/** * @license * Copyright 2010-2024 Three.js Authors * SPDX-License-Identifier: MIT */ import{Color as e,Vector2 as t,Vector3 as r,Vector4 as s,Matrix3 as i,Matrix4 as n,EventDispatcher as o,MathUtils as a,ColorManagement as u,SRGBTransfer as l,NoToneMapping as d,StaticDrawUsage as c,InterleavedBuffer as h,DynamicDrawUsage as p,InterleavedBufferAttribute as g,NoColorSpace as m,UnsignedIntType as f,IntType as y,WebGLCoordinateSystem as b,BackSide as x,CubeReflectionMapping as T,CubeRefractionMapping as _,WebGPUCoordinateSystem as v,TangentSpaceNormalMap as N,ObjectSpaceNormalMap as S,InstancedInterleavedBuffer as A,InstancedBufferAttribute as R,DataArrayTexture as C,FloatType as E,FramebufferTexture as w,LinearMipmapLinearFilter as M,DepthTexture as B,Material as U,NormalBlending as F,PointsMaterial as P,LineBasicMaterial as I,LineDashedMaterial as L,NoBlending as D,MeshNormalMaterial as V,WebGLCubeRenderTarget as O,BoxGeometry as G,Mesh as k,Scene as z,LinearFilter as $,CubeCamera as W,CubeTexture as H,EquirectangularReflectionMapping as j,EquirectangularRefractionMapping as q,AddOperation as K,MixOperation as X,MultiplyOperation as Y,MeshBasicMaterial as Q,MeshLambertMaterial as Z,MeshPhongMaterial as J,Texture as ee,MeshStandardMaterial as te,MeshPhysicalMaterial as re,MeshToonMaterial as se,MeshMatcapMaterial as ie,SpriteMaterial as ne,ShadowMaterial as oe,Uint32BufferAttribute as ae,Uint16BufferAttribute as ue,DoubleSide as le,DepthStencilFormat as de,DepthFormat as ce,UnsignedInt248Type as he,UnsignedByteType as pe,RenderTarget as ge,Plane as me,Object3D as fe,HalfFloatType as ye,LinearMipMapLinearFilter as be,OrthographicCamera as xe,BufferGeometry as Te,Float32BufferAttribute as _e,BufferAttribute as ve,UVMapping as Ne,Euler as Se,LinearSRGBColorSpace as Ae,LessCompare as Re,VSMShadowMap as Ce,RGFormat as Ee,BasicShadowMap as we,SphereGeometry as Me,CubeUVReflectionMapping as Be,PerspectiveCamera as Ue,RGBAFormat as Fe,LinearMipmapNearestFilter as Pe,NearestMipmapLinearFilter as Ie,Float16BufferAttribute as Le,REVISION as De,SRGBColorSpace as Ve,PCFShadowMap as Oe,FrontSide as Ge,Frustum as ke,DataTexture as ze,RedIntegerFormat as $e,RedFormat as We,RGIntegerFormat as He,RGBIntegerFormat as je,RGBFormat as qe,RGBAIntegerFormat as Ke,UnsignedShortType as Xe,ByteType as Ye,ShortType as Qe,createCanvasElement as Ze,AddEquation as Je,SubtractEquation as et,ReverseSubtractEquation as tt,ZeroFactor as rt,OneFactor as st,SrcColorFactor as it,SrcAlphaFactor as nt,SrcAlphaSaturateFactor as ot,DstColorFactor as at,DstAlphaFactor as ut,OneMinusSrcColorFactor as lt,OneMinusSrcAlphaFactor as dt,OneMinusDstColorFactor as ct,OneMinusDstAlphaFactor as ht,CullFaceNone as pt,CullFaceBack as gt,CullFaceFront as mt,CustomBlending as ft,MultiplyBlending as yt,SubtractiveBlending as bt,AdditiveBlending as xt,NotEqualDepth as Tt,GreaterDepth as _t,GreaterEqualDepth as vt,EqualDepth as Nt,LessEqualDepth as St,LessDepth as At,AlwaysDepth as Rt,NeverDepth as Ct,UnsignedShort4444Type as Et,UnsignedShort5551Type as wt,UnsignedInt5999Type as Mt,AlphaFormat as Bt,LuminanceFormat as Ut,LuminanceAlphaFormat as Ft,RGB_S3TC_DXT1_Format as Pt,RGBA_S3TC_DXT1_Format as It,RGBA_S3TC_DXT3_Format as Lt,RGBA_S3TC_DXT5_Format as Dt,RGB_PVRTC_4BPPV1_Format as Vt,RGB_PVRTC_2BPPV1_Format as Ot,RGBA_PVRTC_4BPPV1_Format as Gt,RGBA_PVRTC_2BPPV1_Format as kt,RGB_ETC1_Format as zt,RGB_ETC2_Format as $t,RGBA_ETC2_EAC_Format as Wt,RGBA_ASTC_4x4_Format as Ht,RGBA_ASTC_5x4_Format as jt,RGBA_ASTC_5x5_Format as qt,RGBA_ASTC_6x5_Format as Kt,RGBA_ASTC_6x6_Format as Xt,RGBA_ASTC_8x5_Format as Yt,RGBA_ASTC_8x6_Format as Qt,RGBA_ASTC_8x8_Format as Zt,RGBA_ASTC_10x5_Format as Jt,RGBA_ASTC_10x6_Format as er,RGBA_ASTC_10x8_Format as tr,RGBA_ASTC_10x10_Format as rr,RGBA_ASTC_12x10_Format as sr,RGBA_ASTC_12x12_Format as ir,RGBA_BPTC_Format as nr,RED_RGTC1_Format as or,SIGNED_RED_RGTC1_Format as ar,RED_GREEN_RGTC2_Format as ur,SIGNED_RED_GREEN_RGTC2_Format as lr,RepeatWrapping as dr,ClampToEdgeWrapping as cr,MirroredRepeatWrapping as hr,NearestFilter as pr,NearestMipmapNearestFilter as gr,NeverCompare as mr,AlwaysCompare as fr,LessEqualCompare as yr,EqualCompare as br,GreaterEqualCompare as xr,GreaterCompare as Tr,NotEqualCompare as _r,warnOnce as vr,NotEqualStencilFunc as Nr,GreaterStencilFunc as Sr,GreaterEqualStencilFunc as Ar,EqualStencilFunc as Rr,LessEqualStencilFunc as Cr,LessStencilFunc as Er,AlwaysStencilFunc as wr,NeverStencilFunc as Mr,DecrementWrapStencilOp as Br,IncrementWrapStencilOp as Ur,DecrementStencilOp as