/** * @license * Copyright 2010-2025 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,WebGLCoordinateSystem as u,WebGPUCoordinateSystem as l,ColorManagement as d,SRGBTransfer as c,NoToneMapping as h,StaticDrawUsage as p,InterleavedBuffer as g,DynamicDrawUsage as m,InterleavedBufferAttribute as f,NoColorSpace as y,UnsignedIntType as x,IntType as b,BackSide as T,CubeReflectionMapping as _,CubeRefractionMapping 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 F,NormalBlending as U,LineBasicMaterial as P,LineDashedMaterial as I,NoBlending as L,MeshNormalMaterial as D,WebGLCubeRenderTarget as V,BoxGeometry as O,Mesh as G,Scene as k,LinearFilter as z,CubeCamera as $,CubeTexture as W,EquirectangularReflectionMapping as H,EquirectangularRefractionMapping as j,AddOperation as q,MixOperation as X,MultiplyOperation as K,MeshBasicMaterial as Y,MeshLambertMaterial as Q,MeshPhongMaterial as Z,Texture as J,MeshStandardMaterial as ee,MeshPhysicalMaterial as te,MeshToonMaterial as re,MeshMatcapMaterial as se,SpriteMaterial as ie,PointsMaterial as ne,ShadowMaterial as oe,Uint32BufferAttribute as ae,Uint16BufferAttribute as ue,DoubleSide as le,Camera as de,DepthStencilFormat as ce,DepthFormat as he,UnsignedInt248Type as pe,UnsignedByteType as ge,RenderTarget as me,Plane as fe,Object3D as ye,HalfFloatType as xe,LinearMipMapLinearFilter as be,OrthographicCamera as Te,BufferGeometry as _e,Float32BufferAttribute as ve,BufferAttribute as Ne,UVMapping as Se,Euler as Ae,LinearSRGBColorSpace as Re,LessCompare as Ce,VSMShadowMap as Ee,RGFormat as we,BasicShadowMap as Me,SphereGeometry as Be,CubeUVReflectionMapping as Fe,PerspectiveCamera as Ue,RGBAFormat as Pe,LinearMipmapNearestFilter as Ie,NearestMipmapLinearFilter as Le,Float16BufferAttribute as De,REVISION as Ve,ArrayCamera as Oe,WebXRController as Ge,RAD2DEG as ke,SRGBColorSpace as ze,PCFShadowMap as $e,FrontSide as We,Frustum as He,DataTexture as je,RedIntegerFormat as qe,RedFormat as Xe,RGIntegerFormat as Ke,RGBIntegerFormat as Ye,RGBFormat as Qe,RGBAIntegerFormat as Ze,UnsignedShortType as Je,ByteType as et,ShortType as tt,createCanvasElement as rt,AddEquation as st,SubtractEquation as it,ReverseSubtractEquation as nt,ZeroFactor as ot,OneFactor as at,SrcColorFactor as ut,SrcAlphaFactor as lt,SrcAlphaSaturateFactor as dt,DstColorFactor as ct,DstAlphaFactor as ht,OneMinusSrcColorFactor as pt,OneMinusSrcAlphaFactor as gt,OneMinusDstColorFactor as mt,OneMinusDstAlphaFactor as ft,CullFaceNone as yt,CullFaceBack as xt,CullFaceFront as bt,CustomBlending as Tt,MultiplyBlending as _t,SubtractiveBlending as vt,AdditiveBlending as Nt,NotEqualDepth as St,GreaterDepth as At,GreaterEqualDepth as Rt,EqualDepth as Ct,LessEqualDepth as Et,LessDepth as wt,AlwaysDepth as Mt,NeverDepth as Bt,UnsignedShort4444Type as Ft,UnsignedShort5551Type as Ut,UnsignedInt5999Type as Pt,AlphaFormat as It,LuminanceFormat as Lt,LuminanceAlphaFormat as Dt,RGB_S3TC_DXT1_Format as Vt,RGBA_S3TC_DXT1_Format as Ot,RGBA_S3TC_DXT3_Format as Gt,RGBA_S3TC_DXT5_Format as kt,RGB_PVRTC_4BPPV1_Format as zt,RGB_PVRTC_2BPPV1_Format as $t,RGBA_PVRTC_4BPPV1_Format as Wt,RGBA_PVRTC_2BPPV1_Format as Ht,RGB_ETC1_Format as jt,RGB_ETC2_Format as qt,RGBA_ETC2_EAC_Format as Xt,RGBA_ASTC_4x4_Format as Kt,RGBA_ASTC_5x4_Format as Yt,RGBA_ASTC_5x5_Format as Qt,RGBA_ASTC_6x5_Format as Zt,RGBA_ASTC_6x6_Format as Jt,RGBA_ASTC_8x5_Format as er,RGBA_ASTC_8x6_Format as tr,RGBA_ASTC_8x8_Format as rr,RGBA_ASTC_10x5_Format as sr,RGBA_ASTC_10x6_Format as ir,RGBA_ASTC_10x8_Format as nr,RGBA_ASTC_10x10_Format as or,RGBA_ASTC_12x10_Format as ar,RGBA_ASTC_12x12_Format as ur,RGBA_BPTC_Format as lr,RED_RGTC1_Format as dr,SIGNED_RED_RGTC1_Format as cr,RED_GREEN_RGTC2_Format as hr,SIGNED_RED_GREEN_RGTC2_Format as pr,RepeatWrapping as gr,ClampToEdgeWrapping as mr,MirroredRepeatWrapping as fr,NearestFilter as yr,NearestMipmapNearestFilter as xr,NeverCompare as br,AlwaysCompare as Tr,LessEqualCompare as _r,EqualCompare as vr,GreaterEqualCompare as Nr,GreaterCompare as Sr,NotEqualCompare as Ar,warnOnce as Rr,NotEqualStencilFunc as Cr,GreaterStencilFunc as Er,GreaterEqualStencilFunc as wr,EqualStencilFunc as Mr,LessEqualStencilFunc as Br,LessStencilFunc as Fr,AlwaysStencilFunc as Ur,NeverStencilFunc as Pr,DecrementWrapStencilOp as Ir,IncrementWrapStencilOp as Lr,DecrementStencilOp as Dr,IncrementStencilOp as Vr,InvertStencilOp as Or,ReplaceStencilOp as Gr,ZeroStencilOp as kr,KeepStencilOp as zr,MaxEquation as $r,MinEquation as Wr,SpotLight as Hr,PointLight as jr,DirectionalLight as qr,RectAreaLight as Xr,AmbientLight as Kr,HemisphereLight as Yr,LightProbe as Qr,LinearToneMapping as Zr,ReinhardToneMapping as Jr,CineonToneMapping as es,ACESFilmicToneMapping as ts,AgXToneMapping as rs,NeutralToneMapping as ss,Group as is,Loader as ns,FileLoader as os,MaterialLoader as as,ObjectLoader as us}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,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,RenderTarget3D,RenderTargetArray,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,VideoFrameTexture,VideoTexture,WebGL3DRenderTarget,WebGLArrayRenderTarget,WebGLRenderTarget,WireframeGeometry,WrapAroundEnding,ZeroCurvatureEnding,ZeroSlopeEnding}from"./three.core.min.js";const ls=["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 ds{constructor(e){this.renderObjects=new WeakMap,this.hasNode=this.containsNode(e),this.hasAnimation=!0===e.object.isSkinnedMesh,this.refreshUniforms=ls,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>>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 hs=e=>cs(e),ps=e=>cs(e),gs=(...e)=>cs(e);function ms(e,t=!1){const r=[];!0===e.isNode&&(r.push(e.id),e=e.getSelf());for(const{property:s,childNode:i}of fs(e))r.push(cs(s.slice(0,-4)),i.getCacheKey(t));return cs(r)}function*fs(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;ee.charCodeAt(0))).buffer}var Cs=Object.freeze({__proto__:null,arrayBufferToBase64:As,base64ToArrayBuffer:Rs,getCacheKey:ms,getDataFromObject:Ss,getLengthFromType:_s,getNodeChildren:fs,getTypeFromLength:bs,getTypedArrayFromType:Ts,getValueFromType:Ns,getValueType:vs,hash:gs,hashArray:ps,hashString:hs});const Es={VERTEX:"vertex",FRAGMENT:"fragment"},ws={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Ms={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Bs={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},Fs=["fragment","vertex"],Us=["setup","analyze","generate"],Ps=[...Fs,"compute"],Is=["x","y","z","w"];let Ls=0;class Ds extends o{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=ws.NONE,this.updateBeforeType=ws.NONE,this.updateAfterType=ws.NONE,this.uuid=a.generateUUID(),this.version=0,this.global=!1,this.isNode=!0,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:Ls++})}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,ws.FRAME)}onRenderUpdate(e){return this.onUpdate(e,ws.RENDER)}onObjectUpdate(e){return this.onUpdate(e,ws.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 fs(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=gs(ms(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)}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){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){t.initialized=!0;const r=this.setup(e),s=r&&!0===r.isNode;for(const r of Object.values(t))r&&!0===r.isNode&&r.build(e);s&&r.build(e),t.outputNode=r}}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 fs(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 Vs extends Ds{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)}[ ${this.indexNode.build(e,"uint")} ]`}}class Os extends Ds{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let r=null;for(const s of this.convertTo.split("|"))null!==r&&e.getTypeLength(t)!==e.getTypeLength(s)||(r=s);return r}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const r=this.node,s=this.getNodeType(e),i=r.build(e,s);return e.format(i,s,t)}}class Gs extends Ds{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const r=e.getVectorType(this.getNodeType(e,t)),s=e.getDataFromNode(this);if(void 0!==s.propertyName)return e.format(s.propertyName,r,t);if("void"!==r&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,r),n=e.getVarFromNode(this,null,r),o=e.getPropertyName(n);return e.addLineFlowCode(`${o} = ${i}`,this),s.snippet=i,s.propertyName=o,e.format(s.propertyName,r,t)}}return super.build(e,t)}}class ks extends Gs{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce(((t,r)=>t+e.getTypeLength(r.getNodeType(e))),0))}generate(e,t){const r=this.getNodeType(e),s=this.nodes,i=e.getComponentType(r),n=[];for(const t of s){let r=t.build(e);const s=e.getComponentType(t.getNodeType(e));s!==i&&(r=e.format(r,s,i)),n.push(r)}const o=`${e.getType(r)}( ${n.join(", ")} )`;return e.format(o,r,t)}}const zs=Is.join("");class $s extends Ds{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(Is.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}generate(e,t){const r=this.node,s=e.getTypeLength(r.getNodeType(e));let i=null;if(s>1){let n=null;this.getVectorLength()>=s&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const o=r.build(e,n);i=this.components.length===s&&this.components===zs.slice(0,this.components.length)?e.format(o,n,t):e.format(`${o}.${this.components}`,this.getNodeType(e),t)}else i=r.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class Ws extends Gs{static get type(){return"SetNode"}constructor(e,t,r){super(),this.sourceNode=e,this.components=t,this.targetNode=r}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:r,targetNode:s}=this,i=this.getNodeType(e),n=e.getComponentType(s.getNodeType(e)),o=e.getTypeFromLength(r.length,n),a=s.build(e,o),u=t.build(e,i),l=e.getTypeLength(i),d=[];for(let e=0;ee.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"),Zs=e=>Qs(e).split("").sort().join(""),Js={setup(e,t){const r=t.shift();return e(Si(r),...t)},get(e,t,r){if("string"==typeof t&&void 0===e[t]){if(!0!==e.isStackNode&&"assign"===t)return(...e)=>(Xs.assign(r,...e),r);if(Ks.has(t)){const s=Ks.get(t);return e.isStackNode?(...e)=>r.add(s(...e)):(...e)=>s(r,...e)}if("self"===t)return e;if(t.endsWith("Assign")&&Ks.has(t.slice(0,t.length-6))){const s=Ks.get(t.slice(0,t.length-6));return e.isStackNode?(...e)=>r.assign(e[0],s(...e)):(...e)=>r.assign(s(r,...e))}if(!0===/^[xyzwrgbastpq]{1,4}$/.test(t))return t=Qs(t),Ni(new $s(r,t));if(!0===/^set[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Zs(t.slice(3).toLowerCase()),r=>Ni(new Ws(e,t,r));if(!0===/^flip[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Zs(t.slice(4).toLowerCase()),()=>Ni(new Hs(Ni(e),t));if("width"===t||"height"===t||"depth"===t)return"width"===t?t="x":"height"===t?t="y":"depth"===t&&(t="z"),Ni(new $s(e,t));if(!0===/^\d+$/.test(t))return Ni(new Vs(r,new qs(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)},ei=new WeakMap,ti=new WeakMap,ri=function(e,t=null){for(const r in e)e[r]=Ni(e[r],t);return e},si=function(e,t=null){const r=e.length;for(let s=0;sNi(null!==s?Object.assign(e,s):e);return null===t?(...t)=>i(new e(...Ai(t))):null!==r?(r=Ni(r),(...s)=>i(new e(t,...Ai(s),r))):(...r)=>i(new e(t,...Ai(r)))},ni=function(e,...t){return Ni(new e(...Ai(t)))};class oi extends Ds{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=ti.get(e.constructor);void 0===s&&(s=new WeakMap,ti.set(e.constructor,s));let n=s.get(t);void 0===n&&(n=Ni(e.buildFunctionNode(t)),s.set(t,n)),null!==e.currentFunctionNode&&e.currentFunctionNode.includes.push(n),i=Ni(n.call(r))}else{const s=t.jsFunc,n=null!==r||s.length>1?s(r||[],e):s(e);i=Ni(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 ai extends Ds{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 Si(e),Ni(new oi(this,e))}setup(){return this.call()}}const ui=[!1,!0],li=[0,1,2,3],di=[-1,-2],ci=[.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],hi=new Map;for(const e of ui)hi.set(e,new qs(e));const pi=new Map;for(const e of li)pi.set(e,new qs(e,"uint"));const gi=new Map([...pi].map((e=>new qs(e.value,"int"))));for(const e of di)gi.set(e,new qs(e,"int"));const mi=new Map([...gi].map((e=>new qs(e.value))));for(const e of ci)mi.set(e,new qs(e));for(const e of ci)mi.set(-e,new qs(-e));const fi={bool:hi,uint:pi,ints:gi,float:mi},yi=new Map([...hi,...mi]),xi=(e,t)=>yi.has(e)?yi.get(e):!0===e.isNode?e:new qs(e,t),bi=function(e,t=null){return(...r)=>{if((0===r.length||!["bool","float","int","uint"].includes(e)&&r.every((e=>"object"!=typeof e)))&&(r=[Ns(e,...r)]),1===r.length&&null!==t&&t.has(r[0]))return Ni(t.get(r[0]));if(1===r.length){const t=xi(r[0],e);return(e=>{try{return e.getNodeType()}catch(e){return}})(t)===e?Ni(t):Ni(new Os(t,e))}const s=r.map((e=>xi(e)));return Ni(new ks(s,e))}},Ti=e=>"object"==typeof e&&null!==e?e.value:e,_i=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function vi(e,t){return new Proxy(new ai(e,t),Js)}const Ni=(e,t=null)=>function(e,t=null){const r=vs(e);if("node"===r){let t=ei.get(e);return void 0===t&&(t=new Proxy(e,Js),ei.set(e,t),ei.set(t,t)),t}return null===t&&("float"===r||"boolean"===r)||r&&"shader"!==r&&"string"!==r?Ni(xi(e,t)):"shader"===r?Ei(e):e}(e,t),Si=(e,t=null)=>new ri(e,t),Ai=(e,t=null)=>new si(e,t),Ri=(...e)=>new ii(...e),Ci=(...e)=>new ni(...e),Ei=(e,t)=>{const r=new vi(e,t),s=(...e)=>{let t;return Si(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};Ys("toGlobal",(e=>(e.global=!0,e)));const wi=e=>{Xs=e},Mi=()=>Xs,Bi=(...e)=>Xs.If(...e);function Fi(e){return Xs&&Xs.add(e),e}Ys("append",Fi);const Ui=new bi("color"),Pi=new bi("float",fi.float),Ii=new bi("int",fi.ints),Li=new bi("uint",fi.uint),Di=new bi("bool",fi.bool),Vi=new bi("vec2"),Oi=new bi("ivec2"),Gi=new bi("uvec2"),ki=new bi("bvec2"),zi=new bi("vec3"),$i=new bi("ivec3"),Wi=new bi("uvec3"),Hi=new bi("bvec3"),ji=new bi("vec4"),qi=new bi("ivec4"),Xi=new bi("uvec4"),Ki=new bi("bvec4"),Yi=new bi("mat2"),Qi=new bi("mat3"),Zi=new bi("mat4");Ys("toColor",Ui),Ys("toFloat",Pi),Ys("toInt",Ii),Ys("toUint",Li),Ys("toBool",Di),Ys("toVec2",Vi),Ys("toIVec2",Oi),Ys("toUVec2",Gi),Ys("toBVec2",ki),Ys("toVec3",zi),Ys("toIVec3",$i),Ys("toUVec3",Wi),Ys("toBVec3",Hi),Ys("toVec4",ji),Ys("toIVec4",qi),Ys("toUVec4",Xi),Ys("toBVec4",Ki),Ys("toMat2",Yi),Ys("toMat3",Qi),Ys("toMat4",Zi);const Ji=Ri(Vs),en=(e,t)=>Ni(new Os(Ni(e),t));Ys("element",Ji),Ys("convert",en);class tn extends Ds{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 rn=e=>new tn(e),sn=(e,t=0)=>new tn(e,!0,t),nn=sn("frame"),on=sn("render"),an=rn("object");class un extends js{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=an}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 ln=(e,t)=>{const r=_i(t||e),s=e&&!0===e.isNode?e.node&&e.node.value||e.value:e;return Ni(new un(s,r))};class dn extends Ds{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 cn=(e,t)=>Ni(new dn(e,t)),hn=(e,t)=>Ni(new dn(e,t,!0)),pn=Ci(dn,"vec4","DiffuseColor"),gn=Ci(dn,"vec3","EmissiveColor"),mn=Ci(dn,"float","Roughness"),fn=Ci(dn,"float","Metalness"),yn=Ci(dn,"float","Clearcoat"),xn=Ci(dn,"float","ClearcoatRoughness"),bn=Ci(dn,"vec3","Sheen"),Tn=Ci(dn,"float","SheenRoughness"),_n=Ci(dn,"float","Iridescence"),vn=Ci(dn,"float","IridescenceIOR"),Nn=Ci(dn,"float","IridescenceThickness"),Sn=Ci(dn,"float","AlphaT"),An=Ci(dn,"float","Anisotropy"),Rn=Ci(dn,"vec3","AnisotropyT"),Cn=Ci(dn,"vec3","AnisotropyB"),En=Ci(dn,"color","SpecularColor"),wn=Ci(dn,"float","SpecularF90"),Mn=Ci(dn,"float","Shininess"),Bn=Ci(dn,"vec4","Output"),Fn=Ci(dn,"float","dashSize"),Un=Ci(dn,"float","gapSize"),Pn=Ci(dn,"float","pointWidth"),In=Ci(dn,"float","IOR"),Ln=Ci(dn,"float","Transmission"),Dn=Ci(dn,"float","Thickness"),Vn=Ci(dn,"float","AttenuationDistance"),On=Ci(dn,"color","AttenuationColor"),Gn=Ci(dn,"float","Dispersion");class kn extends Gs{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 Is.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{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(t=t.length>1||t[0]&&!0===t[0].isNode?Ai(t):Si(t[0]),Ni(new $n(Ni(e),t)));Ys("call",Wn);class Hn extends Gs{static get type(){return"OperatorNode"}constructor(e,t,r,...s){if(super(),s.length>0){let i=new Hn(e,t,r);for(let t=0;t>"===r||"<<"===r)return e.getIntegerType(n);if("!"===r||"=="===r||"&&"===r||"||"===r||"^^"===r)return"bool";if("<"===r||">"===r||"<="===r||">="===r){const r=t?e.getTypeLength(t):Math.max(e.getTypeLength(n),e.getTypeLength(o));return r>1?`bvec${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 jn=Ri(Hn,"+"),qn=Ri(Hn,"-"),Xn=Ri(Hn,"*"),Kn=Ri(Hn,"/"),Yn=Ri(Hn,"%"),Qn=Ri(Hn,"=="),Zn=Ri(Hn,"!="),Jn=Ri(Hn,"<"),eo=Ri(Hn,">"),to=Ri(Hn,"<="),ro=Ri(Hn,">="),so=Ri(Hn,"&&"),io=Ri(Hn,"||"),no=Ri(Hn,"!"),oo=Ri(Hn,"^^"),ao=Ri(Hn,"&"),uo=Ri(Hn,"~"),lo=Ri(Hn,"|"),co=Ri(Hn,"^"),ho=Ri(Hn,"<<"),po=Ri(Hn,">>");Ys("add",jn),Ys("sub",qn),Ys("mul",Xn),Ys("div",Kn),Ys("modInt",Yn),Ys("equal",Qn),Ys("notEqual",Zn),Ys("lessThan",Jn),Ys("greaterThan",eo),Ys("lessThanEqual",to),Ys("greaterThanEqual",ro),Ys("and",so),Ys("or",io),Ys("not",no),Ys("xor",oo),Ys("bitAnd",ao),Ys("bitNot",uo),Ys("bitOr",lo),Ys("bitXor",co),Ys("shiftLeft",ho),Ys("shiftRight",po);const go=(...e)=>(console.warn("TSL.OperatorNode: .remainder() has been renamed to .modInt()."),Yn(...e));Ys("remainder",go);class mo extends Gs{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,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),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===mo.LENGTH||t===mo.DISTANCE||t===mo.DOT?"float":t===mo.CROSS?"vec3":t===mo.ALL?"bool":t===mo.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):t===mo.MOD?this.aNode.getNodeType(e):this.getInputType(e)}generate(e,t){let r=this.method;const s=this.getNodeType(e),i=this.getInputType(e),n=this.aNode,o=this.bNode,a=this.cNode,d=e.renderer.coordinateSystem;if(r===mo.TRANSFORM_DIRECTION){let r=n,s=o;e.isMatrix(r.getNodeType(e))?s=ji(zi(s),0):r=ji(zi(r),0);const i=Xn(r,s).xyz;return Fo(i).build(e,t)}if(r===mo.NEGATE)return e.format("( - "+n.build(e,i)+" )",s,t);if(r===mo.ONE_MINUS)return qn(1,n).build(e,t);if(r===mo.RECIPROCAL)return Kn(1,n).build(e,t);if(r===mo.DIFFERENCE)return Go(qn(n,o)).build(e,t);{const c=[];return r===mo.CROSS||r===mo.MOD?c.push(n.build(e,s),o.build(e,s)):d===u&&r===mo.STEP?c.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":i),o.build(e,i)):d===u&&(r===mo.MIN||r===mo.MAX)||r===mo.MOD?c.push(n.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):r===mo.REFRACT?c.push(n.build(e,i),o.build(e,i),a.build(e,"float")):r===mo.MIX?c.push(n.build(e,i),o.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)):(d===l&&r===mo.ATAN&&null!==o&&(r="atan2"),c.push(n.build(e,i)),null!==o&&c.push(o.build(e,i)),null!==a&&c.push(a.build(e,i))),e.format(`${e.getMethod(r,s)}( ${c.join(", ")} )`,s,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}mo.ALL="all",mo.ANY="any",mo.RADIANS="radians",mo.DEGREES="degrees",mo.EXP="exp",mo.EXP2="exp2",mo.LOG="log",mo.LOG2="log2",mo.SQRT="sqrt",mo.INVERSE_SQRT="inversesqrt",mo.FLOOR="floor",mo.CEIL="ceil",mo.NORMALIZE="normalize",mo.FRACT="fract",mo.SIN="sin",mo.COS="cos",mo.TAN="tan",mo.ASIN="asin",mo.ACOS="acos",mo.ATAN="atan",mo.ABS="abs",mo.SIGN="sign",mo.LENGTH="length",mo.NEGATE="negate",mo.ONE_MINUS="oneMinus",mo.DFDX="dFdx",mo.DFDY="dFdy",mo.ROUND="round",mo.RECIPROCAL="reciprocal",mo.TRUNC="trunc",mo.FWIDTH="fwidth",mo.TRANSPOSE="transpose",mo.BITCAST="bitcast",mo.EQUALS="equals",mo.MIN="min",mo.MAX="max",mo.MOD="mod",mo.STEP="step",mo.REFLECT="reflect",mo.DISTANCE="distance",mo.DIFFERENCE="difference",mo.DOT="dot",mo.CROSS="cross",mo.POW="pow",mo.TRANSFORM_DIRECTION="transformDirection",mo.MIX="mix",mo.CLAMP="clamp",mo.REFRACT="refract",mo.SMOOTHSTEP="smoothstep",mo.FACEFORWARD="faceforward";const fo=Pi(1e-6),yo=Pi(1e6),xo=Pi(Math.PI),bo=Pi(2*Math.PI),To=Ri(mo,mo.ALL),_o=Ri(mo,mo.ANY),vo=Ri(mo,mo.RADIANS),No=Ri(mo,mo.DEGREES),So=Ri(mo,mo.EXP),Ao=Ri(mo,mo.EXP2),Ro=Ri(mo,mo.LOG),Co=Ri(mo,mo.LOG2),Eo=Ri(mo,mo.SQRT),wo=Ri(mo,mo.INVERSE_SQRT),Mo=Ri(mo,mo.FLOOR),Bo=Ri(mo,mo.CEIL),Fo=Ri(mo,mo.NORMALIZE),Uo=Ri(mo,mo.FRACT),Po=Ri(mo,mo.SIN),Io=Ri(mo,mo.COS),Lo=Ri(mo,mo.TAN),Do=Ri(mo,mo.ASIN),Vo=Ri(mo,mo.ACOS),Oo=Ri(mo,mo.ATAN),Go=Ri(mo,mo.ABS),ko=Ri(mo,mo.SIGN),zo=Ri(mo,mo.LENGTH),$o=Ri(mo,mo.NEGATE),Wo=Ri(mo,mo.ONE_MINUS),Ho=Ri(mo,mo.DFDX),jo=Ri(mo,mo.DFDY),qo=Ri(mo,mo.ROUND),Xo=Ri(mo,mo.RECIPROCAL),Ko=Ri(mo,mo.TRUNC),Yo=Ri(mo,mo.FWIDTH),Qo=Ri(mo,mo.TRANSPOSE),Zo=Ri(mo,mo.BITCAST),Jo=Ri(mo,mo.EQUALS),ea=Ri(mo,mo.MIN),ta=Ri(mo,mo.MAX),ra=Ri(mo,mo.MOD),sa=Ri(mo,mo.STEP),ia=Ri(mo,mo.REFLECT),na=Ri(mo,mo.DISTANCE),oa=Ri(mo,mo.DIFFERENCE),aa=Ri(mo,mo.DOT),ua=Ri(mo,mo.CROSS),la=Ri(mo,mo.POW),da=Ri(mo,mo.POW,2),ca=Ri(mo,mo.POW,3),ha=Ri(mo,mo.POW,4),pa=Ri(mo,mo.TRANSFORM_DIRECTION),ga=e=>Xn(ko(e),la(Go(e),1/3)),ma=e=>aa(e,e),fa=Ri(mo,mo.MIX),ya=(e,t=0,r=1)=>Ni(new mo(mo.CLAMP,Ni(e),Ni(t),Ni(r))),xa=e=>ya(e),ba=Ri(mo,mo.REFRACT),Ta=Ri(mo,mo.SMOOTHSTEP),_a=Ri(mo,mo.FACEFORWARD),va=Ei((([e])=>{const t=aa(e.xy,Vi(12.9898,78.233)),r=ra(t,xo);return Uo(Po(r).mul(43758.5453))})),Na=(e,t,r)=>fa(t,r,e),Sa=(e,t,r)=>Ta(t,r,e),Aa=(e,t)=>(console.warn('THREE.TSL: "atan2" is overloaded. Use "atan" instead.'),Oo(e,t)),Ra=_a,Ca=wo;Ys("all",To),Ys("any",_o),Ys("equals",Jo),Ys("radians",vo),Ys("degrees",No),Ys("exp",So),Ys("exp2",Ao),Ys("log",Ro),Ys("log2",Co),Ys("sqrt",Eo),Ys("inverseSqrt",wo),Ys("floor",Mo),Ys("ceil",Bo),Ys("normalize",Fo),Ys("fract",Uo),Ys("sin",Po),Ys("cos",Io),Ys("tan",Lo),Ys("asin",Do),Ys("acos",Vo),Ys("atan",Oo),Ys("abs",Go),Ys("sign",ko),Ys("length",zo),Ys("lengthSq",ma),Ys("negate",$o),Ys("oneMinus",Wo),Ys("dFdx",Ho),Ys("dFdy",jo),Ys("round",qo),Ys("reciprocal",Xo),Ys("trunc",Ko),Ys("fwidth",Yo),Ys("atan2",Aa),Ys("min",ea),Ys("max",ta),Ys("mod",ra),Ys("step",sa),Ys("reflect",ia),Ys("distance",na),Ys("dot",aa),Ys("cross",ua),Ys("pow",la),Ys("pow2",da),Ys("pow3",ca),Ys("pow4",ha),Ys("transformDirection",pa),Ys("mix",Na),Ys("clamp",ya),Ys("refract",ba),Ys("smoothstep",Sa),Ys("faceForward",_a),Ys("difference",oa),Ys("saturate",xa),Ys("cbrt",ga),Ys("transpose",Qo),Ys("rand",va);class Ea extends Ds{static get type(){return"ConditionalNode"}constructor(e,t,r=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=r}getNodeType(e){const{ifNode:t,elseNode:r}=e.getNodeProperties(this);if(void 0===t)return this.setup(e),this.getNodeType(e);const s=t.getNodeType(e);if(null!==r){const t=r.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(s))return t}return s}setup(e){const t=this.condNode.cache(),r=this.ifNode.cache(),s=this.elseNode?this.elseNode.cache():null,i=e.context.nodeBlock;e.getDataFromNode(r).parentNodeBlock=i,null!==s&&(e.getDataFromNode(s).parentNodeBlock=i);const n=e.getNodeProperties(this);n.condNode=t,n.ifNode=r.context({nodeBlock:r}),n.elseNode=s?s.context({nodeBlock:s}):null}generate(e,t){const r=this.getNodeType(e),s=e.getDataFromNode(this);if(void 0!==s.nodeProperty)return s.nodeProperty;const{condNode:i,ifNode:n,elseNode:o}=e.getNodeProperties(this),a="void"!==t,u=a?cn(r).build(e):"";s.nodeProperty=u;const l=i.build(e,"bool");e.addFlowCode(`\n${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 wa=Ri(Ea);Ys("select",wa);const Ma=(...e)=>(console.warn("TSL.ConditionalNode: cond() has been renamed to select()."),wa(...e));Ys("cond",Ma);class Ba extends Ds{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 Fa=Ri(Ba),Ua=(e,t)=>Fa(e,{label:t});Ys("context",Fa),Ys("label",Ua);class Pa extends Ds{static get type(){return"VarNode"}constructor(e,t=null,r=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=r}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}generate(e){const{node:t,name:r,readOnly:s}=this,{renderer:i}=e,n=!0===i.backend.isWebGPUBackend;let o=!1,a=!1;s&&(o=e.isDeterministic(t),a=n?s:o);const u=e.getVectorType(this.getNodeType(e)),l=t.build(e,u),d=e.getVarFromNode(this,r,u,void 0,a),c=e.getPropertyName(d);let h=c;if(a){const t=e.getType(d.type);h=n?o?`const ${c}`:`let ${c}`:`const ${t} ${c}`}return e.addLineFlowCode(`${h} = ${l}`,this),c}}const Ia=Ri(Pa),La=(e,t=null)=>Ia(e,t).append(),Da=(e,t=null)=>Ia(e,t,!0).append();Ys("toVar",La),Ys("toConst",Da);const Va=e=>(console.warn('TSL: "temp( node )" is deprecated. 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i=this.getNodeType(e),n=e.getPropertyName(r,Es.VERTEX);e.flowNodeFromShaderStage(Es.VERTEX,this.node,i,n),t.propertyName=n,s?t.reassignPosition=!1:void 0===t.reassignPosition&&e.context.isPositionNodeInput&&(t.reassignPosition=!0)}return e.getPropertyName(r)}}const Ga=Ri(Oa),ka=e=>Ga(e);Ys("toVarying",Ga),Ys("toVertexStage",ka),Ys("varying",((...e)=>(console.warn("TSL.VaryingNode: .varying() has been renamed to .toVarying()."),Ga(...e)))),Ys("vertexStage",((...e)=>(console.warn("TSL.VaryingNode: .vertexStage() has been renamed to .toVertexStage()."),Ga(...e))));const za=Ei((([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),r=e.mul(.0773993808),s=e.lessThanEqual(.04045);return fa(t,r,s)})).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),$a=Ei((([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),r=e.mul(12.92),s=e.lessThanEqual(.0031308);return fa(t,r,s)})).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),Wa="WorkingColorSpace",Ha="OutputColorSpace";class ja extends Gs{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===Wa?d.workingColorSpace:t===Ha?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!==d.enabled&&r!==s&&r&&s?(d.getTransfer(r)===c&&(n=ji(za(n.rgb),n.a)),d.getPrimaries(r)!==d.getPrimaries(s)&&(n=ji(Qi(d._getMatrix(new i,r,s)).mul(n.rgb),n.a)),d.getTransfer(s)===c&&(n=ji($a(n.rgb),n.a)),n):n}}const qa=e=>Ni(new ja(Ni(e),Wa,Ha)),Xa=e=>Ni(new ja(Ni(e),Ha,Wa)),Ka=(e,t)=>Ni(new ja(Ni(e),Wa,t)),Ya=(e,t)=>Ni(new ja(Ni(e),t,Wa));Ys("toOutputColorSpace",qa),Ys("toWorkingColorSpace",Xa),Ys("workingToColorSpace",Ka),Ys("colorSpaceToWorking",Ya);let Qa=class extends Vs{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 Za extends Ds{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=ws.OBJECT}setGroup(e){return this.group=e,this}element(e){return Ni(new Qa(this,Ni(e)))}setNodeType(e){const t=ln(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;eNi(new Ja(e,t,r));class tu extends Gs{static get type(){return"ToneMappingNode"}constructor(e,t=su,r=null){super("vec3"),this.toneMapping=e,this.exposureNode=t,this.colorNode=r}customCacheKey(){return gs(this.toneMapping)}setup(e){const t=this.colorNode||e.context.color,r=this.toneMapping;if(r===h)return t;let s=null;const i=e.renderer.library.getToneMappingFunction(r);return null!==i?s=ji(i(t.rgb,this.exposureNode),t.a):(console.error("ToneMappingNode: Unsupported Tone Mapping configuration.",r),s=t),s}}const ru=(e,t,r)=>Ni(new tu(e,Ni(t),Ni(r))),su=eu("toneMappingExposure","float");Ys("toneMapping",((e,t,r)=>ru(t,r,e)));class iu extends js{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=p,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 void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),r=this.value,s=e.getTypeLength(t),i=this.bufferStride||s,n=this.bufferOffset,o=!0===r.isInterleavedBuffer?r:new g(r,i),a=new f(o,s,n);o.setUsage(this.usage),this.attribute=a,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),r=e.getBufferAttributeFromNode(this,t),s=e.getPropertyName(r);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=s,i=s;else{i=Ga(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}const nu=(e,t=null,r=0,s=0)=>Ni(new iu(e,t,r,s)),ou=(e,t=null,r=0,s=0)=>nu(e,t,r,s).setUsage(m),au=(e,t=null,r=0,s=0)=>nu(e,t,r,s).setInstanced(!0),uu=(e,t=null,r=0,s=0)=>ou(e,t,r,s).setInstanced(!0);Ys("toAttribute",(e=>nu(e.value)));class lu extends Ds{static get type(){return"ComputeNode"}constructor(e,t,r=[64]){super("void"),this.isComputeNode=!0,this.computeNode=e,this.count=t,this.workgroupSize=r,this.dispatchCount=0,this.version=1,this.name="",this.updateBeforeType=ws.OBJECT,this.onInitFunction=null,this.updateDispatchCount()}dispose(){this.dispatchEvent({type:"dispose"})}label(e){return this.name=e,this}updateDispatchCount(){const{count:e,workgroupSize:t}=this;let r=t[0];for(let e=1;eNi(new lu(Ni(e),t,r));Ys("compute",du);class cu extends Ds{static get type(){return"CacheNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isCacheNode=!0}getNodeType(e){const t=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const s=this.node.getNodeType(e);return e.setCache(t),s}build(e,...t){const r=e.getCache(),s=e.getCacheFromNode(this,this.parent);e.setCache(s);const i=this.node.build(e,...t);return e.setCache(r),i}}const hu=(e,t)=>Ni(new cu(Ni(e),t));Ys("cache",hu);class pu extends Ds{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const gu=Ri(pu);Ys("bypass",gu);class mu extends Ds{static get type(){return"RemapNode"}constructor(e,t,r,s=Pi(0),i=Pi(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=r,this.outLowNode=s,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:r,outLowNode:s,outHighNode:i,doClamp:n}=this;let o=e.sub(t).div(r.sub(t));return!0===n&&(o=o.clamp()),o.mul(i.sub(s)).add(s)}}const fu=Ri(mu,null,null,{doClamp:!1}),yu=Ri(mu);Ys("remap",fu),Ys("remapClamp",yu);class xu extends Ds{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const r=this.getNodeType(e),s=this.snippet;if("void"!==r)return e.format(`( ${s} )`,r,t);e.addLineFlowCode(s,this)}}const bu=Ri(xu),Tu=e=>(e?wa(e,bu("discard")):bu("discard")).append();Ys("discard",Tu);class _u extends Gs{static get type(){return"RenderOutputNode"}constructor(e,t,r){super("vec4"),this.colorNode=e,this.toneMapping=t,this.outputColorSpace=r,this.isRenderOutputNode=!0}setup({context:e}){let t=this.colorNode||e.color;const r=(null!==this.toneMapping?this.toneMapping:e.toneMapping)||h,s=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||y;return r!==h&&(t=t.toneMapping(r)),s!==y&&s!==d.workingColorSpace&&(t=t.workingToColorSpace(s)),t}}const vu=(e,t=null,r=null)=>Ni(new _u(Ni(e),t,r));Ys("renderOutput",vu);class Nu extends Ds{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const r=this.getAttributeName(e);if(e.hasGeometryAttribute(r)){const s=e.geometry.getAttribute(r);t=e.getTypeFromAttribute(s)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),r=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const s=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(s),n=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(n.name,i,r);return Ga(this).build(e,r)}return console.warn(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(r)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const Su=(e,t)=>Ni(new Nu(e,t)),Au=(e=0)=>Su("uv"+(e>0?e:""),"vec2");class Ru extends Ds{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const r=this.textureNode.build(e,"property"),s=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${r}, ${s} )`,this.getNodeType(e),t)}}const Cu=Ri(Ru);class Eu extends un{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=ws.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,r=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(r&&void 0!==r.width){const{width:e,height:t}=r;this.value=Math.log2(Math.max(e,t))}}}const wu=Ri(Eu);class Mu extends un{static get type(){return"TextureNode"}constructor(e,t=null,r=null,s=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=r,this.biasNode=s,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=ws.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===x?"uvec4":this.value.type===b?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return Au(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=ln(this.value.matrix)),this._matrixUniform.mul(zi(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this.updateType=e?ws.RENDER:ws.NONE,this}setupUV(e,t){const r=this.value;return e.isFlipY()&&(r.image instanceof ImageBitmap&&!0===r.flipY||!0===r.isRenderTargetTexture||!0===r.isFramebufferTexture||!0===r.isDepthTexture)&&(t=this.sampler?t.flipY():t.setY(Ii(Cu(this,this.levelNode).y).sub(t.y).sub(1))),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const r=this.value;if(!r||!0!==r.isTexture)throw new Error("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().");let s=this.uvNode;null!==s&&!0!==e.context.forceUVContext||!e.context.getUV||(s=e.context.getUV(this)),s||(s=this.getDefaultUV()),!0===this.updateMatrix&&(s=this.getTransformedUV(s)),s=this.setupUV(e,s);let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateSnippet(e,t,r,s,i,n,o,a){const u=this.value;let l;return l=s?e.generateTextureLevel(u,t,r,s,n):i?e.generateTextureBias(u,t,r,i,n):a?e.generateTextureGrad(u,t,r,a,n):o?e.generateTextureCompare(u,t,r,o,n):!1===this.sampler?e.generateTextureLoad(u,t,r,n):e.generateTexture(u,t,r,n),l}generate(e,t){const r=this.value,s=e.getNodeProperties(this),i=super.generate(e,"property");if("sampler"===t)return i+"_sampler";if(e.isReference(t))return i;{const n=e.getDataFromNode(this);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:r,biasNode:a,compareNode:u,depthNode:l,gradNode:d}=s,c=this.generateUV(e,t),h=r?r.build(e,"float"):null,p=a?a.build(e,"float"):null,g=l?l.build(e,"int"):null,m=u?u.build(e,"float"):null,f=d?