diff --git a/build/three.webgpu.js b/build/three.webgpu.js index 4cc53058fedb4e..69be6b7b1f1e55 100644 --- a/build/three.webgpu.js +++ b/build/three.webgpu.js @@ -116,14 +116,6 @@ class NodeMaterialObserver { */ this.refreshUniforms = refreshUniforms; - /** - * Holds the current render ID from the node frame. - * - * @type {number} - * @default 0 - */ - this.renderId = 0; - } /** @@ -177,6 +169,7 @@ class NodeMaterialObserver { const { geometry, material, object } = renderObject; data = { + renderId: 0, material: this.getMaterialData( material ), geometry: { id: geometry.id, @@ -594,17 +587,18 @@ class NodeMaterialObserver { return true; const { renderId } = nodeFrame; + const renderObjectData = this.getRenderObjectData( renderObject ); - if ( this.renderId !== renderId ) { + if ( renderObjectData.renderId !== renderId ) { - this.renderId = renderId; + renderObjectData.renderId = renderId; return true; } const isStatic = renderObject.object.static === true; - const isBundle = renderObject.bundle !== null && renderObject.bundle.static === true && this.getRenderObjectData( renderObject ).version === renderObject.bundle.version; + const isBundle = renderObject.bundle !== null && renderObject.bundle.static === true && renderObjectData.version === renderObject.bundle.version; if ( isStatic || isBundle ) return false; @@ -35647,14 +35641,16 @@ const oscSawtooth = ( t = time ) => t.fract(); * * @tsl * @function - * @param {function(Node):Node} callback - A callback that receives the texture node + * @param {function(Node):Node|Node} callback - A callback that receives the texture node * and must return the new uv coordinates. * @param {Node} [node=null] - An optional node to which the context will be applied. * @return {ContextNode} A context node that replaces the default UV coordinates. */ function replaceDefaultUV( callback, node = null ) { - return context( node, { getUV: callback } ); + const getUV = typeof callback === 'function' ? callback : () => callback; + + return context( node, { getUV } ); } @@ -36841,7 +36837,7 @@ class RTTNode extends TextureNode { * @param {Object} [options={type:HalfFloatType}] - The options for the internal render target. * @returns {RTTNode} */ -const rtt = ( node, ...params ) => nodeObject( new RTTNode( nodeObject( node ), ...params ) ); +const rtt = ( node, ...params ) => new RTTNode( nodeObject( node ), ...params ); /** * TSL function for converting nodes to textures nodes. @@ -38347,65 +38343,20 @@ const cdl = /*@__PURE__*/ Fn( ( [ } ); /** - * Represents a posterize effect which reduces the number of colors + * TSL function for creating a posterize effect which reduces the number of colors * in an image, resulting in a more blocky and stylized appearance. * - * @augments TempNode - */ -class PosterizeNode extends TempNode { - - static get type() { - - return 'PosterizeNode'; - - } - - /** - * Constructs a new posterize node. - * - * @param {Node} sourceNode - The input color. - * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - */ - constructor( sourceNode, stepsNode ) { - - super(); - - /** - * The input color. - * - * @type {Node} - */ - this.sourceNode = sourceNode; - - /** - * Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - * - * @type {Node} - */ - this.stepsNode = stepsNode; - - } - - setup() { - - const { sourceNode, stepsNode } = this; - - return sourceNode.mul( stepsNode ).floor().div( stepsNode ); - - } - -} - -/** - * TSL function for creating a posterize node. - * * @tsl * @function * @param {Node} sourceNode - The input color. * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - * @returns {PosterizeNode} + * @returns {Node} The posterized color. */ -const posterize = /*@__PURE__*/ nodeProxy( PosterizeNode ).setParameterLength( 2 ); +const posterize = Fn( ( [ source, steps ] ) => { + + return source.mul( steps ).floor().div( steps ); + +} ); let _sharedFramebuffer = null; @@ -81721,4 +81672,4 @@ class ClippingGroup extends Group { } -export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeRenderTarget, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, PosterizeNode, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RemapNode, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, Storage3DTexture, StorageArrayElementNode, StorageArrayTexture, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLCoordinateSystem, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; +export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeRenderTarget, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RemapNode, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, Storage3DTexture, StorageArrayElementNode, StorageArrayTexture, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLCoordinateSystem, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index ce6cf11edddb07..eaea3237343e34 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,arrayNeedsUint32 as Ue,DepthStencilFormat as Ie,DepthFormat as Oe,UnsignedInt248Type as Ve,UnsignedByteType as ke,NormalBlending as Ge,SrcAlphaFactor as ze,OneMinusSrcAlphaFactor as $e,AddEquation as We,MaterialBlending as He,Plane as qe,Object3D as je,LinearMipMapLinearFilter as Xe,Float32BufferAttribute as Ke,UVMapping as Ye,VSMShadowMap 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,UnsignedShort4444Type as er,UnsignedShort5551Type as tr,UnsignedInt5999Type as rr,UnsignedInt101111Type as sr,AlphaFormat as ir,RGB_S3TC_DXT1_Format as nr,RGBA_S3TC_DXT1_Format as ar,RGBA_S3TC_DXT3_Format as or,RGBA_S3TC_DXT5_Format as ur,RGB_PVRTC_4BPPV1_Format as lr,RGB_PVRTC_2BPPV1_Format as dr,RGBA_PVRTC_4BPPV1_Format as cr,RGBA_PVRTC_2BPPV1_Format as hr,RGB_ETC1_Format as pr,RGB_ETC2_Format as gr,RGBA_ETC2_EAC_Format as mr,R11_EAC_Format as fr,SIGNED_R11_EAC_Format as yr,SIGNED_RG11_EAC_Format as br,RGBA_ASTC_4x4_Format as xr,RGBA_ASTC_5x4_Format as Tr,RGBA_ASTC_5x5_Format as _r,RGBA_ASTC_6x5_Format as vr,RGBA_ASTC_6x6_Format as Nr,RGBA_ASTC_8x5_Format as Sr,RGBA_ASTC_8x6_Format as Rr,RGBA_ASTC_8x8_Format as Er,RGBA_ASTC_10x5_Format as Ar,RGBA_ASTC_10x6_Format as wr,RGBA_ASTC_10x8_Format as Cr,RGBA_ASTC_10x10_Format as Mr,RGBA_ASTC_12x10_Format as Br,RGBA_ASTC_12x12_Format as Fr,RGBA_BPTC_Format as Lr,RED_RGTC1_Format as Pr,SIGNED_RED_RGTC1_Format as Dr,SIGNED_RED_GREEN_RGTC2_Format as Ur,MirroredRepeatWrapping as Ir,RepeatWrapping as Or,NearestMipmapNearestFilter as Vr,NotEqualCompare as kr,GreaterCompare as Gr,GreaterEqualCompare 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),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]={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.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!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&&v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'),a=this.compareNode)),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 - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()(),rd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),sd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),id=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Gl(r).setGroup(xa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrix")}else t=va("mat4").setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),ad=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrixInverse")}else t=va("mat4").setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),od=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Gl(r).setGroup(xa).setName("cameraViewMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraViewMatrix")}else t=va("mat4").setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),ud=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Gl(r).setGroup(xa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraWorldMatrix")}else t=va("mat4").setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ld=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Gl(r).setGroup(xa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraNormalMatrix")}else t=va("mat3").setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),dd=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));return t}).once()(),cd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Gl(r,"vec4").setGroup(xa).setName("cameraViewports").element(rd).toConst("cameraViewport")}else t=An(0,0,Kl.x,Kl.y).toConst("cameraViewport");return t}).once()(),hd=new C;class pd 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===pd.WORLD_MATRIX?"mat4":e===pd.POSITION||e===pd.VIEW_POSITION||e===pd.DIRECTION||e===pd.SCALE?"vec3":e===pd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===pd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===pd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===pd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===pd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===pd.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===pd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),hd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=hd.radius}}generate(e){const t=this.scope;return t===pd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===pd.POSITION||t===pd.VIEW_POSITION||t===pd.DIRECTION||t===pd.SCALE?this.uniformNode.nodeType="vec3":t===pd.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}}pd.WORLD_MATRIX="worldMatrix",pd.POSITION="position",pd.SCALE="scale",pd.VIEW_POSITION="viewPosition",pd.DIRECTION="direction",pd.RADIUS="radius";const gd=sn(pd,pd.DIRECTION).setParameterLength(1),md=sn(pd,pd.WORLD_MATRIX).setParameterLength(1),fd=sn(pd,pd.POSITION).setParameterLength(1),yd=sn(pd,pd.SCALE).setParameterLength(1),bd=sn(pd,pd.VIEW_POSITION).setParameterLength(1),xd=sn(pd,pd.RADIUS).setParameterLength(1);class Td extends pd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const _d=nn(Td,Td.DIRECTION),vd=nn(Td,Td.WORLD_MATRIX),Nd=nn(Td,Td.POSITION),Sd=nn(Td,Td.SCALE),Rd=nn(Td,Td.VIEW_POSITION),Ed=nn(Td,Td.RADIUS),Ad=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),wd=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Cd=ln(e=>e.context.modelViewMatrix||Md).once()().toVar("modelViewMatrix"),Md=od.mul(vd),Bd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Fd=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"),Ld=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),An()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Pd=Rl("position","vec3"),Dd=Pd.toVarying("positionLocal"),Ud=Pd.toVarying("positionPrevious"),Id=ln(e=>vd.mul(Dd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Od=ln(()=>Dd.transformDirection(vd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Vd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=ad.mul(Ld);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),kd=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Vd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Gd 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 zd=nn(Gd),$d=mn(zd).mul(2).sub(1),Wd=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul($d)),e}),Hd=Rl("normal","vec3"),qd=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):Hd,"vec3").once()().toVar("normalLocal"),jd=Vd.dFdx().cross(Vd.dFdy()).normalize().toVar("normalFlat"),Xd=ln(e=>{let t;return t=e.isFlatShading()?jd:ec(qd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Kd=ln(e=>{let t=Xd.transformDirection(od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Yd=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Xd,!0!==e.isFlatShading()&&(t=Wd(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),Qd=Yd.transformDirection(od).toVar("normalWorld"),Zd=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Yd:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Jd=ln(([e,t=vd])=>{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}),ec=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Ad.mul(e);return od.transformDirection(s)}),tc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Yd)).once(["NORMAL","VERTEX"])(),rc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),Qd)).once(["NORMAL","VERTEX"])(),sc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Zd)).once(["NORMAL","VERTEX"])(),ic=new F,nc=new a,ac=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),oc=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),uc=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?(ic.copy(r),nc.makeRotationFromEuler(ic)):nc.identity(),nc}),lc=kd.negate().reflect(Yd),dc=kd.negate().refract(Yd,ac),cc=lc.transformDirection(od).toVar("reflectVector"),hc=dc.transformDirection(od).toVar("reflectVector"),pc=new L;class gc 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?cc:e.mapping===D?hc:(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)),uc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const mc=sn(gc).setParameterLength(1,4).setName("cubeTexture"),fc=(e=pc,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=mc(e,t,r,s),i};class yc 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 bc 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 yc(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?fc(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 bc(e,t,r),Tc=(e,t,r,s)=>new bc(e,t,s,r);class _c extends bc{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 vc=(e,t,r=null)=>new _c(e,t,r),Nc=El(),Sc=Vd.dFdx(),Rc=Vd.dFdy(),Ec=Nc.dFdx(),Ac=Nc.dFdy(),wc=Yd,Cc=Rc.cross(wc),Mc=wc.cross(Sc),Bc=Cc.mul(Ec.x).add(Mc.mul(Ac.x)),Fc=Cc.mul(Ec.y).add(Mc.mul(Ac.y)),Lc=Bc.dot(Bc).max(Fc.dot(Fc)),Pc=Lc.equal(0).select(0,Lc.inverseSqrt()),Dc=Bc.mul(Pc).toVar("tangentViewFrame"),Uc=Fc.mul(Pc).toVar("bitangentViewFrame"),Ic=Rl("tangent","vec4"),Oc=Ic.xyz.toVar("tangentLocal"),Vc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Cd.mul(An(Oc,0)).xyz.toVarying("v_tangentView").normalize():Dc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),kc=Vc.transformDirection(od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Gc=ln(([e,t],r)=>{let s=e.mul(Ic.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),zc=Gc(Hd.cross(Ic),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),$c=Gc(qd.cross(Oc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Wc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Gc(Yd.cross(Vc),"v_bitangentView").normalize():Uc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Hc=Gc(Qd.cross(kc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),qc=Fn(Vc,Wc,Yd).toVar("TBNViewMatrix"),jc=kd.mul(qc),Xc=ln(()=>{let e=ea.cross(kd);return e=e.cross(ea).normalize(),e=au(e,Yd,Zn.mul(zn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Kc=e=>Ji(e).mul(.5).add(.5),Yc=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class Qc 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=Yc(i.xy):s===V?i=Yc(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=Wd(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=ec(i):t===U?n=qc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Yd),n}}const Zc=sn(Qc).setParameterLength(1,2),Jc=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||El()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),eh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul($d),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class th 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=Jc({textureNode:this.textureNode,bumpScale:e});return eh({surf_pos:Vd,surf_norm:Yd,dHdxy:t})}}const rh=sn(th).setParameterLength(1,2),sh=new Map;class ih extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=sh.get(e);return void 0===r&&(r=vc(e,t),sh.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===ih.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===ih.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===ih.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===ih.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===ih.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===ih.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===ih.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===ih.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===ih.NORMAL)t.normalMap?(s=Zc(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?rh(this.getTexture("bump").r,this.getFloat("bumpScale")):Yd;else if(r===ih.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Zc(this.getTexture(r),this.getCache(r+"Scale","vec2")):Yd;else if(r===ih.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===ih.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===ih.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(zh.x,zh.y,zh.y.negate(),zh.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=zh;else if(r===ih.IRIDESCENCE_THICKNESS){const e=xc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=xc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===ih.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===ih.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===ih.IOR)s=this.getFloat(r);else if(r===ih.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===ih.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===ih.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}ih.ALPHA_TEST="alphaTest",ih.COLOR="color",ih.OPACITY="opacity",ih.SHININESS="shininess",ih.SPECULAR="specular",ih.SPECULAR_STRENGTH="specularStrength",ih.SPECULAR_INTENSITY="specularIntensity",ih.SPECULAR_COLOR="specularColor",ih.REFLECTIVITY="reflectivity",ih.ROUGHNESS="roughness",ih.METALNESS="metalness",ih.NORMAL="normal",ih.CLEARCOAT="clearcoat",ih.CLEARCOAT_ROUGHNESS="clearcoatRoughness",ih.CLEARCOAT_NORMAL="clearcoatNormal",ih.EMISSIVE="emissive",ih.ROTATION="rotation",ih.SHEEN="sheen",ih.SHEEN_ROUGHNESS="sheenRoughness",ih.ANISOTROPY="anisotropy",ih.IRIDESCENCE="iridescence",ih.IRIDESCENCE_IOR="iridescenceIOR",ih.IRIDESCENCE_THICKNESS="iridescenceThickness",ih.IOR="ior",ih.TRANSMISSION="transmission",ih.THICKNESS="thickness",ih.ATTENUATION_DISTANCE="attenuationDistance",ih.ATTENUATION_COLOR="attenuationColor",ih.LINE_SCALE="scale",ih.LINE_DASH_SIZE="dashSize",ih.LINE_GAP_SIZE="gapSize",ih.LINE_WIDTH="linewidth",ih.LINE_DASH_OFFSET="dashOffset",ih.POINT_SIZE="size",ih.DISPERSION="dispersion",ih.LIGHT_MAP="light",ih.AO="ao";const nh=nn(ih,ih.ALPHA_TEST),ah=nn(ih,ih.COLOR),oh=nn(ih,ih.SHININESS),uh=nn(ih,ih.EMISSIVE),lh=nn(ih,ih.OPACITY),dh=nn(ih,ih.SPECULAR),ch=nn(ih,ih.SPECULAR_INTENSITY),hh=nn(ih,ih.SPECULAR_COLOR),ph=nn(ih,ih.SPECULAR_STRENGTH),gh=nn(ih,ih.REFLECTIVITY),mh=nn(ih,ih.ROUGHNESS),fh=nn(ih,ih.METALNESS),yh=nn(ih,ih.NORMAL),bh=nn(ih,ih.CLEARCOAT),xh=nn(ih,ih.CLEARCOAT_ROUGHNESS),Th=nn(ih,ih.CLEARCOAT_NORMAL),_h=nn(ih,ih.ROTATION),vh=nn(ih,ih.SHEEN),Nh=nn(ih,ih.SHEEN_ROUGHNESS),Sh=nn(ih,ih.ANISOTROPY),Rh=nn(ih,ih.IRIDESCENCE),Eh=nn(ih,ih.IRIDESCENCE_IOR),Ah=nn(ih,ih.IRIDESCENCE_THICKNESS),wh=nn(ih,ih.TRANSMISSION),Ch=nn(ih,ih.THICKNESS),Mh=nn(ih,ih.IOR),Bh=nn(ih,ih.ATTENUATION_DISTANCE),Fh=nn(ih,ih.ATTENUATION_COLOR),Lh=nn(ih,ih.LINE_SCALE),Ph=nn(ih,ih.LINE_DASH_SIZE),Dh=nn(ih,ih.LINE_GAP_SIZE),Uh=nn(ih,ih.LINE_WIDTH),Ih=nn(ih,ih.LINE_DASH_OFFSET),Oh=nn(ih,ih.POINT_SIZE),Vh=nn(ih,ih.DISPERSION),kh=nn(ih,ih.LIGHT_MAP),Gh=nn(ih,ih.AO),zh=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))}),$h=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Wh 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 Hh=sn(Wh).setParameterLength(2);class qh 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 Hh(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 jh=(e,t=null,r=0)=>new qh(e,t,r);class Xh 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===Xh.VERTEX)s=e.getVertexIndex();else if(r===Xh.INSTANCE)s=e.getInstanceIndex();else if(r===Xh.DRAW)s=e.getDrawIndex();else if(r===Xh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Xh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Xh.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}}Xh.VERTEX="vertex",Xh.INSTANCE="instance",Xh.SUBGROUP="subgroup",Xh.INVOCATION_LOCAL="invocationLocal",Xh.INVOCATION_SUBGROUP="invocationSubgroup",Xh.DRAW="draw";const Kh=nn(Xh,Xh.VERTEX),Yh=nn(Xh,Xh.INSTANCE),Qh=nn(Xh,Xh.SUBGROUP),Zh=nn(Xh,Xh.INVOCATION_SUBGROUP),Jh=nn(Xh,Xh.INVOCATION_LOCAL),ep=nn(Xh,Xh.DRAW);class tp 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=jh(s,"vec3",Math.max(s.count,1)).element(Yh);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(Dd).xyz;if(Dd.assign(n),e.needsPreviousData()&&Ud.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Jd(qd,t);qd.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(Ud).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=jh(s,"mat4",Math.max(i,1)).element(Yh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Ol(s.array,"mat4",Math.max(i,1)).element(Yh);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 rp=sn(tp).setParameterLength(2,3);class sp extends tp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ip=sn(sp).setParameterLength(1);class np 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=Yh:this.batchingIdNode=ep);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);Dd.assign(u.mul(Dd));const c=qd.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;qd.assign(h),e.hasGeometryAttribute("tangent")&&Oc.mulAssign(d)}}const ap=sn(np).setParameterLength(1),op=new WeakMap;class up 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=xc("bindMatrix","mat4"),this.bindMatrixInverseNode=xc("bindMatrixInverse","mat4"),this.boneMatricesNode=Tc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Dd,this.toPositionNode=Dd,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=qd,r=Oc){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=Tc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ud)}setup(e){e.needsPreviousData()&&Ud.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();qd.assign(t),e.hasGeometryAttribute("tangent")&&Oc.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;op.get(t)!==e.frameId&&(op.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const lp=e=>new up(e);class dp 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 dp(rn(e,"int")).toStack(),hp=()=>ml("break").toStack(),pp=new WeakMap,gp=new s,mp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(Kh).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 fp 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=pp.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(Yh))).r):t.assign(xc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Dd.addAssign(mp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&qd.addAssign(mp({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 yp=sn(fp).setParameterLength(1);class bp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class xp extends bp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Tp 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 _p=sn(Tp);class vp extends bp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Np=new t;class Sp 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(Np):Np.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Np.width&&s.image.height===Np.height||(s.image.width=Np.width,s.image.height=Np.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 Rp=sn(Sp).setParameterLength(0,3),Ep=sn(Sp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Ap=Ep(),wp=(e=Xl,t=null)=>Ap.sample(e,t);let Cp=null;class Mp extends Sp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===Cp&&(Cp=new Y),super(e,t,Cp)}getTextureForReference(){return Cp}}const Bp=sn(Mp).setParameterLength(0,2);class Fp 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===Fp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Fp.DEPTH_BASE)null!==r&&(s=Ip().assign(r));else if(t===Fp.DEPTH)s=e.isPerspectiveCamera?Pp(Vd.z,sd,id):Lp(Vd.z,sd,id);else if(t===Fp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Dp(r,sd,id);s=Lp(e,sd,id)}else s=r;else s=Lp(Vd.z,sd,id);return s}}Fp.DEPTH_BASE="depthBase",Fp.DEPTH="depth",Fp.LINEAR_DEPTH="linearDepth";const Lp=(e,t,r)=>e.add(t).div(t.sub(r)),Pp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Dp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Up=(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)},Ip=sn(Fp,Fp.DEPTH_BASE),Op=nn(Fp,Fp.DEPTH),Vp=sn(Fp,Fp.LINEAR_DEPTH).setParameterLength(0,1),kp=Vp(Bp());Op.assign=e=>Ip(e);class Gp extends li{static get type(){return"ClippingNode"}constructor(e=Gp.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===Gp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Gp.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);cp(n,({i:t})=>{const n=e.element(t);r.assign(Vd.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");cp(a,({i:e})=>{const i=t.element(e);r.assign(Vd.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);cp(r,({i:t})=>{const r=e.element(t);Vd.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");cp(s,({i:e})=>{const s=t.element(e);r.assign(Vd.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());cp(r,({i:e})=>{const t=s.element(e),r=Vd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Gp.ALPHA_TO_COVERAGE="alphaToCoverage",Gp.DEFAULT="default",Gp.HARDWARE="hardware";const zp=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))))))),$p=ln(([e])=>zp(xn(zp(e.xy),e.z))),Wp=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn($p(_o(s.x.mul(e.xyz))),$p(_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 Hp 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 qp=(e=0)=>new Hp(e),jp=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Xp=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Kp=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Yp=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"}]}),Qp=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"}]}),Zp=ln(([e])=>An(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Jp=ln(([e])=>(hn(e.a.equal(0),()=>An(0)),An(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class eg 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 Gp(Gp.ALPHA_TO_COVERAGE):e.stack.addToStack(new Gp)}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 Gp(Gp.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?Up(Vd.z,sd,id):Lp(Vd.z,sd,id))}null!==s&&Op.assign(s).toStack()}setupPositionView(){return Cd.mul(Dd).xyz}setupModelViewProjection(){return nd.mul(Vd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),$h}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&yp(t).toStack(),!0===t.isSkinnedMesh&&lp(t).toStack(),this.displacementMap){const e=vc("displacementMap","texture"),t=vc("displacementScale","float"),r=vc("displacementBias","float");Dd.addAssign(qd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&ap(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ip(t).toStack(),null!==this.positionNode&&Dd.assign(Lu(this.positionNode,"POSITION","vec3")),Dd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?An(this.colorNode):ah;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(qp())),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):lh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):nh,!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(Wp(Dd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):yh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?vc("envMap","cubeTexture"):vc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new vp(kh)),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=Gh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new xp(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=_p(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||uh)),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 Zp(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 tg=new Z;class rg extends eg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(tg),this.setValues(e)}}const sg=new J;class ig extends eg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(sg),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):Ih,t=this.dashScaleNode?mn(this.dashScaleNode):Lh,r=this.dashSizeNode?mn(this.dashSizeNode):Ph,s=this.gapSizeNode?mn(this.gapSizeNode):Dh;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 ng=new J;class ag extends eg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(ng),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=nd.element(2).element(2),s=nd.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(Cd.mul(An(e,1))).toVar("start"),s=An(Cd.mul(An(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):Lh,t=this.offsetNode?mn(this.offsetNode):Ih,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Pd.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=nd.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=nd.mul(r),d=nd.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(Pd.y.lessThan(.5).select(r,s));const u=Uh.mul(.5);o.addAssign(An(Pd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(An(Pd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(An(a.mul(u),0)),hn(Pd.y.greaterThan(1).or(Pd.y.lessThan(0)),()=>{o.subAssign(An(a.mul(2).mul(u),0))})),g.assign(nd.mul(o));const l=Nn().toVar();l.assign(Pd.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(Pd.x.lessThan(0).select(e.negate(),e)),hn(Pd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Pd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Uh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Pd.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):Ph,r=this.gapSizeNode?mn(this.gapSizeNode):Dh;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(Uh);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=Pd.y.lessThan(.5).select(e,t).mul(ah)}else u=ah;return An(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):lh;this.outputNode=An(this.colorNode.rgb.mul(e).add(wp().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 og=new te;class ug extends eg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(og),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):lh;Vn.assign(zu(An(Kc(Yd),e),re))}}const lg=ln(([e=Od])=>{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 dg 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=lg(Od),a=new eg;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 cg=new WeakMap;class hg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=fc(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(cg.has(e)){const t=cg.get(e);gg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new dg(r.height);s.fromEquirectangularTexture(t,e),gg(s.texture,e.mapping),this._cubeTexture=s.texture,cg.set(e,s.texture),e.addEventListener("dispose",pg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function pg(e){const t=e.target;t.removeEventListener("dispose",pg);const r=cg.get(t);void 0!==r&&(cg.delete(t),r.dispose())}function gg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const mg=sn(hg).setParameterLength(1);class fg extends bp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=mg(this.envNode)}}class yg extends bp{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 bg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class xg extends bg{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),ph.mul(gh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,ph.mul(gh)));break;case ce:s.rgb.addAssign(i.rgb.mul(ph.mul(gh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Tg=new ge;class _g extends eg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Tg),this.setValues(e)}setupNormal(){return Wd(Xd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new yg(kh)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new xg}}const vg=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))}),Ng=ln(e=>e.diffuseColor.mul(1/Math.PI)),Sg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Rg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(t).clamp(),s=kd.dot(t).clamp(),i=vg({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=Sg({dotNH:r});return i.mul(n).mul(a)});class Eg extends xg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Yd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Rg({lightDirection:e})).mul(ph))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Ag=new me;class wg extends eg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ag),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Eg(!1)}}const Cg=new fe;class Mg extends eg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Cg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Eg}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):oh).max(1e-4);ia.assign(e);const t=this.specularNode||dh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Bg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=Xd.dFdx().abs().max(Xd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Fg=ln(e=>{const{roughness:t}=e,r=Bg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Lg=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"}]}),Pg=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"}]}),Dg=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"}]}),Ug=mn(1/Math.PI),Ig=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 Ug.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"}]}),Og=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Yd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(kd).normalize(),d=n.dot(e).clamp(),c=n.dot(kd).clamp(),h=n.dot(l).clamp(),p=kd.dot(l).clamp();let g,m,f=vg({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(kd),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(kd),a=ea.dot(l);g=Pg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Ig({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Lg({alpha:u,dotNL:d,dotNV:c}),m=Dg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Vg=new 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kg=null;const Gg=ln(({roughness:e,dotNV:t})=>{null===kg&&(kg=new ye(Vg,16,16,G,be),kg.name="DFG_LUT",kg.minFilter=oe,kg.magFilter=oe,kg.wrapS=xe,kg.wrapT=xe,kg.generateMipmaps=!1,kg.needsUpdate=!0);const r=xn(e,t);return Dl(kg,r).rg}),zg=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Og({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Yd.dot(e).clamp(),l=Yd.dot(kd).clamp(),d=Gg({roughness:s,dotNV:l}),c=Gg({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(_)}),$g=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Gg({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Wg=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"}]}),Hg=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"}]}),qg=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"}]}),jg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(e).clamp(),s=Yd.dot(kd).clamp(),i=Yd.dot(t).clamp(),n=Hg({roughness:jn,dotNH:i}),a=qg({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),Xg=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"}]}),Kg=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"}]}),Yg=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"}]}),Qg=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(Yg({v1:h,v2:p})),f.addAssign(Yg({v1:p,v2:g})),f.addAssign(Yg({v1:g,v2:m})),f.addAssign(Yg({v1:m,v2:h})),c.assign(Nn(Kg({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"}]}),Zg=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(Yg({v1:n,v2:a})),d.addAssign(Yg({v1:a,v2:o})),d.addAssign(Yg({v1:o,v2:l})),d.addAssign(Yg({v1:l,v2:n})),u.assign(Nn(Kg({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"}]}),Jg=1/6,em=e=>La(Jg,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),tm=e=>La(Jg,La(e,La(e,La(3,e).sub(6))).add(4)),rm=e=>La(Jg,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),sm=e=>La(Jg,Jo(e,3)),im=e=>em(e).add(tm(e)),nm=e=>rm(e).add(sm(e)),am=e=>Ba(-1,tm(e).div(em(e).add(tm(e)))),om=e=>Ba(1,sm(e).div(rm(e).add(sm(e)))),um=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=im(a.x),u=nm(a.x),l=am(a.x),d=om(a.x),c=am(a.y),h=om(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=im(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=nm(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},lm=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=um(e,An(i,r),_o(t)),o=um(e,An(n,s),vo(t));return So(t).mix(a,o)}),dm=ln(([e,t])=>{const r=t.mul(Ml(e));return lm(e,r)}),cm=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"}]}),hm=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"}]}),pm=Ep(),gm=wp(),mm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?pm:gm).sample(e),n=bo(Kl.x).mul(hm(t,r));return lm(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"}]}),ym=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));cp({start:0,end:3},({i:i})=>{const d=n.element(i),g=cm(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=mm(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=cm(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=mm(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($g({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())}),bm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),xm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Tm=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=xm(n,e),l=vg({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=xm(p,n.toVec3()),m=vg({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 cp({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),bm.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"}]}),_m=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()}),vm=Nn(.04),Nm=mn(1);class Sm extends bg{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=Yd.dot(kd).clamp(),t=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,$n),this.iridescenceF0Dielectric=Wg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Wg({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,$n)}if(!0===this.transmission){const t=Id,r=dd.sub(Id).normalize(),s=Qd,i=e.context;i.backdrop=ym(s,r,zn,kn,ra,sa,t,vd,od,nd,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=Yd.dot(kd).clamp(),a=Gg({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=Yd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(jg({lightDirection:e})));const t=_m({normal:Yd,viewDir:kd,roughness:jn}),r=_m({normal:Yd,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=Zd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Og({lightDirection:e,f0:vm,f90:Nm,roughness:Hn,normalView:Zd})))}r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(zg({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=Yd,h=kd,p=Vd.toVar(),g=Xg({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(Qg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(Qg({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=Zd,r=Xg({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=vm.mul(i.x).add(Nm.sub(vm).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(Qg({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(Ng({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=_m({normal:Yd,viewDir:kd,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,_m({normal:Yd,viewDir:kd,roughness:jn}))),!0===this.clearcoat){const e=Zd.dot(kd).clamp(),t=$g({dotNV:e,specularColor:vm,specularF90:Nm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,$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=_m({normal:Yd,viewDir:kd,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=Yd.dot(kd).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=Zd.dot(kd).clamp(),r=vg({dotVH:e,f0:vm,f90:Nm}),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 Rm=mn(1),Em=mn(-2),Am=mn(.8),wm=mn(-1),Cm=mn(.4),Mm=mn(2),Bm=mn(.305),Fm=mn(3),Lm=mn(.21),Pm=mn(4),Dm=mn(4),Um=mn(16),Im=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"}]}),Om=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"}]}),Vm=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual(Am),()=>{t.assign(Rm.sub(e).mul(wm.sub(Em)).div(Rm.sub(Am)).add(Em))}).ElseIf(e.greaterThanEqual(Cm),()=>{t.assign(Am.sub(e).mul(Mm.sub(wm)).div(Am.sub(Cm)).add(wm))}).ElseIf(e.greaterThanEqual(Bm),()=>{t.assign(Cm.sub(e).mul(Fm.sub(Mm)).div(Cm.sub(Bm)).add(Mm))}).ElseIf(e.greaterThanEqual(Lm),()=>{t.assign(Bm.sub(e).mul(Pm.sub(Fm)).div(Bm.sub(Lm)).add(Fm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),km=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"}]}),Gm=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(Vm(a),Em,n),l=So(u),d=_o(u),c=Nn(zm(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(zm(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),zm=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Im(o)).toVar(),l=mn(qo(Dm.sub(a),0)).toVar();a.assign(qo(a,Dm));const d=mn(fo(a)).toVar(),c=xn(Om(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,Um))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),$m=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 zm(e,l,t,n,a,o)}),Wm=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($m({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),cp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{hp()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul($m({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($m({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)}),Hm=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)}),qm=ln(([e,t])=>xn(mn(e).div(mn(t)),Hm(e))),jm=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)))}),Xm=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(zm(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();cp({start:yn(0),end:i},({i:s})=>{const p=qm(s,i),g=jm(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=zm(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)}),Km=[.125,.215,.35,.446,.526,.582],Ym=20,Qm=new _e(-1,1,1,-1,0,1),Zm=new ve(90,1),Jm=new e;let ef=null,tf=0,rf=0;const sf=new r,nf=new WeakMap,af=[3,1,5,0,4,2],of=km(El(),Rl("faceIndex")).normalize(),uf=Nn(of.x,of.y,of.z);class lf{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=sf,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}ef=this._renderer.getRenderTarget(),tf=this._renderer.getActiveCubeFace(),rf=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=pf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=gf(),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=Km[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=af[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(Ym).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(Ym),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:uf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=hf("blur");return f.fragmentNode=Wm({...m,latitudinal:u.equal(1)}),nf.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=hf("ggx");return d.fragmentNode=Xm({...l,N_immutable:uf,GGX_SAMPLES:yn(512)}),nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,Qm)}_sceneToCubeUV(e,t,r,s,i){const n=Zm;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(Jm),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(Jm),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;cf(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=pf(e)):null===this._equirectMaterial&&(this._equirectMaterial=gf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;cf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Qm)}_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,cf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Qm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,cf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Qm)}_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=nf.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):Ym;f>Ym&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Qm)}}function df(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function cf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function hf(e){const t=new eg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function pf(e){const t=hf("cubemap");return t.fragmentNode=fc(e,uf),t}function gf(e){const t=hf("equirect");return t.fragmentNode=Dl(e,lg(uf),0),t}const mf=new WeakMap;function ff(e,t,r){const s=function(e){let t=mf.get(e);void 0===t&&(t=new WeakMap,mf.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 yf 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 lf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=uc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Gm(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const bf=sn(yf).setParameterLength(1,3),xf=new WeakMap;class Tf extends bp{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 e=r.isTextureNode?r.value:t[r.property];let s=xf.get(e);void 0===s&&(s=bf(e),xf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Xc:Yd,i=r.context(_f(zn,s)).mul(oc),n=r.context(vf(Qd)).mul(Math.PI).mul(oc),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(_f(Hn,Zd)).mul(oc),t=ol(e);u.addAssign(t)}}}const _f=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=kd.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(od)),r),getTextureLevel:()=>e}},vf=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Nf=new Ae;class Sf extends eg{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(Nf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Tf(t):null}setupLightingModel(){return new Sm}setupSpecular(){const e=au(Nn(.04),Vn.rgb,$n);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):fh;$n.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):mh;t=Fg({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 Rf=new we;class Ef extends Sf{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(Rf),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):Mh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(hh),Nn(1)).mul(ch)),ra.assign(au(ta,Vn.rgb,$n)),sa.assign(au(ch,1,$n))}setupLightingModel(){return new Sm(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):bh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):xh;Wn.assign(e),Hn.assign(Fg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):vh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Nh;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Rh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):Eh,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Ah;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Sh).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(qc[0].mul(e.x).add(qc[1].mul(e.y))),ea.assign(qc[1].mul(e.x).sub(qc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):wh,t=this.thicknessNode?mn(this.thicknessNode):Ch,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Bh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):Fh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Vh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Th}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 Af extends Sm{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(Yd.mul(a)).normalize(),h=mn(kd.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 Ef{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 Af(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 Cf=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=vc("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 Mf extends bg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Cf({normal:Hd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Ng({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Bf=new Ce;class Ff extends eg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Bf),this.setValues(e)}setupLightingModel(){return new Mf}}const Lf=ln(()=>{const e=Nn(kd.z,0,kd.x.negate()).normalize(),t=kd.cross(e);return xn(e.dot(Yd),t.dot(Yd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Pf=new Me;class Df extends eg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Pf),this.setValues(e)}setupVariants(e){const t=Lf;let r;r=e.material.matcap?vc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Uf 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 If=sn(Uf).setParameterLength(2),Of=new Be;class Vf extends eg{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(Of),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Cd.mul(Nn(s||0));let u=xn(vd[0].xyz.length(),vd[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Pd.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||_h),c=If(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 kf=new Fe,Gf=new t;class zf extends Vf{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(kf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Cd.mul(Nn(e||Dd)).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):Oh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul($f.div(Vd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Pd.xy;if(s&&s.isNode){const e=mn(s);l=If(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 $f=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Gf);this.value=.5*t.y});class Wf extends bg{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 Hf=new Le;class qf extends eg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Hf),this.setValues(e)}setupLightingModel(){return new Wf}}const jf=In("vec3"),Xf=In("vec3"),Kf=In("vec3");class Yf extends bg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(dd.sub(Id).length().greaterThan(Ed.mul(2)),()=>{r.assign(dd),s.assign(Id)}).Else(()=>{r.assign(Id),s.assign(dd)});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)),cp(n,()=>{const s=r.add(o.mul(u)),i=od.mul(An(s,1)).xyz;let n;null!==t.depthNode&&(Xf.assign(Vp(Pp(i.z,sd,id))),e.context.sceneDepthNode=Vp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,jf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&jf.mulAssign(n);const d=jf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Kf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(Xf),()=>{jf.addAssign(e)}):jf.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(Zg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Kf)}}class Qf extends eg{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 Yf}}class Zf{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 Jf{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 ry=[];class sy{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);ry[0]=e,ry[1]=t,ry[2]=n,ry[3]=i;let l=u.get(ry);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(ry,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)),ry[0]=null,ry[1]=null,ry[2]=null,ry[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Jf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new ty(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 iy{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 ny=1,ay=2,oy=3,uy=4,ly=16;class dy extends iy{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===ny?this.backend.createAttribute(e):t===ay?this.backend.createIndexAttribute(e):t===oy?this.backend.createStorageAttribute(e):t===uy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{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,oy):this.updateAttribute(e,ny);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ay);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,uy)}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=py(t),e.set(t,r)):r.version===cy(t)&&r.__id===hy(t)||(this.attributes.delete(r),r=py(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 my{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 yy extends fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class by extends fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let xy=0;class Ty{constructor(e,t,r,s=null,i=null){this.id=xy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class _y extends iy{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 Ty(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 Ty(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 Ty(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 by(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 yy(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 vy extends iy{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?uy:oy;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?uy:oy,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 Ny(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 Sy(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 Ry(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class Ey{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?(Ry(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?(Ry(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||Ny),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Sy),this.transparent.length>1&&this.transparent.sort(t||Sy)}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?Ie:Oe,l.type=e.stencilBuffer?Ve: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:ke}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=Ly){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 Oy=sn(Iy).setParameterLength(0,1);class Vy 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 ky 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 Gy 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 Ky(e,"uint","float"),Zy={};class Jy extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Yy(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=Qy(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))()}}Jy.COUNT_TRAILING_ZEROS="countTrailingZeros",Jy.COUNT_LEADING_ZEROS="countLeadingZeros",Jy.COUNT_ONE_BITS="countOneBits";const eb=an(Jy,Jy.COUNT_TRAILING_ZEROS).setParameterLength(1),tb=an(Jy,Jy.COUNT_LEADING_ZEROS).setParameterLength(1),rb=an(Jy,Jy.COUNT_ONE_BITS).setParameterLength(1),sb=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)}),ib=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class nb 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)}(${this.vectorNode.build(e,t)})`}}const ab=an(nb,"snorm").setParameterLength(1),ob=an(nb,"unorm").setParameterLength(1),ub=an(nb,"float16").setParameterLength(1);class lb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const db=an(lb,"snorm").setParameterLength(1),cb=an(lb,"unorm").setParameterLength(1),hb=an(lb,"float16").setParameterLength(1),pb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),gb=ln(([e])=>Nn(pb(e.z.add(pb(e.y.mul(1)))),pb(e.z.add(pb(e.x.mul(1)))),pb(e.y.add(pb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),mb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return cp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(gb(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(pb(s.z.add(pb(s.x.add(pb(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 yb=sn(fb),bb=e=>(...t)=>yb(e,...t),xb=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Tb=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),_b=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const vb=ln(([e,t,r=xn(.5)])=>If(e.sub(r),t).add(r)),Nb=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))}),Sb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=vd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=vd;const i=od.mul(s);return Yi(t)&&(i[0][0]=vd[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=vd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,nd.mul(i).mul(Dd)}),Rb=ln(([e=null])=>{const t=Vp();return Vp(Bp(e)).sub(t).lessThan(0).select(Xl,e)}),Eb=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)}),Ab=ln(([e,t=null,r=null,s=mn(1),i=Dd,n=qd])=>{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 qe,Cb=new r,Mb=new r,Bb=new r,Fb=new a,Lb=new r(0,0,-1),Pb=new s,Db=new r,Ub=new r,Ib=new s,Ob=new t,Vb=new se,kb=Xl.flipX();Vb.depthTexture=new Y(1,1);let Gb=!1;class zb extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Vb.texture,kb),this._reflectorBaseNode=e.reflector||new $b(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 zb({defaultTexture:Vb.