diff --git a/build/three.cjs b/build/three.cjs index 5658277fa3febe..4c63982c6375d7 100644 --- a/build/three.cjs +++ b/build/three.cjs @@ -5,7 +5,7 @@ */ 'use strict'; -const REVISION = '183dev'; +const REVISION = '183'; /** * Represents mouse buttons and interaction types in context of controls. @@ -76262,7 +76262,11 @@ class WebGLRenderer { } - _gl.clear( bits ); + if ( bits !== 0 ) { + + _gl.clear( bits ); + + } }; diff --git a/build/three.core.js b/build/three.core.js index dd529f3c907db9..c3c52b5cf205fc 100644 --- a/build/three.core.js +++ b/build/three.core.js @@ -3,7 +3,7 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -const REVISION = '183dev'; +const REVISION = '183'; /** * Represents mouse buttons and interaction types in context of controls. diff --git a/build/three.core.min.js b/build/three.core.min.js index 944c56bb5862d6..23b8072665309f 100644 --- a/build/three.core.min.js +++ b/build/three.core.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -const t="183dev",e={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},i={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},s=0,r=1,n=2,a=3,o=0,h=1,l=2,c=3,u=0,d=1,p=2,m=0,y=1,g=2,f=3,x=4,b=5,v=6,w=100,M=101,S=102,_=103,A=104,T=200,z=201,C=202,I=203,k=204,B=205,O=206,P=207,R=208,N=209,V=210,E=211,L=212,F=213,D=214,j=0,W=1,U=2,J=3,q=4,X=5,Y=6,H=7,Z=0,G=1,$=2,Q=0,K=1,tt=2,et=3,it=4,st=5,rt=6,nt=7,at="attached",ot="detached",ht=300,lt=301,ct=302,ut=303,dt=304,pt=306,mt=1e3,yt=1001,gt=1002,ft=1003,xt=1004,bt=1004,vt=1005,wt=1005,Mt=1006,St=1007,_t=1007,At=1008,Tt=1008,zt=1009,Ct=1010,It=1011,kt=1012,Bt=1013,Ot=1014,Pt=1015,Rt=1016,Nt=1017,Vt=1018,Et=1020,Lt=35902,Ft=35899,Dt=1021,jt=1022,Wt=1023,Ut=1026,Jt=1027,qt=1028,Xt=1029,Yt=1030,Ht=1031,Zt=1032,Gt=1033,$t=33776,Qt=33777,Kt=33778,te=33779,ee=35840,ie=35841,se=35842,re=35843,ne=36196,ae=37492,oe=37496,he=37488,le=37489,ce=37490,ue=37491,de=37808,pe=37809,me=37810,ye=37811,ge=37812,fe=37813,xe=37814,be=37815,ve=37816,we=37817,Me=37818,Se=37819,_e=37820,Ae=37821,Te=36492,ze=36494,Ce=36495,Ie=36283,ke=36284,Be=36285,Oe=36286,Pe=2200,Re=2201,Ne=2202,Ve=2300,Ee=2301,Le=2302,Fe=2303,De=2400,je=2401,We=2402,Ue=2500,Je=2501,qe=0,Xe=1,Ye=2,He=3200,Ze=3201,Ge=3202,$e=3203,Qe=0,Ke=1,ti="",ei="srgb",ii="srgb-linear",si="linear",ri="srgb",ni="",ai="rg",oi="ga",hi=0,li=7680,ci=7681,ui=7682,di=7683,pi=34055,mi=34056,yi=5386,gi=512,fi=513,xi=514,bi=515,vi=516,wi=517,Mi=518,Si=519,_i=512,Ai=513,Ti=514,zi=515,Ci=516,Ii=517,ki=518,Bi=519,Oi=35044,Pi=35048,Ri=35040,Ni=35045,Vi=35049,Ei=35041,Li=35046,Fi=35050,Di=35042,ji="100",Wi="300 es",Ui=2e3,Ji=2001,qi={COMPUTE:"compute",RENDER:"render"},Xi={PERSPECTIVE:"perspective",LINEAR:"linear",FLAT:"flat"},Yi={NORMAL:"normal",CENTROID:"centroid",SAMPLE:"sample",FIRST:"first",EITHER:"either"},Hi={TEXTURE_COMPARE:"depthTextureCompare"};const Zi={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function Gi(t,e){return new Zi[t](e)}function $i(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function Qi(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function Ki(){const t=Qi("canvas");return t.style.display="block",t}const ts={};let es=null;function is(t){es=t}function ss(){return es}function rs(...t){const e="THREE."+t.shift();es?es("log",e,...t):console.log(e,...t)}function ns(t){const e=t[0];if("string"==typeof e&&e.startsWith("TSL:")){const e=t[1];e&&e.isStackTrace?t[0]+=" "+e.getLocation():t[1]='Stack trace not available. 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i=Math.acos(t),s=Math.sin(i);e=Math.sin(e*i)/s,o=o*e+u*(a=Math.sin(a*i)/s),h=h*e+d*a,l=l*e+p*a,c=c*e+m*a}else{o=o*e+u*a,h=h*e+d*a,l=l*e+p*a,c=c*e+m*a;const t=1/Math.sqrt(o*o+h*h+l*l+c*c);o*=t,h*=t,l*=t,c*=t}}t[e]=o,t[e+1]=h,t[e+2]=l,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,s,r,n){const a=i[s],o=i[s+1],h=i[s+2],l=i[s+3],c=r[n],u=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*c+o*d-h*u,t[e+1]=o*p+l*u+h*c-a*d,t[e+2]=h*p+l*d+a*u-o*c,t[e+3]=l*p-a*c-o*u-h*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,s=t._y,r=t._z,n=t._order,a=Math.cos,o=Math.sin,h=a(i/2),l=a(s/2),c=a(r/2),u=o(i/2),d=o(s/2),p=o(r/2);switch(n){case"XYZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"YXZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"ZXY":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"ZYX":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"YZX":this._x=u*l*c+h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c-u*d*p;break;case"XZY":this._x=u*l*c-h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c+u*d*p;break;default:as("Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,s=Math.sin(i);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(fs(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=this.dot(t);a<0&&(i=-i,s=-s,r=-r,n=-n,a=-a);let o=1-e;if(a<.9995){const t=Math.acos(a),h=Math.sin(t);o=Math.sin(o*t)/h,e=Math.sin(e*t)/h,this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this._onChangeCallback()}else this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this.normalize();return this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class As{constructor(t=0,e=0,i=0){As.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(zs.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(zs.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){const e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),c=2*(r*i-n*e);return this.x=e+o*h+n*c-a*l,this.y=i+o*l+a*h-r*c,this.z=s+o*c+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return 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this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return Ts.copy(this).projectOnVector(t),this.sub(Ts)}reflect(t){return this.sub(Ts.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(fs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Ts=new As,zs=new _s;class Cs{constructor(t,e,i,s,r,n,a,o,h){Cs.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}set(t,e,i,s,r,n,a,o,h){const l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=s[0],y=s[3],g=s[6],f=s[1],x=s[4],b=s[7],v=s[2],w=s[5],M=s[8];return r[0]=n*m+a*f+o*v,r[3]=n*y+a*x+o*w,r[6]=n*g+a*b+o*M,r[1]=h*m+l*f+c*v,r[4]=h*y+l*x+c*w,r[7]=h*g+l*b+c*M,r[2]=u*m+d*f+p*v,r[5]=u*y+d*x+p*w,r[8]=u*g+d*b+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],c=l*n-a*h,u=a*o-l*r,d=h*r-n*o,p=e*c+i*u+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=u*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){const o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Is.makeScale(t,e)),this}rotate(t){return this.premultiply(Is.makeRotation(-t)),this}translate(t,e){return this.premultiply(Is.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const Is=new Cs,ks=(new Cs).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Bs=(new Cs).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Os(){const t={enabled:!0,workingColorSpace:ii,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ri&&(t.r=Rs(t.r),t.g=Rs(t.g),t.b=Rs(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ri&&(t.r=Ns(t.r),t.g=Ns(t.g),t.b=Ns(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?si:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return hs("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return hs("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ii]:{primaries:e,whitePoint:s,transfer:si,toXYZ:ks,fromXYZ:Bs,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ei},outputColorSpaceConfig:{drawingBufferColorSpace:ei}},[ei]:{primaries:e,whitePoint:s,transfer:ri,toXYZ:ks,fromXYZ:Bs,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ei}}}),t}const Ps=Os();function Rs(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Ns(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Vs;class Es{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===Vs&&(Vs=Qi("canvas")),Vs.width=t.width,Vs.height=t.height;const e=Vs.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=Vs}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Qi("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(Ws).x}get height(){return this.source.getSize(Ws).y}get depth(){return this.source.getSize(Ws).z}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){as(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i:as(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==ht)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case mt:t.x=t.x-Math.floor(t.x);break;case yt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case mt:t.y=t.y-Math.floor(t.y);break;case yt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}Us.DEFAULT_IMAGE=null,Us.DEFAULT_MAPPING=ht,Us.DEFAULT_ANISOTROPY=1;class Js{constructor(t=0,e=0,i=0,s=1){Js.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r;const n=.01,a=.1,o=t.elements,h=o[0],l=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],y=o[6],g=o[10];if(Math.abs(l-u)o&&t>f?tf?o1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),null!==this.pivot&&(s.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e0){s.children=[];for(let e=0;e0){s.animations=[];for(let e=0;e0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),c.length>0&&(i.nodes=c)}return i.object=s,i;function n(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),null!==t.pivot&&(this.pivot=t.pivot.clone()),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;eo+l?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=o-l&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(s=e.getPose(t.targetRaySpace,i),null===s&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Tr)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Ar;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}const Cr={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Ir={h:0,s:0,l:0},kr={h:0,s:0,l:0};function Br(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Or{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ei){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ps.colorSpaceToWorking(this,e),this}setRGB(t,e,i,s=Ps.workingColorSpace){return this.r=t,this.g=e,this.b=i,Ps.colorSpaceToWorking(this,s),this}setHSL(t,e,i,s=Ps.workingColorSpace){if(t=xs(t,1),e=fs(e,0,1),i=fs(i,0,1),0===e)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=Br(r,s,t+1/3),this.g=Br(r,s,t),this.b=Br(r,s,t-1/3)}return Ps.colorSpaceToWorking(this,s),this}setStyle(t,e=ei){function i(e){void 0!==e&&parseFloat(e)<1&&as("Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const n=s[1],a=s[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:as("Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=s[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);as("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ei){const i=Cr[t.toLowerCase()];return void 0!==i?this.setHex(i,e):as("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Rs(t.r),this.g=Rs(t.g),this.b=Rs(t.b),this}copyLinearToSRGB(t){return this.r=Ns(t.r),this.g=Ns(t.g),this.b=Ns(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ei){return Ps.workingToColorSpace(Pr.copy(this),t),65536*Math.round(fs(255*Pr.r,0,255))+256*Math.round(fs(255*Pr.g,0,255))+Math.round(fs(255*Pr.b,0,255))}getHexString(t=ei){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ps.workingColorSpace){Ps.workingToColorSpace(Pr.copy(this),e);const i=Pr.r,s=Pr.g,r=Pr.b,n=Math.max(i,s,r),a=Math.min(i,s,r);let o,h;const l=(a+n)/2;if(a===n)o=0,h=0;else{const t=n-a;switch(h=l<=.5?t/(n+a):t/(2-n-a),n){case i:o=(s-r)/t+(s0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const Er=new As,Lr=new As,Fr=new As,Dr=new As,jr=new As,Wr=new As,Ur=new As,Jr=new As,qr=new As,Xr=new As,Yr=new Js,Hr=new Js,Zr=new Js;class Gr{constructor(t=new As,e=new As,i=new As){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,s){s.subVectors(i,e),Er.subVectors(t,e),s.cross(Er);const r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){Er.subVectors(s,e),Lr.subVectors(i,e),Fr.subVectors(t,e);const n=Er.dot(Er),a=Er.dot(Lr),o=Er.dot(Fr),h=Lr.dot(Lr),l=Lr.dot(Fr),c=n*h-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(h*o-a*l)*u,p=(n*l-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,Dr)&&(Dr.x>=0&&Dr.y>=0&&Dr.x+Dr.y<=1)}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,Dr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,Dr.x),o.addScaledVector(n,Dr.y),o.addScaledVector(a,Dr.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return Yr.setScalar(0),Hr.setScalar(0),Zr.setScalar(0),Yr.fromBufferAttribute(t,e),Hr.fromBufferAttribute(t,i),Zr.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(Yr,r.x),n.addScaledVector(Hr,r.y),n.addScaledVector(Zr,r.z),n}static isFrontFacing(t,e,i,s){return Er.subVectors(i,e),Lr.subVectors(t,e),Er.cross(Lr).dot(s)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Er.subVectors(this.c,this.b),Lr.subVectors(this.a,this.b),.5*Er.cross(Lr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Gr.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Gr.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return Gr.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return Gr.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Gr.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,s=this.b,r=this.c;let n,a;jr.subVectors(s,i),Wr.subVectors(r,i),Jr.subVectors(t,i);const o=jr.dot(Jr),h=Wr.dot(Jr);if(o<=0&&h<=0)return e.copy(i);qr.subVectors(t,s);const l=jr.dot(qr),c=Wr.dot(qr);if(l>=0&&c<=l)return e.copy(s);const u=o*c-l*h;if(u<=0&&o>=0&&l<=0)return n=o/(o-l),e.copy(i).addScaledVector(jr,n);Xr.subVectors(t,r);const d=jr.dot(Xr),p=Wr.dot(Xr);if(p>=0&&d<=p)return e.copy(r);const m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return a=h/(h-p),e.copy(i).addScaledVector(Wr,a);const y=l*p-d*c;if(y<=0&&c-l>=0&&d-p>=0)return Ur.subVectors(r,s),a=(c-l)/(c-l+(d-p)),e.copy(s).addScaledVector(Ur,a);const g=1/(y+m+u);return n=m*g,a=u*g,e.copy(i).addScaledVector(jr,n).addScaledVector(Wr,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class $r{constructor(t=new As(1/0,1/0,1/0),e=new As(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,Kr),Kr.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(hn),ln.subVectors(this.max,hn),en.subVectors(t.a,hn),sn.subVectors(t.b,hn),rn.subVectors(t.c,hn),nn.subVectors(sn,en),an.subVectors(rn,sn),on.subVectors(en,rn);let e=[0,-nn.z,nn.y,0,-an.z,an.y,0,-on.z,on.y,nn.z,0,-nn.x,an.z,0,-an.x,on.z,0,-on.x,-nn.y,nn.x,0,-an.y,an.x,0,-on.y,on.x,0];return!!dn(e,en,sn,rn,ln)&&(e=[1,0,0,0,1,0,0,0,1],!!dn(e,en,sn,rn,ln)&&(cn.crossVectors(nn,an),e=[cn.x,cn.y,cn.z],dn(e,en,sn,rn,ln)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Kr).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(Kr).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Qr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Qr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Qr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Qr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Qr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Qr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Qr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Qr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Qr)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Qr=[new As,new As,new As,new As,new As,new As,new As,new As],Kr=new As,tn=new $r,en=new As,sn=new As,rn=new As,nn=new As,an=new As,on=new As,hn=new As,ln=new As,cn=new As,un=new As;function dn(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){un.fromArray(t,n);const a=r.x*Math.abs(un.x)+r.y*Math.abs(un.y)+r.z*Math.abs(un.z),o=e.dot(un),h=i.dot(un),l=s.dot(un);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}const pn=mn();function mn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),s=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(s[t]=0,s[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(s[t]=1024>>-e-14,s[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(s[t]=e+15<<10,s[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(s[t]=31744,s[256|t]=64512,r[t]=24,r[256|t]=24):(s[t]=31744,s[256|t]=64512,r[t]=13,r[256|t]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,n[t]=e|i}for(let t=1024;t<2048;++t)n[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:s,shiftTable:r,mantissaTable:n,exponentTable:a,offsetTable:o}}function yn(t){Math.abs(t)>65504&&as("DataUtils.toHalfFloat(): Value out of range."),t=fs(t,-65504,65504),pn.floatView[0]=t;const e=pn.uint32View[0],i=e>>23&511;return pn.baseTable[i]+((8388607&e)>>pn.shiftTable[i])}function gn(t){const e=t>>10;return pn.uint32View[0]=pn.mantissaTable[pn.offsetTable[e]+(1023&t)]+pn.exponentTable[e],pn.floatView[0]}class fn{static toHalfFloat(t){return yn(t)}static fromHalfFloat(t){return gn(t)}}const xn=new As,bn=new Ss;let vn=0;class wn{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:vn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Oi,this.updateRanges=[],this.gpuType=Pt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;sthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;On.subVectors(t,this.center);const e=On.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(On,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Pn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(On.copy(t.center).add(Pn)),this.expandByPoint(On.copy(t.center).sub(Pn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let Nn=0;const Vn=new $s,En=new _r,Ln=new As,Fn=new $r,Dn=new $r,jn=new As;class Wn extends us{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Nn++}),this.uuid=gs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?Cn:Tn)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Cs).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return Vn.makeRotationFromQuaternion(t),this.applyMatrix4(Vn),this}rotateX(t){return Vn.makeRotationX(t),this.applyMatrix4(Vn),this}rotateY(t){return Vn.makeRotationY(t),this.applyMatrix4(Vn),this}rotateZ(t){return Vn.makeRotationZ(t),this.applyMatrix4(Vn),this}translate(t,e,i){return Vn.makeTranslation(t,e,i),this.applyMatrix4(Vn),this}scale(t,e,i){return Vn.makeScale(t,e,i),this.applyMatrix4(Vn),this}lookAt(t){return En.lookAt(t),En.updateMatrix(),this.applyMatrix4(En.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ln).negate(),this.translate(Ln.x,Ln.y,Ln.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let i=0,s=t.length;ie.count&&as("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new $r);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return os("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new As(-1/0,-1/0,-1/0),new As(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const s=i[e];t.data.attributes[e]=s.toJSON(t.data)}const s={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const s=t.attributes;for(const t in s){const i=s[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],s=r[t];for(let t=0,r=s.length;t0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){as(`Material: parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i:as(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),100!==this.blendEquation&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==li&&(i.stencilFail=this.stencilFail),this.stencilZFail!==li&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==li&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!1===this.allowOverride&&(i.allowOverride=!1),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Zn extends Hn{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Or(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const Gn=new As,$n=new As,Qn=new As,Kn=new Ss,ta=new Ss,ea=new $s,ia=new As,sa=new As,ra=new As,na=new Ss,aa=new Ss,oa=new Ss;class ha extends _r{constructor(t=new Zn){if(super(),this.isSprite=!0,this.type="Sprite",void 0===Xn){Xn=new Wn;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new Un(t,5);Xn.setIndex([0,1,2,0,2,3]),Xn.setAttribute("position",new qn(e,3,0,!1)),Xn.setAttribute("uv",new qn(e,2,3,!1))}this.geometry=Xn,this.material=t,this.center=new Ss(.5,.5),this.count=1}raycast(t,e){null===t.camera&&os('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),$n.setFromMatrixScale(this.matrixWorld),ea.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Qn.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&$n.multiplyScalar(-Qn.z);const i=this.material.rotation;let s,r;0!==i&&(r=Math.cos(i),s=Math.sin(i));const n=this.center;la(ia.set(-.5,-.5,0),Qn,n,$n,s,r),la(sa.set(.5,-.5,0),Qn,n,$n,s,r),la(ra.set(.5,.5,0),Qn,n,$n,s,r),na.set(0,0),aa.set(1,0),oa.set(1,1);let a=t.ray.intersectTriangle(ia,sa,ra,!1,Gn);if(null===a&&(la(sa.set(-.5,.5,0),Qn,n,$n,s,r),aa.set(0,1),a=t.ray.intersectTriangle(ia,ra,sa,!1,Gn),null===a))return;const o=t.ray.origin.distanceTo(Gn);ot.far||e.push({distance:o,point:Gn.clone(),uv:Gr.getInterpolation(Gn,ia,sa,ra,na,aa,oa,new Ss),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function la(t,e,i,s,r,n){Kn.subVectors(t,i).addScalar(.5).multiply(s),void 0!==r?(ta.x=n*Kn.x-r*Kn.y,ta.y=r*Kn.x+n*Kn.y):ta.copy(Kn),t.copy(e),t.x+=ta.x,t.y+=ta.y,t.applyMatrix4(ea)}const ca=new As,ua=new As;class da extends _r{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,s;for(i=1,s=e.length;i0){ca.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ca);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ca.setFromMatrixPosition(t.matrixWorld),ua.setFromMatrixPosition(this.matrixWorld);const i=ca.distanceTo(ua)/t.zoom;let s,r;for(e[0].object.visible=!0,s=1,r=e.length;s=t))break;e[s-1].object.visible=!1,e[s].object.visible=!0}for(this._currentLevel=s-1;s0)if(c=n*o-a,u=n*a-o,p=r*l,c>=0)if(u>=-p)if(u<=p){const t=1/l;c*=t,u*=t,d=c*(c+n*u+2*a)+u*(n*c+u+2*o)+h}else u=r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u=-r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u<=-p?(c=Math.max(0,-(-n*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+h):(c=Math.max(0,-(n*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h);else u=n>0?-r:r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,c),s&&s.copy(ma).addScaledVector(ya,u),d}intersectSphere(t,e){pa.subVectors(t.center,this.origin);const i=pa.dot(this.direction),s=pa.dot(pa)-i*i,r=t.radius*t.radius;if(s>r)return null;const n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,s,r,n,a,o;const h=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,u=this.origin;return h>=0?(i=(t.min.x-u.x)*h,s=(t.max.x-u.x)*h):(i=(t.max.x-u.x)*h,s=(t.min.x-u.x)*h),l>=0?(r=(t.min.y-u.y)*l,n=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,n=(t.min.y-u.y)*l),i>n||r>s?null:((r>i||isNaN(i))&&(i=r),(n=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>s?null:((a>i||i!=i)&&(i=a),(o=0?i:s,e)))}intersectsBox(t){return null!==this.intersectBox(t,pa)}intersectTriangle(t,e,i,s,r){fa.subVectors(e,t),xa.subVectors(i,t),ba.crossVectors(fa,xa);let n,a=this.direction.dot(ba);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}ga.subVectors(this.origin,t);const o=n*this.direction.dot(xa.crossVectors(ga,xa));if(o<0)return null;const h=n*this.direction.dot(fa.cross(ga));if(h<0)return null;if(o+h>a)return null;const l=-n*ga.dot(ba);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class wa extends Hn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Or(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Ma=new $s,Sa=new va,_a=new Rn,Aa=new As,Ta=new As,za=new As,Ca=new As,Ia=new As,ka=new As,Ba=new As,Oa=new As;class Pa extends _r{constructor(t=new Wn,e=new wa){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}Ma.copy(r).invert(),Sa.copy(t.ray).applyMatrix4(Ma),null!==i.boundingBox&&!1===Sa.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,Sa)}}_computeIntersections(t,e,i){let s;const r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=u.length;ri.far?null:{distance:l,point:Oa.clone(),object:t}}(t,e,i,s,Ta,za,Ca,Ba);if(c){const t=new As;Gr.getBarycoord(Ba,Ta,za,Ca,t),r&&(c.uv=Gr.getInterpolatedAttribute(r,o,h,l,t,new Ss)),n&&(c.uv1=Gr.getInterpolatedAttribute(n,o,h,l,t,new Ss)),a&&(c.normal=Gr.getInterpolatedAttribute(a,o,h,l,t,new As),c.normal.dot(s.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:h,c:l,normal:new As,materialIndex:0};Gr.getNormal(Ta,za,Ca,e.normal),c.face=e,c.barycoord=t}return c}const Na=new As,Va=new Js,Ea=new Js,La=new As,Fa=new $s,Da=new As,ja=new Rn,Wa=new $s,Ua=new va;class Ja extends Pa{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=at,this.bindMatrix=new $s,this.bindMatrixInverse=new $s,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new $r),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||oo.getNormalMatrix(t),s=this.coplanarPoint(no).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const lo=new Rn,co=new Ss(.5,.5),uo=new As;class po{constructor(t=new ho,e=new ho,i=new ho,s=new ho,r=new ho,n=new ho){this.planes=[t,e,i,s,r,n]}set(t,e,i,s,r,n){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],y=r[10],g=r[11],f=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,g-p,v-f).normalize(),s[1].setComponents(h+n,d+l,g+p,v+f).normalize(),s[2].setComponents(h+a,d+c,g+m,v+x).normalize(),s[3].setComponents(h-a,d-c,g-m,v-x).normalize(),i)s[4].setComponents(o,u,y,b).normalize(),s[5].setComponents(h-o,d-u,g-y,v-b).normalize();else if(s[4].setComponents(h-o,d-u,g-y,v-b).normalize(),e===Ui)s[5].setComponents(h+o,d+u,g+y,v+b).normalize();else{if(e!==Ji)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);s[5].setComponents(o,u,y,b).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),lo.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),lo.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(lo)}intersectsSprite(t){lo.center.set(0,0,0);const e=co.distanceTo(t.center);return lo.radius=.7071067811865476+e,lo.applyMatrix4(t.matrixWorld),this.intersectsSphere(lo)}intersectsSphere(t){const e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,uo.y=s.normal.y>0?t.max.y:t.min.y,uo.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(uo)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const mo=new $s,yo=new po;class go{constructor(){this.coordinateSystem=Ui}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];n.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=s}reset(){this.list.length=0,this.index=0}}const wo=new $s,Mo=new Or(1,1,1),So=new po,_o=new go,Ao=new $r,To=new Rn,zo=new As,Co=new As,Io=new As,ko=new vo,Bo=new Pa,Oo=[];function Po(t,e,i=0){const s=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let n=0;n65535?new Uint32Array(s):new Uint16Array(s);e.setIndex(new wn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const s=t.getAttribute(i),r=e.getAttribute(i);if(s.itemSize!==r.itemSize||s.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new $r);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,s=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(fo),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const s=this._matricesTexture;wo.identity().toArray(s.image.data,16*i),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(Mo.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const s={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;s.vertexStart=this._nextVertexStart,s.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const n=t.getIndex();if(null!==n&&(s.indexStart=this._nextIndexStart,s.reservedIndexCount=-1===i?n.count:i),-1!==s.indexStart&&s.indexStart+s.reservedIndexCount>this._maxIndexCount||s.vertexStart+s.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(fo),a=this._availableGeometryIds.shift(),r[a]=s):(a=this._geometryCount,this._geometryCount++,r.push(s)),this.setGeometryAt(a,t),this._nextIndexStart=s.indexStart+s.reservedIndexCount,this._nextVertexStart=s.vertexStart+s.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,s=null!==i.getIndex(),r=i.getIndex(),n=e.getIndex(),a=this._geometryInfo[t];if(s&&n.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,h=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const s=e.getAttribute(t),r=i.getAttribute(t);Po(s,r,o);const n=s.itemSize;for(let t=s.count,e=h;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,s=i.length;ee).sort((t,e)=>i[t].vertexStart-i[e].vertexStart),r=this.geometry;for(let n=0,a=i.length;n=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingBox){const t=new $r,e=i.index,r=i.attributes.position;for(let i=s.start,n=s.start+s.count;i=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingSphere){const e=new Rn;this.getBoundingBoxAt(t,Ao),Ao.getCenter(e.center);const r=i.index,n=i.attributes.position;let a=0;for(let t=s.start,i=s.start+s.count;tt.active);if(Math.max(...i.map(t=>t.vertexStart+t.reservedVertexCount))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...i.map(t=>t.indexStart+t.reservedIndexCount))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`)}const s=this.geometry;s.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Wn,this._initializeGeometry(s));const r=this.geometry;s.index&&Ro(s.index.array,r.index.array);for(const t in s.attributes)Ro(s.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,s=this._geometryInfo,r=this.matrixWorld,n=this.geometry;Bo.material=this.material,Bo.geometry.index=n.index,Bo.geometry.attributes=n.attributes,null===Bo.geometry.boundingBox&&(Bo.geometry.boundingBox=new $r),null===Bo.geometry.boundingSphere&&(Bo.geometry.boundingSphere=new Rn);for(let n=0,a=i.length;n({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null})),this._instanceInfo=t._instanceInfo.map(t=>({...t})),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,s,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=s.getIndex();let a=null===n?1:n.array.BYTES_PER_ELEMENT,o=1;r.wireframe&&(o=2,a=s.attributes.position.count>65535?4:2);const h=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,d=this.perObjectFrustumCulled,p=this._indirectTexture,m=p.image.data,y=i.isArrayCamera?_o:So;d&&!i.isArrayCamera&&(wo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),So.setFromProjectionMatrix(wo,i.coordinateSystem,i.reversedDepth));let g=0;if(this.sortObjects){wo.copy(this.matrixWorld).invert(),zo.setFromMatrixPosition(i.matrixWorld).applyMatrix4(wo),Co.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(wo);for(let t=0,e=h.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts)return;Wo.applyMatrix4(t.matrixWorld);const h=e.ray.origin.distanceTo(Wo);return he.far?void 0:{distance:h,point:Uo.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Xo=new As,Yo=new As;class Ho extends Jo{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,s=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class sh extends Us{constructor(t,e,i,s,r=1006,n=1006,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const l=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback(function e(){l.needsUpdate=!0,l._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class rh extends sh{constructor(t,e,i,s,r,n,a,o){super({},t,e,i,s,r,n,a,o),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(t){this.image=t,this.needsUpdate=!0}}class nh extends Us{constructor(t,e){super({width:t,height:e}),this.isFramebufferTexture=!0,this.magFilter=ft,this.minFilter=ft,this.generateMipmaps=!1,this.needsUpdate=!0}}class ah extends Us{constructor(t,e,i,s,r,n,a,o,h,l,c,u){super(null,n,a,o,h,l,s,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class oh extends ah{constructor(t,e,i,s,r,n){super(t,e,i,r,n),this.isCompressedArrayTexture=!0,this.image.depth=s,this.wrapR=yt,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class hh extends ah{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,lt),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class lh extends Us{constructor(t=[],e=301,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class ch extends Us{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class uh extends Us{constructor(t,e,i=1014,s,r,n,a=1003,o=1003,h,l=1026,c=1){if(l!==Ut&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new Fs(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class dh extends uh{constructor(t,e=1014,i=301,s,r,n=1003,a=1003,o,h=1026){const l={width:t,height:t,depth:1},c=[l,l,l,l,l,l];super(t,t,e,i,s,r,n,a,o,h),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class ph extends Us{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class mh extends Wn{constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};const a=this;s=Math.floor(s),r=Math.floor(r),n=Math.floor(n);const o=[],h=[],l=[],c=[];let u=0,d=0;function p(t,e,i,s,r,n,p,m,y,g,f){const x=n/y,b=p/g,v=n/2,w=p/2,M=m/2,S=y+1,_=g+1;let A=0,T=0;const z=new As;for(let n=0;n<_;n++){const a=n*b-w;for(let o=0;o0?1:-1,l.push(z.x,z.y,z.z),c.push(o/y),c.push(1-n/g),A+=1}}for(let t=0;t0){const t=(f-1)*m;for(let e=0;e0||0!==s)&&(l.push(n,a,h),x+=3),(e>0||s!==r-1)&&(l.push(a,o,h),x+=3)}h.addGroup(g,x,0),g+=x}(),!1===n&&(t>0&&f(!0),e>0&&f(!1)),this.setIndex(l),this.setAttribute("position",new kn(c,3)),this.setAttribute("normal",new kn(u,3)),this.setAttribute("uv",new kn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new fh(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class xh extends fh{constructor(t=1,e=1,i=32,s=1,r=!1,n=0,a=2*Math.PI){super(0,t,e,i,s,r,n,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:n,thetaLength:a}}static fromJSON(t){return new xh(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class bh extends Wn{constructor(t=[],e=[],i=1,s=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:s};const r=[],n=[];function a(t,e,i,s){const r=s+1,n=[];for(let s=0;s<=r;s++){n[s]=[];const a=t.clone().lerp(i,s/r),o=e.clone().lerp(i,s/r),h=r-s;for(let t=0;t<=h;t++)n[s][t]=0===t&&s===r?a:a.clone().lerp(o,t/h)}for(let t=0;t.9&&a<.1&&(e<.2&&(n[t+0]+=1),i<.2&&(n[t+2]+=1),s<.2&&(n[t+4]+=1))}}()}(),this.setAttribute("position",new kn(r,3)),this.setAttribute("normal",new kn(r.slice(),3)),this.setAttribute("uv",new kn(n,2)),0===s?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new bh(t.vertices,t.indices,t.radius,t.detail)}}class vh extends bh{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,s=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-s,-i,0,-s,i,0,s,-i,0,s,i,-s,-i,0,-s,i,0,s,-i,0,s,i,0,-i,0,-s,i,0,-s,-i,0,s,i,0,s],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new vh(t.radius,t.detail)}}const wh=new As,Mh=new As,Sh=new As,_h=new Gr;class Ah extends Wn{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,s=Math.pow(10,i),r=Math.cos(ms*e),n=t.getIndex(),a=t.getAttribute("position"),o=n?n.count:a.count,h=[0,0,0],l=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){h=s;break}h=s-1}if(s=h,i[s]===n)return s/(r-1);const l=i[s];return(s+(n-l)/(i[s+1]-l))/(r-1)}getTangent(t,e){const i=1e-4;let s=t-i,r=t+i;s<0&&(s=0),r>1&&(r=1);const n=this.getPoint(s),a=this.getPoint(r),o=e||(n.isVector2?new Ss:new As);return o.copy(a).sub(n).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new As,s=[],r=[],n=[],a=new As,o=new $s;for(let e=0;e<=t;e++){const i=e/t;s[e]=this.getTangentAt(i,new As)}r[0]=new As,n[0]=new As;let h=Number.MAX_VALUE;const l=Math.abs(s[0].x),c=Math.abs(s[0].y),u=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),c<=h&&(h=c,i.set(0,1,0)),u<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(fs(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(fs(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class zh extends Th{constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new Ss){const i=e,s=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)s;)r-=s;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===l&&h===r-1&&(h=r-2,l=1),this.closed||h>0?a=s[(h-1)%r]:(kh.subVectors(s[0],s[1]).add(s[0]),a=kh);const c=s[h%r],u=s[(h+1)%r];if(this.closed||h+2s.length-2?s.length-1:n+1],c=s[n>s.length-3?s.length-1:n+2];return i.set(Nh(a,o.x,h.x,l.x,c.x),Nh(a,o.y,h.y,l.y,c.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e=i){const t=s[r]-i,n=this.curves[r],a=n.getLength(),o=0===a?0:1-t/a;return n.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let i=0,s=this.curves.length;i1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,i=t.curves.length;e0){const t=h.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(h);const l=h.getPoint(1);return this.currentPoint.copy(l),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class Hh extends Yh{constructor(t){super(t),this.uuid=gs(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let i=0,s=this.holes.length;i80*i){o=t[0],h=t[1];let e=o,s=h;for(let 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b=t.prevZ,v=t.nextZ;for(;b&&b.z>=f&&v&&v.z<=x;){if(b.x>=p&&b.x<=y&&b.y>=m&&b.y<=g&&b!==r&&b!==a&&ll(o,c,h,u,l,d,b.x,b.y)&&ul(b.prev,b,b.next)>=0)return!1;if(b=b.prevZ,v.x>=p&&v.x<=y&&v.y>=m&&v.y<=g&&v!==r&&v!==a&&ll(o,c,h,u,l,d,v.x,v.y)&&ul(v.prev,v,v.next)>=0)return!1;v=v.nextZ}for(;b&&b.z>=f;){if(b.x>=p&&b.x<=y&&b.y>=m&&b.y<=g&&b!==r&&b!==a&&ll(o,c,h,u,l,d,b.x,b.y)&&ul(b.prev,b,b.next)>=0)return!1;b=b.prevZ}for(;v&&v.z<=x;){if(v.x>=p&&v.x<=y&&v.y>=m&&v.y<=g&&v!==r&&v!==a&&ll(o,c,h,u,l,d,v.x,v.y)&&ul(v.prev,v,v.next)>=0)return!1;v=v.nextZ}return!0}function el(t,e){let i=t;do{const s=i.prev,r=i.next.next;!dl(s,r)&&pl(s,i,i.next,r)&&gl(s,r)&&gl(r,s)&&(e.push(s.i,i.i,r.i),bl(i),bl(i.next),i=t=r),i=i.next}while(i!==t);return $h(i)}function il(t,e,i,s,r,n){let a=t;do{let t=a.next.next;for(;t!==a.prev;){if(a.i!==t.i&&cl(a,t)){let o=fl(a,t);return a=$h(a,a.next),o=$h(o,o.next),Qh(a,e,i,s,r,n,0),void Qh(o,e,i,s,r,n,0)}t=t.next}a=a.next}while(a!==t)}function sl(t,e){let 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cl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let i=t;do{if(i.i!==t.i&&i.next.i!==t.i&&i.i!==e.i&&i.next.i!==e.i&&pl(i,i.next,t,e))return!0;i=i.next}while(i!==t);return!1}(t,e)&&(gl(t,e)&&gl(e,t)&&function(t,e){let i=t,s=!1;const r=(t.x+e.x)/2,n=(t.y+e.y)/2;do{i.y>n!=i.next.y>n&&i.next.y!==i.y&&r<(i.next.x-i.x)*(n-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==t);return s}(t,e)&&(ul(t.prev,t,e.prev)||ul(t,e.prev,e))||dl(t,e)&&ul(t.prev,t,t.next)>0&&ul(e.prev,e,e.next)>0)}function ul(t,e,i){return(e.y-t.y)*(i.x-e.x)-(e.x-t.x)*(i.y-e.y)}function dl(t,e){return t.x===e.x&&t.y===e.y}function pl(t,e,i,s){const r=yl(ul(t,e,i)),n=yl(ul(t,e,s)),a=yl(ul(i,s,t)),o=yl(ul(i,s,e));return r!==n&&a!==o||(!(0!==r||!ml(t,i,e))||(!(0!==n||!ml(t,s,e))||(!(0!==a||!ml(i,t,s))||!(0!==o||!ml(i,e,s)))))}function ml(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function yl(t){return t>0?1:t<0?-1:0}function gl(t,e){return ul(t.prev,t,t.next)<0?ul(t,e,t.next)>=0&&ul(t,t.prev,e)>=0:ul(t,e,t.prev)<0||ul(t,t.next,e)<0}function fl(t,e){const i=vl(t.i,t.x,t.y),s=vl(e.i,e.x,e.y),r=t.next,n=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,s.next=i,i.prev=s,n.next=s,s.prev=n,s}function xl(t,e,i,s){const r=vl(t,e,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function bl(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function vl(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class wl{static triangulate(t,e,i=2){return Zh(t,e,i)}}class Ml{static area(t){const e=t.length;let i=0;for(let s=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function _l(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(h*h+l*l),p=e.x-o/u,m=e.y+a/u,y=((i.x-l/d-p)*l-(i.y+h/d-m)*h)/(a*l-o*h);s=p+a*y-t.x,r=m+o*y-t.y;const g=s*s+r*r;if(g<=2)return new Ss(s,r);n=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?h>Number.EPSILON&&(t=!0):a<-Number.EPSILON?h<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(l)&&(t=!0),t?(s=-o,r=a,n=Math.sqrt(c)):(s=a,r=o,n=Math.sqrt(c/2))}return new Ss(s/n,r/n)}const B=[];for(let t=0,e=z.length,i=e-1,s=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),s=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=z.length;t=0;){const s=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,h),(t!==i-1||o0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Yl extends Xl{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Hl extends Hn{constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Or(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Zl extends Hl{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new Ss(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return fs(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Or(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Or(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Or(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class Gl extends Hn{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Or(16777215),this.specular=new Or(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class $l extends Hn{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Or(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class Ql extends Hn{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class Kl extends Hn{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Or(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class tc extends Hn{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class ec extends Hn{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class ic extends Hn{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Or(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this.fog=t.fog,this}}class sc extends Vo{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function rc(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function nc(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort(function(e,i){return t[e]-t[i]}),i}function ac(t,e,i){const s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){const s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function oc(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do{a=n[s],void 0!==a&&(e.push(n.time),i.push(...a)),n=t[r++]}while(void 0!==n);else if(void 0!==a.toArray)do{a=n[s],void 0!==a&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++]}while(void 0!==n);else do{a=n[s],void 0!==a&&(e.push(n.time),i.push(a)),n=t[r++]}while(void 0!==n)}class hc{static convertArray(t,e){return rc(t,e)}static isTypedArray(t){return $i(t)}static getKeyframeOrder(t){return nc(t)}static sortedArray(t,e,i){return ac(t,e,i)}static flattenJSON(t,e,i,s){oc(t,e,i,s)}static subclip(t,e,i,s,r=30){return function(t,e,i,s,r=30){const n=t.clone();n.name=e;const a=[];for(let t=0;t=s)){h.push(e.times[t]);for(let i=0;in.tracks[t].times[0]&&(o=n.tracks[t].times[0]);for(let t=0;t=s.times[u]){const t=u*h+o,e=t+h-o;d=s.values.slice(t,e)}else{const t=s.createInterpolant(),e=o,i=h-o;t.evaluate(n),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new _s).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)){const a=e[1];t=r)break e}n=i,i=0;break i}break t}for(;i>>1;te;)--n;if(++n,0!==r||n!==s){r>=n&&(n=Math.max(n,1),r=n-1);const t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(os("KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,s=this.values,r=i.length;0===r&&(os("KeyframeTrack: Track is empty.",this),t=!1);let n=null;for(let e=0;e!==r;e++){const s=i[e];if("number"==typeof s&&isNaN(s)){os("KeyframeTrack: Time is not a valid number.",this,e,s),t=!1;break}if(null!==n&&n>s){os("KeyframeTrack: Out of order keys.",this,e,s,n),t=!1;break}n=s}if(void 0!==s&&$i(s))for(let e=0,i=s.length;e!==i;++e){const i=s[e];if(isNaN(i)){os("KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Le,r=t.length-1;let n=1;for(let a=1;a0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}mc.prototype.ValueTypeName="",mc.prototype.TimeBufferType=Float32Array,mc.prototype.ValueBufferType=Float32Array,mc.prototype.DefaultInterpolation=Ee;class yc extends mc{constructor(t,e,i){super(t,e,i)}}yc.prototype.ValueTypeName="bool",yc.prototype.ValueBufferType=Array,yc.prototype.DefaultInterpolation=Ve,yc.prototype.InterpolantFactoryMethodLinear=void 0,yc.prototype.InterpolantFactoryMethodSmooth=void 0;class gc extends mc{constructor(t,e,i,s){super(t,e,i,s)}}gc.prototype.ValueTypeName="color";class fc extends mc{constructor(t,e,i,s){super(t,e,i,s)}}fc.prototype.ValueTypeName="number";class xc extends lc{constructor(t,e,i,s){super(t,e,i,s)}interpolate_(t,e,i,s){const r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=(i-e)/(s-e);let h=t*a;for(let t=h+a;h!==t;h+=4)_s.slerpFlat(r,0,n,h-a,n,h,o);return r}}class bc extends mc{constructor(t,e,i,s){super(t,e,i,s)}InterpolantFactoryMethodLinear(t){return new xc(this.times,this.values,this.getValueSize(),t)}}bc.prototype.ValueTypeName="quaternion",bc.prototype.InterpolantFactoryMethodSmooth=void 0;class vc extends mc{constructor(t,e,i){super(t,e,i)}}vc.prototype.ValueTypeName="string",vc.prototype.ValueBufferType=Array,vc.prototype.DefaultInterpolation=Ve,vc.prototype.InterpolantFactoryMethodLinear=void 0,vc.prototype.InterpolantFactoryMethodSmooth=void 0;class wc extends mc{constructor(t,e,i,s){super(t,e,i,s)}}wc.prototype.ValueTypeName="vector";class Mc{constructor(t="",e=-1,i=[],s=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=s,this.uuid=gs(),this.userData={},this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,s=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(Sc(i[t]).scale(s));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r.userData=JSON.parse(t.userData||"{}"),r}static toJSON(t){const e=[],i=t.tracks,s={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode,userData:JSON.stringify(t.userData)};for(let t=0,s=i.length;t!==s;++t)e.push(mc.toJSON(i[t]));return s}static CreateFromMorphTargetSequence(t,e,i,s){const r=e.length,n=[];for(let t=0;t1){const t=n[1];let e=s[t];e||(s[t]=e=[]),e.push(i)}}const n=[];for(const t in s)n.push(this.CreateFromMorphTargetSequence(t,s[t],e,i));return n}static parseAnimation(t,e){if(as("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!t)return os("AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,s,r){if(0!==i.length){const n=[],a=[];oc(i,n,a,s),0!==n.length&&r.push(new t(e,n,a))}},s=[],r=t.name||"default",n=t.fps||30,a=t.blendMode;let o=t.length||-1;const h=t.hierarchy||[];for(let t=0;t{e&&e(r),this.manager.itemEnd(t)},0),r;if(void 0!==Ic[t])return void Ic[t].push({onLoad:e,onProgress:i,onError:s});Ic[t]=[],Ic[t].push({onLoad:e,onProgress:i,onError:s});const n=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(n).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&as("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Ic[t],s=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),n=r?parseInt(r):0,a=0!==n;let o=0;const h=new ReadableStream({start(t){!function e(){s.read().then(({done:s,value:r})=>{if(s)t.close();else{o+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:n});for(let t=0,e=i.length;t{t.error(e)})}()}});return new Response(h)}throw new kc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>(new DOMParser).parseFromString(t,a));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,s=new TextDecoder(i);return t.arrayBuffer().then(t=>s.decode(t))}}}).then(e=>{_c.add(`file:${t}`,e);const i=Ic[t];delete Ic[t];for(let t=0,s=i.length;t{const i=Ic[t];if(void 0===i)throw this.manager.itemError(t),e;delete Ic[t];for(let t=0,s=i.length;t{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Oc extends Cc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Bc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e=[];for(let i=0;i0:s.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(s.uniforms[e]={},r.type){case"t":s.uniforms[e].value=i(r.value);break;case"c":s.uniforms[e].value=(new Or).setHex(r.value);break;case"v2":s.uniforms[e].value=(new Ss).fromArray(r.value);break;case"v3":s.uniforms[e].value=(new As).fromArray(r.value);break;case"v4":s.uniforms[e].value=(new Js).fromArray(r.value);break;case"m3":s.uniforms[e].value=(new Cs).fromArray(r.value);break;case"m4":s.uniforms[e].value=(new $s).fromArray(r.value);break;default:s.uniforms[e].value=r.value}}if(void 0!==t.defines&&(s.defines=t.defines),void 0!==t.vertexShader&&(s.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(s.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(s.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)s.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(s.lights=t.lights),void 0!==t.clipping&&(s.clipping=t.clipping),void 0!==t.size&&(s.size=t.size),void 0!==t.sizeAttenuation&&(s.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(s.map=i(t.map)),void 0!==t.matcap&&(s.matcap=i(t.matcap)),void 0!==t.alphaMap&&(s.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(s.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(s.bumpScale=t.bumpScale),void 0!==t.normalMap&&(s.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(s.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),s.normalScale=(new Ss).fromArray(e)}return void 0!==t.displacementMap&&(s.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(s.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(s.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(s.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(s.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(s.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(s.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(s.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(s.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(s.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(s.envMap=i(t.envMap)),void 0!==t.envMapRotation&&s.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(s.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(s.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(s.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(s.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(s.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(s.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(s.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(s.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(s.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(s.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(s.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(s.clearcoatNormalScale=(new Ss).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(s.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(s.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(s.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(s.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(s.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(s.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(s.sheenRoughnessMap=i(t.sheenRoughnessMap)),s}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return cu.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:jl,SpriteMaterial:Zn,RawShaderMaterial:Yl,ShaderMaterial:Xl,PointsMaterial:Go,MeshPhysicalMaterial:Zl,MeshStandardMaterial:Hl,MeshPhongMaterial:Gl,MeshToonMaterial:$l,MeshNormalMaterial:Ql,MeshLambertMaterial:Kl,MeshDepthMaterial:tc,MeshDistanceMaterial:ec,MeshBasicMaterial:wa,MeshMatcapMaterial:ic,LineDashedMaterial:sc,LineBasicMaterial:Vo,Material:Hn}[t]}}class uu{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class du extends Wn{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class pu extends Cc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Bc(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e={},i={};function s(t,s){if(void 0!==e[s])return e[s];const r=t.interleavedBuffers[s],n=function(t,e){if(void 0!==i[e])return i[e];const s=t.arrayBuffers,r=s[e],n=new Uint32Array(r).buffer;return i[e]=n,n}(t,r.buffer),a=Gi(r.type,n),o=new Un(a,r.stride);return o.uuid=r.uuid,e[s]=o,o}const r=t.isInstancedBufferGeometry?new du:new Wn,n=t.data.index;if(void 0!==n){const t=Gi(n.type,n.array);r.setIndex(new wn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let n;if(i.isInterleavedBufferAttribute){const e=s(t.data,i.data);n=new qn(e,i.itemSize,i.offset,i.normalized)}else{const t=Gi(i.type,i.array);n=new(i.isInstancedBufferAttribute?Ga:wn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(n.name=i.name),void 0!==i.usage&&n.setUsage(i.usage),r.setAttribute(e,n)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],n=[];for(let e=0,r=i.length;e0){const i=new Tc(e);r=new Nc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){s=new Nc(this.manager),s.setCrossOrigin(this.crossOrigin);for(let e=0,s=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new $r).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Rn).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}}),n._instanceInfo=t.instanceInfo,n._availableInstanceIds=t._availableInstanceIds,n._availableGeometryIds=t._availableGeometryIds,n._nextIndexStart=t.nextIndexStart,n._nextVertexStart=t.nextVertexStart,n._geometryCount=t.geometryCount,n._maxInstanceCount=t.maxInstanceCount,n._maxVertexCount=t.maxVertexCount,n._maxIndexCount=t.maxIndexCount,n._geometryInitialized=t.geometryInitialized,n._matricesTexture=c(t.matricesTexture.uuid),n._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(n._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(n.boundingSphere=(new Rn).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(n.boundingBox=(new $r).fromJSON(t.boundingBox));break;case"LOD":n=new da;break;case"Line":n=new Jo(h(t.geometry),l(t.material));break;case"LineLoop":n=new Zo(h(t.geometry),l(t.material));break;case"LineSegments":n=new Ho(h(t.geometry),l(t.material));break;case"PointCloud":case"Points":n=new eh(h(t.geometry),l(t.material));break;case"Sprite":n=new ha(l(t.material));break;case"Group":n=new Ar;break;case"Bone":n=new qa;break;default:n=new _r}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.up&&n.up.fromArray(t.up),void 0!==t.pivot&&(n.pivot=(new As).fromArray(t.pivot)),void 0!==t.morphTargetDictionary&&(n.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),void 0!==t.morphTargetInfluences&&(n.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(n.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(n.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.static&&(n.static=t.static),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t{if(!0!==xu.has(n))return e&&e(i),r.manager.itemEnd(t),i;s&&s(xu.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)}):(setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0),n);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){return _c.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t),i}).catch(function(e){s&&s(e),xu.set(o,e),_c.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)});_c.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let vu;class wu{static getContext(){return void 0===vu&&(vu=new(window.AudioContext||window.webkitAudioContext)),vu}static setContext(t){vu=t}}class Mu extends Cc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Bc(this.manager);function a(e){s?s(e):os(e),r.manager.itemError(t)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(t){try{const i=t.slice(0);wu.getContext().decodeAudioData(i,function(t){e(t)}).catch(a)}catch(t){a(t)}},i,s)}}const Su=new $s,_u=new $s,Au=new $s;class Tu{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Qc,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Qc,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Au.copy(t.projectionMatrix);const i=e.eyeSep/2,s=i*e.near/e.focus,r=e.near*Math.tan(ms*e.fov*.5)/e.zoom;let n,a;_u.elements[12]=-i,Su.elements[12]=i,n=-r*e.aspect+s,a=r*e.aspect+s,Au.elements[0]=2*e.near/(a-n),Au.elements[8]=(a+n)/(a-n),this.cameraL.projectionMatrix.copy(Au),n=-r*e.aspect-s,a=r*e.aspect-s,Au.elements[0]=2*e.near/(a-n),Au.elements[8]=(a+n)/(a-n),this.cameraR.projectionMatrix.copy(Au)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(_u),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Su)}}const zu=-90;class Cu extends _r{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new Qc(zu,1,t,e);s.layers=this.layers,this.add(s);const r=new Qc(zu,1,t,e);r.layers=this.layers,this.add(r);const n=new Qc(zu,1,t,e);n.layers=this.layers,this.add(n);const a=new Qc(zu,1,t,e);a.layers=this.layers,this.add(a);const o=new Qc(zu,1,t,e);o.layers=this.layers,this.add(o);const h=new Qc(zu,1,t,e);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(const t of e)this.remove(t);if(t===Ui)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==Ji)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,n,a,o,h,l]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let y=!1;y=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(i,0,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(i,1,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,n),t.setRenderTarget(i,2,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(i,3,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(i,4,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Iu extends Qc{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}class ku{constructor(t=!0){this.autoStart=t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1,as("THREE.Clock: This module has been deprecated. Please use THREE.Timer instead.")}start(){this.startTime=performance.now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const e=performance.now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}}const Bu=new As,Ou=new _s,Pu=new As,Ru=new As,Nu=new As;class Vu extends _r{constructor(){super(),this.type="AudioListener",this.context=wu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new ku}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t);const e=this.context.listener;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Bu,Ou,Pu),Ru.set(0,0,-1).applyQuaternion(Ou),Nu.set(0,1,0).applyQuaternion(Ou),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Bu.x,t),e.positionY.linearRampToValueAtTime(Bu.y,t),e.positionZ.linearRampToValueAtTime(Bu.z,t),e.forwardX.linearRampToValueAtTime(Ru.x,t),e.forwardY.linearRampToValueAtTime(Ru.y,t),e.forwardZ.linearRampToValueAtTime(Ru.z,t),e.upX.linearRampToValueAtTime(Nu.x,t),e.upY.linearRampToValueAtTime(Nu.y,t),e.upZ.linearRampToValueAtTime(Nu.z,t)}else e.setPosition(Bu.x,Bu.y,Bu.z),e.setOrientation(Ru.x,Ru.y,Ru.z,Nu.x,Nu.y,Nu.z)}}class Eu extends _r{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void as("Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void as("Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;as("Audio: this Audio has no playback control.")}stop(t=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+t),this.source.onended=null),this.isPlaying=!1,this;as("Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,s,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,s);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,s=i*this._origIndex;t.getValue(e,s);for(let t=i,r=s;t!==r;++t)e[t]=e[s+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let s=0;s!==r;++s)t[e+s]=t[i+s]}_slerp(t,e,i,s){_s.slerpFlat(t,e,t,e,t,i,s)}_slerpAdditive(t,e,i,s,r){const n=this._workIndex*r;_s.multiplyQuaternionsFlat(t,n,t,e,t,i),_s.slerpFlat(t,e,t,e,t,n,s)}_lerp(t,e,i,s,r){const n=1-s;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*n+t[i+a]*s}}_lerpAdditive(t,e,i,s,r){for(let n=0;n!==r;++n){const r=e+n;t[r]=t[r]+t[i+n]*s}}}const qu="\\[\\]\\.:\\/",Xu=new RegExp("["+qu+"]","g"),Yu="[^"+qu+"]",Hu="[^"+qu.replace("\\.","")+"]",Zu=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Yu)+/(WCOD+)?/.source.replace("WCOD",Hu)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Yu)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Yu)+"$"),Gu=["material","materials","bones","map"];class $u{constructor(t,e,i){this.path=e,this.parsedPath=i||$u.parseTrackName(e),this.node=$u.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new $u.Composite(t,e,i):new $u(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Xu,"")}static parseTrackName(t){const e=Zu.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){const t=i.nodeName.substring(s+1);-1!==Gu.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let s=0;s=r){const n=r++,l=t[n];e[l.uuid]=h,t[h]=l,e[o]=n,t[n]=a;for(let t=0,e=s;t!==e;++t){const e=i[t],s=e[n],r=e[h];e[h]=s,e[n]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,s=i.length;let r=this.nCachedObjects_,n=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,h=e[o];if(void 0!==h)if(delete e[o],h0&&(e[a.uuid]=h),t[h]=a,t.pop();for(let t=0,e=s;t!==e;++t){const e=i[t];e[h]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let s=i[t];const r=this._bindings;if(void 0!==s)return r[s];const n=this._paths,a=this._parsedPaths,o=this._objects,h=o.length,l=this.nCachedObjects_,c=new Array(h);s=r.length,i[t]=s,n.push(t),a.push(e),r.push(c);for(let i=l,s=o.length;i!==s;++i){const s=o[i];c[i]=new $u(s,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const s=this._paths,r=this._parsedPaths,n=this._bindings,a=n.length-1,o=n[a];e[t[a]]=i,n[i]=o,n.pop(),r[i]=r[a],r.pop(),s[i]=s[a],s.pop()}}}class Ku{constructor(t,e,i=null,s=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=s;const r=e.tracks,n=r.length,a=new Array(n),o={endingStart:De,endingEnd:De};for(let t=0;t!==n;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i=!1){if(t.fadeOut(e),this.fadeIn(e),!0===i){const i=this._clip.duration,s=t._clip.duration,r=s/i,n=i/s;t.warp(1,r,e),this.warp(n,1,e)}return this}crossFadeTo(t,e,i=!1){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const s=this._mixer,r=s.time,n=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=s._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,h=a.sampleValues;return o[0]=r,o[1]=r+i,h[0]=t/n,h[1]=e/n,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,s){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const s=(t-r)*i;s<0||0===i?e=0:(this._startTime=null,e=i*s)}e*=this._updateTimeScale(t);const n=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===Je)for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(n),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(n),e[i].accumulate(s,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const s=i.evaluate(t)[0];e*=s,t>i.parameterPositions[1]&&(this.stopFading(),0===s&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let s=this.time+t,r=this._loopCount;const n=2202===i;if(0===t)return-1===r||!n||1&~r?s:e-s;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(s>=e)s=e;else{if(!(s<0)){this.time=s;break t}s=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),s>=e||s<0){const i=Math.floor(s/e);s-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,s=t>0?e:0,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=s,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=s;if(n&&!(1&~r))return e-s}return s}_setEndings(t,e,i){const s=this._interpolantSettings;i?(s.endingStart=je,s.endingEnd=je):(s.endingStart=t?this.zeroSlopeAtStart?je:De:We,s.endingEnd=e?this.zeroSlopeAtEnd?je:De:We)}_scheduleFading(t,e,i){const s=this._mixer,r=s.time;let n=this._weightInterpolant;null===n&&(n=s._lendControlInterpolant(),this._weightInterpolant=n);const a=n.parameterPositions,o=n.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const td=new Float32Array(1);class ed extends us{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(t,e){const i=t._localRoot||this._root,s=t._clip.tracks,r=s.length,n=t._propertyBindings,a=t._interpolants,o=i.uuid,h=this._bindingsByRootAndName;let l=h[o];void 0===l&&(l={},h[o]=l);for(let t=0;t!==r;++t){const r=s[t],h=r.name;let c=l[h];if(void 0!==c)++c.referenceCount,n[t]=c;else{if(c=n[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,h));continue}const s=e&&e._propertyBindings[t].binding.parsedPath;c=new Ju($u.create(i,h,s),r.ValueTypeName,r.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,h),n[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,s=this._actionsByClip[i];this._bindAction(t,s&&s.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,s=this.time+=t,r=Math.sign(t),n=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(s,t,r,n)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(n);return this}setTime(t){this.time=0;for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,fd).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const bd=new As,vd=new As,wd=new As,Md=new As,Sd=new As,_d=new As,Ad=new As;class Td{constructor(t=new As,e=new As){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){bd.subVectors(t,this.start),vd.subVectors(this.end,this.start);const i=vd.dot(vd);let s=vd.dot(bd)/i;return e&&(s=fs(s,0,1)),s}closestPointToPoint(t,e,i){const s=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(s).add(this.start)}distanceSqToLine3(t,e=_d,i=Ad){const s=1e-8*1e-8;let r,n;const a=this.start,o=t.start,h=this.end,l=t.end;wd.subVectors(h,a),Md.subVectors(l,o),Sd.subVectors(a,o);const c=wd.dot(wd),u=Md.dot(Md),d=Md.dot(Sd);if(c<=s&&u<=s)return e.copy(a),i.copy(o),e.sub(i),e.dot(e);if(c<=s)r=0,n=d/u,n=fs(n,0,1);else{const t=wd.dot(Sd);if(u<=s)n=0,r=fs(-t/c,0,1);else{const e=wd.dot(Md),i=c*u-e*e;r=0!==i?fs((e*d-t*u)/i,0,1):0,n=(e*r+d)/u,n<0?(n=0,r=fs(-t/c,0,1)):n>1&&(n=1,r=fs((e-t)/c,0,1))}}return e.copy(a).addScaledVector(wd,r),i.copy(o).addScaledVector(Md,n),e.distanceToSquared(i)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const zd=new As;class Cd extends _r{constructor(t,e){super(),this.light=t,this.matrixAutoUpdate=!1,this.color=e,this.type="SpotLightHelper";const i=new Wn,s=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t1)for(let i=0;i.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Kd.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Kd,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class sp extends Ho{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Wn;i.setAttribute("position",new kn(e,3)),i.setAttribute("color",new kn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Vo({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const s=new Or,r=this.geometry.attributes.color.array;return s.set(t),s.toArray(r,0),s.toArray(r,3),s.set(e),s.toArray(r,6),s.toArray(r,9),s.set(i),s.toArray(r,12),s.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class rp{constructor(){this.type="ShapePath",this.color=new Or,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Yh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,s){return this.currentPath.quadraticCurveTo(t,e,i,s),this}bezierCurveTo(t,e,i,s,r,n){return this.currentPath.bezierCurveTo(t,e,i,s,r,n),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t){function e(t,e){const i=e.length;let s=!1;for(let r=i-1,n=0;nNumber.EPSILON){if(h<0&&(i=e[n],o=-o,a=e[r],h=-h),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=h*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;s=!s}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return s}const i=Ml.isClockWise,s=this.subPaths;if(0===s.length)return[];let r,n,a;const o=[];if(1===s.length)return n=s[0],a=new Hh,a.curves=n.curves,o.push(a),o;let h=!i(s[0].getPoints());h=t?!h:h;const l=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=s.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=l)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,s){return ap(t,e,i,s)}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:t}})),"undefined"!=typeof window&&(window.__THREE__?as("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=t);export{it as ACESFilmicToneMapping,w as AddEquation,$ as AddOperation,Je as AdditiveAnimationBlendMode,g as AdditiveBlending,rt as AgXToneMapping,Dt as AlphaFormat,Bi as AlwaysCompare,W as AlwaysDepth,Si as AlwaysStencilFunc,au as AmbientLight,Ku as AnimationAction,Mc as AnimationClip,Oc as AnimationLoader,ed as AnimationMixer,Qu as AnimationObjectGroup,hc as AnimationUtils,Ch as ArcCurve,Iu as ArrayCamera,ip as ArrowHelper,at as AttachedBindMode,Eu as Audio,Uu as AudioAnalyser,wu as AudioContext,Vu as AudioListener,Mu as AudioLoader,sp as AxesHelper,d as BackSide,He as BasicDepthPacking,o as BasicShadowMap,No as BatchedMesh,pc as BezierInterpolant,qa as Bone,yc as BooleanKeyframeTrack,xd as Box2,$r as Box3,$d as Box3Helper,mh as BoxGeometry,Gd as BoxHelper,wn as BufferAttribute,Wn as BufferGeometry,pu as BufferGeometryLoader,Ct as ByteType,_c as Cache,Hc as Camera,Yd as CameraHelper,ch as CanvasTexture,yh as CapsuleGeometry,Rh as CatmullRomCurve3,et as CineonToneMapping,gh as CircleGeometry,yt as ClampToEdgeWrapping,ku as Clock,Or as Color,gc as ColorKeyframeTrack,Ps as ColorManagement,Hi as Compatibility,oh 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InstancedBufferAttribute,du as InstancedBufferGeometry,ad as InstancedInterleavedBuffer,ro as InstancedMesh,An as Int16BufferAttribute,zn as Int32BufferAttribute,Mn as Int8BufferAttribute,Bt as IntType,Un as InterleavedBuffer,qn as InterleavedBufferAttribute,lc as Interpolant,Fe as InterpolateBezier,Ve as InterpolateDiscrete,Ee as InterpolateLinear,Le as InterpolateSmooth,Yi as InterpolationSamplingMode,Xi as InterpolationSamplingType,yi as InvertStencilOp,li as KeepStencilOp,mc as KeyframeTrack,da as LOD,Cl as LatheGeometry,hr as Layers,Ai as LessCompare,U as LessDepth,zi as LessEqualCompare,J as LessEqualDepth,bi as LessEqualStencilFunc,fi as LessStencilFunc,Fc as Light,lu as LightProbe,Jo as Line,Td as Line3,Vo as LineBasicMaterial,Dh as LineCurve,jh as LineCurve3,sc as LineDashedMaterial,Zo as LineLoop,Ho as LineSegments,Mt as LinearFilter,uc as LinearInterpolant,Tt as LinearMipMapLinearFilter,_t as LinearMipMapNearestFilter,At as LinearMipmapLinearFilter,St as LinearMipmapNearestFilter,ii as LinearSRGBColorSpace,K as LinearToneMapping,si as LinearTransfer,Cc as Loader,uu as LoaderUtils,Tc as LoadingManager,Pe as LoopOnce,Ne as LoopPingPong,Re as LoopRepeat,e as MOUSE,Hn as Material,v as MaterialBlending,cu as MaterialLoader,Ms as MathUtils,gd as Matrix2,Cs as Matrix3,$s as Matrix4,A as MaxEquation,Pa as Mesh,wa as MeshBasicMaterial,tc as MeshDepthMaterial,ec as MeshDistanceMaterial,Kl as MeshLambertMaterial,ic as MeshMatcapMaterial,Ql as MeshNormalMaterial,Gl as MeshPhongMaterial,Zl as MeshPhysicalMaterial,Hl as MeshStandardMaterial,$l as MeshToonMaterial,_ as MinEquation,gt as MirroredRepeatWrapping,G as MixOperation,x as MultiplyBlending,Z as MultiplyOperation,ft as NearestFilter,wt as NearestMipMapLinearFilter,bt as NearestMipMapNearestFilter,vt as NearestMipmapLinearFilter,xt as NearestMipmapNearestFilter,nt as NeutralToneMapping,_i as NeverCompare,j as NeverDepth,gi as NeverStencilFunc,m as NoBlending,ti as NoColorSpace,ni as NoNormalPacking,Q as NoToneMapping,Ue as NormalAnimationBlendMode,y as NormalBlending,oi as NormalGAPacking,ai as NormalRGPacking,Ii as NotEqualCompare,H as NotEqualDepth,wi as NotEqualStencilFunc,fc as NumberKeyframeTrack,_r as Object3D,mu as ObjectLoader,Ke as ObjectSpaceNormalMap,Il as OctahedronGeometry,z as OneFactor,D as OneMinusConstantAlphaFactor,L as OneMinusConstantColorFactor,P as OneMinusDstAlphaFactor,N as OneMinusDstColorFactor,B as OneMinusSrcAlphaFactor,I as OneMinusSrcColorFactor,su as OrthographicCamera,h as PCFShadowMap,l as PCFSoftShadowMap,Yh as Path,Qc as PerspectiveCamera,ho as Plane,kl as PlaneGeometry,Qd as PlaneHelper,iu as PointLight,Rd as PointLightHelper,eh as Points,Go as PointsMaterial,Dd as PolarGridHelper,bh as PolyhedronGeometry,Wu as PositionalAudio,$u as PropertyBinding,Ju as PropertyMixer,Wh as QuadraticBezierCurve,Uh as QuadraticBezierCurve3,_s as Quaternion,bc as QuaternionKeyframeTrack,xc as QuaternionLinearInterpolant,he as R11_EAC_Format,ys as RAD2DEG,Be as RED_GREEN_RGTC2_Format,Ie as RED_RGTC1_Format,t as REVISION,ce as RG11_EAC_Format,Ze as RGBADepthPacking,Wt as RGBAFormat,Gt as RGBAIntegerFormat,Se as RGBA_ASTC_10x10_Format,ve as RGBA_ASTC_10x5_Format,we as RGBA_ASTC_10x6_Format,Me as RGBA_ASTC_10x8_Format,_e as RGBA_ASTC_12x10_Format,Ae as RGBA_ASTC_12x12_Format,de as RGBA_ASTC_4x4_Format,pe as RGBA_ASTC_5x4_Format,me as RGBA_ASTC_5x5_Format,ye as RGBA_ASTC_6x5_Format,ge as RGBA_ASTC_6x6_Format,fe as RGBA_ASTC_8x5_Format,xe as RGBA_ASTC_8x6_Format,be as RGBA_ASTC_8x8_Format,Te as RGBA_BPTC_Format,oe as RGBA_ETC2_EAC_Format,re as RGBA_PVRTC_2BPPV1_Format,se as RGBA_PVRTC_4BPPV1_Format,Qt as RGBA_S3TC_DXT1_Format,Kt as RGBA_S3TC_DXT3_Format,te as RGBA_S3TC_DXT5_Format,Ge as RGBDepthPacking,jt as RGBFormat,Zt as RGBIntegerFormat,ze as RGB_BPTC_SIGNED_Format,Ce as RGB_BPTC_UNSIGNED_Format,ne as RGB_ETC1_Format,ae as RGB_ETC2_Format,ie as RGB_PVRTC_2BPPV1_Format,ee as RGB_PVRTC_4BPPV1_Format,$t as RGB_S3TC_DXT1_Format,$e as RGDepthPacking,Yt as RGFormat,Ht as RGIntegerFormat,Yl as RawShaderMaterial,va as Ray,ld as Raycaster,ou as RectAreaLight,qt as RedFormat,Xt as RedIntegerFormat,tt as ReinhardToneMapping,qs as RenderTarget,id as RenderTarget3D,mt as RepeatWrapping,ci as ReplaceStencilOp,S as ReverseSubtractEquation,cs as ReversedDepthFuncs,Bl as RingGeometry,le as SIGNED_R11_EAC_Format,Oe as SIGNED_RED_GREEN_RGTC2_Format,ke as SIGNED_RED_RGTC1_Format,ue as SIGNED_RG11_EAC_Format,ei as SRGBColorSpace,ri as SRGBTransfer,Vr as Scene,Xl as ShaderMaterial,jl as ShadowMaterial,Hh as Shape,Ol as ShapeGeometry,rp as ShapePath,Ml as ShapeUtils,It as ShortType,Za as Skeleton,Od as SkeletonHelper,Ja as SkinnedMesh,Fs as Source,Rn as Sphere,Pl as SphereGeometry,md as Spherical,hu as SphericalHarmonics3,Jh as SplineCurve,tu as SpotLight,Cd as SpotLightHelper,ha as Sprite,Zn as SpriteMaterial,k as SrcAlphaFactor,V as SrcAlphaSaturateFactor,C as SrcColorFactor,Li as StaticCopyUsage,Oi as StaticDrawUsage,Ni as StaticReadUsage,Tu as StereoCamera,Di as StreamCopyUsage,Ri as StreamDrawUsage,Ei as StreamReadUsage,vc as StringKeyframeTrack,M as SubtractEquation,f as SubtractiveBlending,i as TOUCH,Qe as TangentSpaceNormalMap,Rl as TetrahedronGeometry,Us as Texture,Lc as TextureLoader,op as TextureUtils,dd as Timer,qi as TimestampQuery,Nl as TorusGeometry,Vl as TorusKnotGeometry,Gr as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,qe as TrianglesDrawMode,El as TubeGeometry,ht as UVMapping,Tn as Uint16BufferAttribute,Cn as Uint32BufferAttribute,Sn as Uint8BufferAttribute,_n as Uint8ClampedBufferAttribute,sd as Uniform,nd as UniformsGroup,ql as UniformsUtils,zt as UnsignedByteType,Ft as UnsignedInt101111Type,Et as UnsignedInt248Type,Lt as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,kt as UnsignedShortType,c as VSMShadowMap,Ss as Vector2,As as Vector3,Js as Vector4,wc as VectorKeyframeTrack,rh as VideoFrameTexture,sh as VideoTexture,Gs as WebGL3DRenderTarget,Hs as WebGLArrayRenderTarget,Ui as WebGLCoordinateSystem,Xs as WebGLRenderTarget,Ji as WebGPUCoordinateSystem,zr as WebXRController,Ll as WireframeGeometry,We as WrapAroundEnding,De as ZeroCurvatureEnding,T as ZeroFactor,je as ZeroSlopeEnding,hi as ZeroStencilOp,Wl as cloneUniforms,Ki as createCanvasElement,Qi as createElementNS,os as error,ap as getByteLength,ss as getConsoleFunction,Jl as getUnlitUniformColorSpace,$i as isTypedArray,rs as log,Ul as mergeUniforms,ls as probeAsync,is as setConsoleFunction,as as warn,hs as warnOnce}; +const 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this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,i=this.y,s=t.elements;return this.x=s[0]*e+s[3]*i+s[6],this.y=s[1]*e+s[4]*i+s[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=fs(this.x,t.x,e.x),this.y=fs(this.y,t.y,e.y),this}clampScalar(t,e){return this.x=fs(this.x,t,e),this.y=fs(this.y,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(fs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(fs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y;return e*e+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const i=Math.cos(e),s=Math.sin(e),r=this.x-t.x,n=this.y-t.y;return this.x=r*i-n*s+t.x,this.y=r*s+n*i+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class _s{constructor(t=0,e=0,i=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=s}static slerpFlat(t,e,i,s,r,n,a){let o=i[s+0],h=i[s+1],l=i[s+2],c=i[s+3],u=r[n+0],d=r[n+1],p=r[n+2],m=r[n+3];if(c!==m||o!==u||h!==d||l!==p){let t=o*u+h*d+l*p+c*m;t<0&&(u=-u,d=-d,p=-p,m=-m,t=-t);let e=1-a;if(t<.9995){const i=Math.acos(t),s=Math.sin(i);e=Math.sin(e*i)/s,o=o*e+u*(a=Math.sin(a*i)/s),h=h*e+d*a,l=l*e+p*a,c=c*e+m*a}else{o=o*e+u*a,h=h*e+d*a,l=l*e+p*a,c=c*e+m*a;const t=1/Math.sqrt(o*o+h*h+l*l+c*c);o*=t,h*=t,l*=t,c*=t}}t[e]=o,t[e+1]=h,t[e+2]=l,t[e+3]=c}static multiplyQuaternionsFlat(t,e,i,s,r,n){const a=i[s],o=i[s+1],h=i[s+2],l=i[s+3],c=r[n],u=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*c+o*d-h*u,t[e+1]=o*p+l*u+h*c-a*d,t[e+2]=h*p+l*d+a*u-o*c,t[e+3]=l*p-a*c-o*u-h*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e=!0){const i=t._x,s=t._y,r=t._z,n=t._order,a=Math.cos,o=Math.sin,h=a(i/2),l=a(s/2),c=a(r/2),u=o(i/2),d=o(s/2),p=o(r/2);switch(n){case"XYZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"YXZ":this._x=u*l*c+h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"ZXY":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c-u*d*p;break;case"ZYX":this._x=u*l*c-h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c+u*d*p;break;case"YZX":this._x=u*l*c+h*d*p,this._y=h*d*c+u*l*p,this._z=h*l*p-u*d*c,this._w=h*l*c-u*d*p;break;case"XZY":this._x=u*l*c-h*d*p,this._y=h*d*c-u*l*p,this._z=h*l*p+u*d*c,this._w=h*l*c+u*d*p;break;default:as("Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const i=e/2,s=Math.sin(i);return this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],c=e[10],u=i+a+c;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>c){const t=2*Math.sqrt(1+i-a-c);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>c){const t=2*Math.sqrt(1+a-i-c);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{const t=2*Math.sqrt(1+c-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=i):(this._x=0,this._y=-t.z,this._z=t.y,this._w=i)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=i),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(fs(this.dot(t),-1,1)))}rotateTowards(t,e){const i=this.angleTo(t);if(0===i)return this;const s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=this.dot(t);a<0&&(i=-i,s=-s,r=-r,n=-n,a=-a);let o=1-e;if(a<.9995){const t=Math.acos(a),h=Math.sin(t);o=Math.sin(o*t)/h,e=Math.sin(e*t)/h,this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this._onChangeCallback()}else this._x=this._x*o+i*e,this._y=this._y*o+s*e,this._z=this._z*o+r*e,this._w=this._w*o+n*e,this.normalize();return this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){const t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class As{constructor(t=0,e=0,i=0){As.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(zs.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(zs.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){const e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),c=2*(r*i-n*e);return this.x=e+o*h+n*c-a*l,this.y=i+o*l+a*h-r*c,this.z=s+o*c+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=fs(this.x,t.x,e.x),this.y=fs(this.y,t.y,e.y),this.z=fs(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=fs(this.x,t,e),this.y=fs(this.y,t,e),this.z=fs(this.z,t,e),this}clampLength(t,e){const i=this.length();return this.divideScalar(i||1).multiplyScalar(fs(i,t,e))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){const i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return Ts.copy(this).projectOnVector(t),this.sub(Ts)}reflect(t){return this.sub(Ts.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const i=this.dot(t)/e;return Math.acos(fs(i,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){const s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Ts=new As,zs=new _s;class Cs{constructor(t,e,i,s,r,n,a,o,h){Cs.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}set(t,e,i,s,r,n,a,o,h){const l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],c=i[7],u=i[2],d=i[5],p=i[8],m=s[0],y=s[3],g=s[6],f=s[1],x=s[4],b=s[7],v=s[2],w=s[5],M=s[8];return r[0]=n*m+a*f+o*v,r[3]=n*y+a*x+o*w,r[6]=n*g+a*b+o*M,r[1]=h*m+l*f+c*v,r[4]=h*y+l*x+c*w,r[7]=h*g+l*b+c*M,r[2]=u*m+d*f+p*v,r[5]=u*y+d*x+p*w,r[8]=u*g+d*b+p*M,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){const t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],c=l*n-a*h,u=a*o-l*r,d=h*r-n*o,p=e*c+i*u+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=c*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=u*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){const o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(Is.makeScale(t,e)),this}rotate(t){return this.premultiply(Is.makeRotation(-t)),this}translate(t,e){return this.premultiply(Is.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){const e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){const e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t,e=0){for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(t=[],e=0){const i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}const Is=new Cs,ks=(new Cs).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Bs=(new Cs).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function Os(){const t={enabled:!0,workingColorSpace:ii,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i?(this.spaces[e].transfer===ri&&(t.r=Rs(t.r),t.g=Rs(t.g),t.b=Rs(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ri&&(t.r=Ns(t.r),t.g=Ns(t.g),t.b=Ns(t.b)),t):t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return""===t?si:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return hs("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return hs("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ii]:{primaries:e,whitePoint:s,transfer:si,toXYZ:ks,fromXYZ:Bs,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:ei},outputColorSpaceConfig:{drawingBufferColorSpace:ei}},[ei]:{primaries:e,whitePoint:s,transfer:ri,toXYZ:ks,fromXYZ:Bs,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:ei}}}),t}const Ps=Os();function Rs(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Ns(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}let Vs;class Es{static getDataURL(t,e="image/png"){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let i;if(t instanceof HTMLCanvasElement)i=t;else{void 0===Vs&&(Vs=Qi("canvas")),Vs.width=t.width,Vs.height=t.height;const e=Vs.getContext("2d");t instanceof ImageData?e.putImageData(t,0,0):e.drawImage(t,0,0,t.width,t.height),i=Vs}return i.toDataURL(e)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const e=Qi("canvas");e.width=t.width,e.height=t.height;const i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);const s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t1),this.pmremVersion=0}get width(){return this.source.getSize(Ws).x}get height(){return this.source.getSize(Ws).y}get depth(){return this.source.getSize(Ws).z}get image(){return this.source.data}set image(t=null){this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(const e in t){const i=t[e];if(void 0===i){as(`Texture.setValues(): parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i:as(`Texture.setValues(): property '${e}' does not exist.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(this.mapping!==ht)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case mt:t.x=t.x-Math.floor(t.x);break;case yt:t.x=t.x<0?0:1;break;case gt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case mt:t.y=t.y-Math.floor(t.y);break;case yt:t.y=t.y<0?0:1;break;case gt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}}Us.DEFAULT_IMAGE=null,Us.DEFAULT_MAPPING=ht,Us.DEFAULT_ANISOTROPY=1;class Js{constructor(t=0,e=0,i=0,s=1){Js.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=s}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r;const n=.01,a=.1,o=t.elements,h=o[0],l=o[4],c=o[8],u=o[1],d=o[5],p=o[9],m=o[2],y=o[6],g=o[10];if(Math.abs(l-u)o&&t>f?tf?o1);this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return(new this.constructor).copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e>>0}enable(t){this.mask|=1<1){for(let t=0;t1){for(let t=0;t0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),null!==this.pivot&&(s.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(s.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(s.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);const e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){const i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e0){s.children=[];for(let e=0;e0){s.animations=[];for(let e=0;e0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),c.length>0&&(i.nodes=c)}return i.object=s,i;function n(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),null!==t.pivot&&(this.pivot=t.pivot.clone()),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.static=t.static,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;eo+l?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=o-l&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(s=e.getPose(t.targetRaySpace,i),null===s&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Tr)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){const i=new Ar;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}}const Cr={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Ir={h:0,s:0,l:0},kr={h:0,s:0,l:0};function Br(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+6*(e-t)*(2/3-i):t}class Or{constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}set(t,e,i){if(void 0===e&&void 0===i){const e=t;e&&e.isColor?this.copy(e):"number"==typeof e?this.setHex(e):"string"==typeof e&&this.setStyle(e)}else this.setRGB(t,e,i);return this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t,e=ei){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,Ps.colorSpaceToWorking(this,e),this}setRGB(t,e,i,s=Ps.workingColorSpace){return this.r=t,this.g=e,this.b=i,Ps.colorSpaceToWorking(this,s),this}setHSL(t,e,i,s=Ps.workingColorSpace){if(t=xs(t,1),e=fs(e,0,1),i=fs(i,0,1),0===e)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=Br(r,s,t+1/3),this.g=Br(r,s,t),this.b=Br(r,s,t-1/3)}return Ps.colorSpaceToWorking(this,s),this}setStyle(t,e=ei){function i(e){void 0!==e&&parseFloat(e)<1&&as("Color: Alpha component of "+t+" will be ignored.")}let s;if(s=/^(\w+)\(([^\)]*)\)/.exec(t)){let r;const n=s[1],a=s[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,e);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,e);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return i(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,e);break;default:as("Color: Unknown color model "+t)}}else if(s=/^\#([A-Fa-f\d]+)$/.exec(t)){const i=s[1],r=i.length;if(3===r)return this.setRGB(parseInt(i.charAt(0),16)/15,parseInt(i.charAt(1),16)/15,parseInt(i.charAt(2),16)/15,e);if(6===r)return this.setHex(parseInt(i,16),e);as("Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,e);return this}setColorName(t,e=ei){const i=Cr[t.toLowerCase()];return void 0!==i?this.setHex(i,e):as("Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=Rs(t.r),this.g=Rs(t.g),this.b=Rs(t.b),this}copyLinearToSRGB(t){return this.r=Ns(t.r),this.g=Ns(t.g),this.b=Ns(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(t=ei){return Ps.workingToColorSpace(Pr.copy(this),t),65536*Math.round(fs(255*Pr.r,0,255))+256*Math.round(fs(255*Pr.g,0,255))+Math.round(fs(255*Pr.b,0,255))}getHexString(t=ei){return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t,e=Ps.workingColorSpace){Ps.workingToColorSpace(Pr.copy(this),e);const i=Pr.r,s=Pr.g,r=Pr.b,n=Math.max(i,s,r),a=Math.min(i,s,r);let o,h;const l=(a+n)/2;if(a===n)o=0,h=0;else{const t=n-a;switch(h=l<=.5?t/(n+a):t/(2-n-a),n){case i:o=(s-r)/t+(s0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}}const Er=new As,Lr=new As,Fr=new As,Dr=new As,jr=new As,Wr=new As,Ur=new As,Jr=new As,qr=new As,Xr=new As,Yr=new Js,Hr=new Js,Zr=new Js;class Gr{constructor(t=new As,e=new As,i=new As){this.a=t,this.b=e,this.c=i}static getNormal(t,e,i,s){s.subVectors(i,e),Er.subVectors(t,e),s.cross(Er);const r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){Er.subVectors(s,e),Lr.subVectors(i,e),Fr.subVectors(t,e);const n=Er.dot(Er),a=Er.dot(Lr),o=Er.dot(Fr),h=Lr.dot(Lr),l=Lr.dot(Fr),c=n*h-a*a;if(0===c)return r.set(0,0,0),null;const u=1/c,d=(h*o-a*l)*u,p=(n*l-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,Dr)&&(Dr.x>=0&&Dr.y>=0&&Dr.x+Dr.y<=1)}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,Dr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,Dr.x),o.addScaledVector(n,Dr.y),o.addScaledVector(a,Dr.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return Yr.setScalar(0),Hr.setScalar(0),Zr.setScalar(0),Yr.fromBufferAttribute(t,e),Hr.fromBufferAttribute(t,i),Zr.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(Yr,r.x),n.addScaledVector(Hr,r.y),n.addScaledVector(Zr,r.z),n}static isFrontFacing(t,e,i,s){return Er.subVectors(i,e),Lr.subVectors(t,e),Er.cross(Lr).dot(s)<0}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return Er.subVectors(this.c,this.b),Lr.subVectors(this.a,this.b),.5*Er.cross(Lr).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Gr.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Gr.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return Gr.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return Gr.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Gr.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){const i=this.a,s=this.b,r=this.c;let n,a;jr.subVectors(s,i),Wr.subVectors(r,i),Jr.subVectors(t,i);const o=jr.dot(Jr),h=Wr.dot(Jr);if(o<=0&&h<=0)return e.copy(i);qr.subVectors(t,s);const l=jr.dot(qr),c=Wr.dot(qr);if(l>=0&&c<=l)return e.copy(s);const u=o*c-l*h;if(u<=0&&o>=0&&l<=0)return n=o/(o-l),e.copy(i).addScaledVector(jr,n);Xr.subVectors(t,r);const d=jr.dot(Xr),p=Wr.dot(Xr);if(p>=0&&d<=p)return e.copy(r);const m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return a=h/(h-p),e.copy(i).addScaledVector(Wr,a);const y=l*p-d*c;if(y<=0&&c-l>=0&&d-p>=0)return Ur.subVectors(r,s),a=(c-l)/(c-l+(d-p)),e.copy(s).addScaledVector(Ur,a);const g=1/(y+m+u);return n=m*g,a=u*g,e.copy(i).addScaledVector(jr,n).addScaledVector(Wr,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}class $r{constructor(t=new As(1/0,1/0,1/0),e=new As(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,Kr),Kr.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(hn),ln.subVectors(this.max,hn),en.subVectors(t.a,hn),sn.subVectors(t.b,hn),rn.subVectors(t.c,hn),nn.subVectors(sn,en),an.subVectors(rn,sn),on.subVectors(en,rn);let e=[0,-nn.z,nn.y,0,-an.z,an.y,0,-on.z,on.y,nn.z,0,-nn.x,an.z,0,-an.x,on.z,0,-on.x,-nn.y,nn.x,0,-an.y,an.x,0,-on.y,on.x,0];return!!dn(e,en,sn,rn,ln)&&(e=[1,0,0,0,1,0,0,0,1],!!dn(e,en,sn,rn,ln)&&(cn.crossVectors(nn,an),e=[cn.x,cn.y,cn.z],dn(e,en,sn,rn,ln)))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,Kr).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(Kr).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(Qr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),Qr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),Qr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),Qr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),Qr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),Qr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),Qr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),Qr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(Qr)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}}const Qr=[new As,new As,new As,new As,new As,new As,new As,new As],Kr=new As,tn=new $r,en=new As,sn=new As,rn=new As,nn=new As,an=new As,on=new As,hn=new As,ln=new As,cn=new As,un=new As;function dn(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){un.fromArray(t,n);const a=r.x*Math.abs(un.x)+r.y*Math.abs(un.y)+r.z*Math.abs(un.z),o=e.dot(un),h=i.dot(un),l=s.dot(un);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}const pn=mn();function mn(){const t=new ArrayBuffer(4),e=new Float32Array(t),i=new Uint32Array(t),s=new Uint32Array(512),r=new Uint32Array(512);for(let t=0;t<256;++t){const e=t-127;e<-27?(s[t]=0,s[256|t]=32768,r[t]=24,r[256|t]=24):e<-14?(s[t]=1024>>-e-14,s[256|t]=1024>>-e-14|32768,r[t]=-e-1,r[256|t]=-e-1):e<=15?(s[t]=e+15<<10,s[256|t]=e+15<<10|32768,r[t]=13,r[256|t]=13):e<128?(s[t]=31744,s[256|t]=64512,r[t]=24,r[256|t]=24):(s[t]=31744,s[256|t]=64512,r[t]=13,r[256|t]=13)}const n=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let t=1;t<1024;++t){let e=t<<13,i=0;for(;!(8388608&e);)e<<=1,i-=8388608;e&=-8388609,i+=947912704,n[t]=e|i}for(let t=1024;t<2048;++t)n[t]=939524096+(t-1024<<13);for(let t=1;t<31;++t)a[t]=t<<23;a[31]=1199570944,a[32]=2147483648;for(let t=33;t<63;++t)a[t]=2147483648+(t-32<<23);a[63]=3347054592;for(let t=1;t<64;++t)32!==t&&(o[t]=1024);return{floatView:e,uint32View:i,baseTable:s,shiftTable:r,mantissaTable:n,exponentTable:a,offsetTable:o}}function yn(t){Math.abs(t)>65504&&as("DataUtils.toHalfFloat(): Value out of range."),t=fs(t,-65504,65504),pn.floatView[0]=t;const e=pn.uint32View[0],i=e>>23&511;return pn.baseTable[i]+((8388607&e)>>pn.shiftTable[i])}function gn(t){const e=t>>10;return pn.uint32View[0]=pn.mantissaTable[pn.offsetTable[e]+(1023&t)]+pn.exponentTable[e],pn.floatView[0]}class fn{static toHalfFloat(t){return yn(t)}static fromHalfFloat(t){return gn(t)}}const xn=new As,bn=new Ss;let vn=0;class wn{constructor(t,e,i=!1){if(Array.isArray(t))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:vn++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=Oi,this.updateRanges=[],this.gpuType=Pt,this.version=0}onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;sthis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;On.subVectors(t,this.center);const e=On.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),i=.5*(t-this.radius);this.center.addScaledVector(On,i/t),this.radius+=i}return this}union(t){return t.isEmpty()?this:this.isEmpty()?(this.copy(t),this):(!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(Pn.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(On.copy(t.center).add(Pn)),this.expandByPoint(On.copy(t.center).sub(Pn))),this)}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}}let Nn=0;const Vn=new $s,En=new _r,Ln=new As,Fn=new $r,Dn=new $r,jn=new As;class Wn extends us{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Nn++}),this.uuid=gs(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(function(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}(t)?Cn:Tn)(t,1):this.index=t,this}setIndirect(t,e=0){return this.indirect=t,this.indirectOffset=e,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,i=0){this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const i=this.attributes.normal;if(void 0!==i){const e=(new Cs).getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}const s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return Vn.makeRotationFromQuaternion(t),this.applyMatrix4(Vn),this}rotateX(t){return Vn.makeRotationX(t),this.applyMatrix4(Vn),this}rotateY(t){return Vn.makeRotationY(t),this.applyMatrix4(Vn),this}rotateZ(t){return Vn.makeRotationZ(t),this.applyMatrix4(Vn),this}translate(t,e,i){return Vn.makeTranslation(t,e,i),this.applyMatrix4(Vn),this}scale(t,e,i){return Vn.makeScale(t,e,i),this.applyMatrix4(Vn),this}lookAt(t){return En.lookAt(t),En.updateMatrix(),this.applyMatrix4(En.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ln).negate(),this.translate(Ln.x,Ln.y,Ln.z),this}setFromPoints(t){const e=this.getAttribute("position");if(void 0===e){const e=[];for(let i=0,s=t.length;ie.count&&as("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new $r);const t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute)return os("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new As(-1/0,-1/0,-1/0),new As(1/0,1/0,1/0));if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const i=this.attributes;for(const e in i){const s=i[e];t.data.attributes[e]=s.toJSON(t.data)}const s={};let r=!1;for(const e in this.morphAttributes){const i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return(new this.constructor).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const i=t.index;null!==i&&this.setIndex(i.clone());const s=t.attributes;for(const t in s){const i=s[t];this.setAttribute(t,i.clone(e))}const r=t.morphAttributes;for(const t in r){const i=[],s=r[t];for(let t=0,r=s.length;t0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(const e in t){const i=t[e];if(void 0===i){as(`Material: parameter '${e}' has value of undefined.`);continue}const s=this[e];void 0!==s?s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i:as(`Material: '${e}' is not a property of THREE.${this.type}.`)}}toJSON(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){const e=[];for(const i in t){const s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(i.blending=this.blending),0!==this.side&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),204!==this.blendSrc&&(i.blendSrc=this.blendSrc),205!==this.blendDst&&(i.blendDst=this.blendDst),100!==this.blendEquation&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==li&&(i.stencilFail=this.stencilFail),this.stencilZFail!==li&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==li&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!1===this.allowOverride&&(i.allowOverride=!1),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){const e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return(new this.constructor).copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let i=null;if(null!==e){const t=e.length;i=new Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.allowOverride=t.allowOverride,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}}class Zn extends Hn{constructor(t){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Or(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.rotation=t.rotation,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}}const Gn=new As,$n=new As,Qn=new As,Kn=new Ss,ta=new Ss,ea=new $s,ia=new As,sa=new As,ra=new As,na=new Ss,aa=new Ss,oa=new Ss;class ha extends _r{constructor(t=new Zn){if(super(),this.isSprite=!0,this.type="Sprite",void 0===Xn){Xn=new Wn;const t=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),e=new Un(t,5);Xn.setIndex([0,1,2,0,2,3]),Xn.setAttribute("position",new qn(e,3,0,!1)),Xn.setAttribute("uv",new qn(e,2,3,!1))}this.geometry=Xn,this.material=t,this.center=new Ss(.5,.5),this.count=1}raycast(t,e){null===t.camera&&os('Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),$n.setFromMatrixScale(this.matrixWorld),ea.copy(t.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(t.camera.matrixWorldInverse,this.matrixWorld),Qn.setFromMatrixPosition(this.modelViewMatrix),t.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&$n.multiplyScalar(-Qn.z);const i=this.material.rotation;let s,r;0!==i&&(r=Math.cos(i),s=Math.sin(i));const n=this.center;la(ia.set(-.5,-.5,0),Qn,n,$n,s,r),la(sa.set(.5,-.5,0),Qn,n,$n,s,r),la(ra.set(.5,.5,0),Qn,n,$n,s,r),na.set(0,0),aa.set(1,0),oa.set(1,1);let a=t.ray.intersectTriangle(ia,sa,ra,!1,Gn);if(null===a&&(la(sa.set(-.5,.5,0),Qn,n,$n,s,r),aa.set(0,1),a=t.ray.intersectTriangle(ia,ra,sa,!1,Gn),null===a))return;const o=t.ray.origin.distanceTo(Gn);ot.far||e.push({distance:o,point:Gn.clone(),uv:Gr.getInterpolation(Gn,ia,sa,ra,na,aa,oa,new Ss),face:null,object:this})}copy(t,e){return super.copy(t,e),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function la(t,e,i,s,r,n){Kn.subVectors(t,i).addScalar(.5).multiply(s),void 0!==r?(ta.x=n*Kn.x-r*Kn.y,ta.y=r*Kn.x+n*Kn.y):ta.copy(Kn),t.copy(e),t.x+=ta.x,t.y+=ta.y,t.applyMatrix4(ea)}const ca=new As,ua=new As;class da extends _r{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,i=e.length;t0){let i,s;for(i=1,s=e.length;i0){ca.setFromMatrixPosition(this.matrixWorld);const i=t.ray.origin.distanceTo(ca);this.getObjectForDistance(i).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){ca.setFromMatrixPosition(t.matrixWorld),ua.setFromMatrixPosition(this.matrixWorld);const i=ca.distanceTo(ua)/t.zoom;let s,r;for(e[0].object.visible=!0,s=1,r=e.length;s=t))break;e[s-1].object.visible=!1,e[s].object.visible=!0}for(this._currentLevel=s-1;s0)if(c=n*o-a,u=n*a-o,p=r*l,c>=0)if(u>=-p)if(u<=p){const t=1/l;c*=t,u*=t,d=c*(c+n*u+2*a)+u*(n*c+u+2*o)+h}else u=r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u=-r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;else u<=-p?(c=Math.max(0,-(-n*r+a)),u=c>0?-r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h):u<=p?(c=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+h):(c=Math.max(0,-(n*r+a)),u=c>0?r:Math.min(Math.max(-r,-o),r),d=-c*c+u*(u+2*o)+h);else u=n>0?-r:r,c=Math.max(0,-(n*u+a)),d=-c*c+u*(u+2*o)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,c),s&&s.copy(ma).addScaledVector(ya,u),d}intersectSphere(t,e){pa.subVectors(t.center,this.origin);const i=pa.dot(this.direction),s=pa.dot(pa)-i*i,r=t.radius*t.radius;if(s>r)return null;const n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){const i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);if(0===e)return!0;return t.normal.dot(this.direction)*e<0}intersectBox(t,e){let i,s,r,n,a,o;const h=1/this.direction.x,l=1/this.direction.y,c=1/this.direction.z,u=this.origin;return h>=0?(i=(t.min.x-u.x)*h,s=(t.max.x-u.x)*h):(i=(t.max.x-u.x)*h,s=(t.min.x-u.x)*h),l>=0?(r=(t.min.y-u.y)*l,n=(t.max.y-u.y)*l):(r=(t.max.y-u.y)*l,n=(t.min.y-u.y)*l),i>n||r>s?null:((r>i||isNaN(i))&&(i=r),(n=0?(a=(t.min.z-u.z)*c,o=(t.max.z-u.z)*c):(a=(t.max.z-u.z)*c,o=(t.min.z-u.z)*c),i>o||a>s?null:((a>i||i!=i)&&(i=a),(o=0?i:s,e)))}intersectsBox(t){return null!==this.intersectBox(t,pa)}intersectTriangle(t,e,i,s,r){fa.subVectors(e,t),xa.subVectors(i,t),ba.crossVectors(fa,xa);let n,a=this.direction.dot(ba);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}ga.subVectors(this.origin,t);const o=n*this.direction.dot(xa.crossVectors(ga,xa));if(o<0)return null;const h=n*this.direction.dot(fa.cross(ga));if(h<0)return null;if(o+h>a)return null;const l=-n*ga.dot(ba);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class wa extends Hn{constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Or(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}const Ma=new $s,Sa=new va,_a=new Rn,Aa=new As,Ta=new As,za=new As,Ca=new As,Ia=new As,ka=new As,Ba=new As,Oa=new As;class Pa extends _r{constructor(t=new Wn,e=new wa){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t(t.far-t.near)**2)return}Ma.copy(r).invert(),Sa.copy(t.ray).applyMatrix4(Ma),null!==i.boundingBox&&!1===Sa.intersectsBox(i.boundingBox)||this._computeIntersections(t,e,Sa)}}_computeIntersections(t,e,i){let s;const r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,c=r.attributes.normal,u=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=u.length;ri.far?null:{distance:l,point:Oa.clone(),object:t}}(t,e,i,s,Ta,za,Ca,Ba);if(c){const t=new As;Gr.getBarycoord(Ba,Ta,za,Ca,t),r&&(c.uv=Gr.getInterpolatedAttribute(r,o,h,l,t,new Ss)),n&&(c.uv1=Gr.getInterpolatedAttribute(n,o,h,l,t,new Ss)),a&&(c.normal=Gr.getInterpolatedAttribute(a,o,h,l,t,new As),c.normal.dot(s.direction)>0&&c.normal.multiplyScalar(-1));const e={a:o,b:h,c:l,normal:new As,materialIndex:0};Gr.getNormal(Ta,za,Ca,e.normal),c.face=e,c.barycoord=t}return c}const Na=new As,Va=new Js,Ea=new Js,La=new As,Fa=new $s,Da=new As,ja=new Rn,Wa=new $s,Ua=new va;class Ja extends Pa{constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=at,this.bindMatrix=new $s,this.bindMatrixInverse=new $s,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const t=this.geometry;null===this.boundingBox&&(this.boundingBox=new $r),this.boundingBox.makeEmpty();const e=t.getAttribute("position");for(let t=0;t1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){const e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const i=e||oo.getNormalMatrix(t),s=this.coplanarPoint(no).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const lo=new Rn,co=new Ss(.5,.5),uo=new As;class po{constructor(t=new ho,e=new ho,i=new ho,s=new ho,r=new ho,n=new ho){this.planes=[t,e,i,s,r,n]}set(t,e,i,s,r,n){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){const e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t,e=2e3,i=!1){const s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],c=r[5],u=r[6],d=r[7],p=r[8],m=r[9],y=r[10],g=r[11],f=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,g-p,v-f).normalize(),s[1].setComponents(h+n,d+l,g+p,v+f).normalize(),s[2].setComponents(h+a,d+c,g+m,v+x).normalize(),s[3].setComponents(h-a,d-c,g-m,v-x).normalize(),i)s[4].setComponents(o,u,y,b).normalize(),s[5].setComponents(h-o,d-u,g-y,v-b).normalize();else if(s[4].setComponents(h-o,d-u,g-y,v-b).normalize(),e===Ui)s[5].setComponents(h+o,d+u,g+y,v+b).normalize();else{if(e!==Ji)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);s[5].setComponents(o,u,y,b).normalize()}return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),lo.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{const e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),lo.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(lo)}intersectsSprite(t){lo.center.set(0,0,0);const e=co.distanceTo(t.center);return lo.radius=.7071067811865476+e,lo.applyMatrix4(t.matrixWorld),this.intersectsSphere(lo)}intersectsSphere(t){const e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++){if(e[t].distanceToPoint(i)0?t.max.x:t.min.x,uo.y=s.normal.y>0?t.max.y:t.min.y,uo.z=s.normal.z>0?t.max.z:t.min.z,s.distanceToPoint(uo)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const mo=new $s,yo=new po;class go{constructor(){this.coordinateSystem=Ui}intersectsObject(t,e){if(!e.isArrayCamera||0===e.cameras.length)return!1;for(let i=0;i=r.length&&r.push({start:-1,count:-1,z:-1,index:-1});const a=r[this.index];n.push(a),this.index++,a.start=t,a.count=e,a.z=i,a.index=s}reset(){this.list.length=0,this.index=0}}const wo=new $s,Mo=new Or(1,1,1),So=new po,_o=new go,Ao=new $r,To=new Rn,zo=new As,Co=new As,Io=new As,ko=new vo,Bo=new Pa,Oo=[];function Po(t,e,i=0){const s=e.itemSize;if(t.isInterleavedBufferAttribute||t.array.constructor!==e.array.constructor){const r=t.count;for(let n=0;n65535?new Uint32Array(s):new Uint16Array(s);e.setIndex(new wn(t,1))}this._geometryInitialized=!0}}_validateGeometry(t){const e=this.geometry;if(Boolean(t.getIndex())!==Boolean(e.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const i in e.attributes){if(!t.hasAttribute(i))throw new Error(`THREE.BatchedMesh: Added geometry missing "${i}". All geometries must have consistent attributes.`);const s=t.getAttribute(i),r=e.getAttribute(i);if(s.itemSize!==r.itemSize||s.normalized!==r.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(t){const e=this._instanceInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${t}. Instance is either out of range or has been deleted.`)}validateGeometryId(t){const e=this._geometryInfo;if(t<0||t>=e.length||!1===e[t].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${t}. Geometry is either out of range or has been deleted.`)}setCustomSort(t){return this.customSort=t,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new $r);const t=this.boundingBox,e=this._instanceInfo;t.makeEmpty();for(let i=0,s=e.length;i=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const e={visible:!0,active:!0,geometryIndex:t};let i=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(fo),i=this._availableInstanceIds.shift(),this._instanceInfo[i]=e):(i=this._instanceInfo.length,this._instanceInfo.push(e));const s=this._matricesTexture;wo.identity().toArray(s.image.data,16*i),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(Mo.toArray(r.image.data,4*i),r.needsUpdate=!0),this._visibilityChanged=!0,i}addGeometry(t,e=-1,i=-1){this._initializeGeometry(t),this._validateGeometry(t);const s={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},r=this._geometryInfo;s.vertexStart=this._nextVertexStart,s.reservedVertexCount=-1===e?t.getAttribute("position").count:e;const n=t.getIndex();if(null!==n&&(s.indexStart=this._nextIndexStart,s.reservedIndexCount=-1===i?n.count:i),-1!==s.indexStart&&s.indexStart+s.reservedIndexCount>this._maxIndexCount||s.vertexStart+s.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let a;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(fo),a=this._availableGeometryIds.shift(),r[a]=s):(a=this._geometryCount,this._geometryCount++,r.push(s)),this.setGeometryAt(a,t),this._nextIndexStart=s.indexStart+s.reservedIndexCount,this._nextVertexStart=s.vertexStart+s.reservedVertexCount,a}setGeometryAt(t,e){if(t>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(e);const i=this.geometry,s=null!==i.getIndex(),r=i.getIndex(),n=e.getIndex(),a=this._geometryInfo[t];if(s&&n.count>a.reservedIndexCount||e.attributes.position.count>a.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const o=a.vertexStart,h=a.reservedVertexCount;a.vertexCount=e.getAttribute("position").count;for(const t in i.attributes){const s=e.getAttribute(t),r=i.getAttribute(t);Po(s,r,o);const n=s.itemSize;for(let t=s.count,e=h;t=e.length||!1===e[t].active)return this;const i=this._instanceInfo;for(let e=0,s=i.length;ee).sort((t,e)=>i[t].vertexStart-i[e].vertexStart),r=this.geometry;for(let n=0,a=i.length;n=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingBox){const t=new $r,e=i.index,r=i.attributes.position;for(let i=s.start,n=s.start+s.count;i=this._geometryCount)return null;const i=this.geometry,s=this._geometryInfo[t];if(null===s.boundingSphere){const e=new Rn;this.getBoundingBoxAt(t,Ao),Ao.getCenter(e.center);const r=i.index,n=i.attributes.position;let a=0;for(let t=s.start,i=s.start+s.count;tt.active);if(Math.max(...i.map(t=>t.vertexStart+t.reservedVertexCount))>t)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${e}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...i.map(t=>t.indexStart+t.reservedIndexCount))>e)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${e}. Cannot shrink further.`)}const s=this.geometry;s.dispose(),this._maxVertexCount=t,this._maxIndexCount=e,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new Wn,this._initializeGeometry(s));const r=this.geometry;s.index&&Ro(s.index.array,r.index.array);for(const t in s.attributes)Ro(s.attributes[t].array,r.attributes[t].array)}raycast(t,e){const i=this._instanceInfo,s=this._geometryInfo,r=this.matrixWorld,n=this.geometry;Bo.material=this.material,Bo.geometry.index=n.index,Bo.geometry.attributes=n.attributes,null===Bo.geometry.boundingBox&&(Bo.geometry.boundingBox=new $r),null===Bo.geometry.boundingSphere&&(Bo.geometry.boundingSphere=new Rn);for(let n=0,a=i.length;n({...t,boundingBox:null!==t.boundingBox?t.boundingBox.clone():null,boundingSphere:null!==t.boundingSphere?t.boundingSphere.clone():null})),this._instanceInfo=t._instanceInfo.map(t=>({...t})),this._availableInstanceIds=t._availableInstanceIds.slice(),this._availableGeometryIds=t._availableGeometryIds.slice(),this._nextIndexStart=t._nextIndexStart,this._nextVertexStart=t._nextVertexStart,this._geometryCount=t._geometryCount,this._maxInstanceCount=t._maxInstanceCount,this._maxVertexCount=t._maxVertexCount,this._maxIndexCount=t._maxIndexCount,this._geometryInitialized=t._geometryInitialized,this._multiDrawCounts=t._multiDrawCounts.slice(),this._multiDrawStarts=t._multiDrawStarts.slice(),this._indirectTexture=t._indirectTexture.clone(),this._indirectTexture.image.data=this._indirectTexture.image.data.slice(),this._matricesTexture=t._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=t._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(t,e,i,s,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=s.getIndex();let a=null===n?1:n.array.BYTES_PER_ELEMENT,o=1;r.wireframe&&(o=2,a=s.attributes.position.count>65535?4:2);const h=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,d=this.perObjectFrustumCulled,p=this._indirectTexture,m=p.image.data,y=i.isArrayCamera?_o:So;d&&!i.isArrayCamera&&(wo.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse).multiply(this.matrixWorld),So.setFromProjectionMatrix(wo,i.coordinateSystem,i.reversedDepth));let g=0;if(this.sortObjects){wo.copy(this.matrixWorld).invert(),zo.setFromMatrixPosition(i.matrixWorld).applyMatrix4(wo),Co.set(0,0,-1).transformDirection(i.matrixWorld).transformDirection(wo);for(let t=0,e=h.length;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;ts)return;Wo.applyMatrix4(t.matrixWorld);const h=e.ray.origin.distanceTo(Wo);return he.far?void 0:{distance:h,point:Uo.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}const Xo=new As,Yo=new As;class Ho extends Jo{constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(null===t.index){const e=t.attributes.position,i=[];for(let t=0,s=e.count;t0){const i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;tr.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class sh extends Us{constructor(t,e,i,s,r=1006,n=1006,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isVideoTexture=!0,this.generateMipmaps=!1,this._requestVideoFrameCallbackId=0;const l=this;"requestVideoFrameCallback"in t&&(this._requestVideoFrameCallbackId=t.requestVideoFrameCallback(function e(){l.needsUpdate=!0,l._requestVideoFrameCallbackId=t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1==="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}dispose(){0!==this._requestVideoFrameCallbackId&&(this.source.data.cancelVideoFrameCallback(this._requestVideoFrameCallbackId),this._requestVideoFrameCallbackId=0),super.dispose()}}class rh extends sh{constructor(t,e,i,s,r,n,a,o){super({},t,e,i,s,r,n,a,o),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(t){this.image=t,this.needsUpdate=!0}}class nh extends Us{constructor(t,e){super({width:t,height:e}),this.isFramebufferTexture=!0,this.magFilter=ft,this.minFilter=ft,this.generateMipmaps=!1,this.needsUpdate=!0}}class ah extends Us{constructor(t,e,i,s,r,n,a,o,h,l,c,u){super(null,n,a,o,h,l,s,r,c,u),this.isCompressedTexture=!0,this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}class oh extends ah{constructor(t,e,i,s,r,n){super(t,e,i,r,n),this.isCompressedArrayTexture=!0,this.image.depth=s,this.wrapR=yt,this.layerUpdates=new Set}addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}}class hh extends ah{constructor(t,e,i){super(void 0,t[0].width,t[0].height,e,i,lt),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=t}}class lh extends Us{constructor(t=[],e=301,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}class ch extends Us{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class uh extends Us{constructor(t,e,i=1014,s,r,n,a=1003,o=1003,h,l=1026,c=1){if(l!==Ut&&1027!==l)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:c},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(t){return super.copy(t),this.source=new Fs(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){const e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}}class dh extends uh{constructor(t,e=1014,i=301,s,r,n=1003,a=1003,o,h=1026){const l={width:t,height:t,depth:1},c=[l,l,l,l,l,l];super(t,t,e,i,s,r,n,a,o,h),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(t){this.image=t}}class ph extends Us{constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}}class mh extends Wn{constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};const a=this;s=Math.floor(s),r=Math.floor(r),n=Math.floor(n);const o=[],h=[],l=[],c=[];let u=0,d=0;function p(t,e,i,s,r,n,p,m,y,g,f){const x=n/y,b=p/g,v=n/2,w=p/2,M=m/2,S=y+1,_=g+1;let A=0,T=0;const z=new As;for(let n=0;n<_;n++){const a=n*b-w;for(let o=0;o0?1:-1,l.push(z.x,z.y,z.z),c.push(o/y),c.push(1-n/g),A+=1}}for(let t=0;t0){const t=(f-1)*m;for(let e=0;e0||0!==s)&&(l.push(n,a,h),x+=3),(e>0||s!==r-1)&&(l.push(a,o,h),x+=3)}h.addGroup(g,x,0),g+=x}(),!1===n&&(t>0&&f(!0),e>0&&f(!1)),this.setIndex(l),this.setAttribute("position",new kn(c,3)),this.setAttribute("normal",new kn(u,3)),this.setAttribute("uv",new kn(d,2))}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new fh(t.radiusTop,t.radiusBottom,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class xh extends fh{constructor(t=1,e=1,i=32,s=1,r=!1,n=0,a=2*Math.PI){super(0,t,e,i,s,r,n,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:i,heightSegments:s,openEnded:r,thetaStart:n,thetaLength:a}}static fromJSON(t){return new xh(t.radius,t.height,t.radialSegments,t.heightSegments,t.openEnded,t.thetaStart,t.thetaLength)}}class bh extends Wn{constructor(t=[],e=[],i=1,s=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:i,detail:s};const r=[],n=[];function a(t,e,i,s){const r=s+1,n=[];for(let s=0;s<=r;s++){n[s]=[];const a=t.clone().lerp(i,s/r),o=e.clone().lerp(i,s/r),h=r-s;for(let t=0;t<=h;t++)n[s][t]=0===t&&s===r?a:a.clone().lerp(o,t/h)}for(let t=0;t.9&&a<.1&&(e<.2&&(n[t+0]+=1),i<.2&&(n[t+2]+=1),s<.2&&(n[t+4]+=1))}}()}(),this.setAttribute("position",new kn(r,3)),this.setAttribute("normal",new kn(r.slice(),3)),this.setAttribute("uv",new kn(n,2)),0===s?this.computeVertexNormals():this.normalizeNormals()}copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new bh(t.vertices,t.indices,t.radius,t.detail)}}class vh extends bh{constructor(t=1,e=0){const i=(1+Math.sqrt(5))/2,s=1/i;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-s,-i,0,-s,i,0,s,-i,0,s,i,-s,-i,0,-s,i,0,s,-i,0,s,i,0,-i,0,-s,i,0,-s,-i,0,s,i,0,s],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}static fromJSON(t){return new vh(t.radius,t.detail)}}const wh=new As,Mh=new As,Sh=new As,_h=new Gr;class Ah extends Wn{constructor(t=null,e=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:t,thresholdAngle:e},null!==t){const i=4,s=Math.pow(10,i),r=Math.cos(ms*e),n=t.getIndex(),a=t.getAttribute("position"),o=n?n.count:a.count,h=[0,0,0],l=["a","b","c"],c=new Array(3),u={},d=[];for(let t=0;t0)){h=s;break}h=s-1}if(s=h,i[s]===n)return s/(r-1);const l=i[s];return(s+(n-l)/(i[s+1]-l))/(r-1)}getTangent(t,e){const i=1e-4;let s=t-i,r=t+i;s<0&&(s=0),r>1&&(r=1);const n=this.getPoint(s),a=this.getPoint(r),o=e||(n.isVector2?new Ss:new As);return o.copy(a).sub(n).normalize(),o}getTangentAt(t,e){const i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t,e=!1){const i=new As,s=[],r=[],n=[],a=new As,o=new $s;for(let e=0;e<=t;e++){const i=e/t;s[e]=this.getTangentAt(i,new As)}r[0]=new As,n[0]=new As;let h=Number.MAX_VALUE;const l=Math.abs(s[0].x),c=Math.abs(s[0].y),u=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),c<=h&&(h=c,i.set(0,1,0)),u<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(fs(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(fs(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class zh extends Th{constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}getPoint(t,e=new Ss){const i=e,s=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)s;)r-=s;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===l&&h===r-1&&(h=r-2,l=1),this.closed||h>0?a=s[(h-1)%r]:(kh.subVectors(s[0],s[1]).add(s[0]),a=kh);const c=s[h%r],u=s[(h+1)%r];if(this.closed||h+2s.length-2?s.length-1:n+1],c=s[n>s.length-3?s.length-1:n+2];return i.set(Nh(a,o.x,h.x,l.x,c.x),Nh(a,o.y,h.y,l.y,c.y)),i}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e=i){const t=s[r]-i,n=this.curves[r],a=n.getLength(),o=0===a?0:1-t/a;return n.getPointAt(o,e)}r++}return null}getLength(){const t=this.getCurveLengths();return 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cl(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let i=t;do{if(i.i!==t.i&&i.next.i!==t.i&&i.i!==e.i&&i.next.i!==e.i&&pl(i,i.next,t,e))return!0;i=i.next}while(i!==t);return!1}(t,e)&&(gl(t,e)&&gl(e,t)&&function(t,e){let i=t,s=!1;const r=(t.x+e.x)/2,n=(t.y+e.y)/2;do{i.y>n!=i.next.y>n&&i.next.y!==i.y&&r<(i.next.x-i.x)*(n-i.y)/(i.next.y-i.y)+i.x&&(s=!s),i=i.next}while(i!==t);return s}(t,e)&&(ul(t.prev,t,e.prev)||ul(t,e.prev,e))||dl(t,e)&&ul(t.prev,t,t.next)>0&&ul(e.prev,e,e.next)>0)}function ul(t,e,i){return(e.y-t.y)*(i.x-e.x)-(e.x-t.x)*(i.y-e.y)}function dl(t,e){return t.x===e.x&&t.y===e.y}function pl(t,e,i,s){const r=yl(ul(t,e,i)),n=yl(ul(t,e,s)),a=yl(ul(i,s,t)),o=yl(ul(i,s,e));return r!==n&&a!==o||(!(0!==r||!ml(t,i,e))||(!(0!==n||!ml(t,s,e))||(!(0!==a||!ml(i,t,s))||!(0!==o||!ml(i,e,s)))))}function ml(t,e,i){return e.x<=Math.max(t.x,i.x)&&e.x>=Math.min(t.x,i.x)&&e.y<=Math.max(t.y,i.y)&&e.y>=Math.min(t.y,i.y)}function yl(t){return t>0?1:t<0?-1:0}function gl(t,e){return ul(t.prev,t,t.next)<0?ul(t,e,t.next)>=0&&ul(t,t.prev,e)>=0:ul(t,e,t.prev)<0||ul(t,t.next,e)<0}function fl(t,e){const i=vl(t.i,t.x,t.y),s=vl(e.i,e.x,e.y),r=t.next,n=e.prev;return t.next=e,e.prev=t,i.next=r,r.prev=i,s.next=i,i.prev=s,n.next=s,s.prev=n,s}function xl(t,e,i,s){const r=vl(t,e,i);return s?(r.next=s.next,r.prev=s,s.next.prev=r,s.next=r):(r.prev=r,r.next=r),r}function bl(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function vl(t,e,i){return{i:t,x:e,y:i,prev:null,next:null,z:0,prevZ:null,nextZ:null,steiner:!1}}class wl{static triangulate(t,e,i=2){return Zh(t,e,i)}}class Ml{static area(t){const e=t.length;let i=0;for(let s=e-1,r=0;r2&&t[e-1].equals(t[0])&&t.pop()}function _l(t,e){for(let i=0;iNumber.EPSILON){const u=Math.sqrt(c),d=Math.sqrt(h*h+l*l),p=e.x-o/u,m=e.y+a/u,y=((i.x-l/d-p)*l-(i.y+h/d-m)*h)/(a*l-o*h);s=p+a*y-t.x,r=m+o*y-t.y;const g=s*s+r*r;if(g<=2)return new Ss(s,r);n=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?h>Number.EPSILON&&(t=!0):a<-Number.EPSILON?h<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(l)&&(t=!0),t?(s=-o,r=a,n=Math.sqrt(c)):(s=a,r=o,n=Math.sqrt(c/2))}return new Ss(s/n,r/n)}const B=[];for(let t=0,e=z.length,i=e-1,s=t+1;t=0;t--){const e=t/p,i=c*Math.cos(e*Math.PI/2),s=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=z.length;t=0;){const s=i;let r=i-1;r<0&&(r=t.length-1);for(let t=0,i=o+2*p;t0)&&d.push(e,r,h),(t!==i-1||o0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;const i={};for(const t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}}class Yl extends Xl{constructor(t){super(t),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Hl extends Hn{constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Or(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class Zl extends Hl{constructor(t){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new Ss(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return fs(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Or(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Or(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Or(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(t)}get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}}class Gl extends Hn{constructor(t){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Or(16777215),this.specular=new Or(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class $l extends Hn{constructor(t){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Or(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.gradientMap=t.gradientMap,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}}class Ql extends Hn{constructor(t){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(t)}copy(t){return super.copy(t),this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this}}class Kl extends Hn{constructor(t){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Or(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Or(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new or,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}}class tc extends Hn{constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}class ec extends Hn{constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}class ic extends Hn{constructor(t){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Or(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ss(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(t)}copy(t){return super.copy(t),this.defines={MATCAP:""},this.color.copy(t.color),this.matcap=t.matcap,this.map=t.map,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.alphaMap=t.alphaMap,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.flatShading=t.flatShading,this.fog=t.fog,this}}class sc extends Vo{constructor(t){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(t)}copy(t){return super.copy(t),this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this}}function rc(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function nc(t){const e=t.length,i=new Array(e);for(let t=0;t!==e;++t)i[t]=t;return i.sort(function(e,i){return t[e]-t[i]}),i}function ac(t,e,i){const s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){const s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function oc(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do{a=n[s],void 0!==a&&(e.push(n.time),i.push(...a)),n=t[r++]}while(void 0!==n);else if(void 0!==a.toArray)do{a=n[s],void 0!==a&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++]}while(void 0!==n);else do{a=n[s],void 0!==a&&(e.push(n.time),i.push(a)),n=t[r++]}while(void 0!==n)}class hc{static convertArray(t,e){return rc(t,e)}static isTypedArray(t){return $i(t)}static getKeyframeOrder(t){return nc(t)}static sortedArray(t,e,i){return ac(t,e,i)}static flattenJSON(t,e,i,s){oc(t,e,i,s)}static subclip(t,e,i,s,r=30){return function(t,e,i,s,r=30){const n=t.clone();n.name=e;const a=[];for(let t=0;t=s)){h.push(e.times[t]);for(let i=0;in.tracks[t].times[0]&&(o=n.tracks[t].times[0]);for(let t=0;t=s.times[u]){const t=u*h+o,e=t+h-o;d=s.values.slice(t,e)}else{const t=s.createInterpolant(),e=o,i=h-o;t.evaluate(n),d=t.resultBuffer.slice(e,i)}"quaternion"===r&&(new _s).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)){const a=e[1];t=r)break e}n=i,i=0;break i}break t}for(;i>>1;te;)--n;if(++n,0!==r||n!==s){r>=n&&(n=Math.max(n,1),r=n-1);const t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!==0&&(os("KeyframeTrack: Invalid value size in track.",this),t=!1);const i=this.times,s=this.values,r=i.length;0===r&&(os("KeyframeTrack: Track is empty.",this),t=!1);let n=null;for(let e=0;e!==r;e++){const s=i[e];if("number"==typeof s&&isNaN(s)){os("KeyframeTrack: Time is not a valid number.",this,e,s),t=!1;break}if(null!==n&&n>s){os("KeyframeTrack: Out of order keys.",this,e,s,n),t=!1;break}n=s}if(void 0!==s&&$i(s))for(let e=0,i=s.length;e!==i;++e){const i=s[e];if(isNaN(i)){os("KeyframeTrack: Value is not a valid number.",this,e,i),t=!1;break}}return t}optimize(){const t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=this.getInterpolation()===Le,r=t.length-1;let n=1;for(let a=1;a0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){const t=this.times.slice(),e=this.values.slice(),i=new(0,this.constructor)(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}}mc.prototype.ValueTypeName="",mc.prototype.TimeBufferType=Float32Array,mc.prototype.ValueBufferType=Float32Array,mc.prototype.DefaultInterpolation=Ee;class yc extends mc{constructor(t,e,i){super(t,e,i)}}yc.prototype.ValueTypeName="bool",yc.prototype.ValueBufferType=Array,yc.prototype.DefaultInterpolation=Ve,yc.prototype.InterpolantFactoryMethodLinear=void 0,yc.prototype.InterpolantFactoryMethodSmooth=void 0;class gc extends mc{constructor(t,e,i,s){super(t,e,i,s)}}gc.prototype.ValueTypeName="color";class fc extends mc{constructor(t,e,i,s){super(t,e,i,s)}}fc.prototype.ValueTypeName="number";class xc extends lc{constructor(t,e,i,s){super(t,e,i,s)}interpolate_(t,e,i,s){const r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=(i-e)/(s-e);let h=t*a;for(let t=h+a;h!==t;h+=4)_s.slerpFlat(r,0,n,h-a,n,h,o);return r}}class bc extends mc{constructor(t,e,i,s){super(t,e,i,s)}InterpolantFactoryMethodLinear(t){return new xc(this.times,this.values,this.getValueSize(),t)}}bc.prototype.ValueTypeName="quaternion",bc.prototype.InterpolantFactoryMethodSmooth=void 0;class vc extends mc{constructor(t,e,i){super(t,e,i)}}vc.prototype.ValueTypeName="string",vc.prototype.ValueBufferType=Array,vc.prototype.DefaultInterpolation=Ve,vc.prototype.InterpolantFactoryMethodLinear=void 0,vc.prototype.InterpolantFactoryMethodSmooth=void 0;class wc extends mc{constructor(t,e,i,s){super(t,e,i,s)}}wc.prototype.ValueTypeName="vector";class Mc{constructor(t="",e=-1,i=[],s=2500){this.name=t,this.tracks=i,this.duration=e,this.blendMode=s,this.uuid=gs(),this.userData={},this.duration<0&&this.resetDuration()}static parse(t){const e=[],i=t.tracks,s=1/(t.fps||1);for(let t=0,r=i.length;t!==r;++t)e.push(Sc(i[t]).scale(s));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r.userData=JSON.parse(t.userData||"{}"),r}static toJSON(t){const e=[],i=t.tracks,s={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode,userData:JSON.stringify(t.userData)};for(let t=0,s=i.length;t!==s;++t)e.push(mc.toJSON(i[t]));return s}static CreateFromMorphTargetSequence(t,e,i,s){const r=e.length,n=[];for(let t=0;t1){const t=n[1];let e=s[t];e||(s[t]=e=[]),e.push(i)}}const n=[];for(const t in s)n.push(this.CreateFromMorphTargetSequence(t,s[t],e,i));return n}static parseAnimation(t,e){if(as("AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!t)return os("AnimationClip: No animation in JSONLoader data."),null;const i=function(t,e,i,s,r){if(0!==i.length){const n=[],a=[];oc(i,n,a,s),0!==n.length&&r.push(new t(e,n,a))}},s=[],r=t.name||"default",n=t.fps||30,a=t.blendMode;let o=t.length||-1;const h=t.hierarchy||[];for(let t=0;t{e&&e(r),this.manager.itemEnd(t)},0),r;if(void 0!==Ic[t])return void Ic[t].push({onLoad:e,onProgress:i,onError:s});Ic[t]=[],Ic[t].push({onLoad:e,onProgress:i,onError:s});const n=new Request(t,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin",signal:"function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal}),a=this.mimeType,o=this.responseType;fetch(n).then(e=>{if(200===e.status||0===e.status){if(0===e.status&&as("FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===e.body||void 0===e.body.getReader)return e;const i=Ic[t],s=e.body.getReader(),r=e.headers.get("X-File-Size")||e.headers.get("Content-Length"),n=r?parseInt(r):0,a=0!==n;let o=0;const h=new ReadableStream({start(t){!function e(){s.read().then(({done:s,value:r})=>{if(s)t.close();else{o+=r.byteLength;const s=new ProgressEvent("progress",{lengthComputable:a,loaded:o,total:n});for(let t=0,e=i.length;t{t.error(e)})}()}});return new Response(h)}throw new kc(`fetch for "${e.url}" responded with ${e.status}: ${e.statusText}`,e)}).then(t=>{switch(o){case"arraybuffer":return t.arrayBuffer();case"blob":return t.blob();case"document":return t.text().then(t=>(new DOMParser).parseFromString(t,a));case"json":return t.json();default:if(""===a)return t.text();{const e=/charset="?([^;"\s]*)"?/i.exec(a),i=e&&e[1]?e[1].toLowerCase():void 0,s=new TextDecoder(i);return t.arrayBuffer().then(t=>s.decode(t))}}}).then(e=>{_c.add(`file:${t}`,e);const i=Ic[t];delete Ic[t];for(let t=0,s=i.length;t{const i=Ic[t];if(void 0===i)throw this.manager.itemError(t),e;delete Ic[t];for(let t=0,s=i.length;t{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}class Oc extends Cc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Bc(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e=[];for(let i=0;i0:s.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(s.uniforms[e]={},r.type){case"t":s.uniforms[e].value=i(r.value);break;case"c":s.uniforms[e].value=(new Or).setHex(r.value);break;case"v2":s.uniforms[e].value=(new Ss).fromArray(r.value);break;case"v3":s.uniforms[e].value=(new As).fromArray(r.value);break;case"v4":s.uniforms[e].value=(new Js).fromArray(r.value);break;case"m3":s.uniforms[e].value=(new Cs).fromArray(r.value);break;case"m4":s.uniforms[e].value=(new $s).fromArray(r.value);break;default:s.uniforms[e].value=r.value}}if(void 0!==t.defines&&(s.defines=t.defines),void 0!==t.vertexShader&&(s.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(s.fragmentShader=t.fragmentShader),void 0!==t.glslVersion&&(s.glslVersion=t.glslVersion),void 0!==t.extensions)for(const e in t.extensions)s.extensions[e]=t.extensions[e];if(void 0!==t.lights&&(s.lights=t.lights),void 0!==t.clipping&&(s.clipping=t.clipping),void 0!==t.size&&(s.size=t.size),void 0!==t.sizeAttenuation&&(s.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(s.map=i(t.map)),void 0!==t.matcap&&(s.matcap=i(t.matcap)),void 0!==t.alphaMap&&(s.alphaMap=i(t.alphaMap)),void 0!==t.bumpMap&&(s.bumpMap=i(t.bumpMap)),void 0!==t.bumpScale&&(s.bumpScale=t.bumpScale),void 0!==t.normalMap&&(s.normalMap=i(t.normalMap)),void 0!==t.normalMapType&&(s.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),s.normalScale=(new Ss).fromArray(e)}return void 0!==t.displacementMap&&(s.displacementMap=i(t.displacementMap)),void 0!==t.displacementScale&&(s.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(s.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(s.roughnessMap=i(t.roughnessMap)),void 0!==t.metalnessMap&&(s.metalnessMap=i(t.metalnessMap)),void 0!==t.emissiveMap&&(s.emissiveMap=i(t.emissiveMap)),void 0!==t.emissiveIntensity&&(s.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(s.specularMap=i(t.specularMap)),void 0!==t.specularIntensityMap&&(s.specularIntensityMap=i(t.specularIntensityMap)),void 0!==t.specularColorMap&&(s.specularColorMap=i(t.specularColorMap)),void 0!==t.envMap&&(s.envMap=i(t.envMap)),void 0!==t.envMapRotation&&s.envMapRotation.fromArray(t.envMapRotation),void 0!==t.envMapIntensity&&(s.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(s.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(s.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(s.lightMap=i(t.lightMap)),void 0!==t.lightMapIntensity&&(s.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(s.aoMap=i(t.aoMap)),void 0!==t.aoMapIntensity&&(s.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(s.gradientMap=i(t.gradientMap)),void 0!==t.clearcoatMap&&(s.clearcoatMap=i(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(s.clearcoatRoughnessMap=i(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(s.clearcoatNormalMap=i(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(s.clearcoatNormalScale=(new Ss).fromArray(t.clearcoatNormalScale)),void 0!==t.iridescenceMap&&(s.iridescenceMap=i(t.iridescenceMap)),void 0!==t.iridescenceThicknessMap&&(s.iridescenceThicknessMap=i(t.iridescenceThicknessMap)),void 0!==t.transmissionMap&&(s.transmissionMap=i(t.transmissionMap)),void 0!==t.thicknessMap&&(s.thicknessMap=i(t.thicknessMap)),void 0!==t.anisotropyMap&&(s.anisotropyMap=i(t.anisotropyMap)),void 0!==t.sheenColorMap&&(s.sheenColorMap=i(t.sheenColorMap)),void 0!==t.sheenRoughnessMap&&(s.sheenRoughnessMap=i(t.sheenRoughnessMap)),s}setTextures(t){return this.textures=t,this}createMaterialFromType(t){return cu.createMaterialFromType(t)}static createMaterialFromType(t){return new{ShadowMaterial:jl,SpriteMaterial:Zn,RawShaderMaterial:Yl,ShaderMaterial:Xl,PointsMaterial:Go,MeshPhysicalMaterial:Zl,MeshStandardMaterial:Hl,MeshPhongMaterial:Gl,MeshToonMaterial:$l,MeshNormalMaterial:Ql,MeshLambertMaterial:Kl,MeshDepthMaterial:tc,MeshDistanceMaterial:ec,MeshBasicMaterial:wa,MeshMatcapMaterial:ic,LineDashedMaterial:sc,LineBasicMaterial:Vo,Material:Hn}[t]}}class uu{static extractUrlBase(t){const e=t.lastIndexOf("/");return-1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}}class du extends Wn{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(t){return super.copy(t),this.instanceCount=t.instanceCount,this}toJSON(){const t=super.toJSON();return t.instanceCount=this.instanceCount,t.isInstancedBufferGeometry=!0,t}}class pu extends Cc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Bc(r.manager);n.setPath(r.path),n.setRequestHeader(r.requestHeader),n.setWithCredentials(r.withCredentials),n.load(t,function(i){try{e(r.parse(JSON.parse(i)))}catch(e){s?s(e):os(e),r.manager.itemError(t)}},i,s)}parse(t){const e={},i={};function s(t,s){if(void 0!==e[s])return e[s];const r=t.interleavedBuffers[s],n=function(t,e){if(void 0!