Fr,IncrementStencilOp as Pr,InvertStencilOp as Ir,ReplaceStencilOp as Lr,ZeroStencilOp as Dr,KeepStencilOp as Vr,MaxEquation as Or,MinEquation as Gr,SpotLight as kr,PointLight as zr,DirectionalLight as $r,RectAreaLight as Wr,AmbientLight as Hr,HemisphereLight as jr,LightProbe as qr,LinearToneMapping as Kr,ReinhardToneMapping as Xr,CineonToneMapping as Yr,ACESFilmicToneMapping as Qr,AgXToneMapping as Zr,NeutralToneMapping as Jr,Group as es,Loader as ts,FileLoader as rs,MaterialLoader as ss,ObjectLoader as is}from"./three.core.min.js";export{AdditiveAnimationBlendMode,AnimationAction,AnimationClip,AnimationLoader,AnimationMixer,AnimationObjectGroup,AnimationUtils,ArcCurve,ArrayCamera,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,CylinderGeometry,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,KeyframeTrack,LOD,LatheGeometry,Layers,Light,Line,Line3,LineCurve,LineCurve3,LineLoop,LineSegments,LinearInterpolant,LinearMipMapNearestFilter,LinearTransfer,LoaderUtils,LoadingManager,LoopOnce,LoopPingPong,LoopRepeat,MOUSE,Matrix2,MeshDepthMaterial,MeshDistanceMaterial,NearestMipMapLinearFilter,NearestMipMapNearestFilter,NormalAnimationBlendMode,NumberKeyframeTrack,OctahedronGeometry,OneMinusConstantAlphaFactor,OneMinusConstantColorFactor,PCFSoftShadowMap,Path,PlaneGeometry,PlaneHelper,PointLightHelper,Points,PolarGridHelper,PolyhedronGeometry,PositionalAudio,PropertyBinding,PropertyMixer,QuadraticBezierCurve,QuadraticBezierCurve3,Quaternion,QuaternionKeyframeTrack,QuaternionLinearInterpolant,RGBADepthPacking,RGBDepthPacking,RGB_BPTC_SIGNED_Format,RGB_BPTC_UNSIGNED_Format,RGDepthPacking,RawShaderMaterial,Ray,Raycaster,RingGeometry,ShaderMaterial,Shape,ShapeGeometry,ShapePath,ShapeUtils,Skeleton,SkeletonHelper,SkinnedMesh,Source,Sphere,Spherical,SphericalHarmonics3,SplineCurve,SpotLightHelper,Sprite,StaticCopyUsage,StaticReadUsage,StereoCamera,StreamCopyUsage,StreamDrawUsage,StreamReadUsage,StringKeyframeTrack,TOUCH,TetrahedronGeometry,TextureLoader,TextureUtils,TorusGeometry,TorusKnotGeometry,Triangle,TriangleFanDrawMode,TriangleStripDrawMode,TrianglesDrawMode,TubeGeometry,Uint8BufferAttribute,Uint8ClampedBufferAttribute,Uniform,UniformsGroup,VectorKeyframeTrack,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLMultipleRenderTargets,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding}from"./three.core.min.js";const ns=["alphaMap","alphaTest","anisotropy","anisotropyMap","anisotropyRotation","aoMap","attenuationColor","attenuationDistance","bumpMap","clearcoat","clearcoatMap","clearcoatNormalMap","clearcoatNormalScale","clearcoatRoughness","color","dispersion","displacementMap","emissive","emissiveMap","envMap","gradientMap","ior","iridescence","iridescenceIOR","iridescenceMap","iridescenceThicknessMap","lightMap","map","matcap","metalness","metalnessMap","normalMap","normalScale","opacity","roughness","roughnessMap","sheen","sheenColor","sheenColorMap","sheenRoughnessMap","shininess","specular","specularColor","specularColorMap","specularIntensity","specularIntensityMap","specularMap","thickness","transmission","transmissionMap"];class os{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=ns,this.renderId=0}firstInitialization(e){return!1===this.renderObjects.has(e)&&(this.getRenderObjectData(e),!0)}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:{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.nodes.modelViewMatrix||null!==e.renderer.nodes.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 o=i.geometry,a=s.attributes,u=o.attributes,l=Object.keys(u),d=Object.keys(a);if(l.length!==d.length)return i.geometry.attributes=this.getAttributesData(a),!1;for(const e of l){const t=u[e],r=a[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=o.indexVersion,p=c?c.version:null;if(h!==p)return o.indexVersion=p,!1;if(o.drawRange.start!==s.drawRange.start||o.drawRange.count!==s.drawRange.count)return o.drawRange.start=s.drawRange.start,o.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))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 as(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 us=e=>as(e),ls=e=>as(e),ds=(...e)=>as(e);function cs(e,t=!1){const r=[];!0===e.isNode&&(r.push(e.id),e=e.getSelf());for(const{property:s,childNode:i}of hs(e))r.push(r,as(s.slice(0,-4)),i.getCacheKey(t));return as(r)}function*hs(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 ps=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]);function gs(e){return ps.get(e)}function ms(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void console.error("THREE.TSL: Unsupported type:",e)}function fs(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.