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 $b extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new je,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(Ob),e.setSize(Math.round(Ob.width*r),Math.round(Ob.height*r))}setup(e){return this._updateResolution(Vb,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=Xe,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Gb)return!1;Gb=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Ob),this._updateResolution(o,s),Mb.setFromMatrixPosition(n.matrixWorld),Bb.setFromMatrixPosition(r.matrixWorld),Fb.extractRotation(n.matrixWorld),Cb.set(0,0,1),Cb.applyMatrix4(Fb),Db.subVectors(Mb,Bb);let u=!1;if(!0===Db.dot(Cb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Gb=!1);u=!0}Db.reflect(Cb).negate(),Db.add(Mb),Fb.extractRotation(r.matrixWorld),Lb.set(0,0,-1),Lb.applyMatrix4(Fb),Lb.add(Bb),Ub.subVectors(Mb,Lb),Ub.reflect(Cb).negate(),Ub.add(Mb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Db),a.up.set(0,1,0),a.up.applyMatrix4(Fb),a.up.reflect(Cb),a.lookAt(Ub),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),wb.setFromNormalAndCoplanarPoint(Cb,Mb),wb.applyMatrix4(a.matrixWorldInverse),Pb.set(wb.normal.x,wb.normal.y,wb.normal.z,wb.constant);const l=a.projectionMatrix;Ib.x=(Math.sign(Pb.x)+l.elements[8])/l.elements[0],Ib.y=(Math.sign(Pb.y)+l.elements[9])/l.elements[5],Ib.z=-1,Ib.w=(1+l.elements[10])/l.elements[14],Pb.multiplyScalar(1/Pb.dot(Ib));l.elements[2]=Pb.x,l.elements[6]=Pb.y,l.elements[10]=s.coordinateSystem===h?Pb.z-0:Pb.z+1-0,l.elements[14]=Pb.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,Gb=!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 Wb=new _e(-1,1,1,-1,0,1);class Hb 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 Ke([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ke(t,2))}}const qb=new Hb;class jb extends ne{constructor(e=null){super(qb,e),this.camera=Wb,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,Wb)}render(e){e.render(this,Wb)}}const Xb=new t;class Kb 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 jb(new eg),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(Xb),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 Yb=(e,...t)=>Ji(new Kb(Ji(e),...t)),Qb=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)}),Zb=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())}),Jb=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=Qb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Qb(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(Qb(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Qb(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(Qb(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),ex=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),tx=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 rx 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 sx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===sx.OBJECT?this.updateType=ei.OBJECT:e===sx.MATERIAL?this.updateType=ei.RENDER:e===sx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===sx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}sx.OBJECT="object",sx.MATERIAL="material",sx.BEFORE_OBJECT="beforeObject",sx.BEFORE_MATERIAL="beforeMaterial";const ix=(e,t)=>new sx(e,t).toStack();class nx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class ax extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ox 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 ux=nn(ox),lx=new F,dx=new a,cx=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),hx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),px=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ye?(lx.copy(e.backgroundRotation),lx.x*=-1,lx.y*=-1,lx.z*=-1,dx.makeRotationFromEuler(lx)):dx.identity(),dx});class gx 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 mx=sn(gx).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 yx 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 bx=sn(yx).setParameterLength(1,3);class xx extends bc{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 Tx=new WeakMap;class _x 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=Nx(r);this.previousModelWorldMatrix.value.copy(s);const i=vx(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}){Nx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?nd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Cd).mul(Dd),s=this.previousProjectionMatrix.mul(t).mul(Ud),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function vx(e){let t=Tx.get(e);return void 0===t&&(t={},Tx.set(e,t)),t}function Nx(e,t=0){const r=vx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Sx=nn(_x),Rx=ln(([e])=>Cx(e.rgb)),Ex=ln(([e,t=mn(1)])=>t.mix(Cx(e.rgb),e.rgb)),Ax=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())))))}),Cx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),Mx=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)});class Bx extends hi{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const Fx=sn(Bx).setParameterLength(2);let Lx=null;class Px extends Sp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Lx&&(Lx=new X),super(e,t,Lx)}getTextureForReference(){return Lx}updateReference(){return this}}const Dx=sn(Px).setParameterLength(0,2),Ux=new t;class Ix extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Ox extends Ix{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}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 Vx 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 Ox(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 Ox(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=Dp(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=Lp(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===Vx.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),Ux.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Ux)),this._pixelRatio=i,this.setSize(Ux.width,Ux.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()}}Vx.COLOR="color",Vx.DEPTH="depth";class kx extends Vx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Vx.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 eg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=qd.negate(),r=nd.mul(Cd),s=mn(1),i=r.mul(An(Dd,1)),n=r.mul(An(Dd.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 Gx=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),zx=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"}]}),$x=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"}]}),Wx=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)}),Hx=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=Wx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),qx=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),jx=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),Xx=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))))}),Kx=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(jx.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(Xx(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(qx.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Yx=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 Qx 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 Zx=sn(Qx).setParameterLength(1,3);class Jx extends Qx{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 eT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function tT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Vd.z).negate()}const rT=ln(([e,t],r)=>{const s=tT(r);return du(e,t,s)}),sT=ln(([e],t)=>{const r=tT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),iT=ln(([e,t],r)=>{const s=tT(r),i=t.sub(Id.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),nT=ln(([e,t])=>An(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let aT=null,oT=null;class uT 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));aT=aT||new s,oT=oT||new s,aT.setScalar(0),oT.setScalar(0),1===u?aT.setScalar(a):a.isColor?aT.set(a.r,a.g,a.b,1):aT.set(a.x,a.y,a.z||0,a.w||0),1===d?oT.setScalar(o):o.isColor?oT.set(o.r,o.g,o.b,1):oT.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 dT(e,t),hT=cT("numWorkgroups","uvec3"),pT=cT("workgroupId","uvec3"),gT=cT("globalId","uvec3"),mT=cT("localId","uvec3"),fT=cT("subgroupSize","uint");class yT 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 bT=sn(yT);class xT 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 TT 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`${this.scope}Array`}element(e){return new xT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class _T extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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)}}_T.ATOMIC_LOAD="atomicLoad",_T.ATOMIC_STORE="atomicStore",_T.ATOMIC_ADD="atomicAdd",_T.ATOMIC_SUB="atomicSub",_T.ATOMIC_MAX="atomicMax",_T.ATOMIC_MIN="atomicMin",_T.ATOMIC_AND="atomicAnd",_T.ATOMIC_OR="atomicOr",_T.ATOMIC_XOR="atomicXor";const vT=sn(_T),NT=(e,t,r)=>vT(e,t,r).toStack();class ST 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===ST.SUBGROUP_ELECT?"bool":t===ST.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===ST.SUBGROUP_BROADCAST||r===ST.SUBGROUP_SHUFFLE||r===ST.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ST.SUBGROUP_SHUFFLE_XOR||r===ST.SUBGROUP_SHUFFLE_DOWN||r===ST.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)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ST.SUBGROUP_ELECT="subgroupElect",ST.SUBGROUP_BALLOT="subgroupBallot",ST.SUBGROUP_ADD="subgroupAdd",ST.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ST.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ST.SUBGROUP_MUL="subgroupMul",ST.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ST.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ST.SUBGROUP_AND="subgroupAnd",ST.SUBGROUP_OR="subgroupOr",ST.SUBGROUP_XOR="subgroupXor",ST.SUBGROUP_MIN="subgroupMin",ST.SUBGROUP_MAX="subgroupMax",ST.SUBGROUP_ALL="subgroupAll",ST.SUBGROUP_ANY="subgroupAny",ST.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ST.QUAD_SWAP_X="quadSwapX",ST.QUAD_SWAP_Y="quadSwapY",ST.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ST.SUBGROUP_BROADCAST="subgroupBroadcast",ST.SUBGROUP_SHUFFLE="subgroupShuffle",ST.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ST.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ST.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ST.QUAD_BROADCAST="quadBroadcast";const RT=an(ST,ST.SUBGROUP_ELECT).setParameterLength(0),ET=an(ST,ST.SUBGROUP_BALLOT).setParameterLength(1),AT=an(ST,ST.SUBGROUP_ADD).setParameterLength(1),wT=an(ST,ST.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),CT=an(ST,ST.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),MT=an(ST,ST.SUBGROUP_MUL).setParameterLength(1),BT=an(ST,ST.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),FT=an(ST,ST.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),LT=an(ST,ST.SUBGROUP_AND).setParameterLength(1),PT=an(ST,ST.SUBGROUP_OR).setParameterLength(1),DT=an(ST,ST.SUBGROUP_XOR).setParameterLength(1),UT=an(ST,ST.SUBGROUP_MIN).setParameterLength(1),IT=an(ST,ST.SUBGROUP_MAX).setParameterLength(1),OT=an(ST,ST.SUBGROUP_ALL).setParameterLength(0),VT=an(ST,ST.SUBGROUP_ANY).setParameterLength(0),kT=an(ST,ST.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),GT=an(ST,ST.QUAD_SWAP_X).setParameterLength(1),zT=an(ST,ST.QUAD_SWAP_Y).setParameterLength(1),$T=an(ST,ST.QUAD_SWAP_DIAGONAL).setParameterLength(1),WT=an(ST,ST.SUBGROUP_BROADCAST).setParameterLength(2),HT=an(ST,ST.SUBGROUP_SHUFFLE).setParameterLength(2),qT=an(ST,ST.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),jT=an(ST,ST.SUBGROUP_SHUFFLE_UP).setParameterLength(2),XT=an(ST,ST.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),KT=an(ST,ST.QUAD_BROADCAST).setParameterLength(1);let YT;function QT(e){YT=YT||new WeakMap;let t=YT.get(e);return void 0===t&&YT.set(e,t={}),t}function ZT(e){const t=QT(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 JT(e,t=Id){const r=ZT(e).mul(t);return r.xyz.div(r.w)}function e_(e){const t=QT(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function t_(e){const t=QT(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function r_(e){const t=QT(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 s_=e=>od.transformDirection(e_(e).sub(t_(e))),i_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},n_=new WeakMap,a_=[];class o_ 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=i_(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;n_.has(e)?s=n_.get(e):(s=new r(e),n_.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 u_ 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}){l_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Id)}}const l_=In("vec3","shadowPositionWorld");function d_(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 c_(e,t){return t=d_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function h_(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 p_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function g_(e,t){return t=p_(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 f_(e,t,r){return r=g_(t,r=c_(e,r))}function y_(e,t,r){h_(e,r),m_(t,r)}var b_=Object.freeze({__proto__:null,resetRendererAndSceneState:f_,resetRendererState:c_,resetSceneState:g_,restoreRendererAndSceneState:y_,restoreRendererState:h_,restoreSceneState:m_,saveRendererAndSceneState:function(e,t,r={}){return r=p_(t,r=d_(e,r))},saveRendererState:d_,saveSceneState:p_});const x_=new WeakMap,T_=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)}),__=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=xc("mapSize","vec2",r).setGroup(xa),a=xc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=ex(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(tx(0,5,l).mul(u)),t.z),i(t.xy.add(tx(1,5,l).mul(u)),t.z),i(t.xy.add(tx(2,5,l).mul(u)),t.z),i(t.xy.add(tx(3,5,l).mul(u)),t.z),i(t.xy.add(tx(4,5,l).mul(u)),t.z)).mul(.2)}),v_=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=xc("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)}),N_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=qo(1e-7,s.y.mul(s.y)),a=jo(t.z,i),o=mn(1).toVar();return hn(a.notEqual(1),()=>{const e=t.z.sub(i);let r=n.div(n.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),o.assign(qo(a,r))}),o}),S_=e=>{let t=x_.get(e);return void 0===t&&(t=new eg,t.colorNode=An(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,x_.set(e,t)),t},R_=e=>{const t=x_.get(e);void 0!==t&&(t.dispose(),x_.delete(e))},E_=new Jf,A_=[],w_=(e,t,r,s)=>{A_[0]=e,A_[1]=t;let i=E_.get(A_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Qe)&&(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,E_.set(A_,i)),A_[0]=null,A_[1]=null,i},C_=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));cp({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)}),M_=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));cp({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)}),B_=[T_,__,v_,N_];let F_;const L_=new jb;class P_ extends u_{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||xc("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,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=xc("near","float",r.camera).setGroup(xa),s=xc("far","float",r.camera).setGroup(xa);n=Up(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return B_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=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===Qe&&!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=xc("blurSamples","float",i).setGroup(xa),o=xc("radius","float",i).setGroup(xa),u=xc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new eg);l.fragmentNode=C_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new eg),l.fragmentNode=M_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=xc("intensity","float",i).setGroup(xa),l=xc("normalBias","float",i).setGroup(xa),d=ZT(s).mul(l_.add(Qd.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===Qe&&!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=fc(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?fc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?fc(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");F_=f_(i,n,F_),n.overrideMaterial=S_(r),i.setRenderObjectFunction(w_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Qe&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,y_(i,n,F_)}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),L_.material=this.vsmMaterialVertical,L_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),L_.material=this.vsmMaterialHorizontal,L_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,R_(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 D_=(e,t)=>new P_(e,t),U_=new e,I_=new a,O_=new r,V_=new r,k_=[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)],G_=[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)],z_=[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)],$_=[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)],W_=ln(({depthTexture:e,bd3D:t,dp:r})=>fc(e,t).compare(r)),H_=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=xc("radius","float",s).setGroup(xa),n=xc("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=ex(Yl.xy).mul(6.28318530718),c=tx(0,5,d),h=tx(1,5,d),p=tx(2,5,d),g=tx(3,5,d),m=tx(4,5,d);return fc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(fc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),q_=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toConst(),n=i.abs().toConst(),a=n.x.max(n.y).max(n.z),o=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),l=xc("bias","float",s).setGroup(xa),d=mn(1).toVar();return hn(a.sub(u).lessThanEqual(0).and(a.sub(o).greaterThanEqual(0)),()=>{const r=Pp(a.negate(),o,u);r.addAssign(l);const n=i.normalize();d.assign(e({depthTexture:t,bd3D:n,dp:r,shadow:s}))}),d});class j_ extends P_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?W_:H_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return q_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=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?k_:z_,d=u?G_:$_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(U_),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()),O_.setFromMatrixPosition(s.matrixWorld),a.position.copy(O_),V_.copy(a.position),V_.add(l[e]),a.up.copy(d[e]),a.lookAt(V_),a.updateMatrixWorld(),o.makeTranslation(-O_.x,-O_.y,-O_.z),I_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(I_,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 X_=(e,t)=>new j_(e,t);class K_ extends bp{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 r_(this.light).sub(e.context.positionView||Vd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return D_(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 Y_=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)}),Q_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=Y_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Z_ extends K_{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 X_(this.light)}setupDirect(e){return Q_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const J_=ln(([e=El()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),ev=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}),tv=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"}]}),rv=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"}]}),sv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),iv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(sv(r)),r.sub(mn(t))}),nv=bb([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"}]})]),av=bb([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"}]})]),ov=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(tv(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,tv(a.lessThan(yn(4)),s,i))).toVar();return rv(o,bn(a.bitAnd(yn(1)))).add(rv(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"}]}),uv=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(tv(u.lessThan(yn(8)),a,n)).toVar(),d=mn(tv(u.lessThan(yn(4)),n,tv(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return rv(l,bn(u.bitAnd(yn(1)))).add(rv(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"}]}),lv=bb([ov,uv]),dv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(lv(n.x,i,s),lv(n.y,i,s),lv(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"}]}),cv=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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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)),bv(c,h,p),c.addAssign(yn(a)),h.addAssign(yn(n)),xv(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"}]})]),Nv=bb([ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(vv(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(vv(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"}]})]),Sv=bb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(iv(t.x,r)).toVar(),n=mn(iv(t.y,s)).toVar(),a=mn(_v(i)).toVar(),o=mn(_v(n)).toVar(),u=mn(nv(lv(vv(r,s),i,n),lv(vv(r.add(fn(1)),s),i.sub(1),n),lv(vv(r,s.add(fn(1))),i,n.sub(1)),lv(vv(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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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 cp(a,()=>{u.addAssign(l.mul(Rv(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"}]}),Mv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar();return xn(wv(o,a,n,i),wv(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"}]}),Bv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(Cv(o,a,n,i)).toVar(),l=mn(wv(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"}]}),Fv=bb([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(Av(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(Av(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"}]})]),Lv=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(iv(n.x,a),iv(n.y,o)).toVar(),l=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Fv(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"}]}),Pv=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(iv(n.x,a),iv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Fv(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"}]}),Dv=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(iv(n.x,a),iv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Fv(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"}]}),Uv=bb([Lv,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(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Fv(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"}]})]),Iv=bb([Pv,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(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Fv(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"}]})]),Ov=bb([Dv,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(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const 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hn(c.equal(fn(0)),()=>{N.assign(Rv(v))}),hn(c.equal(fn(1)),()=>{N.assign(Av(v))}),hn(c.equal(fn(2)),()=>{N.assign(Ov(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Cv(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"}]}),kv=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=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=zs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return CN.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 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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 tN("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 uN(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 rN(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 sN(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 iN(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 nN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Jx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Uy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new oN,this.stack=Oy();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${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 "${t.type}" is not compatible.`),e=new eg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=AN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new bN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new xN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new TN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new _N(e);else if("color"===t)s=new vN(e);else if("mat2"===t)s=new NN(e);else if("mat3"===t)s=new SN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new RN(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 FN{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 LN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}LN.isNodeFunctionInput=!0;class PN extends K_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class DN extends K_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:s_(this.light),lightColor:e}}}class UN extends K_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=e_(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=Qd.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class IN extends K_{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=JT(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(s_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=Y_({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 ON extends IN{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 VN extends K_{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=Xv(Qd,this.lightProbe);e.context.irradiance.addAssign(t)}}const kN=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class GN extends IN{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=ZT(this.light).mul(e.context.positionWorld||Id);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=kN(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 zN=new a,$N=new a;let WN=null;class HN extends K_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;$N.identity(),zN.copy(t.matrixWorld),zN.premultiply(r),$N.extractRotation(zN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4($N),this.halfHeight.value.applyMatrix4($N)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(WN.LTC_FLOAT_1),r=Dl(WN.LTC_FLOAT_2)):(t=Dl(WN.LTC_HALF_1),r=Dl(WN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:r_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){WN=e}}class qN{parseFunction(){d("Abstract function.")}}class jN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}jN.isNodeFunction=!0;const XN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,KN=/[a-z_0-9]+/gi,YN="#pragma main";class QN extends jN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(YN),r=-1!==t?e.slice(t+12):e,s=r.match(XN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=KN.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 eg),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 eN(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){eS[0]=e,eS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(eS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&tS.push(t.getCacheKey(!0)),i&&tS.push(i.getCacheKey()),n&&tS.push(n.getCacheKey()),tS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),tS.push(this.renderer.shadowMap.enabled?1:0),tS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(tS),this.callHashCache.set(eS,s),tS.length=0}return eS[0]=null,eS[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 bf(r);{let e;return e=!0===r.isCubeTexture?fc(r):Dl(r),mg(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=xc("color","color",r).setGroup(xa),t=xc("density","float",r).setGroup(xa);return nT(e,sT(t))}if(r.isFog){const e=xc("color","color",r).setGroup(xa),t=xc("near","float",r).setGroup(xa),s=xc("far","float",r).setGroup(xa);return nT(e,rT(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?fc(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 JN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?bx(e,Nn(Xl,$l("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return JN.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 FN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const sS=new qe;class iS{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 hS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:ke,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;fS(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 TS(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 _S(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 rS(this,r),this._animation=new Zf(this,this._nodes,this.info),this._attributes=new dy(r),this._background=new Qv(this,this._nodes),this._geometries=new gy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new _y(r,this._nodes),this._bindings=new vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new sy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new wy(this.lighting),this._bundles=new oS,this._renderContexts=new Fy,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:NS;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 iS),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=Bd,t.modelNormalViewMatrix=Fd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Bd&&e.modelNormalViewMatrix===Fd}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=_,g.viewportValue.maxDepth=v,g.viewport=!1===g.viewportValue.equals(RS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(RS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new iS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?AS:ES;t.isArrayCamera||(wS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(wS,t.coordinateSystem,t.reversedDepth));const S=this._renderLists.get(e,t);if(S.begin(),this._projectObject(e,t,0,S,g.clippingContext),S.finish(),!0===this.sortObjects&&S.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=SS.width,g.height=SS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=S.occlusionQueryCount,g.scissorValue.max(CS.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,S,g),g.camera=t,this.backend.beginRender(g);const{bundles:R,lightsNode:E,transparentDoublePass:A,transparent:w,opaque:C}=S;return R.length>0&&this._renderBundles(R,l,E),!0===this.opaque&&C.length>0&&this._renderObjects(C,t,l,E),!0===this.transparent&&w.length>0&&this._renderTransparents(w,A,t,l,E),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 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.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=CS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=CS.copy(t).floor()}else t=CS.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?AS:ES;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&CS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(wS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,CS.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?AS:ES;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),CS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(wS)),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===Qe?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:MS[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 FS{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 LS extends FS{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)+(ly-e%ly)%ly;var e}get buffer(){return this._buffer}update(){return!0}}class PS extends LS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let DS=0;class US extends PS{constructor(e,t){super("UniformBuffer_"+DS++,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 IS extends PS{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 GS=0;class zS extends kS{constructor(e,t){super(e,t),this.id=GS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class $S extends zS{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 WS extends $S{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class HS extends $S{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const qS={bitcast_int_uint:new Qx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Qx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},jS={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},XS={low:"lowp",medium:"mediump",high:"highp"},KS={swizzleAssign:!0,storageBuffer:!1},YS={perspective:"smooth",linear:"noperspective"},QS={centroid:"centroid"},ZS="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class JS extends BN{constructor(e,t){super(e,t,new ZN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=qS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==qS[e]&&this._include(e),jS[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:Et:4===s&&(n=i?At:Se);const a={Float32Array:j,Uint8Array:ke,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=XS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=XS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${YS[s.interpolationType]||s.interpolationType} ${QS[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${YS[e.interpolationType]||e.interpolationType} ${QS[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=KS[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)}KS[e]=t}return t}isFlipY(){return!0}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 $S(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new WS(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new HS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new US(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 VS(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 eR=null,tR=null;class rR{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 eR=eR||new t,this.renderer.getDrawingBufferSize(eR)}setScissorTest(){}getClearColor(){const e=this.renderer;return tR=tR||new Dy,e.getClearColor(tR),tR.getRGB(tR),tR}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 sR,iR,nR=0;class aR{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 oR{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:nR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new aR(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 dR,cR,hR,pR=!1;class gR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===pR&&(this._init(),pR=!0)}_init(){const e=this.gl;dR={[Or]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ir]:e.MIRRORED_REPEAT},cR={[w]:e.NEAREST,[Vr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},hR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[Ze]:e.LEQUAL,[$r]:e.EQUAL,[zr]:e.GEQUAL,[Gr]:e.GREATER,[kr]: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,dR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,dR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,dR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,cR[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,cR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,hR[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 fR{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 yR{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 bR={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 xR{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 vR extends rR{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 fR(this),this.capabilities=new yR(this),this.attributeUtils=new oR(this),this.textureUtils=new gR(this),this.bufferRenderer=new xR(this),this.state=new uR(this),this.utils=new lR(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.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")}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 _R(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;ebR[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=By(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 NR="point-list",SR="line-list",RR="line-strip",ER="triangle-list",AR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},wR="never",CR="less",MR="equal",BR="less-equal",FR="greater",LR="not-equal",PR="greater-equal",DR="always",UR="store",IR="load",OR="clear",VR="ccw",kR="cw",GR="none",zR="back",$R="uint16",WR="uint32",HR="r8unorm",qR="r8snorm",jR="r8uint",XR="r8sint",KR="r16uint",YR="r16sint",QR="r16float",ZR="rg8unorm",JR="rg8snorm",eE="rg8uint",tE="rg8sint",rE="r32uint",sE="r32sint",iE="r32float",nE="rg16uint",aE="rg16sint",oE="rg16float",uE="rgba8unorm",lE="rgba8unorm-srgb",dE="rgba8snorm",cE="rgba8uint",hE="rgba8sint",pE="bgra8unorm",gE="bgra8unorm-srgb",mE="rgb9e5ufloat",fE="rgb10a2unorm",yE="rg11b10ufloat",bE="rg32uint",xE="rg32sint",TE="rg32float",_E="rgba16uint",vE="rgba16sint",NE="rgba16float",SE="rgba32uint",RE="rgba32sint",EE="rgba32float",AE="depth16unorm",wE="depth24plus",CE="depth24plus-stencil8",ME="depth32float",BE="depth32float-stencil8",FE="bc1-rgba-unorm",LE="bc1-rgba-unorm-srgb",PE="bc2-rgba-unorm",DE="bc2-rgba-unorm-srgb",UE="bc3-rgba-unorm",IE="bc3-rgba-unorm-srgb",OE="bc4-r-unorm",VE="bc4-r-snorm",kE="bc5-rg-unorm",GE="bc5-rg-snorm",zE="bc6h-rgb-ufloat",$E="bc6h-rgb-float",WE="bc7-rgba-unorm",HE="bc7-rgba-unorm-srgb",qE="etc2-rgb8unorm",jE="etc2-rgb8unorm-srgb",XE="etc2-rgb8a1unorm",KE="etc2-rgb8a1unorm-srgb",YE="etc2-rgba8unorm",QE="etc2-rgba8unorm-srgb",ZE="eac-r11unorm",JE="eac-r11snorm",eA="eac-rg11unorm",tA="eac-rg11snorm",rA="astc-4x4-unorm",sA="astc-4x4-unorm-srgb",iA="astc-5x4-unorm",nA="astc-5x4-unorm-srgb",aA="astc-5x5-unorm",oA="astc-5x5-unorm-srgb",uA="astc-6x5-unorm",lA="astc-6x5-unorm-srgb",dA="astc-6x6-unorm",cA="astc-6x6-unorm-srgb",hA="astc-8x5-unorm",pA="astc-8x5-unorm-srgb",gA="astc-8x6-unorm",mA="astc-8x6-unorm-srgb",fA="astc-8x8-unorm",yA="astc-8x8-unorm-srgb",bA="astc-10x5-unorm",xA="astc-10x5-unorm-srgb",TA="astc-10x6-unorm",_A="astc-10x6-unorm-srgb",vA="astc-10x8-unorm",NA="astc-10x8-unorm-srgb",SA="astc-10x10-unorm",RA="astc-10x10-unorm-srgb",EA="astc-12x10-unorm",AA="astc-12x10-unorm-srgb",wA="astc-12x12-unorm",CA="astc-12x12-unorm-srgb",MA="clamp-to-edge",BA="repeat",FA="mirror-repeat",LA="linear",PA="nearest",DA="zero",UA="one",IA="src",OA="one-minus-src",VA="src-alpha",kA="one-minus-src-alpha",GA="dst",zA="one-minus-dst",$A="dst-alpha",WA="one-minus-dst-alpha",HA="src-alpha-saturated",qA="constant",jA="one-minus-constant",XA="add",KA="subtract",YA="reverse-subtract",QA="min",ZA="max",JA=0,ew=15,tw="keep",rw="zero",sw="replace",iw="invert",nw="increment-clamp",aw="decrement-clamp",ow="increment-wrap",uw="decrement-wrap",lw="storage",dw="read-only-storage",cw="write-only",hw="read-only",pw="read-write",gw="non-filtering",mw="comparison",fw="float",yw="unfilterable-float",bw="depth",xw="sint",Tw="uint",_w="2d",vw="3d",Nw="2d",Sw="2d-array",Rw="cube",Ew="3d",Aw="all",ww="vertex",Cw="instance",Mw={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"},Bw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Fw extends kS{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 Lw extends LS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Pw=0;class Dw extends Lw{constructor(e,t){super("StorageBuffer_"+Pw++,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 Uw extends iy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:LA}),this.flipYSampler=e.createSampler({minFilter:PA}),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:OR,storeOp:UR}]});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 Uw(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,zw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,$w={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 Ww extends jN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Gw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=zw.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 Hw extends qN{parseFunction(e){return new Ww(e)}}const qw={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},jw={[Or]:"repeat",[xe]:"clamp",[Ir]:"mirror"},Xw={vertex:AR.VERTEX,fragment:AR.FRAGMENT,compute:AR.COMPUTE},Kw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Yw={"^^":"tsl_xor"},Qw={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"},Zw={},Jw={tsl_xor:new Qx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Qx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Qx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Qx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Qx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Qx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Qx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Qx("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 Qx("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 Qx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Qx("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 Qx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Qx("\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")},eC={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 tC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(tC+="diagnostic( off, derivative_uniformity );\n");class rC extends BN{constructor(e,t){super(e,t,new Hw),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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${jw[e.wrapS]}S_${jw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Zw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Or?(s.push(Jw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(Jw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ir?(s.push(Jw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",Zw[t]=r=new Qx(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"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, 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 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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return 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=Yw[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 qw[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 HS(i.name,i.node,o,n):new $S(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new WS(i.name,i.node,o,n):"texture3D"===t&&(s=new HS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Xw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Fw(`${i.name}_sampler`,i.node,o);e.setVisibility(Xw[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?US:Dw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Xw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new VS(u,o),e.setVisibility(Xw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|Xw[r]),-1===l.indexOf(e)&&l.push(e)),a=this.getNodeUniform(i,t);const s=a.name;e.uniforms.some(e=>e.name===s)||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=kw(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}, ${e} )`}getType(e){return Qw[e]||e}isAvailable(e){let t=Kw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Kw[e]=t),t}_getWGSLMethod(e){return void 0!==Jw[e]&&this._include(e),eC[e]}_include(e){const t=Jw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${tC}\n\n// structs\n${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 sC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?CE:wE),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?NR:e.isLineSegments||e.isMesh&&!0===t.wireframe?SR:e.isLine?RR:e.isMesh?ER: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===ke)return pE;if(e===be)return NE;throw new Error("Unsupported output buffer type.")}}const iC=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&&iC.set(Float16Array,["float16"]);const nC=new Map([[at,["float16"]]]),aC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class oC{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=Aw;let o;o=t.isSampledCubeTexture?Rw:t.isSampledTexture3D?Ew:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Sw:Nw,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&AR.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=lw:e.type=dw),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?pw:t===ri.WRITE_ONLY?cw:hw,s.texture.isArrayTexture?e.viewDimension=Sw:s.texture.is3DTexture&&(e.viewDimension=Ew),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=yw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=yw:t.sampleType=bw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=xw:e===S?t.sampleType=Tw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=fw:t.sampleType=yw)}s.isSampledCubeTexture?t.viewDimension=Rw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Sw:s.isSampledTexture3D&&(t.viewDimension=Ew),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=gw),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 dC{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===Ge&&!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})},E={},A=e.context.depth,w=e.context.stencil;if(!0!==A&&!0!==w||(!0===A&&(E.format=N,E.depthWriteEnabled=s.depthWrite,E.depthCompare=v),!0===w&&(E.stencilFront=f,E.stencilBack={},E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),R.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),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(R)}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:XA},r={srcFactor:i,dstFactor:n,operation:XA}};if(e.premultipliedAlpha)switch(s){case Ge:i(UA,kA,UA,kA);break;case Ht:i(UA,UA,UA,UA);break;case Wt:i(DA,OA,DA,UA);break;case $t:i(GA,kA,DA,UA)}else switch(s){case Ge:i(VA,kA,UA,kA);break;case Ht:i(VA,UA,UA,UA);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${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=DA;break;case Vt:t=UA;break;case Ot:t=IA;break;case Pt:t=OA;break;case ze:t=VA;break;case $e:t=kA;break;case Ut:t=GA;break;case Lt:t=zA;break;case Dt:t=$A;break;case Ft:t=WA;break;case It:t=HA;break;case 211:t=qA;break;case 212:t=jA;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=wR;break;case ts:t=DR;break;case es:t=CR;break;case Jr:t=BR;break;case Zr:t=MR;break;case Qr:t=PR;break;case Yr:t=FR;break;case Kr:t=LR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=tw;break;case ls:t=rw;break;case us:t=sw;break;case os:t=iw;break;case as:t=nw;break;case ns:t=aw;break;case is:t=ow;break;case ss:t=uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case We:t=XA;break;case Bt:t=KA;break;case Mt:t=YA;break;case hs:t=QA;break;case cs:t=ZA;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?$R:WR);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?kR:VR,s.cullMode=r.side===B?GR:zR,s}_getColorWriteMask(e){return!0===e.colorWrite?ew:JA}_getDepthCompare(e){let t;if(!1===e.depthTest)t=DR;else{const r=e.depthFunc;switch(r){case Jt:t=wR;break;case Zt:t=DR;break;case Qt:t=CR;break;case Yt:t=BR;break;case Kt:t=MR;break;case Xt:t=PR;break;case jt:t=FR;break;case qt:t=LR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class cC extends TR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 hC extends rR{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 sC(this),this.attributeUtils=new oC(this),this.bindingUtils=new lC(this),this.pipelineUtils=new dC(this),this.textureUtils=new Vw(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(Mw),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(Mw.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:IR}),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(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),i=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 vR(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 yC extends Es{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class bC{constructor(e,t=An(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new eg;r.name="RenderPipeline",this._quadMesh=new jb(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 xC extends bC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class TC 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 _C 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 vC 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 NC extends ax{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class SC 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 RC 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 EC 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 SC;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 RC;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]={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.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!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&&v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'),a=this.compareNode)),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 - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()(),rd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),sd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),id=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Gl(r).setGroup(xa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrix")}else t=va("mat4").setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),ad=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrixInverse")}else t=va("mat4").setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),od=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Gl(r).setGroup(xa).setName("cameraViewMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraViewMatrix")}else t=va("mat4").setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),ud=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Gl(r).setGroup(xa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraWorldMatrix")}else t=va("mat4").setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ld=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Gl(r).setGroup(xa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraNormalMatrix")}else t=va("mat3").setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),dd=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));return t}).once()(),cd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Gl(r,"vec4").setGroup(xa).setName("cameraViewports").element(rd).toConst("cameraViewport")}else t=An(0,0,Kl.x,Kl.y).toConst("cameraViewport");return t}).once()(),hd=new C;class pd 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===pd.WORLD_MATRIX?"mat4":e===pd.POSITION||e===pd.VIEW_POSITION||e===pd.DIRECTION||e===pd.SCALE?"vec3":e===pd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===pd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===pd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===pd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===pd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===pd.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===pd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),hd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=hd.radius}}generate(e){const t=this.scope;return t===pd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===pd.POSITION||t===pd.VIEW_POSITION||t===pd.DIRECTION||t===pd.SCALE?this.uniformNode.nodeType="vec3":t===pd.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}}pd.WORLD_MATRIX="worldMatrix",pd.POSITION="position",pd.SCALE="scale",pd.VIEW_POSITION="viewPosition",pd.DIRECTION="direction",pd.RADIUS="radius";const gd=sn(pd,pd.DIRECTION).setParameterLength(1),md=sn(pd,pd.WORLD_MATRIX).setParameterLength(1),fd=sn(pd,pd.POSITION).setParameterLength(1),yd=sn(pd,pd.SCALE).setParameterLength(1),bd=sn(pd,pd.VIEW_POSITION).setParameterLength(1),xd=sn(pd,pd.RADIUS).setParameterLength(1);class Td extends pd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const _d=nn(Td,Td.DIRECTION),vd=nn(Td,Td.WORLD_MATRIX),Nd=nn(Td,Td.POSITION),Sd=nn(Td,Td.SCALE),Rd=nn(Td,Td.VIEW_POSITION),Ed=nn(Td,Td.RADIUS),Ad=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),wd=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Cd=ln(e=>e.context.modelViewMatrix||Md).once()().toVar("modelViewMatrix"),Md=od.mul(vd),Bd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Fd=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"),Ld=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),An()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Pd=Rl("position","vec3"),Dd=Pd.toVarying("positionLocal"),Ud=Pd.toVarying("positionPrevious"),Id=ln(e=>vd.mul(Dd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Od=ln(()=>Dd.transformDirection(vd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Vd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=ad.mul(Ld);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),kd=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Vd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Gd 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 zd=nn(Gd),$d=mn(zd).mul(2).sub(1),Wd=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul($d)),e}),Hd=Rl("normal","vec3"),qd=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):Hd,"vec3").once()().toVar("normalLocal"),jd=Vd.dFdx().cross(Vd.dFdy()).normalize().toVar("normalFlat"),Xd=ln(e=>{let t;return t=e.isFlatShading()?jd:ec(qd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Kd=ln(e=>{let t=Xd.transformDirection(od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Yd=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Xd,!0!==e.isFlatShading()&&(t=Wd(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),Qd=Yd.transformDirection(od).toVar("normalWorld"),Zd=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Yd:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Jd=ln(([e,t=vd])=>{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}),ec=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Ad.mul(e);return od.transformDirection(s)}),tc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Yd)).once(["NORMAL","VERTEX"])(),rc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),Qd)).once(["NORMAL","VERTEX"])(),sc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Zd)).once(["NORMAL","VERTEX"])(),ic=new F,nc=new a,ac=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),oc=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),uc=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?(ic.copy(r),nc.makeRotationFromEuler(ic)):nc.identity(),nc}),lc=kd.negate().reflect(Yd),dc=kd.negate().refract(Yd,ac),cc=lc.transformDirection(od).toVar("reflectVector"),hc=dc.transformDirection(od).toVar("reflectVector"),pc=new L;class gc 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?cc:e.mapping===D?hc:(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)),uc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const mc=sn(gc).setParameterLength(1,4).setName("cubeTexture"),fc=(e=pc,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=mc(e,t,r,s),i};class yc 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 bc 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 yc(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?fc(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 bc(e,t,r),Tc=(e,t,r,s)=>new bc(e,t,s,r);class _c extends bc{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 vc=(e,t,r=null)=>new _c(e,t,r),Nc=El(),Sc=Vd.dFdx(),Rc=Vd.dFdy(),Ec=Nc.dFdx(),Ac=Nc.dFdy(),wc=Yd,Cc=Rc.cross(wc),Mc=wc.cross(Sc),Bc=Cc.mul(Ec.x).add(Mc.mul(Ac.x)),Fc=Cc.mul(Ec.y).add(Mc.mul(Ac.y)),Lc=Bc.dot(Bc).max(Fc.dot(Fc)),Pc=Lc.equal(0).select(0,Lc.inverseSqrt()),Dc=Bc.mul(Pc).toVar("tangentViewFrame"),Uc=Fc.mul(Pc).toVar("bitangentViewFrame"),Ic=Rl("tangent","vec4"),Oc=Ic.xyz.toVar("tangentLocal"),Vc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Cd.mul(An(Oc,0)).xyz.toVarying("v_tangentView").normalize():Dc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),kc=Vc.transformDirection(od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Gc=ln(([e,t],r)=>{let s=e.mul(Ic.