==i[e])return i[e];const s=t.arrayBuffers,r=s[e],n=new Uint32Array(r).buffer;return i[e]=n,n}(t,r.buffer),a=Gi(r.type,n),o=new Un(a,r.stride);return o.uuid=r.uuid,e[s]=o,o}const r=t.isInstancedBufferGeometry?new du:new Wn,n=t.data.index;if(void 0!==n){const t=Gi(n.type,n.array);r.setIndex(new wn(t,1))}const a=t.data.attributes;for(const e in a){const i=a[e];let n;if(i.isInterleavedBufferAttribute){const e=s(t.data,i.data);n=new qn(e,i.itemSize,i.offset,i.normalized)}else{const t=Gi(i.type,i.array);n=new(i.isInstancedBufferAttribute?Ga:wn)(t,i.itemSize,i.normalized)}void 0!==i.name&&(n.name=i.name),void 0!==i.usage&&n.setUsage(i.usage),r.setAttribute(e,n)}const o=t.data.morphAttributes;if(o)for(const e in o){const i=o[e],n=[];for(let e=0,r=i.length;e0){const i=new Tc(e);r=new Nc(i),r.setCrossOrigin(this.crossOrigin);for(let e=0,i=t.length;e0){s=new Nc(this.manager),s.setCrossOrigin(this.crossOrigin);for(let e=0,s=t.length;e{let e=null,i=null;return void 0!==t.boundingBox&&(e=(new $r).fromJSON(t.boundingBox)),void 0!==t.boundingSphere&&(i=(new Rn).fromJSON(t.boundingSphere)),{...t,boundingBox:e,boundingSphere:i}}),n._instanceInfo=t.instanceInfo,n._availableInstanceIds=t._availableInstanceIds,n._availableGeometryIds=t._availableGeometryIds,n._nextIndexStart=t.nextIndexStart,n._nextVertexStart=t.nextVertexStart,n._geometryCount=t.geometryCount,n._maxInstanceCount=t.maxInstanceCount,n._maxVertexCount=t.maxVertexCount,n._maxIndexCount=t.maxIndexCount,n._geometryInitialized=t.geometryInitialized,n._matricesTexture=c(t.matricesTexture.uuid),n._indirectTexture=c(t.indirectTexture.uuid),void 0!==t.colorsTexture&&(n._colorsTexture=c(t.colorsTexture.uuid)),void 0!==t.boundingSphere&&(n.boundingSphere=(new Rn).fromJSON(t.boundingSphere)),void 0!==t.boundingBox&&(n.boundingBox=(new $r).fromJSON(t.boundingBox));break;case"LOD":n=new da;break;case"Line":n=new Jo(h(t.geometry),l(t.material));break;case"LineLoop":n=new Zo(h(t.geometry),l(t.material));break;case"LineSegments":n=new Ho(h(t.geometry),l(t.material));break;case"PointCloud":case"Points":n=new eh(h(t.geometry),l(t.material));break;case"Sprite":n=new ha(l(t.material));break;case"Group":n=new Ar;break;case"Bone":n=new qa;break;default:n=new _r}if(n.uuid=t.uuid,void 0!==t.name&&(n.name=t.name),void 0!==t.matrix?(n.matrix.fromArray(t.matrix),void 0!==t.matrixAutoUpdate&&(n.matrixAutoUpdate=t.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==t.position&&n.position.fromArray(t.position),void 0!==t.rotation&&n.rotation.fromArray(t.rotation),void 0!==t.quaternion&&n.quaternion.fromArray(t.quaternion),void 0!==t.scale&&n.scale.fromArray(t.scale)),void 0!==t.up&&n.up.fromArray(t.up),void 0!==t.pivot&&(n.pivot=(new As).fromArray(t.pivot)),void 0!==t.morphTargetDictionary&&(n.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),void 0!==t.morphTargetInfluences&&(n.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.castShadow&&(n.castShadow=t.castShadow),void 0!==t.receiveShadow&&(n.receiveShadow=t.receiveShadow),t.shadow&&(void 0!==t.shadow.intensity&&(n.shadow.intensity=t.shadow.intensity),void 0!==t.shadow.bias&&(n.shadow.bias=t.shadow.bias),void 0!==t.shadow.normalBias&&(n.shadow.normalBias=t.shadow.normalBias),void 0!==t.shadow.radius&&(n.shadow.radius=t.shadow.radius),void 0!==t.shadow.mapSize&&n.shadow.mapSize.fromArray(t.shadow.mapSize),void 0!==t.shadow.camera&&(n.shadow.camera=this.parseObject(t.shadow.camera))),void 0!==t.visible&&(n.visible=t.visible),void 0!==t.frustumCulled&&(n.frustumCulled=t.frustumCulled),void 0!==t.renderOrder&&(n.renderOrder=t.renderOrder),void 0!==t.static&&(n.static=t.static),void 0!==t.userData&&(n.userData=t.userData),void 0!==t.layers&&(n.layers.mask=t.layers),void 0!==t.children){const a=t.children;for(let t=0;t{if(!0!==xu.has(n))return e&&e(i),r.manager.itemEnd(t),i;s&&s(xu.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)}):(setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0),n);const a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;const o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){return _c.add(`image-bitmap:${t}`,i),e&&e(i),r.manager.itemEnd(t),i}).catch(function(e){s&&s(e),xu.set(o,e),_c.remove(`image-bitmap:${t}`),r.manager.itemError(t),r.manager.itemEnd(t)});_c.add(`image-bitmap:${t}`,o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}}let vu;class wu{static getContext(){return void 0===vu&&(vu=new(window.AudioContext||window.webkitAudioContext)),vu}static setContext(t){vu=t}}class Mu extends Cc{constructor(t){super(t)}load(t,e,i,s){const r=this,n=new Bc(this.manager);function a(e){s?s(e):os(e),r.manager.itemError(t)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(t,function(t){try{const i=t.slice(0);wu.getContext().decodeAudioData(i,function(t){e(t)}).catch(a)}catch(t){a(t)}},i,s)}}const Su=new $s,_u=new $s,Au=new $s;class Tu{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Qc,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Qc,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(t){const e=this._cache;if(e.focus!==t.focus||e.fov!==t.fov||e.aspect!==t.aspect*this.aspect||e.near!==t.near||e.far!==t.far||e.zoom!==t.zoom||e.eyeSep!==this.eyeSep){e.focus=t.focus,e.fov=t.fov,e.aspect=t.aspect*this.aspect,e.near=t.near,e.far=t.far,e.zoom=t.zoom,e.eyeSep=this.eyeSep,Au.copy(t.projectionMatrix);const i=e.eyeSep/2,s=i*e.near/e.focus,r=e.near*Math.tan(ms*e.fov*.5)/e.zoom;let n,a;_u.elements[12]=-i,Su.elements[12]=i,n=-r*e.aspect+s,a=r*e.aspect+s,Au.elements[0]=2*e.near/(a-n),Au.elements[8]=(a+n)/(a-n),this.cameraL.projectionMatrix.copy(Au),n=-r*e.aspect-s,a=r*e.aspect-s,Au.elements[0]=2*e.near/(a-n),Au.elements[8]=(a+n)/(a-n),this.cameraR.projectionMatrix.copy(Au)}this.cameraL.matrixWorld.copy(t.matrixWorld).multiply(_u),this.cameraR.matrixWorld.copy(t.matrixWorld).multiply(Su)}}const zu=-90;class Cu extends _r{constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const s=new Qc(zu,1,t,e);s.layers=this.layers,this.add(s);const r=new Qc(zu,1,t,e);r.layers=this.layers,this.add(r);const n=new Qc(zu,1,t,e);n.layers=this.layers,this.add(n);const a=new Qc(zu,1,t,e);a.layers=this.layers,this.add(a);const o=new Qc(zu,1,t,e);o.layers=this.layers,this.add(o);const h=new Qc(zu,1,t,e);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(const t of e)this.remove(t);if(t===Ui)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(t!==Ji)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());const[r,n,a,o,h,l]=this.children,c=t.getRenderTarget(),u=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;const m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1;let y=!1;y=!0===t.isWebGLRenderer?t.state.buffers.depth.getReversed():t.reversedDepthBuffer,t.setRenderTarget(i,0,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,r),t.setRenderTarget(i,1,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,n),t.setRenderTarget(i,2,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,a),t.setRenderTarget(i,3,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,o),t.setRenderTarget(i,4,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),y&&!1===t.autoClear&&t.clearDepth(),t.render(e,l),t.setRenderTarget(c,u,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}}class Iu extends Qc{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}class ku{constructor(t=!0){this.autoStart=t,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1,as("THREE.Clock: This module has been deprecated. Please use THREE.Timer instead.")}start(){this.startTime=performance.now(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let t=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const e=performance.now();t=(e-this.oldTime)/1e3,this.oldTime=e,this.elapsedTime+=t}return t}}const Bu=new As,Ou=new _s,Pu=new As,Ru=new As,Nu=new As;class Vu extends _r{constructor(){super(),this.type="AudioListener",this.context=wu.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new ku}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(t){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=t,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(t){return this.gain.gain.setTargetAtTime(t,this.context.currentTime,.01),this}updateMatrixWorld(t){super.updateMatrixWorld(t);const e=this.context.listener;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(Bu,Ou,Pu),Ru.set(0,0,-1).applyQuaternion(Ou),Nu.set(0,1,0).applyQuaternion(Ou),e.positionX){const t=this.context.currentTime+this.timeDelta;e.positionX.linearRampToValueAtTime(Bu.x,t),e.positionY.linearRampToValueAtTime(Bu.y,t),e.positionZ.linearRampToValueAtTime(Bu.z,t),e.forwardX.linearRampToValueAtTime(Ru.x,t),e.forwardY.linearRampToValueAtTime(Ru.y,t),e.forwardZ.linearRampToValueAtTime(Ru.z,t),e.upX.linearRampToValueAtTime(Nu.x,t),e.upY.linearRampToValueAtTime(Nu.y,t),e.upZ.linearRampToValueAtTime(Nu.z,t)}else e.setPosition(Bu.x,Bu.y,Bu.z),e.setOrientation(Ru.x,Ru.y,Ru.z,Nu.x,Nu.y,Nu.z)}}class Eu extends _r{constructor(t){super(),this.type="Audio",this.listener=t,this.context=t.context,this.gain=this.context.createGain(),this.gain.connect(t.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(t){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=t,this.connect(),this}setMediaElementSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(t),this.connect(),this}setMediaStreamSource(t){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(t),this.connect(),this}setBuffer(t){return this.buffer=t,this.sourceType="buffer",this.autoplay&&this.play(),this}play(t=0){if(!0===this.isPlaying)return void as("Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void as("Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+t;const e=this.context.createBufferSource();return e.buffer=this.buffer,e.loop=this.loop,e.loopStart=this.loopStart,e.loopEnd=this.loopEnd,e.onended=this.onEnded.bind(this),e.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=e,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;as("Audio: this Audio has no playback control.")}stop(t=0){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+t),this.source.onended=null),this.isPlaying=!1,this;as("Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(i,s,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(i[t]!==i[t+e]){a.setValue(i,s);break}}saveOriginalState(){const t=this.binding,e=this.buffer,i=this.valueSize,s=i*this._origIndex;t.getValue(e,s);for(let t=i,r=s;t!==r;++t)e[t]=e[s+t%i];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let i=t;i=.5)for(let s=0;s!==r;++s)t[e+s]=t[i+s]}_slerp(t,e,i,s){_s.slerpFlat(t,e,t,e,t,i,s)}_slerpAdditive(t,e,i,s,r){const n=this._workIndex*r;_s.multiplyQuaternionsFlat(t,n,t,e,t,i),_s.slerpFlat(t,e,t,e,t,n,s)}_lerp(t,e,i,s,r){const n=1-s;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*n+t[i+a]*s}}_lerpAdditive(t,e,i,s,r){for(let n=0;n!==r;++n){const r=e+n;t[r]=t[r]+t[i+n]*s}}}const qu="\\[\\]\\.:\\/",Xu=new RegExp("["+qu+"]","g"),Yu="[^"+qu+"]",Hu="[^"+qu.replace("\\.","")+"]",Zu=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Yu)+/(WCOD+)?/.source.replace("WCOD",Hu)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Yu)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Yu)+"$"),Gu=["material","materials","bones","map"];class $u{constructor(t,e,i){this.path=e,this.parsedPath=i||$u.parseTrackName(e),this.node=$u.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,i){return t&&t.isAnimationObjectGroup?new $u.Composite(t,e,i):new $u(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(Xu,"")}static parseTrackName(t){const e=Zu.exec(t);if(null===e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){const t=i.nodeName.substring(s+1);-1!==Gu.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){const i=function(t){for(let s=0;s=r){const n=r++,l=t[n];e[l.uuid]=h,t[h]=l,e[o]=n,t[n]=a;for(let t=0,e=s;t!==e;++t){const e=i[t],s=e[n],r=e[h];e[h]=s,e[n]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,i=this._bindings,s=i.length;let r=this.nCachedObjects_,n=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,h=e[o];if(void 0!==h)if(delete e[o],h0&&(e[a.uuid]=h),t[h]=a,t.pop();for(let t=0,e=s;t!==e;++t){const e=i[t];e[h]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const i=this._bindingsIndicesByPath;let s=i[t];const r=this._bindings;if(void 0!==s)return r[s];const n=this._paths,a=this._parsedPaths,o=this._objects,h=o.length,l=this.nCachedObjects_,c=new Array(h);s=r.length,i[t]=s,n.push(t),a.push(e),r.push(c);for(let i=l,s=o.length;i!==s;++i){const s=o[i];c[i]=new $u(s,t,e)}return c}unsubscribe_(t){const e=this._bindingsIndicesByPath,i=e[t];if(void 0!==i){const s=this._paths,r=this._parsedPaths,n=this._bindings,a=n.length-1,o=n[a];e[t[a]]=i,n[i]=o,n.pop(),r[i]=r[a],r.pop(),s[i]=s[a],s.pop()}}}class Ku{constructor(t,e,i=null,s=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=i,this.blendMode=s;const r=e.tracks,n=r.length,a=new Array(n),o={endingStart:De,endingEnd:De};for(let t=0;t!==n;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,i=!1){if(t.fadeOut(e),this.fadeIn(e),!0===i){const i=this._clip.duration,s=t._clip.duration,r=s/i,n=i/s;t.warp(1,r,e),this.warp(n,1,e)}return this}crossFadeTo(t,e,i=!1){return t.crossFadeFrom(this,e,i)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,i){const s=this._mixer,r=s.time,n=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=s._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,h=a.sampleValues;return o[0]=r,o[1]=r+i,h[0]=t/n,h[1]=e/n,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,i,s){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const s=(t-r)*i;s<0||0===i?e=0:(this._startTime=null,e=i*s)}e*=this._updateTimeScale(t);const n=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;if(this.blendMode===Je)for(let i=0,s=t.length;i!==s;++i)t[i].evaluate(n),e[i].accumulateAdditive(a);else for(let i=0,r=t.length;i!==r;++i)t[i].evaluate(n),e[i].accumulate(s,a)}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const i=this._weightInterpolant;if(null!==i){const s=i.evaluate(t)[0];e*=s,t>i.parameterPositions[1]&&(this.stopFading(),0===s&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const i=this._timeScaleInterpolant;if(null!==i){e*=i.evaluate(t)[0],t>i.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e)}}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,i=this.loop;let s=this.time+t,r=this._loopCount;const n=2202===i;if(0===t)return-1===r||!n||1&~r?s:e-s;if(2200===i){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(s>=e)s=e;else{if(!(s<0)){this.time=s;break t}s=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),s>=e||s<0){const i=Math.floor(s/e);s-=e*i,r+=Math.abs(i);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,s=t>0?e:0,this.time=s,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=s,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:i})}}else this.time=s;if(n&&!(1&~r))return e-s}return s}_setEndings(t,e,i){const s=this._interpolantSettings;i?(s.endingStart=je,s.endingEnd=je):(s.endingStart=t?this.zeroSlopeAtStart?je:De:We,s.endingEnd=e?this.zeroSlopeAtEnd?je:De:We)}_scheduleFading(t,e,i){const s=this._mixer,r=s.time;let n=this._weightInterpolant;null===n&&(n=s._lendControlInterpolant(),this._weightInterpolant=n);const a=n.parameterPositions,o=n.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=i,this}}const td=new Float32Array(1);class ed extends us{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}_bindAction(t,e){const i=t._localRoot||this._root,s=t._clip.tracks,r=s.length,n=t._propertyBindings,a=t._interpolants,o=i.uuid,h=this._bindingsByRootAndName;let l=h[o];void 0===l&&(l={},h[o]=l);for(let t=0;t!==r;++t){const r=s[t],h=r.name;let c=l[h];if(void 0!==c)++c.referenceCount,n[t]=c;else{if(c=n[t],void 0!==c){null===c._cacheIndex&&(++c.referenceCount,this._addInactiveBinding(c,o,h));continue}const s=e&&e._propertyBindings[t].binding.parsedPath;c=new Ju($u.create(i,h,s),r.ValueTypeName,r.getValueSize()),++c.referenceCount,this._addInactiveBinding(c,o,h),n[t]=c}a[t].resultBuffer=c.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,i=t._clip.uuid,s=this._actionsByClip[i];this._bindAction(t,s&&s.knownActions[0]),this._addInactiveAction(t,i,e)}const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===i.useCount++&&(this._lendBinding(i),i.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,i=e.length;t!==i;++t){const i=e[t];0===--i.useCount&&(i.restoreOriginalState(),this._takeBackBinding(i))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,i=this._nActiveActions,s=this.time+=t,r=Math.sign(t),n=this._accuIndex^=1;for(let a=0;a!==i;++a){e[a]._update(s,t,r,n)}const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(n);return this}setTime(t){this.time=0;for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,fd).distanceTo(t)}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}const bd=new As,vd=new As,wd=new As,Md=new As,Sd=new As,_d=new As,Ad=new As;class Td{constructor(t=new As,e=new As){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){bd.subVectors(t,this.start),vd.subVectors(this.end,this.start);const i=vd.dot(vd);let s=vd.dot(bd)/i;return e&&(s=fs(s,0,1)),s}closestPointToPoint(t,e,i){const s=this.closestPointToPointParameter(t,e);return this.delta(i).multiplyScalar(s).add(this.start)}distanceSqToLine3(t,e=_d,i=Ad){const s=1e-8*1e-8;let r,n;const a=this.start,o=t.start,h=this.end,l=t.end;wd.subVectors(h,a),Md.subVectors(l,o),Sd.subVectors(a,o);const c=wd.dot(wd),u=Md.dot(Md),d=Md.dot(Sd);if(c<=s&&u<=s)return e.copy(a),i.copy(o),e.sub(i),e.dot(e);if(c<=s)r=0,n=d/u,n=fs(n,0,1);else{const t=wd.dot(Sd);if(u<=s)n=0,r=fs(-t/c,0,1);else{const e=wd.dot(Md),i=c*u-e*e;r=0!==i?fs((e*d-t*u)/i,0,1):0,n=(e*r+d)/u,n<0?(n=0,r=fs(-t/c,0,1)):n>1&&(n=1,r=fs((e-t)/c,0,1))}}return e.copy(a).addScaledVector(wd,r),i.copy(o).addScaledVector(Md,n),e.distanceToSquared(i)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const zd=new As;class Cd extends _r{constructor(t,e){super(),this.light=t,this.matrixAutoUpdate=!1,this.color=e,this.type="SpotLightHelper";const i=new Wn,s=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,i=32;t1)for(let i=0;i.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{Kd.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(Kd,e)}}setLength(t,e=.2*t,i=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(i,e,i),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class sp extends Ho{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],i=new Wn;i.setAttribute("position",new kn(e,3)),i.setAttribute("color",new kn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(i,new Vo({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(t,e,i){const s=new Or,r=this.geometry.attributes.color.array;return s.set(t),s.toArray(r,0),s.toArray(r,3),s.set(e),s.toArray(r,6),s.toArray(r,9),s.set(i),s.toArray(r,12),s.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class rp{constructor(){this.type="ShapePath",this.color=new Or,this.subPaths=[],this.currentPath=null}moveTo(t,e){return this.currentPath=new Yh,this.subPaths.push(this.currentPath),this.currentPath.moveTo(t,e),this}lineTo(t,e){return this.currentPath.lineTo(t,e),this}quadraticCurveTo(t,e,i,s){return this.currentPath.quadraticCurveTo(t,e,i,s),this}bezierCurveTo(t,e,i,s,r,n){return this.currentPath.bezierCurveTo(t,e,i,s,r,n),this}splineThru(t){return this.currentPath.splineThru(t),this}toShapes(t){function e(t,e){const i=e.length;let s=!1;for(let r=i-1,n=0;nNumber.EPSILON){if(h<0&&(i=e[n],o=-o,a=e[r],h=-h),t.ya.y)continue;if(t.y===i.y){if(t.x===i.x)return!0}else{const e=h*(t.x-i.x)-o*(t.y-i.y);if(0===e)return!0;if(e<0)continue;s=!s}}else{if(t.y!==i.y)continue;if(a.x<=t.x&&t.x<=i.x||i.x<=t.x&&t.x<=a.x)return!0}}return s}const i=Ml.isClockWise,s=this.subPaths;if(0===s.length)return[];let r,n,a;const o=[];if(1===s.length)return n=s[0],a=new Hh,a.curves=n.curves,o.push(a),o;let h=!i(s[0].getPoints());h=t?!h:h;const l=[],c=[];let u,d,p=[],m=0;c[m]=void 0,p[m]=[];for(let e=0,a=s.length;e1){let t=!1,i=0;for(let t=0,e=c.length;t0&&!1===t&&(p=l)}for(let t=0,e=c.length;te?(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2):(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0),t}(t,e)}static cover(t,e){return function(t,e){const i=t.image&&t.image.width?t.image.width/t.image.height:1;return i>e?(t.repeat.x=e/i,t.repeat.y=1,t.offset.x=(1-t.repeat.x)/2,t.offset.y=0):(t.repeat.x=1,t.repeat.y=i/e,t.offset.x=0,t.offset.y=(1-t.repeat.y)/2),t}(t,e)}static fill(t){return function(t){return t.repeat.x=1,t.repeat.y=1,t.offset.x=0,t.offset.y=0,t}(t)}static getByteLength(t,e,i,s){return ap(t,e,i,s)}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:t}})),"undefined"!=typeof window&&(window.__THREE__?as("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=t);export{it as ACESFilmicToneMapping,w as AddEquation,$ as AddOperation,Je as AdditiveAnimationBlendMode,g as AdditiveBlending,rt as AgXToneMapping,Dt as AlphaFormat,Bi as AlwaysCompare,W as AlwaysDepth,Si as AlwaysStencilFunc,au as AmbientLight,Ku as AnimationAction,Mc as AnimationClip,Oc as AnimationLoader,ed as AnimationMixer,Qu as AnimationObjectGroup,hc as AnimationUtils,Ch as ArcCurve,Iu as ArrayCamera,ip as ArrowHelper,at as AttachedBindMode,Eu as Audio,Uu as AudioAnalyser,wu as AudioContext,Vu as AudioListener,Mu as AudioLoader,sp as AxesHelper,d as BackSide,He as BasicDepthPacking,o as BasicShadowMap,No as BatchedMesh,pc as BezierInterpolant,qa as Bone,yc as BooleanKeyframeTrack,xd as Box2,$r as Box3,$d as Box3Helper,mh as BoxGeometry,Gd as BoxHelper,wn as BufferAttribute,Wn as BufferGeometry,pu as BufferGeometryLoader,Ct as ByteType,_c as Cache,Hc as Camera,Yd as CameraHelper,ch as CanvasTexture,yh as CapsuleGeometry,Rh as CatmullRomCurve3,et as CineonToneMapping,gh as CircleGeometry,yt as ClampToEdgeWrapping,ku as Clock,Or as Color,gc as ColorKeyframeTrack,Ps as ColorManagement,Hi as Compatibility,oh as CompressedArrayTexture,hh as CompressedCubeTexture,ah as CompressedTexture,Pc as CompressedTextureLoader,xh as ConeGeometry,F as ConstantAlphaFactor,E as ConstantColorFactor,np as Controls,Cu as CubeCamera,dh as CubeDepthTexture,lt as CubeReflectionMapping,ct as CubeRefractionMapping,lh as CubeTexture,Vc as CubeTextureLoader,pt as CubeUVReflectionMapping,Lh as CubicBezierCurve,Fh as CubicBezierCurve3,cc as CubicInterpolant,r as CullFaceBack,n as CullFaceFront,a as CullFaceFrontBack,s as CullFaceNone,Th as Curve,Xh as CurvePath,b as CustomBlending,st as CustomToneMapping,fh as CylinderGeometry,yd as Cylindrical,Zs as Data3DTexture,Ys as DataArrayTexture,Xa as DataTexture,Ec as DataTextureLoader,fn as DataUtils,di as DecrementStencilOp,mi as DecrementWrapStencilOp,zc as DefaultLoadingManager,Ut as DepthFormat,Jt as DepthStencilFormat,uh as DepthTexture,ot as DetachedBindMode,nu as DirectionalLight,Jd as DirectionalLightHelper,dc as DiscreteInterpolant,vh as DodecahedronGeometry,p as DoubleSide,O as DstAlphaFactor,R as DstColorFactor,Fi as DynamicCopyUsage,Pi as DynamicDrawUsage,Vi as DynamicReadUsage,Ah as EdgesGeometry,zh as EllipseCurve,Ti as EqualCompare,q as EqualDepth,xi as EqualStencilFunc,ut as EquirectangularReflectionMapping,dt as EquirectangularRefractionMapping,or as Euler,us as EventDispatcher,ph as ExternalTexture,Al as ExtrudeGeometry,Bc as FileLoader,In as Float16BufferAttribute,kn as Float32BufferAttribute,Pt as FloatType,Nr as Fog,Rr as FogExp2,nh as FramebufferTexture,u as FrontSide,po as Frustum,go as FrustumArray,od as GLBufferAttribute,ji as GLSL1,Wi as GLSL3,Ci as GreaterCompare,Y as GreaterDepth,ki as GreaterEqualCompare,X as GreaterEqualDepth,Mi as GreaterEqualStencilFunc,vi as GreaterStencilFunc,Fd as GridHelper,Ar as Group,Rt as HalfFloatType,Dc as HemisphereLight,Ld as HemisphereLightHelper,zl as IcosahedronGeometry,bu as ImageBitmapLoader,Nc as ImageLoader,Es as ImageUtils,ui as IncrementStencilOp,pi as IncrementWrapStencilOp,Ga as InstancedBufferAttribute,du as InstancedBufferGeometry,ad as InstancedInterleavedBuffer,ro as InstancedMesh,An as Int16BufferAttribute,zn as Int32BufferAttribute,Mn as Int8BufferAttribute,Bt as IntType,Un as InterleavedBuffer,qn as InterleavedBufferAttribute,lc as Interpolant,Fe as InterpolateBezier,Ve as InterpolateDiscrete,Ee as InterpolateLinear,Le as InterpolateSmooth,Yi as InterpolationSamplingMode,Xi as InterpolationSamplingType,yi as InvertStencilOp,li as KeepStencilOp,mc as KeyframeTrack,da as LOD,Cl as LatheGeometry,hr as Layers,Ai as LessCompare,U as LessDepth,zi as LessEqualCompare,J as LessEqualDepth,bi as LessEqualStencilFunc,fi as LessStencilFunc,Fc as Light,lu as LightProbe,Jo as Line,Td as Line3,Vo as LineBasicMaterial,Dh as LineCurve,jh as LineCurve3,sc as LineDashedMaterial,Zo as LineLoop,Ho as LineSegments,Mt as LinearFilter,uc as LinearInterpolant,Tt as LinearMipMapLinearFilter,_t as LinearMipMapNearestFilter,At as LinearMipmapLinearFilter,St as LinearMipmapNearestFilter,ii as LinearSRGBColorSpace,K as LinearToneMapping,si as LinearTransfer,Cc as Loader,uu as LoaderUtils,Tc as LoadingManager,Pe as LoopOnce,Ne as LoopPingPong,Re as LoopRepeat,e as MOUSE,Hn as Material,v as MaterialBlending,cu as MaterialLoader,Ms as MathUtils,gd as Matrix2,Cs as Matrix3,$s as Matrix4,A as MaxEquation,Pa as Mesh,wa as MeshBasicMaterial,tc as MeshDepthMaterial,ec as MeshDistanceMaterial,Kl as MeshLambertMaterial,ic as MeshMatcapMaterial,Ql as MeshNormalMaterial,Gl as MeshPhongMaterial,Zl as MeshPhysicalMaterial,Hl as MeshStandardMaterial,$l as MeshToonMaterial,_ as MinEquation,gt as MirroredRepeatWrapping,G as MixOperation,x as MultiplyBlending,Z as MultiplyOperation,ft as NearestFilter,wt as NearestMipMapLinearFilter,bt as NearestMipMapNearestFilter,vt as NearestMipmapLinearFilter,xt as NearestMipmapNearestFilter,nt as NeutralToneMapping,_i as NeverCompare,j as NeverDepth,gi as NeverStencilFunc,m as NoBlending,ti as NoColorSpace,ni as NoNormalPacking,Q as NoToneMapping,Ue as NormalAnimationBlendMode,y as NormalBlending,oi as NormalGAPacking,ai as NormalRGPacking,Ii as NotEqualCompare,H as NotEqualDepth,wi as NotEqualStencilFunc,fc as NumberKeyframeTrack,_r as Object3D,mu as ObjectLoader,Ke as ObjectSpaceNormalMap,Il as OctahedronGeometry,z as OneFactor,D as OneMinusConstantAlphaFactor,L as OneMinusConstantColorFactor,P as OneMinusDstAlphaFactor,N as OneMinusDstColorFactor,B as OneMinusSrcAlphaFactor,I as OneMinusSrcColorFactor,su as OrthographicCamera,h as PCFShadowMap,l as PCFSoftShadowMap,Yh as Path,Qc as PerspectiveCamera,ho as Plane,kl as PlaneGeometry,Qd as PlaneHelper,iu as PointLight,Rd as PointLightHelper,eh as Points,Go as PointsMaterial,Dd as PolarGridHelper,bh as PolyhedronGeometry,Wu as PositionalAudio,$u as PropertyBinding,Ju as PropertyMixer,Wh as QuadraticBezierCurve,Uh as QuadraticBezierCurve3,_s as Quaternion,bc as QuaternionKeyframeTrack,xc as QuaternionLinearInterpolant,he as R11_EAC_Format,ys as RAD2DEG,Be as RED_GREEN_RGTC2_Format,Ie as RED_RGTC1_Format,t as REVISION,ce as RG11_EAC_Format,Ze as RGBADepthPacking,Wt as RGBAFormat,Gt as RGBAIntegerFormat,Se as RGBA_ASTC_10x10_Format,ve as RGBA_ASTC_10x5_Format,we as RGBA_ASTC_10x6_Format,Me as RGBA_ASTC_10x8_Format,_e as RGBA_ASTC_12x10_Format,Ae as RGBA_ASTC_12x12_Format,de as RGBA_ASTC_4x4_Format,pe as RGBA_ASTC_5x4_Format,me as RGBA_ASTC_5x5_Format,ye as RGBA_ASTC_6x5_Format,ge as RGBA_ASTC_6x6_Format,fe as RGBA_ASTC_8x5_Format,xe as RGBA_ASTC_8x6_Format,be as RGBA_ASTC_8x8_Format,Te as RGBA_BPTC_Format,oe as RGBA_ETC2_EAC_Format,re as RGBA_PVRTC_2BPPV1_Format,se as RGBA_PVRTC_4BPPV1_Format,Qt as RGBA_S3TC_DXT1_Format,Kt as RGBA_S3TC_DXT3_Format,te as RGBA_S3TC_DXT5_Format,Ge as RGBDepthPacking,jt as RGBFormat,Zt as RGBIntegerFormat,ze as RGB_BPTC_SIGNED_Format,Ce as RGB_BPTC_UNSIGNED_Format,ne as RGB_ETC1_Format,ae as RGB_ETC2_Format,ie as RGB_PVRTC_2BPPV1_Format,ee as RGB_PVRTC_4BPPV1_Format,$t as RGB_S3TC_DXT1_Format,$e as RGDepthPacking,Yt as RGFormat,Ht as RGIntegerFormat,Yl as RawShaderMaterial,va as Ray,ld as Raycaster,ou as RectAreaLight,qt as RedFormat,Xt as RedIntegerFormat,tt as ReinhardToneMapping,qs as RenderTarget,id as RenderTarget3D,mt as RepeatWrapping,ci as ReplaceStencilOp,S as ReverseSubtractEquation,cs as ReversedDepthFuncs,Bl as RingGeometry,le as SIGNED_R11_EAC_Format,Oe as SIGNED_RED_GREEN_RGTC2_Format,ke as SIGNED_RED_RGTC1_Format,ue as SIGNED_RG11_EAC_Format,ei as SRGBColorSpace,ri as SRGBTransfer,Vr as Scene,Xl as ShaderMaterial,jl as ShadowMaterial,Hh as Shape,Ol as ShapeGeometry,rp as ShapePath,Ml as ShapeUtils,It as ShortType,Za as Skeleton,Od as SkeletonHelper,Ja as SkinnedMesh,Fs as Source,Rn as Sphere,Pl as SphereGeometry,md as Spherical,hu as SphericalHarmonics3,Jh as SplineCurve,tu as SpotLight,Cd as SpotLightHelper,ha as Sprite,Zn as SpriteMaterial,k as SrcAlphaFactor,V as SrcAlphaSaturateFactor,C as SrcColorFactor,Li as StaticCopyUsage,Oi as StaticDrawUsage,Ni as StaticReadUsage,Tu as StereoCamera,Di as StreamCopyUsage,Ri as StreamDrawUsage,Ei as StreamReadUsage,vc as StringKeyframeTrack,M as SubtractEquation,f as SubtractiveBlending,i as TOUCH,Qe as TangentSpaceNormalMap,Rl as TetrahedronGeometry,Us as Texture,Lc as TextureLoader,op as TextureUtils,dd as Timer,qi as TimestampQuery,Nl as TorusGeometry,Vl as TorusKnotGeometry,Gr as Triangle,Ye as TriangleFanDrawMode,Xe as TriangleStripDrawMode,qe as TrianglesDrawMode,El as TubeGeometry,ht as UVMapping,Tn as Uint16BufferAttribute,Cn as Uint32BufferAttribute,Sn as Uint8BufferAttribute,_n as Uint8ClampedBufferAttribute,sd as Uniform,nd as UniformsGroup,ql as UniformsUtils,zt as UnsignedByteType,Ft as UnsignedInt101111Type,Et as UnsignedInt248Type,Lt as UnsignedInt5999Type,Ot as UnsignedIntType,Nt as UnsignedShort4444Type,Vt as UnsignedShort5551Type,kt as UnsignedShortType,c as VSMShadowMap,Ss as Vector2,As as Vector3,Js as Vector4,wc as VectorKeyframeTrack,rh as VideoFrameTexture,sh as VideoTexture,Gs as WebGL3DRenderTarget,Hs as WebGLArrayRenderTarget,Ui as WebGLCoordinateSystem,Xs as WebGLRenderTarget,Ji as WebGPUCoordinateSystem,zr as WebXRController,Ll as WireframeGeometry,We as WrapAroundEnding,De as ZeroCurvatureEnding,T as ZeroFactor,je as ZeroSlopeEnding,hi as ZeroStencilOp,Wl as cloneUniforms,Ki as createCanvasElement,Qi as createElementNS,os as error,ap as getByteLength,ss as getConsoleFunction,Jl as getUnlitUniformColorSpace,$i as isTypedArray,rs as log,Ul as mergeUniforms,ls as probeAsync,is as setConsoleFunction,as as warn,hs as warnOnce}; diff --git a/build/three.module.js b/build/three.module.js index b98ccdeec127f0..2b7d09312783cf 100644 --- a/build/three.module.js +++ b/build/three.module.js @@ -16801,7 +16801,11 @@ class WebGLRenderer { } - _gl.clear( bits ); + if ( bits !== 0 ) { + + _gl.clear( bits ); + + } }; diff --git a/build/three.module.min.js b/build/three.module.min.js index eabbecb2aa0339..f814984c8104c6 100644 --- a/build/three.module.min.js +++ b/build/three.module.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Matrix3 as e,Vector2 as t,Color as n,mergeUniforms as i,Vector3 as r,CubeUVReflectionMapping as a,Mesh as o,BoxGeometry as s,ShaderMaterial as l,BackSide as c,cloneUniforms as d,Euler as u,Matrix4 as f,ColorManagement as p,SRGBTransfer as m,PlaneGeometry as h,FrontSide as _,getUnlitUniformColorSpace as g,IntType as v,warn as E,HalfFloatType as S,UnsignedByteType as M,FloatType as T,RGBAFormat as x,Plane as A,CubeReflectionMapping as R,CubeRefractionMapping as b,BufferGeometry as C,OrthographicCamera as P,PerspectiveCamera as L,NoToneMapping as U,MeshBasicMaterial as D,error as w,NoBlending as I,WebGLRenderTarget as N,BufferAttribute as y,LinearSRGBColorSpace as F,LinearFilter as O,CubeTexture as B,LinearMipmapLinearFilter as G,CubeCamera as H,EquirectangularReflectionMapping as V,EquirectangularRefractionMapping as W,warnOnce as z,Uint32BufferAttribute as k,Uint16BufferAttribute as X,Vector4 as Y,DataArrayTexture as K,Float32BufferAttribute as q,RawShaderMaterial as j,CustomToneMapping as Z,NeutralToneMapping as $,AgXToneMapping as Q,ACESFilmicToneMapping as J,CineonToneMapping as ee,ReinhardToneMapping as te,LinearToneMapping as ne,Data3DTexture as ie,GreaterEqualCompare as re,LessEqualCompare as ae,DepthTexture as oe,Texture as se,GLSL3 as le,VSMShadowMap as ce,PCFShadowMap as de,AddOperation as ue,MixOperation as fe,MultiplyOperation as pe,LinearTransfer as me,UniformsUtils as he,DoubleSide as _e,NormalBlending as ge,TangentSpaceNormalMap as ve,ObjectSpaceNormalMap as Ee,Layers as Se,RGFormat as Me,Frustum as Te,MeshDepthMaterial as xe,MeshDistanceMaterial as Ae,PCFSoftShadowMap as Re,DepthFormat as be,NearestFilter as Ce,CubeDepthTexture as Pe,UnsignedIntType as Le,LessEqualDepth as Ue,ReverseSubtractEquation as De,SubtractEquation as we,AddEquation as Ie,OneMinusConstantAlphaFactor as Ne,ConstantAlphaFactor as ye,OneMinusConstantColorFactor as Fe,ConstantColorFactor as Oe,OneMinusDstAlphaFactor as Be,OneMinusDstColorFactor as Ge,OneMinusSrcAlphaFactor as He,OneMinusSrcColorFactor as Ve,DstAlphaFactor as We,DstColorFactor as ze,SrcAlphaSaturateFactor as ke,SrcAlphaFactor as Xe,SrcColorFactor as Ye,OneFactor as Ke,ZeroFactor as qe,NotEqualDepth as je,GreaterDepth as Ze,GreaterEqualDepth as $e,EqualDepth as Qe,LessDepth as Je,AlwaysDepth as et,NeverDepth as tt,CullFaceNone as nt,CullFaceBack as it,CullFaceFront as rt,CustomBlending as at,MultiplyBlending as ot,SubtractiveBlending as st,AdditiveBlending as lt,ReversedDepthFuncs as ct,MinEquation as dt,MaxEquation as ut,MirroredRepeatWrapping as ft,ClampToEdgeWrapping as pt,RepeatWrapping as mt,LinearMipmapNearestFilter as ht,NearestMipmapLinearFilter as _t,NearestMipmapNearestFilter as gt,NotEqualCompare as vt,GreaterCompare as Et,EqualCompare as St,LessCompare as Mt,AlwaysCompare as Tt,NeverCompare as xt,NoColorSpace as At,DepthStencilFormat as Rt,getByteLength as bt,UnsignedInt248Type as Ct,UnsignedShortType as Pt,createElementNS as Lt,UnsignedShort4444Type as Ut,UnsignedShort5551Type as Dt,UnsignedInt5999Type as wt,UnsignedInt101111Type as It,ByteType as Nt,ShortType as yt,AlphaFormat as Ft,RGBFormat as Ot,RedFormat as Bt,RedIntegerFormat as Gt,RGIntegerFormat as Ht,RGBAIntegerFormat as Vt,RGB_S3TC_DXT1_Format as Wt,RGBA_S3TC_DXT1_Format as zt,RGBA_S3TC_DXT3_Format as kt,RGBA_S3TC_DXT5_Format as Xt,RGB_PVRTC_4BPPV1_Format as Yt,RGB_PVRTC_2BPPV1_Format as Kt,RGBA_PVRTC_4BPPV1_Format as qt,RGBA_PVRTC_2BPPV1_Format as jt,RGB_ETC1_Format as Zt,RGB_ETC2_Format as $t,RGBA_ETC2_EAC_Format as Qt,R11_EAC_Format as Jt,SIGNED_R11_EAC_Format as en,RG11_EAC_Format as tn,SIGNED_RG11_EAC_Format as nn,RGBA_ASTC_4x4_Format as rn,RGBA_ASTC_5x4_Format as an,RGBA_ASTC_5x5_Format as on,RGBA_ASTC_6x5_Format as sn,RGBA_ASTC_6x6_Format as ln,RGBA_ASTC_8x5_Format as cn,RGBA_ASTC_8x6_Format as dn,RGBA_ASTC_8x8_Format as un,RGBA_ASTC_10x5_Format as fn,RGBA_ASTC_10x6_Format as pn,RGBA_ASTC_10x8_Format as mn,RGBA_ASTC_10x10_Format as hn,RGBA_ASTC_12x10_Format as _n,RGBA_ASTC_12x12_Format as gn,RGBA_BPTC_Format as vn,RGB_BPTC_SIGNED_Format as En,RGB_BPTC_UNSIGNED_Format as Sn,RED_RGTC1_Format as Mn,SIGNED_RED_RGTC1_Format as Tn,RED_GREEN_RGTC2_Format as xn,SIGNED_RED_GREEN_RGTC2_Format as An,ExternalTexture as Rn,EventDispatcher as bn,ArrayCamera as Cn,WebXRController as Pn,RAD2DEG as Ln,DataTexture as Un,createCanvasElement as Dn,SRGBColorSpace as wn,REVISION as In,log as Nn,WebGLCoordinateSystem as yn,probeAsync as Fn}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AlwaysStencilFunc,AmbientLight,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BasicShadowMap,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,Compatibility,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CylinderGeometry,Cylindrical,DataTextureLoader,DataUtils,DecrementStencilOp,DecrementWrapStencilOp,DefaultLoadingManager,DetachedBindMode,DirectionalLight,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicDrawUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,EqualStencilFunc,ExtrudeGeometry,FileLoader,Float16BufferAttribute,Fog,FogExp2,FramebufferTexture,FrustumArray,GLBufferAttribute,GLSL1,GreaterEqualStencilFunc,GreaterStencilFunc,GridHelper,Group,HemisphereLight,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,IncrementStencilOp,IncrementWrapStencilOp,InstancedBufferAttribute,InstancedBufferGeometry,InstancedInterleavedBuffer,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,InterleavedBuffer,InterleavedBufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,InvertStencilOp,KeepStencilOp,KeyframeTrack,LOD,LatheGeometry,LessEqualStencilFunc,LessStencilFunc,Light,LightProbe,Line,Line3,LineBasicMaterial,LineCurve,LineCurve3,LineDashedMaterial,LineLoop,LineSegments,LinearInterpolant,LinearMipMapLinearFilter,LinearMipMapNearestFilter,Loader,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,Material,MaterialBlending,MaterialLoader,MathUtils,Matrix2,MeshLambertMaterial,MeshMatcapMaterial,MeshNormalMaterial,MeshPhongMaterial,MeshPhysicalMaterial,MeshStandardMaterial,MeshToonMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NeverStencilFunc,NoNormalPacking,NormalAnimationBlendMode,NormalGAPacking,NormalRGPacking,NotEqualStencilFunc,NumberKeyframeTrack,Object3D,ObjectLoader,OctahedronGeometry,Path,PlaneHelper,PointLight,PointLightHelper,Points,PointsMaterial,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,Quaternion,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGBIntegerFormat,RGDepthPacking,Ray,Raycaster,RectAreaLight,RenderTarget,RenderTarget3D,ReplaceStencilOp,RingGeometry,Scene,ShadowMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Sphere,SphereGeometry,Spherical,SphericalHarmonics3,SplineCurve,SpotLight,SpotLightHelper,Sprite,SpriteMaterial,StaticCopyUsage,StaticDrawUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TimestampQuery,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,UVMapping,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGPUCoordinateSystem,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,ZeroStencilOp,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";function On(){let e=null,t=!1,n=null,i=null;function r(t,a){n(t,a),i=e.requestAnimationFrame(r)}return{start:function(){!0!==t&&null!==n&&(i=e.requestAnimationFrame(r),t=!0)},stop:function(){e.cancelAnimationFrame(i),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Bn(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const i=t.get(n);i&&(e.deleteBuffer(i.buffer),t.delete(n))},update:function(n,i){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.versione.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include 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a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const n=i+4*a,r=t.matrixWorldInverse;l.getNormalMatrix(r),(null===o||o.length0);n.numPlanes=r,n.numIntersection=0}();else{const e=o?0:r,t=4*e;let n=m.clippingState||null;c.value=n,n=d(u,s,t,l);for(let e=0;e!==t;++e)n[e]=i[e];m.clippingState=n,this.numIntersection=f?this.numPlanes:0,this.numPlanes+=e}}}const Zn=[.125,.215,.35,.446,.526,.582],$n=20,Qn=new P,Jn=new n;let ei=null,ti=0,ni=0,ii=!1;const ri=new r;class ai{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ri}=r;ei=this._renderer.getRenderTarget(),ti=this._renderer.getActiveCubeFace(),ni=this._renderer.getActiveMipmapLevel(),ii=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=ci(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=li(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=Zn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const M=new C;M.setAttribute("position",new y(v,h)),M.setAttribute("uv",new y(E,_)),M.setAttribute("faceIndex",new y(S,g)),i.push(new o(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array($n),a=new r(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:$n,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:I,depthTest:!1,depthWrite:!1});return o}(i,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:di(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:I,depthTest:!1,depthWrite:!1});return i}(i,e,t)}return i}_compileMaterial(e){const t=new o(new C,e);this._renderer.compile(t,Qn)}_sceneToCubeUV(e,t,n,i,r){const a=new L(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Jn),u.toneMapping=U,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new D({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Jn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;si(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===R||e.mapping===b;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=ci()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=li());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;si(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,Qn)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,si(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,Qn),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,si(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,Qn)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&w("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):$n;m>$n&&E(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;e<$n;++e){const t=e/p,n=Math.exp(-t*t/2);h.push(n),0===e?_+=n:eg-4?i-g+4:0),4*(this._cubeSize-v),3*v,2*v),s.setRenderTarget(t),s.render(c,Qn)}}function oi(e,t,n){const i=new N(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function si(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function li(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:I,depthTest:!1,depthWrite:!1})}function ci(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:I,depthTest:!1,depthWrite:!1})}function di(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class ui extends N{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new B(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( 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t=0;t=b.length){b.push(n),i=e;break}if(null===b[e]){b[e]=n,i=e;break}}if(-1===i)break}const r=R[i];r&&r.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=R[e];return void 0===t&&(t=new Pn,R[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=R[e];return void 0===t&&(t=new Pn,R[e]=t),t.getGripSpace()},this.getHand=function(e){let t=R[e];return void 0===t&&(t=new Pn,R[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){o=e,!0===i.isPresenting&&E("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){l=e,!0===i.isPresenting&&E("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return d||s},this.setReferenceSpace=function(e){d=e},this.getBaseLayer=function(){return null!==p?p:m},this.getBinding=function(){return null===f&&_&&(f=new XRWebGLBinding(a,n)),f},this.getFrame=function(){return h},this.getSession=function(){return a},this.setSession=async function(t){if(a=t,null!==a){T=e.getRenderTarget(),a.addEventListener("select",O),a.addEventListener("selectstart",O),a.addEventListener("selectend",O),a.addEventListener("squeeze",O),a.addEventListener("squeezestart",O),a.addEventListener("squeezeend",O),a.addEventListener("end",B),a.addEventListener("inputsourceschange",G),!0!==S.xrCompatible&&await n.makeXRCompatible(),P=e.getPixelRatio(),e.getSize(C);if(_&&"createProjectionLayer"in XRWebGLBinding.prototype){let t=null,i=null,r=null;S.depth&&(r=S.stencil?n.DEPTH24_STENCIL8:n.DEPTH_COMPONENT24,t=S.stencil?Rt:be,i=S.stencil?Ct:Le);const s={colorFormat:n.RGBA8,depthFormat:r,scaleFactor:o};f=this.getBinding(),p=f.createProjectionLayer(s),a.updateRenderState({layers:[p]}),e.setPixelRatio(1),e.setSize(p.textureWidth,p.textureHeight,!1),A=new N(p.textureWidth,p.textureHeight,{format:x,type:M,depthTexture:new oe(p.textureWidth,p.textureHeight,i,void 0,void 0,void 0,void 0,void 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r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,xa.copy(o),xa.x*=-1,xa.y*=-1,xa.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(xa.y*=-1,xa.z*=-1),e.envMapRotation.value.setFromMatrix4(Aa.makeRotationFromEuler(xa)),e.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,g(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function 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a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),f=!!n.morphAttributes.position,p=!!n.morphAttributes.normal,m=!!n.morphAttributes.color;let h=U;i.toneMapped&&(null!==k&&!0!==k.isXRRenderTarget||(h=B.toneMapping));const _=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,g=void 0!==_?_.length:0,v=xe.get(i),E=L.state.lights;if(!0===le&&(!0===ce||e!==K)){const t=e===K&&i.id===X;Ne.setState(i,e,t)}let M=!1;i.version===v.__version?v.needsLights&&v.lightsStateVersion!==E.state.version||v.outputColorSpace!==s||r.isBatchedMesh&&!1===v.batching?M=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?M=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?M=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==c||!0===i.fog&&v.fog!==a?M=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===Ne.numPlanes&&v.numIntersection===Ne.numIntersection?(v.vertexAlphas!==d||v.vertexTangents!==u||v.morphTargets!==f||v.morphNormals!==p||v.morphColors!==m||v.toneMapping!==h||v.morphTargetsCount!==g)&&(M=!0):M=!0:M=!0:M=!0:M=!0:(M=!0,v.__version=i.version);let T=v.currentProgram;!0===M&&(T=st(i,t,r));let x=!1,A=!1,R=!1;const b=T.getUniforms(),C=v.uniforms;Ee.useProgram(T.program)&&(x=!0,A=!0,R=!0);i.id!==X&&(X=i.id,A=!0);if(x||K!==e){Ee.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),b.setValue(ze,"projectionMatrix",e.projectionMatrix),b.setValue(ze,"viewMatrix",e.matrixWorldInverse);const t=b.map.cameraPosition;void 0!==t&&t.setValue(ze,ue.setFromMatrixPosition(e.matrixWorld)),ve.logarithmicDepthBuffer&&b.setValue(ze,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&b.setValue(ze,"isOrthographic",!0===e.isOrthographicCamera),K!==e&&(K=e,A=!0,R=!0)}v.needsLights&&(E.state.directionalShadowMap.length>0&&b.setValue(ze,"directionalShadowMap",E.state.directionalShadowMap,Ae),E.state.spotShadowMap.length>0&&b.setValue(ze,"spotShadowMap",E.state.spotShadowMap,Ae),E.state.pointShadowMap.length>0&&b.setValue(ze,"pointShadowMap",E.state.pointShadowMap,Ae));if(r.isSkinnedMesh){b.setOptional(ze,r,"bindMatrix"),b.setOptional(ze,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),b.setValue(ze,"boneTexture",e.boneTexture,Ae))}r.isBatchedMesh&&(b.setOptional(ze,r,"batchingTexture"),b.setValue(ze,"batchingTexture",r._matricesTexture,Ae),b.setOptional(ze,r,"batchingIdTexture"),b.setValue(ze,"batchingIdTexture",r._indirectTexture,Ae),b.setOptional(ze,r,"batchingColorTexture"),null!==r._colorsTexture&&b.setValue(ze,"batchingColorTexture",r._colorsTexture,Ae));const P=n.morphAttributes;void 0===P.position&&void 0===P.normal&&void 0===P.color||Oe.update(r,n,T);(A||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,b.setValue(ze,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(C.envMapIntensity.value=t.environmentIntensity);void 0!==C.dfgLUT&&(C.dfgLUT.value=(null===Pa&&(Pa=new Un(Ca,16,16,Me,S),Pa.name="DFG_LUT",Pa.minFilter=O,Pa.magFilter=O,Pa.wrapS=pt,Pa.wrapT=pt,Pa.generateMipmaps=!1,Pa.needsUpdate=!0),Pa));A&&(b.setValue(ze,"toneMappingExposure",B.toneMappingExposure),v.needsLights&&(w=R,(D=C).ambientLightColor.needsUpdate=w,D.lightProbe.needsUpdate=w,D.directionalLights.needsUpdate=w,D.directionalLightShadows.needsUpdate=w,D.pointLights.needsUpdate=w,D.pointLightShadows.needsUpdate=w,D.spotLights.needsUpdate=w,D.spotLightShadows.needsUpdate=w,D.rectAreaLights.needsUpdate=w,D.hemisphereLights.needsUpdate=w),a&&!0===i.fog&&De.refreshFogUniforms(C,a),De.refreshMaterialUniforms(C,i,te,ee,L.state.transmissionRenderTarget[e.id]),Rr.upload(ze,lt(v),C,Ae));var D,w;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Rr.upload(ze,lt(v),C,Ae),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&b.setValue(ze,"center",r.center);if(b.setValue(ze,"modelViewMatrix",r.modelViewMatrix),b.setValue(ze,"normalMatrix",r.normalMatrix),b.setValue(ze,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){xe.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==ge.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let Qe=null;function Je(){tt.stop()}function et(){tt.start()}const tt=new On;function nt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)L.pushLight(e),e.castShadow&&L.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||se.intersectsSprite(e)){i&&fe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(de);const t=Pe.update(e),r=e.material;r.visible&&P.push(e,t,r,n,fe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||se.intersectsObject(e))){const t=Pe.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),fe.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere.center)),fe.applyMatrix4(e.matrixWorld).applyMatrix4(de)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&at(r,t,n),a.length>0&&at(a,t,n),o.length>0&&at(o,t,n),Ee.buffers.depth.setTest(!0),Ee.buffers.depth.setMask(!0),Ee.buffers.color.setMask(!0),Ee.setPolygonOffset(!1)}function rt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===L.state.transmissionRenderTarget[i.id]){const e=ge.has("EXT_color_buffer_half_float")||ge.has("EXT_color_buffer_float");L.state.transmissionRenderTarget[i.id]=new N(1,1,{generateMipmaps:!0,type:e?S:M,minFilter:G,samples:ve.samples,stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:p.workingColorSpace})}const r=L.state.transmissionRenderTarget[i.id],a=i.viewport||q;r.setSize(a.z*B.transmissionResolutionScale,a.w*B.transmissionResolutionScale);const s=B.getRenderTarget(),l=B.getActiveCubeFace(),d=B.getActiveMipmapLevel();B.setRenderTarget(r),B.getClearColor($),Q=B.getClearAlpha(),Q<1&&B.setClearColor(16777215,.5),B.clear(),me&&Fe.render(n);const u=B.toneMapping;B.toneMapping=U;const f=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),L.setupLightsView(i),!0===le&&Ne.setGlobalState(B.clippingPlanes,i),at(e,n,i),Ae.updateMultisampleRenderTarget(r),Ae.updateRenderTargetMipmap(r),!1===ge.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0)for(let t=0,a=r.length;t0&&rt(n,i,e,t),me&&Fe.render(e),it(P,e,t)}null!==k&&0===W&&(Ae.updateMultisampleRenderTarget(k),Ae.updateRenderTargetMipmap(k)),i&&y.end(B),!0===e.isScene&&e.onAfterRender(B,e,t),Ve.resetDefaultState(),X=-1,K=null,I.pop(),I.length>0?(L=I[I.length-1],!0===le&&Ne.setGlobalState(B.clippingPlanes,L.state.camera)):L=null,D.pop(),P=D.length>0?D[D.length-1]:null},this.getActiveCubeFace=function(){return V},this.getActiveMipmapLevel=function(){return W},this.getRenderTarget=function(){return k},this.setRenderTargetTextures=function(e,t,n){const i=xe.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),xe.get(e.texture).__webglTexture=t,xe.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=xe.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const dt=ze.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){k=e,V=t,W=n;let i=null,r=!1,a=!1;if(e){const o=xe.get(e);if(void 0!==o.__useDefaultFramebuffer)return Ee.bindFramebuffer(ze.FRAMEBUFFER,o.__webglFramebuffer),q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest,Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),void(X=-1);if(void 0===o.__webglFramebuffer)Ae.setupRenderTarget(e);else if(o.__hasExternalTextures)Ae.rebindTextures(e,xe.get(e.texture).__webglTexture,xe.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&xe.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");Ae.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=xe.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===Ae.useMultisampledRTT(e)?xe.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest}else q.copy(re).multiplyScalar(te).floor(),j.copy(ae).multiplyScalar(te).floor(),Z=oe;0!==n&&(i=dt);if(Ee.bindFramebuffer(ze.FRAMEBUFFER,i)&&Ee.drawBuffers(e,i),Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),r){const i=xe.get(e.texture);ze.framebufferTexture2D(ze.FRAMEBUFFER,ze.COLOR_ATTACHMENT0,ze.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(l))return void w("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(c))return void w("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ze.readPixels(t,n,i,r,He.convert(l),He.convert(c),a)}finally{const e=null!==k?xe.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=xe.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){Ee.bindFramebuffer(ze.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=ze.createBuffer();ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.bufferData(ze.PIXEL_PACK_BUFFER,a.byteLength,ze.STREAM_READ),ze.readPixels(t,n,i,r,He.convert(c),He.convert(d),0);const f=null!==k?xe.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,f);const p=ze.fenceSync(ze.SYNC_GPU_COMMANDS_COMPLETE,0);return ze.flush(),await Fn(ze,p,4),ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.getBufferSubData(ze.PIXEL_PACK_BUFFER,0,a),ze.deleteBuffer(u),ze.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;Ae.setTexture2D(e,0),ze.copyTexSubImage2D(ze.TEXTURE_2D,n,0,0,o,s,r,a),Ee.unbindTexture()};const ut=ze.createFramebuffer(),ft=ze.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=He.convert(t.format),g=He.convert(t.type);let v;t.isData3DTexture?(Ae.setTexture3D(t,0),v=ze.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(Ae.setTexture2DArray(t,0),v=ze.TEXTURE_2D_ARRAY):(Ae.setTexture2D(t,0),v=ze.TEXTURE_2D),ze.pixelStorei(ze.UNPACK_FLIP_Y_WEBGL,t.flipY),ze.pixelStorei(ze.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),ze.pixelStorei(ze.UNPACK_ALIGNMENT,t.unpackAlignment);const E=ze.getParameter(ze.UNPACK_ROW_LENGTH),S=ze.getParameter(ze.UNPACK_IMAGE_HEIGHT),M=ze.getParameter(ze.UNPACK_SKIP_PIXELS),T=ze.getParameter(ze.UNPACK_SKIP_ROWS),x=ze.getParameter(ze.UNPACK_SKIP_IMAGES);ze.pixelStorei(ze.UNPACK_ROW_LENGTH,h.width),ze.pixelStorei(ze.UNPACK_IMAGE_HEIGHT,h.height),ze.pixelStorei(ze.UNPACK_SKIP_PIXELS,c),ze.pixelStorei(ze.UNPACK_SKIP_ROWS,d),ze.pixelStorei(ze.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=xe.get(e),i=xe.get(t),h=xe.get(n.__renderTarget),_=xe.get(i.__renderTarget);Ee.bindFramebuffer(ze.READ_FRAMEBUFFER,h.__webglFramebuffer),Ee.bindFramebuffer(ze.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;ne.start-t.start);let t=0;for(let e=1;e 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n float x2 = x * x;\n float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3( 0, 1, 0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] = texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include \n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\t#include \n\t#include \n\t#include \n\t#include \n}"},Hn={common:{diffuse:{value:new n(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new e}},envmap:{envMap:{value:null},envMapRotation:{value:new e},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new e}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new e}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new e},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new e},normalScale:{value:new t(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new e},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new e}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new e}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new e}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new n(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new n(16777215)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0},uvTransform:{value:new e}},sprite:{diffuse:{value:new n(16777215)},opacity:{value:1},center:{value:new t(.5,.5)},rotation:{value:0},map:{value:null},mapTransform:{value:new e},alphaMap:{value:null},alphaMapTransform:{value:new e},alphaTest:{value:0}}},Vn={basic:{uniforms:i([Hn.common,Hn.specularmap,Hn.envmap,Hn.aomap,Hn.lightmap,Hn.fog]),vertexShader:Gn.meshbasic_vert,fragmentShader:Gn.meshbasic_frag},lambert:{uniforms:i([Hn.common,Hn.specularmap,Hn.envmap,Hn.aomap,Hn.lightmap,Hn.emissivemap,Hn.bumpmap,Hn.normalmap,Hn.displacementmap,Hn.fog,Hn.lights,{emissive:{value:new n(0)},envMapIntensity:{value:1}}]),vertexShader:Gn.meshlambert_vert,fragmentShader:Gn.meshlambert_frag},phong:{uniforms:i([Hn.common,Hn.specularmap,Hn.envmap,Hn.aomap,Hn.lightmap,Hn.emissivemap,Hn.bumpmap,Hn.normalmap,Hn.displacementmap,Hn.fog,Hn.lights,{emissive:{value:new n(0)},specular:{value:new n(1118481)},shininess:{value:30},envMapIntensity:{value:1}}]),vertexShader:Gn.meshphong_vert,fragmentShader:Gn.meshphong_frag},standard:{uniforms:i([Hn.common,Hn.envmap,Hn.aomap,Hn.lightmap,Hn.emissivemap,Hn.bumpmap,Hn.normalmap,Hn.displacementmap,Hn.roughnessmap,Hn.metalnessmap,Hn.fog,Hn.lights,{emissive:{value:new n(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Gn.meshphysical_vert,fragmentShader:Gn.meshphysical_frag},toon:{uniforms:i([Hn.common,Hn.aomap,Hn.lightmap,Hn.emissivemap,Hn.bumpmap,Hn.normalmap,Hn.displacementmap,Hn.gradientmap,Hn.fog,Hn.lights,{emissive:{value:new n(0)}}]),vertexShader:Gn.meshtoon_vert,fragmentShader:Gn.meshtoon_frag},matcap:{uniforms:i([Hn.common,Hn.bumpmap,Hn.normalmap,Hn.displacementmap,Hn.fog,{matcap:{value:null}}]),vertexShader:Gn.meshmatcap_vert,fragmentShader:Gn.meshmatcap_frag},points:{uniforms:i([Hn.points,Hn.fog]),vertexShader:Gn.points_vert,fragmentShader:Gn.points_frag},dashed:{uniforms:i([Hn.common,Hn.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Gn.linedashed_vert,fragmentShader:Gn.linedashed_frag},depth:{uniforms:i([Hn.common,Hn.displacementmap]),vertexShader:Gn.depth_vert,fragmentShader:Gn.depth_frag},normal:{uniforms:i([Hn.common,Hn.bumpmap,Hn.normalmap,Hn.displacementmap,{opacity:{value:1}}]),vertexShader:Gn.meshnormal_vert,fragmentShader:Gn.meshnormal_frag},sprite:{uniforms:i([Hn.sprite,Hn.fog]),vertexShader:Gn.sprite_vert,fragmentShader:Gn.sprite_frag},background:{uniforms:{uvTransform:{value:new e},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:Gn.background_vert,fragmentShader:Gn.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new e}},vertexShader:Gn.backgroundCube_vert,fragmentShader:Gn.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:Gn.cube_vert,fragmentShader:Gn.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Gn.equirect_vert,fragmentShader:Gn.equirect_frag},distance:{uniforms:i([Hn.common,Hn.displacementmap,{referencePosition:{value:new r},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Gn.distance_vert,fragmentShader:Gn.distance_frag},shadow:{uniforms:i([Hn.lights,Hn.fog,{color:{value:new n(0)},opacity:{value:1}}]),vertexShader:Gn.shadow_vert,fragmentShader:Gn.shadow_frag}};Vn.physical={uniforms:i([Vn.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new e},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new e},clearcoatNormalScale:{value:new t(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new e},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new e},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new e},sheen:{value:0},sheenColor:{value:new n(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new e},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new e},transmission:{value:0},transmissionMap:{value:null},transmissionMapTransform:{value:new e},transmissionSamplerSize:{value:new t},transmissionSamplerMap:{value:null},thickness:{value:0},thicknessMap:{value:null},thicknessMapTransform:{value:new e},attenuationDistance:{value:0},attenuationColor:{value:new n(0)},specularColor:{value:new n(1,1,1)},specularColorMap:{value:null},specularColorMapTransform:{value:new e},specularIntensity:{value:1},specularIntensityMap:{value:null},specularIntensityMapTransform:{value:new e},anisotropyVector:{value:new t},anisotropyMap:{value:null},anisotropyMapTransform:{value:new e}}]),vertexShader:Gn.meshphysical_vert,fragmentShader:Gn.meshphysical_frag};const Wn={r:0,b:0,g:0},zn=new u,kn=new f;function Xn(e,t,i,r,u,f){const v=new n(0);let E,S,M=!0===u?0:1,T=null,x=0,A=null;function R(e){let n=!0===e.isScene?e.background:null;if(n&&n.isTexture){const i=e.backgroundBlurriness>0;n=t.get(n,i)}return n}function 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l({name:"BackgroundCubeMaterial",uniforms:d(Vn.backgroundCube.uniforms),vertexShader:Vn.backgroundCube.vertexShader,fragmentShader:Vn.backgroundCube.fragmentShader,side:c,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),S.geometry.deleteAttribute("normal"),S.geometry.deleteAttribute("uv"),S.onBeforeRender=function(e,t,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(S.material,"envMap",{get:function(){return 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l({name:"BackgroundMaterial",uniforms:d(Vn.background.uniforms),vertexShader:Vn.background.vertexShader,fragmentShader:Vn.background.fragmentShader,side:_,depthTest:!1,depthWrite:!1,fog:!1,allowOverride:!1})),E.geometry.deleteAttribute("normal"),Object.defineProperty(E.material,"map",{get:function(){return this.uniforms.t2D.value}}),r.update(E)),E.material.uniforms.t2D.value=i,E.material.uniforms.backgroundIntensity.value=n.backgroundIntensity,E.material.toneMapped=p.getTransfer(i.colorSpace)!==m,!0===i.matrixAutoUpdate&&i.updateMatrix(),E.material.uniforms.uvTransform.value.copy(i.matrix),T===i&&x===i.version&&A===e.toneMapping||(E.material.needsUpdate=!0,T=i,x=i.version,A=e.toneMapping),E.layers.enableAll(),t.unshift(E,E.geometry,E.material,0,0,null))},dispose:function(){void 0!==S&&(S.geometry.dispose(),S.material.dispose(),S=void 0),void 0!==E&&(E.geometry.dispose(),E.material.dispose(),E=void 0)}}}function Yn(e,t){const n=e.getParameter(e.MAX_VERTEX_ATTRIBS),i={},r=c(null);let a=r,o=!1;function s(t){return e.bindVertexArray(t)}function l(t){return e.deleteVertexArray(t)}function c(e){const t=[],i=[],r=[];for(let e=0;e=0){const n=r[t];let i=o[t];if(void 0===i&&("instanceMatrix"===t&&e.instanceMatrix&&(i=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(i=e.instanceColor)),void 0===n)return!0;if(n.attribute!==i)return!0;if(i&&n.data!==i.data)return!0;s++}}return a.attributesNum!==s||a.index!==i}(n,h,l,_),g&&function(e,t,n,i){const r={},o=t.attributes;let s=0;const l=n.getAttributes();for(const t in l){if(l[t].location>=0){let n=o[t];void 0===n&&("instanceMatrix"===t&&e.instanceMatrix&&(n=e.instanceMatrix),"instanceColor"===t&&e.instanceColor&&(n=e.instanceColor));const i={};i.attribute=n,n&&n.data&&(i.data=n.data),r[t]=i,s++}}a.attributes=r,a.attributesNum=s,a.index=i}(n,h,l,_),null!==_&&t.update(_,e.ELEMENT_ARRAY_BUFFER),(g||o)&&(o=!1,function(n,i,r,a){d();const o=a.attributes,s=r.getAttributes(),l=i.defaultAttributeValues;for(const i in s){const 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r=n===S&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(n!==M&&i.convert(n)!==e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==T&&!r)},precision:o,logarithmicDepthBuffer:!0===n.logarithmicDepthBuffer,reversedDepthBuffer:!0===n.reversedDepthBuffer&&t.has("EXT_clip_control"),maxTextures:e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),maxVertexTextures:e.getParameter(e.MAX_VERTEX_TEXTURE_IMAGE_UNITS),maxTextureSize:e.getParameter(e.MAX_TEXTURE_SIZE),maxCubemapSize:e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:e.getParameter(e.MAX_VERTEX_ATTRIBS),maxVertexUniforms:e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:e.getParameter(e.MAX_VARYING_VECTORS),maxFragmentUniforms:e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),maxSamples:e.getParameter(e.MAX_SAMPLES),samples:e.getParameter(e.SAMPLES)}}function jn(t){const n=this;let i=null,r=0,a=!1,o=!1;const s=new A,l=new e,c={value:null,needsUpdate:!1};function d(e,t,i,r){const a=null!==e?e.length:0;let o=null;if(0!==a){if(o=c.value,!0!==r||null===o){const n=i+4*a,r=t.matrixWorldInverse;l.getNormalMatrix(r),(null===o||o.length0);n.numPlanes=r,n.numIntersection=0}();else{const e=o?0:r,t=4*e;let n=m.clippingState||null;c.value=n,n=d(u,s,t,l);for(let e=0;e!==t;++e)n[e]=i[e];m.clippingState=n,this.numIntersection=f?this.numPlanes:0,this.numPlanes+=e}}}const Zn=[.125,.215,.35,.446,.526,.582],$n=20,Qn=new P,Jn=new n;let ei=null,ti=0,ni=0,ii=!1;const ri=new r;class ai{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,i=100,r={}){const{size:a=256,position:o=ri}=r;ei=this._renderer.getRenderTarget(),ti=this._renderer.getActiveCubeFace(),ni=this._renderer.getActiveMipmapLevel(),ii=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,i,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=ci(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=li(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?l=Zn[s-e+4-1]:0===s&&(l=0),n.push(l);const c=1/(a-2),d=-c,u=1+c,f=[d,d,u,d,u,u,d,d,u,u,d,u],p=6,m=6,h=3,_=2,g=1,v=new Float32Array(h*m*p),E=new Float32Array(_*m*p),S=new Float32Array(g*m*p);for(let e=0;e2?0:-1,i=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(i,h*m*e),E.set(f,_*m*e);const r=[e,e,e,e,e,e];S.set(r,g*m*e)}const M=new C;M.setAttribute("position",new y(v,h)),M.setAttribute("uv",new y(E,_)),M.setAttribute("faceIndex",new y(S,g)),i.push(new o(M,null)),r>4&&r--}return{lodMeshes:i,sizeLods:t,sigmas:n}}(i)),this._blurMaterial=function(e,t,n){const i=new Float32Array($n),a=new r(0,1,0),o=new l({name:"SphericalGaussianBlur",defines:{n:$n,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:a}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:I,depthTest:!1,depthWrite:!1});return o}(i,e,t),this._ggxMaterial=function(e,t,n){const i=new l({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:di(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:I,depthTest:!1,depthWrite:!1});return i}(i,e,t)}return i}_compileMaterial(e){const t=new o(new C,e);this._renderer.compile(t,Qn)}_sceneToCubeUV(e,t,n,i,r){const a=new L(90,1,t,n),l=[1,-1,1,1,1,1],d=[1,1,1,-1,-1,-1],u=this._renderer,f=u.autoClear,p=u.toneMapping;u.getClearColor(Jn),u.toneMapping=U,u.autoClear=!1;u.state.buffers.depth.getReversed()&&(u.setRenderTarget(i),u.clearDepth(),u.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new o(new s,new D({name:"PMREM.Background",side:c,depthWrite:!1,depthTest:!1})));const m=this._backgroundBox,h=m.material;let _=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,_=!0):(h.color.copy(Jn),_=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x+d[t],r.y,r.z)):1===n?(a.up.set(0,0,l[t]),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y+d[t],r.z)):(a.up.set(0,l[t],0),a.position.set(r.x,r.y,r.z),a.lookAt(r.x,r.y,r.z+d[t]));const o=this._cubeSize;si(i,n*o,t>2?o:0,o,o),u.setRenderTarget(i),_&&u.render(m,a),u.render(e,a)}u.toneMapping=p,u.autoClear=f,e.background=g}_textureToCubeUV(e,t){const n=this._renderer,i=e.mapping===R||e.mapping===b;i?(null===this._cubemapMaterial&&(this._cubemapMaterial=ci()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=li());const r=i?this._cubemapMaterial:this._equirectMaterial,a=this._lodMeshes[0];a.material=r;r.uniforms.envMap.value=e;const o=this._cubeSize;si(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,Qn)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const i=this._lodMeshes.length;for(let t=1;tu-4?n-u+4:0),m=4*(this._cubeSize-f);s.envMap.value=e.texture,s.roughness.value=d,s.mipInt.value=u-t,si(r,p,m,3*f,2*f),i.setRenderTarget(r),i.render(o,Qn),s.envMap.value=r.texture,s.roughness.value=0,s.mipInt.value=u-n,si(e,p,m,3*f,2*f),i.setRenderTarget(e),i.render(o,Qn)}_blur(e,t,n,i,r){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,i,"latitudinal",r),this._halfBlur(a,e,n,n,i,"longitudinal",r)}_halfBlur(e,t,n,i,r,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&w("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[i];c.material=l;const d=l.uniforms,u=this._sizeLods[n]-1,f=isFinite(r)?Math.PI/(2*u):2*Math.PI/39,p=r/f,m=isFinite(r)?1+Math.floor(3*p):$n;m>$n&&E(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const h=[];let _=0;for(let e=0;e<$n;++e){const t=e/p,n=Math.exp(-t*t/2);h.push(n),0===e?_+=n:eg-4?i-g+4:0),4*(this._cubeSize-v),3*v,2*v),s.setRenderTarget(t),s.render(c,Qn)}}function oi(e,t,n){const i=new N(e,t,n);return i.texture.mapping=a,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function si(e,t,n,i,r){e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function li(){return new l({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:I,depthTest:!1,depthWrite:!1})}function ci(){return new l({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:di(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:I,depthTest:!1,depthWrite:!1})}function di(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class ui extends N{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},i=[n,n,n,n,n,n];this.texture=new B(i),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( 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0,void 0,t),stencilBuffer:S.stencil,colorSpace:e.outputColorSpace,samples:S.antialias?4:0,resolveDepthBuffer:!1===p.ignoreDepthValues,resolveStencilBuffer:!1===p.ignoreDepthValues})}else{const t={antialias:S.antialias,alpha:!0,depth:S.depth,stencil:S.stencil,framebufferScaleFactor:o};m=new XRWebGLLayer(a,n,t),a.updateRenderState({baseLayer:m}),e.setPixelRatio(1),e.setSize(m.framebufferWidth,m.framebufferHeight,!1),A=new N(m.framebufferWidth,m.framebufferHeight,{format:x,type:M,colorSpace:e.outputColorSpace,stencilBuffer:S.stencil,resolveDepthBuffer:!1===m.ignoreDepthValues,resolveStencilBuffer:!1===m.ignoreDepthValues})}A.isXRRenderTarget=!0,this.setFoveation(c),d=null,s=await a.requestReferenceSpace(l),k.setContext(a),k.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==a)return a.environmentBlendMode},this.getDepthTexture=function(){return g.getDepthTexture()};const H=new r,V=new r;function W(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===a)return;let t=e.near,n=e.far;null!==g.texture&&(g.depthNear>0&&(t=g.depthNear),g.depthFar>0&&(n=g.depthFar)),I.near=D.near=U.near=t,I.far=D.far=U.far=n,y===I.near&&F===I.far||(a.updateRenderState({depthNear:I.near,depthFar:I.far}),y=I.near,F=I.far),I.layers.mask=6|e.layers.mask,U.layers.mask=-5&I.layers.mask,D.layers.mask=-3&I.layers.mask;const i=e.parent,r=I.cameras;W(I,i);for(let e=0;e0&&(e.alphaTest.value=i.alphaTest);const r=t.get(i),a=r.envMap,o=r.envMapRotation;a&&(e.envMap.value=a,xa.copy(o),xa.x*=-1,xa.y*=-1,xa.z*=-1,a.isCubeTexture&&!1===a.isRenderTargetTexture&&(xa.y*=-1,xa.z*=-1),e.envMapRotation.value.setFromMatrix4(Aa.makeRotationFromEuler(xa)),e.flipEnvMap.value=a.isCubeTexture&&!1===a.isRenderTargetTexture?-1:1,e.reflectivity.value=i.reflectivity,e.ior.value=i.ior,e.refractionRatio.value=i.refractionRatio),i.lightMap&&(e.lightMap.value=i.lightMap,e.lightMapIntensity.value=i.lightMapIntensity,n(i.lightMap,e.lightMapTransform)),i.aoMap&&(e.aoMap.value=i.aoMap,e.aoMapIntensity.value=i.aoMapIntensity,n(i.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,g(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,r,a,o,s){r.isMeshBasicMaterial?i(e,r):r.isMeshLambertMaterial?(i(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshToonMaterial?(i(e,r),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,r)):r.isMeshPhongMaterial?(i(e,r),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,r),r.envMap&&(e.envMapIntensity.value=r.envMapIntensity)):r.isMeshStandardMaterial?(i(e,r),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,r),r.isMeshPhysicalMaterial&&function(e,t,i){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),t.side===c&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=i.texture,e.transmissionSamplerSize.value.set(i.width,i.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,r,s)):r.isMeshMatcapMaterial?(i(e,r),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,r)):r.isMeshDepthMaterial?i(e,r):r.isMeshDistanceMaterial?(i(e,r),function(e,n){const i=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(i.matrixWorld),e.nearDistance.value=i.shadow.camera.near,e.farDistance.value=i.shadow.camera.far}(e,r)):r.isMeshNormalMaterial?i(e,r):r.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,r),r.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,r)):r.isPointsMaterial?function(e,t,i,r){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*i,e.scale.value=.5*r,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r,a,o):r.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,r):r.isShadowMaterial?(e.color.value.copy(r.color),e.opacity.value=r.opacity):r.isShaderMaterial&&(r.uniformsNeedUpdate=!1)}}}function ba(e,t,n,i){let r={},a={},o=[];const s=e.getParameter(e.MAX_UNIFORM_BUFFER_BINDINGS);function l(e,t,n,i){const r=e.value,a=t+"_"+n;if(void 0===i[a])return i[a]="number"==typeof r||"boolean"==typeof r?r:r.clone(),!0;{const e=i[a];if("number"==typeof r||"boolean"==typeof r){if(e!==r)return i[a]=r,!0}else if(!1===e.equals(r))return e.copy(r),!0}return!1}function c(e){const t={boundary:0,storage:0};return"number"==typeof e||"boolean"==typeof e?(t.boundary=4,t.storage=4):e.isVector2?(t.boundary=8,t.storage=8):e.isVector3||e.isColor?(t.boundary=16,t.storage=12):e.isVector4?(t.boundary=16,t.storage=16):e.isMatrix3?(t.boundary=48,t.storage=48):e.isMatrix4?(t.boundary=64,t.storage=64):e.isTexture?E("WebGLRenderer: Texture samplers can not be part of an uniforms group."):E("WebGLRenderer: Unsupported uniform value type.",e),t}function d(t){const n=t.target;n.removeEventListener("dispose",d);const i=o.indexOf(n.__bindingPointIndex);o.splice(i,1),e.deleteBuffer(r[n.id]),delete r[n.id],delete a[n.id]}return{bind:function(e,t){const n=t.program;i.uniformBlockBinding(e,n)},update:function(n,u){let f=r[n.id];void 0===f&&(!function(e){const t=e.uniforms;let n=0;const i=16;for(let e=0,r=t.length;e0&&(n+=i-r);e.__size=n,e.__cache={}}(n),f=function(t){const n=function(){for(let e=0;e0),f=!!n.morphAttributes.position,p=!!n.morphAttributes.normal,m=!!n.morphAttributes.color;let h=U;i.toneMapped&&(null!==k&&!0!==k.isXRRenderTarget||(h=B.toneMapping));const _=n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color,g=void 0!==_?_.length:0,v=xe.get(i),E=L.state.lights;if(!0===le&&(!0===ce||e!==K)){const t=e===K&&i.id===X;Ne.setState(i,e,t)}let M=!1;i.version===v.__version?v.needsLights&&v.lightsStateVersion!==E.state.version||v.outputColorSpace!==s||r.isBatchedMesh&&!1===v.batching?M=!0:r.isBatchedMesh||!0!==v.batching?r.isBatchedMesh&&!0===v.batchingColor&&null===r.colorTexture||r.isBatchedMesh&&!1===v.batchingColor&&null!==r.colorTexture||r.isInstancedMesh&&!1===v.instancing?M=!0:r.isInstancedMesh||!0!==v.instancing?r.isSkinnedMesh&&!1===v.skinning?M=!0:r.isSkinnedMesh||!0!==v.skinning?r.isInstancedMesh&&!0===v.instancingColor&&null===r.instanceColor||r.isInstancedMesh&&!1===v.instancingColor&&null!==r.instanceColor||r.isInstancedMesh&&!0===v.instancingMorph&&null===r.morphTexture||r.isInstancedMesh&&!1===v.instancingMorph&&null!==r.morphTexture||v.envMap!==c||!0===i.fog&&v.fog!==a?M=!0:void 0===v.numClippingPlanes||v.numClippingPlanes===Ne.numPlanes&&v.numIntersection===Ne.numIntersection?(v.vertexAlphas!==d||v.vertexTangents!==u||v.morphTargets!==f||v.morphNormals!==p||v.morphColors!==m||v.toneMapping!==h||v.morphTargetsCount!==g)&&(M=!0):M=!0:M=!0:M=!0:M=!0:(M=!0,v.__version=i.version);let T=v.currentProgram;!0===M&&(T=st(i,t,r));let x=!1,A=!1,R=!1;const b=T.getUniforms(),C=v.uniforms;Ee.useProgram(T.program)&&(x=!0,A=!0,R=!0);i.id!==X&&(X=i.id,A=!0);if(x||K!==e){Ee.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),b.setValue(ze,"projectionMatrix",e.projectionMatrix),b.setValue(ze,"viewMatrix",e.matrixWorldInverse);const t=b.map.cameraPosition;void 0!==t&&t.setValue(ze,ue.setFromMatrixPosition(e.matrixWorld)),ve.logarithmicDepthBuffer&&b.setValue(ze,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(i.isMeshPhongMaterial||i.isMeshToonMaterial||i.isMeshLambertMaterial||i.isMeshBasicMaterial||i.isMeshStandardMaterial||i.isShaderMaterial)&&b.setValue(ze,"isOrthographic",!0===e.isOrthographicCamera),K!==e&&(K=e,A=!0,R=!0)}v.needsLights&&(E.state.directionalShadowMap.length>0&&b.setValue(ze,"directionalShadowMap",E.state.directionalShadowMap,Ae),E.state.spotShadowMap.length>0&&b.setValue(ze,"spotShadowMap",E.state.spotShadowMap,Ae),E.state.pointShadowMap.length>0&&b.setValue(ze,"pointShadowMap",E.state.pointShadowMap,Ae));if(r.isSkinnedMesh){b.setOptional(ze,r,"bindMatrix"),b.setOptional(ze,r,"bindMatrixInverse");const e=r.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),b.setValue(ze,"boneTexture",e.boneTexture,Ae))}r.isBatchedMesh&&(b.setOptional(ze,r,"batchingTexture"),b.setValue(ze,"batchingTexture",r._matricesTexture,Ae),b.setOptional(ze,r,"batchingIdTexture"),b.setValue(ze,"batchingIdTexture",r._indirectTexture,Ae),b.setOptional(ze,r,"batchingColorTexture"),null!==r._colorsTexture&&b.setValue(ze,"batchingColorTexture",r._colorsTexture,Ae));const P=n.morphAttributes;void 0===P.position&&void 0===P.normal&&void 0===P.color||Oe.update(r,n,T);(A||v.receiveShadow!==r.receiveShadow)&&(v.receiveShadow=r.receiveShadow,b.setValue(ze,"receiveShadow",r.receiveShadow));(i.isMeshStandardMaterial||i.isMeshLambertMaterial||i.isMeshPhongMaterial)&&null===i.envMap&&null!==t.environment&&(C.envMapIntensity.value=t.environmentIntensity);void 0!==C.dfgLUT&&(C.dfgLUT.value=(null===Pa&&(Pa=new Un(Ca,16,16,Me,S),Pa.name="DFG_LUT",Pa.minFilter=O,Pa.magFilter=O,Pa.wrapS=pt,Pa.wrapT=pt,Pa.generateMipmaps=!1,Pa.needsUpdate=!0),Pa));A&&(b.setValue(ze,"toneMappingExposure",B.toneMappingExposure),v.needsLights&&(w=R,(D=C).ambientLightColor.needsUpdate=w,D.lightProbe.needsUpdate=w,D.directionalLights.needsUpdate=w,D.directionalLightShadows.needsUpdate=w,D.pointLights.needsUpdate=w,D.pointLightShadows.needsUpdate=w,D.spotLights.needsUpdate=w,D.spotLightShadows.needsUpdate=w,D.rectAreaLights.needsUpdate=w,D.hemisphereLights.needsUpdate=w),a&&!0===i.fog&&De.refreshFogUniforms(C,a),De.refreshMaterialUniforms(C,i,te,ee,L.state.transmissionRenderTarget[e.id]),Rr.upload(ze,lt(v),C,Ae));var D,w;i.isShaderMaterial&&!0===i.uniformsNeedUpdate&&(Rr.upload(ze,lt(v),C,Ae),i.uniformsNeedUpdate=!1);i.isSpriteMaterial&&b.setValue(ze,"center",r.center);if(b.setValue(ze,"modelViewMatrix",r.modelViewMatrix),b.setValue(ze,"normalMatrix",r.normalMatrix),b.setValue(ze,"modelMatrix",r.matrixWorld),i.isShaderMaterial||i.isRawShaderMaterial){const e=i.uniformsGroups;for(let t=0,n=e.length;t{function n(){i.forEach(function(e){xe.get(e).currentProgram.isReady()&&i.delete(e)}),0!==i.size?setTimeout(n,10):t(e)}null!==ge.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let Qe=null;function Je(){tt.stop()}function et(){tt.start()}const tt=new On;function nt(e,t,n,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)L.pushLight(e),e.castShadow&&L.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||se.intersectsSprite(e)){i&&fe.setFromMatrixPosition(e.matrixWorld).applyMatrix4(de);const t=Pe.update(e),r=e.material;r.visible&&P.push(e,t,r,n,fe.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||se.intersectsObject(e))){const t=Pe.update(e),r=e.material;if(i&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),fe.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere.center)),fe.applyMatrix4(e.matrixWorld).applyMatrix4(de)),Array.isArray(r)){const i=t.groups;for(let a=0,o=i.length;a0&&at(r,t,n),a.length>0&&at(a,t,n),o.length>0&&at(o,t,n),Ee.buffers.depth.setTest(!0),Ee.buffers.depth.setMask(!0),Ee.buffers.color.setMask(!0),Ee.setPolygonOffset(!1)}function rt(e,t,n,i){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===L.state.transmissionRenderTarget[i.id]){const e=ge.has("EXT_color_buffer_half_float")||ge.has("EXT_color_buffer_float");L.state.transmissionRenderTarget[i.id]=new N(1,1,{generateMipmaps:!0,type:e?S:M,minFilter:G,samples:ve.samples,stencilBuffer:o,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:p.workingColorSpace})}const r=L.state.transmissionRenderTarget[i.id],a=i.viewport||q;r.setSize(a.z*B.transmissionResolutionScale,a.w*B.transmissionResolutionScale);const s=B.getRenderTarget(),l=B.getActiveCubeFace(),d=B.getActiveMipmapLevel();B.setRenderTarget(r),B.getClearColor($),Q=B.getClearAlpha(),Q<1&&B.setClearColor(16777215,.5),B.clear(),me&&Fe.render(n);const u=B.toneMapping;B.toneMapping=U;const f=i.viewport;if(void 0!==i.viewport&&(i.viewport=void 0),L.setupLightsView(i),!0===le&&Ne.setGlobalState(B.clippingPlanes,i),at(e,n,i),Ae.updateMultisampleRenderTarget(r),Ae.updateRenderTargetMipmap(r),!1===ge.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let r=0,a=t.length;r0)for(let t=0,a=r.length;t0&&rt(n,i,e,t),me&&Fe.render(e),it(P,e,t)}null!==k&&0===W&&(Ae.updateMultisampleRenderTarget(k),Ae.updateRenderTargetMipmap(k)),i&&y.end(B),!0===e.isScene&&e.onAfterRender(B,e,t),Ve.resetDefaultState(),X=-1,K=null,I.pop(),I.length>0?(L=I[I.length-1],!0===le&&Ne.setGlobalState(B.clippingPlanes,L.state.camera)):L=null,D.pop(),P=D.length>0?D[D.length-1]:null},this.getActiveCubeFace=function(){return V},this.getActiveMipmapLevel=function(){return W},this.getRenderTarget=function(){return k},this.setRenderTargetTextures=function(e,t,n){const i=xe.get(e);i.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===i.__autoAllocateDepthBuffer&&(i.__useRenderToTexture=!1),xe.get(e.texture).__webglTexture=t,xe.get(e.depthTexture).__webglTexture=i.__autoAllocateDepthBuffer?void 0:n,i.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=xe.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const dt=ze.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){k=e,V=t,W=n;let i=null,r=!1,a=!1;if(e){const o=xe.get(e);if(void 0!==o.__useDefaultFramebuffer)return Ee.bindFramebuffer(ze.FRAMEBUFFER,o.__webglFramebuffer),q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest,Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),void(X=-1);if(void 0===o.__webglFramebuffer)Ae.setupRenderTarget(e);else if(o.__hasExternalTextures)Ae.rebindTextures(e,xe.get(e.texture).__webglTexture,xe.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(o.__boundDepthTexture!==t){if(null!==t&&xe.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");Ae.setupDepthRenderbuffer(e)}}const s=e.texture;(s.isData3DTexture||s.isDataArrayTexture||s.isCompressedArrayTexture)&&(a=!0);const l=xe.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(i=Array.isArray(l[t])?l[t][n]:l[t],r=!0):i=e.samples>0&&!1===Ae.useMultisampledRTT(e)?xe.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,q.copy(e.viewport),j.copy(e.scissor),Z=e.scissorTest}else q.copy(re).multiplyScalar(te).floor(),j.copy(ae).multiplyScalar(te).floor(),Z=oe;0!==n&&(i=dt);if(Ee.bindFramebuffer(ze.FRAMEBUFFER,i)&&Ee.drawBuffers(e,i),Ee.viewport(q),Ee.scissor(j),Ee.setScissorTest(Z),r){const i=xe.get(e.texture);ze.framebufferTexture2D(ze.FRAMEBUFFER,ze.COLOR_ATTACHMENT0,ze.TEXTURE_CUBE_MAP_POSITIVE_X+t,i.__webglTexture,n)}else if(a){const i=t;for(let t=0;t1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(l))return void w("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(c))return void w("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r&&ze.readPixels(t,n,i,r,He.convert(l),He.convert(c),a)}finally{const e=null!==k?xe.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,i,r,a,o,s=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=xe.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==o&&(l=l[o]),l){if(t>=0&&t<=e.width-i&&n>=0&&n<=e.height-r){Ee.bindFramebuffer(ze.FRAMEBUFFER,l);const o=e.textures[s],c=o.format,d=o.type;if(e.textures.length>1&&ze.readBuffer(ze.COLOR_ATTACHMENT0+s),!ve.textureFormatReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!ve.textureTypeReadable(d))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const u=ze.createBuffer();ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.bufferData(ze.PIXEL_PACK_BUFFER,a.byteLength,ze.STREAM_READ),ze.readPixels(t,n,i,r,He.convert(c),He.convert(d),0);const f=null!==k?xe.get(k).__webglFramebuffer:null;Ee.bindFramebuffer(ze.FRAMEBUFFER,f);const p=ze.fenceSync(ze.SYNC_GPU_COMMANDS_COMPLETE,0);return ze.flush(),await Fn(ze,p,4),ze.bindBuffer(ze.PIXEL_PACK_BUFFER,u),ze.getBufferSubData(ze.PIXEL_PACK_BUFFER,0,a),ze.deleteBuffer(u),ze.deleteSync(p),a}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),a=Math.floor(e.image.height*i),o=null!==t?t.x:0,s=null!==t?t.y:0;Ae.setTexture2D(e,0),ze.copyTexSubImage2D(ze.TEXTURE_2D,n,0,0,o,s,r,a),Ee.unbindTexture()};const ut=ze.createFramebuffer(),ft=ze.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,i=null,r=0,a=0){let o,s,l,c,d,u,f,p,m;const h=e.isCompressedTexture?e.mipmaps[a]:e.image;if(null!==n)o=n.max.x-n.min.x,s=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,c=n.min.x,d=n.min.y,u=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-r);o=Math.floor(h.width*t),s=Math.floor(h.height*t),l=e.isDataArrayTexture?h.depth:e.isData3DTexture?Math.floor(h.depth*t):1,c=0,d=0,u=0}null!==i?(f=i.x,p=i.y,m=i.z):(f=0,p=0,m=0);const _=He.convert(t.format),g=He.convert(t.type);let v;t.isData3DTexture?(Ae.setTexture3D(t,0),v=ze.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(Ae.setTexture2DArray(t,0),v=ze.TEXTURE_2D_ARRAY):(Ae.setTexture2D(t,0),v=ze.TEXTURE_2D),ze.pixelStorei(ze.UNPACK_FLIP_Y_WEBGL,t.flipY),ze.pixelStorei(ze.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),ze.pixelStorei(ze.UNPACK_ALIGNMENT,t.unpackAlignment);const E=ze.getParameter(ze.UNPACK_ROW_LENGTH),S=ze.getParameter(ze.UNPACK_IMAGE_HEIGHT),M=ze.getParameter(ze.UNPACK_SKIP_PIXELS),T=ze.getParameter(ze.UNPACK_SKIP_ROWS),x=ze.getParameter(ze.UNPACK_SKIP_IMAGES);ze.pixelStorei(ze.UNPACK_ROW_LENGTH,h.width),ze.pixelStorei(ze.UNPACK_IMAGE_HEIGHT,h.height),ze.pixelStorei(ze.UNPACK_SKIP_PIXELS,c),ze.pixelStorei(ze.UNPACK_SKIP_ROWS,d),ze.pixelStorei(ze.UNPACK_SKIP_IMAGES,u);const A=e.isDataArrayTexture||e.isData3DTexture,R=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=xe.get(e),i=xe.get(t),h=xe.get(n.__renderTarget),_=xe.get(i.__renderTarget);Ee.bindFramebuffer(ze.READ_FRAMEBUFFER,h.__webglFramebuffer),Ee.bindFramebuffer(ze.DRAW_FRAMEBUFFER,_.__webglFramebuffer);for(let n=0;n nodeObject( new ConvertNode( nodeObject( node ), types ) ); -const split = ( node, channels ) => nodeObject( new SplitNode( nodeObject( node ), channels ) ); +const convert = ( node, types ) => new ConvertNode( nodeObject( node ), types ); +const split = ( node, channels ) => new SplitNode( nodeObject( node ), channels ); addMethodChaining( 'element', element ); addMethodChaining( 'convert', convert ); @@ -7628,7 +7628,7 @@ const mix = /*@__PURE__*/ nodeProxyIntent( MathNode, MathNode.MIX ).setParameter * @param {Node | number} [high=1] - The upper bound. * @returns {Node} */ -const clamp = ( value, low = 0, high = 1 ) => nodeObject( new MathNode( MathNode.CLAMP, nodeObject( value ), nodeObject( low ), nodeObject( high ) ) ); +const clamp = ( value, low = 0, high = 1 ) => new MathNode( MathNode.CLAMP, nodeObject( value ), nodeObject( low ), nodeObject( high ) ); /** * Constrains a value between `0` and `1`. @@ -8755,7 +8755,7 @@ class SubBuildNode extends Node { * @param {?string} [type=null] - The type of the node, if known. * @returns {Node} A node object wrapping the SubBuildNode instance. */ -const subBuild = ( node, name, type = null ) => nodeObject( new SubBuildNode( nodeObject( node ), name, type ) ); +const subBuild = ( node, name, type = null ) => new SubBuildNode( nodeObject( node ), name, type ); /** * Class for representing shader varyings as nodes. Varyings are create from @@ -9140,7 +9140,7 @@ class ColorSpaceNode extends TempNode { * @param {string} targetColorSpace - The target color space. * @returns {ColorSpaceNode} */ -const workingToColorSpace = ( node, targetColorSpace ) => nodeObject( new ColorSpaceNode( nodeObject( node ), WORKING_COLOR_SPACE, targetColorSpace ) ); +const workingToColorSpace = ( node, targetColorSpace ) => new ColorSpaceNode( nodeObject( node ), WORKING_COLOR_SPACE, targetColorSpace ); /** * TSL function for converting a given color node from the given color space to the current working color space. @@ -9151,7 +9151,7 @@ const workingToColorSpace = ( node, targetColorSpace ) => nodeObject( new ColorS * @param {string} sourceColorSpace - The source color space. * @returns {ColorSpaceNode} */ -const colorSpaceToWorking = ( node, sourceColorSpace ) => nodeObject( new ColorSpaceNode( nodeObject( node ), sourceColorSpace, WORKING_COLOR_SPACE ) ); +const colorSpaceToWorking = ( node, sourceColorSpace ) => new ColorSpaceNode( nodeObject( node ), sourceColorSpace, WORKING_COLOR_SPACE ); /** * TSL function for converting a given color node from one color space to another one. @@ -9163,7 +9163,7 @@ const colorSpaceToWorking = ( node, sourceColorSpace ) => nodeObject( new ColorS * @param {string} targetColorSpace - The target color space. * @returns {ColorSpaceNode} */ -const convertColorSpace = ( node, sourceColorSpace, targetColorSpace ) => nodeObject( new ColorSpaceNode( nodeObject( node ), sourceColorSpace, targetColorSpace ) ); +const convertColorSpace = ( node, sourceColorSpace, targetColorSpace ) => new ColorSpaceNode( nodeObject( node ), sourceColorSpace, targetColorSpace ); addMethodChaining( 'workingToColorSpace', workingToColorSpace ); addMethodChaining( 'colorSpaceToWorking', colorSpaceToWorking ); @@ -9704,7 +9704,7 @@ class ToneMappingNode extends TempNode { * @param {Node | Color} color - The color node to process. * @returns {ToneMappingNode} */ -const toneMapping = ( mapping, exposure, color ) => nodeObject( new ToneMappingNode( mapping, nodeObject( exposure ), nodeObject( color ) ) ); +const toneMapping = ( mapping, exposure, color ) => new ToneMappingNode( mapping, nodeObject( exposure ), nodeObject( color ) ); /** * TSL object that represents the global tone mapping exposure of the renderer. @@ -10392,7 +10392,7 @@ const computeKernel = ( node, workgroupSize = [ 64 ] ) => { // - return nodeObject( new ComputeNode( nodeObject( node ), workgroupSize ) ); + return new ComputeNode( nodeObject( node ), workgroupSize ); }; @@ -10973,7 +10973,7 @@ class RenderOutputNode extends TempNode { * @param {?string} [outputColorSpace=null] - The output color space. * @returns {RenderOutputNode} */ -const renderOutput = ( color, toneMapping = null, outputColorSpace = null ) => nodeObject( new RenderOutputNode( nodeObject( color ), toneMapping, outputColorSpace ) ); +const renderOutput = ( color, toneMapping = null, outputColorSpace = null ) => new RenderOutputNode( nodeObject( color ), toneMapping, outputColorSpace ); addMethodChaining( 'renderOutput', renderOutput ); @@ -11051,7 +11051,7 @@ class DebugNode extends TempNode { * @param {?Function} [callback=null] - Optional callback function to handle the debug output. * @returns {DebugNode} */ -const debug = ( node, callback = null ) => nodeObject( new DebugNode( nodeObject( node ), callback ) ).toStack(); +const debug = ( node, callback = null ) => new DebugNode( nodeObject( node ), callback ).toStack(); addMethodChaining( 'debug', debug ); @@ -31957,7 +31957,7 @@ class Bindings extends DataMap { this.textures.updateTexture( texture ); - // generation: update the bindings if a new texture has been created + // generation: update the bindings if the binding refers to a different texture object if ( binding.generation !== texturesTextureData.generation ) { @@ -31965,10 +31965,12 @@ class Bindings extends DataMap { needsBindingsUpdate = true; - cacheBindings = false; - } + // keep track which bind groups refer to the current texture (this is needed for dispose) + + texturesTextureData.bindGroups.add( bindGroup ); + } const textureData = backend.get( texture ); @@ -32016,8 +32018,6 @@ class Bindings extends DataMap { needsBindingsUpdate = true; - cacheBindings = false; - } } @@ -33203,6 +33203,7 @@ class Textures extends DataMap { textureData.initialized = true; textureData.generation = texture.version; + textureData.bindGroups = new Set(); // @@ -33416,6 +33417,21 @@ class Textures extends DataMap { const isDefaultTexture = textureData.isDefaultTexture; this.backend.destroyTexture( texture, isDefaultTexture ); + // delete cached bind groups so they don't point to destroyed textures + + if ( textureData.bindGroups ) { + + for ( const bindGroup of textureData.bindGroups ) { + + const bindingsData = this.backend.get( bindGroup ); + + bindingsData.groups = undefined; + bindingsData.versions = undefined; + + } + + } + this.delete( texture ); this.info.memory.textures --; @@ -36208,10 +36224,10 @@ class ReflectorNode extends TextureNode { } - this._depthNode = nodeObject( new ReflectorNode( { + this._depthNode = new ReflectorNode( { defaultTexture: _defaultRT.depthTexture, reflector: this._reflectorBaseNode - } ) ); + } ); } @@ -39846,7 +39862,7 @@ class ToonOutlinePassNode extends PassNode { * @param {number} [alpha=1] - Defines the outline's alpha. * @returns {ToonOutlinePassNode} */ -const toonOutlinePass = ( scene, camera, color = new Color( 0, 0, 0 ), thickness = 0.003, alpha = 1 ) => nodeObject( new ToonOutlinePassNode( scene, camera, nodeObject( color ), nodeObject( thickness ), nodeObject( alpha ) ) ); +const toonOutlinePass = ( scene, camera, color = new Color( 0, 0, 0 ), thickness = 0.003, alpha = 1 ) => new ToonOutlinePassNode( scene, camera, nodeObject( color ), nodeObject( thickness ), nodeObject( alpha ) ); /** * Linear tone mapping, exposure only. @@ -61993,10 +62009,13 @@ ${ flowData.code } * @param {string} textureProperty - The name of the texture uniform in the shader. * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. * @param {string} levelSnippet - A GLSL snippet that represents the mip level, with level 0 containing a full size version of the texture. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. * @return {string} The GLSL snippet. */ - generateTextureLevel( texture, textureProperty, uvSnippet, levelSnippet, offsetSnippet ) { + generateTextureLevel( texture, textureProperty, uvSnippet, levelSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) uvSnippet = `vec3( ${ uvSnippet }, ${ depthSnippet } )`; if ( offsetSnippet ) { @@ -62015,10 +62034,13 @@ ${ flowData.code } * @param {string} textureProperty - The name of the texture uniform in the shader. * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. * @param {string} biasSnippet - A GLSL snippet that represents the bias to apply to the mip level before sampling. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. * @return {string} The GLSL snippet. */ - generateTextureBias( texture, textureProperty, uvSnippet, biasSnippet, offsetSnippet ) { + generateTextureBias( texture, textureProperty, uvSnippet, biasSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) uvSnippet = `vec3( ${ uvSnippet }, ${ depthSnippet } )`; if ( offsetSnippet ) { @@ -62037,10 +62059,13 @@ ${ flowData.code } * @param {string} textureProperty - The name of the texture uniform in the shader. * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. * @param {Array} gradSnippet - An array holding both gradient GLSL snippets. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. * @return {string} The GLSL snippet. */ - generateTextureGrad( texture, textureProperty, uvSnippet, gradSnippet, offsetSnippet ) { + generateTextureGrad( texture, textureProperty, uvSnippet, gradSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) uvSnippet = `vec3( ${ uvSnippet }, ${ depthSnippet } )`; if ( offsetSnippet ) { diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index 23c97841257510..1bfe07247c9992 100644 --- a/build/three.webgpu.min.js +++ b/build/three.webgpu.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,Compatibility as E,LessCompare as A,NearestFilter as w,Sphere as C,BackSide as M,DoubleSide as B,Euler as F,CubeTexture as L,CubeReflectionMapping as P,CubeRefractionMapping as D,TangentSpaceNormalMap as U,NoNormalPacking as I,NormalRGPacking as O,NormalGAPacking as V,ObjectSpaceNormalMap as k,RGFormat as G,RED_GREEN_RGTC2_Format as z,RG11_EAC_Format as $,InstancedBufferAttribute as W,InstancedInterleavedBuffer as H,DataArrayTexture as q,FloatType as j,FramebufferTexture as X,LinearMipmapLinearFilter as K,DepthTexture as Y,Material as Q,LineBasicMaterial as Z,LineDashedMaterial as J,NoBlending as ee,MeshNormalMaterial as te,SRGBColorSpace as re,RenderTarget as se,BoxGeometry as ie,Mesh as ne,Scene as ae,LinearFilter as oe,CubeCamera as ue,EquirectangularReflectionMapping as le,EquirectangularRefractionMapping as de,AddOperation as ce,MixOperation as he,MultiplyOperation as pe,MeshBasicMaterial as ge,MeshLambertMaterial as me,MeshPhongMaterial as fe,DataTexture as ye,HalfFloatType as be,ClampToEdgeWrapping as xe,BufferGeometry as Te,OrthographicCamera as _e,PerspectiveCamera as ve,LinearSRGBColorSpace as Ne,RGBAFormat as Se,CubeUVReflectionMapping as Re,BufferAttribute as Ee,MeshStandardMaterial as Ae,MeshPhysicalMaterial as we,MeshToonMaterial as Ce,MeshMatcapMaterial as Me,SpriteMaterial as Be,PointsMaterial as Fe,ShadowMaterial as Le,Uint32BufferAttribute as Pe,Uint16BufferAttribute as De,DepthStencilFormat as Ue,DepthFormat as Ie,UnsignedInt248Type as Oe,UnsignedByteType as Ve,NormalBlending as ke,SrcAlphaFactor as Ge,OneMinusSrcAlphaFactor as ze,AddEquation as $e,MaterialBlending as We,Plane as He,Object3D as qe,LinearMipMapLinearFilter as je,Float32BufferAttribute as Xe,UVMapping as Ke,VSMShadowMap as Ye,GreaterEqualCompare as Qe,LessEqualCompare as Ze,PCFShadowMap as Je,PCFSoftShadowMap as et,BasicShadowMap as tt,CubeDepthTexture as rt,SphereGeometry as st,LinearMipmapNearestFilter as it,NearestMipmapLinearFilter as nt,Float16BufferAttribute as at,REVISION as ot,ArrayCamera as ut,PlaneGeometry as lt,FrontSide as dt,CustomBlending as ct,ZeroFactor as ht,CylinderGeometry as pt,Quaternion as gt,WebXRController as mt,RAD2DEG as ft,FrustumArray as yt,Frustum as bt,RedIntegerFormat as xt,RedFormat as Tt,ShortType as _t,ByteType as vt,UnsignedShortType as Nt,RGIntegerFormat as St,RGBIntegerFormat as Rt,RGBFormat as Et,RGBAIntegerFormat as At,TimestampQuery as wt,createCanvasElement as Ct,ReverseSubtractEquation as Mt,SubtractEquation as Bt,OneMinusDstAlphaFactor as Ft,OneMinusDstColorFactor as Lt,OneMinusSrcColorFactor as Pt,DstAlphaFactor as Dt,DstColorFactor as Ut,SrcAlphaSaturateFactor as It,SrcColorFactor as Ot,OneFactor as Vt,CullFaceNone as kt,CullFaceBack as Gt,CullFaceFront as zt,MultiplyBlending as $t,SubtractiveBlending as Wt,AdditiveBlending as Ht,NotEqualDepth as qt,GreaterDepth as jt,GreaterEqualDepth as Xt,EqualDepth as Kt,LessEqualDepth as Yt,LessDepth as Qt,AlwaysDepth as Zt,NeverDepth as Jt,ReversedDepthFuncs as er,UnsignedShort4444Type as tr,UnsignedShort5551Type as rr,UnsignedInt5999Type as sr,UnsignedInt101111Type as ir,AlphaFormat as nr,RGB_S3TC_DXT1_Format as ar,RGBA_S3TC_DXT1_Format as or,RGBA_S3TC_DXT3_Format as ur,RGBA_S3TC_DXT5_Format as lr,RGB_PVRTC_4BPPV1_Format as dr,RGB_PVRTC_2BPPV1_Format as cr,RGBA_PVRTC_4BPPV1_Format as hr,RGBA_PVRTC_2BPPV1_Format as pr,RGB_ETC1_Format as gr,RGB_ETC2_Format as mr,RGBA_ETC2_EAC_Format as fr,R11_EAC_Format as yr,SIGNED_R11_EAC_Format as br,SIGNED_RG11_EAC_Format as xr,RGBA_ASTC_4x4_Format as Tr,RGBA_ASTC_5x4_Format as _r,RGBA_ASTC_5x5_Format as vr,RGBA_ASTC_6x5_Format as Nr,RGBA_ASTC_6x6_Format as Sr,RGBA_ASTC_8x5_Format as Rr,RGBA_ASTC_8x6_Format as Er,RGBA_ASTC_8x8_Format as Ar,RGBA_ASTC_10x5_Format as wr,RGBA_ASTC_10x6_Format as Cr,RGBA_ASTC_10x8_Format as Mr,RGBA_ASTC_10x10_Format as Br,RGBA_ASTC_12x10_Format as Fr,RGBA_ASTC_12x12_Format as Lr,RGBA_BPTC_Format as Pr,RED_RGTC1_Format as Dr,SIGNED_RED_RGTC1_Format as Ur,SIGNED_RED_GREEN_RGTC2_Format as Ir,MirroredRepeatWrapping as Or,RepeatWrapping as Vr,NearestMipmapNearestFilter as kr,NotEqualCompare as Gr,GreaterCompare as zr,EqualCompare as $r,AlwaysCompare as Wr,NeverCompare as Hr,LinearTransfer as qr,getByteLength as jr,isTypedArray as Xr,NotEqualStencilFunc as Kr,GreaterStencilFunc as Yr,GreaterEqualStencilFunc as Qr,EqualStencilFunc as Zr,LessEqualStencilFunc as Jr,LessStencilFunc as es,AlwaysStencilFunc as ts,NeverStencilFunc as rs,DecrementWrapStencilOp as ss,IncrementWrapStencilOp as is,DecrementStencilOp as ns,IncrementStencilOp as as,InvertStencilOp as os,ReplaceStencilOp as us,ZeroStencilOp as ls,KeepStencilOp as ds,MaxEquation as cs,MinEquation as hs,SpotLight as ps,PointLight as gs,DirectionalLight as ms,RectAreaLight as fs,AmbientLight as ys,HemisphereLight as bs,LightProbe as xs,LinearToneMapping as Ts,ReinhardToneMapping as _s,CineonToneMapping as vs,ACESFilmicToneMapping as Ns,AgXToneMapping as Ss,NeutralToneMapping as Rs,Group as Es,Loader as As,FileLoader as ws,MaterialLoader as Cs,ObjectLoader as Ms}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Bs=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Fs=new WeakMap;class Ls{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Bs,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,material:s,object:i}=e;if(t={material:this.getMaterialData(s),geometry:{id:r.id,attributes:this.getAttributesData(r.attributes),indexId:r.index?r.index.id:null,indexVersion:r.index?r.index.version:null,drawRange:{start:r.drawRange.start,count:r.drawRange.count}},worldMatrix:i.matrixWorld.clone()},i.center&&(t.center=i.center.clone()),i.morphTargetInfluences&&(t.morphTargetInfluences=i.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}const h=i.index,p=o.id,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.id=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ps.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Us(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Is=e=>Us(e),Os=e=>Us(e),Vs=(...e)=>Us(e),ks=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Gs=new WeakMap;function zs(e){return ks.get(e)}function $s(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Ws(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function qs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function js(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Xs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Qs(u[0]):null}function Ks(e){let t=Gs.get(e);return void 0===t&&(t={},Gs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Zs=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Qs,getAlignmentFromType:qs,getDataFromObject:Ks,getLengthFromType:Ws,getMemoryLengthFromType:Hs,getTypeFromLength:zs,getTypedArrayFromType:$s,getValueFromType:Xs,getValueType:js,hash:Vs,hashArray:Os,hashString:Is});const Js={VERTEX:"vertex",FRAGMENT:"fragment"},ei={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ti={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ri={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},si=["fragment","vertex"],ii=["setup","analyze","generate"],ni=[...si,"compute"],ai=["x","y","z","w"],oi={analyze:"setup",generate:"analyze"};let ui=0;class li extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ei.NONE,this.updateBeforeType=ei.NONE,this.updateAfterType=ei.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ui++}),this.stackTrace=null,!0===li.captureStackTrace&&(this.stackTrace=new Ds)}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ei.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ei.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ei.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}li.captureStackTrace=!1;class di extends li{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ci extends li{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class hi extends li{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class pi extends hi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const gi=ai.join("");class mi extends li{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ai.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===gi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class fi extends hi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");li.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==vi?vi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Ds),this;{const t=Ni.get("assign");return this.addToStack(t(...e))}},li.prototype.toVarIntent=function(){return this},li.prototype.get=function(e){return new _i(this,e)};const Ei={};function Ai(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new mi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();li.prototype["set"+s]=li.prototype["set"+i]=li.prototype["set"+n]=function(t){const r=Ri(e);return new fi(this,r,Ji(t))},li.prototype["flip"+s]=li.prototype["flip"+i]=li.prototype["flip"+n]=function(){const t=Ri(e);return new yi(this,t)}}const wi=["x","y","z","w"],Ci=["r","g","b","a"],Mi=["s","t","p","q"];for(let e=0;e<4;e++){let t=wi[e],r=Ci[e],s=Mi[e];Ai(t,r,s);for(let i=0;i<4;i++){t=wi[e]+wi[i],r=Ci[e]+Ci[i],s=Mi[e]+Mi[i],Ai(t,r,s);for(let n=0;n<4;n++){t=wi[e]+wi[i]+wi[n],r=Ci[e]+Ci[i]+Ci[n],s=Mi[e]+Mi[i]+Mi[n],Ai(t,r,s);for(let a=0;a<4;a++)t=wi[e]+wi[i]+wi[n]+wi[a],r=Ci[e]+Ci[i]+Ci[n]+Ci[a],s=Mi[e]+Mi[i]+Mi[n]+Mi[a],Ai(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new di(this,new Ti(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};Object.defineProperties(li.prototype,Ei);const Bi=new WeakMap,Fi=function(e,t=null){for(const r in e)e[r]=Ji(e[r],t);return e},Li=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Ds),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...rn(d(t)))):null!==r?(r=Ji(r),n=(...s)=>i(new e(t,...rn(d(s)),r))):n=(...r)=>i(new e(t,...rn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Di=function(e,...t){return new e(...rn(t))};class Ui extends li{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Bi.get(e.constructor);void 0===s&&(s=new WeakMap,Bi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Ji(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;tn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Ji(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return tn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Ji(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof li&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Ji(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Ji(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Ii extends li{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ui(this,e)}setup(){return this.call()}}const Oi=[!1,!0],Vi=[0,1,2,3],ki=[-1,-2],Gi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],zi=new Map;for(const e of Oi)zi.set(e,new Ti(e));const $i=new Map;for(const e of Vi)$i.set(e,new Ti(e,"uint"));const Wi=new Map([...$i].map(e=>new Ti(e.value,"int")));for(const e of ki)Wi.set(e,new Ti(e,"int"));const Hi=new Map([...Wi].map(e=>new Ti(e.value)));for(const e of Gi)Hi.set(e,new Ti(e));for(const e of Gi)Hi.set(-e,new Ti(-e));const qi={bool:zi,uint:$i,ints:Wi,float:Hi},ji=new Map([...zi,...Hi]),Xi=(e,t)=>ji.has(e)?ji.get(e):!0===e.isNode?e:new Ti(e,t),Ki=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Ds),new Ti(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Xs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return en(t.get(r[0]));if(1===r.length){const t=Xi(r[0],e);return t.nodeType===e?en(t):en(new ci(t,e))}const s=r.map(e=>Xi(e));return en(new pi(s,e))}},Yi=e=>"object"==typeof e&&null!==e?e.value:e,Qi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Zi(e,t){return new Ii(e,t)}const Ji=(e,t=null)=>function(e,t=null){const r=js(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Ji(Xi(e,t)):"shader"===r?e.isFn?e:ln(e):e}(e,t),en=(e,t=null)=>Ji(e,t).toVarIntent(),tn=(e,t=null)=>new Fi(e,t),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),nn=(e,...t)=>new Di(e,...t),an=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let on=0;class un extends li{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Ds),t=null)),this.shaderNode=new Zi(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+on++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function ln(e,t=null){const r=new un(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const dn=e=>{vi=e},cn=()=>vi,hn=(...e)=>vi.If(...e);function pn(e){return vi&&vi.addToStack(e),e}Si("toStack",pn);const gn=new Ki("color"),mn=new Ki("float",qi.float),fn=new Ki("int",qi.ints),yn=new Ki("uint",qi.uint),bn=new Ki("bool",qi.bool),xn=new Ki("vec2"),Tn=new Ki("ivec2"),_n=new Ki("uvec2"),vn=new Ki("bvec2"),Nn=new Ki("vec3"),Sn=new Ki("ivec3"),Rn=new Ki("uvec3"),En=new Ki("bvec3"),An=new Ki("vec4"),wn=new Ki("ivec4"),Cn=new Ki("uvec4"),Mn=new Ki("bvec4"),Bn=new Ki("mat2"),Fn=new Ki("mat3"),Ln=new Ki("mat4");Si("toColor",gn),Si("toFloat",mn),Si("toInt",fn),Si("toUint",yn),Si("toBool",bn),Si("toVec2",xn),Si("toIVec2",Tn),Si("toUVec2",_n),Si("toBVec2",vn),Si("toVec3",Nn),Si("toIVec3",Sn),Si("toUVec3",Rn),Si("toBVec3",En),Si("toVec4",An),Si("toIVec4",wn),Si("toUVec4",Cn),Si("toBVec4",Mn),Si("toMat2",Bn),Si("toMat3",Fn),Si("toMat4",Ln);const Pn=sn(di).setParameterLength(2),Dn=(e,t)=>Ji(new ci(Ji(e),t));Si("element",Pn),Si("convert",Dn);Si("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Ds),pn(e)));class Un extends li{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Is(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const In=(e,t)=>new Un(e,t),On=(e,t)=>new Un(e,t,!0),Vn=nn(Un,"vec4","DiffuseColor"),kn=nn(Un,"vec3","DiffuseContribution"),Gn=nn(Un,"vec3","EmissiveColor"),zn=nn(Un,"float","Roughness"),$n=nn(Un,"float","Metalness"),Wn=nn(Un,"float","Clearcoat"),Hn=nn(Un,"float","ClearcoatRoughness"),qn=nn(Un,"vec3","Sheen"),jn=nn(Un,"float","SheenRoughness"),Xn=nn(Un,"float","Iridescence"),Kn=nn(Un,"float","IridescenceIOR"),Yn=nn(Un,"float","IridescenceThickness"),Qn=nn(Un,"float","AlphaT"),Zn=nn(Un,"float","Anisotropy"),Jn=nn(Un,"vec3","AnisotropyT"),ea=nn(Un,"vec3","AnisotropyB"),ta=nn(Un,"color","SpecularColor"),ra=nn(Un,"color","SpecularColorBlended"),sa=nn(Un,"float","SpecularF90"),ia=nn(Un,"float","Shininess"),na=nn(Un,"vec4","Output"),aa=nn(Un,"float","dashSize"),oa=nn(Un,"float","gapSize"),ua=nn(Un,"float","pointWidth"),la=nn(Un,"float","IOR"),da=nn(Un,"float","Transmission"),ca=nn(Un,"float","Thickness"),ha=nn(Un,"float","AttenuationDistance"),pa=nn(Un,"color","AttenuationColor"),ga=nn(Un,"float","Dispersion");class ma extends li{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const fa=e=>new ma(e),ya=(e,t=0)=>new ma(e,!0,t),ba=ya("frame"),xa=ya("render"),Ta=fa("object");class _a extends bi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Ta}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const va=(e,t)=>{const r=Qi(t||e);if(r===e&&(e=Xs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new _a(e,r)};class Na extends hi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Sa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Na(null,r.length,r)}else{const r=e[0],s=e[1];t=new Na(r,s)}return Ji(t)};Si("toArray",(e,t)=>Sa(Array(t).fill(e)));class Ra extends hi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ai.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?rn(t):tn(t[0]),new Aa(Ji(e),t));Si("call",wa);const Ca={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ma extends hi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ma(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ba=an(Ma,"+").setParameterLength(2,1/0).setName("add"),Fa=an(Ma,"-").setParameterLength(2,1/0).setName("sub"),La=an(Ma,"*").setParameterLength(2,1/0).setName("mul"),Pa=an(Ma,"/").setParameterLength(2,1/0).setName("div"),Da=an(Ma,"%").setParameterLength(2).setName("mod"),Ua=an(Ma,"==").setParameterLength(2).setName("equal"),Ia=an(Ma,"!=").setParameterLength(2).setName("notEqual"),Oa=an(Ma,"<").setParameterLength(2).setName("lessThan"),Va=an(Ma,">").setParameterLength(2).setName("greaterThan"),ka=an(Ma,"<=").setParameterLength(2).setName("lessThanEqual"),Ga=an(Ma,">=").setParameterLength(2).setName("greaterThanEqual"),za=an(Ma,"&&").setParameterLength(2,1/0).setName("and"),$a=an(Ma,"||").setParameterLength(2,1/0).setName("or"),Wa=an(Ma,"!").setParameterLength(1).setName("not"),Ha=an(Ma,"^^").setParameterLength(2).setName("xor"),qa=an(Ma,"&").setParameterLength(2).setName("bitAnd"),ja=an(Ma,"~").setParameterLength(1).setName("bitNot"),Xa=an(Ma,"|").setParameterLength(2).setName("bitOr"),Ka=an(Ma,"^").setParameterLength(2).setName("bitXor"),Ya=an(Ma,"<<").setParameterLength(2).setName("shiftLeft"),Qa=an(Ma,">>").setParameterLength(2).setName("shiftRight"),Za=ln(([e])=>(e.addAssign(1),e)),Ja=ln(([e])=>(e.subAssign(1),e)),eo=ln(([e])=>{const t=fn(e).toConst();return e.addAssign(1),t}),to=ln(([e])=>{const t=fn(e).toConst();return e.subAssign(1),t});Si("add",Ba),Si("sub",Fa),Si("mul",La),Si("div",Pa),Si("mod",Da),Si("equal",Ua),Si("notEqual",Ia),Si("lessThan",Oa),Si("greaterThan",Va),Si("lessThanEqual",ka),Si("greaterThanEqual",Ga),Si("and",za),Si("or",$a),Si("not",Wa),Si("xor",Ha),Si("bitAnd",qa),Si("bitNot",ja),Si("bitOr",Xa),Si("bitXor",Ka),Si("shiftLeft",Ya),Si("shiftRight",Qa),Si("incrementBefore",Za),Si("decrementBefore",Ja),Si("increment",eo),Si("decrement",to);const ro=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Ds),Da(fn(e),fn(t)));Si("modInt",ro);class so extends hi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===so.MAX||e===so.MIN)&&arguments.length>3){let i=new so(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===so.LENGTH||t===so.DISTANCE||t===so.DOT?"float":t===so.CROSS?"vec3":t===so.ALL||t===so.ANY?"bool":t===so.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===so.ONE_MINUS)i=Fa(1,t);else if(s===so.RECIPROCAL)i=Pa(1,t);else if(s===so.DIFFERENCE)i=Bo(Fa(t,r));else if(s===so.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=An(Nn(n),0):s=An(Nn(s),0);const a=La(s,n).xyz;i=No(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===so.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===so.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===so.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==so.MIN&&r!==so.MAX?r===so.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===so.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===so.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==so.DFDX&&r!==so.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}so.ALL="all",so.ANY="any",so.RADIANS="radians",so.DEGREES="degrees",so.EXP="exp",so.EXP2="exp2",so.LOG="log",so.LOG2="log2",so.SQRT="sqrt",so.INVERSE_SQRT="inversesqrt",so.FLOOR="floor",so.CEIL="ceil",so.NORMALIZE="normalize",so.FRACT="fract",so.SIN="sin",so.COS="cos",so.TAN="tan",so.ASIN="asin",so.ACOS="acos",so.ATAN="atan",so.ABS="abs",so.SIGN="sign",so.LENGTH="length",so.NEGATE="negate",so.ONE_MINUS="oneMinus",so.DFDX="dFdx",so.DFDY="dFdy",so.ROUND="round",so.RECIPROCAL="reciprocal",so.TRUNC="trunc",so.FWIDTH="fwidth",so.TRANSPOSE="transpose",so.DETERMINANT="determinant",so.INVERSE="inverse",so.EQUALS="equals",so.MIN="min",so.MAX="max",so.STEP="step",so.REFLECT="reflect",so.DISTANCE="distance",so.DIFFERENCE="difference",so.DOT="dot",so.CROSS="cross",so.POW="pow",so.TRANSFORM_DIRECTION="transformDirection",so.MIX="mix",so.CLAMP="clamp",so.REFRACT="refract",so.SMOOTHSTEP="smoothstep",so.FACEFORWARD="faceforward";const io=mn(1e-6),no=mn(1e6),ao=mn(Math.PI),oo=mn(2*Math.PI),uo=mn(2*Math.PI),lo=mn(.5*Math.PI),co=an(so,so.ALL).setParameterLength(1),ho=an(so,so.ANY).setParameterLength(1),po=an(so,so.RADIANS).setParameterLength(1),go=an(so,so.DEGREES).setParameterLength(1),mo=an(so,so.EXP).setParameterLength(1),fo=an(so,so.EXP2).setParameterLength(1),yo=an(so,so.LOG).setParameterLength(1),bo=an(so,so.LOG2).setParameterLength(1),xo=an(so,so.SQRT).setParameterLength(1),To=an(so,so.INVERSE_SQRT).setParameterLength(1),_o=an(so,so.FLOOR).setParameterLength(1),vo=an(so,so.CEIL).setParameterLength(1),No=an(so,so.NORMALIZE).setParameterLength(1),So=an(so,so.FRACT).setParameterLength(1),Ro=an(so,so.SIN).setParameterLength(1),Eo=an(so,so.COS).setParameterLength(1),Ao=an(so,so.TAN).setParameterLength(1),wo=an(so,so.ASIN).setParameterLength(1),Co=an(so,so.ACOS).setParameterLength(1),Mo=an(so,so.ATAN).setParameterLength(1,2),Bo=an(so,so.ABS).setParameterLength(1),Fo=an(so,so.SIGN).setParameterLength(1),Lo=an(so,so.LENGTH).setParameterLength(1),Po=an(so,so.NEGATE).setParameterLength(1),Do=an(so,so.ONE_MINUS).setParameterLength(1),Uo=an(so,so.DFDX).setParameterLength(1),Io=an(so,so.DFDY).setParameterLength(1),Oo=an(so,so.ROUND).setParameterLength(1),Vo=an(so,so.RECIPROCAL).setParameterLength(1),ko=an(so,so.TRUNC).setParameterLength(1),Go=an(so,so.FWIDTH).setParameterLength(1),zo=an(so,so.TRANSPOSE).setParameterLength(1),$o=an(so,so.DETERMINANT).setParameterLength(1),Wo=an(so,so.INVERSE).setParameterLength(1),Ho=an(so,so.MIN).setParameterLength(2,1/0),qo=an(so,so.MAX).setParameterLength(2,1/0),jo=an(so,so.STEP).setParameterLength(2),Xo=an(so,so.REFLECT).setParameterLength(2),Ko=an(so,so.DISTANCE).setParameterLength(2),Yo=an(so,so.DIFFERENCE).setParameterLength(2),Qo=an(so,so.DOT).setParameterLength(2),Zo=an(so,so.CROSS).setParameterLength(2),Jo=an(so,so.POW).setParameterLength(2),eu=e=>La(e,e),tu=e=>La(e,e,e),ru=e=>La(e,e,e,e),su=an(so,so.TRANSFORM_DIRECTION).setParameterLength(2),iu=e=>La(Fo(e),Jo(Bo(e),1/3)),nu=e=>Qo(e,e),au=an(so,so.MIX).setParameterLength(3),ou=(e,t=0,r=1)=>Ji(new so(so.CLAMP,Ji(e),Ji(t),Ji(r))),uu=e=>ou(e),lu=an(so,so.REFRACT).setParameterLength(3),du=an(so,so.SMOOTHSTEP).setParameterLength(3),cu=an(so,so.FACEFORWARD).setParameterLength(3),hu=ln(([e])=>{const t=Qo(e.xy,xn(12.9898,78.233)),r=Da(t,ao);return So(Ro(r).mul(43758.5453))}),pu=(e,t,r)=>au(t,r,e),gu=(e,t,r)=>du(t,r,e),mu=(e,t)=>jo(t,e),fu=cu,yu=To;Si("all",co),Si("any",ho),Si("radians",po),Si("degrees",go),Si("exp",mo),Si("exp2",fo),Si("log",yo),Si("log2",bo),Si("sqrt",xo),Si("inverseSqrt",To),Si("floor",_o),Si("ceil",vo),Si("normalize",No),Si("fract",So),Si("sin",Ro),Si("cos",Eo),Si("tan",Ao),Si("asin",wo),Si("acos",Co),Si("atan",Mo),Si("abs",Bo),Si("sign",Fo),Si("length",Lo),Si("lengthSq",nu),Si("negate",Po),Si("oneMinus",Do),Si("dFdx",Uo),Si("dFdy",Io),Si("round",Oo),Si("reciprocal",Vo),Si("trunc",ko),Si("fwidth",Go),Si("min",Ho),Si("max",qo),Si("step",mu),Si("reflect",Xo),Si("distance",Ko),Si("dot",Qo),Si("cross",Zo),Si("pow",Jo),Si("pow2",eu),Si("pow3",tu),Si("pow4",ru),Si("transformDirection",su),Si("mix",pu),Si("clamp",ou),Si("refract",lu),Si("smoothstep",gu),Si("faceForward",cu),Si("difference",Yo),Si("saturate",uu),Si("cbrt",iu),Si("transpose",zo),Si("determinant",$o),Si("inverse",Wo),Si("rand",hu);class bu extends li{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?In(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const xu=sn(bu).setParameterLength(2,3);Si("select",xu);class Tu extends li{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const _u=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Tu(r,t)},vu=e=>_u(e,{uniformFlow:!0}),Nu=(e,t)=>_u(e,{nodeName:t});function Su(e,t,r=null){return _u(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Ru(e,t=null){return _u(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Nu(e,t)}Si("context",_u),Si("label",Eu),Si("uniformFlow",vu),Si("setName",Nu),Si("builtinShadowContext",(e,t,r)=>Su(t,r,e)),Si("builtinAOContext",(e,t)=>Ru(t,e));class Au extends li{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const wu=sn(Au),Cu=(e,t=null)=>wu(e,t).toStack(),Mu=(e,t=null)=>wu(e,t,!0).toStack(),Bu=e=>wu(e).setIntent(!0).toStack();Si("toVar",Cu),Si("toConst",Mu),Si("toVarIntent",Bu);class Fu extends li{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>Ji(new Fu(Ji(e),t,r));class Pu extends li{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Lu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Js.VERTEX);e.flowNodeFromShaderStage(Js.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Du=sn(Pu).setParameterLength(1,2),Uu=e=>Du(e);Si("toVarying",Du),Si("toVertexStage",Uu);const Iu=ln(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return au(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou=ln(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return au(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu="WorkingColorSpace";class ku extends hi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Vu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=An(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=An(Fn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=An(Ou(i.rgb),i.a)),i):i}}const Gu=(e,t)=>Ji(new ku(Ji(e),Vu,t)),zu=(e,t)=>Ji(new ku(Ji(e),t,Vu));Si("workingToColorSpace",Gu),Si("colorSpaceToWorking",zu);let $u=class extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Wu extends li{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ei.OBJECT}setGroup(e){return this.group=e,this}element(e){return new $u(this,Ji(e))}setNodeType(e){const t=va(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Hu(e,t,r);class ju extends hi{static get type(){return"ToneMappingNode"}constructor(e,t=Ku,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Vs(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=An(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Xu=(e,t,r)=>Ji(new ju(e,Ji(t),Ji(r))),Ku=qu("toneMappingExposure","float");Si("toneMapping",(e,t,r)=>Xu(t,r,e));const Yu=new WeakMap;function Qu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Zu extends bi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Qu(s.array,i):Qu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Du(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Ju(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Fn(new Zu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Ln(new Zu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Zu(e,t,r,s).setUsage(i)}const el=(e,t=null,r=0,s=0)=>Ju(e,t,r,s),tl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,f,!0),rl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,x,!0);Si("toAttribute",e=>el(e.value));class sl extends li{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ei.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const il=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Ds);for(let e=0;eil(e,r).setCount(t);Si("compute",nl),Si("computeKernel",il);class al extends li{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ol=e=>new al(Ji(e));function ul(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ol(e).setParent(t)}Si("cache",ul),Si("isolate",ol);class ll extends li{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const dl=sn(ll).setParameterLength(2);Si("bypass",dl);class cl extends li{static get type(){return"RemapNode"}constructor(e,t,r,s=mn(0),i=mn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const hl=sn(cl,null,null,{doClamp:!1}).setParameterLength(3,5),pl=sn(cl).setParameterLength(3,5);Si("remap",hl),Si("remapClamp",pl);class gl extends li{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const ml=sn(gl).setParameterLength(1,2),fl=e=>(e?xu(e,ml("discard")):ml("discard")).toStack();Si("discard",fl);class yl extends hi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const bl=(e,t=null,r=null)=>Ji(new yl(Ji(e),t,r));Si("renderOutput",bl);class xl extends hi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Tl=(e,t=null)=>Ji(new xl(Ji(e),t)).toStack();Si("debug",Tl);class _l{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class vl extends li{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ei.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==_l&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Nl(e,t="",r=null){return(e=Ji(e)).before(new vl(e,t,r))}Si("toInspector",Nl);class Sl extends li{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Du(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Rl=(e,t=null)=>new Sl(e,t),El=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class Al extends li{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const wl=sn(Al).setParameterLength(1,2);class Cl extends _a{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ei.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Ml=sn(Cl).setParameterLength(1);class Bl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Fl=new N;class Ll extends _a{static get type(){return"TextureNode"}constructor(e=Fl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ei.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return El(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=va(this.value.matrix)),this._matrixUniform.mul(Nn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=va(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(fn(wl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Bl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=ln(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ei.OBJECT:ei.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;null!==this.compareNode&&(e.renderer.hasCompatibility(E.TEXTURE_COMPARE)?n=this.compareNode:null===this.value.compareFunction||this.value.compareFunction===A?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'))),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:r,biasNode:u,compareNode:l,compareStepNode:d,depthNode:c,gradNode:h,offsetNode:p}=s,g=this.generateUV(e,t),m=r?r.build(e,"float"):null,f=u?u.build(e,"float"):null,y=c?c.build(e,"int"):null,b=l?l.build(e,"float"):null,x=d?d.build(e,"float"):null,T=h?[h[0].build(e,"vec2"),h[1].build(e,"vec2")]:null,_=p?this.generateOffset(e,p):null,v=e.getVarFromNode(this);o=e.getPropertyName(v);let N=this.generateSnippet(e,i,g,m,f,y,b,T,_);null!==x&&(N=jo(ml(x,"float"),ml(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=zu(ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Ji(e).mul(Ml(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===w||r.magFilter===w)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Ji(t)}level(e){const t=this.clone();return t.levelNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}size(e){return wl(this,e)}bias(e){const t=this.clone();return t.biasNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}grad(e,t){const r=this.clone();return r.gradNode=[Ji(e),Ji(t)],r.referenceNode=this.getBase(),Ji(r)}depth(e){const t=this.clone();return t.depthNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}offset(e){const t=this.clone();return t.offsetNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Pl=sn(Ll).setParameterLength(1,4).setName("texture"),Dl=(e=Fl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Ji(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Pl(e,t,r,s),i},Ul=(...e)=>Dl(...e).setSampler(!1);class Il extends _a{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Ol=(e,t,r)=>new Il(e,t,r);class Vl extends di{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class kl extends Il{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?js(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ei.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew kl(e,t);class zl extends li{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const $l=sn(zl).setParameterLength(1);let Wl,Hl;class ql extends li{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===ql.DPR?"float":this.scope===ql.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ei.NONE;return this.scope!==ql.SIZE&&this.scope!==ql.VIEWPORT&&this.scope!==ql.DPR||(e=ei.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ql.VIEWPORT?null!==t?Hl.copy(t.viewport):(e.getViewport(Hl),Hl.multiplyScalar(e.getPixelRatio())):this.scope===ql.DPR?this._output.value=e.getPixelRatio():null!==t?(Wl.width=t.width,Wl.height=t.height):e.getDrawingBufferSize(Wl)}setup(){const e=this.scope;let r=null;return r=e===ql.SIZE?va(Wl||(Wl=new t)):e===ql.VIEWPORT?va(Hl||(Hl=new s)):e===ql.DPR?va(1):xn(Yl.div(Kl)),this._output=r,r}generate(e){if(this.scope===ql.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Kl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()();let rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null,md=null;const fd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),yd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),bd=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),xd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===sd?sd=Gl(r).setGroup(xa).setName("cameraProjectionMatrices"):sd.array=r,t=sd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrix")}else null===rd&&(rd=va(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=rd;return t}).once()(),Td=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===nd?nd=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse"):nd.array=r,t=nd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrixInverse")}else null===id&&(id=va(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=id;return t}).once()(),_d=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===od?od=Gl(r).setGroup(xa).setName("cameraViewMatrices"):od.array=r,t=od.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraViewMatrix")}else null===ad&&(ad=va(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=ad;return t}).once()(),vd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ld?ld=Gl(r).setGroup(xa).setName("cameraWorldMatrices"):ld.array=r,t=ld.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraWorldMatrix")}else null===ud&&(ud=va(e.matrixWorld).setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=ud;return t}).once()(),Nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===cd?cd=Gl(r).setGroup(xa).setName("cameraNormalMatrices"):cd.array=r,t=cd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraNormalMatrix")}else null===dd&&(dd=va(e.normalMatrix).setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=dd;return t}).once()(),Sd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=hd;return t}).once()(),Rd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===md?md=Gl(r,"vec4").setGroup(xa).setName("cameraViewports"):md.array=r,t=md.element(fd).toConst("cameraViewport")}else null===gd&&(gd=An(0,0,Kl.x,Kl.y).toConst("cameraViewport")),t=gd;return t}).once()(),Ed=new C;class Ad extends li{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ei.OBJECT,this.uniformNode=new _a(null)}getNodeType(){const e=this.scope;return e===Ad.WORLD_MATRIX?"mat4":e===Ad.POSITION||e===Ad.VIEW_POSITION||e===Ad.DIRECTION||e===Ad.SCALE?"vec3":e===Ad.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ad.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ad.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ad.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ad.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ad.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ad.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Ed.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Ed.radius}}generate(e){const t=this.scope;return t===Ad.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ad.POSITION||t===Ad.VIEW_POSITION||t===Ad.DIRECTION||t===Ad.SCALE?this.uniformNode.nodeType="vec3":t===Ad.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ad.WORLD_MATRIX="worldMatrix",Ad.POSITION="position",Ad.SCALE="scale",Ad.VIEW_POSITION="viewPosition",Ad.DIRECTION="direction",Ad.RADIUS="radius";const wd=sn(Ad,Ad.DIRECTION).setParameterLength(1),Cd=sn(Ad,Ad.WORLD_MATRIX).setParameterLength(1),Md=sn(Ad,Ad.POSITION).setParameterLength(1),Bd=sn(Ad,Ad.SCALE).setParameterLength(1),Fd=sn(Ad,Ad.VIEW_POSITION).setParameterLength(1),Ld=sn(Ad,Ad.RADIUS).setParameterLength(1);class Pd extends Ad{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Dd=nn(Pd,Pd.DIRECTION),Ud=nn(Pd,Pd.WORLD_MATRIX),Id=nn(Pd,Pd.POSITION),Od=nn(Pd,Pd.SCALE),Vd=nn(Pd,Pd.VIEW_POSITION),kd=nn(Pd,Pd.RADIUS),Gd=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),zd=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),$d=ln(e=>e.context.modelViewMatrix||Wd).once()().toVar("modelViewMatrix"),Wd=_d.mul(Ud),Hd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),qd=ln(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return va("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),jd=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),An()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Xd=Rl("position","vec3"),Kd=Xd.toVarying("positionLocal"),Yd=Xd.toVarying("positionPrevious"),Qd=ln(e=>Ud.mul(Kd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Zd=ln(()=>Kd.transformDirection(Ud).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Jd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Td.mul(jd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),ec=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Jd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class tc extends li{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===M?"false":e.getFrontFacing()}}const rc=nn(tc),sc=mn(rc).mul(2).sub(1),ic=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(sc)),e}),nc=Rl("normal","vec3"),ac=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):nc,"vec3").once()().toVar("normalLocal"),oc=Jd.dFdx().cross(Jd.dFdy()).normalize().toVar("normalFlat"),uc=ln(e=>{let t;return t=e.isFlatShading()?oc:gc(ac).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),lc=ln(e=>{let t=uc.transformDirection(_d);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),dc=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=uc,!0!==e.isFlatShading()&&(t=ic(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),cc=dc.transformDirection(_d).toVar("normalWorld"),hc=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?dc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),pc=ln(([e,t=Ud])=>{const r=Fn(t),s=e.div(Nn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),gc=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Gd.mul(e);return _d.transformDirection(s)}),mc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),hc)).once(["NORMAL","VERTEX"])(),bc=new F,xc=new a,Tc=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),_c=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),vc=va(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(bc.copy(r),xc.makeRotationFromEuler(bc)):xc.identity(),xc}),Nc=ec.negate().reflect(dc),Sc=ec.negate().refract(dc,Tc),Rc=Nc.transformDirection(_d).toVar("reflectVector"),Ec=Sc.transformDirection(_d).toVar("reflectVector"),Ac=new L;class wc extends Ll{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===P?Rc:e.mapping===D?Ec:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Nn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Nn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Nn(t.x.negate(),t.yz)),vc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Cc=sn(wc).setParameterLength(1,4).setName("cubeTexture"),Mc=(e=Ac,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Ji(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Cc(e,t,r,s),i};class Bc extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class Fc extends li{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ei.OBJECT}element(e){return new Bc(this,Ji(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Ol(null,e,this.count):Array.isArray(this.getValueFromReference())?Gl(null,e):"texture"===e?Dl(null):"cubeTexture"===e?Mc(null):va(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Fc(e,t,r),Pc=(e,t,r,s)=>new Fc(e,t,s,r);class Dc extends Fc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Uc=(e,t,r=null)=>new Dc(e,t,r),Ic=El(),Oc=Jd.dFdx(),Vc=Jd.dFdy(),kc=Ic.dFdx(),Gc=Ic.dFdy(),zc=dc,$c=Vc.cross(zc),Wc=zc.cross(Oc),Hc=$c.mul(kc.x).add(Wc.mul(Gc.x)),qc=$c.mul(kc.y).add(Wc.mul(Gc.y)),jc=Hc.dot(Hc).max(qc.dot(qc)),Xc=jc.equal(0).select(0,jc.inverseSqrt()),Kc=Hc.mul(Xc).toVar("tangentViewFrame"),Yc=qc.mul(Xc).toVar("bitangentViewFrame"),Qc=Rl("tangent","vec4"),Zc=Qc.xyz.toVar("tangentLocal"),Jc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?