[d[0].build(e,"vec2"),d[1].build(e,"vec2")]:null,y=e.getVarFromNode(this);o=e.getPropertyName(y);const x=this.generateSnippet(e,i,c,h,p,g,m,f);e.addLineFlowCode(`${o} = ${x}`,this),n.snippet=x,n.propertyName=o}let a=o;const u=this.getNodeType(e);return e.needsToWorkingColorSpace(r)&&(a=Ya(bu(a,u),r.colorSpace).setup(e).build(e,u)),e.format(a,u,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){return console.warn("THREE.TextureNode: .uv() has been renamed. Use .sample() instead."),this.sample(e)}sample(e){const t=this.clone();return t.uvNode=Ni(e),t.referenceNode=this.getSelf(),Ni(t)}blur(e){const t=this.clone();return t.biasNode=Ni(e).mul(wu(t)),t.referenceNode=this.getSelf(),Ni(t)}level(e){const t=this.clone();return t.levelNode=Ni(e),t.referenceNode=this.getSelf(),Ni(t)}size(e){return Cu(this,e)}bias(e){const t=this.clone();return t.biasNode=Ni(e),t.referenceNode=this.getSelf(),Ni(t)}compare(e){const t=this.clone();return t.compareNode=Ni(e),t.referenceNode=this.getSelf(),Ni(t)}grad(e,t){const r=this.clone();return r.gradNode=[Ni(e),Ni(t)],r.referenceNode=this.getSelf(),Ni(r)}depth(e){const t=this.clone();return t.depthNode=Ni(e),t.referenceNode=this.getSelf(),Ni(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix()}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e}}const Bu=Ri(Mu),Fu=(...e)=>Bu(...e).setSampler(!1);class Uu extends un{static get type(){return"BufferNode"}constructor(e,t,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=r}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const Pu=(e,t,r)=>Ni(new Uu(e,t,r));class Iu extends Vs{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),r=this.getNodeType(),s=this.node.getPaddedType();return e.format(t,s,r)}}class Lu extends Uu{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?vs(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=ws.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,r=this.elementType;if("float"===r||"int"===r||"uint"===r)for(let r=0;rNi(new Lu(e,t)),Vu=ln(0,"uint").setGroup(sn("cameraIndex")).toVarying("v_cameraIndex"),Ou=ln("float").label("cameraNear").setGroup(on).onRenderUpdate((({camera:e})=>e.near)),Gu=ln("float").label("cameraFar").setGroup(on).onRenderUpdate((({camera:e})=>e.far)),ku=Ei((({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.projectionMatrix);t=Du(r).setGroup(on).label("cameraProjectionMatrices").element(Vu).toVar("cameraProjectionMatrix")}else t=ln("mat4").label("cameraProjectionMatrix").setGroup(on).onRenderUpdate((({camera:e})=>e.projectionMatrix));return t})).once()(),zu=ln("mat4").label("cameraProjectionMatrixInverse").setGroup(on).onRenderUpdate((({camera:e})=>e.projectionMatrixInverse)),$u=Ei((({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const r=[];for(const t of e.cameras)r.push(t.matrixWorldInverse);t=Du(r).setGroup(on).label("cameraViewMatrices").element(Vu).toVar("cameraViewMatrix")}else t=ln("mat4").label("cameraViewMatrix").setGroup(on).onRenderUpdate((({camera:e})=>e.matrixWorldInverse));return t})).once()(),Wu=ln("mat4").label("cameraWorldMatrix").setGroup(on).onRenderUpdate((({camera:e})=>e.matrixWorld)),Hu=ln("mat3").label("cameraNormalMatrix").setGroup(on).onRenderUpdate((({camera:e})=>e.normalMatrix)),ju=ln(new r).label("cameraPosition").setGroup(on).onRenderUpdate((({camera:e},t)=>t.value.setFromMatrixPosition(e.matrixWorld)));class qu extends Ds{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=ws.OBJECT,this._uniformNode=new un(null)}getNodeType(){const e=this.scope;return e===qu.WORLD_MATRIX?"mat4":e===qu.POSITION||e===qu.VIEW_POSITION||e===qu.DIRECTION||e===qu.SCALE?"vec3":void 0}update(e){const t=this.object3d,s=this._uniformNode,i=this.scope;if(i===qu.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===qu.POSITION)s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===qu.SCALE)s.value=s.value||new r,s.value.setFromMatrixScale(t.matrixWorld);else if(i===qu.DIRECTION)s.value=s.value||new r,t.getWorldDirection(s.value);else if(i===qu.VIEW_POSITION){const i=e.camera;s.value=s.value||new r,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}}generate(e){const t=this.scope;return t===qu.WORLD_MATRIX?this._uniformNode.nodeType="mat4":t!==qu.POSITION&&t!==qu.VIEW_POSITION&&t!==qu.DIRECTION&&t!==qu.SCALE||(this._uniformNode.nodeType="vec3"),this._uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}qu.WORLD_MATRIX="worldMatrix",qu.POSITION="position",qu.SCALE="scale",qu.VIEW_POSITION="viewPosition",qu.DIRECTION="direction";const Xu=Ri(qu,qu.DIRECTION),Ku=Ri(qu,qu.WORLD_MATRIX),Yu=Ri(qu,qu.POSITION),Qu=Ri(qu,qu.SCALE),Zu=Ri(qu,qu.VIEW_POSITION);class Ju extends qu{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const el=Ci(Ju,Ju.DIRECTION),tl=Ci(Ju,Ju.WORLD_MATRIX),rl=Ci(Ju,Ju.POSITION),sl=Ci(Ju,Ju.SCALE),il=Ci(Ju,Ju.VIEW_POSITION),nl=ln(new i).onObjectUpdate((({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld))),ol=ln(new n).onObjectUpdate((({object:e},t)=>t.value.copy(e.matrixWorld).invert())),al=Ei((e=>e.renderer.nodes.modelViewMatrix||ul)).once()().toVar("modelViewMatrix"),ul=$u.mul(tl),ll=Ei((e=>(e.context.isHighPrecisionModelViewMatrix=!0,ln("mat4").onObjectUpdate((({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))))).once()().toVar("highpModelViewMatrix"),dl=Ei((e=>{const t=e.context.isHighPrecisionModelViewMatrix;return ln("mat3").onObjectUpdate((({object:e,camera:r})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(r.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix))))})).once()().toVar("highpModelNormalViewMatrix"),cl=Su("position","vec3"),hl=cl.toVarying("positionLocal"),pl=cl.toVarying("positionPrevious"),gl=tl.mul(hl).xyz.toVarying("v_positionWorld").context({needsPositionReassign:!0}),ml=hl.transformDirection(tl).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection").context({needsPositionReassign:!0}),fl=Ei((e=>e.context.setupPositionView()),"vec3").once()().toVarying("v_positionView").context({needsPositionReassign:!0}),yl=fl.negate().toVarying("v_positionViewDirection").normalize().toVar("positionViewDirection");class xl extends Ds{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){const{renderer:t,material:r}=e;return t.coordinateSystem===u&&r.side===T?"false":e.getFrontFacing()}}const bl=Ci(xl),Tl=Pi(bl).mul(2).sub(1),_l=Su("normal","vec3"),vl=Ei((e=>!1===e.geometry.hasAttribute("normal")?(console.warn('TSL.NormalNode: Vertex attribute "normal" not found on geometry.'),zi(0,1,0)):_l),"vec3").once()().toVar("normalLocal"),Nl=fl.dFdx().cross(fl.dFdy()).normalize().toVar("normalFlat"),Sl=Ei((e=>{let t;return t=!0===e.material.flatShading?Nl:Ga(Ml(vl),"v_normalView").normalize(),t}),"vec3").once()().toVar("normalView"),Al=Ga(Sl.transformDirection($u),"v_normalWorld").normalize().toVar("normalWorld"),Rl=Ei((e=>e.context.setupNormal().context({getUV:null})),"vec3").once()().mul(Tl).toVar("transformedNormalView"),Cl=Rl.transformDirection($u).toVar("transformedNormalWorld"),El=Ei((e=>e.context.setupClearcoatNormal().context({getUV:null})),"vec3").once()().mul(Tl).toVar("transformedClearcoatNormalView"),wl=Ei((([e,t=tl])=>{const r=Qi(t),s=e.div(zi(r[0].dot(r[0]),r[1].dot(r[1]),r[2].dot(r[2])));return r.mul(s).xyz})),Ml=Ei((([e],t)=>{const r=t.renderer.nodes.modelNormalViewMatrix;if(null!==r)return r.transformDirection(e);const s=nl.mul(e);return $u.transformDirection(s)})),Bl=ln(0).onReference((({material:e})=>e)).onRenderUpdate((({material:e})=>e.refractionRatio)),Fl=yl.negate().reflect(Rl),Ul=yl.negate().refract(Rl,Bl),Pl=Fl.transformDirection($u).toVar("reflectVector"),Il=Ul.transformDirection($u).toVar("reflectVector");class Ll extends Mu{static get type(){return"CubeTextureNode"}constructor(e,t=null,r=null,s=null){super(e,t,r,s),this.isCubeTextureNode=!0}getInputType(){return"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===_?Pl:e.mapping===v?Il:(console.error('THREE.CubeTextureNode: Mapping "%s" not supported.',e.mapping),zi(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return e.renderer.coordinateSystem!==l&&r.isRenderTargetTexture?t:zi(t.x.negate(),t.yz)}generateUV(e,t){return t.build(e,"vec3")}}const Dl=Ri(Ll);class Vl extends Vs{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 Ol extends Ds{static get type(){return"ReferenceNode"}constructor(e,t,r=null,s=null){super(),this.property=e,this.uniformType=t,this.object=r,this.count=s,this.properties=e.split("."),this.reference=r,this.node=null,this.group=null,this.name=null,this.updateType=ws.OBJECT}element(e){return Ni(new Vl(this,Ni(e)))}setGroup(e){return this.group=e,this}label(e){return this.name=e,this}setNodeType(e){let t=null;t=null!==this.count?Pu(null,e,this.count):Array.isArray(this.getValueFromReference())?Du(null,e):"texture"===e?Bu(null):"cubeTexture"===e?Dl(null):ln(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.label(this.name),this.node=t.getSelf()}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;eNi(new Ol(e,t,r)),kl=(e,t,r,s)=>Ni(new Ol(e,t,s,r));class zl extends Ol{static get type(){return"MaterialReferenceNode"}constructor(e,t,r=null){super(e,t,r),this.material=r,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const $l=(e,t,r=null)=>Ni(new zl(e,t,r)),Wl=Ei((e=>(!1===e.geometry.hasAttribute("tangent")&&e.geometry.computeTangents(),Su("tangent","vec4"))))(),Hl=Wl.xyz.toVar("tangentLocal"),jl=al.mul(ji(Hl,0)).xyz.toVarying("v_tangentView").normalize().toVar("tangentView"),ql=jl.transformDirection($u).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),Xl=jl.toVar("transformedTangentView"),Kl=Xl.transformDirection($u).normalize().toVar("transformedTangentWorld"),Yl=e=>e.mul(Wl.w).xyz,Ql=Ga(Yl(_l.cross(Wl)),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),Zl=Ga(Yl(vl.cross(Hl)),"v_bitangentLocal").normalize().toVar("bitangentLocal"),Jl=Ga(Yl(Sl.cross(jl)),"v_bitangentView").normalize().toVar("bitangentView"),ed=Ga(Yl(Al.cross(ql)),"v_bitangentWorld").normalize().toVar("bitangentWorld"),td=Yl(Rl.cross(Xl)).normalize().toVar("transformedBitangentView"),rd=td.transformDirection($u).normalize().toVar("transformedBitangentWorld"),sd=Qi(jl,Jl,Sl),id=yl.mul(sd),nd=(()=>{let e=Cn.cross(yl);return e=e.cross(Cn).normalize(),e=fa(e,Rl,An.mul(mn.oneMinus()).oneMinus().pow2().pow2()).normalize(),e})(),od=Ei((e=>{const{eye_pos:t,surf_norm:r,mapN:s,uv:i}=e,n=t.dFdx(),o=t.dFdy(),a=i.dFdx(),u=i.dFdy(),l=r,d=o.cross(l),c=l.cross(n),h=d.mul(a.x).add(c.mul(u.x)),p=d.mul(a.y).add(c.mul(u.y)),g=h.dot(h).max(p.dot(p)),m=Tl.mul(g.inverseSqrt());return jn(h.mul(s.x,m),p.mul(s.y,m),l.mul(s.z)).normalize()}));class ad extends Gs{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=N}setup(e){const{normalMapType:t,scaleNode:r}=this;let s=this.node.mul(2).sub(1);null!==r&&(s=zi(s.xy.mul(r),s.z));let i=null;if(t===S)i=Ml(s);else if(t===N){i=!0===e.hasGeometryAttribute("tangent")?sd.mul(s).normalize():od({eye_pos:fl,surf_norm:Sl,mapN:s,uv:Au()})}return i}}const ud=Ri(ad),ld=Ei((({textureNode:e,bumpScale:t})=>{const r=t=>e.cache().context({getUV:e=>t(e.uvNode||Au()),forceUVContext:!0}),s=Pi(r((e=>e)));return Vi(Pi(r((e=>e.add(e.dFdx())))).sub(s),Pi(r((e=>e.add(e.dFdy())))).sub(s)).mul(t)})),dd=Ei((e=>{const{surf_pos:t,surf_norm:r,dHdxy:s}=e,i=t.dFdx().normalize(),n=r,o=t.dFdy().normalize().cross(n),a=n.cross(i),u=i.dot(o).mul(Tl),l=u.sign().mul(s.x.mul(o).add(s.y.mul(a)));return u.abs().mul(r).sub(l).normalize()}));class cd extends Gs{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=ld({textureNode:this.textureNode,bumpScale:e});return dd({surf_pos:fl,surf_norm:Sl,dHdxy:t})}}const hd=Ri(cd),pd=new Map;class gd extends Ds{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let r=pd.get(e);return void 0===r&&(r=$l(e,t),pd.set(e,r)),r}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,r=this.scope;let s=null;if(r===gd.COLOR){const e=void 0!==t.color?this.getColor(r):zi();s=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(r===gd.OPACITY){const e=this.getFloat(r);s=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(r===gd.SPECULAR_STRENGTH)s=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:Pi(1);else if(r===gd.SPECULAR_INTENSITY){const e=this.getFloat(r);s=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(r).a):e}else if(r===gd.SPECULAR_COLOR){const e=this.getColor(r);s=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(r).rgb):e}else if(r===gd.ROUGHNESS){const e=this.getFloat(r);s=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(r).g):e}else if(r===gd.METALNESS){const e=this.getFloat(r);s=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(r).b):e}else if(r===gd.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(r).mul(e);s=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(r)):i}else if(r===gd.NORMAL)t.normalMap?(s=ud(this.getTexture("normal"),this.getCache("normalScale","vec2")),s.normalMapType=t.normalMapType):s=t.bumpMap?hd(this.getTexture("bump").r,this.getFloat("bumpScale")):Sl;else if(r===gd.CLEARCOAT){const e=this.getFloat(r);s=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===gd.CLEARCOAT_ROUGHNESS){const e=this.getFloat(r);s=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(r).r):e}else if(r===gd.CLEARCOAT_NORMAL)s=t.clearcoatNormalMap?ud(this.getTexture(r),this.getCache(r+"Scale","vec2")):Sl;else if(r===gd.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));s=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(r===gd.SHEEN_ROUGHNESS){const e=this.getFloat(r);s=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(r).a):e,s=s.clamp(.07,1)}else if(r===gd.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(r);s=Yi(Zd.x,Zd.y,Zd.y.negate(),Zd.x).mul(e.rg.mul(2).sub(Vi(1)).normalize().mul(e.b))}else s=Zd;else if(r===gd.IRIDESCENCE_THICKNESS){const e=Gl("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=Gl("0","float",t.iridescenceThicknessRange);s=e.sub(i).mul(this.getTexture(r).g).add(i)}else s=e}else if(r===gd.TRANSMISSION){const e=this.getFloat(r);s=t.transmissionMap?e.mul(this.getTexture(r).r):e}else if(r===gd.THICKNESS){const e=this.getFloat(r);s=t.thicknessMap?e.mul(this.getTexture(r).g):e}else if(r===gd.IOR)s=this.getFloat(r);else if(r===gd.LIGHT_MAP)s=this.getTexture(r).rgb.mul(this.getFloat("lightMapIntensity"));else if(r===gd.AO)s=this.getTexture(r).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else{const t=this.getNodeType(e);s=this.getCache(r,t)}return s}}gd.ALPHA_TEST="alphaTest",gd.COLOR="color",gd.OPACITY="opacity",gd.SHININESS="shininess",gd.SPECULAR="specular",gd.SPECULAR_STRENGTH="specularStrength",gd.SPECULAR_INTENSITY="specularIntensity",gd.SPECULAR_COLOR="specularColor",gd.REFLECTIVITY="reflectivity",gd.ROUGHNESS="roughness",gd.METALNESS="metalness",gd.NORMAL="normal",gd.CLEARCOAT="clearcoat",gd.CLEARCOAT_ROUGHNESS="clearcoatRoughness",gd.CLEARCOAT_NORMAL="clearcoatNormal",gd.EMISSIVE="emissive",gd.ROTATION="rotation",gd.SHEEN="sheen",gd.SHEEN_ROUGHNESS="sheenRoughness",gd.ANISOTROPY="anisotropy",gd.IRIDESCENCE="iridescence",gd.IRIDESCENCE_IOR="iridescenceIOR",gd.IRIDESCENCE_THICKNESS="iridescenceThickness",gd.IOR="ior",gd.TRANSMISSION="transmission",gd.THICKNESS="thickness",gd.ATTENUATION_DISTANCE="attenuationDistance",gd.ATTENUATION_COLOR="attenuationColor",gd.LINE_SCALE="scale",gd.LINE_DASH_SIZE="dashSize",gd.LINE_GAP_SIZE="gapSize",gd.LINE_WIDTH="linewidth",gd.LINE_DASH_OFFSET="dashOffset",gd.POINT_SIZE="size",gd.DISPERSION="dispersion",gd.LIGHT_MAP="light",gd.AO="ao";const md=Ci(gd,gd.ALPHA_TEST),fd=Ci(gd,gd.COLOR),yd=Ci(gd,gd.SHININESS),xd=Ci(gd,gd.EMISSIVE),bd=Ci(gd,gd.OPACITY),Td=Ci(gd,gd.SPECULAR),_d=Ci(gd,gd.SPECULAR_INTENSITY),vd=Ci(gd,gd.SPECULAR_COLOR),Nd=Ci(gd,gd.SPECULAR_STRENGTH),Sd=Ci(gd,gd.REFLECTIVITY),Ad=Ci(gd,gd.ROUGHNESS),Rd=Ci(gd,gd.METALNESS),Cd=Ci(gd,gd.NORMAL),Ed=Ci(gd,gd.CLEARCOAT),wd=Ci(gd,gd.CLEARCOAT_ROUGHNESS),Md=Ci(gd,gd.CLEARCOAT_NORMAL),Bd=Ci(gd,gd.ROTATION),Fd=Ci(gd,gd.SHEEN),Ud=Ci(gd,gd.SHEEN_ROUGHNESS),Pd=Ci(gd,gd.ANISOTROPY),Id=Ci(gd,gd.IRIDESCENCE),Ld=Ci(gd,gd.IRIDESCENCE_IOR),Dd=Ci(gd,gd.IRIDESCENCE_THICKNESS),Vd=Ci(gd,gd.TRANSMISSION),Od=Ci(gd,gd.THICKNESS),Gd=Ci(gd,gd.IOR),kd=Ci(gd,gd.ATTENUATION_DISTANCE),zd=Ci(gd,gd.ATTENUATION_COLOR),$d=Ci(gd,gd.LINE_SCALE),Wd=Ci(gd,gd.LINE_DASH_SIZE),Hd=Ci(gd,gd.LINE_GAP_SIZE),jd=Ci(gd,gd.LINE_WIDTH),qd=Ci(gd,gd.LINE_DASH_OFFSET),Xd=Ci(gd,gd.POINT_SIZE),Kd=Ci(gd,gd.DISPERSION),Yd=Ci(gd,gd.LIGHT_MAP),Qd=Ci(gd,gd.AO),Zd=ln(new t).onReference((function(e){return e.material})).onRenderUpdate((function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))})),Jd=Ei((e=>e.context.setupModelViewProjection()),"vec4").once()().toVarying("v_modelViewProjection");class ec extends Ds{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),r=this.scope;let s,i;if(r===ec.VERTEX)s=e.getVertexIndex();else if(r===ec.INSTANCE)s=e.getInstanceIndex();else if(r===ec.DRAW)s=e.getDrawIndex();else if(r===ec.INVOCATION_LOCAL)s=e.getInvocationLocalIndex();else if(r===ec.INVOCATION_SUBGROUP)s=e.getInvocationSubgroupIndex();else{if(r!==ec.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+r);s=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=s;else{i=Ga(this).build(e,t)}return i}}ec.VERTEX="vertex",ec.INSTANCE="instance",ec.SUBGROUP="subgroup",ec.INVOCATION_LOCAL="invocationLocal",ec.INVOCATION_SUBGROUP="invocationSubgroup",ec.DRAW="draw";const tc=Ci(ec,ec.VERTEX),rc=Ci(ec,ec.INSTANCE),sc=Ci(ec,ec.SUBGROUP),ic=Ci(ec,ec.INVOCATION_SUBGROUP),nc=Ci(ec,ec.INVOCATION_LOCAL),oc=Ci(ec,ec.DRAW);class ac extends Ds{static get type(){return"InstanceNode"}constructor(e,t,r){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=r,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=ws.FRAME,this.buffer=null,this.bufferColor=null}setup(e){const{count:t,instanceMatrix:r,instanceColor:s}=this;let{instanceMatrixNode:i,instanceColorNode:n}=this;if(null===i){if(t<=1e3)i=Pu(r.array,"mat4",Math.max(t,1)).element(rc);else{const e=new A(r.array,16,1);this.buffer=e;const t=r.usage===m?uu:au,s=[t(e,"vec4",16,0),t(e,"vec4",16,4),t(e,"vec4",16,8),t(e,"vec4",16,12)];i=Zi(...s)}this.instanceMatrixNode=i}if(s&&null===n){const e=new R(s.array,3),t=s.usage===m?uu:au;this.bufferColor=e,n=zi(t(e,"vec3",3,0)),this.instanceColorNode=n}const o=i.mul(hl).xyz;if(hl.assign(o),e.hasGeometryAttribute("normal")){const e=wl(vl,i);vl.assign(e)}null!==this.instanceColorNode&&hn("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){this.instanceMatrix.usage!==m&&null!==this.buffer&&this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version),this.instanceColor&&this.instanceColor.usage!==m&&null!==this.bufferColor&&this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)}}const uc=Ri(ac);class lc extends ac{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:r,instanceColor:s}=e;super(t,r,s),this.instancedMesh=e}}const dc=Ri(lc);class cc extends Ds{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=rc:this.batchingIdNode=oc);const t=Ei((([e])=>{const t=Cu(Fu(this.batchMesh._indirectTexture),0),r=Ii(e).modInt(Ii(t)),s=Ii(e).div(Ii(t));return Fu(this.batchMesh._indirectTexture,Oi(r,s)).x})).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),r=t(Ii(this.batchingIdNode)),s=this.batchMesh._matricesTexture,i=Cu(Fu(s),0),n=Pi(r).mul(4).toInt().toVar(),o=n.modInt(i),a=n.div(Ii(i)),u=Zi(Fu(s,Oi(o,a)),Fu(s,Oi(o.add(1),a)),Fu(s,Oi(o.add(2),a)),Fu(s,Oi(o.add(3),a))),l=this.batchMesh._colorsTexture;if(null!==l){const e=Ei((([e])=>{const t=Cu(Fu(l),0).x,r=e,s=r.modInt(t),i=r.div(t);return Fu(l,Oi(s,i)).rgb})).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(r);hn("vec3","vBatchColor").assign(t)}const d=Qi(u);hl.assign(u.mul(hl));const c=vl.div(zi(d[0].dot(d[0]),d[1].dot(d[1]),d[2].dot(d[2]))),h=d.mul(c).xyz;vl.assign(h),e.hasGeometryAttribute("tangent")&&Hl.mulAssign(d)}}const hc=Ri(cc),pc=new WeakMap;class gc extends Ds{static get type(){return"SkinningNode"}constructor(e,t=!1){let r,s,i;super("void"),this.skinnedMesh=e,this.useReference=t,this.updateType=ws.OBJECT,this.skinIndexNode=Su("skinIndex","uvec4"),this.skinWeightNode=Su("skinWeight","vec4"),t?(r=Gl("bindMatrix","mat4"),s=Gl("bindMatrixInverse","mat4"),i=kl("skeleton.boneMatrices","mat4",e.skeleton.bones.length)):(r=ln(e.bindMatrix,"mat4"),s=ln(e.bindMatrixInverse,"mat4"),i=Pu(e.skeleton.boneMatrices,"mat4",e.skeleton.bones.length)),this.bindMatrixNode=r,this.bindMatrixInverseNode=s,this.boneMatricesNode=i,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=hl){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,o=e.element(r.x),a=e.element(r.y),u=e.element(r.z),l=e.element(r.w),d=i.mul(t),c=jn(o.mul(s.x).mul(d),a.mul(s.y).mul(d),u.mul(s.z).mul(d),l.mul(s.w).mul(d));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=vl){const{skinIndexNode:r,skinWeightNode:s,bindMatrixNode:i,bindMatrixInverseNode:n}=this,o=e.element(r.x),a=e.element(r.y),u=e.element(r.z),l=e.element(r.w);let d=jn(s.x.mul(o),s.y.mul(a),s.z.mul(u),s.w.mul(l));return d=n.mul(d).mul(i),d.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=kl("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,pl)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")||!0===Ss(e.object).useVelocity}setup(e){this.needsPreviousBoneMatrices(e)&&pl.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(hl.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();vl.assign(t),e.hasGeometryAttribute("tangent")&&Hl.assign(t)}}generate(e,t){if("void"!==t)return hl.build(e,t)}update(e){const t=(this.useReference?e.object:this.skinnedMesh).skeleton;pc.get(t)!==e.frameId&&(pc.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const mc=e=>Ni(new gc(e,!0));class fc extends Ds{static get type(){return"LoopNode"}constructor(e=[]){super(),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const r={};for(let e=0,t=this.params.length-1;eNumber(n)?">=":"<"));const d={start:i,end:n,condition:u},c=d.start,h=d.end;let p="",g="",m="";l||(l="int"===a||"uint"===a?u.includes("<")?"++":"--":u.includes("<")?"+= 1.":"-= 1."),p+=e.getVar(a,o)+" = "+c,g+=o+" "+u+" "+h,m+=o+" "+l;const f=`for ( ${p}; ${g}; ${m} )`;e.addFlowCode((0===t?"\n":"")+e.tab+f+" {\n\n").addFlowTab()}const i=s.build(e,"void"),n=t.returnsNode?t.returnsNode.build(e):"";e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,r=this.params.length-1;tNi(new fc(Ai(e,"int"))).append(),xc=()=>bu("break").append(),bc=new WeakMap,Tc=new s,_c=Ei((({bufferMap:e,influence:t,stride:r,width:s,depth:i,offset:n})=>{const o=Ii(tc).mul(r).add(n),a=o.div(s),u=o.sub(a.mul(s));return Fu(e,Oi(u,a)).depth(i).mul(t)}));class vc extends Ds{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=ln(1),this.updateType=ws.OBJECT}setup(e){const{geometry:r}=e,s=void 0!==r.morphAttributes.position,i=r.hasAttribute("normal")&&void 0!==r.morphAttributes.normal,n=r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color,o=void 0!==n?n.length:0,{texture:a,stride:u,size:l}=function(e){const r=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,n=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,o=void 0!==n?n.length:0;let a=bc.get(e);if(void 0===a||a.count!==o){void 0!==a&&a.texture.dispose();const u=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],d=e.morphAttributes.color||[];let c=0;!0===r&&(c=1),!0===s&&(c=2),!0===i&&(c=3);let h=e.attributes.position.count*c,p=1;const g=4096;h>g&&(p=Math.ceil(h/g),h=g);const m=new Float32Array(h*p*4*o),f=new C(m,h,p,o);f.type=E,f.needsUpdate=!0;const y=4*c;for(let b=0;b{const t=Pi(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(Fu(this.mesh.morphTexture,Oi(Ii(e).add(1),Ii(rc))).r):t.assign(Gl("morphTargetInfluences","float").element(e).toVar()),!0===s&&hl.addAssign(_c({bufferMap:a,influence:t,stride:u,width:d,depth:e,offset:Ii(0)})),!0===i&&vl.addAssign(_c({bufferMap:a,influence:t,stride:u,width:d,depth:e,offset:Ii(1)}))}))}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce(((e,t)=>e+t),0)}}const Nc=Ri(vc);class Sc extends Ds{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class Ac extends Sc{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class Rc extends Ba{static get type(){return"LightingContextNode"}constructor(e,t=null,r=null,s=null){super(e),this.lightingModel=t,this.backdropNode=r,this.backdropAlphaNode=s,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,r={directDiffuse:zi().toVar("directDiffuse"),directSpecular:zi().toVar("directSpecular"),indirectDiffuse:zi().toVar("indirectDiffuse"),indirectSpecular:zi().toVar("indirectSpecular")};return{radiance:zi().toVar("radiance"),irradiance:zi().toVar("irradiance"),iblIrradiance:zi().toVar("iblIrradiance"),ambientOcclusion:Pi(1).toVar("ambientOcclusion"),reflectedLight:r,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Cc=Ri(Rc);class Ec extends Sc{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}let wc,Mc;class Bc extends Ds{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this.isViewportNode=!0}getNodeType(){return this.scope===Bc.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=ws.NONE;return this.scope!==Bc.SIZE&&this.scope!==Bc.VIEWPORT||(e=ws.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===Bc.VIEWPORT?null!==t?Mc.copy(t.viewport):(e.getViewport(Mc),Mc.multiplyScalar(e.getPixelRatio())):null!==t?(wc.width=t.width,wc.height=t.height):e.getDrawingBufferSize(wc)}setup(){const e=this.scope;let r=null;return r=e===Bc.SIZE?ln(wc||(wc=new t)):e===Bc.VIEWPORT?ln(Mc||(Mc=new s)):Vi(Pc.div(Uc)),r}generate(e){if(this.scope===Bc.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const r=e.getNodeProperties(Uc).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${r}.y - ${t}.y )`}return t}return super.generate(e)}}Bc.COORDINATE="coordinate",Bc.VIEWPORT="viewport",Bc.SIZE="size",Bc.UV="uv";const Fc=Ci(Bc,Bc.UV),Uc=Ci(Bc,Bc.SIZE),Pc=Ci(Bc,Bc.COORDINATE),Ic=Ci(Bc,Bc.VIEWPORT),Lc=Ic.zw,Dc=Pc.sub(Ic.xy),Vc=Dc.div(Lc),Oc=Ei((()=>(console.warn('TSL.ViewportNode: "viewportResolution" is deprecated. Use "screenSize" instead.'),Uc)),"vec2").once()(),Gc=Ei((()=>(console.warn('TSL.ViewportNode: "viewportTopLeft" is deprecated. Use "screenUV" instead.'),Fc)),"vec2").once()(),kc=Ei((()=>(console.warn('TSL.ViewportNode: "viewportBottomLeft" is deprecated. Use "screenUV.flipY()" instead.'),Fc.flipY())),"vec2").once()(),zc=new t;class $c extends Mu{static get type(){return"ViewportTextureNode"}constructor(e=Fc,t=null,r=null){null===r&&((r=new w).minFilter=M),super(r,e,t),this.generateMipmaps=!1,this.isOutputTextureNode=!0,this.updateBeforeType=ws.FRAME}updateBefore(e){const t=e.renderer;t.getDrawingBufferSize(zc);const r=this.value;r.image.width===zc.width&&r.image.height===zc.height||(r.image.width=zc.width,r.image.height=zc.height,r.needsUpdate=!0);const s=r.generateMipmaps;r.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(r),r.generateMipmaps=s}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const Wc=Ri($c),Hc=Ri($c,null,null,{generateMipmaps:!0});let jc=null;class qc extends $c{static get type(){return"ViewportDepthTextureNode"}constructor(e=Fc,t=null){null===jc&&(jc=new B),super(e,t,jc)}}const Xc=Ri(qc);class Kc extends Ds{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===Kc.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,r=this.valueNode;let s=null;if(t===Kc.DEPTH_BASE)null!==r&&(s=eh().assign(r));else if(t===Kc.DEPTH)s=e.isPerspectiveCamera?Qc(fl.z,Ou,Gu):Yc(fl.z,Ou,Gu);else if(t===Kc.LINEAR_DEPTH)if(null!==r)if(e.isPerspectiveCamera){const e=Zc(r,Ou,Gu);s=Yc(e,Ou,Gu)}else s=r;else s=Yc(fl.z,Ou,Gu);return s}}Kc.DEPTH_BASE="depthBase",Kc.DEPTH="depth",Kc.LINEAR_DEPTH="linearDepth";const Yc=(e,t,r)=>e.add(t).div(t.sub(r)),Qc=(e,t,r)=>t.add(e).mul(r).div(r.sub(t).mul(e)),Zc=(e,t,r)=>t.mul(r).div(r.sub(t).mul(e).sub(r)),Jc=(e,t,r)=>{t=t.max(1e-6).toVar();const s=Co(e.negate().div(t)),i=Co(r.div(t));return s.div(i)},eh=Ri(Kc,Kc.DEPTH_BASE),th=Ci(Kc,Kc.DEPTH),rh=Ri(Kc,Kc.LINEAR_DEPTH),sh=rh(Xc());th.assign=e=>eh(e);const ih=Ri(class extends Ds{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}});class nh extends Ds{static get type(){return"ClippingNode"}constructor(e=nh.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:r,unionPlanes:s}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===nh.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(r,s):this.scope===nh.HARDWARE?this.setupHardwareClipping(s,e):this.setupDefault(r,s)}setupAlphaToCoverage(e,t){return Ei((()=>{const r=Pi().toVar("distanceToPlane"),s=Pi().toVar("distanceToGradient"),i=Pi(1).toVar("clipOpacity"),n=t.length;if(!1===this.hardwareClipping&&n>0){const e=Du(t);yc(n,(({i:t})=>{const n=e.element(t);r.assign(fl.dot(n.xyz).negate().add(n.w)),s.assign(r.fwidth().div(2)),i.mulAssign(Ta(s.negate(),s,r))}))}const o=e.length;if(o>0){const t=Du(e),n=Pi(1).toVar("intersectionClipOpacity");yc(o,(({i:e})=>{const i=t.element(e);r.assign(fl.dot(i.xyz).negate().add(i.w)),s.assign(r.fwidth().div(2)),n.mulAssign(Ta(s.negate(),s,r).oneMinus())})),i.mulAssign(n.oneMinus())}pn.a.mulAssign(i),pn.a.equal(0).discard()}))()}setupDefault(e,t){return Ei((()=>{const r=t.length;if(!1===this.hardwareClipping&&r>0){const e=Du(t);yc(r,(({i:t})=>{const r=e.element(t);fl.dot(r.xyz).greaterThan(r.w).discard()}))}const s=e.length;if(s>0){const t=Du(e),r=Di(!0).toVar("clipped");yc(s,(({i:e})=>{const s=t.element(e);r.assign(fl.dot(s.xyz).greaterThan(s.w).and(r))})),r.discard()}}))()}setupHardwareClipping(e,t){const r=e.length;return t.enableHardwareClipping(r),Ei((()=>{const s=Du(e),i=ih(t.getClipDistance());yc(r,(({i:e})=>{const t=s.element(e),r=fl.dot(t.xyz).sub(t.w).negate();i.element(e).assign(r)}))}))()}}nh.ALPHA_TO_COVERAGE="alphaToCoverage",nh.DEFAULT="default",nh.HARDWARE="hardware";const oh=Ei((([e])=>Uo(Xn(1e4,Po(Xn(17,e.x).add(Xn(.1,e.y)))).mul(jn(.1,Go(Po(Xn(13,e.y).add(e.x)))))))),ah=Ei((([e])=>oh(Vi(oh(e.xy),e.z)))),uh=Ei((([e])=>{const t=ta(zo(Ho(e.xyz)),zo(jo(e.xyz))),r=Pi(1).div(Pi(.05).mul(t)).toVar("pixScale"),s=Vi(Ao(Mo(Co(r))),Ao(Bo(Co(r)))),i=Vi(ah(Mo(s.x.mul(e.xyz))),ah(Mo(s.y.mul(e.xyz)))),n=Uo(Co(r)),o=jn(Xn(n.oneMinus(),i.x),Xn(n,i.y)),a=ea(n,n.oneMinus()),u=zi(o.mul(o).div(Xn(2,a).mul(qn(1,a))),o.sub(Xn(.5,a)).div(qn(1,a)),qn(1,qn(1,o).mul(qn(1,o)).div(Xn(2,a).mul(qn(1,a))))),l=o.lessThan(a.oneMinus()).select(o.lessThan(a).select(u.x,u.y),u.z);return ya(l,1e-6,1)})).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class lh extends F{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.shadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null}customProgramCacheKey(){return this.type+ms(this)}build(e){this.setup(e)}setupObserver(e){return new ds(e)}setup(e){e.context.setupNormal=()=>this.setupNormal(e),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,r=t.getRenderTarget();e.addStack();const s=this.vertexNode||this.setupVertex(e);let i;e.stack.outputNode=s,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const n=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==r?!0===r.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const s=this.setupLighting(e);null!==n&&e.stack.add(n);const o=ji(s,pn.a).max(0);if(i=this.setupOutput(e,o),Bn.assign(i),null!==this.outputNode&&(i=this.outputNode),null!==r){const e=t.getMRT(),r=this.mrtNode;null!==e?(i=e,null!==r&&(i=e.merge(r))):null!==r&&(i=r)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=ji(t)),i=this.setupOutput(e,t)}e.stack.outputNode=i,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:r}=e.clippingContext;let s=null;if(t.length>0||r.length>0){const t=e.renderer.samples;this.alphaToCoverage&&t>1?s=Ni(new nh(nh.ALPHA_TO_COVERAGE)):e.stack.add(Ni(new nh))}return s}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.add(Ni(new nh(nh.HARDWARE))),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:r}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();e&&e.has("depth")?s=e.get("depth"):!0===t.logarithmicDepthBuffer&&(s=r.isPerspectiveCamera?Jc(fl.z,Ou,Gu):Yc(fl.z,Ou,Gu))}null!==s&&th.assign(s).append()}setupPositionView(){return al.mul(hl).xyz}setupModelViewProjection(){return ku.mul(fl)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.vertex=e.removeStack(),Jd}setupPosition(e){const{object:t,geometry:r}=e;if((r.morphAttributes.position||r.morphAttributes.normal||r.morphAttributes.color)&&Nc(t).append(),!0===t.isSkinnedMesh&&mc(t).append(),this.displacementMap){const e=$l("displacementMap","texture"),t=$l("displacementScale","float"),r=$l("displacementBias","float");hl.addAssign(vl.normalize().mul(e.x.mul(t).add(r)))}return t.isBatchedMesh&&hc(t).append(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&dc(t).append(),null!==this.positionNode&&hl.assign(this.positionNode.context({isPositionNodeInput:!0})),hl}setupDiffuseColor({object:e,geometry:t}){let r=this.colorNode?ji(this.colorNode):fd;if(!0===this.vertexColors&&t.hasAttribute("color")&&(r=ji(r.xyz.mul(Su("color","vec3")),r.a)),e.instanceColor){r=hn("vec3","vInstanceColor").mul(r)}if(e.isBatchedMesh&&e._colorsTexture){r=hn("vec3","vBatchColor").mul(r)}pn.assign(r);const s=this.opacityNode?Pi(this.opacityNode):bd;if(pn.a.assign(pn.a.mul(s)),null!==this.alphaTestNode||this.alphaTest>0){const e=null!==this.alphaTestNode?Pi(this.alphaTestNode):md;pn.a.lessThanEqual(e).discard()}!0===this.alphaHash&&pn.a.lessThan(uh(hl)).discard(),!1===this.transparent&&this.blending===U&&!1===this.alphaToCoverage&&pn.