three/build/three.webgpu.min.js

JavaScript 3D library

/**
 * @license
 * 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,EventDispatcher as o,MathUtils as u,WebGLCoordinateSystem as l,WebGPUCoordinateSystem as d,ColorManagement as c,SRGBTransfer as h,NoToneMapping as p,StaticDrawUsage as g,InterleavedBuffer as m,InterleavedBufferAttribute as f,DynamicDrawUsage as y,NoColorSpace as x,Texture as b,UnsignedIntType as T,IntType as _,NearestFilter as v,Sphere as N,BackSide as S,Euler as w,CubeTexture as E,CubeReflectionMapping as A,CubeRefractionMapping as R,TangentSpaceNormalMap as C,ObjectSpaceNormalMap as M,InstancedInterleavedBuffer as P,InstancedBufferAttribute as L,DataArrayTexture as F,FloatType as B,FramebufferTexture as I,LinearMipmapLinearFilter as D,DepthTexture as V,Material as U,NormalBlending as O,LineBasicMaterial as k,LineDashedMaterial as G,NoBlending as z,MeshNormalMaterial as H,SRGBColorSpace as $,WebGLCubeRenderTarget as W,BoxGeometry as j,Mesh as q,Scene as X,LinearFilter as K,CubeCamera as Y,EquirectangularReflectionMapping as Q,EquirectangularRefractionMapping as Z,AddOperation as J,MixOperation as ee,MultiplyOperation as te,MeshBasicMaterial as re,MeshLambertMaterial as se,MeshPhongMaterial as ie,OrthographicCamera as ne,PerspectiveCamera as ae,RenderTarget as oe,LinearSRGBColorSpace as ue,RGBAFormat as le,HalfFloatType as de,CubeUVReflectionMapping as ce,BufferGeometry as he,BufferAttribute as pe,MeshStandardMaterial as ge,MeshPhysicalMaterial as me,MeshToonMaterial as fe,MeshMatcapMaterial as ye,SpriteMaterial as xe,PointsMaterial as be,ShadowMaterial as Te,Uint32BufferAttribute as _e,Uint16BufferAttribute as ve,arrayNeedsUint32 as Ne,DoubleSide as Se,Camera as we,DepthStencilFormat as Ee,DepthFormat as Ae,UnsignedInt248Type as Re,UnsignedByteType as Ce,Plane as Me,Object3D as Pe,LinearMipMapLinearFilter as Le,Float32BufferAttribute as Fe,UVMapping as Be,VSMShadowMap as Ie,LessCompare as De,RGFormat as Ve,BasicShadowMap as Ue,SphereGeometry as Oe,LinearMipmapNearestFilter as ke,NearestMipmapLinearFilter as Ge,Float16BufferAttribute as ze,REVISION as He,ArrayCamera as $e,PlaneGeometry as We,FrontSide as je,CustomBlending as qe,AddEquation as Xe,ZeroFactor as Ke,CylinderGeometry as Ye,Quaternion as Qe,WebXRController as Ze,RAD2DEG as Je,PCFShadowMap as et,FrustumArray as tt,Frustum as rt,DataTexture as st,RedIntegerFormat as it,RedFormat as nt,ShortType as at,ByteType as ot,UnsignedShortType as ut,RGIntegerFormat as lt,RGBIntegerFormat as dt,RGBFormat as ct,RGBAIntegerFormat as ht,warnOnce as pt,createCanvasElement as gt,ReverseSubtractEquation as mt,SubtractEquation as ft,OneMinusDstAlphaFactor as yt,OneMinusDstColorFactor as xt,OneMinusSrcAlphaFactor as bt,OneMinusSrcColorFactor as Tt,DstAlphaFactor as _t,DstColorFactor as vt,SrcAlphaSaturateFactor as Nt,SrcAlphaFactor as St,SrcColorFactor as wt,OneFactor as Et,CullFaceNone as At,CullFaceBack as Rt,CullFaceFront as Ct,MultiplyBlending as Mt,SubtractiveBlending as Pt,AdditiveBlending as Lt,NotEqualDepth as Ft,GreaterDepth as Bt,GreaterEqualDepth as It,EqualDepth as Dt,LessEqualDepth as Vt,LessDepth as Ut,AlwaysDepth as Ot,NeverDepth as kt,UnsignedShort4444Type as Gt,UnsignedShort5551Type as zt,UnsignedInt5999Type as Ht,AlphaFormat as $t,RGB_S3TC_DXT1_Format as Wt,RGBA_S3TC_DXT1_Format as jt,RGBA_S3TC_DXT3_Format as qt,RGBA_S3TC_DXT5_Format as Xt,RGB_PVRTC_4BPPV1_Format as Kt,RGB_PVRTC_2BPPV1_Format as Yt,RGBA_PVRTC_4BPPV1_Format as Qt,RGBA_PVRTC_2BPPV1_Format as Zt,RGB_ETC1_Format as Jt,RGB_ETC2_Format as er,RGBA_ETC2_EAC_Format as tr,RGBA_ASTC_4x4_Format as rr,RGBA_ASTC_5x4_Format as sr,RGBA_ASTC_5x5_Format as ir,RGBA_ASTC_6x5_Format as nr,RGBA_ASTC_6x6_Format as ar,RGBA_ASTC_8x5_Format as or,RGBA_ASTC_8x6_Format as ur,RGBA_ASTC_8x8_Format as lr,RGBA_ASTC_10x5_Format as dr,RGBA_ASTC_10x6_Format as cr,RGBA_ASTC_10x8_Format as hr,RGBA_ASTC_10x10_Format as pr,RGBA_ASTC_12x10_Format as gr,RGBA_ASTC_12x12_Format as mr,RGBA_BPTC_Format as fr,RED_RGTC1_Format as yr,SIGNED_RED_RGTC1_Format as xr,RED_GREEN_RGTC2_Format as br,SIGNED_RED_GREEN_RGTC2_Format as Tr,MirroredRepeatWrapping as _r,ClampToEdgeWrapping as vr,RepeatWrapping as Nr,NearestMipmapNearestFilter as Sr,NotEqualCompare as wr,GreaterCompare as Er,GreaterEqualCompare as Ar,EqualCompare as Rr,LessEqualCompare as Cr,AlwaysCompare as Mr,NeverCompare as Pr,LinearTransfer as Lr,NotEqualStencilFunc as Fr,GreaterStencilFunc as Br,GreaterEqualStencilFunc as Ir,EqualStencilFunc as Dr,LessEqualStencilFunc as Vr,LessStencilFunc as Ur,AlwaysStencilFunc as Or,NeverStencilFunc as kr,DecrementWrapStencilOp as Gr,IncrementWrapStencilOp as zr,DecrementStencilOp as Hr,IncrementStencilOp as $r,InvertStencilOp as Wr,ReplaceStencilOp as jr,ZeroStencilOp