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t=e.child;t!==null;){if(t.tag===5||t.tag===6)n.appendChild(t.stateNode);else if(t.tag!==4&&t.child!==null){t.child.return=t,t=t.child;continue}if(t===e)break;for(;t.sibling===null;){if(t.return===null||t.return===e)return;t=t.return}t.sibling.return=t.return,t=t.sibling}};xm=function(){};z1=function(n,e,t,i){var r=n.memoizedProps;if(r!==i){n=e.stateNode,Ma(Hr.current);var s=null;switch(t){case"input":r=Vp(n,r),i=Vp(n,i),s=[];break;case"select":r=Cn({},r,{value:void 0}),i=Cn({},i,{value:void 0}),s=[];break;case"textarea":r=Xp(n,r),i=Xp(n,i),s=[];break;default:typeof r.onClick!="function"&&typeof i.onClick=="function"&&(n.onclick=Yd)}$p(t,i);var a;t=null;for(h in r)if(!i.hasOwnProperty(h)&&r.hasOwnProperty(h)&&r[h]!=null)if(h==="style"){var l=r[h];for(a in l)l.hasOwnProperty(a)&&(t||(t={}),t[a]="")}else 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i.is=="string"?n=a.createElement(t,{is:i.is}):(n=a.createElement(t),t==="select"&&(a=n,i.multiple?a.multiple=!0:i.size&&(a.size=i.size))):n=a.createElementNS(n,t),n[Fr]=e,n[Sc]=i,B1(n,e,!1,!1),e.stateNode=n;e:{switch(a=qp(t,i),t){case"dialog":fn("cancel",n),fn("close",n),r=i;break;case"iframe":case"object":case"embed":fn("load",n),r=i;break;case"video":case"audio":for(r=0;r<$l.length;r++)fn($l[r],n);r=i;break;case"source":fn("error",n),r=i;break;case"img":case"image":case"link":fn("error",n),fn("load",n),r=i;break;case"details":fn("toggle",n),r=i;break;case"input":qb(n,i),r=Vp(n,i),fn("invalid",n);break;case"option":r=i;break;case"select":n._wrapperState={wasMultiple:!!i.multiple},r=Cn({},i,{value:void 0}),fn("invalid",n);break;case"textarea":Zb(n,i),r=Xp(n,i),fn("invalid",n);break;default:r=i}$p(t,r),l=r;for(s in l)if(l.hasOwnProperty(s)){var d=l[s];s==="style"?vM(n,d):s==="dangerouslySetInnerHTML"?(d=d?d.__html:void 0,d!=null&&gM(n,d)):s==="children"?typeof 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Error(Be(166));if(t=Ma(Ec.current),Ma(Hr.current),Au(e)){if(i=e.stateNode,t=e.memoizedProps,i[Fr]=e,(s=i.nodeValue!==t)&&(n=Yi,n!==null))switch(n.tag){case 3:Tu(i.nodeValue,t,(n.mode&1)!==0);break;case 5:n.memoizedProps.suppressHydrationWarning!==!0&&Tu(i.nodeValue,t,(n.mode&1)!==0)}s&&(e.flags|=4)}else i=(t.nodeType===9?t:t.ownerDocument).createTextNode(i),i[Fr]=e,e.stateNode=i}return di(e),null;case 13:if(gn(En),i=e.memoizedState,n===null||n.memoizedState!==null&&n.memoizedState.dehydrated!==null){if(xn&&Xi!==null&&e.mode&1&&!(e.flags&128))s1(),Yo(),e.flags|=98560,s=!1;else if(s=Au(e),i!==null&&i.dehydrated!==null){if(n===null){if(!s)throw Error(Be(318));if(s=e.memoizedState,s=s!==null?s.dehydrated:null,!s)throw Error(Be(317));s[Fr]=e}else Yo(),!(e.flags&128)&&(e.memoizedState=null),e.flags|=4;di(e),s=!1}else Sr!==null&&(Rm(Sr),Sr=null),s=!0;if(!s)return e.flags&65536?e:null}return e.flags&128?(e.lanes=t,e):(i=i!==null,i!==(n!==null&&n.memoizedState!==null)&&i&&(e.child.flags|=8192,e.mode&1&&(n===null||En.current&1?$n===0&&($n=3):u_())),e.updateQueue!==null&&(e.flags|=4),di(e),null);case 4:return qo(),xm(n,e),n===null&&xc(e.stateNode.containerInfo),di(e),null;case 10:return Yg(e.type._context),di(e),null;case 17:return Oi(e.type)&&$d(),di(e),null;case 19:if(gn(En),s=e.memoizedState,s===null)return di(e),null;if(i=(e.flags&128)!==0,a=s.rendering,a===null)if(i)Il(s,!1);else{if($n!==0||n!==null&&n.flags&128)for(n=e.child;n!==null;){if(a=th(n),a!==null){for(e.flags|=128,Il(s,!1),i=a.updateQueue,i!==null&&(e.updateQueue=i,e.flags|=4),e.subtreeFlags=0,i=t,t=e.child;t!==null;)s=t,n=i,s.flags&=14680066,a=s.alternate,a===null?(s.childLanes=0,s.lanes=n,s.child=null,s.subtreeFlags=0,s.memoizedProps=null,s.memoizedState=null,s.updateQueue=null,s.dependencies=null,s.stateNode=null):(s.childLanes=a.childLanes,s.lanes=a.lanes,s.child=a.child,s.subtreeFlags=0,s.deletions=null,s.memoizedProps=a.memoizedProps,s.memoizedState=a.memoizedState,s.updateQueue=a.updateQueue,s.type=a.type,n=a.dependencies,s.dependencies=n===null?null:{lanes:n.lanes,firstContext:n.firstContext}),t=t.sibling;return cn(En,En.current&1|2),e.child}n=n.sibling}s.tail!==null&&kn()>Zo&&(e.flags|=128,i=!0,Il(s,!1),e.lanes=4194304)}else{if(!i)if(n=th(a),n!==null){if(e.flags|=128,i=!0,t=n.updateQueue,t!==null&&(e.updateQueue=t,e.flags|=4),Il(s,!0),s.tail===null&&s.tailMode==="hidden"&&!a.alternate&&!xn)return di(e),null}else 2*kn()-s.renderingStartTime>Zo&&t!==1073741824&&(e.flags|=128,i=!0,Il(s,!1),e.lanes=4194304);s.isBackwards?(a.sibling=e.child,e.child=a):(t=s.last,t!==null?t.sibling=a:e.child=a,s.last=a)}return s.tail!==null?(e=s.tail,s.rendering=e,s.tail=e.sibling,s.renderingStartTime=kn(),e.sibling=null,t=En.current,cn(En,i?t&1|2:t&1),e):(di(e),null);case 22:case 23:return c_(),i=e.memoizedState!==null,n!==null&&n.memoizedState!==null!==i&&(e.flags|=8192),i&&e.mode&1?ji&1073741824&&(di(e),e.subtreeFlags&6&&(e.flags|=8192)):di(e),null;case 24:return null;case 25:return null}throw Error(Be(156,e.tag))}function rI(n,e){switch(Vg(e),e.tag){case 1:return 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s=t.lanes|t.childLanes;if(X2(n,s),n===ni&&(jn=ni=null,si=0),!(t.subtreeFlags&2064)&&!(t.flags&2064)||Lu||(Lu=!0,eE(Gd,function(){return Oo(),null})),s=(t.flags&15990)!==0,t.subtreeFlags&15990||s){s=cr.transition,cr.transition=null;var a=rn;rn=1;var l=qt;qt|=4,s_.current=null,aI(n,t),j1(t,n),IL(am),Wd=!!sm,am=sm=null,n.current=t,oI(t),O2(),qt=l,rn=a,cr.transition=s}else n.current=t;if(Lu&&(Lu=!1,Ns=n,ah=r),s=n.pendingLanes,s===0&&(js=null),z2(t.stateNode),Ni(n,kn()),e!==null)for(i=n.onRecoverableError,t=0;t<e.length;t++)r=e[t],i(r.value,{componentStack:r.stack,digest:r.digest});if(sh)throw sh=!1,n=Tm,Tm=null,n;return ah&1&&n.tag!==0&&Oo(),s=n.pendingLanes,s&1?n===Am?lc++:(lc=0,Am=n):lc=0,ta(),null}function Oo(){if(Ns!==null){var n=LM(ah),e=cr.transition,t=rn;try{if(cr.transition=null,rn=16>n?16:n,Ns===null)var i=!1;else{if(n=Ns,Ns=null,ah=0,qt&6)throw Error(Be(331));var r=qt;for(qt|=4,st=n.current;st!==null;){var s=st,a=s.child;if(st.flags&16){var l=s.deletions;if(l!==null){for(var 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Math.acos(Wn(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y;return t*t+i*i}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,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,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 i=Math.cos(t),r=Math.sin(t),s=this.x-e.x,a=this.y-e.y;return this.x=s*i-a*r+e.x,this.y=s*r+a*i+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class At{constructor(e,t,i,r,s,a,l,d,h){At.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 0&&this.set(e,t,i,r,s,a,l,d,h)}set(e,t,i,r,s,a,l,d,h){const m=this.elements;return m[0]=e,m[1]=r,m[2]=l,m[3]=t,m[4]=s,m[5]=d,m[6]=i,m[7]=a,m[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],this}extractBasis(e,t,i){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),i.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 i=e.elements,r=t.elements,s=this.elements,a=i[0],l=i[3],d=i[6],h=i[1],m=i[4],u=i[7],g=i[2],v=i[5],w=i[8],T=r[0],M=r[3],b=r[6],A=r[1],E=r[4],P=r[7],G=r[2],O=r[5],B=r[8];return s[0]=a*T+l*A+d*G,s[3]=a*M+l*E+d*O,s[6]=a*b+l*P+d*B,s[1]=h*T+m*A+u*G,s[4]=h*M+m*E+u*O,s[7]=h*b+m*P+u*B,s[2]=g*T+v*A+w*G,s[5]=g*M+v*E+w*O,s[8]=g*b+v*P+w*B,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],i=e[1],r=e[2],s=e[3],a=e[4],l=e[5],d=e[6],h=e[7],m=e[8];return t*a*m-t*l*h-i*s*m+i*l*d+r*s*h-r*a*d}invert(){const e=this.elements,t=e[0],i=e[1],r=e[2],s=e[3],a=e[4],l=e[5],d=e[6],h=e[7],m=e[8],u=m*a-l*h,g=l*d-m*s,v=h*s-a*d,w=t*u+i*g+r*v;if(w===0)return this.set(0,0,0,0,0,0,0,0,0);const T=1/w;return e[0]=u*T,e[1]=(r*h-m*i)*T,e[2]=(l*i-r*a)*T,e[3]=g*T,e[4]=(m*t-r*d)*T,e[5]=(r*s-l*t)*T,e[6]=v*T,e[7]=(i*d-h*t)*T,e[8]=(a*t-i*s)*T,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,i,r,s,a,l){const d=Math.cos(s),h=Math.sin(s);return this.set(i*d,i*h,-i*(d*a+h*l)+a+e,-r*h,r*d,-r*(-h*a+d*l)+l+t,0,0,1),this}scale(e,t){return this.premultiply(Yf.makeScale(e,t)),this}rotate(e){return this.premultiply(Yf.makeRotation(-e)),this}translate(e,t){return this.premultiply(Yf.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),i=Math.sin(e);return this.set(t,-i,0,i,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,i=e.elements;for(let r=0;r<9;r++)if(t[r]!==i[r])return!1;return!0}fromArray(e,t=0){for(let i=0;i<9;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){const i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const Yf=new At;function xE(n){for(let e=n.length-1;e>=0;--e)if(n[e]>=65535)return!0;return!1}function Dc(n){return document.createElementNS("http://www.w3.org/1999/xhtml",n)}function FD(){const n=Dc("canvas");return n.style.display="block",n}const cw={};function T_(n){n in cw||(cw[n]=!0,console.warn(n))}function UD(n,e,t){return new Promise(function(i,r){function s(){switch(n.clientWaitSync(e,n.SYNC_FLUSH_COMMANDS_BIT,0)){case n.WAIT_FAILED:r();break;case n.TIMEOUT_EXPIRED:setTimeout(s,t);break;default:i()}}setTimeout(s,t)})}const uw=new At().set(.8224621,.177538,0,.0331941,.9668058,0,.0170827,.0723974,.9105199),dw=new At().set(1.2249401,-.2249404,0,-.0420569,1.0420571,0,-.0196376,-.0786361,1.0982735),Du={[Sn]:{transfer:hh,primaries:fh,toReference:n=>n,fromReference:n=>n},[on]:{transfer:pn,primaries:fh,toReference:n=>n.convertSRGBToLinear(),fromReference:n=>n.convertLinearToSRGB()},[Hh]:{transfer:hh,primaries:ph,toReference:n=>n.applyMatrix3(dw),fromReference:n=>n.applyMatrix3(uw)},[M_]:{transfer:pn,primaries:ph,toReference:n=>n.convertSRGBToLinear().applyMatrix3(dw),fromReference:n=>n.applyMatrix3(uw).convertLinearToSRGB()}},OD=new Set([Sn,Hh]),Kt={enabled:!0,_workingColorSpace:Sn,get workingColorSpace(){return this._workingColorSpace},set workingColorSpace(n){if(!OD.has(n))throw new Error(`Unsupported working color space, "${n}".`);this._workingColorSpace=n},convert:function(n,e,t){if(this.enabled===!1||e===t||!e||!t)return n;const i=Du[e].toReference,r=Du[t].fromReference;return r(i(n))},fromWorkingColorSpace:function(n,e){return this.convert(n,this._workingColorSpace,e)},toWorkingColorSpace:function(n,e){return this.convert(n,e,this._workingColorSpace)},getPrimaries:function(n){return Du[n].primaries},getTransfer:function(n){return n===ss?hh:Du[n].transfer}};function zo(n){return n<.04045?n*.0773993808:Math.pow(n*.9478672986+.0521327014,2.4)}function $f(n){return n<.0031308?n*12.92:1.055*Math.pow(n,.41666)-.055}let Xa;class ND{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let t;if(e instanceof HTMLCanvasElement)t=e;else{Xa===void 0&&(Xa=Dc("canvas")),Xa.width=e.width,Xa.height=e.height;const i=Xa.getContext("2d");e instanceof ImageData?i.putImageData(e,0,0):i.drawImage(e,0,0,e.width,e.height),t=Xa}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(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const t=Dc("canvas");t.width=e.width,t.height=e.height;const i=t.getContext("2d");i.drawImage(e,0,0,e.width,e.height);const r=i.getImageData(0,0,e.width,e.height),s=r.data;for(let a=0;a<s.length;a++)s[a]=zo(s[a]/255)*255;return i.putImageData(r,0,0),t}else if(e.data){const t=e.data.slice(0);for(let i=0;i<t.length;i++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[i]=Math.floor(zo(t[i]/255)*255):t[i]=zo(t[i]);return{data:t,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let BD=0;class wE{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:BD++}),this.uuid=Cr(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const i={uuid:this.uuid,url:""},r=this.data;if(r!==null){let s;if(Array.isArray(r)){s=[];for(let a=0,l=r.length;a<l;a++)r[a].isDataTexture?s.push(qf(r[a].image)):s.push(qf(r[a]))}else s=qf(r);i.url=s}return t||(e.images[this.uuid]=i),i}}function qf(n){return typeof HTMLImageElement<"u"&&n instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&n instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&n instanceof ImageBitmap?ND.getDataURL(n):n.data?{data:Array.from(n.data),width:n.width,height:n.height,type:n.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let zD=0;class qn extends ul{constructor(e=qn.DEFAULT_IMAGE,t=qn.DEFAULT_MAPPING,i=ti,r=ti,s=ln,a=Er,l=Vn,d=Bi,h=qn.DEFAULT_ANISOTROPY,m=ss){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:zD++}),this.uuid=Cr(),this.name="",this.source=new wE(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=i,this.wrapT=r,this.magFilter=s,this.minFilter=a,this.anisotropy=h,this.format=l,this.internalFormat=null,this.type=d,this.offset=new et(0,0),this.repeat=new et(1,1),this.center=new et(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new At,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=m,this.userData={},this.version=0,this.onUpdate=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}clone(){return new this.constructor().copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=e===void 0||typeof e=="string";if(!t&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const i={metadata:{version:4.6,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),t||(e.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==__)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Vr:e.x=e.x-Math.floor(e.x);break;case ti:e.x=e.x<0?0:1;break;case dh:Math.abs(Math.floor(e.x)%2)===1?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x);break}if(e.y<0||e.y>1)switch(this.wrapT){case Vr:e.y=e.y-Math.floor(e.y);break;case ti:e.y=e.y<0?0:1;break;case dh:Math.abs(Math.floor(e.y)%2)===1?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y);break}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){e===!0&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){e===!0&&this.pmremVersion++}}qn.DEFAULT_IMAGE=null;qn.DEFAULT_MAPPING=__;qn.DEFAULT_ANISOTROPY=1;class $t{constructor(e=0,t=0,i=0,r=1){$t.prototype.isVector4=!0,this.x=e,this.y=t,this.z=i,this.w=r}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,i,r){return this.x=e,this.y=t,this.z=i,this.w=r,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=e.w!==void 0?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,i=this.y,r=this.z,s=this.w,a=e.elements;return this.x=a[0]*t+a[4]*i+a[8]*r+a[12]*s,this.y=a[1]*t+a[5]*i+a[9]*r+a[13]*s,this.z=a[2]*t+a[6]*i+a[10]*r+a[14]*s,this.w=a[3]*t+a[7]*i+a[11]*r+a[15]*s,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,i,r,s;const d=e.elements,h=d[0],m=d[4],u=d[8],g=d[1],v=d[5],w=d[9],T=d[2],M=d[6],b=d[10];if(Math.abs(m-g)<.01&&Math.abs(u-T)<.01&&Math.abs(w-M)<.01){if(Math.abs(m+g)<.1&&Math.abs(u+T)<.1&&Math.abs(w+M)<.1&&Math.abs(h+v+b-3)<.1)return this.set(1,0,0,0),this;t=Math.PI;const E=(h+1)/2,P=(v+1)/2,G=(b+1)/2,O=(m+g)/4,B=(u+T)/4,F=(w+M)/4;return E>P&&E>G?E<.01?(i=0,r=.707106781,s=.707106781):(i=Math.sqrt(E),r=O/i,s=B/i):P>G?P<.01?(i=.707106781,r=0,s=.707106781):(r=Math.sqrt(P),i=O/r,s=F/r):G<.01?(i=.707106781,r=.707106781,s=0):(s=Math.sqrt(G),i=B/s,r=F/s),this.set(i,r,s,t),this}let A=Math.sqrt((M-w)*(M-w)+(u-T)*(u-T)+(g-m)*(g-m));return Math.abs(A)<.001&&(A=1),this.x=(M-w)/A,this.y=(u-T)/A,this.z=(g-m)/A,this.w=Math.acos((h+v+b-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}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.w=Math.min(this.w,e.w),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.w=Math.max(this.w,e.w),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.w=Math.max(e.w,Math.min(t.w,this.w)),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.w=Math.max(e,Math.min(t,this.w)),this}clampLength(e,t){const i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,i)))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,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)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}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.w+=(e.w-this.w)*t,this}lerpVectors(e,t,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this.w=e.w+(t.w-e.w)*i,this}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}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}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class HD extends ul{constructor(e=1,t=1,i={}){super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new $t(0,0,e,t),this.scissorTest=!1,this.viewport=new $t(0,0,e,t);const r={width:e,height:t,depth:1};i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:ln,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},i);const s=new qn(r,i.mapping,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy,i.colorSpace);s.flipY=!1,s.generateMipmaps=i.generateMipmaps,s.internalFormat=i.internalFormat,this.textures=[];const a=i.count;for(let l=0;l<a;l++)this.textures[l]=s.clone(),this.textures[l].isRenderTargetTexture=!0;this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.resolveDepthBuffer=i.resolveDepthBuffer,this.resolveStencilBuffer=i.resolveStencilBuffer,this.depthTexture=i.depthTexture,this.samples=i.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,t,i=1){if(this.width!==e||this.height!==t||this.depth!==i){this.width=e,this.height=t,this.depth=i;for(let r=0,s=this.textures.length;r<s;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=i;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return new this.constructor().copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let i=0,r=e.textures.length;i<r;i++)this.textures[i]=e.textures[i].clone(),this.textures[i].isRenderTargetTexture=!0;const t=Object.assign({},e.texture.image);return this.texture.source=new wE(t),this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,e.depthTexture!==null&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Zs extends HD{constructor(e=1,t=1,i={}){super(e,t,i),this.isWebGLRenderTarget=!0}}class SE extends qn{constructor(e=null,t=1,i=1,r=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:i,depth:r},this.magFilter=Fn,this.minFilter=Fn,this.wrapR=ti,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class GD extends qn{constructor(e=null,t=1,i=1,r=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:i,depth:r},this.magFilter=Fn,this.minFilter=Fn,this.wrapR=ti,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Gn{constructor(e=0,t=0,i=0,r=1){this.isQuaternion=!0,this._x=e,this._y=t,this._z=i,this._w=r}static slerpFlat(e,t,i,r,s,a,l){let d=i[r+0],h=i[r+1],m=i[r+2],u=i[r+3];const g=s[a+0],v=s[a+1],w=s[a+2],T=s[a+3];if(l===0){e[t+0]=d,e[t+1]=h,e[t+2]=m,e[t+3]=u;return}if(l===1){e[t+0]=g,e[t+1]=v,e[t+2]=w,e[t+3]=T;return}if(u!==T||d!==g||h!==v||m!==w){let M=1-l;const b=d*g+h*v+m*w+u*T,A=b>=0?1:-1,E=1-b*b;if(E>Number.EPSILON){const G=Math.sqrt(E),O=Math.atan2(G,b*A);M=Math.sin(M*O)/G,l=Math.sin(l*O)/G}const P=l*A;if(d=d*M+g*P,h=h*M+v*P,m=m*M+w*P,u=u*M+T*P,M===1-l){const G=1/Math.sqrt(d*d+h*h+m*m+u*u);d*=G,h*=G,m*=G,u*=G}}e[t]=d,e[t+1]=h,e[t+2]=m,e[t+3]=u}static multiplyQuaternionsFlat(e,t,i,r,s,a){const l=i[r],d=i[r+1],h=i[r+2],m=i[r+3],u=s[a],g=s[a+1],v=s[a+2],w=s[a+3];return e[t]=l*w+m*u+d*v-h*g,e[t+1]=d*w+m*g+h*u-l*v,e[t+2]=h*w+m*v+l*g-d*u,e[t+3]=m*w-l*u-d*g-h*v,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,i,r){return this._x=e,this._y=t,this._z=i,this._w=r,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 i=e._x,r=e._y,s=e._z,a=e._order,l=Math.cos,d=Math.sin,h=l(i/2),m=l(r/2),u=l(s/2),g=d(i/2),v=d(r/2),w=d(s/2);switch(a){case"XYZ":this._x=g*m*u+h*v*w,this._y=h*v*u-g*m*w,this._z=h*m*w+g*v*u,this._w=h*m*u-g*v*w;break;case"YXZ":this._x=g*m*u+h*v*w,this._y=h*v*u-g*m*w,this._z=h*m*w-g*v*u,this._w=h*m*u+g*v*w;break;case"ZXY":this._x=g*m*u-h*v*w,this._y=h*v*u+g*m*w,this._z=h*m*w+g*v*u,this._w=h*m*u-g*v*w;break;case"ZYX":this._x=g*m*u-h*v*w,this._y=h*v*u+g*m*w,this._z=h*m*w-g*v*u,this._w=h*m*u+g*v*w;break;case"YZX":this._x=g*m*u+h*v*w,this._y=h*v*u+g*m*w,this._z=h*m*w-g*v*u,this._w=h*m*u-g*v*w;break;case"XZY":this._x=g*m*u-h*v*w,this._y=h*v*u-g*m*w,this._z=h*m*w+g*v*u,this._w=h*m*u+g*v*w;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return t===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const i=t/2,r=Math.sin(i);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,i=t[0],r=t[4],s=t[8],a=t[1],l=t[5],d=t[9],h=t[2],m=t[6],u=t[10],g=i+l+u;if(g>0){const v=.5/Math.sqrt(g+1);this._w=.25/v,this._x=(m-d)*v,this._y=(s-h)*v,this._z=(a-r)*v}else if(i>l&&i>u){const v=2*Math.sqrt(1+i-l-u);this._w=(m-d)/v,this._x=.25*v,this._y=(r+a)/v,this._z=(s+h)/v}else if(l>u){const v=2*Math.sqrt(1+l-i-u);this._w=(s-h)/v,this._x=(r+a)/v,this._y=.25*v,this._z=(d+m)/v}else{const v=2*Math.sqrt(1+u-i-l);this._w=(a-r)/v,this._x=(s+h)/v,this._y=(d+m)/v,this._z=.25*v}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let i=e.dot(t)+1;return i<Number.EPSILON?