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?zi(0):pn.rgb}setupNormal(){return this.normalNode?zi(this.normalNode):Cd}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?$l("envMap","cubeTexture"):$l("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Ec(Yd)),t}setupLights(e){const t=[],r=this.setupEnvironment(e);r&&r.isLightingNode&&t.push(r);const s=this.setupLightMap(e);if(s&&s.isLightingNode&&t.push(s),null!==this.aoNode||e.material.aoMap){const e=null!==this.aoNode?this.aoNode:Qd;t.push(new Ac(e))}let i=this.lightsNode||e.lightsNode;return t.length>0&&(i=e.renderer.lighting.createNode([...i.getLights(),...t])),i}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:r,backdropAlphaNode:s,emissiveNode:i}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let o=this.setupOutgoingLight(e);if(n&&n.getScope().hasLights){const t=this.setupLightingModel(e);o=Cc(n,t,r,s)}else null!==r&&(o=zi(null!==s?fa(o,r,s):r));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(gn.assign(zi(i||xd)),o=o.add(gn)),o}setupOutput(e,t){if(!0===this.fog){const r=e.fogNode;r&&(Bn.assign(t),t=ji(r))}return t}setDefaultValues(e){for(const t in e){const r=e[t];void 0===this[t]&&(this[t]=r,r&&r.clone&&(this[t]=r.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const r=F.prototype.toJSON.call(this,e),s=fs(this);r.inputNodes={};for(const{property:t,childNode:i}of s)r.inputNodes[t]=i.toJSON(e).uuid;function i(e){const t=[];for(const r in e){const s=e[r];delete s.metadata,t.push(s)}return t}if(t){const t=i(e.textures),s=i(e.images),n=i(e.nodes);t.length>0&&(r.textures=t),s.length>0&&(r.images=s),n.length>0&&(r.nodes=n)}return r}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.shadowPositionNode=e.shadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,super.copy(e)}}const dh=new P;class ch extends lh{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(dh),this.setValues(e)}}const hh=new I;class ph extends lh{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(hh),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?Pi(this.offsetNode):qd,t=this.dashScaleNode?Pi(this.dashScaleNode):$d,r=this.dashSizeNode?Pi(this.dashSizeNode):Wd,s=this.gapSizeNode?Pi(this.gapSizeNode):Hd;Fn.assign(r),Un.assign(s);const i=Ga(Su("lineDistance").mul(t));(e?i.add(e):i).mod(Fn.add(Un)).greaterThan(Fn).discard()}}let gh=null;class mh extends $c{static get type(){return"ViewportSharedTextureNode"}constructor(e=Fc,t=null){null===gh&&(gh=new w),super(e,t,gh)}updateReference(){return this}}const fh=Ri(mh),yh=new I;class xh extends lh{static get type(){return"Line2NodeMaterial"}constructor(e={}){super(),this.isLine2NodeMaterial=!0,this.setDefaultValues(yh),this.useColor=e.vertexColors,this.dashOffset=0,this.lineWidth=1,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.blending=L,this._useDash=e.dashed,this._useAlphaToCoverage=!0,this._useWorldUnits=!1,this.setValues(e)}setup(e){const{renderer:t}=e,r=this._useAlphaToCoverage,s=this.useColor,i=this._useDash,n=this._useWorldUnits,o=Ei((({start:e,end:t})=>{const r=ku.element(2).element(2),s=ku.element(3).element(2).mul(-.5).div(r).sub(e.z).div(t.z.sub(e.z));return ji(fa(e.xyz,t.xyz,s),t.w)})).setLayout({name:"trimSegment",type:"vec4",inputs:[{name:"start",type:"vec4"},{name:"end",type:"vec4"}]});this.vertexNode=Ei((()=>{const e=Su("instanceStart"),t=Su("instanceEnd"),r=ji(al.mul(ji(e,1))).toVar("start"),s=ji(al.mul(ji(t,1))).toVar("end");if(i){const e=this.dashScaleNode?Pi(this.dashScaleNode):$d,t=this.offsetNode?Pi(this.offsetNode):qd,r=Su("instanceDistanceStart"),s=Su("instanceDistanceEnd");let i=cl.y.lessThan(.5).select(e.mul(r),e.mul(s));i=i.add(t),hn("float","lineDistance").assign(i)}n&&(hn("vec3","worldStart").assign(r.xyz),hn("vec3","worldEnd").assign(s.xyz));const a=Ic.z.div(Ic.w),u=ku.element(2).element(3).equal(-1);Bi(u,(()=>{Bi(r.z.lessThan(0).and(s.z.greaterThan(0)),(()=>{s.assign(o({start:r,end:s}))})).ElseIf(s.z.lessThan(0).and(r.z.greaterThanEqual(0)),(()=>{r.assign(o({start:s,end:r}))}))}));const l=ku.mul(r),d=ku.mul(s),c=l.xyz.div(l.w),h=d.xyz.div(d.w),p=h.xy.sub(c.xy).toVar();p.x.assign(p.x.mul(a)),p.assign(p.normalize());const g=ji().toVar();if(n){const e=s.xyz.sub(r.xyz).normalize(),t=fa(r.xyz,s.xyz,.5).normalize(),n=e.cross(t).normalize(),o=e.cross(n),a=hn("vec4","worldPos");a.assign(cl.y.lessThan(.5).select(r,s));const u=jd.mul(.5);a.addAssign(ji(cl.x.lessThan(0).select(n.mul(u),n.mul(u).negate()),0)),i||(a.addAssign(ji(cl.y.lessThan(.5).select(e.mul(u).negate(),e.mul(u)),0)),a.addAssign(ji(o.mul(u),0)),Bi(cl.y.greaterThan(1).or(cl.y.lessThan(0)),(()=>{a.subAssign(ji(o.mul(2).mul(u),0))}))),g.assign(ku.mul(a));const l=zi().toVar();l.assign(cl.y.lessThan(.5).select(c,h)),g.z.assign(l.z.mul(g.w))}else{const e=Vi(p.y,p.x.negate()).toVar("offset");p.x.assign(p.x.div(a)),e.x.assign(e.x.div(a)),e.assign(cl.x.lessThan(0).select(e.negate(),e)),Bi(cl.y.lessThan(0),(()=>{e.assign(e.sub(p))})).ElseIf(cl.y.greaterThan(1),(()=>{e.assign(e.add(p))})),e.assign(e.mul(jd)),e.assign(e.div(Ic.w)),g.assign(cl.y.lessThan(.5).select(l,d)),e.assign(e.mul(g.w)),g.assign(g.add(ji(e,0,0)))}return g}))();const a=Ei((({p1:e,p2:t,p3:r,p4:s})=>{const i=e.sub(r),n=s.sub(r),o=t.sub(e),a=i.dot(n),u=n.dot(o),l=i.dot(o),d=n.dot(n),c=o.dot(o).mul(d).sub(u.mul(u)),h=a.mul(u).sub(l.mul(d)).div(c).clamp(),p=a.add(u.mul(h)).div(d).clamp();return Vi(h,p)}));if(this.colorNode=Ei((()=>{const e=Au();if(i){const t=this.dashSizeNode?Pi(this.dashSizeNode):Wd,r=this.gapSizeNode?Pi(this.gapSizeNode):Hd;Fn.assign(t),Un.assign(r);const s=hn("float","lineDistance");e.y.lessThan(-1).or(e.y.greaterThan(1)).discard(),s.mod(Fn.add(Un)).greaterThan(Fn).discard()}const o=Pi(1).toVar("alpha");if(n){const e=hn("vec3","worldStart"),s=hn("vec3","worldEnd"),n=hn("vec4","worldPos").xyz.normalize().mul(1e5),u=s.sub(e),l=a({p1:e,p2:s,p3:zi(0,0,0),p4:n}),d=e.add(u.mul(l.x)),c=n.mul(l.y),h=d.sub(c).length().div(jd);if(!i)if(r&&t.samples>1){const e=h.fwidth();o.assign(Ta(e.negate().add(.5),e.add(.5),h).oneMinus())}else h.greaterThan(.5).discard()}else if(r&&t.samples>1){const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1)),s=t.mul(t).add(r.mul(r)),i=Pi(s.fwidth()).toVar("dlen");Bi(e.y.abs().greaterThan(1),(()=>{o.assign(Ta(i.oneMinus(),i.add(1),s).oneMinus())}))}else Bi(e.y.abs().greaterThan(1),(()=>{const t=e.x,r=e.y.greaterThan(0).select(e.y.sub(1),e.y.add(1));t.mul(t).add(r.mul(r)).greaterThan(1).discard()}));let u;if(this.lineColorNode)u=this.lineColorNode;else if(s){const e=Su("instanceColorStart"),t=Su("instanceColorEnd");u=cl.y.lessThan(.5).select(e,t).mul(fd)}else u=fd;return ji(u,o)}))(),this.transparent){const e=this.opacityNode?Pi(this.opacityNode):bd;this.outputNode=ji(this.colorNode.rgb.mul(e).add(fh().rgb.mul(e.oneMinus())),this.colorNode.a)}super.setup(e)}get worldUnits(){return this._useWorldUnits}set worldUnits(e){this._useWorldUnits!==e&&(this._useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this._useDash}set dashed(e){this._useDash!==e&&(this._useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const bh=e=>Ni(e).mul(.5).add(.5),Th=new D;class _h extends lh{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(Th),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?Pi(this.opacityNode):bd;pn.assign(ji(bh(Rl),e))}}class vh extends Gs{static get type(){return"EquirectUVNode"}constructor(e=ml){super("vec2"),this.dirNode=e}setup(){const e=this.dirNode,t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),r=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return Vi(t,r)}}const Nh=Ri(vh);class Sh extends V{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const r=t.minFilter,s=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new O(5,5,5),n=Nh(ml),o=new lh;o.colorNode=Bu(t,n,0),o.side=T,o.blending=L;const a=new G(i,o),u=new k;u.add(a),t.minFilter===M&&(t.minFilter=z);const l=new $(1,10,this),d=e.getMRT();return e.setMRT(null),l.update(e,u),e.setMRT(d),t.minFilter=r,t.currentGenerateMipmaps=s,a.geometry.dispose(),a.material.dispose(),this}}const Ah=new WeakMap;class Rh extends Gs{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=Dl();const t=new W;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=ws.RENDER}updateBefore(e){const{renderer:t,material:r}=e,s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:r[s.property];if(e&&e.isTexture){const r=e.mapping;if(r===H||r===j){if(Ah.has(e)){const t=Ah.get(e);Eh(t,e.mapping),this._cubeTexture=t}else{const r=e.image;if(function(e){return null!=e&&e.height>0}(r)){const s=new Sh(r.height);s.fromEquirectangularTexture(t,e),Eh(s.texture,e.mapping),this._cubeTexture=s.texture,Ah.set(e,s.texture),e.addEventListener("dispose",Ch)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function Ch(e){const t=e.target;t.removeEventListener("dispose",Ch);const r=Ah.get(t);void 0!==r&&(Ah.delete(t),r.dispose())}function Eh(e,t){t===H?e.mapping=_:t===j&&(e.mapping=v)}const wh=Ri(Rh);class Mh extends Sc{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=wh(this.envNode)}}class Bh extends Sc{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=Pi(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class Fh{start(){}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class Uh extends Fh{constructor(){super()}indirect(e,t,r){const s=e.ambientOcclusion,i=e.reflectedLight,n=r.context.irradianceLightMap;i.indirectDiffuse.assign(ji(0)),n?i.indirectDiffuse.addAssign(n):i.indirectDiffuse.addAssign(ji(1,1,1,0)),i.indirectDiffuse.mulAssign(s),i.indirectDiffuse.mulAssign(pn.rgb)}finish(e,t,r){const s=r.material,i=e.outgoingLight,n=r.context.environment;if(n)switch(s.combine){case K:i.rgb.assign(fa(i.rgb,i.rgb.mul(n.rgb),Nd.mul(Sd)));break;case X:i.rgb.assign(fa(i.rgb,n.rgb,Nd.mul(Sd)));break;case q:i.rgb.addAssign(n.rgb.mul(Nd.mul(Sd)));break;default:console.warn("THREE.BasicLightingModel: Unsupported .combine value:",s.combine)}}}const Ph=new Y;class Ih extends lh{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Ph),this.setValues(e)}setupNormal(){return Sl}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Mh(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Bh(Yd)),t}setupOutgoingLight(){return pn.rgb}setupLightingModel(){return new Uh}}const Lh=Ei((({f0:e,f90:t,dotVH:r})=>{const s=r.mul(-5.55473).sub(6.98316).mul(r).exp2();return e.mul(s.oneMinus()).add(t.mul(s))})),Dh=Ei((e=>e.diffuseColor.mul(1/Math.PI))),Vh=Ei((({dotNH:e})=>Mn.mul(Pi(.5)).add(1).mul(Pi(1/Math.PI)).mul(e.pow(Mn)))),Oh=Ei((({lightDirection:e})=>{const t=e.add(yl).normalize(),r=Rl.dot(t).clamp(),s=yl.dot(t).clamp(),i=Lh({f0:En,f90:1,dotVH:s}),n=Pi(.25),o=Vh({dotNH:r});return i.mul(n).mul(o)}));class Gh extends Uh{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Rl.dot(e).clamp().mul(t);r.directDiffuse.addAssign(s.mul(Dh({diffuseColor:pn.rgb}))),!0===this.specular&&r.directSpecular.addAssign(s.mul(Oh({lightDirection:e})).mul(Nd))}indirect({ambientOcclusion:e,irradiance:t,reflectedLight:r}){r.indirectDiffuse.addAssign(t.mul(Dh({diffuseColor:pn}))),r.indirectDiffuse.mulAssign(e)}}const kh=new Q;class zh extends lh{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(kh),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Mh(t):null}setupLightingModel(){return new Gh(!1)}}const $h=new Z;class Wh extends lh{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues($h),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new Mh(t):null}setupLightingModel(){return new Gh}setupVariants(){const e=(this.shininessNode?Pi(this.shininessNode):yd).max(1e-4);Mn.assign(e);const t=this.specularNode||Td;En.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const Hh=Ei((e=>{if(!1===e.geometry.hasAttribute("normal"))return Pi(0);const t=Sl.dFdx().abs().max(Sl.dFdy().abs());return t.x.max(t.y).max(t.z)})),jh=Ei((e=>{const{roughness:t}=e,r=Hh();let s=t.max(.0525);return s=s.add(r),s=s.min(1),s})),qh=Ei((({alpha:e,dotNL:t,dotNV:r})=>{const s=e.pow2(),i=t.mul(s.add(s.oneMinus().mul(r.pow2())).sqrt()),n=r.mul(s.add(s.oneMinus().mul(t.pow2())).sqrt());return Kn(.5,i.add(n).max(fo))})).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),Xh=Ei((({alphaT:e,alphaB:t,dotTV:r,dotBV:s,dotTL:i,dotBL:n,dotNV:o,dotNL:a})=>{const u=a.mul(zi(e.mul(r),t.mul(s),o).length()),l=o.mul(zi(e.mul(i),t.mul(n),a).length());return Kn(.5,u.add(l)).saturate()})).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),Kh=Ei((({alpha:e,dotNH:t})=>{const r=e.pow2(),s=t.pow2().mul(r.oneMinus()).oneMinus();return r.div(s.pow2()).mul(1/Math.PI)})).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),Yh=Pi(1/Math.PI),Qh=Ei((({alphaT:e,alphaB:t,dotNH:r,dotTH:s,dotBH:i})=>{const n=e.mul(t),o=zi(t.mul(s),e.mul(i),n.mul(r)),a=o.dot(o),u=n.div(a);return Yh.mul(n.mul(u.pow2()))})).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),Zh=Ei((e=>{const{lightDirection:t,f0:r,f90:s,roughness:i,f:n,USE_IRIDESCENCE:o,USE_ANISOTROPY:a}=e,u=e.normalView||Rl,l=i.pow2(),d=t.add(yl).normalize(),c=u.dot(t).clamp(),h=u.dot(yl).clamp(),p=u.dot(d).clamp(),g=yl.dot(d).clamp();let m,f,y=Lh({f0:r,f90:s,dotVH:g});if(Ti(o)&&(y=_n.mix(y,n)),Ti(a)){const e=Rn.dot(t),r=Rn.dot(yl),s=Rn.dot(d),i=Cn.dot(t),n=Cn.dot(yl),o=Cn.dot(d);m=Xh({alphaT:Sn,alphaB:l,dotTV:r,dotBV:n,dotTL:e,dotBL:i,dotNV:h,dotNL:c}),f=Qh({alphaT:Sn,alphaB:l,dotNH:p,dotTH:s,dotBH:o})}else m=qh({alpha:l,dotNL:c,dotNV:h}),f=Kh({alpha:l,dotNH:p});return y.mul(m).mul(f)})),Jh=Ei((({roughness:e,dotNV:t})=>{const r=ji(-1,-.0275,-.572,.022),s=ji(1,.0425,1.04,-.04),i=e.mul(r).add(s),n=i.x.mul(i.x).min(t.mul(-9.28).exp2()).mul(i.x).add(i.y);return Vi(-1.04,1.04).mul(n).add(i.zw)})).setLayout({name:"DFGApprox",type:"vec2",inputs:[{name:"roughness",type:"float"},{name:"dotNV",type:"vec3"}]}),ep=Ei((e=>{const{dotNV:t,specularColor:r,specularF90:s,roughness:i}=e,n=Jh({dotNV:t,roughness:i});return r.mul(n.x).add(s.mul(n.y))})),tp=Ei((({f:e,f90:t,dotVH:r})=>{const s=r.oneMinus().saturate(),i=s.mul(s),n=s.mul(i,i).clamp(0,.9999);return e.sub(zi(t).mul(n)).div(n.oneMinus())})).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),rp=Ei((({roughness:e,dotNH:t})=>{const r=e.pow2(),s=Pi(1).div(r),i=t.pow2().oneMinus().max(.0078125);return Pi(2).add(s).mul(i.pow(s.mul(.5))).div(2*Math.PI)})).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),sp=Ei((({dotNV:e,dotNL:t})=>Pi(1).div(Pi(4).mul(t.add(e).sub(t.mul(e)))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),ip=Ei((({lightDirection:e})=>{const t=e.add(yl).normalize(),r=Rl.dot(e).clamp(),s=Rl.dot(yl).clamp(),i=Rl.dot(t).clamp(),n=rp({roughness:Tn,dotNH:i}),o=sp({dotNV:s,dotNL:r});return bn.mul(n).mul(o)})),np=Ei((({N:e,V:t,roughness:r})=>{const s=e.dot(t).saturate(),i=Vi(r,s.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i})).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),op=Ei((({f:e})=>{const t=e.length();return ta(t.mul(t).add(e.z).div(t.add(1)),0)})).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),ap=Ei((({v1:e,v2:t})=>{const r=e.dot(t),s=r.abs().toVar(),i=s.mul(.0145206).add(.4965155).mul(s).add(.8543985).toVar(),n=s.add(4.1616724).mul(s).add(3.417594).toVar(),o=i.div(n),a=r.greaterThan(0).select(o,ta(r.mul(r).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(o));return e.cross(t).mul(a)})).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),up=Ei((({N:e,V:t,P:r,mInv:s,p0:i,p1:n,p2:o,p3:a})=>{const u=n.sub(i).toVar(),l=a.sub(i).toVar(),d=u.cross(l),c=zi().toVar();return Bi(d.dot(r.sub(i)).greaterThanEqual(0),(()=>{const u=t.sub(e.mul(t.dot(e))).normalize(),l=e.cross(u).negate(),d=s.mul(Qi(u,l,e).transpose()).toVar(),h=d.mul(i.sub(r)).normalize().toVar(),p=d.mul(n.sub(r)).normalize().toVar(),g=d.mul(o.sub(r)).normalize().toVar(),m=d.mul(a.sub(r)).normalize().toVar(),f=zi(0).toVar();f.addAssign(ap({v1:h,v2:p})),f.addAssign(ap({v1:p,v2:g})),f.addAssign(ap({v1:g,v2:m})),f.addAssign(ap({v1:m,v2:h})),c.assign(zi(op({f:f})))})),c})).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),lp=1/6,dp=e=>Xn(lp,Xn(e,Xn(e,e.negate().add(3)).sub(3)).add(1)),cp=e=>Xn(lp,Xn(e,Xn(e,Xn(3,e).sub(6))).add(4)),hp=e=>Xn(lp,Xn(e,Xn(e,Xn(-3,e).add(3)).add(3)).add(1)),pp=e=>Xn(lp,la(e,3)),gp=e=>dp(e).add(cp(e)),mp=e=>hp(e).add(pp(e)),fp=e=>jn(-1,cp(e).div(dp(e).add(cp(e)))),yp=e=>jn(1,pp(e).div(hp(e).add(pp(e)))),xp=(e,t,r)=>{const s=e.uvNode,i=Xn(s,t.zw).add(.5),n=Mo(i),o=Uo(i),a=gp(o.x),u=mp(o.x),l=fp(o.x),d=yp(o.x),c=fp(o.y),h=yp(o.y),p=Vi(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=Vi(n.x.add(d),n.y.add(c)).sub(.5).mul(t.xy),m=Vi(n.x.add(l),n.y.add(h)).sub(.5).mul(t.xy),f=Vi(n.x.add(d),n.y.add(h)).sub(.5).mul(t.xy),y=gp(o.y).mul(jn(a.mul(e.sample(p).level(r)),u.mul(e.sample(g).level(r)))),x=mp(o.y).mul(jn(a.mul(e.sample(m).level(r)),u.mul(e.sample(f).level(r))));return y.add(x)},bp=Ei((([e,t=Pi(3)])=>{const r=Vi(e.size(Ii(t))),s=Vi(e.size(Ii(t.add(1)))),i=Kn(1,r),n=Kn(1,s),o=xp(e,ji(i,r),Mo(t)),a=xp(e,ji(n,s),Bo(t));return Uo(t).mix(o,a)})),Tp=Ei((([e,t,r,s,i])=>{const n=zi(ba(t.negate(),Fo(e),Kn(1,s))),o=zi(zo(i[0].xyz),zo(i[1].xyz),zo(i[2].xyz));return Fo(n).mul(r.mul(o))})).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),_p=Ei((([e,t])=>e.mul(ya(t.mul(2).sub(2),0,1)))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),vp=Hc(),Np=Hc(),Sp=Ei((([e,t,r],{material:s})=>{const i=(s.side===T?vp:Np).sample(e),n=Co(Uc.x).mul(_p(t,r));return bp(i,n)})),Ap=Ei((([e,t,r])=>(Bi(r.notEqual(0),(()=>{const s=Ro(t).negate().div(r);return So(s.negate().mul(e))})),zi(1)))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),Rp=Ei((([e,t,r,s,i,n,o,a,u,l,d,c,h,p,g])=>{let m,f;if(g){m=ji().toVar(),f=zi().toVar();const i=d.sub(1).mul(g.mul(.025)),n=zi(d.sub(i),d,d.add(i));yc({start:0,end:3},(({i:i})=>{const d=n.element(i),g=Tp(e,t,c,d,a),y=o.add(g),x=l.mul(u.mul(ji(y,1))),b=Vi(x.xy.div(x.w)).toVar();b.addAssign(1),b.divAssign(2),b.assign(Vi(b.x,b.y.oneMinus()));const T=Sp(b,r,d);m.element(i).assign(T.element(i)),m.a.addAssign(T.a),f.element(i).assign(s.element(i).mul(Ap(zo(g),h,p).element(i)))})),m.a.divAssign(3)}else{const i=Tp(e,t,c,d,a),n=o.add(i),g=l.mul(u.mul(ji(n,1))),y=Vi(g.xy.div(g.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(Vi(y.x,y.y.oneMinus())),m=Sp(y,r,d),f=s.mul(Ap(zo(i),h,p))}const y=f.rgb.mul(m.rgb),x=e.dot(t).clamp(),b=zi(ep({dotNV:x,specularColor:i,specularF90:n,roughness:r})),T=f.r.add(f.g,f.b).div(3);return ji(b.oneMinus().mul(y),m.a.oneMinus().mul(T).oneMinus())})),Cp=Qi(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),Ep=(e,t)=>e.sub(t).div(e.add(t)).pow2(),wp=Ei((({outsideIOR:e,eta2:t,cosTheta1:r,thinFilmThickness:s,baseF0:i})=>{const n=fa(e,t,Ta(0,.03,s)),o=e.div(n).pow2().mul(r.pow2().oneMinus()).oneMinus();Bi(o.lessThan(0),(()=>zi(1)));const a=o.sqrt(),u=Ep(n,e),l=Lh({f0:u,f90:1,dotVH:r}),d=l.oneMinus(),c=n.lessThan(e).select(Math.PI,0),h=Pi(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return zi(1).add(t).div(zi(1).sub(t))})(i.clamp(0,.9999)),g=Ep(p,n.toVec3()),m=Lh({f0:g,f90:1,dotVH:a}),f=zi(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(s,a,2),x=zi(h).add(f),b=l.mul(m).clamp(1e-5,.9999),T=b.sqrt(),_=d.pow2().mul(m).div(zi(1).sub(b)),v=l.add(_).toVar(),N=_.sub(d).toVar();return yc({start:1,end:2,condition:"<=",name:"m"},(({m:e})=>{N.mulAssign(T);const t=((e,t)=>{const r=e.mul(2*Math.PI*1e-9),s=zi(54856e-17,44201e-17,52481e-17),i=zi(1681e3,1795300,2208400),n=zi(43278e5,93046e5,66121e5),o=Pi(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(r.mul(2239900).add(t.x).cos()).mul(r.pow2().mul(-45282e5).exp());let a=s.mul(n.mul(2*Math.PI).sqrt()).mul(i.mul(r).add(t).cos()).mul(r.pow2().negate().mul(n).exp());return a=zi(a.x.add(o),a.y,a.z).div(1.0685e-7),Cp.mul(a)})(Pi(e).mul(y),Pi(e).mul(x)).mul(2);v.addAssign(N.mul(t))})),v.max(zi(0))})).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),Mp=Ei((({normal:e,viewDir:t,roughness:r})=>{const s=e.dot(t).saturate(),i=r.pow2(),n=wa(r.lessThan(.25),Pi(-339.2).mul(i).add(Pi(161.4).mul(r)).sub(25.9),Pi(-8.48).mul(i).add(Pi(14.3).mul(r)).sub(9.95)),o=wa(r.lessThan(.25),Pi(44).mul(i).sub(Pi(23.7).mul(r)).add(3.26),Pi(1.97).mul(i).sub(Pi(3.27).mul(r)).add(.72));return wa(r.lessThan(.25),0,Pi(.1).mul(r).sub(.025)).add(n.mul(s).add(o).exp()).mul(1/Math.PI).saturate()})),Bp=zi(.04),Fp=Pi(1);class Up extends Fh{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=r,this.anisotropy=s,this.transmission=i,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=zi().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=zi().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=zi().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=zi().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=zi().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=Rl.dot(yl).clamp();this.iridescenceFresnel=wp({outsideIOR:Pi(1),eta2:vn,cosTheta1:e,thinFilmThickness:Nn,baseF0:En}),this.iridescenceF0=tp({f:this.iridescenceFresnel,f90:1,dotVH:e})}if(!0===this.transmission){const t=gl,r=ju.sub(gl).normalize(),s=Cl;e.backdrop=Rp(s,r,mn,pn,En,wn,t,tl,$u,ku,In,Dn,On,Vn,this.dispersion?Gn:null),e.backdropAlpha=Ln,pn.a.mulAssign(fa(1,e.backdrop.a,Ln))}}computeMultiscattering(e,t,r){const s=Rl.dot(yl).clamp(),i=Jh({roughness:mn,dotNV:s}),n=(this.iridescenceF0?_n.mix(En,this.iridescenceF0):En).mul(i.x).add(r.mul(i.y)),o=i.x.add(i.y).oneMinus(),a=En.add(En.oneMinus().mul(.047619)),u=n.mul(a).div(o.mul(a).oneMinus());e.addAssign(n),t.addAssign(u.mul(o))}direct({lightDirection:e,lightColor:t,reflectedLight:r}){const s=Rl.dot(e).clamp().mul(t);if(!0===this.sheen&&this.sheenSpecularDirect.addAssign(s.mul(ip({lightDirection:e}))),!0===this.clearcoat){const r=El.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(r.mul(Zh({lightDirection:e,f0:Bp,f90:Fp,roughness:xn,normalView:El})))}r.directDiffuse.addAssign(s.mul(Dh({diffuseColor:pn.rgb}))),r.directSpecular.addAssign(s.mul(Zh({lightDirection:e,f0:En,f90:1,roughness:mn,iridescence:this.iridescence,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:r,halfHeight:s,reflectedLight:i,ltc_1:n,ltc_2:o}){const a=t.add(r).sub(s),u=t.sub(r).sub(s),l=t.sub(r).add(s),d=t.add(r).add(s),c=Rl,h=yl,p=fl.toVar(),g=np({N:c,V:h,roughness:mn}),m=n.sample(g).toVar(),f=o.sample(g).toVar(),y=Qi(zi(m.x,0,m.y),zi(0,1,0),zi(m.z,0,m.w)).toVar(),x=En.mul(f.x).add(En.oneMinus().mul(f.y)).toVar();i.directSpecular.addAssign(e.mul(x).mul(up({N:c,V:h,P:p,mInv:y,p0:a,p1:u,p2:l,p3:d}))),i.directDiffuse.addAssign(e.mul(pn).mul(up({N:c,V:h,P:p,mInv:Qi(1,0,0,0,1,0,0,0,1),p0:a,p1:u,p2:l,p3:d})))}indirect(e,t,r){this.indirectDiffuse(e,t,r),this.indirectSpecular(e,t,r),this.ambientOcclusion(e,t,r)}indirectDiffuse({irradiance:e,reflectedLight:t}){t.indirectDiffuse.addAssign(e.mul(Dh({diffuseColor:pn})))}indirectSpecular({radiance:e,iblIrradiance:t,reflectedLight:r}){if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(t.mul(bn,Mp({normal:Rl,viewDir:yl,roughness:Tn}))),!0===this.clearcoat){const e=El.dot(yl).clamp(),t=ep({dotNV:e,specularColor:Bp,specularF90:Fp,roughness:xn});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const s=zi().toVar("singleScattering"),i=zi().toVar("multiScattering"),n=t.mul(1/Math.PI);this.computeMultiscattering(s,i,wn);const o=s.add(i),a=pn.mul(o.r.max(o.g).max(o.b).oneMinus());r.indirectSpecular.addAssign(e.mul(s)),r.indirectSpecular.addAssign(i.mul(n)),r.indirectDiffuse.addAssign(a.mul(n))}ambientOcclusion({ambientOcclusion:e,reflectedLight:t}){const r=Rl.dot(yl).clamp().add(e),s=mn.mul(-16).oneMinus().negate().exp2(),i=e.sub(r.pow(s).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(e),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(e),t.indirectDiffuse.mulAssign(e),t.indirectSpecular.mulAssign(i)}finish(e){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=El.dot(yl).clamp(),r=Lh({dotVH:e,f0:Bp,f90:Fp}),s=t.mul(yn.mul(r).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(yn));t.assign(s)}if(!0===this.sheen){const e=bn.r.max(bn.g).max(bn.b).mul(.157).oneMinus(),r=t.mul(e).add(this.sheenSpecularDirect,this.sheenSpecularIndirect);t.assign(r)}}}const Pp=Pi(1),Ip=Pi(-2),Lp=Pi(.8),Dp=Pi(-1),Vp=Pi(.4),Op=Pi(2),Gp=Pi(.305),kp=Pi(3),zp=Pi(.21),$p=Pi(4),Wp=Pi(4),Hp=Pi(16),jp=Ei((([e])=>{const t=zi(Go(e)).toVar(),r=Pi(-1).toVar();return Bi(t.x.greaterThan(t.z),(()=>{Bi(t.x.greaterThan(t.y),(()=>{r.assign(wa(e.x.greaterThan(0),0,3))})).Else((()=>{r.assign(wa(e.y.greaterThan(0),1,4))}))})).Else((()=>{Bi(t.z.greaterThan(t.y),(()=>{r.assign(wa(e.z.greaterThan(0),2,5))})).Else((()=>{r.assign(wa(e.y.greaterThan(0),1,4))}))})),r})).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),qp=Ei((([e,t])=>{const r=Vi().toVar();return Bi(t.equal(0),(()=>{r.assign(Vi(e.z,e.y).div(Go(e.x)))})).ElseIf(t.equal(1),(()=>{r.assign(Vi(e.x.negate(),e.z.negate()).div(Go(e.y)))})).ElseIf(t.equal(2),(()=>{r.assign(Vi(e.x.negate(),e.y).div(Go(e.z)))})).ElseIf(t.equal(3),(()=>{r.assign(Vi(e.z.negate(),e.y).div(Go(e.x)))})).ElseIf(t.equal(4),(()=>{r.assign(Vi(e.x.negate(),e.z).div(Go(e.y)))})).Else((()=>{r.assign(Vi(e.x,e.y).div(Go(e.z)))})),Xn(.5,r.add(1))})).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),Xp=Ei((([e])=>{const t=Pi(0).toVar();return Bi(e.greaterThanEqual(Lp),(()=>{t.assign(Pp.sub(e).mul(Dp.sub(Ip)).div(Pp.sub(Lp)).add(Ip))})).ElseIf(e.greaterThanEqual(Vp),(()=>{t.assign(Lp.sub(e).mul(Op.sub(Dp)).div(Lp.sub(Vp)).add(Dp))})).ElseIf(e.greaterThanEqual(Gp),(()=>{t.assign(Vp.sub(e).mul(kp.sub(Op)).div(Vp.sub(Gp)).add(Op))})).ElseIf(e.greaterThanEqual(zp),(()=>{t.assign(Gp.sub(e).mul($p.sub(kp)).div(Gp.sub(zp)).add(kp))})).Else((()=>{t.assign(Pi(-2).mul(Co(Xn(1.16,e))))})),t})).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),Kp=Ei((([e,t])=>{const r=e.toVar();r.assign(Xn(2,r).sub(1));const s=zi(r,1).toVar();return Bi(t.equal(0),(()=>{s.assign(s.zyx)})).ElseIf(t.equal(1),(()=>{s.assign(s.xzy),s.xz.mulAssign(-1)})).ElseIf(t.equal(2),(()=>{s.x.mulAssign(-1)})).ElseIf(t.equal(3),(()=>{s.assign(s.zyx),s.xz.mulAssign(-1)})).ElseIf(t.equal(4),(()=>{s.assign(s.xzy),s.xy.mulAssign(-1)})).ElseIf(t.equal(5),(()=>{s.z.mulAssign(-1)})),s})).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),Yp=Ei((([e,t,r,s,i,n])=>{const o=Pi(r),a=zi(t),u=ya(Xp(o),Ip,n),l=Uo(u),d=Mo(u),c=zi(Qp(e,a,d,s,i,n)).toVar();return Bi(l.notEqual(0),(()=>{const t=zi(Qp(e,a,d.add(1),s,i,n)).toVar();c.assign(fa(c,t,l))})),c})),Qp=Ei((([e,t,r,s,i,n])=>{const o=Pi(r).toVar(),a=zi(t),u=Pi(jp(a)).toVar(),l=Pi(ta(Wp.sub(o),0)).toVar();o.assign(ta(o,Wp));const d=Pi(Ao(o)).toVar(),c=Vi(qp(a,u).mul(d.sub(2)).add(1)).toVar();return Bi(u.greaterThan(2),(()=>{c.y.addAssign(d),u.subAssign(3)})),c.x.addAssign(u.mul(d)),c.x.addAssign(l.mul(Xn(3,Hp))),c.y.addAssign(Xn(4,Ao(n).sub(d))),c.x.mulAssign(s),c.y.mulAssign(i),e.sample(c).grad(Vi(),Vi())})),Zp=Ei((({envMap:e,mipInt:t,outputDirection:r,theta:s,axis:i,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:a})=>{const u=Io(s),l=r.mul(u).add(i.cross(r).mul(Po(s))).add(i.mul(i.dot(r).mul(u.oneMinus())));return Qp(e,l,t,n,o,a)})),Jp=Ei((({n:e,latitudinal:t,poleAxis:r,outputDirection:s,weights:i,samples:n,dTheta:o,mipInt:a,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})=>{const h=zi(wa(t,r,ua(r,s))).toVar();Bi(To(h.equals(zi(0))),(()=>{h.assign(zi(s.z,0,s.x.negate()))})),h.assign(Fo(h));const p=zi().toVar();return p.addAssign(i.element(Ii(0)).mul(Zp({theta:0,axis:h,outputDirection:s,mipInt:a,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),yc({start:Ii(1),end:e},(({i:e})=>{Bi(e.greaterThanEqual(n),(()=>{xc()}));const t=Pi(o.mul(Pi(e))).toVar();p.addAssign(i.element(e).mul(Zp({theta:t.mul(-1),axis:h,outputDirection:s,mipInt:a,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c}))),p.addAssign(i.element(e).mul(Zp({theta:t,axis:h,outputDirection:s,mipInt:a,envMap:u,CUBEUV_TEXEL_WIDTH:l,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:c})))})),ji(p,1)}));let eg=null;const tg=new WeakMap;function rg(e){let t=tg.get(e);if((void 0!==t?t.pmremVersion:-1)!==e.pmremVersion){const r=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const r=6;for(let s=0;s0}(r))return null;t=eg.fromEquirectangular(e,t)}t.pmremVersion=e.pmremVersion,tg.set(e,t)}return t.texture}class sg extends Gs{static get type(){return"PMREMNode"}constructor(e,t=null,r=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=r,this._generator=null;const s=new J;s.isRenderTargetTexture=!0,this._texture=Bu(s),this._width=ln(0),this._height=ln(0),this._maxMip=ln(0),this.updateBeforeType=ws.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,r=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:r,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(){let e=this._pmrem;const t=e?e.pmremVersion:-1,r=this._value;t!==r.pmremVersion&&(e=!0===r.isPMREMTexture?r:rg(r),null!==e&&(this._pmrem=e,this.updateFromTexture(e)))}setup(e){null===eg&&(eg=e.createPMREMGenerator()),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this));const r=this.value;e.renderer.coordinateSystem===u&&!0!==r.isPMREMTexture&&!0===r.isRenderTargetTexture&&(t=zi(t.x.negate(),t.yz)),t=zi(t.x,t.y.negate(),t.z);let s=this.levelNode;return null===s&&e.context.getTextureLevel&&(s=e.context.getTextureLevel(this)),Yp(this._texture,t,s,this._width,this._height,this._maxMip)}}const ig=Ri(sg),ng=new WeakMap;class og extends Sc{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const e=r.isTextureNode?r.value:t[r.property];let s=ng.get(e);void 0===s&&(s=ig(e),ng.set(e,s)),r=s}const s=t.envMap?Gl("envMapIntensity","float",e.material):Gl("environmentIntensity","float",e.scene),i=!0===t.useAnisotropy||t.anisotropy>0?nd:Rl,n=r.context(ag(mn,i)).mul(s),o=r.context(ug(Cl)).mul(Math.PI).mul(s),a=hu(n),u=hu(o);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(u);const l=e.context.lightingModel.clearcoatRadiance;if(l){const e=r.context(ag(xn,El)).mul(s),t=hu(e);l.addAssign(t)}}}const ag=(e,t)=>{let r=null;return{getUV:()=>(null===r&&(r=yl.negate().reflect(t),r=e.mul(e).mix(r,t).normalize(),r=r.transformDirection($u)),r),getTextureLevel:()=>e}},ug=e=>({getUV:()=>e,getTextureLevel:()=>Pi(1)}),lg=new ee;class dg extends lh{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(lg),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new og(t):null}setupLightingModel(){return new Up}setupSpecular(){const e=fa(zi(.04),pn.rgb,fn);En.assign(e),wn.assign(1)}setupVariants(){const e=this.metalnessNode?Pi(this.metalnessNode):Rd;fn.assign(e);let t=this.roughnessNode?Pi(this.roughnessNode):Ad;t=jh({roughness:t}),mn.assign(t),this.setupSpecular(),pn.assign(ji(pn.rgb.mul(e.oneMinus()),pn.a))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const cg=new te;class hg extends dg{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(cg),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?Pi(this.iorNode):Gd;In.assign(e),En.assign(fa(ea(da(In.sub(1).div(In.add(1))).mul(vd),zi(1)).mul(_d),pn.rgb,fn)),wn.assign(fa(_d,1,fn))}setupLightingModel(){return new Up(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?Pi(this.clearcoatNode):Ed,t=this.clearcoatRoughnessNode?Pi(this.clearcoatRoughnessNode):wd;yn.assign(e),xn.assign(jh({roughness:t}))}if(this.useSheen){const e=this.sheenNode?zi(this.sheenNode):Fd,t=this.sheenRoughnessNode?Pi(this.sheenRoughnessNode):Ud;bn.assign(e),Tn.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?Pi(this.iridescenceNode):Id,t=this.iridescenceIORNode?Pi(this.iridescenceIORNode):Ld,r=this.iridescenceThicknessNode?Pi(this.iridescenceThicknessNode):Dd;_n.assign(e),vn.assign(t),Nn.assign(r)}if(this.useAnisotropy){const e=(this.anisotropyNode?Vi(this.anisotropyNode):Pd).toVar();An.assign(e.length()),Bi(An.equal(0),(()=>{e.assign(Vi(1,0))})).Else((()=>{e.divAssign(Vi(An)),An.assign(An.saturate())})),Sn.assign(An.pow2().mix(mn.pow2(),1)),Rn.assign(sd[0].mul(e.x).add(sd[1].mul(e.y))),Cn.assign(sd[1].mul(e.x).sub(sd[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?Pi(this.transmissionNode):Vd,t=this.thicknessNode?Pi(this.thicknessNode):Od,r=this.attenuationDistanceNode?Pi(this.attenuationDistanceNode):kd,s=this.attenuationColorNode?zi(this.attenuationColorNode):zd;if(Ln.assign(e),Dn.assign(t),Vn.assign(r),On.assign(s),this.useDispersion){const e=this.dispersionNode?Pi(this.dispersionNode):Kd;Gn.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?zi(this.clearcoatNormalNode):Md}setup(e){e.context.setupClearcoatNormal=()=>this.setupClearcoatNormal(e),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}class pg extends Up{constructor(e=!1,t=!1,r=!1,s=!1,i=!1,n=!1,o=!1){super(e,t,r,s,i,n),this.useSSS=o}direct({lightDirection:e,lightColor:t,reflectedLight:r},s,i){if(!0===this.useSSS){const s=i.material,{thicknessColorNode:n,thicknessDistortionNode:o,thicknessAmbientNode:a,thicknessAttenuationNode:u,thicknessPowerNode:l,thicknessScaleNode:d}=s,c=e.add(Rl.mul(o)).normalize(),h=Pi(yl.dot(c.negate()).saturate().pow(l).mul(d)),p=zi(h.add(a).mul(n));r.directDiffuse.addAssign(p.mul(u.