as qr,KeepStencilOp as Xr,MaxEquation as Kr,MinEquation as Yr,SpotLight as Qr,PointLight as Zr,DirectionalLight as Jr,RectAreaLight as es,AmbientLight as ts,HemisphereLight as rs,LightProbe as ss,LinearToneMapping as is,ReinhardToneMapping as ns,CineonToneMapping as as,ACESFilmicToneMapping as os,AgXToneMapping as us,NeutralToneMapping as ls,Group as ds,Loader as cs,FileLoader as hs,MaterialLoader as ps,ObjectLoader as gs}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,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,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,TimestampQuery,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding}from"./three.core.min.js";const ms=["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"];class fs{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=ms,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}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 null!==e.renderer.overrideNodes.modelViewMatrix||null!==e.renderer.overrideNodes.modelNormalViewMatrix}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){const{object:t,material:r,geometry:s}=e,i=this.getRenderObjectData(e);if(!0!==i.worldMatrix.equals(t.matrixWorld))return i.worldMatrix.copy(t.matrixWorld),!1;const n=i.material;for(const e in n){const t=n[e],s=r[e];if(void 0!==t.equals){if(!1===t.equals(s))return t.copy(s),!1}else if(!0===s.isTexture){if(t.id!==s.id||t.version!==s.version)return t.id=s.id,t.version=s.version,!1}else if(t!==s)return n[e]=s,!1}if(n.transmission>0){const{width:t,height:r}=e.context;if(i.bufferWidth!==t||i.bufferHeight!==r)return i.bufferWidth=t,i.bufferHeight=r,!1}const a=i.geometry,o=s.attributes,u=a.attributes,l=Object.keys(u),d=Object.keys(o);if(a.id!==s.id)return a.id=s.id,!1;if(l.length!==d.length)return i.geometry.attributes=this.getAttributesData(o),!1;for(const e of l){const t=u[e],r=o[e];if(void 0===r)return delete u[e],!1;if(t.version!==r.version)return t.version=r.version,!1}const c=s.index,h=a.indexVersion,p=c?c.version:null;if(h!==p)return a.indexVersion=p,!1;if(a.drawRange.start!==s.drawRange.start||a.drawRange.count!==s.drawRange.count)return a.drawRange.start=s.drawRange.start,a.drawRange.count=s.drawRange.count,!1;if(i.morphTargetInfluences){let e=!1;for(let r=0;r<i.morphTargetInfluences.length;r++)i.morphTargetInfluences[r]!==t.morphTargetInfluences[r]&&(e=!0);if(e)return!0}return i.center&&!1===i.center.equals(t.center)?(i.center.copy(t.center),!0):(null!==e.bundle&&(i.version=e.bundle.version),!0)}needsRefresh(e,t){if(this.hasNode||this.hasAnimation||this.firstInitialization(e)||this.needsVelocity(t.renderer))return!0;const{renderId:r}=t;if(this.renderId!==r)return this.renderId=r,!0;const s=!0===e.object.static,i=null!==e.bundle&&!0===e.bundle.static&&this.getRenderObjectData(e).version===e.bundle.version;if(s||i)return!1;return!0!==this.equals(e)}}function ys(e,t=0){let r=3735928559^t,s=1103547991^t;if(e instanceof Array)for(let t,i=0;i<e.length;i++)t=e[i],r=Math.imul(r^t,2654435761),s=Math.imul(s^t,1597334677);else for(let t,i=0;i<e.length;i++)t=e.charCodeAt(i),r=Math.imul(r^t,2654435761),s=Math.imul(s^t,1597334677);return r=Math.imul(r^r>>>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 xs=e=>ys(e),bs=e=>ys(e),Ts=(...e)=>ys(e);function _s(e,t=!1){const r=[];!0===e.isNode&&(r.push(e.id),e=e.getSelf());for(const{property:s,childNode:i}of vs(e))r.push(ys(s.slice(0,-4)),i.getCacheKey(t));return ys(r)}function*vs(e,t=!1){for(const r in e){if(!0===r.startsWith("_"))continue;const s=e[r];if(!0===Array.isArray(s))for(let e=0;e<s.length;e++){const i=s[e];i&&(!0===i.isNode||t&&"function"==typeof i.toJSON)&&(yield{property:r,index:e,childNode:i})}else if(s&&!0===s.isNode)yield{property:r,childNode:s};else if("object"==typeof s)for(const e in s){const i=s[e];i&&(!0===i.isNode||t&&"function"==typeof i.toJSON)&&(yield{property:r,index:e,childNode:i})}}}const Ns=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),Ss=new WeakMap;function ws(e){return Ns.get(e)}function Es(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 As(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 console.error("THREE.TSL: Unsupported type:",e)}function Rs(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 console.error("THREE.TSL: Unsupported type:",e)}function Cs(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)?48:/mat4/.test(e)?64:void console.error("THREE.TSL: Unsupported type:",e)}function Ms(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 Ps(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?Bs(u[0]):null}function Ls(e){let t=Ss.get(e);return void 0===t&&(t={},Ss.set(e,t)),t}function Fs(e){let t="";const r=new Uint8Array(e);for(let e=0;e<r.length;e++)t+=String.fromCharCode(r[e]);return