(i=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=i):(this._x=0,this._y=-e.z,this._z=e.y,this._w=i)):(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=i),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(Wn(this.dot(e),-1,1)))}rotateTowards(e,t){const i=this.angleTo(e);if(i===0)return this;const r=Math.min(1,t/i);return this.slerp(e,r),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 e===0?(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 i=e._x,r=e._y,s=e._z,a=e._w,l=t._x,d=t._y,h=t._z,m=t._w;return this._x=i*m+a*l+r*h-s*d,this._y=r*m+a*d+s*l-i*h,this._z=s*m+a*h+i*d-r*l,this._w=a*m-i*l-r*d-s*h,this._onChangeCallback(),this}slerp(e,t){if(t===0)return this;if(t===1)return this.copy(e);const i=this._x,r=this._y,s=this._z,a=this._w;let l=a*e._w+i*e._x+r*e._y+s*e._z;if(l<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,l=-l):this.copy(e),l>=1)return this._w=a,this._x=i,this._y=r,this._z=s,this;const d=1-l*l;if(d<=Number.EPSILON){const v=1-t;return this._w=v*a+t*this._w,this._x=v*i+t*this._x,this._y=v*r+t*this._y,this._z=v*s+t*this._z,this.normalize(),this}const h=Math.sqrt(d),m=Math.atan2(h,l),u=Math.sin((1-t)*m)/h,g=Math.sin(t*m)/h;return this._w=a*u+this._w*g,this._x=i*u+this._x*g,this._y=r*u+this._y*g,this._z=s*u+this._z*g,this._onChangeCallback(),this}slerpQuaternions(e,t,i){return this.copy(e).slerp(t,i)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),i=Math.random(),r=Math.sqrt(1-i),s=Math.sqrt(i);return this.set(r*Math.sin(e),r*Math.cos(e),s*Math.sin(t),s*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 j{constructor(e=0,t=0,i=0){j.prototype.isVector3=!0,this.x=e,this.y=t,this.z=i}set(e,t,i){return i===void 0&&(i=this.z),this.x=e,this.y=t,this.z=i,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(hw.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(hw.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,i=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[3]*i+s[6]*r,this.y=s[1]*t+s[4]*i+s[7]*r,this.z=s[2]*t+s[5]*i+s[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,i=this.y,r=this.z,s=e.elements,a=1/(s[3]*t+s[7]*i+s[11]*r+s[15]);return this.x=(s[0]*t+s[4]*i+s[8]*r+s[12])*a,this.y=(s[1]*t+s[5]*i+s[9]*r+s[13])*a,this.z=(s[2]*t+s[6]*i+s[10]*r+s[14])*a,this}applyQuaternion(e){const t=this.x,i=this.y,r=this.z,s=e.x,a=e.y,l=e.z,d=e.w,h=2*(a*r-l*i),m=2*(l*t-s*r),u=2*(s*i-a*t);return this.x=t+d*h+a*u-l*m,this.y=i+d*m+l*h-s*u,this.z=r+d*u+s*m-a*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,i=this.y,r=this.z,s=e.elements;return this.x=s[0]*t+s[4]*i+s[8]*r,this.y=s[1]*t+s[5]*i+s[9]*r,this.z=s[2]*t+s[6]*i+s[10]*r,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 i=this.length();return this.divideScalar(i||1).multiplyScalar(Math.max(e,Math.min(t,i)))}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,i){return this.x=e.x+(t.x-e.x)*i,this.y=e.y+(t.y-e.y)*i,this.z=e.z+(t.z-e.z)*i,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const i=e.x,r=e.y,s=e.z,a=t.x,l=t.y,d=t.z;return this.x=r*d-s*l,this.y=s*a-i*d,this.z=i*l-r*a,this}projectOnVector(e){const t=e.lengthSq();if(t===0)return this.set(0,0,0);const i=e.dot(this)/t;return this.copy(e).multiplyScalar(i)}projectOnPlane(e){return Kf.copy(this).projectOnVector(e),this.sub(Kf)}reflect(e){return this.sub(Kf.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(t===0)return Math.PI/2;const i=this.dot(e)/t;return Math.acos(Wn(i,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,i=this.y-e.y,r=this.z-e.z;return t*t+i*i+r*r}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,i){const r=Math.sin(t)*e;return this.x=r*Math.sin(i),this.y=Math.cos(t)*e,this.z=r*Math.cos(i),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,i){return this.x=e*Math.sin(t),this.y=i,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(),i=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=i,this.z=r,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,t*4)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,t*3)}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=Math.random()*2-1,i=Math.sqrt(1-t*t);return this.x=i*Math.cos(e),this.y=t,this.z=i*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Kf=new j,hw=new Gn;class Pr{constructor(e=new j(1/0,1/0,1/0),t=new j(-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,i=e.length;t<i;t+=3)this.expandByPoint(mr.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,i=e.count;t<i;t++)this.expandByPoint(mr.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,i=e.length;t<i;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const i=mr.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(i),this.max.copy(e).add(i),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return new this.constructor().copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const i=e.geometry;if(i!==void 0){const s=i.getAttribute("position");if(t===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let a=0,l=s.count;a<l;a++)e.isMesh===!0?e.getVertexPosition(a,mr):mr.fromBufferAttribute(s,a),mr.applyMatrix4(e.matrixWorld),this.expandByPoint(mr);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),ku.copy(e.boundingBox)):(i.boundingBox===null&&i.computeBoundingBox(),ku.copy(i.boundingBox)),ku.applyMatrix4(e.matrixWorld),this.union(ku)}const r=e.children;for(let s=0,a=r.length;s<a;s++)this.expandByObject(r[s],t);return this}containsPoint(e){return!(e.x<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,mr),mr.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,i;return e.normal.x>0?(t=e.normal.x*this.min.x,i=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,i=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,i+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,i+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,i+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,i+=e.normal.z*this.min.z),t<=-e.constant&&i>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(kl),Fu.subVectors(this.max,kl),Ya.subVectors(e.a,kl),$a.subVectors(e.b,kl),qa.subVectors(e.c,kl),Ss.subVectors($a,Ya),Ms.subVectors(qa,$a),oa.subVectors(Ya,qa);let t=[0,-Ss.z,Ss.y,0,-Ms.z,Ms.y,0,-oa.z,oa.y,Ss.z,0,-Ss.x,Ms.z,0,-Ms.x,oa.z,0,-oa.x,-Ss.y,Ss.x,0,-Ms.y,Ms.x,0,-oa.y,oa.x,0];return!Zf(t,Ya,$a,qa,Fu)||(t=[1,0,0,0,1,0,0,0,1],!Zf(t,Ya,$a,qa,Fu))?!1:(Uu.crossVectors(Ss,Ms),t=[Uu.x,Uu.y,Uu.z],Zf(t,Ya,$a,qa,Fu))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,mr).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(mr).length()*.5),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()?this:(qr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),qr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),qr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),qr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),qr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),qr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),qr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),qr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(qr),this)}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const qr=[new j,new j,new j,new j,new j,new j,new j,new j],mr=new j,ku=new Pr,Ya=new j,$a=new j,qa=new j,Ss=new j,Ms=new j,oa=new j,kl=new j,Fu=new j,Uu=new j,la=new j;function Zf(n,e,t,i,r){for(let s=0,a=n.length-3;s<=a;s+=3){la.fromArray(n,s);const l=r.x*Math.abs(la.x)+r.y*Math.abs(la.y)+r.z*Math.abs(la.z),d=e.dot(la),h=t.dot(la),m=i.dot(la);if(Math.max(-Math.max(d,h,m),Math.min(d,h,m))>l)return!1}return!0}const VD=new Pr,Fl=new j,Qf=new j;class Wr{constructor(e=new j,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 i=this.center;t!==void 0?i.copy(t):VD.setFromPoints(e).getCenter(i);let r=0;for(let s=0,a=e.length;s<a;s++)r=Math.max(r,i.distanceToSquared(e[s]));return this.radius=Math.sqrt(r),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const i=this.center.distanceToSquared(e);return t.copy(e),i>this.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;Fl.subVectors(e,this.center);const t=Fl.lengthSq();if(t>this.radius*this.radius){const i=Math.sqrt(t),r=(i-this.radius)*.5;this.center.addScaledVector(Fl,r/i),this.radius+=r}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(this.center.equals(e.center)===!0?this.radius=Math.max(this.radius,e.radius):(Qf.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(Fl.copy(e.center).add(Qf)),this.expandByPoint(Fl.copy(e.center).sub(Qf))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Kr=new j,Jf=new j,Ou=new j,Es=new j,ep=new j,Nu=new j,tp=new j;class jc{constructor(e=new j,t=new j(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,Kr)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const i=t.dot(this.direction);return i<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Kr.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Kr.copy(this.origin).addScaledVector(this.direction,t),Kr.distanceToSquared(e))}distanceSqToSegment(e,t,i,r){Jf.copy(e).add(t).multiplyScalar(.5),Ou.copy(t).sub(e).normalize(),Es.copy(this.origin).sub(Jf);const s=e.distanceTo(t)*.5,a=-this.direction.dot(Ou),l=Es.dot(this.direction),d=-Es.dot(Ou),h=Es.lengthSq(),m=Math.abs(1-a*a);let u,g,v,w;if(m>0)if(u=a*d-l,g=a*l-d,w=s*m,u>=0)if(g>=-w)if(g<=w){const T=1/m;u*=T,g*=T,v=u*(u+a*g+2*l)+g*(a*u+g+2*d)+h}else g=s,u=Math.max(0,-(a*g+l)),v=-u*u+g*(g+2*d)+h;else g=-s,u=Math.max(0,-(a*g+l)),v=-u*u+g*(g+2*d)+h;else g<=-w?(u=Math.max(0,-(-a*s+l)),g=u>0?-s:Math.min(Math.max(-s,-d),s),v=-u*u+g*(g+2*d)+h):g<=w?(u=0,g=Math.min(Math.max(-s,-d),s),v=g*(g+2*d)+h):(u=Math.max(0,-(a*s+l)),g=u>0?s:Math.min(Math.max(-s,-d),s),v=-u*u+g*(g+2*d)+h);else g=a>0?-s:s,u=Math.max(0,-(a*g+l)),v=-u*u+g*(g+2*d)+h;return i&&i.copy(this.origin).addScaledVector(this.direction,u),r&&r.copy(Jf).addScaledVector(Ou,g),v}intersectSphere(e,t){Kr.subVectors(e.center,this.origin);const i=Kr.dot(this.direction),r=Kr.dot(Kr)-i*i,s=e.radius*e.radius;if(r>s)return null;const a=Math.sqrt(s-r),l=i-a,d=i+a;return d<0?null:l<0?this.at(d,t):this.at(l,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(t===0)return e.distanceToPoint(this.origin)===0?0:null;const i=-(this.origin.dot(e.normal)+e.constant)/t;return i>=0?i:null}intersectPlane(e,t){const i=this.distanceToPlane(e);return i===null?null:this.at(i,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);return t===0||e.normal.dot(this.direction)*t<0}intersectBox(e,t){let i,r,s,a,l,d;const h=1/this.direction.x,m=1/this.direction.y,u=1/this.direction.z,g=this.origin;return h>=0?(i=(e.min.x-g.x)*h,r=(e.max.x-g.x)*h):(i=(e.max.x-g.x)*h,r=(e.min.x-g.x)*h),m>=0?(s=(e.min.y-g.y)*m,a=(e.max.y-g.y)*m):(s=(e.max.y-g.y)*m,a=(e.min.y-g.y)*m),i>a||s>r||((s>i||isNaN(i))&&(i=s),(a<r||isNaN(r))&&(r=a),u>=0?(l=(e.min.z-g.z)*u,d=(e.max.z-g.z)*u):(l=(e.max.z-g.z)*u,d=(e.min.z-g.z)*u),i>d||l>r)||((l>i||i!==i)&&(i=l),(d<r||r!==r)&&(r=d),r<0)?null:this.at(i>=0?i:r,t)}intersectsBox(e){return this.intersectBox(e,Kr)!==null}intersectTriangle(e,t,i,r,s){ep.subVectors(t,e),Nu.subVectors(i,e),tp.crossVectors(ep,Nu);let a=this.direction.dot(tp),l;if(a>0){if(r)return null;l=1}else if(a<0)l=-1,a=-a;else return null;Es.subVectors(this.origin,e);const d=l*this.direction.dot(Nu.crossVectors(Es,Nu));if(d<0)return null;const h=l*this.direction.dot(ep.cross(Es));if(h<0||d+h>a)return null;const m=-l*Es.dot(tp);return m<0?null:this.at(m/a,s)}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 ot{constructor(e,t,i,r,s,a,l,d,h,m,u,g,v,w,T,M){ot.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],e!==void 0&&this.set(e,t,i,r,s,a,l,d,h,m,u,g,v,w,T,M)}set(e,t,i,r,s,a,l,d,h,m,u,g,v,w,T,M){const b=this.elements;return b[0]=e,b[4]=t,b[8]=i,b[12]=r,b[1]=s,b[5]=a,b[9]=l,b[13]=d,b[2]=h,b[6]=m,b[10]=u,b[14]=g,b[3]=v,b[7]=w,b[11]=T,b[15]=M,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 ot().fromArray(this.elements)}copy(e){const t=this.elements,i=e.elements;return t[0]=i[0],t[1]=i[1],t[2]=i[2],t[3]=i[3],t[4]=i[4],t[5]=i[5],t[6]=i[6],t[7]=i[7],t[8]=i[8],t[9]=i[9],t[10]=i[10],t[11]=i[11],t[12]=i[12],t[13]=i[13],t[14]=i[14],t[15]=i[15],this}copyPosition(e){const t=this.elements,i=e.elements;return t[12]=i[12],t[13]=i[13],t[14]=i[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,i){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(e,t,i){return this.set(e.x,t.x,i.x,0,e.y,t.y,i.y,0,e.z,t.z,i.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,i=e.elements,r=1/Ka.setFromMatrixColumn(e,0).length(),s=1/Ka.setFromMatrixColumn(e,1).length(),a=1/Ka.setFromMatrixColumn(e,2).length();return t[0]=i[0]*r,t[1]=i[1]*r,t[2]=i[2]*r,t[3]=0,t[4]=i[4]*s,t[5]=i[5]*s,t[6]=i[6]*s,t[7]=0,t[8]=i[8]*a,t[9]=i[9]*a,t[10]=i[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,i=e.x,r=e.y,s=e.z,a=Math.cos(i),l=Math.sin(i),d=Math.cos(r),h=Math.sin(r),m=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const g=a*m,v=a*u,w=l*m,T=l*u;t[0]=d*m,t[4]=-d*u,t[8]=h,t[1]=v+w*h,t[5]=g-T*h,t[9]=-l*d,t[2]=T-g*h,t[6]=w+v*h,t[10]=a*d}else if(e.order==="YXZ"){const g=d*m,v=d*u,w=h*m,T=h*u;t[0]=g+T*l,t[4]=w*l-v,t[8]=a*h,t[1]=a*u,t[5]=a*m,t[9]=-l,t[2]=v*l-w,t[6]=T+g*l,t[10]=a*d}else if(e.order==="ZXY"){const g=d*m,v=d*u,w=h*m,T=h*u;t[0]=g-T*l,t[4]=-a*u,t[8]=w+v*l,t[1]=v+w*l,t[5]=a*m,t[9]=T-g*l,t[2]=-a*h,t[6]=l,t[10]=a*d}else if(e.order==="ZYX"){const g=a*m,v=a*u,w=l*m,T=l*u;t[0]=d*m,t[4]=w*h-v,t[8]=g*h+T,t[1]=d*u,t[5]=T*h+g,t[9]=v*h-w,t[2]=-h,t[6]=l*d,t[10]=a*d}else if(e.order==="YZX"){const g=a*d,v=a*h,w=l*d,T=l*h;t[0]=d*m,t[4]=T-g*u,t[8]=w*u+v,t[1]=u,t[5]=a*m,t[9]=-l*m,t[2]=-h*m,t[6]=v*u+w,t[10]=g-T*u}else if(e.order==="XZY"){const g=a*d,v=a*h,w=l*d,T=l*h;t[0]=d*m,t[4]=-u,t[8]=h*m,t[1]=g*u+T,t[5]=a*m,t[9]=v*u-w,t[2]=w*u-v,t[6]=l*m,t[10]=T*u+g}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(WD,e,jD)}lookAt(e,t,i){const r=this.elements;return Vi.subVectors(e,t),Vi.lengthSq()===0&&(Vi.z=1),Vi.normalize(),Ts.crossVectors(i,Vi),Ts.lengthSq()===0&&(Math.abs(i.z)===1?Vi.x+=1e-4:Vi.z+=1e-4,Vi.normalize(),Ts.crossVectors(i,Vi)),Ts.normalize(),Bu.crossVectors(Vi,Ts),r[0]=Ts.x,r[4]=Bu.x,r[8]=Vi.x,r[1]=Ts.y,r[5]=Bu.y,r[9]=Vi.y,r[2]=Ts.z,r[6]=Bu.z,r[10]=Vi.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const i=e.elements,r=t.elements,s=this.elements,a=i[0],l=i[4],d=i[8],h=i[12],m=i[1],u=i[5],g=i[9],v=i[13],w=i[2],T=i[6],M=i[10],b=i[14],A=i[3],E=i[7],P=i[11],G=i[15],O=r[0],B=r[4],F=r[8],D=r[12],L=r[1],V=r[5],ie=r[9],re=r[13],de=r[2],me=r[6],$=r[10],ue=r[14],Y=r[3],pe=r[7],_e=r[11],Ae=r[15];return s[0]=a*O+l*L+d*de+h*Y,s[4]=a*B+l*V+d*me+h*pe,s[8]=a*F+l*ie+d*$+h*_e,s[12]=a*D+l*re+d*ue+h*Ae,s[1]=m*O+u*L+g*de+v*Y,s[5]=m*B+u*V+g*me+v*pe,s[9]=m*F+u*ie+g*$+v*_e,s[13]=m*D+u*re+g*ue+v*Ae,s[2]=w*O+T*L+M*de+b*Y,s[6]=w*B+T*V+M*me+b*pe,s[10]=w*F+T*ie+M*$+b*_e,s[14]=w*D+T*re+M*ue+b*Ae,s[3]=A*O+E*L+P*de+G*Y,s[7]=A*B+E*V+P*me+G*pe,s[11]=A*F+E*ie+P*$+G*_e,s[15]=A*D+E*re+P*ue+G*Ae,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],i=e[4],r=e[8],s=e[12],a=e[1],l=e[5],d=e[9],h=e[13],m=e[2],u=e[6],g=e[10],v=e[14],w=e[3],T=e[7],M=e[11],b=e[15];return w*(+s*d*u-r*h*u-s*l*g+i*h*g+r*l*v-i*d*v)+T*(+t*d*v-t*h*g+s*a*g-r*a*v+r*h*m-s*d*m)+M*(+t*h*u-t*l*v-s*a*u+i*a*v+s*l*m-i*h*m)+b*(-r*l*m-t*d*u+t*l*g+r*a*u-i*a*g+i*d*m)}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,i){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=i),this}invert(){const e=this.elements,t=e[0],i=e[1],r=e[2],s=e[3],a=e[4],l=e[5],d=e[6],h=e[7],m=e[8],u=e[9],g=e[10],v=e[11],w=e[12],T=e[13],M=e[14],b=e[15],A=u*M*h-T*g*h+T*d*v-l*M*v-u*d*b+l*g*b,E=w*g*h-m*M*h-w*d*v+a*M*v+m*d*b-a*g*b,P=m*T*h-w*u*h+w*l*v-a*T*v-m*l*b+a*u*b,G=w*u*d-m*T*d-w*l*g+a*T*g+m*l*M-a*u*M,O=t*A+i*E+r*P+s*G;if(O===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const B=1/O;return e[0]=A*B,e[1]=(T*g*s-u*M*s-T*r*v+i*M*v+u*r*b-i*g*b)*B,e[2]=(l*M*s-T*d*s+T*r*h-i*M*h-l*r*b+i*d*b)*B,e[3]=(u*d*s-l*g*s-u*r*h+i*g*h+l*r*v-i*d*v)*B,e[4]=E*B,e[5]=(m*M*s-w*g*s+w*r*v-t*M*v-m*r*b+t*g*b)*B,e[6]=(w*d*s-a*M*s-w*r*h+t*M*h+a*r*b-t*d*b)*B,e[7]=(a*g*s-m*d*s+m*r*h-t*g*h-a*r*v+t*d*v)*B,e[8]=P*B,e[9]=(w*u*s-m*T*s-w*i*v+t*T*v+m*i*b-t*u*b)*B,e[10]=(a*T*s-w*l*s+w*i*h-t*T*h-a*i*b+t*l*b)*B,e[11]=(m*l*s-a*u*s-m*i*h+t*u*h+a*i*v-t*l*v)*B,e[12]=G*B,e[13]=(m*T*r-w*u*r+w*i*g-t*T*g-m*i*M+t*u*M)*B,e[14]=(w*l*r-a*T*r-w*i*d+t*T*d+a*i*M-t*l*M)*B,e[15]=(a*u*r-m*l*r+m*i*d-t*u*d-a*i*g+t*l*g)*B,this}scale(e){const t=this.elements,i=e.x,r=e.y,s=e.z;return t[0]*=i,t[4]*=r,t[8]*=s,t[1]*=i,t[5]*=r,t[9]*=s,t[2]*=i,t[6]*=r,t[10]*=s,t[3]*=i,t[7]*=r,t[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],i=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,i,r))}makeTranslation(e,t,i){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,i,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),i=Math.sin(e);return this.set(1,0,0,0,0,t,-i,0,0,i,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,0,i,0,0,1,0,0,-i,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),i=Math.sin(e);return this.set(t,-i,0,0,i,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const i=Math.cos(t),r=Math.sin(t),s=1-i,a=e.x,l=e.y,d=e.z,h=s*a,m=s*l;return this.set(h*a+i,h*l-r*d,h*d+r*l,0,h*l+r*d,m*l+i,m*d-r*a,0,h*d-r*l,m*d+r*a,s*d*d+i,0,0,0,0,1),this}makeScale(e,t,i){return this.set(e,0,0,0,0,t,0,0,0,0,i,0,0,0,0,1),this}makeShear(e,t,i,r,s,a){return this.set(1,i,s,0,e,1,a,0,t,r,1,0,0,0,0,1),this}compose(e,t,i){const r=this.elements,s=t._x,a=t._y,l=t._z,d=t._w,h=s+s,m=a+a,u=l+l,g=s*h,v=s*m,w=s*u,T=a*m,M=a*u,b=l*u,A=d*h,E=d*m,P=d*u,G=i.x,O=i.y,B=i.z;return r[0]=(1-(T+b))*G,r[1]=(v+P)*G,r[2]=(w-E)*G,r[3]=0,r[4]=(v-P)*O,r[5]=(1-(g+b))*O,r[6]=(M+A)*O,r[7]=0,r[8]=(w+E)*B,r[9]=(M-A)*B,r[10]=(1-(g+T))*B,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,i){const r=this.elements;let s=Ka.set(r[0],r[1],r[2]).length();const a=Ka.set(r[4],r[5],r[6]).length(),l=Ka.set(r[8],r[9],r[10]).length();this.determinant()<0&&(s=-s),e.x=r[12],e.y=r[13],e.z=r[14],gr.copy(this);const h=1/s,m=1/a,u=1/l;return gr.elements[0]*=h,gr.elements[1]*=h,gr.elements[2]*=h,gr.elements[4]*=m,gr.elements[5]*=m,gr.elements[6]*=m,gr.elements[8]*=u,gr.elements[9]*=u,gr.elements[10]*=u,t.setFromRotationMatrix(gr),i.x=s,i.y=a,i.z=l,this}makePerspective(e,t,i,r,s,a,l=cs){const d=this.elements,h=2*s/(t-e),m=2*s/(i-r),u=(t+e)/(t-e),g=(i+r)/(i-r);let v,w;if(l===cs)v=-(a+s)/(a-s),w=-2*a*s/(a-s);else if(l===mh)v=-a/(a-s),w=-a*s/(a-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+l);return d[0]=h,d[4]=0,d[8]=u,d[12]=0,d[1]=0,d[5]=m,d[9]=g,d[13]=0,d[2]=0,d[6]=0,d[10]=v,d[14]=w,d[3]=0,d[7]=0,d[11]=-1,d[15]=0,this}makeOrthographic(e,t,i,r,s,a,l=cs){const d=this.elements,h=1/(t-e),m=1/(i-r),u=1/(a-s),g=(t+e)*h,v=(i+r)*m;let w,T;if(l===cs)w=(a+s)*u,T=-2*u;else if(l===mh)w=s*u,T=-1*u;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+l);return d[0]=2*h,d[4]=0,d[8]=0,d[12]=-g,d[1]=0,d[5]=2*m,d[9]=0,d[13]=-v,d[2]=0,d[6]=0,d[10]=T,d[14]=-w,d[3]=0,d[7]=0,d[11]=0,d[15]=1,this}equals(e){const t=this.elements,i=e.elements;for(let r=0;r<16;r++)if(t[r]!==i[r])return!1;return!0}fromArray(e,t=0){for(let i=0;i<16;i++)this.elements[i]=e[i+t];return this}toArray(e=[],t=0){const i=this.elements;return e[t]=i[0],e[t+1]=i[1],e[t+2]=i[2],e[t+3]=i[3],e[t+4]=i[4],e[t+5]=i[5],e[t+6]=i[6],e[t+7]=i[7],e[t+8]=i[8],e[t+9]=i[9],e[t+10]=i[10],e[t+11]=i[11],e[t+12]=i[12],e[t+13]=i[13],e[t+14]=i[14],e[t+15]=i[15],e}}const Ka=new j,gr=new ot,WD=new j(0,0,0),jD=new j(1,1,1),Ts=new j,Bu=new j,Vi=new j,fw=new ot,pw=new Gn;class Pn{constructor(e=0,t=0,i=0,r=Pn.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=i,this._order=r}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,i,r=this._order){return this._x=e,this._y=t,this._z=i,this._order=r,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,i=!0){const r=e.elements,s=r[0],a=r[4],l=r[8],d=r[1],h=r[5],m=r[9],u=r[2],g=r[6],v=r[10];switch(t){case"XYZ":this._y=Math.asin(Wn(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-m,v),this._z=Math.atan2(-a,s)):(this._x=Math.atan2(g,h),this._z=0);break;case"YXZ":this._x=Math.asin(-Wn(m,-1,1)),Math.abs(m)<.9999999?(this._y=Math.atan2(l,v),this._z=Math.atan2(d,h)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(Wn(g,-1,1)),Math.abs(g)<.9999999?(this._y=Math.atan2(-u,v),this._z=Math.atan2(-a,h)):(this._y=0,this._z=Math.atan2(d,s));break;case"ZYX":this._y=Math.asin(-Wn(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(g,v),this._z=Math.atan2(d,s)):(this._x=0,this._z=Math.atan2(-a,h));break;case"YZX":this._z=Math.asin(Wn(d,-1,1)),Math.abs(d)<.9999999?