$d.mul(An(Zc,0)).xyz.toVarying("v_tangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),eh=Jc.transformDirection(_d).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),th=ln(([e,t],r)=>{let s=e.mul(Qc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),rh=th(nc.cross(Qc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),sh=th(ac.cross(Zc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ih=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?th(dc.cross(Jc),"v_bitangentView").normalize():Yc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),nh=th(cc.cross(eh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ah=Fn(Jc,ih,dc).toVar("TBNViewMatrix"),oh=ec.mul(ah),uh=ln(()=>{let e=ea.cross(ec);return e=e.cross(ea).normalize(),e=au(e,dc,Zn.mul(zn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),lh=e=>Ji(e).mul(.5).add(.5),dh=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class ch extends hi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=dh(i.xy):s===V?i=dh(i.yw):s!==I&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==I&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=ic(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=gc(i):t===U?n=ah.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=dc),n}}const hh=sn(ch).setParameterLength(1,2),ph=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||El()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),gh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(sc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class mh extends hi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ph({textureNode:this.textureNode,bumpScale:e});return gh({surf_pos:Jd,surf_norm:dc,dHdxy:t})}}const fh=sn(mh).setParameterLength(1,2),yh=new Map;class bh extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=yh.get(e);return void 0===r&&(r=Uc(e,t),yh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===bh.COLOR){const e=void 0!==t.color?this.getColor(r):Nn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===bh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===bh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===bh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===bh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===bh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===bh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===bh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===bh.NORMAL)t.normalMap?(s=hh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=G&&t.normalMap.format!=z&&t.normalMap.format!=$||(s.unpackNormalMode=O)):s=t.bumpMap?fh(this.getTexture("bump").r,this.getFloat("bumpScale")):dc;else if(r===bh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?hh(this.getTexture(r),this.getCache(r+"Scale","vec2")):dc;else if(r===bh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===bh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===bh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(rp.x,rp.y,rp.y.negate(),rp.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=rp;else if(r===bh.IRIDESCENCE_THICKNESS){const e=Lc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Lc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===bh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===bh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===bh.IOR)s=this.getFloat(r);else if(r===bh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===bh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===bh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}bh.ALPHA_TEST="alphaTest",bh.COLOR="color",bh.OPACITY="opacity",bh.SHININESS="shininess",bh.SPECULAR="specular",bh.SPECULAR_STRENGTH="specularStrength",bh.SPECULAR_INTENSITY="specularIntensity",bh.SPECULAR_COLOR="specularColor",bh.REFLECTIVITY="reflectivity",bh.ROUGHNESS="roughness",bh.METALNESS="metalness",bh.NORMAL="normal",bh.CLEARCOAT="clearcoat",bh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",bh.CLEARCOAT_NORMAL="clearcoatNormal",bh.EMISSIVE="emissive",bh.ROTATION="rotation",bh.SHEEN="sheen",bh.SHEEN_ROUGHNESS="sheenRoughness",bh.ANISOTROPY="anisotropy",bh.IRIDESCENCE="iridescence",bh.IRIDESCENCE_IOR="iridescenceIOR",bh.IRIDESCENCE_THICKNESS="iridescenceThickness",bh.IOR="ior",bh.TRANSMISSION="transmission",bh.THICKNESS="thickness",bh.ATTENUATION_DISTANCE="attenuationDistance",bh.ATTENUATION_COLOR="attenuationColor",bh.LINE_SCALE="scale",bh.LINE_DASH_SIZE="dashSize",bh.LINE_GAP_SIZE="gapSize",bh.LINE_WIDTH="linewidth",bh.LINE_DASH_OFFSET="dashOffset",bh.POINT_SIZE="size",bh.DISPERSION="dispersion",bh.LIGHT_MAP="light",bh.AO="ao";const xh=nn(bh,bh.ALPHA_TEST),Th=nn(bh,bh.COLOR),_h=nn(bh,bh.SHININESS),vh=nn(bh,bh.EMISSIVE),Nh=nn(bh,bh.OPACITY),Sh=nn(bh,bh.SPECULAR),Rh=nn(bh,bh.SPECULAR_INTENSITY),Eh=nn(bh,bh.SPECULAR_COLOR),Ah=nn(bh,bh.SPECULAR_STRENGTH),wh=nn(bh,bh.REFLECTIVITY),Ch=nn(bh,bh.ROUGHNESS),Mh=nn(bh,bh.METALNESS),Bh=nn(bh,bh.NORMAL),Fh=nn(bh,bh.CLEARCOAT),Lh=nn(bh,bh.CLEARCOAT_ROUGHNESS),Ph=nn(bh,bh.CLEARCOAT_NORMAL),Dh=nn(bh,bh.ROTATION),Uh=nn(bh,bh.SHEEN),Ih=nn(bh,bh.SHEEN_ROUGHNESS),Oh=nn(bh,bh.ANISOTROPY),Vh=nn(bh,bh.IRIDESCENCE),kh=nn(bh,bh.IRIDESCENCE_IOR),Gh=nn(bh,bh.IRIDESCENCE_THICKNESS),zh=nn(bh,bh.TRANSMISSION),$h=nn(bh,bh.THICKNESS),Wh=nn(bh,bh.IOR),Hh=nn(bh,bh.ATTENUATION_DISTANCE),qh=nn(bh,bh.ATTENUATION_COLOR),jh=nn(bh,bh.LINE_SCALE),Xh=nn(bh,bh.LINE_DASH_SIZE),Kh=nn(bh,bh.LINE_GAP_SIZE),Yh=nn(bh,bh.LINE_WIDTH),Qh=nn(bh,bh.LINE_DASH_OFFSET),Zh=nn(bh,bh.POINT_SIZE),Jh=nn(bh,bh.DISPERSION),ep=nn(bh,bh.LIGHT_MAP),tp=nn(bh,bh.AO),rp=va(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),sp=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class ip extends di{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const np=sn(ip).setParameterLength(2);class ap extends Il{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=zs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ri.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return np(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ri.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=el(this.value),this._varying=Du(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const op=(e,t=null,r=0)=>new ap(e,t,r);class up extends li{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===up.VERTEX)s=e.getVertexIndex();else if(r===up.INSTANCE)s=e.getInstanceIndex();else if(r===up.DRAW)s=e.getDrawIndex();else if(r===up.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===up.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==up.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Du(this).build(e,t)}return i}}up.VERTEX="vertex",up.INSTANCE="instance",up.SUBGROUP="subgroup",up.INVOCATION_LOCAL="invocationLocal",up.INVOCATION_SUBGROUP="invocationSubgroup",up.DRAW="draw";const lp=nn(up,up.VERTEX),dp=nn(up,up.INSTANCE),cp=nn(up,up.SUBGROUP),hp=nn(up,up.INVOCATION_SUBGROUP),pp=nn(up,up.INVOCATION_LOCAL),gp=nn(up,up.DRAW);class mp extends li{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ei.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=op(s,"vec3",Math.max(s.count,1)).element(dp);else{const e=new W(s.array,3),t=s.usage===x?rl:tl;this.bufferColor=e,r=Nn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Kd).xyz;if(Kd.assign(n),e.needsPreviousData()&&Yd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=pc(ac,t);ac.assign(e)}null!==this.instanceColorNode&&On("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Yd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=op(s,"mat4",Math.max(i,1)).element(dp);else{if(16*i*4<=t.getUniformBufferLimit())r=Ol(s.array,"mat4",Math.max(i,1)).element(dp);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?rl:tl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Ln(...n)}}return r}}const fp=sn(mp).setParameterLength(2,3);class yp extends mp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const bp=sn(yp).setParameterLength(1);class xp extends li{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=dp:this.batchingIdNode=gp);const t=ln(([e])=>{const t=fn(wl(Ul(this.batchMesh._indirectTexture),0).x).toConst(),r=fn(e).mod(t).toConst(),s=fn(e).div(t).toConst();return Ul(this.batchMesh._indirectTexture,Tn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(fn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=fn(wl(Ul(s),0).x).toConst(),n=mn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Ln(Ul(s,Tn(a,o)),Ul(s,Tn(a.add(1),o)),Ul(s,Tn(a.add(2),o)),Ul(s,Tn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=ln(([e])=>{const t=fn(wl(Ul(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ul(l,Tn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);On("vec3","vBatchColor").assign(t)}const d=Fn(u);Kd.assign(u.mul(Kd));const c=ac.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;ac.assign(h),e.hasGeometryAttribute("tangent")&&Zc.mulAssign(d)}}const Tp=sn(xp).setParameterLength(1),_p=new WeakMap;class vp extends li{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ei.OBJECT,this.skinIndexNode=Rl("skinIndex","uvec4"),this.skinWeightNode=Rl("skinWeight","vec4"),this.bindMatrixNode=Lc("bindMatrix","mat4"),this.bindMatrixInverseNode=Lc("bindMatrixInverse","mat4"),this.boneMatricesNode=Pc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Kd,this.toPositionNode=Kd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ba(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=ac,r=Zc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ba(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Pc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Yd)}setup(e){e.needsPreviousData()&&Yd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();ac.assign(t),e.hasGeometryAttribute("tangent")&&Zc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;_p.get(t)!==e.frameId&&(_p.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Np=e=>new vp(e);class Sp extends li{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Sp(rn(e,"int")).toStack(),Ep=()=>ml("break").toStack(),Ap=new WeakMap,wp=new s,Cp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(lp).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ul(e,Tn(u,o)).depth(i).xyz.mul(t)});class Mp extends li{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=va(1),this.updateType=ei.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ap.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new q(m,h,p,a);f.type=j,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=mn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ul(this.mesh.morphTexture,Tn(fn(e).add(1),fn(dp))).r):t.assign(Lc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Kd.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&ac.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Bp=sn(Mp).setParameterLength(1);class Fp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Lp extends Fp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Pp extends Tu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Nn().toVar("directDiffuse"),directSpecular:Nn().toVar("directSpecular"),indirectDiffuse:Nn().toVar("indirectDiffuse"),indirectSpecular:Nn().toVar("indirectSpecular")};return{radiance:Nn().toVar("radiance"),irradiance:Nn().toVar("irradiance"),iblIrradiance:Nn().toVar("iblIrradiance"),ambientOcclusion:mn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Dp=sn(Pp);class Up extends Fp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Ip=new t;class Op extends Ll{static get type(){return"ViewportTextureNode"}constructor(e=Xl,t=null,r=null){let s=null;null===r?(s=new X,s.minFilter=K,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ei.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(Ip):Ip.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Ip.width&&s.image.height===Ip.height||(s.image.width=Ip.width,s.image.height=Ip.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Vp=sn(Op).setParameterLength(0,3),kp=sn(Op,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Gp=kp(),zp=(e=Xl,t=null)=>Gp.sample(e,t);let $p=null;class Wp extends Op{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===$p&&($p=new Y),super(e,t,$p)}getTextureForReference(){return $p}}const Hp=sn(Wp).setParameterLength(0,2);class qp extends li{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===qp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===qp.DEPTH_BASE)null!==r&&(s=Jp().assign(r));else if(t===qp.DEPTH)s=e.isPerspectiveCamera?Kp(Jd.z,yd,bd):jp(Jd.z,yd,bd);else if(t===qp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Qp(r,yd,bd);s=jp(e,yd,bd)}else s=r;else s=jp(Jd.z,yd,bd);return s}}qp.DEPTH_BASE="depthBase",qp.DEPTH="depth",qp.LINEAR_DEPTH="linearDepth";const jp=(e,t,r)=>e.add(t).div(t.sub(r)),Xp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Kp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Yp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Qp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Zp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=bo(e.negate().div(t)),i=bo(r.div(t));return s.div(i)},Jp=sn(qp,qp.DEPTH_BASE),eg=nn(qp,qp.DEPTH),tg=sn(qp,qp.LINEAR_DEPTH).setParameterLength(0,1),rg=tg(Hp());eg.assign=e=>Jp(e);class sg extends li{static get type(){return"ClippingNode"}constructor(e=sg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===sg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===sg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return ln(()=>{const r=mn().toVar("distanceToPlane"),s=mn().toVar("distanceToGradient"),i=mn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Gl(t).setGroup(xa);Rp(n,({i:t})=>{const n=e.element(t);r.assign(Jd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(du(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Gl(e).setGroup(xa),n=mn(1).toVar("intersectionClipOpacity");Rp(a,({i:e})=>{const i=t.element(e);r.assign(Jd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(du(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}Vn.a.mulAssign(i),Vn.a.equal(0).discard()})()}setupDefault(e,t){return ln(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Gl(t).setGroup(xa);Rp(r,({i:t})=>{const r=e.element(t);Jd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Gl(e).setGroup(xa),r=bn(!0).toVar("clipped");Rp(s,({i:e})=>{const s=t.element(e);r.assign(Jd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),ln(()=>{const s=Gl(e).setGroup(xa),i=$l(t.getClipDistance());Rp(r,({i:e})=>{const t=s.element(e),r=Jd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}sg.ALPHA_TO_COVERAGE="alphaToCoverage",sg.DEFAULT="default",sg.HARDWARE="hardware";const ig=ln(([e])=>So(La(1e4,Ro(La(17,e.x).add(La(.1,e.y)))).mul(Ba(.1,Bo(Ro(La(13,e.y).add(e.x))))))),ng=ln(([e])=>ig(xn(ig(e.xy),e.z))),ag=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn(ng(_o(s.x.mul(e.xyz))),ng(_o(s.y.mul(e.xyz)))),n=So(bo(r)),a=Ba(La(n.oneMinus(),i.x),La(n,i.y)),o=Ho(n,n.oneMinus()),u=Nn(a.mul(a).div(La(2,o).mul(Fa(1,o))),a.sub(La(.5,o)).div(Fa(1,o)),Fa(1,Fa(1,a).mul(Fa(1,a)).div(La(2,o).mul(Fa(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return ou(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class og extends Sl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ug=(e=0)=>new og(e),lg=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=ln(([e,t])=>au(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),jo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),pg=ln(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return An(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),gg=ln(([e])=>An(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),mg=ln(([e])=>(hn(e.a.equal(0),()=>An(0)),An(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class fg extends Q{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Is(t.slice(0,-4)),r.getCacheKey());return this.type+Os(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Lu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=An(s,Vn.a).max(0);n=this.setupOutput(e,i),na.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&na.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=An(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new sg(sg.ALPHA_TO_COVERAGE):e.stack.addToStack(new sg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new sg(sg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Zp(Jd.z,yd,bd):jp(Jd.z,yd,bd))}null!==s&&eg.assign(s).toStack()}setupPositionView(){return $d.mul(Kd).xyz}setupModelViewProjection(){return xd.mul(Jd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),sp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Bp(t).toStack(),!0===t.isSkinnedMesh&&Np(t).toStack(),this.displacementMap){const e=Uc("displacementMap","texture"),t=Uc("displacementScale","float"),r=Uc("displacementBias","float");Kd.addAssign(ac.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Tp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&bp(t).toStack(),null!==this.positionNode&&Kd.assign(Lu(this.positionNode,"POSITION","vec3")),Kd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?An(this.colorNode):Th;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(ug())),t.instanceColor){s=On("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=On("vec3","vBatchColor").mul(s)}Vn.assign(s);const i=this.opacityNode?mn(this.opacityNode):Nh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):xh,!0===this.alphaToCoverage?(Vn.a=du(n,n.add(Go(Vn.a)),Vn.a),Vn.a.lessThanEqual(0).discard()):Vn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&Vn.a.lessThan(ag(Kd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):Bh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Uc("envMap","cubeTexture"):Uc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Up(ep)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=tp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Lp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Dp(n,t,r,s)}else null!==r&&(a=Nn(null!==s?au(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Gn.assign(Nn(i||vh)),a=a.add(Gn)),a}setupFog(e,t){const r=e.fogNode;return r&&(na.assign(t),t=An(r.toVar())),t}setupPremultipliedAlpha(e,t){return gg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=Q.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const yg=new Z;class bg extends fg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(yg),this.setValues(e)}}const xg=new J;class Tg extends fg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(xg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?mn(this.offsetNode):Qh,t=this.dashScaleNode?mn(this.dashScaleNode):jh,r=this.dashSizeNode?mn(this.dashSizeNode):Xh,s=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(r),oa.assign(s);const i=Du(Rl("lineDistance").mul(t));(e?i.add(e):i).mod(aa.add(oa)).greaterThan(aa).discard()}}const _g=new J;class vg extends fg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(_g),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=ee,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=ln(({start:e,end:t})=>{const r=xd.element(2).element(2),s=xd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return An(au(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=ln(()=>{const e=Rl("instanceStart"),t=Rl("instanceEnd"),r=An($d.mul(An(e,1))).toVar("start"),s=An($d.mul(An(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):jh,t=this.offsetNode?mn(this.offsetNode):Qh,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Xd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),On("float","lineDistance").assign(i)}n&&(On("vec3","worldStart").assign(r.xyz),On("vec3","worldEnd").assign(s.xyz));const o=Ql.z.div(Ql.w),u=xd.element(2).element(3).equal(-1);hn(u,()=>{hn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=xd.mul(r),d=xd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=An().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=au(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=On("vec4","worldPos");o.assign(Xd.y.lessThan(.5).select(r,s));const u=Yh.mul(.5);o.addAssign(An(Xd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(An(Xd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(An(a.mul(u),0)),hn(Xd.y.greaterThan(1).or(Xd.y.lessThan(0)),()=>{o.subAssign(An(a.mul(2).mul(u),0))})),g.assign(xd.mul(o));const l=Nn().toVar();l.assign(Xd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=xn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Xd.x.lessThan(0).select(e.negate(),e)),hn(Xd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Xd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Yh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Xd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(An(e,0,0)))}return g})();const o=ln(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return xn(h,p)});if(this.colorNode=ln(()=>{const e=El();if(i){const t=this.dashSizeNode?mn(this.dashSizeNode):Xh,r=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(t),oa.assign(r);const s=On("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(aa.add(oa)).greaterThan(aa).discard()}const a=mn(1).toVar("alpha");if(n){const e=On("vec3","worldStart"),s=On("vec3","worldEnd"),n=On("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Nn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Yh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(du(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=mn(s.fwidth()).toVar("dlen");hn(e.y.abs().greaterThan(1),()=>{a.assign(du(i.oneMinus(),i.add(1),s).oneMinus())})}else hn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Rl("instanceColorStart"),t=Rl("instanceColorEnd");u=Xd.y.lessThan(.5).select(e,t).mul(Th)}else u=Th;return An(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):Nh;this.outputNode=An(this.colorNode.rgb.mul(e).add(zp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const Ng=new te;class Sg extends fg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Ng),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):Nh;Vn.assign(zu(An(lh(dc),e),re))}}const Rg=ln(([e=Zd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return xn(t,r)});class Eg extends se{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new L(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ie(5,5,5),n=Rg(Zd),a=new fg;a.colorNode=Dl(t,n,0),a.side=M,a.blending=ee;const o=new ne(i,a),u=new ae;u.add(o),t.minFilter===K&&(t.minFilter=oe);const l=new ue(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Ag=new WeakMap;class wg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Mc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ei.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===le||r===de){if(Ag.has(e)){const t=Ag.get(e);Mg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Eg(r.height);s.fromEquirectangularTexture(t,e),Mg(s.texture,e.mapping),this._cubeTexture=s.texture,Ag.set(e,s.texture),e.addEventListener("dispose",Cg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Cg(e){const t=e.target;t.removeEventListener("dispose",Cg);const r=Ag.get(t);void 0!==r&&(Ag.delete(t),r.dispose())}function Mg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const Bg=sn(wg).setParameterLength(1);class Fg extends Fp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Bg(this.envNode)}}class Lg extends Fp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=mn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Pg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Dg extends Pg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(An(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(An(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(Vn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case pe:s.rgb.assign(au(s.rgb,s.rgb.mul(i.rgb),Ah.mul(wh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,Ah.mul(wh)));break;case ce:s.rgb.addAssign(i.rgb.mul(Ah.mul(wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Ug=new ge;class Ig extends fg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ug),this.setValues(e)}setupNormal(){return ic(uc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Lg(ep)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new Dg}}const Og=ln(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Vg=ln(e=>e.diffuseColor.mul(1/Math.PI)),kg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Gg=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(t).clamp(),s=ec.dot(t).clamp(),i=Og({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=kg({dotNH:r});return i.mul(n).mul(a)});class zg extends Dg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Gg({lightDirection:e})).mul(Ah))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const $g=new me;class Wg extends fg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues($g),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg(!1)}}const Hg=new fe;class qg extends fg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):_h).max(1e-4);ia.assign(e);const t=this.specularNode||Sh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const jg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=uc.dFdx().abs().max(uc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Xg=ln(e=>{const{roughness:t}=e,r=jg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Kg=ln(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Pa(.5,i.add(n).max(io))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Yg=ln(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Nn(e.mul(r),t.mul(s),a).length()),l=a.mul(Nn(e.mul(i),t.mul(n),o).length());return Pa(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Qg=ln(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Zg=mn(1/Math.PI),Jg=ln(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Nn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Zg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),em=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=dc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(ec).normalize(),d=n.dot(e).clamp(),c=n.dot(ec).clamp(),h=n.dot(l).clamp(),p=ec.dot(l).clamp();let g,m,f=Og({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(ec),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(ec),a=ea.dot(l);g=Yg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Jg({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Kg({alpha:u,dotNL:d,dotNV:c}),m=Qg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),tm=new 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rm=null;const sm=ln(({roughness:e,dotNV:t})=>{null===rm&&(rm=new ye(tm,16,16,G,be),rm.name="DFG_LUT",rm.minFilter=oe,rm.magFilter=oe,rm.wrapS=xe,rm.wrapT=xe,rm.generateMipmaps=!1,rm.needsUpdate=!0);const r=xn(e,t);return Dl(rm,r).rg}),im=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=em({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=dc.dot(e).clamp(),l=dc.dot(ec).clamp(),d=sm({roughness:s,dotNV:l}),c=sm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=mn(1).sub(g),y=mn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(mn(1).sub(f.mul(y).mul(b).mul(b)).add(io)),T=f.mul(y),_=x.mul(T);return o.add(_)}),nm=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=sm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),am=ln(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Nn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),om=ln(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=mn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return mn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),um=ln(({dotNV:e,dotNL:t})=>mn(1).div(mn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),lm=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(e).clamp(),s=dc.dot(ec).clamp(),i=dc.dot(t).clamp(),n=om({roughness:jn,dotNH:i}),a=um({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),dm=ln(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=xn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),cm=ln(({f:e})=>{const t=e.length();return qo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),hm=ln(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,qo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),pm=ln(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Nn().toVar();return hn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Fn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Nn(0).toVar();f.addAssign(hm({v1:h,v2:p})),f.addAssign(hm({v1:p,v2:g})),f.addAssign(hm({v1:g,v2:m})),f.addAssign(hm({v1:m,v2:h})),c.assign(Nn(cm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=ln(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Nn().toVar();return hn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Nn(0).toVar();d.addAssign(hm({v1:n,v2:a})),d.addAssign(hm({v1:a,v2:o})),d.addAssign(hm({v1:o,v2:l})),d.addAssign(hm({v1:l,v2:n})),u.assign(Nn(cm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),mm=1/6,fm=e=>La(mm,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),ym=e=>La(mm,La(e,La(e,La(3,e).sub(6))).add(4)),bm=e=>La(mm,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),xm=e=>La(mm,Jo(e,3)),Tm=e=>fm(e).add(ym(e)),_m=e=>bm(e).add(xm(e)),vm=e=>Ba(-1,ym(e).div(fm(e).add(ym(e)))),Nm=e=>Ba(1,xm(e).div(bm(e).add(xm(e)))),Sm=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=Tm(a.x),u=_m(a.x),l=vm(a.x),d=Nm(a.x),c=vm(a.y),h=Nm(a.y),p=xn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=xn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=xn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=xn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Tm(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=_m(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Rm=ln(([e,t])=>{const r=xn(e.size(fn(t))),s=xn(e.size(fn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=Sm(e,An(i,r),_o(t)),o=Sm(e,An(n,s),vo(t));return So(t).mix(a,o)}),Em=ln(([e,t])=>{const r=t.mul(Ml(e));return Rm(e,r)}),Am=ln(([e,t,r,s,i])=>{const n=Nn(lu(t.negate(),No(e),Pa(1,s))),a=Nn(Lo(i[0].xyz),Lo(i[1].xyz),Lo(i[2].xyz));return No(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wm=ln(([e,t])=>e.mul(ou(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Cm=kp(),Mm=zp(),Bm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?Cm:Mm).sample(e),n=bo(Kl.x).mul(wm(t,r));return Rm(i,n)}),Fm=ln(([e,t,r])=>(hn(r.notEqual(0),()=>{const s=yo(t).negate().div(r);return mo(s.negate().mul(e))}),Nn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Lm=ln(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=An().toVar(),f=Nn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Nn(d.sub(i),d,d.add(i));Rp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Am(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(An(y,1))),x=xn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(xn(x.x,x.y.oneMinus()));const T=Bm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(Lo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Am(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(An(n,1))),y=xn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(xn(y.x,y.y.oneMinus())),m=Bm(y,r,d),f=s.mul(Fm(Lo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Nn(nm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return An(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Pm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Dm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Um=ln(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=au(e,t,du(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();hn(a.lessThan(0),()=>Nn(1));const o=a.sqrt(),u=Dm(n,e),l=Og({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=mn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Nn(1).add(t).div(Nn(1).sub(t))})(i.clamp(0,.9999)),g=Dm(p,n.toVec3()),m=Og({f0:g,f90:1,dotVH:o}),f=Nn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Nn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Nn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Rp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Nn(54856e-17,44201e-17,52481e-17),i=Nn(1681e3,1795300,2208400),n=Nn(43278e5,93046e5,66121e5),a=mn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Nn(o.x.add(a),o.y,o.z).div(1.0685e-7),Pm.mul(o)})(mn(e).mul(y),mn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Nn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Im=ln(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=mn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=mn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Om=Nn(.04),Vm=mn(1);class km extends Pg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Nn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Nn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Nn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Nn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Nn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=dc.dot(ec).clamp(),t=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,$n),this.iridescenceF0Dielectric=am({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=am({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,$n)}if(!0===this.transmission){const t=Qd,r=Sd.sub(Qd).normalize(),s=cc,i=e.context;i.backdrop=Lm(s,r,zn,kn,ra,sa,t,Ud,_d,xd,la,ca,pa,ha,this.dispersion?ga:null),i.backdropAlpha=da,Vn.a.mulAssign(au(1,i.backdrop.a,da))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=dc.dot(ec).clamp(),a=sm({roughness:zn,dotNV:n}),o=i?Xn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(lm({lightDirection:e})));const t=Im({normal:dc,viewDir:ec,roughness:jn}),r=Im({normal:dc,viewDir:e,roughness:jn}),i=qn.r.max(qn.g).max(qn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=hc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(em({lightDirection:e,f0:Om,f90:Vm,roughness:Hn,normalView:hc})))}r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(im({lightDirection:e,f0:ra,f90:1,roughness:zn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=dc,h=ec,p=Jd.toVar(),g=dm({N:c,V:h,roughness:zn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Fn(Nn(m.x,0,m.y),Nn(0,1,0),Nn(m.z,0,m.w)).toVar(),b=ra.mul(f.x).add(sa.sub(ra).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(pm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(pm({N:c,V:h,P:p,mInv:Fn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=hc,r=dm({N:t,V:h,roughness:Hn}),s=n.sample(r),i=a.sample(r),c=Fn(Nn(s.x,0,s.y),Nn(0,1,0),Nn(s.z,0,s.w)),g=Om.mul(i.x).add(Vm.sub(Om).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(pm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Vg({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(qn,Im({normal:dc,viewDir:ec,roughness:jn}))),!0===this.clearcoat){const e=hc.dot(ec).clamp(),t=nm({dotNV:e,specularColor:Om,specularF90:Vm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,$n),l=au(n,o,$n),d=i.add(n),c=kn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=dc.dot(ec).clamp().add(t),i=zn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=hc.dot(ec).clamp(),r=Og({dotVH:e,f0:Om,f90:Vm}),s=t.mul(Wn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Wn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const Gm=mn(1),zm=mn(-2),$m=mn(.8),Wm=mn(-1),Hm=mn(.4),qm=mn(2),jm=mn(.305),Xm=mn(3),Km=mn(.21),Ym=mn(4),Qm=mn(4),Zm=mn(16),Jm=ln(([e])=>{const t=Nn(Bo(e)).toVar(),r=mn(-1).toVar();return hn(t.x.greaterThan(t.z),()=>{hn(t.x.greaterThan(t.y),()=>{r.assign(xu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}).Else(()=>{hn(t.z.greaterThan(t.y),()=>{r.assign(xu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),ef=ln(([e,t])=>{const r=xn().toVar();return hn(t.equal(0),()=>{r.assign(xn(e.z,e.y).div(Bo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(xn(e.x.negate(),e.z.negate()).div(Bo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(xn(e.x.negate(),e.y).div(Bo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(xn(e.z.negate(),e.y).div(Bo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(xn(e.x.negate(),e.z).div(Bo(e.y)))}).Else(()=>{r.assign(xn(e.x,e.y).div(Bo(e.z)))}),La(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),tf=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual($m),()=>{t.assign(Gm.sub(e).mul(Wm.sub(zm)).div(Gm.sub($m)).add(zm))}).ElseIf(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Ym.sub(Xm)).div(jm.sub(Km)).add(Xm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rf=ln(([e,t])=>{const r=e.toVar();r.assign(La(2,r).sub(1));const s=Nn(r,1).toVar();return hn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),sf=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(tf(a),zm,n),l=So(u),d=_o(u),c=Nn(nf(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(nf(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),nf=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Jm(o)).toVar(),l=mn(qo(Qm.sub(a),0)).toVar();a.assign(qo(a,Qm));const d=mn(fo(a)).toVar(),c=xn(ef(o,u).mul(d.sub(2)).add(1)).toVar();return hn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(La(3,Zm))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),af=ln(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ro(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return nf(e,l,t,n,a,o)}),of=ln(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Nn(xu(t,r,Zo(r,s))).toVar();hn(h.equal(Nn(0)),()=>{h.assign(Nn(s.z,0,s.x.negate()))}),h.assign(No(h));const p=Nn().toVar();return p.addAssign(i.element(0).mul(af({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Rp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{Ep()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul(af({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(af({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),An(p,1)}),uf=ln(([e])=>{const t=yn(e).toVar();return t.assign(t.shiftLeft(yn(16)).bitOr(t.shiftRight(yn(16)))),t.assign(t.bitAnd(yn(1431655765)).shiftLeft(yn(1)).bitOr(t.bitAnd(yn(2863311530)).shiftRight(yn(1)))),t.assign(t.bitAnd(yn(858993459)).shiftLeft(yn(2)).bitOr(t.bitAnd(yn(3435973836)).shiftRight(yn(2)))),t.assign(t.bitAnd(yn(252645135)).shiftLeft(yn(4)).bitOr(t.bitAnd(yn(4042322160)).shiftRight(yn(4)))),t.assign(t.bitAnd(yn(16711935)).shiftLeft(yn(8)).bitOr(t.bitAnd(yn(4278255360)).shiftRight(yn(8)))),mn(t).mul(2.3283064365386963e-10)}),lf=ln(([e,t])=>xn(mn(e).div(mn(t)),uf(e))),df=ln(([e,t,r])=>{const s=r.mul(r).toConst(),i=Nn(1,0,0).toConst(),n=Zo(t,i).toConst(),a=xo(e.x).toConst(),o=La(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ro(o)).toVar(),d=La(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(xo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(xo(qo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return No(Nn(s.mul(c.x),s.mul(c.y),qo(0,c.z)))}),cf=ln(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Nn(s).toVar(),l=Nn(0).toVar(),d=mn(0).toVar();return hn(e.lessThan(.001),()=>{l.assign(nf(r,u,t,n,a,o))}).Else(()=>{const s=xu(Bo(u.z).lessThan(.999),Nn(0,0,1),Nn(1,0,0)),c=No(Zo(s,u)).toVar(),h=Zo(u,c).toVar();Rp({start:yn(0),end:i},({i:s})=>{const p=lf(s,i),g=df(p,Nn(0,0,1),e),m=No(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=No(m.mul(Qo(u,m).mul(2)).sub(u)),y=qo(Qo(u,f),0);hn(y.greaterThan(0),()=>{const e=nf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),hn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),An(l,1)}),hf=[.125,.215,.35,.446,.526,.582],pf=20,gf=new _e(-1,1,1,-1,0,1),mf=new ve(90,1),ff=new e;let yf=null,bf=0,xf=0;const Tf=new r,_f=new WeakMap,vf=[3,1,5,0,4,2],Nf=rf(El(),Rl("faceIndex")).normalize(),Sf=Nn(Nf.x,Nf.y,Nf.z);class Rf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Tf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}yf=this._renderer.getRenderTarget(),bf=this._renderer.getActiveCubeFace(),xf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Mf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===P||e.mapping===D?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=hf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=vf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Te;T.setAttribute("position",new Ee(y,g)),T.setAttribute("uv",new Ee(b,m)),T.setAttribute("faceIndex",new Ee(x,f)),s.push(new ne(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Gl(new Array(pf).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(pf),u=va(0),l=va(1),d=Dl(),c=va(0),h=mn(1/t),p=mn(1/s),g=mn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=wf("blur");return f.fragmentNode=of({...m,latitudinal:u.equal(1)}),_f.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Dl(),i=va(0),n=va(0),a=mn(1/t),o=mn(1/r),u=mn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=wf("ggx");return d.fragmentNode=cf({...l,N_immutable:Sf,GGX_SAMPLES:yn(512)}),_f.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,gf)}_sceneToCubeUV(e,t,r,s,i){const n=mf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(ff),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ne(new ie,new ge({name:"PMREM.Background",side:M,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(ff),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;Af(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===P||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Mf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;Af(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,gf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,Af(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,gf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,Af(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,gf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=_f.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):pf;f>pf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,gf)}}function Ef(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Af(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function wf(e){const t=new fg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function Cf(e){const t=wf("cubemap");return t.fragmentNode=Mc(e,Sf),t}function Mf(e){const t=wf("equirect");return t.fragmentNode=Dl(e,Rg(Sf),0),t}const Bf=new WeakMap;function Ff(e,t,r){const s=function(e){let t=Bf.get(e);void 0===t&&(t=new WeakMap,Bf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Lf extends hi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Dl(s),this._width=va(0),this._height=va(0),this._maxMip=va(0),this.updateBeforeType=ei.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Ff(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Rf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=vc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),sf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Pf=sn(Lf).setParameterLength(1,3),Df=new WeakMap;class Uf extends Fp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Pf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?uh:dc,i=r.context(If(zn,s)).mul(_c),n=r.context(Of(cc)).mul(Math.PI).mul(_c),a=ol(i),o=ol(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(If(Hn,hc)).mul(_c),t=ol(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const If=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=ec.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(_d)),r),getTextureLevel:()=>e}},Of=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Vf=new Ae;class kf extends fg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Vf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Uf(t):null}setupLightingModel(){return new km}setupSpecular(){const e=au(Nn(.04),Vn.rgb,$n);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):Mh;$n.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):Ch;t=Xg({roughness:t}),zn.assign(t),this.setupSpecular(),kn.assign(Vn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const Gf=new we;class zf extends kf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(Gf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?mn(this.iorNode):Wh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(Eh),Nn(1)).mul(Rh)),ra.assign(au(ta,Vn.rgb,$n)),sa.assign(au(Rh,1,$n))}setupLightingModel(){return new km(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?mn(this.clearcoatNode):Fh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):Lh;Wn.assign(e),Hn.assign(Xg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):Uh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Ih;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Vh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):kh,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Gh;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Oh).toVar();Zn.assign(e.length()),hn(Zn.equal(0),()=>{e.assign(xn(1,0))}).Else(()=>{e.divAssign(xn(Zn)),Zn.assign(Zn.saturate())}),Qn.assign(Zn.pow2().mix(zn.pow2(),1)),Jn.assign(ah[0].mul(e.x).add(ah[1].mul(e.y))),ea.assign(ah[1].mul(e.x).sub(ah[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):zh,t=this.thicknessNode?mn(this.thicknessNode):$h,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Hh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):qh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Jh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Ph}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class $f extends km{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(dc.mul(a)).normalize(),h=mn(ec.dot(c.negate()).saturate().pow(l).mul(d)),p=Nn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Wf extends zf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=mn(.1),this.thicknessAmbientNode=mn(0),this.thicknessAttenuationNode=mn(.1),this.thicknessPowerNode=mn(2),this.thicknessScaleNode=mn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new $f(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Hf=ln(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=xn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Uc("gradientMap","texture").context({getUV:()=>i});return Nn(e.r)}{const e=i.fwidth().mul(.5);return au(Nn(.7),Nn(1),du(mn(.7).sub(e.x),mn(.7).add(e.x),i.x))}});class qf extends Pg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Hf({normal:nc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Vg({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const jf=new Ce;class Xf extends fg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(jf),this.setValues(e)}setupLightingModel(){return new qf}}const Kf=ln(()=>{const e=Nn(ec.z,0,ec.x.negate()).normalize(),t=ec.cross(e);return xn(e.dot(dc),t.dot(dc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Yf=new Me;class Qf extends fg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Yf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Uc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Zf extends hi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Bn(e,s,s.negate(),e).mul(r)}{const e=t,s=Ln(An(1,0,0,0),An(0,Eo(e.x),Ro(e.x).negate(),0),An(0,Ro(e.x),Eo(e.x),0),An(0,0,0,1)),i=Ln(An(Eo(e.y),0,Ro(e.y),0),An(0,1,0,0),An(Ro(e.y).negate(),0,Eo(e.y),0),An(0,0,0,1)),n=Ln(An(Eo(e.z),Ro(e.z).negate(),0,0),An(Ro(e.z),Eo(e.z),0,0),An(0,0,1,0),An(0,0,0,1));return s.mul(i).mul(n).mul(An(r,1)).xyz}}}const Jf=sn(Zf).setParameterLength(2),ey=new Be;class ty extends fg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ey),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=$d.mul(Nn(s||0));let u=xn(Ud[0].xyz.length(),Ud[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Xd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Wu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=mn(i||Dh),c=Jf(l,d);return An(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ry=new Fe,sy=new t;class iy extends ty{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ry),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return $d.mul(Nn(e||Kd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?xn(n):Zh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ny.div(Jd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Xd.xy;if(s&&s.isNode){const e=mn(s);l=Jf(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(An(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ny=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(sy);this.value=.5*t.y});class ay extends Pg{constructor(){super(),this.shadowNode=mn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){Vn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(Vn.rgb)}}const oy=new Le;class uy extends fg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(oy),this.setValues(e)}setupLightingModel(){return new ay}}const ly=In("vec3"),dy=In("vec3"),cy=In("vec3");class hy extends Pg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(Sd.sub(Qd).length().greaterThan(kd.mul(2)),()=>{r.assign(Sd),s.assign(Qd)}).Else(()=>{r.assign(Qd),s.assign(Sd)});const i=s.sub(r),n=va("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=mn(0).toVar(),l=Nn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Rp(n,()=>{const s=r.add(o.mul(u)),i=_d.mul(An(s,1)).xyz;let n;null!==t.depthNode&&(dy.assign(tg(Kp(i.z,yd,bd))),e.context.sceneDepthNode=tg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,ly.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&ly.mulAssign(n);const d=ly.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),cy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(dy),()=>{ly.addAssign(e)}):ly.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(gm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(cy)}}class py extends fg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=M,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new hy}}class gy{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class my{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Is(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Vs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Vs(e,1)),e=Vs(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const by=[];class xy{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);by[0]=e,by[1]=t,by[2]=n,by[3]=i;let l=u.get(by);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(by,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),by[0]=null,by[1]=null,by[2]=null,by[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new my)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new yy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class Ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const _y=1,vy=2,Ny=3,Sy=4,Ry=16;class Ey extends Ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===_y?this.backend.createAttribute(e):t===vy?this.backend.createIndexAttribute(e):t===Ny?this.backend.createStorageAttribute(e):t===Sy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Pe:De)(t,1);return i.version=Ay(e),i.__id=wy(e),i}class My extends Ty{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Ny):this.updateAttribute(e,_y);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,vy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Sy)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Cy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===wy(t)||(this.attributes.delete(r),r=Cy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class By{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class Fy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Ly extends Fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Py extends Fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Uy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Iy extends Ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Uy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Uy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Uy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Ly(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Oy extends Ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Sy:Ny;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Sy:Ny,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const e=t.update(),o=t.texture,u=this.textures.get(o);e&&(this.textures.updateTexture(o),t.generation!==u.generation&&(t.generation=u.generation,s=!0,i=!1));if(void 0!==r.get(o).externalTexture||u.isDefaultTexture?i=!1:(n=10*n+o.id,a+=o.version),!0===o.isStorageTexture&&!0===o.mipmapsAutoUpdate){const e=this.get(o);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(o)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(o),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0,i=!1)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Gy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class zy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Vy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||ky),this.transparent.length>1&&this.transparent.sort(t||ky)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Y,l.format=e.stencilBuffer?Ue:Ie,l.type=e.stencilBuffer?Oe:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,this.info.memory.textures++,e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),dn(r),e.removeActiveStack(this),o}}const eb=sn(Jy).setParameterLength(0,1);class tb extends li{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Hs(i),a=qs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class rb extends li{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class sb extends li{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew cb(e,"uint","float"),gb={};class mb extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(hb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return yn;case"int":return fn;case"uvec2":return _n;case"uvec3":return Rn;case"uvec4":return Cn;case"ivec2":return Tn;case"ivec3":return Sn;case"ivec4":return wn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t);const i=mn(s.bitAnd(Po(s))),n=pb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{hn(e.equal(yn(0)),()=>yn(32));const s=yn(0),i=yn(0);return this._resolveElementType(e,s,t),hn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),hn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),hn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),hn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),hn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(yn(1)).bitAnd(yn(1431655765)))),s.assign(s.bitAnd(yn(858993459)).add(s.shiftRight(yn(2)).bitAnd(yn(858993459))));const i=s.add(s.shiftRight(yn(4))).bitAnd(yn(252645135)).mul(yn(16843009)).shiftRight(yn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return ln(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}mb.COUNT_TRAILING_ZEROS="countTrailingZeros",mb.COUNT_LEADING_ZEROS="countLeadingZeros",mb.COUNT_ONE_BITS="countOneBits";const fb=an(mb,mb.COUNT_TRAILING_ZEROS).setParameterLength(1),yb=an(mb,mb.COUNT_LEADING_ZEROS).setParameterLength(1),bb=an(mb,mb.COUNT_ONE_BITS).setParameterLength(1),xb=ln(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),Tb=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class _b extends hi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const vb=an(_b,"snorm").setParameterLength(1),Nb=an(_b,"unorm").setParameterLength(1),Sb=an(_b,"float16").setParameterLength(1);class Rb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=an(Rb,"snorm").setParameterLength(1),Ab=an(Rb,"unorm").setParameterLength(1),wb=an(Rb,"float16").setParameterLength(1),Cb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Mb=ln(([e])=>Nn(Cb(e.z.add(Cb(e.y.mul(1)))),Cb(e.z.add(Cb(e.x.mul(1)))),Cb(e.y.add(Cb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Bb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return Rp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(Mb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(mn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=mn(Cb(s.z.add(Cb(s.x.add(Cb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Fb extends li{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Lb=sn(Fb),Pb=e=>(...t)=>Lb(e,...t),Db=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Ub=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),Ib=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const Ob=ln(([e,t,r=xn(.5)])=>Jf(e.sub(r),t).add(r)),Vb=ln(([e,t,r=xn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),kb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Ud.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Ud;const i=_d.mul(s);return Yi(t)&&(i[0][0]=Ud[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Ud[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,xd.mul(i).mul(Kd)}),Gb=ln(([e=null])=>{const t=tg();return tg(Hp(e)).sub(t).lessThan(0).select(Xl,e)}),zb=ln(([e,t=El(),r=mn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=xn(a,o);return t.add(l).mul(u)}),$b=ln(([e,t=null,r=null,s=mn(1),i=Kd,n=ac])=>{let a=n.abs().normalize();a=a.div(a.dot(Nn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Dl(d,o).mul(a.x),g=Dl(c,u).mul(a.y),m=Dl(h,l).mul(a.z);return Ba(p,g,m)}),Wb=new He,Hb=new r,qb=new r,jb=new r,Xb=new a,Kb=new r(0,0,-1),Yb=new s,Qb=new r,Zb=new r,Jb=new s,ex=new t,tx=new se,rx=Xl.flipX();tx.depthTexture=new Y(1,1);let sx=!1;class ix extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||tx.texture,rx),this._reflectorBaseNode=e.reflector||new nx(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Ji(new ix({defaultTexture:tx.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class nx extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new qe,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ei.RENDER:ei.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(ex),e.setSize(Math.round(ex.width*r),Math.round(ex.height*r))}setup(e){return this._updateResolution(tx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new se(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=je,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&sx)return!1;sx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(ex),this._updateResolution(o,s),qb.setFromMatrixPosition(n.matrixWorld),jb.setFromMatrixPosition(r.matrixWorld),Xb.extractRotation(n.matrixWorld),Hb.set(0,0,1),Hb.applyMatrix4(Xb),Qb.subVectors(qb,jb);let u=!1;if(!0===Qb.dot(Hb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(sx=!1);u=!0}Qb.reflect(Hb).negate(),Qb.add(qb),Xb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Xb),Kb.add(jb),Zb.subVectors(qb,Kb),Zb.reflect(Hb).negate(),Zb.add(qb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(Xb),a.up.reflect(Hb),a.lookAt(Zb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Wb.setFromNormalAndCoplanarPoint(Hb,qb),Wb.applyMatrix4(a.matrixWorldInverse),Yb.set(Wb.normal.x,Wb.normal.y,Wb.normal.z,Wb.constant);const l=a.projectionMatrix;Jb.x=(Math.sign(Yb.x)+l.elements[8])/l.elements[0],Jb.y=(Math.sign(Yb.y)+l.elements[9])/l.elements[5],Jb.z=-1,Jb.w=(1+l.elements[10])/l.elements[14],Yb.multiplyScalar(1/Yb.dot(Jb));l.elements[2]=Yb.x,l.elements[6]=Yb.y,l.elements[10]=s.coordinateSystem===h?Yb.z-0:Yb.z+1-0,l.elements[14]=Yb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,sx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ax=new _e(-1,1,1,-1,0,1);class ox extends Te{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new Xe([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Xe(t,2))}}const ux=new ox;class lx extends ne{constructor(e=null){super(ux,e),this.camera=ax,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ax)}render(e){e.render(this,ax)}}const dx=new t;class cx extends Ll{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new se(t,r,s);super(i.texture,El()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new lx(new fg),this.updateBeforeType=ei.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(dx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ll(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const hx=(e,...t)=>new cx(Ji(e),...t),px=ln(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=xn(e.x,e.y.oneMinus()).mul(2).sub(1),i=An(Nn(e,t),1)):i=An(Nn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=An(r.mul(i));return n.xyz.div(n.w)}),gx=ln(([e,t])=>{const r=t.mul(An(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return xn(s.x,s.y.oneMinus())}),mx=ln(([e,t,r])=>{const s=wl(Ul(t)),i=Tn(e.mul(s)).toVar(),n=Ul(t,i).toVar(),a=Ul(t,i.sub(Tn(2,0))).toVar(),o=Ul(t,i.sub(Tn(1,0))).toVar(),u=Ul(t,i.add(Tn(1,0))).toVar(),l=Ul(t,i.add(Tn(2,0))).toVar(),d=Ul(t,i.add(Tn(0,2))).toVar(),c=Ul(t,i.add(Tn(0,1))).toVar(),h=Ul(t,i.sub(Tn(0,1))).toVar(),p=Ul(t,i.sub(Tn(0,2))).toVar(),g=Bo(Fa(mn(2).mul(o).sub(a),n)).toVar(),m=Bo(Fa(mn(2).mul(u).sub(l),n)).toVar(),f=Bo(Fa(mn(2).mul(c).sub(d),n)).toVar(),y=Bo(Fa(mn(2).mul(h).sub(p),n)).toVar(),b=px(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(px(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(px(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(px(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(px(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),fx=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),yx=ln(([e,t,r])=>{const s=mn(2.399963229728653),i=xo(mn(e).add(.5).div(mn(t))),n=mn(e).mul(s).add(r);return xn(Eo(n),Ro(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class bx extends li{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(El())}sample(e){return this.callback(e)}}class xx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===xx.OBJECT?this.updateType=ei.OBJECT:e===xx.MATERIAL?this.updateType=ei.RENDER:e===xx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===xx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}xx.OBJECT="object",xx.MATERIAL="material",xx.BEFORE_OBJECT="beforeObject",xx.BEFORE_MATERIAL="beforeMaterial";const Tx=(e,t)=>new xx(e,t).toStack();class _x extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class vx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Nx extends li{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Sx=nn(Nx),Rx=new F,Ex=new a,Ax=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ke?(Rx.copy(e.backgroundRotation),Rx.x*=-1,Rx.y*=-1,Rx.z*=-1,Ex.makeRotationFromEuler(Rx)):Ex.identity(),Ex});class Mx extends Ll{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ri.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(ri.READ_WRITE)}toReadOnly(){return this.setAccess(ri.READ_ONLY)}toWriteOnly(){return this.setAccess(ri.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=sn(Mx).setParameterLength(1,3),Fx=ln(({texture:e,uv:t})=>{const r=1e-4,s=Nn().toVar();return hn(t.x.lessThan(r),()=>{s.assign(Nn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Nn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Nn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Nn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Nn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Nn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Nn(-.01,0,0))).r.sub(e.sample(t.add(Nn(r,0,0))).r),n=e.sample(t.add(Nn(0,-.01,0))).r.sub(e.sample(t.add(Nn(0,r,0))).r),a=e.sample(t.add(Nn(0,0,-.01))).r.sub(e.sample(t.add(Nn(0,0,r))).r);s.assign(Nn(i,n,a))}),s.normalize()});class Lx extends Ll{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Nn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Fx({texture:this,uv:e})}}const Px=sn(Lx).setParameterLength(1,3);class Dx extends Fc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Ux=new WeakMap;class Ix extends hi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ei.OBJECT,this.updateAfterType=ei.OBJECT,this.previousModelWorldMatrix=va(new a),this.previousProjectionMatrix=va(new a).setGroup(xa),this.previousCameraViewMatrix=va(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?xd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul($d).mul(Kd),s=this.previousProjectionMatrix.mul(t).mul(Yd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function Ox(e){let t=Ux.get(e);return void 0===t&&(t={},Ux.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=nn(Ix),Gx=ln(([e])=>Hx(e.rgb)),zx=ln(([e,t=mn(1)])=>t.mix(Hx(e.rgb),e.rgb)),$x=ln(([e,t=mn(1)])=>{const r=Ba(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return au(e.rgb,s,i)}),Wx=ln(([e,t=mn(1)])=>{const r=Nn(.57735,.57735,.57735),s=t.cos();return Nn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Qo(r,e.rgb).mul(s.oneMinus())))))}),Hx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),qx=ln(([e,t=Nn(1),s=Nn(0),i=Nn(1),n=mn(1),a=Nn(p.getLuminanceCoefficients(new r,Ne))])=>{const o=e.rgb.dot(Nn(a)),u=qo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return hn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),hn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),hn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),An(u.rgb,e.a)}),jx=ln(([e,t])=>e.mul(t).floor().div(t));let Xx=null;class Kx extends Op{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Xx&&(Xx=new X),super(e,t,Xx)}getTextureForReference(){return Xx}updateReference(){return this}}const Yx=sn(Kx).setParameterLength(0,2),Qx=new t;class Zx extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Jx extends Zx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class eT extends hi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new Y;i.isRenderTargetTexture=!0,i.name="depth";const n=new se(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:be,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=va(0),this._cameraFar=va(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ei.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Jx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Jx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Qp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=jp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===eT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:_u({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}eT.COLOR="color",eT.DEPTH="depth";class tT extends eT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(eT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new fg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=ac.negate(),r=xd.mul($d),s=mn(1),i=r.mul(An(Kd,1)),n=r.mul(An(Kd.add(t),1)),a=No(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=An(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const rT=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=ln(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=ln(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),nT=ln(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),aT=ln(([e,t])=>{const r=Fn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Fn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=nT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),oT=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),uT=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),lT=ln(([e])=>{const t=Nn(e).toVar(),r=Nn(t.mul(t)).toVar(),s=Nn(r.mul(r)).toVar();return mn(15.5).mul(s.mul(r)).sub(La(40.14,s.mul(t))).add(La(31.96,s).sub(La(6.868,r.mul(t))).add(La(.4298,r).add(La(.1191,t).sub(.00232))))}),dT=ln(([e,t])=>{const r=Nn(e).toVar(),s=Fn(Nn(.856627153315983,.137318972929847,.11189821299995),Nn(.0951212405381588,.761241990602591,.0767994186031903),Nn(.0482516061458583,.101439036467562,.811302368396859)),i=Fn(Nn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Nn(-.11060664309660323,1.157823702216272,-.11060664309660294),Nn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=mn(-12.47393),a=mn(4.026069);return r.mulAssign(t),r.assign(uT.mul(r)),r.assign(s.mul(r)),r.assign(qo(r,1e-10)),r.assign(bo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(ou(r,0,1)),r.assign(lT(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(oT.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),cT=ln(([e,t])=>{const r=mn(.76),s=mn(.15);e=e.mul(t);const i=Ho(e.r,Ho(e.g,e.b)),n=xu(i.lessThan(.08),i.sub(La(6.25,i.mul(i))),.04);e.subAssign(n);const a=qo(e.r,qo(e.g,e.b));hn(a.lessThan(r),()=>e);const o=Fa(1,r),u=Fa(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Fa(1,Pa(1,s.mul(a.sub(u)).add(1)));return au(e,Nn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class hT extends li{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const pT=sn(hT).setParameterLength(1,3);class gT extends hT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const mT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function fT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Jd.z).negate()}const yT=ln(([e,t],r)=>{const s=fT(r);return du(e,t,s)}),bT=ln(([e],t)=>{const r=fT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),xT=ln(([e,t],r)=>{const s=fT(r),i=t.sub(Qd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),TT=ln(([e,t])=>An(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let _T=null,vT=null;class NT extends li{static get type(){return"RangeNode"}constructor(e=mn(),t=mn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(js(t.value)),i=e.getTypeLength(js(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Bl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(js(a)),d=e.getTypeLength(js(o));_T=_T||new s,vT=vT||new s,_T.setScalar(0),vT.setScalar(0),1===u?_T.setScalar(a):a.isColor?_T.set(a.r,a.g,a.b,1):_T.set(a.x,a.y,a.z||0,a.w||0),1===d?vT.setScalar(o):o.isColor?vT.set(o.r,o.g,o.b,1):vT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew RT(e,t),AT=ET("numWorkgroups","uvec3"),wT=ET("workgroupId","uvec3"),CT=ET("globalId","uvec3"),MT=ET("localId","uvec3"),BT=ET("subgroupSize","uint");class FT extends li{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const LT=sn(FT);class PT extends di{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class DT extends li{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new PT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class UT extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}UT.ATOMIC_LOAD="atomicLoad",UT.ATOMIC_STORE="atomicStore",UT.ATOMIC_ADD="atomicAdd",UT.ATOMIC_SUB="atomicSub",UT.ATOMIC_MAX="atomicMax",UT.ATOMIC_MIN="atomicMin",UT.ATOMIC_AND="atomicAnd",UT.ATOMIC_OR="atomicOr",UT.ATOMIC_XOR="atomicXor";const IT=sn(UT),OT=(e,t,r)=>IT(e,t,r).toStack();class VT extends hi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===VT.SUBGROUP_ELECT?"bool":t===VT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===VT.SUBGROUP_BROADCAST||r===VT.SUBGROUP_SHUFFLE||r===VT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===VT.SUBGROUP_SHUFFLE_XOR||r===VT.SUBGROUP_SHUFFLE_DOWN||r===VT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}VT.SUBGROUP_ELECT="subgroupElect",VT.SUBGROUP_BALLOT="subgroupBallot",VT.SUBGROUP_ADD="subgroupAdd",VT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",VT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",VT.SUBGROUP_MUL="subgroupMul",VT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",VT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",VT.SUBGROUP_AND="subgroupAnd",VT.SUBGROUP_OR="subgroupOr",VT.SUBGROUP_XOR="subgroupXor",VT.SUBGROUP_MIN="subgroupMin",VT.SUBGROUP_MAX="subgroupMax",VT.SUBGROUP_ALL="subgroupAll",VT.SUBGROUP_ANY="subgroupAny",VT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",VT.QUAD_SWAP_X="quadSwapX",VT.QUAD_SWAP_Y="quadSwapY",VT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",VT.SUBGROUP_BROADCAST="subgroupBroadcast",VT.SUBGROUP_SHUFFLE="subgroupShuffle",VT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",VT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",VT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",VT.QUAD_BROADCAST="quadBroadcast";const kT=an(VT,VT.SUBGROUP_ELECT).setParameterLength(0),GT=an(VT,VT.SUBGROUP_BALLOT).setParameterLength(1),zT=an(VT,VT.SUBGROUP_ADD).setParameterLength(1),$T=an(VT,VT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),WT=an(VT,VT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),HT=an(VT,VT.SUBGROUP_MUL).setParameterLength(1),qT=an(VT,VT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),jT=an(VT,VT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),XT=an(VT,VT.SUBGROUP_AND).setParameterLength(1),KT=an(VT,VT.SUBGROUP_OR).setParameterLength(1),YT=an(VT,VT.SUBGROUP_XOR).setParameterLength(1),QT=an(VT,VT.SUBGROUP_MIN).setParameterLength(1),ZT=an(VT,VT.SUBGROUP_MAX).setParameterLength(1),JT=an(VT,VT.SUBGROUP_ALL).setParameterLength(0),e_=an(VT,VT.SUBGROUP_ANY).setParameterLength(0),t_=an(VT,VT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),r_=an(VT,VT.QUAD_SWAP_X).setParameterLength(1),s_=an(VT,VT.QUAD_SWAP_Y).setParameterLength(1),i_=an(VT,VT.QUAD_SWAP_DIAGONAL).setParameterLength(1),n_=an(VT,VT.SUBGROUP_BROADCAST).setParameterLength(2),a_=an(VT,VT.SUBGROUP_SHUFFLE).setParameterLength(2),o_=an(VT,VT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),u_=an(VT,VT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),l_=an(VT,VT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),d_=an(VT,VT.QUAD_BROADCAST).setParameterLength(1);let c_;function h_(e){c_=c_||new WeakMap;let t=c_.get(e);return void 0===t&&c_.set(e,t={}),t}function p_(e){const t=h_(e);return t.shadowMatrix||(t.shadowMatrix=va("mat4").setGroup(xa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function g_(e,t=Qd){const r=p_(e).mul(t);return r.xyz.div(r.w)}function m_(e){const t=h_(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function f_(e){const t=h_(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function y_(e){const t=h_(e);return t.viewPosition||(t.viewPosition=va(new r).setGroup(xa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const b_=e=>_d.transformDirection(m_(e).sub(f_(e))),x_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},T_=new WeakMap,__=[];class v_ extends li{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=In("vec3","totalDiffuse"),this.totalSpecularNode=In("vec3","totalSpecular"),this.outgoingLightNode=In("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Ji(e));else{let s=null;if(null!==r&&(s=x_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;T_.has(e)?s=T_.get(e):(s=new r(e),T_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Nn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class N_ extends li{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ei.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){S_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Qd)}}const S_=In("vec3","shadowPositionWorld");function R_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function E_(e,t){return t=R_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function w_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function C_(e,t){return t=w_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function M_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function B_(e,t,r){return r=C_(t,r=E_(e,r))}function F_(e,t,r){A_(e,r),M_(t,r)}var L_=Object.freeze({__proto__:null,resetRendererAndSceneState:B_,resetRendererState:E_,resetSceneState:C_,restoreRendererAndSceneState:F_,restoreRendererState:A_,restoreSceneState:M_,saveRendererAndSceneState:function(e,t,r={}){return r=w_(t,r=R_(e,r))},saveRendererState:R_,saveSceneState:w_});const P_=new WeakMap,D_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),U_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=Lc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=fx(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(yx(0,5,l).mul(u)),t.z),i(t.xy.add(yx(1,5,l).mul(u)),t.z),i(t.xy.add(yx(2,5,l).mul(u)),t.z),i(t.xy.add(yx(3,5,l).mul(u)),t.z),i(t.xy.add(yx(4,5,l).mul(u)),t.z)).mul(.2)}),I_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=xn(1).div(n),o=a.x,u=a.y,l=t.xy,d=So(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ba(i(l,t.z),i(l.add(xn(o,0)),t.z),i(l.add(xn(0,u)),t.z),i(l.add(a),t.z),au(i(l.add(xn(o.negate(),0)),t.z),i(l.add(xn(o.mul(2),0)),t.z),d.x),au(i(l.add(xn(o.negate(),u)),t.z),i(l.add(xn(o.mul(2),u)),t.z),d.x),au(i(l.add(xn(0,u.negate())),t.z),i(l.add(xn(0,u.mul(2))),t.z),d.y),au(i(l.add(xn(o,u.negate())),t.z),i(l.add(xn(o,u.mul(2))),t.z),d.y),au(au(i(l.add(xn(o.negate(),u.negate())),t.z),i(l.add(xn(o.mul(2),u.negate())),t.z),d.x),au(i(l.add(xn(o.negate(),u.mul(2))),t.z),i(l.add(xn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),O_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Dl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=qo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?jo(n,t.z):jo(t.z,n),u=mn(1).toVar();return hn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),u.assign(qo(o,r))}),u}),V_=e=>{let t=P_.get(e);return void 0===t&&(t=new fg,t.colorNode=An(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,P_.set(e,t)),t},k_=e=>{const t=P_.get(e);void 0!==t&&(t.dispose(),P_.delete(e))},G_=new my,z_=[],$_=(e,t,r,s)=>{z_[0]=e,z_[1]=t;let i=G_.get(z_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Ye)&&(s&&(Ks(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,G_.set(z_,i)),z_[0]=null,z_[1]=null,i},W_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanVertical"),a=mn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),H_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanHorizontal"),a=mn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ba(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),q_=[D_,U_,I_,O_];let j_;const X_=new lx;class K_ extends N_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,mn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Lc("bias","float",r).setGroup(xa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Lc("near","float",r.camera).setGroup(xa),s=Lc("far","float",r.camera).setGroup(xa);n=Zp(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return q_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Qe:Ze;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type;if(o===Je||o===et?(n.minFilter=oe,n.magFilter=oe):(n.minFilter=w,n.magFilter=w),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===Ye&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}));let t=Dl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Dl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Lc("blurSamples","float",i).setGroup(xa),o=Lc("radius","float",i).setGroup(xa),u=Lc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new fg);l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new fg),l.fragmentNode=H_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=Lc("intensity","float",i).setGroup(xa),l=Lc("normalBias","float",i).setGroup(xa),d=p_(s).mul(S_.add(cc.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=o===Ye&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:a.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?m=Mc(a.texture,c.xyz):(m=Dl(a.texture,c),n.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?au(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():au(1,g,u).toVar(),this.shadowMap=a,this.shadow.map=a;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,El().mul(wl(Dl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return ln(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");j_=B_(i,n,j_),n.overrideMaterial=V_(r),i.setRenderObjectFunction($_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Ye&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,F_(i,n,j_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),X_.material=this.vsmMaterialVertical,X_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),X_.material=this.vsmMaterialHorizontal,X_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,k_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const Y_=(e,t)=>new K_(e,t),Q_=new e,Z_=new a,J_=new r,ev=new r,tv=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],rv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],sv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],iv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],nv=ln(({depthTexture:e,bd3D:t,dp:r})=>Mc(e,t).compare(r)),av=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Lc("radius","float",s).setGroup(xa),n=Lc("mapSize","vec2",s).setGroup(xa),a=i.div(n.x),o=Bo(t),u=No(Zo(t,o.x.greaterThan(o.z).select(Nn(0,1,0),Nn(1,0,0)))),l=Zo(t,u),d=fx(Yl.xy).mul(6.28318530718),c=yx(0,5,d),h=yx(1,5,d),p=yx(2,5,d),g=yx(3,5,d),m=yx(4,5,d);return Mc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Mc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),ov=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),l=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),d=Lc("bias","float",s).setGroup(xa),c=mn(1).toVar();return hn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Yp(o.negate(),u,l),r.subAssign(d)):(r=Kp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class uv extends K_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?nv:av}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return ov({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Qe:Ze;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?tv:sv,d=u?rv:iv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),J_.setFromMatrixPosition(s.matrixWorld),a.position.copy(J_),ev.copy(a.position),ev.add(l[e]),a.up.copy(d[e]),a.lookAt(ev),a.updateMatrixWorld(),o.makeTranslation(-J_.x,-J_.y,-J_.z),Z_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Z_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const lv=(e,t)=>new uv(e,t);class dv extends Fp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||va(this.color).setGroup(xa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ei.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return y_(this.light).sub(e.context.positionView||Jd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return Y_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Ji(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const cv=ln(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),hv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=cv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class pv extends dv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(2).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return lv(this.light)}setupDirect(e){return hv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const gv=ln(([e=El()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),mv=ln(([e=El()],{renderer:t,material:r})=>{const s=nu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=mn(s.fwidth()).toVar();i=du(e.oneMinus(),e.add(1),s).oneMinus()}else i=xu(s.greaterThan(1),0,1);return i}),fv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=bn(e).toVar();return xu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),yv=ln(([e,t])=>{const r=bn(t).toVar(),s=mn(e).toVar();return xu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),bv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),xv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(bv(r)),r.sub(mn(t))}),Tv=Pb([ln(([e,t,r,s,i,n])=>{const a=mn(n).toVar(),o=mn(i).toVar(),u=mn(s).toVar(),l=mn(r).toVar(),d=mn(t).toVar(),c=mn(e).toVar(),h=mn(Fa(1,o)).toVar();return 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mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=mn(d).toVar(),h=mn(l).toVar(),p=mn(u).toVar(),g=Nn(o).toVar(),m=Nn(a).toVar(),f=Nn(n).toVar(),y=Nn(i).toVar(),b=Nn(s).toVar(),x=Nn(r).toVar(),T=Nn(t).toVar(),_=Nn(e).toVar(),v=mn(Fa(1,p)).toVar(),N=mn(Fa(1,h)).toVar();return mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),vv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=yn(e).toVar(),a=yn(n.bitAnd(yn(7))).toVar(),o=mn(fv(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,fv(a.lessThan(yn(4)),s,i))).toVar();return yv(o,bn(a.bitAnd(yn(1)))).add(yv(u,bn(a.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Nv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=yn(e).toVar(),u=yn(o.bitAnd(yn(15))).toVar(),l=mn(fv(u.lessThan(yn(8)),a,n)).toVar(),d=mn(fv(u.lessThan(yn(4)),n,fv(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return yv(l,bn(u.bitAnd(yn(1)))).add(yv(d,bn(u.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Sv=Pb([vv,Nv]),Rv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(Sv(n.x,i,s),Sv(n.y,i,s),Sv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Ev=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=Rn(e).toVar();return Nn(Sv(o.x,a,n,i),Sv(o.y,a,n,i),Sv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Pb([Rv,Ev]),wv=ln(([e])=>{const t=mn(e).toVar();return La(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Cv=ln(([e])=>{const t=mn(e).toVar();return La(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Mv=Pb([wv,ln(([e])=>{const t=Nn(e).toVar();return La(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Bv=Pb([Cv,ln(([e])=>{const t=Nn(e).toVar();return La(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Fv=ln(([e,t])=>{const r=fn(t).toVar(),s=yn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(fn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Lv=ln(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Fv(r,fn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Fv(r,fn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(4))),t.addAssign(e)}),Pv=ln(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar();return s.bitXorAssign(i),s.subAssign(Fv(i,fn(14))),n.bitXorAssign(s),n.subAssign(Fv(s,fn(11))),i.bitXorAssign(n),i.subAssign(Fv(n,fn(25))),s.bitXorAssign(i),s.subAssign(Fv(i,fn(16))),n.bitXorAssign(s),n.subAssign(Fv(s,fn(4))),i.bitXorAssign(n),i.subAssign(Fv(n,fn(14))),s.bitXorAssign(i),s.subAssign(Fv(i,fn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Dv=ln(([e])=>{const t=yn(e).toVar();return mn(t).div(mn(yn(fn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Uv=ln(([e])=>{const t=mn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Iv=Pb([ln(([e])=>{const t=fn(e).toVar(),r=yn(yn(1)).toVar(),s=yn(yn(fn(3735928559)).add(r.shiftLeft(yn(2))).add(yn(13))).toVar();return Pv(s.add(yn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(yn(2)).toVar(),n=yn().toVar(),a=yn().toVar(),o=yn().toVar();return n.assign(a.assign(o.assign(yn(fn(3735928559)).add(i.shiftLeft(yn(2))).add(yn(13))))),n.addAssign(yn(s)),a.addAssign(yn(r)),Pv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),ln(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=fn(e).toVar(),a=yn(yn(3)).toVar(),o=yn().toVar(),u=yn().toVar(),l=yn().toVar();return o.assign(u.assign(l.assign(yn(fn(3735928559)).add(a.shiftLeft(yn(2))).add(yn(13))))),o.addAssign(yn(n)),u.addAssign(yn(i)),l.addAssign(yn(s)),Pv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),ln(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=fn(e).toVar(),u=yn(yn(4)).toVar(),l=yn().toVar(),d=yn().toVar(),c=yn().toVar();return l.assign(d.assign(c.assign(yn(fn(3735928559)).add(u.shiftLeft(yn(2))).add(yn(13))))),l.addAssign(yn(o)),d.addAssign(yn(a)),c.addAssign(yn(n)),Lv(l,d,c),l.addAssign(yn(i)),Pv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),ln(([e,t,r,s,i])=>{const n=fn(i).toVar(),a=fn(s).toVar(),o=fn(r).toVar(),u=fn(t).toVar(),l=fn(e).toVar(),d=yn(yn(5)).toVar(),c=yn().toVar(),h=yn().toVar(),p=yn().toVar();return c.assign(h.assign(p.assign(yn(fn(3735928559)).add(d.shiftLeft(yn(2))).add(yn(13))))),c.addAssign(yn(l)),h.addAssign(yn(u)),p.addAssign(yn(o)),Lv(c,h,p),c.addAssign(yn(a)),h.addAssign(yn(n)),Pv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Ov=Pb([ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(Iv(s,r)).toVar(),n=Rn().toVar();return n.x.assign(i.bitAnd(fn(255))),n.y.assign(i.shiftRight(fn(8)).bitAnd(fn(255))),n.z.assign(i.shiftRight(fn(16)).bitAnd(fn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),ln(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=fn(e).toVar(),a=yn(Iv(n,i,s)).toVar(),o=Rn().toVar();return o.x.assign(a.bitAnd(fn(255))),o.y.assign(a.shiftRight(fn(8)).bitAnd(fn(255))),o.z.assign(a.shiftRight(fn(16)).bitAnd(fn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Vv=Pb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(xv(t.x,r)).toVar(),n=mn(xv(t.y,s)).toVar(),a=mn(Uv(i)).toVar(),o=mn(Uv(n)).toVar(),u=mn(Tv(Sv(Iv(r,s),i,n),Sv(Iv(r.add(fn(1)),s),i.sub(1),n),Sv(Iv(r,s.add(fn(1))),i,n.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=mn(_v(Sv(Iv(r,s,i),n,a,o),Sv(Iv(r.add(fn(1)),s,i),n.sub(1),a,o),Sv(Iv(r,s.add(fn(1)),i),n,a.sub(1),o),Sv(Iv(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Sv(Iv(r,s,i.add(fn(1))),n,a,o.sub(1)),Sv(Iv(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Sv(Iv(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),kv=Pb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(xv(t.x,r)).toVar(),n=mn(xv(t.y,s)).toVar(),a=mn(Uv(i)).toVar(),o=mn(Uv(n)).toVar(),u=Nn(Tv(Av(Ov(r,s),i,n),Av(Ov(r.add(fn(1)),s),i.sub(1),n),Av(Ov(r,s.add(fn(1))),i,n.sub(1)),Av(Ov(r.add(fn(1)),s.add(fn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Mv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=Nn(_v(Av(Ov(r,s,i),n,a,o),Av(Ov(r.add(fn(1)),s,i),n.sub(1),a,o),Av(Ov(r,s.add(fn(1)),i),n,a.sub(1),o),Av(Ov(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Av(Ov(r,s,i.add(fn(1))),n,a,o.sub(1)),Av(Ov(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Av(Ov(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Av(Ov(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Gv=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Dv(Iv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Dv(Iv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Dv(Iv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Dv(Iv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),zv=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Nn(Dv(Iv(r,fn(0))),Dv(Iv(r,fn(1))),Dv(Iv(r,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Nn(Dv(Iv(r,s,fn(0))),Dv(Iv(r,s,fn(1))),Dv(Iv(r,s,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Nn(Dv(Iv(r,s,i,fn(0))),Dv(Iv(r,s,i,fn(1))),Dv(Iv(r,s,i,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Nn(Dv(Iv(r,s,i,n,fn(0))),Dv(Iv(r,s,i,n,fn(1))),Dv(Iv(r,s,i,n,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),$v=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=mn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(kv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar();return xn($v(o,a,n,i),$v(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(Wv(o,a,n,i)).toVar(),l=mn($v(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i)).toVar();return An(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),jv=Pb([ln(([e,t,r,s,i,n,a])=>{const o=fn(a).toVar(),u=mn(n).toVar(),l=fn(i).toVar(),d=fn(s).toVar(),c=fn(r).toVar(),h=fn(t).toVar(),p=xn(e).toVar(),g=Nn(zv(xn(h.add(d),c.add(l)))).toVar(),m=xn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=xn(xn(mn(h),mn(c)).add(m)).toVar(),y=xn(f.sub(p)).toVar();return hn(o.equal(fn(2)),()=>Bo(y.x).add(Bo(y.y))),hn(o.equal(fn(3)),()=>qo(Bo(y.x),Bo(y.y))),Qo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),ln(([e,t,r,s,i,n,a,o,u])=>{const l=fn(u).toVar(),d=mn(o).toVar(),c=fn(a).toVar(),h=fn(n).toVar(),p=fn(i).toVar(),g=fn(s).toVar(),m=fn(r).toVar(),f=fn(t).toVar(),y=Nn(e).toVar(),b=Nn(zv(Nn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Nn(Nn(mn(f),mn(m),mn(g)).add(b)).toVar(),T=Nn(x.sub(y)).toVar();return hn(l.equal(fn(2)),()=>Bo(T.x).add(Bo(T.y)).add(Bo(T.z))),hn(l.equal(fn(3)),()=>qo(Bo(T.x),Bo(T.y),Bo(T.z))),Qo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Xv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=mn(1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();l.assign(Ho(l,r))})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();hn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Yv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();hn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Pb([Xv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=mn(1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(Ho(d,n))})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Pb([Kv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const 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hn(c.equal(fn(0)),()=>{N.assign(kv(v))}),hn(c.equal(fn(1)),()=>{N.assign(zv(v))}),hn(c.equal(fn(2)),()=>{N.assign(Jv(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Wv(Nn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),hn(b,()=>{N.assign(ou(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),tN=ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(s).toVar(),m=mn(i).toVar(),f=mn(n).toVar(),y=mn(a).toVar(),b=bn(o).toVar(),x=fn(u).toVar(),T=mn(l).toVar(),_=mn(d).toVar(),v=h.mul(p).add(g),N=mn(0).toVar();return 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T=r.clearColorValue;T.r=cN.r,T.g=cN.g,T.b=cN.b,T.a=cN.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s.getClearDepth(),r.stencilClearValue=s.getClearStencil(),r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let pN=0;class gN{constructor(e="",t=[],r=0){this.name=e,this.bindings=t,this.index=r,this.id=pN++}}class mN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new gN(t.name,[],t.index);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class fN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class yN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class bN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class xN extends bN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class TN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let _N=0;class vN{constructor(e=null){this.id=_N++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class 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Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new TN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new gT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Zy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new vN,this.stack=eb();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=$N.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new LN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new PN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new DN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new UN(e);else if("color"===t)s=new IN(e);else if("mat2"===t)s=new ON(e);else if("mat3"===t)s=new VN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new kN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${ot} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Ks(this.object).useVelocity}}class jN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ei.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ei.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class XN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}XN.isNodeFunctionInput=!0;class KN extends dv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class YN extends dv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:b_(this.light),lightColor:e}}}class QN extends dv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=m_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=va(new e).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=cc.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class ZN extends dv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=va(0).setGroup(xa),this.penumbraCosNode=va(0).setGroup(xa),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(0).setGroup(xa),this.colorNode=va(this.color).setGroup(xa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return du(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=g_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(b_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=cv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Dl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class JN extends ZN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Dl(r,xn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class eS extends dv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Gl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=lN(cc,this.lightProbe);e.context.irradiance.addAssign(t)}}const tS=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class rS extends ZN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=mn(0),r=this.penumbraCosNode,s=p_(this.light).mul(e.context.positionWorld||Qd);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=tS(e.xy.sub(xn(.5)),xn(.5)),n=Pa(-1,Fa(1,Co(r)).sub(1));t.assign(uu(i.mul(-2).mul(n)))}),t}}const sS=new a,iS=new a;let nS=null;class aS extends dv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;iS.identity(),sS.copy(t.matrixWorld),sS.premultiply(r),iS.extractRotation(sS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(iS),this.halfHeight.value.applyMatrix4(iS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(nS.LTC_FLOAT_1),r=Dl(nS.LTC_FLOAT_2)):(t=Dl(nS.LTC_HALF_1),r=Dl(nS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:y_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){nS=e}}class oS{parseFunction(){d("Abstract function.")}}class uS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}uS.isNodeFunction=!0;const lS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,dS=/[a-z_0-9]+/gi,cS="#pragma main";class hS extends uS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(cS),r=-1!==t?e.slice(t+12):e,s=r.match(lS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=dS.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new fg),n.build();let r=e.stackTrace;!r&&e.stack&&(r=new Ds(e.stack)),o("TSL: "+e,r)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new mN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){mS[0]=e,mS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(mS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&fS.push(t.getCacheKey(!0)),i&&fS.push(i.getCacheKey()),n&&fS.push(n.getCacheKey()),fS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),fS.push(this.renderer.shadowMap.enabled?1:0),fS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(fS),this.callHashCache.set(mS,s),fS.length=0}return mS[0]=null,mS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===le||r.mapping===de||r.mapping===Re){if(e.backgroundBlurriness>0||r.mapping===Re)return Pf(r);{let e;return e=!0===r.isCubeTexture?Mc(r):Dl(r),Bg(e)}}if(!0===r.isTexture)return Dl(r,Xl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Lc("color","color",r).setGroup(xa),t=Lc("density","float",r).setGroup(xa);return TT(e,bT(t))}if(r.isFog){const e=Lc("color","color",r).setGroup(xa),t=Lc("near","float",r).setGroup(xa),s=Lc("far","float",r).setGroup(xa);return TT(e,yT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Mc(r):!0===r.isTexture?Dl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return gS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Px(e,Nn(Xl,$l("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return gS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new jN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const bS=new He;class xS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;BS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function DS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function US(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new yS(this,r),this._animation=new gy(this,this._nodes,this.info),this._attributes=new Ey(r),this._background=new hN(this,this._nodes),this._geometries=new My(this._attributes,this.info),this._textures=new Yy(this,r,this.info),this._pipelines=new Iy(r,this._nodes),this._bindings=new Oy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new xy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Wy(this.lighting),this._bundles=new vS,this._renderContexts=new Xy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises,l=!0===e.isScene?e:OS;null===r&&(r=e);const d=this._renderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new xS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(e,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u,await Promise.all(p)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Hd,t.modelNormalViewMatrix=qd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Hd&&e.modelNormalViewMatrix===qd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(kS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(kS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new xS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?zS:GS;t.isArrayCamera||($S.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix($S,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=VS.width,g.height=VS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(WS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=WS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=WS.copy(t).floor()}else t=WS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&WS.setFromMatrixPosition(e.matrixWorld).applyMatrix4($S);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,WS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),WS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4($S)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=M;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=dt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=B}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===Ye?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:HS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===B&&!1===i.forceSinglePass?(i.side=M,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=dt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=B):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class jS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class XS extends jS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Ry-e%Ry)%Ry;var e}get buffer(){return this._buffer}update(){return!0}}class KS extends XS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let YS=0;class QS extends KS{constructor(e,t){super("UniformBuffer_"+YS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class ZS extends KS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let rR=0;class sR extends tR{constructor(e,t){super(e,t),this.id=rR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class iR extends sR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class nR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class aR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const oR={bitcast_int_uint:new hT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new hT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},uR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},lR={low:"lowp",medium:"mediump",high:"highp"},dR={swizzleAssign:!0,storageBuffer:!1},cR={perspective:"smooth",linear:"noperspective"},hR={centroid:"centroid"},pR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class gR extends qN{constructor(e,t){super(e,t,new pS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=oR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==oR[e]&&this._include(e),uR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:Et:4===s&&(n=i?At:Se);const a={Float32Array:j,Uint8Array:Ve,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:Ve},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=lR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=lR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${cR[s.interpolationType]||s.interpolationType} ${hR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${cR[e.interpolationType]||e.interpolationType} ${hR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=dR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}dR[e]=t}return t}isFlipY(){return!0}getUniformBufferLimit(){const e=this.renderer.backend.gl;return e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE)}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new nR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new aR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new QS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new eR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let mR=null,fR=null;class yR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[wt.RENDER]:null,[wt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?wt.COMPUTE:wt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return mR=mR||new t,this.renderer.getDrawingBufferSize(mR)}setScissorTest(){}getClearColor(){const e=this.renderer;return fR=fR||new Qy,e.getClearColor(fR),fR.getRGB(fR),fR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ct(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${ot} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let bR,xR,TR=0;class _R{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class vR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:TR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new _R(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let RR,ER,AR,wR=!1;class CR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===wR&&(this._init(),wR=!0)}_init(){const e=this.gl;RR={[Vr]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Or]:e.MIRRORED_REPEAT},ER={[w]:e.NEAREST,[kr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},AR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[Ze]:e.LEQUAL,[$r]:e.EQUAL,[Qe]:e.GEQUAL,[zr]:e.GREATER,[Gr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,RR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,RR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,RR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,ER[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===oe&&u?K:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,ER[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,AR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==nt&&t.minFilter!==K)return;if(t.type===j&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function MR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class FR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const LR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class PR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class IR extends yR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new BR(this),this.capabilities=new FR(this),this.attributeUtils=new vR(this),this.textureUtils=new CR(this),this.bufferRenderer=new PR(this),this.state=new NR(this),this.utils=new SR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),!0===t.reversedDepthBuffer&&this.extensions.has("EXT_clip_control")&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new UR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eLR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=jy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const OR="point-list",VR="line-list",kR="line-strip",GR="triangle-list",zR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},$R="never",WR="less",HR="equal",qR="less-equal",jR="greater",XR="not-equal",KR="greater-equal",YR="always",QR="store",ZR="load",JR="clear",eE="ccw",tE="cw",rE="none",sE="back",iE="uint16",nE="uint32",aE="r8unorm",oE="r8snorm",uE="r8uint",lE="r8sint",dE="r16uint",cE="r16sint",hE="r16float",pE="rg8unorm",gE="rg8snorm",mE="rg8uint",fE="rg8sint",yE="r32uint",bE="r32sint",xE="r32float",TE="rg16uint",_E="rg16sint",vE="rg16float",NE="rgba8unorm",SE="rgba8unorm-srgb",RE="rgba8snorm",EE="rgba8uint",AE="rgba8sint",wE="bgra8unorm",CE="bgra8unorm-srgb",ME="rgb9e5ufloat",BE="rgb10a2unorm",FE="rg11b10ufloat",LE="rg32uint",PE="rg32sint",DE="rg32float",UE="rgba16uint",IE="rgba16sint",OE="rgba16float",VE="rgba32uint",kE="rgba32sint",GE="rgba32float",zE="depth16unorm",$E="depth24plus",WE="depth24plus-stencil8",HE="depth32float",qE="depth32float-stencil8",jE="bc1-rgba-unorm",XE="bc1-rgba-unorm-srgb",KE="bc2-rgba-unorm",YE="bc2-rgba-unorm-srgb",QE="bc3-rgba-unorm",ZE="bc3-rgba-unorm-srgb",JE="bc4-r-unorm",eA="bc4-r-snorm",tA="bc5-rg-unorm",rA="bc5-rg-snorm",sA="bc6h-rgb-ufloat",iA="bc6h-rgb-float",nA="bc7-rgba-unorm",aA="bc7-rgba-unorm-srgb",oA="etc2-rgb8unorm",uA="etc2-rgb8unorm-srgb",lA="etc2-rgb8a1unorm",dA="etc2-rgb8a1unorm-srgb",cA="etc2-rgba8unorm",hA="etc2-rgba8unorm-srgb",pA="eac-r11unorm",gA="eac-r11snorm",mA="eac-rg11unorm",fA="eac-rg11snorm",yA="astc-4x4-unorm",bA="astc-4x4-unorm-srgb",xA="astc-5x4-unorm",TA="astc-5x4-unorm-srgb",_A="astc-5x5-unorm",vA="astc-5x5-unorm-srgb",NA="astc-6x5-unorm",SA="astc-6x5-unorm-srgb",RA="astc-6x6-unorm",EA="astc-6x6-unorm-srgb",AA="astc-8x5-unorm",wA="astc-8x5-unorm-srgb",CA="astc-8x6-unorm",MA="astc-8x6-unorm-srgb",BA="astc-8x8-unorm",FA="astc-8x8-unorm-srgb",LA="astc-10x5-unorm",PA="astc-10x5-unorm-srgb",DA="astc-10x6-unorm",UA="astc-10x6-unorm-srgb",IA="astc-10x8-unorm",OA="astc-10x8-unorm-srgb",VA="astc-10x10-unorm",kA="astc-10x10-unorm-srgb",GA="astc-12x10-unorm",zA="astc-12x10-unorm-srgb",$A="astc-12x12-unorm",WA="astc-12x12-unorm-srgb",HA="clamp-to-edge",qA="repeat",jA="mirror-repeat",XA="linear",KA="nearest",YA="zero",QA="one",ZA="src",JA="one-minus-src",ew="src-alpha",tw="one-minus-src-alpha",rw="dst",sw="one-minus-dst",iw="dst-alpha",nw="one-minus-dst-alpha",aw="src-alpha-saturated",ow="constant",uw="one-minus-constant",lw="add",dw="subtract",cw="reverse-subtract",hw="min",pw="max",gw=0,mw=15,fw="keep",yw="zero",bw="replace",xw="invert",Tw="increment-clamp",_w="decrement-clamp",vw="increment-wrap",Nw="decrement-wrap",Sw="storage",Rw="read-only-storage",Ew="write-only",Aw="read-only",ww="read-write",Cw="non-filtering",Mw="comparison",Bw="float",Fw="unfilterable-float",Lw="depth",Pw="sint",Dw="uint",Uw="2d",Iw="3d",Ow="2d",Vw="2d-array",kw="cube",Gw="3d",zw="all",$w="vertex",Ww="instance",Hw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},qw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class jw extends tR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Xw extends XS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Kw=0;class Yw extends Xw{constructor(e,t){super("StorageBuffer_"+Kw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ri.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Qw extends Ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:XA}),this.flipYSampler=e.createSampler({minFilter:KA}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:JR,storeOp:QR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Qw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,sC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,iC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class nC extends uS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(rC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=sC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class aC extends oS{parseFunction(e){return new nC(e)}}const oC={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},uC={[Vr]:"repeat",[xe]:"clamp",[Or]:"mirror"},lC={vertex:zR.VERTEX,fragment:zR.FRAGMENT,compute:zR.COMPUTE},dC={instance:!0,swizzleAssign:!1,storageBuffer:!0},cC={"^^":"tsl_xor"},hC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},pC={},gC={tsl_xor:new hT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new hT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new hT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new hT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new hT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new hT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new hT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new hT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new hT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new hT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new hT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new hT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new hT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new hT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},mC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let fC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(fC+="diagnostic( off, derivative_uniformity );\n");class yC extends qN{constructor(e,t){super(e,t,new aC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${uC[e.wrapS]}S_${uC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=pC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Vr?(s.push(gC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(gC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Or?(s.push(gC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",pC[t]=r=new hT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){const a=!0===e.isStorageTexture;let o;return null!==s||a||(s="0u"),n&&(r=`${r} + ${n}`),i?o=a?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:a?o=`textureLoad( ${t}, ${r} )`:(o=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(o+=".x")),o}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===j||!1===this.isSampleCompare(e)&&e.minFilter===w&&e.magFilter===w||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=cC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ri.READ_WRITE):ri.READ_ONLY:e.access}getStorageAccess(e,t){return oC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new aR(i.name,i.node,o,n):new iR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new nR(i.name,i.node,o,n):"texture3D"===t&&(s=new aR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(lC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new jw(`${i.name}_sampler`,i.node,o);e.setVisibility(lC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?QS:Yw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|lC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new eR(u,o),e.setVisibility(zR.VERTEX|zR.FRAGMENT|zR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=tC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return hC[e]||e}isAvailable(e){let t=dC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),dC[e]=t),t}getUniformBufferLimit(){return this.renderer.backend.device.limits.maxUniformBufferBindingSize}_getWGSLMethod(e){return void 0!==gC[e]&&this._include(e),mC[e]}_include(e){const t=gC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${fC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class bC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?WE:$E),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?OR:e.isLineSegments||e.isMesh&&!0===t.wireframe?VR:e.isLine?kR:e.isMesh?GR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return wE;if(e===be)return OE;throw new Error("Unsupported output buffer type.")}}const xC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&xC.set(Float16Array,["float16"]);const TC=new Map([[at,["float16"]]]),_C=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class vC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Xr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=zw;let o;o=t.isSampledCubeTexture?kw:t.isSampledTexture3D?Gw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Vw:Ow,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&zR.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=Sw:e.type=Rw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ri.READ_WRITE?ww:t===ri.WRITE_ONLY?Ew:Aw,s.texture.isArrayTexture?e.viewDimension=Vw:s.texture.is3DTexture&&(e.viewDimension=Gw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Fw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Fw:t.sampleType=Lw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Pw:e===S?t.sampleType=Dw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Bw:t.sampleType=Fw)}s.isSampledCubeTexture?t.viewDimension=kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Vw:s.isSampledTexture3D&&(t.viewDimension=Gw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=Mw:t.type=Cw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===ee||s.blending===ke&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===ct){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:lw},r={srcFactor:i,dstFactor:n,operation:lw}};if(e.premultipliedAlpha)switch(s){case ke:i(QA,tw,QA,tw);break;case Ht:i(QA,QA,QA,QA);break;case Wt:i(YA,JA,YA,QA);break;case $t:i(rw,tw,YA,QA)}else switch(s){case ke:i(ew,tw,QA,tw);break;case Ht:i(ew,QA,QA,QA);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case $t:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ht:t=YA;break;case Vt:t=QA;break;case Ot:t=ZA;break;case Pt:t=JA;break;case Ge:t=ew;break;case ze:t=tw;break;case Ut:t=rw;break;case Lt:t=sw;break;case Dt:t=iw;break;case Ft:t=nw;break;case It:t=aw;break;case 211:t=ow;break;case 212:t=uw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=$R;break;case ts:t=YR;break;case es:t=WR;break;case Jr:t=qR;break;case Zr:t=HR;break;case Qr:t=KR;break;case Yr:t=jR;break;case Kr:t=XR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=fw;break;case ls:t=yw;break;case us:t=bw;break;case os:t=xw;break;case as:t=Tw;break;case ns:t=_w;break;case is:t=vw;break;case ss:t=Nw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case $e:t=lw;break;case Bt:t=dw;break;case Mt:t=cw;break;case hs:t=hw;break;case cs:t=pw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?iE:nE);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?tE:eE,s.cullMode=r.side===B?rE:sE,s}_getColorWriteMask(e){return!0===e.colorWrite?mw:gw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=YR;else{const r=this.backend.parameters.reversedDepthBuffer?er[e.depthFunc]:e.depthFunc;switch(r){case Jt:t=$R;break;case Zt:t=YR;break;case Qt:t=WR;break;case Yt:t=qR;break;case Kt:t=HR;break;case Xt:t=KR;break;case jt:t=jR;break;case qt:t=XR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class EC extends DR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class AC extends yR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new bC(this),this.attributeUtils=new vC(this),this.bindingUtils=new SC(this),this.pipelineUtils=new RC(this),this.textureUtils=new eC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Hw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Hw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${ot} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===be?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:ZR}),this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(i,n),!0===r.isBatchedMesh){const e=r._multiDrawStarts,n=r._multiDrawCounts,a=r._multiDrawCount,o=r._multiDrawInstances;null!==o&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");let u=!0===c?d.array.BYTES_PER_ELEMENT:1;s.wireframe&&(u=r.geometry.attributes.position.count>65535?4:2);for(let s=0;s1?0:s;!0===c?i.drawIndexed(n[s],a,e[s]/u,0,l):i.draw(n[s],a,e[s],l),t.update(r,n[s],a)}}else if(!0===c){const{vertexCount:s,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new IR(e)));super(new t(e),e),this.library=new MC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class FC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class LC{constructor(e,t=An(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new fg;r.name="RenderPipeline",this._quadMesh=new lx(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=bl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class PC extends LC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class DC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=oe,this.minFilter=oe,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class UC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=oe,this.minFilter=oe,this.wrapR=xe,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class IC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=oe,this.minFilter=oe,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class OC extends vx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class VC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new ws(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),mn()):new this.nodes[e]}}class kC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class GC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new VC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new kC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}const h=i.index,p=o.id,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.id=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ps.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Us(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Is=e=>Us(e),Os=e=>Us(e),Vs=(...e)=>Us(e),ks=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Gs=new WeakMap;function $s(e){return ks.get(e)}function zs(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Ws(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function qs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function js(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Xs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Qs(u[0]):null}function Ks(e){let t=Gs.get(e);return void 0===t&&(t={},Gs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Zs=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Qs,getAlignmentFromType:qs,getDataFromObject:Ks,getLengthFromType:Ws,getMemoryLengthFromType:Hs,getTypeFromLength:$s,getTypedArrayFromType:zs,getValueFromType:Xs,getValueType:js,hash:Vs,hashArray:Os,hashString:Is});const Js={VERTEX:"vertex",FRAGMENT:"fragment"},ei={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ti={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ri={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},si=["fragment","vertex"],ii=["setup","analyze","generate"],ni=[...si,"compute"],ai=["x","y","z","w"],oi={analyze:"setup",generate:"analyze"};let ui=0;class li extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ei.NONE,this.updateBeforeType=ei.NONE,this.updateAfterType=ei.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ui++}),this.stackTrace=null,!0===li.captureStackTrace&&(this.stackTrace=new Ds)}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ei.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ei.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ei.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}li.captureStackTrace=!1;class di extends li{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ 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i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class pi extends hi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const gi=ai.join("");class mi extends li{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ai.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===gi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class fi extends hi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");li.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==vi?vi.assign(this,...e):o("TSL: No stack defined for assign operation. 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n=0;n<4;n++){t=wi[e]+wi[i]+wi[n],r=Ci[e]+Ci[i]+Ci[n],s=Mi[e]+Mi[i]+Mi[n],Ai(t,r,s);for(let a=0;a<4;a++)t=wi[e]+wi[i]+wi[n]+wi[a],r=Ci[e]+Ci[i]+Ci[n]+Ci[a],s=Mi[e]+Mi[i]+Mi[n]+Mi[a],Ai(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new di(this,new Ti(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};Object.defineProperties(li.prototype,Ei);const Bi=new WeakMap,Fi=function(e,t=null){for(const r in e)e[r]=Ji(e[r],t);return e},Li=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Ds),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...rn(d(t)))):null!==r?(r=Ji(r),n=(...s)=>i(new e(t,...rn(d(s)),r))):n=(...r)=>i(new e(t,...rn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Di=function(e,...t){return new e(...rn(t))};class Ui extends li{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Bi.get(e.constructor);void 0===s&&(s=new WeakMap,Bi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Ji(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;tn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Ji(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return tn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Ji(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof li&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Ji(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Ji(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Ii extends li{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ui(this,e)}setup(){return this.call()}}const Oi=[!1,!0],Vi=[0,1,2,3],ki=[-1,-2],Gi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],$i=new Map;for(const e of Oi)$i.set(e,new Ti(e));const zi=new Map;for(const e of Vi)zi.set(e,new Ti(e,"uint"));const Wi=new Map([...zi].map(e=>new Ti(e.value,"int")));for(const e of ki)Wi.set(e,new Ti(e,"int"));const Hi=new Map([...Wi].map(e=>new Ti(e.value)));for(const e of Gi)Hi.set(e,new Ti(e));for(const e of Gi)Hi.set(-e,new Ti(-e));const qi={bool:$i,uint:zi,ints:Wi,float:Hi},ji=new Map([...$i,...Hi]),Xi=(e,t)=>ji.has(e)?ji.get(e):!0===e.isNode?e:new Ti(e,t),Ki=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Ds),new Ti(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Xs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return en(t.get(r[0]));if(1===r.length){const t=Xi(r[0],e);return t.nodeType===e?en(t):en(new ci(t,e))}const s=r.map(e=>Xi(e));return en(new pi(s,e))}},Yi=e=>"object"==typeof e&&null!==e?e.value:e,Qi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Zi(e,t){return new Ii(e,t)}const Ji=(e,t=null)=>function(e,t=null){const r=js(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Ji(Xi(e,t)):"shader"===r?e.isFn?e:ln(e):e}(e,t),en=(e,t=null)=>Ji(e,t).toVarIntent(),tn=(e,t=null)=>new Fi(e,t),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),nn=(e,...t)=>new Di(e,...t),an=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let on=0;class un extends li{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Ds),t=null)),this.shaderNode=new Zi(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+on++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function ln(e,t=null){const r=new un(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const dn=e=>{vi=e},cn=()=>vi,hn=(...e)=>vi.If(...e);function pn(e){return vi&&vi.addToStack(e),e}Si("toStack",pn);const gn=new Ki("color"),mn=new Ki("float",qi.float),fn=new Ki("int",qi.ints),yn=new Ki("uint",qi.uint),bn=new Ki("bool",qi.bool),xn=new Ki("vec2"),Tn=new Ki("ivec2"),_n=new Ki("uvec2"),vn=new Ki("bvec2"),Nn=new Ki("vec3"),Sn=new Ki("ivec3"),Rn=new Ki("uvec3"),En=new Ki("bvec3"),An=new Ki("vec4"),wn=new Ki("ivec4"),Cn=new Ki("uvec4"),Mn=new Ki("bvec4"),Bn=new Ki("mat2"),Fn=new Ki("mat3"),Ln=new Ki("mat4");Si("toColor",gn),Si("toFloat",mn),Si("toInt",fn),Si("toUint",yn),Si("toBool",bn),Si("toVec2",xn),Si("toIVec2",Tn),Si("toUVec2",_n),Si("toBVec2",vn),Si("toVec3",Nn),Si("toIVec3",Sn),Si("toUVec3",Rn),Si("toBVec3",En),Si("toVec4",An),Si("toIVec4",wn),Si("toUVec4",Cn),Si("toBVec4",Mn),Si("toMat2",Bn),Si("toMat3",Fn),Si("toMat4",Ln);const Pn=sn(di).setParameterLength(2),Dn=(e,t)=>new ci(Ji(e),t);Si("element",Pn),Si("convert",Dn);Si("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Ds),pn(e)));class Un extends li{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Is(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const In=(e,t)=>new Un(e,t),On=(e,t)=>new Un(e,t,!0),Vn=nn(Un,"vec4","DiffuseColor"),kn=nn(Un,"vec3","DiffuseContribution"),Gn=nn(Un,"vec3","EmissiveColor"),$n=nn(Un,"float","Roughness"),zn=nn(Un,"float","Metalness"),Wn=nn(Un,"float","Clearcoat"),Hn=nn(Un,"float","ClearcoatRoughness"),qn=nn(Un,"vec3","Sheen"),jn=nn(Un,"float","SheenRoughness"),Xn=nn(Un,"float","Iridescence"),Kn=nn(Un,"float","IridescenceIOR"),Yn=nn(Un,"float","IridescenceThickness"),Qn=nn(Un,"float","AlphaT"),Zn=nn(Un,"float","Anisotropy"),Jn=nn(Un,"vec3","AnisotropyT"),ea=nn(Un,"vec3","AnisotropyB"),ta=nn(Un,"color","SpecularColor"),ra=nn(Un,"color","SpecularColorBlended"),sa=nn(Un,"float","SpecularF90"),ia=nn(Un,"float","Shininess"),na=nn(Un,"vec4","Output"),aa=nn(Un,"float","dashSize"),oa=nn(Un,"float","gapSize"),ua=nn(Un,"float","pointWidth"),la=nn(Un,"float","IOR"),da=nn(Un,"float","Transmission"),ca=nn(Un,"float","Thickness"),ha=nn(Un,"float","AttenuationDistance"),pa=nn(Un,"color","AttenuationColor"),ga=nn(Un,"float","Dispersion");class ma extends li{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const fa=e=>new ma(e),ya=(e,t=0)=>new ma(e,!0,t),ba=ya("frame"),xa=ya("render"),Ta=fa("object");class _a extends bi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Ta}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const va=(e,t)=>{const r=Qi(t||e);if(r===e&&(e=Xs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new _a(e,r)};class Na extends hi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Sa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Na(null,r.length,r)}else{const r=e[0],s=e[1];t=new Na(r,s)}return Ji(t)};Si("toArray",(e,t)=>Sa(Array(t).fill(e)));class Ra extends hi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ai.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?rn(t):tn(t[0]),new Aa(Ji(e),t));Si("call",wa);const Ca={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ma extends hi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ma(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ba=an(Ma,"+").setParameterLength(2,1/0).setName("add"),Fa=an(Ma,"-").setParameterLength(2,1/0).setName("sub"),La=an(Ma,"*").setParameterLength(2,1/0).setName("mul"),Pa=an(Ma,"/").setParameterLength(2,1/0).setName("div"),Da=an(Ma,"%").setParameterLength(2).setName("mod"),Ua=an(Ma,"==").setParameterLength(2).setName("equal"),Ia=an(Ma,"!=").setParameterLength(2).setName("notEqual"),Oa=an(Ma,"<").setParameterLength(2).setName("lessThan"),Va=an(Ma,">").setParameterLength(2).setName("greaterThan"),ka=an(Ma,"<=").setParameterLength(2).setName("lessThanEqual"),Ga=an(Ma,">=").setParameterLength(2).setName("greaterThanEqual"),$a=an(Ma,"&&").setParameterLength(2,1/0).setName("and"),za=an(Ma,"||").setParameterLength(2,1/0).setName("or"),Wa=an(Ma,"!").setParameterLength(1).setName("not"),Ha=an(Ma,"^^").setParameterLength(2).setName("xor"),qa=an(Ma,"&").setParameterLength(2).setName("bitAnd"),ja=an(Ma,"~").setParameterLength(1).setName("bitNot"),Xa=an(Ma,"|").setParameterLength(2).setName("bitOr"),Ka=an(Ma,"^").setParameterLength(2).setName("bitXor"),Ya=an(Ma,"<<").setParameterLength(2).setName("shiftLeft"),Qa=an(Ma,">>").setParameterLength(2).setName("shiftRight"),Za=ln(([e])=>(e.addAssign(1),e)),Ja=ln(([e])=>(e.subAssign(1),e)),eo=ln(([e])=>{const t=fn(e).toConst();return e.addAssign(1),t}),to=ln(([e])=>{const t=fn(e).toConst();return e.subAssign(1),t});Si("add",Ba),Si("sub",Fa),Si("mul",La),Si("div",Pa),Si("mod",Da),Si("equal",Ua),Si("notEqual",Ia),Si("lessThan",Oa),Si("greaterThan",Va),Si("lessThanEqual",ka),Si("greaterThanEqual",Ga),Si("and",$a),Si("or",za),Si("not",Wa),Si("xor",Ha),Si("bitAnd",qa),Si("bitNot",ja),Si("bitOr",Xa),Si("bitXor",Ka),Si("shiftLeft",Ya),Si("shiftRight",Qa),Si("incrementBefore",Za),Si("decrementBefore",Ja),Si("increment",eo),Si("decrement",to);const ro=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Ds),Da(fn(e),fn(t)));Si("modInt",ro);class so extends hi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===so.MAX||e===so.MIN)&&arguments.length>3){let i=new so(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===so.LENGTH||t===so.DISTANCE||t===so.DOT?"float":t===so.CROSS?"vec3":t===so.ALL||t===so.ANY?"bool":t===so.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===so.ONE_MINUS)i=Fa(1,t);else if(s===so.RECIPROCAL)i=Pa(1,t);else if(s===so.DIFFERENCE)i=Bo(Fa(t,r));else if(s===so.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=An(Nn(n),0):s=An(Nn(s),0);const a=La(s,n).xyz;i=No(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===so.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===so.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===so.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==so.MIN&&r!==so.MAX?r===so.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===so.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===so.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==so.DFDX&&r!==so.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}so.ALL="all",so.ANY="any",so.RADIANS="radians",so.DEGREES="degrees",so.EXP="exp",so.EXP2="exp2",so.LOG="log",so.LOG2="log2",so.SQRT="sqrt",so.INVERSE_SQRT="inversesqrt",so.FLOOR="floor",so.CEIL="ceil",so.NORMALIZE="normalize",so.FRACT="fract",so.SIN="sin",so.COS="cos",so.TAN="tan",so.ASIN="asin",so.ACOS="acos",so.ATAN="atan",so.ABS="abs",so.SIGN="sign",so.LENGTH="length",so.NEGATE="negate",so.ONE_MINUS="oneMinus",so.DFDX="dFdx",so.DFDY="dFdy",so.ROUND="round",so.RECIPROCAL="reciprocal",so.TRUNC="trunc",so.FWIDTH="fwidth",so.TRANSPOSE="transpose",so.DETERMINANT="determinant",so.INVERSE="inverse",so.EQUALS="equals",so.MIN="min",so.MAX="max",so.STEP="step",so.REFLECT="reflect",so.DISTANCE="distance",so.DIFFERENCE="difference",so.DOT="dot",so.CROSS="cross",so.POW="pow",so.TRANSFORM_DIRECTION="transformDirection",so.MIX="mix",so.CLAMP="clamp",so.REFRACT="refract",so.SMOOTHSTEP="smoothstep",so.FACEFORWARD="faceforward";const io=mn(1e-6),no=mn(1e6),ao=mn(Math.PI),oo=mn(2*Math.PI),uo=mn(2*Math.PI),lo=mn(.5*Math.PI),co=an(so,so.ALL).setParameterLength(1),ho=an(so,so.ANY).setParameterLength(1),po=an(so,so.RADIANS).setParameterLength(1),go=an(so,so.DEGREES).setParameterLength(1),mo=an(so,so.EXP).setParameterLength(1),fo=an(so,so.EXP2).setParameterLength(1),yo=an(so,so.LOG).setParameterLength(1),bo=an(so,so.LOG2).setParameterLength(1),xo=an(so,so.SQRT).setParameterLength(1),To=an(so,so.INVERSE_SQRT).setParameterLength(1),_o=an(so,so.FLOOR).setParameterLength(1),vo=an(so,so.CEIL).setParameterLength(1),No=an(so,so.NORMALIZE).setParameterLength(1),So=an(so,so.FRACT).setParameterLength(1),Ro=an(so,so.SIN).setParameterLength(1),Eo=an(so,so.COS).setParameterLength(1),Ao=an(so,so.TAN).setParameterLength(1),wo=an(so,so.ASIN).setParameterLength(1),Co=an(so,so.ACOS).setParameterLength(1),Mo=an(so,so.ATAN).setParameterLength(1,2),Bo=an(so,so.ABS).setParameterLength(1),Fo=an(so,so.SIGN).setParameterLength(1),Lo=an(so,so.LENGTH).setParameterLength(1),Po=an(so,so.NEGATE).setParameterLength(1),Do=an(so,so.ONE_MINUS).setParameterLength(1),Uo=an(so,so.DFDX).setParameterLength(1),Io=an(so,so.DFDY).setParameterLength(1),Oo=an(so,so.ROUND).setParameterLength(1),Vo=an(so,so.RECIPROCAL).setParameterLength(1),ko=an(so,so.TRUNC).setParameterLength(1),Go=an(so,so.FWIDTH).setParameterLength(1),$o=an(so,so.TRANSPOSE).setParameterLength(1),zo=an(so,so.DETERMINANT).setParameterLength(1),Wo=an(so,so.INVERSE).setParameterLength(1),Ho=an(so,so.MIN).setParameterLength(2,1/0),qo=an(so,so.MAX).setParameterLength(2,1/0),jo=an(so,so.STEP).setParameterLength(2),Xo=an(so,so.REFLECT).setParameterLength(2),Ko=an(so,so.DISTANCE).setParameterLength(2),Yo=an(so,so.DIFFERENCE).setParameterLength(2),Qo=an(so,so.DOT).setParameterLength(2),Zo=an(so,so.CROSS).setParameterLength(2),Jo=an(so,so.POW).setParameterLength(2),eu=e=>La(e,e),tu=e=>La(e,e,e),ru=e=>La(e,e,e,e),su=an(so,so.TRANSFORM_DIRECTION).setParameterLength(2),iu=e=>La(Fo(e),Jo(Bo(e),1/3)),nu=e=>Qo(e,e),au=an(so,so.MIX).setParameterLength(3),ou=(e,t=0,r=1)=>new so(so.CLAMP,Ji(e),Ji(t),Ji(r)),uu=e=>ou(e),lu=an(so,so.REFRACT).setParameterLength(3),du=an(so,so.SMOOTHSTEP).setParameterLength(3),cu=an(so,so.FACEFORWARD).setParameterLength(3),hu=ln(([e])=>{const t=Qo(e.xy,xn(12.9898,78.233)),r=Da(t,ao);return So(Ro(r).mul(43758.5453))}),pu=(e,t,r)=>au(t,r,e),gu=(e,t,r)=>du(t,r,e),mu=(e,t)=>jo(t,e),fu=cu,yu=To;Si("all",co),Si("any",ho),Si("radians",po),Si("degrees",go),Si("exp",mo),Si("exp2",fo),Si("log",yo),Si("log2",bo),Si("sqrt",xo),Si("inverseSqrt",To),Si("floor",_o),Si("ceil",vo),Si("normalize",No),Si("fract",So),Si("sin",Ro),Si("cos",Eo),Si("tan",Ao),Si("asin",wo),Si("acos",Co),Si("atan",Mo),Si("abs",Bo),Si("sign",Fo),Si("length",Lo),Si("lengthSq",nu),Si("negate",Po),Si("oneMinus",Do),Si("dFdx",Uo),Si("dFdy",Io),Si("round",Oo),Si("reciprocal",Vo),Si("trunc",ko),Si("fwidth",Go),Si("min",Ho),Si("max",qo),Si("step",mu),Si("reflect",Xo),Si("distance",Ko),Si("dot",Qo),Si("cross",Zo),Si("pow",Jo),Si("pow2",eu),Si("pow3",tu),Si("pow4",ru),Si("transformDirection",su),Si("mix",pu),Si("clamp",ou),Si("refract",lu),Si("smoothstep",gu),Si("faceForward",cu),Si("difference",Yo),Si("saturate",uu),Si("cbrt",iu),Si("transpose",$o),Si("determinant",zo),Si("inverse",Wo),Si("rand",hu);class bu extends li{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?In(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const xu=sn(bu).setParameterLength(2,3);Si("select",xu);class Tu extends li{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const _u=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Tu(r,t)},vu=e=>_u(e,{uniformFlow:!0}),Nu=(e,t)=>_u(e,{nodeName:t});function Su(e,t,r=null){return _u(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Ru(e,t=null){return _u(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Nu(e,t)}Si("context",_u),Si("label",Eu),Si("uniformFlow",vu),Si("setName",Nu),Si("builtinShadowContext",(e,t,r)=>Su(t,r,e)),Si("builtinAOContext",(e,t)=>Ru(t,e));class Au extends li{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const wu=sn(Au),Cu=(e,t=null)=>wu(e,t).toStack(),Mu=(e,t=null)=>wu(e,t,!0).toStack(),Bu=e=>wu(e).setIntent(!0).toStack();Si("toVar",Cu),Si("toConst",Mu),Si("toVarIntent",Bu);class Fu extends li{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>new Fu(Ji(e),t,r);class Pu extends li{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Lu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Js.VERTEX);e.flowNodeFromShaderStage(Js.