btoa(t)}function Bs(e){return Uint8Array.from(atob(e),(e=>e.charCodeAt(0))).buffer}var Is=Object.freeze({__proto__:null,arrayBufferToBase64:Fs,base64ToArrayBuffer:Bs,getByteBoundaryFromType:Cs,getCacheKey:_s,getDataFromObject:Ls,getLengthFromType:As,getMemoryLengthFromType:Rs,getNodeChildren:vs,getTypeFromLength:ws,getTypedArrayFromType:Es,getValueFromType:Ps,getValueType:Ms,hash:Ts,hashArray:bs,hashString:xs});const Ds={VERTEX:"vertex",FRAGMENT:"fragment"},Vs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Us={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Os={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},ks=["fragment","vertex"],Gs=["setup","analyze","generate"],zs=[...ks,"compute"],Hs=["x","y","z","w"],$s={analyze:"setup",generate:"analyze"};let Ws=0;class js extends o{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=Vs.NONE,this.updateBeforeType=Vs.NONE,this.updateAfterType=Vs.NONE,this.uuid=u.generateUUID(),this.version=0,this.global=!1,this.parents=!1,this.isNode=!0,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:Ws++})}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.getSelf()),this}onFrameUpdate(e){return this.onUpdate(e,Vs.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Vs.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Vs.OBJECT)}onReference(e){return this.updateReference=e.bind(this.getSelf()),this}getSelf(){return this.self||this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of vs(this))yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}getCacheKey(e=!1){return!0!==(e=e||this.version!==this._cacheKeyVersion)&&null!==this._cacheKey||(this._cacheKey=Ts(_s(this,e),this.customCacheKey()),this._cacheKeyVersion=this.version),this._cacheKey}customCacheKey(){return 0}getScope(){return this}getHash(){return this.uuid}getUpdateType(){return this.updateType}getUpdateBeforeType(){return this.updateBeforeType}getUpdateAfterType(){return this.updateAfterType}getElementType(e){const t=this.getNodeType(e);return e.getElementType(t)}getMemberType(){return"void"}getNodeType(e){const t=e.getNodeProperties(this);return t.outputNode?t.outputNode.getNodeType(e):this.nodeType}getShared(e){const t=this.getHash(e);return e.getNodeFromHash(t)||this}setup(e){const t=e.getNodeProperties(this);let r=0;for(const e of this.getChildren())t["node"+r++]=e;return t.outputNode||null}analyze(e,t=null){const r=e.increaseUsage(this);if(!0===this.parents){const r=e.getDataFromNode(this,"any");r.stages=r.stages||{},r.stages[e.shaderStage]=r.stages[e.shaderStage]||[],r.stages[e.shaderStage].push(t)}if(1===r){const t=e.getNodeProperties(this);for(const r of Object.values(t))r&&!0===r.isNode&&r.build(e,this)}}generate(e,t){const{outputNode:r}=e.getNodeProperties(this);if(r&&!0===r.isNode)return r.build(e,t)}updateBefore(){console.warn("Abstract function.")}updateAfter(){console.warn("Abstract function.")}update(){console.warn("Abstract function.")}build(e,t=null){const r=this.getShared(e);if(this!==r)return r.build(e,t);const s=e.getDataFromNode(this);s.buildStages=s.buildStages||{},s.buildStages[e.buildStage]=!0;const i=$s[e.buildStage];if(i&&!0!==s.buildStages[i]){const t=e.getBuildStage();e.setBuildStage(i),this.build(e),e.setBuildStage(t)}e.addNode(this),e.addChain(this);let n=null;const a=e.getBuildStage();if("setup"===a){this.updateReference(e);const t=e.getNodeProperties(this);if(!0!==t.initialized){t.initialized=!0,t.outputNode=this.setup(e)||t.outputNode||null;for(const r of Object.values(t))if(r&&!0===r.isNode){if(!0===r.parents){const t=e.getNodeProperties(r);t.parents=t.parents||[],t.parents.push(this)}r.build(e)}}n=t.outputNode}else if("analyze"===a)this.analyze(e,t);else if("generate"===a){if(1===this.generate.length){const r=this.getNodeType(e),s=e.getDataFromNode(this);n=s.snippet,void 0===n?void 0===s.generated?(s.generated=!0,n=this.generate(e)||"",s.snippet=n):(console.warn("THREE.Node: Recursion detected.",this),n=""):void 0!==s.flowCodes&&void 0!==e.context.nodeBlock&&e.addFlowCodeHierarchy(this,e.context.nodeBlock),n=e.format(n,r,t)}else n=this.generate(e,t)||""}return e.removeChain(this),e.addSequentialNode(this),n}getSerializeChildren(){return vs(this)}serialize(e){const t=this.getSerializeChildren(),r={};for(const{property:s,index:i,childNode:n}of t)void 0!==i?(void 0===r[s]&&(r[s]=Number.isInteger(i)?