(this._x=Math.atan2(-m,h),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(l,v));break;case"XZY":this._z=Math.asin(-Wn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(g,h),this._y=Math.atan2(l,s)):(this._x=Math.atan2(-m,v),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,i===!0&&this._onChangeCallback(),this}setFromQuaternion(e,t,i){return fw.makeRotationFromQuaternion(e),this.setFromRotationMatrix(fw,t,i)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return pw.setFromEuler(this),this.setFromQuaternion(pw,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],e[3]!==void 0&&(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}}Pn.DEFAULT_ORDER="XYZ";class A_{constructor(){this.mask=1}set(e){this.mask=(1<<e|0)>>>0}enable(e){this.mask|=1<<e|0}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e|0}disable(e){this.mask&=~(1<<e|0)}disableAll(){this.mask=0}test(e){return(this.mask&e.mask)!==0}isEnabled(e){return(this.mask&(1<<e|0))!==0}}let XD=0;const mw=new j,Za=new Gn,Zr=new ot,zu=new j,Ul=new j,YD=new j,$D=new Gn,gw=new j(1,0,0),_w=new j(0,1,0),vw=new j(0,0,1),yw={type:"added"},qD={type:"removed"},Qa={type:"childadded",child:null},np={type:"childremoved",child:null};class sn extends ul{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:XD++}),this.uuid=Cr(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=sn.DEFAULT_UP.clone();const e=new j,t=new Pn,i=new Gn,r=new j(1,1,1);function s(){i.setFromEuler(t,!1)}function a(){t.setFromQuaternion(i,void 0,!1)}t._onChange(s),i._onChange(a),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new ot},normalMatrix:{value:new At}}),this.matrix=new ot,this.matrixWorld=new ot,this.matrixAutoUpdate=sn.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=sn.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new A_,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Za.setFromAxisAngle(e,t),this.quaternion.multiply(Za),this}rotateOnWorldAxis(e,t){return Za.setFromAxisAngle(e,t),this.quaternion.premultiply(Za),this}rotateX(e){return this.rotateOnAxis(gw,e)}rotateY(e){return this.rotateOnAxis(_w,e)}rotateZ(e){return this.rotateOnAxis(vw,e)}translateOnAxis(e,t){return mw.copy(e).applyQuaternion(this.quaternion),this.position.add(mw.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(gw,e)}translateY(e){return this.translateOnAxis(_w,e)}translateZ(e){return this.translateOnAxis(vw,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Zr.copy(this.matrixWorld).invert())}lookAt(e,t,i){e.isVector3?zu.copy(e):zu.set(e,t,i);const r=this.parent;this.updateWorldMatrix(!0,!1),Ul.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Zr.lookAt(Ul,zu,this.up):Zr.lookAt(zu,Ul,this.up),this.quaternion.setFromRotationMatrix(Zr),r&&(Zr.extractRotation(r.matrixWorld),Za.setFromRotationMatrix(Zr),this.quaternion.premultiply(Za.invert()))}add(e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return e===this?(console.error("THREE.Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(yw),Qa.child=e,this.dispatchEvent(Qa),Qa.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let i=0;i<arguments.length;i++)this.remove(arguments[i]);return this}const t=this.children.indexOf(e);return t!==-1&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(qD),np.child=e,this.dispatchEvent(np),np.child=null),this}removeFromParent(){const e=this.parent;return e!==null&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Zr.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Zr.multiply(e.parent.matrixWorld)),e.applyMatrix4(Zr),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(yw),Qa.child=e,this.dispatchEvent(Qa),Qa.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let i=0,r=this.children.length;i<r;i++){const a=this.children[i].getObjectByProperty(e,t);if(a!==void 0)return a}}getObjectsByProperty(e,t,i=[]){this[e]===t&&i.push(this);const r=this.children;for(let s=0,a=r.length;s<a;s++)r[s].getObjectsByProperty(e,t,i);return i}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ul,e,YD),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Ul,$D,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let i=0,r=t.length;i<r;i++)t[i].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const t=this.children;for(let i=0,r=t.length;i<r;i++)t[i].traverseVisible(e)}traverseAncestors(e){const t=this.parent;t!==null&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let i=0,r=t.length;i<r;i++)t[i].updateMatrixWorld(e)}updateWorldMatrix(e,t){const i=this.parent;if(e===!0&&i!==null&&i.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),this.matrixWorldAutoUpdate===!0&&(this.parent===null?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),t===!0){const r=this.children;for(let s=0,a=r.length;s<a;s++)r[s].updateWorldMatrix(!1,!0)}}toJSON(e){const t=e===void 0||typeof e=="string",i={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const r={};r.uuid=this.uuid,r.type=this.type,this.name!==""&&(r.name=this.name),this.castShadow===!0&&(r.castShadow=!0),this.receiveShadow===!0&&(r.receiveShadow=!0),this.visible===!1&&(r.visible=!1),this.frustumCulled===!1&&(r.frustumCulled=!1),this.renderOrder!==0&&(r.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.visibility=this._visibility,r.active=this._active,r.bounds=this._bounds.map(l=>({boxInitialized:l.boxInitialized,boxMin:l.box.min.toArray(),boxMax:l.box.max.toArray(),sphereInitialized:l.sphereInitialized,sphereRadius:l.sphere.radius,sphereCenter:l.sphere.center.toArray()})),r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.geometryCount=this._geometryCount,r.matricesTexture=this._matricesTexture.toJSON(e),this._colorsTexture!==null&&(r.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(r.boundingSphere={center:r.boundingSphere.center.toArray(),radius:r.boundingSphere.radius}),this.boundingBox!==null&&(r.boundingBox={min:r.boundingBox.min.toArray(),max:r.boundingBox.max.toArray()}));function s(l,d){return l[d.uuid]===void 0&&(l[d.uuid]=d.toJSON(e)),d.uuid}if(this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=s(e.geometries,this.geometry);const l=this.geometry.parameters;if(l!==void 0&&l.shapes!==void 0){const d=l.shapes;if(Array.isArray(d))for(let h=0,m=d.length;h<m;h++){const u=d[h];s(e.shapes,u)}else s(e.shapes,d)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const l=[];for(let d=0,h=this.material.length;d<h;d++)l.push(s(e.materials,this.material[d]));r.material=l}else r.material=s(e.materials,this.material);if(this.children.length>0){r.children=[];for(let l=0;l<this.children.length;l++)r.children.push(this.children[l].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(let l=0;l<this.animations.length;l++){const d=this.animations[l];r.animations.push(s(e.animations,d))}}if(t){const l=a(e.geometries),d=a(e.materials),h=a(e.textures),m=a(e.images),u=a(e.shapes),g=a(e.skeletons),v=a(e.animations),w=a(e.nodes);l.length>0&&(i.geometries=l),d.length>0&&(i.materials=d),h.length>0&&(i.textures=h),m.length>0&&(i.images=m),u.length>0&&(i.shapes=u),g.length>0&&(i.skeletons=g),v.length>0&&(i.animations=v),w.length>0&&(i.nodes=w)}return i.object=r,i;function a(l){const d=[];for(const h in l){const m=l[h];delete m.metadata,d.push(m)}return d}}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)),t===!0)for(let i=0;i<e.children.length;i++){const r=e.children[i];this.add(r.clone())}return this}}sn.DEFAULT_UP=new j(0,1,0);sn.DEFAULT_MATRIX_AUTO_UPDATE=!0;sn.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const _r=new j,Qr=new j,ip=new j,Jr=new j,Ja=new j,eo=new j,bw=new j,rp=new j,sp=new j,ap=new j;class Ur{constructor(e=new j,t=new j,i=new j){this.a=e,this.b=t,this.c=i}static getNormal(e,t,i,r){r.subVectors(i,t),_r.subVectors(e,t),r.cross(_r);const s=r.lengthSq();return s>0?r.multiplyScalar(1/Math.sqrt(s)):r.set(0,0,0)}static getBarycoord(e,t,i,r,s){_r.subVectors(r,t),Qr.subVectors(i,t),ip.subVectors(e,t);const a=_r.dot(_r),l=_r.dot(Qr),d=_r.dot(ip),h=Qr.dot(Qr),m=Qr.dot(ip),u=a*h-l*l;if(u===0)return s.set(0,0,0),null;const g=1/u,v=(h*d-l*m)*g,w=(a*m-l*d)*g;return s.set(1-v-w,w,v)}static containsPoint(e,t,i,r){return this.getBarycoord(e,t,i,r,Jr)===null?!1:Jr.x>=0&&Jr.y>=0&&Jr.x+Jr.y<=1}static getInterpolation(e,t,i,r,s,a,l,d){return this.getBarycoord(e,t,i,r,Jr)===null?(d.x=0,d.y=0,"z"in d&&(d.z=0),"w"in d&&(d.w=0),null):(d.setScalar(0),d.addScaledVector(s,Jr.x),d.addScaledVector(a,Jr.y),d.addScaledVector(l,Jr.z),d)}static isFrontFacing(e,t,i,r){return _r.subVectors(i,t),Qr.subVectors(e,t),_r.cross(Qr).dot(r)<0}set(e,t,i){return this.a.copy(e),this.b.copy(t),this.c.copy(i),this}setFromPointsAndIndices(e,t,i,r){return this.a.copy(e[t]),this.b.copy(e[i]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,i,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,i),this.c.fromBufferAttribute(e,r),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 _r.subVectors(this.c,this.b),Qr.subVectors(this.a,this.b),_r.cross(Qr).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Ur.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return Ur.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,i,r,s){return Ur.getInterpolation(e,this.a,this.b,this.c,t,i,r,s)}containsPoint(e){return Ur.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Ur.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const i=this.a,r=this.b,s=this.c;let a,l;Ja.subVectors(r,i),eo.subVectors(s,i),rp.subVectors(e,i);const d=Ja.dot(rp),h=eo.dot(rp);if(d<=0&&h<=0)return t.copy(i);sp.subVectors(e,r);const m=Ja.dot(sp),u=eo.dot(sp);if(m>=0&&u<=m)return t.copy(r);const g=d*u-m*h;if(g<=0&&d>=0&&m<=0)return a=d/(d-m),t.copy(i).addScaledVector(Ja,a);ap.subVectors(e,s);const v=Ja.dot(ap),w=eo.dot(ap);if(w>=0&&v<=w)return t.copy(s);const T=v*h-d*w;if(T<=0&&h>=0&&w<=0)return l=h/(h-w),t.copy(i).addScaledVector(eo,l);const M=m*w-v*u;if(M<=0&&u-m>=0&&v-w>=0)return bw.subVectors(s,r),l=(u-m)/(u-m+(v-w)),t.copy(r).addScaledVector(bw,l);const b=1/(M+T+g);return a=T*b,l=g*b,t.copy(i).addScaledVector(Ja,a).addScaledVector(eo,l)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const ME={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},As={h:0,s:0,l:0},Hu={h:0,s:0,l:0};function op(n,e,t){return t<0&&(t+=1),t>1&&(t-=1),t<1/6?n+(e-n)*6*t:t<1/2?e:t<2/3?n+(e-n)*6*(2/3-t):n}class Je{constructor(e,t,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,i)}set(e,t,i){if(t===void 0&&i===void 0){const r=e;r&&r.isColor?this.copy(r):typeof r=="number"?this.setHex(r):typeof r=="string"&&this.setStyle(r)}else this.setRGB(e,t,i);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=on){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,Kt.toWorkingColorSpace(this,t),this}setRGB(e,t,i,r=Kt.workingColorSpace){return this.r=e,this.g=t,this.b=i,Kt.toWorkingColorSpace(this,r),this}setHSL(e,t,i,r=Kt.workingColorSpace){if(e=E_(e,1),t=Wn(t,0,1),i=Wn(i,0,1),t===0)this.r=this.g=this.b=i;else{const s=i<=.5?i*(1+t):i+t-i*t,a=2*i-s;this.r=op(a,s,e+1/3),this.g=op(a,s,e),this.b=op(a,s,e-1/3)}return Kt.toWorkingColorSpace(this,r),this}setStyle(e,t=on){function i(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let r;if(r=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const a=r[1],l=r[2];switch(a){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(l))return i(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,t);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(l))return i(s[4]),this.setRGB(Math.min(100,parseInt(s[1],10))/100,Math.min(100,parseInt(s[2],10))/100,Math.min(100,parseInt(s[3],10))/100,t);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(l))return i(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,t);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(r=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=r[1],a=s.length;if(a===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,t);if(a===6)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=on){const i=ME[e.toLowerCase()];return i!==void 0?this.setHex(i,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=zo(e.r),this.g=zo(e.g),this.b=zo(e.b),this}copyLinearToSRGB(e){return this.r=$f(e.r),this.g=$f(e.g),this.b=$f(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=on){return Kt.fromWorkingColorSpace(fi.copy(this),e),Math.round(Wn(fi.r*255,0,255))*65536+Math.round(Wn(fi.g*255,0,255))*256+Math.round(Wn(fi.b*255,0,255))}getHexString(e=on){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Kt.workingColorSpace){Kt.fromWorkingColorSpace(fi.copy(this),t);const i=fi.r,r=fi.g,s=fi.b,a=Math.max(i,r,s),l=Math.min(i,r,s);let d,h;const m=(l+a)/2;if(l===a)d=0,h=0;else{const u=a-l;switch(h=m<=.5?u/(a+l):u/(2-a-l),a){case i:d=(r-s)/u+(r<s?6:0);break;case r:d=(s-i)/u+2;break;case s:d=(i-r)/u+4;break}d/=6}return e.h=d,e.s=h,e.l=m,e}getRGB(e,t=Kt.workingColorSpace){return Kt.fromWorkingColorSpace(fi.copy(this),t),e.r=fi.r,e.g=fi.g,e.b=fi.b,e}getStyle(e=on){Kt.fromWorkingColorSpace(fi.copy(this),e);const t=fi.r,i=fi.g,r=fi.b;return e!==on?`color(${e} ${t.toFixed(3)} ${i.toFixed(3)} ${r.toFixed(3)})`:`rgb(${Math.round(t*255)},${Math.round(i*255)},${Math.round(r*255)})`}offsetHSL(e,t,i){return this.getHSL(As),this.setHSL(As.h+e,As.s+t,As.l+i)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,i){return this.r=e.r+(t.r-e.r)*i,this.g=e.g+(t.g-e.g)*i,this.b=e.b+(t.b-e.b)*i,this}lerpHSL(e,t){this.getHSL(As),e.getHSL(Hu);const i=uc(As.h,Hu.h,t),r=uc(As.s,Hu.s,t),s=uc(As.l,Hu.l,t);return this.setHSL(i,r,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,i=this.g,r=this.b,s=e.elements;return this.r=s[0]*t+s[3]*i+s[6]*r,this.g=s[1]*t+s[4]*i+s[7]*r,this.b=s[2]*t+s[5]*i+s[8]*r,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const fi=new Je;Je.NAMES=ME;let KD=0;class _i extends ul{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:KD++}),this.uuid=Cr(),this.name="",this.type="Material",this.blending=No,this.side=gs,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Pm,this.blendDst=Lm,this.blendEquation=ya,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Je(0,0,0),this.blendAlpha=0,this.depthFunc=uh,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=aw,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ja,this.stencilZFail=ja,this.stencilZPass=ja,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const t in e){const i=e[t];if(i===void 0){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const r=this[t];if(r===void 0){console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`);continue}r&&r.isColor?r.set(i):r&&r.isVector3&&i&&i.isVector3?r.copy(i):this[t]=i}}toJSON(e){const t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});const i={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),this.roughness!==void 0&&(i.roughness=this.roughness),this.metalness!==void 0&&(i.metalness=this.metalness),this.sheen!==void 0&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(i.shininess=this.shininess),this.clearcoat!==void 0&&(i.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(i.dispersion=this.dispersion),this.iridescence!==void 0&&(i.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(i.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(i.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(e).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(e).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(e).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(e).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(e).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(i.combine=this.combine)),this.envMapRotation!==void 0&&(i.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(i.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(i.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(i.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(i.size=this.size),this.shadowSide!==null&&(i.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(i.sizeAttenuation=this.sizeAttenuation),this.blending!==No&&(i.blending=this.blending),this.side!==gs&&(i.side=this.side),this.vertexColors===!0&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),this.transparent===!0&&(i.transparent=!0),this.blendSrc!==Pm&&(i.blendSrc=this.blendSrc),this.blendDst!==Lm&&(i.blendDst=this.blendDst),this.blendEquation!==ya&&(i.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(i.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(i.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(i.blendAlpha=this.blendAlpha),this.depthFunc!==uh&&(i.depthFunc=this.depthFunc),this.depthTest===!1&&(i.depthTest=this.depthTest),this.depthWrite===!1&&(i.depthWrite=this.depthWrite),this.colorWrite===!1&&(i.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(i.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==aw&&(i.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(i.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(i.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==ja&&(i.stencilFail=this.stencilFail),this.stencilZFail!==ja&&(i.stencilZFail=this.stencilZFail),this.stencilZPass!==ja&&(i.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(i.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(i.rotation=this.rotation),this.polygonOffset===!0&&(i.polygonOffset=!0),this.polygonOffsetFactor!==0&&(i.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(i.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(i.linewidth=this.linewidth),this.dashSize!==void 0&&(i.dashSize=this.dashSize),this.gapSize!==void 0&&(i.gapSize=this.gapSize),this.scale!==void 0&&(i.scale=this.scale),this.dithering===!0&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),this.alphaHash===!0&&(i.alphaHash=!0),this.alphaToCoverage===!0&&(i.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(i.premultipliedAlpha=!0),this.forceSinglePass===!0&&(i.forceSinglePass=!0),this.wireframe===!0&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(i.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(i.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(i.flatShading=!0),this.visible===!1&&(i.visible=!1),this.toneMapped===!1&&(i.toneMapped=!1),this.fog===!1&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData);function r(s){const a=[];for(const l in s){const d=s[l];delete d.metadata,a.push(d)}return a}if(t){const s=r(e.textures),a=r(e.images);s.length>0&&(i.textures=s),a.length>0&&(i.images=a)}return i}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 i=null;if(t!==null){const r=t.length;i=new Array(r);for(let s=0;s!==r;++s)i[s]=t[s].clone()}return this.clippingPlanes=i,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){e===!0&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}onBeforeRender(){console.warn("Material: onBeforeRender() has been removed.")}}class Or extends _i{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Je(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 Pn,this.combine=Bh,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 as=ZD();function ZD(){const n=new ArrayBuffer(4),e=new Float32Array(n),t=new Uint32Array(n),i=new Uint32Array(512),r=new Uint32Array(512);for(let d=0;d<256;++d){const h=d-127;h<-27?(i[d]=0,i[d|256]=32768,r[d]=24,r[d|256]=24):h<-14?(i[d]=1024>>-h-14,i[d|256]=1024>>-h-14|32768,r[d]=-h-1,r[d|256]=-h-1):h<=15?(i[d]=h+15<<10,i[d|256]=h+15<<10|32768,r[d]=13,r[d|256]=13):h<128?(i[d]=31744,i[d|256]=64512,r[d]=24,r[d|256]=24):(i[d]=31744,i[d|256]=64512,r[d]=13,r[d|256]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),l=new Uint32Array(64);for(let d=1;d<1024;++d){let h=d<<13,m=0;for(;!(h&8388608);)h<<=1,m-=8388608;h&=-8388609,m+=947912704,s[d]=h|m}for(let d=1024;d<2048;++d)s[d]=939524096+(d-1024<<13);for(let d=1;d<31;++d)a[d]=d<<23;a[31]=1199570944,a[32]=2147483648;for(let d=33;d<63;++d)a[d]=2147483648+(d-32<<23);a[63]=3347054592;for(let d=1;d<64;++d)d!==32&&(l[d]=1024);return{floatView:e,uint32View:t,baseTable:i,shiftTable:r,mantissaTable:s,exponentTable:a,offsetTable:l}}function QD(n){Math.abs(n)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),n=Wn(n,-65504,65504),as.floatView[0]=n;const e=as.uint32View[0],t=e>>23&511;return as.baseTable[t]+((e&8388607)>>as.shiftTable[t])}function JD(n){const e=n>>10;return as.uint32View[0]=as.mantissaTable[as.offsetTable[e]+(n&1023)]+as.exponentTable[e],as.floatView[0]}const Eo={toHalfFloat:QD,fromHalfFloat:JD},zn=new j,Gu=new et;class _n{constructor(e,t,i=!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=e!==void 0?e.length/t:0,this.normalized=i,this.usage=ag,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.gpuType=Un,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return T_("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,i){e*=this.itemSize,i*=t.itemSize;for(let r=0,s=this.itemSize;r<s;r++)this.array[e+r]=t.array[i+r];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let t=0,i=this.count;t<i;t++)Gu.fromBufferAttribute(this,t),Gu.applyMatrix3(e),this.setXY(t,Gu.x,Gu.y);else if(this.itemSize===3)for(let t=0,i=this.count;t<i;t++)zn.fromBufferAttribute(this,t),zn.applyMatrix3(e),this.setXYZ(t,zn.x,zn.y,zn.z);return this}applyMatrix4(e){for(let t=0,i=this.count;t<i;t++)zn.fromBufferAttribute(this,t),zn.applyMatrix4(e),this.setXYZ(t,zn.x,zn.y,zn.