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Du=sn(Pu).setParameterLength(1,2),Uu=e=>Du(e);Si("toVarying",Du),Si("toVertexStage",Uu);const Iu=ln(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return au(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou=ln(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return au(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu="WorkingColorSpace";class ku extends hi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Vu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=An(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=An(Fn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=An(Ou(i.rgb),i.a)),i):i}}const Gu=(e,t)=>new ku(Ji(e),Vu,t),$u=(e,t)=>new ku(Ji(e),t,Vu);Si("workingToColorSpace",Gu),Si("colorSpaceToWorking",$u);let zu=class extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Wu extends li{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ei.OBJECT}setGroup(e){return this.group=e,this}element(e){return new zu(this,Ji(e))}setNodeType(e){const t=va(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Hu(e,t,r);class ju extends hi{static get type(){return"ToneMappingNode"}constructor(e,t=Ku,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Vs(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=An(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Xu=(e,t,r)=>new ju(e,Ji(t),Ji(r)),Ku=qu("toneMappingExposure","float");Si("toneMapping",(e,t,r)=>Xu(t,r,e));const Yu=new WeakMap;function Qu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Zu extends bi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Qu(s.array,i):Qu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Du(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Ju(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Fn(new Zu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Ln(new Zu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Zu(e,t,r,s).setUsage(i)}const el=(e,t=null,r=0,s=0)=>Ju(e,t,r,s),tl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,f,!0),rl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,x,!0);Si("toAttribute",e=>el(e.value));class sl extends li{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ei.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const il=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Ds);for(let e=0;eil(e,r).setCount(t);Si("compute",nl),Si("computeKernel",il);class al extends li{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ol=e=>new al(Ji(e));function ul(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ol(e).setParent(t)}Si("cache",ul),Si("isolate",ol);class ll extends li{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const dl=sn(ll).setParameterLength(2);Si("bypass",dl);class cl extends li{static get type(){return"RemapNode"}constructor(e,t,r,s=mn(0),i=mn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const hl=sn(cl,null,null,{doClamp:!1}).setParameterLength(3,5),pl=sn(cl).setParameterLength(3,5);Si("remap",hl),Si("remapClamp",pl);class gl extends li{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const ml=sn(gl).setParameterLength(1,2),fl=e=>(e?xu(e,ml("discard")):ml("discard")).toStack();Si("discard",fl);class yl extends hi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const bl=(e,t=null,r=null)=>new yl(Ji(e),t,r);Si("renderOutput",bl);class xl extends hi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Tl=(e,t=null)=>new xl(Ji(e),t).toStack();Si("debug",Tl);class _l{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class vl extends li{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ei.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==_l&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Nl(e,t="",r=null){return(e=Ji(e)).before(new vl(e,t,r))}Si("toInspector",Nl);class Sl extends li{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Du(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Rl=(e,t=null)=>new Sl(e,t),El=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class Al extends li{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const wl=sn(Al).setParameterLength(1,2);class Cl extends _a{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ei.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Ml=sn(Cl).setParameterLength(1);class Bl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Fl=new N;class Ll extends _a{static get type(){return"TextureNode"}constructor(e=Fl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ei.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return El(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=va(this.value.matrix)),this._matrixUniform.mul(Nn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=va(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(fn(wl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Bl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=ln(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ei.OBJECT:ei.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;null!==this.compareNode&&(e.renderer.hasCompatibility(E.TEXTURE_COMPARE)?n=this.compareNode:null===this.value.compareFunction||this.value.compareFunction===A?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'))),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:r,biasNode:u,compareNode:l,compareStepNode:d,depthNode:c,gradNode:h,offsetNode:p}=s,g=this.generateUV(e,t),m=r?r.build(e,"float"):null,f=u?u.build(e,"float"):null,y=c?c.build(e,"int"):null,b=l?l.build(e,"float"):null,x=d?d.build(e,"float"):null,T=h?[h[0].build(e,"vec2"),h[1].build(e,"vec2")]:null,_=p?this.generateOffset(e,p):null,v=e.getVarFromNode(this);o=e.getPropertyName(v);let N=this.generateSnippet(e,i,g,m,f,y,b,T,_);null!==x&&(N=jo(ml(x,"float"),ml(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=$u(ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Ji(e).mul(Ml(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===w||r.magFilter===w)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Ji(t)}level(e){const t=this.clone();return t.levelNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}size(e){return wl(this,e)}bias(e){const t=this.clone();return t.biasNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}grad(e,t){const r=this.clone();return r.gradNode=[Ji(e),Ji(t)],r.referenceNode=this.getBase(),Ji(r)}depth(e){const t=this.clone();return t.depthNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}offset(e){const t=this.clone();return t.offsetNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Pl=sn(Ll).setParameterLength(1,4).setName("texture"),Dl=(e=Fl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Ji(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Pl(e,t,r,s),i},Ul=(...e)=>Dl(...e).setSampler(!1);class Il extends _a{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Ol=(e,t,r)=>new Il(e,t,r);class Vl extends di{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class kl extends Il{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?js(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ei.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew kl(e,t);class $l extends li{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const zl=sn($l).setParameterLength(1);let Wl,Hl;class ql extends li{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===ql.DPR?"float":this.scope===ql.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ei.NONE;return this.scope!==ql.SIZE&&this.scope!==ql.VIEWPORT&&this.scope!==ql.DPR||(e=ei.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ql.VIEWPORT?null!==t?Hl.copy(t.viewport):(e.getViewport(Hl),Hl.multiplyScalar(e.getPixelRatio())):this.scope===ql.DPR?this._output.value=e.getPixelRatio():null!==t?(Wl.width=t.width,Wl.height=t.height):e.getDrawingBufferSize(Wl)}setup(){const e=this.scope;let r=null;return r=e===ql.SIZE?va(Wl||(Wl=new t)):e===ql.VIEWPORT?va(Hl||(Hl=new s)):e===ql.DPR?va(1):xn(Yl.div(Kl)),this._output=r,r}generate(e){if(this.scope===ql.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Kl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()();let rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null,md=null;const fd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),yd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),bd=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),xd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===sd?sd=Gl(r).setGroup(xa).setName("cameraProjectionMatrices"):sd.array=r,t=sd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrix")}else null===rd&&(rd=va(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=rd;return t}).once()(),Td=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===nd?nd=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse"):nd.array=r,t=nd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrixInverse")}else null===id&&(id=va(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=id;return t}).once()(),_d=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===od?od=Gl(r).setGroup(xa).setName("cameraViewMatrices"):od.array=r,t=od.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraViewMatrix")}else null===ad&&(ad=va(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=ad;return t}).once()(),vd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ld?ld=Gl(r).setGroup(xa).setName("cameraWorldMatrices"):ld.array=r,t=ld.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraWorldMatrix")}else null===ud&&(ud=va(e.matrixWorld).setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=ud;return t}).once()(),Nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===cd?cd=Gl(r).setGroup(xa).setName("cameraNormalMatrices"):cd.array=r,t=cd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraNormalMatrix")}else null===dd&&(dd=va(e.normalMatrix).setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=dd;return t}).once()(),Sd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=hd;return t}).once()(),Rd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===md?md=Gl(r,"vec4").setGroup(xa).setName("cameraViewports"):md.array=r,t=md.element(fd).toConst("cameraViewport")}else null===gd&&(gd=An(0,0,Kl.x,Kl.y).toConst("cameraViewport")),t=gd;return t}).once()(),Ed=new C;class Ad extends li{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ei.OBJECT,this.uniformNode=new _a(null)}getNodeType(){const e=this.scope;return e===Ad.WORLD_MATRIX?"mat4":e===Ad.POSITION||e===Ad.VIEW_POSITION||e===Ad.DIRECTION||e===Ad.SCALE?"vec3":e===Ad.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ad.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ad.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ad.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ad.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ad.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ad.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Ed.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Ed.radius}}generate(e){const t=this.scope;return t===Ad.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ad.POSITION||t===Ad.VIEW_POSITION||t===Ad.DIRECTION||t===Ad.SCALE?this.uniformNode.nodeType="vec3":t===Ad.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ad.WORLD_MATRIX="worldMatrix",Ad.POSITION="position",Ad.SCALE="scale",Ad.VIEW_POSITION="viewPosition",Ad.DIRECTION="direction",Ad.RADIUS="radius";const wd=sn(Ad,Ad.DIRECTION).setParameterLength(1),Cd=sn(Ad,Ad.WORLD_MATRIX).setParameterLength(1),Md=sn(Ad,Ad.POSITION).setParameterLength(1),Bd=sn(Ad,Ad.SCALE).setParameterLength(1),Fd=sn(Ad,Ad.VIEW_POSITION).setParameterLength(1),Ld=sn(Ad,Ad.RADIUS).setParameterLength(1);class Pd extends Ad{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Dd=nn(Pd,Pd.DIRECTION),Ud=nn(Pd,Pd.WORLD_MATRIX),Id=nn(Pd,Pd.POSITION),Od=nn(Pd,Pd.SCALE),Vd=nn(Pd,Pd.VIEW_POSITION),kd=nn(Pd,Pd.RADIUS),Gd=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),$d=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),zd=ln(e=>e.context.modelViewMatrix||Wd).once()().toVar("modelViewMatrix"),Wd=_d.mul(Ud),Hd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),qd=ln(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return va("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),jd=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),An()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Xd=Rl("position","vec3"),Kd=Xd.toVarying("positionLocal"),Yd=Xd.toVarying("positionPrevious"),Qd=ln(e=>Ud.mul(Kd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Zd=ln(()=>Kd.transformDirection(Ud).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Jd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Td.mul(jd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),ec=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Jd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class tc extends li{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===M?"false":e.getFrontFacing()}}const rc=nn(tc),sc=mn(rc).mul(2).sub(1),ic=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(sc)),e}),nc=Rl("normal","vec3"),ac=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):nc,"vec3").once()().toVar("normalLocal"),oc=Jd.dFdx().cross(Jd.dFdy()).normalize().toVar("normalFlat"),uc=ln(e=>{let t;return t=e.isFlatShading()?oc:gc(ac).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),lc=ln(e=>{let t=uc.transformDirection(_d);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),dc=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=uc,!0!==e.isFlatShading()&&(t=ic(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),cc=dc.transformDirection(_d).toVar("normalWorld"),hc=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?dc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),pc=ln(([e,t=Ud])=>{const r=Fn(t),s=e.div(Nn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),gc=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Gd.mul(e);return _d.transformDirection(s)}),mc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),hc)).once(["NORMAL","VERTEX"])(),bc=new F,xc=new a,Tc=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),_c=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),vc=va(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(bc.copy(r),xc.makeRotationFromEuler(bc)):xc.identity(),xc}),Nc=ec.negate().reflect(dc),Sc=ec.negate().refract(dc,Tc),Rc=Nc.transformDirection(_d).toVar("reflectVector"),Ec=Sc.transformDirection(_d).toVar("reflectVector"),Ac=new L;class wc extends Ll{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===P?Rc:e.mapping===D?Ec:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Nn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Nn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Nn(t.x.negate(),t.yz)),vc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Cc=sn(wc).setParameterLength(1,4).setName("cubeTexture"),Mc=(e=Ac,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Ji(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Cc(e,t,r,s),i};class Bc extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class Fc extends li{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ei.OBJECT}element(e){return new Bc(this,Ji(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Ol(null,e,this.count):Array.isArray(this.getValueFromReference())?Gl(null,e):"texture"===e?Dl(null):"cubeTexture"===e?Mc(null):va(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Fc(e,t,r),Pc=(e,t,r,s)=>new Fc(e,t,s,r);class Dc extends Fc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Uc=(e,t,r=null)=>new Dc(e,t,r),Ic=El(),Oc=Jd.dFdx(),Vc=Jd.dFdy(),kc=Ic.dFdx(),Gc=Ic.dFdy(),$c=dc,zc=Vc.cross($c),Wc=$c.cross(Oc),Hc=zc.mul(kc.x).add(Wc.mul(Gc.x)),qc=zc.mul(kc.y).add(Wc.mul(Gc.y)),jc=Hc.dot(Hc).max(qc.dot(qc)),Xc=jc.equal(0).select(0,jc.inverseSqrt()),Kc=Hc.mul(Xc).toVar("tangentViewFrame"),Yc=qc.mul(Xc).toVar("bitangentViewFrame"),Qc=Rl("tangent","vec4"),Zc=Qc.xyz.toVar("tangentLocal"),Jc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?zd.mul(An(Zc,0)).xyz.toVarying("v_tangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),eh=Jc.transformDirection(_d).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),th=ln(([e,t],r)=>{let s=e.mul(Qc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),rh=th(nc.cross(Qc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),sh=th(ac.cross(Zc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ih=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?th(dc.cross(Jc),"v_bitangentView").normalize():Yc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),nh=th(cc.cross(eh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ah=Fn(Jc,ih,dc).toVar("TBNViewMatrix"),oh=ec.mul(ah),uh=ln(()=>{let e=ea.cross(ec);return e=e.cross(ea).normalize(),e=au(e,dc,Zn.mul($n.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),lh=e=>Ji(e).mul(.5).add(.5),dh=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class ch extends hi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=dh(i.xy):s===V?i=dh(i.yw):s!==I&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==I&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=ic(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=gc(i):t===U?n=ah.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=dc),n}}const hh=sn(ch).setParameterLength(1,2),ph=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||El()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),gh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(sc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class mh extends hi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ph({textureNode:this.textureNode,bumpScale:e});return gh({surf_pos:Jd,surf_norm:dc,dHdxy:t})}}const fh=sn(mh).setParameterLength(1,2),yh=new Map;class bh extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=yh.get(e);return void 0===r&&(r=Uc(e,t),yh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===bh.COLOR){const e=void 0!==t.color?this.getColor(r):Nn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===bh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===bh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===bh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===bh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===bh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===bh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===bh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===bh.NORMAL)t.normalMap?(s=hh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=G&&t.normalMap.format!=$&&t.normalMap.format!=z||(s.unpackNormalMode=O)):s=t.bumpMap?fh(this.getTexture("bump").r,this.getFloat("bumpScale")):dc;else if(r===bh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?hh(this.getTexture(r),this.getCache(r+"Scale","vec2")):dc;else if(r===bh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===bh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===bh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(rp.x,rp.y,rp.y.negate(),rp.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=rp;else if(r===bh.IRIDESCENCE_THICKNESS){const e=Lc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Lc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===bh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===bh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===bh.IOR)s=this.getFloat(r);else if(r===bh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===bh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===bh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}bh.ALPHA_TEST="alphaTest",bh.COLOR="color",bh.OPACITY="opacity",bh.SHININESS="shininess",bh.SPECULAR="specular",bh.SPECULAR_STRENGTH="specularStrength",bh.SPECULAR_INTENSITY="specularIntensity",bh.SPECULAR_COLOR="specularColor",bh.REFLECTIVITY="reflectivity",bh.ROUGHNESS="roughness",bh.METALNESS="metalness",bh.NORMAL="normal",bh.CLEARCOAT="clearcoat",bh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",bh.CLEARCOAT_NORMAL="clearcoatNormal",bh.EMISSIVE="emissive",bh.ROTATION="rotation",bh.SHEEN="sheen",bh.SHEEN_ROUGHNESS="sheenRoughness",bh.ANISOTROPY="anisotropy",bh.IRIDESCENCE="iridescence",bh.IRIDESCENCE_IOR="iridescenceIOR",bh.IRIDESCENCE_THICKNESS="iridescenceThickness",bh.IOR="ior",bh.TRANSMISSION="transmission",bh.THICKNESS="thickness",bh.ATTENUATION_DISTANCE="attenuationDistance",bh.ATTENUATION_COLOR="attenuationColor",bh.LINE_SCALE="scale",bh.LINE_DASH_SIZE="dashSize",bh.LINE_GAP_SIZE="gapSize",bh.LINE_WIDTH="linewidth",bh.LINE_DASH_OFFSET="dashOffset",bh.POINT_SIZE="size",bh.DISPERSION="dispersion",bh.LIGHT_MAP="light",bh.AO="ao";const xh=nn(bh,bh.ALPHA_TEST),Th=nn(bh,bh.COLOR),_h=nn(bh,bh.SHININESS),vh=nn(bh,bh.EMISSIVE),Nh=nn(bh,bh.OPACITY),Sh=nn(bh,bh.SPECULAR),Rh=nn(bh,bh.SPECULAR_INTENSITY),Eh=nn(bh,bh.SPECULAR_COLOR),Ah=nn(bh,bh.SPECULAR_STRENGTH),wh=nn(bh,bh.REFLECTIVITY),Ch=nn(bh,bh.ROUGHNESS),Mh=nn(bh,bh.METALNESS),Bh=nn(bh,bh.NORMAL),Fh=nn(bh,bh.CLEARCOAT),Lh=nn(bh,bh.CLEARCOAT_ROUGHNESS),Ph=nn(bh,bh.CLEARCOAT_NORMAL),Dh=nn(bh,bh.ROTATION),Uh=nn(bh,bh.SHEEN),Ih=nn(bh,bh.SHEEN_ROUGHNESS),Oh=nn(bh,bh.ANISOTROPY),Vh=nn(bh,bh.IRIDESCENCE),kh=nn(bh,bh.IRIDESCENCE_IOR),Gh=nn(bh,bh.IRIDESCENCE_THICKNESS),$h=nn(bh,bh.TRANSMISSION),zh=nn(bh,bh.THICKNESS),Wh=nn(bh,bh.IOR),Hh=nn(bh,bh.ATTENUATION_DISTANCE),qh=nn(bh,bh.ATTENUATION_COLOR),jh=nn(bh,bh.LINE_SCALE),Xh=nn(bh,bh.LINE_DASH_SIZE),Kh=nn(bh,bh.LINE_GAP_SIZE),Yh=nn(bh,bh.LINE_WIDTH),Qh=nn(bh,bh.LINE_DASH_OFFSET),Zh=nn(bh,bh.POINT_SIZE),Jh=nn(bh,bh.DISPERSION),ep=nn(bh,bh.LIGHT_MAP),tp=nn(bh,bh.AO),rp=va(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),sp=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class ip extends di{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const np=sn(ip).setParameterLength(2);class ap extends Il{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=$s(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ri.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return np(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ri.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=el(this.value),this._varying=Du(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const op=(e,t=null,r=0)=>new ap(e,t,r);class up extends li{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===up.VERTEX)s=e.getVertexIndex();else if(r===up.INSTANCE)s=e.getInstanceIndex();else if(r===up.DRAW)s=e.getDrawIndex();else if(r===up.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===up.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==up.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Du(this).build(e,t)}return i}}up.VERTEX="vertex",up.INSTANCE="instance",up.SUBGROUP="subgroup",up.INVOCATION_LOCAL="invocationLocal",up.INVOCATION_SUBGROUP="invocationSubgroup",up.DRAW="draw";const lp=nn(up,up.VERTEX),dp=nn(up,up.INSTANCE),cp=nn(up,up.SUBGROUP),hp=nn(up,up.INVOCATION_SUBGROUP),pp=nn(up,up.INVOCATION_LOCAL),gp=nn(up,up.DRAW);class mp extends li{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ei.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=op(s,"vec3",Math.max(s.count,1)).element(dp);else{const e=new W(s.array,3),t=s.usage===x?rl:tl;this.bufferColor=e,r=Nn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Kd).xyz;if(Kd.assign(n),e.needsPreviousData()&&Yd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=pc(ac,t);ac.assign(e)}null!==this.instanceColorNode&&On("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Yd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=op(s,"mat4",Math.max(i,1)).element(dp);else{if(16*i*4<=t.getUniformBufferLimit())r=Ol(s.array,"mat4",Math.max(i,1)).element(dp);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?rl:tl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Ln(...n)}}return r}}const fp=sn(mp).setParameterLength(2,3);class yp extends mp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const bp=sn(yp).setParameterLength(1);class xp extends li{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=dp:this.batchingIdNode=gp);const t=ln(([e])=>{const t=fn(wl(Ul(this.batchMesh._indirectTexture),0).x).toConst(),r=fn(e).mod(t).toConst(),s=fn(e).div(t).toConst();return Ul(this.batchMesh._indirectTexture,Tn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(fn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=fn(wl(Ul(s),0).x).toConst(),n=mn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Ln(Ul(s,Tn(a,o)),Ul(s,Tn(a.add(1),o)),Ul(s,Tn(a.add(2),o)),Ul(s,Tn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=ln(([e])=>{const t=fn(wl(Ul(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ul(l,Tn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);On("vec3","vBatchColor").assign(t)}const d=Fn(u);Kd.assign(u.mul(Kd));const c=ac.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;ac.assign(h),e.hasGeometryAttribute("tangent")&&Zc.mulAssign(d)}}const Tp=sn(xp).setParameterLength(1),_p=new WeakMap;class vp extends li{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ei.OBJECT,this.skinIndexNode=Rl("skinIndex","uvec4"),this.skinWeightNode=Rl("skinWeight","vec4"),this.bindMatrixNode=Lc("bindMatrix","mat4"),this.bindMatrixInverseNode=Lc("bindMatrixInverse","mat4"),this.boneMatricesNode=Pc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Kd,this.toPositionNode=Kd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ba(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=ac,r=Zc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ba(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Pc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Yd)}setup(e){e.needsPreviousData()&&Yd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();ac.assign(t),e.hasGeometryAttribute("tangent")&&Zc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;_p.get(t)!==e.frameId&&(_p.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Np=e=>new vp(e);class Sp extends li{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Sp(rn(e,"int")).toStack(),Ep=()=>ml("break").toStack(),Ap=new WeakMap,wp=new s,Cp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(lp).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ul(e,Tn(u,o)).depth(i).xyz.mul(t)});class Mp extends li{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=va(1),this.updateType=ei.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ap.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new q(m,h,p,a);f.type=j,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=mn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ul(this.mesh.morphTexture,Tn(fn(e).add(1),fn(dp))).r):t.assign(Lc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Kd.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&ac.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Bp=sn(Mp).setParameterLength(1);class Fp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Lp extends Fp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Pp extends Tu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Nn().toVar("directDiffuse"),directSpecular:Nn().toVar("directSpecular"),indirectDiffuse:Nn().toVar("indirectDiffuse"),indirectSpecular:Nn().toVar("indirectSpecular")};return{radiance:Nn().toVar("radiance"),irradiance:Nn().toVar("irradiance"),iblIrradiance:Nn().toVar("iblIrradiance"),ambientOcclusion:mn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Dp=sn(Pp);class Up extends Fp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Ip=new t;class Op extends Ll{static get type(){return"ViewportTextureNode"}constructor(e=Xl,t=null,r=null){let s=null;null===r?(s=new X,s.minFilter=K,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ei.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(Ip):Ip.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Ip.width&&s.image.height===Ip.height||(s.image.width=Ip.width,s.image.height=Ip.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Vp=sn(Op).setParameterLength(0,3),kp=sn(Op,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Gp=kp(),$p=(e=Xl,t=null)=>Gp.sample(e,t);let zp=null;class Wp extends Op{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===zp&&(zp=new Y),super(e,t,zp)}getTextureForReference(){return zp}}const Hp=sn(Wp).setParameterLength(0,2);class qp extends li{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===qp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===qp.DEPTH_BASE)null!==r&&(s=Jp().assign(r));else if(t===qp.DEPTH)s=e.isPerspectiveCamera?Kp(Jd.z,yd,bd):jp(Jd.z,yd,bd);else if(t===qp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Qp(r,yd,bd);s=jp(e,yd,bd)}else s=r;else s=jp(Jd.z,yd,bd);return s}}qp.DEPTH_BASE="depthBase",qp.DEPTH="depth",qp.LINEAR_DEPTH="linearDepth";const jp=(e,t,r)=>e.add(t).div(t.sub(r)),Xp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Kp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Yp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Qp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Zp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=bo(e.negate().div(t)),i=bo(r.div(t));return s.div(i)},Jp=sn(qp,qp.DEPTH_BASE),eg=nn(qp,qp.DEPTH),tg=sn(qp,qp.LINEAR_DEPTH).setParameterLength(0,1),rg=tg(Hp());eg.assign=e=>Jp(e);class sg extends li{static get type(){return"ClippingNode"}constructor(e=sg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===sg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===sg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return ln(()=>{const r=mn().toVar("distanceToPlane"),s=mn().toVar("distanceToGradient"),i=mn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Gl(t).setGroup(xa);Rp(n,({i:t})=>{const n=e.element(t);r.assign(Jd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(du(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Gl(e).setGroup(xa),n=mn(1).toVar("intersectionClipOpacity");Rp(a,({i:e})=>{const i=t.element(e);r.assign(Jd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(du(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}Vn.a.mulAssign(i),Vn.a.equal(0).discard()})()}setupDefault(e,t){return ln(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Gl(t).setGroup(xa);Rp(r,({i:t})=>{const r=e.element(t);Jd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Gl(e).setGroup(xa),r=bn(!0).toVar("clipped");Rp(s,({i:e})=>{const s=t.element(e);r.assign(Jd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),ln(()=>{const s=Gl(e).setGroup(xa),i=zl(t.getClipDistance());Rp(r,({i:e})=>{const t=s.element(e),r=Jd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}sg.ALPHA_TO_COVERAGE="alphaToCoverage",sg.DEFAULT="default",sg.HARDWARE="hardware";const ig=ln(([e])=>So(La(1e4,Ro(La(17,e.x).add(La(.1,e.y)))).mul(Ba(.1,Bo(Ro(La(13,e.y).add(e.x))))))),ng=ln(([e])=>ig(xn(ig(e.xy),e.z))),ag=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn(ng(_o(s.x.mul(e.xyz))),ng(_o(s.y.mul(e.xyz)))),n=So(bo(r)),a=Ba(La(n.oneMinus(),i.x),La(n,i.y)),o=Ho(n,n.oneMinus()),u=Nn(a.mul(a).div(La(2,o).mul(Fa(1,o))),a.sub(La(.5,o)).div(Fa(1,o)),Fa(1,Fa(1,a).mul(Fa(1,a)).div(La(2,o).mul(Fa(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return ou(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class og extends Sl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ug=(e=0)=>new og(e),lg=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=ln(([e,t])=>au(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),jo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),pg=ln(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return An(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),gg=ln(([e])=>An(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),mg=ln(([e])=>(hn(e.a.equal(0),()=>An(0)),An(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class fg extends Q{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Is(t.slice(0,-4)),r.getCacheKey());return this.type+Os(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Lu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=An(s,Vn.a).max(0);n=this.setupOutput(e,i),na.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&na.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=An(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new sg(sg.ALPHA_TO_COVERAGE):e.stack.addToStack(new sg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new sg(sg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Zp(Jd.z,yd,bd):jp(Jd.z,yd,bd))}null!==s&&eg.assign(s).toStack()}setupPositionView(){return zd.mul(Kd).xyz}setupModelViewProjection(){return xd.mul(Jd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),sp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Bp(t).toStack(),!0===t.isSkinnedMesh&&Np(t).toStack(),this.displacementMap){const e=Uc("displacementMap","texture"),t=Uc("displacementScale","float"),r=Uc("displacementBias","float");Kd.addAssign(ac.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Tp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&bp(t).toStack(),null!==this.positionNode&&Kd.assign(Lu(this.positionNode,"POSITION","vec3")),Kd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?An(this.colorNode):Th;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(ug())),t.instanceColor){s=On("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=On("vec3","vBatchColor").mul(s)}Vn.assign(s);const i=this.opacityNode?mn(this.opacityNode):Nh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):xh,!0===this.alphaToCoverage?(Vn.a=du(n,n.add(Go(Vn.a)),Vn.a),Vn.a.lessThanEqual(0).discard()):Vn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&Vn.a.lessThan(ag(Kd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):Bh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Uc("envMap","cubeTexture"):Uc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Up(ep)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=tp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Lp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Dp(n,t,r,s)}else null!==r&&(a=Nn(null!==s?au(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Gn.assign(Nn(i||vh)),a=a.add(Gn)),a}setupFog(e,t){const r=e.fogNode;return r&&(na.assign(t),t=An(r.toVar())),t}setupPremultipliedAlpha(e,t){return gg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=Q.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const yg=new Z;class bg extends fg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(yg),this.setValues(e)}}const xg=new J;class Tg extends fg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(xg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?mn(this.offsetNode):Qh,t=this.dashScaleNode?mn(this.dashScaleNode):jh,r=this.dashSizeNode?mn(this.dashSizeNode):Xh,s=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(r),oa.assign(s);const i=Du(Rl("lineDistance").mul(t));(e?i.add(e):i).mod(aa.add(oa)).greaterThan(aa).discard()}}const _g=new J;class vg extends fg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(_g),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=ee,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=ln(({start:e,end:t})=>{const r=xd.element(2).element(2),s=xd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return An(au(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=ln(()=>{const e=Rl("instanceStart"),t=Rl("instanceEnd"),r=An(zd.mul(An(e,1))).toVar("start"),s=An(zd.mul(An(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):jh,t=this.offsetNode?mn(this.offsetNode):Qh,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Xd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),On("float","lineDistance").assign(i)}n&&(On("vec3","worldStart").assign(r.xyz),On("vec3","worldEnd").assign(s.xyz));const o=Ql.z.div(Ql.w),u=xd.element(2).element(3).equal(-1);hn(u,()=>{hn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=xd.mul(r),d=xd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=An().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=au(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=On("vec4","worldPos");o.assign(Xd.y.lessThan(.5).select(r,s));const u=Yh.mul(.5);o.addAssign(An(Xd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(An(Xd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(An(a.mul(u),0)),hn(Xd.y.greaterThan(1).or(Xd.y.lessThan(0)),()=>{o.subAssign(An(a.mul(2).mul(u),0))})),g.assign(xd.mul(o));const l=Nn().toVar();l.assign(Xd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=xn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Xd.x.lessThan(0).select(e.negate(),e)),hn(Xd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Xd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Yh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Xd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(An(e,0,0)))}return g})();const o=ln(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return xn(h,p)});if(this.colorNode=ln(()=>{const e=El();if(i){const t=this.dashSizeNode?mn(this.dashSizeNode):Xh,r=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(t),oa.assign(r);const s=On("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(aa.add(oa)).greaterThan(aa).discard()}const a=mn(1).toVar("alpha");if(n){const e=On("vec3","worldStart"),s=On("vec3","worldEnd"),n=On("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Nn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Yh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(du(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=mn(s.fwidth()).toVar("dlen");hn(e.y.abs().greaterThan(1),()=>{a.assign(du(i.oneMinus(),i.add(1),s).oneMinus())})}else hn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Rl("instanceColorStart"),t=Rl("instanceColorEnd");u=Xd.y.lessThan(.5).select(e,t).mul(Th)}else u=Th;return An(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):Nh;this.outputNode=An(this.colorNode.rgb.mul(e).add($p().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const Ng=new te;class Sg extends fg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Ng),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):Nh;Vn.assign($u(An(lh(dc),e),re))}}const Rg=ln(([e=Zd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return xn(t,r)});class Eg extends se{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new L(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ie(5,5,5),n=Rg(Zd),a=new fg;a.colorNode=Dl(t,n,0),a.side=M,a.blending=ee;const o=new ne(i,a),u=new ae;u.add(o),t.minFilter===K&&(t.minFilter=oe);const l=new ue(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Ag=new WeakMap;class wg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Mc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ei.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===le||r===de){if(Ag.has(e)){const t=Ag.get(e);Mg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Eg(r.height);s.fromEquirectangularTexture(t,e),Mg(s.texture,e.mapping),this._cubeTexture=s.texture,Ag.set(e,s.texture),e.addEventListener("dispose",Cg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Cg(e){const t=e.target;t.removeEventListener("dispose",Cg);const r=Ag.get(t);void 0!==r&&(Ag.delete(t),r.dispose())}function Mg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const Bg=sn(wg).setParameterLength(1);class Fg extends Fp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Bg(this.envNode)}}class Lg extends Fp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=mn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Pg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Dg extends Pg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(An(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(An(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(Vn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case pe:s.rgb.assign(au(s.rgb,s.rgb.mul(i.rgb),Ah.mul(wh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,Ah.mul(wh)));break;case ce:s.rgb.addAssign(i.rgb.mul(Ah.mul(wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Ug=new ge;class Ig extends fg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ug),this.setValues(e)}setupNormal(){return ic(uc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Lg(ep)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new Dg}}const Og=ln(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Vg=ln(e=>e.diffuseColor.mul(1/Math.PI)),kg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Gg=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(t).clamp(),s=ec.dot(t).clamp(),i=Og({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=kg({dotNH:r});return i.mul(n).mul(a)});class $g extends Dg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Gg({lightDirection:e})).mul(Ah))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const zg=new me;class Wg extends fg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(zg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new $g(!1)}}const Hg=new fe;class qg extends fg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new $g}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):_h).max(1e-4);ia.assign(e);const t=this.specularNode||Sh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const jg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=uc.dFdx().abs().max(uc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Xg=ln(e=>{const{roughness:t}=e,r=jg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Kg=ln(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Pa(.5,i.add(n).max(io))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Yg=ln(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Nn(e.mul(r),t.mul(s),a).length()),l=a.mul(Nn(e.mul(i),t.mul(n),o).length());return Pa(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Qg=ln(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Zg=mn(1/Math.PI),Jg=ln(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Nn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Zg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),em=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=dc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(ec).normalize(),d=n.dot(e).clamp(),c=n.dot(ec).clamp(),h=n.dot(l).clamp(),p=ec.dot(l).clamp();let g,m,f=Og({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(ec),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(ec),a=ea.dot(l);g=Yg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Jg({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Kg({alpha:u,dotNL:d,dotNV:c}),m=Qg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),tm=new 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rm=null;const sm=ln(({roughness:e,dotNV:t})=>{null===rm&&(rm=new ye(tm,16,16,G,be),rm.name="DFG_LUT",rm.minFilter=oe,rm.magFilter=oe,rm.wrapS=xe,rm.wrapT=xe,rm.generateMipmaps=!1,rm.needsUpdate=!0);const r=xn(e,t);return Dl(rm,r).rg}),im=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=em({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=dc.dot(e).clamp(),l=dc.dot(ec).clamp(),d=sm({roughness:s,dotNV:l}),c=sm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=mn(1).sub(g),y=mn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(mn(1).sub(f.mul(y).mul(b).mul(b)).add(io)),T=f.mul(y),_=x.mul(T);return o.add(_)}),nm=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=sm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),am=ln(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Nn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),om=ln(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=mn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return mn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),um=ln(({dotNV:e,dotNL:t})=>mn(1).div(mn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),lm=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(e).clamp(),s=dc.dot(ec).clamp(),i=dc.dot(t).clamp(),n=om({roughness:jn,dotNH:i}),a=um({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),dm=ln(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=xn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),cm=ln(({f:e})=>{const t=e.length();return qo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),hm=ln(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,qo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),pm=ln(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Nn().toVar();return hn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Fn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Nn(0).toVar();f.addAssign(hm({v1:h,v2:p})),f.addAssign(hm({v1:p,v2:g})),f.addAssign(hm({v1:g,v2:m})),f.addAssign(hm({v1:m,v2:h})),c.assign(Nn(cm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=ln(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Nn().toVar();return hn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Nn(0).toVar();d.addAssign(hm({v1:n,v2:a})),d.addAssign(hm({v1:a,v2:o})),d.addAssign(hm({v1:o,v2:l})),d.addAssign(hm({v1:l,v2:n})),u.assign(Nn(cm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),mm=1/6,fm=e=>La(mm,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),ym=e=>La(mm,La(e,La(e,La(3,e).sub(6))).add(4)),bm=e=>La(mm,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),xm=e=>La(mm,Jo(e,3)),Tm=e=>fm(e).add(ym(e)),_m=e=>bm(e).add(xm(e)),vm=e=>Ba(-1,ym(e).div(fm(e).add(ym(e)))),Nm=e=>Ba(1,xm(e).div(bm(e).add(xm(e)))),Sm=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=Tm(a.x),u=_m(a.x),l=vm(a.x),d=Nm(a.x),c=vm(a.y),h=Nm(a.y),p=xn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=xn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=xn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=xn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Tm(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=_m(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Rm=ln(([e,t])=>{const r=xn(e.size(fn(t))),s=xn(e.size(fn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=Sm(e,An(i,r),_o(t)),o=Sm(e,An(n,s),vo(t));return So(t).mix(a,o)}),Em=ln(([e,t])=>{const r=t.mul(Ml(e));return Rm(e,r)}),Am=ln(([e,t,r,s,i])=>{const n=Nn(lu(t.negate(),No(e),Pa(1,s))),a=Nn(Lo(i[0].xyz),Lo(i[1].xyz),Lo(i[2].xyz));return No(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wm=ln(([e,t])=>e.mul(ou(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Cm=kp(),Mm=$p(),Bm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?Cm:Mm).sample(e),n=bo(Kl.x).mul(wm(t,r));return Rm(i,n)}),Fm=ln(([e,t,r])=>(hn(r.notEqual(0),()=>{const s=yo(t).negate().div(r);return mo(s.negate().mul(e))}),Nn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Lm=ln(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=An().toVar(),f=Nn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Nn(d.sub(i),d,d.add(i));Rp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Am(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(An(y,1))),x=xn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(xn(x.x,x.y.oneMinus()));const T=Bm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(Lo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Am(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(An(n,1))),y=xn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(xn(y.x,y.y.oneMinus())),m=Bm(y,r,d),f=s.mul(Fm(Lo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Nn(nm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return An(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Pm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Dm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Um=ln(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=au(e,t,du(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();hn(a.lessThan(0),()=>Nn(1));const o=a.sqrt(),u=Dm(n,e),l=Og({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=mn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Nn(1).add(t).div(Nn(1).sub(t))})(i.clamp(0,.9999)),g=Dm(p,n.toVec3()),m=Og({f0:g,f90:1,dotVH:o}),f=Nn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Nn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Nn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Rp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Nn(54856e-17,44201e-17,52481e-17),i=Nn(1681e3,1795300,2208400),n=Nn(43278e5,93046e5,66121e5),a=mn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Nn(o.x.add(a),o.y,o.z).div(1.0685e-7),Pm.mul(o)})(mn(e).mul(y),mn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Nn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Im=ln(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=mn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=mn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Om=Nn(.04),Vm=mn(1);class km extends Pg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Nn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Nn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Nn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Nn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Nn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=dc.dot(ec).clamp(),t=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,zn),this.iridescenceF0Dielectric=am({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=am({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,zn)}if(!0===this.transmission){const t=Qd,r=Sd.sub(Qd).normalize(),s=cc,i=e.context;i.backdrop=Lm(s,r,$n,kn,ra,sa,t,Ud,_d,xd,la,ca,pa,ha,this.dispersion?ga:null),i.backdropAlpha=da,Vn.a.mulAssign(au(1,i.backdrop.a,da))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=dc.dot(ec).clamp(),a=sm({roughness:$n,dotNV:n}),o=i?Xn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(lm({lightDirection:e})));const t=Im({normal:dc,viewDir:ec,roughness:jn}),r=Im({normal:dc,viewDir:e,roughness:jn}),i=qn.r.max(qn.g).max(qn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=hc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(em({lightDirection:e,f0:Om,f90:Vm,roughness:Hn,normalView:hc})))}r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(im({lightDirection:e,f0:ra,f90:1,roughness:$n,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=dc,h=ec,p=Jd.toVar(),g=dm({N:c,V:h,roughness:$n}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Fn(Nn(m.x,0,m.y),Nn(0,1,0),Nn(m.z,0,m.w)).toVar(),b=ra.mul(f.x).add(sa.sub(ra).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(pm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(pm({N:c,V:h,P:p,mInv:Fn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=hc,r=dm({N:t,V:h,roughness:Hn}),s=n.sample(r),i=a.sample(r),c=Fn(Nn(s.x,0,s.y),Nn(0,1,0),Nn(s.z,0,s.w)),g=Om.mul(i.x).add(Vm.sub(Om).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(pm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Vg({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(qn,Im({normal:dc,viewDir:ec,roughness:jn}))),!0===this.clearcoat){const e=hc.dot(ec).clamp(),t=nm({dotNV:e,specularColor:Om,specularF90:Vm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,zn),l=au(n,o,zn),d=i.add(n),c=kn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=dc.dot(ec).clamp().add(t),i=$n.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=hc.dot(ec).clamp(),r=Og({dotVH:e,f0:Om,f90:Vm}),s=t.mul(Wn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Wn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const Gm=mn(1),$m=mn(-2),zm=mn(.8),Wm=mn(-1),Hm=mn(.4),qm=mn(2),jm=mn(.305),Xm=mn(3),Km=mn(.21),Ym=mn(4),Qm=mn(4),Zm=mn(16),Jm=ln(([e])=>{const t=Nn(Bo(e)).toVar(),r=mn(-1).toVar();return hn(t.x.greaterThan(t.z),()=>{hn(t.x.greaterThan(t.y),()=>{r.assign(xu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}).Else(()=>{hn(t.z.greaterThan(t.y),()=>{r.assign(xu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),ef=ln(([e,t])=>{const r=xn().toVar();return hn(t.equal(0),()=>{r.assign(xn(e.z,e.y).div(Bo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(xn(e.x.negate(),e.z.negate()).div(Bo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(xn(e.x.negate(),e.y).div(Bo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(xn(e.z.negate(),e.y).div(Bo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(xn(e.x.negate(),e.z).div(Bo(e.y)))}).Else(()=>{r.assign(xn(e.x,e.y).div(Bo(e.z)))}),La(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),tf=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual(zm),()=>{t.assign(Gm.sub(e).mul(Wm.sub($m)).div(Gm.sub(zm)).add($m))}).ElseIf(e.greaterThanEqual(Hm),()=>{t.assign(zm.sub(e).mul(qm.sub(Wm)).div(zm.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Ym.sub(Xm)).div(jm.sub(Km)).add(Xm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rf=ln(([e,t])=>{const r=e.toVar();r.assign(La(2,r).sub(1));const s=Nn(r,1).toVar();return hn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),sf=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(tf(a),$m,n),l=So(u),d=_o(u),c=Nn(nf(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(nf(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),nf=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Jm(o)).toVar(),l=mn(qo(Qm.sub(a),0)).toVar();a.assign(qo(a,Qm));const d=mn(fo(a)).toVar(),c=xn(ef(o,u).mul(d.sub(2)).add(1)).toVar();return hn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(La(3,Zm))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),af=ln(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ro(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return nf(e,l,t,n,a,o)}),of=ln(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Nn(xu(t,r,Zo(r,s))).toVar();hn(h.equal(Nn(0)),()=>{h.assign(Nn(s.z,0,s.x.negate()))}),h.assign(No(h));const p=Nn().toVar();return p.addAssign(i.element(0).mul(af({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Rp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{Ep()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul(af({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(af({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),An(p,1)}),uf=ln(([e])=>{const t=yn(e).toVar();return t.assign(t.shiftLeft(yn(16)).bitOr(t.shiftRight(yn(16)))),t.assign(t.bitAnd(yn(1431655765)).shiftLeft(yn(1)).bitOr(t.bitAnd(yn(2863311530)).shiftRight(yn(1)))),t.assign(t.bitAnd(yn(858993459)).shiftLeft(yn(2)).bitOr(t.bitAnd(yn(3435973836)).shiftRight(yn(2)))),t.assign(t.bitAnd(yn(252645135)).shiftLeft(yn(4)).bitOr(t.bitAnd(yn(4042322160)).shiftRight(yn(4)))),t.assign(t.bitAnd(yn(16711935)).shiftLeft(yn(8)).bitOr(t.bitAnd(yn(4278255360)).shiftRight(yn(8)))),mn(t).mul(2.3283064365386963e-10)}),lf=ln(([e,t])=>xn(mn(e).div(mn(t)),uf(e))),df=ln(([e,t,r])=>{const s=r.mul(r).toConst(),i=Nn(1,0,0).toConst(),n=Zo(t,i).toConst(),a=xo(e.x).toConst(),o=La(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ro(o)).toVar(),d=La(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(xo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(xo(qo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return No(Nn(s.mul(c.x),s.mul(c.y),qo(0,c.z)))}),cf=ln(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Nn(s).toVar(),l=Nn(0).toVar(),d=mn(0).toVar();return hn(e.lessThan(.001),()=>{l.assign(nf(r,u,t,n,a,o))}).Else(()=>{const s=xu(Bo(u.z).lessThan(.999),Nn(0,0,1),Nn(1,0,0)),c=No(Zo(s,u)).toVar(),h=Zo(u,c).toVar();Rp({start:yn(0),end:i},({i:s})=>{const p=lf(s,i),g=df(p,Nn(0,0,1),e),m=No(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=No(m.mul(Qo(u,m).mul(2)).sub(u)),y=qo(Qo(u,f),0);hn(y.greaterThan(0),()=>{const e=nf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),hn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),An(l,1)}),hf=[.125,.215,.35,.446,.526,.582],pf=20,gf=new _e(-1,1,1,-1,0,1),mf=new ve(90,1),ff=new e;let yf=null,bf=0,xf=0;const Tf=new r,_f=new WeakMap,vf=[3,1,5,0,4,2],Nf=rf(El(),Rl("faceIndex")).normalize(),Sf=Nn(Nf.x,Nf.y,Nf.z);class Rf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Tf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}yf=this._renderer.getRenderTarget(),bf=this._renderer.getActiveCubeFace(),xf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Mf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===P||e.mapping===D?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=hf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=vf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Te;T.setAttribute("position",new Ee(y,g)),T.setAttribute("uv",new Ee(b,m)),T.setAttribute("faceIndex",new Ee(x,f)),s.push(new ne(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Gl(new Array(pf).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(pf),u=va(0),l=va(1),d=Dl(),c=va(0),h=mn(1/t),p=mn(1/s),g=mn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=wf("blur");return f.fragmentNode=of({...m,latitudinal:u.equal(1)}),_f.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Dl(),i=va(0),n=va(0),a=mn(1/t),o=mn(1/r),u=mn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=wf("ggx");return d.fragmentNode=cf({...l,N_immutable:Sf,GGX_SAMPLES:yn(512)}),_f.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,gf)}_sceneToCubeUV(e,t,r,s,i){const n=mf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(ff),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ne(new ie,new ge({name:"PMREM.Background",side:M,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(ff),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;Af(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===P||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Mf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;Af(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,gf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,Af(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,gf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,Af(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,gf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=_f.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):pf;f>pf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,gf)}}function Ef(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Af(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function wf(e){const t=new fg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function Cf(e){const t=wf("cubemap");return t.fragmentNode=Mc(e,Sf),t}function Mf(e){const t=wf("equirect");return t.fragmentNode=Dl(e,Rg(Sf),0),t}const Bf=new WeakMap;function Ff(e,t,r){const s=function(e){let t=Bf.get(e);void 0===t&&(t=new WeakMap,Bf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Lf extends hi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Dl(s),this._width=va(0),this._height=va(0),this._maxMip=va(0),this.updateBeforeType=ei.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Ff(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Rf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=vc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),sf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Pf=sn(Lf).setParameterLength(1,3),Df=new WeakMap;class Uf extends Fp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Pf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?uh:dc,i=r.context(If($n,s)).mul(_c),n=r.context(Of(cc)).mul(Math.PI).mul(_c),a=ol(i),o=ol(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(If(Hn,hc)).mul(_c),t=ol(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const If=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=ec.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(_d)),r),getTextureLevel:()=>e}},Of=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Vf=new Ae;class kf extends fg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Vf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Uf(t):null}setupLightingModel(){return new km}setupSpecular(){const e=au(Nn(.04),Vn.rgb,zn);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):Mh;zn.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):Ch;t=Xg({roughness:t}),$n.assign(t),this.setupSpecular(),kn.assign(Vn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const Gf=new we;class $f extends kf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(Gf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?mn(this.iorNode):Wh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(Eh),Nn(1)).mul(Rh)),ra.assign(au(ta,Vn.rgb,zn)),sa.assign(au(Rh,1,zn))}setupLightingModel(){return new km(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?mn(this.clearcoatNode):Fh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):Lh;Wn.assign(e),Hn.assign(Xg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):Uh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Ih;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Vh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):kh,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Gh;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Oh).toVar();Zn.assign(e.length()),hn(Zn.equal(0),()=>{e.assign(xn(1,0))}).Else(()=>{e.divAssign(xn(Zn)),Zn.assign(Zn.saturate())}),Qn.assign(Zn.pow2().mix($n.pow2(),1)),Jn.assign(ah[0].mul(e.x).add(ah[1].mul(e.y))),ea.assign(ah[1].mul(e.x).sub(ah[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):$h,t=this.thicknessNode?mn(this.thicknessNode):zh,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Hh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):qh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Jh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Ph}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class zf extends km{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(dc.mul(a)).normalize(),h=mn(ec.dot(c.negate()).saturate().pow(l).mul(d)),p=Nn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Wf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=mn(.1),this.thicknessAmbientNode=mn(0),this.thicknessAttenuationNode=mn(.1),this.thicknessPowerNode=mn(2),this.thicknessScaleNode=mn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new zf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Hf=ln(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=xn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Uc("gradientMap","texture").context({getUV:()=>i});return Nn(e.r)}{const e=i.fwidth().mul(.5);return au(Nn(.7),Nn(1),du(mn(.7).sub(e.x),mn(.7).add(e.x),i.x))}});class qf extends Pg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Hf({normal:nc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Vg({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const jf=new Ce;class Xf extends fg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(jf),this.setValues(e)}setupLightingModel(){return new qf}}const Kf=ln(()=>{const e=Nn(ec.z,0,ec.x.negate()).normalize(),t=ec.cross(e);return xn(e.dot(dc),t.dot(dc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Yf=new Me;class Qf extends fg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Yf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Uc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Zf extends hi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Bn(e,s,s.negate(),e).mul(r)}{const e=t,s=Ln(An(1,0,0,0),An(0,Eo(e.x),Ro(e.x).negate(),0),An(0,Ro(e.x),Eo(e.x),0),An(0,0,0,1)),i=Ln(An(Eo(e.y),0,Ro(e.y),0),An(0,1,0,0),An(Ro(e.y).negate(),0,Eo(e.y),0),An(0,0,0,1)),n=Ln(An(Eo(e.z),Ro(e.z).negate(),0,0),An(Ro(e.z),Eo(e.z),0,0),An(0,0,1,0),An(0,0,0,1));return s.mul(i).mul(n).mul(An(r,1)).xyz}}}const Jf=sn(Zf).setParameterLength(2),ey=new Be;class ty extends fg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ey),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=zd.mul(Nn(s||0));let u=xn(Ud[0].xyz.length(),Ud[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Xd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Wu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=mn(i||Dh),c=Jf(l,d);return An(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ry=new Fe,sy=new t;class iy extends ty{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ry),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return zd.mul(Nn(e||Kd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?xn(n):Zh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ny.div(Jd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Xd.xy;if(s&&s.isNode){const e=mn(s);l=Jf(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(An(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ny=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(sy);this.value=.5*t.y});class ay extends Pg{constructor(){super(),this.shadowNode=mn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){Vn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(Vn.rgb)}}const oy=new Le;class uy extends fg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(oy),this.setValues(e)}setupLightingModel(){return new ay}}const ly=In("vec3"),dy=In("vec3"),cy=In("vec3");class hy extends Pg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(Sd.sub(Qd).length().greaterThan(kd.mul(2)),()=>{r.assign(Sd),s.assign(Qd)}).Else(()=>{r.assign(Qd),s.assign(Sd)});const i=s.sub(r),n=va("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=mn(0).toVar(),l=Nn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Rp(n,()=>{const s=r.add(o.mul(u)),i=_d.mul(An(s,1)).xyz;let n;null!==t.depthNode&&(dy.assign(tg(Kp(i.z,yd,bd))),e.context.sceneDepthNode=tg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,ly.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&ly.mulAssign(n);const d=ly.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),cy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(dy),()=>{ly.addAssign(e)}):ly.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(gm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(cy)}}class py extends fg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=M,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new hy}}class gy{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class my{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Is(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Vs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Vs(e,1)),e=Vs(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const by=[];class xy{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);by[0]=e,by[1]=t,by[2]=n,by[3]=i;let l=u.get(by);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(by,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),by[0]=null,by[1]=null,by[2]=null,by[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new my)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new yy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class Ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const _y=1,vy=2,Ny=3,Sy=4,Ry=16;class Ey extends Ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===_y?this.backend.createAttribute(e):t===vy?this.backend.createIndexAttribute(e):t===Ny?this.backend.createStorageAttribute(e):t===Sy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Pe:De)(t,1);return i.version=Ay(e),i.__id=wy(e),i}class My extends Ty{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Ny):this.updateAttribute(e,_y);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,vy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Sy)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Cy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===wy(t)||(this.attributes.delete(r),r=Cy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class By{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class Fy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Ly extends Fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Py extends Fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Uy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Iy extends Ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Uy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Uy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Uy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Ly(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Oy extends Ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Sy:Ny;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Sy:Ny,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Gy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Vy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||ky),this.transparent.length>1&&this.transparent.sort(t||ky)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Y,l.format=e.stencilBuffer?Ue:Ie,l.type=e.stencilBuffer?Oe:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.memory.textures++,e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),dn(r),e.removeActiveStack(this),o}}const eb=sn(Jy).setParameterLength(0,1);class tb extends li{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Hs(i),a=qs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class rb extends li{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class sb extends li{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew cb(e,"uint","float"),gb={};class mb extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(hb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return yn;case"int":return fn;case"uvec2":return _n;case"uvec3":return Rn;case"uvec4":return Cn;case"ivec2":return Tn;case"ivec3":return Sn;case"ivec4":return wn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t);const i=mn(s.bitAnd(Po(s))),n=pb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{hn(e.equal(yn(0)),()=>yn(32));const s=yn(0),i=yn(0);return this._resolveElementType(e,s,t),hn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),hn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),hn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),hn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),hn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(yn(1)).bitAnd(yn(1431655765)))),s.assign(s.bitAnd(yn(858993459)).add(s.shiftRight(yn(2)).bitAnd(yn(858993459))));const i=s.add(s.shiftRight(yn(4))).bitAnd(yn(252645135)).mul(yn(16843009)).shiftRight(yn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return ln(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}mb.COUNT_TRAILING_ZEROS="countTrailingZeros",mb.COUNT_LEADING_ZEROS="countLeadingZeros",mb.COUNT_ONE_BITS="countOneBits";const fb=an(mb,mb.COUNT_TRAILING_ZEROS).setParameterLength(1),yb=an(mb,mb.COUNT_LEADING_ZEROS).setParameterLength(1),bb=an(mb,mb.COUNT_ONE_BITS).setParameterLength(1),xb=ln(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),Tb=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class _b extends hi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const vb=an(_b,"snorm").setParameterLength(1),Nb=an(_b,"unorm").setParameterLength(1),Sb=an(_b,"float16").setParameterLength(1);class Rb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=an(Rb,"snorm").setParameterLength(1),Ab=an(Rb,"unorm").setParameterLength(1),wb=an(Rb,"float16").setParameterLength(1),Cb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Mb=ln(([e])=>Nn(Cb(e.z.add(Cb(e.y.mul(1)))),Cb(e.z.add(Cb(e.x.mul(1)))),Cb(e.y.add(Cb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Bb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return Rp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(Mb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(mn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=mn(Cb(s.z.add(Cb(s.x.add(Cb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Fb extends li{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Lb=sn(Fb),Pb=e=>(...t)=>Lb(e,...t),Db=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Ub=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),Ib=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const Ob=ln(([e,t,r=xn(.5)])=>Jf(e.sub(r),t).add(r)),Vb=ln(([e,t,r=xn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),kb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Ud.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Ud;const i=_d.mul(s);return Yi(t)&&(i[0][0]=Ud[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Ud[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,xd.mul(i).mul(Kd)}),Gb=ln(([e=null])=>{const t=tg();return tg(Hp(e)).sub(t).lessThan(0).select(Xl,e)}),$b=ln(([e,t=El(),r=mn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=xn(a,o);return t.add(l).mul(u)}),zb=ln(([e,t=null,r=null,s=mn(1),i=Kd,n=ac])=>{let a=n.abs().normalize();a=a.div(a.dot(Nn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Dl(d,o).mul(a.x),g=Dl(c,u).mul(a.y),m=Dl(h,l).mul(a.z);return Ba(p,g,m)}),Wb=new He,Hb=new r,qb=new r,jb=new r,Xb=new a,Kb=new r(0,0,-1),Yb=new s,Qb=new r,Zb=new r,Jb=new s,ex=new t,tx=new se,rx=Xl.flipX();tx.depthTexture=new Y(1,1);let sx=!1;class ix extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||tx.texture,rx),this._reflectorBaseNode=e.reflector||new nx(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new ix({defaultTexture:tx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class nx extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new qe,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ei.RENDER:ei.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(ex),e.setSize(Math.round(ex.width*r),Math.round(ex.height*r))}setup(e){return this._updateResolution(tx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new se(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=je,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&sx)return!1;sx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(ex),this._updateResolution(o,s),qb.setFromMatrixPosition(n.matrixWorld),jb.setFromMatrixPosition(r.matrixWorld),Xb.extractRotation(n.matrixWorld),Hb.set(0,0,1),Hb.applyMatrix4(Xb),Qb.subVectors(qb,jb);let u=!1;if(!0===Qb.dot(Hb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(sx=!1);u=!0}Qb.reflect(Hb).negate(),Qb.add(qb),Xb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Xb),Kb.add(jb),Zb.subVectors(qb,Kb),Zb.reflect(Hb).negate(),Zb.add(qb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(Xb),a.up.reflect(Hb),a.lookAt(Zb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Wb.setFromNormalAndCoplanarPoint(Hb,qb),Wb.applyMatrix4(a.matrixWorldInverse),Yb.set(Wb.normal.x,Wb.normal.y,Wb.normal.z,Wb.constant);const l=a.projectionMatrix;Jb.x=(Math.sign(Yb.x)+l.elements[8])/l.elements[0],Jb.y=(Math.sign(Yb.y)+l.elements[9])/l.elements[5],Jb.z=-1,Jb.w=(1+l.elements[10])/l.elements[14],Yb.multiplyScalar(1/Yb.dot(Jb));l.elements[2]=Yb.x,l.elements[6]=Yb.y,l.elements[10]=s.coordinateSystem===h?Yb.z-0:Yb.z+1-0,l.elements[14]=Yb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,sx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ax=new _e(-1,1,1,-1,0,1);class ox extends Te{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new Xe([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Xe(t,2))}}const ux=new ox;class lx extends ne{constructor(e=null){super(ux,e),this.camera=ax,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ax)}render(e){e.render(this,ax)}}const dx=new t;class cx extends Ll{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new se(t,r,s);super(i.texture,El()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new lx(new fg),this.updateBeforeType=ei.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(dx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ll(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const hx=(e,...t)=>new cx(Ji(e),...t),px=ln(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=xn(e.x,e.y.oneMinus()).mul(2).sub(1),i=An(Nn(e,t),1)):i=An(Nn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=An(r.mul(i));return n.xyz.div(n.w)}),gx=ln(([e,t])=>{const r=t.mul(An(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return xn(s.x,s.y.oneMinus())}),mx=ln(([e,t,r])=>{const s=wl(Ul(t)),i=Tn(e.mul(s)).toVar(),n=Ul(t,i).toVar(),a=Ul(t,i.sub(Tn(2,0))).toVar(),o=Ul(t,i.sub(Tn(1,0))).toVar(),u=Ul(t,i.add(Tn(1,0))).toVar(),l=Ul(t,i.add(Tn(2,0))).toVar(),d=Ul(t,i.add(Tn(0,2))).toVar(),c=Ul(t,i.add(Tn(0,1))).toVar(),h=Ul(t,i.sub(Tn(0,1))).toVar(),p=Ul(t,i.sub(Tn(0,2))).toVar(),g=Bo(Fa(mn(2).mul(o).sub(a),n)).toVar(),m=Bo(Fa(mn(2).mul(u).sub(l),n)).toVar(),f=Bo(Fa(mn(2).mul(c).sub(d),n)).toVar(),y=Bo(Fa(mn(2).mul(h).sub(p),n)).toVar(),b=px(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(px(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(px(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(px(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(px(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),fx=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),yx=ln(([e,t,r])=>{const s=mn(2.399963229728653),i=xo(mn(e).add(.5).div(mn(t))),n=mn(e).mul(s).add(r);return xn(Eo(n),Ro(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class bx extends li{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(El())}sample(e){return this.callback(e)}}class xx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===xx.OBJECT?this.updateType=ei.OBJECT:e===xx.MATERIAL?this.updateType=ei.RENDER:e===xx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===xx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}xx.OBJECT="object",xx.MATERIAL="material",xx.BEFORE_OBJECT="beforeObject",xx.BEFORE_MATERIAL="beforeMaterial";const Tx=(e,t)=>new xx(e,t).toStack();class _x extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class vx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Nx extends li{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Sx=nn(Nx),Rx=new F,Ex=new a,Ax=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ke?(Rx.copy(e.backgroundRotation),Rx.x*=-1,Rx.y*=-1,Rx.z*=-1,Ex.makeRotationFromEuler(Rx)):Ex.identity(),Ex});class Mx extends Ll{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ri.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(ri.READ_WRITE)}toReadOnly(){return this.setAccess(ri.READ_ONLY)}toWriteOnly(){return this.setAccess(ri.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=sn(Mx).setParameterLength(1,3),Fx=ln(({texture:e,uv:t})=>{const r=1e-4,s=Nn().toVar();return hn(t.x.lessThan(r),()=>{s.assign(Nn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Nn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Nn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Nn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Nn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Nn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Nn(-.01,0,0))).r.sub(e.sample(t.add(Nn(r,0,0))).r),n=e.sample(t.add(Nn(0,-.01,0))).r.sub(e.sample(t.add(Nn(0,r,0))).r),a=e.sample(t.add(Nn(0,0,-.01))).r.sub(e.sample(t.add(Nn(0,0,r))).r);s.assign(Nn(i,n,a))}),s.normalize()});class Lx extends Ll{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Nn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Fx({texture:this,uv:e})}}const Px=sn(Lx).setParameterLength(1,3);class Dx extends Fc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Ux=new WeakMap;class Ix extends hi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ei.OBJECT,this.updateAfterType=ei.OBJECT,this.previousModelWorldMatrix=va(new a),this.previousProjectionMatrix=va(new a).setGroup(xa),this.previousCameraViewMatrix=va(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?xd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(zd).mul(Kd),s=this.previousProjectionMatrix.mul(t).mul(Yd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function Ox(e){let t=Ux.get(e);return void 0===t&&(t={},Ux.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=nn(Ix),Gx=ln(([e])=>Hx(e.rgb)),$x=ln(([e,t=mn(1)])=>t.mix(Hx(e.rgb),e.rgb)),zx=ln(([e,t=mn(1)])=>{const r=Ba(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return au(e.rgb,s,i)}),Wx=ln(([e,t=mn(1)])=>{const r=Nn(.57735,.57735,.57735),s=t.cos();return Nn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Qo(r,e.rgb).mul(s.oneMinus())))))}),Hx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),qx=ln(([e,t=Nn(1),s=Nn(0),i=Nn(1),n=mn(1),a=Nn(p.getLuminanceCoefficients(new r,Ne))])=>{const o=e.rgb.dot(Nn(a)),u=qo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return hn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),hn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),hn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),An(u.rgb,e.a)}),jx=ln(([e,t])=>e.mul(t).floor().div(t));let Xx=null;class Kx extends Op{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Xx&&(Xx=new X),super(e,t,Xx)}getTextureForReference(){return Xx}updateReference(){return this}}const Yx=sn(Kx).setParameterLength(0,2),Qx=new t;class Zx extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Jx extends Zx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class eT extends hi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new Y;i.isRenderTargetTexture=!0,i.name="depth";const n=new se(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:be,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=va(0),this._cameraFar=va(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ei.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Jx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Jx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Qp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=jp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===eT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:_u({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}eT.COLOR="color",eT.DEPTH="depth";class tT extends eT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(eT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new fg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=ac.negate(),r=xd.mul(zd),s=mn(1),i=r.mul(An(Kd,1)),n=r.mul(An(Kd.add(t),1)),a=No(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=An(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const rT=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=ln(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=ln(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),nT=ln(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),aT=ln(([e,t])=>{const r=Fn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Fn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=nT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),oT=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),uT=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),lT=ln(([e])=>{const t=Nn(e).toVar(),r=Nn(t.mul(t)).toVar(),s=Nn(r.mul(r)).toVar();return mn(15.5).mul(s.mul(r)).sub(La(40.14,s.mul(t))).add(La(31.96,s).sub(La(6.868,r.mul(t))).add(La(.4298,r).add(La(.1191,t).sub(.00232))))}),dT=ln(([e,t])=>{const r=Nn(e).toVar(),s=Fn(Nn(.856627153315983,.137318972929847,.11189821299995),Nn(.0951212405381588,.761241990602591,.0767994186031903),Nn(.0482516061458583,.101439036467562,.811302368396859)),i=Fn(Nn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Nn(-.11060664309660323,1.157823702216272,-.11060664309660294),Nn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=mn(-12.47393),a=mn(4.026069);return r.mulAssign(t),r.assign(uT.mul(r)),r.assign(s.mul(r)),r.assign(qo(r,1e-10)),r.assign(bo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(ou(r,0,1)),r.assign(lT(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(oT.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),cT=ln(([e,t])=>{const r=mn(.76),s=mn(.15);e=e.mul(t);const i=Ho(e.r,Ho(e.g,e.b)),n=xu(i.lessThan(.08),i.sub(La(6.25,i.mul(i))),.04);e.subAssign(n);const a=qo(e.r,qo(e.g,e.b));hn(a.lessThan(r),()=>e);const o=Fa(1,r),u=Fa(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Fa(1,Pa(1,s.mul(a.sub(u)).add(1)));return au(e,Nn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class hT extends li{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const pT=sn(hT).setParameterLength(1,3);class gT extends hT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const mT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function fT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Jd.z).negate()}const yT=ln(([e,t],r)=>{const s=fT(r);return du(e,t,s)}),bT=ln(([e],t)=>{const r=fT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),xT=ln(([e,t],r)=>{const s=fT(r),i=t.sub(Qd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),TT=ln(([e,t])=>An(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let _T=null,vT=null;class NT extends li{static get type(){return"RangeNode"}constructor(e=mn(),t=mn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(js(t.value)),i=e.getTypeLength(js(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Bl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(js(a)),d=e.getTypeLength(js(o));_T=_T||new s,vT=vT||new s,_T.setScalar(0),vT.setScalar(0),1===u?_T.setScalar(a):a.isColor?_T.set(a.r,a.g,a.b,1):_T.set(a.x,a.y,a.z||0,a.w||0),1===d?vT.setScalar(o):o.isColor?vT.set(o.r,o.g,o.b,1):vT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew RT(e,t),AT=ET("numWorkgroups","uvec3"),wT=ET("workgroupId","uvec3"),CT=ET("globalId","uvec3"),MT=ET("localId","uvec3"),BT=ET("subgroupSize","uint");class FT extends li{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const LT=sn(FT);class PT extends di{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class DT extends li{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new PT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class UT extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}UT.ATOMIC_LOAD="atomicLoad",UT.ATOMIC_STORE="atomicStore",UT.ATOMIC_ADD="atomicAdd",UT.ATOMIC_SUB="atomicSub",UT.ATOMIC_MAX="atomicMax",UT.ATOMIC_MIN="atomicMin",UT.ATOMIC_AND="atomicAnd",UT.ATOMIC_OR="atomicOr",UT.ATOMIC_XOR="atomicXor";const IT=sn(UT),OT=(e,t,r)=>IT(e,t,r).toStack();class VT extends hi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===VT.SUBGROUP_ELECT?"bool":t===VT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===VT.SUBGROUP_BROADCAST||r===VT.SUBGROUP_SHUFFLE||r===VT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===VT.SUBGROUP_SHUFFLE_XOR||r===VT.SUBGROUP_SHUFFLE_DOWN||r===VT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}VT.SUBGROUP_ELECT="subgroupElect",VT.SUBGROUP_BALLOT="subgroupBallot",VT.SUBGROUP_ADD="subgroupAdd",VT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",VT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",VT.SUBGROUP_MUL="subgroupMul",VT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",VT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",VT.SUBGROUP_AND="subgroupAnd",VT.SUBGROUP_OR="subgroupOr",VT.SUBGROUP_XOR="subgroupXor",VT.SUBGROUP_MIN="subgroupMin",VT.SUBGROUP_MAX="subgroupMax",VT.SUBGROUP_ALL="subgroupAll",VT.SUBGROUP_ANY="subgroupAny",VT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",VT.QUAD_SWAP_X="quadSwapX",VT.QUAD_SWAP_Y="quadSwapY",VT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",VT.SUBGROUP_BROADCAST="subgroupBroadcast",VT.SUBGROUP_SHUFFLE="subgroupShuffle",VT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",VT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",VT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",VT.QUAD_BROADCAST="quadBroadcast";const kT=an(VT,VT.SUBGROUP_ELECT).setParameterLength(0),GT=an(VT,VT.SUBGROUP_BALLOT).setParameterLength(1),$T=an(VT,VT.SUBGROUP_ADD).setParameterLength(1),zT=an(VT,VT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),WT=an(VT,VT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),HT=an(VT,VT.SUBGROUP_MUL).setParameterLength(1),qT=an(VT,VT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),jT=an(VT,VT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),XT=an(VT,VT.SUBGROUP_AND).setParameterLength(1),KT=an(VT,VT.SUBGROUP_OR).setParameterLength(1),YT=an(VT,VT.SUBGROUP_XOR).setParameterLength(1),QT=an(VT,VT.SUBGROUP_MIN).setParameterLength(1),ZT=an(VT,VT.SUBGROUP_MAX).setParameterLength(1),JT=an(VT,VT.SUBGROUP_ALL).setParameterLength(0),e_=an(VT,VT.SUBGROUP_ANY).setParameterLength(0),t_=an(VT,VT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),r_=an(VT,VT.QUAD_SWAP_X).setParameterLength(1),s_=an(VT,VT.QUAD_SWAP_Y).setParameterLength(1),i_=an(VT,VT.QUAD_SWAP_DIAGONAL).setParameterLength(1),n_=an(VT,VT.SUBGROUP_BROADCAST).setParameterLength(2),a_=an(VT,VT.SUBGROUP_SHUFFLE).setParameterLength(2),o_=an(VT,VT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),u_=an(VT,VT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),l_=an(VT,VT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),d_=an(VT,VT.QUAD_BROADCAST).setParameterLength(1);let c_;function h_(e){c_=c_||new WeakMap;let t=c_.get(e);return void 0===t&&c_.set(e,t={}),t}function p_(e){const t=h_(e);return t.shadowMatrix||(t.shadowMatrix=va("mat4").setGroup(xa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function g_(e,t=Qd){const r=p_(e).mul(t);return r.xyz.div(r.w)}function m_(e){const t=h_(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function f_(e){const t=h_(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function y_(e){const t=h_(e);return t.viewPosition||(t.viewPosition=va(new r).setGroup(xa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const b_=e=>_d.transformDirection(m_(e).sub(f_(e))),x_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},T_=new WeakMap,__=[];class v_ extends li{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=In("vec3","totalDiffuse"),this.totalSpecularNode=In("vec3","totalSpecular"),this.outgoingLightNode=In("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Ji(e));else{let s=null;if(null!==r&&(s=x_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;T_.has(e)?s=T_.get(e):(s=new r(e),T_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Nn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class N_ extends li{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ei.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){S_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Qd)}}const S_=In("vec3","shadowPositionWorld");function R_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function E_(e,t){return t=R_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function w_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function C_(e,t){return t=w_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function M_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function B_(e,t,r){return r=C_(t,r=E_(e,r))}function F_(e,t,r){A_(e,r),M_(t,r)}var L_=Object.freeze({__proto__:null,resetRendererAndSceneState:B_,resetRendererState:E_,resetSceneState:C_,restoreRendererAndSceneState:F_,restoreRendererState:A_,restoreSceneState:M_,saveRendererAndSceneState:function(e,t,r={}){return r=w_(t,r=R_(e,r))},saveRendererState:R_,saveSceneState:w_});const P_=new WeakMap,D_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),U_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=Lc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=fx(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(yx(0,5,l).mul(u)),t.z),i(t.xy.add(yx(1,5,l).mul(u)),t.z),i(t.xy.add(yx(2,5,l).mul(u)),t.z),i(t.xy.add(yx(3,5,l).mul(u)),t.z),i(t.xy.add(yx(4,5,l).mul(u)),t.z)).mul(.2)}),I_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=xn(1).div(n),o=a.x,u=a.y,l=t.xy,d=So(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ba(i(l,t.z),i(l.add(xn(o,0)),t.z),i(l.add(xn(0,u)),t.z),i(l.add(a),t.z),au(i(l.add(xn(o.negate(),0)),t.z),i(l.add(xn(o.mul(2),0)),t.z),d.x),au(i(l.add(xn(o.negate(),u)),t.z),i(l.add(xn(o.mul(2),u)),t.z),d.x),au(i(l.add(xn(0,u.negate())),t.z),i(l.add(xn(0,u.mul(2))),t.z),d.y),au(i(l.add(xn(o,u.negate())),t.z),i(l.add(xn(o,u.mul(2))),t.z),d.y),au(au(i(l.add(xn(o.negate(),u.negate())),t.z),i(l.add(xn(o.mul(2),u.negate())),t.z),d.x),au(i(l.add(xn(o.negate(),u.mul(2))),t.z),i(l.add(xn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),O_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Dl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=qo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?jo(n,t.z):jo(t.z,n),u=mn(1).toVar();return hn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),u.assign(qo(o,r))}),u}),V_=e=>{let t=P_.get(e);return void 0===t&&(t=new fg,t.colorNode=An(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,P_.set(e,t)),t},k_=e=>{const t=P_.get(e);void 0!==t&&(t.dispose(),P_.delete(e))},G_=new my,$_=[],z_=(e,t,r,s)=>{$_[0]=e,$_[1]=t;let i=G_.get($_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===et)&&(s&&(Ks(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,G_.set($_,i)),$_[0]=null,$_[1]=null,i},W_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanVertical"),a=mn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),H_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanHorizontal"),a=mn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ba(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),q_=[D_,U_,I_,O_];let j_;const X_=new lx;class K_ extends N_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,mn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Lc("bias","float",r).setGroup(xa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Lc("near","float",r.camera).setGroup(xa),s=Lc("far","float",r.camera).setGroup(xa);n=Zp(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return q_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Ye:Qe;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type;if(o===Ze||o===Je?(n.minFilter=oe,n.magFilter=oe):(n.minFilter=w,n.magFilter=w),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===et&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}));let t=Dl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Dl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Lc("blurSamples","float",i).setGroup(xa),o=Lc("radius","float",i).setGroup(xa),u=Lc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new fg);l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new fg),l.fragmentNode=H_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=Lc("intensity","float",i).setGroup(xa),l=Lc("normalBias","float",i).setGroup(xa),d=p_(s).mul(S_.add(cc.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=o===et&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:a.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?m=Mc(a.texture,c.xyz):(m=Dl(a.texture,c),n.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?au(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():au(1,g,u).toVar(),this.shadowMap=a,this.shadow.map=a;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,El().mul(wl(Dl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return ln(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");j_=B_(i,n,j_),n.overrideMaterial=V_(r),i.setRenderObjectFunction(z_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===et&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,F_(i,n,j_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),X_.material=this.vsmMaterialVertical,X_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),X_.material=this.vsmMaterialHorizontal,X_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,k_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const Y_=(e,t)=>new K_(e,t),Q_=new e,Z_=new a,J_=new r,ev=new r,tv=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],rv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],sv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],iv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],nv=ln(({depthTexture:e,bd3D:t,dp:r})=>Mc(e,t).compare(r)),av=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Lc("radius","float",s).setGroup(xa),n=Lc("mapSize","vec2",s).setGroup(xa),a=i.div(n.x),o=Bo(t),u=No(Zo(t,o.x.greaterThan(o.z).select(Nn(0,1,0),Nn(1,0,0)))),l=Zo(t,u),d=fx(Yl.xy).mul(6.28318530718),c=yx(0,5,d),h=yx(1,5,d),p=yx(2,5,d),g=yx(3,5,d),m=yx(4,5,d);return Mc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Mc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),ov=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),l=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),d=Lc("bias","float",s).setGroup(xa),c=mn(1).toVar();return hn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Yp(o.negate(),u,l),r.subAssign(d)):(r=Kp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class uv extends K_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?nv:av}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return ov({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Ye:Qe;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?tv:sv,d=u?rv:iv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),J_.setFromMatrixPosition(s.matrixWorld),a.position.copy(J_),ev.copy(a.position),ev.add(l[e]),a.up.copy(d[e]),a.lookAt(ev),a.updateMatrixWorld(),o.makeTranslation(-J_.x,-J_.y,-J_.z),Z_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Z_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const lv=(e,t)=>new uv(e,t);class dv extends Fp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||va(this.color).setGroup(xa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ei.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return y_(this.light).sub(e.context.positionView||Jd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return Y_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Ji(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const cv=ln(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),hv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=cv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class pv extends dv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(2).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return lv(this.light)}setupDirect(e){return hv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const gv=ln(([e=El()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),mv=ln(([e=El()],{renderer:t,material:r})=>{const s=nu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=mn(s.fwidth()).toVar();i=du(e.oneMinus(),e.add(1),s).oneMinus()}else i=xu(s.greaterThan(1),0,1);return i}),fv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=bn(e).toVar();return xu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),yv=ln(([e,t])=>{const r=bn(t).toVar(),s=mn(e).toVar();return xu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),bv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),xv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(bv(r)),r.sub(mn(t))}),Tv=Pb([ln(([e,t,r,s,i,n])=>{const a=mn(n).toVar(),o=mn(i).toVar(),u=mn(s).toVar(),l=mn(r).toVar(),d=mn(t).toVar(),c=mn(e).toVar(),h=mn(Fa(1,o)).toVar();return 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mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=mn(d).toVar(),h=mn(l).toVar(),p=mn(u).toVar(),g=Nn(o).toVar(),m=Nn(a).toVar(),f=Nn(n).toVar(),y=Nn(i).toVar(),b=Nn(s).toVar(),x=Nn(r).toVar(),T=Nn(t).toVar(),_=Nn(e).toVar(),v=mn(Fa(1,p)).toVar(),N=mn(Fa(1,h)).toVar();return mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),vv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=yn(e).toVar(),a=yn(n.bitAnd(yn(7))).toVar(),o=mn(fv(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,fv(a.lessThan(yn(4)),s,i))).toVar();return yv(o,bn(a.bitAnd(yn(1)))).add(yv(u,bn(a.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Nv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=yn(e).toVar(),u=yn(o.bitAnd(yn(15))).toVar(),l=mn(fv(u.lessThan(yn(8)),a,n)).toVar(),d=mn(fv(u.lessThan(yn(4)),n,fv(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return yv(l,bn(u.bitAnd(yn(1)))).add(yv(d,bn(u.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Sv=Pb([vv,Nv]),Rv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(Sv(n.x,i,s),Sv(n.y,i,s),Sv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Ev=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=Rn(e).toVar();return Nn(Sv(o.x,a,n,i),Sv(o.y,a,n,i),Sv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Av=Pb([Rv,Ev]),wv=ln(([e])=>{const t=mn(e).toVar();return La(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Cv=ln(([e])=>{const t=mn(e).toVar();return La(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Mv=Pb([wv,ln(([e])=>{const t=Nn(e).toVar();return La(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Bv=Pb([Cv,ln(([e])=>{const t=Nn(e).toVar();return La(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Fv=ln(([e,t])=>{const r=fn(t).toVar(),s=yn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(fn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Lv=ln(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Fv(r,fn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Fv(r,fn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(4))),t.addAssign(e)}),Pv=ln(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar();return s.bitXorAssign(i),s.subAssign(Fv(i,fn(14))),n.bitXorAssign(s),n.subAssign(Fv(s,fn(11))),i.bitXorAssign(n),i.subAssign(Fv(n,fn(25))),s.bitXorAssign(i),s.subAssign(Fv(i,fn(16))),n.bitXorAssign(s),n.subAssign(Fv(s,fn(4))),i.bitXorAssign(n),i.subAssign(Fv(n,fn(14))),s.bitXorAssign(i),s.subAssign(Fv(i,fn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Dv=ln(([e])=>{const t=yn(e).toVar();return mn(t).div(mn(yn(fn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Uv=ln(([e])=>{const t=mn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Iv=Pb([ln(([e])=>{const t=fn(e).toVar(),r=yn(yn(1)).toVar(),s=yn(yn(fn(3735928559)).add(r.shiftLeft(yn(2))).add(yn(13))).toVar();return Pv(s.add(yn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(yn(2)).toVar(),n=yn().toVar(),a=yn().toVar(),o=yn().toVar();return n.assign(a.assign(o.assign(yn(fn(3735928559)).add(i.shiftLeft(yn(2))).add(yn(13))))),n.addAssign(yn(s)),a.addAssign(yn(r)),Pv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),ln(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=fn(e).toVar(),a=yn(yn(3)).toVar(),o=yn().toVar(),u=yn().toVar(),l=yn().toVar();return o.assign(u.assign(l.assign(yn(fn(3735928559)).add(a.shiftLeft(yn(2))).add(yn(13))))),o.addAssign(yn(n)),u.addAssign(yn(i)),l.addAssign(yn(s)),Pv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),ln(([e,t,r,s])=>{const i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=fn(e).toVar(),u=yn(yn(4)).toVar(),l=yn().toVar(),d=yn().toVar(),c=yn().toVar();return l.assign(d.assign(c.assign(yn(fn(3735928559)).add(u.shiftLeft(yn(2))).add(yn(13))))),l.addAssign(yn(o)),d.addAssign(yn(a)),c.addAssign(yn(n)),Lv(l,d,c),l.addAssign(yn(i)),Pv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),ln(([e,t,r,s,i])=>{const n=fn(i).toVar(),a=fn(s).toVar(),o=fn(r).toVar(),u=fn(t).toVar(),l=fn(e).toVar(),d=yn(yn(5)).toVar(),c=yn().toVar(),h=yn().toVar(),p=yn().toVar();return c.assign(h.assign(p.assign(yn(fn(3735928559)).add(d.shiftLeft(yn(2))).add(yn(13))))),c.addAssign(yn(l)),h.addAssign(yn(u)),p.addAssign(yn(o)),Lv(c,h,p),c.addAssign(yn(a)),h.addAssign(yn(n)),Pv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Ov=Pb([ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(Iv(s,r)).toVar(),n=Rn().toVar();return n.x.assign(i.bitAnd(fn(255))),n.y.assign(i.shiftRight(fn(8)).bitAnd(fn(255))),n.z.assign(i.shiftRight(fn(16)).bitAnd(fn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),ln(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=fn(e).toVar(),a=yn(Iv(n,i,s)).toVar(),o=Rn().toVar();return o.x.assign(a.bitAnd(fn(255))),o.y.assign(a.shiftRight(fn(8)).bitAnd(fn(255))),o.z.assign(a.shiftRight(fn(16)).bitAnd(fn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Vv=Pb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(xv(t.x,r)).toVar(),n=mn(xv(t.y,s)).toVar(),a=mn(Uv(i)).toVar(),o=mn(Uv(n)).toVar(),u=mn(Tv(Sv(Iv(r,s),i,n),Sv(Iv(r.add(fn(1)),s),i.sub(1),n),Sv(Iv(r,s.add(fn(1))),i,n.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=mn(_v(Sv(Iv(r,s,i),n,a,o),Sv(Iv(r.add(fn(1)),s,i),n.sub(1),a,o),Sv(Iv(r,s.add(fn(1)),i),n,a.sub(1),o),Sv(Iv(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Sv(Iv(r,s,i.add(fn(1))),n,a,o.sub(1)),Sv(Iv(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Sv(Iv(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),kv=Pb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(xv(t.x,r)).toVar(),n=mn(xv(t.y,s)).toVar(),a=mn(Uv(i)).toVar(),o=mn(Uv(n)).toVar(),u=Nn(Tv(Av(Ov(r,s),i,n),Av(Ov(r.add(fn(1)),s),i.sub(1),n),Av(Ov(r,s.add(fn(1))),i,n.sub(1)),Av(Ov(r.add(fn(1)),s.add(fn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Mv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=Nn(_v(Av(Ov(r,s,i),n,a,o),Av(Ov(r.add(fn(1)),s,i),n.sub(1),a,o),Av(Ov(r,s.add(fn(1)),i),n,a.sub(1),o),Av(Ov(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Av(Ov(r,s,i.add(fn(1))),n,a,o.sub(1)),Av(Ov(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Av(Ov(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Av(Ov(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Gv=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Dv(Iv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Dv(Iv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Dv(Iv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Dv(Iv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),$v=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Nn(Dv(Iv(r,fn(0))),Dv(Iv(r,fn(1))),Dv(Iv(r,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Nn(Dv(Iv(r,s,fn(0))),Dv(Iv(r,s,fn(1))),Dv(Iv(r,s,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Nn(Dv(Iv(r,s,i,fn(0))),Dv(Iv(r,s,i,fn(1))),Dv(Iv(r,s,i,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Nn(Dv(Iv(r,s,i,n,fn(0))),Dv(Iv(r,s,i,n,fn(1))),Dv(Iv(r,s,i,n,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),zv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=mn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=ln(([e,t,r,s])=>{const 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An(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),jv=Pb([ln(([e,t,r,s,i,n,a])=>{const o=fn(a).toVar(),u=mn(n).toVar(),l=fn(i).toVar(),d=fn(s).toVar(),c=fn(r).toVar(),h=fn(t).toVar(),p=xn(e).toVar(),g=Nn($v(xn(h.add(d),c.add(l)))).toVar(),m=xn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=xn(xn(mn(h),mn(c)).add(m)).toVar(),y=xn(f.sub(p)).toVar();return hn(o.equal(fn(2)),()=>Bo(y.x).add(Bo(y.y))),hn(o.equal(fn(3)),()=>qo(Bo(y.x),Bo(y.y))),Qo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),ln(([e,t,r,s,i,n,a,o,u])=>{const l=fn(u).toVar(),d=mn(o).toVar(),c=fn(a).toVar(),h=fn(n).toVar(),p=fn(i).toVar(),g=fn(s).toVar(),m=fn(r).toVar(),f=fn(t).toVar(),y=Nn(e).toVar(),b=Nn($v(Nn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Nn(Nn(mn(f),mn(m),mn(g)).add(b)).toVar(),T=Nn(x.sub(y)).toVar();return hn(l.equal(fn(2)),()=>Bo(T.x).add(Bo(T.y)).add(Bo(T.z))),hn(l.equal(fn(3)),()=>qo(Bo(T.x),Bo(T.y),Bo(T.z))),Qo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Xv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=mn(1e6).toVar();return 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Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(Ho(d,n))})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Pb([Kv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const 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MN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class VN extends BN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class kN extends FN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let GN=0;const $N=new WeakMap,zN=new WeakMap,WN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),HN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class qN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=eb(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new vN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:GN++})}isFlatShading(){return!0===this.material.flatShading||!1===this.geometry.hasAttribute("normal")}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===ke&&!1===e.alphaToCoverage}createRenderTarget(e,t,r){return new se(e,t,r)}createCubeRenderTarget(e,t){return new Eg(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=t[0].groupNode;let s,i=r.shared;if(i)for(let e=1;ee.nodeUniform.node.id-t.nodeUniform.node.id);for(const t of e.uniforms)r+=t.nodeUniform.node.id}else r+=e.nodeUniform.id;const i=this.renderer._currentRenderContext||this.renderer;let n=$N.get(i);void 0===n&&(n=new Map,$N.set(i,n));const a=Is(r);s=n.get(a),void 0===s&&(s=new gN(e,t,this.bindingsIndexes[e].group),n.set(a,s))}else s=new gN(e,t,this.bindingsIndexes[e].group);return s}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of ni)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${HN(n.r)}, ${HN(n.g)}, ${HN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new fN(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=$s(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return WN.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof at||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=eb(this.stack);const e=cn();return this.stacks.push(e),dn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,dn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new fN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new NN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new yN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new bN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new xN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new TN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new gT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Zy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new vN,this.stack=eb();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=zN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new LN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new PN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new DN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new UN(e);else if("color"===t)s=new IN(e);else if("mat2"===t)s=new ON(e);else if("mat3"===t)s=new VN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new kN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${ot} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Ks(this.object).useVelocity}}class jN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ei.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ei.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class XN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}XN.isNodeFunctionInput=!0;class KN extends dv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class YN extends dv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:b_(this.light),lightColor:e}}}class QN extends dv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=m_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=va(new e).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=cc.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class ZN extends dv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=va(0).setGroup(xa),this.penumbraCosNode=va(0).setGroup(xa),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(0).setGroup(xa),this.colorNode=va(this.color).setGroup(xa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return du(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=g_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(b_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=cv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Dl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class JN extends ZN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Dl(r,xn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class eS extends dv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Gl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=lN(cc,this.lightProbe);e.context.irradiance.addAssign(t)}}const tS=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class rS extends ZN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=mn(0),r=this.penumbraCosNode,s=p_(this.light).mul(e.context.positionWorld||Qd);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=tS(e.xy.sub(xn(.5)),xn(.5)),n=Pa(-1,Fa(1,Co(r)).sub(1));t.assign(uu(i.mul(-2).mul(n)))}),t}}const sS=new a,iS=new a;let nS=null;class aS extends dv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;iS.identity(),sS.copy(t.matrixWorld),sS.premultiply(r),iS.extractRotation(sS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(iS),this.halfHeight.value.applyMatrix4(iS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(nS.LTC_FLOAT_1),r=Dl(nS.LTC_FLOAT_2)):(t=Dl(nS.LTC_HALF_1),r=Dl(nS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:y_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){nS=e}}class oS{parseFunction(){d("Abstract function.")}}class uS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}uS.isNodeFunction=!0;const lS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,dS=/[a-z_0-9]+/gi,cS="#pragma main";class hS extends uS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(cS),r=-1!==t?e.slice(t+12):e,s=r.match(lS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=dS.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new fg),n.build();let r=e.stackTrace;!r&&e.stack&&(r=new Ds(e.stack)),o("TSL: "+e,r)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new mN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){mS[0]=e,mS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(mS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&fS.push(t.getCacheKey(!0)),i&&fS.push(i.getCacheKey()),n&&fS.push(n.getCacheKey()),fS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),fS.push(this.renderer.shadowMap.enabled?1:0),fS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(fS),this.callHashCache.set(mS,s),fS.length=0}return mS[0]=null,mS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===le||r.mapping===de||r.mapping===Re){if(e.backgroundBlurriness>0||r.mapping===Re)return Pf(r);{let e;return e=!0===r.isCubeTexture?Mc(r):Dl(r),Bg(e)}}if(!0===r.isTexture)return Dl(r,Xl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Lc("color","color",r).setGroup(xa),t=Lc("density","float",r).setGroup(xa);return TT(e,bT(t))}if(r.isFog){const e=Lc("color","color",r).setGroup(xa),t=Lc("near","float",r).setGroup(xa),s=Lc("far","float",r).setGroup(xa);return TT(e,yT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Mc(r):!0===r.isTexture?Dl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return gS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Px(e,Nn(Xl,zl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return gS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new jN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const bS=new He;class xS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;BS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function DS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function US(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new yS(this,r),this._animation=new gy(this,this._nodes,this.info),this._attributes=new Ey(r),this._background=new hN(this,this._nodes),this._geometries=new My(this._attributes,this.info),this._textures=new Yy(this,r,this.info),this._pipelines=new Iy(r,this._nodes),this._bindings=new Oy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new xy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Wy(this.lighting),this._bundles=new vS,this._renderContexts=new Xy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises,l=!0===e.isScene?e:OS;null===r&&(r=e);const d=this._renderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new xS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(e,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u,await Promise.all(p)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Hd,t.modelNormalViewMatrix=qd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Hd&&e.modelNormalViewMatrix===qd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(kS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(kS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new xS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?$S:GS;t.isArrayCamera||(zS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(zS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=VS.width,g.height=VS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(WS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=WS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=WS.copy(t).floor()}else t=WS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?$S:GS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&WS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(zS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,WS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?$S:GS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),WS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(zS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=M;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=dt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=B}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===et?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:HS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===B&&!1===i.forceSinglePass?(i.side=M,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=dt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=B):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class jS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class XS extends jS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Ry-e%Ry)%Ry;var e}get buffer(){return this._buffer}update(){return!0}}class KS extends XS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let YS=0;class QS extends KS{constructor(e,t){super("UniformBuffer_"+YS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class ZS extends KS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let rR=0;class sR extends tR{constructor(e,t){super(e,t),this.id=rR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class iR extends sR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class nR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class aR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const oR={bitcast_int_uint:new hT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new hT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},uR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},lR={low:"lowp",medium:"mediump",high:"highp"},dR={swizzleAssign:!0,storageBuffer:!1},cR={perspective:"smooth",linear:"noperspective"},hR={centroid:"centroid"},pR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class gR extends qN{constructor(e,t){super(e,t,new pS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=oR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==oR[e]&&this._include(e),uR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:Et:4===s&&(n=i?At:Se);const a={Float32Array:j,Uint8Array:Ve,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:Ve},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=lR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=lR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${cR[s.interpolationType]||s.interpolationType} ${hR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${cR[e.interpolationType]||e.interpolationType} ${hR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=dR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}dR[e]=t}return t}isFlipY(){return!0}getUniformBufferLimit(){const e=this.renderer.backend.gl;return e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE)}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new nR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new aR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new QS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new eR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let mR=null,fR=null;class yR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[wt.RENDER]:null,[wt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?wt.COMPUTE:wt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return mR=mR||new t,this.renderer.getDrawingBufferSize(mR)}setScissorTest(){}getClearColor(){const e=this.renderer;return fR=fR||new Qy,e.getClearColor(fR),fR.getRGB(fR),fR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ct(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${ot} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let bR,xR,TR=0;class _R{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class vR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:TR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new _R(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let RR,ER,AR,wR=!1;class CR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===wR&&(this._init(),wR=!0)}_init(){const e=this.gl;RR={[Vr]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Or]:e.MIRRORED_REPEAT},ER={[w]:e.NEAREST,[kr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},AR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[Qe]:e.LEQUAL,[zr]:e.EQUAL,[Ye]:e.GEQUAL,[$r]:e.GREATER,[Gr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,RR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,RR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,RR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,ER[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===oe&&u?K:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,ER[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,AR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==nt&&t.minFilter!==K)return;if(t.type===j&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function MR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class FR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const LR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class PR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class IR extends yR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new BR(this),this.capabilities=new FR(this),this.attributeUtils=new vR(this),this.textureUtils=new CR(this),this.bufferRenderer=new PR(this),this.state=new NR(this),this.utils=new SR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),!0===t.reversedDepthBuffer&&this.extensions.has("EXT_clip_control")&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new UR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eLR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=jy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const OR="point-list",VR="line-list",kR="line-strip",GR="triangle-list",$R="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},zR="never",WR="less",HR="equal",qR="less-equal",jR="greater",XR="not-equal",KR="greater-equal",YR="always",QR="store",ZR="load",JR="clear",eE="ccw",tE="cw",rE="none",sE="back",iE="uint16",nE="uint32",aE="r8unorm",oE="r8snorm",uE="r8uint",lE="r8sint",dE="r16uint",cE="r16sint",hE="r16float",pE="rg8unorm",gE="rg8snorm",mE="rg8uint",fE="rg8sint",yE="r32uint",bE="r32sint",xE="r32float",TE="rg16uint",_E="rg16sint",vE="rg16float",NE="rgba8unorm",SE="rgba8unorm-srgb",RE="rgba8snorm",EE="rgba8uint",AE="rgba8sint",wE="bgra8unorm",CE="bgra8unorm-srgb",ME="rgb9e5ufloat",BE="rgb10a2unorm",FE="rg11b10ufloat",LE="rg32uint",PE="rg32sint",DE="rg32float",UE="rgba16uint",IE="rgba16sint",OE="rgba16float",VE="rgba32uint",kE="rgba32sint",GE="rgba32float",$E="depth16unorm",zE="depth24plus",WE="depth24plus-stencil8",HE="depth32float",qE="depth32float-stencil8",jE="bc1-rgba-unorm",XE="bc1-rgba-unorm-srgb",KE="bc2-rgba-unorm",YE="bc2-rgba-unorm-srgb",QE="bc3-rgba-unorm",ZE="bc3-rgba-unorm-srgb",JE="bc4-r-unorm",eA="bc4-r-snorm",tA="bc5-rg-unorm",rA="bc5-rg-snorm",sA="bc6h-rgb-ufloat",iA="bc6h-rgb-float",nA="bc7-rgba-unorm",aA="bc7-rgba-unorm-srgb",oA="etc2-rgb8unorm",uA="etc2-rgb8unorm-srgb",lA="etc2-rgb8a1unorm",dA="etc2-rgb8a1unorm-srgb",cA="etc2-rgba8unorm",hA="etc2-rgba8unorm-srgb",pA="eac-r11unorm",gA="eac-r11snorm",mA="eac-rg11unorm",fA="eac-rg11snorm",yA="astc-4x4-unorm",bA="astc-4x4-unorm-srgb",xA="astc-5x4-unorm",TA="astc-5x4-unorm-srgb",_A="astc-5x5-unorm",vA="astc-5x5-unorm-srgb",NA="astc-6x5-unorm",SA="astc-6x5-unorm-srgb",RA="astc-6x6-unorm",EA="astc-6x6-unorm-srgb",AA="astc-8x5-unorm",wA="astc-8x5-unorm-srgb",CA="astc-8x6-unorm",MA="astc-8x6-unorm-srgb",BA="astc-8x8-unorm",FA="astc-8x8-unorm-srgb",LA="astc-10x5-unorm",PA="astc-10x5-unorm-srgb",DA="astc-10x6-unorm",UA="astc-10x6-unorm-srgb",IA="astc-10x8-unorm",OA="astc-10x8-unorm-srgb",VA="astc-10x10-unorm",kA="astc-10x10-unorm-srgb",GA="astc-12x10-unorm",$A="astc-12x10-unorm-srgb",zA="astc-12x12-unorm",WA="astc-12x12-unorm-srgb",HA="clamp-to-edge",qA="repeat",jA="mirror-repeat",XA="linear",KA="nearest",YA="zero",QA="one",ZA="src",JA="one-minus-src",ew="src-alpha",tw="one-minus-src-alpha",rw="dst",sw="one-minus-dst",iw="dst-alpha",nw="one-minus-dst-alpha",aw="src-alpha-saturated",ow="constant",uw="one-minus-constant",lw="add",dw="subtract",cw="reverse-subtract",hw="min",pw="max",gw=0,mw=15,fw="keep",yw="zero",bw="replace",xw="invert",Tw="increment-clamp",_w="decrement-clamp",vw="increment-wrap",Nw="decrement-wrap",Sw="storage",Rw="read-only-storage",Ew="write-only",Aw="read-only",ww="read-write",Cw="non-filtering",Mw="comparison",Bw="float",Fw="unfilterable-float",Lw="depth",Pw="sint",Dw="uint",Uw="2d",Iw="3d",Ow="2d",Vw="2d-array",kw="cube",Gw="3d",$w="all",zw="vertex",Ww="instance",Hw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},qw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class jw extends tR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Xw extends XS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Kw=0;class Yw extends Xw{constructor(e,t){super("StorageBuffer_"+Kw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ri.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Qw extends Ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:XA}),this.flipYSampler=e.createSampler({minFilter:KA}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:JR,storeOp:QR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Qw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,sC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,iC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class nC extends uS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(rC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=sC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class aC extends oS{parseFunction(e){return new nC(e)}}const oC={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},uC={[Vr]:"repeat",[xe]:"clamp",[Or]:"mirror"},lC={vertex:$R.VERTEX,fragment:$R.FRAGMENT,compute:$R.COMPUTE},dC={instance:!0,swizzleAssign:!1,storageBuffer:!0},cC={"^^":"tsl_xor"},hC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},pC={},gC={tsl_xor:new hT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new hT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new hT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new hT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new hT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new hT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new hT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new hT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new hT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new hT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new hT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new hT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new hT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new hT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},mC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let fC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(fC+="diagnostic( off, derivative_uniformity );\n");class yC extends qN{constructor(e,t){super(e,t,new aC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${uC[e.wrapS]}S_${uC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=pC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Vr?(s.push(gC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(gC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Or?(s.push(gC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",pC[t]=r=new hT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){const a=!0===e.isStorageTexture;let o;return null!==s||a||(s="0u"),n&&(r=`${r} + ${n}`),i?o=a?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:a?o=`textureLoad( ${t}, ${r} )`:(o=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(o+=".x")),o}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===j||!1===this.isSampleCompare(e)&&e.minFilter===w&&e.magFilter===w||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=cC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ri.READ_WRITE):ri.READ_ONLY:e.access}getStorageAccess(e,t){return oC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new aR(i.name,i.node,o,n):new iR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new nR(i.name,i.node,o,n):"texture3D"===t&&(s=new aR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(lC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new jw(`${i.name}_sampler`,i.node,o);e.setVisibility(lC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?QS:Yw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|lC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new eR(u,o),e.setVisibility($R.VERTEX|$R.FRAGMENT|$R.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=tC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return hC[e]||e}isAvailable(e){let t=dC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),dC[e]=t),t}getUniformBufferLimit(){return this.renderer.backend.device.limits.maxUniformBufferBindingSize}_getWGSLMethod(e){return void 0!==gC[e]&&this._include(e),mC[e]}_include(e){const t=gC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${fC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class bC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?WE:zE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?OR:e.isLineSegments||e.isMesh&&!0===t.wireframe?VR:e.isLine?kR:e.isMesh?GR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return wE;if(e===be)return OE;throw new Error("Unsupported output buffer type.")}}const xC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&xC.set(Float16Array,["float16"]);const TC=new Map([[at,["float16"]]]),_C=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class vC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Xr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=$w;let o;o=t.isSampledCubeTexture?kw:t.isSampledTexture3D?Gw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Vw:Ow,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&$R.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=Sw:e.type=Rw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ri.READ_WRITE?ww:t===ri.WRITE_ONLY?Ew:Aw,s.texture.isArrayTexture?e.viewDimension=Vw:s.texture.is3DTexture&&(e.viewDimension=Gw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Fw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Fw:t.sampleType=Lw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Pw:e===S?t.sampleType=Dw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Bw:t.sampleType=Fw)}s.isSampledCubeTexture?t.viewDimension=kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Vw:s.isSampledTexture3D&&(t.viewDimension=Gw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=Mw:t.type=Cw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===ee||s.blending===ke&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===ct){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:lw},r={srcFactor:i,dstFactor:n,operation:lw}};if(e.premultipliedAlpha)switch(s){case ke:i(QA,tw,QA,tw);break;case Ht:i(QA,QA,QA,QA);break;case Wt:i(YA,JA,YA,QA);break;case zt:i(rw,tw,YA,QA)}else switch(s){case ke:i(ew,tw,QA,tw);break;case Ht:i(ew,QA,QA,QA);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case zt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ht:t=YA;break;case Vt:t=QA;break;case Ot:t=ZA;break;case Pt:t=JA;break;case Ge:t=ew;break;case $e:t=tw;break;case Ut:t=rw;break;case Lt:t=sw;break;case Dt:t=iw;break;case Ft:t=nw;break;case It:t=aw;break;case 211:t=ow;break;case 212:t=uw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=zR;break;case ts:t=YR;break;case es:t=WR;break;case Jr:t=qR;break;case Zr:t=HR;break;case Qr:t=KR;break;case Yr:t=jR;break;case Kr:t=XR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=fw;break;case ls:t=yw;break;case us:t=bw;break;case os:t=xw;break;case as:t=Tw;break;case ns:t=_w;break;case is:t=vw;break;case ss:t=Nw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case ze:t=lw;break;case Bt:t=dw;break;case Mt:t=cw;break;case hs:t=hw;break;case cs:t=pw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?iE:nE);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?tE:eE,s.cullMode=r.side===B?rE:sE,s}_getColorWriteMask(e){return!0===e.colorWrite?mw:gw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=YR;else{const r=this.backend.parameters.reversedDepthBuffer?er[e.depthFunc]:e.depthFunc;switch(r){case Jt:t=zR;break;case Zt:t=YR;break;case Qt:t=WR;break;case Yt:t=qR;break;case Kt:t=HR;break;case Xt:t=KR;break;case jt:t=jR;break;case qt:t=XR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class EC extends DR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class AC extends yR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new bC(this),this.attributeUtils=new vC(this),this.bindingUtils=new SC(this),this.pipelineUtils=new RC(this),this.textureUtils=new eC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Hw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Hw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${ot} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===be?