From 1490dbfe408dcbb27fb937c11fd51c3fee5ff8a4 Mon Sep 17 00:00:00 2001 From: "renovate[bot]" <29139614+renovate[bot]@users.noreply.github.com> Date: Mon, 5 Jan 2026 09:27:25 +0900 Subject: [PATCH 1/6] Update dependency selfsigned to v5 (#32667) Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com> --- package-lock.json | 300 +++++++++++++++++++++++++++++++++++++++++----- package.json | 2 +- 2 files changed, 273 insertions(+), 29 deletions(-) diff --git a/package-lock.json b/package-lock.json index 165d21277b5e11..2a3a8b29ce28f1 100644 --- a/package-lock.json +++ b/package-lock.json @@ -25,7 +25,7 @@ "puppeteer": "^24.25.0", "qunit": "^2.19.4", "rollup": "^4.6.0", - "selfsigned": "^2.4.1" + "selfsigned": "^5.0.0" } }, "node_modules/@babel/code-frame": { @@ -399,6 +399,178 @@ "dev": true, "license": "CC0-1.0" }, + "node_modules/@noble/hashes": { + "version": "1.4.0", + "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.4.0.tgz", + "integrity": 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} }, - "node_modules/@types/node-forge": { - "version": "1.3.14", - "resolved": "https://registry.npmjs.org/@types/node-forge/-/node-forge-1.3.14.tgz", - "integrity": "sha512-mhVF2BnD4BO+jtOp7z1CdzaK4mbuK0LLQYAvdOLqHTavxFNq4zA1EmYkpnFjP8HOUzedfQkRnp0E2ulSAYSzAw==", - "dev": true, - "license": "MIT", - "dependencies": { - "@types/node": "*" - } - }, "node_modules/@types/resolve": { "version": "1.20.2", "resolved": "https://registry.npmjs.org/@types/resolve/-/resolve-1.20.2.tgz", @@ -1006,6 +1169,21 @@ "dev": true, "license": "Python-2.0" }, + "node_modules/asn1js": { + "version": "3.0.7", + "resolved": "https://registry.npmjs.org/asn1js/-/asn1js-3.0.7.tgz", + "integrity": "sha512-uLvq6KJu04qoQM6gvBfKFjlh6Gl0vOKQuR5cJMDHQkmwfMOQeN3F3SHCv9SNYSL+CRoHvOGFfllDlVz03GQjvQ==", + "dev": true, + "license": "BSD-3-Clause", + "dependencies": { + "pvtsutils": "^1.3.6", + "pvutils": "^1.1.3", + "tslib": "^2.8.1" + }, + "engines": { + "node": ">=12.0.0" + } + }, "node_modules/ast-metadata-inferer": { "version": "0.8.1", "resolved": "https://registry.npmjs.org/ast-metadata-inferer/-/ast-metadata-inferer-0.8.1.tgz", @@ -1238,6 +1416,16 @@ "dev": true, "license": "MIT" }, + "node_modules/bytestreamjs": { + "version": "2.0.1", + "resolved": "https://registry.npmjs.org/bytestreamjs/-/bytestreamjs-2.0.1.tgz", + "integrity": "sha512-U1Z/ob71V/bXfVABvNr/Kumf5VyeQRBEm6Txb0PQ6S7V5GpBM3w4Cbqz/xPDicR5tN0uvDifng8C+5qECeGwyQ==", + "dev": true, + "license": "BSD-3-Clause", + "engines": { + "node": ">=6.0.0" + } + }, "node_modules/callsites": { "version": "3.1.0", "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz", @@ -2700,16 +2888,6 @@ "node": ">= 0.4.0" } }, - "node_modules/node-forge": { - "version": "1.3.3", - "resolved": "https://registry.npmjs.org/node-forge/-/node-forge-1.3.3.tgz", - "integrity": "sha512-rLvcdSyRCyouf6jcOIPe/BgwG/d7hKjzMKOas33/pHEr6gbq18IK9zV7DiPvzsz0oBJPme6qr6H6kGZuI9/DZg==", - "dev": true, - "license": "(BSD-3-Clause OR GPL-2.0)", - "engines": { - "node": ">= 6.13.0" - } - }, "node_modules/node-releases": { "version": "2.0.27", "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-2.0.27.tgz", @@ -2931,6 +3109,24 @@ "url": "https://github.com/sponsors/jonschlinkert" } }, + "node_modules/pkijs": { + "version": "3.3.3", + "resolved": "https://registry.npmjs.org/pkijs/-/pkijs-3.3.3.tgz", + "integrity": "sha512-+KD8hJtqQMYoTuL1bbGOqxb4z+nZkTAwVdNtWwe8Tc2xNbEmdJYIYoc6Qt0uF55e6YW6KuTHw1DjQ18gMhzepw==", + "dev": true, + "license": "BSD-3-Clause", + "dependencies": { + "@noble/hashes": "1.4.0", + "asn1js": "^3.0.6", + "bytestreamjs": "^2.0.1", + "pvtsutils": "^1.3.6", + "pvutils": "^1.1.3", + "tslib": "^2.8.1" + }, + "engines": { + "node": ">=16.0.0" + } + }, "node_modules/pngjs": { "version": "7.0.0", "resolved": "https://registry.npmjs.org/pngjs/-/pngjs-7.0.0.tgz", @@ -3060,6 +3256,26 @@ "node": ">=18" } }, + "node_modules/pvtsutils": { + "version": "1.3.6", + "resolved": "https://registry.npmjs.org/pvtsutils/-/pvtsutils-1.3.6.tgz", + "integrity": "sha512-PLgQXQ6H2FWCaeRak8vvk1GW462lMxB5s3Jm673N82zI4vqtVUPuZdffdZbPDFRoU8kAhItWFtPCWiPpp4/EDg==", + "dev": true, + "license": "MIT", + "dependencies": { + "tslib": "^2.8.1" + } + }, + "node_modules/pvutils": { + "version": "1.1.5", + "resolved": "https://registry.npmjs.org/pvutils/-/pvutils-1.1.5.tgz", + "integrity": "sha512-KTqnxsgGiQ6ZAzZCVlJH5eOjSnvlyEgx1m8bkRJfOhmGRqfo5KLvmAlACQkrjEtOQ4B7wF9TdSLIs9O90MX9xA==", + "dev": true, + "license": "MIT", + "engines": { + "node": ">=16.0.0" + } + }, "node_modules/qunit": { "version": "2.25.0", "resolved": "https://registry.npmjs.org/qunit/-/qunit-2.25.0.tgz", @@ -3088,6 +3304,13 @@ "safe-buffer": "^5.1.0" } }, + "node_modules/reflect-metadata": { + "version": "0.2.2", + "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.2.2.tgz", + "integrity": 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} }, "node_modules/semver": { @@ -3547,6 +3770,26 @@ "dev": true, "license": "0BSD" }, + "node_modules/tsyringe": { + "version": "4.10.0", + "resolved": "https://registry.npmjs.org/tsyringe/-/tsyringe-4.10.0.tgz", + "integrity": "sha512-axr3IdNuVIxnaK5XGEUFTu3YmAQ6lllgrvqfEoR16g/HGnYY/6We4oWENtAnzK6/LpJ2ur9PAb80RBt7/U4ugw==", + "dev": true, + "license": "MIT", + "dependencies": { + "tslib": "^1.9.3" + }, + "engines": { + "node": ">= 6.0.0" + } + }, + "node_modules/tsyringe/node_modules/tslib": { + "version": "1.14.1", + "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.14.1.tgz", + "integrity": "sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==", + "dev": true, + "license": "0BSD" + }, "node_modules/type-check": { "version": "0.4.0", "resolved": "https://registry.npmjs.org/type-check/-/type-check-0.4.0.tgz", @@ -3586,7 +3829,8 @@ "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.16.0.tgz", "integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==", "dev": true, - "license": "MIT" + "license": "MIT", + "optional": true }, "node_modules/update-browserslist-db": { "version": "1.2.3", diff --git a/package.json b/package.json index 82dd74fcd0b15d..637c7175774239 100644 --- a/package.json +++ b/package.json @@ -109,7 +109,7 @@ "puppeteer": "^24.25.0", "qunit": "^2.19.4", "rollup": "^4.6.0", - "selfsigned": "^2.4.1" + "selfsigned": "^5.0.0" }, "jspm": { "files": [ From 0ab4cdeea2f8dab2afb9bc8acbe38d25ca25a428 Mon Sep 17 00:00:00 2001 From: "Mr.doob" Date: Mon, 5 Jan 2026 09:33:34 +0900 Subject: [PATCH 2/6] Updated package-lock.json --- package-lock.json | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/package-lock.json b/package-lock.json index 2a3a8b29ce28f1..61e31a5334eacb 100644 --- a/package-lock.json +++ b/package-lock.json @@ -1019,7 +1019,6 @@ "integrity": "sha512-promo4eFwuiW+TfGxhi+0x3czqTYJkG8qB17ZUJiVF10Xm7NLVRSLUsfRTU/6h1e24VvRnXCx+hG7li58lkzog==", "dev": true, "license": "MIT", - "peer": true, "dependencies": { "@types/linkify-it": "^5", "@types/mdurl": "^2" @@ -1081,7 +1080,6 @@ "integrity": "sha512-NZyJarBfL7nWwIq+FDL6Zp/yHEhePMNnnJ0y3qfieCrmNvYct8uvtiV41UvlSe6apAfk0fY1FbWx+NwfmpvtTg==", "dev": true, "license": "MIT", - "peer": true, "bin": { "acorn": "bin/acorn" }, @@ -1384,7 +1382,6 @@ } ], "license": "MIT", - "peer": true, "dependencies": { "baseline-browser-mapping": "^2.9.0", "caniuse-lite": "^1.0.30001759", @@ -1670,8 +1667,7 @@ "resolved": "https://registry.npmjs.org/devtools-protocol/-/devtools-protocol-0.0.1534754.tgz", "integrity": "sha512-26T91cV5dbOYnXdJi5qQHoTtUoNEqwkHcAyu/IKtjIAxiEqPMrDiRkDOPWVsGfNZGmlQVHQbZRSjD8sxagWVsQ==", "dev": true, - "license": "BSD-3-Clause", - "peer": true + "license": "BSD-3-Clause" }, "node_modules/dom-serializer": { "version": "2.0.0", @@ -1853,7 +1849,6 @@ "integrity": "sha512-LEyamqS7W5HB3ujJyvi0HQK/dtVINZvd5mAAp9eT5S/ujByGjiZLCzPcHVzuXbpJDJF/cxwHlfceVUDZ2lnSTw==", "dev": true, "license": "MIT", - "peer": true, "dependencies": { "@eslint-community/eslint-utils": "^4.8.0", "@eslint-community/regexpp": "^4.12.1", @@ -3381,7 +3376,6 @@ "integrity": "sha512-3nk8Y3a9Ea8szgKhinMlGMhGMw89mqule3KWczxhIzqudyHdCIOHw8WJlj/r329fACjKLEh13ZSk7oE22kyeIw==", "dev": true, "license": "MIT", - "peer": true, "dependencies": { "@types/estree": "1.0.8" }, From 5b5594a161c3c41f6e1fc9aa58e96949bbc5c2d8 Mon Sep 17 00:00:00 2001 From: "Mr.doob" Date: Mon, 5 Jan 2026 09:35:05 +0900 Subject: [PATCH 3/6] Update utils/server.js to selfsigned 5.0.0. --- utils/server.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/utils/server.js b/utils/server.js index e3ce113d345ef1..9e50b7a3f2b679 100644 --- a/utils/server.js +++ b/utils/server.js @@ -235,7 +235,7 @@ async function getCertificate() { } const attrs = [ { name: 'commonName', value: 'localhost' } ]; - const pems = selfsigned.generate( attrs, { + const pems = await selfsigned.generate( attrs, { algorithm: 'sha256', days: 30, keySize: 2048, From 0b8d5fabe7602dcf46e8ff2b3bf928d9866dbdc4 Mon Sep 17 00:00:00 2001 From: "Mr.doob" Date: Mon, 5 Jan 2026 09:36:26 +0900 Subject: [PATCH 4/6] Updated builds. --- build/three.tsl.js | 3 ++- build/three.tsl.min.js | 2 +- build/three.webgpu.js | 28 ++++++++++++++++++++++++---- build/three.webgpu.min.js | 2 +- build/three.webgpu.nodes.js | 28 ++++++++++++++++++++++++---- build/three.webgpu.nodes.min.js | 2 +- 6 files changed, 53 insertions(+), 12 deletions(-) diff --git a/build/three.tsl.js b/build/three.tsl.js index c36b464fe5369d..370cf24cb97418 100644 --- a/build/three.tsl.js +++ b/build/three.tsl.js @@ -182,6 +182,7 @@ const equal = TSL.equal; const equirectUV = TSL.equirectUV; const exp = TSL.exp; const exp2 = TSL.exp2; +const exponentialHeightFogFactor = TSL.exponentialHeightFogFactor; const expression = TSL.expression; const faceDirection = TSL.faceDirection; const faceForward = TSL.faceForward; @@ -645,4 +646,4 @@ for ( const key of Object.keys( THREE.TSL ) ) { log( code ); //*/ -export { BRDF_GGX, BRDF_Lambert, BasicPointShadowFilter, BasicShadowFilter, Break, Const, Continue, DFGLUT, D_GGX, Discard, EPSILON, F_Schlick, Fn, HALF_PI, INFINITY, If, Loop, NodeAccess, NodeShaderStage, NodeType, NodeUpdateType, OnBeforeMaterialUpdate, OnBeforeObjectUpdate, OnMaterialUpdate, OnObjectUpdate, PCFShadowFilter, PCFSoftShadowFilter, PI, PI2, PointShadowFilter, Return, Schlick_to_F0, ScriptableNodeResources, ShaderNode, Stack, Switch, TBNViewMatrix, TWO_PI, VSMShadowFilter, V_GGX_SmithCorrelated, Var, VarIntent, abs, acesFilmicToneMapping, acos, add, addMethodChaining, addNodeElement, agxToneMapping, all, alphaT, and, anisotropy, anisotropyB, anisotropyT, any, append, array, arrayBuffer, asin, assign, atan, atomicAdd, atomicAnd, atomicFunc, atomicLoad, atomicMax, atomicMin, atomicOr, atomicStore, atomicSub, atomicXor, attenuationColor, attenuationDistance, attribute, attributeArray, backgroundBlurriness, backgroundIntensity, backgroundRotation, batch, bentNormalView, billboarding, bitAnd, bitNot, bitOr, bitXor, bitangentGeometry, bitangentLocal, bitangentView, bitangentWorld, bitcast, blendBurn, blendColor, blendDodge, blendOverlay, blendScreen, blur, bool, buffer, bufferAttribute, builtin, builtinAOContext, builtinShadowContext, bumpMap, bvec2, bvec3, bvec4, bypass, cache, call, cameraFar, cameraIndex, cameraNear, cameraNormalMatrix, cameraPosition, cameraProjectionMatrix, cameraProjectionMatrixInverse, cameraViewMatrix, cameraViewport, cameraWorldMatrix, cbrt, cdl, ceil, checker, cineonToneMapping, clamp, clearcoat, clearcoatNormalView, clearcoatRoughness, clipSpace, code, color, colorSpaceToWorking, colorToDirection, compute, computeKernel, computeSkinning, context, convert, convertColorSpace, convertToTexture, cos, countLeadingZeros, countOneBits, countTrailingZeros, cross, cubeTexture, cubeTextureBase, dFdx, dFdy, dashSize, debug, decrement, decrementBefore, defaultBuildStages, defaultShaderStages, defined, degrees, deltaTime, densityFog, densityFogFactor, depth, depthPass, determinant, difference, diffuseColor, directPointLight, directionToColor, directionToFaceDirection, dispersion, distance, div, dot, drawIndex, dynamicBufferAttribute, element, emissive, equal, equirectUV, exp, exp2, expression, faceDirection, faceForward, faceforward, float, floatBitsToInt, floatBitsToUint, floor, fog, fract, frameGroup, frameId, frontFacing, fwidth, gain, gapSize, getConstNodeType, getCurrentStack, getDirection, getDistanceAttenuation, getGeometryRoughness, getNormalFromDepth, getParallaxCorrectNormal, getRoughness, getScreenPosition, getShIrradianceAt, getShadowMaterial, getShadowRenderObjectFunction, getTextureIndex, getViewPosition, globalId, glsl, glslFn, grayscale, greaterThan, greaterThanEqual, hash, highpModelNormalViewMatrix, highpModelViewMatrix, hue, increment, incrementBefore, instance, instanceIndex, instancedArray, instancedBufferAttribute, instancedDynamicBufferAttribute, instancedMesh, int, intBitsToFloat, interleavedGradientNoise, inverse, inverseSqrt, inversesqrt, invocationLocalIndex, invocationSubgroupIndex, ior, iridescence, iridescenceIOR, iridescenceThickness, ivec2, ivec3, ivec4, js, label, length, lengthSq, lessThan, lessThanEqual, lightPosition, lightProjectionUV, lightShadowMatrix, lightTargetDirection, lightTargetPosition, lightViewPosition, lightingContext, lights, linearDepth, linearToneMapping, localId, log, log2, logarithmicDepthToViewZ, luminance, mat2, mat3, mat4, matcapUV, materialAO, materialAlphaTest, materialAnisotropy, materialAnisotropyVector, materialAttenuationColor, materialAttenuationDistance, materialClearcoat, materialClearcoatNormal, materialClearcoatRoughness, materialColor, materialDispersion, materialEmissive, materialEnvIntensity, materialEnvRotation, materialIOR, materialIridescence, materialIridescenceIOR, materialIridescenceThickness, materialLightMap, materialLineDashOffset, materialLineDashSize, materialLineGapSize, materialLineScale, materialLineWidth, materialMetalness, materialNormal, materialOpacity, materialPointSize, materialReference, materialReflectivity, materialRefractionRatio, materialRotation, materialRoughness, materialSheen, materialSheenRoughness, materialShininess, materialSpecular, materialSpecularColor, materialSpecularIntensity, materialSpecularStrength, materialThickness, materialTransmission, max, maxMipLevel, mediumpModelViewMatrix, metalness, min, mix, mixElement, mod, modInt, modelDirection, modelNormalMatrix, modelPosition, modelRadius, modelScale, modelViewMatrix, modelViewPosition, modelViewProjection, modelWorldMatrix, modelWorldMatrixInverse, morphReference, mrt, mul, mx_aastep, mx_add, mx_atan2, mx_cell_noise_float, mx_contrast, mx_divide, mx_fractal_noise_float, mx_fractal_noise_vec2, mx_fractal_noise_vec3, mx_fractal_noise_vec4, mx_frame, mx_heighttonormal, mx_hsvtorgb, mx_ifequal, mx_ifgreater, mx_ifgreatereq, mx_invert, mx_modulo, mx_multiply, mx_noise_float, mx_noise_vec3, mx_noise_vec4, mx_place2d, mx_power, mx_ramp4, mx_ramplr, mx_ramptb, mx_rgbtohsv, mx_rotate2d, mx_rotate3d, mx_safepower, mx_separate, mx_splitlr, mx_splittb, mx_srgb_texture_to_lin_rec709, mx_subtract, mx_timer, mx_transform_uv, mx_unifiednoise2d, mx_unifiednoise3d, mx_worley_noise_float, mx_worley_noise_vec2, mx_worley_noise_vec3, negate, neutralToneMapping, nodeArray, nodeImmutable, nodeObject, nodeObjectIntent, nodeObjects, nodeProxy, nodeProxyIntent, normalFlat, normalGeometry, normalLocal, normalMap, normalView, normalViewGeometry, normalWorld, normalWorldGeometry, normalize, not, notEqual, numWorkgroups, objectDirection, objectGroup, objectPosition, objectRadius, objectScale, objectViewPosition, objectWorldMatrix, oneMinus, or, orthographicDepthToViewZ, oscSawtooth, oscSine, oscSquare, oscTriangle, output, outputStruct, overloadingFn, packHalf2x16, packSnorm2x16, packUnorm2x16, parabola, parallaxDirection, parallaxUV, parameter, pass, passTexture, pcurve, perspectiveDepthToViewZ, pmremTexture, pointShadow, pointUV, pointWidth, positionGeometry, positionLocal, positionPrevious, positionView, positionViewDirection, positionWorld, positionWorldDirection, posterize, pow, pow2, pow3, pow4, premultiplyAlpha, property, radians, rand, range, rangeFog, rangeFogFactor, reciprocal, reference, referenceBuffer, reflect, reflectVector, reflectView, reflector, refract, refractVector, refractView, reinhardToneMapping, remap, remapClamp, renderGroup, renderOutput, rendererReference, replaceDefaultUV, rotate, rotateUV, roughness, round, rtt, sRGBTransferEOTF, sRGBTransferOETF, sample, sampler, samplerComparison, saturate, saturation, screen, screenCoordinate, screenDPR, screenSize, screenUV, scriptable, scriptableValue, select, setCurrentStack, setName, shaderStages, shadow, shadowPositionWorld, shapeCircle, sharedUniformGroup, sheen, sheenRoughness, shiftLeft, shiftRight, shininess, sign, sin, sinc, skinning, smoothstep, smoothstepElement, specularColor, specularF90, spherizeUV, split, spritesheetUV, sqrt, stack, step, stepElement, storage, storageBarrier, storageTexture, string, struct, sub, subBuild, subgroupAdd, subgroupAll, subgroupAnd, subgroupAny, subgroupBallot, subgroupBroadcast, subgroupBroadcastFirst, subgroupElect, subgroupExclusiveAdd, subgroupExclusiveMul, subgroupInclusiveAdd, subgroupInclusiveMul, subgroupIndex, subgroupMax, subgroupMin, subgroupMul, subgroupOr, subgroupShuffle, subgroupShuffleDown, subgroupShuffleUp, subgroupShuffleXor, subgroupSize, subgroupXor, tan, tangentGeometry, tangentLocal, tangentView, tangentWorld, texture, texture3D, textureBarrier, textureBicubic, textureBicubicLevel, textureCubeUV, textureLevel, textureLoad, textureSize, textureStore, thickness, time, toneMapping, toneMappingExposure, toonOutlinePass, transformDirection, transformNormal, transformNormalToView, transformedClearcoatNormalView, transformedNormalView, transformedNormalWorld, transmission, transpose, triNoise3D, triplanarTexture, triplanarTextures, trunc, uint, uintBitsToFloat, uniform, uniformArray, uniformCubeTexture, uniformFlow, uniformGroup, uniformTexture, unpackHalf2x16, unpackSnorm2x16, unpackUnorm2x16, unpremultiplyAlpha, userData, uv, uvec2, uvec3, uvec4, varying, varyingProperty, vec2, vec3, vec4, vectorComponents, velocity, vertexColor, vertexIndex, vertexStage, vibrance, viewZToLogarithmicDepth, viewZToOrthographicDepth, viewZToPerspectiveDepth, viewport, viewportCoordinate, viewportDepthTexture, viewportLinearDepth, viewportMipTexture, viewportOpaqueMipTexture, viewportResolution, viewportSafeUV, viewportSharedTexture, viewportSize, viewportTexture, viewportUV, vogelDiskSample, wgsl, wgslFn, workgroupArray, workgroupBarrier, workgroupId, workingToColorSpace, xor }; +export { BRDF_GGX, BRDF_Lambert, BasicPointShadowFilter, BasicShadowFilter, Break, Const, Continue, DFGLUT, D_GGX, Discard, EPSILON, F_Schlick, Fn, HALF_PI, INFINITY, If, Loop, NodeAccess, NodeShaderStage, NodeType, NodeUpdateType, OnBeforeMaterialUpdate, OnBeforeObjectUpdate, OnMaterialUpdate, OnObjectUpdate, PCFShadowFilter, PCFSoftShadowFilter, PI, PI2, PointShadowFilter, Return, Schlick_to_F0, ScriptableNodeResources, ShaderNode, Stack, Switch, TBNViewMatrix, TWO_PI, VSMShadowFilter, V_GGX_SmithCorrelated, Var, VarIntent, abs, acesFilmicToneMapping, acos, add, addMethodChaining, addNodeElement, agxToneMapping, all, alphaT, and, anisotropy, anisotropyB, anisotropyT, any, append, array, arrayBuffer, asin, assign, atan, atomicAdd, atomicAnd, atomicFunc, atomicLoad, atomicMax, atomicMin, atomicOr, atomicStore, atomicSub, atomicXor, attenuationColor, attenuationDistance, attribute, attributeArray, backgroundBlurriness, backgroundIntensity, backgroundRotation, batch, bentNormalView, billboarding, bitAnd, bitNot, bitOr, bitXor, bitangentGeometry, bitangentLocal, bitangentView, bitangentWorld, bitcast, blendBurn, blendColor, blendDodge, blendOverlay, blendScreen, blur, bool, buffer, bufferAttribute, builtin, builtinAOContext, builtinShadowContext, bumpMap, bvec2, bvec3, bvec4, bypass, cache, call, cameraFar, cameraIndex, cameraNear, cameraNormalMatrix, cameraPosition, cameraProjectionMatrix, cameraProjectionMatrixInverse, cameraViewMatrix, cameraViewport, cameraWorldMatrix, cbrt, cdl, ceil, checker, cineonToneMapping, clamp, clearcoat, clearcoatNormalView, clearcoatRoughness, clipSpace, code, color, colorSpaceToWorking, colorToDirection, compute, computeKernel, computeSkinning, context, convert, convertColorSpace, convertToTexture, cos, countLeadingZeros, countOneBits, countTrailingZeros, cross, cubeTexture, cubeTextureBase, dFdx, dFdy, dashSize, debug, decrement, decrementBefore, defaultBuildStages, defaultShaderStages, defined, degrees, deltaTime, densityFog, densityFogFactor, depth, depthPass, determinant, difference, diffuseColor, directPointLight, directionToColor, directionToFaceDirection, dispersion, distance, div, dot, drawIndex, dynamicBufferAttribute, element, emissive, equal, equirectUV, exp, exp2, exponentialHeightFogFactor, expression, faceDirection, faceForward, faceforward, float, floatBitsToInt, floatBitsToUint, floor, fog, fract, frameGroup, frameId, frontFacing, fwidth, gain, gapSize, getConstNodeType, getCurrentStack, getDirection, getDistanceAttenuation, getGeometryRoughness, getNormalFromDepth, getParallaxCorrectNormal, getRoughness, getScreenPosition, getShIrradianceAt, getShadowMaterial, getShadowRenderObjectFunction, getTextureIndex, getViewPosition, globalId, glsl, glslFn, grayscale, greaterThan, greaterThanEqual, hash, highpModelNormalViewMatrix, highpModelViewMatrix, hue, increment, incrementBefore, instance, instanceIndex, instancedArray, instancedBufferAttribute, instancedDynamicBufferAttribute, instancedMesh, int, intBitsToFloat, interleavedGradientNoise, inverse, inverseSqrt, inversesqrt, invocationLocalIndex, invocationSubgroupIndex, ior, iridescence, iridescenceIOR, iridescenceThickness, ivec2, ivec3, ivec4, js, label, length, lengthSq, lessThan, lessThanEqual, lightPosition, lightProjectionUV, lightShadowMatrix, lightTargetDirection, lightTargetPosition, lightViewPosition, lightingContext, lights, linearDepth, linearToneMapping, localId, log, log2, logarithmicDepthToViewZ, luminance, mat2, mat3, mat4, matcapUV, materialAO, materialAlphaTest, materialAnisotropy, materialAnisotropyVector, materialAttenuationColor, materialAttenuationDistance, materialClearcoat, materialClearcoatNormal, materialClearcoatRoughness, materialColor, materialDispersion, materialEmissive, materialEnvIntensity, materialEnvRotation, materialIOR, materialIridescence, materialIridescenceIOR, materialIridescenceThickness, materialLightMap, materialLineDashOffset, materialLineDashSize, materialLineGapSize, materialLineScale, materialLineWidth, materialMetalness, materialNormal, materialOpacity, materialPointSize, materialReference, materialReflectivity, materialRefractionRatio, materialRotation, materialRoughness, materialSheen, materialSheenRoughness, materialShininess, materialSpecular, materialSpecularColor, materialSpecularIntensity, materialSpecularStrength, materialThickness, materialTransmission, max, maxMipLevel, mediumpModelViewMatrix, metalness, min, mix, mixElement, mod, modInt, modelDirection, modelNormalMatrix, modelPosition, modelRadius, modelScale, modelViewMatrix, modelViewPosition, modelViewProjection, modelWorldMatrix, modelWorldMatrixInverse, morphReference, mrt, mul, mx_aastep, mx_add, mx_atan2, mx_cell_noise_float, mx_contrast, mx_divide, mx_fractal_noise_float, mx_fractal_noise_vec2, mx_fractal_noise_vec3, mx_fractal_noise_vec4, mx_frame, mx_heighttonormal, mx_hsvtorgb, mx_ifequal, mx_ifgreater, mx_ifgreatereq, mx_invert, mx_modulo, mx_multiply, mx_noise_float, mx_noise_vec3, mx_noise_vec4, mx_place2d, mx_power, mx_ramp4, mx_ramplr, mx_ramptb, mx_rgbtohsv, mx_rotate2d, mx_rotate3d, mx_safepower, mx_separate, mx_splitlr, mx_splittb, mx_srgb_texture_to_lin_rec709, mx_subtract, mx_timer, mx_transform_uv, mx_unifiednoise2d, mx_unifiednoise3d, mx_worley_noise_float, mx_worley_noise_vec2, mx_worley_noise_vec3, negate, neutralToneMapping, nodeArray, nodeImmutable, nodeObject, nodeObjectIntent, nodeObjects, nodeProxy, nodeProxyIntent, normalFlat, normalGeometry, normalLocal, normalMap, normalView, normalViewGeometry, normalWorld, normalWorldGeometry, normalize, not, notEqual, numWorkgroups, objectDirection, objectGroup, objectPosition, objectRadius, objectScale, objectViewPosition, objectWorldMatrix, oneMinus, or, orthographicDepthToViewZ, oscSawtooth, oscSine, oscSquare, oscTriangle, output, outputStruct, overloadingFn, packHalf2x16, packSnorm2x16, packUnorm2x16, parabola, parallaxDirection, parallaxUV, parameter, pass, passTexture, pcurve, perspectiveDepthToViewZ, pmremTexture, pointShadow, pointUV, pointWidth, positionGeometry, positionLocal, positionPrevious, positionView, positionViewDirection, positionWorld, positionWorldDirection, posterize, pow, pow2, pow3, pow4, premultiplyAlpha, property, radians, rand, range, rangeFog, rangeFogFactor, reciprocal, reference, referenceBuffer, reflect, reflectVector, reflectView, reflector, refract, refractVector, refractView, reinhardToneMapping, remap, remapClamp, renderGroup, renderOutput, rendererReference, replaceDefaultUV, rotate, rotateUV, roughness, round, rtt, sRGBTransferEOTF, sRGBTransferOETF, sample, sampler, samplerComparison, saturate, saturation, screen, screenCoordinate, screenDPR, screenSize, screenUV, scriptable, scriptableValue, select, setCurrentStack, setName, shaderStages, shadow, shadowPositionWorld, shapeCircle, sharedUniformGroup, sheen, sheenRoughness, shiftLeft, shiftRight, shininess, sign, sin, sinc, skinning, smoothstep, smoothstepElement, specularColor, specularF90, spherizeUV, split, spritesheetUV, sqrt, stack, step, stepElement, storage, storageBarrier, storageTexture, string, struct, sub, subBuild, subgroupAdd, subgroupAll, subgroupAnd, subgroupAny, subgroupBallot, subgroupBroadcast, subgroupBroadcastFirst, subgroupElect, subgroupExclusiveAdd, subgroupExclusiveMul, subgroupInclusiveAdd, subgroupInclusiveMul, subgroupIndex, subgroupMax, subgroupMin, subgroupMul, subgroupOr, subgroupShuffle, subgroupShuffleDown, subgroupShuffleUp, subgroupShuffleXor, subgroupSize, subgroupXor, tan, tangentGeometry, tangentLocal, tangentView, tangentWorld, texture, texture3D, textureBarrier, textureBicubic, textureBicubicLevel, textureCubeUV, textureLevel, textureLoad, textureSize, textureStore, thickness, time, toneMapping, toneMappingExposure, toonOutlinePass, transformDirection, transformNormal, transformNormalToView, transformedClearcoatNormalView, transformedNormalView, transformedNormalWorld, transmission, transpose, triNoise3D, triplanarTexture, triplanarTextures, trunc, uint, uintBitsToFloat, uniform, uniformArray, uniformCubeTexture, uniformFlow, uniformGroup, uniformTexture, unpackHalf2x16, unpackSnorm2x16, unpackUnorm2x16, unpremultiplyAlpha, userData, uv, uvec2, uvec3, uvec4, varying, varyingProperty, vec2, vec3, vec4, vectorComponents, velocity, vertexColor, vertexIndex, vertexStage, vibrance, viewZToLogarithmicDepth, viewZToOrthographicDepth, viewZToPerspectiveDepth, viewport, viewportCoordinate, viewportDepthTexture, viewportLinearDepth, viewportMipTexture, viewportOpaqueMipTexture, viewportResolution, viewportSafeUV, viewportSharedTexture, viewportSize, viewportTexture, viewportUV, vogelDiskSample, wgsl, wgslFn, workgroupArray, workgroupBarrier, workgroupId, workingToColorSpace, xor }; diff --git a/build/three.tsl.min.js b/build/three.tsl.min.js index 93ba8f4860fbdd..2340c2dbacb3c4 100644 --- a/build/three.tsl.min.js +++ b/build/three.tsl.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2025 Three.js Authors * SPDX-License-Identifier: MIT */ -import{TSL as e}from"three/webgpu";const t=e.BRDF_GGX,r=e.BRDF_Lambert,a=e.BasicPointShadowFilter,o=e.BasicShadowFilter,i=e.Break,n=e.Const,l=e.Continue,s=e.DFGLUT,c=e.D_GGX,m=e.Discard,u=e.EPSILON,p=e.F_Schlick,d=e.Fn,g=e.INFINITY,x=e.If,h=e.Loop,b=e.NodeAccess,f=e.NodeShaderStage,w=e.NodeType,v=e.NodeUpdateType,S=e.PCFShadowFilter,_=e.PCFSoftShadowFilter,T=e.PI,y=e.PI2,V=e.TWO_PI,M=e.HALF_PI,F=e.PointShadowFilter,D=e.Return,I=e.Schlick_to_F0,B=e.ScriptableNodeResources,C=e.ShaderNode,P=e.Stack,A=e.Switch,N=e.TBNViewMatrix,R=e.VSMShadowFilter,k=e.V_GGX_SmithCorrelated,O=e.Var,L=e.VarIntent,U=e.abs,G=e.acesFilmicToneMapping,j=e.acos,E=e.add,W=e.addMethodChaining,q=e.addNodeElement,z=e.agxToneMapping,Z=e.all,X=e.alphaT,H=e.and,K=e.anisotropy,Y=e.anisotropyB,J=e.anisotropyT,Q=e.any,$=e.append,ee=e.array,te=e.arrayBuffer,re=e.asin,ae=e.assign,oe=e.atan,ie=e.atomicAdd,ne=e.atomicAnd,le=e.atomicFunc,se=e.atomicLoad,ce=e.atomicMax,me=e.atomicMin,ue=e.atomicOr,pe=e.atomicStore,de=e.atomicSub,ge=e.atomicXor,xe=e.attenuationColor,he=e.attenuationDistance,be=e.attribute,fe=e.attributeArray,we=e.backgroundBlurriness,ve=e.backgroundIntensity,Se=e.backgroundRotation,_e=e.batch,Te=e.bentNormalView,ye=e.billboarding,Ve=e.bitAnd,Me=e.bitNot,Fe=e.bitOr,De=e.bitXor,Ie=e.bitangentGeometry,Be=e.bitangentLocal,Ce=e.bitangentView,Pe=e.bitangentWorld,Ae=e.bitcast,Ne=e.blendBurn,Re=e.blendColor,ke=e.blendDodge,Oe=e.blendOverlay,Le=e.blendScreen,Ue=e.blur,Ge=e.bool,je=e.buffer,Ee=e.bufferAttribute,We=e.bumpMap,qe=e.builtin,ze=e.builtinAOContext,Ze=e.builtinShadowContext,Xe=e.bvec2,He=e.bvec3,Ke=e.bvec4,Ye=e.bypass,Je=e.cache,Qe=e.call,$e=e.cameraFar,et=e.cameraIndex,tt=e.cameraNear,rt=e.cameraNormalMatrix,at=e.cameraPosition,ot=e.cameraProjectionMatrix,it=e.cameraProjectionMatrixInverse,nt=e.cameraViewMatrix,lt=e.cameraViewport,st=e.cameraWorldMatrix,ct=e.cbrt,mt=e.cdl,ut=e.ceil,pt=e.checker,dt=e.cineonToneMapping,gt=e.clamp,xt=e.clearcoat,ht=e.clearcoatNormalView,bt=e.clearcoatRoughness,ft=e.clipSpace,wt=e.code,vt=e.color,St=e.colorSpaceToWorking,_t=e.colorToDirection,Tt=e.compute,yt=e.computeKernel,Vt=e.computeSkinning,Mt=e.context,Ft=e.convert,Dt=e.convertColorSpace,It=e.convertToTexture,Bt=e.countLeadingZeros,Ct=e.countOneBits,Pt=e.countTrailingZeros,At=e.cos,Nt=e.cross,Rt=e.cubeTexture,kt=e.cubeTextureBase,Ot=e.dFdx,Lt=e.dFdy,Ut=e.dashSize,Gt=e.debug,jt=e.decrement,Et=e.decrementBefore,Wt=e.defaultBuildStages,qt=e.defaultShaderStages,zt=e.defined,Zt=e.degrees,Xt=e.deltaTime,Ht=e.densityFog,Kt=e.densityFogFactor,Yt=e.depth,Jt=e.depthPass,Qt=e.determinant,$t=e.difference,er=e.diffuseColor,tr=e.directPointLight,rr=e.directionToColor,ar=e.directionToFaceDirection,or=e.dispersion,ir=e.distance,nr=e.div,lr=e.dot,sr=e.drawIndex,cr=e.dynamicBufferAttribute,mr=e.element,ur=e.emissive,pr=e.equal,dr=e.equirectUV,gr=e.exp,xr=e.exp2,hr=e.expression,br=e.faceDirection,fr=e.faceForward,wr=e.faceforward,vr=e.float,Sr=e.floatBitsToInt,_r=e.floatBitsToUint,Tr=e.floor,yr=e.fog,Vr=e.fract,Mr=e.frameGroup,Fr=e.frameId,Dr=e.frontFacing,Ir=e.fwidth,Br=e.gain,Cr=e.gapSize,Pr=e.getConstNodeType,Ar=e.getCurrentStack,Nr=e.getDirection,Rr=e.getDistanceAttenuation,kr=e.getGeometryRoughness,Or=e.getNormalFromDepth,Lr=e.interleavedGradientNoise,Ur=e.vogelDiskSample,Gr=e.getParallaxCorrectNormal,jr=e.getRoughness,Er=e.getScreenPosition,Wr=e.getShIrradianceAt,qr=e.getShadowMaterial,zr=e.getShadowRenderObjectFunction,Zr=e.getTextureIndex,Xr=e.getViewPosition,Hr=e.globalId,Kr=e.glsl,Yr=e.glslFn,Jr=e.grayscale,Qr=e.greaterThan,$r=e.greaterThanEqual,ea=e.hash,ta=e.highpModelNormalViewMatrix,ra=e.highpModelViewMatrix,aa=e.hue,oa=e.increment,ia=e.incrementBefore,na=e.instance,la=e.instanceIndex,sa=e.instancedArray,ca=e.instancedBufferAttribute,ma=e.instancedDynamicBufferAttribute,ua=e.instancedMesh,pa=e.int,da=e.intBitsToFloat,ga=e.inverse,xa=e.inverseSqrt,ha=e.inversesqrt,ba=e.invocationLocalIndex,fa=e.invocationSubgroupIndex,wa=e.ior,va=e.iridescence,Sa=e.iridescenceIOR,_a=e.iridescenceThickness,Ta=e.ivec2,ya=e.ivec3,Va=e.ivec4,Ma=e.js,Fa=e.label,Da=e.length,Ia=e.lengthSq,Ba=e.lessThan,Ca=e.lessThanEqual,Pa=e.lightPosition,Aa=e.lightProjectionUV,Na=e.lightShadowMatrix,Ra=e.lightTargetDirection,ka=e.lightTargetPosition,Oa=e.lightViewPosition,La=e.lightingContext,Ua=e.lights,Ga=e.linearDepth,ja=e.linearToneMapping,Ea=e.localId,Wa=e.log,qa=e.log2,za=e.logarithmicDepthToViewZ,Za=e.luminance,Xa=e.mat2,Ha=e.mat3,Ka=e.mat4,Ya=e.matcapUV,Ja=e.materialAO,Qa=e.materialAlphaTest,$a=e.materialAnisotropy,eo=e.materialAnisotropyVector,to=e.materialAttenuationColor,ro=e.materialAttenuationDistance,ao=e.materialClearcoat,oo=e.materialClearcoatNormal,io=e.materialClearcoatRoughness,no=e.materialColor,lo=e.materialDispersion,so=e.materialEmissive,co=e.materialEnvIntensity,mo=e.materialEnvRotation,uo=e.materialIOR,po=e.materialIridescence,go=e.materialIridescenceIOR,xo=e.materialIridescenceThickness,ho=e.materialLightMap,bo=e.materialLineDashOffset,fo=e.materialLineDashSize,wo=e.materialLineGapSize,vo=e.materialLineScale,So=e.materialLineWidth,_o=e.materialMetalness,To=e.materialNormal,yo=e.materialOpacity,Vo=e.materialPointSize,Mo=e.materialReference,Fo=e.materialReflectivity,Do=e.materialRefractionRatio,Io=e.materialRotation,Bo=e.materialRoughness,Co=e.materialSheen,Po=e.materialSheenRoughness,Ao=e.materialShininess,No=e.materialSpecular,Ro=e.materialSpecularColor,ko=e.materialSpecularIntensity,Oo=e.materialSpecularStrength,Lo=e.materialThickness,Uo=e.materialTransmission,Go=e.max,jo=e.maxMipLevel,Eo=e.mediumpModelViewMatrix,Wo=e.metalness,qo=e.min,zo=e.mix,Zo=e.mixElement,Xo=e.mod,Ho=e.modInt,Ko=e.modelDirection,Yo=e.modelNormalMatrix,Jo=e.modelPosition,Qo=e.modelRadius,$o=e.modelScale,ei=e.modelViewMatrix,ti=e.modelViewPosition,ri=e.modelViewProjection,ai=e.modelWorldMatrix,oi=e.modelWorldMatrixInverse,ii=e.morphReference,ni=e.mrt,li=e.mul,si=e.mx_aastep,ci=e.mx_add,mi=e.mx_atan2,ui=e.mx_cell_noise_float,pi=e.mx_contrast,di=e.mx_divide,gi=e.mx_fractal_noise_float,xi=e.mx_fractal_noise_vec2,hi=e.mx_fractal_noise_vec3,bi=e.mx_fractal_noise_vec4,fi=e.mx_frame,wi=e.mx_heighttonormal,vi=e.mx_hsvtorgb,Si=e.mx_ifequal,_i=e.mx_ifgreater,Ti=e.mx_ifgreatereq,yi=e.mx_invert,Vi=e.mx_modulo,Mi=e.mx_multiply,Fi=e.mx_noise_float,Di=e.mx_noise_vec3,Ii=e.mx_noise_vec4,Bi=e.mx_place2d,Ci=e.mx_power,Pi=e.mx_ramp4,Ai=e.mx_ramplr,Ni=e.mx_ramptb,Ri=e.mx_rgbtohsv,ki=e.mx_rotate2d,Oi=e.mx_rotate3d,Li=e.mx_safepower,Ui=e.mx_separate,Gi=e.mx_splitlr,ji=e.mx_splittb,Ei=e.mx_srgb_texture_to_lin_rec709,Wi=e.mx_subtract,qi=e.mx_timer,zi=e.mx_transform_uv,Zi=e.mx_unifiednoise2d,Xi=e.mx_unifiednoise3d,Hi=e.mx_worley_noise_float,Ki=e.mx_worley_noise_vec2,Yi=e.mx_worley_noise_vec3,Ji=e.negate,Qi=e.neutralToneMapping,$i=e.nodeArray,en=e.nodeImmutable,tn=e.nodeObject,rn=e.nodeObjectIntent,an=e.nodeObjects,on=e.nodeProxy,nn=e.nodeProxyIntent,ln=e.normalFlat,sn=e.normalGeometry,cn=e.normalLocal,mn=e.normalMap,un=e.normalView,pn=e.normalViewGeometry,dn=e.normalWorld,gn=e.normalWorldGeometry,xn=e.normalize,hn=e.not,bn=e.notEqual,fn=e.numWorkgroups,wn=e.objectDirection,vn=e.objectGroup,Sn=e.objectPosition,_n=e.objectRadius,Tn=e.objectScale,yn=e.objectViewPosition,Vn=e.objectWorldMatrix,Mn=e.OnBeforeObjectUpdate,Fn=e.OnBeforeMaterialUpdate,Dn=e.OnObjectUpdate,In=e.OnMaterialUpdate,Bn=e.oneMinus,Cn=e.or,Pn=e.orthographicDepthToViewZ,An=e.oscSawtooth,Nn=e.oscSine,Rn=e.oscSquare,kn=e.oscTriangle,On=e.output,Ln=e.outputStruct,Un=e.overloadingFn,Gn=e.packHalf2x16,jn=e.packSnorm2x16,En=e.packUnorm2x16,Wn=e.parabola,qn=e.parallaxDirection,zn=e.parallaxUV,Zn=e.parameter,Xn=e.pass,Hn=e.passTexture,Kn=e.pcurve,Yn=e.perspectiveDepthToViewZ,Jn=e.pmremTexture,Qn=e.pointShadow,$n=e.pointUV,el=e.pointWidth,tl=e.positionGeometry,rl=e.positionLocal,al=e.positionPrevious,ol=e.positionView,il=e.positionViewDirection,nl=e.positionWorld,ll=e.positionWorldDirection,sl=e.posterize,cl=e.pow,ml=e.pow2,ul=e.pow3,pl=e.pow4,dl=e.premultiplyAlpha,gl=e.property,xl=e.radians,hl=e.rand,bl=e.range,fl=e.rangeFog,wl=e.rangeFogFactor,vl=e.reciprocal,Sl=e.reference,_l=e.referenceBuffer,Tl=e.reflect,yl=e.reflectVector,Vl=e.reflectView,Ml=e.reflector,Fl=e.refract,Dl=e.refractVector,Il=e.refractView,Bl=e.reinhardToneMapping,Cl=e.remap,Pl=e.remapClamp,Al=e.renderGroup,Nl=e.renderOutput,Rl=e.rendererReference,kl=e.replaceDefaultUV,Ol=e.rotate,Ll=e.rotateUV,Ul=e.roughness,Gl=e.round,jl=e.rtt,El=e.sRGBTransferEOTF,Wl=e.sRGBTransferOETF,ql=e.sample,zl=e.sampler,Zl=e.samplerComparison,Xl=e.saturate,Hl=e.saturation,Kl=e.screen,Yl=e.screenCoordinate,Jl=e.screenDPR,Ql=e.screenSize,$l=e.screenUV,es=e.scriptable,ts=e.scriptableValue,rs=e.select,as=e.setCurrentStack,os=e.setName,is=e.shaderStages,ns=e.shadow,ls=e.shadowPositionWorld,ss=e.shapeCircle,cs=e.sharedUniformGroup,ms=e.sheen,us=e.sheenRoughness,ps=e.shiftLeft,ds=e.shiftRight,gs=e.shininess,xs=e.sign,hs=e.sin,bs=e.sinc,fs=e.skinning,ws=e.smoothstep,vs=e.smoothstepElement,Ss=e.specularColor,_s=e.specularF90,Ts=e.spherizeUV,ys=e.split,Vs=e.spritesheetUV,Ms=e.sqrt,Fs=e.stack,Ds=e.step,Is=e.stepElement,Bs=e.storage,Cs=e.storageBarrier,Ps=e.storageTexture,As=e.string,Ns=e.struct,Rs=e.sub,ks=e.subgroupAdd,Os=e.subgroupAll,Ls=e.subgroupAnd,Us=e.subgroupAny,Gs=e.subgroupBallot,js=e.subgroupBroadcast,Es=e.subgroupBroadcastFirst,Ws=e.subBuild,qs=e.subgroupElect,zs=e.subgroupExclusiveAdd,Zs=e.subgroupExclusiveMul,Xs=e.subgroupInclusiveAdd,Hs=e.subgroupInclusiveMul,Ks=e.subgroupIndex,Ys=e.subgroupMax,Js=e.subgroupMin,Qs=e.subgroupMul,$s=e.subgroupOr,ec=e.subgroupShuffle,tc=e.subgroupShuffleDown,rc=e.subgroupShuffleUp,ac=e.subgroupShuffleXor,oc=e.subgroupSize,ic=e.subgroupXor,nc=e.tan,lc=e.tangentGeometry,sc=e.tangentLocal,cc=e.tangentView,mc=e.tangentWorld,uc=e.texture,pc=e.texture3D,dc=e.textureBarrier,gc=e.textureBicubic,xc=e.textureBicubicLevel,hc=e.textureCubeUV,bc=e.textureLoad,fc=e.textureSize,wc=e.textureLevel,vc=e.textureStore,Sc=e.thickness,_c=e.time,Tc=e.toneMapping,yc=e.toneMappingExposure,Vc=e.toonOutlinePass,Mc=e.transformDirection,Fc=e.transformNormal,Dc=e.transformNormalToView,Ic=e.transformedClearcoatNormalView,Bc=e.transformedNormalView,Cc=e.transformedNormalWorld,Pc=e.transmission,Ac=e.transpose,Nc=e.triNoise3D,Rc=e.triplanarTexture,kc=e.triplanarTextures,Oc=e.trunc,Lc=e.uint,Uc=e.uintBitsToFloat,Gc=e.uniform,jc=e.uniformArray,Ec=e.uniformCubeTexture,Wc=e.uniformGroup,qc=e.uniformFlow,zc=e.uniformTexture,Zc=e.unpackHalf2x16,Xc=e.unpackSnorm2x16,Hc=e.unpackUnorm2x16,Kc=e.unpremultiplyAlpha,Yc=e.userData,Jc=e.uv,Qc=e.uvec2,$c=e.uvec3,em=e.uvec4,tm=e.varying,rm=e.varyingProperty,am=e.vec2,om=e.vec3,im=e.vec4,nm=e.vectorComponents,lm=e.velocity,sm=e.vertexColor,cm=e.vertexIndex,mm=e.vertexStage,um=e.vibrance,pm=e.viewZToLogarithmicDepth,dm=e.viewZToOrthographicDepth,gm=e.viewZToPerspectiveDepth,xm=e.viewport,hm=e.viewportCoordinate,bm=e.viewportDepthTexture,fm=e.viewportLinearDepth,wm=e.viewportMipTexture,vm=e.viewportOpaqueMipTexture,Sm=e.viewportResolution,_m=e.viewportSafeUV,Tm=e.viewportSharedTexture,ym=e.viewportSize,Vm=e.viewportTexture,Mm=e.viewportUV,Fm=e.wgsl,Dm=e.wgslFn,Im=e.workgroupArray,Bm=e.workgroupBarrier,Cm=e.workgroupId,Pm=e.workingToColorSpace,Am=e.xor;export{t as BRDF_GGX,r as BRDF_Lambert,a as BasicPointShadowFilter,o as BasicShadowFilter,i as Break,n as Const,l as Continue,s as DFGLUT,c as D_GGX,m as Discard,u as EPSILON,p as F_Schlick,d as Fn,M as HALF_PI,g as INFINITY,x as If,h as Loop,b as NodeAccess,f as NodeShaderStage,w as NodeType,v as NodeUpdateType,Fn as OnBeforeMaterialUpdate,Mn as OnBeforeObjectUpdate,In as OnMaterialUpdate,Dn as OnObjectUpdate,S as PCFShadowFilter,_ as PCFSoftShadowFilter,T as PI,y as PI2,F as PointShadowFilter,D as Return,I as Schlick_to_F0,B as ScriptableNodeResources,C as ShaderNode,P as Stack,A as Switch,N as TBNViewMatrix,V as TWO_PI,R as VSMShadowFilter,k as V_GGX_SmithCorrelated,O as Var,L as VarIntent,U as abs,G as acesFilmicToneMapping,j as acos,E as add,W as addMethodChaining,q as addNodeElement,z as agxToneMapping,Z as all,X as alphaT,H as and,K as anisotropy,Y as anisotropyB,J as anisotropyT,Q as any,$ as append,ee as array,te as arrayBuffer,re as asin,ae as assign,oe as atan,ie as atomicAdd,ne as atomicAnd,le as atomicFunc,se as atomicLoad,ce as atomicMax,me as atomicMin,ue as atomicOr,pe as atomicStore,de as atomicSub,ge as atomicXor,xe as attenuationColor,he as attenuationDistance,be as attribute,fe as attributeArray,we as backgroundBlurriness,ve as backgroundIntensity,Se as backgroundRotation,_e as batch,Te as bentNormalView,ye as billboarding,Ve as bitAnd,Me as bitNot,Fe as bitOr,De as bitXor,Ie as bitangentGeometry,Be as bitangentLocal,Ce as bitangentView,Pe as bitangentWorld,Ae as bitcast,Ne as blendBurn,Re as blendColor,ke as blendDodge,Oe as blendOverlay,Le as blendScreen,Ue as blur,Ge as bool,je as buffer,Ee as bufferAttribute,qe as builtin,ze as builtinAOContext,Ze as builtinShadowContext,We as bumpMap,Xe as bvec2,He as bvec3,Ke as bvec4,Ye as bypass,Je as cache,Qe as call,$e as cameraFar,et as cameraIndex,tt as cameraNear,rt as cameraNormalMatrix,at as cameraPosition,ot as cameraProjectionMatrix,it as cameraProjectionMatrixInverse,nt as cameraViewMatrix,lt as cameraViewport,st as cameraWorldMatrix,ct as cbrt,mt as cdl,ut as ceil,pt as checker,dt as cineonToneMapping,gt as clamp,xt as clearcoat,ht as clearcoatNormalView,bt as clearcoatRoughness,ft as clipSpace,wt as code,vt as color,St as colorSpaceToWorking,_t as colorToDirection,Tt as compute,yt as computeKernel,Vt as computeSkinning,Mt as context,Ft as convert,Dt as convertColorSpace,It as convertToTexture,At as cos,Bt as countLeadingZeros,Ct as countOneBits,Pt as countTrailingZeros,Nt as cross,Rt as cubeTexture,kt as cubeTextureBase,Ot as dFdx,Lt as dFdy,Ut as dashSize,Gt as debug,jt as decrement,Et as decrementBefore,Wt as defaultBuildStages,qt as defaultShaderStages,zt as defined,Zt as degrees,Xt as deltaTime,Ht as densityFog,Kt as densityFogFactor,Yt as depth,Jt as depthPass,Qt as determinant,$t as difference,er as diffuseColor,tr as directPointLight,rr as directionToColor,ar as directionToFaceDirection,or as dispersion,ir as distance,nr as div,lr as dot,sr as drawIndex,cr as dynamicBufferAttribute,mr as element,ur as emissive,pr as equal,dr as equirectUV,gr as exp,xr as exp2,hr as expression,br as faceDirection,fr as faceForward,wr as faceforward,vr as float,Sr as floatBitsToInt,_r as floatBitsToUint,Tr as floor,yr as fog,Vr as fract,Mr as frameGroup,Fr as frameId,Dr as frontFacing,Ir as fwidth,Br as gain,Cr as gapSize,Pr as getConstNodeType,Ar as getCurrentStack,Nr as getDirection,Rr as getDistanceAttenuation,kr as getGeometryRoughness,Or as getNormalFromDepth,Gr as getParallaxCorrectNormal,jr as getRoughness,Er as getScreenPosition,Wr as getShIrradianceAt,qr as getShadowMaterial,zr as getShadowRenderObjectFunction,Zr as getTextureIndex,Xr as getViewPosition,Hr as globalId,Kr as glsl,Yr as glslFn,Jr as grayscale,Qr as greaterThan,$r as greaterThanEqual,ea as hash,ta as highpModelNormalViewMatrix,ra as highpModelViewMatrix,aa as hue,oa as increment,ia as incrementBefore,na as instance,la as instanceIndex,sa as instancedArray,ca as instancedBufferAttribute,ma as instancedDynamicBufferAttribute,ua as instancedMesh,pa as int,da as intBitsToFloat,Lr as interleavedGradientNoise,ga as inverse,xa as inverseSqrt,ha as inversesqrt,ba as invocationLocalIndex,fa as invocationSubgroupIndex,wa as ior,va as iridescence,Sa as iridescenceIOR,_a as iridescenceThickness,Ta as ivec2,ya as ivec3,Va as ivec4,Ma as js,Fa as label,Da as length,Ia as lengthSq,Ba as lessThan,Ca as lessThanEqual,Pa as lightPosition,Aa as lightProjectionUV,Na as lightShadowMatrix,Ra as lightTargetDirection,ka as lightTargetPosition,Oa as lightViewPosition,La as lightingContext,Ua as lights,Ga as linearDepth,ja as linearToneMapping,Ea as localId,Wa as log,qa as log2,za as logarithmicDepthToViewZ,Za as luminance,Xa as mat2,Ha as mat3,Ka as mat4,Ya as matcapUV,Ja as materialAO,Qa as materialAlphaTest,$a as materialAnisotropy,eo as materialAnisotropyVector,to as materialAttenuationColor,ro as materialAttenuationDistance,ao as materialClearcoat,oo as materialClearcoatNormal,io as materialClearcoatRoughness,no as materialColor,lo as materialDispersion,so as materialEmissive,co as materialEnvIntensity,mo as materialEnvRotation,uo as materialIOR,po as materialIridescence,go as materialIridescenceIOR,xo as materialIridescenceThickness,ho as materialLightMap,bo as materialLineDashOffset,fo as materialLineDashSize,wo as materialLineGapSize,vo as materialLineScale,So as materialLineWidth,_o as materialMetalness,To as materialNormal,yo as materialOpacity,Vo as materialPointSize,Mo as materialReference,Fo as materialReflectivity,Do as materialRefractionRatio,Io as materialRotation,Bo as materialRoughness,Co as materialSheen,Po as materialSheenRoughness,Ao as materialShininess,No as materialSpecular,Ro as materialSpecularColor,ko as materialSpecularIntensity,Oo as materialSpecularStrength,Lo as materialThickness,Uo as materialTransmission,Go as max,jo as maxMipLevel,Eo as mediumpModelViewMatrix,Wo as metalness,qo as min,zo as mix,Zo as mixElement,Xo as mod,Ho as modInt,Ko as modelDirection,Yo as modelNormalMatrix,Jo as modelPosition,Qo as modelRadius,$o as modelScale,ei as modelViewMatrix,ti as modelViewPosition,ri as modelViewProjection,ai as modelWorldMatrix,oi as modelWorldMatrixInverse,ii as morphReference,ni as mrt,li as mul,si as mx_aastep,ci as mx_add,mi as mx_atan2,ui as mx_cell_noise_float,pi as mx_contrast,di as mx_divide,gi as mx_fractal_noise_float,xi as mx_fractal_noise_vec2,hi as mx_fractal_noise_vec3,bi as mx_fractal_noise_vec4,fi as mx_frame,wi as mx_heighttonormal,vi as mx_hsvtorgb,Si as mx_ifequal,_i as mx_ifgreater,Ti as mx_ifgreatereq,yi as mx_invert,Vi as mx_modulo,Mi as mx_multiply,Fi as mx_noise_float,Di as mx_noise_vec3,Ii as mx_noise_vec4,Bi as mx_place2d,Ci as mx_power,Pi as mx_ramp4,Ai as mx_ramplr,Ni as mx_ramptb,Ri as mx_rgbtohsv,ki as mx_rotate2d,Oi as mx_rotate3d,Li as mx_safepower,Ui as mx_separate,Gi as mx_splitlr,ji as mx_splittb,Ei as mx_srgb_texture_to_lin_rec709,Wi as mx_subtract,qi as mx_timer,zi as mx_transform_uv,Zi as mx_unifiednoise2d,Xi as mx_unifiednoise3d,Hi as mx_worley_noise_float,Ki as mx_worley_noise_vec2,Yi as mx_worley_noise_vec3,Ji as negate,Qi as neutralToneMapping,$i as nodeArray,en as nodeImmutable,tn as nodeObject,rn as nodeObjectIntent,an as nodeObjects,on as nodeProxy,nn as nodeProxyIntent,ln as normalFlat,sn as normalGeometry,cn as normalLocal,mn as normalMap,un as normalView,pn as normalViewGeometry,dn as normalWorld,gn as normalWorldGeometry,xn as normalize,hn as not,bn as notEqual,fn as numWorkgroups,wn as objectDirection,vn as objectGroup,Sn as objectPosition,_n as objectRadius,Tn as objectScale,yn as objectViewPosition,Vn as objectWorldMatrix,Bn as oneMinus,Cn as or,Pn as orthographicDepthToViewZ,An as oscSawtooth,Nn as oscSine,Rn as oscSquare,kn as oscTriangle,On as output,Ln as outputStruct,Un as overloadingFn,Gn as packHalf2x16,jn as packSnorm2x16,En as packUnorm2x16,Wn as parabola,qn as parallaxDirection,zn as parallaxUV,Zn as parameter,Xn as pass,Hn as passTexture,Kn as pcurve,Yn as perspectiveDepthToViewZ,Jn as pmremTexture,Qn as pointShadow,$n as pointUV,el as pointWidth,tl as positionGeometry,rl as positionLocal,al as positionPrevious,ol as positionView,il as positionViewDirection,nl as positionWorld,ll as positionWorldDirection,sl as posterize,cl as pow,ml as pow2,ul as pow3,pl as pow4,dl as premultiplyAlpha,gl as property,xl as radians,hl as rand,bl as range,fl as rangeFog,wl as rangeFogFactor,vl as reciprocal,Sl as reference,_l as referenceBuffer,Tl as reflect,yl as reflectVector,Vl as reflectView,Ml as reflector,Fl as refract,Dl as refractVector,Il as refractView,Bl as reinhardToneMapping,Cl as remap,Pl as remapClamp,Al as renderGroup,Nl as renderOutput,Rl as rendererReference,kl as replaceDefaultUV,Ol as rotate,Ll as rotateUV,Ul as roughness,Gl as round,jl as rtt,El as sRGBTransferEOTF,Wl as sRGBTransferOETF,ql as sample,zl as sampler,Zl as samplerComparison,Xl as saturate,Hl as saturation,Kl as screen,Yl as screenCoordinate,Jl as screenDPR,Ql as screenSize,$l as screenUV,es as scriptable,ts as scriptableValue,rs as select,as as setCurrentStack,os as setName,is as shaderStages,ns as shadow,ls as shadowPositionWorld,ss as shapeCircle,cs as sharedUniformGroup,ms as sheen,us as sheenRoughness,ps as shiftLeft,ds as shiftRight,gs as shininess,xs as sign,hs as sin,bs as sinc,fs as skinning,ws as smoothstep,vs as smoothstepElement,Ss as specularColor,_s as specularF90,Ts as spherizeUV,ys as split,Vs as spritesheetUV,Ms as sqrt,Fs as stack,Ds as step,Is as stepElement,Bs as storage,Cs as storageBarrier,Ps as storageTexture,As as string,Ns as struct,Rs as sub,Ws as subBuild,ks as subgroupAdd,Os as subgroupAll,Ls as subgroupAnd,Us as subgroupAny,Gs as subgroupBallot,js as subgroupBroadcast,Es as subgroupBroadcastFirst,qs as subgroupElect,zs as subgroupExclusiveAdd,Zs as subgroupExclusiveMul,Xs as subgroupInclusiveAdd,Hs as subgroupInclusiveMul,Ks as subgroupIndex,Ys as subgroupMax,Js as subgroupMin,Qs as subgroupMul,$s as subgroupOr,ec as subgroupShuffle,tc as subgroupShuffleDown,rc as subgroupShuffleUp,ac as subgroupShuffleXor,oc as subgroupSize,ic as subgroupXor,nc as tan,lc as tangentGeometry,sc as tangentLocal,cc as tangentView,mc as tangentWorld,uc as texture,pc as texture3D,dc as textureBarrier,gc as textureBicubic,xc as textureBicubicLevel,hc as textureCubeUV,wc as textureLevel,bc as textureLoad,fc as textureSize,vc as textureStore,Sc as thickness,_c as time,Tc as toneMapping,yc as toneMappingExposure,Vc as toonOutlinePass,Mc as transformDirection,Fc as transformNormal,Dc as transformNormalToView,Ic as transformedClearcoatNormalView,Bc as transformedNormalView,Cc as transformedNormalWorld,Pc as transmission,Ac as transpose,Nc as triNoise3D,Rc as triplanarTexture,kc as triplanarTextures,Oc as trunc,Lc as uint,Uc as uintBitsToFloat,Gc as uniform,jc as uniformArray,Ec as uniformCubeTexture,qc as uniformFlow,Wc as uniformGroup,zc as uniformTexture,Zc as unpackHalf2x16,Xc as unpackSnorm2x16,Hc as unpackUnorm2x16,Kc as unpremultiplyAlpha,Yc as userData,Jc as uv,Qc as uvec2,$c as uvec3,em as uvec4,tm as varying,rm as varyingProperty,am as vec2,om as vec3,im as vec4,nm as vectorComponents,lm as velocity,sm as vertexColor,cm as vertexIndex,mm as vertexStage,um as vibrance,pm as viewZToLogarithmicDepth,dm as viewZToOrthographicDepth,gm as viewZToPerspectiveDepth,xm as viewport,hm as viewportCoordinate,bm as viewportDepthTexture,fm as viewportLinearDepth,wm as viewportMipTexture,vm as viewportOpaqueMipTexture,Sm as viewportResolution,_m as viewportSafeUV,Tm as viewportSharedTexture,ym as viewportSize,Vm as viewportTexture,Mm as viewportUV,Ur as vogelDiskSample,Fm as wgsl,Dm as wgslFn,Im as workgroupArray,Bm as workgroupBarrier,Cm as workgroupId,Pm as workingToColorSpace,Am as xor}; +import{TSL as e}from"three/webgpu";const t=e.BRDF_GGX,r=e.BRDF_Lambert,a=e.BasicPointShadowFilter,o=e.BasicShadowFilter,i=e.Break,n=e.Const,l=e.Continue,s=e.DFGLUT,c=e.D_GGX,m=e.Discard,u=e.EPSILON,p=e.F_Schlick,d=e.Fn,g=e.INFINITY,x=e.If,h=e.Loop,b=e.NodeAccess,f=e.NodeShaderStage,w=e.NodeType,v=e.NodeUpdateType,S=e.PCFShadowFilter,_=e.PCFSoftShadowFilter,T=e.PI,y=e.PI2,V=e.TWO_PI,M=e.HALF_PI,F=e.PointShadowFilter,D=e.Return,I=e.Schlick_to_F0,B=e.ScriptableNodeResources,C=e.ShaderNode,P=e.Stack,A=e.Switch,N=e.TBNViewMatrix,R=e.VSMShadowFilter,k=e.V_GGX_SmithCorrelated,O=e.Var,L=e.VarIntent,U=e.abs,G=e.acesFilmicToneMapping,j=e.acos,E=e.add,W=e.addMethodChaining,q=e.addNodeElement,z=e.agxToneMapping,Z=e.all,X=e.alphaT,H=e.and,K=e.anisotropy,Y=e.anisotropyB,J=e.anisotropyT,Q=e.any,$=e.append,ee=e.array,te=e.arrayBuffer,re=e.asin,ae=e.assign,oe=e.atan,ie=e.atomicAdd,ne=e.atomicAnd,le=e.atomicFunc,se=e.atomicLoad,ce=e.atomicMax,me=e.atomicMin,ue=e.atomicOr,pe=e.atomicStore,de=e.atomicSub,ge=e.atomicXor,xe=e.attenuationColor,he=e.attenuationDistance,be=e.attribute,fe=e.attributeArray,we=e.backgroundBlurriness,ve=e.backgroundIntensity,Se=e.backgroundRotation,_e=e.batch,Te=e.bentNormalView,ye=e.billboarding,Ve=e.bitAnd,Me=e.bitNot,Fe=e.bitOr,De=e.bitXor,Ie=e.bitangentGeometry,Be=e.bitangentLocal,Ce=e.bitangentView,Pe=e.bitangentWorld,Ae=e.bitcast,Ne=e.blendBurn,Re=e.blendColor,ke=e.blendDodge,Oe=e.blendOverlay,Le=e.blendScreen,Ue=e.blur,Ge=e.bool,je=e.buffer,Ee=e.bufferAttribute,We=e.bumpMap,qe=e.builtin,ze=e.builtinAOContext,Ze=e.builtinShadowContext,Xe=e.bvec2,He=e.bvec3,Ke=e.bvec4,Ye=e.bypass,Je=e.cache,Qe=e.call,$e=e.cameraFar,et=e.cameraIndex,tt=e.cameraNear,rt=e.cameraNormalMatrix,at=e.cameraPosition,ot=e.cameraProjectionMatrix,it=e.cameraProjectionMatrixInverse,nt=e.cameraViewMatrix,lt=e.cameraViewport,st=e.cameraWorldMatrix,ct=e.cbrt,mt=e.cdl,ut=e.ceil,pt=e.checker,dt=e.cineonToneMapping,gt=e.clamp,xt=e.clearcoat,ht=e.clearcoatNormalView,bt=e.clearcoatRoughness,ft=e.clipSpace,wt=e.code,vt=e.color,St=e.colorSpaceToWorking,_t=e.colorToDirection,Tt=e.compute,yt=e.computeKernel,Vt=e.computeSkinning,Mt=e.context,Ft=e.convert,Dt=e.convertColorSpace,It=e.convertToTexture,Bt=e.countLeadingZeros,Ct=e.countOneBits,Pt=e.countTrailingZeros,At=e.cos,Nt=e.cross,Rt=e.cubeTexture,kt=e.cubeTextureBase,Ot=e.dFdx,Lt=e.dFdy,Ut=e.dashSize,Gt=e.debug,jt=e.decrement,Et=e.decrementBefore,Wt=e.defaultBuildStages,qt=e.defaultShaderStages,zt=e.defined,Zt=e.degrees,Xt=e.deltaTime,Ht=e.densityFog,Kt=e.densityFogFactor,Yt=e.depth,Jt=e.depthPass,Qt=e.determinant,$t=e.difference,er=e.diffuseColor,tr=e.directPointLight,rr=e.directionToColor,ar=e.directionToFaceDirection,or=e.dispersion,ir=e.distance,nr=e.div,lr=e.dot,sr=e.drawIndex,cr=e.dynamicBufferAttribute,mr=e.element,ur=e.emissive,pr=e.equal,dr=e.equirectUV,gr=e.exp,xr=e.exp2,hr=e.exponentialHeightFogFactor,br=e.expression,fr=e.faceDirection,wr=e.faceForward,vr=e.faceforward,Sr=e.float,_r=e.floatBitsToInt,Tr=e.floatBitsToUint,yr=e.floor,Vr=e.fog,Mr=e.fract,Fr=e.frameGroup,Dr=e.frameId,Ir=e.frontFacing,Br=e.fwidth,Cr=e.gain,Pr=e.gapSize,Ar=e.getConstNodeType,Nr=e.getCurrentStack,Rr=e.getDirection,kr=e.getDistanceAttenuation,Or=e.getGeometryRoughness,Lr=e.getNormalFromDepth,Ur=e.interleavedGradientNoise,Gr=e.vogelDiskSample,jr=e.getParallaxCorrectNormal,Er=e.getRoughness,Wr=e.getScreenPosition,qr=e.getShIrradianceAt,zr=e.getShadowMaterial,Zr=e.getShadowRenderObjectFunction,Xr=e.getTextureIndex,Hr=e.getViewPosition,Kr=e.globalId,Yr=e.glsl,Jr=e.glslFn,Qr=e.grayscale,$r=e.greaterThan,ea=e.greaterThanEqual,ta=e.hash,ra=e.highpModelNormalViewMatrix,aa=e.highpModelViewMatrix,oa=e.hue,ia=e.increment,na=e.incrementBefore,la=e.instance,sa=e.instanceIndex,ca=e.instancedArray,ma=e.instancedBufferAttribute,ua=e.instancedDynamicBufferAttribute,pa=e.instancedMesh,da=e.int,ga=e.intBitsToFloat,xa=e.inverse,ha=e.inverseSqrt,ba=e.inversesqrt,fa=e.invocationLocalIndex,wa=e.invocationSubgroupIndex,va=e.ior,Sa=e.iridescence,_a=e.iridescenceIOR,Ta=e.iridescenceThickness,ya=e.ivec2,Va=e.ivec3,Ma=e.ivec4,Fa=e.js,Da=e.label,Ia=e.length,Ba=e.lengthSq,Ca=e.lessThan,Pa=e.lessThanEqual,Aa=e.lightPosition,Na=e.lightProjectionUV,Ra=e.lightShadowMatrix,ka=e.lightTargetDirection,Oa=e.lightTargetPosition,La=e.lightViewPosition,Ua=e.lightingContext,Ga=e.lights,ja=e.linearDepth,Ea=e.linearToneMapping,Wa=e.localId,qa=e.log,za=e.log2,Za=e.logarithmicDepthToViewZ,Xa=e.luminance,Ha=e.mat2,Ka=e.mat3,Ya=e.mat4,Ja=e.matcapUV,Qa=e.materialAO,$a=e.materialAlphaTest,eo=e.materialAnisotropy,to=e.materialAnisotropyVector,ro=e.materialAttenuationColor,ao=e.materialAttenuationDistance,oo=e.materialClearcoat,io=e.materialClearcoatNormal,no=e.materialClearcoatRoughness,lo=e.materialColor,so=e.materialDispersion,co=e.materialEmissive,mo=e.materialEnvIntensity,uo=e.materialEnvRotation,po=e.materialIOR,go=e.materialIridescence,xo=e.materialIridescenceIOR,ho=e.materialIridescenceThickness,bo=e.materialLightMap,fo=e.materialLineDashOffset,wo=e.materialLineDashSize,vo=e.materialLineGapSize,So=e.materialLineScale,_o=e.materialLineWidth,To=e.materialMetalness,yo=e.materialNormal,Vo=e.materialOpacity,Mo=e.materialPointSize,Fo=e.materialReference,Do=e.materialReflectivity,Io=e.materialRefractionRatio,Bo=e.materialRotation,Co=e.materialRoughness,Po=e.materialSheen,Ao=e.materialSheenRoughness,No=e.materialShininess,Ro=e.materialSpecular,ko=e.materialSpecularColor,Oo=e.materialSpecularIntensity,Lo=e.materialSpecularStrength,Uo=e.materialThickness,Go=e.materialTransmission,jo=e.max,Eo=e.maxMipLevel,Wo=e.mediumpModelViewMatrix,qo=e.metalness,zo=e.min,Zo=e.mix,Xo=e.mixElement,Ho=e.mod,Ko=e.modInt,Yo=e.modelDirection,Jo=e.modelNormalMatrix,Qo=e.modelPosition,$o=e.modelRadius,ei=e.modelScale,ti=e.modelViewMatrix,ri=e.modelViewPosition,ai=e.modelViewProjection,oi=e.modelWorldMatrix,ii=e.modelWorldMatrixInverse,ni=e.morphReference,li=e.mrt,si=e.mul,ci=e.mx_aastep,mi=e.mx_add,ui=e.mx_atan2,pi=e.mx_cell_noise_float,di=e.mx_contrast,gi=e.mx_divide,xi=e.mx_fractal_noise_float,hi=e.mx_fractal_noise_vec2,bi=e.mx_fractal_noise_vec3,fi=e.mx_fractal_noise_vec4,wi=e.mx_frame,vi=e.mx_heighttonormal,Si=e.mx_hsvtorgb,_i=e.mx_ifequal,Ti=e.mx_ifgreater,yi=e.mx_ifgreatereq,Vi=e.mx_invert,Mi=e.mx_modulo,Fi=e.mx_multiply,Di=e.mx_noise_float,Ii=e.mx_noise_vec3,Bi=e.mx_noise_vec4,Ci=e.mx_place2d,Pi=e.mx_power,Ai=e.mx_ramp4,Ni=e.mx_ramplr,Ri=e.mx_ramptb,ki=e.mx_rgbtohsv,Oi=e.mx_rotate2d,Li=e.mx_rotate3d,Ui=e.mx_safepower,Gi=e.mx_separate,ji=e.mx_splitlr,Ei=e.mx_splittb,Wi=e.mx_srgb_texture_to_lin_rec709,qi=e.mx_subtract,zi=e.mx_timer,Zi=e.mx_transform_uv,Xi=e.mx_unifiednoise2d,Hi=e.mx_unifiednoise3d,Ki=e.mx_worley_noise_float,Yi=e.mx_worley_noise_vec2,Ji=e.mx_worley_noise_vec3,Qi=e.negate,$i=e.neutralToneMapping,en=e.nodeArray,tn=e.nodeImmutable,rn=e.nodeObject,an=e.nodeObjectIntent,on=e.nodeObjects,nn=e.nodeProxy,ln=e.nodeProxyIntent,sn=e.normalFlat,cn=e.normalGeometry,mn=e.normalLocal,un=e.normalMap,pn=e.normalView,dn=e.normalViewGeometry,gn=e.normalWorld,xn=e.normalWorldGeometry,hn=e.normalize,bn=e.not,fn=e.notEqual,wn=e.numWorkgroups,vn=e.objectDirection,Sn=e.objectGroup,_n=e.objectPosition,Tn=e.objectRadius,yn=e.objectScale,Vn=e.objectViewPosition,Mn=e.objectWorldMatrix,Fn=e.OnBeforeObjectUpdate,Dn=e.OnBeforeMaterialUpdate,In=e.OnObjectUpdate,Bn=e.OnMaterialUpdate,Cn=e.oneMinus,Pn=e.or,An=e.orthographicDepthToViewZ,Nn=e.oscSawtooth,Rn=e.oscSine,kn=e.oscSquare,On=e.oscTriangle,Ln=e.output,Un=e.outputStruct,Gn=e.overloadingFn,jn=e.packHalf2x16,En=e.packSnorm2x16,Wn=e.packUnorm2x16,qn=e.parabola,zn=e.parallaxDirection,Zn=e.parallaxUV,Xn=e.parameter,Hn=e.pass,Kn=e.passTexture,Yn=e.pcurve,Jn=e.perspectiveDepthToViewZ,Qn=e.pmremTexture,$n=e.pointShadow,el=e.pointUV,tl=e.pointWidth,rl=e.positionGeometry,al=e.positionLocal,ol=e.positionPrevious,il=e.positionView,nl=e.positionViewDirection,ll=e.positionWorld,sl=e.positionWorldDirection,cl=e.posterize,ml=e.pow,ul=e.pow2,pl=e.pow3,dl=e.pow4,gl=e.premultiplyAlpha,xl=e.property,hl=e.radians,bl=e.rand,fl=e.range,wl=e.rangeFog,vl=e.rangeFogFactor,Sl=e.reciprocal,_l=e.reference,Tl=e.referenceBuffer,yl=e.reflect,Vl=e.reflectVector,Ml=e.reflectView,Fl=e.reflector,Dl=e.refract,Il=e.refractVector,Bl=e.refractView,Cl=e.reinhardToneMapping,Pl=e.remap,Al=e.remapClamp,Nl=e.renderGroup,Rl=e.renderOutput,kl=e.rendererReference,Ol=e.replaceDefaultUV,Ll=e.rotate,Ul=e.rotateUV,Gl=e.roughness,jl=e.round,El=e.rtt,Wl=e.sRGBTransferEOTF,ql=e.sRGBTransferOETF,zl=e.sample,Zl=e.sampler,Xl=e.samplerComparison,Hl=e.saturate,Kl=e.saturation,Yl=e.screen,Jl=e.screenCoordinate,Ql=e.screenDPR,$l=e.screenSize,es=e.screenUV,ts=e.scriptable,rs=e.scriptableValue,as=e.select,os=e.setCurrentStack,is=e.setName,ns=e.shaderStages,ls=e.shadow,ss=e.shadowPositionWorld,cs=e.shapeCircle,ms=e.sharedUniformGroup,us=e.sheen,ps=e.sheenRoughness,ds=e.shiftLeft,gs=e.shiftRight,xs=e.shininess,hs=e.sign,bs=e.sin,fs=e.sinc,ws=e.skinning,vs=e.smoothstep,Ss=e.smoothstepElement,_s=e.specularColor,Ts=e.specularF90,ys=e.spherizeUV,Vs=e.split,Ms=e.spritesheetUV,Fs=e.sqrt,Ds=e.stack,Is=e.step,Bs=e.stepElement,Cs=e.storage,Ps=e.storageBarrier,As=e.storageTexture,Ns=e.string,Rs=e.struct,ks=e.sub,Os=e.subgroupAdd,Ls=e.subgroupAll,Us=e.subgroupAnd,Gs=e.subgroupAny,js=e.subgroupBallot,Es=e.subgroupBroadcast,Ws=e.subgroupBroadcastFirst,qs=e.subBuild,zs=e.subgroupElect,Zs=e.subgroupExclusiveAdd,Xs=e.subgroupExclusiveMul,Hs=e.subgroupInclusiveAdd,Ks=e.subgroupInclusiveMul,Ys=e.subgroupIndex,Js=e.subgroupMax,Qs=e.subgroupMin,$s=e.subgroupMul,ec=e.subgroupOr,tc=e.subgroupShuffle,rc=e.subgroupShuffleDown,ac=e.subgroupShuffleUp,oc=e.subgroupShuffleXor,ic=e.subgroupSize,nc=e.subgroupXor,lc=e.tan,sc=e.tangentGeometry,cc=e.tangentLocal,mc=e.tangentView,uc=e.tangentWorld,pc=e.texture,dc=e.texture3D,gc=e.textureBarrier,xc=e.textureBicubic,hc=e.textureBicubicLevel,bc=e.textureCubeUV,fc=e.textureLoad,wc=e.textureSize,vc=e.textureLevel,Sc=e.textureStore,_c=e.thickness,Tc=e.time,yc=e.toneMapping,Vc=e.toneMappingExposure,Mc=e.toonOutlinePass,Fc=e.transformDirection,Dc=e.transformNormal,Ic=e.transformNormalToView,Bc=e.transformedClearcoatNormalView,Cc=e.transformedNormalView,Pc=e.transformedNormalWorld,Ac=e.transmission,Nc=e.transpose,Rc=e.triNoise3D,kc=e.triplanarTexture,Oc=e.triplanarTextures,Lc=e.trunc,Uc=e.uint,Gc=e.uintBitsToFloat,jc=e.uniform,Ec=e.uniformArray,Wc=e.uniformCubeTexture,qc=e.uniformGroup,zc=e.uniformFlow,Zc=e.uniformTexture,Xc=e.unpackHalf2x16,Hc=e.unpackSnorm2x16,Kc=e.unpackUnorm2x16,Yc=e.unpremultiplyAlpha,Jc=e.userData,Qc=e.uv,$c=e.uvec2,em=e.uvec3,tm=e.uvec4,rm=e.varying,am=e.varyingProperty,om=e.vec2,im=e.vec3,nm=e.vec4,lm=e.vectorComponents,sm=e.velocity,cm=e.vertexColor,mm=e.vertexIndex,um=e.vertexStage,pm=e.vibrance,dm=e.viewZToLogarithmicDepth,gm=e.viewZToOrthographicDepth,xm=e.viewZToPerspectiveDepth,hm=e.viewport,bm=e.viewportCoordinate,fm=e.viewportDepthTexture,wm=e.viewportLinearDepth,vm=e.viewportMipTexture,Sm=e.viewportOpaqueMipTexture,_m=e.viewportResolution,Tm=e.viewportSafeUV,ym=e.viewportSharedTexture,Vm=e.viewportSize,Mm=e.viewportTexture,Fm=e.viewportUV,Dm=e.wgsl,Im=e.wgslFn,Bm=e.workgroupArray,Cm=e.workgroupBarrier,Pm=e.workgroupId,Am=e.workingToColorSpace,Nm=e.xor;export{t as BRDF_GGX,r as BRDF_Lambert,a as BasicPointShadowFilter,o as BasicShadowFilter,i as Break,n as Const,l as Continue,s as DFGLUT,c as D_GGX,m as Discard,u as EPSILON,p as F_Schlick,d as Fn,M as HALF_PI,g as INFINITY,x as If,h as Loop,b as NodeAccess,f as NodeShaderStage,w as NodeType,v as NodeUpdateType,Dn as OnBeforeMaterialUpdate,Fn as OnBeforeObjectUpdate,Bn as OnMaterialUpdate,In as OnObjectUpdate,S as PCFShadowFilter,_ as PCFSoftShadowFilter,T as PI,y as PI2,F as PointShadowFilter,D as Return,I as Schlick_to_F0,B as ScriptableNodeResources,C as ShaderNode,P as Stack,A as Switch,N as TBNViewMatrix,V as TWO_PI,R as VSMShadowFilter,k as V_GGX_SmithCorrelated,O as Var,L as VarIntent,U as abs,G as acesFilmicToneMapping,j as acos,E as add,W as addMethodChaining,q as addNodeElement,z as agxToneMapping,Z as all,X as alphaT,H as and,K as anisotropy,Y as anisotropyB,J as anisotropyT,Q as any,$ as append,ee as array,te as arrayBuffer,re as asin,ae as assign,oe as atan,ie as atomicAdd,ne as atomicAnd,le as atomicFunc,se as atomicLoad,ce as atomicMax,me as atomicMin,ue as atomicOr,pe as atomicStore,de as atomicSub,ge as atomicXor,xe as attenuationColor,he as attenuationDistance,be as attribute,fe as attributeArray,we as backgroundBlurriness,ve as backgroundIntensity,Se as backgroundRotation,_e as batch,Te as bentNormalView,ye as billboarding,Ve as bitAnd,Me as bitNot,Fe as bitOr,De as bitXor,Ie as bitangentGeometry,Be as bitangentLocal,Ce as bitangentView,Pe as bitangentWorld,Ae as bitcast,Ne as blendBurn,Re as blendColor,ke as blendDodge,Oe as blendOverlay,Le as blendScreen,Ue as blur,Ge as bool,je as buffer,Ee as bufferAttribute,qe as builtin,ze as builtinAOContext,Ze as builtinShadowContext,We as bumpMap,Xe as bvec2,He as bvec3,Ke as bvec4,Ye as bypass,Je as cache,Qe as call,$e as cameraFar,et as cameraIndex,tt as cameraNear,rt as cameraNormalMatrix,at as cameraPosition,ot as cameraProjectionMatrix,it as cameraProjectionMatrixInverse,nt as cameraViewMatrix,lt as cameraViewport,st as cameraWorldMatrix,ct as cbrt,mt as cdl,ut as ceil,pt as checker,dt as cineonToneMapping,gt as clamp,xt as clearcoat,ht as clearcoatNormalView,bt as clearcoatRoughness,ft as clipSpace,wt as code,vt as color,St as colorSpaceToWorking,_t as colorToDirection,Tt as compute,yt as computeKernel,Vt as computeSkinning,Mt as context,Ft as convert,Dt as convertColorSpace,It as convertToTexture,At as cos,Bt as countLeadingZeros,Ct as countOneBits,Pt as countTrailingZeros,Nt as cross,Rt as cubeTexture,kt as cubeTextureBase,Ot as dFdx,Lt as dFdy,Ut as dashSize,Gt as debug,jt as decrement,Et as decrementBefore,Wt as defaultBuildStages,qt as defaultShaderStages,zt as defined,Zt as degrees,Xt as deltaTime,Ht as densityFog,Kt as densityFogFactor,Yt as depth,Jt as depthPass,Qt as determinant,$t as difference,er as diffuseColor,tr as directPointLight,rr as directionToColor,ar as directionToFaceDirection,or as dispersion,ir as distance,nr as div,lr as dot,sr as drawIndex,cr as dynamicBufferAttribute,mr as element,ur as emissive,pr as equal,dr as equirectUV,gr as exp,xr as exp2,hr as exponentialHeightFogFactor,br as expression,fr as faceDirection,wr as faceForward,vr as faceforward,Sr as float,_r as floatBitsToInt,Tr as floatBitsToUint,yr as floor,Vr as fog,Mr as fract,Fr as frameGroup,Dr as frameId,Ir as frontFacing,Br as fwidth,Cr as gain,Pr as gapSize,Ar as getConstNodeType,Nr as getCurrentStack,Rr as getDirection,kr as getDistanceAttenuation,Or as getGeometryRoughness,Lr as getNormalFromDepth,jr as getParallaxCorrectNormal,Er as getRoughness,Wr as getScreenPosition,qr as getShIrradianceAt,zr as getShadowMaterial,Zr as getShadowRenderObjectFunction,Xr as getTextureIndex,Hr as getViewPosition,Kr as globalId,Yr as glsl,Jr as glslFn,Qr as grayscale,$r as greaterThan,ea as greaterThanEqual,ta as hash,ra as highpModelNormalViewMatrix,aa as highpModelViewMatrix,oa as hue,ia as increment,na as incrementBefore,la as instance,sa as instanceIndex,ca as instancedArray,ma as instancedBufferAttribute,ua as instancedDynamicBufferAttribute,pa as instancedMesh,da as int,ga as intBitsToFloat,Ur as interleavedGradientNoise,xa as inverse,ha as inverseSqrt,ba as inversesqrt,fa as invocationLocalIndex,wa as invocationSubgroupIndex,va as ior,Sa as iridescence,_a as iridescenceIOR,Ta as iridescenceThickness,ya as ivec2,Va as ivec3,Ma as ivec4,Fa as js,Da as label,Ia as length,Ba as lengthSq,Ca as lessThan,Pa as lessThanEqual,Aa as lightPosition,Na as lightProjectionUV,Ra as lightShadowMatrix,ka as lightTargetDirection,Oa as lightTargetPosition,La as lightViewPosition,Ua as lightingContext,Ga as lights,ja as linearDepth,Ea as linearToneMapping,Wa as localId,qa as log,za as log2,Za as logarithmicDepthToViewZ,Xa as luminance,Ha as mat2,Ka as mat3,Ya as mat4,Ja as matcapUV,Qa as materialAO,$a as materialAlphaTest,eo as materialAnisotropy,to as materialAnisotropyVector,ro as materialAttenuationColor,ao as materialAttenuationDistance,oo as materialClearcoat,io as materialClearcoatNormal,no as materialClearcoatRoughness,lo as materialColor,so as materialDispersion,co as materialEmissive,mo as materialEnvIntensity,uo as materialEnvRotation,po as materialIOR,go as materialIridescence,xo as materialIridescenceIOR,ho as materialIridescenceThickness,bo as materialLightMap,fo as materialLineDashOffset,wo as materialLineDashSize,vo as materialLineGapSize,So as materialLineScale,_o as materialLineWidth,To as materialMetalness,yo as materialNormal,Vo as materialOpacity,Mo as materialPointSize,Fo as materialReference,Do as materialReflectivity,Io as materialRefractionRatio,Bo as materialRotation,Co as materialRoughness,Po as materialSheen,Ao as materialSheenRoughness,No as materialShininess,Ro as materialSpecular,ko as materialSpecularColor,Oo as materialSpecularIntensity,Lo as materialSpecularStrength,Uo as materialThickness,Go as materialTransmission,jo as max,Eo as maxMipLevel,Wo as mediumpModelViewMatrix,qo as metalness,zo as min,Zo as mix,Xo as mixElement,Ho as mod,Ko as modInt,Yo as modelDirection,Jo as modelNormalMatrix,Qo as modelPosition,$o as modelRadius,ei as modelScale,ti as modelViewMatrix,ri as modelViewPosition,ai as modelViewProjection,oi as modelWorldMatrix,ii as modelWorldMatrixInverse,ni as morphReference,li as mrt,si as mul,ci as mx_aastep,mi as mx_add,ui as mx_atan2,pi as mx_cell_noise_float,di as mx_contrast,gi as mx_divide,xi as mx_fractal_noise_float,hi as mx_fractal_noise_vec2,bi as mx_fractal_noise_vec3,fi as mx_fractal_noise_vec4,wi as mx_frame,vi as mx_heighttonormal,Si as mx_hsvtorgb,_i as mx_ifequal,Ti as mx_ifgreater,yi as mx_ifgreatereq,Vi as mx_invert,Mi as mx_modulo,Fi as mx_multiply,Di as mx_noise_float,Ii as mx_noise_vec3,Bi as mx_noise_vec4,Ci as mx_place2d,Pi as mx_power,Ai as mx_ramp4,Ni as mx_ramplr,Ri as mx_ramptb,ki as mx_rgbtohsv,Oi as mx_rotate2d,Li as mx_rotate3d,Ui as mx_safepower,Gi as mx_separate,ji as mx_splitlr,Ei as mx_splittb,Wi as mx_srgb_texture_to_lin_rec709,qi as mx_subtract,zi as mx_timer,Zi as mx_transform_uv,Xi as mx_unifiednoise2d,Hi as mx_unifiednoise3d,Ki as mx_worley_noise_float,Yi as mx_worley_noise_vec2,Ji as mx_worley_noise_vec3,Qi as negate,$i as neutralToneMapping,en as nodeArray,tn as nodeImmutable,rn as nodeObject,an as nodeObjectIntent,on as nodeObjects,nn as nodeProxy,ln as nodeProxyIntent,sn as normalFlat,cn as normalGeometry,mn as normalLocal,un as normalMap,pn as normalView,dn as normalViewGeometry,gn as normalWorld,xn as normalWorldGeometry,hn as normalize,bn as not,fn as notEqual,wn as numWorkgroups,vn as objectDirection,Sn as objectGroup,_n as objectPosition,Tn as objectRadius,yn as objectScale,Vn as objectViewPosition,Mn as objectWorldMatrix,Cn as oneMinus,Pn as or,An as orthographicDepthToViewZ,Nn as oscSawtooth,Rn as oscSine,kn as oscSquare,On as oscTriangle,Ln as output,Un as outputStruct,Gn as overloadingFn,jn as packHalf2x16,En as packSnorm2x16,Wn as packUnorm2x16,qn as parabola,zn as parallaxDirection,Zn as parallaxUV,Xn as parameter,Hn as pass,Kn as passTexture,Yn as pcurve,Jn as perspectiveDepthToViewZ,Qn as pmremTexture,$n as pointShadow,el as pointUV,tl as pointWidth,rl as positionGeometry,al as positionLocal,ol as positionPrevious,il as positionView,nl as positionViewDirection,ll as positionWorld,sl as positionWorldDirection,cl as posterize,ml as pow,ul as pow2,pl as pow3,dl as pow4,gl as premultiplyAlpha,xl as property,hl as radians,bl as rand,fl as range,wl as rangeFog,vl as rangeFogFactor,Sl as reciprocal,_l as reference,Tl as referenceBuffer,yl as reflect,Vl as reflectVector,Ml as reflectView,Fl as reflector,Dl as refract,Il as refractVector,Bl as refractView,Cl as reinhardToneMapping,Pl as remap,Al as remapClamp,Nl as renderGroup,Rl as renderOutput,kl as rendererReference,Ol as replaceDefaultUV,Ll as rotate,Ul as rotateUV,Gl as roughness,jl as round,El as rtt,Wl as sRGBTransferEOTF,ql as sRGBTransferOETF,zl as sample,Zl as sampler,Xl as samplerComparison,Hl as saturate,Kl as saturation,Yl as screen,Jl as screenCoordinate,Ql as screenDPR,$l as screenSize,es as screenUV,ts as scriptable,rs as scriptableValue,as as select,os as setCurrentStack,is as setName,ns as shaderStages,ls as shadow,ss as shadowPositionWorld,cs as shapeCircle,ms as sharedUniformGroup,us as sheen,ps as sheenRoughness,ds as shiftLeft,gs as shiftRight,xs as shininess,hs as sign,bs as sin,fs as sinc,ws as skinning,vs as smoothstep,Ss as smoothstepElement,_s as specularColor,Ts as specularF90,ys as spherizeUV,Vs as split,Ms as spritesheetUV,Fs as sqrt,Ds as stack,Is as step,Bs as stepElement,Cs as storage,Ps as storageBarrier,As as storageTexture,Ns as string,Rs as struct,ks as sub,qs as subBuild,Os as subgroupAdd,Ls as subgroupAll,Us as subgroupAnd,Gs as subgroupAny,js as subgroupBallot,Es as subgroupBroadcast,Ws as subgroupBroadcastFirst,zs as subgroupElect,Zs as subgroupExclusiveAdd,Xs as subgroupExclusiveMul,Hs as subgroupInclusiveAdd,Ks as subgroupInclusiveMul,Ys as subgroupIndex,Js as subgroupMax,Qs as subgroupMin,$s as subgroupMul,ec as subgroupOr,tc as subgroupShuffle,rc as subgroupShuffleDown,ac as subgroupShuffleUp,oc as subgroupShuffleXor,ic as subgroupSize,nc as subgroupXor,lc as tan,sc as tangentGeometry,cc as tangentLocal,mc as tangentView,uc as tangentWorld,pc as texture,dc as texture3D,gc as textureBarrier,xc as textureBicubic,hc as textureBicubicLevel,bc as textureCubeUV,vc as textureLevel,fc as textureLoad,wc as textureSize,Sc as textureStore,_c as thickness,Tc as time,yc as toneMapping,Vc as toneMappingExposure,Mc as toonOutlinePass,Fc as transformDirection,Dc as transformNormal,Ic as transformNormalToView,Bc as transformedClearcoatNormalView,Cc as transformedNormalView,Pc as transformedNormalWorld,Ac as transmission,Nc as transpose,Rc as triNoise3D,kc as triplanarTexture,Oc as triplanarTextures,Lc as trunc,Uc as uint,Gc as uintBitsToFloat,jc as uniform,Ec as uniformArray,Wc as uniformCubeTexture,zc as uniformFlow,qc as uniformGroup,Zc as uniformTexture,Xc as unpackHalf2x16,Hc as unpackSnorm2x16,Kc as unpackUnorm2x16,Yc as unpremultiplyAlpha,Jc as userData,Qc as uv,$c as uvec2,em as uvec3,tm as uvec4,rm as varying,am as varyingProperty,om as vec2,im as vec3,nm as vec4,lm as vectorComponents,sm as velocity,cm as vertexColor,mm as vertexIndex,um as vertexStage,pm as vibrance,dm as viewZToLogarithmicDepth,gm as viewZToOrthographicDepth,xm as viewZToPerspectiveDepth,hm as viewport,bm as viewportCoordinate,fm as viewportDepthTexture,wm as viewportLinearDepth,vm as viewportMipTexture,Sm as viewportOpaqueMipTexture,_m as viewportResolution,Tm as viewportSafeUV,ym as viewportSharedTexture,Vm as viewportSize,Mm as viewportTexture,Fm as viewportUV,Gr as vogelDiskSample,Dm as wgsl,Im as wgslFn,Bm as workgroupArray,Cm as workgroupBarrier,Pm as workgroupId,Am as workingToColorSpace,Nm as xor}; diff --git a/build/three.webgpu.js b/build/three.webgpu.js index 80a02a092a0a5f..8ee8691964648b 100644 --- a/build/three.webgpu.js +++ b/build/three.webgpu.js @@ -18932,13 +18932,13 @@ class ViewportTextureNode extends TextureNode { this.isOutputTextureNode = true; /** - * The `updateBeforeType` is set to `NodeUpdateType.FRAME` since the node renders the - * scene once per frame in its {@link ViewportTextureNode#updateBefore} method. + * The `updateBeforeType` is set to `NodeUpdateType.RENDER` since the node should extract + * the current contents of the bound framebuffer for each render call. * * @type {string} - * @default 'frame' + * @default 'render' */ - this.updateBeforeType = NodeUpdateType.FRAME; + this.updateBeforeType = NodeUpdateType.RENDER; /** * The framebuffer texture for the current renderer context. @@ -41130,6 +41130,25 @@ const densityFogFactor = Fn( ( [ density ], builder ) => { } ); +/** + * Constructs a new height fog factor node. This fog factor requires a Y-up coordinate system. + * + * @tsl + * @function + * @param {Node} density - Defines the fog density. + * @param {Node} height - The height threshold in world space. Everything below this y-coordinate is affected by fog. + */ +const exponentialHeightFogFactor = Fn( ( [ density, height ], builder ) => { + + const viewZ = getViewZNode( builder ); + + const distance = height.sub( positionWorld.y ).max( 0 ).toConst(); + const m = distance.mul( viewZ ).toConst(); + + return density.mul( density, m, m ).negate().exp().oneMinus(); + +} ); + /** * This class can be used to configure a fog for the scene. * Nodes of this type are assigned to `Scene.fogNode`. @@ -47396,6 +47415,7 @@ var TSL = /*#__PURE__*/Object.freeze({ equirectUV: equirectUV, exp: exp, exp2: exp2, + exponentialHeightFogFactor: exponentialHeightFogFactor, expression: expression, faceDirection: faceDirection, faceForward: faceForward, diff --git a/build/three.webgpu.min.js b/build/three.webgpu.min.js index c82ce62c331104..b9d5fe97468b46 100644 --- a/build/three.webgpu.min.js +++ b/build/three.webgpu.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2025 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 P,CubeTexture as L,CubeReflectionMapping as F,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,WebGLCubeRenderTarget 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,RenderTarget as Ne,LinearSRGBColorSpace as Se,RGBAFormat as Re,CubeUVReflectionMapping as Ae,BufferAttribute as Ee,MeshStandardMaterial as we,MeshPhysicalMaterial as Ce,MeshToonMaterial as Me,MeshMatcapMaterial as Be,SpriteMaterial as Pe,PointsMaterial as Le,ShadowMaterial as Fe,Uint32BufferAttribute as De,Uint16BufferAttribute as Ue,arrayNeedsUint32 as Ie,DepthStencilFormat as Oe,DepthFormat as Ve,UnsignedInt248Type as ke,UnsignedByteType as Ge,NormalBlending as ze,SrcAlphaFactor as $e,OneMinusSrcAlphaFactor as We,AddEquation as He,MaterialBlending as qe,Plane as je,Object3D as Xe,LinearMipMapLinearFilter as Ke,Float32BufferAttribute as Ye,UVMapping as Qe,VSMShadowMap as Ze,BasicShadowMap as Je,CubeDepthTexture as et,SphereGeometry as tt,LinearMipmapNearestFilter as rt,NearestMipmapLinearFilter as st,Float16BufferAttribute as it,REVISION as nt,ArrayCamera as at,PlaneGeometry as ot,FrontSide as ut,CustomBlending as lt,ZeroFactor as dt,CylinderGeometry as ct,Quaternion as ht,WebXRController as pt,RAD2DEG as gt,PCFShadowMap as mt,FrustumArray as ft,Frustum as yt,RedIntegerFormat as bt,RedFormat as xt,ShortType as Tt,ByteType as _t,UnsignedShortType as vt,RGIntegerFormat as Nt,RGBIntegerFormat as St,RGBFormat as Rt,RGBAIntegerFormat as At,TimestampQuery as Et,createCanvasElement as wt,ReverseSubtractEquation as Ct,SubtractEquation as Mt,OneMinusDstAlphaFactor as Bt,OneMinusDstColorFactor as Pt,OneMinusSrcColorFactor as Lt,DstAlphaFactor as Ft,DstColorFactor as Dt,SrcAlphaSaturateFactor as Ut,SrcColorFactor as It,OneFactor as Ot,CullFaceNone as Vt,CullFaceBack as kt,CullFaceFront as Gt,MultiplyBlending as zt,SubtractiveBlending as $t,AdditiveBlending as Wt,NotEqualDepth as Ht,GreaterDepth as qt,GreaterEqualDepth as jt,EqualDepth as Xt,LessEqualDepth as Kt,LessDepth as Yt,AlwaysDepth as Qt,NeverDepth as Zt,UnsignedShort4444Type as Jt,UnsignedShort5551Type as er,UnsignedInt5999Type as tr,UnsignedInt101111Type as rr,AlphaFormat as sr,RGB_S3TC_DXT1_Format as ir,RGBA_S3TC_DXT1_Format as nr,RGBA_S3TC_DXT3_Format as ar,RGBA_S3TC_DXT5_Format as or,RGB_PVRTC_4BPPV1_Format as ur,RGB_PVRTC_2BPPV1_Format as lr,RGBA_PVRTC_4BPPV1_Format as dr,RGBA_PVRTC_2BPPV1_Format as cr,RGB_ETC1_Format as hr,RGB_ETC2_Format as pr,RGBA_ETC2_EAC_Format as gr,R11_EAC_Format as mr,SIGNED_R11_EAC_Format as fr,SIGNED_RG11_EAC_Format as yr,RGBA_ASTC_4x4_Format as br,RGBA_ASTC_5x4_Format as xr,RGBA_ASTC_5x5_Format as Tr,RGBA_ASTC_6x5_Format as _r,RGBA_ASTC_6x6_Format as vr,RGBA_ASTC_8x5_Format as Nr,RGBA_ASTC_8x6_Format as Sr,RGBA_ASTC_8x8_Format as Rr,RGBA_ASTC_10x5_Format as Ar,RGBA_ASTC_10x6_Format as Er,RGBA_ASTC_10x8_Format as wr,RGBA_ASTC_10x10_Format as Cr,RGBA_ASTC_12x10_Format as Mr,RGBA_ASTC_12x12_Format as Br,RGBA_BPTC_Format as Pr,RED_RGTC1_Format as Lr,SIGNED_RED_RGTC1_Format as Fr,SIGNED_RED_GREEN_RGTC2_Format as Dr,MirroredRepeatWrapping as Ur,RepeatWrapping as Ir,NearestMipmapNearestFilter as Or,NotEqualCompare as Vr,GreaterCompare as kr,GreaterEqualCompare as Gr,EqualCompare as zr,LessEqualCompare 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,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,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,PCFSoftShadowMap,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"],Ps=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>>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 Ds=e=>Fs(e),Us=e=>Fs(e),Is=(...e)=>Fs(e),Os=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Vs=new WeakMap;function ks(e){return Os.get(e)}function Gs(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 zs(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)}function $s(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Hs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function qs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Ks(u[0]):null}function js(e){let t=Vs.get(e);return void 0===t&&(t={},Vs.set(e,t)),t}function Xs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ys=Object.freeze({__proto__:null,arrayBufferToBase64:Xs,base64ToArrayBuffer:Ks,getAlignmentFromType:Ws,getDataFromObject:js,getLengthFromType:zs,getMemoryLengthFromType:$s,getTypeFromLength:ks,getTypedArrayFromType:Gs,getValueFromType:qs,getValueType:Hs,hash:Is,hashArray:Us,hashString:Ds});const Qs={VERTEX:"vertex",FRAGMENT:"fragment"},Zs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Js={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ei={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ti=["fragment","vertex"],ri=["setup","analyze","generate"],si=[...ti,"compute"],ii=["x","y","z","w"],ni={analyze:"setup",generate:"analyze"};let ai=0;class oi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Zs.NONE,this.updateBeforeType=Zs.NONE,this.updateAfterType=Zs.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:ai++})}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,Zs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Zs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Zs.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}}class ui extends oi{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)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class li extends oi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class di extends oi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class ci extends di{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const hi=ii.join("");class pi extends oi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ii.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===hi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${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 gi extends di{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("");oi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ti?Ti.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=_i.get("assign");return this.addToStack(t(...e))}},oi.prototype.toVarIntent=function(){return this},oi.prototype.get=function(e){return new xi(this,e)};const Si={};function Ri(e,t,r){Si[e]=Si[t]=Si[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new pi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();oi.prototype["set"+s]=oi.prototype["set"+i]=oi.prototype["set"+n]=function(t){const r=Ni(e);return new gi(this,r,Qi(t))},oi.prototype["flip"+s]=oi.prototype["flip"+i]=oi.prototype["flip"+n]=function(){const t=Ni(e);return new mi(this,t)}}const Ai=["x","y","z","w"],Ei=["r","g","b","a"],wi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ai[e],r=Ei[e],s=wi[e];Ri(t,r,s);for(let i=0;i<4;i++){t=Ai[e]+Ai[i],r=Ei[e]+Ei[i],s=wi[e]+wi[i],Ri(t,r,s);for(let n=0;n<4;n++){t=Ai[e]+Ai[i]+Ai[n],r=Ei[e]+Ei[i]+Ei[n],s=wi[e]+wi[i]+wi[n],Ri(t,r,s);for(let a=0;a<4;a++)t=Ai[e]+Ai[i]+Ai[n]+Ai[a],r=Ei[e]+Ei[i]+Ei[n]+Ei[a],s=wi[e]+wi[i]+wi[n]+wi[a],Ri(t,r,s)}}}for(let e=0;e<32;e++)Si[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ui(this,new bi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};Object.defineProperties(oi.prototype,Si);const Ci=new WeakMap,Mi=function(e,t=null){for(const r in e)e[r]=Qi(e[r],t);return e},Bi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...en(d(t)))):null!==r?(r=Qi(r),n=(...s)=>i(new e(t,...en(d(s)),r))):n=(...r)=>i(new e(t,...en(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},Li=function(e,...t){return new e(...en(t))};class Fi extends oi{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=Ci.get(e.constructor);void 0===s&&(s=new WeakMap,Ci.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Qi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Ji(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Qi(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 Ji(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 Qi(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 oi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Qi(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=Qi(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 Di extends oi{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 Fi(this,e)}setup(){return this.call()}}const Ui=[!1,!0],Ii=[0,1,2,3],Oi=[-1,-2],Vi=[.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],ki=new Map;for(const e of Ui)ki.set(e,new bi(e));const Gi=new Map;for(const e of Ii)Gi.set(e,new bi(e,"uint"));const zi=new Map([...Gi].map(e=>new bi(e.value,"int")));for(const e of Oi)zi.set(e,new bi(e,"int"));const $i=new Map([...zi].map(e=>new bi(e.value)));for(const e of Vi)$i.set(e,new bi(e));for(const e of Vi)$i.set(-e,new bi(-e));const Wi={bool:ki,uint:Gi,ints:zi,float:$i},Hi=new Map([...ki,...$i]),qi=(e,t)=>Hi.has(e)?Hi.get(e):!0===e.isNode?e:new bi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),new bi(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=[qs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Zi(t.get(r[0]));if(1===r.length){const t=qi(r[0],e);return t.nodeType===e?Zi(t):Zi(new li(t,e))}const s=r.map(e=>qi(e));return Zi(new ci(s,e))}},Xi=e=>"object"==typeof e&&null!==e?e.value:e,Ki=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Yi(e,t){return new Di(e,t)}const Qi=(e,t=null)=>function(e,t=null){const r=Hs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Qi(qi(e,t)):"shader"===r?e.isFn?e:on(e):e}(e,t),Zi=(e,t=null)=>Qi(e,t).toVarIntent(),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null)=>new Bi(e,t),tn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),rn=(e,...t)=>new Li(e,...t),sn=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let nn=0;class an extends oi{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."),t=null)),this.shaderNode=new Yi(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"+nn++,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. 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t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new xa(e,r)};class _a extends di{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 va=(...e)=>{let t;if(1===e.length){const r=e[0];t=new _a(null,r.length,r)}else{const r=e[0],s=e[1];t=new _a(r,s)}return Qi(t)};vi("toArray",(e,t)=>va(Array(t).fill(e)));class Na extends di{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 ii.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} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?en(t):Ji(t[0]),new Ra(Qi(e),t));vi("call",Aa);const Ea={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class wa extends di{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new wa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${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} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ca=sn(wa,"+").setParameterLength(2,1/0).setName("add"),Ma=sn(wa,"-").setParameterLength(2,1/0).setName("sub"),Ba=sn(wa,"*").setParameterLength(2,1/0).setName("mul"),Pa=sn(wa,"/").setParameterLength(2,1/0).setName("div"),La=sn(wa,"%").setParameterLength(2).setName("mod"),Fa=sn(wa,"==").setParameterLength(2).setName("equal"),Da=sn(wa,"!=").setParameterLength(2).setName("notEqual"),Ua=sn(wa,"<").setParameterLength(2).setName("lessThan"),Ia=sn(wa,">").setParameterLength(2).setName("greaterThan"),Oa=sn(wa,"<=").setParameterLength(2).setName("lessThanEqual"),Va=sn(wa,">=").setParameterLength(2).setName("greaterThanEqual"),ka=sn(wa,"&&").setParameterLength(2,1/0).setName("and"),Ga=sn(wa,"||").setParameterLength(2,1/0).setName("or"),za=sn(wa,"!").setParameterLength(1).setName("not"),$a=sn(wa,"^^").setParameterLength(2).setName("xor"),Wa=sn(wa,"&").setParameterLength(2).setName("bitAnd"),Ha=sn(wa,"~").setParameterLength(1).setName("bitNot"),qa=sn(wa,"|").setParameterLength(2).setName("bitOr"),ja=sn(wa,"^").setParameterLength(2).setName("bitXor"),Xa=sn(wa,"<<").setParameterLength(2).setName("shiftLeft"),Ka=sn(wa,">>").setParameterLength(2).setName("shiftRight"),Ya=on(([e])=>(e.addAssign(1),e)),Qa=on(([e])=>(e.subAssign(1),e)),Za=on(([e])=>{const t=gn(e).toConst();return e.addAssign(1),t}),Ja=on(([e])=>{const t=gn(e).toConst();return e.subAssign(1),t});vi("add",Ca),vi("sub",Ma),vi("mul",Ba),vi("div",Pa),vi("mod",La),vi("equal",Fa),vi("notEqual",Da),vi("lessThan",Ua),vi("greaterThan",Ia),vi("lessThanEqual",Oa),vi("greaterThanEqual",Va),vi("and",ka),vi("or",Ga),vi("not",za),vi("xor",$a),vi("bitAnd",Wa),vi("bitNot",Ha),vi("bitOr",qa),vi("bitXor",ja),vi("shiftLeft",Xa),vi("shiftRight",Ka),vi("incrementBefore",Ya),vi("decrementBefore",Qa),vi("increment",Za),vi("decrement",Ja);const eo=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(gn(e),gn(t)));vi("modInt",eo);class to extends di{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===to.MAX||e===to.MIN)&&arguments.length>3){let i=new to(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===to.LENGTH||t===to.DISTANCE||t===to.DOT?"float":t===to.CROSS?"vec3":t===to.ALL||t===to.ANY?"bool":t===to.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===to.ONE_MINUS)i=Ma(1,t);else if(s===to.RECIPROCAL)i=Pa(1,t);else if(s===to.DIFFERENCE)i=Co(Ma(t,r));else if(s===to.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Rn(_n(n),0):s=Rn(_n(s),0);const a=Ba(s,n).xyz;i=_o(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===to.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===to.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===to.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==to.MIN&&r!==to.MAX?r===to.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===to.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===to.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==to.DFDX&&r!==to.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${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}}to.ALL="all",to.ANY="any",to.RADIANS="radians",to.DEGREES="degrees",to.EXP="exp",to.EXP2="exp2",to.LOG="log",to.LOG2="log2",to.SQRT="sqrt",to.INVERSE_SQRT="inversesqrt",to.FLOOR="floor",to.CEIL="ceil",to.NORMALIZE="normalize",to.FRACT="fract",to.SIN="sin",to.COS="cos",to.TAN="tan",to.ASIN="asin",to.ACOS="acos",to.ATAN="atan",to.ABS="abs",to.SIGN="sign",to.LENGTH="length",to.NEGATE="negate",to.ONE_MINUS="oneMinus",to.DFDX="dFdx",to.DFDY="dFdy",to.ROUND="round",to.RECIPROCAL="reciprocal",to.TRUNC="trunc",to.FWIDTH="fwidth",to.TRANSPOSE="transpose",to.DETERMINANT="determinant",to.INVERSE="inverse",to.EQUALS="equals",to.MIN="min",to.MAX="max",to.STEP="step",to.REFLECT="reflect",to.DISTANCE="distance",to.DIFFERENCE="difference",to.DOT="dot",to.CROSS="cross",to.POW="pow",to.TRANSFORM_DIRECTION="transformDirection",to.MIX="mix",to.CLAMP="clamp",to.REFRACT="refract",to.SMOOTHSTEP="smoothstep",to.FACEFORWARD="faceforward";const ro=pn(1e-6),so=pn(1e6),io=pn(Math.PI),no=pn(2*Math.PI),ao=pn(2*Math.PI),oo=pn(.5*Math.PI),uo=sn(to,to.ALL).setParameterLength(1),lo=sn(to,to.ANY).setParameterLength(1),co=sn(to,to.RADIANS).setParameterLength(1),ho=sn(to,to.DEGREES).setParameterLength(1),po=sn(to,to.EXP).setParameterLength(1),go=sn(to,to.EXP2).setParameterLength(1),mo=sn(to,to.LOG).setParameterLength(1),fo=sn(to,to.LOG2).setParameterLength(1),yo=sn(to,to.SQRT).setParameterLength(1),bo=sn(to,to.INVERSE_SQRT).setParameterLength(1),xo=sn(to,to.FLOOR).setParameterLength(1),To=sn(to,to.CEIL).setParameterLength(1),_o=sn(to,to.NORMALIZE).setParameterLength(1),vo=sn(to,to.FRACT).setParameterLength(1),No=sn(to,to.SIN).setParameterLength(1),So=sn(to,to.COS).setParameterLength(1),Ro=sn(to,to.TAN).setParameterLength(1),Ao=sn(to,to.ASIN).setParameterLength(1),Eo=sn(to,to.ACOS).setParameterLength(1),wo=sn(to,to.ATAN).setParameterLength(1,2),Co=sn(to,to.ABS).setParameterLength(1),Mo=sn(to,to.SIGN).setParameterLength(1),Bo=sn(to,to.LENGTH).setParameterLength(1),Po=sn(to,to.NEGATE).setParameterLength(1),Lo=sn(to,to.ONE_MINUS).setParameterLength(1),Fo=sn(to,to.DFDX).setParameterLength(1),Do=sn(to,to.DFDY).setParameterLength(1),Uo=sn(to,to.ROUND).setParameterLength(1),Io=sn(to,to.RECIPROCAL).setParameterLength(1),Oo=sn(to,to.TRUNC).setParameterLength(1),Vo=sn(to,to.FWIDTH).setParameterLength(1),ko=sn(to,to.TRANSPOSE).setParameterLength(1),Go=sn(to,to.DETERMINANT).setParameterLength(1),zo=sn(to,to.INVERSE).setParameterLength(1),$o=sn(to,to.MIN).setParameterLength(2,1/0),Wo=sn(to,to.MAX).setParameterLength(2,1/0),Ho=sn(to,to.STEP).setParameterLength(2),qo=sn(to,to.REFLECT).setParameterLength(2),jo=sn(to,to.DISTANCE).setParameterLength(2),Xo=sn(to,to.DIFFERENCE).setParameterLength(2),Ko=sn(to,to.DOT).setParameterLength(2),Yo=sn(to,to.CROSS).setParameterLength(2),Qo=sn(to,to.POW).setParameterLength(2),Zo=e=>Ba(e,e),Jo=e=>Ba(e,e,e),eu=e=>Ba(e,e,e,e),tu=sn(to,to.