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function ys(o,...a){const u=o?o.slice(-4):void 0;return 1===a.length&&("vec2"===u?a=[a[0],a[0]]:"vec3"===u?a=[a[0],a[0],a[0]]:"vec4"===u&&(a=[a[0],a[0],a[0],a[0]])),"color"===o?new e(...a):"vec2"===u?new t(...a):"vec3"===u?new r(...a):"vec4"===u?new s(...a):"mat3"===u?new i(...a):"mat4"===u?new n(...a):"bool"===o?a[0]||!1:"float"===o||"int"===o||"uint"===o?a[0]||0:"string"===o?a[0]||"":"ArrayBuffer"===o?xs(a[0]):null}function bs(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 xs(e){return Uint8Array.from(atob(e),(e=>e.charCodeAt(0))).buffer}var Ts=Object.freeze({__proto__:null,arrayBufferToBase64:bs,base64ToArrayBuffer:xs,getCacheKey:cs,getLengthFromType:ms,getNodeChildren:hs,getTypeFromLength:gs,getValueFromType:ys,getValueType:fs,hash:ds,hashArray:ls,hashString:us});const _s={VERTEX:"vertex",FRAGMENT:"fragment"},vs={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Ns={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Ss={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},As=["fragment","vertex"],Rs=["setup","analyze","generate"],Cs=[...As,"compute"],Es=["x","y","z","w"];let ws=0;class Ms 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=a.generateUUID(),this.version=0,this._cacheKey=null,this._cacheKeyVersion=0,this.global=!1,this.isNode=!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 hs(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=cs(this,e),this._cacheKeyVersion=this.version),this._cacheKey}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)}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 null}analyze(e){if(1===e.increaseUsage(this)){const t=e.getNodeProperties(this);for(const r of Object.values(t))r&&!0===r.isNode&&r.build(e)}}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);e.addNode(this),e.addChain(this);let s=null;const i=e.getBuildStage();if("setup"===i){this.updateReference(e);const t=e.getNodeProperties(this);if(!0!==t.initialized){e.stack.nodes.length;t.initialized=!0,t.outputNode=this.setup(e),null!==t.outputNode&&e.stack.nodes.length;for(const r of Object.values(t))r&&!0===r.isNode&&r.build(e)}}else if("analyze"===i)this.analyze(e);else if("generate"===i){if(1===this.generate.length){const r=this.getNodeType(e),i=e.getDataFromNode(this);s=i.snippet,void 0===s?(s=this.generate(e)||"",i.snippet=s):void 0!==i.flowCodes&&void 0!==e.context.nodeBlock&&e.addFlowCodeHierarchy(this,e.context.nodeBlock),s=e.format(s,r,t)}else s=this.generate(e,t)||""}return e.removeChain(this),e.addSequentialNode(this),s}getSerializeChildren(){return hs(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:4.6,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 Bs extends Ms{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){return`${this.node.build(e)}[ ${this.indexNode.build(e,"uint")} ]`}}class Us extends Ms{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class Fs extends Ms{static get type(){return"TempNode"}constructor(e){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),o=e.getPropertyName(n);return e.addLineFlowCode(`${o} = ${i}`,this),s.snippet=i,s.propertyName=o,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class Ps extends Fs{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce(((t,r)=>t+e.getTypeLength(r.getNodeType(e))),0))}generate(e,t){const r=this.getNodeType(e),s=this.nodes,i=e.getComponentType(r),n=[];for(const t of s){let r=t.build(e);const s=e.getComponentType(t.getNodeType(e));s!==i&&(r=e.format(r,s,i)),n.push(r)}const o=`${e.getType(r)}( ${n.join(", ")} )`;return e.format(o,r,t)}}const Is=Es.join("");class Ls extends Ms{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(Es.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const o=r.build(e,n);i=this.components.length===s&&this.components===Is.slice(0,this.components.length)?e.format(o,n,t):e.format(`${o}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ds extends Fs{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getTypeFromLength(r.length,s.getNodeType(e)),o=s.build(e,n),a=t.build(e,i),u=e.getTypeLength(i),l=[];for(let e=0;e<u;e++){const t=Es[e];t===r[0]?(l.push(o),e+=r.length-1):l.push(a+"."+t)}return`${e.getType(i)}( ${l.join(", ")} )`}}class Vs extends Fs{static get type(){return"FlipNode"}constructor(e,t){super(),this.sourceNode=e,this.components=t}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{components:t,sourceNode:r}=this,s=this.getNodeType(e),i=r.build(e),n=e.getVarFromNode(this),o=e.getPropertyName(n);e.addLineFlowCode(o+" = "+i,this);const a=e.getTypeLength(s),u=[];let l=0;for(let e=0;e<a;e++){const r=Es[e];r===t[l]?