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:ZR}),this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(i,n),!0===r.isBatchedMesh){const e=r._multiDrawStarts,n=r._multiDrawCounts,a=r._multiDrawCount,o=r._multiDrawInstances;null!==o&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");let u=!0===c?d.array.BYTES_PER_ELEMENT:1;s.wireframe&&(u=r.geometry.attributes.position.count>65535?4:2);for(let s=0;s1?0:s;!0===c?i.drawIndexed(n[s],a,e[s]/u,0,l):i.draw(n[s],a,e[s],l),t.update(r,n[s],a)}}else if(!0===c){const{vertexCount:s,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new IR(e)));super(new t(e),e),this.library=new MC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class FC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class LC{constructor(e,t=An(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new fg;r.name="RenderPipeline",this._quadMesh=new lx(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=bl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class PC extends LC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class DC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=oe,this.minFilter=oe,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class UC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!1,this.image={width:e,height:t,depth:r},this.magFilter=oe,this.minFilter=oe,this.wrapR=xe,this.isStorageTexture=!0,this.is3DTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class IC extends N{constructor(e=1,t=1,r=1){super(),this.isArrayTexture=!0,this.image={width:e,height:t,depth:r},this.magFilter=oe,this.minFilter=oe,this.isStorageTexture=!0}setSize(e,t,r){this.image.width===e&&this.image.height===t&&this.image.depth===r||(this.image.width=e,this.image.height=t,this.image.depth=r,this.dispose())}}class OC extends vx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class VC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new ws(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),mn()):new this.nodes[e]}}class kC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class GC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new VC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new kC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t nodeObject( new ConvertNode( nodeObject( node ), types ) ); -const split = ( node, channels ) => nodeObject( new SplitNode( nodeObject( node ), channels ) ); +const convert = ( node, types ) => new ConvertNode( nodeObject( node ), types ); +const split = ( node, channels ) => new SplitNode( nodeObject( node ), channels ); addMethodChaining( 'element', element ); addMethodChaining( 'convert', convert ); @@ -7628,7 +7628,7 @@ const mix = /*@__PURE__*/ nodeProxyIntent( MathNode, MathNode.MIX ).setParameter * @param {Node | number} [high=1] - The upper bound. * @returns {Node} */ -const clamp = ( value, low = 0, high = 1 ) => nodeObject( new MathNode( MathNode.CLAMP, nodeObject( value ), nodeObject( low ), nodeObject( high ) ) ); +const clamp = ( value, low = 0, high = 1 ) => new MathNode( MathNode.CLAMP, nodeObject( value ), nodeObject( low ), nodeObject( high ) ); /** * Constrains a value between `0` and `1`. @@ -8755,7 +8755,7 @@ class SubBuildNode extends Node { * @param {?string} [type=null] - The type of the node, if known. * @returns {Node} A node object wrapping the SubBuildNode instance. */ -const subBuild = ( node, name, type = null ) => nodeObject( new SubBuildNode( nodeObject( node ), name, type ) ); +const subBuild = ( node, name, type = null ) => new SubBuildNode( nodeObject( node ), name, type ); /** * Class for representing shader varyings as nodes. Varyings are create from @@ -9140,7 +9140,7 @@ class ColorSpaceNode extends TempNode { * @param {string} targetColorSpace - The target color space. * @returns {ColorSpaceNode} */ -const workingToColorSpace = ( node, targetColorSpace ) => nodeObject( new ColorSpaceNode( nodeObject( node ), WORKING_COLOR_SPACE, targetColorSpace ) ); +const workingToColorSpace = ( node, targetColorSpace ) => new ColorSpaceNode( nodeObject( node ), WORKING_COLOR_SPACE, targetColorSpace ); /** * TSL function for converting a given color node from the given color space to the current working color space. @@ -9151,7 +9151,7 @@ const workingToColorSpace = ( node, targetColorSpace ) => nodeObject( new ColorS * @param {string} sourceColorSpace - The source color space. * @returns {ColorSpaceNode} */ -const colorSpaceToWorking = ( node, sourceColorSpace ) => nodeObject( new ColorSpaceNode( nodeObject( node ), sourceColorSpace, WORKING_COLOR_SPACE ) ); +const colorSpaceToWorking = ( node, sourceColorSpace ) => new ColorSpaceNode( nodeObject( node ), sourceColorSpace, WORKING_COLOR_SPACE ); /** * TSL function for converting a given color node from one color space to another one. @@ -9163,7 +9163,7 @@ const colorSpaceToWorking = ( node, sourceColorSpace ) => nodeObject( new ColorS * @param {string} targetColorSpace - The target color space. * @returns {ColorSpaceNode} */ -const convertColorSpace = ( node, sourceColorSpace, targetColorSpace ) => nodeObject( new ColorSpaceNode( nodeObject( node ), sourceColorSpace, targetColorSpace ) ); +const convertColorSpace = ( node, sourceColorSpace, targetColorSpace ) => new ColorSpaceNode( nodeObject( node ), sourceColorSpace, targetColorSpace ); addMethodChaining( 'workingToColorSpace', workingToColorSpace ); addMethodChaining( 'colorSpaceToWorking', colorSpaceToWorking ); @@ -9704,7 +9704,7 @@ class ToneMappingNode extends TempNode { * @param {Node | Color} color - The color node to process. * @returns {ToneMappingNode} */ -const toneMapping = ( mapping, exposure, color ) => nodeObject( new ToneMappingNode( mapping, nodeObject( exposure ), nodeObject( color ) ) ); +const toneMapping = ( mapping, exposure, color ) => new ToneMappingNode( mapping, nodeObject( exposure ), nodeObject( color ) ); /** * TSL object that represents the global tone mapping exposure of the renderer. @@ -10392,7 +10392,7 @@ const computeKernel = ( node, workgroupSize = [ 64 ] ) => { // - return nodeObject( new ComputeNode( nodeObject( node ), workgroupSize ) ); + return new ComputeNode( nodeObject( node ), workgroupSize ); }; @@ -10973,7 +10973,7 @@ class RenderOutputNode extends TempNode { * @param {?string} [outputColorSpace=null] - The output color space. * @returns {RenderOutputNode} */ -const renderOutput = ( color, toneMapping = null, outputColorSpace = null ) => nodeObject( new RenderOutputNode( nodeObject( color ), toneMapping, outputColorSpace ) ); +const renderOutput = ( color, toneMapping = null, outputColorSpace = null ) => new RenderOutputNode( nodeObject( color ), toneMapping, outputColorSpace ); addMethodChaining( 'renderOutput', renderOutput ); @@ -11051,7 +11051,7 @@ class DebugNode extends TempNode { * @param {?Function} [callback=null] - Optional callback function to handle the debug output. * @returns {DebugNode} */ -const debug = ( node, callback = null ) => nodeObject( new DebugNode( nodeObject( node ), callback ) ).toStack(); +const debug = ( node, callback = null ) => new DebugNode( nodeObject( node ), callback ).toStack(); addMethodChaining( 'debug', debug ); @@ -31957,7 +31957,7 @@ class Bindings extends DataMap { this.textures.updateTexture( texture ); - // generation: update the bindings if a new texture has been created + // generation: update the bindings if the binding refers to a different texture object if ( binding.generation !== texturesTextureData.generation ) { @@ -31965,10 +31965,12 @@ class Bindings extends DataMap { needsBindingsUpdate = true; - cacheBindings = false; - } + // keep track which bind groups refer to the current texture (this is needed for dispose) + + texturesTextureData.bindGroups.add( bindGroup ); + } const textureData = backend.get( texture ); @@ -32016,8 +32018,6 @@ class Bindings extends DataMap { needsBindingsUpdate = true; - cacheBindings = false; - } } @@ -33203,6 +33203,7 @@ class Textures extends DataMap { textureData.initialized = true; textureData.generation = texture.version; + textureData.bindGroups = new Set(); // @@ -33416,6 +33417,21 @@ class Textures extends DataMap { const isDefaultTexture = textureData.isDefaultTexture; this.backend.destroyTexture( texture, isDefaultTexture ); + // delete cached bind groups so they don't point to destroyed textures + + if ( textureData.bindGroups ) { + + for ( const bindGroup of textureData.bindGroups ) { + + const bindingsData = this.backend.get( bindGroup ); + + bindingsData.groups = undefined; + bindingsData.versions = undefined; + + } + + } + this.delete( texture ); this.info.memory.textures --; @@ -36208,10 +36224,10 @@ class ReflectorNode extends TextureNode { } - this._depthNode = nodeObject( new ReflectorNode( { + this._depthNode = new ReflectorNode( { defaultTexture: _defaultRT.depthTexture, reflector: this._reflectorBaseNode - } ) ); + } ); } @@ -39846,7 +39862,7 @@ class ToonOutlinePassNode extends PassNode { * @param {number} [alpha=1] - Defines the outline's alpha. * @returns {ToonOutlinePassNode} */ -const toonOutlinePass = ( scene, camera, color = new Color( 0, 0, 0 ), thickness = 0.003, alpha = 1 ) => nodeObject( new ToonOutlinePassNode( scene, camera, nodeObject( color ), nodeObject( thickness ), nodeObject( alpha ) ) ); +const toonOutlinePass = ( scene, camera, color = new Color( 0, 0, 0 ), thickness = 0.003, alpha = 1 ) => new ToonOutlinePassNode( scene, camera, nodeObject( color ), nodeObject( thickness ), nodeObject( alpha ) ); /** * Linear tone mapping, exposure only. @@ -61993,10 +62009,13 @@ ${ flowData.code } * @param {string} textureProperty - The name of the texture uniform in the shader. * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. * @param {string} levelSnippet - A GLSL snippet that represents the mip level, with level 0 containing a full size version of the texture. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. * @return {string} The GLSL snippet. */ - generateTextureLevel( texture, textureProperty, uvSnippet, levelSnippet, offsetSnippet ) { + generateTextureLevel( texture, textureProperty, uvSnippet, levelSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) uvSnippet = `vec3( ${ uvSnippet }, ${ depthSnippet } )`; if ( offsetSnippet ) { @@ -62015,10 +62034,13 @@ ${ flowData.code } * @param {string} textureProperty - The name of the texture uniform in the shader. * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. * @param {string} biasSnippet - A GLSL snippet that represents the bias to apply to the mip level before sampling. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. * @return {string} The GLSL snippet. */ - generateTextureBias( texture, textureProperty, uvSnippet, biasSnippet, offsetSnippet ) { + generateTextureBias( texture, textureProperty, uvSnippet, biasSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) uvSnippet = `vec3( ${ uvSnippet }, ${ depthSnippet } )`; if ( offsetSnippet ) { @@ -62037,10 +62059,13 @@ ${ flowData.code } * @param {string} textureProperty - The name of the texture uniform in the shader. * @param {string} uvSnippet - A GLSL snippet that represents texture coordinates used for sampling. * @param {Array} gradSnippet - An array holding both gradient GLSL snippets. + * @param {?string} depthSnippet - A GLSL snippet that represents 0-based texture array index to sample. * @param {?string} offsetSnippet - A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. * @return {string} The GLSL snippet. */ - generateTextureGrad( texture, textureProperty, uvSnippet, gradSnippet, offsetSnippet ) { + generateTextureGrad( texture, textureProperty, uvSnippet, gradSnippet, depthSnippet, offsetSnippet ) { + + if ( depthSnippet ) uvSnippet = `vec3( ${ uvSnippet }, ${ depthSnippet } )`; if ( offsetSnippet ) { diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index 33a33c21f96120..be79879bff0192 100644 --- a/build/three.webgpu.nodes.min.js +++ b/build/three.webgpu.nodes.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2026 Three.js Authors * SPDX-License-Identifier: MIT */ -import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix2 as i,Matrix3 as n,Matrix4 as a,error as o,EventDispatcher as u,MathUtils as l,warn as d,WebGLCoordinateSystem as c,WebGPUCoordinateSystem as h,ColorManagement as p,SRGBTransfer as g,NoToneMapping as m,StaticDrawUsage as f,InterleavedBufferAttribute as y,InterleavedBuffer as b,DynamicDrawUsage as x,NoColorSpace as T,log as _,warnOnce as v,Texture as N,UnsignedIntType as S,IntType as R,Compatibility as E,LessCompare as A,NearestFilter as w,Sphere as C,BackSide as M,DoubleSide as B,Euler as F,CubeTexture as L,CubeReflectionMapping as P,CubeRefractionMapping as D,TangentSpaceNormalMap as U,NoNormalPacking as I,NormalRGPacking as O,NormalGAPacking as V,ObjectSpaceNormalMap as k,RGFormat as G,RED_GREEN_RGTC2_Format as z,RG11_EAC_Format as $,InstancedBufferAttribute as W,InstancedInterleavedBuffer as H,DataArrayTexture as q,FloatType as j,FramebufferTexture as X,LinearMipmapLinearFilter as K,DepthTexture as Y,Material as Q,LineBasicMaterial as Z,LineDashedMaterial as J,NoBlending as ee,MeshNormalMaterial as te,SRGBColorSpace as re,RenderTarget as se,BoxGeometry as ie,Mesh as ne,Scene as ae,LinearFilter as oe,CubeCamera as ue,EquirectangularReflectionMapping as le,EquirectangularRefractionMapping as de,AddOperation as ce,MixOperation as he,MultiplyOperation as pe,MeshBasicMaterial as ge,MeshLambertMaterial as me,MeshPhongMaterial as fe,DataTexture as ye,HalfFloatType as be,ClampToEdgeWrapping as xe,BufferGeometry as Te,OrthographicCamera as _e,PerspectiveCamera as ve,LinearSRGBColorSpace as Ne,RGBAFormat as Se,CubeUVReflectionMapping as Re,BufferAttribute as Ee,MeshStandardMaterial as Ae,MeshPhysicalMaterial as we,MeshToonMaterial as Ce,MeshMatcapMaterial as Me,SpriteMaterial as Be,PointsMaterial as Fe,ShadowMaterial as Le,Uint32BufferAttribute as Pe,Uint16BufferAttribute as De,DepthStencilFormat as Ue,DepthFormat as Ie,UnsignedInt248Type as Oe,UnsignedByteType as Ve,NormalBlending as ke,SrcAlphaFactor as Ge,OneMinusSrcAlphaFactor as ze,AddEquation as $e,MaterialBlending as We,Plane as He,Object3D as qe,LinearMipMapLinearFilter as je,Float32BufferAttribute as Xe,UVMapping as Ke,VSMShadowMap as Ye,GreaterEqualCompare as Qe,LessEqualCompare as Ze,PCFShadowMap as Je,PCFSoftShadowMap as et,BasicShadowMap as tt,CubeDepthTexture as rt,SphereGeometry as st,LinearMipmapNearestFilter as it,NearestMipmapLinearFilter as nt,Float16BufferAttribute as at,REVISION as ot,ArrayCamera as ut,PlaneGeometry as lt,FrontSide as dt,CustomBlending as ct,ZeroFactor as ht,CylinderGeometry as pt,Quaternion as gt,WebXRController as mt,RAD2DEG as ft,FrustumArray as yt,Frustum as bt,RedIntegerFormat as xt,RedFormat as Tt,ShortType as _t,ByteType as vt,UnsignedShortType as Nt,RGIntegerFormat as St,RGBIntegerFormat as Rt,RGBFormat as Et,RGBAIntegerFormat as At,TimestampQuery as wt,createCanvasElement as Ct,ReverseSubtractEquation as Mt,SubtractEquation as Bt,OneMinusDstAlphaFactor as Ft,OneMinusDstColorFactor as Lt,OneMinusSrcColorFactor as Pt,DstAlphaFactor as Dt,DstColorFactor as Ut,SrcAlphaSaturateFactor as It,SrcColorFactor as Ot,OneFactor as Vt,CullFaceNone as kt,CullFaceBack as Gt,CullFaceFront as zt,MultiplyBlending as $t,SubtractiveBlending as Wt,AdditiveBlending as Ht,NotEqualDepth as qt,GreaterDepth as jt,GreaterEqualDepth as Xt,EqualDepth as Kt,LessEqualDepth as Yt,LessDepth as Qt,AlwaysDepth as Zt,NeverDepth as Jt,ReversedDepthFuncs as er,UnsignedShort4444Type as tr,UnsignedShort5551Type as rr,UnsignedInt5999Type as sr,UnsignedInt101111Type as ir,AlphaFormat as nr,RGB_S3TC_DXT1_Format as ar,RGBA_S3TC_DXT1_Format as or,RGBA_S3TC_DXT3_Format as ur,RGBA_S3TC_DXT5_Format as lr,RGB_PVRTC_4BPPV1_Format as dr,RGB_PVRTC_2BPPV1_Format as cr,RGBA_PVRTC_4BPPV1_Format as hr,RGBA_PVRTC_2BPPV1_Format as pr,RGB_ETC1_Format as gr,RGB_ETC2_Format as mr,RGBA_ETC2_EAC_Format as fr,R11_EAC_Format as yr,SIGNED_R11_EAC_Format as br,SIGNED_RG11_EAC_Format as xr,RGBA_ASTC_4x4_Format as Tr,RGBA_ASTC_5x4_Format as _r,RGBA_ASTC_5x5_Format as vr,RGBA_ASTC_6x5_Format as Nr,RGBA_ASTC_6x6_Format as Sr,RGBA_ASTC_8x5_Format as Rr,RGBA_ASTC_8x6_Format as Er,RGBA_ASTC_8x8_Format as Ar,RGBA_ASTC_10x5_Format as wr,RGBA_ASTC_10x6_Format as Cr,RGBA_ASTC_10x8_Format as Mr,RGBA_ASTC_10x10_Format as Br,RGBA_ASTC_12x10_Format as Fr,RGBA_ASTC_12x12_Format as Lr,RGBA_BPTC_Format as Pr,RED_RGTC1_Format as Dr,SIGNED_RED_RGTC1_Format as Ur,SIGNED_RED_GREEN_RGTC2_Format as Ir,MirroredRepeatWrapping as Or,RepeatWrapping as Vr,NearestMipmapNearestFilter as kr,NotEqualCompare as Gr,GreaterCompare as zr,EqualCompare as $r,AlwaysCompare as Wr,NeverCompare as Hr,LinearTransfer as qr,getByteLength as jr,isTypedArray as Xr,NotEqualStencilFunc as Kr,GreaterStencilFunc as Yr,GreaterEqualStencilFunc as Qr,EqualStencilFunc as Zr,LessEqualStencilFunc as Jr,LessStencilFunc as es,AlwaysStencilFunc as ts,NeverStencilFunc as rs,DecrementWrapStencilOp as ss,IncrementWrapStencilOp as is,DecrementStencilOp as ns,IncrementStencilOp as as,InvertStencilOp as os,ReplaceStencilOp as us,ZeroStencilOp as ls,KeepStencilOp as ds,MaxEquation as cs,MinEquation as hs,SpotLight as ps,PointLight as gs,DirectionalLight as ms,RectAreaLight as fs,AmbientLight as ys,HemisphereLight as bs,LightProbe as xs,LinearToneMapping as Ts,ReinhardToneMapping as _s,CineonToneMapping as vs,ACESFilmicToneMapping as Ns,AgXToneMapping as Ss,NeutralToneMapping as Rs,Group as Es,Loader as As,FileLoader as ws,MaterialLoader as Cs,ObjectLoader as Ms}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrowHelper,AttachedBindMode,Audio,AudioAnalyser,AudioContext,AudioListener,AudioLoader,AxesHelper,BasicDepthPacking,BatchedMesh,BezierInterpolant,Bone,BooleanKeyframeTrack,Box2,Box3,Box3Helper,BoxHelper,BufferGeometryLoader,Cache,Camera,CameraHelper,CanvasTexture,CapsuleGeometry,CatmullRomCurve3,CircleGeometry,Clock,ColorKeyframeTrack,CompressedArrayTexture,CompressedCubeTexture,CompressedTexture,CompressedTextureLoader,ConeGeometry,ConstantAlphaFactor,ConstantColorFactor,Controls,CubeTextureLoader,CubicBezierCurve,CubicBezierCurve3,CubicInterpolant,CullFaceFrontBack,Curve,CurvePath,CustomToneMapping,Cylindrical,Data3DTexture,DataTextureLoader,DataUtils,DefaultLoadingManager,DetachedBindMode,DirectionalLightHelper,DiscreteInterpolant,DodecahedronGeometry,DynamicCopyUsage,DynamicReadUsage,EdgesGeometry,EllipseCurve,ExternalTexture,ExtrudeGeometry,Fog,FogExp2,GLBufferAttribute,GLSL1,GLSL3,GridHelper,HemisphereLightHelper,IcosahedronGeometry,ImageBitmapLoader,ImageLoader,ImageUtils,InstancedBufferGeometry,InstancedMesh,Int16BufferAttribute,Int32BufferAttribute,Int8BufferAttribute,Interpolant,InterpolateBezier,InterpolateDiscrete,InterpolateLinear,InterpolateSmooth,InterpolationSamplingMode,InterpolationSamplingType,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,Path,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RenderTarget3D,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,Timer,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding,getConsoleFunction,setConsoleFunction}from"./three.core.min.js";const Bs=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","aoMapIntensity","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveIntensity","emissiveMap","envMap","envMapIntensity","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","lightMapIntensity","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"],Fs=new WeakMap;class Ls{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=Bs,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}needsVelocity(e){const t=e.getMRT();return null!==t&&t.has("velocity")}getRenderObjectData(e){let t=this.renderObjects.get(e);if(void 0===t){const{geometry:r,material:s,object:i}=e;if(t={material:this.getMaterialData(s),geometry:{id:r.id,attributes:this.getAttributesData(r.attributes),indexId:r.index?r.index.id:null,indexVersion:r.index?r.index.version:null,drawRange:{start:r.drawRange.start,count:r.drawRange.count}},worldMatrix:i.matrixWorld.clone()},i.center&&(t.center=i.center.clone()),i.morphTargetInfluences&&(t.morphTargetInfluences=i.morphTargetInfluences.slice()),null!==e.bundle&&(t.version=e.bundle.version),t.material.transmission>0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}const h=i.index,p=o.id,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.id=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ps.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Us(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Is=e=>Us(e),Os=e=>Us(e),Vs=(...e)=>Us(e),ks=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Gs=new WeakMap;function zs(e){return ks.get(e)}function $s(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Ws(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function qs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function js(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Xs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Qs(u[0]):null}function Ks(e){let t=Gs.get(e);return void 0===t&&(t={},Gs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Zs=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Qs,getAlignmentFromType:qs,getDataFromObject:Ks,getLengthFromType:Ws,getMemoryLengthFromType:Hs,getTypeFromLength:zs,getTypedArrayFromType:$s,getValueFromType:Xs,getValueType:js,hash:Vs,hashArray:Os,hashString:Is});const Js={VERTEX:"vertex",FRAGMENT:"fragment"},ei={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ti={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ri={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},si=["fragment","vertex"],ii=["setup","analyze","generate"],ni=[...si,"compute"],ai=["x","y","z","w"],oi={analyze:"setup",generate:"analyze"};let ui=0;class li extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ei.NONE,this.updateBeforeType=ei.NONE,this.updateAfterType=ei.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ui++}),this.stackTrace=null,!0===li.captureStackTrace&&(this.stackTrace=new Ds)}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ei.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ei.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ei.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}li.captureStackTrace=!1;class di extends li{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ci extends li{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class hi extends li{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class pi extends hi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const gi=ai.join("");class mi extends li{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ai.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===gi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class fi extends hi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");li.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==vi?vi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Ds),this;{const t=Ni.get("assign");return this.addToStack(t(...e))}},li.prototype.toVarIntent=function(){return this},li.prototype.get=function(e){return new _i(this,e)};const Ei={};function Ai(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new mi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();li.prototype["set"+s]=li.prototype["set"+i]=li.prototype["set"+n]=function(t){const r=Ri(e);return new fi(this,r,Ji(t))},li.prototype["flip"+s]=li.prototype["flip"+i]=li.prototype["flip"+n]=function(){const t=Ri(e);return new yi(this,t)}}const wi=["x","y","z","w"],Ci=["r","g","b","a"],Mi=["s","t","p","q"];for(let e=0;e<4;e++){let t=wi[e],r=Ci[e],s=Mi[e];Ai(t,r,s);for(let i=0;i<4;i++){t=wi[e]+wi[i],r=Ci[e]+Ci[i],s=Mi[e]+Mi[i],Ai(t,r,s);for(let n=0;n<4;n++){t=wi[e]+wi[i]+wi[n],r=Ci[e]+Ci[i]+Ci[n],s=Mi[e]+Mi[i]+Mi[n],Ai(t,r,s);for(let a=0;a<4;a++)t=wi[e]+wi[i]+wi[n]+wi[a],r=Ci[e]+Ci[i]+Ci[n]+Ci[a],s=Mi[e]+Mi[i]+Mi[n]+Mi[a],Ai(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new di(this,new Ti(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};Object.defineProperties(li.prototype,Ei);const Bi=new WeakMap,Fi=function(e,t=null){for(const r in e)e[r]=Ji(e[r],t);return e},Li=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Ds),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...rn(d(t)))):null!==r?(r=Ji(r),n=(...s)=>i(new e(t,...rn(d(s)),r))):n=(...r)=>i(new e(t,...rn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Di=function(e,...t){return new e(...rn(t))};class Ui extends li{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Bi.get(e.constructor);void 0===s&&(s=new WeakMap,Bi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Ji(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;tn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Ji(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return tn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Ji(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof li&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Ji(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Ji(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Ii extends li{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ui(this,e)}setup(){return this.call()}}const Oi=[!1,!0],Vi=[0,1,2,3],ki=[-1,-2],Gi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],zi=new Map;for(const e of Oi)zi.set(e,new Ti(e));const $i=new Map;for(const e of Vi)$i.set(e,new Ti(e,"uint"));const Wi=new Map([...$i].map(e=>new Ti(e.value,"int")));for(const e of ki)Wi.set(e,new Ti(e,"int"));const Hi=new Map([...Wi].map(e=>new Ti(e.value)));for(const e of Gi)Hi.set(e,new Ti(e));for(const e of Gi)Hi.set(-e,new Ti(-e));const qi={bool:zi,uint:$i,ints:Wi,float:Hi},ji=new Map([...zi,...Hi]),Xi=(e,t)=>ji.has(e)?ji.get(e):!0===e.isNode?e:new Ti(e,t),Ki=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Ds),new Ti(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Xs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return en(t.get(r[0]));if(1===r.length){const t=Xi(r[0],e);return t.nodeType===e?en(t):en(new ci(t,e))}const s=r.map(e=>Xi(e));return en(new pi(s,e))}},Yi=e=>"object"==typeof e&&null!==e?e.value:e,Qi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Zi(e,t){return new Ii(e,t)}const Ji=(e,t=null)=>function(e,t=null){const r=js(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Ji(Xi(e,t)):"shader"===r?e.isFn?e:ln(e):e}(e,t),en=(e,t=null)=>Ji(e,t).toVarIntent(),tn=(e,t=null)=>new Fi(e,t),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),nn=(e,...t)=>new Di(e,...t),an=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let on=0;class un extends li{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Ds),t=null)),this.shaderNode=new Zi(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+on++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function ln(e,t=null){const r=new un(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const dn=e=>{vi=e},cn=()=>vi,hn=(...e)=>vi.If(...e);function pn(e){return vi&&vi.addToStack(e),e}Si("toStack",pn);const gn=new Ki("color"),mn=new Ki("float",qi.float),fn=new Ki("int",qi.ints),yn=new Ki("uint",qi.uint),bn=new Ki("bool",qi.bool),xn=new Ki("vec2"),Tn=new Ki("ivec2"),_n=new Ki("uvec2"),vn=new Ki("bvec2"),Nn=new Ki("vec3"),Sn=new Ki("ivec3"),Rn=new Ki("uvec3"),En=new Ki("bvec3"),An=new Ki("vec4"),wn=new Ki("ivec4"),Cn=new Ki("uvec4"),Mn=new Ki("bvec4"),Bn=new Ki("mat2"),Fn=new Ki("mat3"),Ln=new Ki("mat4");Si("toColor",gn),Si("toFloat",mn),Si("toInt",fn),Si("toUint",yn),Si("toBool",bn),Si("toVec2",xn),Si("toIVec2",Tn),Si("toUVec2",_n),Si("toBVec2",vn),Si("toVec3",Nn),Si("toIVec3",Sn),Si("toUVec3",Rn),Si("toBVec3",En),Si("toVec4",An),Si("toIVec4",wn),Si("toUVec4",Cn),Si("toBVec4",Mn),Si("toMat2",Bn),Si("toMat3",Fn),Si("toMat4",Ln);const Pn=sn(di).setParameterLength(2),Dn=(e,t)=>Ji(new ci(Ji(e),t));Si("element",Pn),Si("convert",Dn);Si("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Ds),pn(e)));class Un extends li{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Is(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const In=(e,t)=>new Un(e,t),On=(e,t)=>new Un(e,t,!0),Vn=nn(Un,"vec4","DiffuseColor"),kn=nn(Un,"vec3","DiffuseContribution"),Gn=nn(Un,"vec3","EmissiveColor"),zn=nn(Un,"float","Roughness"),$n=nn(Un,"float","Metalness"),Wn=nn(Un,"float","Clearcoat"),Hn=nn(Un,"float","ClearcoatRoughness"),qn=nn(Un,"vec3","Sheen"),jn=nn(Un,"float","SheenRoughness"),Xn=nn(Un,"float","Iridescence"),Kn=nn(Un,"float","IridescenceIOR"),Yn=nn(Un,"float","IridescenceThickness"),Qn=nn(Un,"float","AlphaT"),Zn=nn(Un,"float","Anisotropy"),Jn=nn(Un,"vec3","AnisotropyT"),ea=nn(Un,"vec3","AnisotropyB"),ta=nn(Un,"color","SpecularColor"),ra=nn(Un,"color","SpecularColorBlended"),sa=nn(Un,"float","SpecularF90"),ia=nn(Un,"float","Shininess"),na=nn(Un,"vec4","Output"),aa=nn(Un,"float","dashSize"),oa=nn(Un,"float","gapSize"),ua=nn(Un,"float","pointWidth"),la=nn(Un,"float","IOR"),da=nn(Un,"float","Transmission"),ca=nn(Un,"float","Thickness"),ha=nn(Un,"float","AttenuationDistance"),pa=nn(Un,"color","AttenuationColor"),ga=nn(Un,"float","Dispersion");class ma extends li{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const fa=e=>new ma(e),ya=(e,t=0)=>new ma(e,!0,t),ba=ya("frame"),xa=ya("render"),Ta=fa("object");class _a extends bi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Ta}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const va=(e,t)=>{const r=Qi(t||e);if(r===e&&(e=Xs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new _a(e,r)};class Na extends hi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Sa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Na(null,r.length,r)}else{const r=e[0],s=e[1];t=new Na(r,s)}return Ji(t)};Si("toArray",(e,t)=>Sa(Array(t).fill(e)));class Ra extends hi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ai.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?rn(t):tn(t[0]),new Aa(Ji(e),t));Si("call",wa);const Ca={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ma extends hi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ma(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ba=an(Ma,"+").setParameterLength(2,1/0).setName("add"),Fa=an(Ma,"-").setParameterLength(2,1/0).setName("sub"),La=an(Ma,"*").setParameterLength(2,1/0).setName("mul"),Pa=an(Ma,"/").setParameterLength(2,1/0).setName("div"),Da=an(Ma,"%").setParameterLength(2).setName("mod"),Ua=an(Ma,"==").setParameterLength(2).setName("equal"),Ia=an(Ma,"!=").setParameterLength(2).setName("notEqual"),Oa=an(Ma,"<").setParameterLength(2).setName("lessThan"),Va=an(Ma,">").setParameterLength(2).setName("greaterThan"),ka=an(Ma,"<=").setParameterLength(2).setName("lessThanEqual"),Ga=an(Ma,">=").setParameterLength(2).setName("greaterThanEqual"),za=an(Ma,"&&").setParameterLength(2,1/0).setName("and"),$a=an(Ma,"||").setParameterLength(2,1/0).setName("or"),Wa=an(Ma,"!").setParameterLength(1).setName("not"),Ha=an(Ma,"^^").setParameterLength(2).setName("xor"),qa=an(Ma,"&").setParameterLength(2).setName("bitAnd"),ja=an(Ma,"~").setParameterLength(1).setName("bitNot"),Xa=an(Ma,"|").setParameterLength(2).setName("bitOr"),Ka=an(Ma,"^").setParameterLength(2).setName("bitXor"),Ya=an(Ma,"<<").setParameterLength(2).setName("shiftLeft"),Qa=an(Ma,">>").setParameterLength(2).setName("shiftRight"),Za=ln(([e])=>(e.addAssign(1),e)),Ja=ln(([e])=>(e.subAssign(1),e)),eo=ln(([e])=>{const t=fn(e).toConst();return e.addAssign(1),t}),to=ln(([e])=>{const t=fn(e).toConst();return e.subAssign(1),t});Si("add",Ba),Si("sub",Fa),Si("mul",La),Si("div",Pa),Si("mod",Da),Si("equal",Ua),Si("notEqual",Ia),Si("lessThan",Oa),Si("greaterThan",Va),Si("lessThanEqual",ka),Si("greaterThanEqual",Ga),Si("and",za),Si("or",$a),Si("not",Wa),Si("xor",Ha),Si("bitAnd",qa),Si("bitNot",ja),Si("bitOr",Xa),Si("bitXor",Ka),Si("shiftLeft",Ya),Si("shiftRight",Qa),Si("incrementBefore",Za),Si("decrementBefore",Ja),Si("increment",eo),Si("decrement",to);const ro=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Ds),Da(fn(e),fn(t)));Si("modInt",ro);class so extends hi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===so.MAX||e===so.MIN)&&arguments.length>3){let i=new so(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===so.LENGTH||t===so.DISTANCE||t===so.DOT?"float":t===so.CROSS?"vec3":t===so.ALL||t===so.ANY?"bool":t===so.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===so.ONE_MINUS)i=Fa(1,t);else if(s===so.RECIPROCAL)i=Pa(1,t);else if(s===so.DIFFERENCE)i=Bo(Fa(t,r));else if(s===so.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=An(Nn(n),0):s=An(Nn(s),0);const a=La(s,n).xyz;i=No(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===so.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===so.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===so.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==so.MIN&&r!==so.MAX?r===so.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===so.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===so.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==so.DFDX&&r!==so.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}so.ALL="all",so.ANY="any",so.RADIANS="radians",so.DEGREES="degrees",so.EXP="exp",so.EXP2="exp2",so.LOG="log",so.LOG2="log2",so.SQRT="sqrt",so.INVERSE_SQRT="inversesqrt",so.FLOOR="floor",so.CEIL="ceil",so.NORMALIZE="normalize",so.FRACT="fract",so.SIN="sin",so.COS="cos",so.TAN="tan",so.ASIN="asin",so.ACOS="acos",so.ATAN="atan",so.ABS="abs",so.SIGN="sign",so.LENGTH="length",so.NEGATE="negate",so.ONE_MINUS="oneMinus",so.DFDX="dFdx",so.DFDY="dFdy",so.ROUND="round",so.RECIPROCAL="reciprocal",so.TRUNC="trunc",so.FWIDTH="fwidth",so.TRANSPOSE="transpose",so.DETERMINANT="determinant",so.INVERSE="inverse",so.EQUALS="equals",so.MIN="min",so.MAX="max",so.STEP="step",so.REFLECT="reflect",so.DISTANCE="distance",so.DIFFERENCE="difference",so.DOT="dot",so.CROSS="cross",so.POW="pow",so.TRANSFORM_DIRECTION="transformDirection",so.MIX="mix",so.CLAMP="clamp",so.REFRACT="refract",so.SMOOTHSTEP="smoothstep",so.FACEFORWARD="faceforward";const io=mn(1e-6),no=mn(1e6),ao=mn(Math.PI),oo=mn(2*Math.PI),uo=mn(2*Math.PI),lo=mn(.5*Math.PI),co=an(so,so.ALL).setParameterLength(1),ho=an(so,so.ANY).setParameterLength(1),po=an(so,so.RADIANS).setParameterLength(1),go=an(so,so.DEGREES).setParameterLength(1),mo=an(so,so.EXP).setParameterLength(1),fo=an(so,so.EXP2).setParameterLength(1),yo=an(so,so.LOG).setParameterLength(1),bo=an(so,so.LOG2).setParameterLength(1),xo=an(so,so.SQRT).setParameterLength(1),To=an(so,so.INVERSE_SQRT).setParameterLength(1),_o=an(so,so.FLOOR).setParameterLength(1),vo=an(so,so.CEIL).setParameterLength(1),No=an(so,so.NORMALIZE).setParameterLength(1),So=an(so,so.FRACT).setParameterLength(1),Ro=an(so,so.SIN).setParameterLength(1),Eo=an(so,so.COS).setParameterLength(1),Ao=an(so,so.TAN).setParameterLength(1),wo=an(so,so.ASIN).setParameterLength(1),Co=an(so,so.ACOS).setParameterLength(1),Mo=an(so,so.ATAN).setParameterLength(1,2),Bo=an(so,so.ABS).setParameterLength(1),Fo=an(so,so.SIGN).setParameterLength(1),Lo=an(so,so.LENGTH).setParameterLength(1),Po=an(so,so.NEGATE).setParameterLength(1),Do=an(so,so.ONE_MINUS).setParameterLength(1),Uo=an(so,so.DFDX).setParameterLength(1),Io=an(so,so.DFDY).setParameterLength(1),Oo=an(so,so.ROUND).setParameterLength(1),Vo=an(so,so.RECIPROCAL).setParameterLength(1),ko=an(so,so.TRUNC).setParameterLength(1),Go=an(so,so.FWIDTH).setParameterLength(1),zo=an(so,so.TRANSPOSE).setParameterLength(1),$o=an(so,so.DETERMINANT).setParameterLength(1),Wo=an(so,so.INVERSE).setParameterLength(1),Ho=an(so,so.MIN).setParameterLength(2,1/0),qo=an(so,so.MAX).setParameterLength(2,1/0),jo=an(so,so.STEP).setParameterLength(2),Xo=an(so,so.REFLECT).setParameterLength(2),Ko=an(so,so.DISTANCE).setParameterLength(2),Yo=an(so,so.DIFFERENCE).setParameterLength(2),Qo=an(so,so.DOT).setParameterLength(2),Zo=an(so,so.CROSS).setParameterLength(2),Jo=an(so,so.POW).setParameterLength(2),eu=e=>La(e,e),tu=e=>La(e,e,e),ru=e=>La(e,e,e,e),su=an(so,so.TRANSFORM_DIRECTION).setParameterLength(2),iu=e=>La(Fo(e),Jo(Bo(e),1/3)),nu=e=>Qo(e,e),au=an(so,so.MIX).setParameterLength(3),ou=(e,t=0,r=1)=>Ji(new so(so.CLAMP,Ji(e),Ji(t),Ji(r))),uu=e=>ou(e),lu=an(so,so.REFRACT).setParameterLength(3),du=an(so,so.SMOOTHSTEP).setParameterLength(3),cu=an(so,so.FACEFORWARD).setParameterLength(3),hu=ln(([e])=>{const t=Qo(e.xy,xn(12.9898,78.233)),r=Da(t,ao);return So(Ro(r).mul(43758.5453))}),pu=(e,t,r)=>au(t,r,e),gu=(e,t,r)=>du(t,r,e),mu=(e,t)=>jo(t,e),fu=cu,yu=To;Si("all",co),Si("any",ho),Si("radians",po),Si("degrees",go),Si("exp",mo),Si("exp2",fo),Si("log",yo),Si("log2",bo),Si("sqrt",xo),Si("inverseSqrt",To),Si("floor",_o),Si("ceil",vo),Si("normalize",No),Si("fract",So),Si("sin",Ro),Si("cos",Eo),Si("tan",Ao),Si("asin",wo),Si("acos",Co),Si("atan",Mo),Si("abs",Bo),Si("sign",Fo),Si("length",Lo),Si("lengthSq",nu),Si("negate",Po),Si("oneMinus",Do),Si("dFdx",Uo),Si("dFdy",Io),Si("round",Oo),Si("reciprocal",Vo),Si("trunc",ko),Si("fwidth",Go),Si("min",Ho),Si("max",qo),Si("step",mu),Si("reflect",Xo),Si("distance",Ko),Si("dot",Qo),Si("cross",Zo),Si("pow",Jo),Si("pow2",eu),Si("pow3",tu),Si("pow4",ru),Si("transformDirection",su),Si("mix",pu),Si("clamp",ou),Si("refract",lu),Si("smoothstep",gu),Si("faceForward",cu),Si("difference",Yo),Si("saturate",uu),Si("cbrt",iu),Si("transpose",zo),Si("determinant",$o),Si("inverse",Wo),Si("rand",hu);class bu extends li{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?In(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const xu=sn(bu).setParameterLength(2,3);Si("select",xu);class Tu extends li{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const _u=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Tu(r,t)},vu=e=>_u(e,{uniformFlow:!0}),Nu=(e,t)=>_u(e,{nodeName:t});function Su(e,t,r=null){return _u(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Ru(e,t=null){return _u(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Nu(e,t)}Si("context",_u),Si("label",Eu),Si("uniformFlow",vu),Si("setName",Nu),Si("builtinShadowContext",(e,t,r)=>Su(t,r,e)),Si("builtinAOContext",(e,t)=>Ru(t,e));class Au extends li{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const wu=sn(Au),Cu=(e,t=null)=>wu(e,t).toStack(),Mu=(e,t=null)=>wu(e,t,!0).toStack(),Bu=e=>wu(e).setIntent(!0).toStack();Si("toVar",Cu),Si("toConst",Mu),Si("toVarIntent",Bu);class Fu extends li{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>Ji(new Fu(Ji(e),t,r));class Pu extends li{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Lu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Js.VERTEX);e.flowNodeFromShaderStage(Js.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Du=sn(Pu).setParameterLength(1,2),Uu=e=>Du(e);Si("toVarying",Du),Si("toVertexStage",Uu);const Iu=ln(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return au(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou=ln(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return au(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu="WorkingColorSpace";class ku extends hi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Vu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=An(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=An(Fn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=An(Ou(i.rgb),i.a)),i):i}}const Gu=(e,t)=>Ji(new ku(Ji(e),Vu,t)),zu=(e,t)=>Ji(new ku(Ji(e),t,Vu));Si("workingToColorSpace",Gu),Si("colorSpaceToWorking",zu);let $u=class extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Wu extends li{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ei.OBJECT}setGroup(e){return this.group=e,this}element(e){return new $u(this,Ji(e))}setNodeType(e){const t=va(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Hu(e,t,r);class ju extends hi{static get type(){return"ToneMappingNode"}constructor(e,t=Ku,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Vs(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=An(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Xu=(e,t,r)=>Ji(new ju(e,Ji(t),Ji(r))),Ku=qu("toneMappingExposure","float");Si("toneMapping",(e,t,r)=>Xu(t,r,e));const Yu=new WeakMap;function Qu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Zu extends bi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Qu(s.array,i):Qu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Du(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Ju(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Fn(new Zu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Ln(new Zu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Zu(e,t,r,s).setUsage(i)}const el=(e,t=null,r=0,s=0)=>Ju(e,t,r,s),tl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,f,!0),rl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,x,!0);Si("toAttribute",e=>el(e.value));class sl extends li{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ei.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const il=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Ds);for(let e=0;eil(e,r).setCount(t);Si("compute",nl),Si("computeKernel",il);class al extends li{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ol=e=>new al(Ji(e));function ul(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ol(e).setParent(t)}Si("cache",ul),Si("isolate",ol);class ll extends li{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const dl=sn(ll).setParameterLength(2);Si("bypass",dl);class cl extends li{static get type(){return"RemapNode"}constructor(e,t,r,s=mn(0),i=mn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const hl=sn(cl,null,null,{doClamp:!1}).setParameterLength(3,5),pl=sn(cl).setParameterLength(3,5);Si("remap",hl),Si("remapClamp",pl);class gl extends li{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const ml=sn(gl).setParameterLength(1,2),fl=e=>(e?xu(e,ml("discard")):ml("discard")).toStack();Si("discard",fl);class yl extends hi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const bl=(e,t=null,r=null)=>Ji(new yl(Ji(e),t,r));Si("renderOutput",bl);class xl extends hi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Tl=(e,t=null)=>Ji(new xl(Ji(e),t)).toStack();Si("debug",Tl);class _l{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class vl extends li{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ei.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==_l&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Nl(e,t="",r=null){return(e=Ji(e)).before(new vl(e,t,r))}Si("toInspector",Nl);class Sl extends li{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Du(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Rl=(e,t=null)=>new Sl(e,t),El=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class Al extends li{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const wl=sn(Al).setParameterLength(1,2);class Cl extends _a{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ei.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Ml=sn(Cl).setParameterLength(1);class Bl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Fl=new N;class Ll extends _a{static get type(){return"TextureNode"}constructor(e=Fl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ei.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return El(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=va(this.value.matrix)),this._matrixUniform.mul(Nn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=va(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(fn(wl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Bl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=ln(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ei.OBJECT:ei.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;null!==this.compareNode&&(e.renderer.hasCompatibility(E.TEXTURE_COMPARE)?n=this.compareNode:null===this.value.compareFunction||this.value.compareFunction===A?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'))),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:r,biasNode:u,compareNode:l,compareStepNode:d,depthNode:c,gradNode:h,offsetNode:p}=s,g=this.generateUV(e,t),m=r?r.build(e,"float"):null,f=u?u.build(e,"float"):null,y=c?c.build(e,"int"):null,b=l?l.build(e,"float"):null,x=d?d.build(e,"float"):null,T=h?[h[0].build(e,"vec2"),h[1].build(e,"vec2")]:null,_=p?this.generateOffset(e,p):null,v=e.getVarFromNode(this);o=e.getPropertyName(v);let N=this.generateSnippet(e,i,g,m,f,y,b,T,_);null!==x&&(N=jo(ml(x,"float"),ml(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=zu(ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Ji(e).mul(Ml(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===w||r.magFilter===w)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Ji(t)}level(e){const t=this.clone();return t.levelNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}size(e){return wl(this,e)}bias(e){const t=this.clone();return t.biasNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}grad(e,t){const r=this.clone();return r.gradNode=[Ji(e),Ji(t)],r.referenceNode=this.getBase(),Ji(r)}depth(e){const t=this.clone();return t.depthNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}offset(e){const t=this.clone();return t.offsetNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Pl=sn(Ll).setParameterLength(1,4).setName("texture"),Dl=(e=Fl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Ji(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Pl(e,t,r,s),i},Ul=(...e)=>Dl(...e).setSampler(!1);class Il extends _a{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Ol=(e,t,r)=>new Il(e,t,r);class Vl extends di{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class kl extends Il{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?js(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ei.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew kl(e,t);class zl extends li{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const $l=sn(zl).setParameterLength(1);let Wl,Hl;class ql extends li{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===ql.DPR?"float":this.scope===ql.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ei.NONE;return this.scope!==ql.SIZE&&this.scope!==ql.VIEWPORT&&this.scope!==ql.DPR||(e=ei.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ql.VIEWPORT?null!==t?Hl.copy(t.viewport):(e.getViewport(Hl),Hl.multiplyScalar(e.getPixelRatio())):this.scope===ql.DPR?this._output.value=e.getPixelRatio():null!==t?(Wl.width=t.width,Wl.height=t.height):e.getDrawingBufferSize(Wl)}setup(){const e=this.scope;let r=null;return r=e===ql.SIZE?va(Wl||(Wl=new t)):e===ql.VIEWPORT?va(Hl||(Hl=new s)):e===ql.DPR?va(1):xn(Yl.div(Kl)),this._output=r,r}generate(e){if(this.scope===ql.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Kl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()();let rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null,md=null;const fd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),yd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),bd=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),xd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===sd?sd=Gl(r).setGroup(xa).setName("cameraProjectionMatrices"):sd.array=r,t=sd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrix")}else null===rd&&(rd=va(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=rd;return t}).once()(),Td=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===nd?nd=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse"):nd.array=r,t=nd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrixInverse")}else null===id&&(id=va(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=id;return t}).once()(),_d=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===od?od=Gl(r).setGroup(xa).setName("cameraViewMatrices"):od.array=r,t=od.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraViewMatrix")}else null===ad&&(ad=va(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=ad;return t}).once()(),vd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ld?ld=Gl(r).setGroup(xa).setName("cameraWorldMatrices"):ld.array=r,t=ld.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraWorldMatrix")}else null===ud&&(ud=va(e.matrixWorld).setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=ud;return t}).once()(),Nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===cd?cd=Gl(r).setGroup(xa).setName("cameraNormalMatrices"):cd.array=r,t=cd.element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):fd).toConst("cameraNormalMatrix")}else null===dd&&(dd=va(e.normalMatrix).setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=dd;return t}).once()(),Sd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=hd;return t}).once()(),Rd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===md?md=Gl(r,"vec4").setGroup(xa).setName("cameraViewports"):md.array=r,t=md.element(fd).toConst("cameraViewport")}else null===gd&&(gd=An(0,0,Kl.x,Kl.y).toConst("cameraViewport")),t=gd;return t}).once()(),Ed=new C;class Ad extends li{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ei.OBJECT,this.uniformNode=new _a(null)}getNodeType(){const e=this.scope;return e===Ad.WORLD_MATRIX?"mat4":e===Ad.POSITION||e===Ad.VIEW_POSITION||e===Ad.DIRECTION||e===Ad.SCALE?"vec3":e===Ad.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ad.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ad.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ad.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ad.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ad.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ad.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Ed.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Ed.radius}}generate(e){const t=this.scope;return t===Ad.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ad.POSITION||t===Ad.VIEW_POSITION||t===Ad.DIRECTION||t===Ad.SCALE?this.uniformNode.nodeType="vec3":t===Ad.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ad.WORLD_MATRIX="worldMatrix",Ad.POSITION="position",Ad.SCALE="scale",Ad.VIEW_POSITION="viewPosition",Ad.DIRECTION="direction",Ad.RADIUS="radius";const wd=sn(Ad,Ad.DIRECTION).setParameterLength(1),Cd=sn(Ad,Ad.WORLD_MATRIX).setParameterLength(1),Md=sn(Ad,Ad.POSITION).setParameterLength(1),Bd=sn(Ad,Ad.SCALE).setParameterLength(1),Fd=sn(Ad,Ad.VIEW_POSITION).setParameterLength(1),Ld=sn(Ad,Ad.RADIUS).setParameterLength(1);class Pd extends Ad{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Dd=nn(Pd,Pd.DIRECTION),Ud=nn(Pd,Pd.WORLD_MATRIX),Id=nn(Pd,Pd.POSITION),Od=nn(Pd,Pd.SCALE),Vd=nn(Pd,Pd.VIEW_POSITION),kd=nn(Pd,Pd.RADIUS),Gd=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),zd=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),$d=ln(e=>e.context.modelViewMatrix||Wd).once()().toVar("modelViewMatrix"),Wd=_d.mul(Ud),Hd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),qd=ln(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return va("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),jd=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),An()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Xd=Rl("position","vec3"),Kd=Xd.toVarying("positionLocal"),Yd=Xd.toVarying("positionPrevious"),Qd=ln(e=>Ud.mul(Kd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Zd=ln(()=>Kd.transformDirection(Ud).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Jd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Td.mul(jd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),ec=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Jd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class tc extends li{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===M?"false":e.getFrontFacing()}}const rc=nn(tc),sc=mn(rc).mul(2).sub(1),ic=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(sc)),e}),nc=Rl("normal","vec3"),ac=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):nc,"vec3").once()().toVar("normalLocal"),oc=Jd.dFdx().cross(Jd.dFdy()).normalize().toVar("normalFlat"),uc=ln(e=>{let t;return t=e.isFlatShading()?oc:gc(ac).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),lc=ln(e=>{let t=uc.transformDirection(_d);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),dc=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=uc,!0!==e.isFlatShading()&&(t=ic(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),cc=dc.transformDirection(_d).toVar("normalWorld"),hc=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?dc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),pc=ln(([e,t=Ud])=>{const r=Fn(t),s=e.div(Nn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),gc=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Gd.mul(e);return _d.transformDirection(s)}),mc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),hc)).once(["NORMAL","VERTEX"])(),bc=new F,xc=new a,Tc=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),_c=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),vc=va(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(bc.copy(r),xc.makeRotationFromEuler(bc)):xc.identity(),xc}),Nc=ec.negate().reflect(dc),Sc=ec.negate().refract(dc,Tc),Rc=Nc.transformDirection(_d).toVar("reflectVector"),Ec=Sc.transformDirection(_d).toVar("reflectVector"),Ac=new L;class wc extends Ll{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===P?Rc:e.mapping===D?Ec:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Nn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Nn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Nn(t.x.negate(),t.yz)),vc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Cc=sn(wc).setParameterLength(1,4).setName("cubeTexture"),Mc=(e=Ac,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Ji(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Cc(e,t,r,s),i};class Bc extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class Fc extends li{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ei.OBJECT}element(e){return new Bc(this,Ji(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Ol(null,e,this.count):Array.isArray(this.getValueFromReference())?Gl(null,e):"texture"===e?Dl(null):"cubeTexture"===e?Mc(null):va(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Fc(e,t,r),Pc=(e,t,r,s)=>new Fc(e,t,s,r);class Dc extends Fc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Uc=(e,t,r=null)=>new Dc(e,t,r),Ic=El(),Oc=Jd.dFdx(),Vc=Jd.dFdy(),kc=Ic.dFdx(),Gc=Ic.dFdy(),zc=dc,$c=Vc.cross(zc),Wc=zc.cross(Oc),Hc=$c.mul(kc.x).add(Wc.mul(Gc.x)),qc=$c.mul(kc.y).add(Wc.mul(Gc.y)),jc=Hc.dot(Hc).max(qc.dot(qc)),Xc=jc.equal(0).select(0,jc.inverseSqrt()),Kc=Hc.mul(Xc).toVar("tangentViewFrame"),Yc=qc.mul(Xc).toVar("bitangentViewFrame"),Qc=Rl("tangent","vec4"),Zc=Qc.xyz.toVar("tangentLocal"),Jc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?$d.mul(An(Zc,0)).xyz.toVarying("v_tangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),eh=Jc.transformDirection(_d).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),th=ln(([e,t],r)=>{let s=e.mul(Qc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),rh=th(nc.cross(Qc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),sh=th(ac.cross(Zc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ih=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?th(dc.cross(Jc),"v_bitangentView").normalize():Yc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),nh=th(cc.cross(eh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ah=Fn(Jc,ih,dc).toVar("TBNViewMatrix"),oh=ec.mul(ah),uh=ln(()=>{let e=ea.cross(ec);return e=e.cross(ea).normalize(),e=au(e,dc,Zn.mul(zn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),lh=e=>Ji(e).mul(.5).add(.5),dh=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class ch extends hi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=dh(i.xy):s===V?i=dh(i.yw):s!==I&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==I&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=ic(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=gc(i):t===U?n=ah.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=dc),n}}const hh=sn(ch).setParameterLength(1,2),ph=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||El()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),gh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(sc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class mh extends hi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ph({textureNode:this.textureNode,bumpScale:e});return gh({surf_pos:Jd,surf_norm:dc,dHdxy:t})}}const fh=sn(mh).setParameterLength(1,2),yh=new Map;class bh extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=yh.get(e);return void 0===r&&(r=Uc(e,t),yh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===bh.COLOR){const e=void 0!==t.color?this.getColor(r):Nn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===bh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===bh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===bh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===bh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===bh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===bh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===bh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===bh.NORMAL)t.normalMap?(s=hh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=G&&t.normalMap.format!=z&&t.normalMap.format!=$||(s.unpackNormalMode=O)):s=t.bumpMap?fh(this.getTexture("bump").r,this.getFloat("bumpScale")):dc;else if(r===bh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?hh(this.getTexture(r),this.getCache(r+"Scale","vec2")):dc;else if(r===bh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===bh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===bh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(rp.x,rp.y,rp.y.negate(),rp.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=rp;else if(r===bh.IRIDESCENCE_THICKNESS){const e=Lc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Lc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===bh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===bh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===bh.IOR)s=this.getFloat(r);else if(r===bh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===bh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===bh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}bh.ALPHA_TEST="alphaTest",bh.COLOR="color",bh.OPACITY="opacity",bh.SHININESS="shininess",bh.SPECULAR="specular",bh.SPECULAR_STRENGTH="specularStrength",bh.SPECULAR_INTENSITY="specularIntensity",bh.SPECULAR_COLOR="specularColor",bh.REFLECTIVITY="reflectivity",bh.ROUGHNESS="roughness",bh.METALNESS="metalness",bh.NORMAL="normal",bh.CLEARCOAT="clearcoat",bh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",bh.CLEARCOAT_NORMAL="clearcoatNormal",bh.EMISSIVE="emissive",bh.ROTATION="rotation",bh.SHEEN="sheen",bh.SHEEN_ROUGHNESS="sheenRoughness",bh.ANISOTROPY="anisotropy",bh.IRIDESCENCE="iridescence",bh.IRIDESCENCE_IOR="iridescenceIOR",bh.IRIDESCENCE_THICKNESS="iridescenceThickness",bh.IOR="ior",bh.TRANSMISSION="transmission",bh.THICKNESS="thickness",bh.ATTENUATION_DISTANCE="attenuationDistance",bh.ATTENUATION_COLOR="attenuationColor",bh.LINE_SCALE="scale",bh.LINE_DASH_SIZE="dashSize",bh.LINE_GAP_SIZE="gapSize",bh.LINE_WIDTH="linewidth",bh.LINE_DASH_OFFSET="dashOffset",bh.POINT_SIZE="size",bh.DISPERSION="dispersion",bh.LIGHT_MAP="light",bh.AO="ao";const xh=nn(bh,bh.ALPHA_TEST),Th=nn(bh,bh.COLOR),_h=nn(bh,bh.SHININESS),vh=nn(bh,bh.EMISSIVE),Nh=nn(bh,bh.OPACITY),Sh=nn(bh,bh.SPECULAR),Rh=nn(bh,bh.SPECULAR_INTENSITY),Eh=nn(bh,bh.SPECULAR_COLOR),Ah=nn(bh,bh.SPECULAR_STRENGTH),wh=nn(bh,bh.REFLECTIVITY),Ch=nn(bh,bh.ROUGHNESS),Mh=nn(bh,bh.METALNESS),Bh=nn(bh,bh.NORMAL),Fh=nn(bh,bh.CLEARCOAT),Lh=nn(bh,bh.CLEARCOAT_ROUGHNESS),Ph=nn(bh,bh.CLEARCOAT_NORMAL),Dh=nn(bh,bh.ROTATION),Uh=nn(bh,bh.SHEEN),Ih=nn(bh,bh.SHEEN_ROUGHNESS),Oh=nn(bh,bh.ANISOTROPY),Vh=nn(bh,bh.IRIDESCENCE),kh=nn(bh,bh.IRIDESCENCE_IOR),Gh=nn(bh,bh.IRIDESCENCE_THICKNESS),zh=nn(bh,bh.TRANSMISSION),$h=nn(bh,bh.THICKNESS),Wh=nn(bh,bh.IOR),Hh=nn(bh,bh.ATTENUATION_DISTANCE),qh=nn(bh,bh.ATTENUATION_COLOR),jh=nn(bh,bh.LINE_SCALE),Xh=nn(bh,bh.LINE_DASH_SIZE),Kh=nn(bh,bh.LINE_GAP_SIZE),Yh=nn(bh,bh.LINE_WIDTH),Qh=nn(bh,bh.LINE_DASH_OFFSET),Zh=nn(bh,bh.POINT_SIZE),Jh=nn(bh,bh.DISPERSION),ep=nn(bh,bh.LIGHT_MAP),tp=nn(bh,bh.AO),rp=va(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),sp=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class ip extends di{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const np=sn(ip).setParameterLength(2);class ap extends Il{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=zs(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ri.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return np(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ri.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=el(this.value),this._varying=Du(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const op=(e,t=null,r=0)=>new ap(e,t,r);class up extends li{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===up.VERTEX)s=e.getVertexIndex();else if(r===up.INSTANCE)s=e.getInstanceIndex();else if(r===up.DRAW)s=e.getDrawIndex();else if(r===up.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===up.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==up.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Du(this).build(e,t)}return i}}up.VERTEX="vertex",up.INSTANCE="instance",up.SUBGROUP="subgroup",up.INVOCATION_LOCAL="invocationLocal",up.INVOCATION_SUBGROUP="invocationSubgroup",up.DRAW="draw";const lp=nn(up,up.VERTEX),dp=nn(up,up.INSTANCE),cp=nn(up,up.SUBGROUP),hp=nn(up,up.INVOCATION_SUBGROUP),pp=nn(up,up.INVOCATION_LOCAL),gp=nn(up,up.DRAW);class mp extends li{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ei.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=op(s,"vec3",Math.max(s.count,1)).element(dp);else{const e=new W(s.array,3),t=s.usage===x?rl:tl;this.bufferColor=e,r=Nn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Kd).xyz;if(Kd.assign(n),e.needsPreviousData()&&Yd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=pc(ac,t);ac.assign(e)}null!==this.instanceColorNode&&On("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Yd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=op(s,"mat4",Math.max(i,1)).element(dp);else{if(16*i*4<=t.getUniformBufferLimit())r=Ol(s.array,"mat4",Math.max(i,1)).element(dp);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?rl:tl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Ln(...n)}}return r}}const fp=sn(mp).setParameterLength(2,3);class yp extends mp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const bp=sn(yp).setParameterLength(1);class xp extends li{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=dp:this.batchingIdNode=gp);const t=ln(([e])=>{const t=fn(wl(Ul(this.batchMesh._indirectTexture),0).x).toConst(),r=fn(e).mod(t).toConst(),s=fn(e).div(t).toConst();return Ul(this.batchMesh._indirectTexture,Tn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(fn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=fn(wl(Ul(s),0).x).toConst(),n=mn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Ln(Ul(s,Tn(a,o)),Ul(s,Tn(a.add(1),o)),Ul(s,Tn(a.add(2),o)),Ul(s,Tn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=ln(([e])=>{const t=fn(wl(Ul(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ul(l,Tn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);On("vec3","vBatchColor").assign(t)}const d=Fn(u);Kd.assign(u.mul(Kd));const c=ac.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;ac.assign(h),e.hasGeometryAttribute("tangent")&&Zc.mulAssign(d)}}const Tp=sn(xp).setParameterLength(1),_p=new WeakMap;class vp extends li{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ei.OBJECT,this.skinIndexNode=Rl("skinIndex","uvec4"),this.skinWeightNode=Rl("skinWeight","vec4"),this.bindMatrixNode=Lc("bindMatrix","mat4"),this.bindMatrixInverseNode=Lc("bindMatrixInverse","mat4"),this.boneMatricesNode=Pc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Kd,this.toPositionNode=Kd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ba(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=ac,r=Zc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ba(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Pc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Yd)}setup(e){e.needsPreviousData()&&Yd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();ac.assign(t),e.hasGeometryAttribute("tangent")&&Zc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;_p.get(t)!==e.frameId&&(_p.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Np=e=>new vp(e);class Sp extends li{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Sp(rn(e,"int")).toStack(),Ep=()=>ml("break").toStack(),Ap=new WeakMap,wp=new s,Cp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(lp).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ul(e,Tn(u,o)).depth(i).xyz.mul(t)});class Mp extends li{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=va(1),this.updateType=ei.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ap.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new q(m,h,p,a);f.type=j,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=mn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ul(this.mesh.morphTexture,Tn(fn(e).add(1),fn(dp))).r):t.assign(Lc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Kd.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&ac.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Bp=sn(Mp).setParameterLength(1);class Fp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Lp extends Fp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Pp extends Tu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Nn().toVar("directDiffuse"),directSpecular:Nn().toVar("directSpecular"),indirectDiffuse:Nn().toVar("indirectDiffuse"),indirectSpecular:Nn().toVar("indirectSpecular")};return{radiance:Nn().toVar("radiance"),irradiance:Nn().toVar("irradiance"),iblIrradiance:Nn().toVar("iblIrradiance"),ambientOcclusion:mn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Dp=sn(Pp);class Up extends Fp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Ip=new t;class Op extends Ll{static get type(){return"ViewportTextureNode"}constructor(e=Xl,t=null,r=null){let s=null;null===r?(s=new X,s.minFilter=K,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ei.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(Ip):Ip.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Ip.width&&s.image.height===Ip.height||(s.image.width=Ip.width,s.image.height=Ip.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Vp=sn(Op).setParameterLength(0,3),kp=sn(Op,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Gp=kp(),zp=(e=Xl,t=null)=>Gp.sample(e,t);let $p=null;class Wp extends Op{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===$p&&($p=new Y),super(e,t,$p)}getTextureForReference(){return $p}}const Hp=sn(Wp).setParameterLength(0,2);class qp extends li{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===qp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===qp.DEPTH_BASE)null!==r&&(s=Jp().assign(r));else if(t===qp.DEPTH)s=e.isPerspectiveCamera?Kp(Jd.z,yd,bd):jp(Jd.z,yd,bd);else if(t===qp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Qp(r,yd,bd);s=jp(e,yd,bd)}else s=r;else s=jp(Jd.z,yd,bd);return s}}qp.DEPTH_BASE="depthBase",qp.DEPTH="depth",qp.LINEAR_DEPTH="linearDepth";const jp=(e,t,r)=>e.add(t).div(t.sub(r)),Xp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Kp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Yp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Qp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Zp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=bo(e.negate().div(t)),i=bo(r.div(t));return s.div(i)},Jp=sn(qp,qp.DEPTH_BASE),eg=nn(qp,qp.DEPTH),tg=sn(qp,qp.LINEAR_DEPTH).setParameterLength(0,1),rg=tg(Hp());eg.assign=e=>Jp(e);class sg extends li{static get type(){return"ClippingNode"}constructor(e=sg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===sg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===sg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return ln(()=>{const r=mn().toVar("distanceToPlane"),s=mn().toVar("distanceToGradient"),i=mn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Gl(t).setGroup(xa);Rp(n,({i:t})=>{const n=e.element(t);r.assign(Jd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(du(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Gl(e).setGroup(xa),n=mn(1).toVar("intersectionClipOpacity");Rp(a,({i:e})=>{const i=t.element(e);r.assign(Jd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(du(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}Vn.a.mulAssign(i),Vn.a.equal(0).discard()})()}setupDefault(e,t){return ln(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Gl(t).setGroup(xa);Rp(r,({i:t})=>{const r=e.element(t);Jd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Gl(e).setGroup(xa),r=bn(!0).toVar("clipped");Rp(s,({i:e})=>{const s=t.element(e);r.assign(Jd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),ln(()=>{const s=Gl(e).setGroup(xa),i=$l(t.getClipDistance());Rp(r,({i:e})=>{const t=s.element(e),r=Jd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}sg.ALPHA_TO_COVERAGE="alphaToCoverage",sg.DEFAULT="default",sg.HARDWARE="hardware";const ig=ln(([e])=>So(La(1e4,Ro(La(17,e.x).add(La(.1,e.y)))).mul(Ba(.1,Bo(Ro(La(13,e.y).add(e.x))))))),ng=ln(([e])=>ig(xn(ig(e.xy),e.z))),ag=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn(ng(_o(s.x.mul(e.xyz))),ng(_o(s.y.mul(e.xyz)))),n=So(bo(r)),a=Ba(La(n.oneMinus(),i.x),La(n,i.y)),o=Ho(n,n.oneMinus()),u=Nn(a.mul(a).div(La(2,o).mul(Fa(1,o))),a.sub(La(.5,o)).div(Fa(1,o)),Fa(1,Fa(1,a).mul(Fa(1,a)).div(La(2,o).mul(Fa(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return ou(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class og extends Sl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ug=(e=0)=>new og(e),lg=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=ln(([e,t])=>au(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),jo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),pg=ln(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return An(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),gg=ln(([e])=>An(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),mg=ln(([e])=>(hn(e.a.equal(0),()=>An(0)),An(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class fg extends Q{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Is(t.slice(0,-4)),r.getCacheKey());return this.type+Os(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Lu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=An(s,Vn.a).max(0);n=this.setupOutput(e,i),na.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&na.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=An(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new sg(sg.ALPHA_TO_COVERAGE):e.stack.addToStack(new sg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new sg(sg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Zp(Jd.z,yd,bd):jp(Jd.z,yd,bd))}null!==s&&eg.assign(s).toStack()}setupPositionView(){return $d.mul(Kd).xyz}setupModelViewProjection(){return xd.mul(Jd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),sp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Bp(t).toStack(),!0===t.isSkinnedMesh&&Np(t).toStack(),this.displacementMap){const e=Uc("displacementMap","texture"),t=Uc("displacementScale","float"),r=Uc("displacementBias","float");Kd.addAssign(ac.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Tp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&bp(t).toStack(),null!==this.positionNode&&Kd.assign(Lu(this.positionNode,"POSITION","vec3")),Kd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?An(this.colorNode):Th;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(ug())),t.instanceColor){s=On("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=On("vec3","vBatchColor").mul(s)}Vn.assign(s);const i=this.opacityNode?mn(this.opacityNode):Nh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):xh,!0===this.alphaToCoverage?(Vn.a=du(n,n.add(Go(Vn.a)),Vn.a),Vn.a.lessThanEqual(0).discard()):Vn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&Vn.a.lessThan(ag(Kd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):Bh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Uc("envMap","cubeTexture"):Uc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Up(ep)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=tp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Lp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Dp(n,t,r,s)}else null!==r&&(a=Nn(null!==s?au(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Gn.assign(Nn(i||vh)),a=a.add(Gn)),a}setupFog(e,t){const r=e.fogNode;return r&&(na.assign(t),t=An(r.toVar())),t}setupPremultipliedAlpha(e,t){return gg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=Q.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const yg=new Z;class bg extends fg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(yg),this.setValues(e)}}const xg=new J;class Tg extends fg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(xg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?mn(this.offsetNode):Qh,t=this.dashScaleNode?mn(this.dashScaleNode):jh,r=this.dashSizeNode?mn(this.dashSizeNode):Xh,s=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(r),oa.assign(s);const i=Du(Rl("lineDistance").mul(t));(e?i.add(e):i).mod(aa.add(oa)).greaterThan(aa).discard()}}const _g=new J;class vg extends fg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(_g),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=ee,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=ln(({start:e,end:t})=>{const r=xd.element(2).element(2),s=xd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return An(au(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=ln(()=>{const e=Rl("instanceStart"),t=Rl("instanceEnd"),r=An($d.mul(An(e,1))).toVar("start"),s=An($d.mul(An(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):jh,t=this.offsetNode?mn(this.offsetNode):Qh,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Xd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),On("float","lineDistance").assign(i)}n&&(On("vec3","worldStart").assign(r.xyz),On("vec3","worldEnd").assign(s.xyz));const o=Ql.z.div(Ql.w),u=xd.element(2).element(3).equal(-1);hn(u,()=>{hn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=xd.mul(r),d=xd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=An().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=au(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=On("vec4","worldPos");o.assign(Xd.y.lessThan(.5).select(r,s));const u=Yh.mul(.5);o.addAssign(An(Xd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(An(Xd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(An(a.mul(u),0)),hn(Xd.y.greaterThan(1).or(Xd.y.lessThan(0)),()=>{o.subAssign(An(a.mul(2).mul(u),0))})),g.assign(xd.mul(o));const l=Nn().toVar();l.assign(Xd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=xn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Xd.x.lessThan(0).select(e.negate(),e)),hn(Xd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Xd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Yh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Xd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(An(e,0,0)))}return g})();const o=ln(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return xn(h,p)});if(this.colorNode=ln(()=>{const e=El();if(i){const t=this.dashSizeNode?mn(this.dashSizeNode):Xh,r=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(t),oa.assign(r);const s=On("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(aa.add(oa)).greaterThan(aa).discard()}const a=mn(1).toVar("alpha");if(n){const e=On("vec3","worldStart"),s=On("vec3","worldEnd"),n=On("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Nn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Yh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(du(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=mn(s.fwidth()).toVar("dlen");hn(e.y.abs().greaterThan(1),()=>{a.assign(du(i.oneMinus(),i.add(1),s).oneMinus())})}else hn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Rl("instanceColorStart"),t=Rl("instanceColorEnd");u=Xd.y.lessThan(.5).select(e,t).mul(Th)}else u=Th;return An(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):Nh;this.outputNode=An(this.colorNode.rgb.mul(e).add(zp().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const Ng=new te;class Sg extends fg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Ng),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):Nh;Vn.assign(zu(An(lh(dc),e),re))}}const Rg=ln(([e=Zd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return xn(t,r)});class Eg extends se{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new L(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ie(5,5,5),n=Rg(Zd),a=new fg;a.colorNode=Dl(t,n,0),a.side=M,a.blending=ee;const o=new ne(i,a),u=new ae;u.add(o),t.minFilter===K&&(t.minFilter=oe);const l=new ue(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Ag=new WeakMap;class wg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Mc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ei.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===le||r===de){if(Ag.has(e)){const t=Ag.get(e);Mg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Eg(r.height);s.fromEquirectangularTexture(t,e),Mg(s.texture,e.mapping),this._cubeTexture=s.texture,Ag.set(e,s.texture),e.addEventListener("dispose",Cg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Cg(e){const t=e.target;t.removeEventListener("dispose",Cg);const r=Ag.get(t);void 0!==r&&(Ag.delete(t),r.dispose())}function Mg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const Bg=sn(wg).setParameterLength(1);class Fg extends Fp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Bg(this.envNode)}}class Lg extends Fp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=mn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Pg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Dg extends Pg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(An(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(An(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(Vn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case pe:s.rgb.assign(au(s.rgb,s.rgb.mul(i.rgb),Ah.mul(wh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,Ah.mul(wh)));break;case ce:s.rgb.addAssign(i.rgb.mul(Ah.mul(wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Ug=new ge;class Ig extends fg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ug),this.setValues(e)}setupNormal(){return ic(uc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Lg(ep)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new Dg}}const Og=ln(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Vg=ln(e=>e.diffuseColor.mul(1/Math.PI)),kg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Gg=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(t).clamp(),s=ec.dot(t).clamp(),i=Og({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=kg({dotNH:r});return i.mul(n).mul(a)});class zg extends Dg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Gg({lightDirection:e})).mul(Ah))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const $g=new me;class Wg extends fg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues($g),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg(!1)}}const Hg=new fe;class qg extends fg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new zg}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):_h).max(1e-4);ia.assign(e);const t=this.specularNode||Sh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const jg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=uc.dFdx().abs().max(uc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Xg=ln(e=>{const{roughness:t}=e,r=jg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Kg=ln(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Pa(.5,i.add(n).max(io))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Yg=ln(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Nn(e.mul(r),t.mul(s),a).length()),l=a.mul(Nn(e.mul(i),t.mul(n),o).length());return Pa(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Qg=ln(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Zg=mn(1/Math.PI),Jg=ln(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Nn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Zg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),em=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=dc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(ec).normalize(),d=n.dot(e).clamp(),c=n.dot(ec).clamp(),h=n.dot(l).clamp(),p=ec.dot(l).clamp();let g,m,f=Og({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(ec),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(ec),a=ea.dot(l);g=Yg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Jg({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Kg({alpha:u,dotNL:d,dotNV:c}),m=Qg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),tm=new 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rm=null;const sm=ln(({roughness:e,dotNV:t})=>{null===rm&&(rm=new ye(tm,16,16,G,be),rm.name="DFG_LUT",rm.minFilter=oe,rm.magFilter=oe,rm.wrapS=xe,rm.wrapT=xe,rm.generateMipmaps=!1,rm.needsUpdate=!0);const r=xn(e,t);return Dl(rm,r).rg}),im=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=em({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=dc.dot(e).clamp(),l=dc.dot(ec).clamp(),d=sm({roughness:s,dotNV:l}),c=sm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=mn(1).sub(g),y=mn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(mn(1).sub(f.mul(y).mul(b).mul(b)).add(io)),T=f.mul(y),_=x.mul(T);return o.add(_)}),nm=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=sm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),am=ln(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Nn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),om=ln(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=mn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return mn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),um=ln(({dotNV:e,dotNL:t})=>mn(1).div(mn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),lm=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(e).clamp(),s=dc.dot(ec).clamp(),i=dc.dot(t).clamp(),n=om({roughness:jn,dotNH:i}),a=um({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),dm=ln(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=xn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),cm=ln(({f:e})=>{const t=e.length();return qo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),hm=ln(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,qo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),pm=ln(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Nn().toVar();return hn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Fn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Nn(0).toVar();f.addAssign(hm({v1:h,v2:p})),f.addAssign(hm({v1:p,v2:g})),f.addAssign(hm({v1:g,v2:m})),f.addAssign(hm({v1:m,v2:h})),c.assign(Nn(cm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=ln(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Nn().toVar();return hn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Nn(0).toVar();d.addAssign(hm({v1:n,v2:a})),d.addAssign(hm({v1:a,v2:o})),d.addAssign(hm({v1:o,v2:l})),d.addAssign(hm({v1:l,v2:n})),u.assign(Nn(cm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),mm=1/6,fm=e=>La(mm,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),ym=e=>La(mm,La(e,La(e,La(3,e).sub(6))).add(4)),bm=e=>La(mm,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),xm=e=>La(mm,Jo(e,3)),Tm=e=>fm(e).add(ym(e)),_m=e=>bm(e).add(xm(e)),vm=e=>Ba(-1,ym(e).div(fm(e).add(ym(e)))),Nm=e=>Ba(1,xm(e).div(bm(e).add(xm(e)))),Sm=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=Tm(a.x),u=_m(a.x),l=vm(a.x),d=Nm(a.x),c=vm(a.y),h=Nm(a.y),p=xn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=xn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=xn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=xn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Tm(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=_m(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Rm=ln(([e,t])=>{const r=xn(e.size(fn(t))),s=xn(e.size(fn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=Sm(e,An(i,r),_o(t)),o=Sm(e,An(n,s),vo(t));return So(t).mix(a,o)}),Em=ln(([e,t])=>{const r=t.mul(Ml(e));return Rm(e,r)}),Am=ln(([e,t,r,s,i])=>{const n=Nn(lu(t.negate(),No(e),Pa(1,s))),a=Nn(Lo(i[0].xyz),Lo(i[1].xyz),Lo(i[2].xyz));return No(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wm=ln(([e,t])=>e.mul(ou(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Cm=kp(),Mm=zp(),Bm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?Cm:Mm).sample(e),n=bo(Kl.x).mul(wm(t,r));return Rm(i,n)}),Fm=ln(([e,t,r])=>(hn(r.notEqual(0),()=>{const s=yo(t).negate().div(r);return mo(s.negate().mul(e))}),Nn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Lm=ln(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=An().toVar(),f=Nn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Nn(d.sub(i),d,d.add(i));Rp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Am(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(An(y,1))),x=xn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(xn(x.x,x.y.oneMinus()));const T=Bm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(Lo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Am(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(An(n,1))),y=xn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(xn(y.x,y.y.oneMinus())),m=Bm(y,r,d),f=s.mul(Fm(Lo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Nn(nm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return An(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Pm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Dm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Um=ln(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=au(e,t,du(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();hn(a.lessThan(0),()=>Nn(1));const o=a.sqrt(),u=Dm(n,e),l=Og({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=mn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Nn(1).add(t).div(Nn(1).sub(t))})(i.clamp(0,.9999)),g=Dm(p,n.toVec3()),m=Og({f0:g,f90:1,dotVH:o}),f=Nn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Nn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Nn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Rp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Nn(54856e-17,44201e-17,52481e-17),i=Nn(1681e3,1795300,2208400),n=Nn(43278e5,93046e5,66121e5),a=mn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Nn(o.x.add(a),o.y,o.z).div(1.0685e-7),Pm.mul(o)})(mn(e).mul(y),mn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Nn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Im=ln(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=mn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=mn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Om=Nn(.04),Vm=mn(1);class km extends Pg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Nn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Nn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Nn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Nn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Nn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=dc.dot(ec).clamp(),t=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,$n),this.iridescenceF0Dielectric=am({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=am({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,$n)}if(!0===this.transmission){const t=Qd,r=Sd.sub(Qd).normalize(),s=cc,i=e.context;i.backdrop=Lm(s,r,zn,kn,ra,sa,t,Ud,_d,xd,la,ca,pa,ha,this.dispersion?ga:null),i.backdropAlpha=da,Vn.a.mulAssign(au(1,i.backdrop.a,da))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=dc.dot(ec).clamp(),a=sm({roughness:zn,dotNV:n}),o=i?Xn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(lm({lightDirection:e})));const t=Im({normal:dc,viewDir:ec,roughness:jn}),r=Im({normal:dc,viewDir:e,roughness:jn}),i=qn.r.max(qn.g).max(qn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=hc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(em({lightDirection:e,f0:Om,f90:Vm,roughness:Hn,normalView:hc})))}r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(im({lightDirection:e,f0:ra,f90:1,roughness:zn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=dc,h=ec,p=Jd.toVar(),g=dm({N:c,V:h,roughness:zn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Fn(Nn(m.x,0,m.y),Nn(0,1,0),Nn(m.z,0,m.w)).toVar(),b=ra.mul(f.x).add(sa.sub(ra).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(pm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(pm({N:c,V:h,P:p,mInv:Fn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=hc,r=dm({N:t,V:h,roughness:Hn}),s=n.sample(r),i=a.sample(r),c=Fn(Nn(s.x,0,s.y),Nn(0,1,0),Nn(s.z,0,s.w)),g=Om.mul(i.x).add(Vm.sub(Om).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(pm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Vg({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(qn,Im({normal:dc,viewDir:ec,roughness:jn}))),!0===this.clearcoat){const e=hc.dot(ec).clamp(),t=nm({dotNV:e,specularColor:Om,specularF90:Vm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,$n),l=au(n,o,$n),d=i.add(n),c=kn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=dc.dot(ec).clamp().add(t),i=zn.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=hc.dot(ec).clamp(),r=Og({dotVH:e,f0:Om,f90:Vm}),s=t.mul(Wn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Wn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const Gm=mn(1),zm=mn(-2),$m=mn(.8),Wm=mn(-1),Hm=mn(.4),qm=mn(2),jm=mn(.305),Xm=mn(3),Km=mn(.21),Ym=mn(4),Qm=mn(4),Zm=mn(16),Jm=ln(([e])=>{const t=Nn(Bo(e)).toVar(),r=mn(-1).toVar();return hn(t.x.greaterThan(t.z),()=>{hn(t.x.greaterThan(t.y),()=>{r.assign(xu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}).Else(()=>{hn(t.z.greaterThan(t.y),()=>{r.assign(xu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),ef=ln(([e,t])=>{const r=xn().toVar();return hn(t.equal(0),()=>{r.assign(xn(e.z,e.y).div(Bo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(xn(e.x.negate(),e.z.negate()).div(Bo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(xn(e.x.negate(),e.y).div(Bo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(xn(e.z.negate(),e.y).div(Bo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(xn(e.x.negate(),e.z).div(Bo(e.y)))}).Else(()=>{r.assign(xn(e.x,e.y).div(Bo(e.z)))}),La(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),tf=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual($m),()=>{t.assign(Gm.sub(e).mul(Wm.sub(zm)).div(Gm.sub($m)).add(zm))}).ElseIf(e.greaterThanEqual(Hm),()=>{t.assign($m.sub(e).mul(qm.sub(Wm)).div($m.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Ym.sub(Xm)).div(jm.sub(Km)).add(Xm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rf=ln(([e,t])=>{const r=e.toVar();r.assign(La(2,r).sub(1));const s=Nn(r,1).toVar();return hn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),sf=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(tf(a),zm,n),l=So(u),d=_o(u),c=Nn(nf(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(nf(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),nf=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Jm(o)).toVar(),l=mn(qo(Qm.sub(a),0)).toVar();a.assign(qo(a,Qm));const d=mn(fo(a)).toVar(),c=xn(ef(o,u).mul(d.sub(2)).add(1)).toVar();return hn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(La(3,Zm))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),af=ln(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ro(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return nf(e,l,t,n,a,o)}),of=ln(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Nn(xu(t,r,Zo(r,s))).toVar();hn(h.equal(Nn(0)),()=>{h.assign(Nn(s.z,0,s.x.negate()))}),h.assign(No(h));const p=Nn().toVar();return p.addAssign(i.element(0).mul(af({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Rp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{Ep()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul(af({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(af({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),An(p,1)}),uf=ln(([e])=>{const t=yn(e).toVar();return t.assign(t.shiftLeft(yn(16)).bitOr(t.shiftRight(yn(16)))),t.assign(t.bitAnd(yn(1431655765)).shiftLeft(yn(1)).bitOr(t.bitAnd(yn(2863311530)).shiftRight(yn(1)))),t.assign(t.bitAnd(yn(858993459)).shiftLeft(yn(2)).bitOr(t.bitAnd(yn(3435973836)).shiftRight(yn(2)))),t.assign(t.bitAnd(yn(252645135)).shiftLeft(yn(4)).bitOr(t.bitAnd(yn(4042322160)).shiftRight(yn(4)))),t.assign(t.bitAnd(yn(16711935)).shiftLeft(yn(8)).bitOr(t.bitAnd(yn(4278255360)).shiftRight(yn(8)))),mn(t).mul(2.3283064365386963e-10)}),lf=ln(([e,t])=>xn(mn(e).div(mn(t)),uf(e))),df=ln(([e,t,r])=>{const s=r.mul(r).toConst(),i=Nn(1,0,0).toConst(),n=Zo(t,i).toConst(),a=xo(e.x).toConst(),o=La(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ro(o)).toVar(),d=La(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(xo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(xo(qo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return No(Nn(s.mul(c.x),s.mul(c.y),qo(0,c.z)))}),cf=ln(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Nn(s).toVar(),l=Nn(0).toVar(),d=mn(0).toVar();return hn(e.lessThan(.001),()=>{l.assign(nf(r,u,t,n,a,o))}).Else(()=>{const s=xu(Bo(u.z).lessThan(.999),Nn(0,0,1),Nn(1,0,0)),c=No(Zo(s,u)).toVar(),h=Zo(u,c).toVar();Rp({start:yn(0),end:i},({i:s})=>{const p=lf(s,i),g=df(p,Nn(0,0,1),e),m=No(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=No(m.mul(Qo(u,m).mul(2)).sub(u)),y=qo(Qo(u,f),0);hn(y.greaterThan(0),()=>{const e=nf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),hn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),An(l,1)}),hf=[.125,.215,.35,.446,.526,.582],pf=20,gf=new _e(-1,1,1,-1,0,1),mf=new ve(90,1),ff=new e;let yf=null,bf=0,xf=0;const Tf=new r,_f=new WeakMap,vf=[3,1,5,0,4,2],Nf=rf(El(),Rl("faceIndex")).normalize(),Sf=Nn(Nf.x,Nf.y,Nf.z);class Rf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Tf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}yf=this._renderer.getRenderTarget(),bf=this._renderer.getActiveCubeFace(),xf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Mf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===P||e.mapping===D?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=hf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=vf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Te;T.setAttribute("position",new Ee(y,g)),T.setAttribute("uv",new Ee(b,m)),T.setAttribute("faceIndex",new Ee(x,f)),s.push(new ne(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Gl(new Array(pf).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(pf),u=va(0),l=va(1),d=Dl(),c=va(0),h=mn(1/t),p=mn(1/s),g=mn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=wf("blur");return f.fragmentNode=of({...m,latitudinal:u.equal(1)}),_f.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Dl(),i=va(0),n=va(0),a=mn(1/t),o=mn(1/r),u=mn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=wf("ggx");return d.fragmentNode=cf({...l,N_immutable:Sf,GGX_SAMPLES:yn(512)}),_f.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,gf)}_sceneToCubeUV(e,t,r,s,i){const n=mf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(ff),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ne(new ie,new ge({name:"PMREM.Background",side:M,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(ff),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;Af(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===P||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Mf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;Af(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,gf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,Af(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,gf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,Af(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,gf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=_f.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):pf;f>pf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,gf)}}function Ef(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Af(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function wf(e){const t=new fg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function Cf(e){const t=wf("cubemap");return t.fragmentNode=Mc(e,Sf),t}function Mf(e){const t=wf("equirect");return t.fragmentNode=Dl(e,Rg(Sf),0),t}const Bf=new WeakMap;function Ff(e,t,r){const s=function(e){let t=Bf.get(e);void 0===t&&(t=new WeakMap,Bf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Lf extends hi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Dl(s),this._width=va(0),this._height=va(0),this._maxMip=va(0),this.updateBeforeType=ei.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Ff(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Rf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=vc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),sf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Pf=sn(Lf).setParameterLength(1,3),Df=new WeakMap;class Uf extends Fp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Pf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?uh:dc,i=r.context(If(zn,s)).mul(_c),n=r.context(Of(cc)).mul(Math.PI).mul(_c),a=ol(i),o=ol(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(If(Hn,hc)).mul(_c),t=ol(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const If=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=ec.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(_d)),r),getTextureLevel:()=>e}},Of=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Vf=new Ae;class kf extends fg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Vf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Uf(t):null}setupLightingModel(){return new km}setupSpecular(){const e=au(Nn(.04),Vn.rgb,$n);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):Mh;$n.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):Ch;t=Xg({roughness:t}),zn.assign(t),this.setupSpecular(),kn.assign(Vn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const Gf=new we;class zf extends kf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(Gf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?mn(this.iorNode):Wh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(Eh),Nn(1)).mul(Rh)),ra.assign(au(ta,Vn.rgb,$n)),sa.assign(au(Rh,1,$n))}setupLightingModel(){return new km(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?mn(this.clearcoatNode):Fh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):Lh;Wn.assign(e),Hn.assign(Xg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):Uh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Ih;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Vh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):kh,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Gh;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Oh).toVar();Zn.assign(e.length()),hn(Zn.equal(0),()=>{e.assign(xn(1,0))}).Else(()=>{e.divAssign(xn(Zn)),Zn.assign(Zn.saturate())}),Qn.assign(Zn.pow2().mix(zn.pow2(),1)),Jn.assign(ah[0].mul(e.x).add(ah[1].mul(e.y))),ea.assign(ah[1].mul(e.x).sub(ah[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):zh,t=this.thicknessNode?mn(this.thicknessNode):$h,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Hh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):qh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Jh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Ph}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class $f extends km{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(dc.mul(a)).normalize(),h=mn(ec.dot(c.negate()).saturate().pow(l).mul(d)),p=Nn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Wf extends zf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=mn(.1),this.thicknessAmbientNode=mn(0),this.thicknessAttenuationNode=mn(.1),this.thicknessPowerNode=mn(2),this.thicknessScaleNode=mn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new $f(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Hf=ln(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=xn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Uc("gradientMap","texture").context({getUV:()=>i});return Nn(e.r)}{const e=i.fwidth().mul(.5);return au(Nn(.7),Nn(1),du(mn(.7).sub(e.x),mn(.7).add(e.x),i.x))}});class qf extends Pg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Hf({normal:nc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Vg({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const jf=new Ce;class Xf extends fg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(jf),this.setValues(e)}setupLightingModel(){return new qf}}const Kf=ln(()=>{const e=Nn(ec.z,0,ec.x.negate()).normalize(),t=ec.cross(e);return xn(e.dot(dc),t.dot(dc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Yf=new Me;class Qf extends fg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Yf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Uc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Zf extends hi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Bn(e,s,s.negate(),e).mul(r)}{const e=t,s=Ln(An(1,0,0,0),An(0,Eo(e.x),Ro(e.x).negate(),0),An(0,Ro(e.x),Eo(e.x),0),An(0,0,0,1)),i=Ln(An(Eo(e.y),0,Ro(e.y),0),An(0,1,0,0),An(Ro(e.y).negate(),0,Eo(e.y),0),An(0,0,0,1)),n=Ln(An(Eo(e.z),Ro(e.z).negate(),0,0),An(Ro(e.z),Eo(e.z),0,0),An(0,0,1,0),An(0,0,0,1));return s.mul(i).mul(n).mul(An(r,1)).xyz}}}const Jf=sn(Zf).setParameterLength(2),ey=new Be;class ty extends fg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ey),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=$d.mul(Nn(s||0));let u=xn(Ud[0].xyz.length(),Ud[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Xd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Wu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=mn(i||Dh),c=Jf(l,d);return An(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ry=new Fe,sy=new t;class iy extends ty{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ry),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return $d.mul(Nn(e||Kd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?xn(n):Zh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ny.div(Jd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Xd.xy;if(s&&s.isNode){const e=mn(s);l=Jf(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(An(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ny=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(sy);this.value=.5*t.y});class ay extends Pg{constructor(){super(),this.shadowNode=mn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){Vn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(Vn.rgb)}}const oy=new Le;class uy extends fg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(oy),this.setValues(e)}setupLightingModel(){return new ay}}const ly=In("vec3"),dy=In("vec3"),cy=In("vec3");class hy extends Pg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(Sd.sub(Qd).length().greaterThan(kd.mul(2)),()=>{r.assign(Sd),s.assign(Qd)}).Else(()=>{r.assign(Qd),s.assign(Sd)});const i=s.sub(r),n=va("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=mn(0).toVar(),l=Nn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Rp(n,()=>{const s=r.add(o.mul(u)),i=_d.mul(An(s,1)).xyz;let n;null!==t.depthNode&&(dy.assign(tg(Kp(i.z,yd,bd))),e.context.sceneDepthNode=tg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,ly.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&ly.mulAssign(n);const d=ly.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),cy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(dy),()=>{ly.addAssign(e)}):ly.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(gm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(cy)}}class py extends fg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=M,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new hy}}class gy{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class my{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Is(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Vs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Vs(e,1)),e=Vs(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const by=[];class xy{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);by[0]=e,by[1]=t,by[2]=n,by[3]=i;let l=u.get(by);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(by,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),by[0]=null,by[1]=null,by[2]=null,by[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new my)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new yy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class Ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const _y=1,vy=2,Ny=3,Sy=4,Ry=16;class Ey extends Ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===_y?this.backend.createAttribute(e):t===vy?this.backend.createIndexAttribute(e):t===Ny?this.backend.createStorageAttribute(e):t===Sy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Pe:De)(t,1);return i.version=Ay(e),i.__id=wy(e),i}class My extends Ty{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Ny):this.updateAttribute(e,_y);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,vy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Sy)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Cy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===wy(t)||(this.attributes.delete(r),r=Cy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class By{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class Fy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Ly extends Fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Py extends Fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Uy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Iy extends Ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Uy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Uy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Uy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Ly(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Oy extends Ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Sy:Ny;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Sy:Ny,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const e=t.update(),o=t.texture,u=this.textures.get(o);e&&(this.textures.updateTexture(o),t.generation!==u.generation&&(t.generation=u.generation,s=!0,i=!1));if(void 0!==r.get(o).externalTexture||u.isDefaultTexture?i=!1:(n=10*n+o.id,a+=o.version),!0===o.isStorageTexture&&!0===o.mipmapsAutoUpdate){const e=this.get(o);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(o)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(o),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0,i=!1)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Gy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class zy{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Vy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||ky),this.transparent.length>1&&this.transparent.sort(t||ky)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Y,l.format=e.stencilBuffer?Ue:Ie,l.type=e.stencilBuffer?Oe:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,this.info.memory.textures++,e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),dn(r),e.removeActiveStack(this),o}}const eb=sn(Jy).setParameterLength(0,1);class tb extends li{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Hs(i),a=qs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class rb extends li{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class sb extends li{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew cb(e,"uint","float"),gb={};class mb extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(hb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return yn;case"int":return fn;case"uvec2":return _n;case"uvec3":return Rn;case"uvec4":return Cn;case"ivec2":return Tn;case"ivec3":return Sn;case"ivec4":return wn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t);const i=mn(s.bitAnd(Po(s))),n=pb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{hn(e.equal(yn(0)),()=>yn(32));const s=yn(0),i=yn(0);return this._resolveElementType(e,s,t),hn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),hn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),hn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),hn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),hn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(yn(1)).bitAnd(yn(1431655765)))),s.assign(s.bitAnd(yn(858993459)).add(s.shiftRight(yn(2)).bitAnd(yn(858993459))));const i=s.add(s.shiftRight(yn(4))).bitAnd(yn(252645135)).mul(yn(16843009)).shiftRight(yn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return ln(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}mb.COUNT_TRAILING_ZEROS="countTrailingZeros",mb.COUNT_LEADING_ZEROS="countLeadingZeros",mb.COUNT_ONE_BITS="countOneBits";const fb=an(mb,mb.COUNT_TRAILING_ZEROS).setParameterLength(1),yb=an(mb,mb.COUNT_LEADING_ZEROS).setParameterLength(1),bb=an(mb,mb.COUNT_ONE_BITS).setParameterLength(1),xb=ln(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),Tb=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class _b extends hi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const vb=an(_b,"snorm").setParameterLength(1),Nb=an(_b,"unorm").setParameterLength(1),Sb=an(_b,"float16").setParameterLength(1);class Rb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=an(Rb,"snorm").setParameterLength(1),Ab=an(Rb,"unorm").setParameterLength(1),wb=an(Rb,"float16").setParameterLength(1),Cb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Mb=ln(([e])=>Nn(Cb(e.z.add(Cb(e.y.mul(1)))),Cb(e.z.add(Cb(e.x.mul(1)))),Cb(e.y.add(Cb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Bb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return Rp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(Mb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(mn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=mn(Cb(s.z.add(Cb(s.x.add(Cb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Fb extends li{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Lb=sn(Fb),Pb=e=>(...t)=>Lb(e,...t),Db=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Ub=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),Ib=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const Ob=ln(([e,t,r=xn(.5)])=>Jf(e.sub(r),t).add(r)),Vb=ln(([e,t,r=xn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),kb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Ud.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Ud;const i=_d.mul(s);return Yi(t)&&(i[0][0]=Ud[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Ud[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,xd.mul(i).mul(Kd)}),Gb=ln(([e=null])=>{const t=tg();return tg(Hp(e)).sub(t).lessThan(0).select(Xl,e)}),zb=ln(([e,t=El(),r=mn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=xn(a,o);return t.add(l).mul(u)}),$b=ln(([e,t=null,r=null,s=mn(1),i=Kd,n=ac])=>{let a=n.abs().normalize();a=a.div(a.dot(Nn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Dl(d,o).mul(a.x),g=Dl(c,u).mul(a.y),m=Dl(h,l).mul(a.z);return Ba(p,g,m)}),Wb=new He,Hb=new r,qb=new r,jb=new r,Xb=new a,Kb=new r(0,0,-1),Yb=new s,Qb=new r,Zb=new r,Jb=new s,ex=new t,tx=new se,rx=Xl.flipX();tx.depthTexture=new Y(1,1);let sx=!1;class ix extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||tx.texture,rx),this._reflectorBaseNode=e.reflector||new nx(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Ji(new ix({defaultTexture:tx.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class nx extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new qe,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ei.RENDER:ei.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(ex),e.setSize(Math.round(ex.width*r),Math.round(ex.height*r))}setup(e){return this._updateResolution(tx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new se(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=je,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&sx)return!1;sx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(ex),this._updateResolution(o,s),qb.setFromMatrixPosition(n.matrixWorld),jb.setFromMatrixPosition(r.matrixWorld),Xb.extractRotation(n.matrixWorld),Hb.set(0,0,1),Hb.applyMatrix4(Xb),Qb.subVectors(qb,jb);let u=!1;if(!0===Qb.dot(Hb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(sx=!1);u=!0}Qb.reflect(Hb).negate(),Qb.add(qb),Xb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Xb),Kb.add(jb),Zb.subVectors(qb,Kb),Zb.reflect(Hb).negate(),Zb.add(qb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(Xb),a.up.reflect(Hb),a.lookAt(Zb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Wb.setFromNormalAndCoplanarPoint(Hb,qb),Wb.applyMatrix4(a.matrixWorldInverse),Yb.set(Wb.normal.x,Wb.normal.y,Wb.normal.z,Wb.constant);const l=a.projectionMatrix;Jb.x=(Math.sign(Yb.x)+l.elements[8])/l.elements[0],Jb.y=(Math.sign(Yb.y)+l.elements[9])/l.elements[5],Jb.z=-1,Jb.w=(1+l.elements[10])/l.elements[14],Yb.multiplyScalar(1/Yb.dot(Jb));l.elements[2]=Yb.x,l.elements[6]=Yb.y,l.elements[10]=s.coordinateSystem===h?Yb.z-0:Yb.z+1-0,l.elements[14]=Yb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,sx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ax=new _e(-1,1,1,-1,0,1);class ox extends Te{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new Xe([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Xe(t,2))}}const ux=new ox;class lx extends ne{constructor(e=null){super(ux,e),this.camera=ax,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ax)}render(e){e.render(this,ax)}}const dx=new t;class cx extends Ll{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new se(t,r,s);super(i.texture,El()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new lx(new fg),this.updateBeforeType=ei.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(dx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ll(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const hx=(e,...t)=>new cx(Ji(e),...t),px=ln(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=xn(e.x,e.y.oneMinus()).mul(2).sub(1),i=An(Nn(e,t),1)):i=An(Nn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=An(r.mul(i));return n.xyz.div(n.w)}),gx=ln(([e,t])=>{const r=t.mul(An(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return xn(s.x,s.y.oneMinus())}),mx=ln(([e,t,r])=>{const s=wl(Ul(t)),i=Tn(e.mul(s)).toVar(),n=Ul(t,i).toVar(),a=Ul(t,i.sub(Tn(2,0))).toVar(),o=Ul(t,i.sub(Tn(1,0))).toVar(),u=Ul(t,i.add(Tn(1,0))).toVar(),l=Ul(t,i.add(Tn(2,0))).toVar(),d=Ul(t,i.add(Tn(0,2))).toVar(),c=Ul(t,i.add(Tn(0,1))).toVar(),h=Ul(t,i.sub(Tn(0,1))).toVar(),p=Ul(t,i.sub(Tn(0,2))).toVar(),g=Bo(Fa(mn(2).mul(o).sub(a),n)).toVar(),m=Bo(Fa(mn(2).mul(u).sub(l),n)).toVar(),f=Bo(Fa(mn(2).mul(c).sub(d),n)).toVar(),y=Bo(Fa(mn(2).mul(h).sub(p),n)).toVar(),b=px(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(px(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(px(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(px(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(px(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),fx=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),yx=ln(([e,t,r])=>{const s=mn(2.399963229728653),i=xo(mn(e).add(.5).div(mn(t))),n=mn(e).mul(s).add(r);return xn(Eo(n),Ro(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class bx extends li{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(El())}sample(e){return this.callback(e)}}class xx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===xx.OBJECT?this.updateType=ei.OBJECT:e===xx.MATERIAL?this.updateType=ei.RENDER:e===xx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===xx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}xx.OBJECT="object",xx.MATERIAL="material",xx.BEFORE_OBJECT="beforeObject",xx.BEFORE_MATERIAL="beforeMaterial";const Tx=(e,t)=>new xx(e,t).toStack();class _x extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class vx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Nx extends li{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Sx=nn(Nx),Rx=new F,Ex=new a,Ax=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ke?(Rx.copy(e.backgroundRotation),Rx.x*=-1,Rx.y*=-1,Rx.z*=-1,Ex.makeRotationFromEuler(Rx)):Ex.identity(),Ex});class Mx extends Ll{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ri.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(ri.READ_WRITE)}toReadOnly(){return this.setAccess(ri.READ_ONLY)}toWriteOnly(){return this.setAccess(ri.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=sn(Mx).setParameterLength(1,3),Fx=ln(({texture:e,uv:t})=>{const r=1e-4,s=Nn().toVar();return hn(t.x.lessThan(r),()=>{s.assign(Nn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Nn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Nn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Nn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Nn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Nn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Nn(-.01,0,0))).r.sub(e.sample(t.add(Nn(r,0,0))).r),n=e.sample(t.add(Nn(0,-.01,0))).r.sub(e.sample(t.add(Nn(0,r,0))).r),a=e.sample(t.add(Nn(0,0,-.01))).r.sub(e.sample(t.add(Nn(0,0,r))).r);s.assign(Nn(i,n,a))}),s.normalize()});class Lx extends Ll{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Nn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Fx({texture:this,uv:e})}}const Px=sn(Lx).setParameterLength(1,3);class Dx extends Fc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Ux=new WeakMap;class Ix extends hi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ei.OBJECT,this.updateAfterType=ei.OBJECT,this.previousModelWorldMatrix=va(new a),this.previousProjectionMatrix=va(new a).setGroup(xa),this.previousCameraViewMatrix=va(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?xd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul($d).mul(Kd),s=this.previousProjectionMatrix.mul(t).mul(Yd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function Ox(e){let t=Ux.get(e);return void 0===t&&(t={},Ux.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=nn(Ix),Gx=ln(([e])=>Hx(e.rgb)),zx=ln(([e,t=mn(1)])=>t.mix(Hx(e.rgb),e.rgb)),$x=ln(([e,t=mn(1)])=>{const r=Ba(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return au(e.rgb,s,i)}),Wx=ln(([e,t=mn(1)])=>{const r=Nn(.57735,.57735,.57735),s=t.cos();return Nn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Qo(r,e.rgb).mul(s.oneMinus())))))}),Hx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),qx=ln(([e,t=Nn(1),s=Nn(0),i=Nn(1),n=mn(1),a=Nn(p.getLuminanceCoefficients(new r,Ne))])=>{const o=e.rgb.dot(Nn(a)),u=qo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return hn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),hn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),hn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),An(u.rgb,e.a)}),jx=ln(([e,t])=>e.mul(t).floor().div(t));let Xx=null;class Kx extends Op{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Xx&&(Xx=new X),super(e,t,Xx)}getTextureForReference(){return Xx}updateReference(){return this}}const Yx=sn(Kx).setParameterLength(0,2),Qx=new t;class Zx extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Jx extends Zx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class eT extends hi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new Y;i.isRenderTargetTexture=!0,i.name="depth";const n=new se(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:be,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=va(0),this._cameraFar=va(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ei.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Jx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Jx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Qp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=jp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===eT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:_u({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}eT.COLOR="color",eT.DEPTH="depth";class tT extends eT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(eT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new fg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=ac.negate(),r=xd.mul($d),s=mn(1),i=r.mul(An(Kd,1)),n=r.mul(An(Kd.add(t),1)),a=No(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=An(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const rT=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=ln(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=ln(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),nT=ln(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),aT=ln(([e,t])=>{const r=Fn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Fn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=nT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),oT=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),uT=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),lT=ln(([e])=>{const t=Nn(e).toVar(),r=Nn(t.mul(t)).toVar(),s=Nn(r.mul(r)).toVar();return mn(15.5).mul(s.mul(r)).sub(La(40.14,s.mul(t))).add(La(31.96,s).sub(La(6.868,r.mul(t))).add(La(.4298,r).add(La(.1191,t).sub(.00232))))}),dT=ln(([e,t])=>{const r=Nn(e).toVar(),s=Fn(Nn(.856627153315983,.137318972929847,.11189821299995),Nn(.0951212405381588,.761241990602591,.0767994186031903),Nn(.0482516061458583,.101439036467562,.811302368396859)),i=Fn(Nn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Nn(-.11060664309660323,1.157823702216272,-.11060664309660294),Nn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=mn(-12.47393),a=mn(4.026069);return r.mulAssign(t),r.assign(uT.mul(r)),r.assign(s.mul(r)),r.assign(qo(r,1e-10)),r.assign(bo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(ou(r,0,1)),r.assign(lT(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(oT.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),cT=ln(([e,t])=>{const r=mn(.76),s=mn(.15);e=e.mul(t);const i=Ho(e.r,Ho(e.g,e.b)),n=xu(i.lessThan(.08),i.sub(La(6.25,i.mul(i))),.04);e.subAssign(n);const a=qo(e.r,qo(e.g,e.b));hn(a.lessThan(r),()=>e);const o=Fa(1,r),u=Fa(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Fa(1,Pa(1,s.mul(a.sub(u)).add(1)));return au(e,Nn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class hT extends li{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const pT=sn(hT).setParameterLength(1,3);class gT extends hT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const mT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function fT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Jd.z).negate()}const yT=ln(([e,t],r)=>{const s=fT(r);return du(e,t,s)}),bT=ln(([e],t)=>{const r=fT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),xT=ln(([e,t],r)=>{const s=fT(r),i=t.sub(Qd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),TT=ln(([e,t])=>An(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let _T=null,vT=null;class NT extends li{static get type(){return"RangeNode"}constructor(e=mn(),t=mn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(js(t.value)),i=e.getTypeLength(js(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Bl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(js(a)),d=e.getTypeLength(js(o));_T=_T||new s,vT=vT||new s,_T.setScalar(0),vT.setScalar(0),1===u?_T.setScalar(a):a.isColor?_T.set(a.r,a.g,a.b,1):_T.set(a.x,a.y,a.z||0,a.w||0),1===d?vT.setScalar(o):o.isColor?vT.set(o.r,o.g,o.b,1):vT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew RT(e,t),AT=ET("numWorkgroups","uvec3"),wT=ET("workgroupId","uvec3"),CT=ET("globalId","uvec3"),MT=ET("localId","uvec3"),BT=ET("subgroupSize","uint");class FT extends li{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const LT=sn(FT);class PT extends di{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class DT extends li{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new PT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class UT extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}UT.ATOMIC_LOAD="atomicLoad",UT.ATOMIC_STORE="atomicStore",UT.ATOMIC_ADD="atomicAdd",UT.ATOMIC_SUB="atomicSub",UT.ATOMIC_MAX="atomicMax",UT.ATOMIC_MIN="atomicMin",UT.ATOMIC_AND="atomicAnd",UT.ATOMIC_OR="atomicOr",UT.ATOMIC_XOR="atomicXor";const IT=sn(UT),OT=(e,t,r)=>IT(e,t,r).toStack();class VT extends hi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===VT.SUBGROUP_ELECT?"bool":t===VT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===VT.SUBGROUP_BROADCAST||r===VT.SUBGROUP_SHUFFLE||r===VT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===VT.SUBGROUP_SHUFFLE_XOR||r===VT.SUBGROUP_SHUFFLE_DOWN||r===VT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}VT.SUBGROUP_ELECT="subgroupElect",VT.SUBGROUP_BALLOT="subgroupBallot",VT.SUBGROUP_ADD="subgroupAdd",VT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",VT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",VT.SUBGROUP_MUL="subgroupMul",VT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",VT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",VT.SUBGROUP_AND="subgroupAnd",VT.SUBGROUP_OR="subgroupOr",VT.SUBGROUP_XOR="subgroupXor",VT.SUBGROUP_MIN="subgroupMin",VT.SUBGROUP_MAX="subgroupMax",VT.SUBGROUP_ALL="subgroupAll",VT.SUBGROUP_ANY="subgroupAny",VT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",VT.QUAD_SWAP_X="quadSwapX",VT.QUAD_SWAP_Y="quadSwapY",VT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",VT.SUBGROUP_BROADCAST="subgroupBroadcast",VT.SUBGROUP_SHUFFLE="subgroupShuffle",VT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",VT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",VT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",VT.QUAD_BROADCAST="quadBroadcast";const kT=an(VT,VT.SUBGROUP_ELECT).setParameterLength(0),GT=an(VT,VT.SUBGROUP_BALLOT).setParameterLength(1),zT=an(VT,VT.SUBGROUP_ADD).setParameterLength(1),$T=an(VT,VT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),WT=an(VT,VT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),HT=an(VT,VT.SUBGROUP_MUL).setParameterLength(1),qT=an(VT,VT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),jT=an(VT,VT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),XT=an(VT,VT.SUBGROUP_AND).setParameterLength(1),KT=an(VT,VT.SUBGROUP_OR).setParameterLength(1),YT=an(VT,VT.SUBGROUP_XOR).setParameterLength(1),QT=an(VT,VT.SUBGROUP_MIN).setParameterLength(1),ZT=an(VT,VT.SUBGROUP_MAX).setParameterLength(1),JT=an(VT,VT.SUBGROUP_ALL).setParameterLength(0),e_=an(VT,VT.SUBGROUP_ANY).setParameterLength(0),t_=an(VT,VT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),r_=an(VT,VT.QUAD_SWAP_X).setParameterLength(1),s_=an(VT,VT.QUAD_SWAP_Y).setParameterLength(1),i_=an(VT,VT.QUAD_SWAP_DIAGONAL).setParameterLength(1),n_=an(VT,VT.SUBGROUP_BROADCAST).setParameterLength(2),a_=an(VT,VT.SUBGROUP_SHUFFLE).setParameterLength(2),o_=an(VT,VT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),u_=an(VT,VT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),l_=an(VT,VT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),d_=an(VT,VT.QUAD_BROADCAST).setParameterLength(1);let c_;function h_(e){c_=c_||new WeakMap;let t=c_.get(e);return void 0===t&&c_.set(e,t={}),t}function p_(e){const t=h_(e);return t.shadowMatrix||(t.shadowMatrix=va("mat4").setGroup(xa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function g_(e,t=Qd){const r=p_(e).mul(t);return r.xyz.div(r.w)}function m_(e){const t=h_(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function f_(e){const t=h_(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function y_(e){const t=h_(e);return t.viewPosition||(t.viewPosition=va(new r).setGroup(xa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const b_=e=>_d.transformDirection(m_(e).sub(f_(e))),x_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},T_=new WeakMap,__=[];class v_ extends li{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=In("vec3","totalDiffuse"),this.totalSpecularNode=In("vec3","totalSpecular"),this.outgoingLightNode=In("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Ji(e));else{let s=null;if(null!==r&&(s=x_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;T_.has(e)?s=T_.get(e):(s=new r(e),T_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Nn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class N_ extends li{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ei.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){S_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Qd)}}const S_=In("vec3","shadowPositionWorld");function R_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function E_(e,t){return t=R_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function w_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function C_(e,t){return t=w_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function M_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function B_(e,t,r){return r=C_(t,r=E_(e,r))}function F_(e,t,r){A_(e,r),M_(t,r)}var L_=Object.freeze({__proto__:null,resetRendererAndSceneState:B_,resetRendererState:E_,resetSceneState:C_,restoreRendererAndSceneState:F_,restoreRendererState:A_,restoreSceneState:M_,saveRendererAndSceneState:function(e,t,r={}){return r=w_(t,r=R_(e,r))},saveRendererState:R_,saveSceneState:w_});const P_=new WeakMap,D_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),U_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=Lc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=fx(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(yx(0,5,l).mul(u)),t.z),i(t.xy.add(yx(1,5,l).mul(u)),t.z),i(t.xy.add(yx(2,5,l).mul(u)),t.z),i(t.xy.add(yx(3,5,l).mul(u)),t.z),i(t.xy.add(yx(4,5,l).mul(u)),t.z)).mul(.2)}),I_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=xn(1).div(n),o=a.x,u=a.y,l=t.xy,d=So(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ba(i(l,t.z),i(l.add(xn(o,0)),t.z),i(l.add(xn(0,u)),t.z),i(l.add(a),t.z),au(i(l.add(xn(o.negate(),0)),t.z),i(l.add(xn(o.mul(2),0)),t.z),d.x),au(i(l.add(xn(o.negate(),u)),t.z),i(l.add(xn(o.mul(2),u)),t.z),d.x),au(i(l.add(xn(0,u.negate())),t.z),i(l.add(xn(0,u.mul(2))),t.z),d.y),au(i(l.add(xn(o,u.negate())),t.z),i(l.add(xn(o,u.mul(2))),t.z),d.y),au(au(i(l.add(xn(o.negate(),u.negate())),t.z),i(l.add(xn(o.mul(2),u.negate())),t.z),d.x),au(i(l.add(xn(o.negate(),u.mul(2))),t.z),i(l.add(xn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),O_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Dl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=qo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?jo(n,t.z):jo(t.z,n),u=mn(1).toVar();return hn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),u.assign(qo(o,r))}),u}),V_=e=>{let t=P_.get(e);return void 0===t&&(t=new fg,t.colorNode=An(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,P_.set(e,t)),t},k_=e=>{const t=P_.get(e);void 0!==t&&(t.dispose(),P_.delete(e))},G_=new my,z_=[],$_=(e,t,r,s)=>{z_[0]=e,z_[1]=t;let i=G_.get(z_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Ye)&&(s&&(Ks(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,G_.set(z_,i)),z_[0]=null,z_[1]=null,i},W_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanVertical"),a=mn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),H_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanHorizontal"),a=mn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ba(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),q_=[D_,U_,I_,O_];let j_;const X_=new lx;class K_ extends N_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,mn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Lc("bias","float",r).setGroup(xa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Lc("near","float",r.camera).setGroup(xa),s=Lc("far","float",r.camera).setGroup(xa);n=Zp(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return q_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Qe:Ze;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type;if(o===Je||o===et?(n.minFilter=oe,n.magFilter=oe):(n.minFilter=w,n.magFilter=w),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===Ye&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}));let t=Dl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Dl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Lc("blurSamples","float",i).setGroup(xa),o=Lc("radius","float",i).setGroup(xa),u=Lc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new fg);l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new fg),l.fragmentNode=H_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=Lc("intensity","float",i).setGroup(xa),l=Lc("normalBias","float",i).setGroup(xa),d=p_(s).mul(S_.add(cc.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=o===Ye&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:a.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?m=Mc(a.texture,c.xyz):(m=Dl(a.texture,c),n.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?au(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():au(1,g,u).toVar(),this.shadowMap=a,this.shadow.map=a;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,El().mul(wl(Dl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return ln(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");j_=B_(i,n,j_),n.overrideMaterial=V_(r),i.setRenderObjectFunction($_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Ye&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,F_(i,n,j_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),X_.material=this.vsmMaterialVertical,X_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),X_.material=this.vsmMaterialHorizontal,X_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,k_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const Y_=(e,t)=>new K_(e,t),Q_=new e,Z_=new a,J_=new r,ev=new r,tv=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],rv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],sv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],iv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],nv=ln(({depthTexture:e,bd3D:t,dp:r})=>Mc(e,t).compare(r)),av=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Lc("radius","float",s).setGroup(xa),n=Lc("mapSize","vec2",s).setGroup(xa),a=i.div(n.x),o=Bo(t),u=No(Zo(t,o.x.greaterThan(o.z).select(Nn(0,1,0),Nn(1,0,0)))),l=Zo(t,u),d=fx(Yl.xy).mul(6.28318530718),c=yx(0,5,d),h=yx(1,5,d),p=yx(2,5,d),g=yx(3,5,d),m=yx(4,5,d);return Mc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Mc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),ov=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),l=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),d=Lc("bias","float",s).setGroup(xa),c=mn(1).toVar();return hn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Yp(o.negate(),u,l),r.subAssign(d)):(r=Kp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class uv extends K_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?nv:av}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return ov({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Qe:Ze;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?tv:sv,d=u?rv:iv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),J_.setFromMatrixPosition(s.matrixWorld),a.position.copy(J_),ev.copy(a.position),ev.add(l[e]),a.up.copy(d[e]),a.lookAt(ev),a.updateMatrixWorld(),o.makeTranslation(-J_.x,-J_.y,-J_.z),Z_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Z_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const lv=(e,t)=>new uv(e,t);class dv extends Fp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||va(this.color).setGroup(xa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ei.