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),zc=Gc(Hd.cross(Ic),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),$c=Gc(qd.cross(Oc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Wc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Gc(Yd.cross(Vc),"v_bitangentView").normalize():Uc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Hc=Gc(Qd.cross(kc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),qc=Fn(Vc,Wc,Yd).toVar("TBNViewMatrix"),jc=kd.mul(qc),Xc=ln(()=>{let e=ea.cross(kd);return e=e.cross(ea).normalize(),e=au(e,Yd,Zn.mul(zn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Kc=e=>Ji(e).mul(.5).add(.5),Yc=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class Qc 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=Yc(i.xy):s===V?i=Yc(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=Wd(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=ec(i):t===U?n=qc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Yd),n}}const Zc=sn(Qc).setParameterLength(1,2),Jc=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||El()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),eh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul($d),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class th 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=Jc({textureNode:this.textureNode,bumpScale:e});return eh({surf_pos:Vd,surf_norm:Yd,dHdxy:t})}}const rh=sn(th).setParameterLength(1,2),sh=new Map;class ih extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=sh.get(e);return void 0===r&&(r=vc(e,t),sh.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===ih.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===ih.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===ih.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===ih.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===ih.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===ih.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===ih.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===ih.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===ih.NORMAL)t.normalMap?(s=Zc(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?rh(this.getTexture("bump").r,this.getFloat("bumpScale")):Yd;else if(r===ih.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Zc(this.getTexture(r),this.getCache(r+"Scale","vec2")):Yd;else if(r===ih.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===ih.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===ih.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(zh.x,zh.y,zh.y.negate(),zh.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=zh;else if(r===ih.IRIDESCENCE_THICKNESS){const e=xc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=xc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===ih.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===ih.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===ih.IOR)s=this.getFloat(r);else if(r===ih.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===ih.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===ih.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}ih.ALPHA_TEST="alphaTest",ih.COLOR="color",ih.OPACITY="opacity",ih.SHININESS="shininess",ih.SPECULAR="specular",ih.SPECULAR_STRENGTH="specularStrength",ih.SPECULAR_INTENSITY="specularIntensity",ih.SPECULAR_COLOR="specularColor",ih.REFLECTIVITY="reflectivity",ih.ROUGHNESS="roughness",ih.METALNESS="metalness",ih.NORMAL="normal",ih.CLEARCOAT="clearcoat",ih.CLEARCOAT_ROUGHNESS="clearcoatRoughness",ih.CLEARCOAT_NORMAL="clearcoatNormal",ih.EMISSIVE="emissive",ih.ROTATION="rotation",ih.SHEEN="sheen",ih.SHEEN_ROUGHNESS="sheenRoughness",ih.ANISOTROPY="anisotropy",ih.IRIDESCENCE="iridescence",ih.IRIDESCENCE_IOR="iridescenceIOR",ih.IRIDESCENCE_THICKNESS="iridescenceThickness",ih.IOR="ior",ih.TRANSMISSION="transmission",ih.THICKNESS="thickness",ih.ATTENUATION_DISTANCE="attenuationDistance",ih.ATTENUATION_COLOR="attenuationColor",ih.LINE_SCALE="scale",ih.LINE_DASH_SIZE="dashSize",ih.LINE_GAP_SIZE="gapSize",ih.LINE_WIDTH="linewidth",ih.LINE_DASH_OFFSET="dashOffset",ih.POINT_SIZE="size",ih.DISPERSION="dispersion",ih.LIGHT_MAP="light",ih.AO="ao";const nh=nn(ih,ih.ALPHA_TEST),ah=nn(ih,ih.COLOR),oh=nn(ih,ih.SHININESS),uh=nn(ih,ih.EMISSIVE),lh=nn(ih,ih.OPACITY),dh=nn(ih,ih.SPECULAR),ch=nn(ih,ih.SPECULAR_INTENSITY),hh=nn(ih,ih.SPECULAR_COLOR),ph=nn(ih,ih.SPECULAR_STRENGTH),gh=nn(ih,ih.REFLECTIVITY),mh=nn(ih,ih.ROUGHNESS),fh=nn(ih,ih.METALNESS),yh=nn(ih,ih.NORMAL),bh=nn(ih,ih.CLEARCOAT),xh=nn(ih,ih.CLEARCOAT_ROUGHNESS),Th=nn(ih,ih.CLEARCOAT_NORMAL),_h=nn(ih,ih.ROTATION),vh=nn(ih,ih.SHEEN),Nh=nn(ih,ih.SHEEN_ROUGHNESS),Sh=nn(ih,ih.ANISOTROPY),Rh=nn(ih,ih.IRIDESCENCE),Eh=nn(ih,ih.IRIDESCENCE_IOR),Ah=nn(ih,ih.IRIDESCENCE_THICKNESS),wh=nn(ih,ih.TRANSMISSION),Ch=nn(ih,ih.THICKNESS),Mh=nn(ih,ih.IOR),Bh=nn(ih,ih.ATTENUATION_DISTANCE),Fh=nn(ih,ih.ATTENUATION_COLOR),Lh=nn(ih,ih.LINE_SCALE),Ph=nn(ih,ih.LINE_DASH_SIZE),Dh=nn(ih,ih.LINE_GAP_SIZE),Uh=nn(ih,ih.LINE_WIDTH),Ih=nn(ih,ih.LINE_DASH_OFFSET),Oh=nn(ih,ih.POINT_SIZE),Vh=nn(ih,ih.DISPERSION),kh=nn(ih,ih.LIGHT_MAP),Gh=nn(ih,ih.AO),zh=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))}),$h=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Wh 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 Hh=sn(Wh).setParameterLength(2);class qh 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 Hh(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 jh=(e,t=null,r=0)=>new qh(e,t,r);class Xh 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===Xh.VERTEX)s=e.getVertexIndex();else if(r===Xh.INSTANCE)s=e.getInstanceIndex();else if(r===Xh.DRAW)s=e.getDrawIndex();else if(r===Xh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Xh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Xh.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}}Xh.VERTEX="vertex",Xh.INSTANCE="instance",Xh.SUBGROUP="subgroup",Xh.INVOCATION_LOCAL="invocationLocal",Xh.INVOCATION_SUBGROUP="invocationSubgroup",Xh.DRAW="draw";const Kh=nn(Xh,Xh.VERTEX),Yh=nn(Xh,Xh.INSTANCE),Qh=nn(Xh,Xh.SUBGROUP),Zh=nn(Xh,Xh.INVOCATION_SUBGROUP),Jh=nn(Xh,Xh.INVOCATION_LOCAL),ep=nn(Xh,Xh.DRAW);class tp 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=jh(s,"vec3",Math.max(s.count,1)).element(Yh);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(Dd).xyz;if(Dd.assign(n),e.needsPreviousData()&&Ud.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Jd(qd,t);qd.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(Ud).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=jh(s,"mat4",Math.max(i,1)).element(Yh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Ol(s.array,"mat4",Math.max(i,1)).element(Yh);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 rp=sn(tp).setParameterLength(2,3);class sp extends tp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ip=sn(sp).setParameterLength(1);class np 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=Yh:this.batchingIdNode=ep);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);Dd.assign(u.mul(Dd));const c=qd.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;qd.assign(h),e.hasGeometryAttribute("tangent")&&Oc.mulAssign(d)}}const ap=sn(np).setParameterLength(1),op=new WeakMap;class up 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=xc("bindMatrix","mat4"),this.bindMatrixInverseNode=xc("bindMatrixInverse","mat4"),this.boneMatricesNode=Tc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Dd,this.toPositionNode=Dd,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=qd,r=Oc){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=Tc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ud)}setup(e){e.needsPreviousData()&&Ud.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();qd.assign(t),e.hasGeometryAttribute("tangent")&&Oc.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;op.get(t)!==e.frameId&&(op.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const lp=e=>new up(e);class dp 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 dp(rn(e,"int")).toStack(),hp=()=>ml("break").toStack(),pp=new WeakMap,gp=new s,mp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(Kh).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 fp 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=pp.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(Yh))).r):t.assign(xc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Dd.addAssign(mp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&qd.addAssign(mp({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 yp=sn(fp).setParameterLength(1);class bp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class xp extends bp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Tp 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 _p=sn(Tp);class vp extends bp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Np=new t;class Sp 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(Np):Np.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Np.width&&s.image.height===Np.height||(s.image.width=Np.width,s.image.height=Np.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 Rp=sn(Sp).setParameterLength(0,3),Ep=sn(Sp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Ap=Ep(),wp=(e=Xl,t=null)=>Ap.sample(e,t);let Cp=null;class Mp extends Sp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===Cp&&(Cp=new Y),super(e,t,Cp)}getTextureForReference(){return Cp}}const Bp=sn(Mp).setParameterLength(0,2);class Fp 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===Fp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Fp.DEPTH_BASE)null!==r&&(s=Ip().assign(r));else if(t===Fp.DEPTH)s=e.isPerspectiveCamera?Pp(Vd.z,sd,id):Lp(Vd.z,sd,id);else if(t===Fp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Dp(r,sd,id);s=Lp(e,sd,id)}else s=r;else s=Lp(Vd.z,sd,id);return s}}Fp.DEPTH_BASE="depthBase",Fp.DEPTH="depth",Fp.LINEAR_DEPTH="linearDepth";const Lp=(e,t,r)=>e.add(t).div(t.sub(r)),Pp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Dp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Up=(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)},Ip=sn(Fp,Fp.DEPTH_BASE),Op=nn(Fp,Fp.DEPTH),Vp=sn(Fp,Fp.LINEAR_DEPTH).setParameterLength(0,1),kp=Vp(Bp());Op.assign=e=>Ip(e);class Gp extends li{static get type(){return"ClippingNode"}constructor(e=Gp.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===Gp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Gp.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);cp(n,({i:t})=>{const n=e.element(t);r.assign(Vd.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");cp(a,({i:e})=>{const i=t.element(e);r.assign(Vd.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);cp(r,({i:t})=>{const r=e.element(t);Vd.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");cp(s,({i:e})=>{const s=t.element(e);r.assign(Vd.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());cp(r,({i:e})=>{const t=s.element(e),r=Vd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Gp.ALPHA_TO_COVERAGE="alphaToCoverage",Gp.DEFAULT="default",Gp.HARDWARE="hardware";const zp=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))))))),$p=ln(([e])=>zp(xn(zp(e.xy),e.z))),Wp=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn($p(_o(s.x.mul(e.xyz))),$p(_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 Hp 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 qp=(e=0)=>new Hp(e),jp=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Xp=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Kp=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Yp=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"}]}),Qp=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"}]}),Zp=ln(([e])=>An(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Jp=ln(([e])=>(hn(e.a.equal(0),()=>An(0)),An(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class eg 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 Gp(Gp.ALPHA_TO_COVERAGE):e.stack.addToStack(new Gp)}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 Gp(Gp.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?Up(Vd.z,sd,id):Lp(Vd.z,sd,id))}null!==s&&Op.assign(s).toStack()}setupPositionView(){return Cd.mul(Dd).xyz}setupModelViewProjection(){return nd.mul(Vd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),$h}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&yp(t).toStack(),!0===t.isSkinnedMesh&&lp(t).toStack(),this.displacementMap){const e=vc("displacementMap","texture"),t=vc("displacementScale","float"),r=vc("displacementBias","float");Dd.addAssign(qd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&ap(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ip(t).toStack(),null!==this.positionNode&&Dd.assign(Lu(this.positionNode,"POSITION","vec3")),Dd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?An(this.colorNode):ah;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(qp())),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):lh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):nh,!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(Wp(Dd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):yh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?vc("envMap","cubeTexture"):vc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new vp(kh)),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=Gh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new xp(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=_p(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||uh)),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 Zp(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 tg=new Z;class rg extends eg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(tg),this.setValues(e)}}const sg=new J;class ig extends eg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(sg),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):Ih,t=this.dashScaleNode?mn(this.dashScaleNode):Lh,r=this.dashSizeNode?mn(this.dashSizeNode):Ph,s=this.gapSizeNode?mn(this.gapSizeNode):Dh;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 ng=new J;class ag extends eg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(ng),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=nd.element(2).element(2),s=nd.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(Cd.mul(An(e,1))).toVar("start"),s=An(Cd.mul(An(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):Lh,t=this.offsetNode?mn(this.offsetNode):Ih,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Pd.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=nd.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=nd.mul(r),d=nd.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(Pd.y.lessThan(.5).select(r,s));const u=Uh.mul(.5);o.addAssign(An(Pd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(An(Pd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(An(a.mul(u),0)),hn(Pd.y.greaterThan(1).or(Pd.y.lessThan(0)),()=>{o.subAssign(An(a.mul(2).mul(u),0))})),g.assign(nd.mul(o));const l=Nn().toVar();l.assign(Pd.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(Pd.x.lessThan(0).select(e.negate(),e)),hn(Pd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Pd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Uh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Pd.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):Ph,r=this.gapSizeNode?mn(this.gapSizeNode):Dh;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(Uh);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=Pd.y.lessThan(.5).select(e,t).mul(ah)}else u=ah;return An(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):lh;this.outputNode=An(this.colorNode.rgb.mul(e).add(wp().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 og=new te;class ug extends eg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(og),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):lh;Vn.assign(zu(An(Kc(Yd),e),re))}}const lg=ln(([e=Od])=>{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 dg 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=lg(Od),a=new eg;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 cg=new WeakMap;class hg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=fc(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(cg.has(e)){const t=cg.get(e);gg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new dg(r.height);s.fromEquirectangularTexture(t,e),gg(s.texture,e.mapping),this._cubeTexture=s.texture,cg.set(e,s.texture),e.addEventListener("dispose",pg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function pg(e){const t=e.target;t.removeEventListener("dispose",pg);const r=cg.get(t);void 0!==r&&(cg.delete(t),r.dispose())}function gg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const mg=sn(hg).setParameterLength(1);class fg extends bp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=mg(this.envNode)}}class yg extends bp{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 bg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class xg extends bg{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),ph.mul(gh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,ph.mul(gh)));break;case ce:s.rgb.addAssign(i.rgb.mul(ph.mul(gh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Tg=new ge;class _g extends eg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Tg),this.setValues(e)}setupNormal(){return Wd(Xd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new yg(kh)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new xg}}const vg=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))}),Ng=ln(e=>e.diffuseColor.mul(1/Math.PI)),Sg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Rg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(t).clamp(),s=kd.dot(t).clamp(),i=vg({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=Sg({dotNH:r});return i.mul(n).mul(a)});class Eg extends xg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Yd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Rg({lightDirection:e})).mul(ph))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Ag=new me;class wg extends eg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ag),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Eg(!1)}}const Cg=new fe;class Mg extends eg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Cg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Eg}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):oh).max(1e-4);ia.assign(e);const t=this.specularNode||dh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Bg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=Xd.dFdx().abs().max(Xd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Fg=ln(e=>{const{roughness:t}=e,r=Bg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Lg=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"}]}),Pg=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"}]}),Dg=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"}]}),Ug=mn(1/Math.PI),Ig=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 Ug.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"}]}),Og=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Yd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(kd).normalize(),d=n.dot(e).clamp(),c=n.dot(kd).clamp(),h=n.dot(l).clamp(),p=kd.dot(l).clamp();let g,m,f=vg({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(kd),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(kd),a=ea.dot(l);g=Pg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Ig({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Lg({alpha:u,dotNL:d,dotNV:c}),m=Dg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Vg=new 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kg=null;const Gg=ln(({roughness:e,dotNV:t})=>{null===kg&&(kg=new ye(Vg,16,16,G,be),kg.name="DFG_LUT",kg.minFilter=oe,kg.magFilter=oe,kg.wrapS=xe,kg.wrapT=xe,kg.generateMipmaps=!1,kg.needsUpdate=!0);const r=xn(e,t);return Dl(kg,r).rg}),zg=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Og({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Yd.dot(e).clamp(),l=Yd.dot(kd).clamp(),d=Gg({roughness:s,dotNV:l}),c=Gg({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(_)}),$g=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Gg({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Wg=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"}]}),Hg=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"}]}),qg=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"}]}),jg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(e).clamp(),s=Yd.dot(kd).clamp(),i=Yd.dot(t).clamp(),n=Hg({roughness:jn,dotNH:i}),a=qg({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),Xg=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"}]}),Kg=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"}]}),Yg=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"}]}),Qg=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(Yg({v1:h,v2:p})),f.addAssign(Yg({v1:p,v2:g})),f.addAssign(Yg({v1:g,v2:m})),f.addAssign(Yg({v1:m,v2:h})),c.assign(Nn(Kg({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"}]}),Zg=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(Yg({v1:n,v2:a})),d.addAssign(Yg({v1:a,v2:o})),d.addAssign(Yg({v1:o,v2:l})),d.addAssign(Yg({v1:l,v2:n})),u.assign(Nn(Kg({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"}]}),Jg=1/6,em=e=>La(Jg,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),tm=e=>La(Jg,La(e,La(e,La(3,e).sub(6))).add(4)),rm=e=>La(Jg,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),sm=e=>La(Jg,Jo(e,3)),im=e=>em(e).add(tm(e)),nm=e=>rm(e).add(sm(e)),am=e=>Ba(-1,tm(e).div(em(e).add(tm(e)))),om=e=>Ba(1,sm(e).div(rm(e).add(sm(e)))),um=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=im(a.x),u=nm(a.x),l=am(a.x),d=om(a.x),c=am(a.y),h=om(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=im(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=nm(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},lm=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=um(e,An(i,r),_o(t)),o=um(e,An(n,s),vo(t));return So(t).mix(a,o)}),dm=ln(([e,t])=>{const r=t.mul(Ml(e));return lm(e,r)}),cm=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"}]}),hm=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"}]}),pm=Ep(),gm=wp(),mm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?pm:gm).sample(e),n=bo(Kl.x).mul(hm(t,r));return lm(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"}]}),ym=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));cp({start:0,end:3},({i:i})=>{const d=n.element(i),g=cm(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=mm(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=cm(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=mm(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($g({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())}),bm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),xm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Tm=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=xm(n,e),l=vg({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=xm(p,n.toVec3()),m=vg({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 cp({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),bm.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"}]}),_m=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()}),vm=Nn(.04),Nm=mn(1);class Sm extends bg{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=Yd.dot(kd).clamp(),t=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,$n),this.iridescenceF0Dielectric=Wg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Wg({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,$n)}if(!0===this.transmission){const t=Id,r=dd.sub(Id).normalize(),s=Qd,i=e.context;i.backdrop=ym(s,r,zn,kn,ra,sa,t,vd,od,nd,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=Yd.dot(kd).clamp(),a=Gg({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=Yd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(jg({lightDirection:e})));const t=_m({normal:Yd,viewDir:kd,roughness:jn}),r=_m({normal:Yd,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=Zd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Og({lightDirection:e,f0:vm,f90:Nm,roughness:Hn,normalView:Zd})))}r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(zg({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=Yd,h=kd,p=Vd.toVar(),g=Xg({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(Qg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(Qg({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=Zd,r=Xg({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=vm.mul(i.x).add(Nm.sub(vm).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(Qg({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(Ng({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=_m({normal:Yd,viewDir:kd,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,_m({normal:Yd,viewDir:kd,roughness:jn}))),!0===this.clearcoat){const e=Zd.dot(kd).clamp(),t=$g({dotNV:e,specularColor:vm,specularF90:Nm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,$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=_m({normal:Yd,viewDir:kd,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=Yd.dot(kd).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=Zd.dot(kd).clamp(),r=vg({dotVH:e,f0:vm,f90:Nm}),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 Rm=mn(1),Em=mn(-2),Am=mn(.8),wm=mn(-1),Cm=mn(.4),Mm=mn(2),Bm=mn(.305),Fm=mn(3),Lm=mn(.21),Pm=mn(4),Dm=mn(4),Um=mn(16),Im=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"}]}),Om=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"}]}),Vm=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual(Am),()=>{t.assign(Rm.sub(e).mul(wm.sub(Em)).div(Rm.sub(Am)).add(Em))}).ElseIf(e.greaterThanEqual(Cm),()=>{t.assign(Am.sub(e).mul(Mm.sub(wm)).div(Am.sub(Cm)).add(wm))}).ElseIf(e.greaterThanEqual(Bm),()=>{t.assign(Cm.sub(e).mul(Fm.sub(Mm)).div(Cm.sub(Bm)).add(Mm))}).ElseIf(e.greaterThanEqual(Lm),()=>{t.assign(Bm.sub(e).mul(Pm.sub(Fm)).div(Bm.sub(Lm)).add(Fm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),km=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"}]}),Gm=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(Vm(a),Em,n),l=So(u),d=_o(u),c=Nn(zm(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(zm(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),zm=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Im(o)).toVar(),l=mn(qo(Dm.sub(a),0)).toVar();a.assign(qo(a,Dm));const d=mn(fo(a)).toVar(),c=xn(Om(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,Um))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),$m=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 zm(e,l,t,n,a,o)}),Wm=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($m({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),cp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{hp()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul($m({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($m({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)}),Hm=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)}),qm=ln(([e,t])=>xn(mn(e).div(mn(t)),Hm(e))),jm=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)))}),Xm=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(zm(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();cp({start:yn(0),end:i},({i:s})=>{const p=qm(s,i),g=jm(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=zm(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)}),Km=[.125,.215,.35,.446,.526,.582],Ym=20,Qm=new _e(-1,1,1,-1,0,1),Zm=new ve(90,1),Jm=new e;let ef=null,tf=0,rf=0;const sf=new r,nf=new WeakMap,af=[3,1,5,0,4,2],of=km(El(),Rl("faceIndex")).normalize(),uf=Nn(of.x,of.y,of.z);class lf{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=sf,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}ef=this._renderer.getRenderTarget(),tf=this._renderer.getActiveCubeFace(),rf=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=pf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=gf(),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=Km[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=af[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(Ym).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(Ym),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:uf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=hf("blur");return f.fragmentNode=Wm({...m,latitudinal:u.equal(1)}),nf.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=hf("ggx");return d.fragmentNode=Xm({...l,N_immutable:uf,GGX_SAMPLES:yn(512)}),nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,Qm)}_sceneToCubeUV(e,t,r,s,i){const n=Zm;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(Jm),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(Jm),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;cf(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=pf(e)):null===this._equirectMaterial&&(this._equirectMaterial=gf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;cf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Qm)}_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,cf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Qm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,cf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Qm)}_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=nf.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):Ym;f>Ym&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Qm)}}function df(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function cf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function hf(e){const t=new eg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function pf(e){const t=hf("cubemap");return t.fragmentNode=fc(e,uf),t}function gf(e){const t=hf("equirect");return t.fragmentNode=Dl(e,lg(uf),0),t}const mf=new WeakMap;function ff(e,t,r){const s=function(e){let t=mf.get(e);void 0===t&&(t=new WeakMap,mf.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 yf 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 lf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=uc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Gm(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const bf=sn(yf).setParameterLength(1,3),xf=new WeakMap;class Tf extends bp{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 e=r.isTextureNode?r.value:t[r.property];let s=xf.get(e);void 0===s&&(s=bf(e),xf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Xc:Yd,i=r.context(_f(zn,s)).mul(oc),n=r.context(vf(Qd)).mul(Math.PI).mul(oc),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(_f(Hn,Zd)).mul(oc),t=ol(e);u.addAssign(t)}}}const _f=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=kd.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(od)),r),getTextureLevel:()=>e}},vf=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Nf=new Ae;class Sf extends eg{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(Nf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Tf(t):null}setupLightingModel(){return new Sm}setupSpecular(){const e=au(Nn(.04),Vn.rgb,$n);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):fh;$n.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):mh;t=Fg({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 Rf=new we;class Ef extends Sf{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(Rf),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):Mh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(hh),Nn(1)).mul(ch)),ra.assign(au(ta,Vn.rgb,$n)),sa.assign(au(ch,1,$n))}setupLightingModel(){return new Sm(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):bh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):xh;Wn.assign(e),Hn.assign(Fg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):vh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Nh;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Rh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):Eh,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Ah;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Sh).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(qc[0].mul(e.x).add(qc[1].mul(e.y))),ea.assign(qc[1].mul(e.x).sub(qc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):wh,t=this.thicknessNode?mn(this.thicknessNode):Ch,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Bh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):Fh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Vh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Th}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 Af extends Sm{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(Yd.mul(a)).normalize(),h=mn(kd.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 Ef{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 Af(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 Cf=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=vc("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 Mf extends bg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Cf({normal:Hd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Ng({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Bf=new Ce;class Ff extends eg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Bf),this.setValues(e)}setupLightingModel(){return new Mf}}const Lf=ln(()=>{const e=Nn(kd.z,0,kd.x.negate()).normalize(),t=kd.cross(e);return xn(e.dot(Yd),t.dot(Yd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Pf=new Me;class Df extends eg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Pf),this.setValues(e)}setupVariants(e){const t=Lf;let r;r=e.material.matcap?vc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Uf 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 If=sn(Uf).setParameterLength(2),Of=new Be;class Vf extends eg{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(Of),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Cd.mul(Nn(s||0));let u=xn(vd[0].xyz.length(),vd[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Pd.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||_h),c=If(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 kf=new Fe,Gf=new t;class zf extends Vf{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(kf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Cd.mul(Nn(e||Dd)).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):Oh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul($f.div(Vd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Pd.xy;if(s&&s.isNode){const e=mn(s);l=If(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 $f=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Gf);this.value=.5*t.y});class Wf extends bg{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 Hf=new Le;class qf extends eg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Hf),this.setValues(e)}setupLightingModel(){return new Wf}}const jf=In("vec3"),Xf=In("vec3"),Kf=In("vec3");class Yf extends bg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(dd.sub(Id).length().greaterThan(Ed.mul(2)),()=>{r.assign(dd),s.assign(Id)}).Else(()=>{r.assign(Id),s.assign(dd)});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)),cp(n,()=>{const s=r.add(o.mul(u)),i=od.mul(An(s,1)).xyz;let n;null!==t.depthNode&&(Xf.assign(Vp(Pp(i.z,sd,id))),e.context.sceneDepthNode=Vp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,jf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&jf.mulAssign(n);const d=jf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Kf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(Xf),()=>{jf.addAssign(e)}):jf.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(Zg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Kf)}}class Qf extends eg{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 Yf}}class Zf{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 Jf{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 ry=[];class sy{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);ry[0]=e,ry[1]=t,ry[2]=n,ry[3]=i;let l=u.get(ry);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(ry,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)),ry[0]=null,ry[1]=null,ry[2]=null,ry[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Jf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new ty(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 iy{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 ny=1,ay=2,oy=3,uy=4,ly=16;class dy extends iy{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===ny?this.backend.createAttribute(e):t===ay?this.backend.createIndexAttribute(e):t===oy?this.backend.createStorageAttribute(e):t===uy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{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,oy):this.updateAttribute(e,ny);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ay);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,uy)}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=py(t),e.set(t,r)):r.version===cy(t)&&r.__id===hy(t)||(this.attributes.delete(r),r=py(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 my{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 yy extends fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class by extends fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let xy=0;class Ty{constructor(e,t,r,s=null,i=null){this.id=xy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class _y extends iy{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 Ty(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 Ty(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 Ty(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 by(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 yy(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 vy extends iy{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?uy:oy;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?uy:oy,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 Ny(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 Sy(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 Ry(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class Ey{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?(Ry(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?(Ry(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||Ny),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Sy),this.transparent.length>1&&this.transparent.sort(t||Sy)}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?Ie:Oe,l.type=e.stencilBuffer?Ve: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:ke}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=Ly){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 Oy=sn(Iy).setParameterLength(0,1);class Vy 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 ky 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 Gy 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 Ky(e,"uint","float"),Zy={};class Jy extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Yy(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=Qy(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))()}}Jy.COUNT_TRAILING_ZEROS="countTrailingZeros",Jy.COUNT_LEADING_ZEROS="countLeadingZeros",Jy.COUNT_ONE_BITS="countOneBits";const eb=an(Jy,Jy.COUNT_TRAILING_ZEROS).setParameterLength(1),tb=an(Jy,Jy.COUNT_LEADING_ZEROS).setParameterLength(1),rb=an(Jy,Jy.COUNT_ONE_BITS).setParameterLength(1),sb=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)}),ib=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class nb 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)}(${this.vectorNode.build(e,t)})`}}const ab=an(nb,"snorm").setParameterLength(1),ob=an(nb,"unorm").setParameterLength(1),ub=an(nb,"float16").setParameterLength(1);class lb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const db=an(lb,"snorm").setParameterLength(1),cb=an(lb,"unorm").setParameterLength(1),hb=an(lb,"float16").setParameterLength(1),pb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),gb=ln(([e])=>Nn(pb(e.z.add(pb(e.y.mul(1)))),pb(e.z.add(pb(e.x.mul(1)))),pb(e.y.add(pb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),mb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return cp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(gb(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(pb(s.z.add(pb(s.x.add(pb(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 yb=sn(fb),bb=e=>(...t)=>yb(e,...t),xb=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Tb=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),_b=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const vb=ln(([e,t,r=xn(.5)])=>If(e.sub(r),t).add(r)),Nb=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))}),Sb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=vd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=vd;const i=od.mul(s);return Yi(t)&&(i[0][0]=vd[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=vd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,nd.mul(i).mul(Dd)}),Rb=ln(([e=null])=>{const t=Vp();return Vp(Bp(e)).sub(t).lessThan(0).select(Xl,e)}),Eb=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)}),Ab=ln(([e,t=null,r=null,s=mn(1),i=Dd,n=qd])=>{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 qe,Cb=new r,Mb=new r,Bb=new r,Fb=new a,Lb=new r(0,0,-1),Pb=new s,Db=new r,Ub=new r,Ib=new s,Ob=new t,Vb=new se,kb=Xl.flipX();Vb.depthTexture=new Y(1,1);let Gb=!1;class zb extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Vb.texture,kb),this._reflectorBaseNode=e.reflector||new $b(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 zb({defaultTexture:Vb.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 $b extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new je,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(Ob),e.setSize(Math.round(Ob.width*r),Math.round(Ob.height*r))}setup(e){return this._updateResolution(Vb,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=Xe,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Gb)return!1;Gb=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Ob),this._updateResolution(o,s),Mb.setFromMatrixPosition(n.matrixWorld),Bb.setFromMatrixPosition(r.matrixWorld),Fb.extractRotation(n.matrixWorld),Cb.set(0,0,1),Cb.applyMatrix4(Fb),Db.subVectors(Mb,Bb);let u=!1;if(!0===Db.dot(Cb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Gb=!1);u=!0}Db.reflect(Cb).negate(),Db.add(Mb),Fb.extractRotation(r.matrixWorld),Lb.set(0,0,-1),Lb.applyMatrix4(Fb),Lb.add(Bb),Ub.subVectors(Mb,Lb),Ub.reflect(Cb).negate(),Ub.add(Mb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Db),a.up.set(0,1,0),a.up.applyMatrix4(Fb),a.up.reflect(Cb),a.lookAt(Ub),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),wb.setFromNormalAndCoplanarPoint(Cb,Mb),wb.applyMatrix4(a.matrixWorldInverse),Pb.set(wb.normal.x,wb.normal.y,wb.normal.z,wb.constant);const l=a.projectionMatrix;Ib.x=(Math.sign(Pb.x)+l.elements[8])/l.elements[0],Ib.y=(Math.sign(Pb.y)+l.elements[9])/l.elements[5],Ib.z=-1,Ib.w=(1+l.elements[10])/l.elements[14],Pb.multiplyScalar(1/Pb.dot(Ib));l.elements[2]=Pb.x,l.elements[6]=Pb.y,l.elements[10]=s.coordinateSystem===h?Pb.z-0:Pb.z+1-0,l.elements[14]=Pb.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,Gb=!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 Wb=new _e(-1,1,1,-1,0,1);class Hb 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 Ke([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ke(t,2))}}const qb=new Hb;class jb extends ne{constructor(e=null){super(qb,e),this.camera=Wb,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,Wb)}render(e){e.render(this,Wb)}}const Xb=new t;class Kb 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 jb(new eg),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(Xb),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 Yb=(e,...t)=>new Kb(Ji(e),...t),Qb=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)}),Zb=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())}),Jb=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=Qb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Qb(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(Qb(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Qb(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(Qb(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),ex=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),tx=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 rx 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 sx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===sx.OBJECT?this.updateType=ei.OBJECT:e===sx.MATERIAL?this.updateType=ei.RENDER:e===sx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===sx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}sx.OBJECT="object",sx.MATERIAL="material",sx.BEFORE_OBJECT="beforeObject",sx.BEFORE_MATERIAL="beforeMaterial";const ix=(e,t)=>new sx(e,t).toStack();class nx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class ax extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ox 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 ux=nn(ox),lx=new F,dx=new a,cx=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),hx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),px=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ye?(lx.copy(e.backgroundRotation),lx.x*=-1,lx.y*=-1,lx.z*=-1,dx.makeRotationFromEuler(lx)):dx.identity(),dx});class gx 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 mx=sn(gx).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 yx 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 bx=sn(yx).setParameterLength(1,3);class xx extends bc{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 Tx=new WeakMap;class _x 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=Nx(r);this.previousModelWorldMatrix.value.copy(s);const i=vx(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}){Nx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?nd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Cd).mul(Dd),s=this.previousProjectionMatrix.mul(t).mul(Ud),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function vx(e){let t=Tx.get(e);return void 0===t&&(t={},Tx.set(e,t)),t}function Nx(e,t=0){const r=vx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Sx=nn(_x),Rx=ln(([e])=>Cx(e.rgb)),Ex=ln(([e,t=mn(1)])=>t.mix(Cx(e.rgb),e.rgb)),Ax=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())))))}),Cx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),Mx=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)}),Bx=ln(([e,t])=>e.mul(t).floor().div(t));let Fx=null;class Lx extends Sp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Fx&&(Fx=new X),super(e,t,Fx)}getTextureForReference(){return Fx}updateReference(){return this}}const Px=sn(Lx).setParameterLength(0,2),Dx=new t;class Ux extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Ix extends Ux{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}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 Ox 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 Ix(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 Ix(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=Dp(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=Lp(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===Ox.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),Dx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Dx)),this._pixelRatio=i,this.setSize(Dx.width,Dx.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()}}Ox.COLOR="color",Ox.DEPTH="depth";class Vx extends Ox{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Ox.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 eg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=qd.negate(),r=nd.mul(Cd),s=mn(1),i=r.mul(An(Dd,1)),n=r.mul(An(Dd.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 kx=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Gx=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"}]}),zx=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"}]}),$x=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)}),Wx=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=$x(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Hx=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),qx=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),jx=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))))}),Xx=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(qx.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(jx(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(Hx.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Kx=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 Yx 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 Qx=sn(Yx).setParameterLength(1,3);class Zx extends Yx{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 Jx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function eT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Vd.z).negate()}const tT=ln(([e,t],r)=>{const s=eT(r);return du(e,t,s)}),rT=ln(([e],t)=>{const r=eT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),sT=ln(([e,t],r)=>{const s=eT(r),i=t.sub(Id.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),iT=ln(([e,t])=>An(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let nT=null,aT=null;class oT 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));nT=nT||new s,aT=aT||new s,nT.setScalar(0),aT.setScalar(0),1===u?nT.setScalar(a):a.isColor?nT.set(a.r,a.g,a.b,1):nT.set(a.x,a.y,a.z||0,a.w||0),1===d?aT.setScalar(o):o.isColor?aT.set(o.r,o.g,o.b,1):aT.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 lT(e,t),cT=dT("numWorkgroups","uvec3"),hT=dT("workgroupId","uvec3"),pT=dT("globalId","uvec3"),gT=dT("localId","uvec3"),mT=dT("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 yT=sn(fT);class bT 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 xT 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`${this.scope}Array`}element(e){return new bT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class TT extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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)}}TT.ATOMIC_LOAD="atomicLoad",TT.ATOMIC_STORE="atomicStore",TT.ATOMIC_ADD="atomicAdd",TT.ATOMIC_SUB="atomicSub",TT.ATOMIC_MAX="atomicMax",TT.ATOMIC_MIN="atomicMin",TT.ATOMIC_AND="atomicAnd",TT.ATOMIC_OR="atomicOr",TT.ATOMIC_XOR="atomicXor";const _T=sn(TT),vT=(e,t,r)=>_T(e,t,r).toStack();class NT 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===NT.SUBGROUP_ELECT?"bool":t===NT.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===NT.SUBGROUP_BROADCAST||r===NT.SUBGROUP_SHUFFLE||r===NT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===NT.SUBGROUP_SHUFFLE_XOR||r===NT.SUBGROUP_SHUFFLE_DOWN||r===NT.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}}NT.SUBGROUP_ELECT="subgroupElect",NT.SUBGROUP_BALLOT="subgroupBallot",NT.SUBGROUP_ADD="subgroupAdd",NT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",NT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",NT.SUBGROUP_MUL="subgroupMul",NT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",NT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",NT.SUBGROUP_AND="subgroupAnd",NT.SUBGROUP_OR="subgroupOr",NT.SUBGROUP_XOR="subgroupXor",NT.SUBGROUP_MIN="subgroupMin",NT.SUBGROUP_MAX="subgroupMax",NT.SUBGROUP_ALL="subgroupAll",NT.SUBGROUP_ANY="subgroupAny",NT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",NT.QUAD_SWAP_X="quadSwapX",NT.QUAD_SWAP_Y="quadSwapY",NT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",NT.SUBGROUP_BROADCAST="subgroupBroadcast",NT.SUBGROUP_SHUFFLE="subgroupShuffle",NT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",NT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",NT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",NT.QUAD_BROADCAST="quadBroadcast";const ST=an(NT,NT.SUBGROUP_ELECT).setParameterLength(0),RT=an(NT,NT.SUBGROUP_BALLOT).setParameterLength(1),ET=an(NT,NT.SUBGROUP_ADD).setParameterLength(1),AT=an(NT,NT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),wT=an(NT,NT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),CT=an(NT,NT.SUBGROUP_MUL).setParameterLength(1),MT=an(NT,NT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),BT=an(NT,NT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),FT=an(NT,NT.SUBGROUP_AND).setParameterLength(1),LT=an(NT,NT.SUBGROUP_OR).setParameterLength(1),PT=an(NT,NT.SUBGROUP_XOR).setParameterLength(1),DT=an(NT,NT.SUBGROUP_MIN).setParameterLength(1),UT=an(NT,NT.SUBGROUP_MAX).setParameterLength(1),IT=an(NT,NT.SUBGROUP_ALL).setParameterLength(0),OT=an(NT,NT.SUBGROUP_ANY).setParameterLength(0),VT=an(NT,NT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),kT=an(NT,NT.QUAD_SWAP_X).setParameterLength(1),GT=an(NT,NT.QUAD_SWAP_Y).setParameterLength(1),zT=an(NT,NT.QUAD_SWAP_DIAGONAL).setParameterLength(1),$T=an(NT,NT.SUBGROUP_BROADCAST).setParameterLength(2),WT=an(NT,NT.SUBGROUP_SHUFFLE).setParameterLength(2),HT=an(NT,NT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),qT=an(NT,NT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),jT=an(NT,NT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),XT=an(NT,NT.QUAD_BROADCAST).setParameterLength(1);let KT;function YT(e){KT=KT||new WeakMap;let t=KT.get(e);return void 0===t&&KT.set(e,t={}),t}function QT(e){const t=YT(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 ZT(e,t=Id){const r=QT(e).mul(t);return r.xyz.div(r.w)}function JT(e){const t=YT(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function e_(e){const t=YT(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function t_(e){const t=YT(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 r_=e=>od.transformDirection(JT(e).sub(e_(e))),s_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},i_=new WeakMap,n_=[];class a_ 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=s_(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;i_.has(e)?s=i_.get(e):(s=new r(e),i_.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 o_ 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}){u_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Id)}}const u_=In("vec3","shadowPositionWorld");function l_(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 d_(e,t){return t=l_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function c_(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 h_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function p_(e,t){return t=h_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function g_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function m_(e,t,r){return r=p_(t,r=d_(e,r))}function f_(e,t,r){c_(e,r),g_(t,r)}var y_=Object.freeze({__proto__:null,resetRendererAndSceneState:m_,resetRendererState:d_,resetSceneState:p_,restoreRendererAndSceneState:f_,restoreRendererState:c_,restoreSceneState:g_,saveRendererAndSceneState:function(e,t,r={}){return r=h_(t,r=l_(e,r))},saveRendererState:l_,saveSceneState:h_});const b_=new WeakMap,x_=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)}),T_=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=xc("mapSize","vec2",r).setGroup(xa),a=xc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=ex(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(tx(0,5,l).mul(u)),t.z),i(t.xy.add(tx(1,5,l).mul(u)),t.z),i(t.xy.add(tx(2,5,l).mul(u)),t.z),i(t.xy.add(tx(3,5,l).mul(u)),t.z),i(t.xy.add(tx(4,5,l).mul(u)),t.z)).mul(.2)}),__=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=xc("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)}),v_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=qo(1e-7,s.y.mul(s.y)),a=jo(t.z,i),o=mn(1).toVar();return hn(a.notEqual(1),()=>{const e=t.z.sub(i);let r=n.div(n.