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ba(Mo(e),Qo(Co(e),1/3)),su=e=>Ko(e,e),iu=sn(to,to.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Qi(new to(to.CLAMP,Qi(e),Qi(t),Qi(r))),au=e=>nu(e),ou=sn(to,to.REFRACT).setParameterLength(3),uu=sn(to,to.SMOOTHSTEP).setParameterLength(3),lu=sn(to,to.FACEFORWARD).setParameterLength(3),du=on(([e])=>{const t=Ko(e.xy,yn(12.9898,78.233)),r=La(t,io);return vo(No(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=lu,mu=bo;vi("all",uo),vi("any",lo),vi("radians",co),vi("degrees",ho),vi("exp",po),vi("exp2",go),vi("log",mo),vi("log2",fo),vi("sqrt",yo),vi("inverseSqrt",bo),vi("floor",xo),vi("ceil",To),vi("normalize",_o),vi("fract",vo),vi("sin",No),vi("cos",So),vi("tan",Ro),vi("asin",Ao),vi("acos",Eo),vi("atan",wo),vi("abs",Co),vi("sign",Mo),vi("length",Bo),vi("lengthSq",su),vi("negate",Po),vi("oneMinus",Lo),vi("dFdx",Fo),vi("dFdy",Do),vi("round",Uo),vi("reciprocal",Io),vi("trunc",Oo),vi("fwidth",Vo),vi("min",$o),vi("max",Wo),vi("step",pu),vi("reflect",qo),vi("distance",jo),vi("dot",Ko),vi("cross",Yo),vi("pow",Qo),vi("pow2",Zo),vi("pow3",Jo),vi("pow4",eu),vi("transformDirection",tu),vi("mix",cu),vi("clamp",nu),vi("refract",ou),vi("smoothstep",hu),vi("faceForward",lu),vi("difference",Xo),vi("saturate",au),vi("cbrt",ru),vi("transpose",ko),vi("determinant",Go),vi("inverse",zo),vi("rand",du);class fu extends oi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Dn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${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."),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."),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 yu=tn(fu).setParameterLength(2,3);vi("select",yu);class bu extends oi{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 xu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new bu(r,t)},Tu=e=>xu(e,{uniformFlow:!0}),_u=(e,t)=>xu(e,{nodeName:t});function vu(e,t,r=null){return xu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Nu(e,t=null){return xu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Su(e,t){return d('TSL: "label()" has been deprecated. 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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.');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 Au=tn(Ru),Eu=(e,t=null)=>Au(e,t).toStack(),wu=(e,t=null)=>Au(e,t,!0).toStack(),Cu=e=>Au(e).setIntent(!0).toStack();vi("toVar",Eu),vi("toConst",wu),vi("toVarIntent",Cu);class Mu extends oi{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 Bu=(e,t,r=null)=>Qi(new Mu(Qi(e),t,r));class Pu extends oi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,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=Bu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.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,Qs.VERTEX);e.flowNodeFromShaderStage(Qs.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Lu=tn(Pu).setParameterLength(1,2),Fu=e=>Lu(e);vi("toVarying",Lu),vi("toVertexStage",Fu);const Du=on(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=on(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Iu="WorkingColorSpace";class Ou extends di{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===Iu?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=Rn(Du(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Rn(Mn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Rn(Uu(i.rgb),i.a)),i):i}}const Vu=(e,t)=>Qi(new Ou(Qi(e),Iu,t)),ku=(e,t)=>Qi(new Ou(Qi(e),t,Iu));vi("workingToColorSpace",Vu),vi("colorSpaceToWorking",ku);let Gu=class extends ui{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 zu extends oi{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=Zs.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Gu(this,Qi(e))}setNodeType(e){const t=Ta(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 $u(e,t,r);class Hu extends di{static get type(){return"ToneMappingNode"}constructor(e,t=ju,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(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=Rn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Qi(new Hu(e,Qi(t),Qi(r))),ju=Wu("toneMappingExposure","float");vi("toneMapping",(e,t,r)=>qu(t,r,e));const Xu=new WeakMap;function Ku(e,t){let r=Xu.get(e);return void 0===r&&(r=new b(e,t),Xu.set(e,r)),r}class Yu extends fi{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?Ku(s.array,i):Ku(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=Lu(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 Qu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Mn(new Yu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Bn(new Yu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Yu(e,t,r,s).setUsage(i)}const Zu=(e,t=null,r=0,s=0)=>Qu(e,t,r,s),Ju=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,f,!0),el=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,x,!0);vi("toAttribute",e=>Zu(e.value));class tl extends oi{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=Zs.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.'),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 rl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;erl(e,r).setCount(t);vi("compute",sl),vi("computeKernel",rl);class il extends oi{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 nl=e=>new il(Qi(e));function al(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),nl(e).setParent(t)}vi("cache",al),vi("isolate",nl);class ol extends oi{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 ul=tn(ol).setParameterLength(2);vi("bypass",ul);class ll extends oi{static get type(){return"RemapNode"}constructor(e,t,r,s=pn(0),i=pn(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 dl=tn(ll,null,null,{doClamp:!1}).setParameterLength(3,5),cl=tn(ll).setParameterLength(3,5);vi("remap",dl),vi("remapClamp",cl);class hl extends oi{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 pl=tn(hl).setParameterLength(1,2),gl=e=>(e?yu(e,pl("discard")):pl("discard")).toStack();vi("discard",gl);class ml extends di{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 fl=(e,t=null,r=null)=>Qi(new ml(Qi(e),t,r));vi("renderOutput",fl);class yl extends di{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 bl=(e,t=null)=>Qi(new yl(Qi(e),t)).toStack();vi("debug",bl);class xl{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 Tl extends oi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Zs.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!==xl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function _l(e,t="",r=null){return(e=Qi(e)).before(new Tl(e,t,r))}vi("toInspector",_l);class vl extends oi{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 Lu(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 Nl=(e,t=null)=>new vl(e,t),Sl=(e=0)=>Nl("uv"+(e>0?e:""),"vec2");class Rl extends oi{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 Al=tn(Rl).setParameterLength(1,2);class El extends xa{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Zs.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 wl=tn(El).setParameterLength(1),Cl=new N;class Ml extends xa{static get type(){return"TextureNode"}constructor(e=Cl,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=Zs.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 Sl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Ta(this.value.matrix)),this._matrixUniform.mul(_n(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Ta(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(gn(Al(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 Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=on(()=>{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?Zs.OBJECT:Zs.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=Ho(pl(x,"float"),pl(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=ku(pl(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=Qi(e),t.referenceNode=this.getBase(),Qi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Qi(e).mul(wl(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),Qi(t)}level(e){const t=this.clone();return t.levelNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}size(e){return Al(this,e)}bias(e){const t=this.clone();return t.biasNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Qi(e),Qi(t)],r.referenceNode=this.getBase(),Qi(r)}depth(e){const t=this.clone();return t.depthNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}offset(e){const t=this.clone();return t.offsetNode=Qi(e),t.referenceNode=this.getBase(),Qi(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 Bl=tn(Ml).setParameterLength(1,4).setName("texture"),Pl=(e=Cl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Qi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=Bl(e,t,r,s),i},Ll=(...e)=>Pl(...e).setSampler(!1);class Fl extends xa{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 Dl=(e,t,r)=>new Fl(e,t,r);class Ul extends ui{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 Il extends Fl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Hs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Zs.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 Il(e,t);const Vl=tn(class extends oi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let kl,Gl;class zl extends oi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===zl.DPR?"float":this.scope===zl.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Zs.NONE;return this.scope!==zl.SIZE&&this.scope!==zl.VIEWPORT&&this.scope!==zl.DPR||(e=Zs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===zl.VIEWPORT?null!==t?Gl.copy(t.viewport):(e.getViewport(Gl),Gl.multiplyScalar(e.getPixelRatio())):this.scope===zl.DPR?this._output.value=e.getPixelRatio():null!==t?(kl.width=t.width,kl.height=t.height):e.getDrawingBufferSize(kl)}setup(){const e=this.scope;let r=null;return r=e===zl.SIZE?Ta(kl||(kl=new t)):e===zl.VIEWPORT?Ta(Gl||(Gl=new s)):e===zl.DPR?Ta(1):yn(ql.div(Hl)),this._output=r,r}generate(e){if(this.scope===zl.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Hl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}zl.COORDINATE="coordinate",zl.VIEWPORT="viewport",zl.SIZE="size",zl.UV="uv",zl.DPR="dpr";const $l=rn(zl,zl.DPR),Wl=rn(zl,zl.UV),Hl=rn(zl,zl.SIZE),ql=rn(zl,zl.COORDINATE),jl=rn(zl,zl.VIEWPORT),Xl=jl.zw,Kl=ql.sub(jl.xy),Yl=Kl.div(Xl),Ql=on(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),Hl),"vec2").once()(),Zl=Ta(0,"uint").setName("u_cameraIndex").setGroup(ma("cameraIndex")).toVarying("v_cameraIndex"),Jl=Ta("float").setName("cameraNear").setGroup(ya).onRenderUpdate(({camera:e})=>e.near),ed=Ta("float").setName("cameraFar").setGroup(ya).onRenderUpdate(({camera:e})=>e.far),td=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Ol(r).setGroup(ya).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrix")}else t=Ta("mat4").setName("cameraProjectionMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),rd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Ol(r).setGroup(ya).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrixInverse")}else t=Ta("mat4").setName("cameraProjectionMatrixInverse").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),sd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Ol(r).setGroup(ya).setName("cameraViewMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraViewMatrix")}else t=Ta("mat4").setName("cameraViewMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),id=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Ol(r).setGroup(ya).setName("cameraWorldMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraWorldMatrix")}else t=Ta("mat4").setName("cameraWorldMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),nd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Ol(r).setGroup(ya).setName("cameraNormalMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraNormalMatrix")}else t=Ta("mat3").setName("cameraNormalMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),ad=on(({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()(),od=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Ol(r,"vec4").setGroup(ya).setName("cameraViewports").element(Zl).toConst("cameraViewport")}else t=Rn(0,0,Hl.x,Hl.y).toConst("cameraViewport");return t}).once()(),ud=new C;class ld extends oi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Zs.OBJECT,this.uniformNode=new xa(null)}getNodeType(){const e=this.scope;return e===ld.WORLD_MATRIX?"mat4":e===ld.POSITION||e===ld.VIEW_POSITION||e===ld.DIRECTION||e===ld.SCALE?"vec3":e===ld.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===ld.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===ld.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===ld.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===ld.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===ld.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===ld.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ud.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ud.radius}}generate(e){const t=this.scope;return t===ld.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===ld.POSITION||t===ld.VIEW_POSITION||t===ld.DIRECTION||t===ld.SCALE?this.uniformNode.nodeType="vec3":t===ld.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}}ld.WORLD_MATRIX="worldMatrix",ld.POSITION="position",ld.SCALE="scale",ld.VIEW_POSITION="viewPosition",ld.DIRECTION="direction",ld.RADIUS="radius";const dd=tn(ld,ld.DIRECTION).setParameterLength(1),cd=tn(ld,ld.WORLD_MATRIX).setParameterLength(1),hd=tn(ld,ld.POSITION).setParameterLength(1),pd=tn(ld,ld.SCALE).setParameterLength(1),gd=tn(ld,ld.VIEW_POSITION).setParameterLength(1),md=tn(ld,ld.RADIUS).setParameterLength(1);class fd extends ld{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const yd=rn(fd,fd.DIRECTION),bd=rn(fd,fd.WORLD_MATRIX),xd=rn(fd,fd.POSITION),Td=rn(fd,fd.SCALE),_d=rn(fd,fd.VIEW_POSITION),vd=rn(fd,fd.RADIUS),Nd=Ta(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Sd=Ta(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Rd=on(e=>e.context.modelViewMatrix||Ad).once()().toVar("modelViewMatrix"),Ad=sd.mul(bd),Ed=on(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Ta("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),wd=on(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Ta("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Cd=on(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Rn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Md=Nl("position","vec3"),Bd=Md.toVarying("positionLocal"),Pd=Md.toVarying("positionPrevious"),Ld=on(e=>"fragment"===e.shaderStage&&e.material.vertexNode?id.mul(Dd).xyz.toVar("positionWorld"):bd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=on(()=>Bd.transformDirection(bd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=on(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=rd.mul(Cd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION"])(),Ud=on(e=>{let t;return t=e.camera.isOrthographicCamera?_n(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Id extends oi{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 Od=rn(Id),Vd=pn(Od).mul(2).sub(1),kd=on(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(Vd)),e}),Gd=Nl("normal","vec3"),zd=on(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),_n(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=on(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=on(e=>{let t=Wd.transformDirection(sd);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),qd=on(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),jd=qd.transformDirection(sd).toVar("normalWorld"),Xd=on(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?qd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=on(([e,t=bd])=>{const r=Mn(t),s=e.div(_n(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=on(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Nd.mul(e);return sd.transformDirection(s)}),Qd=on(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),qd)).once(["NORMAL","VERTEX"])(),Zd=on(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),jd)).once(["NORMAL","VERTEX"])(),Jd=on(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new P,tc=new a,rc=Ta(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=Ta(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=Ta(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?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Ud.negate().reflect(qd),ac=Ud.negate().refract(qd,rc),oc=nc.transformDirection(sd).toVar("reflectVector"),uc=ac.transformDirection(sd).toVar("reflectVector"),lc=new L;class dc extends Ml{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===F?oc:e.mapping===D?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),_n(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?_n(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=_n(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=tn(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Qi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=cc(e,t,r,s),i};class pc extends ui{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 gc extends oi{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=Zs.OBJECT}element(e){return new pc(this,Qi(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?Dl(null,e,this.count):Array.isArray(this.getValueFromReference())?Ol(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):Ta(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 gc(e,t,r),fc=(e,t,r,s)=>new gc(e,t,s,r);class yc extends gc{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 bc=(e,t,r=null)=>new yc(e,t,r),xc=Sl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=qd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Pc=wc.mul(Mc).toVar("bitangentViewFrame"),Lc=Nl("tangent","vec4"),Fc=Lc.xyz.toVar("tangentLocal"),Dc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Rd.mul(Rn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Uc=Dc.transformDirection(sd).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Ic=on(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Lc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Ic(Gd.cross(Lc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Ic(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ic(qd.cross(Dc),"v_bitangentView").normalize():Pc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Ic(jd.cross(Uc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Mn(Dc,kc,qd).toVar("TBNViewMatrix"),$c=Ud.mul(zc),Wc=on(()=>{let e=Zn.cross(Ud);return e=e.cross(Zn).normalize(),e=iu(e,qd,Yn.mul(kn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Qi(e).mul(.5).add(.5),qc=e=>_n(e,yo(au(pn(1).sub(Ko(e,e)))));class jc extends di{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=qc(i.xy):s===V?i=qc(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.flatShading&&(t=kd(t)),i=_n(i.xy.mul(t),i.z)}let n=null;return t===k?n=Yd(i):t===U?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=qd),n}}const Xc=tn(jc).setParameterLength(1,2),Kc=on(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Sl()),forceUVContext:!0}),s=pn(r(e=>e));return yn(pn(r(e=>e.add(e.dFdx()))).sub(s),pn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=on(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(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends di{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=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:qd,dHdxy:t})}}const Zc=tn(Qc).setParameterLength(1,2),Jc=new Map;class eh extends oi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.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===eh.COLOR){const e=void 0!==t.color?this.getColor(r):_n();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:pn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.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===eh.NORMAL)t.normalMap?(s=Xc(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?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):qd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):qd;else if(r===eh.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===eh.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===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Cn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(yn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):pn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=rn(eh,eh.ALPHA_TEST),rh=rn(eh,eh.COLOR),sh=rn(eh,eh.SHININESS),ih=rn(eh,eh.EMISSIVE),nh=rn(eh,eh.OPACITY),ah=rn(eh,eh.SPECULAR),oh=rn(eh,eh.SPECULAR_INTENSITY),uh=rn(eh,eh.SPECULAR_COLOR),lh=rn(eh,eh.SPECULAR_STRENGTH),dh=rn(eh,eh.REFLECTIVITY),ch=rn(eh,eh.ROUGHNESS),hh=rn(eh,eh.METALNESS),ph=rn(eh,eh.NORMAL),gh=rn(eh,eh.CLEARCOAT),mh=rn(eh,eh.CLEARCOAT_ROUGHNESS),fh=rn(eh,eh.CLEARCOAT_NORMAL),yh=rn(eh,eh.ROTATION),bh=rn(eh,eh.SHEEN),xh=rn(eh,eh.SHEEN_ROUGHNESS),Th=rn(eh,eh.ANISOTROPY),_h=rn(eh,eh.IRIDESCENCE),vh=rn(eh,eh.IRIDESCENCE_IOR),Nh=rn(eh,eh.IRIDESCENCE_THICKNESS),Sh=rn(eh,eh.TRANSMISSION),Rh=rn(eh,eh.THICKNESS),Ah=rn(eh,eh.IOR),Eh=rn(eh,eh.ATTENUATION_DISTANCE),wh=rn(eh,eh.ATTENUATION_COLOR),Ch=rn(eh,eh.LINE_SCALE),Mh=rn(eh,eh.LINE_DASH_SIZE),Bh=rn(eh,eh.LINE_GAP_SIZE),Ph=rn(eh,eh.LINE_WIDTH),Lh=rn(eh,eh.LINE_DASH_OFFSET),Fh=rn(eh,eh.POINT_SIZE),Dh=rn(eh,eh.DISPERSION),Uh=rn(eh,eh.LIGHT_MAP),Ih=rn(eh,eh.AO),Oh=Ta(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))}),Vh=on(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends ui{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 Gh=tn(kh).setParameterLength(2);class zh extends Fl{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=ks(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ei.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 Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ei.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Zu(this.value),this._varying=Lu(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 $h=(e,t=null,r=0)=>new zh(e,t,r);class Wh extends oi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Lu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=rn(Wh,Wh.VERTEX),qh=rn(Wh,Wh.INSTANCE),jh=rn(Wh,Wh.SUBGROUP),Xh=rn(Wh,Wh.INVOCATION_SUBGROUP),Kh=rn(Wh,Wh.INVOCATION_LOCAL),Yh=rn(Wh,Wh.DRAW);class Qh extends oi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Zs.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=$h(s,"vec3",Math.max(s.count,1)).element(qh);else{const e=new W(s.array,3),t=s.usage===x?el:Ju;this.bufferColor=e,r=_n(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Bd).xyz;if(Bd.assign(n),e.needsPreviousData()&&Pd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Kd(zd,t);zd.assign(e)}null!==this.instanceColorNode&&Un("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(Pd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=$h(s,"mat4",Math.max(i,1)).element(qh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Dl(s.array,"mat4",Math.max(i,1)).element(qh);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?el:Ju,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Bn(...n)}}return r}}const Zh=tn(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=tn(Jh).setParameterLength(1);class tp extends oi{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=qh:this.batchingIdNode=Yh);const t=on(([e])=>{const t=gn(Al(Ll(this.batchMesh._indirectTexture),0).x).toConst(),r=gn(e).mod(t).toConst(),s=gn(e).div(t).toConst();return Ll(this.batchMesh._indirectTexture,bn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(gn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=gn(Al(Ll(s),0).x).toConst(),n=pn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Bn(Ll(s,bn(a,o)),Ll(s,bn(a.add(1),o)),Ll(s,bn(a.add(2),o)),Ll(s,bn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=on(([e])=>{const t=gn(Al(Ll(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ll(l,bn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Un("vec3","vBatchColor").assign(t)}const d=Mn(u);Bd.assign(u.mul(Bd));const c=zd.div(_n(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=tn(tp).setParameterLength(1),sp=new WeakMap;class ip extends oi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Zs.OBJECT,this.skinIndexNode=Nl("skinIndex","uvec4"),this.skinWeightNode=Nl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,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=Ca(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}getSkinnedNormal(e=this.boneMatricesNode,t=zd){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);let d=Ca(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Pd)}setup(e){e.needsPreviousData()&&Pd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}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;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const np=e=>new ip(e);class ap extends oi{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."),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 ap(en(e,"int")).toStack(),up=()=>pl("break").toStack(),lp=new WeakMap,dp=new s,cp=on(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=gn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ll(e,bn(u,o)).depth(i).xyz.mul(t)});class hp extends oi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Ta(1),this.updateType=Zs.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=lp.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=pn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ll(this.mesh.morphTexture,bn(gn(e).add(1),gn(qh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),dn(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(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 pp=tn(hp).setParameterLength(1);class gp extends oi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends bu{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:_n().toVar("directDiffuse"),directSpecular:_n().toVar("directSpecular"),indirectDiffuse:_n().toVar("indirectDiffuse"),indirectSpecular:_n().toVar("indirectSpecular")};return{radiance:_n().toVar("radiance"),irradiance:_n().toVar("irradiance"),iblIrradiance:_n().toVar("iblIrradiance"),ambientOcclusion:pn(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 yp=tn(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Ml{static get type(){return"ViewportTextureNode"}constructor(e=Wl,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=Zs.FRAME,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(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.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 _p=tn(Tp).setParameterLength(0,3),vp=tn(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Np=vp(),Sp=(e=Wl,t=null)=>Np.sample(e,t);let Rp=null;class Ap extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Wl,t=null){null===Rp&&(Rp=new Y),super(e,t,Rp)}getTextureForReference(){return Rp}}const Ep=tn(Ap).setParameterLength(0,2);class wp extends oi{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===wp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===wp.DEPTH_BASE)null!==r&&(s=Lp().assign(r));else if(t===wp.DEPTH)s=e.isPerspectiveCamera?Mp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed);else if(t===wp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Bp(r,Jl,ed);s=Cp(e,Jl,ed)}else s=r;else s=Cp(Dd.z,Jl,ed);return s}}wp.DEPTH_BASE="depthBase",wp.DEPTH="depth",wp.LINEAR_DEPTH="linearDepth";const Cp=(e,t,r)=>e.add(t).div(t.sub(r)),Mp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Bp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Pp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=fo(e.negate().div(t)),i=fo(r.div(t));return s.div(i)},Lp=tn(wp,wp.DEPTH_BASE),Fp=rn(wp,wp.DEPTH),Dp=tn(wp,wp.LINEAR_DEPTH).setParameterLength(0,1),Up=Dp(Ep());Fp.assign=e=>Lp(e);class Ip extends oi{static get type(){return"ClippingNode"}constructor(e=Ip.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===Ip.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Ip.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return on(()=>{const r=pn().toVar("distanceToPlane"),s=pn().toVar("distanceToGradient"),i=pn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Ol(t).setGroup(ya);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Ol(e).setGroup(ya),n=pn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return on(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Ol(t).setGroup(ya);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Ol(e).setGroup(ya),r=fn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),on(()=>{const s=Ol(e).setGroup(ya),i=Vl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Ip.ALPHA_TO_COVERAGE="alphaToCoverage",Ip.DEFAULT="default",Ip.HARDWARE="hardware";const Op=on(([e])=>vo(Ba(1e4,No(Ba(17,e.x).add(Ba(.1,e.y)))).mul(Ca(.1,Co(No(Ba(13,e.y).add(e.x))))))),Vp=on(([e])=>Op(yn(Op(e.xy),e.z))),kp=on(([e])=>{const t=Wo(Bo(Fo(e.xyz)),Bo(Do(e.xyz))),r=pn(1).div(pn(.05).mul(t)).toVar("pixScale"),s=yn(go(xo(fo(r))),go(To(fo(r)))),i=yn(Vp(xo(s.x.mul(e.xyz))),Vp(xo(s.y.mul(e.xyz)))),n=vo(fo(r)),a=Ca(Ba(n.oneMinus(),i.x),Ba(n,i.y)),o=$o(n,n.oneMinus()),u=_n(a.mul(a).div(Ba(2,o).mul(Ma(1,o))),a.sub(Ba(.5,o)).div(Ma(1,o)),Ma(1,Ma(1,a).mul(Ma(1,a)).div(Ba(2,o).mul(Ma(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Gp extends vl{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 zp=(e=0)=>new Gp(e),$p=on(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=on(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=on(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),qp=on(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),jp=on(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Rn(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"}]}),Xp=on(([e])=>Rn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Kp=on(([e])=>(dn(e.a.equal(0),()=>Rn(0)),Rn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Yp 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,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_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(Ds(t.slice(0,-4)),r.getCacheKey());return this.type+Us(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Bu(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=Bu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;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=Rn(s,In.a).max(0);n=this.setupOutput(e,i),sa.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&&sa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Rn(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 Ip(Ip.ALPHA_TO_COVERAGE):e.stack.addToStack(new Ip)}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 Ip(Ip.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?Pp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed))}null!==s&&Fp.assign(s).toStack()}setupPositionView(){return Rd.mul(Bd).xyz}setupModelViewProjection(){return td.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Bu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&fn(this.maskNode).not().discard();let s=this.colorNode?Rn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(zp())),t.instanceColor){s=Un("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Un("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?pn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?pn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Vo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(kp(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?_n(0):In.rgb}setupNormal(){return this.normalNode?_n(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Uh)),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=Ih),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(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=yp(n,t,r,s)}else null!==r&&(a=_n(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Vn.assign(_n(i||ih)),a=a.add(Vn)),a}setupFog(e,t){const r=e.fogNode;return r&&(sa.assign(t),t=Rn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Xp(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 Qp=new Z;class Zp extends Yp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Qp),this.setValues(e)}}const Jp=new J;class eg extends Yp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Jp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?pn(this.offsetNode):Lh,t=this.dashScaleNode?pn(this.dashScaleNode):Ch,r=this.dashSizeNode?pn(this.dashSizeNode):Mh,s=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(r),na.assign(s);const i=Lu(Nl("lineDistance").mul(t));(e?i.add(e):i).mod(ia.add(na)).greaterThan(ia).discard()}}const tg=new J;class rg extends Yp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(tg),this.useColor=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.useColor,i=this._useDash,n=this._useWorldUnits,a=on(({start:e,end:t})=>{const r=td.element(2).element(2),s=td.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Rn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=on(()=>{const e=Nl("instanceStart"),t=Nl("instanceEnd"),r=Rn(Rd.mul(Rn(e,1))).toVar("start"),s=Rn(Rd.mul(Rn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?pn(this.dashScaleNode):Ch,t=this.offsetNode?pn(this.offsetNode):Lh,r=Nl("instanceDistanceStart"),s=Nl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Un("float","lineDistance").assign(i)}n&&(Un("vec3","worldStart").assign(r.xyz),Un("vec3","worldEnd").assign(s.xyz));const o=jl.z.div(jl.w),u=td.element(2).element(3).equal(-1);dn(u,()=>{dn(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=td.mul(r),d=td.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=Rn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Un("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Ph.mul(.5);o.addAssign(Rn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Rn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Rn(a.mul(u),0)),dn(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Rn(a.mul(2).mul(u),0))})),g.assign(td.mul(o));const l=_n().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=yn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),dn(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Ph)),e.assign(e.div(jl.w.div($l))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Rn(e,0,0)))}return g})();const o=on(({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 yn(h,p)});if(this.colorNode=on(()=>{const e=Sl();if(i){const t=this.dashSizeNode?pn(this.dashSizeNode):Mh,r=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(t),na.assign(r);const s=Un("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(ia.add(na)).greaterThan(ia).discard()}const a=pn(1).toVar("alpha");if(n){const e=Un("vec3","worldStart"),s=Un("vec3","worldEnd"),n=Un("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:_n(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Ph);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(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=pn(s.fwidth()).toVar("dlen");dn(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else dn(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=Nl("instanceColorStart"),t=Nl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Rn(u,a)})(),this.transparent){const e=this.opacityNode?pn(this.opacityNode):nh;this.outputNode=Rn(this.colorNode.rgb.mul(e).add(Sp().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 sg=new te;class ig extends Yp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(sg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?pn(this.opacityNode):nh;In.assign(ku(Rn(Hc(qd),e),re))}}const ng=on(([e=Fd])=>{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 yn(t,r)});class ag extends se{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!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=ng(Fd),a=new Yp;a.colorNode=Pl(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}}const og=new WeakMap;class ug extends di{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Zs.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(og.has(e)){const t=og.get(e);dg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new ag(r.height);s.fromEquirectangularTexture(t,e),dg(s.texture,e.mapping),this._cubeTexture=s.texture,og.set(e,s.texture),e.addEventListener("dispose",lg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function lg(e){const t=e.target;t.removeEventListener("dispose",lg);const r=og.get(t);void 0!==r&&(og.delete(t),r.dispose())}function dg(e,t){t===le?e.mapping=F:t===de&&(e.mapping=D)}const cg=tn(ug).setParameterLength(1);class hg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=cg(this.envNode)}}class pg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=pn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class gg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class mg extends gg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Rn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Rn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.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(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case he:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case ce:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const fg=new ge;class yg extends Yp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(fg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new pg(Uh)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new mg}}const bg=on(({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))}),xg=on(e=>e.diffuseColor.mul(1/Math.PI)),Tg=on(({dotNH:e})=>ra.mul(pn(.5)).add(1).mul(pn(1/Math.PI)).mul(e.pow(ra))),_g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(t).clamp(),s=Ud.dot(t).clamp(),i=bg({f0:Jn,f90:1,dotVH:s}),n=pn(.25),a=Tg({dotNH:r});return i.mul(n).mul(a)});class vg extends mg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=qd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(xg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(_g({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ng=new me;class Sg extends Yp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ng),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg(!1)}}const Rg=new fe;class Ag extends Yp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Rg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg}setupVariants(){const e=(this.shininessNode?pn(this.shininessNode):sh).max(1e-4);ra.assign(e);const t=this.specularNode||ah;Jn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Eg=on(e=>{if(!1===e.geometry.hasAttribute("normal"))return pn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),wg=on(e=>{const{roughness:t}=e,r=Eg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Cg=on(({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(ro))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Mg=on(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(_n(e.mul(r),t.mul(s),a).length()),l=a.mul(_n(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"}]}),Bg=on(({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"}]}),Pg=pn(1/Math.PI),Lg=on(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=_n(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.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"}]}),Fg=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=qd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Ud).normalize(),d=n.dot(e).clamp(),c=n.dot(Ud).clamp(),h=n.dot(l).clamp(),p=Ud.dot(l).clamp();let g,m,f=bg({f0:t,f90:r,dotVH:p});if(Xi(a)&&(f=qn.mix(f,i)),Xi(o)){const t=Qn.dot(e),r=Qn.dot(Ud),s=Qn.dot(l),i=Zn.dot(e),n=Zn.dot(Ud),a=Zn.dot(l);g=Mg({alphaT:Kn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Lg({alphaT:Kn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Cg({alpha:u,dotNL:d,dotNV:c}),m=Bg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Dg=new 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Ug=null;const Ig=on(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new ye(Dg,16,16,G,be),Ug.name="DFG_LUT",Ug.minFilter=oe,Ug.magFilter=oe,Ug.wrapS=xe,Ug.wrapT=xe,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=yn(e,t);return Pl(Ug,r).rg}),Og=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Fg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=qd.dot(e).clamp(),l=qd.dot(Ud).clamp(),d=Ig({roughness:s,dotNV:l}),c=Ig({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=pn(1).sub(g),y=pn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(pn(1).sub(f.mul(y).mul(b).mul(b)).add(ro)),T=f.mul(y),_=x.mul(T);return o.add(_)}),Vg=on(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Ig({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),kg=on(({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(_n(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"}]}),Gg=on(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=pn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return pn(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"}]}),zg=on(({dotNV:e,dotNL:t})=>pn(1).div(pn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),$g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(e).clamp(),s=qd.dot(Ud).clamp(),i=qd.dot(t).clamp(),n=Gg({roughness:Hn,dotNH:i}),a=zg({dotNV:s,dotNL:r});return Wn.mul(n).mul(a)}),Wg=on(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=yn(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"}]}),Hg=on(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=on(({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,Wo(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"}]}),jg=on(({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=_n().toVar();return dn(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(Mn(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=_n(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(_n(Hg({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"}]}),Xg=on(({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=_n().toVar();return dn(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=_n(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(_n(Hg({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"}]}),Kg=1/6,Yg=e=>Ba(Kg,Ba(e,Ba(e,e.negate().add(3)).sub(3)).add(1)),Qg=e=>Ba(Kg,Ba(e,Ba(e,Ba(3,e).sub(6))).add(4)),Zg=e=>Ba(Kg,Ba(e,Ba(e,Ba(-3,e).add(3)).add(3)).add(1)),Jg=e=>Ba(Kg,Qo(e,3)),em=e=>Yg(e).add(Qg(e)),tm=e=>Zg(e).add(Jg(e)),rm=e=>Ca(-1,Qg(e).div(Yg(e).add(Qg(e)))),sm=e=>Ca(1,Jg(e).div(Zg(e).add(Jg(e)))),im=(e,t,r)=>{const s=e.uvNode,i=Ba(s,t.zw).add(.5),n=xo(i),a=vo(i),o=em(a.x),u=tm(a.x),l=rm(a.x),d=sm(a.x),c=rm(a.y),h=sm(a.y),p=yn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=yn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=yn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=yn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=em(a.y).mul(Ca(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=tm(a.y).mul(Ca(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},nm=on(([e,t])=>{const r=yn(e.size(gn(t))),s=yn(e.size(gn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=im(e,Rn(i,r),xo(t)),o=im(e,Rn(n,s),To(t));return vo(t).mix(a,o)}),am=on(([e,t])=>{const r=t.mul(wl(e));return nm(e,r)}),om=on(([e,t,r,s,i])=>{const n=_n(ou(t.negate(),_o(e),Pa(1,s))),a=_n(Bo(i[0].xyz),Bo(i[1].xyz),Bo(i[2].xyz));return _o(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"}]}),um=on(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),lm=vp(),dm=Sp(),cm=on(([e,t,r],{material:s})=>{const i=(s.side===M?lm:dm).sample(e),n=fo(Hl.x).mul(um(t,r));return nm(i,n)}),hm=on(([e,t,r])=>(dn(r.notEqual(0),()=>{const s=mo(t).negate().div(r);return po(s.negate().mul(e))}),_n(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),pm=on(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Rn().toVar(),f=_n().toVar();const i=d.sub(1).mul(g.mul(.025)),n=_n(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=om(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Rn(y,1))),x=yn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(yn(x.x,x.y.oneMinus()));const T=cm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(hm(Bo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=om(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Rn(n,1))),y=yn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(yn(y.x,y.y.oneMinus())),m=cm(y,r,d),f=s.mul(hm(Bo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=_n(Vg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Rn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),gm=Mn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),mm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),fm=on(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();dn(a.lessThan(0),()=>_n(1));const o=a.sqrt(),u=mm(n,e),l=bg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=pn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return _n(1).add(t).div(_n(1).sub(t))})(i.clamp(0,.9999)),g=mm(p,n.toVec3()),m=bg({f0:g,f90:1,dotVH:o}),f=_n(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=_n(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(_n(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({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=_n(54856e-17,44201e-17,52481e-17),i=_n(1681e3,1795300,2208400),n=_n(43278e5,93046e5,66121e5),a=pn(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=_n(o.x.add(a),o.y,o.z).div(1.0685e-7),gm.mul(o)})(pn(e).mul(y),pn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(_n(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"}]}),ym=on(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=pn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=pn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),bm=_n(.04),xm=pn(1);class Tm extends gg{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=_n().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=_n().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=_n().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=_n().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=_n().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=qd.dot(Ud).clamp(),t=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:Jn}),r=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,Gn),this.iridescenceF0Dielectric=kg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=kg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Gn)}if(!0===this.transmission){const t=Ld,r=ad.sub(Ld).normalize(),s=jd,i=e.context;i.backdrop=pm(s,r,kn,On,ea,ta,t,bd,sd,td,oa,la,ca,da,this.dispersion?ha:null),i.backdropAlpha=ua,In.a.mulAssign(iu(1,i.backdrop.a,ua))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=qd.dot(Ud).clamp(),a=Ig({roughness:kn,dotNV:n}),o=i?qn.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=qd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul($g({lightDirection:e})));const t=ym({normal:qd,viewDir:Ud,roughness:Hn}),r=ym({normal:qd,viewDir:e,roughness:Hn}),i=Wn.r.max(Wn.g).max(Wn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Fg({lightDirection:e,f0:bm,f90:xm,roughness:$n,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(xg({diffuseColor:On}))),r.directSpecular.addAssign(s.mul(Og({lightDirection:e,f0:ea,f90:1,roughness:kn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=qd,h=Ud,p=Dd.toVar(),g=Wg({N:c,V:h,roughness:kn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Mn(_n(m.x,0,m.y),_n(0,1,0),_n(m.z,0,m.w)).toVar(),b=ea.mul(f.x).add(ea.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(jg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(On).mul(jg({N:c,V:h,P:p,mInv:Mn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(xg({diffuseColor:On})).toVar();if(!0===this.sheen){const e=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Wn,ym({normal:qd,viewDir:Ud,roughness:Hn}))),!0===this.clearcoat){const e=Xd.dot(Ud).clamp(),t=Vg({dotNV:e,specularColor:bm,specularF90:xm,roughness:$n});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=_n().toVar("singleScatteringDielectric"),n=_n().toVar("multiScatteringDielectric"),a=_n().toVar("singleScatteringMetallic"),o=_n().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ta,Jn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ta,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,Gn),l=iu(n,o,Gn),d=i.add(n),c=On.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=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.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=qd.dot(Ud).clamp().add(t),i=kn.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=Xd.dot(Ud).clamp(),r=bg({dotVH:e,f0:bm,f90:xm}),s=t.mul(zn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(zn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const _m=pn(1),vm=pn(-2),Nm=pn(.8),Sm=pn(-1),Rm=pn(.4),Am=pn(2),Em=pn(.305),wm=pn(3),Cm=pn(.21),Mm=pn(4),Bm=pn(4),Pm=pn(16),Lm=on(([e])=>{const t=_n(Co(e)).toVar(),r=pn(-1).toVar();return dn(t.x.greaterThan(t.z),()=>{dn(t.x.greaterThan(t.y),()=>{r.assign(yu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}).Else(()=>{dn(t.z.greaterThan(t.y),()=>{r.assign(yu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Fm=on(([e,t])=>{const r=yn().toVar();return dn(t.equal(0),()=>{r.assign(yn(e.z,e.y).div(Co(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(yn(e.x.negate(),e.z.negate()).div(Co(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(yn(e.x.negate(),e.y).div(Co(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(yn(e.z.negate(),e.y).div(Co(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(yn(e.x.negate(),e.z).div(Co(e.y)))}).Else(()=>{r.assign(yn(e.x,e.y).div(Co(e.z)))}),Ba(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Dm=on(([e])=>{const t=pn(0).toVar();return dn(e.greaterThanEqual(Nm),()=>{t.assign(_m.sub(e).mul(Sm.sub(vm)).div(_m.sub(Nm)).add(vm))}).ElseIf(e.greaterThanEqual(Rm),()=>{t.assign(Nm.sub(e).mul(Am.sub(Sm)).div(Nm.sub(Rm)).add(Sm))}).ElseIf(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))}).Else(()=>{t.assign(pn(-2).mul(fo(Ba(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=on(([e,t])=>{const r=e.toVar();r.assign(Ba(2,r).sub(1));const s=_n(r,1).toVar();return dn(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"}]}),Im=on(([e,t,r,s,i,n])=>{const a=pn(r),o=_n(t),u=nu(Dm(a),vm,n),l=vo(u),d=xo(u),c=_n(Om(e,o,d,s,i,n)).toVar();return dn(l.notEqual(0),()=>{const t=_n(Om(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Om=on(([e,t,r,s,i,n])=>{const a=pn(r).toVar(),o=_n(t),u=pn(Lm(o)).toVar(),l=pn(Wo(Bm.sub(a),0)).toVar();a.assign(Wo(a,Bm));const d=pn(go(a)).toVar(),c=yn(Fm(o,u).mul(d.sub(2)).add(1)).toVar();return dn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ba(3,Pm))),c.y.addAssign(Ba(4,go(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(yn(),yn())}),Vm=on(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=So(s),l=r.mul(u).add(i.cross(r).mul(No(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Om(e,l,t,n,a,o)}),km=on(({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=_n(yu(t,r,Yo(r,s))).toVar();dn(h.equal(_n(0)),()=>{h.assign(_n(s.z,0,s.x.negate()))}),h.assign(_o(h));const p=_n().toVar();return p.addAssign(i.element(0).mul(Vm({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:gn(1),end:e},({i:e})=>{dn(e.greaterThanEqual(n),()=>{up()});const t=pn(a.mul(pn(e))).toVar();p.addAssign(i.element(e).mul(Vm({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(Vm({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Rn(p,1)}),Gm=on(([e])=>{const t=mn(e).toVar();return t.assign(t.shiftLeft(mn(16)).bitOr(t.shiftRight(mn(16)))),t.assign(t.bitAnd(mn(1431655765)).shiftLeft(mn(1)).bitOr(t.bitAnd(mn(2863311530)).shiftRight(mn(1)))),t.assign(t.bitAnd(mn(858993459)).shiftLeft(mn(2)).bitOr(t.bitAnd(mn(3435973836)).shiftRight(mn(2)))),t.assign(t.bitAnd(mn(252645135)).shiftLeft(mn(4)).bitOr(t.bitAnd(mn(4042322160)).shiftRight(mn(4)))),t.assign(t.bitAnd(mn(16711935)).shiftLeft(mn(8)).bitOr(t.bitAnd(mn(4278255360)).shiftRight(mn(8)))),pn(t).mul(2.3283064365386963e-10)}),zm=on(([e,t])=>yn(pn(e).div(pn(t)),Gm(e))),$m=on(([e,t,r])=>{const s=_n(t).toVar(),i=pn(r),n=i.mul(i).toVar(),a=_o(_n(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=yu(o.greaterThan(0),_n(a.y.negate(),a.x,0).div(yo(o)),_n(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=yo(e.x),c=Ba(2,3.14159265359).mul(e.y),h=d.mul(So(c)).toVar(),p=d.mul(No(c)).toVar(),g=Ba(.5,a.z.add(1));p.assign(g.oneMinus().mul(yo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(yo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return _o(_n(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Wm=on(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=_n(s).toVar(),l=_n(0).toVar(),d=pn(0).toVar();return dn(e.lessThan(.001),()=>{l.assign(Om(r,u,t,n,a,o))}).Else(()=>{const s=yu(Co(u.z).lessThan(.999),_n(0,0,1),_n(1,0,0)),c=_o(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:mn(0),end:i},({i:s})=>{const p=zm(s,i),g=$m(p,_n(0,0,1),e),m=_o(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=_o(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);dn(y.greaterThan(0),()=>{const e=Om(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),dn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Rn(l,1)}),Hm=[.125,.215,.35,.446,.526,.582],qm=20,jm=new _e(-1,1,1,-1,0,1),Xm=new ve(90,1),Km=new e;let Ym=null,Qm=0,Zm=0;const Jm=new r,ef=new WeakMap,tf=[3,1,5,0,4,2],rf=Um(Sl(),Nl("faceIndex")).normalize(),sf=_n(rf.x,rf.y,rf.z);class nf{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=Jm,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}Ym=this._renderer.getRenderTarget(),Qm=this._renderer.getActiveCubeFace(),Zm=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=lf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=df(),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===F||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=Hm[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=tf[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=Ol(new Array(qm).fill(0)),n=Ta(new r(0,1,0)),a=Ta(0),o=pn(qm),u=Ta(0),l=Ta(1),d=Pl(),c=Ta(0),h=pn(1/t),p=pn(1/s),g=pn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=uf("blur");return f.fragmentNode=km({...m,latitudinal:u.equal(1)}),ef.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=Ta(0),n=Ta(0),a=pn(1/t),o=pn(1/r),u=pn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=uf("ggx");return d.fragmentNode=Wm({...l,N_immutable:sf,GGX_SAMPLES:mn(512)}),ef.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,jm)}_sceneToCubeUV(e,t,r,s,i){const n=Xm;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(Km),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(Km),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;of(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===F||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=lf(e)):null===this._equirectMaterial&&(this._equirectMaterial=df(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;of(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,jm)}_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,of(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,jm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,of(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,jm)}_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=ef.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):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,jm)}}function af(e,t){const r=new Ne(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Re,colorSpace:Se});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function of(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function uf(e){const t=new Yp;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function lf(e){const t=uf("cubemap");return t.fragmentNode=hc(e,sf),t}function df(e){const t=uf("equirect");return t.fragmentNode=Pl(e,ng(sf),0),t}const cf=new WeakMap;function hf(e,t,r){const s=function(e){let t=cf.get(e);void 0===t&&(t=new WeakMap,cf.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 pf extends di{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=Pl(s),this._width=Ta(0),this._height=Ta(0),this._maxMip=Ta(0),this.updateBeforeType=Zs.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:hf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new nf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(_n(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Im(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const gf=tn(pf).setParameterLength(1,3),mf=new WeakMap;class ff extends gp{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=mf.get(e);void 0===s&&(s=gf(e),mf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:qd,i=r.context(yf(kn,s)).mul(sc),n=r.context(bf(jd)).mul(Math.PI).mul(sc),a=nl(i),o=nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(yf($n,Xd)).mul(sc),t=nl(e);u.addAssign(t)}}}const yf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Ud.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(sd)),r),getTextureLevel:()=>e}},bf=e=>({getUV:()=>e,getTextureLevel:()=>pn(1)}),xf=new we;class Tf extends Yp{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(xf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new ff(t):null}setupLightingModel(){return new Tm}setupSpecular(){const e=iu(_n(.04),In.rgb,Gn);Jn.assign(_n(.04)),ea.assign(e),ta.assign(1)}setupVariants(){const e=this.metalnessNode?pn(this.metalnessNode):hh;Gn.assign(e);let t=this.roughnessNode?pn(this.roughnessNode):ch;t=wg({roughness:t}),kn.assign(t),this.setupSpecular(),On.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const _f=new Ce;class vf extends Tf{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(_f),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?pn(this.iorNode):Ah;oa.assign(e),Jn.assign($o(Zo(oa.sub(1).div(oa.add(1))).mul(uh),_n(1)).mul(oh)),ea.assign(iu(Jn,In.rgb,Gn)),ta.assign(iu(oh,1,Gn))}setupLightingModel(){return new Tm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?pn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?pn(this.clearcoatRoughnessNode):mh;zn.assign(e),$n.assign(wg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?_n(this.sheenNode):bh,t=this.sheenRoughnessNode?pn(this.sheenRoughnessNode):xh;Wn.assign(e),Hn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?pn(this.iridescenceNode):_h,t=this.iridescenceIORNode?pn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?pn(this.iridescenceThicknessNode):Nh;qn.assign(e),jn.assign(t),Xn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?yn(this.anisotropyNode):Th).toVar();Yn.assign(e.length()),dn(Yn.equal(0),()=>{e.assign(yn(1,0))}).Else(()=>{e.divAssign(yn(Yn)),Yn.assign(Yn.saturate())}),Kn.assign(Yn.pow2().mix(kn.pow2(),1)),Qn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Zn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?pn(this.transmissionNode):Sh,t=this.thicknessNode?pn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?pn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?_n(this.attenuationColorNode):wh;if(ua.assign(e),la.assign(t),da.assign(r),ca.assign(s),this.useDispersion){const e=this.dispersionNode?pn(this.dispersionNode):Dh;ha.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?_n(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Bu(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.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 Nf extends Tm{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(qd.mul(a)).normalize(),h=pn(Ud.dot(c.negate()).saturate().pow(l).mul(d)),p=_n(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Sf extends vf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=pn(.1),this.thicknessAmbientNode=pn(0),this.thicknessAttenuationNode=pn(.1),this.thicknessPowerNode=pn(2),this.thicknessScaleNode=pn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Nf(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 Rf=on(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=yn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return _n(e.r)}{const e=i.fwidth().mul(.5);return iu(_n(.7),_n(1),uu(pn(.7).sub(e.x),pn(.7).add(e.x),i.x))}});class Af extends gg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Rf({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(xg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ef=new Me;class wf extends Yp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ef),this.setValues(e)}setupLightingModel(){return new Af}}const Cf=on(()=>{const e=_n(Ud.z,0,Ud.x.negate()).normalize(),t=Ud.cross(e);return yn(e.dot(qd),t.dot(qd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Mf=new Be;class Bf extends Yp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Mf),this.setValues(e)}setupVariants(e){const t=Cf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):_n(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends di{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 Cn(e,s,s.negate(),e).mul(r)}{const e=t,s=Bn(Rn(1,0,0,0),Rn(0,So(e.x),No(e.x).negate(),0),Rn(0,No(e.x),So(e.x),0),Rn(0,0,0,1)),i=Bn(Rn(So(e.y),0,No(e.y),0),Rn(0,1,0,0),Rn(No(e.y).negate(),0,So(e.y),0),Rn(0,0,0,1)),n=Bn(Rn(So(e.z),No(e.z).negate(),0,0),Rn(No(e.z),So(e.z),0,0),Rn(0,0,1,0),Rn(0,0,0,1));return s.mul(i).mul(n).mul(Rn(r,1)).xyz}}}const Lf=tn(Pf).setParameterLength(2),Ff=new Pe;class Df extends Yp{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(Ff),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Rd.mul(_n(s||0));let u=yn(bd[0].xyz.length(),bd[1].xyz.length());null!==n&&(u=u.mul(yn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new zu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=pn(i||yh),c=Lf(l,d);return Rn(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 Uf=new Le,If=new t;class Of extends Df{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Rd.mul(_n(e||Bd)).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?yn(n):Fh;u=u.mul($l),r.isPerspectiveCamera&&!0===a&&(u=u.mul(Vf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(yn(i)));let l=Md.xy;if(s&&s.isNode){const e=pn(s);l=Lf(l,e)}return l=l.mul(u),l=l.div(Xl.div(2)),l=l.mul(o.w),o=o.add(Rn(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 Vf=Ta(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(If);this.value=.5*t.y});class kf extends gg{constructor(){super(),this.shadowNode=pn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const Gf=new Fe;class zf extends Yp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Gf),this.setValues(e)}setupLightingModel(){return new kf}}const $f=Dn("vec3"),Wf=Dn("vec3"),Hf=Dn("vec3");class qf extends gg{constructor(){super()}start(e){const{material:t}=e,r=Dn("vec3"),s=Dn("vec3");dn(ad.sub(Ld).length().greaterThan(vd.mul(2)),()=>{r.assign(ad),s.assign(Ld)}).Else(()=>{r.assign(Ld),s.assign(ad)});const i=s.sub(r),n=Ta("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=pn(0).toVar(),l=_n(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=sd.mul(Rn(s,1)).xyz;let n;null!==t.depthNode&&(Wf.assign(Dp(Mp(i.z,Jl,ed))),e.context.sceneDepthNode=Dp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,$f.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&$f.mulAssign(n);const d=$f.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Hf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?dn(r.greaterThanEqual(Wf),()=>{$f.addAssign(e)}):$f.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(Xg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Hf)}}class jf extends Yp{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 qf}}class Xf{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 Kf{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.version),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+",",Ds(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=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(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 Zf=[];class Jf{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);Zf[0]=e,Zf[1]=t,Zf[2]=n,Zf[3]=i;let l=u.get(Zf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Zf,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)),Zf[0]=null,Zf[1]=null,Zf[2]=null,Zf[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Kf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Qf(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 ey{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 ty=1,ry=2,sy=3,iy=4,ny=16;class ay extends ey{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===ty?this.backend.createAttribute(e):t===ry?this.backend.createIndexAttribute(e):t===sy?this.backend.createStorageAttribute(e):t===iy&&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,sy):this.updateAttribute(e,ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ry);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,iy)}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=uy(t),e.set(t,r)):r.version!==oy(t)&&(this.attributes.delete(r),r=uy(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 dy{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 cy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class hy extends cy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class py extends cy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let gy=0;class my{constructor(e,t,r,s=null,i=null){this.id=gy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class fy extends ey{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 my(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 my(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 my(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new hy(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 yy extends ey{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?iy:sy;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,r=e.isIndirectStorageBufferAttribute?iy:sy;this.attributes.update(e,r)}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 by(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 xy(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 Ty(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class _y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Ty(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?(Ty(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||by),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||xy),this.transparent.length>1&&this.transparent.sort(t||xy)}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?Oe:Ve,l.type=e.stencilBuffer?ke: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:Ge}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=wy){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?this.outputNode.build(e,...t):super.build(e,...t),un(r),e.removeActiveStack(this),o}}const Ly=tn(Py).setParameterLength(0,1);class Fy extends oi{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=$s(i),a=Ws(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Dy extends oi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class Uy extends oi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Wy(e,"uint","float"),jy={};class Xy extends to{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Hy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return mn;case"int":return gn;case"uvec2":return xn;case"uvec3":return Nn;case"uvec4":return En;case"ivec2":return bn;case"ivec3":return vn;case"ivec4":return An}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t);const i=pn(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 on(([e])=>{dn(e.equal(mn(0)),()=>mn(32));const s=mn(0),i=mn(0);return this._resolveElementType(e,s,t),dn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),dn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),dn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),dn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),dn(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 on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(mn(1)).bitAnd(mn(1431655765)))),s.assign(s.bitAnd(mn(858993459)).add(s.shiftRight(mn(2)).bitAnd(mn(858993459))));const i=s.add(s.shiftRight(mn(4))).bitAnd(mn(252645135)).mul(mn(16843009)).shiftRight(mn(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 on(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Xy.COUNT_TRAILING_ZEROS="countTrailingZeros",Xy.COUNT_LEADING_ZEROS="countLeadingZeros",Xy.COUNT_ONE_BITS="countOneBits";const Ky=sn(Xy,Xy.COUNT_TRAILING_ZEROS).setParameterLength(1),Yy=sn(Xy,Xy.COUNT_LEADING_ZEROS).setParameterLength(1),Qy=sn(Xy,Xy.COUNT_ONE_BITS).setParameterLength(1),Zy=on(([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)}),Jy=(e,t)=>Qo(Ba(4,e.mul(Ma(1,e))),t);class eb extends di{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)}(${this.vectorNode.build(e,t)})`}}const tb=sn(eb,"snorm").setParameterLength(1),rb=sn(eb,"unorm").setParameterLength(1),sb=sn(eb,"float16").setParameterLength(1);class ib extends di{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const nb=sn(ib,"snorm").setParameterLength(1),ab=sn(ib,"unorm").setParameterLength(1),ob=sn(ib,"float16").setParameterLength(1),ub=on(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),lb=on(([e])=>_n(ub(e.z.add(ub(e.y.mul(1)))),ub(e.z.add(ub(e.x.mul(1)))),ub(e.y.add(ub(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),db=on(([e,t,r])=>{const s=_n(e).toVar(),i=pn(1.4).toVar(),n=pn(0).toVar(),a=_n(s).toVar();return op({start:pn(0),end:pn(3),type:"float",condition:"<="},()=>{const e=_n(lb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(pn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=pn(ub(s.z.add(ub(s.x.add(ub(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 cb extends oi{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 hb=tn(cb),pb=e=>(...t)=>hb(e,...t),gb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.time),mb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.deltaTime),fb=Ta(0,"uint").setGroup(ya).onRenderUpdate(e=>e.frameId);const yb=on(([e,t,r=yn(.5)])=>Lf(e.sub(r),t).add(r)),bb=on(([e,t,r=yn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),xb=on(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=bd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=bd;const i=sd.mul(s);return Xi(t)&&(i[0][0]=bd[0].length(),i[0][1]=0,i[0][2]=0),Xi(r)&&(i[1][0]=0,i[1][1]=bd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,td.mul(i).mul(Bd)}),Tb=on(([e=null])=>{const t=Dp();return Dp(Ep(e)).sub(t).lessThan(0).select(Wl,e)});class _b extends oi{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Sl(),r=pn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=yn(a,o);return t.add(l).mul(u)}}const vb=tn(_b).setParameterLength(3),Nb=on(([e,t=null,r=null,s=pn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(_n(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=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return Ca(p,g,m)}),Sb=new je,Rb=new r,Ab=new r,Eb=new r,wb=new a,Cb=new r(0,0,-1),Mb=new s,Bb=new r,Pb=new r,Lb=new s,Fb=new t,Db=new Ne,Ub=Wl.flipX();Db.depthTexture=new Y(1,1);let Ib=!1;class Ob extends Ml{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Db.texture,Ub),this._reflectorBaseNode=e.reflector||new Vb(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=Qi(new Ob({defaultTexture:Db.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 Vb extends oi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new Xe,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?Zs.RENDER:Zs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Fb),e.setSize(Math.round(Fb.width*r),Math.round(Fb.height*r))}setup(e){return this._updateResolution(Db,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 Ne(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=Ke,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ib)return!1;Ib=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Fb),this._updateResolution(o,s),Ab.setFromMatrixPosition(n.matrixWorld),Eb.setFromMatrixPosition(r.matrixWorld),wb.extractRotation(n.matrixWorld),Rb.set(0,0,1),Rb.applyMatrix4(wb),Bb.subVectors(Ab,Eb);let u=!1;if(!0===Bb.dot(Rb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ib=!1);u=!0}Bb.reflect(Rb).negate(),Bb.add(Ab),wb.extractRotation(r.matrixWorld),Cb.set(0,0,-1),Cb.applyMatrix4(wb),Cb.add(Eb),Pb.subVectors(Ab,Cb),Pb.reflect(Rb).negate(),Pb.add(Ab),a.coordinateSystem=r.coordinateSystem,a.position.copy(Bb),a.up.set(0,1,0),a.up.applyMatrix4(wb),a.up.reflect(Rb),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Sb.setFromNormalAndCoplanarPoint(Rb,Ab),Sb.applyMatrix4(a.matrixWorldInverse),Mb.set(Sb.normal.x,Sb.normal.y,Sb.normal.z,Sb.constant);const l=a.projectionMatrix;Lb.x=(Math.sign(Mb.x)+l.elements[8])/l.elements[0],Lb.y=(Math.sign(Mb.y)+l.elements[9])/l.elements[5],Lb.z=-1,Lb.w=(1+l.elements[10])/l.elements[14],Mb.multiplyScalar(1/Mb.dot(Lb));l.elements[2]=Mb.x,l.elements[6]=Mb.y,l.elements[10]=s.coordinateSystem===h?Mb.z-0:Mb.z+1-0,l.elements[14]=Mb.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,Ib=!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 kb=new _e(-1,1,1,-1,0,1);class Gb 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 Ye([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ye(t,2))}}const zb=new Gb;class $b extends ne{constructor(e=null){super(zb,e),this.camera=kb,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,kb)}render(e){e.render(this,kb)}}const Wb=new t;class Hb extends Ml{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new Ne(t,r,s);super(i.texture,Sl()),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 $b(new Yp),this.updateBeforeType=Zs.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(Wb),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 Ml(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Qi(new Hb(Qi(e),...t)),jb=on(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=yn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Rn(_n(e,t),1)):i=Rn(_n(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Rn(r.mul(i));return n.xyz.div(n.w)}),Xb=on(([e,t])=>{const r=t.mul(Rn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return yn(s.x,s.y.oneMinus())}),Kb=on(([e,t,r])=>{const s=Al(Ll(t)),i=bn(e.mul(s)).toVar(),n=Ll(t,i).toVar(),a=Ll(t,i.sub(bn(2,0))).toVar(),o=Ll(t,i.sub(bn(1,0))).toVar(),u=Ll(t,i.add(bn(1,0))).toVar(),l=Ll(t,i.add(bn(2,0))).toVar(),d=Ll(t,i.add(bn(0,2))).toVar(),c=Ll(t,i.add(bn(0,1))).toVar(),h=Ll(t,i.sub(bn(0,1))).toVar(),p=Ll(t,i.sub(bn(0,2))).toVar(),g=Co(Ma(pn(2).mul(o).sub(a),n)).toVar(),m=Co(Ma(pn(2).mul(u).sub(l),n)).toVar(),f=Co(Ma(pn(2).mul(c).sub(d),n)).toVar(),y=Co(Ma(pn(2).mul(h).sub(p),n)).toVar(),b=jb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(jb(e.sub(yn(pn(1).div(s.x),0)),o,r)),b.negate().add(jb(e.add(yn(pn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(jb(e.add(yn(0,pn(1).div(s.y))),c,r)),b.negate().add(jb(e.sub(yn(0,pn(1).div(s.y))),h,r)));return _o(Yo(x,T))}),Yb=on(([e])=>vo(pn(52.9829189).mul(vo(Ko(e,yn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Qb=on(([e,t,r])=>{const s=pn(2.399963229728653),i=yo(pn(e).add(.5).div(pn(t))),n=pn(e).mul(s).add(r);return yn(So(n),No(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Zb extends oi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Sl())}sample(e){return this.callback(e)}}class Jb extends oi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Jb.OBJECT?this.updateType=Zs.OBJECT:e===Jb.MATERIAL?this.updateType=Zs.RENDER:e===Jb.BEFORE_OBJECT?this.updateBeforeType=Zs.OBJECT:e===Jb.BEFORE_MATERIAL&&(this.updateBeforeType=Zs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Jb.OBJECT="object",Jb.MATERIAL="material",Jb.BEFORE_OBJECT="beforeObject",Jb.BEFORE_MATERIAL="beforeMaterial";const ex=(e,t)=>new Jb(e,t).toStack();class tx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class rx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class sx extends oi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const ix=rn(sx),nx=new P,ax=new a;class ox extends oi{static get type(){return"SceneNode"}constructor(e=ox.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ox.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ox.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ox.BACKGROUND_ROTATION?s=Ta("mat4").setName("backgroundRotation").setGroup(ya).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==Qe?(nx.copy(r.backgroundRotation),nx.x*=-1,nx.y*=-1,nx.z*=-1,ax.makeRotationFromEuler(nx)):ax.identity(),ax}):o("SceneNode: Unknown scope:",t),s}}ox.BACKGROUND_BLURRINESS="backgroundBlurriness",ox.BACKGROUND_INTENSITY="backgroundIntensity",ox.BACKGROUND_ROTATION="backgroundRotation";const ux=rn(ox,ox.BACKGROUND_BLURRINESS),lx=rn(ox,ox.BACKGROUND_INTENSITY),dx=rn(ox,ox.BACKGROUND_ROTATION);class cx extends Ml{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ei.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(ei.READ_WRITE)}toReadOnly(){return this.setAccess(ei.READ_ONLY)}toWriteOnly(){return this.setAccess(ei.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}}const hx=tn(cx).setParameterLength(1,3),px=on(({texture:e,uv:t})=>{const r=1e-4,s=_n().toVar();return dn(t.x.lessThan(r),()=>{s.assign(_n(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(_n(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(_n(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(_n(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(_n(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(_n(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(_n(-.01,0,0))).r.sub(e.sample(t.add(_n(r,0,0))).r),n=e.sample(t.add(_n(0,-.01,0))).r.sub(e.sample(t.add(_n(0,r,0))).r),a=e.sample(t.add(_n(0,0,-.01))).r.sub(e.sample(t.add(_n(0,0,r))).r);s.assign(_n(i,n,a))}),s.normalize()});class gx extends Ml{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return _n(.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 px({texture:this,uv:e})}}const mx=tn(gx).setParameterLength(1,3);class fx extends gc{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 yx=new WeakMap;class bx extends di{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Zs.OBJECT,this.updateAfterType=Zs.OBJECT,this.previousModelWorldMatrix=Ta(new a),this.previousProjectionMatrix=Ta(new a).setGroup(ya),this.previousCameraViewMatrix=Ta(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Tx(r);this.previousModelWorldMatrix.value.copy(s);const i=xx(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}){Tx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?td:Ta(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Rd).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Pd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ma(i,n)}}function xx(e){let t=yx.get(e);return void 0===t&&(t={},yx.set(e,t)),t}function Tx(e,t=0){const r=xx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const _x=rn(bx),vx=on(([e])=>Ax(e.rgb)),Nx=on(([e,t=pn(1)])=>t.mix(Ax(e.rgb),e.rgb)),Sx=on(([e,t=pn(1)])=>{const r=Ca(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 iu(e.rgb,s,i)}),Rx=on(([e,t=pn(1)])=>{const r=_n(.57735,.57735,.57735),s=t.cos();return _n(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ax=(e,t=_n(p.getLuminanceCoefficients(new r)))=>Ko(e,t),Ex=on(([e,t=_n(1),s=_n(0),i=_n(1),n=pn(1),a=_n(p.getLuminanceCoefficients(new r,Se))])=>{const o=e.rgb.dot(_n(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return dn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),dn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),dn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Rn(u.rgb,e.a)});class wx extends di{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 Cx=tn(wx).setParameterLength(2);let Mx=null;class Bx extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Wl,t=null){null===Mx&&(Mx=new X),super(e,t,Mx)}getTextureForReference(){return Mx}updateReference(){return this}}const Px=tn(Bx).setParameterLength(0,2),Lx=new t;class Fx extends Ml{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 Dx extends Fx{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 Ux extends di{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 Ne(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=Ta(0),this._cameraFar=Ta(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Zs.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 Dx(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 Dx(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=Bp(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=Cp(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===Ux.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),Lx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Lx)),this._pixelRatio=i,this.setSize(Lx.width,Lx.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:xu({...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()}}Ux.COLOR="color",Ux.DEPTH="depth";class Ix extends Ux{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Ux.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 Yp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=zd.negate(),r=td.mul(Rd),s=pn(1),i=r.mul(Rn(Bd,1)),n=r.mul(Rn(Bd.add(t),1)),a=_o(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Rn(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 Ox=on(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=on(([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"}]}),kx=on(([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"}]}),Gx=on(([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)}),zx=on(([e,t])=>{const r=Mn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Mn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Gx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),$x=Mn(_n(1.6605,-.1246,-.0182),_n(-.5876,1.1329,-.1006),_n(-.0728,-.0083,1.1187)),Wx=Mn(_n(.6274,.0691,.0164),_n(.3293,.9195,.088),_n(.0433,.0113,.8956)),Hx=on(([e])=>{const t=_n(e).toVar(),r=_n(t.mul(t)).toVar(),s=_n(r.mul(r)).toVar();return pn(15.5).mul(s.mul(r)).sub(Ba(40.14,s.mul(t))).add(Ba(31.96,s).sub(Ba(6.868,r.mul(t))).add(Ba(.4298,r).add(Ba(.1191,t).sub(.00232))))}),qx=on(([e,t])=>{const r=_n(e).toVar(),s=Mn(_n(.856627153315983,.137318972929847,.11189821299995),_n(.0951212405381588,.761241990602591,.0767994186031903),_n(.0482516061458583,.101439036467562,.811302368396859)),i=Mn(_n(1.1271005818144368,-.1413297634984383,-.14132976349843826),_n(-.11060664309660323,1.157823702216272,-.11060664309660294),_n(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=pn(-12.47393),a=pn(4.026069);return r.mulAssign(t),r.assign(Wx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(fo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign(Hx(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(_n(0),r),_n(2.2))),r.assign($x.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),jx=on(([e,t])=>{const r=pn(.76),s=pn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=yu(i.lessThan(.08),i.sub(Ba(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));dn(a.lessThan(r),()=>e);const o=Ma(1,r),u=Ma(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ma(1,Pa(1,s.mul(a.sub(u)).add(1)));return iu(e,_n(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class Xx extends oi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const Kx=tn(Xx).setParameterLength(1,3);class Yx extends Xx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Qx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Zx extends oi{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:pn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=Xs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Ks(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Jx=tn(Zx).setParameterLength(1);class eT extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class tT{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const rT=new eT;class sT extends oi{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new eT,this._output=Jx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Jx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Jx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new tT(this),t=rT.get("THREE"),r=rT.get("TSL"),s=this.getMethod(),i=[e,this._local,rT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:pn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Ds(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Us(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const iT=tn(sT).setParameterLength(1,2);function nT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const aT=on(([e,t],r)=>{const s=nT(r);return uu(e,t,s)}),oT=on(([e],t)=>{const r=nT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),uT=on(([e,t])=>Rn(t.toFloat().mix(sa.rgb,e.toVec3()),sa.a));let lT=null,dT=null;class cT extends oi{static get type(){return"RangeNode"}constructor(e=pn(),t=pn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Hs(t.value)),i=e.getTypeLength(Hs(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 Error('THREE.TSL: No "ConstNode" found in node graph.');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(Hs(a)),d=e.getTypeLength(Hs(o));lT=lT||new s,dT=dT||new s,lT.setScalar(0),dT.setScalar(0),1===u?lT.setScalar(a):a.isColor?lT.set(a.r,a.g,a.b,1):lT.set(a.x,a.y,a.z||0,a.w||0),1===d?dT.setScalar(o):o.isColor?dT.set(o.r,o.g,o.b,1):dT.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 pT(e,t),mT=gT("numWorkgroups","uvec3"),fT=gT("workgroupId","uvec3"),yT=gT("globalId","uvec3"),bT=gT("localId","uvec3"),xT=gT("subgroupSize","uint");const TT=tn(class extends oi{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)}});class _T extends ui{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 vT extends oi{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.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new _T(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class NT extends oi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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=pl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}NT.ATOMIC_LOAD="atomicLoad",NT.ATOMIC_STORE="atomicStore",NT.ATOMIC_ADD="atomicAdd",NT.ATOMIC_SUB="atomicSub",NT.ATOMIC_MAX="atomicMax",NT.ATOMIC_MIN="atomicMin",NT.ATOMIC_AND="atomicAnd",NT.ATOMIC_OR="atomicOr",NT.ATOMIC_XOR="atomicXor";const ST=tn(NT),RT=(e,t,r)=>ST(e,t,r).toStack();class AT extends di{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===AT.SUBGROUP_ELECT?"bool":t===AT.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===AT.SUBGROUP_BROADCAST||r===AT.SUBGROUP_SHUFFLE||r===AT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===AT.SUBGROUP_SHUFFLE_XOR||r===AT.SUBGROUP_SHUFFLE_DOWN||r===AT.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)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}AT.SUBGROUP_ELECT="subgroupElect",AT.SUBGROUP_BALLOT="subgroupBallot",AT.SUBGROUP_ADD="subgroupAdd",AT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",AT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",AT.SUBGROUP_MUL="subgroupMul",AT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",AT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",AT.SUBGROUP_AND="subgroupAnd",AT.SUBGROUP_OR="subgroupOr",AT.SUBGROUP_XOR="subgroupXor",AT.SUBGROUP_MIN="subgroupMin",AT.SUBGROUP_MAX="subgroupMax",AT.SUBGROUP_ALL="subgroupAll",AT.SUBGROUP_ANY="subgroupAny",AT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",AT.QUAD_SWAP_X="quadSwapX",AT.QUAD_SWAP_Y="quadSwapY",AT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",AT.SUBGROUP_BROADCAST="subgroupBroadcast",AT.SUBGROUP_SHUFFLE="subgroupShuffle",AT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",AT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",AT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",AT.QUAD_BROADCAST="quadBroadcast";const ET=sn(AT,AT.SUBGROUP_ELECT).setParameterLength(0),wT=sn(AT,AT.SUBGROUP_BALLOT).setParameterLength(1),CT=sn(AT,AT.SUBGROUP_ADD).setParameterLength(1),MT=sn(AT,AT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),BT=sn(AT,AT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),PT=sn(AT,AT.SUBGROUP_MUL).setParameterLength(1),LT=sn(AT,AT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),FT=sn(AT,AT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),DT=sn(AT,AT.SUBGROUP_AND).setParameterLength(1),UT=sn(AT,AT.SUBGROUP_OR).setParameterLength(1),IT=sn(AT,AT.SUBGROUP_XOR).setParameterLength(1),OT=sn(AT,AT.SUBGROUP_MIN).setParameterLength(1),VT=sn(AT,AT.SUBGROUP_MAX).setParameterLength(1),kT=sn(AT,AT.SUBGROUP_ALL).setParameterLength(0),GT=sn(AT,AT.SUBGROUP_ANY).setParameterLength(0),zT=sn(AT,AT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),$T=sn(AT,AT.QUAD_SWAP_X).setParameterLength(1),WT=sn(AT,AT.QUAD_SWAP_Y).setParameterLength(1),HT=sn(AT,AT.QUAD_SWAP_DIAGONAL).setParameterLength(1),qT=sn(AT,AT.SUBGROUP_BROADCAST).setParameterLength(2),jT=sn(AT,AT.SUBGROUP_SHUFFLE).setParameterLength(2),XT=sn(AT,AT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),KT=sn(AT,AT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),YT=sn(AT,AT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),QT=sn(AT,AT.QUAD_BROADCAST).setParameterLength(1);let ZT;function JT(e){ZT=ZT||new WeakMap;let t=ZT.get(e);return void 0===t&&ZT.set(e,t={}),t}function e_(e){const t=JT(e);return t.shadowMatrix||(t.shadowMatrix=Ta("mat4").setGroup(ya).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 t_(e,t=Ld){const r=e_(e).mul(t);return r.xyz.div(r.w)}function r_(e){const t=JT(e);return t.position||(t.position=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function s_(e){const t=JT(e);return t.targetPosition||(t.targetPosition=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function i_(e){const t=JT(e);return t.viewPosition||(t.viewPosition=Ta(new r).setGroup(ya).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const n_=e=>sd.transformDirection(r_(e).sub(s_(e))),a_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},o_=new WeakMap,u_=[];class l_ extends oi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Dn("vec3","totalDiffuse"),this.totalSpecularNode=Dn("vec3","totalSpecular"),this.outgoingLightNode=Dn("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(Qi(e));else{let s=null;if(null!==r&&(s=a_(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;o_.has(e)?s=o_.get(e):(s=new r(e),o_.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=_n(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 d_ extends oi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Zs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){c_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Ld)}}const c_=Dn("vec3","shadowPositionWorld");function h_(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 p_(e,t){return t=h_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function g_(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 m_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function f_(e,t){return t=m_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function y_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function b_(e,t,r){return r=f_(t,r=p_(e,r))}function x_(e,t,r){g_(e,r),y_(t,r)}var T_=Object.freeze({__proto__:null,resetRendererAndSceneState:b_,resetRendererState:p_,resetSceneState:f_,restoreRendererAndSceneState:x_,restoreRendererState:g_,restoreSceneState:y_,saveRendererAndSceneState:function(e,t,r={}){return r=m_(t,r=h_(e,r))},saveRendererState:h_,saveSceneState:m_});const __=new WeakMap,v_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),N_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=mc("radius","float",r).setGroup(ya),o=yn(1).div(n),u=a.mul(o.x),l=Yb(ql.xy).mul(6.28318530718);return Ca(i(t.xy.add(Qb(0,5,l).mul(u)),t.z),i(t.xy.add(Qb(1,5,l).mul(u)),t.z),i(t.xy.add(Qb(2,5,l).mul(u)),t.z),i(t.xy.add(Qb(3,5,l).mul(u)),t.z),i(t.xy.add(Qb(4,5,l).mul(u)),t.z)).mul(.2)}),S_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=yn(1).div(n),o=a.x,u=a.y,l=t.xy,d=vo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ca(i(l,t.z),i(l.add(yn(o,0)),t.z),i(l.add(yn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(yn(o.negate(),0)),t.z),i(l.add(yn(o.mul(2),0)),t.z),d.x),iu(i(l.add(yn(o.negate(),u)),t.z),i(l.add(yn(o.mul(2),u)),t.z),d.x),iu(i(l.add(yn(0,u.negate())),t.z),i(l.add(yn(0,u.mul(2))),t.z),d.y),iu(i(l.add(yn(o,u.negate())),t.z),i(l.add(yn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(yn(o.negate(),u.negate())),t.z),i(l.add(yn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(yn(o.negate(),u.mul(2))),t.z),i(l.add(yn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),R_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);dn(a.equal(1),()=>pn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ma(u,.3).div(.65)),Wo(a,u)}),A_=on(([e,t,r])=>{let s=Ld.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),E_=e=>{let t=__.