/** * @license * Copyright 2010-2024 Three.js Authors * SPDX-License-Identifier: MIT */ const e="168dev",t={LEFT:0,MIDDLE:1,RIGHT:2,ROTATE:0,DOLLY:1,PAN:2},s={ROTATE:0,PAN:1,DOLLY_PAN:2,DOLLY_ROTATE:3},i=0,r=1,n=2,o=3,a=0,h=1,u=2,l=3,c=0,d=1,p=2,m=0,g=1,f=2,y=3,x=4,b=5,v=100,T=101,_=102,w=103,S=104,M=200,A=201,N=202,R=203,C=204,E=205,B=206,I=207,P=208,F=209,z=210,U=211,O=212,L=213,V=214,D=0,k=1,G=2,W=3,H=4,j=5,q=6,$=7,X=0,Y=1,J=2,Z=0,Q=1,K=2,ee=3,te=4,se=5,ie=6,re=7,ne="attached",oe="detached",ae=300,he=301,ue=302,le=303,ce=304,de=306,pe=1e3,me=1001,ge=1002,fe=1003,ye=1004,xe=1004,be=1005,ve=1005,Te=1006,_e=1007,we=1007,Se=1008,Me=1008,Ae=1009,Ne=1010,Re=1011,Ce=1012,Ee=1013,Be=1014,Ie=1015,Pe=1016,Fe=1017,ze=1018,Ue=1020,Oe=35902,Le=1021,Ve=1022,De=1023,ke=1024,Ge=1025,We=1026,He=1027,je=1028,qe=1029,$e=1030,Xe=1031,Ye=1032,Je=1033,Ze=33776,Qe=33777,Ke=33778,et=33779,tt=35840,st=35841,it=35842,rt=35843,nt=36196,ot=37492,at=37496,ht=37808,ut=37809,lt=37810,ct=37811,dt=37812,pt=37813,mt=37814,gt=37815,ft=37816,yt=37817,xt=37818,bt=37819,vt=37820,Tt=37821,_t=36492,wt=36494,St=36495,Mt=36283,At=36284,Nt=36285,Rt=36286,Ct=2200,Et=2201,Bt=2202,It=2300,Pt=2301,Ft=2302,zt=2400,Ut=2401,Ot=2402,Lt=2500,Vt=2501,Dt=0,kt=1,Gt=2,Wt=3200,Ht=3201,jt=3202,qt=3203,$t=0,Xt=1,Yt="",Jt="srgb",Zt="srgb-linear",Qt="display-p3",Kt="display-p3-linear",es="linear",ts="srgb",ss="rec709",is="p3",rs=0,ns=7680,os=7681,as=7682,hs=7683,us=34055,ls=34056,cs=5386,ds=512,ps=513,ms=514,gs=515,fs=516,ys=517,xs=518,bs=519,vs=512,Ts=513,_s=514,ws=515,Ss=516,Ms=517,As=518,Ns=519,Rs=35044,Cs=35048,Es=35040,Bs=35045,Is=35049,Ps=35041,Fs=35046,zs=35050,Us=35042,Os="100",Ls="300 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Float32Array:return e;case Uint32Array:return e/4294967295;case Uint16Array:return e/65535;case Uint8Array:return e/255;case Int32Array:return Math.max(e/2147483647,-1);case Int16Array:return Math.max(e/32767,-1);case Int8Array:return Math.max(e/127,-1);default:throw new Error("Invalid component type.")}}function Zs(e,t){switch(t.constructor){case Float32Array:return e;case Uint32Array:return Math.round(4294967295*e);case Uint16Array:return Math.round(65535*e);case Uint8Array:return Math.round(255*e);case Int32Array:return Math.round(2147483647*e);case Int16Array:return Math.round(32767*e);case Int8Array:return Math.round(127*e);default:throw new Error("Invalid component type.")}}const Qs={DEG2RAD:Hs,RAD2DEG:js,generateUUID:qs,clamp:$s,euclideanModulo:Xs,mapLinear:function(e,t,s,i,r){return i+(e-t)*(r-i)/(s-t)},inverseLerp:function(e,t,s){return e!==t?(s-e)/(t-e):0},lerp:Ys,damp:function(e,t,s,i){return Ys(e,t,1-Math.exp(-s*i))},pingpong:function(e,t=1){return t-Math.abs(Xs(e,2*t)-t)},smoothstep:function(e,t,s){return e<=t?0:e>=s?1:(e=(e-t)/(s-t))*e*(3-2*e)},smootherstep:function(e,t,s){return e<=t?0:e>=s?1:(e=(e-t)/(s-t))*e*e*(e*(6*e-15)+10)},randInt:function(e,t){return e+Math.floor(Math.random()*(t-e+1))},randFloat:function(e,t){return e+Math.random()*(t-e)},randFloatSpread:function(e){return e*(.5-Math.random())},seededRandom:function(e){void 0!==e&&(Ws=e);let t=Ws+=1831565813;return t=Math.imul(t^t>>>15,1|t),t^=t+Math.imul(t^t>>>7,61|t),((t^t>>>14)>>>0)/4294967296},degToRad:function(e){return e*Hs},radToDeg:function(e){return e*js},isPowerOfTwo:function(e){return 0==(e&e-1)&&0!==e},ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:function(e){return Math.pow(2,Math.floor(Math.log(e)/Math.LN2))},setQuaternionFromProperEuler:function(e,t,s,i,r){const n=Math.cos,o=Math.sin,a=n(s/2),h=o(s/2),u=n((t+i)/2),l=o((t+i)/2),c=n((t-i)/2),d=o((t-i)/2),p=n((i-t)/2),m=o((i-t)/2);switch(r){case"XYX":e.set(a*l,h*c,h*d,a*u);break;case"YZY":e.set(h*d,a*l,h*c,a*u);break;case"ZXZ":e.set(h*c,h*d,a*l,a*u);break;case"XZX":e.set(a*l,h*m,h*p,a*u);break;case"YXY":e.set(h*p,a*l,h*m,a*u);break;case"ZYZ":e.set(h*m,h*p,a*l,a*u);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+r)}},normalize:Zs,denormalize:Js};class Ks{constructor(e=0,t=0){Ks.prototype.isVector2=!0,this.x=e,this.y=t}get width(){return this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e){return this.x+=e.x,this.y+=e.y,this}addScalar(e){return this.x+=e,this.y+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,s=this.y,i=e.elements;return this.x=i[0]*t+i[3]*s+i[6],this.y=i[1]*t+i[4]*s+i[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this}clampLength(e,t){const s=this.length();return this.divideScalar(s||1).multiplyScalar(Math.max(e,Math.min(t,s)))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.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}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const s=this.dot(e)/t;return Math.acos($s(s,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,s=this.y-e.y;return t*t+s*s}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,s){return this.x=e.x+(t.x-e.x)*s,this.y=e.y+(t.y-e.y)*s,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const s=Math.cos(t),i=Math.sin(t),r=this.x-e.x,n=this.y-e.y;return this.x=r*s-n*i+e.x,this.y=r*i+n*s+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class ei{constructor(e,t,s,i,r,n,o,a,h){ei.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,s,i,r,n,o,a,h)}set(e,t,s,i,r,n,o,a,h){const u=this.elements;return u[0]=e,u[1]=i,u[2]=o,u[3]=t,u[4]=r,u[5]=a,u[6]=s,u[7]=n,u[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,s=e.elements;return t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=s[3],t[4]=s[4],t[5]=s[5],t[6]=s[6],t[7]=s[7],t[8]=s[8],this}extractBasis(e,t,s){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),s.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const s=e.elements,i=t.elements,r=this.elements,n=s[0],o=s[3],a=s[6],h=s[1],u=s[4],l=s[7],c=s[2],d=s[5],p=s[8],m=i[0],g=i[3],f=i[6],y=i[1],x=i[4],b=i[7],v=i[2],T=i[5],_=i[8];return r[0]=n*m+o*y+a*v,r[3]=n*g+o*x+a*T,r[6]=n*f+o*b+a*_,r[1]=h*m+u*y+l*v,r[4]=h*g+u*x+l*T,r[7]=h*f+u*b+l*_,r[2]=c*m+d*y+p*v,r[5]=c*g+d*x+p*T,r[8]=c*f+d*b+p*_,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],s=e[1],i=e[2],r=e[3],n=e[4],o=e[5],a=e[6],h=e[7],u=e[8];return t*n*u-t*o*h-s*r*u+s*o*a+i*r*h-i*n*a}invert(){const e=this.elements,t=e[0],s=e[1],i=e[2],r=e[3],n=e[4],o=e[5],a=e[6],h=e[7],u=e[8],l=u*n-o*h,c=o*a-u*r,d=h*r-n*a,p=t*l+s*c+i*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const m=1/p;return e[0]=l*m,e[1]=(i*h-u*s)*m,e[2]=(o*s-i*n)*m,e[3]=c*m,e[4]=(u*t-i*a)*m,e[5]=(i*r-o*t)*m,e[6]=d*m,e[7]=(s*a-h*t)*m,e[8]=(n*t-s*r)*m,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,s,i,r,n,o){const a=Math.cos(r),h=Math.sin(r);return this.set(s*a,s*h,-s*(a*n+h*o)+n+e,-i*h,i*a,-i*(-h*n+a*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(ti.makeScale(e,t)),this}rotate(e){return this.premultiply(ti.makeRotation(-e)),this}translate(e,t){return this.premultiply(ti.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),s=Math.sin(e);return this.set(t,-s,0,s,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,s=e.elements;for(let e=0;e<9;e++)if(t[e]!==s[e])return!1;return!0}fromArray(e,t=0){for(let s=0;s<9;s++)this.elements[s]=e[s+t];return this}toArray(e=[],t=0){const s=this.elements;return e[t]=s[0],e[t+1]=s[1],e[t+2]=s[2],e[t+3]=s[3],e[t+4]=s[4],e[t+5]=s[5],e[t+6]=s[6],e[t+7]=s[7],e[t+8]=s[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const ti=new ei;const si={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function ii(e,t){return new si[e](t)}function ri(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}function ni(){const e=ri("canvas");return e.style.display="block",e}const oi={};function ai(e){e in oi||(oi[e]=!0,console.warn(e))}const hi=(new ei).set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),ui=(new ei).set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),li={[Zt]:{transfer:es,primaries:ss,luminanceCoefficients:[.2126,.7152,.0722],toReference:e=>e,fromReference:e=>e},[Jt]:{transfer:ts,primaries:ss,luminanceCoefficients:[.2126,.7152,.0722],toReference:e=>e.convertSRGBToLinear(),fromReference:e=>e.convertLinearToSRGB()},[Kt]:{transfer:es,primaries:is,luminanceCoefficients:[.2289,.6917,.0793],toReference:e=>e.applyMatrix3(ui),fromReference:e=>e.applyMatrix3(hi)},[Qt]:{transfer:ts,primaries:is,luminanceCoefficients:[.2289,.6917,.0793],toReference:e=>e.convertSRGBToLinear().applyMatrix3(ui),fromReference:e=>e.applyMatrix3(hi).convertLinearToSRGB()}},ci=new Set([Zt,Kt]),di={enabled:!0,_workingColorSpace:Zt,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(e){if(!ci.has(e))throw new Error(`Unsupported working color space, "${e}".`);this._workingColorSpace=e},convert:function(e,t,s){if(!1===this.enabled||t===s||!t||!s)return e;const i=li[t].toReference;return(0,li[s].fromReference)(i(e))},fromWorkingColorSpace:function(e,t){return this.convert(e,this._workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this._workingColorSpace)},getPrimaries:function(e){return li[e].primaries},getTransfer:function(e){return e===Yt?es:li[e].transfer},getLuminanceCoefficients:function(e,t=this._workingColorSpace){return e.fromArray(li[t].luminanceCoefficients)}};function pi(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function mi(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}let gi;class fi{static getDataURL(e){if(/^data:/i.test(e.src))return e.src;if("undefined"==typeof HTMLCanvasElement)return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{void 0===gi&&(gi=ri("canvas")),gi.width=e.width,gi.height=e.height;const s=gi.getContext("2d");e instanceof ImageData?s.putImageData(e,0,0):s.drawImage(e,0,0,e.width,e.height),t=gi}return t.width>2048||t.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),t.toDataURL("image/jpeg",.6)):t.toDataURL("image/png")}static sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){const t=ri("canvas");t.width=e.width,t.height=e.height;const s=t.getContext("2d");s.drawImage(e,0,0,e.width,e.height);const i=s.getImageData(0,0,e.width,e.height),r=i.data;for(let e=0;e0&&(s.userData=this.userData),t||(e.textures[this.uuid]=s),s}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==ae)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case pe:e.x=e.x-Math.floor(e.x);break;case me:e.x=e.x<0?0:1;break;case ge:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case pe:e.y=e.y-Math.floor(e.y);break;case me:e.y=e.y<0?0:1;break;case ge:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){!0===e&&this.pmremVersion++}}Ti.DEFAULT_IMAGE=null,Ti.DEFAULT_MAPPING=ae,Ti.DEFAULT_ANISOTROPY=1;class _i{constructor(e=0,t=0,s=0,i=1){_i.prototype.isVector4=!0,this.x=e,this.y=t,this.z=s,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,s,i){return this.x=e,this.y=t,this.z=s,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){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: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,s=this.y,i=this.z,r=this.w,n=e.elements;return this.x=n[0]*t+n[4]*s+n[8]*i+n[12]*r,this.y=n[1]*t+n[5]*s+n[9]*i+n[13]*r,this.z=n[2]*t+n[6]*s+n[10]*i+n[14]*r,this.w=n[3]*t+n[7]*s+n[11]*i+n[15]*r,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,s,i,r;const n=.01,o=.1,a=e.elements,h=a[0],u=a[4],l=a[8],c=a[1],d=a[5],p=a[9],m=a[2],g=a[6],f=a[10];if(Math.abs(u-c)a&&e>y?ey?a=0?1:-1,i=1-t*t;if(i>Number.EPSILON){const r=Math.sqrt(i),n=Math.atan2(r,t*s);e=Math.sin(e*n)/r,o=Math.sin(o*n)/r}const r=o*s;if(a=a*e+c*r,h=h*e+d*r,u=u*e+p*r,l=l*e+m*r,e===1-o){const e=1/Math.sqrt(a*a+h*h+u*u+l*l);a*=e,h*=e,u*=e,l*=e}}e[t]=a,e[t+1]=h,e[t+2]=u,e[t+3]=l}static multiplyQuaternionsFlat(e,t,s,i,r,n){const o=s[i],a=s[i+1],h=s[i+2],u=s[i+3],l=r[n],c=r[n+1],d=r[n+2],p=r[n+3];return e[t]=o*p+u*l+a*d-h*c,e[t+1]=a*p+u*c+h*l-o*d,e[t+2]=h*p+u*d+o*c-a*l,e[t+3]=u*p-o*l-a*c-h*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,s,i){return this._x=e,this._y=t,this._z=s,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const s=e._x,i=e._y,r=e._z,n=e._order,o=Math.cos,a=Math.sin,h=o(s/2),u=o(i/2),l=o(r/2),c=a(s/2),d=a(i/2),p=a(r/2);switch(n){case"XYZ":this._x=c*u*l+h*d*p,this._y=h*d*l-c*u*p,this._z=h*u*p+c*d*l,this._w=h*u*l-c*d*p;break;case"YXZ":this._x=c*u*l+h*d*p,this._y=h*d*l-c*u*p,this._z=h*u*p-c*d*l,this._w=h*u*l+c*d*p;break;case"ZXY":this._x=c*u*l-h*d*p,this._y=h*d*l+c*u*p,this._z=h*u*p+c*d*l,this._w=h*u*l-c*d*p;break;case"ZYX":this._x=c*u*l-h*d*p,this._y=h*d*l+c*u*p,this._z=h*u*p-c*d*l,this._w=h*u*l+c*d*p;break;case"YZX":this._x=c*u*l+h*d*p,this._y=h*d*l+c*u*p,this._z=h*u*p-c*d*l,this._w=h*u*l-c*d*p;break;case"XZY":this._x=c*u*l-h*d*p,this._y=h*d*l-c*u*p,this._z=h*u*p+c*d*l,this._w=h*u*l+c*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+n)}return!0===t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const s=t/2,i=Math.sin(s);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(s),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,s=t[0],i=t[4],r=t[8],n=t[1],o=t[5],a=t[9],h=t[2],u=t[6],l=t[10],c=s+o+l;if(c>0){const e=.5/Math.sqrt(c+1);this._w=.25/e,this._x=(u-a)*e,this._y=(r-h)*e,this._z=(n-i)*e}else if(s>o&&s>l){const e=2*Math.sqrt(1+s-o-l);this._w=(u-a)/e,this._x=.25*e,this._y=(i+n)/e,this._z=(r+h)/e}else if(o>l){const e=2*Math.sqrt(1+o-s-l);this._w=(r-h)/e,this._x=(i+n)/e,this._y=.25*e,this._z=(a+u)/e}else{const e=2*Math.sqrt(1+l-s-o);this._w=(n-i)/e,this._x=(r+h)/e,this._y=(a+u)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let s=e.dot(t)+1;return sMath.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=s):(this._x=0,this._y=-e.z,this._z=e.y,this._w=s)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=s),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs($s(this.dot(e),-1,1)))}rotateTowards(e,t){const s=this.angleTo(e);if(0===s)return this;const i=Math.min(1,t/s);return this.slerp(e,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(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._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 e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const s=e._x,i=e._y,r=e._z,n=e._w,o=t._x,a=t._y,h=t._z,u=t._w;return this._x=s*u+n*o+i*h-r*a,this._y=i*u+n*a+r*o-s*h,this._z=r*u+n*h+s*a-i*o,this._w=n*u-s*o-i*a-r*h,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const s=this._x,i=this._y,r=this._z,n=this._w;let o=n*e._w+s*e._x+i*e._y+r*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=n,this._x=s,this._y=i,this._z=r,this;const a=1-o*o;if(a<=Number.EPSILON){const e=1-t;return this._w=e*n+t*this._w,this._x=e*s+t*this._x,this._y=e*i+t*this._y,this._z=e*r+t*this._z,this.normalize(),this}const h=Math.sqrt(a),u=Math.atan2(h,o),l=Math.sin((1-t)*u)/h,c=Math.sin(t*u)/h;return this._w=n*l+this._w*c,this._x=s*l+this._x*c,this._y=i*l+this._y*c,this._z=r*l+this._z*c,this._onChangeCallback(),this}slerpQuaternions(e,t,s){return this.copy(e).slerp(t,s)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),s=Math.random(),i=Math.sqrt(1-s),r=Math.sqrt(s);return this.set(i*Math.sin(e),i*Math.cos(e),r*Math.sin(t),r*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ei{constructor(e=0,t=0,s=0){Ei.prototype.isVector3=!0,this.x=e,this.y=t,this.z=s}set(e,t,s){return void 0===s&&(s=this.z),this.x=e,this.y=t,this.z=s,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(Ii.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(Ii.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,s=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[3]*s+r[6]*i,this.y=r[1]*t+r[4]*s+r[7]*i,this.z=r[2]*t+r[5]*s+r[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,s=this.y,i=this.z,r=e.elements,n=1/(r[3]*t+r[7]*s+r[11]*i+r[15]);return this.x=(r[0]*t+r[4]*s+r[8]*i+r[12])*n,this.y=(r[1]*t+r[5]*s+r[9]*i+r[13])*n,this.z=(r[2]*t+r[6]*s+r[10]*i+r[14])*n,this}applyQuaternion(e){const t=this.x,s=this.y,i=this.z,r=e.x,n=e.y,o=e.z,a=e.w,h=2*(n*i-o*s),u=2*(o*t-r*i),l=2*(r*s-n*t);return this.x=t+a*h+n*l-o*u,this.y=s+a*u+o*h-r*l,this.z=i+a*l+r*u-n*h,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,s=this.y,i=this.z,r=e.elements;return this.x=r[0]*t+r[4]*s+r[8]*i,this.y=r[1]*t+r[5]*s+r[9]*i,this.z=r[2]*t+r[6]*s+r[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=Math.max(e.x,Math.min(t.x,this.x)),this.y=Math.max(e.y,Math.min(t.y,this.y)),this.z=Math.max(e.z,Math.min(t.z,this.z)),this}clampScalar(e,t){return this.x=Math.max(e,Math.min(t,this.x)),this.y=Math.max(e,Math.min(t,this.y)),this.z=Math.max(e,Math.min(t,this.z)),this}clampLength(e,t){const s=this.length();return this.divideScalar(s||1).multiplyScalar(Math.max(e,Math.min(t,s)))}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=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.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(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,s){return this.x=e.x+(t.x-e.x)*s,this.y=e.y+(t.y-e.y)*s,this.z=e.z+(t.z-e.z)*s,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const s=e.x,i=e.y,r=e.z,n=t.x,o=t.y,a=t.z;return this.x=i*a-r*o,this.y=r*n-s*a,this.z=s*o-i*n,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const s=e.dot(this)/t;return this.copy(e).multiplyScalar(s)}projectOnPlane(e){return Bi.copy(this).projectOnVector(e),this.sub(Bi)}reflect(e){return this.sub(Bi.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const s=this.dot(e)/t;return Math.acos($s(s,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,s=this.y-e.y,i=this.z-e.z;return t*t+s*s+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,s){const i=Math.sin(t)*e;return this.x=i*Math.sin(s),this.y=Math.cos(t)*e,this.z=i*Math.cos(s),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,s){return this.x=e*Math.sin(t),this.y=s,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),s=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=s,this.z=i,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=2*Math.random()-1,s=Math.sqrt(1-t*t);return this.x=s*Math.cos(e),this.y=t,this.z=s*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Bi=new Ei,Ii=new Ci;class Pi{constructor(e=new Ei(1/0,1/0,1/0),t=new Ei(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,s=e.length;t=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,zi),zi.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,s;return e.normal.x>0?(t=e.normal.x*this.min.x,s=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,s=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,s+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,s+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,s+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,s+=e.normal.z*this.min.z),t<=-e.constant&&s>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Wi),Hi.subVectors(this.max,Wi),Oi.subVectors(e.a,Wi),Li.subVectors(e.b,Wi),Vi.subVectors(e.c,Wi),Di.subVectors(Li,Oi),ki.subVectors(Vi,Li),Gi.subVectors(Oi,Vi);let t=[0,-Di.z,Di.y,0,-ki.z,ki.y,0,-Gi.z,Gi.y,Di.z,0,-Di.x,ki.z,0,-ki.x,Gi.z,0,-Gi.x,-Di.y,Di.x,0,-ki.y,ki.x,0,-Gi.y,Gi.x,0];return!!$i(t,Oi,Li,Vi,Hi)&&(t=[1,0,0,0,1,0,0,0,1],!!$i(t,Oi,Li,Vi,Hi)&&(ji.crossVectors(Di,ki),t=[ji.x,ji.y,ji.z],$i(t,Oi,Li,Vi,Hi)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,zi).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(zi).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(Fi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Fi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Fi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Fi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Fi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Fi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Fi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Fi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Fi)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Fi=[new Ei,new Ei,new Ei,new Ei,new Ei,new Ei,new Ei,new Ei],zi=new Ei,Ui=new Pi,Oi=new Ei,Li=new Ei,Vi=new Ei,Di=new Ei,ki=new Ei,Gi=new Ei,Wi=new Ei,Hi=new Ei,ji=new Ei,qi=new Ei;function $i(e,t,s,i,r){for(let n=0,o=e.length-3;n<=o;n+=3){qi.fromArray(e,n);const o=r.x*Math.abs(qi.x)+r.y*Math.abs(qi.y)+r.z*Math.abs(qi.z),a=t.dot(qi),h=s.dot(qi),u=i.dot(qi);if(Math.max(-Math.max(a,h,u),Math.min(a,h,u))>o)return!1}return!0}const Xi=new Pi,Yi=new Ei,Ji=new Ei;class Zi{constructor(e=new Ei,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const s=this.center;void 0!==t?s.copy(t):Xi.setFromPoints(e).getCenter(s);let i=0;for(let t=0,r=e.length;tthis.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;Yi.subVectors(e,this.center);const t=Yi.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),s=.5*(e-this.radius);this.center.addScaledVector(Yi,s/e),this.radius+=s}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(Ji.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Yi.copy(e.center).add(Ji)),this.expandByPoint(Yi.copy(e.center).sub(Ji))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const Qi=new Ei,Ki=new Ei,er=new Ei,tr=new Ei,sr=new Ei,ir=new Ei,rr=new Ei;class nr{constructor(e=new Ei,t=new Ei(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Qi)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const s=t.dot(this.direction);return s<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,s)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Qi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Qi.copy(this.origin).addScaledVector(this.direction,t),Qi.distanceToSquared(e))}distanceSqToSegment(e,t,s,i){Ki.copy(e).add(t).multiplyScalar(.5),er.copy(t).sub(e).normalize(),tr.copy(this.origin).sub(Ki);const r=.5*e.distanceTo(t),n=-this.direction.dot(er),o=tr.dot(this.direction),a=-tr.dot(er),h=tr.lengthSq(),u=Math.abs(1-n*n);let l,c,d,p;if(u>0)if(l=n*a-o,c=n*o-a,p=r*u,l>=0)if(c>=-p)if(c<=p){const e=1/u;l*=e,c*=e,d=l*(l+n*c+2*o)+c*(n*l+c+2*a)+h}else c=r,l=Math.max(0,-(n*c+o)),d=-l*l+c*(c+2*a)+h;else c=-r,l=Math.max(0,-(n*c+o)),d=-l*l+c*(c+2*a)+h;else c<=-p?(l=Math.max(0,-(-n*r+o)),c=l>0?-r:Math.min(Math.max(-r,-a),r),d=-l*l+c*(c+2*a)+h):c<=p?(l=0,c=Math.min(Math.max(-r,-a),r),d=c*(c+2*a)+h):(l=Math.max(0,-(n*r+o)),c=l>0?r:Math.min(Math.max(-r,-a),r),d=-l*l+c*(c+2*a)+h);else c=n>0?-r:r,l=Math.max(0,-(n*c+o)),d=-l*l+c*(c+2*a)+h;return s&&s.copy(this.origin).addScaledVector(this.direction,l),i&&i.copy(Ki).addScaledVector(er,c),d}intersectSphere(e,t){Qi.subVectors(e.center,this.origin);const s=Qi.dot(this.direction),i=Qi.dot(Qi)-s*s,r=e.radius*e.radius;if(i>r)return null;const n=Math.sqrt(r-i),o=s-n,a=s+n;return a<0?null:o<0?this.at(a,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const s=-(this.origin.dot(e.normal)+e.constant)/t;return s>=0?s:null}intersectPlane(e,t){const s=this.distanceToPlane(e);return null===s?null:this.at(s,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let s,i,r,n,o,a;const h=1/this.direction.x,u=1/this.direction.y,l=1/this.direction.z,c=this.origin;return h>=0?(s=(e.min.x-c.x)*h,i=(e.max.x-c.x)*h):(s=(e.max.x-c.x)*h,i=(e.min.x-c.x)*h),u>=0?(r=(e.min.y-c.y)*u,n=(e.max.y-c.y)*u):(r=(e.max.y-c.y)*u,n=(e.min.y-c.y)*u),s>n||r>i?null:((r>s||isNaN(s))&&(s=r),(n=0?(o=(e.min.z-c.z)*l,a=(e.max.z-c.z)*l):(o=(e.max.z-c.z)*l,a=(e.min.z-c.z)*l),s>a||o>i?null:((o>s||s!=s)&&(s=o),(a=0?s:i,t)))}intersectsBox(e){return null!==this.intersectBox(e,Qi)}intersectTriangle(e,t,s,i,r){sr.subVectors(t,e),ir.subVectors(s,e),rr.crossVectors(sr,ir);let n,o=this.direction.dot(rr);if(o>0){if(i)return null;n=1}else{if(!(o<0))return null;n=-1,o=-o}tr.subVectors(this.origin,e);const a=n*this.direction.dot(ir.crossVectors(tr,ir));if(a<0)return null;const h=n*this.direction.dot(sr.cross(tr));if(h<0)return null;if(a+h>o)return null;const u=-n*tr.dot(rr);return u<0?null:this.at(u/o,r)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class or{constructor(e,t,s,i,r,n,o,a,h,u,l,c,d,p,m,g){or.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,s,i,r,n,o,a,h,u,l,c,d,p,m,g)}set(e,t,s,i,r,n,o,a,h,u,l,c,d,p,m,g){const f=this.elements;return f[0]=e,f[4]=t,f[8]=s,f[12]=i,f[1]=r,f[5]=n,f[9]=o,f[13]=a,f[2]=h,f[6]=u,f[10]=l,f[14]=c,f[3]=d,f[7]=p,f[11]=m,f[15]=g,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 or).fromArray(this.elements)}copy(e){const t=this.elements,s=e.elements;return t[0]=s[0],t[1]=s[1],t[2]=s[2],t[3]=s[3],t[4]=s[4],t[5]=s[5],t[6]=s[6],t[7]=s[7],t[8]=s[8],t[9]=s[9],t[10]=s[10],t[11]=s[11],t[12]=s[12],t[13]=s[13],t[14]=s[14],t[15]=s[15],this}copyPosition(e){const t=this.elements,s=e.elements;return t[12]=s[12],t[13]=s[13],t[14]=s[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,s){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),s.setFromMatrixColumn(this,2),this}makeBasis(e,t,s){return this.set(e.x,t.x,s.x,0,e.y,t.y,s.y,0,e.z,t.z,s.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,s=e.elements,i=1/ar.setFromMatrixColumn(e,0).length(),r=1/ar.setFromMatrixColumn(e,1).length(),n=1/ar.setFromMatrixColumn(e,2).length();return t[0]=s[0]*i,t[1]=s[1]*i,t[2]=s[2]*i,t[3]=0,t[4]=s[4]*r,t[5]=s[5]*r,t[6]=s[6]*r,t[7]=0,t[8]=s[8]*n,t[9]=s[9]*n,t[10]=s[10]*n,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,s=e.x,i=e.y,r=e.z,n=Math.cos(s),o=Math.sin(s),a=Math.cos(i),h=Math.sin(i),u=Math.cos(r),l=Math.sin(r);if("XYZ"===e.order){const e=n*u,s=n*l,i=o*u,r=o*l;t[0]=a*u,t[4]=-a*l,t[8]=h,t[1]=s+i*h,t[5]=e-r*h,t[9]=-o*a,t[2]=r-e*h,t[6]=i+s*h,t[10]=n*a}else if("YXZ"===e.order){const e=a*u,s=a*l,i=h*u,r=h*l;t[0]=e+r*o,t[4]=i*o-s,t[8]=n*h,t[1]=n*l,t[5]=n*u,t[9]=-o,t[2]=s*o-i,t[6]=r+e*o,t[10]=n*a}else if("ZXY"===e.order){const e=a*u,s=a*l,i=h*u,r=h*l;t[0]=e-r*o,t[4]=-n*l,t[8]=i+s*o,t[1]=s+i*o,t[5]=n*u,t[9]=r-e*o,t[2]=-n*h,t[6]=o,t[10]=n*a}else if("ZYX"===e.order){const e=n*u,s=n*l,i=o*u,r=o*l;t[0]=a*u,t[4]=i*h-s,t[8]=e*h+r,t[1]=a*l,t[5]=r*h+e,t[9]=s*h-i,t[2]=-h,t[6]=o*a,t[10]=n*a}else if("YZX"===e.order){const e=n*a,s=n*h,i=o*a,r=o*h;t[0]=a*u,t[4]=r-e*l,t[8]=i*l+s,t[1]=l,t[5]=n*u,t[9]=-o*u,t[2]=-h*u,t[6]=s*l+i,t[10]=e-r*l}else if("XZY"===e.order){const e=n*a,s=n*h,i=o*a,r=o*h;t[0]=a*u,t[4]=-l,t[8]=h*u,t[1]=e*l+r,t[5]=n*u,t[9]=s*l-i,t[2]=i*l-s,t[6]=o*u,t[10]=r*l+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(ur,e,lr)}lookAt(e,t,s){const i=this.elements;return pr.subVectors(e,t),0===pr.lengthSq()&&(pr.z=1),pr.normalize(),cr.crossVectors(s,pr),0===cr.lengthSq()&&(1===Math.abs(s.z)?pr.x+=1e-4:pr.z+=1e-4,pr.normalize(),cr.crossVectors(s,pr)),cr.normalize(),dr.crossVectors(pr,cr),i[0]=cr.x,i[4]=dr.x,i[8]=pr.x,i[1]=cr.y,i[5]=dr.y,i[9]=pr.y,i[2]=cr.z,i[6]=dr.z,i[10]=pr.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const s=e.elements,i=t.elements,r=this.elements,n=s[0],o=s[4],a=s[8],h=s[12],u=s[1],l=s[5],c=s[9],d=s[13],p=s[2],m=s[6],g=s[10],f=s[14],y=s[3],x=s[7],b=s[11],v=s[15],T=i[0],_=i[4],w=i[8],S=i[12],M=i[1],A=i[5],N=i[9],R=i[13],C=i[2],E=i[6],B=i[10],I=i[14],P=i[3],F=i[7],z=i[11],U=i[15];return r[0]=n*T+o*M+a*C+h*P,r[4]=n*_+o*A+a*E+h*F,r[8]=n*w+o*N+a*B+h*z,r[12]=n*S+o*R+a*I+h*U,r[1]=u*T+l*M+c*C+d*P,r[5]=u*_+l*A+c*E+d*F,r[9]=u*w+l*N+c*B+d*z,r[13]=u*S+l*R+c*I+d*U,r[2]=p*T+m*M+g*C+f*P,r[6]=p*_+m*A+g*E+f*F,r[10]=p*w+m*N+g*B+f*z,r[14]=p*S+m*R+g*I+f*U,r[3]=y*T+x*M+b*C+v*P,r[7]=y*_+x*A+b*E+v*F,r[11]=y*w+x*N+b*B+v*z,r[15]=y*S+x*R+b*I+v*U,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],s=e[4],i=e[8],r=e[12],n=e[1],o=e[5],a=e[9],h=e[13],u=e[2],l=e[6],c=e[10],d=e[14];return e[3]*(+r*a*l-i*h*l-r*o*c+s*h*c+i*o*d-s*a*d)+e[7]*(+t*a*d-t*h*c+r*n*c-i*n*d+i*h*u-r*a*u)+e[11]*(+t*h*l-t*o*d-r*n*l+s*n*d+r*o*u-s*h*u)+e[15]*(-i*o*u-t*a*l+t*o*c+i*n*l-s*n*c+s*a*u)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,s){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=t,i[14]=s),this}invert(){const e=this.elements,t=e[0],s=e[1],i=e[2],r=e[3],n=e[4],o=e[5],a=e[6],h=e[7],u=e[8],l=e[9],c=e[10],d=e[11],p=e[12],m=e[13],g=e[14],f=e[15],y=l*g*h-m*c*h+m*a*d-o*g*d-l*a*f+o*c*f,x=p*c*h-u*g*h-p*a*d+n*g*d+u*a*f-n*c*f,b=u*m*h-p*l*h+p*o*d-n*m*d-u*o*f+n*l*f,v=p*l*a-u*m*a-p*o*c+n*m*c+u*o*g-n*l*g,T=t*y+s*x+i*b+r*v;if(0===T)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const _=1/T;return e[0]=y*_,e[1]=(m*c*r-l*g*r-m*i*d+s*g*d+l*i*f-s*c*f)*_,e[2]=(o*g*r-m*a*r+m*i*h-s*g*h-o*i*f+s*a*f)*_,e[3]=(l*a*r-o*c*r-l*i*h+s*c*h+o*i*d-s*a*d)*_,e[4]=x*_,e[5]=(u*g*r-p*c*r+p*i*d-t*g*d-u*i*f+t*c*f)*_,e[6]=(p*a*r-n*g*r-p*i*h+t*g*h+n*i*f-t*a*f)*_,e[7]=(n*c*r-u*a*r+u*i*h-t*c*h-n*i*d+t*a*d)*_,e[8]=b*_,e[9]=(p*l*r-u*m*r-p*s*d+t*m*d+u*s*f-t*l*f)*_,e[10]=(n*m*r-p*o*r+p*s*h-t*m*h-n*s*f+t*o*f)*_,e[11]=(u*o*r-n*l*r-u*s*h+t*l*h+n*s*d-t*o*d)*_,e[12]=v*_,e[13]=(u*m*i-p*l*i+p*s*c-t*m*c-u*s*g+t*l*g)*_,e[14]=(p*o*i-n*m*i-p*s*a+t*m*a+n*s*g-t*o*g)*_,e[15]=(n*l*i-u*o*i+u*s*a-t*l*a-n*s*c+t*o*c)*_,this}scale(e){const t=this.elements,s=e.x,i=e.y,r=e.z;return t[0]*=s,t[4]*=i,t[8]*=r,t[1]*=s,t[5]*=i,t[9]*=r,t[2]*=s,t[6]*=i,t[10]*=r,t[3]*=s,t[7]*=i,t[11]*=r,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],s=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,s,i))}makeTranslation(e,t,s){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,s,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),s=Math.sin(e);return this.set(1,0,0,0,0,t,-s,0,0,s,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),s=Math.sin(e);return this.set(t,0,s,0,0,1,0,0,-s,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),s=Math.sin(e);return this.set(t,-s,0,0,s,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const s=Math.cos(t),i=Math.sin(t),r=1-s,n=e.x,o=e.y,a=e.z,h=r*n,u=r*o;return this.set(h*n+s,h*o-i*a,h*a+i*o,0,h*o+i*a,u*o+s,u*a-i*n,0,h*a-i*o,u*a+i*n,r*a*a+s,0,0,0,0,1),this}makeScale(e,t,s){return this.set(e,0,0,0,0,t,0,0,0,0,s,0,0,0,0,1),this}makeShear(e,t,s,i,r,n){return this.set(1,s,r,0,e,1,n,0,t,i,1,0,0,0,0,1),this}compose(e,t,s){const i=this.elements,r=t._x,n=t._y,o=t._z,a=t._w,h=r+r,u=n+n,l=o+o,c=r*h,d=r*u,p=r*l,m=n*u,g=n*l,f=o*l,y=a*h,x=a*u,b=a*l,v=s.x,T=s.y,_=s.z;return i[0]=(1-(m+f))*v,i[1]=(d+b)*v,i[2]=(p-x)*v,i[3]=0,i[4]=(d-b)*T,i[5]=(1-(c+f))*T,i[6]=(g+y)*T,i[7]=0,i[8]=(p+x)*_,i[9]=(g-y)*_,i[10]=(1-(c+m))*_,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,t,s){const i=this.elements;let r=ar.set(i[0],i[1],i[2]).length();const n=ar.set(i[4],i[5],i[6]).length(),o=ar.set(i[8],i[9],i[10]).length();this.determinant()<0&&(r=-r),e.x=i[12],e.y=i[13],e.z=i[14],hr.copy(this);const a=1/r,h=1/n,u=1/o;return hr.elements[0]*=a,hr.elements[1]*=a,hr.elements[2]*=a,hr.elements[4]*=h,hr.elements[5]*=h,hr.elements[6]*=h,hr.elements[8]*=u,hr.elements[9]*=u,hr.elements[10]*=u,t.setFromRotationMatrix(hr),s.x=r,s.y=n,s.z=o,this}makePerspective(e,t,s,i,r,n,o=2e3){const a=this.elements,h=2*r/(t-e),u=2*r/(s-i),l=(t+e)/(t-e),c=(s+i)/(s-i);let d,p;if(o===Vs)d=-(n+r)/(n-r),p=-2*n*r/(n-r);else{if(o!==Ds)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);d=-n/(n-r),p=-n*r/(n-r)}return a[0]=h,a[4]=0,a[8]=l,a[12]=0,a[1]=0,a[5]=u,a[9]=c,a[13]=0,a[2]=0,a[6]=0,a[10]=d,a[14]=p,a[3]=0,a[7]=0,a[11]=-1,a[15]=0,this}makeOrthographic(e,t,s,i,r,n,o=2e3){const a=this.elements,h=1/(t-e),u=1/(s-i),l=1/(n-r),c=(t+e)*h,d=(s+i)*u;let p,m;if(o===Vs)p=(n+r)*l,m=-2*l;else{if(o!==Ds)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);p=r*l,m=-1*l}return a[0]=2*h,a[4]=0,a[8]=0,a[12]=-c,a[1]=0,a[5]=2*u,a[9]=0,a[13]=-d,a[2]=0,a[6]=0,a[10]=m,a[14]=-p,a[3]=0,a[7]=0,a[11]=0,a[15]=1,this}equals(e){const t=this.elements,s=e.elements;for(let e=0;e<16;e++)if(t[e]!==s[e])return!1;return!0}fromArray(e,t=0){for(let s=0;s<16;s++)this.elements[s]=e[s+t];return this}toArray(e=[],t=0){const s=this.elements;return e[t]=s[0],e[t+1]=s[1],e[t+2]=s[2],e[t+3]=s[3],e[t+4]=s[4],e[t+5]=s[5],e[t+6]=s[6],e[t+7]=s[7],e[t+8]=s[8],e[t+9]=s[9],e[t+10]=s[10],e[t+11]=s[11],e[t+12]=s[12],e[t+13]=s[13],e[t+14]=s[14],e[t+15]=s[15],e}}const ar=new Ei,hr=new or,ur=new Ei(0,0,0),lr=new Ei(1,1,1),cr=new Ei,dr=new Ei,pr=new Ei,mr=new or,gr=new Ci;class fr{constructor(e=0,t=0,s=0,i=fr.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=s,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,s,i=this._order){return this._x=e,this._y=t,this._z=s,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,s=!0){const i=e.elements,r=i[0],n=i[4],o=i[8],a=i[1],h=i[5],u=i[9],l=i[2],c=i[6],d=i[10];switch(t){case"XYZ":this._y=Math.asin($s(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-n,r)):(this._x=Math.atan2(c,h),this._z=0);break;case"YXZ":this._x=Math.asin(-$s(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(a,h)):(this._y=Math.atan2(-l,r),this._z=0);break;case"ZXY":this._x=Math.asin($s(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(-l,d),this._z=Math.atan2(-n,h)):(this._y=0,this._z=Math.atan2(a,r));break;case"ZYX":this._y=Math.asin(-$s(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(c,d),this._z=Math.atan2(a,r)):(this._x=0,this._z=Math.atan2(-n,h));break;case"YZX":this._z=Math.asin($s(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-u,h),this._y=Math.atan2(-l,r)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-$s(n,-1,1)),Math.abs(n)<.9999999?(this._x=Math.atan2(c,h),this._y=Math.atan2(o,r)):(this._x=Math.atan2(-u,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===s&&this._onChangeCallback(),this}setFromQuaternion(e,t,s){return mr.makeRotationFromQuaternion(e),this.setFromRotationMatrix(mr,t,s)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return gr.setFromEuler(this),this.setFromQuaternion(gr,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}fr.DEFAULT_ORDER="XYZ";class yr{constructor(){this.mask=1}set(e){this.mask=(1<>>0}enable(e){this.mask|=1<1){for(let e=0;e1){for(let e=0;e0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map((e=>({boxInitialized:e.boxInitialized,boxMin:e.box.min.toArray(),boxMax:e.box.max.toArray(),sphereInitialized:e.sphereInitialized,sphereRadius:e.sphere.radius,sphereCenter:e.sphere.center.toArray()}))),i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(e),null!==this._colorsTexture&&(i.colorsTexture=this._colorsTexture.toJSON(e)),null!==this.boundingSphere&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),null!==this.boundingBox&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()})),this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=r(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const s=t.shapes;if(Array.isArray(s))for(let t=0,i=s.length;t0){i.children=[];for(let t=0;t0){i.animations=[];for(let t=0;t0&&(s.geometries=t),i.length>0&&(s.materials=i),r.length>0&&(s.textures=r),o.length>0&&(s.images=o),a.length>0&&(s.shapes=a),h.length>0&&(s.skeletons=h),u.length>0&&(s.animations=u),l.length>0&&(s.nodes=l)}return s.object=i,s;function n(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let t=0;t0?i.multiplyScalar(1/Math.sqrt(r)):i.set(0,0,0)}static getBarycoord(e,t,s,i,r){Fr.subVectors(i,t),zr.subVectors(s,t),Ur.subVectors(e,t);const n=Fr.dot(Fr),o=Fr.dot(zr),a=Fr.dot(Ur),h=zr.dot(zr),u=zr.dot(Ur),l=n*h-o*o;if(0===l)return r.set(0,0,0),null;const c=1/l,d=(h*a-o*u)*c,p=(n*u-o*a)*c;return r.set(1-d-p,p,d)}static containsPoint(e,t,s,i){return null!==this.getBarycoord(e,t,s,i,Or)&&(Or.x>=0&&Or.y>=0&&Or.x+Or.y<=1)}static getInterpolation(e,t,s,i,r,n,o,a){return null===this.getBarycoord(e,t,s,i,Or)?(a.x=0,a.y=0,"z"in a&&(a.z=0),"w"in a&&(a.w=0),null):(a.setScalar(0),a.addScaledVector(r,Or.x),a.addScaledVector(n,Or.y),a.addScaledVector(o,Or.z),a)}static isFrontFacing(e,t,s,i){return Fr.subVectors(s,t),zr.subVectors(e,t),Fr.cross(zr).dot(i)<0}set(e,t,s){return this.a.copy(e),this.b.copy(t),this.c.copy(s),this}setFromPointsAndIndices(e,t,s,i){return this.a.copy(e[t]),this.b.copy(e[s]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,t,s,i){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,s),this.c.fromBufferAttribute(e,i),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Fr.subVectors(this.c,this.b),zr.subVectors(this.a,this.b),.5*Fr.cross(zr).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Hr.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Hr.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,s,i,r){return Hr.getInterpolation(e,this.a,this.b,this.c,t,s,i,r)}containsPoint(e){return Hr.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Hr.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const s=this.a,i=this.b,r=this.c;let n,o;Lr.subVectors(i,s),Vr.subVectors(r,s),kr.subVectors(e,s);const a=Lr.dot(kr),h=Vr.dot(kr);if(a<=0&&h<=0)return t.copy(s);Gr.subVectors(e,i);const u=Lr.dot(Gr),l=Vr.dot(Gr);if(u>=0&&l<=u)return t.copy(i);const c=a*l-u*h;if(c<=0&&a>=0&&u<=0)return n=a/(a-u),t.copy(s).addScaledVector(Lr,n);Wr.subVectors(e,r);const d=Lr.dot(Wr),p=Vr.dot(Wr);if(p>=0&&d<=p)return t.copy(r);const m=d*h-a*p;if(m<=0&&h>=0&&p<=0)return o=h/(h-p),t.copy(s).addScaledVector(Vr,o);const g=u*p-d*l;if(g<=0&&l-u>=0&&d-p>=0)return Dr.subVectors(r,i),o=(l-u)/(l-u+(d-p)),t.copy(i).addScaledVector(Dr,o);const f=1/(g+m+c);return n=m*f,o=c*f,t.copy(s).addScaledVector(Lr,n).addScaledVector(Vr,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const jr={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},qr={h:0,s:0,l:0},$r={h:0,s:0,l:0};function Xr(e,t,s){return s<0&&(s+=1),s>1&&(s-=1),s<1/6?e+6*(t-e)*s:s<.5?t:s<2/3?e+6*(t-e)*(2/3-s):e}class Yr{constructor(e,t,s){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,s)}set(e,t,s){if(void 0===t&&void 0===s){const t=e;t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t)}else this.setRGB(e,t,s);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Jt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,di.toWorkingColorSpace(this,t),this}setRGB(e,t,s,i=di.workingColorSpace){return this.r=e,this.g=t,this.b=s,di.toWorkingColorSpace(this,i),this}setHSL(e,t,s,i=di.workingColorSpace){if(e=Xs(e,1),t=$s(t,0,1),s=$s(s,0,1),0===t)this.r=this.g=this.b=s;else{const i=s<=.5?s*(1+t):s+t-s*t,r=2*s-i;this.r=Xr(r,i,e+1/3),this.g=Xr(r,i,e),this.b=Xr(r,i,e-1/3)}return di.toWorkingColorSpace(this,i),this}setStyle(e,t=Jt){function s(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let r;const n=i[1],o=i[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return s(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,t);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return s(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,t);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return s(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],r=s.length;if(3===r)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(6===r)return this.setHex(parseInt(s,16),t);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Jt){const s=jr[e.toLowerCase()];return void 0!==s?this.setHex(s,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=pi(e.r),this.g=pi(e.g),this.b=pi(e.b),this}copyLinearToSRGB(e){return this.r=mi(e.r),this.g=mi(e.g),this.b=mi(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Jt){return di.fromWorkingColorSpace(Jr.copy(this),e),65536*Math.round($s(255*Jr.r,0,255))+256*Math.round($s(255*Jr.g,0,255))+Math.round($s(255*Jr.b,0,255))}getHexString(e=Jt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=di.workingColorSpace){di.fromWorkingColorSpace(Jr.copy(this),t);const s=Jr.r,i=Jr.g,r=Jr.b,n=Math.max(s,i,r),o=Math.min(s,i,r);let a,h;const u=(o+n)/2;if(o===n)a=0,h=0;else{const e=n-o;switch(h=u<=.5?e/(n+o):e/(2-n-o),n){case s:a=(i-r)/e+(i0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const s=e[t];if(void 0===s){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const i=this[t];void 0!==i?i&&i.isColor?i.set(s):i&&i.isVector3&&s&&s.isVector3?i.copy(s):this[t]=s:console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`)}}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const s={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function i(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}if(s.uuid=this.uuid,s.type=this.type,""!==this.name&&(s.name=this.name),this.color&&this.color.isColor&&(s.color=this.color.getHex()),void 0!==this.roughness&&(s.roughness=this.roughness),void 0!==this.metalness&&(s.metalness=this.metalness),void 0!==this.sheen&&(s.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(s.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(s.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(s.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(s.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(s.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(s.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(s.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(s.shininess=this.shininess),void 0!==this.clearcoat&&(s.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(s.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(s.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(s.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(s.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,s.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(s.dispersion=this.dispersion),void 0!==this.iridescence&&(s.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(s.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(s.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(s.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(s.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(s.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(s.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(s.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(s.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(s.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(s.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(s.lightMap=this.lightMap.toJSON(e).uuid,s.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(s.aoMap=this.aoMap.toJSON(e).uuid,s.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(s.bumpMap=this.bumpMap.toJSON(e).uuid,s.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(s.normalMap=this.normalMap.toJSON(e).uuid,s.normalMapType=this.normalMapType,s.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(s.displacementMap=this.displacementMap.toJSON(e).uuid,s.displacementScale=this.displacementScale,s.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(s.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(s.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(s.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(s.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(s.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(s.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(s.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(s.combine=this.combine)),void 0!==this.envMapRotation&&(s.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(s.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(s.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(s.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(s.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(s.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(s.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(s.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(s.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(s.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(s.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(s.size=this.size),null!==this.shadowSide&&(s.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(s.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(s.blending=this.blending),this.side!==c&&(s.side=this.side),!0===this.vertexColors&&(s.vertexColors=!0),this.opacity<1&&(s.opacity=this.opacity),!0===this.transparent&&(s.transparent=!0),this.blendSrc!==C&&(s.blendSrc=this.blendSrc),this.blendDst!==E&&(s.blendDst=this.blendDst),this.blendEquation!==v&&(s.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(s.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(s.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(s.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(s.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(s.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(s.depthFunc=this.depthFunc),!1===this.depthTest&&(s.depthTest=this.depthTest),!1===this.depthWrite&&(s.depthWrite=this.depthWrite),!1===this.colorWrite&&(s.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(s.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==bs&&(s.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(s.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(s.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==ns&&(s.stencilFail=this.stencilFail),this.stencilZFail!==ns&&(s.stencilZFail=this.stencilZFail),this.stencilZPass!==ns&&(s.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(s.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(s.rotation=this.rotation),!0===this.polygonOffset&&(s.polygonOffset=!0),0!==this.polygonOffsetFactor&&(s.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(s.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(s.linewidth=this.linewidth),void 0!==this.dashSize&&(s.dashSize=this.dashSize),void 0!==this.gapSize&&(s.gapSize=this.gapSize),void 0!==this.scale&&(s.scale=this.scale),!0===this.dithering&&(s.dithering=!0),this.alphaTest>0&&(s.alphaTest=this.alphaTest),!0===this.alphaHash&&(s.alphaHash=!0),!0===this.alphaToCoverage&&(s.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(s.premultipliedAlpha=!0),!0===this.forceSinglePass&&(s.forceSinglePass=!0),!0===this.wireframe&&(s.wireframe=!0),this.wireframeLinewidth>1&&(s.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(s.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(s.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(s.flatShading=!0),!1===this.visible&&(s.visible=!1),!1===this.toneMapped&&(s.toneMapped=!1),!1===this.fog&&(s.fog=!1),Object.keys(this.userData).length>0&&(s.userData=this.userData),t){const t=i(e.textures),r=i(e.images);t.length>0&&(s.textures=t),r.length>0&&(s.images=r)}return s}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let s=null;if(null!==t){const e=t.length;s=new Array(e);for(let i=0;i!==e;++i)s[i]=t[i].clone()}return this.clippingPlanes=s,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class Kr extends Qr{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Yr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new fr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const en=tn();function tn(){const e=new ArrayBuffer(4),t=new Float32Array(e),s=new Uint32Array(e),i=new Uint32Array(512),r=new Uint32Array(512);for(let e=0;e<256;++e){const t=e-127;t<-27?(i[e]=0,i[256|e]=32768,r[e]=24,r[256|e]=24):t<-14?(i[e]=1024>>-t-14,i[256|e]=1024>>-t-14|32768,r[e]=-t-1,r[256|e]=-t-1):t<=15?(i[e]=t+15<<10,i[256|e]=t+15<<10|32768,r[e]=13,r[256|e]=13):t<128?(i[e]=31744,i[256|e]=64512,r[e]=24,r[256|e]=24):(i[e]=31744,i[256|e]=64512,r[e]=13,r[256|e]=13)}const n=new Uint32Array(2048),o=new Uint32Array(64),a=new Uint32Array(64);for(let e=1;e<1024;++e){let t=e<<13,s=0;for(;0==(8388608&t);)t<<=1,s-=8388608;t&=-8388609,s+=947912704,n[e]=t|s}for(let e=1024;e<2048;++e)n[e]=939524096+(e-1024<<13);for(let e=1;e<31;++e)o[e]=e<<23;o[31]=1199570944,o[32]=2147483648;for(let e=33;e<63;++e)o[e]=2147483648+(e-32<<23);o[63]=3347054592;for(let e=1;e<64;++e)32!==e&&(a[e]=1024);return{floatView:t,uint32View:s,baseTable:i,shiftTable:r,mantissaTable:n,exponentTable:o,offsetTable:a}}function sn(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=$s(e,-65504,65504),en.floatView[0]=e;const t=en.uint32View[0],s=t>>23&511;return en.baseTable[s]+((8388607&t)>>en.shiftTable[s])}function rn(e){const t=e>>10;return en.uint32View[0]=en.mantissaTable[en.offsetTable[t]+(1023&e)]+en.exponentTable[t],en.floatView[0]}const nn={toHalfFloat:sn,fromHalfFloat:rn},on=new Ei,an=new Ks;class hn{constructor(e,t,s=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=s,this.usage=Rs,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=Ie,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return ai("THREE.BufferAttribute: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,s){e*=this.itemSize,s*=t.itemSize;for(let i=0,r=this.itemSize;i=0;--t)if(e[t]>=65535)return!0;return!1}(e)?gn:pn)(e,1):this.index=e,this}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t,s=0){this.groups.push({start:e,count:t,materialIndex:s})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const s=this.attributes.normal;if(void 0!==s){const t=(new ei).getNormalMatrix(e);s.applyNormalMatrix(t),s.needsUpdate=!0}const i=this.attributes.tangent;return void 0!==i&&(i.transformDirection(e),i.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return bn.makeRotationFromQuaternion(e),this.applyMatrix4(bn),this}rotateX(e){return bn.makeRotationX(e),this.applyMatrix4(bn),this}rotateY(e){return bn.makeRotationY(e),this.applyMatrix4(bn),this}rotateZ(e){return bn.makeRotationZ(e),this.applyMatrix4(bn),this}translate(e,t,s){return bn.makeTranslation(e,t,s),this.applyMatrix4(bn),this}scale(e,t,s){return bn.makeScale(e,t,s),this.applyMatrix4(bn),this}lookAt(e){return vn.lookAt(e),vn.updateMatrix(),this.applyMatrix4(vn.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Tn).negate(),this.translate(Tn.x,Tn.y,Tn.z),this}setFromPoints(e){const t=[];for(let s=0,i=e.length;s0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const s in t)void 0!==t[s]&&(e[s]=t[s]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const s=this.attributes;for(const t in s){const i=s[t];e.data.attributes[t]=i.toJSON(e.data)}const i={};let r=!1;for(const t in this.morphAttributes){const s=this.morphAttributes[t],n=[];for(let t=0,i=s.length;t0&&(i[t]=n,r=!0)}r&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const n=this.groups;n.length>0&&(e.data.groups=JSON.parse(JSON.stringify(n)));const o=this.boundingSphere;return null!==o&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const s=e.index;null!==s&&this.setIndex(s.clone(t));const i=e.attributes;for(const e in i){const s=i[e];this.setAttribute(e,s.clone(t))}const r=e.morphAttributes;for(const e in r){const s=[],i=r[e];for(let e=0,r=i.length;e0){const s=e[t[0]];if(void 0!==s){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=s.length;e(e.far-e.near)**2)return}An.copy(r).invert(),Nn.copy(e.ray).applyMatrix4(An),null!