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),o.assign(qo(a,r))}),o}),N_=e=>{let t=b_.get(e);return void 0===t&&(t=new eg,t.colorNode=An(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,b_.set(e,t)),t},S_=e=>{const t=b_.get(e);void 0!==t&&(t.dispose(),b_.delete(e))},R_=new Jf,E_=[],A_=(e,t,r,s)=>{E_[0]=e,E_[1]=t;let i=R_.get(E_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Qe)&&(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,R_.set(E_,i)),E_[0]=null,E_[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));cp({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)}),C_=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));cp({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)}),M_=[x_,T_,__,v_];let B_;const F_=new jb;class L_ extends o_{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||xc("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,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=xc("near","float",r.camera).setGroup(xa),s=xc("far","float",r.camera).setGroup(xa);n=Up(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return M_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=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===Qe&&!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=xc("blurSamples","float",i).setGroup(xa),o=xc("radius","float",i).setGroup(xa),u=xc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new eg);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 eg),l.fragmentNode=C_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=xc("intensity","float",i).setGroup(xa),l=xc("normalBias","float",i).setGroup(xa),d=QT(s).mul(u_.add(Qd.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===Qe&&!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=fc(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?fc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?fc(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");B_=m_(i,n,B_),n.overrideMaterial=N_(r),i.setRenderObjectFunction(A_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Qe&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,f_(i,n,B_)}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),F_.material=this.vsmMaterialVertical,F_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),F_.material=this.vsmMaterialHorizontal,F_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,S_(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 P_=(e,t)=>new L_(e,t),D_=new e,U_=new a,I_=new r,O_=new r,V_=[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)],k_=[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)],G_=[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)],z_=[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)],$_=ln(({depthTexture:e,bd3D:t,dp:r})=>fc(e,t).compare(r)),W_=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=xc("radius","float",s).setGroup(xa),n=xc("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=ex(Yl.xy).mul(6.28318530718),c=tx(0,5,d),h=tx(1,5,d),p=tx(2,5,d),g=tx(3,5,d),m=tx(4,5,d);return fc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(fc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),H_=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toConst(),n=i.abs().toConst(),a=n.x.max(n.y).max(n.z),o=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),l=xc("bias","float",s).setGroup(xa),d=mn(1).toVar();return hn(a.sub(u).lessThanEqual(0).and(a.sub(o).greaterThanEqual(0)),()=>{const r=Pp(a.negate(),o,u);r.addAssign(l);const n=i.normalize();d.assign(e({depthTexture:t,bd3D:n,dp:r,shadow:s}))}),d});class q_ extends L_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?$_:W_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return H_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=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?V_:G_,d=u?k_:z_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(D_),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()),I_.setFromMatrixPosition(s.matrixWorld),a.position.copy(I_),O_.copy(a.position),O_.add(l[e]),a.up.copy(d[e]),a.lookAt(O_),a.updateMatrixWorld(),o.makeTranslation(-I_.x,-I_.y,-I_.z),U_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(U_,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 j_=(e,t)=>new q_(e,t);class X_ extends bp{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 t_(this.light).sub(e.context.positionView||Vd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return P_(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 K_=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)}),Y_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=K_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Q_ extends X_{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 j_(this.light)}setupDirect(e){return Y_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const Z_=ln(([e=El()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),J_=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}),ev=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"}]}),tv=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"}]}),rv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),sv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(rv(r)),r.sub(mn(t))}),iv=bb([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"}]})]),nv=bb([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"}]})]),av=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(ev(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,ev(a.lessThan(yn(4)),s,i))).toVar();return tv(o,bn(a.bitAnd(yn(1)))).add(tv(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"}]}),ov=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(ev(u.lessThan(yn(8)),a,n)).toVar(),d=mn(ev(u.lessThan(yn(4)),n,ev(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return tv(l,bn(u.bitAnd(yn(1)))).add(tv(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"}]}),uv=bb([av,ov]),lv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(uv(n.x,i,s),uv(n.y,i,s),uv(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"}]}),dv=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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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"}]}),Bv=bb([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(Ev(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 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cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Bv(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"}]}),Lv=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(sv(n.x,a),sv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Bv(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"}]}),Pv=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(sv(n.x,a),sv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Bv(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"}]}),Dv=bb([Fv,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(sv(n.x,a),sv(n.y,o),sv(n.z,u)).toVar(),d=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Bv(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"}]})]),Uv=bb([Lv,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(sv(n.x,a),sv(n.y,o),sv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Bv(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"}]})]),Iv=bb([Pv,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(sv(n.x,a),sv(n.y,o),sv(n.z,u)).toVar(),d=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const 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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 eN("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 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new sN(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 iN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Zx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Uy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new aN,this.stack=Oy();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${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 "${t.type}" is not compatible.`),e=new eg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=EN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new yN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new bN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new xN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new TN(e);else if("color"===t)s=new _N(e);else if("mat2"===t)s=new vN(e);else if("mat3"===t)s=new NN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new SN(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 BN{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 FN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}FN.isNodeFunctionInput=!0;class LN extends X_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class PN extends X_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:r_(this.light),lightColor:e}}}class DN extends X_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=JT(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=Qd.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class UN extends X_{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=ZT(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(r_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=K_({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 IN extends UN{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 ON extends X_{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=jv(Qd,this.lightProbe);e.context.irradiance.addAssign(t)}}const VN=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class kN extends UN{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=QT(this.light).mul(e.context.positionWorld||Id);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=VN(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 GN=new a,zN=new a;let $N=null;class WN extends X_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;zN.identity(),GN.copy(t.matrixWorld),GN.premultiply(r),zN.extractRotation(GN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(zN),this.halfHeight.value.applyMatrix4(zN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl($N.LTC_FLOAT_1),r=Dl($N.LTC_FLOAT_2)):(t=Dl($N.LTC_HALF_1),r=Dl($N.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:t_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){$N=e}}class HN{parseFunction(){d("Abstract function.")}}class qN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}qN.isNodeFunction=!0;const jN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,XN=/[a-z_0-9]+/gi,KN="#pragma main";class YN extends qN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(KN),r=-1!==t?e.slice(t+12):e,s=r.match(jN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=XN.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 eg),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 Jv(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){JN[0]=e,JN[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(JN)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&eS.push(t.getCacheKey(!0)),i&&eS.push(i.getCacheKey()),n&&eS.push(n.getCacheKey()),eS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),eS.push(this.renderer.shadowMap.enabled?1:0),eS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(eS),this.callHashCache.set(JN,s),eS.length=0}return JN[0]=null,JN[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 bf(r);{let e;return e=!0===r.isCubeTexture?fc(r):Dl(r),mg(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=xc("color","color",r).setGroup(xa),t=xc("density","float",r).setGroup(xa);return iT(e,rT(t))}if(r.isFog){const e=xc("color","color",r).setGroup(xa),t=xc("near","float",r).setGroup(xa),s=xc("far","float",r).setGroup(xa);return iT(e,tT(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?fc(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 ZN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?bx(e,Nn(Xl,$l("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return ZN.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 BN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const rS=new qe;class sS{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 cS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:ke,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;mS(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 xS(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 TS(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 tS(this,r),this._animation=new Zf(this,this._nodes,this.info),this._attributes=new dy(r),this._background=new Yv(this,this._nodes),this._geometries=new gy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new _y(r,this._nodes),this._bindings=new vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new sy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new wy(this.lighting),this._bundles=new aS,this._renderContexts=new Fy,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:vS;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 sS),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=Bd,t.modelNormalViewMatrix=Fd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Bd&&e.modelNormalViewMatrix===Fd}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=_,g.viewportValue.maxDepth=v,g.viewport=!1===g.viewportValue.equals(SS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(SS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new sS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?ES:RS;t.isArrayCamera||(AS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(AS,t.coordinateSystem,t.reversedDepth));const S=this._renderLists.get(e,t);if(S.begin(),this._projectObject(e,t,0,S,g.clippingContext),S.finish(),!0===this.sortObjects&&S.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=NS.width,g.height=NS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=S.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,S,g),g.camera=t,this.backend.beginRender(g);const{bundles:R,lightsNode:E,transparentDoublePass:A,transparent:w,opaque:C}=S;return R.length>0&&this._renderBundles(R,l,E),!0===this.opaque&&C.length>0&&this._renderObjects(C,t,l,E),!0===this.transparent&&w.length>0&&this._renderTransparents(w,A,t,l,E),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 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.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?ES:RS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&wS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(AS);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?ES:RS;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(AS)),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===Qe?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:CS[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 BS{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 FS extends BS{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)+(ly-e%ly)%ly;var e}get buffer(){return this._buffer}update(){return!0}}class LS extends FS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let PS=0;class DS extends LS{constructor(e,t){super("UniformBuffer_"+PS++,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 US extends LS{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 kS=0;class GS extends VS{constructor(e,t){super(e,t),this.id=kS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class zS extends GS{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 $S extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class WS extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const HS={bitcast_int_uint:new Yx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Yx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},qS={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"},jS={low:"lowp",medium:"mediump",high:"highp"},XS={swizzleAssign:!0,storageBuffer:!1},KS={perspective:"smooth",linear:"noperspective"},YS={centroid:"centroid"},QS="\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 ZS extends MN{constructor(e,t){super(e,t,new QN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=HS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==HS[e]&&this._include(e),qS[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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:Et:4===s&&(n=i?At:Se);const a={Float32Array:j,Uint8Array:ke,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=jS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=jS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${KS[s.interpolationType]||s.interpolationType} ${YS[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${KS[e.interpolationType]||e.interpolationType} ${YS[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=XS[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)}XS[e]=t}return t}isFlipY(){return!0}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 zS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new $S(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new WS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new DS(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 OS(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 JS=null,eR=null;class tR{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 JS=JS||new t,this.renderer.getDrawingBufferSize(JS)}setScissorTest(){}getClearColor(){const e=this.renderer;return eR=eR||new Dy,e.getClearColor(eR),eR.getRGB(eR),eR}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 rR,sR,iR=0;class nR{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 aR{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:iR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new nR(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 lR,dR,cR,hR=!1;class pR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===hR&&(this._init(),hR=!0)}_init(){const e=this.gl;lR={[Or]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ir]:e.MIRRORED_REPEAT},dR={[w]:e.NEAREST,[Vr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},cR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[A]:e.LESS,[Ze]:e.LEQUAL,[$r]:e.EQUAL,[zr]:e.GEQUAL,[Gr]:e.GREATER,[kr]: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,lR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,lR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,lR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,dR[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,dR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,cR[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 gR(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 mR{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 yR={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 bR{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 _R extends tR{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 mR(this),this.capabilities=new fR(this),this.attributeUtils=new aR(this),this.textureUtils=new pR(this),this.bufferRenderer=new bR(this),this.state=new oR(this),this.utils=new uR(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.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")}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 TR(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;eyR[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=By(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 vR="point-list",NR="line-list",SR="line-strip",RR="triangle-list",ER="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},AR="never",wR="less",CR="equal",MR="less-equal",BR="greater",FR="not-equal",LR="greater-equal",PR="always",DR="store",UR="load",IR="clear",OR="ccw",VR="cw",kR="none",GR="back",zR="uint16",$R="uint32",WR="r8unorm",HR="r8snorm",qR="r8uint",jR="r8sint",XR="r16uint",KR="r16sint",YR="r16float",QR="rg8unorm",ZR="rg8snorm",JR="rg8uint",eE="rg8sint",tE="r32uint",rE="r32sint",sE="r32float",iE="rg16uint",nE="rg16sint",aE="rg16float",oE="rgba8unorm",uE="rgba8unorm-srgb",lE="rgba8snorm",dE="rgba8uint",cE="rgba8sint",hE="bgra8unorm",pE="bgra8unorm-srgb",gE="rgb9e5ufloat",mE="rgb10a2unorm",fE="rg11b10ufloat",yE="rg32uint",bE="rg32sint",xE="rg32float",TE="rgba16uint",_E="rgba16sint",vE="rgba16float",NE="rgba32uint",SE="rgba32sint",RE="rgba32float",EE="depth16unorm",AE="depth24plus",wE="depth24plus-stencil8",CE="depth32float",ME="depth32float-stencil8",BE="bc1-rgba-unorm",FE="bc1-rgba-unorm-srgb",LE="bc2-rgba-unorm",PE="bc2-rgba-unorm-srgb",DE="bc3-rgba-unorm",UE="bc3-rgba-unorm-srgb",IE="bc4-r-unorm",OE="bc4-r-snorm",VE="bc5-rg-unorm",kE="bc5-rg-snorm",GE="bc6h-rgb-ufloat",zE="bc6h-rgb-float",$E="bc7-rgba-unorm",WE="bc7-rgba-unorm-srgb",HE="etc2-rgb8unorm",qE="etc2-rgb8unorm-srgb",jE="etc2-rgb8a1unorm",XE="etc2-rgb8a1unorm-srgb",KE="etc2-rgba8unorm",YE="etc2-rgba8unorm-srgb",QE="eac-r11unorm",ZE="eac-r11snorm",JE="eac-rg11unorm",eA="eac-rg11snorm",tA="astc-4x4-unorm",rA="astc-4x4-unorm-srgb",sA="astc-5x4-unorm",iA="astc-5x4-unorm-srgb",nA="astc-5x5-unorm",aA="astc-5x5-unorm-srgb",oA="astc-6x5-unorm",uA="astc-6x5-unorm-srgb",lA="astc-6x6-unorm",dA="astc-6x6-unorm-srgb",cA="astc-8x5-unorm",hA="astc-8x5-unorm-srgb",pA="astc-8x6-unorm",gA="astc-8x6-unorm-srgb",mA="astc-8x8-unorm",fA="astc-8x8-unorm-srgb",yA="astc-10x5-unorm",bA="astc-10x5-unorm-srgb",xA="astc-10x6-unorm",TA="astc-10x6-unorm-srgb",_A="astc-10x8-unorm",vA="astc-10x8-unorm-srgb",NA="astc-10x10-unorm",SA="astc-10x10-unorm-srgb",RA="astc-12x10-unorm",EA="astc-12x10-unorm-srgb",AA="astc-12x12-unorm",wA="astc-12x12-unorm-srgb",CA="clamp-to-edge",MA="repeat",BA="mirror-repeat",FA="linear",LA="nearest",PA="zero",DA="one",UA="src",IA="one-minus-src",OA="src-alpha",VA="one-minus-src-alpha",kA="dst",GA="one-minus-dst",zA="dst-alpha",$A="one-minus-dst-alpha",WA="src-alpha-saturated",HA="constant",qA="one-minus-constant",jA="add",XA="subtract",KA="reverse-subtract",YA="min",QA="max",ZA=0,JA=15,ew="keep",tw="zero",rw="replace",sw="invert",iw="increment-clamp",nw="decrement-clamp",aw="increment-wrap",ow="decrement-wrap",uw="storage",lw="read-only-storage",dw="write-only",cw="read-only",hw="read-write",pw="non-filtering",gw="comparison",mw="float",fw="unfilterable-float",yw="depth",bw="sint",xw="uint",Tw="2d",_w="3d",vw="2d",Nw="2d-array",Sw="cube",Rw="3d",Ew="all",Aw="vertex",ww="instance",Cw={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"},Mw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Bw extends VS{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 Fw extends FS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Lw=0;class Pw extends Fw{constructor(e,t){super("StorageBuffer_"+Lw++,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 Dw extends iy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:FA}),this.flipYSampler=e.createSampler({minFilter:LA}),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:IR,storeOp:DR}]});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 Dw(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,Gw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,zw={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 $w extends qN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(kw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=Gw.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 Ww extends HN{parseFunction(e){return new $w(e)}}const Hw={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},qw={[Or]:"repeat",[xe]:"clamp",[Ir]:"mirror"},jw={vertex:ER.VERTEX,fragment:ER.FRAGMENT,compute:ER.COMPUTE},Xw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Kw={"^^":"tsl_xor"},Yw={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"},Qw={},Zw={tsl_xor:new Yx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Yx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Yx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Yx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Yx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Yx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Yx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Yx("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 Yx("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 Yx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Yx("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 Yx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Yx("\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")},Jw={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 eC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(eC+="diagnostic( off, derivative_uniformity );\n");class tC extends MN{constructor(e,t){super(e,t,new Ww),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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${qw[e.wrapS]}S_${qw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Qw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Or?(s.push(Zw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(Zw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ir?(s.push(Zw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",Qw[t]=r=new Yx(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"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, 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 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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return 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=Kw[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 Hw[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 WS(i.name,i.node,o,n):new zS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new $S(i.name,i.node,o,n):"texture3D"===t&&(s=new WS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(jw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Bw(`${i.name}_sampler`,i.node,o);e.setVisibility(jw[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?DS:Pw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|jw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new OS(u,o),e.setVisibility(jw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|jw[r]),-1===l.indexOf(e)&&l.push(e)),a=this.getNodeUniform(i,t);const s=a.name;e.uniforms.some(e=>e.name===s)||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=Vw(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}, ${e} )`}getType(e){return Yw[e]||e}isAvailable(e){let t=Xw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Xw[e]=t),t}_getWGSLMethod(e){return void 0!==Zw[e]&&this._include(e),Jw[e]}_include(e){const t=Zw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${eC}\n\n// structs\n${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 rC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?wE:AE),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?vR:e.isLineSegments||e.isMesh&&!0===t.wireframe?NR:e.isLine?SR:e.isMesh?RR: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===ke)return hE;if(e===be)return vE;throw new Error("Unsupported output buffer type.")}}const sC=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&&sC.set(Float16Array,["float16"]);const iC=new Map([[at,["float16"]]]),nC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class aC{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=Ew;let o;o=t.isSampledCubeTexture?Sw:t.isSampledTexture3D?Rw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Nw:vw,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&ER.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=uw:e.type=lw),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?hw:t===ri.WRITE_ONLY?dw:cw,s.texture.isArrayTexture?e.viewDimension=Nw:s.texture.is3DTexture&&(e.viewDimension=Rw),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=yw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=bw:e===S?t.sampleType=xw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=mw:t.sampleType=fw)}s.isSampledCubeTexture?t.viewDimension=Sw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Nw:s.isSampledTexture3D&&(t.viewDimension=Rw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(E.TEXTURE_COMPARE)?t.type=gw:t.type=pw),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 lC{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===Ge&&!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})},E={},A=e.context.depth,w=e.context.stencil;if(!0!==A&&!0!==w||(!0===A&&(E.format=N,E.depthWriteEnabled=s.depthWrite,E.depthCompare=v),!0===w&&(E.stencilFront=f,E.stencilBack={},E.stencilReadMask=s.stencilFuncMask,E.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(E.depthBias=s.polygonOffsetUnits,E.depthBiasSlopeScale=s.polygonOffsetFactor,E.depthBiasClamp=0),R.depthStencil=E),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),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(R)}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:jA},r={srcFactor:i,dstFactor:n,operation:jA}};if(e.premultipliedAlpha)switch(s){case Ge:i(DA,VA,DA,VA);break;case Ht:i(DA,DA,DA,DA);break;case Wt:i(PA,IA,PA,DA);break;case $t:i(kA,VA,PA,DA)}else switch(s){case Ge:i(OA,VA,DA,VA);break;case Ht:i(OA,DA,DA,DA);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${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=PA;break;case Vt:t=DA;break;case Ot:t=UA;break;case Pt:t=IA;break;case ze:t=OA;break;case $e:t=VA;break;case Ut:t=kA;break;case Lt:t=GA;break;case Dt:t=zA;break;case Ft:t=$A;break;case It:t=WA;break;case 211:t=HA;break;case 212:t=qA;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=AR;break;case ts:t=PR;break;case es:t=wR;break;case Jr:t=MR;break;case Zr:t=CR;break;case Qr:t=LR;break;case Yr:t=BR;break;case Kr:t=FR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=ew;break;case ls:t=tw;break;case us:t=rw;break;case os:t=sw;break;case as:t=iw;break;case ns:t=nw;break;case is:t=aw;break;case ss:t=ow;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case We:t=jA;break;case Bt:t=XA;break;case Mt:t=KA;break;case hs:t=YA;break;case cs:t=QA;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?zR:$R);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?VR:OR,s.cullMode=r.side===B?kR:GR,s}_getColorWriteMask(e){return!0===e.colorWrite?JA:ZA}_getDepthCompare(e){let t;if(!1===e.depthTest)t=PR;else{const r=e.depthFunc;switch(r){case Jt:t=AR;break;case Zt:t=PR;break;case Qt:t=wR;break;case Yt:t=MR;break;case Kt:t=CR;break;case Xt:t=LR;break;case jt:t=BR;break;case qt:t=FR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class dC extends xR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 cC extends tR{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 rC(this),this.attributeUtils=new aC(this),this.bindingUtils=new uC(this),this.pipelineUtils=new lC(this),this.textureUtils=new Ow(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(Cw),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(Cw.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:UR}),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(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),i=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 _R(e)));super(new t(e),e),this.library=new gC,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 yC{constructor(e,t=An(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new eg;r.name="RenderPipeline",this._quadMesh=new jb(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 bC extends yC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class xC 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 TC 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 _C 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 vC extends ax{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class NC 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 SC 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 RC 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 NC;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 SC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t t.fract(); * * @tsl * @function - * @param {function(Node):Node} callback - A callback that receives the texture node + * @param {function(Node):Node|Node} callback - A callback that receives the texture node * and must return the new uv coordinates. * @param {Node} [node=null] - An optional node to which the context will be applied. * @return {ContextNode} A context node that replaces the default UV coordinates. */ function replaceDefaultUV( callback, node = null ) { - return context( node, { getUV: callback } ); + const getUV = typeof callback === 'function' ? callback : () => callback; + + return context( node, { getUV } ); } @@ -36841,7 +36837,7 @@ class RTTNode extends TextureNode { * @param {Object} [options={type:HalfFloatType}] - The options for the internal render target. * @returns {RTTNode} */ -const rtt = ( node, ...params ) => nodeObject( new RTTNode( nodeObject( node ), ...params ) ); +const rtt = ( node, ...params ) => new RTTNode( nodeObject( node ), ...params ); /** * TSL function for converting nodes to textures nodes. @@ -38347,65 +38343,20 @@ const cdl = /*@__PURE__*/ Fn( ( [ } ); /** - * Represents a posterize effect which reduces the number of colors + * TSL function for creating a posterize effect which reduces the number of colors * in an image, resulting in a more blocky and stylized appearance. * - * @augments TempNode - */ -class PosterizeNode extends TempNode { - - static get type() { - - return 'PosterizeNode'; - - } - - /** - * Constructs a new posterize node. - * - * @param {Node} sourceNode - The input color. - * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - */ - constructor( sourceNode, stepsNode ) { - - super(); - - /** - * The input color. - * - * @type {Node} - */ - this.sourceNode = sourceNode; - - /** - * Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - * - * @type {Node} - */ - this.stepsNode = stepsNode; - - } - - setup() { - - const { sourceNode, stepsNode } = this; - - return sourceNode.mul( stepsNode ).floor().div( stepsNode ); - - } - -} - -/** - * TSL function for creating a posterize node. - * * @tsl * @function * @param {Node} sourceNode - The input color. * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - * @returns {PosterizeNode} + * @returns {Node} The posterized color. */ -const posterize = /*@__PURE__*/ nodeProxy( PosterizeNode ).setParameterLength( 2 ); +const posterize = Fn( ( [ source, steps ] ) => { + + return source.mul( steps ).floor().div( steps ); + +} ); let _sharedFramebuffer = null; @@ -81492,4 +81443,4 @@ class ClippingGroup extends Group { } -export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, PosterizeNode, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RemapNode, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, StorageArrayElementNode, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLCoordinateSystem, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; +export { ACESFilmicToneMapping, AONode, AddEquation, AddOperation, AdditiveBlending, AgXToneMapping, AlphaFormat, AlwaysCompare, AlwaysDepth, AlwaysStencilFunc, AmbientLight, AmbientLightNode, AnalyticLightNode, ArrayCamera, ArrayElementNode, ArrayNode, AssignNode, AtomicFunctionNode, AttributeNode, BackSide, BarrierNode, BasicEnvironmentNode, BasicLightMapNode, BasicShadowMap, BatchNode, BitcastNode, BitcountNode, BlendMode, BoxGeometry, BufferAttribute, BufferAttributeNode, BufferGeometry, BufferNode, BuiltinNode, BumpMapNode, BundleGroup, BypassNode, ByteType, CanvasTarget, CineonToneMapping, ClampToEdgeWrapping, ClippingGroup, ClippingNode, CodeNode, Color, ColorManagement, ColorSpaceNode, Compatibility, ComputeBuiltinNode, ComputeNode, ConditionalNode, ConstNode, ContextNode, ConvertNode, CubeCamera, CubeDepthTexture, CubeMapNode, CubeReflectionMapping, CubeRefractionMapping, CubeTexture, CubeTextureNode, CubeUVReflectionMapping, CullFaceBack, CullFaceFront, CullFaceNone, CustomBlending, CylinderGeometry, DataArrayTexture, DataTexture, DebugNode, DecrementStencilOp, DecrementWrapStencilOp, DepthFormat, DepthStencilFormat, DepthTexture, DirectionalLight, DirectionalLightNode, DoubleSide, DstAlphaFactor, DstColorFactor, DynamicDrawUsage, EnvironmentNode, EqualCompare, EqualDepth, EqualStencilFunc, EquirectangularReflectionMapping, EquirectangularRefractionMapping, Euler, EventDispatcher, EventNode, ExpressionNode, FileLoader, FlipNode, Float16BufferAttribute, Float32BufferAttribute, FloatType, FramebufferTexture, FrontFacingNode, FrontSide, Frustum, FrustumArray, FunctionCallNode, FunctionNode, FunctionOverloadingNode, GLSLNodeParser, GreaterCompare, GreaterDepth, GreaterEqualCompare, GreaterEqualDepth, GreaterEqualStencilFunc, GreaterStencilFunc, Group, HalfFloatType, HemisphereLight, HemisphereLightNode, IESSpotLight, IESSpotLightNode, IncrementStencilOp, IncrementWrapStencilOp, IndexNode, IndirectStorageBufferAttribute, InputNode, InspectorBase, InspectorNode, InstanceNode, InstancedBufferAttribute, InstancedInterleavedBuffer, InstancedMeshNode, IntType, InterleavedBuffer, InterleavedBufferAttribute, InvertStencilOp, IrradianceNode, IsolateNode, JoinNode, KeepStencilOp, LessCompare, LessDepth, LessEqualCompare, LessEqualDepth, LessEqualStencilFunc, LessStencilFunc, LightProbe, LightProbeNode, Lighting, LightingContextNode, LightingModel, LightingNode, LightsNode, Line2NodeMaterial, LineBasicMaterial, LineBasicNodeMaterial, LineDashedMaterial, LineDashedNodeMaterial, LinearFilter, LinearMipMapLinearFilter, LinearMipmapLinearFilter, LinearMipmapNearestFilter, LinearSRGBColorSpace, LinearToneMapping, LinearTransfer, Loader, LoopNode, MRTNode, Material, MaterialBlending, MaterialLoader, MaterialNode, MaterialReferenceNode, MathNode, MathUtils, Matrix2, Matrix3, Matrix4, MaxEquation, MaxMipLevelNode, MemberNode, Mesh, MeshBasicMaterial, MeshBasicNodeMaterial, MeshLambertMaterial, MeshLambertNodeMaterial, MeshMatcapMaterial, MeshMatcapNodeMaterial, MeshNormalMaterial, MeshNormalNodeMaterial, MeshPhongMaterial, MeshPhongNodeMaterial, MeshPhysicalMaterial, MeshPhysicalNodeMaterial, MeshSSSNodeMaterial, MeshStandardMaterial, MeshStandardNodeMaterial, MeshToonMaterial, MeshToonNodeMaterial, MinEquation, MirroredRepeatWrapping, MixOperation, ModelNode, MorphNode, MultiplyBlending, MultiplyOperation, NearestFilter, NearestMipmapLinearFilter, NearestMipmapNearestFilter, NeutralToneMapping, NeverCompare, NeverDepth, NeverStencilFunc, NoBlending, NoColorSpace, NoNormalPacking, NoToneMapping, Node, NodeAccess, NodeAttribute, NodeBuilder, NodeCache, NodeCode, NodeError, NodeFrame, NodeFunctionInput, NodeLoader, NodeMaterial, NodeMaterialLoader, NodeMaterialObserver, NodeObjectLoader, NodeShaderStage, NodeType, NodeUniform, NodeUpdateType, NodeUtils, NodeVar, NodeVarying, NormalBlending, NormalGAPacking, NormalMapNode, NormalRGPacking, NotEqualCompare, NotEqualDepth, NotEqualStencilFunc, Object3D, Object3DNode, ObjectLoader, ObjectSpaceNormalMap, OneFactor, OneMinusDstAlphaFactor, OneMinusDstColorFactor, OneMinusSrcAlphaFactor, OneMinusSrcColorFactor, OperatorNode, OrthographicCamera, OutputStructNode, PCFShadowMap, PCFSoftShadowMap, PMREMGenerator, PMREMNode, PackFloatNode, ParameterNode, PassNode, PerspectiveCamera, PhongLightingModel, PhysicalLightingModel, Plane, PlaneGeometry, PointLight, PointLightNode, PointShadowNode, PointUVNode, PointsMaterial, PointsNodeMaterial, PostProcessing, ProjectorLight, ProjectorLightNode, PropertyNode, QuadMesh, Quaternion, R11_EAC_Format, RED_GREEN_RGTC2_Format, RED_RGTC1_Format, REVISION, RG11_EAC_Format, RGBAFormat, RGBAIntegerFormat, RGBA_ASTC_10x10_Format, RGBA_ASTC_10x5_Format, RGBA_ASTC_10x6_Format, RGBA_ASTC_10x8_Format, RGBA_ASTC_12x10_Format, RGBA_ASTC_12x12_Format, RGBA_ASTC_4x4_Format, RGBA_ASTC_5x4_Format, RGBA_ASTC_5x5_Format, RGBA_ASTC_6x5_Format, RGBA_ASTC_6x6_Format, RGBA_ASTC_8x5_Format, RGBA_ASTC_8x6_Format, RGBA_ASTC_8x8_Format, RGBA_BPTC_Format, RGBA_ETC2_EAC_Format, RGBA_PVRTC_2BPPV1_Format, RGBA_PVRTC_4BPPV1_Format, RGBA_S3TC_DXT1_Format, RGBA_S3TC_DXT3_Format, RGBA_S3TC_DXT5_Format, RGBFormat, RGBIntegerFormat, RGB_ETC1_Format, RGB_ETC2_Format, RGB_PVRTC_2BPPV1_Format, RGB_PVRTC_4BPPV1_Format, RGB_S3TC_DXT1_Format, RGFormat, RGIntegerFormat, RTTNode, RangeNode, RectAreaLight, RectAreaLightNode, RedFormat, RedIntegerFormat, ReferenceBaseNode, ReferenceNode, ReflectorNode, ReinhardToneMapping, RemapNode, RenderOutputNode, RenderPipeline, RenderTarget, RendererReferenceNode, RendererUtils, RepeatWrapping, ReplaceStencilOp, ReverseSubtractEquation, RotateNode, SIGNED_R11_EAC_Format, SIGNED_RED_GREEN_RGTC2_Format, SIGNED_RED_RGTC1_Format, SIGNED_RG11_EAC_Format, SRGBColorSpace, SRGBTransfer, SampleNode, Scene, ScreenNode, SetNode, ShadowBaseNode, ShadowMaterial, ShadowNode, ShadowNodeMaterial, ShortType, SkinningNode, Sphere, SphereGeometry, SplitNode, SpotLight, SpotLightNode, SpriteMaterial, SpriteNodeMaterial, SrcAlphaFactor, SrcAlphaSaturateFactor, SrcColorFactor, StackNode, StackTrace, StaticDrawUsage, StorageArrayElementNode, StorageBufferAttribute, StorageBufferNode, StorageInstancedBufferAttribute, StorageTexture, StorageTextureNode, StructNode, StructTypeNode, SubBuildNode, SubgroupFunctionNode, SubtractEquation, SubtractiveBlending, TSL, TangentSpaceNormalMap, TempNode, Texture, Texture3DNode, TextureNode, TextureSizeNode, TimestampQuery, ToneMappingNode, ToonOutlinePassNode, UVMapping, Uint16BufferAttribute, Uint32BufferAttribute, UniformArrayNode, UniformGroupNode, UniformNode, UnpackFloatNode, UnsignedByteType, UnsignedInt101111Type, UnsignedInt248Type, UnsignedInt5999Type, UnsignedIntType, UnsignedShort4444Type, UnsignedShort5551Type, UnsignedShortType, UserDataNode, VSMShadowMap, VarNode, VaryingNode, Vector2, Vector3, Vector4, VelocityNode, VertexColorNode, ViewportDepthNode, ViewportDepthTextureNode, ViewportSharedTextureNode, ViewportTextureNode, VolumeNodeMaterial, WebGLCoordinateSystem, WebGPUCoordinateSystem, WebGPURenderer, WebXRController, WorkgroupInfoNode, ZeroFactor, ZeroStencilOp, createCanvasElement, defaultBuildStages, defaultShaderStages, error, log$1 as log, shaderStages, vectorComponents, warn, warnOnce }; diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index 193d498f995246..d25754c512bc45 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 A,LessCompare as E,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 Ae,MeshStandardMaterial as Ee,MeshPhysicalMaterial as we,MeshToonMaterial as Ce,MeshMatcapMaterial as Me,SpriteMaterial as Be,PointsMaterial as Fe,ShadowMaterial as Le,Uint32BufferAttribute as Pe,Uint16BufferAttribute as De,arrayNeedsUint32 as Ue,DepthStencilFormat as Ie,DepthFormat as Oe,UnsignedInt248Type as Ve,UnsignedByteType as ke,NormalBlending as Ge,SrcAlphaFactor as ze,OneMinusSrcAlphaFactor as $e,AddEquation as We,MaterialBlending as He,Plane as qe,Object3D as je,LinearMipMapLinearFilter as Xe,Float32BufferAttribute as Ke,UVMapping as Ye,VSMShadowMap 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 At,RGBAIntegerFormat as Et,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,UnsignedShort4444Type as er,UnsignedShort5551Type as tr,UnsignedInt5999Type as rr,UnsignedInt101111Type as sr,AlphaFormat as ir,RGB_S3TC_DXT1_Format as nr,RGBA_S3TC_DXT1_Format as ar,RGBA_S3TC_DXT3_Format as or,RGBA_S3TC_DXT5_Format as ur,RGB_PVRTC_4BPPV1_Format as lr,RGB_PVRTC_2BPPV1_Format as dr,RGBA_PVRTC_4BPPV1_Format as cr,RGBA_PVRTC_2BPPV1_Format as hr,RGB_ETC1_Format as pr,RGB_ETC2_Format as gr,RGBA_ETC2_EAC_Format as mr,R11_EAC_Format as fr,SIGNED_R11_EAC_Format as yr,SIGNED_RG11_EAC_Format as br,RGBA_ASTC_4x4_Format as xr,RGBA_ASTC_5x4_Format as Tr,RGBA_ASTC_5x5_Format as _r,RGBA_ASTC_6x5_Format as vr,RGBA_ASTC_6x6_Format as Nr,RGBA_ASTC_8x5_Format as Sr,RGBA_ASTC_8x6_Format as Rr,RGBA_ASTC_8x8_Format as Ar,RGBA_ASTC_10x5_Format as Er,RGBA_ASTC_10x6_Format as wr,RGBA_ASTC_10x8_Format as Cr,RGBA_ASTC_10x10_Format as Mr,RGBA_ASTC_12x10_Format as Br,RGBA_ASTC_12x12_Format as Fr,RGBA_BPTC_Format as Lr,RED_RGTC1_Format as Pr,SIGNED_RED_RGTC1_Format as Dr,SIGNED_RED_GREEN_RGTC2_Format as Ur,MirroredRepeatWrapping as Ir,RepeatWrapping as Or,NearestMipmapNearestFilter as Vr,NotEqualCompare as kr,GreaterCompare as Gr,GreaterEqualCompare 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 As,Loader as Es,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),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]={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.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!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 Ai={};function Ei(e,t,r){Ai[e]=Ai[t]=Ai[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];Ei(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],Ei(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],Ei(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],Ei(t,r,s)}}}for(let e=0;e<32;e++)Ai[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,Ai);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"),An=new Ki("bvec3"),En=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",An),Si("toVec4",En),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} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?rn(t):tn(t[0]),new Ea(Ji(e),t));Si("call",wa);const Ca={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ma extends hi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ma(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${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",$a),Si("not",Wa),Si("xor",Ha),Si("bitAnd",qa),Si("bitNot",ja),Si("bitOr",Xa),Si("bitXor",Ka),Si("shiftLeft",Ya),Si("shiftRight",Qa),Si("incrementBefore",Za),Si("decrementBefore",Ja),Si("increment",eo),Si("decrement",to);const ro=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Ds),Da(fn(e),fn(t)));Si("modInt",ro);class so extends hi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===so.MAX||e===so.MIN)&&arguments.length>3){let i=new so(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===so.LENGTH||t===so.DISTANCE||t===so.DOT?"float":t===so.CROSS?"vec3":t===so.ALL||t===so.ANY?"bool":t===so.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===so.ONE_MINUS)i=Fa(1,t);else if(s===so.RECIPROCAL)i=Pa(1,t);else if(s===so.DIFFERENCE)i=Bo(Fa(t,r));else if(s===so.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=En(Nn(n),0):s=En(Nn(s),0);const a=La(s,n).xyz;i=No(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===so.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===so.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===so.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==so.MIN&&r!==so.MAX?r===so.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===so.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===so.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==so.DFDX&&r!==so.DFDY||(d(`TSL: '${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),Ao=an(so,so.COS).setParameterLength(1),Eo=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",Ao),Si("tan",Eo),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 Au(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Nu(e,t)}Si("context",_u),Si("label",Au),Si("uniformFlow",vu),Si("setName",Nu),Si("builtinShadowContext",(e,t,r)=>Su(t,r,e)),Si("builtinAOContext",(e,t)=>Ru(t,e));class Eu 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(Eu),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=En(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=En(Fn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=En(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=En(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),Al=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class El 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(El).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 Al(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(A.TEXTURE_COMPARE)?n=this.compareNode:(null!==this.value.compareFunction&&this.value.compareFunction!==E&&v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'),a=this.compareNode)),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 - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()(),rd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),sd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),id=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Gl(r).setGroup(xa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrix")}else t=va("mat4").setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),ad=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrixInverse")}else t=va("mat4").setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),od=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Gl(r).setGroup(xa).setName("cameraViewMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraViewMatrix")}else t=va("mat4").setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),ud=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Gl(r).setGroup(xa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraWorldMatrix")}else t=va("mat4").setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ld=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Gl(r).setGroup(xa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraNormalMatrix")}else t=va("mat3").setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),dd=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));return t}).once()(),cd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Gl(r,"vec4").setGroup(xa).setName("cameraViewports").element(rd).toConst("cameraViewport")}else t=En(0,0,Kl.x,Kl.y).toConst("cameraViewport");return t}).once()(),hd=new C;class pd 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===pd.WORLD_MATRIX?"mat4":e===pd.POSITION||e===pd.VIEW_POSITION||e===pd.DIRECTION||e===pd.SCALE?"vec3":e===pd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===pd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===pd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===pd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===pd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===pd.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===pd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),hd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=hd.radius}}generate(e){const t=this.scope;return t===pd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===pd.POSITION||t===pd.VIEW_POSITION||t===pd.DIRECTION||t===pd.SCALE?this.uniformNode.nodeType="vec3":t===pd.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}}pd.WORLD_MATRIX="worldMatrix",pd.POSITION="position",pd.SCALE="scale",pd.VIEW_POSITION="viewPosition",pd.DIRECTION="direction",pd.RADIUS="radius";const gd=sn(pd,pd.DIRECTION).setParameterLength(1),md=sn(pd,pd.WORLD_MATRIX).setParameterLength(1),fd=sn(pd,pd.POSITION).setParameterLength(1),yd=sn(pd,pd.SCALE).setParameterLength(1),bd=sn(pd,pd.VIEW_POSITION).setParameterLength(1),xd=sn(pd,pd.RADIUS).setParameterLength(1);class Td extends pd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const _d=nn(Td,Td.DIRECTION),vd=nn(Td,Td.WORLD_MATRIX),Nd=nn(Td,Td.POSITION),Sd=nn(Td,Td.SCALE),Rd=nn(Td,Td.VIEW_POSITION),Ad=nn(Td,Td.RADIUS),Ed=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),wd=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Cd=ln(e=>e.context.modelViewMatrix||Md).once()().toVar("modelViewMatrix"),Md=od.mul(vd),Bd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Fd=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"),Ld=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),En()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Pd=Rl("position","vec3"),Dd=Pd.toVarying("positionLocal"),Ud=Pd.toVarying("positionPrevious"),Id=ln(e=>vd.mul(Dd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Od=ln(()=>Dd.transformDirection(vd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Vd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=ad.mul(Ld);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),kd=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Vd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Gd 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 zd=nn(Gd),$d=mn(zd).mul(2).sub(1),Wd=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul($d)),e}),Hd=Rl("normal","vec3"),qd=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):Hd,"vec3").once()().toVar("normalLocal"),jd=Vd.dFdx().cross(Vd.dFdy()).normalize().toVar("normalFlat"),Xd=ln(e=>{let t;return t=e.isFlatShading()?jd:ec(qd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Kd=ln(e=>{let t=Xd.transformDirection(od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Yd=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Xd,!0!==e.isFlatShading()&&(t=Wd(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),Qd=Yd.transformDirection(od).toVar("normalWorld"),Zd=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Yd:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Jd=ln(([e,t=vd])=>{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}),ec=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Ed.mul(e);return od.transformDirection(s)}),tc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Yd)).once(["NORMAL","VERTEX"])(),rc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),Qd)).once(["NORMAL","VERTEX"])(),sc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Zd)).once(["NORMAL","VERTEX"])(),ic=new F,nc=new a,ac=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),oc=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),uc=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?(ic.copy(r),nc.makeRotationFromEuler(ic)):nc.identity(),nc}),lc=kd.negate().reflect(Yd),dc=kd.negate().refract(Yd,ac),cc=lc.transformDirection(od).toVar("reflectVector"),hc=dc.transformDirection(od).toVar("reflectVector"),pc=new L;class gc 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?cc:e.mapping===D?hc:(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)),uc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const mc=sn(gc).setParameterLength(1,4).setName("cubeTexture"),fc=(e=pc,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=mc(e,t,r,s),i};class yc 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 bc 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 yc(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?fc(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 bc(e,t,r),Tc=(e,t,r,s)=>new bc(e,t,s,r);class _c extends bc{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 vc=(e,t,r=null)=>new _c(e,t,r),Nc=Al(),Sc=Vd.dFdx(),Rc=Vd.dFdy(),Ac=Nc.dFdx(),Ec=Nc.dFdy(),wc=Yd,Cc=Rc.cross(wc),Mc=wc.cross(Sc),Bc=Cc.mul(Ac.x).add(Mc.mul(Ec.x)),Fc=Cc.mul(Ac.y).add(Mc.mul(Ec.y)),Lc=Bc.dot(Bc).max(Fc.dot(Fc)),Pc=Lc.equal(0).select(0,Lc.inverseSqrt()),Dc=Bc.mul(Pc).toVar("tangentViewFrame"),Uc=Fc.mul(Pc).toVar("bitangentViewFrame"),Ic=Rl("tangent","vec4"),Oc=Ic.xyz.toVar("tangentLocal"),Vc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Cd.mul(En(Oc,0)).xyz.toVarying("v_tangentView").normalize():Dc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),kc=Vc.transformDirection(od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Gc=ln(([e,t],r)=>{let s=e.mul(Ic.