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(ya),s=mc("far","float",t).setGroup(ya),i=hd(e);return A_(i,r,s)})(e):null;t=new Yp,t.colorNode=Rn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,__.set(e,t)}return t},w_=e=>{const t=__.get(e);void 0!==t&&(t.dispose(),__.delete(e))},C_=new Kf,M_=[],B_=(e,t,r,s)=>{M_[0]=e,M_[1]=t;let i=C_.get(M_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Ze)&&(s&&(js(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,C_.set(M_,i)),M_[0]=null,M_[1]=null,i},P_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanVertical"),a=pn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(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=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),L_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanHorizontal"),a=pn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ca(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),F_=[v_,N_,S_,R_];let D_;const U_=new $b;class I_ extends d_{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,pn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(ya);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=mc("near","float",r.camera).setGroup(ya),s=mc("far","float",r.camera).setGroup(ya);n=Pp(e.negate(),t,s)}return a=_n(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return F_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=E;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,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===Ze&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._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=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(ya),n=mc("radius","float",i).setGroup(ya),u=mc("mapSize","vec2",i).setGroup(ya);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Yp);l.fragmentNode=P_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Yp),l.fragmentNode=L_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(ya),l=mc("normalBias","float",i).setGroup(ya),d=e_(s).mul(c_.add(jd.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=n===Ze&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():iu(1,g,u).toVar(),this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture).r.oneMinus():Ll(this.shadowMap.depthTexture,Sl().mul(Al(Pl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return on(()=>{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 [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");D_=b_(i,n,D_),n.overrideMaterial=E_(r),i.setRenderObjectFunction(B_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Ze&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,x_(i,n,D_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),U_.material=this.vsmMaterialVertical,U_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),U_.material=this.vsmMaterialHorizontal,U_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,w_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const O_=(e,t)=>new I_(e,t),V_=new e,k_=new a,G_=new r,z_=new r,$_=[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)],W_=[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)],H_=[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)],q_=[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)],j_=on(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),X_=on(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(ya),n=mc("mapSize","vec2",s).setGroup(ya),a=i.div(n.x),o=Co(t),u=_o(Yo(t,o.x.greaterThan(o.z).select(_n(0,1,0),_n(1,0,0)))),l=Yo(t,u),d=Yb(ql.xy).mul(6.28318530718),c=Qb(0,5,d),h=Qb(1,5,d),p=Qb(2,5,d),g=Qb(3,5,d),m=Qb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),K_=on(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.near),o=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(ya),l=pn(1).toVar();return dn(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class Y_ extends I_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Je?j_:X_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return K_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new et(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=E;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?$_:H_,d=u?W_:q_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(V_),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()),G_.setFromMatrixPosition(s.matrixWorld),a.position.copy(G_),z_.copy(a.position),z_.add(l[e]),a.up.copy(d[e]),a.lookAt(z_),a.updateMatrixWorld(),o.makeTranslation(-G_.x,-G_.y,-G_.z),k_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(k_,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 Q_=(e,t)=>new Y_(e,t);class Z_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Ta(this.color).setGroup(ya),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Zs.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 i_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return O_(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?Qi(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 J_=on(({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)}),ev=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=J_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class tv extends Z_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(2).setGroup(ya)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return Q_(this.light)}setupDirect(e){return ev({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const rv=on(([e=Sl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),sv=on(([e=Sl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=pn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=yu(s.greaterThan(1),0,1);return i}),iv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=fn(e).toVar();return yu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),nv=on(([e,t])=>{const r=fn(t).toVar(),s=pn(e).toVar();return yu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),av=on(([e])=>{const t=pn(e).toVar();return gn(xo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),ov=on(([e,t])=>{const r=pn(e).toVar();return t.assign(av(r)),r.sub(pn(t))}),uv=pb([on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=pn(s).toVar(),l=pn(r).toVar(),d=pn(t).toVar(),c=pn(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]}),on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=_n(s).toVar(),l=_n(r).toVar(),d=_n(t).toVar(),c=_n(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]})]),lv=pb([on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=pn(o).toVar(),m=pn(a).toVar(),f=pn(n).toVar(),y=pn(i).toVar(),b=pn(s).toVar(),x=pn(r).toVar(),T=pn(t).toVar(),_=pn(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]}),on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=_n(o).toVar(),m=_n(a).toVar(),f=_n(n).toVar(),y=_n(i).toVar(),b=_n(s).toVar(),x=_n(r).toVar(),T=_n(t).toVar(),_=_n(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]})]),dv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=mn(e).toVar(),a=mn(n.bitAnd(mn(7))).toVar(),o=pn(iv(a.lessThan(mn(4)),i,s)).toVar(),u=pn(Ba(2,iv(a.lessThan(mn(4)),s,i))).toVar();return nv(o,fn(a.bitAnd(mn(1)))).add(nv(u,fn(a.bitAnd(mn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),cv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=mn(e).toVar(),u=mn(o.bitAnd(mn(15))).toVar(),l=pn(iv(u.lessThan(mn(8)),a,n)).toVar(),d=pn(iv(u.lessThan(mn(4)),n,iv(u.equal(mn(12)).or(u.equal(mn(14))),a,i))).toVar();return nv(l,fn(u.bitAnd(mn(1)))).add(nv(d,fn(u.bitAnd(mn(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"}]}),hv=pb([dv,cv]),pv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=Nn(e).toVar();return _n(hv(n.x,i,s),hv(n.y,i,s),hv(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"}]}),gv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=Nn(e).toVar();return _n(hv(o.x,a,n,i),hv(o.y,a,n,i),hv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),mv=pb([pv,gv]),fv=on(([e])=>{const t=pn(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),yv=on(([e])=>{const t=pn(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),bv=pb([fv,on(([e])=>{const t=_n(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),xv=pb([yv,on(([e])=>{const t=_n(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Tv=on(([e,t])=>{const r=gn(t).toVar(),s=mn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(gn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),_v=on(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Tv(r,gn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Tv(e,gn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Tv(t,gn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Tv(r,gn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Tv(e,gn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Tv(t,gn(4))),t.addAssign(e)}),vv=on(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=mn(e).toVar();return s.bitXorAssign(i),s.subAssign(Tv(i,gn(14))),n.bitXorAssign(s),n.subAssign(Tv(s,gn(11))),i.bitXorAssign(n),i.subAssign(Tv(n,gn(25))),s.bitXorAssign(i),s.subAssign(Tv(i,gn(16))),n.bitXorAssign(s),n.subAssign(Tv(s,gn(4))),i.bitXorAssign(n),i.subAssign(Tv(n,gn(14))),s.bitXorAssign(i),s.subAssign(Tv(i,gn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Nv=on(([e])=>{const t=mn(e).toVar();return pn(t).div(pn(mn(gn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Sv=on(([e])=>{const t=pn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Rv=pb([on(([e])=>{const t=gn(e).toVar(),r=mn(mn(1)).toVar(),s=mn(mn(gn(3735928559)).add(r.shiftLeft(mn(2))).add(mn(13))).toVar();return vv(s.add(mn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(mn(2)).toVar(),n=mn().toVar(),a=mn().toVar(),o=mn().toVar();return n.assign(a.assign(o.assign(mn(gn(3735928559)).add(i.shiftLeft(mn(2))).add(mn(13))))),n.addAssign(mn(s)),a.addAssign(mn(r)),vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(mn(3)).toVar(),o=mn().toVar(),u=mn().toVar(),l=mn().toVar();return o.assign(u.assign(l.assign(mn(gn(3735928559)).add(a.shiftLeft(mn(2))).add(mn(13))))),o.addAssign(mn(n)),u.addAssign(mn(i)),l.addAssign(mn(s)),vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),on(([e,t,r,s])=>{const i=gn(s).toVar(),n=gn(r).toVar(),a=gn(t).toVar(),o=gn(e).toVar(),u=mn(mn(4)).toVar(),l=mn().toVar(),d=mn().toVar(),c=mn().toVar();return l.assign(d.assign(c.assign(mn(gn(3735928559)).add(u.shiftLeft(mn(2))).add(mn(13))))),l.addAssign(mn(o)),d.addAssign(mn(a)),c.addAssign(mn(n)),_v(l,d,c),l.addAssign(mn(i)),vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),on(([e,t,r,s,i])=>{const n=gn(i).toVar(),a=gn(s).toVar(),o=gn(r).toVar(),u=gn(t).toVar(),l=gn(e).toVar(),d=mn(mn(5)).toVar(),c=mn().toVar(),h=mn().toVar(),p=mn().toVar();return c.assign(h.assign(p.assign(mn(gn(3735928559)).add(d.shiftLeft(mn(2))).add(mn(13))))),c.addAssign(mn(l)),h.addAssign(mn(u)),p.addAssign(mn(o)),_v(c,h,p),c.addAssign(mn(a)),h.addAssign(mn(n)),vv(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"}]})]),Av=pb([on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(Rv(s,r)).toVar(),n=Nn().toVar();return n.x.assign(i.bitAnd(gn(255))),n.y.assign(i.shiftRight(gn(8)).bitAnd(gn(255))),n.z.assign(i.shiftRight(gn(16)).bitAnd(gn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(Rv(n,i,s)).toVar(),o=Nn().toVar();return o.x.assign(a.bitAnd(gn(255))),o.y.assign(a.shiftRight(gn(8)).bitAnd(gn(255))),o.z.assign(a.shiftRight(gn(16)).bitAnd(gn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Ev=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(ov(t.x,r)).toVar(),n=pn(ov(t.y,s)).toVar(),a=pn(Sv(i)).toVar(),o=pn(Sv(n)).toVar(),u=pn(uv(hv(Rv(r,s),i,n),hv(Rv(r.add(gn(1)),s),i.sub(1),n),hv(Rv(r,s.add(gn(1))),i,n.sub(1)),hv(Rv(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return bv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(ov(t.x,r)).toVar(),a=pn(ov(t.y,s)).toVar(),o=pn(ov(t.z,i)).toVar(),u=pn(Sv(n)).toVar(),l=pn(Sv(a)).toVar(),d=pn(Sv(o)).toVar(),c=pn(lv(hv(Rv(r,s,i),n,a,o),hv(Rv(r.add(gn(1)),s,i),n.sub(1),a,o),hv(Rv(r,s.add(gn(1)),i),n,a.sub(1),o),hv(Rv(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),hv(Rv(r,s,i.add(gn(1))),n,a,o.sub(1)),hv(Rv(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),hv(Rv(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),hv(Rv(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return xv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),wv=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(ov(t.x,r)).toVar(),n=pn(ov(t.y,s)).toVar(),a=pn(Sv(i)).toVar(),o=pn(Sv(n)).toVar(),u=_n(uv(mv(Av(r,s),i,n),mv(Av(r.add(gn(1)),s),i.sub(1),n),mv(Av(r,s.add(gn(1))),i,n.sub(1)),mv(Av(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return bv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(ov(t.x,r)).toVar(),a=pn(ov(t.y,s)).toVar(),o=pn(ov(t.z,i)).toVar(),u=pn(Sv(n)).toVar(),l=pn(Sv(a)).toVar(),d=pn(Sv(o)).toVar(),c=_n(lv(mv(Av(r,s,i),n,a,o),mv(Av(r.add(gn(1)),s,i),n.sub(1),a,o),mv(Av(r,s.add(gn(1)),i),n,a.sub(1),o),mv(Av(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),mv(Av(r,s,i.add(gn(1))),n,a,o.sub(1)),mv(Av(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),mv(Av(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),mv(Av(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return xv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Cv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(av(t)).toVar();return Nv(Rv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar();return Nv(Rv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar();return Nv(Rv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar(),n=gn(av(t.w)).toVar();return Nv(Rv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Mv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(av(t)).toVar();return _n(Nv(Rv(r,gn(0))),Nv(Rv(r,gn(1))),Nv(Rv(r,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar();return _n(Nv(Rv(r,s,gn(0))),Nv(Rv(r,s,gn(1))),Nv(Rv(r,s,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar();return _n(Nv(Rv(r,s,i,gn(0))),Nv(Rv(r,s,i,gn(1))),Nv(Rv(r,s,i,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar(),n=gn(av(t.w)).toVar();return _n(Nv(Rv(r,s,i,n,gn(0))),Nv(Rv(r,s,i,n,gn(1))),Nv(Rv(r,s,i,n,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Bv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=pn(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Ev(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Pv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(wv(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"}]}),Lv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar();return yn(Bv(o,a,n,i),Bv(o.add(_n(gn(19),gn(193),gn(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"}]}),Fv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(Pv(o,a,n,i)).toVar(),l=pn(Bv(o.add(_n(gn(19),gn(193),gn(17))),a,n,i)).toVar();return Rn(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"}]}),Dv=pb([on(([e,t,r,s,i,n,a])=>{const o=gn(a).toVar(),u=pn(n).toVar(),l=gn(i).toVar(),d=gn(s).toVar(),c=gn(r).toVar(),h=gn(t).toVar(),p=yn(e).toVar(),g=_n(Mv(yn(h.add(d),c.add(l)))).toVar(),m=yn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=yn(yn(pn(h),pn(c)).add(m)).toVar(),y=yn(f.sub(p)).toVar();return dn(o.equal(gn(2)),()=>Co(y.x).add(Co(y.y))),dn(o.equal(gn(3)),()=>Wo(Co(y.x),Co(y.y))),Ko(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"}]}),on(([e,t,r,s,i,n,a,o,u])=>{const l=gn(u).toVar(),d=pn(o).toVar(),c=gn(a).toVar(),h=gn(n).toVar(),p=gn(i).toVar(),g=gn(s).toVar(),m=gn(r).toVar(),f=gn(t).toVar(),y=_n(e).toVar(),b=_n(Mv(_n(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=_n(_n(pn(f),pn(m),pn(g)).add(b)).toVar(),T=_n(x.sub(y)).toVar();return dn(l.equal(gn(2)),()=>Co(T.x).add(Co(T.y)).add(Co(T.z))),dn(l.equal(gn(3)),()=>Wo(Co(T.x),Co(T.y),Co(T.z))),Ko(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"}]})]),Uv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(ov(n.x,a),ov(n.y,o)).toVar(),l=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Dv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Iv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(ov(n.x,a),ov(n.y,o)).toVar(),l=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Dv(u,e,t,a,o,i,s)).toVar();dn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Ov=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(ov(n.x,a),ov(n.y,o)).toVar(),l=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Dv(u,e,t,a,o,i,s)).toVar();dn(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)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Vv=pb([Uv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(ov(n.x,a),ov(n.y,o),ov(n.z,u)).toVar(),d=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Dv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),kv=pb([Iv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(ov(n.x,a),ov(n.y,o),ov(n.z,u)).toVar(),d=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Dv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Gv=pb([Ov,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(ov(n.x,a),ov(n.y,o),ov(n.z,u)).toVar(),d=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Dv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),zv=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=yn(t).toVar(),p=yn(r).toVar(),g=yn(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return 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c=l.getCacheKey();u.backgroundCacheKey!==c&&(u.backgroundMeshNode.node=Rn(l).mul(lx),u.backgroundMeshNode.needsUpdate=!0,d.material.needsUpdate=!0,u.backgroundCacheKey=c),t.unshift(d,d.geometry,d.material,0,0,null,null)}else o("Renderer: Unsupported background configuration.",i);const a=s.xr.getEnvironmentBlendMode();if("additive"===a?Jv.set(0,0,0,1):"alpha-blend"===a&&Jv.set(0,0,0,0),!0===s.autoClear||!0===n){const T=r.clearColorValue;T.r=Jv.r,T.g=Jv.g,T.b=Jv.b,T.a=Jv.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s._clearDepth,r.stencilClearValue=s._clearStencil,r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let tN=0;class rN{constructor(e="",t=[],r=0,s=[]){this.name=e,this.bindings=t,this.index=r,this.bindingsReference=s,this.id=tN++}}class sN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new rN(t.name,[],t.index,t.bindingsReference);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class iN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class nN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class aN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class oN extends aN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class uN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let lN=0;class dN{constructor(e=null){this.id=lN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class cN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class hN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class pN extends hN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class gN extends hN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class mN extends hN{constructor(e,t=new 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Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),LN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class FN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Ly(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new 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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=ks(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return PN.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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e=this.varyings,u=e.length;null===t&&(t="nodeVarying"+u),"varying"!==a&&(t=this.getSubBuildProperty(t,n.subBuilds)),o=new oN(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 uN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new Yx,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new By(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowBuildStage(e,t,r=null){const s=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,r);return this.setBuildStage(s),i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.declarations,n=this.cache,a=this.buildStage,o=this.stack,u={code:""};this.flow=u,this.vars={},this.declarations={},this.cache=new dN,this.stack=Ly();for(const r of ri)this.setBuildStage(r),u.result=e.build(this,t);return u.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.declarations=i,this.cache=n,this.stack=o,this.setBuildStage(a),u}getFunctionOperator(){return null}buildFunctionCode(){d("Abstract function.")}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.tab,n=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const u={...this.context};delete u.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=u;let l=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,r);null!==s&&(i.code+=`${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 "${t.type}" is not compatible.`),e=new Yp),e.build(this)}else this.addFlow("compute",e);for(const e of ri){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of si){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=MN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new _N(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new vN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new NN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new SN(e);else if("color"===t)s=new RN(e);else if("mat2"===t)s=new AN(e);else if("mat3"===t)s=new EN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new wN(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)}( ${e} )`)}getSignature(){return`// Three.js r${nt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===js(this.object).useVelocity}}class DN{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===Zs.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===Zs.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===Zs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Zs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Zs.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 UN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}UN.isNodeFunctionInput=!0;class IN extends Z_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:n_(this.light),lightColor:e}}}const ON=new a,VN=new a;let kN=null;class GN extends Z_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Ta(new r).setGroup(ya),this.halfWidth=Ta(new r).setGroup(ya),this.updateType=Zs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;VN.identity(),ON.copy(t.matrixWorld),ON.premultiply(r),VN.extractRotation(ON),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(VN),this.halfHeight.value.applyMatrix4(VN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(kN.LTC_FLOAT_1),r=Pl(kN.LTC_FLOAT_2)):(t=Pl(kN.LTC_HALF_1),r=Pl(kN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:i_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){kN=e}}class zN extends Z_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Ta(0).setGroup(ya),this.penumbraCosNode=Ta(0).setGroup(ya),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(0).setGroup(ya),this.colorNode=Ta(this.color).setGroup(ya)}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 uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=t_(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(n_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=J_({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=Pl(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 $N extends zN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,yn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const WN=on(([e,t])=>{const r=e.abs().sub(t);return Bo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class HN extends zN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=pn(0),r=this.penumbraCosNode,s=e_(this.light).mul(e.context.positionWorld||Ld);return dn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=WN(e.xy.sub(yn(.5)),yn(.5)),n=Pa(-1,Ma(1,Eo(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class qN extends Z_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class jN extends Z_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=r_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Ta(new e).setGroup(ya)}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=jd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class XN extends Z_{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=Ol(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=Qv(jd,this.lightProbe);e.context.irradiance.addAssign(t)}}class KN{parseFunction(){d("Abstract function.")}}class YN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}YN.isNodeFunction=!0;const QN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,ZN=/[a-z_0-9]+/gi,JN="#pragma main";class eS extends YN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(JN),r=-1!==t?e.slice(t+12):e,s=r.match(QN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=ZN.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 Yp),n.build(),o("TSL: "+e)}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 sN(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){sS[0]=e,sS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(sS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&iS.push(t.getCacheKey(!0)),i&&iS.push(i.getCacheKey()),n&&iS.push(n.getCacheKey()),iS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),iS.push(this.renderer.shadowMap.enabled?1:0),iS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Us(iS),this.callHashCache.set(sS,s),iS.length=0}return sS.length=0,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===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return gf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),cg(e)}}if(!0===r.isTexture)return Pl(r,Wl.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=mc("color","color",r).setGroup(ya),t=mc("density","float",r).setGroup(ya);return uT(e,oT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(ya),t=mc("near","float",r).setGroup(ya),s=mc("far","float",r).setGroup(ya);return uT(e,aT(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?hc(r):!0===r.isTexture?Pl(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 rS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?mx(e,_n(Wl,Vl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Wl).renderOutput(t.toneMapping,t.currentColorSpace);return rS.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 DN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const aS=new je;class oS{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 mS(i.framebufferWidth,i.framebufferHeight,{format:Re,type:Ge,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;xS(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 NS(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 SS(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 nS(this,r),this._animation=new Xf(this,this._nodes,this.info),this._attributes=new ay(r),this._background=new eN(this,this._nodes),this._geometries=new ly(this._attributes,this.info),this._textures=new Cy(this,r,this.info),this._pipelines=new fy(r,this._nodes),this._bindings=new yy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Jf(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Ny(this.lighting),this._bundles=new dS,this._renderContexts=new Ey,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:AS;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 oS),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=Ed,t.modelNormalViewMatrix=wd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Ed&&e.modelNormalViewMatrix===wd}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(wS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(wS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new oS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?MS:CS;t.isArrayCamera||(BS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(BS,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=ES.width,g.height=ES.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(PS.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)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=PS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=PS.copy(t).floor()}else t=PS.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?MS:CS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&PS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(BS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,PS.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?MS:CS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),PS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(BS)),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=ut;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=t.overrideMaterial.colorNode,d=t.overrideMaterial.depthNode,c=t.overrideMaterial.positionNode,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);e.side=null===i.shadowSide?i.side:i.shadowSide,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=ut,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);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}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 DS 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)+(ny-e%ny)%ny;var e}get buffer(){return this._buffer}update(){return!0}}class US extends DS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let IS=0;class OS extends US{constructor(e,t){super("UniformBuffer_"+IS++,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 VS extends US{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 $S=0;class WS extends zS{constructor(e,t){super(e,t),this.id=$S++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class HS extends WS{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 qS extends HS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class jS extends HS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const XS={bitcast_int_uint:new Xx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Xx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},KS={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"},YS={low:"lowp",medium:"mediump",high:"highp"},QS={swizzleAssign:!0,storageBuffer:!1},ZS={perspective:"smooth",linear:"noperspective"},JS={centroid:"centroid"},eR="\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 lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class tR extends FN{constructor(e,t){super(e,t,new tS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=XS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==XS[e]&&this._include(e),KS[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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?bt:xt;2===s?n=i?Nt:G:3===s?n=i?St:Rt:4===s&&(n=i?At:Re);const a={Float32Array:j,Uint8Array:Ge,Uint16Array:vt,Uint32Array:S,Int8Array:_t,Int16Array:Tt,Int32Array:R,Uint8ClampedArray:Ge},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=YS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=YS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${ZS[s.interpolationType]||s.interpolationType} ${JS[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${ZS[e.interpolationType]||e.interpolationType} ${JS[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=QS[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)}QS[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 HS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new qS(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new jS(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 OS(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 GS(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 rR=null,sR=null;class iR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Et.RENDER]:null,[Et.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:")?Et.COMPUTE:Et.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 rR=rR||new t,this.renderer.getDrawingBufferSize(rR)}setScissorTest(){}getClearColor(){const e=this.renderer;return sR=sR||new My,e.getClearColor(sR),sR.getRGB(sR),sR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:wt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${nt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let nR,aR,oR=0;class uR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class lR{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:oR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new uR(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 hR,pR,gR,mR=!1;class fR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===mR&&(this._init(),mR=!0)}_init(){const e=this.gl;hR={[Ir]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ur]:e.MIRRORED_REPEAT},pR={[w]:e.NEAREST,[Or]:e.NEAREST_MIPMAP_NEAREST,[st]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[rt]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},gR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[$r]:e.LEQUAL,[zr]:e.EQUAL,[Gr]:e.GEQUAL,[kr]:e.GREATER,[Vr]: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,hR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,hR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,hR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,pR[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,pR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,gR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==st&&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 yR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class bR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class xR{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 TR={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 _R{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 SR extends iR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new bR(this),this.capabilities=new xR(this),this.attributeUtils=new lR(this),this.textureUtils=new fR(this),this.bufferRenderer=new _R(this),this.state=new dR(this),this.utils=new cR(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 NR(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){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(Et.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;eTR[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=Ay(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 RR="point-list",AR="line-list",ER="line-strip",wR="triangle-list",CR="triangle-strip",MR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},BR="never",PR="less",LR="equal",FR="less-equal",DR="greater",UR="not-equal",IR="greater-equal",OR="always",VR="store",kR="load",GR="clear",zR="ccw",$R="cw",WR="none",HR="back",qR="uint16",jR="uint32",XR="r8unorm",KR="r8snorm",YR="r8uint",QR="r8sint",ZR="r16uint",JR="r16sint",eA="r16float",tA="rg8unorm",rA="rg8snorm",sA="rg8uint",iA="rg8sint",nA="r32uint",aA="r32sint",oA="r32float",uA="rg16uint",lA="rg16sint",dA="rg16float",cA="rgba8unorm",hA="rgba8unorm-srgb",pA="rgba8snorm",gA="rgba8uint",mA="rgba8sint",fA="bgra8unorm",yA="bgra8unorm-srgb",bA="rgb9e5ufloat",xA="rgb10a2unorm",TA="rg11b10ufloat",_A="rg32uint",vA="rg32sint",NA="rg32float",SA="rgba16uint",RA="rgba16sint",AA="rgba16float",EA="rgba32uint",wA="rgba32sint",CA="rgba32float",MA="depth16unorm",BA="depth24plus",PA="depth24plus-stencil8",LA="depth32float",FA="depth32float-stencil8",DA="bc1-rgba-unorm",UA="bc1-rgba-unorm-srgb",IA="bc2-rgba-unorm",OA="bc2-rgba-unorm-srgb",VA="bc3-rgba-unorm",kA="bc3-rgba-unorm-srgb",GA="bc4-r-unorm",zA="bc4-r-snorm",$A="bc5-rg-unorm",WA="bc5-rg-snorm",HA="bc6h-rgb-ufloat",qA="bc6h-rgb-float",jA="bc7-rgba-unorm",XA="bc7-rgba-unorm-srgb",KA="etc2-rgb8unorm",YA="etc2-rgb8unorm-srgb",QA="etc2-rgb8a1unorm",ZA="etc2-rgb8a1unorm-srgb",JA="etc2-rgba8unorm",eE="etc2-rgba8unorm-srgb",tE="eac-r11unorm",rE="eac-r11snorm",sE="eac-rg11unorm",iE="eac-rg11snorm",nE="astc-4x4-unorm",aE="astc-4x4-unorm-srgb",oE="astc-5x4-unorm",uE="astc-5x4-unorm-srgb",lE="astc-5x5-unorm",dE="astc-5x5-unorm-srgb",cE="astc-6x5-unorm",hE="astc-6x5-unorm-srgb",pE="astc-6x6-unorm",gE="astc-6x6-unorm-srgb",mE="astc-8x5-unorm",fE="astc-8x5-unorm-srgb",yE="astc-8x6-unorm",bE="astc-8x6-unorm-srgb",xE="astc-8x8-unorm",TE="astc-8x8-unorm-srgb",_E="astc-10x5-unorm",vE="astc-10x5-unorm-srgb",NE="astc-10x6-unorm",SE="astc-10x6-unorm-srgb",RE="astc-10x8-unorm",AE="astc-10x8-unorm-srgb",EE="astc-10x10-unorm",wE="astc-10x10-unorm-srgb",CE="astc-12x10-unorm",ME="astc-12x10-unorm-srgb",BE="astc-12x12-unorm",PE="astc-12x12-unorm-srgb",LE="clamp-to-edge",FE="repeat",DE="mirror-repeat",UE="linear",IE="nearest",OE="zero",VE="one",kE="src",GE="one-minus-src",zE="src-alpha",$E="one-minus-src-alpha",WE="dst",HE="one-minus-dst",qE="dst-alpha",jE="one-minus-dst-alpha",XE="src-alpha-saturated",KE="constant",YE="one-minus-constant",QE="add",ZE="subtract",JE="reverse-subtract",ew="min",tw="max",rw=0,sw=15,iw="keep",nw="zero",aw="replace",ow="invert",uw="increment-clamp",lw="decrement-clamp",dw="increment-wrap",cw="decrement-wrap",hw="storage",pw="read-only-storage",gw="write-only",mw="read-only",fw="read-write",yw="non-filtering",bw="comparison",xw="float",Tw="unfilterable-float",_w="depth",vw="sint",Nw="uint",Sw="2d",Rw="3d",Aw="2d",Ew="2d-array",ww="cube",Cw="3d",Mw="all",Bw="vertex",Pw="instance",Lw={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"},Fw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Dw extends zS{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 Uw extends DS{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Iw=0;class Ow extends Uw{constructor(e,t){super("StorageBuffer_"+Iw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ei.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class Vw extends ey{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:UE}),this.flipYSampler=e.createSampler({minFilter:IE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:CR,stripIndexFormat:jR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:CR,stripIndexFormat:jR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Aw,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Aw,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:GR,storeOp:VR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Aw,baseArrayLayer:r});const a=[];for(let o=1;o0)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 Vw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_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,Hw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,qw={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 jw extends YN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Ww);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=Hw.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 Xw extends KN{parseFunction(e){return new jw(e)}}const Kw={[ei.READ_ONLY]:"read",[ei.WRITE_ONLY]:"write",[ei.READ_WRITE]:"read_write"},Yw={[Ir]:"repeat",[xe]:"clamp",[Ur]:"mirror"},Qw={vertex:MR.VERTEX,fragment:MR.FRAGMENT,compute:MR.COMPUTE},Zw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Jw={"^^":"tsl_xor"},eC={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"},tC={},rC={tsl_xor:new Xx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Xx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Xx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Xx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Xx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Xx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Xx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Xx("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 Xx("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 Xx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Xx("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 Xx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Xx("\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")},sC={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 iC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(iC+="diagnostic( off, derivative_uniformity );\n");class nC extends FN{constructor(e,t){super(e,t,new Xw),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}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${Yw[e.wrapS]}S_${Yw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=tC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(rC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(rC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ur?(s.push(rC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",tC[t]=r=new Xx(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 Ru(new hl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Ru(new hl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Ru(new hl("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"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";return i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`),r=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}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=Jw[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."),ei.READ_WRITE):ei.READ_ONLY:e.access}getStorageAccess(e,t){return Kw[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 jS(i.name,i.node,o,n):new HS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new qS(i.name,i.node,o,n):"texture3D"===t&&(s=new jS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Qw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Dw(`${i.name}_sampler`,i.node,o);e.setVisibility(Qw[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?OS:Ow)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Qw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new GS(u,o),e.setVisibility(Qw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|Qw[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=$w(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${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}, ${e} )`}getType(e){return eC[e]||e}isAvailable(e){let t=Zw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Zw[e]=t),t}_getWGSLMethod(e){return void 0!==rC[e]&&this._include(e),sC[e]}_include(e){const t=rC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${iC}\n\n// structs\n${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 aC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=PA:e.depth&&(t=BA),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?RR:e.isLineSegments||e.isMesh&&!0===t.wireframe?AR:e.isLine?ER:e.isMesh?wR: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===Ge)return fA;if(e===be)return AA;throw new Error("Unsupported output buffer type.")}}const oC=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&&oC.set(Float16Array,["float16"]);const uC=new Map([[it,["float16"]]]),lC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class dC{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=Mw;let o;o=t.isSampledCubeTexture?ww:t.isSampledTexture3D?Cw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Ew:Aw,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&MR.COMPUTE&&(s.access===ei.READ_WRITE||s.access===ei.WRITE_ONLY)?e.type=hw:e.type=pw),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===ei.READ_WRITE?fw:t===ei.WRITE_ONLY?gw:mw,s.texture.isArrayTexture?e.viewDimension=Ew:s.texture.is3DTexture&&(e.viewDimension=Cw),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=Tw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Tw:t.sampleType=_w;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=vw:e===S?t.sampleType=Nw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=xw:t.sampleType=Tw)}s.isSampledCubeTexture?t.viewDimension=ww:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Ew:s.isSampledTexture3D&&(t.viewDimension=Cw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=bw:t.type=yw),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 pC{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===ze&&!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===lt){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:QE},r={srcFactor:i,dstFactor:n,operation:QE}};if(e.premultipliedAlpha)switch(s){case ze:i(VE,$E,VE,$E);break;case Wt:i(VE,VE,VE,VE);break;case $t:i(OE,GE,OE,VE);break;case zt:i(WE,$E,OE,VE)}else switch(s){case ze:i(zE,$E,VE,$E);break;case Wt:i(zE,VE,VE,VE);break;case $t:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case zt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case dt:t=OE;break;case Ot:t=VE;break;case It:t=kE;break;case Lt:t=GE;break;case $e:t=zE;break;case We:t=$E;break;case Dt:t=WE;break;case Pt:t=HE;break;case Ft:t=qE;break;case Bt:t=jE;break;case Ut:t=XE;break;case 211:t=KE;break;case 212:t=YE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=BR;break;case ts:t=OR;break;case es:t=PR;break;case Jr:t=FR;break;case Zr:t=LR;break;case Qr:t=IR;break;case Yr:t=DR;break;case Kr:t=UR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=iw;break;case ls:t=nw;break;case us:t=aw;break;case os:t=ow;break;case as:t=uw;break;case ns:t=lw;break;case is:t=dw;break;case ss:t=cw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case He:t=QE;break;case Mt:t=ZE;break;case Ct:t=JE;break;case hs:t=ew;break;case cs:t=tw;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?qR:jR);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?$R:zR,s.cullMode=r.side===B?WR:HR,s}_getColorWriteMask(e){return!0===e.colorWrite?sw:rw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=OR;else{const r=e.depthFunc;switch(r){case Zt:t=BR;break;case Qt:t=OR;break;case Yt:t=PR;break;case Kt:t=FR;break;case Xt:t=LR;break;case jt:t=IR;break;case qt:t=DR;break;case Ht:t=UR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class gC extends vR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 mC extends iR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new aC(this),this.attributeUtils=new dC(this),this.bindingUtils=new hC(this),this.pipelineUtils=new pC(this),this.textureUtils=new zw(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:t.compatibilityMode?"compatibility":void 0},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(Lw),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;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(Lw.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${nt} 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:kR}),this.initTimestampQuery(Et.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 SR(e)));super(new t(e),e),this.library=new bC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class TC extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class _C{constructor(e,t=Rn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Yp;r.name="PostProcessing",this._quadMesh=new $b(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();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.onAfterPostProcessing&&this._context.onAfterPostProcessing()}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={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=fl(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('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class vC 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 NC 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 SC 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 RC extends rx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class AC 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),pn()):new this.nodes[e]}}class EC 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 wC 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 AC;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 EC;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>>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 Ds=e=>Fs(e),Us=e=>Fs(e),Is=(...e)=>Fs(e),Os=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Vs=new WeakMap;function ks(e){return Os.get(e)}function Gs(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 zs(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)}function $s(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Hs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function qs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Ks(u[0]):null}function js(e){let t=Vs.get(e);return void 0===t&&(t={},Vs.set(e,t)),t}function Xs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ys=Object.freeze({__proto__:null,arrayBufferToBase64:Xs,base64ToArrayBuffer:Ks,getAlignmentFromType:Ws,getDataFromObject:js,getLengthFromType:zs,getMemoryLengthFromType:$s,getTypeFromLength:ks,getTypedArrayFromType:Gs,getValueFromType:qs,getValueType:Hs,hash:Is,hashArray:Us,hashString:Ds});const Qs={VERTEX:"vertex",FRAGMENT:"fragment"},Zs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Js={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ei={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ti=["fragment","vertex"],ri=["setup","analyze","generate"],si=[...ti,"compute"],ii=["x","y","z","w"],ni={analyze:"setup",generate:"analyze"};let ai=0;class oi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Zs.NONE,this.updateBeforeType=Zs.NONE,this.updateAfterType=Zs.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:ai++})}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,Zs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Zs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Zs.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}}class ui extends oi{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)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class li extends oi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class di extends oi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class ci extends di{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const hi=ii.join("");class pi extends oi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ii.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===hi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${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 gi extends di{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("");oi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ti?Ti.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=_i.get("assign");return this.addToStack(t(...e))}},oi.prototype.toVarIntent=function(){return this},oi.prototype.get=function(e){return new xi(this,e)};const Si={};function Ri(e,t,r){Si[e]=Si[t]=Si[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new pi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();oi.prototype["set"+s]=oi.prototype["set"+i]=oi.prototype["set"+n]=function(t){const r=Ni(e);return new gi(this,r,Qi(t))},oi.prototype["flip"+s]=oi.prototype["flip"+i]=oi.prototype["flip"+n]=function(){const t=Ni(e);return new mi(this,t)}}const Ai=["x","y","z","w"],Ei=["r","g","b","a"],wi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ai[e],r=Ei[e],s=wi[e];Ri(t,r,s);for(let i=0;i<4;i++){t=Ai[e]+Ai[i],r=Ei[e]+Ei[i],s=wi[e]+wi[i],Ri(t,r,s);for(let n=0;n<4;n++){t=Ai[e]+Ai[i]+Ai[n],r=Ei[e]+Ei[i]+Ei[n],s=wi[e]+wi[i]+wi[n],Ri(t,r,s);for(let a=0;a<4;a++)t=Ai[e]+Ai[i]+Ai[n]+Ai[a],r=Ei[e]+Ei[i]+Ei[n]+Ei[a],s=wi[e]+wi[i]+wi[n]+wi[a],Ri(t,r,s)}}}for(let e=0;e<32;e++)Si[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ui(this,new bi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};Object.defineProperties(oi.prototype,Si);const Ci=new WeakMap,Mi=function(e,t=null){for(const r in e)e[r]=Qi(e[r],t);return e},Bi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...en(d(t)))):null!==r?(r=Qi(r),n=(...s)=>i(new e(t,...en(d(s)),r))):n=(...r)=>i(new e(t,...en(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},Li=function(e,...t){return new e(...en(t))};class Fi extends oi{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=Ci.get(e.constructor);void 0===s&&(s=new WeakMap,Ci.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Qi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Ji(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Qi(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 Ji(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 Qi(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 oi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Qi(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=Qi(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 Di extends oi{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 Fi(this,e)}setup(){return this.call()}}const Ui=[!1,!0],Ii=[0,1,2,3],Oi=[-1,-2],Vi=[.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],ki=new Map;for(const e of Ui)ki.set(e,new bi(e));const Gi=new Map;for(const e of Ii)Gi.set(e,new bi(e,"uint"));const zi=new Map([...Gi].map(e=>new bi(e.value,"int")));for(const e of Oi)zi.set(e,new bi(e,"int"));const $i=new Map([...zi].map(e=>new bi(e.value)));for(const e of Vi)$i.set(e,new bi(e));for(const e of Vi)$i.set(-e,new bi(-e));const Wi={bool:ki,uint:Gi,ints:zi,float:$i},Hi=new Map([...ki,...$i]),qi=(e,t)=>Hi.has(e)?Hi.get(e):!0===e.isNode?e:new bi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),new bi(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=[qs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Zi(t.get(r[0]));if(1===r.length){const t=qi(r[0],e);return t.nodeType===e?Zi(t):Zi(new li(t,e))}const s=r.map(e=>qi(e));return Zi(new ci(s,e))}},Xi=e=>"object"==typeof e&&null!==e?e.value:e,Ki=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Yi(e,t){return new Di(e,t)}const Qi=(e,t=null)=>function(e,t=null){const r=Hs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Qi(qi(e,t)):"shader"===r?e.isFn?e:on(e):e}(e,t),Zi=(e,t=null)=>Qi(e,t).toVarIntent(),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null)=>new Bi(e,t),tn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),rn=(e,...t)=>new Li(e,...t),sn=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let nn=0;class an extends oi{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."),t=null)),this.shaderNode=new Yi(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"+nn++,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 )".'),e.generateConst(t)}}function on(e,t=null){const r=new an(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 un=e=>{Ti=e},ln=()=>Ti,dn=(...e)=>Ti.If(...e);function cn(e){return Ti&&Ti.addToStack(e),e}vi("toStack",cn);const hn=new ji("color"),pn=new ji("float",Wi.float),gn=new ji("int",Wi.ints),mn=new ji("uint",Wi.uint),fn=new ji("bool",Wi.bool),yn=new ji("vec2"),bn=new ji("ivec2"),xn=new ji("uvec2"),Tn=new ji("bvec2"),_n=new ji("vec3"),vn=new ji("ivec3"),Nn=new ji("uvec3"),Sn=new ji("bvec3"),Rn=new ji("vec4"),An=new ji("ivec4"),En=new ji("uvec4"),wn=new ji("bvec4"),Cn=new ji("mat2"),Mn=new ji("mat3"),Bn=new ji("mat4");vi("toColor",hn),vi("toFloat",pn),vi("toInt",gn),vi("toUint",mn),vi("toBool",fn),vi("toVec2",yn),vi("toIVec2",bn),vi("toUVec2",xn),vi("toBVec2",Tn),vi("toVec3",_n),vi("toIVec3",vn),vi("toUVec3",Nn),vi("toBVec3",Sn),vi("toVec4",Rn),vi("toIVec4",An),vi("toUVec4",En),vi("toBVec4",wn),vi("toMat2",Cn),vi("toMat3",Mn),vi("toMat4",Bn);const Pn=tn(ui).setParameterLength(2),Ln=(e,t)=>Qi(new li(Qi(e),t));vi("element",Pn),vi("convert",Ln);vi("append",e=>(d("TSL: .append() has been renamed to .toStack()."),cn(e)));class Fn extends oi{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 Ds(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 Dn=(e,t)=>new Fn(e,t),Un=(e,t)=>new Fn(e,t,!0),In=rn(Fn,"vec4","DiffuseColor"),On=rn(Fn,"vec3","DiffuseContribution"),Vn=rn(Fn,"vec3","EmissiveColor"),kn=rn(Fn,"float","Roughness"),Gn=rn(Fn,"float","Metalness"),zn=rn(Fn,"float","Clearcoat"),$n=rn(Fn,"float","ClearcoatRoughness"),Wn=rn(Fn,"vec3","Sheen"),Hn=rn(Fn,"float","SheenRoughness"),qn=rn(Fn,"float","Iridescence"),jn=rn(Fn,"float","IridescenceIOR"),Xn=rn(Fn,"float","IridescenceThickness"),Kn=rn(Fn,"float","AlphaT"),Yn=rn(Fn,"float","Anisotropy"),Qn=rn(Fn,"vec3","AnisotropyT"),Zn=rn(Fn,"vec3","AnisotropyB"),Jn=rn(Fn,"color","SpecularColor"),ea=rn(Fn,"color","SpecularColorBlended"),ta=rn(Fn,"float","SpecularF90"),ra=rn(Fn,"float","Shininess"),sa=rn(Fn,"vec4","Output"),ia=rn(Fn,"float","dashSize"),na=rn(Fn,"float","gapSize"),aa=rn(Fn,"float","pointWidth"),oa=rn(Fn,"float","IOR"),ua=rn(Fn,"float","Transmission"),la=rn(Fn,"float","Thickness"),da=rn(Fn,"float","AttenuationDistance"),ca=rn(Fn,"color","AttenuationColor"),ha=rn(Fn,"float","Dispersion");class pa extends oi{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 ga=e=>new pa(e),ma=(e,t=0)=>new pa(e,!0,t),fa=ma("frame"),ya=ma("render"),ba=ga("object");class xa extends fi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ba}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),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} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Ta=(e,t)=>{const r=Ki(t||e);if(r===e&&(e=qs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new xa(e,r)};class _a extends di{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const va=(...e)=>{let t;if(1===e.length){const r=e[0];t=new _a(null,r.length,r)}else{const r=e[0],s=e[1];t=new _a(r,s)}return Qi(t)};vi("toArray",(e,t)=>va(Array(t).fill(e)));class Na extends di{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ii.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?en(t):Ji(t[0]),new Ra(Qi(e),t));vi("call",Aa);const Ea={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class wa extends di{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new wa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${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} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ca=sn(wa,"+").setParameterLength(2,1/0).setName("add"),Ma=sn(wa,"-").setParameterLength(2,1/0).setName("sub"),Ba=sn(wa,"*").setParameterLength(2,1/0).setName("mul"),Pa=sn(wa,"/").setParameterLength(2,1/0).setName("div"),La=sn(wa,"%").setParameterLength(2).setName("mod"),Fa=sn(wa,"==").setParameterLength(2).setName("equal"),Da=sn(wa,"!=").setParameterLength(2).setName("notEqual"),Ua=sn(wa,"<").setParameterLength(2).setName("lessThan"),Ia=sn(wa,">").setParameterLength(2).setName("greaterThan"),Oa=sn(wa,"<=").setParameterLength(2).setName("lessThanEqual"),Va=sn(wa,">=").setParameterLength(2).setName("greaterThanEqual"),ka=sn(wa,"&&").setParameterLength(2,1/0).setName("and"),Ga=sn(wa,"||").setParameterLength(2,1/0).setName("or"),za=sn(wa,"!").setParameterLength(1).setName("not"),$a=sn(wa,"^^").setParameterLength(2).setName("xor"),Wa=sn(wa,"&").setParameterLength(2).setName("bitAnd"),Ha=sn(wa,"~").setParameterLength(1).setName("bitNot"),qa=sn(wa,"|").setParameterLength(2).setName("bitOr"),ja=sn(wa,"^").setParameterLength(2).setName("bitXor"),Xa=sn(wa,"<<").setParameterLength(2).setName("shiftLeft"),Ka=sn(wa,">>").setParameterLength(2).setName("shiftRight"),Ya=on(([e])=>(e.addAssign(1),e)),Qa=on(([e])=>(e.subAssign(1),e)),Za=on(([e])=>{const t=gn(e).toConst();return e.addAssign(1),t}),Ja=on(([e])=>{const t=gn(e).toConst();return e.subAssign(1),t});vi("add",Ca),vi("sub",Ma),vi("mul",Ba),vi("div",Pa),vi("mod",La),vi("equal",Fa),vi("notEqual",Da),vi("lessThan",Ua),vi("greaterThan",Ia),vi("lessThanEqual",Oa),vi("greaterThanEqual",Va),vi("and",ka),vi("or",Ga),vi("not",za),vi("xor",$a),vi("bitAnd",Wa),vi("bitNot",Ha),vi("bitOr",qa),vi("bitXor",ja),vi("shiftLeft",Xa),vi("shiftRight",Ka),vi("incrementBefore",Ya),vi("decrementBefore",Qa),vi("increment",Za),vi("decrement",Ja);const eo=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(gn(e),gn(t)));vi("modInt",eo);class to extends di{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===to.MAX||e===to.MIN)&&arguments.length>3){let i=new to(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===to.LENGTH||t===to.DISTANCE||t===to.DOT?"float":t===to.CROSS?"vec3":t===to.ALL||t===to.ANY?"bool":t===to.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===to.ONE_MINUS)i=Ma(1,t);else if(s===to.RECIPROCAL)i=Pa(1,t);else if(s===to.DIFFERENCE)i=Co(Ma(t,r));else if(s===to.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Rn(_n(n),0):s=Rn(_n(s),0);const a=Ba(s,n).xyz;i=_o(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===to.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===to.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===to.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==to.MIN&&r!==to.MAX?r===to.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===to.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===to.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==to.DFDX&&r!==to.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${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}}to.ALL="all",to.ANY="any",to.RADIANS="radians",to.DEGREES="degrees",to.EXP="exp",to.EXP2="exp2",to.LOG="log",to.LOG2="log2",to.SQRT="sqrt",to.INVERSE_SQRT="inversesqrt",to.FLOOR="floor",to.CEIL="ceil",to.NORMALIZE="normalize",to.FRACT="fract",to.SIN="sin",to.COS="cos",to.TAN="tan",to.ASIN="asin",to.ACOS="acos",to.ATAN="atan",to.ABS="abs",to.SIGN="sign",to.LENGTH="length",to.NEGATE="negate",to.ONE_MINUS="oneMinus",to.DFDX="dFdx",to.DFDY="dFdy",to.ROUND="round",to.RECIPROCAL="reciprocal",to.TRUNC="trunc",to.FWIDTH="fwidth",to.TRANSPOSE="transpose",to.DETERMINANT="determinant",to.INVERSE="inverse",to.EQUALS="equals",to.MIN="min",to.MAX="max",to.STEP="step",to.REFLECT="reflect",to.DISTANCE="distance",to.DIFFERENCE="difference",to.DOT="dot",to.CROSS="cross",to.POW="pow",to.TRANSFORM_DIRECTION="transformDirection",to.MIX="mix",to.CLAMP="clamp",to.REFRACT="refract",to.SMOOTHSTEP="smoothstep",to.FACEFORWARD="faceforward";const ro=pn(1e-6),so=pn(1e6),io=pn(Math.PI),no=pn(2*Math.PI),ao=pn(2*Math.PI),oo=pn(.5*Math.PI),uo=sn(to,to.ALL).setParameterLength(1),lo=sn(to,to.ANY).setParameterLength(1),co=sn(to,to.RADIANS).setParameterLength(1),ho=sn(to,to.DEGREES).setParameterLength(1),po=sn(to,to.EXP).setParameterLength(1),go=sn(to,to.EXP2).setParameterLength(1),mo=sn(to,to.LOG).setParameterLength(1),fo=sn(to,to.LOG2).setParameterLength(1),yo=sn(to,to.SQRT).setParameterLength(1),bo=sn(to,to.INVERSE_SQRT).setParameterLength(1),xo=sn(to,to.FLOOR).setParameterLength(1),To=sn(to,to.CEIL).setParameterLength(1),_o=sn(to,to.NORMALIZE).setParameterLength(1),vo=sn(to,to.FRACT).setParameterLength(1),No=sn(to,to.SIN).setParameterLength(1),So=sn(to,to.COS).setParameterLength(1),Ro=sn(to,to.TAN).setParameterLength(1),Ao=sn(to,to.ASIN).setParameterLength(1),Eo=sn(to,to.ACOS).setParameterLength(1),wo=sn(to,to.ATAN).setParameterLength(1,2),Co=sn(to,to.ABS).setParameterLength(1),Mo=sn(to,to.SIGN).setParameterLength(1),Bo=sn(to,to.LENGTH).setParameterLength(1),Po=sn(to,to.NEGATE).setParameterLength(1),Lo=sn(to,to.ONE_MINUS).setParameterLength(1),Fo=sn(to,to.DFDX).setParameterLength(1),Do=sn(to,to.DFDY).setParameterLength(1),Uo=sn(to,to.ROUND).setParameterLength(1),Io=sn(to,to.RECIPROCAL).setParameterLength(1),Oo=sn(to,to.TRUNC).setParameterLength(1),Vo=sn(to,to.FWIDTH).setParameterLength(1),ko=sn(to,to.TRANSPOSE).setParameterLength(1),Go=sn(to,to.DETERMINANT).setParameterLength(1),zo=sn(to,to.INVERSE).setParameterLength(1),$o=sn(to,to.MIN).setParameterLength(2,1/0),Wo=sn(to,to.MAX).setParameterLength(2,1/0),Ho=sn(to,to.STEP).setParameterLength(2),qo=sn(to,to.REFLECT).setParameterLength(2),jo=sn(to,to.DISTANCE).setParameterLength(2),Xo=sn(to,to.DIFFERENCE).setParameterLength(2),Ko=sn(to,to.DOT).setParameterLength(2),Yo=sn(to,to.CROSS).setParameterLength(2),Qo=sn(to,to.POW).setParameterLength(2),Zo=e=>Ba(e,e),Jo=e=>Ba(e,e,e),eu=e=>Ba(e,e,e,e),tu=sn(to,to.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ba(Mo(e),Qo(Co(e),1/3)),su=e=>Ko(e,e),iu=sn(to,to.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Qi(new to(to.CLAMP,Qi(e),Qi(t),Qi(r))),au=e=>nu(e),ou=sn(to,to.REFRACT).setParameterLength(3),uu=sn(to,to.SMOOTHSTEP).setParameterLength(3),lu=sn(to,to.FACEFORWARD).setParameterLength(3),du=on(([e])=>{const t=Ko(e.xy,yn(12.9898,78.233)),r=La(t,io);return vo(No(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=lu,mu=bo;vi("all",uo),vi("any",lo),vi("radians",co),vi("degrees",ho),vi("exp",po),vi("exp2",go),vi("log",mo),vi("log2",fo),vi("sqrt",yo),vi("inverseSqrt",bo),vi("floor",xo),vi("ceil",To),vi("normalize",_o),vi("fract",vo),vi("sin",No),vi("cos",So),vi("tan",Ro),vi("asin",Ao),vi("acos",Eo),vi("atan",wo),vi("abs",Co),vi("sign",Mo),vi("length",Bo),vi("lengthSq",su),vi("negate",Po),vi("oneMinus",Lo),vi("dFdx",Fo),vi("dFdy",Do),vi("round",Uo),vi("reciprocal",Io),vi("trunc",Oo),vi("fwidth",Vo),vi("min",$o),vi("max",Wo),vi("step",pu),vi("reflect",qo),vi("distance",jo),vi("dot",Ko),vi("cross",Yo),vi("pow",Qo),vi("pow2",Zo),vi("pow3",Jo),vi("pow4",eu),vi("transformDirection",tu),vi("mix",cu),vi("clamp",nu),vi("refract",ou),vi("smoothstep",hu),vi("faceForward",lu),vi("difference",Xo),vi("saturate",au),vi("cbrt",ru),vi("transpose",ko),vi("determinant",Go),vi("inverse",zo),vi("rand",du);class fu extends oi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Dn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${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."),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."),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 yu=tn(fu).setParameterLength(2,3);vi("select",yu);class bu extends oi{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 xu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new bu(r,t)},Tu=e=>xu(e,{uniformFlow:!0}),_u=(e,t)=>xu(e,{nodeName:t});function vu(e,t,r=null){return xu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Nu(e,t=null){return xu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Su(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),_u(e,t)}vi("context",xu),vi("label",Su),vi("uniformFlow",Tu),vi("setName",_u),vi("builtinShadowContext",(e,t,r)=>vu(t,r,e)),vi("builtinAOContext",(e,t)=>Nu(t,e));class Ru extends oi{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.');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 Au=tn(Ru),Eu=(e,t=null)=>Au(e,t).toStack(),wu=(e,t=null)=>Au(e,t,!0).toStack(),Cu=e=>Au(e).setIntent(!0).toStack();vi("toVar",Eu),vi("toConst",wu),vi("toVarIntent",Cu);class Mu extends oi{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 Bu=(e,t,r=null)=>Qi(new Mu(Qi(e),t,r));class Pu extends oi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,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=Bu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.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,Qs.VERTEX);e.flowNodeFromShaderStage(Qs.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Lu=tn(Pu).setParameterLength(1,2),Fu=e=>Lu(e);vi("toVarying",Lu),vi("toVertexStage",Fu);const Du=on(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=on(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Iu="WorkingColorSpace";class Ou extends di{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===Iu?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=Rn(Du(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Rn(Mn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Rn(Uu(i.rgb),i.a)),i):i}}const Vu=(e,t)=>Qi(new Ou(Qi(e),Iu,t)),ku=(e,t)=>Qi(new Ou(Qi(e),t,Iu));vi("workingToColorSpace",Vu),vi("colorSpaceToWorking",ku);let Gu=class extends ui{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 zu extends oi{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=Zs.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Gu(this,Qi(e))}setNodeType(e){const t=Ta(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 $u(e,t,r);class Hu extends di{static get type(){return"ToneMappingNode"}constructor(e,t=ju,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(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=Rn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Qi(new Hu(e,Qi(t),Qi(r))),ju=Wu("toneMappingExposure","float");vi("toneMapping",(e,t,r)=>qu(t,r,e));const Xu=new WeakMap;function Ku(e,t){let r=Xu.get(e);return void 0===r&&(r=new b(e,t),Xu.set(e,r)),r}class Yu extends fi{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?Ku(s.array,i):Ku(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=Lu(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 Qu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Mn(new Yu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Bn(new Yu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Yu(e,t,r,s).setUsage(i)}const Zu=(e,t=null,r=0,s=0)=>Qu(e,t,r,s),Ju=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,f,!0),el=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,x,!0);vi("toAttribute",e=>Zu(e.value));class tl extends oi{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=Zs.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.'),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 rl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;erl(e,r).setCount(t);vi("compute",sl),vi("computeKernel",rl);class il extends oi{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 nl=e=>new il(Qi(e));function al(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),nl(e).setParent(t)}vi("cache",al),vi("isolate",nl);class ol extends oi{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 ul=tn(ol).setParameterLength(2);vi("bypass",ul);class ll extends oi{static get type(){return"RemapNode"}constructor(e,t,r,s=pn(0),i=pn(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 dl=tn(ll,null,null,{doClamp:!1}).setParameterLength(3,5),cl=tn(ll).setParameterLength(3,5);vi("remap",dl),vi("remapClamp",cl);class hl extends oi{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 pl=tn(hl).setParameterLength(1,2),gl=e=>(e?yu(e,pl("discard")):pl("discard")).toStack();vi("discard",gl);class ml extends di{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 fl=(e,t=null,r=null)=>Qi(new ml(Qi(e),t,r));vi("renderOutput",fl);class yl extends di{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 bl=(e,t=null)=>Qi(new yl(Qi(e),t)).toStack();vi("debug",bl);class xl{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 Tl extends oi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Zs.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!==xl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function _l(e,t="",r=null){return(e=Qi(e)).before(new Tl(e,t,r))}vi("toInspector",_l);class vl extends oi{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 Lu(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 Nl=(e,t=null)=>new vl(e,t),Sl=(e=0)=>Nl("uv"+(e>0?e:""),"vec2");class Rl extends oi{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 Al=tn(Rl).setParameterLength(1,2);class El extends xa{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Zs.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 wl=tn(El).setParameterLength(1),Cl=new N;class Ml extends xa{static get type(){return"TextureNode"}constructor(e=Cl,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=Zs.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 Sl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Ta(this.value.matrix)),this._matrixUniform.mul(_n(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Ta(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(gn(Al(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 Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=on(()=>{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?Zs.OBJECT:Zs.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=Ho(pl(x,"float"),pl(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=ku(pl(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=Qi(e),t.referenceNode=this.getBase(),Qi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Qi(e).mul(wl(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),Qi(t)}level(e){const t=this.clone();return t.levelNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}size(e){return Al(this,e)}bias(e){const t=this.clone();return t.biasNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Qi(e),Qi(t)],r.referenceNode=this.getBase(),Qi(r)}depth(e){const t=this.clone();return t.depthNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}offset(e){const t=this.clone();return t.offsetNode=Qi(e),t.referenceNode=this.getBase(),Qi(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 Bl=tn(Ml).setParameterLength(1,4).setName("texture"),Pl=(e=Cl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Qi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=Bl(e,t,r,s),i},Ll=(...e)=>Pl(...e).setSampler(!1);class Fl extends xa{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 Dl=(e,t,r)=>new Fl(e,t,r);class Ul extends ui{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 Il extends Fl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Hs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Zs.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 Il(e,t);const Vl=tn(class extends oi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let kl,Gl;class zl extends oi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===zl.DPR?"float":this.scope===zl.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Zs.NONE;return this.scope!==zl.SIZE&&this.scope!==zl.VIEWPORT&&this.scope!==zl.DPR||(e=Zs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===zl.VIEWPORT?null!==t?Gl.copy(t.viewport):(e.getViewport(Gl),Gl.multiplyScalar(e.getPixelRatio())):this.scope===zl.DPR?this._output.value=e.getPixelRatio():null!==t?(kl.width=t.width,kl.height=t.height):e.getDrawingBufferSize(kl)}setup(){const e=this.scope;let r=null;return r=e===zl.SIZE?Ta(kl||(kl=new t)):e===zl.VIEWPORT?Ta(Gl||(Gl=new s)):e===zl.DPR?Ta(1):yn(ql.div(Hl)),this._output=r,r}generate(e){if(this.scope===zl.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Hl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}zl.COORDINATE="coordinate",zl.VIEWPORT="viewport",zl.SIZE="size",zl.UV="uv",zl.DPR="dpr";const $l=rn(zl,zl.DPR),Wl=rn(zl,zl.UV),Hl=rn(zl,zl.SIZE),ql=rn(zl,zl.COORDINATE),jl=rn(zl,zl.VIEWPORT),Xl=jl.zw,Kl=ql.sub(jl.xy),Yl=Kl.div(Xl),Ql=on(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),Hl),"vec2").once()(),Zl=Ta(0,"uint").setName("u_cameraIndex").setGroup(ma("cameraIndex")).toVarying("v_cameraIndex"),Jl=Ta("float").setName("cameraNear").setGroup(ya).onRenderUpdate(({camera:e})=>e.near),ed=Ta("float").setName("cameraFar").setGroup(ya).onRenderUpdate(({camera:e})=>e.far),td=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Ol(r).setGroup(ya).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrix")}else t=Ta("mat4").setName("cameraProjectionMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),rd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Ol(r).setGroup(ya).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrixInverse")}else t=Ta("mat4").setName("cameraProjectionMatrixInverse").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),sd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Ol(r).setGroup(ya).setName("cameraViewMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraViewMatrix")}else t=Ta("mat4").setName("cameraViewMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),id=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Ol(r).setGroup(ya).setName("cameraWorldMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraWorldMatrix")}else t=Ta("mat4").setName("cameraWorldMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),nd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Ol(r).setGroup(ya).setName("cameraNormalMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraNormalMatrix")}else t=Ta("mat3").setName("cameraNormalMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),ad=on(({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()(),od=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Ol(r,"vec4").setGroup(ya).setName("cameraViewports").element(Zl).toConst("cameraViewport")}else t=Rn(0,0,Hl.x,Hl.y).toConst("cameraViewport");return t}).once()(),ud=new C;class ld extends oi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Zs.OBJECT,this.uniformNode=new xa(null)}getNodeType(){const e=this.scope;return e===ld.WORLD_MATRIX?"mat4":e===ld.POSITION||e===ld.VIEW_POSITION||e===ld.DIRECTION||e===ld.SCALE?"vec3":e===ld.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===ld.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===ld.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===ld.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===ld.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===ld.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===ld.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ud.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ud.radius}}generate(e){const t=this.scope;return t===ld.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===ld.POSITION||t===ld.VIEW_POSITION||t===ld.DIRECTION||t===ld.SCALE?this.uniformNode.nodeType="vec3":t===ld.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}}ld.WORLD_MATRIX="worldMatrix",ld.POSITION="position",ld.SCALE="scale",ld.VIEW_POSITION="viewPosition",ld.DIRECTION="direction",ld.RADIUS="radius";const dd=tn(ld,ld.DIRECTION).setParameterLength(1),cd=tn(ld,ld.WORLD_MATRIX).setParameterLength(1),hd=tn(ld,ld.POSITION).setParameterLength(1),pd=tn(ld,ld.SCALE).setParameterLength(1),gd=tn(ld,ld.VIEW_POSITION).setParameterLength(1),md=tn(ld,ld.RADIUS).setParameterLength(1);class fd extends ld{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const yd=rn(fd,fd.DIRECTION),bd=rn(fd,fd.WORLD_MATRIX),xd=rn(fd,fd.POSITION),Td=rn(fd,fd.SCALE),_d=rn(fd,fd.VIEW_POSITION),vd=rn(fd,fd.RADIUS),Nd=Ta(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Sd=Ta(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Rd=on(e=>e.context.modelViewMatrix||Ad).once()().toVar("modelViewMatrix"),Ad=sd.mul(bd),Ed=on(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Ta("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),wd=on(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Ta("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Cd=on(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Rn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Md=Nl("position","vec3"),Bd=Md.toVarying("positionLocal"),Pd=Md.toVarying("positionPrevious"),Ld=on(e=>"fragment"===e.shaderStage&&e.material.vertexNode?id.mul(Dd).xyz.toVar("positionWorld"):bd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=on(()=>Bd.transformDirection(bd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=on(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=rd.mul(Cd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION"])(),Ud=on(e=>{let t;return t=e.camera.isOrthographicCamera?_n(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Id extends oi{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 Od=rn(Id),Vd=pn(Od).mul(2).sub(1),kd=on(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(Vd)),e}),Gd=Nl("normal","vec3"),zd=on(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),_n(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=on(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=on(e=>{let t=Wd.transformDirection(sd);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),qd=on(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),jd=qd.transformDirection(sd).toVar("normalWorld"),Xd=on(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?qd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=on(([e,t=bd])=>{const r=Mn(t),s=e.div(_n(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=on(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Nd.mul(e);return sd.transformDirection(s)}),Qd=on(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),qd)).once(["NORMAL","VERTEX"])(),Zd=on(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),jd)).once(["NORMAL","VERTEX"])(),Jd=on(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new P,tc=new a,rc=Ta(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=Ta(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=Ta(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?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Ud.negate().reflect(qd),ac=Ud.negate().refract(qd,rc),oc=nc.transformDirection(sd).toVar("reflectVector"),uc=ac.transformDirection(sd).toVar("reflectVector"),lc=new L;class dc extends Ml{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===F?oc:e.mapping===D?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),_n(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?_n(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=_n(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=tn(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Qi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=cc(e,t,r,s),i};class pc extends ui{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 gc extends oi{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=Zs.OBJECT}element(e){return new pc(this,Qi(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?Dl(null,e,this.count):Array.isArray(this.getValueFromReference())?Ol(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):Ta(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 gc(e,t,r),fc=(e,t,r,s)=>new gc(e,t,s,r);class yc extends gc{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 bc=(e,t,r=null)=>new yc(e,t,r),xc=Sl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=qd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Pc=wc.mul(Mc).toVar("bitangentViewFrame"),Lc=Nl("tangent","vec4"),Fc=Lc.xyz.toVar("tangentLocal"),Dc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Rd.mul(Rn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Uc=Dc.transformDirection(sd).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Ic=on(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Lc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Ic(Gd.cross(Lc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Ic(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ic(qd.cross(Dc),"v_bitangentView").normalize():Pc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Ic(jd.cross(Uc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Mn(Dc,kc,qd).toVar("TBNViewMatrix"),$c=Ud.mul(zc),Wc=on(()=>{let e=Zn.cross(Ud);return e=e.cross(Zn).normalize(),e=iu(e,qd,Yn.mul(kn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Qi(e).mul(.5).add(.5),qc=e=>_n(e,yo(au(pn(1).sub(Ko(e,e)))));class jc extends di{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=qc(i.xy):s===V?i=qc(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.flatShading&&(t=kd(t)),i=_n(i.xy.mul(t),i.z)}let n=null;return t===k?n=Yd(i):t===U?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=qd),n}}const Xc=tn(jc).setParameterLength(1,2),Kc=on(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Sl()),forceUVContext:!0}),s=pn(r(e=>e));return yn(pn(r(e=>e.add(e.dFdx()))).sub(s),pn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=on(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(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends di{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=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:qd,dHdxy:t})}}const Zc=tn(Qc).setParameterLength(1,2),Jc=new Map;class eh extends oi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.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===eh.COLOR){const e=void 0!==t.color?this.getColor(r):_n();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:pn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.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===eh.NORMAL)t.normalMap?(s=Xc(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?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):qd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):qd;else if(r===eh.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===eh.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===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Cn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(yn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):pn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=rn(eh,eh.ALPHA_TEST),rh=rn(eh,eh.COLOR),sh=rn(eh,eh.SHININESS),ih=rn(eh,eh.EMISSIVE),nh=rn(eh,eh.OPACITY),ah=rn(eh,eh.SPECULAR),oh=rn(eh,eh.SPECULAR_INTENSITY),uh=rn(eh,eh.SPECULAR_COLOR),lh=rn(eh,eh.SPECULAR_STRENGTH),dh=rn(eh,eh.REFLECTIVITY),ch=rn(eh,eh.ROUGHNESS),hh=rn(eh,eh.METALNESS),ph=rn(eh,eh.NORMAL),gh=rn(eh,eh.CLEARCOAT),mh=rn(eh,eh.CLEARCOAT_ROUGHNESS),fh=rn(eh,eh.CLEARCOAT_NORMAL),yh=rn(eh,eh.ROTATION),bh=rn(eh,eh.SHEEN),xh=rn(eh,eh.SHEEN_ROUGHNESS),Th=rn(eh,eh.ANISOTROPY),_h=rn(eh,eh.IRIDESCENCE),vh=rn(eh,eh.IRIDESCENCE_IOR),Nh=rn(eh,eh.IRIDESCENCE_THICKNESS),Sh=rn(eh,eh.TRANSMISSION),Rh=rn(eh,eh.THICKNESS),Ah=rn(eh,eh.IOR),Eh=rn(eh,eh.ATTENUATION_DISTANCE),wh=rn(eh,eh.ATTENUATION_COLOR),Ch=rn(eh,eh.LINE_SCALE),Mh=rn(eh,eh.LINE_DASH_SIZE),Bh=rn(eh,eh.LINE_GAP_SIZE),Ph=rn(eh,eh.LINE_WIDTH),Lh=rn(eh,eh.LINE_DASH_OFFSET),Fh=rn(eh,eh.POINT_SIZE),Dh=rn(eh,eh.DISPERSION),Uh=rn(eh,eh.LIGHT_MAP),Ih=rn(eh,eh.AO),Oh=Ta(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))}),Vh=on(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends ui{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 Gh=tn(kh).setParameterLength(2);class zh extends Fl{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=ks(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ei.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 Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ei.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Zu(this.value),this._varying=Lu(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 $h=(e,t=null,r=0)=>new zh(e,t,r);class Wh extends oi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Lu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=rn(Wh,Wh.VERTEX),qh=rn(Wh,Wh.INSTANCE),jh=rn(Wh,Wh.SUBGROUP),Xh=rn(Wh,Wh.INVOCATION_SUBGROUP),Kh=rn(Wh,Wh.INVOCATION_LOCAL),Yh=rn(Wh,Wh.DRAW);class Qh extends oi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Zs.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=$h(s,"vec3",Math.max(s.count,1)).element(qh);else{const e=new W(s.array,3),t=s.usage===x?el:Ju;this.bufferColor=e,r=_n(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Bd).xyz;if(Bd.assign(n),e.needsPreviousData()&&Pd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Kd(zd,t);zd.assign(e)}null!==this.instanceColorNode&&Un("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(Pd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=$h(s,"mat4",Math.max(i,1)).element(qh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Dl(s.array,"mat4",Math.max(i,1)).element(qh);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?el:Ju,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Bn(...n)}}return r}}const Zh=tn(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=tn(Jh).setParameterLength(1);class tp extends oi{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=qh:this.batchingIdNode=Yh);const t=on(([e])=>{const t=gn(Al(Ll(this.batchMesh._indirectTexture),0).x).toConst(),r=gn(e).mod(t).toConst(),s=gn(e).div(t).toConst();return Ll(this.batchMesh._indirectTexture,bn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(gn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=gn(Al(Ll(s),0).x).toConst(),n=pn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Bn(Ll(s,bn(a,o)),Ll(s,bn(a.add(1),o)),Ll(s,bn(a.add(2),o)),Ll(s,bn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=on(([e])=>{const t=gn(Al(Ll(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ll(l,bn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Un("vec3","vBatchColor").assign(t)}const d=Mn(u);Bd.assign(u.mul(Bd));const c=zd.div(_n(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=tn(tp).setParameterLength(1),sp=new WeakMap;class ip extends oi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Zs.OBJECT,this.skinIndexNode=Nl("skinIndex","uvec4"),this.skinWeightNode=Nl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,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=Ca(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}getSkinnedNormal(e=this.boneMatricesNode,t=zd){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);let d=Ca(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Pd)}setup(e){e.needsPreviousData()&&Pd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}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;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const np=e=>new ip(e);class ap extends oi{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."),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 ap(en(e,"int")).toStack(),up=()=>pl("break").toStack(),lp=new WeakMap,dp=new s,cp=on(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=gn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ll(e,bn(u,o)).depth(i).xyz.mul(t)});class hp extends oi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Ta(1),this.updateType=Zs.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=lp.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=pn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ll(this.mesh.morphTexture,bn(gn(e).add(1),gn(qh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),dn(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(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 pp=tn(hp).setParameterLength(1);class gp extends oi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends bu{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:_n().toVar("directDiffuse"),directSpecular:_n().toVar("directSpecular"),indirectDiffuse:_n().toVar("indirectDiffuse"),indirectSpecular:_n().toVar("indirectSpecular")};return{radiance:_n().toVar("radiance"),irradiance:_n().toVar("irradiance"),iblIrradiance:_n().toVar("iblIrradiance"),ambientOcclusion:pn(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 yp=tn(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Ml{static get type(){return"ViewportTextureNode"}constructor(e=Wl,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=Zs.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(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.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 _p=tn(Tp).setParameterLength(0,3),vp=tn(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Np=vp(),Sp=(e=Wl,t=null)=>Np.sample(e,t);let Rp=null;class Ap extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Wl,t=null){null===Rp&&(Rp=new Y),super(e,t,Rp)}getTextureForReference(){return Rp}}const Ep=tn(Ap).setParameterLength(0,2);class wp extends oi{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===wp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===wp.DEPTH_BASE)null!==r&&(s=Lp().assign(r));else if(t===wp.DEPTH)s=e.isPerspectiveCamera?Mp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed);else if(t===wp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Bp(r,Jl,ed);s=Cp(e,Jl,ed)}else s=r;else s=Cp(Dd.z,Jl,ed);return s}}wp.DEPTH_BASE="depthBase",wp.DEPTH="depth",wp.LINEAR_DEPTH="linearDepth";const Cp=(e,t,r)=>e.add(t).div(t.sub(r)),Mp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Bp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Pp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=fo(e.negate().div(t)),i=fo(r.div(t));return s.div(i)},Lp=tn(wp,wp.DEPTH_BASE),Fp=rn(wp,wp.DEPTH),Dp=tn(wp,wp.LINEAR_DEPTH).setParameterLength(0,1),Up=Dp(Ep());Fp.assign=e=>Lp(e);class Ip extends oi{static get type(){return"ClippingNode"}constructor(e=Ip.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===Ip.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Ip.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return on(()=>{const r=pn().toVar("distanceToPlane"),s=pn().toVar("distanceToGradient"),i=pn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Ol(t).setGroup(ya);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Ol(e).setGroup(ya),n=pn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return on(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Ol(t).setGroup(ya);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Ol(e).setGroup(ya),r=fn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),on(()=>{const s=Ol(e).setGroup(ya),i=Vl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Ip.ALPHA_TO_COVERAGE="alphaToCoverage",Ip.DEFAULT="default",Ip.HARDWARE="hardware";const Op=on(([e])=>vo(Ba(1e4,No(Ba(17,e.x).add(Ba(.1,e.y)))).mul(Ca(.1,Co(No(Ba(13,e.y).add(e.x))))))),Vp=on(([e])=>Op(yn(Op(e.xy),e.z))),kp=on(([e])=>{const t=Wo(Bo(Fo(e.xyz)),Bo(Do(e.xyz))),r=pn(1).div(pn(.05).mul(t)).toVar("pixScale"),s=yn(go(xo(fo(r))),go(To(fo(r)))),i=yn(Vp(xo(s.x.mul(e.xyz))),Vp(xo(s.y.mul(e.xyz)))),n=vo(fo(r)),a=Ca(Ba(n.oneMinus(),i.x),Ba(n,i.y)),o=$o(n,n.oneMinus()),u=_n(a.mul(a).div(Ba(2,o).mul(Ma(1,o))),a.sub(Ba(.5,o)).div(Ma(1,o)),Ma(1,Ma(1,a).mul(Ma(1,a)).div(Ba(2,o).mul(Ma(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Gp extends vl{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 zp=(e=0)=>new Gp(e),$p=on(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=on(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=on(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),qp=on(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),jp=on(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Rn(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"}]}),Xp=on(([e])=>Rn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Kp=on(([e])=>(dn(e.a.equal(0),()=>Rn(0)),Rn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Yp 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,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_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(Ds(t.slice(0,-4)),r.getCacheKey());return this.type+Us(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Bu(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=Bu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;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=Rn(s,In.a).max(0);n=this.setupOutput(e,i),sa.