[]:{}),r[s][i]=n.toJSON(e.meta).uuid):r[s]=n.toJSON(e.meta).uuid;Object.keys(r).length>0&&(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 qs extends js{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)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class Xs extends js{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class Ks extends js{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),a=e.getPropertyName(n);return e.addLineFlowCode(`${a} = ${i}`,this),s.snippet=i,s.propertyName=a,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class Ys extends Ks{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce(((t,r)=>t+e.getTypeLength(r.getNodeType(e))),0))}generate(e,t){const r=this.getNodeType(e),s=e.getTypeLength(r),i=this.nodes,n=e.getComponentType(r),a=[];let o=0;for(const t of i){if(o>=s){console.error(`THREE.TSL: Length of parameters exceeds maximum length of function '${r}()' type.`);break}let i,u=t.getNodeType(e),l=e.getTypeLength(u);o+l>s&&(console.error(`THREE.TSL: Length of '${r}()' data exceeds maximum length of output type.`),l=s-o,u=e.getTypeFromLength(l)),o+=l,i=t.build(e,u);const d=e.getComponentType(u);d!==n&&(i=e.format(i,d,n)),a.push(i)}const u=`${e.getType(r)}( ${a.join(", ")} )`;return e.format(u,r,t)}}const Qs=Hs.join("");class Zs extends js{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(Hs.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=r.build(e,n);i=this.components.length===s&&this.components===Qs.slice(0,this.components.length)?e.format(a,n,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Js extends Ks{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),a=e.getTypeFromLength(r.length,n),o=s.build(e,a),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;e<l;e++){const t=Hs[e];t===r[0]?(d.push(o),e+=r.length-1):d.push(u+"."+t)}return`${e.getType(i)}( ${d.join(", ")} )`}}class ei extends Ks{static get type(){return"FlipNode"}constructor(e,t){super(),this.sourceNode=e,this.components=t}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{components:t,sourceNode:r}=this,s=this.getNodeType(e),i=r.build(e),n=e.getVarFromNode(this),a=e.getPropertyName(n);e.addLineFlowCode(a+" = "+i,this);const o=e.getTypeLength(s),u=[];let l=0;for(let e=0;e<o;e++){const r=Hs[e];r===t[l]?(u.push("1.0 - "+a+"."+r),l++):u.push(a+"."+r)}return`${e.getType(s)}( ${u.join(", ")} )`}}class ti extends js{static get type(){return"InputNode"}constructor(e,t=null){super(t),this.isInputNode=!0,this.value=e,this.precision=null}getNodeType(){return null===this.nodeType?Ms(this.value):this.nodeType}getInputType(e){return this.getNodeType(e)}setPrecision(e){return this.precision=e,this}serialize(e){super.serialize(e),e.value=this.value,this.value&&this.value.toArray&&(e.value=this.value.toArray()),e.valueType=Ms(this.value),e.nodeType=this.nodeType,"ArrayBuffer"===e.valueType&&(e.value=Fs(e.value)),e.precision=this.precision}deserialize(e){super.deserialize(e),this.nodeType=e.nodeType,this.value=Array.isArray(e.value)?Ps(e.valueType,...e.value):e.value,this.precision=e.precision||null,this.value&&this.value.fromArray&&(this.value=this.value.fromArray(e.value))}generate(){console.warn("Abstract function.")}}const ri=/float|u?int/;class si extends ti{static get type(){return"ConstNode"}constructor(e,t=null){super(e,t),this.isConstNode=!0}generateConst(e){return e.generateConst(this.getNodeType(e),this.value)}generate(e,t){const r=this.getNodeType(e);return ri.test(r)&&ri.test(t)?e.generateConst(t,this.value):e.format(this.generateConst(e),r,t)}}class ii extends js{static get type(){return"MemberNode"}constructor(e,t){super(),this.node=e,this.property=t,this.isMemberNode=!0}getNodeType(e){return this.node.getMemberType(e,this.property)}generate(e){return this.node.build(e)+"."+this.property}}let ni=null;const ai=new Map;function oi(e,t){if(ai.has(e))console.warn(`THREE.TSL: Redefinition of method chaining '${e}'.`);else{if("function"!=typeof t)throw new Error(`THREE.TSL: Node element ${e} is not a function`);ai.set(e,t)}}const ui=e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"),li=e=>ui(e).split("").sort().join(""),di={setup(e,t){const r=t.shift();return e(Ii(r),...t)},get(e,t,r){if("string"==typeof t&&void 0===e[t]){if(!0!==e.isStackNode&&"assign"===t)return(...e)=>(ni.assign(r,...e),r);if(ai.has(t)){const s=ai.get(t);return e.isStackNode?(...e)=>r.add(s(...e)):(...e)=>s(r,...e)}if("self"===t)return e;if(t.endsWith("Assign")&&ai.has(t.slice(0,t.length-6))){const s=ai.get(t.slice(0,t.length-6));return e.isStackNode?(...e)=>r.assign(e[0],s(...e)):(...e)=>r.assign(s(r,...e))}if(!0===/^[xyzwrgbastpq]{1,4}$/.test(t))return t=ui(t),Bi(new Zs(r,t));if(!0===/^set[XYZWRGBASTPQ]{1,4}$/.test(t))return t=li(t.slice(3).toLowerCase()),r=>Bi(new Js(e,t,Bi(r)));if(!0===/^flip[XYZWRGBASTPQ]{1,4}$/.test(t))return t=li(t.slice(4).toLowerCase()),()=>Bi(new ei(Bi(e),t));if("width"===t||"height"===t||"depth"===t)return"width"===t?t="x":"height"===t?t="y":"depth"===t&&(t="z"),Bi(new Zs(e,t));if(!0===/^\d+$/.test(t))return Bi(new qs(r,new si(Number(t),"uint")));if(!0===/^get$/.test(t))return e=>Bi(new ii(r,e))}return Reflect.get(e,t,r)},set:(e,t,r,s)=>"string"!