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),zc=Gc(Hd.cross(Ic),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),$c=Gc(qd.cross(Oc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Wc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Gc(Yd.cross(Vc),"v_bitangentView").normalize():Uc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Hc=Gc(Qd.cross(kc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),qc=Fn(Vc,Wc,Yd).toVar("TBNViewMatrix"),jc=kd.mul(qc),Xc=ln(()=>{let e=ea.cross(kd);return e=e.cross(ea).normalize(),e=au(e,Yd,Zn.mul(zn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Kc=e=>Ji(e).mul(.5).add(.5),Yc=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class Qc 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=Yc(i.xy):s===V?i=Yc(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=Wd(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=ec(i):t===U?n=qc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Yd),n}}const Zc=sn(Qc).setParameterLength(1,2),Jc=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Al()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),eh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul($d),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class th 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=Jc({textureNode:this.textureNode,bumpScale:e});return eh({surf_pos:Vd,surf_norm:Yd,dHdxy:t})}}const rh=sn(th).setParameterLength(1,2),sh=new Map;class ih extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=sh.get(e);return void 0===r&&(r=vc(e,t),sh.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===ih.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===ih.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===ih.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===ih.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===ih.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===ih.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===ih.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===ih.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===ih.NORMAL)t.normalMap?(s=Zc(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?rh(this.getTexture("bump").r,this.getFloat("bumpScale")):Yd;else if(r===ih.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Zc(this.getTexture(r),this.getCache(r+"Scale","vec2")):Yd;else if(r===ih.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===ih.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===ih.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(zh.x,zh.y,zh.y.negate(),zh.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=zh;else if(r===ih.IRIDESCENCE_THICKNESS){const e=xc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=xc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===ih.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===ih.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===ih.IOR)s=this.getFloat(r);else if(r===ih.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===ih.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===ih.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}ih.ALPHA_TEST="alphaTest",ih.COLOR="color",ih.OPACITY="opacity",ih.SHININESS="shininess",ih.SPECULAR="specular",ih.SPECULAR_STRENGTH="specularStrength",ih.SPECULAR_INTENSITY="specularIntensity",ih.SPECULAR_COLOR="specularColor",ih.REFLECTIVITY="reflectivity",ih.ROUGHNESS="roughness",ih.METALNESS="metalness",ih.NORMAL="normal",ih.CLEARCOAT="clearcoat",ih.CLEARCOAT_ROUGHNESS="clearcoatRoughness",ih.CLEARCOAT_NORMAL="clearcoatNormal",ih.EMISSIVE="emissive",ih.ROTATION="rotation",ih.SHEEN="sheen",ih.SHEEN_ROUGHNESS="sheenRoughness",ih.ANISOTROPY="anisotropy",ih.IRIDESCENCE="iridescence",ih.IRIDESCENCE_IOR="iridescenceIOR",ih.IRIDESCENCE_THICKNESS="iridescenceThickness",ih.IOR="ior",ih.TRANSMISSION="transmission",ih.THICKNESS="thickness",ih.ATTENUATION_DISTANCE="attenuationDistance",ih.ATTENUATION_COLOR="attenuationColor",ih.LINE_SCALE="scale",ih.LINE_DASH_SIZE="dashSize",ih.LINE_GAP_SIZE="gapSize",ih.LINE_WIDTH="linewidth",ih.LINE_DASH_OFFSET="dashOffset",ih.POINT_SIZE="size",ih.DISPERSION="dispersion",ih.LIGHT_MAP="light",ih.AO="ao";const nh=nn(ih,ih.ALPHA_TEST),ah=nn(ih,ih.COLOR),oh=nn(ih,ih.SHININESS),uh=nn(ih,ih.EMISSIVE),lh=nn(ih,ih.OPACITY),dh=nn(ih,ih.SPECULAR),ch=nn(ih,ih.SPECULAR_INTENSITY),hh=nn(ih,ih.SPECULAR_COLOR),ph=nn(ih,ih.SPECULAR_STRENGTH),gh=nn(ih,ih.REFLECTIVITY),mh=nn(ih,ih.ROUGHNESS),fh=nn(ih,ih.METALNESS),yh=nn(ih,ih.NORMAL),bh=nn(ih,ih.CLEARCOAT),xh=nn(ih,ih.CLEARCOAT_ROUGHNESS),Th=nn(ih,ih.CLEARCOAT_NORMAL),_h=nn(ih,ih.ROTATION),vh=nn(ih,ih.SHEEN),Nh=nn(ih,ih.SHEEN_ROUGHNESS),Sh=nn(ih,ih.ANISOTROPY),Rh=nn(ih,ih.IRIDESCENCE),Ah=nn(ih,ih.IRIDESCENCE_IOR),Eh=nn(ih,ih.IRIDESCENCE_THICKNESS),wh=nn(ih,ih.TRANSMISSION),Ch=nn(ih,ih.THICKNESS),Mh=nn(ih,ih.IOR),Bh=nn(ih,ih.ATTENUATION_DISTANCE),Fh=nn(ih,ih.ATTENUATION_COLOR),Lh=nn(ih,ih.LINE_SCALE),Ph=nn(ih,ih.LINE_DASH_SIZE),Dh=nn(ih,ih.LINE_GAP_SIZE),Uh=nn(ih,ih.LINE_WIDTH),Ih=nn(ih,ih.LINE_DASH_OFFSET),Oh=nn(ih,ih.POINT_SIZE),Vh=nn(ih,ih.DISPERSION),kh=nn(ih,ih.LIGHT_MAP),Gh=nn(ih,ih.AO),zh=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))}),$h=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Wh 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 Hh=sn(Wh).setParameterLength(2);class qh 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 Hh(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 jh=(e,t=null,r=0)=>new qh(e,t,r);class Xh 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===Xh.VERTEX)s=e.getVertexIndex();else if(r===Xh.INSTANCE)s=e.getInstanceIndex();else if(r===Xh.DRAW)s=e.getDrawIndex();else if(r===Xh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Xh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Xh.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}}Xh.VERTEX="vertex",Xh.INSTANCE="instance",Xh.SUBGROUP="subgroup",Xh.INVOCATION_LOCAL="invocationLocal",Xh.INVOCATION_SUBGROUP="invocationSubgroup",Xh.DRAW="draw";const Kh=nn(Xh,Xh.VERTEX),Yh=nn(Xh,Xh.INSTANCE),Qh=nn(Xh,Xh.SUBGROUP),Zh=nn(Xh,Xh.INVOCATION_SUBGROUP),Jh=nn(Xh,Xh.INVOCATION_LOCAL),ep=nn(Xh,Xh.DRAW);class tp 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=jh(s,"vec3",Math.max(s.count,1)).element(Yh);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(Dd).xyz;if(Dd.assign(n),e.needsPreviousData()&&Ud.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Jd(qd,t);qd.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(Ud).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=jh(s,"mat4",Math.max(i,1)).element(Yh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Ol(s.array,"mat4",Math.max(i,1)).element(Yh);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 rp=sn(tp).setParameterLength(2,3);class sp extends tp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ip=sn(sp).setParameterLength(1);class np 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=Yh:this.batchingIdNode=ep);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);Dd.assign(u.mul(Dd));const c=qd.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;qd.assign(h),e.hasGeometryAttribute("tangent")&&Oc.mulAssign(d)}}const ap=sn(np).setParameterLength(1),op=new WeakMap;class up 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=xc("bindMatrix","mat4"),this.bindMatrixInverseNode=xc("bindMatrixInverse","mat4"),this.boneMatricesNode=Tc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Dd,this.toPositionNode=Dd,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=qd,r=Oc){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=Tc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ud)}setup(e){e.needsPreviousData()&&Ud.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();qd.assign(t),e.hasGeometryAttribute("tangent")&&Oc.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;op.get(t)!==e.frameId&&(op.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const lp=e=>new up(e);class dp 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 dp(rn(e,"int")).toStack(),hp=()=>ml("break").toStack(),pp=new WeakMap,gp=new s,mp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(Kh).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 fp 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=pp.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(Yh))).r):t.assign(xc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Dd.addAssign(mp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&qd.addAssign(mp({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 yp=sn(fp).setParameterLength(1);class bp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class xp extends bp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Tp 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 _p=sn(Tp);class vp extends bp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Np=new t;class Sp 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(Np):Np.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Np.width&&s.image.height===Np.height||(s.image.width=Np.width,s.image.height=Np.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 Rp=sn(Sp).setParameterLength(0,3),Ap=sn(Sp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Ep=Ap(),wp=(e=Xl,t=null)=>Ep.sample(e,t);let Cp=null;class Mp extends Sp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===Cp&&(Cp=new Y),super(e,t,Cp)}getTextureForReference(){return Cp}}const Bp=sn(Mp).setParameterLength(0,2);class Fp 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===Fp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Fp.DEPTH_BASE)null!==r&&(s=Ip().assign(r));else if(t===Fp.DEPTH)s=e.isPerspectiveCamera?Pp(Vd.z,sd,id):Lp(Vd.z,sd,id);else if(t===Fp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Dp(r,sd,id);s=Lp(e,sd,id)}else s=r;else s=Lp(Vd.z,sd,id);return s}}Fp.DEPTH_BASE="depthBase",Fp.DEPTH="depth",Fp.LINEAR_DEPTH="linearDepth";const Lp=(e,t,r)=>e.add(t).div(t.sub(r)),Pp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Dp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Up=(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)},Ip=sn(Fp,Fp.DEPTH_BASE),Op=nn(Fp,Fp.DEPTH),Vp=sn(Fp,Fp.LINEAR_DEPTH).setParameterLength(0,1),kp=Vp(Bp());Op.assign=e=>Ip(e);class Gp extends li{static get type(){return"ClippingNode"}constructor(e=Gp.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===Gp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Gp.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);cp(n,({i:t})=>{const n=e.element(t);r.assign(Vd.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");cp(a,({i:e})=>{const i=t.element(e);r.assign(Vd.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);cp(r,({i:t})=>{const r=e.element(t);Vd.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");cp(s,({i:e})=>{const s=t.element(e);r.assign(Vd.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());cp(r,({i:e})=>{const t=s.element(e),r=Vd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Gp.ALPHA_TO_COVERAGE="alphaToCoverage",Gp.DEFAULT="default",Gp.HARDWARE="hardware";const zp=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))))))),$p=ln(([e])=>zp(xn(zp(e.xy),e.z))),Wp=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn($p(_o(s.x.mul(e.xyz))),$p(_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 Hp 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 qp=(e=0)=>new Hp(e),jp=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Xp=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Kp=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Yp=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"}]}),Qp=ln(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return En(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"}]}),Zp=ln(([e])=>En(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Jp=ln(([e])=>(hn(e.a.equal(0),()=>En(0)),En(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class eg 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=En(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=En(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 Gp(Gp.ALPHA_TO_COVERAGE):e.stack.addToStack(new Gp)}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 Gp(Gp.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?Up(Vd.z,sd,id):Lp(Vd.z,sd,id))}null!==s&&Op.assign(s).toStack()}setupPositionView(){return Cd.mul(Dd).xyz}setupModelViewProjection(){return nd.mul(Vd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),$h}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&yp(t).toStack(),!0===t.isSkinnedMesh&&lp(t).toStack(),this.displacementMap){const e=vc("displacementMap","texture"),t=vc("displacementScale","float"),r=vc("displacementBias","float");Dd.addAssign(qd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&ap(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ip(t).toStack(),null!==this.positionNode&&Dd.assign(Lu(this.positionNode,"POSITION","vec3")),Dd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?En(this.colorNode):ah;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(qp())),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):lh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):nh,!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(Wp(Dd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):yh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?vc("envMap","cubeTexture"):vc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new vp(kh)),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=Gh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new xp(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=_p(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||uh)),a=a.add(Gn)),a}setupFog(e,t){const r=e.fogNode;return r&&(na.assign(t),t=En(r.toVar())),t}setupPremultipliedAlpha(e,t){return Zp(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 tg=new Z;class rg extends eg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(tg),this.setValues(e)}}const sg=new J;class ig extends eg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(sg),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):Ih,t=this.dashScaleNode?mn(this.dashScaleNode):Lh,r=this.dashSizeNode?mn(this.dashSizeNode):Ph,s=this.gapSizeNode?mn(this.gapSizeNode):Dh;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 ng=new J;class ag extends eg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(ng),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=nd.element(2).element(2),s=nd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return En(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=En(Cd.mul(En(e,1))).toVar("start"),s=En(Cd.mul(En(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):Lh,t=this.offsetNode?mn(this.offsetNode):Ih,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Pd.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=nd.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=nd.mul(r),d=nd.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=En().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(Pd.y.lessThan(.5).select(r,s));const u=Uh.mul(.5);o.addAssign(En(Pd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(En(Pd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(En(a.mul(u),0)),hn(Pd.y.greaterThan(1).or(Pd.y.lessThan(0)),()=>{o.subAssign(En(a.mul(2).mul(u),0))})),g.assign(nd.mul(o));const l=Nn().toVar();l.assign(Pd.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(Pd.x.lessThan(0).select(e.negate(),e)),hn(Pd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Pd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Uh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Pd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(En(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=Al();if(i){const t=this.dashSizeNode?mn(this.dashSizeNode):Ph,r=this.gapSizeNode?mn(this.gapSizeNode):Dh;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(Uh);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=Pd.y.lessThan(.5).select(e,t).mul(ah)}else u=ah;return En(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):lh;this.outputNode=En(this.colorNode.rgb.mul(e).add(wp().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 og=new te;class ug extends eg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(og),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):lh;Vn.assign(zu(En(Kc(Yd),e),re))}}const lg=ln(([e=Od])=>{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 dg 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=lg(Od),a=new eg;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 cg=new WeakMap;class hg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=fc(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(cg.has(e)){const t=cg.get(e);gg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new dg(r.height);s.fromEquirectangularTexture(t,e),gg(s.texture,e.mapping),this._cubeTexture=s.texture,cg.set(e,s.texture),e.addEventListener("dispose",pg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function pg(e){const t=e.target;t.removeEventListener("dispose",pg);const r=cg.get(t);void 0!==r&&(cg.delete(t),r.dispose())}function gg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const mg=sn(hg).setParameterLength(1);class fg extends bp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=mg(this.envNode)}}class yg extends bp{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 bg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class xg extends bg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(En(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(En(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),ph.mul(gh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,ph.mul(gh)));break;case ce:s.rgb.addAssign(i.rgb.mul(ph.mul(gh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Tg=new ge;class _g extends eg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Tg),this.setValues(e)}setupNormal(){return Wd(Xd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new yg(kh)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new xg}}const vg=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))}),Ng=ln(e=>e.diffuseColor.mul(1/Math.PI)),Sg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Rg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(t).clamp(),s=kd.dot(t).clamp(),i=vg({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=Sg({dotNH:r});return i.mul(n).mul(a)});class Ag extends xg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Yd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Rg({lightDirection:e})).mul(ph))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Eg=new me;class wg extends eg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Eg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Ag(!1)}}const Cg=new fe;class Mg extends eg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Cg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Ag}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):oh).max(1e-4);ia.assign(e);const t=this.specularNode||dh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Bg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=Xd.dFdx().abs().max(Xd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Fg=ln(e=>{const{roughness:t}=e,r=Bg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Lg=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"}]}),Pg=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"}]}),Dg=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"}]}),Ug=mn(1/Math.PI),Ig=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 Ug.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"}]}),Og=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Yd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(kd).normalize(),d=n.dot(e).clamp(),c=n.dot(kd).clamp(),h=n.dot(l).clamp(),p=kd.dot(l).clamp();let g,m,f=vg({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(kd),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(kd),a=ea.dot(l);g=Pg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Ig({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Lg({alpha:u,dotNL:d,dotNV:c}),m=Dg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Vg=new 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kg=null;const Gg=ln(({roughness:e,dotNV:t})=>{null===kg&&(kg=new ye(Vg,16,16,G,be),kg.name="DFG_LUT",kg.minFilter=oe,kg.magFilter=oe,kg.wrapS=xe,kg.wrapT=xe,kg.generateMipmaps=!1,kg.needsUpdate=!0);const r=xn(e,t);return Dl(kg,r).rg}),zg=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Og({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Yd.dot(e).clamp(),l=Yd.dot(kd).clamp(),d=Gg({roughness:s,dotNV:l}),c=Gg({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(_)}),$g=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Gg({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Wg=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"}]}),Hg=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"}]}),qg=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"}]}),jg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(e).clamp(),s=Yd.dot(kd).clamp(),i=Yd.dot(t).clamp(),n=Hg({roughness:jn,dotNH:i}),a=qg({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),Xg=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"}]}),Kg=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"}]}),Yg=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"}]}),Qg=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(Yg({v1:h,v2:p})),f.addAssign(Yg({v1:p,v2:g})),f.addAssign(Yg({v1:g,v2:m})),f.addAssign(Yg({v1:m,v2:h})),c.assign(Nn(Kg({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"}]}),Zg=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(Yg({v1:n,v2:a})),d.addAssign(Yg({v1:a,v2:o})),d.addAssign(Yg({v1:o,v2:l})),d.addAssign(Yg({v1:l,v2:n})),u.assign(Nn(Kg({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"}]}),Jg=1/6,em=e=>La(Jg,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),tm=e=>La(Jg,La(e,La(e,La(3,e).sub(6))).add(4)),rm=e=>La(Jg,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),sm=e=>La(Jg,Jo(e,3)),im=e=>em(e).add(tm(e)),nm=e=>rm(e).add(sm(e)),am=e=>Ba(-1,tm(e).div(em(e).add(tm(e)))),om=e=>Ba(1,sm(e).div(rm(e).add(sm(e)))),um=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=im(a.x),u=nm(a.x),l=am(a.x),d=om(a.x),c=am(a.y),h=om(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=im(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=nm(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},lm=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=um(e,En(i,r),_o(t)),o=um(e,En(n,s),vo(t));return So(t).mix(a,o)}),dm=ln(([e,t])=>{const r=t.mul(Ml(e));return lm(e,r)}),cm=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"}]}),hm=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"}]}),pm=Ap(),gm=wp(),mm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?pm:gm).sample(e),n=bo(Kl.x).mul(hm(t,r));return lm(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"}]}),ym=ln(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=En().toVar(),f=Nn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Nn(d.sub(i),d,d.add(i));cp({start:0,end:3},({i:i})=>{const d=n.element(i),g=cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(En(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=mm(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=cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(En(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=mm(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($g({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return En(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),bm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),xm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Tm=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=xm(n,e),l=vg({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=xm(p,n.toVec3()),m=vg({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 cp({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),bm.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"}]}),_m=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()}),vm=Nn(.04),Nm=mn(1);class Sm extends bg{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=Yd.dot(kd).clamp(),t=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,$n),this.iridescenceF0Dielectric=Wg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Wg({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,$n)}if(!0===this.transmission){const t=Id,r=dd.sub(Id).normalize(),s=Qd,i=e.context;i.backdrop=ym(s,r,zn,kn,ra,sa,t,vd,od,nd,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=Yd.dot(kd).clamp(),a=Gg({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=Yd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(jg({lightDirection:e})));const t=_m({normal:Yd,viewDir:kd,roughness:jn}),r=_m({normal:Yd,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=Zd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Og({lightDirection:e,f0:vm,f90:Nm,roughness:Hn,normalView:Zd})))}r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(zg({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=Yd,h=kd,p=Vd.toVar(),g=Xg({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(Qg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(Qg({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=Zd,r=Xg({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=vm.mul(i.x).add(Nm.sub(vm).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(Qg({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(Ng({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=_m({normal:Yd,viewDir:kd,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,_m({normal:Yd,viewDir:kd,roughness:jn}))),!0===this.clearcoat){const e=Zd.dot(kd).clamp(),t=$g({dotNV:e,specularColor:vm,specularF90:Nm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,$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=_m({normal:Yd,viewDir:kd,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=Yd.dot(kd).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=Zd.dot(kd).clamp(),r=vg({dotVH:e,f0:vm,f90:Nm}),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 Rm=mn(1),Am=mn(-2),Em=mn(.8),wm=mn(-1),Cm=mn(.4),Mm=mn(2),Bm=mn(.305),Fm=mn(3),Lm=mn(.21),Pm=mn(4),Dm=mn(4),Um=mn(16),Im=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"}]}),Om=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"}]}),Vm=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual(Em),()=>{t.assign(Rm.sub(e).mul(wm.sub(Am)).div(Rm.sub(Em)).add(Am))}).ElseIf(e.greaterThanEqual(Cm),()=>{t.assign(Em.sub(e).mul(Mm.sub(wm)).div(Em.sub(Cm)).add(wm))}).ElseIf(e.greaterThanEqual(Bm),()=>{t.assign(Cm.sub(e).mul(Fm.sub(Mm)).div(Cm.sub(Bm)).add(Mm))}).ElseIf(e.greaterThanEqual(Lm),()=>{t.assign(Bm.sub(e).mul(Pm.sub(Fm)).div(Bm.sub(Lm)).add(Fm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),km=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"}]}),Gm=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(Vm(a),Am,n),l=So(u),d=_o(u),c=Nn(zm(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(zm(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),zm=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Im(o)).toVar(),l=mn(qo(Dm.sub(a),0)).toVar();a.assign(qo(a,Dm));const d=mn(fo(a)).toVar(),c=xn(Om(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,Um))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),$m=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=Ao(s),l=r.mul(u).add(i.cross(r).mul(Ro(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return zm(e,l,t,n,a,o)}),Wm=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($m({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),cp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{hp()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul($m({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($m({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),En(p,1)}),Hm=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)}),qm=ln(([e,t])=>xn(mn(e).div(mn(t)),Hm(e))),jm=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(Ao(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)))}),Xm=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(zm(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();cp({start:yn(0),end:i},({i:s})=>{const p=qm(s,i),g=jm(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=zm(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),hn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),En(l,1)}),Km=[.125,.215,.35,.446,.526,.582],Ym=20,Qm=new _e(-1,1,1,-1,0,1),Zm=new ve(90,1),Jm=new e;let ef=null,tf=0,rf=0;const sf=new r,nf=new WeakMap,af=[3,1,5,0,4,2],of=km(Al(),Rl("faceIndex")).normalize(),uf=Nn(of.x,of.y,of.z);class lf{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=sf,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}ef=this._renderer.getRenderTarget(),tf=this._renderer.getActiveCubeFace(),rf=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=pf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=gf(),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=Km[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=af[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 Ae(y,g)),T.setAttribute("uv",new Ae(b,m)),T.setAttribute("faceIndex",new Ae(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(Ym).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(Ym),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:uf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=hf("blur");return f.fragmentNode=Wm({...m,latitudinal:u.equal(1)}),nf.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=hf("ggx");return d.fragmentNode=Xm({...l,N_immutable:uf,GGX_SAMPLES:yn(512)}),nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,Qm)}_sceneToCubeUV(e,t,r,s,i){const n=Zm;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(Jm),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(Jm),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;cf(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=pf(e)):null===this._equirectMaterial&&(this._equirectMaterial=gf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;cf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Qm)}_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,cf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Qm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,cf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Qm)}_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=nf.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):Ym;f>Ym&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Qm)}}function df(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function cf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function hf(e){const t=new eg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function pf(e){const t=hf("cubemap");return t.fragmentNode=fc(e,uf),t}function gf(e){const t=hf("equirect");return t.fragmentNode=Dl(e,lg(uf),0),t}const mf=new WeakMap;function ff(e,t,r){const s=function(e){let t=mf.get(e);void 0===t&&(t=new WeakMap,mf.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 yf 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 lf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=uc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Gm(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const bf=sn(yf).setParameterLength(1,3),xf=new WeakMap;class Tf extends bp{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 e=r.isTextureNode?r.value:t[r.property];let s=xf.get(e);void 0===s&&(s=bf(e),xf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Xc:Yd,i=r.context(_f(zn,s)).mul(oc),n=r.context(vf(Qd)).mul(Math.PI).mul(oc),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(_f(Hn,Zd)).mul(oc),t=ol(e);u.addAssign(t)}}}const _f=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=kd.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(od)),r),getTextureLevel:()=>e}},vf=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Nf=new Ee;class Sf extends eg{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(Nf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Tf(t):null}setupLightingModel(){return new Sm}setupSpecular(){const e=au(Nn(.04),Vn.rgb,$n);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):fh;$n.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):mh;t=Fg({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 Rf=new we;class Af extends Sf{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(Rf),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):Mh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(hh),Nn(1)).mul(ch)),ra.assign(au(ta,Vn.rgb,$n)),sa.assign(au(ch,1,$n))}setupLightingModel(){return new Sm(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):bh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):xh;Wn.assign(e),Hn.assign(Fg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):vh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Nh;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Rh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):Ah,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Eh;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Sh).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(qc[0].mul(e.x).add(qc[1].mul(e.y))),ea.assign(qc[1].mul(e.x).sub(qc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):wh,t=this.thicknessNode?mn(this.thicknessNode):Ch,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Bh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):Fh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Vh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Th}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 Ef extends Sm{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(Yd.mul(a)).normalize(),h=mn(kd.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 Af{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 Ef(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 Cf=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=vc("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 Mf extends bg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Cf({normal:Hd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Ng({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Bf=new Ce;class Ff extends eg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Bf),this.setValues(e)}setupLightingModel(){return new Mf}}const Lf=ln(()=>{const e=Nn(kd.z,0,kd.x.negate()).normalize(),t=kd.cross(e);return xn(e.dot(Yd),t.dot(Yd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Pf=new Me;class Df extends eg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Pf),this.setValues(e)}setupVariants(e){const t=Lf;let r;r=e.material.matcap?vc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Uf 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(En(1,0,0,0),En(0,Ao(e.x),Ro(e.x).negate(),0),En(0,Ro(e.x),Ao(e.x),0),En(0,0,0,1)),i=Ln(En(Ao(e.y),0,Ro(e.y),0),En(0,1,0,0),En(Ro(e.y).negate(),0,Ao(e.y),0),En(0,0,0,1)),n=Ln(En(Ao(e.z),Ro(e.z).negate(),0,0),En(Ro(e.z),Ao(e.z),0,0),En(0,0,1,0),En(0,0,0,1));return s.mul(i).mul(n).mul(En(r,1)).xyz}}}const If=sn(Uf).setParameterLength(2),Of=new Be;class Vf extends eg{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(Of),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Cd.mul(Nn(s||0));let u=xn(vd[0].xyz.length(),vd[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Pd.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||_h),c=If(l,d);return En(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 kf=new Fe,Gf=new t;class zf extends Vf{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(kf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Cd.mul(Nn(e||Dd)).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):Oh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul($f.div(Vd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Pd.xy;if(s&&s.isNode){const e=mn(s);l=If(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(En(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 $f=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Gf);this.value=.5*t.y});class Wf extends bg{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 Hf=new Le;class qf extends eg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Hf),this.setValues(e)}setupLightingModel(){return new Wf}}const jf=In("vec3"),Xf=In("vec3"),Kf=In("vec3");class Yf extends bg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(dd.sub(Id).length().greaterThan(Ad.mul(2)),()=>{r.assign(dd),s.assign(Id)}).Else(()=>{r.assign(Id),s.assign(dd)});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)),cp(n,()=>{const s=r.add(o.mul(u)),i=od.mul(En(s,1)).xyz;let n;null!==t.depthNode&&(Xf.assign(Vp(Pp(i.z,sd,id))),e.context.sceneDepthNode=Vp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,jf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&jf.mulAssign(n);const d=jf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Kf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(Xf),()=>{jf.addAssign(e)}):jf.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(Zg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Kf)}}class Qf extends eg{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 Yf}}class Zf{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 Jf{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 ry=[];class sy{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);ry[0]=e,ry[1]=t,ry[2]=n,ry[3]=i;let l=u.get(ry);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(ry,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)),ry[0]=null,ry[1]=null,ry[2]=null,ry[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Jf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new ty(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 iy{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 ny=1,ay=2,oy=3,uy=4,ly=16;class dy extends iy{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===ny?this.backend.createAttribute(e):t===ay?this.backend.createIndexAttribute(e):t===oy?this.backend.createStorageAttribute(e):t===uy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{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,oy):this.updateAttribute(e,ny);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ay);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,uy)}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=py(t),e.set(t,r)):r.version===cy(t)&&r.__id===hy(t)||(this.attributes.delete(r),r=py(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 my{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 yy extends fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class by extends fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let xy=0;class Ty{constructor(e,t,r,s=null,i=null){this.id=xy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class _y extends iy{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 Ty(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 Ty(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 Ty(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 by(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 yy(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 vy extends iy{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?uy:oy;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?uy:oy,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 Ny(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 Sy(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 Ry(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class Ay{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?(Ry(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?(Ry(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||Ny),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Sy),this.transparent.length>1&&this.transparent.sort(t||Sy)}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?Ie:Oe,l.type=e.stencilBuffer?Ve: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:ke}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=Ly){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 Oy=sn(Iy).setParameterLength(0,1);class Vy 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 ky 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 Gy 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 Ky(e,"uint","float"),Zy={};class Jy extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Yy(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=Qy(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))()}}Jy.COUNT_TRAILING_ZEROS="countTrailingZeros",Jy.COUNT_LEADING_ZEROS="countLeadingZeros",Jy.COUNT_ONE_BITS="countOneBits";const eb=an(Jy,Jy.COUNT_TRAILING_ZEROS).setParameterLength(1),tb=an(Jy,Jy.COUNT_LEADING_ZEROS).setParameterLength(1),rb=an(Jy,Jy.COUNT_ONE_BITS).setParameterLength(1),sb=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)}),ib=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class nb 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)}(${this.vectorNode.build(e,t)})`}}const ab=an(nb,"snorm").setParameterLength(1),ob=an(nb,"unorm").setParameterLength(1),ub=an(nb,"float16").setParameterLength(1);class lb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const db=an(lb,"snorm").setParameterLength(1),cb=an(lb,"unorm").setParameterLength(1),hb=an(lb,"float16").setParameterLength(1),pb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),gb=ln(([e])=>Nn(pb(e.z.add(pb(e.y.mul(1)))),pb(e.z.add(pb(e.x.mul(1)))),pb(e.y.add(pb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),mb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return cp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(gb(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(pb(s.z.add(pb(s.x.add(pb(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 yb=sn(fb),bb=e=>(...t)=>yb(e,...t),xb=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Tb=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),_b=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const vb=ln(([e,t,r=xn(.5)])=>If(e.sub(r),t).add(r)),Nb=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))}),Sb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=vd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=vd;const i=od.mul(s);return Yi(t)&&(i[0][0]=vd[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=vd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,nd.mul(i).mul(Dd)}),Rb=ln(([e=null])=>{const t=Vp();return Vp(Bp(e)).sub(t).lessThan(0).select(Xl,e)}),Ab=ln(([e,t=Al(),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)}),Eb=ln(([e,t=null,r=null,s=mn(1),i=Dd,n=qd])=>{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 qe,Cb=new r,Mb=new r,Bb=new r,Fb=new a,Lb=new r(0,0,-1),Pb=new s,Db=new r,Ub=new r,Ib=new s,Ob=new t,Vb=new se,kb=Xl.flipX();Vb.depthTexture=new Y(1,1);let Gb=!1;class zb extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Vb.texture,kb),this._reflectorBaseNode=e.reflector||new $b(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 zb({defaultTexture:Vb.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 $b extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new je,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(Ob),e.setSize(Math.round(Ob.width*r),Math.round(Ob.height*r))}setup(e){return this._updateResolution(Vb,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=Xe,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Gb)return!1;Gb=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Ob),this._updateResolution(o,s),Mb.setFromMatrixPosition(n.matrixWorld),Bb.setFromMatrixPosition(r.matrixWorld),Fb.extractRotation(n.matrixWorld),Cb.set(0,0,1),Cb.applyMatrix4(Fb),Db.subVectors(Mb,Bb);let u=!1;if(!0===Db.dot(Cb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Gb=!1);u=!0}Db.reflect(Cb).negate(),Db.add(Mb),Fb.extractRotation(r.matrixWorld),Lb.set(0,0,-1),Lb.applyMatrix4(Fb),Lb.add(Bb),Ub.subVectors(Mb,Lb),Ub.reflect(Cb).negate(),Ub.add(Mb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Db),a.up.set(0,1,0),a.up.applyMatrix4(Fb),a.up.reflect(Cb),a.lookAt(Ub),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),wb.setFromNormalAndCoplanarPoint(Cb,Mb),wb.applyMatrix4(a.matrixWorldInverse),Pb.set(wb.normal.x,wb.normal.y,wb.normal.z,wb.constant);const l=a.projectionMatrix;Ib.x=(Math.sign(Pb.x)+l.elements[8])/l.elements[0],Ib.y=(Math.sign(Pb.y)+l.elements[9])/l.elements[5],Ib.z=-1,Ib.w=(1+l.elements[10])/l.elements[14],Pb.multiplyScalar(1/Pb.dot(Ib));l.elements[2]=Pb.x,l.elements[6]=Pb.y,l.elements[10]=s.coordinateSystem===h?Pb.z-0:Pb.z+1-0,l.elements[14]=Pb.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,Gb=!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 Wb=new _e(-1,1,1,-1,0,1);class Hb 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 Ke([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ke(t,2))}}const qb=new Hb;class jb extends ne{constructor(e=null){super(qb,e),this.camera=Wb,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,Wb)}render(e){e.render(this,Wb)}}const Xb=new t;class Kb 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,Al()),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 jb(new eg),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(Xb),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 Yb=(e,...t)=>Ji(new Kb(Ji(e),...t)),Qb=ln(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=xn(e.x,e.y.oneMinus()).mul(2).sub(1),i=En(Nn(e,t),1)):i=En(Nn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=En(r.mul(i));return n.xyz.div(n.w)}),Zb=ln(([e,t])=>{const r=t.mul(En(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return xn(s.x,s.y.oneMinus())}),Jb=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=Qb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Qb(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(Qb(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Qb(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(Qb(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),ex=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),tx=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(Ao(n),Ro(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class rx 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(Al())}sample(e){return this.callback(e)}}class sx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===sx.OBJECT?this.updateType=ei.OBJECT:e===sx.MATERIAL?this.updateType=ei.RENDER:e===sx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===sx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}sx.OBJECT="object",sx.MATERIAL="material",sx.BEFORE_OBJECT="beforeObject",sx.BEFORE_MATERIAL="beforeMaterial";const ix=(e,t)=>new sx(e,t).toStack();class nx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class ax extends Ae{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ox 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 ux=nn(ox),lx=new F,dx=new a,cx=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),hx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),px=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ye?(lx.copy(e.backgroundRotation),lx.x*=-1,lx.y*=-1,lx.z*=-1,dx.makeRotationFromEuler(lx)):dx.identity(),dx});class gx 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 mx=sn(gx).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 yx 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 bx=sn(yx).setParameterLength(1,3);class xx extends bc{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 Tx=new WeakMap;class _x 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=Nx(r);this.previousModelWorldMatrix.value.copy(s);const i=vx(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}){Nx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?nd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Cd).mul(Dd),s=this.previousProjectionMatrix.mul(t).mul(Ud),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function vx(e){let t=Tx.get(e);return void 0===t&&(t={},Tx.set(e,t)),t}function Nx(e,t=0){const r=vx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Sx=nn(_x),Rx=ln(([e])=>Cx(e.rgb)),Ax=ln(([e,t=mn(1)])=>t.mix(Cx(e.rgb),e.rgb)),Ex=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())))))}),Cx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),Mx=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))),En(u.rgb,e.a)});class Bx extends hi{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const Fx=sn(Bx).setParameterLength(2);let Lx=null;class Px extends Sp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Lx&&(Lx=new X),super(e,t,Lx)}getTextureForReference(){return Lx}updateReference(){return this}}const Dx=sn(Px).setParameterLength(0,2),Ux=new t;class Ix extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Ox extends Ix{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}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 Vx 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 Ox(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 Ox(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=Dp(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=Lp(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===Vx.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),Ux.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Ux)),this._pixelRatio=i,this.setSize(Ux.width,Ux.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()}}Vx.COLOR="color",Vx.DEPTH="depth";class kx extends Vx{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Vx.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 eg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=qd.negate(),r=nd.mul(Cd),s=mn(1),i=r.mul(En(Dd,1)),n=r.mul(En(Dd.add(t),1)),a=No(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=En(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 Gx=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),zx=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"}]}),$x=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"}]}),Wx=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)}),Hx=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=Wx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),qx=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),jx=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),Xx=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))))}),Kx=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(jx.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(Xx(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(qx.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Yx=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 Qx 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 Zx=sn(Qx).setParameterLength(1,3);class Jx extends Qx{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 eT=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function tT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Vd.z).negate()}const rT=ln(([e,t],r)=>{const s=tT(r);return du(e,t,s)}),sT=ln(([e],t)=>{const r=tT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),iT=ln(([e,t],r)=>{const s=tT(r),i=t.sub(Id.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),nT=ln(([e,t])=>En(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let aT=null,oT=null;class uT 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));aT=aT||new s,oT=oT||new s,aT.setScalar(0),oT.setScalar(0),1===u?aT.setScalar(a):a.isColor?aT.set(a.r,a.g,a.b,1):aT.set(a.x,a.y,a.z||0,a.w||0),1===d?oT.setScalar(o):o.isColor?oT.set(o.r,o.g,o.b,1):oT.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 dT(e,t),hT=cT("numWorkgroups","uvec3"),pT=cT("workgroupId","uvec3"),gT=cT("globalId","uvec3"),mT=cT("localId","uvec3"),fT=cT("subgroupSize","uint");class yT 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 bT=sn(yT);class xT 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 TT 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`${this.scope}Array`}element(e){return new xT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class _T extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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)}}_T.ATOMIC_LOAD="atomicLoad",_T.ATOMIC_STORE="atomicStore",_T.ATOMIC_ADD="atomicAdd",_T.ATOMIC_SUB="atomicSub",_T.ATOMIC_MAX="atomicMax",_T.ATOMIC_MIN="atomicMin",_T.ATOMIC_AND="atomicAnd",_T.ATOMIC_OR="atomicOr",_T.ATOMIC_XOR="atomicXor";const vT=sn(_T),NT=(e,t,r)=>vT(e,t,r).toStack();class ST 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===ST.SUBGROUP_ELECT?"bool":t===ST.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===ST.SUBGROUP_BROADCAST||r===ST.SUBGROUP_SHUFFLE||r===ST.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ST.SUBGROUP_SHUFFLE_XOR||r===ST.SUBGROUP_SHUFFLE_DOWN||r===ST.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)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ST.SUBGROUP_ELECT="subgroupElect",ST.SUBGROUP_BALLOT="subgroupBallot",ST.SUBGROUP_ADD="subgroupAdd",ST.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ST.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ST.SUBGROUP_MUL="subgroupMul",ST.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ST.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ST.SUBGROUP_AND="subgroupAnd",ST.SUBGROUP_OR="subgroupOr",ST.SUBGROUP_XOR="subgroupXor",ST.SUBGROUP_MIN="subgroupMin",ST.SUBGROUP_MAX="subgroupMax",ST.SUBGROUP_ALL="subgroupAll",ST.SUBGROUP_ANY="subgroupAny",ST.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ST.QUAD_SWAP_X="quadSwapX",ST.QUAD_SWAP_Y="quadSwapY",ST.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ST.SUBGROUP_BROADCAST="subgroupBroadcast",ST.SUBGROUP_SHUFFLE="subgroupShuffle",ST.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ST.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ST.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ST.QUAD_BROADCAST="quadBroadcast";const RT=an(ST,ST.SUBGROUP_ELECT).setParameterLength(0),AT=an(ST,ST.SUBGROUP_BALLOT).setParameterLength(1),ET=an(ST,ST.SUBGROUP_ADD).setParameterLength(1),wT=an(ST,ST.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),CT=an(ST,ST.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),MT=an(ST,ST.SUBGROUP_MUL).setParameterLength(1),BT=an(ST,ST.