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&&sa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Rn(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 Ip(Ip.ALPHA_TO_COVERAGE):e.stack.addToStack(new Ip)}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 Ip(Ip.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?Pp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed))}null!==s&&Fp.assign(s).toStack()}setupPositionView(){return Rd.mul(Bd).xyz}setupModelViewProjection(){return td.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Bu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&fn(this.maskNode).not().discard();let s=this.colorNode?Rn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(zp())),t.instanceColor){s=Un("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Un("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?pn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?pn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Vo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(kp(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?_n(0):In.rgb}setupNormal(){return this.normalNode?_n(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Uh)),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=Ih),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(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=yp(n,t,r,s)}else null!==r&&(a=_n(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Vn.assign(_n(i||ih)),a=a.add(Vn)),a}setupFog(e,t){const r=e.fogNode;return r&&(sa.assign(t),t=Rn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Xp(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 Qp=new Z;class Zp extends Yp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Qp),this.setValues(e)}}const Jp=new J;class eg extends Yp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Jp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?pn(this.offsetNode):Lh,t=this.dashScaleNode?pn(this.dashScaleNode):Ch,r=this.dashSizeNode?pn(this.dashSizeNode):Mh,s=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(r),na.assign(s);const i=Lu(Nl("lineDistance").mul(t));(e?i.add(e):i).mod(ia.add(na)).greaterThan(ia).discard()}}const tg=new J;class rg extends Yp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(tg),this.useColor=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.useColor,i=this._useDash,n=this._useWorldUnits,a=on(({start:e,end:t})=>{const r=td.element(2).element(2),s=td.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Rn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=on(()=>{const e=Nl("instanceStart"),t=Nl("instanceEnd"),r=Rn(Rd.mul(Rn(e,1))).toVar("start"),s=Rn(Rd.mul(Rn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?pn(this.dashScaleNode):Ch,t=this.offsetNode?pn(this.offsetNode):Lh,r=Nl("instanceDistanceStart"),s=Nl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Un("float","lineDistance").assign(i)}n&&(Un("vec3","worldStart").assign(r.xyz),Un("vec3","worldEnd").assign(s.xyz));const o=jl.z.div(jl.w),u=td.element(2).element(3).equal(-1);dn(u,()=>{dn(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=td.mul(r),d=td.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=Rn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Un("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Ph.mul(.5);o.addAssign(Rn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Rn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Rn(a.mul(u),0)),dn(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Rn(a.mul(2).mul(u),0))})),g.assign(td.mul(o));const l=_n().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=yn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),dn(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Ph)),e.assign(e.div(jl.w.div($l))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Rn(e,0,0)))}return g})();const o=on(({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 yn(h,p)});if(this.colorNode=on(()=>{const e=Sl();if(i){const t=this.dashSizeNode?pn(this.dashSizeNode):Mh,r=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(t),na.assign(r);const s=Un("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(ia.add(na)).greaterThan(ia).discard()}const a=pn(1).toVar("alpha");if(n){const e=Un("vec3","worldStart"),s=Un("vec3","worldEnd"),n=Un("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:_n(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Ph);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(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=pn(s.fwidth()).toVar("dlen");dn(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else dn(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=Nl("instanceColorStart"),t=Nl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Rn(u,a)})(),this.transparent){const e=this.opacityNode?pn(this.opacityNode):nh;this.outputNode=Rn(this.colorNode.rgb.mul(e).add(Sp().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 sg=new te;class ig extends Yp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(sg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?pn(this.opacityNode):nh;In.assign(ku(Rn(Hc(qd),e),re))}}const ng=on(([e=Fd])=>{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 yn(t,r)});class ag extends se{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!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=ng(Fd),a=new Yp;a.colorNode=Pl(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}}const og=new WeakMap;class ug extends di{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Zs.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(og.has(e)){const t=og.get(e);dg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new ag(r.height);s.fromEquirectangularTexture(t,e),dg(s.texture,e.mapping),this._cubeTexture=s.texture,og.set(e,s.texture),e.addEventListener("dispose",lg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function lg(e){const t=e.target;t.removeEventListener("dispose",lg);const r=og.get(t);void 0!==r&&(og.delete(t),r.dispose())}function dg(e,t){t===le?e.mapping=F:t===de&&(e.mapping=D)}const cg=tn(ug).setParameterLength(1);class hg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=cg(this.envNode)}}class pg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=pn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class gg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class mg extends gg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Rn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Rn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.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(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case he:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case ce:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const fg=new ge;class yg extends Yp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(fg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new pg(Uh)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new mg}}const bg=on(({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))}),xg=on(e=>e.diffuseColor.mul(1/Math.PI)),Tg=on(({dotNH:e})=>ra.mul(pn(.5)).add(1).mul(pn(1/Math.PI)).mul(e.pow(ra))),_g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(t).clamp(),s=Ud.dot(t).clamp(),i=bg({f0:Jn,f90:1,dotVH:s}),n=pn(.25),a=Tg({dotNH:r});return i.mul(n).mul(a)});class vg extends mg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=qd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(xg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(_g({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ng=new me;class Sg extends Yp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ng),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg(!1)}}const Rg=new fe;class Ag extends Yp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Rg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg}setupVariants(){const e=(this.shininessNode?pn(this.shininessNode):sh).max(1e-4);ra.assign(e);const t=this.specularNode||ah;Jn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Eg=on(e=>{if(!1===e.geometry.hasAttribute("normal"))return pn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),wg=on(e=>{const{roughness:t}=e,r=Eg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Cg=on(({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(ro))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Mg=on(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(_n(e.mul(r),t.mul(s),a).length()),l=a.mul(_n(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"}]}),Bg=on(({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"}]}),Pg=pn(1/Math.PI),Lg=on(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=_n(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.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"}]}),Fg=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=qd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Ud).normalize(),d=n.dot(e).clamp(),c=n.dot(Ud).clamp(),h=n.dot(l).clamp(),p=Ud.dot(l).clamp();let g,m,f=bg({f0:t,f90:r,dotVH:p});if(Xi(a)&&(f=qn.mix(f,i)),Xi(o)){const t=Qn.dot(e),r=Qn.dot(Ud),s=Qn.dot(l),i=Zn.dot(e),n=Zn.dot(Ud),a=Zn.dot(l);g=Mg({alphaT:Kn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Lg({alphaT:Kn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Cg({alpha:u,dotNL:d,dotNV:c}),m=Bg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Dg=new 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Ug=null;const Ig=on(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new ye(Dg,16,16,G,be),Ug.name="DFG_LUT",Ug.minFilter=oe,Ug.magFilter=oe,Ug.wrapS=xe,Ug.wrapT=xe,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=yn(e,t);return Pl(Ug,r).rg}),Og=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Fg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=qd.dot(e).clamp(),l=qd.dot(Ud).clamp(),d=Ig({roughness:s,dotNV:l}),c=Ig({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=pn(1).sub(g),y=pn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(pn(1).sub(f.mul(y).mul(b).mul(b)).add(ro)),T=f.mul(y),_=x.mul(T);return o.add(_)}),Vg=on(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Ig({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),kg=on(({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(_n(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"}]}),Gg=on(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=pn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return pn(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"}]}),zg=on(({dotNV:e,dotNL:t})=>pn(1).div(pn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),$g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(e).clamp(),s=qd.dot(Ud).clamp(),i=qd.dot(t).clamp(),n=Gg({roughness:Hn,dotNH:i}),a=zg({dotNV:s,dotNL:r});return Wn.mul(n).mul(a)}),Wg=on(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=yn(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"}]}),Hg=on(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=on(({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,Wo(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"}]}),jg=on(({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=_n().toVar();return dn(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(Mn(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=_n(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(_n(Hg({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"}]}),Xg=on(({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=_n().toVar();return dn(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=_n(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(_n(Hg({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"}]}),Kg=1/6,Yg=e=>Ba(Kg,Ba(e,Ba(e,e.negate().add(3)).sub(3)).add(1)),Qg=e=>Ba(Kg,Ba(e,Ba(e,Ba(3,e).sub(6))).add(4)),Zg=e=>Ba(Kg,Ba(e,Ba(e,Ba(-3,e).add(3)).add(3)).add(1)),Jg=e=>Ba(Kg,Qo(e,3)),em=e=>Yg(e).add(Qg(e)),tm=e=>Zg(e).add(Jg(e)),rm=e=>Ca(-1,Qg(e).div(Yg(e).add(Qg(e)))),sm=e=>Ca(1,Jg(e).div(Zg(e).add(Jg(e)))),im=(e,t,r)=>{const s=e.uvNode,i=Ba(s,t.zw).add(.5),n=xo(i),a=vo(i),o=em(a.x),u=tm(a.x),l=rm(a.x),d=sm(a.x),c=rm(a.y),h=sm(a.y),p=yn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=yn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=yn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=yn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=em(a.y).mul(Ca(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=tm(a.y).mul(Ca(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},nm=on(([e,t])=>{const r=yn(e.size(gn(t))),s=yn(e.size(gn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=im(e,Rn(i,r),xo(t)),o=im(e,Rn(n,s),To(t));return vo(t).mix(a,o)}),am=on(([e,t])=>{const r=t.mul(wl(e));return nm(e,r)}),om=on(([e,t,r,s,i])=>{const n=_n(ou(t.negate(),_o(e),Pa(1,s))),a=_n(Bo(i[0].xyz),Bo(i[1].xyz),Bo(i[2].xyz));return _o(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"}]}),um=on(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),lm=vp(),dm=Sp(),cm=on(([e,t,r],{material:s})=>{const i=(s.side===M?lm:dm).sample(e),n=fo(Hl.x).mul(um(t,r));return nm(i,n)}),hm=on(([e,t,r])=>(dn(r.notEqual(0),()=>{const s=mo(t).negate().div(r);return po(s.negate().mul(e))}),_n(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),pm=on(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Rn().toVar(),f=_n().toVar();const i=d.sub(1).mul(g.mul(.025)),n=_n(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=om(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Rn(y,1))),x=yn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(yn(x.x,x.y.oneMinus()));const T=cm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(hm(Bo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=om(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Rn(n,1))),y=yn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(yn(y.x,y.y.oneMinus())),m=cm(y,r,d),f=s.mul(hm(Bo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=_n(Vg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Rn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),gm=Mn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),mm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),fm=on(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();dn(a.lessThan(0),()=>_n(1));const o=a.sqrt(),u=mm(n,e),l=bg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=pn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return _n(1).add(t).div(_n(1).sub(t))})(i.clamp(0,.9999)),g=mm(p,n.toVec3()),m=bg({f0:g,f90:1,dotVH:o}),f=_n(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=_n(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(_n(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({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=_n(54856e-17,44201e-17,52481e-17),i=_n(1681e3,1795300,2208400),n=_n(43278e5,93046e5,66121e5),a=pn(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=_n(o.x.add(a),o.y,o.z).div(1.0685e-7),gm.mul(o)})(pn(e).mul(y),pn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(_n(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"}]}),ym=on(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=pn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=pn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),bm=_n(.04),xm=pn(1);class Tm extends gg{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=_n().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=_n().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=_n().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=_n().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=_n().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=qd.dot(Ud).clamp(),t=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:Jn}),r=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,Gn),this.iridescenceF0Dielectric=kg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=kg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Gn)}if(!0===this.transmission){const t=Ld,r=ad.sub(Ld).normalize(),s=jd,i=e.context;i.backdrop=pm(s,r,kn,On,ea,ta,t,bd,sd,td,oa,la,ca,da,this.dispersion?ha:null),i.backdropAlpha=ua,In.a.mulAssign(iu(1,i.backdrop.a,ua))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=qd.dot(Ud).clamp(),a=Ig({roughness:kn,dotNV:n}),o=i?qn.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=qd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul($g({lightDirection:e})));const t=ym({normal:qd,viewDir:Ud,roughness:Hn}),r=ym({normal:qd,viewDir:e,roughness:Hn}),i=Wn.r.max(Wn.g).max(Wn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Fg({lightDirection:e,f0:bm,f90:xm,roughness:$n,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(xg({diffuseColor:On}))),r.directSpecular.addAssign(s.mul(Og({lightDirection:e,f0:ea,f90:1,roughness:kn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=qd,h=Ud,p=Dd.toVar(),g=Wg({N:c,V:h,roughness:kn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Mn(_n(m.x,0,m.y),_n(0,1,0),_n(m.z,0,m.w)).toVar(),b=ea.mul(f.x).add(ea.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(jg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(On).mul(jg({N:c,V:h,P:p,mInv:Mn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(xg({diffuseColor:On})).toVar();if(!0===this.sheen){const e=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Wn,ym({normal:qd,viewDir:Ud,roughness:Hn}))),!0===this.clearcoat){const e=Xd.dot(Ud).clamp(),t=Vg({dotNV:e,specularColor:bm,specularF90:xm,roughness:$n});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=_n().toVar("singleScatteringDielectric"),n=_n().toVar("multiScatteringDielectric"),a=_n().toVar("singleScatteringMetallic"),o=_n().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ta,Jn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ta,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,Gn),l=iu(n,o,Gn),d=i.add(n),c=On.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=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.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=qd.dot(Ud).clamp().add(t),i=kn.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=Xd.dot(Ud).clamp(),r=bg({dotVH:e,f0:bm,f90:xm}),s=t.mul(zn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(zn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const _m=pn(1),vm=pn(-2),Nm=pn(.8),Sm=pn(-1),Rm=pn(.4),Am=pn(2),Em=pn(.305),wm=pn(3),Cm=pn(.21),Mm=pn(4),Bm=pn(4),Pm=pn(16),Lm=on(([e])=>{const t=_n(Co(e)).toVar(),r=pn(-1).toVar();return dn(t.x.greaterThan(t.z),()=>{dn(t.x.greaterThan(t.y),()=>{r.assign(yu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}).Else(()=>{dn(t.z.greaterThan(t.y),()=>{r.assign(yu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Fm=on(([e,t])=>{const r=yn().toVar();return dn(t.equal(0),()=>{r.assign(yn(e.z,e.y).div(Co(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(yn(e.x.negate(),e.z.negate()).div(Co(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(yn(e.x.negate(),e.y).div(Co(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(yn(e.z.negate(),e.y).div(Co(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(yn(e.x.negate(),e.z).div(Co(e.y)))}).Else(()=>{r.assign(yn(e.x,e.y).div(Co(e.z)))}),Ba(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Dm=on(([e])=>{const t=pn(0).toVar();return dn(e.greaterThanEqual(Nm),()=>{t.assign(_m.sub(e).mul(Sm.sub(vm)).div(_m.sub(Nm)).add(vm))}).ElseIf(e.greaterThanEqual(Rm),()=>{t.assign(Nm.sub(e).mul(Am.sub(Sm)).div(Nm.sub(Rm)).add(Sm))}).ElseIf(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))}).Else(()=>{t.assign(pn(-2).mul(fo(Ba(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=on(([e,t])=>{const r=e.toVar();r.assign(Ba(2,r).sub(1));const s=_n(r,1).toVar();return dn(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"}]}),Im=on(([e,t,r,s,i,n])=>{const a=pn(r),o=_n(t),u=nu(Dm(a),vm,n),l=vo(u),d=xo(u),c=_n(Om(e,o,d,s,i,n)).toVar();return dn(l.notEqual(0),()=>{const t=_n(Om(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Om=on(([e,t,r,s,i,n])=>{const a=pn(r).toVar(),o=_n(t),u=pn(Lm(o)).toVar(),l=pn(Wo(Bm.sub(a),0)).toVar();a.assign(Wo(a,Bm));const d=pn(go(a)).toVar(),c=yn(Fm(o,u).mul(d.sub(2)).add(1)).toVar();return dn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ba(3,Pm))),c.y.addAssign(Ba(4,go(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(yn(),yn())}),Vm=on(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=So(s),l=r.mul(u).add(i.cross(r).mul(No(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Om(e,l,t,n,a,o)}),km=on(({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=_n(yu(t,r,Yo(r,s))).toVar();dn(h.equal(_n(0)),()=>{h.assign(_n(s.z,0,s.x.negate()))}),h.assign(_o(h));const p=_n().toVar();return p.addAssign(i.element(0).mul(Vm({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:gn(1),end:e},({i:e})=>{dn(e.greaterThanEqual(n),()=>{up()});const t=pn(a.mul(pn(e))).toVar();p.addAssign(i.element(e).mul(Vm({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(Vm({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Rn(p,1)}),Gm=on(([e])=>{const t=mn(e).toVar();return t.assign(t.shiftLeft(mn(16)).bitOr(t.shiftRight(mn(16)))),t.assign(t.bitAnd(mn(1431655765)).shiftLeft(mn(1)).bitOr(t.bitAnd(mn(2863311530)).shiftRight(mn(1)))),t.assign(t.bitAnd(mn(858993459)).shiftLeft(mn(2)).bitOr(t.bitAnd(mn(3435973836)).shiftRight(mn(2)))),t.assign(t.bitAnd(mn(252645135)).shiftLeft(mn(4)).bitOr(t.bitAnd(mn(4042322160)).shiftRight(mn(4)))),t.assign(t.bitAnd(mn(16711935)).shiftLeft(mn(8)).bitOr(t.bitAnd(mn(4278255360)).shiftRight(mn(8)))),pn(t).mul(2.3283064365386963e-10)}),zm=on(([e,t])=>yn(pn(e).div(pn(t)),Gm(e))),$m=on(([e,t,r])=>{const s=_n(t).toVar(),i=pn(r),n=i.mul(i).toVar(),a=_o(_n(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=yu(o.greaterThan(0),_n(a.y.negate(),a.x,0).div(yo(o)),_n(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=yo(e.x),c=Ba(2,3.14159265359).mul(e.y),h=d.mul(So(c)).toVar(),p=d.mul(No(c)).toVar(),g=Ba(.5,a.z.add(1));p.assign(g.oneMinus().mul(yo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(yo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return _o(_n(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Wm=on(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=_n(s).toVar(),l=_n(0).toVar(),d=pn(0).toVar();return dn(e.lessThan(.001),()=>{l.assign(Om(r,u,t,n,a,o))}).Else(()=>{const s=yu(Co(u.z).lessThan(.999),_n(0,0,1),_n(1,0,0)),c=_o(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:mn(0),end:i},({i:s})=>{const p=zm(s,i),g=$m(p,_n(0,0,1),e),m=_o(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=_o(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);dn(y.greaterThan(0),()=>{const e=Om(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),dn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Rn(l,1)}),Hm=[.125,.215,.35,.446,.526,.582],qm=20,jm=new _e(-1,1,1,-1,0,1),Xm=new ve(90,1),Km=new e;let Ym=null,Qm=0,Zm=0;const Jm=new r,ef=new WeakMap,tf=[3,1,5,0,4,2],rf=Um(Sl(),Nl("faceIndex")).normalize(),sf=_n(rf.x,rf.y,rf.z);class nf{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=Jm,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}Ym=this._renderer.getRenderTarget(),Qm=this._renderer.getActiveCubeFace(),Zm=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=lf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=df(),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===F||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=Hm[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=tf[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=Ol(new Array(qm).fill(0)),n=Ta(new r(0,1,0)),a=Ta(0),o=pn(qm),u=Ta(0),l=Ta(1),d=Pl(),c=Ta(0),h=pn(1/t),p=pn(1/s),g=pn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=uf("blur");return f.fragmentNode=km({...m,latitudinal:u.equal(1)}),ef.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=Ta(0),n=Ta(0),a=pn(1/t),o=pn(1/r),u=pn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=uf("ggx");return d.fragmentNode=Wm({...l,N_immutable:sf,GGX_SAMPLES:mn(512)}),ef.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,jm)}_sceneToCubeUV(e,t,r,s,i){const n=Xm;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(Km),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(Km),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;of(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===F||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=lf(e)):null===this._equirectMaterial&&(this._equirectMaterial=df(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;of(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,jm)}_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,of(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,jm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,of(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,jm)}_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=ef.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):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,jm)}}function af(e,t){const r=new Ne(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Re,colorSpace:Se});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function of(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function uf(e){const t=new Yp;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function lf(e){const t=uf("cubemap");return t.fragmentNode=hc(e,sf),t}function df(e){const t=uf("equirect");return t.fragmentNode=Pl(e,ng(sf),0),t}const cf=new WeakMap;function hf(e,t,r){const s=function(e){let t=cf.get(e);void 0===t&&(t=new WeakMap,cf.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 pf extends di{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=Pl(s),this._width=Ta(0),this._height=Ta(0),this._maxMip=Ta(0),this.updateBeforeType=Zs.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:hf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new nf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(_n(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Im(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const gf=tn(pf).setParameterLength(1,3),mf=new WeakMap;class ff extends gp{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=mf.get(e);void 0===s&&(s=gf(e),mf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:qd,i=r.context(yf(kn,s)).mul(sc),n=r.context(bf(jd)).mul(Math.PI).mul(sc),a=nl(i),o=nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(yf($n,Xd)).mul(sc),t=nl(e);u.addAssign(t)}}}const yf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Ud.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(sd)),r),getTextureLevel:()=>e}},bf=e=>({getUV:()=>e,getTextureLevel:()=>pn(1)}),xf=new we;class Tf extends Yp{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(xf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new ff(t):null}setupLightingModel(){return new Tm}setupSpecular(){const e=iu(_n(.04),In.rgb,Gn);Jn.assign(_n(.04)),ea.assign(e),ta.assign(1)}setupVariants(){const e=this.metalnessNode?pn(this.metalnessNode):hh;Gn.assign(e);let t=this.roughnessNode?pn(this.roughnessNode):ch;t=wg({roughness:t}),kn.assign(t),this.setupSpecular(),On.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const _f=new Ce;class vf extends Tf{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(_f),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?pn(this.iorNode):Ah;oa.assign(e),Jn.assign($o(Zo(oa.sub(1).div(oa.add(1))).mul(uh),_n(1)).mul(oh)),ea.assign(iu(Jn,In.rgb,Gn)),ta.assign(iu(oh,1,Gn))}setupLightingModel(){return new Tm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?pn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?pn(this.clearcoatRoughnessNode):mh;zn.assign(e),$n.assign(wg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?_n(this.sheenNode):bh,t=this.sheenRoughnessNode?pn(this.sheenRoughnessNode):xh;Wn.assign(e),Hn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?pn(this.iridescenceNode):_h,t=this.iridescenceIORNode?pn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?pn(this.iridescenceThicknessNode):Nh;qn.assign(e),jn.assign(t),Xn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?yn(this.anisotropyNode):Th).toVar();Yn.assign(e.length()),dn(Yn.equal(0),()=>{e.assign(yn(1,0))}).Else(()=>{e.divAssign(yn(Yn)),Yn.assign(Yn.saturate())}),Kn.assign(Yn.pow2().mix(kn.pow2(),1)),Qn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Zn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?pn(this.transmissionNode):Sh,t=this.thicknessNode?pn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?pn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?_n(this.attenuationColorNode):wh;if(ua.assign(e),la.assign(t),da.assign(r),ca.assign(s),this.useDispersion){const e=this.dispersionNode?pn(this.dispersionNode):Dh;ha.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?_n(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Bu(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.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 Nf extends Tm{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(qd.mul(a)).normalize(),h=pn(Ud.dot(c.negate()).saturate().pow(l).mul(d)),p=_n(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Sf extends vf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=pn(.1),this.thicknessAmbientNode=pn(0),this.thicknessAttenuationNode=pn(.1),this.thicknessPowerNode=pn(2),this.thicknessScaleNode=pn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Nf(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 Rf=on(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=yn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return _n(e.r)}{const e=i.fwidth().mul(.5);return iu(_n(.7),_n(1),uu(pn(.7).sub(e.x),pn(.7).add(e.x),i.x))}});class Af extends gg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Rf({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(xg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ef=new Me;class wf extends Yp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ef),this.setValues(e)}setupLightingModel(){return new Af}}const Cf=on(()=>{const e=_n(Ud.z,0,Ud.x.negate()).normalize(),t=Ud.cross(e);return yn(e.dot(qd),t.dot(qd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Mf=new Be;class Bf extends Yp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Mf),this.setValues(e)}setupVariants(e){const t=Cf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):_n(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends di{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 Cn(e,s,s.negate(),e).mul(r)}{const e=t,s=Bn(Rn(1,0,0,0),Rn(0,So(e.x),No(e.x).negate(),0),Rn(0,No(e.x),So(e.x),0),Rn(0,0,0,1)),i=Bn(Rn(So(e.y),0,No(e.y),0),Rn(0,1,0,0),Rn(No(e.y).negate(),0,So(e.y),0),Rn(0,0,0,1)),n=Bn(Rn(So(e.z),No(e.z).negate(),0,0),Rn(No(e.z),So(e.z),0,0),Rn(0,0,1,0),Rn(0,0,0,1));return s.mul(i).mul(n).mul(Rn(r,1)).xyz}}}const Lf=tn(Pf).setParameterLength(2),Ff=new Pe;class Df extends Yp{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(Ff),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Rd.mul(_n(s||0));let u=yn(bd[0].xyz.length(),bd[1].xyz.length());null!==n&&(u=u.mul(yn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new zu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=pn(i||yh),c=Lf(l,d);return Rn(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 Uf=new Le,If=new t;class Of extends Df{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Rd.mul(_n(e||Bd)).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?yn(n):Fh;u=u.mul($l),r.isPerspectiveCamera&&!0===a&&(u=u.mul(Vf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(yn(i)));let l=Md.xy;if(s&&s.isNode){const e=pn(s);l=Lf(l,e)}return l=l.mul(u),l=l.div(Xl.div(2)),l=l.mul(o.w),o=o.add(Rn(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 Vf=Ta(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(If);this.value=.5*t.y});class kf extends gg{constructor(){super(),this.shadowNode=pn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const Gf=new Fe;class zf extends Yp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Gf),this.setValues(e)}setupLightingModel(){return new kf}}const $f=Dn("vec3"),Wf=Dn("vec3"),Hf=Dn("vec3");class qf extends gg{constructor(){super()}start(e){const{material:t}=e,r=Dn("vec3"),s=Dn("vec3");dn(ad.sub(Ld).length().greaterThan(vd.mul(2)),()=>{r.assign(ad),s.assign(Ld)}).Else(()=>{r.assign(Ld),s.assign(ad)});const i=s.sub(r),n=Ta("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=pn(0).toVar(),l=_n(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=sd.mul(Rn(s,1)).xyz;let n;null!==t.depthNode&&(Wf.assign(Dp(Mp(i.z,Jl,ed))),e.context.sceneDepthNode=Dp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,$f.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&$f.mulAssign(n);const d=$f.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Hf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?dn(r.greaterThanEqual(Wf),()=>{$f.addAssign(e)}):$f.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(Xg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Hf)}}class jf extends Yp{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 qf}}class Xf{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 Kf{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.version),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+",",Ds(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=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(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 Zf=[];class Jf{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);Zf[0]=e,Zf[1]=t,Zf[2]=n,Zf[3]=i;let l=u.get(Zf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Zf,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)),Zf[0]=null,Zf[1]=null,Zf[2]=null,Zf[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Kf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Qf(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 ey{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 ty=1,ry=2,sy=3,iy=4,ny=16;class ay extends ey{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===ty?this.backend.createAttribute(e):t===ry?this.backend.createIndexAttribute(e):t===sy?this.backend.createStorageAttribute(e):t===iy&&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,sy):this.updateAttribute(e,ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ry);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,iy)}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=uy(t),e.set(t,r)):r.version!==oy(t)&&(this.attributes.delete(r),r=uy(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 dy{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 cy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class hy extends cy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class py extends cy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let gy=0;class my{constructor(e,t,r,s=null,i=null){this.id=gy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class fy extends ey{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 my(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 my(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 my(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new hy(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 yy extends ey{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?iy:sy;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,r=e.isIndirectStorageBufferAttribute?iy:sy;this.attributes.update(e,r)}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 by(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 xy(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 Ty(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class _y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Ty(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?(Ty(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||by),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||xy),this.transparent.length>1&&this.transparent.sort(t||xy)}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?Oe:Ve,l.type=e.stencilBuffer?ke: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:Ge}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=wy){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?this.outputNode.build(e,...t):super.build(e,...t),un(r),e.removeActiveStack(this),o}}const Ly=tn(Py).setParameterLength(0,1);class Fy extends oi{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=$s(i),a=Ws(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Dy extends oi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class Uy extends oi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Wy(e,"uint","float"),jy={};class Xy extends to{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Hy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return mn;case"int":return gn;case"uvec2":return xn;case"uvec3":return Nn;case"uvec4":return En;case"ivec2":return bn;case"ivec3":return vn;case"ivec4":return An}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t);const i=pn(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 on(([e])=>{dn(e.equal(mn(0)),()=>mn(32));const s=mn(0),i=mn(0);return this._resolveElementType(e,s,t),dn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),dn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),dn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),dn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),dn(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 on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(mn(1)).bitAnd(mn(1431655765)))),s.assign(s.bitAnd(mn(858993459)).add(s.shiftRight(mn(2)).bitAnd(mn(858993459))));const i=s.add(s.shiftRight(mn(4))).bitAnd(mn(252645135)).mul(mn(16843009)).shiftRight(mn(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 on(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Xy.COUNT_TRAILING_ZEROS="countTrailingZeros",Xy.COUNT_LEADING_ZEROS="countLeadingZeros",Xy.COUNT_ONE_BITS="countOneBits";const Ky=sn(Xy,Xy.COUNT_TRAILING_ZEROS).setParameterLength(1),Yy=sn(Xy,Xy.COUNT_LEADING_ZEROS).setParameterLength(1),Qy=sn(Xy,Xy.COUNT_ONE_BITS).setParameterLength(1),Zy=on(([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)}),Jy=(e,t)=>Qo(Ba(4,e.mul(Ma(1,e))),t);class eb extends di{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)}(${this.vectorNode.build(e,t)})`}}const tb=sn(eb,"snorm").setParameterLength(1),rb=sn(eb,"unorm").setParameterLength(1),sb=sn(eb,"float16").setParameterLength(1);class ib extends di{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const nb=sn(ib,"snorm").setParameterLength(1),ab=sn(ib,"unorm").setParameterLength(1),ob=sn(ib,"float16").setParameterLength(1),ub=on(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),lb=on(([e])=>_n(ub(e.z.add(ub(e.y.mul(1)))),ub(e.z.add(ub(e.x.mul(1)))),ub(e.y.add(ub(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),db=on(([e,t,r])=>{const s=_n(e).toVar(),i=pn(1.4).toVar(),n=pn(0).toVar(),a=_n(s).toVar();return op({start:pn(0),end:pn(3),type:"float",condition:"<="},()=>{const e=_n(lb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(pn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=pn(ub(s.z.add(ub(s.x.add(ub(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 cb extends oi{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 hb=tn(cb),pb=e=>(...t)=>hb(e,...t),gb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.time),mb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.deltaTime),fb=Ta(0,"uint").setGroup(ya).onRenderUpdate(e=>e.frameId);const yb=on(([e,t,r=yn(.5)])=>Lf(e.sub(r),t).add(r)),bb=on(([e,t,r=yn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),xb=on(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=bd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=bd;const i=sd.mul(s);return Xi(t)&&(i[0][0]=bd[0].length(),i[0][1]=0,i[0][2]=0),Xi(r)&&(i[1][0]=0,i[1][1]=bd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,td.mul(i).mul(Bd)}),Tb=on(([e=null])=>{const t=Dp();return Dp(Ep(e)).sub(t).lessThan(0).select(Wl,e)});class _b extends oi{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Sl(),r=pn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=yn(a,o);return t.add(l).mul(u)}}const vb=tn(_b).setParameterLength(3),Nb=on(([e,t=null,r=null,s=pn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(_n(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=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return Ca(p,g,m)}),Sb=new je,Rb=new r,Ab=new r,Eb=new r,wb=new a,Cb=new r(0,0,-1),Mb=new s,Bb=new r,Pb=new r,Lb=new s,Fb=new t,Db=new Ne,Ub=Wl.flipX();Db.depthTexture=new Y(1,1);let Ib=!1;class Ob extends Ml{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Db.texture,Ub),this._reflectorBaseNode=e.reflector||new Vb(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=Qi(new Ob({defaultTexture:Db.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 Vb extends oi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new Xe,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?Zs.RENDER:Zs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Fb),e.setSize(Math.round(Fb.width*r),Math.round(Fb.height*r))}setup(e){return this._updateResolution(Db,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 Ne(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=Ke,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ib)return!1;Ib=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Fb),this._updateResolution(o,s),Ab.setFromMatrixPosition(n.matrixWorld),Eb.setFromMatrixPosition(r.matrixWorld),wb.extractRotation(n.matrixWorld),Rb.set(0,0,1),Rb.applyMatrix4(wb),Bb.subVectors(Ab,Eb);let u=!1;if(!0===Bb.dot(Rb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ib=!1);u=!0}Bb.reflect(Rb).negate(),Bb.add(Ab),wb.extractRotation(r.matrixWorld),Cb.set(0,0,-1),Cb.applyMatrix4(wb),Cb.add(Eb),Pb.subVectors(Ab,Cb),Pb.reflect(Rb).negate(),Pb.add(Ab),a.coordinateSystem=r.coordinateSystem,a.position.copy(Bb),a.up.set(0,1,0),a.up.applyMatrix4(wb),a.up.reflect(Rb),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Sb.setFromNormalAndCoplanarPoint(Rb,Ab),Sb.applyMatrix4(a.matrixWorldInverse),Mb.set(Sb.normal.x,Sb.normal.y,Sb.normal.z,Sb.constant);const l=a.projectionMatrix;Lb.x=(Math.sign(Mb.x)+l.elements[8])/l.elements[0],Lb.y=(Math.sign(Mb.y)+l.elements[9])/l.elements[5],Lb.z=-1,Lb.w=(1+l.elements[10])/l.elements[14],Mb.multiplyScalar(1/Mb.dot(Lb));l.elements[2]=Mb.x,l.elements[6]=Mb.y,l.elements[10]=s.coordinateSystem===h?Mb.z-0:Mb.z+1-0,l.elements[14]=Mb.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,Ib=!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 kb=new _e(-1,1,1,-1,0,1);class Gb 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 Ye([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ye(t,2))}}const zb=new Gb;class $b extends ne{constructor(e=null){super(zb,e),this.camera=kb,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,kb)}render(e){e.render(this,kb)}}const Wb=new t;class Hb extends Ml{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new Ne(t,r,s);super(i.texture,Sl()),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 $b(new Yp),this.updateBeforeType=Zs.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(Wb),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 Ml(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Qi(new Hb(Qi(e),...t)),jb=on(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=yn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Rn(_n(e,t),1)):i=Rn(_n(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Rn(r.mul(i));return n.xyz.div(n.w)}),Xb=on(([e,t])=>{const r=t.mul(Rn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return yn(s.x,s.y.oneMinus())}),Kb=on(([e,t,r])=>{const s=Al(Ll(t)),i=bn(e.mul(s)).toVar(),n=Ll(t,i).toVar(),a=Ll(t,i.sub(bn(2,0))).toVar(),o=Ll(t,i.sub(bn(1,0))).toVar(),u=Ll(t,i.add(bn(1,0))).toVar(),l=Ll(t,i.add(bn(2,0))).toVar(),d=Ll(t,i.add(bn(0,2))).toVar(),c=Ll(t,i.add(bn(0,1))).toVar(),h=Ll(t,i.sub(bn(0,1))).toVar(),p=Ll(t,i.sub(bn(0,2))).toVar(),g=Co(Ma(pn(2).mul(o).sub(a),n)).toVar(),m=Co(Ma(pn(2).mul(u).sub(l),n)).toVar(),f=Co(Ma(pn(2).mul(c).sub(d),n)).toVar(),y=Co(Ma(pn(2).mul(h).sub(p),n)).toVar(),b=jb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(jb(e.sub(yn(pn(1).div(s.x),0)),o,r)),b.negate().add(jb(e.add(yn(pn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(jb(e.add(yn(0,pn(1).div(s.y))),c,r)),b.negate().add(jb(e.sub(yn(0,pn(1).div(s.y))),h,r)));return _o(Yo(x,T))}),Yb=on(([e])=>vo(pn(52.9829189).mul(vo(Ko(e,yn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Qb=on(([e,t,r])=>{const s=pn(2.399963229728653),i=yo(pn(e).add(.5).div(pn(t))),n=pn(e).mul(s).add(r);return yn(So(n),No(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Zb extends oi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Sl())}sample(e){return this.callback(e)}}class Jb extends oi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Jb.OBJECT?this.updateType=Zs.OBJECT:e===Jb.MATERIAL?this.updateType=Zs.RENDER:e===Jb.BEFORE_OBJECT?this.updateBeforeType=Zs.OBJECT:e===Jb.BEFORE_MATERIAL&&(this.updateBeforeType=Zs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Jb.OBJECT="object",Jb.MATERIAL="material",Jb.BEFORE_OBJECT="beforeObject",Jb.BEFORE_MATERIAL="beforeMaterial";const ex=(e,t)=>new Jb(e,t).toStack();class tx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class rx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class sx extends oi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const ix=rn(sx),nx=new P,ax=new a;class ox extends oi{static get type(){return"SceneNode"}constructor(e=ox.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ox.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ox.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ox.BACKGROUND_ROTATION?s=Ta("mat4").setName("backgroundRotation").setGroup(ya).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==Qe?(nx.copy(r.backgroundRotation),nx.x*=-1,nx.y*=-1,nx.z*=-1,ax.makeRotationFromEuler(nx)):ax.identity(),ax}):o("SceneNode: Unknown scope:",t),s}}ox.BACKGROUND_BLURRINESS="backgroundBlurriness",ox.BACKGROUND_INTENSITY="backgroundIntensity",ox.BACKGROUND_ROTATION="backgroundRotation";const ux=rn(ox,ox.BACKGROUND_BLURRINESS),lx=rn(ox,ox.BACKGROUND_INTENSITY),dx=rn(ox,ox.BACKGROUND_ROTATION);class cx extends Ml{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ei.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(ei.READ_WRITE)}toReadOnly(){return this.setAccess(ei.READ_ONLY)}toWriteOnly(){return this.setAccess(ei.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}}const hx=tn(cx).setParameterLength(1,3),px=on(({texture:e,uv:t})=>{const r=1e-4,s=_n().toVar();return dn(t.x.lessThan(r),()=>{s.assign(_n(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(_n(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(_n(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(_n(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(_n(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(_n(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(_n(-.01,0,0))).r.sub(e.sample(t.add(_n(r,0,0))).r),n=e.sample(t.add(_n(0,-.01,0))).r.sub(e.sample(t.add(_n(0,r,0))).r),a=e.sample(t.add(_n(0,0,-.01))).r.sub(e.sample(t.add(_n(0,0,r))).r);s.assign(_n(i,n,a))}),s.normalize()});class gx extends Ml{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return _n(.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 px({texture:this,uv:e})}}const mx=tn(gx).setParameterLength(1,3);class fx extends gc{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 yx=new WeakMap;class bx extends di{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Zs.OBJECT,this.updateAfterType=Zs.OBJECT,this.previousModelWorldMatrix=Ta(new a),this.previousProjectionMatrix=Ta(new a).setGroup(ya),this.previousCameraViewMatrix=Ta(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Tx(r);this.previousModelWorldMatrix.value.copy(s);const i=xx(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}){Tx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?td:Ta(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Rd).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Pd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ma(i,n)}}function xx(e){let t=yx.get(e);return void 0===t&&(t={},yx.set(e,t)),t}function Tx(e,t=0){const r=xx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const _x=rn(bx),vx=on(([e])=>Ax(e.rgb)),Nx=on(([e,t=pn(1)])=>t.mix(Ax(e.rgb),e.rgb)),Sx=on(([e,t=pn(1)])=>{const r=Ca(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 iu(e.rgb,s,i)}),Rx=on(([e,t=pn(1)])=>{const r=_n(.57735,.57735,.57735),s=t.cos();return _n(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ax=(e,t=_n(p.getLuminanceCoefficients(new r)))=>Ko(e,t),Ex=on(([e,t=_n(1),s=_n(0),i=_n(1),n=pn(1),a=_n(p.getLuminanceCoefficients(new r,Se))])=>{const o=e.rgb.dot(_n(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return dn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),dn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),dn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Rn(u.rgb,e.a)});class wx extends di{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 Cx=tn(wx).setParameterLength(2);let Mx=null;class Bx extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Wl,t=null){null===Mx&&(Mx=new X),super(e,t,Mx)}getTextureForReference(){return Mx}updateReference(){return this}}const Px=tn(Bx).setParameterLength(0,2),Lx=new t;class Fx extends Ml{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 Dx extends Fx{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 Ux extends di{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 Ne(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=Ta(0),this._cameraFar=Ta(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Zs.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 Dx(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 Dx(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=Bp(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=Cp(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===Ux.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),Lx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Lx)),this._pixelRatio=i,this.setSize(Lx.width,Lx.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:xu({...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()}}Ux.COLOR="color",Ux.DEPTH="depth";class Ix extends Ux{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Ux.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 Yp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=zd.negate(),r=td.mul(Rd),s=pn(1),i=r.mul(Rn(Bd,1)),n=r.mul(Rn(Bd.add(t),1)),a=_o(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Rn(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 Ox=on(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=on(([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"}]}),kx=on(([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"}]}),Gx=on(([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)}),zx=on(([e,t])=>{const r=Mn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Mn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Gx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),$x=Mn(_n(1.6605,-.1246,-.0182),_n(-.5876,1.1329,-.1006),_n(-.0728,-.0083,1.1187)),Wx=Mn(_n(.6274,.0691,.0164),_n(.3293,.9195,.088),_n(.0433,.0113,.8956)),Hx=on(([e])=>{const t=_n(e).toVar(),r=_n(t.mul(t)).toVar(),s=_n(r.mul(r)).toVar();return pn(15.5).mul(s.mul(r)).sub(Ba(40.14,s.mul(t))).add(Ba(31.96,s).sub(Ba(6.868,r.mul(t))).add(Ba(.4298,r).add(Ba(.1191,t).sub(.00232))))}),qx=on(([e,t])=>{const r=_n(e).toVar(),s=Mn(_n(.856627153315983,.137318972929847,.11189821299995),_n(.0951212405381588,.761241990602591,.0767994186031903),_n(.0482516061458583,.101439036467562,.811302368396859)),i=Mn(_n(1.1271005818144368,-.1413297634984383,-.14132976349843826),_n(-.11060664309660323,1.157823702216272,-.11060664309660294),_n(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=pn(-12.47393),a=pn(4.026069);return r.mulAssign(t),r.assign(Wx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(fo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign(Hx(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(_n(0),r),_n(2.2))),r.assign($x.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),jx=on(([e,t])=>{const r=pn(.76),s=pn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=yu(i.lessThan(.08),i.sub(Ba(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));dn(a.lessThan(r),()=>e);const o=Ma(1,r),u=Ma(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ma(1,Pa(1,s.mul(a.sub(u)).add(1)));return iu(e,_n(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class Xx extends oi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const Kx=tn(Xx).setParameterLength(1,3);class Yx extends Xx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Qx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Zx extends oi{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:pn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=Xs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Ks(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Jx=tn(Zx).setParameterLength(1);class eT extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class tT{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const rT=new eT;class sT extends oi{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new eT,this._output=Jx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Jx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Jx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new tT(this),t=rT.get("THREE"),r=rT.get("TSL"),s=this.getMethod(),i=[e,this._local,rT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:pn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Ds(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Us(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const iT=tn(sT).setParameterLength(1,2);function nT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const aT=on(([e,t],r)=>{const s=nT(r);return uu(e,t,s)}),oT=on(([e],t)=>{const r=nT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),uT=on(([e,t],r)=>{const s=nT(r),i=t.sub(Ld.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),lT=on(([e,t])=>Rn(t.toFloat().mix(sa.rgb,e.toVec3()),sa.a));let dT=null,cT=null;class hT extends oi{static get type(){return"RangeNode"}constructor(e=pn(),t=pn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Hs(t.value)),i=e.getTypeLength(Hs(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 Error('THREE.TSL: No "ConstNode" found in node graph.');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(Hs(a)),d=e.getTypeLength(Hs(o));dT=dT||new s,cT=cT||new s,dT.setScalar(0),cT.setScalar(0),1===u?dT.setScalar(a):a.isColor?dT.set(a.r,a.g,a.b,1):dT.set(a.x,a.y,a.z||0,a.w||0),1===d?cT.setScalar(o):o.isColor?cT.set(o.r,o.g,o.b,1):cT.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 gT(e,t),fT=mT("numWorkgroups","uvec3"),yT=mT("workgroupId","uvec3"),bT=mT("globalId","uvec3"),xT=mT("localId","uvec3"),TT=mT("subgroupSize","uint");const _T=tn(class extends oi{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)}});class vT extends ui{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 NT extends oi{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.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new vT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class ST extends oi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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=pl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}ST.ATOMIC_LOAD="atomicLoad",ST.ATOMIC_STORE="atomicStore",ST.ATOMIC_ADD="atomicAdd",ST.ATOMIC_SUB="atomicSub",ST.ATOMIC_MAX="atomicMax",ST.ATOMIC_MIN="atomicMin",ST.ATOMIC_AND="atomicAnd",ST.ATOMIC_OR="atomicOr",ST.ATOMIC_XOR="atomicXor";const RT=tn(ST),AT=(e,t,r)=>RT(e,t,r).toStack();class ET extends di{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===ET.SUBGROUP_ELECT?"bool":t===ET.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===ET.SUBGROUP_BROADCAST||r===ET.SUBGROUP_SHUFFLE||r===ET.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ET.SUBGROUP_SHUFFLE_XOR||r===ET.SUBGROUP_SHUFFLE_DOWN||r===ET.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)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ET.SUBGROUP_ELECT="subgroupElect",ET.SUBGROUP_BALLOT="subgroupBallot",ET.SUBGROUP_ADD="subgroupAdd",ET.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ET.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ET.SUBGROUP_MUL="subgroupMul",ET.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ET.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ET.SUBGROUP_AND="subgroupAnd",ET.SUBGROUP_OR="subgroupOr",ET.SUBGROUP_XOR="subgroupXor",ET.SUBGROUP_MIN="subgroupMin",ET.SUBGROUP_MAX="subgroupMax",ET.SUBGROUP_ALL="subgroupAll",ET.SUBGROUP_ANY="subgroupAny",ET.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ET.QUAD_SWAP_X="quadSwapX",ET.QUAD_SWAP_Y="quadSwapY",ET.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ET.SUBGROUP_BROADCAST="subgroupBroadcast",ET.SUBGROUP_SHUFFLE="subgroupShuffle",ET.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ET.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ET.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ET.QUAD_BROADCAST="quadBroadcast";const wT=sn(ET,ET.SUBGROUP_ELECT).setParameterLength(0),CT=sn(ET,ET.SUBGROUP_BALLOT).setParameterLength(1),MT=sn(ET,ET.SUBGROUP_ADD).setParameterLength(1),BT=sn(ET,ET.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),PT=sn(ET,ET.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),LT=sn(ET,ET.SUBGROUP_MUL).setParameterLength(1),FT=sn(ET,ET.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),DT=sn(ET,ET.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),UT=sn(ET,ET.SUBGROUP_AND).setParameterLength(1),IT=sn(ET,ET.SUBGROUP_OR).setParameterLength(1),OT=sn(ET,ET.SUBGROUP_XOR).setParameterLength(1),VT=sn(ET,ET.SUBGROUP_MIN).setParameterLength(1),kT=sn(ET,ET.SUBGROUP_MAX).setParameterLength(1),GT=sn(ET,ET.SUBGROUP_ALL).setParameterLength(0),zT=sn(ET,ET.SUBGROUP_ANY).setParameterLength(0),$T=sn(ET,ET.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),WT=sn(ET,ET.QUAD_SWAP_X).setParameterLength(1),HT=sn(ET,ET.QUAD_SWAP_Y).setParameterLength(1),qT=sn(ET,ET.QUAD_SWAP_DIAGONAL).setParameterLength(1),jT=sn(ET,ET.SUBGROUP_BROADCAST).setParameterLength(2),XT=sn(ET,ET.SUBGROUP_SHUFFLE).setParameterLength(2),KT=sn(ET,ET.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),YT=sn(ET,ET.SUBGROUP_SHUFFLE_UP).setParameterLength(2),QT=sn(ET,ET.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),ZT=sn(ET,ET.QUAD_BROADCAST).setParameterLength(1);let JT;function e_(e){JT=JT||new WeakMap;let t=JT.get(e);return void 0===t&&JT.set(e,t={}),t}function t_(e){const t=e_(e);return t.shadowMatrix||(t.shadowMatrix=Ta("mat4").setGroup(ya).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 r_(e,t=Ld){const r=t_(e).mul(t);return r.xyz.div(r.w)}function s_(e){const t=e_(e);return t.position||(t.position=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function i_(e){const t=e_(e);return t.targetPosition||(t.targetPosition=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function n_(e){const t=e_(e);return t.viewPosition||(t.viewPosition=Ta(new r).setGroup(ya).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const a_=e=>sd.transformDirection(s_(e).sub(i_(e))),o_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},u_=new WeakMap,l_=[];class d_ extends oi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Dn("vec3","totalDiffuse"),this.totalSpecularNode=Dn("vec3","totalSpecular"),this.outgoingLightNode=Dn("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(Qi(e));else{let s=null;if(null!==r&&(s=o_(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;u_.has(e)?s=u_.get(e):(s=new r(e),u_.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=_n(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 c_ extends oi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Zs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){h_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Ld)}}const h_=Dn("vec3","shadowPositionWorld");function p_(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 g_(e,t){return t=p_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function m_(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 f_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function y_(e,t){return t=f_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function b_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function x_(e,t,r){return r=y_(t,r=g_(e,r))}function T_(e,t,r){m_(e,r),b_(t,r)}var __=Object.freeze({__proto__:null,resetRendererAndSceneState:x_,resetRendererState:g_,resetSceneState:y_,restoreRendererAndSceneState:T_,restoreRendererState:m_,restoreSceneState:b_,saveRendererAndSceneState:function(e,t,r={}){return r=f_(t,r=p_(e,r))},saveRendererState:p_,saveSceneState:f_});const v_=new WeakMap,N_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),S_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=mc("radius","float",r).setGroup(ya),o=yn(1).div(n),u=a.mul(o.x),l=Yb(ql.xy).mul(6.28318530718);return Ca(i(t.xy.add(Qb(0,5,l).mul(u)),t.z),i(t.xy.add(Qb(1,5,l).mul(u)),t.z),i(t.xy.add(Qb(2,5,l).mul(u)),t.z),i(t.xy.add(Qb(3,5,l).mul(u)),t.z),i(t.xy.add(Qb(4,5,l).mul(u)),t.z)).mul(.2)}),R_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=yn(1).div(n),o=a.x,u=a.y,l=t.xy,d=vo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ca(i(l,t.z),i(l.add(yn(o,0)),t.z),i(l.add(yn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(yn(o.negate(),0)),t.z),i(l.add(yn(o.mul(2),0)),t.z),d.x),iu(i(l.add(yn(o.negate(),u)),t.z),i(l.add(yn(o.mul(2),u)),t.z),d.x),iu(i(l.add(yn(0,u.negate())),t.z),i(l.add(yn(0,u.mul(2))),t.z),d.y),iu(i(l.add(yn(o,u.negate())),t.z),i(l.add(yn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(yn(o.negate(),u.negate())),t.z),i(l.add(yn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(yn(o.negate(),u.mul(2))),t.z),i(l.add(yn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),A_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);dn(a.equal(1),()=>pn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ma(u,.3).div(.65)),Wo(a,u)}),E_=on(([e,t,r])=>{let s=Ld.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),w_=e=>{let t=v_.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(ya),s=mc("far","float",t).setGroup(ya),i=hd(e);return E_(i,r,s)})(e):null;t=new Yp,t.colorNode=Rn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,v_.set(e,t)}return t},C_=e=>{const t=v_.get(e);void 0!==t&&(t.dispose(),v_.delete(e))},M_=new Kf,B_=[],P_=(e,t,r,s)=>{B_[0]=e,B_[1]=t;let i=M_.get(B_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Ze)&&(s&&(js(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,M_.set(B_,i)),B_[0]=null,B_[1]=null,i},L_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanVertical"),a=pn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(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=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),F_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanHorizontal"),a=pn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ca(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),D_=[N_,S_,R_,A_];let U_;const I_=new $b;class O_ extends c_{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,pn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(ya);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=mc("near","float",r.camera).setGroup(ya),s=mc("far","float",r.camera).setGroup(ya);n=Pp(e.negate(),t,s)}return a=_n(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return D_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=E;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,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===Ze&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._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=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(ya),n=mc("radius","float",i).setGroup(ya),u=mc("mapSize","vec2",i).setGroup(ya);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Yp);l.fragmentNode=L_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Yp),l.fragmentNode=F_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(ya),l=mc("normalBias","float",i).setGroup(ya),d=t_(s).mul(h_.add(jd.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=n===Ze&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():iu(1,g,u).toVar(),this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture).r.oneMinus():Ll(this.shadowMap.depthTexture,Sl().mul(Al(Pl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return on(()=>{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 [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");U_=x_(i,n,U_),n.overrideMaterial=w_(r),i.setRenderObjectFunction(P_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Ze&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,T_(i,n,U_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),I_.material=this.vsmMaterialVertical,I_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),I_.material=this.vsmMaterialHorizontal,I_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,C_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const V_=(e,t)=>new O_(e,t),k_=new e,G_=new a,z_=new r,$_=new r,W_=[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)],H_=[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)],q_=[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)],j_=[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)],X_=on(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),K_=on(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(ya),n=mc("mapSize","vec2",s).setGroup(ya),a=i.div(n.x),o=Co(t),u=_o(Yo(t,o.x.greaterThan(o.z).select(_n(0,1,0),_n(1,0,0)))),l=Yo(t,u),d=Yb(ql.xy).mul(6.28318530718),c=Qb(0,5,d),h=Qb(1,5,d),p=Qb(2,5,d),g=Qb(3,5,d),m=Qb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),Y_=on(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.near),o=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(ya),l=pn(1).toVar();return dn(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class Q_ extends O_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Je?X_:K_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return Y_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new et(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=E;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?W_:q_,d=u?H_:j_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(k_),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()),z_.setFromMatrixPosition(s.matrixWorld),a.position.copy(z_),$_.copy(a.position),$_.add(l[e]),a.up.copy(d[e]),a.lookAt($_),a.updateMatrixWorld(),o.makeTranslation(-z_.x,-z_.y,-z_.z),G_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(G_,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 Z_=(e,t)=>new Q_(e,t);class J_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Ta(this.color).setGroup(ya),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Zs.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 n_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return V_(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?Qi(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 ev=on(({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)}),tv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=ev({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class rv extends J_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(2).setGroup(ya)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return Z_(this.light)}setupDirect(e){return tv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const sv=on(([e=Sl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),iv=on(([e=Sl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=pn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=yu(s.greaterThan(1),0,1);return i}),nv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=fn(e).toVar();return yu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),av=on(([e,t])=>{const r=fn(t).toVar(),s=pn(e).toVar();return yu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),ov=on(([e])=>{const t=pn(e).toVar();return gn(xo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),uv=on(([e,t])=>{const r=pn(e).toVar();return t.assign(ov(r)),r.sub(pn(t))}),lv=pb([on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=pn(s).toVar(),l=pn(r).toVar(),d=pn(t).toVar(),c=pn(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]}),on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=_n(s).toVar(),l=_n(r).toVar(),d=_n(t).toVar(),c=_n(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]})]),dv=pb([on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=pn(o).toVar(),m=pn(a).toVar(),f=pn(n).toVar(),y=pn(i).toVar(),b=pn(s).toVar(),x=pn(r).toVar(),T=pn(t).toVar(),_=pn(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]}),on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=_n(o).toVar(),m=_n(a).toVar(),f=_n(n).toVar(),y=_n(i).toVar(),b=_n(s).toVar(),x=_n(r).toVar(),T=_n(t).toVar(),_=_n(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]})]),cv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=mn(e).toVar(),a=mn(n.bitAnd(mn(7))).toVar(),o=pn(nv(a.lessThan(mn(4)),i,s)).toVar(),u=pn(Ba(2,nv(a.lessThan(mn(4)),s,i))).toVar();return av(o,fn(a.bitAnd(mn(1)))).add(av(u,fn(a.bitAnd(mn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),hv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=mn(e).toVar(),u=mn(o.bitAnd(mn(15))).toVar(),l=pn(nv(u.lessThan(mn(8)),a,n)).toVar(),d=pn(nv(u.lessThan(mn(4)),n,nv(u.equal(mn(12)).or(u.equal(mn(14))),a,i))).toVar();return av(l,fn(u.bitAnd(mn(1)))).add(av(d,fn(u.bitAnd(mn(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"}]}),pv=pb([cv,hv]),gv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=Nn(e).toVar();return _n(pv(n.x,i,s),pv(n.y,i,s),pv(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"}]}),mv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=Nn(e).toVar();return _n(pv(o.x,a,n,i),pv(o.y,a,n,i),pv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),fv=pb([gv,mv]),yv=on(([e])=>{const t=pn(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),bv=on(([e])=>{const t=pn(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),xv=pb([yv,on(([e])=>{const t=_n(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Tv=pb([bv,on(([e])=>{const t=_n(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),_v=on(([e,t])=>{const r=gn(t).toVar(),s=mn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(gn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),vv=on(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(_v(r,gn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(_v(e,gn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(_v(t,gn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(_v(r,gn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(_v(e,gn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(_v(t,gn(4))),t.addAssign(e)}),Nv=on(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=mn(e).toVar();return s.bitXorAssign(i),s.subAssign(_v(i,gn(14))),n.bitXorAssign(s),n.subAssign(_v(s,gn(11))),i.bitXorAssign(n),i.subAssign(_v(n,gn(25))),s.bitXorAssign(i),s.subAssign(_v(i,gn(16))),n.bitXorAssign(s),n.subAssign(_v(s,gn(4))),i.bitXorAssign(n),i.subAssign(_v(n,gn(14))),s.bitXorAssign(i),s.subAssign(_v(i,gn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Sv=on(([e])=>{const t=mn(e).toVar();return pn(t).div(pn(mn(gn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Rv=on(([e])=>{const t=pn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Av=pb([on(([e])=>{const t=gn(e).toVar(),r=mn(mn(1)).toVar(),s=mn(mn(gn(3735928559)).add(r.shiftLeft(mn(2))).add(mn(13))).toVar();return Nv(s.add(mn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(mn(2)).toVar(),n=mn().toVar(),a=mn().toVar(),o=mn().toVar();return n.assign(a.assign(o.assign(mn(gn(3735928559)).add(i.shiftLeft(mn(2))).add(mn(13))))),n.addAssign(mn(s)),a.addAssign(mn(r)),Nv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(mn(3)).toVar(),o=mn().toVar(),u=mn().toVar(),l=mn().toVar();return o.assign(u.assign(l.assign(mn(gn(3735928559)).add(a.shiftLeft(mn(2))).add(mn(13))))),o.addAssign(mn(n)),u.addAssign(mn(i)),l.addAssign(mn(s)),Nv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),on(([e,t,r,s])=>{const i=gn(s).toVar(),n=gn(r).toVar(),a=gn(t).toVar(),o=gn(e).toVar(),u=mn(mn(4)).toVar(),l=mn().toVar(),d=mn().toVar(),c=mn().toVar();return l.assign(d.assign(c.assign(mn(gn(3735928559)).add(u.shiftLeft(mn(2))).add(mn(13))))),l.addAssign(mn(o)),d.addAssign(mn(a)),c.addAssign(mn(n)),vv(l,d,c),l.addAssign(mn(i)),Nv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),on(([e,t,r,s,i])=>{const n=gn(i).toVar(),a=gn(s).toVar(),o=gn(r).toVar(),u=gn(t).toVar(),l=gn(e).toVar(),d=mn(mn(5)).toVar(),c=mn().toVar(),h=mn().toVar(),p=mn().toVar();return c.assign(h.assign(p.assign(mn(gn(3735928559)).add(d.shiftLeft(mn(2))).add(mn(13))))),c.addAssign(mn(l)),h.addAssign(mn(u)),p.addAssign(mn(o)),vv(c,h,p),c.addAssign(mn(a)),h.addAssign(mn(n)),Nv(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"}]})]),Ev=pb([on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(Av(s,r)).toVar(),n=Nn().toVar();return n.x.assign(i.bitAnd(gn(255))),n.y.assign(i.shiftRight(gn(8)).bitAnd(gn(255))),n.z.assign(i.shiftRight(gn(16)).bitAnd(gn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(Av(n,i,s)).toVar(),o=Nn().toVar();return o.x.assign(a.bitAnd(gn(255))),o.y.assign(a.shiftRight(gn(8)).bitAnd(gn(255))),o.z.assign(a.shiftRight(gn(16)).bitAnd(gn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),wv=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(uv(t.x,r)).toVar(),n=pn(uv(t.y,s)).toVar(),a=pn(Rv(i)).toVar(),o=pn(Rv(n)).toVar(),u=pn(lv(pv(Av(r,s),i,n),pv(Av(r.add(gn(1)),s),i.sub(1),n),pv(Av(r,s.add(gn(1))),i,n.sub(1)),pv(Av(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return xv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(uv(t.x,r)).toVar(),a=pn(uv(t.y,s)).toVar(),o=pn(uv(t.z,i)).toVar(),u=pn(Rv(n)).toVar(),l=pn(Rv(a)).toVar(),d=pn(Rv(o)).toVar(),c=pn(dv(pv(Av(r,s,i),n,a,o),pv(Av(r.add(gn(1)),s,i),n.sub(1),a,o),pv(Av(r,s.add(gn(1)),i),n,a.sub(1),o),pv(Av(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),pv(Av(r,s,i.add(gn(1))),n,a,o.sub(1)),pv(Av(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),pv(Av(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),pv(Av(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Tv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Cv=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(uv(t.x,r)).toVar(),n=pn(uv(t.y,s)).toVar(),a=pn(Rv(i)).toVar(),o=pn(Rv(n)).toVar(),u=_n(lv(fv(Ev(r,s),i,n),fv(Ev(r.add(gn(1)),s),i.sub(1),n),fv(Ev(r,s.add(gn(1))),i,n.sub(1)),fv(Ev(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return xv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(uv(t.x,r)).toVar(),a=pn(uv(t.y,s)).toVar(),o=pn(uv(t.z,i)).toVar(),u=pn(Rv(n)).toVar(),l=pn(Rv(a)).toVar(),d=pn(Rv(o)).toVar(),c=_n(dv(fv(Ev(r,s,i),n,a,o),fv(Ev(r.add(gn(1)),s,i),n.sub(1),a,o),fv(Ev(r,s.add(gn(1)),i),n,a.sub(1),o),fv(Ev(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),fv(Ev(r,s,i.add(gn(1))),n,a,o.sub(1)),fv(Ev(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),fv(Ev(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),fv(Ev(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Tv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Mv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(ov(t)).toVar();return Sv(Av(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar();return Sv(Av(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar();return Sv(Av(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar(),n=gn(ov(t.w)).toVar();return Sv(Av(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Bv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(ov(t)).toVar();return _n(Sv(Av(r,gn(0))),Sv(Av(r,gn(1))),Sv(Av(r,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar();return _n(Sv(Av(r,s,gn(0))),Sv(Av(r,s,gn(1))),Sv(Av(r,s,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar();return _n(Sv(Av(r,s,i,gn(0))),Sv(Av(r,s,i,gn(1))),Sv(Av(r,s,i,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar(),n=gn(ov(t.w)).toVar();return _n(Sv(Av(r,s,i,n,gn(0))),Sv(Av(r,s,i,n,gn(1))),Sv(Av(r,s,i,n,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Pv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=pn(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Lv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Cv(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"}]}),Fv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar();return yn(Pv(o,a,n,i),Pv(o.add(_n(gn(19),gn(193),gn(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"}]}),Dv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(Lv(o,a,n,i)).toVar(),l=pn(Pv(o.add(_n(gn(19),gn(193),gn(17))),a,n,i)).toVar();return Rn(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"}]}),Uv=pb([on(([e,t,r,s,i,n,a])=>{const o=gn(a).toVar(),u=pn(n).toVar(),l=gn(i).toVar(),d=gn(s).toVar(),c=gn(r).toVar(),h=gn(t).toVar(),p=yn(e).toVar(),g=_n(Bv(yn(h.add(d),c.add(l)))).toVar(),m=yn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=yn(yn(pn(h),pn(c)).add(m)).toVar(),y=yn(f.sub(p)).toVar();return dn(o.equal(gn(2)),()=>Co(y.x).add(Co(y.y))),dn(o.equal(gn(3)),()=>Wo(Co(y.x),Co(y.y))),Ko(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"}]}),on(([e,t,r,s,i,n,a,o,u])=>{const l=gn(u).toVar(),d=pn(o).toVar(),c=gn(a).toVar(),h=gn(n).toVar(),p=gn(i).toVar(),g=gn(s).toVar(),m=gn(r).toVar(),f=gn(t).toVar(),y=_n(e).toVar(),b=_n(Bv(_n(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=_n(_n(pn(f),pn(m),pn(g)).add(b)).toVar(),T=_n(x.sub(y)).toVar();return dn(l.equal(gn(2)),()=>Co(T.x).add(Co(T.y)).add(Co(T.z))),dn(l.equal(gn(3)),()=>Wo(Co(T.x),Co(T.y),Co(T.z))),Ko(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"}]})]),Iv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(uv(n.x,a),uv(n.y,o)).toVar(),l=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Uv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Ov=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(uv(n.x,a),uv(n.y,o)).toVar(),l=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Uv(u,e,t,a,o,i,s)).toVar();dn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Vv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(uv(n.x,a),uv(n.y,o)).toVar(),l=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Uv(u,e,t,a,o,i,s)).toVar();dn(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)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),kv=pb([Iv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(uv(n.x,a),uv(n.y,o),uv(n.z,u)).toVar(),d=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Uv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Gv=pb([Ov,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(uv(n.x,a),uv(n.y,o),uv(n.z,u)).toVar(),d=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Uv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),zv=pb([Vv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(uv(n.x,a),uv(n.y,o),uv(n.z,u)).toVar(),d=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Uv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),$v=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=yn(t).toVar(),p=yn(r).toVar(),g=yn(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return dn(c.equal(gn(0)),()=>{N.assign(Cv(v))}),dn(c.equal(gn(1)),()=>{N.assign(Bv(v))}),dn(c.equal(gn(2)),()=>{N.assign(zv(v,m,gn(0)))}),dn(c.equal(gn(3)),()=>{N.assign(Lv(_n(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),dn(b,()=>{N.assign(nu(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"}]}),Wv=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=_n(t).toVar(),p=_n(r).toVar(),g=_n(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return 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n=gn(Oo(i)),a=i.sub(pn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());dn(n.equal(gn(0)),()=>{s.assign(_n(r,l,o))}).ElseIf(n.equal(gn(1)),()=>{s.assign(_n(u,r,o))}).ElseIf(n.equal(gn(2)),()=>{s.assign(_n(o,r,l))}).ElseIf(n.equal(gn(3)),()=>{s.assign(_n(o,u,r))}).ElseIf(n.equal(gn(4)),()=>{s.assign(_n(l,o,r))}).Else(()=>{s.assign(_n(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),qv=on(([e])=>{const t=_n(e).toVar(),r=pn(t.x).toVar(),s=pn(t.y).toVar(),i=pn(t.z).toVar(),n=pn($o(r,$o(s,i))).toVar(),a=pn(Wo(r,Wo(s,i))).toVar(),o=pn(a.sub(n)).toVar(),u=pn().toVar(),l=pn().toVar(),d=pn().toVar();return 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oN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class lN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let dN=0;class cN{constructor(e=null){this.id=dN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class hN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class pN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class gN extends pN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class mN extends pN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class fN extends pN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class yN extends pN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class bN extends pN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class xN extends pN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class TN extends pN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class _N extends pN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class vN extends gN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class NN extends mN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class SN extends fN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class RN extends yN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class AN extends bN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class EN extends xN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class wN extends TN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class CN extends _N{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let MN=0;const BN=new WeakMap,PN=new WeakMap,LN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),FN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class DN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Ly(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new cN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:MN++})}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===ze&&!1===e.alphaToCoverage}getBindGroupsCache(){let e=PN.get(this.renderer);return void 0===e&&(e=new Kf,PN.set(this.renderer,e)),e}createRenderTarget(e,t,r){return new Ne(e,t,r)}createCubeRenderTarget(e,t){return new ag(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=this.getBindGroupsCache(),s=[];let i,n=!0;for(const e of t)s.push(e),n=n&&!0!==e.groupNode.shared;return n?(i=r.get(s),void 0===i&&(i=new sN(e,s,this.bindingsIndexes[e].group,s),r.set(s,i))):i=new sN(e,s,this.bindingsIndexes[e].group,s),i}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of si)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${FN(n.r)}, ${FN(n.g)}, ${FN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new nN(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=ks(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return LN.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,un(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 nN("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 hN(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 aN(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 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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 uN(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 lN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return 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this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${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 "${t.type}" is not compatible.`),e=new Yp),e.build(this)}else this.addFlow("compute",e);for(const e of ri){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of si){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=BN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new vN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new NN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new SN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new RN(e);else if("color"===t)s=new AN(e);else if("mat2"===t)s=new EN(e);else if("mat3"===t)s=new wN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new CN(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)}( ${e} )`)}getSignature(){return`// Three.js r${nt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===js(this.object).useVelocity}}class UN{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===Zs.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===Zs.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===Zs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Zs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Zs.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 IN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}IN.isNodeFunctionInput=!0;class ON extends J_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:a_(this.light),lightColor:e}}}const VN=new a,kN=new a;let GN=null;class zN extends J_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Ta(new r).setGroup(ya),this.halfWidth=Ta(new r).setGroup(ya),this.updateType=Zs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;kN.identity(),VN.copy(t.matrixWorld),VN.premultiply(r),kN.extractRotation(VN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(kN),this.halfHeight.value.applyMatrix4(kN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(GN.LTC_FLOAT_1),r=Pl(GN.LTC_FLOAT_2)):(t=Pl(GN.LTC_HALF_1),r=Pl(GN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:n_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){GN=e}}class $N extends J_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Ta(0).setGroup(ya),this.penumbraCosNode=Ta(0).setGroup(ya),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(0).setGroup(ya),this.colorNode=Ta(this.color).setGroup(ya)}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 uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=r_(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(a_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=ev({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=Pl(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 WN extends $N{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,yn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const HN=on(([e,t])=>{const r=e.abs().sub(t);return Bo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class qN extends $N{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=pn(0),r=this.penumbraCosNode,s=t_(this.light).mul(e.context.positionWorld||Ld);return dn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=HN(e.xy.sub(yn(.5)),yn(.5)),n=Pa(-1,Ma(1,Eo(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class jN extends J_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class XN extends J_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=s_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Ta(new e).setGroup(ya)}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=jd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class KN extends J_{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=Ol(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=Zv(jd,this.lightProbe);e.context.irradiance.addAssign(t)}}class YN{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 ZN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,JN=/[a-z_0-9]+/gi,eS="#pragma main";class tS 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(eS),r=-1!==t?e.slice(t+12):e,s=r.match(ZN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=JN.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 Yp),n.build(),o("TSL: "+e)}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 iN(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){iS[0]=e,iS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(iS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&nS.push(t.getCacheKey(!0)),i&&nS.push(i.getCacheKey()),n&&nS.push(n.getCacheKey()),nS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),nS.push(this.renderer.shadowMap.enabled?1:0),nS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Us(nS),this.callHashCache.set(iS,s),nS.length=0}return iS.length=0,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===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return gf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),cg(e)}}if(!0===r.isTexture)return Pl(r,Wl.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=mc("color","color",r).setGroup(ya),t=mc("density","float",r).setGroup(ya);return lT(e,oT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(ya),t=mc("near","float",r).setGroup(ya),s=mc("far","float",r).setGroup(ya);return lT(e,aT(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?hc(r):!0===r.isTexture?Pl(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 sS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?mx(e,_n(Wl,Vl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Wl).renderOutput(t.toneMapping,t.currentColorSpace);return sS.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 UN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const oS=new je;class uS{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 fS(i.framebufferWidth,i.framebufferHeight,{format:Re,type:Ge,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;TS(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 SS(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 RS(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 aS(this,r),this._animation=new Xf(this,this._nodes,this.info),this._attributes=new ay(r),this._background=new tN(this,this._nodes),this._geometries=new ly(this._attributes,this.info),this._textures=new Cy(this,r,this.info),this._pipelines=new fy(r,this._nodes),this._bindings=new yy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Jf(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Ny(this.lighting),this._bundles=new cS,this._renderContexts=new Ey,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:ES;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 uS),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=Ed,t.modelNormalViewMatrix=wd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Ed&&e.modelNormalViewMatrix===wd}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(CS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(CS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new uS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?BS:MS;t.isArrayCamera||(PS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(PS,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=wS.width,g.height=wS.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(LS.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)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=LS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=LS.copy(t).floor()}else t=LS.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?BS:MS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&LS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(PS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,LS.