=typeof t||void 0!==e[t]||!0!==/^[xyzwrgbastpq]{1,4}$/.test(t)&&"width"!==t&&"height"!==t&&"depth"!==t&&!0!==/^\d+$/.test(t)?Reflect.set(e,t,r,s):(s[t].assign(r),!0)},ci=new WeakMap,hi=new WeakMap,pi=function(e,t=null){for(const r in e)e[r]=Bi(e[r],t);return e},gi=function(e,t=null){const r=e.length;for(let s=0;s<r;s++)e[s]=Bi(e[s],t);return e},mi=function(e,t=null,r=null,s=null){const i=e=>Bi(null!==s?Object.assign(e,s):e);let n,a,o,u=t;function l(t){let r;return r=u?/[a-z]/i.test(u)?u+"()":u:e.type,void 0!==a&&t.length<a?(console.error(`THREE.TSL: "${r}" parameter length is less than minimum required.`),t.concat(new Array(a-t.length).fill(0))):void 0!==o&&t.length>o?(console.error(`THREE.TSL: "${r}" parameter length exceeds limit.`),t.slice(0,o)):t}return null===t?n=(...t)=>i(new e(...Di(l(t)))):null!==r?(r=Bi(r),n=(...s)=>i(new e(t,...Di(l(s)),r))):n=(...r)=>i(new e(t,...Di(l(r)))),n.setParameterLength=(...e)=>(1===e.length?a=o=e[0]:2===e.length&&([a,o]=e),n),n.setName=e=>(u=e,n),n},fi=function(e,...t){return Bi(new e(...Di(t)))};class yi extends js{constructor(e,t){super(),this.shaderNode=e,this.inputNodes=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,inputNodes:r}=this,s=e.getNodeProperties(t),i=t.namespace&&t.namespace===e.namespace?e.getNamespace("once"):"once";if(s[i])return s[i];let n=null;if(t.layout){let s=hi.get(e.constructor);void 0===s&&(s=new WeakMap,hi.set(e.constructor,s));let i=s.get(t);void 0===i&&(i=Bi(e.buildFunctionNode(t)),s.set(t,i)),e.addInclude(i),n=Bi(i.call(r))}else{const s=t.jsFunc,i=null!==r||s.length>1?s(r||[],e):s(e);n=Bi(i)}return t.once&&(s[i]=n),n}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),r=e.getOutputNamespace();return t[r]=t[r]||this.setupOutput(e),t[r]}build(e,t=null){let r=null;const s=e.getBuildStage(),i=e.getNodeProperties(this),n=e.getOutputNamespace(),a=this.getOutputNode(e);if("setup"===s){const t=e.getNamespace("initialized");!0!==i[t]&&(i[t]=!0,i[n]=this.getOutputNode(e),i[n].build(e)),r=i[n]}else"analyze"===s?a.build(e,t):"generate"===s&&(r=a.build(e,t)||"");return r}}class xi extends js{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1,this.namespace=null}setLayout(e){return this.layout=e,this}call(e=null){return Ii(e),Bi(new yi(this,e))}setup(){return this.call()}}const bi=[!1,!0],Ti=[0,1,2,3],_i=[-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],Ni=new Map;for(const e of bi)Ni.set(e,new si(e));const Si=new Map;for(const e of Ti)Si.set(e,new si(e,"uint"));const wi=new Map([...Si].map((e=>new si(e.value,"int"))));for(const e of _i)wi.set(e,new si(e,"int"));const Ei=new Map([...wi].map((e=>new si(e.value))));for(const e of vi)Ei.set(e,new si(e));for(const e of vi)Ei.set(-e,new si(-e));const Ai={bool:Ni,uint:Si,ints:wi,float:Ei},Ri=new Map([...Ni,...Ei]),Ci=(e,t)=>Ri.has(e)?Ri.get(e):!0===e.isNode?e:new si(e,t),Mi=function(e,t=null){return(...r)=>{if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every((e=>"object"!=typeof e)))&&(r=[Ps(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Bi(t.get(r[0]));if(1===r.length){const t=Ci(r[0],e);return(e=>{try{return e.getNodeType()}catch(e){return}})(t)===e?Bi(t):Bi(new Xs(t,e))}const s=r.map((e=>Ci(e)));return Bi(new Ys(s,e))}},Pi=e=>"object"==typeof e&&null!==e?e.value:e,Li=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Fi(e,t){return new Proxy(new xi(e,t),di)}const Bi=(e,t=null)=>function(e,t=null){const r=Ms(e);if("node"===r){let t=ci.get(e);return void 0===t&&(t=new Proxy(e,di),ci.set(e,t),ci.set(t,t)),t}return null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Bi(Ci(e,t)):"shader"===r?ki(e):e}(e,t),Ii=(e,t=null)=>new pi(e,t),Di=(e,t=null)=>new gi(e,t),Vi=(...e)=>new mi(...e),Ui=(...e)=>new fi(...e);let Oi=0;const ki=(e,t=null)=>{let r=null;null!==t&&("object"==typeof t?r=t.return:("string"==typeof t?r=t:console.error("THREE.TSL: Invalid layout type."),t=null));const s=new Fi(e,r),i=(...e)=>{let t;Ii(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];const i=s.call(t);return"void"===r&&i.toStack(),i};if(i.shaderNode=s,i.id=s.id,i.getNodeType=(...e)=>s.getNodeType(...e),i.getCacheKey=(...e)=>s.getCacheKey(...e),i.setLayout=e=>(s.setLayout(e),i),i.once=(e=null)=>(s.once=!0,s.namespace=e,i),null!==t){if("object"!=typeof t.inputs){const e={name:"fn"+Oi++,type:r,inputs:[]};for(const r in t)"return"!