diff --git a/cirq-web/example.ipynb b/cirq-web/bloch_sphere_example.ipynb similarity index 99% rename from cirq-web/example.ipynb rename to cirq-web/bloch_sphere_example.ipynb index 01acefcce86..8cdf1152e60 100644 --- a/cirq-web/example.ipynb +++ b/cirq-web/bloch_sphere_example.ipynb @@ -33,28 +33,7 @@ "id": "fbf7b67d", "metadata": {}, "source": [ - "### Cirq-web visualization" - ] - }, - { - "cell_type": "markdown", - "id": "e4bf9c7d", - "metadata": {}, - "source": [ - "\n", - " \n", - " \n", - " \n", - " \n", - "
\n", - " View on QuantumAI\n", - " \n", - " Run in Google Colab\n", - " \n", - " View source on GitHub\n", - " \n", - " Download notebook\n", - "
" + "### Cirq-web Bloch sphere visualization" ] }, { diff --git a/cirq-web/circuit_example.ipynb b/cirq-web/circuit_example.ipynb new file mode 100644 index 00000000000..d318f4d1027 --- /dev/null +++ b/cirq-web/circuit_example.ipynb @@ -0,0 +1,162 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "id": "737bce11", + "metadata": {}, + "source": [ + "#### Copyright 2021 The Cirq Developers" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "6db8c987", + "metadata": {}, + "outputs": [], + "source": [ + "#@title Licensed under the Apache License, Version 2.0 (the \"License\");\n", + "# you may not use this file except in compliance with the License.\n", + "# You may obtain a copy of the License at\n", + "#\n", + "# https://www.apache.org/licenses/LICENSE-2.0\n", + "#\n", + "# Unless required by applicable law or agreed to in writing, software\n", + "# distributed under the License is distributed on an \"AS IS\" BASIS,\n", + "# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n", + "# See the License for the specific language governing permissions and\n", + "# limitations under the License." + ] + }, + { + "cell_type": "markdown", + "id": "88f3b242", + "metadata": {}, + "source": [ + "### Cirq-web 3D circuit visualization" + ] + }, + { + "cell_type": "markdown", + "id": "9f4089af", + "metadata": {}, + "source": [ + "\n", + "\n", + " \n", + " \n", + "
\n", + " Run in Google Colab\n", + " \n", + " View source on GitHub\n", + "
" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "99172e40", + "metadata": {}, + "outputs": [], + "source": [ + "!pip install --quiet cirq --pre" + ] + }, + { + "cell_type": "markdown", + "id": "ebc22e4d", + "metadata": {}, + "source": [ + "Note: this notebook relies on unreleased Cirq features. If you want to try these features, make sure you install cirq via `pip install cirq --pre`." + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "e4bd9946", + "metadata": { + "scrolled": true + }, + "outputs": [], + "source": [ + "!pip install cirq-web" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "fe0d0e69", + "metadata": {}, + "outputs": [], + "source": [ + "import cirq\n", + "qubits = [cirq.GridQubit(x, y) for x in range(10) for y in range(10)]\n", + "\n", + "import cirq.testing\n", + "from cirq.protocols import circuit_diagram_info\n", + "circuit = cirq.testing.random_circuit(cirq.GridQubit.square(10), n_moments=5, op_density=.7)" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "81689b3f", + "metadata": { + "scrolled": false + }, + "outputs": [], + "source": [ + "\"\"\"\n", + "This cell builds a 3D circuit diagram using a big list of operations provided TS Circuit class.\n", + "\"\"\"\n", + "import cirq_web\n", + "from typing import Optional\n", + "from cirq_web.circuits.symbols import SymbolInfo\n", + "\n", + "class FunkyHadamard(cirq_web.circuits.symbols.SymbolResolver):\n", + " def resolve(self, operation: cirq.Operation) -> Optional[SymbolInfo]:\n", + " if isinstance(operation.gate, cirq.HPowGate):\n", + " return SymbolInfo(['Hello!'], ['yellow'])\n", + " else:\n", + " return None\n", + " \n", + "resolvers = list(cirq_web.circuits.symbols.DEFAULT_SYMBOL_RESOLVERS) + [\n", + " FunkyHadamard()\n", + "]\n", + "\n", + "from cirq_web import Circuit3D\n", + "c3d = Circuit3D(circuit, resolvers, 2.5)\n", + "display(c3d)" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "id": "139acc3d", + "metadata": {}, + "outputs": [], + "source": [] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3", + "language": "python", + "name": "python3" + }, + "language_info": { + "codemirror_mode": { + "name": "ipython", + "version": 3 + }, + "file_extension": ".py", + "mimetype": "text/x-python", + "name": "python", + "nbconvert_exporter": "python", + "pygments_lexer": "ipython3", + "version": "3.7.3" + } + }, + "nbformat": 4, + "nbformat_minor": 5 +} diff --git a/cirq-web/cirq_ts/README.md b/cirq-web/cirq_ts/README.md index 101464f6350..70b1762c3a0 100644 --- a/cirq-web/cirq_ts/README.md +++ b/cirq-web/cirq_ts/README.md @@ -105,6 +105,6 @@ We take the following steps for visualization testing in our development environ 3. We take a screenshot of the HTML output in the "browser" (Using Puppeteer) 4. We compare the result of the screenshot with a pre-generated PNG file. - The screenshot of the HTML browser output must live in a temporary directory; we use the [temp](https://github.com/bruce/node-temp) package to handle that for us. Reference the test at `e2e/bloch_sphere/test_bloch_sphere.ts` to see how to easily generate the screenshot in a temporary directory. + The screenshot of the HTML browser output must live in a temporary directory; we use the [temp](https://github.com/bruce/node-temp) package to handle that for us. Reference the test at `e2e/bloch_sphere/bloch_sphere_e2e_test.ts` to see how to easily generate the screenshot in a temporary directory. The pre-generated PNG file is a screenshot of the developer's choice that represents what the visualization should look like. Each visualization is required to have at least one expected PNG screenshot. For more complex visualizations, multiple screenshots may be needed. diff --git a/cirq-web/cirq_ts/dist/circuit.bundle.js b/cirq-web/cirq_ts/dist/circuit.bundle.js new file mode 100644 index 00000000000..a105a1eeca2 --- /dev/null +++ b/cirq-web/cirq_ts/dist/circuit.bundle.js @@ -0,0 +1,2 @@ +/*! For license information please see circuit.bundle.js.LICENSE.txt */ +(()=>{"use strict";var t={212:(t,e,n)=>{n.r(e),n.d(e,{ACESFilmicToneMapping:()=>nt,AddEquation:()=>T,AddOperation:()=>Q,AdditiveAnimationBlendMode:()=>qe,AdditiveBlending:()=>b,AlphaFormat:()=>Ot,AlwaysDepth:()=>k,AlwaysStencilFunc:()=>Sn,AmbientLight:()=>Pu,AmbientLightProbe:()=>$u,AnimationClip:()=>Dh,AnimationLoader:()=>Gh,AnimationMixer:()=>Cd,AnimationObjectGroup:()=>Ld,AnimationUtils:()=>xh,ArcCurve:()=>Yh,ArrayCamera:()=>Xo,ArrowHelper:()=>_p,Audio:()=>hd,AudioAnalyser:()=>gd,AudioContext:()=>Ju,AudioListener:()=>cd,AudioLoader:()=>Qu,AxesHelper:()=>bp,AxisHelper:()=>ym,BackSide:()=>f,BasicDepthPacking:()=>sn,BasicShadowMap:()=>h,BinaryTextureLoader:()=>Mm,Bone:()=>Dl,BooleanKeyframeTrack:()=>Th,BoundingBoxHelper:()=>xm,Box2:()=>Gd,Box3:()=>ci,Box3Helper:()=>fp,BoxBufferGeometry:()=>Ms,BoxGeometry:()=>Ms,BoxHelper:()=>mp,BufferAttribute:()=>Or,BufferGeometry:()=>is,BufferGeometryLoader:()=>Hu,ByteType:()=>Tt,Cache:()=>Nh,Camera:()=>Ls,CameraHelper:()=>up,CanvasRenderer:()=>Tm,CanvasTexture:()=>oc,CatmullRomCurve3:()=>tu,CineonToneMapping:()=>et,CircleBufferGeometry:()=>cc,CircleGeometry:()=>cc,ClampToEdgeWrapping:()=>dt,Clock:()=>id,Color:()=>Dr,ColorKeyframeTrack:()=>Eh,CompressedTexture:()=>ac,CompressedTextureLoader:()=>Uh,ConeBufferGeometry:()=>uc,ConeGeometry:()=>uc,CubeCamera:()=>Ps,CubeReflectionMapping:()=>st,CubeRefractionMapping:()=>at,CubeTexture:()=>Ds,CubeTextureLoader:()=>Vh,CubeUVReflectionMapping:()=>ct,CubeUVRefractionMapping:()=>ht,CubicBezierCurve:()=>ru,CubicBezierCurve3:()=>su,CubicInterpolant:()=>bh,CullFaceBack:()=>o,CullFaceFront:()=>l,CullFaceFrontBack:()=>c,CullFaceNone:()=>a,Curve:()=>qh,CurvePath:()=>du,CustomBlending:()=>S,CustomToneMapping:()=>it,CylinderBufferGeometry:()=>hc,CylinderGeometry:()=>hc,Cylindrical:()=>Fd,DataTexture:()=>Ns,DataTexture2DArray:()=>ra,DataTexture3D:()=>sa,DataTextureLoader:()=>Wh,DataUtils:()=>Sp,DecrementStencilOp:()=>pn,DecrementWrapStencilOp:()=>fn,DefaultLoadingManager:()=>Oh,DepthFormat:()=>kt,DepthStencilFormat:()=>Vt,DepthTexture:()=>lc,DirectionalLight:()=>Cu,DirectionalLightHelper:()=>lp,DiscreteInterpolant:()=>Mh,DodecahedronBufferGeometry:()=>pc,DodecahedronGeometry:()=>pc,DoubleSide:()=>g,DstAlphaFactor:()=>O,DstColorFactor:()=>F,DynamicBufferAttribute:()=>lm,DynamicCopyUsage:()=>Dn,DynamicDrawUsage:()=>En,DynamicReadUsage:()=>Rn,EdgesGeometry:()=>yc,EdgesHelper:()=>_m,EllipseCurve:()=>Xh,EqualDepth:()=>j,EqualStencilFunc:()=>xn,EquirectangularReflectionMapping:()=>ot,EquirectangularRefractionMapping:()=>lt,Euler:()=>Xi,EventDispatcher:()=>On,ExtrudeBufferGeometry:()=>qc,ExtrudeGeometry:()=>qc,FaceColors:()=>Qp,FileLoader:()=>Hh,FlatShading:()=>v,Float16BufferAttribute:()=>Wr,Float32Attribute:()=>gm,Float32BufferAttribute:()=>jr,Float64Attribute:()=>vm,Float64BufferAttribute:()=>qr,FloatType:()=>Ct,Fog:()=>nl,FogExp2:()=>el,Font:()=>qu,FontLoader:()=>Yu,FrontSide:()=>m,Frustum:()=>zs,GLBufferAttribute:()=>Id,GLSL1:()=>Nn,GLSL3:()=>Bn,GammaEncoding:()=>Ke,GreaterDepth:()=>X,GreaterEqualDepth:()=>q,GreaterEqualStencilFunc:()=>Mn,GreaterStencilFunc:()=>bn,GridHelper:()=>ip,Group:()=>Yo,HalfFloatType:()=>Pt,HemisphereLight:()=>gu,HemisphereLightHelper:()=>np,HemisphereLightProbe:()=>Ku,IcosahedronBufferGeometry:()=>Yc,IcosahedronGeometry:()=>Yc,ImageBitmapLoader:()=>Wu,ImageLoader:()=>kh,ImageUtils:()=>Kn,ImmediateRenderObject:()=>Wd,IncrementStencilOp:()=>dn,IncrementWrapStencilOp:()=>mn,InstancedBufferAttribute:()=>Fu,InstancedBufferGeometry:()=>zu,InstancedInterleavedBuffer:()=>Dd,InstancedMesh:()=>Gl,Int16Attribute:()=>dm,Int16BufferAttribute:()=>Gr,Int32Attribute:()=>mm,Int32BufferAttribute:()=>kr,Int8Attribute:()=>cm,Int8BufferAttribute:()=>zr,IntType:()=>Lt,InterleavedBuffer:()=>rl,InterleavedBufferAttribute:()=>al,Interpolant:()=>_h,InterpolateDiscrete:()=>He,InterpolateLinear:()=>Ge,InterpolateSmooth:()=>Ue,InvertStencilOp:()=>gn,JSONLoader:()=>Em,KeepStencilOp:()=>hn,KeyframeTrack:()=>Sh,LOD:()=>Tl,LatheBufferGeometry:()=>Zc,LatheGeometry:()=>Zc,Layers:()=>Yi,LensFlare:()=>Lm,LessDepth:()=>V,LessEqualDepth:()=>W,LessEqualStencilFunc:()=>_n,LessStencilFunc:()=>yn,Light:()=>fu,LightProbe:()=>Nu,Line:()=>Xl,Line3:()=>Vd,LineBasicMaterial:()=>Ul,LineCurve:()=>au,LineCurve3:()=>ou,LineDashedMaterial:()=>vh,LineLoop:()=>Ql,LinePieces:()=>Zp,LineSegments:()=>Jl,LineStrip:()=>Yp,LinearEncoding:()=>Je,LinearFilter:()=>xt,LinearInterpolant:()=>wh,LinearMipMapLinearFilter:()=>Mt,LinearMipMapNearestFilter:()=>bt,LinearMipmapLinearFilter:()=>wt,LinearMipmapNearestFilter:()=>_t,LinearToneMapping:()=>$,Loader:()=>zh,LoaderUtils:()=>Ou,LoadingManager:()=>Bh,LogLuvEncoding:()=>tn,LoopOnce:()=>Oe,LoopPingPong:()=>Fe,LoopRepeat:()=>ze,LuminanceAlphaFormat:()=>Gt,LuminanceFormat:()=>Ht,MOUSE:()=>r,Material:()=>Tr,MaterialLoader:()=>Bu,Math:()=>Yn,MathUtils:()=>Yn,Matrix3:()=>Jn,Matrix4:()=>zi,MaxEquation:()=>R,Mesh:()=>bs,MeshBasicMaterial:()=>Ir,MeshDepthMaterial:()=>Uo,MeshDistanceMaterial:()=>ko,MeshFaceMaterial:()=>$p,MeshLambertMaterial:()=>fh,MeshMatcapMaterial:()=>gh,MeshNormalMaterial:()=>mh,MeshPhongMaterial:()=>dh,MeshPhysicalMaterial:()=>uh,MeshStandardMaterial:()=>hh,MeshToonMaterial:()=>ph,MinEquation:()=>L,MirroredRepeatWrapping:()=>pt,MixOperation:()=>J,MultiMaterial:()=>tm,MultiplyBlending:()=>M,MultiplyOperation:()=>Z,NearestFilter:()=>mt,NearestMipMapLinearFilter:()=>yt,NearestMipMapNearestFilter:()=>gt,NearestMipmapLinearFilter:()=>vt,NearestMipmapNearestFilter:()=>ft,NeverDepth:()=>U,NeverStencilFunc:()=>vn,NoBlending:()=>x,NoColors:()=>Jp,NoToneMapping:()=>K,NormalAnimationBlendMode:()=>je,NormalBlending:()=>_,NotEqualDepth:()=>Y,NotEqualStencilFunc:()=>wn,NumberKeyframeTrack:()=>Ah,Object3D:()=>lr,ObjectLoader:()=>Gu,ObjectSpaceNormalMap:()=>ln,OctahedronBufferGeometry:()=>Jc,OctahedronGeometry:()=>Jc,OneFactor:()=>P,OneMinusDstAlphaFactor:()=>z,OneMinusDstColorFactor:()=>H,OneMinusSrcAlphaFactor:()=>B,OneMinusSrcColorFactor:()=>I,OrthographicCamera:()=>Lu,PCFShadowMap:()=>u,PCFSoftShadowMap:()=>d,PMREMGenerator:()=>Up,ParametricBufferGeometry:()=>Qc,ParametricGeometry:()=>Qc,Particle:()=>nm,ParticleBasicMaterial:()=>sm,ParticleSystem:()=>im,ParticleSystemMaterial:()=>am,Path:()=>pu,PerspectiveCamera:()=>Rs,Plane:()=>dr,PlaneBufferGeometry:()=>Gs,PlaneGeometry:()=>Gs,PlaneHelper:()=>gp,PointCloud:()=>em,PointCloudMaterial:()=>rm,PointLight:()=>Au,PointLightHelper:()=>Kd,Points:()=>ic,PointsMaterial:()=>Kl,PolarGridHelper:()=>rp,PolyhedronBufferGeometry:()=>dc,PolyhedronGeometry:()=>dc,PositionalAudio:()=>fd,PropertyBinding:()=>Ad,PropertyMixer:()=>vd,QuadraticBezierCurve:()=>lu,QuadraticBezierCurve3:()=>cu,Quaternion:()=>si,QuaternionKeyframeTrack:()=>Rh,QuaternionLinearInterpolant:()=>Lh,REVISION:()=>i,RGBADepthPacking:()=>an,RGBAFormat:()=>Ft,RGBAIntegerFormat:()=>Zt,RGBA_ASTC_10x10_Format:()=>ye,RGBA_ASTC_10x5_Format:()=>fe,RGBA_ASTC_10x6_Format:()=>ge,RGBA_ASTC_10x8_Format:()=>ve,RGBA_ASTC_12x10_Format:()=>xe,RGBA_ASTC_12x12_Format:()=>_e,RGBA_ASTC_4x4_Format:()=>oe,RGBA_ASTC_5x4_Format:()=>le,RGBA_ASTC_5x5_Format:()=>ce,RGBA_ASTC_6x5_Format:()=>he,RGBA_ASTC_6x6_Format:()=>ue,RGBA_ASTC_8x5_Format:()=>de,RGBA_ASTC_8x6_Format:()=>pe,RGBA_ASTC_8x8_Format:()=>me,RGBA_BPTC_Format:()=>be,RGBA_ETC2_EAC_Format:()=>ae,RGBA_PVRTC_2BPPV1_Format:()=>ie,RGBA_PVRTC_4BPPV1_Format:()=>ne,RGBA_S3TC_DXT1_Format:()=>Qt,RGBA_S3TC_DXT3_Format:()=>Kt,RGBA_S3TC_DXT5_Format:()=>$t,RGBDEncoding:()=>rn,RGBEEncoding:()=>$e,RGBEFormat:()=>Ut,RGBFormat:()=>zt,RGBIntegerFormat:()=>Yt,RGBM16Encoding:()=>nn,RGBM7Encoding:()=>en,RGB_ETC1_Format:()=>re,RGB_ETC2_Format:()=>se,RGB_PVRTC_2BPPV1_Format:()=>ee,RGB_PVRTC_4BPPV1_Format:()=>te,RGB_S3TC_DXT1_Format:()=>Jt,RGFormat:()=>qt,RGIntegerFormat:()=>Xt,RawShaderMaterial:()=>ch,Ray:()=>Oi,Raycaster:()=>Nd,RectAreaLight:()=>Du,RedFormat:()=>Wt,RedIntegerFormat:()=>jt,ReinhardToneMapping:()=>tt,RepeatWrapping:()=>ut,ReplaceStencilOp:()=>un,ReverseSubtractEquation:()=>A,RingBufferGeometry:()=>Kc,RingGeometry:()=>Kc,SRGB8_ALPHA8_ASTC_10x10_Format:()=>Ie,SRGB8_ALPHA8_ASTC_10x5_Format:()=>Ce,SRGB8_ALPHA8_ASTC_10x6_Format:()=>Pe,SRGB8_ALPHA8_ASTC_10x8_Format:()=>De,SRGB8_ALPHA8_ASTC_12x10_Format:()=>Ne,SRGB8_ALPHA8_ASTC_12x12_Format:()=>Be,SRGB8_ALPHA8_ASTC_4x4_Format:()=>we,SRGB8_ALPHA8_ASTC_5x4_Format:()=>Me,SRGB8_ALPHA8_ASTC_5x5_Format:()=>Se,SRGB8_ALPHA8_ASTC_6x5_Format:()=>Te,SRGB8_ALPHA8_ASTC_6x6_Format:()=>Ee,SRGB8_ALPHA8_ASTC_8x5_Format:()=>Ae,SRGB8_ALPHA8_ASTC_8x6_Format:()=>Le,SRGB8_ALPHA8_ASTC_8x8_Format:()=>Re,Scene:()=>il,SceneUtils:()=>Am,ShaderChunk:()=>Us,ShaderLib:()=>Vs,ShaderMaterial:()=>As,ShadowMaterial:()=>lh,Shape:()=>mu,ShapeBufferGeometry:()=>$c,ShapeGeometry:()=>$c,ShapePath:()=>ju,ShapeUtils:()=>Vc,ShortType:()=>Et,Skeleton:()=>Bl,SkeletonHelper:()=>Jd,SkinnedMesh:()=>Pl,SmoothShading:()=>y,Sphere:()=>Li,SphereBufferGeometry:()=>th,SphereGeometry:()=>th,Spherical:()=>zd,SphericalHarmonics3:()=>Iu,SplineCurve:()=>hu,SpotLight:()=>wu,SpotLightHelper:()=>qd,Sprite:()=>bl,SpriteMaterial:()=>ol,SrcAlphaFactor:()=>N,SrcAlphaSaturateFactor:()=>G,SrcColorFactor:()=>D,StaticCopyUsage:()=>Pn,StaticDrawUsage:()=>Tn,StaticReadUsage:()=>Ln,StereoCamera:()=>nd,StreamCopyUsage:()=>In,StreamDrawUsage:()=>An,StreamReadUsage:()=>Cn,StringKeyframeTrack:()=>Ch,SubtractEquation:()=>E,SubtractiveBlending:()=>w,TOUCH:()=>s,TangentSpaceNormalMap:()=>on,TetrahedronBufferGeometry:()=>eh,TetrahedronGeometry:()=>eh,TextBufferGeometry:()=>nh,TextGeometry:()=>nh,Texture:()=>ti,TextureLoader:()=>jh,TorusBufferGeometry:()=>ih,TorusGeometry:()=>ih,TorusKnotBufferGeometry:()=>rh,TorusKnotGeometry:()=>rh,Triangle:()=>Mr,TriangleFanDrawMode:()=>Ze,TriangleStripDrawMode:()=>Ye,TrianglesDrawMode:()=>Xe,TubeBufferGeometry:()=>sh,TubeGeometry:()=>sh,UVMapping:()=>rt,Uint16Attribute:()=>pm,Uint16BufferAttribute:()=>Ur,Uint32Attribute:()=>fm,Uint32BufferAttribute:()=>Vr,Uint8Attribute:()=>hm,Uint8BufferAttribute:()=>Fr,Uint8ClampedAttribute:()=>um,Uint8ClampedBufferAttribute:()=>Hr,Uniform:()=>Pd,UniformsLib:()=>ks,UniformsUtils:()=>Es,UnsignedByteType:()=>St,UnsignedInt248Type:()=>Bt,UnsignedIntType:()=>Rt,UnsignedShort4444Type:()=>Dt,UnsignedShort5551Type:()=>It,UnsignedShort565Type:()=>Nt,UnsignedShortType:()=>At,VSMShadowMap:()=>p,Vector2:()=>Zn,Vector3:()=>ai,Vector4:()=>ni,VectorKeyframeTrack:()=>Ph,Vertex:()=>om,VertexColors:()=>Kp,VideoTexture:()=>sc,WebGL1Renderer:()=>tl,WebGLCubeRenderTarget:()=>Is,WebGLMultisampleRenderTarget:()=>ri,WebGLRenderTarget:()=>ii,WebGLRenderTargetCube:()=>Sm,WebGLRenderer:()=>$o,WebGLUtils:()=>qo,WireframeGeometry:()=>ah,WireframeHelper:()=>bm,WrapAroundEnding:()=>We,XHRLoader:()=>wm,ZeroCurvatureEnding:()=>ke,ZeroFactor:()=>C,ZeroSlopeEnding:()=>Ve,ZeroStencilOp:()=>cn,sRGBEncoding:()=>Qe});const i="128",r={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},s={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},a=0,o=1,l=2,c=3,h=0,u=1,d=2,p=3,m=0,f=1,g=2,v=1,y=2,x=0,_=1,b=2,w=3,M=4,S=5,T=100,E=101,A=102,L=103,R=104,C=200,P=201,D=202,I=203,N=204,B=205,O=206,z=207,F=208,H=209,G=210,U=0,k=1,V=2,W=3,j=4,q=5,X=6,Y=7,Z=0,J=1,Q=2,K=0,$=1,tt=2,et=3,nt=4,it=5,rt=300,st=301,at=302,ot=303,lt=304,ct=306,ht=307,ut=1e3,dt=1001,pt=1002,mt=1003,ft=1004,gt=1004,vt=1005,yt=1005,xt=1006,_t=1007,bt=1007,wt=1008,Mt=1008,St=1009,Tt=1010,Et=1011,At=1012,Lt=1013,Rt=1014,Ct=1015,Pt=1016,Dt=1017,It=1018,Nt=1019,Bt=1020,Ot=1021,zt=1022,Ft=1023,Ht=1024,Gt=1025,Ut=Ft,kt=1026,Vt=1027,Wt=1028,jt=1029,qt=1030,Xt=1031,Yt=1032,Zt=1033,Jt=33776,Qt=33777,Kt=33778,$t=33779,te=35840,ee=35841,ne=35842,ie=35843,re=36196,se=37492,ae=37496,oe=37808,le=37809,ce=37810,he=37811,ue=37812,de=37813,pe=37814,me=37815,fe=37816,ge=37817,ve=37818,ye=37819,xe=37820,_e=37821,be=36492,we=37840,Me=37841,Se=37842,Te=37843,Ee=37844,Ae=37845,Le=37846,Re=37847,Ce=37848,Pe=37849,De=37850,Ie=37851,Ne=37852,Be=37853,Oe=2200,ze=2201,Fe=2202,He=2300,Ge=2301,Ue=2302,ke=2400,Ve=2401,We=2402,je=2500,qe=2501,Xe=0,Ye=1,Ze=2,Je=3e3,Qe=3001,Ke=3007,$e=3002,tn=3003,en=3004,nn=3005,rn=3006,sn=3200,an=3201,on=0,ln=1,cn=0,hn=7680,un=7681,dn=7682,pn=7683,mn=34055,fn=34056,gn=5386,vn=512,yn=513,xn=514,_n=515,bn=516,wn=517,Mn=518,Sn=519,Tn=35044,En=35048,An=35040,Ln=35045,Rn=35049,Cn=35041,Pn=35046,Dn=35050,In=35042,Nn="100",Bn="300 es";class On{addEventListener(t,e){void 0===this._listeners&&(this._listeners={});const n=this._listeners;void 0===n[t]&&(n[t]=[]),-1===n[t].indexOf(e)&&n[t].push(e)}hasEventListener(t,e){if(void 0===this._listeners)return!1;const n=this._listeners;return void 0!==n[t]&&-1!==n[t].indexOf(e)}removeEventListener(t,e){if(void 0===this._listeners)return;const n=this._listeners[t];if(void 0!==n){const t=n.indexOf(e);-1!==t&&n.splice(t,1)}}dispatchEvent(t){if(void 0===this._listeners)return;const e=this._listeners[t.type];if(void 0!==e){t.target=this;const n=e.slice(0);for(let e=0,i=n.length;e>8&255]+zn[t>>16&255]+zn[t>>24&255]+"-"+zn[255&e]+zn[e>>8&255]+"-"+zn[e>>16&15|64]+zn[e>>24&255]+"-"+zn[63&n|128]+zn[n>>8&255]+"-"+zn[n>>16&255]+zn[n>>24&255]+zn[255&i]+zn[i>>8&255]+zn[i>>16&255]+zn[i>>24&255]).toUpperCase()}function kn(t,e,n){return Math.max(e,Math.min(n,t))}function Vn(t,e){return(t%e+e)%e}function Wn(t,e,n){return(1-n)*t+n*e}function jn(t){return 0==(t&t-1)&&0!==t}function qn(t){return Math.pow(2,Math.ceil(Math.log(t)/Math.LN2))}function Xn(t){return Math.pow(2,Math.floor(Math.log(t)/Math.LN2))}var Yn=Object.freeze({__proto__:null,DEG2RAD:Hn,RAD2DEG:Gn,generateUUID:Un,clamp:kn,euclideanModulo:Vn,mapLinear:function(t,e,n,i,r){return i+(t-e)*(r-i)/(n-e)},inverseLerp:function(t,e,n){return t!==e?(n-t)/(e-t):0},lerp:Wn,damp:function(t,e,n,i){return Wn(t,e,1-Math.exp(-n*i))},pingpong:function(t,e=1){return e-Math.abs(Vn(t,2*e)-e)},smoothstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*(3-2*t)},smootherstep:function(t,e,n){return t<=e?0:t>=n?1:(t=(t-e)/(n-e))*t*t*(t*(6*t-15)+10)},randInt:function(t,e){return t+Math.floor(Math.random()*(e-t+1))},randFloat:function(t,e){return t+Math.random()*(e-t)},randFloatSpread:function(t){return t*(.5-Math.random())},seededRandom:function(t){return void 0!==t&&(Fn=t%2147483647),Fn=16807*Fn%2147483647,(Fn-1)/2147483646},degToRad:function(t){return t*Hn},radToDeg:function(t){return t*Gn},isPowerOfTwo:jn,ceilPowerOfTwo:qn,floorPowerOfTwo:Xn,setQuaternionFromProperEuler:function(t,e,n,i,r){const s=Math.cos,a=Math.sin,o=s(n/2),l=a(n/2),c=s((e+i)/2),h=a((e+i)/2),u=s((e-i)/2),d=a((e-i)/2),p=s((i-e)/2),m=a((i-e)/2);switch(r){case"XYX":t.set(o*h,l*u,l*d,o*c);break;case"YZY":t.set(l*d,o*h,l*u,o*c);break;case"ZXZ":t.set(l*u,l*d,o*h,o*c);break;case"XZX":t.set(o*h,l*m,l*p,o*c);break;case"YXY":t.set(l*p,o*h,l*m,o*c);break;case"ZYZ":t.set(l*m,l*p,o*h,o*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}}});class Zn{constructor(t=0,e=0){this.x=t,this.y=e}get width(){return this.x}set width(t){this.x=t}get height(){return this.y}set height(t){this.y=t}set(t,e){return this.x=t,this.y=e,this}setScalar(t){return this.x=t,this.y=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y)}copy(t){return this.x=t.x,this.y=t.y,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this)}addScalar(t){return this.x+=t,this.y+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this)}subScalar(t){return this.x-=t,this.y-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this}multiply(t){return this.x*=t.x,this.y*=t.y,this}multiplyScalar(t){return this.x*=t,this.y*=t,this}divide(t){return this.x/=t.x,this.y/=t.y,this}divideScalar(t){return this.multiplyScalar(1/t)}applyMatrix3(t){const e=this.x,n=this.y,i=t.elements;return this.x=i[0]*e+i[3]*n+i[6],this.y=i[1]*e+i[4]*n+i[7],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(t){return this.x*t.x+this.y*t.y}cross(t){return this.x*t.y-this.y*t.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y;return e*e+n*n}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this}equals(t){return t.x===this.x&&t.y===this.y}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this}rotateAround(t,e){const n=Math.cos(e),i=Math.sin(e),r=this.x-t.x,s=this.y-t.y;return this.x=r*n-s*i+t.x,this.y=r*i+s*n+t.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}}Zn.prototype.isVector2=!0;class Jn{constructor(){this.elements=[1,0,0,0,1,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l){const c=this.elements;return c[0]=t,c[1]=i,c[2]=a,c[3]=e,c[4]=r,c[5]=o,c[6]=n,c[7]=s,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],this}extractBasis(t,e,n){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(t){const e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],c=n[4],h=n[7],u=n[2],d=n[5],p=n[8],m=i[0],f=i[3],g=i[6],v=i[1],y=i[4],x=i[7],_=i[2],b=i[5],w=i[8];return r[0]=s*m+a*v+o*_,r[3]=s*f+a*y+o*b,r[6]=s*g+a*x+o*w,r[1]=l*m+c*v+h*_,r[4]=l*f+c*y+h*b,r[7]=l*g+c*x+h*w,r[2]=u*m+d*v+p*_,r[5]=u*f+d*y+p*b,r[8]=u*g+d*x+p*w,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8];return e*s*c-e*a*l-n*r*c+n*a*o+i*r*l-i*s*o}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=c*s-a*l,u=a*o-c*r,d=l*r-s*o,p=e*h+n*u+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return t[0]=h*m,t[1]=(i*l-c*n)*m,t[2]=(a*n-i*s)*m,t[3]=u*m,t[4]=(c*e-i*o)*m,t[5]=(i*r-a*e)*m,t[6]=d*m,t[7]=(n*o-l*e)*m,t[8]=(s*e-n*r)*m,this}transpose(){let t;const e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){const e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,n,i,r,s,a){const o=Math.cos(r),l=Math.sin(r);return this.set(n*o,n*l,-n*(o*s+l*a)+s+t,-i*l,i*o,-i*(-l*s+o*a)+a+e,0,0,1),this}scale(t,e){const n=this.elements;return n[0]*=t,n[3]*=t,n[6]*=t,n[1]*=e,n[4]*=e,n[7]*=e,this}rotate(t){const e=Math.cos(t),n=Math.sin(t),i=this.elements,r=i[0],s=i[3],a=i[6],o=i[1],l=i[4],c=i[7];return i[0]=e*r+n*o,i[3]=e*s+n*l,i[6]=e*a+n*c,i[1]=-n*r+e*o,i[4]=-n*s+e*l,i[7]=-n*a+e*c,this}translate(t,e){const n=this.elements;return n[0]+=t*n[2],n[3]+=t*n[5],n[6]+=t*n[8],n[1]+=e*n[2],n[4]+=e*n[5],n[7]+=e*n[8],this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<9;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<9;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t}clone(){return(new this.constructor).fromArray(this.elements)}}let Qn;Jn.prototype.isMatrix3=!0;class Kn{static getDataURL(t){if(/^data:/i.test(t.src))return t.src;if("undefined"==typeof HTMLCanvasElement)return t.src;let e;if(t instanceof HTMLCanvasElement)e=t;else{void 0===Qn&&(Qn=document.createElementNS("http://www.w3.org/1999/xhtml","canvas")),Qn.width=t.width,Qn.height=t.height;const n=Qn.getContext("2d");t instanceof ImageData?n.putImageData(t,0,0):n.drawImage(t,0,0,t.width,t.height),e=Qn}return e.width>2048||e.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",t),e.toDataURL("image/jpeg",.6)):e.toDataURL("image/png")}}let $n=0;class ti extends On{constructor(t=ti.DEFAULT_IMAGE,e=ti.DEFAULT_MAPPING,n=dt,i=dt,r=xt,s=wt,a=Ft,o=St,l=1,c=Je){super(),Object.defineProperty(this,"id",{value:$n++}),this.uuid=Un(),this.name="",this.image=t,this.mipmaps=[],this.mapping=e,this.wrapS=n,this.wrapT=i,this.magFilter=r,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new Zn(0,0),this.repeat=new Zn(1,1),this.center=new Zn(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Jn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=c,this.version=0,this.onUpdate=null}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return(new this.constructor).copy(this)}copy(t){return this.name=t.name,this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this}toJSON(t){const e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];const n={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,type:this.type,encoding:this.encoding,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};if(void 0!==this.image){const i=this.image;if(void 0===i.uuid&&(i.uuid=Un()),!e&&void 0===t.images[i.uuid]){let e;if(Array.isArray(i)){e=[];for(let t=0,n=i.length;t1)switch(this.wrapS){case ut:t.x=t.x-Math.floor(t.x);break;case dt:t.x=t.x<0?0:1;break;case pt:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case ut:t.y=t.y-Math.floor(t.y);break;case dt:t.y=t.y<0?0:1;break;case pt:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&this.version++}}function ei(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?Kn.getDataURL(t):t.data?{data:Array.prototype.slice.call(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}ti.DEFAULT_IMAGE=void 0,ti.DEFAULT_MAPPING=rt,ti.prototype.isTexture=!0;class ni{constructor(t=0,e=0,n=0,i=1){this.x=t,this.y=e,this.z=n,this.w=i}get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,n,i){return this.x=t,this.y=e,this.z=n,this.w=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=this.w,s=t.elements;return this.x=s[0]*e+s[4]*n+s[8]*i+s[12]*r,this.y=s[1]*e+s[5]*n+s[9]*i+s[13]*r,this.z=s[2]*e+s[6]*n+s[10]*i+s[14]*r,this.w=s[3]*e+s[7]*n+s[11]*i+s[15]*r,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);const e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,n,i,r;const s=.01,a=.1,o=t.elements,l=o[0],c=o[4],h=o[8],u=o[1],d=o[5],p=o[9],m=o[2],f=o[6],g=o[10];if(Math.abs(c-u)o&&t>v?tv?o=0?1:-1,i=1-e*e;if(i>Number.EPSILON){const r=Math.sqrt(i),s=Math.atan2(r,e*n);t=Math.sin(t*s)/r,a=Math.sin(a*s)/r}const r=a*n;if(o=o*t+u*r,l=l*t+d*r,c=c*t+p*r,h=h*t+m*r,t===1-a){const t=1/Math.sqrt(o*o+l*l+c*c+h*h);o*=t,l*=t,c*=t,h*=t}}t[e]=o,t[e+1]=l,t[e+2]=c,t[e+3]=h}static multiplyQuaternionsFlat(t,e,n,i,r,s){const a=n[i],o=n[i+1],l=n[i+2],c=n[i+3],h=r[s],u=r[s+1],d=r[s+2],p=r[s+3];return t[e]=a*p+c*h+o*d-l*u,t[e+1]=o*p+c*u+l*h-a*d,t[e+2]=l*p+c*d+a*u-o*h,t[e+3]=c*p-a*h-o*u-l*d,t}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(t){return this._x=t.x,this._y=t.y,this._z=t.z,this._w=t.w,this._onChangeCallback(),this}setFromEuler(t,e){if(!t||!t.isEuler)throw new Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");const n=t._x,i=t._y,r=t._z,s=t._order,a=Math.cos,o=Math.sin,l=a(n/2),c=a(i/2),h=a(r/2),u=o(n/2),d=o(i/2),p=o(r/2);switch(s){case"XYZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"YXZ":this._x=u*c*h+l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"ZXY":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h-u*d*p;break;case"ZYX":this._x=u*c*h-l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h+u*d*p;break;case"YZX":this._x=u*c*h+l*d*p,this._y=l*d*h+u*c*p,this._z=l*c*p-u*d*h,this._w=l*c*h-u*d*p;break;case"XZY":this._x=u*c*h-l*d*p,this._y=l*d*h-u*c*p,this._z=l*c*p+u*d*h,this._w=l*c*h+u*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!1!==e&&this._onChangeCallback(),this}setFromAxisAngle(t,e){const n=e/2,i=Math.sin(n);return this._x=t.x*i,this._y=t.y*i,this._z=t.z*i,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(t){const e=t.elements,n=e[0],i=e[4],r=e[8],s=e[1],a=e[5],o=e[9],l=e[2],c=e[6],h=e[10],u=n+a+h;if(u>0){const t=.5/Math.sqrt(u+1);this._w=.25/t,this._x=(c-o)*t,this._y=(r-l)*t,this._z=(s-i)*t}else if(n>a&&n>h){const t=2*Math.sqrt(1+n-a-h);this._w=(c-o)/t,this._x=.25*t,this._y=(i+s)/t,this._z=(r+l)/t}else if(a>h){const t=2*Math.sqrt(1+a-n-h);this._w=(r-l)/t,this._x=(i+s)/t,this._y=.25*t,this._z=(o+c)/t}else{const t=2*Math.sqrt(1+h-n-a);this._w=(s-i)/t,this._x=(r+l)/t,this._y=(o+c)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let n=t.dot(e)+1;return nMath.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0,this._w=n):(this._x=0,this._y=-t.z,this._z=t.y,this._w=n)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x,this._w=n),this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(kn(this.dot(t),-1,1)))}rotateTowards(t,e){const n=this.angleTo(t);if(0===n)return this;const i=Math.min(1,e/n);return this.slerp(t,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t,e){return void 0!==e?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(t,e)):this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){const n=t._x,i=t._y,r=t._z,s=t._w,a=e._x,o=e._y,l=e._z,c=e._w;return this._x=n*c+s*a+i*l-r*o,this._y=i*c+s*o+r*a-n*l,this._z=r*c+s*l+n*o-i*a,this._w=s*c-n*a-i*o-r*l,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);const n=this._x,i=this._y,r=this._z,s=this._w;let a=s*t._w+n*t._x+i*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=s,this._x=n,this._y=i,this._z=r,this;const o=1-a*a;if(o<=Number.EPSILON){const t=1-e;return this._w=t*s+e*this._w,this._x=t*n+e*this._x,this._y=t*i+e*this._y,this._z=t*r+e*this._z,this.normalize(),this._onChangeCallback(),this}const l=Math.sqrt(o),c=Math.atan2(l,a),h=Math.sin((1-e)*c)/l,u=Math.sin(e*c)/l;return this._w=s*h+this._w*u,this._x=n*h+this._x*u,this._y=i*h+this._y*u,this._z=r*h+this._z*u,this._onChangeCallback(),this}slerpQuaternions(t,e,n){this.copy(t).slerp(e,n)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t,e=0){return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}si.prototype.isQuaternion=!0;class ai{constructor(t=0,e=0,n=0){this.x=t,this.y=e,this.z=n}set(t,e,n){return void 0===n&&(n=this.z),this.x=t,this.y=e,this.z=n,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw new Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t,e){return void 0!==e?(console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(t,e)):(this.x+=t.x,this.y+=t.y,this.z+=t.z,this)}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t,e){return void 0!==e?(console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(t,e)):(this.x-=t.x,this.y-=t.y,this.z-=t.z,this)}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(t,e)):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return t&&t.isEuler||console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order."),this.applyQuaternion(li.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(li.setFromAxisAngle(t,e))}applyMatrix3(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[3]*n+r[6]*i,this.y=r[1]*e+r[4]*n+r[7]*i,this.z=r[2]*e+r[5]*n+r[8]*i,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){const e=this.x,n=this.y,i=this.z,r=t.elements,s=1/(r[3]*e+r[7]*n+r[11]*i+r[15]);return this.x=(r[0]*e+r[4]*n+r[8]*i+r[12])*s,this.y=(r[1]*e+r[5]*n+r[9]*i+r[13])*s,this.z=(r[2]*e+r[6]*n+r[10]*i+r[14])*s,this}applyQuaternion(t){const e=this.x,n=this.y,i=this.z,r=t.x,s=t.y,a=t.z,o=t.w,l=o*e+s*i-a*n,c=o*n+a*e-r*i,h=o*i+r*n-s*e,u=-r*e-s*n-a*i;return this.x=l*o+u*-r+c*-a-h*-s,this.y=c*o+u*-s+h*-r-l*-a,this.z=h*o+u*-a+l*-s-c*-r,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){const e=this.x,n=this.y,i=this.z,r=t.elements;return this.x=r[0]*e+r[4]*n+r[8]*i,this.y=r[1]*e+r[5]*n+r[9]*i,this.z=r[2]*e+r[6]*n+r[10]*i,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this}clampScalar(t,e){return this.x=Math.max(t,Math.min(e,this.x)),this.y=Math.max(t,Math.min(e,this.y)),this.z=Math.max(t,Math.min(e,this.z)),this}clampLength(t,e){const n=this.length();return this.divideScalar(n||1).multiplyScalar(Math.max(t,Math.min(e,n)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,n){return this.x=t.x+(e.x-t.x)*n,this.y=t.y+(e.y-t.y)*n,this.z=t.z+(e.z-t.z)*n,this}cross(t,e){return void 0!==e?(console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(t,e)):this.crossVectors(this,t)}crossVectors(t,e){const n=t.x,i=t.y,r=t.z,s=e.x,a=e.y,o=e.z;return this.x=i*o-r*a,this.y=r*s-n*o,this.z=n*a-i*s,this}projectOnVector(t){const e=t.lengthSq();if(0===e)return this.set(0,0,0);const n=t.dot(this)/e;return this.copy(t).multiplyScalar(n)}projectOnPlane(t){return oi.copy(this).projectOnVector(t),this.sub(oi)}reflect(t){return this.sub(oi.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){const e=Math.sqrt(this.lengthSq()*t.lengthSq());if(0===e)return Math.PI/2;const n=this.dot(t)/e;return Math.acos(kn(n,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){const e=this.x-t.x,n=this.y-t.y,i=this.z-t.z;return e*e+n*n+i*i}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,n){const i=Math.sin(e)*t;return this.x=i*Math.sin(n),this.y=Math.cos(e)*t,this.z=i*Math.cos(n),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,n){return this.x=t*Math.sin(e),this.y=n,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){const e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){const e=this.setFromMatrixColumn(t,0).length(),n=this.setFromMatrixColumn(t,1).length(),i=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=n,this.z=i,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t,e=0){return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(t=[],e=0){return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e,n){return void 0!==n&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."),this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}}ai.prototype.isVector3=!0;const oi=new ai,li=new si;class ci{constructor(t=new ai(1/0,1/0,1/0),e=new ai(-1/0,-1/0,-1/0)){this.min=t,this.max=e}set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.length;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromBufferAttribute(t){let e=1/0,n=1/0,i=1/0,r=-1/0,s=-1/0,a=-1/0;for(let o=0,l=t.count;or&&(r=l),c>s&&(s=c),h>a&&(a=h)}return this.min.set(e,n,i),this.max.set(r,s,a),this}setFromPoints(t){this.makeEmpty();for(let e=0,n=t.length;ethis.max.x||t.ythis.max.y||t.zthis.max.z)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return void 0===e&&(console.warn("THREE.Box3: .getParameter() target is now required"),e=new ai),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y||t.max.zthis.max.z)}intersectsSphere(t){return this.clampPoint(t.center,ui),ui.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,n;return t.normal.x>0?(e=t.normal.x*this.min.x,n=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,n=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,n+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,n+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,n+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,n+=t.normal.z*this.min.z),e<=-t.constant&&n>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(xi),_i.subVectors(this.max,xi),pi.subVectors(t.a,xi),mi.subVectors(t.b,xi),fi.subVectors(t.c,xi),gi.subVectors(mi,pi),vi.subVectors(fi,mi),yi.subVectors(pi,fi);let e=[0,-gi.z,gi.y,0,-vi.z,vi.y,0,-yi.z,yi.y,gi.z,0,-gi.x,vi.z,0,-vi.x,yi.z,0,-yi.x,-gi.y,gi.x,0,-vi.y,vi.x,0,-yi.y,yi.x,0];return!!Mi(e,pi,mi,fi,_i)&&(e=[1,0,0,0,1,0,0,0,1],!!Mi(e,pi,mi,fi,_i)&&(bi.crossVectors(gi,vi),e=[bi.x,bi.y,bi.z],Mi(e,pi,mi,fi,_i)))}clampPoint(t,e){return void 0===e&&(console.warn("THREE.Box3: .clampPoint() target is now required"),e=new ai),e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return ui.copy(t).clamp(this.min,this.max).sub(t).length()}getBoundingSphere(t){return void 0===t&&console.error("THREE.Box3: .getBoundingSphere() target is now required"),this.getCenter(t.center),t.radius=.5*this.getSize(ui).length(),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(hi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),hi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),hi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),hi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),hi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),hi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),hi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),hi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(hi)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}ci.prototype.isBox3=!0;const hi=[new ai,new ai,new ai,new ai,new ai,new ai,new ai,new ai],ui=new ai,di=new ci,pi=new ai,mi=new ai,fi=new ai,gi=new ai,vi=new ai,yi=new ai,xi=new ai,_i=new ai,bi=new ai,wi=new ai;function Mi(t,e,n,i,r){for(let s=0,a=t.length-3;s<=a;s+=3){wi.fromArray(t,s);const a=r.x*Math.abs(wi.x)+r.y*Math.abs(wi.y)+r.z*Math.abs(wi.z),o=e.dot(wi),l=n.dot(wi),c=i.dot(wi);if(Math.max(-Math.max(o,l,c),Math.min(o,l,c))>a)return!1}return!0}const Si=new ci,Ti=new ai,Ei=new ai,Ai=new ai;class Li{constructor(t=new ai,e=-1){this.center=t,this.radius=e}set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){const n=this.center;void 0!