==s.boundingBox&&!1===Nn.intersectsBox(s.boundingBox)||this._computeIntersections(e,t,Nn)}}_computeIntersections(e,t,s){let i;const r=this.geometry,n=this.material,o=r.index,a=r.attributes.position,h=r.attributes.uv,u=r.attributes.uv1,l=r.attributes.normal,c=r.groups,d=r.drawRange;if(null!==o)if(Array.isArray(n))for(let r=0,a=c.length;rs.far?null:{distance:u,point:Gn.clone(),object:e}}(e,t,s,i,En,Bn,In,kn);if(l){r&&(zn.fromBufferAttribute(r,a),Un.fromBufferAttribute(r,h),On.fromBufferAttribute(r,u),l.uv=Hr.getInterpolation(kn,En,Bn,In,zn,Un,On,new Ks)),n&&(zn.fromBufferAttribute(n,a),Un.fromBufferAttribute(n,h),On.fromBufferAttribute(n,u),l.uv1=Hr.getInterpolation(kn,En,Bn,In,zn,Un,On,new Ks)),o&&(Ln.fromBufferAttribute(o,a),Vn.fromBufferAttribute(o,h),Dn.fromBufferAttribute(o,u),l.normal=Hr.getInterpolation(kn,En,Bn,In,Ln,Vn,Dn,new Ei),l.normal.dot(i.direction)>0&&l.normal.multiplyScalar(-1));const e={a:a,b:h,c:u,normal:new Ei,materialIndex:0};Hr.getNormal(En,Bn,In,e.normal),l.face=e}return l}class jn extends Mn{constructor(e=1,t=1,s=1,i=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:s,widthSegments:i,heightSegments:r,depthSegments:n};const o=this;i=Math.floor(i),r=Math.floor(r),n=Math.floor(n);const a=[],h=[],u=[],l=[];let c=0,d=0;function p(e,t,s,i,r,n,p,m,g,f,y){const x=n/g,b=p/f,v=n/2,T=p/2,_=m/2,w=g+1,S=f+1;let M=0,A=0;const N=new Ei;for(let n=0;n0?1:-1,u.push(N.x,N.y,N.z),l.push(a/g),l.push(1-n/f),M+=1}}for(let e=0;e0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const s={};for(const e in this.extensions)!0===this.extensions[e]&&(s[e]=!0);return Object.keys(s).length>0&&(t.extensions=s),t}}class Xn extends Pr{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new or,this.projectionMatrix=new or,this.projectionMatrixInverse=new or,this.coordinateSystem=Vs}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const Yn=new Ei,Jn=new Ks,Zn=new Ks;class Qn extends Xn{constructor(e=50,t=1,s=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=s,this.far=i,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*js*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*Hs*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*js*Math.atan(Math.tan(.5*Hs*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,s){Yn.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Yn.x,Yn.y).multiplyScalar(-e/Yn.z),Yn.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),s.set(Yn.x,Yn.y).multiplyScalar(-e/Yn.z)}getViewSize(e,t){return this.getViewBounds(e,Jn,Zn),t.subVectors(Zn,Jn)}setViewOffset(e,t,s,i,r,n){this.aspect=e/t,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=e,this.view.fullHeight=t,this.view.offsetX=s,this.view.offsetY=i,this.view.width=r,this.view.height=n,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*Hs*this.fov)/this.zoom,s=2*t,i=this.aspect*s,r=-.5*i;const n=this.view;if(null!==this.view&&this.view.enabled){const e=n.fullWidth,o=n.fullHeight;r+=n.offsetX*i/e,t-=n.offsetY*s/o,i*=n.width/e,s*=n.height/o}const o=this.filmOffset;0!==o&&(r+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+i,t,t-s,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const Kn=-90;class eo extends Pr{constructor(e,t,s){super(),this.type="CubeCamera",this.renderTarget=s,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new Qn(Kn,1,e,t);i.layers=this.layers,this.add(i);const r=new Qn(Kn,1,e,t);r.layers=this.layers,this.add(r);const n=new Qn(Kn,1,e,t);n.layers=this.layers,this.add(n);const o=new Qn(Kn,1,e,t);o.layers=this.layers,this.add(o);const a=new Qn(Kn,1,e,t);a.layers=this.layers,this.add(a);const h=new Qn(Kn,1,e,t);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[s,i,r,n,o,a]=t;for(const e of t)this.remove(e);if(e===Vs)s.up.set(0,1,0),s.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),a.up.set(0,1,0),a.lookAt(0,0,-1);else{if(e!==Ds)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);s.up.set(0,-1,0),s.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),a.up.set(0,-1,0),a.lookAt(0,0,-1)}for(const e of t)this.add(e),e.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const{renderTarget:s,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[r,n,o,a,h,u]=this.children,l=e.getRenderTarget(),c=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const m=s.texture.generateMipmaps;s.texture.generateMipmaps=!1,e.setRenderTarget(s,0,i),e.render(t,r),e.setRenderTarget(s,1,i),e.render(t,n),e.setRenderTarget(s,2,i),e.render(t,o),e.setRenderTarget(s,3,i),e.render(t,a),e.setRenderTarget(s,4,i),e.render(t,h),s.texture.generateMipmaps=m,e.setRenderTarget(s,5,i),e.render(t,u),e.setRenderTarget(l,c,d),e.xr.enabled=p,s.texture.needsPMREMUpdate=!0}}class to extends Ti{constructor(e,t,s,i,r,n,o,a,h,u){super(e=void 0!==e?e:[],t=void 0!==t?t:he,s,i,r,n,o,a,h,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class so extends Si{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const s={width:e,height:e,depth:1},i=[s,s,s,s,s,s];this.texture=new to(i,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:Te}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const s={uniforms:{tEquirect:{value:null}},vertexShader:"\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",fragmentShader:"\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"},i=new jn(5,5,5),r=new $n({name:"CubemapFromEquirect",uniforms:qn(s.uniforms),vertexShader:s.vertexShader,fragmentShader:s.fragmentShader,side:d,blending:m});r.uniforms.tEquirect.value=t;const n=new Wn(i,r),o=t.minFilter;t.minFilter===Se&&(t.minFilter=Te);return new eo(1,10,this).update(e,n),t.minFilter=o,n.geometry.dispose(),n.material.dispose(),this}clear(e,t,s,i){const r=e.getRenderTarget();for(let r=0;r<6;r++)e.setRenderTarget(this,r),e.clear(t,s,i);e.setRenderTarget(r)}}class io{constructor(e,t=25e-5){this.isFogExp2=!0,this.name="",this.color=new Yr(e),this.density=t}clone(){return new io(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class ro{constructor(e,t=1,s=1e3){this.isFog=!0,this.name="",this.color=new Yr(e),this.near=t,this.far=s}clone(){return new ro(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class no extends Pr{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new fr,this.environmentIntensity=1,this.environmentRotation=new fr,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class oo{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=Rs,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=qs()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}get updateRange(){return ai("THREE.InterleavedBuffer: updateRange() is deprecated and will be removed in r169. Use addUpdateRange() instead."),this._updateRange}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,s){e*=this.stride,s*=t.stride;for(let i=0,r=this.stride;ie.far||t.push({distance:a,point:co.clone(),uv:Hr.getInterpolation(co,xo,bo,vo,To,_o,wo,new Ks),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function Mo(e,t,s,i,r,n){go.subVectors(e,s).addScalar(.5).multiply(i),void 0!==r?(fo.x=n*go.x-r*go.y,fo.y=r*go.x+n*go.y):fo.copy(go),e.copy(t),e.x+=fo.x,e.y+=fo.y,e.applyMatrix4(yo)}const Ao=new Ei,No=new Ei;class Ro extends Pr{constructor(){super(),this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]},isLOD:{value:!0}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let e=0,s=t.length;e0){let s,i;for(s=1,i=t.length;s0){Ao.setFromMatrixPosition(this.matrixWorld);const s=e.ray.origin.distanceTo(Ao);this.getObjectForDistance(s).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){Ao.setFromMatrixPosition(e.matrixWorld),No.setFromMatrixPosition(this.matrixWorld);const s=Ao.distanceTo(No)/e.zoom;let i,r;for(t[0].object.visible=!0,i=1,r=t.length;i=e))break;t[i-1].object.visible=!1,t[i].object.visible=!0}for(this._currentLevel=i-1;i1?null:t.copy(e.start).addScaledVector(s,r)}intersectsLine(e){const t=this.distanceToPoint(e.start),s=this.distanceToPoint(e.end);return t<0&&s>0||s<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const s=t||ta.getNormalMatrix(e),i=this.coplanarPoint(Ko).applyMatrix4(e),r=this.normal.applyMatrix3(s).normalize();return this.constant=-i.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const ia=new Zi,ra=new Ei;class na{constructor(e=new sa,t=new sa,s=new sa,i=new sa,r=new sa,n=new sa){this.planes=[e,t,s,i,r,n]}set(e,t,s,i,r,n){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(s),o[3].copy(i),o[4].copy(r),o[5].copy(n),this}copy(e){const t=this.planes;for(let s=0;s<6;s++)t[s].copy(e.planes[s]);return this}setFromProjectionMatrix(e,t=2e3){const s=this.planes,i=e.elements,r=i[0],n=i[1],o=i[2],a=i[3],h=i[4],u=i[5],l=i[6],c=i[7],d=i[8],p=i[9],m=i[10],g=i[11],f=i[12],y=i[13],x=i[14],b=i[15];if(s[0].setComponents(a-r,c-h,g-d,b-f).normalize(),s[1].setComponents(a+r,c+h,g+d,b+f).normalize(),s[2].setComponents(a+n,c+u,g+p,b+y).normalize(),s[3].setComponents(a-n,c-u,g-p,b-y).normalize(),s[4].setComponents(a-o,c-l,g-m,b-x).normalize(),t===Vs)s[5].setComponents(a+o,c+l,g+m,b+x).normalize();else{if(t!==Ds)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);s[5].setComponents(o,l,m,x).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),ia.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),ia.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ia)}intersectsSprite(e){return ia.center.set(0,0,0),ia.radius=.7071067811865476,ia.applyMatrix4(e.matrixWorld),this.intersectsSphere(ia)}intersectsSphere(e){const t=this.planes,s=e.center,i=-e.radius;for(let e=0;e<6;e++){if(t[e].distanceToPoint(s)0?e.max.x:e.min.x,ra.y=i.normal.y>0?e.max.y:e.min.y,ra.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(ra)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let s=0;s<6;s++)if(t[s].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function oa(e,t){return e.z-t.z}function aa(e,t){return t.z-e.z}class ha{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,s){const i=this.pool,r=this.list;this.index>=i.length&&i.push({start:-1,count:-1,z:-1,index:-1});const n=i[this.index];r.push(n),this.index++,n.start=e.start,n.count=e.count,n.z=t,n.index=s}reset(){this.list.length=0,this.index=0}}const ua=new or,la=new or,ca=new or,da=new Yr(1,1,1),pa=new or,ma=new na,ga=new Pi,fa=new Zi,ya=new Ei,xa=new Ei,ba=new Ei,va=new ha,Ta=new Wn,_a=[];function wa(e,t,s=0){const i=t.itemSize;if(e.isInterleavedBufferAttribute||e.array.constructor!==t.array.constructor){const r=e.count;for(let n=0;n65535?new Uint32Array(i):new Uint16Array(i);t.setIndex(new hn(e,1))}this._geometryInitialized=!0}}_validateGeometry(e){const t=this.geometry;if(Boolean(e.getIndex())!==Boolean(t.getIndex()))throw new Error('BatchedMesh: All geometries must consistently have "index".');for(const s in t.attributes){if(!e.hasAttribute(s))throw new Error(`BatchedMesh: Added geometry missing "${s}". All geometries must have consistent attributes.`);const i=e.getAttribute(s),r=t.getAttribute(s);if(i.itemSize!==r.itemSize||i.normalized!==r.normalized)throw new Error("BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Pi);const e=this._geometryCount,t=this.boundingBox,s=this._drawInfo;t.makeEmpty();for(let i=0;i=this._maxInstanceCount)throw new Error("BatchedMesh: Maximum item count reached.");this._drawInfo.push({visible:!0,active:!0,geometryIndex:e});const t=this._drawInfo.length-1,s=this._matricesTexture,i=s.image.data;ca.toArray(i,16*t),s.needsUpdate=!0;const r=this._colorsTexture;return r&&(da.toArray(r.image.data,4*t),r.needsUpdate=!0),t}addGeometry(e,t=-1,s=-1){if(this._initializeGeometry(e),this._validateGeometry(e),this._drawInfo.length>=this._maxInstanceCount)throw new Error("BatchedMesh: Maximum item count reached.");const i={vertexStart:-1,vertexCount:-1,indexStart:-1,indexCount:-1};let r=null;const n=this._reservedRanges,o=this._drawRanges,a=this._bounds;0!==this._geometryCount&&(r=n[n.length-1]),i.vertexCount=-1===t?e.getAttribute("position").count:t,i.vertexStart=null===r?0:r.vertexStart+r.vertexCount;const h=e.getIndex(),u=null!==h;if(u&&(i.indexCount=-1===s?h.count:s,i.indexStart=null===r?0:r.indexStart+r.indexCount),-1!==i.indexStart&&i.indexStart+i.indexCount>this._maxIndexCount||i.vertexStart+i.vertexCount>this._maxVertexCount)throw new Error("BatchedMesh: Reserved space request exceeds the maximum buffer size.");const l=this._geometryCount;return this._geometryCount++,n.push(i),o.push({start:u?i.indexStart:i.vertexStart,count:-1}),a.push({boxInitialized:!1,box:new Pi,sphereInitialized:!1,sphere:new Zi}),this.setGeometryAt(l,e),l}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const s=this.geometry,i=null!==s.getIndex(),r=s.getIndex(),n=t.getIndex(),o=this._reservedRanges[e];if(i&&n.count>o.indexCount||t.attributes.position.count>o.vertexCount)throw new Error("BatchedMesh: Reserved space not large enough for provided geometry.");const a=o.vertexStart,h=o.vertexCount;for(const e in s.attributes){const i=t.getAttribute(e),r=s.getAttribute(e);wa(i,r,a);const n=i.itemSize;for(let e=i.count,t=h;e=this._geometryCount)return null;const s=this._bounds[e],i=s.box,r=this.geometry;if(!1===s.boxInitialized){i.makeEmpty();const t=r.index,n=r.attributes.position,o=this._drawRanges[e];for(let e=o.start,s=o.start+o.count;e=this._geometryCount)return null;const s=this._bounds[e],i=s.sphere,r=this.geometry;if(!1===s.sphereInitialized){i.makeEmpty(),this.getBoundingBoxAt(e,ga),ga.getCenter(i.center);const t=r.index,n=r.attributes.position,o=this._drawRanges[e];let a=0;for(let e=o.start,s=o.start+o.count;e=s.length||!1===s[e].active||(t.toArray(r,16*e),i.needsUpdate=!0),this}getMatrixAt(e,t){const s=this._drawInfo,i=this._matricesTexture.image.data;return e>=s.length||!1===s[e].active?null:t.fromArray(i,16*e)}setColorAt(e,t){null===this._colorsTexture&&this._initColorsTexture();const s=this._colorsTexture,i=this._colorsTexture.image.data,r=this._drawInfo;return e>=r.length||!1===r[e].active||(t.toArray(i,4*e),s.needsUpdate=!0),this}getColorAt(e,t){const s=this._colorsTexture.image.data,i=this._drawInfo;return e>=i.length||!1===i[e].active?null:t.fromArray(s,4*e)}setVisibleAt(e,t){const s=this._drawInfo;return e>=s.length||!1===s[e].active||s[e].visible===t||(s[e].visible=t,this._visibilityChanged=!0),this}getVisibleAt(e){const t=this._drawInfo;return!(e>=t.length||!1===t[e].active)&&t[e].visible}raycast(e,t){const s=this._drawInfo,i=this._drawRanges,r=this.matrixWorld,n=this.geometry;Ta.material=this.material,Ta.geometry.index=n.index,Ta.geometry.attributes=n.attributes,null===Ta.geometry.boundingBox&&(Ta.geometry.boundingBox=new Pi),null===Ta.geometry.boundingSphere&&(Ta.geometry.boundingSphere=new Zi);for(let n=0,o=s.length;n({...e}))),this._reservedRanges=e._reservedRanges.map((e=>({...e}))),this._drawInfo=e._drawInfo.map((e=>({...e}))),this._bounds=e._bounds.map((e=>({boxInitialized:e.boxInitialized,box:e.box.clone(),sphereInitialized:e.sphereInitialized,sphere:e.sphere.clone()}))),this._maxInstanceCount=e._maxInstanceCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){return this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null),this}onBeforeRender(e,t,s,i,r){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const n=i.getIndex(),o=null===n?1:n.array.BYTES_PER_ELEMENT,a=this._drawInfo,h=this._multiDrawStarts,u=this._multiDrawCounts,l=this._drawRanges,c=this.perObjectFrustumCulled,d=this._indirectTexture,p=d.image.data;c&&(pa.multiplyMatrices(s.projectionMatrix,s.matrixWorldInverse).multiply(this.matrixWorld),ma.setFromProjectionMatrix(pa,e.coordinateSystem));let m=0;if(this.sortObjects){la.copy(this.matrixWorld).invert(),ya.setFromMatrixPosition(s.matrixWorld).applyMatrix4(la),xa.set(0,0,-1).transformDirection(s.matrixWorld).transformDirection(la);for(let e=0,t=a.length;e0){const s=e[t[0]];if(void 0!==s){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=s.length;ei)return;Ba.applyMatrix4(e.matrixWorld);const a=t.ray.origin.distanceTo(Ba);return at.far?void 0:{distance:a,point:Ia.clone().applyMatrix4(e.matrixWorld),index:r,face:null,faceIndex:null,object:e}}const za=new Ei,Ua=new Ei;class Oa extends Pa{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,s=[];for(let e=0,i=t.count;e0){const s=e[t[0]];if(void 0!==s){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=s.length;er.far)return;n.push({distance:h,distanceToRay:Math.sqrt(a),point:s,index:t,face:null,object:o})}}class qa extends Pr{constructor(){super(),this.isGroup=!0,this.type="Group"}}class $a extends Ti{constructor(e,t,s,i,r,n,o,a,h){super(e,t,s,i,r,n,o,a,h),this.isVideoTexture=!0,this.minFilter=void 0!==n?n:Te,this.magFilter=void 0!==r?r:Te,this.generateMipmaps=!1;const u=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){u.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1==="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class Xa extends Ti{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=fe,this.minFilter=fe,this.generateMipmaps=!1,this.needsUpdate=!0}}class Ya extends Ti{constructor(e,t,s,i,r,n,o,a,h,u,l,c){super(null,n,o,a,h,u,i,r,l,c),this.isCompressedTexture=!0,this.image={width:t,height:s},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class Ja extends Ya{constructor(e,t,s,i,r,n){super(e,t,s,r,n),this.isCompressedArrayTexture=!0,this.image.depth=i,this.wrapR=me,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Za extends Ya{constructor(e,t,s){super(void 0,e[0].width,e[0].height,t,s,he),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class Qa extends Ti{constructor(e,t,s,i,r,n,o,a,h){super(e,t,s,i,r,n,o,a,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class Ka extends Ti{constructor(e,t,s,i,r,n,o,a,h,u=1026){if(u!==We&&u!==He)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");void 0===s&&u===We&&(s=Be),void 0===s&&u===He&&(s=Ue),super(null,i,r,n,o,a,u,s,h),this.isDepthTexture=!0,this.image={width:e,height:t},this.magFilter=void 0!==o?o:fe,this.minFilter=void 0!==a?a:fe,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return null!==this.compareFunction&&(t.compareFunction=this.compareFunction),t}}class eh{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const s=this.getUtoTmapping(e);return this.getPoint(s,t)}getPoints(e=5){const t=[];for(let s=0;s<=e;s++)t.push(this.getPoint(s/e));return t}getSpacedPoints(e=5){const t=[];for(let s=0;s<=e;s++)t.push(this.getPointAt(s/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let s,i=this.getPoint(0),r=0;t.push(0);for(let n=1;n<=e;n++)s=this.getPoint(n/e),r+=s.distanceTo(i),t.push(r),i=s;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const s=this.getLengths();let i=0;const r=s.length;let n;n=t||e*s[r-1];let o,a=0,h=r-1;for(;a<=h;)if(i=Math.floor(a+(h-a)/2),o=s[i]-n,o<0)a=i+1;else{if(!(o>0)){h=i;break}h=i-1}if(i=h,s[i]===n)return i/(r-1);const u=s[i];return(i+(n-u)/(s[i+1]-u))/(r-1)}getTangent(e,t){const s=1e-4;let i=e-s,r=e+s;i<0&&(i=0),r>1&&(r=1);const n=this.getPoint(i),o=this.getPoint(r),a=t||(n.isVector2?new Ks:new Ei);return a.copy(o).sub(n).normalize(),a}getTangentAt(e,t){const s=this.getUtoTmapping(e);return this.getTangent(s,t)}computeFrenetFrames(e,t){const s=new Ei,i=[],r=[],n=[],o=new Ei,a=new or;for(let t=0;t<=e;t++){const s=t/e;i[t]=this.getTangentAt(s,new Ei)}r[0]=new Ei,n[0]=new Ei;let h=Number.MAX_VALUE;const u=Math.abs(i[0].x),l=Math.abs(i[0].y),c=Math.abs(i[0].z);u<=h&&(h=u,s.set(1,0,0)),l<=h&&(h=l,s.set(0,1,0)),c<=h&&s.set(0,0,1),o.crossVectors(i[0],s).normalize(),r[0].crossVectors(i[0],o),n[0].crossVectors(i[0],r[0]);for(let t=1;t<=e;t++){if(r[t]=r[t-1].clone(),n[t]=n[t-1].clone(),o.crossVectors(i[t-1],i[t]),o.length()>Number.EPSILON){o.normalize();const e=Math.acos($s(i[t-1].dot(i[t]),-1,1));r[t].applyMatrix4(a.makeRotationAxis(o,e))}n[t].crossVectors(i[t],r[t])}if(!0===t){let t=Math.acos($s(r[0].dot(r[e]),-1,1));t/=e,i[0].dot(o.crossVectors(r[0],r[e]))>0&&(t=-t);for(let s=1;s<=e;s++)r[s].applyMatrix4(a.makeRotationAxis(i[s],t*s)),n[s].crossVectors(i[s],r[s])}return{tangents:i,normals:r,binormals:n}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class th extends eh{constructor(e=0,t=0,s=1,i=1,r=0,n=2*Math.PI,o=!1,a=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=s,this.yRadius=i,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=o,this.aRotation=a}getPoint(e,t=new Ks){const s=t,i=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const n=Math.abs(r)i;)r-=i;r0?0:(Math.floor(Math.abs(h)/r)+1)*r:0===u&&h===r-1&&(h=r-2,u=1),this.closed||h>0?o=i[(h-1)%r]:(rh.subVectors(i[0],i[1]).add(i[0]),o=rh);const l=i[h%r],c=i[(h+1)%r];if(this.closed||h+2i.length-2?i.length-1:n+1],l=i[n>i.length-3?i.length-1:n+2];return s.set(uh(o,a.x,h.x,u.x,l.x),uh(o,a.y,h.y,u.y,l.y)),s}copy(e){super.copy(e),this.points=[];for(let t=0,s=e.points.length;t=s){const e=i[r]-s,n=this.curves[r],o=n.getLength(),a=0===o?0:1-e/o;return n.getPointAt(a,t)}r++}return null}getLength(){const e=this.getCurveLengths();return e[e.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 e=[];let t=0;for(let s=0,i=this.curves.length;s1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,s=e.curves.length;t0){const e=h.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(h);const u=h.getPoint(1);return this.currentPoint.copy(u),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class _h extends Mn{constructor(e=[new Ks(0,-.5),new Ks(.5,0),new Ks(0,.5)],t=12,s=0,i=2*Math.PI){super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:s,phiLength:i},t=Math.floor(t),i=$s(i,0,2*Math.PI);const r=[],n=[],o=[],a=[],h=[],u=1/t,l=new Ei,c=new Ks,d=new Ei,p=new Ei,m=new Ei;let g=0,f=0;for(let t=0;t<=e.length-1;t++)switch(t){case 0:g=e[t+1].x-e[t].x,f=e[t+1].y-e[t].y,d.x=1*f,d.y=-g,d.z=0*f,m.copy(d),d.normalize(),a.push(d.x,d.y,d.z);break;case e.length-1:a.push(m.x,m.y,m.z);break;default:g=e[t+1].x-e[t].x,f=e[t+1].y-e[t].y,d.x=1*f,d.y=-g,d.z=0*f,p.copy(d),d.x+=m.x,d.y+=m.y,d.z+=m.z,d.normalize(),a.push(d.x,d.y,d.z),m.copy(p)}for(let r=0;r<=t;r++){const d=s+r*u*i,p=Math.sin(d),m=Math.cos(d);for(let s=0;s<=e.length-1;s++){l.x=e[s].x*p,l.y=e[s].y,l.z=e[s].x*m,n.push(l.x,l.y,l.z),c.x=r/t,c.y=s/(e.length-1),o.push(c.x,c.y);const i=a[3*s+0]*p,u=a[3*s+1],d=a[3*s+0]*m;h.push(i,u,d)}}for(let s=0;s0&&y(!0),t>0&&y(!1)),this.setIndex(u),this.setAttribute("position",new yn(l,3)),this.setAttribute("normal",new yn(c,3)),this.setAttribute("uv",new yn(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Mh(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Ah extends Mh{constructor(e=1,t=1,s=32,i=1,r=!1,n=0,o=2*Math.PI){super(0,e,t,s,i,r,n,o),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:s,heightSegments:i,openEnded:r,thetaStart:n,thetaLength:o}}static fromJSON(e){return new Ah(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Nh extends Mn{constructor(e=[],t=[],s=1,i=0){super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:s,detail:i};const r=[],n=[];function o(e,t,s,i){const r=i+1,n=[];for(let i=0;i<=r;i++){n[i]=[];const o=e.clone().lerp(s,i/r),a=t.clone().lerp(s,i/r),h=r-i;for(let e=0;e<=h;e++)n[i][e]=0===e&&i===r?o:o.clone().lerp(a,e/h)}for(let e=0;e.9&&o<.1&&(t<.2&&(n[e+0]+=1),s<.2&&(n[e+2]+=1),i<.2&&(n[e+4]+=1))}}()}(),this.setAttribute("position",new yn(r,3)),this.setAttribute("normal",new yn(r.slice(),3)),this.setAttribute("uv",new yn(n,2)),0===i?this.computeVertexNormals():this.normalizeNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Nh(e.vertices,e.indices,e.radius,e.details)}}class Rh extends Nh{constructor(e=1,t=0){const s=(1+Math.sqrt(5))/2,i=1/s;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,-s,0,-i,s,0,i,-s,0,i,s,-i,-s,0,-i,s,0,i,-s,0,i,s,0,-s,0,-i,s,0,-i,-s,0,i,s,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],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Rh(e.radius,e.detail)}}const Ch=new Ei,Eh=new Ei,Bh=new Ei,Ih=new Hr;class Ph extends Mn{constructor(e=null,t=1){if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const 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e=!1;o>Number.EPSILON?h>Number.EPSILON&&(e=!0):o<-Number.EPSILON?h<-Number.EPSILON&&(e=!0):Math.sign(a)===Math.sign(u)&&(e=!0),e?(i=-a,r=o,n=Math.sqrt(l)):(i=o,r=a,n=Math.sqrt(l/2))}return new Ks(i/n,r/n)}const B=[];for(let e=0,t=A.length,s=t-1,i=e+1;e=0;e--){const t=e/p,s=l*Math.cos(t*Math.PI/2),i=c*Math.sin(t*Math.PI/2)+d;for(let e=0,t=A.length;e=0;){const i=s;let r=s-1;r<0&&(r=e.length-1);for(let e=0,s=a+2*p;e0)&&d.push(t,r,h),(e!==s-1||a0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class Ru extends Qr{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Yr(16777215),this.specular=new Yr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ks(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new fr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Cu extends Qr{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Yr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ks(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Eu extends Qr{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ks(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Bu extends Qr{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Yr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Yr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ks(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new fr,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Iu extends Qr{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class Pu extends Qr{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}class Fu extends Qr{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Yr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new Ks(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class zu extends Ma{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Uu(e,t,s){return!e||!s&&e.constructor===t?e:"number"==typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e)}function Ou(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Lu(e){const t=e.length,s=new Array(t);for(let e=0;e!==t;++e)s[e]=e;return s.sort((function(t,s){return e[t]-e[s]})),s}function Vu(e,t,s){const i=e.length,r=new e.constructor(i);for(let n=0,o=0;o!==i;++n){const i=s[n]*t;for(let s=0;s!==t;++s)r[o++]=e[i+s]}return r}function Du(e,t,s,i){let r=1,n=e[0];for(;void 0!==n&&void 0===n[i];)n=e[r++];if(void 0===n)return;let o=n[i];if(void 0!==o)if(Array.isArray(o))do{o=n[i],void 0!==o&&(t.push(n.time),s.push.apply(s,o)),n=e[r++]}while(void 0!==n);else if(void 0!==o.toArray)do{o=n[i],void 0!==o&&(t.push(n.time),o.toArray(s,s.length)),n=e[r++]}while(void 0!==n);else do{o=n[i],void 0!==o&&(t.push(n.time),s.push(o)),n=e[r++]}while(void 0!==n)}const ku={convertArray:Uu,isTypedArray:Ou,getKeyframeOrder:Lu,sortedArray:Vu,flattenJSON:Du,subclip:function(e,t,s,i,r=30){const n=e.clone();n.name=t;const o=[];for(let e=0;e=i)){h.push(t.times[e]);for(let s=0;sn.tracks[e].times[0]&&(a=n.tracks[e].times[0]);for(let e=0;e=i.times[c]){const e=c*h+a,t=e+h-a;d=i.values.slice(e,t)}else{const e=i.createInterpolant(),t=a,s=h-a;e.evaluate(n),d=e.resultBuffer.slice(t,s)}if("quaternion"===r){(new Ci).fromArray(d).normalize().conjugate().toArray(d)}const p=o.times.length;for(let e=0;e=r)break e;{const o=t[1];e=r)break t}n=s,s=0}}for(;s>>1;et;)--n;if(++n,0!==r||n!==i){r>=n&&(n=Math.max(n,1),r=n-1);const e=this.getValueSize();this.times=s.slice(r,n),this.values=this.values.slice(r*e,n*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const s=this.times,i=this.values,r=s.length;0===r&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let n=null;for(let t=0;t!==r;t++){const i=s[t];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==n&&n>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,i,n),e=!1;break}n=i}if(void 0!==i&&Ou(i))for(let t=0,s=i.length;t!==s;++t){const s=i[t];if(isNaN(s)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,s),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),s=this.getValueSize(),i=this.getInterpolation()===Ft,r=e.length-1;let n=1;for(let o=1;o0){e[n]=e[r];for(let e=r*s,i=n*s,o=0;o!==s;++o)t[i+o]=t[e+o];++n}return n!==e.length?(this.times=e.slice(0,n),this.values=t.slice(0,n*s)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),s=new(0,this.constructor)(this.name,e,t);return s.createInterpolant=this.createInterpolant,s}}qu.prototype.TimeBufferType=Float32Array,qu.prototype.ValueBufferType=Float32Array,qu.prototype.DefaultInterpolation=Pt;class $u extends qu{constructor(e,t,s){super(e,t,s)}}$u.prototype.ValueTypeName="bool",$u.prototype.ValueBufferType=Array,$u.prototype.DefaultInterpolation=It,$u.prototype.InterpolantFactoryMethodLinear=void 0,$u.prototype.InterpolantFactoryMethodSmooth=void 0;class Xu extends qu{}Xu.prototype.ValueTypeName="color";class Yu extends qu{}Yu.prototype.ValueTypeName="number";class Ju extends Gu{constructor(e,t,s,i){super(e,t,s,i)}interpolate_(e,t,s,i){const r=this.resultBuffer,n=this.sampleValues,o=this.valueSize,a=(s-t)/(i-t);let h=e*o;for(let e=h+o;h!==e;h+=4)Ci.slerpFlat(r,0,n,h-o,n,h,a);return r}}class Zu extends qu{InterpolantFactoryMethodLinear(e){return new Ju(this.times,this.values,this.getValueSize(),e)}}Zu.prototype.ValueTypeName="quaternion",Zu.prototype.InterpolantFactoryMethodSmooth=void 0;class Qu extends qu{constructor(e,t,s){super(e,t,s)}}Qu.prototype.ValueTypeName="string",Qu.prototype.ValueBufferType=Array,Qu.prototype.DefaultInterpolation=It,Qu.prototype.InterpolantFactoryMethodLinear=void 0,Qu.prototype.InterpolantFactoryMethodSmooth=void 0;class Ku extends qu{}Ku.prototype.ValueTypeName="vector";class el{constructor(e="",t=-1,s=[],i=2500){this.name=e,this.tracks=s,this.duration=t,this.blendMode=i,this.uuid=qs(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],s=e.tracks,i=1/(e.fps||1);for(let e=0,r=s.length;e!==r;++e)t.push(tl(s[e]).scale(i));const r=new this(e.name,e.duration,t,e.blendMode);return r.uuid=e.uuid,r}static toJSON(e){const t=[],s=e.tracks,i={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let e=0,i=s.length;e!==i;++e)t.push(qu.toJSON(s[e]));return i}static CreateFromMorphTargetSequence(e,t,s,i){const r=t.length,n=[];for(let e=0;e1){const e=n[1];let t=i[e];t||(i[e]=t=[]),t.push(s)}}const n=[];for(const e in i)n.push(this.CreateFromMorphTargetSequence(e,i[e],t,s));return n}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const s=function(e,t,s,i,r){if(0!==s.length){const n=[],o=[];Du(s,n,o,i),0!==n.length&&r.push(new e(t,n,o))}},i=[],r=e.name||"default",n=e.fps||30,o=e.blendMode;let a=e.length||-1;const h=e.hierarchy||[];for(let e=0;e{t&&t(r),this.manager.itemEnd(e)}),0),r;if(void 0!==ol[e])return void ol[e].push({onLoad:t,onProgress:s,onError:i});ol[e]=[],ol[e].push({onLoad:t,onProgress:s,onError:i});const n=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),o=this.mimeType,a=this.responseType;fetch(n).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"==typeof ReadableStream||void 0===t.body||void 0===t.body.getReader)return t;const s=ol[e],i=t.body.getReader(),r=t.headers.get("X-File-Size")||t.headers.get("Content-Length"),n=r?parseInt(r):0,o=0!==n;let a=0;const h=new ReadableStream({start(e){!function t(){i.read().then((({done:i,value:r})=>{if(i)e.close();else{a+=r.byteLength;const i=new ProgressEvent("progress",{lengthComputable:o,loaded:a,total:n});for(let e=0,t=s.length;e{e.error(t)}))}()}});return new Response(h)}throw new al(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`,t)})).then((e=>{switch(a){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,o)));case"json":return e.json();default:if(void 0===o)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(o),s=t&&t[1]?t[1].toLowerCase():void 0,i=new TextDecoder(s);return e.arrayBuffer().then((e=>i.decode(e)))}}})).then((t=>{sl.add(e,t);const s=ol[e];delete ol[e];for(let e=0,i=s.length;e{const s=ol[e];if(void 0===s)throw this.manager.itemError(e),t;delete ol[e];for(let e=0,i=s.length;e{this.manager.itemEnd(e)})),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class ul extends nl{constructor(e){super(e)}load(e,t,s,i){const r=this,n=new hl(this.manager);n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(e,(function(s){try{t(r.parse(JSON.parse(s)))}catch(t){i?i(t):console.error(t),r.manager.itemError(e)}}),s,i)}parse(e){const t=[];for(let s=0;s0:i.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const t in e.uniforms){const r=e.uniforms[t];switch(i.uniforms[t]={},r.type){case"t":i.uniforms[t].value=s(r.value);break;case"c":i.uniforms[t].value=(new Yr).setHex(r.value);break;case"v2":i.uniforms[t].value=(new Ks).fromArray(r.value);break;case"v3":i.uniforms[t].value=(new Ei).fromArray(r.value);break;case"v4":i.uniforms[t].value=(new _i).fromArray(r.value);break;case"m3":i.uniforms[t].value=(new ei).fromArray(r.value);break;case"m4":i.uniforms[t].value=(new or).fromArray(r.value);break;default:i.uniforms[t].value=r.value}}if(void 0!==e.defines&&(i.defines=e.defines),void 0!==e.vertexShader&&(i.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(i.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(i.glslVersion=e.glslVersion),void 0!==e.extensions)for(const t in e.extensions)i.extensions[t]=e.extensions[t];if(void 0!==e.lights&&(i.lights=e.lights),void 0!==e.clipping&&(i.clipping=e.clipping),void 0!==e.size&&(i.size=e.size),void 0!==e.sizeAttenuation&&(i.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(i.map=s(e.map)),void 0!==e.matcap&&(i.matcap=s(e.matcap)),void 0!==e.alphaMap&&(i.alphaMap=s(e.alphaMap)),void 0!==e.bumpMap&&(i.bumpMap=s(e.bumpMap)),void 0!==e.bumpScale&&(i.bumpScale=e.bumpScale),void 0!==e.normalMap&&(i.normalMap=s(e.normalMap)),void 0!==e.normalMapType&&(i.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),i.normalScale=(new Ks).fromArray(t)}return void 0!==e.displacementMap&&(i.displacementMap=s(e.displacementMap)),void 0!==e.displacementScale&&(i.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(i.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(i.roughnessMap=s(e.roughnessMap)),void 0!==e.metalnessMap&&(i.metalnessMap=s(e.metalnessMap)),void 0!==e.emissiveMap&&(i.emissiveMap=s(e.emissiveMap)),void 0!==e.emissiveIntensity&&(i.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(i.specularMap=s(e.specularMap)),void 0!==e.specularIntensityMap&&(i.specularIntensityMap=s(e.specularIntensityMap)),void 0!==e.specularColorMap&&(i.specularColorMap=s(e.specularColorMap)),void 0!==e.envMap&&(i.envMap=s(e.envMap)),void 0!==e.envMapRotation&&i.envMapRotation.fromArray(e.envMapRotation),void 0!==e.envMapIntensity&&(i.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(i.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(i.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(i.lightMap=s(e.lightMap)),void 0!==e.lightMapIntensity&&(i.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(i.aoMap=s(e.aoMap)),void 0!==e.aoMapIntensity&&(i.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(i.gradientMap=s(e.gradientMap)),void 0!==e.clearcoatMap&&(i.clearcoatMap=s(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(i.clearcoatRoughnessMap=s(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(i.clearcoatNormalMap=s(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(i.clearcoatNormalScale=(new Ks).fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(i.iridescenceMap=s(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(i.iridescenceThicknessMap=s(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(i.transmissionMap=s(e.transmissionMap)),void 0!==e.thicknessMap&&(i.thicknessMap=s(e.thicknessMap)),void 0!==e.anisotropyMap&&(i.anisotropyMap=s(e.anisotropyMap)),void 0!==e.sheenColorMap&&(i.sheenColorMap=s(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(i.sheenRoughnessMap=s(e.sheenRoughnessMap)),i}setTextures(e){return this.textures=e,this}static createMaterialFromType(e){return new{ShadowMaterial:Su,SpriteMaterial:uo,RawShaderMaterial:Mu,ShaderMaterial:$n,PointsMaterial:Va,MeshPhysicalMaterial:Nu,MeshStandardMaterial:Au,MeshPhongMaterial:Ru,MeshToonMaterial:Cu,MeshNormalMaterial:Eu,MeshLambertMaterial:Bu,MeshDepthMaterial:Iu,MeshDistanceMaterial:Pu,MeshBasicMaterial:Kr,MeshMatcapMaterial:Fu,LineDashedMaterial:zu,LineBasicMaterial:Ma,Material:Qr}[e]}}class Ul{static decodeText(e){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),"undefined"!=typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let s=0,i=e.length;s0){const s=new il(t);r=new cl(s),r.setCrossOrigin(this.crossOrigin);for(let t=0,s=e.length;t0){i=new cl(this.manager),i.setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t{const t=new Pi;t.min.fromArray(e.boxMin),t.max.fromArray(e.boxMax);const s=new Zi;return s.radius=e.sphereRadius,s.center.fromArray(e.sphereCenter),{boxInitialized:e.boxInitialized,box:t,sphereInitialized:e.sphereInitialized,sphere:s}})),n._maxInstanceCount=e.maxInstanceCount,n._maxVertexCount=e.maxVertexCount,n._maxIndexCount=e.maxIndexCount,n._geometryInitialized=e.geometryInitialized,n._geometryCount=e.geometryCount,n._matricesTexture=l(e.matricesTexture.uuid),void 0!==e.colorsTexture&&(n._colorsTexture=l(e.colorsTexture.uuid));break;case"LOD":n=new Ro;break;case"Line":n=new Pa(h(e.geometry),u(e.material));break;case"LineLoop":n=new La(h(e.geometry),u(e.material));break;case"LineSegments":n=new Oa(h(e.geometry),u(e.material));break;case"PointCloud":case"Points":n=new Ha(h(e.geometry),u(e.material));break;case"Sprite":n=new So(u(e.material));break;case"Group":n=new qa;break;case"Bone":n=new Vo;break;default:n=new Pr}if(n.uuid=e.uuid,void 0!==e.name&&(n.name=e.name),void 0!==e.matrix?(n.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(n.matrixAutoUpdate=e.matrixAutoUpdate),n.matrixAutoUpdate&&n.matrix.decompose(n.position,n.quaternion,n.scale)):(void 0!==e.position&&n.position.fromArray(e.position),void 0!==e.rotation&&n.rotation.fromArray(e.rotation),void 0!==e.quaternion&&n.quaternion.fromArray(e.quaternion),void 0!==e.scale&&n.scale.fromArray(e.scale)),void 0!==e.up&&n.up.fromArray(e.up),void 0!==e.castShadow&&(n.castShadow=e.castShadow),void 0!==e.receiveShadow&&(n.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.intensity&&(n.shadow.intensity=e.shadow.intensity),void 0!==e.shadow.bias&&(n.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(n.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(n.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&n.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(n.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(n.visible=e.visible),void 0!==e.frustumCulled&&(n.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(n.renderOrder=e.renderOrder),void 0!==e.userData&&(n.userData=e.userData),void 0!==e.layers&&(n.layers.mask=e.layers),void 0!==e.children){const o=e.children;for(let e=0;e{t&&t(s),r.manager.itemEnd(e)})).catch((e=>{i&&i(e)})):(setTimeout((function(){t&&t(n),r.manager.itemEnd(e)}),0),n);const o={};o.credentials="anonymous"===this.crossOrigin?"same-origin":"include",o.headers=this.requestHeader;const a=fetch(e,o).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(r.options,{colorSpaceConversion:"none"}))})).then((function(s){return sl.add(e,s),t&&t(s),r.manager.itemEnd(e),s})).catch((function(t){i&&i(t),sl.remove(e),r.manager.itemError(e),r.manager.itemEnd(e)}));sl.add(e,a),r.manager.itemStart(e)}}let Hl;class jl{static getContext(){return void 0===Hl&&(Hl=new(window.AudioContext||window.webkitAudioContext)),Hl}static setContext(e){Hl=e}}class ql extends nl{constructor(e){super(e)}load(e,t,s,i){const r=this,n=new hl(this.manager);function o(t){i?i(t):console.error(t),r.manager.itemError(e)}n.setResponseType("arraybuffer"),n.setPath(this.path),n.setRequestHeader(this.requestHeader),n.setWithCredentials(this.withCredentials),n.load(e,(function(e){try{const s=e.slice(0);jl.getContext().decodeAudioData(s,(function(e){t(e)})).catch(o)}catch(e){o(e)}}),s,i)}}const $l=new or,Xl=new or,Yl=new or;class Jl{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new Qn,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new Qn,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){const t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,Yl.copy(e.projectionMatrix);const s=t.eyeSep/2,i=s*t.near/t.focus,r=t.near*Math.tan(Hs*t.fov*.5)/t.zoom;let n,o;Xl.elements[12]=-s,$l.elements[12]=s,n=-r*t.aspect+i,o=r*t.aspect+i,Yl.elements[0]=2*t.near/(o-n),Yl.elements[8]=(o+n)/(o-n),this.cameraL.projectionMatrix.copy(Yl),n=-r*t.aspect-i,o=r*t.aspect-i,Yl.elements[0]=2*t.near/(o-n),Yl.elements[8]=(o+n)/(o-n),this.cameraR.projectionMatrix.copy(Yl)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(Xl),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply($l)}}class Zl extends Qn{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class Ql{constructor(e=!0){this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=Kl(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=Kl();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function Kl(){return("undefined"==typeof performance?Date:performance).now()}const ec=new Ei,tc=new Ci,sc=new Ei,ic=new Ei;class rc extends Pr{constructor(){super(),this.type="AudioListener",this.context=jl.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new Ql}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,s=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(ec,tc,sc),ic.set(0,0,-1).applyQuaternion(tc),t.positionX){const e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(ec.x,e),t.positionY.linearRampToValueAtTime(ec.y,e),t.positionZ.linearRampToValueAtTime(ec.z,e),t.forwardX.linearRampToValueAtTime(ic.x,e),t.forwardY.linearRampToValueAtTime(ic.y,e),t.forwardZ.linearRampToValueAtTime(ic.z,e),t.upX.linearRampToValueAtTime(s.x,e),t.upY.linearRampToValueAtTime(s.y,e),t.upZ.linearRampToValueAtTime(s.z,e)}else t.setPosition(ec.x,ec.y,ec.z),t.setOrientation(ic.x,ic.y,ic.z,s.x,s.y,s.z)}}class nc extends Pr{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(e=0){if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(),this.source.onended=null),this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e0&&this._mixBufferRegionAdditive(s,i,this._addIndex*t,1,t);for(let e=t,r=t+t;e!==r;++e)if(s[e]!==s[e+t]){o.setValue(s,i);break}}saveOriginalState(){const e=this.binding,t=this.buffer,s=this.valueSize,i=s*this._origIndex;e.getValue(t,i);for(let e=s,r=i;e!==r;++e)t[e]=t[i+e%s];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let s=e;s=.5)for(let i=0;i!==r;++i)e[t+i]=e[s+i]}_slerp(e,t,s,i){Ci.slerpFlat(e,t,e,t,e,s,i)}_slerpAdditive(e,t,s,i,r){const n=this._workIndex*r;Ci.multiplyQuaternionsFlat(e,n,e,t,e,s),Ci.slerpFlat(e,t,e,t,e,n,i)}_lerp(e,t,s,i,r){const n=1-i;for(let o=0;o!==r;++o){const r=t+o;e[r]=e[r]*n+e[s+o]*i}}_lerpAdditive(e,t,s,i,r){for(let n=0;n!==r;++n){const r=t+n;e[r]=e[r]+e[s+n]*i}}}const pc="\\[\\]\\.:\\/",mc=new RegExp("["+pc+"]","g"),gc="[^"+pc+"]",fc="[^"+pc.replace("\\.","")+"]",yc=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",gc)+/(WCOD+)?/.source.replace("WCOD",fc)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",gc)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",gc)+"$"),xc=["material","materials","bones","map"];class bc{constructor(e,t,s){this.path=t,this.parsedPath=s||bc.parseTrackName(t),this.node=bc.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,s){return e&&e.isAnimationObjectGroup?new bc.Composite(e,t,s):new bc(e,t,s)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(mc,"")}static parseTrackName(e){const t=yc.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const s={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},i=s.nodeName&&s.nodeName.lastIndexOf(".");if(void 0!==i&&-1!==i){const e=s.nodeName.substring(i+1);-1!==xc.indexOf(e)&&(s.nodeName=s.nodeName.substring(0,i),s.objectName=e)}if(null===s.propertyName||0===s.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return s}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const s=e.skeleton.getBoneByName(t);if(void 0!==s)return s}if(e.children){const s=function(e){for(let i=0;i=r){const n=r++,u=e[n];t[u.uuid]=h,e[h]=u,t[a]=n,e[n]=o;for(let e=0,t=i;e!==t;++e){const t=s[e],i=t[n],r=t[h];t[h]=i,t[n]=r}}}this.nCachedObjects_=r}uncache(){const e=this._objects,t=this._indicesByUUID,s=this._bindings,i=s.length;let r=this.nCachedObjects_,n=e.length;for(let o=0,a=arguments.length;o!==a;++o){const a=arguments[o].uuid,h=t[a];if(void 0!==h)if(delete t[a],h0&&(t[o.uuid]=h),e[h]=o,e.pop();for(let e=0,t=i;e!==t;++e){const t=s[e];t[h]=t[r],t.pop()}}}this.nCachedObjects_=r}subscribe_(e,t){const s=this._bindingsIndicesByPath;let i=s[e];const r=this._bindings;if(void 0!==i)return r[i];const n=this._paths,o=this._parsedPaths,a=this._objects,h=a.length,u=this.nCachedObjects_,l=new Array(h);i=r.length,s[e]=i,n.push(e),o.push(t),r.push(l);for(let s=u,i=a.length;s!==i;++s){const i=a[s];l[s]=new bc(i,e,t)}return l}unsubscribe_(e){const t=this._bindingsIndicesByPath,s=t[e];if(void 0!==s){const i=this._paths,r=this._parsedPaths,n=this._bindings,o=n.length-1,a=n[o];t[e[o]]=s,n[s]=a,n.pop(),r[s]=r[o],r.pop(),i[s]=i[o],i.pop()}}}class Tc{constructor(e,t,s=null,i=t.blendMode){this._mixer=e,this._clip=t,this._localRoot=s,this.blendMode=i;const r=t.tracks,n=r.length,o=new Array(n),a={endingStart:zt,endingEnd:zt};for(let e=0;e!==n;++e){const t=r[e].createInterpolant(null);o[e]=t,t.settings=a}this._interpolantSettings=a,this._interpolants=o,this._propertyBindings=new Array(n),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=2201,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(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t,s){if(e.fadeOut(t),this.fadeIn(t),s){const s=this._clip.duration,i=e._clip.duration,r=i/s,n=s/i;e.warp(1,r,t),this.warp(n,1,t)}return this}crossFadeTo(e,t,s){return e.crossFadeFrom(this,t,s)}stopFading(){const e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,s){const i=this._mixer,r=i.time,n=this.timeScale;let o=this._timeScaleInterpolant;null===o&&(o=i._lendControlInterpolant(),this._timeScaleInterpolant=o);const a=o.parameterPositions,h=o.sampleValues;return a[0]=r,a[1]=r+s,h[0]=e/n,h[1]=t/n,this}stopWarping(){const e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,s,i){if(!this.enabled)return void this._updateWeight(e);const r=this._startTime;if(null!==r){const i=(e-r)*s;i<0||0===s?t=0:(this._startTime=null,t=s*i)}t*=this._updateTimeScale(e);const n=this._updateTime(t),o=this._updateWeight(e);if(o>0){const e=this._interpolants,t=this._propertyBindings;if(this.blendMode===Vt)for(let s=0,i=e.length;s!==i;++s)e[s].evaluate(n),t[s].accumulateAdditive(o);else for(let s=0,r=e.length;s!==r;++s)e[s].evaluate(n),t[s].accumulate(i,o)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const s=this._weightInterpolant;if(null!==s){const i=s.evaluate(e)[0];t*=i,e>s.parameterPositions[1]&&(this.stopFading(),0===i&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const s=this._timeScaleInterpolant;if(null!==s){t*=s.evaluate(e)[0],e>s.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,s=this.loop;let i=this.time+e,r=this._loopCount;const n=2202===s;if(0===e)return-1===r?i:n&&1==(1&r)?t-i:i;if(2200===s){-1===r&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(i>=t)i=t;else{if(!(i<0)){this.time=i;break e}i=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===r&&(e>=0?(r=0,this._setEndings(!0,0===this.repetitions,n)):this._setEndings(0===this.repetitions,!0,n)),i>=t||i<0){const s=Math.floor(i/t);i-=t*s,r+=Math.abs(s);const o=this.repetitions-r;if(o<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,i=e>0?t:0,this.time=i,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===o){const t=e<0;this._setEndings(t,!t,n)}else this._setEndings(!1,!1,n);this._loopCount=r,this.time=i,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:s})}}else this.time=i;if(n&&1==(1&r))return t-i}return i}_setEndings(e,t,s){const i=this._interpolantSettings;s?(i.endingStart=Ut,i.endingEnd=Ut):(i.endingStart=e?this.zeroSlopeAtStart?Ut:zt:Ot,i.endingEnd=t?this.zeroSlopeAtEnd?Ut:zt:Ot)}_scheduleFading(e,t,s){const i=this._mixer,r=i.time;let n=this._weightInterpolant;null===n&&(n=i._lendControlInterpolant(),this._weightInterpolant=n);const o=n.parameterPositions,a=n.sampleValues;return o[0]=r,a[0]=t,o[1]=r+e,a[1]=s,this}}const _c=new Float32Array(1);class wc extends ks{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const s=e._localRoot||this._root,i=e._clip.tracks,r=i.length,n=e._propertyBindings,o=e._interpolants,a=s.uuid,h=this._bindingsByRootAndName;let u=h[a];void 0===u&&(u={},h[a]=u);for(let e=0;e!==r;++e){const r=i[e],h=r.name;let l=u[h];if(void 0!==l)++l.referenceCount,n[e]=l;else{if(l=n[e],void 0!==l){null===l._cacheIndex&&(++l.referenceCount,this._addInactiveBinding(l,a,h));continue}const i=t&&t._propertyBindings[e].binding.parsedPath;l=new dc(bc.create(s,h,i),r.ValueTypeName,r.getValueSize()),++l.referenceCount,this._addInactiveBinding(l,a,h),n[e]=l}o[e].resultBuffer=l.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){const t=(e._localRoot||this._root).uuid,s=e._clip.uuid,i=this._actionsByClip[s];this._bindAction(e,i&&i.knownActions[0]),this._addInactiveAction(e,s,t)}const t=e._propertyBindings;for(let e=0,s=t.length;e!==s;++e){const s=t[e];0==s.useCount++&&(this._lendBinding(s),s.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let e=0,s=t.length;e!==s;++e){const s=t[e];0==--s.useCount&&(s.restoreOriginalState(),this._takeBackBinding(s))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return null!==t&&t=0;--t)e[t].stop();return this}update(e){e*=this.timeScale;const t=this._actions,s=this._nActiveActions,i=this.time+=e,r=Math.sign(e),n=this._accuIndex^=1;for(let o=0;o!==s;++o){t[o]._update(i,e,r,n)}const o=this._bindings,a=this._nActiveBindings;for(let e=0;e!==a;++e)o[e].apply(n);return this}setTime(e){this.time=0;for(let e=0;e=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Uc).