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)zn.fromBufferAttribute(this,t),zn.applyNormalMatrix(e),this.setXYZ(t,zn.x,zn.y,zn.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)zn.fromBufferAttribute(this,t),zn.transformDirection(e),this.setXYZ(t,zn.x,zn.y,zn.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let i=this.array[e*this.itemSize+t];return this.normalized&&(i=Mr(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=tn(i,this.array)),this.array[e*this.itemSize+t]=i,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=Mr(t,this.array)),t}setX(e,t){return this.normalized&&(t=tn(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=Mr(t,this.array)),t}setY(e,t){return this.normalized&&(t=tn(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=Mr(t,this.array)),t}setZ(e,t){return this.normalized&&(t=tn(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=Mr(t,this.array)),t}setW(e,t){return this.normalized&&(t=tn(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,i){return e*=this.itemSize,this.normalized&&(t=tn(t,this.array),i=tn(i,this.array)),this.array[e+0]=t,this.array[e+1]=i,this}setXYZ(e,t,i,r){return e*=this.itemSize,this.normalized&&(t=tn(t,this.array),i=tn(i,this.array),r=tn(r,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=r,this}setXYZW(e,t,i,r,s){return e*=this.itemSize,this.normalized&&(t=tn(t,this.array),i=tn(i,this.array),r=tn(r,this.array),s=tn(s,this.array)),this.array[e+0]=t,this.array[e+1]=i,this.array[e+2]=r,this.array[e+3]=s,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return this.name!==""&&(e.name=this.name),this.usage!==ag&&(e.usage=this.usage),e}}class C_ extends _n{constructor(e,t,i){super(new Uint16Array(e),t,i)}}class EE extends _n{constructor(e,t,i){super(new Uint32Array(e),t,i)}}class nn extends _n{constructor(e,t,i){super(new Float32Array(e),t,i)}}let ek=0;const tr=new ot,lp=new sn,to=new j,Wi=new Pr,Ol=new Pr,Jn=new j;class On extends ul{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:ek++}),this.uuid=Cr(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(xE(e)?EE:C_)(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 this.attributes[e]!==void 0}addGroup(e,t,i=0){this.groups.push({start:e,count:t,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;t!==void 0&&(t.applyMatrix4(e),t.needsUpdate=!0);const i=this.attributes.normal;if(i!==void 0){const s=new At().getNormalMatrix(e);i.applyNormalMatrix(s),i.needsUpdate=!0}const r=this.attributes.tangent;return r!==void 0&&(r.transformDirection(e),r.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return tr.makeRotationFromQuaternion(e),this.applyMatrix4(tr),this}rotateX(e){return tr.makeRotationX(e),this.applyMatrix4(tr),this}rotateY(e){return tr.makeRotationY(e),this.applyMatrix4(tr),this}rotateZ(e){return tr.makeRotationZ(e),this.applyMatrix4(tr),this}translate(e,t,i){return tr.makeTranslation(e,t,i),this.applyMatrix4(tr),this}scale(e,t,i){return tr.makeScale(e,t,i),this.applyMatrix4(tr),this}lookAt(e){return lp.lookAt(e),lp.updateMatrix(),this.applyMatrix4(lp.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(to).negate(),this.translate(to.x,to.y,to.z),this}setFromPoints(e){const t=[];for(let i=0,r=e.length;i<r;i++){const s=e[i];t.push(s.x,s.y,s.z||0)}return this.setAttribute("position",new nn(t,3)),this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new Pr);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new j(-1/0,-1/0,-1/0),new j(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),t)for(let i=0,r=t.length;i<r;i++){const s=t[i];Wi.setFromBufferAttribute(s),this.morphTargetsRelative?(Jn.addVectors(this.boundingBox.min,Wi.min),this.boundingBox.expandByPoint(Jn),Jn.addVectors(this.boundingBox.max,Wi.max),this.boundingBox.expandByPoint(Jn)):(this.boundingBox.expandByPoint(Wi.min),this.boundingBox.expandByPoint(Wi.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&console.error('THREE.BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){this.boundingSphere===null&&(this.boundingSphere=new Wr);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new j,1/0);return}if(e){const i=this.boundingSphere.center;if(Wi.setFromBufferAttribute(e),t)for(let s=0,a=t.length;s<a;s++){const l=t[s];Ol.setFromBufferAttribute(l),this.morphTargetsRelative?(Jn.addVectors(Wi.min,Ol.min),Wi.expandByPoint(Jn),Jn.addVectors(Wi.max,Ol.max),Wi.expandByPoint(Jn)):(Wi.expandByPoint(Ol.min),Wi.expandByPoint(Ol.max))}Wi.getCenter(i);let r=0;for(let s=0,a=e.count;s<a;s++)Jn.fromBufferAttribute(e,s),r=Math.max(r,i.distanceToSquared(Jn));if(t)for(let s=0,a=t.length;s<a;s++){const l=t[s],d=this.morphTargetsRelative;for(let h=0,m=l.count;h<m;h++)Jn.fromBufferAttribute(l,h),d&&(to.fromBufferAttribute(e,h),Jn.add(to)),r=Math.max(r,i.distanceToSquared(Jn))}this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(e===null||t.position===void 0||t.normal===void 0||t.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const i=t.position,r=t.normal,s=t.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new _n(new Float32Array(4*i.count),4));const a=this.getAttribute("tangent"),l=[],d=[];for(let F=0;F<i.count;F++)l[F]=new j,d[F]=new j;const h=new j,m=new j,u=new j,g=new et,v=new et,w=new et,T=new j,M=new j;function b(F,D,L){h.fromBufferAttribute(i,F),m.fromBufferAttribute(i,D),u.fromBufferAttribute(i,L),g.fromBufferAttribute(s,F),v.fromBufferAttribute(s,D),w.fromBufferAttribute(s,L),m.sub(h),u.sub(h),v.sub(g),w.sub(g);const V=1/(v.x*w.y-w.x*v.y);isFinite(V)&&(T.copy(m).multiplyScalar(w.y).addScaledVector(u,-v.y).multiplyScalar(V),M.copy(u).multiplyScalar(v.x).addScaledVector(m,-w.x).multiplyScalar(V),l[F].add(T),l[D].add(T),l[L].add(T),d[F].add(M),d[D].add(M),d[L].add(M))}let A=this.groups;A.length===0&&(A=[{start:0,count:e.count}]);for(let F=0,D=A.length;F<D;++F){const L=A[F],V=L.start,ie=L.count;for(let re=V,de=V+ie;re<de;re+=3)b(e.getX(re+0),e.getX(re+1),e.getX(re+2))}const E=new j,P=new j,G=new j,O=new j;function B(F){G.fromBufferAttribute(r,F),O.copy(G);const D=l[F];E.copy(D),E.sub(G.multiplyScalar(G.dot(D))).normalize(),P.crossVectors(O,D);const V=P.dot(d[F])<0?-1:1;a.setXYZW(F,E.x,E.y,E.z,V)}for(let F=0,D=A.length;F<D;++F){const L=A[F],V=L.start,ie=L.count;for(let re=V,de=V+ie;re<de;re+=3)B(e.getX(re+0)),B(e.getX(re+1)),B(e.getX(re+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(t!==void 0){let i=this.getAttribute("normal");if(i===void 0)i=new _n(new Float32Array(t.count*3),3),this.setAttribute("normal",i);else for(let g=0,v=i.count;g<v;g++)i.setXYZ(g,0,0,0);const r=new j,s=new j,a=new j,l=new j,d=new j,h=new j,m=new j,u=new j;if(e)for(let g=0,v=e.count;g<v;g+=3){const w=e.getX(g+0),T=e.getX(g+1),M=e.getX(g+2);r.fromBufferAttribute(t,w),s.fromBufferAttribute(t,T),a.fromBufferAttribute(t,M),m.subVectors(a,s),u.subVectors(r,s),m.cross(u),l.fromBufferAttribute(i,w),d.fromBufferAttribute(i,T),h.fromBufferAttribute(i,M),l.add(m),d.add(m),h.add(m),i.setXYZ(w,l.x,l.y,l.z),i.setXYZ(T,d.x,d.y,d.z),i.setXYZ(M,h.x,h.y,h.z)}else for(let g=0,v=t.count;g<v;g+=3)r.fromBufferAttribute(t,g+0),s.fromBufferAttribute(t,g+1),a.fromBufferAttribute(t,g+2),m.subVectors(a,s),u.subVectors(r,s),m.cross(u),i.setXYZ(g+0,m.x,m.y,m.z),i.setXYZ(g+1,m.x,m.y,m.z),i.setXYZ(g+2,m.x,m.y,m.z);this.normalizeNormals(),i.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,i=e.count;t<i;t++)Jn.fromBufferAttribute(e,t),Jn.normalize(),e.setXYZ(t,Jn.x,Jn.y,Jn.z)}toNonIndexed(){function e(l,d){const h=l.array,m=l.itemSize,u=l.normalized,g=new h.constructor(d.length*m);let v=0,w=0;for(let T=0,M=d.length;T<M;T++){l.isInterleavedBufferAttribute?v=d[T]*l.data.stride+l.offset:v=d[T]*m;for(let b=0;b<m;b++)g[w++]=h[v++]}return new _n(g,m,u)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new On,i=this.index.array,r=this.attributes;for(const l in r){const d=r[l],h=e(d,i);t.setAttribute(l,h)}const s=this.morphAttributes;for(const l in s){const d=[],h=s[l];for(let m=0,u=h.length;m<u;m++){const g=h[m],v=e(g,i);d.push(v)}t.morphAttributes[l]=d}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let l=0,d=a.length;l<d;l++){const h=a[l];t.addGroup(h.start,h.count,h.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,this.name!==""&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),this.parameters!==void 0){const d=this.parameters;for(const h in d)d[h]!==void 0&&(e[h]=d[h]);return e}e.data={attributes:{}};const t=this.index;t!==null&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const i=this.attributes;for(const d in i){const h=i[d];e.data.attributes[d]=h.toJSON(e.data)}const r={};let s=!1;for(const d in this.morphAttributes){const h=this.morphAttributes[d],m=[];for(let u=0,g=h.length;u<g;u++){const v=h[u];m.push(v.toJSON(e.data))}m.length>0&&(r[d]=m,s=!0)}s&&(e.data.morphAttributes=r,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const l=this.boundingSphere;return l!==null&&(e.data.boundingSphere={center:l.center.toArray(),radius:l.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 i=e.index;i!==null&&this.setIndex(i.clone(t));const r=e.attributes;for(const h in r){const m=r[h];this.setAttribute(h,m.clone(t))}const s=e.morphAttributes;for(const h in s){const m=[],u=s[h];for(let g=0,v=u.length;g<v;g++)m.push(u[g].clone(t));this.morphAttributes[h]=m}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let h=0,m=a.length;h<m;h++){const u=a[h];this.addGroup(u.start,u.count,u.materialIndex)}const l=e.boundingBox;l!==null&&(this.boundingBox=l.clone());const d=e.boundingSphere;return d!==null&&(this.boundingSphere=d.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const xw=new ot,ca=new jc,Vu=new Wr,ww=new j,no=new j,io=new j,ro=new j,cp=new j,Wu=new j,ju=new et,Xu=new et,Yu=new et,Sw=new j,Mw=new j,Ew=new j,$u=new j,qu=new j;class wn extends sn{constructor(e=new On,t=new Or){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),e.morphTargetInfluences!==void 0&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),e.morphTargetDictionary!==void 0&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const r=t[i[0]];if(r!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=r.length;s<a;s++){const l=r[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[l]=s}}}}getVertexPosition(e,t){const i=this.geometry,r=i.attributes.position,s=i.morphAttributes.position,a=i.morphTargetsRelative;t.fromBufferAttribute(r,e);const l=this.morphTargetInfluences;if(s&&l){Wu.set(0,0,0);for(let d=0,h=s.length;d<h;d++){const m=l[d],u=s[d];m!==0&&(cp.fromBufferAttribute(u,e),a?Wu.addScaledVector(cp,m):Wu.addScaledVector(cp.sub(t),m))}t.add(Wu)}return t}raycast(e,t){const i=this.geometry,r=this.material,s=this.matrixWorld;r!==void 0&&(i.boundingSphere===null&&i.computeBoundingSphere(),Vu.copy(i.boundingSphere),Vu.applyMatrix4(s),ca.copy(e.ray).recast(e.near),!(Vu.containsPoint(ca.origin)===!1&&(ca.intersectSphere(Vu,ww)===null||ca.origin.distanceToSquared(ww)>(e.far-e.near)**2))&&(xw.copy(s).invert(),ca.copy(e.ray).applyMatrix4(xw),!(i.boundingBox!==null&&ca.intersectsBox(i.boundingBox)===!1)&&this._computeIntersections(e,t,ca)))}_computeIntersections(e,t,i){let r;const s=this.geometry,a=this.material,l=s.index,d=s.attributes.position,h=s.attributes.uv,m=s.attributes.uv1,u=s.attributes.normal,g=s.groups,v=s.drawRange;if(l!==null)if(Array.isArray(a))for(let w=0,T=g.length;w<T;w++){const M=g[w],b=a[M.materialIndex],A=Math.max(M.start,v.start),E=Math.min(l.count,Math.min(M.start+M.count,v.start+v.count));for(let P=A,G=E;P<G;P+=3){const O=l.getX(P),B=l.getX(P+1),F=l.getX(P+2);r=Ku(this,b,e,i,h,m,u,O,B,F),r&&(r.faceIndex=Math.floor(P/3),r.face.materialIndex=M.materialIndex,t.push(r))}}else{const w=Math.max(0,v.start),T=Math.min(l.count,v.start+v.count);for(let M=w,b=T;M<b;M+=3){const A=l.getX(M),E=l.getX(M+1),P=l.getX(M+2);r=Ku(this,a,e,i,h,m,u,A,E,P),r&&(r.faceIndex=Math.floor(M/3),t.push(r))}}else if(d!==void 0)if(Array.isArray(a))for(let w=0,T=g.length;w<T;w++){const M=g[w],b=a[M.materialIndex],A=Math.max(M.start,v.start),E=Math.min(d.count,Math.min(M.start+M.count,v.start+v.count));for(let P=A,G=E;P<G;P+=3){const O=P,B=P+1,F=P+2;r=Ku(this,b,e,i,h,m,u,O,B,F),r&&(r.faceIndex=Math.floor(P/3),r.face.materialIndex=M.materialIndex,t.push(r))}}else{const w=Math.max(0,v.start),T=Math.min(d.count,v.start+v.count);for(let M=w,b=T;M<b;M+=3){const A=M,E=M+1,P=M+2;r=Ku(this,a,e,i,h,m,u,A,E,P),r&&(r.faceIndex=Math.floor(M/3),t.push(r))}}}}function tk(n,e,t,i,r,s,a,l){let d;if(e.side===Ei?d=i.intersectTriangle(a,s,r,!0,l):d=i.intersectTriangle(r,s,a,e.side===gs,l),d===null)return null;qu.copy(l),qu.applyMatrix4(n.matrixWorld);const h=t.ray.origin.distanceTo(qu);return h<t.near||h>t.far?null:{distance:h,point:qu.clone(),object:n}}function Ku(n,e,t,i,r,s,a,l,d,h){n.getVertexPosition(l,no),n.getVertexPosition(d,io),n.getVertexPosition(h,ro);const m=tk(n,e,t,i,no,io,ro,$u);if(m){r&&(ju.fromBufferAttribute(r,l),Xu.fromBufferAttribute(r,d),Yu.fromBufferAttribute(r,h),m.uv=Ur.getInterpolation($u,no,io,ro,ju,Xu,Yu,new et)),s&&(ju.fromBufferAttribute(s,l),Xu.fromBufferAttribute(s,d),Yu.fromBufferAttribute(s,h),m.uv1=Ur.getInterpolation($u,no,io,ro,ju,Xu,Yu,new et)),a&&(Sw.fromBufferAttribute(a,l),Mw.fromBufferAttribute(a,d),Ew.fromBufferAttribute(a,h),m.normal=Ur.getInterpolation($u,no,io,ro,Sw,Mw,Ew,new j),m.normal.dot(i.direction)>0&&m.normal.multiplyScalar(-1));const u={a:l,b:d,c:h,normal:new j,materialIndex:0};Ur.getNormal(no,io,ro,u.normal),m.face=u}return m}class Xc extends On{constructor(e=1,t=1,i=1,r=1,s=1,a=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:i,widthSegments:r,heightSegments:s,depthSegments:a};const l=this;r=Math.floor(r),s=Math.floor(s),a=Math.floor(a);const d=[],h=[],m=[],u=[];let g=0,v=0;w("z","y","x",-1,-1,i,t,e,a,s,0),w("z","y","x",1,-1,i,t,-e,a,s,1),w("x","z","y",1,1,e,i,t,r,a,2),w("x","z","y",1,-1,e,i,-t,r,a,3),w("x","y","z",1,-1,e,t,i,r,s,4),w("x","y","z",-1,-1,e,t,-i,r,s,5),this.setIndex(d),this.setAttribute("position",new nn(h,3)),this.setAttribute("normal",new nn(m,3)),this.setAttribute("uv",new nn(u,2));function w(T,M,b,A,E,P,G,O,B,F,D){const L=P/B,V=G/F,ie=P/2,re=G/2,de=O/2,me=B+1,$=F+1;let ue=0,Y=0;const pe=new j;for(let _e=0;_e<$;_e++){const Ae=_e*V-re;for(let Pe=0;Pe<me;Pe++){const Ue=Pe*L-ie;pe[T]=Ue*A,pe[M]=Ae*E,pe[b]=de,h.push(pe.x,pe.y,pe.z),pe[T]=0,pe[M]=0,pe[b]=O>0?1:-1,m.push(pe.x,pe.y,pe.z),u.push(Pe/B),u.push(1-_e/F),ue+=1}}for(let _e=0;_e<F;_e++)for(let Ae=0;Ae<B;Ae++){const Pe=g+Ae+me*_e,Ue=g+Ae+me*(_e+1),ae=g+(Ae+1)+me*(_e+1),ge=g+(Ae+1)+me*_e;d.push(Pe,Ue,ge),d.push(Ue,ae,ge),Y+=6}l.addGroup(v,Y,D),v+=Y,g+=ue}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Xc(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function rl(n){const e={};for(const t in n){e[t]={};for(const i in n[t]){const r=n[t][i];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[t][i]=null):e[t][i]=r.clone():Array.isArray(r)?e[t][i]=r.slice():e[t][i]=r}}return e}function bi(n){const e={};for(let t=0;t<n.length;t++){const i=rl(n[t]);for(const r in i)e[r]=i[r]}return e}function nk(n){const e=[];for(let t=0;t<n.length;t++)e.push(n[t].clone());return e}function TE(n){const e=n.getRenderTarget();return e===null?n.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:Kt.workingColorSpace}const AE={clone:rl,merge:bi};var ik=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,rk=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class zi extends _i{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=ik,this.fragmentShader=rk,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,e!==void 0&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=rl(e.uniforms),this.uniformsGroups=nk(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const r in this.uniforms){const a=this.uniforms[r].value;a&&a.isTexture?t.uniforms[r]={type:"t",value:a.toJSON(e).uuid}:a&&a.isColor?t.uniforms[r]={type:"c",value:a.getHex()}:a&&a.isVector2?t.uniforms[r]={type:"v2",value:a.toArray()}:a&&a.isVector3?t.uniforms[r]={type:"v3",value:a.toArray()}:a&&a.isVector4?t.uniforms[r]={type:"v4",value:a.toArray()}:a&&a.isMatrix3?t.uniforms[r]={type:"m3",value:a.toArray()}:a&&a.isMatrix4?t.uniforms[r]={type:"m4",value:a.toArray()}:t.uniforms[r]={value:a}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const i={};for(const r in this.extensions)this.extensions[r]===!0&&(i[r]=!0);return Object.keys(i).length>0&&(t.extensions=i),t}}let CE=class extends sn{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new ot,this.projectionMatrix=new ot,this.projectionMatrixInverse=new ot,this.coordinateSystem=cs}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 Cs=new j,Tw=new et,Aw=new et;class mi extends CE{constructor(e=50,t=1,i=.1,r=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=i,this.far=r,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=e.view===null?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=il*2*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(cc*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return il*2*Math.atan(Math.tan(cc*.5*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,i){Cs.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(Cs.x,Cs.y).multiplyScalar(-e/Cs.z),Cs.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(Cs.x,Cs.y).multiplyScalar(-e/Cs.z)}getViewSize(e,t){return this.getViewBounds(e,Tw,Aw),t.subVectors(Aw,Tw)}setViewOffset(e,t,i,r,s,a){this.aspect=e/t,this.view===null&&(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=i,this.view.offsetY=r,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(cc*.5*this.fov)/this.zoom,i=2*t,r=this.aspect*i,s=-.5*r;const a=this.view;if(this.view!==null&&this.view.enabled){const d=a.fullWidth,h=a.fullHeight;s+=a.offsetX*r/d,t-=a.offsetY*i/h,r*=a.width/d,i*=a.height/h}const l=this.filmOffset;l!==0&&(s+=e*l/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+r,t,t-i,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,this.view!==null&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const so=-90,ao=1;class RE extends sn{constructor(e,t,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new mi(so,ao,e,t);r.layers=this.layers,this.add(r);const s=new mi(so,ao,e,t);s.layers=this.layers,this.add(s);const a=new mi(so,ao,e,t);a.layers=this.layers,this.add(a);const l=new mi(so,ao,e,t);l.layers=this.layers,this.add(l);const d=new mi(so,ao,e,t);d.layers=this.layers,this.add(d);const h=new mi(so,ao,e,t);h.layers=this.layers,this.add(h)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[i,r,s,a,l,d]=t;for(const h of t)this.remove(h);if(e===cs)i.up.set(0,1,0),i.lookAt(1,0,0),r.up.set(0,1,0),r.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),l.up.set(0,1,0),l.lookAt(0,0,1),d.up.set(0,1,0),d.lookAt(0,0,-1);else if(e===mh)i.up.set(0,-1,0),i.lookAt(-1,0,0),r.up.set(0,-1,0),r.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),l.up.set(0,-1,0),l.lookAt(0,0,1),d.up.set(0,-1,0),d.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const h of t)this.add(h),h.updateMatrixWorld()}update(e,t){this.parent===null&&this.updateMatrixWorld();const{renderTarget:i,activeMipmapLevel:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,a,l,d,h,m]=this.children,u=e.getRenderTarget(),g=e.getActiveCubeFace(),v=e.getActiveMipmapLevel(),w=e.xr.enabled;e.xr.enabled=!1;const T=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,e.setRenderTarget(i,0,r),e.render(t,s),e.setRenderTarget(i,1,r),e.render(t,a),e.setRenderTarget(i,2,r),e.render(t,l),e.setRenderTarget(i,3,r),e.render(t,d),e.setRenderTarget(i,4,r),e.render(t,h),i.texture.generateMipmaps=T,e.setRenderTarget(i,5,r),e.render(t,m),e.setRenderTarget(u,g,v),e.xr.enabled=w,i.texture.needsPMREMUpdate=!0}}class PE extends qn{constructor(e,t,i,r,s,a,l,d,h,m){e=e!==void 0?e:[],t=t!==void 0?t:Qo,super(e,t,i,r,s,a,l,d,h,m),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class LE extends Zs{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const i={width:e,height:e,depth:1},r=[i,i,i,i,i,i];this.texture=new PE(r,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=t.generateMipmaps!==void 0?t.generateMipmaps:!1,this.texture.minFilter=t.minFilter!==void 0?t.minFilter:ln}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 i={uniforms:{tEquirect:{value:null}},vertexShader:`