==r&&e.inputs.push({name:r,type:t[r]});t=e}i.setLayout(t)}return i},Gi=e=>{ni=e},zi=()=>ni,Hi=(...e)=>ni.If(...e);function $i(e){return ni&&ni.add(e),e}oi("toStack",$i);const Wi=new Mi("color"),ji=new Mi("float",Ai.float),qi=new Mi("int",Ai.ints),Xi=new Mi("uint",Ai.uint),Ki=new Mi("bool",Ai.bool),Yi=new Mi("vec2"),Qi=new Mi("ivec2"),Zi=new Mi("uvec2"),Ji=new Mi("bvec2"),en=new Mi("vec3"),tn=new Mi("ivec3"),rn=new Mi("uvec3"),sn=new Mi("bvec3"),nn=new Mi("vec4"),an=new Mi("ivec4"),on=new Mi("uvec4"),un=new Mi("bvec4"),ln=new Mi("mat2"),dn=new Mi("mat3"),cn=new Mi("mat4");oi("toColor",Wi),oi("toFloat",ji),oi("toInt",qi),oi("toUint",Xi),oi("toBool",Ki),oi("toVec2",Yi),oi("toIVec2",Qi),oi("toUVec2",Zi),oi("toBVec2",Ji),oi("toVec3",en),oi("toIVec3",tn),oi("toUVec3",rn),oi("toBVec3",sn),oi("toVec4",nn),oi("toIVec4",an),oi("toUVec4",on),oi("toBVec4",un),oi("toMat2",ln),oi("toMat3",dn),oi("toMat4",cn);const hn=Vi(qs).setParameterLength(2),pn=(e,t)=>Bi(new Xs(Bi(e),t));oi("element",hn),oi("convert",pn);oi("append",(e=>(console.warn("THREE.TSL: .append() has been renamed to .toStack()."),$i(e))));class gn extends js{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0,this.global=!0}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const mn=(e,t)=>Bi(new gn(e,t)),fn=(e,t)=>Bi(new gn(e,t,!0)),yn=Ui(gn,"vec4","DiffuseColor"),xn=Ui(gn,"vec3","EmissiveColor"),bn=Ui(gn,"float","Roughness"),Tn=Ui(gn,"float","Metalness"),_n=Ui(gn,"float","Clearcoat"),vn=Ui(gn,"float","ClearcoatRoughness"),Nn=Ui(gn,"vec3","Sheen"),Sn=Ui(gn,"float","SheenRoughness"),wn=Ui(gn,"float","Iridescence"),En=Ui(gn,"float","IridescenceIOR"),An=Ui(gn,"float","IridescenceThickness"),Rn=Ui(gn,"float","AlphaT"),Cn=Ui(gn,"float","Anisotropy"),Mn=Ui(gn,"vec3","AnisotropyT"),Pn=Ui(gn,"vec3","AnisotropyB"),Ln=Ui(gn,"color","SpecularColor"),Fn=Ui(gn,"float","SpecularF90"),Bn=Ui(gn,"float","Shininess"),In=Ui(gn,"vec4","Output"),Dn=Ui(gn,"float","dashSize"),Vn=Ui(gn,"float","gapSize"),Un=Ui(gn,"float","pointWidth"),On=Ui(gn,"float","IOR"),kn=Ui(gn,"float","Transmission"),Gn=Ui(gn,"float","Thickness"),zn=Ui(gn,"float","AttenuationDistance"),Hn=Ui(gn,"color","AttenuationColor"),$n=Ui(gn,"float","Dispersion");class Wn extends js{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 jn=e=>new Wn(e),qn=(e,t=0)=>new Wn(e,!0,t),Xn=qn("frame"),Kn=qn("render"),Yn=jn("object");class Qn extends ti{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Yn}label(e){return this.name=e,this}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){const r=this.getSelf();return e=e.bind(r),super.onUpdate((t=>{const s=e(t,r);void 0!==s&&(this.value=s)}),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.label),o=e.getPropertyName(a);return void 0!==e.context.label&&delete e.context.label,e.format(o,r,t)}}const Zn=(e,t)=>{const r=Li(t||e),s=e&&!0===e.isNode?e.node&&e.node.value||e.value:e;return Bi(new Qn(s,r))};class Jn extends Ks{static get type(){return"ArrayNode"}constructor(e,t,r=null){super(e),this.count=t,this.values=r,this.isArrayNode=!0}getNodeType(e){return null===this.nodeType&&(this.nodeType=this.values[0].getNodeType(e)),this.nodeType}getElementType(e){return this.getNodeType(e)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const ea=(...e)=>{let t;if(1===e.length){const r=e[0];t=new Jn(null,r.length,r)}else{const r=e[0],s=e[1];t=new Jn(r,s)}return Bi(t)};oi("toArray",((e,t)=>ea(Array(t).fill(e))));class ta extends Ks{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 Hs.join("").slice(0,r)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:r}=this,s=e.getNodeProperties(this);s.sourceNode=r,s.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:r,sourceNode:s}=e.getNodeProperties(this),i=this.needsSplitAssign(e),n=r.getNodeType(e),a=r.build(e),o=s.build(e,n),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=a);else if(i){const s=e.getVarFromNode(this,null,n),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${o}`,this);const u=r.node,l=u.node.context({assign:!0}).build(e);for(let t=0;t<u.components.length;t++){const r=u.components[t];e.addLineFlowCode(`${l}.${r} = ${i}[ ${t} ]`,this)}"void"!==t&&(d=a)}else d=`${a} = ${o}`,"void"!==t&&"void"!==u||(e.addLineFlowCode(d,this),"void"!==t&&(d=a));return l.initialized=!0,e.format(d,n,t)}}const ra=Vi(ta).setParameterLength(2);oi("assign",ra);class sa extends Ks{static get type(){return"FunctionCallNode"}constructor(e=null,t={}){super(),this.functionNode=e,this.parameters=t}setParameters(e){return this.parameters=e,this}getParameters(){return this.parameters}getNodeType(e){return this.functionNode.getNodeType(e)}generate(e){const t=[],r=this.functionNode,s=r.getInputs(e),i=this.parameters,n=(t,r)=>{const s=r.type;let i;return i="pointer"===s?"&"+t.build(e):t.build(e,s),i};if(Array.isArray(i)){if(i.length>s.length)console.error("THREE.TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=s.length;else if(i.length<s.length)for(console.error("THREE.TSL: The number of provided parameters is less than the expected number of inputs in 'Fn()'.");i.length<s.length;)i.push(ji(0));for(let e=0;e<i.length;e++)t.push(n(i[e],s[e]))}else for(const e of s){const r=i[e.name];void 0!