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Lc=new Ei,Vc=new Ei;class Dc{constructor(e=new Ei,t=new Ei){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Lc.subVectors(e,this.start),Vc.subVectors(this.end,this.start);const s=Vc.dot(Vc);let i=Vc.dot(Lc)/s;return t&&(i=$s(i,0,1)),i}closestPointToPoint(e,t,s){const i=this.closestPointToPointParameter(e,t);return this.delta(s).multiplyScalar(i).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const kc=new Ei;class Gc extends Pr{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const s=new Mn,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 e=0,t=1,s=32;e1)for(let s=0;s.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{pd.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(pd,t)}}setLength(e,t=.2*e,s=.2*t){this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(s,t,s),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class yd extends Oa{constructor(e=1){const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],s=new Mn;s.setAttribute("position",new yn(t,3)),s.setAttribute("color",new yn([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(s,new Ma({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,s){const i=new Yr,r=this.geometry.attributes.color.array;return i.set(e),i.toArray(r,0),i.toArray(r,3),i.set(t),i.toArray(r,6),i.toArray(r,9),i.set(s),i.toArray(r,12),i.toArray(r,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class xd{constructor(){this.type="ShapePath",this.color=new Yr,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Th,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,s,i){return this.currentPath.quadraticCurveTo(e,t,s,i),this}bezierCurveTo(e,t,s,i,r,n){return this.currentPath.bezierCurveTo(e,t,s,i,r,n),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const s=t.length;let i=!1;for(let r=s-1,n=0;nNumber.EPSILON){if(h<0&&(s=t[n],a=-a,o=t[r],h=-h),e.yo.y)continue;if(e.y===s.y){if(e.x===s.x)return!0}else{const t=h*(e.x-s.x)-a*(e.y-s.y);if(0===t)return!0;if(t<0)continue;i=!i}}else{if(e.y!==s.y)continue;if(o.x<=e.x&&e.x<=s.x||s.x<=e.x&&e.x<=o.x)return!0}}return i}const s=ou.isClockWise,i=this.subPaths;if(0===i.length)return[];let r,n,o;const a=[];if(1===i.length)return n=i[0],o=new Fh,o.curves=n.curves,a.push(o),a;let h=!s(i[0].getPoints());h=e?!h:h;const u=[],l=[];let c,d,p=[],m=0;l[m]=void 0,p[m]=[];for(let t=0,o=i.length;t1){let e=!1,s=0;for(let e=0,t=l.length;e0&&!1===e&&(p=u)}for(let e=0,t=l.length;e{this.requestId=self.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,null!==this.animationLoop&&this.animationLoop(t,s)};e()}dispose(){self.cancelAnimationFrame(this.requestId),this.requestId=null}setAnimationLoop(e){this.animationLoop=e}}class Sd{constructor(){this.weakMap=new WeakMap}get(e){let t=this.weakMap;for(let s=0;s{this.dispose()},this.material.addEventListener("dispose",this.onMaterialDispose)}updateClipping(e){const t=this.material;let s=this.clippingContext;Array.isArray(t.clippingPlanes)?(s!==e&&s||(s=new Nd,this.clippingContext=s),s.update(e,t)):this.clippingContext!==e&&(this.clippingContext=e)}get clippingNeedsUpdate(){return this.clippingContext.version!==this.clippingContextVersion&&(this.clippingContextVersion=this.clippingContext.version,!0)}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getIndex(){return this._geometries.getIndex(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,s=[],i=new Set;for(const r of e){const e=r.node&&r.node.attribute?r.node.attribute:t.getAttribute(r.name);if(void 0===e)continue;s.push(e);const n=e.isInterleavedBufferAttribute?e.data:e;i.add(n)}return this.attributes=s,this.vertexBuffers=Array.from(i.values()),s}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getMaterialCacheKey(){const{object:e,material:t}=this;let s=t.customProgramCacheKey();for(const e of function(e){const t=Object.keys(e);let s=Object.getPrototypeOf(e);for(;s;){const e=Object.getOwnPropertyDescriptors(s);for(const s in e)if(void 0!==e[s]){const i=e[s];i&&"function"==typeof i.get&&t.push(s)}s=Object.getPrototypeOf(s)}return t}(t)){if(/^(is[A-Z]|_)|^(visible|version|uuid|name|opacity|userData)$/.test(e))continue;const i=t[e];let r;if(null!==i){const e=typeof i;"number"===e?r=0!==i?"1":"0":"object"===e?(r="{",i.isTexture&&(r+=i.mapping),r+="}"):r=String(i)}else r=String(i);s+=r+","}return s+=this.clippingContextVersion+",",e.skeleton&&(s+=e.skeleton.bones.length+","),e.morphTargetInfluences&&(s+=e.morphTargetInfluences.length+","),e.isBatchedMesh&&(s+=e._matricesTexture.uuid+",",null!==e._colorsTexture&&(s+=e._colorsTexture.uuid+",")),e.count>1&&(s+=e.count+","+e.uuid+","),s}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){return this.object.receiveShadow+","+this._nodes.getCacheKey(this.scene,this.lightsNode)}getCacheKey(){return this.getMaterialCacheKey()+","+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.onDispose()}}class Ed{constructor(e,t,s,i,r,n){this.renderer=e,this.nodes=t,this.geometries=s,this.pipelines=i,this.bindings=r,this.info=n,this.chainMaps={}}get(e,t,s,i,r,n,o){const a=this.getChainMap(o),h=[e,t,n,r];let u=a.get(h);return void 0===u?(u=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,s,i,r,n,o),a.set(h,u)):(u.updateClipping(n.clippingContext),(u.version!==t.version||u.needsUpdate)&&(u.initialCacheKey!==u.getCacheKey()?(u.dispose(),u=this.get(e,t,s,i,r,n,o)):u.version=t.version)),u}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new Sd)}dispose(){this.chainMaps={}}createRenderObject(e,t,s,i,r,n,o,a,h,u){const l=this.getChainMap(u),c=new Cd(e,t,s,i,r,n,o,a,h);return c.onDispose=()=>{this.pipelines.delete(c),this.bindings.delete(c),this.nodes.delete(c),l.delete(c.getChainArray())},c}}class Bd{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const Id=1,Pd=2,Fd=4,zd=16;class Ud extends Bd{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return void 0!==t&&this.backend.destroyAttribute(e),t}update(e,t){const s=this.get(e);if(void 0===s.version)t===Id?this.backend.createAttribute(e):t===Pd?this.backend.createIndexAttribute(e):t===Fd&&this.backend.createStorageAttribute(e),s.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(s.version=0;--t)if(e[t]>=65535)return!0;return!1}(t)?gn:pn)(t,1);return r.version=Od(e),r}class Vd extends Bd{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const s=()=>{this.info.memory.geometries--;const i=t.index,r=e.getAttributes();null!==i&&this.attributes.delete(i);for(const e of r)this.attributes.delete(e);const n=this.wireframes.get(t);void 0!==n&&this.attributes.delete(n),t.removeEventListener("dispose",s)};t.addEventListener("dispose",s)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,Fd):this.updateAttribute(e,Id);const s=this.getIndex(e);null!==s&&this.updateAttribute(s,Pd)}updateAttribute(e,t){const s=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,s)):this.attributeCall.get(e.data)!==s&&(this.attributes.update(e,t),this.attributeCall.set(e.data,s),this.attributeCall.set(e,s)):this.attributeCall.get(e)!==s&&(this.attributes.update(e,t),this.attributeCall.set(e,s))}getIndex(e){const{geometry:t,material:s}=e;let i=t.index;if(!0===s.wireframe){const e=this.wireframes;let s=e.get(t);void 0===s?(s=Ld(t),e.set(t,s)):s.version!==Od(t)&&(this.attributes.delete(s),s=Ld(t),e.set(t,s)),i=s}return i}}class Dd{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0,previousFrameCalls:0,timestampCalls:0},this.compute={calls:0,frameCalls:0,timestamp:0,previousFrameCalls:0,timestampCalls:0},this.memory={geometries:0,textures:0}}update(e,t,s){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=s*(t/3):e.isPoints?this.render.points+=s*t:e.isLineSegments?this.render.lines+=s*(t/2):e.isLine?this.render.lines+=s*(t-1):console.error("THREE.WebGPUInfo: Unknown object type.")}updateTimestamp(e,t){0===this[e].timestampCalls&&(this[e].timestamp=0),this[e].timestamp+=t,this[e].timestampCalls++,this[e].timestampCalls>=this[e].previousFrameCalls&&(this[e].timestampCalls=0)}reset(){const e=this.render.frameCalls;this.render.previousFrameCalls=e;const t=this.compute.frameCalls;this.compute.previousFrameCalls=t,this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class kd{constructor(e){this.cacheKey=e,this.usedTimes=0}}class Gd extends kd{constructor(e,t,s){super(e),this.vertexProgram=t,this.fragmentProgram=s}}class Wd extends kd{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let Hd=0;class jd{constructor(e,t,s=null,i=null){this.id=Hd++,this.code=e,this.stage=t,this.transforms=s,this.attributes=i,this.usedTimes=0}}class qd extends Bd{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:s}=this,i=this.get(e);if(this._needsComputeUpdate(e)){const r=i.pipeline;r&&(r.usedTimes--,r.computeProgram.usedTimes--);const n=this.nodes.getForCompute(e);let o=this.programs.compute.get(n.computeShader);void 0===o&&(r&&0===r.computeProgram.usedTimes&&this._releaseProgram(r.computeProgram),o=new jd(n.computeShader,"compute",n.transforms,n.nodeAttributes),this.programs.compute.set(n.computeShader,o),s.createProgram(o));const a=this._getComputeCacheKey(e,o);let h=this.caches.get(a);void 0===h&&(r&&0===r.usedTimes&&this._releasePipeline(r),h=this._getComputePipeline(e,o,a,t)),h.usedTimes++,o.usedTimes++,i.version=e.version,i.pipeline=h}return i.pipeline}getForRender(e,t=null){const{backend:s}=this,i=this.get(e);if(this._needsRenderUpdate(e)){const r=i.pipeline;r&&(r.usedTimes--,r.vertexProgram.usedTimes--,r.fragmentProgram.usedTimes--);const n=e.getNodeBuilderState();let o=this.programs.vertex.get(n.vertexShader);void 0===o&&(r&&0===r.vertexProgram.usedTimes&&this._releaseProgram(r.vertexProgram),o=new jd(n.vertexShader,"vertex"),this.programs.vertex.set(n.vertexShader,o),s.createProgram(o));let a=this.programs.fragment.get(n.fragmentShader);void 0===a&&(r&&0===r.fragmentProgram.usedTimes&&this._releaseProgram(r.fragmentProgram),a=new jd(n.fragmentShader,"fragment"),this.programs.fragment.set(n.fragmentShader,a),s.createProgram(a));const h=this._getRenderCacheKey(e,o,a);let u=this.caches.get(h);void 0===u?(r&&0===r.usedTimes&&this._releasePipeline(r),u=this._getRenderPipeline(e,o,a,h,t)):e.pipeline=u,u.usedTimes++,o.usedTimes++,a.usedTimes++,i.pipeline=u}return i.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,s,i){s=s||this._getComputeCacheKey(e,t);let r=this.caches.get(s);return void 0===r&&(r=new Wd(s,t),this.caches.set(s,r),this.backend.createComputePipeline(r,i)),r}_getRenderPipeline(e,t,s,i,r){i=i||this._getRenderCacheKey(e,t,s);let n=this.caches.get(i);return void 0===n&&(n=new Gd(i,t,s),this.caches.set(i,n),e.pipeline=n,this.backend.createRenderPipeline(e,r)),n}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,s){return t.id+","+s.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,s=e.stage;this.programs[s].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class $d extends Bd{constructor(e,t,s,i,r,n){super(),this.backend=e,this.textures=s,this.pipelines=r,this.attributes=i,this.nodes=t,this.info=n,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const s=this.get(e);void 0===s.bindGroup&&(this._init(e),this.backend.createBindings(e,t),s.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const s=this.get(e);void 0===s.bindGroup&&(this._init(e),this.backend.createBindings(e,t),s.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(e,this.getForCompute(e))}updateForRender(e){this._updateBindings(e,this.getForRender(e))}_updateBindings(e,t){for(const s of t)this._update(e,s,t)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isStorageBuffer){const e=t.attribute;this.attributes.update(e,Fd)}}_update(e,t,s){const{backend:i}=this;let r=!1;for(const e of t.bindings){if(e.isNodeUniformsGroup){if(!this.nodes.updateGroup(e))continue}if(e.isUniformBuffer){e.update()&&i.updateBinding(e)}else if(e.isSampler)e.update();else if(e.isSampledTexture){const t=e.texture;e.needsBindingsUpdate&&(r=!0);const s=e.update();s&&this.textures.updateTexture(e.texture);const n=i.get(e.texture);if(!0===i.isWebGPUBackend&&void 0===n.texture&&void 0===n.externalTexture&&(console.error("Bindings._update: binding should be available:",e,s,e.texture,e.textureNode.value),this.textures.updateTexture(e.texture),r=!0),!0===t.isStorageTexture){const s=this.get(t);!0===e.store?s.needsMipmap=!0:!0===t.generateMipmaps&&this.textures.needsMipmaps(t)&&!0===s.needsMipmap&&(this.backend.generateMipmaps(t),s.needsMipmap=!1)}}}if(!0===r){const i=this.pipelines.getForRender(e);this.backend.updateBindings(t,s,i)}}}const Xd={VERTEX:"vertex",FRAGMENT:"fragment"},Yd={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Jd={BOOLEAN:"bool",INTEGER:"int",FLOAT:"float",VECTOR2:"vec2",VECTOR3:"vec3",VECTOR4:"vec4",MATRIX2:"mat2",MATRIX3:"mat3",MATRIX4:"mat4"},Zd=["fragment","vertex"],Qd=["setup","analyze","generate"],Kd=[...Zd,"compute"],ep=["x","y","z","w"];function tp(e,t=!1){let s="{";!0===e.isNode&&(s+=e.id);for(const{property:i,childNode:r}of sp(e))s+=","+i.slice(0,-4)+":"+r.getCacheKey(t);return s+="}",s}function*sp(e,t=!1){for(const s in e){if(!0===s.startsWith("_"))continue;const i=e[s];if(!0===Array.isArray(i))for(let e=0;ee.charCodeAt(0))).buffer}var ap=Object.freeze({__proto__:null,arrayBufferToBase64:np,base64ToArrayBuffer:op,getCacheKey:tp,getNodeChildren:sp,getValueFromType:rp,getValueType:ip});const hp=new Map;let up=0;class lp extends ks{constructor(e=null){super(),this.nodeType=e,this.updateType=Yd.NONE,this.updateBeforeType=Yd.NONE,this.updateAfterType=Yd.NONE,this.uuid=Qs.generateUUID(),this.version=0,this._cacheKey=null,this._cacheKeyVersion=0,this.global=!1,this.isNode=!0,Object.defineProperty(this,"id",{value:up++})}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this.getSelf()),this}onFrameUpdate(e){return this.onUpdate(e,Yd.FRAME)}onRenderUpdate(e){return this.onUpdate(e,Yd.RENDER)}onObjectUpdate(e){return this.onUpdate(e,Yd.OBJECT)}onReference(e){return this.updateReference=e.bind(this.getSelf()),this}getSelf(){return this.self||this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of sp(this))yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}getCacheKey(e=!1){return!0!==(e=e||this.version!==this._cacheKeyVersion)&&null!==this._cacheKey||(this._cacheKey=tp(this,e),this._cacheKeyVersion=this.version),this._cacheKey}getHash(){return this.uuid}getUpdateType(){return this.updateType}getUpdateBeforeType(){return this.updateBeforeType}getUpdateAfterType(){return this.updateAfterType}getElementType(e){const t=this.getNodeType(e);return e.getElementType(t)}getNodeType(e){const t=e.getNodeProperties(this);return t.outputNode?t.outputNode.getNodeType(e):this.nodeType}getShared(e){const t=this.getHash(e);return e.getNodeFromHash(t)||this}setup(e){const t=e.getNodeProperties(this);let s=0;for(const e of this.getChildren())t["node"+s++]=e;return null}increaseUsage(e){const t=e.getDataFromNode(this);return t.usageCount=void 0===t.usageCount?1:t.usageCount+1,t.usageCount}analyze(e){if(1===this.increaseUsage(e)){const t=e.getNodeProperties(this);for(const s of Object.values(t))s&&!0===s.isNode&&s.build(e)}}generate(e,t){const{outputNode:s}=e.getNodeProperties(this);if(s&&!0===s.isNode)return s.build(e,t)}updateBefore(){console.warn("Abstract function.")}updateAfter(){console.warn("Abstract function.")}update(){console.warn("Abstract function.")}build(e,t=null){const s=this.getShared(e);if(this!==s)return s.build(e,t);e.addNode(this),e.addChain(this);let i=null;const r=e.getBuildStage();if("setup"===r){this.updateReference(e);const t=e.getNodeProperties(this);if(!0!==t.initialized){const s=e.stack.nodes.length;t.initialized=!0,t.outputNode=this.setup(e),null!==t.outputNode&&e.stack.nodes.length!==s&&(t.outputNode=e.stack);for(const s of Object.values(t))s&&!0===s.isNode&&s.build(e)}}else if("analyze"===r)this.analyze(e);else if("generate"===r){if(1===this.generate.length){const s=this.getNodeType(e),r=e.getDataFromNode(this);i=r.snippet,void 0===i&&(i=this.generate(e)||"",r.snippet=i),i=e.format(i,s,t)}else i=this.generate(e,t)||""}return e.removeChain(this),i}getSerializeChildren(){return sp(this)}serialize(e){const t=this.getSerializeChildren(),s={};for(const{property:i,index:r,childNode:n}of t)void 0!==r?(void 0===s[i]&&(s[i]=Number.isInteger(r)?[]:{}),s[i][r]=n.toJSON(e.meta).uuid):s[i]=n.toJSON(e.meta).uuid;Object.keys(s).length>0&&(e.inputNodes=s)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const s in e.inputNodes)if(Array.isArray(e.inputNodes[s])){const i=[];for(const r of e.inputNodes[s])i.push(t[r]);this[s]=i}else if("object"==typeof e.inputNodes[s]){const i={};for(const r in e.inputNodes[s]){const n=e.inputNodes[s][r];i[r]=t[n]}this[s]=i}else{const i=e.inputNodes[s];this[s]=t[i]}}}toJSON(e){const{uuid:t,type:s}=this,i=void 0===e||"string"==typeof e;i&&(e={textures:{},images:{},nodes:{}});let r=e.nodes[t];function n(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}if(void 0===r&&(r={uuid:t,type:s,meta:e,metadata:{version:4.6,type:"Node",generator:"Node.toJSON"}},!0!==i&&(e.nodes[r.uuid]=r),this.serialize(r),delete r.meta),i){const t=n(e.textures),s=n(e.images),i=n(e.nodes);t.length>0&&(r.textures=t),s.length>0&&(r.images=s),i.length>0&&(r.nodes=i)}return r}}function cp(e,t){if("function"!=typeof t||!e)throw new Error(`Node class ${e} is not a class`);hp.has(e)?console.warn(`Redefinition of node class ${e}`):(hp.set(e,t),t.type=e)}function dp(e){const t=hp.get(e);if(void 0!==t)return new t}class pp extends lp{constructor(e){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const s=e.getVectorType(this.getNodeType(e,t)),i=e.getDataFromNode(this);if(void 0!==i.propertyName)return e.format(i.propertyName,s,t);if("void"!==s&&"void"!==t&&this.hasDependencies(e)){const r=super.build(e,s),n=e.getVarFromNode(this,null,s),o=e.getPropertyName(n);return e.addLineFlowCode(`${o} = ${r}`),i.snippet=r,i.propertyName=o,e.format(i.propertyName,s,t)}}return super.build(e,t)}}cp("TempNode",pp);class mp extends lp{constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){return`${this.node.build(e)}[ ${this.indexNode.build(e,"uint")} ]`}}cp("ArrayElementNode",mp);class gp extends lp{constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let s=null;for(const i of this.convertTo.split("|"))null!==s&&e.getTypeLength(t)!==e.getTypeLength(i)||(s=i);return s}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const s=this.node,i=this.getNodeType(e),r=s.build(e,i);return e.format(r,i,t)}}cp("ConvertNode",gp);class fp extends pp{constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce(((t,s)=>t+e.getTypeLength(s.getNodeType(e))),0))}generate(e,t){const s=this.getNodeType(e),i=this.nodes,r=e.getComponentType(s),n=[];for(const t of i){let s=t.build(e);const i=e.getComponentType(t.getNodeType(e));i!==r&&(s=e.format(s,i,r)),n.push(s)}const o=`${e.getType(s)}( ${n.join(", ")} )`;return e.format(o,s,t)}}cp("JoinNode",fp);const yp=ep.join("");class xp extends lp{constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(ep.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}generate(e,t){const s=this.node,i=e.getTypeLength(s.getNodeType(e));let r=null;if(i>1){let n=null;this.getVectorLength()>=i&&(n=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const o=s.build(e,n);r=this.components.length===i&&this.components===yp.slice(0,this.components.length)?e.format(o,n,t):e.format(`${o}.${this.components}`,this.getNodeType(e),t)}else r=s.build(e,t);return r}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}cp("SplitNode",xp);class bp extends pp{constructor(e,t,s){super(),this.sourceNode=e,this.components=t,this.targetNode=s}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:s,targetNode:i}=this,r=this.getNodeType(e),n=e.getTypeFromLength(s.length),o=i.build(e,n),a=t.build(e,r),h=e.getTypeLength(r),u=[];for(let e=0;ee.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"),Np=e=>Ap(e).split("").sort().join(""),Rp={setup(e,t){const s=t.shift();return e(Kp(s),...t)},get(e,t,s){if("string"==typeof t&&void 0===e[t]){if(!0!==e.isStackNode&&"assign"===t)return(...e)=>(wp.assign(s,...e),s);if(Sp.has(t)){const i=Sp.get(t);return e.isStackNode?(...e)=>s.add(i(...e)):(...e)=>i(s,...e)}if("self"===t)return e;if(t.endsWith("Assign")&&Sp.has(t.slice(0,t.length-6))){const i=Sp.get(t.slice(0,t.length-6));return e.isStackNode?(...e)=>s.assign(e[0],i(...e)):(...e)=>s.assign(i(s,...e))}if(!0===/^[xyzwrgbastpq]{1,4}$/.test(t))return t=Ap(t),Qp(new xp(s,t));if(!0===/^set[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Np(t.slice(3).toLowerCase()),s=>Qp(new bp(e,t,s));if(!0===/^flip[XYZWRGBASTPQ]{1,4}$/.test(t))return t=Np(t.slice(4).toLowerCase()),()=>Qp(new vp(Qp(e),t));if("width"===t||"height"===t||"depth"===t)return"width"===t?t="x":"height"===t?t="y":"depth"===t&&(t="z"),Qp(new xp(e,t));if(!0===/^\d+$/.test(t))return Qp(new mp(s,new _p(Number(t),"uint")))}return Reflect.get(e,t,s)},set:(e,t,s,i)=>"string"!=typeof t||void 0!==e[t]||!0!==/^[xyzwrgbastpq]{1,4}$/.test(t)&&"width"!==t&&"height"!==t&&"depth"!==t&&!0!==/^\d+$/.test(t)?Reflect.set(e,t,s,i):(i[t].assign(s),!0)},Cp=new WeakMap,Ep=new WeakMap,Bp=function(e,t=null){for(const s in e)e[s]=Qp(e[s],t);return e},Ip=function(e,t=null){const s=e.length;for(let i=0;iQp(null!==i?Object.assign(e,i):e);return null===t?(...t)=>r(new e(...em(t))):null!==s?(s=Qp(s),(...i)=>r(new e(t,...em(i),s))):(...s)=>r(new e(t,...em(s)))},Fp=function(e,...t){return Qp(new e(...em(t)))};class zp extends lp{constructor(e,t){super(),this.shaderNode=e,this.inputNodes=t}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}call(e){const{shaderNode:t,inputNodes:s}=this,i=e.getNodeProperties(t);if(i.onceOutput)return i.onceOutput;let r=null;if(t.layout){let i=Ep.get(e.constructor);void 0===i&&(i=new WeakMap,Ep.set(e.constructor,i));let n=i.get(t);void 0===n&&(n=Qp(e.buildFunctionNode(t)),i.set(t,n)),null!==e.currentFunctionNode&&e.currentFunctionNode.includes.push(n),r=Qp(n.call(s))}else{const i=t.jsFunc,n=null!==s?i(s,e):i(e);r=Qp(n)}return t.once&&(i.onceOutput=r),r}getOutputNode(e){const t=e.getNodeProperties(this);return null===t.outputNode&&(t.outputNode=this.setupOutput(e)),t.outputNode}setup(e){return this.getOutputNode(e)}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}generate(e,t){return this.getOutputNode(e).build(e,t)}}class Up extends lp{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}get isArrayInput(){return/^\((\s+)?\[/.test(this.jsFunc.toString())}setLayout(e){return this.layout=e,this}call(e=null){return Kp(e),Qp(new zp(this,e))}setup(){return this.call()}}const Op=[!1,!0],Lp=[0,1,2,3],Vp=[-1,-2],Dp=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],kp=new Map;for(const e of Op)kp.set(e,new _p(e));const Gp=new Map;for(const e of Lp)Gp.set(e,new _p(e,"uint"));const Wp=new Map([...Gp].map((e=>new _p(e.value,"int"))));for(const e of Vp)Wp.set(e,new _p(e,"int"));const Hp=new Map([...Wp].map((e=>new _p(e.value))));for(const e of Dp)Hp.set(e,new _p(e));for(const e of Dp)Hp.set(-e,new _p(-e));const jp={bool:kp,uint:Gp,ints:Wp,float:Hp},qp=new Map([...kp,...Hp]),$p=(e,t)=>qp.has(e)?qp.get(e):!0===e.isNode?e:new _p(e,t),Xp=function(e,t=null){return(...s)=>{if((0===s.length||!["bool","float","int","uint"].includes(e)&&s.every((e=>"object"!=typeof e)))&&(s=[rp(e,...s)]),1===s.length&&null!==t&&t.has(s[0]))return Qp(t.get(s[0]));if(1===s.length){const t=$p(s[0],e);return(e=>{try{return e.getNodeType()}catch(e){return}})(t)===e?Qp(t):Qp(new gp(t,e))}const i=s.map((e=>$p(e)));return Qp(new fp(i,e))}},Yp=e=>"object"==typeof e&&null!==e?e.value:e,Jp=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function Zp(e,t){return new Proxy(new Up(e,t),Rp)}const Qp=(e,t=null)=>function(e,t=null){const s=ip(e);if("node"===s){let t=Cp.get(e);return void 0===t&&(t=new Proxy(e,Rp),Cp.set(e,t),Cp.set(t,t)),t}return null===t&&("float"===s||"boolean"===s)||s&&"shader"!==s&&"string"!==s?Qp($p(e,t)):"shader"===s?im(e):e}(e,t),Kp=(e,t=null)=>new Bp(e,t),em=(e,t=null)=>new Ip(e,t),tm=(...e)=>new Pp(...e),sm=(...e)=>new Fp(...e),im=(e,t)=>{const s=new Zp(e,t),i=(...e)=>{let t;return Kp(e),t=e[0]&&e[0].isNode?[...e]:e[0],s.call(t)};return i.shaderNode=s,i.setLayout=e=>(s.setLayout(e),i),i.once=()=>(s.once=!0,i),i},rm=(...e)=>(console.warn("TSL.ShaderNode: tslFn() has been renamed to Fn()."),im(...e));cp("ShaderNode",Zp),Mp("toGlobal",(e=>(e.global=!0,e)));const nm=e=>{wp=e},om=()=>wp,am=(...e)=>wp.If(...e);function hm(e){return wp&&wp.add(e),e}Mp("append",hm);const um=new Xp("color"),lm=new Xp("float",jp.float),cm=new Xp("int",jp.ints),dm=new Xp("uint",jp.uint),pm=new Xp("bool",jp.bool),mm=new Xp("vec2"),gm=new Xp("ivec2"),fm=new Xp("uvec2"),ym=new Xp("bvec2"),xm=new Xp("vec3"),bm=new Xp("ivec3"),vm=new Xp("uvec3"),Tm=new Xp("bvec3"),_m=new Xp("vec4"),wm=new Xp("ivec4"),Sm=new Xp("uvec4"),Mm=new Xp("bvec4"),Am=new Xp("mat2"),Nm=new Xp("imat2"),Rm=new Xp("umat2"),Cm=new Xp("bmat2"),Em=new Xp("mat3"),Bm=new Xp("imat3"),Im=new Xp("umat3"),Pm=new Xp("bmat3"),Fm=new Xp("mat4"),zm=new Xp("imat4"),Um=new Xp("umat4"),Om=new Xp("bmat4"),Lm=(e="")=>Qp(new _p(e,"string")),Vm=e=>Qp(new _p(e,"ArrayBuffer"));Mp("toColor",um),Mp("toFloat",lm),Mp("toInt",cm),Mp("toUint",dm),Mp("toBool",pm),Mp("toVec2",mm),Mp("toIvec2",gm),Mp("toUvec2",fm),Mp("toBvec2",ym),Mp("toVec3",xm),Mp("toIvec3",bm),Mp("toUvec3",vm),Mp("toBvec3",Tm),Mp("toVec4",_m),Mp("toIvec4",wm),Mp("toUvec4",Sm),Mp("toBvec4",Mm),Mp("toMat2",Am),Mp("toImat2",Nm),Mp("toUmat2",Rm),Mp("toBmat2",Cm),Mp("toMat3",Em),Mp("toImat3",Bm),Mp("toUmat3",Im),Mp("toBmat3",Pm),Mp("toMat4",Fm),Mp("toImat4",zm),Mp("toUmat4",Um),Mp("toBmat4",Om);const Dm=tm(mp),km=(e,t)=>Qp(new gp(Qp(e),t)),Gm=(e,t)=>Qp(new xp(Qp(e),t));Mp("element",Dm),Mp("convert",km);class Wm extends pp{constructor(e,t){super(),this.targetNode=e,this.sourceNode=t}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const s=e.getTypeLength(t.node.getNodeType(e));return ep.join("").slice(0,s)!==t.components}return!1}generate(e,t){const{targetNode:s,sourceNode:i}=this,r=this.needsSplitAssign(e),n=s.getNodeType(e),o=s.context({assign:!0}).build(e),a=i.build(e,n),h=i.getNodeType(e),u=e.getDataFromNode(this);let l;if(!0===u.initialized)"void"!==t&&(l=o);else if(r){const i=e.getVarFromNode(this,null,n),r=e.getPropertyName(i);e.addLineFlowCode(`${r} = ${a}`);const h=s.node.context({assign:!0}).build(e);for(let t=0;tQp(new $m(e,t));cp("AttributeNode",$m);class Ym extends lp{constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t),this.outputNode.build(e)}}const Jm=tm(Ym);Mp("bypass",Jm),cp("BypassNode",Ym);class Zm extends lp{constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isCacheNode=!0}getNodeType(e){return this.node.getNodeType(e)}build(e,...t){const s=e.getCache(),i=e.getCacheFromNode(this,parent);e.setCache(i);const r=this.node.build(e,...t);return e.setCache(s),r}}const Qm=(e,...t)=>Qp(new Zm(Qp(e),...t));Mp("cache",Qm),cp("CacheNode",Zm);class Km extends lp{constructor(e,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getNodeType(e){return this.node.getNodeType(e)}analyze(e){this.node.build(e)}setup(e){const t=e.getContext();e.setContext({...e.context,...this.value});const s=this.node.build(e);return e.setContext(t),s}generate(e,t){const s=e.getContext();e.setContext({...e.context,...this.value});const i=this.node.build(e,t);return e.setContext(s),i}}const eg=tm(Km),tg=(e,t)=>eg(e,{label:t});Mp("context",eg),Mp("label",tg),cp("ContextNode",Km);class sg extends lp{constructor(e){super("uint"),this.scope=e,this.isInstanceIndexNode=!0}generate(e){const t=this.getNodeType(e),s=this.scope;let i,r;if(s===sg.VERTEX)i=e.getVertexIndex();else if(s===sg.INSTANCE)i=e.getInstanceIndex();else{if(s!==sg.DRAW)throw new Error("THREE.IndexNode: Unknown scope: "+s);i=e.getDrawIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)r=i;else{r=qm(this).build(e,t)}return r}}sg.VERTEX="vertex",sg.INSTANCE="instance",sg.DRAW="draw";const ig=sm(sg,sg.VERTEX),rg=sm(sg,sg.INSTANCE),ng=sm(sg,sg.DRAW);cp("IndexNode",sg);class og{start(){}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class ag extends lp{constructor(e,t=null){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}generate(e){const{node:t,name:s}=this,i=e.getVarFromNode(this,s,e.getVectorType(this.getNodeType(e))),r=e.getPropertyName(i),n=t.build(e,i.type);return e.addLineFlowCode(`${r} = ${n}`),r}}const hg=tm(ag);Mp("temp",hg),Mp("toVar",((...e)=>hg(...e).append())),cp("VarNode",ag);class ug{constructor(e,t,s=null){this.isNodeAttribute=!0,this.name=e,this.type=t,this.node=s}}class lg{constructor(e,t,s){this.isNodeUniform=!0,this.name=e,this.type=t,this.node=s.getSelf()}get value(){return this.node.value}set value(e){this.node.value=e}get id(){return this.node.id}get groupNode(){return this.node.groupNode}}class cg{constructor(e,t){this.isNodeVar=!0,this.name=e,this.type=t}}class dg extends cg{constructor(e,t){super(e,t),this.needsInterpolation=!1,this.isNodeVarying=!0}}class pg{constructor(e,t,s=""){this.name=e,this.type=t,this.code=s,Object.defineProperty(this,"isNodeCode",{value:!0})}}let mg=0;class gg{constructor(e=null){this.id=mg++,this.nodesData=new WeakMap,this.parent=e}getData(e){let t=this.nodesData.get(e);return void 0===t&&null!==this.parent&&(t=this.parent.getData(e)),t}setData(e,t){this.nodesData.set(e,t)}}class fg extends lp{constructor(e,t=null,s=!1){super(e),this.name=t,this.varying=s,this.isPropertyNode=!0}getHash(e){return this.name||super.getHash(e)}isGlobal(){return!0}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const yg=(e,t)=>Qp(new fg(e,t)),xg=(e,t)=>Qp(new fg(e,t,!0)),bg=sm(fg,"vec4","DiffuseColor"),vg=sm(fg,"vec3","EmissiveColor"),Tg=sm(fg,"float","Roughness"),_g=sm(fg,"float","Metalness"),wg=sm(fg,"float","Clearcoat"),Sg=sm(fg,"float","ClearcoatRoughness"),Mg=sm(fg,"vec3","Sheen"),Ag=sm(fg,"float","SheenRoughness"),Ng=sm(fg,"float","Iridescence"),Rg=sm(fg,"float","IridescenceIOR"),Cg=sm(fg,"float","IridescenceThickness"),Eg=sm(fg,"float","AlphaT"),Bg=sm(fg,"float","Anisotropy"),Ig=sm(fg,"vec3","AnisotropyT"),Pg=sm(fg,"vec3","AnisotropyB"),Fg=sm(fg,"color","SpecularColor"),zg=sm(fg,"float","SpecularF90"),Ug=sm(fg,"float","Shininess"),Og=sm(fg,"vec4","Output"),Lg=sm(fg,"float","dashSize"),Vg=sm(fg,"float","gapSize"),Dg=sm(fg,"float","pointWidth"),kg=sm(fg,"float","IOR"),Gg=sm(fg,"float","Transmission"),Wg=sm(fg,"float","Thickness"),Hg=sm(fg,"float","AttenuationDistance"),jg=sm(fg,"color","AttenuationColor"),qg=sm(fg,"float","Dispersion");cp("PropertyNode",fg);class $g extends fg{constructor(e,t=null){super(e,t),this.isParameterNode=!0}getHash(){return this.uuid}generate(){return this.name}}const Xg=(e,t)=>Qp(new $g(e,t));cp("ParameterNode",$g);class Yg extends lp{constructor(e="",t=[],s=""){super("code"),this.isCodeNode=!0,this.code=e,this.language=s,this.includes=t}isGlobal(){return!0}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const s of t)s.build(e);const s=e.getCodeFromNode(this,this.getNodeType(e));return s.code=this.code,s.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const Jg=tm(Yg),Zg=(e,t)=>Jg(e,t,"js"),Qg=(e,t)=>Jg(e,t,"wgsl"),Kg=(e,t)=>Jg(e,t,"glsl");cp("CodeNode",Yg);class ef extends Yg{constructor(e="",t=[],s=""){super(e,t,s)}getNodeType(e){return this.getNodeFunction(e).type}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let s=t.nodeFunction;return void 0===s&&(s=e.parser.parseFunction(this.code),t.nodeFunction=s),s}generate(e,t){super.generate(e);const s=this.getNodeFunction(e),i=s.name,r=s.type,n=e.getCodeFromNode(this,r);""!==i&&(n.name=i);const o=e.getPropertyName(n),a=this.getNodeFunction(e).getCode(o);return n.code=a+"\n","property"===t?o:e.format(`${o}()`,r,t)}}const tf=(e,t=[],s="")=>{for(let e=0;ei.call(...e);return r.functionNode=i,r},sf=(e,t)=>tf(e,t,"glsl"),rf=(e,t)=>tf(e,t,"wgsl");cp("FunctionNode",ef);class nf extends lp{constructor(e,t=!1){super("string"),this.name=e,this.version=0,this.shared=t,this.isUniformGroup=!0}set needsUpdate(e){!0===e&&this.version++}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const of=e=>new nf(e),af=e=>new nf(e,!0),hf=af("frame"),uf=af("render"),lf=of("object");cp("UniformGroupNode",nf);class cf extends Tp{constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=lf}label(e){return this.name=e,this}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){const s=this.getSelf();return e=e.bind(s),super.onUpdate((t=>{const i=e(t,s);void 0!==i&&(this.value=i)}),t)}generate(e,t){const s=this.getNodeType(e),i=this.getUniformHash(e);let r=e.getNodeFromHash(i);void 0===r&&(e.setHashNode(this,i),r=this);const n=r.getInputType(e),o=e.getUniformFromNode(r,n,e.shaderStage,this.name||e.context.label),a=e.getPropertyName(o);return void 0!==e.context.label&&delete e.context.label,e.format(a,s,t)}}const df=(e,t)=>{const s=Jp(t||e),i=e&&!0===e.isNode?e.node&&e.node.value||e.value:e;return Qp(new cf(i,s))};cp("UniformNode",cf);const pf=e=>Xm("uv"+(e>0?e:""),"vec2");class mf extends lp{constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const s=this.textureNode.build(e,"property"),i=this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${s}, ${i} )`,this.getNodeType(e),t)}}const gf=tm(mf);Mp("textureSize",gf),cp("TextureSizeNode",mf);class ff extends pp{constructor(e,t,s,...i){if(super(),i.length>0){let r=new ff(e,t,s);for(let t=0;t>"===s||"<<"===s)return e.getIntegerType(n);if("!"===s||"=="===s||"&&"===s||"||"===s||"^^"===s)return"bool";if("<"===s||">"===s||"<="===s||">="===s){const s=t?e.getTypeLength(t):Math.max(e.getTypeLength(n),e.getTypeLength(o));return s>1?`bvec${s}`:"bool"}return"float"===n&&e.isMatrix(o)?o:e.isMatrix(n)&&e.isVector(o)?e.getVectorFromMatrix(n):e.isVector(n)&&e.isMatrix(o)?e.getVectorFromMatrix(o):e.getTypeLength(o)>e.getTypeLength(n)?o:n}generate(e,t){const s=this.op,i=this.aNode,r=this.bNode,n=this.getNodeType(e,t);let o=null,a=null;"void"!==n?(o=i.getNodeType(e),a=void 0!==r?r.getNodeType(e):null,"<"===s||">"===s||"<="===s||">="===s||"=="===s?e.isVector(o)?a=o:o!==a&&(o=a="float"):">>"===s||"<<"===s?(o=n,a=e.changeComponentType(a,"uint")):e.isMatrix(o)&&e.isVector(a)?a=e.getVectorFromMatrix(o):o=e.isVector(o)&&e.isMatrix(a)?e.getVectorFromMatrix(a):a=n):o=a=n;const h=i.build(e,o),u=void 0!==r?r.build(e,a):null,l=e.getTypeLength(t),c=e.getFunctionOperator(s);return"void"!==t?"<"===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("lessThan",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} < ${u} )`,n,t):"<="===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("lessThanEqual",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} <= ${u} )`,n,t):">"===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("greaterThan",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} > ${u} )`,n,t):">="===s&&l>1?e.useComparisonMethod?e.format(`${e.getMethod("greaterThanEqual",t)}( ${h}, ${u} )`,n,t):e.format(`( ${h} >= ${u} )`,n,t):"!"===s||"~"===s?e.format(`(${s}${h})`,o,t):c?e.format(`${c}( ${h}, ${u} )`,n,t):e.format(`( ${h} ${s} ${u} )`,n,t):"void"!==o?c?e.format(`${c}( ${h}, ${u} )`,n,t):e.format(`${h} ${s} ${u}`,n,t):void 0}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const yf=tm(ff,"+"),xf=tm(ff,"-"),bf=tm(ff,"*"),vf=tm(ff,"/"),Tf=tm(ff,"%"),_f=tm(ff,"=="),wf=tm(ff,"!="),Sf=tm(ff,"<"),Mf=tm(ff,">"),Af=tm(ff,"<="),Nf=tm(ff,">="),Rf=tm(ff,"&&"),Cf=tm(ff,"||"),Ef=tm(ff,"!"),Bf=tm(ff,"^^"),If=tm(ff,"&"),Pf=tm(ff,"~"),Ff=tm(ff,"|"),zf=tm(ff,"^"),Uf=tm(ff,"<<"),Of=tm(ff,">>");Mp("add",yf),Mp("sub",xf),Mp("mul",bf),Mp("div",vf),Mp("modInt",Tf),Mp("equal",_f),Mp("notEqual",wf),Mp("lessThan",Sf),Mp("greaterThan",Mf),Mp("lessThanEqual",Af),Mp("greaterThanEqual",Nf),Mp("and",Rf),Mp("or",Cf),Mp("not",Ef),Mp("xor",Bf),Mp("bitAnd",If),Mp("bitNot",Pf),Mp("bitOr",Ff),Mp("bitXor",zf),Mp("shiftLeft",Uf),Mp("shiftRight",Of);const Lf=(...e)=>(console.warn("TSL.OperatorNode: .remainder() has been renamed to .modInt()."),Tf(...e));Mp("remainder",Lf),cp("OperatorNode",ff);class Vf extends pp{constructor(e,t,s=null,i=null){super(),this.method=e,this.aNode=t,this.bNode=s,this.cNode=i}getInputType(e){const t=this.aNode.getNodeType(e),s=this.bNode?this.bNode.getNodeType(e):null,i=this.cNode?this.cNode.getNodeType(e):null,r=e.isMatrix(t)?0:e.getTypeLength(t),n=e.isMatrix(s)?0:e.getTypeLength(s),o=e.isMatrix(i)?0:e.getTypeLength(i);return r>n&&r>o?t:n>o?s:o>r?i:t}getNodeType(e){const t=this.method;return t===Vf.LENGTH||t===Vf.DISTANCE||t===Vf.DOT?"float":t===Vf.CROSS?"vec3":t===Vf.ALL?"bool":t===Vf.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):t===Vf.MOD?this.aNode.getNodeType(e):this.getInputType(e)}generate(e,t){const s=this.method,i=this.getNodeType(e),r=this.getInputType(e),n=this.aNode,o=this.bNode,a=this.cNode,h=!0===e.renderer.isWebGLRenderer;if(s===Vf.TRANSFORM_DIRECTION){let s=n,i=o;e.isMatrix(s.getNodeType(e))?i=_m(xm(i),0):s=_m(xm(s),0);const r=bf(s,i).xyz;return iy(r).build(e,t)}if(s===Vf.NEGATE)return e.format("( - "+n.build(e,r)+" )",i,t);if(s===Vf.ONE_MINUS)return xf(1,n).build(e,t);if(s===Vf.RECIPROCAL)return vf(1,n).build(e,t);if(s===Vf.DIFFERENCE)return cy(xf(n,o)).build(e,t);{const u=[];return s===Vf.CROSS||s===Vf.MOD?u.push(n.build(e,i),o.build(e,i)):h&&s===Vf.STEP?u.push(n.build(e,1===e.getTypeLength(n.getNodeType(e))?"float":r),o.build(e,r)):h&&(s===Vf.MIN||s===Vf.MAX)||s===Vf.MOD?u.push(n.build(e,r),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":r)):s===Vf.REFRACT?u.push(n.build(e,r),o.build(e,r),a.build(e,"float")):s===Vf.MIX?u.push(n.build(e,r),o.build(e,r),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":r)):(u.push(n.build(e,r)),null!==o&&u.push(o.build(e,r)),null!==a&&u.push(a.build(e,r))),e.format(`${e.getMethod(s,i)}( ${u.join(", ")} )`,i,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}Vf.ALL="all",Vf.ANY="any",Vf.EQUALS="equals",Vf.RADIANS="radians",Vf.DEGREES="degrees",Vf.EXP="exp",Vf.EXP2="exp2",Vf.LOG="log",Vf.LOG2="log2",Vf.SQRT="sqrt",Vf.INVERSE_SQRT="inversesqrt",Vf.FLOOR="floor",Vf.CEIL="ceil",Vf.NORMALIZE="normalize",Vf.FRACT="fract",Vf.SIN="sin",Vf.COS="cos",Vf.TAN="tan",Vf.ASIN="asin",Vf.ACOS="acos",Vf.ATAN="atan",Vf.ABS="abs",Vf.SIGN="sign",Vf.LENGTH="length",Vf.NEGATE="negate",Vf.ONE_MINUS="oneMinus",Vf.DFDX="dFdx",Vf.DFDY="dFdy",Vf.ROUND="round",Vf.RECIPROCAL="reciprocal",Vf.TRUNC="trunc",Vf.FWIDTH="fwidth",Vf.BITCAST="bitcast",Vf.TRANSPOSE="transpose",Vf.ATAN2="atan2",Vf.MIN="min",Vf.MAX="max",Vf.MOD="mod",Vf.STEP="step",Vf.REFLECT="reflect",Vf.DISTANCE="distance",Vf.DIFFERENCE="difference",Vf.DOT="dot",Vf.CROSS="cross",Vf.POW="pow",Vf.TRANSFORM_DIRECTION="transformDirection",Vf.MIX="mix",Vf.CLAMP="clamp",Vf.REFRACT="refract",Vf.SMOOTHSTEP="smoothstep",Vf.FACEFORWARD="faceforward";const Df=lm(1e-6),kf=lm(1e6),Gf=lm(Math.PI),Wf=lm(2*Math.PI),Hf=tm(Vf,Vf.ALL),jf=tm(Vf,Vf.ANY),qf=tm(Vf,Vf.EQUALS),$f=tm(Vf,Vf.RADIANS),Xf=tm(Vf,Vf.DEGREES),Yf=tm(Vf,Vf.EXP),Jf=tm(Vf,Vf.EXP2),Zf=tm(Vf,Vf.LOG),Qf=tm(Vf,Vf.LOG2),Kf=tm(Vf,Vf.SQRT),ey=tm(Vf,Vf.INVERSE_SQRT),ty=tm(Vf,Vf.FLOOR),sy=tm(Vf,Vf.CEIL),iy=tm(Vf,Vf.NORMALIZE),ry=tm(Vf,Vf.FRACT),ny=tm(Vf,Vf.SIN),oy=tm(Vf,Vf.COS),ay=tm(Vf,Vf.TAN),hy=tm(Vf,Vf.ASIN),uy=tm(Vf,Vf.ACOS),ly=tm(Vf,Vf.ATAN),cy=tm(Vf,Vf.ABS),dy=tm(Vf,Vf.SIGN),py=tm(Vf,Vf.LENGTH),my=tm(Vf,Vf.NEGATE),gy=tm(Vf,Vf.ONE_MINUS),fy=tm(Vf,Vf.DFDX),yy=tm(Vf,Vf.DFDY),xy=tm(Vf,Vf.ROUND),by=tm(Vf,Vf.RECIPROCAL),vy=tm(Vf,Vf.TRUNC),Ty=tm(Vf,Vf.FWIDTH),_y=tm(Vf,Vf.BITCAST),wy=tm(Vf,Vf.TRANSPOSE),Sy=tm(Vf,Vf.ATAN2),My=tm(Vf,Vf.MIN),Ay=tm(Vf,Vf.MAX),Ny=tm(Vf,Vf.MOD),Ry=tm(Vf,Vf.STEP),Cy=tm(Vf,Vf.REFLECT),Ey=tm(Vf,Vf.DISTANCE),By=tm(Vf,Vf.DIFFERENCE),Iy=tm(Vf,Vf.DOT),Py=tm(Vf,Vf.CROSS),Fy=tm(Vf,Vf.POW),zy=tm(Vf,Vf.POW,2),Uy=tm(Vf,Vf.POW,3),Oy=tm(Vf,Vf.POW,4),Ly=tm(Vf,Vf.TRANSFORM_DIRECTION),Vy=e=>bf(dy(e),Fy(cy(e),1/3)),Dy=e=>Iy(e,e),ky=tm(Vf,Vf.MIX),Gy=(e,t=0,s=1)=>Qp(new Vf(Vf.CLAMP,Qp(e),Qp(t),Qp(s))),Wy=e=>Gy(e),Hy=tm(Vf,Vf.REFRACT),jy=tm(Vf,Vf.SMOOTHSTEP),qy=tm(Vf,Vf.FACEFORWARD),$y=im((([e])=>{const t=Iy(e.xy,mm(12.9898,78.233)),s=Ny(t,Gf);return ry(ny(s).mul(43758.5453))}));Mp("all",Hf),Mp("any",jf),Mp("equals",qf),Mp("radians",$f),Mp("degrees",Xf),Mp("exp",Yf),Mp("exp2",Jf),Mp("log",Zf),Mp("log2",Qf),Mp("sqrt",Kf),Mp("inverseSqrt",ey),Mp("floor",ty),Mp("ceil",sy),Mp("normalize",iy),Mp("fract",ry),Mp("sin",ny),Mp("cos",oy),Mp("tan",ay),Mp("asin",hy),Mp("acos",uy),Mp("atan",ly),Mp("abs",cy),Mp("sign",dy),Mp("length",py),Mp("lengthSq",Dy),Mp("negate",my),Mp("oneMinus",gy),Mp("dFdx",fy),Mp("dFdy",yy),Mp("round",xy),Mp("reciprocal",by),Mp("trunc",vy),Mp("fwidth",Ty),Mp("atan2",Sy),Mp("min",My),Mp("max",Ay),Mp("mod",Ny),Mp("step",Ry),Mp("reflect",Cy),Mp("distance",Ey),Mp("dot",Iy),Mp("cross",Py),Mp("pow",Fy),Mp("pow2",zy),Mp("pow3",Uy),Mp("pow4",Oy),Mp("transformDirection",Ly),Mp("mix",((e,t,s)=>ky(t,s,e))),Mp("clamp",Gy),Mp("refract",Hy),Mp("smoothstep",((e,t,s)=>jy(t,s,e))),Mp("faceForward",qy),Mp("difference",By),Mp("saturate",Wy),Mp("cbrt",Vy),Mp("transpose",wy),Mp("rand",$y),cp("MathNode",Vf);const Xy=im((e=>{const{value:t}=e,{rgb:s}=t,i=s.mul(.9478672986).add(.0521327014).pow(2.4),r=s.mul(.0773993808),n=s.lessThanEqual(.04045),o=ky(i,r,n);return _m(o,t.a)})),Yy=im((e=>{const{value:t}=e,{rgb:s}=t,i=s.pow(.41666).mul(1.055).sub(.055),r=s.mul(12.92),n=s.lessThanEqual(.0031308),o=ky(i,r,n);return _m(o,t.a)})),Jy=e=>{let t=null;return e===Zt?t="Linear":e===Jt&&(t="sRGB"),t},Zy=(e,t)=>Jy(e)+"To"+Jy(t);class Qy extends pp{constructor(e,t){super("vec4"),this.method=e,this.node=t}setup(){const{method:e,node:t}=this;return e===Qy.LINEAR_TO_LINEAR?t:Ky[e]({value:t})}}Qy.LINEAR_TO_LINEAR="LinearToLinear",Qy.LINEAR_TO_sRGB="LinearTosRGB",Qy.sRGB_TO_LINEAR="sRGBToLinear";const Ky={[Qy.LINEAR_TO_sRGB]:Yy,[Qy.sRGB_TO_LINEAR]:Xy},ex=(e,t)=>Qp(new Qy(Zy(Zt,t),Qp(e))),tx=(e,t)=>Qp(new Qy(Zy(t,Zt),Qp(e))),sx=tm(Qy,Qy.LINEAR_TO_sRGB),ix=tm(Qy,Qy.sRGB_TO_LINEAR);Mp("linearTosRGB",sx),Mp("sRGBToLinear",ix),Mp("linearToColorSpace",ex),Mp("colorSpaceToLinear",tx),cp("ColorSpaceNode",Qy);class rx extends lp{constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const s=this.getNodeType(e),i=this.snippet;if("void"!==s)return e.format(`( ${i} )`,s,t);e.addLineFlowCode(i)}}const nx=tm(rx);cp("ExpressionNode",rx);class ox extends cf{constructor(e){super(0),this._textureNode=e,this.updateType=Yd.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,s=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(s&&void 0!==s.width){const{width:e,height:t}=s;this.value=Math.log2(Math.max(e,t))}}}const ax=tm(ox);cp("MaxMipLevelNode",ox);class hx extends cf{constructor(e,t=null,s=null,i=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=s,this.biasNode=i,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=Yd.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===Be?"uvec4":this.value.type===Ee?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return pf(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=df(this.value.matrix)),this._matrixUniform.mul(xm(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this.updateType=e?Yd.FRAME:Yd.NONE,this}setupUV(e,t){const s=this.value;return!e.isFlipY()||!0!==s.isRenderTargetTexture&&!0!==s.isFramebufferTexture&&!0!==s.isDepthTexture||(t=t.setY(t.y.oneMinus())),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;let s=this.uvNode;null!==s&&!0!==e.context.forceUVContext||!e.context.getUV||(s=e.context.getUV(this)),s||(s=this.getDefaultUV()),!0===this.updateMatrix&&(s=this.getTransformedUV(s)),s=this.setupUV(e,s);let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),t.uvNode=s,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=this.compareNode,t.gradNode=this.gradNode,t.depthNode=this.depthNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateSnippet(e,t,s,i,r,n,o,a){const h=this.value;let u;return u=i?e.generateTextureLevel(h,t,s,i,n):r?e.generateTextureBias(h,t,s,r,n):a?e.generateTextureGrad(h,t,s,a,n):o?e.generateTextureCompare(h,t,s,o,n):!1===this.sampler?e.generateTextureLoad(h,t,s,n):e.generateTexture(h,t,s,n),u}generate(e,t){const s=e.getNodeProperties(this),i=this.value;if(!i||!0!==i.isTexture)throw new Error("TextureNode: Need a three.js texture.");const r=super.generate(e,"property");if("sampler"===t)return r+"_sampler";if(e.isReference(t))return r;{const n=e.getDataFromNode(this);let o=n.propertyName;if(void 0===o){const{uvNode:t,levelNode:i,biasNode:a,compareNode:h,depthNode:u,gradNode:l}=s,c=this.generateUV(e,t),d=i?i.build(e,"float"):null,p=a?a.build(e,"float"):null,m=u?u.build(e,"int"):null,g=h?h.build(e,"float"):null,f=l?[l[0].build(e,"vec2"),l[1].build(e,"vec2")]:null,y=e.getVarFromNode(this);o=e.getPropertyName(y);const x=this.generateSnippet(e,r,c,d,p,m,g,f);e.addLineFlowCode(`${o} = ${x}`),n.snippet=x,n.propertyName=o}let a=o;const h=this.getNodeType(e);return e.needsColorSpaceToLinear(i)&&(a=tx(nx(a,h),i.colorSpace).setup(e).build(e,h)),e.format(a,h,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}uv(e){const t=this.clone();return t.uvNode=Qp(e),t.referenceNode=this.getSelf(),Qp(t)}blur(e){const t=this.clone();return t.biasNode=Qp(e).mul(ax(t)),t.referenceNode=this.getSelf(),Qp(t)}level(e){const t=this.clone();return t.levelNode=Qp(e),t.referenceNode=this.getSelf(),Qp(t)}size(e){return gf(this,e)}bias(e){const t=this.clone();return t.biasNode=Qp(e),t.referenceNode=this.getSelf(),Qp(t)}compare(e){const t=this.clone();return t.compareNode=Qp(e),t.referenceNode=this.getSelf(),Qp(t)}grad(e,t){const s=this.clone();return s.gradNode=[Qp(e),Qp(t)],s.referenceNode=this.getSelf(),Qp(s)}depth(e){const t=this.clone();return t.depthNode=Qp(e),t.referenceNode=this.getSelf(),Qp(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix()}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e}}const ux=tm(hx),lx=(...e)=>ux(...e).setSampler(!1),cx=e=>(!0===e.isNode?e:ux(e)).convert("sampler");Mp("texture",ux),cp("TextureNode",hx);const dx=af("camera").onRenderUpdate((()=>{dx.needsUpdate=!0})),px=df("float").label("cameraNear").setGroup(dx).onRenderUpdate((({camera:e})=>e.near)),mx=df("float").label("cameraFar").setGroup(dx).onRenderUpdate((({camera:e})=>e.far)),gx=df("float").label("cameraLogDepth").setGroup(dx).onRenderUpdate((({camera:e})=>2/(Math.log(e.far+1)/Math.LN2))),fx=df("mat4").label("cameraProjectionMatrix").setGroup(dx).onRenderUpdate((({camera:e})=>e.projectionMatrix)),yx=df("mat4").label("cameraProjectionMatrixInverse").setGroup(dx).onRenderUpdate((({camera:e})=>e.projectionMatrixInverse)),xx=df("mat4").label("cameraViewMatrix").setGroup(dx).onRenderUpdate((({camera:e})=>e.matrixWorldInverse)),bx=df("mat4").label("cameraWorldMatrix").setGroup(dx).onRenderUpdate((({camera:e})=>e.matrixWorld)),vx=df("mat3").label("cameraNormalMatrix").setGroup(dx).onRenderUpdate((({camera:e})=>e.normalMatrix)),Tx=df(new Ei).label("cameraPosition").setGroup(dx).onRenderUpdate((({camera:e},t)=>t.value.setFromMatrixPosition(e.matrixWorld)));class _x extends lp{constructor(e=_x.VIEW_MATRIX,t=null){super(),this.scope=e,this.object3d=t,this.updateType=Yd.OBJECT,this._uniformNode=new cf(null)}getNodeType(){const e=this.scope;return e===_x.WORLD_MATRIX||e===_x.VIEW_MATRIX?"mat4":e===_x.NORMAL_MATRIX?"mat3":e===_x.POSITION||e===_x.VIEW_POSITION||e===_x.DIRECTION||e===_x.SCALE?"vec3":void 0}update(e){const t=this.object3d,s=this._uniformNode,i=this.scope;if(i===_x.VIEW_MATRIX)s.value=t.modelViewMatrix;else if(i===_x.NORMAL_MATRIX)s.value=t.normalMatrix;else if(i===_x.WORLD_MATRIX)s.value=t.matrixWorld;else if(i===_x.POSITION)s.value=s.value||new Ei,s.value.setFromMatrixPosition(t.matrixWorld);else if(i===_x.SCALE)s.value=s.value||new Ei,s.value.setFromMatrixScale(t.matrixWorld);else if(i===_x.DIRECTION)s.value=s.value||new Ei,t.getWorldDirection(s.value);else if(i===_x.VIEW_POSITION){const i=e.camera;s.value=s.value||new Ei,s.value.setFromMatrixPosition(t.matrixWorld),s.value.applyMatrix4(i.matrixWorldInverse)}}generate(e){const t=this.scope;return t===_x.WORLD_MATRIX||t===_x.VIEW_MATRIX?this._uniformNode.nodeType="mat4":t===_x.NORMAL_MATRIX?this._uniformNode.nodeType="mat3":t!==_x.POSITION&&t!==_x.VIEW_POSITION&&t!==_x.DIRECTION&&t!==_x.SCALE||(this._uniformNode.nodeType="vec3"),this._uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}_x.VIEW_MATRIX="viewMatrix",_x.NORMAL_MATRIX="normalMatrix",_x.WORLD_MATRIX="worldMatrix",_x.POSITION="position",_x.SCALE="scale",_x.VIEW_POSITION="viewPosition",_x.DIRECTION="direction";const wx=tm(_x,_x.DIRECTION),Sx=tm(_x,_x.VIEW_MATRIX),Mx=tm(_x,_x.NORMAL_MATRIX),Ax=tm(_x,_x.WORLD_MATRIX),Nx=tm(_x,_x.POSITION),Rx=tm(_x,_x.SCALE),Cx=tm(_x,_x.VIEW_POSITION);cp("Object3DNode",_x);class Ex extends _x{constructor(e=Ex.VIEW_MATRIX){super(e)}update(e){this.object3d=e.object,super.update(e)}}const Bx=sm(Ex,Ex.DIRECTION),Ix=sm(Ex,Ex.VIEW_MATRIX).label("modelViewMatrix").temp("ModelViewMatrix"),Px=sm(Ex,Ex.NORMAL_MATRIX),Fx=sm(Ex,Ex.WORLD_MATRIX),zx=sm(Ex,Ex.POSITION),Ux=sm(Ex,Ex.SCALE),Ox=sm(Ex,Ex.VIEW_POSITION),Lx=df(new or).onObjectUpdate((({object:e},t)=>t.value.copy(e.matrixWorld).invert()));cp("ModelNode",Ex);const Vx=Xm("position","vec3"),Dx=Vx.varying("positionLocal"),kx=Vx.varying("positionPrevious"),Gx=qm(Fx.mul(Dx).xyz,"v_positionWorld"),Wx=qm(Dx.transformDirection(Fx),"v_positionWorldDirection").normalize().toVar("positionWorldDirection"),Hx=qm(Ix.mul(Dx).xyz,"v_positionView"),jx=qm(Hx.negate(),"v_positionViewDirection").normalize().toVar("positionViewDirection");class qx extends lp{constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){const{renderer:t,material:s}=e;return t.coordinateSystem===Vs&&s.side===d?"false":e.getFrontFacing()}}const $x=sm(qx),Xx=lm($x).mul(2).sub(1);cp("FrontFacingNode",qx);const Yx=Xm("normal","vec3"),Jx=im((e=>!1===e.geometry.hasAttribute("normal")?