==e?n.copy(e):Si.setFromPoints(t).getCenter(n);let i=0;for(let e=0,r=t.length;ethis.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return void 0===t&&(console.warn("THREE.Sphere: .getBoundingBox() target is now required"),t=new ci),this.isEmpty()?(t.makeEmpty(),t):(t.set(this.center,this.center),t.expandByScalar(this.radius),t)}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){Ai.subVectors(t,this.center);const e=Ai.lengthSq();if(e>this.radius*this.radius){const t=Math.sqrt(e),n=.5*(t-this.radius);this.center.add(Ai.multiplyScalar(n/t)),this.radius+=n}return this}union(t){return Ei.subVectors(t.center,this.center).normalize().multiplyScalar(t.radius),this.expandByPoint(Ti.copy(t.center).add(Ei)),this.expandByPoint(Ti.copy(t.center).sub(Ei)),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Ri=new ai,Ci=new ai,Pi=new ai,Di=new ai,Ii=new ai,Ni=new ai,Bi=new ai;class Oi{constructor(t=new ai,e=new ai(0,0,-1)){this.origin=t,this.direction=e}set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return void 0===e&&(console.warn("THREE.Ray: .at() target is now required"),e=new ai),e.copy(this.direction).multiplyScalar(t).add(this.origin)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,Ri)),this}closestPointToPoint(t,e){void 0===e&&(console.warn("THREE.Ray: .closestPointToPoint() target is now required"),e=new ai),e.subVectors(t,this.origin);const n=e.dot(this.direction);return n<0?e.copy(this.origin):e.copy(this.direction).multiplyScalar(n).add(this.origin)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){const e=Ri.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Ri.copy(this.direction).multiplyScalar(e).add(this.origin),Ri.distanceToSquared(t))}distanceSqToSegment(t,e,n,i){Ci.copy(t).add(e).multiplyScalar(.5),Pi.copy(e).sub(t).normalize(),Di.copy(this.origin).sub(Ci);const r=.5*t.distanceTo(e),s=-this.direction.dot(Pi),a=Di.dot(this.direction),o=-Di.dot(Pi),l=Di.lengthSq(),c=Math.abs(1-s*s);let h,u,d,p;if(c>0)if(h=s*o-a,u=s*a-o,p=r*c,h>=0)if(u>=-p)if(u<=p){const t=1/c;h*=t,u*=t,d=h*(h+s*u+2*a)+u*(s*h+u+2*o)+l}else u=r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u=-r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;else u<=-p?(h=Math.max(0,-(-s*r+a)),u=h>0?-r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l):u<=p?(h=0,u=Math.min(Math.max(-r,-o),r),d=u*(u+2*o)+l):(h=Math.max(0,-(s*r+a)),u=h>0?r:Math.min(Math.max(-r,-o),r),d=-h*h+u*(u+2*o)+l);else u=s>0?-r:r,h=Math.max(0,-(s*u+a)),d=-h*h+u*(u+2*o)+l;return n&&n.copy(this.direction).multiplyScalar(h).add(this.origin),i&&i.copy(Pi).multiplyScalar(u).add(Ci),d}intersectSphere(t,e){Ri.subVectors(t.center,this.origin);const n=Ri.dot(this.direction),i=Ri.dot(Ri)-n*n,r=t.radius*t.radius;if(i>r)return null;const s=Math.sqrt(r-i),a=n-s,o=n+s;return a<0&&o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){const e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(t.normal)+t.constant)/e;return n>=0?n:null}intersectPlane(t,e){const n=this.distanceToPlane(t);return null===n?null:this.at(n,e)}intersectsPlane(t){const e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0}intersectBox(t,e){let n,i,r,s,a,o;const l=1/this.direction.x,c=1/this.direction.y,h=1/this.direction.z,u=this.origin;return l>=0?(n=(t.min.x-u.x)*l,i=(t.max.x-u.x)*l):(n=(t.max.x-u.x)*l,i=(t.min.x-u.x)*l),c>=0?(r=(t.min.y-u.y)*c,s=(t.max.y-u.y)*c):(r=(t.max.y-u.y)*c,s=(t.min.y-u.y)*c),n>s||r>i?null:((r>n||n!=n)&&(n=r),(s=0?(a=(t.min.z-u.z)*h,o=(t.max.z-u.z)*h):(a=(t.max.z-u.z)*h,o=(t.min.z-u.z)*h),n>o||a>i?null:((a>n||n!=n)&&(n=a),(o=0?n:i,e)))}intersectsBox(t){return null!==this.intersectBox(t,Ri)}intersectTriangle(t,e,n,i,r){Ii.subVectors(e,t),Ni.subVectors(n,t),Bi.crossVectors(Ii,Ni);let s,a=this.direction.dot(Bi);if(a>0){if(i)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Di.subVectors(this.origin,t);const o=s*this.direction.dot(Ni.crossVectors(Di,Ni));if(o<0)return null;const l=s*this.direction.dot(Ii.cross(Di));if(l<0)return null;if(o+l>a)return null;const c=-s*Di.dot(Bi);return c<0?null:this.at(c/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class zi{constructor(){this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],arguments.length>0&&console.error("THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.")}set(t,e,n,i,r,s,a,o,l,c,h,u,d,p,m,f){const g=this.elements;return g[0]=t,g[4]=e,g[8]=n,g[12]=i,g[1]=r,g[5]=s,g[9]=a,g[13]=o,g[2]=l,g[6]=c,g[10]=h,g[14]=u,g[3]=d,g[7]=p,g[11]=m,g[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new zi).fromArray(this.elements)}copy(t){const e=this.elements,n=t.elements;return e[0]=n[0],e[1]=n[1],e[2]=n[2],e[3]=n[3],e[4]=n[4],e[5]=n[5],e[6]=n[6],e[7]=n[7],e[8]=n[8],e[9]=n[9],e[10]=n[10],e[11]=n[11],e[12]=n[12],e[13]=n[13],e[14]=n[14],e[15]=n[15],this}copyPosition(t){const e=this.elements,n=t.elements;return e[12]=n[12],e[13]=n[13],e[14]=n[14],this}setFromMatrix3(t){const e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,n){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(t,e,n){return this.set(t.x,e.x,n.x,0,t.y,e.y,n.y,0,t.z,e.z,n.z,0,0,0,0,1),this}extractRotation(t){const e=this.elements,n=t.elements,i=1/Fi.setFromMatrixColumn(t,0).length(),r=1/Fi.setFromMatrixColumn(t,1).length(),s=1/Fi.setFromMatrixColumn(t,2).length();return e[0]=n[0]*i,e[1]=n[1]*i,e[2]=n[2]*i,e[3]=0,e[4]=n[4]*r,e[5]=n[5]*r,e[6]=n[6]*r,e[7]=0,e[8]=n[8]*s,e[9]=n[9]*s,e[10]=n[10]*s,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){t&&t.isEuler||console.error("THREE.Matrix4: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");const e=this.elements,n=t.x,i=t.y,r=t.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(i),l=Math.sin(i),c=Math.cos(r),h=Math.sin(r);if("XYZ"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=-o*h,e[8]=l,e[1]=n+i*l,e[5]=t-r*l,e[9]=-a*o,e[2]=r-t*l,e[6]=i+n*l,e[10]=s*o}else if("YXZ"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t+r*a,e[4]=i*a-n,e[8]=s*l,e[1]=s*h,e[5]=s*c,e[9]=-a,e[2]=n*a-i,e[6]=r+t*a,e[10]=s*o}else if("ZXY"===t.order){const t=o*c,n=o*h,i=l*c,r=l*h;e[0]=t-r*a,e[4]=-s*h,e[8]=i+n*a,e[1]=n+i*a,e[5]=s*c,e[9]=r-t*a,e[2]=-s*l,e[6]=a,e[10]=s*o}else if("ZYX"===t.order){const t=s*c,n=s*h,i=a*c,r=a*h;e[0]=o*c,e[4]=i*l-n,e[8]=t*l+r,e[1]=o*h,e[5]=r*l+t,e[9]=n*l-i,e[2]=-l,e[6]=a*o,e[10]=s*o}else if("YZX"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=r-t*h,e[8]=i*h+n,e[1]=h,e[5]=s*c,e[9]=-a*c,e[2]=-l*c,e[6]=n*h+i,e[10]=t-r*h}else if("XZY"===t.order){const t=s*o,n=s*l,i=a*o,r=a*l;e[0]=o*c,e[4]=-h,e[8]=l*c,e[1]=t*h+r,e[5]=s*c,e[9]=n*h-i,e[2]=i*h-n,e[6]=a*c,e[10]=r*h+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(Gi,t,Ui)}lookAt(t,e,n){const i=this.elements;return Wi.subVectors(t,e),0===Wi.lengthSq()&&(Wi.z=1),Wi.normalize(),ki.crossVectors(n,Wi),0===ki.lengthSq()&&(1===Math.abs(n.z)?Wi.x+=1e-4:Wi.z+=1e-4,Wi.normalize(),ki.crossVectors(n,Wi)),ki.normalize(),Vi.crossVectors(Wi,ki),i[0]=ki.x,i[4]=Vi.x,i[8]=Wi.x,i[1]=ki.y,i[5]=Vi.y,i[9]=Wi.y,i[2]=ki.z,i[6]=Vi.z,i[10]=Wi.z,this}multiply(t,e){return void 0!==e?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(t,e)):this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){const n=t.elements,i=e.elements,r=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],c=n[1],h=n[5],u=n[9],d=n[13],p=n[2],m=n[6],f=n[10],g=n[14],v=n[3],y=n[7],x=n[11],_=n[15],b=i[0],w=i[4],M=i[8],S=i[12],T=i[1],E=i[5],A=i[9],L=i[13],R=i[2],C=i[6],P=i[10],D=i[14],I=i[3],N=i[7],B=i[11],O=i[15];return r[0]=s*b+a*T+o*R+l*I,r[4]=s*w+a*E+o*C+l*N,r[8]=s*M+a*A+o*P+l*B,r[12]=s*S+a*L+o*D+l*O,r[1]=c*b+h*T+u*R+d*I,r[5]=c*w+h*E+u*C+d*N,r[9]=c*M+h*A+u*P+d*B,r[13]=c*S+h*L+u*D+d*O,r[2]=p*b+m*T+f*R+g*I,r[6]=p*w+m*E+f*C+g*N,r[10]=p*M+m*A+f*P+g*B,r[14]=p*S+m*L+f*D+g*O,r[3]=v*b+y*T+x*R+_*I,r[7]=v*w+y*E+x*C+_*N,r[11]=v*M+y*A+x*P+_*B,r[15]=v*S+y*L+x*D+_*O,this}multiplyScalar(t){const e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){const t=this.elements,e=t[0],n=t[4],i=t[8],r=t[12],s=t[1],a=t[5],o=t[9],l=t[13],c=t[2],h=t[6],u=t[10],d=t[14];return t[3]*(+r*o*h-i*l*h-r*a*u+n*l*u+i*a*d-n*o*d)+t[7]*(+e*o*d-e*l*u+r*s*u-i*s*d+i*l*c-r*o*c)+t[11]*(+e*l*h-e*a*d-r*s*h+n*s*d+r*a*c-n*l*c)+t[15]*(-i*a*c-e*o*h+e*a*u+i*s*h-n*s*u+n*o*c)}transpose(){const t=this.elements;let e;return e=t[1],t[1]=t[4],t[4]=e,e=t[2],t[2]=t[8],t[8]=e,e=t[6],t[6]=t[9],t[9]=e,e=t[3],t[3]=t[12],t[12]=e,e=t[7],t[7]=t[13],t[13]=e,e=t[11],t[11]=t[14],t[14]=e,this}setPosition(t,e,n){const i=this.elements;return t.isVector3?(i[12]=t.x,i[13]=t.y,i[14]=t.z):(i[12]=t,i[13]=e,i[14]=n),this}invert(){const t=this.elements,e=t[0],n=t[1],i=t[2],r=t[3],s=t[4],a=t[5],o=t[6],l=t[7],c=t[8],h=t[9],u=t[10],d=t[11],p=t[12],m=t[13],f=t[14],g=t[15],v=h*f*l-m*u*l+m*o*d-a*f*d-h*o*g+a*u*g,y=p*u*l-c*f*l-p*o*d+s*f*d+c*o*g-s*u*g,x=c*m*l-p*h*l+p*a*d-s*m*d-c*a*g+s*h*g,_=p*h*o-c*m*o-p*a*u+s*m*u+c*a*f-s*h*f,b=e*v+n*y+i*x+r*_;if(0===b)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const w=1/b;return t[0]=v*w,t[1]=(m*u*r-h*f*r-m*i*d+n*f*d+h*i*g-n*u*g)*w,t[2]=(a*f*r-m*o*r+m*i*l-n*f*l-a*i*g+n*o*g)*w,t[3]=(h*o*r-a*u*r-h*i*l+n*u*l+a*i*d-n*o*d)*w,t[4]=y*w,t[5]=(c*f*r-p*u*r+p*i*d-e*f*d-c*i*g+e*u*g)*w,t[6]=(p*o*r-s*f*r-p*i*l+e*f*l+s*i*g-e*o*g)*w,t[7]=(s*u*r-c*o*r+c*i*l-e*u*l-s*i*d+e*o*d)*w,t[8]=x*w,t[9]=(p*h*r-c*m*r-p*n*d+e*m*d+c*n*g-e*h*g)*w,t[10]=(s*m*r-p*a*r+p*n*l-e*m*l-s*n*g+e*a*g)*w,t[11]=(c*a*r-s*h*r-c*n*l+e*h*l+s*n*d-e*a*d)*w,t[12]=_*w,t[13]=(c*m*i-p*h*i+p*n*u-e*m*u-c*n*f+e*h*f)*w,t[14]=(p*a*i-s*m*i-p*n*o+e*m*o+s*n*f-e*a*f)*w,t[15]=(s*h*i-c*a*i+c*n*o-e*h*o-s*n*u+e*a*u)*w,this}scale(t){const e=this.elements,n=t.x,i=t.y,r=t.z;return e[0]*=n,e[4]*=i,e[8]*=r,e[1]*=n,e[5]*=i,e[9]*=r,e[2]*=n,e[6]*=i,e[10]*=r,e[3]*=n,e[7]*=i,e[11]*=r,this}getMaxScaleOnAxis(){const t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],n=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],i=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,n,i))}makeTranslation(t,e,n){return this.set(1,0,0,t,0,1,0,e,0,0,1,n,0,0,0,1),this}makeRotationX(t){const e=Math.cos(t),n=Math.sin(t);return this.set(1,0,0,0,0,e,-n,0,0,n,e,0,0,0,0,1),this}makeRotationY(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,0,n,0,0,1,0,0,-n,0,e,0,0,0,0,1),this}makeRotationZ(t){const e=Math.cos(t),n=Math.sin(t);return this.set(e,-n,0,0,n,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){const n=Math.cos(e),i=Math.sin(e),r=1-n,s=t.x,a=t.y,o=t.z,l=r*s,c=r*a;return this.set(l*s+n,l*a-i*o,l*o+i*a,0,l*a+i*o,c*a+n,c*o-i*s,0,l*o-i*a,c*o+i*s,r*o*o+n,0,0,0,0,1),this}makeScale(t,e,n){return this.set(t,0,0,0,0,e,0,0,0,0,n,0,0,0,0,1),this}makeShear(t,e,n){return this.set(1,e,n,0,t,1,n,0,t,e,1,0,0,0,0,1),this}compose(t,e,n){const i=this.elements,r=e._x,s=e._y,a=e._z,o=e._w,l=r+r,c=s+s,h=a+a,u=r*l,d=r*c,p=r*h,m=s*c,f=s*h,g=a*h,v=o*l,y=o*c,x=o*h,_=n.x,b=n.y,w=n.z;return i[0]=(1-(m+g))*_,i[1]=(d+x)*_,i[2]=(p-y)*_,i[3]=0,i[4]=(d-x)*b,i[5]=(1-(u+g))*b,i[6]=(f+v)*b,i[7]=0,i[8]=(p+y)*w,i[9]=(f-v)*w,i[10]=(1-(u+m))*w,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,this}decompose(t,e,n){const i=this.elements;let r=Fi.set(i[0],i[1],i[2]).length();const s=Fi.set(i[4],i[5],i[6]).length(),a=Fi.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),t.x=i[12],t.y=i[13],t.z=i[14],Hi.copy(this);const o=1/r,l=1/s,c=1/a;return Hi.elements[0]*=o,Hi.elements[1]*=o,Hi.elements[2]*=o,Hi.elements[4]*=l,Hi.elements[5]*=l,Hi.elements[6]*=l,Hi.elements[8]*=c,Hi.elements[9]*=c,Hi.elements[10]*=c,e.setFromRotationMatrix(Hi),n.x=r,n.y=s,n.z=a,this}makePerspective(t,e,n,i,r,s){void 0===s&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs.");const a=this.elements,o=2*r/(e-t),l=2*r/(n-i),c=(e+t)/(e-t),h=(n+i)/(n-i),u=-(s+r)/(s-r),d=-2*s*r/(s-r);return a[0]=o,a[4]=0,a[8]=c,a[12]=0,a[1]=0,a[5]=l,a[9]=h,a[13]=0,a[2]=0,a[6]=0,a[10]=u,a[14]=d,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(t,e,n,i,r,s){const a=this.elements,o=1/(e-t),l=1/(n-i),c=1/(s-r),h=(e+t)*o,u=(n+i)*l,d=(s+r)*c;return a[0]=2*o,a[4]=0,a[8]=0,a[12]=-h,a[1]=0,a[5]=2*l,a[9]=0,a[13]=-u,a[2]=0,a[6]=0,a[10]=-2*c,a[14]=-d,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(t){const e=this.elements,n=t.elements;for(let t=0;t<16;t++)if(e[t]!==n[t])return!1;return!0}fromArray(t,e=0){for(let n=0;n<16;n++)this.elements[n]=t[n+e];return this}toArray(t=[],e=0){const n=this.elements;return t[e]=n[0],t[e+1]=n[1],t[e+2]=n[2],t[e+3]=n[3],t[e+4]=n[4],t[e+5]=n[5],t[e+6]=n[6],t[e+7]=n[7],t[e+8]=n[8],t[e+9]=n[9],t[e+10]=n[10],t[e+11]=n[11],t[e+12]=n[12],t[e+13]=n[13],t[e+14]=n[14],t[e+15]=n[15],t}}zi.prototype.isMatrix4=!0;const Fi=new ai,Hi=new zi,Gi=new ai(0,0,0),Ui=new ai(1,1,1),ki=new ai,Vi=new ai,Wi=new ai,ji=new zi,qi=new si;class Xi{constructor(t=0,e=0,n=0,i=Xi.DefaultOrder){this._x=t,this._y=e,this._z=n,this._order=i}get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,n,i){return this._x=t,this._y=e,this._z=n,this._order=i||this._order,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t,e,n){const i=t.elements,r=i[0],s=i[4],a=i[8],o=i[1],l=i[5],c=i[9],h=i[2],u=i[6],d=i[10];switch(e=e||this._order){case"XYZ":this._y=Math.asin(kn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-s,r)):(this._x=Math.atan2(u,l),this._z=0);break;case"YXZ":this._x=Math.asin(-kn(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-h,r),this._z=0);break;case"ZXY":this._x=Math.asin(kn(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(-h,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-kn(h,-1,1)),Math.abs(h)<.9999999?(this._x=Math.atan2(u,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(kn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-h,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-kn(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(u,l),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!1!==n&&this._onChangeCallback(),this}setFromQuaternion(t,e,n){return ji.makeRotationFromQuaternion(t),this.setFromRotationMatrix(ji,e,n)}setFromVector3(t,e){return this.set(t.x,t.y,t.z,e||this._order)}reorder(t){return qi.setFromEuler(this),this.setFromQuaternion(qi,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(t=[],e=0){return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}toVector3(t){return t?t.set(this._x,this._y,this._z):new ai(this._x,this._y,this._z)}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}}Xi.prototype.isEuler=!0,Xi.DefaultOrder="XYZ",Xi.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"];class Yi{constructor(){this.mask=1}set(t){this.mask=1<1){for(let t=0;t1){for(let t=0;t0){i.children=[];for(let e=0;e0){i.animations=[];for(let e=0;e0&&(n.geometries=e),i.length>0&&(n.materials=i),r.length>0&&(n.textures=r),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c)}return n.object=i,n;function s(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}}clone(t){return(new this.constructor).copy(this,t)}copy(t,e=!0){if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e1?null:e.copy(n).multiplyScalar(r).add(t.start)}intersectsLine(t){const e=this.distanceToPoint(t.start),n=this.distanceToPoint(t.end);return e<0&&n>0||n<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return void 0===t&&(console.warn("THREE.Plane: .coplanarPoint() target is now required"),t=new ai),t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){const n=e||ur.getNormalMatrix(t),i=this.coplanarPoint(cr).applyMatrix4(t),r=this.normal.applyMatrix3(n).normalize();return this.constant=-i.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return(new this.constructor).copy(this)}}dr.prototype.isPlane=!0;const pr=new ai,mr=new ai,fr=new ai,gr=new ai,vr=new ai,yr=new ai,xr=new ai,_r=new ai,br=new ai,wr=new ai;class Mr{constructor(t=new ai,e=new ai,n=new ai){this.a=t,this.b=e,this.c=n}static getNormal(t,e,n,i){void 0===i&&(console.warn("THREE.Triangle: .getNormal() target is now required"),i=new ai),i.subVectors(n,e),pr.subVectors(t,e),i.cross(pr);const r=i.lengthSq();return r>0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(t,e,n,i,r){pr.subVectors(i,e),mr.subVectors(n,e),fr.subVectors(t,e);const s=pr.dot(pr),a=pr.dot(mr),o=pr.dot(fr),l=mr.dot(mr),c=mr.dot(fr),h=s*l-a*a;if(void 0===r&&(console.warn("THREE.Triangle: .getBarycoord() target is now required"),r=new ai),0===h)return r.set(-2,-1,-1);const u=1/h,d=(l*o-a*c)*u,p=(s*c-a*o)*u;return r.set(1-d-p,p,d)}static containsPoint(t,e,n,i){return this.getBarycoord(t,e,n,i,gr),gr.x>=0&&gr.y>=0&&gr.x+gr.y<=1}static getUV(t,e,n,i,r,s,a,o){return this.getBarycoord(t,e,n,i,gr),o.set(0,0),o.addScaledVector(r,gr.x),o.addScaledVector(s,gr.y),o.addScaledVector(a,gr.z),o}static isFrontFacing(t,e,n,i){return pr.subVectors(n,e),mr.subVectors(t,e),pr.cross(mr).dot(i)<0}set(t,e,n){return this.a.copy(t),this.b.copy(e),this.c.copy(n),this}setFromPointsAndIndices(t,e,n,i){return this.a.copy(t[e]),this.b.copy(t[n]),this.c.copy(t[i]),this}clone(){return(new this.constructor).copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return pr.subVectors(this.c,this.b),mr.subVectors(this.a,this.b),.5*pr.cross(mr).length()}getMidpoint(t){return void 0===t&&(console.warn("THREE.Triangle: .getMidpoint() target is now required"),t=new ai),t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return Mr.getNormal(this.a,this.b,this.c,t)}getPlane(t){return void 0===t&&(console.warn("THREE.Triangle: .getPlane() target is now required"),t=new dr),t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return Mr.getBarycoord(t,this.a,this.b,this.c,e)}getUV(t,e,n,i,r){return Mr.getUV(t,this.a,this.b,this.c,e,n,i,r)}containsPoint(t){return Mr.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return Mr.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){void 0===e&&(console.warn("THREE.Triangle: .closestPointToPoint() target is now required"),e=new ai);const n=this.a,i=this.b,r=this.c;let s,a;vr.subVectors(i,n),yr.subVectors(r,n),_r.subVectors(t,n);const o=vr.dot(_r),l=yr.dot(_r);if(o<=0&&l<=0)return e.copy(n);br.subVectors(t,i);const c=vr.dot(br),h=yr.dot(br);if(c>=0&&h<=c)return e.copy(i);const u=o*h-c*l;if(u<=0&&o>=0&&c<=0)return s=o/(o-c),e.copy(n).addScaledVector(vr,s);wr.subVectors(t,r);const d=vr.dot(wr),p=yr.dot(wr);if(p>=0&&d<=p)return e.copy(r);const m=d*l-o*p;if(m<=0&&l>=0&&p<=0)return a=l/(l-p),e.copy(n).addScaledVector(yr,a);const f=c*p-d*h;if(f<=0&&h-c>=0&&d-p>=0)return xr.subVectors(r,i),a=(h-c)/(h-c+(d-p)),e.copy(i).addScaledVector(xr,a);const g=1/(f+m+u);return s=m*g,a=u*g,e.copy(n).addScaledVector(vr,s).addScaledVector(yr,a)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}}let Sr=0;function Tr(){Object.defineProperty(this,"id",{value:Sr++}),this.uuid=Un(),this.name="",this.type="Material",this.fog=!0,this.blending=_,this.side=m,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.blendSrc=N,this.blendDst=B,this.blendEquation=T,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=W,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Sn,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=hn,this.stencilZFail=hn,this.stencilZPass=hn,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaTest=0,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0}Tr.prototype=Object.assign(Object.create(On.prototype),{constructor:Tr,isMaterial:!0,onBuild:function(){},onBeforeCompile:function(){},customProgramCacheKey:function(){return this.onBeforeCompile.toString()},setValues:function(t){if(void 0!==t)for(const e in t){const n=t[e];if(void 0===n){console.warn("THREE.Material: '"+e+"' parameter is undefined.");continue}if("shading"===e){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=n===v;continue}const i=this[e];void 0!==i?i&&i.isColor?i.set(n):i&&i.isVector3&&n&&n.isVector3?i.copy(n):this[e]=n:console.warn("THREE."+this.type+": '"+e+"' is not a property of this material.")}},toJSON:function(t){const e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});const n={metadata:{version:4.5,type:"Material",generator:"Material.toJSON"}};function i(t){const e=[];for(const n in t){const i=t[n];delete i.metadata,e.push(i)}return e}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),this.sheen&&this.sheen.isColor&&(n.sheen=this.sheen.getHex()),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(t).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(t).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(t).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(t).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(t).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==_&&(n.blending=this.blending),this.side!==m&&(n.side=this.side),this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=this.transparent),n.depthFunc=this.depthFunc,n.depthTest=this.depthTest,n.depthWrite=this.depthWrite,n.colorWrite=this.colorWrite,n.stencilWrite=this.stencilWrite,n.stencilWriteMask=this.stencilWriteMask,n.stencilFunc=this.stencilFunc,n.stencilRef=this.stencilRef,n.stencilFuncMask=this.stencilFuncMask,n.stencilFail=this.stencilFail,n.stencilZFail=this.stencilZFail,n.stencilZPass=this.stencilZPass,this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaToCoverage&&(n.alphaToCoverage=this.alphaToCoverage),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(n.wireframe=this.wireframe),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.morphTargets&&(n.morphTargets=!0),!0===this.morphNormals&&(n.morphNormals=!0),!0===this.skinning&&(n.skinning=!0),!0===this.flatShading&&(n.flatShading=this.flatShading),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),"{}"!==JSON.stringify(this.userData)&&(n.userData=this.userData),e){const e=i(t.textures),r=i(t.images);e.length>0&&(n.textures=e),r.length>0&&(n.images=r)}return n},clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.name=t.name,this.fog=t.fog,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;const e=t.clippingPlanes;let n=null;if(null!==e){const t=e.length;n=new Array(t);for(let i=0;i!==t;++i)n[i]=e[i].clone()}return this.clippingPlanes=n,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this},dispose:function(){this.dispatchEvent({type:"dispose"})}}),Object.defineProperty(Tr.prototype,"needsUpdate",{set:function(t){!0===t&&this.version++}});const Er={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},Ar={h:0,s:0,l:0},Lr={h:0,s:0,l:0};function Rr(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+6*(e-t)*n:n<.5?e:n<2/3?t+6*(e-t)*(2/3-n):t}function Cr(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function Pr(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class Dr{constructor(t,e,n){return void 0===e&&void 0===n?this.set(t):this.setRGB(t,e,n)}set(t){return t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,this}setRGB(t,e,n){return this.r=t,this.g=e,this.b=n,this}setHSL(t,e,n){if(t=Vn(t,1),e=kn(e,0,1),n=kn(n,0,1),0===e)this.r=this.g=this.b=n;else{const i=n<=.5?n*(1+e):n+e-n*e,r=2*n-i;this.r=Rr(r,i,t+1/3),this.g=Rr(r,i,t),this.b=Rr(r,i,t-1/3)}return this}setStyle(t){function e(e){void 0!==e&&parseFloat(e)<1&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}let n;if(n=/^((?:rgb|hsl)a?)\(([^\)]*)\)/.exec(t)){let t;const i=n[1],r=n[2];switch(i){case"rgb":case"rgba":if(t=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(255,parseInt(t[1],10))/255,this.g=Math.min(255,parseInt(t[2],10))/255,this.b=Math.min(255,parseInt(t[3],10))/255,e(t[4]),this;if(t=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r))return this.r=Math.min(100,parseInt(t[1],10))/100,this.g=Math.min(100,parseInt(t[2],10))/100,this.b=Math.min(100,parseInt(t[3],10))/100,e(t[4]),this;break;case"hsl":case"hsla":if(t=/^\s*(\d*\.?\d+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(r)){const n=parseFloat(t[1])/360,i=parseInt(t[2],10)/100,r=parseInt(t[3],10)/100;return e(t[4]),this.setHSL(n,i,r)}}}else if(n=/^\#([A-Fa-f\d]+)$/.exec(t)){const t=n[1],e=t.length;if(3===e)return this.r=parseInt(t.charAt(0)+t.charAt(0),16)/255,this.g=parseInt(t.charAt(1)+t.charAt(1),16)/255,this.b=parseInt(t.charAt(2)+t.charAt(2),16)/255,this;if(6===e)return this.r=parseInt(t.charAt(0)+t.charAt(1),16)/255,this.g=parseInt(t.charAt(2)+t.charAt(3),16)/255,this.b=parseInt(t.charAt(4)+t.charAt(5),16)/255,this}return t&&t.length>0?this.setColorName(t):this}setColorName(t){const e=Er[t.toLowerCase()];return void 0!==e?this.setHex(e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copyGammaToLinear(t,e=2){return this.r=Math.pow(t.r,e),this.g=Math.pow(t.g,e),this.b=Math.pow(t.b,e),this}copyLinearToGamma(t,e=2){const n=e>0?1/e:1;return this.r=Math.pow(t.r,n),this.g=Math.pow(t.g,n),this.b=Math.pow(t.b,n),this}convertGammaToLinear(t){return this.copyGammaToLinear(this,t),this}convertLinearToGamma(t){return this.copyLinearToGamma(this,t),this}copySRGBToLinear(t){return this.r=Cr(t.r),this.g=Cr(t.g),this.b=Cr(t.b),this}copyLinearToSRGB(t){return this.r=Pr(t.r),this.g=Pr(t.g),this.b=Pr(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){return 255*this.r<<16^255*this.g<<8^255*this.b<<0}getHexString(){return("000000"+this.getHex().toString(16)).slice(-6)}getHSL(t){void 0===t&&(console.warn("THREE.Color: .getHSL() target is now required"),t={h:0,s:0,l:0});const e=this.r,n=this.g,i=this.b,r=Math.max(e,n,i),s=Math.min(e,n,i);let a,o;const l=(s+r)/2;if(s===r)a=0,o=0;else{const t=r-s;switch(o=l<=.5?t/(r+s):t/(2-r-s),r){case e:a=(n-i)/t+(ne&&(e=t[n]);return e}const Yr={Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array};function Zr(t,e){return new Yr[t](e)}let Jr=0;const Qr=new zi,Kr=new lr,$r=new ai,ts=new ci,es=new ci,ns=new ai;class is extends On{constructor(){super(),Object.defineProperty(this,"id",{value:Jr++}),this.uuid=Un(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(Xr(t)>65535?Vr:Ur)(t,1):this.index=t,this}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e,n=0){this.groups.push({start:t,count:e,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){const e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const e=(new Jn).getNormalMatrix(t);n.applyNormalMatrix(e),n.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(t),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}rotateX(t){return Qr.makeRotationX(t),this.applyMatrix4(Qr),this}rotateY(t){return Qr.makeRotationY(t),this.applyMatrix4(Qr),this}rotateZ(t){return Qr.makeRotationZ(t),this.applyMatrix4(Qr),this}translate(t,e,n){return Qr.makeTranslation(t,e,n),this.applyMatrix4(Qr),this}scale(t,e,n){return Qr.makeScale(t,e,n),this.applyMatrix4(Qr),this}lookAt(t){return Kr.lookAt(t),Kr.updateMatrix(),this.applyMatrix4(Kr.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter($r).negate(),this.translate($r.x,$r.y,$r.z),this}setFromPoints(t){const e=[];for(let n=0,i=t.length;n0&&(t.userData=this.userData),void 0!==this.parameters){const e=this.parameters;for(const n in e)void 0!==e[n]&&(t[n]=e[n]);return t}t.data={attributes:{}};const e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});const n=this.attributes;for(const e in n){const i=n[e];t.data.attributes[e]=i.toJSON(t.data)}const i={};let r=!1;for(const e in this.morphAttributes){const n=this.morphAttributes[e],s=[];for(let e=0,i=n.length;e0&&(i[e]=s,r=!0)}r&&(t.data.morphAttributes=i,t.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(t.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(t.data.boundingSphere={center:a.center.toArray(),radius:a.radius}),t}clone(){return(new is).copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const e={};this.name=t.name;const n=t.index;null!==n&&this.setIndex(n.clone(e));const i=t.attributes;for(const t in i){const n=i[t];this.setAttribute(t,n.clone(e))}const r=t.morphAttributes;for(const t in r){const n=[],i=r[t];for(let t=0,r=i.length;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Mesh.updateMorphTargets() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}}raycast(t,e){const n=this.geometry,i=this.material,r=this.matrixWorld;if(void 0===i)return;if(null===n.boundingSphere&&n.computeBoundingSphere(),as.copy(n.boundingSphere),as.applyMatrix4(r),!1===t.ray.intersectsSphere(as))return;if(rs.copy(r).invert(),ss.copy(t.ray).applyMatrix4(rs),null!==n.boundingBox&&!1===ss.intersectsBox(n.boundingBox))return;let s;if(n.isBufferGeometry){const r=n.index,a=n.attributes.position,o=n.morphAttributes.position,l=n.morphTargetsRelative,c=n.attributes.uv,h=n.attributes.uv2,u=n.groups,d=n.drawRange;if(null!==r)if(Array.isArray(i))for(let n=0,p=u.length;nn.far?null:{distance:c,point:_s.clone(),object:t}}(t,e,n,i,os,ls,cs,xs);if(p){o&&(gs.fromBufferAttribute(o,c),vs.fromBufferAttribute(o,h),ys.fromBufferAttribute(o,u),p.uv=Mr.getUV(xs,os,ls,cs,gs,vs,ys,new Zn)),l&&(gs.fromBufferAttribute(l,c),vs.fromBufferAttribute(l,h),ys.fromBufferAttribute(l,u),p.uv2=Mr.getUV(xs,os,ls,cs,gs,vs,ys,new Zn));const t={a:c,b:h,c:u,normal:new ai,materialIndex:0};Mr.getNormal(os,ls,cs,t.normal),p.face=t}return p}bs.prototype.isMesh=!0;class Ms extends is{constructor(t=1,e=1,n=1,i=1,r=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:n,widthSegments:i,heightSegments:r,depthSegments:s};const a=this;i=Math.floor(i),r=Math.floor(r),s=Math.floor(s);const o=[],l=[],c=[],h=[];let u=0,d=0;function p(t,e,n,i,r,s,p,m,f,g,v){const y=s/f,x=p/g,_=s/2,b=p/2,w=m/2,M=f+1,S=g+1;let T=0,E=0;const A=new ai;for(let s=0;s0?1:-1,c.push(A.x,A.y,A.z),h.push(o/f),h.push(1-s/g),T+=1}}for(let t=0;t0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader;const n={};for(const t in this.extensions)!0===this.extensions[t]&&(n[t]=!0);return Object.keys(n).length>0&&(e.extensions=n),e}}As.prototype.isShaderMaterial=!0;class Ls extends lr{constructor(){super(),this.type="Camera",this.matrixWorldInverse=new zi,this.projectionMatrix=new zi,this.projectionMatrixInverse=new zi}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this}getWorldDirection(t){void 0===t&&(console.warn("THREE.Camera: .getWorldDirection() target is now required"),t=new ai),this.updateWorldMatrix(!0,!1);const e=this.matrixWorld.elements;return t.set(-e[8],-e[9],-e[10]).normalize()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}Ls.prototype.isCamera=!0;class Rs extends Ls{constructor(t=50,e=1,n=.1,i=2e3){super(),this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=n,this.far=i,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){const e=.5*this.getFilmHeight()/t;this.fov=2*Gn*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){const t=Math.tan(.5*Hn*this.fov);return.5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*Gn*Math.atan(Math.tan(.5*Hn*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}setViewOffset(t,e,n,i,r,s){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=n,this.view.offsetY=i,this.view.width=r,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const t=this.near;let e=t*Math.tan(.5*Hn*this.fov)/this.zoom,n=2*e,i=this.aspect*n,r=-.5*i;const s=this.view;if(null!==this.view&&this.view.enabled){const t=s.fullWidth,a=s.fullHeight;r+=s.offsetX*i/t,e-=s.offsetY*n/a,i*=s.width/t,n*=s.height/a}const a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,e,e-n,t,this.far),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){const e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}}Rs.prototype.isPerspectiveCamera=!0;const Cs=90;class Ps extends lr{constructor(t,e,n){if(super(),this.type="CubeCamera",!0!==n.isWebGLCubeRenderTarget)return void console.error("THREE.CubeCamera: The constructor now expects an instance of WebGLCubeRenderTarget as third parameter.");this.renderTarget=n;const i=new Rs(Cs,1,t,e);i.layers=this.layers,i.up.set(0,-1,0),i.lookAt(new ai(1,0,0)),this.add(i);const r=new Rs(Cs,1,t,e);r.layers=this.layers,r.up.set(0,-1,0),r.lookAt(new ai(-1,0,0)),this.add(r);const s=new Rs(Cs,1,t,e);s.layers=this.layers,s.up.set(0,0,1),s.lookAt(new ai(0,1,0)),this.add(s);const a=new Rs(Cs,1,t,e);a.layers=this.layers,a.up.set(0,0,-1),a.lookAt(new ai(0,-1,0)),this.add(a);const o=new Rs(Cs,1,t,e);o.layers=this.layers,o.up.set(0,-1,0),o.lookAt(new ai(0,0,1)),this.add(o);const l=new Rs(Cs,1,t,e);l.layers=this.layers,l.up.set(0,-1,0),l.lookAt(new ai(0,0,-1)),this.add(l)}update(t,e){null===this.parent&&this.updateMatrixWorld();const n=this.renderTarget,[i,r,s,a,o,l]=this.children,c=t.xr.enabled,h=t.getRenderTarget();t.xr.enabled=!1;const u=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,t.setRenderTarget(n,0),t.render(e,i),t.setRenderTarget(n,1),t.render(e,r),t.setRenderTarget(n,2),t.render(e,s),t.setRenderTarget(n,3),t.render(e,a),t.setRenderTarget(n,4),t.render(e,o),n.texture.generateMipmaps=u,t.setRenderTarget(n,5),t.render(e,l),t.setRenderTarget(h),t.xr.enabled=c}}class Ds extends ti{constructor(t,e,n,i,r,s,a,o,l,c){super(t=void 0!==t?t:[],e=void 0!==e?e:st,n,i,r,s,a=void 0!==a?a:zt,o,l,c),this._needsFlipEnvMap=!0,this.flipY=!1}get images(){return this.image}set images(t){this.image=t}}Ds.prototype.isCubeTexture=!0;class Is extends ii{constructor(t,e,n){Number.isInteger(e)&&(console.warn("THREE.WebGLCubeRenderTarget: constructor signature is now WebGLCubeRenderTarget( size, options )"),e=n),super(t,t,e),e=e||{},this.texture=new Ds(void 0,e.mapping,e.wrapS,e.wrapT,e.magFilter,e.minFilter,e.format,e.type,e.anisotropy,e.encoding),this.texture.generateMipmaps=void 0!==e.generateMipmaps&&e.generateMipmaps,this.texture.minFilter=void 0!==e.minFilter?e.minFilter:xt,this.texture._needsFlipEnvMap=!1}fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.format=Ft,this.texture.encoding=e.encoding,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;const n={tEquirect:{value:null}},i="\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include \n\t\t\t\t\t#include \n\n\t\t\t\t}\n\t\t\t",r="\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include \n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t",s=new Ms(5,5,5),a=new As({name:"CubemapFromEquirect",uniforms:Ss(n),vertexShader:i,fragmentShader:r,side:f,blending:x});a.uniforms.tEquirect.value=e;const o=new bs(s,a),l=e.minFilter;return e.minFilter===wt&&(e.minFilter=xt),new Ps(1,10,this).update(t,o),e.minFilter=l,o.geometry.dispose(),o.material.dispose(),this}clear(t,e,n,i){const r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,n,i);t.setRenderTarget(r)}}Is.prototype.isWebGLCubeRenderTarget=!0;class Ns extends ti{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={data:t||null,width:e||1,height:n||1},this.magFilter=void 0!==l?l:mt,this.minFilter=void 0!==c?c:mt,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.needsUpdate=!0}}Ns.prototype.isDataTexture=!0;const Bs=new Li,Os=new ai;class zs{constructor(t=new dr,e=new dr,n=new dr,i=new dr,r=new dr,s=new dr){this.planes=[t,e,n,i,r,s]}set(t,e,n,i,r,s){const a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(n),a[3].copy(i),a[4].copy(r),a[5].copy(s),this}copy(t){const e=this.planes;for(let n=0;n<6;n++)e[n].copy(t.planes[n]);return this}setFromProjectionMatrix(t){const e=this.planes,n=t.elements,i=n[0],r=n[1],s=n[2],a=n[3],o=n[4],l=n[5],c=n[6],h=n[7],u=n[8],d=n[9],p=n[10],m=n[11],f=n[12],g=n[13],v=n[14],y=n[15];return e[0].setComponents(a-i,h-o,m-u,y-f).normalize(),e[1].setComponents(a+i,h+o,m+u,y+f).normalize(),e[2].setComponents(a+r,h+l,m+d,y+g).normalize(),e[3].setComponents(a-r,h-l,m-d,y-g).normalize(),e[4].setComponents(a-s,h-c,m-p,y-v).normalize(),e[5].setComponents(a+s,h+c,m+p,y+v).normalize(),this}intersectsObject(t){const e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Bs.copy(e.boundingSphere).applyMatrix4(t.matrixWorld),this.intersectsSphere(Bs)}intersectsSprite(t){return Bs.center.set(0,0,0),Bs.radius=.7071067811865476,Bs.applyMatrix4(t.matrixWorld),this.intersectsSphere(Bs)}intersectsSphere(t){const e=this.planes,n=t.center,i=-t.radius;for(let t=0;t<6;t++)if(e[t].distanceToPoint(n)0?t.max.x:t.min.x,Os.y=i.normal.y>0?t.max.y:t.min.y,Os.z=i.normal.z>0?t.max.z:t.min.z,i.distanceToPoint(Os)<0)return!1}return!0}containsPoint(t){const e=this.planes;for(let n=0;n<6;n++)if(e[n].distanceToPoint(t)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function Fs(){let t=null,e=!1,n=null,i=null;function r(e,s){n(e,s),i=t.requestAnimationFrame(r)}return{start:function(){!0!==e&&null!==n&&(i=t.requestAnimationFrame(r),e=!0)},stop:function(){t.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(t){n=t},setContext:function(e){t=e}}}function Hs(t,e){const n=e.isWebGL2,i=new WeakMap;return{get:function(t){return t.isInterleavedBufferAttribute&&(t=t.data),i.get(t)},remove:function(e){e.isInterleavedBufferAttribute&&(e=e.data);const n=i.get(e);n&&(t.deleteBuffer(n.buffer),i.delete(e))},update:function(e,r){if(e.isGLBufferAttribute){const t=i.get(e);return void((!t||t.version 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n#else\n\tif( cutoffDistance > 0.0 && decayExponent > 0.0 ) {\n\t\treturn pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\t}\n\treturn 1.0;\n#endif\n}\nvec3 BRDF_Diffuse_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 specularColor, const in float dotLH ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotLH - 6.98316 ) * dotLH );\n\treturn ( 1.0 - specularColor ) * fresnel + specularColor;\n}\nvec3 F_Schlick_RoughnessDependent( const in vec3 F0, const in float dotNV, const in float roughness ) {\n\tfloat fresnel = exp2( ( -5.55473 * dotNV - 6.98316 ) * dotNV );\n\tvec3 Fr = max( vec3( 1.0 - roughness ), F0 ) - F0;\n\treturn Fr * fresnel + F0;\n}\nfloat G_GGX_Smith( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gl = dotNL + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\tfloat gv = dotNV + sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\treturn 1.0 / ( gl * gv );\n}\nfloat G_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\nvec3 BRDF_Specular_GGX( const in IncidentLight incidentLight, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( incidentLight.direction + viewDir );\n\tfloat dotNL = saturate( dot( normal, incidentLight.direction ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\tfloat D = D_GGX( alpha, dotNH );\n\treturn F * ( G * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\nvec3 BRDF_Specular_GGX_Environment( const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\treturn specularColor * brdf.x + brdf.y;\n}\nvoid BRDF_Specular_Multiscattering_Environment( const in GeometricContext geometry, const in vec3 specularColor, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\tvec3 F = F_Schlick_RoughnessDependent( specularColor, dotNV, roughness );\n\tvec2 brdf = integrateSpecularBRDF( dotNV, roughness );\n\tvec3 FssEss = F * brdf.x + brdf.y;\n\tfloat Ess = brdf.x + brdf.