(u.push("1.0 - "+o+"."+r),l++):u.push(o+"."+r)}return`${e.getType(s)}( ${u.join(", ")} )`}}class Os extends Ms{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?fs(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=fs(this.value),e.nodeType=this.nodeType,"ArrayBuffer"===e.valueType&&(e.value=bs(e.value)),e.precision=this.precision}deserialize(e){super.deserialize(e),this.nodeType=e.nodeType,this.value=Array.isArray(e.value)?ys(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.")}}class Gs extends Os{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 e.format(this.generateConst(e),r,t)}}let ks=null;const zs=new Map;function $s(e,t){if(zs.has(e))console.warn(`Redefinition of method chaining ${e}`);else{if("function"!=typeof t)throw new Error(`Node element ${e} is not a function`);zs.set(e,t)}}const Ws=e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"),Hs=e=>Ws(e).split("").sort().join(""),js={setup(e,t){const r=t.shift();return e(yi(r),...t)},get(e,t,r){if("string"==typeof t&&void 0===e[t]){if(!0!==e.isStackNode&&"assign"===t)return(...e)=>(ks.assign(r,...e),r);if(zs.has(t)){const s=zs.get(t);return e.isStackNode?(...e)=>r.add(s(...e)):(...e)=>s(r,...e)}if("self"===t)return e;if(t.endsWith("Assign")&&zs.has(t.slice(0,t.length-6))){const s=zs.get(t.slice(0,t.length-6));return e.isStackNode?(...e)=>r.assign(e[0],s(...e)):(...e)=>r.assign(s(r,...e))}if(!0===/^[xyzwrgbastpq]{1,4}$/.test(t))return t=Ws(t),fi(new Ls(r,t));if(!0===/^set[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Hs(t.slice(3).toLowerCase()),r=>fi(new Ds(e,t,r));if(!0===/^flip[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Hs(t.slice(4).toLowerCase()),()=>fi(new Vs(fi(e),t));if("width"===t||"height"===t||"depth"===t)return"width"===t?t="x":"height"===t?t="y":"depth"===t&&(t="z"),fi(new Ls(e,t));if(!0===/^\d+$/.test(t))return fi(new Bs(r,new Gs(Number(t),"uint")))}return Reflect.get(e,t,r)},set:(e,t,r,s)=>"string"!=typeof t||void 0!==e[t]||!0!==/^[xyzwrgbastpq]{1,4}$/.test(t)&&"width"!==t&&"height"!==t&&"depth"!==t&&!0!==/^\d+$/.test(t)?Reflect.set(e,t,r,s):(s[t].assign(r),!0)},qs=new WeakMap,Ks=new WeakMap,Xs=function(e,t=null){for(const r in e)e[r]=fi(e[r],t);return e},Ys=function(e,t=null){const r=e.length;for(let s=0;s<r;s++)e[s]=fi(e[s],t);return e},Qs=function(e,t=null,r=null,s=null){const i=e=>fi(null!==s?Object.assign(e,s):e);return null===t?(...t)=>i(new e(...bi(t))):null!==r?(r=fi(r),(...s)=>i(new e(t,...bi(s),r))):(...r)=>i(new e(t,...bi(r)))},Zs=function(e,...t){return fi(new e(...bi(t)))};class Js extends Ms{constructor(e,t){super(),this.shaderNode=e,this.inputNodes=t}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}call(e){const{shaderNode:t,inputNodes:r}=this,s=e.getNodeProperties(t);if(s.onceOutput)return s.onceOutput;let i=null;if(t.layout){let s=Ks.get(e.constructor);void 0===s&&(s=new WeakMap,Ks.set(e.constructor,s));let n=s.get(t);void 0===n&&(n=fi(e.buildFunctionNode(t)),s.set(t,n)),null!==e.currentFunctionNode&&e.currentFunctionNode.includes.push(n),i=fi(n.call(r))}else{const s=t.jsFunc,n=null!==r?s(r,e):s(e);i=fi(n)}return t.once&&(s.onceOutput=i),i}getOutputNode(e){const t=e.getNodeProperties(this);return null===t.outputNode&&(t.outputNode=this.setupOutput(e)),t.outputNode}setup(e){return this.getOutputNode(e)}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}generate(e,t){return this.getOutputNode(e).build(e,t)}}class ei extends Ms{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}call(e=null){return yi(e),fi(new Js(this,e))}setup(){return this.call()}}const ti=[!1,!0],ri=[0,1,2,3],si=[-1,-2],ii=[.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 ti)ni.set(e,new Gs(e));const oi=new Map;for(const e of ri)oi.set(e,new Gs(e,"uint"));const ai=new Map([...oi].map((e=>new Gs(e.value,"int"))));for(const e of si)ai.set(e,new Gs(e,"int"));const ui=new Map([...ai].map((e=>new Gs(e.value))));for(const e of ii)ui.set(e,new Gs(e));for(const e of ii)ui.set(-e,new Gs(-e));const li={bool:ni,uint:oi,ints:ai,float:ui},di=new Map([...ni,...ui]),ci=(e,t)=>di.has(e)?di.get(e):!0===e.isNode?e:new Gs(e,t),hi=function(e,t=null){return(...r)=>{if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every((e=>"object"!=typeof e)))&&(r=[ys(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return fi(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?fi(t):fi(new Us(t,e))}const s=r.map((e=>ci(e)));return fi(new Ps(s,e))}},pi=e=>"object"==typeof e&&null!