				varying vec3 vWorldDirection;

				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {

					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );

				}

				void main() {

					vWorldDirection = transformDirection( position, modelMatrix );

					#include <begin_vertex>
					#include <project_vertex>

				}
			`,fragmentShader:`

				uniform sampler2D tEquirect;

				varying vec3 vWorldDirection;

				#include <common>

				void main() {

					vec3 direction = normalize( vWorldDirection );

					vec2 sampleUV = equirectUv( direction );

					gl_FragColor = texture2D( tEquirect, sampleUV );

				}
			`},r=new Xc(5,5,5),s=new zi({name:"CubemapFromEquirect",uniforms:rl(i.uniforms),vertexShader:i.vertexShader,fragmentShader:i.fragmentShader,side:Ei,blending:Gr});s.uniforms.tEquirect.value=t;const a=new wn(r,s),l=t.minFilter;return t.minFilter===Er&&(t.minFilter=ln),new RE(1,10,this).update(e,a),t.minFilter=l,a.geometry.dispose(),a.material.dispose(),this}clear(e,t,i,r){const s=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,i,r);e.setRenderTarget(s)}}const up=new j,sk=new j,ak=new At;let ga=class{constructor(e=new j(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,i,r){return this.normal.set(e,t,i),this.constant=r,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,i){const r=up.subVectors(i,t).cross(sk.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const i=e.delta(up),r=this.normal.dot(i);if(r===0)return this.distanceToPoint(e.start)===0?t.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/r;return s<0||s>1?null:t.copy(e.start).addScaledVector(i,s)}intersectsLine(e){const t=this.distanceToPoint(e.start),i=this.distanceToPoint(e.end);return t<0&&i>0||i<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 i=t||ak.getNormalMatrix(e),r=this.coplanarPoint(up).applyMatrix4(e),s=this.normal.applyMatrix3(i).normalize();return this.constant=-r.dot(s),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 ua=new Wr,Zu=new j;class R_{constructor(e=new ga,t=new ga,i=new ga,r=new ga,s=new ga,a=new ga){this.planes=[e,t,i,r,s,a]}set(e,t,i,r,s,a){const l=this.planes;return l[0].copy(e),l[1].copy(t),l[2].copy(i),l[3].copy(r),l[4].copy(s),l[5].copy(a),this}copy(e){const t=this.planes;for(let i=0;i<6;i++)t[i].copy(e.planes[i]);return this}setFromProjectionMatrix(e,t=cs){const i=this.planes,r=e.elements,s=r[0],a=r[1],l=r[2],d=r[3],h=r[4],m=r[5],u=r[6],g=r[7],v=r[8],w=r[9],T=r[10],M=r[11],b=r[12],A=r[13],E=r[14],P=r[15];if(i[0].setComponents(d-s,g-h,M-v,P-b).normalize(),i[1].setComponents(d+s,g+h,M+v,P+b).normalize(),i[2].setComponents(d+a,g+m,M+w,P+A).normalize(),i[3].setComponents(d-a,g-m,M-w,P-A).normalize(),i[4].setComponents(d-l,g-u,M-T,P-E).normalize(),t===cs)i[5].setComponents(d+l,g+u,M+T,P+E).normalize();else if(t===mh)i[5].setComponents(l,u,T,E).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),ua.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;t.boundingSphere===null&&t.computeBoundingSphere(),ua.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ua)}intersectsSprite(e){return ua.center.set(0,0,0),ua.radius=.7071067811865476,ua.applyMatrix4(e.matrixWorld),this.intersectsSphere(ua)}intersectsSphere(e){const t=this.planes,i=e.center,r=-e.radius;for(let s=0;s<6;s++)if(t[s].distanceToPoint(i)<r)return!1;return!0}intersectsBox(e){const t=this.planes;for(let i=0;i<6;i++){const r=t[i];if(Zu.x=r.normal.x>0?e.max.x:e.min.x,Zu.y=r.normal.y>0?e.max.y:e.min.y,Zu.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(Zu)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let i=0;i<6;i++)if(t[i].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function IE(){let n=null,e=!1,t=null,i=null;function r(s,a){t(s,a),i=n.requestAnimationFrame(r)}return{start:function(){e!==!0&&t!==null&&(i=n.requestAnimationFrame(r),e=!0)},stop:function(){n.cancelAnimationFrame(i),e=!1},setAnimationLoop:function(s){t=s},setContext:function(s){n=s}}}function ok(n){const e=new WeakMap;function t(l,d){const h=l.array,m=l.usage,u=h.byteLength,g=n.createBuffer();n.bindBuffer(d,g),n.bufferData(d,h,m),l.onUploadCallback();let v;if(h instanceof Float32Array)v=n.FLOAT;else if(h instanceof Uint16Array)l.isFloat16BufferAttribute?v=n.HALF_FLOAT:v=n.UNSIGNED_SHORT;else if(h instanceof Int16Array)v=n.SHORT;else if(h instanceof Uint32Array)v=n.UNSIGNED_INT;else if(h instanceof Int32Array)v=n.INT;else if(h instanceof Int8Array)v=n.BYTE;else if(h instanceof Uint8Array)v=n.UNSIGNED_BYTE;else if(h instanceof Uint8ClampedArray)v=n.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+h);return{buffer:g,type:v,bytesPerElement:h.BYTES_PER_ELEMENT,version:l.version,size:u}}function i(l,d,h){const m=d.array,u=d._updateRange,g=d.updateRanges;if(n.bindBuffer(h,l),u.count===-1&&g.length===0&&n.bufferSubData(h,0,m),g.length!==0){for(let v=0,w=g.length;v<w;v++){const T=g[v];n.bufferSubData(h,T.start*m.BYTES_PER_ELEMENT,m,T.start,T.count)}d.clearUpdateRanges()}u.count!==-1&&(n.bufferSubData(h,u.offset*m.BYTES_PER_ELEMENT,m,u.offset,u.count),u.count=-1),d.onUploadCallback()}function r(l){return l.isInterleavedBufferAttribute&&(l=l.data),e.get(l)}function s(l){l.isInterleavedBufferAttribute&&(l=l.data);const d=e.get(l);d&&(n.deleteBuffer(d.buffer),e.delete(l))}function a(l,d){if(l.isGLBufferAttribute){const m=e.get(l);(!m||m.version<l.version)&&e.set(l,{buffer:l.buffer,type:l.type,bytesPerElement:l.elementSize,version:l.version});return}l.isInterleavedBufferAttribute&&(l=l.data);const h=e.get(l);if(h===void 0)e.set(l,t(l,d));else if(h.version<l.version){if(h.size!==l.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");i(h.buffer,l,d),h.version=l.version}}return{get:r,remove:s,update:a}}class Yc extends On{constructor(e=1,t=1,i=1,r=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:i,heightSegments:r};const s=e/2,a=t/2,l=Math.floor(i),d=Math.floor(r),h=l+1,m=d+1,u=e/l,g=t/d,v=[],w=[],T=[],M=[];for(let b=0;b<m;b++){const A=b*g-a;for(let E=0;E<h;E++){const P=E*u-s;w.push(P,-A,0),T.push(0,0,1),M.push(E/l),M.push(1-b/d)}}for(let b=0;b<d;b++)for(let A=0;A<l;A++){const E=A+h*b,P=A+h*(b+1),G=A+1+h*(b+1),O=A+1+h*b;v.push(E,P,O),v.push(P,G,O)}this.setIndex(v),this.setAttribute("position",new nn(w,3)),this.setAttribute("normal",new nn(T,3)),this.setAttribute("uv",new nn(M,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Yc(e.width,e.height,e.widthSegments,e.heightSegments)}}var lk=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,ck=`#ifdef USE_ALPHAHASH
	const float ALPHA_HASH_SCALE = 0.05;
	float hash2D( vec2 value ) {
		return fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );
	}
	float hash3D( vec3 value ) {
		return hash2D( vec2( hash2D( value.xy ), value.z ) );
	}
	float getAlphaHashThreshold( vec3 position ) {
		float maxDeriv = max(
			length( dFdx( position.xyz ) ),
			length( dFdy( position.xyz ) )
		);
		float pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );
		vec2 pixScales = vec2(
			exp2( floor( log2( pixScale ) ) ),
			exp2( ceil( log2( pixScale ) ) )
		);
		vec2 alpha = vec2(
			hash3D( floor( pixScales.x * position.xyz ) ),
			hash3D( floor( pixScales.y * position.xyz ) )
		);
		float lerpFactor = fract( log2( pixScale ) );
		float x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;
		float a = min( lerpFactor, 1.0 - lerpFactor );
		vec3 cases = vec3(
			x * x / ( 2.0 * a * ( 1.0 - a ) ),
			( x - 0.5 * a ) / ( 1.0 - a ),
			1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )
		);
		float threshold = ( x < ( 1.0 - a ) )
			? ( ( x < a ) ? cases.x : cases.y )
			: cases.z;
		return clamp( threshold , 1.0e-6, 1.0 );
	}
#endif`,uk=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,dk=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,hk=`#ifdef USE_ALPHATEST
	#ifdef ALPHA_TO_COVERAGE
	diffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );
	if ( diffuseColor.a == 0.0 ) discard;
	#else
	if ( diffuseColor.a < alphaTest ) discard;
	#endif
#endif`,fk=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,pk=`#ifdef USE_AOMAP
	float ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;
	reflectedLight.indirectDiffuse *= ambientOcclusion;
	#if defined( USE_CLEARCOAT ) 
		clearcoatSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_SHEEN ) 
		sheenSpecularIndirect *= ambientOcclusion;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD )
		float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
		reflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );
	#endif
#endif`,mk=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,gk=`#ifdef USE_BATCHING
	#if ! defined( GL_ANGLE_multi_draw )
	#define gl_DrawID _gl_DrawID
	uniform int _gl_DrawID;
	#endif
	uniform highp sampler2D batchingTexture;
	uniform highp usampler2D batchingIdTexture;
	mat4 getBatchingMatrix( const in float i ) {
		int size = textureSize( batchingTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
	float getIndirectIndex( const in int i ) {
		int size = textureSize( batchingIdTexture, 0 ).x;
		int x = i % size;
		int y = i / size;
		return float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );
	}
#endif
#ifdef USE_BATCHING_COLOR
	uniform sampler2D batchingColorTexture;
	vec3 getBatchingColor( const in float i ) {
		int size = textureSize( batchingColorTexture, 0 ).x;
		int j = int( i );
		int x = j % size;
		int y = j / size;
		return texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;
	}
#endif`,_k=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );
#endif`,vk=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,yk=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,bk=`float G_BlinnPhong_Implicit( ) {
	return 0.25;
}
float D_BlinnPhong( const in float shininess, const in float dotNH ) {
	return RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );
}
vec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( specularColor, 1.0, dotVH );
	float G = G_BlinnPhong_Implicit( );
	float D = D_BlinnPhong( shininess, dotNH );
	return F * ( G * D );
} // validated`,xk=`#ifdef USE_IRIDESCENCE
	const mat3 XYZ_TO_REC709 = mat3(
		 3.2404542, -0.9692660,  0.0556434,
		-1.5371385,  1.8760108, -0.2040259,
		-0.4985314,  0.0415560,  1.0572252
	);
	vec3 Fresnel0ToIor( vec3 fresnel0 ) {
		vec3 sqrtF0 = sqrt( fresnel0 );
		return ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );
	}
	vec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );
	}
	float IorToFresnel0( float transmittedIor, float incidentIor ) {
		return pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));
	}
	vec3 evalSensitivity( float OPD, vec3 shift ) {
		float phase = 2.0 * PI * OPD * 1.0e-9;
		vec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );
		vec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );
		vec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );
		vec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );
		xyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );
		xyz /= 1.0685e-7;
		vec3 rgb = XYZ_TO_REC709 * xyz;
		return rgb;
	}
	vec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {
		vec3 I;
		float iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );
		float sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );
		float cosTheta2Sq = 1.0 - sinTheta2Sq;
		if ( cosTheta2Sq < 0.0 ) {
			return vec3( 1.0 );
		}
		float cosTheta2 = sqrt( cosTheta2Sq );
		float R0 = IorToFresnel0( iridescenceIOR, outsideIOR );
		float R12 = F_Schlick( R0, 1.0, cosTheta1 );
		float T121 = 1.0 - R12;
		float phi12 = 0.0;
		if ( iridescenceIOR < outsideIOR ) phi12 = PI;
		float phi21 = PI - phi12;
		vec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );		vec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );
		vec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );
		vec3 phi23 = vec3( 0.0 );
		if ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;
		if ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;
		if ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;
		float OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;
		vec3 phi = vec3( phi21 ) + phi23;
		vec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );
		vec3 r123 = sqrt( R123 );
		vec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );
		vec3 C0 = R12 + Rs;
		I = C0;
		vec3 Cm = Rs - T121;
		for ( int m = 1; m <= 2; ++ m ) {
			Cm *= r123;
			vec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );
			I += Cm * Sm;
		}
		return max( I, vec3( 0.0 ) );
	}
#endif`,wk=`#ifdef USE_BUMPMAP
	uniform sampler2D bumpMap;
	uniform float bumpScale;
	vec2 dHdxy_fwd() {
		vec2 dSTdx = dFdx( vBumpMapUv );
		vec2 dSTdy = dFdy( vBumpMapUv );
		float Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;
		float dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;
		float dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;
		return vec2( dBx, dBy );
	}
	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {
		vec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );
		vec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );
		vec3 vN = surf_norm;
		vec3 R1 = cross( vSigmaY, vN );
		vec3 R2 = cross( vN, vSigmaX );
		float fDet = dot( vSigmaX, R1 ) * faceDirection;
		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );
		return normalize( abs( fDet ) * surf_norm - vGrad );
	}
#endif`,Sk=`#if NUM_CLIPPING_PLANES > 0
	vec4 plane;
	#ifdef ALPHA_TO_COVERAGE
		float distanceToPlane, distanceGradient;
		float clipOpacity = 1.0;
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
			distanceGradient = fwidth( distanceToPlane ) / 2.0;
			clipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			if ( clipOpacity == 0.0 ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			float unionClipOpacity = 1.0;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				distanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;
				distanceGradient = fwidth( distanceToPlane ) / 2.0;
				unionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );
			}
			#pragma unroll_loop_end
			clipOpacity *= 1.0 - unionClipOpacity;
		#endif
		diffuseColor.a *= clipOpacity;
		if ( diffuseColor.a == 0.0 ) discard;
	#else
		#pragma unroll_loop_start
		for ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {
			plane = clippingPlanes[ i ];
			if ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;
		}
		#pragma unroll_loop_end
		#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES
			bool clipped = true;
			#pragma unroll_loop_start
			for ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {
				plane = clippingPlanes[ i ];
				clipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;
			}
			#pragma unroll_loop_end
			if ( clipped ) discard;
		#endif
	#endif
#endif`,Mk=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,Ek=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,Tk=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,Ak=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,Ck=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,Rk=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec3 vColor;
#endif`,Pk=`#if defined( USE_COLOR_ALPHA )
	vColor = vec4( 1.0 );
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	vColor = vec3( 1.0 );
#endif
#ifdef USE_COLOR
	vColor *= color;
#endif
#ifdef USE_INSTANCING_COLOR
	vColor.xyz *= instanceColor.xyz;
#endif
#ifdef USE_BATCHING_COLOR
	vec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );
	vColor.xyz *= batchingColor.xyz;
#endif`,Lk=`#define PI 3.141592653589793
#define PI2 6.283185307179586
#define PI_HALF 1.5707963267948966
#define RECIPROCAL_PI 0.3183098861837907
#define RECIPROCAL_PI2 0.15915494309189535
#define EPSILON 1e-6
#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
#define whiteComplement( a ) ( 1.0 - saturate( a ) )
float pow2( const in float x ) { return x*x; }
vec3 pow2( const in vec3 x ) { return x*x; }
float pow3( const in float x ) { return x*x*x; }
float pow4( const in float x ) { float x2 = x*x; return x2*x2; }
float max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }
float average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }
highp float rand( const in vec2 uv ) {
	const highp float a = 12.9898, b = 78.233, c = 43758.5453;
	highp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );
	return fract( sin( sn ) * c );
}
#ifdef HIGH_PRECISION
	float precisionSafeLength( vec3 v ) { return length( v ); }
#else
	float precisionSafeLength( vec3 v ) {
		float maxComponent = max3( abs( v ) );
		return length( v / maxComponent ) * maxComponent;
	}
#endif
struct IncidentLight {
	vec3 color;
	vec3 direction;
	bool visible;
};
struct ReflectedLight {
	vec3 directDiffuse;
	vec3 directSpecular;
	vec3 indirectDiffuse;
	vec3 indirectSpecular;
};
#ifdef USE_ALPHAHASH
	varying vec3 vPosition;
#endif
vec3 transformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );
}
vec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {
	return normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );
}
mat3 transposeMat3( const in mat3 m ) {
	mat3 tmp;
	tmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );
	tmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );
	tmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );
	return tmp;
}
float luminance( const in vec3 rgb ) {
	const vec3 weights = vec3( 0.2126729, 0.7151522, 0.0721750 );
	return dot( weights, rgb );
}
bool isPerspectiveMatrix( mat4 m ) {
	return m[ 2 ][ 3 ] == - 1.0;
}
vec2 equirectUv( in vec3 dir ) {
	float u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;
	float v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;
	return vec2( u, v );
}
vec3 BRDF_Lambert( const in vec3 diffuseColor ) {
	return RECIPROCAL_PI * diffuseColor;
}
vec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
}
float F_Schlick( const in float f0, const in float f90, const in float dotVH ) {
	float fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );
	return f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );
} // validated`,Ik=`#ifdef ENVMAP_TYPE_CUBE_UV
	#define cubeUV_minMipLevel 4.0
	#define cubeUV_minTileSize 16.0
	float getFace( vec3 direction ) {
		vec3 absDirection = abs( direction );
		float face = - 1.0;
		if ( absDirection.x > absDirection.z ) {
			if ( absDirection.x > absDirection.y )
				face = direction.x > 0.0 ? 0.0 : 3.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		} else {
			if ( absDirection.z > absDirection.y )
				face = direction.z > 0.0 ? 2.0 : 5.0;
			else
				face = direction.y > 0.0 ? 1.0 : 4.0;
		}
		return face;
	}
	vec2 getUV( vec3 direction, float face ) {
		vec2 uv;
		if ( face == 0.0 ) {
			uv = vec2( direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 1.0 ) {
			uv = vec2( - direction.x, - direction.z ) / abs( direction.y );
		} else if ( face == 2.0 ) {
			uv = vec2( - direction.x, direction.y ) / abs( direction.z );
		} else if ( face == 3.0 ) {
			uv = vec2( - direction.z, direction.y ) / abs( direction.x );
		} else if ( face == 4.0 ) {
			uv = vec2( - direction.x, direction.z ) / abs( direction.y );
		} else {
			uv = vec2( direction.x, direction.y ) / abs( direction.z );
		}
		return 0.5 * ( uv + 1.0 );
	}
	vec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {
		float face = getFace( direction );
		float filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );
		mipInt = max( mipInt, cubeUV_minMipLevel );
		float faceSize = exp2( mipInt );
		highp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;
		if ( face > 2.0 ) {
			uv.y += faceSize;
			face -= 3.0;
		}
		uv.x += face * faceSize;
		uv.x += filterInt * 3.0 * cubeUV_minTileSize;
		uv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );
		uv.x *= CUBEUV_TEXEL_WIDTH;
		uv.y *= CUBEUV_TEXEL_HEIGHT;
		#ifdef texture2DGradEXT
			return texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;
		#else
			return texture2D( envMap, uv ).rgb;
		#endif
	}
	#define cubeUV_r0 1.0
	#define cubeUV_m0 - 2.0
	#define cubeUV_r1 0.8
	#define cubeUV_m1 - 1.0
	#define cubeUV_r4 0.4
	#define cubeUV_m4 2.0
	#define cubeUV_r5 0.305
	#define cubeUV_m5 3.0
	#define cubeUV_r6 0.21
	#define cubeUV_m6 4.0
	float roughnessToMip( float roughness ) {
		float mip = 0.0;
		if ( roughness >= cubeUV_r1 ) {
			mip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;
		} else if ( roughness >= cubeUV_r4 ) {
			mip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;
		} else if ( roughness >= cubeUV_r5 ) {
			mip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;
		} else if ( roughness >= cubeUV_r6 ) {
			mip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;
		} else {
			mip = - 2.0 * log2( 1.16 * roughness );		}
		return mip;
	}
	vec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {
		float mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );
		float mipF = fract( mip );
		float mipInt = floor( mip );
		vec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );
		if ( mipF == 0.0 ) {
			return vec4( color0, 1.0 );
		} else {
			vec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );
			return vec4( mix( color0, color1, mipF ), 1.0 );
		}
	}
#endif`,Dk=`vec3 transformedNormal = objectNormal;
#ifdef USE_TANGENT
	vec3 transformedTangent = objectTangent;
#endif
#ifdef USE_BATCHING
	mat3 bm = mat3( batchingMatrix );
	transformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );
	transformedNormal = bm * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = bm * transformedTangent;
	#endif
#endif
#ifdef USE_INSTANCING
	mat3 im = mat3( instanceMatrix );
	transformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );
	transformedNormal = im * transformedNormal;
	#ifdef USE_TANGENT
		transformedTangent = im * transformedTangent;
	#endif
#endif
transformedNormal = normalMatrix * transformedNormal;
#ifdef FLIP_SIDED
	transformedNormal = - transformedNormal;
#endif
#ifdef USE_TANGENT
	transformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;
	#ifdef FLIP_SIDED
		transformedTangent = - transformedTangent;
	#endif
#endif`,kk=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,Fk=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,Uk=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,Ok=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,Nk="gl_FragColor = linearToOutputTexel( gl_FragColor );",Bk=`
const mat3 LINEAR_SRGB_TO_LINEAR_DISPLAY_P3 = mat3(
	vec3( 0.8224621, 0.177538, 0.0 ),
	vec3( 0.0331941, 0.9668058, 0.0 ),
	vec3( 0.0170827, 0.0723974, 0.9105199 )
);
const mat3 LINEAR_DISPLAY_P3_TO_LINEAR_SRGB = mat3(
	vec3( 1.2249401, - 0.2249404, 0.0 ),
	vec3( - 0.0420569, 1.0420571, 0.0 ),
	vec3( - 0.0196376, - 0.0786361, 1.0982735 )
);
vec4 LinearSRGBToLinearDisplayP3( in vec4 value ) {
	return vec4( value.rgb * LINEAR_SRGB_TO_LINEAR_DISPLAY_P3, value.a );
}
vec4 LinearDisplayP3ToLinearSRGB( in vec4 value ) {
	return vec4( value.rgb * LINEAR_DISPLAY_P3_TO_LINEAR_SRGB, value.a );
}
vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferOETF( in vec4 value ) {
	return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );
}
vec4 LinearToLinear( in vec4 value ) {
	return value;
}
vec4 LinearTosRGB( in vec4 value ) {
	return sRGBTransferOETF( value );
}`,zk=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vec3 cameraToFrag;
		if ( isOrthographic ) {
			cameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToFrag = normalize( vWorldPosition - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vec3 reflectVec = reflect( cameraToFrag, worldNormal );
		#else
			vec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );
		#endif
	#else
		vec3 reflectVec = vReflect;
	#endif
	#ifdef ENVMAP_TYPE_CUBE
		vec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );
	#else
		vec4 envColor = vec4( 0.0 );
	#endif
	#ifdef ENVMAP_BLENDING_MULTIPLY
		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_MIX )
		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );
	#elif defined( ENVMAP_BLENDING_ADD )
		outgoingLight += envColor.xyz * specularStrength * reflectivity;
	#endif
#endif`,Hk=`#ifdef USE_ENVMAP
	uniform float envMapIntensity;
	uniform float flipEnvMap;
	uniform mat3 envMapRotation;
	#ifdef ENVMAP_TYPE_CUBE
		uniform samplerCube envMap;
	#else
		uniform sampler2D envMap;
	#endif
	
#endif`,Gk=`#ifdef USE_ENVMAP
	uniform float reflectivity;
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		varying vec3 vWorldPosition;
		uniform float refractionRatio;
	#else
		varying vec3 vReflect;
	#endif
#endif`,Vk=`#ifdef USE_ENVMAP
	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )
		#define ENV_WORLDPOS
	#endif
	#ifdef ENV_WORLDPOS
		