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?BS:MS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),LS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(PS)),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=ut;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=t.overrideMaterial.colorNode,d=t.overrideMaterial.depthNode,c=t.overrideMaterial.positionNode,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);e.side=null===i.shadowSide?i.side:i.shadowSide,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=ut,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);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}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 DS{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 US extends DS{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)+(ny-e%ny)%ny;var e}get buffer(){return this._buffer}update(){return!0}}class IS extends US{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let OS=0;class VS extends IS{constructor(e,t){super("UniformBuffer_"+OS++,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 kS extends IS{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 WS=0;class HS extends $S{constructor(e,t){super(e,t),this.id=WS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class qS extends HS{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 jS extends qS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class XS extends qS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const KS={bitcast_int_uint:new Xx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Xx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},YS={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"},QS={low:"lowp",medium:"mediump",high:"highp"},ZS={swizzleAssign:!0,storageBuffer:!1},JS={perspective:"smooth",linear:"noperspective"},eR={centroid:"centroid"},tR="\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 lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class rR extends DN{constructor(e,t){super(e,t,new rS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=KS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==KS[e]&&this._include(e),YS[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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?bt:xt;2===s?n=i?Nt:G:3===s?n=i?St:Rt:4===s&&(n=i?At:Re);const a={Float32Array:j,Uint8Array:Ge,Uint16Array:vt,Uint32Array:S,Int8Array:_t,Int16Array:Tt,Int32Array:R,Uint8ClampedArray:Ge},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=QS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=QS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${JS[s.interpolationType]||s.interpolationType} ${eR[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${JS[e.interpolationType]||e.interpolationType} ${eR[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=ZS[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)}ZS[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 qS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new jS(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new XS(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 VS(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 zS(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 sR=null,iR=null;class nR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Et.RENDER]:null,[Et.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:")?Et.COMPUTE:Et.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 sR=sR||new t,this.renderer.getDrawingBufferSize(sR)}setScissorTest(){}getClearColor(){const e=this.renderer;return iR=iR||new My,e.getClearColor(iR),iR.getRGB(iR),iR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:wt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${nt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let aR,oR,uR=0;class lR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class dR{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:uR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new lR(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 pR,gR,mR,fR=!1;class yR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===fR&&(this._init(),fR=!0)}_init(){const e=this.gl;pR={[Ir]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ur]:e.MIRRORED_REPEAT},gR={[w]:e.NEAREST,[Or]:e.NEAREST_MIPMAP_NEAREST,[st]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[rt]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},mR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[$r]:e.LEQUAL,[zr]:e.EQUAL,[Gr]:e.GEQUAL,[kr]:e.GREATER,[Vr]: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,pR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,pR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,pR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,gR[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,gR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,mR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==st&&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 bR(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 xR{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 TR{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 _R={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 vR{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 RR extends nR{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 xR(this),this.capabilities=new TR(this),this.attributeUtils=new dR(this),this.textureUtils=new yR(this),this.bufferRenderer=new vR(this),this.state=new cR(this),this.utils=new hR(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 SR(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){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(Et.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;e_R[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=Ay(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 AR="point-list",ER="line-list",wR="line-strip",CR="triangle-list",MR="triangle-strip",BR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},PR="never",LR="less",FR="equal",DR="less-equal",UR="greater",IR="not-equal",OR="greater-equal",VR="always",kR="store",GR="load",zR="clear",$R="ccw",WR="cw",HR="none",qR="back",jR="uint16",XR="uint32",KR="r8unorm",YR="r8snorm",QR="r8uint",ZR="r8sint",JR="r16uint",eA="r16sint",tA="r16float",rA="rg8unorm",sA="rg8snorm",iA="rg8uint",nA="rg8sint",aA="r32uint",oA="r32sint",uA="r32float",lA="rg16uint",dA="rg16sint",cA="rg16float",hA="rgba8unorm",pA="rgba8unorm-srgb",gA="rgba8snorm",mA="rgba8uint",fA="rgba8sint",yA="bgra8unorm",bA="bgra8unorm-srgb",xA="rgb9e5ufloat",TA="rgb10a2unorm",_A="rg11b10ufloat",vA="rg32uint",NA="rg32sint",SA="rg32float",RA="rgba16uint",AA="rgba16sint",EA="rgba16float",wA="rgba32uint",CA="rgba32sint",MA="rgba32float",BA="depth16unorm",PA="depth24plus",LA="depth24plus-stencil8",FA="depth32float",DA="depth32float-stencil8",UA="bc1-rgba-unorm",IA="bc1-rgba-unorm-srgb",OA="bc2-rgba-unorm",VA="bc2-rgba-unorm-srgb",kA="bc3-rgba-unorm",GA="bc3-rgba-unorm-srgb",zA="bc4-r-unorm",$A="bc4-r-snorm",WA="bc5-rg-unorm",HA="bc5-rg-snorm",qA="bc6h-rgb-ufloat",jA="bc6h-rgb-float",XA="bc7-rgba-unorm",KA="bc7-rgba-unorm-srgb",YA="etc2-rgb8unorm",QA="etc2-rgb8unorm-srgb",ZA="etc2-rgb8a1unorm",JA="etc2-rgb8a1unorm-srgb",eE="etc2-rgba8unorm",tE="etc2-rgba8unorm-srgb",rE="eac-r11unorm",sE="eac-r11snorm",iE="eac-rg11unorm",nE="eac-rg11snorm",aE="astc-4x4-unorm",oE="astc-4x4-unorm-srgb",uE="astc-5x4-unorm",lE="astc-5x4-unorm-srgb",dE="astc-5x5-unorm",cE="astc-5x5-unorm-srgb",hE="astc-6x5-unorm",pE="astc-6x5-unorm-srgb",gE="astc-6x6-unorm",mE="astc-6x6-unorm-srgb",fE="astc-8x5-unorm",yE="astc-8x5-unorm-srgb",bE="astc-8x6-unorm",xE="astc-8x6-unorm-srgb",TE="astc-8x8-unorm",_E="astc-8x8-unorm-srgb",vE="astc-10x5-unorm",NE="astc-10x5-unorm-srgb",SE="astc-10x6-unorm",RE="astc-10x6-unorm-srgb",AE="astc-10x8-unorm",EE="astc-10x8-unorm-srgb",wE="astc-10x10-unorm",CE="astc-10x10-unorm-srgb",ME="astc-12x10-unorm",BE="astc-12x10-unorm-srgb",PE="astc-12x12-unorm",LE="astc-12x12-unorm-srgb",FE="clamp-to-edge",DE="repeat",UE="mirror-repeat",IE="linear",OE="nearest",VE="zero",kE="one",GE="src",zE="one-minus-src",$E="src-alpha",WE="one-minus-src-alpha",HE="dst",qE="one-minus-dst",jE="dst-alpha",XE="one-minus-dst-alpha",KE="src-alpha-saturated",YE="constant",QE="one-minus-constant",ZE="add",JE="subtract",ew="reverse-subtract",tw="min",rw="max",sw=0,iw=15,nw="keep",aw="zero",ow="replace",uw="invert",lw="increment-clamp",dw="decrement-clamp",cw="increment-wrap",hw="decrement-wrap",pw="storage",gw="read-only-storage",mw="write-only",fw="read-only",yw="read-write",bw="non-filtering",xw="comparison",Tw="float",_w="unfilterable-float",vw="depth",Nw="sint",Sw="uint",Rw="2d",Aw="3d",Ew="2d",ww="2d-array",Cw="cube",Mw="3d",Bw="all",Pw="vertex",Lw="instance",Fw={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"},Dw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Uw extends $S{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 Iw extends US{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Ow=0;class Vw extends Iw{constructor(e,t){super("StorageBuffer_"+Ow++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ei.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class kw extends ey{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:IE}),this.flipYSampler=e.createSampler({minFilter:OE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:MR,stripIndexFormat:XR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:MR,stripIndexFormat:XR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Ew,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Ew,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:zR,storeOp:kR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Ew,baseArrayLayer:r});const a=[];for(let o=1;o0)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 kw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_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,qw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,jw={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 Xw extends QN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Hw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=qw.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 Kw extends YN{parseFunction(e){return new Xw(e)}}const Yw={[ei.READ_ONLY]:"read",[ei.WRITE_ONLY]:"write",[ei.READ_WRITE]:"read_write"},Qw={[Ir]:"repeat",[xe]:"clamp",[Ur]:"mirror"},Zw={vertex:BR.VERTEX,fragment:BR.FRAGMENT,compute:BR.COMPUTE},Jw={instance:!0,swizzleAssign:!1,storageBuffer:!0},eC={"^^":"tsl_xor"},tC={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"},rC={},sC={tsl_xor:new Xx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Xx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Xx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Xx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Xx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Xx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Xx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Xx("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 Xx("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 Xx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Xx("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 Xx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Xx("\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")},iC={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 nC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(nC+="diagnostic( off, derivative_uniformity );\n");class aC extends DN{constructor(e,t){super(e,t,new Kw),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=rC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(sC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(sC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ur?(s.push(sC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",rC[t]=r=new Xx(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 Ru(new hl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Ru(new hl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Ru(new hl("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"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";return i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`),r=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}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=eC[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."),ei.READ_WRITE):ei.READ_ONLY:e.access}getStorageAccess(e,t){return Yw[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 XS(i.name,i.node,o,n):new qS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new jS(i.name,i.node,o,n):"texture3D"===t&&(s=new XS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Zw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Uw(`${i.name}_sampler`,i.node,o);e.setVisibility(Zw[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?VS:Vw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Zw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new zS(u,o),e.setVisibility(Zw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|Zw[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=Ww(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}, ${e} )`}getType(e){return tC[e]||e}isAvailable(e){let t=Jw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Jw[e]=t),t}_getWGSLMethod(e){return void 0!==sC[e]&&this._include(e),iC[e]}_include(e){const t=sC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${nC}\n\n// structs\n${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 oC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=LA:e.depth&&(t=PA),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?AR:e.isLineSegments||e.isMesh&&!0===t.wireframe?ER:e.isLine?wR:e.isMesh?CR: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===Ge)return yA;if(e===be)return EA;throw new Error("Unsupported output buffer type.")}}const uC=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&&uC.set(Float16Array,["float16"]);const lC=new Map([[it,["float16"]]]),dC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class cC{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=Bw;let o;o=t.isSampledCubeTexture?Cw:t.isSampledTexture3D?Mw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?ww:Ew,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&BR.COMPUTE&&(s.access===ei.READ_WRITE||s.access===ei.WRITE_ONLY)?e.type=pw:e.type=gw),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===ei.READ_WRITE?yw:t===ei.WRITE_ONLY?mw:fw,s.texture.isArrayTexture?e.viewDimension=ww:s.texture.is3DTexture&&(e.viewDimension=Mw),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=_w)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=_w:t.sampleType=vw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Nw:e===S?t.sampleType=Sw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Tw:t.sampleType=_w)}s.isSampledCubeTexture?t.viewDimension=Cw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=ww:s.isSampledTexture3D&&(t.viewDimension=Mw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=xw:t.type=bw),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 gC{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===ze&&!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===lt){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:ZE},r={srcFactor:i,dstFactor:n,operation:ZE}};if(e.premultipliedAlpha)switch(s){case ze:i(kE,WE,kE,WE);break;case Wt:i(kE,kE,kE,kE);break;case $t:i(VE,zE,VE,kE);break;case zt:i(HE,WE,VE,kE)}else switch(s){case ze:i($E,WE,kE,WE);break;case Wt:i($E,kE,kE,kE);break;case $t:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case zt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case dt:t=VE;break;case Ot:t=kE;break;case It:t=GE;break;case Lt:t=zE;break;case $e:t=$E;break;case We:t=WE;break;case Dt:t=HE;break;case Pt:t=qE;break;case Ft:t=jE;break;case Bt:t=XE;break;case Ut:t=KE;break;case 211:t=YE;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=PR;break;case ts:t=VR;break;case es:t=LR;break;case Jr:t=DR;break;case Zr:t=FR;break;case Qr:t=OR;break;case Yr:t=UR;break;case Kr:t=IR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=nw;break;case ls:t=aw;break;case us:t=ow;break;case os:t=uw;break;case as:t=lw;break;case ns:t=dw;break;case is:t=cw;break;case ss:t=hw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case He:t=ZE;break;case Mt:t=JE;break;case Ct:t=ew;break;case hs:t=tw;break;case cs:t=rw;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?jR:XR);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?WR:$R,s.cullMode=r.side===B?HR:qR,s}_getColorWriteMask(e){return!0===e.colorWrite?iw:sw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=VR;else{const r=e.depthFunc;switch(r){case Zt:t=PR;break;case Qt:t=VR;break;case Yt:t=LR;break;case Kt:t=DR;break;case Xt:t=FR;break;case jt:t=OR;break;case qt:t=UR;break;case Ht:t=IR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class mC extends NR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 fC extends nR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new oC(this),this.attributeUtils=new cC(this),this.bindingUtils=new pC(this),this.pipelineUtils=new gC(this),this.textureUtils=new $w(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Fw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Fw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${nt} 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:GR}),this.initTimestampQuery(Et.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 RR(e)));super(new t(e),e),this.library=new xC,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class _C extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class vC{constructor(e,t=Rn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Yp;r.name="PostProcessing",this._quadMesh=new $b(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();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.onAfterPostProcessing&&this._context.onAfterPostProcessing()}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={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=fl(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('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class NC 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 SC 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 RC 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 AC extends rx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class EC 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),pn()):new this.nodes[e]}}class wC 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 CC 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 EC;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 wC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t { } ); +/** + * Constructs a new height fog factor node. This fog factor requires a Y-up coordinate system. + * + * @tsl + * @function + * @param {Node} density - Defines the fog density. + * @param {Node} height - The height threshold in world space. Everything below this y-coordinate is affected by fog. + */ +const exponentialHeightFogFactor = Fn( ( [ density, height ], builder ) => { + + const viewZ = getViewZNode( builder ); + + const distance = height.sub( positionWorld.y ).max( 0 ).toConst(); + const m = distance.mul( viewZ ).toConst(); + + return density.mul( density, m, m ).negate().exp().oneMinus(); + +} ); + /** * This class can be used to configure a fog for the scene. * Nodes of this type are assigned to `Scene.fogNode`. @@ -47396,6 +47415,7 @@ var TSL = /*#__PURE__*/Object.freeze({ equirectUV: equirectUV, exp: exp, exp2: exp2, + exponentialHeightFogFactor: exponentialHeightFogFactor, expression: expression, faceDirection: faceDirection, faceForward: faceForward, diff --git a/build/three.webgpu.nodes.min.js b/build/three.webgpu.nodes.min.js index a4e5d168b1aebf..c18f525588b140 100644 --- a/build/three.webgpu.nodes.min.js +++ b/build/three.webgpu.nodes.min.js @@ -3,4 +3,4 @@ * Copyright 2010-2025 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 P,CubeTexture as L,CubeReflectionMapping as F,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,WebGLCubeRenderTarget 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,RenderTarget as Ne,LinearSRGBColorSpace as Se,RGBAFormat as Re,CubeUVReflectionMapping as Ae,BufferAttribute as Ee,MeshStandardMaterial as we,MeshPhysicalMaterial as Ce,MeshToonMaterial as Me,MeshMatcapMaterial as Be,SpriteMaterial as Pe,PointsMaterial as Le,ShadowMaterial as Fe,Uint32BufferAttribute as De,Uint16BufferAttribute as Ue,arrayNeedsUint32 as Ie,DepthStencilFormat as Oe,DepthFormat as Ve,UnsignedInt248Type as ke,UnsignedByteType as Ge,NormalBlending as ze,SrcAlphaFactor as $e,OneMinusSrcAlphaFactor as We,AddEquation as He,MaterialBlending as qe,Plane as je,Object3D as Xe,LinearMipMapLinearFilter as Ke,Float32BufferAttribute as Ye,UVMapping as Qe,VSMShadowMap as Ze,BasicShadowMap as Je,CubeDepthTexture as et,SphereGeometry as tt,LinearMipmapNearestFilter as rt,NearestMipmapLinearFilter as st,Float16BufferAttribute as it,REVISION as nt,ArrayCamera as at,PlaneGeometry as ot,FrontSide as ut,CustomBlending as lt,ZeroFactor as dt,CylinderGeometry as ct,Quaternion as ht,WebXRController as pt,RAD2DEG as gt,PCFShadowMap as mt,FrustumArray as ft,Frustum as yt,RedIntegerFormat as bt,RedFormat as xt,ShortType as Tt,ByteType as _t,UnsignedShortType as vt,RGIntegerFormat as Nt,RGBIntegerFormat as St,RGBFormat as Rt,RGBAIntegerFormat as At,TimestampQuery as Et,createCanvasElement as wt,ReverseSubtractEquation as Ct,SubtractEquation as Mt,OneMinusDstAlphaFactor as Bt,OneMinusDstColorFactor as Pt,OneMinusSrcColorFactor as Lt,DstAlphaFactor as Ft,DstColorFactor as Dt,SrcAlphaSaturateFactor as Ut,SrcColorFactor as It,OneFactor as Ot,CullFaceNone as Vt,CullFaceBack as kt,CullFaceFront as Gt,MultiplyBlending as zt,SubtractiveBlending as $t,AdditiveBlending as Wt,NotEqualDepth as Ht,GreaterDepth as qt,GreaterEqualDepth as jt,EqualDepth as Xt,LessEqualDepth as Kt,LessDepth as Yt,AlwaysDepth as Qt,NeverDepth as Zt,UnsignedShort4444Type as Jt,UnsignedShort5551Type as er,UnsignedInt5999Type as tr,UnsignedInt101111Type as rr,AlphaFormat as sr,RGB_S3TC_DXT1_Format as ir,RGBA_S3TC_DXT1_Format as nr,RGBA_S3TC_DXT3_Format as ar,RGBA_S3TC_DXT5_Format as or,RGB_PVRTC_4BPPV1_Format as ur,RGB_PVRTC_2BPPV1_Format as lr,RGBA_PVRTC_4BPPV1_Format as dr,RGBA_PVRTC_2BPPV1_Format as cr,RGB_ETC1_Format as hr,RGB_ETC2_Format as pr,RGBA_ETC2_EAC_Format as gr,R11_EAC_Format as mr,SIGNED_R11_EAC_Format as fr,SIGNED_RG11_EAC_Format as yr,RGBA_ASTC_4x4_Format as br,RGBA_ASTC_5x4_Format as xr,RGBA_ASTC_5x5_Format as Tr,RGBA_ASTC_6x5_Format as _r,RGBA_ASTC_6x6_Format as vr,RGBA_ASTC_8x5_Format as Nr,RGBA_ASTC_8x6_Format as Sr,RGBA_ASTC_8x8_Format as Rr,RGBA_ASTC_10x5_Format as Ar,RGBA_ASTC_10x6_Format as Er,RGBA_ASTC_10x8_Format as wr,RGBA_ASTC_10x10_Format as Cr,RGBA_ASTC_12x10_Format as Mr,RGBA_ASTC_12x12_Format as Br,RGBA_BPTC_Format as Pr,RED_RGTC1_Format as Lr,SIGNED_RED_RGTC1_Format as Fr,SIGNED_RED_GREEN_RGTC2_Format as Dr,MirroredRepeatWrapping as Ur,RepeatWrapping as Ir,NearestMipmapNearestFilter as Or,NotEqualCompare as Vr,GreaterCompare as kr,GreaterEqualCompare as Gr,EqualCompare as zr,LessEqualCompare 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,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,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,PCFSoftShadowMap,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"],Ps=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>>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 Ds=e=>Fs(e),Us=e=>Fs(e),Is=(...e)=>Fs(e),Os=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Vs=new WeakMap;function ks(e){return Os.get(e)}function Gs(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 zs(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)}function $s(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Hs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function qs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Ks(u[0]):null}function js(e){let t=Vs.get(e);return void 0===t&&(t={},Vs.set(e,t)),t}function Xs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ys=Object.freeze({__proto__:null,arrayBufferToBase64:Xs,base64ToArrayBuffer:Ks,getAlignmentFromType:Ws,getDataFromObject:js,getLengthFromType:zs,getMemoryLengthFromType:$s,getTypeFromLength:ks,getTypedArrayFromType:Gs,getValueFromType:qs,getValueType:Hs,hash:Is,hashArray:Us,hashString:Ds});const Qs={VERTEX:"vertex",FRAGMENT:"fragment"},Zs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Js={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ei={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ti=["fragment","vertex"],ri=["setup","analyze","generate"],si=[...ti,"compute"],ii=["x","y","z","w"],ni={analyze:"setup",generate:"analyze"};let ai=0;class oi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Zs.NONE,this.updateBeforeType=Zs.NONE,this.updateAfterType=Zs.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:ai++})}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,Zs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Zs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Zs.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}}class ui extends oi{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)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class li extends oi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class di extends oi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class ci extends di{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const hi=ii.join("");class pi extends oi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ii.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===hi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${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 gi extends di{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("");oi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ti?Ti.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=_i.get("assign");return this.addToStack(t(...e))}},oi.prototype.toVarIntent=function(){return this},oi.prototype.get=function(e){return new xi(this,e)};const Si={};function Ri(e,t,r){Si[e]=Si[t]=Si[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new pi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();oi.prototype["set"+s]=oi.prototype["set"+i]=oi.prototype["set"+n]=function(t){const r=Ni(e);return new gi(this,r,Qi(t))},oi.prototype["flip"+s]=oi.prototype["flip"+i]=oi.prototype["flip"+n]=function(){const t=Ni(e);return new mi(this,t)}}const Ai=["x","y","z","w"],Ei=["r","g","b","a"],wi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ai[e],r=Ei[e],s=wi[e];Ri(t,r,s);for(let i=0;i<4;i++){t=Ai[e]+Ai[i],r=Ei[e]+Ei[i],s=wi[e]+wi[i],Ri(t,r,s);for(let n=0;n<4;n++){t=Ai[e]+Ai[i]+Ai[n],r=Ei[e]+Ei[i]+Ei[n],s=wi[e]+wi[i]+wi[n],Ri(t,r,s);for(let a=0;a<4;a++)t=Ai[e]+Ai[i]+Ai[n]+Ai[a],r=Ei[e]+Ei[i]+Ei[n]+Ei[a],s=wi[e]+wi[i]+wi[n]+wi[a],Ri(t,r,s)}}}for(let e=0;e<32;e++)Si[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ui(this,new bi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};Object.defineProperties(oi.prototype,Si);const Ci=new WeakMap,Mi=function(e,t=null){for(const r in e)e[r]=Qi(e[r],t);return e},Bi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...en(d(t)))):null!==r?(r=Qi(r),n=(...s)=>i(new e(t,...en(d(s)),r))):n=(...r)=>i(new e(t,...en(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},Li=function(e,...t){return new e(...en(t))};class Fi extends oi{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=Ci.get(e.constructor);void 0===s&&(s=new WeakMap,Ci.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Qi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Ji(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Qi(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 Ji(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 Qi(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 oi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Qi(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=Qi(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 Di extends oi{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 Fi(this,e)}setup(){return this.call()}}const Ui=[!1,!0],Ii=[0,1,2,3],Oi=[-1,-2],Vi=[.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],ki=new Map;for(const e of Ui)ki.set(e,new bi(e));const Gi=new Map;for(const e of Ii)Gi.set(e,new bi(e,"uint"));const zi=new Map([...Gi].map(e=>new bi(e.value,"int")));for(const e of Oi)zi.set(e,new bi(e,"int"));const $i=new Map([...zi].map(e=>new bi(e.value)));for(const e of Vi)$i.set(e,new bi(e));for(const e of Vi)$i.set(-e,new bi(-e));const Wi={bool:ki,uint:Gi,ints:zi,float:$i},Hi=new Map([...ki,...$i]),qi=(e,t)=>Hi.has(e)?Hi.get(e):!0===e.isNode?e:new bi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),new bi(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=[qs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Zi(t.get(r[0]));if(1===r.length){const t=qi(r[0],e);return t.nodeType===e?Zi(t):Zi(new li(t,e))}const s=r.map(e=>qi(e));return Zi(new ci(s,e))}},Xi=e=>"object"==typeof e&&null!==e?e.value:e,Ki=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Yi(e,t){return new Di(e,t)}const Qi=(e,t=null)=>function(e,t=null){const r=Hs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Qi(qi(e,t)):"shader"===r?e.isFn?e:on(e):e}(e,t),Zi=(e,t=null)=>Qi(e,t).toVarIntent(),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null)=>new Bi(e,t),tn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),rn=(e,...t)=>new Li(e,...t),sn=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let nn=0;class an extends oi{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."),t=null)),this.shaderNode=new Yi(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"+nn++,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 )".'),e.generateConst(t)}}function on(e,t=null){const r=new an(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 un=e=>{Ti=e},ln=()=>Ti,dn=(...e)=>Ti.If(...e);function cn(e){return Ti&&Ti.addToStack(e),e}vi("toStack",cn);const hn=new ji("color"),pn=new ji("float",Wi.float),gn=new ji("int",Wi.ints),mn=new ji("uint",Wi.uint),fn=new ji("bool",Wi.bool),yn=new ji("vec2"),bn=new ji("ivec2"),xn=new ji("uvec2"),Tn=new ji("bvec2"),_n=new ji("vec3"),vn=new ji("ivec3"),Nn=new ji("uvec3"),Sn=new ji("bvec3"),Rn=new ji("vec4"),An=new ji("ivec4"),En=new ji("uvec4"),wn=new ji("bvec4"),Cn=new ji("mat2"),Mn=new ji("mat3"),Bn=new ji("mat4");vi("toColor",hn),vi("toFloat",pn),vi("toInt",gn),vi("toUint",mn),vi("toBool",fn),vi("toVec2",yn),vi("toIVec2",bn),vi("toUVec2",xn),vi("toBVec2",Tn),vi("toVec3",_n),vi("toIVec3",vn),vi("toUVec3",Nn),vi("toBVec3",Sn),vi("toVec4",Rn),vi("toIVec4",An),vi("toUVec4",En),vi("toBVec4",wn),vi("toMat2",Cn),vi("toMat3",Mn),vi("toMat4",Bn);const Pn=tn(ui).setParameterLength(2),Ln=(e,t)=>Qi(new li(Qi(e),t));vi("element",Pn),vi("convert",Ln);vi("append",e=>(d("TSL: .append() has been renamed to .toStack()."),cn(e)));class Fn extends oi{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 Ds(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 Dn=(e,t)=>new Fn(e,t),Un=(e,t)=>new Fn(e,t,!0),In=rn(Fn,"vec4","DiffuseColor"),On=rn(Fn,"vec3","DiffuseContribution"),Vn=rn(Fn,"vec3","EmissiveColor"),kn=rn(Fn,"float","Roughness"),Gn=rn(Fn,"float","Metalness"),zn=rn(Fn,"float","Clearcoat"),$n=rn(Fn,"float","ClearcoatRoughness"),Wn=rn(Fn,"vec3","Sheen"),Hn=rn(Fn,"float","SheenRoughness"),qn=rn(Fn,"float","Iridescence"),jn=rn(Fn,"float","IridescenceIOR"),Xn=rn(Fn,"float","IridescenceThickness"),Kn=rn(Fn,"float","AlphaT"),Yn=rn(Fn,"float","Anisotropy"),Qn=rn(Fn,"vec3","AnisotropyT"),Zn=rn(Fn,"vec3","AnisotropyB"),Jn=rn(Fn,"color","SpecularColor"),ea=rn(Fn,"color","SpecularColorBlended"),ta=rn(Fn,"float","SpecularF90"),ra=rn(Fn,"float","Shininess"),sa=rn(Fn,"vec4","Output"),ia=rn(Fn,"float","dashSize"),na=rn(Fn,"float","gapSize"),aa=rn(Fn,"float","pointWidth"),oa=rn(Fn,"float","IOR"),ua=rn(Fn,"float","Transmission"),la=rn(Fn,"float","Thickness"),da=rn(Fn,"float","AttenuationDistance"),ca=rn(Fn,"color","AttenuationColor"),ha=rn(Fn,"float","Dispersion");class pa extends oi{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 ga=e=>new pa(e),ma=(e,t=0)=>new pa(e,!0,t),fa=ma("frame"),ya=ma("render"),ba=ga("object");class xa extends fi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ba}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),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} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Ta=(e,t)=>{const r=Ki(t||e);if(r===e&&(e=qs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new xa(e,r)};class _a extends di{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const va=(...e)=>{let t;if(1===e.length){const r=e[0];t=new _a(null,r.length,r)}else{const r=e[0],s=e[1];t=new _a(r,s)}return Qi(t)};vi("toArray",(e,t)=>va(Array(t).fill(e)));class Na extends di{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ii.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?en(t):Ji(t[0]),new Ra(Qi(e),t));vi("call",Aa);const Ea={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class wa extends di{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new wa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${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} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ca=sn(wa,"+").setParameterLength(2,1/0).setName("add"),Ma=sn(wa,"-").setParameterLength(2,1/0).setName("sub"),Ba=sn(wa,"*").setParameterLength(2,1/0).setName("mul"),Pa=sn(wa,"/").setParameterLength(2,1/0).setName("div"),La=sn(wa,"%").setParameterLength(2).setName("mod"),Fa=sn(wa,"==").setParameterLength(2).setName("equal"),Da=sn(wa,"!=").setParameterLength(2).setName("notEqual"),Ua=sn(wa,"<").setParameterLength(2).setName("lessThan"),Ia=sn(wa,">").setParameterLength(2).setName("greaterThan"),Oa=sn(wa,"<=").setParameterLength(2).setName("lessThanEqual"),Va=sn(wa,">=").setParameterLength(2).setName("greaterThanEqual"),ka=sn(wa,"&&").setParameterLength(2,1/0).setName("and"),Ga=sn(wa,"||").setParameterLength(2,1/0).setName("or"),za=sn(wa,"!").setParameterLength(1).setName("not"),$a=sn(wa,"^^").setParameterLength(2).setName("xor"),Wa=sn(wa,"&").setParameterLength(2).setName("bitAnd"),Ha=sn(wa,"~").setParameterLength(1).setName("bitNot"),qa=sn(wa,"|").setParameterLength(2).setName("bitOr"),ja=sn(wa,"^").setParameterLength(2).setName("bitXor"),Xa=sn(wa,"<<").setParameterLength(2).setName("shiftLeft"),Ka=sn(wa,">>").setParameterLength(2).setName("shiftRight"),Ya=on(([e])=>(e.addAssign(1),e)),Qa=on(([e])=>(e.subAssign(1),e)),Za=on(([e])=>{const t=gn(e).toConst();return e.addAssign(1),t}),Ja=on(([e])=>{const t=gn(e).toConst();return e.subAssign(1),t});vi("add",Ca),vi("sub",Ma),vi("mul",Ba),vi("div",Pa),vi("mod",La),vi("equal",Fa),vi("notEqual",Da),vi("lessThan",Ua),vi("greaterThan",Ia),vi("lessThanEqual",Oa),vi("greaterThanEqual",Va),vi("and",ka),vi("or",Ga),vi("not",za),vi("xor",$a),vi("bitAnd",Wa),vi("bitNot",Ha),vi("bitOr",qa),vi("bitXor",ja),vi("shiftLeft",Xa),vi("shiftRight",Ka),vi("incrementBefore",Ya),vi("decrementBefore",Qa),vi("increment",Za),vi("decrement",Ja);const eo=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(gn(e),gn(t)));vi("modInt",eo);class to extends di{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===to.MAX||e===to.MIN)&&arguments.length>3){let i=new to(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===to.LENGTH||t===to.DISTANCE||t===to.DOT?"float":t===to.CROSS?"vec3":t===to.ALL||t===to.ANY?"bool":t===to.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===to.ONE_MINUS)i=Ma(1,t);else if(s===to.RECIPROCAL)i=Pa(1,t);else if(s===to.DIFFERENCE)i=Co(Ma(t,r));else if(s===to.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Rn(_n(n),0):s=Rn(_n(s),0);const a=Ba(s,n).xyz;i=_o(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===to.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===to.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===to.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==to.MIN&&r!==to.MAX?r===to.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===to.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===to.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==to.DFDX&&r!==to.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${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}}to.ALL="all",to.ANY="any",to.RADIANS="radians",to.DEGREES="degrees",to.EXP="exp",to.EXP2="exp2",to.LOG="log",to.LOG2="log2",to.SQRT="sqrt",to.INVERSE_SQRT="inversesqrt",to.FLOOR="floor",to.CEIL="ceil",to.NORMALIZE="normalize",to.FRACT="fract",to.SIN="sin",to.COS="cos",to.TAN="tan",to.ASIN="asin",to.ACOS="acos",to.ATAN="atan",to.ABS="abs",to.SIGN="sign",to.LENGTH="length",to.NEGATE="negate",to.ONE_MINUS="oneMinus",to.DFDX="dFdx",to.DFDY="dFdy",to.ROUND="round",to.RECIPROCAL="reciprocal",to.TRUNC="trunc",to.FWIDTH="fwidth",to.TRANSPOSE="transpose",to.DETERMINANT="determinant",to.INVERSE="inverse",to.EQUALS="equals",to.MIN="min",to.MAX="max",to.STEP="step",to.REFLECT="reflect",to.DISTANCE="distance",to.DIFFERENCE="difference",to.DOT="dot",to.CROSS="cross",to.POW="pow",to.TRANSFORM_DIRECTION="transformDirection",to.MIX="mix",to.CLAMP="clamp",to.REFRACT="refract",to.SMOOTHSTEP="smoothstep",to.FACEFORWARD="faceforward";const ro=pn(1e-6),so=pn(1e6),io=pn(Math.PI),no=pn(2*Math.PI),ao=pn(2*Math.PI),oo=pn(.5*Math.PI),uo=sn(to,to.ALL).setParameterLength(1),lo=sn(to,to.ANY).setParameterLength(1),co=sn(to,to.RADIANS).setParameterLength(1),ho=sn(to,to.DEGREES).setParameterLength(1),po=sn(to,to.EXP).setParameterLength(1),go=sn(to,to.EXP2).setParameterLength(1),mo=sn(to,to.LOG).setParameterLength(1),fo=sn(to,to.LOG2).setParameterLength(1),yo=sn(to,to.SQRT).setParameterLength(1),bo=sn(to,to.INVERSE_SQRT).setParameterLength(1),xo=sn(to,to.FLOOR).setParameterLength(1),To=sn(to,to.CEIL).setParameterLength(1),_o=sn(to,to.NORMALIZE).setParameterLength(1),vo=sn(to,to.FRACT).setParameterLength(1),No=sn(to,to.SIN).setParameterLength(1),So=sn(to,to.COS).setParameterLength(1),Ro=sn(to,to.TAN).setParameterLength(1),Ao=sn(to,to.ASIN).setParameterLength(1),Eo=sn(to,to.ACOS).setParameterLength(1),wo=sn(to,to.ATAN).setParameterLength(1,2),Co=sn(to,to.ABS).setParameterLength(1),Mo=sn(to,to.SIGN).setParameterLength(1),Bo=sn(to,to.LENGTH).setParameterLength(1),Po=sn(to,to.NEGATE).setParameterLength(1),Lo=sn(to,to.ONE_MINUS).setParameterLength(1),Fo=sn(to,to.DFDX).setParameterLength(1),Do=sn(to,to.DFDY).setParameterLength(1),Uo=sn(to,to.ROUND).setParameterLength(1),Io=sn(to,to.RECIPROCAL).setParameterLength(1),Oo=sn(to,to.TRUNC).setParameterLength(1),Vo=sn(to,to.FWIDTH).setParameterLength(1),ko=sn(to,to.TRANSPOSE).setParameterLength(1),Go=sn(to,to.DETERMINANT).setParameterLength(1),zo=sn(to,to.INVERSE).setParameterLength(1),$o=sn(to,to.MIN).setParameterLength(2,1/0),Wo=sn(to,to.MAX).setParameterLength(2,1/0),Ho=sn(to,to.STEP).setParameterLength(2),qo=sn(to,to.REFLECT).setParameterLength(2),jo=sn(to,to.DISTANCE).setParameterLength(2),Xo=sn(to,to.DIFFERENCE).setParameterLength(2),Ko=sn(to,to.DOT).setParameterLength(2),Yo=sn(to,to.CROSS).setParameterLength(2),Qo=sn(to,to.POW).setParameterLength(2),Zo=e=>Ba(e,e),Jo=e=>Ba(e,e,e),eu=e=>Ba(e,e,e,e),tu=sn(to,to.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ba(Mo(e),Qo(Co(e),1/3)),su=e=>Ko(e,e),iu=sn(to,to.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Qi(new to(to.CLAMP,Qi(e),Qi(t),Qi(r))),au=e=>nu(e),ou=sn(to,to.REFRACT).setParameterLength(3),uu=sn(to,to.SMOOTHSTEP).setParameterLength(3),lu=sn(to,to.FACEFORWARD).setParameterLength(3),du=on(([e])=>{const t=Ko(e.xy,yn(12.9898,78.233)),r=La(t,io);return vo(No(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=lu,mu=bo;vi("all",uo),vi("any",lo),vi("radians",co),vi("degrees",ho),vi("exp",po),vi("exp2",go),vi("log",mo),vi("log2",fo),vi("sqrt",yo),vi("inverseSqrt",bo),vi("floor",xo),vi("ceil",To),vi("normalize",_o),vi("fract",vo),vi("sin",No),vi("cos",So),vi("tan",Ro),vi("asin",Ao),vi("acos",Eo),vi("atan",wo),vi("abs",Co),vi("sign",Mo),vi("length",Bo),vi("lengthSq",su),vi("negate",Po),vi("oneMinus",Lo),vi("dFdx",Fo),vi("dFdy",Do),vi("round",Uo),vi("reciprocal",Io),vi("trunc",Oo),vi("fwidth",Vo),vi("min",$o),vi("max",Wo),vi("step",pu),vi("reflect",qo),vi("distance",jo),vi("dot",Ko),vi("cross",Yo),vi("pow",Qo),vi("pow2",Zo),vi("pow3",Jo),vi("pow4",eu),vi("transformDirection",tu),vi("mix",cu),vi("clamp",nu),vi("refract",ou),vi("smoothstep",hu),vi("faceForward",lu),vi("difference",Xo),vi("saturate",au),vi("cbrt",ru),vi("transpose",ko),vi("determinant",Go),vi("inverse",zo),vi("rand",du);class fu extends oi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Dn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${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."),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."),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 yu=tn(fu).setParameterLength(2,3);vi("select",yu);class bu extends oi{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 xu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new bu(r,t)},Tu=e=>xu(e,{uniformFlow:!0}),_u=(e,t)=>xu(e,{nodeName:t});function vu(e,t,r=null){return xu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Nu(e,t=null){return xu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Su(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),_u(e,t)}vi("context",xu),vi("label",Su),vi("uniformFlow",Tu),vi("setName",_u),vi("builtinShadowContext",(e,t,r)=>vu(t,r,e)),vi("builtinAOContext",(e,t)=>Nu(t,e));class Ru extends oi{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.');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 Au=tn(Ru),Eu=(e,t=null)=>Au(e,t).toStack(),wu=(e,t=null)=>Au(e,t,!0).toStack(),Cu=e=>Au(e).setIntent(!0).toStack();vi("toVar",Eu),vi("toConst",wu),vi("toVarIntent",Cu);class Mu extends oi{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 Bu=(e,t,r=null)=>Qi(new Mu(Qi(e),t,r));class Pu extends oi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,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=Bu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.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,Qs.VERTEX);e.flowNodeFromShaderStage(Qs.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Lu=tn(Pu).setParameterLength(1,2),Fu=e=>Lu(e);vi("toVarying",Lu),vi("toVertexStage",Fu);const Du=on(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=on(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Iu="WorkingColorSpace";class Ou extends di{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===Iu?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=Rn(Du(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Rn(Mn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Rn(Uu(i.rgb),i.a)),i):i}}const Vu=(e,t)=>Qi(new Ou(Qi(e),Iu,t)),ku=(e,t)=>Qi(new Ou(Qi(e),t,Iu));vi("workingToColorSpace",Vu),vi("colorSpaceToWorking",ku);let Gu=class extends ui{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 zu extends oi{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=Zs.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Gu(this,Qi(e))}setNodeType(e){const t=Ta(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 $u(e,t,r);class Hu extends di{static get type(){return"ToneMappingNode"}constructor(e,t=ju,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(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=Rn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Qi(new Hu(e,Qi(t),Qi(r))),ju=Wu("toneMappingExposure","float");vi("toneMapping",(e,t,r)=>qu(t,r,e));const Xu=new WeakMap;function Ku(e,t){let r=Xu.get(e);return void 0===r&&(r=new b(e,t),Xu.set(e,r)),r}class Yu extends fi{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?Ku(s.array,i):Ku(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=Lu(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 Qu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Mn(new Yu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Bn(new Yu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Yu(e,t,r,s).setUsage(i)}const Zu=(e,t=null,r=0,s=0)=>Qu(e,t,r,s),Ju=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,f,!0),el=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,x,!0);vi("toAttribute",e=>Zu(e.value));class tl extends oi{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=Zs.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.'),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 rl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;erl(e,r).setCount(t);vi("compute",sl),vi("computeKernel",rl);class il extends oi{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 nl=e=>new il(Qi(e));function al(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),nl(e).setParent(t)}vi("cache",al),vi("isolate",nl);class ol extends oi{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 ul=tn(ol).setParameterLength(2);vi("bypass",ul);class ll extends oi{static get type(){return"RemapNode"}constructor(e,t,r,s=pn(0),i=pn(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 dl=tn(ll,null,null,{doClamp:!1}).setParameterLength(3,5),cl=tn(ll).setParameterLength(3,5);vi("remap",dl),vi("remapClamp",cl);class hl extends oi{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 pl=tn(hl).setParameterLength(1,2),gl=e=>(e?yu(e,pl("discard")):pl("discard")).toStack();vi("discard",gl);class ml extends di{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 fl=(e,t=null,r=null)=>Qi(new ml(Qi(e),t,r));vi("renderOutput",fl);class yl extends di{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 bl=(e,t=null)=>Qi(new yl(Qi(e),t)).toStack();vi("debug",bl);class xl{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 Tl extends oi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Zs.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!==xl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function _l(e,t="",r=null){return(e=Qi(e)).before(new Tl(e,t,r))}vi("toInspector",_l);class vl extends oi{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 Lu(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 Nl=(e,t=null)=>new vl(e,t),Sl=(e=0)=>Nl("uv"+(e>0?e:""),"vec2");class Rl extends oi{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 Al=tn(Rl).setParameterLength(1,2);class El extends xa{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Zs.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 wl=tn(El).setParameterLength(1),Cl=new N;class Ml extends xa{static get type(){return"TextureNode"}constructor(e=Cl,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=Zs.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 Sl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Ta(this.value.matrix)),this._matrixUniform.mul(_n(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Ta(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(gn(Al(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 Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=on(()=>{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?Zs.OBJECT:Zs.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=Ho(pl(x,"float"),pl(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=ku(pl(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=Qi(e),t.referenceNode=this.getBase(),Qi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Qi(e).mul(wl(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),Qi(t)}level(e){const t=this.clone();return t.levelNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}size(e){return Al(this,e)}bias(e){const t=this.clone();return t.biasNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Qi(e),Qi(t)],r.referenceNode=this.getBase(),Qi(r)}depth(e){const t=this.clone();return t.depthNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}offset(e){const t=this.clone();return t.offsetNode=Qi(e),t.referenceNode=this.getBase(),Qi(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 Bl=tn(Ml).setParameterLength(1,4).setName("texture"),Pl=(e=Cl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Qi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=Bl(e,t,r,s),i},Ll=(...e)=>Pl(...e).setSampler(!1);class Fl extends xa{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 Dl=(e,t,r)=>new Fl(e,t,r);class Ul extends ui{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 Il extends Fl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Hs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Zs.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 Il(e,t);const Vl=tn(class extends oi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let kl,Gl;class zl extends oi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===zl.DPR?"float":this.scope===zl.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Zs.NONE;return this.scope!==zl.SIZE&&this.scope!==zl.VIEWPORT&&this.scope!==zl.DPR||(e=Zs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===zl.VIEWPORT?null!==t?Gl.copy(t.viewport):(e.getViewport(Gl),Gl.multiplyScalar(e.getPixelRatio())):this.scope===zl.DPR?this._output.value=e.getPixelRatio():null!==t?(kl.width=t.width,kl.height=t.height):e.getDrawingBufferSize(kl)}setup(){const e=this.scope;let r=null;return r=e===zl.SIZE?Ta(kl||(kl=new t)):e===zl.VIEWPORT?Ta(Gl||(Gl=new s)):e===zl.DPR?Ta(1):yn(ql.div(Hl)),this._output=r,r}generate(e){if(this.scope===zl.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Hl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}zl.COORDINATE="coordinate",zl.VIEWPORT="viewport",zl.SIZE="size",zl.UV="uv",zl.DPR="dpr";const $l=rn(zl,zl.DPR),Wl=rn(zl,zl.UV),Hl=rn(zl,zl.SIZE),ql=rn(zl,zl.COORDINATE),jl=rn(zl,zl.VIEWPORT),Xl=jl.zw,Kl=ql.sub(jl.xy),Yl=Kl.div(Xl),Ql=on(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),Hl),"vec2").once()(),Zl=Ta(0,"uint").setName("u_cameraIndex").setGroup(ma("cameraIndex")).toVarying("v_cameraIndex"),Jl=Ta("float").setName("cameraNear").setGroup(ya).onRenderUpdate(({camera:e})=>e.near),ed=Ta("float").setName("cameraFar").setGroup(ya).onRenderUpdate(({camera:e})=>e.far),td=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Ol(r).setGroup(ya).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrix")}else t=Ta("mat4").setName("cameraProjectionMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),rd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Ol(r).setGroup(ya).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrixInverse")}else t=Ta("mat4").setName("cameraProjectionMatrixInverse").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),sd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Ol(r).setGroup(ya).setName("cameraViewMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraViewMatrix")}else t=Ta("mat4").setName("cameraViewMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),id=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Ol(r).setGroup(ya).setName("cameraWorldMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraWorldMatrix")}else t=Ta("mat4").setName("cameraWorldMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),nd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Ol(r).setGroup(ya).setName("cameraNormalMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraNormalMatrix")}else t=Ta("mat3").setName("cameraNormalMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),ad=on(({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()(),od=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Ol(r,"vec4").setGroup(ya).setName("cameraViewports").element(Zl).toConst("cameraViewport")}else t=Rn(0,0,Hl.x,Hl.y).toConst("cameraViewport");return t}).once()(),ud=new C;class ld extends oi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Zs.OBJECT,this.uniformNode=new xa(null)}getNodeType(){const e=this.scope;return e===ld.WORLD_MATRIX?"mat4":e===ld.POSITION||e===ld.VIEW_POSITION||e===ld.DIRECTION||e===ld.SCALE?"vec3":e===ld.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===ld.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===ld.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===ld.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===ld.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===ld.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===ld.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ud.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ud.radius}}generate(e){const t=this.scope;return t===ld.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===ld.POSITION||t===ld.VIEW_POSITION||t===ld.DIRECTION||t===ld.SCALE?this.uniformNode.nodeType="vec3":t===ld.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}}ld.WORLD_MATRIX="worldMatrix",ld.POSITION="position",ld.SCALE="scale",ld.VIEW_POSITION="viewPosition",ld.DIRECTION="direction",ld.RADIUS="radius";const dd=tn(ld,ld.DIRECTION).setParameterLength(1),cd=tn(ld,ld.WORLD_MATRIX).setParameterLength(1),hd=tn(ld,ld.POSITION).setParameterLength(1),pd=tn(ld,ld.SCALE).setParameterLength(1),gd=tn(ld,ld.VIEW_POSITION).setParameterLength(1),md=tn(ld,ld.RADIUS).setParameterLength(1);class fd extends ld{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const yd=rn(fd,fd.DIRECTION),bd=rn(fd,fd.WORLD_MATRIX),xd=rn(fd,fd.POSITION),Td=rn(fd,fd.SCALE),_d=rn(fd,fd.VIEW_POSITION),vd=rn(fd,fd.RADIUS),Nd=Ta(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Sd=Ta(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Rd=on(e=>e.context.modelViewMatrix||Ad).once()().toVar("modelViewMatrix"),Ad=sd.mul(bd),Ed=on(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Ta("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),wd=on(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Ta("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Cd=on(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Rn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Md=Nl("position","vec3"),Bd=Md.toVarying("positionLocal"),Pd=Md.toVarying("positionPrevious"),Ld=on(e=>"fragment"===e.shaderStage&&e.material.vertexNode?id.mul(Dd).xyz.toVar("positionWorld"):bd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=on(()=>Bd.transformDirection(bd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=on(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=rd.mul(Cd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION"])(),Ud=on(e=>{let t;return t=e.camera.isOrthographicCamera?_n(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Id extends oi{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 Od=rn(Id),Vd=pn(Od).mul(2).sub(1),kd=on(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(Vd)),e}),Gd=Nl("normal","vec3"),zd=on(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),_n(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=on(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=on(e=>{let t=Wd.transformDirection(sd);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),qd=on(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),jd=qd.transformDirection(sd).toVar("normalWorld"),Xd=on(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?qd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=on(([e,t=bd])=>{const r=Mn(t),s=e.div(_n(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=on(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Nd.mul(e);return sd.transformDirection(s)}),Qd=on(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),qd)).once(["NORMAL","VERTEX"])(),Zd=on(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),jd)).once(["NORMAL","VERTEX"])(),Jd=on(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new P,tc=new a,rc=Ta(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=Ta(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=Ta(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?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Ud.negate().reflect(qd),ac=Ud.negate().refract(qd,rc),oc=nc.transformDirection(sd).toVar("reflectVector"),uc=ac.transformDirection(sd).toVar("reflectVector"),lc=new L;class dc extends Ml{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===F?oc:e.mapping===D?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),_n(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?_n(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=_n(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=tn(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Qi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=cc(e,t,r,s),i};class pc extends ui{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 gc extends oi{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=Zs.OBJECT}element(e){return new pc(this,Qi(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?Dl(null,e,this.count):Array.isArray(this.getValueFromReference())?Ol(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):Ta(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 gc(e,t,r),fc=(e,t,r,s)=>new gc(e,t,s,r);class yc extends gc{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 bc=(e,t,r=null)=>new yc(e,t,r),xc=Sl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=qd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Pc=wc.mul(Mc).toVar("bitangentViewFrame"),Lc=Nl("tangent","vec4"),Fc=Lc.xyz.toVar("tangentLocal"),Dc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Rd.mul(Rn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Uc=Dc.transformDirection(sd).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Ic=on(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Lc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Ic(Gd.cross(Lc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Ic(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ic(qd.cross(Dc),"v_bitangentView").normalize():Pc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Ic(jd.cross(Uc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Mn(Dc,kc,qd).toVar("TBNViewMatrix"),$c=Ud.mul(zc),Wc=on(()=>{let e=Zn.cross(Ud);return e=e.cross(Zn).normalize(),e=iu(e,qd,Yn.mul(kn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Qi(e).mul(.5).add(.5),qc=e=>_n(e,yo(au(pn(1).sub(Ko(e,e)))));class jc extends di{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=qc(i.xy):s===V?i=qc(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.flatShading&&(t=kd(t)),i=_n(i.xy.mul(t),i.z)}let n=null;return t===k?n=Yd(i):t===U?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=qd),n}}const Xc=tn(jc).setParameterLength(1,2),Kc=on(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Sl()),forceUVContext:!0}),s=pn(r(e=>e));return yn(pn(r(e=>e.add(e.dFdx()))).sub(s),pn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=on(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(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends di{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=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:qd,dHdxy:t})}}const Zc=tn(Qc).setParameterLength(1,2),Jc=new Map;class eh extends oi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.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===eh.COLOR){const e=void 0!==t.color?this.getColor(r):_n();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:pn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.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===eh.NORMAL)t.normalMap?(s=Xc(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?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):qd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):qd;else if(r===eh.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===eh.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===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Cn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(yn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):pn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=rn(eh,eh.ALPHA_TEST),rh=rn(eh,eh.COLOR),sh=rn(eh,eh.SHININESS),ih=rn(eh,eh.EMISSIVE),nh=rn(eh,eh.OPACITY),ah=rn(eh,eh.SPECULAR),oh=rn(eh,eh.SPECULAR_INTENSITY),uh=rn(eh,eh.SPECULAR_COLOR),lh=rn(eh,eh.SPECULAR_STRENGTH),dh=rn(eh,eh.REFLECTIVITY),ch=rn(eh,eh.ROUGHNESS),hh=rn(eh,eh.METALNESS),ph=rn(eh,eh.NORMAL),gh=rn(eh,eh.CLEARCOAT),mh=rn(eh,eh.CLEARCOAT_ROUGHNESS),fh=rn(eh,eh.CLEARCOAT_NORMAL),yh=rn(eh,eh.ROTATION),bh=rn(eh,eh.SHEEN),xh=rn(eh,eh.SHEEN_ROUGHNESS),Th=rn(eh,eh.ANISOTROPY),_h=rn(eh,eh.IRIDESCENCE),vh=rn(eh,eh.IRIDESCENCE_IOR),Nh=rn(eh,eh.IRIDESCENCE_THICKNESS),Sh=rn(eh,eh.TRANSMISSION),Rh=rn(eh,eh.THICKNESS),Ah=rn(eh,eh.IOR),Eh=rn(eh,eh.ATTENUATION_DISTANCE),wh=rn(eh,eh.ATTENUATION_COLOR),Ch=rn(eh,eh.LINE_SCALE),Mh=rn(eh,eh.LINE_DASH_SIZE),Bh=rn(eh,eh.LINE_GAP_SIZE),Ph=rn(eh,eh.LINE_WIDTH),Lh=rn(eh,eh.LINE_DASH_OFFSET),Fh=rn(eh,eh.POINT_SIZE),Dh=rn(eh,eh.DISPERSION),Uh=rn(eh,eh.LIGHT_MAP),Ih=rn(eh,eh.AO),Oh=Ta(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))}),Vh=on(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends ui{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 Gh=tn(kh).setParameterLength(2);class zh extends Fl{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=ks(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ei.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 Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ei.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Zu(this.value),this._varying=Lu(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 $h=(e,t=null,r=0)=>new zh(e,t,r);class Wh extends oi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Lu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=rn(Wh,Wh.VERTEX),qh=rn(Wh,Wh.INSTANCE),jh=rn(Wh,Wh.SUBGROUP),Xh=rn(Wh,Wh.INVOCATION_SUBGROUP),Kh=rn(Wh,Wh.INVOCATION_LOCAL),Yh=rn(Wh,Wh.DRAW);class Qh extends oi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Zs.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=$h(s,"vec3",Math.max(s.count,1)).element(qh);else{const e=new W(s.array,3),t=s.usage===x?el:Ju;this.bufferColor=e,r=_n(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Bd).xyz;if(Bd.assign(n),e.needsPreviousData()&&Pd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Kd(zd,t);zd.assign(e)}null!==this.instanceColorNode&&Un("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(Pd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=$h(s,"mat4",Math.max(i,1)).element(qh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Dl(s.array,"mat4",Math.max(i,1)).element(qh);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?el:Ju,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Bn(...n)}}return r}}const Zh=tn(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=tn(Jh).setParameterLength(1);class tp extends oi{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=qh:this.batchingIdNode=Yh);const t=on(([e])=>{const t=gn(Al(Ll(this.batchMesh._indirectTexture),0).x).toConst(),r=gn(e).mod(t).toConst(),s=gn(e).div(t).toConst();return Ll(this.batchMesh._indirectTexture,bn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(gn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=gn(Al(Ll(s),0).x).toConst(),n=pn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Bn(Ll(s,bn(a,o)),Ll(s,bn(a.add(1),o)),Ll(s,bn(a.add(2),o)),Ll(s,bn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=on(([e])=>{const t=gn(Al(Ll(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ll(l,bn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Un("vec3","vBatchColor").assign(t)}const d=Mn(u);Bd.assign(u.mul(Bd));const c=zd.div(_n(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=tn(tp).setParameterLength(1),sp=new WeakMap;class ip extends oi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Zs.OBJECT,this.skinIndexNode=Nl("skinIndex","uvec4"),this.skinWeightNode=Nl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,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=Ca(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}getSkinnedNormal(e=this.boneMatricesNode,t=zd){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);let d=Ca(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Pd)}setup(e){e.needsPreviousData()&&Pd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}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;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const np=e=>new ip(e);class ap extends oi{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."),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 ap(en(e,"int")).toStack(),up=()=>pl("break").toStack(),lp=new WeakMap,dp=new s,cp=on(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=gn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ll(e,bn(u,o)).depth(i).xyz.mul(t)});class hp extends oi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Ta(1),this.updateType=Zs.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=lp.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=pn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ll(this.mesh.morphTexture,bn(gn(e).add(1),gn(qh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),dn(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(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 pp=tn(hp).setParameterLength(1);class gp extends oi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends bu{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:_n().toVar("directDiffuse"),directSpecular:_n().toVar("directSpecular"),indirectDiffuse:_n().toVar("indirectDiffuse"),indirectSpecular:_n().toVar("indirectSpecular")};return{radiance:_n().toVar("radiance"),irradiance:_n().toVar("irradiance"),iblIrradiance:_n().toVar("iblIrradiance"),ambientOcclusion:pn(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 yp=tn(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Ml{static get type(){return"ViewportTextureNode"}constructor(e=Wl,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=Zs.FRAME,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(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.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 _p=tn(Tp).setParameterLength(0,3),vp=tn(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Np=vp(),Sp=(e=Wl,t=null)=>Np.sample(e,t);let Rp=null;class Ap extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Wl,t=null){null===Rp&&(Rp=new Y),super(e,t,Rp)}getTextureForReference(){return Rp}}const Ep=tn(Ap).setParameterLength(0,2);class wp extends oi{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===wp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===wp.DEPTH_BASE)null!==r&&(s=Lp().assign(r));else if(t===wp.DEPTH)s=e.isPerspectiveCamera?Mp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed);else if(t===wp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Bp(r,Jl,ed);s=Cp(e,Jl,ed)}else s=r;else s=Cp(Dd.z,Jl,ed);return s}}wp.DEPTH_BASE="depthBase",wp.DEPTH="depth",wp.LINEAR_DEPTH="linearDepth";const Cp=(e,t,r)=>e.add(t).div(t.sub(r)),Mp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Bp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Pp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=fo(e.negate().div(t)),i=fo(r.div(t));return s.div(i)},Lp=tn(wp,wp.DEPTH_BASE),Fp=rn(wp,wp.DEPTH),Dp=tn(wp,wp.LINEAR_DEPTH).setParameterLength(0,1),Up=Dp(Ep());Fp.assign=e=>Lp(e);class Ip extends oi{static get type(){return"ClippingNode"}constructor(e=Ip.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===Ip.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Ip.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return on(()=>{const r=pn().toVar("distanceToPlane"),s=pn().toVar("distanceToGradient"),i=pn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Ol(t).setGroup(ya);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Ol(e).setGroup(ya),n=pn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return on(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Ol(t).setGroup(ya);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Ol(e).setGroup(ya),r=fn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),on(()=>{const s=Ol(e).setGroup(ya),i=Vl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Ip.ALPHA_TO_COVERAGE="alphaToCoverage",Ip.DEFAULT="default",Ip.HARDWARE="hardware";const Op=on(([e])=>vo(Ba(1e4,No(Ba(17,e.x).add(Ba(.1,e.y)))).mul(Ca(.1,Co(No(Ba(13,e.y).add(e.x))))))),Vp=on(([e])=>Op(yn(Op(e.xy),e.z))),kp=on(([e])=>{const t=Wo(Bo(Fo(e.xyz)),Bo(Do(e.xyz))),r=pn(1).div(pn(.05).mul(t)).toVar("pixScale"),s=yn(go(xo(fo(r))),go(To(fo(r)))),i=yn(Vp(xo(s.x.mul(e.xyz))),Vp(xo(s.y.mul(e.xyz)))),n=vo(fo(r)),a=Ca(Ba(n.oneMinus(),i.x),Ba(n,i.y)),o=$o(n,n.oneMinus()),u=_n(a.mul(a).div(Ba(2,o).mul(Ma(1,o))),a.sub(Ba(.5,o)).div(Ma(1,o)),Ma(1,Ma(1,a).mul(Ma(1,a)).div(Ba(2,o).mul(Ma(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Gp extends vl{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 zp=(e=0)=>new Gp(e),$p=on(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=on(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=on(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),qp=on(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),jp=on(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Rn(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"}]}),Xp=on(([e])=>Rn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Kp=on(([e])=>(dn(e.a.equal(0),()=>Rn(0)),Rn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Yp 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,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_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(Ds(t.slice(0,-4)),r.getCacheKey());return this.type+Us(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Bu(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=Bu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;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=Rn(s,In.a).max(0);n=this.setupOutput(e,i),sa.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&&sa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Rn(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 Ip(Ip.ALPHA_TO_COVERAGE):e.stack.addToStack(new Ip)}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 Ip(Ip.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?Pp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed))}null!==s&&Fp.assign(s).toStack()}setupPositionView(){return Rd.mul(Bd).xyz}setupModelViewProjection(){return td.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Bu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&fn(this.maskNode).not().discard();let s=this.colorNode?Rn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(zp())),t.instanceColor){s=Un("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Un("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?pn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?pn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Vo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(kp(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?_n(0):In.rgb}setupNormal(){return this.normalNode?_n(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Uh)),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=Ih),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(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=yp(n,t,r,s)}else null!==r&&(a=_n(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Vn.assign(_n(i||ih)),a=a.add(Vn)),a}setupFog(e,t){const r=e.fogNode;return r&&(sa.assign(t),t=Rn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Xp(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 Qp=new Z;class Zp extends Yp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Qp),this.setValues(e)}}const Jp=new J;class eg extends Yp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Jp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?pn(this.offsetNode):Lh,t=this.dashScaleNode?pn(this.dashScaleNode):Ch,r=this.dashSizeNode?pn(this.dashSizeNode):Mh,s=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(r),na.assign(s);const i=Lu(Nl("lineDistance").mul(t));(e?i.add(e):i).mod(ia.add(na)).greaterThan(ia).discard()}}const tg=new J;class rg extends Yp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(tg),this.useColor=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.useColor,i=this._useDash,n=this._useWorldUnits,a=on(({start:e,end:t})=>{const r=td.element(2).element(2),s=td.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Rn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=on(()=>{const e=Nl("instanceStart"),t=Nl("instanceEnd"),r=Rn(Rd.mul(Rn(e,1))).toVar("start"),s=Rn(Rd.mul(Rn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?pn(this.dashScaleNode):Ch,t=this.offsetNode?pn(this.offsetNode):Lh,r=Nl("instanceDistanceStart"),s=Nl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Un("float","lineDistance").assign(i)}n&&(Un("vec3","worldStart").assign(r.xyz),Un("vec3","worldEnd").assign(s.xyz));const o=jl.z.div(jl.w),u=td.element(2).element(3).equal(-1);dn(u,()=>{dn(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=td.mul(r),d=td.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=Rn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Un("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Ph.mul(.5);o.addAssign(Rn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Rn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Rn(a.mul(u),0)),dn(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Rn(a.mul(2).mul(u),0))})),g.assign(td.mul(o));const l=_n().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=yn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),dn(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Ph)),e.assign(e.div(jl.w.div($l))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Rn(e,0,0)))}return g})();const o=on(({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 yn(h,p)});if(this.colorNode=on(()=>{const e=Sl();if(i){const t=this.dashSizeNode?pn(this.dashSizeNode):Mh,r=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(t),na.assign(r);const s=Un("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(ia.add(na)).greaterThan(ia).discard()}const a=pn(1).toVar("alpha");if(n){const e=Un("vec3","worldStart"),s=Un("vec3","worldEnd"),n=Un("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:_n(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Ph);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(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=pn(s.fwidth()).toVar("dlen");dn(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else dn(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=Nl("instanceColorStart"),t=Nl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Rn(u,a)})(),this.transparent){const e=this.opacityNode?pn(this.opacityNode):nh;this.outputNode=Rn(this.colorNode.rgb.mul(e).add(Sp().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 sg=new te;class ig extends Yp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(sg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?pn(this.opacityNode):nh;In.assign(ku(Rn(Hc(qd),e),re))}}const ng=on(([e=Fd])=>{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 yn(t,r)});class ag extends se{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!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=ng(Fd),a=new Yp;a.colorNode=Pl(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}}const og=new WeakMap;class ug extends di{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Zs.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(og.has(e)){const t=og.get(e);dg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new ag(r.height);s.fromEquirectangularTexture(t,e),dg(s.texture,e.mapping),this._cubeTexture=s.texture,og.set(e,s.texture),e.addEventListener("dispose",lg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function lg(e){const t=e.target;t.removeEventListener("dispose",lg);const r=og.get(t);void 0!==r&&(og.delete(t),r.dispose())}function dg(e,t){t===le?e.mapping=F:t===de&&(e.mapping=D)}const cg=tn(ug).setParameterLength(1);class hg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=cg(this.envNode)}}class pg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=pn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class gg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class mg extends gg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Rn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Rn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.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(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case he:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case ce:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const fg=new ge;class yg extends Yp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(fg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new pg(Uh)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new mg}}const bg=on(({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))}),xg=on(e=>e.diffuseColor.mul(1/Math.PI)),Tg=on(({dotNH:e})=>ra.mul(pn(.5)).add(1).mul(pn(1/Math.PI)).mul(e.pow(ra))),_g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(t).clamp(),s=Ud.dot(t).clamp(),i=bg({f0:Jn,f90:1,dotVH:s}),n=pn(.25),a=Tg({dotNH:r});return i.mul(n).mul(a)});class vg extends mg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=qd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(xg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(_g({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ng=new me;class Sg extends Yp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ng),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg(!1)}}const Rg=new fe;class Ag extends Yp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Rg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg}setupVariants(){const e=(this.shininessNode?pn(this.shininessNode):sh).max(1e-4);ra.assign(e);const t=this.specularNode||ah;Jn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Eg=on(e=>{if(!1===e.geometry.hasAttribute("normal"))return pn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),wg=on(e=>{const{roughness:t}=e,r=Eg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Cg=on(({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(ro))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Mg=on(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(_n(e.mul(r),t.mul(s),a).length()),l=a.mul(_n(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"}]}),Bg=on(({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"}]}),Pg=pn(1/Math.PI),Lg=on(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=_n(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.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"}]}),Fg=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=qd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Ud).normalize(),d=n.dot(e).clamp(),c=n.dot(Ud).clamp(),h=n.dot(l).clamp(),p=Ud.dot(l).clamp();let g,m,f=bg({f0:t,f90:r,dotVH:p});if(Xi(a)&&(f=qn.mix(f,i)),Xi(o)){const t=Qn.dot(e),r=Qn.dot(Ud),s=Qn.dot(l),i=Zn.dot(e),n=Zn.dot(Ud),a=Zn.dot(l);g=Mg({alphaT:Kn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Lg({alphaT:Kn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Cg({alpha:u,dotNL:d,dotNV:c}),m=Bg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Dg=new 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Ug=null;const Ig=on(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new ye(Dg,16,16,G,be),Ug.name="DFG_LUT",Ug.minFilter=oe,Ug.magFilter=oe,Ug.wrapS=xe,Ug.wrapT=xe,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=yn(e,t);return Pl(Ug,r).rg}),Og=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Fg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=qd.dot(e).clamp(),l=qd.dot(Ud).clamp(),d=Ig({roughness:s,dotNV:l}),c=Ig({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=pn(1).sub(g),y=pn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(pn(1).sub(f.mul(y).mul(b).mul(b)).add(ro)),T=f.mul(y),_=x.mul(T);return o.add(_)}),Vg=on(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Ig({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),kg=on(({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(_n(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"}]}),Gg=on(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=pn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return pn(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"}]}),zg=on(({dotNV:e,dotNL:t})=>pn(1).div(pn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),$g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(e).clamp(),s=qd.dot(Ud).clamp(),i=qd.dot(t).clamp(),n=Gg({roughness:Hn,dotNH:i}),a=zg({dotNV:s,dotNL:r});return Wn.mul(n).mul(a)}),Wg=on(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=yn(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"}]}),Hg=on(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=on(({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,Wo(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"}]}),jg=on(({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=_n().toVar();return dn(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(Mn(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=_n(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(_n(Hg({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"}]}),Xg=on(({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=_n().toVar();return dn(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=_n(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(_n(Hg({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"}]}),Kg=1/6,Yg=e=>Ba(Kg,Ba(e,Ba(e,e.negate().add(3)).sub(3)).add(1)),Qg=e=>Ba(Kg,Ba(e,Ba(e,Ba(3,e).sub(6))).add(4)),Zg=e=>Ba(Kg,Ba(e,Ba(e,Ba(-3,e).add(3)).add(3)).add(1)),Jg=e=>Ba(Kg,Qo(e,3)),em=e=>Yg(e).add(Qg(e)),tm=e=>Zg(e).add(Jg(e)),rm=e=>Ca(-1,Qg(e).div(Yg(e).add(Qg(e)))),sm=e=>Ca(1,Jg(e).div(Zg(e).add(Jg(e)))),im=(e,t,r)=>{const s=e.uvNode,i=Ba(s,t.zw).add(.5),n=xo(i),a=vo(i),o=em(a.x),u=tm(a.x),l=rm(a.x),d=sm(a.x),c=rm(a.y),h=sm(a.y),p=yn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=yn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=yn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=yn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=em(a.y).mul(Ca(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=tm(a.y).mul(Ca(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},nm=on(([e,t])=>{const r=yn(e.size(gn(t))),s=yn(e.size(gn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=im(e,Rn(i,r),xo(t)),o=im(e,Rn(n,s),To(t));return vo(t).mix(a,o)}),am=on(([e,t])=>{const r=t.mul(wl(e));return nm(e,r)}),om=on(([e,t,r,s,i])=>{const n=_n(ou(t.negate(),_o(e),Pa(1,s))),a=_n(Bo(i[0].xyz),Bo(i[1].xyz),Bo(i[2].xyz));return _o(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"}]}),um=on(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),lm=vp(),dm=Sp(),cm=on(([e,t,r],{material:s})=>{const i=(s.side===M?lm:dm).sample(e),n=fo(Hl.x).mul(um(t,r));return nm(i,n)}),hm=on(([e,t,r])=>(dn(r.notEqual(0),()=>{const s=mo(t).negate().div(r);return po(s.negate().mul(e))}),_n(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),pm=on(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Rn().toVar(),f=_n().toVar();const i=d.sub(1).mul(g.mul(.025)),n=_n(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=om(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Rn(y,1))),x=yn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(yn(x.x,x.y.oneMinus()));const T=cm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(hm(Bo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=om(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Rn(n,1))),y=yn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(yn(y.x,y.y.oneMinus())),m=cm(y,r,d),f=s.mul(hm(Bo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=_n(Vg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Rn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),gm=Mn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),mm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),fm=on(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();dn(a.lessThan(0),()=>_n(1));const o=a.sqrt(),u=mm(n,e),l=bg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=pn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return _n(1).add(t).div(_n(1).sub(t))})(i.clamp(0,.9999)),g=mm(p,n.toVec3()),m=bg({f0:g,f90:1,dotVH:o}),f=_n(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=_n(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(_n(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({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=_n(54856e-17,44201e-17,52481e-17),i=_n(1681e3,1795300,2208400),n=_n(43278e5,93046e5,66121e5),a=pn(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=_n(o.x.add(a),o.y,o.z).div(1.0685e-7),gm.mul(o)})(pn(e).mul(y),pn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(_n(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"}]}),ym=on(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=pn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=pn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),bm=_n(.04),xm=pn(1);class Tm extends gg{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=_n().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=_n().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=_n().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=_n().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=_n().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=qd.dot(Ud).clamp(),t=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:Jn}),r=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,Gn),this.iridescenceF0Dielectric=kg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=kg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Gn)}if(!0===this.transmission){const t=Ld,r=ad.sub(Ld).normalize(),s=jd,i=e.context;i.backdrop=pm(s,r,kn,On,ea,ta,t,bd,sd,td,oa,la,ca,da,this.dispersion?ha:null),i.backdropAlpha=ua,In.a.mulAssign(iu(1,i.backdrop.a,ua))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=qd.dot(Ud).clamp(),a=Ig({roughness:kn,dotNV:n}),o=i?qn.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=qd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul($g({lightDirection:e})));const t=ym({normal:qd,viewDir:Ud,roughness:Hn}),r=ym({normal:qd,viewDir:e,roughness:Hn}),i=Wn.r.max(Wn.g).max(Wn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Fg({lightDirection:e,f0:bm,f90:xm,roughness:$n,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(xg({diffuseColor:On}))),r.directSpecular.addAssign(s.mul(Og({lightDirection:e,f0:ea,f90:1,roughness:kn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=qd,h=Ud,p=Dd.toVar(),g=Wg({N:c,V:h,roughness:kn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Mn(_n(m.x,0,m.y),_n(0,1,0),_n(m.z,0,m.w)).toVar(),b=ea.mul(f.x).add(ea.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(jg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(On).mul(jg({N:c,V:h,P:p,mInv:Mn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(xg({diffuseColor:On})).toVar();if(!0===this.sheen){const e=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Wn,ym({normal:qd,viewDir:Ud,roughness:Hn}))),!0===this.clearcoat){const e=Xd.dot(Ud).clamp(),t=Vg({dotNV:e,specularColor:bm,specularF90:xm,roughness:$n});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=_n().toVar("singleScatteringDielectric"),n=_n().toVar("multiScatteringDielectric"),a=_n().toVar("singleScatteringMetallic"),o=_n().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ta,Jn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ta,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,Gn),l=iu(n,o,Gn),d=i.add(n),c=On.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=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.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=qd.dot(Ud).clamp().add(t),i=kn.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=Xd.dot(Ud).clamp(),r=bg({dotVH:e,f0:bm,f90:xm}),s=t.mul(zn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(zn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const _m=pn(1),vm=pn(-2),Nm=pn(.8),Sm=pn(-1),Rm=pn(.4),Am=pn(2),Em=pn(.305),wm=pn(3),Cm=pn(.21),Mm=pn(4),Bm=pn(4),Pm=pn(16),Lm=on(([e])=>{const t=_n(Co(e)).toVar(),r=pn(-1).toVar();return dn(t.x.greaterThan(t.z),()=>{dn(t.x.greaterThan(t.y),()=>{r.assign(yu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}).Else(()=>{dn(t.z.greaterThan(t.y),()=>{r.assign(yu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Fm=on(([e,t])=>{const r=yn().toVar();return dn(t.equal(0),()=>{r.assign(yn(e.z,e.y).div(Co(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(yn(e.x.negate(),e.z.negate()).div(Co(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(yn(e.x.negate(),e.y).div(Co(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(yn(e.z.negate(),e.y).div(Co(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(yn(e.x.negate(),e.z).div(Co(e.y)))}).Else(()=>{r.assign(yn(e.x,e.y).div(Co(e.z)))}),Ba(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Dm=on(([e])=>{const t=pn(0).toVar();return dn(e.greaterThanEqual(Nm),()=>{t.assign(_m.sub(e).mul(Sm.sub(vm)).div(_m.sub(Nm)).add(vm))}).ElseIf(e.greaterThanEqual(Rm),()=>{t.assign(Nm.sub(e).mul(Am.sub(Sm)).div(Nm.sub(Rm)).add(Sm))}).ElseIf(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))}).Else(()=>{t.assign(pn(-2).mul(fo(Ba(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=on(([e,t])=>{const r=e.toVar();r.assign(Ba(2,r).sub(1));const s=_n(r,1).toVar();return dn(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"}]}),Im=on(([e,t,r,s,i,n])=>{const a=pn(r),o=_n(t),u=nu(Dm(a),vm,n),l=vo(u),d=xo(u),c=_n(Om(e,o,d,s,i,n)).toVar();return dn(l.notEqual(0),()=>{const t=_n(Om(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Om=on(([e,t,r,s,i,n])=>{const a=pn(r).toVar(),o=_n(t),u=pn(Lm(o)).toVar(),l=pn(Wo(Bm.sub(a),0)).toVar();a.assign(Wo(a,Bm));const d=pn(go(a)).toVar(),c=yn(Fm(o,u).mul(d.sub(2)).add(1)).toVar();return dn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ba(3,Pm))),c.y.addAssign(Ba(4,go(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(yn(),yn())}),Vm=on(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=So(s),l=r.mul(u).add(i.cross(r).mul(No(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Om(e,l,t,n,a,o)}),km=on(({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=_n(yu(t,r,Yo(r,s))).toVar();dn(h.equal(_n(0)),()=>{h.assign(_n(s.z,0,s.x.negate()))}),h.assign(_o(h));const p=_n().toVar();return p.addAssign(i.element(0).mul(Vm({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:gn(1),end:e},({i:e})=>{dn(e.greaterThanEqual(n),()=>{up()});const t=pn(a.mul(pn(e))).toVar();p.addAssign(i.element(e).mul(Vm({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(Vm({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Rn(p,1)}),Gm=on(([e])=>{const t=mn(e).toVar();return t.assign(t.shiftLeft(mn(16)).bitOr(t.shiftRight(mn(16)))),t.assign(t.bitAnd(mn(1431655765)).shiftLeft(mn(1)).bitOr(t.bitAnd(mn(2863311530)).shiftRight(mn(1)))),t.assign(t.bitAnd(mn(858993459)).shiftLeft(mn(2)).bitOr(t.bitAnd(mn(3435973836)).shiftRight(mn(2)))),t.assign(t.bitAnd(mn(252645135)).shiftLeft(mn(4)).bitOr(t.bitAnd(mn(4042322160)).shiftRight(mn(4)))),t.assign(t.bitAnd(mn(16711935)).shiftLeft(mn(8)).bitOr(t.bitAnd(mn(4278255360)).shiftRight(mn(8)))),pn(t).mul(2.3283064365386963e-10)}),zm=on(([e,t])=>yn(pn(e).div(pn(t)),Gm(e))),$m=on(([e,t,r])=>{const s=_n(t).toVar(),i=pn(r),n=i.mul(i).toVar(),a=_o(_n(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=yu(o.greaterThan(0),_n(a.y.negate(),a.x,0).div(yo(o)),_n(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=yo(e.x),c=Ba(2,3.14159265359).mul(e.y),h=d.mul(So(c)).toVar(),p=d.mul(No(c)).toVar(),g=Ba(.5,a.z.add(1));p.assign(g.oneMinus().mul(yo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(yo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return _o(_n(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Wm=on(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=_n(s).toVar(),l=_n(0).toVar(),d=pn(0).toVar();return dn(e.lessThan(.001),()=>{l.assign(Om(r,u,t,n,a,o))}).Else(()=>{const s=yu(Co(u.z).lessThan(.999),_n(0,0,1),_n(1,0,0)),c=_o(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:mn(0),end:i},({i:s})=>{const p=zm(s,i),g=$m(p,_n(0,0,1),e),m=_o(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=_o(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);dn(y.greaterThan(0),()=>{const e=Om(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),dn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Rn(l,1)}),Hm=[.125,.215,.35,.446,.526,.582],qm=20,jm=new _e(-1,1,1,-1,0,1),Xm=new ve(90,1),Km=new e;let Ym=null,Qm=0,Zm=0;const Jm=new r,ef=new WeakMap,tf=[3,1,5,0,4,2],rf=Um(Sl(),Nl("faceIndex")).normalize(),sf=_n(rf.x,rf.y,rf.z);class nf{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=Jm,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}Ym=this._renderer.getRenderTarget(),Qm=this._renderer.getActiveCubeFace(),Zm=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=lf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=df(),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===F||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=Hm[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=tf[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=Ol(new Array(qm).fill(0)),n=Ta(new r(0,1,0)),a=Ta(0),o=pn(qm),u=Ta(0),l=Ta(1),d=Pl(),c=Ta(0),h=pn(1/t),p=pn(1/s),g=pn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=uf("blur");return f.fragmentNode=km({...m,latitudinal:u.equal(1)}),ef.