(console.warn('TSL.NormalNode: Vertex attribute "normal" not found on geometry.'),xm(0,1,0)):Yx),"vec3").once()().toVar("normalLocal"),Zx=Hx.dFdx().cross(Hx.dFdy()).normalize().toVar("normalFlat");let Qx=null;const Kx=im((e=>{let t;return t=!0===e.material.flatShading?Zx:Qx||(Qx=qm(Px.mul(Jx),"v_normalView").normalize()),t}),"vec3").once()().toVar("normalView"),eb=qm(Kx.transformDirection(xx),"v_normalWorld").normalize().toVar("normalWorld"),tb=im((e=>e.context.setupNormal()),"vec3").once()().mul(Xx).toVar("transformedNormalView"),sb=tb.transformDirection(xx).normalize().toVar("transformedNormalWorld"),ib=im((e=>e.context.setupClearcoatNormal()),"vec3").once()().mul(Xx).toVar("transformedClearcoatNormalView"),rb=df(0).onReference((({material:e})=>e)).onRenderUpdate((({material:e})=>e.refractionRatio)),nb=jx.negate().reflect(tb),ob=jx.negate().refract(tb,rb),ab=nb.transformDirection(xx).toVar("reflectVector"),hb=ob.transformDirection(xx).toVar("reflectVector");class ub extends hx{constructor(e,t=null,s=null,i=null){super(e,t,s,i),this.isCubeTextureNode=!0}getInputType(){return"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===he?ab:e.mapping===ue?hb:(console.error('THREE.CubeTextureNode: Mapping "%s" not supported.',e.mapping),xm(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const s=this.value;return e.renderer.coordinateSystem!==Ds&&s.isRenderTargetTexture?t:xm(t.x.negate(),t.yz)}generateUV(e,t){return t.build(e,"vec3")}}const lb=tm(ub);Mp("cubeTexture",lb),cp("CubeTextureNode",ub);class cb extends cf{constructor(e,t,s=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=s}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const db=(e,t,s)=>Qp(new cb(e,t,s));cp("BufferNode",cb);class pb extends mp{constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}getNodeType(e){return this.node.getElementType(e)}generate(e){const t=super.generate(e),s=this.getNodeType();return e.format(t,"vec4",s)}}class mb extends cb{constructor(e,t=null){super(null,"vec4"),this.array=e,this.elementType=t,this._elementType=null,this._elementLength=0,this.updateType=Yd.RENDER,this.isArrayBufferNode=!0}getElementType(){return this.elementType||this._elementType}getElementLength(){return this._elementLength}update(){const{array:e,value:t}=this,s=this.getElementLength(),i=this.getElementType();if(1===s)for(let s=0;sQp(new mb(e,t));cp("UniformArrayNode",mb);class fb extends mp{constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),s=this.referenceNode.getNodeType(),i=this.getNodeType();return e.format(t,s,i)}}class yb extends lp{constructor(e,t,s=null,i=null){super(),this.property=e,this.uniformType=t,this.object=s,this.count=i,this.properties=e.split("."),this.reference=s,this.node=null,this.updateType=Yd.OBJECT}element(e){return Qp(new fb(this,Qp(e)))}setNodeType(e){let t=null;t=null!==this.count?db(null,e,this.count):Array.isArray(this.getValueFromReference())?gb(null,e):"texture"===e?ux(null):"cubeTexture"===e?lb(null):df(null,e),this.node=t.getSelf()}getNodeType(e){return null===this.node&&this.updateValue(),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let s=e[t[0]];for(let e=1;eQp(new yb(e,t,s)),bb=(e,t,s,i)=>Qp(new yb(e,t,i,s));cp("ReferenceNode",yb);class vb extends yb{constructor(e,t,s=null){super(e,t,s),this.material=s,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const Tb=(e,t,s)=>Qp(new vb(e,t,s));cp("MaterialReferenceNode",vb);const _b=new Map;class wb extends lp{constructor(e){super(),this.scope=e}getCache(e,t){let s=_b.get(e);return void 0===s&&(s=Tb(e,t),_b.set(e,s)),s}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,s=this.scope;let i=null;if(s===wb.COLOR){const e=void 0!==t.color?this.getColor(s):xm();i=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(s===wb.OPACITY){const e=this.getFloat(s);i=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(s===wb.SPECULAR_STRENGTH)i=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:lm(1);else if(s===wb.SPECULAR_INTENSITY){const e=this.getFloat(s);i=t.specularMap?e.mul(this.getTexture(s).a):e}else if(s===wb.SPECULAR_COLOR){const e=this.getColor(s);i=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(s).rgb):e}else if(s===wb.ROUGHNESS){const e=this.getFloat(s);i=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(s).g):e}else if(s===wb.METALNESS){const e=this.getFloat(s);i=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(s).b):e}else if(s===wb.EMISSIVE){const e=this.getFloat("emissiveIntensity"),r=this.getColor(s).mul(e);i=t.emissiveMap&&!0===t.emissiveMap.isTexture?r.mul(this.getTexture(s)):r}else if(s===wb.NORMAL)i=t.normalMap?this.getTexture("normal").normalMap(this.getCache("normalScale","vec2")):t.bumpMap?this.getTexture("bump").r.bumpMap(this.getFloat("bumpScale")):Kx;else if(s===wb.CLEARCOAT){const e=this.getFloat(s);i=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(s).r):e}else if(s===wb.CLEARCOAT_ROUGHNESS){const e=this.getFloat(s);i=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(s).r):e}else if(s===wb.CLEARCOAT_NORMAL)i=t.clearcoatNormalMap?this.getTexture(s).normalMap(this.getCache(s+"Scale","vec2")):Kx;else if(s===wb.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));i=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(s===wb.SHEEN_ROUGHNESS){const e=this.getFloat(s);i=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(s).a):e,i=i.clamp(.07,1)}else if(s===wb.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(s);i=Am(av.x,av.y,av.y.negate(),av.x).mul(e.rg.mul(2).sub(mm(1)).normalize().mul(e.b))}else i=av;else if(s===wb.IRIDESCENCE_THICKNESS){const e=xb("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const r=xb("0","float",t.iridescenceThicknessRange);i=e.sub(r).mul(this.getTexture(s).g).add(r)}else i=e}else if(s===wb.TRANSMISSION){const e=this.getFloat(s);i=t.transmissionMap?e.mul(this.getTexture(s).r):e}else if(s===wb.THICKNESS){const e=this.getFloat(s);i=t.thicknessMap?e.mul(this.getTexture(s).g):e}else if(s===wb.IOR)i=this.getFloat(s);else if(s===wb.LIGHT_MAP)i=this.getTexture(s).rgb.mul(this.getFloat("lightMapIntensity"));else if(s===wb.AO_MAP)i=this.getTexture(s).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else{const t=this.getNodeType(e);i=this.getCache(s,t)}return i}}wb.ALPHA_TEST="alphaTest",wb.COLOR="color",wb.OPACITY="opacity",wb.SHININESS="shininess",wb.SPECULAR="specular",wb.SPECULAR_STRENGTH="specularStrength",wb.SPECULAR_INTENSITY="specularIntensity",wb.SPECULAR_COLOR="specularColor",wb.REFLECTIVITY="reflectivity",wb.ROUGHNESS="roughness",wb.METALNESS="metalness",wb.NORMAL="normal",wb.CLEARCOAT="clearcoat",wb.CLEARCOAT_ROUGHNESS="clearcoatRoughness",wb.CLEARCOAT_NORMAL="clearcoatNormal",wb.EMISSIVE="emissive",wb.ROTATION="rotation",wb.SHEEN="sheen",wb.SHEEN_ROUGHNESS="sheenRoughness",wb.ANISOTROPY="anisotropy",wb.IRIDESCENCE="iridescence",wb.IRIDESCENCE_IOR="iridescenceIOR",wb.IRIDESCENCE_THICKNESS="iridescenceThickness",wb.IOR="ior",wb.TRANSMISSION="transmission",wb.THICKNESS="thickness",wb.ATTENUATION_DISTANCE="attenuationDistance",wb.ATTENUATION_COLOR="attenuationColor",wb.LINE_SCALE="scale",wb.LINE_DASH_SIZE="dashSize",wb.LINE_GAP_SIZE="gapSize",wb.LINE_WIDTH="linewidth",wb.LINE_DASH_OFFSET="dashOffset",wb.POINT_WIDTH="pointWidth",wb.DISPERSION="dispersion",wb.LIGHT_MAP="light",wb.AO_MAP="ao";const Sb=sm(wb,wb.ALPHA_TEST),Mb=sm(wb,wb.COLOR),Ab=sm(wb,wb.SHININESS),Nb=sm(wb,wb.EMISSIVE),Rb=sm(wb,wb.OPACITY),Cb=sm(wb,wb.SPECULAR),Eb=sm(wb,wb.SPECULAR_INTENSITY),Bb=sm(wb,wb.SPECULAR_COLOR),Ib=sm(wb,wb.SPECULAR_STRENGTH),Pb=sm(wb,wb.REFLECTIVITY),Fb=sm(wb,wb.ROUGHNESS),zb=sm(wb,wb.METALNESS),Ub=sm(wb,wb.NORMAL).context({getUV:null}),Ob=sm(wb,wb.CLEARCOAT),Lb=sm(wb,wb.CLEARCOAT_ROUGHNESS),Vb=sm(wb,wb.CLEARCOAT_NORMAL).context({getUV:null}),Db=sm(wb,wb.ROTATION),kb=sm(wb,wb.SHEEN),Gb=sm(wb,wb.SHEEN_ROUGHNESS),Wb=sm(wb,wb.ANISOTROPY),Hb=sm(wb,wb.IRIDESCENCE),jb=sm(wb,wb.IRIDESCENCE_IOR),qb=sm(wb,wb.IRIDESCENCE_THICKNESS),$b=sm(wb,wb.TRANSMISSION),Xb=sm(wb,wb.THICKNESS),Yb=sm(wb,wb.IOR),Jb=sm(wb,wb.ATTENUATION_DISTANCE),Zb=sm(wb,wb.ATTENUATION_COLOR),Qb=sm(wb,wb.LINE_SCALE),Kb=sm(wb,wb.LINE_DASH_SIZE),ev=sm(wb,wb.LINE_GAP_SIZE),tv=sm(wb,wb.LINE_WIDTH),sv=sm(wb,wb.LINE_DASH_OFFSET),iv=sm(wb,wb.POINT_WIDTH),rv=sm(wb,wb.DISPERSION),nv=sm(wb,wb.LIGHT_MAP),ov=sm(wb,wb.AO_MAP);sm(wb,wb.REFRACTION_RATIO);const av=df(new Ks).onReference((function(e){return e.material})).onRenderUpdate((function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}));cp("MaterialNode",wb);class hv extends pp{constructor(e=null){super("vec4"),this.positionNode=e}setup(e){if("fragment"===e.shaderStage)return qm(e.context.mvp);const t=this.positionNode||Dx;return fx.mul(Ix).mul(t)}}const uv=tm(hv);cp("ModelViewProjectionNode",hv);class lv extends Tp{constructor(e,t=null,s=0,i=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=s,this.bufferOffset=i,this.usage=Rs,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),s=this.value,i=e.getTypeLength(t),r=this.bufferStride||i,n=this.bufferOffset,o=!0===s.isInterleavedBuffer?s:new oo(s,r),a=new ho(o,i,n);o.setUsage(this.usage),this.attribute=a,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),s=e.getBufferAttributeFromNode(this,t),i=e.getPropertyName(s);let r=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=i,r=i;else{r=qm(this).build(e,t)}return r}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}const cv=(e,t,s,i)=>Qp(new lv(e,t,s,i)),dv=(e,t,s,i)=>cv(e,t,s,i).setUsage(Cs),pv=(e,t,s,i)=>cv(e,t,s,i).setInstanced(!0),mv=(e,t,s,i)=>dv(e,t,s,i).setInstanced(!0);Mp("toAttribute",(e=>cv(e.value))),cp("BufferAttributeNode",lv);class gv extends lp{constructor(e){super("void"),this.instanceMesh=e,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=Yd.FRAME,this.buffer=null,this.bufferColor=null}setup(e){let t=this.instanceMatrixNode,s=this.instanceColorNode;const i=this.instanceMesh;if(null===t){const e=i.instanceMatrix;if(i.count<=1e3)t=db(e.array,"mat4",i.count).element(rg);else{const s=new Nc(e.array,16,1);this.buffer=s;const i=e.usage===Cs?mv:pv,r=[i(s,"vec4",16,0),i(s,"vec4",16,4),i(s,"vec4",16,8),i(s,"vec4",16,12)];t=Fm(...r)}this.instanceMatrixNode=t}const r=i.instanceColor;if(r&&null===s){const e=new Ho(r.array,3),t=r.usage===Cs?mv:pv;this.bufferColor=e,s=xm(t(e,"vec3",3,0)),this.instanceColorNode=s}const n=t.mul(Dx).xyz;if(Dx.assign(n),e.hasGeometryAttribute("normal")){const e=Em(t),s=Jx.div(xm(e[0].dot(e[0]),e[1].dot(e[1]),e[2].dot(e[2]))),i=e.mul(s).xyz;Jx.assign(i)}null!==this.instanceColorNode&&xg("vec3","vInstanceColor").assign(this.instanceColorNode)}update(){this.instanceMesh.instanceMatrix.usage!==Cs&&null!=this.buffer&&this.instanceMesh.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMesh.instanceMatrix.version),this.instanceMesh.instanceColor&&this.instanceMesh.instanceColor.usage!==Cs&&null!=this.bufferColor&&this.instanceMesh.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceMesh.instanceColor.version)}}const fv=tm(gv);cp("InstanceNode",gv);const yv=im((e=>(!1===e.geometry.hasAttribute("tangent")&&e.geometry.computeTangents(),Xm("tangent","vec4"))))(),xv=yv.xyz.toVar("tangentLocal"),bv=qm(Ix.mul(_m(xv,0)).xyz,"v_tangentView").normalize().toVar("tangentView"),vv=qm(bv.transformDirection(xx),"v_tangentWorld").normalize().toVar("tangentWorld"),Tv=bv.toVar("transformedTangentView"),_v=Tv.transformDirection(xx).normalize().toVar("transformedTangentWorld");class wv extends lp{constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=rg:this.batchingIdNode=ng);const t=im((([e])=>{const t=gf(lx(this.batchMesh._indirectTexture),0),s=cm(e).modInt(cm(t)),i=cm(e).div(cm(t));return lx(this.batchMesh._indirectTexture,gm(s,i)).x})).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),s=t(cm(this.batchingIdNode)),i=this.batchMesh._matricesTexture,r=gf(lx(i),0),n=lm(s).mul(4).toInt().toVar(),o=n.modInt(r),a=n.div(cm(r)),h=Fm(lx(i,gm(o,a)),lx(i,gm(o.add(1),a)),lx(i,gm(o.add(2),a)),lx(i,gm(o.add(3),a))),u=this.batchMesh._colorsTexture;if(null!==u){const e=im((([e])=>{const t=gf(lx(u),0).x,s=e,i=s.modInt(t),r=s.div(t);return lx(u,gm(i,r)).rgb})).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(s);xg("vec3","vBatchColor").assign(t)}const l=Em(h);Dx.assign(h.mul(Dx));const c=Jx.div(xm(l[0].dot(l[0]),l[1].dot(l[1]),l[2].dot(l[2]))),d=l.mul(c).xyz;Jx.assign(d),e.hasGeometryAttribute("tangent")&&xv.mulAssign(l)}}const Sv=tm(wv);cp("batch",wv);const Mv=new WeakMap;class Av extends lp{constructor(e,t=!1){let s,i,r;super("void"),this.skinnedMesh=e,this.useReference=t,this.updateType=Yd.OBJECT,this.skinIndexNode=Xm("skinIndex","uvec4"),this.skinWeightNode=Xm("skinWeight","vec4"),t?(s=xb("bindMatrix","mat4"),i=xb("bindMatrixInverse","mat4"),r=bb("skeleton.boneMatrices","mat4",e.skeleton.bones.length)):(s=df(e.bindMatrix,"mat4"),i=df(e.bindMatrixInverse,"mat4"),r=db(e.skeleton.boneMatrices,"mat4",e.skeleton.bones.length)),this.bindMatrixNode=s,this.bindMatrixInverseNode=i,this.boneMatricesNode=r,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=Dx){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:r,bindMatrixInverseNode:n}=this,o=e.element(s.x),a=e.element(s.y),h=e.element(s.z),u=e.element(s.w),l=r.mul(t),c=yf(o.mul(i.x).mul(l),a.mul(i.y).mul(l),h.mul(i.z).mul(l),u.mul(i.w).mul(l));return n.mul(c).xyz}getSkinnedNormal(e=this.boneMatricesNode,t=Jx){const{skinIndexNode:s,skinWeightNode:i,bindMatrixNode:r,bindMatrixInverseNode:n}=this,o=e.element(s.x),a=e.element(s.y),h=e.element(s.z),u=e.element(s.w);let l=yf(i.x.mul(o),i.y.mul(a),i.z.mul(h),i.w.mul(u));return l=n.mul(l).mul(r),l.transformDirection(t).xyz}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=bb("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,kx)}needsPreviousBoneMatrices(e){const t=e.renderer.getMRT();return t&&t.has("velocity")}setup(e){this.needsPreviousBoneMatrices(e)&&kx.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(Dx.assign(t),e.hasGeometryAttribute("normal")){const t=this.getSkinnedNormal();Jx.assign(t),e.hasGeometryAttribute("tangent")&&xv.assign(t)}}generate(e,t){if("void"!==t)return Dx.build(e,t)}update(e){const t=(this.useReference?e.object:this.skinnedMesh).skeleton;Mv.get(t)!==e.frameId&&(Mv.set(t,e.frameId),null!==this.previousBoneMatricesNode&&t.previousBoneMatrices.set(t.boneMatrices),t.update())}}const Nv=e=>Qp(new Av(e)),Rv=e=>Qp(new Av(e,!0));cp("SkinningNode",Av);class Cv extends lp{constructor(e=[]){super(),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt()+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const s={};for(let e=0,t=this.params.length-1;eNumber(n)?">=":"<"));const l={start:r,end:n,condition:h},c=l.start,d=l.end;let p="",m="",g="";u||(u="int"===a||"uint"===a?h.includes("<")?"++":"--":h.includes("<")?"+= 1.":"-= 1."),p+=e.getVar(a,o)+" = "+c,m+=o+" "+h+" "+d,g+=o+" "+u;const f=`for ( ${p}; ${m}; ${g} )`;e.addFlowCode((0===t?"\n":"")+e.tab+f+" {\n\n").addFlowTab()}const r=i.build(e,"void"),n=t.returnsNode?t.returnsNode.build(e):"";e.removeFlowTab().addFlowCode("\n"+e.tab+r);for(let t=0,s=this.params.length-1;tQp(new Cv(em(e,"int"))).append(),Bv=()=>nx("continue").append(),Iv=()=>nx("break").append();cp("LoopNode",Cv);const Pv=new WeakMap,Fv=new _i,zv=im((({bufferMap:e,influence:t,stride:s,width:i,depth:r,offset:n})=>{const o=cm(ig).mul(s).add(n),a=o.div(i),h=o.sub(a.mul(i));return lx(e,gm(h,a)).depth(r).mul(t)}));class Uv extends lp{constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=df(1),this.updateType=Yd.OBJECT}setup(e){const{geometry:t}=e,s=void 0!==t.morphAttributes.position,i=t.hasAttribute("normal")&&void 0!==t.morphAttributes.normal,r=t.morphAttributes.position||t.morphAttributes.normal||t.morphAttributes.color,n=void 0!==r?r.length:0,{texture:o,stride:a,size:h}=function(e){const t=void 0!==e.morphAttributes.position,s=void 0!==e.morphAttributes.normal,i=void 0!==e.morphAttributes.color,r=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,n=void 0!==r?r.length:0;let o=Pv.get(e);if(void 0===o||o.count!==n){void 0!==o&&o.texture.dispose();const a=e.morphAttributes.position||[],h=e.morphAttributes.normal||[],u=e.morphAttributes.color||[];let l=0;!0===t&&(l=1),!0===s&&(l=2),!0===i&&(l=3);let c=e.attributes.position.count*l,d=1;const p=4096;c>p&&(d=Math.ceil(c/p),c=p);const m=new Float32Array(c*d*4*n),g=new Mi(m,c,d,n);g.type=Ie,g.needsUpdate=!0;const f=4*l;for(let x=0;x{const t=lm(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(lx(this.mesh.morphTexture,gm(cm(e).add(1),cm(rg))).r):t.assign(xb("morphTargetInfluences","float").element(e).toVar()),!0===s&&Dx.addAssign(zv({bufferMap:o,influence:t,stride:a,width:u,depth:e,offset:cm(0)})),!0===i&&Jx.addAssign(zv({bufferMap:o,influence:t,stride:a,width:u,depth:e,offset:cm(1)}))}))}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce(((e,t)=>e+t),0)}}const Ov=tm(Uv);cp("MorphNode",Uv);class Lv extends lp{constructor(){super("vec3"),this.isLightingNode=!0}generate(){console.warn("Abstract function.")}}cp("LightingNode",Lv);const Vv=im((({depthTexture:e,shadowCoord:t})=>ux(e,t.xy).compare(t.z))),Dv=im((({depthTexture:e,shadowCoord:t,shadow:s})=>{const i=(t,s)=>ux(e,t).compare(s),r=xb("mapSize","vec2",s),n=xb("radius","float",s),o=mm(1).div(r),a=o.x.negate().mul(n),h=o.y.negate().mul(n),u=o.x.mul(n),l=o.y.mul(n),c=a.div(2),d=h.div(2),p=u.div(2),m=l.div(2);return yf(i(t.xy.add(mm(a,h)),t.z),i(t.xy.add(mm(0,h)),t.z),i(t.xy.add(mm(u,h)),t.z),i(t.xy.add(mm(c,d)),t.z),i(t.xy.add(mm(0,d)),t.z),i(t.xy.add(mm(p,d)),t.z),i(t.xy.add(mm(a,0)),t.z),i(t.xy.add(mm(c,0)),t.z),i(t.xy,t.z),i(t.xy.add(mm(p,0)),t.z),i(t.xy.add(mm(u,0)),t.z),i(t.xy.add(mm(c,m)),t.z),i(t.xy.add(mm(0,m)),t.z),i(t.xy.add(mm(p,m)),t.z),i(t.xy.add(mm(a,l)),t.z),i(t.xy.add(mm(0,l)),t.z),i(t.xy.add(mm(u,l)),t.z)).mul(1/17)})),kv=im((({depthTexture:e,shadowCoord:t,shadow:s})=>{const i=(t,s)=>ux(e,t).compare(s),r=xb("mapSize","vec2",s),n=mm(1).div(r),o=n.x,a=n.y,h=t.xy,u=ry(h.mul(r).add(.5));return h.subAssign(u.mul(n)),yf(i(h,t.z),i(h.add(mm(o,0)),t.z),i(h.add(mm(0,a)),t.z),i(h.add(n),t.z),ky(i(h.add(mm(o.negate(),0)),t.z),i(h.add(mm(o.mul(2),0)),t.z),u.x),ky(i(h.add(mm(o.negate(),a)),t.z),i(h.add(mm(o.mul(2),a)),t.z),u.x),ky(i(h.add(mm(0,a.negate())),t.z),i(h.add(mm(0,a.mul(2))),t.z),u.y),ky(i(h.add(mm(o,a.negate())),t.z),i(h.add(mm(o,a.mul(2))),t.z),u.y),ky(ky(i(h.add(mm(o.negate(),a.negate())),t.z),i(h.add(mm(o.mul(2),a.negate())),t.z),u.x),ky(i(h.add(mm(o.negate(),a.mul(2))),t.z),i(h.add(mm(o.mul(2),a.mul(2))),t.z),u.x),u.y)).mul(1/9)})),Gv=[Vv,Dv,kv];let Wv=null;class Hv extends Lv{constructor(e=null){super(),this.updateType=Yd.FRAME,this.light=e,this.color=new Yr,this.colorNode=df(this.color),this.baseColorNode=null,this.shadowMap=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0}getCacheKey(){return super.getCacheKey()+"-"+this.light.id+"-"+(this.light.castShadow?"1":"0")}getHash(){return this.light.uuid}setupShadow(e){const{object:t,renderer:s}=e;let i=this.shadowColorNode;if(null===i){null===Wv&&(Wv=e.createNodeMaterial(),Wv.fragmentNode=_m(0,0,0,1),Wv.isShadowNodeMaterial=!0);const r=new Ka;r.compareFunction=Ts;const n=this.light.shadow,o=e.createRenderTarget(n.mapSize.width,n.mapSize.height);o.depthTexture=r,n.camera.updateProjectionMatrix();const a=xb("intensity","float",n),h=xb("bias","float",n),u=xb("normalBias","float",n),l=t.material.shadowPositionNode||Gx;let c=df(n.matrix).mul(l.add(eb.mul(u)));c=c.xyz.div(c.w);let d=c.z.add(h);s.coordinateSystem===Ds&&(d=d.mul(2).sub(1)),c=xm(c.x,c.y.oneMinus(),d);const p=c.x.greaterThanEqual(0).and(c.x.lessThanEqual(1)).and(c.y.greaterThanEqual(0)).and(c.y.lessThanEqual(1)).and(c.z.lessThanEqual(1)),m=n.filterNode||Gv[s.shadowMap.type]||null;if(null===m)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const g=ux(o.texture,c),f=p.select(m({depthTexture:r,shadowCoord:c,shadow:n}),lm(1));this.shadowMap=o,this.shadowNode=f,this.shadowColorNode=i=this.colorNode.mul(ky(1,f.rgb.mix(g,1),a.mul(g.a))),this.baseColorNode=this.colorNode}this.colorNode=i,this.updateBeforeType=Yd.RENDER}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&this.disposeShadow()}updateShadow(e){const{shadowMap:t,light:s}=this,{renderer:i,scene:r,camera:n}=e,o=t.depthTexture.version;this._depthVersionCached=o;const a=r.overrideMaterial;r.overrideMaterial=Wv,t.setSize(s.shadow.mapSize.width,s.shadow.mapSize.height),s.shadow.updateMatrices(s),s.shadow.camera.layers.mask=n.layers.mask;const h=i.getRenderTarget(),u=i.getRenderObjectFunction();i.setRenderObjectFunction(((e,...t)=>{!0===e.castShadow&&i.renderObject(e,...t)})),i.setRenderTarget(t),i.render(r,s.shadow.camera),i.setRenderTarget(h),i.setRenderObjectFunction(u),r.overrideMaterial=a}disposeShadow(){this.shadowMap.dispose(),this.shadowMap=null,this.shadowNode=null,this.shadowColorNode=null,this.baseColorNode=null,this.updateBeforeType=Yd.NONE}updateBefore(e){const t=this.light.shadow;(t.needsUpdate||t.autoUpdate)&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}cp("AnalyticLightNode",Hv);const jv=new WeakMap;class qv extends lp{constructor(e=[]){super("vec3"),this.totalDiffuseNode=xm().temp("totalDiffuse"),this.totalSpecularNode=xm().temp("totalSpecular"),this.outgoingLightNode=xm().temp("outgoingLight"),this.lightNodes=e,this._hash=null}get hasLight(){return this.lightNodes.length>0}getHash(){if(null===this._hash){const e=[];for(const t of this.lightNodes)e.push(t.getHash());this._hash="lights-"+e.join(",")}return this._hash}analyze(e){const t=e.getDataFromNode(this);for(const s of t.nodes)s.build(e)}setup(e){const t=e.context,s=t.lightingModel;let i=this.outgoingLightNode;if(s){const{lightNodes:r,totalDiffuseNode:n,totalSpecularNode:o}=this;t.outgoingLight=i;const a=e.addStack();e.getDataFromNode(this).nodes=a.nodes,s.start(t,a,e);for(const t of r)t.build(e);s.indirect(t,a,e);const{backdrop:h,backdropAlpha:u}=t,{directDiffuse:l,directSpecular:c,indirectDiffuse:d,indirectSpecular:p}=t.reflectedLight;let m=l.add(d);null!==h&&(m=xm(null!==u?u.mix(m,h):h),t.material.transparent=!0),n.assign(m),o.assign(c.add(p)),i.assign(n.add(o)),s.finish(t,a,e),i=i.bypass(e.removeStack())}return i}_getLightNodeById(e){for(const t of this.lightNodes)if(t.isAnalyticLightNode&&t.light.id===e)return t;return null}fromLights(e=[]){const t=[];e=(e=>e.sort(((e,t)=>e.id-t.id)))(e);for(const s of e){let e=this._getLightNodeById(s.id);if(null===e){const t=s.constructor,i=jv.has(t)?jv.get(t):Hv;e=Qp(new i(s))}t.push(e)}return this.lightNodes=t,this._hash=null,this}}const $v=e=>Qp((new qv).fromLights(e)),Xv=tm(qv);function Yv(e,t){if(jv.has(e))console.warn(`Redefinition of light node ${t.type}`);else{if("function"!=typeof e)throw new Error(`Light ${e.name} is not a class`);if("function"!=typeof t||!t.type)throw new Error(`Light node ${t.type} is not a class`);jv.set(e,t)}}class Jv extends Lv{constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}cp("AONode",Jv);class Zv extends Km{constructor(e,t=null,s=null,i=null){super(e),this.lightingModel=t,this.backdropNode=s,this.backdropAlphaNode=i,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,s={directDiffuse:xm().temp("directDiffuse"),directSpecular:xm().temp("directSpecular"),indirectDiffuse:xm().temp("indirectDiffuse"),indirectSpecular:xm().temp("indirectSpecular")};return{radiance:xm().temp("radiance"),irradiance:xm().temp("irradiance"),iblIrradiance:xm().temp("iblIrradiance"),ambientOcclusion:lm(1).temp("ambientOcclusion"),reflectedLight:s,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const Qv=tm(Zv);Mp("lightingContext",Qv),cp("LightingContextNode",Zv);class Kv extends Lv{constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}let eT,tT;cp("IrradianceNode",Kv);class sT extends lp{constructor(e){super(),this.scope=e,this.isViewportNode=!0}getNodeType(){return this.scope===sT.VIEWPORT?"vec4":this.scope===sT.COORDINATE?"vec3":"vec2"}getUpdateType(){let e=Yd.NONE;return this.scope!==sT.RESOLUTION&&this.scope!==sT.VIEWPORT||(e=Yd.RENDER),this.updateType=e,e}update({renderer:e}){this.scope===sT.VIEWPORT?e.getViewport(tT):e.getDrawingBufferSize(eT)}setup(){const e=this.scope;let t=null;if(e===sT.RESOLUTION)t=df(eT||(eT=new Ks));else if(e===sT.VIEWPORT)t=df(tT||(tT=new _i));else{t=iT.div(rT);let s=t.x,i=t.y;/bottom/i.test(e)&&(i=i.oneMinus()),/right/i.test(e)&&(s=s.oneMinus()),t=mm(s,i)}return t}generate(e){if(this.scope===sT.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const s=e.getNodeProperties(rT).outputNode.build(e);t=`${e.getType("vec3")}( ${t}.x, ${s}.y - ${t}.y, ${t}.z )`}return t}return super.generate(e)}}sT.COORDINATE="coordinate",sT.RESOLUTION="resolution",sT.VIEWPORT="viewport",sT.TOP_LEFT="topLeft",sT.BOTTOM_LEFT="bottomLeft",sT.TOP_RIGHT="topRight",sT.BOTTOM_RIGHT="bottomRight";const iT=sm(sT,sT.COORDINATE),rT=sm(sT,sT.RESOLUTION),nT=sm(sT,sT.VIEWPORT),oT=sm(sT,sT.TOP_LEFT),aT=sm(sT,sT.BOTTOM_LEFT),hT=sm(sT,sT.TOP_RIGHT),uT=sm(sT,sT.BOTTOM_RIGHT);cp("ViewportNode",sT);const lT=new Ks;class cT extends hx{constructor(e=oT,t=null,s=null){null===s&&((s=new Xa).minFilter=Se),super(s,e,t),this.generateMipmaps=!1,this.isOutputTextureNode=!0,this.updateBeforeType=Yd.FRAME}updateBefore(e){const t=e.renderer;t.getDrawingBufferSize(lT);const s=this.value;s.image.width===lT.width&&s.image.height===lT.height||(s.image.width=lT.width,s.image.height=lT.height,s.needsUpdate=!0);const i=s.generateMipmaps;s.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(s),s.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const dT=tm(cT),pT=tm(cT,null,null,{generateMipmaps:!0});Mp("viewportTexture",dT),Mp("viewportMipTexture",pT),cp("ViewportTextureNode",cT);let mT=null;class gT extends cT{constructor(e=oT,t=null){null===mT&&(mT=new Ka),super(e,t,mT)}}const fT=tm(gT);Mp("viewportDepthTexture",fT),cp("ViewportDepthTextureNode",gT);class yT extends lp{constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===yT.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,s=this.valueNode;let i=null;if(t===yT.DEPTH_BASE)null!==s&&(i=_T().assign(s));else if(t===yT.DEPTH)i=e.isPerspectiveCamera?vT(Hx.z,px,mx):xT(Hx.z,px,mx);else if(t===yT.LINEAR_DEPTH)if(null!==s)if(e.isPerspectiveCamera){const e=TT(s,px,mx);i=xT(e,px,mx)}else i=s;else i=xT(Hx.z,px,mx);return i}}const xT=(e,t,s)=>e.add(t).div(t.sub(s)),bT=(e,t,s)=>t.sub(s).mul(e).sub(t),vT=(e,t,s)=>t.add(e).mul(s).div(s.sub(t).mul(e)),TT=(e,t,s)=>t.mul(s).div(s.sub(t).mul(e).sub(s));yT.DEPTH_BASE="depthBase",yT.DEPTH="depth",yT.LINEAR_DEPTH="linearDepth";const _T=tm(yT,yT.DEPTH_BASE),wT=sm(yT,yT.DEPTH),ST=tm(yT,yT.LINEAR_DEPTH),MT=ST(fT());wT.assign=e=>_T(e),cp("ViewportDepthNode",yT);class AT extends lp{constructor(e=AT.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{localClipIntersection:s,localClippingCount:i,globalClippingCount:r}=t,n=r+i,o=s?n-i:n;return this.scope===AT.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(t.planes,n,o):this.setupDefault(t.planes,n,o)}setupAlphaToCoverage(e,t,s){return im((()=>{const i=gb(e),r=yg("float","distanceToPlane"),n=yg("float","distanceToGradient"),o=yg("float","clipOpacity");let a;if(o.assign(1),Ev(s,(({i:e})=>{a=i.element(e),r.assign(Hx.dot(a.xyz).negate().add(a.w)),n.assign(r.fwidth().div(2)),o.mulAssign(jy(n.negate(),n,r)),o.equal(0).discard()})),s{a=i.element(t),r.assign(Hx.dot(a.xyz).negate().add(a.w)),n.assign(r.fwidth().div(2)),e.mulAssign(jy(n.negate(),n,r).oneMinus())})),o.mulAssign(e.oneMinus())}bg.a.mulAssign(o),bg.a.equal(0).discard()}))()}setupDefault(e,t,s){return im((()=>{const i=gb(e);let r;if(Ev(s,(({i:e})=>{r=i.element(e),Hx.dot(r.xyz).greaterThan(r.w).discard()})),s{r=i.element(t),e.assign(Hx.dot(r.xyz).greaterThan(r.w).and(e))})),e.discard()}}))()}}AT.ALPHA_TO_COVERAGE="alphaToCoverage",AT.DEFAULT="default";const NT=new Map;class RT extends Qr{constructor(){super(),this.isNodeMaterial=!0,this.type=this.constructor.type,this.forceSinglePass=!1,this.fog=!0,this.lights=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.positionNode=null,this.depthNode=null,this.shadowNode=null,this.shadowPositionNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null}customProgramCacheKey(){return this.type+tp(this)}build(e){this.setup(e)}setup(e){let t;e.context.setupNormal=()=>this.setupNormal(e),e.addStack(),e.stack.outputNode=this.vertexNode||this.setupPosition(e),e.addFlow("vertex",e.removeStack()),e.addStack();const s=this.setupClipping(e);if(!0===this.depthWrite&&this.setupDepth(e),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const i=this.setupLighting(e);null!==s&&e.stack.add(s);const r=_m(i,bg.a).max(0);t=this.setupOutput(e,r),Og.assign(t),null!==this.outputNode&&(t=this.outputNode);if(null!==e.renderer.getRenderTarget()){const s=e.renderer.getMRT(),i=this.mrtNode;null!==s?(t=s,null!==i&&(t=s.merge(i))):null!==i&&(t=i)}}else{let s=this.fragmentNode;!0!==s.isOutputStructNode&&(s=_m(s)),t=this.setupOutput(e,s)}e.stack.outputNode=t,e.addFlow("fragment",e.removeStack())}setupClipping(e){if(null===e.clippingContext)return null;const{globalClippingCount:t,localClippingCount:s}=e.clippingContext;let i=null;return(t||s)&&(this.alphaToCoverage?i=Qp(new AT(AT.ALPHA_TO_COVERAGE)):e.stack.add(Qp(new AT))),i}setupDepth(e){const{renderer:t}=e;let s=this.depthNode;if(null===s){const e=t.getMRT();if(e&&e.has("depth"))s=e.get("depth");else if(!0===t.logarithmicDepthBuffer){s=uv().w.add(1).log2().mul(gx).mul(.5)}}null!==s&&wT.assign(s).append()}setupPosition(e){const{object:t}=e,s=t.geometry;if(e.addStack(),(s.morphAttributes.position||s.morphAttributes.normal||s.morphAttributes.color)&&Ov(t).append(),!0===t.isSkinnedMesh&&Rv(t).append(),this.displacementMap){const e=Tb("displacementMap","texture"),t=Tb("displacementScale","float"),s=Tb("displacementBias","float");Dx.addAssign(Jx.normalize().mul(e.x.mul(t).add(s)))}t.isBatchedMesh&&Sv(t).append(),t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&fv(t).append(),null!==this.positionNode&&Dx.assign(this.positionNode);const i=uv();return e.context.vertex=e.removeStack(),e.context.mvp=i,i}setupDiffuseColor({object:e,geometry:t}){let s=this.colorNode?_m(this.colorNode):Mb;if(!0===this.vertexColors&&t.hasAttribute("color")&&(s=_m(s.xyz.mul(Xm("color","vec3")),s.a)),e.instanceColor){s=xg("vec3","vInstanceColor").mul(s)}if(e.isBatchedMesh&&e._colorsTexture){s=xg("vec3","vBatchColor").mul(s)}bg.assign(s);const i=this.opacityNode?lm(this.opacityNode):Rb;if(bg.a.assign(bg.a.mul(i)),null!==this.alphaTestNode||this.alphaTest>0){const e=null!==this.alphaTestNode?lm(this.alphaTestNode):Sb;bg.a.lessThanEqual(e).discard()}!1===this.transparent&&1===this.blending&&!1===this.alphaToCoverage&&bg.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?xm(0):bg.rgb}setupNormal(){return this.normalNode?xm(this.normalNode):Ub}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?Tb("envMap","cubeTexture"):Tb("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new Kv(nv)),t}setupLights(e){const t=[],s=this.setupEnvironment(e);s&&s.isLightingNode&&t.push(s);const i=this.setupLightMap(e);if(i&&i.isLightingNode&&t.push(i),null!==this.aoNode||e.material.aoMap){const e=null!==this.aoNode?this.aoNode:ov;t.push(new Jv(e))}let r=this.lightsNode||e.lightsNode;return t.length>0&&(r=Xv([...r.lightNodes,...t])),r}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:s,backdropAlphaNode:i,emissiveNode:r}=this,n=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let o=this.setupOutgoingLight(e);if(n&&!1!==n.hasLight){const t=this.setupLightingModel(e);o=Qv(n,t,s,i)}else null!==s&&(o=xm(null!==i?ky(o,s,i):s));return(r&&!0===r.isNode||t.emissive&&!0===t.emissive.isColor)&&(vg.assign(xm(r||Nb)),o=o.add(vg)),o}setupOutput(e,t){if(!0===this.fog){const s=e.fogNode;s&&(t=_m(s.mix(t.rgb,s.colorNode),t.a))}return t}setDefaultValues(e){for(const t in e){const s=e[t];void 0===this[t]&&(this[t]=s,s&&s.clone&&(this[t]=s.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const s=Qr.prototype.toJSON.call(this,e),i=sp(this);s.inputNodes={};for(const{property:t,childNode:r}of i)s.inputNodes[t]=r.toJSON(e).uuid;function r(e){const t=[];for(const s in e){const i=e[s];delete i.metadata,t.push(i)}return t}if(t){const t=r(e.textures),i=r(e.images),n=r(e.nodes);t.length>0&&(s.textures=t),i.length>0&&(s.images=i),n.length>0&&(s.nodes=n)}return s}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.positionNode=e.positionNode,this.depthNode=e.depthNode,this.shadowNode=e.shadowNode,this.shadowPositionNode=e.shadowPositionNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,super.copy(e)}static fromMaterial(e){if(!0===e.isNodeMaterial)return e;const t=ET(e.type.replace("Material","NodeMaterial"));if(void 0===t)throw new Error(`NodeMaterial: Material "${e.type}" is not compatible.`);for(const s in e)t[s]=e[s];return t}}function CT(e,t){if("function"!=typeof t||!e)throw new Error(`Node material ${e} is not a class`);NT.has(e)?console.warn(`Redefinition of node material ${e}`):(NT.set(e,t),t.type=e)}function ET(e){const t=NT.get(e);if(void 0!==t)return new t}CT("NodeMaterial",RT);class BT{constructor(e,t){this.name=e,this.value=t,this.boundary=0,this.itemSize=0,this.offset=0}setValue(e){this.value=e}getValue(){return this.value}}class IT extends BT{constructor(e,t=0){super(e,t),this.isNumberUniform=!0,this.boundary=4,this.itemSize=1}}class PT extends BT{constructor(e,t=new Ks){super(e,t),this.isVector2Uniform=!0,this.boundary=8,this.itemSize=2}}class FT extends BT{constructor(e,t=new Ei){super(e,t),this.isVector3Uniform=!0,this.boundary=16,this.itemSize=3}}class zT extends BT{constructor(e,t=new _i){super(e,t),this.isVector4Uniform=!0,this.boundary=16,this.itemSize=4}}class UT extends BT{constructor(e,t=new Yr){super(e,t),this.isColorUniform=!0,this.boundary=16,this.itemSize=3}}class OT extends BT{constructor(e,t=new ei){super(e,t),this.isMatrix3Uniform=!0,this.boundary=48,this.itemSize=12}}class LT extends BT{constructor(e,t=new or){super(e,t),this.isMatrix4Uniform=!0,this.boundary=64,this.itemSize=16}}class VT extends IT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class DT extends PT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class kT extends FT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class GT extends zT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class WT extends UT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class HT extends OT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class jT extends LT{constructor(e){super(e.name,e.value),this.nodeUniform=e}getValue(){return this.nodeUniform.value}}class qT extends lp{constructor(e,t,s=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=s}getNodeType(e){const t=this.ifNode.getNodeType(e);if(null!==this.elseNode){const s=this.elseNode.getNodeType(e);if(e.getTypeLength(s)>e.getTypeLength(t))return s}return t}setup(e){const t=e.getNodeProperties(this);t.condNode=this.condNode.cache(),t.ifNode=this.ifNode.cache(),t.elseNode=this.elseNode?this.elseNode.cache():null}generate(e,t){const s=this.getNodeType(e),i=e.getDataFromNode(this);if(void 0!==i.nodeProperty)return i.nodeProperty;const{condNode:r,ifNode:n,elseNode:o}=e.getNodeProperties(this),a="void"!==t,h=a?yg(s).build(e):"";i.nodeProperty=h;const u=r.build(e,"bool");e.addFlowCode(`\n${e.tab}if ( ${u} ) {\n\n`).addFlowTab();let l=n.build(e,s);if(l&&(l=a?h+" = "+l+";":"return "+l+";"),e.removeFlowTab().addFlowCode(e.tab+"\t"+l+"\n\n"+e.tab+"}"),null!==o){e.addFlowCode(" else {\n\n").addFlowTab();let t=o.build(e,s);t&&(t=a?h+" = "+t+";":"return "+t+";"),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(h,s,t)}}const $T=tm(qT);Mp("select",$T),cp("CondNode",qT);const XT=(...e)=>(console.warn("TSL.CondNode: cond() has been renamed to select()."),$T(...e));Mp("cond",XT);class YT extends lp{constructor(e=null){super(),this.nodes=[],this.outputNode=null,this.parent=e,this._currentCond=null,this.isStackNode=!0}getNodeType(e){return this.outputNode?this.outputNode.getNodeType(e):"void"}add(e){return this.nodes.push(e),this}If(e,t){const s=new Zp(t);return this._currentCond=$T(e,s),this.add(this._currentCond)}ElseIf(e,t){const s=new Zp(t),i=$T(e,s);return this._currentCond.elseNode=i,this._currentCond=i,this}Else(e){return this._currentCond.elseNode=new Zp(e),this}build(e,...t){const s=om();nm(this);for(const t of this.nodes)t.build(e,"void");return nm(s),this.outputNode?this.outputNode.build(e,...t):super.build(e,...t)}else(...e){return console.warn("TSL.StackNode: .else() has been renamed to .Else()."),this.Else(...e)}elseif(...e){return console.warn("TSL.StackNode: .elseif() has been renamed to .ElseIf()."),this.ElseIf(...e)}}const JT=tm(YT);cp("StackNode",YT);class ZT extends pp{constructor(e=Wx){super("vec2"),this.dirNode=e}setup(){const e=this.dirNode,t=e.z.atan2(e.x).mul(1/(2*Math.PI)).add(.5),s=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return mm(t,s)}}const QT=tm(ZT);cp("EquirectUVNode",ZT);class KT extends so{constructor(e=1,t={}){super(e,t),this.isCubeRenderTarget=!0}fromEquirectangularTexture(e,t){const s=t.minFilter,i=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const r=new jn(5,5,5),n=QT(Wx),o=ET("MeshBasicNodeMaterial");o.colorNode=ux(t,n,0),o.side=d,o.blending=m;const a=new Wn(r,o),h=new no;h.add(a),t.minFilter===Se&&(t.minFilter=Te);const u=new eo(1,10,this),l=e.getMRT();return e.setMRT(null),u.update(e,h),e.setMRT(l),t.minFilter=s,t.currentGenerateMipmaps=i,a.geometry.dispose(),a.material.dispose(),this}}const e_=lm(1),t_=lm(-2),s_=lm(.8),i_=lm(-1),r_=lm(.4),n_=lm(2),o_=lm(.305),a_=lm(3),h_=lm(.21),u_=lm(4),l_=lm(4),c_=lm(16),d_=im((([e])=>{const t=xm(cy(e)).toVar(),s=lm(-1).toVar();return am(t.x.greaterThan(t.z),(()=>{am(t.x.greaterThan(t.y),(()=>{s.assign($T(e.x.greaterThan(0),0,3))})).Else((()=>{s.assign($T(e.y.greaterThan(0),1,4))}))})).Else((()=>{am(t.z.greaterThan(t.y),(()=>{s.assign($T(e.z.greaterThan(0),2,5))})).Else((()=>{s.assign($T(e.y.greaterThan(0),1,4))}))})),s})).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),p_=im((([e,t])=>{const s=mm().toVar();return am(t.equal(0),(()=>{s.assign(mm(e.z,e.y).div(cy(e.x)))})).ElseIf(t.equal(1),(()=>{s.assign(mm(e.x.negate(),e.z.negate()).div(cy(e.y)))})).ElseIf(t.equal(2),(()=>{s.assign(mm(e.x.negate(),e.y).div(cy(e.z)))})).ElseIf(t.equal(3),(()=>{s.assign(mm(e.z.negate(),e.y).div(cy(e.x)))})).ElseIf(t.equal(4),(()=>{s.assign(mm(e.x.negate(),e.z).div(cy(e.y)))})).Else((()=>{s.assign(mm(e.x,e.y).div(cy(e.z)))})),bf(.5,s.add(1))})).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),m_=im((([e])=>{const t=lm(0).toVar();return am(e.greaterThanEqual(s_),(()=>{t.assign(e_.sub(e).mul(i_.sub(t_)).div(e_.sub(s_)).add(t_))})).ElseIf(e.greaterThanEqual(r_),(()=>{t.assign(s_.sub(e).mul(n_.sub(i_)).div(s_.sub(r_)).add(i_))})).ElseIf(e.greaterThanEqual(o_),(()=>{t.assign(r_.sub(e).mul(a_.sub(n_)).div(r_.sub(o_)).add(n_))})).ElseIf(e.greaterThanEqual(h_),(()=>{t.assign(o_.sub(e).mul(u_.sub(a_)).div(o_.sub(h_)).add(a_))})).Else((()=>{t.assign(lm(-2).mul(Qf(bf(1.16,e))))})),t})).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),g_=im((([e,t])=>{const s=e.toVar();s.assign(bf(2,s).sub(1));const i=xm(s,1).toVar();return am(t.equal(0),(()=>{i.assign(i.zyx)})).ElseIf(t.equal(1),(()=>{i.assign(i.xzy),i.xz.mulAssign(-1)})).ElseIf(t.equal(2),(()=>{i.x.mulAssign(-1)})).ElseIf(t.equal(3),(()=>{i.assign(i.zyx),i.xz.mulAssign(-1)})).ElseIf(t.equal(4),(()=>{i.assign(i.xzy),i.xy.mulAssign(-1)})).ElseIf(t.equal(5),(()=>{i.z.mulAssign(-1)})),i})).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),f_=im((([e,t,s,i,r,n])=>{const o=lm(s),a=xm(t),h=Gy(m_(o),t_,n),u=ry(h),l=ty(h),c=xm(y_(e,a,l,i,r,n)).toVar();return am(u.notEqual(0),(()=>{const t=xm(y_(e,a,l.add(1),i,r,n)).toVar();c.assign(ky(c,t,u))})),c})),y_=im((([e,t,s,i,r,n])=>{const o=lm(s).toVar(),a=xm(t),h=lm(d_(a)).toVar(),u=lm(Ay(l_.sub(o),0)).toVar();o.assign(Ay(o,l_));const l=lm(Jf(o)).toVar(),c=mm(p_(a,h).mul(l.sub(2)).add(1)).toVar();return am(h.greaterThan(2),(()=>{c.y.addAssign(l),h.subAssign(3)})),c.x.addAssign(h.mul(l)),c.x.addAssign(u.mul(bf(3,c_))),c.y.addAssign(bf(4,Jf(n).sub(l))),c.x.mulAssign(i),c.y.mulAssign(r),e.uv(c).grad(mm(),mm())})),x_=im((({envMap:e,mipInt:t,outputDirection:s,theta:i,axis:r,CUBEUV_TEXEL_WIDTH:n,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:a})=>{const h=oy(i),u=s.mul(h).add(r.cross(s).mul(ny(i))).add(r.mul(r.dot(s).mul(h.oneMinus())));return y_(e,u,t,n,o,a)})),b_=im((({n:e,latitudinal:t,poleAxis:s,outputDirection:i,weights:r,samples:n,dTheta:o,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c})=>{const d=xm($T(t,s,Py(s,i))).toVar();am(Hf(d.equals(xm(0))),(()=>{d.assign(xm(i.z,0,i.x.negate()))})),d.assign(iy(d));const p=xm().toVar();return p.addAssign(r.element(cm(0)).mul(x_({theta:0,axis:d,outputDirection:i,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c}))),Ev({start:cm(1),end:e},(({i:e})=>{am(e.greaterThanEqual(n),(()=>{Iv()}));const t=lm(o.mul(lm(e))).toVar();p.addAssign(r.element(e).mul(x_({theta:t.mul(-1),axis:d,outputDirection:i,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c}))),p.addAssign(r.element(e).mul(x_({theta:t,axis:d,outputDirection:i,mipInt:a,envMap:h,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:l,CUBEUV_MAX_MIP:c})))})),_m(p,1)})),v_=[.125,.215,.35,.446,.526,.582],T_=20,__=new Rl(-1,1,1,-1,0,1),w_=new Qn(90,1),S_=new Yr;let M_=null,A_=0,N_=0;const R_=(1+Math.sqrt(5))/2,C_=1/R_,E_=[new Ei(-R_,C_,0),new Ei(R_,C_,0),new Ei(-C_,0,R_),new Ei(C_,0,R_),new Ei(0,R_,-C_),new Ei(0,R_,C_),new Ei(-1,1,-1),new Ei(1,1,-1),new Ei(-1,1,1),new Ei(1,1,1)],B_=[3,1,5,0,4,2],I_=g_(pf(),Xm("faceIndex")).normalize(),P_=xm(I_.x,I_.y.negate(),I_.z);class F_{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}fromScene(e,t=0,s=.1,i=100){M_=this._renderer.getRenderTarget(),A_=this._renderer.getActiveCubeFace(),N_=this._renderer.getActiveMipmapLevel(),this._setSize(256);const r=this._allocateTargets();return r.depthBuffer=!0,this._sceneToCubeUV(e,s,i,r),t>0&&this._blur(r,0,0,t),this._applyPMREM(r),this._cleanup(r),r}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=L_(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=V_(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;ee-4?h=v_[a-e+4-1]:0===a&&(h=0),i.push(h);const u=1/(o-2),l=-u,c=1+u,d=[l,l,c,l,c,c,l,l,c,c,l,c],p=6,m=6,g=3,f=2,y=1,x=new Float32Array(g*m*p),b=new Float32Array(f*m*p),v=new Float32Array(y*m*p);for(let e=0;e2?0:-1,i=[t,s,0,t+2/3,s,0,t+2/3,s+1,0,t,s,0,t+2/3,s+1,0,t,s+1,0],r=B_[e];x.set(i,g*m*r),b.set(d,f*m*r);const n=[r,r,r,r,r,r];v.set(n,y*m*r)}const T=new Mn;T.setAttribute("position",new hn(x,g)),T.setAttribute("uv",new hn(b,f)),T.setAttribute("faceIndex",new hn(v,y)),t.push(T),r.push(new Wn(T,null)),n>4&&n--}return{lodPlanes:t,sizeLods:s,sigmas:i,lodMeshes:r}}(i)),this._blurMaterial=function(e,t,s){const i=gb(new Array(T_).fill(0)),r=df(new Ei(0,1,0)),n=df(0),o=lm(T_),a=df(0),h=df(1),u=ux(null),l=df(0),c=lm(1/t),d=lm(1/s),p=lm(e),m={n:o,latitudinal:a,weights:i,poleAxis:r,outputDirection:P_,dTheta:n,samples:h,envMap:u,mipInt:l,CUBEUV_TEXEL_WIDTH:c,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:p},g=O_();return g.uniforms=m,g.fragmentNode=b_({...m,latitudinal:a.equal(1)}),g}(i,e,t)}return i}_compileMaterial(e){const t=this._lodMeshes[0];t.material=e,this._renderer.compile(t,__)}_sceneToCubeUV(e,t,s,i){const r=w_;r.near=t,r.far=s;const n=[-1,1,-1,-1,-1,-1],o=[1,1,1,-1,-1,-1],a=this._renderer,h=a.autoClear;a.getClearColor(S_),a.autoClear=!1;let u=this._backgroundBox;if(null===u){const e=new Kr({name:"PMREM.Background",side:d,depthWrite:!1,depthTest:!1});u=new Wn(new jn,e)}let l=!1;const c=e.background;c?c.isColor&&(u.material.color.copy(c),e.background=null,l=!0):(u.material.color.copy(S_),l=!0),a.setRenderTarget(i),a.clear(),l&&a.render(u,r);for(let t=0;t<6;t++){const s=t%3;0===s?(r.up.set(0,n[t],0),r.lookAt(o[t],0,0)):1===s?(r.up.set(0,0,n[t]),r.lookAt(0,o[t],0)):(r.up.set(0,n[t],0),r.lookAt(0,0,o[t]));const h=this._cubeSize;U_(i,s*h,t>2?h:0,h,h),a.render(e,r)}a.autoClear=h,e.background=c}_textureToCubeUV(e,t){const s=this._renderer,i=e.mapping===he||e.mapping===ue;i?null===this._cubemapMaterial&&(this._cubemapMaterial=L_(e)):null===this._equirectMaterial&&(this._equirectMaterial=V_(e));const r=i?this._cubemapMaterial:this._equirectMaterial;r.fragmentNode.value=e;const n=this._lodMeshes[0];n.material=r;const o=this._cubeSize;U_(t,0,0,3*o,2*o),s.setRenderTarget(t),s.render(n,__)}_applyPMREM(e){const t=this._renderer,s=t.autoClear;t.autoClear=!1;const i=this._lodPlanes.length;for(let t=1;tT_&&console.warn(`sigmaRadians, ${r}, is too large and will clip, as it requested ${m} samples when the maximum is set to 20`);const g=[];let f=0;for(let e=0;ey-4?i-y+4:0),4*(this._cubeSize-x),3*x,2*x),a.setRenderTarget(t),a.render(u,__)}}function z_(e,t,s){const i=new wi(e,t,s);return i.texture.mapping=306,i.texture.name="PMREM.cubeUv",i.texture.isPMREMTexture=!0,i.scissorTest=!0,i}function U_(e,t,s,i,r){const n=e.height-r-s;e.viewport.set(t,n,i,r),e.scissor.set(t,n,i,r)}function O_(){const e=new RT;return e.depthTest=!1,e.depthWrite=!1,e.blending=m,e}function L_(e){const t=O_();return t.fragmentNode=lb(e,P_),t}function V_(e){const t=O_();return t.fragmentNode=ux(e,QT(P_),0),t}let D_=0;class k_{constructor(e="",t=[],s=0,i=[]){this.name=e,this.bindings=t,this.index=s,this.bindingsReference=i,this.id=D_++}}const G_=new WeakMap,W_=new Map([[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),H_=new Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),j_=e=>(e=Number(e))+(e%1?"":".0");class q_{constructor(e,t,s){this.object=e,this.material=e&&e.material||null,this.geometry=e&&e.geometry||null,this.renderer=t,this.parser=s,this.scene=null,this.camera=null,this.nodes=[],this.updateNodes=[],this.updateBeforeNodes=[],this.updateAfterNodes=[],this.hashNodes={},this.lightsNode=null,this.environmentNode=null,this.fogNode=null,this.clippingContext=null,this.vertexShader=null,this.fragmentShader=null,this.computeShader=null,this.flowNodes={vertex:[],fragment:[],compute:[]},this.flowCode={vertex:"",fragment:"",compute:""},this.uniforms={vertex:[],fragment:[],compute:[],index:0},this.structs={vertex:[],fragment:[],compute:[],index:0},this.bindings={vertex:{},fragment:{},compute:{}},this.bindingsIndexes={},this.bindGroups=null,this.attributes=[],this.bufferAttributes=[],this.varyings=[],this.codes={},this.vars={},this.flow={code:""},this.chaining=[],this.stack=JT(),this.stacks=[],this.tab="\t",this.instanceBindGroups=!0,this.currentFunctionNode=null,this.context={material:this.material},this.cache=new gg,this.globalCache=this.cache,this.flowsData=new WeakMap,this.shaderStage=null,this.buildStage=null,this.useComparisonMethod=!1}getBindGroupsCache(){let e=G_.get(this.renderer);return void 0===e&&(e=new Sd,G_.set(this.renderer,e)),e}createRenderTarget(e,t,s){return new wi(e,t,s)}createCubeRenderTarget(e,t){return new KT(e,t)}createPMREMGenerator(){return new F_(this.renderer)}includes(e){return this.nodes.includes(e)}_getBindGroup(e,t){const s=this.getBindGroupsCache(),i=[];let r,n=!0;for(const e of t)i.push(e),n=n&&!0!==e.groupNode.shared;return n?(r=s.get(i),void 0===r&&(r=new k_(e,i,this.bindingsIndexes[e].group,i),s.set(i,r))):r=new k_(e,i,this.bindingsIndexes[e].group,i),r}getBindGroupArray(e,t){const s=this.bindings[t];let i=s[e];return void 0===i&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),s[e]=i=[]),i}getBindings(){let e=this.bindGroups;if(null===e){const t={},s=this.bindings;for(const e of Kd)for(const i in s[e]){const r=s[e][i];(t[i]||(t[i]=[])).push(...r)}e=[];for(const s in t){const i=t[s],r=this._getBindGroup(s,i);e.push(r)}this.bindGroups=e}return e}setHashNode(e,t){this.hashNodes[t]=e}addNode(e){!1===this.nodes.includes(e)&&(this.nodes.push(e),this.setHashNode(e,e.getHash(this)))}buildUpdateNodes(){for(const e of this.nodes){const t=e.getUpdateType(),s=e.getUpdateBeforeType(),i=e.getUpdateAfterType();t!==Yd.NONE&&this.updateNodes.push(e.getSelf()),s!==Yd.NONE&&this.updateBeforeNodes.push(e),i!==Yd.NONE&&this.updateAfterNodes.push(e)}}get currentNode(){return this.chaining[this.chaining.length-1]}isFilteredTexture(e){return e.magFilter===Te||e.magFilter===_e||e.magFilter===be||e.magFilter===Se||e.minFilter===Te||e.minFilter===_e||e.minFilter===be||e.minFilter===Se}addChain(e){this.chaining.push(e)}removeChain(e){if(this.chaining.pop()!==e)throw new Error("NodeBuilder: Invalid node chaining!")}getMethod(e){return e}getNodeFromHash(e){return this.hashNodes[e]}addFlow(e,t){return this.flowNodes[e].push(t),t}setContext(e){this.context=e}getContext(){return this.context}getSharedContext(){return this.context,this.context}setCache(e){this.cache=e}getCache(){return this.cache}getCacheFromNode(e,t=!0){const s=this.getDataFromNode(e);return void 0===s.cache&&(s.cache=new gg(t?this.getCache():null)),s.cache}isAvailable(){return!1}getVertexIndex(){console.warn("Abstract function.")}getInstanceIndex(){console.warn("Abstract function.")}getDrawIndex(){console.warn("Abstract function.")}getFrontFacing(){console.warn("Abstract function.")}getFragCoord(){console.warn("Abstract function.")}isFlipY(){return!1}generateTexture(){console.warn("Abstract function.")}generateTextureLod(){console.warn("Abstract function.")}generateConst(e,t=null){if(null===t&&("float"===e||"int"===e||"uint"===e?t=0:"bool"===e?t=!1:"color"===e?t=new Yr:"vec2"===e?t=new Ks:"vec3"===e?t=new Ei:"vec4"===e&&(t=new _i)),"float"===e)return j_(t);if("int"===e)return`${Math.round(t)}`;if("uint"===e)return t>=0?