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = specularColor + ( 1.0 - specularColor ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nfloat G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_Specular_BlinnPhong( const in IncidentLight incidentLight, const in GeometricContext geometry, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( incidentLight.direction + geometry.viewDir );\n\tfloat dotNH = saturate( dot( geometry.normal, halfDir ) );\n\tfloat dotLH = saturate( dot( incidentLight.direction, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, dotLH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n}\nfloat GGXRoughnessToBlinnExponent( const in float ggxRoughness ) {\n\treturn ( 2.0 / pow2( ggxRoughness + 0.0001 ) - 2.0 );\n}\nfloat BlinnExponentToGGXRoughness( const in float blinnExponent ) {\n\treturn sqrt( 2.0 / ( blinnExponent + 2.0 ) );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie(float roughness, float NoH) {\n\tfloat invAlpha = 1.0 / roughness;\n\tfloat cos2h = NoH * NoH;\n\tfloat sin2h = max(1.0 - cos2h, 0.0078125);\treturn (2.0 + invAlpha) * pow(sin2h, invAlpha * 0.5) / (2.0 * PI);\n}\nfloat V_Neubelt(float NoV, float NoL) {\n\treturn saturate(1.0 / (4.0 * (NoL + NoV - NoL * NoV)));\n}\nvec3 BRDF_Specular_Sheen( const in float roughness, const in vec3 L, const in GeometricContext geometry, vec3 specularColor ) {\n\tvec3 N = geometry.normal;\n\tvec3 V = geometry.viewDir;\n\tvec3 H = normalize( V + L );\n\tfloat dotNH = saturate( dot( N, H ) );\n\treturn specularColor * D_Charlie( roughness, dotNH ) * V_Neubelt( dot(N, V), dot(N, L) );\n}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vUv );\n\t\tvec2 dSTdy = dFdy( vUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) );\n\t\tvec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\tplane = clippingPlanes[ i ];\n\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t}\n\t#pragma unroll_loop_end\n\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\tbool clipped = true;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\tif ( clipped ) discard;\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement(a) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract(sin(sn) * c);\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat max3( vec3 v ) { return max( max( v.x, v.y ), v.z ); }\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n#ifdef CLEARCOAT\n\tvec3 clearcoatNormal;\n#endif\n};\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\treturn - distance * planeNormal + point;\n}\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n}\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nfloat linearToRelativeLuminance( const in vec3 color ) {\n\tvec3 weights = vec3( 0.2126, 0.7152, 0.0722 );\n\treturn dot( weights, color.rgb );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_maxMipLevel 8.0\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_maxTileSize 256.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\tfloat texelSize = 1.0 / ( 3.0 * cubeUV_maxTileSize );\n\t\tvec2 uv = getUV( direction, face ) * ( faceSize - 1.0 );\n\t\tvec2 f = fract( uv );\n\t\tuv += 0.5 - f;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tif ( mipInt < cubeUV_maxMipLevel ) {\n\t\t\tuv.y += 2.0 * cubeUV_maxTileSize;\n\t\t}\n\t\tuv.y += filterInt * 2.0 * cubeUV_minTileSize;\n\t\tuv.x += 3.0 * max( 0.0, cubeUV_maxTileSize - 2.0 * faceSize );\n\t\tuv *= texelSize;\n\t\tvec3 tl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x += texelSize;\n\t\tvec3 tr = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.y += texelSize;\n\t\tvec3 br = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tuv.x -= texelSize;\n\t\tvec3 bl = envMapTexelToLinear( texture2D( envMap, uv ) ).rgb;\n\t\tvec3 tm = mix( tl, tr, f.x );\n\t\tvec3 bm = mix( bl, br, f.x );\n\t\treturn mix( tm, bm, f.y );\n\t}\n\t#define r0 1.0\n\t#define v0 0.339\n\t#define m0 - 2.0\n\t#define r1 0.8\n\t#define v1 0.276\n\t#define m1 - 1.0\n\t#define r4 0.4\n\t#define v4 0.046\n\t#define m4 2.0\n\t#define r5 0.305\n\t#define v5 0.016\n\t#define m5 3.0\n\t#define r6 0.21\n\t#define v6 0.0038\n\t#define m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= r1 ) {\n\t\t\tmip = ( r0 - roughness ) * ( m1 - m0 ) / ( r0 - r1 ) + m0;\n\t\t} else if ( roughness >= r4 ) {\n\t\t\tmip = ( r1 - roughness ) * ( m4 - m1 ) / ( r1 - r4 ) + m1;\n\t\t} else if ( roughness >= r5 ) {\n\t\t\tmip = ( r4 - roughness ) * ( m5 - m4 ) / ( r4 - r5 ) + m4;\n\t\t} else if ( roughness >= r6 ) {\n\t\t\tmip = ( r5 - roughness ) * ( m6 - m5 ) / ( r5 - r6 ) + m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), m0, cubeUV_maxMipLevel );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_INSTANCING\n\tmat3 m = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( m[ 0 ], m[ 0 ] ), dot( m[ 1 ], m[ 1 ] ), dot( m[ 2 ], m[ 2 ] ) );\n\ttransformedNormal = m * transformedNormal;\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = ( modelViewMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vUv );\n\temissiveColor.rgb = emissiveMapTexelToLinear( emissiveColor ).rgb;\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",encodings_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",encodings_pars_fragment:"\nvec4 LinearToLinear( in vec4 value ) {\n\treturn value;\n}\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( gammaFactor ) ), value.a );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n\treturn vec4( pow( value.rgb, vec3( 1.0 / gammaFactor ) ), value.a );\n}\nvec4 sRGBToLinear( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}\nvec4 RGBEToLinear( in vec4 value ) {\n\treturn vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n\tfloat maxComponent = max( max( value.r, value.g ), value.b );\n\tfloat fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n\treturn vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n}\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * value.a * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat M = clamp( maxRGB / maxRange, 0.0, 1.0 );\n\tM = ceil( M * 255.0 ) / 255.0;\n\treturn vec4( value.rgb / ( M * maxRange ), M );\n}\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n\treturn vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n\tfloat maxRGB = max( value.r, max( value.g, value.b ) );\n\tfloat D = max( maxRange / maxRGB, 1.0 );\n\tD = clamp( floor( D ) / 255.0, 0.0, 1.0 );\n\treturn vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value ) {\n\tvec3 Xp_Y_XYZp = cLogLuvM * value.rgb;\n\tXp_Y_XYZp = max( Xp_Y_XYZp, vec3( 1e-6, 1e-6, 1e-6 ) );\n\tvec4 vResult;\n\tvResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n\tfloat Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n\tvResult.w = fract( Le );\n\tvResult.z = ( Le - ( floor( vResult.w * 255.0 ) ) / 255.0 ) / 255.0;\n\treturn vResult;\n}\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n\tfloat Le = value.z * 255.0 + value.w;\n\tvec3 Xp_Y_XYZp;\n\tXp_Y_XYZp.y = exp2( ( Le - 127.0 ) / 2.0 );\n\tXp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n\tXp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n\tvec3 vRGB = cLogLuvInverseM * Xp_Y_XYZp.rgb;\n\treturn vec4( max( vRGB, 0.0 ), 1.0 );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 envColor = textureCubeUV( envMap, reflectVec, 0.0 );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifndef ENVMAP_TYPE_CUBE_UV\n\t\tenvColor = envMapTexelToLinear( envColor );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform int maxMipLevel;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) ||defined( PHONG )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#if defined( USE_ENVMAP )\n\t#ifdef ENVMAP_MODE_REFRACTION\n\t\tuniform float refractionRatio;\n\t#endif\n\tvec3 getLightProbeIndirectIrradiance( const in GeometricContext geometry, const in int maxMIPLevel ) {\n\t\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryVec = vec3( flipEnvMap * worldNormal.x, worldNormal.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryVec, float( maxMIPLevel ) );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, worldNormal, 1.0 );\n\t\t#else\n\t\t\tvec4 envMapColor = vec4( 0.0 );\n\t\t#endif\n\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t}\n\tfloat getSpecularMIPLevel( const in float roughness, const in int maxMIPLevel ) {\n\t\tfloat maxMIPLevelScalar = float( maxMIPLevel );\n\t\tfloat sigma = PI * roughness * roughness / ( 1.0 + roughness );\n\t\tfloat desiredMIPLevel = maxMIPLevelScalar + log2( sigma );\n\t\treturn clamp( desiredMIPLevel, 0.0, maxMIPLevelScalar );\n\t}\n\tvec3 getLightProbeIndirectRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in int maxMIPLevel ) {\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( -viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( -viewDir, normal, refractionRatio );\n\t\t#endif\n\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\tfloat specularMIPLevel = getSpecularMIPLevel( roughness, maxMIPLevel );\n\t\t#ifdef ENVMAP_TYPE_CUBE\n\t\t\tvec3 queryReflectVec = vec3( flipEnvMap * reflectVec.x, reflectVec.yz );\n\t\t\t#ifdef TEXTURE_LOD_EXT\n\t\t\t\tvec4 envMapColor = textureCubeLodEXT( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#else\n\t\t\t\tvec4 envMapColor = textureCube( envMap, queryReflectVec, specularMIPLevel );\n\t\t\t#endif\n\t\t\tenvMapColor.rgb = envMapTexelToLinear( envMapColor ).rgb;\n\t\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, reflectVec, roughness );\n\t\t#endif\n\t\treturn envMapColor.rgb * envMapIntensity;\n\t}\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tfogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float fogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, fogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float fogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn texture2D( gradientMap, coord ).rgb;\n\t#else\n\t\treturn ( coord.x < 0.7 ) ? vec3( 0.7 ) : vec3( 1.0 );\n\t#endif\n}",lightmap_fragment:"#ifdef USE_LIGHTMAP\n\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\treflectedLight.indirectDiffuse += PI * lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n#endif",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_vertex:"vec3 diffuse = vec3( 1.0 );\nGeometricContext geometry;\ngeometry.position = mvPosition.xyz;\ngeometry.normal = normalize( transformedNormal );\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( -mvPosition.xyz );\nGeometricContext backGeometry;\nbackGeometry.position = geometry.position;\nbackGeometry.normal = -geometry.normal;\nbackGeometry.viewDir = geometry.viewDir;\nvLightFront = vec3( 0.0 );\nvIndirectFront = vec3( 0.0 );\n#ifdef DOUBLE_SIDED\n\tvLightBack = vec3( 0.0 );\n\tvIndirectBack = vec3( 0.0 );\n#endif\nIncidentLight directLight;\nfloat dotNL;\nvec3 directLightColor_Diffuse;\nvIndirectFront += getAmbientLightIrradiance( ambientLightColor );\nvIndirectFront += getLightProbeIrradiance( lightProbe, geometry );\n#ifdef DOUBLE_SIDED\n\tvIndirectBack += getAmbientLightIrradiance( ambientLightColor );\n\tvIndirectBack += getLightProbeIrradiance( lightProbe, backGeometry );\n#endif\n#if NUM_POINT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tgetPointDirectLightIrradiance( pointLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tgetSpotDirectLightIrradiance( spotLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_DIR_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tgetDirectionalDirectLightIrradiance( directionalLights[ i ], geometry, directLight );\n\t\tdotNL = dot( geometry.normal, directLight.direction );\n\t\tdirectLightColor_Diffuse = PI * directLight.color;\n\t\tvLightFront += saturate( dotNL ) * directLightColor_Diffuse;\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvLightBack += saturate( -dotNL ) * directLightColor_Diffuse;\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\tvIndirectFront += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\tvIndirectBack += getHemisphereLightIrradiance( hemisphereLights[ i ], backGeometry );\n\t\t#endif\n\t}\n\t#pragma unroll_loop_end\n#endif",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\nuniform vec3 lightProbe[ 9 ];\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in GeometricContext geometry ) {\n\tvec3 worldNormal = inverseTransformDirection( geometry.normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treturn irradiance;\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalDirectLightIrradiance( const in DirectionalLight directionalLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tdirectLight.color = directionalLight.color;\n\t\tdirectLight.direction = directionalLight.direction;\n\t\tdirectLight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointDirectLightIrradiance( const in PointLight pointLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = pointLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tdirectLight.color = pointLight.color;\n\t\tdirectLight.color *= punctualLightIntensityToIrradianceFactor( lightDistance, pointLight.distance, pointLight.decay );\n\t\tdirectLight.visible = ( directLight.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotDirectLightIrradiance( const in SpotLight spotLight, const in GeometricContext geometry, out IncidentLight directLight ) {\n\t\tvec3 lVector = spotLight.position - geometry.position;\n\t\tdirectLight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tfloat angleCos = dot( directLight.direction, spotLight.direction );\n\t\tif ( angleCos > spotLight.coneCos ) {\n\t\t\tfloat spotEffect = smoothstep( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\t\tdirectLight.color = spotLight.color;\n\t\t\tdirectLight.color *= spotEffect * punctualLightIntensityToIrradianceFactor( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tdirectLight.visible = true;\n\t\t} else {\n\t\t\tdirectLight.color = vec3( 0.0 );\n\t\t\tdirectLight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in GeometricContext geometry ) {\n\t\tfloat dotNL = dot( geometry.normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tirradiance *= PI;\n\t\t#endif\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometry.normal, directLight.direction ) * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in GeometricContext geometry, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon\n#define Material_LightProbeLOD( material )\t(0)",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\treflectedLight.directDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_Specular_BlinnPhong( directLight, geometry, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in GeometricContext geometry, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong\n#define Material_LightProbeLOD( material )\t(0)",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.specularRoughness = max( roughnessFactor, 0.0525 );material.specularRoughness += geometryRoughness;\nmaterial.specularRoughness = min( material.specularRoughness, 1.0 );\n#ifdef REFLECTIVITY\n\tmaterial.specularColor = mix( vec3( MAXIMUM_SPECULAR_COEFFICIENT * pow2( reflectivity ) ), diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( DEFAULT_SPECULAR_COEFFICIENT ), diffuseColor.rgb, metalnessFactor );\n#endif\n#ifdef CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheen;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat specularRoughness;\n\tvec3 specularColor;\n#ifdef CLEARCOAT\n\tfloat clearcoat;\n\tfloat clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tvec3 sheenColor;\n#endif\n};\n#define MAXIMUM_SPECULAR_COEFFICIENT 0.16\n#define DEFAULT_SPECULAR_COEFFICIENT 0.04\nfloat clearcoatDHRApprox( const in float roughness, const in float dotNL ) {\n\treturn DEFAULT_SPECULAR_COEFFICIENT + ( 1.0 - DEFAULT_SPECULAR_COEFFICIENT ) * ( pow( 1.0 - dotNL, 5.0 ) * pow( 1.0 - roughness, 2.0 ) );\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometry.normal;\n\t\tvec3 viewDir = geometry.viewDir;\n\t\tvec3 position = geometry.position;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.specularRoughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3( 0, 1, 0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometry.normal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\tirradiance *= PI;\n\t#endif\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNL = saturate( dot( geometry.clearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = ccDotNL * directLight.color;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tccIrradiance *= PI;\n\t\t#endif\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t\treflectedLight.directSpecular += ccIrradiance * material.clearcoat * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_Sheen(\n\t\t\tmaterial.specularRoughness,\n\t\t\tdirectLight.direction,\n\t\t\tgeometry,\n\t\t\tmaterial.sheenColor\n\t\t);\n\t#else\n\t\treflectedLight.directSpecular += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Specular_GGX( directLight, geometry.viewDir, geometry.normal, material.specularColor, material.specularRoughness);\n\t#endif\n\treflectedLight.directDiffuse += ( 1.0 - clearcoatDHR ) * irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Diffuse_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in GeometricContext geometry, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef CLEARCOAT\n\t\tfloat ccDotNV = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) );\n\t\treflectedLight.indirectSpecular += clearcoatRadiance * material.clearcoat * BRDF_Specular_GGX_Environment( geometry.viewDir, geometry.clearcoatNormal, vec3( DEFAULT_SPECULAR_COEFFICIENT ), material.clearcoatRoughness );\n\t\tfloat ccDotNL = ccDotNV;\n\t\tfloat clearcoatDHR = material.clearcoat * clearcoatDHRApprox( material.clearcoatRoughness, ccDotNL );\n\t#else\n\t\tfloat clearcoatDHR = 0.0;\n\t#endif\n\tfloat clearcoatInv = 1.0 - clearcoatDHR;\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tBRDF_Specular_Multiscattering_Environment( geometry, material.specularColor, material.specularRoughness, singleScattering, multiScattering );\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - ( singleScattering + multiScattering ) );\n\treflectedLight.indirectSpecular += clearcoatInv * radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nGeometricContext geometry;\ngeometry.position = - vViewPosition;\ngeometry.normal = normal;\ngeometry.viewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\n#ifdef CLEARCOAT\n\tgeometry.clearcoatNormal = clearcoatNormal;\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointDirectLightIrradiance( pointLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotDirectLightIrradiance( spotLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalDirectLightIrradiance( directionalLight, geometry, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= all( bvec2( directLight.visible, receiveShadow ) ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometry, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\tirradiance += getLightProbeIrradiance( lightProbe, geometry );\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometry );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\tvec3 lightMapIrradiance = lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t\t#ifndef PHYSICALLY_CORRECT_LIGHTS\n\t\t\tlightMapIrradiance *= PI;\n\t\t#endif\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getLightProbeIndirectIrradiance( geometry, maxMipLevel );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\tradiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.normal, material.specularRoughness, maxMipLevel );\n\t#ifdef CLEARCOAT\n\t\tclearcoatRadiance += getLightProbeIndirectRadiance( geometry.viewDir, geometry.clearcoatNormal, material.clearcoatRoughness, maxMipLevel );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometry, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometry, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tgl_FragDepthEXT = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF ) && defined( USE_LOGDEPTHBUF_EXT )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvarying float vFragDepth;\n\t\tvarying float vIsPerspective;\n\t#else\n\t\tuniform float logDepthBufFC;\n\t#endif\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\t\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n\t#else\n\t\tif ( isPerspectiveMatrix( projectionMatrix ) ) {\n\t\t\tgl_Position.z = log2( max( EPSILON, gl_Position.w + 1.0 ) ) * logDepthBufFC - 1.0;\n\t\t\tgl_Position.z *= gl_Position.w;\n\t\t}\n\t#endif\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 texelColor = texture2D( map, vUv );\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n#endif\n#ifdef USE_MAP\n\tvec4 mapTexel = texture2D( map, uv );\n\tdiffuseColor *= mapTexelToLinear( mapTexel );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\tuniform mat3 uvTransform;\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tobjectNormal += morphNormal0 * morphTargetInfluences[ 0 ];\n\tobjectNormal += morphNormal1 * morphTargetInfluences[ 1 ];\n\tobjectNormal += morphNormal2 * morphTargetInfluences[ 2 ];\n\tobjectNormal += morphNormal3 * morphTargetInfluences[ 3 ];\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\tuniform float morphTargetBaseInfluence;\n\t#ifndef USE_MORPHNORMALS\n\t\tuniform float morphTargetInfluences[ 8 ];\n\t#else\n\t\tuniform float morphTargetInfluences[ 4 ];\n\t#endif\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\ttransformed += morphTarget0 * morphTargetInfluences[ 0 ];\n\ttransformed += morphTarget1 * morphTargetInfluences[ 1 ];\n\ttransformed += morphTarget2 * morphTargetInfluences[ 2 ];\n\ttransformed += morphTarget3 * morphTargetInfluences[ 3 ];\n\t#ifndef USE_MORPHNORMALS\n\t\ttransformed += morphTarget4 * morphTargetInfluences[ 4 ];\n\t\ttransformed += morphTarget5 * morphTargetInfluences[ 5 ];\n\t\ttransformed += morphTarget6 * morphTargetInfluences[ 6 ];\n\t\ttransformed += morphTarget7 * morphTargetInfluences[ 7 ];\n\t#endif\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );\n\tvec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\t#ifdef USE_TANGENT\n\t\tvec3 tangent = normalize( vTangent );\n\t\tvec3 bitangent = normalize( vBitangent );\n\t\t#ifdef DOUBLE_SIDED\n\t\t\ttangent = tangent * faceDirection;\n\t\t\tbitangent = bitangent * faceDirection;\n\t\t#endif\n\t\t#if defined( TANGENTSPACE_NORMALMAP ) || defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tmat3 vTBN = mat3( tangent, bitangent, normal );\n\t\t#endif\n\t#endif\n#endif\nvec3 geometryNormal = normal;",normal_fragment_maps:"#ifdef OBJECTSPACE_NORMALMAP\n\tnormal = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( TANGENTSPACE_NORMALMAP )\n\tvec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\t#ifdef USE_TANGENT\n\t\tnormal = normalize( vTBN * mapN );\n\t#else\n\t\tnormal = perturbNormal2Arb( -vViewPosition, normal, mapN, faceDirection );\n\t#endif\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef OBJECTSPACE_NORMALMAP\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( TANGENTSPACE_NORMALMAP ) || defined ( USE_CLEARCOAT_NORMALMAP ) )\n\tvec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm, vec3 mapN, float faceDirection ) {\n\t\tvec3 q0 = vec3( dFdx( eye_pos.x ), dFdx( eye_pos.y ), dFdx( eye_pos.z ) );\n\t\tvec3 q1 = vec3( dFdy( eye_pos.x ), dFdy( eye_pos.y ), dFdy( eye_pos.z ) );\n\t\tvec2 st0 = dFdx( vUv.st );\n\t\tvec2 st1 = dFdy( vUv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : faceDirection * inversesqrt( det );\n\t\treturn normalize( T * ( mapN.x * scale ) + B * ( mapN.y * scale ) + N * mapN.z );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef CLEARCOAT\n\tvec3 clearcoatNormal = geometryNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\t#ifdef USE_TANGENT\n\t\tclearcoatNormal = normalize( vTBN * clearcoatMapN );\n\t#else\n\t\tclearcoatNormal = perturbNormal2Arb( - vViewPosition, clearcoatNormal, clearcoatMapN, faceDirection );\n\t#endif\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;\nconst vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );\nconst vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );\nconst float ShiftRight8 = 1. / 256.;\nvec4 packDepthToRGBA( const in float v ) {\n\tvec4 r = vec4( fract( v * PackFactors ), v );\n\tr.yzw -= r.xyz * ShiftRight8;\treturn r * PackUpscale;\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors );\n}\nvec4 pack2HalfToRGBA( vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ));\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w);\n}\nvec2 unpackRGBATo2Half( vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float linearClipZ, const in float near, const in float far ) {\n\treturn linearClipZ * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn (( near + viewZ ) * far ) / (( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float invClipZ, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * invClipZ - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n\t\tbool inFrustum = all( inFrustumVec );\n\t\tbvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\t\tbool frustumTest = all( frustumTestVec );\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ), \n\t\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn shadow;\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tfloat dp = ( length( lightToPosition ) - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\tdp += shadowBias;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\treturn (\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#else\n\t\t\treturn texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t#endif\n\t}\n#endif",shadowmap_pars_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 spotShadowMatrix[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vSpotShadowCoord[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0 || NUM_SPOT_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0\n\t\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\tvec4 shadowWorldPosition;\n\t#endif\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvSpotShadowCoord[ i ] = spotShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\t#ifdef BONE_TEXTURE\n\t\tuniform highp sampler2D boneTexture;\n\t\tuniform int boneTextureSize;\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureSize ) );\n\t\t\tfloat y = floor( j / float( boneTextureSize ) );\n\t\t\tfloat dx = 1.0 / float( boneTextureSize );\n\t\t\tfloat dy = 1.0 / float( boneTextureSize );\n\t\t\ty = dy * ( y + 0.5 );\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\t\t\treturn bone;\n\t\t}\n\t#else\n\t\tuniform mat4 boneMatrices[ MAX_BONES ];\n\t\tmat4 getBoneMatrix( const in float i ) {\n\t\t\tmat4 bone = boneMatrices[ int(i) ];\n\t\t\treturn bone;\n\t\t}\n\t#endif\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn toneMappingExposure * color;\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3( 1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108, 1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605, 1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmissionmap_fragment:"#ifdef USE_TRANSMISSIONMAP\n\ttotalTransmission *= texture2D( transmissionMap, vUv ).r;\n#endif",transmissionmap_pars_fragment:"#ifdef USE_TRANSMISSIONMAP\n\tuniform sampler2D transmissionMap;\n#endif",uv_pars_fragment:"#if ( defined( USE_UV ) && ! defined( UVS_VERTEX_ONLY ) )\n\tvarying vec2 vUv;\n#endif",uv_pars_vertex:"#ifdef USE_UV\n\t#ifdef UVS_VERTEX_ONLY\n\t\tvec2 vUv;\n\t#else\n\t\tvarying vec2 vUv;\n\t#endif\n\tuniform mat3 uvTransform;\n#endif",uv_vertex:"#ifdef USE_UV\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n#endif",uv2_pars_fragment:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvarying vec2 vUv2;\n#endif",uv2_pars_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\tuniform mat3 uv2Transform;\n#endif",uv2_vertex:"#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\tvUv2 = ( uv2Transform * vec3( uv2, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP )\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_frag:"uniform sampler2D t2D;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",cube_frag:"#include \nuniform float opacity;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 vReflect = vWorldDirection;\n\t#include \n\tgl_FragColor = envColor;\n\tgl_FragColor.a *= opacity;\n\t#include \n\t#include \n}",cube_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n\tgl_Position.z = gl_Position.w;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#endif\n}",depth_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvHighPrecisionZW = gl_Position.zw;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main () {\n\t#include \n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include \n\t#include \n\t#include \n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include \n\t\t#include \n\t\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvWorldPosition = worldPosition.xyz;\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tvec4 texColor = texture2D( tEquirect, sampleUV );\n\tgl_FragColor = mapTexelToLinear( texColor );\n\t#include \n\t#include \n}",equirect_vert:"varying vec3 vWorldDirection;\n#include \nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include \n\t#include \n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\n\t\tvec4 lightMapTexel= texture2D( lightMap, vUv2 );\n\t\treflectedLight.indirectDiffuse += lightMapTexelToLinear( lightMapTexel ).rgb * lightMapIntensity;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshbasic_vert:"#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef USE_ENVMAP\n\t#include \n\t#include \n\t#include \n\t#include \n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_frag:"uniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.indirectDiffuse += ( gl_FrontFacing ) ? vIndirectFront : vIndirectBack;\n\t#else\n\t\treflectedLight.indirectDiffuse += vIndirectFront;\n\t#endif\n\t#include \n\treflectedLight.indirectDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb );\n\t#ifdef DOUBLE_SIDED\n\t\treflectedLight.directDiffuse = ( gl_FrontFacing ) ? vLightFront : vLightBack;\n\t#else\n\t\treflectedLight.directDiffuse = vLightFront;\n\t#endif\n\treflectedLight.directDiffuse *= BRDF_Diffuse_Lambert( diffuseColor.rgb ) * getShadowMask();\n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vLightFront;\nvarying vec3 vIndirectFront;\n#ifdef DOUBLE_SIDED\n\tvarying vec3 vLightBack;\n\tvarying vec3 vIndirectBack;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t\tmatcapColor = matcapTexelToLinear( matcapColor );\n\t#else\n\t\tvec4 matcapColor = vec4( 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#ifndef FLAT_SHADED\n\t\tvNormal = normalize( transformedNormal );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include \n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define REFLECTIVITY\n\t#define CLEARCOAT\n\t#define TRANSMISSION\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef TRANSMISSION\n\tuniform float transmission;\n#endif\n#ifdef REFLECTIVITY\n\tuniform float reflectivity;\n#endif\n#ifdef CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheen;\n#endif\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#ifdef TRANSMISSION\n\t\tfloat totalTransmission = transmission;\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#ifdef TRANSMISSION\n\t\tdiffuseColor.a *= mix( saturate( 1. - totalTransmission + linearToRelativeLuminance( reflectedLight.directSpecular + reflectedLight.indirectSpecular ) ), 1.0, metalness );\n\t#endif\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\tvViewPosition = - mvPosition.xyz;\n\t#include \n\t#include \n\t#include \n}",normal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_FragColor = vec4( packNormalToRGB( normal ), opacity );\n}",normal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvarying vec3 vViewPosition;\n#endif\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( TANGENTSPACE_NORMALMAP )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n\t#include \n}",points_vert:"uniform float size;\nuniform float scale;\n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include \n\t#include \n\t#include \n\t#include \n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include \n\t#include \n\t#include \n}",shadow_vert:"#include \n#include \n#include \nvoid main() {\n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n\t#include \n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include \n#include \n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec3 outgoingLight = vec3( 0.0 );\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include \n\t#include \n\t#include \n\t#include \n\toutgoingLight = diffuseColor.rgb;\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\t#include \n\t#include \n\t#include \n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include \n#include \n#include \n#include \n#include \nvoid main() {\n\t#include \n\tvec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );\n\tvec2 scale;\n\tscale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );\n\tscale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include \n\t#include \n\t#include \n}"},ks={common:{diffuse:{value:new Dr(15658734)},opacity:{value:1},map:{value:null},uvTransform:{value:new Jn},uv2Transform:{value:new Jn},alphaMap:{value:null}},specularmap:{specularMap:{value:null}},envmap:{envMap:{value:null},flipEnvMap:{value:-1},reflectivity:{value:1},refractionRatio:{value:.98},maxMipLevel:{value:0}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1}},emissivemap:{emissiveMap:{value:null}},bumpmap:{bumpMap:{value:null},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalScale:{value:new Zn(1,1)}},displacementmap:{displacementMap:{value:null},displacementScale:{value:1},displacementBias:{value:0}},roughnessmap:{roughnessMap:{value:null}},metalnessmap:{metalnessMap:{value:null}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Dr(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotShadowMap:{value:[]},spotShadowMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new Dr(15658734)},opacity:{value:1},size:{value:1},scale:{value:1},map:{value:null},alphaMap:{value:null},uvTransform:{value:new Jn}},sprite:{diffuse:{value:new Dr(15658734)},opacity:{value:1},center:{value:new Zn(.5,.5)},rotation:{value:0},map:{value:null},alphaMap:{value:null},uvTransform:{value:new Jn}}},Vs={basic:{uniforms:Ts([ks.common,ks.specularmap,ks.envmap,ks.aomap,ks.lightmap,ks.fog]),vertexShader:Us.meshbasic_vert,fragmentShader:Us.meshbasic_frag},lambert:{uniforms:Ts([ks.common,ks.specularmap,ks.envmap,ks.aomap,ks.lightmap,ks.emissivemap,ks.fog,ks.lights,{emissive:{value:new Dr(0)}}]),vertexShader:Us.meshlambert_vert,fragmentShader:Us.meshlambert_frag},phong:{uniforms:Ts([ks.common,ks.specularmap,ks.envmap,ks.aomap,ks.lightmap,ks.emissivemap,ks.bumpmap,ks.normalmap,ks.displacementmap,ks.fog,ks.lights,{emissive:{value:new Dr(0)},specular:{value:new Dr(1118481)},shininess:{value:30}}]),vertexShader:Us.meshphong_vert,fragmentShader:Us.meshphong_frag},standard:{uniforms:Ts([ks.common,ks.envmap,ks.aomap,ks.lightmap,ks.emissivemap,ks.bumpmap,ks.normalmap,ks.displacementmap,ks.roughnessmap,ks.metalnessmap,ks.fog,ks.lights,{emissive:{value:new Dr(0)},roughness:{value:1},metalness:{value:0},envMapIntensity:{value:1}}]),vertexShader:Us.meshphysical_vert,fragmentShader:Us.meshphysical_frag},toon:{uniforms:Ts([ks.common,ks.aomap,ks.lightmap,ks.emissivemap,ks.bumpmap,ks.normalmap,ks.displacementmap,ks.gradientmap,ks.fog,ks.lights,{emissive:{value:new Dr(0)}}]),vertexShader:Us.meshtoon_vert,fragmentShader:Us.meshtoon_frag},matcap:{uniforms:Ts([ks.common,ks.bumpmap,ks.normalmap,ks.displacementmap,ks.fog,{matcap:{value:null}}]),vertexShader:Us.meshmatcap_vert,fragmentShader:Us.meshmatcap_frag},points:{uniforms:Ts([ks.points,ks.fog]),vertexShader:Us.points_vert,fragmentShader:Us.points_frag},dashed:{uniforms:Ts([ks.common,ks.fog,{scale:{value:1},dashSize:{value:1},totalSize:{value:2}}]),vertexShader:Us.linedashed_vert,fragmentShader:Us.linedashed_frag},depth:{uniforms:Ts([ks.common,ks.displacementmap]),vertexShader:Us.depth_vert,fragmentShader:Us.depth_frag},normal:{uniforms:Ts([ks.common,ks.bumpmap,ks.normalmap,ks.displacementmap,{opacity:{value:1}}]),vertexShader:Us.normal_vert,fragmentShader:Us.normal_frag},sprite:{uniforms:Ts([ks.sprite,ks.fog]),vertexShader:Us.sprite_vert,fragmentShader:Us.sprite_frag},background:{uniforms:{uvTransform:{value:new Jn},t2D:{value:null}},vertexShader:Us.background_vert,fragmentShader:Us.background_frag},cube:{uniforms:Ts([ks.envmap,{opacity:{value:1}}]),vertexShader:Us.cube_vert,fragmentShader:Us.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:Us.equirect_vert,fragmentShader:Us.equirect_frag},distanceRGBA:{uniforms:Ts([ks.common,ks.displacementmap,{referencePosition:{value:new ai},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:Us.distanceRGBA_vert,fragmentShader:Us.distanceRGBA_frag},shadow:{uniforms:Ts([ks.lights,ks.fog,{color:{value:new Dr(0)},opacity:{value:1}}]),vertexShader:Us.shadow_vert,fragmentShader:Us.shadow_frag}};function Ws(t,e,n,i,r){const s=new Dr(0);let a,o,l=0,c=null,h=0,u=null;function d(t,e){n.buffers.color.setClear(t.r,t.g,t.b,e,r)}return{getClearColor:function(){return s},setClearColor:function(t,e=1){s.set(t),l=e,d(s,l)},getClearAlpha:function(){return l},setClearAlpha:function(t){l=t,d(s,l)},render:function(n,r,p,g){let v=!0===r.isScene?r.background:null;v&&v.isTexture&&(v=e.get(v));const y=t.xr,x=y.getSession&&y.getSession();x&&"additive"===x.environmentBlendMode&&(v=null),null===v?d(s,l):v&&v.isColor&&(d(v,1),g=!0),(t.autoClear||g)&&t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil),v&&(v.isCubeTexture||v.mapping===ct)?