		varying vec3 vWorldPosition;
	#else
		varying vec3 vReflect;
		uniform float refractionRatio;
	#endif
#endif`,Wk=`#ifdef USE_ENVMAP
	#ifdef ENV_WORLDPOS
		vWorldPosition = worldPosition.xyz;
	#else
		vec3 cameraToVertex;
		if ( isOrthographic ) {
			cameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );
		} else {
			cameraToVertex = normalize( worldPosition.xyz - cameraPosition );
		}
		vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
		#ifdef ENVMAP_MODE_REFLECTION
			vReflect = reflect( cameraToVertex, worldNormal );
		#else
			vReflect = refract( cameraToVertex, worldNormal, refractionRatio );
		#endif
	#endif
#endif`,jk=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,Xk=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,Yk=`#ifdef USE_FOG
	#ifdef FOG_EXP2
		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
	#else
		float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );
	#endif
	gl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );
#endif`,$k=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,qk=`#ifdef USE_GRADIENTMAP
	uniform sampler2D gradientMap;
#endif
vec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {
	float dotNL = dot( normal, lightDirection );
	vec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );
	#ifdef USE_GRADIENTMAP
		return vec3( texture2D( gradientMap, coord ).r );
	#else
		vec2 fw = fwidth( coord ) * 0.5;
		return mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );
	#endif
}`,Kk=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,Zk=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,Qk=`varying vec3 vViewPosition;
struct LambertMaterial {
	vec3 diffuseColor;
	float specularStrength;
};
void RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Lambert
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Lambert`,Jk=`uniform bool receiveShadow;
uniform vec3 ambientLightColor;
#if defined( USE_LIGHT_PROBES )
	uniform vec3 lightProbe[ 9 ];
#endif
vec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {
	float x = normal.x, y = normal.y, z = normal.z;
	vec3 result = shCoefficients[ 0 ] * 0.886227;
	result += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;
	result += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;
	result += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;
	result += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;
	result += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;
	result += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );
	result += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;
	result += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );
	return result;
}
vec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {
	vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
	vec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );
	return irradiance;
}
vec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {
	vec3 irradiance = ambientLightColor;
	return irradiance;
}
float getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {
	float distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );
	if ( cutoffDistance > 0.0 ) {
		distanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );
	}
	return distanceFalloff;
}
float getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {
	return smoothstep( coneCosine, penumbraCosine, angleCosine );
}
#if NUM_DIR_LIGHTS > 0
	struct DirectionalLight {
		vec3 direction;
		vec3 color;
	};
	uniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];
	void getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {
		light.color = directionalLight.color;
		light.direction = directionalLight.direction;
		light.visible = true;
	}
#endif
#if NUM_POINT_LIGHTS > 0
	struct PointLight {
		vec3 position;
		vec3 color;
		float distance;
		float decay;
	};
	uniform PointLight pointLights[ NUM_POINT_LIGHTS ];
	void getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = pointLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float lightDistance = length( lVector );
		light.color = pointLight.color;
		light.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );
		light.visible = ( light.color != vec3( 0.0 ) );
	}
#endif
#if NUM_SPOT_LIGHTS > 0
	struct SpotLight {
		vec3 position;
		vec3 direction;
		vec3 color;
		float distance;
		float decay;
		float coneCos;
		float penumbraCos;
	};
	uniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];
	void getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {
		vec3 lVector = spotLight.position - geometryPosition;
		light.direction = normalize( lVector );
		float angleCos = dot( light.direction, spotLight.direction );
		float spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );
		if ( spotAttenuation > 0.0 ) {
			float lightDistance = length( lVector );
			light.color = spotLight.color * spotAttenuation;
			light.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );
			light.visible = ( light.color != vec3( 0.0 ) );
		} else {
			light.color = vec3( 0.0 );
			light.visible = false;
		}
	}
#endif
#if NUM_RECT_AREA_LIGHTS > 0
	struct RectAreaLight {
		vec3 color;
		vec3 position;
		vec3 halfWidth;
		vec3 halfHeight;
	};
	uniform sampler2D ltc_1;	uniform sampler2D ltc_2;
	uniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];
#endif
#if NUM_HEMI_LIGHTS > 0
	struct HemisphereLight {
		vec3 direction;
		vec3 skyColor;
		vec3 groundColor;
	};
	uniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];
	vec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {
		float dotNL = dot( normal, hemiLight.direction );
		float hemiDiffuseWeight = 0.5 * dotNL + 0.5;
		vec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );
		return irradiance;
	}
#endif`,e3=`#ifdef USE_ENVMAP
	vec3 getIBLIrradiance( const in vec3 normal ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );
			return PI * envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	vec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {
		#ifdef ENVMAP_TYPE_CUBE_UV
			vec3 reflectVec = reflect( - viewDir, normal );
			reflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );
			reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
			vec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );
			return envMapColor.rgb * envMapIntensity;
		#else
			return vec3( 0.0 );
		#endif
	}
	#ifdef USE_ANISOTROPY
		vec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {
			#ifdef ENVMAP_TYPE_CUBE_UV
				vec3 bentNormal = cross( bitangent, viewDir );
				bentNormal = normalize( cross( bentNormal, bitangent ) );
				bentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );
				return getIBLRadiance( viewDir, bentNormal, roughness );
			#else
				return vec3( 0.0 );
			#endif
		}
	#endif
#endif`,t3=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,n3=`varying vec3 vViewPosition;
struct ToonMaterial {
	vec3 diffuseColor;
};
void RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	vec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_Toon
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Toon`,i3=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,r3=`varying vec3 vViewPosition;
struct BlinnPhongMaterial {
	vec3 diffuseColor;
	vec3 specularColor;
	float specularShininess;
	float specularStrength;
};
void RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
	reflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;
}
void RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
#define RE_Direct				RE_Direct_BlinnPhong
#define RE_IndirectDiffuse		RE_IndirectDiffuse_BlinnPhong`,s3=`PhysicalMaterial material;
material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );
vec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );
float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );
material.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;
material.roughness = min( material.roughness, 1.0 );
#ifdef IOR
	material.ior = ior;
	#ifdef USE_SPECULAR
		float specularIntensityFactor = specularIntensity;
		vec3 specularColorFactor = specularColor;
		#ifdef USE_SPECULAR_COLORMAP
			specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;
		#endif
		#ifdef USE_SPECULAR_INTENSITYMAP
			specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;
		#endif
		material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );
	#else
		float specularIntensityFactor = 1.0;
		vec3 specularColorFactor = vec3( 1.0 );
		material.specularF90 = 1.0;
	#endif
	material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );
#else
	material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
	material.specularF90 = 1.0;
#endif
#ifdef USE_CLEARCOAT
	material.clearcoat = clearcoat;
	material.clearcoatRoughness = clearcoatRoughness;
	material.clearcoatF0 = vec3( 0.04 );
	material.clearcoatF90 = 1.0;
	#ifdef USE_CLEARCOATMAP
		material.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;
	#endif
	#ifdef USE_CLEARCOAT_ROUGHNESSMAP
		material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;
	#endif
	material.clearcoat = saturate( material.clearcoat );	material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );
	material.clearcoatRoughness += geometryRoughness;
	material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );
#endif
#ifdef USE_DISPERSION
	material.dispersion = dispersion;
#endif
#ifdef USE_IRIDESCENCE
	material.iridescence = iridescence;
	material.iridescenceIOR = iridescenceIOR;
	#ifdef USE_IRIDESCENCEMAP
		material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;
	#endif
	#ifdef USE_IRIDESCENCE_THICKNESSMAP
		material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;
	#else
		material.iridescenceThickness = iridescenceThicknessMaximum;
	#endif
#endif
#ifdef USE_SHEEN
	material.sheenColor = sheenColor;
	#ifdef USE_SHEEN_COLORMAP
		material.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;
	#endif
	material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );
	#ifdef USE_SHEEN_ROUGHNESSMAP
		material.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;
	#endif
#endif
#ifdef USE_ANISOTROPY
	#ifdef USE_ANISOTROPYMAP
		mat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );
		vec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;
		vec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;
	#else
		vec2 anisotropyV = anisotropyVector;
	#endif
	material.anisotropy = length( anisotropyV );
	if( material.anisotropy == 0.0 ) {
		anisotropyV = vec2( 1.0, 0.0 );
	} else {
		anisotropyV /= material.anisotropy;
		material.anisotropy = saturate( material.anisotropy );
	}
	material.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );
	material.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;
	material.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;
#endif`,a3=`struct PhysicalMaterial {
	vec3 diffuseColor;
	float roughness;
	vec3 specularColor;
	float specularF90;
	float dispersion;
	#ifdef USE_CLEARCOAT
		float clearcoat;
		float clearcoatRoughness;
		vec3 clearcoatF0;
		float clearcoatF90;
	#endif
	#ifdef USE_IRIDESCENCE
		float iridescence;
		float iridescenceIOR;
		float iridescenceThickness;
		vec3 iridescenceFresnel;
		vec3 iridescenceF0;
	#endif
	#ifdef USE_SHEEN
		vec3 sheenColor;
		float sheenRoughness;
	#endif
	#ifdef IOR
		float ior;
	#endif
	#ifdef USE_TRANSMISSION
		float transmission;
		float transmissionAlpha;
		float thickness;
		float attenuationDistance;
		vec3 attenuationColor;
	#endif
	#ifdef USE_ANISOTROPY
		float anisotropy;
		float alphaT;
		vec3 anisotropyT;
		vec3 anisotropyB;
	#endif
};
vec3 clearcoatSpecularDirect = vec3( 0.0 );
vec3 clearcoatSpecularIndirect = vec3( 0.0 );
vec3 sheenSpecularDirect = vec3( 0.0 );
vec3 sheenSpecularIndirect = vec3(0.0 );
vec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {
    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );
    float x2 = x * x;
    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );
    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );
}
float V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {
	float a2 = pow2( alpha );
	float gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );
	float gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );
	return 0.5 / max( gv + gl, EPSILON );
}
float D_GGX( const in float alpha, const in float dotNH ) {
	float a2 = pow2( alpha );
	float denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;
	return RECIPROCAL_PI * a2 / pow2( denom );
}
#ifdef USE_ANISOTROPY
	float V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {
		float gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );
		float gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );
		float v = 0.5 / ( gv + gl );
		return saturate(v);
	}
	float D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {
		float a2 = alphaT * alphaB;
		highp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );
		highp float v2 = dot( v, v );
		float w2 = a2 / v2;
		return RECIPROCAL_PI * a2 * pow2 ( w2 );
	}
#endif
#ifdef USE_CLEARCOAT
	vec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {
		vec3 f0 = material.clearcoatF0;
		float f90 = material.clearcoatF90;
		float roughness = material.clearcoatRoughness;
		float alpha = pow2( roughness );
		vec3 halfDir = normalize( lightDir + viewDir );
		float dotNL = saturate( dot( normal, lightDir ) );
		float dotNV = saturate( dot( normal, viewDir ) );
		float dotNH = saturate( dot( normal, halfDir ) );
		float dotVH = saturate( dot( viewDir, halfDir ) );
		vec3 F = F_Schlick( f0, f90, dotVH );
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
		return F * ( V * D );
	}
#endif
vec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {
	vec3 f0 = material.specularColor;
	float f90 = material.specularF90;
	float roughness = material.roughness;
	float alpha = pow2( roughness );
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float dotVH = saturate( dot( viewDir, halfDir ) );
	vec3 F = F_Schlick( f0, f90, dotVH );
	#ifdef USE_IRIDESCENCE
		F = mix( F, material.iridescenceFresnel, material.iridescence );
	#endif
	#ifdef USE_ANISOTROPY
		float dotTL = dot( material.anisotropyT, lightDir );
		float dotTV = dot( material.anisotropyT, viewDir );
		float dotTH = dot( material.anisotropyT, halfDir );
		float dotBL = dot( material.anisotropyB, lightDir );
		float dotBV = dot( material.anisotropyB, viewDir );
		float dotBH = dot( material.anisotropyB, halfDir );
		float V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );
		float D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );
	#else
		float V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );
		float D = D_GGX( alpha, dotNH );
	#endif
	return F * ( V * D );
}
vec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {
	const float LUT_SIZE = 64.0;
	const float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;
	const float LUT_BIAS = 0.5 / LUT_SIZE;
	float dotNV = saturate( dot( N, V ) );
	vec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );
	uv = uv * LUT_SCALE + LUT_BIAS;
	return uv;
}
float LTC_ClippedSphereFormFactor( const in vec3 f ) {
	float l = length( f );
	return max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );
}
vec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {
	float x = dot( v1, v2 );
	float y = abs( x );
	float a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;
	float b = 3.4175940 + ( 4.1616724 + y ) * y;
	float v = a / b;
	float theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;
	return cross( v1, v2 ) * theta_sintheta;
}
vec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {
	vec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];
	vec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];
	vec3 lightNormal = cross( v1, v2 );
	if( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );
	vec3 T1, T2;
	T1 = normalize( V - N * dot( V, N ) );
	T2 = - cross( N, T1 );
	mat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );
	vec3 coords[ 4 ];
	coords[ 0 ] = mat * ( rectCoords[ 0 ] - P );
	coords[ 1 ] = mat * ( rectCoords[ 1 ] - P );
	coords[ 2 ] = mat * ( rectCoords[ 2 ] - P );
	coords[ 3 ] = mat * ( rectCoords[ 3 ] - P );
	coords[ 0 ] = normalize( coords[ 0 ] );
	coords[ 1 ] = normalize( coords[ 1 ] );
	coords[ 2 ] = normalize( coords[ 2 ] );
	coords[ 3 ] = normalize( coords[ 3 ] );
	vec3 vectorFormFactor = vec3( 0.0 );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );
	vectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );
	float result = LTC_ClippedSphereFormFactor( vectorFormFactor );
	return vec3( result );
}
#if defined( USE_SHEEN )
float D_Charlie( float roughness, float dotNH ) {
	float alpha = pow2( roughness );
	float invAlpha = 1.0 / alpha;
	float cos2h = dotNH * dotNH;
	float sin2h = max( 1.0 - cos2h, 0.0078125 );
	return ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );
}
float V_Neubelt( float dotNV, float dotNL ) {
	return saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );
}
vec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {
	vec3 halfDir = normalize( lightDir + viewDir );
	float dotNL = saturate( dot( normal, lightDir ) );
	float dotNV = saturate( dot( normal, viewDir ) );
	float dotNH = saturate( dot( normal, halfDir ) );
	float D = D_Charlie( sheenRoughness, dotNH );
	float V = V_Neubelt( dotNV, dotNL );
	return sheenColor * ( D * V );
}
#endif
float IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	float r2 = roughness * roughness;
	float a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;
	float b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;
	float DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );
	return saturate( DG * RECIPROCAL_PI );
}
vec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {
	float dotNV = saturate( dot( normal, viewDir ) );
	const vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );
	const vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );
	vec4 r = roughness * c0 + c1;
	float a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;
	vec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;
	return fab;
}
vec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	return specularColor * fab.x + specularF90 * fab.y;
}
#ifdef USE_IRIDESCENCE
void computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#else
void computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {
#endif
	vec2 fab = DFGApprox( normal, viewDir, roughness );
	#ifdef USE_IRIDESCENCE
		vec3 Fr = mix( specularColor, iridescenceF0, iridescence );
	#else
		vec3 Fr = specularColor;
	#endif
	vec3 FssEss = Fr * fab.x + specularF90 * fab.y;
	float Ess = fab.x + fab.y;
	float Ems = 1.0 - Ess;
	vec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;	vec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );
	singleScatter += FssEss;
	multiScatter += Fms * Ems;
}
#if NUM_RECT_AREA_LIGHTS > 0
	void RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
		vec3 normal = geometryNormal;
		vec3 viewDir = geometryViewDir;
		vec3 position = geometryPosition;
		vec3 lightPos = rectAreaLight.position;
		vec3 halfWidth = rectAreaLight.halfWidth;
		vec3 halfHeight = rectAreaLight.halfHeight;
		vec3 lightColor = rectAreaLight.color;
		float roughness = material.roughness;
		vec3 rectCoords[ 4 ];
		rectCoords[ 0 ] = lightPos + halfWidth - halfHeight;		rectCoords[ 1 ] = lightPos - halfWidth - halfHeight;
		rectCoords[ 2 ] = lightPos - halfWidth + halfHeight;
		rectCoords[ 3 ] = lightPos + halfWidth + halfHeight;
		vec2 uv = LTC_Uv( normal, viewDir, roughness );
		vec4 t1 = texture2D( ltc_1, uv );
		vec4 t2 = texture2D( ltc_2, uv );
		mat3 mInv = mat3(
			vec3( t1.x, 0, t1.y ),
			vec3(    0, 1,    0 ),
			vec3( t1.z, 0, t1.w )
		);
		vec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );
		reflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );
		reflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );
	}
#endif
void RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	float dotNL = saturate( dot( geometryNormal, directLight.direction ) );
	vec3 irradiance = dotNL * directLight.color;
	#ifdef USE_CLEARCOAT
		float dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );
		vec3 ccIrradiance = dotNLcc * directLight.color;
		clearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );
	#endif
	reflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );
	reflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {
	reflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );
}
void RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {
	#ifdef USE_CLEARCOAT
		clearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );
	#endif
	#ifdef USE_SHEEN
		sheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );
	#endif
	vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );
	vec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;
	#ifdef USE_IRIDESCENCE
		computeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );
	#else
		computeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );
	#endif
	vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );
	reflectedLight.indirectSpecular += radiance * singleScattering;
	reflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;
	reflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;
}
#define RE_Direct				RE_Direct_Physical
#define RE_Direct_RectArea		RE_Direct_RectArea_Physical
#define RE_IndirectDiffuse		RE_IndirectDiffuse_Physical
#define RE_IndirectSpecular		RE_IndirectSpecular_Physical
float computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {
	return saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );
}`,o3=`
vec3 geometryPosition = - vViewPosition;
vec3 geometryNormal = normal;
vec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );
vec3 geometryClearcoatNormal = vec3( 0.0 );
#ifdef USE_CLEARCOAT
	geometryClearcoatNormal = clearcoatNormal;
#endif
#ifdef USE_IRIDESCENCE
	float dotNVi = saturate( dot( normal, geometryViewDir ) );
	if ( material.iridescenceThickness == 0.0 ) {
		material.iridescence = 0.0;
	} else {
		material.iridescence = saturate( material.iridescence );
	}
	if ( material.iridescence > 0.0 ) {
		material.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );
		material.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );
	}
#endif
IncidentLight directLight;
#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )
	PointLight pointLight;
	#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
		pointLight = pointLights[ i ];
		getPointLightInfo( pointLight, geometryPosition, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )
		pointLightShadow = pointLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )
	SpotLight spotLight;
	vec4 spotColor;
	vec3 spotLightCoord;
	bool inSpotLightMap;
	#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
		spotLight = spotLights[ i ];
		getSpotLightInfo( spotLight, geometryPosition, directLight );
		#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX
		#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS
		#else
		#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )
		#endif
		#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )
			spotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;
			inSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );
			spotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );
			directLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;
		#endif
		#undef SPOT_LIGHT_MAP_INDEX
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
		spotLightShadow = spotLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )
	DirectionalLight directionalLight;
	#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLightShadow;
	#endif
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
		directionalLight = directionalLights[ i ];
		getDirectionalLightInfo( directionalLight, directLight );
		#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )
		directionalLightShadow = directionalLightShadows[ i ];
		directLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
		#endif
		RE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )
	RectAreaLight rectAreaLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {
		rectAreaLight = rectAreaLights[ i ];
		RE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
	}
	#pragma unroll_loop_end
#endif
#if defined( RE_IndirectDiffuse )
	vec3 iblIrradiance = vec3( 0.0 );
	vec3 irradiance = getAmbientLightIrradiance( ambientLightColor );
	#if defined( USE_LIGHT_PROBES )
		irradiance += getLightProbeIrradiance( lightProbe, geometryNormal );
	#endif
	#if ( NUM_HEMI_LIGHTS > 0 )
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {
			irradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );
		}
		#pragma unroll_loop_end
	#endif
#endif
#if defined( RE_IndirectSpecular )
	vec3 radiance = vec3( 0.0 );
	vec3 clearcoatRadiance = vec3( 0.0 );
#endif`,l3=`#if defined( RE_IndirectDiffuse )
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		vec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;
		irradiance += lightMapIrradiance;
	#endif
	#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )
		iblIrradiance += getIBLIrradiance( geometryNormal );
	#endif
#endif
#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )
	#ifdef USE_ANISOTROPY
		radiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );
	#else
		radiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );
	#endif
	#ifdef USE_CLEARCOAT
		clearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );
	#endif
#endif`,c3=`#if defined( RE_IndirectDiffuse )
	RE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif
#if defined( RE_IndirectSpecular )
	RE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );
#endif`,u3=`#if defined( USE_LOGDEPTHBUF )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,d3=`#if defined( USE_LOGDEPTHBUF )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,h3=`#ifdef USE_LOGDEPTHBUF
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,f3=`#ifdef USE_LOGDEPTHBUF
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,p3=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w );
	
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,m3=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,g3=`#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
	#if defined( USE_POINTS_UV )
		vec2 uv = vUv;
	#else
		vec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;
	#endif
#endif
#ifdef USE_MAP
	diffuseColor *= texture2D( map, uv );
#endif
#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, uv ).g;
#endif`,_3=`#if defined( USE_POINTS_UV )
	varying vec2 vUv;
#else
	#if defined( USE_MAP ) || defined( USE_ALPHAMAP )
		uniform mat3 uvTransform;
	#endif
#endif
#ifdef USE_MAP
	uniform sampler2D map;
#endif
#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,v3=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,y3=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,b3=`#ifdef USE_INSTANCING_MORPH
	float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	float morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		morphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;
	}
#endif`,x3=`#if defined( USE_MORPHCOLORS )
	vColor *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		#if defined( USE_COLOR_ALPHA )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];
		#elif defined( USE_COLOR )
			if ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];
		#endif
	}
#endif`,w3=`#ifdef USE_MORPHNORMALS
	objectNormal *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,S3=`#ifdef USE_MORPHTARGETS
	#ifndef USE_INSTANCING_MORPH
		uniform float morphTargetBaseInfluence;
		uniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];
	#endif
	uniform sampler2DArray morphTargetsTexture;
	uniform ivec2 morphTargetsTextureSize;
	vec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {
		int texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;
		int y = texelIndex / morphTargetsTextureSize.x;
		int x = texelIndex - y * morphTargetsTextureSize.x;
		ivec3 morphUV = ivec3( x, y, morphTargetIndex );
		return texelFetch( morphTargetsTexture, morphUV, 0 );
	}
#endif`,M3=`#ifdef USE_MORPHTARGETS
	transformed *= morphTargetBaseInfluence;
	for ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {
		if ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];
	}
#endif`,E3=`float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;
#ifdef FLAT_SHADED
	vec3 fdx = dFdx( vViewPosition );
	vec3 fdy = dFdy( vViewPosition );
	vec3 normal = normalize( cross( fdx, fdy ) );
#else
	vec3 normal = normalize( vNormal );
	#ifdef DOUBLE_SIDED
		normal *= faceDirection;
	#endif
#endif
#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )
	#ifdef USE_TANGENT
		mat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn = getTangentFrame( - vViewPosition, normal,
		#if defined( USE_NORMALMAP )
			vNormalMapUv
		#elif defined( USE_CLEARCOAT_NORMALMAP )
			vClearcoatNormalMapUv
		#else
			vUv
		#endif
		);
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn[0] *= faceDirection;
		tbn[1] *= faceDirection;
	#endif
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	#ifdef USE_TANGENT
		mat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );
	#else
		mat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );
	#endif
	#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )
		tbn2[0] *= faceDirection;
		tbn2[1] *= faceDirection;
	#endif
#endif
vec3 nonPerturbedNormal = normal;`,T3=`#ifdef USE_NORMALMAP_OBJECTSPACE
	normal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	#ifdef FLIP_SIDED
		normal = - normal;
	#endif
	#ifdef DOUBLE_SIDED
		normal = normal * faceDirection;
	#endif
	normal = normalize( normalMatrix * normal );
#elif defined( USE_NORMALMAP_TANGENTSPACE )
	vec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;
	mapN.xy *= normalScale;
	normal = normalize( tbn * mapN );
#elif defined( USE_BUMPMAP )
	normal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );
#endif`,A3=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,C3=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,R3=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,P3=`#ifdef USE_NORMALMAP
	uniform sampler2D normalMap;
	uniform vec2 normalScale;
#endif
#ifdef USE_NORMALMAP_OBJECTSPACE
	uniform mat3 normalMatrix;
#endif
#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )
	mat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {
		vec3 q0 = dFdx( eye_pos.xyz );
		vec3 q1 = dFdy( eye_pos.xyz );
		vec2 st0 = dFdx( uv.st );
		vec2 st1 = dFdy( uv.st );
		vec3 N = surf_norm;
		vec3 q1perp = cross( q1, N );
		vec3 q0perp = cross( N, q0 );
		vec3 T = q1perp * st0.x + q0perp * st1.x;
		vec3 B = q1perp * st0.y + q0perp * st1.y;
		float det = max( dot( T, T ), dot( B, B ) );
		float scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );
		return mat3( T * scale, B * scale, N );
	}
#endif`,L3=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,I3=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,D3=`#ifdef USE_CLEARCOATMAP
	uniform sampler2D clearcoatMap;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform sampler2D clearcoatNormalMap;
	uniform vec2 clearcoatNormalScale;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform sampler2D clearcoatRoughnessMap;
#endif`,k3=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,F3=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,U3=`vec3 packNormalToRGB( const in vec3 normal ) {
	return normalize( normal ) * 0.5 + 0.5;
}
vec3 unpackRGBToNormal( const in vec3 rgb ) {
	return 2.0 * rgb.xyz - 1.0;
}
const float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;
const vec3 PackFactors = vec3( 256. * 256. * 256., 256. * 256., 256. );
const vec4 UnpackFactors = UnpackDownscale / vec4( PackFactors, 1. );
const float ShiftRight8 = 1. / 256.;
vec4 packDepthToRGBA( const in float v ) {
	vec4 r = vec4( fract( v * PackFactors ), v );
	r.yzw -= r.xyz * ShiftRight8;	return r * PackUpscale;
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors );
}
vec2 packDepthToRG( in highp float v ) {
	return packDepthToRGBA( v ).yx;
}
float unpackRGToDepth( const in highp vec2 v ) {
	return unpackRGBAToDepth( vec4( v.xy, 0.0, 0.0 ) );
}
vec4 pack2HalfToRGBA( vec2 v ) {
	vec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );
	return vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );
}
vec2 unpackRGBATo2Half( vec4 v ) {
	return vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );
}
float viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {
	return ( viewZ + near ) / ( near - far );
}
float orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return depth * ( near - far ) - near;
}
float viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {
	return ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );
}
float perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {
	return ( near * far ) / ( ( far - near ) * depth - far );
}`,O3=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,N3=`vec4 mvPosition = vec4( transformed, 1.0 );
#ifdef USE_BATCHING
	mvPosition = batchingMatrix * mvPosition;
#endif
#ifdef USE_INSTANCING
	mvPosition = instanceMatrix * mvPosition;
#endif
mvPosition = modelViewMatrix * mvPosition;
gl_Position = projectionMatrix * mvPosition;`,B3=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,z3=`#ifdef DITHERING
	vec3 dithering( vec3 color ) {
		float grid_position = rand( gl_FragCoord.xy );
		vec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );
		dither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );
		return color + dither_shift_RGB;
	}
#endif`,H3=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,G3=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,V3=`#if NUM_SPOT_LIGHT_COORDS > 0
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#if NUM_SPOT_LIGHT_MAPS > 0
	uniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		uniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
	float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
		return step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );
	}
	vec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {
		return unpackRGBATo2Half( texture2D( shadow, uv ) );
	}
	float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
		float occlusion = 1.0;
		vec2 distribution = texture2DDistribution( shadow, uv );
		float hard_shadow = step( compare , distribution.x );
		if (hard_shadow != 1.0 ) {
			float distance = compare - distribution.x ;
			float variance = max( 0.00000, distribution.y * distribution.y );
			float softness_probability = variance / (variance + distance * distance );			softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );			occlusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );
		}
		return occlusion;
	}
	float getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {
		float shadow = 1.0;
		shadowCoord.xyz /= shadowCoord.w;
		shadowCoord.z += shadowBias;
		bool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;
		bool frustumTest = inFrustum && shadowCoord.z <= 1.0;
		if ( frustumTest ) {
		#if defined( SHADOWMAP_TYPE_PCF )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx0 = - texelSize.x * shadowRadius;
			float dy0 = - texelSize.y * shadowRadius;
			float dx1 = + texelSize.x * shadowRadius;
			float dy1 = + texelSize.y * shadowRadius;
			float dx2 = dx0 / 2.0;
			float dy2 = dy0 / 2.0;
			float dx3 = dx1 / 2.0;
			float dy3 = dy1 / 2.0;
			shadow = (
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )
			) * ( 1.0 / 17.0 );
		#elif defined( SHADOWMAP_TYPE_PCF_SOFT )
			vec2 texelSize = vec2( 1.0 ) / shadowMapSize;
			float dx = texelSize.x;
			float dy = texelSize.y;
			vec2 uv = shadowCoord.xy;
			vec2 f = fract( uv * shadowMapSize + 0.5 );
			uv -= f * texelSize;
			shadow = (
				texture2DCompare( shadowMap, uv, shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +
				texture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),
					 f.x ) +
				mix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),
					 texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),
					 f.y ) +
				mix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),
						  f.x ),
					 mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),
						  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),
						  f.x ),
					 f.y )
			) * ( 1.0 / 9.0 );
		#elif defined( SHADOWMAP_TYPE_VSM )
			shadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );
		#else
			shadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );
		#endif
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
	vec2 cubeToUV( vec3 v, float texelSizeY ) {
		vec3 absV = abs( v );
		float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );
		absV *= scaleToCube;
		v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );
		vec2 planar = v.xy;
		float almostATexel = 1.5 * texelSizeY;
		float almostOne = 1.0 - almostATexel;
		if ( absV.z >= almostOne ) {
			if ( v.z > 0.0 )
				planar.x = 4.0 - v.x;
		} else if ( absV.x >= almostOne ) {
			float signX = sign( v.x );
			planar.x = v.z * signX + 2.0 * signX;
		} else if ( absV.y >= almostOne ) {
			float signY = sign( v.y );
			planar.x = v.x + 2.0 * signY + 2.0;
			planar.y = v.z * signY - 2.0;
		}
		return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );
	}
	float getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {
		float shadow = 1.0;
		vec3 lightToPosition = shadowCoord.xyz;
		