`${Math.round(t)}u`:"0u";if("bool"===e)return t?"true":"false";if("color"===e)return`${this.getType("vec3")}( ${j_(t.r)}, ${j_(t.g)}, ${j_(t.b)} )`;const s=this.getTypeLength(e),i=this.getComponentType(e),r=e=>this.generateConst(i,e);if(2===s)return`${this.getType(e)}( ${r(t.x)}, ${r(t.y)} )`;if(3===s)return`${this.getType(e)}( ${r(t.x)}, ${r(t.y)}, ${r(t.z)} )`;if(4===s)return`${this.getType(e)}( ${r(t.x)}, ${r(t.y)}, ${r(t.z)}, ${r(t.w)} )`;if(s>4&&t&&(t.isMatrix3||t.isMatrix4))return`${this.getType(e)}( ${t.elements.map(r).join(", ")} )`;if(s>4)return`${this.getType(e)}()`;throw new Error(`NodeBuilder: Type '${e}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const s=this.attributes;for(const t of s)if(t.name===e)return t;const i=new ug(e,t);return s.push(i),i}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsColorSpaceToLinear(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===Ee)return"int";if(t===Be)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;const s=W_.get(e);return("float"===t?"":t[0])+s}getTypeFromArray(e){return H_.get(e.constructor)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const s=t.array,i=e.itemSize,r=e.normalized;let n;return e instanceof fn||!0===r||(n=this.getTypeFromArray(s)),this.getTypeFromLength(i,n)}getTypeLength(e){const t=this.getVectorType(e),s=/vec([2-4])/.exec(t);return null!==s?Number(s[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}addStack(){return this.stack=JT(this.stack),this.stacks.push(om()||this.stack),nm(this.stack),this.stack}removeStack(){const e=this.stack;return this.stack=e.parent,nm(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,s=null){let i=(s=null===s?e.isGlobal(this)?this.globalCache:this.cache:s).getData(e);return void 0===i&&(i={},s.setData(e,i)),void 0===i[t]&&(i[t]={}),i[t]}getNodeProperties(e,t="any"){const s=this.getDataFromNode(e,t);return s.properties||(s.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const s=this.getDataFromNode(e);let i=s.bufferAttribute;if(void 0===i){const r=this.uniforms.index++;i=new ug("nodeAttribute"+r,t,e),this.bufferAttributes.push(i),s.bufferAttribute=i}return i}getStructTypeFromNode(e,t=this.shaderStage){const s=this.getDataFromNode(e,t);if(void 0===s.structType){const i=this.structs.index++;e.name=`StructType${i}`,this.structs[t].push(e),s.structType=e}return e}getUniformFromNode(e,t,s=this.shaderStage,i=null){const r=this.getDataFromNode(e,s,this.globalCache);let n=r.uniform;if(void 0===n){const o=this.uniforms.index++;n=new lg(i||"nodeUniform"+o,t,e),this.uniforms[s].push(n),r.uniform=n}return n}getVarFromNode(e,t=null,s=e.getNodeType(this),i=this.shaderStage){const r=this.getDataFromNode(e,i);let n=r.variable;if(void 0===n){const e=this.vars[i]||(this.vars[i]=[]);null===t&&(t="nodeVar"+e.length),n=new cg(t,s),e.push(n),r.variable=n}return n}getVaryingFromNode(e,t=null,s=e.getNodeType(this)){const i=this.getDataFromNode(e,"any");let r=i.varying;if(void 0===r){const e=this.varyings,n=e.length;null===t&&(t="nodeVarying"+n),r=new dg(t,s),e.push(r),i.varying=r}return r}getCodeFromNode(e,t,s=this.shaderStage){const i=this.getDataFromNode(e);let r=i.code;if(void 0===r){const e=this.codes[s]||(this.codes[s]=[]),n=e.length;r=new pg("nodeCode"+n,t),e.push(r),i.code=r}return r}addLineFlowCode(e){return""===e||(e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),s=this.flowChildNode(e,t);return this.flowsData.set(e,s),s}buildFunctionNode(e){const t=new ef,s=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=s,t}flowShaderNode(e){const t=e.layout;let s;if(e.isArrayInput){s=[];for(const e of t.inputs)s.push(new $g(e.type,e.name))}else{s={};for(const e of t.inputs)s[e.name]=new $g(e.type,e.name)}e.layout=null;const i=e.call(s),r=this.flowStagesNode(i,t.type);return e.layout=t,r}flowStagesNode(e,t=null){const s=this.flow,i=this.vars,r=this.cache,n=this.buildStage,o=this.stack,a={code:""};this.flow=a,this.vars={},this.cache=new gg,this.stack=JT();for(const s of Qd)this.setBuildStage(s),a.result=e.build(this,t);return a.vars=this.getVars(this.shaderStage),this.flow=s,this.vars=i,this.cache=r,this.stack=o,this.setBuildStage(n),a}getFunctionOperator(){return null}flowChildNode(e,t=null){const s=this.flow,i={code:""};return this.flow=i,i.result=e.build(this,t),this.flow=s,i}flowNodeFromShaderStage(e,t,s=null,i=null){const r=this.shaderStage;this.setShaderStage(e);const n=this.flowChildNode(t,s);return null!==i&&(n.code+=`${this.tab+i} = ${n.result};\n`),this.flowCode[e]=this.flowCode[e]+n.code,this.setShaderStage(r),n}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){console.warn("Abstract function.")}getVaryings(){console.warn("Abstract function.")}getVar(e,t){return`${this.getType(e)} ${t}`}getVars(e){let t="";const s=this.vars[e];if(void 0!==s)for(const e of s)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){console.warn("Abstract function.")}getCodes(e){const t=this.codes[e];let s="";if(void 0!==t)for(const e of t)s+=e.code+"\n";return s}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){console.warn("Abstract function.")}build(){const{object:e,material:t}=this;null!==t?RT.fromMaterial(t).build(this):this.addFlow("compute",e);for(const e of Qd){this.setBuildStage(e),this.context.vertex&&this.context.vertex.isNode&&this.flowNodeFromShaderStage("vertex",this.context.vertex);for(const t of Kd){this.setShaderStage(t);const s=this.flowNodes[t];for(const t of s)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getNodeUniform(e,t){if("float"===t||"int"===t||"uint"===t)return new VT(e);if("vec2"===t||"ivec2"===t||"uvec2"===t)return new DT(e);if("vec3"===t||"ivec3"===t||"uvec3"===t)return new kT(e);if("vec4"===t||"ivec4"===t||"uvec4"===t)return new GT(e);if("color"===t)return new WT(e);if("mat3"===t)return new HT(e);if("mat4"===t)return new jT(e);throw new Error(`Uniform "${t}" not declared.`)}createNodeMaterial(e="NodeMaterial"){return ET(e)}format(e,t,s){if((t=this.getVectorType(t))===(s=this.getVectorType(s))||null===s||this.isReference(s))return e;const i=this.getTypeLength(t),r=this.getTypeLength(s);return 16===i&&9===r?`${this.getType(s)}(${e}[0].xyz, ${e}[1].xyz, ${e}[2].xyz)`:9===i&&4===r?`${this.getType(s)}(${e}[0].xy, ${e}[1].xy)`:i>4||r>4||0===r?e:i===r?`${this.getType(s)}( ${e} )`:i>r?this.format(`${e}.${"xyz".slice(0,r)}`,this.getTypeFromLength(r,this.getComponentType(t)),s):4===r&&i>1?`${this.getType(s)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===i?`${this.getType(s)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===i&&r>1&&t!==this.getComponentType(s)&&(e=`${this.getType(this.getComponentType(s))}( ${e} )`),`${this.getType(s)}( ${e} )`)}getSignature(){return`// Three.js r${e} - Node System\n`}}class $_{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.startTime=null,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let s=e.get(t);return void 0===s&&(s={renderMap:new WeakMap,frameMap:new WeakMap},e.set(t,s)),s}updateBeforeNode(e){const t=e.getUpdateBeforeType(),s=e.updateReference(this);if(t===Yd.FRAME){const{frameMap:t}=this._getMaps(this.updateBeforeMap,s);t.get(s)!==this.frameId&&!1!==e.updateBefore(this)&&t.set(s,this.frameId)}else if(t===Yd.RENDER){const{renderMap:t}=this._getMaps(this.updateBeforeMap,s);t.get(s)!==this.renderId&&!1!==e.updateBefore(this)&&t.set(s,this.renderId)}else t===Yd.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),s=e.updateReference(this);if(t===Yd.FRAME){const{frameMap:t}=this._getMaps(this.updateAfterMap,s);t.get(s)!==this.frameId&&!1!==e.updateAfter(this)&&t.set(s,this.frameId)}else if(t===Yd.RENDER){const{renderMap:t}=this._getMaps(this.updateAfterMap,s);t.get(s)!==this.renderId&&!1!==e.updateAfter(this)&&t.set(s,this.renderId)}else t===Yd.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),s=e.updateReference(this);if(t===Yd.FRAME){const{frameMap:t}=this._getMaps(this.updateMap,s);t.get(s)!==this.frameId&&!1!==e.update(this)&&t.set(s,this.frameId)}else if(t===Yd.RENDER){const{renderMap:t}=this._getMaps(this.updateMap,s);t.get(s)!==this.renderId&&!1!==e.update(this)&&t.set(s,this.renderId)}else t===Yd.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class X_{constructor(e,t,s=null,i="",r=!1){this.type=e,this.name=t,this.count=s,this.qualifier=i,this.isConst=r}}X_.isNodeFunctionInput=!0;class Y_ extends lp{constructor(e){super(),this.types=e,this.isStructTypeNode=!0}getMemberTypes(){return this.types}}cp("StructTypeNode",Y_);class J_ extends lp{constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}setup(e){super.setup(e);const t=this.members,s=[];for(let i=0;iFy(bf(4,e.mul(xf(1,e))),t),rw=(e,t)=>e.lessThan(.5)?iw(e.mul(2),t).div(2):xf(1,iw(bf(xf(1,e),2),t).div(2)),nw=(e,t,s)=>Fy(vf(Fy(e,t),yf(Fy(e,t),Fy(xf(1,e),s))),1/t),ow=(e,t)=>ny(Gf.mul(t.mul(e).sub(1))).div(Gf.mul(t.mul(e).sub(1)));Mp("parabola",iw),Mp("gain",rw),Mp("pcurve",nw),Mp("sinc",ow);const aw=im((([e])=>e.fract().sub(.5).abs())),hw=im((([e])=>xm(aw(e.z.add(aw(e.y.mul(1)))),aw(e.z.add(aw(e.x.mul(1)))),aw(e.y.add(aw(e.x.mul(1))))))),uw=im((([e,t,s])=>{const i=xm(e).toVar(),r=lm(1.4).toVar(),n=lm(0).toVar(),o=xm(i).toVar();return Ev({start:lm(0),end:lm(3),type:"float",condition:"<="},(()=>{const e=xm(hw(o.mul(2))).toVar();i.addAssign(e.add(s.mul(lm(.1).mul(t)))),o.mulAssign(1.8),r.mulAssign(1.5),i.mulAssign(1.2);const a=lm(aw(i.z.add(aw(i.x.add(aw(i.y)))))).toVar();n.addAssign(a.div(r)),o.addAssign(.14)})),n}));let lw;aw.setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),hw.setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),uw.setLayout({name:"triNoise3D",type:"float",inputs:[{name:"p",type:"vec3"},{name:"spd",type:"float"},{name:"time",type:"float"}]});class cw extends qT{constructor(e){lw=lw||nx("discard"),super(e,lw)}}const dw=tm(cw),pw=e=>dw(e).append(),mw=()=>nx("return").append();Mp("discard",pw),cp("DiscardNode",cw);class gw extends lp{constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFnCall=null,this.global=!0}getNodeType(){return this.functionNodes[0].shaderNode.layout.type}setup(e){const t=this.parametersNodes;let s=this._candidateFnCall;if(null===s){let i=null,r=-1;for(const s of this.functionNodes){const n=s.shaderNode.layout;if(null===n)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const o=n.inputs;if(t.length===o.length){let n=0;for(let s=0;sr&&(i=s,r=n)}}this._candidateFnCall=s=i(...t)}return s}}const fw=tm(gw),yw=e=>(...t)=>fw(e,...t);cp("FunctionOverloadingNode",gw);class xw extends pp{constructor(){super("vec2")}setup(){const e=xm(jx.z,0,jx.x.negate()).normalize(),t=jx.cross(e);return mm(e.dot(tb),t.dot(tb)).mul(.495).add(.5)}}const bw=sm(xw);cp("MatcapUVNode",xw);class vw extends cf{constructor(e=vw.LOCAL,t=1,s=0){super(s),this.scope=e,this.scale=t,this.updateType=Yd.FRAME}update(e){const t=this.scope,s=this.scale;t===vw.LOCAL?this.value+=e.deltaTime*s:t===vw.DELTA?this.value=e.deltaTime*s:t===vw.FRAME?this.value=e.frameId:this.value=e.time*s}serialize(e){super.serialize(e),e.scope=this.scope,e.scale=this.scale}deserialize(e){super.deserialize(e),this.scope=e.scope,this.scale=e.scale}}vw.LOCAL="local",vw.GLOBAL="global",vw.DELTA="delta",vw.FRAME="frame";const Tw=(e,t=0)=>Qp(new vw(vw.LOCAL,e,t)),_w=(e,t=0)=>Qp(new vw(vw.GLOBAL,e,t)),ww=(e,t=0)=>Qp(new vw(vw.DELTA,e,t)),Sw=sm(vw,vw.FRAME).toUint();cp("TimerNode",vw);class Mw extends lp{constructor(e=Mw.SINE,t=Tw()){super(),this.method=e,this.timeNode=t}getNodeType(e){return this.timeNode.getNodeType(e)}setup(){const e=this.method,t=Qp(this.timeNode);let s=null;return e===Mw.SINE?s=t.add(.75).mul(2*Math.PI).sin().mul(.5).add(.5):e===Mw.SQUARE?s=t.fract().round():e===Mw.TRIANGLE?s=t.add(.5).fract().mul(2).sub(1).abs():e===Mw.SAWTOOTH&&(s=t.fract()),s}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}Mw.SINE="sine",Mw.SQUARE="square",Mw.TRIANGLE="triangle",Mw.SAWTOOTH="sawtooth";const Aw=tm(Mw,Mw.SINE),Nw=tm(Mw,Mw.SQUARE),Rw=tm(Mw,Mw.TRIANGLE),Cw=tm(Mw,Mw.SAWTOOTH);cp("OscNode",Mw);class Ew extends pp{constructor(e,t){super(),this.scope=e,this.node=t}getNodeType(e){return this.node.getNodeType(e)}setup(){const{scope:e,node:t}=this;let s=null;return e===Ew.DIRECTION_TO_COLOR?s=t.mul(.5).add(.5):e===Ew.COLOR_TO_DIRECTION&&(s=t.mul(2).sub(1)),s}}Ew.DIRECTION_TO_COLOR="directionToColor",Ew.COLOR_TO_DIRECTION="colorToDirection";const Bw=tm(Ew,Ew.DIRECTION_TO_COLOR),Iw=tm(Ew,Ew.COLOR_TO_DIRECTION);Mp("directionToColor",Bw),Mp("colorToDirection",Iw),cp("PackingNode",Ew);class Pw extends lp{constructor(e,t,s,i=lm(0),r=lm(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=s,this.outLowNode=i,this.outHighNode=r,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:s,outLowNode:i,outHighNode:r,doClamp:n}=this;let o=e.sub(t).div(s.sub(t));return!0===n&&(o=o.clamp()),o.mul(r.sub(i)).add(i)}}const Fw=tm(Pw,null,null,{doClamp:!1}),zw=tm(Pw);Mp("remap",Fw),Mp("remapClamp",zw),cp("RemapNode",Pw);const Uw=im((([e,t,s=mm(.5)])=>e.sub(s).rotate(t).add(s))),Ow=im((([e,t,s=mm(.5)])=>{const i=e.sub(s),r=i.dot(i),n=r.mul(r).mul(t);return e.add(i.mul(n))}));Mp("rotateUV",Uw),Mp("spherizeUV",Ow);const Lw=im((({position:e=null,horizontal:t=!0,vertical:s=!1})=>{let i;null!==e?(i=Fx.toVar(),i[3][0]=e.x,i[3][1]=e.y,i[3][2]=e.z):i=Fx;const r=xx.mul(i);return Yp(t)&&(r[0][0]=Fx[0].length(),r[0][1]=0,r[0][2]=0),Yp(s)&&(r[1][0]=0,r[1][1]=Fx[1].length(),r[1][2]=0),r[2][0]=0,r[2][1]=0,r[2][2]=1,fx.mul(r).mul(Dx)})),Vw=im((([e=null])=>{const t=ST();return ST(fT(e)).sub(t).lessThan(0).select(oT,e)}));class Dw extends pp{constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:s}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),i=t.sin();return Am(e,i,i.negate(),e).mul(s)}{const e=t,i=Fm(_m(1,0,0,0),_m(0,oy(e.x),ny(e.x).negate(),0),_m(0,ny(e.x),oy(e.x),0),_m(0,0,0,1)),r=Fm(_m(oy(e.y),0,ny(e.y),0),_m(0,1,0,0),_m(ny(e.y).negate(),0,oy(e.y),0),_m(0,0,0,1)),n=Fm(_m(oy(e.z),ny(e.z).negate(),0,0),_m(ny(e.z),oy(e.z),0,0),_m(0,0,1,0),_m(0,0,0,1));return i.mul(r).mul(n).mul(_m(s,1)).xyz}}}const kw=tm(Dw);Mp("rotate",kw),cp("RotateNode",Dw);class Gw extends lp{constructor(e,t=pf(),s=lm(0)){super("vec2"),this.countNode=e,this.uvNode=t,this.frameNode=s}setup(){const{frameNode:e,uvNode:t,countNode:s}=this,{width:i,height:r}=s,n=e.mod(i.mul(r)).floor(),o=n.mod(i),a=r.sub(n.add(1).div(i).ceil()),h=s.reciprocal(),u=mm(o,a);return t.add(u).mul(h)}}const Ww=tm(Gw);cp("SpriteSheetUVNode",Gw);class Hw extends mp{constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}setup(e){return!1===e.isAvailable("storageBuffer")&&(this.node.instanceIndex||!0!==this.node.bufferObject||e.setupPBO(this.node)),super.setup(e)}generate(e,t){let s;const i=e.context.assign;if(!1===e.isAvailable("storageBuffer")){const{node:t}=this;s=t.instanceIndex||!0!==this.node.bufferObject||!0===i?t.build(e):e.generatePBO(this)}else s=super.generate(e);if(!0!==i){const i=this.getNodeType(e);s=e.format(s,i,t)}return s}}const jw=tm(Hw);Mp("storageElement",jw),cp("StorageArrayElementNode",Hw);class qw extends lp{constructor(e,t=null,s=null,i=lm(1),r=Dx,n=Jx){super("vec4"),this.textureXNode=e,this.textureYNode=t,this.textureZNode=s,this.scaleNode=i,this.positionNode=r,this.normalNode=n}setup(){const{textureXNode:e,textureYNode:t,textureZNode:s,scaleNode:i,positionNode:r,normalNode:n}=this;let o=n.abs().normalize();o=o.div(o.dot(xm(1)));const a=r.yz.mul(i),h=r.zx.mul(i),u=r.xy.mul(i),l=e.value,c=null!==t?t.value:l,d=null!==s?s.value:l,p=ux(l,a).mul(o.x),m=ux(c,h).mul(o.y),g=ux(d,u).mul(o.z);return yf(p,m,g)}}const $w=tm(qw),Xw=(...e)=>$w(...e);Mp("triplanarTexture",Xw),cp("TriplanarTexturesNode",qw);const Yw=new sa,Jw=new Ei,Zw=new Ei,Qw=new Ei,Kw=new or,eS=new Ei(0,0,-1),tS=new _i,sS=new Ei,iS=new Ei,rS=new _i,nS=new Ks,oS=new wi,aS=mm(oT.x.oneMinus(),oT.y);let hS=!1;class uS extends hx{constructor(e={}){super(oS.texture,aS);const{target:t=new Pr,resolution:s=1,generateMipmaps:i=!1,bounces:r=!0}=e;this.target=t,this.resolution=s,this.generateMipmaps=i,this.bounces=r,this.updateBeforeType=r?Yd.RENDER:Yd.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new WeakMap}_updateResolution(e,t){const s=this.resolution;t.getDrawingBufferSize(nS),e.setSize(Math.round(nS.width*s),Math.round(nS.height*s))}setup(e){return this._updateResolution(oS,e.renderer),super.setup(e)}getTextureNode(){return this.textureNode}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new wi(0,0,{type:Pe}),!0===this.generateMipmaps&&(t.texture.minFilter=1008,t.texture.generateMipmaps=!0),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&hS)return!1;hS=!0;const{scene:t,camera:s,renderer:i,material:r}=e,{target:n}=this,o=this.getVirtualCamera(s),a=this.getRenderTarget(o);if(i.getDrawingBufferSize(nS),this._updateResolution(a,i),Zw.setFromMatrixPosition(n.matrixWorld),Qw.setFromMatrixPosition(s.matrixWorld),Kw.extractRotation(n.matrixWorld),Jw.set(0,0,1),Jw.applyMatrix4(Kw),sS.subVectors(Zw,Qw),sS.dot(Jw)>0)return;sS.reflect(Jw).negate(),sS.add(Zw),Kw.extractRotation(s.matrixWorld),eS.set(0,0,-1),eS.applyMatrix4(Kw),eS.add(Qw),iS.subVectors(Zw,eS),iS.reflect(Jw).negate(),iS.add(Zw),o.coordinateSystem=s.coordinateSystem,o.position.copy(sS),o.up.set(0,1,0),o.up.applyMatrix4(Kw),o.up.reflect(Jw),o.lookAt(iS),o.near=s.near,o.far=s.far,o.updateMatrixWorld(),o.projectionMatrix.copy(s.projectionMatrix),Yw.setFromNormalAndCoplanarPoint(Jw,Zw),Yw.applyMatrix4(o.matrixWorldInverse),tS.set(Yw.normal.x,Yw.normal.y,Yw.normal.z,Yw.constant);const h=o.projectionMatrix;rS.x=(Math.sign(tS.x)+h.elements[8])/h.elements[0],rS.y=(Math.sign(tS.y)+h.elements[9])/h.elements[5],rS.z=-1,rS.w=(1+h.elements[10])/h.elements[14],tS.multiplyScalar(1/tS.dot(rS));h.elements[2]=tS.x,h.elements[6]=tS.y,h.elements[10]=tS.z-0,h.elements[14]=tS.w,this.value=a.texture,r.visible=!1;const u=i.getRenderTarget(),l=i.getMRT();i.setMRT(null),i.setRenderTarget(a),i.render(t,o),i.setMRT(l),i.setRenderTarget(u),r.visible=!0,hS=!1}}const lS=e=>Qp(new uS(e)),cS=new Rl(-1,1,1,-1,0,1);class dS extends Mn{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new yn([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new yn(t,2))}}const pS=new dS;class mS extends Wn{constructor(e=null){super(pS,e),this.camera=cS,this.isQuadMesh=!0}renderAsync(e){return e.renderAsync(this,cS)}render(e){e.render(this,cS)}}const gS=new Ks;class fS extends hx{constructor(e,t=null,s=null,i={type:Pe}){const r=new wi(t,s,i);super(r.texture,pf()),this.node=e,this.width=t,this.height=s,this.renderTarget=r,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this.updateMap=new WeakMap,this._rttNode=null,this._quadMesh=new mS(new RT),this.updateBeforeType=Yd.RENDER}get autoSize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const s=e*this.pixelRatio,i=t*this.pixelRatio;this.renderTarget.setSize(s,i),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoSize){this.pixelRatio=e.getPixelRatio();const t=e.getSize(gS);this.setSize(t.width,t.height)}this._quadMesh.material.fragmentNode=this._rttNode;const t=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(t)}clone(){const e=new hx(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const yS=(e,...t)=>Qp(new fS(Qp(e),...t));Mp("toTexture",((e,...t)=>e.isTextureNode?e:yS(e,...t))),cp("RTTNode",fS);const xS=e=>e.mul(yv.w).xyz,bS=qm(xS(Yx.cross(yv)),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),vS=qm(xS(Jx.cross(xv)),"v_bitangentLocal").normalize().toVar("bitangentLocal"),TS=qm(xS(Kx.cross(bv)),"v_bitangentView").normalize().toVar("bitangentView"),_S=qm(xS(eb.cross(vv)),"v_bitangentWorld").normalize().toVar("bitangentWorld"),wS=xS(tb.cross(Tv)).normalize().toVar("transformedBitangentView"),SS=wS.transformDirection(xx).normalize().toVar("transformedBitangentWorld"),MS=Em(bv,TS,Kx),AS=jx.mul(MS),NS=(e,t)=>e.sub(AS.mul(t)),RS=(()=>{let e=Pg.cross(jx);return e=e.cross(Pg).normalize(),e=ky(e,tb,Bg.mul(Tg.oneMinus()).oneMinus().pow2().pow2()).normalize(),e})();class CS extends $m{constructor(e=0){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let s;return s=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new _i(1,1,1,1)),s}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const ES=(...e)=>Qp(new CS(...e));cp("VertexColorNode",CS);class BS extends yb{constructor(e,t,s=null){super(e,t,s),this.renderer=s}updateReference(e){return this.reference=null!==this.renderer?this.renderer:e.renderer,this.reference}}const IS=(e,t,s)=>Qp(new BS(e,t,s));cp("RendererReferenceNode",BS);const PS=1/6,FS=e=>bf(PS,bf(e,bf(e,e.negate().add(3)).sub(3)).add(1)),zS=e=>bf(PS,bf(e,bf(e,bf(3,e).sub(6))).add(4)),US=e=>bf(PS,bf(e,bf(e,bf(-3,e).add(3)).add(3)).add(1)),OS=e=>bf(PS,Fy(e,3)),LS=e=>FS(e).add(zS(e)),VS=e=>US(e).add(OS(e)),DS=e=>yf(-1,zS(e).div(FS(e).add(zS(e)))),kS=e=>yf(1,OS(e).div(US(e).add(OS(e)))),GS=(e,t,s)=>{const i=e.uvNode,r=bf(i,t.zw).add(.5),n=ty(r),o=ry(r),a=LS(o.x),h=VS(o.x),u=DS(o.x),l=kS(o.x),c=DS(o.y),d=kS(o.y),p=mm(n.x.add(u),n.y.add(c)).sub(.5).mul(t.xy),m=mm(n.x.add(l),n.y.add(c)).sub(.5).mul(t.xy),g=mm(n.x.add(u),n.y.add(d)).sub(.5).mul(t.xy),f=mm(n.x.add(l),n.y.add(d)).sub(.5).mul(t.xy),y=LS(o.y).mul(yf(a.mul(e.uv(p).level(s)),h.mul(e.uv(m).level(s)))),x=VS(o.y).mul(yf(a.mul(e.uv(g).level(s)),h.mul(e.uv(f).level(s))));return y.add(x)};class WS extends pp{constructor(e,t=lm(3)){super("vec4"),this.textureNode=e,this.blurNode=t}setup(){return((e,t)=>{const s=mm(e.size(cm(t))),i=mm(e.size(cm(t.add(1)))),r=vf(1,s),n=vf(1,i),o=GS(e,_m(r,s),ty(t)),a=GS(e,_m(n,i),sy(t));return ry(t).mix(o,a)})(this.textureNode,this.blurNode)}}const HS=tm(WS);Mp("bicubic",HS),cp("TextureBicubicNode",WS);class jS extends lp{constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const qS=sm(jS);cp("PointUVNode",jS);class $S extends lp{constructor(e=$S.BACKGROUND_BLURRINESS,t=null){super(),this.scope=e,this.scene=t}setup(e){const t=this.scope,s=null!==this.scene?this.scene:e.scene;let i;return t===$S.BACKGROUND_BLURRINESS?i=xb("backgroundBlurriness","float",s):t===$S.BACKGROUND_INTENSITY?i=xb("backgroundIntensity","float",s):console.error("THREE.SceneNode: Unknown scope:",t),i}}$S.BACKGROUND_BLURRINESS="backgroundBlurriness",$S.BACKGROUND_INTENSITY="backgroundIntensity";const XS=sm($S,$S.BACKGROUND_BLURRINESS),YS=sm($S,$S.BACKGROUND_INTENSITY);cp("SceneNode",$S);const JS="point-list",ZS="line-list",QS="line-strip",KS="triangle-list",eM="triangle-strip",tM="never",sM="less",iM="equal",rM="less-equal",nM="greater",oM="not-equal",aM="greater-equal",hM="always",uM="store",lM="load",cM="clear",dM="ccw",pM="none",mM="front",gM="back",fM="uint16",yM="uint32",xM={R8Unorm:"r8unorm",R8Snorm:"r8snorm",R8Uint:"r8uint",R8Sint:"r8sint",R16Uint:"r16uint",R16Sint:"r16sint",R16Float:"r16float",RG8Unorm:"rg8unorm",RG8Snorm:"rg8snorm",RG8Uint:"rg8uint",RG8Sint:"rg8sint",R32Uint:"r32uint",R32Sint:"r32sint",R32Float:"r32float",RG16Uint:"rg16uint",RG16Sint:"rg16sint",RG16Float:"rg16float",RGBA8Unorm:"rgba8unorm",RGBA8UnormSRGB:"rgba8unorm-srgb",RGBA8Snorm:"rgba8snorm",RGBA8Uint:"rgba8uint",RGBA8Sint:"rgba8sint",BGRA8Unorm:"bgra8unorm",BGRA8UnormSRGB:"bgra8unorm-srgb",RGB9E5UFloat:"rgb9e5ufloat",RGB10A2Unorm:"rgb10a2unorm",RG11B10uFloat:"rgb10a2unorm",RG32Uint:"rg32uint",RG32Sint:"rg32sint",RG32Float:"rg32float",RGBA16Uint:"rgba16uint",RGBA16Sint:"rgba16sint",RGBA16Float:"rgba16float",RGBA32Uint:"rgba32uint",RGBA32Sint:"rgba32sint",RGBA32Float:"rgba32float",Stencil8:"stencil8",Depth16Unorm:"depth16unorm",Depth24Plus:"depth24plus",Depth24PlusStencil8:"depth24plus-stencil8",Depth32Float:"depth32float",Depth32FloatStencil8:"depth32float-stencil8",BC1RGBAUnorm:"bc1-rgba-unorm",BC1RGBAUnormSRGB:"bc1-rgba-unorm-srgb",BC2RGBAUnorm:"bc2-rgba-unorm",BC2RGBAUnormSRGB:"bc2-rgba-unorm-srgb",BC3RGBAUnorm:"bc3-rgba-unorm",BC3RGBAUnormSRGB:"bc3-rgba-unorm-srgb",BC4RUnorm:"bc4-r-unorm",BC4RSnorm:"bc4-r-snorm",BC5RGUnorm:"bc5-rg-unorm",BC5RGSnorm:"bc5-rg-snorm",BC6HRGBUFloat:"bc6h-rgb-ufloat",BC6HRGBFloat:"bc6h-rgb-float",BC7RGBAUnorm:"bc7-rgba-unorm",BC7RGBAUnormSRGB:"bc7-rgba-srgb",ETC2RGB8Unorm:"etc2-rgb8unorm",ETC2RGB8UnormSRGB:"etc2-rgb8unorm-srgb",ETC2RGB8A1Unorm:"etc2-rgb8a1unorm",ETC2RGB8A1UnormSRGB:"etc2-rgb8a1unorm-srgb",ETC2RGBA8Unorm:"etc2-rgba8unorm",ETC2RGBA8UnormSRGB:"etc2-rgba8unorm-srgb",EACR11Unorm:"eac-r11unorm",EACR11Snorm:"eac-r11snorm",EACRG11Unorm:"eac-rg11unorm",EACRG11Snorm:"eac-rg11snorm",ASTC4x4Unorm:"astc-4x4-unorm",ASTC4x4UnormSRGB:"astc-4x4-unorm-srgb",ASTC5x4Unorm:"astc-5x4-unorm",ASTC5x4UnormSRGB:"astc-5x4-unorm-srgb",ASTC5x5Unorm:"astc-5x5-unorm",ASTC5x5UnormSRGB:"astc-5x5-unorm-srgb",ASTC6x5Unorm:"astc-6x5-unorm",ASTC6x5UnormSRGB:"astc-6x5-unorm-srgb",ASTC6x6Unorm:"astc-6x6-unorm",ASTC6x6UnormSRGB:"astc-6x6-unorm-srgb",ASTC8x5Unorm:"astc-8x5-unorm",ASTC8x5UnormSRGB:"astc-8x5-unorm-srgb",ASTC8x6Unorm:"astc-8x6-unorm",ASTC8x6UnormSRGB:"astc-8x6-unorm-srgb",ASTC8x8Unorm:"astc-8x8-unorm",ASTC8x8UnormSRGB:"astc-8x8-unorm-srgb",ASTC10x5Unorm:"astc-10x5-unorm",ASTC10x5UnormSRGB:"astc-10x5-unorm-srgb",ASTC10x6Unorm:"astc-10x6-unorm",ASTC10x6UnormSRGB:"astc-10x6-unorm-srgb",ASTC10x8Unorm:"astc-10x8-unorm",ASTC10x8UnormSRGB:"astc-10x8-unorm-srgb",ASTC10x10Unorm:"astc-10x10-unorm",ASTC10x10UnormSRGB:"astc-10x10-unorm-srgb",ASTC12x10Unorm:"astc-12x10-unorm",ASTC12x10UnormSRGB:"astc-12x10-unorm-srgb",ASTC12x12Unorm:"astc-12x12-unorm",ASTC12x12UnormSRGB:"astc-12x12-unorm-srgb"},bM="clamp-to-edge",vM="repeat",TM="mirror-repeat",_M="linear",wM="nearest",SM="zero",MM="one",AM="src",NM="one-minus-src",RM="src-alpha",CM="one-minus-src-alpha",EM="dst",BM="one-minus-dst",IM="dst-alpha",PM="one-minus-dst-alpha",FM="src-alpha-saturated",zM="constant",UM="one-minus-constant",OM="add",LM="subtract",VM="reverse-subtract",DM="min",kM="max",GM=0,WM=15,HM="keep",jM="zero",qM="replace",$M="invert",XM="increment-clamp",YM="decrement-clamp",JM="increment-wrap",ZM="decrement-wrap",QM="storage",KM="read-only-storage",eA="write-only",tA="read-only",sA="float",iA="unfilterable-float",rA="depth",nA="sint",oA="uint",aA="2d",hA="3d",uA="2d",lA="2d-array",cA="cube",dA="3d",pA="all",mA="vertex",gA="instance",fA={DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups"};class yA extends cb{constructor(e,t,s=0){super(e,t,s),this.isStorageBufferNode=!0,this.access=QM,this.bufferObject=!1,this.bufferCount=s,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return"storageBuffer"}element(e){return jw(this,e)}setBufferObject(e){return this.bufferObject=e,this}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(KM)}generate(e){if(e.isAvailable("storageBuffer"))return super.generate(e);const t=this.getNodeType(e);null===this._attribute&&(this._attribute=cv(this.value),this._varying=qm(this._attribute));const s=this._varying.build(e,t);return e.registerTransform(s,this._attribute),s}}const xA=(e,t,s)=>Qp(new yA(e,t,s)),bA=(e,t,s)=>Qp(new yA(e,t,s).setBufferObject(!0));cp("StorageBufferNode",yA);class vA extends hx{constructor(e,t,s=null){super(e,t),this.storeNode=s,this.isStorageTextureNode=!0,this.access=eA}getInputType(){return"storageTexture"}setup(e){super.setup(e);e.getNodeProperties(this).storeNode=this.storeNode}setAccess(e){return this.access=e,this}generate(e,t){let s;return s=null!==this.storeNode?this.generateStore(e):super.generate(e,t),s}toReadOnly(){return this.setAccess(tA)}toWriteOnly(){return this.setAccess(eA)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:s,storeNode:i}=t,r=super.generate(e,"property"),n=s.build(e,"uvec2"),o=i.build(e,"vec4"),a=e.generateTextureStore(e,r,n,o);e.addLineFlowCode(a)}}const TA=tm(vA),_A=(e,t,s)=>{const i=TA(e,t,s);return null!==s&&i.append(),i};cp("StorageTextureNode",vA);const wA=im((({texture:e,uv:t})=>{const s=1e-4,i=xm().temp();return am(t.x.lessThan(s),(()=>{i.assign(xm(1,0,0))})).ElseIf(t.y.lessThan(s),(()=>{i.assign(xm(0,1,0))})).ElseIf(t.z.lessThan(s),(()=>{i.assign(xm(0,0,1))})).ElseIf(t.x.greaterThan(.9999),(()=>{i.assign(xm(-1,0,0))})).ElseIf(t.y.greaterThan(.9999),(()=>{i.assign(xm(0,-1,0))})).ElseIf(t.z.greaterThan(.9999),(()=>{i.assign(xm(0,0,-1))})).Else((()=>{const s=.01,r=e.uv(t.add(xm(-.01,0,0))).r.sub(e.uv(t.add(xm(s,0,0))).r),n=e.uv(t.add(xm(0,-.01,0))).r.sub(e.uv(t.add(xm(0,s,0))).r),o=e.uv(t.add(xm(0,0,-.01))).r.sub(e.uv(t.add(xm(0,0,s))).r);i.assign(xm(r,n,o))})),i.normalize()}));class SA extends hx{constructor(e,t=null,s=null){super(e,t,s),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return xm(.5,.5,.5)}setUpdateMatrix(){}setupUV(e,t){return t}generateUV(e,t){return t.build(e,"vec3")}normal(e){return wA({texture:this,uv:e})}}const MA=tm(SA);cp("Texture3DNode",SA);class AA extends yb{constructor(e,t,s=null){super(e,t,s),this.userData=s}update(e){this.reference=null!==this.userData?this.userData:e.object.userData,super.update(e)}}const NA=(e,t,s)=>Qp(new AA(e,t,s));cp("UserDataNode",AA);const RA=new WeakMap;class CA extends pp{constructor(){super("vec2"),this.updateType=Yd.OBJECT,this.updateAfterType=Yd.OBJECT,this.previousProjectionMatrix=df(new or),this.previousModelViewMatrix=df(new or)}update({camera:e,object:t}){const s=EA(t),i=EA(e);this.previousModelViewMatrix.value.copy(s),this.previousProjectionMatrix.value.copy(i)}updateAfter({camera:e,object:t}){const s=EA(t),i=EA(e);s.copy(t.modelViewMatrix),i.copy(e.projectionMatrix)}setup(){const e=fx.mul(Ix).mul(Dx),t=this.previousProjectionMatrix.mul(this.previousModelViewMatrix).mul(kx),s=e.xy.div(e.w),i=t.xy.div(t.w);return xf(s,i)}}function EA(e){let t=RA.get(e);return void 0===t&&(t=new or,RA.set(e,t)),t}const BA=sm(CA);cp("VelocityNode",CA);const IA=im((([e,t])=>My(1,e.oneMinus().div(t)).oneMinus())).setLayout({name:"burnBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),PA=im((([e,t])=>My(e.div(t.oneMinus()),1))).setLayout({name:"dodgeBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),FA=im((([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus())).setLayout({name:"screenBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),zA=im((([e,t])=>ky(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),Ry(.5,e)))).setLayout({name:"overlayBlend",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]});Mp("burn",IA),Mp("dodge",PA),Mp("overlay",zA),Mp("screen",FA);const UA=im((({textureNode:e,bumpScale:t})=>{const s=t=>e.cache().context({getUV:e=>t(e.uvNode||pf()),forceUVContext:!0}),i=lm(s((e=>e)));return mm(lm(s((e=>e.add(e.dFdx())))).sub(i),lm(s((e=>e.add(e.dFdy())))).sub(i)).mul(t)})),OA=im((e=>{const{surf_pos:t,surf_norm:s,dHdxy:i}=e,r=t.dFdx().normalize(),n=s,o=t.dFdy().normalize().cross(n),a=n.cross(r),h=r.dot(o).mul(Xx),u=h.sign().mul(i.x.mul(o).add(i.y.mul(a)));return h.abs().mul(s).sub(u).normalize()}));class LA extends pp{constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=UA({textureNode:this.textureNode,bumpScale:e});return OA({surf_pos:Hx,surf_norm:Kx,dHdxy:t})}}const VA=tm(LA);Mp("bumpMap",VA),cp("BumpMapNode",LA);const DA=im((([e,t=lm(1)])=>t.mix(HA(e.rgb),e.rgb))),kA=im((([e,t=lm(1)])=>{const s=yf(e.r,e.g,e.b).div(3),i=e.r.max(e.g.max(e.b)),r=i.sub(s).mul(t).mul(-3);return ky(e.rgb,i,r)})),GA=im((([e,t=lm(1)])=>{const s=xm(.57735,.57735,.57735),i=t.cos();return xm(e.rgb.mul(i).add(s.cross(e.rgb).mul(t.sin()).add(s.mul(Iy(s,e.rgb).mul(i.oneMinus())))))})),WA=new Ei,HA=(e,t=xm(...di.getLuminanceCoefficients(WA)))=>Iy(e,t),jA=(e,t)=>ky(xm(0),e,HA(e).sub(t).max(0));Mp("saturation",DA),Mp("vibrance",kA),Mp("hue",GA),Mp("threshold",jA);const qA=im((e=>{const{eye_pos:t,surf_norm:s,mapN:i,uv:r}=e,n=t.dFdx(),o=t.dFdy(),a=r.dFdx(),h=r.dFdy(),u=s,l=o.cross(u),c=u.cross(n),d=l.mul(a.x).add(c.mul(h.x)),p=l.mul(a.y).add(c.mul(h.y)),m=d.dot(d).max(p.dot(p)),g=Xx.mul(m.inverseSqrt());return yf(d.mul(i.x,g),p.mul(i.y,g),u.mul(i.z)).normalize()}));class $A extends pp{constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=0}setup(e){const{normalMapType:t,scaleNode:s}=this;let i=this.node.mul(2).sub(1);null!==s&&(i=xm(i.xy.mul(s),i.z));let r=null;if(1===t)r=Px.mul(i).normalize();else if(0===t){r=!0===e.hasGeometryAttribute("tangent")?MS.mul(i).normalize():qA({eye_pos:Hx,surf_norm:Kx,mapN:i,uv:pf()})}return r}}const XA=tm($A);Mp("normalMap",XA),cp("NormalMapNode",$A);class YA extends pp{constructor(e,t){super(),this.sourceNode=e,this.stepsNode=t}setup(){const{sourceNode:e,stepsNode:t}=this;return e.mul(t).floor().div(t)}}const JA=tm(YA);Mp("posterize",JA),cp("PosterizeNode",YA);const ZA=im((({color:e,exposure:t})=>e.mul(t).clamp())),QA=im((({color:e,exposure:t})=>(e=e.mul(t)).div(e.add(1)).clamp())),KA=im((({color:e,exposure:t})=>{const s=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),i=e.mul(e.mul(6.2).add(1.7)).add(.06);return s.div(i).pow(2.2)})),eN=im((({color:e})=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),s=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(s)})),tN=im((({color:e,exposure:t})=>{const s=Em(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),i=Em(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=s.mul(e),e=eN({color:e}),(e=i.mul(e)).clamp()})),sN=Em(xm(1.6605,-.1246,-.0182),xm(-.5876,1.1329,-.1006),xm(-.0728,-.0083,1.1187)),iN=Em(xm(.6274,.0691,.0164),xm(.3293,.9195,.088),xm(.0433,.0113,.8956)),rN=im((([e])=>{const t=xm(e).toVar(),s=xm(t.mul(t)).toVar(),i=xm(s.mul(s)).toVar();return lm(15.5).mul(i.mul(s)).sub(bf(40.14,i.mul(t))).add(bf(31.96,i).sub(bf(6.868,s.mul(t))).add(bf(.4298,s).add(bf(.1191,t).sub(.00232))))})),nN=im((({color:e,exposure:t})=>{const s=xm(e).toVar(),i=Em(xm(.856627153315983,.137318972929847,.11189821299995),xm(.0951212405381588,.761241990602591,.0767994186031903),xm(.0482516061458583,.101439036467562,.811302368396859)),r=Em(xm(1.1271005818144368,-.1413297634984383,-.14132976349843826),xm(-.11060664309660323,1.157823702216272,-.11060664309660294),xm(-.016493938717834573,-.016493938717834257,1.2519364065950405)),n=lm(-12.47393),o=lm(4.026069);return s.mulAssign(t),s.assign(iN.mul(s)),s.assign(i.mul(s)),s.assign(Ay(s,1e-10)),s.assign(Qf(s)),s.assign(s.sub(n).div(o.sub(n))),s.assign(Gy(s,0,1)),s.assign(rN(s)),s.assign(r.mul(s)),s.assign(Fy(Ay(xm(0),s),xm(2.2))),s.assign(sN.mul(s)),s.assign(Gy(s,0,1)),s})),oN=im((({color:e,exposure:t})=>{const s=lm(.76),i=lm(.15);e=e.mul(t);const r=My(e.r,My(e.g,e.b)),n=$T(r.lessThan(.08),r.sub(bf(6.25,r.mul(r))),.04);e.subAssign(n);const o=Ay(e.r,Ay(e.g,e.b));am(o.lessThan(s),(()=>e));const a=xf(1,s),h=xf(1,a.mul(a).div(o.add(a.sub(s))));e.mulAssign(h.div(o));const u=xf(1,vf(1,i.mul(o.sub(h)).add(1)));return ky(e,xm(h),u)})).setLayout({name:"NeutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),aN={1:ZA,2:QA,3:KA,4:tN,6:nN,7:oN};class hN extends pp{constructor(e,t=lN,s=null){super("vec3"),this.toneMapping=e,this.exposureNode=t,this.colorNode=s}getCacheKey(){let e=super.getCacheKey();return e="{toneMapping:"+this.toneMapping+",nodes:"+e+"}",e}setup(e){const t=this.colorNode||e.context.color,s=this.toneMapping;if(0===s)return t;const i={exposure:this.exposureNode,color:t.rgb},r=aN[s];let n=null;return r?n=_m(r(i),t.a):(console.error("ToneMappingNode: Unsupported Tone Mapping configuration.",s),n=t),n}}const uN=(e,t,s)=>Qp(new hN(e,Qp(t),Qp(s))),lN=IS("toneMappingExposure","float");Mp("toneMapping",((e,t,s)=>uN(t,s,e))),cp("ToneMappingNode",hN);let cN=null;class dN extends cT{constructor(e=oT,t=null){null===cN&&(cN=new Xa),super(e,t,cN)}updateReference(){return this}}const pN=tm(dN);Mp("viewportSharedTexture",pN),cp("ViewportSharedTextureNode",dN);const mN=new Ks;class gN extends hx{constructor(e,t){super(t),this.passNode=e,this.setUpdateMatrix(!1)}setup(e){return e.object.isQuadMesh&&this.passNode.build(e),super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class fN extends gN{constructor(e,t,s=!1){super(e,null),this.textureName=t,this.previousTexture=s}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){return new this.constructor(this.passNode,this.textureName,this.previousTexture)}}class yN extends pp{constructor(e,t,s,i={}){super("vec4"),this.scope=e,this.scene=t,this.camera=s,this.options=i,this._pixelRatio=1,this._width=1,this._height=1;const r=new Ka;r.isRenderTargetTexture=!0,r.name="depth";const n=new wi(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Pe,...i});n.texture.name="output",n.depthTexture=r,this.renderTarget=n,this.updateBeforeType=Yd.FRAME,this._textures={output:n.texture,depth:r},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=df(0),this._cameraFar=df(0),this._mrt=null,this.isPassNode=!0}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}isGlobal(){return!0}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.isRenderTargetTexture=!0,t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),t.isRenderTargetTexture=!0,this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const s=this._textures[e],i=this.renderTarget.textures.indexOf(s);this.renderTarget.textures[i]=t,this._textures[e]=t,this._previousTextures[e]=s,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(this._textureNodes[e]=t=Qp(new fN(this,e)),this._textureNodes[e].updateTexture()),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),this._previousTextureNodes[e]=t=Qp(new fN(this,e,!0)),this._previousTextureNodes[e].updateTexture()),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const s=this._cameraNear,i=this._cameraFar;this._viewZNodes[e]=t=TT(this.getTextureNode(e),s,i)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const s=this._cameraNear,i=this._cameraFar,r=this.getViewZNode(e);this._linearDepthNodes[e]=t=xT(r,s,i)}return t}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,!0===e.backend.isWebGLBackend&&(this.renderTarget.samples=0),this.renderTarget.depthTexture.isMultisampleRenderTargetTexture=this.renderTarget.samples>1,this.scope===yN.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:s,camera:i}=this;this._pixelRatio=t.getPixelRatio();const r=t.getSize(mN);this.setSize(r.width,r.height);const n=t.getRenderTarget(),o=t.getMRT();this._cameraNear.value=i.near,this._cameraFar.value=i.far;for(const e in this._previousTextures)this.toggleTexture(e);t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.render(s,i),t.setRenderTarget(n),t.setMRT(o)}setSize(e,t){this._width=e,this._height=t;const s=this._width*this._pixelRatio,i=this._height*this._pixelRatio;this.renderTarget.setSize(s,i)}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}yN.COLOR="color",yN.DEPTH="depth";const xN=(e,t,s)=>Qp(new yN(yN.COLOR,e,t,s)),bN=(e,t)=>Qp(new gN(e,t)),vN=(e,t)=>Qp(new yN(yN.DEPTH,e,t));cp("PassNode",yN);const TN=new mS,_N=new mS;class wN extends pp{constructor(e,t=null,s=2){super("vec4"),this.textureNode=e,this.directionNode=t,this.sigma=s,this._invSize=df(new Ks),this._passDirection=df(new Ks),this._horizontalRT=new wi,this._horizontalRT.texture.name="GaussianBlurNode.horizontal",this._verticalRT=new wi,this._verticalRT.texture.name="GaussianBlurNode.vertical",this._textureNode=bN(this,this._verticalRT.texture),this.updateBeforeType=Yd.RENDER,this.resolution=new Ks(1,1)}setSize(e,t){e=Math.max(Math.round(e*this.resolution.x),1),t=Math.max(Math.round(t*this.resolution.y),1),this._invSize.value.set(1/e,1/t),this._horizontalRT.setSize(e,t),this._verticalRT.setSize(e,t)}updateBefore(e){const{renderer:t}=e,s=this.textureNode,i=s.value,r=t.getRenderTarget(),n=t.getMRT(),o=s.value;TN.material=this._material,_N.material=this._material,this.setSize(i.image.width,i.image.height);const a=i.type;this._horizontalRT.texture.type=a,this._verticalRT.texture.type=a,t.setMRT(null),t.setRenderTarget(this._horizontalRT),this._passDirection.value.set(1,0),TN.render(t),s.value=this._horizontalRT.texture,t.setRenderTarget(this._verticalRT),this._passDirection.value.set(0,1),_N.render(t),t.setRenderTarget(r),t.setMRT(n),s.value=o}getTextureNode(){return this._textureNode}setup(e){const t=this.textureNode;if(!0!==t.isTextureNode)return console.error("GaussianBlurNode requires a TextureNode."),_m();const s=t.uvNode||pf(),i=mm(this.directionNode||1),r=e=>t.uv(e),n=im((()=>{const e=3+2*this.sigma,t=this._getCoefficients(e),n=this._invSize,o=i.mul(this._passDirection),a=lm(t[0]).toVar(),h=_m(r(s).mul(a)).toVar();for(let i=1;iQp(new wN(Qp(e).toTexture(),t,s));Mp("gaussianBlur",SN);const MN=new Ks,AN=new mS;class NN extends pp{constructor(e,t=.96){super(e),this.textureNode=e,this.textureNodeOld=ux(),this.damp=df(t),this._compRT=new wi,this._compRT.texture.name="AfterImageNode.comp",this._oldRT=new wi,this._oldRT.texture.name="AfterImageNode.old",this._textureNode=bN(this,this._compRT.texture),this.updateBeforeType=Yd.RENDER}getTextureNode(){return this._textureNode}setSize(e,t){this._compRT.setSize(e,t),this._oldRT.setSize(e,t)}updateBefore(e){const{renderer:t}=e,s=this.textureNode,i=s.value.type;this._compRT.texture.type=i,this._oldRT.texture.type=i,t.getDrawingBufferSize(MN),this.setSize(MN.x,MN.y);const r=t.getRenderTarget(),n=s.value;this.textureNodeOld.value=this._oldRT.texture,t.setRenderTarget(this._compRT),AN.render(t);const o=this._oldRT;this._oldRT=this._compRT,this._compRT=o,t.setRenderTarget(r),s.value=n}setup(e){const t=this.textureNode,s=this.textureNodeOld,i=t.uvNode||pf();s.uvNode=i;const r=im((([e,t])=>{const s=lm(t).toVar(),i=_m(e).toVar();return Ay(dy(i.sub(s)),0)})),n=im((()=>{const e=_m(s),n=_m((e=>t.uv(e))(i));return e.mulAssign(this.damp.mul(r(e,.1))),Ay(n,e)})),o=this._materialComposed||(this._materialComposed=e.createNodeMaterial());o.fragmentNode=n(),AN.material=o;return e.getNodeProperties(this).textureNode=t,this._textureNode}dispose(){this._compRT.dispose(),this._oldRT.dispose()}}const RN=(e,t)=>Qp(new NN(Qp(e).toTexture(),t));Mp("afterImage",RN);const CN=new mS;class EN extends pp{constructor(e,t,s,i){super("vec4"),this.textureNode=e,this.tresholdNode=t,this.scaleNode=s,this.colorNode=xm(.1,0,1),this.samples=i,this.resolution=new Ks(1,1),this._renderTarget=new wi,this._renderTarget.texture.name="anamorphic",this._invSize=df(new Ks),this._textureNode=bN(this,this._renderTarget.texture),this.updateBeforeType=Yd.RENDER}getTextureNode(){return this._textureNode}setSize(e,t){this._invSize.value.set(1/e,1/t),e=Math.max(Math.round(e*this.resolution.x),1),t=Math.max(Math.round(t*this.resolution.y),1),this._renderTarget.setSize(e,t)}updateBefore(e){const{renderer:t}=e,s=this.textureNode,i=s.value;this._renderTarget.texture.type=i.type;const r=t.getRenderTarget(),n=s.value;CN.material=this._material,this.setSize(i.image.width,i.image.height),t.setRenderTarget(this._renderTarget),CN.render(t),t.setRenderTarget(r),s.value=n}setup(e){const t=this.textureNode,s=t.uvNode||pf(),i=im((()=>{const e=this.samples,i=Math.floor(e/2),r=xm(0).toVar();return Ev({start:-i,end:i},(({i:e})=>{const n=lm(e).abs().div(i).oneMinus(),o=(e=>t.uv(e))(mm(s.x.add(this._invSize.x.mul(e).mul(this.scaleNode)),s.y)),a=jA(o,this.tresholdNode).mul(n);r.addAssign(a)})),r.mul(this.colorNode)}));(this._material||(this._material=e.createNodeMaterial())).fragmentNode=i();return e.getNodeProperties(this).textureNode=t,this._textureNode}dispose(){this._renderTarget.dispose()}}const BN=(e,t=.9,s=3,i=32)=>Qp(new EN(Qp(e).toTexture(),Qp(t),Qp(s),i));Mp("anamorphic",BN);class IN extends pp{constructor(e){super(),this.textureNode=e,this.updateBeforeType=Yd.RENDER,this._invSize=df(new Ks)}updateBefore(){const e=this.textureNode.value;this._invSize.value.set(1/e.image.width,1/e.image.height)}setup(){const{textureNode:e}=this,t=e.uvNode||pf(),s=t=>e.uv(t);return im((()=>{const e=this._invSize,i=Em(-1,-2,-1,0,0,0,1,2,1),r=Em(-1,0,1,-2,0,2,-1,0,1),n=HA(s(t.add(e.mul(mm(-1,-1)))).xyz),o=HA(s(t.add(e.mul(mm(-1,0)))).xyz),a=HA(s(t.add(e.mul(mm(-1,1)))).xyz),h=HA(s(t.add(e.mul(mm(0,-1)))).xyz),u=HA(s(t.add(e.mul(mm(0,0)))).xyz),l=HA(s(t.add(e.mul(mm(0,1)))).xyz),c=HA(s(t.add(e.mul(mm(1,-1)))).xyz),d=HA(s(t.add(e.mul(mm(1,0)))).xyz),p=HA(s(t.add(e.mul(mm(1,1)))).xyz),m=yf(i[0][0].mul(n),i[1][0].mul(h),i[2][0].mul(c),i[0][1].mul(o),i[1][1].mul(u),i[2][1].mul(d),i[0][2].mul(a),i[1][2].mul(l),i[2][2].mul(p)),g=yf(r[0][0].mul(n),r[1][0].mul(h),r[2][0].mul(c),r[0][1].mul(o),r[1][1].mul(u),r[2][1].mul(d),r[0][2].mul(a),r[1][2].mul(l),r[2][2].mul(p)),f=m.mul(m).add(g.mul(g)).sqrt();return _m(xm(f),1)}))()}}const PN=e=>Qp(new IN(Qp(e).toTexture()));Mp("sobel",PN);class FN extends pp{constructor(e,t,s,i,r){super(),this.textureNode=e,this.viewZNode=t,this.focusNode=s,this.apertureNode=i,this.maxblurNode=r,this._aspect=df(0),this.updateBeforeType=Yd.RENDER}updateBefore(){const e=this.textureNode.value;this._aspect.value=e.image.width/e.image.height}setup(){const e=this.textureNode,t=e.uvNode||pf(),s=t=>e.uv(t);return im((()=>{const e=mm(1,this._aspect),i=this.focusNode.add(this.viewZNode),r=mm(Gy(i.mul(this.apertureNode),this.maxblurNode.negate(),this.maxblurNode)),n=r.mul(.9),o=r.mul(.7),a=r.mul(.4);let h=_m(0);return h=h.add(s(t)),h=h.add(s(t.add(mm(0,.4).mul(e).mul(r)))),h=h.add(s(t.add(mm(.15,.37).mul(e).mul(r)))),h=h.add(s(t.add(mm(.29,.29).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.37,.15).mul(e).mul(r)))),h=h.add(s(t.add(mm(.4,0).mul(e).mul(r)))),h=h.add(s(t.add(mm(.37,-.15).mul(e).mul(r)))),h=h.add(s(t.add(mm(.29,-.29).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.15,-.37).mul(e).mul(r)))),h=h.add(s(t.add(mm(0,-.4).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.15,.37).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.29,.29).mul(e).mul(r)))),h=h.add(s(t.add(mm(.37,.15).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.4,0).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.37,-.15).mul(e).mul(r)))),h=h.add(s(t.add(mm(-.29,-.29).mul(e).mul(r)))),h=h.add(s(t.add(mm(.15,-.37).mul(e).mul(r)))),h=h.add(s(t.add(mm(.15,.37).mul(e).mul(n)))),h=h.add(s(t.add(mm(-.37,.15).mul(e).mul(n)))),h=h.add(s(t.add(mm(.37,-.15).mul(e).mul(n)))),h=h.add(s(t.add(mm(-.15,-.37).mul(e).mul(n)))),h=h.add(s(t.add(mm(-.15,.37).mul(e).mul(n)))),h=h.add(s(t.add(mm(.37,.15).mul(e).mul(n)))),h=h.add(s(t.add(mm(-.37,-.15).mul(e).mul(n)))),h=h.add(s(t.add(mm(.15,-.37).mul(e).mul(n)))),h=h.add(s(t.add(mm(.29,.29).mul(e).mul(o)))),h=h.add(s(t.add(mm(.4,0).mul(e).mul(o)))),h=h.add(s(t.add(mm(.29,-.29).mul(e).mul(o)))),h=h.add(s(t.add(mm(0,-.4).mul(e).mul(o)))),h=h.add(s(t.add(mm(-.29,.29).mul(e).mul(o)))),h=h.add(s(t.add(mm(-.4,0).mul(e).mul(o)))),h=h.add(s(t.add(mm(-.29,-.29).mul(e).mul(o)))),h=h.add(s(t.add(mm(0,.4).mul(e).mul(o)))),h=h.add(s(t.add(mm(.29,.29).mul(e).mul(a)))),h=h.add(s(t.add(mm(.4,0).mul(e).mul(a)))),h=h.add(s(t.add(mm(.29,-.29).mul(e).mul(a)))),h=h.add(s(t.add(mm(0,-.4).mul(e).mul(a)))),h=h.add(s(t.add(mm(-.29,.29).mul(e).mul(a)))),h=h.add(s(t.add(mm(-.4,0).mul(e).mul(a)))),h=h.add(s(t.add(mm(-.29,-.29).mul(e).mul(a)))),h=h.add(s(t.add(mm(0,.4).mul(e).mul(a)))),h=h.div(41),h.a=1,_m(h)}))()}}const zN=(e,t,s=1,i=.025,r=1)=>Qp(new FN(Qp(e).toTexture(),Qp(t),Qp(s),Qp(i),Qp(r)));Mp("dof",zN);class UN extends pp{constructor(e,t=new Ks(.5,.5),s=1.57,i=1){super("vec4"),this.inputNode=e,this.center=df(t),this.angle=df(s),this.scale=df(i)}setup(){const e=this.inputNode,t=im((()=>{const e=ny(this.angle),t=oy(this.angle),s=pf().mul(rT).sub(this.center),i=mm(t.mul(s.x).sub(e.mul(s.y)),e.mul(s.x).add(t.mul(s.y))).mul(this.scale);return ny(i.x).mul(ny(i.y)).mul(4)})),s=im((()=>{const s=e,i=yf(s.r,s.g,s.b).div(3);return _m(xm(i.mul(10).sub(5).add(t())),s.a)}));return s()}}const ON=(e,t,s,i)=>Qp(new UN(Qp(e),t,s,i));Mp("dotScreen",ON);class LN extends pp{constructor(e,t=.005,s=0){super("vec4"),this.textureNode=e,this.amount=df(t),this.angle=df(s)}setup(){const{textureNode:e}=this,t=e.uvNode||pf(),s=t=>e.uv(t);return im((()=>{const e=mm(oy(this.angle),ny(this.angle)).mul(this.amount),i=s(t.add(e)),r=s(t),n=s(t.sub(e));return _m(i.r,r.g,n.b,r.a)}))()}}const VN=(e,t,s)=>Qp(new LN(Qp(e).toTexture(),t,s));Mp("rgbShift",VN);class DN extends pp{constructor(e,t=null,s=null){super(),this.inputNode=e,this.intensityNode=t,this.uvNode=s}setup(){const e=this.uvNode||pf(),t=im((()=>{const t=this.inputNode.rgb,s=$y(ry(e.add(Tw())));let i=t.add(t.mul(Gy(s.add(.1),0,1)));return null!==this.intensityNode&&(i=ky(t,i,this.intensityNode)),_m(i,this.inputNode.a)}));return t()}}const kN=tm(DN);Mp("film",kN);class GN extends pp{constructor(e,t,s,i){super(),this.inputNode=e,this.lutNode=t,this.size=df(s),this.intensityNode=i}setup(){const{inputNode:e,lutNode:t}=this,s=im((()=>{const s=e,i=lm(1).div(this.size),r=lm(.5).div(this.size),n=xm(r).add(s.rgb.mul(lm(1).sub(i))),o=_m((e=>t.uv(e))(n).rgb,s.a);return _m(ky(s,o,this.intensityNode))}));return s()}}const WN=(e,t,s,i)=>Qp(new GN(Qp(e),Qp(t),s,Qp(i)));Mp("lut3D",WN);const HN=im((([e,t,s=cm(16)])=>{const i=t=>e.uv(t),r=pf(),n=i(r).toVar(),o=lm(s);return Ev({start:cm(1),end:s,type:"int",condition:"<="},(({i:e})=>{const s=t.mul(lm(e).div(o.sub(1)).sub(.5));n.addAssign(i(r.add(s)))})),n.divAssign(o),n})),jN=new mS,qN=new Yr,$N=new Ks;class XN extends pp{constructor(e,t,s){super(),this.depthNode=e,this.normalNode=t,this.radius=df(.25),this.resolution=df(new Ks),this.thickness=df(1),this.distanceExponent=df(1),this.distanceFallOff=df(1),this.scale=df(1),this.noiseNode=ux(function(e=5){const t=Math.floor(e)%2==0?Math.floor(e)+1:Math.floor(e),s=function(e){const t=Math.floor(e)%2==0?Math.floor(e)+1:Math.floor(e),s=t*t,i=Array(s).fill(0);let r=Math.floor(t/2),n=t-1;for(let e=1;e<=s;)-1===r&&n===t?(n=t-2,r=0):(n===t&&(n=0),r<0&&(r=t-1)),0===i[r*t+n]?