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=Ta(0),n=Ta(0),a=pn(1/t),o=pn(1/r),u=pn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=uf("ggx");return d.fragmentNode=Wm({...l,N_immutable:sf,GGX_SAMPLES:mn(512)}),ef.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,jm)}_sceneToCubeUV(e,t,r,s,i){const n=Xm;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(Km),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(Km),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;of(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===F||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=lf(e)):null===this._equirectMaterial&&(this._equirectMaterial=df(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;of(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,jm)}_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,of(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,jm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,of(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,jm)}_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=ef.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):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,jm)}}function af(e,t){const r=new Ne(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Re,colorSpace:Se});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function of(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function uf(e){const t=new Yp;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function lf(e){const t=uf("cubemap");return t.fragmentNode=hc(e,sf),t}function df(e){const t=uf("equirect");return t.fragmentNode=Pl(e,ng(sf),0),t}const cf=new WeakMap;function hf(e,t,r){const s=function(e){let t=cf.get(e);void 0===t&&(t=new WeakMap,cf.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 pf extends di{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=Pl(s),this._width=Ta(0),this._height=Ta(0),this._maxMip=Ta(0),this.updateBeforeType=Zs.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:hf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new nf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(_n(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Im(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const gf=tn(pf).setParameterLength(1,3),mf=new WeakMap;class ff extends gp{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=mf.get(e);void 0===s&&(s=gf(e),mf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:qd,i=r.context(yf(kn,s)).mul(sc),n=r.context(bf(jd)).mul(Math.PI).mul(sc),a=nl(i),o=nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(yf($n,Xd)).mul(sc),t=nl(e);u.addAssign(t)}}}const yf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Ud.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(sd)),r),getTextureLevel:()=>e}},bf=e=>({getUV:()=>e,getTextureLevel:()=>pn(1)}),xf=new we;class Tf extends Yp{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(xf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new ff(t):null}setupLightingModel(){return new Tm}setupSpecular(){const e=iu(_n(.04),In.rgb,Gn);Jn.assign(_n(.04)),ea.assign(e),ta.assign(1)}setupVariants(){const e=this.metalnessNode?pn(this.metalnessNode):hh;Gn.assign(e);let t=this.roughnessNode?pn(this.roughnessNode):ch;t=wg({roughness:t}),kn.assign(t),this.setupSpecular(),On.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const _f=new Ce;class vf extends Tf{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(_f),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?pn(this.iorNode):Ah;oa.assign(e),Jn.assign($o(Zo(oa.sub(1).div(oa.add(1))).mul(uh),_n(1)).mul(oh)),ea.assign(iu(Jn,In.rgb,Gn)),ta.assign(iu(oh,1,Gn))}setupLightingModel(){return new Tm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?pn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?pn(this.clearcoatRoughnessNode):mh;zn.assign(e),$n.assign(wg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?_n(this.sheenNode):bh,t=this.sheenRoughnessNode?pn(this.sheenRoughnessNode):xh;Wn.assign(e),Hn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?pn(this.iridescenceNode):_h,t=this.iridescenceIORNode?pn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?pn(this.iridescenceThicknessNode):Nh;qn.assign(e),jn.assign(t),Xn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?yn(this.anisotropyNode):Th).toVar();Yn.assign(e.length()),dn(Yn.equal(0),()=>{e.assign(yn(1,0))}).Else(()=>{e.divAssign(yn(Yn)),Yn.assign(Yn.saturate())}),Kn.assign(Yn.pow2().mix(kn.pow2(),1)),Qn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Zn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?pn(this.transmissionNode):Sh,t=this.thicknessNode?pn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?pn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?_n(this.attenuationColorNode):wh;if(ua.assign(e),la.assign(t),da.assign(r),ca.assign(s),this.useDispersion){const e=this.dispersionNode?pn(this.dispersionNode):Dh;ha.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?_n(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Bu(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.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 Nf extends Tm{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(qd.mul(a)).normalize(),h=pn(Ud.dot(c.negate()).saturate().pow(l).mul(d)),p=_n(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Sf extends vf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=pn(.1),this.thicknessAmbientNode=pn(0),this.thicknessAttenuationNode=pn(.1),this.thicknessPowerNode=pn(2),this.thicknessScaleNode=pn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Nf(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 Rf=on(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=yn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return _n(e.r)}{const e=i.fwidth().mul(.5);return iu(_n(.7),_n(1),uu(pn(.7).sub(e.x),pn(.7).add(e.x),i.x))}});class Af extends gg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Rf({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(xg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ef=new Me;class wf extends Yp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ef),this.setValues(e)}setupLightingModel(){return new Af}}const Cf=on(()=>{const e=_n(Ud.z,0,Ud.x.negate()).normalize(),t=Ud.cross(e);return yn(e.dot(qd),t.dot(qd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Mf=new Be;class Bf extends Yp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Mf),this.setValues(e)}setupVariants(e){const t=Cf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):_n(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends di{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 Cn(e,s,s.negate(),e).mul(r)}{const e=t,s=Bn(Rn(1,0,0,0),Rn(0,So(e.x),No(e.x).negate(),0),Rn(0,No(e.x),So(e.x),0),Rn(0,0,0,1)),i=Bn(Rn(So(e.y),0,No(e.y),0),Rn(0,1,0,0),Rn(No(e.y).negate(),0,So(e.y),0),Rn(0,0,0,1)),n=Bn(Rn(So(e.z),No(e.z).negate(),0,0),Rn(No(e.z),So(e.z),0,0),Rn(0,0,1,0),Rn(0,0,0,1));return s.mul(i).mul(n).mul(Rn(r,1)).xyz}}}const Lf=tn(Pf).setParameterLength(2),Ff=new Pe;class Df extends Yp{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(Ff),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Rd.mul(_n(s||0));let u=yn(bd[0].xyz.length(),bd[1].xyz.length());null!==n&&(u=u.mul(yn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new zu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=pn(i||yh),c=Lf(l,d);return Rn(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 Uf=new Le,If=new t;class Of extends Df{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Rd.mul(_n(e||Bd)).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?yn(n):Fh;u=u.mul($l),r.isPerspectiveCamera&&!0===a&&(u=u.mul(Vf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(yn(i)));let l=Md.xy;if(s&&s.isNode){const e=pn(s);l=Lf(l,e)}return l=l.mul(u),l=l.div(Xl.div(2)),l=l.mul(o.w),o=o.add(Rn(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 Vf=Ta(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(If);this.value=.5*t.y});class kf extends gg{constructor(){super(),this.shadowNode=pn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const Gf=new Fe;class zf extends Yp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Gf),this.setValues(e)}setupLightingModel(){return new kf}}const $f=Dn("vec3"),Wf=Dn("vec3"),Hf=Dn("vec3");class qf extends gg{constructor(){super()}start(e){const{material:t}=e,r=Dn("vec3"),s=Dn("vec3");dn(ad.sub(Ld).length().greaterThan(vd.mul(2)),()=>{r.assign(ad),s.assign(Ld)}).Else(()=>{r.assign(Ld),s.assign(ad)});const i=s.sub(r),n=Ta("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=pn(0).toVar(),l=_n(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=sd.mul(Rn(s,1)).xyz;let n;null!==t.depthNode&&(Wf.assign(Dp(Mp(i.z,Jl,ed))),e.context.sceneDepthNode=Dp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,$f.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&$f.mulAssign(n);const d=$f.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Hf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?dn(r.greaterThanEqual(Wf),()=>{$f.addAssign(e)}):$f.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(Xg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Hf)}}class jf extends Yp{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 qf}}class Xf{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 Kf{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.version),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+",",Ds(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=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(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 Zf=[];class Jf{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);Zf[0]=e,Zf[1]=t,Zf[2]=n,Zf[3]=i;let l=u.get(Zf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Zf,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)),Zf[0]=null,Zf[1]=null,Zf[2]=null,Zf[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Kf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Qf(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 ey{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 ty=1,ry=2,sy=3,iy=4,ny=16;class ay extends ey{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===ty?this.backend.createAttribute(e):t===ry?this.backend.createIndexAttribute(e):t===sy?this.backend.createStorageAttribute(e):t===iy&&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,sy):this.updateAttribute(e,ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ry);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,iy)}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=uy(t),e.set(t,r)):r.version!==oy(t)&&(this.attributes.delete(r),r=uy(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 dy{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 cy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class hy extends cy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class py extends cy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let gy=0;class my{constructor(e,t,r,s=null,i=null){this.id=gy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class fy extends ey{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 my(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 my(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 my(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new hy(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 yy extends ey{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?iy:sy;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,r=e.isIndirectStorageBufferAttribute?iy:sy;this.attributes.update(e,r)}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 by(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 xy(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 Ty(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class _y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Ty(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?(Ty(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||by),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||xy),this.transparent.length>1&&this.transparent.sort(t||xy)}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?Oe:Ve,l.type=e.stencilBuffer?ke: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:Ge}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=wy){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?this.outputNode.build(e,...t):super.build(e,...t),un(r),e.removeActiveStack(this),o}}const Ly=tn(Py).setParameterLength(0,1);class Fy extends oi{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=$s(i),a=Ws(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Dy extends oi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class Uy extends oi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Wy(e,"uint","float"),jy={};class Xy extends to{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Hy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return mn;case"int":return gn;case"uvec2":return xn;case"uvec3":return Nn;case"uvec4":return En;case"ivec2":return bn;case"ivec3":return vn;case"ivec4":return An}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t);const i=pn(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 on(([e])=>{dn(e.equal(mn(0)),()=>mn(32));const s=mn(0),i=mn(0);return this._resolveElementType(e,s,t),dn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),dn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),dn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),dn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),dn(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 on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(mn(1)).bitAnd(mn(1431655765)))),s.assign(s.bitAnd(mn(858993459)).add(s.shiftRight(mn(2)).bitAnd(mn(858993459))));const i=s.add(s.shiftRight(mn(4))).bitAnd(mn(252645135)).mul(mn(16843009)).shiftRight(mn(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 on(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Xy.COUNT_TRAILING_ZEROS="countTrailingZeros",Xy.COUNT_LEADING_ZEROS="countLeadingZeros",Xy.COUNT_ONE_BITS="countOneBits";const Ky=sn(Xy,Xy.COUNT_TRAILING_ZEROS).setParameterLength(1),Yy=sn(Xy,Xy.COUNT_LEADING_ZEROS).setParameterLength(1),Qy=sn(Xy,Xy.COUNT_ONE_BITS).setParameterLength(1),Zy=on(([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)}),Jy=(e,t)=>Qo(Ba(4,e.mul(Ma(1,e))),t);class eb extends di{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)}(${this.vectorNode.build(e,t)})`}}const tb=sn(eb,"snorm").setParameterLength(1),rb=sn(eb,"unorm").setParameterLength(1),sb=sn(eb,"float16").setParameterLength(1);class ib extends di{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const nb=sn(ib,"snorm").setParameterLength(1),ab=sn(ib,"unorm").setParameterLength(1),ob=sn(ib,"float16").setParameterLength(1),ub=on(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),lb=on(([e])=>_n(ub(e.z.add(ub(e.y.mul(1)))),ub(e.z.add(ub(e.x.mul(1)))),ub(e.y.add(ub(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),db=on(([e,t,r])=>{const s=_n(e).toVar(),i=pn(1.4).toVar(),n=pn(0).toVar(),a=_n(s).toVar();return op({start:pn(0),end:pn(3),type:"float",condition:"<="},()=>{const e=_n(lb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(pn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=pn(ub(s.z.add(ub(s.x.add(ub(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 cb extends oi{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 hb=tn(cb),pb=e=>(...t)=>hb(e,...t),gb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.time),mb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.deltaTime),fb=Ta(0,"uint").setGroup(ya).onRenderUpdate(e=>e.frameId);const yb=on(([e,t,r=yn(.5)])=>Lf(e.sub(r),t).add(r)),bb=on(([e,t,r=yn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),xb=on(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=bd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=bd;const i=sd.mul(s);return Xi(t)&&(i[0][0]=bd[0].length(),i[0][1]=0,i[0][2]=0),Xi(r)&&(i[1][0]=0,i[1][1]=bd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,td.mul(i).mul(Bd)}),Tb=on(([e=null])=>{const t=Dp();return Dp(Ep(e)).sub(t).lessThan(0).select(Wl,e)});class _b extends oi{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Sl(),r=pn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=yn(a,o);return t.add(l).mul(u)}}const vb=tn(_b).setParameterLength(3),Nb=on(([e,t=null,r=null,s=pn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(_n(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=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return Ca(p,g,m)}),Sb=new je,Rb=new r,Ab=new r,Eb=new r,wb=new a,Cb=new r(0,0,-1),Mb=new s,Bb=new r,Pb=new r,Lb=new s,Fb=new t,Db=new Ne,Ub=Wl.flipX();Db.depthTexture=new Y(1,1);let Ib=!1;class Ob extends Ml{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Db.texture,Ub),this._reflectorBaseNode=e.reflector||new Vb(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=Qi(new Ob({defaultTexture:Db.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 Vb extends oi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new Xe,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?Zs.RENDER:Zs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Fb),e.setSize(Math.round(Fb.width*r),Math.round(Fb.height*r))}setup(e){return this._updateResolution(Db,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 Ne(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=Ke,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ib)return!1;Ib=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Fb),this._updateResolution(o,s),Ab.setFromMatrixPosition(n.matrixWorld),Eb.setFromMatrixPosition(r.matrixWorld),wb.extractRotation(n.matrixWorld),Rb.set(0,0,1),Rb.applyMatrix4(wb),Bb.subVectors(Ab,Eb);let u=!1;if(!0===Bb.dot(Rb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ib=!1);u=!0}Bb.reflect(Rb).negate(),Bb.add(Ab),wb.extractRotation(r.matrixWorld),Cb.set(0,0,-1),Cb.applyMatrix4(wb),Cb.add(Eb),Pb.subVectors(Ab,Cb),Pb.reflect(Rb).negate(),Pb.add(Ab),a.coordinateSystem=r.coordinateSystem,a.position.copy(Bb),a.up.set(0,1,0),a.up.applyMatrix4(wb),a.up.reflect(Rb),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Sb.setFromNormalAndCoplanarPoint(Rb,Ab),Sb.applyMatrix4(a.matrixWorldInverse),Mb.set(Sb.normal.x,Sb.normal.y,Sb.normal.z,Sb.constant);const l=a.projectionMatrix;Lb.x=(Math.sign(Mb.x)+l.elements[8])/l.elements[0],Lb.y=(Math.sign(Mb.y)+l.elements[9])/l.elements[5],Lb.z=-1,Lb.w=(1+l.elements[10])/l.elements[14],Mb.multiplyScalar(1/Mb.dot(Lb));l.elements[2]=Mb.x,l.elements[6]=Mb.y,l.elements[10]=s.coordinateSystem===h?Mb.z-0:Mb.z+1-0,l.elements[14]=Mb.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,Ib=!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 kb=new _e(-1,1,1,-1,0,1);class Gb 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 Ye([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ye(t,2))}}const zb=new Gb;class $b extends ne{constructor(e=null){super(zb,e),this.camera=kb,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,kb)}render(e){e.render(this,kb)}}const Wb=new t;class Hb extends Ml{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new Ne(t,r,s);super(i.texture,Sl()),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 $b(new Yp),this.updateBeforeType=Zs.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(Wb),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 Ml(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Qi(new Hb(Qi(e),...t)),jb=on(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=yn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Rn(_n(e,t),1)):i=Rn(_n(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Rn(r.mul(i));return n.xyz.div(n.w)}),Xb=on(([e,t])=>{const r=t.mul(Rn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return yn(s.x,s.y.oneMinus())}),Kb=on(([e,t,r])=>{const s=Al(Ll(t)),i=bn(e.mul(s)).toVar(),n=Ll(t,i).toVar(),a=Ll(t,i.sub(bn(2,0))).toVar(),o=Ll(t,i.sub(bn(1,0))).toVar(),u=Ll(t,i.add(bn(1,0))).toVar(),l=Ll(t,i.add(bn(2,0))).toVar(),d=Ll(t,i.add(bn(0,2))).toVar(),c=Ll(t,i.add(bn(0,1))).toVar(),h=Ll(t,i.sub(bn(0,1))).toVar(),p=Ll(t,i.sub(bn(0,2))).toVar(),g=Co(Ma(pn(2).mul(o).sub(a),n)).toVar(),m=Co(Ma(pn(2).mul(u).sub(l),n)).toVar(),f=Co(Ma(pn(2).mul(c).sub(d),n)).toVar(),y=Co(Ma(pn(2).mul(h).sub(p),n)).toVar(),b=jb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(jb(e.sub(yn(pn(1).div(s.x),0)),o,r)),b.negate().add(jb(e.add(yn(pn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(jb(e.add(yn(0,pn(1).div(s.y))),c,r)),b.negate().add(jb(e.sub(yn(0,pn(1).div(s.y))),h,r)));return _o(Yo(x,T))}),Yb=on(([e])=>vo(pn(52.9829189).mul(vo(Ko(e,yn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Qb=on(([e,t,r])=>{const s=pn(2.399963229728653),i=yo(pn(e).add(.5).div(pn(t))),n=pn(e).mul(s).add(r);return yn(So(n),No(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Zb extends oi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Sl())}sample(e){return this.callback(e)}}class Jb extends oi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Jb.OBJECT?this.updateType=Zs.OBJECT:e===Jb.MATERIAL?this.updateType=Zs.RENDER:e===Jb.BEFORE_OBJECT?this.updateBeforeType=Zs.OBJECT:e===Jb.BEFORE_MATERIAL&&(this.updateBeforeType=Zs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Jb.OBJECT="object",Jb.MATERIAL="material",Jb.BEFORE_OBJECT="beforeObject",Jb.BEFORE_MATERIAL="beforeMaterial";const ex=(e,t)=>new Jb(e,t).toStack();class tx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class rx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class sx extends oi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const ix=rn(sx),nx=new P,ax=new a;class ox extends oi{static get type(){return"SceneNode"}constructor(e=ox.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ox.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ox.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ox.BACKGROUND_ROTATION?s=Ta("mat4").setName("backgroundRotation").setGroup(ya).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==Qe?(nx.copy(r.backgroundRotation),nx.x*=-1,nx.y*=-1,nx.z*=-1,ax.makeRotationFromEuler(nx)):ax.identity(),ax}):o("SceneNode: Unknown scope:",t),s}}ox.BACKGROUND_BLURRINESS="backgroundBlurriness",ox.BACKGROUND_INTENSITY="backgroundIntensity",ox.BACKGROUND_ROTATION="backgroundRotation";const ux=rn(ox,ox.BACKGROUND_BLURRINESS),lx=rn(ox,ox.BACKGROUND_INTENSITY),dx=rn(ox,ox.BACKGROUND_ROTATION);class cx extends Ml{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ei.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(ei.READ_WRITE)}toReadOnly(){return this.setAccess(ei.READ_ONLY)}toWriteOnly(){return this.setAccess(ei.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}}const hx=tn(cx).setParameterLength(1,3),px=on(({texture:e,uv:t})=>{const r=1e-4,s=_n().toVar();return dn(t.x.lessThan(r),()=>{s.assign(_n(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(_n(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(_n(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(_n(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(_n(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(_n(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(_n(-.01,0,0))).r.sub(e.sample(t.add(_n(r,0,0))).r),n=e.sample(t.add(_n(0,-.01,0))).r.sub(e.sample(t.add(_n(0,r,0))).r),a=e.sample(t.add(_n(0,0,-.01))).r.sub(e.sample(t.add(_n(0,0,r))).r);s.assign(_n(i,n,a))}),s.normalize()});class gx extends Ml{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return _n(.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 px({texture:this,uv:e})}}const mx=tn(gx).setParameterLength(1,3);class fx extends gc{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 yx=new WeakMap;class bx extends di{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Zs.OBJECT,this.updateAfterType=Zs.OBJECT,this.previousModelWorldMatrix=Ta(new a),this.previousProjectionMatrix=Ta(new a).setGroup(ya),this.previousCameraViewMatrix=Ta(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Tx(r);this.previousModelWorldMatrix.value.copy(s);const i=xx(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}){Tx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?td:Ta(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Rd).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Pd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ma(i,n)}}function xx(e){let t=yx.get(e);return void 0===t&&(t={},yx.set(e,t)),t}function Tx(e,t=0){const r=xx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const _x=rn(bx),vx=on(([e])=>Ax(e.rgb)),Nx=on(([e,t=pn(1)])=>t.mix(Ax(e.rgb),e.rgb)),Sx=on(([e,t=pn(1)])=>{const r=Ca(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 iu(e.rgb,s,i)}),Rx=on(([e,t=pn(1)])=>{const r=_n(.57735,.57735,.57735),s=t.cos();return _n(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ax=(e,t=_n(p.getLuminanceCoefficients(new r)))=>Ko(e,t),Ex=on(([e,t=_n(1),s=_n(0),i=_n(1),n=pn(1),a=_n(p.getLuminanceCoefficients(new r,Se))])=>{const o=e.rgb.dot(_n(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return dn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),dn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),dn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Rn(u.rgb,e.a)});class wx extends di{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 Cx=tn(wx).setParameterLength(2);let Mx=null;class Bx extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Wl,t=null){null===Mx&&(Mx=new X),super(e,t,Mx)}getTextureForReference(){return Mx}updateReference(){return this}}const Px=tn(Bx).setParameterLength(0,2),Lx=new t;class Fx extends Ml{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 Dx extends Fx{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 Ux extends di{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 Ne(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=Ta(0),this._cameraFar=Ta(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Zs.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 Dx(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 Dx(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=Bp(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=Cp(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===Ux.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),Lx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Lx)),this._pixelRatio=i,this.setSize(Lx.width,Lx.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:xu({...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()}}Ux.COLOR="color",Ux.DEPTH="depth";class Ix extends Ux{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Ux.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 Yp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=zd.negate(),r=td.mul(Rd),s=pn(1),i=r.mul(Rn(Bd,1)),n=r.mul(Rn(Bd.add(t),1)),a=_o(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Rn(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 Ox=on(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=on(([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"}]}),kx=on(([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"}]}),Gx=on(([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)}),zx=on(([e,t])=>{const r=Mn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Mn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Gx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),$x=Mn(_n(1.6605,-.1246,-.0182),_n(-.5876,1.1329,-.1006),_n(-.0728,-.0083,1.1187)),Wx=Mn(_n(.6274,.0691,.0164),_n(.3293,.9195,.088),_n(.0433,.0113,.8956)),Hx=on(([e])=>{const t=_n(e).toVar(),r=_n(t.mul(t)).toVar(),s=_n(r.mul(r)).toVar();return pn(15.5).mul(s.mul(r)).sub(Ba(40.14,s.mul(t))).add(Ba(31.96,s).sub(Ba(6.868,r.mul(t))).add(Ba(.4298,r).add(Ba(.1191,t).sub(.00232))))}),qx=on(([e,t])=>{const r=_n(e).toVar(),s=Mn(_n(.856627153315983,.137318972929847,.11189821299995),_n(.0951212405381588,.761241990602591,.0767994186031903),_n(.0482516061458583,.101439036467562,.811302368396859)),i=Mn(_n(1.1271005818144368,-.1413297634984383,-.14132976349843826),_n(-.11060664309660323,1.157823702216272,-.11060664309660294),_n(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=pn(-12.47393),a=pn(4.026069);return r.mulAssign(t),r.assign(Wx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(fo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign(Hx(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(_n(0),r),_n(2.2))),r.assign($x.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),jx=on(([e,t])=>{const r=pn(.76),s=pn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=yu(i.lessThan(.08),i.sub(Ba(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));dn(a.lessThan(r),()=>e);const o=Ma(1,r),u=Ma(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ma(1,Pa(1,s.mul(a.sub(u)).add(1)));return iu(e,_n(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class Xx extends oi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const Kx=tn(Xx).setParameterLength(1,3);class Yx extends Xx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Qx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Zx extends oi{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:pn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=Xs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Ks(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Jx=tn(Zx).setParameterLength(1);class eT extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class tT{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const rT=new eT;class sT extends oi{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new eT,this._output=Jx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Jx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Jx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new tT(this),t=rT.get("THREE"),r=rT.get("TSL"),s=this.getMethod(),i=[e,this._local,rT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:pn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Ds(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Us(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const iT=tn(sT).setParameterLength(1,2);function nT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const aT=on(([e,t],r)=>{const s=nT(r);return uu(e,t,s)}),oT=on(([e],t)=>{const r=nT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),uT=on(([e,t])=>Rn(t.toFloat().mix(sa.rgb,e.toVec3()),sa.a));let lT=null,dT=null;class cT extends oi{static get type(){return"RangeNode"}constructor(e=pn(),t=pn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Hs(t.value)),i=e.getTypeLength(Hs(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 Error('THREE.TSL: No "ConstNode" found in node graph.');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(Hs(a)),d=e.getTypeLength(Hs(o));lT=lT||new s,dT=dT||new s,lT.setScalar(0),dT.setScalar(0),1===u?lT.setScalar(a):a.isColor?lT.set(a.r,a.g,a.b,1):lT.set(a.x,a.y,a.z||0,a.w||0),1===d?dT.setScalar(o):o.isColor?dT.set(o.r,o.g,o.b,1):dT.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 pT(e,t),mT=gT("numWorkgroups","uvec3"),fT=gT("workgroupId","uvec3"),yT=gT("globalId","uvec3"),bT=gT("localId","uvec3"),xT=gT("subgroupSize","uint");const TT=tn(class extends oi{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)}});class _T extends ui{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 vT extends oi{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.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new _T(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class NT extends oi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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=pl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}NT.ATOMIC_LOAD="atomicLoad",NT.ATOMIC_STORE="atomicStore",NT.ATOMIC_ADD="atomicAdd",NT.ATOMIC_SUB="atomicSub",NT.ATOMIC_MAX="atomicMax",NT.ATOMIC_MIN="atomicMin",NT.ATOMIC_AND="atomicAnd",NT.ATOMIC_OR="atomicOr",NT.ATOMIC_XOR="atomicXor";const ST=tn(NT),RT=(e,t,r)=>ST(e,t,r).toStack();class AT extends di{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===AT.SUBGROUP_ELECT?"bool":t===AT.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===AT.SUBGROUP_BROADCAST||r===AT.SUBGROUP_SHUFFLE||r===AT.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===AT.SUBGROUP_SHUFFLE_XOR||r===AT.SUBGROUP_SHUFFLE_DOWN||r===AT.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)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}AT.SUBGROUP_ELECT="subgroupElect",AT.SUBGROUP_BALLOT="subgroupBallot",AT.SUBGROUP_ADD="subgroupAdd",AT.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",AT.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",AT.SUBGROUP_MUL="subgroupMul",AT.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",AT.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",AT.SUBGROUP_AND="subgroupAnd",AT.SUBGROUP_OR="subgroupOr",AT.SUBGROUP_XOR="subgroupXor",AT.SUBGROUP_MIN="subgroupMin",AT.SUBGROUP_MAX="subgroupMax",AT.SUBGROUP_ALL="subgroupAll",AT.SUBGROUP_ANY="subgroupAny",AT.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",AT.QUAD_SWAP_X="quadSwapX",AT.QUAD_SWAP_Y="quadSwapY",AT.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",AT.SUBGROUP_BROADCAST="subgroupBroadcast",AT.SUBGROUP_SHUFFLE="subgroupShuffle",AT.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",AT.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",AT.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",AT.QUAD_BROADCAST="quadBroadcast";const ET=sn(AT,AT.SUBGROUP_ELECT).setParameterLength(0),wT=sn(AT,AT.SUBGROUP_BALLOT).setParameterLength(1),CT=sn(AT,AT.SUBGROUP_ADD).setParameterLength(1),MT=sn(AT,AT.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),BT=sn(AT,AT.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),PT=sn(AT,AT.SUBGROUP_MUL).setParameterLength(1),LT=sn(AT,AT.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),FT=sn(AT,AT.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),DT=sn(AT,AT.SUBGROUP_AND).setParameterLength(1),UT=sn(AT,AT.SUBGROUP_OR).setParameterLength(1),IT=sn(AT,AT.SUBGROUP_XOR).setParameterLength(1),OT=sn(AT,AT.SUBGROUP_MIN).setParameterLength(1),VT=sn(AT,AT.SUBGROUP_MAX).setParameterLength(1),kT=sn(AT,AT.SUBGROUP_ALL).setParameterLength(0),GT=sn(AT,AT.SUBGROUP_ANY).setParameterLength(0),zT=sn(AT,AT.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),$T=sn(AT,AT.QUAD_SWAP_X).setParameterLength(1),WT=sn(AT,AT.QUAD_SWAP_Y).setParameterLength(1),HT=sn(AT,AT.QUAD_SWAP_DIAGONAL).setParameterLength(1),qT=sn(AT,AT.SUBGROUP_BROADCAST).setParameterLength(2),jT=sn(AT,AT.SUBGROUP_SHUFFLE).setParameterLength(2),XT=sn(AT,AT.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),KT=sn(AT,AT.SUBGROUP_SHUFFLE_UP).setParameterLength(2),YT=sn(AT,AT.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),QT=sn(AT,AT.QUAD_BROADCAST).setParameterLength(1);let ZT;function JT(e){ZT=ZT||new WeakMap;let t=ZT.get(e);return void 0===t&&ZT.set(e,t={}),t}function e_(e){const t=JT(e);return t.shadowMatrix||(t.shadowMatrix=Ta("mat4").setGroup(ya).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 t_(e,t=Ld){const r=e_(e).mul(t);return r.xyz.div(r.w)}function r_(e){const t=JT(e);return t.position||(t.position=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function s_(e){const t=JT(e);return t.targetPosition||(t.targetPosition=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function i_(e){const t=JT(e);return t.viewPosition||(t.viewPosition=Ta(new r).setGroup(ya).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const n_=e=>sd.transformDirection(r_(e).sub(s_(e))),a_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},o_=new WeakMap,u_=[];class l_ extends oi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Dn("vec3","totalDiffuse"),this.totalSpecularNode=Dn("vec3","totalSpecular"),this.outgoingLightNode=Dn("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(Qi(e));else{let s=null;if(null!==r&&(s=a_(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;o_.has(e)?s=o_.get(e):(s=new r(e),o_.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=_n(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 d_ extends oi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Zs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){c_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Ld)}}const c_=Dn("vec3","shadowPositionWorld");function h_(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 p_(e,t){return t=h_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function g_(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 m_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function f_(e,t){return t=m_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function y_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function b_(e,t,r){return r=f_(t,r=p_(e,r))}function x_(e,t,r){g_(e,r),y_(t,r)}var T_=Object.freeze({__proto__:null,resetRendererAndSceneState:b_,resetRendererState:p_,resetSceneState:f_,restoreRendererAndSceneState:x_,restoreRendererState:g_,restoreSceneState:y_,saveRendererAndSceneState:function(e,t,r={}){return r=m_(t,r=h_(e,r))},saveRendererState:h_,saveSceneState:m_});const __=new WeakMap,v_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),N_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=mc("radius","float",r).setGroup(ya),o=yn(1).div(n),u=a.mul(o.x),l=Yb(ql.xy).mul(6.28318530718);return Ca(i(t.xy.add(Qb(0,5,l).mul(u)),t.z),i(t.xy.add(Qb(1,5,l).mul(u)),t.z),i(t.xy.add(Qb(2,5,l).mul(u)),t.z),i(t.xy.add(Qb(3,5,l).mul(u)),t.z),i(t.xy.add(Qb(4,5,l).mul(u)),t.z)).mul(.2)}),S_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=yn(1).div(n),o=a.x,u=a.y,l=t.xy,d=vo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ca(i(l,t.z),i(l.add(yn(o,0)),t.z),i(l.add(yn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(yn(o.negate(),0)),t.z),i(l.add(yn(o.mul(2),0)),t.z),d.x),iu(i(l.add(yn(o.negate(),u)),t.z),i(l.add(yn(o.mul(2),u)),t.z),d.x),iu(i(l.add(yn(0,u.negate())),t.z),i(l.add(yn(0,u.mul(2))),t.z),d.y),iu(i(l.add(yn(o,u.negate())),t.z),i(l.add(yn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(yn(o.negate(),u.negate())),t.z),i(l.add(yn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(yn(o.negate(),u.mul(2))),t.z),i(l.add(yn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),R_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);dn(a.equal(1),()=>pn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ma(u,.3).div(.65)),Wo(a,u)}),A_=on(([e,t,r])=>{let s=Ld.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),E_=e=>{let t=__.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(ya),s=mc("far","float",t).setGroup(ya),i=hd(e);return A_(i,r,s)})(e):null;t=new Yp,t.colorNode=Rn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,__.set(e,t)}return t},w_=e=>{const t=__.get(e);void 0!==t&&(t.dispose(),__.delete(e))},C_=new Kf,M_=[],B_=(e,t,r,s)=>{M_[0]=e,M_[1]=t;let i=C_.get(M_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Ze)&&(s&&(js(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,C_.set(M_,i)),M_[0]=null,M_[1]=null,i},P_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanVertical"),a=pn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(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=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),L_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanHorizontal"),a=pn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ca(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),F_=[v_,N_,S_,R_];let D_;const U_=new $b;class I_ extends d_{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,pn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(ya);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=mc("near","float",r.camera).setGroup(ya),s=mc("far","float",r.camera).setGroup(ya);n=Pp(e.negate(),t,s)}return a=_n(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return F_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=E;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,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===Ze&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._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=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(ya),n=mc("radius","float",i).setGroup(ya),u=mc("mapSize","vec2",i).setGroup(ya);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Yp);l.fragmentNode=P_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Yp),l.fragmentNode=L_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(ya),l=mc("normalBias","float",i).setGroup(ya),d=e_(s).mul(c_.add(jd.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=n===Ze&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():iu(1,g,u).toVar(),this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture).r.oneMinus():Ll(this.shadowMap.depthTexture,Sl().mul(Al(Pl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return on(()=>{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 [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");D_=b_(i,n,D_),n.overrideMaterial=E_(r),i.setRenderObjectFunction(B_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Ze&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,x_(i,n,D_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),U_.material=this.vsmMaterialVertical,U_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),U_.material=this.vsmMaterialHorizontal,U_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,w_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const O_=(e,t)=>new I_(e,t),V_=new e,k_=new a,G_=new r,z_=new r,$_=[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)],W_=[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)],H_=[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)],q_=[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)],j_=on(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),X_=on(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(ya),n=mc("mapSize","vec2",s).setGroup(ya),a=i.div(n.x),o=Co(t),u=_o(Yo(t,o.x.greaterThan(o.z).select(_n(0,1,0),_n(1,0,0)))),l=Yo(t,u),d=Yb(ql.xy).mul(6.28318530718),c=Qb(0,5,d),h=Qb(1,5,d),p=Qb(2,5,d),g=Qb(3,5,d),m=Qb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),K_=on(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.near),o=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(ya),l=pn(1).toVar();return dn(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class Y_ extends I_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Je?j_:X_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return K_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new et(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=E;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?$_:H_,d=u?W_:q_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(V_),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()),G_.setFromMatrixPosition(s.matrixWorld),a.position.copy(G_),z_.copy(a.position),z_.add(l[e]),a.up.copy(d[e]),a.lookAt(z_),a.updateMatrixWorld(),o.makeTranslation(-G_.x,-G_.y,-G_.z),k_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(k_,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 Q_=(e,t)=>new Y_(e,t);class Z_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Ta(this.color).setGroup(ya),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Zs.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 i_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return O_(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?Qi(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 J_=on(({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)}),ev=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=J_({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class tv extends Z_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(2).setGroup(ya)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return Q_(this.light)}setupDirect(e){return ev({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const rv=on(([e=Sl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),sv=on(([e=Sl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=pn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=yu(s.greaterThan(1),0,1);return i}),iv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=fn(e).toVar();return yu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),nv=on(([e,t])=>{const r=fn(t).toVar(),s=pn(e).toVar();return yu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),av=on(([e])=>{const t=pn(e).toVar();return gn(xo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),ov=on(([e,t])=>{const r=pn(e).toVar();return t.assign(av(r)),r.sub(pn(t))}),uv=pb([on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=pn(s).toVar(),l=pn(r).toVar(),d=pn(t).toVar(),c=pn(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]}),on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=_n(s).toVar(),l=_n(r).toVar(),d=_n(t).toVar(),c=_n(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]})]),lv=pb([on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=pn(o).toVar(),m=pn(a).toVar(),f=pn(n).toVar(),y=pn(i).toVar(),b=pn(s).toVar(),x=pn(r).toVar(),T=pn(t).toVar(),_=pn(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]}),on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=_n(o).toVar(),m=_n(a).toVar(),f=_n(n).toVar(),y=_n(i).toVar(),b=_n(s).toVar(),x=_n(r).toVar(),T=_n(t).toVar(),_=_n(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]})]),dv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=mn(e).toVar(),a=mn(n.bitAnd(mn(7))).toVar(),o=pn(iv(a.lessThan(mn(4)),i,s)).toVar(),u=pn(Ba(2,iv(a.lessThan(mn(4)),s,i))).toVar();return nv(o,fn(a.bitAnd(mn(1)))).add(nv(u,fn(a.bitAnd(mn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),cv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=mn(e).toVar(),u=mn(o.bitAnd(mn(15))).toVar(),l=pn(iv(u.lessThan(mn(8)),a,n)).toVar(),d=pn(iv(u.lessThan(mn(4)),n,iv(u.equal(mn(12)).or(u.equal(mn(14))),a,i))).toVar();return nv(l,fn(u.bitAnd(mn(1)))).add(nv(d,fn(u.bitAnd(mn(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"}]}),hv=pb([dv,cv]),pv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=Nn(e).toVar();return _n(hv(n.x,i,s),hv(n.y,i,s),hv(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"}]}),gv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=Nn(e).toVar();return _n(hv(o.x,a,n,i),hv(o.y,a,n,i),hv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),mv=pb([pv,gv]),fv=on(([e])=>{const t=pn(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),yv=on(([e])=>{const t=pn(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),bv=pb([fv,on(([e])=>{const t=_n(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),xv=pb([yv,on(([e])=>{const t=_n(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Tv=on(([e,t])=>{const r=gn(t).toVar(),s=mn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(gn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),_v=on(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(Tv(r,gn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Tv(e,gn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Tv(t,gn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(Tv(r,gn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(Tv(e,gn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(Tv(t,gn(4))),t.addAssign(e)}),vv=on(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=mn(e).toVar();return s.bitXorAssign(i),s.subAssign(Tv(i,gn(14))),n.bitXorAssign(s),n.subAssign(Tv(s,gn(11))),i.bitXorAssign(n),i.subAssign(Tv(n,gn(25))),s.bitXorAssign(i),s.subAssign(Tv(i,gn(16))),n.bitXorAssign(s),n.subAssign(Tv(s,gn(4))),i.bitXorAssign(n),i.subAssign(Tv(n,gn(14))),s.bitXorAssign(i),s.subAssign(Tv(i,gn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Nv=on(([e])=>{const t=mn(e).toVar();return pn(t).div(pn(mn(gn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Sv=on(([e])=>{const t=pn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Rv=pb([on(([e])=>{const t=gn(e).toVar(),r=mn(mn(1)).toVar(),s=mn(mn(gn(3735928559)).add(r.shiftLeft(mn(2))).add(mn(13))).toVar();return vv(s.add(mn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(mn(2)).toVar(),n=mn().toVar(),a=mn().toVar(),o=mn().toVar();return n.assign(a.assign(o.assign(mn(gn(3735928559)).add(i.shiftLeft(mn(2))).add(mn(13))))),n.addAssign(mn(s)),a.addAssign(mn(r)),vv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(mn(3)).toVar(),o=mn().toVar(),u=mn().toVar(),l=mn().toVar();return o.assign(u.assign(l.assign(mn(gn(3735928559)).add(a.shiftLeft(mn(2))).add(mn(13))))),o.addAssign(mn(n)),u.addAssign(mn(i)),l.addAssign(mn(s)),vv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),on(([e,t,r,s])=>{const i=gn(s).toVar(),n=gn(r).toVar(),a=gn(t).toVar(),o=gn(e).toVar(),u=mn(mn(4)).toVar(),l=mn().toVar(),d=mn().toVar(),c=mn().toVar();return l.assign(d.assign(c.assign(mn(gn(3735928559)).add(u.shiftLeft(mn(2))).add(mn(13))))),l.addAssign(mn(o)),d.addAssign(mn(a)),c.addAssign(mn(n)),_v(l,d,c),l.addAssign(mn(i)),vv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),on(([e,t,r,s,i])=>{const n=gn(i).toVar(),a=gn(s).toVar(),o=gn(r).toVar(),u=gn(t).toVar(),l=gn(e).toVar(),d=mn(mn(5)).toVar(),c=mn().toVar(),h=mn().toVar(),p=mn().toVar();return c.assign(h.assign(p.assign(mn(gn(3735928559)).add(d.shiftLeft(mn(2))).add(mn(13))))),c.addAssign(mn(l)),h.addAssign(mn(u)),p.addAssign(mn(o)),_v(c,h,p),c.addAssign(mn(a)),h.addAssign(mn(n)),vv(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"}]})]),Av=pb([on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(Rv(s,r)).toVar(),n=Nn().toVar();return n.x.assign(i.bitAnd(gn(255))),n.y.assign(i.shiftRight(gn(8)).bitAnd(gn(255))),n.z.assign(i.shiftRight(gn(16)).bitAnd(gn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(Rv(n,i,s)).toVar(),o=Nn().toVar();return o.x.assign(a.bitAnd(gn(255))),o.y.assign(a.shiftRight(gn(8)).bitAnd(gn(255))),o.z.assign(a.shiftRight(gn(16)).bitAnd(gn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),Ev=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(ov(t.x,r)).toVar(),n=pn(ov(t.y,s)).toVar(),a=pn(Sv(i)).toVar(),o=pn(Sv(n)).toVar(),u=pn(uv(hv(Rv(r,s),i,n),hv(Rv(r.add(gn(1)),s),i.sub(1),n),hv(Rv(r,s.add(gn(1))),i,n.sub(1)),hv(Rv(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return bv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(ov(t.x,r)).toVar(),a=pn(ov(t.y,s)).toVar(),o=pn(ov(t.z,i)).toVar(),u=pn(Sv(n)).toVar(),l=pn(Sv(a)).toVar(),d=pn(Sv(o)).toVar(),c=pn(lv(hv(Rv(r,s,i),n,a,o),hv(Rv(r.add(gn(1)),s,i),n.sub(1),a,o),hv(Rv(r,s.add(gn(1)),i),n,a.sub(1),o),hv(Rv(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),hv(Rv(r,s,i.add(gn(1))),n,a,o.sub(1)),hv(Rv(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),hv(Rv(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),hv(Rv(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return xv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),wv=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(ov(t.x,r)).toVar(),n=pn(ov(t.y,s)).toVar(),a=pn(Sv(i)).toVar(),o=pn(Sv(n)).toVar(),u=_n(uv(mv(Av(r,s),i,n),mv(Av(r.add(gn(1)),s),i.sub(1),n),mv(Av(r,s.add(gn(1))),i,n.sub(1)),mv(Av(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return bv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(ov(t.x,r)).toVar(),a=pn(ov(t.y,s)).toVar(),o=pn(ov(t.z,i)).toVar(),u=pn(Sv(n)).toVar(),l=pn(Sv(a)).toVar(),d=pn(Sv(o)).toVar(),c=_n(lv(mv(Av(r,s,i),n,a,o),mv(Av(r.add(gn(1)),s,i),n.sub(1),a,o),mv(Av(r,s.add(gn(1)),i),n,a.sub(1),o),mv(Av(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),mv(Av(r,s,i.add(gn(1))),n,a,o.sub(1)),mv(Av(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),mv(Av(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),mv(Av(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return xv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Cv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(av(t)).toVar();return Nv(Rv(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar();return Nv(Rv(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar();return Nv(Rv(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar(),n=gn(av(t.w)).toVar();return Nv(Rv(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Mv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(av(t)).toVar();return _n(Nv(Rv(r,gn(0))),Nv(Rv(r,gn(1))),Nv(Rv(r,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar();return _n(Nv(Rv(r,s,gn(0))),Nv(Rv(r,s,gn(1))),Nv(Rv(r,s,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar();return _n(Nv(Rv(r,s,i,gn(0))),Nv(Rv(r,s,i,gn(1))),Nv(Rv(r,s,i,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(av(t.x)).toVar(),s=gn(av(t.y)).toVar(),i=gn(av(t.z)).toVar(),n=gn(av(t.w)).toVar();return _n(Nv(Rv(r,s,i,n,gn(0))),Nv(Rv(r,s,i,n,gn(1))),Nv(Rv(r,s,i,n,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Bv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=pn(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Ev(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Pv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(wv(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"}]}),Lv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar();return yn(Bv(o,a,n,i),Bv(o.add(_n(gn(19),gn(193),gn(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"}]}),Fv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(Pv(o,a,n,i)).toVar(),l=pn(Bv(o.add(_n(gn(19),gn(193),gn(17))),a,n,i)).toVar();return Rn(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"}]}),Dv=pb([on(([e,t,r,s,i,n,a])=>{const o=gn(a).toVar(),u=pn(n).toVar(),l=gn(i).toVar(),d=gn(s).toVar(),c=gn(r).toVar(),h=gn(t).toVar(),p=yn(e).toVar(),g=_n(Mv(yn(h.add(d),c.add(l)))).toVar(),m=yn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=yn(yn(pn(h),pn(c)).add(m)).toVar(),y=yn(f.sub(p)).toVar();return dn(o.equal(gn(2)),()=>Co(y.x).add(Co(y.y))),dn(o.equal(gn(3)),()=>Wo(Co(y.x),Co(y.y))),Ko(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"}]}),on(([e,t,r,s,i,n,a,o,u])=>{const l=gn(u).toVar(),d=pn(o).toVar(),c=gn(a).toVar(),h=gn(n).toVar(),p=gn(i).toVar(),g=gn(s).toVar(),m=gn(r).toVar(),f=gn(t).toVar(),y=_n(e).toVar(),b=_n(Mv(_n(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=_n(_n(pn(f),pn(m),pn(g)).add(b)).toVar(),T=_n(x.sub(y)).toVar();return dn(l.equal(gn(2)),()=>Co(T.x).add(Co(T.y)).add(Co(T.z))),dn(l.equal(gn(3)),()=>Wo(Co(T.x),Co(T.y),Co(T.z))),Ko(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"}]})]),Uv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(ov(n.x,a),ov(n.y,o)).toVar(),l=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Dv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Iv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(ov(n.x,a),ov(n.y,o)).toVar(),l=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Dv(u,e,t,a,o,i,s)).toVar();dn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Ov=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(ov(n.x,a),ov(n.y,o)).toVar(),l=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Dv(u,e,t,a,o,i,s)).toVar();dn(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)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Vv=pb([Uv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(ov(n.x,a),ov(n.y,o),ov(n.z,u)).toVar(),d=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Dv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),kv=pb([Iv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(ov(n.x,a),ov(n.y,o),ov(n.z,u)).toVar(),d=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Dv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Gv=pb([Ov,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(ov(n.x,a),ov(n.y,o),ov(n.z,u)).toVar(),d=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Dv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),zv=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=yn(t).toVar(),p=yn(r).toVar(),g=yn(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return dn(c.equal(gn(0)),()=>{N.assign(wv(v))}),dn(c.equal(gn(1)),()=>{N.assign(Mv(v))}),dn(c.equal(gn(2)),()=>{N.assign(Gv(v,m,gn(0)))}),dn(c.equal(gn(3)),()=>{N.assign(Pv(_n(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),dn(b,()=>{N.assign(nu(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"}]}),$v=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=_n(t).toVar(),p=_n(r).toVar(),g=_n(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return dn(c.equal(gn(0)),()=>{N.assign(wv(v))}),dn(c.equal(gn(1)),()=>{N.assign(Mv(v))}),dn(c.equal(gn(2)),()=>{N.assign(Gv(v,m,gn(0)))}),dn(c.equal(gn(3)),()=>{N.assign(Pv(v,x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),dn(b,()=>{N.assign(nu(N,f,y))}),N}).setLayout({name:"mx_unifiednoise3d",type:"float",inputs:[{name:"noiseType",type:"int"},{name:"position",type:"vec3"},{name:"freq",type:"vec3"},{name:"offset",type:"vec3"},{name:"jitter",type:"float"},{name:"outmin",type:"float"},{name:"outmax",type:"float"},{name:"clampoutput",type:"bool"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Wv=on(([e])=>{const t=e.y,r=e.z,s=_n().toVar();return dn(t.lessThan(1e-4),()=>{s.assign(_n(r,r,r))}).Else(()=>{let i=e.x;i=i.sub(xo(i)).mul(6).toVar();const 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if(!0===i.isColor)i.getRGB(Jv),Jv.a=1,n=!0;else if(!0===i.isNode){const u=this.get(e),l=i;Jv.copy(s._clearColor);let d=u.backgroundMesh;if(void 0===d){const h=Rn(l).mul(lx).context({getUV:()=>dx.mul(Hd),getTextureLevel:()=>ux}),p=td.element(3).element(3).equal(1),g=Pa(1,td.element(1).element(1)).mul(3),m=p.select(Bd.mul(g),Bd),f=Rd.mul(Rn(m,0));let y=td.mul(Rn(f.xyz,1));y=y.setZ(y.w);const b=new Yp;function x(){i.removeEventListener("dispose",x),d.material.dispose(),d.geometry.dispose()}b.name="Background.material",b.side=M,b.depthTest=!1,b.depthWrite=!1,b.allowOverride=!1,b.fog=!1,b.lights=!1,b.vertexNode=y,b.colorNode=h,u.backgroundMeshNode=h,u.backgroundMesh=d=new ne(new tt(1,32,32),b),d.frustumCulled=!1,d.name="Background.mesh",i.addEventListener("dispose",x)}const c=l.getCacheKey();u.backgroundCacheKey!==c&&(u.backgroundMeshNode.node=Rn(l).mul(lx),u.backgroundMeshNode.needsUpdate=!0,d.material.needsUpdate=!0,u.backgroundCacheKey=c),t.unshift(d,d.geometry,d.material,0,0,null,null)}else o("Renderer: Unsupported background configuration.",i);const a=s.xr.getEnvironmentBlendMode();if("additive"===a?Jv.set(0,0,0,1):"alpha-blend"===a&&Jv.set(0,0,0,0),!0===s.autoClear||!0===n){const T=r.clearColorValue;T.r=Jv.r,T.g=Jv.g,T.b=Jv.b,T.a=Jv.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(T.r*=T.a,T.g*=T.a,T.b*=T.a),r.depthClearValue=s._clearDepth,r.stencilClearValue=s._clearStencil,r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let tN=0;class rN{constructor(e="",t=[],r=0,s=[]){this.name=e,this.bindings=t,this.index=r,this.bindingsReference=s,this.id=tN++}}class sN{constructor(e,t,r,s,i,n,a,o,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=a,this.updateAfterNodes=o,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new rN(t.name,[],t.index,t.bindingsReference);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class iN{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class nN{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class aN{constructor(e,t,r=!1,s=null){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r,this.count=s}}class oN extends aN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class uN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let lN=0;class dN{constructor(e=null){this.id=lN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class cN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class hN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class pN extends hN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class gN extends hN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class mN extends hN{constructor(e,t=new 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Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),LN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class FN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Ly(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new 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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=ks(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return PN.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,un(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 iN("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 cN(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 nN(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 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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 Yx,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 By(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 dN,this.stack=Ly();for(const r of ri)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 "${t.type}" is not compatible.`),e=new Yp),e.build(this)}else this.addFlow("compute",e);for(const e of ri){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of si){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=MN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new _N(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new vN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new NN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new SN(e);else if("color"===t)s=new RN(e);else if("mat2"===t)s=new AN(e);else if("mat3"===t)s=new EN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new wN(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)}( ${e} )`)}getSignature(){return`// Three.js r${nt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===js(this.object).useVelocity}}class DN{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===Zs.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===Zs.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===Zs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Zs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Zs.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 UN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}UN.isNodeFunctionInput=!0;class IN extends Z_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:n_(this.light),lightColor:e}}}const ON=new a,VN=new a;let kN=null;class GN extends Z_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Ta(new r).setGroup(ya),this.halfWidth=Ta(new r).setGroup(ya),this.updateType=Zs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;VN.identity(),ON.copy(t.matrixWorld),ON.premultiply(r),VN.extractRotation(ON),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(VN),this.halfHeight.value.applyMatrix4(VN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(kN.LTC_FLOAT_1),r=Pl(kN.LTC_FLOAT_2)):(t=Pl(kN.LTC_HALF_1),r=Pl(kN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:i_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){kN=e}}class zN extends Z_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Ta(0).setGroup(ya),this.penumbraCosNode=Ta(0).setGroup(ya),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(0).setGroup(ya),this.colorNode=Ta(this.color).setGroup(ya)}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 uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=t_(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(n_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=J_({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=Pl(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 $N extends zN{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,yn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const WN=on(([e,t])=>{const r=e.abs().sub(t);return Bo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class HN extends zN{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=pn(0),r=this.penumbraCosNode,s=e_(this.light).mul(e.context.positionWorld||Ld);return dn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=WN(e.xy.sub(yn(.5)),yn(.5)),n=Pa(-1,Ma(1,Eo(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class qN extends Z_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class jN extends Z_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=r_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Ta(new e).setGroup(ya)}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=jd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class XN extends Z_{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=Ol(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=Qv(jd,this.lightProbe);e.context.irradiance.addAssign(t)}}class KN{parseFunction(){d("Abstract function.")}}class YN{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){d("Abstract function.")}}YN.isNodeFunction=!0;const QN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,ZN=/[a-z_0-9]+/gi,JN="#pragma main";class eS extends YN{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(JN),r=-1!==t?e.slice(t+12):e,s=r.match(QN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=ZN.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 Yp),n.build(),o("TSL: "+e)}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 sN(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){sS[0]=e,sS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(sS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&iS.push(t.getCacheKey(!0)),i&&iS.push(i.getCacheKey()),n&&iS.push(n.getCacheKey()),iS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),iS.push(this.renderer.shadowMap.enabled?1:0),iS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Us(iS),this.callHashCache.set(sS,s),iS.length=0}return sS.length=0,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===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return gf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),cg(e)}}if(!0===r.isTexture)return Pl(r,Wl.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=mc("color","color",r).setGroup(ya),t=mc("density","float",r).setGroup(ya);return uT(e,oT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(ya),t=mc("near","float",r).setGroup(ya),s=mc("far","float",r).setGroup(ya);return uT(e,aT(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?hc(r):!0===r.isTexture?Pl(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 rS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?mx(e,_n(Wl,Vl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Wl).renderOutput(t.toneMapping,t.currentColorSpace);return rS.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 DN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const aS=new je;class oS{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 mS(i.framebufferWidth,i.framebufferHeight,{format:Re,type:Ge,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;xS(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 NS(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 SS(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 nS(this,r),this._animation=new Xf(this,this._nodes,this.info),this._attributes=new ay(r),this._background=new eN(this,this._nodes),this._geometries=new ly(this._attributes,this.info),this._textures=new Cy(this,r,this.info),this._pipelines=new fy(r,this._nodes),this._bindings=new yy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Jf(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Ny(this.lighting),this._bundles=new dS,this._renderContexts=new Ey,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:AS;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 oS),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=Ed,t.modelNormalViewMatrix=wd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Ed&&e.modelNormalViewMatrix===wd}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(wS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(wS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new oS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?MS:CS;t.isArrayCamera||(BS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(BS,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=ES.width,g.height=ES.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(PS.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)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=PS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=PS.copy(t).floor()}else t=PS.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?MS:CS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&PS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(BS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,PS.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?MS:CS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),PS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(BS)),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=ut;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=t.overrideMaterial.colorNode,d=t.overrideMaterial.depthNode,c=t.overrideMaterial.positionNode,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);e.side=null===i.shadowSide?i.side:i.shadowSide,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=ut,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);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}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 DS 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)+(ny-e%ny)%ny;var e}get buffer(){return this._buffer}update(){return!0}}class US extends DS{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let IS=0;class OS extends US{constructor(e,t){super("UniformBuffer_"+IS++,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 VS extends US{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 $S=0;class WS extends zS{constructor(e,t){super(e,t),this.id=$S++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class HS extends WS{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 qS extends HS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class jS extends HS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const XS={bitcast_int_uint:new Xx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Xx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},KS={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"},YS={low:"lowp",medium:"mediump",high:"highp"},QS={swizzleAssign:!0,storageBuffer:!1},ZS={perspective:"smooth",linear:"noperspective"},JS={centroid:"centroid"},eR="\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 lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class tR extends FN{constructor(e,t){super(e,t,new tS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=XS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==XS[e]&&this._include(e),KS[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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?bt:xt;2===s?n=i?Nt:G:3===s?n=i?St:Rt:4===s&&(n=i?At:Re);const a={Float32Array:j,Uint8Array:Ge,Uint16Array:vt,Uint32Array:S,Int8Array:_t,Int16Array:Tt,Int32Array:R,Uint8ClampedArray:Ge},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=YS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=YS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${ZS[s.interpolationType]||s.interpolationType} ${JS[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${ZS[e.interpolationType]||e.interpolationType} ${JS[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=QS[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)}QS[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 HS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new qS(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new jS(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 OS(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 GS(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 rR=null,sR=null;class iR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Et.RENDER]:null,[Et.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:")?Et.COMPUTE:Et.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 rR=rR||new t,this.renderer.getDrawingBufferSize(rR)}setScissorTest(){}getClearColor(){const e=this.renderer;return sR=sR||new My,e.getClearColor(sR),sR.getRGB(sR),sR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:wt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${nt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let nR,aR,oR=0;class uR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class lR{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:oR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new uR(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 hR,pR,gR,mR=!1;class fR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===mR&&(this._init(),mR=!0)}_init(){const e=this.gl;hR={[Ir]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ur]:e.MIRRORED_REPEAT},pR={[w]:e.NEAREST,[Or]:e.NEAREST_MIPMAP_NEAREST,[st]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[rt]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},gR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[$r]:e.LEQUAL,[zr]:e.EQUAL,[Gr]:e.GEQUAL,[kr]:e.GREATER,[Vr]: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,hR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,hR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,hR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,pR[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,pR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,gR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==st&&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 yR(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class bR{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class xR{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 TR={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 _R{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 SR extends iR{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,r={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},s=void 0!==t.context?t.context:e.domElement.getContext("webgl2",r);function i(t){t.preventDefault();const r={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(r)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=s,this.extensions=new bR(this),this.capabilities=new xR(this),this.attributeUtils=new lR(this),this.textureUtils=new fR(this),this.bufferRenderer=new _R(this),this.state=new dR(this),this.utils=new cR(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 NR(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){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(Et.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;eTR[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=Ay(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 RR="point-list",AR="line-list",ER="line-strip",wR="triangle-list",CR="triangle-strip",MR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},BR="never",PR="less",LR="equal",FR="less-equal",DR="greater",UR="not-equal",IR="greater-equal",OR="always",VR="store",kR="load",GR="clear",zR="ccw",$R="cw",WR="none",HR="back",qR="uint16",jR="uint32",XR="r8unorm",KR="r8snorm",YR="r8uint",QR="r8sint",ZR="r16uint",JR="r16sint",eA="r16float",tA="rg8unorm",rA="rg8snorm",sA="rg8uint",iA="rg8sint",nA="r32uint",aA="r32sint",oA="r32float",uA="rg16uint",lA="rg16sint",dA="rg16float",cA="rgba8unorm",hA="rgba8unorm-srgb",pA="rgba8snorm",gA="rgba8uint",mA="rgba8sint",fA="bgra8unorm",yA="bgra8unorm-srgb",bA="rgb9e5ufloat",xA="rgb10a2unorm",TA="rg11b10ufloat",_A="rg32uint",vA="rg32sint",NA="rg32float",SA="rgba16uint",RA="rgba16sint",AA="rgba16float",EA="rgba32uint",wA="rgba32sint",CA="rgba32float",MA="depth16unorm",BA="depth24plus",PA="depth24plus-stencil8",LA="depth32float",FA="depth32float-stencil8",DA="bc1-rgba-unorm",UA="bc1-rgba-unorm-srgb",IA="bc2-rgba-unorm",OA="bc2-rgba-unorm-srgb",VA="bc3-rgba-unorm",kA="bc3-rgba-unorm-srgb",GA="bc4-r-unorm",zA="bc4-r-snorm",$A="bc5-rg-unorm",WA="bc5-rg-snorm",HA="bc6h-rgb-ufloat",qA="bc6h-rgb-float",jA="bc7-rgba-unorm",XA="bc7-rgba-unorm-srgb",KA="etc2-rgb8unorm",YA="etc2-rgb8unorm-srgb",QA="etc2-rgb8a1unorm",ZA="etc2-rgb8a1unorm-srgb",JA="etc2-rgba8unorm",eE="etc2-rgba8unorm-srgb",tE="eac-r11unorm",rE="eac-r11snorm",sE="eac-rg11unorm",iE="eac-rg11snorm",nE="astc-4x4-unorm",aE="astc-4x4-unorm-srgb",oE="astc-5x4-unorm",uE="astc-5x4-unorm-srgb",lE="astc-5x5-unorm",dE="astc-5x5-unorm-srgb",cE="astc-6x5-unorm",hE="astc-6x5-unorm-srgb",pE="astc-6x6-unorm",gE="astc-6x6-unorm-srgb",mE="astc-8x5-unorm",fE="astc-8x5-unorm-srgb",yE="astc-8x6-unorm",bE="astc-8x6-unorm-srgb",xE="astc-8x8-unorm",TE="astc-8x8-unorm-srgb",_E="astc-10x5-unorm",vE="astc-10x5-unorm-srgb",NE="astc-10x6-unorm",SE="astc-10x6-unorm-srgb",RE="astc-10x8-unorm",AE="astc-10x8-unorm-srgb",EE="astc-10x10-unorm",wE="astc-10x10-unorm-srgb",CE="astc-12x10-unorm",ME="astc-12x10-unorm-srgb",BE="astc-12x12-unorm",PE="astc-12x12-unorm-srgb",LE="clamp-to-edge",FE="repeat",DE="mirror-repeat",UE="linear",IE="nearest",OE="zero",VE="one",kE="src",GE="one-minus-src",zE="src-alpha",$E="one-minus-src-alpha",WE="dst",HE="one-minus-dst",qE="dst-alpha",jE="one-minus-dst-alpha",XE="src-alpha-saturated",KE="constant",YE="one-minus-constant",QE="add",ZE="subtract",JE="reverse-subtract",ew="min",tw="max",rw=0,sw=15,iw="keep",nw="zero",aw="replace",ow="invert",uw="increment-clamp",lw="decrement-clamp",dw="increment-wrap",cw="decrement-wrap",hw="storage",pw="read-only-storage",gw="write-only",mw="read-only",fw="read-write",yw="non-filtering",bw="comparison",xw="float",Tw="unfilterable-float",_w="depth",vw="sint",Nw="uint",Sw="2d",Rw="3d",Aw="2d",Ew="2d-array",ww="cube",Cw="3d",Mw="all",Bw="vertex",Pw="instance",Lw={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"},Fw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Dw extends zS{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 Uw extends DS{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Iw=0;class Ow extends Uw{constructor(e,t){super("StorageBuffer_"+Iw++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ei.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class Vw extends ey{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:UE}),this.flipYSampler=e.createSampler({minFilter:IE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:CR,stripIndexFormat:jR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:CR,stripIndexFormat:jR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Aw,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Aw,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:GR,storeOp:VR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Aw,baseArrayLayer:r});const a=[];for(let o=1;o0)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 Vw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_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,Hw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,qw={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 jw extends YN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Ww);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=Hw.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 Xw extends KN{parseFunction(e){return new jw(e)}}const Kw={[ei.READ_ONLY]:"read",[ei.WRITE_ONLY]:"write",[ei.READ_WRITE]:"read_write"},Yw={[Ir]:"repeat",[xe]:"clamp",[Ur]:"mirror"},Qw={vertex:MR.VERTEX,fragment:MR.FRAGMENT,compute:MR.COMPUTE},Zw={instance:!0,swizzleAssign:!1,storageBuffer:!0},Jw={"^^":"tsl_xor"},eC={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"},tC={},rC={tsl_xor:new Xx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Xx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Xx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Xx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Xx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Xx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Xx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Xx("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 Xx("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 Xx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Xx("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 Xx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Xx("\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")},sC={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 iC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(iC+="diagnostic( off, derivative_uniformity );\n");class nC extends FN{constructor(e,t){super(e,t,new Xw),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}, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,n,s):this.generateTextureLod(e,t,r,i,n,s)}generateWrapFunction(e){const t=`tsl_coord_${Yw[e.wrapS]}S_${Yw[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let r=tC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(rC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(rC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ur?(s.push(rC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",tC[t]=r=new Xx(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 Ru(new hl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Ru(new hl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Ru(new hl("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"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";return i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`),r=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}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=Jw[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."),ei.READ_WRITE):ei.READ_ONLY:e.access}getStorageAccess(e,t){return Kw[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 jS(i.name,i.node,o,n):new HS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new qS(i.name,i.node,o,n):"texture3D"===t&&(s=new jS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Qw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Dw(`${i.name}_sampler`,i.node,o);e.setVisibility(Qw[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?OS:Ow)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Qw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new GS(u,o),e.setVisibility(Qw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|Qw[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=$w(t),n=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;s=`texture_storage_${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}, ${e} )`}getType(e){return eC[e]||e}isAvailable(e){let t=Zw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Zw[e]=t),t}_getWGSLMethod(e){return void 0!==rC[e]&&this._include(e),sC[e]}_include(e){const t=rC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${iC}\n\n// structs\n${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 aC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=PA:e.depth&&(t=BA),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?RR:e.isLineSegments||e.isMesh&&!0===t.wireframe?AR:e.isLine?ER:e.isMesh?wR: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===Ge)return fA;if(e===be)return AA;throw new Error("Unsupported output buffer type.")}}const oC=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&&oC.set(Float16Array,["float16"]);const uC=new Map([[it,["float16"]]]),lC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class dC{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=Mw;let o;o=t.isSampledCubeTexture?ww:t.isSampledTexture3D?Cw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?Ew:Aw,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&MR.COMPUTE&&(s.access===ei.READ_WRITE||s.access===ei.WRITE_ONLY)?e.type=hw:e.type=pw),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===ei.READ_WRITE?fw:t===ei.WRITE_ONLY?gw:mw,s.texture.isArrayTexture?e.viewDimension=Ew:s.texture.is3DTexture&&(e.viewDimension=Cw),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=Tw)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=Tw:t.sampleType=_w;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=vw:e===S?t.sampleType=Nw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=xw:t.sampleType=Tw)}s.isSampledCubeTexture?t.viewDimension=ww:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=Ew:s.isSampledTexture3D&&(t.viewDimension=Cw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=bw:t.type=yw),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 pC{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===ze&&!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===lt){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:QE},r={srcFactor:i,dstFactor:n,operation:QE}};if(e.premultipliedAlpha)switch(s){case ze:i(VE,$E,VE,$E);break;case Wt:i(VE,VE,VE,VE);break;case $t:i(OE,GE,OE,VE);break;case zt:i(WE,$E,OE,VE)}else switch(s){case ze:i(zE,$E,VE,$E);break;case Wt:i(zE,VE,VE,VE);break;case $t:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case zt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case dt:t=OE;break;case Ot:t=VE;break;case It:t=kE;break;case Lt:t=GE;break;case $e:t=zE;break;case We:t=$E;break;case Dt:t=WE;break;case Pt:t=HE;break;case Ft:t=qE;break;case Bt:t=jE;break;case Ut:t=XE;break;case 211:t=KE;break;case 212:t=YE;break;default:o("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case rs:t=BR;break;case ts:t=OR;break;case es:t=PR;break;case Jr:t=FR;break;case Zr:t=LR;break;case Qr:t=IR;break;case Yr:t=DR;break;case Kr:t=UR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=iw;break;case ls:t=nw;break;case us:t=aw;break;case os:t=ow;break;case as:t=uw;break;case ns:t=lw;break;case is:t=dw;break;case ss:t=cw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case He:t=QE;break;case Mt:t=ZE;break;case Ct:t=JE;break;case hs:t=ew;break;case cs:t=tw;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?qR:jR);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?$R:zR,s.cullMode=r.side===B?WR:HR,s}_getColorWriteMask(e){return!0===e.colorWrite?sw:rw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=OR;else{const r=e.depthFunc;switch(r){case Zt:t=BR;break;case Qt:t=OR;break;case Yt:t=PR;break;case Kt:t=FR;break;case Xt:t=LR;break;case jt:t=IR;break;case qt:t=DR;break;case Ht:t=UR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class gC extends vR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 mC extends iR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new aC(this),this.attributeUtils=new dC(this),this.bindingUtils=new hC(this),this.pipelineUtils=new pC(this),this.textureUtils=new zw(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:t.compatibilityMode?"compatibility":void 0},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(Lw),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;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(Lw.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${nt} 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:kR}),this.initTimestampQuery(Et.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 SR(e)));super(new t(e),e),this.library=new bC,this.isWebGPURenderer=!0}}class TC extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class _C{constructor(e,t=Rn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Yp;r.name="PostProcessing",this._quadMesh=new $b(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();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.onAfterPostProcessing&&this._context.onAfterPostProcessing()}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={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=fl(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('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class vC 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 NC extends rx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class SC 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),pn()):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 AC 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>>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 Ds=e=>Fs(e),Us=e=>Fs(e),Is=(...e)=>Fs(e),Os=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Vs=new WeakMap;function ks(e){return Os.get(e)}function Gs(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 zs(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)}function $s(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Ws(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void o("TSL: Unsupported type:",e)}function Hs(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function qs(o,...u){const l=o?o.slice(-4):void 0;return 1===u.length&&("vec2"===l?u=[u[0],u[0]]:"vec3"===l?u=[u[0],u[0],u[0]]:"vec4"===l&&(u=[u[0],u[0],u[0],u[0]])),"color"===o?new e(...u):"vec2"===l?new t(...u):"vec3"===l?new r(...u):"vec4"===l?new s(...u):"mat2"===l?new i(...u):"mat3"===l?new n(...u):"mat4"===l?new a(...u):"bool"===o?u[0]||!1:"float"===o||"int"===o||"uint"===o?u[0]||0:"string"===o?u[0]||"":"ArrayBuffer"===o?Ks(u[0]):null}function js(e){let t=Vs.get(e);return void 0===t&&(t={},Vs.set(e,t)),t}function Xs(e){let t="";const r=new Uint8Array(e);for(let e=0;ee.charCodeAt(0)).buffer}var Ys=Object.freeze({__proto__:null,arrayBufferToBase64:Xs,base64ToArrayBuffer:Ks,getAlignmentFromType:Ws,getDataFromObject:js,getLengthFromType:zs,getMemoryLengthFromType:$s,getTypeFromLength:ks,getTypedArrayFromType:Gs,getValueFromType:qs,getValueType:Hs,hash:Is,hashArray:Us,hashString:Ds});const Qs={VERTEX:"vertex",FRAGMENT:"fragment"},Zs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Js={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},ei={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ti=["fragment","vertex"],ri=["setup","analyze","generate"],si=[...ti,"compute"],ii=["x","y","z","w"],ni={analyze:"setup",generate:"analyze"};let ai=0;class oi extends u{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Zs.NONE,this.updateBeforeType=Zs.NONE,this.updateAfterType=Zs.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:ai++})}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,Zs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Zs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Zs.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}}class ui extends oi{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)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class li extends oi{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class di extends oi{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class ci extends di{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,r)=>t+e.getTypeLength(r.getNodeType(e)),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let u=0;for(const t of i){if(u>=s){o(`TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,l=t.getNodeType(e),d=e.getTypeLength(l);u+d>s&&(o(`TSL: Length of '${r}()' data exceeds maximum length of output type.`),d=s-u,l=e.getTypeFromLength(d)),u+=d,i=t.build(e,l);if(e.getComponentType(l)!==n){const t=e.getTypeFromLength(d,n);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(l,r,t)}}const hi=ii.join("");class pi extends oi{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ii.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===hi.slice(0,this.components.length)?e.format(a,n,t):e.format(`${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 gi extends di{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("");oi.