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),FT=an(ST,ST.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),LT=an(ST,ST.SUBGROUP_AND).setParameterLength(1),PT=an(ST,ST.SUBGROUP_OR).setParameterLength(1),DT=an(ST,ST.SUBGROUP_XOR).setParameterLength(1),UT=an(ST,ST.SUBGROUP_MIN).setParameterLength(1),IT=an(ST,ST.SUBGROUP_MAX).setParameterLength(1),OT=an(ST,ST.SUBGROUP_ALL).setParameterLength(0),VT=an(ST,ST.SUBGROUP_ANY).setParameterLength(0),kT=an(ST,ST.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),GT=an(ST,ST.QUAD_SWAP_X).setParameterLength(1),zT=an(ST,ST.QUAD_SWAP_Y).setParameterLength(1),$T=an(ST,ST.QUAD_SWAP_DIAGONAL).setParameterLength(1),WT=an(ST,ST.SUBGROUP_BROADCAST).setParameterLength(2),HT=an(ST,ST.SUBGROUP_SHUFFLE).setParameterLength(2),qT=an(ST,ST.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),jT=an(ST,ST.SUBGROUP_SHUFFLE_UP).setParameterLength(2),XT=an(ST,ST.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),KT=an(ST,ST.QUAD_BROADCAST).setParameterLength(1);let YT;function QT(e){YT=YT||new WeakMap;let t=YT.get(e);return void 0===t&&YT.set(e,t={}),t}function ZT(e){const t=QT(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 JT(e,t=Id){const r=ZT(e).mul(t);return r.xyz.div(r.w)}function e_(e){const t=QT(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function t_(e){const t=QT(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function r_(e){const t=QT(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 s_=e=>od.transformDirection(e_(e).sub(t_(e))),i_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},n_=new WeakMap,a_=[];class o_ 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=i_(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;n_.has(e)?s=n_.get(e):(s=new r(e),n_.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 u_ 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}){l_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Id)}}const l_=In("vec3","shadowPositionWorld");function d_(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 c_(e,t){return t=d_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function h_(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 p_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function g_(e,t){return t=p_(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 f_(e,t,r){return r=g_(t,r=c_(e,r))}function y_(e,t,r){h_(e,r),m_(t,r)}var b_=Object.freeze({__proto__:null,resetRendererAndSceneState:f_,resetRendererState:c_,resetSceneState:g_,restoreRendererAndSceneState:y_,restoreRendererState:h_,restoreSceneState:m_,saveRendererAndSceneState:function(e,t,r={}){return r=p_(t,r=d_(e,r))},saveRendererState:d_,saveSceneState:p_});const x_=new WeakMap,T_=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)}),__=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=xc("mapSize","vec2",r).setGroup(xa),a=xc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=ex(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(tx(0,5,l).mul(u)),t.z),i(t.xy.add(tx(1,5,l).mul(u)),t.z),i(t.xy.add(tx(2,5,l).mul(u)),t.z),i(t.xy.add(tx(3,5,l).mul(u)),t.z),i(t.xy.add(tx(4,5,l).mul(u)),t.z)).mul(.2)}),v_=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=xc("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)}),N_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=qo(1e-7,s.y.mul(s.y)),a=jo(t.z,i),o=mn(1).toVar();return hn(a.notEqual(1),()=>{const e=t.z.sub(i);let r=n.div(n.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),o.assign(qo(a,r))}),o}),S_=e=>{let t=x_.get(e);return void 0===t&&(t=new eg,t.colorNode=En(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,x_.set(e,t)),t},R_=e=>{const t=x_.get(e);void 0!==t&&(t.dispose(),x_.delete(e))},A_=new Jf,E_=[],w_=(e,t,r,s)=>{E_[0]=e,E_[1]=t;let i=A_.get(E_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Qe)&&(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,A_.set(E_,i)),E_[0]=null,E_[1]=null,i},C_=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));cp({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)}),M_=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));cp({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)}),B_=[T_,__,v_,N_];let F_;const L_=new jb;class P_ extends u_{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||xc("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,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=xc("near","float",r.camera).setGroup(xa),s=xc("far","float",r.camera).setGroup(xa);n=Up(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return B_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=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===Qe&&!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=xc("blurSamples","float",i).setGroup(xa),o=xc("radius","float",i).setGroup(xa),u=xc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new eg);l.fragmentNode=C_({samples:s,radius:o,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new eg),l.fragmentNode=M_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=xc("intensity","float",i).setGroup(xa),l=xc("normalBias","float",i).setGroup(xa),d=ZT(s).mul(l_.add(Qd.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===Qe&&!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=fc(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?fc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?fc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,Al().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");F_=f_(i,n,F_),n.overrideMaterial=S_(r),i.setRenderObjectFunction(w_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Qe&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,y_(i,n,F_)}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),L_.material=this.vsmMaterialVertical,L_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),L_.material=this.vsmMaterialHorizontal,L_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,R_(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 D_=(e,t)=>new P_(e,t),U_=new e,I_=new a,O_=new r,V_=new r,k_=[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)],G_=[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)],z_=[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)],$_=[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)],W_=ln(({depthTexture:e,bd3D:t,dp:r})=>fc(e,t).compare(r)),H_=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=xc("radius","float",s).setGroup(xa),n=xc("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=ex(Yl.xy).mul(6.28318530718),c=tx(0,5,d),h=tx(1,5,d),p=tx(2,5,d),g=tx(3,5,d),m=tx(4,5,d);return fc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(fc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),q_=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toConst(),n=i.abs().toConst(),a=n.x.max(n.y).max(n.z),o=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),l=xc("bias","float",s).setGroup(xa),d=mn(1).toVar();return hn(a.sub(u).lessThanEqual(0).and(a.sub(o).greaterThanEqual(0)),()=>{const r=Pp(a.negate(),o,u);r.addAssign(l);const n=i.normalize();d.assign(e({depthTexture:t,bd3D:n,dp:r,shadow:s}))}),d});class j_ extends P_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?W_:H_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return q_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=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?k_:z_,d=u?G_:$_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(U_),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()),O_.setFromMatrixPosition(s.matrixWorld),a.position.copy(O_),V_.copy(a.position),V_.add(l[e]),a.up.copy(d[e]),a.lookAt(V_),a.updateMatrixWorld(),o.makeTranslation(-O_.x,-O_.y,-O_.z),I_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(I_,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 X_=(e,t)=>new j_(e,t);class K_ extends bp{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 r_(this.light).sub(e.context.positionView||Vd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return D_(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 Y_=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)}),Q_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=Y_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Z_ extends K_{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 X_(this.light)}setupDirect(e){return Q_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const J_=ln(([e=Al()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),ev=ln(([e=Al()],{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}),tv=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"}]}),rv=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"}]}),sv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),iv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(sv(r)),r.sub(mn(t))}),nv=bb([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"}]})]),av=bb([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"}]})]),ov=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(tv(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,tv(a.lessThan(yn(4)),s,i))).toVar();return rv(o,bn(a.bitAnd(yn(1)))).add(rv(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"}]}),uv=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(tv(u.lessThan(yn(8)),a,n)).toVar(),d=mn(tv(u.lessThan(yn(4)),n,tv(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return rv(l,bn(u.bitAnd(yn(1)))).add(rv(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"}]}),lv=bb([ov,uv]),dv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(lv(n.x,i,s),lv(n.y,i,s),lv(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"}]}),cv=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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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)),bv(c,h,p),c.addAssign(yn(a)),h.addAssign(yn(n)),xv(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"}]})]),Nv=bb([ln(([e,t])=>{const r=fn(t).toVar(),s=fn(e).toVar(),i=yn(vv(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(vv(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"}]})]),Sv=bb([ln(([e])=>{const t=xn(e).toVar(),r=fn().toVar(),s=fn().toVar(),i=mn(iv(t.x,r)).toVar(),n=mn(iv(t.y,s)).toVar(),a=mn(_v(i)).toVar(),o=mn(_v(n)).toVar(),u=mn(nv(lv(vv(r,s),i,n),lv(vv(r.add(fn(1)),s),i.sub(1),n),lv(vv(r,s.add(fn(1))),i,n.sub(1)),lv(vv(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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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 cp(a,()=>{u.addAssign(l.mul(Rv(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"}]}),Mv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar();return xn(wv(o,a,n,i),wv(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"}]}),Bv=ln(([e,t,r,s])=>{const i=mn(s).toVar(),n=mn(r).toVar(),a=fn(t).toVar(),o=Nn(e).toVar(),u=Nn(Cv(o,a,n,i)).toVar(),l=mn(wv(o.add(Nn(fn(19),fn(193),fn(17))),a,n,i)).toVar();return En(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"}]}),Fv=bb([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(Ev(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(Ev(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"}]})]),Lv=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(iv(n.x,a),iv(n.y,o)).toVar(),l=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Fv(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"}]}),Pv=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(iv(n.x,a),iv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Fv(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"}]}),Dv=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(iv(n.x,a),iv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Fv(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"}]}),Uv=bb([Lv,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(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Fv(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"}]})]),Iv=bb([Pv,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(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Fv(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"}]})]),Ov=bb([Dv,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(iv(n.x,a),iv(n.y,o),iv(n.z,u)).toVar(),d=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const 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hn(c.equal(fn(0)),()=>{N.assign(Rv(v))}),hn(c.equal(fn(1)),()=>{N.assign(Ev(v))}),hn(c.equal(fn(2)),()=>{N.assign(Ov(v,m,fn(0)))}),hn(c.equal(fn(3)),()=>{N.assign(Cv(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"}]}),kv=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=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=zs(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return CN.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 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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 tN("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 uN(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 rN(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 sN(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 iN(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 nN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Jx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Uy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new oN,this.stack=Oy();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${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 "${t.type}" is not compatible.`),e=new eg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=EN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new bN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new xN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new TN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new _N(e);else if("color"===t)s=new vN(e);else if("mat2"===t)s=new NN(e);else if("mat3"===t)s=new SN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new RN(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 FN{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 LN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}LN.isNodeFunctionInput=!0;class PN extends K_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class DN extends K_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:s_(this.light),lightColor:e}}}class UN extends K_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=e_(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=Qd.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class IN extends K_{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=JT(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(s_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=Y_({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 ON extends IN{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 VN extends K_{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=Xv(Qd,this.lightProbe);e.context.irradiance.addAssign(t)}}const kN=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class GN extends IN{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=ZT(this.light).mul(e.context.positionWorld||Id);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=kN(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 zN=new a,$N=new a;let WN=null;class HN extends K_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;$N.identity(),zN.copy(t.matrixWorld),zN.premultiply(r),$N.extractRotation(zN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4($N),this.halfHeight.value.applyMatrix4($N)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl(WN.LTC_FLOAT_1),r=Dl(WN.LTC_FLOAT_2)):(t=Dl(WN.LTC_HALF_1),r=Dl(WN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:r_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){WN=e}}class qN{parseFunction(){d("Abstract function.")}}class jN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}jN.isNodeFunction=!0;const XN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,KN=/[a-z_0-9]+/gi,YN="#pragma main";class QN extends jN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(YN),r=-1!==t?e.slice(t+12):e,s=r.match(XN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=KN.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 eg),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 eN(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){eS[0]=e,eS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(eS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&tS.push(t.getCacheKey(!0)),i&&tS.push(i.getCacheKey()),n&&tS.push(n.getCacheKey()),tS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),tS.push(this.renderer.shadowMap.enabled?1:0),tS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(tS),this.callHashCache.set(eS,s),tS.length=0}return eS[0]=null,eS[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 bf(r);{let e;return e=!0===r.isCubeTexture?fc(r):Dl(r),mg(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=xc("color","color",r).setGroup(xa),t=xc("density","float",r).setGroup(xa);return nT(e,sT(t))}if(r.isFog){const e=xc("color","color",r).setGroup(xa),t=xc("near","float",r).setGroup(xa),s=xc("far","float",r).setGroup(xa);return nT(e,rT(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?fc(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 JN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?bx(e,Nn(Xl,$l("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return JN.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 FN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const sS=new qe;class iS{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 hS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:ke,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;fS(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 TS(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 _S(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 rS(this,r),this._animation=new Zf(this,this._nodes,this.info),this._attributes=new dy(r),this._background=new Qv(this,this._nodes),this._geometries=new gy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new _y(r,this._nodes),this._bindings=new vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new sy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new wy(this.lighting),this._bundles=new oS,this._renderContexts=new Fy,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:NS;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 iS),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=Bd,t.modelNormalViewMatrix=Fd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Bd&&e.modelNormalViewMatrix===Fd}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=_,g.viewportValue.maxDepth=v,g.viewport=!1===g.viewportValue.equals(RS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(RS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new iS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?ES:AS;t.isArrayCamera||(wS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(wS,t.coordinateSystem,t.reversedDepth));const S=this._renderLists.get(e,t);if(S.begin(),this._projectObject(e,t,0,S,g.clippingContext),S.finish(),!0===this.sortObjects&&S.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=SS.width,g.height=SS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=S.occlusionQueryCount,g.scissorValue.max(CS.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,S,g),g.camera=t,this.backend.beginRender(g);const{bundles:R,lightsNode:A,transparentDoublePass:E,transparent:w,opaque:C}=S;return R.length>0&&this._renderBundles(R,l,A),!0===this.opaque&&C.length>0&&this._renderObjects(C,t,l,A),!0===this.transparent&&w.length>0&&this._renderTransparents(w,E,t,l,A),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 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.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=CS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=CS.copy(t).floor()}else t=CS.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?ES:AS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&CS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(wS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,CS.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?ES:AS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),CS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(wS)),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===Qe?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:MS[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 FS{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 LS extends FS{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)+(ly-e%ly)%ly;var e}get buffer(){return this._buffer}update(){return!0}}class PS extends LS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let DS=0;class US extends PS{constructor(e,t){super("UniformBuffer_"+DS++,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 IS extends PS{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 GS=0;class zS extends kS{constructor(e,t){super(e,t),this.id=GS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class $S extends zS{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 WS extends $S{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class HS extends $S{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const qS={bitcast_int_uint:new Qx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Qx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},jS={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},XS={low:"lowp",medium:"mediump",high:"highp"},KS={swizzleAssign:!0,storageBuffer:!1},YS={perspective:"smooth",linear:"noperspective"},QS={centroid:"centroid"},ZS="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class JS extends BN{constructor(e,t){super(e,t,new ZN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=qS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==qS[e]&&this._include(e),jS[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:At:4===s&&(n=i?Et:Se);const a={Float32Array:j,Uint8Array:ke,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=XS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=XS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${YS[s.interpolationType]||s.interpolationType} ${QS[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${YS[e.interpolationType]||e.interpolationType} ${QS[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=KS[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)}KS[e]=t}return t}isFlipY(){return!0}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 $S(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new WS(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new HS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new US(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 VS(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 eR=null,tR=null;class rR{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 eR=eR||new t,this.renderer.getDrawingBufferSize(eR)}setScissorTest(){}getClearColor(){const e=this.renderer;return tR=tR||new Dy,e.getClearColor(tR),tR.getRGB(tR),tR}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 sR,iR,nR=0;class aR{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 oR{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:nR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new aR(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 dR,cR,hR,pR=!1;class gR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===pR&&(this._init(),pR=!0)}_init(){const e=this.gl;dR={[Or]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ir]:e.MIRRORED_REPEAT},cR={[w]:e.NEAREST,[Vr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},hR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[Ze]:e.LEQUAL,[$r]:e.EQUAL,[zr]:e.GEQUAL,[Gr]:e.GREATER,[kr]: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,dR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,dR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,dR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,cR[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,cR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,hR[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 fR{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 yR{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 bR={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 xR{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 vR extends rR{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 fR(this),this.capabilities=new yR(this),this.attributeUtils=new oR(this),this.textureUtils=new gR(this),this.bufferRenderer=new xR(this),this.state=new uR(this),this.utils=new lR(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.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")}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 _R(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;ebR[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=By(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 NR="point-list",SR="line-list",RR="line-strip",AR="triangle-list",ER="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},wR="never",CR="less",MR="equal",BR="less-equal",FR="greater",LR="not-equal",PR="greater-equal",DR="always",UR="store",IR="load",OR="clear",VR="ccw",kR="cw",GR="none",zR="back",$R="uint16",WR="uint32",HR="r8unorm",qR="r8snorm",jR="r8uint",XR="r8sint",KR="r16uint",YR="r16sint",QR="r16float",ZR="rg8unorm",JR="rg8snorm",eA="rg8uint",tA="rg8sint",rA="r32uint",sA="r32sint",iA="r32float",nA="rg16uint",aA="rg16sint",oA="rg16float",uA="rgba8unorm",lA="rgba8unorm-srgb",dA="rgba8snorm",cA="rgba8uint",hA="rgba8sint",pA="bgra8unorm",gA="bgra8unorm-srgb",mA="rgb9e5ufloat",fA="rgb10a2unorm",yA="rg11b10ufloat",bA="rg32uint",xA="rg32sint",TA="rg32float",_A="rgba16uint",vA="rgba16sint",NA="rgba16float",SA="rgba32uint",RA="rgba32sint",AA="rgba32float",EA="depth16unorm",wA="depth24plus",CA="depth24plus-stencil8",MA="depth32float",BA="depth32float-stencil8",FA="bc1-rgba-unorm",LA="bc1-rgba-unorm-srgb",PA="bc2-rgba-unorm",DA="bc2-rgba-unorm-srgb",UA="bc3-rgba-unorm",IA="bc3-rgba-unorm-srgb",OA="bc4-r-unorm",VA="bc4-r-snorm",kA="bc5-rg-unorm",GA="bc5-rg-snorm",zA="bc6h-rgb-ufloat",$A="bc6h-rgb-float",WA="bc7-rgba-unorm",HA="bc7-rgba-unorm-srgb",qA="etc2-rgb8unorm",jA="etc2-rgb8unorm-srgb",XA="etc2-rgb8a1unorm",KA="etc2-rgb8a1unorm-srgb",YA="etc2-rgba8unorm",QA="etc2-rgba8unorm-srgb",ZA="eac-r11unorm",JA="eac-r11snorm",eE="eac-rg11unorm",tE="eac-rg11snorm",rE="astc-4x4-unorm",sE="astc-4x4-unorm-srgb",iE="astc-5x4-unorm",nE="astc-5x4-unorm-srgb",aE="astc-5x5-unorm",oE="astc-5x5-unorm-srgb",uE="astc-6x5-unorm",lE="astc-6x5-unorm-srgb",dE="astc-6x6-unorm",cE="astc-6x6-unorm-srgb",hE="astc-8x5-unorm",pE="astc-8x5-unorm-srgb",gE="astc-8x6-unorm",mE="astc-8x6-unorm-srgb",fE="astc-8x8-unorm",yE="astc-8x8-unorm-srgb",bE="astc-10x5-unorm",xE="astc-10x5-unorm-srgb",TE="astc-10x6-unorm",_E="astc-10x6-unorm-srgb",vE="astc-10x8-unorm",NE="astc-10x8-unorm-srgb",SE="astc-10x10-unorm",RE="astc-10x10-unorm-srgb",AE="astc-12x10-unorm",EE="astc-12x10-unorm-srgb",wE="astc-12x12-unorm",CE="astc-12x12-unorm-srgb",ME="clamp-to-edge",BE="repeat",FE="mirror-repeat",LE="linear",PE="nearest",DE="zero",UE="one",IE="src",OE="one-minus-src",VE="src-alpha",kE="one-minus-src-alpha",GE="dst",zE="one-minus-dst",$E="dst-alpha",WE="one-minus-dst-alpha",HE="src-alpha-saturated",qE="constant",jE="one-minus-constant",XE="add",KE="subtract",YE="reverse-subtract",QE="min",ZE="max",JE=0,ew=15,tw="keep",rw="zero",sw="replace",iw="invert",nw="increment-clamp",aw="decrement-clamp",ow="increment-wrap",uw="decrement-wrap",lw="storage",dw="read-only-storage",cw="write-only",hw="read-only",pw="read-write",gw="non-filtering",mw="comparison",fw="float",yw="unfilterable-float",bw="depth",xw="sint",Tw="uint",_w="2d",vw="3d",Nw="2d",Sw="2d-array",Rw="cube",Aw="3d",Ew="all",ww="vertex",Cw="instance",Mw={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"},Bw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Fw extends kS{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 Lw extends LS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Pw=0;class Dw extends Lw{constructor(e,t){super("StorageBuffer_"+Pw++,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 Uw extends iy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:LE}),this.flipYSampler=e.createSampler({minFilter:PE}),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:OR,storeOp:UR}]});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 Uw(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,zw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,$w={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 Ww extends jN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Gw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=zw.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 Hw extends qN{parseFunction(e){return new Ww(e)}}const qw={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},jw={[Or]:"repeat",[xe]:"clamp",[Ir]:"mirror"},Xw={vertex:ER.VERTEX,fragment:ER.FRAGMENT,compute:ER.COMPUTE},Kw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Yw={"^^":"tsl_xor"},Qw={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"},Zw={},Jw={tsl_xor:new Qx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Qx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Qx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Qx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Qx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Qx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Qx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Qx("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 Qx("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 Qx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Qx("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 Qx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Qx("\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")},eC={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 tC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(tC+="diagnostic( off, derivative_uniformity );\n");class rC extends BN{constructor(e,t){super(e,t,new Hw),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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${jw[e.wrapS]}S_${jw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Zw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Or?(s.push(Jw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(Jw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ir?(s.push(Jw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",Zw[t]=r=new Qx(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 Eu(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Eu(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Eu(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, 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(A.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 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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return 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=Yw[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 qw[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 HS(i.name,i.node,o,n):new $S(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new WS(i.name,i.node,o,n):"texture3D"===t&&(s=new HS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Xw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Fw(`${i.name}_sampler`,i.node,o);e.setVisibility(Xw[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?US:Dw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Xw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new VS(u,o),e.setVisibility(Xw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|Xw[r]),-1===l.indexOf(e)&&l.push(e)),a=this.getNodeUniform(i,t);const s=a.name;e.uniforms.some(e=>e.name===s)||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=kw(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}, ${e} )`}getType(e){return Qw[e]||e}isAvailable(e){let t=Kw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Kw[e]=t),t}_getWGSLMethod(e){return void 0!==Jw[e]&&this._include(e),eC[e]}_include(e){const t=Jw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${tC}\n\n// structs\n${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 sC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?CA:wA),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?NR:e.isLineSegments||e.isMesh&&!0===t.wireframe?SR:e.isLine?RR:e.isMesh?AR: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===ke)return pA;if(e===be)return NA;throw new Error("Unsupported output buffer type.")}}const iC=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&&iC.set(Float16Array,["float16"]);const nC=new Map([[at,["float16"]]]),aC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class oC{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=Ew;let o;o=t.isSampledCubeTexture?Rw:t.isSampledTexture3D?Aw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Sw:Nw,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&ER.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=lw:e.type=dw),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?pw:t===ri.WRITE_ONLY?cw:hw,s.texture.isArrayTexture?e.viewDimension=Sw:s.texture.is3DTexture&&(e.viewDimension=Aw),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=yw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=yw:t.sampleType=bw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=xw:e===S?t.sampleType=Tw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=fw:t.sampleType=yw)}s.isSampledCubeTexture?t.viewDimension=Rw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Sw:s.isSampledTexture3D&&(t.viewDimension=Aw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=mw:t.type=gw),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 dC{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===Ge&&!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={},E=e.context.depth,w=e.context.stencil;if(!0!==E&&!0!==w||(!0===E&&(A.format=N,A.depthWriteEnabled=s.depthWrite,A.depthCompare=v),!0===w&&(A.stencilFront=f,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),R.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),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(R)}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:XE},r={srcFactor:i,dstFactor:n,operation:XE}};if(e.premultipliedAlpha)switch(s){case Ge:i(UE,kE,UE,kE);break;case Ht:i(UE,UE,UE,UE);break;case Wt:i(DE,OE,DE,UE);break;case $t:i(GE,kE,DE,UE)}else switch(s){case Ge:i(VE,kE,UE,kE);break;case Ht:i(VE,UE,UE,UE);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${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=DE;break;case Vt:t=UE;break;case Ot:t=IE;break;case Pt:t=OE;break;case ze:t=VE;break;case $e:t=kE;break;case Ut:t=GE;break;case Lt:t=zE;break;case Dt:t=$E;break;case Ft:t=WE;break;case It:t=HE;break;case 211:t=qE;break;case 212:t=jE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=wR;break;case ts:t=DR;break;case es:t=CR;break;case Jr:t=BR;break;case Zr:t=MR;break;case Qr:t=PR;break;case Yr:t=FR;break;case Kr:t=LR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=tw;break;case ls:t=rw;break;case us:t=sw;break;case os:t=iw;break;case as:t=nw;break;case ns:t=aw;break;case is:t=ow;break;case ss:t=uw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case We:t=XE;break;case Bt:t=KE;break;case Mt:t=YE;break;case hs:t=QE;break;case cs:t=ZE;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?$R:WR);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?kR:VR,s.cullMode=r.side===B?GR:zR,s}_getColorWriteMask(e){return!0===e.colorWrite?ew:JE}_getDepthCompare(e){let t;if(!1===e.depthTest)t=DR;else{const r=e.depthFunc;switch(r){case Jt:t=wR;break;case Zt:t=DR;break;case Qt:t=CR;break;case Yt:t=BR;break;case Kt:t=MR;break;case Xt:t=PR;break;case jt:t=FR;break;case qt:t=LR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class cC extends TR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 hC extends rR{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 sC(this),this.attributeUtils=new oC(this),this.bindingUtils=new lC(this),this.pipelineUtils=new dC(this),this.textureUtils=new Vw(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.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(Mw),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(Mw.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:IR}),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(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),i=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 vR(e)));super(new t(e),e),this.library=new mC,this.isWebGPURenderer=!0}}class yC extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class bC{constructor(e,t=En(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new eg;r.name="RenderPipeline",this._quadMesh=new jb(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 xC extends bC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class TC 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 _C extends ax{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class vC extends Es{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 NC 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 SC 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 NC;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]={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.version!==r.version)return t.version=r.version,!1}const h=i.index,p=o.indexVersion,g=h?h.version:null;if(p!==g)return o.indexVersion=g,!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 Ai={};function Ei(e,t,r){Ai[e]=Ai[t]=Ai[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];Ei(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],Ei(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],Ei(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],Ei(t,r,s)}}}for(let e=0;e<32;e++)Ai[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,Ai);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"),An=new Ki("bvec3"),En=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",An),Si("toVec4",En),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} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?rn(t):tn(t[0]),new Ea(Ji(e),t));Si("call",wa);const Ca={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class Ma extends hi{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Ma(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${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",$a),Si("not",Wa),Si("xor",Ha),Si("bitAnd",qa),Si("bitNot",ja),Si("bitOr",Xa),Si("bitXor",Ka),Si("shiftLeft",Ya),Si("shiftRight",Qa),Si("incrementBefore",Za),Si("decrementBefore",Ja),Si("increment",eo),Si("decrement",to);const ro=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new Ds),Da(fn(e),fn(t)));Si("modInt",ro);class so extends hi{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===so.MAX||e===so.MIN)&&arguments.length>3){let i=new so(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===so.LENGTH||t===so.DISTANCE||t===so.DOT?"float":t===so.CROSS?"vec3":t===so.ALL||t===so.ANY?"bool":t===so.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===so.ONE_MINUS)i=Fa(1,t);else if(s===so.RECIPROCAL)i=Pa(1,t);else if(s===so.DIFFERENCE)i=Bo(Fa(t,r));else if(s===so.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=En(Nn(n),0):s=En(Nn(s),0);const a=La(s,n).xyz;i=No(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===so.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===so.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===so.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==so.MIN&&r!==so.MAX?r===so.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===so.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===so.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==so.DFDX&&r!==so.DFDY||(d(`TSL: '${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),Ao=an(so,so.COS).setParameterLength(1),Eo=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",Ao),Si("tan",Eo),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 Au(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),Nu(e,t)}Si("context",_u),Si("label",Au),Si("uniformFlow",vu),Si("setName",Nu),Si("builtinShadowContext",(e,t,r)=>Su(t,r,e)),Si("builtinAOContext",(e,t)=>Ru(t,e));class Eu 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(Eu),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=En(Iu(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=En(Fn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=En(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=En(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),Al=(e=0)=>Rl("uv"+(e>0?e:""),"vec2");class El 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(El).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 Al(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(A.TEXTURE_COMPARE)?n=this.compareNode:(null!==this.value.compareFunction&&this.value.compareFunction!==E&&v('TSL: Only "LessCompare" is supported for depth texture comparison fallback.'),a=this.compareNode)),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 - ${t}.y )`}return t}return super.generate(e)}}ql.COORDINATE="coordinate",ql.VIEWPORT="viewport",ql.SIZE="size",ql.UV="uv",ql.DPR="dpr";const jl=nn(ql,ql.DPR),Xl=nn(ql,ql.UV),Kl=nn(ql,ql.SIZE),Yl=nn(ql,ql.COORDINATE),Ql=nn(ql,ql.VIEWPORT),Zl=Ql.zw,Jl=Yl.sub(Ql.xy),ed=Jl.div(Zl),td=ln(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new Ds),Kl),"vec2").once()(),rd=va(0,"uint").setName("u_cameraIndex").setGroup(ya("cameraIndex")).toVarying("v_cameraIndex"),sd=va("float").setName("cameraNear").setGroup(xa).onRenderUpdate(({camera:e})=>e.near),id=va("float").setName("cameraFar").setGroup(xa).onRenderUpdate(({camera:e})=>e.far),nd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Gl(r).setGroup(xa).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrix")}else t=va("mat4").setName("cameraProjectionMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),ad=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Gl(r).setGroup(xa).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraProjectionMatrixInverse")}else t=va("mat4").setName("cameraProjectionMatrixInverse").setGroup(xa).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),od=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Gl(r).setGroup(xa).setName("cameraViewMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraViewMatrix")}else t=va("mat4").setName("cameraViewMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),ud=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Gl(r).setGroup(xa).setName("cameraWorldMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraWorldMatrix")}else t=va("mat4").setName("cameraWorldMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),ld=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Gl(r).setGroup(xa).setName("cameraNormalMatrices").element(e.isMultiViewCamera?$l("gl_ViewID_OVR"):rd).toConst("cameraNormalMatrix")}else t=va("mat3").setName("cameraNormalMatrix").setGroup(xa).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),dd=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));return t}).once()(),cd=ln(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Gl(r,"vec4").setGroup(xa).setName("cameraViewports").element(rd).toConst("cameraViewport")}else t=En(0,0,Kl.x,Kl.y).toConst("cameraViewport");return t}).once()(),hd=new C;class pd 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===pd.WORLD_MATRIX?"mat4":e===pd.POSITION||e===pd.VIEW_POSITION||e===pd.DIRECTION||e===pd.SCALE?"vec3":e===pd.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===pd.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===pd.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===pd.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===pd.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===pd.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===pd.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),hd.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=hd.radius}}generate(e){const t=this.scope;return t===pd.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===pd.POSITION||t===pd.VIEW_POSITION||t===pd.DIRECTION||t===pd.SCALE?this.uniformNode.nodeType="vec3":t===pd.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}}pd.WORLD_MATRIX="worldMatrix",pd.POSITION="position",pd.SCALE="scale",pd.VIEW_POSITION="viewPosition",pd.DIRECTION="direction",pd.RADIUS="radius";const gd=sn(pd,pd.DIRECTION).setParameterLength(1),md=sn(pd,pd.WORLD_MATRIX).setParameterLength(1),fd=sn(pd,pd.POSITION).setParameterLength(1),yd=sn(pd,pd.SCALE).setParameterLength(1),bd=sn(pd,pd.VIEW_POSITION).setParameterLength(1),xd=sn(pd,pd.RADIUS).setParameterLength(1);class Td extends pd{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const _d=nn(Td,Td.DIRECTION),vd=nn(Td,Td.WORLD_MATRIX),Nd=nn(Td,Td.POSITION),Sd=nn(Td,Td.SCALE),Rd=nn(Td,Td.VIEW_POSITION),Ad=nn(Td,Td.RADIUS),Ed=va(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),wd=va(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Cd=ln(e=>e.context.modelViewMatrix||Md).once()().toVar("modelViewMatrix"),Md=od.mul(vd),Bd=ln(e=>(e.context.isHighPrecisionModelViewMatrix=!0,va("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),Fd=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"),Ld=ln(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),En()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Pd=Rl("position","vec3"),Dd=Pd.toVarying("positionLocal"),Ud=Pd.toVarying("positionPrevious"),Id=ln(e=>vd.mul(Dd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Od=ln(()=>Dd.transformDirection(vd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Vd=ln(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=ad.mul(Ld);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),kd=ln(e=>{let t;return t=e.camera.isOrthographicCamera?Nn(0,0,1):Vd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Gd 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 zd=nn(Gd),$d=mn(zd).mul(2).sub(1),Wd=ln(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul($d)),e}),Hd=Rl("normal","vec3"),qd=ln(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),Nn(0,1,0)):Hd,"vec3").once()().toVar("normalLocal"),jd=Vd.dFdx().cross(Vd.dFdy()).normalize().toVar("normalFlat"),Xd=ln(e=>{let t;return t=e.isFlatShading()?jd:ec(qd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Kd=ln(e=>{let t=Xd.transformDirection(od);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),Yd=ln(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=Xd,!0!==e.isFlatShading()&&(t=Wd(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),Qd=Yd.transformDirection(od).toVar("normalWorld"),Zd=ln(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?Yd:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Jd=ln(([e,t=vd])=>{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}),ec=ln(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Ed.mul(e);return od.transformDirection(s)}),tc=ln(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),Yd)).once(["NORMAL","VERTEX"])(),rc=ln(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),Qd)).once(["NORMAL","VERTEX"])(),sc=ln(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Zd)).once(["NORMAL","VERTEX"])(),ic=new F,nc=new a,ac=va(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),oc=va(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),uc=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?(ic.copy(r),nc.makeRotationFromEuler(ic)):nc.identity(),nc}),lc=kd.negate().reflect(Yd),dc=kd.negate().refract(Yd,ac),cc=lc.transformDirection(od).toVar("reflectVector"),hc=dc.transformDirection(od).toVar("reflectVector"),pc=new L;class gc 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?cc:e.mapping===D?hc:(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)),uc.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const mc=sn(gc).setParameterLength(1,4).setName("cubeTexture"),fc=(e=pc,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=mc(e,t,r,s),i};class yc 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 bc 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 yc(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?fc(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 bc(e,t,r),Tc=(e,t,r,s)=>new bc(e,t,s,r);class _c extends bc{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 vc=(e,t,r=null)=>new _c(e,t,r),Nc=Al(),Sc=Vd.dFdx(),Rc=Vd.dFdy(),Ac=Nc.dFdx(),Ec=Nc.dFdy(),wc=Yd,Cc=Rc.cross(wc),Mc=wc.cross(Sc),Bc=Cc.mul(Ac.x).add(Mc.mul(Ec.x)),Fc=Cc.mul(Ac.y).add(Mc.mul(Ec.y)),Lc=Bc.dot(Bc).max(Fc.dot(Fc)),Pc=Lc.equal(0).select(0,Lc.inverseSqrt()),Dc=Bc.mul(Pc).toVar("tangentViewFrame"),Uc=Fc.mul(Pc).toVar("bitangentViewFrame"),Ic=Rl("tangent","vec4"),Oc=Ic.xyz.toVar("tangentLocal"),Vc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Cd.mul(En(Oc,0)).xyz.toVarying("v_tangentView").normalize():Dc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),kc=Vc.transformDirection(od).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Gc=ln(([e,t],r)=>{let s=e.mul(Ic.w).xyz;return"NORMAL"===r.subBuildFn&&!0!==r.isFlatShading()&&(s=s.toVarying(t)),s}).once(["NORMAL"]),zc=Gc(Hd.cross(Ic),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),$c=Gc(qd.cross(Oc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Wc=ln(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?Gc(Yd.cross(Vc),"v_bitangentView").normalize():Uc,!0!==e.isFlatShading()&&(t=Wd(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Hc=Gc(Qd.cross(kc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),qc=Fn(Vc,Wc,Yd).toVar("TBNViewMatrix"),jc=kd.mul(qc),Xc=ln(()=>{let e=ea.cross(kd);return e=e.cross(ea).normalize(),e=au(e,Yd,Zn.mul(zn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Kc=e=>Ji(e).mul(.5).add(.5),Yc=e=>Nn(e,xo(uu(mn(1).sub(Qo(e,e)))));class Qc 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=Yc(i.xy):s===V?i=Yc(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=Wd(t)),i=Nn(i.xy.mul(t),i.z)}let n=null;return t===k?n=ec(i):t===U?n=qc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=Yd),n}}const Zc=sn(Qc).setParameterLength(1,2),Jc=ln(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Al()),forceUVContext:!0}),s=mn(r(e=>e));return xn(mn(r(e=>e.add(e.dFdx()))).sub(s),mn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),eh=ln(e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,a=t.dFdy().normalize().cross(n),o=n.cross(i),u=i.dot(a).mul($d),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class th 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=Jc({textureNode:this.textureNode,bumpScale:e});return eh({surf_pos:Vd,surf_norm:Yd,dHdxy:t})}}const rh=sn(th).setParameterLength(1,2),sh=new Map;class ih extends li{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=sh.get(e);return void 0===r&&(r=vc(e,t),sh.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===ih.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===ih.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===ih.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:mn(1);else if(r===ih.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===ih.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===ih.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===ih.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===ih.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===ih.NORMAL)t.normalMap?(s=Zc(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?rh(this.getTexture("bump").r,this.getFloat("bumpScale")):Yd;else if(r===ih.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===ih.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Zc(this.getTexture(r),this.getCache(r+"Scale","vec2")):Yd;else if(r===ih.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===ih.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===ih.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Bn(zh.x,zh.y,zh.y.negate(),zh.x).mul(e.rg.mul(2).sub(xn(1)).normalize().mul(e.b))}else s=zh;else if(r===ih.IRIDESCENCE_THICKNESS){const e=xc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=xc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===ih.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===ih.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===ih.IOR)s=this.getFloat(r);else if(r===ih.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===ih.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===ih.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):mn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}ih.ALPHA_TEST="alphaTest",ih.COLOR="color",ih.OPACITY="opacity",ih.SHININESS="shininess",ih.SPECULAR="specular",ih.SPECULAR_STRENGTH="specularStrength",ih.SPECULAR_INTENSITY="specularIntensity",ih.SPECULAR_COLOR="specularColor",ih.REFLECTIVITY="reflectivity",ih.ROUGHNESS="roughness",ih.METALNESS="metalness",ih.NORMAL="normal",ih.CLEARCOAT="clearcoat",ih.CLEARCOAT_ROUGHNESS="clearcoatRoughness",ih.CLEARCOAT_NORMAL="clearcoatNormal",ih.EMISSIVE="emissive",ih.ROTATION="rotation",ih.SHEEN="sheen",ih.SHEEN_ROUGHNESS="sheenRoughness",ih.ANISOTROPY="anisotropy",ih.IRIDESCENCE="iridescence",ih.IRIDESCENCE_IOR="iridescenceIOR",ih.IRIDESCENCE_THICKNESS="iridescenceThickness",ih.IOR="ior",ih.TRANSMISSION="transmission",ih.THICKNESS="thickness",ih.ATTENUATION_DISTANCE="attenuationDistance",ih.ATTENUATION_COLOR="attenuationColor",ih.LINE_SCALE="scale",ih.LINE_DASH_SIZE="dashSize",ih.LINE_GAP_SIZE="gapSize",ih.LINE_WIDTH="linewidth",ih.LINE_DASH_OFFSET="dashOffset",ih.POINT_SIZE="size",ih.DISPERSION="dispersion",ih.LIGHT_MAP="light",ih.AO="ao";const nh=nn(ih,ih.ALPHA_TEST),ah=nn(ih,ih.COLOR),oh=nn(ih,ih.SHININESS),uh=nn(ih,ih.EMISSIVE),lh=nn(ih,ih.OPACITY),dh=nn(ih,ih.SPECULAR),ch=nn(ih,ih.SPECULAR_INTENSITY),hh=nn(ih,ih.SPECULAR_COLOR),ph=nn(ih,ih.SPECULAR_STRENGTH),gh=nn(ih,ih.REFLECTIVITY),mh=nn(ih,ih.ROUGHNESS),fh=nn(ih,ih.METALNESS),yh=nn(ih,ih.NORMAL),bh=nn(ih,ih.CLEARCOAT),xh=nn(ih,ih.CLEARCOAT_ROUGHNESS),Th=nn(ih,ih.CLEARCOAT_NORMAL),_h=nn(ih,ih.ROTATION),vh=nn(ih,ih.SHEEN),Nh=nn(ih,ih.SHEEN_ROUGHNESS),Sh=nn(ih,ih.ANISOTROPY),Rh=nn(ih,ih.IRIDESCENCE),Ah=nn(ih,ih.IRIDESCENCE_IOR),Eh=nn(ih,ih.IRIDESCENCE_THICKNESS),wh=nn(ih,ih.TRANSMISSION),Ch=nn(ih,ih.THICKNESS),Mh=nn(ih,ih.IOR),Bh=nn(ih,ih.ATTENUATION_DISTANCE),Fh=nn(ih,ih.ATTENUATION_COLOR),Lh=nn(ih,ih.LINE_SCALE),Ph=nn(ih,ih.LINE_DASH_SIZE),Dh=nn(ih,ih.LINE_GAP_SIZE),Uh=nn(ih,ih.LINE_WIDTH),Ih=nn(ih,ih.LINE_DASH_OFFSET),Oh=nn(ih,ih.POINT_SIZE),Vh=nn(ih,ih.DISPERSION),kh=nn(ih,ih.LIGHT_MAP),Gh=nn(ih,ih.AO),zh=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))}),$h=ln(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class Wh 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 Hh=sn(Wh).setParameterLength(2);class qh 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 Hh(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 jh=(e,t=null,r=0)=>new qh(e,t,r);class Xh 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===Xh.VERTEX)s=e.getVertexIndex();else if(r===Xh.INSTANCE)s=e.getInstanceIndex();else if(r===Xh.DRAW)s=e.getDrawIndex();else if(r===Xh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Xh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Xh.