(i[r*t+n]=e++,n++,r--):(n-=2,r++);return i}(t),i=s.length,r=new Uint8Array(4*i);for(let e=0;ethis.depthNode.uv(e).x,i=e=>this.noiseNode.uv(e),r=im((([e])=>{const t=this.cameraProjectionMatrix.mul(_m(e,1));let i=t.xy.div(t.w).mul(.5).add(.5).toVar();i=mm(i.x,i.y.oneMinus());const r=s(i);return xm(i,r)})),n=im((([e,t])=>{e=mm(e.x,e.y.oneMinus()).mul(2).sub(1);const s=_m(xm(e,t),1),i=_m(this.cameraProjectionMatrixInverse.mul(s));return i.xyz.div(i.w)})),o=im((()=>{const e=s(t);e.greaterThanEqual(1).discard();const o=n(t,e),a=this.normalNode.rgb.normalize(),h=this.radius,u=gf(this.noiseNode,0);let l=mm(t.x,t.y.oneMinus());l=l.mul(this.resolution.div(u));const c=i(l),d=c.xyz.mul(2).sub(1),p=xm(d.xy,0).normalize(),m=xm(p.y.mul(-1),p.x,0),g=Em(p,m,xm(0,0,1)),f=this.SAMPLES.lessThan(30).select(3,5),y=yf(this.SAMPLES,f.sub(1)).div(f),x=lm(0).toVar();return Ev({start:cm(0),end:f,type:"int",condition:"<"},(({i:e})=>{const t=lm(e).div(lm(f)).mul(Gf),s=_m(oy(t),ny(t),0,yf(.5,bf(.5,c.w)));s.xyz=iy(g.mul(s.xyz));const i=iy(o.xyz.negate()),u=iy(Py(s.xyz,i)),l=Py(u,i),d=iy(a.sub(u.mul(Iy(a,u)))),p=Py(d,u),m=mm(Iy(i,p),Iy(i,p.negate())).toVar();Ev({end:y,type:"int",name:"j",condition:"<"},(({j:e})=>{const t=s.xyz.mul(h).mul(s.w).mul(Fy(vf(lm(e).add(1),lm(y)),this.distanceExponent)),a=r(o.add(t)),u=n(a.xy,a.z).sub(o);am(cy(u.z).lessThan(this.thickness),(()=>{const t=Iy(i,iy(u));m.x.addAssign(Ay(0,bf(t.sub(m.x),ky(1,lm(2).div(lm(e).add(2)),this.distanceFallOff))))}));const l=r(o.sub(t)),c=n(l.xy,l.z).sub(o);am(cy(c.z).lessThan(this.thickness),(()=>{const t=Iy(i,iy(c));m.y.addAssign(Ay(0,bf(t.sub(m.y),ky(1,lm(2).div(lm(e).add(2)),this.distanceFallOff))))}))}));const b=Kf(xf(1,m.mul(m))),v=Iy(d,l),T=Iy(d,i),_=bf(.5,uy(m.y).sub(uy(m.x)).add(b.x.mul(m.x).sub(b.y.mul(m.y)))),w=bf(.5,xf(2,m.x.mul(m.x)).sub(m.y.mul(m.y))),S=v.mul(_).add(T.mul(w));x.addAssign(S)})),x.assign(Gy(x.div(f),0,1)),x.assign(Fy(x,this.scale)),_m(xm(x),1)})),a=this._material||(this._material=e.createNodeMaterial());return a.fragmentNode=o().context(e.getSharedContext()),a.needsUpdate=!0,this._textureNode}dispose(){this._aoRenderTarget.dispose()}}const YN=(e,t,s)=>Qp(new XN(Qp(e),Qp(t),s));Mp("ao",YN);class JN extends pp{constructor(e,t,s,i,r){super(),this.textureNode=e,this.depthNode=t,this.normalNode=s,this.noiseNode=i,this.cameraProjectionMatrixInverse=df(r.projectionMatrixInverse),this.lumaPhi=df(5),this.depthPhi=df(5),this.normalPhi=df(5),this.radius=df(5),this.index=df(0),this._resolution=df(new Ks),this._sampleVectors=gb(function(e,t,s){const i=function(e,t,s){const i=[];for(let r=0;rthis.textureNode.uv(e),s=e=>this.depthNode.uv(e).x,i=e=>this.normalNode.uv(e),r=e=>this.noiseNode.uv(e),n=im((([e,t])=>{e=mm(e.x,e.y.oneMinus()).mul(2).sub(1);const s=_m(xm(e,t),1),i=_m(this.cameraProjectionMatrixInverse.mul(s));return i.xyz.div(i.w)})),o=im((([e,r,o,a])=>{const h=t(a),u=s(a),l=i(a).rgb.normalize(),c=h.rgb,d=n(a,u),p=Iy(r,l).toVar(),m=Fy(Ay(p,0),this.normalPhi).toVar(),g=cy(HA(c).sub(HA(e))).toVar(),f=Ay(lm(1).sub(g.div(this.lumaPhi)),0).toVar(),y=cy(Iy(o.sub(d),r)).toVar(),x=Ay(lm(1).sub(y.div(this.depthPhi)),0),b=f.mul(x).mul(m);return _m(c.mul(b),b)})),a=im((([e])=>{const a=s(e),h=i(e).rgb.normalize(),u=t(e);am(a.greaterThanEqual(1).or(Iy(h,h).equal(0)),(()=>u));const l=xm(u.rgb),c=n(e,a),d=gf(this.noiseNode,0);let p=mm(e.x,e.y.oneMinus());p=p.mul(this._resolution.div(d));const m=r(p),g=ny(m.element(this.index.mod(4).mul(2).mul(Gf))),f=oy(m.element(this.index.mod(4).mul(2).mul(Gf))),y=mm(g,f),x=Am(y.x,y.y.negate(),y.x,y.y),b=lm(1).toVar(),v=xm(u.rgb).toVar();return Ev({start:cm(0),end:cm(16),type:"int",condition:"<"},(({i:t})=>{const s=this._sampleVectors.element(t).toVar(),i=x.mul(s.xy.mul(lm(1).add(s.z.mul(this.radius.sub(1))))).div(this._resolution).toVar(),r=e.add(i).toVar(),n=o(l,h,c,r);v.addAssign(n.xyz),b.addAssign(n.w)})),am(b.greaterThan(lm(0)),(()=>{v.divAssign(b)})),_m(v,u.a)})).setLayout({name:"denoise",type:"vec4",inputs:[{name:"uv",type:"vec2"}]});return im((()=>a(e)))()}}const ZN=(e,t,s,i,r)=>Qp(new JN(Qp(e).toTexture(),Qp(t),Qp(s),Qp(i),r));Mp("denoise",ZN);class QN extends pp{constructor(e){super(),this.textureNode=e,this.updateBeforeType=Yd.RENDER,this._invSize=df(new Ks)}updateBefore(){const e=this.textureNode.value;this._invSize.value.set(1/e.image.width,1/e.image.height)}setup(){const e=this.textureNode.bias(-100),t=e.uvNode||pf(),s=t=>e.uv(t),i=(t,s,i)=>e.uv(t.add(s.mul(i))),r=cm(5),n=im((([e,t])=>{const s=_m(t).toVar(),i=_m(e).toVar(),r=_m(cy(i.sub(s))).toVar();return Ay(Ay(Ay(r.r,r.g),r.b),r.a)})),o=im((([e,t,o,a])=>{const h=s(e).toVar(),u=i(e,mm(0,-1),t.xy).toVar(),l=i(e,mm(1,0),t.xy).toVar(),c=i(e,mm(0,1),t.xy).toVar(),d=i(e,mm(-1,0),t.xy).toVar(),p=n(h,c).toVar(),m=n(h,u).toVar(),g=n(h,l).toVar(),f=n(h,d).toVar(),y=Ay(p,Ay(m,Ay(g,f))).toVar();am(y.lessThan(o),(()=>h));const x=xf(p.add(m),g.add(f)).toVar();x.mulAssign(a),am(cy(x).lessThan(.3),(()=>{const s=g.greaterThan(f).select(1,-1).toVar(),r=m.greaterThan(p).select(1,-1).toVar(),o=mm(s,r).toVar(),y=i(e,mm(o.x,o.y),t.xy),b=n(h,y).toVar(),v=i(e,mm(o.x.negate(),o.y.negate()),t.xy),T=n(h,v).toVar();x.assign(T.sub(b)),x.mulAssign(a),am(cy(x).lessThan(.3),(()=>{const e=c.add(u).add(l).add(d);return ky(h,e.mul(.25),.4)}))}));const b=mm().toVar();am(x.lessThanEqual(0),(()=>{c.assign(d),u.assign(l),b.x.assign(0),b.y.assign(t.y)})).Else((()=>{b.x.assign(t.x),b.y.assign(0)}));const v=n(h,c).toVar(),T=n(h,u).toVar();am(v.lessThanEqual(T),(()=>{c.assign(u)}));const _=cm(0).toVar(),w=cm(0).toVar(),S=lm(0).toVar(),M=lm(0).toVar(),A=mm(e).toVar(),N=mm(e).toVar(),R=cm(0).toVar(),C=cm(0).toVar();Ev(r,(({i:t})=>{const i=t.add(1).toVar();am(_.equal(0),(()=>{S.addAssign(i),A.assign(e.add(b.mul(S)));const r=s(A.xy),o=n(r,h).toVar(),a=n(r,c).toVar();am(o.greaterThan(a),(()=>{_.assign(1)})),R.assign(t)})),am(w.equal(0),(()=>{M.addAssign(i),N.assign(e.sub(b.mul(M)));const r=s(N.xy),o=n(r,h).toVar(),a=n(r,c).toVar();am(o.greaterThan(a),(()=>{w.assign(1)})),C.assign(t)})),am(_.equal(1).or(w.equal(1)),(()=>{Iv()}))})),am(_.equal(0).and(w.equal(0)),(()=>h));const E=lm(1).toVar(),B=lm(1).toVar();am(_.equal(1),(()=>{E.assign(lm(R).div(lm(r.sub(1))))})),am(w.equal(1),(()=>{B.assign(lm(C).div(lm(r.sub(1))))}));const I=My(E,B);return I.assign(Fy(I,.5)),I.assign(lm(1).sub(I)),ky(h,c,I.mul(.5))})).setLayout({name:"FxaaPixelShader",type:"vec4",inputs:[{name:"uv",type:"vec2"},{name:"fxaaQualityRcpFrame",type:"vec2"},{name:"fxaaQualityEdgeThreshold",type:"float"},{name:"fxaaQualityinvEdgeThreshold",type:"float"}]});return im((()=>{const e=lm(.2),s=lm(1).div(e);return o(t,this._invSize,e,s)}))()}}const KN=e=>Qp(new QN(Qp(e).toTexture()));Mp("fxaa",KN);const eR=new mS,tR=new Yr(0,0,0),sR=new Yr,iR=new Ks,rR=new Ks(1,0),nR=new Ks(0,1);class oR extends pp{constructor(e,t=1,s=0,i=0){super(),this.inputNode=e,this.strength=df(t),this.radius=df(s),this.threshold=df(i),this.smoothWidth=df(.01),this._renderTargetsHorizontal=[],this._renderTargetsVertical=[],this._nMips=5,this._renderTargetBright=new wi(1,1,{type:Pe}),this._renderTargetBright.texture.name="UnrealBloomPass.bright",this._renderTargetBright.texture.generateMipmaps=!1;for(let e=0;e{const e=this.inputNode,t=HA(e.rgb),s=jy(this.threshold,this.threshold.add(this.smoothWidth),t);return ky(_m(0),e,s)}));this._highPassFilterMaterial=this._highPassFilterMaterial||e.createNodeMaterial(),this._highPassFilterMaterial.fragmentNode=t().context(e.getSharedContext()),this._highPassFilterMaterial.needsUpdate=!0;const s=[3,5,7,9,11];for(let t=0;t{const s=lm(1.2).sub(e);return ky(e,s,t)})).setLayout({name:"lerpBloomFactor",type:"float",inputs:[{name:"factor",type:"float"},{name:"radius",type:"float"}]}),o=im((()=>{const e=n(i.element(0),this.radius).mul(_m(r.element(0),1)).mul(this._textureNodeBlur0),t=n(i.element(1),this.radius).mul(_m(r.element(1),1)).mul(this._textureNodeBlur1),s=n(i.element(2),this.radius).mul(_m(r.element(2),1)).mul(this._textureNodeBlur2),o=n(i.element(3),this.radius).mul(_m(r.element(3),1)).mul(this._textureNodeBlur3),a=n(i.element(4),this.radius).mul(_m(r.element(4),1)).mul(this._textureNodeBlur4);return e.add(t).add(s).add(o).add(a).mul(this.strength)}));return this._compositeMaterial=this._compositeMaterial||e.createNodeMaterial(),this._compositeMaterial.fragmentNode=o().context(e.getSharedContext()),this._compositeMaterial.needsUpdate=!0,this._textureOutput}dispose(){for(let e=0;ei.uv(e),u=im((()=>{const e=r.element(0).toVar(),s=h(a).rgb.mul(e).toVar();return Ev({start:cm(1),end:cm(t),type:"int",condition:"<"},(({i:t})=>{const i=lm(t),u=r.element(t),l=o.mul(n).mul(i),c=h(a.add(l)).rgb,d=h(a.sub(l)).rgb;s.addAssign(yf(c,d).mul(u)),e.addAssign(lm(2).mul(u))})),_m(s.div(e),1)})),l=e.createNodeMaterial();return l.fragmentNode=u().context(e.getSharedContext()),l.needsUpdate=!0,l.colorTexture=i,l.direction=o,l.invSize=n,l}}const aR=(e,t,s,i)=>Qp(new oR(Qp(e),t,s,i));Mp("bloom",aR);class hR extends pp{constructor(e,t,s,i,r,n){super(),this.textureNodeA=e,this.textureNodeB=t,this.mixTextureNode=s,this.mixRatioNode=i,this.thresholdNode=r,this.useTextureNode=n}setup(){const{textureNodeA:e,textureNodeB:t,mixTextureNode:s,mixRatioNode:i,thresholdNode:r,useTextureNode:n}=this,o=e=>{const t=e.uvNode||pf();return e.uv(t)},a=im((()=>{const a=o(e),h=o(t),u=_m().toVar();return am(n.equal(cm(1)),(()=>{const e=o(s),t=i.mul(r.mul(2).add(1)).sub(r),n=Gy(xf(e.r,t).mul(lm(1).div(r)),0,1);u.assign(ky(a,h,n))})).Else((()=>{u.assign(ky(h,a,i))})),u}));return a()}}const uR=(e,t,s,i=0,r=.1,n=0)=>Qp(new hR(Qp(e).toTexture(),Qp(t).toTexture(),Qp(s).toTexture(),Qp(i),Qp(r),Qp(n)));Mp("transition",uR);class lR extends pp{constructor(e,t,s){super("vec4"),this.colorNode=e,this.toneMapping=t,this.outputColorSpace=s,this.isRenderOutput=!0}setup({context:e}){let t=this.colorNode||e.color;const s=(null!==this.toneMapping?this.toneMapping:e.toneMapping)||0,i=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||Zt;return 0!==s&&(t=t.toneMapping(s)),i===Jt&&(t=t.linearToColorSpace(i)),t}}const cR=(e,t=null,s=null)=>Qp(new lR(Qp(e),t,s));Mp("renderOutput",cR),cp("RenderOutputNode",lR);class dR extends pp{constructor(e,t,s,i,r,n){super(),this.textureNode=e,this.depthNode=t,this.normalNode=s,this.pixelSize=i,this.normalEdgeStrength=r,this.depthEdgeStrength=n,this._resolution=df(new _i),this.updateBeforeType=Yd.RENDER}updateBefore(){const e=this.textureNode.value,t=e.image.width,s=e.image.height;this._resolution.value.set(t,s,1/t,1/s)}setup(){const{textureNode:e,depthNode:t,normalNode:s}=this,i=e.uvNode||pf(),r=t.uvNode||pf(),n=s.uvNode||pf(),o=(e,s)=>t.uv(r.add(mm(e,s).mul(this._resolution.zw))).r,a=(e,t)=>s.uv(n.add(mm(e,t).mul(this._resolution.zw))).rgb.normalize(),h=(e,t,s,i)=>{const r=o(e,t).sub(s),n=a(e,t),h=xm(1,1,1),u=Iy(i.sub(n),h),l=Gy(jy(-.01,.01,u),0,1),c=Gy(dy(r.mul(.25).add(.0025)),0,1);return lm(1).sub(Iy(i,n)).mul(c).mul(l)},u=im((()=>{const t=e.uv(i),s=yg("float","depth"),r=yg("vec3","normal");am(this.depthEdgeStrength.greaterThan(0).or(this.normalEdgeStrength.greaterThan(0)),(()=>{s.assign(o(0,0)),r.assign(a(0,0))}));const n=yg("float","dei");am(this.depthEdgeStrength.greaterThan(0),(()=>{n.assign((e=>{const t=yg("float","diff");return t.addAssign(Gy(o(1,0).sub(e))),t.addAssign(Gy(o(-1,0).sub(e))),t.addAssign(Gy(o(0,1).sub(e))),t.addAssign(Gy(o(0,-1).sub(e))),ty(jy(.01,.02,t).mul(2)).div(2)})(s))}));const u=yg("float","nei");am(this.normalEdgeStrength.greaterThan(0),(()=>{u.assign(((e,t)=>{const s=yg("float","indicator");return s.addAssign(h(0,-1,e,t)),s.addAssign(h(0,1,e,t)),s.addAssign(h(-1,0,e,t)),s.addAssign(h(1,0,e,t)),Ry(.1,s)})(s,r))}));const l=n.greaterThan(0).select(lm(1).sub(n.mul(this.depthEdgeStrength)),u.mul(this.normalEdgeStrength).add(1));return t.mul(l)}));return u()}}const pR=(e,t,s,i=6,r=.3,n=.4)=>Qp(new dR(Qp(e).toTexture(),Qp(t).toTexture(),Qp(s).toTexture(),Qp(i),Qp(r),Qp(n)));Mp("pixelation",pR);class mR extends yN{constructor(e,t,s=6,i=.3,r=.4){super("color",e,t,{minFilter:fe,magFilter:fe}),this.pixelSize=s,this.normalEdgeStrength=i,this.depthEdgeStrength=r,this.isPixelationPassNode=!0,this._mrt=ew({output:Og,normal:Kx})}setSize(e,t){const s=this.pixelSize.value?this.pixelSize.value:this.pixelSize,i=Math.floor(e/s),r=Math.floor(t/s);super.setSize(i,r)}setup(){const e=super.getTextureNode("output"),t=super.getTextureNode("depth"),s=super.getTextureNode("normal");return pR(e,t,s,this.pixelSize,this.normalEdgeStrength,this.depthEdgeStrength)}}const gR=(e,t,s,i,r)=>Qp(new mR(e,t,s,i,r)),fR=new Ks;class yR extends yN{constructor(e,t){super(yN.COLOR,e,t),this.isSSAAPassNode=!0,this.sampleLevel=4,this.unbiased=!0,this.clearColor=new Yr(0),this.clearAlpha=0,this._currentClearColor=new Yr,this.sampleWeight=df(1),this.sampleRenderTarget=null,this._quadMesh=new mS}updateBefore(e){const{renderer:t}=e,{scene:s,camera:i}=this;this._pixelRatio=t.getPixelRatio();const r=t.getSize(fR);this.setSize(r.width,r.height),this.sampleRenderTarget.setSize(this.renderTarget.width,this.renderTarget.height),t.getClearColor(this._currentClearColor);const n=t.getClearAlpha(),o=t.getRenderTarget(),a=t.getMRT(),h=t.autoClear;this._cameraNear.value=i.near,this._cameraFar.value=i.far,t.setMRT(this.getMRT()),t.autoClear=!1;const u=xR[Math.max(0,Math.min(this.sampleLevel,5))],l=1/u.length,c={fullWidth:this.renderTarget.width,fullHeight:this.renderTarget.height,offsetX:0,offsetY:0,width:this.renderTarget.width,height:this.renderTarget.height},d=Object.assign({},i.view);d.enabled&&Object.assign(c,d);for(let e=0;e=0&&(e[t]=ux(this.sampleRenderTarget.textures[s]).mul(this.sampleWeight))}t=ew(e)}else t=ux(this.sampleRenderTarget.texture).mul(this.sampleWeight);return this._quadMesh.material=e.createNodeMaterial(),this._quadMesh.material.fragmentNode=t,this._quadMesh.material.transparent=!0,this._quadMesh.material.depthTest=!1,this._quadMesh.material.depthWrite=!1,this._quadMesh.material.premultipliedAlpha=!0,this._quadMesh.material.blending=2,this._quadMesh.material.normals=!1,super.setup(e)}dispose(){super.dispose(),null!==this.sampleRenderTarget&&this.sampleRenderTarget.dispose()}}const xR=[[[0,0]],[[4,4],[-4,-4]],[[-2,-6],[6,-2],[-6,2],[2,6]],[[1,-3],[-1,3],[5,1],[-3,-5],[-5,5],[-7,-1],[3,7],[7,-7]],[[1,1],[-1,-3],[-3,2],[4,-1],[-5,-2],[2,5],[5,3],[3,-5],[-2,6],[0,-7],[-4,-6],[-6,4],[-8,0],[7,-4],[6,7],[-7,-8]],[[-4,-7],[-7,-5],[-3,-5],[-5,-4],[-1,-4],[-2,-2],[-6,-1],[-4,0],[-7,1],[-1,2],[-6,3],[-3,3],[-7,6],[-3,6],[-5,7],[-1,7],[5,-7],[1,-6],[6,-5],[4,-4],[2,-3],[7,-2],[1,-1],[4,-1],[2,1],[6,2],[0,4],[4,4],[2,5],[7,5],[5,6],[3,7]]],bR=(e,t)=>Qp(new yR(e,t)),vR=new Ks;class TR extends yN{constructor(e,t){super(yN.COLOR,e,t),this.isStereoPassNode=!0,this.stereo=new Jl,this.stereo.aspect=.5}updateBefore(e){const{renderer:t}=e,{scene:s,camera:i,stereo:r,renderTarget:n}=this;this._pixelRatio=t.getPixelRatio(),r.cameraL.coordinateSystem=t.coordinateSystem,r.cameraR.coordinateSystem=t.coordinateSystem,r.update(i);const o=t.getSize(vR);this.setSize(o.width,o.height);const a=t.autoClear;t.autoClear=!1;const h=t.getRenderTarget(),u=t.getMRT();this._cameraNear.value=i.near,this._cameraFar.value=i.far;for(const e in this._previousTextures)this.toggleTexture(e);t.setRenderTarget(n),t.setMRT(this._mrt),t.clear(),n.scissorTest=!0,n.scissor.set(0,0,n.width/2,n.height),n.viewport.set(0,0,n.width/2,n.height),t.render(s,r.cameraL),n.scissor.set(n.width/2,0,n.width/2,n.height),n.viewport.set(n.width/2,0,n.width/2,n.height),t.render(s,r.cameraR),n.scissorTest=!1,t.setRenderTarget(h),t.setMRT(u),t.autoClear=a}}const _R=(e,t)=>Qp(new TR(e,t)),wR=new Ks,SR=new mS;class MR extends yN{constructor(e,t){super(yN.COLOR,e,t),this.isAnaglyphPassNode=!0,this.stereo=new Jl;const s={minFilter:Te,magFilter:fe,type:Pe};this._renderTargetL=new wi(1,1,s),this._renderTargetR=new wi(1,1,s),this._colorMatrixLeft=df((new ei).fromArray([.4561,-.0400822,-.0152161,.500484,-.0378246,-.0205971,.176381,-.0157589,-.00546856])),this._colorMatrixRight=df((new ei).fromArray([-.0434706,.378476,-.0721527,-.0879388,.73364,-.112961,-.00155529,-.0184503,1.2264])),this._mapLeft=ux(this._renderTargetL.texture),this._mapRight=ux(this._renderTargetR.texture),this._material=null}setSize(e,t){super.setSize(e,t),this._renderTargetL.setSize(this.renderTarget.width,this.renderTarget.height),this._renderTargetR.setSize(this.renderTarget.width,this.renderTarget.height)}updateBefore(e){const{renderer:t}=e,{scene:s,camera:i,stereo:r,renderTarget:n}=this;this._pixelRatio=t.getPixelRatio(),r.cameraL.coordinateSystem=t.coordinateSystem,r.cameraR.coordinateSystem=t.coordinateSystem,r.update(i);const o=t.getSize(wR);this.setSize(o.width,o.height);const a=t.getRenderTarget();t.setRenderTarget(this._renderTargetL),t.render(s,r.cameraL),t.setRenderTarget(this._renderTargetR),t.render(s,r.cameraR),t.setRenderTarget(n),SR.material=this._material,SR.render(t),t.setRenderTarget(a)}setup(e){const t=pf(),s=im((()=>{const e=this._mapLeft.uv(t),s=this._mapRight.uv(t),i=Gy(this._colorMatrixLeft.mul(e.rgb).add(this._colorMatrixRight.mul(s.rgb)));return _m(i.rgb,Ay(e.a,s.a))})),i=this._material||(this._material=e.createNodeMaterial());return i.fragmentNode=s().context(e.getSharedContext()),i.needsUpdate=!0,super.setup(e)}dispose(){super.dispose(),this._renderTargetL.dispose(),this._renderTargetR.dispose(),null!==this._material&&this._material.dispose()}}const AR=(e,t)=>Qp(new MR(e,t)),NR=new Ks,RR=new mS;class CR extends yN{constructor(e,t){super(yN.COLOR,e,t),this.isParallaxBarrierPassNode=!0,this.stereo=new Jl;const s={minFilter:Te,magFilter:fe,type:Pe};this._renderTargetL=new wi(1,1,s),this._renderTargetR=new wi(1,1,s),this._mapLeft=ux(this._renderTargetL.texture),this._mapRight=ux(this._renderTargetR.texture),this._material=null}setSize(e,t){super.setSize(e,t),this._renderTargetL.setSize(this.renderTarget.width,this.renderTarget.height),this._renderTargetR.setSize(this.renderTarget.width,this.renderTarget.height)}updateBefore(e){const{renderer:t}=e,{scene:s,camera:i,stereo:r,renderTarget:n}=this;this._pixelRatio=t.getPixelRatio(),r.cameraL.coordinateSystem=t.coordinateSystem,r.cameraR.coordinateSystem=t.coordinateSystem,r.update(i);const o=t.getSize(NR);this.setSize(o.width,o.height);const a=t.getRenderTarget();t.setRenderTarget(this._renderTargetL),t.render(s,r.cameraL),t.setRenderTarget(this._renderTargetR),t.render(s,r.cameraR),t.setRenderTarget(n),RR.material=this._material,RR.render(t),t.setRenderTarget(a)}setup(e){const t=pf(),s=im((()=>{const e=_m().toVar();return am(Ny(iT.y,2).greaterThan(1),(()=>{e.assign(this._mapLeft.uv(t))})).Else((()=>{e.assign(this._mapRight.uv(t))})),e})),i=this._material||(this._material=e.createNodeMaterial());return i.fragmentNode=s().context(e.getSharedContext()),i.needsUpdate=!0,super.setup(e)}dispose(){super.dispose(),this._renderTargetL.dispose(),this._renderTargetR.dispose(),null!==this._material&&this._material.dispose()}}const ER=(e,t)=>Qp(new CR(e,t)),BR=im((([e,t=1])=>{const s=e,i=HA(s.rgb),r=xm(i),n=My(1,Ay(0,lm(10).mul(i.sub(.45)))),o=r.mul(s.rgb).mul(2),a=lm(2).mul(r.oneMinus()).mul(s.rgb.oneMinus()).oneMinus(),h=ky(o,a,n),u=s.a.mul(t),l=u.mul(h.rgb);return l.addAssign(s.rgb.mul(u.oneMinus())),_m(l,s.a)}));Mp("bleach",BR);const IR=im((([e])=>{const t=xm(e);return _m(Iy(t,xm(.393,.769,.189)),Iy(t,xm(.349,.686,.168)),Iy(t,xm(.272,.534,.131)),e.a)}));Mp("sepia",IR);class PR extends pp{constructor(e=null,t={}){super(),this.functionNode=e,this.parameters=t}setParameters(e){return this.parameters=e,this}getParameters(){return this.parameters}getNodeType(e){return this.functionNode.getNodeType(e)}generate(e){const t=[],s=this.functionNode,i=s.getInputs(e),r=this.parameters;if(Array.isArray(r))for(let s=0;s(t=t.length>1||t[0]&&!0===t[0].isNode?em(t):Kp(t[0]),Qp(new PR(Qp(e),t)));Mp("call",FR),cp("FunctionCallNode",PR);class zR extends lp{constructor(e=null){super(),this._value=e,this._cache=null,this.inputType=null,this.outpuType=null,this.events=new ks,this.isScriptableValueNode=!0}get isScriptableOutputNode(){return null!==this.outputType}set value(e){this._value!==e&&(this._cache&&"URL"===this.inputType&&this.value.value instanceof ArrayBuffer&&(URL.revokeObjectURL(this._cache),this._cache=null),this._value=e,this.events.dispatchEvent({type:"change"}),this.refresh())}get value(){return this._value}refresh(){this.events.dispatchEvent({type:"refresh"})}getValue(){const e=this.value;if(e&&null===this._cache&&"URL"===this.inputType&&e.value instanceof ArrayBuffer)this._cache=URL.createObjectURL(new Blob([e.value]));else if(e&&null!==e.value&&void 0!==e.value&&(("URL"===this.inputType||"String"===this.inputType)&&"string"==typeof e.value||"Number"===this.inputType&&"number"==typeof e.value||"Vector2"===this.inputType&&e.value.isVector2||"Vector3"===this.inputType&&e.value.isVector3||"Vector4"===this.inputType&&e.value.isVector4||"Color"===this.inputType&&e.value.isColor||"Matrix3"===this.inputType&&e.value.isMatrix3||"Matrix4"===this.inputType&&e.value.isMatrix4))return e.value;return this._cache||e}getNodeType(e){return this.value&&this.value.isNode?this.value.getNodeType(e):"float"}setup(){return this.value&&this.value.isNode?this.value:lm()}serialize(e){super.serialize(e),null!==this.value?"ArrayBuffer"===this.inputType?e.value=np(this.value):e.value=this.value?this.value.toJSON(e.meta).uuid:null:e.value=null,e.inputType=this.inputType,e.outputType=this.outputType}deserialize(e){super.deserialize(e);let t=null;null!==e.value&&(t="ArrayBuffer"===e.inputType?op(e.value):"Texture"===e.inputType?e.meta.textures[e.value]:e.meta.nodes[e.value]||null),this.value=t,this.inputType=e.inputType,this.outputType=e.outputType}}const UR=tm(zR);Mp("scriptableValue",UR),cp("ScriptableValueNode",zR);class OR extends Map{get(e,t=null,...s){if(this.has(e))return super.get(e);if(null!==t){const i=t(...s);return this.set(e,i),i}}}class LR{constructor(e){this.scriptableNode=e}get parameters(){return this.scriptableNode.parameters}get layout(){return this.scriptableNode.getLayout()}getInputLayout(e){return this.scriptableNode.getInputLayout(e)}get(e){const t=this.parameters[e];return t?t.getValue():null}}const VR=new OR;class DR extends lp{constructor(e=null,t={}){super(),this.codeNode=e,this.parameters=t,this._local=new OR,this._output=UR(),this._outputs={},this._source=this.source,this._method=null,this._object=null,this._value=null,this._needsOutputUpdate=!0,this.onRefresh=this.onRefresh.bind(this),this.isScriptableNode=!0}get source(){return this.codeNode?this.codeNode.code:""}setLocal(e,t){return this._local.set(e,t)}getLocal(e){return this._local.get(e)}onRefresh(){this._refresh()}getInputLayout(e){for(const t of this.getLayout())if(t.inputType&&(t.id===e||t.name===e))return t}getOutputLayout(e){for(const t of this.getLayout())if(t.outputType&&(t.id===e||t.name===e))return t}setOutput(e,t){const s=this._outputs;return void 0===s[e]?s[e]=UR(t):s[e].value=t,this}getOutput(e){return this._outputs[e]}getParameter(e){return this.parameters[e]}setParameter(e,t){const s=this.parameters;return t&&t.isScriptableNode?(this.deleteParameter(e),s[e]=t,s[e].getDefaultOutput().events.addEventListener("refresh",this.onRefresh)):t&&t.isScriptableValueNode?(this.deleteParameter(e),s[e]=t,s[e].events.addEventListener("refresh",this.onRefresh)):void 0===s[e]?(s[e]=UR(t),s[e].events.addEventListener("refresh",this.onRefresh)):s[e].value=t,this}getValue(){return this.getDefaultOutput().getValue()}deleteParameter(e){let t=this.parameters[e];return t&&(t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.removeEventListener("refresh",this.onRefresh)),this}clearParameters(){for(const e of Object.keys(this.parameters))this.deleteParameter(e);return this.needsUpdate=!0,this}call(e,...t){const s=this.getObject()[e];if("function"==typeof s)return s(...t)}async callAsync(e,...t){const s=this.getObject()[e];if("function"==typeof s)return"AsyncFunction"===s.constructor.name?await s(...t):s(...t)}getNodeType(e){return this.getDefaultOutputNode().getNodeType(e)}refresh(e=null){null!==e?this.getOutput(e).refresh():this._refresh()}getObject(){if(this.needsUpdate&&this.dispose(),null!==this._object)return this._object;const e=new LR(this),t=VR.get("THREE"),s=VR.get("TSL"),i=this.getMethod(this.codeNode),r=[e,this._local,VR,()=>this.refresh(),(e,t)=>this.setOutput(e,t),t,s];this._object=i(...r);const n=this._object.layout;if(n&&(!1===n.cache&&this._local.clear(),this._output.outputType=n.outputType||null,Array.isArray(n.elements)))for(const e of n.elements){const t=e.id||e.name;e.inputType&&(void 0===this.getParameter(t)&&this.setParameter(t,null),this.getParameter(t).inputType=e.inputType),e.outputType&&(void 0===this.getOutput(t)&&this.setOutput(t,null),this.getOutput(t).outputType=e.outputType)}return this._object}deserialize(e){super.deserialize(e);for(const e in this.parameters){let t=this.parameters[e];t.isScriptableNode&&(t=t.getDefaultOutput()),t.events.addEventListener("refresh",this.onRefresh)}}getLayout(){return this.getObject().layout}getDefaultOutputNode(){const e=this.getDefaultOutput().value;return e&&e.isNode?e:lm()}getDefaultOutput(){return this._exec()._output}getMethod(){if(this.needsUpdate&&this.dispose(),null!==this._method)return this._method;const e=["layout","init","main","dispose"].join(", "),t="\nreturn { ...output, "+e+" };",s="var "+e+"; var output = {};\n"+this.codeNode.code+t;return this._method=new Function(...["parameters","local","global","refresh","setOutput","THREE","TSL"],s),this._method}dispose(){null!==this._method&&(this._object&&"function"==typeof this._object.dispose&&this._object.dispose(),this._method=null,this._object=null,this._source=null,this._value=null,this._needsOutputUpdate=!0,this._output.value=null,this._outputs={})}setup(){return this.getDefaultOutputNode()}getCacheKey(e){const t=[this.source,this.getDefaultOutputNode().getCacheKey(e)];for(const s in this.parameters)t.push(this.parameters[s].getCacheKey(e));return t.join(",")}set needsUpdate(e){!0===e&&this.dispose()}get needsUpdate(){return this.source!==this._source}_exec(){return null===this.codeNode||(!0===this._needsOutputUpdate&&(this._value=this.call("main"),this._needsOutputUpdate=!1),this._output.value=this._value),this}_refresh(){this.needsUpdate=!0,this._exec(),this._output.refresh()}}const kR=tm(DR);Mp("scriptable",kR),cp("ScriptableNode",DR);class GR extends lp{constructor(e,t){super("float"),this.isFogNode=!0,this.colorNode=e,this.factorNode=t}getViewZNode(e){let t;const s=e.context.getViewZ;return void 0!==s&&(t=s(this)),(t||Hx.z).negate()}setup(){return this.factorNode}}const WR=tm(GR);Mp("fog",WR),cp("FogNode",GR);class HR extends GR{constructor(e,t,s){super(e),this.isFogRangeNode=!0,this.nearNode=t,this.farNode=s}setup(e){const t=this.getViewZNode(e);return jy(this.nearNode,this.farNode,t)}}const jR=tm(HR);Mp("rangeFog",jR),cp("FogRangeNode",HR);class qR extends GR{constructor(e,t){super(e),this.isFogExp2Node=!0,this.densityNode=t}setup(e){const t=this.getViewZNode(e),s=this.densityNode;return s.mul(s,t,t).negate().exp().oneMinus()}}const $R=tm(qR);Mp("densityFog",$R),cp("FogExp2Node",qR);let XR=null,YR=null;class JR extends lp{constructor(e=lm(),t=lm()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=e.getTypeLength(ip(this.minNode.value)),s=e.getTypeLength(ip(this.maxNode.value));return t>s?t:s}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}setup(e){const t=e.object;let s=null;if(t.count>1){const i=this.minNode.value,r=this.maxNode.value,n=e.getTypeLength(ip(i)),o=e.getTypeLength(ip(r));XR=XR||new _i,YR=YR||new _i,XR.setScalar(0),YR.setScalar(0),1===n?XR.setScalar(i):i.isColor?XR.set(i.r,i.g,i.b):XR.set(i.x,i.y,i.z||0,i.w||0),1===o?YR.setScalar(r):r.isColor?YR.set(r.r,r.g,r.b):YR.set(r.x,r.y,r.z||0,r.w||0);const a=4,h=a*t.count,u=new Float32Array(h);for(let e=0;eQp(new QR(Qp(e),t,s));Mp("compute",KR),cp("ComputeNode",QR);class eC extends lp{constructor(e=eC.TARGET_DIRECTION,t=null){super(),this.scope=e,this.light=t}setup(){const{scope:e,light:t}=this;let s=null;return e===eC.TARGET_DIRECTION&&(s=xx.transformDirection(Nx(t).sub(Nx(t.target)))),s}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}eC.TARGET_DIRECTION="targetDirection";const tC=tm(eC,eC.TARGET_DIRECTION);cp("LightNode",eC);const sC=im((e=>{const{lightDistance:t,cutoffDistance:s,decayExponent:i}=e,r=t.pow(i).max(.01).reciprocal();return s.greaterThan(0).select(r.mul(t.div(s).pow4().oneMinus().clamp().pow2()),r)}));class iC extends Hv{constructor(e=null){super(e),this.cutoffDistanceNode=df(0),this.decayExponentNode=df(0)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setup(e){const{colorNode:t,cutoffDistanceNode:s,decayExponentNode:i,light:r}=this,n=e.context.lightingModel,o=Cx(r).sub(Hx),a=o.normalize(),h=o.length(),u=sC({lightDistance:h,cutoffDistance:s,decayExponent:i}),l=t.mul(u),c=e.context.reflectedLight;n.direct({lightDirection:a,lightColor:l,reflectedLight:c},e.stack,e)}}cp("PointLightNode",iC),Yv(Nl,iC);class rC extends Hv{constructor(e=null){super(e)}setup(e){super.setup(e);const t=e.context.lightingModel,s=this.colorNode,i=tC(this.light),r=e.context.reflectedLight;t.direct({lightDirection:i,lightColor:s,reflectedLight:r},e.stack,e)}}cp("DirectionalLightNode",rC),Yv(El,rC);const nC=new or,oC=new or;let aC=null;class hC extends Hv{constructor(e=null){super(e),this.halfHeight=df(new Ei),this.halfWidth=df(new Ei)}update(e){super.update(e);const{light:t}=this,s=e.camera.matrixWorldInverse;oC.identity(),nC.copy(t.matrixWorld),nC.premultiply(s),oC.extractRotation(nC),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(oC),this.halfHeight.value.applyMatrix4(oC)}setup(e){let t,s;super.setup(e),e.isAvailable("float32Filterable")?(t=ux(aC.LTC_FLOAT_1),s=ux(aC.LTC_FLOAT_2)):(t=ux(aC.LTC_HALF_1),s=ux(aC.LTC_HALF_2));const{colorNode:i,light:r}=this,n=e.context.lightingModel,o=Cx(r),a=e.context.reflectedLight;n.directRectArea({lightColor:i,lightPosition:o,halfWidth:this.halfWidth,halfHeight:this.halfHeight,reflectedLight:a,ltc_1:t,ltc_2:s},e.stack,e)}static setLTC(e){aC=e}}cp("RectAreaLightNode",hC),Yv(Il,hC);class uC extends Hv{constructor(e=null){super(e),this.coneCosNode=df(0),this.penumbraCosNode=df(0),this.cutoffDistanceNode=df(0),this.decayExponentNode=df(0)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e){const{coneCosNode:t,penumbraCosNode:s}=this;return jy(t,s,e)}setup(e){super.setup(e);const t=e.context.lightingModel,{colorNode:s,cutoffDistanceNode:i,decayExponentNode:r,light:n}=this,o=Cx(n).sub(Hx),a=o.normalize(),h=a.dot(tC(n)),u=this.getSpotAttenuation(h),l=o.length(),c=sC({lightDistance:l,cutoffDistance:i,decayExponent:r}),d=s.mul(u).mul(c),p=e.context.reflectedLight;t.direct({lightDirection:a,lightColor:d,reflectedLight:p},e.stack,e)}}cp("SpotLightNode",uC),Yv(_l,uC);class lC extends _l{constructor(e,t,s,i,r,n){super(e,t,s,i,r,n),this.iesMap=null}copy(e,t){return super.copy(e,t),this.iesMap=e.iesMap,this}}class cC extends uC{getSpotAttenuation(e){const t=this.light.iesMap;let s=null;if(t&&!0===t.isTexture){const i=e.acos().mul(1/Math.PI);s=ux(t,mm(i,0),0).r}else s=super.getSpotAttenuation(e);return s}}cp("IESSpotLightNode",cC),Yv(lC,cC);class dC extends Hv{constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}cp("AmbientLightNode",dC),Yv(Bl,dC);class pC extends Hv{constructor(e=null){super(e),this.lightPositionNode=Nx(e),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=df(new Yr)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:s,lightDirectionNode:i}=this,r=Kx.dot(i).mul(.5).add(.5),n=ky(s,t,r);e.context.irradiance.addAssign(n)}}cp("HemisphereLightNode",pC),Yv(fl,pC);class mC extends Hv{constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new Ei);this.lightProbe=gb(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=gC(eb,this.lightProbe);e.context.irradiance.addAssign(t)}}const gC=im((([e,t])=>{const s=e.x,i=e.y,r=e.z,n=t.element(0).mul(.886227);return n.addAssign(t.element(1).mul(1.023328).mul(i)),n.addAssign(t.element(2).mul(1.023328).mul(r)),n.addAssign(t.element(3).mul(1.023328).mul(s)),n.addAssign(t.element(4).mul(.858086).mul(s).mul(i)),n.addAssign(t.element(5).mul(.858086).mul(i).mul(r)),n.addAssign(t.element(6).mul(r.mul(r).mul(.743125).sub(.247708))),n.addAssign(t.element(7).mul(.858086).mul(s).mul(r)),n.addAssign(t.element(8).mul(.429043).mul(bf(s,s).sub(bf(i,i)))),n}));cp("LightProbeNode",mC),Yv(Fl,mC);let fC=null;const yC=new WeakMap;function xC(e){let t=yC.get(e);if((void 0!==t?t.pmremVersion:-1)!==e.pmremVersion){const s=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const s=6;for(let i=0;i0}(s))return null;t=fC.fromEquirectangular(e,t)}t.pmremVersion=e.pmremVersion,yC.set(e,t)}return t.texture}class bC extends pp{constructor(e,t=null,s=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=s,this._generator=null;const i=new Ti;i.isRenderTargetTexture=!0,this._texture=ux(i),this._width=df(0),this._height=df(0),this._maxMip=df(0),this.updateBeforeType=Yd.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,s=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:s,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(){let e=this._pmrem;const t=e?e.pmremVersion:-1,s=this._value;t!==s.pmremVersion&&(e=!0===s.isPMREMTexture?s:xC(s),null!==e&&(this._pmrem=e,this.updateFromTexture(e)))}setup(e){null===fC&&(fC=e.createPMREMGenerator()),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this));const s=this.value;e.renderer.coordinateSystem===Vs&&!0!==s.isPMREMTexture&&!0===s.isRenderTargetTexture&&(t=xm(t.x.negate(),t.yz));let i=this.levelNode;return null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this)),f_(this._texture,t,i,this._width,this._height,this._maxMip)}}const vC=tm(bC);cp("PMREMNode",bC);const TC=new WeakMap;class _C extends Lv{constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let s=this.envNode;if(s.isTextureNode||s.isMaterialReferenceNode){const e=s.isTextureNode?s.value:t[s.property];let i=TC.get(e);void 0===i&&(i=vC(e),TC.set(e,i)),s=i}const i=t.envMap?xb("envMapIntensity","float",e.material):xb("environmentIntensity","float",e.scene),r=!0===t.useAnisotropy||t.anisotropy>0,n=eg(s,wC(Tg,r?RS:tb)).mul(i),o=eg(s,SC(sb)).mul(Math.PI).mul(i),a=Qm(n),h=Qm(o);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(h);const u=e.context.lightingModel.clearcoatRadiance;if(u){const e=eg(s,wC(Sg,ib)).mul(i),t=Qm(e);u.addAssign(t)}}}const wC=(e,t)=>{let s=null;return{getUV:()=>(null===s&&(s=jx.negate().reflect(t),s=e.mul(e).mix(s,t).normalize(),s=s.transformDirection(xx)),s),getTextureLevel:()=>e}},SC=e=>({getUV:()=>e,getTextureLevel:()=>lm(1)});cp("EnvironmentNode",_C);const MC=new WeakMap;class AC extends pp{constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=lb();const t=new to;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=Yd.RENDER}updateBefore(e){const{renderer:t,material:s}=e,i=this.envNode;if(i.isTextureNode||i.isMaterialReferenceNode){const e=i.isTextureNode?i.value:s[i.property];if(e&&e.isTexture){const s=e.mapping;if(s===le||s===ce){if(MC.has(e)){const t=MC.get(e);RC(t,e.mapping),this._cubeTexture=t}else{const s=e.image;if(function(e){return null!=e&&e.height>0}(s)){const i=new KT(s.height);i.fromEquirectangularTexture(t,e),RC(i.texture,e.mapping),this._cubeTexture=i.texture,MC.set(e,i.texture),e.addEventListener("dispose",NC)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function NC(e){const t=e.target;t.removeEventListener("dispose",NC);const s=MC.get(t);void 0!==s&&(MC.delete(t),s.dispose())}function RC(e,t){t===le?e.mapping=he:t===ce&&(e.mapping=ue)}const CC=tm(AC);cp("CubeMapNode",AC);class EC extends Lv{constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=CC(this.envNode)}}cp("BasicEnvironmentNode",EC);const BC=im((e=>{const t=e.uv.mul(2),s=t.x.floor(),i=t.y.floor();return s.add(i).mod(2).sign()}));class IC extends pp{constructor(e=pf()){super("float"),this.uvNode=e}setup(){return BC({uv:this.uvNode})}}const PC=tm(IC);Mp("checker",PC),cp("CheckerNode",IC);class FC extends nl{constructor(e){super(e),this.textures={}}load(e,t,s,i){const r=new hl(this.manager);r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials),r.load(e,(s=>{try{t(this.parse(JSON.parse(s)))}catch(t){i?i(t):console.error(t),this.manager.itemError(e)}}),s,i)}parseNodes(e){const t={};if(void 0!==e){for(const s of e){const{uuid:e,type:i}=s;t[e]=Qp(dp(i)),t[e].uuid=e}const s={nodes:t,textures:this.textures};for(const i of e){i.meta=s;t[i.uuid].deserialize(i),delete i.meta}}return t}parse(e){const t=Qp(dp(e.type));t.uuid=e.uuid;const s={nodes:this.parseNodes(e.nodes),textures:this.textures};return e.meta=s,t.deserialize(e),delete e.meta,t}setTextures(e){return this.textures=e,this}}const zC=new Va;class UC extends RT{constructor(e={}){super(),this.lights=!1,this.useAlphaToCoverage=!0,this.useColor=e.vertexColors,this.pointWidth=1,this.pointColorNode=null,this.setDefaultValues(zC),this.setupShaders(),this.setValues(e)}setup(e){this.setupShaders(),super.setup(e)}setupShaders(){const e=this.alphaToCoverage,t=this.useColor;this.vertexNode=im((()=>{qm(mm(),"vUv").assign(pf());const e=Xm("instancePosition"),t=yg("vec4","mvPos");t.assign(Ix.mul(_m(e,1)));const s=nT.z.div(nT.w),i=fx.mul(t),r=yg("vec2","offset");return r.assign(Vx.xy),r.assign(r.mul(iv)),r.assign(r.div(nT.z)),r.y.assign(r.y.mul(s)),r.assign(r.mul(i.w)),i.assign(i.add(_m(r,0,0))),i}))(),this.fragmentNode=im((()=>{const s=qm(mm(),"vUv"),i=yg("float","alpha");i.assign(1);const r=s.x,n=s.y,o=r.mul(r).add(n.mul(n));if(e){const e=yg("float","dlen");e.assign(o.fwidth()),i.assign(jy(e.oneMinus(),e.add(1),o).oneMinus())}else o.greaterThan(1).discard();let a;if(this.pointColorNode)a=this.pointColorNode;else if(t){a=Xm("instanceColor").mul(Mb)}else a=Mb;return _m(a,i)}))(),this.needsUpdate=!0}get alphaToCoverage(){return this.useAlphaToCoverage}set alphaToCoverage(e){this.useAlphaToCoverage!==e&&(this.useAlphaToCoverage=e,this.needsUpdate=!0)}}CT("InstancedPointsNodeMaterial",UC);const OC=new Ma;class LC extends RT{constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.lights=!1,this.setDefaultValues(OC),this.setValues(e)}}CT("LineBasicNodeMaterial",LC);const VC=new zu;class DC extends RT{constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.lights=!1,this.setDefaultValues(VC),this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode,t=this.dashScaleNode?lm(this.dashScaleNode):Qb,s=this.dashSizeNode?lm(this.dashSizeNode):Kb,i=this.dashSizeNode?lm(this.dashGapNode):ev;Lg.assign(s),Vg.assign(i);const r=qm(Xm("lineDistance").mul(t));(e?r.add(e):r).mod(Lg.add(Vg)).greaterThan(Lg).discard()}}CT("LineDashedNodeMaterial",DC);const kC=new zu;class GC extends RT{constructor(e={}){super(),this.lights=!1,this.setDefaultValues(kC),this.useAlphaToCoverage=!0,this.useColor=e.vertexColors,this.useDash=e.dashed,this.useWorldUnits=!1,this.dashOffset=0,this.lineWidth=1,this.lineColorNode=null,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setup(e){this.setupShaders(),super.setup(e)}setupShaders(){const e=this.alphaToCoverage,t=this.useColor,s=this.dashed,i=this.worldUnits,r=im((({start:e,end:t})=>{const s=fx.element(2).element(2),i=fx.element(3).element(2).mul(-.5).div(s).sub(e.z).div(t.z.sub(e.z));return _m(ky(e.xyz,t.xyz,i),t.w)}));this.vertexNode=im((()=>{xg("vec2","vUv").assign(pf());const e=Xm("instanceStart"),t=Xm("instanceEnd"),n=yg("vec4","start"),o=yg("vec4","end");n.assign(Ix.mul(_m(e,1))),o.assign(Ix.mul(_m(t,1))),i&&(xg("vec3","worldStart").assign(n.xyz),xg("vec3","worldEnd").assign(o.xyz));const a=nT.z.div(nT.w),h=fx.element(2).element(3).equal(-1);am(h,(()=>{am(n.z.lessThan(0).and(o.z.greaterThan(0)),(()=>{o.assign(r({start:n,end:o}))})).ElseIf(o.z.lessThan(0).and(n.z.greaterThanEqual(0)),(()=>{n.assign(r({start:o,end:n}))}))}));const u=fx.mul(n),l=fx.mul(o),c=u.xyz.div(u.w),d=l.xyz.div(l.w),p=d.xy.sub(c.xy).temp();p.x.assign(p.x.mul(a)),p.assign(p.normalize());const m=hg(_m());if(i){const e=o.xyz.sub(n.xyz).normalize(),t=ky(n.xyz,o.xyz,.5).normalize(),i=e.cross(t).normalize(),r=e.cross(i),a=xg("vec4","worldPos");a.assign(Vx.y.lessThan(.5).select(n,o));const h=tv.mul(.5);a.addAssign(_m(Vx.x.lessThan(0).select(i.mul(h),i.mul(h).negate()),0)),s||(a.addAssign(_m(Vx.y.lessThan(.5).select(e.mul(h).negate(),e.mul(h)),0)),a.addAssign(_m(r.mul(h),0)),am(Vx.y.greaterThan(1).or(Vx.y.lessThan(0)),(()=>{a.subAssign(_m(r.mul(2).mul(h),0))}))),m.assign(fx.mul(a));const u=hg(xm());u.assign(Vx.y.lessThan(.5).select(c,d)),m.z.assign(u.z.mul(m.w))}else{const e=yg("vec2","offset");e.assign(mm(p.y,p.x.negate())),p.x.assign(p.x.div(a)),e.x.assign(e.x.div(a)),e.assign(Vx.x.lessThan(0).select(e.negate(),e)),am(Vx.y.lessThan(0),(()=>{e.assign(e.sub(p))})).ElseIf(Vx.y.greaterThan(1),(()=>{e.assign(e.add(p))})),e.assign(e.mul(tv)),e.assign(e.div(nT.w)),m.assign(Vx.y.lessThan(.5).select(u,l)),e.assign(e.mul(m.w)),m.assign(m.add(_m(e,0,0)))}return m}))();const n=im((({p1:e,p2:t,p3:s,p4:i})=>{const r=e.sub(s),n=i.sub(s),o=t.sub(e),a=r.dot(n),h=n.dot(o),u=r.dot(o),l=n.dot(n),c=o.dot(o).mul(l).sub(h.mul(h)),d=a.mul(h).sub(u.mul(l)).div(c).clamp(),p=a.add(h.mul(d)).div(l).clamp();return mm(d,p)}));this.fragmentNode=im((()=>{const r=xg("vec2","vUv");if(s){const e=this.offsetNode?lm(this.offsetNodeNode):sv,t=this.dashScaleNode?lm(this.dashScaleNode):Qb,s=this.dashSizeNode?lm(this.dashSizeNode):Kb,i=this.dashSizeNode?lm(this.dashGapNode):ev;Lg.assign(s),Vg.assign(i);const n=Xm("instanceDistanceStart"),o=Xm("instanceDistanceEnd"),a=Vx.y.lessThan(.5).select(t.mul(n),Qb.mul(o)),h=qm(a.add(sv)),u=e?h.add(e):h;r.y.lessThan(-1).or(r.y.greaterThan(1)).discard(),u.mod(Lg.add(Vg)).greaterThan(Lg).discard()}const o=yg("float","alpha");if(o.assign(1),i){const t=xg("vec3","worldStart"),i=xg("vec3","worldEnd"),r=xg("vec4","worldPos").xyz.normalize().mul(1e5),a=i.sub(t),h=n({p1:t,p2:i,p3:xm(0,0,0),p4:r}),u=t.add(a.mul(h.x)),l=r.mul(h.y),c=u.sub(l).length().div(tv);if(!s)if(e){const e=c.fwidth();o.assign(jy(e.negate().add(.5),e.add(.5),c).oneMinus())}else c.greaterThan(.5).discard()}else if(e){const e=r.x,t=r.y.greaterThan(0).select(r.y.sub(1),r.y.add(1)),s=e.mul(e).add(t.mul(t)),i=yg("float","dlen");i.assign(s.fwidth()),am(r.y.abs().greaterThan(1),(()=>{o.assign(jy(i.oneMinus(),i.add(1),s).oneMinus())}))}else am(r.y.abs().greaterThan(1),(()=>{const e=r.x,t=r.y.greaterThan(0).select(r.y.sub(1),r.y.add(1));e.mul(e).add(t.mul(t)).greaterThan(1).discard()}));let a;if(this.lineColorNode)a=this.lineColorNode;else if(t){const e=Xm("instanceColorStart"),t=Xm("instanceColorEnd");a=Vx.y.lessThan(.5).select(e,t).mul(Mb)}else a=Mb;return _m(a,o)}))()}get worldUnits(){return this.useWorldUnits}set worldUnits(e){this.useWorldUnits!==e&&(this.useWorldUnits=e,this.needsUpdate=!0)}get dashed(){return this.useDash}set dashed(e){this.useDash!==e&&(this.useDash=e,this.needsUpdate=!0)}get alphaToCoverage(){return this.useAlphaToCoverage}set alphaToCoverage(e){this.useAlphaToCoverage!==e&&(this.useAlphaToCoverage=e,this.needsUpdate=!0)}}CT("Line2NodeMaterial",GC);const WC=new Eu;class HC extends RT{constructor(e){super(),this.lights=!1,this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(WC),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?lm(this.opacityNode):Rb;bg.assign(_m(Bw(tb),e))}}CT("MeshNormalNodeMaterial",HC);class jC extends Lv{constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=lm(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}cp("BasicLightMapNode",jC);class qC extends og{constructor(){super()}indirect(e,t,s){const i=e.ambientOcclusion,r=e.reflectedLight,n=s.context.irradianceLightMap;r.indirectDiffuse.assign(_m(0)),n?r.indirectDiffuse.addAssign(n):r.indirectDiffuse.addAssign(_m(1,1,1,0)),r.indirectDiffuse.mulAssign(i),r.indirectDiffuse.mulAssign(bg.rgb)}finish(e,t,s){const i=s.material,r=e.outgoingLight,n=s.context.environment;if(n)switch(i.combine){case 0:r.rgb.assign(ky(r.rgb,r.rgb.mul(n.rgb),Ib.mul(Pb)));break;case 1:r.rgb.assign(ky(r.rgb,n.rgb,Ib.mul(Pb)));break;case 2:r.rgb.addAssign(n.rgb.mul(Ib.mul(Pb)));break;default:console.warn("THREE.BasicLightingModel: Unsupported .combine value:",i.combine)}}}const $C=new Kr;class XC extends RT{constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues($C),this.setValues(e)}setupNormal(){return Kx}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new EC(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new jC(nv)),t}setupOutgoingLight(){return bg.rgb}setupLightingModel(){return new qC}}CT("MeshBasicNodeMaterial",XC);const YC=im((({f0:e,f90:t,dotVH:s})=>{const i=s.mul(-5.55473).sub(6.98316).mul(s).exp2();return e.mul(i.oneMinus()).add(t.mul(i))})),JC=im((e=>e.diffuseColor.mul(1/Math.PI))),ZC=im((({dotNH:e})=>Ug.mul(lm(.5)).add(1).mul(lm(1/Math.PI)).mul(e.pow(Ug)))),QC=im((({lightDirection:e})=>{const t=e.add(jx).normalize(),s=tb.dot(t).clamp(),i=jx.dot(t).clamp(),r=YC({f0:Fg,f90:1,dotVH:i}),n=lm(.25),o=ZC({dotNH:s});return r.mul(n).mul(o)}));class KC extends qC{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:s}){const i=tb.dot(e).clamp().mul(t);s.directDiffuse.addAssign(i.mul(JC({diffuseColor:bg.rgb}))),!0===this.specular&&s.directSpecular.addAssign(i.mul(QC({lightDirection:e})).mul(Ib))}indirect({ambientOcclusion:e,irradiance:t,reflectedLight:s}){s.indirectDiffuse.addAssign(t.mul(JC({diffuseColor:bg}))),s.indirectDiffuse.mulAssign(e)}}const eE=new Bu;class tE extends RT{constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(eE),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new EC(t):null}setupLightingModel(){return new KC(!1)}}CT("MeshLambertNodeMaterial",tE);const sE=new Ru;class iE extends RT{constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(sE),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new EC(t):null}setupLightingModel(){return new KC}setupVariants(){const e=(this.shininessNode?lm(this.shininessNode):Ab).max(1e-4);Ug.assign(e);const t=this.specularNode||Cb;Fg.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}CT("MeshPhongNodeMaterial",iE);const rE=im((()=>{const e=Kx.dFdx().abs().max(Kx.dFdy().abs());return e.x.max(e.y).max(e.z)})),nE=im((e=>{const{roughness:t}=e,s=rE();let i=t.max(.0525);return i=i.add(s),i=i.min(1),i})),oE=im((({alpha:e,dotNL:t,dotNV:s})=>{const i=e.pow2(),r=t.mul(i.add(i.oneMinus().mul(s.pow2())).sqrt()),n=s.mul(i.add(i.oneMinus().mul(t.pow2())).sqrt());return vf(.5,r.add(n).max(Df))})).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),aE=im((({alphaT:e,alphaB:t,dotTV:s,dotBV:i,dotTL:r,dotBL:n,dotNV:o,dotNL:a})=>{const h=a.mul(xm(e.mul(s),t.mul(i),o).length()),u=o.mul(xm(e.mul(r),t.mul(n),a).length());return vf(.5,h.add(u)).saturate()})).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),hE=im((({alpha:e,dotNH:t})=>{const s=e.pow2(),i=t.pow2().mul(s.oneMinus()).oneMinus();return s.div(i.pow2()).mul(1/Math.PI)})).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),uE=lm(1/Math.PI),lE=im((({alphaT:e,alphaB:t,dotNH:s,dotTH:i,dotBH:r})=>{const n=e.mul(t),o=xm(t.mul(i),e.mul(r),n.mul(s)),a=o.dot(o),h=n.div(a);return uE.mul(n.mul(h.pow2()))})).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),cE=im((e=>{const{lightDirection:t,f0:s,f90:i,roughness:r,f:n,USE_IRIDESCENCE:o,USE_ANISOTROPY:a}=e,h=e.normalView||tb,u=r.pow2(),l=t.add(jx).normalize(),c=h.dot(t).clamp(),d=h.dot(jx).clamp(),p=h.dot(l).clamp(),m=jx.dot(l).clamp();let g,f,y=YC({f0:s,f90:i,dotVH:m});if(Yp(o)&&(y=Ng.mix(y,n)),Yp(a)){const e=Ig.dot(t),s=Ig.dot(jx),i=Ig.dot(l),r=Pg.dot(t),n=Pg.dot(jx),o=Pg.dot(l);g=aE({alphaT:Eg,alphaB:u,dotTV:s,dotBV:n,dotTL:e,dotBL:r,dotNV:d,dotNL:c}),f=lE({alphaT:Eg,alphaB:u,dotNH:p,dotTH:i,dotBH:o})}else g=oE({alpha:u,dotNL:c,dotNV:d}),f=hE({alpha:u,dotNH:p});return y.mul(g).mul(f)})),dE=im((({roughness:e,dotNV:t})=>{const s=_m(-1,-.0275,-.572,.022),i=_m(1,.0425,1.04,-.04),r=e.mul(s).add(i),n=r.x.mul(r.x).min(t.mul(-9.28).exp2()).mul(r.x).add(r.y);return mm(-1.04,1.04).mul(n).add(r.zw)})).setLayout({name:"DFGApprox",type:"vec2",inputs:[{name:"roughness",type:"float"},{name:"dotNV",type:"vec3"}]}),pE=im((e=>{const{dotNV:t,specularColor:s,specularF90:i,roughness:r}=e,n=dE({dotNV:t,roughness:r});return s.mul(n.x).add(i.mul(n.y))})),mE=im((({f:e,f90:t,dotVH:s})=>{const i=s.oneMinus().saturate(),r=i.mul(i),n=i.mul(r,r).clamp(0,.9999);return e.sub(xm(t).mul(n)).div(n.oneMinus())})).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),gE=im((({roughness:e,dotNH:t})=>{const s=e.pow2(),i=lm(1).div(s),r=t.pow2().oneMinus().max(.0078125);return lm(2).add(i).mul(r.pow(i.mul(.5))).div(2*Math.PI)})).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),fE=im((({dotNV:e,dotNL:t})=>lm(1).div(lm(4).mul(t.add(e).sub(t.mul(e)))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),yE=im((({lightDirection:e})=>{const t=e.add(jx).normalize(),s=tb.dot(e).clamp(),i=tb.dot(jx).clamp(),r=tb.dot(t).clamp(),n=gE({roughness:Ag,dotNH:r}),o=fE({dotNV:i,dotNL:s});return Mg.mul(n).mul(o)})),xE=im((({N:e,V:t,roughness:s})=>{const i=e.dot(t).saturate(),r=mm(s,i.oneMinus().sqrt());return r.assign(r.mul(.984375).add(.0078125)),r})).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),bE=im((({f:e})=>{const t=e.length();return Ay(t.mul(t).add(e.z).div(t.add(1)),0)})).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),vE=im((({v1:e,v2:t})=>{const s=e.dot(t),i=s.abs().toVar(),r=i.mul(.0145206).add(.4965155).mul(i).add(.8543985).toVar(),n=i.add(4.1616724).mul(i).add(3.417594).toVar(),o=r.div(n),a=s.greaterThan(0).select(o,Ay(s.mul(s).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(o));return e.cross(t).mul(a)})).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),TE=im((({N:e,V:t,P:s,mInv:i,p0:r,p1:n,p2:o,p3:a})=>{const h=n.sub(r).toVar(),u=a.sub(r).toVar(),l=h.cross(u),c=xm().toVar();return am(l.dot(s.sub(r)).greaterThanEqual(0),(()=>{const h=t.sub(e.mul(t.dot(e))).normalize(),u=e.cross(h).negate(),l=i.mul(Em(h,u,e).transpose()).toVar(),d=l.mul(r.sub(s)).normalize().toVar(),p=l.mul(n.sub(s)).normalize().toVar(),m=l.mul(o.sub(s)).normalize().toVar(),g=l.mul(a.sub(s)).normalize().toVar(),f=xm(0).toVar();f.addAssign(vE({v1:d,v2:p})),f.addAssign(vE({v1:p,v2:m})),f.addAssign(vE({v1:m,v2:g})),f.addAssign(vE({v1:g,v2:d})),c.assign(xm(bE({f:f})))})),c})).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),_E=im((([e,t,s,i,r])=>{const n=xm(Hy(t.negate(),iy(e),vf(1,i))),o=xm(py(r[0].xyz),py(r[1].xyz),py(r[2].xyz));return iy(n).mul(s.mul(o))})).