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:r},s,i)}}class gg extends hg{static get type(){return"MeshSSSNodeMaterial"}constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=Pi(.1),this.thicknessAmbientNode=Pi(0),this.thicknessAttenuationNode=Pi(.1),this.thicknessPowerNode=Pi(2),this.thicknessScaleNode=Pi(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new pg(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}const mg=Ei((({normal:e,lightDirection:t,builder:r})=>{const s=e.dot(t),i=Vi(s.mul(.5).add(.5),0);if(r.material.gradientMap){const e=$l("gradientMap","texture").context({getUV:()=>i});return zi(e.r)}{const e=i.fwidth().mul(.5);return fa(zi(.7),zi(1),Ta(Pi(.7).sub(e.x),Pi(.7).add(e.x),i.x))}}));class fg extends Fh{direct({lightDirection:e,lightColor:t,reflectedLight:r},s,i){const n=mg({normal:_l,lightDirection:e,builder:i}).mul(t);r.directDiffuse.addAssign(n.mul(Dh({diffuseColor:pn.rgb})))}indirect({ambientOcclusion:e,irradiance:t,reflectedLight:r}){r.indirectDiffuse.addAssign(t.mul(Dh({diffuseColor:pn}))),r.indirectDiffuse.mulAssign(e)}}const yg=new re;class xg extends lh{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(yg),this.setValues(e)}setupLightingModel(){return new fg}}class bg extends Gs{static get type(){return"MatcapUVNode"}constructor(){super("vec2")}setup(){const e=zi(yl.z,0,yl.x.negate()).normalize(),t=yl.cross(e);return Vi(e.dot(Rl),t.dot(Rl)).mul(.495).add(.5)}}const Tg=Ci(bg),_g=new se;class vg extends lh{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(_g),this.setValues(e)}setupVariants(e){const t=Tg;let r;r=e.material.matcap?$l("matcap","texture").context({getUV:()=>t}):zi(fa(.2,.8,t.y)),pn.rgb.mulAssign(r.rgb)}}class Ng extends Gs{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:r}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),s=t.sin();return Yi(e,s,s.negate(),e).mul(r)}{const e=t,s=Zi(ji(1,0,0,0),ji(0,Io(e.x),Po(e.x).negate(),0),ji(0,Po(e.x),Io(e.x),0),ji(0,0,0,1)),i=Zi(ji(Io(e.y),0,Po(e.y),0),ji(0,1,0,0),ji(Po(e.y).negate(),0,Io(e.y),0),ji(0,0,0,1)),n=Zi(ji(Io(e.z),Po(e.z).negate(),0,0),ji(Po(e.z),Io(e.z),0,0),ji(0,0,1,0),ji(0,0,0,1));return s.mul(i).mul(n).mul(ji(r,1)).xyz}}}const Sg=Ri(Ng),Ag=new ie;class Rg extends lh{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.setDefaultValues(Ag),this.setValues(e)}setupPositionView(e){const{object:t,camera:r}=e,s=this.sizeAttenuation,{positionNode:i,rotationNode:n,scaleNode:o}=this,a=al.mul(zi(i||0));let u=Vi(tl[0].xyz.length(),tl[1].xyz.length());if(null!==o&&(u=u.mul(Pi(o))),!1===s)if(r.isPerspectiveCamera)u=u.mul(a.z.negate());else{const e=Pi(2).div(ku.element(1).element(1));u=u.mul(e.mul(2))}let l=cl.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,r)=>Ni(new Za(e,t,r)))("center","vec2",t);l=l.sub(e.sub(.5))}l=l.mul(u);const d=Pi(n||Bd),c=Sg(l,d);return ji(a.xy.add(c),a.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const Cg=new ne;class Eg extends Rg{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(Cg),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return al.mul(zi(e||hl)).xyz}setupVertex(e){const t=super.setupVertex(e);if(!0!==e.material.isNodeMaterial)return t;const{rotationNode:r,scaleNode:s,sizeNode:i}=this,n=cl.xy.toVar(),o=Ic.z.div(Ic.w);if(r&&r.isNode){const e=Pi(r);n.assign(Sg(n,e))}let a=null!==i?Vi(i):Xd;return!0===this.sizeAttenuation&&(a=a.mul(a.div(fl.z.negate()))),s&&s.isNode&&(a=a.mul(Vi(s))),n.mulAssign(a.mul(2)),n.assign(n.div(Ic.z)),n.y.assign(n.y.mul(o)),n.assign(n.mul(t.w)),t.addAssign(ji(n,0,0)),t}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}class wg extends Fh{constructor(){super(),this.shadowNode=Pi(1).toVar("shadowMask")}direct({shadowMask:e}){this.shadowNode.mulAssign(e)}finish(e){pn.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(pn.rgb)}}const Mg=new oe;class Bg extends lh{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.setDefaultValues(Mg),this.setValues(e)}setupLightingModel(){return new wg}}const Fg=Ei((({texture:e,uv:t})=>{const r=1e-4,s=zi().toVar();return Bi(t.x.lessThan(r),(()=>{s.assign(zi(1,0,0))})).ElseIf(t.y.lessThan(r),(()=>{s.assign(zi(0,1,0))})).ElseIf(t.z.lessThan(r),(()=>{s.assign(zi(0,0,1))})).ElseIf(t.x.greaterThan(.9999),(()=>{s.assign(zi(-1,0,0))})).ElseIf(t.y.greaterThan(.9999),(()=>{s.assign(zi(0,-1,0))})).ElseIf(t.z.greaterThan(.9999),(()=>{s.assign(zi(0,0,-1))})).Else((()=>{const r=.01,i=e.sample(t.add(zi(-.01,0,0))).r.sub(e.sample(t.add(zi(r,0,0))).r),n=e.sample(t.add(zi(0,-.01,0))).r.sub(e.sample(t.add(zi(0,r,0))).r),o=e.sample(t.add(zi(0,0,-.01))).r.sub(e.sample(t.add(zi(0,0,r))).r);s.assign(zi(i,n,o))})),s.normalize()}));class Ug extends Mu{static get type(){return"Texture3DNode"}constructor(e,t=null,r=null){super(e,t,r),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return zi(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){const r=this.value;return!e.isFlipY()||!0!==r.isRenderTargetTexture&&!0!==r.isFramebufferTexture||(t=this.sampler?t.flipY():t.setY(Ii(Cu(this,this.levelNode).y).sub(t.y).sub(1))),t}generateUV(e,t){return t.build(e,"vec3")}normal(e){return Fg({texture:this,uv:e})}}const Pg=Ri(Ug);class Ig extends lh{static get type(){return"VolumeNodeMaterial"}constructor(t){super(),this.isVolumeNodeMaterial=!0,this.base=new e(16777215),this.map=null,this.steps=100,this.testNode=null,this.setValues(t)}setup(e){const t=Pg(this.map,null,0),r=Ei((({orig:e,dir:t})=>{const r=zi(-.5),s=zi(.5),i=t.reciprocal(),n=r.sub(e).mul(i),o=s.sub(e).mul(i),a=ea(n,o),u=ta(n,o),l=ta(a.x,ta(a.y,a.z)),d=ea(u.x,ea(u.y,u.z));return Vi(l,d)}));this.fragmentNode=Ei((()=>{const e=Ga(zi(ol.mul(ji(ju,1)))),s=Ga(cl.sub(e)).normalize(),i=Vi(r({orig:e,dir:s})).toVar();i.x.greaterThan(i.y).discard(),i.assign(Vi(ta(i.x,0),i.y));const n=zi(e.add(i.x.mul(s))).toVar(),o=zi(s.abs().reciprocal()).toVar(),a=Pi(ea(o.x,ea(o.y,o.z))).toVar("delta");a.divAssign($l("steps","float"));const u=ji($l("base","color"),0).toVar();return yc({type:"float",start:i.x,end:i.y,update:"+= delta"},(()=>{const e=cn("float","d").assign(t.sample(n.add(.5)).r);null!==this.testNode?this.testNode({map:t,mapValue:e,probe:n,finalColor:u}).append():(u.a.assign(1),xc()),n.addAssign(s.mul(a))})),u.a.equal(0).discard(),ji(u)}))(),super.setup(e)}}class Lg{constructor(e,t){this.nodes=e,this.info=t,this._context=self,this._animationLoop=null,this._requestId=null}start(){const e=(t,r)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,null!==this._animationLoop&&this._animationLoop(t,r)};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class Dg{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let r=0;r{this.dispose()},this.material.addEventListener("dispose",this.onMaterialDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,r=[],s=new Set;for(const i of e){const e=i.node&&i.node.attribute?i.node.attribute:t.getAttribute(i.name);if(void 0===e)continue;r.push(e);const n=e.isInterleavedBufferAttribute?e.data:e;s.add(n)}return this.attributes=r,this.vertexBuffers=Array.from(s.values()),r}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:r,group:s,drawRange:i}=this,n=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),o=this.getIndex(),a=null!==o,u=r.isInstancedBufferGeometry?r.instanceCount:e.count>1?e.count:1;if(0===u)return null;if(n.instanceCount=u,!0===e.isBatchedMesh)return n;let l=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(l=2);let d=i.start*l,c=(i.start+i.count)*l;null!==s&&(d=Math.max(d,s.start*l),c=Math.min(c,(s.start+s.count)*l));const h=r.attributes.position;let p=1/0;a?p=o.count:null!=h&&(p=h.count),d=Math.max(d,0),c=Math.min(c,p);const g=c-d;return g<0||g===1/0?null:(n.vertexCount=g,n.firstVertex=d,n)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const r of Object.keys(e.attributes).sort()){const s=e.attributes[r];t+=r+",",s.data&&(t+=s.data.stride+","),s.offset&&(t+=s.offset+","),s.itemSize&&(t+=s.itemSize+","),s.normalized&&(t+="n,")}for(const r of Object.keys(e.morphAttributes).sort()){const s=e.morphAttributes[r];t+="morph-"+r+",";for(let e=0,r=s.length;e1&&(r+=e.uuid+","),r+=e.receiveShadow+",",hs(r)}get needsGeometryUpdate(){return this.geometry.id!==this.object.geometry.id}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=gs(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=gs(e,1)),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.onDispose()}}const Gg=[];class kg{constructor(e,t,r,s,i,n){this.renderer=e,this.nodes=t,this.geometries=r,this.pipelines=s,this.bindings=i,this.info=n,this.chainMaps={}}get(e,t,r,s,i,n,o,a){const u=this.getChainMap(a);Gg[0]=e,Gg[1]=t,Gg[2]=n,Gg[3]=i;let l=u.get(Gg);return void 0===l?(l=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,r,s,i,n,o,a),u.set(Gg,l)):(l.updateClipping(o),l.needsGeometryUpdate&&l.setGeometry(e.geometry),(l.version!==t.version||l.needsUpdate)&&(l.initialCacheKey!==l.getCacheKey()?(l.dispose(),l=this.get(e,t,r,s,i,n,o,a)):l.version=t.version)),Gg.length=0,l}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Dg)}dispose(){this.chainMaps={}}createRenderObject(e,t,r,s,i,n,o,a,u,l,d){const c=this.getChainMap(d),h=new Og(e,t,r,s,i,n,o,a,u,l);return h.onDispose=()=>{this.pipelines.delete(h),this.bindings.delete(h),this.nodes.delete(h),c.delete(h.getChainArray())},h}}class zg{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const $g=1,Wg=2,Hg=3,jg=4,qg=16;class Xg extends zg{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return void 0!==t&&this.backend.destroyAttribute(e),t}update(e,t){const r=this.get(e);if(void 0===r.version)t===$g?this.backend.createAttribute(e):t===Wg?this.backend.createIndexAttribute(e):t===Hg?this.backend.createStorageAttribute(e):t===jg&&this.backend.createIndirectStorageAttribute(e),r.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(r.version=0;--t)if(e[t]>=65535)return!0;return!1}(t)?ae:ue)(t,1);return i.version=Kg(e),i}class Qg extends zg{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const r=()=>{this.info.memory.geometries--;const s=t.index,i=e.getAttributes();null!==s&&this.attributes.delete(s);for(const e of i)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",r)};t.addEventListener("dispose",r)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Hg):this.updateAttribute(e,$g);const r=this.getIndex(e);null!==r&&this.updateAttribute(r,Wg);const s=e.geometry.indirect;null!==s&&this.updateAttribute(s,jg)}updateAttribute(e,t){const r=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,r)):this.attributeCall.get(e.data)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e.data,r),this.attributeCall.set(e,r)):this.attributeCall.get(e)!==r&&(this.attributes.update(e,t),this.attributeCall.set(e,r))}getIndirect(e){return e.geometry.indirect}getIndex(e){const{geometry:t,material:r}=e;let s=t.index;if(!0===r.wireframe){const e=this.wireframes;let r=e.get(t);void 0===r?(r=Yg(t),e.set(t,r)):r.version!==Kg(t)&&(this.attributes.delete(r),r=Yg(t),e.set(t,r)),s=r}return s}}class Zg{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0,previousFrameCalls:0,timestampCalls:0},this.compute={calls:0,frameCalls:0,timestamp:0,previousFrameCalls:0,timestampCalls:0},this.memory={geometries:0,textures:0}}update(e,t,r){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=r*(t/3):e.isPoints?this.render.points+=r*t:e.isLineSegments?this.render.lines+=r*(t/2):e.isLine?this.render.lines+=r*(t-1):console.error("THREE.WebGPUInfo: Unknown object type.")}updateTimestamp(e,t){0===this[e].timestampCalls&&(this[e].timestamp=0),this[e].timestamp+=t,this[e].timestampCalls++,this[e].timestampCalls>=this[e].previousFrameCalls&&(this[e].timestampCalls=0)}reset(){const e=this.render.frameCalls;this.render.previousFrameCalls=e;const t=this.compute.frameCalls;this.compute.previousFrameCalls=t,this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class Jg{constructor(e){this.cacheKey=e,this.usedTimes=0}}class em extends Jg{constructor(e,t,r){super(e),this.vertexProgram=t,this.fragmentProgram=r}}class tm extends Jg{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let rm=0;class sm{constructor(e,t,r,s=null,i=null){this.id=rm++,this.code=e,this.stage=t,this.name=r,this.transforms=s,this.attributes=i,this.usedTimes=0}}class im extends zg{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:r}=this,s=this.get(e);if(this._needsComputeUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let o=this.programs.compute.get(n.computeShader);void 0===o&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),o=new sm(n.computeShader,"compute",e.name,n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,o),r.createProgram(o));const a=this._getComputeCacheKey(e,o);let u=this.caches.get(a);void 0===u&&(i&&0===i.usedTimes&&this._releasePipeline(i),u=this._getComputePipeline(e,o,a,t)),u.usedTimes++,o.usedTimes++,s.version=e.version,s.pipeline=u}return s.pipeline}getForRender(e,t=null){const{backend:r}=this,s=this.get(e);if(this._needsRenderUpdate(e)){const i=s.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState(),o=e.material?e.material.name:"";let a=this.programs.vertex.get(n.vertexShader);void 0===a&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),a=new sm(n.vertexShader,"vertex",o),this.programs.vertex.set(n.vertexShader,a),r.createProgram(a));let u=this.programs.fragment.get(n.fragmentShader);void 0===u&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),u=new sm(n.fragmentShader,"fragment",o),this.programs.fragment.set(n.fragmentShader,u),r.createProgram(u));const l=this._getRenderCacheKey(e,a,u);let d=this.caches.get(l);void 0===d?(i&&0===i.usedTimes&&this._releasePipeline(i),d=this._getRenderPipeline(e,a,u,l,t)):e.pipeline=d,d.usedTimes++,a.usedTimes++,u.usedTimes++,s.pipeline=d}return s.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,r,s){r=r||this._getComputeCacheKey(e,t);let i=this.caches.get(r);return void 0===i&&(i=new tm(r,t),this.caches.set(r,i),this.backend.createComputePipeline(i,s)),i}_getRenderPipeline(e,t,r,s,i){s=s||this._getRenderCacheKey(e,t,r);let n=this.caches.get(s);return void 0===n&&(n=new em(s,t,r),this.caches.set(s,n),e.pipeline=n,this.backend.createRenderPipeline(e,i)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,r){return t.id+","+r.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,r=e.stage;this.programs[r].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class nm extends zg{constructor(e,t,r,s,i,n){super(),this.backend=e,this.textures=r,this.pipelines=i,this.attributes=s,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const r=this.get(e);void 0===r.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),r.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isStorageBuffer){const e=t.attribute,r=e.isIndirectStorageBufferAttribute?jg:Hg;this.attributes.update(e,r)}}_update(e,t){const{backend:r}=this;let s=!1,i=!0,n=0,o=0;for(const t of e.bindings){if(t.isNodeUniformsGroup){if(!1===this.nodes.updateGroup(t))continue}if(t.isUniformBuffer){t.update()&&r.updateBinding(t)}else if(t.isSampler)t.update();else if(t.isSampledTexture){const e=this.textures.get(t.texture);t.needsBindingsUpdate(e.generation)&&(s=!0);const a=t.update(),u=t.texture;a&&this.textures.updateTexture(u);const l=r.get(u);if(void 0!==l.externalTexture||e.isDefaultTexture?i=!1:(n=10*n+u.id,o+=u.version),!0===r.isWebGPUBackend&&void 0===l.texture&&void 0===l.externalTexture&&(console.error("Bindings._update: binding should be available:",t,a,u,t.textureNode.value,s),this.textures.updateTexture(u),s=!0),!0===u.isStorageTexture){const e=this.get(u);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(u)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(u),e.needsMipmap=!1)}}}!0===s&&this.backend.updateBindings(e,t,i?n:0,o)}}function om(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function am(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function um(e){return(e.transmission>0||e.transmissionNode)&&e.side===le&&!1===e.forceSinglePass}class lm{constructor(e,t,r){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,r),this.lightsArray=[],this.scene=t,this.camera=r,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,r,s,i,n,o){let a=this.renderItems[this.renderItemsIndex];return void 0===a?(a={id:e.id,object:e,geometry:t,material:r,groupOrder:s,renderOrder:e.renderOrder,z:i,group:n,clippingContext:o},this.renderItems[this.renderItemsIndex]=a):(a.id=e.id,a.object=e,a.geometry=t,a.material=r,a.groupOrder=s,a.renderOrder=e.renderOrder,a.z=i,a.group=n,a.clippingContext=o),this.renderItemsIndex++,a}push(e,t,r,s,i,n,o){const a=this.getNextRenderItem(e,t,r,s,i,n,o);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===r.transparent||r.transmission>0?(um(r)&&this.transparentDoublePass.push(a),this.transparent.push(a)):this.opaque.push(a)}unshift(e,t,r,s,i,n,o){const a=this.getNextRenderItem(e,t,r,s,i,n,o);!0===r.transparent||r.transmission>0?(um(r)&&this.transparentDoublePass.unshift(a),this.transparent.unshift(a)):this.opaque.unshift(a)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||om),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||am),this.transparent.length>1&&this.transparent.sort(t||am)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,u=o.height>>t;let l=e.depthTexture||i[t];const d=!0===e.depthBuffer||!0===e.stencilBuffer;let c=!1;void 0===l&&d&&(l=new B,l.format=e.stencilBuffer?ce:he,l.type=e.stencilBuffer?pe:x,l.image.width=a,l.image.height=u,i[t]=l),r.width===o.width&&o.height===r.height||(c=!0,l&&(l.needsUpdate=!0,l.image.width=a,l.image.height=u)),r.width=o.width,r.height=o.height,r.textures=n,r.depthTexture=l||null,r.depth=e.depthBuffer,r.stencil=e.stencilBuffer,r.renderTarget=e,r.sampleCount!==s&&(c=!0,l&&(l.needsUpdate=!0),r.sampleCount=s);const h={sampleCount:s};if(!1==(!0===e.isXRRenderTarget&&!0===e.hasExternalTextures))for(let e=0;e{e.removeEventListener("dispose",t);for(let e=0;e0){const s=e.image;if(void 0===s)console.warn("THREE.Renderer: Texture marked for update but image is undefined.");else if(!1===s.complete)console.warn("THREE.Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const r=[];for(const t of e.images)r.push(t);t.images=r}else t.image=s;void 0!==r.isDefaultTexture&&!0!==r.isDefaultTexture||(i.createTexture(e,t),r.isDefaultTexture=!1,r.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t),t.needsMipmaps&&0===e.mipmaps.length&&i.generateMipmaps(e)}}else i.createDefaultTexture(e),r.isDefaultTexture=!0,r.generation=e.version}if(!0!==r.initialized){r.initialized=!0,r.generation=e.version,this.info.memory.textures++;const t=()=>{e.removeEventListener("dispose",t),this._destroyTexture(e),this.info.memory.textures--};e.addEventListener("dispose",t)}r.version=e.version}getSize(e,t=bm){let r=e.images?e.images[0]:e.image;return r?(void 0!==r.image&&(r=r.image),t.width=r.width||1,t.height=r.height||1,t.depth=e.isCubeTexture?6:r.depth||1):t.width=t.height=t.depth=1,t}getMipLevels(e,t,r){let s;return s=e.isCompressedTexture?e.mipmaps?e.mipmaps.length:1:Math.floor(Math.log2(Math.max(t,r)))+1,s}needsMipmaps(e){return this.isEnvironmentTexture(e)||!0===e.isCompressedTexture||e.generateMipmaps}isEnvironmentTexture(e){const t=e.mapping;return t===H||t===j||t===_||t===v}_destroyTexture(e){this.backend.destroySampler(e),this.backend.destroyTexture(e),this.delete(e)}}class _m extends e{constructor(e,t,r,s=1){super(e,t,r),this.a=s}set(e,t,r,s=1){return this.a=s,super.set(e,t,r)}copy(e){return void 0!==e.a&&(this.a=e.a),super.copy(e)}clone(){return new this.constructor(this.r,this.g,this.b,this.a)}}class vm extends dn{static get type(){return"ParameterNode"}constructor(e,t=null){super(e,t),this.isParameterNode=!0}getHash(){return this.uuid}generate(){return this.name}}class Nm extends Ds{static get type(){return"StackNode"}constructor(e=null){super(),this.nodes=[],this.outputNode=null,this.parent=e,this._currentCond=null,this.isStackNode=!0}getNodeType(e){return this.outputNode?this.outputNode.getNodeType(e):"void"}add(e){return this.nodes.push(e),this}If(e,t){const r=new vi(t);return this._currentCond=wa(e,r),this.add(this._currentCond)}ElseIf(e,t){const r=new vi(t),s=wa(e,r);return this._currentCond.elseNode=s,this._currentCond=s,this}Else(e){return this._currentCond.elseNode=new vi(e),this}build(e,...t){const r=Mi();wi(this);for(const t of this.nodes)t.build(e,"void");return wi(r),this.outputNode?this.outputNode.build(e,...t):super.build(e,...t)}else(...e){return console.warn("TSL.StackNode: .else() has been renamed to .Else()."),this.Else(...e)}elseif(...e){return console.warn("TSL.StackNode: .elseif() has been renamed to .ElseIf()."),this.ElseIf(...e)}}const Sm=Ri(Nm);class Am extends Ds{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}setup(e){super.setup(e);const t=this.members,r=[];for(let s=0;s{const t=e.toUint().mul(747796405).add(2891336453),r=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return r.shiftRight(22).bitXor(r).toFloat().mul(1/2**32)})),Bm=(e,t)=>la(Xn(4,e.mul(qn(1,e))),t),Fm=Ei((([e])=>e.fract().sub(.5).abs())).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),Um=Ei((([e])=>zi(Fm(e.z.add(Fm(e.y.mul(1)))),Fm(e.z.add(Fm(e.x.mul(1)))),Fm(e.y.add(Fm(e.x.mul(1))))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Pm=Ei((([e,t,r])=>{const s=zi(e).toVar(),i=Pi(1.4).toVar(),n=Pi(0).toVar(),o=zi(s).toVar();return yc({start:Pi(0),end:Pi(3),type:"float",condition:"<="},(()=>{const e=zi(Um(o.mul(2))).toVar();s.addAssign(e.add(r.mul(Pi(.1).mul(t)))),o.mulAssign(1.8),i.mulAssign(1.5),s.mulAssign(1.2);const a=Pi(Fm(s.z.add(Fm(s.x.add(Fm(s.y)))))).toVar();n.addAssign(a.div(i)),o.addAssign(.14)})),n})).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class Im extends Ds{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFnCall=null,this.global=!0}getNodeType(){return this.functionNodes[0].shaderNode.layout.type}setup(e){const t=this.parametersNodes;let r=this._candidateFnCall;if(null===r){let s=null,i=-1;for(const r of this.functionNodes){const n=r.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const o=n.inputs;if(t.length===o.length){let n=0;for(let r=0;ri&&(s=r,i=n)}}this._candidateFnCall=r=s(...t)}return r}}const Lm=Ri(Im),Dm=e=>(...t)=>Lm(e,...t),Vm=ln(0).setGroup(on).onRenderUpdate((e=>e.time)),Om=ln(0).setGroup(on).onRenderUpdate((e=>e.deltaTime)),Gm=ln(0,"uint").setGroup(on).onRenderUpdate((e=>e.frameId)),km=Ei((([e,t,r=Vi(.5)])=>Sg(e.sub(r),t).add(r))),zm=Ei((([e,t,r=Vi(.5)])=>{const s=e.sub(r),i=s.dot(s),n=i.mul(i).mul(t);return e.add(s.mul(n))})),$m=Ei((({position:e=null,horizontal:t=!0,vertical:r=!1})=>{let s;null!==e?(s=tl.toVar(),s[3][0]=e.x,s[3][1]=e.y,s[3][2]=e.z):s=tl;const i=$u.mul(s);return Ti(t)&&(i[0][0]=tl[0].length(),i[0][1]=0,i[0][2]=0),Ti(r)&&(i[1][0]=0,i[1][1]=tl[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,ku.mul(i).mul(hl)})),Wm=Ei((([e=null])=>{const t=rh();return rh(Xc(e)).sub(t).lessThan(0).select(Fc,e)}));class Hm extends Ds{static get type(){return"SpriteSheetUVNode"}constructor(e,t=Au(),r=Pi(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=r}setup(){const{frameNode:e,uvNode:t,countNode:r}=this,{width:s,height:i}=r,n=e.mod(s.mul(i)).floor(),o=n.mod(s),a=i.sub(n.add(1).div(s).ceil()),u=r.reciprocal(),l=Vi(o,a);return t.add(l).mul(u)}}const jm=Ri(Hm);class qm extends Ds{static get type(){return"TriplanarTexturesNode"}constructor(e,t=null,r=null,s=Pi(1),i=hl,n=vl){super("vec4"),this.textureXNode=e,this.textureYNode=t,this.textureZNode=r,this.scaleNode=s,this.positionNode=i,this.normalNode=n}setup(){const{textureXNode:e,textureYNode:t,textureZNode:r,scaleNode:s,positionNode:i,normalNode:n}=this;let o=n.abs().normalize();o=o.div(o.dot(zi(1)));const a=i.yz.mul(s),u=i.zx.mul(s),l=i.xy.mul(s),d=e.value,c=null!==t?t.value:d,h=null!==r?r.value:d,p=Bu(d,a).mul(o.x),g=Bu(c,u).mul(o.y),m=Bu(h,l).mul(o.z);return jn(p,g,m)}}const Xm=Ri(qm),Km=new fe,Ym=new r,Qm=new r,Zm=new r,Jm=new n,ef=new r(0,0,-1),tf=new s,rf=new r,sf=new r,nf=new s,of=new t,af=new me,uf=Fc.flipX();af.depthTexture=new B(1,1);let lf=!1;class df extends Mu{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||af.texture,uf),this._reflectorBaseNode=e.reflector||new cf(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=Ni(new df({defaultTexture:af.depthTexture,reflector:this._reflectorBaseNode}))}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e._reflectorBaseNode=this._reflectorBaseNode,e}}class cf extends Ds{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:r=new ye,resolution:s=1,generateMipmaps:i=!1,bounces:n=!0,depth:o=!1}=t;this.textureNode=e,this.target=r,this.resolution=s,this.generateMipmaps=i,this.bounces=n,this.depth=o,this.updateBeforeType=n?ws.RENDER:ws.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new WeakMap}_updateResolution(e,t){const r=this.resolution;t.getDrawingBufferSize(of),e.setSize(Math.round(of.width*r),Math.round(of.height*r))}setup(e){return this._updateResolution(af,e.renderer),super.setup(e)}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new me(0,0,{type:xe}),!0===this.generateMipmaps&&(t.texture.minFilter=be,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new B),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&lf)return!1;lf=!0;const{scene:t,camera:r,renderer:s,material:i}=e,{target:n}=this,o=this.getVirtualCamera(r),a=this.getRenderTarget(o);if(s.getDrawingBufferSize(of),this._updateResolution(a,s),Qm.setFromMatrixPosition(n.matrixWorld),Zm.setFromMatrixPosition(r.matrixWorld),Jm.extractRotation(n.matrixWorld),Ym.set(0,0,1),Ym.applyMatrix4(Jm),rf.subVectors(Qm,Zm),rf.dot(Ym)>0)return;rf.reflect(Ym).negate(),rf.add(Qm),Jm.extractRotation(r.matrixWorld),ef.set(0,0,-1),ef.applyMatrix4(Jm),ef.add(Zm),sf.subVectors(Qm,ef),sf.reflect(Ym).negate(),sf.add(Qm),o.coordinateSystem=r.coordinateSystem,o.position.copy(rf),o.up.set(0,1,0),o.up.applyMatrix4(Jm),o.up.reflect(Ym),o.lookAt(sf),o.near=r.near,o.far=r.far,o.updateMatrixWorld(),o.projectionMatrix.copy(r.projectionMatrix),Km.setFromNormalAndCoplanarPoint(Ym,Qm),Km.applyMatrix4(o.matrixWorldInverse),tf.set(Km.normal.x,Km.normal.y,Km.normal.z,Km.constant);const u=o.projectionMatrix;nf.x=(Math.sign(tf.x)+u.elements[8])/u.elements[0],nf.y=(Math.sign(tf.y)+u.elements[9])/u.elements[5],nf.z=-1,nf.w=(1+u.elements[10])/u.elements[14],tf.multiplyScalar(1/tf.dot(nf));u.elements[2]=tf.x,u.elements[6]=tf.y,u.elements[10]=s.coordinateSystem===l?tf.z-0:tf.z+1-0,u.elements[14]=tf.w,this.textureNode.value=a.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=a.depthTexture),i.visible=!1;const d=s.getRenderTarget(),c=s.getMRT(),h=s.autoClear;s.setMRT(null),s.setRenderTarget(a),s.autoClear=!0,s.render(t,o),s.setMRT(c),s.setRenderTarget(d),s.autoClear=h,i.visible=!0,lf=!1}}const hf=new Te(-1,1,1,-1,0,1);class pf extends _e{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new ve([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new ve(t,2))}}const gf=new pf;class mf extends G{constructor(e=null){super(gf,e),this.camera=hf,this.isQuadMesh=!0}async renderAsync(e){return e.renderAsync(this,hf)}render(e){e.render(this,hf)}}const ff=new t;class yf extends Mu{static get type(){return"RTTNode"}constructor(e,t=null,r=null,s={type:xe}){const i=new me(t,r,s);super(i.texture,Au()),this.node=e,this.width=t,this.height=r,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new mf(new lh),this.updateBeforeType=ws.RENDER}get autoSize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const r=e*this.pixelRatio,s=t*this.pixelRatio;this.renderTarget.setSize(r,s),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoSize){this.pixelRatio=e.getPixelRatio();const t=e.getSize(ff);this.setSize(t.width,t.height)}this._quadMesh.material.fragmentNode=this._rttNode;const t=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(t)}clone(){const e=new Mu(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const xf=(e,...t)=>Ni(new yf(Ni(e),...t)),bf=Ei((([e,t,r],s)=>{let i;s.renderer.coordinateSystem===l?(e=Vi(e.x,e.y.oneMinus()).mul(2).sub(1),i=ji(zi(e,t),1)):i=ji(zi(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const n=ji(r.mul(i));return n.xyz.div(n.w)})),Tf=Ei((([e,t])=>{const r=t.mul(ji(e,1)),s=r.xy.div(r.w).mul(.5).add(.5).toVar();return Vi(s.x,s.y.oneMinus())})),_f=Ei((([e,t,r])=>{const s=Cu(Fu(t)),i=Oi(e.mul(s)).toVar(),n=Fu(t,i).toVar(),o=Fu(t,i.sub(Oi(2,0))).toVar(),a=Fu(t,i.sub(Oi(1,0))).toVar(),u=Fu(t,i.add(Oi(1,0))).toVar(),l=Fu(t,i.add(Oi(2,0))).toVar(),d=Fu(t,i.add(Oi(0,2))).toVar(),c=Fu(t,i.add(Oi(0,1))).toVar(),h=Fu(t,i.sub(Oi(0,1))).toVar(),p=Fu(t,i.sub(Oi(0,2))).toVar(),g=Go(qn(Pi(2).mul(a).sub(o),n)).toVar(),m=Go(qn(Pi(2).mul(u).sub(l),n)).toVar(),f=Go(qn(Pi(2).mul(c).sub(d),n)).toVar(),y=Go(qn(Pi(2).mul(h).sub(p),n)).toVar(),x=bf(e,n,r).toVar(),b=g.lessThan(m).select(x.sub(bf(e.sub(Vi(Pi(1).div(s.x),0)),a,r)),x.negate().add(bf(e.add(Vi(Pi(1).div(s.x),0)),u,r))),T=f.lessThan(y).select(x.sub(bf(e.add(Vi(0,Pi(1).div(s.y))),c,r)),x.negate().add(bf(e.sub(Vi(0,Pi(1).div(s.y))),h,r)));return Fo(ua(b,T))}));class vf extends R{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class Nf extends Ne{constructor(e,t,r=Float32Array){super(ArrayBuffer.isView(e)?e:new r(e*t),t),this.isStorageBufferAttribute=!0}}class Sf extends Vs{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let r;const s=e.context.assign;if(r=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===s||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}const Af=Ri(Sf);class Rf extends Uu{static get type(){return"StorageBufferNode"}constructor(e,t=null,r=0){null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(t=bs(e.itemSize),r=e.count),super(e,t,r),this.isStorageBufferNode=!0,this.access=Bs.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return Af(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(Bs.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=nu(this.value),this._varying=Ga(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}generate(e){if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:r}=this.getAttributeData(),s=r.build(e);return e.registerTransform(s,t),s}}const Cf=(e,t=null,r=0)=>Ni(new Rf(e,t,r));class Ef extends Nu{static get type(){return"VertexColorNode"}constructor(e=0){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let r;return r=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new s(1,1,1,1)),r}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}class wf extends Ds{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const Mf=Ci(wf),Bf=new Ae,Ff=new n;class Uf extends Ds{static get type(){return"SceneNode"}constructor(e=Uf.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,r=null!==this.scene?this.scene:e.scene;let s;return t===Uf.BACKGROUND_BLURRINESS?s=Gl("backgroundBlurriness","float",r):t===Uf.BACKGROUND_INTENSITY?s=Gl("backgroundIntensity","float",r):t===Uf.BACKGROUND_ROTATION?s=ln("mat4").label("backgroundRotation").setGroup(on).onRenderUpdate((()=>{const e=r.background;return null!==e&&e.isTexture&&e.mapping!==Se?(Bf.copy(r.backgroundRotation),Bf.x*=-1,Bf.y*=-1,Bf.z*=-1,Ff.makeRotationFromEuler(Bf)):Ff.identity(),Ff})):console.error("THREE.SceneNode: Unknown scope:",t),s}}Uf.BACKGROUND_BLURRINESS="backgroundBlurriness",Uf.BACKGROUND_INTENSITY="backgroundIntensity",Uf.BACKGROUND_ROTATION="backgroundRotation";const Pf=Ci(Uf,Uf.BACKGROUND_BLURRINESS),If=Ci(Uf,Uf.BACKGROUND_INTENSITY),Lf=Ci(Uf,Uf.BACKGROUND_ROTATION);class Df extends Mu{static get type(){return"StorageTextureNode"}constructor(e,t,r=null){super(e,t),this.storeNode=r,this.isStorageTextureNode=!0,this.access=Bs.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);e.getNodeProperties(this).storeNode=this.storeNode}setAccess(e){return this.access=e,this}generate(e,t){let r;return r=null!==this.storeNode?this.generateStore(e):super.generate(e,t),r}toReadWrite(){return this.setAccess(Bs.READ_WRITE)}toReadOnly(){return this.setAccess(Bs.READ_ONLY)}toWriteOnly(){return this.setAccess(Bs.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:r,storeNode:s}=t,i=super.generate(e,"property"),n=r.build(e,"uvec2"),o=s.build(e,"vec4"),a=e.generateTextureStore(e,i,n,o);e.addLineFlowCode(a,this)}}const Vf=Ri(Df);class Of extends Ol{static get type(){return"UserDataNode"}constructor(e,t,r=null){super(e,t,r),this.userData=r}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const Gf=new WeakMap;class kf extends Gs{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=ws.OBJECT,this.updateAfterType=ws.OBJECT,this.previousModelWorldMatrix=ln(new n),this.previousProjectionMatrix=ln(new n).setGroup(on),this.previousCameraViewMatrix=ln(new n)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:r}){const s=$f(r);this.previousModelWorldMatrix.value.copy(s);const i=zf(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new n,i.previousCameraViewMatrix=new n,i.currentProjectionMatrix=new n,i.currentCameraViewMatrix=new n,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){$f(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?ku:ln(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),r=e.mul(al).mul(hl),s=this.previousProjectionMatrix.mul(t).mul(pl),i=r.xy.div(r.w),n=s.xy.div(s.w);return qn(i,n)}}function zf(e){let t=Gf.get(e);return void 0===t&&(t={},Gf.set(e,t)),t}function $f(e,t=0){const r=zf(e);let s=r[t];return void 0===s&&(r[t]=s=new n),s}const Wf=Ci(kf),Hf=Ei((([e,t])=>ea(1,e.oneMinus().div(t)).oneMinus())).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),jf=Ei((([e,t])=>ea(e.div(t.oneMinus()),1))).