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}}Xh.VERTEX="vertex",Xh.INSTANCE="instance",Xh.SUBGROUP="subgroup",Xh.INVOCATION_LOCAL="invocationLocal",Xh.INVOCATION_SUBGROUP="invocationSubgroup",Xh.DRAW="draw";const Kh=nn(Xh,Xh.VERTEX),Yh=nn(Xh,Xh.INSTANCE),Qh=nn(Xh,Xh.SUBGROUP),Zh=nn(Xh,Xh.INVOCATION_SUBGROUP),Jh=nn(Xh,Xh.INVOCATION_LOCAL),ep=nn(Xh,Xh.DRAW);class tp 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=jh(s,"vec3",Math.max(s.count,1)).element(Yh);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(Dd).xyz;if(Dd.assign(n),e.needsPreviousData()&&Ud.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Jd(qd,t);qd.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(Ud).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=jh(s,"mat4",Math.max(i,1)).element(Yh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Ol(s.array,"mat4",Math.max(i,1)).element(Yh);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 rp=sn(tp).setParameterLength(2,3);class sp extends tp{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ip=sn(sp).setParameterLength(1);class np 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=Yh:this.batchingIdNode=ep);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);Dd.assign(u.mul(Dd));const c=qd.div(Nn(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;qd.assign(h),e.hasGeometryAttribute("tangent")&&Oc.mulAssign(d)}}const ap=sn(np).setParameterLength(1),op=new WeakMap;class up 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=xc("bindMatrix","mat4"),this.bindMatrixInverseNode=xc("bindMatrixInverse","mat4"),this.boneMatricesNode=Tc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Dd,this.toPositionNode=Dd,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=qd,r=Oc){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=Tc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Ud)}setup(e){e.needsPreviousData()&&Ud.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();qd.assign(t),e.hasGeometryAttribute("tangent")&&Oc.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;op.get(t)!==e.frameId&&(op.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const lp=e=>new up(e);class dp 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 dp(rn(e,"int")).toStack(),hp=()=>ml("break").toStack(),pp=new WeakMap,gp=new s,mp=ln(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=fn(Kh).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 fp 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=pp.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(Yh))).r):t.assign(xc("morphTargetInfluences","float").element(e).toVar()),hn(t.notEqual(0),()=>{!0===s&&Dd.addAssign(mp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:fn(0)})),!0===i&&qd.addAssign(mp({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 yp=sn(fp).setParameterLength(1);class bp extends li{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class xp extends bp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Tp 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 _p=sn(Tp);class vp extends bp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const Np=new t;class Sp 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(Np):Np.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===Np.width&&s.image.height===Np.height||(s.image.width=Np.width,s.image.height=Np.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 Rp=sn(Sp).setParameterLength(0,3),Ap=sn(Sp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Ep=Ap(),wp=(e=Xl,t=null)=>Ep.sample(e,t);let Cp=null;class Mp extends Sp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Xl,t=null){null===Cp&&(Cp=new Y),super(e,t,Cp)}getTextureForReference(){return Cp}}const Bp=sn(Mp).setParameterLength(0,2);class Fp 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===Fp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Fp.DEPTH_BASE)null!==r&&(s=Ip().assign(r));else if(t===Fp.DEPTH)s=e.isPerspectiveCamera?Pp(Vd.z,sd,id):Lp(Vd.z,sd,id);else if(t===Fp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Dp(r,sd,id);s=Lp(e,sd,id)}else s=r;else s=Lp(Vd.z,sd,id);return s}}Fp.DEPTH_BASE="depthBase",Fp.DEPTH="depth",Fp.LINEAR_DEPTH="linearDepth";const Lp=(e,t,r)=>e.add(t).div(t.sub(r)),Pp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Dp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Up=(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)},Ip=sn(Fp,Fp.DEPTH_BASE),Op=nn(Fp,Fp.DEPTH),Vp=sn(Fp,Fp.LINEAR_DEPTH).setParameterLength(0,1),kp=Vp(Bp());Op.assign=e=>Ip(e);class Gp extends li{static get type(){return"ClippingNode"}constructor(e=Gp.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===Gp.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Gp.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);cp(n,({i:t})=>{const n=e.element(t);r.assign(Vd.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");cp(a,({i:e})=>{const i=t.element(e);r.assign(Vd.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);cp(r,({i:t})=>{const r=e.element(t);Vd.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");cp(s,({i:e})=>{const s=t.element(e);r.assign(Vd.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());cp(r,({i:e})=>{const t=s.element(e),r=Vd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Gp.ALPHA_TO_COVERAGE="alphaToCoverage",Gp.DEFAULT="default",Gp.HARDWARE="hardware";const zp=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))))))),$p=ln(([e])=>zp(xn(zp(e.xy),e.z))),Wp=ln(([e])=>{const t=qo(Lo(Uo(e.xyz)),Lo(Io(e.xyz))),r=mn(1).div(mn(.05).mul(t)).toVar("pixScale"),s=xn(fo(_o(bo(r))),fo(vo(bo(r)))),i=xn($p(_o(s.x.mul(e.xyz))),$p(_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 Hp 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 qp=(e=0)=>new Hp(e),jp=ln(([e,t])=>Ho(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Xp=ln(([e,t])=>Ho(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Kp=ln(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Yp=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"}]}),Qp=ln(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return En(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"}]}),Zp=ln(([e])=>En(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Jp=ln(([e])=>(hn(e.a.equal(0),()=>En(0)),En(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class eg 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=En(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=En(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 Gp(Gp.ALPHA_TO_COVERAGE):e.stack.addToStack(new Gp)}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 Gp(Gp.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?Up(Vd.z,sd,id):Lp(Vd.z,sd,id))}null!==s&&Op.assign(s).toStack()}setupPositionView(){return Cd.mul(Dd).xyz}setupModelViewProjection(){return nd.mul(Vd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),$h}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&yp(t).toStack(),!0===t.isSkinnedMesh&&lp(t).toStack(),this.displacementMap){const e=vc("displacementMap","texture"),t=vc("displacementScale","float"),r=vc("displacementBias","float");Dd.addAssign(qd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&ap(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ip(t).toStack(),null!==this.positionNode&&Dd.assign(Lu(this.positionNode,"POSITION","vec3")),Dd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&bn(this.maskNode).not().discard();let s=this.colorNode?En(this.colorNode):ah;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(qp())),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):lh;Vn.a.assign(Vn.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?mn(this.alphaTestNode):nh,!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(Wp(Dd)).discard(),e.isOpaque()&&Vn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Nn(0):Vn.rgb}setupNormal(){return this.normalNode?Nn(this.normalNode):yh}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?vc("envMap","cubeTexture"):vc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new vp(kh)),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=Gh),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new xp(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=_p(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||uh)),a=a.add(Gn)),a}setupFog(e,t){const r=e.fogNode;return r&&(na.assign(t),t=En(r.toVar())),t}setupPremultipliedAlpha(e,t){return Zp(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 tg=new Z;class rg extends eg{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(tg),this.setValues(e)}}const sg=new J;class ig extends eg{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(sg),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):Ih,t=this.dashScaleNode?mn(this.dashScaleNode):Lh,r=this.dashSizeNode?mn(this.dashSizeNode):Ph,s=this.gapSizeNode?mn(this.gapSizeNode):Dh;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 ng=new J;class ag extends eg{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(ng),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=nd.element(2).element(2),s=nd.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return En(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=En(Cd.mul(En(e,1))).toVar("start"),s=En(Cd.mul(En(t,1))).toVar("end");if(i){const e=this.dashScaleNode?mn(this.dashScaleNode):Lh,t=this.offsetNode?mn(this.offsetNode):Ih,r=Rl("instanceDistanceStart"),s=Rl("instanceDistanceEnd");let i=Pd.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=nd.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=nd.mul(r),d=nd.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=En().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(Pd.y.lessThan(.5).select(r,s));const u=Uh.mul(.5);o.addAssign(En(Pd.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(En(Pd.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(En(a.mul(u),0)),hn(Pd.y.greaterThan(1).or(Pd.y.lessThan(0)),()=>{o.subAssign(En(a.mul(2).mul(u),0))})),g.assign(nd.mul(o));const l=Nn().toVar();l.assign(Pd.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(Pd.x.lessThan(0).select(e.negate(),e)),hn(Pd.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Pd.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Uh)),e.assign(e.div(Ql.w.div(jl))),g.assign(Pd.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(En(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=Al();if(i){const t=this.dashSizeNode?mn(this.dashSizeNode):Ph,r=this.gapSizeNode?mn(this.gapSizeNode):Dh;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(Uh);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=Pd.y.lessThan(.5).select(e,t).mul(ah)}else u=ah;return En(u,a)})(),this.transparent){const e=this.opacityNode?mn(this.opacityNode):lh;this.outputNode=En(this.colorNode.rgb.mul(e).add(wp().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 og=new te;class ug extends eg{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(og),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?mn(this.opacityNode):lh;Vn.assign(zu(En(Kc(Yd),e),re))}}const lg=ln(([e=Od])=>{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 dg 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=lg(Od),a=new eg;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 cg=new WeakMap;class hg extends hi{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=fc(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(cg.has(e)){const t=cg.get(e);gg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new dg(r.height);s.fromEquirectangularTexture(t,e),gg(s.texture,e.mapping),this._cubeTexture=s.texture,cg.set(e,s.texture),e.addEventListener("dispose",pg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function pg(e){const t=e.target;t.removeEventListener("dispose",pg);const r=cg.get(t);void 0!==r&&(cg.delete(t),r.dispose())}function gg(e,t){t===le?e.mapping=P:t===de&&(e.mapping=D)}const mg=sn(hg).setParameterLength(1);class fg extends bp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=mg(this.envNode)}}class yg extends bp{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 bg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class xg extends bg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(En(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(En(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),ph.mul(gh)));break;case he:s.rgb.assign(au(s.rgb,i.rgb,ph.mul(gh)));break;case ce:s.rgb.addAssign(i.rgb.mul(ph.mul(gh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const Tg=new ge;class _g extends eg{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Tg),this.setValues(e)}setupNormal(){return Wd(Xd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new yg(kh)),t}setupOutgoingLight(){return Vn.rgb}setupLightingModel(){return new xg}}const vg=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))}),Ng=ln(e=>e.diffuseColor.mul(1/Math.PI)),Sg=ln(({dotNH:e})=>ia.mul(mn(.5)).add(1).mul(mn(1/Math.PI)).mul(e.pow(ia))),Rg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(t).clamp(),s=kd.dot(t).clamp(),i=vg({f0:ta,f90:1,dotVH:s}),n=mn(.25),a=Sg({dotNH:r});return i.mul(n).mul(a)});class Ag extends xg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Yd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:Vn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Rg({lightDirection:e})).mul(ph))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Eg=new me;class wg extends eg{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Eg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Ag(!1)}}const Cg=new fe;class Mg extends eg{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Cg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new fg(t):null}setupLightingModel(){return new Ag}setupVariants(){const e=(this.shininessNode?mn(this.shininessNode):oh).max(1e-4);ia.assign(e);const t=this.specularNode||dh;ta.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Bg=ln(e=>{if(!1===e.geometry.hasAttribute("normal"))return mn(0);const t=Xd.dFdx().abs().max(Xd.dFdy().abs());return t.x.max(t.y).max(t.z)}),Fg=ln(e=>{const{roughness:t}=e,r=Bg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Lg=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"}]}),Pg=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"}]}),Dg=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"}]}),Ug=mn(1/Math.PI),Ig=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 Ug.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"}]}),Og=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=Yd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(kd).normalize(),d=n.dot(e).clamp(),c=n.dot(kd).clamp(),h=n.dot(l).clamp(),p=kd.dot(l).clamp();let g,m,f=vg({f0:t,f90:r,dotVH:p});if(Yi(a)&&(f=Xn.mix(f,i)),Yi(o)){const t=Jn.dot(e),r=Jn.dot(kd),s=Jn.dot(l),i=ea.dot(e),n=ea.dot(kd),a=ea.dot(l);g=Pg({alphaT:Qn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Ig({alphaT:Qn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Lg({alpha:u,dotNL:d,dotNV:c}),m=Dg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Vg=new 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kg=null;const Gg=ln(({roughness:e,dotNV:t})=>{null===kg&&(kg=new ye(Vg,16,16,G,be),kg.name="DFG_LUT",kg.minFilter=oe,kg.magFilter=oe,kg.wrapS=xe,kg.wrapT=xe,kg.generateMipmaps=!1,kg.needsUpdate=!0);const r=xn(e,t);return Dl(kg,r).rg}),zg=ln(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Og({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=Yd.dot(e).clamp(),l=Yd.dot(kd).clamp(),d=Gg({roughness:s,dotNV:l}),c=Gg({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(_)}),$g=ln(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Gg({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),Wg=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"}]}),Hg=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"}]}),qg=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"}]}),jg=ln(({lightDirection:e})=>{const t=e.add(kd).normalize(),r=Yd.dot(e).clamp(),s=Yd.dot(kd).clamp(),i=Yd.dot(t).clamp(),n=Hg({roughness:jn,dotNH:i}),a=qg({dotNV:s,dotNL:r});return qn.mul(n).mul(a)}),Xg=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"}]}),Kg=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"}]}),Yg=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"}]}),Qg=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(Yg({v1:h,v2:p})),f.addAssign(Yg({v1:p,v2:g})),f.addAssign(Yg({v1:g,v2:m})),f.addAssign(Yg({v1:m,v2:h})),c.assign(Nn(Kg({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"}]}),Zg=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(Yg({v1:n,v2:a})),d.addAssign(Yg({v1:a,v2:o})),d.addAssign(Yg({v1:o,v2:l})),d.addAssign(Yg({v1:l,v2:n})),u.assign(Nn(Kg({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"}]}),Jg=1/6,em=e=>La(Jg,La(e,La(e,e.negate().add(3)).sub(3)).add(1)),tm=e=>La(Jg,La(e,La(e,La(3,e).sub(6))).add(4)),rm=e=>La(Jg,La(e,La(e,La(-3,e).add(3)).add(3)).add(1)),sm=e=>La(Jg,Jo(e,3)),im=e=>em(e).add(tm(e)),nm=e=>rm(e).add(sm(e)),am=e=>Ba(-1,tm(e).div(em(e).add(tm(e)))),om=e=>Ba(1,sm(e).div(rm(e).add(sm(e)))),um=(e,t,r)=>{const s=e.uvNode,i=La(s,t.zw).add(.5),n=_o(i),a=So(i),o=im(a.x),u=nm(a.x),l=am(a.x),d=om(a.x),c=am(a.y),h=om(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=im(a.y).mul(Ba(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=nm(a.y).mul(Ba(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},lm=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=um(e,En(i,r),_o(t)),o=um(e,En(n,s),vo(t));return So(t).mix(a,o)}),dm=ln(([e,t])=>{const r=t.mul(Ml(e));return lm(e,r)}),cm=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"}]}),hm=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"}]}),pm=Ap(),gm=wp(),mm=ln(([e,t,r],{material:s})=>{const i=(s.side===M?pm:gm).sample(e),n=bo(Kl.x).mul(hm(t,r));return lm(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"}]}),ym=ln(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=En().toVar(),f=Nn().toVar();const i=d.sub(1).mul(g.mul(.025)),n=Nn(d.sub(i),d,d.add(i));cp({start:0,end:3},({i:i})=>{const d=n.element(i),g=cm(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(En(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=mm(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=cm(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(En(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=mm(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($g({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return En(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),bm=Fn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),xm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),Tm=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=xm(n,e),l=vg({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=xm(p,n.toVec3()),m=vg({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 cp({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),bm.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"}]}),_m=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()}),vm=Nn(.04),Nm=mn(1);class Sm extends bg{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=Yd.dot(kd).clamp(),t=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:ta}),r=Tm({outsideIOR:mn(1),eta2:Kn,cosTheta1:e,thinFilmThickness:Yn,baseF0:Vn.rgb});this.iridescenceFresnel=au(t,r,$n),this.iridescenceF0Dielectric=Wg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=Wg({f:r,f90:1,dotVH:e}),this.iridescenceF0=au(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,$n)}if(!0===this.transmission){const t=Id,r=dd.sub(Id).normalize(),s=Qd,i=e.context;i.backdrop=ym(s,r,zn,kn,ra,sa,t,vd,od,nd,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=Yd.dot(kd).clamp(),a=Gg({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=Yd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul(jg({lightDirection:e})));const t=_m({normal:Yd,viewDir:kd,roughness:jn}),r=_m({normal:Yd,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=Zd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Og({lightDirection:e,f0:vm,f90:Nm,roughness:Hn,normalView:Zd})))}r.directDiffuse.addAssign(s.mul(Ng({diffuseColor:kn}))),r.directSpecular.addAssign(s.mul(zg({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=Yd,h=kd,p=Vd.toVar(),g=Xg({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(Qg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(kn).mul(Qg({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=Zd,r=Xg({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=vm.mul(i.x).add(Nm.sub(vm).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(g).mul(Qg({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(Ng({diffuseColor:kn})).toVar();if(!0===this.sheen){const e=_m({normal:Yd,viewDir:kd,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,_m({normal:Yd,viewDir:kd,roughness:jn}))),!0===this.clearcoat){const e=Zd.dot(kd).clamp(),t=$g({dotNV:e,specularColor:vm,specularF90:Nm,roughness:Hn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Nn().toVar("singleScatteringDielectric"),n=Nn().toVar("multiScatteringDielectric"),a=Nn().toVar("singleScatteringMetallic"),o=Nn().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,sa,ta,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,sa,Vn.rgb,this.iridescenceF0Metallic);const u=au(i,a,$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=_m({normal:Yd,viewDir:kd,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=Yd.dot(kd).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=Zd.dot(kd).clamp(),r=vg({dotVH:e,f0:vm,f90:Nm}),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 Rm=mn(1),Am=mn(-2),Em=mn(.8),wm=mn(-1),Cm=mn(.4),Mm=mn(2),Bm=mn(.305),Fm=mn(3),Lm=mn(.21),Pm=mn(4),Dm=mn(4),Um=mn(16),Im=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"}]}),Om=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"}]}),Vm=ln(([e])=>{const t=mn(0).toVar();return hn(e.greaterThanEqual(Em),()=>{t.assign(Rm.sub(e).mul(wm.sub(Am)).div(Rm.sub(Em)).add(Am))}).ElseIf(e.greaterThanEqual(Cm),()=>{t.assign(Em.sub(e).mul(Mm.sub(wm)).div(Em.sub(Cm)).add(wm))}).ElseIf(e.greaterThanEqual(Bm),()=>{t.assign(Cm.sub(e).mul(Fm.sub(Mm)).div(Cm.sub(Bm)).add(Mm))}).ElseIf(e.greaterThanEqual(Lm),()=>{t.assign(Bm.sub(e).mul(Pm.sub(Fm)).div(Bm.sub(Lm)).add(Fm))}).Else(()=>{t.assign(mn(-2).mul(bo(La(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),km=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"}]}),Gm=ln(([e,t,r,s,i,n])=>{const a=mn(r),o=Nn(t),u=ou(Vm(a),Am,n),l=So(u),d=_o(u),c=Nn(zm(e,o,d,s,i,n)).toVar();return hn(l.notEqual(0),()=>{const t=Nn(zm(e,o,d.add(1),s,i,n)).toVar();c.assign(au(c,t,l))}),c}),zm=ln(([e,t,r,s,i,n])=>{const a=mn(r).toVar(),o=Nn(t),u=mn(Im(o)).toVar(),l=mn(qo(Dm.sub(a),0)).toVar();a.assign(qo(a,Dm));const d=mn(fo(a)).toVar(),c=xn(Om(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,Um))),c.y.addAssign(La(4,fo(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(xn(),xn())}),$m=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=Ao(s),l=r.mul(u).add(i.cross(r).mul(Ro(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return zm(e,l,t,n,a,o)}),Wm=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($m({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),cp({start:fn(1),end:e},({i:e})=>{hn(e.greaterThanEqual(n),()=>{hp()});const t=mn(a.mul(mn(e))).toVar();p.addAssign(i.element(e).mul($m({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($m({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),En(p,1)}),Hm=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)}),qm=ln(([e,t])=>xn(mn(e).div(mn(t)),Hm(e))),jm=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(Ao(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)))}),Xm=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(zm(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();cp({start:yn(0),end:i},({i:s})=>{const p=qm(s,i),g=jm(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=zm(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),hn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),En(l,1)}),Km=[.125,.215,.35,.446,.526,.582],Ym=20,Qm=new _e(-1,1,1,-1,0,1),Zm=new ve(90,1),Jm=new e;let ef=null,tf=0,rf=0;const sf=new r,nf=new WeakMap,af=[3,1,5,0,4,2],of=km(Al(),Rl("faceIndex")).normalize(),uf=Nn(of.x,of.y,of.z);class lf{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=sf,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}ef=this._renderer.getRenderTarget(),tf=this._renderer.getActiveCubeFace(),rf=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=pf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=gf(),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=Km[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=af[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 Ae(y,g)),T.setAttribute("uv",new Ae(b,m)),T.setAttribute("faceIndex",new Ae(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(Ym).fill(0)),n=va(new r(0,1,0)),a=va(0),o=mn(Ym),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:uf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=hf("blur");return f.fragmentNode=Wm({...m,latitudinal:u.equal(1)}),nf.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=hf("ggx");return d.fragmentNode=Xm({...l,N_immutable:uf,GGX_SAMPLES:yn(512)}),nf.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,Qm)}_sceneToCubeUV(e,t,r,s,i){const n=Zm;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(Jm),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(Jm),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;cf(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=pf(e)):null===this._equirectMaterial&&(this._equirectMaterial=gf(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;cf(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,Qm)}_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,cf(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,Qm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,cf(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,Qm)}_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=nf.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):Ym;f>Ym&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,Qm)}}function df(e,t){const r=new se(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Se,colorSpace:Ne});return r.texture.mapping=Re,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function cf(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function hf(e){const t=new eg;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function pf(e){const t=hf("cubemap");return t.fragmentNode=fc(e,uf),t}function gf(e){const t=hf("equirect");return t.fragmentNode=Dl(e,lg(uf),0),t}const mf=new WeakMap;function ff(e,t,r){const s=function(e){let t=mf.get(e);void 0===t&&(t=new WeakMap,mf.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 yf 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 lf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=uc.mul(Nn(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Gm(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const bf=sn(yf).setParameterLength(1,3),xf=new WeakMap;class Tf extends bp{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 e=r.isTextureNode?r.value:t[r.property];let s=xf.get(e);void 0===s&&(s=bf(e),xf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Xc:Yd,i=r.context(_f(zn,s)).mul(oc),n=r.context(vf(Qd)).mul(Math.PI).mul(oc),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(_f(Hn,Zd)).mul(oc),t=ol(e);u.addAssign(t)}}}const _f=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=kd.negate().reflect(t),r=ru(e).mix(r,t).normalize(),r=r.transformDirection(od)),r),getTextureLevel:()=>e}},vf=e=>({getUV:()=>e,getTextureLevel:()=>mn(1)}),Nf=new Ee;class Sf extends eg{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(Nf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new Tf(t):null}setupLightingModel(){return new Sm}setupSpecular(){const e=au(Nn(.04),Vn.rgb,$n);ta.assign(Nn(.04)),ra.assign(e),sa.assign(1)}setupVariants(){const e=this.metalnessNode?mn(this.metalnessNode):fh;$n.assign(e);let t=this.roughnessNode?mn(this.roughnessNode):mh;t=Fg({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 Rf=new we;class Af extends Sf{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(Rf),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):Mh;la.assign(e),ta.assign(Ho(eu(la.sub(1).div(la.add(1))).mul(hh),Nn(1)).mul(ch)),ra.assign(au(ta,Vn.rgb,$n)),sa.assign(au(ch,1,$n))}setupLightingModel(){return new Sm(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):bh,t=this.clearcoatRoughnessNode?mn(this.clearcoatRoughnessNode):xh;Wn.assign(e),Hn.assign(Fg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Nn(this.sheenNode):vh,t=this.sheenRoughnessNode?mn(this.sheenRoughnessNode):Nh;qn.assign(e),jn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?mn(this.iridescenceNode):Rh,t=this.iridescenceIORNode?mn(this.iridescenceIORNode):Ah,r=this.iridescenceThicknessNode?mn(this.iridescenceThicknessNode):Eh;Xn.assign(e),Kn.assign(t),Yn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?xn(this.anisotropyNode):Sh).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(qc[0].mul(e.x).add(qc[1].mul(e.y))),ea.assign(qc[1].mul(e.x).sub(qc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?mn(this.transmissionNode):wh,t=this.thicknessNode?mn(this.thicknessNode):Ch,r=this.attenuationDistanceNode?mn(this.attenuationDistanceNode):Bh,s=this.attenuationColorNode?Nn(this.attenuationColorNode):Fh;if(da.assign(e),ca.assign(t),ha.assign(r),pa.assign(s),this.useDispersion){const e=this.dispersionNode?mn(this.dispersionNode):Vh;ga.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Nn(this.clearcoatNormalNode):Th}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 Ef extends Sm{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(Yd.mul(a)).normalize(),h=mn(kd.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 Af{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 Ef(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 Cf=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=vc("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 Mf extends bg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Cf({normal:Hd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(Ng({diffuseColor:Vn.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(Ng({diffuseColor:Vn}))),s.indirectDiffuse.mulAssign(t)}}const Bf=new Ce;class Ff extends eg{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Bf),this.setValues(e)}setupLightingModel(){return new Mf}}const Lf=ln(()=>{const e=Nn(kd.z,0,kd.x.negate()).normalize(),t=kd.cross(e);return xn(e.dot(Yd),t.dot(Yd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Pf=new Me;class Df extends eg{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Pf),this.setValues(e)}setupVariants(e){const t=Lf;let r;r=e.material.matcap?vc("matcap","texture").context({getUV:()=>t}):Nn(au(.2,.8,t.y)),Vn.rgb.mulAssign(r.rgb)}}class Uf 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(En(1,0,0,0),En(0,Ao(e.x),Ro(e.x).negate(),0),En(0,Ro(e.x),Ao(e.x),0),En(0,0,0,1)),i=Ln(En(Ao(e.y),0,Ro(e.y),0),En(0,1,0,0),En(Ro(e.y).negate(),0,Ao(e.y),0),En(0,0,0,1)),n=Ln(En(Ao(e.z),Ro(e.z).negate(),0,0),En(Ro(e.z),Ao(e.z),0,0),En(0,0,1,0),En(0,0,0,1));return s.mul(i).mul(n).mul(En(r,1)).xyz}}}const If=sn(Uf).setParameterLength(2),Of=new Be;class Vf extends eg{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(Of),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Cd.mul(Nn(s||0));let u=xn(vd[0].xyz.length(),vd[1].xyz.length());null!==n&&(u=u.mul(xn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Pd.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||_h),c=If(l,d);return En(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 kf=new Fe,Gf=new t;class zf extends Vf{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(kf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Cd.mul(Nn(e||Dd)).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):Oh;u=u.mul(jl),r.isPerspectiveCamera&&!0===a&&(u=u.mul($f.div(Vd.z.negate()))),i&&i.isNode&&(u=u.mul(xn(i)));let l=Pd.xy;if(s&&s.isNode){const e=mn(s);l=If(l,e)}return l=l.mul(u),l=l.div(Zl.div(2)),l=l.mul(o.w),o=o.add(En(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 $f=va(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(Gf);this.value=.5*t.y});class Wf extends bg{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 Hf=new Le;class qf extends eg{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Hf),this.setValues(e)}setupLightingModel(){return new Wf}}const jf=In("vec3"),Xf=In("vec3"),Kf=In("vec3");class Yf extends bg{constructor(){super()}start(e){const{material:t}=e,r=In("vec3"),s=In("vec3");hn(dd.sub(Id).length().greaterThan(Ad.mul(2)),()=>{r.assign(dd),s.assign(Id)}).Else(()=>{r.assign(Id),s.assign(dd)});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)),cp(n,()=>{const s=r.add(o.mul(u)),i=od.mul(En(s,1)).xyz;let n;null!==t.depthNode&&(Xf.assign(Vp(Pp(i.z,sd,id))),e.context.sceneDepthNode=Vp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,jf.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&jf.mulAssign(n);const d=jf.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Kf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?hn(r.greaterThanEqual(Xf),()=>{jf.addAssign(e)}):jf.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(Zg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Kf)}}class Qf extends eg{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 Yf}}class Zf{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 Jf{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 ry=[];class sy{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);ry[0]=e,ry[1]=t,ry[2]=n,ry[3]=i;let l=u.get(ry);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(ry,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)),ry[0]=null,ry[1]=null,ry[2]=null,ry[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Jf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new ty(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 iy{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 ny=1,ay=2,oy=3,uy=4,ly=16;class dy extends iy{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===ny?this.backend.createAttribute(e):t===ay?this.backend.createIndexAttribute(e):t===oy?this.backend.createStorageAttribute(e):t===uy&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version{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,oy):this.updateAttribute(e,ny);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ay);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,uy)}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=py(t),e.set(t,r)):r.version===cy(t)&&r.__id===hy(t)||(this.attributes.delete(r),r=py(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 my{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 yy extends fy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class by extends fy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let xy=0;class Ty{constructor(e,t,r,s=null,i=null){this.id=xy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class _y extends iy{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 Ty(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 Ty(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 Ty(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 by(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 yy(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 vy extends iy{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?uy:oy;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?uy:oy,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 Ny(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 Sy(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 Ry(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class Ay{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?(Ry(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?(Ry(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||Ny),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||Sy),this.transparent.length>1&&this.transparent.sort(t||Sy)}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?Ie:Oe,l.type=e.stencilBuffer?Ve: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:ke}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=Ly){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 Oy=sn(Iy).setParameterLength(0,1);class Vy 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 ky 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 Gy 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 Ky(e,"uint","float"),Zy={};class Jy extends so{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Yy(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=Qy(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))()}}Jy.COUNT_TRAILING_ZEROS="countTrailingZeros",Jy.COUNT_LEADING_ZEROS="countLeadingZeros",Jy.COUNT_ONE_BITS="countOneBits";const eb=an(Jy,Jy.COUNT_TRAILING_ZEROS).setParameterLength(1),tb=an(Jy,Jy.COUNT_LEADING_ZEROS).setParameterLength(1),rb=an(Jy,Jy.COUNT_ONE_BITS).setParameterLength(1),sb=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)}),ib=(e,t)=>Jo(La(4,e.mul(Fa(1,e))),t);class nb 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)}(${this.vectorNode.build(e,t)})`}}const ab=an(nb,"snorm").setParameterLength(1),ob=an(nb,"unorm").setParameterLength(1),ub=an(nb,"float16").setParameterLength(1);class lb extends hi{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const db=an(lb,"snorm").setParameterLength(1),cb=an(lb,"unorm").setParameterLength(1),hb=an(lb,"float16").setParameterLength(1),pb=ln(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),gb=ln(([e])=>Nn(pb(e.z.add(pb(e.y.mul(1)))),pb(e.z.add(pb(e.x.mul(1)))),pb(e.y.add(pb(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),mb=ln(([e,t,r])=>{const s=Nn(e).toVar(),i=mn(1.4).toVar(),n=mn(0).toVar(),a=Nn(s).toVar();return cp({start:mn(0),end:mn(3),type:"float",condition:"<="},()=>{const e=Nn(gb(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(pb(s.z.add(pb(s.x.add(pb(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 yb=sn(fb),bb=e=>(...t)=>yb(e,...t),xb=va(0).setGroup(xa).onRenderUpdate(e=>e.time),Tb=va(0).setGroup(xa).onRenderUpdate(e=>e.deltaTime),_b=va(0,"uint").setGroup(xa).onRenderUpdate(e=>e.frameId);const vb=ln(([e,t,r=xn(.5)])=>If(e.sub(r),t).add(r)),Nb=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))}),Sb=ln(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=vd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=vd;const i=od.mul(s);return Yi(t)&&(i[0][0]=vd[0].length(),i[0][1]=0,i[0][2]=0),Yi(r)&&(i[1][0]=0,i[1][1]=vd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,nd.mul(i).mul(Dd)}),Rb=ln(([e=null])=>{const t=Vp();return Vp(Bp(e)).sub(t).lessThan(0).select(Xl,e)}),Ab=ln(([e,t=Al(),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)}),Eb=ln(([e,t=null,r=null,s=mn(1),i=Dd,n=qd])=>{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 qe,Cb=new r,Mb=new r,Bb=new r,Fb=new a,Lb=new r(0,0,-1),Pb=new s,Db=new r,Ub=new r,Ib=new s,Ob=new t,Vb=new se,kb=Xl.flipX();Vb.depthTexture=new Y(1,1);let Gb=!1;class zb extends Ll{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Vb.texture,kb),this._reflectorBaseNode=e.reflector||new $b(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 zb({defaultTexture:Vb.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 $b extends li{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new je,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(Ob),e.setSize(Math.round(Ob.width*r),Math.round(Ob.height*r))}setup(e){return this._updateResolution(Vb,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=Xe,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Gb)return!1;Gb=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Ob),this._updateResolution(o,s),Mb.setFromMatrixPosition(n.matrixWorld),Bb.setFromMatrixPosition(r.matrixWorld),Fb.extractRotation(n.matrixWorld),Cb.set(0,0,1),Cb.applyMatrix4(Fb),Db.subVectors(Mb,Bb);let u=!1;if(!0===Db.dot(Cb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Gb=!1);u=!0}Db.reflect(Cb).negate(),Db.add(Mb),Fb.extractRotation(r.matrixWorld),Lb.set(0,0,-1),Lb.applyMatrix4(Fb),Lb.add(Bb),Ub.subVectors(Mb,Lb),Ub.reflect(Cb).negate(),Ub.add(Mb),a.coordinateSystem=r.coordinateSystem,a.position.copy(Db),a.up.set(0,1,0),a.up.applyMatrix4(Fb),a.up.reflect(Cb),a.lookAt(Ub),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),wb.setFromNormalAndCoplanarPoint(Cb,Mb),wb.applyMatrix4(a.matrixWorldInverse),Pb.set(wb.normal.x,wb.normal.y,wb.normal.z,wb.constant);const l=a.projectionMatrix;Ib.x=(Math.sign(Pb.x)+l.elements[8])/l.elements[0],Ib.y=(Math.sign(Pb.y)+l.elements[9])/l.elements[5],Ib.z=-1,Ib.w=(1+l.elements[10])/l.elements[14],Pb.multiplyScalar(1/Pb.dot(Ib));l.elements[2]=Pb.x,l.elements[6]=Pb.y,l.elements[10]=s.coordinateSystem===h?Pb.z-0:Pb.z+1-0,l.elements[14]=Pb.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,Gb=!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 Wb=new _e(-1,1,1,-1,0,1);class Hb 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 Ke([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ke(t,2))}}const qb=new Hb;class jb extends ne{constructor(e=null){super(qb,e),this.camera=Wb,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,Wb)}render(e){e.render(this,Wb)}}const Xb=new t;class Kb 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,Al()),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 jb(new eg),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(Xb),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 Yb=(e,...t)=>new Kb(Ji(e),...t),Qb=ln(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=xn(e.x,e.y.oneMinus()).mul(2).sub(1),i=En(Nn(e,t),1)):i=En(Nn(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=En(r.mul(i));return n.xyz.div(n.w)}),Zb=ln(([e,t])=>{const r=t.mul(En(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return xn(s.x,s.y.oneMinus())}),Jb=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=Qb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(Qb(e.sub(xn(mn(1).div(s.x),0)),o,r)),b.negate().add(Qb(e.add(xn(mn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(Qb(e.add(xn(0,mn(1).div(s.y))),c,r)),b.negate().add(Qb(e.sub(xn(0,mn(1).div(s.y))),h,r)));return No(Zo(x,T))}),ex=ln(([e])=>So(mn(52.9829189).mul(So(Qo(e,xn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),tx=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(Ao(n),Ro(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class rx 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(Al())}sample(e){return this.callback(e)}}class sx extends li{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===sx.OBJECT?this.updateType=ei.OBJECT:e===sx.MATERIAL?this.updateType=ei.RENDER:e===sx.BEFORE_OBJECT?this.updateBeforeType=ei.OBJECT:e===sx.BEFORE_MATERIAL&&(this.updateBeforeType=ei.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}sx.OBJECT="object",sx.MATERIAL="material",sx.BEFORE_OBJECT="beforeObject",sx.BEFORE_MATERIAL="beforeMaterial";const ix=(e,t)=>new sx(e,t).toStack();class nx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class ax extends Ae{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class ox 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 ux=nn(ox),lx=new F,dx=new a,cx=va(0).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),hx=va(1).setGroup(xa).onRenderUpdate(({scene:e})=>e.backgroundIntensity),px=va(new a).setGroup(xa).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&t.mapping!==Ye?(lx.copy(e.backgroundRotation),lx.x*=-1,lx.y*=-1,lx.z*=-1,dx.makeRotationFromEuler(lx)):dx.identity(),dx});class gx 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 mx=sn(gx).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 yx 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 bx=sn(yx).setParameterLength(1,3);class xx extends bc{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 Tx=new WeakMap;class _x 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=Nx(r);this.previousModelWorldMatrix.value.copy(s);const i=vx(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}){Nx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?nd:va(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Cd).mul(Dd),s=this.previousProjectionMatrix.mul(t).mul(Ud),i=r.xy.div(r.w),n=s.xy.div(s.w);return Fa(i,n)}}function vx(e){let t=Tx.get(e);return void 0===t&&(t={},Tx.set(e,t)),t}function Nx(e,t=0){const r=vx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const Sx=nn(_x),Rx=ln(([e])=>Cx(e.rgb)),Ax=ln(([e,t=mn(1)])=>t.mix(Cx(e.rgb),e.rgb)),Ex=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())))))}),Cx=(e,t=Nn(p.getLuminanceCoefficients(new r)))=>Qo(e,t),Mx=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))),En(u.rgb,e.a)}),Bx=ln(([e,t])=>e.mul(t).floor().div(t));let Fx=null;class Lx extends Sp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Xl,t=null){null===Fx&&(Fx=new X),super(e,t,Fx)}getTextureForReference(){return Fx}updateReference(){return this}}const Px=sn(Lx).setParameterLength(0,2),Dx=new t;class Ux extends Ll{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class Ix extends Ux{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}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 Ox 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 Ix(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 Ix(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=Dp(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=Lp(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===Ox.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),Dx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Dx)),this._pixelRatio=i,this.setSize(Dx.width,Dx.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()}}Ox.COLOR="color",Ox.DEPTH="depth";class Vx extends Ox{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Ox.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 eg;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=qd.negate(),r=nd.mul(Cd),s=mn(1),i=r.mul(En(Dd,1)),n=r.mul(En(Dd.add(t),1)),a=No(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=En(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 kx=ln(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Gx=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"}]}),zx=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"}]}),$x=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)}),Wx=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=$x(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Hx=Fn(Nn(1.6605,-.1246,-.0182),Nn(-.5876,1.1329,-.1006),Nn(-.0728,-.0083,1.1187)),qx=Fn(Nn(.6274,.0691,.0164),Nn(.3293,.9195,.088),Nn(.0433,.0113,.8956)),jx=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))))}),Xx=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(qx.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(jx(r)),r.assign(i.mul(r)),r.assign(Jo(qo(Nn(0),r),Nn(2.2))),r.assign(Hx.mul(r)),r.assign(ou(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Kx=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 Yx 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 Qx=sn(Yx).setParameterLength(1,3);class Zx extends Yx{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 Jx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};function eT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Vd.z).negate()}const tT=ln(([e,t],r)=>{const s=eT(r);return du(e,t,s)}),rT=ln(([e],t)=>{const r=eT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),sT=ln(([e,t],r)=>{const s=eT(r),i=t.sub(Id.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),iT=ln(([e,t])=>En(t.toFloat().mix(na.rgb,e.toVec3()),na.a));let nT=null,aT=null;class oT 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));nT=nT||new s,aT=aT||new s,nT.setScalar(0),aT.setScalar(0),1===u?nT.setScalar(a):a.isColor?nT.set(a.r,a.g,a.b,1):nT.set(a.x,a.y,a.z||0,a.w||0),1===d?aT.setScalar(o):o.isColor?aT.set(o.r,o.g,o.b,1):aT.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 lT(e,t),cT=dT("numWorkgroups","uvec3"),hT=dT("workgroupId","uvec3"),pT=dT("globalId","uvec3"),gT=dT("localId","uvec3"),mT=dT("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 yT=sn(fT);class bT 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 xT 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`${this.scope}Array`}element(e){return new bT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class TT extends li{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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)}}TT.ATOMIC_LOAD="atomicLoad",TT.ATOMIC_STORE="atomicStore",TT.ATOMIC_ADD="atomicAdd",TT.ATOMIC_SUB="atomicSub",TT.ATOMIC_MAX="atomicMax",TT.ATOMIC_MIN="atomicMin",TT.ATOMIC_AND="atomicAnd",TT.ATOMIC_OR="atomicOr",TT.ATOMIC_XOR="atomicXor";const _T=sn(TT),vT=(e,t,r)=>_T(e,t,r).toStack();class NT 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===NT.SUBGROUP_ELECT?"bool":t===NT.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===NT.SUBGROUP_BROADCAST||r===NT.SUBGROUP_SHUFFLE||r===NT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===NT.SUBGROUP_SHUFFLE_XOR||r===NT.SUBGROUP_SHUFFLE_DOWN||r===NT.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}}NT.SUBGROUP_ELECT="subgroupElect",NT.SUBGROUP_BALLOT="subgroupBallot",NT.SUBGROUP_ADD="subgroupAdd",NT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",NT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",NT.SUBGROUP_MUL="subgroupMul",NT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",NT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",NT.SUBGROUP_AND="subgroupAnd",NT.SUBGROUP_OR="subgroupOr",NT.SUBGROUP_XOR="subgroupXor",NT.SUBGROUP_MIN="subgroupMin",NT.SUBGROUP_MAX="subgroupMax",NT.SUBGROUP_ALL="subgroupAll",NT.SUBGROUP_ANY="subgroupAny",NT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",NT.QUAD_SWAP_X="quadSwapX",NT.QUAD_SWAP_Y="quadSwapY",NT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",NT.SUBGROUP_BROADCAST="subgroupBroadcast",NT.SUBGROUP_SHUFFLE="subgroupShuffle",NT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",NT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",NT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",NT.QUAD_BROADCAST="quadBroadcast";const ST=an(NT,NT.SUBGROUP_ELECT).setParameterLength(0),RT=an(NT,NT.SUBGROUP_BALLOT).setParameterLength(1),AT=an(NT,NT.SUBGROUP_ADD).setParameterLength(1),ET=an(NT,NT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),wT=an(NT,NT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),CT=an(NT,NT.SUBGROUP_MUL).setParameterLength(1),MT=an(NT,NT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),BT=an(NT,NT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),FT=an(NT,NT.SUBGROUP_AND).setParameterLength(1),LT=an(NT,NT.SUBGROUP_OR).setParameterLength(1),PT=an(NT,NT.SUBGROUP_XOR).setParameterLength(1),DT=an(NT,NT.SUBGROUP_MIN).setParameterLength(1),UT=an(NT,NT.SUBGROUP_MAX).setParameterLength(1),IT=an(NT,NT.SUBGROUP_ALL).setParameterLength(0),OT=an(NT,NT.SUBGROUP_ANY).setParameterLength(0),VT=an(NT,NT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),kT=an(NT,NT.QUAD_SWAP_X).setParameterLength(1),GT=an(NT,NT.QUAD_SWAP_Y).setParameterLength(1),zT=an(NT,NT.QUAD_SWAP_DIAGONAL).setParameterLength(1),$T=an(NT,NT.SUBGROUP_BROADCAST).setParameterLength(2),WT=an(NT,NT.SUBGROUP_SHUFFLE).setParameterLength(2),HT=an(NT,NT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),qT=an(NT,NT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),jT=an(NT,NT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),XT=an(NT,NT.QUAD_BROADCAST).setParameterLength(1);let KT;function YT(e){KT=KT||new WeakMap;let t=KT.get(e);return void 0===t&&KT.set(e,t={}),t}function QT(e){const t=YT(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 ZT(e,t=Id){const r=QT(e).mul(t);return r.xyz.div(r.w)}function JT(e){const t=YT(e);return t.position||(t.position=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function e_(e){const t=YT(e);return t.targetPosition||(t.targetPosition=va(new r).setGroup(xa).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function t_(e){const t=YT(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 r_=e=>od.transformDirection(JT(e).sub(e_(e))),s_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},i_=new WeakMap,n_=[];class a_ 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=s_(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;i_.has(e)?s=i_.get(e):(s=new r(e),i_.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 o_ 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}){u_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Id)}}const u_=In("vec3","shadowPositionWorld");function l_(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 d_(e,t){return t=l_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function c_(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 h_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function p_(e,t){return t=h_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function g_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function m_(e,t,r){return r=p_(t,r=d_(e,r))}function f_(e,t,r){c_(e,r),g_(t,r)}var y_=Object.freeze({__proto__:null,resetRendererAndSceneState:m_,resetRendererState:d_,resetSceneState:p_,restoreRendererAndSceneState:f_,restoreRendererState:c_,restoreSceneState:g_,saveRendererAndSceneState:function(e,t,r={}){return r=h_(t,r=l_(e,r))},saveRendererState:l_,saveSceneState:h_});const b_=new WeakMap,x_=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)}),T_=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=xc("mapSize","vec2",r).setGroup(xa),a=xc("radius","float",r).setGroup(xa),o=xn(1).div(n),u=a.mul(o.x),l=ex(Yl.xy).mul(6.28318530718);return Ba(i(t.xy.add(tx(0,5,l).mul(u)),t.z),i(t.xy.add(tx(1,5,l).mul(u)),t.z),i(t.xy.add(tx(2,5,l).mul(u)),t.z),i(t.xy.add(tx(3,5,l).mul(u)),t.z),i(t.xy.add(tx(4,5,l).mul(u)),t.z)).mul(.2)}),__=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=xc("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)}),v_=ln(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Dl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=qo(1e-7,s.y.mul(s.y)),a=jo(t.z,i),o=mn(1).toVar();return hn(a.notEqual(1),()=>{const e=t.z.sub(i);let r=n.div(n.add(e.mul(e)));r=ou(Fa(r,.3).div(.65)),o.assign(qo(a,r))}),o}),N_=e=>{let t=b_.get(e);return void 0===t&&(t=new eg,t.colorNode=En(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=ee,t.fog=!1,b_.set(e,t)),t},S_=e=>{const t=b_.get(e);void 0!