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return y_(this.light).sub(e.context.positionView||Jd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return Y_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Ji(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const cv=ln(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),hv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=cv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class pv extends dv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(2).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return lv(this.light)}setupDirect(e){return hv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const gv=ln(([e=El()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),mv=ln(([e=El()],{renderer:t,material:r})=>{const s=nu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=mn(s.fwidth()).toVar();i=du(e.oneMinus(),e.add(1),s).oneMinus()}else i=xu(s.greaterThan(1),0,1);return i}),fv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=bn(e).toVar();return xu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),yv=ln(([e,t])=>{const r=bn(t).toVar(),s=mn(e).toVar();return xu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),bv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),xv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(bv(r)),r.sub(mn(t))}),Tv=Pb([ln(([e,t,r,s,i,n])=>{const a=mn(n).toVar(),o=mn(i).toVar(),u=mn(s).toVar(),l=mn(r).toVar(),d=mn(t).toVar(),c=mn(e).toVar(),h=mn(Fa(1,o)).toVar();return Fa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),ln(([e,t,r,s,i,n])=>{const a=mn(n).toVar(),o=mn(i).toVar(),u=Nn(s).toVar(),l=Nn(r).toVar(),d=Nn(t).toVar(),c=Nn(e).toVar(),h=mn(Fa(1,o)).toVar();return Fa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),_v=Pb([ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=mn(d).toVar(),h=mn(l).toVar(),p=mn(u).toVar(),g=mn(o).toVar(),m=mn(a).toVar(),f=mn(n).toVar(),y=mn(i).toVar(),b=mn(s).toVar(),x=mn(r).toVar(),T=mn(t).toVar(),_=mn(e).toVar(),v=mn(Fa(1,p)).toVar(),N=mn(Fa(1,h)).toVar();return mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=mn(d).toVar(),h=mn(l).toVar(),p=mn(u).toVar(),g=Nn(o).toVar(),m=Nn(a).toVar(),f=Nn(n).toVar(),y=Nn(i).toVar(),b=Nn(s).toVar(),x=Nn(r).toVar(),T=Nn(t).toVar(),_=Nn(e).toVar(),v=mn(Fa(1,p)).toVar(),N=mn(Fa(1,h)).toVar();return mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),vv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=yn(e).toVar(),a=yn(n.bitAnd(yn(7))).toVar(),o=mn(fv(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,fv(a.lessThan(yn(4)),s,i))).toVar();return yv(o,bn(a.bitAnd(yn(1)))).add(yv(u,bn(a.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Nv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=yn(e).toVar(),u=yn(o.bitAnd(yn(15))).toVar(),l=mn(fv(u.lessThan(yn(8)),a,n)).toVar(),d=mn(fv(u.lessThan(yn(4)),n,fv(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return yv(l,bn(u.bitAnd(yn(1)))).add(yv(d,bn(u.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Sv=Pb([vv,Nv]),Rv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(Sv(n.x,i,s),Sv(n.y,i,s),Sv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Ev=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=Rn(e).toVar();return 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s.shiftLeft(r).bitOr(s.shiftRight(fn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Lv=ln(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Fv(r,fn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Fv(r,fn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(4))),t.addAssign(e)}),Pv=ln(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar();return 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i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=fn(e).toVar(),u=yn(yn(4)).toVar(),l=yn().toVar(),d=yn().toVar(),c=yn().toVar();return l.assign(d.assign(c.assign(yn(fn(3735928559)).add(u.shiftLeft(yn(2))).add(yn(13))))),l.addAssign(yn(o)),d.addAssign(yn(a)),c.addAssign(yn(n)),Lv(l,d,c),l.addAssign(yn(i)),Pv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),ln(([e,t,r,s,i])=>{const n=fn(i).toVar(),a=fn(s).toVar(),o=fn(r).toVar(),u=fn(t).toVar(),l=fn(e).toVar(),d=yn(yn(5)).toVar(),c=yn().toVar(),h=yn().toVar(),p=yn().toVar();return c.assign(h.assign(p.assign(yn(fn(3735928559)).add(d.shiftLeft(yn(2))).add(yn(13))))),c.addAssign(yn(l)),h.addAssign(yn(u)),p.addAssign(yn(o)),Lv(c,h,p),c.addAssign(yn(a)),h.addAssign(yn(n)),Pv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Ov=Pb([ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(Iv(s,r)).toVar(),n=Rn().toVar();return n.x.assign(i.bitAnd(fn(255))),n.y.assign(i.shiftRight(fn(8)).bitAnd(fn(255))),n.z.assign(i.shiftRight(fn(16)).bitAnd(fn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),ln(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=fn(e).toVar(),a=yn(Iv(n,i,s)).toVar(),o=Rn().toVar();return o.x.assign(a.bitAnd(fn(255))),o.y.assign(a.shiftRight(fn(8)).bitAnd(fn(255))),o.z.assign(a.shiftRight(fn(16)).bitAnd(fn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Vv=Pb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(xv(t.x,r)).toVar(),n=mn(xv(t.y,s)).toVar(),a=mn(Uv(i)).toVar(),o=mn(Uv(n)).toVar(),u=mn(Tv(Sv(Iv(r,s),i,n),Sv(Iv(r.add(fn(1)),s),i.sub(1),n),Sv(Iv(r,s.add(fn(1))),i,n.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=mn(_v(Sv(Iv(r,s,i),n,a,o),Sv(Iv(r.add(fn(1)),s,i),n.sub(1),a,o),Sv(Iv(r,s.add(fn(1)),i),n,a.sub(1),o),Sv(Iv(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Sv(Iv(r,s,i.add(fn(1))),n,a,o.sub(1)),Sv(Iv(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Sv(Iv(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),kv=Pb([ln(([e])=>{const 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t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=Nn(_v(Av(Ov(r,s,i),n,a,o),Av(Ov(r.add(fn(1)),s,i),n.sub(1),a,o),Av(Ov(r,s.add(fn(1)),i),n,a.sub(1),o),Av(Ov(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Av(Ov(r,s,i.add(fn(1))),n,a,o.sub(1)),Av(Ov(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Av(Ov(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Av(Ov(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Gv=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Dv(Iv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Dv(Iv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Dv(Iv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Dv(Iv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),zv=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Nn(Dv(Iv(r,fn(0))),Dv(Iv(r,fn(1))),Dv(Iv(r,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Nn(Dv(Iv(r,s,fn(0))),Dv(Iv(r,s,fn(1))),Dv(Iv(r,s,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Nn(Dv(Iv(r,s,i,fn(0))),Dv(Iv(r,s,i,fn(1))),Dv(Iv(r,s,i,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Nn(Dv(Iv(r,s,i,n,fn(0))),Dv(Iv(r,s,i,n,fn(1))),Dv(Iv(r,s,i,n,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),$v=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=mn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(kv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar();return xn($v(o,a,n,i),$v(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(Wv(o,a,n,i)).toVar(),l=mn($v(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i)).toVar();return An(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),jv=Pb([ln(([e,t,r,s,i,n,a])=>{const o=fn(a).toVar(),u=mn(n).toVar(),l=fn(i).toVar(),d=fn(s).toVar(),c=fn(r).toVar(),h=fn(t).toVar(),p=xn(e).toVar(),g=Nn(zv(xn(h.add(d),c.add(l)))).toVar(),m=xn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=xn(xn(mn(h),mn(c)).add(m)).toVar(),y=xn(f.sub(p)).toVar();return hn(o.equal(fn(2)),()=>Bo(y.x).add(Bo(y.y))),hn(o.equal(fn(3)),()=>qo(Bo(y.x),Bo(y.y))),Qo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),ln(([e,t,r,s,i,n,a,o,u])=>{const l=fn(u).toVar(),d=mn(o).toVar(),c=fn(a).toVar(),h=fn(n).toVar(),p=fn(i).toVar(),g=fn(s).toVar(),m=fn(r).toVar(),f=fn(t).toVar(),y=Nn(e).toVar(),b=Nn(zv(Nn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Nn(Nn(mn(f),mn(m),mn(g)).add(b)).toVar(),T=Nn(x.sub(y)).toVar();return hn(l.equal(fn(2)),()=>Bo(T.x).add(Bo(T.y)).add(Bo(T.z))),hn(l.equal(fn(3)),()=>qo(Bo(T.x),Bo(T.y),Bo(T.z))),Qo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Xv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=mn(1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();l.assign(Ho(l,r))})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();hn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Yv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();hn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Pb([Xv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=mn(1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(Ho(d,n))})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Pb([Kv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();hn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=Pb([Yv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=Nn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();hn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),eN=ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(e).toVar(),h=xn(t).toVar(),p=xn(r).toVar(),g=xn(s).toVar(),m=mn(i).toVar(),f=mn(n).toVar(),y=mn(a).toVar(),b=bn(o).toVar(),x=fn(u).toVar(),T=mn(l).toVar(),_=mn(d).toVar(),v=h.mul(p).add(g),N=mn(0).toVar();return hn(c.equal(fn(0)),()=>{N.assign(kv(v))}),hn(c.equal(fn(1)),()=>{N.assign(zv(v))}),hn(c.equal(fn(2)),()=>{N.assign(Jv(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Wv(Nn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),hn(b,()=>{N.assign(ou(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),tN=ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(s).toVar(),m=mn(i).toVar(),f=mn(n).toVar(),y=mn(a).toVar(),b=bn(o).toVar(),x=fn(u).toVar(),T=mn(l).toVar(),_=mn(d).toVar(),v=h.mul(p).add(g),N=mn(0).toVar();return hn(c.equal(fn(0)),()=>{N.assign(kv(v))}),hn(c.equal(fn(1)),()=>{N.assign(zv(v))}),hn(c.equal(fn(2)),()=>{N.assign(Jv(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Wv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),hn(b,()=>{N.assign(ou(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),rN=ln(([e])=>{const t=e.y,r=e.z,s=Nn().toVar();return hn(t.lessThan(1e-4),()=>{s.assign(Nn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(_o(i)).mul(6).toVar();const 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Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=eb(this.stack);const e=cn();return this.stacks.push(e),dn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,dn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new fN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new NN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new yN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new bN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new xN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new TN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new gT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Zy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new vN,this.stack=eb();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=$N.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new LN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new PN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new DN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new UN(e);else if("color"===t)s=new IN(e);else if("mat2"===t)s=new ON(e);else if("mat3"===t)s=new VN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new kN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${ot} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Ks(this.object).useVelocity}}class jN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ei.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ei.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class XN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}XN.isNodeFunctionInput=!0;class KN extends dv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class YN extends dv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:b_(this.light),lightColor:e}}}class QN extends dv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=m_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=va(new e).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=cc.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class ZN extends dv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=va(0).setGroup(xa),this.penumbraCosNode=va(0).setGroup(xa),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(0).setGroup(xa),this.colorNode=va(this.color).setGroup(xa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return du(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=g_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(b_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=cv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Dl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class JN extends ZN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Dl(r,xn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class eS extends dv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Gl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=lN(cc,this.lightProbe);e.context.irradiance.addAssign(t)}}const tS=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class rS extends ZN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=mn(0),r=this.penumbraCosNode,s=p_(this.light).mul(e.context.positionWorld||Qd);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=tS(e.xy.sub(xn(.5)),xn(.5)),n=Pa(-1,Fa(1,Co(r)).sub(1));t.assign(uu(i.mul(-2).mul(n)))}),t}}const sS=new a,iS=new a;let nS=null;class aS extends dv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;iS.identity(),sS.copy(t.matrixWorld),sS.premultiply(r),iS.extractRotation(sS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(iS),this.halfHeight.value.applyMatrix4(iS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(nS.LTC_FLOAT_1),r=Dl(nS.LTC_FLOAT_2)):(t=Dl(nS.LTC_HALF_1),r=Dl(nS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:y_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){nS=e}}class oS{parseFunction(){d("Abstract function.")}}class uS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}uS.isNodeFunction=!0;const lS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,dS=/[a-z_0-9]+/gi,cS="#pragma main";class hS extends uS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(cS),r=-1!==t?e.slice(t+12):e,s=r.match(lS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=dS.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new fg),n.build();let r=e.stackTrace;!r&&e.stack&&(r=new Ds(e.stack)),o("TSL: "+e,r)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new mN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){mS[0]=e,mS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(mS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&fS.push(t.getCacheKey(!0)),i&&fS.push(i.getCacheKey()),n&&fS.push(n.getCacheKey()),fS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),fS.push(this.renderer.shadowMap.enabled?1:0),fS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(fS),this.callHashCache.set(mS,s),fS.length=0}return mS[0]=null,mS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===le||r.mapping===de||r.mapping===Re){if(e.backgroundBlurriness>0||r.mapping===Re)return Pf(r);{let e;return e=!0===r.isCubeTexture?Mc(r):Dl(r),Bg(e)}}if(!0===r.isTexture)return Dl(r,Xl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Lc("color","color",r).setGroup(xa),t=Lc("density","float",r).setGroup(xa);return TT(e,bT(t))}if(r.isFog){const e=Lc("color","color",r).setGroup(xa),t=Lc("near","float",r).setGroup(xa),s=Lc("far","float",r).setGroup(xa);return TT(e,yT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Mc(r):!0===r.isTexture?Dl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return gS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Px(e,Nn(Xl,$l("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return gS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new jN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const bS=new He;class xS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;BS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function DS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function US(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new yS(this,r),this._animation=new gy(this,this._nodes,this.info),this._attributes=new Ey(r),this._background=new hN(this,this._nodes),this._geometries=new My(this._attributes,this.info),this._textures=new Yy(this,r,this.info),this._pipelines=new Iy(r,this._nodes),this._bindings=new Oy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new xy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Wy(this.lighting),this._bundles=new vS,this._renderContexts=new Xy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises,l=!0===e.isScene?e:OS;null===r&&(r=e);const d=this._renderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new xS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(e,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u,await Promise.all(p)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Hd,t.modelNormalViewMatrix=qd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Hd&&e.modelNormalViewMatrix===qd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(kS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(kS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new xS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?zS:GS;t.isArrayCamera||($S.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix($S,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=VS.width,g.height=VS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(WS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=WS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=WS.copy(t).floor()}else t=WS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&WS.setFromMatrixPosition(e.matrixWorld).applyMatrix4($S);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,WS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?zS:GS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),WS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4($S)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=M;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=dt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=B}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===Ye?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:HS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===B&&!1===i.forceSinglePass?(i.side=M,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=dt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=B):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class jS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class XS extends jS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Ry-e%Ry)%Ry;var e}get buffer(){return this._buffer}update(){return!0}}class KS extends XS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let YS=0;class QS extends KS{constructor(e,t){super("UniformBuffer_"+YS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class ZS extends KS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let rR=0;class sR extends tR{constructor(e,t){super(e,t),this.id=rR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class iR extends sR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class nR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class aR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const oR={bitcast_int_uint:new hT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new hT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},uR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},lR={low:"lowp",medium:"mediump",high:"highp"},dR={swizzleAssign:!0,storageBuffer:!1},cR={perspective:"smooth",linear:"noperspective"},hR={centroid:"centroid"},pR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class gR extends qN{constructor(e,t){super(e,t,new pS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=oR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==oR[e]&&this._include(e),uR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:Et:4===s&&(n=i?At:Se);const a={Float32Array:j,Uint8Array:Ve,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:Ve},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=lR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=lR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${cR[s.interpolationType]||s.interpolationType} ${hR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${cR[e.interpolationType]||e.interpolationType} ${hR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=dR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}dR[e]=t}return t}isFlipY(){return!0}getUniformBufferLimit(){const e=this.renderer.backend.gl;return e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE)}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new nR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new aR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new QS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new eR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let mR=null,fR=null;class yR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[wt.RENDER]:null,[wt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?wt.COMPUTE:wt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return mR=mR||new t,this.renderer.getDrawingBufferSize(mR)}setScissorTest(){}getClearColor(){const e=this.renderer;return fR=fR||new Qy,e.getClearColor(fR),fR.getRGB(fR),fR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ct(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${ot} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let bR,xR,TR=0;class _R{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class vR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:TR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new _R(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let RR,ER,AR,wR=!1;class CR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===wR&&(this._init(),wR=!0)}_init(){const e=this.gl;RR={[Vr]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Or]:e.MIRRORED_REPEAT},ER={[w]:e.NEAREST,[kr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},AR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[Ze]:e.LEQUAL,[$r]:e.EQUAL,[Qe]:e.GEQUAL,[zr]:e.GREATER,[Gr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,RR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,RR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,RR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,ER[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===oe&&u?K:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,ER[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,AR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==nt&&t.minFilter!==K)return;if(t.type===j&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function MR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class FR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const LR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class PR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class IR extends yR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new BR(this),this.capabilities=new FR(this),this.attributeUtils=new vR(this),this.textureUtils=new CR(this),this.bufferRenderer=new PR(this),this.state=new NR(this),this.utils=new SR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),!0===t.reversedDepthBuffer&&this.extensions.has("EXT_clip_control")&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new UR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eLR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=jy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const OR="point-list",VR="line-list",kR="line-strip",GR="triangle-list",zR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},$R="never",WR="less",HR="equal",qR="less-equal",jR="greater",XR="not-equal",KR="greater-equal",YR="always",QR="store",ZR="load",JR="clear",eE="ccw",tE="cw",rE="none",sE="back",iE="uint16",nE="uint32",aE="r8unorm",oE="r8snorm",uE="r8uint",lE="r8sint",dE="r16uint",cE="r16sint",hE="r16float",pE="rg8unorm",gE="rg8snorm",mE="rg8uint",fE="rg8sint",yE="r32uint",bE="r32sint",xE="r32float",TE="rg16uint",_E="rg16sint",vE="rg16float",NE="rgba8unorm",SE="rgba8unorm-srgb",RE="rgba8snorm",EE="rgba8uint",AE="rgba8sint",wE="bgra8unorm",CE="bgra8unorm-srgb",ME="rgb9e5ufloat",BE="rgb10a2unorm",FE="rg11b10ufloat",LE="rg32uint",PE="rg32sint",DE="rg32float",UE="rgba16uint",IE="rgba16sint",OE="rgba16float",VE="rgba32uint",kE="rgba32sint",GE="rgba32float",zE="depth16unorm",$E="depth24plus",WE="depth24plus-stencil8",HE="depth32float",qE="depth32float-stencil8",jE="bc1-rgba-unorm",XE="bc1-rgba-unorm-srgb",KE="bc2-rgba-unorm",YE="bc2-rgba-unorm-srgb",QE="bc3-rgba-unorm",ZE="bc3-rgba-unorm-srgb",JE="bc4-r-unorm",eA="bc4-r-snorm",tA="bc5-rg-unorm",rA="bc5-rg-snorm",sA="bc6h-rgb-ufloat",iA="bc6h-rgb-float",nA="bc7-rgba-unorm",aA="bc7-rgba-unorm-srgb",oA="etc2-rgb8unorm",uA="etc2-rgb8unorm-srgb",lA="etc2-rgb8a1unorm",dA="etc2-rgb8a1unorm-srgb",cA="etc2-rgba8unorm",hA="etc2-rgba8unorm-srgb",pA="eac-r11unorm",gA="eac-r11snorm",mA="eac-rg11unorm",fA="eac-rg11snorm",yA="astc-4x4-unorm",bA="astc-4x4-unorm-srgb",xA="astc-5x4-unorm",TA="astc-5x4-unorm-srgb",_A="astc-5x5-unorm",vA="astc-5x5-unorm-srgb",NA="astc-6x5-unorm",SA="astc-6x5-unorm-srgb",RA="astc-6x6-unorm",EA="astc-6x6-unorm-srgb",AA="astc-8x5-unorm",wA="astc-8x5-unorm-srgb",CA="astc-8x6-unorm",MA="astc-8x6-unorm-srgb",BA="astc-8x8-unorm",FA="astc-8x8-unorm-srgb",LA="astc-10x5-unorm",PA="astc-10x5-unorm-srgb",DA="astc-10x6-unorm",UA="astc-10x6-unorm-srgb",IA="astc-10x8-unorm",OA="astc-10x8-unorm-srgb",VA="astc-10x10-unorm",kA="astc-10x10-unorm-srgb",GA="astc-12x10-unorm",zA="astc-12x10-unorm-srgb",$A="astc-12x12-unorm",WA="astc-12x12-unorm-srgb",HA="clamp-to-edge",qA="repeat",jA="mirror-repeat",XA="linear",KA="nearest",YA="zero",QA="one",ZA="src",JA="one-minus-src",ew="src-alpha",tw="one-minus-src-alpha",rw="dst",sw="one-minus-dst",iw="dst-alpha",nw="one-minus-dst-alpha",aw="src-alpha-saturated",ow="constant",uw="one-minus-constant",lw="add",dw="subtract",cw="reverse-subtract",hw="min",pw="max",gw=0,mw=15,fw="keep",yw="zero",bw="replace",xw="invert",Tw="increment-clamp",_w="decrement-clamp",vw="increment-wrap",Nw="decrement-wrap",Sw="storage",Rw="read-only-storage",Ew="write-only",Aw="read-only",ww="read-write",Cw="non-filtering",Mw="comparison",Bw="float",Fw="unfilterable-float",Lw="depth",Pw="sint",Dw="uint",Uw="2d",Iw="3d",Ow="2d",Vw="2d-array",kw="cube",Gw="3d",zw="all",$w="vertex",Ww="instance",Hw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},qw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class jw extends tR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Xw extends XS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Kw=0;class Yw extends Xw{constructor(e,t){super("StorageBuffer_"+Kw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ri.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Qw extends Ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:XA}),this.flipYSampler=e.createSampler({minFilter:KA}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:JR,storeOp:QR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Qw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,sC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,iC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class nC extends uS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(rC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=sC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class aC extends oS{parseFunction(e){return new nC(e)}}const oC={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},uC={[Vr]:"repeat",[xe]:"clamp",[Or]:"mirror"},lC={vertex:zR.VERTEX,fragment:zR.FRAGMENT,compute:zR.COMPUTE},dC={instance:!0,swizzleAssign:!1,storageBuffer:!0},cC={"^^":"tsl_xor"},hC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},pC={},gC={tsl_xor:new hT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new hT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new hT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new hT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new hT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new hT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new hT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new hT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new hT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new hT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new hT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new hT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new hT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new hT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},mC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let fC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(fC+="diagnostic( off, derivative_uniformity );\n");class yC extends qN{constructor(e,t){super(e,t,new aC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${uC[e.wrapS]}S_${uC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=pC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Vr?(s.push(gC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(gC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Or?(s.push(gC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",pC[t]=r=new hT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){const a=!0===e.isStorageTexture;let o;return null!==s||a||(s="0u"),n&&(r=`${r} + ${n}`),i?o=a?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:a?o=`textureLoad( ${t}, ${r} )`:(o=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(o+=".x")),o}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===j||!1===this.isSampleCompare(e)&&e.minFilter===w&&e.magFilter===w||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=cC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ri.READ_WRITE):ri.READ_ONLY:e.access}getStorageAccess(e,t){return oC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new aR(i.name,i.node,o,n):new iR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new nR(i.name,i.node,o,n):"texture3D"===t&&(s=new aR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(lC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new jw(`${i.name}_sampler`,i.node,o);e.setVisibility(lC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?QS:Yw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|lC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new eR(u,o),e.setVisibility(zR.VERTEX|zR.FRAGMENT|zR.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=tC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return hC[e]||e}isAvailable(e){let t=dC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),dC[e]=t),t}getUniformBufferLimit(){return this.renderer.backend.device.limits.maxUniformBufferBindingSize}_getWGSLMethod(e){return void 0!==gC[e]&&this._include(e),mC[e]}_include(e){const t=gC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${fC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class bC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?WE:$E),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?OR:e.isLineSegments||e.isMesh&&!0===t.wireframe?VR:e.isLine?kR:e.isMesh?GR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return wE;if(e===be)return OE;throw new Error("Unsupported output buffer type.")}}const xC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&xC.set(Float16Array,["float16"]);const TC=new Map([[at,["float16"]]]),_C=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class vC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Xr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=zw;let o;o=t.isSampledCubeTexture?kw:t.isSampledTexture3D?Gw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Vw:Ow,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&zR.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=Sw:e.type=Rw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ri.READ_WRITE?ww:t===ri.WRITE_ONLY?Ew:Aw,s.texture.isArrayTexture?e.viewDimension=Vw:s.texture.is3DTexture&&(e.viewDimension=Gw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Fw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Fw:t.sampleType=Lw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Pw:e===S?t.sampleType=Dw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Bw:t.sampleType=Fw)}s.isSampledCubeTexture?t.viewDimension=kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Vw:s.isSampledTexture3D&&(t.viewDimension=Gw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=Mw:t.type=Cw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===ee||s.blending===ke&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===ct){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:lw},r={srcFactor:i,dstFactor:n,operation:lw}};if(e.premultipliedAlpha)switch(s){case ke:i(QA,tw,QA,tw);break;case Ht:i(QA,QA,QA,QA);break;case Wt:i(YA,JA,YA,QA);break;case $t:i(rw,tw,YA,QA)}else switch(s){case ke:i(ew,tw,QA,tw);break;case Ht:i(ew,QA,QA,QA);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case $t:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ht:t=YA;break;case Vt:t=QA;break;case Ot:t=ZA;break;case Pt:t=JA;break;case Ge:t=ew;break;case ze:t=tw;break;case Ut:t=rw;break;case Lt:t=sw;break;case Dt:t=iw;break;case Ft:t=nw;break;case It:t=aw;break;case 211:t=ow;break;case 212:t=uw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=$R;break;case ts:t=YR;break;case es:t=WR;break;case Jr:t=qR;break;case Zr:t=HR;break;case Qr:t=KR;break;case Yr:t=jR;break;case Kr:t=XR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=fw;break;case ls:t=yw;break;case us:t=bw;break;case os:t=xw;break;case as:t=Tw;break;case ns:t=_w;break;case is:t=vw;break;case ss:t=Nw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case $e:t=lw;break;case Bt:t=dw;break;case Mt:t=cw;break;case hs:t=hw;break;case cs:t=pw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?iE:nE);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?tE:eE,s.cullMode=r.side===B?rE:sE,s}_getColorWriteMask(e){return!0===e.colorWrite?mw:gw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=YR;else{const r=this.backend.parameters.reversedDepthBuffer?er[e.depthFunc]:e.depthFunc;switch(r){case Jt:t=$R;break;case Zt:t=YR;break;case Qt:t=WR;break;case Yt:t=qR;break;case Kt:t=HR;break;case Xt:t=KR;break;case jt:t=jR;break;case qt:t=XR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class EC extends DR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class AC extends yR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new bC(this),this.attributeUtils=new vC(this),this.bindingUtils=new SC(this),this.pipelineUtils=new RC(this),this.textureUtils=new eC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Hw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Hw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${ot} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===be?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:ZR}),this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(i,n),!0===r.isBatchedMesh){const e=r._multiDrawStarts,n=r._multiDrawCounts,a=r._multiDrawCount,o=r._multiDrawInstances;null!==o&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");let u=!0===c?d.array.BYTES_PER_ELEMENT:1;s.wireframe&&(u=r.geometry.attributes.position.count>65535?4:2);for(let s=0;s1?0:s;!0===c?i.drawIndexed(n[s],a,e[s]/u,0,l):i.draw(n[s],a,e[s],l),t.update(r,n[s],a)}}else if(!0===c){const{vertexCount:s,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new IR(e)));super(new t(e),e),this.library=new MC,this.isWebGPURenderer=!0}}class FC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class LC{constructor(e,t=An(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new fg;r.name="RenderPipeline",this._quadMesh=new lx(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=bl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class PC extends LC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class DC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=oe,this.minFilter=oe,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class UC extends vx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class IC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new ws(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),mn()):new this.nodes[e]}}class OC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class VC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new IC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new OC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t0){const{width:r,height:s}=e.context;t.bufferWidth=r,t.bufferHeight=s}t.lights=this.getLightsData(e.lightsNode.getLights()),this.renderObjects.set(e,t)}return t}getAttributesData(e){const t={};for(const r in e){const s=e[r];t[r]={id:s.id,version:s.version}}return t}containsNode(e){const t=e.material;for(const e in t)if(t[e]&&t[e].isNode)return!0;return!!(e.context.modelViewMatrix||e.context.modelNormalViewMatrix||e.context.getAO||e.context.getShadow)}getMaterialData(e){const t={};for(const r of this.refreshUniforms){const s=e[r];null!=s&&("object"==typeof s&&void 0!==s.clone?!0===s.isTexture?t[r]={id:s.id,version:s.version}:t[r]=s.clone():t[r]=s)}return t}equals(e,t){const{object:r,material:s,geometry:i}=e,n=this.getRenderObjectData(e);if(!0!==n.worldMatrix.equals(r.matrixWorld))return n.worldMatrix.copy(r.matrixWorld),!1;const a=n.material;for(const e in a){const t=a[e],r=s[e];if(void 0!==t.equals){if(!1===t.equals(r))return t.copy(r),!1}else if(!0===r.isTexture){if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}else if(t!==r)return a[e]=r,!1}if(a.transmission>0){const{width:t,height:r}=e.context;if(n.bufferWidth!==t||n.bufferHeight!==r)return n.bufferWidth=t,n.bufferHeight=r,!1}const o=n.geometry,u=i.attributes,l=o.attributes,d=Object.keys(l),c=Object.keys(u);if(o.id!==i.id)return o.id=i.id,!1;if(d.length!==c.length)return n.geometry.attributes=this.getAttributesData(u),!1;for(const e of d){const t=l[e],r=u[e];if(void 0===r)return delete l[e],!1;if(t.id!==r.id||t.version!==r.version)return t.id=r.id,t.version=r.version,!1}const h=i.index,p=o.id,g=o.indexVersion,m=h?h.id:null,f=h?h.version:null;if(p!==m||g!==f)return o.id=m,o.indexVersion=f,!1;if(o.drawRange.start!==i.drawRange.start||o.drawRange.count!==i.drawRange.count)return o.drawRange.start=i.drawRange.start,o.drawRange.count=i.drawRange.count,!1;if(n.morphTargetInfluences){let e=!1;for(let t=0;t{const r=e.match(t);if(!r)return null;const s=r[1]||r[2]||"",i=r[3].split("?")[0],n=parseInt(r[4],10),a=parseInt(r[5],10);return{fn:s,file:i.split("/").pop(),line:n,column:a}}).filter(e=>e&&!Ps.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?` at ${e.fn} (${t})`:` at ${t}`}).join("\n")}`}}function Us(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i>>16,2246822507),r^=Math.imul(s^s>>>13,3266489909),s=Math.imul(s^s>>>16,2246822507),s^=Math.imul(r^r>>>13,3266489909),4294967296*(2097151&s)+(r>>>0)}const Is=e=>Us(e),Os=e=>Us(e),Vs=(...e)=>Us(e),ks=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Gs=new WeakMap;function $s(e){return ks.get(e)}function zs(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function Ws(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function Hs(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function qs(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o(`TSL: Unsupported type: ${e}`,new Ds)}function js(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function Xs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Qs(u[0]):null}function Ks(e){let t=Gs.get(e);return void 0===t&&(t={},Gs.set(e,t)),t}function Ys(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Zs=Object.freeze({__proto__:null,arrayBufferToBase64:Ys,base64ToArrayBuffer:Qs,getAlignmentFromType:qs,getDataFromObject:Ks,getLengthFromType:Ws,getMemoryLengthFromType:Hs,getTypeFromLength:$s,getTypedArrayFromType:zs,getValueFromType:Xs,getValueType:js,hash:Vs,hashArray:Os,hashString:Is});const Js={VERTEX:"vertex",FRAGMENT:"fragment"},ei={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},ti={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ri={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},si=["fragment","vertex"],ii=["setup","analyze","generate"],ni=[...si,"compute"],ai=["x","y","z","w"],oi={analyze:"setup",generate:"analyze"};let ui=0;class li extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ei.NONE,this.updateBeforeType=ei.NONE,this.updateAfterType=ei.NONE,this.uuid=l.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:ui++}),this.stackTrace=null,!0===li.captureStackTrace&&(this.stackTrace=new Ds)}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,ei.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ei.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ei.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const r of Object.getOwnPropertyNames(this)){const s=this[r];if(!0!==r.startsWith("_")&&!e.has(s))if(!0===Array.isArray(s))for(let e=0;e0&&(e.inputNodes=r)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const r in e.inputNodes)if(Array.isArray(e.inputNodes[r])){const s=[];for(const i of e.inputNodes[r])s.push(t[i]);this[r]=s}else if("object"==typeof e.inputNodes[r]){const s={};for(const i in e.inputNodes[r]){const n=e.inputNodes[r][i];s[i]=t[n]}this[r]=s}else{const s=e.inputNodes[r];this[r]=t[s]}}}toJSON(e){const{uuid:t,type:r}=this,s=void 0===e||"string"==typeof e;s&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function n(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(void 0===i&&(i={uuid:t,type:r,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==s&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),s){const t=n(e.textures),r=n(e.images),s=n(e.nodes);t.length>0&&(i.textures=t),r.length>0&&(i.images=r),s.length>0&&(i.nodes=s)}return i}}li.captureStackTrace=!1;class di extends li{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class ci extends li{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class hi extends li{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class pi extends hi{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`,this.stackTrace),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const gi=ai.join("");class mi extends li{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ai.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===gi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class fi extends hi{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");li.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==vi?vi.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new Ds),this;{const t=Ni.get("assign");return this.addToStack(t(...e))}},li.prototype.toVarIntent=function(){return this},li.prototype.get=function(e){return new _i(this,e)};const Ei={};function Ai(e,t,r){Ei[e]=Ei[t]=Ei[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new mi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();li.prototype["set"+s]=li.prototype["set"+i]=li.prototype["set"+n]=function(t){const r=Ri(e);return new fi(this,r,Ji(t))},li.prototype["flip"+s]=li.prototype["flip"+i]=li.prototype["flip"+n]=function(){const t=Ri(e);return new yi(this,t)}}const wi=["x","y","z","w"],Ci=["r","g","b","a"],Mi=["s","t","p","q"];for(let e=0;e<4;e++){let t=wi[e],r=Ci[e],s=Mi[e];Ai(t,r,s);for(let i=0;i<4;i++){t=wi[e]+wi[i],r=Ci[e]+Ci[i],s=Mi[e]+Mi[i],Ai(t,r,s);for(let n=0;n<4;n++){t=wi[e]+wi[i]+wi[n],r=Ci[e]+Ci[i]+Ci[n],s=Mi[e]+Mi[i]+Mi[n],Ai(t,r,s);for(let a=0;a<4;a++)t=wi[e]+wi[i]+wi[n]+wi[a],r=Ci[e]+Ci[i]+Ci[n]+Ci[a],s=Mi[e]+Mi[i]+Mi[n]+Mi[a],Ai(t,r,s)}}}for(let e=0;e<32;e++)Ei[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new di(this,new Ti(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Ji(t))}};Object.defineProperties(li.prototype,Ei);const Bi=new WeakMap,Fi=function(e,t=null){for(const r in e)e[r]=Ji(e[r],t);return e},Li=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`,new Ds),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...rn(d(t)))):null!==r?(r=Ji(r),n=(...s)=>i(new e(t,...rn(d(s)),r))):n=(...r)=>i(new e(t,...rn(d(r)))),n.setParameterLength=(...e)=>(1===e.length?a=u=e[0]:2===e.length&&([a,u]=e),n),n.setName=e=>(l=e,n),n},Di=function(e,...t){return new e(...rn(t))};class Ui extends li{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:r}=this,s=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",n=i||"default";if(s[n])return s[n];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let u=null;if(t.layout){let s=Bi.get(e.constructor);void 0===s&&(s=new WeakMap,Bi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Ji(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;tn(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Ji(i.call(n))}else{const s=new Proxy(e,{get:(e,t,r)=>{let s;return s=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,r),s}}),i=r?function(e){let t=0;return tn(e),new Proxy(e,{get:(r,s,i)=>{let n;if("length"===s)return n=e.length,n;if(Symbol.iterator===s)n=function*(){for(const t of e)yield Ji(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const r=e[0];n=void 0===r[s]?r[t++]:Reflect.get(r,s,i)}else e[0]instanceof li&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Ji(n)}return n}})}(r):null,n=Array.isArray(r)?r.length>0:null!==r,a=t.jsFunc,o=n||a.length>1?a(i,s):a(s);u=Ji(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(s[n]=u),u}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getSubBuildOutput(this);return t[r]=t[r]||this.setupOutput(e),t[r].subBuild=e.getClosestSubBuild(this),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===s){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const r=e.getDataFromNode(t,"any");r.subBuilds=r.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)r.subBuilds.add(e)}r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return e.fnCall=o,r}}class Ii extends li{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new Ui(this,e)}setup(){return this.call()}}const Oi=[!1,!0],Vi=[0,1,2,3],ki=[-1,-2],Gi=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],$i=new Map;for(const e of Oi)$i.set(e,new Ti(e));const zi=new Map;for(const e of Vi)zi.set(e,new Ti(e,"uint"));const Wi=new Map([...zi].map(e=>new Ti(e.value,"int")));for(const e of ki)Wi.set(e,new Ti(e,"int"));const Hi=new Map([...Wi].map(e=>new Ti(e.value)));for(const e of Gi)Hi.set(e,new Ti(e));for(const e of Gi)Hi.set(-e,new Ti(-e));const qi={bool:$i,uint:zi,ints:Wi,float:Hi},ji=new Map([...$i,...Hi]),Xi=(e,t)=>ji.has(e)?ji.get(e):!0===e.isNode?e:new Ti(e,t),Ki=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`,new Ds),new Ti(0,e);if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(r=[Xs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return en(t.get(r[0]));if(1===r.length){const t=Xi(r[0],e);return t.nodeType===e?en(t):en(new ci(t,e))}const s=r.map(e=>Xi(e));return en(new pi(s,e))}},Yi=e=>"object"==typeof e&&null!==e?e.value:e,Qi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Zi(e,t){return new Ii(e,t)}const Ji=(e,t=null)=>function(e,t=null){const r=js(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Ji(Xi(e,t)):"shader"===r?e.isFn?e:ln(e):e}(e,t),en=(e,t=null)=>Ji(e,t).toVarIntent(),tn=(e,t=null)=>new Fi(e,t),rn=(e,t=null)=>new Li(e,t),sn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),nn=(e,...t)=>new Di(e,...t),an=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let on=0;class un extends li{constructor(e,t=null){super();let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:o("TSL: Invalid layout type.",new Ds),t=null)),this.shaderNode=new Zi(e,r),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const r={name:"fn"+on++,type:t,inputs:[]};for(const t in e)"return"!==t&&r.inputs.push({name:t,type:e[t]});e=r}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return o('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function ln(e,t=null){const r=new un(e,t);return new Proxy(()=>{},{apply:(e,t,s)=>r.call(...s),get:(e,t,s)=>Reflect.get(r,t,s),set:(e,t,s,i)=>Reflect.set(r,t,s,i)})}const dn=e=>{vi=e},cn=()=>vi,hn=(...e)=>vi.If(...e);function pn(e){return vi&&vi.addToStack(e),e}Si("toStack",pn);const gn=new Ki("color"),mn=new Ki("float",qi.float),fn=new Ki("int",qi.ints),yn=new Ki("uint",qi.uint),bn=new Ki("bool",qi.bool),xn=new Ki("vec2"),Tn=new Ki("ivec2"),_n=new Ki("uvec2"),vn=new Ki("bvec2"),Nn=new Ki("vec3"),Sn=new Ki("ivec3"),Rn=new Ki("uvec3"),En=new Ki("bvec3"),An=new Ki("vec4"),wn=new Ki("ivec4"),Cn=new Ki("uvec4"),Mn=new Ki("bvec4"),Bn=new Ki("mat2"),Fn=new Ki("mat3"),Ln=new Ki("mat4");Si("toColor",gn),Si("toFloat",mn),Si("toInt",fn),Si("toUint",yn),Si("toBool",bn),Si("toVec2",xn),Si("toIVec2",Tn),Si("toUVec2",_n),Si("toBVec2",vn),Si("toVec3",Nn),Si("toIVec3",Sn),Si("toUVec3",Rn),Si("toBVec3",En),Si("toVec4",An),Si("toIVec4",wn),Si("toUVec4",Cn),Si("toBVec4",Mn),Si("toMat2",Bn),Si("toMat3",Fn),Si("toMat4",Ln);const Pn=sn(di).setParameterLength(2),Dn=(e,t)=>new ci(Ji(e),t);Si("element",Pn),Si("convert",Dn);Si("append",e=>(d("TSL: .append() has been renamed to .toStack().",new Ds),pn(e)));class Un extends li{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return Is(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const In=(e,t)=>new Un(e,t),On=(e,t)=>new Un(e,t,!0),Vn=nn(Un,"vec4","DiffuseColor"),kn=nn(Un,"vec3","DiffuseContribution"),Gn=nn(Un,"vec3","EmissiveColor"),$n=nn(Un,"float","Roughness"),zn=nn(Un,"float","Metalness"),Wn=nn(Un,"float","Clearcoat"),Hn=nn(Un,"float","ClearcoatRoughness"),qn=nn(Un,"vec3","Sheen"),jn=nn(Un,"float","SheenRoughness"),Xn=nn(Un,"float","Iridescence"),Kn=nn(Un,"float","IridescenceIOR"),Yn=nn(Un,"float","IridescenceThickness"),Qn=nn(Un,"float","AlphaT"),Zn=nn(Un,"float","Anisotropy"),Jn=nn(Un,"vec3","AnisotropyT"),ea=nn(Un,"vec3","AnisotropyB"),ta=nn(Un,"color","SpecularColor"),ra=nn(Un,"color","SpecularColorBlended"),sa=nn(Un,"float","SpecularF90"),ia=nn(Un,"float","Shininess"),na=nn(Un,"vec4","Output"),aa=nn(Un,"float","dashSize"),oa=nn(Un,"float","gapSize"),ua=nn(Un,"float","pointWidth"),la=nn(Un,"float","IOR"),da=nn(Un,"float","Transmission"),ca=nn(Un,"float","Thickness"),ha=nn(Un,"float","AttenuationDistance"),pa=nn(Un,"color","AttenuationColor"),ga=nn(Un,"float","Dispersion");class ma extends li{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.shared=t,this.order=r,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const fa=e=>new ma(e),ya=(e,t=0)=>new ma(e,!0,t),ba=ya("frame"),xa=ya("render"),Ta=fa("object");class _a extends bi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Ta}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const r=e(t,this);void 0!==r&&(this.value=r)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const r=this.getNodeType(e),s=this.getUniformHash(e);let i=e.getNodeFromHash(s);void 0===i&&(e.setHashNode(this,s),i=this);const n=i.getInputType(e),a=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let u=o;if("bool"===r){const t=e.getDataFromNode(this);let s=t.propertyName;if(void 0===s){const i=e.getVarFromNode(this,null,"bool");s=e.getPropertyName(i),t.propertyName=s,u=e.format(o,n,r),e.addLineFlowCode(`${s} = ${u}`,this)}u=s}return e.format(u,r,t)}}const va=(e,t)=>{const r=Qi(t||e);if(r===e&&(e=Xs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new _a(e,r)};class Na extends hi{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const Sa=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Na(null,r.length,r)}else{const r=e[0],s=e[1];t=new Na(r,s)}return Ji(t)};Si("toArray",(e,t)=>Sa(Array(t).fill(e)));class Ra extends hi{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ai.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?rn(t):tn(t[0]),new Aa(Ji(e),t));Si("call",wa);const Ca={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ma extends hi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ma(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(n)){if("float"===a)return n;if(e.isVector(a))return e.getVectorFromMatrix(n);if(e.isMatrix(a))return n}else if(e.isMatrix(a)){if("float"===n)return a;if(e.isVector(n))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(n)?a:n}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e,t);let a=null,o=null;"void"!==n?(a=s.getNodeType(e),o=i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r||"!="===r?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===r||"<<"===r?(a=n,o=e.changeComponentType(o,"uint")):"%"===r?(a=n,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=n):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=n:o=n):a=o=n;const u=s.build(e,a),l=i?i.build(e,o):null,d=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===c;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${l} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${l} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(d)return e.format(`${d}( ${u}, ${l} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${l} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${l}`,n,t);{let i=`( ${u} ${r} ${l} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return d?e.format(`${d}( ${u}, ${l} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${l} ${r} ${u}`,n,t):e.format(`${u} ${r} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ba=an(Ma,"+").setParameterLength(2,1/0).setName("add"),Fa=an(Ma,"-").setParameterLength(2,1/0).setName("sub"),La=an(Ma,"*").setParameterLength(2,1/0).setName("mul"),Pa=an(Ma,"/").setParameterLength(2,1/0).setName("div"),Da=an(Ma,"%").setParameterLength(2).setName("mod"),Ua=an(Ma,"==").setParameterLength(2).setName("equal"),Ia=an(Ma,"!=").setParameterLength(2).setName("notEqual"),Oa=an(Ma,"<").setParameterLength(2).setName("lessThan"),Va=an(Ma,">").setParameterLength(2).setName("greaterThan"),ka=an(Ma,"<=").setParameterLength(2).setName("lessThanEqual"),Ga=an(Ma,">=").setParameterLength(2).setName("greaterThanEqual"),$a=an(Ma,"&&").setParameterLength(2,1/0).setName("and"),za=an(Ma,"||").setParameterLength(2,1/0).setName("or"),Wa=an(Ma,"!").setParameterLength(1).setName("not"),Ha=an(Ma,"^^").setParameterLength(2).setName("xor"),qa=an(Ma,"&").setParameterLength(2).setName("bitAnd"),ja=an(Ma,"~").setParameterLength(1).setName("bitNot"),Xa=an(Ma,"|").setParameterLength(2).setName("bitOr"),Ka=an(Ma,"^").setParameterLength(2).setName("bitXor"),Ya=an(Ma,"<<").setParameterLength(2).setName("shiftLeft"),Qa=an(Ma,">>").setParameterLength(2).setName("shiftRight"),Za=ln(([e])=>(e.addAssign(1),e)),Ja=ln(([e])=>(e.subAssign(1),e)),eo=ln(([e])=>{const t=fn(e).toConst();return e.addAssign(1),t}),to=ln(([e])=>{const t=fn(e).toConst();return e.subAssign(1),t});Si("add",Ba),Si("sub",Fa),Si("mul",La),Si("div",Pa),Si("mod",Da),Si("equal",Ua),Si("notEqual",Ia),Si("lessThan",Oa),Si("greaterThan",Va),Si("lessThanEqual",ka),Si("greaterThanEqual",Ga),Si("and",$a),Si("or",za),Si("not",Wa),Si("xor",Ha),Si("bitAnd",qa),Si("bitNot",ja),Si("bitOr",Xa),Si("bitXor",Ka),Si("shiftLeft",Ya),Si("shiftRight",Qa),Si("incrementBefore",Za),Si("decrementBefore",Ja),Si("increment",eo),Si("decrement",to);const ro=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Ds),Da(fn(e),fn(t)));Si("modInt",ro);class so extends hi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===so.MAX||e===so.MIN)&&arguments.length>3){let i=new so(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===so.LENGTH||t===so.DISTANCE||t===so.DOT?"float":t===so.CROSS?"vec3":t===so.ALL||t===so.ANY?"bool":t===so.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===so.ONE_MINUS)i=Fa(1,t);else if(s===so.RECIPROCAL)i=Pa(1,t);else if(s===so.DIFFERENCE)i=Bo(Fa(t,r));else if(s===so.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=An(Nn(n),0):s=An(Nn(s),0);const a=La(s,n).xyz;i=No(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===so.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===so.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===so.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==so.MIN&&r!==so.MAX?r===so.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===so.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===so.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==so.DFDX&&r!==so.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}so.ALL="all",so.ANY="any",so.RADIANS="radians",so.DEGREES="degrees",so.EXP="exp",so.EXP2="exp2",so.LOG="log",so.LOG2="log2",so.SQRT="sqrt",so.INVERSE_SQRT="inversesqrt",so.FLOOR="floor",so.CEIL="ceil",so.NORMALIZE="normalize",so.FRACT="fract",so.SIN="sin",so.COS="cos",so.TAN="tan",so.ASIN="asin",so.ACOS="acos",so.ATAN="atan",so.ABS="abs",so.SIGN="sign",so.LENGTH="length",so.NEGATE="negate",so.ONE_MINUS="oneMinus",so.DFDX="dFdx",so.DFDY="dFdy",so.ROUND="round",so.RECIPROCAL="reciprocal",so.TRUNC="trunc",so.FWIDTH="fwidth",so.TRANSPOSE="transpose",so.DETERMINANT="determinant",so.INVERSE="inverse",so.EQUALS="equals",so.MIN="min",so.MAX="max",so.STEP="step",so.REFLECT="reflect",so.DISTANCE="distance",so.DIFFERENCE="difference",so.DOT="dot",so.CROSS="cross",so.POW="pow",so.TRANSFORM_DIRECTION="transformDirection",so.MIX="mix",so.CLAMP="clamp",so.REFRACT="refract",so.SMOOTHSTEP="smoothstep",so.FACEFORWARD="faceforward";const io=mn(1e-6),no=mn(1e6),ao=mn(Math.PI),oo=mn(2*Math.PI),uo=mn(2*Math.PI),lo=mn(.5*Math.PI),co=an(so,so.ALL).setParameterLength(1),ho=an(so,so.ANY).setParameterLength(1),po=an(so,so.RADIANS).setParameterLength(1),go=an(so,so.DEGREES).setParameterLength(1),mo=an(so,so.EXP).setParameterLength(1),fo=an(so,so.EXP2).setParameterLength(1),yo=an(so,so.LOG).setParameterLength(1),bo=an(so,so.LOG2).setParameterLength(1),xo=an(so,so.SQRT).setParameterLength(1),To=an(so,so.INVERSE_SQRT).setParameterLength(1),_o=an(so,so.FLOOR).setParameterLength(1),vo=an(so,so.CEIL).setParameterLength(1),No=an(so,so.NORMALIZE).setParameterLength(1),So=an(so,so.FRACT).setParameterLength(1),Ro=an(so,so.SIN).setParameterLength(1),Eo=an(so,so.COS).setParameterLength(1),Ao=an(so,so.TAN).setParameterLength(1),wo=an(so,so.ASIN).setParameterLength(1),Co=an(so,so.ACOS).setParameterLength(1),Mo=an(so,so.ATAN).setParameterLength(1,2),Bo=an(so,so.ABS).setParameterLength(1),Fo=an(so,so.SIGN).setParameterLength(1),Lo=an(so,so.LENGTH).setParameterLength(1),Po=an(so,so.NEGATE).setParameterLength(1),Do=an(so,so.ONE_MINUS).setParameterLength(1),Uo=an(so,so.DFDX).setParameterLength(1),Io=an(so,so.DFDY).setParameterLength(1),Oo=an(so,so.ROUND).setParameterLength(1),Vo=an(so,so.RECIPROCAL).setParameterLength(1),ko=an(so,so.TRUNC).setParameterLength(1),Go=an(so,so.FWIDTH).setParameterLength(1),$o=an(so,so.TRANSPOSE).setParameterLength(1),zo=an(so,so.DETERMINANT).setParameterLength(1),Wo=an(so,so.INVERSE).setParameterLength(1),Ho=an(so,so.MIN).setParameterLength(2,1/0),qo=an(so,so.MAX).setParameterLength(2,1/0),jo=an(so,so.STEP).setParameterLength(2),Xo=an(so,so.REFLECT).setParameterLength(2),Ko=an(so,so.DISTANCE).setParameterLength(2),Yo=an(so,so.DIFFERENCE).setParameterLength(2),Qo=an(so,so.DOT).setParameterLength(2),Zo=an(so,so.CROSS).setParameterLength(2),Jo=an(so,so.POW).setParameterLength(2),eu=e=>La(e,e),tu=e=>La(e,e,e),ru=e=>La(e,e,e,e),su=an(so,so.TRANSFORM_DIRECTION).setParameterLength(2),iu=e=>La(Fo(e),Jo(Bo(e),1/3)),nu=e=>Qo(e,e),au=an(so,so.MIX).setParameterLength(3),ou=(e,t=0,r=1)=>new so(so.CLAMP,Ji(e),Ji(t),Ji(r)),uu=e=>ou(e),lu=an(so,so.REFRACT).setParameterLength(3),du=an(so,so.SMOOTHSTEP).setParameterLength(3),cu=an(so,so.FACEFORWARD).setParameterLength(3),hu=ln(([e])=>{const t=Qo(e.xy,xn(12.9898,78.233)),r=Da(t,ao);return So(Ro(r).mul(43758.5453))}),pu=(e,t,r)=>au(t,r,e),gu=(e,t,r)=>du(t,r,e),mu=(e,t)=>jo(t,e),fu=cu,yu=To;Si("all",co),Si("any",ho),Si("radians",po),Si("degrees",go),Si("exp",mo),Si("exp2",fo),Si("log",yo),Si("log2",bo),Si("sqrt",xo),Si("inverseSqrt",To),Si("floor",_o),Si("ceil",vo),Si("normalize",No),Si("fract",So),Si("sin",Ro),Si("cos",Eo),Si("tan",Ao),Si("asin",wo),Si("acos",Co),Si("atan",Mo),Si("abs",Bo),Si("sign",Fo),Si("length",Lo),Si("lengthSq",nu),Si("negate",Po),Si("oneMinus",Do),Si("dFdx",Uo),Si("dFdy",Io),Si("round",Oo),Si("reciprocal",Vo),Si("trunc",ko),Si("fwidth",Go),Si("min",Ho),Si("max",qo),Si("step",mu),Si("reflect",Xo),Si("distance",Ko),Si("dot",Qo),Si("cross",Zo),Si("pow",Jo),Si("pow2",eu),Si("pow3",tu),Si("pow4",ru),Si("transformDirection",su),Si("mix",pu),Si("clamp",ou),Si("refract",lu),Si("smoothstep",gu),Si("faceForward",cu),Si("difference",Yo),Si("saturate",uu),Si("cbrt",iu),Si("transpose",$o),Si("determinant",zo),Si("inverse",Wo),Si("rand",hu);class bu extends li{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?In(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=n.build(e,r);if(h&&(u?h=l+" = "+h+";":(h="return "+h+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,r);t&&(u?t=l+" = "+t+";":(t="return "+t+";",null===o&&(d("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(l,r,t)}}const xu=sn(bu).setParameterLength(2,3);Si("select",xu);class Tu extends li{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const r=e.addContext(this.value),s=this.node.build(e,t);return e.setContext(r),s}}const _u=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new Tu(r,t)},vu=e=>_u(e,{uniformFlow:!0}),Nu=(e,t)=>_u(e,{nodeName:t});function Su(e,t,r=null){return _u(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Ru(e,t=null){return _u(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Eu(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Nu(e,t)}Si("context",_u),Si("label",Eu),Si("uniformFlow",vu),Si("setName",Nu),Si("builtinShadowContext",(e,t,r)=>Su(t,r,e)),Si("builtinAOContext",(e,t)=>Ru(t,e));class Au extends li{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const r=t.getBaseStack();e?r.addToStackBefore(this):r.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let a=!1,u=!1;s&&(a=e.isDeterministic(t),u=n?s:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&o('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const d=e.getVectorType(l),c=t.build(e,d),h=e.getVarFromNode(this,r,d,void 0,u),p=e.getPropertyName(h);let g=p;if(u)if(n)g=a?`const ${p}`:`let ${p}`;else{const r=t.getArrayCount(e);g=`const ${e.getVar(h.type,p,r)}`}return e.addLineFlowCode(`${g} = ${c}`,this),p}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const wu=sn(Au),Cu=(e,t=null)=>wu(e,t).toStack(),Mu=(e,t=null)=>wu(e,t,!0).toStack(),Bu=e=>wu(e).setIntent(!0).toStack();Si("toVar",Cu),Si("toConst",Mu),Si("toVarIntent",Bu);class Fu extends li{static get type(){return"SubBuild"}constructor(e,t,r=null){super(r),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const r=this.node.build(e,...t);return e.removeSubBuild(),r}}const Lu=(e,t,r=null)=>new Fu(Ji(e),t,r);class Pu extends li{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=Lu(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e),n=this.interpolationType,a=this.interpolationSampling;t.varying=r=e.getVaryingFromNode(this,s,i,n,a),t.node=Lu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Js.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),r=e.getNodeProperties(this),s=this.setupVarying(e);if(void 0===r[t]){const i=this.getNodeType(e),n=e.getPropertyName(s,Js.VERTEX);e.flowNodeFromShaderStage(Js.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Du=sn(Pu).setParameterLength(1,2),Uu=e=>Du(e);Si("toVarying",Du),Si("toVertexStage",Uu);const Iu=ln(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return au(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ou=ln(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return au(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Vu="WorkingColorSpace";class ku extends hi{static get type(){return"ColorSpaceNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.source=t,this.target=r}resolveColorSpace(e,t){return t===Vu?p.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,r=this.resolveColorSpace(e,this.source),s=this.resolveColorSpace(e,this.target);let i=t;return!1!==p.enabled&&r!==s&&r&&s?(p.getTransfer(r)===g&&(i=An(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=An(Fn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=An(Ou(i.rgb),i.a)),i):i}}const Gu=(e,t)=>new ku(Ji(e),Vu,t),$u=(e,t)=>new ku(Ji(e),t,Vu);Si("workingToColorSpace",Gu),Si("colorSpaceToWorking",$u);let zu=class extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}};class Wu extends li{static get type(){return"ReferenceBaseNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.updateType=ei.OBJECT}setGroup(e){return this.group=e,this}element(e){return new zu(this,Ji(e))}setNodeType(e){const t=va(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Hu(e,t,r);class ju extends hi{static get type(){return"ToneMappingNode"}constructor(e,t=Ku,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Vs(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,r=this._toneMapping;if(r===m)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=An(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Xu=(e,t,r)=>new ju(e,Ji(t),Ji(r)),Ku=qu("toneMappingExposure","float");Si("toneMapping",(e,t,r)=>Xu(t,r,e));const Yu=new WeakMap;function Qu(e,t){let r=Yu.get(e);return void 0===r&&(r=new b(e,t),Yu.set(e,r)),r}class Zu extends bi{static get type(){return"BufferAttributeNode"}constructor(e,t=null,r=0,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=r,this.bufferOffset=s,this.usage=f,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=e.getTypeLength(t),s=this.value,i=this.bufferStride||r,n=this.bufferOffset;let a;a=!0===s.isInterleavedBuffer?s:!0===s.isBufferAttribute?Qu(s.array,i):Qu(s,i);const o=new y(a,r,n);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Du(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function Ju(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Fn(new Zu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Zu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Ln(new Zu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Zu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Zu(e,t,r,s).setUsage(i)}const el=(e,t=null,r=0,s=0)=>Ju(e,t,r,s),tl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,f,!0),rl=(e,t=null,r=0,s=0)=>Ju(e,t,r,s,x,!0);Si("toAttribute",e=>el(e.value));class sl extends li{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=ei.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:r}=e;if("compute"===r){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const r=e.getNodeProperties(this).outputComputeNode;if(r)return r.build(e,t)}}}const il=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new Ds);for(let e=0;eil(e,r).setCount(t);Si("compute",nl),Si("computeKernel",il);class al extends li{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const ol=e=>new al(Ji(e));function ul(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),ol(e).setParent(t)}Si("cache",ul),Si("isolate",ol);class ll extends li{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const dl=sn(ll).setParameterLength(2);Si("bypass",dl);class cl extends li{static get type(){return"RemapNode"}constructor(e,t,r,s=mn(0),i=mn(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let a=e.sub(t).div(r.sub(t));return!0===n&&(a=a.clamp()),a.mul(i.sub(s)).add(s)}}const hl=sn(cl,null,null,{doClamp:!1}).setParameterLength(3,5),pl=sn(cl).setParameterLength(3,5);Si("remap",hl),Si("remapClamp",pl);class gl extends li{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(s,r,t);e.addLineFlowCode(s,this)}}const ml=sn(gl).setParameterLength(1,2),fl=e=>(e?xu(e,ml("discard")):ml("discard")).toStack();Si("discard",fl);class yl extends hi{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||m,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||T;return r!==m&&(t=t.toneMapping(r)),s!==T&&s!==p.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const bl=(e,t=null,r=null)=>new yl(Ji(e),t,r);Si("renderOutput",bl);class xl extends hi{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,r=this.node.build(e);if(null!==t)t(e,r);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",s="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+r+" /* ... */\n",i+="// #"+s+"#\n",_(i)}return r}}const Tl=(e,t=null)=>new xl(Ji(e),t).toStack();Si("debug",Tl);class _l{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class vl extends li{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=ei.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==_l&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function Nl(e,t="",r=null){return(e=Ji(e)).before(new vl(e,t,r))}Si("toInspector",Nl);class Sl extends li{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Du(this).build(e,r)}return d(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Rl=(e,t=null)=>new Sl(e,t),El=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class Al extends li{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const wl=sn(Al).setParameterLength(1,2);class Cl extends _a{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ei.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const Ml=sn(Cl).setParameterLength(1);class Bl extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const Fl=new N;class Ll extends _a{static get type(){return"TextureNode"}constructor(e=Fl,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ei.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===S?"uvec4":this.value.type===R?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return El(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=va(this.value.matrix)),this._matrixUniform.mul(Nn(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=va(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(fn(wl(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Bl("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const s=ln(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?ei.OBJECT:ei.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let n=null,a=null;null!==this.compareNode&&(e.renderer.hasCompatibility(E.TEXTURE_COMPARE)?n=this.compareNode:null===this.value.compareFunction||this.value.compareFunction===A?a=this.compareNode:(n=this.compareNode,v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'))),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=n,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,r,s,i,n,a,o,u){const l=this.value;let d;return d=i?e.generateTextureBias(l,t,r,i,n,u):o?e.generateTextureGrad(l,t,r,o,n,u):a?e.generateTextureCompare(l,t,r,a,n,u):!1===this.sampler?e.generateTextureLoad(l,t,r,s,n,u):s?e.generateTextureLevel(l,t,r,s,n,u):e.generateTexture(l,t,r,n,u),d}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this),a=this.getNodeType(e);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:r,biasNode:u,compareNode:l,compareStepNode:d,depthNode:c,gradNode:h,offsetNode:p}=s,g=this.generateUV(e,t),m=r?r.build(e,"float"):null,f=u?u.build(e,"float"):null,y=c?c.build(e,"int"):null,b=l?l.build(e,"float"):null,x=d?d.build(e,"float"):null,T=h?[h[0].build(e,"vec2"),h[1].build(e,"vec2")]:null,_=p?this.generateOffset(e,p):null,v=e.getVarFromNode(this);o=e.getPropertyName(v);let N=this.generateSnippet(e,i,g,m,f,y,b,T,_);null!==x&&(N=jo(ml(x,"float"),ml(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=$u(ml(u,a),r.colorSpace).setup(e).build(e,a)),e.format(u,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Ji(e).mul(Ml(t)),t.referenceNode=this.getBase();const r=t.value;return!1===t.generateMipmaps&&(r&&!1===r.generateMipmaps||r.minFilter===w||r.magFilter===w)&&(d("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Ji(t)}level(e){const t=this.clone();return t.levelNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}size(e){return wl(this,e)}bias(e){const t=this.clone();return t.biasNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}grad(e,t){const r=this.clone();return r.gradNode=[Ji(e),Ji(t)],r.referenceNode=this.getBase(),Ji(r)}depth(e){const t=this.clone();return t.depthNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}offset(e){const t=this.clone();return t.offsetNode=Ji(e),t.referenceNode=this.getBase(),Ji(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const r=this._flipYUniform;null!==r&&(r.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const Pl=sn(Ll).setParameterLength(1,4).setName("texture"),Dl=(e=Fl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Ji(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Pl(e,t,r,s),i},Ul=(...e)=>Dl(...e).setSampler(!1);class Il extends _a{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Ol=(e,t,r)=>new Il(e,t,r);class Vl extends di{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class kl extends Il{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?js(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ei.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rnew kl(e,t);class $l extends li{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}const zl=sn($l).setParameterLength(1);let Wl,Hl;class ql extends li{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===ql.DPR?"float":this.scope===ql.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ei.NONE;return this.scope!==ql.SIZE&&this.scope!==ql.VIEWPORT&&this.scope!==ql.DPR||(e=ei.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===ql.VIEWPORT?null!==t?Hl.copy(t.viewport):(e.getViewport(Hl),Hl.multiplyScalar(e.getPixelRatio())):this.scope===ql.DPR?this._output.value=e.getPixelRatio():null!==t?(Wl.width=t.width,Wl.height=t.height):e.getDrawingBufferSize(Wl)}setup(){const e=this.scope;let r=null;return r=e===ql.SIZE?va(Wl||(Wl=new t)):e===ql.VIEWPORT?va(Hl||(Hl=new s)):e===ql.DPR?va(1):xn(Yl.div(Kl)),this._output=r,r}generate(e){if(this.scope===ql.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Kl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()();let rd=null,sd=null,id=null,nd=null,ad=null,od=null,ud=null,ld=null,dd=null,cd=null,hd=null,pd=null,gd=null,md=null;const fd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),yd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),bd=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),xd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);null===sd?sd=Gl(r).setGroup(xa).setName("cameraProjectionMatrices"):sd.array=r,t=sd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrix")}else null===rd&&(rd=va(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=rd;return t}).once()(),Td=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);null===nd?nd=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse"):nd.array=r,t=nd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraProjectionMatrixInverse")}else null===id&&(id=va(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=id;return t}).once()(),_d=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);null===od?od=Gl(r).setGroup(xa).setName("cameraViewMatrices"):od.array=r,t=od.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraViewMatrix")}else null===ad&&(ad=va(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=ad;return t}).once()(),vd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);null===ld?ld=Gl(r).setGroup(xa).setName("cameraWorldMatrices"):ld.array=r,t=ld.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraWorldMatrix")}else null===ud&&(ud=va(e.matrixWorld).setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=ud;return t}).once()(),Nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);null===cd?cd=Gl(r).setGroup(xa).setName("cameraNormalMatrices"):cd.array=r,t=cd.element(e.isMultiViewCamera?zl("gl_ViewID_OVR"):fd).toConst("cameraNormalMatrix")}else null===dd&&(dd=va(e.normalMatrix).setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=dd;return t}).once()(),Sd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const s=[];for(let t=0,i=e.cameras.length;t{const r=e.cameras,s=t.array;for(let e=0,t=r.length;et.value.setFromMatrixPosition(e.matrixWorld))),t=hd;return t}).once()(),Rd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);null===md?md=Gl(r,"vec4").setGroup(xa).setName("cameraViewports"):md.array=r,t=md.element(fd).toConst("cameraViewport")}else null===gd&&(gd=An(0,0,Kl.x,Kl.y).toConst("cameraViewport")),t=gd;return t}).once()(),Ed=new C;class Ad extends li{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ei.OBJECT,this.uniformNode=new _a(null)}getNodeType(){const e=this.scope;return e===Ad.WORLD_MATRIX?"mat4":e===Ad.POSITION||e===Ad.VIEW_POSITION||e===Ad.DIRECTION||e===Ad.SCALE?"vec3":e===Ad.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===Ad.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===Ad.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===Ad.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===Ad.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===Ad.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}else if(i===Ad.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),Ed.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=Ed.radius}}generate(e){const t=this.scope;return t===Ad.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===Ad.POSITION||t===Ad.VIEW_POSITION||t===Ad.DIRECTION||t===Ad.SCALE?this.uniformNode.nodeType="vec3":t===Ad.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}Ad.WORLD_MATRIX="worldMatrix",Ad.POSITION="position",Ad.SCALE="scale",Ad.VIEW_POSITION="viewPosition",Ad.DIRECTION="direction",Ad.RADIUS="radius";const wd=sn(Ad,Ad.DIRECTION).setParameterLength(1),Cd=sn(Ad,Ad.WORLD_MATRIX).setParameterLength(1),Md=sn(Ad,Ad.POSITION).setParameterLength(1),Bd=sn(Ad,Ad.SCALE).setParameterLength(1),Fd=sn(Ad,Ad.VIEW_POSITION).setParameterLength(1),Ld=sn(Ad,Ad.RADIUS).setParameterLength(1);class Pd extends Ad{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Dd=nn(Pd,Pd.DIRECTION),Ud=nn(Pd,Pd.WORLD_MATRIX),Id=nn(Pd,Pd.POSITION),Od=nn(Pd,Pd.SCALE),Vd=nn(Pd,Pd.VIEW_POSITION),kd=nn(Pd,Pd.RADIUS),Gd=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),$d=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),zd=ln(e=>e.context.modelViewMatrix||Wd).once()().toVar("modelViewMatrix"),Wd=_d.mul(Ud),Hd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),qd=ln(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return va("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),jd=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),An()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Xd=Rl("position","vec3"),Kd=Xd.toVarying("positionLocal"),Yd=Xd.toVarying("positionPrevious"),Qd=ln(e=>Ud.mul(Kd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Zd=ln(()=>Kd.transformDirection(Ud).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Jd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=Td.mul(jd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),ec=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Jd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class tc extends li{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return t.side===M?"false":e.getFrontFacing()}}const rc=nn(tc),sc=mn(rc).mul(2).sub(1),ic=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(sc)),e}),nc=Rl("normal","vec3"),ac=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):nc,"vec3").once()().toVar("normalLocal"),oc=Jd.dFdx().cross(Jd.dFdy()).normalize().toVar("normalFlat"),uc=ln(e=>{let t;return t=e.isFlatShading()?oc:gc(ac).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),lc=ln(e=>{let t=uc.transformDirection(_d);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),dc=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=uc,!0!==e.isFlatShading()&&(t=ic(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),cc=dc.transformDirection(_d).toVar("normalWorld"),hc=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?dc:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),pc=ln(([e,t=Ud])=>{const r=Fn(t),s=e.div(Nn(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),gc=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Gd.mul(e);return _d.transformDirection(s)}),mc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),dc)).once(["NORMAL","VERTEX"])(),fc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),cc)).once(["NORMAL","VERTEX"])(),yc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),hc)).once(["NORMAL","VERTEX"])(),bc=new F,xc=new a,Tc=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),_c=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),vc=va(new a).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const r=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return r?(bc.copy(r),xc.makeRotationFromEuler(bc)):xc.identity(),xc}),Nc=ec.negate().reflect(dc),Sc=ec.negate().refract(dc,Tc),Rc=Nc.transformDirection(_d).toVar("reflectVector"),Ec=Sc.transformDirection(_d).toVar("reflectVector"),Ac=new L;class wc extends Ll{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===P?Rc:e.mapping===D?Ec:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Nn(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?Nn(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=Nn(t.x.negate(),t.yz)),vc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const Cc=sn(wc).setParameterLength(1,4).setName("cubeTexture"),Mc=(e=Ac,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Ji(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Ji(t)),null!==r&&(i.levelNode=Ji(r)),null!==s&&(i.biasNode=Ji(s))):i=Cc(e,t,r,s),i};class Bc extends di{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),r=this.referenceNode.getNodeType(),s=this.getNodeType();return e.format(t,r,s)}}class Fc extends li{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ei.OBJECT}element(e){return new Bc(this,Ji(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?Ol(null,e,this.count):Array.isArray(this.getValueFromReference())?Gl(null,e):"texture"===e?Dl(null):"cubeTexture"===e?Mc(null):va(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let r=e[t[0]];for(let e=1;enew Fc(e,t,r),Pc=(e,t,r,s)=>new Fc(e,t,s,r);class Dc extends Fc{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Uc=(e,t,r=null)=>new Dc(e,t,r),Ic=El(),Oc=Jd.dFdx(),Vc=Jd.dFdy(),kc=Ic.dFdx(),Gc=Ic.dFdy(),$c=dc,zc=Vc.cross($c),Wc=$c.cross(Oc),Hc=zc.mul(kc.x).add(Wc.mul(Gc.x)),qc=zc.mul(kc.y).add(Wc.mul(Gc.y)),jc=Hc.dot(Hc).max(qc.dot(qc)),Xc=jc.equal(0).select(0,jc.inverseSqrt()),Kc=Hc.mul(Xc).toVar("tangentViewFrame"),Yc=qc.mul(Xc).toVar("bitangentViewFrame"),Qc=Rl("tangent","vec4"),Zc=Qc.xyz.toVar("tangentLocal"),Jc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?zd.mul(An(Zc,0)).xyz.toVarying("v_tangentView").normalize():Kc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),eh=Jc.transformDirection(_d).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),th=ln(([e,t],r)=>{let s=e.mul(Qc.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),rh=th(nc.cross(Qc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),sh=th(ac.cross(Zc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),ih=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?th(dc.cross(Jc),"v_bitangentView").normalize():Yc,!0!==e.isFlatShading()&&(t=ic(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),nh=th(cc.cross(eh),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ah=Fn(Jc,ih,dc).toVar("TBNViewMatrix"),oh=ec.mul(ah),uh=ln(()=>{let e=ea.cross(ec);return e=e.cross(ea).normalize(),e=au(e,dc,Zn.mul($n.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),lh=e=>Ji(e).mul(.5).add(.5),dh=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class ch extends hi{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup(e){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=dh(i.xy):s===V?i=dh(i.yw):s!==I&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${s}`):s!==I&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${s}'`),null!==r){let t=r;!0===e.isFlatShading()&&(t=ic(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=gc(i):t===U?n=ah.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=dc),n}}const hh=sn(ch).setParameterLength(1,2),ph=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||El()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),gh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul(sc),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class mh extends hi{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ph({textureNode:this.textureNode,bumpScale:e});return gh({surf_pos:Jd,surf_norm:dc,dHdxy:t})}}const fh=sn(mh).setParameterLength(1,2),yh=new Map;class bh extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=yh.get(e);return void 0===r&&(r=Uc(e,t),yh.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===bh.COLOR){const e=void 0!==t.color?this.getColor(r):Nn();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===bh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===bh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===bh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===bh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===bh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===bh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===bh.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===bh.NORMAL)t.normalMap?(s=hh(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType,t.normalMap.format!=G&&t.normalMap.format!=$&&t.normalMap.format!=z||(s.unpackNormalMode=O)):s=t.bumpMap?fh(this.getTexture("bump").r,this.getFloat("bumpScale")):dc;else if(r===bh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===bh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?hh(this.getTexture(r),this.getCache(r+"Scale","vec2")):dc;else if(r===bh.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===bh.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(1e-4,1)}else if(r===bh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(rp.x,rp.y,rp.y.negate(),rp.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=rp;else if(r===bh.IRIDESCENCE_THICKNESS){const e=Lc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Lc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===bh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===bh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===bh.IOR)s=this.getFloat(r);else if(r===bh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===bh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===bh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}bh.ALPHA_TEST="alphaTest",bh.COLOR="color",bh.OPACITY="opacity",bh.SHININESS="shininess",bh.SPECULAR="specular",bh.SPECULAR_STRENGTH="specularStrength",bh.SPECULAR_INTENSITY="specularIntensity",bh.SPECULAR_COLOR="specularColor",bh.REFLECTIVITY="reflectivity",bh.ROUGHNESS="roughness",bh.METALNESS="metalness",bh.NORMAL="normal",bh.CLEARCOAT="clearcoat",bh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",bh.CLEARCOAT_NORMAL="clearcoatNormal",bh.EMISSIVE="emissive",bh.ROTATION="rotation",bh.SHEEN="sheen",bh.SHEEN_ROUGHNESS="sheenRoughness",bh.ANISOTROPY="anisotropy",bh.IRIDESCENCE="iridescence",bh.IRIDESCENCE_IOR="iridescenceIOR",bh.IRIDESCENCE_THICKNESS="iridescenceThickness",bh.IOR="ior",bh.TRANSMISSION="transmission",bh.THICKNESS="thickness",bh.ATTENUATION_DISTANCE="attenuationDistance",bh.ATTENUATION_COLOR="attenuationColor",bh.LINE_SCALE="scale",bh.LINE_DASH_SIZE="dashSize",bh.LINE_GAP_SIZE="gapSize",bh.LINE_WIDTH="linewidth",bh.LINE_DASH_OFFSET="dashOffset",bh.POINT_SIZE="size",bh.DISPERSION="dispersion",bh.LIGHT_MAP="light",bh.AO="ao";const xh=nn(bh,bh.ALPHA_TEST),Th=nn(bh,bh.COLOR),_h=nn(bh,bh.SHININESS),vh=nn(bh,bh.EMISSIVE),Nh=nn(bh,bh.OPACITY),Sh=nn(bh,bh.SPECULAR),Rh=nn(bh,bh.SPECULAR_INTENSITY),Eh=nn(bh,bh.SPECULAR_COLOR),Ah=nn(bh,bh.SPECULAR_STRENGTH),wh=nn(bh,bh.REFLECTIVITY),Ch=nn(bh,bh.ROUGHNESS),Mh=nn(bh,bh.METALNESS),Bh=nn(bh,bh.NORMAL),Fh=nn(bh,bh.CLEARCOAT),Lh=nn(bh,bh.CLEARCOAT_ROUGHNESS),Ph=nn(bh,bh.CLEARCOAT_NORMAL),Dh=nn(bh,bh.ROTATION),Uh=nn(bh,bh.SHEEN),Ih=nn(bh,bh.SHEEN_ROUGHNESS),Oh=nn(bh,bh.ANISOTROPY),Vh=nn(bh,bh.IRIDESCENCE),kh=nn(bh,bh.IRIDESCENCE_IOR),Gh=nn(bh,bh.IRIDESCENCE_THICKNESS),$h=nn(bh,bh.TRANSMISSION),zh=nn(bh,bh.THICKNESS),Wh=nn(bh,bh.IOR),Hh=nn(bh,bh.ATTENUATION_DISTANCE),qh=nn(bh,bh.ATTENUATION_COLOR),jh=nn(bh,bh.LINE_SCALE),Xh=nn(bh,bh.LINE_DASH_SIZE),Kh=nn(bh,bh.LINE_GAP_SIZE),Yh=nn(bh,bh.LINE_WIDTH),Qh=nn(bh,bh.LINE_DASH_OFFSET),Zh=nn(bh,bh.POINT_SIZE),Jh=nn(bh,bh.DISPERSION),ep=nn(bh,bh.LIGHT_MAP),tp=nn(bh,bh.AO),rp=va(new t).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),sp=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class ip extends di{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const r=this.storageBufferNode.structTypeNode;return r?r.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const np=sn(ip).setParameterLength(2);class ap extends Il{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){let s,i=null;t&&t.isStruct?(s="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(r=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(s=$s(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ri.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return np(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ri.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=el(this.value),this._varying=Du(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const op=(e,t=null,r=0)=>new ap(e,t,r);class up extends li{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===up.VERTEX)s=e.getVertexIndex();else if(r===up.INSTANCE)s=e.getInstanceIndex();else if(r===up.DRAW)s=e.getDrawIndex();else if(r===up.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===up.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==up.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Du(this).build(e,t)}return i}}up.VERTEX="vertex",up.INSTANCE="instance",up.SUBGROUP="subgroup",up.INVOCATION_LOCAL="invocationLocal",up.INVOCATION_SUBGROUP="invocationSubgroup",up.DRAW="draw";const lp=nn(up,up.VERTEX),dp=nn(up,up.INSTANCE),cp=nn(up,up.SUBGROUP),hp=nn(up,up.INVOCATION_SUBGROUP),pp=nn(up,up.INVOCATION_LOCAL),gp=nn(up,up.DRAW);class mp extends li{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ei.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=op(s,"vec3",Math.max(s.count,1)).element(dp);else{const e=new W(s.array,3),t=s.usage===x?rl:tl;this.bufferColor=e,r=Nn(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Kd).xyz;if(Kd.assign(n),e.needsPreviousData()&&Yd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=pc(ac,t);ac.assign(e)}null!==this.instanceColorNode&&On("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(Yd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=op(s,"mat4",Math.max(i,1)).element(dp);else{if(16*i*4<=t.getUniformBufferLimit())r=Ol(s.array,"mat4",Math.max(i,1)).element(dp);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?rl:tl,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Ln(...n)}}return r}}const fp=sn(mp).setParameterLength(2,3);class yp extends mp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const bp=sn(yp).setParameterLength(1);class xp extends li{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=dp:this.batchingIdNode=gp);const t=ln(([e])=>{const t=fn(wl(Ul(this.batchMesh._indirectTexture),0).x).toConst(),r=fn(e).mod(t).toConst(),s=fn(e).div(t).toConst();return Ul(this.batchMesh._indirectTexture,Tn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(fn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=fn(wl(Ul(s),0).x).toConst(),n=mn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Ln(Ul(s,Tn(a,o)),Ul(s,Tn(a.add(1),o)),Ul(s,Tn(a.add(2),o)),Ul(s,Tn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=ln(([e])=>{const t=fn(wl(Ul(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ul(l,Tn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);On("vec3","vBatchColor").assign(t)}const d=Fn(u);Kd.assign(u.mul(Kd));const c=ac.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;ac.assign(h),e.hasGeometryAttribute("tangent")&&Zc.mulAssign(d)}}const Tp=sn(xp).setParameterLength(1),_p=new WeakMap;class vp extends li{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=ei.OBJECT,this.skinIndexNode=Rl("skinIndex","uvec4"),this.skinWeightNode=Rl("skinWeight","vec4"),this.bindMatrixNode=Lc("bindMatrix","mat4"),this.bindMatrixInverseNode=Lc("bindMatrixInverse","mat4"),this.boneMatricesNode=Pc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Kd,this.toPositionNode=Kd,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,a=e.element(r.x),o=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=Ba(a.mul(s.x).mul(d),o.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=ac,r=Zc){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:n,bindMatrixInverseNode:a}=this,o=e.element(s.x),u=e.element(s.y),l=e.element(s.z),d=e.element(s.w);let c=Ba(i.x.mul(o),i.y.mul(u),i.z.mul(l),i.w.mul(d));c=a.mul(c).mul(n);return{skinNormal:c.transformDirection(t).xyz,skinTangent:c.transformDirection(r).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=Pc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Yd)}setup(e){e.needsPreviousData()&&Yd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:r}=this.getSkinnedNormalAndTangent();ac.assign(t),e.hasGeometryAttribute("tangent")&&Zc.assign(r)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;_p.get(t)!==e.frameId&&(_p.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const Np=e=>new vp(e);class Sp extends li{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(l)?">=":"<")),a)n=`while ( ${l} )`;else{const r={start:u,end:l},s=r.start,i=r.end;let a;const g=()=>h.includes("<")?"+=":"-=";if(null!=p)switch(typeof p){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=d+" "+g()+" "+e.generateConst(c,p);break;case"string":a=d+" "+p;break;default:p.isNode?a=d+" "+g()+" "+p.build(e):(o("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else p="int"===c||"uint"===c?h.includes("<")?"++":"--":g()+" 1.",a=d+" "+p;n=`for ( ${e.getVar(c,d)+" = "+s}; ${d+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===s?"\n":"")+e.tab+n+" {\n\n").addFlowTab()}const i=s.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tnew Sp(rn(e,"int")).toStack(),Ep=()=>ml("break").toStack(),Ap=new WeakMap,wp=new s,Cp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(lp).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ul(e,Tn(u,o)).depth(i).xyz.mul(t)});class Mp extends li{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=va(1),this.updateType=ei.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,a=void 0!==n?n.length:0,{texture:o,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,a=void 0!==n?n.length:0;let o=Ap.get(e);if(void 0===o||o.count!==a){void 0!==o&&o.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*a),f=new q(m,h,p,a);f.type=j,f.needsUpdate=!0;const y=4*c;for(let x=0;x{const t=mn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ul(this.mesh.morphTexture,Tn(fn(e).add(1),fn(dp))).r):t.assign(Lc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Kd.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&ac.addAssign(Cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const Bp=sn(Mp).setParameterLength(1);class Fp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Lp extends Fp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Pp extends Tu{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:Nn().toVar("directDiffuse"),directSpecular:Nn().toVar("directSpecular"),indirectDiffuse:Nn().toVar("indirectDiffuse"),indirectSpecular:Nn().toVar("indirectSpecular")};return{radiance:Nn().toVar("radiance"),irradiance:Nn().toVar("irradiance"),iblIrradiance:Nn().toVar("iblIrradiance"),ambientOcclusion:mn(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Dp=sn(Pp);class Up extends Fp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Ip=new t;class Op extends Ll{static get type(){return"ViewportTextureNode"}constructor(e=Xl,t=null,r=null){let s=null;null===r?(s=new X,s.minFilter=K,r=s):s=r,super(r,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=s,this.isOutputTextureNode=!0,this.updateBeforeType=ei.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,r;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,r=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,r=this._cacheTextures),null===e)return t;if(!1===r.has(e)){const s=t.clone();r.set(e,s)}return r.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,r=t.getRenderTarget();null===r?t.getDrawingBufferSize(Ip):Ip.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Ip.width&&s.image.height===Ip.height||(s.image.width=Ip.width,s.image.height=Ip.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Vp=sn(Op).setParameterLength(0,3),kp=sn(Op,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Gp=kp(),$p=(e=Xl,t=null)=>Gp.sample(e,t);let zp=null;class Wp extends Op{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===zp&&(zp=new Y),super(e,t,zp)}getTextureForReference(){return zp}}const Hp=sn(Wp).setParameterLength(0,2);class qp extends li{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===qp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===qp.DEPTH_BASE)null!==r&&(s=Jp().assign(r));else if(t===qp.DEPTH)s=e.isPerspectiveCamera?Kp(Jd.z,yd,bd):jp(Jd.z,yd,bd);else if(t===qp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Qp(r,yd,bd);s=jp(e,yd,bd)}else s=r;else s=jp(Jd.z,yd,bd);return s}}qp.DEPTH_BASE="depthBase",qp.DEPTH="depth",qp.LINEAR_DEPTH="linearDepth";const jp=(e,t,r)=>e.add(t).div(t.sub(r)),Xp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?r.sub(t).mul(e).sub(r):t.sub(r).mul(e).sub(t)),Kp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Yp=(e,t,r)=>t.mul(e.add(r)).div(e.mul(t.sub(r))),Qp=ln(([e,t,r],s)=>!0===s.renderer.reversedDepthBuffer?t.mul(r).div(t.sub(r).mul(e).sub(t)):t.mul(r).div(r.sub(t).mul(e).sub(r))),Zp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=bo(e.negate().div(t)),i=bo(r.div(t));return s.div(i)},Jp=sn(qp,qp.DEPTH_BASE),eg=nn(qp,qp.DEPTH),tg=sn(qp,qp.LINEAR_DEPTH).setParameterLength(0,1),rg=tg(Hp());eg.assign=e=>Jp(e);class sg extends li{static get type(){return"ClippingNode"}constructor(e=sg.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===sg.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===sg.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return ln(()=>{const r=mn().toVar("distanceToPlane"),s=mn().toVar("distanceToGradient"),i=mn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Gl(t).setGroup(xa);Rp(n,({i:t})=>{const n=e.element(t);r.assign(Jd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(du(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Gl(e).setGroup(xa),n=mn(1).toVar("intersectionClipOpacity");Rp(a,({i:e})=>{const i=t.element(e);r.assign(Jd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(du(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}Vn.a.mulAssign(i),Vn.a.equal(0).discard()})()}setupDefault(e,t){return ln(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Gl(t).setGroup(xa);Rp(r,({i:t})=>{const r=e.element(t);Jd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Gl(e).setGroup(xa),r=bn(!0).toVar("clipped");Rp(s,({i:e})=>{const s=t.element(e);r.assign(Jd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),ln(()=>{const s=Gl(e).setGroup(xa),i=zl(t.getClipDistance());Rp(r,({i:e})=>{const t=s.element(e),r=Jd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}sg.ALPHA_TO_COVERAGE="alphaToCoverage",sg.DEFAULT="default",sg.HARDWARE="hardware";const ig=ln(([e])=>So(La(1e4,Ro(La(17,e.x).add(La(.1,e.y)))).mul(Ba(.1,Bo(Ro(La(13,e.y).add(e.x))))))),ng=ln(([e])=>ig(xn(ig(e.xy),e.z))),ag=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn(ng(_o(s.x.mul(e.xyz))),ng(_o(s.y.mul(e.xyz)))),n=So(bo(r)),a=Ba(La(n.oneMinus(),i.x),La(n,i.y)),o=Ho(n,n.oneMinus()),u=Nn(a.mul(a).div(La(2,o).mul(Fa(1,o))),a.sub(La(.5,o)).div(Fa(1,o)),Fa(1,Fa(1,a).mul(Fa(1,a)).div(La(2,o).mul(Fa(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return ou(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class og extends Sl{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ug=(e=0)=>new og(e),lg=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),dg=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),cg=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),hg=ln(([e,t])=>au(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),jo(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),pg=ln(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return An(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),gg=ln(([e])=>An(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),mg=ln(([e])=>(hn(e.a.equal(0),()=>An(0)),An(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class fg extends Q{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const r=this[t];r&&!0===r.isNode&&e.push({property:t,childNode:r})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:r}of this._getNodeChildren())e.push(Is(t.slice(0,-4)),r.getCacheKey());return this.type+Os(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Lu(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:o('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:o('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const s=this.setupVertex(e),i=Lu(this.vertexNode||s,"VERTEX");let n;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=An(s,Vn.a).max(0);n=this.setupOutput(e,i),na.assign(n);const o=null!==this.outputNode;if(o&&(n=this.outputNode),e.context.getOutput&&(n=e.context.getOutput(n,e)),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(o&&na.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=An(t)),n=this.setupOutput(e,t)}e.stack.outputNode=n,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?s=new sg(sg.ALPHA_TO_COVERAGE):e.stack.addToStack(new sg)}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new sg(sg.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Zp(Jd.z,yd,bd):jp(Jd.z,yd,bd))}null!==s&&eg.assign(s).toStack()}setupPositionView(){return zd.mul(Kd).xyz}setupModelViewProjection(){return xd.mul(Jd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),sp}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Bp(t).toStack(),!0===t.isSkinnedMesh&&Np(t).toStack(),this.displacementMap){const e=Uc("displacementMap","texture"),t=Uc("displacementScale","float"),r=Uc("displacementBias","float");Kd.addAssign(ac.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&Tp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&bp(t).toStack(),null!==this.positionNode&&Kd.assign(Lu(this.positionNode,"POSITION","vec3")),Kd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?An(this.colorNode):Th;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(ug())),t.instanceColor){s=On("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=On("vec3","vBatchColor").mul(s)}Vn.assign(s);const i=this.opacityNode?mn(this.opacityNode):Nh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):xh,!0===this.alphaToCoverage?(Vn.a=du(n,n.add(Go(Vn.a)),Vn.a),Vn.a.lessThanEqual(0).discard()):Vn.a.lessThanEqual(n).discard()),!0===this.alphaHash&&Vn.a.lessThan(ag(Kd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):Bh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Uc("envMap","cubeTexture"):Uc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Up(ep)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);s&&s.isLightingNode&&t.push(s);let i=this.aoNode;null===i&&e.material.aoMap&&(i=tp),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new Lp(i));let n=this.lightsNode||e.lightsNode;return t.length>0&&(n=e.renderer.lighting.createNode([...n.getLights(),...t])),n}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=Dp(n,t,r,s)}else null!==r&&(a=Nn(null!==s?au(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Gn.assign(Nn(i||vh)),a=a.add(Gn)),a}setupFog(e,t){const r=e.fogNode;return r&&(na.assign(t),t=An(r.toVar())),t}setupPremultipliedAlpha(e,t){return gg(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=Q.prototype.toJSON.call(this,e);r.inputNodes={};for(const{property:t,childNode:s}of this._getNodeChildren())r.inputNodes[t]=s.toJSON(e).uuid;function s(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=s(e.textures),i=s(e.images),n=s(e.nodes);t.length>0&&(r.textures=t),i.length>0&&(r.images=i),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const yg=new Z;class bg extends fg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(yg),this.setValues(e)}}const xg=new J;class Tg extends fg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(xg),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?mn(this.offsetNode):Qh,t=this.dashScaleNode?mn(this.dashScaleNode):jh,r=this.dashSizeNode?mn(this.dashSizeNode):Xh,s=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(r),oa.assign(s);const i=Du(Rl("lineDistance").mul(t));(e?i.add(e):i).mod(aa.add(oa)).greaterThan(aa).discard()}}const _g=new J;class vg extends fg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(_g),this.vertexColors=e.vertexColors,this.dashOffset=0,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=ee,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.vertexColors,i=this._useDash,n=this._useWorldUnits,a=ln(({start:e,end:t})=>{const r=xd.element(2).element(2),s=xd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return An(au(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=ln(()=>{const e=Rl("instanceStart"),t=Rl("instanceEnd"),r=An(zd.mul(An(e,1))).toVar("start"),s=An(zd.mul(An(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):jh,t=this.offsetNode?mn(this.offsetNode):Qh,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Xd.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),On("float","lineDistance").assign(i)}n&&(On("vec3","worldStart").assign(r.xyz),On("vec3","worldEnd").assign(s.xyz));const o=Ql.z.div(Ql.w),u=xd.element(2).element(3).equal(-1);hn(u,()=>{hn(r.z.lessThan(0).and(s.z.greaterThan(0)),()=>{s.assign(a({start:r,end:s}))}).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),()=>{r.assign(a({start:s,end:r}))})});const l=xd.mul(r),d=xd.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(o)),p.assign(p.normalize());const g=An().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=au(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=On("vec4","worldPos");o.assign(Xd.y.lessThan(.5).select(r,s));const u=Yh.mul(.5);o.addAssign(An(Xd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(An(Xd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(An(a.mul(u),0)),hn(Xd.y.greaterThan(1).or(Xd.y.lessThan(0)),()=>{o.subAssign(An(a.mul(2).mul(u),0))})),g.assign(xd.mul(o));const l=Nn().toVar();l.assign(Xd.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=xn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Xd.x.lessThan(0).select(e.negate(),e)),hn(Xd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Xd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Yh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Xd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(An(e,0,0)))}return g})();const o=ln(({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),a=t.sub(e),o=i.dot(n),u=n.dot(a),l=i.dot(a),d=n.dot(n),c=a.dot(a).mul(d).sub(u.mul(u)),h=o.mul(u).sub(l.mul(d)).div(c).clamp(),p=o.add(u.mul(h)).div(d).clamp();return xn(h,p)});if(this.colorNode=ln(()=>{const e=El();if(i){const t=this.dashSizeNode?mn(this.dashSizeNode):Xh,r=this.gapSizeNode?mn(this.gapSizeNode):Kh;aa.assign(t),oa.assign(r);const s=On("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(aa.add(oa)).greaterThan(aa).discard()}const a=mn(1).toVar("alpha");if(n){const e=On("vec3","worldStart"),s=On("vec3","worldEnd"),n=On("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:Nn(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Yh);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(du(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.currentSamples>0){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=mn(s.fwidth()).toVar("dlen");hn(e.y.abs().greaterThan(1),()=>{a.assign(du(i.oneMinus(),i.add(1),s).oneMinus())})}else hn(e.y.abs().greaterThan(1),()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()});let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Rl("instanceColorStart"),t=Rl("instanceColorEnd");u=Xd.y.lessThan(.5).select(e,t).mul(Th)}else u=Th;return An(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):Nh;this.outputNode=An(this.colorNode.rgb.mul(e).add($p().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const Ng=new te;class Sg extends fg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Ng),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):Nh;Vn.assign($u(An(lh(dc),e),re))}}const Rg=ln(([e=Zd])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return xn(t,r)});class Eg extends se{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const r={width:e,height:e,depth:1},s=[r,r,r,r,r,r];this.texture=new L(s),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new ie(5,5,5),n=Rg(Zd),a=new fg;a.colorNode=Dl(t,n,0),a.side=M,a.blending=ee;const o=new ne(i,a),u=new ae;u.add(o),t.minFilter===K&&(t.minFilter=oe);const l=new ue(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,r=!0,s=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,r,s);e.setRenderTarget(i)}}const Ag=new WeakMap;class wg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Mc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ei.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===le||r===de){if(Ag.has(e)){const t=Ag.get(e);Mg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Eg(r.height);s.fromEquirectangularTexture(t,e),Mg(s.texture,e.mapping),this._cubeTexture=s.texture,Ag.set(e,s.texture),e.addEventListener("dispose",Cg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Cg(e){const t=e.target;t.removeEventListener("dispose",Cg);const r=Ag.get(t);void 0!==r&&(Ag.delete(t),r.dispose())}function Mg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const Bg=sn(wg).setParameterLength(1);class Fg extends Fp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=Bg(this.envNode)}}class Lg extends Fp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=mn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Pg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Dg extends Pg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(An(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(An(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(Vn.rgb)}finish(e){const{material:t,context:r}=e,s=r.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case pe:s.rgb.assign(au(s.rgb,s.rgb.mul(i.rgb),Ah.mul(wh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,Ah.mul(wh)));break;case ce:s.rgb.addAssign(i.rgb.mul(Ah.mul(wh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Ug=new ge;class Ig extends fg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ug),this.setValues(e)}setupNormal(){return ic(uc)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Lg(ep)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new Dg}}const Og=ln(({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))}),Vg=ln(e=>e.diffuseColor.mul(1/Math.PI)),kg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Gg=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(t).clamp(),s=ec.dot(t).clamp(),i=Og({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=kg({dotNH:r});return i.mul(n).mul(a)});class $g extends Dg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Gg({lightDirection:e})).mul(Ah))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const zg=new me;class Wg extends fg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(zg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new $g(!1)}}const Hg=new fe;class qg extends fg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Hg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Fg(t):null}setupLightingModel(){return new $g}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):_h).max(1e-4);ia.assign(e);const t=this.specularNode||Sh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const jg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=uc.dFdx().abs().max(uc.dFdy().abs());return t.x.max(t.y).max(t.z)}),Xg=ln(e=>{const{roughness:t}=e,r=jg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Kg=ln(({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Pa(.5,i.add(n).max(io))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Yg=ln(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(Nn(e.mul(r),t.mul(s),a).length()),l=a.mul(Nn(e.mul(i),t.mul(n),o).length());return Pa(.5,u.add(l))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Qg=ln(({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Zg=mn(1/Math.PI),Jg=ln(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=Nn(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Zg.mul(n.mul(u.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),em=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=dc,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(ec).normalize(),d=n.dot(e).clamp(),c=n.dot(ec).clamp(),h=n.dot(l).clamp(),p=ec.dot(l).clamp();let g,m,f=Og({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(ec),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(ec),a=ea.dot(l);g=Yg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Jg({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Kg({alpha:u,dotNL:d,dotNV:c}),m=Qg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),tm=new 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rm=null;const sm=ln(({roughness:e,dotNV:t})=>{null===rm&&(rm=new ye(tm,16,16,G,be),rm.name="DFG_LUT",rm.minFilter=oe,rm.magFilter=oe,rm.wrapS=xe,rm.wrapT=xe,rm.generateMipmaps=!1,rm.needsUpdate=!0);const r=xn(e,t);return Dl(rm,r).rg}),im=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=em({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=dc.dot(e).clamp(),l=dc.dot(ec).clamp(),d=sm({roughness:s,dotNV:l}),c=sm({roughness:s,dotNV:u}),h=t.mul(d.x).add(r.mul(d.y)),p=t.mul(c.x).add(r.mul(c.y)),g=d.x.add(d.y),m=c.x.add(c.y),f=mn(1).sub(g),y=mn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(mn(1).sub(f.mul(y).mul(b).mul(b)).add(io)),T=f.mul(y),_=x.mul(T);return o.add(_)}),nm=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=sm({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),am=ln(({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(Nn(t).mul(n)).div(n.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),om=ln(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=mn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return mn(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),um=ln(({dotNV:e,dotNL:t})=>mn(1).div(mn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),lm=ln(({lightDirection:e})=>{const t=e.add(ec).normalize(),r=dc.dot(e).clamp(),s=dc.dot(ec).clamp(),i=dc.dot(t).clamp(),n=om({roughness:jn,dotNH:i}),a=um({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),dm=ln(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=xn(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),cm=ln(({f:e})=>{const t=e.length();return qo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),hm=ln(({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),a=i.div(n),o=r.greaterThan(0).select(a,qo(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),pm=ln(({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:a,p3:o})=>{const u=n.sub(i).toVar(),l=o.sub(i).toVar(),d=u.cross(l),c=Nn().toVar();return hn(d.dot(r.sub(i)).greaterThanEqual(0),()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Fn(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(a.sub(r)).normalize().toVar(),m=d.mul(o.sub(r)).normalize().toVar(),f=Nn(0).toVar();f.addAssign(hm({v1:h,v2:p})),f.addAssign(hm({v1:p,v2:g})),f.addAssign(hm({v1:g,v2:m})),f.addAssign(hm({v1:m,v2:h})),c.assign(Nn(cm({f:f})))}),c}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),gm=ln(({P:e,p0:t,p1:r,p2:s,p3:i})=>{const n=r.sub(t).toVar(),a=i.sub(t).toVar(),o=n.cross(a),u=Nn().toVar();return hn(o.dot(e.sub(t)).greaterThanEqual(0),()=>{const n=t.sub(e).normalize().toVar(),a=r.sub(e).normalize().toVar(),o=s.sub(e).normalize().toVar(),l=i.sub(e).normalize().toVar(),d=Nn(0).toVar();d.addAssign(hm({v1:n,v2:a})),d.addAssign(hm({v1:a,v2:o})),d.addAssign(hm({v1:o,v2:l})),d.addAssign(hm({v1:l,v2:n})),u.assign(Nn(cm({f:d.abs()})))}),u}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"P",type:"vec3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),mm=1/6,fm=e=>La(mm,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),ym=e=>La(mm,La(e,La(e,La(3,e).sub(6))).add(4)),bm=e=>La(mm,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),xm=e=>La(mm,Jo(e,3)),Tm=e=>fm(e).add(ym(e)),_m=e=>bm(e).add(xm(e)),vm=e=>Ba(-1,ym(e).div(fm(e).add(ym(e)))),Nm=e=>Ba(1,xm(e).div(bm(e).add(xm(e)))),Sm=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=Tm(a.x),u=_m(a.x),l=vm(a.x),d=Nm(a.x),c=vm(a.y),h=Nm(a.y),p=xn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=xn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=xn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=xn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=Tm(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=_m(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},Rm=ln(([e,t])=>{const r=xn(e.size(fn(t))),s=xn(e.size(fn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=Sm(e,An(i,r),_o(t)),o=Sm(e,An(n,s),vo(t));return So(t).mix(a,o)}),Em=ln(([e,t])=>{const r=t.mul(Ml(e));return Rm(e,r)}),Am=ln(([e,t,r,s,i])=>{const n=Nn(lu(t.negate(),No(e),Pa(1,s))),a=Nn(Lo(i[0].xyz),Lo(i[1].xyz),Lo(i[2].xyz));return No(n).mul(r.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wm=ln(([e,t])=>e.mul(ou(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),Cm=kp(),Mm=$p(),Bm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?Cm:Mm).sample(e),n=bo(Kl.x).mul(wm(t,r));return Rm(i,n)}),Fm=ln(([e,t,r])=>(hn(r.notEqual(0),()=>{const s=yo(t).negate().div(r);return mo(s.negate().mul(e))}),Nn(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Lm=ln(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=An().toVar(),f=Nn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Nn(d.sub(i),d,d.add(i));Rp({start:0,end:3},({i:i})=>{const d=n.element(i),g=Am(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(An(y,1))),x=xn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(xn(x.x,x.y.oneMinus()));const T=Bm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Fm(Lo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=Am(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(An(n,1))),y=xn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(xn(y.x,y.y.oneMinus())),m=Bm(y,r,d),f=s.mul(Fm(Lo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=Nn(nm({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return An(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),Pm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Dm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Um=ln(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=au(e,t,du(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();hn(a.lessThan(0),()=>Nn(1));const o=a.sqrt(),u=Dm(n,e),l=Og({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=mn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return Nn(1).add(t).div(Nn(1).sub(t))})(i.clamp(0,.9999)),g=Dm(p,n.toVec3()),m=Og({f0:g,f90:1,dotVH:o}),f=Nn(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,o,2),b=Nn(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(Nn(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return Rp({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=Nn(54856e-17,44201e-17,52481e-17),i=Nn(1681e3,1795300,2208400),n=Nn(43278e5,93046e5,66121e5),a=mn(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let o=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return o=Nn(o.x.add(a),o.y,o.z).div(1.0685e-7),Pm.mul(o)})(mn(e).mul(y),mn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(Nn(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Im=ln(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=mn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=mn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),Om=Nn(.04),Vm=mn(1);class km extends Pg{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Nn().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Nn().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Nn().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Nn().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Nn().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=dc.dot(ec).clamp(),t=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Um({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,zn),this.iridescenceF0Dielectric=am({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=am({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,zn)}if(!0===this.transmission){const t=Qd,r=Sd.sub(Qd).normalize(),s=cc,i=e.context;i.backdrop=Lm(s,r,$n,kn,ra,sa,t,Ud,_d,xd,la,ca,pa,ha,this.dispersion?ga:null),i.backdropAlpha=da,Vn.a.mulAssign(au(1,i.backdrop.a,da))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=dc.dot(ec).clamp(),a=sm({roughness:$n,dotNV:n}),o=i?Xn.mix(s,i):s,u=o.mul(a.x).add(r.mul(a.y)),l=a.x.add(a.y).oneMinus(),d=o.add(o.oneMinus().mul(.047619)),c=u.mul(d).div(l.mul(d).oneMinus());e.addAssign(u),t.addAssign(c.mul(l))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=dc.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(lm({lightDirection:e})));const t=Im({normal:dc,viewDir:ec,roughness:jn}),r=Im({normal:dc,viewDir:e,roughness:jn}),i=qn.r.max(qn.g).max(qn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=hc.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(em({lightDirection:e,f0:Om,f90:Vm,roughness:Hn,normalView:hc})))}r.directDiffuse.addAssign(s.mul(Vg({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(im({lightDirection:e,f0:ra,f90:1,roughness:$n,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=dc,h=ec,p=Jd.toVar(),g=dm({N:c,V:h,roughness:$n}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Fn(Nn(m.x,0,m.y),Nn(0,1,0),Nn(m.z,0,m.w)).toVar(),b=ra.mul(f.x).add(sa.sub(ra).mul(f.y)).toVar();if(i.directSpecular.addAssign(e.mul(b).mul(pm({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(pm({N:c,V:h,P:p,mInv:Fn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d}))),!0===this.clearcoat){const t=hc,r=dm({N:t,V:h,roughness:Hn}),s=n.sample(r),i=a.sample(r),c=Fn(Nn(s.x,0,s.y),Nn(0,1,0),Nn(s.z,0,s.w)),g=Om.mul(i.x).add(Vm.sub(Om).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(pm({N:t,V:h,P:p,mInv:c,p0:o,p1:u,p2:l,p3:d})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(Vg({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(qn,Im({normal:dc,viewDir:ec,roughness:jn}))),!0===this.clearcoat){const e=hc.dot(ec).clamp(),t=nm({dotNV:e,specularColor:Om,specularF90:Vm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,zn),l=au(n,o,zn),d=i.add(n),c=kn.mul(d.oneMinus()),h=r.mul(1/Math.PI),p=t.mul(u).add(l.mul(h)).toVar(),g=c.mul(h).toVar();if(!0===this.sheen){const e=Im({normal:dc,viewDir:ec,roughness:jn}),t=qn.r.max(qn.g).max(qn.b).mul(e).oneMinus();p.mulAssign(t),g.mulAssign(t)}s.indirectSpecular.addAssign(p),s.indirectDiffuse.addAssign(g)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:r}=e.context,s=dc.dot(ec).clamp().add(t),i=$n.mul(-16).oneMinus().negate().exp2(),n=t.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),r.indirectDiffuse.mulAssign(t),r.indirectSpecular.mulAssign(n)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=hc.dot(ec).clamp(),r=Og({dotVH:e,f0:Om,f90:Vm}),s=t.mul(Wn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(Wn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const Gm=mn(1),$m=mn(-2),zm=mn(.8),Wm=mn(-1),Hm=mn(.4),qm=mn(2),jm=mn(.305),Xm=mn(3),Km=mn(.21),Ym=mn(4),Qm=mn(4),Zm=mn(16),Jm=ln(([e])=>{const t=Nn(Bo(e)).toVar(),r=mn(-1).toVar();return hn(t.x.greaterThan(t.z),()=>{hn(t.x.greaterThan(t.y),()=>{r.assign(xu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}).Else(()=>{hn(t.z.greaterThan(t.y),()=>{r.assign(xu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(xu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),ef=ln(([e,t])=>{const r=xn().toVar();return hn(t.equal(0),()=>{r.assign(xn(e.z,e.y).div(Bo(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(xn(e.x.negate(),e.z.negate()).div(Bo(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(xn(e.x.negate(),e.y).div(Bo(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(xn(e.z.negate(),e.y).div(Bo(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(xn(e.x.negate(),e.z).div(Bo(e.y)))}).Else(()=>{r.assign(xn(e.x,e.y).div(Bo(e.z)))}),La(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),tf=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual(zm),()=>{t.assign(Gm.sub(e).mul(Wm.sub($m)).div(Gm.sub(zm)).add($m))}).ElseIf(e.greaterThanEqual(Hm),()=>{t.assign(zm.sub(e).mul(qm.sub(Wm)).div(zm.sub(Hm)).add(Wm))}).ElseIf(e.greaterThanEqual(jm),()=>{t.assign(Hm.sub(e).mul(Xm.sub(qm)).div(Hm.sub(jm)).add(qm))}).ElseIf(e.greaterThanEqual(Km),()=>{t.assign(jm.sub(e).mul(Ym.sub(Xm)).div(jm.sub(Km)).add(Xm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),rf=ln(([e,t])=>{const r=e.toVar();r.assign(La(2,r).sub(1));const s=Nn(r,1).toVar();return hn(t.equal(0),()=>{s.assign(s.zyx)}).ElseIf(t.equal(1),()=>{s.assign(s.xzy),s.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{s.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{s.assign(s.zyx),s.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{s.assign(s.xzy),s.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{s.z.mulAssign(-1)}),s}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),sf=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(tf(a),$m,n),l=So(u),d=_o(u),c=Nn(nf(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(nf(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),nf=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Jm(o)).toVar(),l=mn(qo(Qm.sub(a),0)).toVar();a.assign(qo(a,Qm));const d=mn(fo(a)).toVar(),c=xn(ef(o,u).mul(d.sub(2)).add(1)).toVar();return hn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(La(3,Zm))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),af=ln(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Eo(s),l=r.mul(u).add(i.cross(r).mul(Ro(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return nf(e,l,t,n,a,o)}),of=ln(({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:a,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=Nn(xu(t,r,Zo(r,s))).toVar();hn(h.equal(Nn(0)),()=>{h.assign(Nn(s.z,0,s.x.negate()))}),h.assign(No(h));const p=Nn().toVar();return p.addAssign(i.element(0).mul(af({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),Rp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{Ep()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul(af({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(af({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),An(p,1)}),uf=ln(([e])=>{const t=yn(e).toVar();return t.assign(t.shiftLeft(yn(16)).bitOr(t.shiftRight(yn(16)))),t.assign(t.bitAnd(yn(1431655765)).shiftLeft(yn(1)).bitOr(t.bitAnd(yn(2863311530)).shiftRight(yn(1)))),t.assign(t.bitAnd(yn(858993459)).shiftLeft(yn(2)).bitOr(t.bitAnd(yn(3435973836)).shiftRight(yn(2)))),t.assign(t.bitAnd(yn(252645135)).shiftLeft(yn(4)).bitOr(t.bitAnd(yn(4042322160)).shiftRight(yn(4)))),t.assign(t.bitAnd(yn(16711935)).shiftLeft(yn(8)).bitOr(t.bitAnd(yn(4278255360)).shiftRight(yn(8)))),mn(t).mul(2.3283064365386963e-10)}),lf=ln(([e,t])=>xn(mn(e).div(mn(t)),uf(e))),df=ln(([e,t,r])=>{const s=r.mul(r).toConst(),i=Nn(1,0,0).toConst(),n=Zo(t,i).toConst(),a=xo(e.x).toConst(),o=La(2,3.14159265359).mul(e.y).toConst(),u=a.mul(Eo(o)).toConst(),l=a.mul(Ro(o)).toVar(),d=La(.5,t.z.add(1)).toConst();l.assign(d.oneMinus().mul(xo(u.mul(u).oneMinus())).add(d.mul(l)));const c=i.mul(u).add(n.mul(l)).add(t.mul(xo(qo(0,u.mul(u).add(l.mul(l)).oneMinus()))));return No(Nn(s.mul(c.x),s.mul(c.y),qo(0,c.z)))}),cf=ln(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=Nn(s).toVar(),l=Nn(0).toVar(),d=mn(0).toVar();return hn(e.lessThan(.001),()=>{l.assign(nf(r,u,t,n,a,o))}).Else(()=>{const s=xu(Bo(u.z).lessThan(.999),Nn(0,0,1),Nn(1,0,0)),c=No(Zo(s,u)).toVar(),h=Zo(u,c).toVar();Rp({start:yn(0),end:i},({i:s})=>{const p=lf(s,i),g=df(p,Nn(0,0,1),e),m=No(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=No(m.mul(Qo(u,m).mul(2)).sub(u)),y=qo(Qo(u,f),0);hn(y.greaterThan(0),()=>{const e=nf(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),hn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),An(l,1)}),hf=[.125,.215,.35,.446,.526,.582],pf=20,gf=new _e(-1,1,1,-1,0,1),mf=new ve(90,1),ff=new e;let yf=null,bf=0,xf=0;const Tf=new r,_f=new WeakMap,vf=[3,1,5,0,4,2],Nf=rf(El(),Rl("faceIndex")).normalize(),Sf=Nn(Nf.x,Nf.y,Nf.z);class Rf{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i={}){const{size:n=256,position:a=Tf,renderTarget:o=null}=i;if(this._setSize(n),!1===this._hasInitialized){d('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const n=o||this._allocateTarget();return i.renderTarget=n,this.fromSceneAsync(e,t,r,s,i),n}yf=this._renderer.getRenderTarget(),bf=this._renderer.getActiveCubeFace(),xf=this._renderer.getActiveMipmapLevel();const u=o||this._allocateTarget();return u.depthBuffer=!0,this._init(u),this._sceneToCubeUV(e,r,s,u,a),t>0&&this._blur(u,0,0,t),this._applyPMREM(u),this._cleanup(u),u}async fromSceneAsync(e,t=0,r=.1,s=100,i={}){return v('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){d('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return v('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){d("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTarget();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return v('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Mf(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===P||e.mapping===D?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?o=hf[a-e+4-1]:0===a&&(o=0),r.push(o);const u=1/(n-2),l=-u,d=1+u,c=[l,l,d,l,d,d,l,l,d,d,l,d],h=6,p=6,g=3,m=2,f=1,y=new Float32Array(g*p*h),b=new Float32Array(m*p*h),x=new Float32Array(f*p*h);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=vf[e];y.set(s,g*p*i),b.set(c,m*p*i);const n=[i,i,i,i,i,i];x.set(n,f*p*i)}const T=new Te;T.setAttribute("position",new Ee(y,g)),T.setAttribute("uv",new Ee(b,m)),T.setAttribute("faceIndex",new Ee(x,f)),s.push(new ne(T,null)),i>4&&i--}return{lodMeshes:s,sizeLods:t,sigmas:r}}(t)),this._blurMaterial=function(e,t,s){const i=Gl(new Array(pf).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(pf),u=va(0),l=va(1),d=Dl(),c=va(0),h=mn(1/t),p=mn(1/s),g=mn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:Sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=wf("blur");return f.fragmentNode=of({...m,latitudinal:u.equal(1)}),_f.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Dl(),i=va(0),n=va(0),a=mn(1/t),o=mn(1/r),u=mn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=wf("ggx");return d.fragmentNode=cf({...l,N_immutable:Sf,GGX_SAMPLES:yn(512)}),_f.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,gf)}_sceneToCubeUV(e,t,r,s,i){const n=mf;n.near=t,n.far=r;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],u=this._renderer,l=u.autoClear;u.getClearColor(ff),u.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new ne(new ie,new ge({name:"PMREM.Background",side:M,depthWrite:!1,depthTest:!1})));const d=this._backgroundBox,c=d.material;let h=!1;const p=e.background;p?p.isColor&&(c.color.copy(p),e.background=null,h=!0):(c.color.copy(ff),h=!0),u.setRenderTarget(s),u.clear(),h&&u.render(d,n);for(let t=0;t<6;t++){const r=t%3;0===r?(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x+o[t],i.y,i.z)):1===r?(n.up.set(0,0,a[t]),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y+o[t],i.z)):(n.up.set(0,a[t],0),n.position.set(i.x,i.y,i.z),n.lookAt(i.x,i.y,i.z+o[t]));const l=this._cubeSize;Af(s,r*l,t>2?l:0,l,l),u.render(e,n)}u.autoClear=l,e.background=p}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===P||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=Cf(e)):null===this._equirectMaterial&&(this._equirectMaterial=Mf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;Af(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,gf)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodMeshes.length;for(let t=1;tc-4?r-c+4:0),g=4*(this._cubeSize-h);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=d,o.mipInt.value=c-t,Af(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,gf),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,Af(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,gf)}_blur(e,t,r,s,i){const n=this._pingPongRenderTarget;this._halfBlur(e,n,t,r,s,"latitudinal",i),this._halfBlur(n,e,r,r,s,"longitudinal",i)}_halfBlur(e,t,r,s,i,n,a){const u=this._renderer,l=this._blurMaterial;"latitudinal"!==n&&"longitudinal"!==n&&o("blur direction must be either latitudinal or longitudinal!");const c=this._lodMeshes[s];c.material=l;const h=_f.get(l),p=this._sizeLods[r]-1,g=isFinite(i)?Math.PI/(2*p):2*Math.PI/39,m=i/g,f=isFinite(i)?1+Math.floor(3*m):pf;f>pf&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,gf)}}function Ef(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function Af(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function wf(e){const t=new fg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function Cf(e){const t=wf("cubemap");return t.fragmentNode=Mc(e,Sf),t}function Mf(e){const t=wf("equirect");return t.fragmentNode=Dl(e,Rg(Sf),0),t}const Bf=new WeakMap;function Ff(e,t,r){const s=function(e){let t=Bf.get(e);void 0===t&&(t=new WeakMap,Bf.set(e,t));return t}(t);let i=s.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(t))return null;i=r.