==r?t.push(n(r,e)):(console.error(`THREE.TSL: Input '${e.name}' not found in 'Fn()'.`),t.push(n(ji(0),e)))}return`${r.build(e,"property")}( ${t.join(", ")} )`}}const ia=(e,...t)=>(t=t.length>1||t[0]&&!0===t[0].isNode?Di(t):Ii(t[0]),Bi(new sa(Bi(e),t)));oi("call",ia);const na={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class aa extends Ks{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new aa(e,t,r);for(let t=0;t<s.length-1;t++)i=new aa(e,i,s[t]);t=i,r=s[s.length-1]}this.op=e,this.aNode=t,this.bNode=r,this.isOperatorNode=!0}getOperatorMethod(e,t){return e.getMethod(na[this.op],t)}getNodeType(e){const t=this.op,r=this.aNode,s=this.bNode,i=r.getNodeType(e),n=s?s.getNodeType(e):null;if("void"===i||"void"===n)return"void";if("%"===t)return i;if("~"===t||"&"===t||"|"===t||"^"===t||">>"===t||"<<"===t)return e.getIntegerType(i);if("!"===t||"&&"===t||"||"===t||"^^"===t)return"bool";if("=="===t||"!="===t||"<"===t||">"===t||"<="===t||">="===t){const t=Math.max(e.getTypeLength(i),e.getTypeLength(n));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(i)){if("float"===n)return i;if(e.isVector(n))return e.getVectorFromMatrix(i);if(e.isMatrix(n))return i}else if(e.isMatrix(n)){if("float"===i)return n;if(e.isVector(i))return e.getVectorFromMatrix(n)}return e.getTypeLength(n)>e.getTypeLength(i)?n:i}generate(e,t){const r=this.op,{aNode:s,bNode:i}=this,n=this.getNodeType(e);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),d=i?i.build(e,o):null,c=e.getFunctionOperator(r);if("void"!==t){const s=e.renderer.coordinateSystem===l;if("=="===r||"!="===r||"<"===r||">"===r||"<="===r||">="===r)return s&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${u}, ${d} )`,n,t):e.format(`( ${u} ${r} ${d} )`,n,t);if("%"===r)return e.isInteger(o)?e.format(`( ${u} % ${d} )`,n,t):e.format(`${this.getOperatorMethod(e,n)}( ${u}, ${d} )`,n,t);if("!"===r||"~"===r)return e.format(`(${r}${u})`,a,t);if(c)return e.format(`${c}( ${u}, ${d} )`,n,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${d} ${r} ${u} )`,n,t);if("float"===a&&e.isMatrix(o))return e.format(`${u} ${r} ${d}`,n,t);{let i=`( ${u} ${r} ${d} )`;return!s&&"bool"===n&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,n,t)}}if("void"!==a)return c?e.format(`${c}( ${u}, ${d} )`,n,t):e.isMatrix(a)&&"float"===o?e.format(`${d} ${r} ${u}`,n,t):e.format(`${u} ${r} ${d}`,n,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const oa=Vi(aa,"+").setParameterLength(2,1/0).setName("add"),ua=Vi(aa,"-").setParameterLength(2,1/0).setName("sub"),la=Vi(aa,"*").setParameterLength(2,1/0).setName("mul"),da=Vi(aa,"/").setParameterLength(2,1/0).setName("div"),ca=Vi(aa,"%").setParameterLength(2).setName("mod"),ha=Vi(aa,"==").setParameterLength(2).setName("equal"),pa=Vi(aa,"!=").setParameterLength(2).setName("notEqual"),ga=Vi(aa,"<").setParameterLength(2).setName("lessThan"),ma=Vi(aa,">").setParameterLength(2).setName("greaterThan"),fa=Vi(aa,"<=").setParameterLength(2).setName("lessThanEqual"),ya=Vi(aa,">=").setParameterLength(2).setName("greaterThanEqual"),xa=Vi(aa,"&&").setParameterLength(2,1/0).setName("and"),ba=Vi(aa,"||").setParameterLength(2,1/0).setName("or"),Ta=Vi(aa,"!").setParameterLength(1).setName("not"),_a=Vi(aa,"^^").setParameterLength(2).setName("xor"),va=Vi(aa,"&").setParameterLength(2).setName("bitAnd"),Na=Vi(aa,"~").setParameterLength(2).setName("bitNot"),Sa=Vi(aa,"|").setParameterLength(2).setName("bitOr"),wa=Vi(aa,"^").setParameterLength(2).setName("bitXor"),Ea=Vi(aa,"<<").setParameterLength(2).setName("shiftLeft"),Aa=Vi(aa,">>").setParameterLength(2).setName("shiftRight"),Ra=ki((([e])=>(e.addAssign(1),e))),Ca=ki((([e])=>(e.subAssign(1),e))),Ma=ki((([e])=>{const t=qi(e).toConst();return e.addAssign(1),t})),Pa=ki((([e])=>{const t=qi(e).toConst();return e.subAssign(1),t}));oi("add",oa),oi("sub",ua),oi("mul",la),oi("div",da),oi("mod",ca),oi("equal",ha),oi("notEqual",pa),oi("lessThan",ga),oi("greaterThan",ma),oi("lessThanEqual",fa),oi("greaterThanEqual",ya),oi("and",xa),oi("or",ba),oi("not",Ta),oi("xor",_a),oi("bitAnd",va),oi("bitNot",Na),oi("bitOr",Sa),oi("bitXor",wa),oi("shiftLeft",Ea),oi("shiftRight",Aa),oi("incrementBefore",Ra),oi("decrementBefore",Ca),oi("increment",Ma),oi("decrement",Pa);const La=(e,t)=>(console.warn('THREE.TSL: "remainder()" is deprecated. Use "mod( int( ... ) )" instead.'),ca(e,t)),Fa=(e,t)=>(console.warn('THREE.TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.'),ca(qi(e),qi(t)));oi("remainder",La),oi("modInt",Fa);class Ba extends Ks{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){if(super(),(e===Ba.MAX||e===Ba.MIN)&&arguments.length>3){let i=new Ba(e,t,r);for(let t=2;t<arguments.length-1;t++)i=new Ba(e,i,arguments[t]);t=i,r=arguments[arguments.length-1],s=null}this.method=e,this.aNode=t,this.bNode=r,this.cNode=s,this.isMathNode=!0}getInputType(e){const t=this.aNode.getNodeType(e),r=this.bNode?this.bNode.getNodeType(e):null,s=this.cNode?this.cNode.getNodeType(e):null,i=e.isMatrix(t)?0:e.getTypeLength(t),n=e.isMatrix(r)?0:e.getTypeLength(r),a=e.isMatrix(s)?0:e.getTypeLength(s);return i>n&&i>a?t:n>a?r:a>i?s:t}getNodeType(e){const t=this.method;return t===Ba.LENGTH||t===Ba.DISTANCE||t===Ba.DOT?"float":t===Ba.CROSS?"vec3":t===Ba.ALL||t===Ba.ANY?"bool":t===Ba.