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),qf=Ei((([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus())).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Xf=Ei((([e,t])=>fa(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),sa(.5,e)))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),Kf=Ei((([e,t])=>{const r=t.a.add(e.a.mul(t.a.oneMinus()));return ji(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(r),r)})).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),Yf=Ei((([e])=>ey(e.rgb))),Qf=Ei((([e,t=Pi(1)])=>t.mix(ey(e.rgb),e.rgb))),Zf=Ei((([e,t=Pi(1)])=>{const r=jn(e.r,e.g,e.b).div(3),s=e.r.max(e.g.max(e.b)),i=s.sub(r).mul(t).mul(-3);return fa(e.rgb,s,i)})),Jf=Ei((([e,t=Pi(1)])=>{const r=zi(.57735,.57735,.57735),s=t.cos();return zi(e.rgb.mul(s).add(r.cross(e.rgb).mul(t.sin()).add(r.mul(aa(r,e.rgb).mul(s.oneMinus())))))})),ey=(e,t=zi(d.getLuminanceCoefficients(new r)))=>aa(e,t),ty=Ei((([e,t=zi(1),s=zi(0),i=zi(1),n=Pi(1),o=zi(d.getLuminanceCoefficients(new r,Re))])=>{const a=e.rgb.dot(zi(o)),u=ta(e.rgb.mul(t).add(s),0).toVar(),l=u.pow(i).toVar();return Bi(u.r.greaterThan(0),(()=>{u.r.assign(l.r)})),Bi(u.g.greaterThan(0),(()=>{u.g.assign(l.g)})),Bi(u.b.greaterThan(0),(()=>{u.b.assign(l.b)})),u.assign(a.add(u.sub(a).mul(n))),ji(u.rgb,e.a)}));class ry extends Gs{static get type(){return"PosterizeNode"}constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const sy=Ri(ry),iy=new t;class ny extends Mu{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return e.object.isQuadMesh&&this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class oy extends ny{static get type(){return"PassMultipleTextureNode"}constructor(e,t,r=!1){super(e,null),this.textureName=t,this.previousTexture=r}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){return new this.constructor(this.passNode,this.textureName,this.previousTexture)}}class ay extends Gs{static get type(){return"PassNode"}constructor(e,t,r,s={}){super("vec4"),this.scope=e,this.scene=t,this.camera=r,this.options=s,this._pixelRatio=1,this._width=1,this._height=1;const i=new B;i.isRenderTargetTexture=!0,i.name="depth";const n=new me(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:xe,...s});n.texture.name="output",n.depthTexture=i,this.renderTarget=n,this._textures={output:n.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=ln(0),this._cameraFar=ln(0),this._mrt=null,this.isPassNode=!0,this.updateBeforeType=ws.FRAME}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}isGlobal(){return!0}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const r=this._textures[e],s=this.renderTarget.textures.indexOf(r);this.renderTarget.textures[s]=t,this._textures[e]=t,this._previousTextures[e]=r,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=Ni(new oy(this,e)),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=Ni(new oy(this,e,!0)),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar;this._viewZNodes[e]=t=Zc(this.getTextureNode(e),r,s)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const r=this._cameraNear,s=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=Yc(i,r,s)}return t}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,!0===e.backend.isWebGLBackend&&(this.renderTarget.samples=0),this.scope===ay.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:r,camera:s}=this;this._pixelRatio=t.getPixelRatio();const i=t.getSize(iy);this.setSize(i.width,i.height);const n=t.getRenderTarget(),o=t.getMRT();this._cameraNear.value=s.near,this._cameraFar.value=s.far;for(const e in this._previousTextures)this.toggleTexture(e);t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.render(r,s),t.setRenderTarget(n),t.setMRT(o)}setSize(e,t){this._width=e,this._height=t;const r=this._width*this._pixelRatio,s=this._height*this._pixelRatio;this.renderTarget.setSize(r,s)}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}ay.COLOR="color",ay.DEPTH="depth";class uy extends ay{static get type(){return"ToonOutlinePassNode"}constructor(e,t,r,s,i){super(ay.COLOR,e,t),this.colorNode=r,this.thicknessNode=s,this.alphaNode=i,this._materialCache=new WeakMap}updateBefore(e){const{renderer:t}=e,r=t.getRenderObjectFunction();t.setRenderObjectFunction(((e,r,s,i,n,o,a,u)=>{if((n.isMeshToonMaterial||n.isMeshToonNodeMaterial)&&!1===n.wireframe){const l=this._getOutlineMaterial(n);t.renderObject(e,r,s,i,l,o,a,u)}t.renderObject(e,r,s,i,n,o,a,u)})),super.updateBefore(e),t.setRenderObjectFunction(r)}_createMaterial(){const e=new lh;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=T;const t=vl.negate(),r=ku.mul(al),s=Pi(1),i=r.mul(ji(hl,1)),n=r.mul(ji(hl.add(t),1)),o=Fo(i.sub(n));return e.vertexNode=i.add(o.mul(this.thicknessNode).mul(i.w).mul(s)),e.colorNode=ji(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const ly=Ei((([e,t])=>e.mul(t).clamp())).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),dy=Ei((([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp())).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),cy=Ei((([e,t])=>{const r=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),s=e.mul(e.mul(6.2).add(1.7)).add(.06);return r.div(s).pow(2.2)})).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),hy=Ei((([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),r=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(r)})),py=Ei((([e,t])=>{const r=Qi(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),s=Qi(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=r.mul(e),e=hy(e),(e=s.mul(e)).clamp()})).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),gy=Qi(zi(1.6605,-.1246,-.0182),zi(-.5876,1.1329,-.1006),zi(-.0728,-.0083,1.1187)),my=Qi(zi(.6274,.0691,.0164),zi(.3293,.9195,.088),zi(.0433,.0113,.8956)),fy=Ei((([e])=>{const t=zi(e).toVar(),r=zi(t.mul(t)).toVar(),s=zi(r.mul(r)).toVar();return Pi(15.5).mul(s.mul(r)).sub(Xn(40.14,s.mul(t))).add(Xn(31.96,s).sub(Xn(6.868,r.mul(t))).add(Xn(.4298,r).add(Xn(.1191,t).sub(.00232))))})),yy=Ei((([e,t])=>{const r=zi(e).toVar(),s=Qi(zi(.856627153315983,.137318972929847,.11189821299995),zi(.0951212405381588,.761241990602591,.0767994186031903),zi(.0482516061458583,.101439036467562,.811302368396859)),i=Qi(zi(1.1271005818144368,-.1413297634984383,-.14132976349843826),zi(-.11060664309660323,1.157823702216272,-.11060664309660294),zi(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=Pi(-12.47393),o=Pi(4.026069);return r.mulAssign(t),r.assign(my.mul(r)),r.assign(s.mul(r)),r.assign(ta(r,1e-10)),r.assign(Co(r)),r.assign(r.sub(n).div(o.sub(n))),r.assign(ya(r,0,1)),r.assign(fy(r)),r.assign(i.mul(r)),r.assign(la(ta(zi(0),r),zi(2.2))),r.assign(gy.mul(r)),r.assign(ya(r,0,1)),r})).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),xy=Ei((([e,t])=>{const r=Pi(.76),s=Pi(.15);e=e.mul(t);const i=ea(e.r,ea(e.g,e.b)),n=wa(i.lessThan(.08),i.sub(Xn(6.25,i.mul(i))),.04);e.subAssign(n);const o=ta(e.r,ta(e.g,e.b));Bi(o.lessThan(r),(()=>e));const a=qn(1,r),u=qn(1,a.mul(a).div(o.add(a.sub(r))));e.mulAssign(u.div(o));const l=qn(1,Kn(1,s.mul(o.sub(u)).add(1)));return fa(e,zi(u),l)})).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class by extends Ds{static get type(){return"CodeNode"}constructor(e="",t=[],r=""){super("code"),this.isCodeNode=!0,this.code=e,this.includes=t,this.language=r}isGlobal(){return!0}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const r of t)r.build(e);const r=e.getCodeFromNode(this,this.getNodeType(e));return r.code=this.code,r.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const Ty=Ri(by);class _y extends by{static get type(){return"FunctionNode"}constructor(e="",t=[],r=""){super(e,t,r)}getNodeType(e){return this.getNodeFunction(e).type}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let r=t.nodeFunction;return void 0===r&&(r=e.parser.parseFunction(this.code),t.nodeFunction=r),r}generate(e,t){super.generate(e);const r=this.getNodeFunction(e),s=r.name,i=r.type,n=e.getCodeFromNode(this,i);""!==s&&(n.name=s);const o=e.getPropertyName(n),a=this.getNodeFunction(e).getCode(o);return n.code=a+"\n","property"===t?o:e.format(`${o}()`,i,t)}}const vy=(e,t=[],r="")=>{for(let e=0;es.call(...e);return i.functionNode=s,i};class Ny extends Ds{static get type(){return"ScriptableValueNode"}constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outputType=null,this.events=new o,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:Pi()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=As(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?Rs(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const Sy=Ri(Ny);class Ay extends Map{get(e,t=null,...r){if(this.has(e))return super.get(e);if(null!==t){const s=t(...r);return this.set(e,s),s}}}class Ry{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const Cy=new Ay;class Ey extends Ds{static get type(){return"ScriptableNode"}constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new Ay,this._output=Sy(),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const r=this._outputs;return void 0===r[e]?r[e]=Sy(t):r[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const r=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),r[e]=t,r[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),r[e]=t,r[e].events.addEventListener("refresh",this.onRefresh)):void 0===r[e]?(r[e]=Sy(t),r[e].events.addEventListener("refresh",this.onRefresh)):r[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const r=this.getObject()[e];if("function"==typeof r)return r(...t)}async callAsync(e,...t){const r=this.getObject()[e];if("function"==typeof r)return"AsyncFunction"===r.constructor.name?await r(...t):r(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new Ry(this),t=Cy.get("THREE"),r=Cy.get("TSL"),s=this.getMethod(),i=[e,this._local,Cy,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,r];this._object=s(...i);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:Pi()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",r="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],r),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[hs(this.source),this.getDefaultOutputNode().getCacheKey(e)];for(const r in this.parameters)t.push(this.parameters[r].getCacheKey(e));return ps(t)}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const wy=Ri(Ey);function My(e){let t;const r=e.context.getViewZ;return void 0!==r&&(t=r(this)),(t||fl.z).negate()}const By=Ei((([e,t],r)=>{const s=My(r);return Ta(e,t,s)})),Fy=Ei((([e],t)=>{const r=My(t);return e.mul(e,r,r).negate().exp().oneMinus()})),Uy=Ei((([e,t])=>ji(t.toFloat().mix(Bn.rgb,e.toVec3()),Bn.a)));let Py=null,Iy=null;class Ly extends Ds{static get type(){return"RangeNode"}constructor(e=Pi(),t=Pi()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=e.getTypeLength(vs(this.minNode.value)),r=e.getTypeLength(vs(this.maxNode.value));return t>r?t:r}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}setup(e){const t=e.object;let r=null;if(t.count>1){const i=this.minNode.value,n=this.maxNode.value,o=e.getTypeLength(vs(i)),u=e.getTypeLength(vs(n));Py=Py||new s,Iy=Iy||new s,Py.setScalar(0),Iy.setScalar(0),1===o?Py.setScalar(i):i.isColor?Py.set(i.r,i.g,i.b,1):Py.set(i.x,i.y,i.z||0,i.w||0),1===u?Iy.setScalar(n):n.isColor?Iy.set(n.r,n.g,n.b,1):Iy.set(n.x,n.y,n.z||0,n.w||0);const l=4,d=l*t.count,c=new Float32Array(d);for(let e=0;eNi(new Vy(e,t)),Gy=Oy("numWorkgroups","uvec3"),ky=Oy("workgroupId","uvec3"),zy=Oy("globalId","uvec3"),$y=Oy("localId","uvec3"),Wy=Oy("subgroupSize","uint");const Hy=Ri(class extends Ds{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:r}=e;!0===r.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}});class jy extends Vs{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let r;const s=e.context.assign;if(r=super.generate(e),!0!==s){const s=this.getNodeType(e);r=e.format(r,s,t)}return r}}class qy extends Ds{constructor(e,t,r=0){super(t),this.bufferType=t,this.bufferCount=r,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e}label(e){return this.name=e,this}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return Ni(new jy(this,e))}generate(e){return e.getScopedArray(this.name||`${this.scope}Array_${this.id}`,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class Xy extends Gs{static get type(){return"AtomicFunctionNode"}constructor(e,t,r,s=null){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=r,this.storeNode=s}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=this.method,r=this.getNodeType(e),s=this.getInputType(e),i=this.pointerNode,n=this.valueNode,o=[];o.push(`&${i.build(e,s)}`),o.push(n.build(e,s));const a=`${e.getMethod(t,r)}( ${o.join(", ")} )`;if(null!==this.storeNode){const t=this.storeNode.build(e,s);e.addLineFlowCode(`${t} = ${a}`,this)}else e.addLineFlowCode(a,this)}}Xy.ATOMIC_LOAD="atomicLoad",Xy.ATOMIC_STORE="atomicStore",Xy.ATOMIC_ADD="atomicAdd",Xy.ATOMIC_SUB="atomicSub",Xy.ATOMIC_MAX="atomicMax",Xy.ATOMIC_MIN="atomicMin",Xy.ATOMIC_AND="atomicAnd",Xy.ATOMIC_OR="atomicOr",Xy.ATOMIC_XOR="atomicXor";const Ky=Ri(Xy),Yy=(e,t,r,s=null)=>{const i=Ky(e,t,r,s);return i.append(),i};let Qy;function Zy(e){Qy=Qy||new WeakMap;let t=Qy.get(e);return void 0===t&&Qy.set(e,t={}),t}function Jy(e){const t=Zy(e);return t.shadowMatrix||(t.shadowMatrix=ln("mat4").setGroup(on).onRenderUpdate((()=>(!0!==e.castShadow&&e.shadow.updateMatrices(e),e.shadow.matrix))))}function ex(e){const t=Zy(e);if(void 0===t.projectionUV){const r=Jy(e).mul(gl);t.projectionUV=r.xyz.div(r.w)}return t.projectionUV}function tx(e){const t=Zy(e);return t.position||(t.position=ln(new r).setGroup(on).onRenderUpdate(((t,r)=>r.value.setFromMatrixPosition(e.matrixWorld))))}function rx(e){const t=Zy(e);return t.targetPosition||(t.targetPosition=ln(new r).setGroup(on).onRenderUpdate(((t,r)=>r.value.setFromMatrixPosition(e.target.matrixWorld))))}function sx(e){const t=Zy(e);return t.viewPosition||(t.viewPosition=ln(new r).setGroup(on).onRenderUpdate((({camera:t},s)=>{s.value=s.value||new r,s.value.setFromMatrixPosition(e.matrixWorld),s.value.applyMatrix4(t.matrixWorldInverse)})))}const ix=e=>$u.transformDirection(tx(e).sub(rx(e))),nx=(e,t)=>{for(const r of t)if(r.isAnalyticLightNode&&r.light.id===e)return r;return null},ox=new WeakMap;class ax extends Ds{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=zi().toVar("totalDiffuse"),this.totalSpecularNode=zi().toVar("totalSpecular"),this.outgoingLightNode=zi().toVar("outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=[],t=this._lights;for(let r=0;re.sort(((e,t)=>e.id-t.id)))(this._lights),i=e.renderer.library;for(const e of s)if(e.isNode)t.push(Ni(e));else{let s=null;if(null!==r&&(s=nx(e.id,r)),null===s){const r=i.getLightNodeClass(e.constructor);if(null===r){console.warn(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let s=null;ox.has(e)?s=ox.get(e):(s=Ni(new r(e)),ox.set(e,s)),t.push(s)}}this._lightNodes=t}setupLights(e,t){for(const r of t)r.build(e)}setup(e){null===this._lightNodes&&this.setupLightsNode(e);const t=e.context,r=t.lightingModel;let s=this.outgoingLightNode;if(r){const{_lightNodes:i,totalDiffuseNode:n,totalSpecularNode:o}=this;t.outgoingLight=s;const a=e.addStack();e.getDataFromNode(this).nodes=a.nodes,r.start(t,a,e),this.setupLights(e,i),r.indirect(t,a,e);const{backdrop:u,backdropAlpha:l}=t,{directDiffuse:d,directSpecular:c,indirectDiffuse:h,indirectSpecular:p}=t.reflectedLight;let g=d.add(h);null!==u&&(g=zi(null!==l?l.mix(g,u):u),t.material.transparent=!0),n.assign(g),o.assign(c.add(p)),s.assign(n.add(o)),r.finish(t,a,e),s=s.bypass(e.removeStack())}return s}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class ux extends Ds{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=ws.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({material:e}){lx.assign(e.shadowPositionNode||gl)}dispose(){this.updateBeforeType=ws.NONE}}const lx=zi().toVar("shadowPositionWorld");function dx(t,r={}){return r.toneMapping=t.toneMapping,r.toneMappingExposure=t.toneMappingExposure,r.outputColorSpace=t.outputColorSpace,r.renderTarget=t.getRenderTarget(),r.activeCubeFace=t.getActiveCubeFace(),r.activeMipmapLevel=t.getActiveMipmapLevel(),r.renderObjectFunction=t.getRenderObjectFunction(),r.pixelRatio=t.getPixelRatio(),r.mrt=t.getMRT(),r.clearColor=t.getClearColor(r.clearColor||new e),r.clearAlpha=t.getClearAlpha(),r.autoClear=t.autoClear,r.scissorTest=t.getScissorTest(),r}function cx(e,t){return t=dx(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}function hx(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}function px(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}function gx(e,t){return t=px(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}function mx(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}function fx(e,t,r){return r=gx(t,r=cx(e,r))}function yx(e,t,r){hx(e,r),mx(t,r)}var xx=Object.freeze({__proto__:null,resetRendererAndSceneState:fx,resetRendererState:cx,resetSceneState:gx,restoreRendererAndSceneState:yx,restoreRendererState:hx,restoreSceneState:mx,saveRendererAndSceneState:function(e,t,r={}){return r=px(t,r=dx(e,r))},saveRendererState:dx,saveSceneState:px});const bx=new WeakMap,Tx=Ei((([e,t,r])=>{let s=gl.sub(e).length();return s=s.sub(t).div(r.sub(t)),s=s.saturate(),s})),_x=e=>{let t=bx.get(e);if(void 0===t){const r=e.isPointLight?(e=>{const t=e.shadow.camera,r=Gl("near","float",t).setGroup(on),s=Gl("far","float",t).setGroup(on),i=Yu(e);return Tx(i,r,s)})(e):null;t=new lh,t.colorNode=ji(0,0,0,1),t.depthNode=r,t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.fog=!1,bx.set(e,t)}return t},vx=Ei((({depthTexture:e,shadowCoord:t})=>Bu(e,t.xy).compare(t.z))),Nx=Ei((({depthTexture:e,shadowCoord:t,shadow:r})=>{const s=(t,r)=>Bu(e,t).compare(r),i=Gl("mapSize","vec2",r).setGroup(on),n=Gl("radius","float",r).setGroup(on),o=Vi(1).div(i),a=o.x.negate().mul(n),u=o.y.negate().mul(n),l=o.x.mul(n),d=o.y.mul(n),c=a.div(2),h=u.div(2),p=l.div(2),g=d.div(2);return jn(s(t.xy.add(Vi(a,u)),t.z),s(t.xy.add(Vi(0,u)),t.z),s(t.xy.add(Vi(l,u)),t.z),s(t.xy.add(Vi(c,h)),t.z),s(t.xy.add(Vi(0,h)),t.z),s(t.xy.add(Vi(p,h)),t.z),s(t.xy.add(Vi(a,0)),t.z),s(t.xy.add(Vi(c,0)),t.z),s(t.xy,t.z),s(t.xy.add(Vi(p,0)),t.z),s(t.xy.add(Vi(l,0)),t.z),s(t.xy.add(Vi(c,g)),t.z),s(t.xy.add(Vi(0,g)),t.z),s(t.xy.add(Vi(p,g)),t.z),s(t.xy.add(Vi(a,d)),t.z),s(t.xy.add(Vi(0,d)),t.z),s(t.xy.add(Vi(l,d)),t.z)).mul(1/17)})),Sx=Ei((({depthTexture:e,shadowCoord:t,shadow:r})=>{const s=(t,r)=>Bu(e,t).compare(r),i=Gl("mapSize","vec2",r).setGroup(on),n=Vi(1).div(i),o=n.x,a=n.y,u=t.xy,l=Uo(u.mul(i).add(.5));return u.subAssign(l.mul(n)),jn(s(u,t.z),s(u.add(Vi(o,0)),t.z),s(u.add(Vi(0,a)),t.z),s(u.add(n),t.z),fa(s(u.add(Vi(o.negate(),0)),t.z),s(u.add(Vi(o.mul(2),0)),t.z),l.x),fa(s(u.add(Vi(o.negate(),a)),t.z),s(u.add(Vi(o.mul(2),a)),t.z),l.x),fa(s(u.add(Vi(0,a.negate())),t.z),s(u.add(Vi(0,a.mul(2))),t.z),l.y),fa(s(u.add(Vi(o,a.negate())),t.z),s(u.add(Vi(o,a.mul(2))),t.z),l.y),fa(fa(s(u.add(Vi(o.negate(),a.negate())),t.z),s(u.add(Vi(o.mul(2),a.negate())),t.z),l.x),fa(s(u.add(Vi(o.negate(),a.mul(2))),t.z),s(u.add(Vi(o.mul(2),a.mul(2))),t.z),l.x),l.y)).mul(1/9)})),Ax=Ei((({depthTexture:e,shadowCoord:t})=>{const r=Pi(1).toVar(),s=Bu(e).sample(t.xy).rg,i=sa(t.z,s.x);return Bi(i.notEqual(Pi(1)),(()=>{const e=t.z.sub(s.x),n=ta(0,s.y.mul(s.y));let o=n.div(n.add(e.mul(e)));o=ya(qn(o,.3).div(.95-.3)),r.assign(ya(ta(i,o)))})),r})),Rx=Ei((({samples:e,radius:t,size:r,shadowPass:s})=>{const i=Pi(0).toVar(),n=Pi(0).toVar(),o=e.lessThanEqual(Pi(1)).select(Pi(0),Pi(2).div(e.sub(1))),a=e.lessThanEqual(Pi(1)).select(Pi(0),Pi(-1));yc({start:Ii(0),end:Ii(e),type:"int",condition:"<"},(({i:e})=>{const u=a.add(Pi(e).mul(o)),l=s.sample(jn(Pc.xy,Vi(0,u).mul(t)).div(r)).x;i.addAssign(l),n.addAssign(l.mul(l))})),i.divAssign(e),n.divAssign(e);const u=Eo(n.sub(i.mul(i)));return Vi(i,u)})),Cx=Ei((({samples:e,radius:t,size:r,shadowPass:s})=>{const i=Pi(0).toVar(),n=Pi(0).toVar(),o=e.lessThanEqual(Pi(1)).select(Pi(0),Pi(2).div(e.sub(1))),a=e.lessThanEqual(Pi(1)).select(Pi(0),Pi(-1));yc({start:Ii(0),end:Ii(e),type:"int",condition:"<"},(({i:e})=>{const u=a.add(Pi(e).mul(o)),l=s.sample(jn(Pc.xy,Vi(u,0).mul(t)).div(r));i.addAssign(l.x),n.addAssign(jn(l.y.mul(l.y),l.x.mul(l.x)))})),i.divAssign(e),n.divAssign(e);const u=Eo(n.sub(i.mul(i)));return Vi(i,u)})),Ex=[vx,Nx,Sx,Ax];let wx;const Mx=new mf;class Bx extends ux{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this.isShadowNode=!0}setupShadowFilter(e,{filterFn:t,depthTexture:r,shadowCoord:s,shadow:i}){const n=s.x.greaterThanEqual(0).and(s.x.lessThanEqual(1)).and(s.y.greaterThanEqual(0)).and(s.y.lessThanEqual(1)).and(s.z.lessThanEqual(1)),o=t({depthTexture:r,shadowCoord:s,shadow:i});return n.select(o,Pi(1))}setupShadowCoord(e,t){const{shadow:r}=this,{renderer:s}=e,i=Gl("bias","float",r).setGroup(on);let n,o=t;if(r.camera.isOrthographicCamera||!0!==s.logarithmicDepthBuffer)o=o.xyz.div(o.w),n=o.z,s.coordinateSystem===l&&(n=n.mul(2).sub(1));else{const e=o.w;o=o.xy.div(e);const t=Gl("near","float",r.camera).setGroup(on),s=Gl("far","float",r.camera).setGroup(on);n=Jc(e.negate(),t,s)}return o=zi(o.x,o.y.oneMinus(),n.add(i)),o}getShadowFilterFn(e){return Ex[e]}setupShadow(e){const{renderer:t}=e,{light:r,shadow:s}=this,i=t.shadowMap.type,n=new B(s.mapSize.width,s.mapSize.height);n.compareFunction=Ce;const o=e.createRenderTarget(s.mapSize.width,s.mapSize.height);if(o.depthTexture=n,s.camera.updateProjectionMatrix(),i===Ee){n.compareFunction=null,this.vsmShadowMapVertical=e.createRenderTarget(s.mapSize.width,s.mapSize.height,{format:we,type:xe}),this.vsmShadowMapHorizontal=e.createRenderTarget(s.mapSize.width,s.mapSize.height,{format:we,type:xe});const t=Bu(n),r=Bu(this.vsmShadowMapVertical.texture),i=Gl("blurSamples","float",s).setGroup(on),o=Gl("radius","float",s).setGroup(on),a=Gl("mapSize","vec2",s).setGroup(on);let u=this.vsmMaterialVertical||(this.vsmMaterialVertical=new lh);u.fragmentNode=Rx({samples:i,radius:o,size:a,shadowPass:t}).context(e.getSharedContext()),u.name="VSMVertical",u=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new lh),u.fragmentNode=Cx({samples:i,radius:o,size:a,shadowPass:r}).context(e.getSharedContext()),u.name="VSMHorizontal"}const a=Gl("intensity","float",s).setGroup(on),u=Gl("normalBias","float",s).setGroup(on),l=Jy(r).mul(lx.add(Cl.mul(u))),d=this.setupShadowCoord(e,l),c=s.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===c)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const h=i===Ee?this.vsmShadowMapHorizontal.texture:n,p=this.setupShadowFilter(e,{filterFn:c,shadowTexture:o.texture,depthTexture:h,shadowCoord:d,shadow:s}),g=Bu(o.texture,d),m=fa(1,p.rgb.mix(g,1),a.mul(g.a)).toVar();return this.shadowMap=o,this.shadow.map=o,m}setup(e){if(!1!==e.renderer.shadowMap.enabled)return Ei((()=>{let t=this._node;return this.setupShadowPosition(e),null===t&&(this._node=t=this.setupShadow(e)),e.material.shadowNode&&console.warn('THREE.NodeMaterial: ".shadowNode" is deprecated. Use ".castShadowNode" instead.'),e.material.receivedShadowNode&&(t=e.material.receivedShadowNode(t)),t}))()}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e;t.updateMatrices(s),r.setSize(t.mapSize.width,t.mapSize.height),i.render(n,t.camera)}updateShadow(e){const{shadowMap:t,light:r,shadow:s}=this,{renderer:i,scene:n,camera:o}=e,a=i.shadowMap.type,u=t.depthTexture.version;this._depthVersionCached=u,s.camera.layers.mask=o.layers.mask;const l=i.getRenderObjectFunction(),d=i.getMRT(),c=!!d&&d.has("velocity");wx=fx(i,n,wx),n.overrideMaterial=_x(r),i.setRenderObjectFunction(((e,t,r,n,u,l,...d)=>{(!0===e.castShadow||e.receiveShadow&&a===Ee)&&(c&&(Ss(e).useVelocity=!0),e.onBeforeShadow(i,e,o,s.camera,n,t.overrideMaterial,l),i.renderObject(e,t,r,n,u,l,...d),e.onAfterShadow(i,e,o,s.camera,n,t.overrideMaterial,l))})),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(l),!0!==r.isPointLight&&a===Ee&&this.vsmPass(i),yx(i,n,wx)}vsmPass(e){const{shadow:t}=this;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height),e.setRenderTarget(this.vsmShadowMapVertical),Mx.material=this.vsmMaterialVertical,Mx.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),Mx.material=this.vsmMaterialHorizontal,Mx.render(e)}dispose(){this.shadowMap.dispose(),this.shadowMap=null,null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null),super.dispose()}updateBefore(e){const{shadow:t}=this;(t.needsUpdate||t.autoUpdate)&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const Fx=(e,t)=>Ni(new Bx(e,t));class Ux extends Sc{static get type(){return"AnalyticLightNode"}constructor(t=null){super(),this.light=t,this.color=new e,this.colorNode=t&&t.colorNode||ln(this.color).setGroup(on),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=ws.FRAME}customCacheKey(){return gs(this.light.id,this.light.castShadow?1:0)}getHash(){return this.light.uuid}setupShadowNode(){return Fx(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let r=this.shadowColorNode;if(null===r){const t=this.light.shadow.shadowNode;let s;s=void 0!==t?Ni(t):this.setupShadowNode(e),this.shadowNode=s,this.shadowColorNode=r=this.colorNode.mul(s),this.baseColorNode=this.colorNode}this.colorNode=r}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const Px=Ei((e=>{const{lightDistance:t,cutoffDistance:r,decayExponent:s}=e,i=t.pow(s).max(.01).reciprocal();return r.greaterThan(0).select(i.mul(t.div(r).pow4().oneMinus().clamp().pow2()),i)})),Ix=new e,Lx=Ei((([e,t])=>{const r=e.toVar(),s=Go(r),i=Kn(1,ta(s.x,ta(s.y,s.z)));s.mulAssign(i),r.mulAssign(i.mul(t.mul(2).oneMinus()));const n=Vi(r.xy).toVar(),o=t.mul(1.5).oneMinus();return Bi(s.z.greaterThanEqual(o),(()=>{Bi(r.z.greaterThan(0),(()=>{n.x.assign(qn(4,r.x))}))})).ElseIf(s.x.greaterThanEqual(o),(()=>{const e=ko(r.x);n.x.assign(r.z.mul(e).add(e.mul(2)))})).ElseIf(s.y.greaterThanEqual(o),(()=>{const e=ko(r.y);n.x.assign(r.x.add(e.mul(2)).add(2)),n.y.assign(r.z.mul(e).sub(2))})),Vi(.125,.25).mul(n).add(Vi(.375,.75)).flipY()})).setLayout({name:"cubeToUV",type:"vec2",inputs:[{name:"pos",type:"vec3"},{name:"texelSizeY",type:"float"}]}),Dx=Ei((({depthTexture:e,bd3D:t,dp:r,texelSize:s})=>Bu(e,Lx(t,s.y)).compare(r))),Vx=Ei((({depthTexture:e,bd3D:t,dp:r,texelSize:s,shadow:i})=>{const n=Gl("radius","float",i).setGroup(on),o=Vi(-1,1).mul(n).mul(s.y);return Bu(e,Lx(t.add(o.xyy),s.y)).compare(r).add(Bu(e,Lx(t.add(o.yyy),s.y)).compare(r)).add(Bu(e,Lx(t.add(o.xyx),s.y)).compare(r)).add(Bu(e,Lx(t.add(o.yyx),s.y)).compare(r)).add(Bu(e,Lx(t,s.y)).compare(r)).add(Bu(e,Lx(t.add(o.xxy),s.y)).compare(r)).add(Bu(e,Lx(t.add(o.yxy),s.y)).compare(r)).add(Bu(e,Lx(t.add(o.xxx),s.y)).compare(r)).add(Bu(e,Lx(t.add(o.yxx),s.y)).compare(r)).mul(1/9)})),Ox=Ei((({filterFn:e,depthTexture:t,shadowCoord:r,shadow:s})=>{const i=r.xyz.toVar(),n=i.length(),o=ln("float").setGroup(on).onRenderUpdate((()=>s.camera.near)),a=ln("float").setGroup(on).onRenderUpdate((()=>s.camera.far)),u=Gl("bias","float",s).setGroup(on),l=ln(s.mapSize).setGroup(on),d=Pi(1).toVar();return Bi(n.sub(a).lessThanEqual(0).and(n.sub(o).greaterThanEqual(0)),(()=>{const r=n.sub(o).div(a.sub(o)).toVar();r.addAssign(u);const c=i.normalize(),h=Vi(1).div(l.mul(Vi(4,2)));d.assign(e({depthTexture:t,bd3D:c,dp:r,texelSize:h,shadow:s}))})),d})),Gx=new s,kx=new t,zx=new t;class $x extends Bx{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return e===Me?Dx:Vx}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,shadowTexture:r,depthTexture:s,shadowCoord:i,shadow:n}){return Ox({filterFn:t,shadowTexture:r,depthTexture:s,shadowCoord:i,shadow:n})}renderShadow(e){const{shadow:t,shadowMap:r,light:s}=this,{renderer:i,scene:n}=e,o=t.getFrameExtents();zx.copy(t.mapSize),zx.multiply(o),r.setSize(zx.width,zx.height),kx.copy(t.mapSize);const a=i.autoClear,u=i.getClearColor(Ix),l=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha),i.clear();const d=t.getViewportCount();for(let e=0;e{const n=i.context.lightingModel,o=t.sub(fl),a=o.normalize(),u=o.length(),l=Px({lightDistance:u,cutoffDistance:r,decayExponent:s}),d=e.mul(l),c=i.context.reflectedLight;n.direct({lightDirection:a,lightColor:d,reflectedLight:c},i.stack,i)}));class Hx extends Ux{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=ln(0).setGroup(on),this.decayExponentNode=ln(2).setGroup(on)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return((e,t)=>Ni(new $x(e,t)))(this.light)}setup(e){super.setup(e),Wx({color:this.colorNode,lightViewPosition:sx(this.light),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode}).append()}}const jx=Ei((([e=t()])=>{const t=e.mul(2),r=t.x.floor(),s=t.y.floor();return r.add(s).mod(2).sign()})),qx=Ei((([e=Au()],{renderer:t,material:r})=>{const s=Pi(1).toVar(),i=ma(e.mul(2).sub(1));if(r.alphaToCoverage&&t.samples>1){const e=Pi(i.fwidth()).toVar();s.assign(Ta(e.oneMinus(),e.add(1),i).oneMinus())}else i.greaterThan(1).discard();return s})),Xx=Ei((([e,t,r])=>{const s=Pi(r).toVar(),i=Pi(t).toVar(),n=Di(e).toVar();return wa(n,i,s)})).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),Kx=Ei((([e,t])=>{const r=Di(t).toVar(),s=Pi(e).toVar();return wa(r,s.negate(),s)})).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),Yx=Ei((([e])=>{const t=Pi(e).toVar();return Ii(Mo(t))})).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),Qx=Ei((([e,t])=>{const r=Pi(e).toVar();return t.assign(Yx(r)),r.sub(Pi(t))})),Zx=Dm([Ei((([e,t,r,s,i,n])=>{const o=Pi(n).toVar(),a=Pi(i).toVar(),u=Pi(s).toVar(),l=Pi(r).toVar(),d=Pi(t).toVar(),c=Pi(e).toVar(),h=Pi(qn(1,a)).toVar();return qn(1,o).mul(c.mul(h).add(d.mul(a))).add(o.mul(l.mul(h).add(u.mul(a))))})).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),Ei((([e,t,r,s,i,n])=>{const o=Pi(n).toVar(),a=Pi(i).toVar(),u=zi(s).toVar(),l=zi(r).toVar(),d=zi(t).toVar(),c=zi(e).toVar(),h=Pi(qn(1,a)).toVar();return qn(1,o).mul(c.mul(h).add(d.mul(a))).add(o.mul(l.mul(h).add(u.mul(a))))})).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),Jx=Dm([Ei((([e,t,r,s,i,n,o,a,u,l,d])=>{const c=Pi(d).toVar(),h=Pi(l).toVar(),p=Pi(u).toVar(),g=Pi(a).toVar(),m=Pi(o).toVar(),f=Pi(n).toVar(),y=Pi(i).toVar(),x=Pi(s).toVar(),b=Pi(r).toVar(),T=Pi(t).toVar(),_=Pi(e).toVar(),v=Pi(qn(1,p)).toVar(),N=Pi(qn(1,h)).toVar();return Pi(qn(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(b.mul(v).add(x.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))})).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),Ei((([e,t,r,s,i,n,o,a,u,l,d])=>{const c=Pi(d).toVar(),h=Pi(l).toVar(),p=Pi(u).toVar(),g=zi(a).toVar(),m=zi(o).toVar(),f=zi(n).toVar(),y=zi(i).toVar(),x=zi(s).toVar(),b=zi(r).toVar(),T=zi(t).toVar(),_=zi(e).toVar(),v=Pi(qn(1,p)).toVar(),N=Pi(qn(1,h)).toVar();return Pi(qn(1,c)).toVar().mul(N.mul(_.mul(v).add(T.mul(p))).add(h.mul(b.mul(v).add(x.mul(p))))).add(c.mul(N.mul(y.mul(v).add(f.mul(p))).add(h.mul(m.mul(v).add(g.mul(p))))))})).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),eb=Ei((([e,t,r])=>{const s=Pi(r).toVar(),i=Pi(t).toVar(),n=Li(e).toVar(),o=Li(n.bitAnd(Li(7))).toVar(),a=Pi(Xx(o.lessThan(Li(4)),i,s)).toVar(),u=Pi(Xn(2,Xx(o.lessThan(Li(4)),s,i))).toVar();return Kx(a,Di(o.bitAnd(Li(1)))).add(Kx(u,Di(o.bitAnd(Li(2)))))})).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),tb=Ei((([e,t,r,s])=>{const i=Pi(s).toVar(),n=Pi(r).toVar(),o=Pi(t).toVar(),a=Li(e).toVar(),u=Li(a.bitAnd(Li(15))).toVar(),l=Pi(Xx(u.lessThan(Li(8)),o,n)).toVar(),d=Pi(Xx(u.lessThan(Li(4)),n,Xx(u.equal(Li(12)).or(u.equal(Li(14))),o,i))).toVar();return Kx(l,Di(u.bitAnd(Li(1)))).add(Kx(d,Di(u.bitAnd(Li(2)))))})).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),rb=Dm([eb,tb]),sb=Ei((([e,t,r])=>{const s=Pi(r).toVar(),i=Pi(t).toVar(),n=Wi(e).toVar();return zi(rb(n.x,i,s),rb(n.y,i,s),rb(n.z,i,s))})).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),ib=Ei((([e,t,r,s])=>{const i=Pi(s).toVar(),n=Pi(r).toVar(),o=Pi(t).toVar(),a=Wi(e).toVar();return zi(rb(a.x,o,n,i),rb(a.y,o,n,i),rb(a.z,o,n,i))})).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),nb=Dm([sb,ib]),ob=Ei((([e])=>{const t=Pi(e).toVar();return Xn(.6616,t)})).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),ab=Ei((([e])=>{const t=Pi(e).toVar();return Xn(.982,t)})).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),ub=Dm([ob,Ei((([e])=>{const t=zi(e).toVar();return Xn(.6616,t)})).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),lb=Dm([ab,Ei((([e])=>{const t=zi(e).toVar();return Xn(.982,t)})).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),db=Ei((([e,t])=>{const r=Ii(t).toVar(),s=Li(e).toVar();return s.shiftLeft(r).bitOr(s.shiftRight(Ii(32).sub(r)))})).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),cb=Ei((([e,t,r])=>{e.subAssign(r),e.bitXorAssign(db(r,Ii(4))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(db(e,Ii(6))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(db(t,Ii(8))),t.addAssign(e),e.subAssign(r),e.bitXorAssign(db(r,Ii(16))),r.addAssign(t),t.subAssign(e),t.bitXorAssign(db(e,Ii(19))),e.addAssign(r),r.subAssign(t),r.bitXorAssign(db(t,Ii(4))),t.addAssign(e)})),hb=Ei((([e,t,r])=>{const s=Li(r).toVar(),i=Li(t).toVar(),n=Li(e).toVar();return s.bitXorAssign(i),s.subAssign(db(i,Ii(14))),n.bitXorAssign(s),n.subAssign(db(s,Ii(11))),i.bitXorAssign(n),i.subAssign(db(n,Ii(25))),s.bitXorAssign(i),s.subAssign(db(i,Ii(16))),n.bitXorAssign(s),n.subAssign(db(s,Ii(4))),i.bitXorAssign(n),i.subAssign(db(n,Ii(14))),s.bitXorAssign(i),s.subAssign(db(i,Ii(24))),s})).