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),wE=im((([e,t])=>e.mul(Gy(t.mul(2).sub(2),0,1)))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),SE=pT(),ME=im((([e,t,s])=>{const i=SE.uv(e),r=Qf(lm(rT.x)).mul(wE(t,s));return i.bicubic(r)})),AE=im((([e,t,s])=>(am(s.notEqual(0),(()=>{const i=Zf(t).negate().div(s);return Yf(i.negate().mul(e))})),xm(1)))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),NE=im((([e,t,s,i,r,n,o,a,h,u,l,c,d,p,m])=>{let g,f;if(m){g=_m().toVar(),f=xm().toVar();const r=l.sub(1).mul(m.mul(.025)),n=xm(l.sub(r),l,l.add(r));Ev({start:0,end:3},(({i:r})=>{const l=n.element(r),m=_E(e,t,c,l,a),y=o.add(m),x=u.mul(h.mul(_m(y,1))),b=mm(x.xy.div(x.w)).toVar();b.addAssign(1),b.divAssign(2),b.assign(mm(b.x,b.y.oneMinus()));const v=ME(b,s,l);g.element(r).assign(v.element(r)),g.a.addAssign(v.a),f.element(r).assign(i.element(r).mul(AE(py(m),d,p).element(r)))})),g.a.divAssign(3)}else{const r=_E(e,t,c,l,a),n=o.add(r),m=u.mul(h.mul(_m(n,1))),y=mm(m.xy.div(m.w)).toVar();y.addAssign(1),y.divAssign(2),y.assign(mm(y.x,y.y.oneMinus())),g=ME(y,s,l),f=i.mul(AE(py(r),d,p))}const y=f.rgb.mul(g.rgb),x=e.dot(t).clamp(),b=xm(pE({dotNV:x,specularColor:r,specularF90:n,roughness:s})),v=f.r.add(f.g,f.b).div(3);return _m(b.oneMinus().mul(y),g.a.oneMinus().mul(v).oneMinus())})),RE=Em(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),CE=(e,t)=>e.sub(t).div(e.add(t)).pow2(),EE=(e,t)=>{const s=e.mul(2*Math.PI*1e-9),i=xm(54856e-17,44201e-17,52481e-17),r=xm(1681e3,1795300,2208400),n=xm(43278e5,93046e5,66121e5),o=lm(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(s.mul(2239900).add(t.x).cos()).mul(s.pow2().mul(-45282e5).exp());let a=i.mul(n.mul(2*Math.PI).sqrt()).mul(r.mul(s).add(t).cos()).mul(s.pow2().negate().mul(n).exp());a=xm(a.x.add(o),a.y,a.z).div(1.0685e-7);return RE.mul(a)},BE=im((({outsideIOR:e,eta2:t,cosTheta1:s,thinFilmThickness:i,baseF0:r})=>{const n=ky(e,t,jy(0,.03,i)),o=e.div(n).pow2().mul(lm(1).sub(s.pow2())),a=lm(1).sub(o).sqrt(),h=CE(n,e),u=YC({f0:h,f90:1,dotVH:s}),l=u.oneMinus(),c=n.lessThan(e).select(Math.PI,0),d=lm(Math.PI).sub(c),p=(e=>{const t=e.sqrt();return xm(1).add(t).div(xm(1).sub(t))})(r.clamp(0,.9999)),m=CE(p,n.toVec3()),g=YC({f0:m,f90:1,dotVH:a}),f=xm(p.x.lessThan(n).select(Math.PI,0),p.y.lessThan(n).select(Math.PI,0),p.z.lessThan(n).select(Math.PI,0)),y=n.mul(i,a,2),x=xm(d).add(f),b=u.mul(g).clamp(1e-5,.9999),v=b.sqrt(),T=l.pow2().mul(g).div(xm(1).sub(b));let _=u.add(T),w=T.sub(l);for(let e=1;e<=2;++e){w=w.mul(v);const t=EE(lm(e).mul(y),lm(e).mul(x)).mul(2);_=_.add(w.mul(t))}return _.max(xm(0))})).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),IE=im((({normal:e,viewDir:t,roughness:s})=>{const i=e.dot(t).saturate(),r=s.pow2(),n=$T(s.lessThan(.25),lm(-339.2).mul(r).add(lm(161.4).mul(s)).sub(25.9),lm(-8.48).mul(r).add(lm(14.3).mul(s)).sub(9.95)),o=$T(s.lessThan(.25),lm(44).mul(r).sub(lm(23.7).mul(s)).add(3.26),lm(1.97).mul(r).sub(lm(3.27).mul(s)).add(.72));return $T(s.lessThan(.25),0,lm(.1).mul(s).sub(.025)).add(n.mul(i).add(o).exp()).mul(1/Math.PI).saturate()})),PE=xm(.04),FE=lm(1);class zE extends og{constructor(e=!1,t=!1,s=!1,i=!1,r=!1,n=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=s,this.anisotropy=i,this.transmission=r,this.dispersion=n,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=xm().temp("clearcoatRadiance"),this.clearcoatSpecularDirect=xm().temp("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=xm().temp("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=xm().temp("sheenSpecularDirect"),this.sheenSpecularIndirect=xm().temp("sheenSpecularIndirect")),!0===this.iridescence){const e=tb.dot(jx).clamp();this.iridescenceFresnel=BE({outsideIOR:lm(1),eta2:Rg,cosTheta1:e,thinFilmThickness:Cg,baseF0:Fg}),this.iridescenceF0=mE({f:this.iridescenceFresnel,f90:1,dotVH:e})}if(!0===this.transmission){const t=Gx,s=Tx.sub(Gx).normalize(),i=sb;e.backdrop=NE(i,s,Tg,bg,Fg,zg,t,Fx,xx,fx,kg,Wg,jg,Hg,this.dispersion?qg:null),e.backdropAlpha=Gg,bg.a.mulAssign(ky(1,e.backdrop.a,Gg))}}computeMultiscattering(e,t,s){const i=tb.dot(jx).clamp(),r=dE({roughness:Tg,dotNV:i}),n=(this.iridescenceF0?Ng.mix(Fg,this.iridescenceF0):Fg).mul(r.x).add(s.mul(r.y)),o=r.x.add(r.y).oneMinus(),a=Fg.add(Fg.oneMinus().mul(.047619)),h=n.mul(a).div(o.mul(a).oneMinus());e.addAssign(n),t.addAssign(h.mul(o))}direct({lightDirection:e,lightColor:t,reflectedLight:s}){const i=tb.dot(e).clamp().mul(t);if(!0===this.sheen&&this.sheenSpecularDirect.addAssign(i.mul(yE({lightDirection:e}))),!0===this.clearcoat){const s=ib.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(s.mul(cE({lightDirection:e,f0:PE,f90:FE,roughness:Sg,normalView:ib})))}s.directDiffuse.addAssign(i.mul(JC({diffuseColor:bg.rgb}))),s.directSpecular.addAssign(i.mul(cE({lightDirection:e,f0:Fg,f90:1,roughness:Tg,iridescence:this.iridescence,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:s,halfHeight:i,reflectedLight:r,ltc_1:n,ltc_2:o}){const a=t.add(s).sub(i),h=t.sub(s).sub(i),u=t.sub(s).add(i),l=t.add(s).add(i),c=tb,d=jx,p=Hx.toVar(),m=xE({N:c,V:d,roughness:Tg}),g=n.uv(m).toVar(),f=o.uv(m).toVar(),y=Em(xm(g.x,0,g.y),xm(0,1,0),xm(g.z,0,g.w)).toVar(),x=Fg.mul(f.x).add(Fg.oneMinus().mul(f.y)).toVar();r.directSpecular.addAssign(e.mul(x).mul(TE({N:c,V:d,P:p,mInv:y,p0:a,p1:h,p2:u,p3:l}))),r.directDiffuse.addAssign(e.mul(bg).mul(TE({N:c,V:d,P:p,mInv:Em(1,0,0,0,1,0,0,0,1),p0:a,p1:h,p2:u,p3:l})))}indirect(e,t,s){this.indirectDiffuse(e,t,s),this.indirectSpecular(e,t,s),this.ambientOcclusion(e,t,s)}indirectDiffuse({irradiance:e,reflectedLight:t}){t.indirectDiffuse.addAssign(e.mul(JC({diffuseColor:bg})))}indirectSpecular({radiance:e,iblIrradiance:t,reflectedLight:s}){if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(t.mul(Mg,IE({normal:tb,viewDir:jx,roughness:Ag}))),!0===this.clearcoat){const e=ib.dot(jx).clamp(),t=pE({dotNV:e,specularColor:PE,specularF90:FE,roughness:Sg});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=xm().temp("singleScattering"),r=xm().temp("multiScattering"),n=t.mul(1/Math.PI);this.computeMultiscattering(i,r,zg);const o=i.add(r),a=bg.mul(o.r.max(o.g).max(o.b).oneMinus());s.indirectSpecular.addAssign(e.mul(i)),s.indirectSpecular.addAssign(r.mul(n)),s.indirectDiffuse.addAssign(a.mul(n))}ambientOcclusion({ambientOcclusion:e,reflectedLight:t}){const s=tb.dot(jx).clamp().add(e),i=Tg.mul(-16).oneMinus().negate().exp2(),r=e.sub(s.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(e),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(e),t.indirectDiffuse.mulAssign(e),t.indirectSpecular.mulAssign(r)}finish(e){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=ib.dot(jx).clamp(),s=YC({dotVH:e,f0:PE,f90:FE}),i=t.mul(wg.mul(s).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(wg));t.assign(i)}if(!0===this.sheen){const e=Mg.r.max(Mg.g).max(Mg.b).mul(.157).oneMinus(),s=t.mul(e).add(this.sheenSpecularDirect,this.sheenSpecularIndirect);t.assign(s)}}}const UE=new Au;class OE extends RT{constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(UE),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new _C(t):null}setupLightingModel(){return new zE}setupSpecular(){const e=ky(xm(.04),bg.rgb,_g);Fg.assign(e),zg.assign(1)}setupVariants(){const e=this.metalnessNode?lm(this.metalnessNode):zb;_g.assign(e);let t=this.roughnessNode?lm(this.roughnessNode):Fb;t=nE({roughness:t}),Tg.assign(t),this.setupSpecular(),bg.assign(_m(bg.rgb.mul(e.oneMinus()),bg.a))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}CT("MeshStandardNodeMaterial",OE);const LE=new Nu;class VE extends OE{constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(LE),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?lm(this.iorNode):Yb;kg.assign(e),Fg.assign(ky(My(zy(kg.sub(1).div(kg.add(1))).mul(Bb),xm(1)).mul(Eb),bg.rgb,_g)),zg.assign(ky(Eb,1,_g))}setupLightingModel(){return new zE(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?lm(this.clearcoatNode):Ob,t=this.clearcoatRoughnessNode?lm(this.clearcoatRoughnessNode):Lb;wg.assign(e),Sg.assign(nE({roughness:t}))}if(this.useSheen){const e=this.sheenNode?xm(this.sheenNode):kb,t=this.sheenRoughnessNode?lm(this.sheenRoughnessNode):Gb;Mg.assign(e),Ag.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?lm(this.iridescenceNode):Hb,t=this.iridescenceIORNode?lm(this.iridescenceIORNode):jb,s=this.iridescenceThicknessNode?lm(this.iridescenceThicknessNode):qb;Ng.assign(e),Rg.assign(t),Cg.assign(s)}if(this.useAnisotropy){const e=(this.anisotropyNode?mm(this.anisotropyNode):Wb).toVar();Bg.assign(e.length()),am(Bg.equal(0),(()=>{e.assign(mm(1,0))})).Else((()=>{e.divAssign(mm(Bg)),Bg.assign(Bg.saturate())})),Eg.assign(Bg.pow2().mix(Tg.pow2(),1)),Ig.assign(MS[0].mul(e.x).add(MS[1].mul(e.y))),Pg.assign(MS[1].mul(e.x).sub(MS[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?lm(this.transmissionNode):$b,t=this.thicknessNode?lm(this.thicknessNode):Xb,s=this.attenuationDistanceNode?lm(this.attenuationDistanceNode):Jb,i=this.attenuationColorNode?xm(this.attenuationColorNode):Zb;if(Gg.assign(e),Wg.assign(t),Hg.assign(s),jg.assign(i),this.useDispersion){const e=this.dispersionNode?lm(this.dispersionNode):rv;qg.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?xm(this.clearcoatNormalNode):Vb}setup(e){e.context.setupClearcoatNormal=()=>this.setupClearcoatNormal(e),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}CT("MeshPhysicalNodeMaterial",VE);class DE extends zE{constructor(e,t,s,i){super(e,t,s),this.useSSS=i}direct({lightDirection:e,lightColor:t,reflectedLight:s},i,r){if(!0===this.useSSS){const i=r.material,{thicknessColorNode:n,thicknessDistortionNode:o,thicknessAmbientNode:a,thicknessAttenuationNode:h,thicknessPowerNode:u,thicknessScaleNode:l}=i,c=e.add(tb.mul(o)).normalize(),d=lm(jx.dot(c.negate()).saturate().pow(u).mul(l)),p=xm(d.add(a).mul(n));s.directDiffuse.addAssign(p.mul(h.mul(t)))}super.direct({lightDirection:e,lightColor:t,reflectedLight:s},i,r)}}class kE extends VE{constructor(e){super(e),this.thicknessColorNode=null,this.thicknessDistortionNode=lm(.1),this.thicknessAmbientNode=lm(0),this.thicknessAttenuationNode=lm(.1),this.thicknessPowerNode=lm(2),this.thicknessScaleNode=lm(10)}get useSSS(){return null!==this.thicknessColorNode}setupLightingModel(){return new DE(this.useClearcoat,this.useSheen,this.useIridescence,this.useSSS)}copy(e){return this.thicknessColorNode=e.thicknessColorNode,this.thicknessDistortionNode=e.thicknessDistortionNode,this.thicknessAmbientNode=e.thicknessAmbientNode,this.thicknessAttenuationNode=e.thicknessAttenuationNode,this.thicknessPowerNode=e.thicknessPowerNode,this.thicknessScaleNode=e.thicknessScaleNode,super.copy(e)}}CT("MeshSSSNodeMaterial",kE);const GE=im((({normal:e,lightDirection:t,builder:s})=>{const i=e.dot(t),r=mm(i.mul(.5).add(.5),0);if(s.material.gradientMap){const e=Tb("gradientMap","texture").context({getUV:()=>r});return xm(e.r)}{const e=r.fwidth().mul(.5);return ky(xm(.7),xm(1),jy(lm(.7).sub(e.x),lm(.7).add(e.x),r.x))}}));class WE extends og{direct({lightDirection:e,lightColor:t,reflectedLight:s},i,r){const n=GE({normal:Yx,lightDirection:e,builder:r}).mul(t);s.directDiffuse.addAssign(n.mul(JC({diffuseColor:bg.rgb})))}indirect({ambientOcclusion:e,irradiance:t,reflectedLight:s}){s.indirectDiffuse.addAssign(t.mul(JC({diffuseColor:bg}))),s.indirectDiffuse.mulAssign(e)}}const HE=new Cu;class jE extends RT{constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(HE),this.setValues(e)}setupLightingModel(){return new WE}}CT("MeshToonNodeMaterial",jE);const qE=new Fu;class $E extends RT{constructor(e){super(),this.lights=!1,this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(qE),this.setValues(e)}setupVariants(e){const t=bw;let s;s=e.material.matcap?Tb("matcap","texture").context({getUV:()=>t}):xm(ky(.2,.8,t.y)),bg.rgb.mulAssign(s.rgb)}}CT("MeshMatcapNodeMaterial",$E);const XE=new Va;class YE extends RT{constructor(e){super(),this.isPointsNodeMaterial=!0,this.lights=!1,this.transparent=!0,this.sizeNode=null,this.setDefaultValues(XE),this.setValues(e)}copy(e){return this.sizeNode=e.sizeNode,super.copy(e)}}CT("PointsNodeMaterial",YE);const JE=new uo;class ZE extends RT{constructor(e){super(),this.isSpriteNodeMaterial=!0,this.lights=!1,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.setDefaultValues(JE),this.setValues(e)}setupPosition({object:e,context:t}){const{positionNode:s,rotationNode:i,scaleNode:r}=this,n=Dx;let o=Ix.mul(xm(s||0)),a=mm(Fx[0].xyz.length(),Fx[1].xyz.length());null!==r&&(a=a.mul(r));let h=n.xy;e.center&&!0===e.center.isVector2&&(h=h.sub(df(e.center).sub(.5))),h=h.mul(a);const u=lm(i||Db),l=h.rotate(u);o=_m(o.xy.add(l),o.zw);const c=fx.mul(o);return t.vertex=n,c}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}}CT("SpriteNodeMaterial",ZE);class QE extends og{constructor(){super(),this.shadowNode=lm(1).toVar("shadowMask")}direct({shadowMask:e}){this.shadowNode.mulAssign(e)}finish(e){bg.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(bg.rgb)}}const KE=new Su;class eB extends RT{constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.setDefaultValues(KE),this.setValues(e)}setupLightingModel(){return new QE}}CT("ShadowNodeMaterial",eB);class tB extends RT{constructor(e={}){super(),this.lights=!1,this.isVolumeNodeMaterial=!0,this.testNode=null,this.setValues(e)}setup(e){const t=MA(this.map,null,0),s=im((({orig:e,dir:t})=>{const s=xm(-.5),i=xm(.5),r=t.reciprocal(),n=s.sub(e).mul(r),o=i.sub(e).mul(r),a=My(n,o),h=Ay(n,o),u=Ay(a.x,Ay(a.y,a.z)),l=My(h.x,My(h.y,h.z));return mm(u,l)}));this.fragmentNode=im((()=>{const e=qm(xm(Lx.mul(_m(Tx,1)))),i=qm(Vx.sub(e)).normalize(),r=yg("vec2","bounds").assign(s({orig:e,dir:i}));r.x.greaterThan(r.y).discard(),r.assign(mm(Ay(r.x,0),r.y));const n=yg("vec3","p").assign(e.add(r.x.mul(i))),o=yg("vec3","inc").assign(xm(i.abs().reciprocal())),a=yg("float","delta").assign(My(o.x,My(o.y,o.z)));a.divAssign(Tb("steps","float"));const h=yg("vec4","ac").assign(_m(Tb("base","color"),0));return Ev({type:"float",start:r.x,end:r.y,update:"+= delta"},(()=>{const e=yg("float","d").assign(t.uv(n.add(.5)).r);null!==this.testNode?this.testNode({map:t,mapValue:e,probe:n,finalColor:h}).append():(h.a.assign(1),Iv()),n.addAssign(i.mul(a))})),h.a.equal(0).discard(),_m(h)}))(),super.setup(e)}}CT("VolumeNodeMaterial",tB);const sB=zl.createMaterialFromType;zl.createMaterialFromType=function(e){const t=ET(e);return void 0!==t?t:sB.call(this,e)};class iB extends zl{constructor(e){super(e),this.nodes={}}parse(e){const t=super.parse(e),s=this.nodes,i=e.inputNodes;for(const e in i){const r=i[e];t[e]=s[r]}return t}setNodes(e){return this.nodes=e,this}}class rB extends Vl{constructor(e){super(e),this._nodesJSON=null}parse(e,t){this._nodesJSON=e.nodes;const s=super.parse(e,t);return this._nodesJSON=null,s}parseNodes(e,t){if(void 0!==e){const s=new FC;return s.setTextures(t),s.parseNodes(e)}return{}}parseMaterials(e,t){const s={};if(void 0!==e){const i=this.parseNodes(this._nodesJSON,t),r=new iB;r.setTextures(t),r.setNodes(i);for(let t=0,i=e.length;t{const t=(e=e.trim()).indexOf(uB),s=-1!==t?e.slice(t+12):e,i=s.match(aB);if(null!==i&&5===i.length){const r=i[4],n=[];let o=null;for(;null!==(o=hB.exec(r));)n.push(o);const a=[];let h=0;for(;h{const i=lm(s).toVar(),r=lm(t).toVar(),n=pm(e).toVar();return $T(n,r,i)})).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),pB=im((([e,t])=>{const s=pm(t).toVar(),i=lm(e).toVar();return $T(s,i.negate(),i)})).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),mB=im((([e])=>{const t=lm(e).toVar();return cm(ty(t))})).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),gB=im((([e,t])=>{const s=lm(e).toVar();return t.assign(mB(s)),s.sub(lm(t))})),fB=yw([im((([e,t,s,i,r,n])=>{const o=lm(n).toVar(),a=lm(r).toVar(),h=lm(i).toVar(),u=lm(s).toVar(),l=lm(t).toVar(),c=lm(e).toVar(),d=lm(xf(1,a)).toVar();return xf(1,o).mul(c.mul(d).add(l.mul(a))).add(o.mul(u.mul(d).add(h.mul(a))))})).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),im((([e,t,s,i,r,n])=>{const o=lm(n).toVar(),a=lm(r).toVar(),h=xm(i).toVar(),u=xm(s).toVar(),l=xm(t).toVar(),c=xm(e).toVar(),d=lm(xf(1,a)).toVar();return xf(1,o).mul(c.mul(d).add(l.mul(a))).add(o.mul(u.mul(d).add(h.mul(a))))})).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]})]),yB=yw([im((([e,t,s,i,r,n,o,a,h,u,l])=>{const c=lm(l).toVar(),d=lm(u).toVar(),p=lm(h).toVar(),m=lm(a).toVar(),g=lm(o).toVar(),f=lm(n).toVar(),y=lm(r).toVar(),x=lm(i).toVar(),b=lm(s).toVar(),v=lm(t).toVar(),T=lm(e).toVar(),_=lm(xf(1,p)).toVar(),w=lm(xf(1,d)).toVar();return lm(xf(1,c)).toVar().mul(w.mul(T.mul(_).add(v.mul(p))).add(d.mul(b.mul(_).add(x.mul(p))))).add(c.mul(w.mul(y.mul(_).add(f.mul(p))).add(d.mul(g.mul(_).add(m.mul(p))))))})).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),im((([e,t,s,i,r,n,o,a,h,u,l])=>{const c=lm(l).toVar(),d=lm(u).toVar(),p=lm(h).toVar(),m=xm(a).toVar(),g=xm(o).toVar(),f=xm(n).toVar(),y=xm(r).toVar(),x=xm(i).toVar(),b=xm(s).toVar(),v=xm(t).toVar(),T=xm(e).toVar(),_=lm(xf(1,p)).toVar(),w=lm(xf(1,d)).toVar();return lm(xf(1,c)).toVar().mul(w.mul(T.mul(_).add(v.mul(p))).add(d.mul(b.mul(_).add(x.mul(p))))).add(c.mul(w.mul(y.mul(_).add(f.mul(p))).add(d.mul(g.mul(_).add(m.mul(p))))))})).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]})]),xB=im((([e,t,s])=>{const i=lm(s).toVar(),r=lm(t).toVar(),n=dm(e).toVar(),o=dm(n.bitAnd(dm(7))).toVar(),a=lm(dB(o.lessThan(dm(4)),r,i)).toVar(),h=lm(bf(2,dB(o.lessThan(dm(4)),i,r))).toVar();return pB(a,pm(o.bitAnd(dm(1)))).add(pB(h,pm(o.bitAnd(dm(2)))))})).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),bB=im((([e,t,s,i])=>{const 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xm(vB(a.x,o,n,r),vB(a.y,o,n,r),vB(a.z,o,n,r))})).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),wB=yw([TB,_B]),SB=im((([e])=>{const t=lm(e).toVar();return bf(.6616,t)})).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),MB=im((([e])=>{const t=lm(e).toVar();return bf(.982,t)})).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),AB=yw([SB,im((([e])=>{const t=xm(e).toVar();return bf(.6616,t)})).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),NB=yw([MB,im((([e])=>{const t=xm(e).toVar();return bf(.982,t)})).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]})]),RB=im((([e,t])=>{const s=cm(t).toVar(),i=dm(e).toVar();return 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i.bitXorAssign(r),i.subAssign(RB(r,cm(14))),n.bitXorAssign(i),n.subAssign(RB(i,cm(11))),r.bitXorAssign(n),r.subAssign(RB(n,cm(25))),i.bitXorAssign(r),i.subAssign(RB(r,cm(16))),n.bitXorAssign(i),n.subAssign(RB(i,cm(4))),r.bitXorAssign(n),r.subAssign(RB(n,cm(14))),i.bitXorAssign(r),i.subAssign(RB(r,cm(24))),i})).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),BB=im((([e])=>{const t=dm(e).toVar();return lm(t).div(lm(dm(cm(4294967295))))})).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),IB=im((([e])=>{const t=lm(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))})).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),PB=yw([im((([e])=>{const t=cm(e).toVar(),s=dm(dm(1)).toVar(),i=dm(dm(cm(3735928559)).add(s.shiftLeft(dm(2))).add(dm(13))).toVar();return 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c.assign(d.assign(p.assign(dm(cm(3735928559)).add(l.shiftLeft(dm(2))).add(dm(13))))),c.addAssign(dm(u)),d.addAssign(dm(h)),p.addAssign(dm(a)),CB(c,d,p),c.addAssign(dm(o)),d.addAssign(dm(n)),EB(c,d,p)})).setLayout({name:"mx_hash_int_4",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xx",type:"int"},{name:"yy",type:"int"}]})]),FB=yw([im((([e,t])=>{const s=cm(t).toVar(),i=cm(e).toVar(),r=dm(PB(i,s)).toVar(),n=vm().toVar();return n.x.assign(r.bitAnd(cm(255))),n.y.assign(r.shiftRight(cm(8)).bitAnd(cm(255))),n.z.assign(r.shiftRight(cm(16)).bitAnd(cm(255))),n})).setLayout({name:"mx_hash_vec3_0",type:"uvec3",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),im((([e,t,s])=>{const i=cm(s).toVar(),r=cm(t).toVar(),n=cm(e).toVar(),o=dm(PB(n,r,i)).toVar(),a=vm().toVar();return 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Ev(o,(()=>{h.addAssign(u.mul(zB(a))),u.mulAssign(r),a.mulAssign(n)})),h})).setLayout({name:"mx_fractal_noise_float",type:"float",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),DB=im((([e,t,s,i])=>{const r=lm(i).toVar(),n=lm(s).toVar(),o=cm(t).toVar(),a=xm(e).toVar(),h=xm(0).toVar(),u=lm(1).toVar();return Ev(o,(()=>{h.addAssign(u.mul(UB(a))),u.mulAssign(r),a.mulAssign(n)})),h})).setLayout({name:"mx_fractal_noise_vec3",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),kB=im((([e,t,s,i])=>{const r=lm(i).toVar(),n=lm(s).toVar(),o=cm(t).toVar(),a=xm(e).toVar();return mm(VB(a,o,n,r),VB(a.add(xm(cm(19),cm(193),cm(17))),o,n,r))})).setLayout({name:"mx_fractal_noise_vec2",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),GB=im((([e,t,s,i])=>{const r=lm(i).toVar(),n=lm(s).toVar(),o=cm(t).toVar(),a=xm(e).toVar(),h=xm(DB(a,o,n,r)).toVar(),u=lm(VB(a.add(xm(cm(19),cm(193),cm(17))),o,n,r)).toVar();return _m(h,u)})).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),WB=im((([e,t,s,i,r,n,o])=>{const a=cm(o).toVar(),h=lm(n).toVar(),u=cm(r).toVar(),l=cm(i).toVar(),c=cm(s).toVar(),d=cm(t).toVar(),p=mm(e).toVar(),m=xm(LB(mm(d.add(l),c.add(u)))).toVar(),g=mm(m.x,m.y).toVar();g.subAssign(.5),g.mulAssign(h),g.addAssign(.5);const f=mm(mm(lm(d),lm(c)).add(g)).toVar(),y=mm(f.sub(p)).toVar();return am(a.equal(cm(2)),(()=>cy(y.x).add(cy(y.y)))),am(a.equal(cm(3)),(()=>Ay(cy(y.x),cy(y.y)))),Iy(y,y)})).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),HB=yw([WB,im((([e,t,s,i,r,n,o,a,h])=>{const u=cm(h).toVar(),l=lm(a).toVar(),c=cm(o).toVar(),d=cm(n).toVar(),p=cm(r).toVar(),m=cm(i).toVar(),g=cm(s).toVar(),f=cm(t).toVar(),y=xm(e).toVar(),x=xm(LB(xm(f.add(p),g.add(d),m.add(c)))).toVar();x.subAssign(.5),x.mulAssign(l),x.addAssign(.5);const b=xm(xm(lm(f),lm(g),lm(m)).add(x)).toVar(),v=xm(b.sub(y)).toVar();return am(u.equal(cm(2)),(()=>cy(v.x).add(cy(v.y)).add(cy(v.z)))),am(u.equal(cm(3)),(()=>Ay(Ay(cy(v.x),cy(v.y)),cy(v.z)))),Iy(v,v)})).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),jB=im((([e,t,s])=>{const i=cm(s).toVar(),r=lm(t).toVar(),n=mm(e).toVar(),o=cm().toVar(),a=cm().toVar(),h=mm(gB(n.x,o),gB(n.y,a)).toVar(),u=lm(1e6).toVar();return Ev({start:-1,end:cm(1),name:"x",condition:"<="},(({x:e})=>{Ev({start:-1,end:cm(1),name:"y",condition:"<="},(({y:t})=>{const s=lm(HB(h,e,t,o,a,r,i)).toVar();u.assign(My(u,s))}))})),am(i.equal(cm(0)),(()=>{u.assign(Kf(u))})),u})).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),qB=im((([e,t,s])=>{const i=cm(s).toVar(),r=lm(t).toVar(),n=mm(e).toVar(),o=cm().toVar(),a=cm().toVar(),h=mm(gB(n.x,o),gB(n.y,a)).toVar(),u=mm(1e6,1e6).toVar();return Ev({start:-1,end:cm(1),name:"x",condition:"<="},(({x:e})=>{Ev({start:-1,end:cm(1),name:"y",condition:"<="},(({y:t})=>{const s=lm(HB(h,e,t,o,a,r,i)).toVar();am(s.lessThan(u.x),(()=>{u.y.assign(u.x),u.x.assign(s)})).ElseIf(s.lessThan(u.y),(()=>{u.y.assign(s)}))}))})),am(i.equal(cm(0)),(()=>{u.assign(Kf(u))})),u})).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),$B=im((([e,t,s])=>{const i=cm(s).toVar(),r=lm(t).toVar(),n=mm(e).toVar(),o=cm().toVar(),a=cm().toVar(),h=mm(gB(n.x,o),gB(n.y,a)).toVar(),u=xm(1e6,1e6,1e6).toVar();return Ev({start:-1,end:cm(1),name:"x",condition:"<="},(({x:e})=>{Ev({start:-1,end:cm(1),name:"y",condition:"<="},(({y:t})=>{const s=lm(HB(h,e,t,o,a,r,i)).toVar();am(s.lessThan(u.x),(()=>{u.z.assign(u.y),u.y.assign(u.x),u.x.assign(s)})).ElseIf(s.lessThan(u.y),(()=>{u.z.assign(u.y),u.y.assign(s)})).ElseIf(s.lessThan(u.z),(()=>{u.z.assign(s)}))}))})),am(i.equal(cm(0)),(()=>{u.assign(Kf(u))})),u})).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),XB=yw([jB,im((([e,t,s])=>{const i=cm(s).toVar(),r=lm(t).toVar(),n=xm(e).toVar(),o=cm().toVar(),a=cm().toVar(),h=cm().toVar(),u=xm(gB(n.x,o),gB(n.y,a),gB(n.z,h)).toVar(),l=lm(1e6).toVar();return Ev({start:-1,end:cm(1),name:"x",condition:"<="},(({x:e})=>{Ev({start:-1,end:cm(1),name:"y",condition:"<="},(({y:t})=>{Ev({start:-1,end:cm(1),name:"z",condition:"<="},(({z:s})=>{const n=lm(HB(u,e,t,s,o,a,h,r,i)).toVar();l.assign(My(l,n))}))}))})),am(i.equal(cm(0)),(()=>{l.assign(Kf(l))})),l})).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),YB=yw([qB,im((([e,t,s])=>{const i=cm(s).toVar(),r=lm(t).toVar(),n=xm(e).toVar(),o=cm().toVar(),a=cm().toVar(),h=cm().toVar(),u=xm(gB(n.x,o),gB(n.y,a),gB(n.z,h)).toVar(),l=mm(1e6,1e6).toVar();return Ev({start:-1,end:cm(1),name:"x",condition:"<="},(({x:e})=>{Ev({start:-1,end:cm(1),name:"y",condition:"<="},(({y:t})=>{Ev({start:-1,end:cm(1),name:"z",condition:"<="},(({z:s})=>{const n=lm(HB(u,e,t,s,o,a,h,r,i)).toVar();am(n.lessThan(l.x),(()=>{l.y.assign(l.x),l.x.assign(n)})).ElseIf(n.lessThan(l.y),(()=>{l.y.assign(n)}))}))}))})),am(i.equal(cm(0)),(()=>{l.assign(Kf(l))})),l})).setLayout({name:"mx_worley_noise_vec2_1",type:"vec2",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),JB=yw([$B,im((([e,t,s])=>{const i=cm(s).toVar(),r=lm(t).toVar(),n=xm(e).toVar(),o=cm().toVar(),a=cm().toVar(),h=cm().toVar(),u=xm(gB(n.x,o),gB(n.y,a),gB(n.z,h)).toVar(),l=xm(1e6,1e6,1e6).toVar();return Ev({start:-1,end:cm(1),name:"x",condition:"<="},(({x:e})=>{Ev({start:-1,end:cm(1),name:"y",condition:"<="},(({y:t})=>{Ev({start:-1,end:cm(1),name:"z",condition:"<="},(({z:s})=>{const n=lm(HB(u,e,t,s,o,a,h,r,i)).toVar();am(n.lessThan(l.x),(()=>{l.z.assign(l.y),l.y.assign(l.x),l.x.assign(n)})).ElseIf(n.lessThan(l.y),(()=>{l.z.assign(l.y),l.y.assign(n)})).ElseIf(n.lessThan(l.z),(()=>{l.z.assign(n)}))}))}))})),am(i.equal(cm(0)),(()=>{l.assign(Kf(l))})),l})).setLayout({name:"mx_worley_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]})]),ZB=im((([e])=>{const t=e.y,s=e.z,i=xm().toVar();return am(t.lessThan(1e-4),(()=>{i.assign(xm(s,s,s))})).Else((()=>{let r=e.x;r=r.sub(ty(r)).mul(6).toVar();const n=cm(vy(r)),o=r.sub(lm(n)),a=s.mul(t.oneMinus()),h=s.mul(t.mul(o).oneMinus()),u=s.mul(t.mul(o.oneMinus()).oneMinus());am(n.equal(cm(0)),(()=>{i.assign(xm(s,u,a))})).ElseIf(n.equal(cm(1)),(()=>{i.assign(xm(h,s,a))})).ElseIf(n.equal(cm(2)),(()=>{i.assign(xm(a,s,u))})).ElseIf(n.equal(cm(3)),(()=>{i.assign(xm(a,h,s))})).ElseIf(n.equal(cm(4)),(()=>{i.assign(xm(u,a,s))})).Else((()=>{i.assign(xm(s,a,h))}))})),i})).setLayout({name:"mx_hsvtorgb",type:"vec3",inputs:[{name:"hsv",type:"vec3"}]}),QB=im((([e])=>{const t=xm(e).toVar(),s=lm(t.x).toVar(),i=lm(t.y).toVar(),r=lm(t.z).toVar(),n=lm(My(s,My(i,r))).toVar(),o=lm(Ay(s,Ay(i,r))).toVar(),a=lm(o.sub(n)).toVar(),h=lm().toVar(),u=lm().toVar(),l=lm().toVar();return l.assign(o),am(o.greaterThan(0),(()=>{u.assign(a.div(o))})).Else((()=>{u.assign(0)})),am(u.lessThanEqual(0),(()=>{h.assign(0)})).Else((()=>{am(s.greaterThanEqual(o),(()=>{h.assign(i.sub(r).div(a))})).ElseIf(i.greaterThanEqual(o),(()=>{h.assign(yf(2,r.sub(s).div(a)))})).Else((()=>{h.assign(yf(4,s.sub(i).div(a)))})),h.mulAssign(1/6),am(h.lessThan(0),(()=>{h.addAssign(1)}))})),xm(h,u,l)})).setLayout({name:"mx_rgbtohsv",type:"vec3",inputs:[{name:"c",type:"vec3"}]}),KB=im((([e])=>{const t=xm(e).toVar(),s=Tm(Mf(t,xm(.04045))).toVar(),i=xm(t.div(12.92)).toVar(),r=xm(Fy(Ay(t.add(xm(.055)),xm(0)).div(1.055),xm(2.4))).toVar();return ky(i,r,s)})).setLayout({name:"mx_srgb_texture_to_lin_rec709",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),eI=(e,t)=>{e=lm(e),t=lm(t);const s=mm(t.dFdx(),t.dFdy()).length().mul(.7071067811865476);return jy(e.sub(s),e.add(s),t)},tI=(e,t,s,i)=>ky(e,t,s[i].clamp()),sI=(e,t,s=pf())=>tI(e,t,s,"x"),iI=(e,t,s=pf())=>tI(e,t,s,"y"),rI=(e,t,s,i,r)=>ky(e,t,eI(s,i[r])),nI=(e,t,s,i=pf())=>rI(e,t,s,i,"x"),oI=(e,t,s,i=pf())=>rI(e,t,s,i,"y"),aI=(e=1,t=0,s=pf())=>s.mul(e).add(t),hI=(e,t=1)=>(e=lm(e)).abs().pow(t).mul(e.sign()),uI=(e,t=1,s=.5)=>lm(e).sub(s).mul(t).add(s),lI=(e=pf(),t=1,s=0)=>zB(e.convert("vec2|vec3")).mul(t).add(s),cI=(e=pf(),t=1,s=0)=>UB(e.convert("vec2|vec3")).mul(t).add(s),dI=(e=pf(),t=1,s=0)=>{e=e.convert("vec2|vec3");return _m(UB(e),zB(e.add(mm(19,73)))).mul(t).add(s)},pI=(e=pf(),t=1)=>XB(e.convert("vec2|vec3"),t,cm(1)),mI=(e=pf(),t=1)=>YB(e.convert("vec2|vec3"),t,cm(1)),gI=(e=pf(),t=1)=>JB(e.convert("vec2|vec3"),t,cm(1)),fI=(e=pf())=>OB(e.convert("vec2|vec3")),yI=(e=pf(),t=3,s=2,i=.5,r=1)=>VB(e,cm(t),s,i).mul(r),xI=(e=pf(),t=3,s=2,i=.5,r=1)=>kB(e,cm(t),s,i).mul(r),bI=(e=pf(),t=3,s=2,i=.5,r=1)=>DB(e,cm(t),s,i).mul(r),vI=(e=pf(),t=3,s=2,i=.5,r=1)=>GB(e,cm(t),s,i).mul(r);function TI(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function _I(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}class wI{constructor(){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparent=[],this.bundles=[],this.lightsNode=new qv([]),this.lightsArray=[],this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,s,i,r,n){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:s,groupOrder:i,renderOrder:e.renderOrder,z:r,group:n},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=s,o.groupOrder=i,o.renderOrder=e.renderOrder,o.z=r,o.group=n),this.renderItemsIndex++,o}push(e,t,s,i,r,n){const o=this.getNextRenderItem(e,t,s,i,r,n);!0===e.occlusionTest&&this.occlusionQueryCount++,(!0===s.transparent||s.transmission>0?this.transparent:this.opaque).push(o)}unshift(e,t,s,i,r,n){const o=this.getNextRenderItem(e,t,s,i,r,n);(!0===s.transparent?this.transparent:this.opaque).unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}getLightsNode(){return this.lightsNode.fromLights(this.lightsArray)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||TI),this.transparent.length>1&&this.transparent.sort(t||_I)}finish(){this.lightsNode.fromLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e>t,h=o.height>>t;let u=e.depthTexture||r[t],l=!1;void 0===u&&(u=new Ka,u.format=e.stencilBuffer?He:We,u.type=e.stencilBuffer?Ue:Be,u.image.width=a,u.image.height=h,r[t]=u),s.width===o.width&&o.height===s.height||(l=!0,u.needsUpdate=!0,u.image.width=a,u.image.height=h),s.width=o.width,s.height=o.height,s.textures=n,s.depthTexture=u,s.depth=e.depthBuffer,s.stencil=e.stencilBuffer,s.renderTarget=e,s.sampleCount!==i&&(l=!0,u.needsUpdate=!0,s.sampleCount=i);const c={sampleCount:i};for(let e=0;e{e.removeEventListener("dispose",t);for(let e=0;e0){const i=e.image;if(void 0===i)console.warn("THREE.Renderer: Texture marked for update but image is undefined.");else if(!1===i.complete)console.warn("THREE.Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const s=[];for(const t of e.images)s.push(t);t.images=s}else t.image=i;void 0!==s.isDefaultTexture&&!0!==s.isDefaultTexture||(r.createTexture(e,t),s.isDefaultTexture=!1),!0===e.source.dataReady&&r.updateTexture(e,t),t.needsMipmaps&&0===e.mipmaps.length&&r.generateMipmaps(e)}}else r.createDefaultTexture(e),s.isDefaultTexture=!0}if(!0!==s.initialized){s.initialized=!0,this.info.memory.textures++;const t=()=>{e.removeEventListener("dispose",t),this._destroyTexture(e),this.info.memory.textures--};e.addEventListener("dispose",t)}s.version=e.version}getSize(e,t=CI){let s=e.images?e.images[0]:e.image;return s?(void 0!==s.image&&(s=s.image),t.width=s.width,t.height=s.height,t.depth=e.isCubeTexture?6:s.depth||1):t.width=t.height=t.depth=1,t}getMipLevels(e,t,s){let i;return i=e.isCompressedTexture?e.mipmaps.length:Math.floor(Math.log2(Math.max(t,s)))+1,i}needsMipmaps(e){return!!this.isEnvironmentTexture(e)||(!0===e.isCompressedTexture||e.minFilter!==fe&&e.minFilter!==Te)}isEnvironmentTexture(e){const t=e.mapping;return t===le||t===ce||t===he||t===ue}_destroyTexture(e){this.backend.destroySampler(e),this.backend.destroyTexture(e),this.delete(e)}}class BI extends Yr{constructor(e,t,s,i=1){super(e,t,s),this.a=i}set(e,t,s,i=1){return this.a=i,super.set(e,t,s)}copy(e){return void 0!==e.a&&(this.a=e.a),super.copy(e)}clone(){return new this.constructor(this.r,this.g,this.b,this.a)}}const II=new BI;class PI extends Bd{constructor(e,t){super(),this.renderer=e,this.nodes=t}update(e,t,s){const i=this.renderer,r=this.nodes.getBackgroundNode(e)||e.background;let n=!1;if(null===r)i._clearColor.getRGB(II,Zt),II.a=i._clearColor.a;else if(!0===r.isColor)r.getRGB(II,Zt),II.a=1,n=!0;else if(!0===r.isNode){const s=this.get(e),n=r;II.copy(i._clearColor);let o=s.backgroundMesh;if(void 0===o){const e=eg(_m(n).mul(YS),{getUV:()=>eb,getTextureLevel:()=>XS});let t=uv();t=t.setZ(t.w);const i=new RT;i.name="Background.material",i.side=d,i.depthTest=!1,i.depthWrite=!1,i.fog=!1,i.lights=!1,i.vertexNode=t,i.colorNode=e,s.backgroundMeshNode=e,s.backgroundMesh=o=new Wn(new fu(1,32,32),i),o.frustumCulled=!1,o.name="Background.mesh",o.onBeforeRender=function(e,t,s){this.matrixWorld.copyPosition(s.matrixWorld)}}const a=n.getCacheKey();s.backgroundCacheKey!==a&&(s.backgroundMeshNode.node=_m(n).mul(YS),s.backgroundMeshNode.needsUpdate=!0,o.material.needsUpdate=!0,s.backgroundCacheKey=a),t.unshift(o,o.geometry,o.material,0,0,null)}else console.error("THREE.Renderer: Unsupported background configuration.",r);if(!0===i.autoClear||!0===n){II.multiplyScalar(II.a);const e=s.clearColorValue;e.r=II.r,e.g=II.g,e.b=II.b,e.a=II.a,s.depthClearValue=i._clearDepth,s.stencilClearValue=i._clearStencil,s.clearColor=!0===i.autoClearColor,s.clearDepth=!0===i.autoClearDepth,s.clearStencil=!0===i.autoClearStencil}else s.clearColor=!1,s.clearDepth=!1,s.clearStencil=!1}}class FI{constructor(e,t,s,i,r,n,o,a,h=!0,u=[]){this.vertexShader=e,this.fragmentShader=t,this.computeShader=s,this.transforms=u,this.nodeAttributes=i,this.bindings=r,this.updateNodes=n,this.updateBeforeNodes=o,this.updateAfterNodes=a,this.instanceBindGroups=h,this.usedTimes=0}createBindings(){const e=[];for(const t of this.bindings){if(!0!==(this.instanceBindGroups&&t.bindings[0].groupNode.shared)){const s=new k_(t.name,[],t.index,t);e.push(s);for(const e of t.bindings)s.bindings.push(e.clone())}else e.push(t)}return e}}const zI=new WeakMap;class UI extends Bd{constructor(e,t){super(),this.renderer=e,this.backend=t,this.nodeFrame=new $_,this.nodeBuilderCache=new Map,this.callHashCache=new Sd,this.groupsData=new Sd}updateGroup(e){const t=e.groupNode,s=t.name;if(s===lf.name)return!0;if(s===uf.name){const t=this.get(e),s=this.nodeFrame.renderId;return t.renderId!==s&&(t.renderId=s,!0)}if(s===hf.name){const t=this.get(e),s=this.nodeFrame.frameId;return t.frameId!==s&&(t.frameId=s,!0)}const i=[t,e];let r=this.groupsData.get(i);return void 0===r&&this.groupsData.set(i,r={}),r.version!==t.version&&(r.version=t.version,!0)}getForRenderCacheKey(e){return e.initialCacheKey}getForRender(e){const t=this.get(e);let s=t.nodeBuilderState;if(void 0===s){const{nodeBuilderCache:i}=this,r=this.getForRenderCacheKey(e);if(s=i.get(r),void 0===s){const t=this.backend.createNodeBuilder(e.object,this.renderer);t.scene=e.scene,t.material=e.material,t.camera=e.camera,t.context.material=e.material,t.lightsNode=e.lightsNode,t.environmentNode=this.getEnvironmentNode(e.scene),t.fogNode=this.getFogNode(e.scene),t.clippingContext=e.clippingContext,t.build(),s=this._createNodeBuilderState(t),i.set(r,s)}s.usedTimes++,t.nodeBuilderState=s}return s}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let s=t.nodeBuilderState;if(void 0===s){const i=this.backend.createNodeBuilder(e,this.renderer);i.build(),s=this._createNodeBuilderState(i),t.nodeBuilderState=s}return s}_createNodeBuilderState(e){return new FI(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.instanceBindGroups,e.transforms)}getEnvironmentNode(e){return e.environmentNode||this.get(e).environmentNode||null}getBackgroundNode(e){return e.backgroundNode||this.get(e).backgroundNode||null}getFogNode(e){return e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){const s=[e,t],i=this.renderer.info.calls;let r=this.callHashCache.get(s);if(void 0===r||r.callId!==i){const n=this.getEnvironmentNode(e),o=this.getFogNode(e),a=[];t&&a.push(t.getCacheKey(!0)),n&&a.push(n.getCacheKey()),o&&a.push(o.getCacheKey()),r={callId:i,cacheKey:a.join(",")},this.callHashCache.set(s,r)}return r.cacheKey}updateScene(e){this.updateEnvironment(e),this.updateFog(e),this.updateBackground(e)}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),s=e.background;if(s){const i=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==s||i){let i=null;if(!0===s.isCubeTexture||s.mapping===le||s.mapping===ce)if(e.backgroundBlurriness>0)i=vC(s,eb);else{let e;e=!0===s.isCubeTexture?lb(s):ux(s),i=CC(e)}else!0===s.isTexture?i=ux(s,aT).setUpdateMatrix(!0):!0!==s.isColor&&console.error("WebGPUNodes: Unsupported background configuration.",s);t.backgroundNode=i,t.background=s,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}updateFog(e){const t=this.get(e),s=e.fog;if(s){if(t.fog!==s){let e=null;s.isFogExp2?e=$R(xb("color","color",s),xb("density","float",s)):s.isFog?e=jR(xb("color","color",s),xb("near","float",s),xb("far","float",s)):console.error("WebGPUNodes: Unsupported fog configuration.",s),t.fogNode=e,t.fog=s}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),s=e.environment;if(s){if(t.environment!==s){let e=null;!0===s.isCubeTexture?e=lb(s):!0===s.isTexture?e=ux(s):console.error("Nodes: Unsupported environment configuration.",s),t.environmentNode=e,t.environment=s}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,s=null,i=null,r=null){const n=this.nodeFrame;return n.renderer=e,n.scene=t,n.object=s,n.camera=i,n.material=r,n}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace}hasOutputChange(e){return zI.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,s=this.getOutputCacheKey(),i=ux(e,oT).renderOutput(t.toneMapping,t.currentColorSpace);return zI.set(e,s),i}updateBefore(e){const t=this.getNodeFrameForRender(e),s=e.getNodeBuilderState();for(const e of s.updateBeforeNodes)t.updateBeforeNode(e)}updateAfter(e){const t=this.getNodeFrameForRender(e),s=e.getNodeBuilderState();for(const e of s.updateAfterNodes)t.updateAfterNode(e)}updateForCompute(e){const t=this.getNodeFrame(),s=this.getForCompute(e);for(const e of s.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),s=e.getNodeBuilderState();for(const e of s.updateNodes)t.updateNode(e)}dispose(){super.dispose(),this.nodeFrame=new $_,this.nodeBuilderCache=new Map}}class OI{constructor(e,t){this.scene=e,this.camera=t}clone(){return Object.assign(new this.constructor,this)}}class LI{constructor(){this.lists=new Sd}get(e,t){const s=this.lists,i=[e,t];let r=s.get(i);return void 0===r&&(r=new OI(e,t),s.set(i,r)),r}dispose(){this.lists=new Sd}}const VI=new no,DI=new Ks,kI=new _i,GI=new na,WI=new or,HI=new Ei;class jI{constructor(e,t={}){this.isRenderer=!0;const{logarithmicDepthBuffer:s=!1,alpha:i=!0,antialias:r=!1,samples:n=0}=t;this.domElement=e.getDomElement(),this.backend=e,this.samples=n||!0===r?4:0,this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.alpha=i,this.logarithmicDepthBuffer=s,this.outputColorSpace=Jt,this.toneMapping=0,this.toneMappingExposure=1,this.sortObjects=!0,this.depth=!0,this.stencil=!1,this.clippingPlanes=[],this.info=new Dd,this._pixelRatio=1,this._width=this.domElement.width,this._height=this.domElement.height,this._viewport=new _i(0,0,this._width,this._height),this._scissor=new _i(0,0,this._width,this._height),this._scissorTest=!1,this._attributes=null,this._geometries=null,this._nodes=null,this._animation=null,this._bindings=null,this._objects=null,this._pipelines=null,this._bundles=null,this._renderLists=null,this._renderContexts=null,this._textures=null,this._background=null,this._quad=new mS(new RT),this._currentRenderContext=null,this._opaqueSort=null,this._transparentSort=null,this._frameBufferTarget=null;const o=!0===this.alpha?0:1;this._clearColor=new BI(0,0,0,o),this._clearDepth=1,this._clearStencil=0,this._renderTarget=null,this._activeCubeFace=0,this._activeMipmapLevel=0,this._mrt=null,this._renderObjectFunction=null,this._currentRenderObjectFunction=null,this._currentRenderBundle=null,this._handleObjectFunction=this._renderObjectDirect,this._initialized=!1,this._initPromise=null,this._compilationPromises=null,this.transparent=!0,this.opaque=!0,this.shadowMap={enabled:!1,type:1},this.xr={enabled:!1},this.debug={checkShaderErrors:!0,onShaderError:null,getShaderAsync:async(e,t,s)=>{await this.compileAsync(e,t);const i=this._renderLists.get(e,t),r=this._renderContexts.get(e,t,this._renderTarget),n=e.overrideMaterial||s.material,o=this._objects.get(s,n,e,t,i.lightsNode,r),{fragmentShader:a,vertexShader:h}=o.getNodeBuilderState();return{fragmentShader:a,vertexShader:h}}}}async init(){if(this._initialized)throw new Error("Renderer: Backend has already been initialized.");return null!==this._initPromise||(this._initPromise=new Promise((async(e,t)=>{const s=this.backend;try{await s.init(this)}catch(e){return void t(e)}this._nodes=new UI(this,s),this._animation=new wd(this._nodes,this.info),this._attributes=new Ud(s),this._background=new PI(this,this._nodes),this._geometries=new Vd(this._attributes,this.info),this._textures=new EI(this,s,this.info),this._pipelines=new qd(s,this._nodes),this._bindings=new $d(s,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new Ed(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new SI,this._bundles=new LI,this._renderContexts=new RI,this._initialized=!0,e()}))),this._initPromise}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,s=null){!1===this._initialized&&await this.init();const i=this._nodes.nodeFrame,r=i.renderId,n=this._currentRenderContext,o=this._currentRenderObjectFunction,a=this._compilationPromises,h=!0===e.isScene?e:VI;null===s&&(s=e);const u=this._renderTarget,l=this._renderContexts.get(s,t,u),c=this._activeMipmapLevel,d=[];this._currentRenderContext=l,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=d,i.renderId++,i.update(),l.depth=this.depth,l.stencil=this.stencil,l.clippingContext||(l.clippingContext=new Nd),l.clippingContext.updateGlobal(this,t),h.onBeforeRender(this,e,t,u);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p),s!==e&&s.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)})),p.finish(),null!==u){this._textures.updateRenderTarget(u,c);const e=this._textures.get(u);l.textures=e.textures,l.depthTexture=e.depthTexture}else l.textures=null,l.depthTexture=null;this._nodes.updateScene(h),this._background.update(h,p,l);const m=p.opaque,g=p.transparent,f=p.lightsNode;!0===this.opaque&&m.length>0&&this._renderObjects(m,t,h,f),!0===this.transparent&&g.length>0&&this._renderObjects(g,t,h,f),i.renderId=r,this._currentRenderContext=n,this._currentRenderObjectFunction=o,this._compilationPromises=a,this._handleObjectFunction=this._renderObjectDirect,await Promise.all(d)}async renderAsync(e,t){!1===this._initialized&&await this.init();const s=this._renderScene(e,t);await this.backend.resolveTimestampAsync(s,"render")}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}_renderBundle(e,t,s){const{object:i,camera:r,renderList:n}=e,o=this._currentRenderContext,a=this.backend.get(o),h=this._bundles.get(i,r),u=this.backend.get(h);void 0===u.renderContexts&&(u.renderContexts=new Set);const l=!1===u.renderContexts.has(o)||!0===i.needsUpdate;if(u.renderContexts.add(o),l){if(void 0===a.renderObjects||!0===i.needsUpdate){const e=this._nodes.nodeFrame;a.renderObjects=[],a.renderBundles=[],a.scene=t,a.camera=r,a.renderId=e.renderId,a.registerBundlesPhase=!0}this._currentRenderBundle=h;const e=n.opaque;e.length>0&&this._renderObjects(e,r,t,s),this._currentRenderBundle=null,i.needsUpdate=!1}else{const e=this._currentRenderContext,t=this.backend.get(e);for(let e=0,s=t.renderObjects.length;e>=c,p.viewportValue.height>>=c,p.viewportValue.minDepth=x,p.viewportValue.maxDepth=b,p.viewport=!1===p.viewportValue.equals(kI),p.scissorValue.copy(f).multiplyScalar(y).floor(),p.scissor=this._scissorTest&&!1===p.scissorValue.equals(kI),p.scissorValue.width>>=c,p.scissorValue.height>>=c,p.clippingContext||(p.clippingContext=new Nd),p.clippingContext.updateGlobal(this,t),h.onBeforeRender(this,e,t,d),WI.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),GI.setFromProjectionMatrix(WI,m);const v=this._renderLists.get(e,t);if(v.begin(),this._projectObject(e,t,0,v),v.finish(),!0===this.sortObjects&&v.sort(this._opaqueSort,this._transparentSort),null!==d){this._textures.updateRenderTarget(d,c);const e=this._textures.get(d);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=d,p.depth=d.depthBuffer,p.stencil=d.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=this.domElement.width,p.height=this.domElement.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=c,p.height>>=c,p.activeCubeFace=l,p.activeMipmapLevel=c,p.occlusionQueryCount=v.occlusionQueryCount,this._nodes.updateScene(h),this._background.update(h,v,p),this.backend.beginRender(p);const T=v.opaque,_=v.transparent,w=v.bundles,S=v.lightsNode;if(w.length>0&&this._renderBundles(w,h,S),!0===this.opaque&&T.length>0&&this._renderObjects(T,t,h,S),!0===this.transparent&&_.length>0&&this._renderObjects(_,t,h,S),this.backend.finishRender(p),r.renderId=n,this._currentRenderContext=o,this._currentRenderObjectFunction=a,null!==i){this.setRenderTarget(u,l,c);const e=this._quad;this._nodes.hasOutputChange(d.texture)&&(e.material.fragmentNode=this._nodes.getOutputNode(d.texture),e.material.needsUpdate=!0),this._renderScene(e,e.camera,!1)}return h.onAfterRender(this,e,t,d),p}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._pixelRatio}getDrawingBufferSize(e){return e.set(this._width*this._pixelRatio,this._height*this._pixelRatio).floor()}getSize(e){return e.set(this._width,this._height)}setPixelRatio(e=1){this._pixelRatio=e,this.setSize(this._width,this._height,!1)}setDrawingBufferSize(e,t,s){this._width=e,this._height=t,this._pixelRatio=s,this.domElement.width=Math.floor(e*s),this.domElement.height=Math.floor(t*s),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize()}setSize(e,t,s=!0){this._width=e,this._height=t,this.domElement.width=Math.floor(e*this._pixelRatio),this.domElement.height=Math.floor(t*this._pixelRatio),!0===s&&(this.domElement.style.width=e+"px",this.domElement.style.height=t+"px"),this.setViewport(0,0,e,t),this._initialized&&this.backend.updateSize()}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){const t=this._scissor;return e.x=t.x,e.y=t.y,e.width=t.width,e.height=t.height,e}setScissor(e,t,s,i){const r=this._scissor;e.isVector4?r.copy(e):r.set(e,t,s,i)}getScissorTest(){return this._scissorTest}setScissorTest(e){this._scissorTest=e,this.backend.setScissorTest(e)}getViewport(e){return e.copy(this._viewport)}setViewport(e,t,s,i,r=0,n=1){const o=this._viewport;e.isVector4?o.copy(e):o.set(e,t,s,i),o.minDepth=r,o.maxDepth=n}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,s=!0){if(!1===this._initialized)return console.warn("THREE.Renderer: .clear() called before the backend is initialized. Try using .clearAsync() instead."),this.clearAsync(e,t,s);const i=this._renderTarget||this._getFrameBufferTarget();let r=null;if(null!==i&&(this._textures.updateRenderTarget(i),r=this._textures.get(i)),this.backend.clear(e,t,s,r),null!==i&&null===this._renderTarget){const e=this._quad;this._nodes.hasOutputChange(i.texture)&&(e.material.fragmentNode=this._nodes.getOutputNode(i.texture),e.material.needsUpdate=!0),this._renderScene(e,e.camera,!1)}}clearColor(){return this.clear(!0,!1,!1)}clearDepth(){return this.clear(!1,!0,!1)}clearStencil(){return this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,s=!0){!1===this._initialized&&await this.init(),this.clear(e,t,s)}clearColorAsync(){return this.clearAsync(!0,!1,!1)}clearDepthAsync(){return this.clearAsync(!1,!0,!1)}clearStencilAsync(){return this.clearAsync(!1,!1,!0)}get currentColorSpace(){const e=this._renderTarget;if(null!==e){const t=e.texture;return(Array.isArray(t)?t[0]:t).colorSpace}return this.outputColorSpace}dispose(){this.info.dispose(),this._animation.dispose(),this._objects.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,s=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=s}getRenderTarget(){return this._renderTarget}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}async computeAsync(e){!1===this._initialized&&await this.init();const t=this._nodes.nodeFrame,s=t.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,t.renderId=this.info.calls;const i=this.backend,r=this._pipelines,n=this._bindings,o=this._nodes,a=Array.isArray(e)?e:[e];if(void 0===a[0]||!0!==a[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const t of a){if(!1===r.has(t)){const e=()=>{t.removeEventListener("dispose",e),r.delete(t),n.delete(t),o.delete(t)};t.addEventListener("dispose",e),t.onInit({renderer:this})}o.updateForCompute(t),n.updateForCompute(t);const s=n.getForCompute(t),a=r.getForCompute(t,s);i.compute(e,t,s,a)}i.finishCompute(e),await this.backend.resolveTimestampAsync(e,"compute"),t.renderId=s}async hasFeatureAsync(e){return!1===this._initialized&&await this.init(),this.backend.hasFeature(e)}hasFeature(e){return!1===this._initialized?(console.warn("THREE.Renderer: .hasFeature() called before the backend is initialized. Try using .hasFeatureAsync() instead."),!1):this.backend.hasFeature(e)}copyFramebufferToTexture(e){const t=this._currentRenderContext;this._textures.updateTexture(e),this.backend.copyFramebufferToTexture(e,t)}copyTextureToTexture(e,t,s=null,i=null,r=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,s,i,r)}readRenderTargetPixelsAsync(e,t,s,i,r,n=0){return this.backend.copyTextureToBuffer(e.textures[n],t,s,i,r)}_projectObject(e,t,s,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)s=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)i.pushLight(e);else if(e.isSprite){if(!e.frustumCulled||GI.intersectsSprite(e)){!0===this.sortObjects&&HI.setFromMatrixPosition(e.matrixWorld).applyMatrix4(WI);const t=e.geometry,r=e.material;r.visible&&i.push(e,t,r,s,HI.z,null)}}else if(e.isLineLoop)console.error("THREE.Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||GI.intersectsObject(e))){const t=e.geometry,r=e.material;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),HI.