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,s.set(e,i)}return i.texture}class Lf extends hi{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new N;s.isRenderTargetTexture=!0,this._texture=Dl(s),this._width=va(0),this._height=va(0),this._maxMip=va(0),this.updateBeforeType=ei.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const r=t?t.pmremVersion:-1,s=this._value;r!==s.pmremVersion&&(t=!0===s.isPMREMTexture?s:Ff(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new Rf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=vc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),sf(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const Pf=sn(Lf).setParameterLength(1,3),Df=new WeakMap;class Uf extends Fp{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const s=r.isTextureNode?r.value:t[r.property],i=this._getPMREMNodeCache(e.renderer);let n=i.get(s);void 0===n&&(n=Pf(s),i.set(s,n)),r=n}const s=!0===t.useAnisotropy||t.anisotropy>0?uh:dc,i=r.context(If($n,s)).mul(_c),n=r.context(Of(cc)).mul(Math.PI).mul(_c),a=ol(i),o=ol(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(If(Hn,hc)).mul(_c),t=ol(e);u.addAssign(t)}}_getPMREMNodeCache(e){let t=Df.get(e);return void 0===t&&(t=new WeakMap,Df.set(e,t)),t}}const If=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=ec.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(_d)),r),getTextureLevel:()=>e}},Of=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Vf=new Ae;class kf extends fg{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(Vf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Uf(t):null}setupLightingModel(){return new km}setupSpecular(){const e=au(Nn(.04),Vn.rgb,zn);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):Mh;zn.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):Ch;t=Xg({roughness:t}),$n.assign(t),this.setupSpecular(),kn.assign(Vn.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const Gf=new we;class $f extends kf{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(Gf),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?mn(this.iorNode):Wh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(Eh),Nn(1)).mul(Rh)),ra.assign(au(ta,Vn.rgb,zn)),sa.assign(au(Rh,1,zn))}setupLightingModel(){return new km(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?mn(this.clearcoatNode):Fh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):Lh;Wn.assign(e),Hn.assign(Xg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):Uh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Ih;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Vh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):kh,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Gh;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Oh).toVar();Zn.assign(e.length()),hn(Zn.equal(0),()=>{e.assign(xn(1,0))}).Else(()=>{e.divAssign(xn(Zn)),Zn.assign(Zn.saturate())}),Qn.assign(Zn.pow2().mix($n.pow2(),1)),Jn.assign(ah[0].mul(e.x).add(ah[1].mul(e.y))),ea.assign(ah[1].mul(e.x).sub(ah[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):$h,t=this.thicknessNode?mn(this.thicknessNode):zh,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Hh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):qh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Jh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Ph}setup(e){e.context.setupClearcoatNormal=()=>Lu(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class zf extends km{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,a=!1){super(e,t,r,s,i,n),this.useSSS=a}direct({lightDirection:e,lightColor:t,reflectedLight:r},s){if(!0===this.useSSS){const i=s.material,{thicknessColorNode:n,thicknessDistortionNode:a,thicknessAmbientNode:o,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=i,c=e.add(dc.mul(a)).normalize(),h=mn(ec.dot(c.negate()).saturate().pow(l).mul(d)),p=Nn(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Wf extends $f{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=mn(.1),this.thicknessAmbientNode=mn(0),this.thicknessAttenuationNode=mn(.1),this.thicknessPowerNode=mn(2),this.thicknessScaleNode=mn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new zf(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const Hf=ln(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=xn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=Uc("gradientMap","texture").context({getUV:()=>i});return Nn(e.r)}{const e=i.fwidth().mul(.5);return au(Nn(.7),Nn(1),du(mn(.7).sub(e.x),mn(.7).add(e.x),i.x))}});class qf extends Pg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Hf({normal:nc,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Vg({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Vg({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const jf=new Ce;class Xf extends fg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(jf),this.setValues(e)}setupLightingModel(){return new qf}}const Kf=ln(()=>{const e=Nn(ec.z,0,ec.x.negate()).normalize(),t=ec.cross(e);return xn(e.dot(dc),t.dot(dc)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Yf=new Me;class Qf extends fg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Yf),this.setValues(e)}setupVariants(e){const t=Kf;let r;r=e.material.matcap?Uc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Zf extends hi{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Bn(e,s,s.negate(),e).mul(r)}{const e=t,s=Ln(An(1,0,0,0),An(0,Eo(e.x),Ro(e.x).negate(),0),An(0,Ro(e.x),Eo(e.x),0),An(0,0,0,1)),i=Ln(An(Eo(e.y),0,Ro(e.y),0),An(0,1,0,0),An(Ro(e.y).negate(),0,Eo(e.y),0),An(0,0,0,1)),n=Ln(An(Eo(e.z),Ro(e.z).negate(),0,0),An(Ro(e.z),Eo(e.z),0,0),An(0,0,1,0),An(0,0,0,1));return s.mul(i).mul(n).mul(An(r,1)).xyz}}}const Jf=sn(Zf).setParameterLength(2),ey=new Be;class ty extends fg{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(ey),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=zd.mul(Nn(s||0));let u=xn(Ud[0].xyz.length(),Ud[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Xd.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new Wu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=mn(i||Dh),c=Jf(l,d);return An(o.xy.add(c),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const ry=new Fe,sy=new t;class iy extends ty{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(ry),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return zd.mul(Nn(e||Kd)).xyz}setupVertexSprite(e){const{material:t,camera:r}=e,{rotationNode:s,scaleNode:i,sizeNode:n,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let u=null!==n?xn(n):Zh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul(ny.div(Jd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Xd.xy;if(s&&s.isNode){const e=mn(s);l=Jf(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(An(l,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const ny=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(sy);this.value=.5*t.y});class ay extends Pg{constructor(){super(),this.shadowNode=mn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){Vn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(Vn.rgb)}}const oy=new Le;class uy extends fg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(oy),this.setValues(e)}setupLightingModel(){return new ay}}const ly=In("vec3"),dy=In("vec3"),cy=In("vec3");class hy extends Pg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(Sd.sub(Qd).length().greaterThan(kd.mul(2)),()=>{r.assign(Sd),s.assign(Qd)}).Else(()=>{r.assign(Qd),s.assign(Sd)});const i=s.sub(r),n=va("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=mn(0).toVar(),l=Nn(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),Rp(n,()=>{const s=r.add(o.mul(u)),i=_d.mul(An(s,1)).xyz;let n;null!==t.depthNode&&(dy.assign(tg(Kp(i.z,yd,bd))),e.context.sceneDepthNode=tg(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,ly.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&ly.mulAssign(n);const d=ly.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),cy.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(dy),()=>{ly.addAssign(e)}):ly.addAssign(e)}direct({lightNode:e,lightColor:t},r){if(void 0===e.light.distance)return;const s=t.xyz.toVar();s.mulAssign(e.shadowNode),this.scatteringLight(s,r)}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s},i){const n=t.add(r).sub(s),a=t.sub(r).sub(s),o=t.sub(r).add(s),u=t.add(r).add(s),l=i.context.positionView,d=e.xyz.mul(gm({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(cy)}}class py extends fg{static get type(){return"VolumeNodeMaterial"}constructor(e){super(),this.isVolumeNodeMaterial=!0,this.steps=25,this.offsetNode=null,this.scatteringNode=null,this.lights=!0,this.transparent=!0,this.side=M,this.depthTest=!1,this.depthWrite=!1,this.setValues(e)}setupLightingModel(){return new hy}}class gy{constructor(e,t,r){this.renderer=e,this.nodes=t,this.info=r,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,r),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class my{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let r=this.weakMaps[t];return void 0===r&&(r=new WeakMap,this.weakMaps[t]=r),r}get(e){let t=this._getWeakMap(e);for(let r=0;r{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set,i={};for(const n of e){let e;if(n.node&&n.node.attribute?e=n.node.attribute:(e=t.getAttribute(n.name),i[n.name]=e.id),void 0===e)continue;r.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;s.add(a)}return this.attributes=r,this.attributesId=i,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let u=1;if(!0===r.isInstancedBufferGeometry?u=r.instanceCount:void 0!==e.count&&(u=Math.max(0,e.count)),0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;o?p=a.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1||Array.isArray(e.morphTargetInfluences))&&(s+=e.uuid+","),s+=this.context.id+",",s+=e.receiveShadow+",",Is(s)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const r=this.geometry.getAttribute(t);if(void 0===r||e[t]!==r.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Vs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Vs(e,1)),e=Vs(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const by=[];class xy{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,a,o){const u=this.getChainMap(o);by[0]=e,by[1]=t,by[2]=n,by[3]=i;let l=u.get(by);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(by,l)):(l.camera=s,l.updateClipping(a),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,a,o)):l.version=t.version)),by[0]=null,by[1]=null,by[2]=null,by[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new my)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new yy(e,t,r,s,i,n,a,o,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.deleteForRender(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class Ty{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const _y=1,vy=2,Ny=3,Sy=4,Ry=16;class Ey extends Ty{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===_y?this.backend.createAttribute(e):t===vy?this.backend.createIndexAttribute(e):t===Ny?this.backend.createStorageAttribute(e):t===Sy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=65535?Pe:De)(t,1);return i.version=Ay(e),i.__id=wy(e),i}class My extends Ty{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",r),this._geometryDisposeListeners.set(t,r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Ny):this.updateAttribute(e,_y);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,vy);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,Sy)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Cy(t),e.set(t,r)):r.version===Ay(t)&&r.__id===wy(t)||(this.attributes.delete(r),r=Cy(t),e.set(t,r)),s=r}return s}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class By{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):o("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class Fy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Ly extends Fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class Py extends Fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Dy=0;class Uy{constructor(e,t,r,s=null,i=null){this.id=Dy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class Iy extends Ty{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let a=this.programs.compute.get(n.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new Uy(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,a),r.createProgram(a));const o=this._getComputeCacheKey(e,a);let u=this.caches.get(o);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,a,o,t)),u.usedTimes++,a.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new Uy(n.vertexShader,"vertex",a),this.programs.vertex.set(n.vertexShader,o),r.createProgram(o));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new Uy(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new Py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new Ly(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class Oy extends Ty{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?Sy:Ny;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?Sy:Ny,n=r.get(t);this.attributes.update(e,i),n.attribute!==e&&(n.attribute=e,s=!0)}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),u=t.texture,l=this.textures.get(u);o&&(this.textures.updateTexture(u),t.generation!==l.generation&&(t.generation=l.generation,s=!0),l.bindGroups.add(e));if(void 0!==r.get(u).externalTexture||l.isDefaultTexture?i=!1:(n=10*n+u.id,a+=u.version),!0===u.isStorageTexture&&!0===u.mipmapsAutoUpdate){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,s=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===s&&this.backend.updateBindings(e,t,i?n:0,a)}}function Vy(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function ky(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Gy(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class $y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Gy(r)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||Vy),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||ky),this.transparent.length>1&&this.transparent.sort(t||ky)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=a.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new Y,l.format=e.stencilBuffer?Ue:Ie,l.type=e.stencilBuffer?Oe:S,l.image.width=o,l.image.height=u,l.image.depth=a.depth,l.renderTarget=e,l.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=l),r.width===a.width&&a.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=o,l.image.height=u,l.image.depth=l.isArrayTexture?l.image.depth:1)),r.width=a.width,r.height=a.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!0!==e.isXRRenderTarget){for(let e=0;e{this._destroyRenderTarget(e)},e.addEventListener("dispose",r.onDispose))}updateTexture(e,t={}){const r=this.get(e);if(!0===r.initialized&&r.version===e.version)return;const s=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(s&&!0===r.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:Ve}const{width:n,height:a,depth:o}=this.getSize(e);if(t.width=n,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,n,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,s||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),r.generation=e.version;else if(e.version>0){const s=e.image;if(void 0===s)d("Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)d("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const n=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!n&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version;!0!==r.initialized&&(r.initialized=!0,r.generation=e.version,r.bindGroups=new Set,this.info.memory.textures++,e.isVideoTexture&&!0===p.enabled&&p.getTransfer(e.colorSpace)!==g&&d("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),r.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",r.onDispose)),r.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=Ky){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),"undefined"!=typeof HTMLVideoElement&&r instanceof HTMLVideoElement?(t.width=r.videoWidth||1,t.height=r.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&r instanceof VideoFrame?(t.width=r.displayWidth||1,t.height=r.displayHeight||1,t.depth=1):(t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),r=t.textures,s=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e=2)for(let r=0;r{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===s)t.build(e);else if("analyze"===s)t.build(e,this);else if("generate"===s){const r=e.getDataFromNode(t,"any").stages,s=r&&r[e.shaderStage];if(t.isVarNode&&s&&1===s.length&&s[0]&&s[0].isStackNode)return;t.build(e,"void")}},n=[...this.nodes];for(const e of n)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===n.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),dn(r),e.removeActiveStack(this),o}}const eb=sn(Jy).setParameterLength(0,1);class tb extends li{static get type(){return"StructTypeNode"}constructor(e,t=null){var r;super("struct"),this.membersLayout=(r=e,Object.entries(r).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,r=0;for(const s of this.membersLayout){const i=s.type,n=Hs(i),a=qs(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class rb extends li{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class sb extends li{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew cb(e,"uint","float"),gb={};class mb extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(hb(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return yn;case"int":return fn;case"uvec2":return _n;case"uvec3":return Rn;case"uvec4":return Cn;case"ivec2":return Tn;case"ivec3":return Sn;case"ivec4":return wn}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t);const i=mn(s.bitAnd(Po(s))),n=pb(i).shiftRight(23).sub(127);return r(n)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createLeadingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{hn(e.equal(yn(0)),()=>yn(32));const s=yn(0),i=yn(0);return this._resolveElementType(e,s,t),hn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),hn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),hn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),hn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),hn(s.shiftRight(31).equal(0),()=>{i.addAssign(1)}),r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createOneBitsBaseLayout(e,t){const r=this._returnDataNode(t);return ln(([e])=>{const s=yn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(yn(1)).bitAnd(yn(1431655765)))),s.assign(s.bitAnd(yn(858993459)).add(s.shiftRight(yn(2)).bitAnd(yn(858993459))));const i=s.add(s.shiftRight(yn(4))).bitAnd(yn(252645135)).mul(yn(16843009)).shiftRight(yn(24));return r(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]})}_createMainLayout(e,t,r,s){const i=this._returnDataNode(t);return ln(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}mb.COUNT_TRAILING_ZEROS="countTrailingZeros",mb.COUNT_LEADING_ZEROS="countLeadingZeros",mb.COUNT_ONE_BITS="countOneBits";const fb=an(mb,mb.COUNT_TRAILING_ZEROS).setParameterLength(1),yb=an(mb,mb.COUNT_LEADING_ZEROS).setParameterLength(1),bb=an(mb,mb.COUNT_ONE_BITS).setParameterLength(1),xb=ln(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)}),Tb=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class _b extends hi{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const vb=an(_b,"snorm").setParameterLength(1),Nb=an(_b,"unorm").setParameterLength(1),Sb=an(_b,"float16").setParameterLength(1);class Rb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const Eb=an(Rb,"snorm").setParameterLength(1),Ab=an(Rb,"unorm").setParameterLength(1),wb=an(Rb,"float16").setParameterLength(1),Cb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Mb=ln(([e])=>Nn(Cb(e.z.add(Cb(e.y.mul(1)))),Cb(e.z.add(Cb(e.x.mul(1)))),Cb(e.y.add(Cb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Bb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return Rp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(Mb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(mn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=mn(Cb(s.z.add(Cb(s.x.add(Cb(s.y)))))).toVar();n.addAssign(o.div(i)),a.addAssign(.14)}),n}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Fb extends li{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let r=this._candidateFn;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=n.inputs;if(t.length===a.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFn=r=s}return r}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const Lb=sn(Fb),Pb=e=>(...t)=>Lb(e,...t),Db=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Ub=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),Ib=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const Ob=ln(([e,t,r=xn(.5)])=>Jf(e.sub(r),t).add(r)),Vb=ln(([e,t,r=xn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),kb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=Ud.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=Ud;const i=_d.mul(s);return Yi(t)&&(i[0][0]=Ud[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=Ud[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,xd.mul(i).mul(Kd)}),Gb=ln(([e=null])=>{const t=tg();return tg(Hp(e)).sub(t).lessThan(0).select(Xl,e)}),$b=ln(([e,t=El(),r=mn(0)])=>{const s=e.x,i=e.y,n=r.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=e.reciprocal(),l=xn(a,o);return t.add(l).mul(u)}),zb=ln(([e,t=null,r=null,s=mn(1),i=Kd,n=ac])=>{let a=n.abs().normalize();a=a.div(a.dot(Nn(1)));const o=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Dl(d,o).mul(a.x),g=Dl(c,u).mul(a.y),m=Dl(h,l).mul(a.z);return Ba(p,g,m)}),Wb=new He,Hb=new r,qb=new r,jb=new r,Xb=new a,Kb=new r(0,0,-1),Yb=new s,Qb=new r,Zb=new r,Jb=new s,ex=new t,tx=new se,rx=Xl.flipX();tx.depthTexture=new Y(1,1);let sx=!1;class ix extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||tx.texture,rx),this._reflectorBaseNode=e.reflector||new nx(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new ix({defaultTexture:tx.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class nx extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new qe,resolutionScale:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=r,this.resolutionScale=s,void 0!==t.resolution&&(v('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=n,this.depth=a,this.samples=o,this.updateBeforeType=n?ei.RENDER:ei.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(ex),e.setSize(Math.round(ex.width*r),Math.round(ex.height*r))}setup(e){return this._updateResolution(tx,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new se(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=je,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&sx)return!1;sx=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(ex),this._updateResolution(o,s),qb.setFromMatrixPosition(n.matrixWorld),jb.setFromMatrixPosition(r.matrixWorld),Xb.extractRotation(n.matrixWorld),Hb.set(0,0,1),Hb.applyMatrix4(Xb),Qb.subVectors(qb,jb);let u=!1;if(!0===Qb.dot(Hb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(sx=!1);u=!0}Qb.reflect(Hb).negate(),Qb.add(qb),Xb.extractRotation(r.matrixWorld),Kb.set(0,0,-1),Kb.applyMatrix4(Xb),Kb.add(jb),Zb.subVectors(qb,Kb),Zb.reflect(Hb).negate(),Zb.add(qb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Qb),a.up.set(0,1,0),a.up.applyMatrix4(Xb),a.up.reflect(Hb),a.lookAt(Zb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Wb.setFromNormalAndCoplanarPoint(Hb,qb),Wb.applyMatrix4(a.matrixWorldInverse),Yb.set(Wb.normal.x,Wb.normal.y,Wb.normal.z,Wb.constant);const l=a.projectionMatrix;Jb.x=(Math.sign(Yb.x)+l.elements[8])/l.elements[0],Jb.y=(Math.sign(Yb.y)+l.elements[9])/l.elements[5],Jb.z=-1,Jb.w=(1+l.elements[10])/l.elements[14],Yb.multiplyScalar(1/Yb.dot(Jb));l.elements[2]=Yb.x,l.elements[6]=Yb.y,l.elements[10]=s.coordinateSystem===h?Yb.z-0:Yb.z+1-0,l.elements[14]=Yb.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),p=s.autoClear;s.setMRT(null),s.setRenderTarget(o),s.autoClear=!0;const g=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",u?(s.clear(),this.hasOutput=!1):(s.render(t,a),this.hasOutput=!0),t.name=g,s.setMRT(c),s.setRenderTarget(d),s.autoClear=p,i.visible=!0,sx=!1,this.forceUpdate=!1}get resolution(){return v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){v('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const ax=new _e(-1,1,1,-1,0,1);class ox extends Te{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new Xe([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Xe(t,2))}}const ux=new ox;class lx extends ne{constructor(e=null){super(ux,e),this.camera=ax,this.isQuadMesh=!0}async renderAsync(e){v('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,ax)}render(e){e.render(this,ax)}}const dx=new t;class cx extends Ll{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new se(t,r,s);super(i.texture,El()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new lx(new fg),this.updateBeforeType=ei.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),r=e.getSize(dx),s=Math.floor(r.width*t),i=Math.floor(r.height*t);s===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const r=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(r)}clone(){const e=new Ll(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const hx=(e,...t)=>new cx(Ji(e),...t),px=ln(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=xn(e.x,e.y.oneMinus()).mul(2).sub(1),i=An(Nn(e,t),1)):i=An(Nn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=An(r.mul(i));return n.xyz.div(n.w)}),gx=ln(([e,t])=>{const r=t.mul(An(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return xn(s.x,s.y.oneMinus())}),mx=ln(([e,t,r])=>{const s=wl(Ul(t)),i=Tn(e.mul(s)).toVar(),n=Ul(t,i).toVar(),a=Ul(t,i.sub(Tn(2,0))).toVar(),o=Ul(t,i.sub(Tn(1,0))).toVar(),u=Ul(t,i.add(Tn(1,0))).toVar(),l=Ul(t,i.add(Tn(2,0))).toVar(),d=Ul(t,i.add(Tn(0,2))).toVar(),c=Ul(t,i.add(Tn(0,1))).toVar(),h=Ul(t,i.sub(Tn(0,1))).toVar(),p=Ul(t,i.sub(Tn(0,2))).toVar(),g=Bo(Fa(mn(2).mul(o).sub(a),n)).toVar(),m=Bo(Fa(mn(2).mul(u).sub(l),n)).toVar(),f=Bo(Fa(mn(2).mul(c).sub(d),n)).toVar(),y=Bo(Fa(mn(2).mul(h).sub(p),n)).toVar(),b=px(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(px(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(px(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(px(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(px(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),fx=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),yx=ln(([e,t,r])=>{const s=mn(2.399963229728653),i=xo(mn(e).add(.5).div(mn(t))),n=mn(e).mul(s).add(r);return xn(Eo(n),Ro(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class bx extends li{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(El())}sample(e){return this.callback(e)}}class xx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===xx.OBJECT?this.updateType=ei.OBJECT:e===xx.MATERIAL?this.updateType=ei.RENDER:e===xx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===xx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}xx.OBJECT="object",xx.MATERIAL="material",xx.BEFORE_OBJECT="beforeObject",xx.BEFORE_MATERIAL="beforeMaterial";const Tx=(e,t)=>new xx(e,t).toStack();class _x extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class vx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Nx extends li{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Sx=nn(Nx),Rx=new F,Ex=new a,Ax=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),wx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),Cx=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ke?(Rx.copy(e.backgroundRotation),Rx.x*=-1,Rx.y*=-1,Rx.z*=-1,Ex.makeRotationFromEuler(Rx)):Ex.identity(),Ex});class Mx extends Ll{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ri.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(ri.READ_WRITE)}toReadOnly(){return this.setAccess(ri.READ_ONLY)}toWriteOnly(){return this.setAccess(ri.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s,depthNode:i}=t,n=super.generate(e,"property"),a=r.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=s.build(e,"vec4"),u=i?i.build(e,"int"):null,l=e.generateTextureStore(e,n,a,u,o);e.addLineFlowCode(l,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const Bx=sn(Mx).setParameterLength(1,3),Fx=ln(({texture:e,uv:t})=>{const r=1e-4,s=Nn().toVar();return hn(t.x.lessThan(r),()=>{s.assign(Nn(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(Nn(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(Nn(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(Nn(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(Nn(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(Nn(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(Nn(-.01,0,0))).r.sub(e.sample(t.add(Nn(r,0,0))).r),n=e.sample(t.add(Nn(0,-.01,0))).r.sub(e.sample(t.add(Nn(0,r,0))).r),a=e.sample(t.add(Nn(0,0,-.01))).r.sub(e.sample(t.add(Nn(0,0,r))).r);s.assign(Nn(i,n,a))}),s.normalize()});class Lx extends Ll{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Nn(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return Fx({texture:this,uv:e})}}const Px=sn(Lx).setParameterLength(1,3);class Dx extends Fc{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Ux=new WeakMap;class Ix extends hi{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ei.OBJECT,this.updateAfterType=ei.OBJECT,this.previousModelWorldMatrix=va(new a),this.previousProjectionMatrix=va(new a).setGroup(xa),this.previousCameraViewMatrix=va(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Vx(r);this.previousModelWorldMatrix.value.copy(s);const i=Ox(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new a,i.previousCameraViewMatrix=new a,i.currentProjectionMatrix=new a,i.currentCameraViewMatrix=new a,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){Vx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?xd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(zd).mul(Kd),s=this.previousProjectionMatrix.mul(t).mul(Yd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function Ox(e){let t=Ux.get(e);return void 0===t&&(t={},Ux.set(e,t)),t}function Vx(e,t=0){const r=Ox(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const kx=nn(Ix),Gx=ln(([e])=>Hx(e.rgb)),$x=ln(([e,t=mn(1)])=>t.mix(Hx(e.rgb),e.rgb)),zx=ln(([e,t=mn(1)])=>{const r=Ba(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return au(e.rgb,s,i)}),Wx=ln(([e,t=mn(1)])=>{const r=Nn(.57735,.57735,.57735),s=t.cos();return Nn(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Qo(r,e.rgb).mul(s.oneMinus())))))}),Hx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),qx=ln(([e,t=Nn(1),s=Nn(0),i=Nn(1),n=mn(1),a=Nn(p.getLuminanceCoefficients(new r,Ne))])=>{const o=e.rgb.dot(Nn(a)),u=qo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return hn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),hn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),hn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),An(u.rgb,e.a)}),jx=ln(([e,t])=>e.mul(t).floor().div(t));let Xx=null;class Kx extends Op{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Xx&&(Xx=new X),super(e,t,Xx)}getTextureForReference(){return Xx}updateReference(){return this}}const Yx=sn(Kx).setParameterLength(0,2),Qx=new t;class Zx extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Jx extends Zx{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class eT extends hi{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new Y;i.isRenderTargetTexture=!0,i.name="depth";const n=new se(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:be,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=va(0),this._cameraFar=va(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=ei.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return d("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return d("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new Jx(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new Jx(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Qp(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=jp(i,r,s)}return t}async compileAsync(e){const t=e.getRenderTarget(),r=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(r)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===eT.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r}=this;let s,i;const n=t.getOutputRenderTarget();n&&!0===n.isXRRenderTarget?(i=1,s=t.xr.getCamera(),t.xr.updateCamera(s),Qx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Qx)),this._pixelRatio=i,this.setSize(Qx.width,Qx.height);const a=t.getRenderTarget(),o=t.getMRT(),u=t.autoClear,l=t.transparent,d=t.opaque,c=s.layers.mask,h=t.contextNode,p=r.overrideMaterial;this._cameraNear.value=s.near,this._cameraFar.value=s.far,null!==this._layers&&(s.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(r.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:_u({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const g=r.name;r.name=this.name?this.name:r.name,t.render(r,s),r.name=g,r.overrideMaterial=p,t.setRenderTarget(a),t.setMRT(o),t.autoClear=u,t.transparent=l,t.opaque=d,t.contextNode=h,s.layers.mask=c}setSize(e,t){this._width=e,this._height=t;const r=Math.floor(this._width*this._pixelRatio*this._resolutionScale),s=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(r,s),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,r,i){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new s),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,r,i),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,r,i){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new s),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,r,i),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}eT.COLOR="color",eT.DEPTH="depth";class tT extends eT{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(eT.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction((e,r,s,i,n,a,o,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,a,o,u)}t.renderObject(e,r,s,i,n,a,o,u)}),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new fg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=ac.negate(),r=xd.mul(zd),s=mn(1),i=r.mul(An(Kd,1)),n=r.mul(An(Kd.add(t),1)),a=No(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=An(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const rT=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),sT=ln(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),iT=ln(([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),nT=ln(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)}),aT=ln(([e,t])=>{const r=Fn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Fn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=nT(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),oT=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),uT=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),lT=ln(([e])=>{const t=Nn(e).toVar(),r=Nn(t.mul(t)).toVar(),s=Nn(r.mul(r)).toVar();return mn(15.5).mul(s.mul(r)).sub(La(40.14,s.mul(t))).add(La(31.96,s).sub(La(6.868,r.mul(t))).add(La(.4298,r).add(La(.1191,t).sub(.00232))))}),dT=ln(([e,t])=>{const r=Nn(e).toVar(),s=Fn(Nn(.856627153315983,.137318972929847,.11189821299995),Nn(.0951212405381588,.761241990602591,.0767994186031903),Nn(.0482516061458583,.101439036467562,.811302368396859)),i=Fn(Nn(1.1271005818144368,-.1413297634984383,-.14132976349843826),Nn(-.11060664309660323,1.157823702216272,-.11060664309660294),Nn(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=mn(-12.47393),a=mn(4.026069);return r.mulAssign(t),r.assign(uT.mul(r)),r.assign(s.mul(r)),r.assign(qo(r,1e-10)),r.assign(bo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(ou(r,0,1)),r.assign(lT(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(oT.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),cT=ln(([e,t])=>{const r=mn(.76),s=mn(.15);e=e.mul(t);const i=Ho(e.r,Ho(e.g,e.b)),n=xu(i.lessThan(.08),i.sub(La(6.25,i.mul(i))),.04);e.subAssign(n);const a=qo(e.r,qo(e.g,e.b));hn(a.lessThan(r),()=>e);const o=Fa(1,r),u=Fa(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Fa(1,Pa(1,s.mul(a.sub(u)).add(1)));return au(e,Nn(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class hT extends li{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const pT=sn(hT).setParameterLength(1,3);class gT extends hT{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const mT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function fT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Jd.z).negate()}const yT=ln(([e,t],r)=>{const s=fT(r);return du(e,t,s)}),bT=ln(([e],t)=>{const r=fT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),xT=ln(([e,t],r)=>{const s=fT(r),i=t.sub(Qd.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),TT=ln(([e,t])=>An(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let _T=null,vT=null;class NT extends li{static get type(){return"RangeNode"}constructor(e=mn(),t=mn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(js(t.value)),i=e.getTypeLength(js(r.value));return s>i?s:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new Bl('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),a=i.value,o=n.value,u=e.getTypeLength(js(a)),d=e.getTypeLength(js(o));_T=_T||new s,vT=vT||new s,_T.setScalar(0),vT.setScalar(0),1===u?_T.setScalar(a):a.isColor?_T.set(a.r,a.g,a.b,1):_T.set(a.x,a.y,a.z||0,a.w||0),1===d?vT.setScalar(o):o.isColor?vT.set(o.r,o.g,o.b,1):vT.set(o.x,o.y,o.z||0,o.w||0);const c=4,h=c*t.count,p=new Float32Array(h);for(let e=0;enew RT(e,t),AT=ET("numWorkgroups","uvec3"),wT=ET("workgroupId","uvec3"),CT=ET("globalId","uvec3"),MT=ET("localId","uvec3"),BT=ET("subgroupSize","uint");class FT extends li{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}}const LT=sn(FT);class PT extends di{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class DT extends li{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.',new Ds),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new PT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class UT extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${a.build(e,n)}`),null!==o&&u.push(o.build(e,n));const l=`${e.getMethod(s,i)}( ${u.join(", ")} )`;if(!(!!r&&(1===r.length&&!0===r[0].isStackNode)))return void 0===t.constNode&&(t.constNode=ml(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}UT.ATOMIC_LOAD="atomicLoad",UT.ATOMIC_STORE="atomicStore",UT.ATOMIC_ADD="atomicAdd",UT.ATOMIC_SUB="atomicSub",UT.ATOMIC_MAX="atomicMax",UT.ATOMIC_MIN="atomicMin",UT.ATOMIC_AND="atomicAnd",UT.ATOMIC_OR="atomicOr",UT.ATOMIC_XOR="atomicXor";const IT=sn(UT),OT=(e,t,r)=>IT(e,t,r).toStack();class VT extends hi{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,r=null){super(),this.method=e,this.aNode=t,this.bNode=r}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,r=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(r)?0:e.getTypeLength(r))?t:r}getNodeType(e){const t=this.method;return t===VT.SUBGROUP_ELECT?"bool":t===VT.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=[];if(r===VT.SUBGROUP_BROADCAST||r===VT.SUBGROUP_SHUFFLE||r===VT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===VT.SUBGROUP_SHUFFLE_XOR||r===VT.SUBGROUP_SHUFFLE_DOWN||r===VT.SUBGROUP_SHUFFLE_UP?o.push(n.build(e,s),a.build(e,"uint")):(null!==n&&o.push(n.build(e,i)),null!==a&&o.push(a.build(e,i)));const u=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(r,s)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}VT.SUBGROUP_ELECT="subgroupElect",VT.SUBGROUP_BALLOT="subgroupBallot",VT.SUBGROUP_ADD="subgroupAdd",VT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",VT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",VT.SUBGROUP_MUL="subgroupMul",VT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",VT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",VT.SUBGROUP_AND="subgroupAnd",VT.SUBGROUP_OR="subgroupOr",VT.SUBGROUP_XOR="subgroupXor",VT.SUBGROUP_MIN="subgroupMin",VT.SUBGROUP_MAX="subgroupMax",VT.SUBGROUP_ALL="subgroupAll",VT.SUBGROUP_ANY="subgroupAny",VT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",VT.QUAD_SWAP_X="quadSwapX",VT.QUAD_SWAP_Y="quadSwapY",VT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",VT.SUBGROUP_BROADCAST="subgroupBroadcast",VT.SUBGROUP_SHUFFLE="subgroupShuffle",VT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",VT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",VT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",VT.QUAD_BROADCAST="quadBroadcast";const kT=an(VT,VT.SUBGROUP_ELECT).setParameterLength(0),GT=an(VT,VT.SUBGROUP_BALLOT).setParameterLength(1),$T=an(VT,VT.SUBGROUP_ADD).setParameterLength(1),zT=an(VT,VT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),WT=an(VT,VT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),HT=an(VT,VT.SUBGROUP_MUL).setParameterLength(1),qT=an(VT,VT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),jT=an(VT,VT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),XT=an(VT,VT.SUBGROUP_AND).setParameterLength(1),KT=an(VT,VT.SUBGROUP_OR).setParameterLength(1),YT=an(VT,VT.SUBGROUP_XOR).setParameterLength(1),QT=an(VT,VT.SUBGROUP_MIN).setParameterLength(1),ZT=an(VT,VT.SUBGROUP_MAX).setParameterLength(1),JT=an(VT,VT.SUBGROUP_ALL).setParameterLength(0),e_=an(VT,VT.SUBGROUP_ANY).setParameterLength(0),t_=an(VT,VT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),r_=an(VT,VT.QUAD_SWAP_X).setParameterLength(1),s_=an(VT,VT.QUAD_SWAP_Y).setParameterLength(1),i_=an(VT,VT.QUAD_SWAP_DIAGONAL).setParameterLength(1),n_=an(VT,VT.SUBGROUP_BROADCAST).setParameterLength(2),a_=an(VT,VT.SUBGROUP_SHUFFLE).setParameterLength(2),o_=an(VT,VT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),u_=an(VT,VT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),l_=an(VT,VT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),d_=an(VT,VT.QUAD_BROADCAST).setParameterLength(1);let c_;function h_(e){c_=c_||new WeakMap;let t=c_.get(e);return void 0===t&&c_.set(e,t={}),t}function p_(e){const t=h_(e);return t.shadowMatrix||(t.shadowMatrix=va("mat4").setGroup(xa).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function g_(e,t=Qd){const r=p_(e).mul(t);return r.xyz.div(r.w)}function m_(e){const t=h_(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function f_(e){const t=h_(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function y_(e){const t=h_(e);return t.viewPosition||(t.viewPosition=va(new r).setGroup(xa).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const b_=e=>_d.transformDirection(m_(e).sub(f_(e))),x_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},T_=new WeakMap,__=[];class v_ extends li{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=In("vec3","totalDiffuse"),this.totalSpecularNode=In("vec3","totalSpecular"),this.outgoingLightNode=In("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;te.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Ji(e));else{let s=null;if(null!==r&&(s=x_(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){d(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;T_.has(e)?s=T_.get(e):(s=new r(e),T_.set(e,s)),t.push(s)}}this._lightNodes=t}setupDirectLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.direct({...r,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,r){const{lightingModel:s,reflectedLight:i}=e.context;s.directRectArea({...r,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const r of t)r.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let r=this.outgoingLightNode;const s=e.context,i=s.lightingModel,n=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;s.outgoingLight=r;const o=e.addStack();n.nodes=o.nodes,i.start(e);const{backdrop:u,backdropAlpha:l}=s,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=s.reflectedLight;let g=d.add(h);null!==u&&(g=Nn(null!==l?l.mix(g,u):u)),t.assign(g),a.assign(c.add(p)),r.assign(t.add(a)),i.finish(e),r=r.bypass(e.removeStack())}else n.nodes=[];return e.lightsNode=t,r}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class N_ extends li{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ei.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){S_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Qd)}}const S_=In("vec3","shadowPositionWorld");function R_(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function E_(e,t){return t=R_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function A_(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function w_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function C_(e,t){return t=w_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function M_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function B_(e,t,r){return r=C_(t,r=E_(e,r))}function F_(e,t,r){A_(e,r),M_(t,r)}var L_=Object.freeze({__proto__:null,resetRendererAndSceneState:B_,resetRendererState:E_,resetSceneState:C_,restoreRendererAndSceneState:F_,restoreRendererState:A_,restoreSceneState:M_,saveRendererAndSceneState:function(e,t,r={}){return r=w_(t,r=R_(e,r))},saveRendererState:R_,saveSceneState:w_});const P_=new WeakMap,D_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),U_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=Lc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=fx(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(yx(0,5,l).mul(u)),t.z),i(t.xy.add(yx(1,5,l).mul(u)),t.z),i(t.xy.add(yx(2,5,l).mul(u)),t.z),i(t.xy.add(yx(3,5,l).mul(u)),t.z),i(t.xy.add(yx(4,5,l).mul(u)),t.z)).mul(.2)}),I_=ln(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Dl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=Lc("mapSize","vec2",r).setGroup(xa),a=xn(1).div(n),o=a.x,u=a.y,l=t.xy,d=So(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ba(i(l,t.z),i(l.add(xn(o,0)),t.z),i(l.add(xn(0,u)),t.z),i(l.add(a),t.z),au(i(l.add(xn(o.negate(),0)),t.z),i(l.add(xn(o.mul(2),0)),t.z),d.x),au(i(l.add(xn(o.negate(),u)),t.z),i(l.add(xn(o.mul(2),u)),t.z),d.x),au(i(l.add(xn(0,u.negate())),t.z),i(l.add(xn(0,u.mul(2))),t.z),d.y),au(i(l.add(xn(o,u.negate())),t.z),i(l.add(xn(o,u.mul(2))),t.z),d.y),au(au(i(l.add(xn(o.negate(),u.negate())),t.z),i(l.add(xn(o.mul(2),u.negate())),t.z),d.x),au(i(l.add(xn(o.negate(),u.mul(2))),t.z),i(l.add(xn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),O_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r},s)=>{let i=Dl(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(r)),i=i.rg;const n=i.x,a=qo(1e-7,i.y.mul(i.y)),o=s.renderer.reversedDepthBuffer?jo(n,t.z):jo(t.z,n),u=mn(1).toVar();return hn(o.notEqual(1),()=>{const e=t.z.sub(n);let r=a.div(a.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),u.assign(qo(o,r))}),u}),V_=e=>{let t=P_.get(e);return void 0===t&&(t=new fg,t.colorNode=An(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,P_.set(e,t)),t},k_=e=>{const t=P_.get(e);void 0!==t&&(t.dispose(),P_.delete(e))},G_=new my,$_=[],z_=(e,t,r,s)=>{$_[0]=e,$_[1]=t;let i=G_.get($_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===et)&&(s&&(Ks(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,n.overrideMaterial,l),e.renderObject(i,n,a,o,u,l,...d),i.onAfterShadow(e,i,a,t.camera,o,n.overrideMaterial,l))},i.shadowType=r,i.useVelocity=s,G_.set($_,i)),$_[0]=null,$_[1]=null,i},W_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanVertical"),a=mn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(0,l).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),d=d.x,n.addAssign(d),a.addAssign(d.mul(d))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),H_=ln(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=mn(0).toVar("meanHorizontal"),a=mn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(mn(1)).select(mn(0),mn(2).div(e.sub(1))),u=e.lessThanEqual(mn(1)).select(mn(0),mn(-1));Rp({start:fn(0),end:fn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(mn(e).mul(o));let d=s.sample(Ba(Yl.xy,xn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ba(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=xo(a.sub(n.mul(n)).max(0));return xn(n,l)}),q_=[D_,U_,I_,O_];let j_;const X_=new lx;class K_ extends N_{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n}){const a=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i,depthLayer:n});return a.select(o,mn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=r.biasNode||Lc("bias","float",r).setGroup(xa);let n,a=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)a=a.xyz.div(a.w),n=a.z;else{const e=a.w;a=a.xy.div(e);const t=Lc("near","float",r.camera).setGroup(xa),s=Lc("far","float",r.camera).setGroup(xa);n=Zp(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),s.reversedDepthBuffer?n.sub(i):n.add(i)),a}getShadowFilterFn(e){return q_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Ye:Qe;const s=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return s.texture.name="ShadowMap",s.texture.type=e.mapType,s.depthTexture=r,{shadowMap:s,depthTexture:r}}setupShadow(e){const{renderer:t,camera:r}=e,{light:s,shadow:i}=this,{depthTexture:n,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type;if(o===Ze||o===Je?(n.minFilter=oe,n.magFilter=oe):(n.minFilter=w,n.magFilter=w),i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),o===et&&!0!==i.isPointLightShadow){n.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depthBuffer:!1}));let t=Dl(n);n.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Dl(this.vsmShadowMapVertical.texture);n.isArrayTexture&&(r=r.depth(this.depthLayer));const s=Lc("blurSamples","float",i).setGroup(xa),o=Lc("radius","float",i).setGroup(xa),u=Lc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new fg);l.fragmentNode=W_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new fg),l.fragmentNode=H_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=Lc("intensity","float",i).setGroup(xa),l=Lc("normalBias","float",i).setGroup(xa),d=p_(s).mul(S_.add(cc.mul(l))),c=this.setupShadowCoord(e,d),h=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===h)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=o===et&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:n,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:a.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?m=Mc(a.texture,c.xyz):(m=Dl(a.texture,c),n.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?au(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():au(1,g,u).toVar(),this.shadowMap=a,this.shadow.map=a;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?Mc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,El().mul(wl(Dl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return ln(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let r=this._node;return this.setupShadowPosition(e),null===r&&(this._node=r=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(r=e.material.receivedShadowNode(r)),r})()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height,r.depth);const a=n.name;n.name=`Shadow Map [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");j_=B_(i,n,j_),n.overrideMaterial=V_(r),i.setRenderObjectFunction(z_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===et&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,F_(i,n,j_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),X_.material=this.vsmMaterialVertical,X_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),X_.material=this.vsmMaterialHorizontal,X_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,k_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const Y_=(e,t)=>new K_(e,t),Q_=new e,Z_=new a,J_=new r,ev=new r,tv=[new r(1,0,0),new r(-1,0,0),new r(0,-1,0),new r(0,1,0),new r(0,0,1),new r(0,0,-1)],rv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,-1),new r(0,0,1),new r(0,-1,0),new r(0,-1,0)],sv=[new r(1,0,0),new r(-1,0,0),new r(0,1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1)],iv=[new r(0,-1,0),new r(0,-1,0),new r(0,0,1),new r(0,0,-1),new r(0,-1,0),new r(0,-1,0)],nv=ln(({depthTexture:e,bd3D:t,dp:r})=>Mc(e,t).compare(r)),av=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=Lc("radius","float",s).setGroup(xa),n=Lc("mapSize","vec2",s).setGroup(xa),a=i.div(n.x),o=Bo(t),u=No(Zo(t,o.x.greaterThan(o.z).select(Nn(0,1,0),Nn(1,0,0)))),l=Zo(t,u),d=fx(Yl.xy).mul(6.28318530718),c=yx(0,5,d),h=yx(1,5,d),p=yx(2,5,d),g=yx(3,5,d),m=yx(4,5,d);return Mc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(Mc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(Mc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),ov=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s},i)=>{const n=r.xyz.toConst(),a=n.abs().toConst(),o=a.x.max(a.y).max(a.z),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),l=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),d=Lc("bias","float",s).setGroup(xa),c=mn(1).toVar();return hn(o.sub(l).lessThanEqual(0).and(o.sub(u).greaterThanEqual(0)),()=>{let r;i.renderer.reversedDepthBuffer?(r=Yp(o.negate(),u,l),r.subAssign(d)):(r=Kp(o.negate(),u,l),r.addAssign(d));const a=n.normalize();c.assign(e({depthTexture:t,bd3D:a,dp:r,shadow:s}))}),c});class uv extends K_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?nv:av}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return ov({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=t.renderer.reversedDepthBuffer?Ye:Qe;const s=t.createCubeRenderTarget(e.mapSize.width);return s.texture.name="PointShadowMap",s.depthTexture=r,{shadowMap:s,depthTexture:r}}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,a=t.camera,o=t.matrix,u=i.coordinateSystem===h,l=u?tv:sv,d=u?rv:iv;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(Q_),g=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(r,e),i.clear();const u=s.distance||a.far;u!==a.far&&(a.far=u,a.updateProjectionMatrix()),J_.setFromMatrixPosition(s.matrixWorld),a.position.copy(J_),ev.copy(a.position),ev.add(l[e]),a.up.copy(d[e]),a.lookAt(ev),a.updateMatrixWorld(),o.makeTranslation(-J_.x,-J_.y,-J_.z),Z_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(Z_,a.coordinateSystem,a.reversedDepth);const c=n.name;n.name=`Point Light Shadow [ ${s.name||"ID: "+s.id} ] - Face ${e+1}`,i.render(n,a),n.name=c}i.autoClear=c,i.setClearColor(p,g)}}const lv=(e,t)=>new uv(e,t);class dv extends Fp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||va(this.color).setGroup(xa),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ei.FRAME,t&&t.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},t.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return y_(this.light).sub(e.context.positionView||Jd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return Y_(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Ji(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=r=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(r=e.context.getShadow(this,e)),this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),r=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),r&&e.lightsNode.setupDirectRectAreaLight(e,this,r)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const cv=ln(({lightDistance:e,cutoffDistance:t,decayExponent:r})=>{const s=e.pow(r).max(.01).reciprocal();return t.greaterThan(0).select(s.mul(e.div(t).pow4().oneMinus().clamp().pow2()),s)}),hv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=cv({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class pv extends dv{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(2).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return lv(this.light)}setupDirect(e){return hv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const gv=ln(([e=El()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),mv=ln(([e=El()],{renderer:t,material:r})=>{const s=nu(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=mn(s.fwidth()).toVar();i=du(e.oneMinus(),e.add(1),s).oneMinus()}else i=xu(s.greaterThan(1),0,1);return i}),fv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=bn(e).toVar();return xu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),yv=ln(([e,t])=>{const r=bn(t).toVar(),s=mn(e).toVar();return xu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),bv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),xv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(bv(r)),r.sub(mn(t))}),Tv=Pb([ln(([e,t,r,s,i,n])=>{const a=mn(n).toVar(),o=mn(i).toVar(),u=mn(s).toVar(),l=mn(r).toVar(),d=mn(t).toVar(),c=mn(e).toVar(),h=mn(Fa(1,o)).toVar();return Fa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),ln(([e,t,r,s,i,n])=>{const a=mn(n).toVar(),o=mn(i).toVar(),u=Nn(s).toVar(),l=Nn(r).toVar(),d=Nn(t).toVar(),c=Nn(e).toVar(),h=mn(Fa(1,o)).toVar();return Fa(1,a).mul(c.mul(h).add(d.mul(o))).add(a.mul(l.mul(h).add(u.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),_v=Pb([ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=mn(d).toVar(),h=mn(l).toVar(),p=mn(u).toVar(),g=mn(o).toVar(),m=mn(a).toVar(),f=mn(n).toVar(),y=mn(i).toVar(),b=mn(s).toVar(),x=mn(r).toVar(),T=mn(t).toVar(),_=mn(e).toVar(),v=mn(Fa(1,p)).toVar(),N=mn(Fa(1,h)).toVar();return mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=mn(d).toVar(),h=mn(l).toVar(),p=mn(u).toVar(),g=Nn(o).toVar(),m=Nn(a).toVar(),f=Nn(n).toVar(),y=Nn(i).toVar(),b=Nn(s).toVar(),x=Nn(r).toVar(),T=Nn(t).toVar(),_=Nn(e).toVar(),v=mn(Fa(1,p)).toVar(),N=mn(Fa(1,h)).toVar();return mn(Fa(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(x.mul(v).add(b.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),vv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=yn(e).toVar(),a=yn(n.bitAnd(yn(7))).toVar(),o=mn(fv(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,fv(a.lessThan(yn(4)),s,i))).toVar();return yv(o,bn(a.bitAnd(yn(1)))).add(yv(u,bn(a.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Nv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=yn(e).toVar(),u=yn(o.bitAnd(yn(15))).toVar(),l=mn(fv(u.lessThan(yn(8)),a,n)).toVar(),d=mn(fv(u.lessThan(yn(4)),n,fv(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return yv(l,bn(u.bitAnd(yn(1)))).add(yv(d,bn(u.bitAnd(yn(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Sv=Pb([vv,Nv]),Rv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(Sv(n.x,i,s),Sv(n.y,i,s),Sv(n.z,i,s))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Ev=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=mn(t).toVar(),o=Rn(e).toVar();return 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s.shiftLeft(r).bitOr(s.shiftRight(fn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),Lv=ln(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Fv(r,fn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Fv(r,fn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Fv(e,fn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Fv(t,fn(4))),t.addAssign(e)}),Pv=ln(([e,t,r])=>{const s=yn(r).toVar(),i=yn(t).toVar(),n=yn(e).toVar();return 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i=fn(s).toVar(),n=fn(r).toVar(),a=fn(t).toVar(),o=fn(e).toVar(),u=yn(yn(4)).toVar(),l=yn().toVar(),d=yn().toVar(),c=yn().toVar();return l.assign(d.assign(c.assign(yn(fn(3735928559)).add(u.shiftLeft(yn(2))).add(yn(13))))),l.addAssign(yn(o)),d.addAssign(yn(a)),c.addAssign(yn(n)),Lv(l,d,c),l.addAssign(yn(i)),Pv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),ln(([e,t,r,s,i])=>{const n=fn(i).toVar(),a=fn(s).toVar(),o=fn(r).toVar(),u=fn(t).toVar(),l=fn(e).toVar(),d=yn(yn(5)).toVar(),c=yn().toVar(),h=yn().toVar(),p=yn().toVar();return c.assign(h.assign(p.assign(yn(fn(3735928559)).add(d.shiftLeft(yn(2))).add(yn(13))))),c.addAssign(yn(l)),h.addAssign(yn(u)),p.addAssign(yn(o)),Lv(c,h,p),c.addAssign(yn(a)),h.addAssign(yn(n)),Pv(c,h,p)}).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),Ov=Pb([ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(Iv(s,r)).toVar(),n=Rn().toVar();return n.x.assign(i.bitAnd(fn(255))),n.y.assign(i.shiftRight(fn(8)).bitAnd(fn(255))),n.z.assign(i.shiftRight(fn(16)).bitAnd(fn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),ln(([e,t,r])=>{const s=fn(r).toVar(),i=fn(t).toVar(),n=fn(e).toVar(),a=yn(Iv(n,i,s)).toVar(),o=Rn().toVar();return o.x.assign(a.bitAnd(fn(255))),o.y.assign(a.shiftRight(fn(8)).bitAnd(fn(255))),o.z.assign(a.shiftRight(fn(16)).bitAnd(fn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Vv=Pb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(xv(t.x,r)).toVar(),n=mn(xv(t.y,s)).toVar(),a=mn(Uv(i)).toVar(),o=mn(Uv(n)).toVar(),u=mn(Tv(Sv(Iv(r,s),i,n),Sv(Iv(r.add(fn(1)),s),i.sub(1),n),Sv(Iv(r,s.add(fn(1))),i,n.sub(1)),Sv(Iv(r.add(fn(1)),s.add(fn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return Mv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const 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t=Nn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=fn().toVar(),n=mn(xv(t.x,r)).toVar(),a=mn(xv(t.y,s)).toVar(),o=mn(xv(t.z,i)).toVar(),u=mn(Uv(n)).toVar(),l=mn(Uv(a)).toVar(),d=mn(Uv(o)).toVar(),c=Nn(_v(Av(Ov(r,s,i),n,a,o),Av(Ov(r.add(fn(1)),s,i),n.sub(1),a,o),Av(Ov(r,s.add(fn(1)),i),n,a.sub(1),o),Av(Ov(r.add(fn(1)),s.add(fn(1)),i),n.sub(1),a.sub(1),o),Av(Ov(r,s,i.add(fn(1))),n,a,o.sub(1)),Av(Ov(r.add(fn(1)),s,i.add(fn(1))),n.sub(1),a,o.sub(1)),Av(Ov(r,s.add(fn(1)),i.add(fn(1))),n,a.sub(1),o.sub(1)),Av(Ov(r.add(fn(1)),s.add(fn(1)),i.add(fn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Bv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Gv=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Dv(Iv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Dv(Iv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Dv(Iv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Dv(Iv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),$v=Pb([ln(([e])=>{const t=mn(e).toVar(),r=fn(bv(t)).toVar();return Nn(Dv(Iv(r,fn(0))),Dv(Iv(r,fn(1))),Dv(Iv(r,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),ln(([e])=>{const t=xn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar();return Nn(Dv(Iv(r,s,fn(0))),Dv(Iv(r,s,fn(1))),Dv(Iv(r,s,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),ln(([e])=>{const t=Nn(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar();return Nn(Dv(Iv(r,s,i,fn(0))),Dv(Iv(r,s,i,fn(1))),Dv(Iv(r,s,i,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),ln(([e])=>{const t=An(e).toVar(),r=fn(bv(t.x)).toVar(),s=fn(bv(t.y)).toVar(),i=fn(bv(t.z)).toVar(),n=fn(bv(t.w)).toVar();return Nn(Dv(Iv(r,s,i,n,fn(0))),Dv(Iv(r,s,i,n,fn(1))),Dv(Iv(r,s,i,n,fn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),zv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=mn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(Vv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(0).toVar(),l=mn(1).toVar();return Rp(a,()=>{u.addAssign(l.mul(kv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Hv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar();return xn(zv(o,a,n,i),zv(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i))}).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),qv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(Wv(o,a,n,i)).toVar(),l=mn(zv(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i)).toVar();return An(u,l)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),jv=Pb([ln(([e,t,r,s,i,n,a])=>{const o=fn(a).toVar(),u=mn(n).toVar(),l=fn(i).toVar(),d=fn(s).toVar(),c=fn(r).toVar(),h=fn(t).toVar(),p=xn(e).toVar(),g=Nn($v(xn(h.add(d),c.add(l)))).toVar(),m=xn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=xn(xn(mn(h),mn(c)).add(m)).toVar(),y=xn(f.sub(p)).toVar();return hn(o.equal(fn(2)),()=>Bo(y.x).add(Bo(y.y))),hn(o.equal(fn(3)),()=>qo(Bo(y.x),Bo(y.y))),Qo(y,y)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),ln(([e,t,r,s,i,n,a,o,u])=>{const l=fn(u).toVar(),d=mn(o).toVar(),c=fn(a).toVar(),h=fn(n).toVar(),p=fn(i).toVar(),g=fn(s).toVar(),m=fn(r).toVar(),f=fn(t).toVar(),y=Nn(e).toVar(),b=Nn($v(Nn(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=Nn(Nn(mn(f),mn(m),mn(g)).add(b)).toVar(),T=Nn(x.sub(y)).toVar();return hn(l.equal(fn(2)),()=>Bo(T.x).add(Bo(T.y)).add(Bo(T.z))),hn(l.equal(fn(3)),()=>qo(Bo(T.x),Bo(T.y),Bo(T.z))),Qo(T,T)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Xv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=mn(1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();l.assign(Ho(l,r))})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Kv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();hn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Yv=ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=xn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=xn(xv(n.x,a),xv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(jv(u,e,t,a,o,i,s)).toVar();hn(r.lessThan(l.x),()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.z.assign(l.y),l.y.assign(r)}).ElseIf(r.lessThan(l.z),()=>{l.z.assign(r)})})}),hn(s.equal(fn(0)),()=>{l.assign(xo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Qv=Pb([Xv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=mn(1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();d.assign(Ho(d,n))})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Zv=Pb([Kv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();hn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Jv=Pb([Yv,ln(([e,t,r])=>{const s=fn(r).toVar(),i=mn(t).toVar(),n=Nn(e).toVar(),a=fn().toVar(),o=fn().toVar(),u=fn().toVar(),l=Nn(xv(n.x,a),xv(n.y,o),xv(n.z,u)).toVar(),d=Nn(1e6,1e6,1e6).toVar();return Rp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{Rp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{Rp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(jv(l,e,t,r,a,o,u,i,s)).toVar();hn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),hn(s.equal(fn(0)),()=>{d.assign(xo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),eN=ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(e).toVar(),h=xn(t).toVar(),p=xn(r).toVar(),g=xn(s).toVar(),m=mn(i).toVar(),f=mn(n).toVar(),y=mn(a).toVar(),b=bn(o).toVar(),x=fn(u).toVar(),T=mn(l).toVar(),_=mn(d).toVar(),v=h.mul(p).add(g),N=mn(0).toVar();return hn(c.equal(fn(0)),()=>{N.assign(kv(v))}),hn(c.equal(fn(1)),()=>{N.assign($v(v))}),hn(c.equal(fn(2)),()=>{N.assign(Jv(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Wv(Nn(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),hn(b,()=>{N.assign(ou(N,f,y))}),N}).setLayout({name:"mx_unifiednoise2d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"texcoord",type:"vec2"},{name:"freq",type:"vec2"},{name:"offset",type:"vec2"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),tN=ln(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=fn(e).toVar(),h=Nn(t).toVar(),p=Nn(r).toVar(),g=Nn(s).toVar(),m=mn(i).toVar(),f=mn(n).toVar(),y=mn(a).toVar(),b=bn(o).toVar(),x=fn(u).toVar(),T=mn(l).toVar(),_=mn(d).toVar(),v=h.mul(p).add(g),N=mn(0).toVar();return hn(c.equal(fn(0)),()=>{N.assign(kv(v))}),hn(c.equal(fn(1)),()=>{N.assign($v(v))}),hn(c.equal(fn(2)),()=>{N.assign(Jv(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Wv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),hn(b,()=>{N.assign(ou(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),rN=ln(([e])=>{const t=e.y,r=e.z,s=Nn().toVar();return hn(t.lessThan(1e-4),()=>{s.assign(Nn(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(_o(i)).mul(6).toVar();const 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)`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new fN(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return 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Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=eb(this.stack);const e=cn();return this.stacks.push(e),dn(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,dn(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={});let i=s[t];const n=s.any?s.any.subBuilds:null,a=this.getClosestSubBuild(n);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=n),i}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e,"vertex");let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new fN("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,r=null,s=this.shaderStage){const i=this.getDataFromNode(e,s,this.globalCache);let n=i.structType;if(void 0===n){const a=this.structs.index++;null===r&&(r="StructType"+a),n=new NN(r,t),this.structs[s].push(n),this.types[s][r]=e,i.structType=n}return n}getOutputStructTypeFromNode(e,t){const r=this.getStructTypeFromNode(e,t,"OutputType","fragment");return r.output=!0,r}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const a=this.uniforms.index++;n=new yN(s||"nodeUniform"+a,t,e),this.uniforms[r].push(n),this.registerDeclaration(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s),a=this.getSubBuildProperty("variable",n.subBuilds);let o=n[a];if(void 0===o){const u=i?"_const":"_var",l=this.vars[s]||(this.vars[s]=[]),d=this.vars[u]||(this.vars[u]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+d,this.vars[u]++),"variable"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds));const c=e.getArrayCount(this);o=new bN(t,r,i,c),i||l.push(o),this.registerDeclaration(o),n[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this),s=null,i=null){const n=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",n.subBuilds);let o=n[a];if(void 0===o){const e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new xN(t,r,s,i),e.push(o),this.registerDeclaration(o),n[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,r=this.declarations[t]||(this.declarations[t]={}),s=this.getPropertyName(e);let i=1,n=s;for(;void 0!==r[n];)n=s+"_"+i++;i>1&&(e.name=n,d(`TSL: Declaration name '${s}' of '${e.type}' already in use. Renamed to '${n}'.`)),r[n]=e}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new TN("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new gT,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Zy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new vN,this.stack=eb();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${this.tab+s} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,l=i}else l=t.build(this);return this.setShaderStage(a),this.cache=n,this.tab=i,this.context=o,l}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${null!==r?this.generateArrayDeclaration(e,r):this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){d("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){d("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const r=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const s=t[e];if(r.includes(s))return s}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let r,s;return r=null!==t?this.getClosestSubBuild(t):this.subBuildFn,s=r?e?r+"_"+e:r:e,s}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(o(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new fg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=zN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new LN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new PN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new DN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new UN(e);else if("color"===t)s=new IN(e);else if("mat2"===t)s=new ON(e);else if("mat3"===t)s=new VN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new kN(e)}r.cache=s}return s}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===s&&4===i?`${this.getType(r)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?(e="bool"===r?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),r)):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${ot} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Ks(this.object).useVelocity}}class jN{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderId:0,frameId:0},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateBeforeMap,r);if(t.frameId!==this.frameId){const r=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=r)}}else if(t===ei.RENDER){const t=this._getMaps(this.updateBeforeMap,r);if(t.renderId!==this.renderId){const r=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=r)}}else t===ei.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ei.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===ei.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===ei.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class XN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}XN.isNodeFunctionInput=!0;class KN extends dv{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class YN extends dv{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:b_(this.light),lightColor:e}}}class QN extends dv{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=m_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=va(new e).setGroup(xa)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=cc.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class ZN extends dv{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=va(0).setGroup(xa),this.penumbraCosNode=va(0).setGroup(xa),this.cutoffDistanceNode=va(0).setGroup(xa),this.decayExponentNode=va(0).setGroup(xa),this.colorNode=va(this.color).setGroup(xa)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:r,penumbraCosNode:s}=this;return du(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=g_(this.light,e.context.positionWorld),t.projectionUV=r),r}setupDirect(e){const{colorNode:t,cutoffDistanceNode:r,decayExponentNode:s,light:i}=this,n=this.getLightVector(e),a=n.normalize(),o=a.dot(b_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=cv({lightDistance:l,cutoffDistance:r,decayExponent:s});let c,h,p=t.mul(u).mul(d);if(i.colorNode?(h=this.getLightCoord(e),c=i.colorNode(h)):i.map&&(h=this.getLightCoord(e),c=Dl(i.map,h.xy).onRenderUpdate(()=>i.map)),c){p=h.mul(2).sub(1).abs().lessThan(1).all().select(p.mul(c),p)}return{lightColor:p,lightDirection:a}}}class JN extends ZN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Dl(r,xn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}class eS extends dv{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Gl(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=lN(cc,this.lightProbe);e.context.irradiance.addAssign(t)}}const tS=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class rS extends ZN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=mn(0),r=this.penumbraCosNode,s=p_(this.light).mul(e.context.positionWorld||Qd);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=tS(e.xy.sub(xn(.5)),xn(.5)),n=Pa(-1,Fa(1,Co(r)).sub(1));t.assign(uu(i.mul(-2).mul(n)))}),t}}const sS=new a,iS=new a;let nS=null;class aS extends dv{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;iS.identity(),sS.copy(t.matrixWorld),sS.premultiply(r),iS.extractRotation(sS),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(iS),this.halfHeight.value.applyMatrix4(iS)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(nS.LTC_FLOAT_1),r=Dl(nS.LTC_FLOAT_2)):(t=Dl(nS.LTC_HALF_1),r=Dl(nS.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:y_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){nS=e}}class oS{parseFunction(){d("Abstract function.")}}class uS{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}uS.isNodeFunction=!0;const lS=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,dS=/[a-z_0-9]+/gi,cS="#pragma main";class hS extends uS{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(cS),r=-1!==t?e.slice(t+12):e,s=r.match(lS);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=dS.exec(i));)n.push(a);const o=[];let u=0;for(;u{const r=this.backend.createNodeBuilder(e.object,this.renderer);return r.scene=e.scene,r.material=t,r.camera=e.camera,r.context.material=t,r.lightsNode=e.lightsNode,r.environmentNode=this.getEnvironmentNode(e.scene),r.fogNode=this.getFogNode(e.scene),r.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&r.enableMultiview(),r};let n=t(e.material);try{n.build()}catch(e){n=t(new fg),n.build();let r=e.stackTrace;!r&&e.stack&&(r=new Ds(e.stack)),o("TSL: "+e,r)}r=this._createNodeBuilderState(n),s.set(i,r)}r.usedTimes++,t.nodeBuilderState=r}return r}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let r=t.nodeBuilderState;if(void 0===r){const s=this.backend.createNodeBuilder(e,this.renderer);s.build(),r=this._createNodeBuilderState(s),t.nodeBuilderState=r}return r}_createNodeBuilderState(e){return new mN(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const r=this.get(e);r.environmentNode&&(t=r.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const r=this.get(e);r.backgroundNode&&(t=r.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){mS[0]=e,mS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(mS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&fS.push(t.getCacheKey(!0)),i&&fS.push(i.getCacheKey()),n&&fS.push(n.getCacheKey()),fS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),fS.push(this.renderer.shadowMap.enabled?1:0),fS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(fS),this.callHashCache.set(mS,s),fS.length=0}return mS[0]=null,mS[1]=null,s.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),r=e.background;if(r){const s=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,()=>{if(!0===r.isCubeTexture||r.mapping===le||r.mapping===de||r.mapping===Re){if(e.backgroundBlurriness>0||r.mapping===Re)return Pf(r);{let e;return e=!0===r.isCubeTexture?Mc(r):Dl(r),Bg(e)}}if(!0===r.isTexture)return Dl(r,Xl.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&o("WebGPUNodes: Unsupported background configuration.",r)},s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,()=>{if(r.isFogExp2){const e=Lc("color","color",r).setGroup(xa),t=Lc("density","float",r).setGroup(xa);return TT(e,bT(t))}if(r.isFog){const e=Lc("color","color",r).setGroup(xa),t=Lc("near","float",r).setGroup(xa),s=Lc("far","float",r).setGroup(xa);return TT(e,yT(t,s))}o("Renderer: Unsupported fog configuration.",r)});t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,()=>!0===r.isCubeTexture?Mc(r):!0===r.isTexture?Dl(r):void o("Nodes: Unsupported environment configuration.",r));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return gS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?Px(e,Nn(Xl,zl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return gS.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new jN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const bS=new He;class xS{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new n,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,s,r);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new AS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:Ve,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const r=e.near,s=e.far,i=this._cameraXR,n=this._cameraL,a=this._cameraR;i.near=a.near=n.near=r,i.far=a.far=n.far=s,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,n.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,u=i.cameras;BS(i,o);for(let e=0;e=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const a=t[n];a&&a.connect(i)}}function DS(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function US(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,a=this._glBaseLayer,o=this.getReferenceSpace(),u=t.getViewerPose(o);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(a.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),n=e.overrideMaterial||r.material,a=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:u}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:u}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new yS(this,r),this._animation=new gy(this,this._nodes,this.info),this._attributes=new Ey(r),this._background=new hN(this,this._nodes),this._geometries=new My(this._attributes,this.info),this._textures=new Yy(this,r,this.info),this._pipelines=new Iy(r,this._nodes),this._bindings=new Oy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new xy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Wy(this.lighting),this._bundles=new vS,this._renderContexts=new Xy(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,u=this._compilationPromises,l=!0===e.isScene?e:OS;null===r&&(r=e);const d=this._renderTarget,c=this._renderContexts.get(d,this._mrt),h=this._activeMipmapLevel,p=[];this._currentRenderContext=c,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=p,s.renderId++,s.update(),c.depth=this.depth,c.stencil=this.stencil,c.clippingContext||(c.clippingContext=new xS),c.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,d);const g=this._renderLists.get(e,t);if(g.begin(),this._projectObject(e,t,0,g,c.clippingContext),r!==e&&r.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&g.pushLight(e)}),g.finish(),null!==d){this._textures.updateRenderTarget(d,h);const e=this._textures.get(d);c.textures=e.textures,c.depthTexture=e.depthTexture}else c.textures=null,c.depthTexture=null;r!==e?this._background.update(r,g,c):this._background.update(l,g,c);const m=g.opaque,f=g.transparent,y=g.transparentDoublePass,b=g.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,l,b),!0===this.transparent&&f.length>0&&this._renderTransparents(f,y,t,l,b),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=u,await Promise.all(p)}async renderAsync(e,t){v('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){o("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=Hd,t.modelNormalViewMatrix=qd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Hd&&e.modelNormalViewMatrix===qd}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return v('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),o(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,a=this._currentRenderContext,o=this._bundles.get(s,i),u=this.backend.get(o);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(a)||l;if(u.renderContexts.add(a),d){this.backend.beginBundle(a),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:d,opaque:c}=n;!0===this.opaque&&c.length>0&&this._renderObjects(c,i,t,r),!0===this.transparent&&d.length>0&&this._renderTransparents(d,e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(a,o),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=h,g.viewportValue.height>>=h,g.viewportValue.minDepth=T,g.viewportValue.maxDepth=_,g.viewport=!1===g.viewportValue.equals(kS),g.scissorValue.copy(b).multiplyScalar(x).floor(),g.scissor=f._scissorTest&&!1===g.scissorValue.equals(kS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new xS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const v=t.isArrayCamera?$S:GS;t.isArrayCamera||(zS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),v.setFromProjectionMatrix(zS,t.coordinateSystem,t.reversedDepth));const N=this._renderLists.get(e,t);if(N.begin(),this._projectObject(e,t,0,N,g.clippingContext),N.finish(),!0===this.sortObjects&&N.sort(this._opaqueSort,this._transparentSort),null!==p){this._textures.updateRenderTarget(p,h);const e=this._textures.get(p);g.textures=e.textures,g.depthTexture=e.depthTexture,g.width=e.width,g.height=e.height,g.renderTarget=p,g.depth=p.depthBuffer,g.stencil=p.stencilBuffer}else g.textures=null,g.depthTexture=null,g.width=VS.width,g.height=VS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=N.occlusionQueryCount,g.scissorValue.max(WS.set(0,0,0,0)),g.scissorValue.x+g.scissorValue.width>g.width&&(g.scissorValue.width=Math.max(g.width-g.scissorValue.x,0)),g.scissorValue.y+g.scissorValue.height>g.height&&(g.scissorValue.height=Math.max(g.height-g.scissorValue.y,0)),this._background.update(l,N,g),g.camera=t,this.backend.beginRender(g);const{bundles:S,lightsNode:R,transparentDoublePass:E,transparent:A,opaque:w}=N;return S.length>0&&this._renderBundles(S,l,R),!0===this.opaque&&w.length>0&&this._renderObjects(w,t,l,R),!0===this.transparent&&A.length>0&&this._renderTransparents(A,E,t,l,R),this.backend.finishRender(g),i.renderId=n,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=u,this._callDepth--,null!==s&&(this.setRenderTarget(d,c,h),this._renderOutput(p)),l.onAfterRender(this,e,t,p),this.inspector.finishRender(this.backend.getTimestampUID(g)),g}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const r=this.autoClear,s=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=r,this.xr.enabled=s}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,r){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,r)}setSize(e,t,r=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,r)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,r,s){this._canvasTarget.setScissor(e,t,r,s)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,r,s,i=0,n=1){this._canvasTarget.setViewport(e,t,r,s,i,n)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.get(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget&&this._renderOutput(s)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){v('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,r)}async clearColorAsync(){v('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){v('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){v('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=this.currentToneMapping!==m,t=this.currentColorSpace!==p.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:m}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:p.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return d("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const r=this._nodes.nodeFrame,s=r.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,r.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,n=this._pipelines,a=this._bindings,o=this._nodes,u=Array.isArray(e)?e:[e];if(void 0===u[0]||!0!==u[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const r of u){if(!1===n.has(r)){const e=()=>{r.removeEventListener("dispose",e),n.delete(r),a.deleteForCompute(r),o.delete(r)};r.addEventListener("dispose",e);const t=r.onInitFunction;null!==t&&t.call(r,{renderer:this})}o.updateForCompute(r),a.updateForCompute(r);const s=a.getForCompute(r),u=n.getForCompute(r,s);i.compute(e,r,s,u,t)}i.finishCompute(e),r.renderId=s,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return v('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){v('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),r=this._renderContexts.get(e);r.textures=t.textures,r.depthTexture=t.depthTexture,r.width=t.width,r.height=t.height,r.renderTarget=e,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,this.backend.initRenderTarget(r)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=WS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=WS.copy(t).floor()}else t=WS.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,r=null,s=null,i=0,n=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i,n),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,a=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,a)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){const n=t.isArrayCamera?$S:GS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&WS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(zS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,WS.z,null,i)}}else if(e.isLineLoop)o("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const n=t.isArrayCamera?$S:GS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),WS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(zS)),Array.isArray(n)){const a=t.groups;for(let o=0,u=a.length;o0){for(const{material:e}of t)e.side=M;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=dt;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=B}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,a=e.length;n(t.not().discard(),e))(u)}}e.depthNode&&e.depthNode.isNode&&(l=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),r={version:t,colorNode:u,depthNode:l,positionNode:o},this._cacheShadowNodes.set(e,r)}return r}renderObject(e,t,r,s,i,n,a,o=null,u=null){let l,d,c,h,p=!1;if(e.onBeforeRender(this,t,r,s,i,n),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(p=!0,l=e.isNodeMaterial?e.colorNode:null,d=e.isNodeMaterial?e.depthNode:null,c=e.isNodeMaterial?e.positionNode:null,h=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:r,positionNode:s}=this._getShadowNodes(i);this.shadowMap.type===et?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:HS[i.side],null!==t&&(e.colorNode=t),null!==r&&(e.depthNode=r),null!==s&&(e.positionNode=s)}i=e}!0===i.transparent&&i.side===B&&!1===i.forceSinglePass?(i.side=M,this._handleObjectFunction(e,i,t,r,a,n,o,"backSide"),i.side=dt,this._handleObjectFunction(e,i,t,r,a,n,o,u),i.side=B):this._handleObjectFunction(e,i,t,r,a,n,o,u),p&&(t.overrideMaterial.colorNode=l,t.overrideMaterial.depthNode=d,t.overrideMaterial.positionNode=c,t.overrideMaterial.side=h),e.onAfterRender(this,t,r,s,i,n)}hasCompatibility(e){return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);if(u.drawRange=e.geometry.drawRange,u.group=n,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}const l=this._nodes.needsRefresh(u);l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,a,o){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,a,o);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class jS{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}class XS extends jS{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(Ry-e%Ry)%Ry;var e}get buffer(){return this._buffer}update(){return!0}}class KS extends XS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let YS=0;class QS extends KS{constructor(e,t){super("UniformBuffer_"+YS++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class ZS extends KS{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const r=this.updateRanges,s={start:e.offset,count:e.itemSize};r.push(s),this._updateRangeCache.set(t,s)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let r=0,s=this.uniforms.length;r{this.generation=null,this.version=0},this.texture=t,this.version=t?t.version:0,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=0,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=0},e.texture=this.texture,e}}let rR=0;class sR extends tR{constructor(e,t){super(e,t),this.id=rR++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class iR extends sR{constructor(e,t,r,s=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r,this.access=s}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class nR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class aR extends iR{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const oR={bitcast_int_uint:new hT("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new hT("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},uR={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},lR={low:"lowp",medium:"mediump",high:"highp"},dR={swizzleAssign:!0,storageBuffer:!1},cR={perspective:"smooth",linear:"noperspective"},hR={centroid:"centroid"},pR="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class gR extends qN{constructor(e,t){super(e,t,new pS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=oR[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==oR[e]&&this._include(e),uR[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`${e} ? ${t} : ${r}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${s.join(", ")} ) {\n\n\t${r.vars}\n\n${r.code}\n\treturn ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:Et:4===s&&(n=i?At:Se);const a={Float32Array:j,Uint8Array:Ve,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:Ve},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${r.name} {\n\t${s} ${e.name}[${n}];\n};\n`}else{const t=e.groupNode.name;if(void 0===s[t]){const e=this.uniformGroups[t];if(void 0!==e){const r=[];for(const t of e.uniforms){const e=t.getType(),s=this.getVectorType(e),i=t.nodeUniform.node.precision;let n=`${s} ${t.name};`;null!==i&&(n=lR[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=lR[s]+" "+t),t="uniform "+t,r.push(t)}}let i="";for(const e in s){const t=s[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==R){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[];for(const r of e.members)t.push(`\t${r.type} ${r.name};`);return t.join("\n")}getStructs(e){const t=[],r=this.structs[e],s=[];for(const e of r)if(e.output)for(const t of e.members)s.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${cR[s.interpolationType]||s.interpolationType} ${hR[s.interpolationSampling]||""} out ${r} ${s.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}out ${r} ${s.name};\n`}else t+=`${r} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${cR[e.interpolationType]||e.interpolationType} ${hR[e.interpolationSampling]||""} in ${r} ${e.name};\n`}else{t+=`${r.includes("int")||r.includes("uv")||r.includes("iv")?"flat ":""}in ${r} ${e.name};\n`}}for(const r of this.builtins[e])t+=`${r};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){o("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=dR[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}dR[e]=t}return t}isFlipY(){return!0}getUniformBufferLimit(){const e=this.renderer.backend.gl;return e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE)}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let a=n.uniformGPU;if(void 0===a){const s=e.groupNode,o=s.name,u=this.getBindGroupArray(o,r);if("texture"===t)a=new iR(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new nR(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new aR(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new QS(e,s),r.name=e.name,t.buffer=r),u.push(r),a=r}else{let e=this.uniformGroups[o];void 0===e?(e=new eR(o,s),this.uniformGroups[o]=e,u.push(e)):-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}}let mR=null,fR=null;class yR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[wt.RENDER]:null,[wt.COMPUTE]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),r=this.renderer.info.frame;let s;s=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=s+":"+e.id+":f"+r}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?wt.COMPUTE:wt.RENDER;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void v("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const r=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=r,r}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return mR=mR||new t,this.renderer.getDrawingBufferSize(mR)}setScissorTest(){}getClearColor(){const e=this.renderer;return fR=fR||new Qy,e.getClearColor(fR),fR.getRGB(fR),fR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Ct(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${ot} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let bR,xR,TR=0;class _R{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class vR{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=r.get(a);let u,l=o.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),o.bufferGPU=l,o.bufferType=t,o.version=a.version),i instanceof Float32Array)u=s.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)u=s.HALF_FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===R,id:TR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new _R(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),a=n.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(a,n.bufferGPU),0===o.length)r.bufferSubData(a,0,s);else{for(let e=0,t=o.length;e0?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()})}}let RR,ER,AR,wR=!1;class CR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===wR&&(this._init(),wR=!0)}_init(){const e=this.gl;RR={[Vr]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Or]:e.MIRRORED_REPEAT},ER={[w]:e.NEAREST,[kr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},AR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[Qe]:e.LEQUAL,[zr]:e.EQUAL,[Ye]:e.GEQUAL,[$r]:e.GREATER,[Gr]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:a}=this;if(null!==e){if(void 0!==n[e])return n[e];d("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===n.RED&&(r===n.FLOAT&&(o=n.R32F),r===n.HALF_FLOAT&&(o=n.R16F),r===n.UNSIGNED_BYTE&&(o=n.R8),r===n.UNSIGNED_SHORT&&(o=n.R16),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.R8UI),r===n.UNSIGNED_SHORT&&(o=n.R16UI),r===n.UNSIGNED_INT&&(o=n.R32UI),r===n.BYTE&&(o=n.R8I),r===n.SHORT&&(o=n.R16I),r===n.INT&&(o=n.R32I)),t===n.RG&&(r===n.FLOAT&&(o=n.RG32F),r===n.HALF_FLOAT&&(o=n.RG16F),r===n.UNSIGNED_BYTE&&(o=n.RG8),r===n.UNSIGNED_SHORT&&(o=n.RG16),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RG8UI),r===n.UNSIGNED_SHORT&&(o=n.RG16UI),r===n.UNSIGNED_INT&&(o=n.RG32UI),r===n.BYTE&&(o=n.RG8I),r===n.SHORT&&(o=n.RG16I),r===n.INT&&(o=n.RG32I)),t===n.RGB){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGB32F),r===n.HALF_FLOAT&&(o=n.RGB16F),r===n.UNSIGNED_BYTE&&(o=n.RGB8),r===n.UNSIGNED_SHORT&&(o=n.RGB16),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(o=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(o=n.RGB9_E5),r===n.UNSIGNED_INT_10F_11F_11F_REV&&(o=n.R11F_G11F_B10F)}if(t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGB8UI),r===n.UNSIGNED_SHORT&&(o=n.RGB16UI),r===n.UNSIGNED_INT&&(o=n.RGB32UI),r===n.BYTE&&(o=n.RGB8I),r===n.SHORT&&(o=n.RGB16I),r===n.INT&&(o=n.RGB32I)),t===n.RGBA){const e=i?qr:p.getTransfer(s);r===n.FLOAT&&(o=n.RGBA32F),r===n.HALF_FLOAT&&(o=n.RGBA16F),r===n.UNSIGNED_BYTE&&(o=n.RGBA8),r===n.UNSIGNED_SHORT&&(o=n.RGBA16),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I),r===n.UNSIGNED_BYTE&&(o=e===g?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(o=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(o=n.RGB5_A1)}return t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(o=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(o=n.RGBA16UI),r===n.UNSIGNED_INT&&(o=n.RGBA32UI),r===n.BYTE&&(o=n.RGBA8I),r===n.SHORT&&(o=n.RGBA16I),r===n.INT&&(o=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_SHORT&&(o=n.DEPTH_COMPONENT16),r===n.UNSIGNED_INT&&(o=n.DEPTH_COMPONENT24),r===n.FLOAT&&(o=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(o=n.DEPTH24_STENCIL8),o!==n.R16F&&o!==n.R32F&&o!==n.RG16F&&o!==n.RG32F&&o!==n.RGBA16F&&o!==n.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this,n=p.getPrimaries(p.workingColorSpace),a=t.colorSpace===T?null:p.getPrimaries(t.colorSpace),o=t.colorSpace===T||n===a?r.NONE:r.BROWSER_DEFAULT_WEBGL;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),r.texParameteri(e,r.TEXTURE_WRAP_S,RR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,RR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,RR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,ER[t.magFilter]);const u=void 0!==t.mipmaps&&t.mipmaps.length>0,l=t.minFilter===oe&&u?K:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,ER[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,AR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==nt&&t.minFilter!==K)return;if(t.type===j&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:a,depth:o}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,a,o):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,a,o):e.isVideoTexture||r.texStorage2D(h,i,d,n,a),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:a,glType:o}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,a,o,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:a,glFormat:o,glType:u,glInternalFormat:l}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==n)if(this.backend.state.bindTexture(a,n),this.setTextureParameters(a,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0){const t=jr(s.width,s.height,e.format,e.type);for(const i of e.layerUpdates){const e=s.data.subarray(i*t/s.data.BYTES_PER_ELEMENT,(i+1)*t/s.data.BYTES_PER_ELEMENT);r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,i,s.width,s.height,1,o,u,e)}e.clearLayerUpdates()}else r.texSubImage3D(r.TEXTURE_2D_ARRAY,0,0,0,0,s.width,s.height,s.depth,o,u,s.data)}else if(e.isData3DTexture){const e=t.image;r.texSubImage3D(r.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,u,e.data)}else if(e.isVideoTexture)e.update(),r.texImage2D(a,0,l,o,u,t.image);else{const n=e.mipmaps;if(n.length>0)for(let e=0,t=n.length;e0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==a||0!==o;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-o-l;s.blitFramebuffer(a,p,a+u,p+l,a,p,a+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,a,c-l-o,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,r,s=!1){const{gl:i}=this,n=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:u,width:l,height:d}=n;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!u){let t=i.DEPTH_COMPONENT24;if(!0===s){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,n.samples,t,l,d)}else r>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,r,t,l,d)):i.renderbufferStorage(i.RENDERBUFFER,t,l,d);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&u&&(r>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,r,i.DEPTH24_STENCIL8,l,d):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,l,d),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:a,gl:o}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+n:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.bufferData(o.PIXEL_PACK_BUFFER,g,o.STREAM_READ),o.readPixels(t,r,s,i,l,d,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,m),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,f),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function MR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class BR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class FR{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const LR={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class PR{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:a,index:o}=this;0!==o?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),a.update(i,t,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:a,object:o,info:u}=this;0!==r&&(0!==a?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(o,t,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:a}=this;if(0===r)return;const o=s.get("WEBGL_multi_draw");if(null===o)for(let s=0;sthis.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const r=this.queries[t];if(r)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,r),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){o("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){o("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,r]of this.queryOffsets){if("ended"===this.queryStates.get(r)){const s=this.queries[r];e.set(t,this.resolveQuery(s))}}if(0===e.size)return this.lastValue;const t={},r=[];for(const[s,i]of e){const e=s.match(/^(.*):f(\d+)$/),n=parseInt(e[2]);!1===r.includes(n)&&r.push(n),void 0===t[n]&&(t[n]=0);const a=await i;this.timestamps.set(s,a),t[n]+=a}const s=t[r[r.length-1]];return this.lastValue=s,this.frames=r,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,s}catch(e){return o("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let r,s=!1;const i=e=>{s||(s=!0,r&&(clearTimeout(r),r=null),t(e))},n=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(r=setTimeout(n,1));const s=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(s)/1e6)}catch(e){o("Error checking query:",e),t(this.lastValue)}};n()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class IR extends yR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new BR(this),this.capabilities=new FR(this),this.attributeUtils=new vR(this),this.textureUtils=new CR(this),this.bufferRenderer=new PR(this),this.state=new NR(this),this.utils=new SR(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),!0===t.reversedDepthBuffer&&this.extensions.has("EXT_clip_control")&&this.state.setReversedDepth(!0)}get coordinateSystem(){return c}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,r=null){const s=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:s.RGBA8}),null!==r){const t=e.stencilBuffer?s.DEPTH24_STENCIL8:s.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:r,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&d("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new UR(this.gl,e,2048));const r=this.timestampQueryPool[e];null!==r.allocateQueriesForContext(t)&&r.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,r=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.viewport(0,0,e,r)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:r}=this.getDrawingBufferSize();t.scissor(0,0,e,r)}this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e)),r.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const s=e.occlusionQueryCount;s>0&&(r.currentOcclusionQueries=r.occlusionQueries,r.currentOcclusionQueryObjects=r.occlusionQueryObjects,r.lastOcclusionObject=null,r.occlusionQueries=new Array(s),r.occlusionQueryObjects=new Array(s),r.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext;r.resetVertexState();const n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e{let a=0;for(let t=0;t{t.isBatchedMesh?null!==t._multiDrawInstances?(v("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),b.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?b.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):v("WebGLBackend: WEBGL_multi_draw not supported."):T>1?b.renderInstances(_,x,T):b.render(_,x)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()});return void t.push(i)}this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=(s.getProgramInfoLog(e)||"").trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),a=this._getShaderErrors(s,t,"fragment");o("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+a)}else""!==i&&d("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:a,vertexShader:o}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,a,o),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,a=s.createProgram(),o=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;eLR[t]===e),r=this.extensions;for(let e=0;e1,h=!0===i.isXRRenderTarget,p=!0===h&&!0===i._hasExternalTextures;let g=n.msaaFrameBuffer,m=n.depthRenderbuffer;const f=this.extensions.get("WEBGL_multisampled_render_to_texture"),y=this.extensions.get("OVR_multiview2"),b=this._useMultisampledExtension(i),x=jy(e);let T;if(l?(n.cubeFramebuffers||(n.cubeFramebuffers={}),T=n.cubeFramebuffers[x]):h&&!1===p?T=this._xrFramebuffer:(n.framebuffers||(n.framebuffers={}),T=n.framebuffers[x]),void 0===T){T=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,T);const s=e.textures,o=[];if(l){n.cubeFramebuffers[x]=T;const{textureGPU:e}=this.get(s[0]),r=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+r,e,i)}else{n.framebuffers[x]=T;for(let r=0;r0&&!1===b&&!i.multiview){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r0&&!1===this._useMultisampledExtension(s)){const n=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;s.resolveDepthBuffer&&(s.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),s.stencilBuffer&&s.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,u=i.msaaRenderbuffers,l=e.textures,d=l.length>1;if(r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,n),d)for(let e=0;e0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const OR="point-list",VR="line-list",kR="line-strip",GR="triangle-list",$R="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},zR="never",WR="less",HR="equal",qR="less-equal",jR="greater",XR="not-equal",KR="greater-equal",YR="always",QR="store",ZR="load",JR="clear",eE="ccw",tE="cw",rE="none",sE="back",iE="uint16",nE="uint32",aE="r8unorm",oE="r8snorm",uE="r8uint",lE="r8sint",dE="r16uint",cE="r16sint",hE="r16float",pE="rg8unorm",gE="rg8snorm",mE="rg8uint",fE="rg8sint",yE="r32uint",bE="r32sint",xE="r32float",TE="rg16uint",_E="rg16sint",vE="rg16float",NE="rgba8unorm",SE="rgba8unorm-srgb",RE="rgba8snorm",EE="rgba8uint",AE="rgba8sint",wE="bgra8unorm",CE="bgra8unorm-srgb",ME="rgb9e5ufloat",BE="rgb10a2unorm",FE="rg11b10ufloat",LE="rg32uint",PE="rg32sint",DE="rg32float",UE="rgba16uint",IE="rgba16sint",OE="rgba16float",VE="rgba32uint",kE="rgba32sint",GE="rgba32float",$E="depth16unorm",zE="depth24plus",WE="depth24plus-stencil8",HE="depth32float",qE="depth32float-stencil8",jE="bc1-rgba-unorm",XE="bc1-rgba-unorm-srgb",KE="bc2-rgba-unorm",YE="bc2-rgba-unorm-srgb",QE="bc3-rgba-unorm",ZE="bc3-rgba-unorm-srgb",JE="bc4-r-unorm",eA="bc4-r-snorm",tA="bc5-rg-unorm",rA="bc5-rg-snorm",sA="bc6h-rgb-ufloat",iA="bc6h-rgb-float",nA="bc7-rgba-unorm",aA="bc7-rgba-unorm-srgb",oA="etc2-rgb8unorm",uA="etc2-rgb8unorm-srgb",lA="etc2-rgb8a1unorm",dA="etc2-rgb8a1unorm-srgb",cA="etc2-rgba8unorm",hA="etc2-rgba8unorm-srgb",pA="eac-r11unorm",gA="eac-r11snorm",mA="eac-rg11unorm",fA="eac-rg11snorm",yA="astc-4x4-unorm",bA="astc-4x4-unorm-srgb",xA="astc-5x4-unorm",TA="astc-5x4-unorm-srgb",_A="astc-5x5-unorm",vA="astc-5x5-unorm-srgb",NA="astc-6x5-unorm",SA="astc-6x5-unorm-srgb",RA="astc-6x6-unorm",EA="astc-6x6-unorm-srgb",AA="astc-8x5-unorm",wA="astc-8x5-unorm-srgb",CA="astc-8x6-unorm",MA="astc-8x6-unorm-srgb",BA="astc-8x8-unorm",FA="astc-8x8-unorm-srgb",LA="astc-10x5-unorm",PA="astc-10x5-unorm-srgb",DA="astc-10x6-unorm",UA="astc-10x6-unorm-srgb",IA="astc-10x8-unorm",OA="astc-10x8-unorm-srgb",VA="astc-10x10-unorm",kA="astc-10x10-unorm-srgb",GA="astc-12x10-unorm",$A="astc-12x10-unorm-srgb",zA="astc-12x12-unorm",WA="astc-12x12-unorm-srgb",HA="clamp-to-edge",qA="repeat",jA="mirror-repeat",XA="linear",KA="nearest",YA="zero",QA="one",ZA="src",JA="one-minus-src",ew="src-alpha",tw="one-minus-src-alpha",rw="dst",sw="one-minus-dst",iw="dst-alpha",nw="one-minus-dst-alpha",aw="src-alpha-saturated",ow="constant",uw="one-minus-constant",lw="add",dw="subtract",cw="reverse-subtract",hw="min",pw="max",gw=0,mw=15,fw="keep",yw="zero",bw="replace",xw="invert",Tw="increment-clamp",_w="decrement-clamp",vw="increment-wrap",Nw="decrement-wrap",Sw="storage",Rw="read-only-storage",Ew="write-only",Aw="read-only",ww="read-write",Cw="non-filtering",Mw="comparison",Bw="float",Fw="unfilterable-float",Lw="depth",Pw="sint",Dw="uint",Uw="2d",Iw="3d",Ow="2d",Vw="2d-array",kw="cube",Gw="3d",$w="all",zw="vertex",Ww="instance",Hw={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},qw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class jw extends tR{constructor(e,t,r){super(e,t?t.value:null),this.textureNode=t,this.groupNode=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Xw extends XS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Kw=0;class Yw extends Xw{constructor(e,t){super("StorageBuffer_"+Kw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ri.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class Qw extends Ty{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:XA}),this.flipYSampler=e.createSampler({minFilter:KA}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1, 3 ),\n\t\tvec2f( 3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n mat3x3f( 0, 0, -2, 0, -2, 0, 1, 1, 1 ), // pos-x\n mat3x3f( 0, 0, 2, 0, -2, 0, -1, 1, -1 ), // neg-x\n mat3x3f( 2, 0, 0, 0, 0, 2, -1, 1, -1 ), // pos-y\n mat3x3f( 2, 0, 0, 0, 0, -2, -1, -1, 1 ), // neg-y\n mat3x3f( 2, 0, 0, 0, -2, 0, -1, 1, 1 ), // pos-z\n mat3x3f( -2, 0, 0, 0, -2, 0, 1, 1, -1 ), // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const r=`${e}-${t=t||"2d-array"}`;let s=this.transferPipelines[r];return void 0===s&&(s=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[r]=s),s}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.device.createTexture({size:{width:i,height:n},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(s,e.textureBindingViewDimension),u=this.getTransferPipeline(s,a.textureBindingViewDimension),l=this.device.createCommandEncoder({}),d=(e,t,r,s,i,n)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:n?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),u=l.beginRenderPass({colorAttachments:[{view:s.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:JR,storeOp:QR}]});u.setPipeline(e),u.setBindGroup(0,o),u.draw(3,1,0,r),u.end()};d(o,e,r,a,0,!1),d(u,a,0,e,r,!0),this.device.queue.submit([l.finish()]),a.destroy()}generateMipmaps(e,t=null){const r=this.get(e),s=r.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,s),null===t&&this.device.queue.submit([i.finish()]),r.layers=s}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",r=this.getTransferPipeline(e.format,t),s=r.getBindGroupLayout(0),i=[];for(let n=1;n0)for(let t=0,n=s.length;t0)for(let t=0,n=s.length;t0?e.width:r.size.width,l=a>0?e.height:r.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:s},premultipliedAlpha:n},{width:u,height:l,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new Qw(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,r=0){this._getPassUtils().flipY(e,t,r)}_copyBufferToTexture(e,t,r,s,i,n=0,a=0){const o=this.backend.device,u=e.data,l=this._getBytesPerTexel(r.format),d=e.width*l;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:s}},u,{offset:e.width*e.height*l*n,bytesPerRow:d},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,r,s)}_copyCompressedBufferToTexture(e,t,r){const s=this.backend.device,i=this._getBlockData(r.format),n=r.size.depthOrArrayLayers>1;for(let a=0;a]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,sC=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,iC={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class nC extends uS{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(rC);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=sC.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class aC extends oS{parseFunction(e){return new nC(e)}}const oC={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},uC={[Vr]:"repeat",[xe]:"clamp",[Or]:"mirror"},lC={vertex:$R.VERTEX,fragment:$R.FRAGMENT,compute:$R.COMPUTE},dC={instance:!0,swizzleAssign:!1,storageBuffer:!0},cC={"^^":"tsl_xor"},hC={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},pC={},gC={tsl_xor:new hT("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new hT("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new hT("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new hT("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new hT("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new hT("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new hT("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new hT("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new hT("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new hT("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new hT("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new hT("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new hT("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new hT("\nfn tsl_biquadraticTexture_array( map : texture_2d_array, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},mC={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let fC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(fC+="diagnostic( off, derivative_uniformity );\n");class yC extends qN{constructor(e,t){super(e,t,new aC),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,r,s,i,n=this.shaderStage){return"fragment"===n?s?i?`textureSample( ${t}, ${t}_sampler, ${r}, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:i?`textureSample( ${t}, ${t}_sampler, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.generateTextureSampleLevel(e,t,r,"0",s)}generateTextureSampleLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${uC[e.wrapS]}S_${uC[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=pC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Vr?(s.push(gC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(gC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Or?(s.push(gC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,d(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),n+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(n+=",\n",a(e.wrapR,"z")),n+="\n\t);\n\n}\n",pC[t]=r=new hT(n,s)}return r.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),u=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3":"vec2",n=u||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Au(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Au(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Au(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u",n){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${o}`),n?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${r} ), ${o}, u32( ${n} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${r} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,r,s,i,n="0u"){if(!0===e.isCubeTexture){i&&(r=`${r} + vec3(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${e.isDepthTexture?"u32":"f32"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`);return r=`${u}( clamp( floor( ${a}( ${r} ) * ${u}( ${o} ) ), ${`${u}( 0 )`}, ${`${u}( ${o} - ${"vec3"===u?"vec3( 1, 1, 1 )":"vec2( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){const a=!0===e.isStorageTexture;let o;return null!==s||a||(s="0u"),n&&(r=`${r} + ${n}`),i?o=a?`textureLoad( ${t}, ${r}, ${i} )`:`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:a?o=`textureLoad( ${t}, ${r} )`:(o=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(o+=".x")),o}generateTextureStore(e,t,r,s,i){let n;return n=s?`textureStore( ${t}, ${r}, ${s}, ${i} )`:`textureStore( ${t}, ${r}, ${i} )`,n}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(E.TEXTURE_COMPARE)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===j||!1===this.isSampleCompare(e)&&e.minFilter===w&&e.magFilter===w||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i,n=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,i,"0",n):this._generateTextureSample(e,t,r,s,i,n),a}generateTextureGrad(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${i}, ${s[0]}, ${s[1]} )`:n?`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]}, ${n} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;o(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,r,s,i,n){return!1===this.isUnfilterable(e)?i?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s,i):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return i?n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${i}, ${s} )`:n?`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;o(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"cubeDepthTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=cC[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(d("WebGPURenderer: Atomic operations are only supported in compute shaders."),ri.READ_WRITE):ri.READ_ONLY:e.access}getStorageAccess(e,t){return oC[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let a;const o=e.groupNode,u=o.name,l=this.getBindGroupArray(u,r);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let s=null;const n=this.getNodeAccess(e,r);"texture"===t||"storageTexture"===t?s=!0===e.value.is3DTexture?new aR(i.name,i.node,o,n):new iR(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new nR(i.name,i.node,o,n):"texture3D"===t&&(s=new aR(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(lC[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new jw(`${i.name}_sampler`,i.node,o);e.setVisibility(lC[r]),l.push(e,s),a=[e,s]}else l.push(s),a=[s]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const n=this.getSharedDataFromNode(e);let u=n.buffer;if(void 0===u){u=new("buffer"===t?QS:Yw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|lC[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e&&(e=new eR(u,o),e.setVisibility($R.VERTEX|$R.FRAGMENT|$R.COMPUTE),this.uniformGroups[u]=e),-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const r=a.name;e.uniforms.some(e=>e.name===r)||e.addUniform(a)}n.uniformGPU=a}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e"),t.push(`\t${s+r.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const r=this.structs[e];if(r.length>0){const e=[];for(const t of r){let r=`struct ${t.name} {\n`;r+=this.getStructMembers(t),r+="\n};",e.push(r)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,r=null){let s=`var ${t} : `;return s+=null!==r?this.generateArrayDeclaration(e,r):this.getType(e),s}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;ir.value.itemSize;return s&&!i}getUniforms(e){const t=this.uniforms[e],r=[],s=[],i=[],n={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let s;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let n="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(n="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)s="texture_depth_cube";else if(!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDepthTexture)s=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${n}_2d`:`texture_depth${n}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const r=tC(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${r}, ${n}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.is3DTexture||!0===t.isData3DTexture)s="texture_3d";else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.getNodeType(this)),n=t.bufferCount,o=n>0&&"buffer"===i.type?", "+n:"",u=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))s.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${u}> ${i.name} : ${r};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${r}>`:`${r}`}${o} >`;s.push(this._getWGSLStructBinding(i.name,e,u,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===n[e]){const t=this.uniformGroups[e];if(void 0!==t){const r=[];for(const e of t.uniforms){const t=e.getType(),s=this.getType(this.getVectorType(t));r.push(`\t${e.name} : ${s}`)}let s=this.uniformGroupsBindings[e];void 0===s&&(s={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=s),n[e]={index:s.index,id:s.id,snippets:r}}}}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...r,...s,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],a=n.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)r.returnType=a.getNodeType(this),r.structs+="var output : "+r.returnType+";",s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,r){return`select( ${r}, ${t}, ${e} )`}getType(e){return hC[e]||e}isAvailable(e){let t=dC[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),dC[e]=t),t}getUniformBufferLimit(){return this.renderer.backend.device.limits.maxUniformBufferBindingSize}_getWGSLMethod(e){return void 0!==gC[e]&&this._include(e),mC[e]}_include(e){const t=gC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${fC}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[r,s,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${r}, ${s}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${r} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${r} * numWorkgroups.x ) * ( ${s} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class bC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?WE:zE),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?OR:e.isLineSegments||e.isMesh&&!0===t.wireframe?VR:e.isLine?kR:e.isMesh?GR:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===Ve)return wE;if(e===be)return OE;throw new Error("Unsupported output buffer type.")}}const xC=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&xC.set(Float16Array,["float16"]);const TC=new Map([[at,["float16"]]]),_C=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class vC{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const a=s.device;let o=r.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e0&&(void 0===n.groups&&(n.groups=[],n.versions=[]),n.versions[r]===s&&(o=n.groups[r])),void 0===o&&(o=this.createBindGroup(e,a),r>0&&(n.groups[r]=o,n.versions[r]=s)),n.group=o}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer,n=e.updateRanges;if(0===n.length)r.queue.writeBuffer(i,0,s,0);else{const e=Xr(s),t=e?1:s.BYTES_PER_ELEMENT;for(let a=0,o=n.length;a1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${r}-${s}`,a=e[i],void 0===a){const n=$w;let o;o=t.isSampledCubeTexture?kw:t.isSampledTexture3D?Gw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Vw:Ow,a=e[i]=e.texture.createView({aspect:n,dimension:o,mipLevelCount:r,baseMipLevel:s})}}n.push({binding:i,resource:a})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}_createLayoutEntries(e){const t=[];let r=0;for(const s of e.bindings){const e=this.backend,i={binding:r,visibility:s.visibility};if(s.isUniformBuffer||s.isStorageBuffer){const e={};s.isStorageBuffer&&(s.visibility&$R.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=Sw:e.type=Rw),i.buffer=e}else if(s.isSampledTexture&&s.store){const e={};e.format=this.backend.get(s.texture).texture.format;const t=s.access;e.access=t===ri.READ_WRITE?ww:t===ri.WRITE_ONLY?Ew:Aw,s.texture.isArrayTexture?e.viewDimension=Vw:s.texture.is3DTexture&&(e.viewDimension=Gw),i.storageTexture=e}else if(s.isSampledTexture){const t={},{primarySamples:r}=e.utils.getTextureSampleData(s.texture);if(r>1&&(t.multisampled=!0,s.texture.isDepthTexture||(t.sampleType=Fw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Fw:t.sampleType=Lw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Pw:e===S?t.sampleType=Dw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Bw:t.sampleType=Fw)}s.isSampledCubeTexture?t.viewDimension=kw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Vw:s.isSampledTexture3D&&(t.viewDimension=Gw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=Mw:t.type=Cw),i.sampler=t}else o(`WebGPUBindingUtils: Unsupported binding "${s}".`);t.push(i),r++}return t}deleteBindGroupData(e){const{backend:t}=this,r=t.get(e);r.layout&&(r.layout.usedTimes--,0===r.layout.usedTimes&&this._bindGroupLayoutCache.delete(r.layoutKey),r.layout=void 0,r.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class RC{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:a,fragmentProgram:u}=n,l=this.backend,d=l.device,c=l.utils,h=l.get(n),p=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:r}=e.layout;p.push(r)}const g=l.attributeUtils.createShaderVertexBuffers(e);let m;s.blending===ee||s.blending===ke&&!1===s.transparent||(m=this._getBlending(s));let f={};!0===s.stencilWrite&&(f={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const y=this._getColorWriteMask(s),b=[];if(null!==e.context.textures){const t=e.context.textures,r=e.context.mrt;for(let e=0;e1},layout:d.createPipelineLayout({bindGroupLayouts:p})},A={},w=e.context.depth,C=e.context.stencil;if(!0!==w&&!0!==C||(!0===w&&(A.format=S,A.depthWriteEnabled=s.depthWrite,A.depthCompare=N),!0===C&&(A.stencilFront=f,A.stencilBack=f,A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),E.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(E),d.popErrorScope().then(e=>{null!==e&&(h.error=!0,o(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await d.createRenderPipelineAsync(E)}catch(e){}const t=await d.popErrorScope();null!==t&&(h.error=!0,o(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const r=this.backend,{utils:s,device:i}=r,n=s.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:s.getCurrentColorFormats(e),depthStencilFormat:n,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),a=[];for(const e of t){const t=r.get(e),{layoutGPU:s}=t.layout;a.push(s)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,a=e.blendEquation;if(s===ct){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(a)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:lw},r={srcFactor:i,dstFactor:n,operation:lw}};if(e.premultipliedAlpha)switch(s){case ke:i(QA,tw,QA,tw);break;case Ht:i(QA,QA,QA,QA);break;case Wt:i(YA,JA,YA,QA);break;case zt:i(rw,tw,YA,QA)}else switch(s){case ke:i(ew,tw,QA,tw);break;case Ht:i(ew,QA,QA,QA);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case zt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ht:t=YA;break;case Vt:t=QA;break;case Ot:t=ZA;break;case Pt:t=JA;break;case Ge:t=ew;break;case $e:t=tw;break;case Ut:t=rw;break;case Lt:t=sw;break;case Dt:t=iw;break;case Ft:t=nw;break;case It:t=aw;break;case 211:t=ow;break;case 212:t=uw;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=zR;break;case ts:t=YR;break;case es:t=WR;break;case Jr:t=qR;break;case Zr:t=HR;break;case Qr:t=KR;break;case Yr:t=jR;break;case Kr:t=XR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=fw;break;case ls:t=yw;break;case us:t=bw;break;case os:t=xw;break;case as:t=Tw;break;case ns:t=_w;break;case is:t=vw;break;case ss:t=Nw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case ze:t=lw;break;case Bt:t=dw;break;case Mt:t=cw;break;case hs:t=hw;break;case cs:t=pw;break;default:o("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?iE:nE);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?tE:eE,s.cullMode=r.side===B?rE:sE,s}_getColorWriteMask(e){return!0===e.colorWrite?mw:gw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=YR;else{const r=this.backend.parameters.reversedDepthBuffer?er[e.depthFunc]:e.depthFunc;switch(r){case Jt:t=zR;break;case Zt:t=YR;break;case Qt:t=WR;break;case Yt:t=qR;break;case Kt:t=HR;break;case Xt:t=KR;break;case jt:t=jR;break;case qt:t=XR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class EC extends DR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const s=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return v(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,r=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const s=this.device.createCommandEncoder();s.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),s.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,r);const i=s.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,r),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const n=new BigUint64Array(this.resultBuffer.getMappedRange(0,r)),a={},o=[];for(const[t,r]of e){const e=t.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===o.includes(s)&&o.push(s),void 0===a[s]&&(a[s]=0);const i=n[r],u=n[r+1],l=Number(u-i)/1e6;this.timestamps.set(t,l),a[s]+=l}const u=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=u,this.frames=o,u}catch(e){return o("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){o("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){o("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class AC extends yR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new bC(this),this.attributeUtils=new vC(this),this.bindingUtils=new SC(this),this.pipelineUtils=new RC(this),this.textureUtils=new eC(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[E.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Hw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;this.compatibilityMode=!r.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Hw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${ot} webgpu`);const i=s.alpha?"premultiplied":"opaque",n=s.outputType===be?"extended":"standard";r.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:n}}),t.context=r}return r}get coordinateSystem(){return h}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),r=this.get(t),s=e.currentSamples;let i=r.descriptor;if(void 0===i||r.samples!==s){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];s>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,r.descriptor=i,r.samples=s}const n=i.colorAttachments[0];return s>0?n.resolveTarget=this.context.getCurrentTexture().createView():n.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;void 0!==i&&s.width===r.width&&s.height===r.height&&s.samples===r.samples||(i={},s.descriptors=i);const n=e.getCacheKey();let a=i[n];if(void 0===a){const t=e.textures,o=[];let u;const l=this._isRenderCameraDepthArray(e);for(let s=0;s1)if(!0===l){const t=e.camera.cameras;for(let e=0;e0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:ZR}),this.initTimestampQuery(wt.RENDER,this.getTimestampUID(e),n),n.occlusionQuerySet=i;const a=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const s=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const r=[];for(let e=0;e0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),n.dispatchSize=i}i=n.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:r,material:s,context:i,pipeline:n}=e,a=e.getBindings(),o=this.get(i),u=this.get(n),l=u.pipeline;if(!0===u.error)return;const d=e.getIndex(),c=null!==d,h=e.getDrawParameters();if(null===h)return;const p=(t,r)=>{this.pipelineUtils.setPipeline(t,l),r.pipeline=l;const n=r.bindingGroups;for(let e=0,r=a.length;e{if(p(i,n),!0===r.isBatchedMesh){const e=r._multiDrawStarts,n=r._multiDrawCounts,a=r._multiDrawCount,o=r._multiDrawInstances;null!==o&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");let u=!0===c?d.array.BYTES_PER_ELEMENT:1;s.wireframe&&(u=r.geometry.attributes.position.count>65535?4:2);for(let s=0;s1?0:s;!0===c?i.drawIndexed(n[s],a,e[s]/u,0,l):i.draw(n[s],a,e[s],l),t.update(r,n[s],a)}}else if(!0===c){const{vertexCount:s,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),s=Array.isArray(r)?r:[r];for(let e=0;e0){const t=this.get(e.camera),s=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==s.length){const e=this.get(n),r=[],i=new Uint32Array([0,0,0,0]);for(let t=0,n=s.length;t(d("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new IR(e)));super(new t(e),e),this.library=new MC,this.isWebGPURenderer=!0}}class FC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class LC{constructor(e,t=An(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new fg;r.name="RenderPipeline",this._quadMesh=new lx(r),this._quadMesh.name="Render Pipeline",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforeRenderPipeline&&this._context.onBeforeRenderPipeline();const t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=m,e.outputColorSpace=p.workingColorSpace;const s=e.xr.enabled;e.xr.enabled=!1,this._quadMesh.render(e),e.xr.enabled=s,e.toneMapping=t,e.outputColorSpace=r,null!==this._context.onAfterRenderPipeline&&this._context.onAfterRenderPipeline()}get context(){return this._context}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace,s={renderPipeline:this,onBeforeRenderPipeline:null,onAfterRenderPipeline:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=bl(i,t,r)):(s.toneMapping=t,s.outputColorSpace=r,i=i.context(s)),this._context=s,this._quadMesh.material.fragmentNode=i,this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){v('RenderPipeline: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class PC extends LC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class DC extends N{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=oe,this.minFilter=oe,this.isStorageTexture=!0,this.mipmapsAutoUpdate=!0}setSize(e,t){this.image.width===e&&this.image.height===t||(this.image.width=e,this.image.height=t,this.dispose())}}class UC extends vx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class IC extends As{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new ws(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):o(t),this.manager.itemError(e)}},r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(o("NodeLoader: Node type not found:",e),mn()):new this.nodes[e]}}class OC extends Cs{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class VC extends Ms{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new IC;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new OC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;tTSL
  • viewZToLogarithmicDepth
  • viewZToOrthographicDepth
  • viewZToPerspectiveDepth
    • +
  • viewZToReversedOrthographicDepth
  • viewZToReversedPerspectiveDepth
  • viewport
  • viewportCoordinate
    • diff --git a/docs/llms-full.txt b/docs/llms-full.txt index 613dc2016ae69d..b60cb7da6b4f56 100644 --- a/docs/llms-full.txt +++ b/docs/llms-full.txt @@ -18,8 +18,8 @@ CORRECT - modern pattern (always use latest version): @@ -100,8 +100,8 @@ When using TSL, use node-based materials: @@ -175,9 +175,9 @@ renderer.setAnimationLoop( animate ); diff --git a/docs/llms.txt b/docs/llms.txt index 8f52da57d52578..7b3f6d340be7b8 100644 --- a/docs/llms.txt +++ b/docs/llms.txt @@ -18,8 +18,8 @@ CORRECT - modern pattern (always use latest version): diff --git a/docs/pages/GLSLNodeBuilder.html b/docs/pages/GLSLNodeBuilder.html index d31ca46b1d211f..c17d4cb536cacb 100644 --- a/docs/pages/GLSLNodeBuilder.html +++ b/docs/pages/GLSLNodeBuilder.html @@ -247,7 +247,7 @@