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),pb=Ei((([e])=>{const t=Li(e).toVar();return Pi(t).div(Pi(Li(Ii(4294967295))))})).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),gb=Ei((([e])=>{const t=Pi(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))})).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),mb=Dm([Ei((([e])=>{const t=Ii(e).toVar(),r=Li(Li(1)).toVar(),s=Li(Li(Ii(3735928559)).add(r.shiftLeft(Li(2))).add(Li(13))).toVar();return hb(s.add(Li(t)),s,s)})).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),Ei((([e,t])=>{const r=Ii(t).toVar(),s=Ii(e).toVar(),i=Li(Li(2)).toVar(),n=Li().toVar(),o=Li().toVar(),a=Li().toVar();return n.assign(o.assign(a.assign(Li(Ii(3735928559)).add(i.shiftLeft(Li(2))).add(Li(13))))),n.addAssign(Li(s)),o.addAssign(Li(r)),hb(n,o,a)})).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),Ei((([e,t,r])=>{const s=Ii(r).toVar(),i=Ii(t).toVar(),n=Ii(e).toVar(),o=Li(Li(3)).toVar(),a=Li().toVar(),u=Li().toVar(),l=Li().toVar();return a.assign(u.assign(l.assign(Li(Ii(3735928559)).add(o.shiftLeft(Li(2))).add(Li(13))))),a.addAssign(Li(n)),u.addAssign(Li(i)),l.addAssign(Li(s)),hb(a,u,l)})).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),Ei((([e,t,r,s])=>{const i=Ii(s).toVar(),n=Ii(r).toVar(),o=Ii(t).toVar(),a=Ii(e).toVar(),u=Li(Li(4)).toVar(),l=Li().toVar(),d=Li().toVar(),c=Li().toVar();return l.assign(d.assign(c.assign(Li(Ii(3735928559)).add(u.shiftLeft(Li(2))).add(Li(13))))),l.addAssign(Li(a)),d.addAssign(Li(o)),c.addAssign(Li(n)),cb(l,d,c),l.addAssign(Li(i)),hb(l,d,c)})).setLayout({name:"mx_hash_int_3",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"}]}),Ei((([e,t,r,s,i])=>{const n=Ii(i).toVar(),o=Ii(s).toVar(),a=Ii(r).toVar(),u=Ii(t).toVar(),l=Ii(e).toVar(),d=Li(Li(5)).toVar(),c=Li().toVar(),h=Li().toVar(),p=Li().toVar();return c.assign(h.assign(p.assign(Li(Ii(3735928559)).add(d.shiftLeft(Li(2))).add(Li(13))))),c.addAssign(Li(l)),h.addAssign(Li(u)),p.addAssign(Li(a)),cb(c,h,p),c.addAssign(Li(o)),h.addAssign(Li(n)),hb(c,h,p)})).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),fb=Dm([Ei((([e,t])=>{const r=Ii(t).toVar(),s=Ii(e).toVar(),i=Li(mb(s,r)).toVar(),n=Wi().toVar();return n.x.assign(i.bitAnd(Ii(255))),n.y.assign(i.shiftRight(Ii(8)).bitAnd(Ii(255))),n.z.assign(i.shiftRight(Ii(16)).bitAnd(Ii(255))),n})).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),Ei((([e,t,r])=>{const s=Ii(r).toVar(),i=Ii(t).toVar(),n=Ii(e).toVar(),o=Li(mb(n,i,s)).toVar(),a=Wi().toVar();return a.x.assign(o.bitAnd(Ii(255))),a.y.assign(o.shiftRight(Ii(8)).bitAnd(Ii(255))),a.z.assign(o.shiftRight(Ii(16)).bitAnd(Ii(255))),a})).setLayout({name:"mx_hash_vec3_1",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]})]),yb=Dm([Ei((([e])=>{const t=Vi(e).toVar(),r=Ii().toVar(),s=Ii().toVar(),i=Pi(Qx(t.x,r)).toVar(),n=Pi(Qx(t.y,s)).toVar(),o=Pi(gb(i)).toVar(),a=Pi(gb(n)).toVar(),u=Pi(Zx(rb(mb(r,s),i,n),rb(mb(r.add(Ii(1)),s),i.sub(1),n),rb(mb(r,s.add(Ii(1))),i,n.sub(1)),rb(mb(r.add(Ii(1)),s.add(Ii(1))),i.sub(1),n.sub(1)),o,a)).toVar();return ub(u)})).setLayout({name:"mx_perlin_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"}]}),Ei((([e])=>{const 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Trying add",e)},agxToneMapping:yy,all:To,alphaT:Sn,and:so,anisotropy:An,anisotropyB:Cn,anisotropyT:Rn,any:_o,append:Fi,arrayBuffer:e=>Ni(new qs(e,"ArrayBuffer")),asin:Do,assign:zn,atan:Oo,atan2:Aa,atomicAdd:(e,t,r=null)=>Yy(Xy.ATOMIC_ADD,e,t,r),atomicAnd:(e,t,r=null)=>Yy(Xy.ATOMIC_AND,e,t,r),atomicFunc:Yy,atomicMax:(e,t,r=null)=>Yy(Xy.ATOMIC_MAX,e,t,r),atomicMin:(e,t,r=null)=>Yy(Xy.ATOMIC_MIN,e,t,r),atomicOr:(e,t,r=null)=>Yy(Xy.ATOMIC_OR,e,t,r),atomicStore:(e,t,r=null)=>Yy(Xy.ATOMIC_STORE,e,t,r),atomicSub:(e,t,r=null)=>Yy(Xy.ATOMIC_SUB,e,t,r),atomicXor:(e,t,r=null)=>Yy(Xy.ATOMIC_XOR,e,t,r),attenuationColor:On,attenuationDistance:Vn,attribute:Su,attributeArray:(e,t="float")=>{const r=_s(t),s=Ts(t),i=new Nf(e,r,s);return Cf(i,t,e)},backgroundBlurriness:Pf,backgroundIntensity:If,backgroundRotation:Lf,batch:hc,billboarding:$m,bitAnd:ao,bitNot:uo,bitOr:lo,bitXor:co,bitangentGeometry:Ql,bitangentLocal:Zl,bitangentView:Jl,bitangentWorld:ed,bitcast:Zo,blendBurn:Hf,blendColor:Kf,blendDodge:jf,blendOverlay:Xf,blendScreen:qf,blur:Jp,bool:Di,buffer:Pu,bufferAttribute:nu,bumpMap:hd,burn:(...e)=>(console.warn('THREE.TSL: "burn" has been renamed. Use "blendBurn" instead.'),Hf(e)),bvec2:ki,bvec3:Hi,bvec4:Ki,bypass:gu,cache:hu,call:Wn,cameraFar:Gu,cameraIndex:Vu,cameraNear:Ou,cameraNormalMatrix:Hu,cameraPosition:ju,cameraProjectionMatrix:ku,cameraProjectionMatrixInverse:zu,cameraViewMatrix:$u,cameraWorldMatrix:Wu,cbrt:ga,cdl:ty,ceil:Bo,checker:jx,cineonToneMapping:cy,clamp:ya,clearcoat:yn,clearcoatRoughness:xn,code:Ty,color:Ui,colorSpaceToWorking:Ya,colorToDirection:e=>Ni(e).mul(2).sub(1),compute:du,cond:Ma,context:Fa,convert:en,convertColorSpace:(e,t,r)=>Ni(new ja(Ni(e),t,r)),convertToTexture:(e,...t)=>e.isTextureNode?e:e.isPassNode?e.getTextureNode():xf(e,...t),cos:Io,cross:ua,cubeTexture:Dl,dFdx:Ho,dFdy:jo,dashSize:Fn,defaultBuildStages:Us,defaultShaderStages:Fs,defined:Ti,degrees:No,deltaTime:Om,densityFog:function(e,t){return console.warn('THREE.TSL: "densityFog( color, density )" is deprecated. Use "fog( color, densityFogFactor( density ) )" instead.'),Uy(e,Fy(t))},densityFogFactor:Fy,depth:th,depthPass:(e,t,r)=>Ni(new ay(ay.DEPTH,e,t,r)),difference:oa,diffuseColor:pn,directPointLight:Wx,directionToColor:bh,dispersion:Gn,distance:na,div:Kn,dodge:(...e)=>(console.warn('THREE.TSL: "dodge" has been renamed. 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Use "blendOverlay" instead.'),Xf(e)),overloadingFn:Dm,parabola:Bm,parallaxDirection:id,parallaxUV:(e,t)=>e.sub(id.mul(t)),parameter:(e,t)=>Ni(new vm(e,t)),pass:(e,t,r)=>Ni(new ay(ay.COLOR,e,t,r)),passTexture:(e,t)=>Ni(new ny(e,t)),pcurve:(e,t,r)=>la(Kn(la(e,t),jn(la(e,t),la(qn(1,e),r))),1/t),perspectiveDepthToViewZ:Zc,pmremTexture:ig,pointUV:Mf,pointWidth:Pn,positionGeometry:cl,positionLocal:hl,positionPrevious:pl,positionView:fl,positionViewDirection:yl,positionWorld:gl,positionWorldDirection:ml,posterize:sy,pow:la,pow2:da,pow3:ca,pow4:ha,property:cn,radians:vo,rand:va,range:Dy,rangeFog:function(e,t,r){return console.warn('THREE.TSL: "rangeFog( color, near, far )" is deprecated. Use "fog( color, rangeFogFactor( near, far ) )" instead.'),Uy(e,By(t,r))},rangeFogFactor:By,reciprocal:Xo,reference:Gl,referenceBuffer:kl,reflect:ia,reflectVector:Pl,reflectView:Fl,reflector:e=>Ni(new df(e)),refract:ba,refractVector:Il,refractView:Ul,reinhardToneMapping:dy,remainder:go,remap:fu,remapClamp:yu,renderGroup:on,renderOutput:vu,rendererReference:eu,rotate:Sg,rotateUV:km,roughness:mn,round:qo,rtt:xf,sRGBTransferEOTF:za,sRGBTransferOETF:$a,sampler:e=>(!0===e.isNode?e:Bu(e)).convert("sampler"),saturate:xa,saturation:Qf,screen:(...e)=>(console.warn('THREE.TSL: "screen" has been renamed. Use "blendScreen" instead.'),qf(e)),screenCoordinate:Pc,screenSize:Uc,screenUV:Fc,scriptable:wy,scriptableValue:Sy,select:wa,setCurrentStack:wi,shaderStages:Ps,shadow:Fx,shadowPositionWorld:lx,shapeCircle:qx,sharedUniformGroup:sn,sheen:bn,sheenRoughness:Tn,shiftLeft:ho,shiftRight:po,shininess:Mn,sign:ko,sin:Po,sinc:(e,t)=>Po(xo.mul(t.mul(e).sub(1))).div(xo.mul(t.mul(e).sub(1))),skinning:e=>Ni(new gc(e)),skinningReference:mc,smoothstep:Ta,smoothstepElement:Sa,specularColor:En,specularF90:wn,spherizeUV:zm,split:(e,t)=>Ni(new $s(Ni(e),t)),spritesheetUV:jm,sqrt:Eo,stack:Sm,step:sa,storage:Cf,storageBarrier:()=>Hy("storage").append(),storageObject:(e,t,r)=>(console.warn('THREE.TSL: "storageObject()" is deprecated. Use "storage().setPBO( true )" instead.'),Cf(e,t,r).setPBO(!0)),storageTexture:Vf,string:(e="")=>Ni(new qs(e,"string")),sub:qn,subgroupIndex:sc,subgroupSize:Wy,tan:Lo,tangentGeometry:Wl,tangentLocal:Hl,tangentView:jl,tangentWorld:ql,temp:Va,texture:Bu,texture3D:Pg,textureBarrier:()=>Hy("texture").append(),textureBicubic:bp,textureCubeUV:Yp,textureLoad:Fu,textureSize:Cu,textureStore:(e,t,r)=>{const s=Vf(e,t,r);return null!==r&&s.append(),s},thickness:Dn,time:Vm,timerDelta:(e=1)=>(console.warn('TSL: timerDelta() is deprecated. Use "deltaTime" instead.'),Om.mul(e)),timerGlobal:(e=1)=>(console.warn('TSL: timerGlobal() is deprecated. Use "time" instead.'),Vm.mul(e)),timerLocal:(e=1)=>(console.warn('TSL: timerLocal() is deprecated. Use "time" instead.'),Vm.mul(e)),toOutputColorSpace:qa,toWorkingColorSpace:Xa,toneMapping:ru,toneMappingExposure:su,toonOutlinePass:(t,r,s=new e(0,0,0),i=.003,n=1)=>Ni(new uy(t,r,Ni(s),Ni(i),Ni(n))),transformDirection:pa,transformNormal:wl,transformNormalToView:Ml,transformedBentNormalView:nd,transformedBitangentView:td,transformedBitangentWorld:rd,transformedClearcoatNormalView:El,transformedNormalView:Rl,transformedNormalWorld:Cl,transformedTangentView:Xl,transformedTangentWorld:Kl,transmission:Ln,transpose:Qo,triNoise3D:Pm,triplanarTexture:(...e)=>Xm(...e),triplanarTextures:Xm,trunc:Ko,tslFn:(...e)=>(console.warn("TSL.ShaderNode: tslFn() has been renamed to Fn()."),Ei(...e)),uint:Li,uniform:ln,uniformArray:Du,uniformGroup:rn,uniforms:(e,t)=>(console.warn("TSL.UniformArrayNode: uniforms() has been renamed to uniformArray()."),Ni(new Lu(e,t))),userData:(e,t,r)=>Ni(new Of(e,t,r)),uv:Au,uvec2:Gi,uvec3:Wi,uvec4:Xi,varying:Ga,varyingProperty:hn,vec2:Vi,vec3:zi,vec4:ji,vectorComponents:Is,velocity:Wf,vertexColor:e=>Ni(new Ef(e)),vertexIndex:tc,vertexStage:ka,vibrance:Zf,viewZToLogarithmicDepth:Jc,viewZToOrthographicDepth:Yc,viewZToPerspectiveDepth:Qc,viewport:Ic,viewportBottomLeft:kc,viewportCoordinate:Dc,viewportDepthTexture:Xc,viewportLinearDepth:sh,viewportMipTexture:Hc,viewportResolution:Oc,viewportSafeUV:Wm,viewportSharedTexture:fh,viewportSize:Lc,viewportTexture:Wc,viewportTopLeft:Gc,viewportUV:Vc,wgsl:(e,t)=>Ty(e,t,"wgsl"),wgslFn:(e,t)=>vy(e,t,"wgsl"),workgroupArray:(e,t)=>Ni(new qy("Workgroup",e,t)),workgroupBarrier:()=>Hy("workgroup").append(),workgroupId:ky,workingToColorSpace:Ka,xor:oo});const kb=new _m;class zb extends zg{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,r){const s=this.renderer,i=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===i)s._clearColor.getRGB(kb,Re),kb.a=s._clearColor.a;else if(!0===i.isColor)i.getRGB(kb,Re),kb.a=1,n=!0;else if(!0===i.isNode){const r=this.get(e),n=i;kb.copy(s._clearColor);let o=r.backgroundMesh;if(void 0===o){const e=Fa(ji(n).mul(If),{getUV:()=>Lf.mul(Al),getTextureLevel:()=>Pf});let t=Jd;t=t.setZ(t.w);const s=new lh;s.name="Background.material",s.side=T,s.depthTest=!1,s.depthWrite=!1,s.fog=!1,s.lights=!1,s.vertexNode=t,s.colorNode=e,r.backgroundMeshNode=e,r.backgroundMesh=o=new G(new Be(1,32,32),s),o.frustumCulled=!1,o.name="Background.mesh",o.onBeforeRender=function(e,t,r){this.matrixWorld.copyPosition(r.matrixWorld)}}const a=n.getCacheKey();r.backgroundCacheKey!==a&&(r.backgroundMeshNode.node=ji(n).mul(If),r.backgroundMeshNode.needsUpdate=!0,o.material.needsUpdate=!0,r.backgroundCacheKey=a),t.unshift(o,o.geometry,o.material,0,0,null,null)}else console.error("THREE.Renderer: Unsupported background configuration.",i);const o=s.xr.getEnvironmentBlendMode();if("additive"===o?kb.set(0,0,0,1):"alpha-blend"===o&&kb.set(0,0,0,0),!0===s.autoClear||!0===n){const e=r.clearColorValue;e.r=kb.r,e.g=kb.g,e.b=kb.b,e.a=kb.a,!0!==s.backend.isWebGLBackend&&!0!==s.alpha||(e.r*=e.a,e.g*=e.a,e.b*=e.a),r.depthClearValue=s._clearDepth,r.stencilClearValue=s._clearStencil,r.clearColor=!0===s.autoClearColor,r.clearDepth=!0===s.autoClearDepth,r.clearStencil=!0===s.autoClearStencil}else r.clearColor=!1,r.clearDepth=!1,r.clearStencil=!1}}let $b=0;class Wb{constructor(e="",t=[],r=0,s=[]){this.name=e,this.bindings=t,this.index=r,this.bindingsReference=s,this.id=$b++}}class Hb{constructor(e,t,r,s,i,n,o,a,u,l=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=r,this.transforms=l,this.nodeAttributes=s,this.bindings=i,this.updateNodes=n,this.updateBeforeNodes=o,this.updateAfterNodes=a,this.observer=u,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==t.bindings[0].groupNode.shared){const r=new Wb(t.name,[],t.index,t);e.push(r);for(const e of t.bindings)r.bindings.push(e.clone())}else e.push(t)}return e}}class jb{constructor(e,t,r=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=r}}class qb{constructor(e,t,r){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=r.getSelf()}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class Xb{constructor(e,t,r=!1){this.isNodeVar=!0,this.name=e,this.type=t,this.readOnly=r}}class Kb extends Xb{constructor(e,t){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0}}class Yb{constructor(e,t,r=""){this.name=e,this.type=t,this.code=r,Object.defineProperty(this,"isNodeCode",{value:!0})}}let Qb=0;class Zb{constructor(e=null){this.id=Qb++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class Jb extends Ds{static get type(){return"StructTypeNode"}constructor(e,t){super(),this.name=e,this.types=t,this.isStructTypeNode=!0}getMemberTypes(){return this.types}}class eT{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0}setValue(e){this.value=e}getValue(){return this.value}}class tT extends eT{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class rT extends eT{constructor(e,r=new t){super(e,r),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class sT extends eT{constructor(e,t=new r){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class iT extends eT{constructor(e,t=new s){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class nT extends eT{constructor(t,r=new e){super(t,r),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class oT extends eT{constructor(e,t=new i){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class aT extends eT{constructor(e,t=new n){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class uT extends tT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class lT extends rT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class dT extends sT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class cT extends iT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class hT extends nT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class pT extends oT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}class gT extends aT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}getType(){return this.nodeUniform.type}}const mT=[.125,.215,.35,.446,.526,.582],fT=20,yT=new Te(-1,1,1,-1,0,1),xT=new Ue(90,1),bT=new e;let TT=null,_T=0,vT=0;const NT=(1+Math.sqrt(5))/2,ST=1/NT,AT=[new r(-NT,ST,0),new r(NT,ST,0),new r(-ST,0,NT),new r(ST,0,NT),new r(0,NT,-ST),new r(0,NT,ST),new r(-1,1,-1),new r(1,1,-1),new r(-1,1,1),new r(1,1,1)],RT=new WeakMap,CT=[3,1,5,0,4,2],ET=Kp(Au(),Su("faceIndex")).normalize(),wT=zi(ET.x,ET.y,ET.z);class MT{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,r=.1,s=100,i=null){if(this._setSize(256),!1===this._hasInitialized){console.warn("THREE.PMREMGenerator: .fromScene() called before the backend is initialized. Try using .fromSceneAsync() instead.");const n=i||this._allocateTargets();return this.fromSceneAsync(e,t,r,s,n),n}TT=this._renderer.getRenderTarget(),_T=this._renderer.getActiveCubeFace(),vT=this._renderer.getActiveMipmapLevel();const n=i||this._allocateTargets();return n.depthBuffer=!0,this._sceneToCubeUV(e,r,s,n),t>0&&this._blur(n,0,0,t),this._applyPMREM(n),this._cleanup(n),n}async fromSceneAsync(e,t=0,r=.1,s=100,i=null){return!1===this._hasInitialized&&await this._renderer.init(),this.fromScene(e,t,r,s,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){console.warn("THREE.PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using .fromEquirectangularAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTargets();return this.fromEquirectangularAsync(e,r),r}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return!1===this._hasInitialized&&await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){console.warn("THREE.PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const r=t||this._allocateTargets();return this.fromCubemapAsync(e,t),r}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return!1===this._hasInitialized&&await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=PT(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=IT(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===_||e.mapping===v?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?u=mT[a-e+4-1]:0===a&&(u=0),s.push(u);const l=1/(o-2),d=-l,c=1+l,h=[d,d,c,d,c,c,d,d,c,c,d,c],p=6,g=6,m=3,f=2,y=1,x=new Float32Array(m*g*p),b=new Float32Array(f*g*p),T=new Float32Array(y*g*p);for(let e=0;e2?0:-1,s=[t,r,0,t+2/3,r,0,t+2/3,r+1,0,t,r,0,t+2/3,r+1,0,t,r+1,0],i=CT[e];x.set(s,m*g*i),b.set(h,f*g*i);const n=[i,i,i,i,i,i];T.set(n,y*g*i)}const _=new _e;_.setAttribute("position",new Ne(x,m)),_.setAttribute("uv",new Ne(b,f)),_.setAttribute("faceIndex",new Ne(T,y)),t.push(_),i.push(new G(_,null)),n>4&&n--}return{lodPlanes:t,sizeLods:r,sigmas:s,lodMeshes:i}}(i)),this._blurMaterial=function(e,t,s){const i=Du(new Array(fT).fill(0)),n=ln(new r(0,1,0)),o=ln(0),a=Pi(fT),u=ln(0),l=ln(1),d=Bu(null),c=ln(0),h=Pi(1/t),p=Pi(1/s),g=Pi(e),m={n:a,latitudinal:u,weights:i,poleAxis:n,outputDirection:wT,dTheta:o,samples:l,envMap:d,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:p,CUBEUV_MAX_MIP:g},f=UT("blur");return f.fragmentNode=Jp({...m,latitudinal:u.equal(1)}),RT.set(f,m),f}(i,e,t)}return i}async _compileMaterial(e){const t=new G(this._lodPlanes[0],e);await this._renderer.compile(t,yT)}_sceneToCubeUV(e,t,r,s){const i=xT;i.near=t,i.far=r;const n=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],a=this._renderer,u=a.autoClear;a.getClearColor(bT),a.autoClear=!1;let l=this._backgroundBox;if(null===l){const e=new Y({name:"PMREM.Background",side:T,depthWrite:!1,depthTest:!1});l=new G(new O,e)}let d=!1;const c=e.background;c?c.isColor&&(l.material.color.copy(c),e.background=null,d=!0):(l.material.color.copy(bT),d=!0),a.setRenderTarget(s),a.clear(),d&&a.render(l,i);for(let t=0;t<6;t++){const r=t%3;0===r?(i.up.set(0,n[t],0),i.lookAt(o[t],0,0)):1===r?(i.up.set(0,0,n[t]),i.lookAt(0,o[t],0)):(i.up.set(0,n[t],0),i.lookAt(0,0,o[t]));const u=this._cubeSize;FT(s,r*u,t>2?u:0,u,u),a.render(e,i)}a.autoClear=u,e.background=c}_textureToCubeUV(e,t){const r=this._renderer,s=e.mapping===_||e.mapping===v;s?null===this._cubemapMaterial&&(this._cubemapMaterial=PT(e)):null===this._equirectMaterial&&(this._equirectMaterial=IT(e));const i=s?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=i;const o=this._cubeSize;FT(t,0,0,3*o,2*o),r.setRenderTarget(t),r.render(n,yT)}_applyPMREM(e){const t=this._renderer,r=t.autoClear;t.autoClear=!1;const s=this._lodPlanes.length;for(let t=1;tfT&&console.warn(`sigmaRadians, ${i}, is too large and will clip, as it requested ${g} samples when the maximum is set to 20`);const m=[];let f=0;for(let e=0;ey-4?s-y+4:0),4*(this._cubeSize-x),3*x,2*x),a.setRenderTarget(t),a.render(l,yT)}}function BT(e,t,r){const s=new me(e,t,r);return s.texture.mapping=Fe,s.texture.name="PMREM.cubeUv",s.texture.isPMREMTexture=!0,s.scissorTest=!0,s}function FT(e,t,r,s,i){e.viewport.set(t,r,s,i),e.scissor.set(t,r,s,i)}function UT(e){const t=new lh;return t.depthTest=!1,t.depthWrite=!1,t.blending=L,t.name=`PMREM_${e}`,t}function PT(e){const t=UT("cubemap");return t.fragmentNode=Dl(e,wT),t}function IT(e){const t=UT("equirect");return t.fragmentNode=Bu(e,Nh(wT),0),t}const LT=new WeakMap,DT=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),VT=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class OT{constructor(e,t,r){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=r,this.scene=null,this.camera=null,this.nodes=[],this.sequentialNodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.observer=null,this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.flow={code:""},this.chaining=[],this.stack=Sm(),this.stacks=[],this.tab="\t",this.currentFunctionNode=null,this.context={material:this.material},this.cache=new Zb,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.useComparisonMethod=!1}getBindGroupsCache(){let e=LT.get(this.renderer);return void 0===e&&(e=new Dg,LT.set(this.renderer,e)),e}createRenderTarget(e,t,r){return new me(e,t,r)}createCubeRenderTarget(e,t){return new Sh(e,t)}createPMREMGenerator(){return new MT(this.renderer)}includes(e){return this.nodes.includes(e)}getOutputStructName(){}_getBindGroup(e,t){const r=this.getBindGroupsCache(),s=[];let i,n=!0;for(const e of t)s.push(e),n=n&&!0!==e.groupNode.shared;return n?(i=r.get(s),void 0===i&&(i=new Wb(e,s,this.bindingsIndexes[e].group,s),r.set(s,i))):i=new Wb(e,s,this.bindingsIndexes[e].group,s),i}getBindGroupArray(e,t){const r=this.bindings[t];let s=r[e];return void 0===s&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),r[e]=s=[]),s}getBindings(){let e=this.bindGroups;if(null===e){const t={},r=this.bindings;for(const e of Ps)for(const s in r[e]){const i=r[e][s];(t[s]||(t[s]=[])).push(...i)}e=[];for(const r in t){const s=t[r],i=this._getBindGroup(r,s);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort(((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order));for(let t=0;t=0?`${Math.round(n)}u`:"0u";if("bool"===i)return n?"true":"false";if("color"===i)return`${this.getType("vec3")}( ${VT(n.r)}, ${VT(n.g)}, ${VT(n.b)} )`;const o=this.getTypeLength(i),a=this.getComponentType(i),u=e=>this.generateConst(a,e);if(2===o)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)} )`;if(3===o)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)} )`;if(4===o)return`${this.getType(i)}( ${u(n.x)}, ${u(n.y)}, ${u(n.z)}, ${u(n.w)} )`;if(o>4&&n&&(n.isMatrix3||n.isMatrix4))return`${this.getType(i)}( ${n.elements.map(u).join(", ")} )`;if(o>4)return`${this.getType(i)}()`;throw new Error(`NodeBuilder: Type '${i}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const r=this.attributes;for(const t of r)if(t.name===e)return t;const s=new jb(e,t);return r.push(s),s}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===b)return"int";if(t===x)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;const r=bs(e);return("float"===t?"":t[0])+r}getTypeFromArray(e){return DT.get(e.constructor)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const r=t.array,s=e.itemSize,i=e.normalized;let n;return e instanceof De||!0===i||(n=this.getTypeFromArray(r)),this.getTypeFromLength(s,n)}getTypeLength(e){const t=this.getVectorType(e),r=/vec([2-4])/.exec(t);return null!==r?Number(r[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}addStack(){return this.stack=Sm(this.stack),this.stacks.push(Mi()||this.stack),wi(this.stack),this.stack}removeStack(){const e=this.stack;return this.stack=e.parent,wi(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,r=null){let s=(r=null===r?e.isGlobal(this)?this.globalCache:this.cache:r).getData(e);return void 0===s&&(s={},r.setData(e,s)),void 0===s[t]&&(s[t]={}),s[t]}getNodeProperties(e,t="any"){const r=this.getDataFromNode(e,t);return r.properties||(r.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const r=this.getDataFromNode(e);let s=r.bufferAttribute;if(void 0===s){const i=this.uniforms.index++;s=new jb("nodeAttribute"+i,t,e),this.bufferAttributes.push(s),r.bufferAttribute=s}return s}getStructTypeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e,r);let i=s.structType;if(void 0===i){const e=this.structs.index++;i=new Jb("StructType"+e,t),this.structs[r].push(i),s.structType=i}return i}getUniformFromNode(e,t,r=this.shaderStage,s=null){const i=this.getDataFromNode(e,r,this.globalCache);let n=i.uniform;if(void 0===n){const o=this.uniforms.index++;n=new qb(s||"nodeUniform"+o,t,e),this.uniforms[r].push(n),i.uniform=n}return n}getVarFromNode(e,t=null,r=e.getNodeType(this),s=this.shaderStage,i=!1){const n=this.getDataFromNode(e,s);let o=n.variable;if(void 0===o){const e=i?"_const":"_var",a=this.vars[s]||(this.vars[s]=[]),u=this.vars[e]||(this.vars[e]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+u,this.vars[e]++),o=new Xb(t,r,i),i||a.push(o),n.variable=o}return o}isDeterministic(e){return e.isMathNode?this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode)):e.isOperatorNode?this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode)):!!e.isConstNode}getVaryingFromNode(e,t=null,r=e.getNodeType(this)){const s=this.getDataFromNode(e,"any");let i=s.varying;if(void 0===i){const e=this.varyings,n=e.length;null===t&&(t="nodeVarying"+n),i=new Kb(t,r),e.push(i),s.varying=i}return i}getCodeFromNode(e,t,r=this.shaderStage){const s=this.getDataFromNode(e);let i=s.code;if(void 0===i){const e=this.codes[r]||(this.codes[r]=[]),n=e.length;i=new Yb("nodeCode"+n,t),e.push(i),s.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:r,flowCodeBlock:s}=this.getDataFromNode(e);let i=!0,n=t;for(;n;){if(!0===s.get(n)){i=!1;break}n=this.getDataFromNode(n).parentNodeBlock}if(i)for(const e of r)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,r){const s=this.getDataFromNode(e),i=s.flowCodes||(s.flowCodes=[]),n=s.flowCodeBlock||(s.flowCodeBlock=new WeakMap);i.push(t),n.set(r,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),r=this.flowChildNode(e,t);return this.flowsData.set(e,r),r}buildFunctionNode(e){const t=new _y,r=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=r,t}flowShaderNode(e){const t=e.layout,r={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)r[e.name]=new vm(e.type,e.name);e.layout=null;const s=e.call(r),i=this.flowStagesNode(s,t.type);return e.layout=t,i}flowStagesNode(e,t=null){const r=this.flow,s=this.vars,i=this.cache,n=this.buildStage,o=this.stack,a={code:""};this.flow=a,this.vars={},this.cache=new Zb,this.stack=Sm();for(const r of Us)this.setBuildStage(r),a.result=e.build(this,t);return a.vars=this.getVars(this.shaderStage),this.flow=r,this.vars=s,this.cache=i,this.stack=o,this.setBuildStage(n),a}getFunctionOperator(){return null}flowChildNode(e,t=null){const r=this.flow,s={code:""};return this.flow=s,s.result=e.build(this,t),this.flow=r,s}flowNodeFromShaderStage(e,t,r=null,s=null){const i=this.shaderStage;this.setShaderStage(e);const n=this.flowChildNode(t,r);return null!==s&&(n.code+=`${this.tab+s} = ${n.result};\n`),this.flowCode[e]=this.flowCode[e]+n.code,this.setShaderStage(i),n}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){console.warn("Abstract function.")}getVaryings(){console.warn("Abstract function.")}getVar(e,t){return`${this.getType(e)} ${t}`}getVars(e){let t="";const r=this.vars[e];if(void 0!==r)for(const e of r)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){console.warn("Abstract function.")}getCodes(e){const t=this.codes[e];let r="";if(void 0!==t)for(const e of t)r+=e.code+"\n";return r}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){console.warn("Abstract function.")}build(){const{object:e,material:t,renderer:r}=this;if(null!==t){let e=r.library.fromMaterial(t);null===e&&(console.error(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new lh),e.build(this)}else this.addFlow("compute",e);for(const e of Us){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of Ps){this.setShaderStage(t);const r=this.flowNodes[t];for(const t of r)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getNodeUniform(e,t){if("float"===t||"int"===t||"uint"===t)return new uT(e);if("vec2"===t||"ivec2"===t||"uvec2"===t)return new lT(e);if("vec3"===t||"ivec3"===t||"uvec3"===t)return new dT(e);if("vec4"===t||"ivec4"===t||"uvec4"===t)return new cT(e);if("color"===t)return new hT(e);if("mat3"===t)return new pT(e);if("mat4"===t)return new gT(e);throw new Error(`Uniform "${t}" not declared.`)}format(e,t,r){if((t=this.getVectorType(t))===(r=this.getVectorType(r))||null===r||this.isReference(r))return e;const s=this.getTypeLength(t),i=this.getTypeLength(r);return 16===s&&9===i?`${this.getType(r)}(${e}[0].xyz, ${e}[1].xyz, ${e}[2].xyz)`:9===s&&4===i?`${this.getType(r)}(${e}[0].xy, ${e}[1].xy)`:s>4||i>4||0===i?e:s===i?`${this.getType(r)}( ${e} )`:s>i?this.format(`${e}.${"xyz".slice(0,i)}`,this.getTypeFromLength(i,this.getComponentType(t)),r):4===i&&s>1?`${this.getType(r)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===s?`${this.getType(r)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===s&&i>1&&t!==this.getComponentType(r)&&(e=`${this.getType(this.getComponentType(r))}( ${e} )`),`${this.getType(r)}( ${e} )`)}getSignature(){return`// Three.js r${Ve} - Node System\n`}createNodeMaterial(e="NodeMaterial"){throw new Error(`THREE.NodeBuilder: createNodeMaterial() was deprecated. Use new ${e}() instead.`)}}class GT{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let r=e.get(t);return void 0===r&&(r={renderMap:new WeakMap,frameMap:new WeakMap},e.set(t,r)),r}updateBeforeNode(e){const t=e.getUpdateBeforeType(),r=e.updateReference(this);if(t===ws.FRAME){const{frameMap:t}=this._getMaps(this.updateBeforeMap,r);t.get(r)!==this.frameId&&!1!==e.updateBefore(this)&&t.set(r,this.frameId)}else if(t===ws.RENDER){const{renderMap:t}=this._getMaps(this.updateBeforeMap,r);t.get(r)!==this.renderId&&!1!==e.updateBefore(this)&&t.set(r,this.renderId)}else t===ws.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),r=e.updateReference(this);if(t===ws.FRAME){const{frameMap:t}=this._getMaps(this.updateAfterMap,r);t.get(r)!==this.frameId&&!1!==e.updateAfter(this)&&t.set(r,this.frameId)}else if(t===ws.RENDER){const{renderMap:t}=this._getMaps(this.updateAfterMap,r);t.get(r)!==this.renderId&&!1!==e.updateAfter(this)&&t.set(r,this.renderId)}else t===ws.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),r=e.updateReference(this);if(t===ws.FRAME){const{frameMap:t}=this._getMaps(this.updateMap,r);t.get(r)!==this.frameId&&!1!==e.update(this)&&t.set(r,this.frameId)}else if(t===ws.RENDER){const{renderMap:t}=this._getMaps(this.updateMap,r);t.get(r)!==this.renderId&&!1!==e.update(this)&&t.set(r,this.renderId)}else t===ws.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class kT{constructor(e,t,r=null,s="",i=!1){this.type=e,this.name=t,this.count=r,this.qualifier=s,this.isConst=i}}kT.isNodeFunctionInput=!0;class zT extends Ux{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setup(e){super.setup(e);const t=e.context.lightingModel,r=this.colorNode,s=ix(this.light),i=e.context.reflectedLight;t.direct({lightDirection:s,lightColor:r,reflectedLight:i},e.stack,e)}}const $T=new n,WT=new n;let HT=null;class jT extends Ux{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=ln(new r).setGroup(on),this.halfWidth=ln(new r).setGroup(on),this.updateType=ws.RENDER}update(e){super.update(e);const{light:t}=this,r=e.camera.matrixWorldInverse;WT.identity(),$T.copy(t.matrixWorld),$T.premultiply(r),WT.extractRotation($T),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(WT),this.halfHeight.value.applyMatrix4(WT)}setup(e){let t,r;super.setup(e),e.isAvailable("float32Filterable")?(t=Bu(HT.LTC_FLOAT_1),r=Bu(HT.LTC_FLOAT_2)):(t=Bu(HT.LTC_HALF_1),r=Bu(HT.LTC_HALF_2));const{colorNode:s,light:i}=this,n=e.context.lightingModel,o=sx(i),a=e.context.reflectedLight;n.directRectArea({lightColor:s,lightPosition:o,halfWidth:this.halfWidth,halfHeight:this.halfHeight,reflectedLight:a,ltc_1:t,ltc_2:r},e.stack,e)}static setLTC(e){HT=e}}class qT extends Ux{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=ln(0).setGroup(on),this.penumbraCosNode=ln(0).setGroup(on),this.cutoffDistanceNode=ln(0).setGroup(on),this.decayExponentNode=ln(0).setGroup(on)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e){const{coneCosNode:t,penumbraCosNode:r}=this;return Ta(t,r,e)}setup(e){super.setup(e);const t=e.context.lightingModel,{colorNode:r,cutoffDistanceNode:s,decayExponentNode:i,light:n}=this,o=sx(n).sub(fl),a=o.normalize(),u=a.dot(ix(n)),l=this.getSpotAttenuation(u),d=o.length(),c=Px({lightDistance:d,cutoffDistance:s,decayExponent:i});let h=r.mul(l).mul(c);if(n.map){const e=ex(n),t=Bu(n.map,e.xy).onRenderUpdate((()=>n.map));h=e.mul(2).sub(1).abs().lessThan(1).all().select(h.mul(t),h)}const p=e.context.reflectedLight;t.direct({lightDirection:a,lightColor:h,reflectedLight:p},e.stack,e)}}class XT extends qT{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e){const t=this.light.iesMap;let r=null;if(t&&!0===t.isTexture){const s=e.acos().mul(1/Math.PI);r=Bu(t,Vi(s,0),0).r}else r=super.getSpotAttenuation(e);return r}}class KT extends Ux{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class YT extends Ux{static get type(){return"HemisphereLightNode"}constructor(t=null){super(t),this.lightPositionNode=tx(t),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=ln(new e).setGroup(on)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:r,lightDirectionNode:s}=this,i=Sl.dot(s).mul(.5).add(.5),n=fa(r,t,i);e.context.irradiance.addAssign(n)}}class QT extends Ux{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new r);this.lightProbe=Du(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=Ob(Al,this.lightProbe);e.context.irradiance.addAssign(t)}}class ZT{parseFunction(){console.warn("Abstract function.")}}class JT{constructor(e,t,r="",s=""){this.type=e,this.inputs=t,this.name=r,this.precision=s}getCode(){console.warn("Abstract function.")