==e?e.value:e,gi=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function mi(e,t){return new Proxy(new ei(e,t),js)}const fi=(e,t=null)=>function(e,t=null){const r=fs(e);if("node"===r){let t=qs.get(e);return void 0===t&&(t=new Proxy(e,js),qs.set(e,t),qs.set(t,t)),t}return null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?fi(ci(e,t)):"shader"===r?_i(e):e}(e,t),yi=(e,t=null)=>new Xs(e,t),bi=(e,t=null)=>new Ys(e,t),xi=(...e)=>new Qs(...e),Ti=(...e)=>new Zs(...e),_i=(e,t)=>{const r=new mi(e,t),s=(...e)=>{let t;return yi(e),t=e[0]&&e[0].isNode?[...e]:e[0],r.call(t)};return s.shaderNode=r,s.setLayout=e=>(r.setLayout(e),s),s.once=()=>(r.once=!0,s),s};$s("toGlobal",(e=>(e.global=!0,e)));const vi=e=>{ks=e},Ni=()=>ks,Si=(...e)=>ks.If(...e);function Ai(e){return ks&&ks.add(e),e}$s("append",Ai);const Ri=new hi("color"),Ci=new hi("float",li.float),Ei=new hi("int",li.ints),wi=new hi("uint",li.uint),Mi=new hi("bool",li.bool),Bi=new hi("vec2"),Ui=new hi("ivec2"),Fi=new hi("uvec2"),Pi=new hi("bvec2"),Ii=new hi("vec3"),Li=new hi("ivec3"),Di=new hi("uvec3"),Vi=new hi("bvec3"),Oi=new hi("vec4"),Gi=new hi("ivec4"),ki=new hi("uvec4"),zi=new hi("bvec4"),$i=new hi("mat2"),Wi=new hi("mat3"),Hi=new hi("mat4");$s("toColor",Ri),$s("toFloat",Ci),$s("toInt",Ei),$s("toUint",wi),$s("toBool",Mi),$s("toVec2",Bi),$s("toIVec2",Ui),$s("toUVec2",Fi),$s("toBVec2",Pi),$s("toVec3",Ii),$s("toIVec3",Li),$s("toUVec3",Di),$s("toBVec3",Vi),$s("toVec4",Oi),$s("toIVec4",Gi),$s("toUVec4",ki),$s("toBVec4",zi),$s("toMat2",$i),$s("toMat3",Wi),$s("toMat4",Hi);const ji=xi(Bs),qi=(e,t)=>fi(new Us(fi(e),t));$s("element",ji),$s("convert",qi);class Ki extends Ms{static get type(){return"UniformGroupNode"}constructor(e,t=!1,r=1){super("string"),this.name=e,this.version=0,this.shared=t,this.order=r,this.isUniformGroup=!0}set needsUpdate(e){!0===e&&this.version++}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 Xi=e=>new Ki(e),Yi=(e,t=0)=>new Ki(e,!0,t),Qi=Yi("frame"),Zi=Yi("render"),Ji=Xi("object");class en extends Os{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=Ji}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),o=e.getUniformFromNode(i,n,e.shaderStage,this.name||e.context.label),a=e.getPropertyName(o);return void 0!==e.context.label&&delete e.context.label,e.format(a,r,t)}}const tn=(e,t)=>{const r=gi(t||e),s=e&&!0===e.isNode?e.node&&e.node.value||e.value:e;return fi(new en(s,r))};class rn extends Ms{static get type(){return"PropertyNode"}constructor(e,t=null,r=!1){super(e),this.name=t,this.varying=r,this.isPropertyNode=!0}getHash(e){return this.name||super.getHash(e)}isGlobal(){return!0}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 sn=(e,t)=>fi(new rn(e,t)),nn=(e,t)=>fi(new rn(e,t,!0)),on=Ti(rn,"vec4","DiffuseColor"),an=Ti(rn,"vec3","EmissiveColor"),un=Ti(rn,"float","Roughness"),ln=Ti(rn,"float","Metalness"),dn=Ti(rn,"float","Clearcoat"),cn=Ti(rn,"float","ClearcoatRoughness"),hn=Ti(rn,"vec3","Sheen"),pn=Ti(rn,"float","SheenRoughness"),gn=Ti(rn,"float","Iridescence"),mn=Ti(rn,"float","IridescenceIOR"),fn=Ti(rn,"float","IridescenceThickness"),yn=Ti(rn,"float","AlphaT"),bn=Ti(rn,"float","Anisotropy"),xn=Ti(rn,"vec3","AnisotropyT"),Tn=Ti(rn,"vec3","AnisotropyB"),_n=Ti(rn,"color","SpecularColor"),vn=Ti(rn,"float","SpecularF90"),Nn=Ti(rn,"float","Shininess"),Sn=Ti(rn,"vec4","Output"),An=Ti(rn,"float","dashSize"),Rn=Ti(rn,"float","gapSize"),Cn=Ti(rn,"float","pointWidth"),En=Ti(rn,"float","IOR"),wn=Ti(rn,"float","Transmission"),Mn=Ti(rn,"float","Thickness"),Bn=Ti(rn,"float","AttenuationDistance"),Un=Ti(rn,"color","AttenuationColor"),Fn=Ti(rn,"float","Dispersion");class Pn extends Fs{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t}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 Es.join("").slice(0,r)!==t.components}return!1}generate(e,t){const{targetNode:r,sourceNode:s}=this,i=this.needsSplitAssign(e),n=r.getNodeType(e),o=r.context({assign:!0}).build(e),a=s.build(e,n),u=s.getNodeType(e),l=e.getDataFromNode(this);let d;if(!0===l.initialized)"void"!==t&&(d=o);else if(i){const s=e.getVarFromNode(this,null,n),i=e.getPropertyName(s);e.addLineFlowCode(`${i} = ${a}`,this);const u=r.node.context({assign:!0}).build(e);for(let t=0;t<r.components.length;t++){const s=r.components[t];e.addLineFlowCode(`${u}.${s} = ${i}[ ${t} ]`,this)}"void"!==t&&(d=o)}else d=`${o} = ${a}`,"void"!==t&&"void"!==u||(e.addLineFlowCode(d,this),"void"!