(void 0===o&&(o=new bs(new Ms(1,1,1),new As({name:"BackgroundCubeMaterial",uniforms:Ss(Vs.cube.uniforms),vertexShader:Vs.cube.vertexShader,fragmentShader:Vs.cube.fragmentShader,side:f,depthTest:!1,depthWrite:!1,fog:!1})),o.geometry.deleteAttribute("normal"),o.geometry.deleteAttribute("uv"),o.onBeforeRender=function(t,e,n){this.matrixWorld.copyPosition(n.matrixWorld)},Object.defineProperty(o.material,"envMap",{get:function(){return this.uniforms.envMap.value}}),i.update(o)),o.material.uniforms.envMap.value=v,o.material.uniforms.flipEnvMap.value=v.isCubeTexture&&v._needsFlipEnvMap?-1:1,c===v&&h===v.version&&u===t.toneMapping||(o.material.needsUpdate=!0,c=v,h=v.version,u=t.toneMapping),n.unshift(o,o.geometry,o.material,0,0,null)):v&&v.isTexture&&(void 0===a&&(a=new bs(new Gs(2,2),new As({name:"BackgroundMaterial",uniforms:Ss(Vs.background.uniforms),vertexShader:Vs.background.vertexShader,fragmentShader:Vs.background.fragmentShader,side:m,depthTest:!1,depthWrite:!1,fog:!1})),a.geometry.deleteAttribute("normal"),Object.defineProperty(a.material,"map",{get:function(){return this.uniforms.t2D.value}}),i.update(a)),a.material.uniforms.t2D.value=v,!0===v.matrixAutoUpdate&&v.updateMatrix(),a.material.uniforms.uvTransform.value.copy(v.matrix),c===v&&h===v.version&&u===t.toneMapping||(a.material.needsUpdate=!0,c=v,h=v.version,u=t.toneMapping),n.unshift(a,a.geometry,a.material,0,0,null))}}}function js(t,e,n,i){const r=t.getParameter(34921),s=i.isWebGL2?null:e.get("OES_vertex_array_object"),a=i.isWebGL2||null!==s,o={},l=d(null);let c=l;function h(e){return i.isWebGL2?t.bindVertexArray(e):s.bindVertexArrayOES(e)}function u(e){return i.isWebGL2?t.deleteVertexArray(e):s.deleteVertexArrayOES(e)}function d(t){const e=[],n=[],i=[];for(let t=0;t=0){const s=l[e];if(void 0!==s){const e=s.normalized,r=s.itemSize,a=n.get(s);if(void 0===a)continue;const l=a.buffer,c=a.type,h=a.bytesPerElement;if(s.isInterleavedBufferAttribute){const n=s.data,a=n.stride,u=s.offset;n&&n.isInstancedInterleavedBuffer?(f(i,n.meshPerAttribute),void 0===o._maxInstanceCount&&(o._maxInstanceCount=n.meshPerAttribute*n.count)):m(i),t.bindBuffer(34962,l),v(i,r,c,e,a*h,u*h)}else s.isInstancedBufferAttribute?(f(i,s.meshPerAttribute),void 0===o._maxInstanceCount&&(o._maxInstanceCount=s.meshPerAttribute*s.count)):m(i),t.bindBuffer(34962,l),v(i,r,c,e,0,0)}else if("instanceMatrix"===e){const e=n.get(r.instanceMatrix);if(void 0===e)continue;const s=e.buffer,a=e.type;f(i+0,1),f(i+1,1),f(i+2,1),f(i+3,1),t.bindBuffer(34962,s),t.vertexAttribPointer(i+0,4,a,!1,64,0),t.vertexAttribPointer(i+1,4,a,!1,64,16),t.vertexAttribPointer(i+2,4,a,!1,64,32),t.vertexAttribPointer(i+3,4,a,!1,64,48)}else if("instanceColor"===e){const e=n.get(r.instanceColor);if(void 0===e)continue;const s=e.buffer,a=e.type;f(i,1),t.bindBuffer(34962,s),t.vertexAttribPointer(i,3,a,!1,12,0)}else if(void 0!==h){const n=h[e];if(void 0!==n)switch(n.length){case 2:t.vertexAttrib2fv(i,n);break;case 3:t.vertexAttrib3fv(i,n);break;case 4:t.vertexAttrib4fv(i,n);break;default:t.vertexAttrib1fv(i,n)}}}}g()}(r,l,u,y),null!==x&&t.bindBuffer(34963,n.get(x).buffer))},reset:y,resetDefaultState:x,dispose:function(){y();for(const t in o){const e=o[t];for(const t in e){const n=e[t];for(const t in n)u(n[t].object),delete n[t];delete e[t]}delete o[t]}},releaseStatesOfGeometry:function(t){if(void 0===o[t.id])return;const e=o[t.id];for(const t in e){const n=e[t];for(const t in n)u(n[t].object),delete n[t];delete e[t]}delete o[t.id]},releaseStatesOfProgram:function(t){for(const e in o){const n=o[e];if(void 0===n[t.id])continue;const i=n[t.id];for(const t in i)u(i[t].object),delete i[t];delete n[t.id]}},initAttributes:p,enableAttribute:m,disableUnusedAttributes:g}}function qs(t,e,n,i){const r=i.isWebGL2;let s;this.setMode=function(t){s=t},this.render=function(e,i){t.drawArrays(s,e,i),n.update(i,s,1)},this.renderInstances=function(i,a,o){if(0===o)return;let l,c;if(r)l=t,c="drawArraysInstanced";else if(l=e.get("ANGLE_instanced_arrays"),c="drawArraysInstancedANGLE",null===l)return void console.error("THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.");l[c](s,i,a,o),n.update(a,s,o)}}function Xs(t,e,n){let i;function r(e){if("highp"===e){if(t.getShaderPrecisionFormat(35633,36338).precision>0&&t.getShaderPrecisionFormat(35632,36338).precision>0)return"highp";e="mediump"}return"mediump"===e&&t.getShaderPrecisionFormat(35633,36337).precision>0&&t.getShaderPrecisionFormat(35632,36337).precision>0?"mediump":"lowp"}const s="undefined"!=typeof WebGL2RenderingContext&&t instanceof WebGL2RenderingContext||"undefined"!=typeof WebGL2ComputeRenderingContext&&t instanceof WebGL2ComputeRenderingContext;let a=void 0!==n.precision?n.precision:"highp";const o=r(a);o!==a&&(console.warn("THREE.WebGLRenderer:",a,"not supported, using",o,"instead."),a=o);const l=!0===n.logarithmicDepthBuffer,c=t.getParameter(34930),h=t.getParameter(35660),u=t.getParameter(3379),d=t.getParameter(34076),p=t.getParameter(34921),m=t.getParameter(36347),f=t.getParameter(36348),g=t.getParameter(36349),v=h>0,y=s||e.has("OES_texture_float");return{isWebGL2:s,getMaxAnisotropy:function(){if(void 0!==i)return i;if(!0===e.has("EXT_texture_filter_anisotropic")){const n=e.get("EXT_texture_filter_anisotropic");i=t.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else i=0;return i},getMaxPrecision:r,precision:a,logarithmicDepthBuffer:l,maxTextures:c,maxVertexTextures:h,maxTextureSize:u,maxCubemapSize:d,maxAttributes:p,maxVertexUniforms:m,maxVaryings:f,maxFragmentUniforms:g,vertexTextures:v,floatFragmentTextures:y,floatVertexTextures:v&&y,maxSamples:s?t.getParameter(36183):0}}function Ys(t){const e=this;let n=null,i=0,r=!1,s=!1;const a=new dr,o=new Jn,l={value:null,needsUpdate:!1};function c(){l.value!==n&&(l.value=n,l.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function h(t,n,i,r){const s=null!==t?t.length:0;let c=null;if(0!==s){if(c=l.value,!0!==r||null===c){const e=i+4*s,r=n.matrixWorldInverse;o.getNormalMatrix(r),(null===c||c.length0){const a=t.getRenderTarget(),o=new Is(s.height/2);return o.fromEquirectangularTexture(t,r),e.set(r,o),t.setRenderTarget(a),r.addEventListener("dispose",i),n(o.texture,r.mapping)}return null}}}return r},dispose:function(){e=new WeakMap}}}function Js(t){const e={};function n(n){if(void 0!==e[n])return e[n];let i;switch(n){case"WEBGL_depth_texture":i=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=t.getExtension(n)}return e[n]=i,i}return{has:function(t){return null!==n(t)},init:function(t){t.isWebGL2?n("EXT_color_buffer_float"):(n("WEBGL_depth_texture"),n("OES_texture_float"),n("OES_texture_half_float"),n("OES_texture_half_float_linear"),n("OES_standard_derivatives"),n("OES_element_index_uint"),n("OES_vertex_array_object"),n("ANGLE_instanced_arrays")),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float")},get:function(t){const e=n(t);return null===e&&console.warn("THREE.WebGLRenderer: "+t+" extension not supported."),e}}}function Qs(t,e,n,i){const r={},s=new WeakMap;function a(t){const o=t.target;null!==o.index&&e.remove(o.index);for(const t in o.attributes)e.remove(o.attributes[t]);o.removeEventListener("dispose",a),delete r[o.id];const l=s.get(o);l&&(e.remove(l),s.delete(o)),i.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,n.memory.geometries--}function o(t){const n=[],i=t.index,r=t.attributes.position;let a=0;if(null!==i){const t=i.array;a=i.version;for(let e=0,i=t.length;e65535?Vr:Ur)(n,1);o.version=a;const l=s.get(t);l&&e.remove(l),s.set(t,o)}return{get:function(t,e){return!0===r[e.id]||(e.addEventListener("dispose",a),r[e.id]=!0,n.memory.geometries++),e},update:function(t){const n=t.attributes;for(const t in n)e.update(n[t],34962);const i=t.morphAttributes;for(const t in i){const n=i[t];for(let t=0,i=n.length;t0)return t;const r=e*n;let s=ha[r];if(void 0===s&&(s=new Float32Array(r),ha[r]=s),0!==e){i.toArray(s,0);for(let i=1,r=0;i!==e;++i)r+=n,t[i].toArray(s,r)}return s}function ga(t,e){if(t.length!==e.length)return!1;for(let n=0,i=t.length;n/gm;function _o(t){return t.replace(xo,bo)}function bo(t,e){const n=Us[e];if(void 0===n)throw new Error("Can not resolve #include <"+e+">");return _o(n)}const wo=/#pragma unroll_loop[\s]+?for \( int i \= (\d+)\; i < (\d+)\; i \+\+ \) \{([\s\S]+?)(?=\})\}/g,Mo=/#pragma unroll_loop_start\s+for\s*\(\s*int\s+i\s*=\s*(\d+)\s*;\s*i\s*<\s*(\d+)\s*;\s*i\s*\+\+\s*\)\s*{([\s\S]+?)}\s+#pragma unroll_loop_end/g;function So(t){return t.replace(Mo,Eo).replace(wo,To)}function To(t,e,n,i){return console.warn("WebGLProgram: #pragma unroll_loop shader syntax is deprecated. Please use #pragma unroll_loop_start syntax instead."),Eo(0,e,n,i)}function Eo(t,e,n,i){let r="";for(let t=parseInt(e);t0?t.gammaFactor:1,g=n.isWebGL2?"":function(t){return[t.extensionDerivatives||t.envMapCubeUV||t.bumpMap||t.tangentSpaceNormalMap||t.clearcoatNormalMap||t.flatShading||"physical"===t.shaderID?"#extension GL_OES_standard_derivatives : enable":"",(t.extensionFragDepth||t.logarithmicDepthBuffer)&&t.rendererExtensionFragDepth?"#extension GL_EXT_frag_depth : enable":"",t.extensionDrawBuffers&&t.rendererExtensionDrawBuffers?"#extension GL_EXT_draw_buffers : require":"",(t.extensionShaderTextureLOD||t.envMap)&&t.rendererExtensionShaderTextureLod?"#extension GL_EXT_shader_texture_lod : enable":""].filter(go).join("\n")}(n),v=function(t){const e=[];for(const n in t){const i=t[n];!1!==i&&e.push("#define "+n+" "+i)}return e.join("\n")}(s),y=r.createProgram();let x,_,b=n.glslVersion?"#version "+n.glslVersion+"\n":"";n.isRawShaderMaterial?(x=[v].filter(go).join("\n"),x.length>0&&(x+="\n"),_=[g,v].filter(go).join("\n"),_.length>0&&(_+="\n")):(x=[Ao(n),"#define SHADER_NAME "+n.shaderName,v,n.instancing?"#define USE_INSTANCING":"",n.instancingColor?"#define USE_INSTANCING_COLOR":"",n.supportsVertexTextures?"#define VERTEX_TEXTURES":"","#define GAMMA_FACTOR "+f,"#define MAX_BONES "+n.maxBones,n.useFog&&n.fog?"#define USE_FOG":"",n.useFog&&n.fogExp2?"#define FOG_EXP2":"",n.map?"#define USE_MAP":"",n.envMap?"#define USE_ENVMAP":"",n.envMap?"#define "+h:"",n.lightMap?"#define USE_LIGHTMAP":"",n.aoMap?"#define USE_AOMAP":"",n.emissiveMap?"#define USE_EMISSIVEMAP":"",n.bumpMap?"#define USE_BUMPMAP":"",n.normalMap?"#define USE_NORMALMAP":"",n.normalMap&&n.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":"",n.normalMap&&n.tangentSpaceNormalMap?"#define TANGENTSPACE_NORMALMAP":"",n.clearcoatMap?"#define USE_CLEARCOATMAP":"",n.clearcoatRoughnessMap?"#define USE_CLEARCOAT_ROUGHNESSMAP":"",n.clearcoatNormalMap?"#define USE_CLEARCOAT_NORMALMAP":"",n.displacementMap&&n.supportsVertexTextures?"#define USE_DISPLACEMENTMAP":"",n.specularMap?"#define USE_SPECULARMAP":"",n.roughnessMap?"#define USE_ROUGHNESSMAP":"",n.metalnessMap?"#define USE_METALNESSMAP":"",n.alphaMap?"#define USE_ALPHAMAP":"",n.transmissionMap?"#define USE_TRANSMISSIONMAP":"",n.vertexTangents?"#define USE_TANGENT":"",n.vertexColors?"#define USE_COLOR":"",n.vertexAlphas?"#define USE_COLOR_ALPHA":"",n.vertexUvs?"#define USE_UV":"",n.uvsVertexOnly?"#define UVS_VERTEX_ONLY":"",n.flatShading?"#define FLAT_SHADED":"",n.skinning?"#define USE_SKINNING":"",n.useVertexTexture?"#define BONE_TEXTURE":"",n.morphTargets?"#define USE_MORPHTARGETS":"",n.morphNormals&&!1===n.flatShading?"#define USE_MORPHNORMALS":"",n.doubleSided?"#define DOUBLE_SIDED":"",n.flipSided?"#define FLIP_SIDED":"",n.shadowMapEnabled?"#define USE_SHADOWMAP":"",n.shadowMapEnabled?"#define "+l:"",n.sizeAttenuation?"#define USE_SIZEATTENUATION":"",n.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",n.logarithmicDepthBuffer&&n.rendererExtensionFragDepth?"#define USE_LOGDEPTHBUF_EXT":"","uniform mat4 modelMatrix;","uniform mat4 modelViewMatrix;","uniform mat4 projectionMatrix;","uniform mat4 viewMatrix;","uniform mat3 normalMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;","#ifdef USE_INSTANCING","\tattribute mat4 instanceMatrix;","#endif","#ifdef USE_INSTANCING_COLOR","\tattribute vec3 instanceColor;","#endif","attribute vec3 position;","attribute vec3 normal;","attribute vec2 uv;","#ifdef USE_TANGENT","\tattribute vec4 tangent;","#endif","#if defined( USE_COLOR_ALPHA )","\tattribute vec4 color;","#elif defined( USE_COLOR )","\tattribute vec3 color;","#endif","#ifdef USE_MORPHTARGETS","\tattribute vec3 morphTarget0;","\tattribute vec3 morphTarget1;","\tattribute vec3 morphTarget2;","\tattribute vec3 morphTarget3;","\t#ifdef USE_MORPHNORMALS","\t\tattribute vec3 morphNormal0;","\t\tattribute vec3 morphNormal1;","\t\tattribute vec3 morphNormal2;","\t\tattribute vec3 morphNormal3;","\t#else","\t\tattribute vec3 morphTarget4;","\t\tattribute vec3 morphTarget5;","\t\tattribute vec3 morphTarget6;","\t\tattribute vec3 morphTarget7;","\t#endif","#endif","#ifdef USE_SKINNING","\tattribute vec4 skinIndex;","\tattribute vec4 skinWeight;","#endif","\n"].filter(go).join("\n"),_=[g,Ao(n),"#define SHADER_NAME "+n.shaderName,v,n.alphaTest?"#define ALPHATEST "+n.alphaTest+(n.alphaTest%1?"":".0"):"","#define GAMMA_FACTOR "+f,n.useFog&&n.fog?"#define USE_FOG":"",n.useFog&&n.fogExp2?"#define FOG_EXP2":"",n.map?"#define USE_MAP":"",n.matcap?"#define USE_MATCAP":"",n.envMap?"#define USE_ENVMAP":"",n.envMap?"#define "+c:"",n.envMap?"#define "+h:"",n.envMap?"#define "+m:"",n.lightMap?"#define USE_LIGHTMAP":"",n.aoMap?"#define USE_AOMAP":"",n.emissiveMap?"#define USE_EMISSIVEMAP":"",n.bumpMap?"#define USE_BUMPMAP":"",n.normalMap?"#define USE_NORMALMAP":"",n.normalMap&&n.objectSpaceNormalMap?"#define OBJECTSPACE_NORMALMAP":"",n.normalMap&&n.tangentSpaceNormalMap?"#define TANGENTSPACE_NORMALMAP":"",n.clearcoatMap?"#define USE_CLEARCOATMAP":"",n.clearcoatRoughnessMap?"#define USE_CLEARCOAT_ROUGHNESSMAP":"",n.clearcoatNormalMap?"#define USE_CLEARCOAT_NORMALMAP":"",n.specularMap?"#define USE_SPECULARMAP":"",n.roughnessMap?"#define USE_ROUGHNESSMAP":"",n.metalnessMap?"#define USE_METALNESSMAP":"",n.alphaMap?"#define USE_ALPHAMAP":"",n.sheen?"#define USE_SHEEN":"",n.transmissionMap?"#define USE_TRANSMISSIONMAP":"",n.vertexTangents?"#define USE_TANGENT":"",n.vertexColors||n.instancingColor?"#define USE_COLOR":"",n.vertexAlphas?"#define USE_COLOR_ALPHA":"",n.vertexUvs?"#define USE_UV":"",n.uvsVertexOnly?"#define UVS_VERTEX_ONLY":"",n.gradientMap?"#define USE_GRADIENTMAP":"",n.flatShading?"#define FLAT_SHADED":"",n.doubleSided?"#define DOUBLE_SIDED":"",n.flipSided?"#define FLIP_SIDED":"",n.shadowMapEnabled?"#define USE_SHADOWMAP":"",n.shadowMapEnabled?"#define "+l:"",n.premultipliedAlpha?"#define PREMULTIPLIED_ALPHA":"",n.physicallyCorrectLights?"#define PHYSICALLY_CORRECT_LIGHTS":"",n.logarithmicDepthBuffer?"#define USE_LOGDEPTHBUF":"",n.logarithmicDepthBuffer&&n.rendererExtensionFragDepth?"#define USE_LOGDEPTHBUF_EXT":"",(n.extensionShaderTextureLOD||n.envMap)&&n.rendererExtensionShaderTextureLod?"#define TEXTURE_LOD_EXT":"","uniform mat4 viewMatrix;","uniform vec3 cameraPosition;","uniform bool isOrthographic;",n.toneMapping!==K?"#define TONE_MAPPING":"",n.toneMapping!==K?Us.tonemapping_pars_fragment:"",n.toneMapping!==K?fo("toneMapping",n.toneMapping):"",n.dithering?"#define DITHERING":"",Us.encodings_pars_fragment,n.map?po("mapTexelToLinear",n.mapEncoding):"",n.matcap?po("matcapTexelToLinear",n.matcapEncoding):"",n.envMap?po("envMapTexelToLinear",n.envMapEncoding):"",n.emissiveMap?po("emissiveMapTexelToLinear",n.emissiveMapEncoding):"",n.lightMap?po("lightMapTexelToLinear",n.lightMapEncoding):"",mo("linearToOutputTexel",n.outputEncoding),n.depthPacking?"#define DEPTH_PACKING "+n.depthPacking:"","\n"].filter(go).join("\n")),a=_o(a),a=vo(a,n),a=yo(a,n),o=_o(o),o=vo(o,n),o=yo(o,n),a=So(a),o=So(o),n.isWebGL2&&!0!==n.isRawShaderMaterial&&(b="#version 300 es\n",x=["#define attribute in","#define varying out","#define texture2D texture"].join("\n")+"\n"+x,_=["#define varying in",n.glslVersion===Bn?"":"out highp vec4 pc_fragColor;",n.glslVersion===Bn?"":"#define gl_FragColor pc_fragColor","#define gl_FragDepthEXT gl_FragDepth","#define texture2D texture","#define textureCube texture","#define texture2DProj textureProj","#define texture2DLodEXT textureLod","#define texture2DProjLodEXT textureProjLod","#define textureCubeLodEXT textureLod","#define texture2DGradEXT textureGrad","#define texture2DProjGradEXT textureProjGrad","#define textureCubeGradEXT textureGrad"].join("\n")+"\n"+_);const w=b+_+o,M=lo(r,35633,b+x+a),S=lo(r,35632,w);if(r.attachShader(y,M),r.attachShader(y,S),void 0!==n.index0AttributeName?r.bindAttribLocation(y,0,n.index0AttributeName):!0===n.morphTargets&&r.bindAttribLocation(y,0,"position"),r.linkProgram(y),t.debug.checkShaderErrors){const t=r.getProgramInfoLog(y).trim(),e=r.getShaderInfoLog(M).trim(),n=r.getShaderInfoLog(S).trim();let i=!0,s=!0;if(!1===r.getProgramParameter(y,35714)){i=!1;const e=uo(r,M,"vertex"),n=uo(r,S,"fragment");console.error("THREE.WebGLProgram: shader error: ",r.getError(),"35715",r.getProgramParameter(y,35715),"gl.getProgramInfoLog",t,e,n)}else""!==t?console.warn("THREE.WebGLProgram: gl.getProgramInfoLog()",t):""!==e&&""!==n||(s=!1);s&&(this.diagnostics={runnable:i,programLog:t,vertexShader:{log:e,prefix:x},fragmentShader:{log:n,prefix:_}})}let T,E;return r.deleteShader(M),r.deleteShader(S),this.getUniforms=function(){return void 0===T&&(T=new oo(r,y)),T},this.getAttributes=function(){return void 0===E&&(E=function(t,e){const n={},i=t.getProgramParameter(e,35721);for(let r=0;r0,maxBones:S,useVertexTexture:c,morphTargets:r.morphTargets,morphNormals:r.morphNormals,numDirLights:a.directional.length,numPointLights:a.point.length,numSpotLights:a.spot.length,numRectAreaLights:a.rectArea.length,numHemiLights:a.hemi.length,numDirLightShadows:a.directionalShadowMap.length,numPointLightShadows:a.pointShadowMap.length,numSpotLightShadows:a.spotShadowMap.length,numClippingPlanes:s.numPlanes,numClipIntersection:s.numIntersection,dithering:r.dithering,shadowMapEnabled:t.shadowMap.enabled&&m.length>0,shadowMapType:t.shadowMap.type,toneMapping:r.toneMapped?t.toneMapping:K,physicallyCorrectLights:t.physicallyCorrectLights,premultipliedAlpha:r.premultipliedAlpha,alphaTest:r.alphaTest,doubleSided:r.side===g,flipSided:r.side===f,depthPacking:void 0!==r.depthPacking&&r.depthPacking,index0AttributeName:r.index0AttributeName,extensionDerivatives:r.extensions&&r.extensions.derivatives,extensionFragDepth:r.extensions&&r.extensions.fragDepth,extensionDrawBuffers:r.extensions&&r.extensions.drawBuffers,extensionShaderTextureLOD:r.extensions&&r.extensions.shaderTextureLOD,rendererExtensionFragDepth:o||n.has("EXT_frag_depth"),rendererExtensionDrawBuffers:o||n.has("WEBGL_draw_buffers"),rendererExtensionShaderTextureLod:o||n.has("EXT_shader_texture_lod"),customProgramCacheKey:r.customProgramCacheKey()}},getProgramCacheKey:function(e){const n=[];if(e.shaderID?n.push(e.shaderID):(n.push(e.fragmentShader),n.push(e.vertexShader)),void 0!==e.defines)for(const t in e.defines)n.push(t),n.push(e.defines[t]);if(!1===e.isRawShaderMaterial){for(let t=0;t1&&i.sort(t||Po),r.length>1&&r.sort(e||Do)}}}function No(t){let e=new WeakMap;return{get:function(n,i){let r;return!1===e.has(n)?(r=new Io(t),e.set(n,[r])):i>=e.get(n).length?(r=new Io(t),e.get(n).push(r)):r=e.get(n)[i],r},dispose:function(){e=new WeakMap}}}function Bo(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new ai,color:new Dr};break;case"SpotLight":n={position:new ai,direction:new ai,color:new Dr,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new ai,color:new Dr,distance:0,decay:0};break;case"HemisphereLight":n={direction:new ai,skyColor:new Dr,groundColor:new Dr};break;case"RectAreaLight":n={color:new Dr,position:new ai,halfWidth:new ai,halfHeight:new ai}}return t[e.id]=n,n}}}let Oo=0;function zo(t,e){return(e.castShadow?1:0)-(t.castShadow?1:0)}function Fo(t,e){const n=new Bo,i=function(){const t={};return{get:function(e){if(void 0!==t[e.id])return t[e.id];let n;switch(e.type){case"DirectionalLight":case"SpotLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Zn};break;case"PointLight":n={shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new Zn,shadowCameraNear:1,shadowCameraFar:1e3}}return t[e.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotShadow:[],spotShadowMap:[],spotShadowMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[]};for(let t=0;t<9;t++)r.probe.push(new ai);const s=new ai,a=new zi,o=new zi;return{setup:function(s){let a=0,o=0,l=0;for(let t=0;t<9;t++)r.probe[t].set(0,0,0);let c=0,h=0,u=0,d=0,p=0,m=0,f=0,g=0;s.sort(zo);for(let t=0,e=s.length;t0&&(e.isWebGL2||!0===t.has("OES_texture_float_linear")?(r.rectAreaLTC1=ks.LTC_FLOAT_1,r.rectAreaLTC2=ks.LTC_FLOAT_2):!0===t.has("OES_texture_half_float_linear")?(r.rectAreaLTC1=ks.LTC_HALF_1,r.rectAreaLTC2=ks.LTC_HALF_2):console.error("THREE.WebGLRenderer: Unable to use RectAreaLight. Missing WebGL extensions.")),r.ambient[0]=a,r.ambient[1]=o,r.ambient[2]=l;const v=r.hash;v.directionalLength===c&&v.pointLength===h&&v.spotLength===u&&v.rectAreaLength===d&&v.hemiLength===p&&v.numDirectionalShadows===m&&v.numPointShadows===f&&v.numSpotShadows===g||(r.directional.length=c,r.spot.length=u,r.rectArea.length=d,r.point.length=h,r.hemi.length=p,r.directionalShadow.length=m,r.directionalShadowMap.length=m,r.pointShadow.length=f,r.pointShadowMap.length=f,r.spotShadow.length=g,r.spotShadowMap.length=g,r.directionalShadowMatrix.length=m,r.pointShadowMatrix.length=f,r.spotShadowMatrix.length=g,v.directionalLength=c,v.pointLength=h,v.spotLength=u,v.rectAreaLength=d,v.hemiLength=p,v.numDirectionalShadows=m,v.numPointShadows=f,v.numSpotShadows=g,r.version=Oo++)},setupView:function(t,e){let n=0,i=0,l=0,c=0,h=0;const u=e.matrixWorldInverse;for(let e=0,d=t.length;e=n.get(i).length?(s=new Ho(t,e),n.get(i).push(s)):s=n.get(i)[r],s},dispose:function(){n=new WeakMap}}}class Uo extends Tr{constructor(t){super(),this.type="MeshDepthMaterial",this.depthPacking=sn,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}}Uo.prototype.isMeshDepthMaterial=!0;class ko extends Tr{constructor(t){super(),this.type="MeshDistanceMaterial",this.referencePosition=new ai,this.nearDistance=1,this.farDistance=1e3,this.skinning=!1,this.morphTargets=!1,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.fog=!1,this.setValues(t)}copy(t){return super.copy(t),this.referencePosition.copy(t.referencePosition),this.nearDistance=t.nearDistance,this.farDistance=t.farDistance,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}}function Vo(t,e,n){let i=new zs;const r=new Zn,s=new Zn,a=new ni,o=[],l=[],c={},h=n.maxTextureSize,d={0:f,1:m,2:g},v=new As({defines:{SAMPLE_RATE:2/8,HALF_SAMPLE_RATE:1/8},uniforms:{shadow_pass:{value:null},resolution:{value:new Zn},radius:{value:4}},vertexShader:"void main() {\n\tgl_Position = vec4( position, 1.0 );\n}",fragmentShader:"uniform sampler2D shadow_pass;\nuniform vec2 resolution;\nuniform float radius;\n#include \nvoid main() {\n\tfloat mean = 0.0;\n\tfloat squared_mean = 0.0;\n\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy ) / resolution ) );\n\tfor ( float i = -1.0; i < 1.0 ; i += SAMPLE_RATE) {\n\t\t#ifdef HORIZONTAL_PASS\n\t\t\tvec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( i, 0.0 ) * radius ) / resolution ) );\n\t\t\tmean += distribution.x;\n\t\t\tsquared_mean += distribution.y * distribution.y + distribution.x * distribution.x;\n\t\t#else\n\t\t\tfloat depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, i ) * radius ) / resolution ) );\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean * HALF_SAMPLE_RATE;\n\tsquared_mean = squared_mean * HALF_SAMPLE_RATE;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),y=v.clone();y.defines.HORIZONTAL_PASS=1;const _=new is;_.setAttribute("position",new Or(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const b=new bs(_,v),w=this;function M(n,i){const r=e.update(b);v.uniforms.shadow_pass.value=n.map.texture,v.uniforms.resolution.value=n.mapSize,v.uniforms.radius.value=n.radius,t.setRenderTarget(n.mapPass),t.clear(),t.renderBufferDirect(i,null,r,v,b,null),y.uniforms.shadow_pass.value=n.mapPass.texture,y.uniforms.resolution.value=n.mapSize,y.uniforms.radius.value=n.radius,t.setRenderTarget(n.map),t.clear(),t.renderBufferDirect(i,null,r,y,b,null)}function S(t,e,n){const i=t<<0|e<<1|n<<2;let r=o[i];return void 0===r&&(r=new Uo({depthPacking:an,morphTargets:t,skinning:e}),o[i]=r),r}function T(t,e,n){const i=t<<0|e<<1|n<<2;let r=l[i];return void 0===r&&(r=new ko({morphTargets:t,skinning:e}),l[i]=r),r}function E(e,n,i,r,s,a,o){let l=null,h=S,u=e.customDepthMaterial;if(!0===r.isPointLight&&(h=T,u=e.customDistanceMaterial),void 0===u){let t=!1;!0===i.morphTargets&&(t=n.morphAttributes&&n.morphAttributes.position&&n.morphAttributes.position.length>0);let r=!1;!0===e.isSkinnedMesh&&(!0===i.skinning?r=!0:console.warn("THREE.WebGLShadowMap: THREE.SkinnedMesh with material.skinning set to false:",e)),l=h(t,r,!0===e.isInstancedMesh)}else l=u;if(t.localClippingEnabled&&!0===i.clipShadows&&0!==i.clippingPlanes.length){const t=l.uuid,e=i.uuid;let n=c[t];void 0===n&&(n={},c[t]=n);let r=n[e];void 0===r&&(r=l.clone(),n[e]=r),l=r}return l.visible=i.visible,l.wireframe=i.wireframe,l.side=o===p?null!==i.shadowSide?i.shadowSide:i.side:null!==i.shadowSide?i.shadowSide:d[i.side],l.clipShadows=i.clipShadows,l.clippingPlanes=i.clippingPlanes,l.clipIntersection=i.clipIntersection,l.wireframeLinewidth=i.wireframeLinewidth,l.linewidth=i.linewidth,!0===r.isPointLight&&!0===l.isMeshDistanceMaterial&&(l.referencePosition.setFromMatrixPosition(r.matrixWorld),l.nearDistance=s,l.farDistance=a),l}function A(n,r,s,a,o){if(!1===n.visible)return;if(n.layers.test(r.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&o===p)&&(!n.frustumCulled||i.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const i=e.update(n),r=n.material;if(Array.isArray(r)){const e=i.groups;for(let l=0,c=e.length;lh||r.y>h)&&(r.x>h&&(s.x=Math.floor(h/m.x),r.x=s.x*m.x,u.mapSize.x=s.x),r.y>h&&(s.y=Math.floor(h/m.y),r.y=s.y*m.y,u.mapSize.y=s.y)),null===u.map&&!u.isPointLightShadow&&this.type===p){const t={minFilter:xt,magFilter:xt,format:Ft};u.map=new ii(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.mapPass=new ii(r.x,r.y,t),u.camera.updateProjectionMatrix()}if(null===u.map){const t={minFilter:mt,magFilter:mt,format:Ft};u.map=new ii(r.x,r.y,t),u.map.texture.name=c.name+".shadowMap",u.camera.updateProjectionMatrix()}t.setRenderTarget(u.map),t.clear();const f=u.getViewportCount();for(let t=0;t=1):-1!==ct.indexOf("OpenGL ES")&&(lt=parseFloat(/^OpenGL ES (\d)/.exec(ct)[1]),ot=lt>=2);let ht=null,ut={};const dt=new ni(0,0,t.canvas.width,t.canvas.height),pt=new ni(0,0,t.canvas.width,t.canvas.height);function mt(e,n,i){const r=new Uint8Array(4),s=t.createTexture();t.bindTexture(e,s),t.texParameteri(e,10241,9728),t.texParameteri(e,10240,9728);for(let e=0;ei||t.height>i)&&(r=i/Math.max(t.width,t.height)),r<1||!0===e){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){const i=e?Xn:Math.floor,s=i(r*t.width),a=i(r*t.height);void 0===p&&(p=f(s,a));const o=n?f(s,a):p;return o.width=s,o.height=a,o.getContext("2d").drawImage(t,0,0,s,a),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+t.width+"x"+t.height+") to ("+s+"x"+a+")."),o}return"data"in t&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+t.width+"x"+t.height+")."),t}return t}function v(t){return jn(t.width)&&jn(t.height)}function y(t,e){return t.generateMipmaps&&e&&t.minFilter!==mt&&t.minFilter!==xt}function x(e,n,r,s){t.generateMipmap(e),i.get(n).__maxMipLevel=Math.log2(Math.max(r,s))}function _(n,i,r){if(!1===o)return i;if(null!==n){if(void 0!==t[n])return t[n];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+n+"'")}let s=i;return 6403===i&&(5126===r&&(s=33326),5131===r&&(s=33325),5121===r&&(s=33321)),6407===i&&(5126===r&&(s=34837),5131===r&&(s=34843),5121===r&&(s=32849)),6408===i&&(5126===r&&(s=34836),5131===r&&(s=34842),5121===r&&(s=32856)),33325!==s&&33326!==s&&34842!==s&&34836!==s||e.get("EXT_color_buffer_float"),s}function b(t){return t===mt||t===ft||t===vt?9728:9729}function w(e){const n=e.target;n.removeEventListener("dispose",w),function(e){const n=i.get(e);void 0!==n.__webglInit&&(t.deleteTexture(n.__webglTexture),i.remove(e))}(n),n.isVideoTexture&&d.delete(n),a.memory.textures--}function M(e){const n=e.target;n.removeEventListener("dispose",M),function(e){const n=e.texture,r=i.get(e),s=i.get(n);if(e){if(void 0!==s.__webglTexture&&t.deleteTexture(s.__webglTexture),e.depthTexture&&e.depthTexture.dispose(),e.isWebGLCubeRenderTarget)for(let e=0;e<6;e++)t.deleteFramebuffer(r.__webglFramebuffer[e]),r.__webglDepthbuffer&&t.deleteRenderbuffer(r.__webglDepthbuffer[e]);else t.deleteFramebuffer(r.__webglFramebuffer),r.__webglDepthbuffer&&t.deleteRenderbuffer(r.__webglDepthbuffer),r.__webglMultisampledFramebuffer&&t.deleteFramebuffer(r.__webglMultisampledFramebuffer),r.__webglColorRenderbuffer&&t.deleteRenderbuffer(r.__webglColorRenderbuffer),r.__webglDepthRenderbuffer&&t.deleteRenderbuffer(r.__webglDepthRenderbuffer);i.remove(n),i.remove(e)}}(n),a.memory.textures--}let S=0;function T(t,e){const r=i.get(t);if(t.isVideoTexture&&function(t){const e=a.render.frame;d.get(t)!==e&&(d.set(t,e),t.update())}(t),t.version>0&&r.__version!==t.version){const n=t.image;if(void 0===n)console.warn("THREE.WebGLRenderer: Texture marked for update but image is undefined");else{if(!1!==n.complete)return void P(r,t,e);console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete")}}n.activeTexture(33984+e),n.bindTexture(3553,r.__webglTexture)}function E(e,r){const a=i.get(e);e.version>0&&a.__version!==e.version?function(e,i,r){if(6!==i.image.length)return;C(e,i),n.activeTexture(33984+r),n.bindTexture(34067,e.__webglTexture),t.pixelStorei(37440,i.flipY),t.pixelStorei(37441,i.premultiplyAlpha),t.pixelStorei(3317,i.unpackAlignment),t.pixelStorei(37443,0);const a=i&&(i.isCompressedTexture||i.image[0].isCompressedTexture),l=i.image[0]&&i.image[0].isDataTexture,h=[];for(let t=0;t<6;t++)h[t]=a||l?l?i.image[t].image:i.image[t]:g(i.image[t],!1,!0,c);const u=h[0],d=v(u)||o,p=s.convert(i.format),m=s.convert(i.type),f=_(i.internalFormat,p,m);let b;if(R(34067,i,d),a){for(let t=0;t<6;t++){b=h[t].mipmaps;for(let e=0;e1||i.get(s).__currentAnisotropy)&&(t.texParameterf(n,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(s.anisotropy,r.getMaxAnisotropy())),i.get(s).__currentAnisotropy=s.anisotropy)}}function C(e,n){void 0===e.__webglInit&&(e.__webglInit=!0,n.addEventListener("dispose",w),e.__webglTexture=t.createTexture(),a.memory.textures++)}function P(e,i,r){let a=3553;i.isDataTexture2DArray&&(a=35866),i.isDataTexture3D&&(a=32879),C(e,i),n.activeTexture(33984+r),n.bindTexture(a,e.__webglTexture),t.pixelStorei(37440,i.flipY),t.pixelStorei(37441,i.premultiplyAlpha),t.pixelStorei(3317,i.unpackAlignment),t.pixelStorei(37443,0);const l=function(t){return!o&&(t.wrapS!==dt||t.wrapT!==dt||t.minFilter!==mt&&t.minFilter!==xt)}(i)&&!1===v(i.image),c=g(i.image,l,!1,h),u=v(c)||o,d=s.convert(i.format);let p,m=s.convert(i.type),f=_(i.internalFormat,d,m);R(a,i,u);const b=i.mipmaps;if(i.isDepthTexture)f=6402,o?f=i.type===Ct?36012:i.type===Rt?33190:i.type===Bt?35056:33189:i.type===Ct&&console.error("WebGLRenderer: Floating point depth texture requires WebGL2."),i.format===kt&&6402===f&&i.type!==At&&i.type!==Rt&&(console.warn("THREE.WebGLRenderer: Use UnsignedShortType or UnsignedIntType for DepthFormat DepthTexture."),i.type=At,m=s.convert(i.type)),i.format===Vt&&6402===f&&(f=34041,i.type!==Bt&&(console.warn("THREE.WebGLRenderer: Use UnsignedInt248Type for DepthStencilFormat DepthTexture."),i.type=Bt,m=s.convert(i.type))),n.texImage2D(3553,0,f,c.width,c.height,0,d,m,null);else if(i.isDataTexture)if(b.length>0&&u){for(let t=0,e=b.length;t0&&u){for(let t=0,e=b.length;t=l&&console.warn("THREE.WebGLTextures: Trying to use "+t+" texture units while this GPU supports only "+l),S+=1,t},this.resetTextureUnits=function(){S=0},this.setTexture2D=T,this.setTexture2DArray=function(t,e){const r=i.get(t);t.version>0&&r.__version!==t.version?P(r,t,e):(n.activeTexture(33984+e),n.bindTexture(35866,r.__webglTexture))},this.setTexture3D=function(t,e){const r=i.get(t);t.version>0&&r.__version!==t.version?P(r,t,e):(n.activeTexture(33984+e),n.bindTexture(32879,r.__webglTexture))},this.setTextureCube=E,this.setupRenderTarget=function(e){const r=e.texture,l=i.get(e),c=i.get(r);e.addEventListener("dispose",M),c.__webglTexture=t.createTexture(),c.__version=r.version,a.memory.textures++;const h=!0===e.isWebGLCubeRenderTarget,u=!0===e.isWebGLMultisampleRenderTarget,d=r.isDataTexture3D||r.isDataTexture2DArray,p=v(e)||o;if(!o||r.format!==zt||r.type!==Ct&&r.type!==Pt||(r.format=Ft,console.warn("THREE.WebGLRenderer: Rendering to textures with RGB format is not supported. Using RGBA format instead.")),h){l.__webglFramebuffer=[];for(let e=0;e<6;e++)l.__webglFramebuffer[e]=t.createFramebuffer()}else if(l.__webglFramebuffer=t.createFramebuffer(),u)if(o){l.__webglMultisampledFramebuffer=t.createFramebuffer(),l.__webglColorRenderbuffer=t.createRenderbuffer(),t.bindRenderbuffer(36161,l.__webglColorRenderbuffer);const i=s.convert(r.format),a=s.convert(r.type),o=_(r.internalFormat,i,a),c=N(e);t.renderbufferStorageMultisample(36161,c,o,e.width,e.height),n.bindFramebuffer(36160,l.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(36160,36064,36161,l.__webglColorRenderbuffer),t.bindRenderbuffer(36161,null),e.depthBuffer&&(l.__webglDepthRenderbuffer=t.createRenderbuffer(),I(l.__webglDepthRenderbuffer,e,!0)),n.bindFramebuffer(36160,null)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.");if(h){n.bindTexture(34067,c.__webglTexture),R(34067,r,p);for(let t=0;t<6;t++)D(l.__webglFramebuffer[t],e,36064,34069+t);y(r,p)&&x(34067,r,e.width,e.height),n.bindTexture(34067,null)}else{let t=3553;d&&(o?t=r.isDataTexture3D?32879:35866:console.warn("THREE.DataTexture3D and THREE.DataTexture2DArray only supported with WebGL2.")),n.bindTexture(t,c.__webglTexture),R(t,r,p),D(l.__webglFramebuffer,e,36064,t),y(r,p)&&x(3553,r,e.width,e.height),n.bindTexture(3553,null)}e.depthBuffer&&function(e){const r=i.get(e),s=!0===e.isWebGLCubeRenderTarget;if(e.depthTexture){if(s)throw new Error("target.depthTexture not supported in Cube render targets");!function(e,r){if(r&&r.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(36160,e),!r.depthTexture||!r.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");i.get(r.depthTexture).__webglTexture&&r.depthTexture.image.width===r.width&&r.depthTexture.image.height===r.height||(r.depthTexture.image.width=r.width,r.depthTexture.image.height=r.height,r.depthTexture.needsUpdate=!0),T(r.depthTexture,0);const s=i.get(r.depthTexture).__webglTexture;if(r.depthTexture.format===kt)t.framebufferTexture2D(36160,36096,3553,s,0);else{if(r.depthTexture.format!==Vt)throw new Error("Unknown depthTexture format");t.framebufferTexture2D(36160,33306,3553,s,0)}}(r.__webglFramebuffer,e)}else if(s){r.__webglDepthbuffer=[];for(let i=0;i<6;i++)n.bindFramebuffer(36160,r.__webglFramebuffer[i]),r.__webglDepthbuffer[i]=t.createRenderbuffer(),I(r.__webglDepthbuffer[i],e,!1)}else n.bindFramebuffer(36160,r.__webglFramebuffer),r.__webglDepthbuffer=t.createRenderbuffer(),I(r.__webglDepthbuffer,e,!1);n.bindFramebuffer(36160,null)}(e)},this.updateRenderTargetMipmap=function(t){const e=t.texture;if(y(e,v(t)||o)){const r=t.isWebGLCubeRenderTarget?34067:3553,s=i.get(e).__webglTexture;n.bindTexture(r,s),x(r,e,t.width,t.height),n.bindTexture(r,null)}},this.updateMultisampleRenderTarget=function(e){if(e.isWebGLMultisampleRenderTarget)if(o){const r=e.width,s=e.height;let a=16384;e.depthBuffer&&(a|=256),e.stencilBuffer&&(a|=1024);const o=i.get(e);n.bindFramebuffer(36008,o.__webglMultisampledFramebuffer),n.bindFramebuffer(36009,o.__webglFramebuffer),t.blitFramebuffer(0,0,r,s,0,0,r,s,a,9728),n.bindFramebuffer(36008,null),n.bindFramebuffer(36009,o.__webglMultisampledFramebuffer)}else console.warn("THREE.WebGLRenderer: WebGLMultisampleRenderTarget can only be used with WebGL2.")},this.safeSetTexture2D=function(t,e){t&&t.isWebGLRenderTarget&&(!1===B&&(console.warn("THREE.WebGLTextures.safeSetTexture2D: don't use render targets as textures. Use their .texture property instead."),B=!0),t=t.texture),T(t,e)},this.safeSetTextureCube=function(t,e){t&&t.isWebGLCubeRenderTarget&&(!1===O&&(console.warn("THREE.WebGLTextures.safeSetTextureCube: don't use cube render targets as textures. Use their .texture property instead."),O=!0),t=t.texture),E(t,e)}}function qo(t,e,n){const i=n.isWebGL2;return{convert:function(t){let n;if(t===St)return 5121;if(t===Dt)return 32819;if(t===It)return 32820;if(t===Nt)return 33635;if(t===Tt)return 5120;if(t===Et)return 5122;if(t===At)return 5123;if(t===Lt)return 5124;if(t===Rt)return 5125;if(t===Ct)return 5126;if(t===Pt)return i?5131:(n=e.get("OES_texture_half_float"),null!==n?n.HALF_FLOAT_OES:null);if(t===Ot)return 6406;if(t===zt)return 6407;if(t===Ft)return 6408;if(t===Ht)return 6409;if(t===Gt)return 6410;if(t===kt)return 6402;if(t===Vt)return 34041;if(t===Wt)return 6403;if(t===jt)return 36244;if(t===qt)return 33319;if(t===Xt)return 33320;if(t===Yt)return 36248;if(t===Zt)return 36249;if(t===Jt||t===Qt||t===Kt||t===$t){if(n=e.get("WEBGL_compressed_texture_s3tc"),null===n)return null;if(t===Jt)return n.COMPRESSED_RGB_S3TC_DXT1_EXT;if(t===Qt)return n.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(t===Kt)return n.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(t===$t)return n.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(t===te||t===ee||t===ne||t===ie){if(n=e.get("WEBGL_compressed_texture_pvrtc"),null===n)return null;if(t===te)return n.