}}JT.isNodeFunction=!0;const e_=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,t_=/[a-z_0-9]+/gi,r_="#pragma main";class s_ extends JT{constructor(e){const{type:t,inputs:r,name:s,precision:i,inputsCode:n,blockCode:o,headerCode:a}=(e=>{const t=(e=e.trim()).indexOf(r_),r=-1!==t?e.slice(t+12):e,s=r.match(e_);if(null!==s&&5===s.length){const i=s[4],n=[];let o=null;for(;null!==(o=t_.exec(i));)n.push(o);const a=[];let u=0;for(;u0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==r||s){const i=this.getCacheNode("background",r,(()=>{if(!0===r.isCubeTexture||r.mapping===H||r.mapping===j||r.mapping===Fe){if(e.backgroundBlurriness>0||r.mapping===Fe)return ig(r);{let e;return e=!0===r.isCubeTexture?Dl(r):Bu(r),wh(e)}}if(!0===r.isTexture)return Bu(r,Fc.flipY()).setUpdateMatrix(!0);!0!==r.isColor&&console.error("WebGPUNodes: Unsupported background configuration.",r)}),s);t.backgroundNode=i,t.background=r,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,r,s=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let n=i.get(t);return(void 0===n||s)&&(n=r(),i.set(t,n)),n}updateFog(e){const t=this.get(e),r=e.fog;if(r){if(t.fog!==r){const e=this.getCacheNode("fog",r,(()=>{if(r.isFogExp2){const e=Gl("color","color",r).setGroup(on),t=Gl("density","float",r).setGroup(on);return Uy(e,Fy(t))}if(r.isFog){const e=Gl("color","color",r).setGroup(on),t=Gl("near","float",r).setGroup(on),s=Gl("far","float",r).setGroup(on);return Uy(e,By(t,s))}console.error("THREE.Renderer: Unsupported fog configuration.",r)}));t.fogNode=e,t.fog=r}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),r=e.environment;if(r){if(t.environment!==r){const e=this.getCacheNode("environment",r,(()=>!0===r.isCubeTexture?Dl(r):!0===r.isTexture?Bu(r):void console.error("Nodes: Unsupported environment configuration.",r)));t.environmentNode=e,t.environment=r}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,r=null,s=null,i=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=r,n.camera=s,n.material=i,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace}hasOutputChange(e){return n_.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,r=this.getOutputCacheKey(),s=Bu(e,Fc).renderOutput(t.toneMapping,t.currentColorSpace);return n_.set(e,r),s}updateBefore(e){const t=e.getNodeBuilderState();for(const r of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(r)}updateAfter(e){const t=e.getNodeBuilderState();for(const r of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(r)}updateForCompute(e){const t=this.getNodeFrame(),r=this.getForCompute(e);for(const e of r.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),r=e.getNodeBuilderState();for(const e of r.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new GT,this.nodeBuilderCache=new Map,this.cacheLib={}}}const l_=new fe;class d_{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new i,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,r){const s=e.length;for(let i=0;i=0&&(r[n]=null,t[n].disconnect(i))}for(let s=0;s=r.length){r.push(i),n=e;break}if(null===r[e]){r[e]=i,n=e;break}}if(-1===n)break}const o=t[n];o&&o.connect(i)}}function A_(e,t){if(void 0===t)return;const r=this._cameraXR,i=this._renderer,n=i.backend,o=this._glBaseLayer,a=this.getReferenceSpace(),u=t.getViewerPose(a);if(this._xrFrame=t,null!==u){const e=u.views;null!==this._glBaseLayer&&n.setXRTarget(o.framebuffer);let t=!1;e.length!==r.cameras.length&&(r.cameras.length=0,t=!0);for(let i=0;i{await this.compileAsync(e,t);const s=this._renderLists.get(e,t),i=this._renderContexts.get(e,t,this._renderTarget),n=e.overrideMaterial||r.material,o=this._objects.get(r,n,e,t,s.lightsNode,i,i.clippingContext),{fragmentShader:a,vertexShader:u}=o.getNodeBuilderState();return{fragmentShader:a,vertexShader:u}}}}async init(){if(this._initialized)throw new Error("Renderer: Backend has already been initialized.");return null!==this._initPromise||(this._initPromise=new Promise((async(e,t)=>{let r=this.backend;try{await r.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=r=this._getFallback(e),await r.init(this)}catch(e){return void t(e)}}this._nodes=new u_(this,r),this._animation=new Lg(this._nodes,this.info),this._attributes=new Xg(r),this._background=new zb(this,this._nodes),this._geometries=new Qg(this._attributes,this.info),this._textures=new Tm(this,r,this.info),this._pipelines=new im(r,this._nodes),this._bindings=new nm(r,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new kg(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new cm(this.lighting),this._bundles=new p_,this._renderContexts=new xm,this._animation.start(),this._initialized=!0,e()}))),this._initPromise}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,r=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const s=this._nodes.nodeFrame,i=s.renderId,n=this._currentRenderContext,o=this._currentRenderObjectFunction,a=this._compilationPromises,u=!0===e.isScene?e:R_;null===r&&(r=e);const l=this._renderTarget,d=this._renderContexts.get(r,t,l),c=this._activeMipmapLevel,h=[];this._currentRenderContext=d,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=h,s.renderId++,s.update(),d.depth=this.depth,d.stencil=this.stencil,d.clippingContext||(d.clippingContext=new d_),d.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,l);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,d.clippingContext),r!==e&&r.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)})),p.finish(),null!==l){this._textures.updateRenderTarget(l,c);const e=this._textures.get(l);d.textures=e.textures,d.depthTexture=e.depthTexture}else d.textures=null,d.depthTexture=null;this._background.update(u,p,d);const g=p.opaque,m=p.transparent,f=p.transparentDoublePass,y=p.lightsNode;!0===this.opaque&&g.length>0&&this._renderObjects(g,t,u,y),!0===this.transparent&&m.length>0&&this._renderTransparents(m,f,t,u,y),s.renderId=i,this._currentRenderContext=n,this._currentRenderObjectFunction=o,this._compilationPromises=a,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(h)}async renderAsync(e,t){!1===this._initialized&&await this.init();const r=this._renderScene(e,t);await this.backend.resolveTimestampAsync(r,"render")}async waitForGPU(){await this.backend.waitForGPU()}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),console.error(t),this._isDeviceLost=!0}_renderBundle(e,t,r){const{bundleGroup:s,camera:i,renderList:n}=e,o=this._currentRenderContext,a=this._bundles.get(s,i),u=this.backend.get(a);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=s.version!==u.version,d=!1===u.renderContexts.has(o)||l;if(u.renderContexts.add(o),d){this.backend.beginBundle(o),(void 0===u.renderObjects||l)&&(u.renderObjects=[]),this._currentRenderBundle=a;const e=n.opaque;!0===this.opaque&&e.length>0&&this._renderObjects(e,i,t,r),this._currentRenderBundle=null,this.backend.finishBundle(o,a),u.version=s.version}else{const{renderObjects:e}=u;for(let t=0,r=e.length;t>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=b,p.viewportValue.maxDepth=T,p.viewport=!1===p.viewportValue.equals(E_),p.scissorValue.copy(y).multiplyScalar(x).floor(),p.scissor=this._scissorTest&&!1===p.scissorValue.equals(E_),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new d_),p.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,h),M_.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),w_.setFromProjectionMatrix(M_,g);const _=this._renderLists.get(e,t);if(_.begin(),this._projectObject(e,t,0,_,p.clippingContext),_.finish(),!0===this.sortObjects&&_.sort(this._opaqueSort,this._transparentSort),null!==h){this._textures.updateRenderTarget(h,c);const e=this._textures.get(h);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=h,p.depth=h.depthBuffer,p.stencil=h.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=this.domElement.width,p.height=this.domElement.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=d,p.activeMipmapLevel=c,p.occlusionQueryCount=_.occlusionQueryCount,this._background.update(u,_,p),this.backend.beginRender(p);const{bundles:v,lightsNode:N,transparentDoublePass:S,transparent:A,opaque:R}=_;if(v.length>0&&this._renderBundles(v,u,N),!0===this.opaque&&R.length>0&&this._renderObjects(R,t,u,N),!0===this.transparent&&A.length>0&&this._renderTransparents(A,S,t,u,N),this.backend.finishRender(p),i.renderId=n,this._currentRenderContext=o,this._currentRenderObjectFunction=a,null!==s){this.setRenderTarget(l,d,c);const e=this._quad;this._nodes.hasOutputChange(h.texture)&&(e.material.fragmentNode=this._nodes.getOutputNode(h.texture),e.material.needsUpdate=!0),this._renderScene(e,e.camera,!1)}return u.onAfterRender(this,e,t,h),p}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._pixelRatio}getDrawingBufferSize(e){return e.set(this._width*this._pixelRatio,this._height*this._pixelRatio).floor()}getSize(e){return e.set(this._width,this._height)}setPixelRatio(e=1){this._pixelRatio!==e&&(this._pixelRatio=e,this.setSize(this._width,this._height,!1))}setDrawingBufferSize(e,t,r){this._width=e,this._height=t,this._pixelRatio=r,this.domElement.width=Math.floor(e*r),this.domElement.height=Math.floor(t*r),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize()}setSize(e,t,r=!0){this._width=e,this._height=t,this.domElement.width=Math.floor(e*this._pixelRatio),this.domElement.height=Math.floor(t*this._pixelRatio),!0===r&&(this.domElement.style.width=e+"px",this.domElement.style.height=t+"px"),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize()}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){const t=this._scissor;return e.x=t.x,e.y=t.y,e.width=t.width,e.height=t.height,e}setScissor(e,t,r,s){const i=this._scissor;e.isVector4?i.copy(e):i.set(e,t,r,s)}getScissorTest(){return this._scissorTest}setScissorTest(e){this._scissorTest=e,this.backend.setScissorTest(e)}getViewport(e){return e.copy(this._viewport)}setViewport(e,t,r,s,i=0,n=1){const o=this._viewport;e.isVector4?o.copy(e):o.set(e,t,r,s),o.minDepth=i,o.maxDepth=n}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,r=!0){if(!1===this._initialized)return console.warn("THREE.Renderer: .clear() called before the backend is initialized. Try using .clearAsync() instead."),this.clearAsync(e,t,r);const s=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==s){this._textures.updateRenderTarget(s);const e=this._textures.get(s);i=this._renderContexts.getForClear(s),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=s,i.depth=s.depthBuffer,i.stencil=s.stencilBuffer}if(i.clearColorValue=this._clearColor,this.backend.clear(e,t,r,i),null!==s&&null===this._renderTarget){const e=this._quad;this._nodes.hasOutputChange(s.texture)&&(e.material.fragmentNode=this._nodes.getOutputNode(s.texture),e.material.needsUpdate=!0),this._renderScene(e,e.camera,!1)}}clearColor(){return this.clear(!0,!1,!1)}clearDepth(){return this.clear(!1,!0,!1)}clearStencil(){return this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,r=!0){!1===this._initialized&&await this.init(),this.clear(e,t,r)}async clearColorAsync(){this.clearAsync(!0,!1,!1)}async clearDepthAsync(){this.clearAsync(!1,!0,!1)}async clearStencilAsync(){this.clearAsync(!1,!1,!0)}get currentToneMapping(){return null!==this._renderTarget?h:this.toneMapping}get currentColorSpace(){return null!==this._renderTarget?Re:this.outputColorSpace}dispose(){this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,r=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=r}getRenderTarget(){return this._renderTarget}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return console.warn("THREE.Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e);const t=this._nodes.nodeFrame,r=t.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,t.renderId=this.info.calls;const s=this.backend,i=this._pipelines,n=this._bindings,o=this._nodes,a=Array.isArray(e)?e:[e];if(void 0===a[0]||!0!==a[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");s.beginCompute(e);for(const t of a){if(!1===i.has(t)){const e=()=>{t.removeEventListener("dispose",e),i.delete(t),n.delete(t),o.delete(t)};t.addEventListener("dispose",e);const r=t.onInitFunction;null!==r&&r.call(t,{renderer:this})}o.updateForCompute(t),n.updateForCompute(t);const r=n.getForCompute(t),a=i.getForCompute(t,r);s.compute(e,t,r,a)}s.finishCompute(e),t.renderId=r}async computeAsync(e){!1===this._initialized&&await this.init(),this.compute(e),await this.backend.resolveTimestampAsync(e,"compute")}async hasFeatureAsync(e){return!1===this._initialized&&await this.init(),this.backend.hasFeature(e)}hasFeature(e){return!1===this._initialized?(console.warn("THREE.Renderer: .hasFeature() called before the backend is initialized. Try using .hasFeatureAsync() instead."),!1):this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){!1===this._initialized&&await this.init(),this._textures.updateTexture(e)}initTexture(e){!1===this._initialized&&console.warn("THREE.Renderer: .initTexture() called before the backend is initialized. Try using .initTextureAsync() instead."),this._textures.updateTexture(e)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=B_.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void console.error("THREE.Renderer.copyFramebufferToTexture: Invalid rectangle.");t=B_.copy(t).floor()}else t=B_.set(0,0,e.image.width,e.image.height);let r,s=this._currentRenderContext;null!==s?r=s.renderTarget:(r=this._renderTarget||this._getFrameBufferTarget(),null!==r&&(this._textures.updateRenderTarget(r),s=this._textures.get(r))),this._textures.updateTexture(e,{renderTarget:r}),this.backend.copyFramebufferToTexture(e,s,t)}copyTextureToTexture(e,t,r=null,s=null,i=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,r,s,i)}async readRenderTargetPixelsAsync(e,t,r,s,i,n=0,o=0){return this.backend.copyTextureToBuffer(e.textures[n],t,r,s,i,o)}_projectObject(e,t,r,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)r=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)s.pushLight(e);else if(e.isSprite){if(!e.frustumCulled||w_.intersectsSprite(e)){!0===this.sortObjects&&B_.setFromMatrixPosition(e.matrixWorld).applyMatrix4(M_);const{geometry:t,material:n}=e;n.visible&&s.push(e,t,n,r,B_.z,null,i)}}else if(e.isLineLoop)console.error("THREE.Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||w_.intersectsObject(e))){const{geometry:t,material:n}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),B_.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(M_)),Array.isArray(n)){const o=t.groups;for(let a=0,u=o.length;a0){for(const{material:e}of t)e.side=T;this._renderObjects(t,r,s,i,"backSide");for(const{material:e}of t)e.side=We;this._renderObjects(e,r,s,i);for(const{material:e}of t)e.side=le}else this._renderObjects(e,r,s,i)}_renderObjects(e,t,r,s,i=null){for(let n=0,o=e.length;n0,e.isShadowPassMaterial&&(e.side=null===i.shadowSide?i.side:i.shadowSide,i.depthNode&&i.depthNode.isNode&&(c=e.depthNode,e.depthNode=i.depthNode),i.castShadowNode&&i.castShadowNode.isNode&&(d=e.colorNode,e.colorNode=i.castShadowNode)),i=e}!0===i.transparent&&i.side===le&&!1===i.forceSinglePass?(i.side=T,this._handleObjectFunction(e,i,t,r,o,n,a,"backSide"),i.side=We,this._handleObjectFunction(e,i,t,r,o,n,a,u),i.side=le):this._handleObjectFunction(e,i,t,r,o,n,a,u),void 0!==l&&(t.overrideMaterial.positionNode=l),void 0!==c&&(t.overrideMaterial.depthNode=c),void 0!==d&&(t.overrideMaterial.colorNode=d),e.onAfterRender(this,t,r,s,i,n)}_renderObjectDirect(e,t,r,s,i,n,o,a){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,o,a);u.drawRange=e.geometry.drawRange,u.group=n;const l=this._nodes.needsRefresh(u);if(l&&(this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u)),this._pipelines.updateForRender(u),null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(u),u.bundle=this._currentRenderBundle.bundleGroup}this.backend.draw(u,this.info),l&&this._nodes.updateAfter(u)}_createObjectPipeline(e,t,r,s,i,n,o,a){const u=this._objects.get(e,t,r,s,i,this._currentRenderContext,o,a);u.drawRange=e.geometry.drawRange,u.group=n,this._nodes.updateBefore(u),this._geometries.updateForRender(u),this._nodes.updateForRender(u),this._bindings.updateForRender(u),this._pipelines.getForRender(u,this._compilationPromises),this._nodes.updateAfter(u)}get compile(){return this.compileAsync}}class U_{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}clone(){return Object.assign(new this.constructor,this)}}class P_ extends U_{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t}get byteLength(){return(e=this._buffer.byteLength)+(qg-e%qg)%qg;var e}get buffer(){return this._buffer}update(){return!0}}class I_ extends P_{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let L_=0;class D_ extends I_{constructor(e,t){super("UniformBuffer_"+L_++,e?e.value:null),this.nodeUniform=e,this.groupNode=t}get buffer(){return this.nodeUniform.value}}class V_ extends I_{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[]}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){let e=0;for(let t=0,r=this.uniforms.length;t0?s:"";t=`${e.name} {\n\t${r} ${i.name}[${n}];\n};\n`}else{t=`${this.getVectorType(i.type)} ${this.getPropertyName(i,e)};`,n=!0}const o=i.node.precision;if(null!==o&&(t=q_[o]+" "+t),n){t="\t"+t;const e=i.groupNode.name;(s[e]||(s[e]=[])).push(t)}else t="uniform "+t,r.push(t)}let i="";for(const t in s){const r=s[t];i+=this._getGLSLUniformStruct(e+"_"+t,r.join("\n"))+"\n"}return i+=r.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==b){let r=e;e.isInterleavedBufferAttribute&&(r=e.data);const s=r.array;!1==(s instanceof Uint32Array||s instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let r=0;for(const s of e)t+=`layout( location = ${r++} ) in ${s.type} ${s.name};\n`}return t}getStructMembers(e){const t=[],r=e.getMemberTypes();for(let e=0;ee*t),1)}u`}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,r=this.shaderStage){const s=this.extensions[r]||(this.extensions[r]=new Map);!1===s.has(e)&&s.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const r=this.extensions[e];if(void 0!==r)for(const{name:e,behavior:s}of r.values())t.push(`#extension ${e} : ${s}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=X_[e];if(void 0===t){let r;switch(t=!1,e){case"float32Filterable":r="OES_texture_float_linear";break;case"clipDistance":r="WEBGL_clip_cull_distance"}if(void 0!==r){const e=this.renderer.backend.extensions;e.has(r)&&(e.get(r),t=!0)}X_[e]=t}return t}isFlipY(){return!0}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let r=0;r0&&(r+="\n"),r+=`\t// flow -> ${n}\n\t`),r+=`${s.code}\n\t`,e===i&&"compute"!==t&&(r+="// result\n\t","vertex"===t?(r+="gl_Position = ",r+=`${s.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(r+="fragColor = ",r+=`${s.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=r}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);let o=n.uniformGPU;if(void 0===o){const s=e.groupNode,a=s.name,u=this.getBindGroupArray(a,r);if("texture"===t)o=new $_(i.name,i.node,s),u.push(o);else if("cubeTexture"===t)o=new W_(i.name,i.node,s),u.push(o);else if("texture3D"===t)o=new H_(i.name,i.node,s),u.push(o);else if("buffer"===t){e.name=`NodeBuffer_${e.id}`,i.name=`buffer${e.id}`;const t=new D_(e,s);t.name=e.name,u.push(t),o=t}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let n=e[a];void 0===n&&(n=new G_(r+"_"+a,s),e[a]=n,u.push(n)),o=this.getNodeUniform(i,t),n.addUniform(o)}n.uniformGPU=o}return i}}let Q_=null,Z_=null;class J_{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}createSampler(){}destroySampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}isOccluded(){}async resolveTimestampAsync(){}async waitForGPU(){}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return Q_=Q_||new t,this.renderer.getDrawingBufferSize(Q_)}setScissorTest(){}getClearColor(){const e=this.renderer;return Z_=Z_||new _m,e.getClearColor(Z_),Z_.getRGB(Z_,this.renderer.currentColorSpace),Z_}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:rt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${Ve} webgpu`),this.domElement=e),e}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}dispose(){}}let ev=0;class tv{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class rv{constructor(e){this.backend=e}createAttribute(e,t){const r=this.backend,{gl:s}=r,i=e.array,n=e.usage||s.STATIC_DRAW,o=e.isInterleavedBufferAttribute?e.data:e,a=r.get(o);let u,l=a.bufferGPU;if(void 0===l&&(l=this._createBuffer(s,t,i,n),a.bufferGPU=l,a.bufferType=t,a.version=o.version),i instanceof Float32Array)u=s.FLOAT;else if(i instanceof Uint16Array)u=e.isFloat16BufferAttribute?s.HALF_FLOAT:s.UNSIGNED_SHORT;else if(i instanceof Int16Array)u=s.SHORT;else if(i instanceof Uint32Array)u=s.UNSIGNED_INT;else if(i instanceof Int32Array)u=s.INT;else if(i instanceof Int8Array)u=s.BYTE;else if(i instanceof Uint8Array)u=s.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);u=s.UNSIGNED_BYTE}let d={bufferGPU:l,bufferType:t,type:u,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:u===s.INT||u===s.UNSIGNED_INT||e.gpuType===b,id:ev++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(s,t,i,n);d=new tv(d,e)}r.set(e,d)}updateAttribute(e){const t=this.backend,{gl:r}=t,s=e.array,i=e.isInterleavedBufferAttribute?e.data:e,n=t.get(i),o=n.bufferType,a=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(r.bindBuffer(o,n.bufferGPU),0===a.length)r.bufferSubData(o,0,s);else{for(let e=0,t=a.length;e1?this.enable(s.SAMPLE_ALPHA_TO_COVERAGE):this.disable(s.SAMPLE_ALPHA_TO_COVERAGE),r>0&&this.currentClippingPlanes!==r){const e=12288;for(let t=0;t<8;t++)t{!function i(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void s();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),r()):requestAnimationFrame(i)}()}))}}let uv,lv,dv,cv=!1;class hv{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},!1===cv&&(this._init(),cv=!0)}_init(){const e=this.gl;uv={[gr]:e.REPEAT,[mr]:e.CLAMP_TO_EDGE,[fr]:e.MIRRORED_REPEAT},lv={[yr]:e.NEAREST,[xr]:e.NEAREST_MIPMAP_NEAREST,[Le]:e.NEAREST_MIPMAP_LINEAR,[z]:e.LINEAR,[Ie]:e.LINEAR_MIPMAP_NEAREST,[M]:e.LINEAR_MIPMAP_LINEAR},dv={[br]:e.NEVER,[Tr]:e.ALWAYS,[Ce]:e.LESS,[_r]:e.LEQUAL,[vr]:e.EQUAL,[Nr]:e.GEQUAL,[Sr]:e.GREATER,[Ar]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let r;return r=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,r}getInternalFormat(e,t,r,s,i=!1){const{gl:n,extensions:o}=this;if(null!==e){if(void 0!==n[e])return n[e];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+e+"'")}let a=t;return t===n.RED&&(r===n.FLOAT&&(a=n.R32F),r===n.HALF_FLOAT&&(a=n.R16F),r===n.UNSIGNED_BYTE&&(a=n.R8),r===n.UNSIGNED_SHORT&&(a=n.R16),r===n.UNSIGNED_INT&&(a=n.R32UI),r===n.BYTE&&(a=n.R8I),r===n.SHORT&&(a=n.R16I),r===n.INT&&(a=n.R32I)),t===n.RED_INTEGER&&(r===n.UNSIGNED_BYTE&&(a=n.R8UI),r===n.UNSIGNED_SHORT&&(a=n.R16UI),r===n.UNSIGNED_INT&&(a=n.R32UI),r===n.BYTE&&(a=n.R8I),r===n.SHORT&&(a=n.R16I),r===n.INT&&(a=n.R32I)),t===n.RG&&(r===n.FLOAT&&(a=n.RG32F),r===n.HALF_FLOAT&&(a=n.RG16F),r===n.UNSIGNED_BYTE&&(a=n.RG8),r===n.UNSIGNED_SHORT&&(a=n.RG16),r===n.UNSIGNED_INT&&(a=n.RG32UI),r===n.BYTE&&(a=n.RG8I),r===n.SHORT&&(a=n.RG16I),r===n.INT&&(a=n.RG32I)),t===n.RG_INTEGER&&(r===n.UNSIGNED_BYTE&&(a=n.RG8UI),r===n.UNSIGNED_SHORT&&(a=n.RG16UI),r===n.UNSIGNED_INT&&(a=n.RG32UI),r===n.BYTE&&(a=n.RG8I),r===n.SHORT&&(a=n.RG16I),r===n.INT&&(a=n.RG32I)),t===n.RGB&&(r===n.FLOAT&&(a=n.RGB32F),r===n.HALF_FLOAT&&(a=n.RGB16F),r===n.UNSIGNED_BYTE&&(a=n.RGB8),r===n.UNSIGNED_SHORT&&(a=n.RGB16),r===n.UNSIGNED_INT&&(a=n.RGB32UI),r===n.BYTE&&(a=n.RGB8I),r===n.SHORT&&(a=n.RGB16I),r===n.INT&&(a=n.RGB32I),r===n.UNSIGNED_BYTE&&(a=s===ze&&!1===i?n.SRGB8:n.RGB8),r===n.UNSIGNED_SHORT_5_6_5&&(a=n.RGB565),r===n.UNSIGNED_SHORT_5_5_5_1&&(a=n.RGB5_A1),r===n.UNSIGNED_SHORT_4_4_4_4&&(a=n.RGB4),r===n.UNSIGNED_INT_5_9_9_9_REV&&(a=n.RGB9_E5)),t===n.RGB_INTEGER&&(r===n.UNSIGNED_BYTE&&(a=n.RGB8UI),r===n.UNSIGNED_SHORT&&(a=n.RGB16UI),r===n.UNSIGNED_INT&&(a=n.RGB32UI),r===n.BYTE&&(a=n.RGB8I),r===n.SHORT&&(a=n.RGB16I),r===n.INT&&(a=n.RGB32I)),t===n.RGBA&&(r===n.FLOAT&&(a=n.RGBA32F),r===n.HALF_FLOAT&&(a=n.RGBA16F),r===n.UNSIGNED_BYTE&&(a=n.RGBA8),r===n.UNSIGNED_SHORT&&(a=n.RGBA16),r===n.UNSIGNED_INT&&(a=n.RGBA32UI),r===n.BYTE&&(a=n.RGBA8I),r===n.SHORT&&(a=n.RGBA16I),r===n.INT&&(a=n.RGBA32I),r===n.UNSIGNED_BYTE&&(a=s===ze&&!1===i?n.SRGB8_ALPHA8:n.RGBA8),r===n.UNSIGNED_SHORT_4_4_4_4&&(a=n.RGBA4),r===n.UNSIGNED_SHORT_5_5_5_1&&(a=n.RGB5_A1)),t===n.RGBA_INTEGER&&(r===n.UNSIGNED_BYTE&&(a=n.RGBA8UI),r===n.UNSIGNED_SHORT&&(a=n.RGBA16UI),r===n.UNSIGNED_INT&&(a=n.RGBA32UI),r===n.BYTE&&(a=n.RGBA8I),r===n.SHORT&&(a=n.RGBA16I),r===n.INT&&(a=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(r===n.UNSIGNED_INT&&(a=n.DEPTH24_STENCIL8),r===n.FLOAT&&(a=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&r===n.UNSIGNED_INT_24_8&&(a=n.DEPTH24_STENCIL8),a!==n.R16F&&a!==n.R32F&&a!==n.RG16F&&a!==n.RG32F&&a!==n.RGBA16F&&a!==n.RGBA32F||o.get("EXT_color_buffer_float"),a}setTextureParameters(e,t){const{gl:r,extensions:s,backend:i}=this;r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,t.flipY),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),r.pixelStorei(r.UNPACK_ALIGNMENT,t.unpackAlignment),r.pixelStorei(r.UNPACK_COLORSPACE_CONVERSION_WEBGL,r.NONE),r.texParameteri(e,r.TEXTURE_WRAP_S,uv[t.wrapS]),r.texParameteri(e,r.TEXTURE_WRAP_T,uv[t.wrapT]),e!==r.TEXTURE_3D&&e!==r.TEXTURE_2D_ARRAY||r.texParameteri(e,r.TEXTURE_WRAP_R,uv[t.wrapR]),r.texParameteri(e,r.TEXTURE_MAG_FILTER,lv[t.magFilter]);const n=void 0!==t.mipmaps&&t.mipmaps.length>0,o=t.minFilter===z&&n?M:t.minFilter;if(r.texParameteri(e,r.TEXTURE_MIN_FILTER,lv[o]),t.compareFunction&&(r.texParameteri(e,r.TEXTURE_COMPARE_MODE,r.COMPARE_REF_TO_TEXTURE),r.texParameteri(e,r.TEXTURE_COMPARE_FUNC,dv[t.compareFunction])),!0===s.has("EXT_texture_filter_anisotropic")){if(t.magFilter===yr)return;if(t.minFilter!==Le&&t.minFilter!==M)return;if(t.type===E&&!1===s.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=s.get("EXT_texture_filter_anisotropic");r.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:r,defaultTextures:s}=this,i=this.getGLTextureType(e);let n=s[i];void 0===n&&(n=t.createTexture(),r.state.bindTexture(i,n),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),s[i]=n),r.set(e,{textureGPU:n,glTextureType:i,isDefault:!0})}createTexture(e,t){const{gl:r,backend:s}=this,{levels:i,width:n,height:o,depth:a}=t,u=s.utils.convert(e.format,e.colorSpace),l=s.utils.convert(e.type),d=this.getInternalFormat(e.internalFormat,u,l,e.colorSpace,e.isVideoTexture),c=r.createTexture(),h=this.getGLTextureType(e);s.state.bindTexture(h,c),this.setTextureParameters(h,e),e.isDataArrayTexture||e.isCompressedArrayTexture?r.texStorage3D(r.TEXTURE_2D_ARRAY,i,d,n,o,a):e.isData3DTexture?r.texStorage3D(r.TEXTURE_3D,i,d,n,o,a):e.isVideoTexture||r.texStorage2D(h,i,d,n,o),s.set(e,{textureGPU:c,glTextureType:h,glFormat:u,glType:l,glInternalFormat:d})}copyBufferToTexture(e,t){const{gl:r,backend:s}=this,{textureGPU:i,glTextureType:n,glFormat:o,glType:a}=s.get(t),{width:u,height:l}=t.source.data;r.bindBuffer(r.PIXEL_UNPACK_BUFFER,e),s.state.bindTexture(n,i),r.pixelStorei(r.UNPACK_FLIP_Y_WEBGL,!1),r.pixelStorei(r.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),r.texSubImage2D(n,0,0,0,u,l,o,a,0),r.bindBuffer(r.PIXEL_UNPACK_BUFFER,null),s.state.unbindTexture()}updateTexture(e,t){const{gl:r}=this,{width:s,height:i}=t,{textureGPU:n,glTextureType:o,glFormat:a,glType:u,glInternalFormat:l}=this.backend.get(e);if(e.isRenderTargetTexture||void 0===n)return;const d=e=>e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||e instanceof OffscreenCanvas?e:e.data;if(this.backend.state.bindTexture(o,n),this.setTextureParameters(o,e),e.isCompressedTexture){const s=e.mipmaps,i=t.image;for(let t=0;t0,c=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(d){const r=0!==o||0!==a;let d,h;if(!0===e.isDepthTexture?(d=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(d|=s.STENCIL_BUFFER_BIT)):(d=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0),r){const e=this.backend.get(t.renderTarget),r=e.framebuffers[t.getCacheKey()],h=e.msaaFrameBuffer;i.bindFramebuffer(s.DRAW_FRAMEBUFFER,r),i.bindFramebuffer(s.READ_FRAMEBUFFER,h);const p=c-a-l;s.blitFramebuffer(o,p,o+u,p+l,o,p,o+u,p+l,d,s.NEAREST),i.bindFramebuffer(s.READ_FRAMEBUFFER,r),i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,o,p,u,l),i.unbindTexture()}else{const e=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,e),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,n,0),s.blitFramebuffer(0,0,u,l,0,0,u,l,d,s.NEAREST),s.deleteFramebuffer(e)}}else i.bindTexture(s.TEXTURE_2D,n),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,o,c-l-a,u,l),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t){const{gl:r}=this,s=t.renderTarget,{samples:i,depthTexture:n,depthBuffer:o,stencilBuffer:a,width:u,height:l}=s;if(r.bindRenderbuffer(r.RENDERBUFFER,e),o&&!a){let t=r.DEPTH_COMPONENT24;i>0?(n&&n.isDepthTexture&&n.type===r.FLOAT&&(t=r.DEPTH_COMPONENT32F),r.renderbufferStorageMultisample(r.RENDERBUFFER,i,t,u,l)):r.renderbufferStorage(r.RENDERBUFFER,t,u,l),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.RENDERBUFFER,e)}else o&&a&&(i>0?r.renderbufferStorageMultisample(r.RENDERBUFFER,i,r.DEPTH24_STENCIL8,u,l):r.renderbufferStorage(r.RENDERBUFFER,r.DEPTH_STENCIL,u,l),r.framebufferRenderbuffer(r.FRAMEBUFFER,r.DEPTH_STENCIL_ATTACHMENT,r.RENDERBUFFER,e))}async copyTextureToBuffer(e,t,r,s,i,n){const{backend:o,gl:a}=this,{textureGPU:u,glFormat:l,glType:d}=this.backend.get(e),c=a.createFramebuffer();a.bindFramebuffer(a.READ_FRAMEBUFFER,c);const h=e.isCubeTexture?a.TEXTURE_CUBE_MAP_POSITIVE_X+n:a.TEXTURE_2D;a.framebufferTexture2D(a.READ_FRAMEBUFFER,a.COLOR_ATTACHMENT0,h,u,0);const p=this._getTypedArrayType(d),g=s*i*this._getBytesPerTexel(d,l),m=a.createBuffer();a.bindBuffer(a.PIXEL_PACK_BUFFER,m),a.bufferData(a.PIXEL_PACK_BUFFER,g,a.STREAM_READ),a.readPixels(t,r,s,i,l,d,0),a.bindBuffer(a.PIXEL_PACK_BUFFER,null),await o.utils._clientWaitAsync();const f=new p(g/p.BYTES_PER_ELEMENT);return a.bindBuffer(a.PIXEL_PACK_BUFFER,m),a.getBufferSubData(a.PIXEL_PACK_BUFFER,0,f),a.bindBuffer(a.PIXEL_PACK_BUFFER,null),a.deleteFramebuffer(c),f}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:r}=this;let s=0;return e===r.UNSIGNED_BYTE&&(s=1),e!==r.UNSIGNED_SHORT_4_4_4_4&&e!==r.UNSIGNED_SHORT_5_5_5_1&&e!==r.UNSIGNED_SHORT_5_6_5&&e!==r.UNSIGNED_SHORT&&e!==r.HALF_FLOAT||(s=2),e!==r.UNSIGNED_INT&&e!==r.FLOAT||(s=4),t===r.RGBA?4*s:t===r.RGB?3*s:t===r.ALPHA?s:void 0}}class pv{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class gv{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const r=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(r.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const mv={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBKIT_WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-bc",EXT_texture_compression_bptc:"texture-compression-bptc",EXT_disjoint_timer_query_webgl2:"timestamp-query"};class fv{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:r,mode:s,object:i,type:n,info:o,index:a}=this;0!==a?r.drawElements(s,t,n,e):r.drawArrays(s,e,t),o.update(i,t,s,1)}renderInstances(e,t,r){const{gl:s,mode:i,type:n,index:o,object:a,info:u}=this;0!==r&&(0!==o?s.drawElementsInstanced(i,t,n,e,r):s.drawArraysInstanced(i,e,t,r),u.update(a,t,i,r))}renderMultiDraw(e,t,r){const{extensions:s,mode:i,object:n,info:o}=this;if(0===r)return;const a=s.get("WEBGL_multi_draw");if(null===a)for(let s=0;s0)){const e=t.queryQueue.shift();this.initTimestampQuery(e)}}async resolveTimestampAsync(e,t="render"){if(!this.disjoint||!this.trackTimestamp)return;const r=this.get(e);r.gpuQueries||(r.gpuQueries=[]);for(let e=0;e0&&(s.currentOcclusionQueries=s.occlusionQueries,s.currentOcclusionQueryObjects=s.occlusionQueryObjects,s.lastOcclusionObject=null,s.occlusionQueries=new Array(i),s.occlusionQueryObjects=new Array(i),s.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:r}=this,s=this.get(e),i=s.previousContext,n=e.occlusionQueryCount;n>0&&(n>s.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const o=e.textures;if(null!==o)for(let e=0;e0){const i=s.framebuffers[e.getCacheKey()],n=t.COLOR_BUFFER_BIT,o=s.msaaFrameBuffer,a=e.textures;r.bindFramebuffer(t.READ_FRAMEBUFFER,o),r.bindFramebuffer(t.DRAW_FRAMEBUFFER,i);for(let r=0;r{let o=0;for(let t=0;t{t.isBatchedMesh?null!==t._multiDrawInstances?f.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances):this.hasFeature("WEBGL_multi_draw")?f.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):Rr("THREE.WebGLRenderer: WEBGL_multi_draw not supported."):x>1?f.renderInstances(b,y,x):f.render(b,y)};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const r=this.get(e.camera),s=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===r.indexesGPU||r.indexesGPU.length!==s.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let r=0,i=s.length;r{const i=this.parallel,n=()=>{r.getProgramParameter(o,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,s),t()):requestAnimationFrame(n)};n()}));t.push(i)}else this._completeCompile(e,s)}_handleSource(e,t){const r=e.split("\n"),s=[],i=Math.max(t-6,0),n=Math.min(t+6,r.length);for(let e=i;e":" "} ${i}: ${r[e]}`)}return s.join("\n")}_getShaderErrors(e,t,r){const s=e.getShaderParameter(t,e.COMPILE_STATUS),i=e.getShaderInfoLog(t).trim();if(s&&""===i)return"";const n=/ERROR: 0:(\d+)/.exec(i);if(n){const s=parseInt(n[1]);return r.