==t&&(d=o));return l.initialized=!0,e.format(d,n,t)}}const In=xi(Pn);$s("assign",In);class Ln extends Fs{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))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];if(void 0===r)throw new Error(`FunctionCallNode: Input '${e.name}' not found in FunctionNode.`);t.push(n(r,e))}return`${r.build(e,"property")}( ${t.join(", ")} )`}}const Dn=(e,...t)=>(t=t.length>1||t[0]&&!0===t[0].isNode?bi(t):yi(t[0]),fi(new Ln(fi(e),t)));$s("call",Dn);class Vn extends Fs{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Vn(e,t,r);for(let t=0;t<s.length-1;t++)i=new Vn(e,i,s[t]);t=i,r=s[s.length-1]}this.op=e,this.aNode=t,this.bNode=r}getNodeType(e,t){const r=this.op,s=this.aNode,i=this.bNode,n=s.getNodeType(e),o=void 0!==i?i.getNodeType(e):null;if("void"===n||"void"===o)return"void";if("%"===r)return n;if("~"===r||"&"===r||"|"===r||"^"===r||">>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"=="===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("<"===r||">"===r||"<="===r||">="===r){const r=t?e.getTypeLength(t):Math.max(e.getTypeLength(n),e.getTypeLength(o));return r>1?`bvec${r}`:"bool"}return"float"===n&&e.isMatrix(o)?o:e.isMatrix(n)&&e.isVector(o)?e.getVectorFromMatrix(n):e.isVector(n)&&e.isMatrix(o)?e.getVectorFromMatrix(o):e.getTypeLength(o)>e.getTypeLength(n)?o:n}generate(e,t){const r=this.op,s=this.aNode,i=this.bNode,n=this.getNodeType(e,t);let o=null,a=null;"void"!==n?(o=s.getNodeType(e),a=void 0!==i?i.getNodeType(e):null,"<"===r||">"===r||"<="===r||">="===r||"=="===r?e.isVector(o)?a=o:o!==a&&(o=a="float"):">>"===r||"<<"===r?(o=n,a=e.changeComponentType(a,"uint")):e.isMatrix(o)&&e.isVector(a)?a=e.getVectorFromMatrix(o):o=e.isVector(o)&&e.isMatrix(a)?e.getVectorFromMatrix(a):a=n):o=a=n;const u=s.build(e,o),l=void 0!==i?i.build(e,a):null,d=e.getTypeLength(t),c=e.getFunctionOperator(r);return"void"!==t?"<"===r&&d>1?e.useComparisonMethod?e.format(`${e.getMethod("lessThan",t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} < ${l} )`,n,t):"<="===r&&d>1?e.useComparisonMethod?e.format(`${e.getMethod("lessThanEqual",t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} <= ${l} )`,n,t):">"===r&&d>1?e.useComparisonMethod?e.format(`${e.getMethod("greaterThan",t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} > ${l} )`,n,t):">="===r&&d>1?e.useComparisonMethod?e.format(`${e.getMethod("greaterThanEqual",t)}( ${u}, ${l} )`,n,t):e.format(`( ${u} >= ${l} )`,n,t):"!"===r||"~"===r?e.format(`(${r}${u})`,o,t):c?e.format(`${c}( ${u}, ${l} )`,n,t):e.format(`( ${u} ${r} ${l} )`,n,t):"void"!==o?c?e.format(`${c}( ${u}, ${l} )`,n,t):e.format(`${u} ${r} ${l}`,n,t):void 0}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const On=xi(Vn,"+"),Gn=xi(Vn,"-"),kn=xi(Vn,"*"),zn=xi(Vn,"/"),$n=xi(Vn,"%"),Wn=xi(Vn,"=="),Hn=xi(Vn,"!="),jn=xi(Vn,"<"),qn=xi(Vn,">"),Kn=xi(Vn,"<="),Xn=xi(Vn,">="),Yn=xi(Vn,"&&"),Qn=xi(Vn,"||"),Zn=xi(Vn,"!"),Jn=xi(Vn,"^^"),eo=xi(Vn,"&"),to=xi(Vn,"~"),ro=xi(Vn,"|"),so=xi(Vn,"^"),io=xi(Vn,"<<"),no=xi(Vn,">>");$s("add",On),$s("sub",Gn),$s("mul",kn),$s("div",zn),$s("modInt",$n),$s("equal",Wn),$s("notEqual",Hn),$s("lessThan",jn),$s("greaterThan",qn),$s("lessThanEqual",Kn),$s("greaterThanEqual",Xn),$s("and",Yn),$s("or",Qn),$s("not",Zn),$s("xor",Jn),$s("bitAnd",eo),$s("bitNot",to),$s("bitOr",ro),$s("bitXor",so),$s("shiftLeft",io),$s("shiftRight",no);const oo=(...e)=>(console.warn("TSL.OperatorNode: .remainder() has been renamed to .modInt()."),$n(...e));$s("remainder",oo);class ao extends Fs{static get type(){return"MathNode"}constructor(e,t,r=null,s=null){super(),this.method=e,this.aNode=t,this.bNode=r,this.cNode=s}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),o=e.isMatrix(s)?0:e.getTypeLength(s);return i>n&&i>o?t:n>o?r:o>i?s:t}getNodeType(e){const t=this.method;return t===ao.LENGTH||t===ao.DISTANCE||t===ao.DOT?"float":t===ao.CROSS?"vec3":t===ao.ALL?"bool":t===ao.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):t===ao.MOD?this.aNode.getNodeType(e):this.getInputType(e)}generate(e,t){const r=this.method,s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,o=this.bNode,a=this.cNode,u=!0===e.renderer.isWebGLRenderer;if(r===ao.TRANSFORM_DIRECTION){let r=n,s=o;e.isMatrix(r.getNodeType(e))?s=Oi(Ii(s),0):r=Oi(Ii(r),0);const i=kn(r,s).xyz;return Ro(i).build(e,t)}if(r===ao.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);if(r===ao.ONE_MINUS)return Gn(1,n).build(e,t);if(r===ao.RECIPROCAL)return zn(1,n).build(e,t);if(r===ao.DIFFERENCE)return Po(Gn(n,o)).build(e,t);{const l=[];return r===ao.CROSS||r===ao.MOD?l.push(n.build(e,s),o.build(e,s)):u&&r===ao.STEP?l.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),o.build(e,i)):u&&(r===ao.MIN||r===ao.MAX)||r===ao.MOD?l.push(n.