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(t===ee)return n.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(t===ne)return n.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(t===ie)return n.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(t===re)return n=e.get("WEBGL_compressed_texture_etc1"),null!==n?n.COMPRESSED_RGB_ETC1_WEBGL:null;if((t===se||t===ae)&&(n=e.get("WEBGL_compressed_texture_etc"),null!==n)){if(t===se)return n.COMPRESSED_RGB8_ETC2;if(t===ae)return n.COMPRESSED_RGBA8_ETC2_EAC}return t===oe||t===le||t===ce||t===he||t===ue||t===de||t===pe||t===me||t===fe||t===ge||t===ve||t===ye||t===xe||t===_e||t===we||t===Me||t===Se||t===Te||t===Ee||t===Ae||t===Le||t===Re||t===Ce||t===Pe||t===De||t===Ie||t===Ne||t===Be?(n=e.get("WEBGL_compressed_texture_astc"),null!==n?t:null):t===be?(n=e.get("EXT_texture_compression_bptc"),null!==n?t:null):t===Bt?i?34042:(n=e.get("WEBGL_depth_texture"),null!==n?n.UNSIGNED_INT_24_8_WEBGL:null):void 0}}}ko.prototype.isMeshDistanceMaterial=!0;class Xo extends Rs{constructor(t=[]){super(),this.cameras=t}}Xo.prototype.isArrayCamera=!0;class Yo extends lr{constructor(){super(),this.type="Group"}}Yo.prototype.isGroup=!0;const Zo={type:"move"};class Jo{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new Yo,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new Yo,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new ai,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new ai),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new Yo,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new ai,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new ai),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,n){let i=null,r=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState)if(null!==a&&(i=e.getPose(t.targetRaySpace,n),null!==i&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(Zo))),l&&t.hand){s=!0;for(const i of t.hand.values()){const t=e.getJointPose(i,n);if(void 0===l.joints[i.jointName]){const t=new Yo;t.matrixAutoUpdate=!1,t.visible=!1,l.joints[i.jointName]=t,l.add(t)}const r=l.joints[i.jointName];null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.jointRadius=t.radius),r.visible=null!==t}const i=l.joints["index-finger-tip"],r=l.joints["thumb-tip"],a=i.position.distanceTo(r.position),o=.02,c=.005;l.inputState.pinching&&a>o+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!l.inputState.pinching&&a<=o-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&(r=e.getPose(t.gripSpace,n),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1));return null!==a&&(a.visible=null!==i),null!==o&&(o.visible=null!==r),null!==l&&(l.visible=null!==s),this}}class Qo extends On{constructor(t,e){super();const n=this,i=t.state;let r=null,s=1,a=null,o="local-floor",l=null;const c=[],h=new Map,u=new Rs;u.layers.enable(1),u.viewport=new ni;const d=new Rs;d.layers.enable(2),d.viewport=new ni;const p=[u,d],m=new Xo;m.layers.enable(1),m.layers.enable(2);let f=null,g=null;function v(t){const e=h.get(t.inputSource);e&&e.dispatchEvent({type:t.type,data:t.inputSource})}function y(){h.forEach((function(t,e){t.disconnect(e)})),h.clear(),f=null,g=null,i.bindXRFramebuffer(null),t.setRenderTarget(t.getRenderTarget()),S.stop(),n.isPresenting=!1,n.dispatchEvent({type:"sessionend"})}function x(t){const e=r.inputSources;for(let t=0;t0&&bt(s,t,e),a.length>0&&bt(a,t,e),null!==x&&(j.updateRenderTargetMipmap(x),j.updateMultisampleRenderTarget(x)),!0===t.isScene&&t.onAfterRender(f,t,e),k.buffers.depth.setTest(!0),k.buffers.depth.setMask(!0),k.buffers.color.setMask(!0),k.setPolygonOffset(!1),lt.resetDefaultState(),_=-1,b=null,m.pop(),d=m.length>0?m[m.length-1]:null,p.pop(),u=p.length>0?p[p.length-1]:null},this.getActiveCubeFace=function(){return v},this.getActiveMipmapLevel=function(){return y},this.getRenderTarget=function(){return x},this.setRenderTarget=function(t,e=0,n=0){x=t,v=e,y=n,t&&void 0===W.get(t).__webglFramebuffer&&j.setupRenderTarget(t);let i=null,r=!1,s=!1;if(t){const n=t.texture;(n.isDataTexture3D||n.isDataTexture2DArray)&&(s=!0);const a=W.get(t).__webglFramebuffer;t.isWebGLCubeRenderTarget?(i=a[e],r=!0):i=t.isWebGLMultisampleRenderTarget?W.get(t).__webglMultisampledFramebuffer:a,w.copy(t.viewport),M.copy(t.scissor),S=t.scissorTest}else w.copy(C).multiplyScalar(A).floor(),M.copy(P).multiplyScalar(A).floor(),S=D;if(k.bindFramebuffer(36160,i),k.viewport(w),k.scissor(M),k.setScissorTest(S),r){const i=W.get(t.texture);ct.framebufferTexture2D(36160,36064,34069+e,i.__webglTexture,n)}else if(s){const i=W.get(t.texture),r=e||0;ct.framebufferTextureLayer(36160,36064,i.__webglTexture,n||0,r)}},this.readRenderTargetPixels=function(t,e,n,i,r,s,a){if(!t||!t.isWebGLRenderTarget)return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let o=W.get(t).__webglFramebuffer;if(t.isWebGLCubeRenderTarget&&void 0!==a&&(o=o[a]),o){k.bindFramebuffer(36160,o);try{const a=t.texture,o=a.format,l=a.type;if(o!==Ft&&ot.convert(o)!==ct.getParameter(35739))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");const c=l===Pt&&(G.has("EXT_color_buffer_half_float")||U.isWebGL2&&G.has("EXT_color_buffer_float"));if(!(l===St||ot.convert(l)===ct.getParameter(35738)||l===Ct&&(U.isWebGL2||G.has("OES_texture_float")||G.has("WEBGL_color_buffer_float"))||c))return void console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");36053===ct.checkFramebufferStatus(36160)?e>=0&&e<=t.width-i&&n>=0&&n<=t.height-r&&ct.readPixels(e,n,i,r,ot.convert(o),ot.convert(l),s):console.error("THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.")}finally{const t=null!==x?W.get(x).__webglFramebuffer:null;k.bindFramebuffer(36160,t)}}},this.copyFramebufferToTexture=function(t,e,n=0){const i=Math.pow(2,-n),r=Math.floor(e.image.width*i),s=Math.floor(e.image.height*i),a=ot.convert(e.format);j.setTexture2D(e,0),ct.copyTexImage2D(3553,n,a,t.x,t.y,r,s,0),k.unbindTexture()},this.copyTextureToTexture=function(t,e,n,i=0){const r=e.image.width,s=e.image.height,a=ot.convert(n.format),o=ot.convert(n.type);j.setTexture2D(n,0),ct.pixelStorei(37440,n.flipY),ct.pixelStorei(37441,n.premultiplyAlpha),ct.pixelStorei(3317,n.unpackAlignment),e.isDataTexture?ct.texSubImage2D(3553,i,t.x,t.y,r,s,a,o,e.image.data):e.isCompressedTexture?ct.compressedTexSubImage2D(3553,i,t.x,t.y,e.mipmaps[0].width,e.mipmaps[0].height,a,e.mipmaps[0].data):ct.texSubImage2D(3553,i,t.x,t.y,a,o,e.image),0===i&&n.generateMipmaps&&ct.generateMipmap(3553),k.unbindTexture()},this.copyTextureToTexture3D=function(t,e,n,i,r=0){if(f.isWebGL1Renderer)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: can only be used with WebGL2.");const{width:s,height:a,data:o}=n.image,l=ot.convert(i.format),c=ot.convert(i.type);let h;if(i.isDataTexture3D)j.setTexture3D(i,0),h=32879;else{if(!i.isDataTexture2DArray)return void console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");j.setTexture2DArray(i,0),h=35866}ct.pixelStorei(37440,i.flipY),ct.pixelStorei(37441,i.premultiplyAlpha),ct.pixelStorei(3317,i.unpackAlignment);const u=ct.getParameter(3314),d=ct.getParameter(32878),p=ct.getParameter(3316),m=ct.getParameter(3315),g=ct.getParameter(32877);ct.pixelStorei(3314,s),ct.pixelStorei(32878,a),ct.pixelStorei(3316,t.min.x),ct.pixelStorei(3315,t.min.y),ct.pixelStorei(32877,t.min.z),ct.texSubImage3D(h,r,e.x,e.y,e.z,t.max.x-t.min.x+1,t.max.y-t.min.y+1,t.max.z-t.min.z+1,l,c,o),ct.pixelStorei(3314,u),ct.pixelStorei(32878,d),ct.pixelStorei(3316,p),ct.pixelStorei(3315,m),ct.pixelStorei(32877,g),0===r&&i.generateMipmaps&&ct.generateMipmap(h),k.unbindTexture()},this.initTexture=function(t){j.setTexture2D(t,0),k.unbindTexture()},this.resetState=function(){v=0,y=0,x=null,k.reset(),lt.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}class tl extends $o{}tl.prototype.isWebGL1Renderer=!0;class el{constructor(t,e=25e-5){this.name="",this.color=new Dr(t),this.density=e}clone(){return new el(this.color,this.density)}toJSON(){return{type:"FogExp2",color:this.color.getHex(),density:this.density}}}el.prototype.isFogExp2=!0;class nl{constructor(t,e=1,n=1e3){this.name="",this.color=new Dr(t),this.near=e,this.far=n}clone(){return new nl(this.color,this.near,this.far)}toJSON(){return{type:"Fog",color:this.color.getHex(),near:this.near,far:this.far}}}nl.prototype.isFog=!0;class il extends lr{constructor(){super(),this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){const e=super.toJSON(t);return null!==this.background&&(e.object.background=this.background.toJSON(t)),null!==this.environment&&(e.object.environment=this.environment.toJSON(t)),null!==this.fog&&(e.object.fog=this.fog.toJSON()),e}}il.prototype.isScene=!0;class rl{constructor(t,e){this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=Tn,this.updateRange={offset:0,count:-1},this.version=0,this.uuid=Un(),this.onUploadCallback=function(){}}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,n){t*=this.stride,n*=e.stride;for(let i=0,r=this.stride;it.far||e.push({distance:o,point:cl.clone(),uv:Mr.getUV(cl,fl,gl,vl,yl,xl,_l,new Zn),face:null,object:this})}copy(t){return super.copy(t),void 0!==t.center&&this.center.copy(t.center),this.material=t.material,this}}function wl(t,e,n,i,r,s){dl.subVectors(t,n).addScalar(.5).multiply(i),void 0!==r?(pl.x=s*dl.x-r*dl.y,pl.y=r*dl.x+s*dl.y):pl.copy(dl),t.copy(e),t.x+=pl.x,t.y+=pl.y,t.applyMatrix4(ml)}bl.prototype.isSprite=!0;const Ml=new ai,Sl=new ai;class Tl extends lr{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(t){super.copy(t,!1);const e=t.levels;for(let t=0,n=e.length;t0){let n,i;for(n=1,i=e.length;n0){Ml.setFromMatrixPosition(this.matrixWorld);const n=t.ray.origin.distanceTo(Ml);this.getObjectForDistance(n).raycast(t,e)}}update(t){const e=this.levels;if(e.length>1){Ml.setFromMatrixPosition(t.matrixWorld),Sl.setFromMatrixPosition(this.matrixWorld);const n=Ml.distanceTo(Sl)/t.zoom;let i,r;for(e[0].object.visible=!0,i=1,r=e.length;i=e[i].distance;i++)e[i-1].object.visible=!1,e[i].object.visible=!0;for(this._currentLevel=i-1;io)continue;u.applyMatrix4(this.matrixWorld);const d=t.ray.origin.distanceTo(u);dt.far||e.push({distance:d,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}else for(let n=Math.max(0,s.start),i=Math.min(r.count,s.start+s.count)-1;no)continue;u.applyMatrix4(this.matrixWorld);const i=t.ray.origin.distanceTo(u);it.far||e.push({distance:i,point:h.clone().applyMatrix4(this.matrixWorld),index:n,face:null,faceIndex:null,object:this})}}else n.isGeometry&&console.error("THREE.Line.raycast() no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.")}updateMorphTargets(){const t=this.geometry;if(t.isBufferGeometry){const e=t.morphAttributes,n=Object.keys(e);if(n.length>0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Line.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}Xl.prototype.isLine=!0;const Yl=new ai,Zl=new ai;class Jl extends Xl{constructor(t,e){super(t,e),this.type="LineSegments"}computeLineDistances(){const t=this.geometry;if(t.isBufferGeometry)if(null===t.index){const e=t.attributes.position,n=[];for(let t=0,i=e.count;t0){const t=e[n[0]];if(void 0!==t){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,n=t.length;e0&&console.error("THREE.Points.updateMorphTargets() does not support THREE.Geometry. Use THREE.BufferGeometry instead.")}}}function rc(t,e,n,i,r,s,a){const o=tc.distanceSqToPoint(t);if(or.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:e,face:null,object:a})}}ic.prototype.isPoints=!0;class sc extends ti{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.format=void 0!==a?a:zt,this.minFilter=void 0!==s?s:xt,this.magFilter=void 0!==r?r:xt,this.generateMipmaps=!1;const c=this;"requestVideoFrameCallback"in t&&t.requestVideoFrameCallback((function e(){c.needsUpdate=!0,t.requestVideoFrameCallback(e)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const t=this.image;!1=="requestVideoFrameCallback"in t&&t.readyState>=t.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}sc.prototype.isVideoTexture=!0;class ac extends ti{constructor(t,e,n,i,r,s,a,o,l,c,h,u){super(null,s,a,o,l,c,i,r,h,u),this.image={width:e,height:n},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1}}ac.prototype.isCompressedTexture=!0;class oc extends ti{constructor(t,e,n,i,r,s,a,o,l){super(t,e,n,i,r,s,a,o,l),this.needsUpdate=!0}}oc.prototype.isCanvasTexture=!0;class lc extends ti{constructor(t,e,n,i,r,s,a,o,l,c){if((c=void 0!==c?c:kt)!==kt&&c!==Vt)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===n&&c===kt&&(n=At),void 0===n&&c===Vt&&(n=Bt),super(null,i,r,s,a,o,c,n,l),this.image={width:t,height:e},this.magFilter=void 0!==a?a:mt,this.minFilter=void 0!==o?o:mt,this.flipY=!1,this.generateMipmaps=!1}}lc.prototype.isDepthTexture=!0;class cc extends is{constructor(t=1,e=8,n=0,i=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:t,segments:e,thetaStart:n,thetaLength:i},e=Math.max(3,e);const r=[],s=[],a=[],o=[],l=new ai,c=new Zn;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let r=0,h=3;r<=e;r++,h+=3){const u=n+r/e*i;l.x=t*Math.cos(u),l.y=t*Math.sin(u),s.push(l.x,l.y,l.z),a.push(0,0,1),c.x=(s[h]/t+1)/2,c.y=(s[h+1]/t+1)/2,o.push(c.x,c.y)}for(let t=1;t<=e;t++)r.push(t,t+1,0);this.setIndex(r),this.setAttribute("position",new jr(s,3)),this.setAttribute("normal",new jr(a,3)),this.setAttribute("uv",new jr(o,2))}}class hc extends is{constructor(t=1,e=1,n=1,i=8,r=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:t,radiusBottom:e,height:n,radialSegments:i,heightSegments:r,openEnded:s,thetaStart:a,thetaLength:o};const l=this;i=Math.floor(i),r=Math.floor(r);const c=[],h=[],u=[],d=[];let p=0;const m=[],f=n/2;let g=0;function v(n){const r=p,s=new Zn,m=new ai;let v=0;const y=!0===n?t:e,x=!0===n?1:-1;for(let t=1;t<=i;t++)h.push(0,f*x,0),u.push(0,x,0),d.push(.5,.5),p++;const _=p;for(let t=0;t<=i;t++){const e=t/i*o+a,n=Math.cos(e),r=Math.sin(e);m.x=y*r,m.y=f*x,m.z=y*n,h.push(m.x,m.y,m.z),u.push(0,x,0),s.x=.5*n+.5,s.y=.5*r*x+.5,d.push(s.x,s.y),p++}for(let t=0;t0&&v(!0),e>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new jr(h,3)),this.setAttribute("normal",new jr(u,3)),this.setAttribute("uv",new jr(d,2))}}class uc extends hc{constructor(t=1,e=1,n=8,i=1,r=!1,s=0,a=2*Math.PI){super(0,t,e,n,i,r,s,a),this.type="ConeGeometry",this.parameters={radius:t,height:e,radialSegments:n,heightSegments:i,openEnded:r,thetaStart:s,thetaLength:a}}}class dc extends is{constructor(t,e,n=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:t,indices:e,radius:n,detail:i};const r=[],s=[];function a(t,e,n,i){const r=i+1,s=[];for(let i=0;i<=r;i++){s[i]=[];const a=t.clone().lerp(n,i/r),o=e.clone().lerp(n,i/r),l=r-i;for(let t=0;t<=l;t++)s[i][t]=0===t&&i===r?a:a.clone().lerp(o,t/l)}for(let t=0;t.9&&a<.1&&(e<.2&&(s[t+0]+=1),n<.2&&(s[t+2]+=1),i<.2&&(s[t+4]+=1))}}()}(),this.setAttribute("position",new jr(r,3)),this.setAttribute("normal",new jr(r.slice(),3)),this.setAttribute("uv",new jr(s,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}}class pc extends dc{constructor(t=1,e=0){const n=(1+Math.sqrt(5))/2,i=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-i,-n,0,-i,n,0,i,-n,0,i,n,-i,-n,0,-i,n,0,i,-n,0,i,n,0,-n,0,-i,n,0,-i,-n,0,i,n,0,i],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],t,e),this.type="DodecahedronGeometry",this.parameters={radius:t,detail:e}}}const mc=new ai,fc=new ai,gc=new ai,vc=new Mr;class yc extends is{constructor(t,e){if(super(),this.type="EdgesGeometry",this.parameters={thresholdAngle:e},e=void 0!==e?e:1,!0===t.isGeometry)return void console.error("THREE.EdgesGeometry no longer supports THREE.Geometry. Use THREE.BufferGeometry instead.");const n=Math.pow(10,4),i=Math.cos(Hn*e),r=t.getIndex(),s=t.getAttribute("position"),a=r?r.count:s.count,o=[0,0,0],l=["a","b","c"],c=new Array(3),h={},u=[];for(let t=0;t0)for(s=e;s=e;s-=i)a=Gc(s,t[s],t[s+1],a);return a&&Nc(a,a.next)&&(Uc(a),a=a.next),a}function _c(t,e){if(!t)return t;e||(e=t);let n,i=t;do{if(n=!1,i.steiner||!Nc(i,i.next)&&0!==Ic(i.prev,i,i.next))i=i.next;else{if(Uc(i),i=e=i.prev,i===i.next)break;n=!0}}while(n||i!==e);return e}function bc(t,e,n,i,r,s,a){if(!t)return;!a&&s&&function(t,e,n,i){let r=t;do{null===r.z&&(r.z=Rc(r.x,r.y,e,n,i)),r.prevZ=r.prev,r.nextZ=r.next,r=r.next}while(r!==t);r.prevZ.nextZ=null,r.prevZ=null,function(t){let e,n,i,r,s,a,o,l,c=1;do{for(n=t,t=null,s=null,a=0;n;){for(a++,i=n,o=0,e=0;e0||l>0&&i;)0!==o&&(0===l||!i||n.z<=i.z)?(r=n,n=n.nextZ,o--):(r=i,i=i.nextZ,l--),s?s.nextZ=r:t=r,r.prevZ=s,s=r;n=i}s.nextZ=null,c*=2}while(a>1)}(r)}(t,i,r,s);let o,l,c=t;for(;t.prev!==t.next;)if(o=t.prev,l=t.next,s?Mc(t,i,r,s):wc(t))e.push(o.i/n),e.push(t.i/n),e.push(l.i/n),Uc(t),t=l.next,c=l.next;else if((t=l)===c){a?1===a?bc(t=Sc(_c(t),e,n),e,n,i,r,s,2):2===a&&Tc(t,e,n,i,r,s):bc(_c(t),e,n,i,r,s,1);break}}function wc(t){const e=t.prev,n=t,i=t.next;if(Ic(e,n,i)>=0)return!1;let r=t.next.next;for(;r!==t.prev;){if(Pc(e.x,e.y,n.x,n.y,i.x,i.y,r.x,r.y)&&Ic(r.prev,r,r.next)>=0)return!1;r=r.next}return!0}function Mc(t,e,n,i){const r=t.prev,s=t,a=t.next;if(Ic(r,s,a)>=0)return!1;const o=r.xs.x?r.x>a.x?r.x:a.x:s.x>a.x?s.x:a.x,h=r.y>s.y?r.y>a.y?r.y:a.y:s.y>a.y?s.y:a.y,u=Rc(o,l,e,n,i),d=Rc(c,h,e,n,i);let p=t.prevZ,m=t.nextZ;for(;p&&p.z>=u&&m&&m.z<=d;){if(p!==t.prev&&p!==t.next&&Pc(r.x,r.y,s.x,s.y,a.x,a.y,p.x,p.y)&&Ic(p.prev,p,p.next)>=0)return!1;if(p=p.prevZ,m!==t.prev&&m!==t.next&&Pc(r.x,r.y,s.x,s.y,a.x,a.y,m.x,m.y)&&Ic(m.prev,m,m.next)>=0)return!1;m=m.nextZ}for(;p&&p.z>=u;){if(p!==t.prev&&p!==t.next&&Pc(r.x,r.y,s.x,s.y,a.x,a.y,p.x,p.y)&&Ic(p.prev,p,p.next)>=0)return!1;p=p.prevZ}for(;m&&m.z<=d;){if(m!==t.prev&&m!==t.next&&Pc(r.x,r.y,s.x,s.y,a.x,a.y,m.x,m.y)&&Ic(m.prev,m,m.next)>=0)return!1;m=m.nextZ}return!0}function Sc(t,e,n){let i=t;do{const r=i.prev,s=i.next.next;!Nc(r,s)&&Bc(r,i,i.next,s)&&Fc(r,s)&&Fc(s,r)&&(e.push(r.i/n),e.push(i.i/n),e.push(s.i/n),Uc(i),Uc(i.next),i=t=s),i=i.next}while(i!==t);return _c(i)}function Tc(t,e,n,i,r,s){let a=t;do{let t=a.next.next;for(;t!==a.prev;){if(a.i!==t.i&&Dc(a,t)){let o=Hc(a,t);return a=_c(a,a.next),o=_c(o,o.next),bc(a,e,n,i,r,s),void bc(o,e,n,i,r,s)}t=t.next}a=a.next}while(a!==t)}function Ec(t,e){return t.x-e.x}function Ac(t,e){if(e=function(t,e){let n=e;const i=t.x,r=t.y;let s,a=-1/0;do{if(r<=n.y&&r>=n.next.y&&n.next.y!==n.y){const t=n.x+(r-n.y)*(n.next.x-n.x)/(n.next.y-n.y);if(t<=i&&t>a){if(a=t,t===i){if(r===n.y)return n;if(r===n.next.y)return n.next}s=n.x=n.x&&n.x>=l&&i!==n.x&&Pc(rs.x||n.x===s.x&&Lc(s,n)))&&(s=n,u=h)),n=n.next}while(n!==o);return s}(t,e)){const n=Hc(e,t);_c(e,e.next),_c(n,n.next)}}function Lc(t,e){return Ic(t.prev,t,e.prev)<0&&Ic(e.next,t,t.next)<0}function Rc(t,e,n,i,r){return(t=1431655765&((t=858993459&((t=252645135&((t=16711935&((t=32767*(t-n)*r)|t<<8))|t<<4))|t<<2))|t<<1))|(e=1431655765&((e=858993459&((e=252645135&((e=16711935&((e=32767*(e-i)*r)|e<<8))|e<<4))|e<<2))|e<<1))<<1}function Cc(t){let e=t,n=t;do{(e.x=0&&(t-a)*(i-o)-(n-a)*(e-o)>=0&&(n-a)*(s-o)-(r-a)*(i-o)>=0}function Dc(t,e){return t.next.i!==e.i&&t.prev.i!==e.i&&!function(t,e){let n=t;do{if(n.i!==t.i&&n.next.i!==t.i&&n.i!==e.i&&n.next.i!==e.i&&Bc(n,n.next,t,e))return!0;n=n.next}while(n!==t);return!1}(t,e)&&(Fc(t,e)&&Fc(e,t)&&function(t,e){let n=t,i=!1;const r=(t.x+e.x)/2,s=(t.y+e.y)/2;do{n.y>s!=n.next.y>s&&n.next.y!==n.y&&r<(n.next.x-n.x)*(s-n.y)/(n.next.y-n.y)+n.x&&(i=!i),n=n.next}while(n!==t);return i}(t,e)&&(Ic(t.prev,t,e.prev)||Ic(t,e.prev,e))||Nc(t,e)&&Ic(t.prev,t,t.next)>0&&Ic(e.prev,e,e.next)>0)}function Ic(t,e,n){return(e.y-t.y)*(n.x-e.x)-(e.x-t.x)*(n.y-e.y)}function Nc(t,e){return t.x===e.x&&t.y===e.y}function Bc(t,e,n,i){const r=zc(Ic(t,e,n)),s=zc(Ic(t,e,i)),a=zc(Ic(n,i,t)),o=zc(Ic(n,i,e));return r!==s&&a!==o||!(0!==r||!Oc(t,n,e))||!(0!==s||!Oc(t,i,e))||!(0!==a||!Oc(n,t,i))||!(0!==o||!Oc(n,e,i))}function Oc(t,e,n){return e.x<=Math.max(t.x,n.x)&&e.x>=Math.min(t.x,n.x)&&e.y<=Math.max(t.y,n.y)&&e.y>=Math.min(t.y,n.y)}function zc(t){return t>0?1:t<0?-1:0}function Fc(t,e){return Ic(t.prev,t,t.next)<0?Ic(t,e,t.next)>=0&&Ic(t,t.prev,e)>=0:Ic(t,e,t.prev)<0||Ic(t,t.next,e)<0}function Hc(t,e){const n=new kc(t.i,t.x,t.y),i=new kc(e.i,e.x,e.y),r=t.next,s=e.prev;return t.next=e,e.prev=t,n.next=r,r.prev=n,i.next=n,n.prev=i,s.next=i,i.prev=s,i}function Gc(t,e,n,i){const r=new kc(t,e,n);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function Uc(t){t.next.prev=t.prev,t.prev.next=t.next,t.prevZ&&(t.prevZ.nextZ=t.nextZ),t.nextZ&&(t.nextZ.prevZ=t.prevZ)}function kc(t,e,n){this.i=t,this.x=e,this.y=n,this.prev=null,this.next=null,this.z=null,this.prevZ=null,this.nextZ=null,this.steiner=!1}class Vc{static area(t){const e=t.length;let n=0;for(let i=e-1,r=0;r80*n){o=c=t[0],l=h=t[1];for(let e=n;ec&&(c=u),d>h&&(h=d);p=Math.max(c-o,h-l),p=0!==p?1/p:0}return bc(s,a,n,o,l,p),a}(n,i);for(let t=0;t2&&t[e-1].equals(t[0])&&t.pop()}function jc(t,e){for(let n=0;nNumber.EPSILON){const u=Math.sqrt(h),d=Math.sqrt(l*l+c*c),p=e.x-o/u,m=e.y+a/u,f=((n.x-c/d-p)*c-(n.y+l/d-m)*l)/(a*c-o*l);i=p+a*f-t.x,r=m+o*f-t.y;const g=i*i+r*r;if(g<=2)return new Zn(i,r);s=Math.sqrt(g/2)}else{let t=!1;a>Number.EPSILON?l>Number.EPSILON&&(t=!0):a<-Number.EPSILON?l<-Number.EPSILON&&(t=!0):Math.sign(o)===Math.sign(c)&&(t=!0),t?(i=-o,r=a,s=Math.sqrt(h)):(i=a,r=o,s=Math.sqrt(h/2))}return new Zn(i/s,r/s)}const P=[];for(let t=0,e=E.length,n=e-1,i=t+1;t=0;t--){const e=t/p,n=h*Math.cos(e*Math.PI/2),i=u*Math.sin(e*Math.PI/2)+d;for(let t=0,e=E.length;t=0;){const i=n;let r=n-1;r<0&&(r=t.length-1);for(let t=0,n=o+2*p;t=0?(t(i-o,p,h),u.subVectors(c,h)):(t(i+o,p,h),u.subVectors(h,c)),p-o>=0?(t(i,p-o,h),d.subVectors(c,h)):(t(i,p+o,h),d.subVectors(h,c)),l.crossVectors(u,d).normalize(),s.push(l.x,l.y,l.z),a.push(i,p)}}for(let t=0;t0)&&d.push(e,r,l),(t!==n-1||o=i)){l.push(e.times[t]);for(let n=0;ns.tracks[t].times[0]&&(o=s.tracks[t].times[0]);for(let t=0;t=i.times[u]){const t=u*l+o,e=t+l-o;d=xh.arraySlice(i.values,t,e)}else{const t=i.createInterpolant(),e=o,n=l-o;t.evaluate(s),d=xh.arraySlice(t.resultBuffer,e,n)}"quaternion"===r&&(new si).fromArray(d).normalize().conjugate().toArray(d);const p=a.times.length;for(let t=0;t=r)break t;{const a=e[1];t=r)break e}s=n,n=0}}for(;n>>1;te;)--s;if(++s,0!==r||s!==i){r>=s&&(s=Math.max(s,1),r=s-1);const t=this.getValueSize();this.times=xh.arraySlice(n,r,s),this.values=xh.arraySlice(this.values,r*t,s*t)}return this}validate(){let t=!0;const e=this.getValueSize();e-Math.floor(e)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),t=!1);const n=this.times,i=this.values,r=n.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),t=!1);let s=null;for(let e=0;e!==r;e++){const i=n[e];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,e,i),t=!1;break}if(null!==s&&s>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,e,i,s),t=!1;break}s=i}if(void 0!==i&&xh.isTypedArray(i))for(let e=0,n=i.length;e!==n;++e){const n=i[e];if(isNaN(n)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,e,n),t=!1;break}}return t}optimize(){const t=xh.arraySlice(this.times),e=xh.arraySlice(this.values),n=this.getValueSize(),i=this.getInterpolation()===Ue,r=t.length-1;let s=1;for(let a=1;a0){t[s]=t[r];for(let t=r*n,i=s*n,a=0;a!==n;++a)e[i+a]=e[t+a];++s}return s!==t.length?(this.times=xh.arraySlice(t,0,s),this.values=xh.arraySlice(e,0,s*n)):(this.times=t,this.values=e),this}clone(){const t=xh.arraySlice(this.times,0),e=xh.arraySlice(this.values,0),n=new(0,this.constructor)(this.name,t,e);return n.createInterpolant=this.createInterpolant,n}}Sh.prototype.TimeBufferType=Float32Array,Sh.prototype.ValueBufferType=Float32Array,Sh.prototype.DefaultInterpolation=Ge;class Th extends Sh{}Th.prototype.ValueTypeName="bool",Th.prototype.ValueBufferType=Array,Th.prototype.DefaultInterpolation=He,Th.prototype.InterpolantFactoryMethodLinear=void 0,Th.prototype.InterpolantFactoryMethodSmooth=void 0;class Eh extends Sh{}Eh.prototype.ValueTypeName="color";class Ah extends Sh{}Ah.prototype.ValueTypeName="number";class Lh extends _h{constructor(t,e,n,i){super(t,e,n,i)}interpolate_(t,e,n,i){const r=this.resultBuffer,s=this.sampleValues,a=this.valueSize,o=(n-e)/(i-e);let l=t*a;for(let t=l+a;l!==t;l+=4)si.slerpFlat(r,0,s,l-a,s,l,o);return r}}class Rh extends Sh{InterpolantFactoryMethodLinear(t){return new Lh(this.times,this.values,this.getValueSize(),t)}}Rh.prototype.ValueTypeName="quaternion",Rh.prototype.DefaultInterpolation=Ge,Rh.prototype.InterpolantFactoryMethodSmooth=void 0;class Ch extends Sh{}Ch.prototype.ValueTypeName="string",Ch.prototype.ValueBufferType=Array,Ch.prototype.DefaultInterpolation=He,Ch.prototype.InterpolantFactoryMethodLinear=void 0,Ch.prototype.InterpolantFactoryMethodSmooth=void 0;class Ph extends Sh{}Ph.prototype.ValueTypeName="vector";class Dh{constructor(t,e=-1,n,i=je){this.name=t,this.tracks=n,this.duration=e,this.blendMode=i,this.uuid=Un(),this.duration<0&&this.resetDuration()}static parse(t){const e=[],n=t.tracks,i=1/(t.fps||1);for(let t=0,r=n.length;t!==r;++t)e.push(Ih(n[t]).scale(i));const r=new this(t.name,t.duration,e,t.blendMode);return r.uuid=t.uuid,r}static toJSON(t){const e=[],n=t.tracks,i={name:t.name,duration:t.duration,tracks:e,uuid:t.uuid,blendMode:t.blendMode};for(let t=0,i=n.length;t!==i;++t)e.push(Sh.toJSON(n[t]));return i}static CreateFromMorphTargetSequence(t,e,n,i){const r=e.length,s=[];for(let t=0;t1){const t=s[1];let e=i[t];e||(i[t]=e=[]),e.push(n)}}const s=[];for(const t in i)s.push(this.CreateFromMorphTargetSequence(t,i[t],e,n));return s}static parseAnimation(t,e){if(!t)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(t,e,n,i,r){if(0!==n.length){const s=[],a=[];xh.flattenJSON(n,s,a,i),0!==s.length&&r.push(new t(e,s,a))}},i=[],r=t.name||"default",s=t.fps||30,a=t.blendMode;let o=t.length||-1;const l=t.hierarchy||[];for(let t=0;t0||0===t.search(/^data\:image\/jpeg/);r.format=i?zt:Ft,r.needsUpdate=!0,void 0!==e&&e(r)}),n,i),r}}class qh{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(t,e){const n=this.getUtoTmapping(t);return this.getPoint(n,e)}getPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPoint(n/t));return e}getSpacedPoints(t=5){const e=[];for(let n=0;n<=t;n++)e.push(this.getPointAt(n/t));return e}getLength(){const t=this.getLengths();return t[t.length-1]}getLengths(t=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const e=[];let n,i=this.getPoint(0),r=0;e.push(0);for(let s=1;s<=t;s++)n=this.getPoint(s/t),r+=n.distanceTo(i),e.push(r),i=n;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t,e){const n=this.getLengths();let i=0;const r=n.length;let s;s=e||t*n[r-1];let a,o=0,l=r-1;for(;o<=l;)if(i=Math.floor(o+(l-o)/2),a=n[i]-s,a<0)o=i+1;else{if(!(a>0)){l=i;break}l=i-1}if(i=l,n[i]===s)return i/(r-1);const c=n[i];return(i+(s-c)/(n[i+1]-c))/(r-1)}getTangent(t,e){const n=1e-4;let i=t-n,r=t+n;i<0&&(i=0),r>1&&(r=1);const s=this.getPoint(i),a=this.getPoint(r),o=e||(s.isVector2?new Zn:new ai);return o.copy(a).sub(s).normalize(),o}getTangentAt(t,e){const n=this.getUtoTmapping(t);return this.getTangent(n,e)}computeFrenetFrames(t,e){const n=new ai,i=[],r=[],s=[],a=new ai,o=new zi;for(let e=0;e<=t;e++){const n=e/t;i[e]=this.getTangentAt(n,new ai),i[e].normalize()}r[0]=new ai,s[0]=new ai;let l=Number.MAX_VALUE;const c=Math.abs(i[0].x),h=Math.abs(i[0].y),u=Math.abs(i[0].z);c<=l&&(l=c,n.set(1,0,0)),h<=l&&(l=h,n.set(0,1,0)),u<=l&&n.set(0,0,1),a.crossVectors(i[0],n).normalize(),r[0].crossVectors(i[0],a),s[0].crossVectors(i[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),s[e]=s[e-1].clone(),a.crossVectors(i[e-1],i[e]),a.length()>Number.EPSILON){a.normalize();const t=Math.acos(kn(i[e-1].dot(i[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}s[e].crossVectors(i[e],r[e])}if(!0===e){let e=Math.acos(kn(r[0].dot(r[t]),-1,1));e/=t,i[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let n=1;n<=t;n++)r[n].applyMatrix4(o.makeRotationAxis(i[n],e*n)),s[n].crossVectors(i[n],r[n])}return{tangents:i,normals:r,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){const t={metadata:{version:4.5,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}}class Xh extends qh{constructor(t=0,e=0,n=1,i=1,r=0,s=2*Math.PI,a=!1,o=0){super(),this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=n,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(t,e){const n=e||new Zn,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const s=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(l)/r)+1)*r:0===c&&l===r-1&&(l=r-2,c=1),this.closed||l>0?a=i[(l-1)%r]:(Jh.subVectors(i[0],i[1]).add(i[0]),a=Jh);const h=i[l%r],u=i[(l+1)%r];if(this.closed||l+2i.length-2?i.length-1:s+1],h=i[s>i.length-3?i.length-1:s+2];return n.set(eu(a,o.x,l.x,c.x,h.x),eu(a,o.y,l.y,c.y,h.y)),n}copy(t){super.copy(t),this.points=[];for(let e=0,n=t.points.length;e=e){const t=n[i]-e,r=this.curves[i],s=r.getLength(),a=0===s?0:1-t/s;return r.getPointAt(a)}i++}return null}getLength(){const t=this.getCurveLengths();return t[t.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const t=[];let e=0;for(let n=0,i=this.curves.length;n1&&!e[e.length-1].equals(e[0])&&e.push(e[0]),e}copy(t){super.copy(t),this.curves=[];for(let e=0,n=t.curves.length;e0){const t=l.getPoint(0);t.equals(this.currentPoint)||this.lineTo(t.x,t.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(t){return super.copy(t),this.currentPoint.copy(t.currentPoint),this}toJSON(){const t=super.toJSON();return t.currentPoint=this.currentPoint.toArray(),t}fromJSON(t){return super.fromJSON(t),this.currentPoint.fromArray(t.currentPoint),this}}class mu extends pu{constructor(t){super(t),this.uuid=Un(),this.type="Shape",this.holes=[]}getPointsHoles(t){const e=[];for(let n=0,i=this.holes.length;n0:i.vertexColors=t.vertexColors),void 0!==t.uniforms)for(const e in t.uniforms){const r=t.uniforms[e];switch(i.uniforms[e]={},r.type){case"t":i.uniforms[e].value=n(r.value);break;case"c":i.uniforms[e].value=(new Dr).setHex(r.value);break;case"v2":i.uniforms[e].value=(new Zn).fromArray(r.value);break;case"v3":i.uniforms[e].value=(new ai).fromArray(r.value);break;case"v4":i.uniforms[e].value=(new ni).fromArray(r.value);break;case"m3":i.uniforms[e].value=(new Jn).fromArray(r.value);break;case"m4":i.uniforms[e].value=(new zi).fromArray(r.value);break;default:i.uniforms[e].value=r.value}}if(void 0!==t.defines&&(i.defines=t.defines),void 0!==t.vertexShader&&(i.vertexShader=t.vertexShader),void 0!==t.fragmentShader&&(i.fragmentShader=t.fragmentShader),void 0!==t.extensions)for(const e in t.extensions)i.extensions[e]=t.extensions[e];if(void 0!==t.shading&&(i.flatShading=1===t.shading),void 0!==t.size&&(i.size=t.size),void 0!==t.sizeAttenuation&&(i.sizeAttenuation=t.sizeAttenuation),void 0!==t.map&&(i.map=n(t.map)),void 0!==t.matcap&&(i.matcap=n(t.matcap)),void 0!==t.alphaMap&&(i.alphaMap=n(t.alphaMap)),void 0!==t.bumpMap&&(i.bumpMap=n(t.bumpMap)),void 0!==t.bumpScale&&(i.bumpScale=t.bumpScale),void 0!==t.normalMap&&(i.normalMap=n(t.normalMap)),void 0!==t.normalMapType&&(i.normalMapType=t.normalMapType),void 0!==t.normalScale){let e=t.normalScale;!1===Array.isArray(e)&&(e=[e,e]),i.normalScale=(new Zn).fromArray(e)}return void 0!==t.displacementMap&&(i.displacementMap=n(t.displacementMap)),void 0!==t.displacementScale&&(i.displacementScale=t.displacementScale),void 0!==t.displacementBias&&(i.displacementBias=t.displacementBias),void 0!==t.roughnessMap&&(i.roughnessMap=n(t.roughnessMap)),void 0!==t.metalnessMap&&(i.metalnessMap=n(t.metalnessMap)),void 0!==t.emissiveMap&&(i.emissiveMap=n(t.emissiveMap)),void 0!==t.emissiveIntensity&&(i.emissiveIntensity=t.emissiveIntensity),void 0!==t.specularMap&&(i.specularMap=n(t.specularMap)),void 0!==t.envMap&&(i.envMap=n(t.envMap)),void 0!==t.envMapIntensity&&(i.envMapIntensity=t.envMapIntensity),void 0!==t.reflectivity&&(i.reflectivity=t.reflectivity),void 0!==t.refractionRatio&&(i.refractionRatio=t.refractionRatio),void 0!==t.lightMap&&(i.lightMap=n(t.lightMap)),void 0!==t.lightMapIntensity&&(i.lightMapIntensity=t.lightMapIntensity),void 0!==t.aoMap&&(i.aoMap=n(t.aoMap)),void 0!==t.aoMapIntensity&&(i.aoMapIntensity=t.aoMapIntensity),void 0!==t.gradientMap&&(i.gradientMap=n(t.gradientMap)),void 0!==t.clearcoatMap&&(i.clearcoatMap=n(t.clearcoatMap)),void 0!==t.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=n(t.clearcoatRoughnessMap)),void 0!==t.clearcoatNormalMap&&(i.clearcoatNormalMap=n(t.clearcoatNormalMap)),void 0!==t.clearcoatNormalScale&&(i.clearcoatNormalScale=(new Zn).fromArray(t.clearcoatNormalScale)),void 0!==t.transmission&&(i.transmission=t.transmission),void 0!==t.transmissionMap&&(i.transmissionMap=n(t.transmissionMap)),i}setTextures(t){return this.textures=t,this}}class Ou{static decodeText(t){if("undefined"!=typeof TextDecoder)return(new TextDecoder).decode(t);let e="";for(let n=0,i=t.length;n0){const n=new Bh(e);r=new kh(n),r.setCrossOrigin(this.crossOrigin);for(let e=0,n=t.length;eNumber.EPSILON){if(l<0&&(n=e[s],o=-o,a=e[r],l=-l),t.ya.y)continue;if(t.y===n.y){if(t.x===n.x)return!0}else{const e=l*(t.x-n.x)-o*(t.y-n.y);if(0===e)return!0;if(e<0)continue;i=!i}}else{if(t.y!==n.y)continue;if(a.x<=t.x&&t.x<=n.x||n.x<=t.x&&t.x<=a.x)return!0}}return i}const r=Vc.isClockWise,s=this.subPaths;if(0===s.length)return[];if(!0===e)return n(s);let a,o,l;const c=[];if(1===s.length)return o=s[0],l=new mu,l.curves=o.curves,c.push(l),c;let h=!r(s[0].getPoints());h=t?!h:h;const u=[],d=[];let p,m,f=[],g=0;d[g]=void 0,f[g]=[];for(let e=0,n=s.length;e1){let t=!1;const e=[];for(let t=0,e=d.length;t0&&(t||(f=u))}for(let t=0,e=d.length;t0){this.source.connect(this.filters[0]);for(let t=1,e=this.filters.length;t0){this.source.disconnect(this.filters[0]);for(let t=1,e=this.filters.length;t0&&this._mixBufferRegionAdditive(n,i,this._addIndex*e,1,e);for(let t=e,r=e+e;t!==r;++t)if(n[t]!==n[t+e]){a.setValue(n,i);break}}saveOriginalState(){const t=this.binding,e=this.buffer,n=this.valueSize,i=n*this._origIndex;t.getValue(e,i);for(let t=n,r=i;t!==r;++t)e[t]=e[i+t%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const t=3*this.valueSize;this.binding.setValue(this.buffer,t)}_setAdditiveIdentityNumeric(){const t=this._addIndex*this.valueSize,e=t+this.valueSize;for(let n=t;n=.5)for(let i=0;i!==r;++i)t[e+i]=t[n+i]}_slerp(t,e,n,i){si.slerpFlat(t,e,t,e,t,n,i)}_slerpAdditive(t,e,n,i,r){const s=this._workIndex*r;si.multiplyQuaternionsFlat(t,s,t,e,t,n),si.slerpFlat(t,e,t,e,t,s,i)}_lerp(t,e,n,i,r){const s=1-i;for(let a=0;a!==r;++a){const r=e+a;t[r]=t[r]*s+t[n+a]*i}}_lerpAdditive(t,e,n,i,r){for(let s=0;s!==r;++s){const r=e+s;t[r]=t[r]+t[n+s]*i}}}const yd=new RegExp("[\\[\\]\\.:\\/]","g"),xd="[^\\[\\]\\.:\\/]",_d="[^"+"\\[\\]\\.:\\/".replace("\\.","")+"]",bd=/((?:WC+[\/:])*)/.source.replace("WC",xd),wd=/(WCOD+)?/.source.replace("WCOD",_d),Md=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",xd),Sd=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",xd),Td=new RegExp("^"+bd+wd+Md+Sd+"$"),Ed=["material","materials","bones"];class Ad{constructor(t,e,n){this.path=e,this.parsedPath=n||Ad.parseTrackName(e),this.node=Ad.findNode(t,this.parsedPath.nodeName)||t,this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(t,e,n){return t&&t.isAnimationObjectGroup?new Ad.Composite(t,e,n):new Ad(t,e,n)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(yd,"")}static parseTrackName(t){const e=Td.exec(t);if(!e)throw new Error("PropertyBinding: Cannot parse trackName: "+t);const n={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},i=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const t=n.nodeName.substring(i+1);-1!==Ed.indexOf(t)&&(n.nodeName=n.nodeName.substring(0,i),n.objectName=t)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+t);return n}static findNode(t,e){if(!e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){const n=t.skeleton.getBoneByName(e);if(void 0!==n)return n}if(t.children){const n=function(t){for(let i=0;i=r){const s=r++,c=t[s];e[c.uuid]=l,t[l]=c,e[o]=s,t[s]=a;for(let t=0,e=i;t!==e;++t){const e=n[t],i=e[s],r=e[l];e[l]=i,e[s]=r}}}this.nCachedObjects_=r}uncache(){const t=this._objects,e=this._indicesByUUID,n=this._bindings,i=n.length;let r=this.nCachedObjects_,s=t.length;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a].uuid,l=e[o];if(void 0!==l)if(delete e[o],l0&&(e[a.uuid]=l),t[l]=a,t.pop();for(let t=0,e=i;t!==e;++t){const e=n[t];e[l]=e[r],e.pop()}}}this.nCachedObjects_=r}subscribe_(t,e){const n=this._bindingsIndicesByPath;let i=n[t];const r=this._bindings;if(void 0!==i)return r[i];const s=this._paths,a=this._parsedPaths,o=this._objects,l=o.length,c=this.nCachedObjects_,h=new Array(l);i=r.length,n[t]=i,s.push(t),a.push(e),r.push(h);for(let n=c,i=o.length;n!==i;++n){const i=o[n];h[n]=new Ad(i,t,e)}return h}unsubscribe_(t){const e=this._bindingsIndicesByPath,n=e[t];if(void 0!==n){const i=this._paths,r=this._parsedPaths,s=this._bindings,a=s.length-1,o=s[a];e[t[a]]=n,s[n]=o,s.pop(),r[n]=r[a],r.pop(),i[n]=i[a],i.pop()}}}Ld.prototype.isAnimationObjectGroup=!0;class Rd{constructor(t,e,n=null,i=e.blendMode){this._mixer=t,this._clip=e,this._localRoot=n,this.blendMode=i;const r=e.tracks,s=r.length,a=new Array(s),o={endingStart:ke,endingEnd:ke};for(let t=0;t!==s;++t){const e=r[t].createInterpolant(null);a[t]=e,e.settings=o}this._interpolantSettings=o,this._interpolants=a,this._propertyBindings=new Array(s),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=ze,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(t){return this._startTime=t,this}setLoop(t,e){return this.loop=t,this.repetitions=e,this}setEffectiveWeight(t){return this.weight=t,this._effectiveWeight=this.enabled?t:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(t){return this._scheduleFading(t,0,1)}fadeOut(t){return this._scheduleFading(t,1,0)}crossFadeFrom(t,e,n){if(t.fadeOut(e),this.fadeIn(e),n){const n=this._clip.duration,i=t._clip.duration,r=i/n,s=n/i;t.warp(1,r,e),this.warp(s,1,e)}return this}crossFadeTo(t,e,n){return t.crossFadeFrom(this,e,n)}stopFading(){const t=this._weightInterpolant;return null!