    .Returns: The GLSL snippet. -

    .generateTextureBias( texture : Texture, textureProperty : string, uvSnippet : string, biasSnippet : string, offsetSnippet : string ) : string

    +

    .generateTextureBias( texture : Texture, textureProperty : string, uvSnippet : string, biasSnippet : string, depthSnippet : string, offsetSnippet : string ) : string

    Generates the GLSL snippet when sampling textures with a bias to the mip level.

    @@ -286,6 +286,14 @@

    . + depthSnippet + + +

    A GLSL snippet that represents 0-based texture array index to sample.

    + + offsetSnippet @@ -371,7 +379,7 @@

    .Returns: The GLSL snippet.

    -

    .generateTextureGrad( texture : Texture, textureProperty : string, uvSnippet : string, gradSnippet : Array.<string>, offsetSnippet : string ) : string

    +

    .generateTextureGrad( texture : Texture, textureProperty : string, uvSnippet : string, gradSnippet : Array.<string>, depthSnippet : string, offsetSnippet : string ) : string

    Generates the GLSL snippet for sampling/loading the given texture using explicit gradients.

    @@ -410,6 +418,14 @@

    . + depthSnippet + + +

    A GLSL snippet that represents 0-based texture array index to sample.

    + + offsetSnippet @@ -424,7 +440,7 @@

    .Returns: The GLSL snippet.

    -

    .generateTextureLevel( texture : Texture, textureProperty : string, uvSnippet : string, levelSnippet : string, offsetSnippet : string ) : string

    +

    .generateTextureLevel( texture : Texture, textureProperty : string, uvSnippet : string, levelSnippet : string, depthSnippet : string, offsetSnippet : string ) : string

    Generates the GLSL snippet when sampling textures with explicit mip level.

    @@ -463,6 +479,14 @@

    . + depthSnippet + + +

    A GLSL snippet that represents 0-based texture array index to sample.

    + + offsetSnippet diff --git a/docs/pages/GLSLNodeBuilder.html.md b/docs/pages/GLSLNodeBuilder.html.md index e5143aa8013842..b9b90a7f9afb1e 100644 --- a/docs/pages/GLSLNodeBuilder.html.md +++ b/docs/pages/GLSLNodeBuilder.html.md @@ -126,7 +126,7 @@ A GLSL snippet that represents the offset that will be applied to the unnormaliz **Returns:** The GLSL snippet. -### .generateTextureBias( texture : Texture, textureProperty : string, uvSnippet : string, biasSnippet : string, offsetSnippet : string ) : string +### .generateTextureBias( texture : Texture, textureProperty : string, uvSnippet : string, biasSnippet : string, depthSnippet : string, offsetSnippet : string ) : string Generates the GLSL snippet when sampling textures with a bias to the mip level. @@ -146,6 +146,10 @@ A GLSL snippet that represents texture coordinates used for sampling. A GLSL snippet that represents the bias to apply to the mip level before sampling. +**depthSnippet** + +A GLSL snippet that represents 0-based texture array index to sample. + **offsetSnippet** A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. @@ -188,7 +192,7 @@ Default is `this.shaderStage`. **Returns:** The GLSL snippet. -### .generateTextureGrad( texture : Texture, textureProperty : string, uvSnippet : string, gradSnippet : Array., offsetSnippet : string ) : string +### .generateTextureGrad( texture : Texture, textureProperty : string, uvSnippet : string, gradSnippet : Array., depthSnippet : string, offsetSnippet : string ) : string Generates the GLSL snippet for sampling/loading the given texture using explicit gradients. @@ -208,13 +212,17 @@ A GLSL snippet that represents texture coordinates used for sampling. An array holding both gradient GLSL snippets. +**depthSnippet** + +A GLSL snippet that represents 0-based texture array index to sample. + **offsetSnippet** A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. **Returns:** The GLSL snippet. -### .generateTextureLevel( texture : Texture, textureProperty : string, uvSnippet : string, levelSnippet : string, offsetSnippet : string ) : string +### .generateTextureLevel( texture : Texture, textureProperty : string, uvSnippet : string, levelSnippet : string, depthSnippet : string, offsetSnippet : string ) : string Generates the GLSL snippet when sampling textures with explicit mip level. @@ -234,6 +242,10 @@ A GLSL snippet that represents texture coordinates used for sampling. A GLSL snippet that represents the mip level, with level 0 containing a full size version of the texture. +**depthSnippet** + +A GLSL snippet that represents 0-based texture array index to sample. + **offsetSnippet** A GLSL snippet that represents the offset that will be applied to the unnormalized texture coordinate before sampling the texture. diff --git a/docs/pages/GaussianBlurNode.html b/docs/pages/GaussianBlurNode.html index 55663c1a01b11b..8bc633b56eea9d 100644 --- a/docs/pages/GaussianBlurNode.html +++ b/docs/pages/GaussianBlurNode.html @@ -96,6 +96,13 @@

    .dir

    Defines the direction and radius of the blur.

    +
    +

    .isGaussianBlurNode : boolean (readonly)

    +
    +

    This flag can be used for type testing.

    +

    Default is true.

    +
    +

    .premultipliedAlpha : boolean

    diff --git a/docs/pages/GaussianBlurNode.html.md b/docs/pages/GaussianBlurNode.html.md index 3778612840dbc1..682079e7221b4e 100644 --- a/docs/pages/GaussianBlurNode.html.md +++ b/docs/pages/GaussianBlurNode.html.md @@ -58,6 +58,12 @@ Default is `1`. Defines the direction and radius of the blur. +### .isGaussianBlurNode : boolean (readonly) + +This flag can be used for type testing. + +Default is `true`. + ### .premultipliedAlpha : boolean Whether the effect should use premultiplied alpha or not. Set this to `true` if you are going to blur texture input with transparency. diff --git a/docs/pages/NodeBuilder.html b/docs/pages/NodeBuilder.html index 1e4245afe71330..f0cc526621e8ed 100644 --- a/docs/pages/NodeBuilder.html +++ b/docs/pages/NodeBuilder.html @@ -285,7 +285,9 @@

    .scene

    .sequentialNodes : Array.<Node>

    -

    A list of all sequential nodes.

    +

    A list of all nodes the builder is processing in sequential order.

    +

    This is used to determine the update order of nodes, which is important for +NodeUpdateType#UPDATE_BEFORE and NodeUpdateType#UPDATE_AFTER.

    @@ -1392,15 +1394,6 @@

    .Returns: The array of node uniform groups.

    -

    .getBindGroupsCache() : ChainMap

    -
    -
    -

    Returns the bind groups of the current renderer.

    -
    -
    -
    Returns: The cache.
    -
    -

    .getBindings() : Array.<BindGroup>

    diff --git a/docs/pages/NodeBuilder.html.md b/docs/pages/NodeBuilder.html.md index 756e44af1d9de4..1bb7c043c9efb2 100644 --- a/docs/pages/NodeBuilder.html.md +++ b/docs/pages/NodeBuilder.html.md @@ -182,7 +182,9 @@ Default is `null`. ### .sequentialNodes : Array. -A list of all sequential nodes. +A list of all nodes the builder is processing in sequential order. + +This is used to determine the update order of nodes, which is important for NodeUpdateType#UPDATE\_BEFORE and NodeUpdateType#UPDATE\_AFTER. ### .shaderStage : 'vertex' | 'fragment' | 'compute' | 'any' @@ -752,12 +754,6 @@ The shader stage. **Returns:** The array of node uniform groups. -### .getBindGroupsCache() : ChainMap - -Returns the bind groups of the current renderer. - -**Returns:** The cache. - ### .getBindings() : Array. Returns a list bindings of all shader stages separated by groups. diff --git a/docs/pages/PassMultipleTextureNode.html b/docs/pages/PassMultipleTextureNode.html index a12c66d0b438e4..9408b870960236 100644 --- a/docs/pages/PassMultipleTextureNode.html +++ b/docs/pages/PassMultipleTextureNode.html @@ -56,6 +56,13 @@

    new

    Properties

    +
    +

    .isPassMultipleTextureNode : boolean (readonly)

    +
    +

    This flag can be used for type testing.

    +

    Default is true.

    +
    +

    .previousTexture : boolean

    diff --git a/docs/pages/PassMultipleTextureNode.html.md b/docs/pages/PassMultipleTextureNode.html.md index 5066d00a718b50..fec268296656ee 100644 --- a/docs/pages/PassMultipleTextureNode.html.md +++ b/docs/pages/PassMultipleTextureNode.html.md @@ -26,6 +26,12 @@ Default is `false`. ## Properties +### .isPassMultipleTextureNode : boolean (readonly) + +This flag can be used for type testing. + +Default is `true`. + ### .previousTexture : boolean Whether previous frame data should be used or not. diff --git a/docs/pages/PassTextureNode.html b/docs/pages/PassTextureNode.html index e106eef19c3360..c3c07e73f5c335 100644 --- a/docs/pages/PassTextureNode.html +++ b/docs/pages/PassTextureNode.html @@ -46,6 +46,13 @@

    new Properties

    +
    +

    .isPassTextureNode : boolean (readonly)

    +
    +

    This flag can be used for type testing.

    +

    Default is true.

    +
    +

    .passNode : PassNode

    diff --git a/docs/pages/PassTextureNode.html.md b/docs/pages/PassTextureNode.html.md index a8cea56eb3afb5..0f9e606aaf6178 100644 --- a/docs/pages/PassTextureNode.html.md +++ b/docs/pages/PassTextureNode.html.md @@ -20,6 +20,12 @@ The output texture. ## Properties +### .isPassTextureNode : boolean (readonly) + +This flag can be used for type testing. + +Default is `true`. + ### .passNode : PassNode A reference to the pass node. diff --git a/docs/pages/PixelationNode.html b/docs/pages/PixelationNode.html index bce012d9a6811a..33cfb56cc76033 100644 --- a/docs/pages/PixelationNode.html +++ b/docs/pages/PixelationNode.html @@ -115,14 +115,14 @@

    .texture

    -

    .updateBeforeType : string

    +

    .updateType : string

    -

    The updateBeforeType is set to NodeUpdateType.FRAME since the node updates +

    The updateType is set to NodeUpdateType.FRAME since the node updates its internal uniforms once per frame in updateBefore().

    Default is 'frame'.

    -
    Overrides: TempNode#updateBeforeType
    +
    Overrides: TempNode#updateType

    Methods

    @@ -147,7 +147,7 @@

    .setupOverrides: TempNode#setup

    -

    .updateBefore( frame : NodeFrame )

    +

    .update( frame : NodeFrame )

    This method is used to update uniforms once per frame.

    @@ -165,7 +165,7 @@

    . -
    Overrides: TempNode#updateBefore
    +
    Overrides: TempNode#update

    Source

    diff --git a/docs/pages/PixelationNode.html.md b/docs/pages/PixelationNode.html.md index 6fae502a8b927c..16527d4c884f03 100644 --- a/docs/pages/PixelationNode.html.md +++ b/docs/pages/PixelationNode.html.md @@ -60,13 +60,13 @@ The pixel size. The texture node that represents the beauty pass. -### .updateBeforeType : string +### .updateType : string -The `updateBeforeType` is set to `NodeUpdateType.FRAME` since the node updates its internal uniforms once per frame in `updateBefore()`. +The `updateType` is set to `NodeUpdateType.FRAME` since the node updates its internal uniforms once per frame in `updateBefore()`. Default is `'frame'`. -**Overrides:** [TempNode#updateBeforeType](TempNode.html#updateBeforeType) +**Overrides:** [TempNode#updateType](TempNode.html#updateType) ## Methods @@ -80,7 +80,7 @@ The current node builder. **Overrides:** [TempNode#setup](TempNode.html#setup) -### .updateBefore( frame : NodeFrame ) +### .update( frame : NodeFrame ) This method is used to update uniforms once per frame. @@ -88,7 +88,7 @@ This method is used to update uniforms once per frame. The current node frame. -**Overrides:** [TempNode#updateBefore](TempNode.html#updateBefore) +**Overrides:** [TempNode#update](TempNode.html#update) ## Source diff --git a/docs/pages/TSL.html b/docs/pages/TSL.html index eac2a0cedfcedc..e69e7321cfcbdc 100644 --- a/docs/pages/TSL.html +++ b/docs/pages/TSL.html @@ -11732,6 +11732,40 @@

    .

    +

    .viewZToReversedOrthographicDepth( viewZ : Node.<float>, near : Node.<float>, far : Node.<float> ) : Node.<float>

    +
    +
    +

    TSL function for converting a viewZ value to a reversed orthographic depth value.

    +
    + + + + + + + + + + + + + + + +
    + viewZ + +

    The viewZ node.

    +
    + near + +

    The camera's near value.

    +
    + far + +

    The camera's far value.

    +
    +

    .viewZToReversedPerspectiveDepth( viewZ : Node.<float>, near : Node.<float>, far : Node.<float> ) : Node.<float>

    diff --git a/docs/pages/TSL.html.md b/docs/pages/TSL.html.md index d9b84e556f3694..14ab812189e22f 100644 --- a/docs/pages/TSL.html.md +++ b/docs/pages/TSL.html.md @@ -6057,6 +6057,22 @@ The camera's near value. The camera's far value. +### .viewZToReversedOrthographicDepth( viewZ : Node., near : Node., far : Node. ) : Node. + +TSL function for converting a viewZ value to a reversed orthographic depth value. + +**viewZ** + +The viewZ node. + +**near** + +The camera's near value. + +**far** + +The camera's far value. + ### .viewZToReversedPerspectiveDepth( viewZ : Node., near : Node., far : Node. ) : Node. TSL function for converting a viewZ value to a reversed perspective depth value. diff --git a/docs/pages/WGSLNodeBuilder.html b/docs/pages/WGSLNodeBuilder.html index 4241eccb4ea94a..b4fc0f23ec2237 100644 --- a/docs/pages/WGSLNodeBuilder.html +++ b/docs/pages/WGSLNodeBuilder.html @@ -224,7 +224,7 @@

    .Returns: The generated value as a shader string.

    -

    .generateFilteredTexture( texture : Texture, textureProperty : string, uvSnippet : string, offsetSnippet : string, levelSnippet : string ) : string

    +

    .generateFilteredTexture( texture : Texture, textureProperty : string, uvSnippet : string, offsetSnippet : string, levelSnippet : string, depthSnippet : string ) : string

    Generates the WGSL snippet for a manual filtered texture.

    @@ -272,6 +272,14 @@

    .Default is '0u'.

    + + + depthSnippet + + +

    A WGSL snippet that represents 0-based texture array index to sample.

    + +
    diff --git a/docs/pages/WGSLNodeBuilder.html.md b/docs/pages/WGSLNodeBuilder.html.md index 3f11d74002d4c4..be861236dedbd9 100644 --- a/docs/pages/WGSLNodeBuilder.html.md +++ b/docs/pages/WGSLNodeBuilder.html.md @@ -120,7 +120,7 @@ The count. **Returns:** The generated value as a shader string. -### .generateFilteredTexture( texture : Texture, textureProperty : string, uvSnippet : string, offsetSnippet : string, levelSnippet : string ) : string +### .generateFilteredTexture( texture : Texture, textureProperty : string, uvSnippet : string, offsetSnippet : string, levelSnippet : string, depthSnippet : string ) : string Generates the WGSL snippet for a manual filtered texture. @@ -146,6 +146,10 @@ A WGSL snippet that represents the mip level, with level 0 containing a full siz Default is `'0u'`. +**depthSnippet** + +A WGSL snippet that represents 0-based texture array index to sample. + **Returns:** The WGSL snippet. ### .generateTexture( texture : Texture, textureProperty : string, uvSnippet : string, depthSnippet : string, offsetSnippet : string, shaderStage : string ) : string diff --git a/docs/search.json b/docs/search.json index 950413823f2983..e2d6243801b4aa 100644 --- a/docs/search.json +++ b/docs/search.json @@ -7664,10 +7664,6 @@ "title": "NodeBuilder#getBindGroupArray", "kind": "function" }, - { - "title": "NodeBuilder#getBindGroupsCache", - "kind": "function" - }, { "title": "NodeBuilder#getBindings", "kind": "function" @@ -20151,11 +20147,11 @@ "kind": "member" }, { - "title": "PixelationNode#updateBefore", + "title": "PixelationNode#update", "kind": "function" }, { - "title": "PixelationNode#updateBeforeType", + "title": "PixelationNode#updateType", "kind": "member" }, { @@ -27754,6 +27750,10 @@ "title": "viewZToPerspectiveDepth", "kind": "function" }, + { + "title": "viewZToReversedOrthographicDepth", + "kind": "function" + }, { "title": "viewZToReversedPerspectiveDepth", "kind": "function" diff --git a/examples/jsm/inspector/Inspector.js b/examples/jsm/inspector/Inspector.js index 818d6b54b2e0fe..e31a7c1c97a5ee 100644 --- a/examples/jsm/inspector/Inspector.js +++ b/examples/jsm/inspector/Inspector.js @@ -198,10 +198,10 @@ class Inspector extends RendererInspector { if ( this.isAvailable ) { - renderer.backend.trackTimestamp = true; - renderer.init().then( () => { + renderer.backend.trackTimestamp = true; + if ( renderer.hasFeature( 'timestamp-query' ) !== true ) { this.console.addMessage( 'error', 'THREE.Inspector: GPU Timestamp Queries not available.' ); diff --git a/package.json b/package.json index 819f4a65fa483a..fa7454c05ea57f 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "three", - "version": "0.182.0", + "version": "0.183.0", "description": "JavaScript 3D library", "type": "module", "main": "./build/three.cjs", diff --git a/src/constants.js b/src/constants.js index 6cc21bea5ca98b..5adf5f67c95a90 100644 --- a/src/constants.js +++ b/src/constants.js @@ -1,4 +1,4 @@ -export const REVISION = '183dev'; +export const REVISION = '183'; /** * Represents mouse buttons and interaction types in context of controls. diff --git a/utils/changelog.js b/utils/changelog.js index d2199521b0e1c7..e34d237adc7529 100644 --- a/utils/changelog.js +++ b/utils/changelog.js @@ -14,7 +14,7 @@ const categoryPaths = [ [ 'editor', 'Editor' ], [ 'test', 'Tests' ], [ 'playground', 'Playground' ], - [ 'utils', 'Scripts' ], + [ 'utils', 'Utils' ], [ 'build', 'Build' ], [ 'examples/jsm', 'Addons' ], [ 'examples', 'Examples' ], @@ -38,7 +38,7 @@ const skipPatterns = [ ]; // Categories that map to sections -const sectionCategories = [ 'Docs', 'Manual', 'Examples', 'Editor', 'Tests', 'Scripts', 'Build' ]; +const sectionCategories = [ 'Docs', 'Manual', 'Examples', 'Editor', 'Tests', 'Utils', 'Build' ]; function exec( command ) { @@ -275,7 +275,7 @@ function cleanSubject( subject, category ) { cleaned = cleaned.replace( prefixPattern, '' ); // Also remove common prefixes - cleaned = cleaned.replace( /^(Examples|Docs|Manual|Editor|Tests|Build|Global|TSL|WebGLRenderer|WebGPURenderer|Renderer):\s*/i, '' ); + cleaned = cleaned.replace( /^(Examples|Docs|Manual|Editor|Tests|Build|Global|TSL|WebGLRenderer|WebGPURenderer|Renderer|Scripts|Utils):\s*/i, '' ); // Remove trailing period if present, we'll add it back cleaned = cleaned.replace( /\.\s*$/, '' ); @@ -289,8 +289,10 @@ function normalizeAuthor( author ) { const lower = author.toLowerCase(); if ( lower === 'mr.doob' ) return 'mrdoob'; if ( lower === 'michael herzog' ) return 'Mugen87'; + if ( lower === 'garrett johnson' ) return 'gkjohnson'; if ( lower.startsWith( 'claude' ) ) return 'claude'; - if ( lower.startsWith( 'copilot' ) ) return 'copilot'; + if ( lower.startsWith( 'copilot' ) ) return 'microsoftcopilot'; + if ( lower.includes( 'dependabot' ) ) return 'dependabot'; return author; @@ -306,13 +308,13 @@ function formatEntry( subject, prNumber, hash, author, coAuthors, category ) { } else if ( hash ) { - entry += ` ${hash.slice( 0, 7 )}`; + entry += ` ${hash}`; } if ( author ) { - const authors = [ author, ...( coAuthors || [] ) ].map( normalizeAuthor ); + const authors = [ ...new Set( [ author, ...( coAuthors || [] ) ].map( normalizeAuthor ) ) ]; entry += ` (@${authors.join( ', @' )})`; } @@ -414,6 +416,7 @@ function processCommit( commit, revertedTitles ) { category = titleCategory; if ( category === 'Puppeteer' ) category = 'Tests'; + if ( category === 'Scripts' ) category = 'Utils'; section = sectionCategories.includes( category ) ? category : null; } @@ -474,7 +477,7 @@ function formatOutput( lastTag, coreChanges, addonChanges, sections ) { } // Output sections in order - const sectionOrder = [ 'Docs', 'Manual', 'Examples', 'Addons', 'Editor', 'Tests', 'Scripts', 'Build' ]; + const sectionOrder = [ 'Docs', 'Manual', 'Examples', 'Addons', 'Editor', 'Tests', 'Utils', 'Build' ]; for ( const sectionName of sectionOrder ) { @@ -553,7 +556,7 @@ function generateChangelog() { Examples: [], Editor: [], Tests: [], - Scripts: [], + Utils: [], Build: [] };