		float lightToPositionLength = length( lightToPosition );
		if ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {
			float dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );			dp += shadowBias;
			vec3 bd3D = normalize( lightToPosition );
			vec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );
			#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )
				vec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;
				shadow = (
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +
					texture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )
				) * ( 1.0 / 9.0 );
			#else
				shadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );
			#endif
		}
		return mix( 1.0, shadow, shadowIntensity );
	}
#endif`,W3=`#if NUM_SPOT_LIGHT_COORDS > 0
	uniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];
	varying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];
#endif
#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
		uniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];
		varying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];
		struct DirectionalLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
		struct SpotLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
		};
		uniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		uniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];
		varying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];
		struct PointLightShadow {
			float shadowIntensity;
			float shadowBias;
			float shadowNormalBias;
			float shadowRadius;
			vec2 shadowMapSize;
			float shadowCameraNear;
			float shadowCameraFar;
		};
		uniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];
	#endif
#endif`,j3=`#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )
	vec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );
	vec4 shadowWorldPosition;
#endif
#if defined( USE_SHADOWMAP )
	#if NUM_DIR_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );
			vDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
		#pragma unroll_loop_start
		for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
			shadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );
			vPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;
		}
		#pragma unroll_loop_end
	#endif
#endif
#if NUM_SPOT_LIGHT_COORDS > 0
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {
		shadowWorldPosition = worldPosition;
		#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )
			shadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;
		#endif
		vSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;
	}
	#pragma unroll_loop_end
#endif`,X3=`float getShadowMask() {
	float shadow = 1.0;
	#ifdef USE_SHADOWMAP
	#if NUM_DIR_LIGHT_SHADOWS > 0
	DirectionalLightShadow directionalLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {
		directionalLight = directionalLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_SPOT_LIGHT_SHADOWS > 0
	SpotLightShadow spotLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {
		spotLight = spotLightShadows[ i ];
		shadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#if NUM_POINT_LIGHT_SHADOWS > 0
	PointLightShadow pointLight;
	#pragma unroll_loop_start
	for ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {
		pointLight = pointLightShadows[ i ];
		shadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
	}
	#pragma unroll_loop_end
	#endif
	#endif
	return shadow;
}`,Y3=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,$3=`#ifdef USE_SKINNING
	uniform mat4 bindMatrix;
	uniform mat4 bindMatrixInverse;
	uniform highp sampler2D boneTexture;
	mat4 getBoneMatrix( const in float i ) {
		int size = textureSize( boneTexture, 0 ).x;
		int j = int( i ) * 4;
		int x = j % size;
		int y = j / size;
		vec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );
		vec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );
		vec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );
		vec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );
		return mat4( v1, v2, v3, v4 );
	}
#endif`,q3=`#ifdef USE_SKINNING
	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );
	vec4 skinned = vec4( 0.0 );
	skinned += boneMatX * skinVertex * skinWeight.x;
	skinned += boneMatY * skinVertex * skinWeight.y;
	skinned += boneMatZ * skinVertex * skinWeight.z;
	skinned += boneMatW * skinVertex * skinWeight.w;
	transformed = ( bindMatrixInverse * skinned ).xyz;
#endif`,K3=`#ifdef USE_SKINNING
	mat4 skinMatrix = mat4( 0.0 );
	skinMatrix += skinWeight.x * boneMatX;
	skinMatrix += skinWeight.y * boneMatY;
	skinMatrix += skinWeight.z * boneMatZ;
	skinMatrix += skinWeight.w * boneMatW;
	skinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;
	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;
	#ifdef USE_TANGENT
		objectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;
	#endif
#endif`,Z3=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,Q3=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,J3=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,eF=`#ifndef saturate
#define saturate( a ) clamp( a, 0.0, 1.0 )
#endif
uniform float toneMappingExposure;
vec3 LinearToneMapping( vec3 color ) {
	return saturate( toneMappingExposure * color );
}
vec3 ReinhardToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	return saturate( color / ( vec3( 1.0 ) + color ) );
}
vec3 OptimizedCineonToneMapping( vec3 color ) {
	color *= toneMappingExposure;
	color = max( vec3( 0.0 ), color - 0.004 );
	return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );
}
vec3 RRTAndODTFit( vec3 v ) {
	vec3 a = v * ( v + 0.0245786 ) - 0.000090537;
	vec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;
	return a / b;
}
vec3 ACESFilmicToneMapping( vec3 color ) {
	const mat3 ACESInputMat = mat3(
		vec3( 0.59719, 0.07600, 0.02840 ),		vec3( 0.35458, 0.90834, 0.13383 ),
		vec3( 0.04823, 0.01566, 0.83777 )
	);
	const mat3 ACESOutputMat = mat3(
		vec3(  1.60475, -0.10208, -0.00327 ),		vec3( -0.53108,  1.10813, -0.07276 ),
		vec3( -0.07367, -0.00605,  1.07602 )
	);
	color *= toneMappingExposure / 0.6;
	color = ACESInputMat * color;
	color = RRTAndODTFit( color );
	color = ACESOutputMat * color;
	return saturate( color );
}
const mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(
	vec3( 1.6605, - 0.1246, - 0.0182 ),
	vec3( - 0.5876, 1.1329, - 0.1006 ),
	vec3( - 0.0728, - 0.0083, 1.1187 )
);
const mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(
	vec3( 0.6274, 0.0691, 0.0164 ),
	vec3( 0.3293, 0.9195, 0.0880 ),
	vec3( 0.0433, 0.0113, 0.8956 )
);
vec3 agxDefaultContrastApprox( vec3 x ) {
	vec3 x2 = x * x;
	vec3 x4 = x2 * x2;
	return + 15.5 * x4 * x2
		- 40.14 * x4 * x
		+ 31.96 * x4
		- 6.868 * x2 * x
		+ 0.4298 * x2
		+ 0.1191 * x
		- 0.00232;
}
vec3 AgXToneMapping( vec3 color ) {
	const mat3 AgXInsetMatrix = mat3(
		vec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),
		vec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),
		vec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )
	);
	const mat3 AgXOutsetMatrix = mat3(
		vec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),
		vec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),
		vec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )
	);
	const float AgxMinEv = - 12.47393;	const float AgxMaxEv = 4.026069;
	color *= toneMappingExposure;
	color = LINEAR_SRGB_TO_LINEAR_REC2020 * color;
	color = AgXInsetMatrix * color;
	color = max( color, 1e-10 );	color = log2( color );
	color = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );
	color = clamp( color, 0.0, 1.0 );
	color = agxDefaultContrastApprox( color );
	color = AgXOutsetMatrix * color;
	color = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );
	color = LINEAR_REC2020_TO_LINEAR_SRGB * color;
	color = clamp( color, 0.0, 1.0 );
	return color;
}
vec3 NeutralToneMapping( vec3 color ) {
	const float StartCompression = 0.8 - 0.04;
	const float Desaturation = 0.15;
	color *= toneMappingExposure;
	float x = min( color.r, min( color.g, color.b ) );
	float offset = x < 0.08 ? x - 6.25 * x * x : 0.04;
	color -= offset;
	float peak = max( color.r, max( color.g, color.b ) );
	if ( peak < StartCompression ) return color;
	float d = 1. - StartCompression;
	float newPeak = 1. - d * d / ( peak + d - StartCompression );
	color *= newPeak / peak;
	float g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );
	return mix( color, vec3( newPeak ), g );
}
vec3 CustomToneMapping( vec3 color ) { return color; }`,tF=`#ifdef USE_TRANSMISSION
	material.transmission = transmission;
	material.transmissionAlpha = 1.0;
	material.thickness = thickness;
	material.attenuationDistance = attenuationDistance;
	material.attenuationColor = attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		material.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;
	#endif
	#ifdef USE_THICKNESSMAP
		material.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;
	#endif
	vec3 pos = vWorldPosition;
	vec3 v = normalize( cameraPosition - pos );
	vec3 n = inverseTransformDirection( normal, viewMatrix );
	vec4 transmitted = getIBLVolumeRefraction(
		n, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,
		pos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,
		material.attenuationColor, material.attenuationDistance );
	material.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );
	totalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );
#endif`,nF=`#ifdef USE_TRANSMISSION
	uniform float transmission;
	uniform float thickness;
	uniform float attenuationDistance;
	uniform vec3 attenuationColor;
	#ifdef USE_TRANSMISSIONMAP
		uniform sampler2D transmissionMap;
	#endif
	#ifdef USE_THICKNESSMAP
		uniform sampler2D thicknessMap;
	#endif
	uniform vec2 transmissionSamplerSize;
	uniform sampler2D transmissionSamplerMap;
	uniform mat4 modelMatrix;
	uniform mat4 projectionMatrix;
	varying vec3 vWorldPosition;
	float w0( float a ) {
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );
	}
	float w1( float a ) {
		return ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );
	}
	float w2( float a ){
		return ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );
	}
	float w3( float a ) {
		return ( 1.0 / 6.0 ) * ( a * a * a );
	}
	float g0( float a ) {
		return w0( a ) + w1( a );
	}
	float g1( float a ) {
		return w2( a ) + w3( a );
	}
	float h0( float a ) {
		return - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );
	}
	float h1( float a ) {
		return 1.0 + w3( a ) / ( w2( a ) + w3( a ) );
	}
	vec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {
		uv = uv * texelSize.zw + 0.5;
		vec2 iuv = floor( uv );
		vec2 fuv = fract( uv );
		float g0x = g0( fuv.x );
		float g1x = g1( fuv.x );
		float h0x = h0( fuv.x );
		float h1x = h1( fuv.x );
		float h0y = h0( fuv.y );
		float h1y = h1( fuv.y );
		vec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;
		vec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		vec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;
		return g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +
			g1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );
	}
	vec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {
		vec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );
		vec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );
		vec2 fLodSizeInv = 1.0 / fLodSize;
		vec2 cLodSizeInv = 1.0 / cLodSize;
		vec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );
		vec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );
		return mix( fSample, cSample, fract( lod ) );
	}
	vec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {
		vec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );
		vec3 modelScale;
		modelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );
		modelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );
		modelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );
		return normalize( refractionVector ) * thickness * modelScale;
	}
	float applyIorToRoughness( const in float roughness, const in float ior ) {
		return roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );
	}
	vec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {
		float lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );
		return textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );
	}
	vec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {
		if ( isinf( attenuationDistance ) ) {
			return vec3( 1.0 );
		} else {
			vec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;
			vec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );			return transmittance;
		}
	}
	vec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,
		const in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,
		const in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,
		const in vec3 attenuationColor, const in float attenuationDistance ) {
		vec4 transmittedLight;
		vec3 transmittance;
		#ifdef USE_DISPERSION
			float halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;
			vec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );
			for ( int i = 0; i < 3; i ++ ) {
				vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );
				vec3 refractedRayExit = position + transmissionRay;
		
				vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
				vec2 refractionCoords = ndcPos.xy / ndcPos.w;
				refractionCoords += 1.0;
				refractionCoords /= 2.0;
		
				vec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );
				transmittedLight[ i ] = transmissionSample[ i ];
				transmittedLight.a += transmissionSample.a;
				transmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];
			}
			transmittedLight.a /= 3.0;
		
		#else
		
			vec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );
			vec3 refractedRayExit = position + transmissionRay;
			vec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );
			vec2 refractionCoords = ndcPos.xy / ndcPos.w;
			refractionCoords += 1.0;
			refractionCoords /= 2.0;
			transmittedLight = getTransmissionSample( refractionCoords, roughness, ior );
			transmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );
		