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Ti?Ti.assign(this,...e):o("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn()."),this;{const t=_i.get("assign");return this.addToStack(t(...e))}},oi.prototype.toVarIntent=function(){return this},oi.prototype.get=function(e){return new xi(this,e)};const Si={};function Ri(e,t,r){Si[e]=Si[t]=Si[r]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new pi(this,e),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};const s=e.toUpperCase(),i=t.toUpperCase(),n=r.toUpperCase();oi.prototype["set"+s]=oi.prototype["set"+i]=oi.prototype["set"+n]=function(t){const r=Ni(e);return new gi(this,r,Qi(t))},oi.prototype["flip"+s]=oi.prototype["flip"+i]=oi.prototype["flip"+n]=function(){const t=Ni(e);return new mi(this,t)}}const Ai=["x","y","z","w"],Ei=["r","g","b","a"],wi=["s","t","p","q"];for(let e=0;e<4;e++){let t=Ai[e],r=Ei[e],s=wi[e];Ri(t,r,s);for(let i=0;i<4;i++){t=Ai[e]+Ai[i],r=Ei[e]+Ei[i],s=wi[e]+wi[i],Ri(t,r,s);for(let n=0;n<4;n++){t=Ai[e]+Ai[i]+Ai[n],r=Ei[e]+Ei[i]+Ei[n],s=wi[e]+wi[i]+wi[n],Ri(t,r,s);for(let a=0;a<4;a++)t=Ai[e]+Ai[i]+Ai[n]+Ai[a],r=Ei[e]+Ei[i]+Ei[n]+Ei[a],s=wi[e]+wi[i]+wi[n]+wi[a],Ri(t,r,s)}}}for(let e=0;e<32;e++)Si[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new ui(this,new bi(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Qi(t))}};Object.defineProperties(oi.prototype,Si);const Ci=new WeakMap,Mi=function(e,t=null){for(const r in e)e[r]=Qi(e[r],t);return e},Bi=function(e,t=null){const r=e.length;for(let s=0;su?(o(`TSL: "${r}" parameter length exceeds limit.`),t.slice(0,u)):t}return null===t?n=(...t)=>i(new e(...en(d(t)))):null!==r?(r=Qi(r),n=(...s)=>i(new e(t,...en(d(s)),r))):n=(...r)=>i(new e(t,...en(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},Li=function(e,...t){return new e(...en(t))};class Fi extends oi{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=Ci.get(e.constructor);void 0===s&&(s=new WeakMap,Ci.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Qi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i);const n=r?function(e){let t;Ji(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(r):null;u=Qi(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 Ji(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 Qi(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 oi&&(n=void 0===e[s]?e[t++]:Reflect.get(e,s,i));else n=Reflect.get(r,s,i);n=Qi(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=Qi(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 Di extends oi{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 Fi(this,e)}setup(){return this.call()}}const Ui=[!1,!0],Ii=[0,1,2,3],Oi=[-1,-2],Vi=[.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],ki=new Map;for(const e of Ui)ki.set(e,new bi(e));const Gi=new Map;for(const e of Ii)Gi.set(e,new bi(e,"uint"));const zi=new Map([...Gi].map(e=>new bi(e.value,"int")));for(const e of Oi)zi.set(e,new bi(e,"int"));const $i=new Map([...zi].map(e=>new bi(e.value)));for(const e of Vi)$i.set(e,new bi(e));for(const e of Vi)$i.set(-e,new bi(-e));const Wi={bool:ki,uint:Gi,ints:zi,float:$i},Hi=new Map([...ki,...$i]),qi=(e,t)=>Hi.has(e)?Hi.get(e):!0===e.isNode?e:new bi(e,t),ji=function(e,t=null){return(...r)=>{for(const t of r)if(void 0===t)return o(`TSL: Invalid parameter for the type "${e}".`),new bi(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=[qs(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Zi(t.get(r[0]));if(1===r.length){const t=qi(r[0],e);return t.nodeType===e?Zi(t):Zi(new li(t,e))}const s=r.map(e=>qi(e));return Zi(new ci(s,e))}},Xi=e=>"object"==typeof e&&null!==e?e.value:e,Ki=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Yi(e,t){return new Di(e,t)}const Qi=(e,t=null)=>function(e,t=null){const r=Hs(e);return"node"===r?e:null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Qi(qi(e,t)):"shader"===r?e.isFn?e:on(e):e}(e,t),Zi=(e,t=null)=>Qi(e,t).toVarIntent(),Ji=(e,t=null)=>new Mi(e,t),en=(e,t=null)=>new Bi(e,t),tn=(e,t=null,r=null,s=null)=>new Pi(e,t,r,s),rn=(e,...t)=>new Li(e,...t),sn=(e,t=null,r=null,s={})=>new Pi(e,t,r,{...s,intent:!0});let nn=0;class an extends oi{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."),t=null)),this.shaderNode=new Yi(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"+nn++,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 )".'),e.generateConst(t)}}function on(e,t=null){const r=new an(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 un=e=>{Ti=e},ln=()=>Ti,dn=(...e)=>Ti.If(...e);function cn(e){return Ti&&Ti.addToStack(e),e}vi("toStack",cn);const hn=new ji("color"),pn=new ji("float",Wi.float),gn=new ji("int",Wi.ints),mn=new ji("uint",Wi.uint),fn=new ji("bool",Wi.bool),yn=new ji("vec2"),bn=new ji("ivec2"),xn=new ji("uvec2"),Tn=new ji("bvec2"),_n=new ji("vec3"),vn=new ji("ivec3"),Nn=new ji("uvec3"),Sn=new ji("bvec3"),Rn=new ji("vec4"),An=new ji("ivec4"),En=new ji("uvec4"),wn=new ji("bvec4"),Cn=new ji("mat2"),Mn=new ji("mat3"),Bn=new ji("mat4");vi("toColor",hn),vi("toFloat",pn),vi("toInt",gn),vi("toUint",mn),vi("toBool",fn),vi("toVec2",yn),vi("toIVec2",bn),vi("toUVec2",xn),vi("toBVec2",Tn),vi("toVec3",_n),vi("toIVec3",vn),vi("toUVec3",Nn),vi("toBVec3",Sn),vi("toVec4",Rn),vi("toIVec4",An),vi("toUVec4",En),vi("toBVec4",wn),vi("toMat2",Cn),vi("toMat3",Mn),vi("toMat4",Bn);const Pn=tn(ui).setParameterLength(2),Ln=(e,t)=>Qi(new li(Qi(e),t));vi("element",Pn),vi("convert",Ln);vi("append",e=>(d("TSL: .append() has been renamed to .toStack()."),cn(e)));class Fn extends oi{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 Ds(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 Dn=(e,t)=>new Fn(e,t),Un=(e,t)=>new Fn(e,t,!0),In=rn(Fn,"vec4","DiffuseColor"),On=rn(Fn,"vec3","DiffuseContribution"),Vn=rn(Fn,"vec3","EmissiveColor"),kn=rn(Fn,"float","Roughness"),Gn=rn(Fn,"float","Metalness"),zn=rn(Fn,"float","Clearcoat"),$n=rn(Fn,"float","ClearcoatRoughness"),Wn=rn(Fn,"vec3","Sheen"),Hn=rn(Fn,"float","SheenRoughness"),qn=rn(Fn,"float","Iridescence"),jn=rn(Fn,"float","IridescenceIOR"),Xn=rn(Fn,"float","IridescenceThickness"),Kn=rn(Fn,"float","AlphaT"),Yn=rn(Fn,"float","Anisotropy"),Qn=rn(Fn,"vec3","AnisotropyT"),Zn=rn(Fn,"vec3","AnisotropyB"),Jn=rn(Fn,"color","SpecularColor"),ea=rn(Fn,"color","SpecularColorBlended"),ta=rn(Fn,"float","SpecularF90"),ra=rn(Fn,"float","Shininess"),sa=rn(Fn,"vec4","Output"),ia=rn(Fn,"float","dashSize"),na=rn(Fn,"float","gapSize"),aa=rn(Fn,"float","pointWidth"),oa=rn(Fn,"float","IOR"),ua=rn(Fn,"float","Transmission"),la=rn(Fn,"float","Thickness"),da=rn(Fn,"float","AttenuationDistance"),ca=rn(Fn,"color","AttenuationColor"),ha=rn(Fn,"float","Dispersion");class pa extends oi{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 ga=e=>new pa(e),ma=(e,t=0)=>new pa(e,!0,t),fa=ma("frame"),ya=ma("render"),ba=ga("object");class xa extends fi{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=ba}setName(e){return this.name=e,this}label(e){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),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} = ${u}`,this)}u=s}return e.format(u,r,t)}}const Ta=(e,t)=>{const r=Ki(t||e);if(r===e&&(e=qs(r)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new xa(e,r)};class _a extends di{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const va=(...e)=>{let t;if(1===e.length){const r=e[0];t=new _a(null,r.length,r)}else{const r=e[0],s=e[1];t=new _a(r,s)}return Qi(t)};vi("toArray",(e,t)=>va(Array(t).fill(e)));class Na extends di{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const r=e.getTypeLength(t.node.getNodeType(e));return ii.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=t.getScope();e.getDataFromNode(s).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=r,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.build(e),a=r.getNodeType(e),o=s.build(e,a),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=n);else if(i){const s=e.getVarFromNode(this,null,a),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)o("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length(t=t.length>1||t[0]&&!0===t[0].isNode?en(t):Ji(t[0]),new Ra(Qi(e),t));vi("call",Aa);const Ea={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class wa extends di{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new wa(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r){const t=Math.max(e.getTypeLength(n),e.getTypeLength(a));return t>1?`bvec${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} ${l}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const Ca=sn(wa,"+").setParameterLength(2,1/0).setName("add"),Ma=sn(wa,"-").setParameterLength(2,1/0).setName("sub"),Ba=sn(wa,"*").setParameterLength(2,1/0).setName("mul"),Pa=sn(wa,"/").setParameterLength(2,1/0).setName("div"),La=sn(wa,"%").setParameterLength(2).setName("mod"),Fa=sn(wa,"==").setParameterLength(2).setName("equal"),Da=sn(wa,"!=").setParameterLength(2).setName("notEqual"),Ua=sn(wa,"<").setParameterLength(2).setName("lessThan"),Ia=sn(wa,">").setParameterLength(2).setName("greaterThan"),Oa=sn(wa,"<=").setParameterLength(2).setName("lessThanEqual"),Va=sn(wa,">=").setParameterLength(2).setName("greaterThanEqual"),ka=sn(wa,"&&").setParameterLength(2,1/0).setName("and"),Ga=sn(wa,"||").setParameterLength(2,1/0).setName("or"),za=sn(wa,"!").setParameterLength(1).setName("not"),$a=sn(wa,"^^").setParameterLength(2).setName("xor"),Wa=sn(wa,"&").setParameterLength(2).setName("bitAnd"),Ha=sn(wa,"~").setParameterLength(1).setName("bitNot"),qa=sn(wa,"|").setParameterLength(2).setName("bitOr"),ja=sn(wa,"^").setParameterLength(2).setName("bitXor"),Xa=sn(wa,"<<").setParameterLength(2).setName("shiftLeft"),Ka=sn(wa,">>").setParameterLength(2).setName("shiftRight"),Ya=on(([e])=>(e.addAssign(1),e)),Qa=on(([e])=>(e.subAssign(1),e)),Za=on(([e])=>{const t=gn(e).toConst();return e.addAssign(1),t}),Ja=on(([e])=>{const t=gn(e).toConst();return e.subAssign(1),t});vi("add",Ca),vi("sub",Ma),vi("mul",Ba),vi("div",Pa),vi("mod",La),vi("equal",Fa),vi("notEqual",Da),vi("lessThan",Ua),vi("greaterThan",Ia),vi("lessThanEqual",Oa),vi("greaterThanEqual",Va),vi("and",ka),vi("or",Ga),vi("not",za),vi("xor",$a),vi("bitAnd",Wa),vi("bitNot",Ha),vi("bitOr",qa),vi("bitXor",ja),vi("shiftLeft",Xa),vi("shiftRight",Ka),vi("incrementBefore",Ya),vi("decrementBefore",Qa),vi("increment",Za),vi("decrement",Ja);const eo=(e,t)=>(d('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),La(gn(e),gn(t)));vi("modInt",eo);class to extends di{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===to.MAX||e===to.MIN)&&arguments.length>3){let i=new to(e,t,r);for(let t=2;tn&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===to.LENGTH||t===to.DISTANCE||t===to.DOT?"float":t===to.CROSS?"vec3":t===to.ALL||t===to.ANY?"bool":t===to.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:r,method:s}=this;let i=null;if(s===to.ONE_MINUS)i=Ma(1,t);else if(s===to.RECIPROCAL)i=Pa(1,t);else if(s===to.DIFFERENCE)i=Co(Ma(t,r));else if(s===to.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=Rn(_n(n),0):s=Rn(_n(s),0);const a=Ba(s,n).xyz;i=_o(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,a=this.bNode,o=this.cNode,u=e.renderer.coordinateSystem;if(r===to.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const l=[];return r===to.CROSS?l.push(n.build(e,s),a.build(e,s)):u===c&&r===to.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==c||r!==to.MIN&&r!==to.MAX?r===to.REFRACT?l.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===to.MIX?l.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===h&&r===to.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==to.DFDX&&r!==to.DFDY||(d(`TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),l.push(n.build(e,i)),null!==a&&l.push(a.build(e,i)),null!==o&&l.push(o.build(e,i))):l.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${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}}to.ALL="all",to.ANY="any",to.RADIANS="radians",to.DEGREES="degrees",to.EXP="exp",to.EXP2="exp2",to.LOG="log",to.LOG2="log2",to.SQRT="sqrt",to.INVERSE_SQRT="inversesqrt",to.FLOOR="floor",to.CEIL="ceil",to.NORMALIZE="normalize",to.FRACT="fract",to.SIN="sin",to.COS="cos",to.TAN="tan",to.ASIN="asin",to.ACOS="acos",to.ATAN="atan",to.ABS="abs",to.SIGN="sign",to.LENGTH="length",to.NEGATE="negate",to.ONE_MINUS="oneMinus",to.DFDX="dFdx",to.DFDY="dFdy",to.ROUND="round",to.RECIPROCAL="reciprocal",to.TRUNC="trunc",to.FWIDTH="fwidth",to.TRANSPOSE="transpose",to.DETERMINANT="determinant",to.INVERSE="inverse",to.EQUALS="equals",to.MIN="min",to.MAX="max",to.STEP="step",to.REFLECT="reflect",to.DISTANCE="distance",to.DIFFERENCE="difference",to.DOT="dot",to.CROSS="cross",to.POW="pow",to.TRANSFORM_DIRECTION="transformDirection",to.MIX="mix",to.CLAMP="clamp",to.REFRACT="refract",to.SMOOTHSTEP="smoothstep",to.FACEFORWARD="faceforward";const ro=pn(1e-6),so=pn(1e6),io=pn(Math.PI),no=pn(2*Math.PI),ao=pn(2*Math.PI),oo=pn(.5*Math.PI),uo=sn(to,to.ALL).setParameterLength(1),lo=sn(to,to.ANY).setParameterLength(1),co=sn(to,to.RADIANS).setParameterLength(1),ho=sn(to,to.DEGREES).setParameterLength(1),po=sn(to,to.EXP).setParameterLength(1),go=sn(to,to.EXP2).setParameterLength(1),mo=sn(to,to.LOG).setParameterLength(1),fo=sn(to,to.LOG2).setParameterLength(1),yo=sn(to,to.SQRT).setParameterLength(1),bo=sn(to,to.INVERSE_SQRT).setParameterLength(1),xo=sn(to,to.FLOOR).setParameterLength(1),To=sn(to,to.CEIL).setParameterLength(1),_o=sn(to,to.NORMALIZE).setParameterLength(1),vo=sn(to,to.FRACT).setParameterLength(1),No=sn(to,to.SIN).setParameterLength(1),So=sn(to,to.COS).setParameterLength(1),Ro=sn(to,to.TAN).setParameterLength(1),Ao=sn(to,to.ASIN).setParameterLength(1),Eo=sn(to,to.ACOS).setParameterLength(1),wo=sn(to,to.ATAN).setParameterLength(1,2),Co=sn(to,to.ABS).setParameterLength(1),Mo=sn(to,to.SIGN).setParameterLength(1),Bo=sn(to,to.LENGTH).setParameterLength(1),Po=sn(to,to.NEGATE).setParameterLength(1),Lo=sn(to,to.ONE_MINUS).setParameterLength(1),Fo=sn(to,to.DFDX).setParameterLength(1),Do=sn(to,to.DFDY).setParameterLength(1),Uo=sn(to,to.ROUND).setParameterLength(1),Io=sn(to,to.RECIPROCAL).setParameterLength(1),Oo=sn(to,to.TRUNC).setParameterLength(1),Vo=sn(to,to.FWIDTH).setParameterLength(1),ko=sn(to,to.TRANSPOSE).setParameterLength(1),Go=sn(to,to.DETERMINANT).setParameterLength(1),zo=sn(to,to.INVERSE).setParameterLength(1),$o=sn(to,to.MIN).setParameterLength(2,1/0),Wo=sn(to,to.MAX).setParameterLength(2,1/0),Ho=sn(to,to.STEP).setParameterLength(2),qo=sn(to,to.REFLECT).setParameterLength(2),jo=sn(to,to.DISTANCE).setParameterLength(2),Xo=sn(to,to.DIFFERENCE).setParameterLength(2),Ko=sn(to,to.DOT).setParameterLength(2),Yo=sn(to,to.CROSS).setParameterLength(2),Qo=sn(to,to.POW).setParameterLength(2),Zo=e=>Ba(e,e),Jo=e=>Ba(e,e,e),eu=e=>Ba(e,e,e,e),tu=sn(to,to.TRANSFORM_DIRECTION).setParameterLength(2),ru=e=>Ba(Mo(e),Qo(Co(e),1/3)),su=e=>Ko(e,e),iu=sn(to,to.MIX).setParameterLength(3),nu=(e,t=0,r=1)=>Qi(new to(to.CLAMP,Qi(e),Qi(t),Qi(r))),au=e=>nu(e),ou=sn(to,to.REFRACT).setParameterLength(3),uu=sn(to,to.SMOOTHSTEP).setParameterLength(3),lu=sn(to,to.FACEFORWARD).setParameterLength(3),du=on(([e])=>{const t=Ko(e.xy,yn(12.9898,78.233)),r=La(t,io);return vo(No(r).mul(43758.5453))}),cu=(e,t,r)=>iu(t,r,e),hu=(e,t,r)=>uu(t,r,e),pu=(e,t)=>Ho(t,e),gu=lu,mu=bo;vi("all",uo),vi("any",lo),vi("radians",co),vi("degrees",ho),vi("exp",po),vi("exp2",go),vi("log",mo),vi("log2",fo),vi("sqrt",yo),vi("inverseSqrt",bo),vi("floor",xo),vi("ceil",To),vi("normalize",_o),vi("fract",vo),vi("sin",No),vi("cos",So),vi("tan",Ro),vi("asin",Ao),vi("acos",Eo),vi("atan",wo),vi("abs",Co),vi("sign",Mo),vi("length",Bo),vi("lengthSq",su),vi("negate",Po),vi("oneMinus",Lo),vi("dFdx",Fo),vi("dFdy",Do),vi("round",Uo),vi("reciprocal",Io),vi("trunc",Oo),vi("fwidth",Vo),vi("min",$o),vi("max",Wo),vi("step",pu),vi("reflect",qo),vi("distance",jo),vi("dot",Ko),vi("cross",Yo),vi("pow",Qo),vi("pow2",Zo),vi("pow3",Jo),vi("pow4",eu),vi("transformDirection",tu),vi("mix",cu),vi("clamp",nu),vi("refract",ou),vi("smoothstep",hu),vi("faceForward",lu),vi("difference",Xo),vi("saturate",au),vi("cbrt",ru),vi("transpose",ko),vi("determinant",Go),vi("inverse",zo),vi("rand",du);class fu extends oi{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode,r=this.ifNode.isolate(),s=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=n?r:r.context({nodeBlock:r}),a.elseNode=s?n?s:s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,u="void"!==t,l=u?Dn(r).build(e):"";s.nodeProperty=l;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const s=n.build(e,r),i=a.build(e,r),o=e.getTernary(c,s,i);return e.format(o,r,t)}e.addFlowCode(`\n${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."),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."),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 yu=tn(fu).setParameterLength(2,3);vi("select",yu);class bu extends oi{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 xu=(e=null,t={})=>{let r=e;return null!==r&&!0===r.isNode||(t=r||t,r=null),new bu(r,t)},Tu=e=>xu(e,{uniformFlow:!0}),_u=(e,t)=>xu(e,{nodeName:t});function vu(e,t,r=null){return xu(r,{getShadow:({light:r,shadowColorNode:s})=>t===r?s.mul(e):s})}function Nu(e,t=null){return xu(t,{getAO:(t,{material:r})=>!0===r.transparent?t:null!==t?t.mul(e):e})}function Su(e,t){return d('TSL: "label()" has been deprecated. Use "setName()" instead.'),_u(e,t)}vi("context",xu),vi("label",Su),vi("uniformFlow",Tu),vi("setName",_u),vi("builtinShadowContext",(e,t,r)=>vu(t,r,e)),vi("builtinAOContext",(e,t)=>Nu(t,e));class Ru extends oi{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.');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 Au=tn(Ru),Eu=(e,t=null)=>Au(e,t).toStack(),wu=(e,t=null)=>Au(e,t,!0).toStack(),Cu=e=>Au(e).setIntent(!0).toStack();vi("toVar",Eu),vi("toConst",wu),vi("toVarIntent",Cu);class Mu extends oi{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 Bu=(e,t,r=null)=>Qi(new Mu(Qi(e),t,r));class Pu extends oi{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,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=Bu(this.node,"VERTEX")}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Qs.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,Qs.VERTEX);e.flowNodeFromShaderStage(Qs.VERTEX,r.node,i,n),r[t]=n}return e.getPropertyName(s)}}const Lu=tn(Pu).setParameterLength(1,2),Fu=e=>Lu(e);vi("toVarying",Lu),vi("toVertexStage",Fu);const Du=on(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return iu(t,r,s)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Uu=on(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return iu(t,r,s)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Iu="WorkingColorSpace";class Ou extends di{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===Iu?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=Rn(Du(i.rgb),i.a)),p.getPrimaries(r)!==p.getPrimaries(s)&&(i=Rn(Mn(p._getMatrix(new n,r,s)).mul(i.rgb),i.a)),p.getTransfer(s)===g&&(i=Rn(Uu(i.rgb),i.a)),i):i}}const Vu=(e,t)=>Qi(new Ou(Qi(e),Iu,t)),ku=(e,t)=>Qi(new Ou(Qi(e),t,Iu));vi("workingToColorSpace",Vu),vi("colorSpaceToWorking",ku);let Gu=class extends ui{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 zu extends oi{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=Zs.OBJECT}setGroup(e){return this.group=e,this}element(e){return new Gu(this,Qi(e))}setNodeType(e){const t=Ta(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 $u(e,t,r);class Hu extends di{static get type(){return"ToneMappingNode"}constructor(e,t=ju,r=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return Is(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=Rn(i(t.rgb,this.exposureNode),t.a):(o("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const qu=(e,t,r)=>Qi(new Hu(e,Qi(t),Qi(r))),ju=Wu("toneMappingExposure","float");vi("toneMapping",(e,t,r)=>qu(t,r,e));const Xu=new WeakMap;function Ku(e,t){let r=Xu.get(e);return void 0===r&&(r=new b(e,t),Xu.set(e,r)),r}class Yu extends fi{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?Ku(s.array,i):Ku(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=Lu(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 Qu(e,t=null,r=0,s=0,i=f,n=!1){return"mat3"===t||null===t&&9===e.itemSize?Mn(new Yu(e,"vec3",9,0).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,3).setUsage(i).setInstanced(n),new Yu(e,"vec3",9,6).setUsage(i).setInstanced(n)):"mat4"===t||null===t&&16===e.itemSize?Bn(new Yu(e,"vec4",16,0).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,4).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,8).setUsage(i).setInstanced(n),new Yu(e,"vec4",16,12).setUsage(i).setInstanced(n)):new Yu(e,t,r,s).setUsage(i)}const Zu=(e,t=null,r=0,s=0)=>Qu(e,t,r,s),Ju=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,f,!0),el=(e,t=null,r=0,s=0)=>Qu(e,t,r,s,x,!0);vi("toAttribute",e=>Zu(e.value));class tl extends oi{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=Zs.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.'),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 rl=(e,t=[64])=>{(0===t.length||t.length>3)&&o("TSL: compute() workgroupSize must have 1, 2, or 3 elements");for(let e=0;erl(e,r).setCount(t);vi("compute",sl),vi("computeKernel",rl);class il extends oi{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 nl=e=>new il(Qi(e));function al(e,t=!0){return d('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),nl(e).setParent(t)}vi("cache",al),vi("isolate",nl);class ol extends oi{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 ul=tn(ol).setParameterLength(2);vi("bypass",ul);class ll extends oi{static get type(){return"RemapNode"}constructor(e,t,r,s=pn(0),i=pn(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 dl=tn(ll,null,null,{doClamp:!1}).setParameterLength(3,5),cl=tn(ll).setParameterLength(3,5);vi("remap",dl),vi("remapClamp",cl);class hl extends oi{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 pl=tn(hl).setParameterLength(1,2),gl=e=>(e?yu(e,pl("discard")):pl("discard")).toStack();vi("discard",gl);class ml extends di{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 fl=(e,t=null,r=null)=>Qi(new ml(Qi(e),t,r));vi("renderOutput",fl);class yl extends di{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 bl=(e,t=null)=>Qi(new yl(Qi(e),t)).toStack();vi("debug",bl);class xl{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 Tl extends oi{static get type(){return"InspectorNode"}constructor(e,t="",r=null){super(),this.node=e,this.name=t,this.callback=r,this.updateType=Zs.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!==xl&&v('TSL: ".toInspector()" is only available with WebGPU.'),t}}function _l(e,t="",r=null){return(e=Qi(e)).before(new Tl(e,t,r))}vi("toInspector",_l);class vl extends oi{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 Lu(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 Nl=(e,t=null)=>new vl(e,t),Sl=(e=0)=>Nl("uv"+(e>0?e:""),"vec2");class Rl extends oi{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 Al=tn(Rl).setParameterLength(1,2);class El extends xa{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=Zs.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 wl=tn(El).setParameterLength(1),Cl=new N;class Ml extends xa{static get type(){return"TextureNode"}constructor(e=Cl,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=Zs.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 Sl(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=Ta(this.value.matrix)),this._matrixUniform.mul(_n(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=Ta(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(gn(Al(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 Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");const s=on(()=>{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?Zs.OBJECT:Zs.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=Ho(pl(x,"float"),pl(N,a)).build(e,a)),e.addLineFlowCode(`${o} = ${N}`,this),n.snippet=N,n.propertyName=o}let u=o;return e.needsToWorkingColorSpace(r)&&(u=ku(pl(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=Qi(e),t.referenceNode=this.getBase(),Qi(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Qi(e).mul(wl(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),Qi(t)}level(e){const t=this.clone();return t.levelNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}size(e){return Al(this,e)}bias(e){const t=this.clone();return t.biasNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}grad(e,t){const r=this.clone();return r.gradNode=[Qi(e),Qi(t)],r.referenceNode=this.getBase(),Qi(r)}depth(e){const t=this.clone();return t.depthNode=Qi(e),t.referenceNode=this.getBase(),Qi(t)}offset(e){const t=this.clone();return t.offsetNode=Qi(e),t.referenceNode=this.getBase(),Qi(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 Bl=tn(Ml).setParameterLength(1,4).setName("texture"),Pl=(e=Cl,t=null,r=null,s=null)=>{let i;return e&&!0===e.isTextureNode?(i=Qi(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=Bl(e,t,r,s),i},Ll=(...e)=>Pl(...e).setSampler(!1);class Fl extends xa{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 Dl=(e,t,r)=>new Fl(e,t,r);class Ul extends ui{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 Il extends Fl{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?Hs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=Zs.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 Il(e,t);const Vl=tn(class extends oi{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let kl,Gl;class zl extends oi{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===zl.DPR?"float":this.scope===zl.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=Zs.NONE;return this.scope!==zl.SIZE&&this.scope!==zl.VIEWPORT&&this.scope!==zl.DPR||(e=Zs.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===zl.VIEWPORT?null!==t?Gl.copy(t.viewport):(e.getViewport(Gl),Gl.multiplyScalar(e.getPixelRatio())):this.scope===zl.DPR?this._output.value=e.getPixelRatio():null!==t?(kl.width=t.width,kl.height=t.height):e.getDrawingBufferSize(kl)}setup(){const e=this.scope;let r=null;return r=e===zl.SIZE?Ta(kl||(kl=new t)):e===zl.VIEWPORT?Ta(Gl||(Gl=new s)):e===zl.DPR?Ta(1):yn(ql.div(Hl)),this._output=r,r}generate(e){if(this.scope===zl.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Hl).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}zl.COORDINATE="coordinate",zl.VIEWPORT="viewport",zl.SIZE="size",zl.UV="uv",zl.DPR="dpr";const $l=rn(zl,zl.DPR),Wl=rn(zl,zl.UV),Hl=rn(zl,zl.SIZE),ql=rn(zl,zl.COORDINATE),jl=rn(zl,zl.VIEWPORT),Xl=jl.zw,Kl=ql.sub(jl.xy),Yl=Kl.div(Xl),Ql=on(()=>(d('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.'),Hl),"vec2").once()(),Zl=Ta(0,"uint").setName("u_cameraIndex").setGroup(ma("cameraIndex")).toVarying("v_cameraIndex"),Jl=Ta("float").setName("cameraNear").setGroup(ya).onRenderUpdate(({camera:e})=>e.near),ed=Ta("float").setName("cameraFar").setGroup(ya).onRenderUpdate(({camera:e})=>e.far),td=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Ol(r).setGroup(ya).setName("cameraProjectionMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrix")}else t=Ta("mat4").setName("cameraProjectionMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrix);return t}).once()(),rd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrixInverse);t=Ol(r).setGroup(ya).setName("cameraProjectionMatricesInverse").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraProjectionMatrixInverse")}else t=Ta("mat4").setName("cameraProjectionMatrixInverse").setGroup(ya).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse);return t}).once()(),sd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Ol(r).setGroup(ya).setName("cameraViewMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraViewMatrix")}else t=Ta("mat4").setName("cameraViewMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorldInverse);return t}).once()(),id=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorld);t=Ol(r).setGroup(ya).setName("cameraWorldMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraWorldMatrix")}else t=Ta("mat4").setName("cameraWorldMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.matrixWorld);return t}).once()(),nd=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.normalMatrix);t=Ol(r).setGroup(ya).setName("cameraNormalMatrices").element(e.isMultiViewCamera?Vl("gl_ViewID_OVR"):Zl).toConst("cameraNormalMatrix")}else t=Ta("mat3").setName("cameraNormalMatrix").setGroup(ya).onRenderUpdate(({camera:e})=>e.normalMatrix);return t}).once()(),ad=on(({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()(),od=on(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.viewport);t=Ol(r,"vec4").setGroup(ya).setName("cameraViewports").element(Zl).toConst("cameraViewport")}else t=Rn(0,0,Hl.x,Hl.y).toConst("cameraViewport");return t}).once()(),ud=new C;class ld extends oi{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Zs.OBJECT,this.uniformNode=new xa(null)}getNodeType(){const e=this.scope;return e===ld.WORLD_MATRIX?"mat4":e===ld.POSITION||e===ld.VIEW_POSITION||e===ld.DIRECTION||e===ld.SCALE?"vec3":e===ld.RADIUS?"float":void 0}update(e){const t=this.object3d,s=this.uniformNode,i=this.scope;if(i===ld.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===ld.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===ld.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===ld.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===ld.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===ld.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),ud.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),s.value=ud.radius}}generate(e){const t=this.scope;return t===ld.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===ld.POSITION||t===ld.VIEW_POSITION||t===ld.DIRECTION||t===ld.SCALE?this.uniformNode.nodeType="vec3":t===ld.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}}ld.WORLD_MATRIX="worldMatrix",ld.POSITION="position",ld.SCALE="scale",ld.VIEW_POSITION="viewPosition",ld.DIRECTION="direction",ld.RADIUS="radius";const dd=tn(ld,ld.DIRECTION).setParameterLength(1),cd=tn(ld,ld.WORLD_MATRIX).setParameterLength(1),hd=tn(ld,ld.POSITION).setParameterLength(1),pd=tn(ld,ld.SCALE).setParameterLength(1),gd=tn(ld,ld.VIEW_POSITION).setParameterLength(1),md=tn(ld,ld.RADIUS).setParameterLength(1);class fd extends ld{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const yd=rn(fd,fd.DIRECTION),bd=rn(fd,fd.WORLD_MATRIX),xd=rn(fd,fd.POSITION),Td=rn(fd,fd.SCALE),_d=rn(fd,fd.VIEW_POSITION),vd=rn(fd,fd.RADIUS),Nd=Ta(new n).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),Sd=Ta(new a).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),Rd=on(e=>e.context.modelViewMatrix||Ad).once()().toVar("modelViewMatrix"),Ad=sd.mul(bd),Ed=on(e=>(e.context.isHighPrecisionModelViewMatrix=!0,Ta("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),wd=on(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return Ta("mat3").onObjectUpdate(({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),Cd=on(e=>"fragment"!==e.shaderStage?(v("TSL: `clipSpace` is only available in fragment stage."),Rn()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),Md=Nl("position","vec3"),Bd=Md.toVarying("positionLocal"),Pd=Md.toVarying("positionPrevious"),Ld=on(e=>"fragment"===e.shaderStage&&e.material.vertexNode?id.mul(Dd).xyz.toVar("positionWorld"):bd.mul(Bd).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),Fd=on(()=>Bd.transformDirection(bd).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),Dd=on(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=rd.mul(Cd);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION"])(),Ud=on(e=>{let t;return t=e.camera.isOrthographicCamera?_n(0,0,1):Dd.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class Id extends oi{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 Od=rn(Id),Vd=pn(Od).mul(2).sub(1),kd=on(([e],{material:t})=>{const r=t.side;return r===M?e=e.mul(-1):r===B&&(e=e.mul(Vd)),e}),Gd=Nl("normal","vec3"),zd=on(e=>!1===e.geometry.hasAttribute("normal")?(d('TSL: Vertex attribute "normal" not found on geometry.'),_n(0,1,0)):Gd,"vec3").once()().toVar("normalLocal"),$d=Dd.dFdx().cross(Dd.dFdy()).normalize().toVar("normalFlat"),Wd=on(e=>{let t;return t=!0===e.material.flatShading?$d:Yd(zd).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),Hd=on(e=>{let t=Wd.transformDirection(sd);return!0!==e.material.flatShading&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),qd=on(({subBuildFn:e,material:t,context:r})=>{let s;return"NORMAL"===e||"VERTEX"===e?(s=Wd,!0!==t.flatShading&&(s=kd(s))):s=r.setupNormal().context({getUV:null}),s},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),jd=qd.transformDirection(sd).toVar("normalWorld"),Xd=on(({subBuildFn:e,context:t})=>{let r;return r="NORMAL"===e||"VERTEX"===e?qd:t.setupClearcoatNormal().context({getUV:null}),r},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),Kd=on(([e,t=bd])=>{const r=Mn(t),s=e.div(_n(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz}),Yd=on(([e],t)=>{const r=t.context.modelNormalViewMatrix;if(r)return r.transformDirection(e);const s=Nd.mul(e);return sd.transformDirection(s)}),Qd=on(()=>(d('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),qd)).once(["NORMAL","VERTEX"])(),Zd=on(()=>(d('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),jd)).once(["NORMAL","VERTEX"])(),Jd=on(()=>(d('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),Xd)).once(["NORMAL","VERTEX"])(),ec=new P,tc=new a,rc=Ta(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),sc=Ta(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),ic=Ta(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?(ec.copy(r),tc.makeRotationFromEuler(ec)):tc.identity(),tc}),nc=Ud.negate().reflect(qd),ac=Ud.negate().refract(qd,rc),oc=nc.transformDirection(sd).toVar("reflectVector"),uc=ac.transformDirection(sd).toVar("reflectVector"),lc=new L;class dc extends Ml{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===F?oc:e.mapping===D?uc:(o('CubeTextureNode: Mapping "%s" not supported.',e.mapping),_n(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!0===r.isDepthTexture?e.renderer.coordinateSystem===h?_n(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==h&&r.isRenderTargetTexture||(t=_n(t.x.negate(),t.yz)),ic.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const cc=tn(dc).setParameterLength(1,4).setName("cubeTexture"),hc=(e=lc,t=null,r=null,s=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Qi(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Qi(t)),null!==r&&(i.levelNode=Qi(r)),null!==s&&(i.biasNode=Qi(s))):i=cc(e,t,r,s),i};class pc extends ui{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 gc extends oi{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=Zs.OBJECT}element(e){return new pc(this,Qi(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?Dl(null,e,this.count):Array.isArray(this.getValueFromReference())?Ol(null,e):"texture"===e?Pl(null):"cubeTexture"===e?hc(null):Ta(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 gc(e,t,r),fc=(e,t,r,s)=>new gc(e,t,s,r);class yc extends gc{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 bc=(e,t,r=null)=>new yc(e,t,r),xc=Sl(),Tc=Dd.dFdx(),_c=Dd.dFdy(),vc=xc.dFdx(),Nc=xc.dFdy(),Sc=qd,Rc=_c.cross(Sc),Ac=Sc.cross(Tc),Ec=Rc.mul(vc.x).add(Ac.mul(Nc.x)),wc=Rc.mul(vc.y).add(Ac.mul(Nc.y)),Cc=Ec.dot(Ec).max(wc.dot(wc)),Mc=Cc.equal(0).select(0,Cc.inverseSqrt()),Bc=Ec.mul(Mc).toVar("tangentViewFrame"),Pc=wc.mul(Mc).toVar("bitangentViewFrame"),Lc=Nl("tangent","vec4"),Fc=Lc.xyz.toVar("tangentLocal"),Dc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Rd.mul(Rn(Fc,0)).xyz.toVarying("v_tangentView").normalize():Bc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),Uc=Dc.transformDirection(sd).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Ic=on(([e,t],{subBuildFn:r,material:s})=>{let i=e.mul(Lc.w).xyz;return"NORMAL"===r&&!0!==s.flatShading&&(i=i.toVarying(t)),i}).once(["NORMAL"]),Oc=Ic(Gd.cross(Lc),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Vc=Ic(zd.cross(Fc),"v_bitangentLocal").normalize().toVar("bitangentLocal"),kc=on(({subBuildFn:e,geometry:t,material:r})=>{let s;return s="VERTEX"===e||t.hasAttribute("tangent")?Ic(qd.cross(Dc),"v_bitangentView").normalize():Pc,!0!==r.flatShading&&(s=kd(s)),s},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),Gc=Ic(jd.cross(Uc),"v_bitangentWorld").normalize().toVar("bitangentWorld"),zc=Mn(Dc,kc,qd).toVar("TBNViewMatrix"),$c=Ud.mul(zc),Wc=on(()=>{let e=Zn.cross(Ud);return e=e.cross(Zn).normalize(),e=iu(e,qd,Yn.mul(kn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),Hc=e=>Qi(e).mul(.5).add(.5),qc=e=>_n(e,yo(au(pn(1).sub(Ko(e,e)))));class jc extends di{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=U,this.unpackNormalMode=I}setup({material:e}){const{normalMapType:t,scaleNode:r,unpackNormalMode:s}=this;let i=this.node.mul(2).sub(1);if(t===U?s===O?i=qc(i.xy):s===V?i=qc(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.flatShading&&(t=kd(t)),i=_n(i.xy.mul(t),i.z)}let n=null;return t===k?n=Yd(i):t===U?n=zc.mul(i).normalize():(o(`NodeMaterial: Unsupported normal map type: ${t}`),n=qd),n}}const Xc=tn(jc).setParameterLength(1,2),Kc=on(({textureNode:e,bumpScale:t})=>{const r=t=>e.isolate().context({getUV:e=>t(e.uvNode||Sl()),forceUVContext:!0}),s=pn(r(e=>e));return yn(pn(r(e=>e.add(e.dFdx()))).sub(s),pn(r(e=>e.add(e.dFdy()))).sub(s)).mul(t)}),Yc=on(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(Vd),l=u.sign().mul(s.x.mul(a).add(s.y.mul(o)));return u.abs().mul(r).sub(l).normalize()});class Qc extends di{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=Kc({textureNode:this.textureNode,bumpScale:e});return Yc({surf_pos:Dd,surf_norm:qd,dHdxy:t})}}const Zc=tn(Qc).setParameterLength(1,2),Jc=new Map;class eh extends oi{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=Jc.get(e);return void 0===r&&(r=bc(e,t),Jc.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===eh.COLOR){const e=void 0!==t.color?this.getColor(r):_n();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===eh.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===eh.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:pn(1);else if(r===eh.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===eh.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===eh.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===eh.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===eh.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===eh.NORMAL)t.normalMap?(s=Xc(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?Zc(this.getTexture("bump").r,this.getFloat("bumpScale")):qd;else if(r===eh.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===eh.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?Xc(this.getTexture(r),this.getCache(r+"Scale","vec2")):qd;else if(r===eh.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===eh.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===eh.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Cn(Oh.x,Oh.y,Oh.y.negate(),Oh.x).mul(e.rg.mul(2).sub(yn(1)).normalize().mul(e.b))}else s=Oh;else if(r===eh.IRIDESCENCE_THICKNESS){const e=mc("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=mc("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===eh.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===eh.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===eh.IOR)s=this.getFloat(r);else if(r===eh.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===eh.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(r===eh.LINE_DASH_OFFSET)s=t.dashOffset?this.getFloat(r):pn(0);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}eh.ALPHA_TEST="alphaTest",eh.COLOR="color",eh.OPACITY="opacity",eh.SHININESS="shininess",eh.SPECULAR="specular",eh.SPECULAR_STRENGTH="specularStrength",eh.SPECULAR_INTENSITY="specularIntensity",eh.SPECULAR_COLOR="specularColor",eh.REFLECTIVITY="reflectivity",eh.ROUGHNESS="roughness",eh.METALNESS="metalness",eh.NORMAL="normal",eh.CLEARCOAT="clearcoat",eh.CLEARCOAT_ROUGHNESS="clearcoatRoughness",eh.CLEARCOAT_NORMAL="clearcoatNormal",eh.EMISSIVE="emissive",eh.ROTATION="rotation",eh.SHEEN="sheen",eh.SHEEN_ROUGHNESS="sheenRoughness",eh.ANISOTROPY="anisotropy",eh.IRIDESCENCE="iridescence",eh.IRIDESCENCE_IOR="iridescenceIOR",eh.IRIDESCENCE_THICKNESS="iridescenceThickness",eh.IOR="ior",eh.TRANSMISSION="transmission",eh.THICKNESS="thickness",eh.ATTENUATION_DISTANCE="attenuationDistance",eh.ATTENUATION_COLOR="attenuationColor",eh.LINE_SCALE="scale",eh.LINE_DASH_SIZE="dashSize",eh.LINE_GAP_SIZE="gapSize",eh.LINE_WIDTH="linewidth",eh.LINE_DASH_OFFSET="dashOffset",eh.POINT_SIZE="size",eh.DISPERSION="dispersion",eh.LIGHT_MAP="light",eh.AO="ao";const th=rn(eh,eh.ALPHA_TEST),rh=rn(eh,eh.COLOR),sh=rn(eh,eh.SHININESS),ih=rn(eh,eh.EMISSIVE),nh=rn(eh,eh.OPACITY),ah=rn(eh,eh.SPECULAR),oh=rn(eh,eh.SPECULAR_INTENSITY),uh=rn(eh,eh.SPECULAR_COLOR),lh=rn(eh,eh.SPECULAR_STRENGTH),dh=rn(eh,eh.REFLECTIVITY),ch=rn(eh,eh.ROUGHNESS),hh=rn(eh,eh.METALNESS),ph=rn(eh,eh.NORMAL),gh=rn(eh,eh.CLEARCOAT),mh=rn(eh,eh.CLEARCOAT_ROUGHNESS),fh=rn(eh,eh.CLEARCOAT_NORMAL),yh=rn(eh,eh.ROTATION),bh=rn(eh,eh.SHEEN),xh=rn(eh,eh.SHEEN_ROUGHNESS),Th=rn(eh,eh.ANISOTROPY),_h=rn(eh,eh.IRIDESCENCE),vh=rn(eh,eh.IRIDESCENCE_IOR),Nh=rn(eh,eh.IRIDESCENCE_THICKNESS),Sh=rn(eh,eh.TRANSMISSION),Rh=rn(eh,eh.THICKNESS),Ah=rn(eh,eh.IOR),Eh=rn(eh,eh.ATTENUATION_DISTANCE),wh=rn(eh,eh.ATTENUATION_COLOR),Ch=rn(eh,eh.LINE_SCALE),Mh=rn(eh,eh.LINE_DASH_SIZE),Bh=rn(eh,eh.LINE_GAP_SIZE),Ph=rn(eh,eh.LINE_WIDTH),Lh=rn(eh,eh.LINE_DASH_OFFSET),Fh=rn(eh,eh.POINT_SIZE),Dh=rn(eh,eh.DISPERSION),Uh=rn(eh,eh.LIGHT_MAP),Ih=rn(eh,eh.AO),Oh=Ta(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))}),Vh=on(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class kh extends ui{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 Gh=tn(kh).setParameterLength(2);class zh extends Fl{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=ks(e.itemSize),r=e.count):s=t,super(e,s,r),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=ei.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 Gh(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(ei.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=Zu(this.value),this._varying=Lu(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 $h=(e,t=null,r=0)=>new zh(e,t,r);class Wh extends oi{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===Wh.VERTEX)s=e.getVertexIndex();else if(r===Wh.INSTANCE)s=e.getInstanceIndex();else if(r===Wh.DRAW)s=e.getDrawIndex();else if(r===Wh.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===Wh.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==Wh.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Lu(this).build(e,t)}return i}}Wh.VERTEX="vertex",Wh.INSTANCE="instance",Wh.SUBGROUP="subgroup",Wh.INVOCATION_LOCAL="invocationLocal",Wh.INVOCATION_SUBGROUP="invocationSubgroup",Wh.DRAW="draw";const Hh=rn(Wh,Wh.VERTEX),qh=rn(Wh,Wh.INSTANCE),jh=rn(Wh,Wh.SUBGROUP),Xh=rn(Wh,Wh.INVOCATION_SUBGROUP),Kh=rn(Wh,Wh.INVOCATION_LOCAL),Yh=rn(Wh,Wh.DRAW);class Qh extends oi{static get type(){return"InstanceNode"}constructor(e,t,r=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Zs.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:r}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:s,isStorageColor:i}=this;if(s&&null===r){if(i)r=$h(s,"vec3",Math.max(s.count,1)).element(qh);else{const e=new W(s.array,3),t=s.usage===x?el:Ju;this.bufferColor=e,r=_n(t(e,"vec3",3,0))}this.instanceColorNode=r}const n=t.mul(Bd).xyz;if(Bd.assign(n),e.needsPreviousData()&&Pd.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=Kd(zd,t);zd.assign(e)}null!==this.instanceColorNode&&Un("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(Pd).xyz}_createInstanceMatrixNode(e,t){let r;const{instanceMatrix:s}=this,{count:i}=s;if(this.isStorageMatrix)r=$h(s,"mat4",Math.max(i,1)).element(qh);else{if(i<=(!0===t.renderer.backend.isWebGPUBackend?1e3:250))r=Dl(s.array,"mat4",Math.max(i,1)).element(qh);else{const t=new H(s.array,16,1);!0===e&&(this.buffer=t);const i=s.usage===x?el:Ju,n=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];r=Bn(...n)}}return r}}const Zh=tn(Qh).setParameterLength(2,3);class Jh extends Qh{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const ep=tn(Jh).setParameterLength(1);class tp extends oi{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=qh:this.batchingIdNode=Yh);const t=on(([e])=>{const t=gn(Al(Ll(this.batchMesh._indirectTexture),0).x).toConst(),r=gn(e).mod(t).toConst(),s=gn(e).div(t).toConst();return Ll(this.batchMesh._indirectTexture,bn(r,s)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(gn(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=gn(Al(Ll(s),0).x).toConst(),n=pn(r).mul(4).toInt().toConst(),a=n.mod(i).toConst(),o=n.div(i).toConst(),u=Bn(Ll(s,bn(a,o)),Ll(s,bn(a.add(1),o)),Ll(s,bn(a.add(2),o)),Ll(s,bn(a.add(3),o))),l=this.batchMesh._colorsTexture;if(null!==l){const e=on(([e])=>{const t=gn(Al(Ll(l),0).x).toConst(),r=e,s=r.mod(t).toConst(),i=r.div(t).toConst();return Ll(l,bn(s,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);Un("vec3","vBatchColor").assign(t)}const d=Mn(u);Bd.assign(u.mul(Bd));const c=zd.div(_n(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;zd.assign(h),e.hasGeometryAttribute("tangent")&&Fc.mulAssign(d)}}const rp=tn(tp).setParameterLength(1),sp=new WeakMap;class ip extends oi{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=Zs.OBJECT,this.skinIndexNode=Nl("skinIndex","uvec4"),this.skinWeightNode=Nl("skinWeight","vec4"),this.bindMatrixNode=mc("bindMatrix","mat4"),this.bindMatrixInverseNode=mc("bindMatrixInverse","mat4"),this.boneMatricesNode=fc("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=Bd,this.toPositionNode=Bd,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=Ca(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}getSkinnedNormal(e=this.boneMatricesNode,t=zd){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);let d=Ca(s.x.mul(a),s.y.mul(o),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=fc("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,Pd)}setup(e){e.needsPreviousData()&&Pd.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();zd.assign(t),e.hasGeometryAttribute("tangent")&&Fc.assign(t)}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;sp.get(t)!==e.frameId&&(sp.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const np=e=>new ip(e);class ap extends oi{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."),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 ap(en(e,"int")).toStack(),up=()=>pl("break").toStack(),lp=new WeakMap,dp=new s,cp=on(({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const a=gn(Hh).mul(r).add(n),o=a.div(s),u=a.sub(o.mul(s));return Ll(e,bn(u,o)).depth(i).xyz.mul(t)});class hp extends oi{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=Ta(1),this.updateType=Zs.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=lp.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=pn(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Ll(this.mesh.morphTexture,bn(gn(e).add(1),gn(qh))).r):t.assign(mc("morphTargetInfluences","float").element(e).toVar()),dn(t.notEqual(0),()=>{!0===s&&Bd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(0)})),!0===i&&zd.addAssign(cp({bufferMap:o,influence:t,stride:u,width:d,depth:e,offset:gn(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 pp=tn(hp).setParameterLength(1);class gp extends oi{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class mp extends gp{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class fp extends bu{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:_n().toVar("directDiffuse"),directSpecular:_n().toVar("directSpecular"),indirectDiffuse:_n().toVar("indirectDiffuse"),indirectSpecular:_n().toVar("indirectSpecular")};return{radiance:_n().toVar("radiance"),irradiance:_n().toVar("irradiance"),iblIrradiance:_n().toVar("iblIrradiance"),ambientOcclusion:pn(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 yp=tn(fp);class bp extends gp{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const xp=new t;class Tp extends Ml{static get type(){return"ViewportTextureNode"}constructor(e=Wl,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=Zs.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(xp):xp.set(r.width,r.height);const s=this.getTextureForReference(r);s.image.width===xp.width&&s.image.height===xp.height||(s.image.width=xp.width,s.image.height=xp.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 _p=tn(Tp).setParameterLength(0,3),vp=tn(Tp,null,null,{generateMipmaps:!0}).setParameterLength(0,3),Np=vp(),Sp=(e=Wl,t=null)=>Np.sample(e,t);let Rp=null;class Ap extends Tp{static get type(){return"ViewportDepthTextureNode"}constructor(e=Wl,t=null){null===Rp&&(Rp=new Y),super(e,t,Rp)}getTextureForReference(){return Rp}}const Ep=tn(Ap).setParameterLength(0,2);class wp extends oi{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===wp.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===wp.DEPTH_BASE)null!==r&&(s=Lp().assign(r));else if(t===wp.DEPTH)s=e.isPerspectiveCamera?Mp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed);else if(t===wp.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Bp(r,Jl,ed);s=Cp(e,Jl,ed)}else s=r;else s=Cp(Dd.z,Jl,ed);return s}}wp.DEPTH_BASE="depthBase",wp.DEPTH="depth",wp.LINEAR_DEPTH="linearDepth";const Cp=(e,t,r)=>e.add(t).div(t.sub(r)),Mp=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Bp=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Pp=(e,t,r)=>{t=t.max(1e-6).toVar();const s=fo(e.negate().div(t)),i=fo(r.div(t));return s.div(i)},Lp=tn(wp,wp.DEPTH_BASE),Fp=rn(wp,wp.DEPTH),Dp=tn(wp,wp.LINEAR_DEPTH).setParameterLength(0,1),Up=Dp(Ep());Fp.assign=e=>Lp(e);class Ip extends oi{static get type(){return"ClippingNode"}constructor(e=Ip.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===Ip.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===Ip.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return on(()=>{const r=pn().toVar("distanceToPlane"),s=pn().toVar("distanceToGradient"),i=pn(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Ol(t).setGroup(ya);op(n,({i:t})=>{const n=e.element(t);r.assign(Dd.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(uu(s.negate(),s,r))})}const a=e.length;if(a>0){const t=Ol(e).setGroup(ya),n=pn(1).toVar("intersectionClipOpacity");op(a,({i:e})=>{const i=t.element(e);r.assign(Dd.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(uu(s.negate(),s,r).oneMinus())}),i.mulAssign(n.oneMinus())}In.a.mulAssign(i),In.a.equal(0).discard()})()}setupDefault(e,t){return on(()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Ol(t).setGroup(ya);op(r,({i:t})=>{const r=e.element(t);Dd.dot(r.xyz).greaterThan(r.w).discard()})}const s=e.length;if(s>0){const t=Ol(e).setGroup(ya),r=fn(!0).toVar("clipped");op(s,({i:e})=>{const s=t.element(e);r.assign(Dd.dot(s.xyz).greaterThan(s.w).and(r))}),r.discard()}})()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),on(()=>{const s=Ol(e).setGroup(ya),i=Vl(t.getClipDistance());op(r,({i:e})=>{const t=s.element(e),r=Dd.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)})})()}}Ip.ALPHA_TO_COVERAGE="alphaToCoverage",Ip.DEFAULT="default",Ip.HARDWARE="hardware";const Op=on(([e])=>vo(Ba(1e4,No(Ba(17,e.x).add(Ba(.1,e.y)))).mul(Ca(.1,Co(No(Ba(13,e.y).add(e.x))))))),Vp=on(([e])=>Op(yn(Op(e.xy),e.z))),kp=on(([e])=>{const t=Wo(Bo(Fo(e.xyz)),Bo(Do(e.xyz))),r=pn(1).div(pn(.05).mul(t)).toVar("pixScale"),s=yn(go(xo(fo(r))),go(To(fo(r)))),i=yn(Vp(xo(s.x.mul(e.xyz))),Vp(xo(s.y.mul(e.xyz)))),n=vo(fo(r)),a=Ca(Ba(n.oneMinus(),i.x),Ba(n,i.y)),o=$o(n,n.oneMinus()),u=_n(a.mul(a).div(Ba(2,o).mul(Ma(1,o))),a.sub(Ba(.5,o)).div(Ma(1,o)),Ma(1,Ma(1,a).mul(Ma(1,a)).div(Ba(2,o).mul(Ma(1,o))))),l=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(u.x,u.y),u.z);return nu(l,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class Gp extends vl{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 zp=(e=0)=>new Gp(e),$p=on(([e,t])=>$o(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Wp=on(([e,t])=>$o(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Hp=on(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),qp=on(([e,t])=>iu(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ho(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),jp=on(([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return Rn(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"}]}),Xp=on(([e])=>Rn(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),Kp=on(([e])=>(dn(e.a.equal(0),()=>Rn(0)),Rn(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class Yp 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,Object.defineProperty(this,"shadowPositionNode",{get:()=>this.receivedShadowPositionNode,set:e=>{d('NodeMaterial: ".shadowPositionNode" was renamed to ".receivedShadowPositionNode".'),this.receivedShadowPositionNode=e}})}_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(Ds(t.slice(0,-4)),r.getCacheKey());return this.type+Us(e)}build(e){this.setup(e)}setupObserver(e){return new Ls(e)}setup(e){e.context.setupNormal=()=>Bu(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=Bu(this.setupVertex(e),"VERTEX"),i=this.vertexNode||s;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=Rn(s,In.a).max(0);n=this.setupOutput(e,i),sa.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&&sa.assign(n),n=e,null!==r&&(n=e.merge(r))):null!==r&&(n=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Rn(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 Ip(Ip.ALPHA_TO_COVERAGE):e.stack.addToStack(new Ip)}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 Ip(Ip.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?Pp(Dd.z,Jl,ed):Cp(Dd.z,Jl,ed))}null!==s&&Fp.assign(s).toStack()}setupPositionView(){return Rd.mul(Bd).xyz}setupModelViewProjection(){return td.mul(Dd)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),Vh}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&pp(t).toStack(),!0===t.isSkinnedMesh&&np(t).toStack(),this.displacementMap){const e=bc("displacementMap","texture"),t=bc("displacementScale","float"),r=bc("displacementBias","float");Bd.addAssign(zd.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&rp(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&ep(t).toStack(),null!==this.positionNode&&Bd.assign(Bu(this.positionNode,"POSITION","vec3")),Bd}setupDiffuseColor(e){const{object:t,geometry:r}=e;null!==this.maskNode&&fn(this.maskNode).not().discard();let s=this.colorNode?Rn(this.colorNode):rh;if(!0===this.vertexColors&&r.hasAttribute("color")&&(s=s.mul(zp())),t.instanceColor){s=Un("vec3","vInstanceColor").mul(s)}if(t.isBatchedMesh&&t._colorsTexture){s=Un("vec3","vBatchColor").mul(s)}In.assign(s);const i=this.opacityNode?pn(this.opacityNode):nh;In.a.assign(In.a.mul(i));let n=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(n=null!==this.alphaTestNode?pn(this.alphaTestNode):th,!0===this.alphaToCoverage?(In.a=uu(n,n.add(Vo(In.a)),In.a),In.a.lessThanEqual(0).discard()):In.a.lessThanEqual(n).discard()),!0===this.alphaHash&&In.a.lessThan(kp(Bd)).discard(),e.isOpaque()&&In.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?_n(0):In.rgb}setupNormal(){return this.normalNode?_n(this.normalNode):ph}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?bc("envMap","cubeTexture"):bc("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new bp(Uh)),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=Ih),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new mp(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=yp(n,t,r,s)}else null!==r&&(a=_n(null!==s?iu(a,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(Vn.assign(_n(i||ih)),a=a.add(Vn)),a}setupFog(e,t){const r=e.fogNode;return r&&(sa.assign(t),t=Rn(r.toVar())),t}setupPremultipliedAlpha(e,t){return Xp(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 Qp=new Z;class Zp extends Yp{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(Qp),this.setValues(e)}}const Jp=new J;class eg extends Yp{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(Jp),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?pn(this.offsetNode):Lh,t=this.dashScaleNode?pn(this.dashScaleNode):Ch,r=this.dashSizeNode?pn(this.dashSizeNode):Mh,s=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(r),na.assign(s);const i=Lu(Nl("lineDistance").mul(t));(e?i.add(e):i).mod(ia.add(na)).greaterThan(ia).discard()}}const tg=new J;class rg extends Yp{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(tg),this.useColor=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.useColor,i=this._useDash,n=this._useWorldUnits,a=on(({start:e,end:t})=>{const r=td.element(2).element(2),s=td.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return Rn(iu(e.xyz,t.xyz,s),t.w)}).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=on(()=>{const e=Nl("instanceStart"),t=Nl("instanceEnd"),r=Rn(Rd.mul(Rn(e,1))).toVar("start"),s=Rn(Rd.mul(Rn(t,1))).toVar("end");if(i){const e=this.dashScaleNode?pn(this.dashScaleNode):Ch,t=this.offsetNode?pn(this.offsetNode):Lh,r=Nl("instanceDistanceStart"),s=Nl("instanceDistanceEnd");let i=Md.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),Un("float","lineDistance").assign(i)}n&&(Un("vec3","worldStart").assign(r.xyz),Un("vec3","worldEnd").assign(s.xyz));const o=jl.z.div(jl.w),u=td.element(2).element(3).equal(-1);dn(u,()=>{dn(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=td.mul(r),d=td.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=Rn().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=iu(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),a=e.cross(n),o=Un("vec4","worldPos");o.assign(Md.y.lessThan(.5).select(r,s));const u=Ph.mul(.5);o.addAssign(Rn(Md.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(o.addAssign(Rn(Md.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),o.addAssign(Rn(a.mul(u),0)),dn(Md.y.greaterThan(1).or(Md.y.lessThan(0)),()=>{o.subAssign(Rn(a.mul(2).mul(u),0))})),g.assign(td.mul(o));const l=_n().toVar();l.assign(Md.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=yn(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(o)),e.x.assign(e.x.div(o)),e.assign(Md.x.lessThan(0).select(e.negate(),e)),dn(Md.y.lessThan(0),()=>{e.assign(e.sub(p))}).ElseIf(Md.y.greaterThan(1),()=>{e.assign(e.add(p))}),e.assign(e.mul(Ph)),e.assign(e.div(jl.w.div($l))),g.assign(Md.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(Rn(e,0,0)))}return g})();const o=on(({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 yn(h,p)});if(this.colorNode=on(()=>{const e=Sl();if(i){const t=this.dashSizeNode?pn(this.dashSizeNode):Mh,r=this.gapSizeNode?pn(this.gapSizeNode):Bh;ia.assign(t),na.assign(r);const s=Un("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(ia.add(na)).greaterThan(ia).discard()}const a=pn(1).toVar("alpha");if(n){const e=Un("vec3","worldStart"),s=Un("vec3","worldEnd"),n=Un("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=o({p1:e,p2:s,p3:_n(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(Ph);if(!i)if(r&&t.currentSamples>0){const e=h.fwidth();a.assign(uu(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=pn(s.fwidth()).toVar("dlen");dn(e.y.abs().greaterThan(1),()=>{a.assign(uu(i.oneMinus(),i.add(1),s).oneMinus())})}else dn(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=Nl("instanceColorStart"),t=Nl("instanceColorEnd");u=Md.y.lessThan(.5).select(e,t).mul(rh)}else u=rh;return Rn(u,a)})(),this.transparent){const e=this.opacityNode?pn(this.opacityNode):nh;this.outputNode=Rn(this.colorNode.rgb.mul(e).add(Sp().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 sg=new te;class ig extends Yp{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(sg),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?pn(this.opacityNode):nh;In.assign(ku(Rn(Hc(qd),e),re))}}const ng=on(([e=Fd])=>{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 yn(t,r)});class ag extends se{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!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=ng(Fd),a=new Yp;a.colorNode=Pl(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}}const og=new WeakMap;class ug extends di{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=hc(null);const t=new L;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Zs.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(og.has(e)){const t=og.get(e);dg(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new ag(r.height);s.fromEquirectangularTexture(t,e),dg(s.texture,e.mapping),this._cubeTexture=s.texture,og.set(e,s.texture),e.addEventListener("dispose",lg)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function lg(e){const t=e.target;t.removeEventListener("dispose",lg);const r=og.get(t);void 0!==r&&(og.delete(t),r.dispose())}function dg(e,t){t===le?e.mapping=F:t===de&&(e.mapping=D)}const cg=tn(ug).setParameterLength(1);class hg extends gp{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=cg(this.envNode)}}class pg extends gp{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=pn(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class gg{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class mg extends gg{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,r=e.reflectedLight,s=e.irradianceLightMap;r.indirectDiffuse.assign(Rn(0)),s?r.indirectDiffuse.addAssign(s):r.indirectDiffuse.addAssign(Rn(1,1,1,0)),r.indirectDiffuse.mulAssign(t),r.indirectDiffuse.mulAssign(In.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(iu(s.rgb,s.rgb.mul(i.rgb),lh.mul(dh)));break;case he:s.rgb.assign(iu(s.rgb,i.rgb,lh.mul(dh)));break;case ce:s.rgb.addAssign(i.rgb.mul(lh.mul(dh)));break;default:d("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const fg=new ge;class yg extends Yp{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(fg),this.setValues(e)}setupNormal(){return kd(Wd)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new pg(Uh)),t}setupOutgoingLight(){return In.rgb}setupLightingModel(){return new mg}}const bg=on(({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))}),xg=on(e=>e.diffuseColor.mul(1/Math.PI)),Tg=on(({dotNH:e})=>ra.mul(pn(.5)).add(1).mul(pn(1/Math.PI)).mul(e.pow(ra))),_g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(t).clamp(),s=Ud.dot(t).clamp(),i=bg({f0:Jn,f90:1,dotVH:s}),n=pn(.25),a=Tg({dotNH:r});return i.mul(n).mul(a)});class vg extends mg{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=qd.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(xg({diffuseColor:In.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(_g({lightDirection:e})).mul(lh))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ng=new me;class Sg extends Yp{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ng),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg(!1)}}const Rg=new fe;class Ag extends Yp{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(Rg),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new hg(t):null}setupLightingModel(){return new vg}setupVariants(){const e=(this.shininessNode?pn(this.shininessNode):sh).max(1e-4);ra.assign(e);const t=this.specularNode||ah;Jn.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Eg=on(e=>{if(!1===e.geometry.hasAttribute("normal"))return pn(0);const t=Wd.dFdx().abs().max(Wd.dFdy().abs());return t.x.max(t.y).max(t.z)}),wg=on(e=>{const{roughness:t}=e,r=Eg();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s}),Cg=on(({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(ro))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Mg=on(({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:a,dotNL:o})=>{const u=o.mul(_n(e.mul(r),t.mul(s),a).length()),l=a.mul(_n(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"}]}),Bg=on(({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"}]}),Pg=pn(1/Math.PI),Lg=on(({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),a=_n(t.mul(s),e.mul(i),n.mul(r)),o=a.dot(a),u=n.div(o);return Pg.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"}]}),Fg=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,normalView:n=qd,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const u=s.pow2(),l=e.add(Ud).normalize(),d=n.dot(e).clamp(),c=n.dot(Ud).clamp(),h=n.dot(l).clamp(),p=Ud.dot(l).clamp();let g,m,f=bg({f0:t,f90:r,dotVH:p});if(Xi(a)&&(f=qn.mix(f,i)),Xi(o)){const t=Qn.dot(e),r=Qn.dot(Ud),s=Qn.dot(l),i=Zn.dot(e),n=Zn.dot(Ud),a=Zn.dot(l);g=Mg({alphaT:Kn,alphaB:u,dotTV:r,dotBV:n,dotTL:t,dotBL:i,dotNV:c,dotNL:d}),m=Lg({alphaT:Kn,alphaB:u,dotNH:h,dotTH:s,dotBH:a})}else g=Cg({alpha:u,dotNL:d,dotNV:c}),m=Bg({alpha:u,dotNH:h});return f.mul(g).mul(m)}),Dg=new 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Ug=null;const Ig=on(({roughness:e,dotNV:t})=>{null===Ug&&(Ug=new ye(Dg,16,16,G,be),Ug.name="DFG_LUT",Ug.minFilter=oe,Ug.magFilter=oe,Ug.wrapS=xe,Ug.wrapT=xe,Ug.generateMipmaps=!1,Ug.needsUpdate=!0);const r=yn(e,t);return Pl(Ug,r).rg}),Og=on(({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a})=>{const o=Fg({lightDirection:e,f0:t,f90:r,roughness:s,f:i,USE_IRIDESCENCE:n,USE_ANISOTROPY:a}),u=qd.dot(e).clamp(),l=qd.dot(Ud).clamp(),d=Ig({roughness:s,dotNV:l}),c=Ig({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=pn(1).sub(g),y=pn(1).sub(m),b=t.add(t.oneMinus().mul(.047619)),x=h.mul(p).mul(b).div(pn(1).sub(f.mul(y).mul(b).mul(b)).add(ro)),T=f.mul(y),_=x.mul(T);return o.add(_)}),Vg=on(e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Ig({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))}),kg=on(({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(_n(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"}]}),Gg=on(({roughness:e,dotNH:t})=>{const r=e.pow2(),s=pn(1).div(r),i=t.pow2().oneMinus().max(.0078125);return pn(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"}]}),zg=on(({dotNV:e,dotNL:t})=>pn(1).div(pn(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),$g=on(({lightDirection:e})=>{const t=e.add(Ud).normalize(),r=qd.dot(e).clamp(),s=qd.dot(Ud).clamp(),i=qd.dot(t).clamp(),n=Gg({roughness:Hn,dotNH:i}),a=zg({dotNV:s,dotNL:r});return Wn.mul(n).mul(a)}),Wg=on(({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=yn(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"}]}),Hg=on(({f:e})=>{const t=e.length();return Wo(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),qg=on(({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,Wo(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"}]}),jg=on(({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=_n().toVar();return dn(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(Mn(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=_n(0).toVar();f.addAssign(qg({v1:h,v2:p})),f.addAssign(qg({v1:p,v2:g})),f.addAssign(qg({v1:g,v2:m})),f.addAssign(qg({v1:m,v2:h})),c.assign(_n(Hg({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"}]}),Xg=on(({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=_n().toVar();return dn(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=_n(0).toVar();d.addAssign(qg({v1:n,v2:a})),d.addAssign(qg({v1:a,v2:o})),d.addAssign(qg({v1:o,v2:l})),d.addAssign(qg({v1:l,v2:n})),u.assign(_n(Hg({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"}]}),Kg=1/6,Yg=e=>Ba(Kg,Ba(e,Ba(e,e.negate().add(3)).sub(3)).add(1)),Qg=e=>Ba(Kg,Ba(e,Ba(e,Ba(3,e).sub(6))).add(4)),Zg=e=>Ba(Kg,Ba(e,Ba(e,Ba(-3,e).add(3)).add(3)).add(1)),Jg=e=>Ba(Kg,Qo(e,3)),em=e=>Yg(e).add(Qg(e)),tm=e=>Zg(e).add(Jg(e)),rm=e=>Ca(-1,Qg(e).div(Yg(e).add(Qg(e)))),sm=e=>Ca(1,Jg(e).div(Zg(e).add(Jg(e)))),im=(e,t,r)=>{const s=e.uvNode,i=Ba(s,t.zw).add(.5),n=xo(i),a=vo(i),o=em(a.x),u=tm(a.x),l=rm(a.x),d=sm(a.x),c=rm(a.y),h=sm(a.y),p=yn(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=yn(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=yn(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=yn(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=em(a.y).mul(Ca(o.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),b=tm(a.y).mul(Ca(o.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(b)},nm=on(([e,t])=>{const r=yn(e.size(gn(t))),s=yn(e.size(gn(t.add(1)))),i=Pa(1,r),n=Pa(1,s),a=im(e,Rn(i,r),xo(t)),o=im(e,Rn(n,s),To(t));return vo(t).mix(a,o)}),am=on(([e,t])=>{const r=t.mul(wl(e));return nm(e,r)}),om=on(([e,t,r,s,i])=>{const n=_n(ou(t.negate(),_o(e),Pa(1,s))),a=_n(Bo(i[0].xyz),Bo(i[1].xyz),Bo(i[2].xyz));return _o(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"}]}),um=on(([e,t])=>e.mul(nu(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),lm=vp(),dm=Sp(),cm=on(([e,t,r],{material:s})=>{const i=(s.side===M?lm:dm).sample(e),n=fo(Hl.x).mul(um(t,r));return nm(i,n)}),hm=on(([e,t,r])=>(dn(r.notEqual(0),()=>{const s=mo(t).negate().div(r);return po(s.negate().mul(e))}),_n(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),pm=on(([e,t,r,s,i,n,a,o,u,l,d,c,h,p,g])=>{let m,f;if(g){m=Rn().toVar(),f=_n().toVar();const i=d.sub(1).mul(g.mul(.025)),n=_n(d.sub(i),d,d.add(i));op({start:0,end:3},({i:i})=>{const d=n.element(i),g=om(e,t,c,d,o),y=a.add(g),b=l.mul(u.mul(Rn(y,1))),x=yn(b.xy.div(b.w)).toVar();x.addAssign(1),x.divAssign(2),x.assign(yn(x.x,x.y.oneMinus()));const T=cm(x,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(hm(Bo(g),h,p).element(i)))}),m.a.divAssign(3)}else{const i=om(e,t,c,d,o),n=a.add(i),g=l.mul(u.mul(Rn(n,1))),y=yn(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(yn(y.x,y.y.oneMinus())),m=cm(y,r,d),f=s.mul(hm(Bo(i),h,p))}const y=f.rgb.mul(m.rgb),b=e.dot(t).clamp(),x=_n(Vg({dotNV:b,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return Rn(x.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())}),gm=Mn(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),mm=(e,t)=>e.sub(t).div(e.add(t)).pow2(),fm=on(({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=iu(e,t,uu(0,.03,s)),a=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();dn(a.lessThan(0),()=>_n(1));const o=a.sqrt(),u=mm(n,e),l=bg({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=pn(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return _n(1).add(t).div(_n(1).sub(t))})(i.clamp(0,.9999)),g=mm(p,n.toVec3()),m=bg({f0:g,f90:1,dotVH:o}),f=_n(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=_n(h).add(f),x=l.mul(m).clamp(1e-5,.9999),T=x.sqrt(),_=d.pow2().mul(m).div(_n(1).sub(x)),v=l.add(_).toVar(),N=_.sub(d).toVar();return op({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=_n(54856e-17,44201e-17,52481e-17),i=_n(1681e3,1795300,2208400),n=_n(43278e5,93046e5,66121e5),a=pn(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=_n(o.x.add(a),o.y,o.z).div(1.0685e-7),gm.mul(o)})(pn(e).mul(y),pn(e).mul(b)).mul(2);v.addAssign(N.mul(t))}),v.max(_n(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"}]}),ym=on(({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.mul(r),n=r.add(.1).reciprocal(),a=pn(-1.9362).add(r.mul(1.0678)).add(i.mul(.4573)).sub(n.mul(.8469)),o=pn(-.6014).add(r.mul(.5538)).sub(i.mul(.467)).sub(n.mul(.1255));return a.mul(s).add(o).exp().saturate()}),bm=_n(.04),xm=pn(1);class Tm extends gg{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=_n().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=_n().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=_n().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=_n().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=_n().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=qd.dot(Ud).clamp(),t=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:Jn}),r=fm({outsideIOR:pn(1),eta2:jn,cosTheta1:e,thinFilmThickness:Xn,baseF0:In.rgb});this.iridescenceFresnel=iu(t,r,Gn),this.iridescenceF0Dielectric=kg({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=kg({f:r,f90:1,dotVH:e}),this.iridescenceF0=iu(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,Gn)}if(!0===this.transmission){const t=Ld,r=ad.sub(Ld).normalize(),s=jd,i=e.context;i.backdrop=pm(s,r,kn,On,ea,ta,t,bd,sd,td,oa,la,ca,da,this.dispersion?ha:null),i.backdropAlpha=ua,In.a.mulAssign(iu(1,i.backdrop.a,ua))}super.start(e)}computeMultiscattering(e,t,r,s,i=null){const n=qd.dot(Ud).clamp(),a=Ig({roughness:kn,dotNV:n}),o=i?qn.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=qd.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(s.mul($g({lightDirection:e})));const t=ym({normal:qd,viewDir:Ud,roughness:Hn}),r=ym({normal:qd,viewDir:e,roughness:Hn}),i=Wn.r.max(Wn.g).max(Wn.b).mul(t.max(r)).oneMinus();s.mulAssign(i)}if(!0===this.clearcoat){const r=Xd.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Fg({lightDirection:e,f0:bm,f90:xm,roughness:$n,normalView:Xd})))}r.directDiffuse.addAssign(s.mul(xg({diffuseColor:On}))),r.directSpecular.addAssign(s.mul(Og({lightDirection:e,f0:ea,f90:1,roughness:kn,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:a}){const o=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=qd,h=Ud,p=Dd.toVar(),g=Wg({N:c,V:h,roughness:kn}),m=n.sample(g).toVar(),f=a.sample(g).toVar(),y=Mn(_n(m.x,0,m.y),_n(0,1,0),_n(m.z,0,m.w)).toVar(),b=ea.mul(f.x).add(ea.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(b).mul(jg({N:c,V:h,P:p,mInv:y,p0:o,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(On).mul(jg({N:c,V:h,P:p,mInv:Mn(1,0,0,0,1,0,0,0,1),p0:o,p1:u,p2:l,p3:d})))}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:r}=e.context,s=t.mul(xg({diffuseColor:On})).toVar();if(!0===this.sheen){const e=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.b).mul(e).oneMinus();s.mulAssign(t)}r.indirectDiffuse.addAssign(s)}indirectSpecular(e){const{radiance:t,iblIrradiance:r,reflectedLight:s}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(r.mul(Wn,ym({normal:qd,viewDir:Ud,roughness:Hn}))),!0===this.clearcoat){const e=Xd.dot(Ud).clamp(),t=Vg({dotNV:e,specularColor:bm,specularF90:xm,roughness:$n});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=_n().toVar("singleScatteringDielectric"),n=_n().toVar("multiScatteringDielectric"),a=_n().toVar("singleScatteringMetallic"),o=_n().toVar("multiScatteringMetallic");this.computeMultiscattering(i,n,ta,Jn,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,ta,In.rgb,this.iridescenceF0Metallic);const u=iu(i,a,Gn),l=iu(n,o,Gn),d=i.add(n),c=On.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=ym({normal:qd,viewDir:Ud,roughness:Hn}),t=Wn.r.max(Wn.g).max(Wn.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=qd.dot(Ud).clamp().add(t),i=kn.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=Xd.dot(Ud).clamp(),r=bg({dotVH:e,f0:bm,f90:xm}),s=t.mul(zn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(zn));t.assign(s)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const _m=pn(1),vm=pn(-2),Nm=pn(.8),Sm=pn(-1),Rm=pn(.4),Am=pn(2),Em=pn(.305),wm=pn(3),Cm=pn(.21),Mm=pn(4),Bm=pn(4),Pm=pn(16),Lm=on(([e])=>{const t=_n(Co(e)).toVar(),r=pn(-1).toVar();return dn(t.x.greaterThan(t.z),()=>{dn(t.x.greaterThan(t.y),()=>{r.assign(yu(e.x.greaterThan(0),0,3))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}).Else(()=>{dn(t.z.greaterThan(t.y),()=>{r.assign(yu(e.z.greaterThan(0),2,5))}).Else(()=>{r.assign(yu(e.y.greaterThan(0),1,4))})}),r}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),Fm=on(([e,t])=>{const r=yn().toVar();return dn(t.equal(0),()=>{r.assign(yn(e.z,e.y).div(Co(e.x)))}).ElseIf(t.equal(1),()=>{r.assign(yn(e.x.negate(),e.z.negate()).div(Co(e.y)))}).ElseIf(t.equal(2),()=>{r.assign(yn(e.x.negate(),e.y).div(Co(e.z)))}).ElseIf(t.equal(3),()=>{r.assign(yn(e.z.negate(),e.y).div(Co(e.x)))}).ElseIf(t.equal(4),()=>{r.assign(yn(e.x.negate(),e.z).div(Co(e.y)))}).Else(()=>{r.assign(yn(e.x,e.y).div(Co(e.z)))}),Ba(.5,r.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Dm=on(([e])=>{const t=pn(0).toVar();return dn(e.greaterThanEqual(Nm),()=>{t.assign(_m.sub(e).mul(Sm.sub(vm)).div(_m.sub(Nm)).add(vm))}).ElseIf(e.greaterThanEqual(Rm),()=>{t.assign(Nm.sub(e).mul(Am.sub(Sm)).div(Nm.sub(Rm)).add(Sm))}).ElseIf(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))}).Else(()=>{t.assign(pn(-2).mul(fo(Ba(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Um=on(([e,t])=>{const r=e.toVar();r.assign(Ba(2,r).sub(1));const s=_n(r,1).toVar();return dn(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"}]}),Im=on(([e,t,r,s,i,n])=>{const a=pn(r),o=_n(t),u=nu(Dm(a),vm,n),l=vo(u),d=xo(u),c=_n(Om(e,o,d,s,i,n)).toVar();return dn(l.notEqual(0),()=>{const t=_n(Om(e,o,d.add(1),s,i,n)).toVar();c.assign(iu(c,t,l))}),c}),Om=on(([e,t,r,s,i,n])=>{const a=pn(r).toVar(),o=_n(t),u=pn(Lm(o)).toVar(),l=pn(Wo(Bm.sub(a),0)).toVar();a.assign(Wo(a,Bm));const d=pn(go(a)).toVar(),c=yn(Fm(o,u).mul(d.sub(2)).add(1)).toVar();return dn(u.greaterThan(2),()=>{c.y.addAssign(d),u.subAssign(3)}),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Ba(3,Pm))),c.y.addAssign(Ba(4,go(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(yn(),yn())}),Vm=on(({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=So(s),l=r.mul(u).add(i.cross(r).mul(No(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Om(e,l,t,n,a,o)}),km=on(({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=_n(yu(t,r,Yo(r,s))).toVar();dn(h.equal(_n(0)),()=>{h.assign(_n(s.z,0,s.x.negate()))}),h.assign(_o(h));const p=_n().toVar();return p.addAssign(i.element(0).mul(Vm({theta:0,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),op({start:gn(1),end:e},({i:e})=>{dn(e.greaterThanEqual(n),()=>{up()});const t=pn(a.mul(pn(e))).toVar();p.addAssign(i.element(e).mul(Vm({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(Vm({theta:t,axis:h,outputDirection:s,mipInt:o,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))}),Rn(p,1)}),Gm=on(([e])=>{const t=mn(e).toVar();return t.assign(t.shiftLeft(mn(16)).bitOr(t.shiftRight(mn(16)))),t.assign(t.bitAnd(mn(1431655765)).shiftLeft(mn(1)).bitOr(t.bitAnd(mn(2863311530)).shiftRight(mn(1)))),t.assign(t.bitAnd(mn(858993459)).shiftLeft(mn(2)).bitOr(t.bitAnd(mn(3435973836)).shiftRight(mn(2)))),t.assign(t.bitAnd(mn(252645135)).shiftLeft(mn(4)).bitOr(t.bitAnd(mn(4042322160)).shiftRight(mn(4)))),t.assign(t.bitAnd(mn(16711935)).shiftLeft(mn(8)).bitOr(t.bitAnd(mn(4278255360)).shiftRight(mn(8)))),pn(t).mul(2.3283064365386963e-10)}),zm=on(([e,t])=>yn(pn(e).div(pn(t)),Gm(e))),$m=on(([e,t,r])=>{const s=_n(t).toVar(),i=pn(r),n=i.mul(i).toVar(),a=_o(_n(n.mul(s.x),n.mul(s.y),s.z)).toVar(),o=a.x.mul(a.x).add(a.y.mul(a.y)),u=yu(o.greaterThan(0),_n(a.y.negate(),a.x,0).div(yo(o)),_n(1,0,0)).toVar(),l=Yo(a,u).toVar(),d=yo(e.x),c=Ba(2,3.14159265359).mul(e.y),h=d.mul(So(c)).toVar(),p=d.mul(No(c)).toVar(),g=Ba(.5,a.z.add(1));p.assign(g.oneMinus().mul(yo(h.mul(h).oneMinus())).add(g.mul(p)));const m=u.mul(h).add(l.mul(p)).add(a.mul(yo(Wo(0,h.mul(h).add(p.mul(p)).oneMinus()))));return _o(_n(n.mul(m.x),n.mul(m.y),Wo(0,m.z)))}),Wm=on(({roughness:e,mipInt:t,envMap:r,N_immutable:s,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const u=_n(s).toVar(),l=_n(0).toVar(),d=pn(0).toVar();return dn(e.lessThan(.001),()=>{l.assign(Om(r,u,t,n,a,o))}).Else(()=>{const s=yu(Co(u.z).lessThan(.999),_n(0,0,1),_n(1,0,0)),c=_o(Yo(s,u)).toVar(),h=Yo(u,c).toVar();op({start:mn(0),end:i},({i:s})=>{const p=zm(s,i),g=$m(p,_n(0,0,1),e),m=_o(c.mul(g.x).add(h.mul(g.y)).add(u.mul(g.z))),f=_o(m.mul(Ko(u,m).mul(2)).sub(u)),y=Wo(Ko(u,f),0);dn(y.greaterThan(0),()=>{const e=Om(r,f,t,n,a,o);l.addAssign(e.mul(y)),d.addAssign(y)})}),dn(d.greaterThan(0),()=>{l.assign(l.div(d))})}),Rn(l,1)}),Hm=[.125,.215,.35,.446,.526,.582],qm=20,jm=new _e(-1,1,1,-1,0,1),Xm=new ve(90,1),Km=new e;let Ym=null,Qm=0,Zm=0;const Jm=new r,ef=new WeakMap,tf=[3,1,5,0,4,2],rf=Um(Sl(),Nl("faceIndex")).normalize(),sf=_n(rf.x,rf.y,rf.z);class nf{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=Jm,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}Ym=this._renderer.getRenderTarget(),Qm=this._renderer.getActiveCubeFace(),Zm=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=lf(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=df(),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===F||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=Hm[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=tf[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=Ol(new Array(qm).fill(0)),n=Ta(new r(0,1,0)),a=Ta(0),o=pn(qm),u=Ta(0),l=Ta(1),d=Pl(),c=Ta(0),h=pn(1/t),p=pn(1/s),g=pn(e),m={n:o,latitudinal:u,weights:i,poleAxis:n,outputDirection:sf,dTheta:a,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=uf("blur");return f.fragmentNode=km({...m,latitudinal:u.equal(1)}),ef.set(f,m),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,r){const s=Pl(),i=Ta(0),n=Ta(0),a=pn(1/t),o=pn(1/r),u=pn(e),l={envMap:s,roughness:i,mipInt:n,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:u},d=uf("ggx");return d.fragmentNode=Wm({...l,N_immutable:sf,GGX_SAMPLES:mn(512)}),ef.set(d,l),d}(t,e.width,e.height)}}async _compileMaterial(e){const t=new ne(new Te,e);await this._renderer.compile(t,jm)}_sceneToCubeUV(e,t,r,s,i){const n=Xm;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(Km),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(Km),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;of(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===F||e.mapping===D;s?null===this._cubemapMaterial&&(this._cubemapMaterial=lf(e)):null===this._equirectMaterial&&(this._equirectMaterial=df(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const a=this._cubeSize;of(t,0,0,3*a,2*a),r.setRenderTarget(t),r.render(n,jm)}_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,of(i,p,g,3*h,2*h),s.setRenderTarget(i),s.render(a,jm),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=c-r,of(e,p,g,3*h,2*h),s.setRenderTarget(e),s.render(a,jm)}_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=ef.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):qm;f>qm&&d(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const y=[];let b=0;for(let e=0;ex-4?s-x+4:0),4*(this._cubeSize-T),3*T,2*T),u.setRenderTarget(t),u.render(c,jm)}}function af(e,t){const r=new Ne(e,t,{magFilter:oe,minFilter:oe,generateMipmaps:!1,type:be,format:Re,colorSpace:Se});return r.texture.mapping=Ae,r.texture.name="PMREM.cubeUv",r.texture.isPMREMTexture=!0,r.scissorTest=!0,r}function of(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function uf(e){const t=new Yp;return t.depthTest=!1,t.depthWrite=!1,t.blending=ee,t.name=`PMREM_${e}`,t}function lf(e){const t=uf("cubemap");return t.fragmentNode=hc(e,sf),t}function df(e){const t=uf("equirect");return t.fragmentNode=Pl(e,ng(sf),0),t}const cf=new WeakMap;function hf(e,t,r){const s=function(e){let t=cf.get(e);void 0===t&&(t=new WeakMap,cf.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 pf extends di{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=Pl(s),this._width=Ta(0),this._height=Ta(0),this._maxMip=Ta(0),this.updateBeforeType=Zs.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:hf(s,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new nf(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=ic.mul(_n(t.x,t.y.negate(),t.z));let r=this.levelNode;return null===r&&e.context.getTextureLevel&&(r=e.context.getTextureLevel(this)),Im(this._texture,t,r,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const gf=tn(pf).setParameterLength(1,3),mf=new WeakMap;class ff extends gp{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=mf.get(e);void 0===s&&(s=gf(e),mf.set(e,s)),r=s}const s=!0===t.useAnisotropy||t.anisotropy>0?Wc:qd,i=r.context(yf(kn,s)).mul(sc),n=r.context(bf(jd)).mul(Math.PI).mul(sc),a=nl(i),o=nl(n);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=r.context(yf($n,Xd)).mul(sc),t=nl(e);u.addAssign(t)}}}const yf=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=Ud.negate().reflect(t),r=eu(e).mix(r,t).normalize(),r=r.transformDirection(sd)),r),getTextureLevel:()=>e}},bf=e=>({getUV:()=>e,getTextureLevel:()=>pn(1)}),xf=new we;class Tf extends Yp{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(xf),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new ff(t):null}setupLightingModel(){return new Tm}setupSpecular(){const e=iu(_n(.04),In.rgb,Gn);Jn.assign(_n(.04)),ea.assign(e),ta.assign(1)}setupVariants(){const e=this.metalnessNode?pn(this.metalnessNode):hh;Gn.assign(e);let t=this.roughnessNode?pn(this.roughnessNode):ch;t=wg({roughness:t}),kn.assign(t),this.setupSpecular(),On.assign(In.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const _f=new Ce;class vf extends Tf{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(_f),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?pn(this.iorNode):Ah;oa.assign(e),Jn.assign($o(Zo(oa.sub(1).div(oa.add(1))).mul(uh),_n(1)).mul(oh)),ea.assign(iu(Jn,In.rgb,Gn)),ta.assign(iu(oh,1,Gn))}setupLightingModel(){return new Tm(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?pn(this.clearcoatNode):gh,t=this.clearcoatRoughnessNode?pn(this.clearcoatRoughnessNode):mh;zn.assign(e),$n.assign(wg({roughness:t}))}if(this.useSheen){const e=this.sheenNode?_n(this.sheenNode):bh,t=this.sheenRoughnessNode?pn(this.sheenRoughnessNode):xh;Wn.assign(e),Hn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?pn(this.iridescenceNode):_h,t=this.iridescenceIORNode?pn(this.iridescenceIORNode):vh,r=this.iridescenceThicknessNode?pn(this.iridescenceThicknessNode):Nh;qn.assign(e),jn.assign(t),Xn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?yn(this.anisotropyNode):Th).toVar();Yn.assign(e.length()),dn(Yn.equal(0),()=>{e.assign(yn(1,0))}).Else(()=>{e.divAssign(yn(Yn)),Yn.assign(Yn.saturate())}),Kn.assign(Yn.pow2().mix(kn.pow2(),1)),Qn.assign(zc[0].mul(e.x).add(zc[1].mul(e.y))),Zn.assign(zc[1].mul(e.x).sub(zc[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?pn(this.transmissionNode):Sh,t=this.thicknessNode?pn(this.thicknessNode):Rh,r=this.attenuationDistanceNode?pn(this.attenuationDistanceNode):Eh,s=this.attenuationColorNode?_n(this.attenuationColorNode):wh;if(ua.assign(e),la.assign(t),da.assign(r),ca.assign(s),this.useDispersion){const e=this.dispersionNode?pn(this.dispersionNode):Dh;ha.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?_n(this.clearcoatNormalNode):fh}setup(e){e.context.setupClearcoatNormal=()=>Bu(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.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 Nf extends Tm{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(qd.mul(a)).normalize(),h=pn(Ud.dot(c.negate()).saturate().pow(l).mul(d)),p=_n(h.add(o).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s)}}class Sf extends vf{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=pn(.1),this.thicknessAmbientNode=pn(0),this.thicknessAttenuationNode=pn(.1),this.thicknessPowerNode=pn(2),this.thicknessScaleNode=pn(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new Nf(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 Rf=on(({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=yn(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=bc("gradientMap","texture").context({getUV:()=>i});return _n(e.r)}{const e=i.fwidth().mul(.5);return iu(_n(.7),_n(1),uu(pn(.7).sub(e.x),pn(.7).add(e.x),i.x))}});class Af extends gg{direct({lightDirection:e,lightColor:t,reflectedLight:r},s){const i=Rf({normal:Gd,lightDirection:e,builder:s}).mul(t);r.directDiffuse.addAssign(i.mul(xg({diffuseColor:In.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:r,reflectedLight:s}=e.context;s.indirectDiffuse.addAssign(r.mul(xg({diffuseColor:In}))),s.indirectDiffuse.mulAssign(t)}}const Ef=new Me;class wf extends Yp{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ef),this.setValues(e)}setupLightingModel(){return new Af}}const Cf=on(()=>{const e=_n(Ud.z,0,Ud.x.negate()).normalize(),t=Ud.cross(e);return yn(e.dot(qd),t.dot(qd)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),Mf=new Be;class Bf extends Yp{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(Mf),this.setValues(e)}setupVariants(e){const t=Cf;let r;r=e.material.matcap?bc("matcap","texture").context({getUV:()=>t}):_n(iu(.2,.8,t.y)),In.rgb.mulAssign(r.rgb)}}class Pf extends di{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 Cn(e,s,s.negate(),e).mul(r)}{const e=t,s=Bn(Rn(1,0,0,0),Rn(0,So(e.x),No(e.x).negate(),0),Rn(0,No(e.x),So(e.x),0),Rn(0,0,0,1)),i=Bn(Rn(So(e.y),0,No(e.y),0),Rn(0,1,0,0),Rn(No(e.y).negate(),0,So(e.y),0),Rn(0,0,0,1)),n=Bn(Rn(So(e.z),No(e.z).negate(),0,0),Rn(No(e.z),So(e.z),0,0),Rn(0,0,1,0),Rn(0,0,0,1));return s.mul(i).mul(n).mul(Rn(r,1)).xyz}}}const Lf=tn(Pf).setParameterLength(2),Ff=new Pe;class Df extends Yp{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(Ff),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,{positionNode:s,rotationNode:i,scaleNode:n,sizeAttenuation:a}=this,o=Rd.mul(_n(s||0));let u=yn(bd[0].xyz.length(),bd[1].xyz.length());null!==n&&(u=u.mul(yn(n))),r.isPerspectiveCamera&&!1===a&&(u=u.mul(o.z.negate()));let l=Md.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>new zu(e,t,r))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=pn(i||yh),c=Lf(l,d);return Rn(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 Uf=new Le,If=new t;class Of extends Df{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Uf),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return Rd.mul(_n(e||Bd)).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?yn(n):Fh;u=u.mul($l),r.isPerspectiveCamera&&!0===a&&(u=u.mul(Vf.div(Dd.z.negate()))),i&&i.isNode&&(u=u.mul(yn(i)));let l=Md.xy;if(s&&s.isNode){const e=pn(s);l=Lf(l,e)}return l=l.mul(u),l=l.div(Xl.div(2)),l=l.mul(o.w),o=o.add(Rn(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 Vf=Ta(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(If);this.value=.5*t.y});class kf extends gg{constructor(){super(),this.shadowNode=pn(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){In.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(In.rgb)}}const Gf=new Fe;class zf extends Yp{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(Gf),this.setValues(e)}setupLightingModel(){return new kf}}const $f=Dn("vec3"),Wf=Dn("vec3"),Hf=Dn("vec3");class qf extends gg{constructor(){super()}start(e){const{material:t}=e,r=Dn("vec3"),s=Dn("vec3");dn(ad.sub(Ld).length().greaterThan(vd.mul(2)),()=>{r.assign(ad),s.assign(Ld)}).Else(()=>{r.assign(Ld),s.assign(ad)});const i=s.sub(r),n=Ta("int").onRenderUpdate(({material:e})=>e.steps),a=i.length().div(n).toVar(),o=i.normalize().toVar(),u=pn(0).toVar(),l=_n(1).toVar();t.offsetNode&&u.addAssign(t.offsetNode.mul(a)),op(n,()=>{const s=r.add(o.mul(u)),i=sd.mul(Rn(s,1)).xyz;let n;null!==t.depthNode&&(Wf.assign(Dp(Mp(i.z,Jl,ed))),e.context.sceneDepthNode=Dp(t.depthNode).toVar()),e.context.positionWorld=s,e.context.shadowPositionWorld=s,e.context.positionView=i,$f.assign(0),t.scatteringNode&&(n=t.scatteringNode({positionRay:s})),super.start(e),n&&$f.mulAssign(n);const d=$f.mul(.01).negate().mul(a).exp();l.mulAssign(d),u.addAssign(a)}),Hf.addAssign(l.saturate().oneMinus())}scatteringLight(e,t){const r=t.context.sceneDepthNode;r?dn(r.greaterThanEqual(Wf),()=>{$f.addAssign(e)}):$f.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(Xg({P:l,p0:n,p1:a,p2:o,p3:u})).pow(1.5);this.scatteringLight(d,i)}finish(e){e.context.outgoingLight.assign(Hf)}}class jf extends Yp{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 qf}}class Xf{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 Kf{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.version),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+",",Ds(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=Is(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Is(e,1)),e=Is(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 Zf=[];class Jf{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);Zf[0]=e,Zf[1]=t,Zf[2]=n,Zf[3]=i;let l=u.get(Zf);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,a,o),u.set(Zf,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)),Zf[0]=null,Zf[1]=null,Zf[2]=null,Zf[3]=null,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Kf)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,a,o,u,l,d){const c=this.getChainMap(d),h=new Qf(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 ey{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 ty=1,ry=2,sy=3,iy=4,ny=16;class ay extends ey{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===ty?this.backend.createAttribute(e):t===ry?this.backend.createIndexAttribute(e):t===sy?this.backend.createStorageAttribute(e):t===iy&&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,sy):this.updateAttribute(e,ty);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,ry);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,iy)}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=uy(t),e.set(t,r)):r.version!==oy(t)&&(this.attributes.delete(r),r=uy(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 dy{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 cy{constructor(e){this.cacheKey=e,this.usedTimes=0}}class hy extends cy{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class py extends cy{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let gy=0;class my{constructor(e,t,r,s=null,i=null){this.id=gy++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class fy extends ey{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 my(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 my(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 my(n.fragmentShader,"fragment",a),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,o,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,o,u,l,t)):e.pipeline=d,d.usedTimes++,o.