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):r===ao.REFRACT?l.push(n.build(e,i),o.build(e,i),a.build(e,"float")):r===ao.MIX?l.push(n.build(e,i),o.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)):(l.push(n.build(e,i)),null!==o&&l.push(o.build(e,i)),null!==a&&l.push(a.build(e,i))),e.format(`${e.getMethod(r,s)}( ${l.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}ao.ALL="all",ao.ANY="any",ao.EQUALS="equals",ao.RADIANS="radians",ao.DEGREES="degrees",ao.EXP="exp",ao.EXP2="exp2",ao.LOG="log",ao.LOG2="log2",ao.SQRT="sqrt",ao.INVERSE_SQRT="inversesqrt",ao.FLOOR="floor",ao.CEIL="ceil",ao.NORMALIZE="normalize",ao.FRACT="fract",ao.SIN="sin",ao.COS="cos",ao.TAN="tan",ao.ASIN="asin",ao.ACOS="acos",ao.ATAN="atan",ao.ABS="abs",ao.SIGN="sign",ao.LENGTH="length",ao.NEGATE="negate",ao.ONE_MINUS="oneMinus",ao.DFDX="dFdx",ao.DFDY="dFdy",ao.ROUND="round",ao.RECIPROCAL="reciprocal",ao.TRUNC="trunc",ao.FWIDTH="fwidth",ao.BITCAST="bitcast",ao.TRANSPOSE="transpose",ao.ATAN2="atan2",ao.MIN="min",ao.MAX="max",ao.MOD="mod",ao.STEP="step",ao.REFLECT="reflect",ao.DISTANCE="distance",ao.DIFFERENCE="difference",ao.DOT="dot",ao.CROSS="cross",ao.POW="pow",ao.TRANSFORM_DIRECTION="transformDirection",ao.MIX="mix",ao.CLAMP="clamp",ao.REFRACT="refract",ao.SMOOTHSTEP="smoothstep",ao.FACEFORWARD="faceforward";const uo=Ci(1e-6),lo=Ci(1e6),co=Ci(Math.PI),ho=Ci(2*Math.PI),po=xi(ao,ao.ALL),go=xi(ao,ao.ANY),mo=xi(ao,ao.EQUALS),fo=xi(ao,ao.RADIANS),yo=xi(ao,ao.DEGREES),bo=xi(ao,ao.EXP),xo=xi(ao,ao.EXP2),To=xi(ao,ao.LOG),_o=xi(ao,ao.LOG2),vo=xi(ao,ao.SQRT),No=xi(ao,ao.INVERSE_SQRT),So=xi(ao,ao.FLOOR),Ao=xi(ao,ao.CEIL),Ro=xi(ao,ao.NORMALIZE),Co=xi(ao,ao.FRACT),Eo=xi(ao,ao.SIN),wo=xi(ao,ao.COS),Mo=xi(ao,ao.TAN),Bo=xi(ao,ao.ASIN),Uo=xi(ao,ao.ACOS),Fo=xi(ao,ao.ATAN),Po=xi(ao,ao.ABS),Io=xi(ao,ao.SIGN),Lo=xi(ao,ao.LENGTH),Do=xi(ao,ao.NEGATE),Vo=xi(ao,ao.ONE_MINUS),Oo=xi(ao,ao.DFDX),Go=xi(ao,ao.DFDY),ko=xi(ao,ao.ROUND),zo=xi(ao,ao.RECIPROCAL),$o=xi(ao,ao.TRUNC),Wo=xi(ao,ao.FWIDTH),Ho=xi(ao,ao.BITCAST),jo=xi(ao,ao.TRANSPOSE),qo=xi(ao,ao.ATAN2),Ko=xi(ao,ao.MIN),Xo=xi(ao,ao.MAX),Yo=xi(ao,ao.MOD),Qo=xi(ao,ao.STEP),Zo=xi(ao,ao.REFLECT),Jo=xi(ao,ao.DISTANCE),ea=xi(ao,ao.DIFFERENCE),ta=xi(ao,ao.DOT),ra=xi(ao,ao.CROSS),sa=xi(ao,ao.POW),ia=xi(ao,ao.POW,2),na=xi(ao,ao.POW,3),oa=xi(ao,ao.POW,4),aa=xi(ao,ao.TRANSFORM_DIRECTION),ua=e=>kn(Io(e),sa(Po(e),1/3)),la=e=>ta(e,e),da=xi(ao,ao.MIX),ca=(e,t=0,r=1)=>fi(new ao(ao.CLAMP,fi(e),fi(t),fi(r))),ha=e=>ca(e),pa=xi(ao,ao.REFRACT),ga=xi(ao,ao.SMOOTHSTEP),ma=xi(ao,ao.FACEFORWARD),fa=_i((([e])=>{const t=ta(e.xy,Bi(12.9898,78.233)),r=Yo(t,co);return Co(Eo(r).mul(43758.5453))})),ya=(e,t,r)=>da(t,r,e),ba=(e,t,r)=>ga(t,r,e);$s("all",po),$s("any",go),$s("equals",mo),$s("radians",fo),$s("degrees",yo),$s("exp",bo),$s("exp2",xo),$s("log",To),$s("log2",_o),$s("sqrt",vo),$s("inverseSqrt",No),$s("floor",So),$s("ceil",Ao),$s("normalize",Ro),$s("fract",Co),$s("sin",Eo),$s("cos",wo),$s("tan",Mo),$s("asin",Bo),$s("acos",Uo),$s("atan",Fo),$s("abs",Po),$s("sign",Io),$s("length",Lo),$s("lengthSq",la),$s("negate",Do),$s("oneMinus",Vo),$s("dFdx",Oo),$s("dFdy",Go),$s("round",ko),$s("reciprocal",zo),$s("trunc",$o),$s("fwidth",Wo),$s("atan2",qo),$s("min",Ko),$s("max",Xo),$s("mod",Yo),$s("step",Qo),$s("reflect",Zo),$s("distance",Jo),$s("dot",ta),$s("cross",ra),$s("pow",sa),$s("pow2",ia),$s("pow3",na),$s("pow4",oa),$s("transformDirection",aa),$s("mix",ya),$s("clamp",ca),$s("refract",pa),$s("smoothstep",ba),$s("faceForward",ma),$s("difference",ea),$s("saturate",ha),$s("cbrt",ua),$s("transpose",jo),$s("rand",fa);class xa extends Ms{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const t=this.ifNode.getNodeType(e);if(null!==this.elseNode){const r=this.elseNode.getNodeType(e);if(e.getTypeLength(r)>e.getTypeLength(t))return r}return t}setup(e){const t=this.condNode.cache(),r=this.ifNode.cache(),s=this.elseNode?this.elseNode.cache():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.getNodeProperties(this);n.condNode=t,n.ifNode=r.context({nodeBlock:r}),n.elseNode=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:o}=e.getNodeProperties(this),a="void"!==t,u=a?sn(r).build(e):"";s.nodeProperty=u;const l=i.build(e,"bool");e.addFlowCode(`\n${e.tab}if ( ${l} ) {\n\n`).addFlowTab();let d=n.build(e,r);if(d&&(d=a?u+" = "+d+";":"return "+d+";"),e.removeFlowTab().addFlowCode(e.tab+"\t"+d+"\n\n"+e.tab+"}"),null!