==t&&(t.dispose(),b_.delete(e))},R_=new Jf,A_=[],E_=(e,t,r,s)=>{A_[0]=e,A_[1]=t;let i=R_.get(A_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Qe)&&(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,R_.set(A_,i)),A_[0]=null,A_[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));cp({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)}),C_=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));cp({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)}),M_=[x_,T_,__,v_];let B_;const F_=new jb;class L_ extends o_{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||xc("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,s.coordinateSystem===h&&(n=n.mul(2).sub(1));else{const e=a.w;a=a.xy.div(e);const t=xc("near","float",r.camera).setGroup(xa),s=xc("far","float",r.camera).setGroup(xa);n=Up(e.negate(),t,s)}return a=Nn(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return M_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=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===Qe&&!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=xc("blurSamples","float",i).setGroup(xa),o=xc("radius","float",i).setGroup(xa),u=xc("mapSize","vec2",i).setGroup(xa);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new eg);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 eg),l.fragmentNode=C_({samples:s,radius:o,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=xc("intensity","float",i).setGroup(xa),l=xc("normalBias","float",i).setGroup(xa),d=QT(s).mul(u_.add(Qd.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===Qe&&!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=fc(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?fc(this.shadowMap.texture):Dl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?fc(this.shadowMap.texture).r.oneMinus():Ul(this.shadowMap.depthTexture,Al().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");B_=m_(i,n,B_),n.overrideMaterial=N_(r),i.setRenderObjectFunction(E_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Qe&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,f_(i,n,B_)}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),F_.material=this.vsmMaterialVertical,F_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),F_.material=this.vsmMaterialHorizontal,F_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,S_(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 P_=(e,t)=>new L_(e,t),D_=new e,U_=new a,I_=new r,O_=new r,V_=[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)],k_=[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)],G_=[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)],z_=[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)],$_=ln(({depthTexture:e,bd3D:t,dp:r})=>fc(e,t).compare(r)),W_=ln(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=xc("radius","float",s).setGroup(xa),n=xc("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=ex(Yl.xy).mul(6.28318530718),c=tx(0,5,d),h=tx(1,5,d),p=tx(2,5,d),g=tx(3,5,d),m=tx(4,5,d);return fc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(fc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(fc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),H_=ln(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toConst(),n=i.abs().toConst(),a=n.x.max(n.y).max(n.z),o=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.near),u=va("float").setGroup(xa).onRenderUpdate(()=>s.camera.far),l=xc("bias","float",s).setGroup(xa),d=mn(1).toVar();return hn(a.sub(u).lessThanEqual(0).and(a.sub(o).greaterThanEqual(0)),()=>{const r=Pp(a.negate(),o,u);r.addAssign(l);const n=i.normalize();d.assign(e({depthTexture:t,bd3D:n,dp:r,shadow:s}))}),d});class q_ extends L_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===tt?$_:W_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return H_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new rt(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=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?V_:G_,d=u?k_:z_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(D_),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()),I_.setFromMatrixPosition(s.matrixWorld),a.position.copy(I_),O_.copy(a.position),O_.add(l[e]),a.up.copy(d[e]),a.lookAt(O_),a.updateMatrixWorld(),o.makeTranslation(-I_.x,-I_.y,-I_.z),U_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(U_,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 j_=(e,t)=>new q_(e,t);class X_ extends bp{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 t_(this.light).sub(e.context.positionView||Vd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return P_(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 K_=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)}),Y_=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=K_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class Q_ extends X_{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 j_(this.light)}setupDirect(e){return Y_({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const Z_=ln(([e=Al()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),J_=ln(([e=Al()],{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}),ev=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"}]}),tv=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"}]}),rv=ln(([e])=>{const t=mn(e).toVar();return fn(_o(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),sv=ln(([e,t])=>{const r=mn(e).toVar();return t.assign(rv(r)),r.sub(mn(t))}),iv=bb([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"}]})]),nv=bb([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"}]})]),av=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(ev(a.lessThan(yn(4)),i,s)).toVar(),u=mn(La(2,ev(a.lessThan(yn(4)),s,i))).toVar();return tv(o,bn(a.bitAnd(yn(1)))).add(tv(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"}]}),ov=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(ev(u.lessThan(yn(8)),a,n)).toVar(),d=mn(ev(u.lessThan(yn(4)),n,ev(u.equal(yn(12)).or(u.equal(yn(14))),a,i))).toVar();return tv(l,bn(u.bitAnd(yn(1)))).add(tv(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"}]}),uv=bb([av,ov]),lv=ln(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=Rn(e).toVar();return Nn(uv(n.x,i,s),uv(n.y,i,s),uv(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"}]}),dv=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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En(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"}]}),Bv=bb([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(Av(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(Av(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"}]})]),Fv=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(sv(n.x,a),sv(n.y,o)).toVar(),l=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Bv(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"}]}),Lv=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(sv(n.x,a),sv(n.y,o)).toVar(),l=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Bv(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"}]}),Pv=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(sv(n.x,a),sv(n.y,o)).toVar(),l=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{const r=mn(Bv(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"}]}),Dv=bb([Fv,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(sv(n.x,a),sv(n.y,o),sv(n.z,u)).toVar(),d=mn(1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Bv(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"}]})]),Uv=bb([Lv,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(sv(n.x,a),sv(n.y,o),sv(n.z,u)).toVar(),d=xn(1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const n=mn(Bv(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"}]})]),Iv=bb([Pv,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(sv(n.x,a),sv(n.y,o),sv(n.z,u)).toVar(),d=Nn(1e6,1e6,1e6).toVar();return cp({start:-1,end:fn(1),name:"x",condition:"<="},({x:e})=>{cp({start:-1,end:fn(1),name:"y",condition:"<="},({y:t})=>{cp({start:-1,end:fn(1),name:"z",condition:"<="},({z:r})=>{const 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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 eN("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 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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new sN(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 iN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Zx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new Uy(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new aN,this.stack=Oy();for(const r of ii)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${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 "${t.type}" is not compatible.`),e=new eg),e.build(this)}else this.addFlow("compute",e);for(const e of ii){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of ni){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=AN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new yN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new bN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new xN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new TN(e);else if("color"===t)s=new _N(e);else if("mat2"===t)s=new vN(e);else if("mat3"===t)s=new NN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new SN(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 BN{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 FN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}FN.isNodeFunctionInput=!0;class LN extends X_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class PN extends X_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:r_(this.light),lightColor:e}}}class DN extends X_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=JT(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=Qd.dot(s).mul(.5).add(.5),n=au(r,t,i);e.context.irradiance.addAssign(n)}}class UN extends X_{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=ZT(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(r_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=K_({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 IN extends UN{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 ON extends X_{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=jv(Qd,this.lightProbe);e.context.irradiance.addAssign(t)}}const VN=ln(([e,t])=>{const r=e.abs().sub(t);return Lo(qo(r,0)).add(Ho(qo(r.x,r.y),0))});class kN extends UN{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=QT(this.light).mul(e.context.positionWorld||Id);return hn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=VN(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 GN=new a,zN=new a;let $N=null;class WN extends X_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=va(new r).setGroup(xa),this.halfWidth=va(new r).setGroup(xa),this.updateType=ei.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;zN.identity(),GN.copy(t.matrixWorld),GN.premultiply(r),zN.extractRotation(GN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(zN),this.halfHeight.value.applyMatrix4(zN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Dl($N.LTC_FLOAT_1),r=Dl($N.LTC_FLOAT_2)):(t=Dl($N.LTC_HALF_1),r=Dl($N.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:t_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){$N=e}}class HN{parseFunction(){d("Abstract function.")}}class qN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}qN.isNodeFunction=!0;const jN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,XN=/[a-z_0-9]+/gi,KN="#pragma main";class YN extends qN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(KN),r=-1!==t?e.slice(t+12):e,s=r.match(jN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=XN.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 eg),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 Jv(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){JN[0]=e,JN[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(JN)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&eS.push(t.getCacheKey(!0)),i&&eS.push(i.getCacheKey()),n&&eS.push(n.getCacheKey()),eS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),eS.push(this.renderer.shadowMap.enabled?1:0),eS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Os(eS),this.callHashCache.set(JN,s),eS.length=0}return JN[0]=null,JN[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 bf(r);{let e;return e=!0===r.isCubeTexture?fc(r):Dl(r),mg(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=xc("color","color",r).setGroup(xa),t=xc("density","float",r).setGroup(xa);return iT(e,rT(t))}if(r.isFog){const e=xc("color","color",r).setGroup(xa),t=xc("near","float",r).setGroup(xa),s=xc("far","float",r).setGroup(xa);return iT(e,tT(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?fc(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 ZN.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?bx(e,Nn(Xl,$l("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Dl(e,Xl).renderOutput(t.toneMapping,t.currentColorSpace);return ZN.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 BN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const rS=new qe;class sS{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 cS(i.framebufferWidth,i.framebufferHeight,{format:Se,type:ke,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;mS(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 xS(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 TS(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 tS(this,r),this._animation=new Zf(this,this._nodes,this.info),this._attributes=new dy(r),this._background=new Yv(this,this._nodes),this._geometries=new gy(this._attributes,this.info),this._textures=new Py(this,r,this.info),this._pipelines=new _y(r,this._nodes),this._bindings=new vy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new sy(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new wy(this.lighting),this._bundles=new aS,this._renderContexts=new Fy,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:vS;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 sS),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=Bd,t.modelNormalViewMatrix=Fd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Bd&&e.modelNormalViewMatrix===Fd}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=_,g.viewportValue.maxDepth=v,g.viewport=!1===g.viewportValue.equals(SS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(SS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new sS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?AS:RS;t.isArrayCamera||(ES.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(ES,t.coordinateSystem,t.reversedDepth));const S=this._renderLists.get(e,t);if(S.begin(),this._projectObject(e,t,0,S,g.clippingContext),S.finish(),!0===this.sortObjects&&S.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=NS.width,g.height=NS.height,g.depth=this.depth,g.stencil=this.stencil;g.width>>=h,g.height>>=h,g.activeCubeFace=c,g.activeMipmapLevel=h,g.occlusionQueryCount=S.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,S,g),g.camera=t,this.backend.beginRender(g);const{bundles:R,lightsNode:A,transparentDoublePass:E,transparent:w,opaque:C}=S;return R.length>0&&this._renderBundles(R,l,A),!0===this.opaque&&C.length>0&&this._renderObjects(C,t,l,A),!0===this.transparent&&w.length>0&&this._renderTransparents(w,E,t,l,A),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 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.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?AS:RS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&wS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(ES);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?AS:RS;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(ES)),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===Qe?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:CS[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 BS{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 FS extends BS{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)+(ly-e%ly)%ly;var e}get buffer(){return this._buffer}update(){return!0}}class LS extends FS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let PS=0;class DS extends LS{constructor(e,t){super("UniformBuffer_"+PS++,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 US extends LS{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 kS=0;class GS extends VS{constructor(e,t){super(e,t),this.id=kS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class zS extends GS{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 $S extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class WS extends zS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const HS={bitcast_int_uint:new Yx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Yx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},qS={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"},jS={low:"lowp",medium:"mediump",high:"highp"},XS={swizzleAssign:!0,storageBuffer:!1},KS={perspective:"smooth",linear:"noperspective"},YS={centroid:"centroid"},QS="\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 ZS extends MN{constructor(e,t){super(e,t,new QN),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=HS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==HS[e]&&this._include(e),qS[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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?xt:Tt;2===s?n=i?St:G:3===s?n=i?Rt:At:4===s&&(n=i?Et:Se);const a={Float32Array:j,Uint8Array:ke,Uint16Array:Nt,Uint32Array:S,Int8Array:vt,Int16Array:_t,Int32Array:R,Uint8ClampedArray:ke},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=jS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=jS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${KS[s.interpolationType]||s.interpolationType} ${YS[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${KS[e.interpolationType]||e.interpolationType} ${YS[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=XS[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)}XS[e]=t}return t}isFlipY(){return!0}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 zS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new $S(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new WS(i.name,i.node,s),u.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let r=t.buffer;void 0===r&&(e.name=`NodeBuffer_${e.id}`,r=new DS(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 OS(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 JS=null,eR=null;class tR{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 JS=JS||new t,this.renderer.getDrawingBufferSize(JS)}setScissorTest(){}getClearColor(){const e=this.renderer;return eR=eR||new Dy,e.getClearColor(eR),eR.getRGB(eR),eR}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 rR,sR,iR=0;class nR{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 aR{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:iR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new nR(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 lR,dR,cR,hR=!1;class pR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===hR&&(this._init(),hR=!0)}_init(){const e=this.gl;lR={[Or]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ir]:e.MIRRORED_REPEAT},dR={[w]:e.NEAREST,[Vr]:e.NEAREST_MIPMAP_NEAREST,[nt]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[it]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},cR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[Ze]:e.LEQUAL,[$r]:e.EQUAL,[zr]:e.GEQUAL,[Gr]:e.GREATER,[kr]: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,lR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,lR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,lR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,dR[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,dR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,cR[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 gR(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 mR{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 yR={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 bR{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 _R extends tR{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 mR(this),this.capabilities=new fR(this),this.attributeUtils=new aR(this),this.textureUtils=new pR(this),this.bufferRenderer=new bR(this),this.state=new oR(this),this.utils=new uR(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.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")}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 TR(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;eyR[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=By(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 vR="point-list",NR="line-list",SR="line-strip",RR="triangle-list",AR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},ER="never",wR="less",CR="equal",MR="less-equal",BR="greater",FR="not-equal",LR="greater-equal",PR="always",DR="store",UR="load",IR="clear",OR="ccw",VR="cw",kR="none",GR="back",zR="uint16",$R="uint32",WR="r8unorm",HR="r8snorm",qR="r8uint",jR="r8sint",XR="r16uint",KR="r16sint",YR="r16float",QR="rg8unorm",ZR="rg8snorm",JR="rg8uint",eA="rg8sint",tA="r32uint",rA="r32sint",sA="r32float",iA="rg16uint",nA="rg16sint",aA="rg16float",oA="rgba8unorm",uA="rgba8unorm-srgb",lA="rgba8snorm",dA="rgba8uint",cA="rgba8sint",hA="bgra8unorm",pA="bgra8unorm-srgb",gA="rgb9e5ufloat",mA="rgb10a2unorm",fA="rg11b10ufloat",yA="rg32uint",bA="rg32sint",xA="rg32float",TA="rgba16uint",_A="rgba16sint",vA="rgba16float",NA="rgba32uint",SA="rgba32sint",RA="rgba32float",AA="depth16unorm",EA="depth24plus",wA="depth24plus-stencil8",CA="depth32float",MA="depth32float-stencil8",BA="bc1-rgba-unorm",FA="bc1-rgba-unorm-srgb",LA="bc2-rgba-unorm",PA="bc2-rgba-unorm-srgb",DA="bc3-rgba-unorm",UA="bc3-rgba-unorm-srgb",IA="bc4-r-unorm",OA="bc4-r-snorm",VA="bc5-rg-unorm",kA="bc5-rg-snorm",GA="bc6h-rgb-ufloat",zA="bc6h-rgb-float",$A="bc7-rgba-unorm",WA="bc7-rgba-unorm-srgb",HA="etc2-rgb8unorm",qA="etc2-rgb8unorm-srgb",jA="etc2-rgb8a1unorm",XA="etc2-rgb8a1unorm-srgb",KA="etc2-rgba8unorm",YA="etc2-rgba8unorm-srgb",QA="eac-r11unorm",ZA="eac-r11snorm",JA="eac-rg11unorm",eE="eac-rg11snorm",tE="astc-4x4-unorm",rE="astc-4x4-unorm-srgb",sE="astc-5x4-unorm",iE="astc-5x4-unorm-srgb",nE="astc-5x5-unorm",aE="astc-5x5-unorm-srgb",oE="astc-6x5-unorm",uE="astc-6x5-unorm-srgb",lE="astc-6x6-unorm",dE="astc-6x6-unorm-srgb",cE="astc-8x5-unorm",hE="astc-8x5-unorm-srgb",pE="astc-8x6-unorm",gE="astc-8x6-unorm-srgb",mE="astc-8x8-unorm",fE="astc-8x8-unorm-srgb",yE="astc-10x5-unorm",bE="astc-10x5-unorm-srgb",xE="astc-10x6-unorm",TE="astc-10x6-unorm-srgb",_E="astc-10x8-unorm",vE="astc-10x8-unorm-srgb",NE="astc-10x10-unorm",SE="astc-10x10-unorm-srgb",RE="astc-12x10-unorm",AE="astc-12x10-unorm-srgb",EE="astc-12x12-unorm",wE="astc-12x12-unorm-srgb",CE="clamp-to-edge",ME="repeat",BE="mirror-repeat",FE="linear",LE="nearest",PE="zero",DE="one",UE="src",IE="one-minus-src",OE="src-alpha",VE="one-minus-src-alpha",kE="dst",GE="one-minus-dst",zE="dst-alpha",$E="one-minus-dst-alpha",WE="src-alpha-saturated",HE="constant",qE="one-minus-constant",jE="add",XE="subtract",KE="reverse-subtract",YE="min",QE="max",ZE=0,JE=15,ew="keep",tw="zero",rw="replace",sw="invert",iw="increment-clamp",nw="decrement-clamp",aw="increment-wrap",ow="decrement-wrap",uw="storage",lw="read-only-storage",dw="write-only",cw="read-only",hw="read-write",pw="non-filtering",gw="comparison",mw="float",fw="unfilterable-float",yw="depth",bw="sint",xw="uint",Tw="2d",_w="3d",vw="2d",Nw="2d-array",Sw="cube",Rw="3d",Aw="all",Ew="vertex",ww="instance",Cw={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"},Mw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Bw extends VS{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 Fw extends FS{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let Lw=0;class Pw extends Fw{constructor(e,t){super("StorageBuffer_"+Lw++,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 Dw extends iy{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:FE}),this.flipYSampler=e.createSampler({minFilter:LE}),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:IR,storeOp:DR}]});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 Dw(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,Gw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,zw={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 $w extends qN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(kw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=Gw.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 Ww extends HN{parseFunction(e){return new $w(e)}}const Hw={[ri.READ_ONLY]:"read",[ri.WRITE_ONLY]:"write",[ri.READ_WRITE]:"read_write"},qw={[Or]:"repeat",[xe]:"clamp",[Ir]:"mirror"},jw={vertex:AR.VERTEX,fragment:AR.FRAGMENT,compute:AR.COMPUTE},Xw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Kw={"^^":"tsl_xor"},Yw={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"},Qw={},Zw={tsl_xor:new Yx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Yx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Yx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Yx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Yx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Yx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Yx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Yx("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 Yx("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 Yx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Yx("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 Yx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Yx("\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")},Jw={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 eC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(eC+="diagnostic( off, derivative_uniformity );\n");class tC extends MN{constructor(e,t){super(e,t,new Ww),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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${qw[e.wrapS]}S_${qw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=Qw[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Or?(s.push(Zw.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(Zw.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ir?(s.push(Zw.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",Qw[t]=r=new Yx(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 Eu(new gl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Eu(new gl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Eu(new gl("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s,i="0u"){this._include("biquadraticTexture");const n=this.generateWrapFunction(e),a=this.generateTextureDimension(e,t,i);return s&&(r=`${r} + vec2(${s}) / ${a}`),`tsl_biquadraticTexture( ${t}, ${n}( ${r} ), ${a}, 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(A.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 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)?n?`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s}, ${n} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateTextureBias(e,t,r,s,i,n,a=this.shaderStage){if("fragment"===a)return 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=Kw[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 Hw[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 WS(i.name,i.node,o,n):new zS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new $S(i.name,i.node,o,n):"texture3D"===t&&(s=new WS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(jw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Bw(`${i.name}_sampler`,i.node,o);e.setVisibility(jw[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?DS:Pw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|jw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new OS(u,o),e.setVisibility(jw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|jw[r]),-1===l.indexOf(e)&&l.push(e)),a=this.getNodeUniform(i,t);const s=a.name;e.uniforms.some(e=>e.name===s)||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=Vw(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}, ${e} )`}getType(e){return Yw[e]||e}isAvailable(e){let t=Xw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Xw[e]=t),t}_getWGSLMethod(e){return void 0!==Zw[e]&&this._include(e),Jw[e]}_include(e){const t=Zw[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${eC}\n\n// structs\n${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 rC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?wA:EA),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?vR:e.isLineSegments||e.isMesh&&!0===t.wireframe?NR:e.isLine?SR:e.isMesh?RR: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===ke)return hA;if(e===be)return vA;throw new Error("Unsupported output buffer type.")}}const sC=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&&sC.set(Float16Array,["float16"]);const iC=new Map([[at,["float16"]]]),nC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class aC{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=Aw;let o;o=t.isSampledCubeTexture?Sw:t.isSampledTexture3D?Rw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Nw:vw,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&AR.COMPUTE&&(s.access===ri.READ_WRITE||s.access===ri.WRITE_ONLY)?e.type=uw:e.type=lw),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?hw:t===ri.WRITE_ONLY?dw:cw,s.texture.isArrayTexture?e.viewDimension=Nw:s.texture.is3DTexture&&(e.viewDimension=Rw),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=yw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=bw:e===S?t.sampleType=xw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=mw:t.sampleType=fw)}s.isSampledCubeTexture?t.viewDimension=Sw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Nw:s.isSampledTexture3D&&(t.viewDimension=Rw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=gw:t.type=pw),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 lC{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===Ge&&!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={},E=e.context.depth,w=e.context.stencil;if(!0!==E&&!0!==w||(!0===E&&(A.format=N,A.depthWriteEnabled=s.depthWrite,A.depthCompare=v),!0===w&&(A.stencilFront=f,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),!0===s.polygonOffset&&(A.depthBias=s.polygonOffsetUnits,A.depthBiasSlopeScale=s.polygonOffsetFactor,A.depthBiasClamp=0),R.depthStencil=A),d.pushErrorScope("validation"),null===t)h.pipeline=d.createRenderPipeline(R),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(R)}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:jE},r={srcFactor:i,dstFactor:n,operation:jE}};if(e.premultipliedAlpha)switch(s){case Ge:i(DE,VE,DE,VE);break;case Ht:i(DE,DE,DE,DE);break;case Wt:i(PE,IE,PE,DE);break;case $t:i(kE,VE,PE,DE)}else switch(s){case Ge:i(OE,VE,DE,VE);break;case Ht:i(OE,DE,DE,DE);break;case Wt:o(`WebGPURenderer: "SubtractiveBlending" requires "${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=PE;break;case Vt:t=DE;break;case Ot:t=UE;break;case Pt:t=IE;break;case ze:t=OE;break;case $e:t=VE;break;case Ut:t=kE;break;case Lt:t=GE;break;case Dt:t=zE;break;case Ft:t=$E;break;case It:t=WE;break;case 211:t=HE;break;case 212:t=qE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=ER;break;case ts:t=PR;break;case es:t=wR;break;case Jr:t=MR;break;case Zr:t=CR;break;case Qr:t=LR;break;case Yr:t=BR;break;case Kr:t=FR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=ew;break;case ls:t=tw;break;case us:t=rw;break;case os:t=sw;break;case as:t=iw;break;case ns:t=nw;break;case is:t=aw;break;case ss:t=ow;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case We:t=jE;break;case Bt:t=XE;break;case Mt:t=KE;break;case hs:t=YE;break;case cs:t=QE;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?zR:$R);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?VR:OR,s.cullMode=r.side===B?kR:GR,s}_getColorWriteMask(e){return!0===e.colorWrite?JE:ZE}_getDepthCompare(e){let t;if(!1===e.depthTest)t=PR;else{const r=e.depthFunc;switch(r){case Jt:t=ER;break;case Zt:t=PR;break;case Qt:t=wR;break;case Yt:t=MR;break;case Kt:t=CR;break;case Xt:t=LR;break;case jt:t=BR;break;case qt:t=FR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class dC extends xR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 cC extends tR{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 rC(this),this.attributeUtils=new aC(this),this.bindingUtils=new uC(this),this.pipelineUtils=new lC(this),this.textureUtils=new Ow(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.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(Cw),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(Cw.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:UR}),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(s,i),!0===r.isBatchedMesh){const e=r._multiDrawStarts,i=r._multiDrawCounts,n=r._multiDrawCount,a=r._multiDrawInstances;null!==a&&v("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");for(let o=0;o1?0:o;!0===c?s.drawIndexed(i[o],n,e[o]/d.array.BYTES_PER_ELEMENT,0,u):s.draw(i[o],n,e[o],u),t.update(r,i[o],n)}}else if(!0===c){const{vertexCount:i,instanceCount:n,firstVertex:a}=h,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,r=e.getIndirectOffset(),i=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 _R(e)));super(new t(e),e),this.library=new gC,this.isWebGPURenderer=!0}}class fC extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class yC{constructor(e,t=En(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new eg;r.name="RenderPipeline",this._quadMesh=new jb(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 bC extends yC{constructor(e,t){v('PostProcessing: "PostProcessing" has been renamed to "RenderPipeline". Please update your code to use "THREE.RenderPipeline" instead.'),super(e,t)}}class xC 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 TC extends ax{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class _C extends Es{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 vC 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 NC 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 _C;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 vC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t} [curvature=0.1] - The amount of curvature (0 = flat, 0.5 = very curved). + * @param {Node} [coord=uv()] - The input UV coordinates. + * @return {Node} The distorted UV coordinates. + */ +export const barrelUV = Fn( ( [ curvature = float( 0.1 ), coord = uv() ] ) => { + + // Center UV coordinates (-1 to 1) + const centered = coord.sub( 0.5 ).mul( 2.0 ); + + // Calculate squared distance from center + const r2 = dot( centered, centered ); + + // Barrel distortion: push center outward (bulge effect) + const distortion = float( 1.0 ).sub( r2.mul( curvature ) ); + + // Calculate scale to compensate for edge expansion + // At corners r² = 2, so we scale by the inverse of corner distortion + const cornerDistortion = float( 1.0 ).sub( curvature.mul( 2.0 ) ); + + // Apply distortion and compensate scale to keep edges aligned + const distorted = centered.div( distortion ).mul( cornerDistortion ).mul( 0.5 ).add( 0.5 ); + + return distorted; + +} ); + +/** + * Checks if UV coordinates are inside the valid 0-1 range. + * Useful for masking areas inside the distorted screen. + * + * @tsl + * @function + * @param {Node} coord - The UV coordinates to check. + * @return {Node} 1.0 if inside bounds, 0.0 if outside. + */ +export const barrelMask = Fn( ( [ coord ] ) => { + + const outOfBounds = coord.x.lessThan( 0.0 ) + .or( coord.x.greaterThan( 1.0 ) ) + .or( coord.y.lessThan( 0.0 ) ) + .or( coord.y.greaterThan( 1.0 ) ); + + return select( outOfBounds, float( 0.0 ), float( 1.0 ) ); + +} ); + +/** + * Applies color bleeding effect to simulate horizontal color smearing. + * Simulates the analog signal bleeding in CRT displays where colors + * "leak" into adjacent pixels horizontally. + * + * @tsl + * @function + * @param {Node} color - The input texture node. + * @param {Node} [amount=0.002] - The amount of color bleeding (0-0.01). + * @return {Node} The color with bleeding effect applied. + */ +export const colorBleeding = Fn( ( [ color, amount = float( 0.002 ) ] ) => { + + const inputTexture = convertToTexture( color ); + + // Get the original color + const original = inputTexture.sample( screenUV ).rgb; + + // Sample colors from the left (simulating signal trailing) + const left1 = inputTexture.sample( screenUV.sub( vec2( amount, 0.0 ) ) ).rgb; + const left2 = inputTexture.sample( screenUV.sub( vec2( amount.mul( 2.0 ), 0.0 ) ) ).rgb; + const left3 = inputTexture.sample( screenUV.sub( vec2( amount.mul( 3.0 ), 0.0 ) ) ).rgb; + + // Red bleeds more (travels further in analog signal) + const bleedR = original.r + .add( left1.r.mul( 0.4 ) ) + .add( left2.r.mul( 0.2 ) ) + .add( left3.r.mul( 0.1 ) ); + + // Green bleeds medium + const bleedG = original.g + .add( left1.g.mul( 0.25 ) ) + .add( left2.g.mul( 0.1 ) ); + + // Blue bleeds least + const bleedB = original.b + .add( left1.b.mul( 0.15 ) ); + + // Normalize and clamp + const r = clamp( bleedR.div( 1.7 ), 0.0, 1.0 ); + const g = clamp( bleedG.div( 1.35 ), 0.0, 1.0 ); + const b = clamp( bleedB.div( 1.15 ), 0.0, 1.0 ); + + return vec3( r, g, b ); + +} ); + +/** + * Applies scanline effect to simulate CRT monitor horizontal lines with animation. + * + * @tsl + * @function + * @param {Node} color - The input color. + * @param {Node} [intensity=0.3] - The intensity of the scanlines (0-1). + * @param {Node} [count=240] - The number of scanlines (typically matches vertical resolution). + * @param {Node} [speed=0.0] - The scroll speed of scanlines (0 = static, 1 = normal CRT roll). + * @param {Node} [coord=uv()] - The UV coordinates to use for scanlines. + * @return {Node} The color with scanlines applied. + */ +export const scanlines = Fn( ( [ color, intensity = float( 0.3 ), count = float( 240.0 ), speed = float( 0.0 ), coord = uv() ] ) => { + + // Animate scanlines scrolling down (like CRT vertical sync roll) + const animatedY = coord.y.sub( time.mul( speed ) ); + + // Create scanline pattern + const scanline = sin( animatedY.mul( count ) ); + const scanlineIntensity = scanline.mul( 0.5 ).add( 0.5 ).mul( intensity ); + + // Darken alternate lines + return color.mul( float( 1.0 ).sub( scanlineIntensity ) ); + +} ); + +/** + * Applies vignette effect to darken the edges of the screen. + * + * @tsl + * @function + * @param {Node} color - The input color. + * @param {Node} [intensity=0.4] - The intensity of the vignette (0-1). + * @param {Node} [smoothness=0.5] - The smoothness of the vignette falloff. + * @param {Node} [coord=uv()] - The UV coordinates to use for vignette calculation. + * @return {Node} The color with vignette applied. + */ +export const vignette = Fn( ( [ color, intensity = float( 0.4 ), smoothness = float( 0.5 ), coord = uv() ] ) => { + + // Use circle for radial gradient (1.42 ≈ √2 covers full diagonal) + const mask = circle( float( 1.42 ), smoothness, coord ); + + // Apply vignette: center = 1, edges = (1 - intensity) + const vignetteAmount = mix( float( 1.0 ).sub( intensity ), float( 1.0 ), mask ); + + return color.mul( vignetteAmount ); + +} ); diff --git a/examples/jsm/tsl/display/RetroPassNode.js b/examples/jsm/tsl/display/RetroPassNode.js new file mode 100644 index 00000000000000..2f6a9cb10e463f --- /dev/null +++ b/examples/jsm/tsl/display/RetroPassNode.js @@ -0,0 +1,166 @@ +import { MeshBasicNodeMaterial, PassNode, UnsignedByteType, NearestFilter } from 'three/webgpu'; +import { float, vec2, vec4, Fn, uv, varying, cameraProjectionMatrix, cameraViewMatrix, positionWorld, screenSize, materialColor, replaceDefaultUV } from 'three/tsl'; + +const _affineUv = varying( vec2() ); +const _w = varying( float() ); + +const _clipSpaceRetro = Fn( () => { + + const defaultPosition = cameraProjectionMatrix + .mul( cameraViewMatrix ) + .mul( positionWorld ); + + const roundedPosition = defaultPosition.xy + .div( defaultPosition.w.mul( 2 ) ) + .mul( screenSize.xy ) + .round() + .div( screenSize.xy ) + .mul( defaultPosition.w.mul( 2 ) ); + + _affineUv.assign( uv().mul( defaultPosition.w ) ); + _w.assign( defaultPosition.w ); + + return vec4( roundedPosition.xy, defaultPosition.zw ); + +} )(); + +/** + * A post-processing pass that applies a retro PS1-style effect to the scene. + * + * This node renders the scene with classic PlayStation 1 visual characteristics: + * - **Vertex snapping**: Vertices are snapped to screen pixels, creating the iconic "wobbly" geometry + * - **Affine texture mapping**: Textures are sampled without perspective correction, resulting in distortion effects + * - **Low resolution**: Default 0.25 scale (typical 320x240 equivalent) + * - **Nearest-neighbor filtering**: Sharp pixelated textures without smoothing + * + * @augments PassNode + */ +class RetroPassNode extends PassNode { + + /** + * Creates a new RetroPassNode instance. + * + * @param {Scene} scene - The scene to render. + * @param {Camera} camera - The camera to render from. + * @param {Object} [options={}] - Additional options for the retro pass. + * @param {Node} [options.affineDistortion=null] - An optional node to apply affine distortion to UVs. + */ + constructor( scene, camera, options = {} ) { + + super( PassNode.COLOR, scene, camera ); + + const { + affineDistortion = null + } = options; + + this.setResolutionScale( .25 ); + + this.renderTarget.texture.type = UnsignedByteType; + this.renderTarget.texture.magFilter = NearestFilter; + this.renderTarget.texture.minFilter = NearestFilter; + + this.affineDistortionNode = affineDistortion; + + this._materialCache = new Map(); + + } + + /** + * Updates the retro pass before rendering. + * + * @override + * @param {Frame} frame - The current frame information. + * @returns {void} + */ + updateBefore( frame ) { + + const renderer = frame.renderer; + + const currentRenderObjectFunction = renderer.getRenderObjectFunction(); + + renderer.setRenderObjectFunction( ( object, scene, camera, geometry, material, ...params ) => { + + let retroMaterial = this._materialCache.get( material ); + + if ( retroMaterial === undefined ) { + + retroMaterial = new MeshBasicNodeMaterial(); + + retroMaterial.colorNode = material.colorNode || null; + retroMaterial.opacityNode = material.opacityNode || null; + retroMaterial.positionNode = material.positionNode || null; + retroMaterial.vertexNode = material.vertexNode || _clipSpaceRetro; + + if ( this.affineDistortionNode ) { + + retroMaterial.colorNode = replaceDefaultUV( () => { + + return this.affineDistortionNode.mix( uv(), _affineUv.div( _w ) ); + + }, retroMaterial.colorNode || materialColor ); + + } + + this._materialCache.set( material, retroMaterial ); + + } + + retroMaterial.map = material.map; + retroMaterial.color = material.color; + retroMaterial.opacity = material.opacity; + retroMaterial.transparent = material.transparent; + retroMaterial.side = material.side; + + renderer.renderObject( object, scene, camera, geometry, retroMaterial, ...params ); + + } ); + + super.updateBefore( frame ); + + renderer.setRenderObjectFunction( currentRenderObjectFunction ); + + } + + /** + * Disposes the retro pass and its internal resources. + * + * @override + * @returns {void} + */ + dispose() { + + super.dispose(); + + this._materialCache.forEach( material => material.dispose() ); + this._materialCache.clear(); + + } + +} + +export default RetroPassNode; + +/** + * Creates a new RetroPassNode instance for PS1-style rendering. + * + * The retro pass applies vertex snapping, affine texture mapping, and low-resolution + * rendering to achieve an authentic PlayStation 1 aesthetic. Combine with other + * post-processing effects like dithering, posterization, and scanlines for full retro look. + * + * ```js + * // Combined with other effects + * let pipeline = retroPass( scene, camera ); + * pipeline = bayerDither( pipeline, 32 ); + * pipeline = posterize( pipeline, 32 ); + * renderPipeline.outputNode = pipeline; + * ``` + * + * @tsl + * @function + * @param {Scene} scene - The scene to render. + * @param {Camera} camera - The camera to render from. + * @param {Object} [options={}] - Additional options for the retro pass. + * @param {Node} [options.affineDistortion=null] - An optional node to apply affine distortion to UVs. + * @return {RetroPassNode} A new RetroPassNode instance. + */ +export const retroPass = ( scene, camera, options = {} ) => new RetroPassNode( scene, camera, options ); diff --git a/examples/jsm/tsl/display/Shape.js b/examples/jsm/tsl/display/Shape.js new file mode 100644 index 00000000000000..1dc45be3ca7455 --- /dev/null +++ b/examples/jsm/tsl/display/Shape.js @@ -0,0 +1,29 @@ +import { Fn, float, length, smoothstep, uv } from 'three/tsl'; + +/** + * Returns a radial gradient from center (white) to edges (black). + * Useful for masking effects based on distance from center. + * + * @tsl + * @function + * @param {Node} [scale=1.0] - Controls the size of the gradient (0 = all black, 1 = full circle). + * @param {Node} [softness=0.5] - Controls the edge softness (0 = hard edge, 1 = soft gradient). + * @param {Node} [coord=uv()] - The input UV coordinates. + * @return {Node} 1.0 at center, 0.0 at edges. + */ +export const circle = Fn( ( [ scale = float( 1.0 ), softness = float( 0.5 ), coord = uv() ] ) => { + + // Center UV coordinates (-0.5 to 0.5) + const centered = coord.sub( 0.5 ); + + // Calculate distance from center (0 at center, ~0.707 at corners) + const dist = length( centered ).mul( 2.0 ); + + // Calculate inner and outer edges based on scale and softness + const outer = scale; + const inner = scale.sub( softness.mul( scale ) ); + + // Smoothstep for soft/hard transition + return smoothstep( outer, inner, dist ); + +} ); diff --git a/examples/jsm/tsl/math/Bayer.js b/examples/jsm/tsl/math/Bayer.js index 6ab6734942550e..5e3bd8599aef31 100644 --- a/examples/jsm/tsl/math/Bayer.js +++ b/examples/jsm/tsl/math/Bayer.js @@ -1,5 +1,5 @@ import { TextureLoader } from 'three'; -import { Fn, int, ivec2, textureLoad } from 'three/tsl'; +import { Fn, int, ivec2, textureLoad, screenUV, screenSize, mod, floor, float, vec3 } from 'three/tsl'; /** * @module Bayer @@ -32,3 +32,42 @@ export const bayer16 = Fn( ( [ uv ] ) => { return textureLoad( bayer16Texture, ivec2( uv ).mod( int( 16 ) ) ); } ); + +/** + * This TSL function applies Bayer dithering to a color input. It uses a 4x4 Bayer matrix + * pattern to add structured noise before color quantization, which helps reduce visible + * color banding when limiting color depth. + * + * @tsl + * @function + * @param {Node} color - The input color to apply dithering to. + * @param {Node} [steps=32] - The number of color steps per channel. + * @return {Node} The dithered color ready for quantization. + * + * @example + * // Apply dithering with posterize + * const ditheredColor = bayerDither( inputColor, 32 ); + * const finalColor = posterize( ditheredColor, 32 ); + */ +export const bayerDither = Fn( ( [ color, steps = float( 32.0 ) ] ) => { + + const screenPos = screenUV.mul( screenSize ); + const x = mod( floor( screenPos.x ), float( 4.0 ) ); + const y = mod( floor( screenPos.y ), float( 4.0 ) ); + + // Simplified Bayer matrix approximation + const bayer = mod( + floor( x.add( 1.0 ) ).mul( floor( y.add( 1.0 ) ) ).mul( 17.0 ), + 16.0 + ).div( 16.0 ).sub( 0.5 ); + + // Apply dither offset before quantization + const ditherOffset = bayer.div( steps ); + + return vec3( + color.r.add( ditherOffset ), + color.g.add( ditherOffset ), + color.b.add( ditherOffset ) + ); + +} ); diff --git a/examples/screenshots/webgpu_postprocessing_retro.jpg b/examples/screenshots/webgpu_postprocessing_retro.jpg new file mode 100644 index 00000000000000..1585d761881f50 Binary files /dev/null and b/examples/screenshots/webgpu_postprocessing_retro.jpg differ diff --git a/examples/webgpu_postprocessing_retro.html b/examples/webgpu_postprocessing_retro.html new file mode 100644 index 00000000000000..0b64507a806465 --- /dev/null +++ b/examples/webgpu_postprocessing_retro.html @@ -0,0 +1,320 @@ + + + + three.js webgpu - retro + + + + + + +
+ + +
+ three.jsRetro +
+ + + Retro post-processing effects, with scene based on Three.js Journey lesson.
+ Perlin noise texture from Perlin Noise Maker. + +
+ + + + + + diff --git a/src/materials/nodes/manager/NodeMaterialObserver.js b/src/materials/nodes/manager/NodeMaterialObserver.js index 0f6f0701104dcc..eb94197e935aeb 100644 --- a/src/materials/nodes/manager/NodeMaterialObserver.js +++ b/src/materials/nodes/manager/NodeMaterialObserver.js @@ -173,6 +173,7 @@ class NodeMaterialObserver { geometry: { id: geometry.id, attributes: this.getAttributesData( geometry.attributes ), + indexId: geometry.index ? geometry.index.id : null, indexVersion: geometry.index ? geometry.index.version : null, drawRange: { start: geometry.drawRange.start, count: geometry.drawRange.count } }, @@ -232,7 +233,8 @@ class NodeMaterialObserver { const attribute = attributes[ name ]; attributesData[ name ] = { - version: attribute.version + id: attribute.id, + version: attribute.version, }; } @@ -423,8 +425,9 @@ class NodeMaterialObserver { } - if ( storedAttributeData.version !== attribute.version ) { + if ( storedAttributeData.id !== attribute.id || storedAttributeData.version !== attribute.version ) { + storedAttributeData.id = attribute.id; storedAttributeData.version = attribute.version; return false; @@ -435,11 +438,14 @@ class NodeMaterialObserver { // check index const index = geometry.index; + const storedIndexId = storedGeometryData.id; const storedIndexVersion = storedGeometryData.indexVersion; + const currentIndexId = index ? index.id : null; const currentIndexVersion = index ? index.version : null; - if ( storedIndexVersion !== currentIndexVersion ) { + if ( storedIndexId !== currentIndexId || storedIndexVersion !== currentIndexVersion ) { + storedGeometryData.id = currentIndexId; storedGeometryData.indexVersion = currentIndexVersion; return false; diff --git a/src/nodes/Nodes.js b/src/nodes/Nodes.js index 25f13594a37fd2..22f4af25e0f5ed 100644 --- a/src/nodes/Nodes.js +++ b/src/nodes/Nodes.js @@ -83,7 +83,6 @@ export { default as ColorSpaceNode } from './display/ColorSpaceNode.js'; export { default as FrontFacingNode } from './display/FrontFacingNode.js'; export { default as NormalMapNode } from './display/NormalMapNode.js'; export { default as PassNode } from './display/PassNode.js'; -export { default as PosterizeNode } from './display/PosterizeNode.js'; export { default as RenderOutputNode } from './display/RenderOutputNode.js'; export { default as ScreenNode } from './display/ScreenNode.js'; export { default as ToneMappingNode } from './display/ToneMappingNode.js'; diff --git a/src/nodes/TSL.js b/src/nodes/TSL.js index 608366c26f8afc..6f47628c02449a 100644 --- a/src/nodes/TSL.js +++ b/src/nodes/TSL.js @@ -99,7 +99,6 @@ export * from './display/ColorAdjustment.js'; export * from './display/ColorSpaceNode.js'; export * from './display/FrontFacingNode.js'; export * from './display/NormalMapNode.js'; -export * from './display/PosterizeNode.js'; export * from './display/ToneMappingNode.js'; export * from './display/ScreenNode.js'; export * from './display/ViewportTextureNode.js'; diff --git a/src/nodes/display/ColorAdjustment.js b/src/nodes/display/ColorAdjustment.js index 15efe61a9cb271..62233fe3b874f7 100644 --- a/src/nodes/display/ColorAdjustment.js +++ b/src/nodes/display/ColorAdjustment.js @@ -139,3 +139,20 @@ export const cdl = /*@__PURE__*/ Fn( ( [ return vec4( v.rgb, color.a ); } ); + +/** + * TSL function for creating a posterize effect which reduces the number of colors + * in an image, resulting in a more blocky and stylized appearance. + * + * @tsl + * @function + * @param {Node} sourceNode - The input color. + * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. + * @returns {Node} The posterized color. + */ +export const posterize = Fn( ( [ source, steps ] ) => { + + return source.mul( steps ).floor().div( steps ); + +} ); + diff --git a/src/nodes/display/PosterizeNode.js b/src/nodes/display/PosterizeNode.js deleted file mode 100644 index d31767c6fb2376..00000000000000 --- a/src/nodes/display/PosterizeNode.js +++ /dev/null @@ -1,65 +0,0 @@ -import TempNode from '../core/TempNode.js'; -import { nodeProxy } from '../tsl/TSLBase.js'; - -/** - * Represents a posterize effect which reduces the number of colors - * in an image, resulting in a more blocky and stylized appearance. - * - * @augments TempNode - */ -class PosterizeNode extends TempNode { - - static get type() { - - return 'PosterizeNode'; - - } - - /** - * Constructs a new posterize node. - * - * @param {Node} sourceNode - The input color. - * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - */ - constructor( sourceNode, stepsNode ) { - - super(); - - /** - * The input color. - * - * @type {Node} - */ - this.sourceNode = sourceNode; - - /** - * Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - * - * @type {Node} - */ - this.stepsNode = stepsNode; - - } - - setup() { - - const { sourceNode, stepsNode } = this; - - return sourceNode.mul( stepsNode ).floor().div( stepsNode ); - - } - -} - -export default PosterizeNode; - -/** - * TSL function for creating a posterize node. - * - * @tsl - * @function - * @param {Node} sourceNode - The input color. - * @param {Node} stepsNode - Controls the intensity of the posterization effect. A lower number results in a more blocky appearance. - * @returns {PosterizeNode} - */ -export const posterize = /*@__PURE__*/ nodeProxy( PosterizeNode ).setParameterLength( 2 ); diff --git a/src/nodes/utils/RTTNode.js b/src/nodes/utils/RTTNode.js index 770761c3c2264f..04fb859d35643b 100644 --- a/src/nodes/utils/RTTNode.js +++ b/src/nodes/utils/RTTNode.js @@ -266,7 +266,7 @@ export default RTTNode; * @param {Object} [options={type:HalfFloatType}] - The options for the internal render target. * @returns {RTTNode} */ -export const rtt = ( node, ...params ) => nodeObject( new RTTNode( nodeObject( node ), ...params ) ); +export const rtt = ( node, ...params ) => new RTTNode( nodeObject( node ), ...params ); /** * TSL function for converting nodes to textures nodes. diff --git a/src/nodes/utils/UVUtils.js b/src/nodes/utils/UVUtils.js index fd270daabd2cf4..274fde8aabe414 100644 --- a/src/nodes/utils/UVUtils.js +++ b/src/nodes/utils/UVUtils.js @@ -16,14 +16,16 @@ import { context } from '../core/ContextNode.js'; * * @tsl * @function - * @param {function(Node):Node} callback - A callback that receives the texture node + * @param {function(Node):Node|Node} callback - A callback that receives the texture node * and must return the new uv coordinates. * @param {Node} [node=null] - An optional node to which the context will be applied. * @return {ContextNode} A context node that replaces the default UV coordinates. */ export function replaceDefaultUV( callback, node = null ) { - return context( node, { getUV: callback } ); + const getUV = typeof callback === 'function' ? callback : () => callback; + + return context( node, { getUV } ); }