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new py(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new hy(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 yy extends ey{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?iy:sy;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,r=e.isIndirectStorageBufferAttribute?iy:sy;this.attributes.update(e,r)}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 by(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 xy(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 Ty(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&e.side===B&&!1===e.forceSinglePass}class _y{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=r,o.groupOrder=s,o.renderOrder=e.renderOrder,o.z=i,o.group=n,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,r,s,i,n,a){const o=this.getNextRenderItem(e,t,r,s,i,n,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0||r.transmissionNode&&r.transmissionNode.isNode||r.backdropNode&&r.backdropNode.isNode?(Ty(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?(Ty(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||by),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||xy),this.transparent.length>1&&this.transparent.sort(t||xy)}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?Oe:Ve,l.type=e.stencilBuffer?ke: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:Ge}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=wy){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?this.outputNode.build(e,...t):super.build(e,...t),un(r),e.removeActiveStack(this),o}}const Ly=tn(Py).setParameterLength(0,1);class Fy extends oi{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=$s(i),a=Ws(i)/e;t=Math.max(t,a);const o=r%t%a;0!==o&&(r+=a-o),r+=n}return Math.ceil(r/t)*t}getMemberType(e,t){const r=this.membersLayout.find(e=>e.name===t);return r?r.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class Dy extends oi{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}generate(e){const t=e.getVarFromNode(this),r=t.type,s=e.getPropertyName(t);return e.addLineFlowCode(`${s} = ${e.generateStruct(r,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class Uy extends oi{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(e){const t=e.getNodeProperties(this);if(void 0===t.membersLayout){const r=this.members,s=[];for(let t=0;tnew Wy(e,"uint","float"),jy={};class Xy extends to{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,r){"int"===r?t.assign(Hy(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return mn;case"int":return gn;case"uvec2":return xn;case"uvec3":return Nn;case"uvec4":return En;case"ivec2":return bn;case"ivec3":return vn;case"ivec4":return An}}_createTrailingZerosBaseLayout(e,t){const r=this._returnDataNode(t);return on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t);const i=pn(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 on(([e])=>{dn(e.equal(mn(0)),()=>mn(32));const s=mn(0),i=mn(0);return this._resolveElementType(e,s,t),dn(s.shiftRight(16).equal(0),()=>{i.addAssign(16),s.shiftLeftAssign(16)}),dn(s.shiftRight(24).equal(0),()=>{i.addAssign(8),s.shiftLeftAssign(8)}),dn(s.shiftRight(28).equal(0),()=>{i.addAssign(4),s.shiftLeftAssign(4)}),dn(s.shiftRight(30).equal(0),()=>{i.addAssign(2),s.shiftLeftAssign(2)}),dn(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 on(([e])=>{const s=mn(0);this._resolveElementType(e,s,t),s.assign(s.sub(s.shiftRight(mn(1)).bitAnd(mn(1431655765)))),s.assign(s.bitAnd(mn(858993459)).add(s.shiftRight(mn(2)).bitAnd(mn(858993459))));const i=s.add(s.shiftRight(mn(4))).bitAnd(mn(252645135)).mul(mn(16843009)).shiftRight(mn(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 on(([e])=>{if(1===r)return i(s(e));{const t=i(0),n=["x","y","z","w"];for(let i=0;id(r))()}}Xy.COUNT_TRAILING_ZEROS="countTrailingZeros",Xy.COUNT_LEADING_ZEROS="countLeadingZeros",Xy.COUNT_ONE_BITS="countOneBits";const Ky=sn(Xy,Xy.COUNT_TRAILING_ZEROS).setParameterLength(1),Yy=sn(Xy,Xy.COUNT_LEADING_ZEROS).setParameterLength(1),Qy=sn(Xy,Xy.COUNT_ONE_BITS).setParameterLength(1),Zy=on(([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)}),Jy=(e,t)=>Qo(Ba(4,e.mul(Ma(1,e))),t);class eb extends di{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)}(${this.vectorNode.build(e,t)})`}}const tb=sn(eb,"snorm").setParameterLength(1),rb=sn(eb,"unorm").setParameterLength(1),sb=sn(eb,"float16").setParameterLength(1);class ib extends di{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const nb=sn(ib,"snorm").setParameterLength(1),ab=sn(ib,"unorm").setParameterLength(1),ob=sn(ib,"float16").setParameterLength(1),ub=on(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),lb=on(([e])=>_n(ub(e.z.add(ub(e.y.mul(1)))),ub(e.z.add(ub(e.x.mul(1)))),ub(e.y.add(ub(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),db=on(([e,t,r])=>{const s=_n(e).toVar(),i=pn(1.4).toVar(),n=pn(0).toVar(),a=_n(s).toVar();return op({start:pn(0),end:pn(3),type:"float",condition:"<="},()=>{const e=_n(lb(a.mul(2))).toVar();s.addAssign(e.add(r.mul(pn(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const o=pn(ub(s.z.add(ub(s.x.add(ub(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 cb extends oi{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 hb=tn(cb),pb=e=>(...t)=>hb(e,...t),gb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.time),mb=Ta(0).setGroup(ya).onRenderUpdate(e=>e.deltaTime),fb=Ta(0,"uint").setGroup(ya).onRenderUpdate(e=>e.frameId);const yb=on(([e,t,r=yn(.5)])=>Lf(e.sub(r),t).add(r)),bb=on(([e,t,r=yn(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))}),xb=on(({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=bd.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=bd;const i=sd.mul(s);return Xi(t)&&(i[0][0]=bd[0].length(),i[0][1]=0,i[0][2]=0),Xi(r)&&(i[1][0]=0,i[1][1]=bd[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,td.mul(i).mul(Bd)}),Tb=on(([e=null])=>{const t=Dp();return Dp(Ep(e)).sub(t).lessThan(0).select(Wl,e)});class _b extends oi{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Sl(),r=pn(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),a=n.mod(s),o=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=yn(a,o);return t.add(l).mul(u)}}const vb=tn(_b).setParameterLength(3),Nb=on(([e,t=null,r=null,s=pn(1),i=Bd,n=zd])=>{let a=n.abs().normalize();a=a.div(a.dot(_n(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=Pl(d,o).mul(a.x),g=Pl(c,u).mul(a.y),m=Pl(h,l).mul(a.z);return Ca(p,g,m)}),Sb=new je,Rb=new r,Ab=new r,Eb=new r,wb=new a,Cb=new r(0,0,-1),Mb=new s,Bb=new r,Pb=new r,Lb=new s,Fb=new t,Db=new Ne,Ub=Wl.flipX();Db.depthTexture=new Y(1,1);let Ib=!1;class Ob extends Ml{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||Db.texture,Ub),this._reflectorBaseNode=e.reflector||new Vb(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=Qi(new Ob({defaultTexture:Db.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 Vb extends oi{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new Xe,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?Zs.RENDER:Zs.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const r=this.resolutionScale;t.getDrawingBufferSize(Fb),e.setSize(Math.round(Fb.width*r),Math.round(Fb.height*r))}setup(e){return this._updateResolution(Db,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 Ne(0,0,{type:be,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=Ke,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Y),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&Ib)return!1;Ib=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,a=this.getVirtualCamera(r),o=this.getRenderTarget(a);s.getDrawingBufferSize(Fb),this._updateResolution(o,s),Ab.setFromMatrixPosition(n.matrixWorld),Eb.setFromMatrixPosition(r.matrixWorld),wb.extractRotation(n.matrixWorld),Rb.set(0,0,1),Rb.applyMatrix4(wb),Bb.subVectors(Ab,Eb);let u=!1;if(!0===Bb.dot(Rb)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(Ib=!1);u=!0}Bb.reflect(Rb).negate(),Bb.add(Ab),wb.extractRotation(r.matrixWorld),Cb.set(0,0,-1),Cb.applyMatrix4(wb),Cb.add(Eb),Pb.subVectors(Ab,Cb),Pb.reflect(Rb).negate(),Pb.add(Ab),a.coordinateSystem=r.coordinateSystem,a.position.copy(Bb),a.up.set(0,1,0),a.up.applyMatrix4(wb),a.up.reflect(Rb),a.lookAt(Pb),a.near=r.near,a.far=r.far,a.updateMatrixWorld(),a.projectionMatrix.copy(r.projectionMatrix),Sb.setFromNormalAndCoplanarPoint(Rb,Ab),Sb.applyMatrix4(a.matrixWorldInverse),Mb.set(Sb.normal.x,Sb.normal.y,Sb.normal.z,Sb.constant);const l=a.projectionMatrix;Lb.x=(Math.sign(Mb.x)+l.elements[8])/l.elements[0],Lb.y=(Math.sign(Mb.y)+l.elements[9])/l.elements[5],Lb.z=-1,Lb.w=(1+l.elements[10])/l.elements[14],Mb.multiplyScalar(1/Mb.dot(Lb));l.elements[2]=Mb.x,l.elements[6]=Mb.y,l.elements[10]=s.coordinateSystem===h?Mb.z-0:Mb.z+1-0,l.elements[14]=Mb.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,Ib=!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 kb=new _e(-1,1,1,-1,0,1);class Gb 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 Ye([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new Ye(t,2))}}const zb=new Gb;class $b extends ne{constructor(e=null){super(zb,e),this.camera=kb,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,kb)}render(e){e.render(this,kb)}}const Wb=new t;class Hb extends Ml{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:be}){const i=new Ne(t,r,s);super(i.texture,Sl()),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 $b(new Yp),this.updateBeforeType=Zs.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(Wb),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 Ml(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const qb=(e,...t)=>Qi(new Hb(Qi(e),...t)),jb=on(([e,t,r],s)=>{let i;s.renderer.coordinateSystem===h?(e=yn(e.x,e.y.oneMinus()).mul(2).sub(1),i=Rn(_n(e,t),1)):i=Rn(_n(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=Rn(r.mul(i));return n.xyz.div(n.w)}),Xb=on(([e,t])=>{const r=t.mul(Rn(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return yn(s.x,s.y.oneMinus())}),Kb=on(([e,t,r])=>{const s=Al(Ll(t)),i=bn(e.mul(s)).toVar(),n=Ll(t,i).toVar(),a=Ll(t,i.sub(bn(2,0))).toVar(),o=Ll(t,i.sub(bn(1,0))).toVar(),u=Ll(t,i.add(bn(1,0))).toVar(),l=Ll(t,i.add(bn(2,0))).toVar(),d=Ll(t,i.add(bn(0,2))).toVar(),c=Ll(t,i.add(bn(0,1))).toVar(),h=Ll(t,i.sub(bn(0,1))).toVar(),p=Ll(t,i.sub(bn(0,2))).toVar(),g=Co(Ma(pn(2).mul(o).sub(a),n)).toVar(),m=Co(Ma(pn(2).mul(u).sub(l),n)).toVar(),f=Co(Ma(pn(2).mul(c).sub(d),n)).toVar(),y=Co(Ma(pn(2).mul(h).sub(p),n)).toVar(),b=jb(e,n,r).toVar(),x=g.lessThan(m).select(b.sub(jb(e.sub(yn(pn(1).div(s.x),0)),o,r)),b.negate().add(jb(e.add(yn(pn(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(b.sub(jb(e.add(yn(0,pn(1).div(s.y))),c,r)),b.negate().add(jb(e.sub(yn(0,pn(1).div(s.y))),h,r)));return _o(Yo(x,T))}),Yb=on(([e])=>vo(pn(52.9829189).mul(vo(Ko(e,yn(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),Qb=on(([e,t,r])=>{const s=pn(2.399963229728653),i=yo(pn(e).add(.5).div(pn(t))),n=pn(e).mul(s).add(r);return yn(So(n),No(n)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class Zb extends oi{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample(Sl())}sample(e){return this.callback(e)}}class Jb extends oi{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===Jb.OBJECT?this.updateType=Zs.OBJECT:e===Jb.MATERIAL?this.updateType=Zs.RENDER:e===Jb.BEFORE_OBJECT?this.updateBeforeType=Zs.OBJECT:e===Jb.BEFORE_MATERIAL&&(this.updateBeforeType=Zs.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}Jb.OBJECT="object",Jb.MATERIAL="material",Jb.BEFORE_OBJECT="beforeObject",Jb.BEFORE_MATERIAL="beforeMaterial";const ex=(e,t)=>new Jb(e,t).toStack();class tx extends W{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class rx extends Ee{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class sx extends oi{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const ix=rn(sx),nx=new P,ax=new a;class ox extends oi{static get type(){return"SceneNode"}constructor(e=ox.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===ox.BACKGROUND_BLURRINESS?s=mc("backgroundBlurriness","float",r):t===ox.BACKGROUND_INTENSITY?s=mc("backgroundIntensity","float",r):t===ox.BACKGROUND_ROTATION?s=Ta("mat4").setName("backgroundRotation").setGroup(ya).onRenderUpdate(()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==Qe?(nx.copy(r.backgroundRotation),nx.x*=-1,nx.y*=-1,nx.z*=-1,ax.makeRotationFromEuler(nx)):ax.identity(),ax}):o("SceneNode: Unknown scope:",t),s}}ox.BACKGROUND_BLURRINESS="backgroundBlurriness",ox.BACKGROUND_INTENSITY="backgroundIntensity",ox.BACKGROUND_ROTATION="backgroundRotation";const ux=rn(ox,ox.BACKGROUND_BLURRINESS),lx=rn(ox,ox.BACKGROUND_INTENSITY),dx=rn(ox,ox.BACKGROUND_ROTATION);class cx extends Ml{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=ei.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(ei.READ_WRITE)}toReadOnly(){return this.setAccess(ei.READ_ONLY)}toWriteOnly(){return this.setAccess(ei.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}}const hx=tn(cx).setParameterLength(1,3),px=on(({texture:e,uv:t})=>{const r=1e-4,s=_n().toVar();return dn(t.x.lessThan(r),()=>{s.assign(_n(1,0,0))}).ElseIf(t.y.lessThan(r),()=>{s.assign(_n(0,1,0))}).ElseIf(t.z.lessThan(r),()=>{s.assign(_n(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{s.assign(_n(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{s.assign(_n(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{s.assign(_n(0,0,-1))}).Else(()=>{const r=.01,i=e.sample(t.add(_n(-.01,0,0))).r.sub(e.sample(t.add(_n(r,0,0))).r),n=e.sample(t.add(_n(0,-.01,0))).r.sub(e.sample(t.add(_n(0,r,0))).r),a=e.sample(t.add(_n(0,0,-.01))).r.sub(e.sample(t.add(_n(0,0,r))).r);s.assign(_n(i,n,a))}),s.normalize()});class gx extends Ml{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return _n(.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 px({texture:this,uv:e})}}const mx=tn(gx).setParameterLength(1,3);class fx extends gc{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 yx=new WeakMap;class bx extends di{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=Zs.OBJECT,this.updateAfterType=Zs.OBJECT,this.previousModelWorldMatrix=Ta(new a),this.previousProjectionMatrix=Ta(new a).setGroup(ya),this.previousCameraViewMatrix=Ta(new a)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=Tx(r);this.previousModelWorldMatrix.value.copy(s);const i=xx(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}){Tx(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?td:Ta(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(Rd).mul(Bd),s=this.previousProjectionMatrix.mul(t).mul(Pd),i=r.xy.div(r.w),n=s.xy.div(s.w);return Ma(i,n)}}function xx(e){let t=yx.get(e);return void 0===t&&(t={},yx.set(e,t)),t}function Tx(e,t=0){const r=xx(e);let s=r[t];return void 0===s&&(r[t]=s=new a,r[t].copy(e.matrixWorld)),s}const _x=rn(bx),vx=on(([e])=>Ax(e.rgb)),Nx=on(([e,t=pn(1)])=>t.mix(Ax(e.rgb),e.rgb)),Sx=on(([e,t=pn(1)])=>{const r=Ca(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 iu(e.rgb,s,i)}),Rx=on(([e,t=pn(1)])=>{const r=_n(.57735,.57735,.57735),s=t.cos();return _n(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(Ko(r,e.rgb).mul(s.oneMinus())))))}),Ax=(e,t=_n(p.getLuminanceCoefficients(new r)))=>Ko(e,t),Ex=on(([e,t=_n(1),s=_n(0),i=_n(1),n=pn(1),a=_n(p.getLuminanceCoefficients(new r,Se))])=>{const o=e.rgb.dot(_n(a)),u=Wo(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return dn(u.r.greaterThan(0),()=>{u.r.assign(l.r)}),dn(u.g.greaterThan(0),()=>{u.g.assign(l.g)}),dn(u.b.greaterThan(0),()=>{u.b.assign(l.b)}),u.assign(o.add(u.sub(o).mul(n))),Rn(u.rgb,e.a)});class wx extends di{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 Cx=tn(wx).setParameterLength(2);let Mx=null;class Bx extends Tp{static get type(){return"ViewportSharedTextureNode"}constructor(e=Wl,t=null){null===Mx&&(Mx=new X),super(e,t,Mx)}getTextureForReference(){return Mx}updateReference(){return this}}const Px=tn(Bx).setParameterLength(0,2),Lx=new t;class Fx extends Ml{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 Dx extends Fx{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 Ux extends di{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 Ne(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=Ta(0),this._cameraFar=Ta(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=Zs.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 Dx(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 Dx(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=Bp(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=Cp(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===Ux.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),Lx.set(n.width,n.height)):(s=this.camera,i=t.getPixelRatio(),t.getSize(Lx)),this._pixelRatio=i,this.setSize(Lx.width,Lx.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:xu({...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()}}Ux.COLOR="color",Ux.DEPTH="depth";class Ix extends Ux{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(Ux.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 Yp;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=M;const t=zd.negate(),r=td.mul(Rd),s=pn(1),i=r.mul(Rn(Bd,1)),n=r.mul(Rn(Bd.add(t),1)),a=_o(i.sub(n));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=Rn(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 Ox=on(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),Vx=on(([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"}]}),kx=on(([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"}]}),Gx=on(([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)}),zx=on(([e,t])=>{const r=Mn(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Mn(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=Gx(e),(e=s.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),$x=Mn(_n(1.6605,-.1246,-.0182),_n(-.5876,1.1329,-.1006),_n(-.0728,-.0083,1.1187)),Wx=Mn(_n(.6274,.0691,.0164),_n(.3293,.9195,.088),_n(.0433,.0113,.8956)),Hx=on(([e])=>{const t=_n(e).toVar(),r=_n(t.mul(t)).toVar(),s=_n(r.mul(r)).toVar();return pn(15.5).mul(s.mul(r)).sub(Ba(40.14,s.mul(t))).add(Ba(31.96,s).sub(Ba(6.868,r.mul(t))).add(Ba(.4298,r).add(Ba(.1191,t).sub(.00232))))}),qx=on(([e,t])=>{const r=_n(e).toVar(),s=Mn(_n(.856627153315983,.137318972929847,.11189821299995),_n(.0951212405381588,.761241990602591,.0767994186031903),_n(.0482516061458583,.101439036467562,.811302368396859)),i=Mn(_n(1.1271005818144368,-.1413297634984383,-.14132976349843826),_n(-.11060664309660323,1.157823702216272,-.11060664309660294),_n(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=pn(-12.47393),a=pn(4.026069);return r.mulAssign(t),r.assign(Wx.mul(r)),r.assign(s.mul(r)),r.assign(Wo(r,1e-10)),r.assign(fo(r)),r.assign(r.sub(n).div(a.sub(n))),r.assign(nu(r,0,1)),r.assign(Hx(r)),r.assign(i.mul(r)),r.assign(Qo(Wo(_n(0),r),_n(2.2))),r.assign($x.mul(r)),r.assign(nu(r,0,1)),r}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),jx=on(([e,t])=>{const r=pn(.76),s=pn(.15);e=e.mul(t);const i=$o(e.r,$o(e.g,e.b)),n=yu(i.lessThan(.08),i.sub(Ba(6.25,i.mul(i))),.04);e.subAssign(n);const a=Wo(e.r,Wo(e.g,e.b));dn(a.lessThan(r),()=>e);const o=Ma(1,r),u=Ma(1,o.mul(o).div(a.add(o.sub(r))));e.mulAssign(u.div(a));const l=Ma(1,Pa(1,s.mul(a.sub(u)).add(1)));return iu(e,_n(u),l)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class Xx extends oi{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=r}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const Kx=tn(Xx).setParameterLength(1,3);class Yx extends Xx{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const r=this.getNodeType(e);return e.getStructTypeNode(r).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const a=e.getPropertyName(n),o=this.getNodeFunction(e).getCode(a);return n.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const Qx=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Zx extends oi{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new u,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:pn()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=Xs(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Ks(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Jx=tn(Zx).setParameterLength(1);class eT extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class tT{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const rT=new eT;class sT extends oi{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new eT,this._output=Jx(null),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Jx(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Jx(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new tT(this),t=rT.get("THREE"),r=rT.get("TSL"),s=this.getMethod(),i=[e,this._local,rT,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:pn()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[Ds(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return Us(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const iT=tn(sT).setParameterLength(1,2);function nT(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||Dd.z).negate()}const aT=on(([e,t],r)=>{const s=nT(r);return uu(e,t,s)}),oT=on(([e],t)=>{const r=nT(t);return e.mul(e,r,r).negate().exp().oneMinus()}),uT=on(([e,t],r)=>{const s=nT(r),i=t.sub(Ld.y).max(0).toConst().mul(s).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),lT=on(([e,t])=>Rn(t.toFloat().mix(sa.rgb,e.toVec3()),sa.a));let dT=null,cT=null;class hT extends oi{static get type(){return"RangeNode"}constructor(e=pn(),t=pn()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),r=this.getConstNode(this.maxNode),s=e.getTypeLength(Hs(t.value)),i=e.getTypeLength(Hs(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 Error('THREE.TSL: No "ConstNode" found in node graph.');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(Hs(a)),d=e.getTypeLength(Hs(o));dT=dT||new s,cT=cT||new s,dT.setScalar(0),cT.setScalar(0),1===u?dT.setScalar(a):a.isColor?dT.set(a.r,a.g,a.b,1):dT.set(a.x,a.y,a.z||0,a.w||0),1===d?cT.setScalar(o):o.isColor?cT.set(o.r,o.g,o.b,1):cT.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 gT(e,t),fT=mT("numWorkgroups","uvec3"),yT=mT("workgroupId","uvec3"),bT=mT("globalId","uvec3"),xT=mT("localId","uvec3"),TT=mT("subgroupSize","uint");const _T=tn(class extends oi{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)}});class vT extends ui{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 NT extends oi{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.'),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new vT(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class ST extends oi{static get type(){return"AtomicFunctionNode"}constructor(e,t,r){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),r=t.parents,s=this.method,i=this.getNodeType(e),n=this.getInputType(e),a=this.pointerNode,o=this.valueNode,u=[];u.push(`&${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=pl(l,i).toConst()),t.constNode.build(e);e.addLineFlowCode(l,this)}}ST.ATOMIC_LOAD="atomicLoad",ST.ATOMIC_STORE="atomicStore",ST.ATOMIC_ADD="atomicAdd",ST.ATOMIC_SUB="atomicSub",ST.ATOMIC_MAX="atomicMax",ST.ATOMIC_MIN="atomicMin",ST.ATOMIC_AND="atomicAnd",ST.ATOMIC_OR="atomicOr",ST.ATOMIC_XOR="atomicXor";const RT=tn(ST),AT=(e,t,r)=>RT(e,t,r).toStack();class ET extends di{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===ET.SUBGROUP_ELECT?"bool":t===ET.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===ET.SUBGROUP_BROADCAST||r===ET.SUBGROUP_SHUFFLE||r===ET.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(n.build(e,s),a.build(e,"float"===t?"int":s))}else r===ET.SUBGROUP_SHUFFLE_XOR||r===ET.SUBGROUP_SHUFFLE_DOWN||r===ET.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)}${u}`,s,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ET.SUBGROUP_ELECT="subgroupElect",ET.SUBGROUP_BALLOT="subgroupBallot",ET.SUBGROUP_ADD="subgroupAdd",ET.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",ET.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",ET.SUBGROUP_MUL="subgroupMul",ET.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",ET.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",ET.SUBGROUP_AND="subgroupAnd",ET.SUBGROUP_OR="subgroupOr",ET.SUBGROUP_XOR="subgroupXor",ET.SUBGROUP_MIN="subgroupMin",ET.SUBGROUP_MAX="subgroupMax",ET.SUBGROUP_ALL="subgroupAll",ET.SUBGROUP_ANY="subgroupAny",ET.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",ET.QUAD_SWAP_X="quadSwapX",ET.QUAD_SWAP_Y="quadSwapY",ET.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",ET.SUBGROUP_BROADCAST="subgroupBroadcast",ET.SUBGROUP_SHUFFLE="subgroupShuffle",ET.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",ET.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",ET.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",ET.QUAD_BROADCAST="quadBroadcast";const wT=sn(ET,ET.SUBGROUP_ELECT).setParameterLength(0),CT=sn(ET,ET.SUBGROUP_BALLOT).setParameterLength(1),MT=sn(ET,ET.SUBGROUP_ADD).setParameterLength(1),BT=sn(ET,ET.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),PT=sn(ET,ET.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),LT=sn(ET,ET.SUBGROUP_MUL).setParameterLength(1),FT=sn(ET,ET.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),DT=sn(ET,ET.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),UT=sn(ET,ET.SUBGROUP_AND).setParameterLength(1),IT=sn(ET,ET.SUBGROUP_OR).setParameterLength(1),OT=sn(ET,ET.SUBGROUP_XOR).setParameterLength(1),VT=sn(ET,ET.SUBGROUP_MIN).setParameterLength(1),kT=sn(ET,ET.SUBGROUP_MAX).setParameterLength(1),GT=sn(ET,ET.SUBGROUP_ALL).setParameterLength(0),zT=sn(ET,ET.SUBGROUP_ANY).setParameterLength(0),$T=sn(ET,ET.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),WT=sn(ET,ET.QUAD_SWAP_X).setParameterLength(1),HT=sn(ET,ET.QUAD_SWAP_Y).setParameterLength(1),qT=sn(ET,ET.QUAD_SWAP_DIAGONAL).setParameterLength(1),jT=sn(ET,ET.SUBGROUP_BROADCAST).setParameterLength(2),XT=sn(ET,ET.SUBGROUP_SHUFFLE).setParameterLength(2),KT=sn(ET,ET.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),YT=sn(ET,ET.SUBGROUP_SHUFFLE_UP).setParameterLength(2),QT=sn(ET,ET.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),ZT=sn(ET,ET.QUAD_BROADCAST).setParameterLength(1);let JT;function e_(e){JT=JT||new WeakMap;let t=JT.get(e);return void 0===t&&JT.set(e,t={}),t}function t_(e){const t=e_(e);return t.shadowMatrix||(t.shadowMatrix=Ta("mat4").setGroup(ya).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 r_(e,t=Ld){const r=t_(e).mul(t);return r.xyz.div(r.w)}function s_(e){const t=e_(e);return t.position||(t.position=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld)))}function i_(e){const t=e_(e);return t.targetPosition||(t.targetPosition=Ta(new r).setGroup(ya).onRenderUpdate((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld)))}function n_(e){const t=e_(e);return t.viewPosition||(t.viewPosition=Ta(new r).setGroup(ya).onRenderUpdate(({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)}))}const a_=e=>sd.transformDirection(s_(e).sub(i_(e))),o_=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},u_=new WeakMap,l_=[];class d_ extends oi{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=Dn("vec3","totalDiffuse"),this.totalSpecularNode=Dn("vec3","totalSpecular"),this.outgoingLightNode=Dn("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(Qi(e));else{let s=null;if(null!==r&&(s=o_(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;u_.has(e)?s=u_.get(e):(s=new r(e),u_.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=_n(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 c_ extends oi{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=Zs.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){h_.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||Ld)}}const h_=Dn("vec3","shadowPositionWorld");function p_(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 g_(e,t){return t=p_(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function m_(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 f_(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function y_(e,t){return t=f_(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function b_(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function x_(e,t,r){return r=y_(t,r=g_(e,r))}function T_(e,t,r){m_(e,r),b_(t,r)}var __=Object.freeze({__proto__:null,resetRendererAndSceneState:x_,resetRendererState:g_,resetSceneState:y_,restoreRendererAndSceneState:T_,restoreRendererState:m_,restoreSceneState:b_,saveRendererAndSceneState:function(e,t,r={}){return r=f_(t,r=p_(e,r))},saveRendererState:p_,saveSceneState:f_});const v_=new WeakMap,N_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e,t.xy).setName("t_basic");return e.isArrayTexture&&(s=s.depth(r)),s.compare(t.z)}),S_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=mc("radius","float",r).setGroup(ya),o=yn(1).div(n),u=a.mul(o.x),l=Yb(ql.xy).mul(6.28318530718);return Ca(i(t.xy.add(Qb(0,5,l).mul(u)),t.z),i(t.xy.add(Qb(1,5,l).mul(u)),t.z),i(t.xy.add(Qb(2,5,l).mul(u)),t.z),i(t.xy.add(Qb(3,5,l).mul(u)),t.z),i(t.xy.add(Qb(4,5,l).mul(u)),t.z)).mul(.2)}),R_=on(({depthTexture:e,shadowCoord:t,shadow:r,depthLayer:s})=>{const i=(t,r)=>{let i=Pl(e,t);return e.isArrayTexture&&(i=i.depth(s)),i.compare(r)},n=mc("mapSize","vec2",r).setGroup(ya),a=yn(1).div(n),o=a.x,u=a.y,l=t.xy,d=vo(l.mul(n).add(.5));return l.subAssign(d.mul(a)),Ca(i(l,t.z),i(l.add(yn(o,0)),t.z),i(l.add(yn(0,u)),t.z),i(l.add(a),t.z),iu(i(l.add(yn(o.negate(),0)),t.z),i(l.add(yn(o.mul(2),0)),t.z),d.x),iu(i(l.add(yn(o.negate(),u)),t.z),i(l.add(yn(o.mul(2),u)),t.z),d.x),iu(i(l.add(yn(0,u.negate())),t.z),i(l.add(yn(0,u.mul(2))),t.z),d.y),iu(i(l.add(yn(o,u.negate())),t.z),i(l.add(yn(o,u.mul(2))),t.z),d.y),iu(iu(i(l.add(yn(o.negate(),u.negate())),t.z),i(l.add(yn(o.mul(2),u.negate())),t.z),d.x),iu(i(l.add(yn(o.negate(),u.mul(2))),t.z),i(l.add(yn(o.mul(2),u.mul(2))),t.z),d.x),d.y)).mul(1/9)}),A_=on(({depthTexture:e,shadowCoord:t,depthLayer:r})=>{let s=Pl(e).sample(t.xy);e.isArrayTexture&&(s=s.depth(r)),s=s.rg;const i=s.x,n=Wo(1e-7,s.y.mul(s.y)),a=Ho(t.z,i);dn(a.equal(1),()=>pn(1));const o=t.z.sub(i);let u=n.div(n.add(o.mul(o)));return u=nu(Ma(u,.3).div(.65)),Wo(a,u)}),E_=on(([e,t,r])=>{let s=Ld.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s}),w_=e=>{let t=v_.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=mc("near","float",t).setGroup(ya),s=mc("far","float",t).setGroup(ya),i=hd(e);return E_(i,r,s)})(e):null;t=new Yp,t.colorNode=Rn(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,v_.set(e,t)}return t},C_=e=>{const t=v_.get(e);void 0!==t&&(t.dispose(),v_.delete(e))},M_=new Kf,B_=[],P_=(e,t,r,s)=>{B_[0]=e,B_[1]=t;let i=M_.get(B_);return void 0!==i&&i.shadowType===r&&i.useVelocity===s||(i=(i,n,a,o,u,l,...d)=>{(!0===i.castShadow||i.receiveShadow&&r===Ze)&&(s&&(js(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,M_.set(B_,i)),B_[0]=null,B_[1]=null,i},L_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanVertical"),a=pn(0).toVar("squareMeanVertical"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(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=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),F_=on(({samples:e,radius:t,size:r,shadowPass:s,depthLayer:i})=>{const n=pn(0).toVar("meanHorizontal"),a=pn(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(pn(1)).select(pn(0),pn(2).div(e.sub(1))),u=e.lessThanEqual(pn(1)).select(pn(0),pn(-1));op({start:gn(0),end:gn(e),type:"int",condition:"<"},({i:e})=>{const l=u.add(pn(e).mul(o));let d=s.sample(Ca(ql.xy,yn(l,0).mul(t)).div(r));s.value.isArrayTexture&&(d=d.depth(i)),n.addAssign(d.x),a.addAssign(Ca(d.y.mul(d.y),d.x.mul(d.x)))}),n.divAssign(e),a.divAssign(e);const l=yo(a.sub(n.mul(n)).max(0));return yn(n,l)}),D_=[N_,S_,R_,A_];let U_;const I_=new $b;class O_ extends c_{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,pn(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=mc("bias","float",r).setGroup(ya);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=mc("near","float",r.camera).setGroup(ya),s=mc("far","float",r.camera).setGroup(ya);n=Pp(e.negate(),t,s)}return a=_n(a.x,a.y.oneMinus(),n.add(i)),a}getShadowFilterFn(e){return D_[e]}setupRenderTarget(e,t){const r=new Y(e.mapSize.width,e.mapSize.height);r.name="ShadowDepthTexture",r.compareFunction=E;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,n=t.shadowMap.type,{depthTexture:a,shadowMap:o}=this.setupRenderTarget(i,e);if(i.camera.coordinateSystem=r.coordinateSystem,i.camera.updateProjectionMatrix(),n===Ze&&!0!==i.isPointLightShadow){a.compareFunction=null,o.depth>1?(o._vsmShadowMapVertical||(o._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=o._vsmShadowMapVertical,o._vsmShadowMapHorizontal||(o._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:G,type:be,depth:o.depth,depthBuffer:!1}),o._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=o._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=Pl(a);a.isArrayTexture&&(t=t.depth(this.depthLayer));let r=Pl(this.vsmShadowMapVertical.texture);a.isArrayTexture&&(r=r.depth(this.depthLayer));const s=mc("blurSamples","float",i).setGroup(ya),n=mc("radius","float",i).setGroup(ya),u=mc("mapSize","vec2",i).setGroup(ya);let l=this.vsmMaterialVertical||(this.vsmMaterialVertical=new Yp);l.fragmentNode=L_({samples:s,radius:n,size:u,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMVertical",l=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new Yp),l.fragmentNode=F_({samples:s,radius:n,size:u,shadowPass:r,depthLayer:this.depthLayer}).context(e.getSharedContext()),l.name="VSMHorizontal"}const u=mc("intensity","float",i).setGroup(ya),l=mc("normalBias","float",i).setGroup(ya),d=t_(s).mul(h_.add(jd.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=n===Ze&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:a,g=this.setupShadowFilter(e,{filterFn:h,shadowTexture:o.texture,depthTexture:p,shadowCoord:c,shadow:i,depthLayer:this.depthLayer});let m,f;!0===t.shadowMap.transmitted&&(o.texture.isCubeTexture?m=hc(o.texture,c.xyz):(m=Pl(o.texture,c),a.isArrayTexture&&(m=m.depth(this.depthLayer)))),f=m?iu(1,g.rgb.mix(m,1),u.mul(m.a)).toVar():iu(1,g,u).toVar(),this.shadowMap=o,this.shadow.map=o;const y=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&f.toInspector(`${y} / Color`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture):Pl(this.shadowMap.texture)),f.toInspector(`${y} / Depth`,()=>this.shadowMap.texture.isCubeTexture?hc(this.shadowMap.texture).r.oneMinus():Ll(this.shadowMap.depthTexture,Sl().mul(Al(Pl(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return on(()=>{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 [ ${s.name||"ID: "+s.id} ]`,i.render(n,t.camera),n.name=a}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:a}=e,o=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u;const l=s.camera.layers.mask;4294967294&s.camera.layers.mask||(s.camera.layers.mask=a.layers.mask);const d=i.getRenderObjectFunction(),c=i.getMRT(),h=!!c&&c.has("velocity");U_=x_(i,n,U_),n.overrideMaterial=w_(r),i.setRenderObjectFunction(P_(i,s,o,h)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(d),o===Ze&&!0!==s.isPointLightShadow&&this.vsmPass(i),s.camera.layers.mask=l,T_(i,n,U_)}vsmPass(e){const{shadow:t}=this,r=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,r),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,r),e.setRenderTarget(this.vsmShadowMapVertical),I_.material=this.vsmMaterialVertical,I_.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),I_.material=this.vsmMaterialHorizontal,I_.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,C_(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let r=t.needsUpdate||t.autoUpdate;r&&(this._cameraFrameId[e.camera]===e.frameId&&(r=!1),this._cameraFrameId[e.camera]=e.frameId),r&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const V_=(e,t)=>new O_(e,t),k_=new e,G_=new a,z_=new r,$_=new r,W_=[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)],H_=[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)],q_=[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)],j_=[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)],X_=on(({depthTexture:e,bd3D:t,dp:r})=>hc(e,t).compare(r)),K_=on(({depthTexture:e,bd3D:t,dp:r,shadow:s})=>{const i=mc("radius","float",s).setGroup(ya),n=mc("mapSize","vec2",s).setGroup(ya),a=i.div(n.x),o=Co(t),u=_o(Yo(t,o.x.greaterThan(o.z).select(_n(0,1,0),_n(1,0,0)))),l=Yo(t,u),d=Yb(ql.xy).mul(6.28318530718),c=Qb(0,5,d),h=Qb(1,5,d),p=Qb(2,5,d),g=Qb(3,5,d),m=Qb(4,5,d);return hc(e,t.add(u.mul(c.x).add(l.mul(c.y)).mul(a))).compare(r).add(hc(e,t.add(u.mul(h.x).add(l.mul(h.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(p.x).add(l.mul(p.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(g.x).add(l.mul(g.y)).mul(a))).compare(r)).add(hc(e,t.add(u.mul(m.x).add(l.mul(m.y)).mul(a))).compare(r)).mul(.2)}),Y_=on(({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),a=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.near),o=Ta("float").setGroup(ya).onRenderUpdate(()=>s.camera.far),u=mc("bias","float",s).setGroup(ya),l=pn(1).toVar();return dn(n.sub(o).lessThanEqual(0).and(n.sub(a).greaterThanEqual(0)),()=>{const r=n.sub(a).div(o.sub(a)).toVar();r.addAssign(u);const d=i.normalize();l.assign(e({depthTexture:t,bd3D:d,dp:r,shadow:s}))}),l});class Q_ extends O_{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Je?X_:K_}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){return Y_({filterFn:t,depthTexture:r,shadowCoord:s,shadow:i})}setupRenderTarget(e,t){const r=new et(e.mapSize.width);r.name="PointShadowDepthTexture",r.compareFunction=E;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?W_:q_,d=u?H_:j_;r.setSize(t.mapSize.width,t.mapSize.width);const c=i.autoClear,p=i.getClearColor(k_),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()),z_.setFromMatrixPosition(s.matrixWorld),a.position.copy(z_),$_.copy(a.position),$_.add(l[e]),a.up.copy(d[e]),a.lookAt($_),a.updateMatrixWorld(),o.makeTranslation(-z_.x,-z_.y,-z_.z),G_.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(G_,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 Z_=(e,t)=>new Q_(e,t);class J_ extends gp{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||Ta(this.color).setGroup(ya),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=Zs.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 n_(this.light).sub(e.context.positionView||Dd)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return V_(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?Qi(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 ev=on(({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)}),tv=({color:e,lightVector:t,cutoffDistance:r,decayExponent:s})=>{const i=t.normalize(),n=t.length(),a=ev({lightDistance:n,cutoffDistance:r,decayExponent:s});return{lightDirection:i,lightColor:e.mul(a)}};class rv extends J_{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(2).setGroup(ya)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return Z_(this.light)}setupDirect(e){return tv({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const sv=on(([e=Sl()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()}),iv=on(([e=Sl()],{renderer:t,material:r})=>{const s=su(e.mul(2).sub(1));let i;if(r.alphaToCoverage&&t.currentSamples>0){const e=pn(s.fwidth()).toVar();i=uu(e.oneMinus(),e.add(1),s).oneMinus()}else i=yu(s.greaterThan(1),0,1);return i}),nv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=fn(e).toVar();return yu(n,i,s)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),av=on(([e,t])=>{const r=fn(t).toVar(),s=pn(e).toVar();return yu(r,s.negate(),s)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),ov=on(([e])=>{const t=pn(e).toVar();return gn(xo(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),uv=on(([e,t])=>{const r=pn(e).toVar();return t.assign(ov(r)),r.sub(pn(t))}),lv=pb([on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=pn(s).toVar(),l=pn(r).toVar(),d=pn(t).toVar(),c=pn(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]}),on(([e,t,r,s,i,n])=>{const a=pn(n).toVar(),o=pn(i).toVar(),u=_n(s).toVar(),l=_n(r).toVar(),d=_n(t).toVar(),c=_n(e).toVar(),h=pn(Ma(1,o)).toVar();return Ma(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"}]})]),dv=pb([on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=pn(o).toVar(),m=pn(a).toVar(),f=pn(n).toVar(),y=pn(i).toVar(),b=pn(s).toVar(),x=pn(r).toVar(),T=pn(t).toVar(),_=pn(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]}),on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=pn(d).toVar(),h=pn(l).toVar(),p=pn(u).toVar(),g=_n(o).toVar(),m=_n(a).toVar(),f=_n(n).toVar(),y=_n(i).toVar(),b=_n(s).toVar(),x=_n(r).toVar(),T=_n(t).toVar(),_=_n(e).toVar(),v=pn(Ma(1,p)).toVar(),N=pn(Ma(1,h)).toVar();return pn(Ma(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"}]})]),cv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=mn(e).toVar(),a=mn(n.bitAnd(mn(7))).toVar(),o=pn(nv(a.lessThan(mn(4)),i,s)).toVar(),u=pn(Ba(2,nv(a.lessThan(mn(4)),s,i))).toVar();return av(o,fn(a.bitAnd(mn(1)))).add(av(u,fn(a.bitAnd(mn(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),hv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=mn(e).toVar(),u=mn(o.bitAnd(mn(15))).toVar(),l=pn(nv(u.lessThan(mn(8)),a,n)).toVar(),d=pn(nv(u.lessThan(mn(4)),n,nv(u.equal(mn(12)).or(u.equal(mn(14))),a,i))).toVar();return av(l,fn(u.bitAnd(mn(1)))).add(av(d,fn(u.bitAnd(mn(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"}]}),pv=pb([cv,hv]),gv=on(([e,t,r])=>{const s=pn(r).toVar(),i=pn(t).toVar(),n=Nn(e).toVar();return _n(pv(n.x,i,s),pv(n.y,i,s),pv(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"}]}),mv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=pn(t).toVar(),o=Nn(e).toVar();return _n(pv(o.x,a,n,i),pv(o.y,a,n,i),pv(o.z,a,n,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),fv=pb([gv,mv]),yv=on(([e])=>{const t=pn(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),bv=on(([e])=>{const t=pn(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),xv=pb([yv,on(([e])=>{const t=_n(e).toVar();return Ba(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),Tv=pb([bv,on(([e])=>{const t=_n(e).toVar();return Ba(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),_v=on(([e,t])=>{const r=gn(t).toVar(),s=mn(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(gn(32).sub(r)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),vv=on(([e,t,r])=>{e.subAssign(r),e.bitXorAssign(_v(r,gn(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(_v(e,gn(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(_v(t,gn(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(_v(r,gn(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(_v(e,gn(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(_v(t,gn(4))),t.addAssign(e)}),Nv=on(([e,t,r])=>{const s=mn(r).toVar(),i=mn(t).toVar(),n=mn(e).toVar();return s.bitXorAssign(i),s.subAssign(_v(i,gn(14))),n.bitXorAssign(s),n.subAssign(_v(s,gn(11))),i.bitXorAssign(n),i.subAssign(_v(n,gn(25))),s.bitXorAssign(i),s.subAssign(_v(i,gn(16))),n.bitXorAssign(s),n.subAssign(_v(s,gn(4))),i.bitXorAssign(n),i.subAssign(_v(n,gn(14))),s.bitXorAssign(i),s.subAssign(_v(i,gn(24))),s}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),Sv=on(([e])=>{const t=mn(e).toVar();return pn(t).div(pn(mn(gn(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Rv=on(([e])=>{const t=pn(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Av=pb([on(([e])=>{const t=gn(e).toVar(),r=mn(mn(1)).toVar(),s=mn(mn(gn(3735928559)).add(r.shiftLeft(mn(2))).add(mn(13))).toVar();return Nv(s.add(mn(t)),s,s)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(mn(2)).toVar(),n=mn().toVar(),a=mn().toVar(),o=mn().toVar();return n.assign(a.assign(o.assign(mn(gn(3735928559)).add(i.shiftLeft(mn(2))).add(mn(13))))),n.addAssign(mn(s)),a.addAssign(mn(r)),Nv(n,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(mn(3)).toVar(),o=mn().toVar(),u=mn().toVar(),l=mn().toVar();return o.assign(u.assign(l.assign(mn(gn(3735928559)).add(a.shiftLeft(mn(2))).add(mn(13))))),o.addAssign(mn(n)),u.addAssign(mn(i)),l.addAssign(mn(s)),Nv(o,u,l)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),on(([e,t,r,s])=>{const i=gn(s).toVar(),n=gn(r).toVar(),a=gn(t).toVar(),o=gn(e).toVar(),u=mn(mn(4)).toVar(),l=mn().toVar(),d=mn().toVar(),c=mn().toVar();return l.assign(d.assign(c.assign(mn(gn(3735928559)).add(u.shiftLeft(mn(2))).add(mn(13))))),l.addAssign(mn(o)),d.addAssign(mn(a)),c.addAssign(mn(n)),vv(l,d,c),l.addAssign(mn(i)),Nv(l,d,c)}).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),on(([e,t,r,s,i])=>{const n=gn(i).toVar(),a=gn(s).toVar(),o=gn(r).toVar(),u=gn(t).toVar(),l=gn(e).toVar(),d=mn(mn(5)).toVar(),c=mn().toVar(),h=mn().toVar(),p=mn().toVar();return c.assign(h.assign(p.assign(mn(gn(3735928559)).add(d.shiftLeft(mn(2))).add(mn(13))))),c.addAssign(mn(l)),h.addAssign(mn(u)),p.addAssign(mn(o)),vv(c,h,p),c.addAssign(mn(a)),h.addAssign(mn(n)),Nv(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"}]})]),Ev=pb([on(([e,t])=>{const r=gn(t).toVar(),s=gn(e).toVar(),i=mn(Av(s,r)).toVar(),n=Nn().toVar();return n.x.assign(i.bitAnd(gn(255))),n.y.assign(i.shiftRight(gn(8)).bitAnd(gn(255))),n.z.assign(i.shiftRight(gn(16)).bitAnd(gn(255))),n}).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),on(([e,t,r])=>{const s=gn(r).toVar(),i=gn(t).toVar(),n=gn(e).toVar(),a=mn(Av(n,i,s)).toVar(),o=Nn().toVar();return o.x.assign(a.bitAnd(gn(255))),o.y.assign(a.shiftRight(gn(8)).bitAnd(gn(255))),o.z.assign(a.shiftRight(gn(16)).bitAnd(gn(255))),o}).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),wv=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(uv(t.x,r)).toVar(),n=pn(uv(t.y,s)).toVar(),a=pn(Rv(i)).toVar(),o=pn(Rv(n)).toVar(),u=pn(lv(pv(Av(r,s),i,n),pv(Av(r.add(gn(1)),s),i.sub(1),n),pv(Av(r,s.add(gn(1))),i,n.sub(1)),pv(Av(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return xv(u)}).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(uv(t.x,r)).toVar(),a=pn(uv(t.y,s)).toVar(),o=pn(uv(t.z,i)).toVar(),u=pn(Rv(n)).toVar(),l=pn(Rv(a)).toVar(),d=pn(Rv(o)).toVar(),c=pn(dv(pv(Av(r,s,i),n,a,o),pv(Av(r.add(gn(1)),s,i),n.sub(1),a,o),pv(Av(r,s.add(gn(1)),i),n,a.sub(1),o),pv(Av(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),pv(Av(r,s,i.add(gn(1))),n,a,o.sub(1)),pv(Av(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),pv(Av(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),pv(Av(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Tv(c)}).setLayout({name:"mx_perlin_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"}]})]),Cv=pb([on(([e])=>{const t=yn(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=pn(uv(t.x,r)).toVar(),n=pn(uv(t.y,s)).toVar(),a=pn(Rv(i)).toVar(),o=pn(Rv(n)).toVar(),u=_n(lv(fv(Ev(r,s),i,n),fv(Ev(r.add(gn(1)),s),i.sub(1),n),fv(Ev(r,s.add(gn(1))),i,n.sub(1)),fv(Ev(r.add(gn(1)),s.add(gn(1))),i.sub(1),n.sub(1)),a,o)).toVar();return xv(u)}).setLayout({name:"mx_perlin_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn().toVar(),s=gn().toVar(),i=gn().toVar(),n=pn(uv(t.x,r)).toVar(),a=pn(uv(t.y,s)).toVar(),o=pn(uv(t.z,i)).toVar(),u=pn(Rv(n)).toVar(),l=pn(Rv(a)).toVar(),d=pn(Rv(o)).toVar(),c=_n(dv(fv(Ev(r,s,i),n,a,o),fv(Ev(r.add(gn(1)),s,i),n.sub(1),a,o),fv(Ev(r,s.add(gn(1)),i),n,a.sub(1),o),fv(Ev(r.add(gn(1)),s.add(gn(1)),i),n.sub(1),a.sub(1),o),fv(Ev(r,s,i.add(gn(1))),n,a,o.sub(1)),fv(Ev(r.add(gn(1)),s,i.add(gn(1))),n.sub(1),a,o.sub(1)),fv(Ev(r,s.add(gn(1)),i.add(gn(1))),n,a.sub(1),o.sub(1)),fv(Ev(r.add(gn(1)),s.add(gn(1)),i.add(gn(1))),n.sub(1),a.sub(1),o.sub(1)),u,l,d)).toVar();return Tv(c)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]})]),Mv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(ov(t)).toVar();return Sv(Av(r))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar();return Sv(Av(r,s))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar();return Sv(Av(r,s,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar(),n=gn(ov(t.w)).toVar();return Sv(Av(r,s,i,n))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]})]),Bv=pb([on(([e])=>{const t=pn(e).toVar(),r=gn(ov(t)).toVar();return _n(Sv(Av(r,gn(0))),Sv(Av(r,gn(1))),Sv(Av(r,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),on(([e])=>{const t=yn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar();return _n(Sv(Av(r,s,gn(0))),Sv(Av(r,s,gn(1))),Sv(Av(r,s,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),on(([e])=>{const t=_n(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar();return _n(Sv(Av(r,s,i,gn(0))),Sv(Av(r,s,i,gn(1))),Sv(Av(r,s,i,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),on(([e])=>{const t=Rn(e).toVar(),r=gn(ov(t.x)).toVar(),s=gn(ov(t.y)).toVar(),i=gn(ov(t.z)).toVar(),n=gn(ov(t.w)).toVar();return _n(Sv(Av(r,s,i,n,gn(0))),Sv(Av(r,s,i,n,gn(1))),Sv(Av(r,s,i,n,gn(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]})]),Pv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=pn(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(wv(o))),l.mulAssign(i),o.mulAssign(n)}),u}).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),Lv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(0).toVar(),l=pn(1).toVar();return op(a,()=>{u.addAssign(l.mul(Cv(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"}]}),Fv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar();return yn(Pv(o,a,n,i),Pv(o.add(_n(gn(19),gn(193),gn(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"}]}),Dv=on(([e,t,r,s])=>{const i=pn(s).toVar(),n=pn(r).toVar(),a=gn(t).toVar(),o=_n(e).toVar(),u=_n(Lv(o,a,n,i)).toVar(),l=pn(Pv(o.add(_n(gn(19),gn(193),gn(17))),a,n,i)).toVar();return Rn(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"}]}),Uv=pb([on(([e,t,r,s,i,n,a])=>{const o=gn(a).toVar(),u=pn(n).toVar(),l=gn(i).toVar(),d=gn(s).toVar(),c=gn(r).toVar(),h=gn(t).toVar(),p=yn(e).toVar(),g=_n(Bv(yn(h.add(d),c.add(l)))).toVar(),m=yn(g.x,g.y).toVar();m.subAssign(.5),m.mulAssign(u),m.addAssign(.5);const f=yn(yn(pn(h),pn(c)).add(m)).toVar(),y=yn(f.sub(p)).toVar();return dn(o.equal(gn(2)),()=>Co(y.x).add(Co(y.y))),dn(o.equal(gn(3)),()=>Wo(Co(y.x),Co(y.y))),Ko(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"}]}),on(([e,t,r,s,i,n,a,o,u])=>{const l=gn(u).toVar(),d=pn(o).toVar(),c=gn(a).toVar(),h=gn(n).toVar(),p=gn(i).toVar(),g=gn(s).toVar(),m=gn(r).toVar(),f=gn(t).toVar(),y=_n(e).toVar(),b=_n(Bv(_n(f.add(p),m.add(h),g.add(c)))).toVar();b.subAssign(.5),b.mulAssign(d),b.addAssign(.5);const x=_n(_n(pn(f),pn(m),pn(g)).add(b)).toVar(),T=_n(x.sub(y)).toVar();return dn(l.equal(gn(2)),()=>Co(T.x).add(Co(T.y)).add(Co(T.z))),dn(l.equal(gn(3)),()=>Wo(Co(T.x),Co(T.y),Co(T.z))),Ko(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"}]})]),Iv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(uv(n.x,a),uv(n.y,o)).toVar(),l=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Uv(u,e,t,a,o,i,s)).toVar();l.assign($o(l,r))})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Ov=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(uv(n.x,a),uv(n.y,o)).toVar(),l=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Uv(u,e,t,a,o,i,s)).toVar();dn(r.lessThan(l.x),()=>{l.y.assign(l.x),l.x.assign(r)}).ElseIf(r.lessThan(l.y),()=>{l.y.assign(r)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Vv=on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=yn(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=yn(uv(n.x,a),uv(n.y,o)).toVar(),l=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{const r=pn(Uv(u,e,t,a,o,i,s)).toVar();dn(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)})})}),dn(s.equal(gn(0)),()=>{l.assign(yo(l))}),l}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),kv=pb([Iv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(uv(n.x,a),uv(n.y,o),uv(n.z,u)).toVar(),d=pn(1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Uv(l,e,t,r,a,o,u,i,s)).toVar();d.assign($o(d,n))})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),Gv=pb([Ov,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(uv(n.x,a),uv(n.y,o),uv(n.z,u)).toVar(),d=yn(1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Uv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.y.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),zv=pb([Vv,on(([e,t,r])=>{const s=gn(r).toVar(),i=pn(t).toVar(),n=_n(e).toVar(),a=gn().toVar(),o=gn().toVar(),u=gn().toVar(),l=_n(uv(n.x,a),uv(n.y,o),uv(n.z,u)).toVar(),d=_n(1e6,1e6,1e6).toVar();return op({start:-1,end:gn(1),name:"x",condition:"<="},({x:e})=>{op({start:-1,end:gn(1),name:"y",condition:"<="},({y:t})=>{op({start:-1,end:gn(1),name:"z",condition:"<="},({z:r})=>{const n=pn(Uv(l,e,t,r,a,o,u,i,s)).toVar();dn(n.lessThan(d.x),()=>{d.z.assign(d.y),d.y.assign(d.x),d.x.assign(n)}).ElseIf(n.lessThan(d.y),()=>{d.z.assign(d.y),d.y.assign(n)}).ElseIf(n.lessThan(d.z),()=>{d.z.assign(n)})})})}),dn(s.equal(gn(0)),()=>{d.assign(yo(d))}),d}).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),$v=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=yn(t).toVar(),p=yn(r).toVar(),g=yn(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return dn(c.equal(gn(0)),()=>{N.assign(Cv(v))}),dn(c.equal(gn(1)),()=>{N.assign(Bv(v))}),dn(c.equal(gn(2)),()=>{N.assign(zv(v,m,gn(0)))}),dn(c.equal(gn(3)),()=>{N.assign(Lv(_n(v,0),x,T,_))}),N.assign(N.mul(y.sub(f)).add(f)),dn(b,()=>{N.assign(nu(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"}]}),Wv=on(([e,t,r,s,i,n,a,o,u,l,d])=>{const c=gn(e).toVar(),h=_n(t).toVar(),p=_n(r).toVar(),g=_n(s).toVar(),m=pn(i).toVar(),f=pn(n).toVar(),y=pn(a).toVar(),b=fn(o).toVar(),x=gn(u).toVar(),T=pn(l).toVar(),_=pn(d).toVar(),v=h.mul(p).add(g),N=pn(0).toVar();return 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n=gn(Oo(i)),a=i.sub(pn(n)),o=r.mul(t.oneMinus()),u=r.mul(t.mul(a).oneMinus()),l=r.mul(t.mul(a.oneMinus()).oneMinus());dn(n.equal(gn(0)),()=>{s.assign(_n(r,l,o))}).ElseIf(n.equal(gn(1)),()=>{s.assign(_n(u,r,o))}).ElseIf(n.equal(gn(2)),()=>{s.assign(_n(o,r,l))}).ElseIf(n.equal(gn(3)),()=>{s.assign(_n(o,u,r))}).ElseIf(n.equal(gn(4)),()=>{s.assign(_n(l,o,r))}).Else(()=>{s.assign(_n(r,o,u))})}),s}).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),qv=on(([e])=>{const t=_n(e).toVar(),r=pn(t.x).toVar(),s=pn(t.y).toVar(),i=pn(t.z).toVar(),n=pn($o(r,$o(s,i))).toVar(),a=pn(Wo(r,Wo(s,i))).toVar(),o=pn(a.sub(n)).toVar(),u=pn().toVar(),l=pn().toVar(),d=pn().toVar();return 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oN{constructor(e,t,r=null,s=null){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0,this.interpolationType=r,this.interpolationSampling=s}}class lN{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let dN=0;class cN{constructor(e=null){this.id=dN++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class hN{constructor(e,t){this.name=e,this.members=t,this.output=!1}}class pN{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0,this.index=-1}setValue(e){this.value=e}getValue(){return this.value}}class gN extends pN{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class mN extends pN{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class fN extends pN{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class yN extends pN{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class bN extends pN{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class xN extends pN{constructor(e,t=new i){super(e,t),this.isMatrix2Uniform=!0,this.boundary=8,this.itemSize=4}}class TN extends pN{constructor(e,t=new n){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class _N extends pN{constructor(e,t=new a){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class vN extends gN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class NN extends mN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class SN extends fN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class RN extends yN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class AN extends bN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class EN extends xN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class wN extends TN{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class CN extends _N{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}let MN=0;const BN=new WeakMap,PN=new WeakMap,LN=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),FN=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class DN{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.types={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.declarations={},this.flow={code:""},this.chaining=[],this.stack=Ly(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new cN,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.subBuildLayers=[],this.activeStacks=[],this.subBuildFn=null,this.fnCall=null,Object.defineProperty(this,"id",{value:MN++})}isOpaque(){const e=this.material;return!1===e.transparent&&e.blending===ze&&!1===e.alphaToCoverage}getBindGroupsCache(){let e=PN.get(this.renderer);return void 0===e&&(e=new Kf,PN.set(this.renderer,e)),e}createRenderTarget(e,t,r){return new Ne(e,t,r)}createCubeRenderTarget(e,t){return new ag(e,t)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=this.getBindGroupsCache(),s=[];let i,n=!0;for(const e of t)s.push(e),n=n&&!0!==e.groupNode.shared;return n?(i=r.get(s),void 0===i&&(i=new sN(e,s,this.bindingsIndexes[e].group,s),r.set(s,i))):i=new sN(e,s,this.bindingsIndexes[e].group,s),i}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of si)for(const s in r[e]){const i=r[e][s],n=t[s]||(t[s]=[]);for(const e of i)!1===n.includes(e)&&n.push(e)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${FN(n.r)}, ${FN(n.g)}, ${FN(n.b)} )`;const a=this.getTypeLength(i),o=this.getComponentType(i),u=e=>this.generateConst(o,e);if(2===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===a)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===a&&"mat2"!==i)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(a>=4&&n&&(n.isMatrix2||n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(a>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new nN(e,t);return this.registerDeclaration(s),r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===R)return"int";if(t===S)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let r=ks(e);const s="float"===t?"":t[0];return!0===/mat2/.test(t)&&(r=r.replace("vec","mat")),s+r}getTypeFromArray(e){return LN.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,un(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 nN("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 hN(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 aN(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 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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 uN(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 lN("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*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return 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this.attributes.concat(this.bufferAttributes)}getAttributes(){d("Abstract function.")}getVaryings(){d("Abstract function.")}getVar(e,t,r=null){return`${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 "${t.type}" is not compatible.`),e=new Yp),e.build(this)}else this.addFlow("compute",e);for(const e of ri){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of si){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=BN.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const r=this.getSharedDataFromNode(e);let s=r.cache;if(void 0===s){if("float"===t||"int"===t||"uint"===t)s=new vN(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)s=new NN(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)s=new SN(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)s=new RN(e);else if("color"===t)s=new AN(e);else if("mat2"===t)s=new EN(e);else if("mat3"===t)s=new wN(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);s=new CN(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)}( ${e} )`)}getSignature(){return`// Three.js r${nt} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===js(this.object).useVelocity}}class UN{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===Zs.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===Zs.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===Zs.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateAfterMap,r);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateAfterMap,r);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===Zs.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===Zs.FRAME){const t=this._getMaps(this.updateMap,r);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===Zs.RENDER){const t=this._getMaps(this.updateMap,r);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===Zs.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 IN{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}IN.isNodeFunctionInput=!0;class ON extends J_{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:a_(this.light),lightColor:e}}}const VN=new a,kN=new a;let GN=null;class zN extends J_{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=Ta(new r).setGroup(ya),this.halfWidth=Ta(new r).setGroup(ya),this.updateType=Zs.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;kN.identity(),VN.copy(t.matrixWorld),VN.premultiply(r),kN.extractRotation(VN),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(kN),this.halfHeight.value.applyMatrix4(kN)}setupDirectRectArea(e){let t,r;e.isAvailable("float32Filterable")?(t=Pl(GN.LTC_FLOAT_1),r=Pl(GN.LTC_FLOAT_2)):(t=Pl(GN.LTC_HALF_1),r=Pl(GN.LTC_HALF_2));const{colorNode:s,light:i}=this;return{lightColor:s,lightPosition:n_(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:r}}static setLTC(e){GN=e}}class $N extends J_{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=Ta(0).setGroup(ya),this.penumbraCosNode=Ta(0).setGroup(ya),this.cutoffDistanceNode=Ta(0).setGroup(ya),this.decayExponentNode=Ta(0).setGroup(ya),this.colorNode=Ta(this.color).setGroup(ya)}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 uu(r,s,t)}getLightCoord(e){const t=e.getNodeProperties(this);let r=t.projectionUV;return void 0===r&&(r=r_(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(a_(i)),u=this.getSpotAttenuation(e,o),l=n.length(),d=ev({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=Pl(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 WN extends $N{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const r=this.light.iesMap;let s=null;if(r&&!0===r.isTexture){const e=t.acos().mul(1/Math.PI);s=Pl(r,yn(e,0),0).r}else s=super.getSpotAttenuation(t);return s}}const HN=on(([e,t])=>{const r=e.abs().sub(t);return Bo(Wo(r,0)).add($o(Wo(r.x,r.y),0))});class qN extends $N{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=pn(0),r=this.penumbraCosNode,s=t_(this.light).mul(e.context.positionWorld||Ld);return dn(s.w.greaterThan(0),()=>{const e=s.xyz.div(s.w),i=HN(e.xy.sub(yn(.5)),yn(.5)),n=Pa(-1,Ma(1,Eo(r)).sub(1));t.assign(au(i.mul(-2).mul(n)))}),t}}class jN extends J_{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class XN extends J_{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=s_(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=Ta(new e).setGroup(ya)}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=jd.dot(s).mul(.5).add(.5),n=iu(r,t,i);e.context.irradiance.addAssign(n)}}class KN extends J_{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=Ol(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=Zv(jd,this.lightProbe);e.context.irradiance.addAssign(t)}}class YN{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 ZN=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,JN=/[a-z_0-9]+/gi,eS="#pragma main";class tS 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(eS),r=-1!==t?e.slice(t+12):e,s=r.match(ZN);if(null!==s&&5===s.length){const i=s[4],n=[];let a=null;for(;null!==(a=JN.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 Yp),n.build(),o("TSL: "+e)}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 iN(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){iS[0]=e,iS[1]=t;const r=this.renderer.info.calls,s=this.callHashCache.get(iS)||{};if(s.callId!==r){const i=this.getEnvironmentNode(e),n=this.getFogNode(e);t&&nS.push(t.getCacheKey(!0)),i&&nS.push(i.getCacheKey()),n&&nS.push(n.getCacheKey()),nS.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),nS.push(this.renderer.shadowMap.enabled?1:0),nS.push(this.renderer.shadowMap.type),s.callId=r,s.cacheKey=Us(nS),this.callHashCache.set(iS,s),nS.length=0}return iS.length=0,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===Ae){if(e.backgroundBlurriness>0||r.mapping===Ae)return gf(r);{let e;return e=!0===r.isCubeTexture?hc(r):Pl(r),cg(e)}}if(!0===r.isTexture)return Pl(r,Wl.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=mc("color","color",r).setGroup(ya),t=mc("density","float",r).setGroup(ya);return lT(e,oT(t))}if(r.isFog){const e=mc("color","color",r).setGroup(ya),t=mc("near","float",r).setGroup(ya),s=mc("far","float",r).setGroup(ya);return lT(e,aT(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?hc(r):!0===r.isTexture?Pl(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 sS.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=e.isArrayTexture?mx(e,_n(Wl,Vl("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):Pl(e,Wl).renderOutput(t.toneMapping,t.currentColorSpace);return sS.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 UN,this.nodeBuilderCache=new Map,this.cacheLib={}}}const oS=new je;class uS{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 fS(i.framebufferWidth,i.framebufferHeight,{format:Re,type:Ge,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;TS(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 SS(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 RS(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 aS(this,r),this._animation=new Xf(this,this._nodes,this.info),this._attributes=new ay(r),this._background=new tN(this,this._nodes),this._geometries=new ly(this._attributes,this.info),this._textures=new Cy(this,r,this.info),this._pipelines=new fy(r,this._nodes),this._bindings=new yy(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Jf(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new Ny(this.lighting),this._bundles=new cS,this._renderContexts=new Ey,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:ES;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 uS),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=Ed,t.modelNormalViewMatrix=wd):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===Ed&&e.modelNormalViewMatrix===wd}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(CS),g.scissorValue.copy(x).multiplyScalar(T).floor(),g.scissor=y._scissorTest&&!1===g.scissorValue.equals(CS),g.scissorValue.width>>=h,g.scissorValue.height>>=h,g.clippingContext||(g.clippingContext=new uS),g.clippingContext.updateGlobal(l,t),l.onBeforeRender(this,e,t,p);const N=t.isArrayCamera?BS:MS;t.isArrayCamera||(PS.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),N.setFromProjectionMatrix(PS,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=wS.width,g.height=wS.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(LS.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)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=LS.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void o("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=LS.copy(t).floor()}else t=LS.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?BS:MS;if(!e.frustumCulled||n.intersectsSprite(e,t)){!0===this.sortObjects&&LS.setFromMatrixPosition(e.matrixWorld).applyMatrix4(PS);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,LS.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?BS:MS;if(!e.frustumCulled||n.intersectsObject(e,t)){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),LS.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(PS)),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=ut;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=t.overrideMaterial.colorNode,d=t.overrideMaterial.depthNode,c=t.overrideMaterial.positionNode,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);e.side=null===i.shadowSide?i.side:i.shadowSide,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=ut,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);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}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 DS{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 US extends DS{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)+(ny-e%ny)%ny;var e}get buffer(){return this._buffer}update(){return!0}}class IS extends US{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let OS=0;class VS extends IS{constructor(e,t){super("UniformBuffer_"+OS++,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 kS extends IS{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 WS=0;class HS extends $S{constructor(e,t){super(e,t),this.id=WS++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class qS extends HS{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 jS extends qS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledCubeTexture=!0}}class XS extends qS{constructor(e,t,r,s=null){super(e,t,r,s),this.isSampledTexture3D=!0}}const KS={bitcast_int_uint:new Xx("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new Xx("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},YS={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"},QS={low:"lowp",medium:"mediump",high:"highp"},ZS={swizzleAssign:!0,storageBuffer:!1},JS={perspective:"smooth",linear:"noperspective"},eR={centroid:"centroid"},tR="\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 lowp sampler2DShadow;\nprecision lowp sampler2DArrayShadow;\nprecision lowp samplerCubeShadow;\n";class rR extends DN{constructor(e,t){super(e,t,new rS),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==T}_include(e){const t=KS[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==KS[e]&&this._include(e),YS[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 ${r.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,r=t.count*t.itemSize,{itemSize:s}=t,i=t.array.constructor.name.toLowerCase().includes("int");let n=i?bt:xt;2===s?n=i?Nt:G:3===s?n=i?St:Rt:4===s&&(n=i?At:Re);const a={Float32Array:j,Uint8Array:Ge,Uint16Array:vt,Uint32Array:S,Int8Array:_t,Int16Array:Tt,Int32Array:R,Uint8ClampedArray:Ge},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(r/s))));let u=Math.ceil(r/s/o);o*u*s0?i:"";t=`${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=QS[i]+" "+n),r.push("\t"+n)}s[t]=r}}i=!0}if(!i){const s=e.node.precision;null!==s&&(t=QS[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} ${t.name};`);else{let r="struct "+e.name+" {\n";r+=this.getStructMembers(e),r+="\n};\n",t.push(r)}return 0===s.length&&s.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+s.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const r=this.varyings;if("vertex"===e||"compute"===e)for(const s of r){"compute"===e&&(s.needsInterpolation=!0);const r=this.getType(s.type);if(s.needsInterpolation)if(s.interpolationType){t+=`${JS[s.interpolationType]||s.interpolationType} ${eR[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} ${s.name};\n`}else if("fragment"===e)for(const e of r)if(e.needsInterpolation){const r=this.getType(e.type);if(e.interpolationType){t+=`${JS[e.interpolationType]||e.interpolationType} ${eR[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=ZS[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)}ZS[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 qS(i.name,i.node,s),u.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new jS(i.name,i.node,s),u.push(a);else if("texture3D"===t)a=new XS(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 VS(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 zS(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 sR=null,iR=null;class nR{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[Et.RENDER]:null,[Et.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:")?Et.COMPUTE:Et.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 sR=sR||new t,this.renderer.getDrawingBufferSize(sR)}setScissorTest(){}getClearColor(){const e=this.renderer;return iR=iR||new My,e.getClearColor(iR),iR.getRGB(iR),iR}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:wt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${nt} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let aR,oR,uR=0;class lR{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class dR{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:uR++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new lR(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 pR,gR,mR,fR=!1;class yR{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===fR&&(this._init(),fR=!0)}_init(){const e=this.gl;pR={[Ir]:e.REPEAT,[xe]:e.CLAMP_TO_EDGE,[Ur]:e.MIRRORED_REPEAT},gR={[w]:e.NEAREST,[Or]:e.NEAREST_MIPMAP_NEAREST,[st]:e.NEAREST_MIPMAP_LINEAR,[oe]:e.LINEAR,[rt]:e.LINEAR_MIPMAP_NEAREST,[K]:e.LINEAR_MIPMAP_LINEAR},mR={[Hr]:e.NEVER,[Wr]:e.ALWAYS,[E]:e.LESS,[$r]:e.LEQUAL,[zr]:e.EQUAL,[Gr]:e.GEQUAL,[kr]:e.GREATER,[Vr]: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,pR[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,pR[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||t.isArrayTexture||r.texParameteri(e,r.TEXTURE_WRAP_R,pR[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,gR[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,gR[l]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,mR[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===w)return;if(t.minFilter!==st&&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 bR(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 xR{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 TR{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 _R={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 vR{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 RR extends nR{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 xR(this),this.capabilities=new TR(this),this.attributeUtils=new dR(this),this.textureUtils=new yR(this),this.bufferRenderer=new vR(this),this.state=new cR(this),this.utils=new hR(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 SR(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){const{x:r,y:s,width:i,height:n}=e.scissorValue;t.scissor(r,e.height-n-s,i,n)}this.initTimestampQuery(Et.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;e_R[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=Ay(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 AR="point-list",ER="line-list",wR="line-strip",CR="triangle-list",MR="triangle-strip",BR="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},PR="never",LR="less",FR="equal",DR="less-equal",UR="greater",IR="not-equal",OR="greater-equal",VR="always",kR="store",GR="load",zR="clear",$R="ccw",WR="cw",HR="none",qR="back",jR="uint16",XR="uint32",KR="r8unorm",YR="r8snorm",QR="r8uint",ZR="r8sint",JR="r16uint",eA="r16sint",tA="r16float",rA="rg8unorm",sA="rg8snorm",iA="rg8uint",nA="rg8sint",aA="r32uint",oA="r32sint",uA="r32float",lA="rg16uint",dA="rg16sint",cA="rg16float",hA="rgba8unorm",pA="rgba8unorm-srgb",gA="rgba8snorm",mA="rgba8uint",fA="rgba8sint",yA="bgra8unorm",bA="bgra8unorm-srgb",xA="rgb9e5ufloat",TA="rgb10a2unorm",_A="rg11b10ufloat",vA="rg32uint",NA="rg32sint",SA="rg32float",RA="rgba16uint",AA="rgba16sint",EA="rgba16float",wA="rgba32uint",CA="rgba32sint",MA="rgba32float",BA="depth16unorm",PA="depth24plus",LA="depth24plus-stencil8",FA="depth32float",DA="depth32float-stencil8",UA="bc1-rgba-unorm",IA="bc1-rgba-unorm-srgb",OA="bc2-rgba-unorm",VA="bc2-rgba-unorm-srgb",kA="bc3-rgba-unorm",GA="bc3-rgba-unorm-srgb",zA="bc4-r-unorm",$A="bc4-r-snorm",WA="bc5-rg-unorm",HA="bc5-rg-snorm",qA="bc6h-rgb-ufloat",jA="bc6h-rgb-float",XA="bc7-rgba-unorm",KA="bc7-rgba-unorm-srgb",YA="etc2-rgb8unorm",QA="etc2-rgb8unorm-srgb",ZA="etc2-rgb8a1unorm",JA="etc2-rgb8a1unorm-srgb",eE="etc2-rgba8unorm",tE="etc2-rgba8unorm-srgb",rE="eac-r11unorm",sE="eac-r11snorm",iE="eac-rg11unorm",nE="eac-rg11snorm",aE="astc-4x4-unorm",oE="astc-4x4-unorm-srgb",uE="astc-5x4-unorm",lE="astc-5x4-unorm-srgb",dE="astc-5x5-unorm",cE="astc-5x5-unorm-srgb",hE="astc-6x5-unorm",pE="astc-6x5-unorm-srgb",gE="astc-6x6-unorm",mE="astc-6x6-unorm-srgb",fE="astc-8x5-unorm",yE="astc-8x5-unorm-srgb",bE="astc-8x6-unorm",xE="astc-8x6-unorm-srgb",TE="astc-8x8-unorm",_E="astc-8x8-unorm-srgb",vE="astc-10x5-unorm",NE="astc-10x5-unorm-srgb",SE="astc-10x6-unorm",RE="astc-10x6-unorm-srgb",AE="astc-10x8-unorm",EE="astc-10x8-unorm-srgb",wE="astc-10x10-unorm",CE="astc-10x10-unorm-srgb",ME="astc-12x10-unorm",BE="astc-12x10-unorm-srgb",PE="astc-12x12-unorm",LE="astc-12x12-unorm-srgb",FE="clamp-to-edge",DE="repeat",UE="mirror-repeat",IE="linear",OE="nearest",VE="zero",kE="one",GE="src",zE="one-minus-src",$E="src-alpha",WE="one-minus-src-alpha",HE="dst",qE="one-minus-dst",jE="dst-alpha",XE="one-minus-dst-alpha",KE="src-alpha-saturated",YE="constant",QE="one-minus-constant",ZE="add",JE="subtract",ew="reverse-subtract",tw="min",rw="max",sw=0,iw=15,nw="keep",aw="zero",ow="replace",uw="invert",lw="increment-clamp",dw="decrement-clamp",cw="increment-wrap",hw="decrement-wrap",pw="storage",gw="read-only-storage",mw="write-only",fw="read-only",yw="read-write",bw="non-filtering",xw="comparison",Tw="float",_w="unfilterable-float",vw="depth",Nw="sint",Sw="uint",Rw="2d",Aw="3d",Ew="2d",ww="2d-array",Cw="cube",Mw="3d",Bw="all",Pw="vertex",Lw="instance",Fw={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"},Dw={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class Uw extends $S{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 Iw extends US{constructor(e,t){super(e,t?t.array:null),this.attribute=t,this.isStorageBuffer=!0}}let Ow=0;class Vw extends Iw{constructor(e,t){super("StorageBuffer_"+Ow++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:ei.READ_WRITE,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class kw extends ey{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:IE}),this.flipYSampler=e.createSampler({minFilter:OE}),this.transferPipelines={},this.flipYPipelines={},this.mipmapVertexShaderModule=e.createShaderModule({label:"mipmapVertex",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:MR,stripIndexFormat:XR},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:MR,stripIndexFormat:XR},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,a=this.getTransferPipeline(s),o=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Ew,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:Ew,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:zR,storeOp:kR,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(a,l,d),h(o,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0,s=null){const i=this.get(e);void 0===i.layers&&(i.layers=[]);const n=i.layers[r]||this._mipmapCreateBundles(e,t,r),a=s||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(a,n),null===s&&this.device.queue.submit([a.finish()]),i.layers[r]=n}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:Ew,baseArrayLayer:r});const a=[];for(let o=1;o0)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 kw(this.backend.device)),e}_generateMipmaps(e,t,r=0,s=null){this._getPassUtils().generateMipmaps(e,t,r,s)}_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,qw=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,jw={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 Xw extends QN{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:a}=(e=>{const t=(e=e.trim()).match(Hw);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=qw.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 Kw extends YN{parseFunction(e){return new Xw(e)}}const Yw={[ei.READ_ONLY]:"read",[ei.WRITE_ONLY]:"write",[ei.READ_WRITE]:"read_write"},Qw={[Ir]:"repeat",[xe]:"clamp",[Ur]:"mirror"},Zw={vertex:BR.VERTEX,fragment:BR.FRAGMENT,compute:BR.COMPUTE},Jw={instance:!0,swizzleAssign:!1,storageBuffer:!0},eC={"^^":"tsl_xor"},tC={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"},rC={},sC={tsl_xor:new Xx("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Xx("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Xx("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Xx("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Xx("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Xx("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Xx("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Xx("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 Xx("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 Xx("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new Xx("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 Xx("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new Xx("\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")},iC={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 nC="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(nC+="diagnostic( off, derivative_uniformity );\n");class aC extends DN{constructor(e,t){super(e,t,new Kw),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=rC[t];if(void 0===r){const s=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===Ir?(s.push(sC.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===xe?(s.push(sC.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ur?(s.push(sC.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${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",rC[t]=r=new Xx(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 Ru(new hl(`textureDimensions( ${n} )`,a)),s.dimensionsSnippet[r]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Ru(new hl(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Ru(new hl("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"}( ${n} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,n),u=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";return i&&(r=`${r} + ${u}(${i}) / ${u}( ${o} )`),r=`${u}( ${a}( ${r} ) * ${u}( ${o} ) )`,this.generateTextureLoad(e,t,r,n,s,null)}generateTextureLoad(e,t,r,s,i,n){let a;return null===s&&(s="0u"),n&&(r=`${r} + ${n}`),i?a=`textureLoad( ${t}, ${r}, ${i}, u32( ${s} ) )`:(a=`textureLoad( ${t}, ${r}, u32( ${s} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}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=eC[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."),ei.READ_WRITE):ei.READ_ONLY:e.access}getStorageAccess(e,t){return Yw[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 XS(i.name,i.node,o,n):new qS(i.name,i.node,o,n):"cubeTexture"===t||"cubeDepthTexture"===t?s=new jS(i.name,i.node,o,n):"texture3D"===t&&(s=new XS(i.name,i.node,o,n)),s.store=!0===e.isStorageTextureNode,s.mipLevel=s.store?e.mipLevel:0,s.setVisibility(Zw[r]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===s.store){const e=new Uw(`${i.name}_sampler`,i.node,o);e.setVisibility(Zw[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?VS:Vw)(e,o),n.buffer=u}u.setVisibility(u.getVisibility()|Zw[r]),l.push(u),a=u,i.name=s||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[u];void 0===e?(e=new zS(u,o),e.setVisibility(Zw[r]),this.uniformGroups[u]=e,l.push(e)):(e.setVisibility(e.getVisibility()|Zw[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=Ww(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}, ${e} )`}getType(e){return tC[e]||e}isAvailable(e){let t=Jw[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),Jw[e]=t),t}_getWGSLMethod(e){return void 0!==sC[e]&&this._include(e),iC[e]}_include(e){const t=sC[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${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${nC}\n\n// structs\n${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 oC{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=LA:e.depth&&(t=PA),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?AR:e.isLineSegments||e.isMesh&&!0===t.wireframe?ER:e.isLine?wR:e.isMesh?CR: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===Ge)return yA;if(e===be)return EA;throw new Error("Unsupported output buffer type.")}}const uC=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&&uC.set(Float16Array,["float16"]);const lC=new Map([[it,["float16"]]]),dC=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class cC{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=Bw;let o;o=t.isSampledCubeTexture?Cw:t.isSampledTexture3D?Mw:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?ww:Ew,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&BR.COMPUTE&&(s.access===ei.READ_WRITE||s.access===ei.WRITE_ONLY)?e.type=pw:e.type=gw),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===ei.READ_WRITE?yw:t===ei.WRITE_ONLY?mw:fw,s.texture.isArrayTexture?e.viewDimension=ww:s.texture.is3DTexture&&(e.viewDimension=Mw),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=_w)),s.texture.isDepthTexture)e.compatibilityMode&&null===s.texture.compareFunction?t.sampleType=_w:t.sampleType=vw;else if(s.texture.isDataTexture||s.texture.isDataArrayTexture||s.texture.isData3DTexture){const e=s.texture.type;e===R?t.sampleType=Nw:e===S?t.sampleType=Sw:e===j&&(this.backend.hasFeature("float32-filterable")?t.sampleType=Tw:t.sampleType=_w)}s.isSampledCubeTexture?t.viewDimension=Cw:s.texture.isArrayTexture||s.texture.isDataArrayTexture||s.texture.isCompressedArrayTexture?t.viewDimension=ww:s.isSampledTexture3D&&(t.viewDimension=Mw),i.texture=t}else if(s.isSampler){const t={};s.texture.isDepthTexture&&(null!==s.texture.compareFunction&&e.hasCompatibility(A.TEXTURE_COMPARE)?t.type=xw:t.type=bw),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 gC{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===ze&&!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===lt){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:ZE},r={srcFactor:i,dstFactor:n,operation:ZE}};if(e.premultipliedAlpha)switch(s){case ze:i(kE,WE,kE,WE);break;case Wt:i(kE,kE,kE,kE);break;case $t:i(VE,zE,VE,kE);break;case zt:i(HE,WE,VE,kE)}else switch(s){case ze:i($E,WE,kE,WE);break;case Wt:i($E,kE,kE,kE);break;case $t:o(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case zt:o(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};o("WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case dt:t=VE;break;case Ot:t=kE;break;case It:t=GE;break;case Lt:t=zE;break;case $e:t=$E;break;case We:t=WE;break;case Dt:t=HE;break;case Pt:t=qE;break;case Ft:t=jE;break;case Bt:t=XE;break;case Ut:t=KE;break;case 211:t=YE;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=PR;break;case ts:t=VR;break;case es:t=LR;break;case Jr:t=DR;break;case Zr:t=FR;break;case Qr:t=OR;break;case Yr:t=UR;break;case Kr:t=IR;break;default:o("WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case ds:t=nw;break;case ls:t=aw;break;case us:t=ow;break;case os:t=uw;break;case as:t=lw;break;case ns:t=dw;break;case is:t=cw;break;case ss:t=hw;break;default:o("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case He:t=ZE;break;case Mt:t=JE;break;case Ct:t=ew;break;case hs:t=tw;break;case cs:t=rw;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?jR:XR);let n=r.side===M;return e.isMesh&&e.matrixWorld.determinant()<0&&(n=!n),s.frontFace=!0===n?WR:$R,s.cullMode=r.side===B?HR:qR,s}_getColorWriteMask(e){return!0===e.colorWrite?iw:sw}_getDepthCompare(e){let t;if(!1===e.depthTest)t=VR;else{const r=e.depthFunc;switch(r){case Zt:t=PR;break;case Qt:t=VR;break;case Yt:t=LR;break;case Kt:t=DR;break;case Xt:t=FR;break;case jt:t=OR;break;case qt:t=UR;break;case Ht:t=IR;break;default:o("WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class mC extends NR{constructor(e,t,r=2048){super(r),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${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 fC extends nR{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.compatibilityMode=void 0!==e.compatibilityMode&&e.compatibilityMode,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=this.parameters.compatibilityMode,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new oC(this),this.attributeUtils=new cC(this),this.bindingUtils=new pC(this),this.pipelineUtils=new gC(this),this.textureUtils=new $w(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[A.TEXTURE_COMPARE]:t}}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:t.compatibilityMode?"compatibility":void 0},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(Fw),n=[];for(const e of i)s.features.has(e)&&n.push(e);const a={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(a)}else r=t.device;r.lost.then(t=>{if("destroyed"===t.reason)return;const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}),this.device=r,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(Fw.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let r=t.context;if(void 0===r){const s=this.parameters;r=!0===e.isDefaultCanvasTarget&&void 0!==s.context?s.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${nt} 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:GR}),this.initTimestampQuery(Et.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 RR(e)));super(new t(e),e),this.library=new xC,this.isWebGPURenderer=!0}}class _C extends As{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class vC{constructor(e,t=Rn(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new Yp;r.name="PostProcessing",this._quadMesh=new $b(r),this._quadMesh.name="Post-Processing",this._context=null}render(){const e=this.renderer;this._update(),null!==this._context.onBeforePostProcessing&&this._context.onBeforePostProcessing();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.onAfterPostProcessing&&this._context.onAfterPostProcessing()}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={postProcessing:this,onBeforePostProcessing:null,onAfterPostProcessing:null};let i=this.outputNode;!0===this.outputColorTransform?(i=i.context(s),i=fl(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('PostProcessing: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.renderer.init(),this.render()}}class NC 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 SC extends rx{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class RC 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),pn()):new this.nodes[e]}}class AC 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 RC;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 AC;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t Date: Mon, 5 Jan 2026 09:45:33 +0900 Subject: [PATCH 5/6] server.js: removed redundant call to path.normalize() --- utils/server.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/utils/server.js b/utils/server.js index 9e50b7a3f2b679..fa7aae2ba25c5d 100644 --- a/utils/server.js +++ b/utils/server.js @@ -47,7 +47,7 @@ function createHandler( rootDirectory ) { return ( req, res ) => { const pathname = decodeURIComponent( req.url.split( '?' )[ 0 ] ); - let filePath = path.normalize( path.join( rootDirectory, pathname ) ); + let filePath = path.join( rootDirectory, pathname ); // Prevent path traversal attacks if ( ! filePath.startsWith( rootDirectory ) ) { From 7cd43e066a725ea6b2349e52911a01613a9cbeaa Mon Sep 17 00:00:00 2001 From: "Mr.doob" Date: Mon, 5 Jan 2026 12:49:41 +0900 Subject: [PATCH 6/6] server.js: simplified code. --- utils/server.js | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) diff --git a/utils/server.js b/utils/server.js index fa7aae2ba25c5d..dd6c58e6b7ce91 100644 --- a/utils/server.js +++ b/utils/server.js @@ -72,23 +72,20 @@ function createHandler( rootDirectory ) { // Show directory listing const files = readdirSync( filePath ) .filter( f => ! f.startsWith( '.' ) ) + .map( f => ( { name: f, isDir: statSync( path.join( filePath, f ) ).isDirectory() } ) ) .sort( ( a, b ) => { - const aIsDir = statSync( path.join( filePath, a ) ).isDirectory(); - const bIsDir = statSync( path.join( filePath, b ) ).isDirectory(); - if ( aIsDir && ! bIsDir ) return - 1; - if ( ! aIsDir && bIsDir ) return 1; - return a.localeCompare( b ); + if ( a.isDir && ! b.isDir ) return - 1; + if ( ! a.isDir && b.isDir ) return 1; + return a.name.localeCompare( b.name ); } ); const base = pathname.endsWith( '/' ) ? pathname : pathname + '/'; - const items = files.map( file => { + const items = files.map( ( { name, isDir } ) => { - const fullPath = path.join( filePath, file ); - const isDir = statSync( fullPath ).isDirectory(); - const safeFile = escapeHtml( file ); - const safeHref = escapeHtml( base + file + ( isDir ? '/' : '' ) ); + const safeFile = escapeHtml( name ); + const safeHref = escapeHtml( base + name + ( isDir ? '/' : '' ) ); const icon = isDir ? '📁' : '📄'; return `${icon}${safeFile}`;