==t&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}setEffectiveTimeScale(t){return this.timeScale=t,this._effectiveTimeScale=this.paused?0:t,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(t){return this.timeScale=this._clip.duration/t,this.stopWarping()}syncWith(t){return this.time=t.time,this.timeScale=t.timeScale,this.stopWarping()}halt(t){return this.warp(this._effectiveTimeScale,0,t)}warp(t,e,n){const i=this._mixer,r=i.time,s=this.timeScale;let a=this._timeScaleInterpolant;null===a&&(a=i._lendControlInterpolant(),this._timeScaleInterpolant=a);const o=a.parameterPositions,l=a.sampleValues;return o[0]=r,o[1]=r+n,l[0]=t/s,l[1]=e/s,this}stopWarping(){const t=this._timeScaleInterpolant;return null!==t&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(t)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(t,e,n,i){if(!this.enabled)return void this._updateWeight(t);const r=this._startTime;if(null!==r){const i=(t-r)*n;if(i<0||0===n)return;this._startTime=null,e=n*i}e*=this._updateTimeScale(t);const s=this._updateTime(e),a=this._updateWeight(t);if(a>0){const t=this._interpolants,e=this._propertyBindings;switch(this.blendMode){case qe:for(let n=0,i=t.length;n!==i;++n)t[n].evaluate(s),e[n].accumulateAdditive(a);break;case je:default:for(let n=0,r=t.length;n!==r;++n)t[n].evaluate(s),e[n].accumulate(i,a)}}}_updateWeight(t){let e=0;if(this.enabled){e=this.weight;const n=this._weightInterpolant;if(null!==n){const i=n.evaluate(t)[0];e*=i,t>n.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=e,e}_updateTimeScale(t){let e=0;if(!this.paused){e=this.timeScale;const n=this._timeScaleInterpolant;null!==n&&(e*=n.evaluate(t)[0],t>n.parameterPositions[1]&&(this.stopWarping(),0===e?this.paused=!0:this.timeScale=e))}return this._effectiveTimeScale=e,e}_updateTime(t){const e=this._clip.duration,n=this.loop;let i=this.time+t,r=this._loopCount;const s=n===Fe;if(0===t)return-1===r?i:s&&1==(1&r)?e-i:i;if(n===Oe){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));t:{if(i>=e)i=e;else{if(!(i<0)){this.time=i;break t}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t<0?-1:1})}}else{if(-1===r&&(t>=0?(r=0,this._setEndings(!0,0===this.repetitions,s)):this._setEndings(0===this.repetitions,!0,s)),i>=e||i<0){const n=Math.floor(i/e);i-=e*n,r+=Math.abs(n);const a=this.repetitions-r;if(a<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=t>0?e:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:t>0?1:-1});else{if(1===a){const e=t<0;this._setEndings(e,!e,s)}else this._setEndings(!1,!1,s);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=i;if(s&&1==(1&r))return e-i}return i}_setEndings(t,e,n){const i=this._interpolantSettings;n?(i.endingStart=Ve,i.endingEnd=Ve):(i.endingStart=t?this.zeroSlopeAtStart?Ve:ke:We,i.endingEnd=e?this.zeroSlopeAtEnd?Ve:ke:We)}_scheduleFading(t,e,n){const i=this._mixer,r=i.time;let s=this._weightInterpolant;null===s&&(s=i._lendControlInterpolant(),this._weightInterpolant=s);const a=s.parameterPositions,o=s.sampleValues;return a[0]=r,o[0]=e,a[1]=r+t,o[1]=n,this}}class Cd extends On{constructor(t){super(),this._root=t,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(t,e){const n=t._localRoot||this._root,i=t._clip.tracks,r=i.length,s=t._propertyBindings,a=t._interpolants,o=n.uuid,l=this._bindingsByRootAndName;let c=l[o];void 0===c&&(c={},l[o]=c);for(let t=0;t!==r;++t){const r=i[t],l=r.name;let h=c[l];if(void 0!==h)s[t]=h;else{if(h=s[t],void 0!==h){null===h._cacheIndex&&(++h.referenceCount,this._addInactiveBinding(h,o,l));continue}const i=e&&e._propertyBindings[t].binding.parsedPath;h=new vd(Ad.create(n,l,i),r.ValueTypeName,r.getValueSize()),++h.referenceCount,this._addInactiveBinding(h,o,l),s[t]=h}a[t].resultBuffer=h.buffer}}_activateAction(t){if(!this._isActiveAction(t)){if(null===t._cacheIndex){const e=(t._localRoot||this._root).uuid,n=t._clip.uuid,i=this._actionsByClip[n];this._bindAction(t,i&&i.knownActions[0]),this._addInactiveAction(t,n,e)}const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(t)}}_deactivateAction(t){if(this._isActiveAction(t)){const e=t._propertyBindings;for(let t=0,n=e.length;t!==n;++t){const n=e[t];0==--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(t)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const t=this;this.stats={actions:{get total(){return t._actions.length},get inUse(){return t._nActiveActions}},bindings:{get total(){return t._bindings.length},get inUse(){return t._nActiveBindings}},controlInterpolants:{get total(){return t._controlInterpolants.length},get inUse(){return t._nActiveControlInterpolants}}}}_isActiveAction(t){const e=t._cacheIndex;return null!==e&&e=0;--e)t[e].stop();return this}update(t){t*=this.timeScale;const e=this._actions,n=this._nActiveActions,i=this.time+=t,r=Math.sign(t),s=this._accuIndex^=1;for(let a=0;a!==n;++a)e[a]._update(i,t,r,s);const a=this._bindings,o=this._nActiveBindings;for(let t=0;t!==o;++t)a[t].apply(s);return this}setTime(t){this.time=0;for(let t=0;tthis.max.x||t.ythis.max.y)}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y}getParameter(t,e){return void 0===e&&(console.warn("THREE.Box2: .getParameter() target is now required"),e=new Zn),e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(t){return!(t.max.xthis.max.x||t.max.ythis.max.y)}clampPoint(t,e){return void 0===e&&(console.warn("THREE.Box2: .clampPoint() target is now required"),e=new Zn),e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return Hd.copy(t).clamp(this.min,this.max).sub(t).length()}intersect(t){return this.min.max(t.min),this.max.min(t.max),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}}Gd.prototype.isBox2=!0;const Ud=new ai,kd=new ai;class Vd{constructor(t=new ai,e=new ai){this.start=t,this.end=e}set(t,e){return this.start.copy(t),this.end.copy(e),this}copy(t){return this.start.copy(t.start),this.end.copy(t.end),this}getCenter(t){return void 0===t&&(console.warn("THREE.Line3: .getCenter() target is now required"),t=new ai),t.addVectors(this.start,this.end).multiplyScalar(.5)}delta(t){return void 0===t&&(console.warn("THREE.Line3: .delta() target is now required"),t=new ai),t.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(t,e){return void 0===e&&(console.warn("THREE.Line3: .at() target is now required"),e=new ai),this.delta(e).multiplyScalar(t).add(this.start)}closestPointToPointParameter(t,e){Ud.subVectors(t,this.start),kd.subVectors(this.end,this.start);const n=kd.dot(kd);let i=kd.dot(Ud)/n;return e&&(i=kn(i,0,1)),i}closestPointToPoint(t,e,n){const i=this.closestPointToPointParameter(t,e);return void 0===n&&(console.warn("THREE.Line3: .closestPointToPoint() target is now required"),n=new ai),this.delta(n).multiplyScalar(i).add(this.start)}applyMatrix4(t){return this.start.applyMatrix4(t),this.end.applyMatrix4(t),this}equals(t){return t.start.equals(this.start)&&t.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}class Wd extends lr{constructor(t){super(),this.material=t,this.render=function(){},this.hasPositions=!1,this.hasNormals=!1,this.hasColors=!1,this.hasUvs=!1,this.positionArray=null,this.normalArray=null,this.colorArray=null,this.uvArray=null,this.count=0}}Wd.prototype.isImmediateRenderObject=!0;const jd=new ai;class qd extends lr{constructor(t,e){super(),this.light=t,this.light.updateMatrixWorld(),this.matrix=t.matrixWorld,this.matrixAutoUpdate=!1,this.color=e;const n=new is,i=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let t=0,e=1,n=32;t.99999)this.quaternion.set(0,0,0,1);else if(t.y<-.99999)this.quaternion.set(1,0,0,0);else{vp.set(t.z,0,-t.x).normalize();const e=Math.acos(t.y);this.quaternion.setFromAxisAngle(vp,e)}}setLength(t,e=.2*t,n=.2*e){this.line.scale.set(1,Math.max(1e-4,t-e),1),this.line.updateMatrix(),this.cone.scale.set(n,e,n),this.cone.position.y=t,this.cone.updateMatrix()}setColor(t){this.line.material.color.set(t),this.cone.material.color.set(t)}copy(t){return super.copy(t,!1),this.line.copy(t.line),this.cone.copy(t.cone),this}}class bp extends Jl{constructor(t=1){const e=[0,0,0,t,0,0,0,0,0,0,t,0,0,0,0,0,0,t],n=new is;n.setAttribute("position",new jr(e,3)),n.setAttribute("color",new jr([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3)),super(n,new Ul({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const wp=new Float32Array(1),Mp=new Int32Array(wp.buffer);class Sp{static toHalfFloat(t){wp[0]=t;const e=Mp[0];let n=e>>16&32768,i=e>>12&2047;const r=e>>23&255;return r<103?n:r>142?(n|=31744,n|=(255==r?0:1)&&8388607&e,n):r<113?(i|=2048,n|=(i>>114-r)+(i>>113-r&1),n):(n|=r-112<<10|i>>1,n+=1&i,n)}}const Tp=Math.pow(2,8),Ep=[.125,.215,.35,.446,.526,.582],Ap=5+Ep.length,Lp={[Je]:0,[Qe]:1,[$e]:2,[en]:3,[nn]:4,[rn]:5,[Ke]:6},Rp=new Ir({side:f,depthWrite:!1,depthTest:!1}),Cp=new bs(new Ms,Rp),Pp=new Lu,{_lodPlanes:Dp,_sizeLods:Ip,_sigmas:Np}=Vp(),Bp=new Dr;let Op=null;const zp=(1+Math.sqrt(5))/2,Fp=1/zp,Hp=[new ai(1,1,1),new ai(-1,1,1),new ai(1,1,-1),new ai(-1,1,-1),new ai(0,zp,Fp),new ai(0,zp,-Fp),new ai(Fp,0,zp),new ai(-Fp,0,zp),new ai(zp,Fp,0),new ai(-zp,Fp,0)];function Gp(t){const e=Math.max(t.r,t.g,t.b),n=Math.min(Math.max(Math.ceil(Math.log2(e)),-128),127);return t.multiplyScalar(Math.pow(2,-n)),(n+128)/255}class Up{constructor(t){this._renderer=t,this._pingPongRenderTarget=null,this._blurMaterial=function(t){const e=new Float32Array(20),n=new ai(0,1,0);return new ch({name:"SphericalGaussianBlur",defines:{n:20},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:e},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:n},inputEncoding:{value:Lp[Je]},outputEncoding:{value:Lp[Je]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include \n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include \n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t",blending:x,depthTest:!1,depthWrite:!1})}(),this._equirectShader=null,this._cubemapShader=null,this._compileMaterial(this._blurMaterial)}fromScene(t,e=0,n=.1,i=100){Op=this._renderer.getRenderTarget();const r=this._allocateTargets();return this._sceneToCubeUV(t,n,i,r),e>0&&this._blur(r,0,0,e),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(t){return this._fromTexture(t)}fromCubemap(t){return this._fromTexture(t)}compileCubemapShader(){null===this._cubemapShader&&(this._cubemapShader=Xp(),this._compileMaterial(this._cubemapShader))}compileEquirectangularShader(){null===this._equirectShader&&(this._equirectShader=qp(),this._compileMaterial(this._equirectShader))}dispose(){this._blurMaterial.dispose(),null!==this._cubemapShader&&this._cubemapShader.dispose(),null!==this._equirectShader&&this._equirectShader.dispose();for(let t=0;t2?Tp:0,Tp,Tp),o.setRenderTarget(i),u&&o.render(Cp,r),o.render(t,r)}o.toneMapping=h,o.outputEncoding=c,o.autoClear=l}_textureToCubeUV(t,e){const n=this._renderer;t.isCubeTexture?null==this._cubemapShader&&(this._cubemapShader=Xp()):null==this._equirectShader&&(this._equirectShader=qp());const i=t.isCubeTexture?this._cubemapShader:this._equirectShader,r=new bs(Dp[0],i),s=i.uniforms;s.envMap.value=t,t.isCubeTexture||s.texelSize.value.set(1/t.image.width,1/t.image.height),s.inputEncoding.value=Lp[t.encoding],s.outputEncoding.value=Lp[e.texture.encoding],jp(e,0,0,3*Tp,2*Tp),n.setRenderTarget(e),n.render(r,Pp)}_applyPMREM(t){const e=this._renderer,n=e.autoClear;e.autoClear=!1;for(let e=1;e20&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const f=[];let g=0;for(let t=0;t<20;++t){const e=t/p,n=Math.exp(-e*e/2);f.push(n),0==t?g+=n:t4?i-8+4:0),3*v,2*v),o.setRenderTarget(e),o.render(c,Pp)}}function kp(t){return void 0!==t&&t.type===St&&(t.encoding===Je||t.encoding===Qe||t.encoding===Ke)}function Vp(){const t=[],e=[],n=[];let i=8;for(let r=0;r4?a=Ep[r-8+4-1]:0==r&&(a=0),n.push(a);const o=1/(s-1),l=-o/2,c=1+o/2,h=[l,l,c,l,c,c,l,l,c,c,l,c],u=6,d=6,p=3,m=2,f=1,g=new Float32Array(p*d*u),v=new Float32Array(m*d*u),y=new Float32Array(f*d*u);for(let t=0;t2?0:-1,i=[e,n,0,e+2/3,n,0,e+2/3,n+1,0,e,n,0,e+2/3,n+1,0,e,n+1,0];g.set(i,p*d*t),v.set(h,m*d*t);const r=[t,t,t,t,t,t];y.set(r,f*d*t)}const x=new is;x.setAttribute("position",new Or(g,p)),x.setAttribute("uv",new Or(v,m)),x.setAttribute("faceIndex",new Or(y,f)),t.push(x),i>4&&i--}return{_lodPlanes:t,_sizeLods:e,_sigmas:n}}function Wp(t){const e=new ii(3*Tp,3*Tp,t);return e.texture.mapping=ct,e.texture.name="PMREM.cubeUv",e.scissorTest=!0,e}function jp(t,e,n,i,r){t.viewport.set(e,n,i,r),t.scissor.set(e,n,i,r)}function qp(){const t=new Zn(1,1);return new ch({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null},texelSize:{value:t},inputEncoding:{value:Lp[Je]},outputEncoding:{value:Lp[Je]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform vec2 texelSize;\n\n\t\t\t\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include \n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t\n\n\t\t\t#include \n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tvec2 f = fract( uv / texelSize - 0.5 );\n\t\t\t\tuv -= f * texelSize;\n\t\t\t\tvec3 tl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x += texelSize.x;\n\t\t\t\tvec3 tr = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.y += texelSize.y;\n\t\t\t\tvec3 br = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\t\t\t\tuv.x -= texelSize.x;\n\t\t\t\tvec3 bl = envMapTexelToLinear( texture2D ( envMap, uv ) ).rgb;\n\n\t\t\t\tvec3 tm = mix( tl, tr, f.x );\n\t\t\t\tvec3 bm = mix( bl, br, f.x );\n\t\t\t\tgl_FragColor.rgb = mix( tm, bm, f.y );\n\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t",blending:x,depthTest:!1,depthWrite:!1})}function Xp(){return new ch({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},inputEncoding:{value:Lp[Je]},outputEncoding:{value:Lp[Je]}},vertexShader:"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute vec3 position;\n\t\tattribute vec2 uv;\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t",fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\t\n\n\t\tuniform int inputEncoding;\n\t\tuniform int outputEncoding;\n\n\t\t#include \n\n\t\tvec4 inputTexelToLinear( vec4 value ) {\n\n\t\t\tif ( inputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( inputEncoding == 1 ) {\n\n\t\t\t\treturn sRGBToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 2 ) {\n\n\t\t\t\treturn RGBEToLinear( value );\n\n\t\t\t} else if ( inputEncoding == 3 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 7.0 );\n\n\t\t\t} else if ( inputEncoding == 4 ) {\n\n\t\t\t\treturn RGBMToLinear( value, 16.0 );\n\n\t\t\t} else if ( inputEncoding == 5 ) {\n\n\t\t\t\treturn RGBDToLinear( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn GammaToLinear( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 linearToOutputTexel( vec4 value ) {\n\n\t\t\tif ( outputEncoding == 0 ) {\n\n\t\t\t\treturn value;\n\n\t\t\t} else if ( outputEncoding == 1 ) {\n\n\t\t\t\treturn LinearTosRGB( value );\n\n\t\t\t} else if ( outputEncoding == 2 ) {\n\n\t\t\t\treturn LinearToRGBE( value );\n\n\t\t\t} else if ( outputEncoding == 3 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 7.0 );\n\n\t\t\t} else if ( outputEncoding == 4 ) {\n\n\t\t\t\treturn LinearToRGBM( value, 16.0 );\n\n\t\t\t} else if ( outputEncoding == 5 ) {\n\n\t\t\t\treturn LinearToRGBD( value, 256.0 );\n\n\t\t\t} else {\n\n\t\t\t\treturn LinearToGamma( value, 2.2 );\n\n\t\t\t}\n\n\t\t}\n\n\t\tvec4 envMapTexelToLinear( vec4 color ) {\n\n\t\t\treturn inputTexelToLinear( color );\n\n\t\t}\n\t\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb = envMapTexelToLinear( textureCube( envMap, vec3( - vOutputDirection.x, vOutputDirection.yz ) ) ).rgb;\n\t\t\t\tgl_FragColor = linearToOutputTexel( gl_FragColor );\n\n\t\t\t}\n\t\t",blending:x,depthTest:!1,depthWrite:!1})}const Yp=0,Zp=1,Jp=0,Qp=1,Kp=2;function $p(t){return console.warn("THREE.MeshFaceMaterial has been removed. Use an Array instead."),t}function tm(t=[]){return console.warn("THREE.MultiMaterial has been removed. Use an Array instead."),t.isMultiMaterial=!0,t.materials=t,t.clone=function(){return t.slice()},t}function em(t,e){return console.warn("THREE.PointCloud has been renamed to THREE.Points."),new ic(t,e)}function nm(t){return console.warn("THREE.Particle has been renamed to THREE.Sprite."),new bl(t)}function im(t,e){return console.warn("THREE.ParticleSystem has been renamed to THREE.Points."),new ic(t,e)}function rm(t){return console.warn("THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial."),new Kl(t)}function sm(t){return console.warn("THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial."),new Kl(t)}function am(t){return console.warn("THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial."),new Kl(t)}function om(t,e,n){return console.warn("THREE.Vertex has been removed. Use THREE.Vector3 instead."),new ai(t,e,n)}function lm(t,e){return console.warn("THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setUsage( THREE.DynamicDrawUsage ) instead."),new Or(t,e).setUsage(En)}function cm(t,e){return console.warn("THREE.Int8Attribute has been removed. Use new THREE.Int8BufferAttribute() instead."),new zr(t,e)}function hm(t,e){return console.warn("THREE.Uint8Attribute has been removed. Use new THREE.Uint8BufferAttribute() instead."),new Fr(t,e)}function um(t,e){return console.warn("THREE.Uint8ClampedAttribute has been removed. Use new THREE.Uint8ClampedBufferAttribute() instead."),new Hr(t,e)}function dm(t,e){return console.warn("THREE.Int16Attribute has been removed. Use new THREE.Int16BufferAttribute() instead."),new Gr(t,e)}function pm(t,e){return console.warn("THREE.Uint16Attribute has been removed. Use new THREE.Uint16BufferAttribute() instead."),new Ur(t,e)}function mm(t,e){return console.warn("THREE.Int32Attribute has been removed. Use new THREE.Int32BufferAttribute() instead."),new kr(t,e)}function fm(t,e){return console.warn("THREE.Uint32Attribute has been removed. Use new THREE.Uint32BufferAttribute() instead."),new Vr(t,e)}function gm(t,e){return console.warn("THREE.Float32Attribute has been removed. Use new THREE.Float32BufferAttribute() instead."),new jr(t,e)}function vm(t,e){return console.warn("THREE.Float64Attribute has been removed. Use new THREE.Float64BufferAttribute() instead."),new qr(t,e)}function ym(t){return console.warn("THREE.AxisHelper has been renamed to THREE.AxesHelper."),new bp(t)}function xm(t,e){return console.warn("THREE.BoundingBoxHelper has been deprecated. Creating a THREE.BoxHelper instead."),new mp(t,e)}function _m(t,e){return console.warn("THREE.EdgesHelper has been removed. Use THREE.EdgesGeometry instead."),new Jl(new yc(t.geometry),new Ul({color:void 0!==e?e:16777215}))}function bm(t,e){return console.warn("THREE.WireframeHelper has been removed. Use THREE.WireframeGeometry instead."),new Jl(new ah(t.geometry),new Ul({color:void 0!==e?e:16777215}))}function wm(t){return console.warn("THREE.XHRLoader has been renamed to THREE.FileLoader."),new Hh(t)}function Mm(t){return console.warn("THREE.BinaryTextureLoader has been renamed to THREE.DataTextureLoader."),new Wh(t)}function Sm(t,e,n){return console.warn("THREE.WebGLRenderTargetCube( width, height, options ) is now WebGLCubeRenderTarget( size, options )."),new Is(t,n)}function Tm(){console.error("THREE.CanvasRenderer has been removed")}function Em(){console.error("THREE.JSONLoader has been removed.")}qh.create=function(t,e){return console.log("THREE.Curve.create() has been deprecated"),t.prototype=Object.create(qh.prototype),t.prototype.constructor=t,t.prototype.getPoint=e,t},pu.prototype.fromPoints=function(t){return console.warn("THREE.Path: .fromPoints() has been renamed to .setFromPoints()."),this.setFromPoints(t)},ip.prototype.setColors=function(){console.error("THREE.GridHelper: setColors() has been deprecated, pass them in the constructor instead.")},Jd.prototype.update=function(){console.error("THREE.SkeletonHelper: update() no longer needs to be called.")},zh.prototype.extractUrlBase=function(t){return console.warn("THREE.Loader: .extractUrlBase() has been deprecated. Use THREE.LoaderUtils.extractUrlBase() instead."),Ou.extractUrlBase(t)},zh.Handlers={add:function(){console.error("THREE.Loader: Handlers.add() has been removed. Use LoadingManager.addHandler() instead.")},get:function(){console.error("THREE.Loader: Handlers.get() has been removed. Use LoadingManager.getHandler() instead.")}},Gd.prototype.center=function(t){return console.warn("THREE.Box2: .center() has been renamed to .getCenter()."),this.getCenter(t)},Gd.prototype.empty=function(){return console.warn("THREE.Box2: .empty() has been renamed to .isEmpty()."),this.isEmpty()},Gd.prototype.isIntersectionBox=function(t){return console.warn("THREE.Box2: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},Gd.prototype.size=function(t){return console.warn("THREE.Box2: .size() has been renamed to .getSize()."),this.getSize(t)},ci.prototype.center=function(t){return console.warn("THREE.Box3: .center() has been renamed to .getCenter()."),this.getCenter(t)},ci.prototype.empty=function(){return console.warn("THREE.Box3: .empty() has been renamed to .isEmpty()."),this.isEmpty()},ci.prototype.isIntersectionBox=function(t){return console.warn("THREE.Box3: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},ci.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Box3: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},ci.prototype.size=function(t){return console.warn("THREE.Box3: .size() has been renamed to .getSize()."),this.getSize(t)},Li.prototype.empty=function(){return console.warn("THREE.Sphere: .empty() has been renamed to .isEmpty()."),this.isEmpty()},zs.prototype.setFromMatrix=function(t){return console.warn("THREE.Frustum: .setFromMatrix() has been renamed to .setFromProjectionMatrix()."),this.setFromProjectionMatrix(t)},Vd.prototype.center=function(t){return console.warn("THREE.Line3: .center() has been renamed to .getCenter()."),this.getCenter(t)},Jn.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix3: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},Jn.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},Jn.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix3: .multiplyVector3Array() has been removed.")},Jn.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix3: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix3( matrix ) instead."),t.applyMatrix3(this)},Jn.prototype.applyToVector3Array=function(){console.error("THREE.Matrix3: .applyToVector3Array() has been removed.")},Jn.prototype.getInverse=function(t){return console.warn("THREE.Matrix3: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},zi.prototype.extractPosition=function(t){return console.warn("THREE.Matrix4: .extractPosition() has been renamed to .copyPosition()."),this.copyPosition(t)},zi.prototype.flattenToArrayOffset=function(t,e){return console.warn("THREE.Matrix4: .flattenToArrayOffset() has been deprecated. Use .toArray() instead."),this.toArray(t,e)},zi.prototype.getPosition=function(){return console.warn("THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead."),(new ai).setFromMatrixColumn(this,3)},zi.prototype.setRotationFromQuaternion=function(t){return console.warn("THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion()."),this.makeRotationFromQuaternion(t)},zi.prototype.multiplyToArray=function(){console.warn("THREE.Matrix4: .multiplyToArray() has been removed.")},zi.prototype.multiplyVector3=function(t){return console.warn("THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},zi.prototype.multiplyVector4=function(t){return console.warn("THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},zi.prototype.multiplyVector3Array=function(){console.error("THREE.Matrix4: .multiplyVector3Array() has been removed.")},zi.prototype.rotateAxis=function(t){console.warn("THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead."),t.transformDirection(this)},zi.prototype.crossVector=function(t){return console.warn("THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},zi.prototype.translate=function(){console.error("THREE.Matrix4: .translate() has been removed.")},zi.prototype.rotateX=function(){console.error("THREE.Matrix4: .rotateX() has been removed.")},zi.prototype.rotateY=function(){console.error("THREE.Matrix4: .rotateY() has been removed.")},zi.prototype.rotateZ=function(){console.error("THREE.Matrix4: .rotateZ() has been removed.")},zi.prototype.rotateByAxis=function(){console.error("THREE.Matrix4: .rotateByAxis() has been removed.")},zi.prototype.applyToBufferAttribute=function(t){return console.warn("THREE.Matrix4: .applyToBufferAttribute() has been removed. Use attribute.applyMatrix4( matrix ) instead."),t.applyMatrix4(this)},zi.prototype.applyToVector3Array=function(){console.error("THREE.Matrix4: .applyToVector3Array() has been removed.")},zi.prototype.makeFrustum=function(t,e,n,i,r,s){return console.warn("THREE.Matrix4: .makeFrustum() has been removed. Use .makePerspective( left, right, top, bottom, near, far ) instead."),this.makePerspective(t,e,i,n,r,s)},zi.prototype.getInverse=function(t){return console.warn("THREE.Matrix4: .getInverse() has been removed. Use matrixInv.copy( matrix ).invert(); instead."),this.copy(t).invert()},dr.prototype.isIntersectionLine=function(t){return console.warn("THREE.Plane: .isIntersectionLine() has been renamed to .intersectsLine()."),this.intersectsLine(t)},si.prototype.multiplyVector3=function(t){return console.warn("THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead."),t.applyQuaternion(this)},si.prototype.inverse=function(){return console.warn("THREE.Quaternion: .inverse() has been renamed to invert()."),this.invert()},Oi.prototype.isIntersectionBox=function(t){return console.warn("THREE.Ray: .isIntersectionBox() has been renamed to .intersectsBox()."),this.intersectsBox(t)},Oi.prototype.isIntersectionPlane=function(t){return console.warn("THREE.Ray: .isIntersectionPlane() has been renamed to .intersectsPlane()."),this.intersectsPlane(t)},Oi.prototype.isIntersectionSphere=function(t){return console.warn("THREE.Ray: .isIntersectionSphere() has been renamed to .intersectsSphere()."),this.intersectsSphere(t)},Mr.prototype.area=function(){return console.warn("THREE.Triangle: .area() has been renamed to .getArea()."),this.getArea()},Mr.prototype.barycoordFromPoint=function(t,e){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),this.getBarycoord(t,e)},Mr.prototype.midpoint=function(t){return console.warn("THREE.Triangle: .midpoint() has been renamed to .getMidpoint()."),this.getMidpoint(t)},Mr.prototypenormal=function(t){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),this.getNormal(t)},Mr.prototype.plane=function(t){return console.warn("THREE.Triangle: .plane() has been renamed to .getPlane()."),this.getPlane(t)},Mr.barycoordFromPoint=function(t,e,n,i,r){return console.warn("THREE.Triangle: .barycoordFromPoint() has been renamed to .getBarycoord()."),Mr.getBarycoord(t,e,n,i,r)},Mr.normal=function(t,e,n,i){return console.warn("THREE.Triangle: .normal() has been renamed to .getNormal()."),Mr.getNormal(t,e,n,i)},mu.prototype.extractAllPoints=function(t){return console.warn("THREE.Shape: .extractAllPoints() has been removed. Use .extractPoints() instead."),this.extractPoints(t)},mu.prototype.extrude=function(t){return console.warn("THREE.Shape: .extrude() has been removed. Use ExtrudeGeometry() instead."),new qc(this,t)},mu.prototype.makeGeometry=function(t){return console.warn("THREE.Shape: .makeGeometry() has been removed. Use ShapeGeometry() instead."),new $c(this,t)},Zn.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector2: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},Zn.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector2: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},Zn.prototype.lengthManhattan=function(){return console.warn("THREE.Vector2: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},ai.prototype.setEulerFromRotationMatrix=function(){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},ai.prototype.setEulerFromQuaternion=function(){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},ai.prototype.getPositionFromMatrix=function(t){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(t)},ai.prototype.getScaleFromMatrix=function(t){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(t)},ai.prototype.getColumnFromMatrix=function(t,e){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(e,t)},ai.prototype.applyProjection=function(t){return console.warn("THREE.Vector3: .applyProjection() has been removed. Use .applyMatrix4( m ) instead."),this.applyMatrix4(t)},ai.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector3: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},ai.prototype.distanceToManhattan=function(t){return console.warn("THREE.Vector3: .distanceToManhattan() has been renamed to .manhattanDistanceTo()."),this.manhattanDistanceTo(t)},ai.prototype.lengthManhattan=function(){return console.warn("THREE.Vector3: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},ni.prototype.fromAttribute=function(t,e,n){return console.warn("THREE.Vector4: .fromAttribute() has been renamed to .fromBufferAttribute()."),this.fromBufferAttribute(t,e,n)},ni.prototype.lengthManhattan=function(){return console.warn("THREE.Vector4: .lengthManhattan() has been renamed to .manhattanLength()."),this.manhattanLength()},lr.prototype.getChildByName=function(t){return console.warn("THREE.Object3D: .getChildByName() has been renamed to .getObjectByName()."),this.getObjectByName(t)},lr.prototype.renderDepth=function(){console.warn("THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.")},lr.prototype.translate=function(t,e){return console.warn("THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead."),this.translateOnAxis(e,t)},lr.prototype.getWorldRotation=function(){console.error("THREE.Object3D: .getWorldRotation() has been removed. Use THREE.Object3D.getWorldQuaternion( target ) instead.")},lr.prototype.applyMatrix=function(t){return console.warn("THREE.Object3D: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(lr.prototype,{eulerOrder:{get:function(){return console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order},set:function(t){console.warn("THREE.Object3D: .eulerOrder is now .rotation.order."),this.rotation.order=t}},useQuaternion:{get:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")},set:function(){console.warn("THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.")}}}),bs.prototype.setDrawMode=function(){console.error("THREE.Mesh: .setDrawMode() has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")},Object.defineProperties(bs.prototype,{drawMode:{get:function(){return console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode."),Xe},set:function(){console.error("THREE.Mesh: .drawMode has been removed. The renderer now always assumes THREE.TrianglesDrawMode. Transform your geometry via BufferGeometryUtils.toTrianglesDrawMode() if necessary.")}}}),Pl.prototype.initBones=function(){console.error("THREE.SkinnedMesh: initBones() has been removed.")},Rs.prototype.setLens=function(t,e){console.warn("THREE.PerspectiveCamera.setLens is deprecated. Use .setFocalLength and .filmGauge for a photographic setup."),void 0!==e&&(this.filmGauge=e),this.setFocalLength(t)},Object.defineProperties(fu.prototype,{onlyShadow:{set:function(){console.warn("THREE.Light: .onlyShadow has been removed.")}},shadowCameraFov:{set:function(t){console.warn("THREE.Light: .shadowCameraFov is now .shadow.camera.fov."),this.shadow.camera.fov=t}},shadowCameraLeft:{set:function(t){console.warn("THREE.Light: .shadowCameraLeft is now .shadow.camera.left."),this.shadow.camera.left=t}},shadowCameraRight:{set:function(t){console.warn("THREE.Light: .shadowCameraRight is now .shadow.camera.right."),this.shadow.camera.right=t}},shadowCameraTop:{set:function(t){console.warn("THREE.Light: .shadowCameraTop is now .shadow.camera.top."),this.shadow.camera.top=t}},shadowCameraBottom:{set:function(t){console.warn("THREE.Light: .shadowCameraBottom is now .shadow.camera.bottom."),this.shadow.camera.bottom=t}},shadowCameraNear:{set:function(t){console.warn("THREE.Light: .shadowCameraNear is now .shadow.camera.near."),this.shadow.camera.near=t}},shadowCameraFar:{set:function(t){console.warn("THREE.Light: .shadowCameraFar is now .shadow.camera.far."),this.shadow.camera.far=t}},shadowCameraVisible:{set:function(){console.warn("THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow.camera ) instead.")}},shadowBias:{set:function(t){console.warn("THREE.Light: .shadowBias is now .shadow.bias."),this.shadow.bias=t}},shadowDarkness:{set:function(){console.warn("THREE.Light: .shadowDarkness has been removed.")}},shadowMapWidth:{set:function(t){console.warn("THREE.Light: .shadowMapWidth is now .shadow.mapSize.width."),this.shadow.mapSize.width=t}},shadowMapHeight:{set:function(t){console.warn("THREE.Light: .shadowMapHeight is now .shadow.mapSize.height."),this.shadow.mapSize.height=t}}}),Object.defineProperties(Or.prototype,{length:{get:function(){return console.warn("THREE.BufferAttribute: .length has been deprecated. Use .count instead."),this.array.length}},dynamic:{get:function(){return console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.usage===En},set:function(){console.warn("THREE.BufferAttribute: .dynamic has been deprecated. Use .usage instead."),this.setUsage(En)}}}),Or.prototype.setDynamic=function(t){return console.warn("THREE.BufferAttribute: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?En:Tn),this},Or.prototype.copyIndicesArray=function(){console.error("THREE.BufferAttribute: .copyIndicesArray() has been removed.")},Or.prototype.setArray=function(){console.error("THREE.BufferAttribute: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},is.prototype.addIndex=function(t){console.warn("THREE.BufferGeometry: .addIndex() has been renamed to .setIndex()."),this.setIndex(t)},is.prototype.addAttribute=function(t,e){return console.warn("THREE.BufferGeometry: .addAttribute() has been renamed to .setAttribute()."),e&&e.isBufferAttribute||e&&e.isInterleavedBufferAttribute?"index"===t?(console.warn("THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute."),this.setIndex(e),this):this.setAttribute(t,e):(console.warn("THREE.BufferGeometry: .addAttribute() now expects ( name, attribute )."),this.setAttribute(t,new Or(arguments[1],arguments[2])))},is.prototype.addDrawCall=function(t,e,n){void 0!==n&&console.warn("THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset."),console.warn("THREE.BufferGeometry: .addDrawCall() is now .addGroup()."),this.addGroup(t,e)},is.prototype.clearDrawCalls=function(){console.warn("THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups()."),this.clearGroups()},is.prototype.computeOffsets=function(){console.warn("THREE.BufferGeometry: .computeOffsets() has been removed.")},is.prototype.removeAttribute=function(t){return console.warn("THREE.BufferGeometry: .removeAttribute() has been renamed to .deleteAttribute()."),this.deleteAttribute(t)},is.prototype.applyMatrix=function(t){return console.warn("THREE.BufferGeometry: .applyMatrix() has been renamed to .applyMatrix4()."),this.applyMatrix4(t)},Object.defineProperties(is.prototype,{drawcalls:{get:function(){return console.error("THREE.BufferGeometry: .drawcalls has been renamed to .groups."),this.groups}},offsets:{get:function(){return console.warn("THREE.BufferGeometry: .offsets has been renamed to .groups."),this.groups}}}),rl.prototype.setDynamic=function(t){return console.warn("THREE.InterleavedBuffer: .setDynamic() has been deprecated. Use .setUsage() instead."),this.setUsage(!0===t?En:Tn),this},rl.prototype.setArray=function(){console.error("THREE.InterleavedBuffer: .setArray has been removed. Use BufferGeometry .setAttribute to replace/resize attribute buffers")},qc.prototype.getArrays=function(){console.error("THREE.ExtrudeGeometry: .getArrays() has been removed.")},qc.prototype.addShapeList=function(){console.error("THREE.ExtrudeGeometry: .addShapeList() has been removed.")},qc.prototype.addShape=function(){console.error("THREE.ExtrudeGeometry: .addShape() has been removed.")},il.prototype.dispose=function(){console.error("THREE.Scene: .dispose() has been removed.")},Pd.prototype.onUpdate=function(){return console.warn("THREE.Uniform: .onUpdate() has been removed. Use object.onBeforeRender() instead."),this},Object.defineProperties(Tr.prototype,{wrapAround:{get:function(){console.warn("THREE.Material: .wrapAround has been removed.")},set:function(){console.warn("THREE.Material: .wrapAround has been removed.")}},overdraw:{get:function(){console.warn("THREE.Material: .overdraw has been removed.")},set:function(){console.warn("THREE.Material: .overdraw has been removed.")}},wrapRGB:{get:function(){return console.warn("THREE.Material: .wrapRGB has been removed."),new Dr}},shading:{get:function(){console.error("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead.")},set:function(t){console.warn("THREE."+this.type+": .shading has been removed. Use the boolean .flatShading instead."),this.flatShading=t===v}},stencilMask:{get:function(){return console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask},set:function(t){console.warn("THREE."+this.type+": .stencilMask has been removed. Use .stencilFuncMask instead."),this.stencilFuncMask=t}}}),Object.defineProperties(As.prototype,{derivatives:{get:function(){return console.warn("THREE.ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives},set:function(t){console.warn("THREE. ShaderMaterial: .derivatives has been moved to .extensions.derivatives."),this.extensions.derivatives=t}}}),$o.prototype.clearTarget=function(t,e,n,i){console.warn("THREE.WebGLRenderer: .clearTarget() has been deprecated. Use .setRenderTarget() and .clear() instead."),this.setRenderTarget(t),this.clear(e,n,i)},$o.prototype.animate=function(t){console.warn("THREE.WebGLRenderer: .animate() is now .setAnimationLoop()."),this.setAnimationLoop(t)},$o.prototype.getCurrentRenderTarget=function(){return console.warn("THREE.WebGLRenderer: .getCurrentRenderTarget() is now .getRenderTarget()."),this.getRenderTarget()},$o.prototype.getMaxAnisotropy=function(){return console.warn("THREE.WebGLRenderer: .getMaxAnisotropy() is now .capabilities.getMaxAnisotropy()."),this.capabilities.getMaxAnisotropy()},$o.prototype.getPrecision=function(){return console.warn("THREE.WebGLRenderer: .getPrecision() is now .capabilities.precision."),this.capabilities.precision},$o.prototype.resetGLState=function(){return console.warn("THREE.WebGLRenderer: .resetGLState() is now .state.reset()."),this.state.reset()},$o.prototype.supportsFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( 'OES_texture_float' )."),this.extensions.get("OES_texture_float")},$o.prototype.supportsHalfFloatTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( 'OES_texture_half_float' )."),this.extensions.get("OES_texture_half_float")},$o.prototype.supportsStandardDerivatives=function(){return console.warn("THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( 'OES_standard_derivatives' )."),this.extensions.get("OES_standard_derivatives")},$o.prototype.supportsCompressedTextureS3TC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( 'WEBGL_compressed_texture_s3tc' )."),this.extensions.get("WEBGL_compressed_texture_s3tc")},$o.prototype.supportsCompressedTexturePVRTC=function(){return console.warn("THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( 'WEBGL_compressed_texture_pvrtc' )."),this.extensions.get("WEBGL_compressed_texture_pvrtc")},$o.prototype.supportsBlendMinMax=function(){return console.warn("THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( 'EXT_blend_minmax' )."),this.extensions.get("EXT_blend_minmax")},$o.prototype.supportsVertexTextures=function(){return console.warn("THREE.WebGLRenderer: .supportsVertexTextures() is now .capabilities.vertexTextures."),this.capabilities.vertexTextures},$o.prototype.supportsInstancedArrays=function(){return console.warn("THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( 'ANGLE_instanced_arrays' )."),this.extensions.get("ANGLE_instanced_arrays")},$o.prototype.enableScissorTest=function(t){console.warn("THREE.WebGLRenderer: .enableScissorTest() is now .setScissorTest()."),this.setScissorTest(t)},$o.prototype.initMaterial=function(){console.warn("THREE.WebGLRenderer: .initMaterial() has been removed.")},$o.prototype.addPrePlugin=function(){console.warn("THREE.WebGLRenderer: .addPrePlugin() has been removed.")},$o.prototype.addPostPlugin=function(){console.warn("THREE.WebGLRenderer: .addPostPlugin() has been removed.")},$o.prototype.updateShadowMap=function(){console.warn("THREE.WebGLRenderer: .updateShadowMap() has been removed.")},$o.prototype.setFaceCulling=function(){console.warn("THREE.WebGLRenderer: .setFaceCulling() has been removed.")},$o.prototype.allocTextureUnit=function(){console.warn("THREE.WebGLRenderer: .allocTextureUnit() has been removed.")},$o.prototype.setTexture=function(){console.warn("THREE.WebGLRenderer: .setTexture() has been removed.")},$o.prototype.setTexture2D=function(){console.warn("THREE.WebGLRenderer: .setTexture2D() has been removed.")},$o.prototype.setTextureCube=function(){console.warn("THREE.WebGLRenderer: .setTextureCube() has been removed.")},$o.prototype.getActiveMipMapLevel=function(){return console.warn("THREE.WebGLRenderer: .getActiveMipMapLevel() is now .getActiveMipmapLevel()."),this.getActiveMipmapLevel()},Object.defineProperties($o.prototype,{shadowMapEnabled:{get:function(){return this.shadowMap.enabled},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled."),this.shadowMap.enabled=t}},shadowMapType:{get:function(){return this.shadowMap.type},set:function(t){console.warn("THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type."),this.shadowMap.type=t}},shadowMapCullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMapCullFace has been removed. Set Material.shadowSide instead.")}},context:{get:function(){return console.warn("THREE.WebGLRenderer: .context has been removed. Use .getContext() instead."),this.getContext()}},vr:{get:function(){return console.warn("THREE.WebGLRenderer: .vr has been renamed to .xr"),this.xr}},gammaInput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead."),!1},set:function(){console.warn("THREE.WebGLRenderer: .gammaInput has been removed. Set the encoding for textures via Texture.encoding instead.")}},gammaOutput:{get:function(){return console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),!1},set:function(t){console.warn("THREE.WebGLRenderer: .gammaOutput has been removed. Set WebGLRenderer.outputEncoding instead."),this.outputEncoding=!0===t?Qe:Je}},toneMappingWhitePoint:{get:function(){return console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed."),1},set:function(){console.warn("THREE.WebGLRenderer: .toneMappingWhitePoint has been removed.")}}}),Object.defineProperties(Vo.prototype,{cullFace:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.cullFace has been removed. Set Material.shadowSide instead.")}},renderReverseSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderReverseSided has been removed. Set Material.shadowSide instead.")}},renderSingleSided:{get:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")},set:function(){console.warn("THREE.WebGLRenderer: .shadowMap.renderSingleSided has been removed. Set Material.shadowSide instead.")}}}),Object.defineProperties(ii.prototype,{wrapS:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS."),this.texture.wrapS=t}},wrapT:{get:function(){return console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT},set:function(t){console.warn("THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT."),this.texture.wrapT=t}},magFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter."),this.texture.magFilter=t}},minFilter:{get:function(){return console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter},set:function(t){console.warn("THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter."),this.texture.minFilter=t}},anisotropy:{get:function(){return console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy},set:function(t){console.warn("THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy."),this.texture.anisotropy=t}},offset:{get:function(){return console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset},set:function(t){console.warn("THREE.WebGLRenderTarget: .offset is now .texture.offset."),this.texture.offset=t}},repeat:{get:function(){return console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat},set:function(t){console.warn("THREE.WebGLRenderTarget: .repeat is now .texture.repeat."),this.texture.repeat=t}},format:{get:function(){return console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format},set:function(t){console.warn("THREE.WebGLRenderTarget: .format is now .texture.format."),this.texture.format=t}},type:{get:function(){return console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type},set:function(t){console.warn("THREE.WebGLRenderTarget: .type is now .texture.type."),this.texture.type=t}},generateMipmaps:{get:function(){return console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps},set:function(t){console.warn("THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps."),this.texture.generateMipmaps=t}}}),hd.prototype.load=function(t){console.warn("THREE.Audio: .load has been deprecated. Use THREE.AudioLoader instead.");const e=this;return(new Qu).load(t,(function(t){e.setBuffer(t)})),this},gd.prototype.getData=function(){return console.warn("THREE.AudioAnalyser: .getData() is now .getFrequencyData()."),this.getFrequencyData()},Ps.prototype.updateCubeMap=function(t,e){return console.warn("THREE.CubeCamera: .updateCubeMap() is now .update()."),this.update(t,e)},Ps.prototype.clear=function(t,e,n,i){return console.warn("THREE.CubeCamera: .clear() is now .renderTarget.clear()."),this.renderTarget.clear(t,e,n,i)},Kn.crossOrigin=void 0,Kn.loadTexture=function(t,e,n,i){console.warn("THREE.ImageUtils.loadTexture has been deprecated. Use THREE.TextureLoader() instead.");const r=new jh;r.setCrossOrigin(this.crossOrigin);const s=r.load(t,n,void 0,i);return e&&(s.mapping=e),s},Kn.loadTextureCube=function(t,e,n,i){console.warn("THREE.ImageUtils.loadTextureCube has been deprecated. Use THREE.CubeTextureLoader() instead.");const r=new Vh;r.setCrossOrigin(this.crossOrigin);const s=r.load(t,n,void 0,i);return e&&(s.mapping=e),s},Kn.loadCompressedTexture=function(){console.error("THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.")},Kn.loadCompressedTextureCube=function(){console.error("THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.")};const Am={createMultiMaterialObject:function(){console.error("THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js")},detach:function(){console.error("THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js")},attach:function(){console.error("THREE.SceneUtils has been moved to /examples/jsm/utils/SceneUtils.js")}};function Lm(){console.error("THREE.LensFlare has been moved to /examples/jsm/objects/Lensflare.js")}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:i}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=i)},886:(t,e,n)=>{n.r(e),n.d(e,{OrbitControls:()=>o,MapControls:()=>l});var i=n(212);const r={type:"change"},s={type:"start"},a={type:"end"};class o extends i.EventDispatcher{constructor(t,e){super(),void 0===e&&console.warn('THREE.OrbitControls: The second parameter "domElement" is now mandatory.'),e===document&&console.error('THREE.OrbitControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.'),this.object=t,this.domElement=e,this.enabled=!0,this.target=new i.Vector3,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:i.MOUSE.ROTATE,MIDDLE:i.MOUSE.DOLLY,RIGHT:i.MOUSE.PAN},this.touches={ONE:i.TOUCH.ROTATE,TWO:i.TOUCH.DOLLY_PAN},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this.getPolarAngle=function(){return h.phi},this.getAzimuthalAngle=function(){return h.theta},this.listenToKeyEvents=function(t){t.addEventListener("keydown",W),this._domElementKeyEvents=t},this.saveState=function(){n.target0.copy(n.target),n.position0.copy(n.object.position),n.zoom0=n.object.zoom},this.reset=function(){n.target.copy(n.target0),n.object.position.copy(n.position0),n.object.zoom=n.zoom0,n.object.updateProjectionMatrix(),n.dispatchEvent(r),n.update(),l=o.NONE},this.update=function(){const e=new i.Vector3,s=(new i.Quaternion).setFromUnitVectors(t.up,new i.Vector3(0,1,0)),a=s.clone().invert(),f=new i.Vector3,g=new i.Quaternion,v=2*Math.PI;return function(){const t=n.object.position;e.copy(t).sub(n.target),e.applyQuaternion(s),h.setFromVector3(e),n.autoRotate&&l===o.NONE&&T(2*Math.PI/60/60*n.autoRotateSpeed),n.enableDamping?(h.theta+=u.theta*n.dampingFactor,h.phi+=u.phi*n.dampingFactor):(h.theta+=u.theta,h.phi+=u.phi);let i=n.minAzimuthAngle,y=n.maxAzimuthAngle;return isFinite(i)&&isFinite(y)&&(i<-Math.PI?i+=v:i>Math.PI&&(i-=v),y<-Math.PI?y+=v:y>Math.PI&&(y-=v),h.theta=i<=y?Math.max(i,Math.min(y,h.theta)):h.theta>(i+y)/2?Math.max(i,h.theta):Math.min(y,h.theta)),h.phi=Math.max(n.minPolarAngle,Math.min(n.maxPolarAngle,h.phi)),h.makeSafe(),h.radius*=d,h.radius=Math.max(n.minDistance,Math.min(n.maxDistance,h.radius)),!0===n.enableDamping?n.target.addScaledVector(p,n.dampingFactor):n.target.add(p),e.setFromSpherical(h),e.applyQuaternion(a),t.copy(n.target).add(e),n.object.lookAt(n.target),!0===n.enableDamping?(u.theta*=1-n.dampingFactor,u.phi*=1-n.dampingFactor,p.multiplyScalar(1-n.dampingFactor)):(u.set(0,0,0),p.set(0,0,0)),d=1,!!(m||f.distanceToSquared(n.object.position)>c||8*(1-g.dot(n.object.quaternion))>c)&&(n.dispatchEvent(r),f.copy(n.object.position),g.copy(n.object.quaternion),m=!1,!0)}}(),this.dispose=function(){n.domElement.removeEventListener("contextmenu",Y),n.domElement.removeEventListener("pointerdown",G),n.domElement.removeEventListener("wheel",V),n.domElement.removeEventListener("touchstart",j),n.domElement.removeEventListener("touchend",X),n.domElement.removeEventListener("touchmove",q),n.domElement.ownerDocument.removeEventListener("pointermove",U),n.domElement.ownerDocument.removeEventListener("pointerup",k),null!==n._domElementKeyEvents&&n._domElementKeyEvents.removeEventListener("keydown",W)};const n=this,o={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6};let l=o.NONE;const c=1e-6,h=new i.Spherical,u=new i.Spherical;let d=1;const p=new i.Vector3;let m=!1;const f=new i.Vector2,g=new i.Vector2,v=new i.Vector2,y=new i.Vector2,x=new i.Vector2,_=new i.Vector2,b=new i.Vector2,w=new i.Vector2,M=new i.Vector2;function S(){return Math.pow(.95,n.zoomSpeed)}function T(t){u.theta-=t}function E(t){u.phi-=t}const A=function(){const t=new i.Vector3;return function(e,n){t.setFromMatrixColumn(n,0),t.multiplyScalar(-e),p.add(t)}}(),L=function(){const t=new i.Vector3;return function(e,i){!0===n.screenSpacePanning?t.setFromMatrixColumn(i,1):(t.setFromMatrixColumn(i,0),t.crossVectors(n.object.up,t)),t.multiplyScalar(e),p.add(t)}}(),R=function(){const t=new i.Vector3;return function(e,i){const r=n.domElement;if(n.object.isPerspectiveCamera){const s=n.object.position;t.copy(s).sub(n.target);let a=t.length();a*=Math.tan(n.object.fov/2*Math.PI/180),A(2*e*a/r.clientHeight,n.object.matrix),L(2*i*a/r.clientHeight,n.object.matrix)}else n.object.isOrthographicCamera?(A(e*(n.object.right-n.object.left)/n.object.zoom/r.clientWidth,n.object.matrix),L(i*(n.object.top-n.object.bottom)/n.object.zoom/r.clientHeight,n.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),n.enablePan=!1)}}();function C(t){n.object.isPerspectiveCamera?d/=t:n.object.isOrthographicCamera?(n.object.zoom=Math.max(n.minZoom,Math.min(n.maxZoom,n.object.zoom*t)),n.object.updateProjectionMatrix(),m=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),n.enableZoom=!1)}function P(t){n.object.isPerspectiveCamera?d*=t:n.object.isOrthographicCamera?(n.object.zoom=Math.max(n.minZoom,Math.min(n.maxZoom,n.object.zoom/t)),n.object.updateProjectionMatrix(),m=!0):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),n.enableZoom=!1)}function D(t){f.set(t.clientX,t.clientY)}function I(t){y.set(t.clientX,t.clientY)}function N(t){if(1==t.touches.length)f.set(t.touches[0].pageX,t.touches[0].pageY);else{const e=.5*(t.touches[0].pageX+t.touches[1].pageX),n=.5*(t.touches[0].pageY+t.touches[1].pageY);f.set(e,n)}}function B(t){if(1==t.touches.length)y.set(t.touches[0].pageX,t.touches[0].pageY);else{const e=.5*(t.touches[0].pageX+t.touches[1].pageX),n=.5*(t.touches[0].pageY+t.touches[1].pageY);y.set(e,n)}}function O(t){const e=t.touches[0].pageX-t.touches[1].pageX,n=t.touches[0].pageY-t.touches[1].pageY,i=Math.sqrt(e*e+n*n);b.set(0,i)}function z(t){if(1==t.touches.length)g.set(t.touches[0].pageX,t.touches[0].pageY);else{const e=.5*(t.touches[0].pageX+t.touches[1].pageX),n=.5*(t.touches[0].pageY+t.touches[1].pageY);g.set(e,n)}v.subVectors(g,f).multiplyScalar(n.rotateSpeed);const e=n.domElement;T(2*Math.PI*v.x/e.clientHeight),E(2*Math.PI*v.y/e.clientHeight),f.copy(g)}function F(t){if(1==t.touches.length)x.set(t.touches[0].pageX,t.touches[0].pageY);else{const e=.5*(t.touches[0].pageX+t.touches[1].pageX),n=.5*(t.touches[0].pageY+t.touches[1].pageY);x.set(e,n)}_.subVectors(x,y).multiplyScalar(n.panSpeed),R(_.x,_.y),y.copy(x)}function H(t){const e=t.touches[0].pageX-t.touches[1].pageX,i=t.touches[0].pageY-t.touches[1].pageY,r=Math.sqrt(e*e+i*i);w.set(0,r),M.set(0,Math.pow(w.y/b.y,n.zoomSpeed)),C(M.y),b.copy(w)}function G(t){if(!1!==n.enabled)switch(t.pointerType){case"mouse":case"pen":!function(t){let e;switch(t.preventDefault(),n.domElement.focus?n.domElement.focus():window.focus(),t.button){case 0:e=n.mouseButtons.LEFT;break;case 1:e=n.mouseButtons.MIDDLE;break;case 2:e=n.mouseButtons.RIGHT;break;default:e=-1}switch(e){case i.MOUSE.DOLLY:if(!1===n.enableZoom)return;!function(t){b.set(t.clientX,t.clientY)}(t),l=o.DOLLY;break;case i.MOUSE.ROTATE:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===n.enablePan)return;I(t),l=o.PAN}else{if(!1===n.enableRotate)return;D(t),l=o.ROTATE}break;case i.MOUSE.PAN:if(t.ctrlKey||t.metaKey||t.shiftKey){if(!1===n.enableRotate)return;D(t),l=o.ROTATE}else{if(!1===n.enablePan)return;I(t),l=o.PAN}break;default:l=o.NONE}l!==o.NONE&&(n.domElement.ownerDocument.addEventListener("pointermove",U),n.domElement.ownerDocument.addEventListener("pointerup",k),n.dispatchEvent(s))}(t)}}function U(t){if(!1!==n.enabled)switch(t.pointerType){case"mouse":case"pen":!function(t){if(!1!==n.enabled)switch(t.preventDefault(),l){case o.ROTATE:if(!1===n.enableRotate)return;!function(t){g.set(t.clientX,t.clientY),v.subVectors(g,f).multiplyScalar(n.rotateSpeed);const e=n.domElement;T(2*Math.PI*v.x/e.clientHeight),E(2*Math.PI*v.y/e.clientHeight),f.copy(g),n.update()}(t);break;case o.DOLLY:if(!1===n.enableZoom)return;!function(t){w.set(t.clientX,t.clientY),M.subVectors(w,b),M.y>0?C(S()):M.y<0&&P(S()),b.copy(w),n.update()}(t);break;case o.PAN:if(!1===n.enablePan)return;!function(t){x.set(t.clientX,t.clientY),_.subVectors(x,y).multiplyScalar(n.panSpeed),R(_.x,_.y),y.copy(x),n.update()}(t)}}(t)}}function k(t){switch(t.pointerType){case"mouse":case"pen":n.domElement.ownerDocument.removeEventListener("pointermove",U),n.domElement.ownerDocument.removeEventListener("pointerup",k),!1!==n.enabled&&(n.dispatchEvent(a),l=o.NONE)}}function V(t){!1===n.enabled||!1===n.enableZoom||l!==o.NONE&&l!==o.ROTATE||(t.preventDefault(),n.dispatchEvent(s),function(t){t.deltaY<0?P(S()):t.deltaY>0&&C(S()),n.update()}(t),n.dispatchEvent(a))}function W(t){!1!==n.enabled&&!1!==n.enablePan&&function(t){let e=!1;switch(t.code){case n.keys.UP:R(0,n.keyPanSpeed),e=!0;break;case n.keys.BOTTOM:R(0,-n.keyPanSpeed),e=!0;break;case n.keys.LEFT:R(n.keyPanSpeed,0),e=!0;break;case n.keys.RIGHT:R(-n.keyPanSpeed,0),e=!0}e&&(t.preventDefault(),n.update())}(t)}function j(t){if(!1!==n.enabled){switch(t.preventDefault(),t.touches.length){case 1:switch(n.touches.ONE){case i.TOUCH.ROTATE:if(!1===n.enableRotate)return;N(t),l=o.TOUCH_ROTATE;break;case i.TOUCH.PAN:if(!1===n.enablePan)return;B(t),l=o.TOUCH_PAN;break;default:l=o.NONE}break;case 2:switch(n.touches.TWO){case i.TOUCH.DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;!function(t){n.enableZoom&&O(t),n.enablePan&&B(t)}(t),l=o.TOUCH_DOLLY_PAN;break;case i.TOUCH.DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;!function(t){n.enableZoom&&O(t),n.enableRotate&&N(t)}(t),l=o.TOUCH_DOLLY_ROTATE;break;default:l=o.NONE}break;default:l=o.NONE}l!==o.NONE&&n.dispatchEvent(s)}}function q(t){if(!1!==n.enabled)switch(t.preventDefault(),l){case o.TOUCH_ROTATE:if(!1===n.enableRotate)return;z(t),n.update();break;case o.TOUCH_PAN:if(!1===n.enablePan)return;F(t),n.update();break;case o.TOUCH_DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;!function(t){n.enableZoom&&H(t),n.enablePan&&F(t)}(t),n.update();break;case o.TOUCH_DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;!function(t){n.enableZoom&&H(t),n.enableRotate&&z(t)}(t),n.update();break;default:l=o.NONE}}function X(t){!1!==n.enabled&&(n.dispatchEvent(a),l=o.NONE)}function Y(t){!1!==n.enabled&&t.preventDefault()}n.domElement.addEventListener("contextmenu",Y),n.domElement.addEventListener("pointerdown",G),n.domElement.addEventListener("wheel",V,{passive:!1}),n.domElement.addEventListener("touchstart",j,{passive:!1}),n.domElement.addEventListener("touchend",X),n.domElement.addEventListener("touchmove",q,{passive:!1}),this.update()}}class l extends o{constructor(t,e){super(t,e),this.screenSpacePanning=!1,this.mouseButtons.LEFT=i.MOUSE.PAN,this.mouseButtons.RIGHT=i.MOUSE.ROTATE,this.touches.ONE=i.TOUCH.PAN,this.touches.TWO=i.TOUCH.DOLLY_ROTATE}}},421:(t,e,n)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.GridQubit=void 0;const i=n(212),r=n(99);class s extends i.Group{constructor(t,e,n,i=1){super(),this.row=t,this.col=e,this.add(this.createLine(n,i)),this.add(this.addLocationLabel(i))}addSymbol(t){this.add(t)}createLine(t,e){const n=[new i.Vector3(this.row*e,0,this.col*e),new i.Vector3(this.row*e,t*e,this.col*e)];return new r.QubitLine(n[0],n[1])}addLocationLabel(t){const e=new r.QubitLabel(`(${this.row}, ${this.col})`);return e.position.copy(new i.Vector3(this.row*t,-.6*t,this.col*t)),e}}e.GridQubit=s},99:(t,e,n)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.BoxGate3DSymbol=e.Swap3DSymbol=e.X3DSymbol=e.Control3DSymbol=e.QubitLine=e.QubitLabel=e.ConnectionLine=void 0;const i=n(212);class r extends i.Line{constructor(t,e){const n=new i.LineBasicMaterial({color:"black"}),r=[t,e];return super((new i.BufferGeometry).setFromPoints(r),n),this}}e.ConnectionLine=r;class s extends i.Sprite{constructor(t){const e=document.createElement("canvas");e.width=128,e.height=128,e.textContent=t;const n=e.getContext("2d");n.fillStyle="#000000",n.textAlign="center",n.font="20px Arial",n.fillText(t,64,64);const r=new i.Texture(e);return r.needsUpdate=!0,super(new i.SpriteMaterial({map:r,transparent:!0})),this.text=t,this}}e.QubitLabel=s;class a extends i.Line{constructor(t,e){const n=new i.LineBasicMaterial({color:"gray"}),r=[t,e];return super((new i.BufferGeometry).setFromPoints(r),n),this}}e.QubitLine=a;class o extends i.Mesh{constructor(){const t=new i.MeshBasicMaterial({color:"black"});return super(new i.SphereGeometry(.1,32,32),t),this}}e.Control3DSymbol=o;class l extends i.Group{constructor(t){super();const e=new i.MeshBasicMaterial({color:t,side:i.DoubleSide}),n=new i.CylinderGeometry(.3,.3,.1,32,1,!0,0,2*Math.PI),r=new i.Mesh(n,e);this.add(r);const s=Math.PI/2,a=new i.MeshBasicMaterial({color:t}),o=new i.CylinderGeometry(.01,.01,.6),l=new i.Mesh(o,a);l.rotation.x=s;const c=new i.MeshBasicMaterial({color:t}),h=new i.CylinderGeometry(.01,.01,.6),u=new i.Mesh(h,c);return u.rotation.z=s,this.add(l),this.add(u),this}}e.X3DSymbol=l;class c extends i.Group{constructor(){super();const t=new i.MeshBasicMaterial({color:"black"}),e=new i.CylinderGeometry(.01,.01,.3),n=new i.Mesh(e,t);n.rotation.x=Math.PI/2,n.rotation.z=3*Math.PI/4;const r=new i.MeshBasicMaterial({color:"black"}),s=new i.CylinderGeometry(.01,.01,.3),a=new i.Mesh(s,r);return a.rotation.x=Math.PI/2,a.rotation.z=Math.PI/4,this.add(n),this.add(a),this}}e.Swap3DSymbol=c;class h extends i.Mesh{constructor(t,e){const n=document.createElement("canvas"),r=n.getContext("2d");n.width=n.height=128,r.fillStyle=e,r.fillRect(0,0,n.width,n.height);let s,a=60;do{a/=1.2,r.font=`${a}pt arial bold`,s=r.measureText(t).width}while(s>n.width);r.fillStyle="black",r.fillText(t,n.width/2-s/2,n.height/2+a/2);const o=new i.Texture(n);return o.needsUpdate=!0,super(new i.BoxGeometry(.5,.5,.5),new i.MeshBasicMaterial({map:o,color:e})),this}}e.BoxGate3DSymbol=h},883:(t,e,n)=>{Object.defineProperty(e,"__esModule",{value:!0}),e.Symbol3D=void 0;const i=n(212),r=n(99);class s extends i.Group{constructor(t,e=1){super(),this.padding_factor=e,this.moment=t.moment,this.buildAndAddMeshesToGroup(t),this.addConnectionLines(t)}buildAndAddMeshesToGroup(t){const e=t.location_info;t.wire_symbols.forEach(((n,i)=>{let s;switch(n){case"X":s=new r.X3DSymbol(t.color_info[i]);break;case"@":s=new r.Control3DSymbol;break;case"×":s=new r.Swap3DSymbol;break;default:s=new r.BoxGate3DSymbol(n,t.color_info[i])}s.position.set(e[i].row*this.padding_factor,t.moment*this.padding_factor,e[i].col*this.padding_factor),this.add(s)}))}addConnectionLines(t){const e=t.location_info;if(e.length>1){let n=0;for(;n{Object.defineProperty(e,"__esModule",{value:!0}),e.GridCircuit=void 0;const i=n(212),r=n(421),s=n(883);class a extends i.Group{constructor(t,e,n=1){super(),this.padding_factor=n,this.qubit_map=new Map;for(const n of e){for(const e of n.location_info)this.hasQubit(e.row,e.col)||this.addQubit(e.row,e.col,t);this.addSymbol(n,t)}}addSymbol(t,e){const n=new s.Symbol3D(t,this.padding_factor);if(t.moment<0||t.moment>e)throw new Error(`The SymbolInformation object ${t} has an invalid moment ${t.moment}`);this.getQubit(t.location_info[0].row,t.location_info[0].col).addSymbol(n)}addQubit(t,e,n){const i=new r.GridQubit(t,e,n,this.padding_factor);this.setQubit(t,e,i),this.add(i)}getQubit(t,e){return this.qubit_map.get(t).get(e)}setQubit(t,e,n){const i=this.qubit_map.get(t);i?i.set(e,n):this.qubit_map.set(t,(new Map).set(e,n))}hasQubit(t,e){const n=this.qubit_map.get(t);return!!n&&n.has(e)}}e.GridCircuit=a}},e={};function n(i){var r=e[i];if(void 0!==r)return r.exports;var s=e[i]={exports:{}};return t[i](s,s.exports,n),s.exports}n.d=(t,e)=>{for(var i in e)n.o(e,i)&&!n.o(t,i)&&Object.defineProperty(t,i,{enumerable:!0,get:e[i]})},n.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),n.r=t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};var i={};(()=>{var t=i;Object.defineProperty(t,"__esModule",{value:!0}),t.createGridCircuit=void 0;const e=n(212),r=n(886),s=n(25);class a extends e.Scene{constructor(t){super(),this.WIDTH=1e3,this.HEIGHT=700,this.renderer=new e.WebGLRenderer({alpha:!0,antialias:!0}),this.renderer.setSize(this.WIDTH,this.HEIGHT),this.perspectiveCamera=new e.PerspectiveCamera(75,this.WIDTH/this.HEIGHT,.1,1e3),this.orthographicCamera=new e.OrthographicCamera(this.WIDTH/this.HEIGHT/-2,this.WIDTH/this.HEIGHT/2,this.HEIGHT/this.WIDTH/2,this.HEIGHT/this.WIDTH/-2,.1,100),this.orthographicCamera.zoom=.1,this.camera=this.perspectiveCamera,this.perspectiveControls=new r.OrbitControls(this.perspectiveCamera,this.renderer.domElement),this.orthographicControls=new r.OrbitControls(this.orthographicCamera,this.renderer.domElement),this.controls=this.perspectiveControls,document.getElementById(t).appendChild(this.renderer.domElement),this.animate()}setCameraAndControls(t){this.fitPerspectiveCamera(t),this.fitOrthographicCamera(t),this.camera.up.set(0,1,0),this.camera.lookAt(t.position);const n=(new e.Box3).setFromObject(t).getCenter(new e.Vector3);this.controls.target.set(n.x,n.y,n.z)}toggleCamera(t){this.camera instanceof e.PerspectiveCamera?(this.camera=this.orthographicCamera,this.controls=this.orthographicControls):(this.camera=this.perspectiveCamera,this.controls=this.perspectiveControls),this.setCameraAndControls(t)}animate(){requestAnimationFrame(this.animate.bind(this)),this.controls.update(),this.renderer.render(this,this.camera)}fitPerspectiveCamera(t){const n=new e.Box3;n.setFromObject(t);const i=n.getSize(new e.Vector3),r=Math.max(i.x,i.y,i.z),s=this.perspectiveCamera.fov*(Math.PI/180),a=Math.abs(r/Math.sin(s/2));this.perspectiveCamera.position.x=0,this.perspectiveCamera.position.y=2.5,this.perspectiveCamera.position.z=a}fitOrthographicCamera(t){this.orthographicCamera.position.x=1,this.orthographicCamera.position.y=2,this.orthographicCamera.zoom=.07,this.orthographicCamera.updateProjectionMatrix(),this.orthographicCamera.lookAt(t.position)}}t.createGridCircuit=function(t,e,n,i=1){const r=new a(n),o=new s.GridCircuit(e,t,i);return r.add(o),r.setCameraAndControls(o),{circuit:o,scene:r}}})();var r=self;for(var s in i)r[s]=i[s];i.__esModule&&Object.defineProperty(r,"__esModule",{value:!0})})(); \ No newline at end of file diff --git a/cirq-web/cirq_ts/dist/circuit.bundle.js.LICENSE.txt b/cirq-web/cirq_ts/dist/circuit.bundle.js.LICENSE.txt new file mode 100644 index 00000000000..d8e0f3fb7d8 --- /dev/null +++ b/cirq-web/cirq_ts/dist/circuit.bundle.js.LICENSE.txt @@ -0,0 +1,5 @@ +/** + * @license + * Copyright 2010-2021 Three.js Authors + * SPDX-License-Identifier: MIT + */ diff --git a/cirq-web/cirq_ts/dist/html/bloch_sphere.html b/cirq-web/cirq_ts/dist/html/bloch_sphere.html new file mode 100644 index 00000000000..b1c518e4d68 --- /dev/null +++ b/cirq-web/cirq_ts/dist/html/bloch_sphere.html @@ -0,0 +1,14 @@ + + + + Cirq Web Development page + + +
+ + + + \ No newline at end of file diff --git a/cirq-web/cirq_ts/dist/html/circuit.html b/cirq-web/cirq_ts/dist/html/circuit.html new file mode 100644 index 00000000000..c1d98bf841f --- /dev/null +++ b/cirq-web/cirq_ts/dist/html/circuit.html @@ -0,0 +1,29 @@ + + + Cirq Web Development Page -- 3D circuits + + + + +
+ + + + \ No newline at end of file diff --git a/cirq-web/cirq_ts/dist/index.html b/cirq-web/cirq_ts/dist/index.html index 5970f220e0f..d4841ee7292 100644 --- a/cirq-web/cirq_ts/dist/index.html +++ b/cirq-web/cirq_ts/dist/index.html @@ -4,11 +4,11 @@ Cirq Web Development page -
- - + + diff --git a/cirq-web/cirq_ts/e2e/circuit/circuit_e2e_test.ts b/cirq-web/cirq_ts/e2e/circuit/circuit_e2e_test.ts new file mode 100644 index 00000000000..616617bd1ec --- /dev/null +++ b/cirq-web/cirq_ts/e2e/circuit/circuit_e2e_test.ts @@ -0,0 +1,110 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import puppeteer from 'puppeteer'; +import {expect} from 'chai'; +import {readFileSync} from 'fs'; +import pixelmatch from 'pixelmatch'; +import * as PNG from 'pngjs'; +import * as temp from 'temp'; +import * as path from 'path'; + +/** + * Generates an HTML script with the current repository bundle + * that we will use to compare. + */ + +// Due to the path, reading the file will only work by running this file in the same directory +// as the package.json file. +const bundleString = readFileSync('dist/circuit.bundle.js'); +function htmlContent(clientCode: string) { + return ` + + + + + Cirq Web Development page + + +
+ + + + + `; +} + +// Automatically track and cleanup files on exit +temp.track(); + +describe('Circuit', () => { + temp.mkdir('tmp', (err, dirPath) => { + const outputPath = path.join(dirPath, 'circuit.png'); + + before(async () => { + const browser = await puppeteer.launch({args: ['--app']}); + const page = await browser.newPage(); + + // Take a screenshot of the first image + await page.setContent( + htmlContent(` + const circuit = createGridCircuit( + [ + { + 'wire_symbols': ['Z'], + 'location_info': [{'row': 2, 'col': 3}], + 'color_info': ['cyan'], + 'moment': 0 + }, + { + 'wire_symbols': ['X'], + 'location_info': [{'row': 2, 'col': 3}], + 'color_info': ['black'], + 'moment': 1 + }, + { + 'wire_symbols': ['@', 'X'], + 'location_info': [{'row': 3, 'col': 0}, {'row': 0, 'col': 0}], + 'color_info': ['black', 'black'], + 'moment': 0 + }, + ], 5, 'mycircuitdiv' + ); + `) + ); + await page.screenshot({path: outputPath}); + await browser.close(); + }); + + it('with limited gates matches the gold copy', () => { + const expected = PNG.PNG.sync.read( + readFileSync('e2e/circuit/circuit_expected.png') + ); + const actual = PNG.PNG.sync.read(readFileSync(outputPath)); + const {width, height} = expected; + const diff = new PNG.PNG({width, height}); + + const pixels = pixelmatch( + expected.data, + actual.data, + diff.data, + width, + height, + {threshold: 0.1} + ); + + expect(pixels).to.equal(0); + }); + }); +}); diff --git a/cirq-web/cirq_ts/e2e/circuit/circuit_expected.png b/cirq-web/cirq_ts/e2e/circuit/circuit_expected.png new file mode 100644 index 00000000000..c1aa0dba1f6 Binary files /dev/null and b/cirq-web/cirq_ts/e2e/circuit/circuit_expected.png differ diff --git a/cirq-web/cirq_ts/src/circuit/components/grid_qubit.ts b/cirq-web/cirq_ts/src/circuit/components/grid_qubit.ts new file mode 100644 index 00000000000..abf6dccd0b6 --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/components/grid_qubit.ts @@ -0,0 +1,79 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import {Group, Vector3} from 'three'; +import {QubitLine, QubitLabel} from './meshes'; +import {Symbol3D} from './types'; + +/** + * Class that represents a GridQubit. + * A GridQubit consists of a three.js line, a sprite + * with location information, and three.js mesh objects + * representing the gates, if applicable. + */ +export class GridQubit extends Group { + readonly row: number; + readonly col: number; + + /** + * Class constructor. + * @param row The row of the GridQubit + * @param col The column of the GridQubit + * @param moments The number of moments of the entire circuit. This + * @param padding_factor A number scaling the distance between meshes. + * determines the length of the three.js line representing the GridQubit + */ + constructor(row: number, col: number, moments: number, padding_factor = 1) { + super(); + + this.row = row; + this.col = col; + this.add(this.createLine(moments, padding_factor)); + this.add(this.addLocationLabel(padding_factor)); + } + + /** + * Adds a designated symbol to the qubit. Location information, + * including the moment at which it occurs, is included in the + * symbol itself. + * @param symbol A Symbol3D object to add to the qubit. + */ + addSymbol(symbol: Symbol3D) { + this.add(symbol); + } + + private createLine(moments: number, padding_factor: number): QubitLine { + const coords = [ + new Vector3(this.row * padding_factor, 0, this.col * padding_factor), + new Vector3( + this.row * padding_factor, + moments * padding_factor, + this.col * padding_factor + ), + ]; + return new QubitLine(coords[0], coords[1]); + } + + private addLocationLabel(padding_factor: number): QubitLabel { + const sprite = new QubitLabel(`(${this.row}, ${this.col})`); + sprite.position.copy( + new Vector3( + this.row * padding_factor, + -0.6 * padding_factor, + this.col * padding_factor + ) + ); + return sprite; + } +} diff --git a/cirq-web/cirq_ts/src/circuit/components/grid_qubit_test.ts b/cirq-web/cirq_ts/src/circuit/components/grid_qubit_test.ts new file mode 100644 index 00000000000..dd8b99469df --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/components/grid_qubit_test.ts @@ -0,0 +1,60 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import {expect} from 'chai'; +import {Line} from 'three'; +import {GridQubit} from './grid_qubit'; +import {QubitLabel} from './meshes'; +import {Symbol3D, SymbolInformation} from './types'; + +describe('GridQubit with 5 default moments', () => { + const DEFAULT_ROW = 0; + const DEFAULT_COL = 0; + const DEFAULT_MOMENTS = 5; + const gridQubit = new GridQubit(DEFAULT_ROW, DEFAULT_COL, DEFAULT_MOMENTS); + const children = gridQubit.children; + + it('is a three.js line object with length 5', () => { + const line = children.find(child => child.type === 'Line') as Line; + line.computeLineDistances(); + const distancePoints = line.geometry.attributes.lineDistance.array; + + expect(distancePoints[0]).to.equal(0); + expect(distancePoints[1]).to.equal(DEFAULT_MOMENTS); + }); + + it('has a three.js sprite label', () => { + const sprite = children.find( + child => child.type === 'Sprite' + ) as QubitLabel; + expect(sprite.text).to.equal(`(${DEFAULT_ROW}, ${DEFAULT_COL})`); + }); + + it('handles adding a basic Symbol3D object', () => { + const symbolInfo: SymbolInformation = { + wire_symbols: ['X'], + location_info: [{row: 0, col: 0}], + color_info: ['black'], + moment: 1, + }; + + const symbol = new Symbol3D(symbolInfo); + gridQubit.addSymbol(symbol); + + const symbol3D = children.find( + child => child.constructor.name === 'Symbol3D' + )!; + expect(symbol3D.children[0].constructor.name).to.equal('X3DSymbol'); + }); +}); diff --git a/cirq-web/cirq_ts/src/circuit/components/meshes.ts b/cirq-web/cirq_ts/src/circuit/components/meshes.ts new file mode 100644 index 00000000000..e6d7a68c854 --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/components/meshes.ts @@ -0,0 +1,257 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import { + Vector3, + Line, + LineBasicMaterial, + BufferGeometry, + Texture, + SpriteMaterial, + Sprite, + Mesh, + MeshBasicMaterial, + SphereGeometry, + CylinderGeometry, + DoubleSide, + BoxGeometry, + Group, +} from 'three'; + +/** + * A wrapper for a three.js Line object representing a connection line + * between two qubits. Useful when building controlled gates. + */ +export class ConnectionLine extends Line { + /** + * Class constructor. + * @param startCoord The starting coordinate of the line + * @param endCoord The ending coordinate of the line + * @returns a CollectionLine object that can be added to a three.js scene + */ + constructor(startCoord: Vector3, endCoord: Vector3) { + const COLOR = 'black'; + + const material = new LineBasicMaterial({color: COLOR}); + const points = [startCoord, endCoord]; + const geometry = new BufferGeometry().setFromPoints(points); + + super(geometry, material); + return this; + } +} + +/** + * A wrapper for a three.js Sprite object which is used to label the + * location of specific qubits. + */ +export class QubitLabel extends Sprite { + readonly text: string; + /** + * Class constructor. + * @param text The text which the label should display + * @returns a QubitLabel object that can be added to a three.js scene + */ + constructor(text: string) { + const CANVAS_SIZE = 128; + + const canvas = document.createElement('canvas'); + canvas.width = CANVAS_SIZE; + canvas.height = CANVAS_SIZE; + // Allows us to keep track of what we're adding to the + // canvas. + canvas.textContent = text; + + const context = canvas.getContext('2d')!; + context.fillStyle = '#000000'; + context.textAlign = 'center'; + context.font = '20px Arial'; + context.fillText(text, CANVAS_SIZE / 2, CANVAS_SIZE / 2); + + const map = new Texture(canvas); + map.needsUpdate = true; + + const material = new SpriteMaterial({ + map, + transparent: true, // for a transparent canvas background + }); + + super(material); + this.text = text; + return this; + } +} + +/** + * A wrapper for a three.js Line object which represents a qubit in + * this circuit. + */ +export class QubitLine extends Line { + /** + * Class constructor. + * @param startCoord The starting coordinate of the line + * @param endCoord The ending coordinate of the line + * @returns a QubitLine object that can be added to a three.js scene. + */ + constructor(startCoord: Vector3, endCoord: Vector3) { + const COLOR = 'gray'; + + const material = new LineBasicMaterial({color: COLOR}); + const points = [startCoord, endCoord]; + const geometry = new BufferGeometry().setFromPoints(points); + + super(geometry, material); + return this; + } +} + +/** + * A