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(WI)),Array.isArray(r)){const n=t.groups;for(let o=0,a=n.length;o0?i:"";t=`${e.name} {\n\t${s} ${r.name}[${n}];\n};\n`}else{t=`${this.getVectorType(r.type)} ${this.getPropertyName(r,e)};`,n=!0}const o=r.node.precision;if(null!==o&&(t=oP[o]+" "+t),n){t="\t"+t;const e=r.groupNode.name;(i[e]||(i[e]=[])).push(t)}else t="uniform "+t,s.push(t)}let r="";for(const t in i){const s=i[t];r+=this._getGLSLUniformStruct(e+"_"+t,s.join("\n"))+"\n"}return r+=s.join("\n"),r}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==Ee){let s=e;e.isInterleavedBufferAttribute&&(s=e.data);const i=s.array;!1==(i instanceof Uint32Array||i instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let s=0;for(const i of e)t+=`layout( location = ${s++} ) in ${i.type} ${i.name};\n`}return t}getStructMembers(e){const t=[],s=e.getMemberTypes();for(let e=0;e0&&(s+="\n"),s+=`\t// flow -> ${n}\n\t`),s+=`${i.code}\n\t`,e===r&&"compute"!==t&&(s+="// result\n\t","vertex"===t?(s+="gl_Position = ",s+=`${i.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(s+="fragColor = ",s+=`${i.result};`)))}const n=e[t];n.extensions=this.getExtensions(t),n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.vars=this.getVars(t),n.structs=this.getStructs(t),n.codes=this.getCodes(t),n.transforms=this.getTransforms(t),n.flow=s}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,s,i=null){const r=super.getUniformFromNode(e,t,s,i),n=this.getDataFromNode(e,s,this.globalCache);let o=n.uniformGPU;if(void 0===o){const i=e.groupNode,a=i.name,h=this.getBindGroupArray(a,s);if("texture"===t)o=new sP(r.name,r.node,i),h.push(o);else if("cubeTexture"===t)o=new iP(r.name,r.node,i),h.push(o);else if("texture3D"===t)o=new rP(r.name,r.node,i),h.push(o);else if("buffer"===t){e.name=`NodeBuffer_${e.id}`,r.name=`buffer${e.id}`;const t=new JI(e,i);t.name=e.name,h.push(t),o=t}else{const e=this.uniformGroups[s]||(this.uniformGroups[s]={});let n=e[a];void 0===n&&(n=new KI(s+"_"+a,i),e[a]=n,h.push(n)),o=this.getNodeUniform(r,t),n.addUniform(o)}n.uniformGPU=o}return r}}let lP=null,cP=null,dP=null;class pP{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null}async init(e){this.renderer=e}begin(){}finish(){}draw(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}createRenderPipeline(){}createComputePipeline(){}destroyPipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}createSampler(){}createDefaultTexture(){}createTexture(){}copyTextureToBuffer(){}createAttribute(){}createIndexAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}resolveTimestampAsync(){}hasFeatureAsync(){}hasFeature(){}getInstanceCount(e){const{object:t,geometry:s}=e;return s.isInstancedBufferGeometry?s.instanceCount:t.count>1?t.count:1}getDrawingBufferSize(){return lP=lP||new Ks,this.renderer.getDrawingBufferSize(lP)}getScissor(){return cP=cP||new _i,this.renderer.getScissor(cP)}setScissorTest(){}getClearColor(){const e=this.renderer;return dP=dP||new BI,e.getClearColor(dP),dP.getRGB(dP,this.renderer.currentColorSpace),dP}getDomElement(){let t=this.domElement;return null===t&&(t=void 0!==this.parameters.canvas?this.parameters.canvas:ni(),"setAttribute"in t&&t.setAttribute("data-engine",`three.js r${e} webgpu`),this.domElement=t),t}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}}let mP=0;class gP{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class fP{constructor(e){this.backend=e}createAttribute(e,t){const s=this.backend,{gl:i}=s,r=e.array,n=e.usage||i.STATIC_DRAW,o=e.isInterleavedBufferAttribute?e.data:e,a=s.get(o);let h,u=a.bufferGPU;if(void 0===u&&(u=this._createBuffer(i,t,r,n),a.bufferGPU=u,a.bufferType=t,a.version=o.version),r instanceof Float32Array)h=i.FLOAT;else if(r instanceof Uint16Array)h=e.isFloat16BufferAttribute?i.HALF_FLOAT:i.UNSIGNED_SHORT;else if(r instanceof Int16Array)h=i.SHORT;else if(r instanceof Uint32Array)h=i.UNSIGNED_INT;else if(r instanceof Int32Array)h=i.INT;else if(r instanceof Int8Array)h=i.BYTE;else if(r instanceof Uint8Array)h=i.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+r);h=i.UNSIGNED_BYTE}let l={bufferGPU:u,bufferType:t,type:h,byteLength:r.byteLength,bytesPerElement:r.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:h===i.INT||h===i.UNSIGNED_INT||e.gpuType===Ee,id:mP++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(i,t,r,n);l=new gP(l,e)}s.set(e,l)}updateAttribute(e){const t=this.backend,{gl:s}=t,i=e.array,r=e.isInterleavedBufferAttribute?e.data:e,n=t.get(r),o=n.bufferType,a=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(s.bindBuffer(o,n.bufferGPU),0===a.length)s.bufferSubData(o,0,i);else{for(let e=0,t=a.length;e{!function r(){const n=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(n===e.WAIT_FAILED)return e.deleteSync(t),void i();n!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),s()):requestAnimationFrame(r)}()}))}}let _P,wP,SP,MP=!1;class AP{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},!1===MP&&(this._init(this.gl),MP=!0)}_init(e){_P={[pe]:e.REPEAT,[me]:e.CLAMP_TO_EDGE,[ge]:e.MIRRORED_REPEAT},wP={[fe]:e.NEAREST,[ye]:e.NEAREST_MIPMAP_NEAREST,[be]:e.NEAREST_MIPMAP_LINEAR,[Te]:e.LINEAR,[_e]:e.LINEAR_MIPMAP_NEAREST,[Se]:e.LINEAR_MIPMAP_LINEAR},SP={512:e.NEVER,519:e.ALWAYS,[Ts]:e.LESS,515:e.LEQUAL,514:e.EQUAL,518:e.GEQUAL,516:e.GREATER,517:e.NOTEQUAL}}filterFallback(e){const{gl:t}=this;return e===fe||e===ye||e===be?t.NEAREST:t.LINEAR}getGLTextureType(e){const{gl:t}=this;let s;return s=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isDataArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,s}getInternalFormat(e,t,s,i,r=!1){const{gl:n,extensions:o}=this;if(null!==e){if(void 0!==n[e])return n[e];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+e+"'")}let a=t;return t===n.RED&&(s===n.FLOAT&&(a=n.R32F),s===n.HALF_FLOAT&&(a=n.R16F),s===n.UNSIGNED_BYTE&&(a=n.R8),s===n.UNSIGNED_SHORT&&(a=n.R16),s===n.UNSIGNED_INT&&(a=n.R32UI),s===n.BYTE&&(a=n.R8I),s===n.SHORT&&(a=n.R16I),s===n.INT&&(a=n.R32I)),t===n.RED_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.R8UI),s===n.UNSIGNED_SHORT&&(a=n.R16UI),s===n.UNSIGNED_INT&&(a=n.R32UI),s===n.BYTE&&(a=n.R8I),s===n.SHORT&&(a=n.R16I),s===n.INT&&(a=n.R32I)),t===n.RG&&(s===n.FLOAT&&(a=n.RG32F),s===n.HALF_FLOAT&&(a=n.RG16F),s===n.UNSIGNED_BYTE&&(a=n.RG8),s===n.UNSIGNED_SHORT&&(a=n.RG16),s===n.UNSIGNED_INT&&(a=n.RG32UI),s===n.BYTE&&(a=n.RG8I),s===n.SHORT&&(a=n.RG16I),s===n.INT&&(a=n.RG32I)),t===n.RG_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.RG8UI),s===n.UNSIGNED_SHORT&&(a=n.RG16UI),s===n.UNSIGNED_INT&&(a=n.RG32UI),s===n.BYTE&&(a=n.RG8I),s===n.SHORT&&(a=n.RG16I),s===n.INT&&(a=n.RG32I)),t===n.RGB&&(s===n.FLOAT&&(a=n.RGB32F),s===n.HALF_FLOAT&&(a=n.RGB16F),s===n.UNSIGNED_BYTE&&(a=n.RGB8),s===n.UNSIGNED_SHORT&&(a=n.RGB16),s===n.UNSIGNED_INT&&(a=n.RGB32UI),s===n.BYTE&&(a=n.RGB8I),s===n.SHORT&&(a=n.RGB16I),s===n.INT&&(a=n.RGB32I),s===n.UNSIGNED_BYTE&&(a=i===Jt&&!1===r?n.SRGB8:n.RGB8),s===n.UNSIGNED_SHORT_5_6_5&&(a=n.RGB565),s===n.UNSIGNED_SHORT_5_5_5_1&&(a=n.RGB5_A1),s===n.UNSIGNED_SHORT_4_4_4_4&&(a=n.RGB4),s===n.UNSIGNED_INT_5_9_9_9_REV&&(a=n.RGB9_E5)),t===n.RGB_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.RGB8UI),s===n.UNSIGNED_SHORT&&(a=n.RGB16UI),s===n.UNSIGNED_INT&&(a=n.RGB32UI),s===n.BYTE&&(a=n.RGB8I),s===n.SHORT&&(a=n.RGB16I),s===n.INT&&(a=n.RGB32I)),t===n.RGBA&&(s===n.FLOAT&&(a=n.RGBA32F),s===n.HALF_FLOAT&&(a=n.RGBA16F),s===n.UNSIGNED_BYTE&&(a=n.RGBA8),s===n.UNSIGNED_SHORT&&(a=n.RGBA16),s===n.UNSIGNED_INT&&(a=n.RGBA32UI),s===n.BYTE&&(a=n.RGBA8I),s===n.SHORT&&(a=n.RGBA16I),s===n.INT&&(a=n.RGBA32I),s===n.UNSIGNED_BYTE&&(a=i===Jt&&!1===r?n.SRGB8_ALPHA8:n.RGBA8),s===n.UNSIGNED_SHORT_4_4_4_4&&(a=n.RGBA4),s===n.UNSIGNED_SHORT_5_5_5_1&&(a=n.RGB5_A1)),t===n.RGBA_INTEGER&&(s===n.UNSIGNED_BYTE&&(a=n.RGBA8UI),s===n.UNSIGNED_SHORT&&(a=n.RGBA16UI),s===n.UNSIGNED_INT&&(a=n.RGBA32UI),s===n.BYTE&&(a=n.RGBA8I),s===n.SHORT&&(a=n.RGBA16I),s===n.INT&&(a=n.RGBA32I)),t===n.DEPTH_COMPONENT&&(s===n.UNSIGNED_INT&&(a=n.DEPTH24_STENCIL8),s===n.FLOAT&&(a=n.DEPTH_COMPONENT32F)),t===n.DEPTH_STENCIL&&s===n.UNSIGNED_INT_24_8&&(a=n.DEPTH24_STENCIL8),a!==n.R16F&&a!==n.R32F&&a!==n.RG16F&&a!==n.RG32F&&a!==n.RGBA16F&&a!==n.RGBA32F||o.get("EXT_color_buffer_float"),a}setTextureParameters(e,t){const{gl:s,extensions:i,backend:r}=this;s.texParameteri(e,s.TEXTURE_WRAP_S,_P[t.wrapS]),s.texParameteri(e,s.TEXTURE_WRAP_T,_P[t.wrapT]),e!==s.TEXTURE_3D&&e!==s.TEXTURE_2D_ARRAY||s.texParameteri(e,s.TEXTURE_WRAP_R,_P[t.wrapR]),s.texParameteri(e,s.TEXTURE_MAG_FILTER,wP[t.magFilter]);const n=void 0!==t.mipmaps&&t.mipmaps.length>0,o=t.minFilter===Te&&n?Se:t.minFilter;if(s.texParameteri(e,s.TEXTURE_MIN_FILTER,wP[o]),t.compareFunction&&(s.texParameteri(e,s.TEXTURE_COMPARE_MODE,s.COMPARE_REF_TO_TEXTURE),s.texParameteri(e,s.TEXTURE_COMPARE_FUNC,SP[t.compareFunction])),!0===i.has("EXT_texture_filter_anisotropic")){if(t.magFilter===fe)return;if(t.minFilter!==be&&t.minFilter!==Se)return;if(t.type===Ie&&!1===i.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const n=i.get("EXT_texture_filter_anisotropic");s.texParameterf(e,n.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,r.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:s,defaultTextures:i}=this,r=this.getGLTextureType(e);let n=i[r];void 0===n&&(n=t.createTexture(),s.state.bindTexture(r,n),t.texParameteri(r,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(r,t.TEXTURE_MAG_FILTER,t.NEAREST),i[r]=n),s.set(e,{textureGPU:n,glTextureType:r,isDefault:!0})}createTexture(e,t){const{gl:s,backend:i}=this,{levels:r,width:n,height:o,depth:a}=t,h=i.utils.convert(e.format,e.colorSpace),u=i.utils.convert(e.type),l=this.getInternalFormat(e.internalFormat,h,u,e.colorSpace,e.isVideoTexture),c=s.createTexture(),d=this.getGLTextureType(e);i.state.bindTexture(d,c),s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,e.flipY),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,e.premultiplyAlpha),s.pixelStorei(s.UNPACK_ALIGNMENT,e.unpackAlignment),s.pixelStorei(s.UNPACK_COLORSPACE_CONVERSION_WEBGL,s.NONE),this.setTextureParameters(d,e),e.isDataArrayTexture?s.texStorage3D(s.TEXTURE_2D_ARRAY,r,l,n,o,a):e.isData3DTexture?s.texStorage3D(s.TEXTURE_3D,r,l,n,o,a):e.isVideoTexture||s.texStorage2D(d,r,l,n,o),i.set(e,{textureGPU:c,glTextureType:d,glFormat:h,glType:u,glInternalFormat:l})}copyBufferToTexture(e,t){const{gl:s,backend:i}=this,{textureGPU:r,glTextureType:n,glFormat:o,glType:a}=i.get(t),{width:h,height:u}=t.source.data;s.bindBuffer(s.PIXEL_UNPACK_BUFFER,e),i.state.bindTexture(n,r),s.pixelStorei(s.UNPACK_FLIP_Y_WEBGL,!1),s.pixelStorei(s.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),s.texSubImage2D(n,0,0,0,h,u,o,a,0),s.bindBuffer(s.PIXEL_UNPACK_BUFFER,null),i.state.unbindTexture()}updateTexture(e,t){const{gl:s}=this,{width:i,height:r}=t,{textureGPU:n,glTextureType:o,glFormat:a,glType:h,glInternalFormat:u}=this.backend.get(e);if(e.isRenderTargetTexture||void 0===n)return;const l=e=>e.isDataTexture?e.image.data:e instanceof ImageBitmap||e instanceof OffscreenCanvas||e instanceof HTMLImageElement||e instanceof HTMLCanvasElement?e:e.data;if(this.backend.state.bindTexture(o,n),e.isCompressedTexture){const i=e.mipmaps;for(let r=0;r0){let a,h;!0===e.isDepthTexture?(a=s.DEPTH_BUFFER_BIT,h=s.DEPTH_ATTACHMENT,t.stencil&&(a|=s.STENCIL_BUFFER_BIT)):(a=s.COLOR_BUFFER_BIT,h=s.COLOR_ATTACHMENT0);const u=s.createFramebuffer();i.bindFramebuffer(s.DRAW_FRAMEBUFFER,u),s.framebufferTexture2D(s.DRAW_FRAMEBUFFER,h,s.TEXTURE_2D,r,0),s.blitFramebuffer(0,0,n,o,0,0,n,o,a,s.NEAREST),s.deleteFramebuffer(u)}else i.bindTexture(s.TEXTURE_2D,r),s.copyTexSubImage2D(s.TEXTURE_2D,0,0,0,0,0,n,o),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t){const{gl:s}=this,i=t.renderTarget,{samples:r,depthTexture:n,depthBuffer:o,stencilBuffer:a,width:h,height:u}=i;if(s.bindRenderbuffer(s.RENDERBUFFER,e),o&&!a){let t=s.DEPTH_COMPONENT24;r>0?(n&&n.isDepthTexture&&n.type===s.FLOAT&&(t=s.DEPTH_COMPONENT32F),s.renderbufferStorageMultisample(s.RENDERBUFFER,r,t,h,u)):s.renderbufferStorage(s.RENDERBUFFER,t,h,u),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_ATTACHMENT,s.RENDERBUFFER,e)}else o&&a&&(r>0?s.renderbufferStorageMultisample(s.RENDERBUFFER,r,s.DEPTH24_STENCIL8,h,u):s.renderbufferStorage(s.RENDERBUFFER,s.DEPTH_STENCIL,h,u),s.framebufferRenderbuffer(s.FRAMEBUFFER,s.DEPTH_STENCIL_ATTACHMENT,s.RENDERBUFFER,e))}async copyTextureToBuffer(e,t,s,i,r){const{backend:n,gl:o}=this,{textureGPU:a,glFormat:h,glType:u}=this.backend.get(e),l=o.createFramebuffer();o.bindFramebuffer(o.READ_FRAMEBUFFER,l),o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,o.TEXTURE_2D,a,0);const c=this._getTypedArrayType(u),d=i*r*this._getBytesPerTexel(h),p=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,p),o.bufferData(o.PIXEL_PACK_BUFFER,d,o.STREAM_READ),o.readPixels(t,s,i,r,h,u,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await n.utils._clientWaitAsync();const m=new c(d/c.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,p),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,m),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),o.deleteFramebuffer(l),m}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e){const{gl:t}=this;return e===t.RGBA?4:e===t.RGB?3:e===t.ALPHA?1:void 0}}class NP{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class RP{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const s=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(s.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const CP={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBKIT_WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-bc",EXT_texture_compression_bptc:"texture-compression-bptc",EXT_disjoint_timer_query_webgl2:"timestamp-query"};class EP{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:s,mode:i,object:r,type:n,info:o,index:a}=this;0!==a?s.drawElements(i,t,n,e):s.drawArrays(i,e,t),o.update(r,t,i,1)}renderInstances(e,t,s){const{gl:i,mode:r,type:n,index:o,object:a,info:h}=this;0!==s&&(0!==o?i.drawElementsInstanced(r,t,n,e,s):i.drawArraysInstanced(r,e,t,s),h.update(a,t,r,s))}renderMultiDraw(e,t,s){const{extensions:i,mode:r,object:n,info:o}=this;if(0===s)return;const a=i.get("WEBGL_multi_draw");if(null===a)for(let i=0;i0)){const e=t.queryQueue.shift();this.initTimestampQuery(e)}}async resolveTimestampAsync(e,t="render"){if(!this.disjoint||!this.trackTimestamp)return;const s=this.get(e);s.gpuQueries||(s.gpuQueries=[]);for(let e=0;e0&&(s.currentOcclusionQueries=s.occlusionQueries,s.currentOcclusionQueryObjects=s.occlusionQueryObjects,s.lastOcclusionObject=null,s.occlusionQueries=new Array(i),s.occlusionQueryObjects=new Array(i),s.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:s}=this,i=this.get(e),r=i.previousContext,n=e.occlusionQueryCount;n>0&&(n>i.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const o=e.textures;if(null!==o)for(let e=0;e0){const r=i.framebuffers[e.getCacheKey()],n=t.COLOR_BUFFER_BIT,o=i.msaaFrameBuffer,a=e.textures;s.bindFramebuffer(t.READ_FRAMEBUFFER,o),s.bindFramebuffer(t.DRAW_FRAMEBUFFER,r);for(let s=0;s{let o=0;for(let t=0;t0&&e.add(i[t]),s[t]=null,r.deleteQuery(n),o++))}o1?f.renderInstances(m,y,x):f.render(m,y),o.bindVertexArray(null)}needsRenderUpdate(){return!1}getRenderCacheKey(){return""}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e){this.textureUtils.destroyTexture(e)}copyTextureToBuffer(e,t,s,i,r){return this.textureUtils.copyTextureToBuffer(e,t,s,i,r)}createSampler(){}destroySampler(){}createNodeBuilder(e,t){return new uP(e,t)}createProgram(e){const t=this.gl,{stage:s,code:i}=e,r="fragment"===s?t.createShader(t.FRAGMENT_SHADER):t.createShader(t.VERTEX_SHADER);t.shaderSource(r,i),t.compileShader(r),this.set(e,{shaderGPU:r})}destroyProgram(){console.warn("Abstract class.")}createRenderPipeline(e,t){const s=this.gl,i=e.pipeline,{fragmentProgram:r,vertexProgram:n}=i,o=s.createProgram(),a=this.get(r).shaderGPU,h=this.get(n).shaderGPU;if(s.attachShader(o,a),s.attachShader(o,h),s.linkProgram(o),this.set(i,{programGPU:o,fragmentShader:a,vertexShader:h}),null!==t&&this.parallel){const r=new Promise((t=>{const r=this.parallel,n=()=>{s.getProgramParameter(o,r.COMPLETION_STATUS_KHR)?(this._completeCompile(e,i),t()):requestAnimationFrame(n)};n()}));t.push(r)}else this._completeCompile(e,i)}_handleSource(e,t){const s=e.split("\n"),i=[],r=Math.max(t-6,0),n=Math.min(t+6,s.length);for(let e=r;e":" "} ${r}: ${s[e]}`)}return i.join("\n")}_getShaderErrors(e,t,s){const i=e.getShaderParameter(t,e.COMPILE_STATUS),r=e.getShaderInfoLog(t).trim();if(i&&""===r)return"";const n=/ERROR: 0:(\d+)/.exec(r);if(n){const i=parseInt(n[1]);return s.toUpperCase()+"\n\n"+r+"\n\n"+this._handleSource(e.getShaderSource(t),i)}return r}_logProgramError(e,t,s){if(this.renderer.debug.checkShaderErrors){const i=this.gl,r=i.getProgramInfoLog(e).trim();if(!1===i.getProgramParameter(e,i.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(i,e,s,t);else{const n=this._getShaderErrors(i,s,"vertex"),o=this._getShaderErrors(i,t,"fragment");console.error("THREE.WebGLProgram: Shader Error "+i.getError()+" - VALIDATE_STATUS "+i.getProgramParameter(e,i.VALIDATE_STATUS)+"\n\nProgram Info Log: "+r+"\n"+n+"\n"+o)}else""!==r&&console.warn("THREE.WebGLProgram: Program Info Log:",r)}}_completeCompile(e,t){const{state:s,gl:i}=this,r=this.get(t),{programGPU:n,fragmentShader:o,vertexShader:a}=r;!1===i.getProgramParameter(n,i.LINK_STATUS)&&this._logProgramError(n,o,a),s.useProgram(n);const h=e.getBindings();this._setupBindings(h,n),this.set(t,{programGPU:n})}createComputePipeline(e,t){const{state:s,gl:i}=this,r={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(r);const{computeProgram:n}=e,o=i.createProgram(),a=this.get(r).shaderGPU,h=this.get(n).shaderGPU,u=n.transforms,l=[],c=[];for(let e=0;eCP[t]===e)),s=this.extensions;for(let e=0;e0){if(void 0===l){const i=[];l=t.createFramebuffer(),s.bindFramebuffer(t.FRAMEBUFFER,l);const r=[],u=e.textures;for(let s=0;s,\n\t@location( 0 ) vTex : vec2\n};\n\n@vertex\nfn main( @builtin( vertex_index ) vertexIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array< vec2, 4 >(\n\t\tvec2( -1.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 ),\n\t\tvec2( -1.0, -1.0 ),\n\t\tvec2( 1.0, -1.0 )\n\t);\n\n\tvar tex = array< vec2, 4 >(\n\t\tvec2( 0.0, 0.0 ),\n\t\tvec2( 1.0, 0.0 ),\n\t\tvec2( 0.0, 1.0 ),\n\t\tvec2( 1.0, 1.0 )\n\t);\n\n\tVarys.vTex = tex[ vertexIndex ];\n\tVarys.Position = vec4( pos[ vertexIndex ], 0.0, 1.0 );\n\n\treturn Varys;\n\n}\n"}),this.mipmapFragmentShaderModule=e.createShaderModule({label:"mipmapFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vTex );\n\n}\n"}),this.flipYFragmentShaderModule=e.createShaderModule({label:"flipYFragment",code:"\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img : texture_2d;\n\n@fragment\nfn main( @location( 0 ) vTex : vec2 ) -> @location( 0 ) vec4 {\n\n\treturn textureSample( img, imgSampler, vec2( vTex.x, 1.0 - vTex.y ) );\n\n}\n"})}getTransferPipeline(e){let t=this.transferPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.mipmapFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:eM,stripIndexFormat:yM},layout:"auto"}),this.transferPipelines[e]=t),t}getFlipYPipeline(e){let t=this.flipYPipelines[e];return void 0===t&&(t=this.device.createRenderPipeline({vertex:{module:this.mipmapVertexShaderModule,entryPoint:"main"},fragment:{module:this.flipYFragmentShaderModule,entryPoint:"main",targets:[{format:e}]},primitive:{topology:eM,stripIndexFormat:yM},layout:"auto"}),this.flipYPipelines[e]=t),t}flipY(e,t,s=0){const i=t.format,{width:r,height:n}=t.size,o=this.getTransferPipeline(i),a=this.getFlipYPipeline(i),h=this.device.createTexture({size:{width:r,height:n,depthOrArrayLayers:1},format:i,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),u=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:uA,baseArrayLayer:s}),l=h.createView({baseMipLevel:0,mipLevelCount:1,dimension:uA,baseArrayLayer:0}),c=this.device.createCommandEncoder({}),d=(e,t,s)=>{const i=e.getBindGroupLayout(0),r=this.device.createBindGroup({layout:i,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t}]}),n=c.beginRenderPass({colorAttachments:[{view:s,loadOp:cM,storeOp:uM,clearValue:[0,0,0,0]}]});n.setPipeline(e),n.setBindGroup(0,r),n.draw(4,1,0,0),n.end()};d(o,u,l),d(a,l,u),this.device.queue.submit([c.finish()]),h.destroy()}generateMipmaps(e,t,s=0){const i=this.getTransferPipeline(t.format),r=this.device.createCommandEncoder({}),n=i.getBindGroupLayout(0);let o=e.createView({baseMipLevel:0,mipLevelCount:1,dimension:uA,baseArrayLayer:s});for(let a=1;a1&&!e.isMultisampleRenderTargetTexture){const e=Object.assign({},p);e.label=e.label+"-msaa",e.sampleCount=l,i.msaaTexture=s.device.createTexture(e)}i.initialized=!0,i.textureDescriptorGPU=p}destroyTexture(e){const t=this.backend,s=t.get(e);s.texture.destroy(),void 0!==s.msaaTexture&&s.msaaTexture.destroy(),t.delete(e)}destroySampler(e){delete this.backend.get(e).sampler}generateMipmaps(e){const t=this.backend.get(e);if(e.isCubeTexture)for(let e=0;e<6;e++)this._generateMipmaps(t.texture,t.textureDescriptorGPU,e);else{const s=e.image.depth||1;for(let e=0;e]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,WP=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,HP={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2":"vec2","vec2":"ivec2","vec2":"uvec2","vec2":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3":"vec3","vec3":"ivec3","vec3":"uvec3","vec3":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4":"vec4","vec4":"ivec4","vec4":"uvec4","vec4":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2":"mat2",mat2x2f:"mat2","mat3x3":"mat3",mat3x3f:"mat3","mat4x4":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class jP extends oB{constructor(e){const{type:t,inputs:s,name:i,inputsCode:r,blockCode:n,outputType:o}=(e=>{const t=(e=e.trim()).match(GP);if(null!==t&&4===t.length){const s=t[2],i=[];let r=null;for(;null!==(r=WP.exec(s));)i.push({name:r[1],type:r[2]});const n=[];for(let e=0;e "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class qP extends nB{parseFunction(e){return new jP(e)}}const $P=self.GPUShaderStage,XP={vertex:$P?$P.VERTEX:1,fragment:$P?$P.FRAGMENT:2,compute:$P?$P.COMPUTE:4},YP={instance:!0,swizzleAssign:!1,storageBuffer:!0},JP={"^^":"tsl_xor"},ZP={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3",vec2:"vec2",ivec2:"vec2",uvec2:"vec2",bvec2:"vec2",vec3:"vec3",ivec3:"vec3",uvec3:"vec3",bvec3:"vec3",vec4:"vec4",ivec4:"vec4",uvec4:"vec4",bvec4:"vec4",mat2:"mat2x2",imat2:"mat2x2",umat2:"mat2x2",bmat2:"mat2x2",mat3:"mat3x3",imat3:"mat3x3",umat3:"mat3x3",bmat3:"mat3x3",mat4:"mat4x4",imat4:"mat4x4",umat4:"mat4x4",bmat4:"mat4x4"},QP={tsl_xor:new Yg("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new Yg("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new Yg("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new Yg("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new Yg("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new Yg("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new Yg("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2 { return vec2( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new Yg("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3 { return vec3( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new Yg("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4 { return vec4( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping:new Yg("\nfn tsl_repeatWrapping( uv : vec2, dimension : vec2 ) -> vec2 {\n\n\tlet uvScaled = vec2( uv * vec2( dimension ) );\n\n\treturn ( ( uvScaled % dimension ) + dimension ) % dimension;\n\n}\n"),biquadraticTexture:new Yg("\nfn tsl_biquadraticTexture( map : texture_2d, coord : vec2f, level : i32 ) -> vec4f {\n\n\tlet res = vec2f( textureDimensions( map, level ) );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2i( iuv + vec2( 0.5, 0.5 ) ), level );\n\tlet rg2 = textureLoad( map, vec2i( iuv + vec2( 1.5, 0.5 ) ), level );\n\tlet rg3 = textureLoad( map, vec2i( iuv + vec2( 0.5, 1.5 ) ), level );\n\tlet rg4 = textureLoad( map, vec2i( iuv + vec2( 1.5, 1.5 ) ), level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},KP={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast"};/Windows/g.test(navigator.userAgent)&&(QP.pow_float=new Yg("fn tsl_pow_float( a : f32, b : f32 ) -> f32 { return select( -pow( -a, b ), pow( a, b ), a > 0.0 ); }"),QP.pow_vec2=new Yg("fn tsl_pow_vec2( a : vec2f, b : vec2f ) -> vec2f { return vec2f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ) ); }",[QP.pow_float]),QP.pow_vec3=new Yg("fn tsl_pow_vec3( a : vec3f, b : vec3f ) -> vec3f { return vec3f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ) ); }",[QP.pow_float]),QP.pow_vec4=new Yg("fn tsl_pow_vec4( a : vec4f, b : vec4f ) -> vec4f { return vec4f( tsl_pow_float( a.x, b.x ), tsl_pow_float( a.y, b.y ), tsl_pow_float( a.z, b.z ), tsl_pow_float( a.w, b.w ) ); }",[QP.pow_float]),KP.pow_float="tsl_pow_float",KP.pow_vec2="tsl_pow_vec2",KP.pow_vec3="tsl_pow_vec3",KP.pow_vec4="tsl_pow_vec4");class eF extends q_{constructor(e,t){super(e,t,new qP),this.uniformGroups={},this.builtins={},this.directives={}}needsColorSpaceToLinear(e){return!0===e.isVideoTexture&&e.colorSpace!==Yt}_generateTextureSample(e,t,s,i,r=this.shaderStage){return"fragment"===r?i?`textureSample( ${t}, ${t}_sampler, ${s}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${s} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,s):this.generateTextureLod(e,t,s,"0")}_generateVideoSample(e,t,s=this.shaderStage){if("fragment"===s)return`textureSampleBaseClampToEdge( ${e}, ${e}_sampler, vec2( ${t}.x, 1.0 - ${t}.y ) )`;console.error(`WebGPURenderer: THREE.VideoTexture does not support ${s} shader.`)}_generateTextureSampleLevel(e,t,s,i,r,n=this.shaderStage){return"fragment"===n&&!1===this.isUnfilterable(e)?`textureSampleLevel( ${t}, ${t}_sampler, ${s}, ${i} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,s,i):this.generateTextureLod(e,t,s,i)}generateFilteredTexture(e,t,s,i="0"){return this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${s}, i32( ${i} ) )`}generateTextureLod(e,t,s,i="0"){this._include("repeatWrapping");return`textureLoad( ${t}, tsl_repeatWrapping( ${s}, ${!0===e.isMultisampleRenderTargetTexture?`textureDimensions( ${t} )`:`textureDimensions( ${t}, 0 )`} ), i32( ${i} ) )`}generateTextureLoad(e,t,s,i,r="0u"){return i?`textureLoad( ${t}, ${s}, ${i}, ${r} )`:`textureLoad( ${t}, ${s}, ${r} )`}generateTextureStore(e,t,s,i){return`textureStore( ${t}, ${s}, ${i} )`}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===Ie||!0===e.isMultisampleRenderTargetTexture}generateTexture(e,t,s,i,r=this.shaderStage){let n=null;return n=!0===e.isVideoTexture?this._generateVideoSample(t,s,r):this.isUnfilterable(e)?this.generateTextureLod(e,t,s,"0",i,r):this._generateTextureSample(e,t,s,i,r),n}generateTextureGrad(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`textureSampleGrad( ${t}, ${t}_sampler, ${s}, ${i[0]}, ${i[1]} )`;console.error(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${n} shader.`)}generateTextureCompare(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`textureSampleCompare( ${t}, ${t}_sampler, ${s}, ${i} )`;console.error(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${n} shader.`)}generateTextureLevel(e,t,s,i,r,n=this.shaderStage){let o=null;return o=!0===e.isVideoTexture?this._generateVideoSample(t,s,n):this._generateTextureSampleLevel(e,t,s,i,r,n),o}generateTextureBias(e,t,s,i,r,n=this.shaderStage){if("fragment"===n)return`textureSampleBias( ${t}, ${t}_sampler, ${s}, ${i} )`;console.error(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${n} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,s=e.type;return"texture"===s||"cubeTexture"===s||"storageTexture"===s||"texture3D"===s?t:"buffer"===s||"storageBuffer"===s?`NodeBuffer_${e.id}.${t}`:e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}_getUniformGroupCount(e){return Object.keys(this.uniforms[e]).length}getFunctionOperator(e){const t=JP[e];return void 0!==t?(this._include(t),t):null}getStorageAccess(e){if(e.isStorageTextureNode)switch(e.access){case tA:return"read";case eA:return"write";default:return"read_write"}else switch(e.access){case QM:return"read_write";case KM:return"read";default:return"write"}}getUniformFromNode(e,t,s,i=null){const r=super.getUniformFromNode(e,t,s,i),n=this.getDataFromNode(e,s,this.globalCache);if(void 0===n.uniformGPU){let i;const o=e.groupNode,a=o.name,h=this.getBindGroupArray(a,s);if("texture"===t||"cubeTexture"===t||"storageTexture"===t||"texture3D"===t){let n=null;if("texture"===t||"storageTexture"===t?n=new sP(r.name,r.node,o,e.access?e.access:null):"cubeTexture"===t?n=new iP(r.name,r.node,o,e.access?e.access:null):"texture3D"===t&&(n=new rP(r.name,r.node,o,e.access?e.access:null)),n.store=!0===e.isStorageTextureNode,n.setVisibility(XP[s]),"fragment"===s&&!1===this.isUnfilterable(e.value)&&!1===n.store){const e=new PP(`${r.name}_sampler`,r.node,o);e.setVisibility(XP[s]),h.push(e,n),i=[e,n]}else h.push(n),i=[n]}else if("buffer"===t||"storageBuffer"===t){const r=new("storageBuffer"===t?UP:JI)(e,o);r.setVisibility(XP[s]),h.push(r),i=r}else{const e=this.uniformGroups[s]||(this.uniformGroups[s]={});let n=e[a];void 0===n&&(n=new KI(a,o),n.setVisibility(XP[s]),e[a]=n,h.push(n)),i=this.getNodeUniform(r,t),n.addUniform(i)}n.uniformGPU=i}return r}getBuiltin(e,t,s,i=this.shaderStage){const r=this.builtins[i]||(this.builtins[i]=new Map);return!1===r.has(e)&&r.set(e,{name:e,property:t,type:s}),t}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,s=this.flowShaderNode(e),i=[];for(const e of t.inputs)i.push(e.name+" : "+this.getType(e.type));let r=`fn ${t.name}( ${i.join(", ")} ) -> ${this.getType(t.type)} {\n${s.vars}\n${s.code}\n`;return s.result&&(r+=`\treturn ${s.result};\n`),r+="\n}\n",r}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4")+".xyz"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],s=this.directives[e];if(void 0!==s)for(const e of s)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}getBuiltins(e){const t=[],s=this.builtins[e];if(void 0!==s)for(const{name:e,property:i,type:r}of s.values())t.push(`@builtin( ${e} ) ${i} : ${r}`);return t.join(",\n\t")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","id","vec3","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3","attribute"),this.getBuiltin("local_invocation_id","localId","vec3","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3","attribute")),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const s=this.getAttributesArray();for(let e=0,i=s.length;e`)}const i=this.getBuiltins("output");return i&&t.push("\t"+i),t.join(",\n")}getStructs(e){const t=[],s=this.structs[e];for(let e=0,i=s.length;e output : ${r};\n\n`)}return t.join("\n\n")}getVar(e,t){return`var ${t} : ${this.getType(e)}`}getVars(e){const t=[],s=this.vars[e];if(void 0!==s)for(const e of s)t.push(`\t${this.getVar(e.type,e.name)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","Vertex","vec4","vertex"),"vertex"===e||"fragment"===e){const s=this.varyings,i=this.vars[e];for(let r=0;r";else if(!0===t.isDataArrayTexture)i="texture_2d_array";else if(!0===t.isDepthTexture)i=`texture_depth${n}_2d`;else if(!0===t.isVideoTexture)i="texture_external";else if(!0===t.isData3DTexture)i="texture_3d";else if(!0===r.node.isStorageTextureNode){i=`texture_storage_2d<${kP(t)}, ${this.getStorageAccess(r.node)}>`}else{i=`texture${n}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}s.push(`@binding( ${o.binding++} ) @group( ${o.group} ) var ${r.name} : ${i};`)}else if("buffer"===r.type||"storageBuffer"===r.type){const e=r.node,t=this.getType(e.bufferType),s=e.bufferCount,n=s>0?", "+s:"",a=`\t${r.name} : array< ${t}${n} >\n`,h=e.isStorageBufferNode?`storage, ${this.getStorageAccess(e)}`:"uniform";i.push(this._getWGSLStructBinding("NodeBuffer_"+e.id,a,h,o.binding++,o.group))}else{const e=this.getType(this.getVectorType(r.type)),t=r.groupNode.name;(n[t]||(n[t]={index:o.binding++,id:o.group,snippets:[]})).snippets.push(`\t${r.name} : ${e}`)}}for(const e in n){const t=n[e];r.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}let o=s.join("\n");return o+=i.join("\n"),o+=r.join("\n"),o}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};for(const t in e){const s=e[t];s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.structs=this.getStructs(t),s.vars=this.getVars(t),s.codes=this.getCodes(t),s.directives=this.getDirectives(t);let i="// code\n\n";i+=this.flowCode[t];const r=this.flowNodes[t],n=r[r.length-1],o=n.outputNode,a=void 0!==o&&!0===o.isOutputStructNode;for(const e of r){const r=this.getFlowData(e),h=e.name;if(h&&(i.length>0&&(i+="\n"),i+=`\t// flow -> ${h}\n\t`),i+=`${r.code}\n\t`,e===n&&"compute"!==t)if(i+="// result\n\n\t","vertex"===t)i+=`varyings.Vertex = ${r.result};`;else if("fragment"===t)if(a)s.returnType=o.nodeType,i+=`return ${r.result};`;else{let e="\t@location(0) color: vec4";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),s.returnType="OutputStruct",s.structs+=this._getWGSLStruct("OutputStruct",e),s.structs+="\nvar output : OutputStruct;\n\n",i+=`output.color = ${r.result};\n\n\treturn output;`}}s.flow=i}null!==this.material?(this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment)):this.computeShader=this._getWGSLComputeCode(e.compute,(this.object.workgroupSize||[64]).join(", "))}getMethod(e,t=null){let s;return null!==t&&(s=this._getWGSLMethod(e+"_"+t)),void 0===s&&(s=this._getWGSLMethod(e)),s||e}getType(e){return ZP[e]||e}isAvailable(e){let t=YP[e];return void 0===t&&("float32Filterable"===e&&(t=this.renderer.hasFeature("float32-filterable")),YP[e]=t),t}_getWGSLMethod(e){return void 0!==QP[e]&&this._include(e),KP[e]}_include(e){const t=QP[e];return t.build(this),null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n\ndiagnostic( off, derivative_uniformity );\n\n// uniforms\n${e.uniforms}\n\n// structs\n${e.structs}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar instanceIndex : u32;\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${t} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = id.x + id.y * numWorkgroups.x * u32(${t}) + id.z * numWorkgroups.x * numWorkgroups.y * u32(${t});\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,s,i=0,r=0){const n=e+"Struct";return`${this._getWGSLStruct(n,t)}\n@binding( ${i} ) @group( ${r} )\nvar<${s}> ${e} : ${n};`}}class tF{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return null!==e.depthTexture?t=this.getTextureFormatGPU(e.depthTexture):e.depth&&e.stencil?t=xM.Depth24PlusStencil8:e.depth&&(t=xM.Depth24Plus),t}getTextureFormatGPU(e){return this.backend.get(e).texture.format}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):xM.BGRA8Unorm,t}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?JS:e.isLineSegments||e.isMesh&&!0===t.wireframe?ZS:e.isLine?QS:e.isMesh?KS:void 0}getSampleCount(e){let t=1;return e>1&&(t=Math.pow(2,Math.floor(Math.log2(e))),2===t&&(t=4)),t}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.samples)}}const sF=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]),iF=new Map([[fn,["float16"]]]),rF=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class nF{constructor(e){this.backend=e}createAttribute(e,t){const s=this._getBufferAttribute(e),i=this.backend,r=i.get(s);let n=r.buffer;if(void 0===n){const o=i.device;let a=s.array;if(!1===e.normalized&&(a.constructor===Int16Array||a.constructor===Uint16Array)){const e=new Uint32Array(a.length);for(let t=0;t{u.createRenderPipelineAsync(M).then((t=>{c.pipeline=t,e()}))}));t.push(e)}}createBundleEncoder(e,t){const s=this.backend,{utils:i,device:r}=s,n=s.get(e),o=s.get(t),a=i.getCurrentDepthStencilFormat(e),h={label:"renderBundleEncoder",colorFormats:[i.getCurrentColorFormat(e)],depthStencilFormat:a,sampleCount:this._getSampleCount(t.context)},u=r.createRenderBundleEncoder(h);return o.bundleEncoder=u,n.currentSets={attributes:{}},n._renderBundleViewport=e.width+"_"+e.height,u}createComputePipeline(e,t){const s=this.backend,i=s.device,r=s.get(e.computeProgram).module,n=s.get(e),o=[];for(const e of t){const t=s.get(e);o.push(t.layout)}n.pipeline=i.createComputePipeline({compute:r,layout:i.createPipelineLayout({bindGroupLayouts:o})})}_getBlending(e){let t,s;const i=e.blending,r=e.blendSrc,n=e.blendDst,o=e.blendEquation;if(5===i){const i=null!==e.blendSrcAlpha?e.blendSrcAlpha:r,a=null!==e.blendDstAlpha?e.blendDstAlpha:n,h=null!==e.blendEquationAlpha?e.blendEquationAlpha:o;t={srcFactor:this._getBlendFactor(r),dstFactor:this._getBlendFactor(n),operation:this._getBlendOperation(o)},s={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(a),operation:this._getBlendOperation(h)}}else{const r=(e,i,r,n)=>{t={srcFactor:e,dstFactor:i,operation:OM},s={srcFactor:r,dstFactor:n,operation:OM}};if(e.premultipliedAlpha)switch(i){case 1:r(MM,CM,MM,CM);break;case 2:r(MM,MM,MM,MM);break;case 3:r(SM,NM,SM,MM);break;case 4:r(SM,AM,SM,RM)}else switch(i){case 1:r(RM,CM,MM,CM);break;case 2:r(RM,MM,RM,MM);break;case 3:r(SM,NM,SM,MM);break;case 4:r(SM,AM,SM,AM)}}if(void 0!==t&&void 0!==s)return{color:t,alpha:s};console.error("THREE.WebGPURenderer: Invalid blending: ",i)}_getBlendFactor(e){let t;switch(e){case 200:t=SM;break;case 201:t=MM;break;case 202:t=AM;break;case 203:t=NM;break;case C:t=RM;break;case E:t=CM;break;case 208:t=EM;break;case 209:t=BM;break;case 206:t=IM;break;case 207:t=PM;break;case 210:t=FM;break;case 211:t=zM;break;case 212:t=UM;break;default:console.error("THREE.WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const s=e.stencilFunc;switch(s){case 512:t=tM;break;case bs:t=hM;break;case 513:t=sM;break;case 515:t=rM;break;case 514:t=iM;break;case 518:t=aM;break;case 516:t=nM;break;case 517:t=oM;break;default:console.error("THREE.WebGPURenderer: Invalid stencil function.",s)}return t}_getStencilOperation(e){let t;switch(e){case ns:t=HM;break;case 0:t=jM;break;case 7681:t=qM;break;case 5386:t=$M;break;case 7682:t=XM;break;case 7683:t=YM;break;case 34055:t=JM;break;case 34056:t=ZM;break;default:console.error("THREE.WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case v:t=OM;break;case 101:t=LM;break;case 102:t=VM;break;case 103:t=DM;break;case 104:t=kM;break;default:console.error("THREE.WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,s){const i={},r=this.backend.utils;switch(i.topology=r.getPrimitiveTopology(e,s),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(i.stripIndexFormat=t.index.array instanceof Uint16Array?fM:yM),s.side){case c:i.frontFace=dM,i.cullMode=gM;break;case d:i.frontFace=dM,i.cullMode=mM;break;case 2:i.frontFace=dM,i.cullMode=pM;break;default:console.error("THREE.WebGPUPipelineUtils: Unknown material.side value.",s.side)}return i}_getColorWriteMask(e){return!0===e.colorWrite?WM:GM}_getDepthCompare(e){let t;if(!1===e.depthTest)t=hM;else{const s=e.depthFunc;switch(s){case 0:t=tM;break;case 1:t=hM;break;case 2:t=sM;break;case 3:t=rM;break;case 4:t=iM;break;case 5:t=aM;break;case 6:t=nM;break;case 7:t=oM;break;default:console.error("THREE.WebGPUPipelineUtils: Invalid depth function.",s)}}return t}}class hF extends pP{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.trackTimestamp=!0===e.trackTimestamp,this.device=null,this.context=null,this.colorBuffer=null,this.defaultRenderPassdescriptor=null,this.utils=new tF(this),this.attributeUtils=new nF(this),this.bindingUtils=new oF(this),this.pipelineUtils=new aF(this),this.textureUtils=new DP(this),this.occludedResolveCache=new Map}async init(e){await super.init(e);const t=this.parameters;let s;if(void 0===t.device){const e={powerPreference:t.powerPreference},i=await navigator.gpu.requestAdapter(e);if(null===i)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const r=Object.values(fA),n=[];for(const e of r)i.features.has(e)&&n.push(e);const o={requiredFeatures:n,requiredLimits:t.requiredLimits};s=await i.requestDevice(o)}else s=t.device;const i=void 0!==t.context?t.context:e.domElement.getContext("webgpu");this.device=s,this.context=i;const r=t.alpha?"premultiplied":"opaque";this.context.configure({device:this.device,format:xM.BGRA8Unorm,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:r}),this.updateSize()}get coordinateSystem(){return Ds}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){let e=this.defaultRenderPassdescriptor;if(null===e){const t=this.renderer;e={colorAttachments:[{view:null}],depthStencilAttachment:{view:this.textureUtils.getDepthBuffer(t.depth,t.stencil).createView()}};const s=e.colorAttachments[0];this.renderer.samples>0?s.view=this.colorBuffer.createView():s.resolveTarget=void 0,this.defaultRenderPassdescriptor=e}const t=e.colorAttachments[0];return this.renderer.samples>0?t.resolveTarget=this.context.getCurrentTexture().createView():t.view=this.context.getCurrentTexture().createView(),e}_getRenderPassDescriptor(e){const t=e.renderTarget,s=this.get(t);let i=s.descriptors;if(void 0===i||s.width!==t.width||s.height!==t.height||s.activeMipmapLevel!==t.activeMipmapLevel||s.samples!==t.samples){i={},s.descriptors=i;const e=()=>{t.removeEventListener("dispose",e),this.delete(t)};t.addEventListener("dispose",e)}const r=e.getCacheKey();let n=i[r];if(void 0===n){const o=e.textures,a=[];for(let t=0;t0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,r=s.createQuerySet({type:"occlusion",count:i}),t.occlusionQuerySet=r,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(i),t.lastOcclusionObject=null),n=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e),this.initTimestampQuery(e,n),n.occlusionQuerySet=r;const o=n.depthStencilAttachment;if(null!==e.textures){const t=n.colorAttachments;for(let s=0;s0&&(t.registerBundlesPhase=!1,t.currentPass.executeBundles(t.renderBundles)),s>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery(),t.currentPass.end(),s>0){const i=8*s;let r=this.occludedResolveCache.get(i);void 0===r&&(r=this.device.createBuffer({size:i,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(i,r));const n=this.device.createBuffer({size:i,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,s,r,0),t.encoder.copyBufferToBuffer(r,0,n,0,i),t.occlusionQueryBuffer=n,this.resolveOccludedAsync(e)}if(this.prepareTimestampBuffer(e,t.encoder),this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;eo?(h.x=Math.min(t.dispatchCount,o),h.y=Math.ceil(t.dispatchCount/o)):h.x=t.dispatchCount,r.dispatchWorkgroups(h.x,h.y,h.z)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.prepareTimestampBuffer(e,t.cmdEncoderGPU),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:s,geometry:i,context:r,pipeline:n}=e,o=e.getBindings(),a=this.get(r),h=this.get(n).pipeline,u=a.currentSets,l=this.get(e),{bundleEncoder:c,renderBundle:d,lastPipelineGPU:p}=l,m=this.get(r);if(!0===m.registerBundlesPhase&&void 0!==c&&p===h)return void m.renderBundles.push(d);const g=this.renderer._currentRenderBundle?this.createBundleEncoder(r,e):a.currentPass;u.pipeline!==h&&(g.setPipeline(h),u.pipeline=h);for(let e=0,t=o.length;e1?0:s;g.drawIndexed(t[s],i,e[s]/n,0,o)}}else if(!0===y){const e=b.count!==1/0?b.count:f.count;g.drawIndexed(e,T,v,0,0),t.update(s,e,T)}else{const e=i.attributes.position,r=b.count!==1/0?b.count:e.count;g.draw(r,T,v,0),t.update(s,r,T)}if(this.renderer._currentRenderBundle){const e=g.finish();l.lastPipelineGPU=h,l.renderBundle=e,l.bundleEncoder=g}}}needsRenderUpdate(e){const t=this.get(e),{object:s,material:i}=e,r=this.utils,n=r.getSampleCountRenderContext(e.context),o=r.getCurrentColorSpace(e.context),a=r.getCurrentColorFormat(e.context),h=r.getCurrentDepthStencilFormat(e.context),u=r.getPrimitiveTopology(s,i);let l=!1;return t.material===i&&t.materialVersion===i.version&&t.transparent===i.transparent&&t.blending===i.blending&&t.premultipliedAlpha===i.premultipliedAlpha&&t.blendSrc===i.blendSrc&&t.blendDst===i.blendDst&&t.blendEquation===i.blendEquation&&t.blendSrcAlpha===i.blendSrcAlpha&&t.blendDstAlpha===i.blendDstAlpha&&t.blendEquationAlpha===i.blendEquationAlpha&&t.colorWrite===i.colorWrite&&t.depthWrite===i.depthWrite&&t.depthTest===i.depthTest&&t.depthFunc===i.depthFunc&&t.stencilWrite===i.stencilWrite&&t.stencilFunc===i.stencilFunc&&t.stencilFail===i.stencilFail&&t.stencilZFail===i.stencilZFail&&t.stencilZPass===i.stencilZPass&&t.stencilFuncMask===i.stencilFuncMask&&t.stencilWriteMask===i.stencilWriteMask&&t.side===i.side&&t.alphaToCoverage===i.alphaToCoverage&&t.sampleCount===n&&t.colorSpace===o&&t.colorFormat===a&&t.depthStencilFormat===h&&t.primitiveTopology===u&&t.clippingContextVersion===e.clippingContextVersion||(t.material=i,t.materialVersion=i.version,t.transparent=i.transparent,t.blending=i.blending,t.premultipliedAlpha=i.premultipliedAlpha,t.blendSrc=i.blendSrc,t.blendDst=i.blendDst,t.blendEquation=i.blendEquation,t.blendSrcAlpha=i.blendSrcAlpha,t.blendDstAlpha=i.blendDstAlpha,t.blendEquationAlpha=i.blendEquationAlpha,t.colorWrite=i.colorWrite,t.depthWrite=i.depthWrite,t.depthTest=i.depthTest,t.depthFunc=i.depthFunc,t.stencilWrite=i.stencilWrite,t.stencilFunc=i.stencilFunc,t.stencilFail=i.stencilFail,t.stencilZFail=i.stencilZFail,t.stencilZPass=i.stencilZPass,t.stencilFuncMask=i.stencilFuncMask,t.stencilWriteMask=i.stencilWriteMask,t.side=i.side,t.alphaToCoverage=i.alphaToCoverage,t.sampleCount=n,t.colorSpace=o,t.colorFormat=a,t.depthStencilFormat=h,t.primitiveTopology=u,t.clippingContextVersion=e.clippingContextVersion,l=!0),l}getRenderCacheKey(e){const{object:t,material:s}=e,i=this.utils,r=e.context;return[s.transparent,s.blending,s.premultipliedAlpha,s.blendSrc,s.blendDst,s.blendEquation,s.blendSrcAlpha,s.blendDstAlpha,s.blendEquationAlpha,s.colorWrite,s.depthWrite,s.depthTest,s.depthFunc,s.stencilWrite,s.stencilFunc,s.stencilFail,s.stencilZFail,s.stencilZPass,s.stencilFuncMask,s.stencilWriteMask,s.side,i.getSampleCountRenderContext(r),i.getCurrentColorSpace(r),i.getCurrentColorFormat(r),i.getCurrentDepthStencilFormat(r),i.getPrimitiveTopology(t,s),e.clippingContextVersion].join()}createSampler(e){this.textureUtils.createSampler(e)}destroySampler(e){this.textureUtils.destroySampler(e)}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e){this.textureUtils.destroyTexture(e)}copyTextureToBuffer(e,t,s,i,r){return this.textureUtils.copyTextureToBuffer(e,t,s,i,r)}initTimestampQuery(e,t){if(!this.hasFeature(fA.TimestampQuery)||!this.trackTimestamp)return;const s=this.get(e);if(!s.timeStampQuerySet){const e=this.device.createQuerySet({type:"timestamp",count:2}),i={querySet:e,beginningOfPassWriteIndex:0,endOfPassWriteIndex:1};Object.assign(t,{timestampWrites:i}),s.timeStampQuerySet=e}}prepareTimestampBuffer(e,t){if(!this.hasFeature(fA.TimestampQuery)||!this.trackTimestamp)return;const s=this.get(e),i=2*BigInt64Array.BYTES_PER_ELEMENT;void 0===s.currentTimestampQueryBuffers&&(s.currentTimestampQueryBuffers={resolveBuffer:this.device.createBuffer({label:"timestamp resolve buffer",size:i,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),resultBuffer:this.device.createBuffer({label:"timestamp result buffer",size:i,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),isMappingPending:!1});const{resolveBuffer:r,resultBuffer:n,isMappingPending:o}=s.currentTimestampQueryBuffers;!0!==o&&(t.resolveQuerySet(s.timeStampQuerySet,0,2,r,0),t.copyBufferToBuffer(r,0,n,0,i))}async resolveTimestampAsync(e,t="render"){if(!this.hasFeature(fA.TimestampQuery)||!this.trackTimestamp)return;const s=this.get(e);if(void 0===s.currentTimestampQueryBuffers)return;const{resultBuffer:i,isMappingPending:r}=s.currentTimestampQueryBuffers;!0!==r&&(s.currentTimestampQueryBuffers.isMappingPending=!0,i.mapAsync(GPUMapMode.READ).then((()=>{const e=new BigUint64Array(i.getMappedRange()),r=Number(e[1]-e[0])/1e6;this.renderer.info.updateTimestamp(t,r),i.unmap(),s.currentTimestampQueryBuffers.isMappingPending=!1})))}createNodeBuilder(e,t){return new eF(e,t)}createProgram(e){this.get(e).module={module:this.device.createShaderModule({code:e.code,label:e.stage}),entryPoint:"main"}}destroyProgram(e){this.delete(e)}createRenderPipeline(e,t){this.pipelineUtils.createRenderPipeline(e,t)}createComputePipeline(e,t){this.pipelineUtils.createComputePipeline(e,t)}createBundleEncoder(e,t){return this.pipelineUtils.createBundleEncoder(e,t)}createBindings(e){this.bindingUtils.createBindings(e)}updateBindings(e){this.bindingUtils.createBindings(e)}updateBinding(e){this.bindingUtils.updateBinding(e)}createIndexAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.INDEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}updateSize(){this.colorBuffer=this.textureUtils.getColorBuffer(),this.defaultRenderPassdescriptor=null}getMaxAnisotropy(){return 16}hasFeature(e){return this.device.features.has(e)}copyTextureToTexture(e,t,s=null,i=null,r=0){let n=0,o=0,a=0,h=0,u=e.image.width,l=e.image.height;null!==s&&(a=s.x,h=s.y,u=s.width,l=s.height),null!==i&&(n=i.x,o=i.y);const c=this.device.createCommandEncoder({label:"copyTextureToTexture_"+e.id+"_"+t.id}),d=this.get(e).texture,p=this.get(t).texture;c.copyTextureToTexture({texture:d,mipLevel:r,origin:{x:a,y:h,z:0}},{texture:p,mipLevel:r,origin:{x:n,y:o,z:0}},[u,l]),this.device.queue.submit([c.finish()])}copyFramebufferToTexture(e,t){const s=this.get(t),{encoder:i,descriptor:r}=s;let n=null;n=t.renderTarget?e.isDepthTexture?this.get(t.depthTexture).texture:this.get(t.textures[0]).texture:e.isDepthTexture?this.textureUtils.getDepthBuffer(t.depth,t.stencil):this.context.getCurrentTexture();const o=this.get(e).texture;if(n.format===o.format){s.currentPass.end(),i.copyTextureToTexture({texture:n,origin:{x:0,y:0,z:0}},{texture:o},[e.image.width,e.image.height]),e.generateMipmaps&&this.textureUtils.generateMipmaps(e);for(let e=0;e