==o){e.addFlowCode(" else {\n\n").addFlowTab();let t=o.build(e,r);t&&(t=a?u+" = "+t+";":"return "+t+";"),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(u,r,t)}}const Ta=xi(xa);$s("select",Ta);const _a=(...e)=>(console.warn("TSL.ConditionalNode: cond() has been renamed to select()."),Ta(...e));$s("cond",_a);class va extends Ms{static get type(){return"ContextNode"}constructor(e,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}analyze(e){this.node.build(e)}setup(e){const t=e.getContext();e.setContext({...e.context,...this.value});const r=this.node.build(e);return e.setContext(t),r}generate(e,t){const r=e.getContext();e.setContext({...e.context,...this.value});const s=this.node.build(e,t);return e.setContext(r),s}}const Na=xi(va),Sa=(e,t)=>Na(e,{label:t});$s("context",Na),$s("label",Sa);class Aa extends Ms{static get type(){return"VarNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}generate(e){const{node:t,name:r}=this,s=e.getVarFromNode(this,r,e.getVectorType(this.getNodeType(e))),i=e.getPropertyName(s),n=t.build(e,s.type);return e.addLineFlowCode(`${i} = ${n}`,this),i}}const Ra=xi(Aa);$s("toVar",((...e)=>Ra(...e).append()));const Ca=e=>(console.warn('TSL: "temp" is deprecated. Use ".toVar()" instead.'),Ra(e));$s("temp",Ca);class Ea extends Ms{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=e,this.name=t,this.isVaryingNode=!0}isGlobal(){return!0}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let r=t.varying;if(void 0===r){const s=this.name,i=this.getNodeType(e);t.varying=r=e.getVaryingFromNode(this,s,i),t.node=this.node}return r.needsInterpolation||(r.needsInterpolation="fragment"===e.shaderStage),r}setup(e){this.setupVarying(e)}analyze(e){return this.setupVarying(e),this.node.analyze(e)}generate(e){const t=e.getNodeProperties(this),r=this.setupVarying(e);if(void 0===t.propertyName){const s=this.getNodeType(e),i=e.getPropertyName(r,_s.VERTEX);e.flowNodeFromShaderStage(_s.VERTEX,this.node,s,i),t.propertyName=i}return e.getPropertyName(r)}}const wa=xi(Ea);$s("varying",wa);const Ma=_i((([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return da(t,r,s)})).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ba=_i((([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return da(t,r,s)})).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Ua="WorkingColorSpace",Fa="OutputColorSpace";class Pa extends Fs{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===Ua?u.workingColorSpace:t===Fa?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 n=t;return!1!==u.enabled&&r!==s&&r&&s?(u.getTransfer(r)===l&&(n=Oi(Ma(n.rgb),n.a)),u.getPrimaries(r)!==u.getPrimaries(s)&&(n=Oi(Wi(u._getMatrix(new i,r,s)).mul(n.rgb),n.a)),u.getTransfer(s)===l&&(n=Oi(Ba(n.rgb),n.a)),n):n}}const Ia=e=>fi(new Pa(fi(e),Ua,Fa)),La=e=>fi(new Pa(fi(e),Fa,Ua)),Da=(e,t)=>fi(new Pa(fi(e),Ua,t)),Va=(e,t)=>fi(new Pa(fi(e),t,Ua));$s("toOutputColorSpace",Ia),$s("toWorkingColorSpace",La),$s("workingToColorSpace",Da),$s("colorSpaceToWorking",Va);let Oa=class extends Bs{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 Ga extends Ms{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=vs.OBJECT}setGroup(e){return this.group=e,this}element(e){return fi(new Oa(this,fi(e)))}setNodeType(e){const t=tn(null,e).getSelf();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;e<t.length;e++)r=r[t[e]];return r}updateReference(e){return this.reference=null!==this.object?this.object:e.object,this.reference}setup(){return this.updateValue(),this.node}update(){this.updateValue()}updateValue(){null===this.node&&this.setNodeType(this.uniformType);const e=this.getValueFromReference();Array.isArray(e)?this.node.array=e:this.node.value=e}}class ka extends Ga{static get type(){return"RendererReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.renderer=r,this.setGroup(Zi)}updateReference(e){return this.reference=null!==this.renderer?this.renderer:e.renderer,this.reference}}const za=(e,t,r)=>fi(new ka(e,t,r));class $a extends Fs{static get type(){return"ToneMappingNode"}constructor(e,t=Ha,r=null){super("vec3"),this.toneMapping=e,this.exposureNode=t,this.colorNode=r}getCacheKey(){return ds(super.getCacheKey(),this.toneMapping)}setup(e){const t=this.colorNode||e.context.color,r=this.toneMapping;if(r===d)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=Oi(i(t.rgb,this.exposureNode),t.a):(console.error("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const Wa=(e,t,r)=>fi(new $a(e,fi(t),fi(r))),Ha=za("toneMappingExposure","float");$s("toneMapping",((e,t,r)=>Wa(t,r,e)));class ja extends Os{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=c,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&(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 v