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),s)}return i}_logProgramError(e,t,r){if(this.renderer.debug.checkShaderErrors){const s=this.gl,i=s.getProgramInfoLog(e).trim();if(!1===s.getProgramParameter(e,s.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(s,e,r,t);else{const n=this._getShaderErrors(s,r,"vertex"),o=this._getShaderErrors(s,t,"fragment");console.error("THREE.WebGLProgram: Shader Error "+s.getError()+" - VALIDATE_STATUS "+s.getProgramParameter(e,s.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+n+"\n"+o)}else""!==i&&console.warn("THREE.WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:r,gl:s}=this,i=this.get(t),{programGPU:n,fragmentShader:o,vertexShader:a}=i;!1===s.getProgramParameter(n,s.LINK_STATUS)&&this._logProgramError(n,o,a),r.useProgram(n);const u=e.getBindings();this._setupBindings(u,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:r,gl:s}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:n}=e,o=s.createProgram(),a=this.get(i).shaderGPU,u=this.get(n).shaderGPU,l=n.transforms,d=[],c=[];for(let e=0;emv[t]===e)),r=this.extensions;for(let e=0;e0){if(void 0===g){const s=[];g=t.createFramebuffer(),r.bindFramebuffer(t.FRAMEBUFFER,g);const i=[],l=e.textures;for(let r=0;r,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`mipmap-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:vv,stripIndexFormat:Ov},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({label:`flipY-${e}`,vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:vv,stripIndexFormat:Ov},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,r=0){const s=t.format,{width:i,height:n}=t.size,o=this.getTransferPipeline(s),a=this.getFlipYPipeline(s),u=this.device.createTexture({size:{width:i,height:n,depthOrArrayLayers:1},format:s,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),l=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:FN,baseArrayLayer:r}),d=u.createView({baseMipLevel:0,mipLevelCount:1,dimension:FN,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),h=(e,t,r)=>{const s=e.getBindGroupLayout(0),i=this.device.createBindGroup({layout:s,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:r,loadOp:Uv,storeOp:Bv,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,i),n.draw(4,1,0,0),n.end()};h(o,l,d),h(a,d,l),this.device.queue.submit([c.finish()]),u.destroy()}generateMipmaps(e,t,r=0){const s=this.get(e);void 0===s.useCount&&(s.useCount=0,s.layers=[]);const i=s.layers[r]||this._mipmapCreateBundles(e,t,r),n=this.device.createCommandEncoder({});this._mipmapRunBundles(n,i),this.device.queue.submit([n.finish()]),0!==s.useCount&&(s.layers[r]=i),s.useCount++}_mipmapCreateBundles(e,t,r){const s=this.getTransferPipeline(t.format),i=s.getBindGroupLayout(0);let n=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:FN,baseArrayLayer:r});const o=[];for(let a=1;a1;for(let o=0;o]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,QN=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,ZN={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class JN extends JT{constructor(e){const{type:t,inputs:r,name:s,inputsCode:i,blockCode:n,outputType:o}=(e=>{const t=(e=e.trim()).match(YN);if(null!==t&&4===t.length){const r=t[2],s=[];let i=null;for(;null!==(i=QN.exec(r));)s.push({name:i[1],type:i[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class eS extends ZT{parseFunction(e){return new JN(e)}}const tS="undefined"!=typeof self?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},rS={[Bs.READ_ONLY]:"read",[Bs.WRITE_ONLY]:"write",[Bs.READ_WRITE]:"read_write"},sS={[gr]:"repeat",[mr]:"clamp",[fr]:"mirror"},iS={vertex:tS?tS.VERTEX:1,fragment:tS?tS.FRAGMENT:2,compute:tS?tS.COMPUTE:4},nS={instance:!0,swizzleAssign:!1,storageBuffer:!0},oS={"^^":"tsl_xor"},aS={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",mat3:"mat3x3",mat4:"mat4x4"},uS={},lS={tsl_xor:new by("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new by("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new by("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new by("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new by("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new by("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new by("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new by("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new by("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new by("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new by("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new by("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new by("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},dS={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast"};"undefined"!=typeof navigator&&/Windows/g.test(navigator.userAgent)&&(lS.pow_float=new by("fn tsl_pow_float( a : f32, b : f32 ) -> f32 { return select( -pow( -a, b ), pow( a, b ), a > 0.0 ); }"),lS.pow_vec2=new by("fn tsl_pow_vec2( a : vec2f, b : vec2f ) -> vec2f { return vec2f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ) ); }",[lS.pow_float]),lS.pow_vec3=new by("fn tsl_pow_vec3( a : vec3f, b : vec3f ) -> vec3f { return vec3f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ) ); }",[lS.pow_float]),lS.pow_vec4=new by("fn tsl_pow_vec4( a : vec4f, b : vec4f ) -> vec4f { return vec4f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ), tsl_pow_float( a.w, b.w ) ); }",[lS.pow_float]),dS.pow_float="tsl_pow_float",dS.pow_vec2="tsl_pow_vec2",dS.pow_vec3="tsl_pow_vec3",dS.pow_vec4="tsl_pow_vec4");let cS="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(cS+="diagnostic( off, derivative_uniformity );\n");class hS extends OT{constructor(e,t){super(e,t,new eS),this.uniformGroups={},this.builtins={},this.directives={},this.scopedArrays=new Map}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==y}_generateTextureSample(e,t,r,s,i=this.shaderStage){return"fragment"===i?s?`textureSample( ${t}, ${t}_sampler, ${r}, ${s} )`:`textureSample( ${t}, ${t}_sampler, ${r} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r):this.generateTextureLod(e,t,r,s,"0")}_generateVideoSample(e,t,r=this.shaderStage){if("fragment"===r)return`textureSampleBaseClampToEdge( ${e}, ${e}_sampler, vec2( ${t}.x, 1.0 - ${t}.y ) )`;console.error(`WebGPURenderer: THREE.VideoTexture does not support ${r} shader.`)}_generateTextureSampleLevel(e,t,r,s,i,n=this.shaderStage){return"fragment"!==n&&"compute"!==n||!1!==this.isUnfilterable(e)?this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,r,s):this.generateTextureLod(e,t,r,i,s):`textureSampleLevel( ${t}, ${t}_sampler, ${r}, ${s} )`}generateWrapFunction(e){const t=`tsl_coord_${sS[e.wrapS]}S_${sS[e.wrapT]}_${e.isData3DTexture?"3d":"2d"}T`;let r=uS[t];if(void 0===r){const s=[],i=e.isData3DTexture?"vec3f":"vec2f";let n=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const o=(e,t)=>{e===gr?(s.push(lS.repeatWrapping_float),n+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===mr?(s.push(lS.clampWrapping_float),n+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===fr?(s.push(lS.mirrorWrapping_float),n+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(n+=`\t\tcoord.${t}`,console.warn(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};o(e.wrapS,"x"),n+=",\n",o(e.wrapT,"y"),e.isData3DTexture&&(n+=",\n",o(e.wrapR,"z")),n+="\n\t);\n\n}\n",uS[t]=r=new by(n,s)}return r.build(this),t}generateTextureDimension(e,t,r){const s=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===s.dimensionsSnippet&&(s.dimensionsSnippet={});let i=s.dimensionsSnippet[r];if(void 0===s.dimensionsSnippet[r]){let n,o;const{primarySamples:a}=this.renderer.backend.utils.getTextureSampleData(e),u=a>1;o=e.isData3DTexture?"vec3":"vec2",n=u||e.isVideoTexture||e.isStorageTexture?t:`${t}${r?`, u32( ${r} )`:""}`,i=new Pa(new xu(`textureDimensions( ${n} )`,o)),s.dimensionsSnippet[r]=i,(e.isDataArrayTexture||e.isData3DTexture)&&(s.arrayLayerCount=new Pa(new xu(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(s.cubeFaceCount=new Pa(new xu("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,r,s="0u"){this._include("biquadraticTexture");return`tsl_biquadraticTexture( ${t}, ${this.generateWrapFunction(e)}( ${r} ), ${this.generateTextureDimension(e,t,s)}, u32( ${s} ) )`}generateTextureLod(e,t,r,s,i="0u"){const n=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i),a=e.isData3DTexture?"vec3":"vec2",u=`${a}(${n}(${r}) * ${a}(${o}))`;return this.generateTextureLoad(e,t,u,s,i)}generateTextureLoad(e,t,r,s,i="0u"){return!0===e.isVideoTexture||!0===e.isStorageTexture?`textureLoad( ${t}, ${r} )`:s?`textureLoad( ${t}, ${r}, ${s}, u32( ${i} ) )`:`textureLoad( ${t}, ${r}, u32( ${i} ) )`}generateTextureStore(e,t,r,s){return`textureStore( ${t}, ${r}, ${s} )`}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===E||!1===this.isSampleCompare(e)&&e.minFilter===yr&&e.magFilter===yr||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,r,s,i=this.shaderStage){let n=null;return n=!0===e.isVideoTexture?this._generateVideoSample(t,r,i):this.isUnfilterable(e)?this.generateTextureLod(e,t,r,s,"0",i):this._generateTextureSample(e,t,r,s,i),n}generateTextureGrad(e,t,r,s,i,n=this.shaderStage){if("fragment"===n)return`textureSampleGrad( ${t}, ${t}_sampler, ${r}, ${s[0]}, ${s[1]} )`;console.error(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${n} shader.`)}generateTextureCompare(e,t,r,s,i,n=this.shaderStage){if("fragment"===n)return`textureSampleCompare( ${t}, ${t}_sampler, ${r}, ${s} )`;console.error(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${n} shader.`)}generateTextureLevel(e,t,r,s,i,n=this.shaderStage){let o=null;return o=!0===e.isVideoTexture?this._generateVideoSample(t,r,n):this._generateTextureSampleLevel(e,t,r,s,i,n),o}generateTextureBias(e,t,r,s,i,n=this.shaderStage){if("fragment"===n)return`textureSampleBias( ${t}, ${t}_sampler, ${r}, ${s} )`;console.error(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${n} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,r=e.type;return"texture"===r||"cubeTexture"===r||"storageTexture"===r||"texture3D"===r?t:"buffer"===r||"storageBuffer"===r||"indirectStorageBuffer"===r?`NodeBuffer_${e.id}.${t}`:e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}_getUniformGroupCount(e){return Object.keys(this.uniforms[e]).length}getFunctionOperator(e){const t=oS[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?Bs.READ_ONLY:e.access}getStorageAccess(e,t){return rS[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,r,s=null){const i=super.getUniformFromNode(e,t,r,s),n=this.getDataFromNode(e,r,this.globalCache);if(void 0===n.uniformGPU){let s;const o=e.groupNode,a=o.name,u=this.getBindGroupArray(a,r);if("texture"===t||"cubeTexture"===t||"storageTexture"===t||"texture3D"===t){let n=null;const a=this.getNodeAccess(e,r);if("texture"===t||"storageTexture"===t?n=new $_(i.name,i.node,o,a):"cubeTexture"===t?n=new W_(i.name,i.node,o,a):"texture3D"===t&&(n=new H_(i.name,i.node,o,a)),n.store=!0===e.isStorageTextureNode,n.setVisibility(iS[r]),"fragment"!==r&&"compute"!==r||!1!==this.isUnfilterable(e.value)||!1!==n.store)u.push(n),s=[n];else{const e=new kN(`${i.name}_sampler`,i.node,o);e.setVisibility(iS[r]),u.push(e,n),s=[e,n]}}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const i=new("buffer"===t?D_:WN)(e,o);i.setVisibility(iS[r]),u.push(i),s=i}else{const e=this.uniformGroups[r]||(this.uniformGroups[r]={});let n=e[a];void 0===n&&(n=new G_(a,o),n.setVisibility(iS[r]),e[a]=n,u.push(n)),s=this.getNodeUniform(i,t),n.addUniform(s)}n.uniformGPU=s}return i}getBuiltin(e,t,r,s=this.shaderStage){const i=this.builtins[s]||(this.builtins[s]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:r}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,r=this.flowShaderNode(e),s=[];for(const e of t.inputs)s.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${s.join(", ")} ) -> ${this.getType(t.type)} {\n${r.vars}\n${r.code}\n`;return r.result&&(i+=`\treturn ${r.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],r=this.directives[e];if(void 0!==r)for(const e of r)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array`,"vertex")}getBuiltins(e){const t=[],r=this.builtins[e];if(void 0!==r)for(const{name:e,property:s,type:i}of r.values())t.push(`@builtin( ${e} ) ${s} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,r,s){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:r,bufferCount:s}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:r,bufferType:s,bufferCount:i}of this.scopedArrays.values()){const n=this.getType(s);t.push(`var<${r}> ${e}: array< ${n}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const r=this.getAttributesArray();for(let e=0,s=r.length;e`)}const s=this.getBuiltins("output");return s&&t.push("\t"+s),t.join(",\n")}getStructs(e){const t=[],r=this.structs[e];for(let e=0,s=r.length;e output : ${i};\n\n`)}return t.join("\n\n")}getVar(e,t){return`var ${t} : ${this.getType(e)}`}getVars(e){const t=[],r=this.vars[e];if(void 0!==r)for(const e of r)t.push(`\t${this.getVar(e.type,e.name)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4","vertex"),"vertex"===e||"fragment"===e){const r=this.varyings,s=this.vars[e];for(let i=0;i1&&(n="_multisampled"),!0===t.isCubeTexture)s="texture_cube";else if(!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)s="texture_2d_array";else if(!0===t.isDepthTexture)s=`texture_depth${n}_2d`;else if(!0===t.isVideoTexture)s="texture_external";else if(!0===t.isData3DTexture)s="texture_3d";else if(!0===i.node.isStorageTextureNode){s=`texture_storage_2d<${KN(t)}, ${this.getStorageAccess(i.node,e)}>`}else{s=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}r.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${i.name} : ${s};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,r=this.getType(t.bufferType),n=t.bufferCount,a=n>0&&"buffer"===i.type?", "+n:"",u=t.isAtomic?`atomic<${r}>`:`${r}`,l=`\t${i.name} : array< ${u}${a} >\n`,d=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";s.push(this._getWGSLStructBinding("NodeBuffer_"+t.id,l,d,o.binding++,o.group))}else{const e=this.getType(this.getVectorType(i.type)),t=i.groupNode.name;(n[t]||(n[t]={index:o.binding++,id:o.group,snippets:[]})).snippets.push(`\t${i.name} : ${e}`)}}for(const e in n){const t=n[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let o=r.join("\n");return o+=s.join("\n"),o+=i.join("\n"),o}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){const r=e[t];r.uniforms=this.getUniforms(t),r.attributes=this.getAttributes(t),r.varyings=this.getVaryings(t),r.structs=this.getStructs(t),r.vars=this.getVars(t),r.codes=this.getCodes(t),r.directives=this.getDirectives(t),r.scopedArrays=this.getScopedArrays(t);let s="// code\n\n";s+=this.flowCode[t];const i=this.flowNodes[t],n=i[i.length-1],o=n.outputNode,a=void 0!==o&&!0===o.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),u=e.name;if(u&&(s.length>0&&(s+="\n"),s+=`\t// flow -> ${u}\n`),s+=`${i.code}\n\t`,e===n&&"compute"!==t)if(s+="// result\n\n\t","vertex"===t)s+=`varyings.Vertex = ${i.result};`;else if("fragment"===t)if(a)r.returnType=o.nodeType,s+=`return ${i.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),r.returnType="OutputStruct",r.structs+=this._getWGSLStruct("OutputStruct",e),r.structs+="\nvar output : OutputStruct;\n\n",s+=`output.color = ${i.result};\n\n\treturn output;`}}r.flow=s}null!==this.material?(this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment)):this.computeShader=this._getWGSLComputeCode(e.compute,(this.object.workgroupSize||[64]).join(", "))}getMethod(e,t=null){let r;return null!==t&&(r=this._getWGSLMethod(e+"_"+t)),void 0===r&&(r=this._getWGSLMethod(e)),r||e}getType(e){return aS[e]||e}isAvailable(e){let t=nS[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),nS[e]=t),t}_getWGSLMethod(e){return void 0!==lS[e]&&this._include(e),dS[e]}_include(e){const t=lS[e];return t.build(this),null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${cS}\n\n// uniforms\n${e.uniforms}\n\n// structs\n${e.structs}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${t} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x + globalId.y * numWorkgroups.x * u32(${t}) + globalId.z * numWorkgroups.x * numWorkgroups.y * u32(${t});\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,r,s=0,i=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${s} ) @group( ${i} )\nvar<${r}> ${e} : ${n};`}}class pS{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=Gv.Depth24PlusStencil8:e.depth&&(t=Gv.Depth24Plus),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,r=e.getRenderTarget();t=r?r.samples:e.samples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const r=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:r?1:t,isMSAA:r}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?xv:e.isLineSegments||e.isMesh&&!0===t.wireframe?bv:e.isLine?Tv:e.isMesh?_v:void 0}getSampleCount(e){let t=1;return e>1&&(t=Math.pow(2,Math.floor(Math.log2(e))),2===t&&(t=4)),t}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.samples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ge)return Gv.BGRA8Unorm;if(e===xe)return Gv.RGBA16Float;throw new Error("Unsupported outputType")}}const gS=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]),mS=new Map([[De,["float16"]]]),fS=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class yS{constructor(e){this.backend=e}createAttribute(e,t){const r=this._getBufferAttribute(e),s=this.backend,i=s.get(r);let n=i.buffer;if(void 0===n){const o=s.device;let a=r.array;if(!1===e.normalized)if(a.constructor===Int16Array)a=new Int32Array(a);else if(a.constructor===Uint16Array&&(a=new Uint32Array(a),t&GPUBufferUsage.INDEX))for(let e=0;e1&&(s.multisampled=!0,r.texture.isDepthTexture||(s.sampleType=RN)),r.texture.isDepthTexture)s.sampleType=CN;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){const e=r.texture.type;e===b?s.sampleType=EN:e===x?s.sampleType=wN:e===E&&(this.backend.hasFeature("float32-filterable")?s.sampleType=AN:s.sampleType=RN)}r.isSampledCubeTexture?s.viewDimension=PN:r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?s.viewDimension=UN:r.isSampledTexture3D&&(s.viewDimension=IN),e.texture=s}else console.error(`WebGPUBindingUtils: Unsupported binding "${r}".`);s.push(e)}return r.createBindGroupLayout({entries:s})}createBindings(e,t,r,s=0){const{backend:i,bindGroupLayoutCache:n}=this,o=i.get(e);let a,u=n.get(e.bindingsReference);void 0===u&&(u=this.createBindingsLayout(e),n.set(e.bindingsReference,u)),r>0&&(void 0===o.groups&&(o.groups=[],o.versions=[]),o.versions[r]===s&&(a=o.groups[r])),void 0===a&&(a=this.createBindGroup(e,u),r>0&&(o.groups[r]=a,o.versions[r]=s)),o.group=a,o.layout=u}updateBinding(e){const t=this.backend,r=t.device,s=e.buffer,i=t.get(e).buffer;r.queue.writeBuffer(i,0,s,0)}createBindGroupIndex(e,t){const r=this.backend.device,s=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,i=e[0],n=r.createBuffer({label:"bindingCameraIndex_"+i,size:16,usage:s});r.queue.writeBuffer(n,0,e,0);const o=[{binding:0,resource:{buffer:n}}];return r.createBindGroup({label:"bindGroupCameraIndex_"+i,layout:t,entries:o})}createBindGroup(e,t){const r=this.backend,s=r.device;let i=0;const n=[];for(const t of e.bindings){if(t.isUniformBuffer){const e=r.get(t);if(void 0===e.buffer){const r=t.byteLength,i=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,n=s.createBuffer({label:"bindingBuffer_"+t.name,size:r,usage:i});e.buffer=n}n.push({binding:i,resource:{buffer:e.buffer}})}else if(t.isStorageBuffer){const e=r.get(t);if(void 0===e.buffer){const s=t.attribute;e.buffer=r.get(s).buffer}n.push({binding:i,resource:{buffer:e.buffer}})}else if(t.isSampler){const e=r.get(t.texture);n.push({binding:i,resource:e.sampler})}else if(t.isSampledTexture){const e=r.get(t.texture);let o;if(void 0!==e.externalTexture)o=s.importExternalTexture({source:e.externalTexture});else{const r=t.store?1:e.texture.mipLevelCount,s=`view-${e.texture.width}-${e.texture.height}-${r}`;if(o=e[s],void 0===o){const i=LN;let n;n=t.isSampledCubeTexture?PN:t.isSampledTexture3D?IN:t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?UN:FN,o=e[s]=e.texture.createView({aspect:i,dimension:n,mipLevelCount:r})}}n.push({binding:i,resource:o})}i++}return s.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:n})}}class bS{constructor(e){this.backend=e}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:r,material:s,geometry:i,pipeline:n}=e,{vertexProgram:o,fragmentProgram:a}=n,u=this.backend,l=u.device,d=u.utils,c=u.get(n),h=[];for(const t of e.getBindings()){const e=u.get(t);h.push(e.layout)}const p=u.attributeUtils.createShaderVertexBuffers(e);let g;!0===s.transparent&&s.blending!==L&&(g=this._getBlending(s));let m={};!0===s.stencilWrite&&(m={compare:this._getStencilCompare(s),failOp:this._getStencilOperation(s.stencilFail),depthFailOp:this._getStencilOperation(s.stencilZFail),passOp:this._getStencilOperation(s.stencilZPass)});const f=this._getColorWriteMask(s),y=[];if(null!==e.context.textures){const t=e.context.textures;for(let e=0;e1},layout:l.createPipelineLayout({bindGroupLayouts:h})},A={},R=e.context.depth,C=e.context.stencil;if(!0!==R&&!0!==C||(!0===R&&(A.format=v,A.depthWriteEnabled=s.depthWrite,A.depthCompare=_),!0===C&&(A.stencilFront=m,A.stencilBack={},A.stencilReadMask=s.stencilFuncMask,A.stencilWriteMask=s.stencilWriteMask),S.depthStencil=A),null===t)c.pipeline=l.createRenderPipeline(S);else{const e=new Promise((e=>{l.createRenderPipelineAsync(S).then((t=>{c.pipeline=t,e()}))}));t.push(e)}}createBundleEncoder(e){const t=this.backend,{utils:r,device:s}=t,i=r.getCurrentDepthStencilFormat(e),n={label:"renderBundleEncoder",colorFormats:[r.getCurrentColorFormat(e)],depthStencilFormat:i,sampleCount:this._getSampleCount(e)};return s.createRenderBundleEncoder(n)}createComputePipeline(e,t){const r=this.backend,s=r.device,i=r.get(e.computeProgram).module,n=r.get(e),o=[];for(const e of t){const t=r.get(e);o.push(t.layout)}n.pipeline=s.createComputePipeline({compute:i,layout:s.createPipelineLayout({bindGroupLayouts:o})})}_getBlending(e){let t,r;const s=e.blending,i=e.blendSrc,n=e.blendDst,o=e.blendEquation;if(s===Tt){const s=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,a=null!==e.blendDstAlpha?e.blendDstAlpha:n,u=null!==e.blendEquationAlpha?e.blendEquationAlpha:o;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(o)},r={srcFactor:this._getBlendFactor(s),dstFactor:this._getBlendFactor(a),operation:this._getBlendOperation(u)}}else{const i=(e,s,i,n)=>{t={srcFactor:e,dstFactor:s,operation:nN},r={srcFactor:i,dstFactor:n,operation:nN}};if(e.premultipliedAlpha)switch(s){case U:i(qv,Qv,qv,Qv);break;case Nt:i(qv,qv,qv,qv);break;case vt:i(jv,Kv,jv,qv);break;case _t:i(jv,Xv,jv,Yv)}else switch(s){case U:i(Yv,Qv,qv,Qv);break;case Nt:i(Yv,qv,Yv,qv);break;case vt:i(jv,Kv,jv,qv);break;case _t:i(jv,Xv,jv,Xv)}}if(void 0!==t&&void 0!==r)return{color:t,alpha:r};console.error("THREE.WebGPURenderer: Invalid blending: ",s)}_getBlendFactor(e){let t;switch(e){case ot:t=jv;break;case at:t=qv;break;case ut:t=Xv;break;case pt:t=Kv;break;case lt:t=Yv;break;case gt:t=Qv;break;case ct:t=Zv;break;case mt:t=Jv;break;case ht:t=eN;break;case ft:t=tN;break;case dt:t=rN;break;case 211:t=sN;break;case 212:t=iN;break;default:console.error("THREE.WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const r=e.stencilFunc;switch(r){case Pr:t=Nv;break;case Ur:t=Mv;break;case Fr:t=Sv;break;case Br:t=Rv;break;case Mr:t=Av;break;case wr:t=wv;break;case Er:t=Cv;break;case Cr:t=Ev;break;default:console.error("THREE.WebGPURenderer: Invalid stencil function.",r)}return t}_getStencilOperation(e){let t;switch(e){case zr:t=hN;break;case kr:t=pN;break;case Gr:t=gN;break;case Or:t=mN;break;case Vr:t=fN;break;case Dr:t=yN;break;case Lr:t=xN;break;case Ir:t=bN;break;default:console.error("THREE.WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case st:t=nN;break;case it:t=oN;break;case nt:t=aN;break;case Wr:t=uN;break;case $r:t=lN;break;default:console.error("THREE.WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,r){const s={},i=this.backend.utils;switch(s.topology=i.getPrimitiveTopology(e,r),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(s.stripIndexFormat=t.index.array instanceof Uint16Array?Vv:Ov),r.side){case We:s.frontFace=Pv,s.cullMode=Dv;break;case T:s.frontFace=Pv,s.cullMode=Lv;break;case le:s.frontFace=Pv,s.cullMode=Iv;break;default:console.error("THREE.WebGPUPipelineUtils: Unknown material.side value.",r.side)}return s}_getColorWriteMask(e){return!0===e.colorWrite?cN:dN}_getDepthCompare(e){let t;if(!1===e.depthTest)t=Mv;else{const r=e.depthFunc;switch(r){case Bt:t=Nv;break;case Mt:t=Mv;break;case wt:t=Sv;break;case Et:t=Rv;break;case Ct:t=Av;break;case Rt:t=wv;break;case At:t=Cv;break;case St:t=Ev;break;default:console.error("THREE.WebGPUPipelineUtils: Invalid depth function.",r)}}return t}}class TS extends J_{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.trackTimestamp=!0===e.trackTimestamp,this.device=null,this.context=null,this.colorBuffer=null,this.defaultRenderPassdescriptor=null,this.utils=new pS(this),this.attributeUtils=new yS(this),this.bindingUtils=new xS(this),this.pipelineUtils=new bS(this),this.textureUtils=new XN(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let r;if(void 0===t.device){const e={powerPreference:t.powerPreference},s="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===s)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(ON),n=[];for(const e of i)s.features.has(e)&&n.push(e);const o={requiredFeatures:n,requiredLimits:t.requiredLimits};r=await s.requestDevice(o)}else r=t.device;r.lost.then((t=>{const r={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(r)}));const s=void 0!==t.context?t.context:e.domElement.getContext("webgpu");this.device=r,this.context=s;const i=t.alpha?"premultiplied":"opaque";this.trackTimestamp=this.trackTimestamp&&this.hasFeature(ON.TimestampQuery),this.context.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i}),this.updateSize()}get coordinateSystem(){return l}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){let e=this.defaultRenderPassdescriptor;if(null===e){const t=this.renderer;e={colorAttachments:[{view:null}]},!0!==this.renderer.depth&&!0!==this.renderer.stencil||(e.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(t.depth,t.stencil).createView()});const r=e.colorAttachments[0];this.renderer.samples>0?r.view=this.colorBuffer.createView():r.resolveTarget=void 0,this.defaultRenderPassdescriptor=e}const t=e.colorAttachments[0];return this.renderer.samples>0?t.resolveTarget=this.context.getCurrentTexture().createView():t.view=this.context.getCurrentTexture().createView(),e}_getRenderPassDescriptor(e,t={}){const r=e.renderTarget,s=this.get(r);let i=s.descriptors;if(void 0===i||s.width!==r.width||s.height!==r.height||s.dimensions!==r.dimensions||s.activeMipmapLevel!==r.activeMipmapLevel||s.activeCubeFace!==e.activeCubeFace||s.samples!==r.samples||s.loadOp!==t.loadOp){i={},s.descriptors=i;const e=()=>{r.removeEventListener("dispose",e),this.delete(r)};r.addEventListener("dispose",e)}const n=e.getCacheKey();let o=i[n];if(void 0===o){const a=e.textures,u=[];let l;for(let s=0;s0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=r.createQuerySet({type:"occlusion",count:s,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(s),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:Fv}),this.initTimestampQuery(e,n),n.occlusionQuerySet=i;const o=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let r=0;r0&&t.currentPass.executeBundles(t.renderBundles),r>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery(),t.currentPass.end(),r>0){const s=8*r;let i=this.occludedResolveCache.get(s);void 0===i&&(i=this.device.createBuffer({size:s,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(s,i));const n=this.device.createBuffer({size:s,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,r,i,0),t.encoder.copyBufferToBuffer(i,0,n,0,s),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.prepareTimestampBuffer(e,t.encoder),this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo?(u.x=Math.min(t.dispatchCount,o),u.y=Math.ceil(t.dispatchCount/o)):u.x=t.dispatchCount,i.dispatchWorkgroups(u.x,u.y,u.z)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.prepareTimestampBuffer(e,t.cmdEncoderGPU),this.device.queue.submit([t.cmdEncoderGPU.finish()])}async waitForGPU(){await this.device.queue.onSubmittedWorkDone()}draw(e,t){const{object:r,context:s,pipeline:i}=e,n=e.getBindings(),o=this.get(s),a=this.get(i).pipeline,u=o.currentSets,l=o.currentPass,d=e.getDrawParameters();if(null===d)return;u.pipeline!==a&&(l.setPipeline(a),u.pipeline=a);const c=u.bindingGroups;for(let e=0,t=n.length;e{if(!0===r.isBatchedMesh){const e=r._multiDrawStarts,t=r._multiDrawCounts,s=r._multiDrawCount,i=r._multiDrawInstances;for(let r=0;r1?0:r;!0===p?l.drawIndexed(t[r],s,e[r]/h.array.BYTES_PER_ELEMENT,0,n):l.draw(t[r],s,e[r],n)}}else if(!0===p){const{vertexCount:s,instanceCount:i,firstVertex:n}=d,o=e.getIndirect();if(null!==o){const e=this.get(o).buffer;l.drawIndexedIndirect(e,0)}else l.drawIndexed(s,i,n,0,0);t.update(r,s,i)}else{const{vertexCount:s,instanceCount:i,firstVertex:n}=d,o=e.getIndirect();if(null!==o){const e=this.get(o).buffer;l.drawIndirect(e,0)}else l.draw(s,i,n,0);t.update(r,s,i)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const t=this.get(e.camera),i=e.camera.cameras,n=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==i.length){const e=this.get(n),r=[],s=new Uint32Array([0,0,0,0]);for(let t=0,n=i.length;t(console.warn("THREE.WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new yv(e)));super(new t(e),e),this.library=new vS,this.isWebGPURenderer=!0}}class SS extends is{constructor(){super(),this.isBundleGroup=!0,this.type="BundleGroup",this.static=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}}class AS{constructor(e,t=ji(0,0,1,1)){this.renderer=e,this.outputNode=t,this.outputColorTransform=!0,this.needsUpdate=!0;const r=new lh;r.name="PostProcessing",this._quadMesh=new mf(r)}render(){this._update();const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=h,e.outputColorSpace=Re,this._quadMesh.render(e),e.toneMapping=t,e.outputColorSpace=r}dispose(){this._quadMesh.material.dispose()}_update(){if(!0===this.needsUpdate){const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace;this._quadMesh.material.fragmentNode=!0===this.outputColorTransform?vu(this.outputNode,t,r):this.outputNode.context({toneMapping:t,outputColorSpace:r}),this._quadMesh.material.needsUpdate=!0,this.needsUpdate=!1}}async renderAsync(){this._update();const e=this.renderer,t=e.toneMapping,r=e.outputColorSpace;e.toneMapping=h,e.outputColorSpace=Re,await this._quadMesh.renderAsync(e),e.toneMapping=t,e.outputColorSpace=r}}class RS extends J{constructor(e=1,t=1){super(),this.image={width:e,height:t},this.magFilter=z,this.minFilter=z,this.isStorageTexture=!0}}class CS extends Nf{constructor(e,t){super(e,t,Uint32Array),this.isIndirectStorageBufferAttribute=!0}}class ES extends ns{constructor(e){super(e),this.textures={},this.nodes={}}load(e,t,r,s){const i=new os(this.manager);i.setPath(this.path),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,(r=>{try{t(this.parse(JSON.parse(r)))}catch(t){s?s(t):console.error(t),this.manager.itemError(e)}}),r,s)}parseNodes(e){const t={};if(void 0!==e){for(const r of e){const{uuid:e,type:s}=r;t[e]=this.createNodeFromType(s),t[e].uuid=e}const r={nodes:t,textures:this.textures};for(const s of e){s.meta=r;t[s.uuid].deserialize(s),delete s.meta}}return t}parse(e){const t=this.createNodeFromType(e.type);t.uuid=e.uuid;const r={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=r,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}setNodes(e){return this.nodes=e,this}createNodeFromType(e){return void 0===this.nodes[e]?(console.error("THREE.NodeLoader: Node type not found:",e),Pi()):Ni(new this.nodes[e])}}class wS extends as{constructor(e){super(e),this.nodes={},this.nodeMaterials={}}parse(e){const t=super.parse(e),r=this.nodes,s=e.inputNodes;for(const e in s){const i=s[e];t[e]=r[i]}return t}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}createMaterialFromType(e){const t=this.nodeMaterials[e];return void 0!==t?new t:super.createMaterialFromType(e)}}class MS extends us{constructor(e){super(e),this.nodes={},this.nodeMaterials={},this._nodesJSON=null}setNodes(e){return this.nodes=e,this}setNodeMaterials(e){return this.nodeMaterials=e,this}parse(e,t){this._nodesJSON=e.nodes;const r=super.parse(e,t);return this._nodesJSON=null,r}parseNodes(e,t){if(void 0!==e){const r=new ES;return r.setNodes(this.nodes),r.setTextures(t),r.parseNodes(e)}return{}}parseMaterials(e,t){const r={};if(void 0!==e){const s=this.parseNodes(this._nodesJSON,t),i=new wS;i.setTextures(t),i.setNodes(s),i.setNodeMaterials(this.nodeMaterials);for(let t=0,s=e.length;t