wrapper for a three.js Sphere which represents a control + * in a circuit. + */ +export class Control3DSymbol extends Mesh { + /** + * Class constructor. + * @returns a Control3DSymbol object that can be added to a three.js scene. + */ + constructor() { + const COLOR = 'black'; + + const material = new MeshBasicMaterial({color: COLOR}); + const geometry = new SphereGeometry(0.1, 32, 32); + + super(geometry, material); + return this; + } +} + +/** + * A wrapper for a three.js Group which represents an X operation + * in a circuit. + */ +export class X3DSymbol extends Group { + /** + * Class constructor. + * @param color The color of the symbol + * @returns an X3DSymbol object that can be added to a three.js scene + */ + constructor(color: string) { + super(); + const material = new MeshBasicMaterial({color: color, side: DoubleSide}); + const geometry = new CylinderGeometry( + 0.3, + 0.3, + 0.1, + 32, + 1, + true, + 0, + 2 * Math.PI + ); + const hollowCylinder = new Mesh(geometry, material); + this.add(hollowCylinder); + + // Creates the "X" in the middle of the holow cylinder + const rotationAngle = Math.PI / 2; + + const xLineMaterial = new MeshBasicMaterial({color: color}); + const xLineGeometry = new CylinderGeometry(0.01, 0.01, 0.6); + const xLine = new Mesh(xLineGeometry, xLineMaterial); + xLine.rotation.x = rotationAngle; + + const zLineMaterial = new MeshBasicMaterial({color: color}); + const zLineGeometry = new CylinderGeometry(0.01, 0.01, 0.6); + const zLine = new Mesh(zLineGeometry, zLineMaterial); + zLine.rotation.z = rotationAngle; + + this.add(xLine); + this.add(zLine); + return this; + } +} + +/** + * A wrapper for a three.js Group which represents an Swap operation + * in a circuit. + */ +export class Swap3DSymbol extends Group { + /** + * Class constructor. + * @returns a Swap3DSymbol object that can be added to a three.js scene + */ + constructor() { + super(); + + const xLineMaterial = new MeshBasicMaterial({color: 'black'}); + const xLineGeometry = new CylinderGeometry(0.01, 0.01, 0.3); + const xLine = new Mesh(xLineGeometry, xLineMaterial); + xLine.rotation.x = Math.PI / 2; + xLine.rotation.z = (3 * Math.PI) / 4; + + const zLineMaterial = new MeshBasicMaterial({color: 'black'}); + const zLineGeometry = new CylinderGeometry(0.01, 0.01, 0.3); + const zLine = new Mesh(zLineGeometry, zLineMaterial); + zLine.rotation.x = Math.PI / 2; + zLine.rotation.z = Math.PI / 4; + + this.add(xLine); + this.add(zLine); + return this; + } +} + +/** + * A wrapper for a three.js Box which represents arbitrary single qubit + * operations in a circuit + */ +export class BoxGate3DSymbol extends Mesh { + /** + * Class constructor. + * @param label The label that will go on the three.js box + * @param color The color of the box + * @returns a BoxGate3DSymbol object that can be added to a three.js scene + */ + constructor(label: string, color: string) { + const canvas = document.createElement('canvas')!; + const context = canvas.getContext('2d')!; + canvas.width = canvas.height = 128; + + context.fillStyle = color; + context.fillRect(0, 0, canvas.width, canvas.height); + + let fontSize = 60; + let textWidth; + do { + fontSize /= 1.2; + context.font = `${fontSize}pt arial bold`; + textWidth = context.measureText(label).width; + } while (textWidth > canvas.width); + + context.fillStyle = 'black'; + context.fillText( + label, + canvas.width / 2 - textWidth / 2, + canvas.height / 2 + fontSize / 2 + ); + + const map = new Texture(canvas); + map.needsUpdate = true; + + const geometry = new BoxGeometry(0.5, 0.5, 0.5); + const material = new MeshBasicMaterial({map: map, color: color}); + + super(geometry, material); + return this; + } +} diff --git a/cirq-web/cirq_ts/src/circuit/components/types.ts b/cirq-web/cirq_ts/src/circuit/components/types.ts new file mode 100644 index 00000000000..63342ab0115 --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/components/types.ts @@ -0,0 +1,111 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import {Group, Vector3} from 'three'; +import { + BoxGate3DSymbol, + ConnectionLine, + Control3DSymbol, + Swap3DSymbol, + X3DSymbol, +} from './meshes'; + +export interface SymbolInformation { + readonly wire_symbols: string[]; + readonly location_info: Coord[]; + readonly color_info: string[]; + readonly moment: number; +} + +export interface Coord { + readonly row: number; + readonly col: number; +} + +/** + * Builds a 3D symbol representing a Cirq `Operation`. + */ +export class Symbol3D extends Group { + readonly moment: number; + private padding_factor: number; + + /** + * Class constructor. + * @param symbol_info A typed object with information instructing + * the class on how to build the mesh. + * @param padding_factor A number scaling the distance between meshes. + */ + constructor(symbol_info: SymbolInformation, padding_factor = 1) { + super(); + this.padding_factor = padding_factor; + this.moment = symbol_info.moment; + this.buildAndAddMeshesToGroup(symbol_info); + + // If this is a multi-qubit operation, we automatically + // add lines connecting the symbols. + this.addConnectionLines(symbol_info); + } + + private buildAndAddMeshesToGroup(symbol_info: SymbolInformation) { + const locationInfo = symbol_info.location_info; + + symbol_info.wire_symbols.forEach((symbol, index) => { + let mesh; + switch (symbol) { + case 'X': + mesh = new X3DSymbol(symbol_info.color_info[index]); + break; + case '@': + mesh = new Control3DSymbol(); + break; + case '×': + mesh = new Swap3DSymbol(); + break; + default: + mesh = new BoxGate3DSymbol(symbol, symbol_info.color_info[index]); + } + + mesh.position.set( + locationInfo[index].row * this.padding_factor, + symbol_info.moment * this.padding_factor, + locationInfo[index].col * this.padding_factor + ); + this.add(mesh); + }); + } + + private addConnectionLines(symbol_info: SymbolInformation) { + const locationInfo = symbol_info.location_info; + + if (locationInfo.length > 1) { + let i = 0; + while (i < locationInfo.length - 1) { + const coords = [ + new Vector3( + locationInfo[i].row * this.padding_factor, + symbol_info.moment * this.padding_factor, + locationInfo[i].col * this.padding_factor + ), + new Vector3( + locationInfo[i + 1].row * this.padding_factor, + symbol_info.moment * this.padding_factor, + locationInfo[i + 1].col * this.padding_factor + ), + ]; + this.add(new ConnectionLine(coords[0], coords[1])); + i++; + } + } + } +} diff --git a/cirq-web/cirq_ts/src/circuit/components/types_test.ts b/cirq-web/cirq_ts/src/circuit/components/types_test.ts new file mode 100644 index 00000000000..a54e36688b5 --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/components/types_test.ts @@ -0,0 +1,211 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import {expect} from 'chai'; +import {Symbol3D, SymbolInformation} from './types'; +import {BoxGate3DSymbol, Control3DSymbol, X3DSymbol} from './meshes'; + +describe('Symbol3D', () => { + describe('with valid one qubit SymbolInformation objects', () => { + const symbols: SymbolInformation[] = [ + { + wire_symbols: ['X'], + location_info: [{row: 0, col: 0}], + color_info: ['black'], + moment: 1, + }, + { + wire_symbols: ['@'], + location_info: [{row: 1, col: 2}], + color_info: ['black'], + moment: 3, + }, + { + wire_symbols: ['Y'], + location_info: [{row: 3, col: 2}], + color_info: ['purple'], + moment: 7, + }, + ]; + + it('handles the X gate special case', () => { + const symbolObj = new Symbol3D(symbols[0]); + const xSymbol = symbolObj.children[0]; + expect(xSymbol instanceof X3DSymbol).to.equal(true); + }); + + it('handles the control symbol special case', () => { + const symbolObj = new Symbol3D(symbols[1]); + const ctrlSymbol = symbolObj.children[0]; + expect(ctrlSymbol instanceof Control3DSymbol).to.equal(true); + }); + + it('handles an arbitrary symbol with a box', () => { + const symbolObj = new Symbol3D(symbols[2]); + const boxSymbol = symbolObj.children[0]; + expect(boxSymbol instanceof BoxGate3DSymbol).to.equal(true); + }); + + it('builds every symbol in the correct location on the scene', () => { + const expectedRows = [0, 1, 3]; + const expectedCols = [0, 2, 2]; + const expectedMoments = [1, 3, 7]; + symbols.forEach((value, index) => { + const symbol = new Symbol3D(value).children[0]; + expect(symbol.position.x).to.equal(expectedRows[index]); + expect(symbol.position.y).to.equal(expectedMoments[index]); + expect(symbol.position.z).to.equal(expectedCols[index]); + }); + }); + }); + + describe('with valid multi-qubit SymbolInformation objects', () => { + const symbols: SymbolInformation[] = [ + { + wire_symbols: ['@', 'X'], + location_info: [ + {row: 0, col: 0}, + {row: 0, col: 1}, + ], + color_info: ['black', 'black'], + moment: 1, + }, + { + wire_symbols: ['×', '×'], + location_info: [ + {row: 0, col: 0}, + {row: 0, col: 1}, + ], + color_info: ['black', 'black'], + moment: 3, + }, + { + wire_symbols: ['iSWAP', 'iSWAP'], + location_info: [ + {row: 3, col: 2}, + {row: 3, col: 3}, + ], + color_info: ['#d3d3d3', '#d3d3d3'], + moment: 7, + }, + { + wire_symbols: ['@', '@', 'X'], + location_info: [ + {row: 0, col: 0}, + {row: 0, col: 1}, + {row: 0, col: 2}, + ], + color_info: ['black', 'black', 'black'], + moment: 1, + }, + ]; + + it('handles a control symbol and an X gate (CNOT)', () => { + const symbolObj = new Symbol3D(symbols[0]); + + const ctrlSymbol = symbolObj.children.find( + child => child.constructor.name === 'Control3DSymbol' + ); + expect(ctrlSymbol).to.not.equal(undefined); + expect(ctrlSymbol?.position.x).to.equal(0); + expect(ctrlSymbol?.position.z).to.equal(0); + expect(ctrlSymbol?.position.y).to.equal(1); + + const xSymbol = symbolObj.children.find( + child => child.constructor.name === 'X3DSymbol' + ); + expect(xSymbol).to.not.equal(undefined); + expect(xSymbol?.position.x).to.equal(0); + expect(xSymbol?.position.z).to.equal(1); + expect(xSymbol?.position.y).to.equal(1); + + const connectionLine = symbolObj.children.find( + child => child.constructor.name === 'ConnectionLine' + ); + + expect(connectionLine).to.not.equal(undefined); + }); + + it('handles a two Swap3DSymbol objects correctly (SWAP)', () => { + const symbolObj = new Symbol3D(symbols[1]); + + const boxSymbols = symbolObj.children.filter( + child => child.constructor.name === 'Swap3DSymbol' + ); + expect(boxSymbols.length).to.equal(2); + + const expectedRows = [0, 0]; + const expectedCols = [0, 1]; + boxSymbols.forEach((value, index) => { + expect(value.position.x).to.equal(expectedRows[index]); + expect(value.position.z).to.equal(expectedCols[index]); + expect(value.position.y).to.equal(3); + }); + + const connectionLine = symbolObj.children.find( + child => child.constructor.name === 'ConnectionLine' + ); + expect(connectionLine).to.not.equal(undefined); + }); + + it('handles a two BoxGate3DSymbol objects correctly (iSWAP)', () => { + const symbolObj = new Symbol3D(symbols[2]); + + const boxSymbols = symbolObj.children.filter( + child => child.constructor.name === 'BoxGate3DSymbol' + ); + expect(boxSymbols.length).to.equal(2); + + const expectedRows = [3, 3]; + const expectedCols = [2, 3]; + boxSymbols.forEach((value, index) => { + expect(value.position.x).to.equal(expectedRows[index]); + expect(value.position.z).to.equal(expectedCols[index]); + expect(value.position.y).to.equal(7); + }); + + const connectionLine = symbolObj.children.find( + child => child.constructor.name === 'ConnectionLine' + ); + expect(connectionLine).to.not.equal(undefined); + }); + + it('handles two control symbols and an X gate correctly (Toffoli)', () => { + const symbolObj = new Symbol3D(symbols[3]); + + const boxSymbols = symbolObj.children.filter( + child => child.constructor.name === 'Control3DSymbol' + ); + expect(boxSymbols.length).to.equal(2); + + const xSymbol = symbolObj.children.find( + child => child.constructor.name === 'X3DSymbol' + ); + expect(xSymbol).to.not.equal(undefined); + + const expectedRows = [0, 0, 0]; + const expectedCols = [0, 1, 2]; + boxSymbols.forEach((value, index) => { + expect(value.position.x).to.equal(expectedRows[index]); + expect(value.position.z).to.equal(expectedCols[index]); + expect(value.position.y).to.equal(1); + }); + + const connectionLines = symbolObj.children.filter( + child => child.constructor.name === 'ConnectionLine' + ); + expect(connectionLines.length).to.equal(2); + }); + }); +}); diff --git a/cirq-web/cirq_ts/src/circuit/grid_circuit.ts b/cirq-web/cirq_ts/src/circuit/grid_circuit.ts new file mode 100644 index 00000000000..3fb894e658d --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/grid_circuit.ts @@ -0,0 +1,116 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +import {Group} from 'three'; +import {GridQubit} from './components/grid_qubit'; +import {Symbol3D, SymbolInformation} from './components/types'; + +/** + * Class that gathers serialized circuit information + * from a Python cirq.Circuit and reconstructs it to be + * displayed using three.js + */ +export class GridCircuit extends Group { + // A nested map where the the outer map correlates + // rows to pairs. + private qubit_map: Map>; + private padding_factor: number; + /** + * Class constructor + * @param initial_num_moments The number of moments of the circuit. This + * determines the length of all the qubit lines in the diagram. + * @param symbols A list of SymbolInformation objects with info about operations + * in the circuit. + * @param padding_factor A number scaling the distance between meshes. + */ + constructor( + initial_num_moments: number, + symbols: SymbolInformation[], + padding_factor = 1 + ) { + super(); + this.padding_factor = padding_factor; + this.qubit_map = new Map(); + + for (const symbol of symbols) { + // Being accurate is more important than speed here, so + // traversing through each object isn't a big deal. + // However, this logic can be changed if needed to avoid redundancy. + for (const coordinate of symbol.location_info) { + // If the key already exists in the map, don't repeat. + if (this.hasQubit(coordinate.row, coordinate.col)) { + continue; + } + this.addQubit(coordinate.row, coordinate.col, initial_num_moments); + } + this.addSymbol(symbol, initial_num_moments); + } + } + + private addSymbol( + symbolInfo: SymbolInformation, + initial_num_moments: number + ) { + const symbol = new Symbol3D(symbolInfo, this.padding_factor); + + // In production these issues will never come up, since we will always be given + // a valid grid circuit as input. For development purposes, however, + // these checks will be useful. + if (symbolInfo.moment < 0 || symbolInfo.moment > initial_num_moments) { + throw new Error( + `The SymbolInformation object ${symbolInfo} has an invalid moment ${symbolInfo.moment}` + ); + } + + const qubit = this.getQubit( + symbolInfo.location_info[0].row, + symbolInfo.location_info[0].col + )!; + qubit.addSymbol(symbol); + } + + private addQubit(row: number, col: number, initial_num_moments: number) { + const qubit = new GridQubit( + row, + col, + initial_num_moments, + this.padding_factor + ); + this.setQubit(row, col, qubit); + this.add(qubit); + } + + private getQubit(row: number, col: number) { + // We will never hit an undefined value, since we're + // adding qubits based off the provided information to the user. + const innerMap = this.qubit_map.get(row); + return innerMap!.get(col); + } + + private setQubit(row: number, col: number, qubit: GridQubit) { + const innerMap = this.qubit_map.get(row); + if (innerMap) { + innerMap.set(col, qubit); + } else { + this.qubit_map.set(row, new Map().set(col, qubit)); + } + } + + private hasQubit(row: number, col: number) { + const innerMap = this.qubit_map.get(row); + if (innerMap) { + return innerMap.has(col); + } + return false; + } +} diff --git a/cirq-web/cirq_ts/src/circuit/grid_circuit_test.ts b/cirq-web/cirq_ts/src/circuit/grid_circuit_test.ts new file mode 100644 index 00000000000..1e3f7206e59 --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/grid_circuit_test.ts @@ -0,0 +1,116 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import {GridCircuit} from './grid_circuit'; +import {Symbol3D, SymbolInformation} from './components/types'; +import {expect} from 'chai'; + +describe('GridCircuit', () => { + describe('with an empty input and no moments', () => { + const symbols: SymbolInformation[] = []; + const moments = 0; + + const circuit = new GridCircuit(moments, symbols); + + it('does not create any GridQubit objects', () => { + expect(circuit.children.length).to.equal(0); + }); + }); + + describe('when building circuits from simple cases', () => { + const moments = 2; + const symbols: SymbolInformation[] = [ + { + wire_symbols: ['X'], + location_info: [{row: 0, col: 0}], + color_info: ['black'], + moment: 1, + }, + { + wire_symbols: ['Y'], + location_info: [{row: 1, col: 1}], + color_info: ['green'], + moment: 1, + }, + { + wire_symbols: ['Z'], + location_info: [{row: 1, col: 1}], + color_info: ['green'], + moment: 2, + }, + { + wire_symbols: ['Z'], + location_info: [{row: 0, col: 0}], + color_info: ['green'], + moment: 3, + }, + { + wire_symbols: ['Z'], + location_info: [{row: 0, col: 0}], + color_info: ['green'], + moment: -1, + }, + { + wire_symbols: ['X'], + location_info: [{row: 0, col: 1}], + color_info: ['black'], + moment: 1, + }, + ]; + + it('correctly adds one symbol at a specific moment', () => { + const circuit = new GridCircuit(moments, [symbols[0]]); + + // Since we only have one qubit, we know + // it has to be the first element in the list + const qubit = circuit.children[0]; + const symbol = qubit.children.find( + child => child.constructor.name === 'Symbol3D' + ) as Symbol3D; + expect(symbol.moment).to.equal(1); + }); + + it('correctly handles gates overlapping on the same qubit', () => { + const circuit = new GridCircuit(moments, [symbols[1], symbols[2]]); + + const qubit = circuit.children[0]; + const symbol = qubit.children.filter( + child => child.constructor.name === 'Symbol3D' + ) as Symbol3D[]; + expect(symbol[0].moment).to.equal(1); + expect(symbol[1].moment).to.equal(2); + }); + + it('throws an error if given a valid symbol at the wrong moments', () => { + expect(() => new GridCircuit(moments, [symbols[3]])).to.throw( + `The SymbolInformation object ${symbols[3]} has an invalid moment 3` + ); + + expect(() => new GridCircuit(moments, [symbols[4]])).to.throw( + `The SymbolInformation object ${symbols[4]} has an invalid moment -1` + ); + }); + + it('adds the correct number of GridQubit objects with overlapping rows', () => { + const circuit = new GridCircuit(moments, [ + symbols[0], + symbols[1], + symbols[5], + ]); + + const qubits = circuit.children; + expect(qubits.length).to.equal(3); + }); + }); +}); diff --git a/cirq-web/cirq_ts/src/circuit/main.ts b/cirq-web/cirq_ts/src/circuit/main.ts new file mode 100644 index 00000000000..8c952445a41 --- /dev/null +++ b/cirq-web/cirq_ts/src/circuit/main.ts @@ -0,0 +1,193 @@ +// Copyright 2021 The Cirq Developers +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +import { + Scene, + PerspectiveCamera, + WebGLRenderer, + OrthographicCamera, + Vector3, + Box3, +} from 'three'; +import {OrbitControls} from 'three/examples/jsm/controls/OrbitControls'; +import {GridCircuit} from './grid_circuit'; +import {SymbolInformation} from './components/types'; + +class CircuitScene extends Scene { + private WIDTH = 1000; + private HEIGHT = 700; + + public camera: PerspectiveCamera | OrthographicCamera; + public renderer: WebGLRenderer; + public controls: OrbitControls; + + /** + * Support for both the Perspective and Orthographic + * cameras offered by three.js + */ + private perspectiveCamera: PerspectiveCamera; + private orthographicCamera: OrthographicCamera; + private perspectiveControls: OrbitControls; + private orthographicControls: OrbitControls; + + /** + * Class constructor. + * Creates a three.js scene object, adds it to the container element + * at the designated id, and adds the orbit control functionality. + * @param sceneId The container id that will host the three.js scene object + * @returns The three.js scene object + */ + constructor(sceneId: string) { + super(); + + this.renderer = new WebGLRenderer({alpha: true, antialias: true}); + this.renderer.setSize(this.WIDTH, this.HEIGHT); + + this.perspectiveCamera = new PerspectiveCamera( + 75, + this.WIDTH / this.HEIGHT, + 0.1, + 1000 + ); + + this.orthographicCamera = new OrthographicCamera( + this.WIDTH / this.HEIGHT / -2, + this.WIDTH / this.HEIGHT / 2, + this.HEIGHT / this.WIDTH / 2, + this.HEIGHT / this.WIDTH / -2, + 0.1, + 100 + ); + this.orthographicCamera.zoom = 0.1; + // The default camera is the Perspective camera + this.camera = this.perspectiveCamera; + + this.perspectiveControls = new OrbitControls( + this.perspectiveCamera, + this.renderer.domElement + ); + this.orthographicControls = new OrbitControls( + this.orthographicCamera, + this.renderer.domElement + ); + // The default controls are the Orbit controls for the Perspective camera + this.controls = this.perspectiveControls; + + const el = document.getElementById(sceneId)!; + el.appendChild(this.renderer.domElement); + + this.animate(); + } + + /** + * Orients the camera and controls based off of the generated circuit, + * setting its position, zoom, and orientation. + * @param circuit The circuit that the camera is oriented off of. + */ + setCameraAndControls(circuit: GridCircuit) { + // Set the camera positions + this.fitPerspectiveCamera(circuit); + this.fitOrthographicCamera(circuit); + + // Tells the camera which way is up. + this.camera.up.set(0, 1, 0); + + // The camera will always look at circuit to start + this.camera.lookAt(circuit.position); + + // Tells the control anchor to be set to the center + // of the circuit. + const center = new Box3().setFromObject(circuit).getCenter(new Vector3()); + this.controls.target.set(center.x, center.y, center.z); + } + + /** + * Toggles between a Perspective and Orthographic camera, resetting + * the camera to the default orientation each time. + * @param circuit The circuit that the camera is oriented off of. + */ + toggleCamera(circuit: GridCircuit) { + if (this.camera instanceof PerspectiveCamera) { + this.camera = this.orthographicCamera; + this.controls = this.orthographicControls; + } else { + this.camera = this.perspectiveCamera; + this.controls = this.perspectiveControls; + } + + this.setCameraAndControls(circuit); + } + + private animate() { + requestAnimationFrame(this.animate.bind(this)); + this.controls.update(); + this.renderer.render(this, this.camera); + } + + private fitPerspectiveCamera(circuit: GridCircuit) { + const boundingBox = new Box3(); + boundingBox.setFromObject(circuit); + + const size = boundingBox.getSize(new Vector3()); + + const max = Math.max(size.x, size.y, size.z); + const fov = this.perspectiveCamera.fov * (Math.PI / 180); + + const z = Math.abs(max / Math.sin(fov / 2)); + + this.perspectiveCamera.position.x = 0; + this.perspectiveCamera.position.y = 2.5; + this.perspectiveCamera.position.z = z; + } + + private fitOrthographicCamera(circuit: GridCircuit) { + // TODO: Issue #4395. For more precision, calculate the bounding box of the + // circuit and set the orthographic camera to the four corners + // plus an offset. + this.orthographicCamera.position.x = 1; + this.orthographicCamera.position.y = 2; + this.orthographicCamera.zoom = 0.07; + this.orthographicCamera.updateProjectionMatrix(); + + this.orthographicCamera.lookAt(circuit.position); + } +} + +/** + * Creates and returns an empty GridCircuit object with qubits at the + * designated coordinates. The returned GridCircuit object can then take + * input to add gates to the circuit. + * @param qubits A list of GridCoord objects representing the location of + * each qubit. + * @param numMoments The number of total moments in the circuit + * @param sceneId The container id with the three.js scene that will render + * the three.js components + * @param padding_factor A number that represents how much the visualization + * should be scaled on the x,z coordinate plane. Default is 1. + * @returns A GridCircuit object + */ +export function createGridCircuit( + symbol_info: SymbolInformation[], + numMoments: number, + sceneId: string, + padding_factor = 1 +): {circuit: GridCircuit; scene: CircuitScene} { + const scene = new CircuitScene(sceneId); + + const circuit = new GridCircuit(numMoments, symbol_info, padding_factor); + scene.add(circuit); + scene.setCameraAndControls(circuit); + + return {circuit, scene}; +} diff --git a/cirq-web/cirq_ts/webpack.config.js b/cirq-web/cirq_ts/webpack.config.js index 302f1ee2887..da16974f5e1 100644 --- a/cirq-web/cirq_ts/webpack.config.js +++ b/cirq-web/cirq_ts/webpack.config.js @@ -3,6 +3,7 @@ const path = require('path'); module.exports = { entry: { bloch_sphere: './src/bloch_sphere/main.ts', + circuit: './src/circuit/main.ts', }, devServer: { static: path.join(__dirname, 'dist'), diff --git a/cirq-web/cirq_web/__init__.py b/cirq-web/cirq_web/__init__.py index 190e9cf3a24..a96b4df487e 100644 --- a/cirq-web/cirq_web/__init__.py +++ b/cirq-web/cirq_web/__init__.py @@ -17,3 +17,7 @@ from cirq_web.bloch_sphere import ( BlochSphere, ) + +from cirq_web.circuits import ( + Circuit3D, +) diff --git a/cirq-web/cirq_web/bloch_sphere/bloch_sphere.py b/cirq-web/cirq_web/bloch_sphere/bloch_sphere.py index ace5a00700a..e28fe5cbbe1 100644 --- a/cirq-web/cirq_web/bloch_sphere/bloch_sphere.py +++ b/cirq-web/cirq_web/bloch_sphere/bloch_sphere.py @@ -24,8 +24,7 @@ def __init__( sphere_radius: int = 5, state_vector: STATE_VECTOR_LIKE = None, ): - """Initializes a BlochSphere, gathering all the user information and - converting to JSON for output. + """Initializes a BlochSphere. Also initializes it's parent class Widget with the bundle file provided. diff --git a/cirq-web/cirq_web/circuits/__init__.py b/cirq-web/cirq_web/circuits/__init__.py new file mode 100644 index 00000000000..e9f8c5b00db --- /dev/null +++ b/cirq-web/cirq_web/circuits/__init__.py @@ -0,0 +1,18 @@ +# Copyright 2021 The Cirq Developers +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +from cirq_web.circuits.circuit import Circuit3D +from cirq_web.circuits.symbols import ( + Operation3DSymbol, +) diff --git a/cirq-web/cirq_web/circuits/circuit.py b/cirq-web/cirq_web/circuits/circuit.py new file mode 100644 index 00000000000..f6b3182fd12 --- /dev/null +++ b/cirq-web/cirq_web/circuits/circuit.py @@ -0,0 +1,89 @@ +# Copyright 2021 The Cirq Developers +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +from typing import Iterable +import cirq +from cirq_web import widget +from cirq_web.circuits.symbols import ( + Operation3DSymbol, + SymbolResolver, + resolve_operation, + DEFAULT_SYMBOL_RESOLVERS, +) + + +class Circuit3D(widget.Widget): + """Takes cirq.Circuit objects and displays them in 3D.""" + + def __init__( + self, + circuit: cirq.Circuit, + resolvers: Iterable[SymbolResolver] = DEFAULT_SYMBOL_RESOLVERS, + padding_factor: float = 1, + ): + """Initializes a Circuit instance. + + Args: + circuit: The cirq.Circuit to be represented in 3D. + """ + super().__init__() + self.circuit = circuit + self._resolvers = resolvers + self.padding_factor = padding_factor + + def get_client_code(self) -> str: + # Remove hyphens from the id so that we can use + # it as the variable name in TS. + # It's important that we assign the circuit to a variable + # for animation purposes. Alternatively, there may be ways + # to select/manipulate elements on the screen from three.js + stripped_id = self.id.replace('-', '') + moments = len(self.circuit.moments) + self.serialized_circuit = self._serialize_circuit() + + return f""" + + + + """ + + def get_widget_bundle_name(self) -> str: + return 'circuit.bundle.js' + + def _serialize_circuit(self) -> str: + args = [] + moments = self.circuit.moments + for moment_id, moment in enumerate(moments): + for item in moment: + symbol = self._build_3D_symbol(item, moment_id) + args.append(symbol.to_typescript()) + + argument_str = ','.join(str(item) for item in args) + return f'[{argument_str}]' + + def _build_3D_symbol(self, operation, moment) -> Operation3DSymbol: + symbol_info = resolve_operation(operation, self._resolvers) + location_info = [] + for qubit in operation.qubits: + location_info.append({'row': qubit.row, 'col': qubit.col}) + return Operation3DSymbol(symbol_info.labels, location_info, symbol_info.colors, moment) diff --git a/cirq-web/cirq_web/circuits/circuit_test.py b/cirq-web/cirq_web/circuits/circuit_test.py new file mode 100644 index 00000000000..5853576b700 --- /dev/null +++ b/cirq-web/cirq_web/circuits/circuit_test.py @@ -0,0 +1,72 @@ +# Copyright 2021 The Cirq Developers +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +import cirq +import cirq_web + + +def strip_ws(string): + return "".join(string.split()) + + +def test_circuit_init_type(): + qubits = [cirq.GridQubit(x, y) for x in range(2) for y in range(2)] + moment = cirq.Moment(cirq.H(qubits[0])) + circuit = cirq.Circuit(moment) + + circuit3d = cirq_web.Circuit3D(circuit) + assert isinstance(circuit3d, cirq_web.Circuit3D) + + +def test_circuit_client_code(): + qubits = [cirq.GridQubit(x, y) for x in range(2) for y in range(2)] + moment = cirq.Moment(cirq.H(qubits[0])) + circuit = cirq_web.Circuit3D(cirq.Circuit(moment)) + + circuit_obj = [ + { + 'wire_symbols': ['H'], + 'location_info': [{'row': 0, 'col': 0}], + 'color_info': ['yellow'], + 'moment': 0, + } + ] + + moments = 1 + stripped_id = circuit.id.replace('-', '') + + expected_client_code = f""" + + + + """ + + assert strip_ws(circuit.get_client_code()) == strip_ws(expected_client_code) + + +def test_circuit_default_bundle_name(): + qubits = [cirq.GridQubit(x, y) for x in range(2) for y in range(2)] + moment = cirq.Moment(cirq.H(qubits[0])) + circuit = cirq_web.Circuit3D(cirq.Circuit(moment)) + + assert circuit.get_widget_bundle_name() == 'circuit.bundle.js' diff --git a/cirq-web/cirq_web/circuits/symbols.py b/cirq-web/cirq_web/circuits/symbols.py new file mode 100644 index 00000000000..6de713e292d --- /dev/null +++ b/cirq-web/cirq_web/circuits/symbols.py @@ -0,0 +1,150 @@ +# Copyright 2021 The Cirq Developers +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# This is more of a placeholder for now, we can add +# official color schemes in follow-ups. +import abc +import dataclasses +from typing import Iterable, List, Optional +import cirq + + +@dataclasses.dataclass +class SymbolInfo: + """Organizes information about a symbol.""" + + labels: List[str] + colors: List[str] + + @staticmethod + def unknown_operation(num_qubits: int) -> 'SymbolInfo': + """Generates a SymbolInfo object for an unknown operation. + + Args: + num_qubits: the number of qubits in the operation + """ + symbol_info = SymbolInfo([], []) + for _ in range(num_qubits): + symbol_info.colors.append('gray') + symbol_info.labels.append('?') + return symbol_info + + +class SymbolResolver(metaclass=abc.ABCMeta): + """Abstract class providing the interface for users to specify information + about how a particular symbol should be displayed in the 3D circuit + """ + + def __call__(self, operation: cirq.Operation) -> Optional[SymbolInfo]: + return self.resolve(operation) + + @abc.abstractmethod + def resolve(self, operation: cirq.Operation) -> Optional[SymbolInfo]: + """Converts cirq.Operation objects into SymbolInfo objects for serialization.""" + + +class DefaultResolver(SymbolResolver): + """Default symbol resolver implementation. Takes information + from circuit_diagram_info, if unavailable, returns information representing + an unknown symbol. + """ + + _SYMBOL_COLORS = { + '@': 'black', + 'H': 'yellow', + 'I': 'orange', + 'X': 'black', + 'Y': 'pink', + 'Z': 'cyan', + 'S': '#90EE90', + 'T': '#CBC3E3', + } + + def resolve(self, operation: cirq.Operation) -> Optional[SymbolInfo]: + """Checks for the _circuit_diagram_info attribute of the operation, + and if it exists, build the symbol information from it. Otherwise, + builds symbol info for an unknown operation. + + Args: + operation: the cirq.Operation object to resolve + """ + try: + wire_symbols = cirq.circuit_diagram_info(operation).wire_symbols + except TypeError: + return SymbolInfo.unknown_operation(cirq.num_qubits(operation)) + + symbol_info = SymbolInfo(list(wire_symbols), []) + for symbol in wire_symbols: + symbol_info.colors.append(DefaultResolver._SYMBOL_COLORS.get(symbol, 'gray')) + + return symbol_info + + +DEFAULT_SYMBOL_RESOLVERS: Iterable[SymbolResolver] = tuple([DefaultResolver()]) + + +def resolve_operation(operation: cirq.Operation, resolvers: Iterable[SymbolResolver]) -> SymbolInfo: + """Builds a SymbolInfo object based off of a designated operation + and list of resolvers. The latest resolver takes precendent. + + Args: + operation: the cirq.Operation object to resolve + resolvers: a list of SymbolResolvers which provides instructions + on how to build SymbolInfo objects. + + Raises: + ValueError: if the operation cannot be resolved into a symbol. + """ + symbol_info = None + for resolver in resolvers: + info = resolver(operation) + if info is not None: + symbol_info = info + + if symbol_info is None: + raise ValueError(f'Cannot resolve operation: {operation}') + return symbol_info + + +class Operation3DSymbol: + def __init__(self, wire_symbols, location_info, color_info, moment): + """Gathers symbol information from an operation and builds an + object to represent it in 3D. + + Args: + wire_symbols: a list of symbols taken from circuit_diagram_info() + that will be used to represent the operation in the 3D circuit. + + location_info: A list of coordinates for each wire_symbol. The + index of the coordinate tuple in the location_info list must + correspond with the index of the symbol in the wire_symbols list. + + color_info: a list representing the desired color of the symbol(s). + These will also correspond to index of the symbol in the + wire_symbols list. + + moment: the moment where the symbol should be. + """ + self.wire_symbols = wire_symbols + self.location_info = location_info + self.color_info = color_info + self.moment = moment + + def to_typescript(self): + return { + 'wire_symbols': list(self.wire_symbols), + 'location_info': self.location_info, + 'color_info': self.color_info, + 'moment': self.moment, + } diff --git a/cirq-web/cirq_web/circuits/symbols_test.py b/cirq-web/cirq_web/circuits/symbols_test.py new file mode 100644 index 00000000000..e89c99ca4a0 --- /dev/null +++ b/cirq-web/cirq_web/circuits/symbols_test.py @@ -0,0 +1,93 @@ +# Copyright 2021 The Cirq Developers +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +import cirq +import cirq_web +import pytest + + +class MockGateNoDiagramInfo(cirq.SingleQubitGate): + def __init__(self): + super(MockGateNoDiagramInfo, self) + + +class MockGateUnimplementedDiagramInfo(cirq.SingleQubitGate): + def __init__(self): + super(MockGateUnimplementedDiagramInfo, self) + + def _circuit_diagram_info_(self, args): + return NotImplemented + + +def test_Operation3DSymbol_basic(): + wire_symbols = ['X'] + location_info = [{'row': 0, 'col': 0}] + color_info = ['black'] + moment = 1 + + symbol = cirq_web.circuits.symbols.Operation3DSymbol( + wire_symbols, location_info, color_info, moment + ) + + actual = symbol.to_typescript() + expected = { + 'wire_symbols': ['X'], + 'location_info': [{'row': 0, 'col': 0}], + 'color_info': ['black'], + 'moment': 1, + } + assert actual == expected + + +def test_resolve_operation_hadamard(): + mock_qubit = cirq.NamedQubit('mock') + operation = cirq.H(mock_qubit) + symbol_info = cirq_web.circuits.symbols.resolve_operation( + operation, cirq_web.circuits.symbols.DEFAULT_SYMBOL_RESOLVERS + ) + + expected_labels = ['H'] + expected_colors = ['yellow'] + + assert symbol_info.labels == expected_labels + assert symbol_info.colors == expected_colors + + +@pytest.mark.parametrize( + 'custom_gate', + [ + MockGateNoDiagramInfo, + MockGateUnimplementedDiagramInfo, + ], +) +def test_resolve_operation_invalid_diagram_info(custom_gate): + mock_qubit = cirq.NamedQubit('mock') + gate = custom_gate() + operation = gate.on(mock_qubit) + symbol_info = cirq_web.circuits.symbols.resolve_operation( + operation, cirq_web.circuits.symbols.DEFAULT_SYMBOL_RESOLVERS + ) + + expected_labels = ['?'] + expected_colors = ['gray'] + + assert symbol_info.labels == expected_labels + assert symbol_info.colors == expected_colors + + +def test_unresolvable_operation_(): + mock_qubit = cirq.NamedQubit('mock') + operation = cirq.X(mock_qubit) + + with pytest.raises(ValueError, match='Cannot resolve operation'): + cirq_web.circuits.symbols.resolve_operation(operation, []) diff --git a/cirq-web/cirq_web/widget.py b/cirq-web/cirq_web/widget.py index 6cf02602d76..2c897414741 100644 --- a/cirq-web/cirq_web/widget.py +++ b/cirq-web/cirq_web/widget.py @@ -45,10 +45,12 @@ def __init__(self): @abstractmethod def get_client_code(self) -> str: + """Returns HTML code to render the widget.""" raise NotImplementedError() @abstractmethod def get_widget_bundle_name(self) -> str: + """Returns the name of the Javascript library file for this widget.""" raise NotImplementedError() def _repr_html_(self): diff --git a/dev_tools/notebooks/isolated_notebook_test.py b/dev_tools/notebooks/isolated_notebook_test.py index 9eefb4bad79..31aa634fc07 100644 --- a/dev_tools/notebooks/isolated_notebook_test.py +++ b/dev_tools/notebooks/isolated_notebook_test.py @@ -46,7 +46,8 @@ "docs/operators_and_observables.ipynb", "docs/tutorials/educators/intro.ipynb", # Cirq web is a new module, notebook will be moved to docs/ - "cirq-web/example.ipynb", + "cirq-web/bloch_sphere_example.ipynb", + "cirq-web/circuit_example.ipynb", # cirq-rigetti is not released yet "docs/tutorials/rigetti/getting_started.ipynb", ]