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===Ba.ONE_MINUS)i=ua(1,t);else if(s===Ba.RECIPROCAL)i=da(1,t);else if(s===Ba.DIFFERENCE)i=no(ua(t,r));else if(s===Ba.TRANSFORM_DIRECTION){let s=t,n=r;e.isMatrix(s.getNodeType(e))?n=nn(en(n),0):s=nn(en(s),0);const a=la(s,n).xyz;i=Qa(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===Ba.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);{const c=[];return r===Ba.CROSS?c.push(n.build(e,s),a.build(e,s)):u===l&&r===Ba.STEP?c.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),a.build(e,i)):u!==l||r!==Ba.MIN&&r!==Ba.MAX?r===Ba.REFRACT?c.push(n.build(e,i),a.build(e,i),o.build(e,"float")):r===Ba.MIX?c.push(n.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(u===d&&r===Ba.ATAN&&null!==a&&(r="atan2"),"fragment"===e.shaderStage||r!==Ba.DFDX&&r!==Ba.DFDY||(console.warn(`THREE.TSL: '${r}' is not supported in the ${e.shaderStage} stage.`),r="/*"+r+"*/"),c.push(n.build(e,i)),null!==a&&c.push(a.build(e,i)),null!==o&&c.push(o.build(e,i))):c.push(n.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(r,s)}( ${c.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}Ba.ALL="all",Ba.ANY="any",Ba.RADIANS="radians",Ba.DEGREES="degrees",Ba.EXP="exp",Ba.EXP2="exp2",Ba.LOG="log",Ba.LOG2="log2",Ba.SQRT="sqrt",Ba.INVERSE_SQRT="inversesqrt",Ba.FLOOR="floor",Ba.CEIL="ceil",Ba.NORMALIZE="normalize",Ba.FRACT="fract",Ba.SIN="sin",Ba.COS="cos",Ba.TAN="tan",Ba.ASIN="asin",Ba.ACOS="acos",Ba.ATAN="atan",Ba.ABS="abs",Ba.SIGN="sign",Ba.LENGTH="length",Ba.NEGATE="negate",Ba.ONE_MINUS="oneMinus",Ba.DFDX="dFdx",Ba.DFDY="dFdy",Ba.ROUND="round",Ba.RECIPROCAL="reciprocal",Ba.TRUNC="trunc",Ba.FWIDTH="fwidth",Ba.TRANSPOSE="transpose",Ba.BITCAST="bitcast",Ba.EQUALS="equals",Ba.MIN="min",Ba.MAX="max",Ba.STEP="step",Ba.REFLECT="reflect",Ba.DISTANCE="distance",Ba.DIFFERENCE="difference",Ba.DOT="dot",Ba.CROSS="cross",Ba.POW="pow",Ba.TRANSFORM_DIRECTION="transformDirection",Ba.MIX="mix",Ba.CLAMP="clamp",Ba.REFRACT="refract",Ba.SMOOTHSTEP="smoothstep",Ba.FACEFORWARD="faceforward";const Ia=ji(1e-6),Da=ji(1e6),Va=ji(Math.PI),Ua=ji(2*Math.PI),Oa=Vi(Ba,Ba.ALL).setParameterLength(1),ka=Vi(Ba,Ba.ANY).setParameterLength(1),Ga=Vi(Ba,Ba.RADIANS).setParameterLength(1),za=Vi(Ba,Ba.DEGREES).setParameterLength(1),Ha=Vi(Ba,Ba.EXP).setParameterLength(1),$a=Vi(Ba,Ba.EXP2).setParameterLength(1),Wa=Vi(Ba,Ba.LOG).setParameterLength(1),ja=Vi(Ba,Ba.LOG2).setParameterLength(1),qa=Vi(Ba,Ba.SQRT).setParameterLength(1),Xa=Vi(Ba,Ba.INVERSE_SQRT).setParameterLength(1),Ka=Vi(Ba,Ba.FLOOR).setParameterLength(1),Ya=Vi(Ba,Ba.CEIL).setParameterLength(1),Qa=Vi(Ba,Ba.NORMALIZE).setParameterLength(1),Za=Vi(Ba,Ba.FRACT).setParameterLength(1),Ja=Vi(Ba,Ba.SIN).setParameterLength(1),eo=Vi(Ba,Ba.COS).setParameterLength(1),to=Vi(Ba,Ba.TAN).setParameterLength(1),ro=Vi(Ba,Ba.ASIN).setParameterLength(1),so=Vi(Ba,Ba.ACOS).setParameterLength(1),io=Vi(Ba,Ba.ATAN).setParameterLength(1,2),no=Vi(Ba,Ba.ABS).setParameterLength(1),ao=Vi(Ba,Ba.SIGN).setParameterLength(1),oo=Vi(Ba,Ba.LENGTH).setParameterLength(1),uo=Vi(Ba,Ba.NEGATE).setParameterLength(1),lo=Vi(Ba,Ba.ONE_MINUS).setParameterLength(1),co=Vi(Ba,Ba.DFDX).setParameterLength(1),ho=Vi(Ba,Ba.DFDY).setParameterLength(1),po=Vi(Ba,Ba.ROUND).setParameterLength(1),go=Vi(Ba,Ba.RECIPROCAL).setParameterLength(1),mo=Vi(Ba,Ba.TRUNC).setParameterLength(1),fo=Vi(Ba,Ba.FWIDTH).setParameterLength(1),yo=Vi(Ba,Ba.TRANSPOSE).setParameterLength(1),xo=Vi(Ba,Ba.BITCAST).setParameterLength(2),bo=(e,t)=>(console.warn('THREE.TSL: "equals" is deprecated. Use "equal" inside a vector instead, like: "bvec*( equal( ... ) )"'),ha(e,t)),To=Vi(Ba,Ba.MIN).setParameterLength(2,1/0),_o=Vi(Ba,Ba.MAX).setParameterLength(2,1/0),vo=Vi(Ba,Ba.STEP).setParameterLength(2),No=Vi(Ba,Ba.REFLECT).setParameterLength(2),So=Vi(Ba,Ba.DISTANCE).setParameterLength(2),wo=Vi(Ba,Ba.DIFFERENCE).setParameterLength(2),Eo=Vi(Ba,Ba.DOT).setParameterLength(2),Ao=Vi(Ba,Ba.CROSS).setParameterLength(2),Ro=Vi(Ba,Ba.POW).setParameterLength(2),Co=Vi(Ba,Ba.POW,2).setParameterLength(1),Mo=Vi(Ba,Ba.POW,3).setParameterLength(1),Po=Vi(Ba,Ba.POW,4).setParameterLength(1),Lo=Vi(Ba,Ba.TRANSFORM_DIRECTION).setParameterLength(2),Fo=e=>la(ao(e),Ro(no(e),1/3)),Bo=e=>Eo(e,e),Io=Vi(Ba,Ba.MIX).setParameterLength(3),Do=(e,t=0,r=1)=>Bi(new Ba(Ba.CLAMP,Bi(e),Bi(t),Bi(r))),V