		#endif
		vec3 attenuatedColor = transmittance * transmittedLight.rgb;
		vec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );
		float transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;
		return vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );
	}
#endif`,iF=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_SPECULARMAP
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,rF=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	varying vec2 vUv;
#endif
#ifdef USE_MAP
	uniform mat3 mapTransform;
	varying vec2 vMapUv;
#endif
#ifdef USE_ALPHAMAP
	uniform mat3 alphaMapTransform;
	varying vec2 vAlphaMapUv;
#endif
#ifdef USE_LIGHTMAP
	uniform mat3 lightMapTransform;
	varying vec2 vLightMapUv;
#endif
#ifdef USE_AOMAP
	uniform mat3 aoMapTransform;
	varying vec2 vAoMapUv;
#endif
#ifdef USE_BUMPMAP
	uniform mat3 bumpMapTransform;
	varying vec2 vBumpMapUv;
#endif
#ifdef USE_NORMALMAP
	uniform mat3 normalMapTransform;
	varying vec2 vNormalMapUv;
#endif
#ifdef USE_DISPLACEMENTMAP
	uniform mat3 displacementMapTransform;
	varying vec2 vDisplacementMapUv;
#endif
#ifdef USE_EMISSIVEMAP
	uniform mat3 emissiveMapTransform;
	varying vec2 vEmissiveMapUv;
#endif
#ifdef USE_METALNESSMAP
	uniform mat3 metalnessMapTransform;
	varying vec2 vMetalnessMapUv;
#endif
#ifdef USE_ROUGHNESSMAP
	uniform mat3 roughnessMapTransform;
	varying vec2 vRoughnessMapUv;
#endif
#ifdef USE_ANISOTROPYMAP
	uniform mat3 anisotropyMapTransform;
	varying vec2 vAnisotropyMapUv;
#endif
#ifdef USE_CLEARCOATMAP
	uniform mat3 clearcoatMapTransform;
	varying vec2 vClearcoatMapUv;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	uniform mat3 clearcoatNormalMapTransform;
	varying vec2 vClearcoatNormalMapUv;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	uniform mat3 clearcoatRoughnessMapTransform;
	varying vec2 vClearcoatRoughnessMapUv;
#endif
#ifdef USE_SHEEN_COLORMAP
	uniform mat3 sheenColorMapTransform;
	varying vec2 vSheenColorMapUv;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	uniform mat3 sheenRoughnessMapTransform;
	varying vec2 vSheenRoughnessMapUv;
#endif
#ifdef USE_IRIDESCENCEMAP
	uniform mat3 iridescenceMapTransform;
	varying vec2 vIridescenceMapUv;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform mat3 iridescenceThicknessMapTransform;
	varying vec2 vIridescenceThicknessMapUv;
#endif
#ifdef USE_SPECULARMAP
	uniform mat3 specularMapTransform;
	varying vec2 vSpecularMapUv;
#endif
#ifdef USE_SPECULAR_COLORMAP
	uniform mat3 specularColorMapTransform;
	varying vec2 vSpecularColorMapUv;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	uniform mat3 specularIntensityMapTransform;
	varying vec2 vSpecularIntensityMapUv;
#endif
#ifdef USE_TRANSMISSIONMAP
	uniform mat3 transmissionMapTransform;
	varying vec2 vTransmissionMapUv;
#endif
#ifdef USE_THICKNESSMAP
	uniform mat3 thicknessMapTransform;
	varying vec2 vThicknessMapUv;
#endif`,sF=`#if defined( USE_UV ) || defined( USE_ANISOTROPY )
	vUv = vec3( uv, 1 ).xy;
#endif
#ifdef USE_MAP
	vMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ALPHAMAP
	vAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_LIGHTMAP
	vLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_AOMAP
	vAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_BUMPMAP
	vBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_NORMALMAP
	vNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_DISPLACEMENTMAP
	vDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_EMISSIVEMAP
	vEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_METALNESSMAP
	vMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ROUGHNESSMAP
	vRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_ANISOTROPYMAP
	vAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOATMAP
	vClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_NORMALMAP
	vClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_CLEARCOAT_ROUGHNESSMAP
	vClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCEMAP
	vIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	vIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_COLORMAP
	vSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SHEEN_ROUGHNESSMAP
	vSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULARMAP
	vSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_COLORMAP
	vSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_SPECULAR_INTENSITYMAP
	vSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_TRANSMISSIONMAP
	vTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;
#endif
#ifdef USE_THICKNESSMAP
	vThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;
#endif`,aF=`#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0
	vec4 worldPosition = vec4( transformed, 1.0 );
	#ifdef USE_BATCHING
		worldPosition = batchingMatrix * worldPosition;
	#endif
	#ifdef USE_INSTANCING
		worldPosition = instanceMatrix * worldPosition;
	#endif
	worldPosition = modelMatrix * worldPosition;
#endif`;const oF=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,lF=`uniform sampler2D t2D;
uniform float backgroundIntensity;
varying vec2 vUv;
void main() {
	vec4 texColor = texture2D( t2D, vUv );
	#ifdef DECODE_VIDEO_TEXTURE
		texColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,cF=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,uF=`#ifdef ENVMAP_TYPE_CUBE
	uniform samplerCube envMap;
#elif defined( ENVMAP_TYPE_CUBE_UV )
	uniform sampler2D envMap;
#endif
uniform float flipEnvMap;
uniform float backgroundBlurriness;
uniform float backgroundIntensity;
uniform mat3 backgroundRotation;
varying vec3 vWorldDirection;
#include <cube_uv_reflection_fragment>
void main() {
	#ifdef ENVMAP_TYPE_CUBE
		vec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );
	#elif defined( ENVMAP_TYPE_CUBE_UV )
		vec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );
	#else
		vec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );
	#endif
	texColor.rgb *= backgroundIntensity;
	gl_FragColor = texColor;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,dF=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,hF=`uniform samplerCube tCube;
uniform float tFlip;
uniform float opacity;
varying vec3 vWorldDirection;
void main() {
	vec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );
	gl_FragColor = texColor;
	gl_FragColor.a *= opacity;
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,fF=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
varying vec2 vHighPrecisionZW;
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vHighPrecisionZW = gl_Position.zw;
}`,pF=`#if DEPTH_PACKING == 3200
	uniform float opacity;
#endif
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
varying vec2 vHighPrecisionZW;
void main() {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#if DEPTH_PACKING == 3200
		diffuseColor.a = opacity;
	#endif
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <logdepthbuf_fragment>
	float fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;
	#if DEPTH_PACKING == 3200
		gl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );
	#elif DEPTH_PACKING == 3201
		gl_FragColor = packDepthToRGBA( fragCoordZ );
	#endif
}`,mF=`#define DISTANCE
varying vec3 vWorldPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <skinbase_vertex>
	#include <morphinstance_vertex>
	#ifdef USE_DISPLACEMENTMAP
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <worldpos_vertex>
	#include <clipping_planes_vertex>
	vWorldPosition = worldPosition.xyz;
}`,gF=`#define DISTANCE
uniform vec3 referencePosition;
uniform float nearDistance;
uniform float farDistance;
varying vec3 vWorldPosition;
#include <common>
#include <packing>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <clipping_planes_pars_fragment>
void main () {
	vec4 diffuseColor = vec4( 1.0 );
	#include <clipping_planes_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	float dist = length( vWorldPosition - referencePosition );
	dist = ( dist - nearDistance ) / ( farDistance - nearDistance );
	dist = saturate( dist );
	gl_FragColor = packDepthToRGBA( dist );
}`,_F=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,vF=`uniform sampler2D tEquirect;
varying vec3 vWorldDirection;
#include <common>
void main() {
	vec3 direction = normalize( vWorldDirection );
	vec2 sampleUV = equirectUv( direction );
	gl_FragColor = texture2D( tEquirect, sampleUV );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
}`,yF=`uniform float scale;
attribute float lineDistance;
varying float vLineDistance;
#include <common>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	vLineDistance = scale * lineDistance;
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,bF=`uniform vec3 diffuse;
uniform float opacity;
uniform float dashSize;
uniform float totalSize;
varying float vLineDistance;
#include <common>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	if ( mod( vLineDistance, totalSize ) > dashSize ) {
		discard;
	}
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,xF=`#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )
		#include <beginnormal_vertex>
		#include <morphnormal_vertex>
		#include <skinbase_vertex>
		#include <skinnormal_vertex>
		#include <defaultnormal_vertex>
	#endif
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <fog_vertex>
}`,wF=`uniform vec3 diffuse;
uniform float opacity;
#ifndef FLAT_SHADED
	varying vec3 vNormal;
#endif
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	#ifdef USE_LIGHTMAP
		vec4 lightMapTexel = texture2D( lightMap, vLightMapUv );
		reflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;
	#else
		reflectedLight.indirectDiffuse += vec3( 1.0 );
	#endif
	#include <aomap_fragment>
	reflectedLight.indirectDiffuse *= diffuseColor.rgb;
	vec3 outgoingLight = reflectedLight.indirectDiffuse;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,SF=`#define LAMBERT
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,MF=`#define LAMBERT
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_lambert_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_lambert_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,EF=`#define MATCAP
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <color_pars_vertex>
#include <displacementmap_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
	vViewPosition = - mvPosition.xyz;
}`,TF=`#define MATCAP
uniform vec3 diffuse;
uniform float opacity;
uniform sampler2D matcap;
varying vec3 vViewPosition;
#include <common>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	vec3 viewDir = normalize( vViewPosition );
	vec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );
	vec3 y = cross( viewDir, x );
	vec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;
	#ifdef USE_MATCAP
		vec4 matcapColor = texture2D( matcap, uv );
	#else
		vec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );
	#endif
	vec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,AF=`#define NORMAL
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	vViewPosition = - mvPosition.xyz;
#endif
}`,CF=`#define NORMAL
uniform float opacity;
#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )
	varying vec3 vViewPosition;
#endif
#include <packing>
#include <uv_pars_fragment>
#include <normal_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );
	#include <clipping_planes_fragment>
	#include <logdepthbuf_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	gl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );
	#ifdef OPAQUE
		gl_FragColor.a = 1.0;
	#endif
}`,RF=`#define PHONG
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <envmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <envmap_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,PF=`#define PHONG
uniform vec3 diffuse;
uniform vec3 emissive;
uniform vec3 specular;
uniform float shininess;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_phong_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <specularmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <specularmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_phong_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;
	#include <envmap_fragment>
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,LF=`#define STANDARD
varying vec3 vViewPosition;
#ifdef USE_TRANSMISSION
	varying vec3 vWorldPosition;
#endif
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
#ifdef USE_TRANSMISSION
	vWorldPosition = worldPosition.xyz;
#endif
}`,IF=`#define STANDARD
#ifdef PHYSICAL
	#define IOR
	#define USE_SPECULAR
#endif
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float roughness;
uniform float metalness;
uniform float opacity;
#ifdef IOR
	uniform float ior;
#endif
#ifdef USE_SPECULAR
	uniform float specularIntensity;
	uniform vec3 specularColor;
	#ifdef USE_SPECULAR_COLORMAP
		uniform sampler2D specularColorMap;
	#endif
	#ifdef USE_SPECULAR_INTENSITYMAP
		uniform sampler2D specularIntensityMap;
	#endif
#endif
#ifdef USE_CLEARCOAT
	uniform float clearcoat;
	uniform float clearcoatRoughness;
#endif
#ifdef USE_DISPERSION
	uniform float dispersion;
#endif
#ifdef USE_IRIDESCENCE
	uniform float iridescence;
	uniform float iridescenceIOR;
	uniform float iridescenceThicknessMinimum;
	uniform float iridescenceThicknessMaximum;
#endif
#ifdef USE_SHEEN
	uniform vec3 sheenColor;
	uniform float sheenRoughness;
	#ifdef USE_SHEEN_COLORMAP
		uniform sampler2D sheenColorMap;
	#endif
	#ifdef USE_SHEEN_ROUGHNESSMAP
		uniform sampler2D sheenRoughnessMap;
	#endif
#endif
#ifdef USE_ANISOTROPY
	uniform vec2 anisotropyVector;
	#ifdef USE_ANISOTROPYMAP
		uniform sampler2D anisotropyMap;
	#endif
#endif
varying vec3 vViewPosition;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <iridescence_fragment>
#include <cube_uv_reflection_fragment>
#include <envmap_common_pars_fragment>
#include <envmap_physical_pars_fragment>
#include <fog_pars_fragment>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_physical_pars_fragment>
#include <transmission_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <clearcoat_pars_fragment>
#include <iridescence_pars_fragment>
#include <roughnessmap_pars_fragment>
#include <metalnessmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <roughnessmap_fragment>
	#include <metalnessmap_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <clearcoat_normal_fragment_begin>
	#include <clearcoat_normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_physical_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;
	vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;
	#include <transmission_fragment>
	vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;
	#ifdef USE_SHEEN
		float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );
		outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;
	#endif
	#ifdef USE_CLEARCOAT
		float dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );
		vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );
		outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;
	#endif
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,DF=`#define TOON
varying vec3 vViewPosition;
#include <common>
#include <batching_pars_vertex>
#include <uv_pars_vertex>
#include <displacementmap_pars_vertex>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <normal_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <shadowmap_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <normal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <displacementmap_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	vViewPosition = - mvPosition.xyz;
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,kF=`#define TOON
uniform vec3 diffuse;
uniform vec3 emissive;
uniform float opacity;
#include <common>
#include <packing>
#include <dithering_pars_fragment>
#include <color_pars_fragment>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <aomap_pars_fragment>
#include <lightmap_pars_fragment>
#include <emissivemap_pars_fragment>
#include <gradientmap_pars_fragment>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <normal_pars_fragment>
#include <lights_toon_pars_fragment>
#include <shadowmap_pars_fragment>
#include <bumpmap_pars_fragment>
#include <normalmap_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );
	vec3 totalEmissiveRadiance = emissive;
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <color_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	#include <normal_fragment_begin>
	#include <normal_fragment_maps>
	#include <emissivemap_fragment>
	#include <lights_toon_fragment>
	#include <lights_fragment_begin>
	#include <lights_fragment_maps>
	#include <lights_fragment_end>
	#include <aomap_fragment>
	vec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
	#include <dithering_fragment>
}`,FF=`uniform float size;
uniform float scale;
#include <common>
#include <color_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
#ifdef USE_POINTS_UV
	varying vec2 vUv;
	uniform mat3 uvTransform;
#endif
void main() {
	#ifdef USE_POINTS_UV
		vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	#endif
	#include <color_vertex>
	#include <morphinstance_vertex>
	#include <morphcolor_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <project_vertex>
	gl_PointSize = size;
	#ifdef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );
	#endif
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <worldpos_vertex>
	#include <fog_vertex>
}`,UF=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <color_pars_fragment>
#include <map_particle_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_particle_fragment>
	#include <color_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
	#include <premultiplied_alpha_fragment>
}`,OF=`#include <common>
#include <batching_pars_vertex>
#include <fog_pars_vertex>
#include <morphtarget_pars_vertex>
#include <skinning_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <shadowmap_pars_vertex>
void main() {
	#include <batching_vertex>
	#include <beginnormal_vertex>
	#include <morphinstance_vertex>
	#include <morphnormal_vertex>
	#include <skinbase_vertex>
	#include <skinnormal_vertex>
	#include <defaultnormal_vertex>
	#include <begin_vertex>
	#include <morphtarget_vertex>
	#include <skinning_vertex>
	#include <project_vertex>
	#include <logdepthbuf_vertex>
	#include <worldpos_vertex>
	#include <shadowmap_vertex>
	#include <fog_vertex>
}`,NF=`uniform vec3 color;
uniform float opacity;
#include <common>
#include <packing>
#include <fog_pars_fragment>
#include <bsdfs>
#include <lights_pars_begin>
#include <logdepthbuf_pars_fragment>
#include <shadowmap_pars_fragment>
#include <shadowmask_pars_fragment>
void main() {
	#include <logdepthbuf_fragment>
	gl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,BF=`uniform float rotation;
uniform vec2 center;
#include <common>
#include <uv_pars_vertex>
#include <fog_pars_vertex>
#include <logdepthbuf_pars_vertex>
#include <clipping_planes_pars_vertex>
void main() {
	#include <uv_vertex>
	vec4 mvPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );
	vec2 scale;
	scale.x = length( vec3( modelMatrix[ 0 ].x, modelMatrix[ 0 ].y, modelMatrix[ 0 ].z ) );
	scale.y = length( vec3( modelMatrix[ 1 ].x, modelMatrix[ 1 ].y, modelMatrix[ 1 ].z ) );
	#ifndef USE_SIZEATTENUATION
		bool isPerspective = isPerspectiveMatrix( projectionMatrix );
		if ( isPerspective ) scale *= - mvPosition.z;
	#endif
	vec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;
	vec2 rotatedPosition;
	rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;
	rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;
	mvPosition.xy += rotatedPosition;
	gl_Position = projectionMatrix * mvPosition;
	#include <logdepthbuf_vertex>
	#include <clipping_planes_vertex>
	#include <fog_vertex>
}`,zF=`uniform vec3 diffuse;
uniform float opacity;
#include <common>
#include <uv_pars_fragment>
#include <map_pars_fragment>
#include <alphamap_pars_fragment>
#include <alphatest_pars_fragment>
#include <alphahash_pars_fragment>
#include <fog_pars_fragment>
#include <logdepthbuf_pars_fragment>
#include <clipping_planes_pars_fragment>
void main() {
	vec4 diffuseColor = vec4( diffuse, opacity );
	#include <clipping_planes_fragment>
	vec3 outgoingLight = vec3( 0.0 );
	#include <logdepthbuf_fragment>
	#include <map_fragment>
	#include <alphamap_fragment>
	#include <alphatest_fragment>
	#include <alphahash_fragment>
	outgoingLight = diffuseColor.rgb;
	#include <opaque_fragment>
	#include <tonemapping_fragment>
	#include <colorspace_fragment>
	#include <fog_fragment>
}`,xt={alphahash_fragment:lk,alphahash_pars_fragment:ck,alphamap_fragment:uk,alphamap_pars_fragment:dk,alphatest_fragment:hk,alphatest_pars_fragment:fk,aomap_fragment:pk,aomap_pars_fragment:mk,batching_pars_vertex:gk,batching_vertex:_k,begin_vertex:vk,beginnormal_vertex:yk,bsdfs:bk,iridescence_fragment:xk,bumpmap_pars_fragment:wk,clipping_planes_fragment:Sk,clipping_planes_pars_fragment:Mk,clipping_planes_pars_vertex:Ek,clipping_planes_vertex:Tk,color_fragment:Ak,color_pars_fragment:Ck,color_pars_vertex:Rk,color_vertex:Pk,common:Lk,cube_uv_reflection_fragment:Ik,defaultnormal_vertex:Dk,displacementmap_pars_vertex:kk,displacementmap_vertex:Fk,emissivemap_fragment:Uk,emissivemap_pars_fragment:Ok,colorspace_fragment:Nk,colorspace_pars_fragment:Bk,envmap_fragment:zk,envmap_common_pars_fragment:Hk,envmap_pars_fragment:Gk,envmap_pars_vertex:Vk,envmap_physical_pars_fragment:e3,envmap_vertex:Wk,fog_vertex:jk,fog_pars_vertex:Xk,fog_fragment:Yk,fog_pars_fragment:$k,gradientmap_pars_fragment:qk,lightmap_pars_fragment:Kk,lights_lambert_fragment:Zk,lights_lambert_pars_fragment:Qk,lights_pars_begin:Jk,lights_toon_fragment:t3,lights_toon_pars_fragment:n3,lights_phong_fragment:i3,lights_phong_pars_fragment:r3,lights_physical_fragment:s3,lights_physical_pars_fragment:a3,lights_fragment_begin:o3,lights_fragment_maps:l3,lights_fragment_end:c3,logdepthbuf_fragment:u3,logdepthbuf_pars_fragment:d3,logdepthbuf_pars_vertex:h3,logdepthbuf_vertex:f3,map_fragment:p3,map_pars_fragment:m3,map_particle_fragment:g3,map_particle_pars_fragment:_3,metalnessmap_fragment:v3,metalnessmap_pars_fragment:y3,morphinstance_vertex:b3,morphcolor_vertex:x3,morphnormal_vertex:w3,morphtarget_pars_vertex:S3,morphtarget_vertex:M3,normal_fragment_begin:E3,normal_fragment_maps:T3,normal_pars_fragment:A3,normal_pars_vertex:C3,normal_vertex:R3,normalmap_pars_fragment:P3,clearcoat_normal_fragment_begin:L3,clearcoat_normal_fragment_maps:I3,clearcoat_pars_fragment:D3,iridescence_pars_fragment:k3,opaque_fragment:F3,packing:U3,premultiplied_alpha_fragment:O3,project_vertex:N3,dithering_fragment:B3,dithering_pars_fragment:z3,roughnessmap_fragment:H3,roughnessmap_pars_fragment:G3,shadowmap_pars_fragment:V3,shadowmap_pars_vertex:W3,shadowmap_vertex:j3,shadowmask_pars_fragment:X3,skinbase_vertex:Y3,skinning_pars_vertex:$3,skinning_vertex:q3,skinnormal_vertex:K3,specularmap_fragment:Z3,specularmap_pars_fragment:Q3,tonemapping_fragment:J3,tonemapping_pars_fragment:eF,transmission_fragment:tF,transmission_pars_fragment:nF,uv_pars_fragment:iF,uv_pars_vertex:rF,uv_vertex:sF,worldpos_vertex:aF,background_vert:oF,background_frag:lF,backgroundCube_vert:cF,backgroundCube_frag:uF,cube_vert:dF,cube_frag:hF,depth_vert:fF,depth_frag:pF,distanceRGBA_vert:mF,distanceRGBA_frag:gF,equirect_vert:_F,equirect_frag:vF,linedashed_vert:yF,linedashed_frag:bF,meshbasic_vert:xF,meshbasic_frag:wF,meshlambert_vert:SF,meshlambert_frag:MF,meshmatcap_vert:EF,meshmatcap_frag:TF,meshnormal_vert:AF,meshnormal_frag:CF,meshphong_vert:RF,meshphong_frag:PF,meshphysical_vert:LF,meshphysical_frag:IF,meshtoon_vert:DF,meshtoon_frag:kF,points_vert:FF,points_frag:UF,shadow_vert:OF,shadow_frag:NF,sprite_vert:BF,sprite_frag:zF},Ze={common:{diffuse:{value:new 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At},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:xt.background_vert,fragmentShader:xt.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new At}},vertexShader:xt.backgroundCube_vert,fragmentShader:xt.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:xt.cube_vert,fragmentShader:xt.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:xt.equirect_vert,fragmentShader:xt.equirect_frag},distanceRGBA:{uniforms:bi([Ze.common,Ze.displacementmap,{referencePosition:{value:new j},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:xt.distanceRGBA_vert,fragmentShader:xt.distanceRGBA_frag},shadow:{uniforms:bi([Ze.lights,Ze.fog,{color:{value:new Je(0)},opacity:{value:1}}]),vertexShader:xt.shadow_vert,fragmentShader:xt.shadow_frag}};ki.physical={uniforms:bi([ki.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new At},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new At},clearcoatNormalScale:{value:new et(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new At},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new At},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new At},sheen:{value:0},sheenColor:{value:new Je(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new At},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new 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a(h,m,u){u!==0&&(n.drawArraysInstanced(i,h,m,u),t.update(m,i,u))}function l(h,m,u){if(u===0)return;e.get("WEBGL_multi_draw").multiDrawArraysWEBGL(i,h,0,m,0,u);let v=0;for(let w=0;w<u;w++)v+=m[w];t.update(v,i,1)}function d(h,m,u,g){if(u===0)return;const v=e.get("WEBGL_multi_draw");if(v===null)for(let w=0;w<h.length;w++)a(h[w],m[w],g[w]);else{v.multiDrawArraysInstancedWEBGL(i,h,0,m,0,g,0,u);let w=0;for(let T=0;T<u;T++)w+=m[T];for(let T=0;T<g.length;T++)t.update(w,i,g[T])}}this.setMode=r,this.render=s,this.renderInstances=a,this.renderMultiDraw=l,this.renderMultiDrawInstances=d}function jF(n,e,t,i){let r;function s(){if(r!==void 0)return r;if(e.has("EXT_texture_filter_anisotropic")===!0){const O=e.get("EXT_texture_filter_anisotropic");r=n.getParameter(O.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else r=0;return r}function a(O){return!(O!==Vn&&i.convert(O)!==n.getParameter(n.IMPLEMENTATION_COLOR_READ_FORMAT))}function l(O){const B=O===gi&&(e.has("EXT_color_buffer_half_float")||e.has("EXT_color_buffer_float"));return!(O!==Bi&&i.convert(O)!==n.getParameter(n.IMPLEMENTATION_COLOR_READ_TYPE)&&O!==Un&&!B)}function d(O){if(O==="highp"){if(n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.HIGH_FLOAT).precision>0&&n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.HIGH_FLOAT).precision>0)return"highp";O="mediump"}return O==="mediump"&&n.getShaderPrecisionFormat(n.VERTEX_SHADER,n.MEDIUM_FLOAT).precision>0&&n.getShaderPrecisionFormat(n.FRAGMENT_SHADER,n.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let h=t.precision!==void 0?t.precision:"highp";const m=d(h);m!==h&&(console.warn("THREE.WebGLRenderer:",h,"not supported, using",m,"instead."),h=m);const u=t.logarithmicDepthBuffer===!0,g=n.getParameter(n.MAX_TEXTURE_IMAGE_UNITS),v=n.getParameter(n.MAX_VERTEX_TEXTURE_IMAGE_UNITS),w=n.getParameter(n.MAX_TEXTURE_SIZE),T=n.getParameter(n.MAX_CUBE_MAP_TEXTURE_SIZE),M=n.getParameter(n.MAX_VERTEX_ATTRIBS),b=n.getParameter(n.MAX_VERTEX_UNIFORM_VECTORS),A=n.getParameter(n.MAX_VARYING_VECTORS),E=n.getParameter(n.MAX_FRAGMENT_UNIFORM_VECTORS),P=v>0,G=n.getParameter(n.MAX_SAMPLES);return{isWebGL2:!0,getMaxAnisotropy:s,getMaxPrecision:d,textureFormatReadable:a,textureTypeReadable:l,precision:h,logarithmicDepthBuffer:u,maxTextures:g,maxVertexTextures:v,maxTextureSize:w,maxCubemapSize:T,maxAttributes:M,maxVertexUniforms:b,maxVaryings:A,maxFragmentUniforms:E,vertexTextures:P,maxSamples:G}}function XF(n){const e=this;let t=null,i=0,r=!1,s=!1;const a=new ga,l=new At,d={value:null,needsUpdate:!1};this.uniform=d,this.numPlanes=0,this.numIntersection=0,this.init=function(u,g){const v=u.length!==0||g||i!==0||r;return r=g,i=u.length,v},this.beginShadows=function(){s=!0,m(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(u,g){t=m(u,g,0)},this.setState=function(u,g,v){const w=u.clippingPlanes,T=u.clipIntersection,M=u.clipShadows,b=n.get(u);if(!r||w===null||w.length===0||s&&!M)s?m(null):h();else{const A=s?0:i,E=A*4;let P=b.clippingState||null;d.value=P,P=m(w,g,E,v);for(let G=0;G!==E;++G)P[G]=t[G];b.clippingState=P,this.numIntersection=T?this.numPlanes:0,this.numPlanes+=A}};function h(){d.value!==t&&(d.value=t,d.needsUpdate=i>0),e.numPlanes=i,e.numIntersection=0}function m(u,g,v,w){const T=u!==null?u.length:0;let M=null;if(T!==0){if(M=d.value,w!==!0||M===null){const b=v+T*4,A=g.matrixWorldInverse;l.getNormalMatrix(A),(M===null||M.length<b)&&(M=new Float32Array(b));for(let E=0,P=v;E!==T;++E,P+=4)a.copy(u[E]).applyMatrix4(A,l),a.normal.toArray(M,P),M[P+3]=a.constant}d.value=M,d.needsUpdate=!0}return e.numPlanes=T,e.numIntersection=0,M}}function YF(n){let e=new WeakMap;function t(a,l){return l===el?a.mapping=Qo:l===Im&&(a.mapping=Jo),a}function i(a){if(a&&a.isTexture){const l=a.mapping;if(l===el||l===Im)if(e.has(a)){const d=e.get(a).texture;return t(d,a.mapping)}else{const d=a.image;if(d&&d.height>0){const h=new LE(d.height);return h.fromEquirectangularTexture(n,a),e.set(a,h),a.addEventListener("dispose",r),t(h.texture,a.mapping)}else return null}}return a}function r(a){const l=a.target;l.removeEventListener("dispose",r);const d=e.get(l);d!==void 0&&(e.delete(l),d.dispose())}function s(){e=new WeakMap}return{get:i,dispose:s}}class dl extends CE{constructor(e=-1,t=1,i=1,r=-1,s=.1,a=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=i,this.bottom=r,this.near=s,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=e.view===null?null:Object.assign({},e.view),this}setViewOffset(e,t,i,r,s,a){this.view===null&&(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=i,this.view.offsetY=r,this.view.width=s,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,r=(this.top+this.bottom)/2;let s=i-e,a=i+e,l=r+t,d=r-t;if(this.view!==null&&this.view.enabled){const h=(this.right-this.left)/this.view.fullWidth/this.zoom,m=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=h*this.view.offsetX,a=s+h*this.view.width,l-=m*this.view.offsetY,d=l-m*this.view.height}this.projectionMatrix.makeOrthographic(s,a,l,d,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,this.view!==null&&(t.object.view=Object.assign({},this.view)),t}}const To=4,Cw=[.125,.215,.35,.446,.526,.582],ba=20,dp=new dl,Rw=new Je;let hp=null,fp=0,pp=0,mp=!1;const _a=(1+Math.sqrt(5))/2,oo=1/_a,Pw=[new j(-_a,oo,0),new j(_a,oo,0),new j(-oo,0,_a),new j(oo,0,_a),new j(0,_a,-oo),new j(0,_a,oo),new j(-1,1,-1),new j(1,1,-1),new j(-1,1,1),new j(1,1,1)];class gh{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._lodPlanes=[],this._sizeLods=[],this._sigmas=[],this._blurMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._compileMaterial(this._blurMaterial)}fromScene(e,t=0,i=.1,r=100){hp=this._renderer.getRenderTarget(),fp=this._renderer.getActiveCubeFace(),pp=this._renderer.getActiveMipmapLevel(),mp=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,i,r,s),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=Dw(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=Iw(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),this._cubemapMaterial!==null&&this._cubemapMaterial.dispose(),this._equirectMaterial!==null&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){this._blurMaterial!==null&&this._blurMaterial.dispose(),this._pingPongRenderTarget!==null&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(hp,fp,pp),this._renderer.xr.enabled=mp,e.scissorTest=!1,Ju(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===Qo||e.mapping===Jo?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),hp=this._renderer.getRenderTarget(),fp=this._renderer.getActiveCubeFace(),pp=this._renderer.getActiveMipmapLevel(),mp=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const i=t||this._allocateTargets();return this._textureToCubeUV(e,i),this._applyPMREM(i),this._cleanup(i),i}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,i={magFilter:ln,minFilter:ln,generateMipmaps:!1,type:gi,format:Vn,colorSpace:Sn,depthBuffer:!1},r=Lw(e,t,i);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=Lw(e,t,i);const{_lodMax:s}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=$F(s)),this._blurMaterial=qF(s,e,t)}return r}_compileMaterial(e){const t=new wn(this._lodPlanes[0],e);this._renderer.compile(t,dp)}_sceneToCubeUV(e,t,i,r){const l=new mi(90,1,t,i),d=[1,-1,1,1,1,1],h=[1,1,1,-1,-1,-1],m=this._renderer,u=m.autoClear,g=m.toneMapping;m.getClearColor(Rw),m.toneMapping=$s,m.autoClear=!1;const v=new Or({name:"PMREM.Background",side:Ei,depthWrite:!1,depthTest:!1}),w=new wn(new Xc,v);let T=!1;const M=e.background;M?M.isColor&&(v.color.copy(M),e.background=null,T=!0):(v.color.copy(Rw),T=!0);for(let b=0;b<6;b++){const A=b%3;A===0?(l.up.set(0,d[b],0),l.lookAt(h[b],0,0)):A===1?(l.up.set(0,0,d[b]),l.lookAt(0,h[b],0)):(l.up.set(0,d[b],0),l.lookAt(0,0,h[b]));const E=this._cubeSize;Ju(r,A*E,b>2?E:0,E,E),m.setRenderTarget(r),T&&m.render(w,l),m.render(e,l)}w.geometry.dispose(),w.material.dispose(),m.toneMapping=g,m.autoClear=u,e.background=M}_textureToCubeUV(e,t){const i=this._renderer,r=e.mapping===Qo||e.mapping===Jo;r?(this._cubemapMaterial===null&&(this._cubemapMaterial=Dw()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=Iw());const s=r?this._cubemapMaterial:this._equirectMaterial,a=new wn(this._lodPlanes[0],s),l=s.uniforms;l.envMap.value=e;const d=this._cubeSize;Ju(t,0,0,3*d,2*d),i.setRenderTarget(t),i.render(a,dp)}_applyPMREM(e){const t=this._renderer,i=t.autoClear;t.autoClear=!1;const r=this._lodPlanes.length;for(let s=1;s<r;s++){const a=Math.sqrt(this._sigmas[s]*this._sigmas[s]-this._sigmas[s-1]*this._sigmas[s-1]),l=Pw[(r-s-1)%Pw.length];this._blur(e,s-1,s,a,l)}t.autoClear=i}_blur(e,t,i,r,s){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,i,r,"latitudinal",s),this._halfBlur(a,e,i,i,r,"longitudinal",s)}_halfBlur(e,t,i,r,s,a,l){const d=this._renderer,h=this._blurMaterial;a!=="latitudinal"&&a!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const m=3,u=new wn(this._lodPlanes[r],h),g=h.uniforms,v=this._sizeLods[i]-1,w=isFinite(s)?Math.PI/(2*v):2*Math.PI/(2*ba-1),T=s/w,M=isFinite(s)?1+Math.floor(m*T):ba;M>ba&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${M} samples when the maximum is set to ${ba}`);const b=[];let A=0;for(let B=0;B<ba;++B){const F=B/T,D=Math.exp(-F*F/2);b.push(D),B===0?A+=D:B<M&&(A+=2*D)}for(let B=0;B<b.length;B++)b[B]=b[B]/A;g.envMap.value=e.texture,g.samples.value=M,g.weights.value=b,g.latitudinal.value=a==="latitudinal",l&&(g.poleAxis.value=l);const{_lodMax:E}=this;g.dTheta.value=w,g.mipInt.value=E-i;const P=this._sizeLods[r],G=3*P*(r>E-To?r-E+To:0),O=4*(this._cubeSize-P);Ju(t,G,O,3*P,2*P),d.setRenderTarget(t),d.render(u,dp)}}function $F(n){const e=[],t=[],i=[];let r=n;const s=n-To+1+Cw.length;for(let a=0;a<s;a++){const l=Math.pow(2,r);t.push(l);let d=1/l;a>n-To?d=Cw[a-n+To-1]:a===0&&(d=0),i.push(d);const h=1/(l-2),m=-h,u=1+h,g=[m,m,u,m,u,u,m,m,u,u,m,u],v=6,w=6,T=3,M=2,b=1,A=new Float32Array(T*w*v),E=new Float32Array(M*w*v),P=new Float32Array(b*w*v);for(let O=0;O<v;O++){const B=O%3*2/3-1,F=O>2?0:-1,D=[B,F,0,B+2/3,F,0,B+2/3,F+1,0,B,F,0,B+2/3,F+1,0,B,F+1,0];A.set(D,T*w*O),E.set(g,M*w*O);const L=[O,O,O,O,O,O];P.set(L,b*w*O)}const G=new On;G.setAttribute("position",new _n(A,T)),G.setAttribute("uv",new _n(E,M)),G.setAttribute("faceIndex",new _n(P,b)),e.push(G),r>To&&r--}return{lodPlanes:e,sizeLods:t,sigmas:i}}function Lw(n,e,t){const i=new Zs(n,e,t);return i.texture.mapping=zh,i.texture.name="PMREM.cubeUv",i.scissorTest=!0,i}function Ju(n,e,t,i,r){n.viewport.set(e,t,i,r),n.scissor.set(e,t,i,r)}function qF(n,e,t){const i=new Float32Array(ba),r=new j(0,1,0);return new zi({name:"SphericalGaussianBlur",defines:{n:ba,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${n}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:i},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:r}},vertexShader:P_(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;
			uniform int samples;
			uniform float weights[ n ];
			uniform bool latitudinal;
			uniform float dTheta;
			uniform float mipInt;
			uniform vec3 poleAxis;

			#define ENVMAP_TYPE_CUBE_UV
			#include <cube_uv_reflection_fragment>

			vec3 getSample( float theta, vec3 axis ) {

				float cosTheta = cos( theta );
				// Rodrigues' axis-angle rotation
				vec3 sampleDirection = vOutputDirection * cosTheta
					+ cross( axis, vOutputDirection ) * sin( theta )
					+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );

				return bilinearCubeUV( envMap, sampleDirection, mipInt );

			}

			void main() {

				vec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );

				if ( all( equal( axis, vec3( 0.0 ) ) ) ) {

					axis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );

				}

				axis = normalize( axis );

				gl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );
				gl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );

				for ( int i = 1; i < n; i++ ) {

					if ( i >= samples ) {

						break;

					}

					float theta = dTheta * float( i );
					gl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );
					gl_FragColor.rgb += weights[ i ] * getSample( theta, axis );

				}

			}
		`,blending:Gr,depthTest:!1,depthWrite:!1})}function Iw(){return new zi({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:P_(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			varying vec3 vOutputDirection;

			uniform sampler2D envMap;

			#include <common>

			void main() {

				vec3 outputDirection = normalize( vOutputDirection );
				vec2 uv = equirectUv( outputDirection );

				gl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );

			}
		`,blending:Gr,depthTest:!1,depthWrite:!1})}function Dw(){return new zi({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:P_(),fragmentShader:`

			precision mediump float;
			precision mediump int;

			uniform float flipEnvMap;

			varying vec3 vOutputDirection;

			uniform samplerCube envMap;

			void main() {

				gl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );

			}
		`,blending:Gr,depthTest:!1,depthWrite:!1})}function P_(){return`

		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;

			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {

				direction = direction.zyx; // ( 1, v, u ) pos x

			} else if ( face == 1.0 ) {

				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y

			} else if ( face == 2.0 ) {

				direction.x *= -1.0; // ( -u, v, 1 ) pos z

			} else if ( face == 3.0 ) {

				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x

			} else if ( face == 4.0 ) {

				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y

			} else if ( face == 5.0 ) {

				direction.z *= -1.0; // ( u, v, -1 ) neg z

			}

			return direction;

		}

		void main() {

			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );

		}
	`}function KF(n){let e=new WeakMap,t=null;function i(l){if(l&&l.isTexture){const d=l.mapping,h=d===el||d===Im,m=d===Qo||d===Jo;if(h||m){let u=e.get(l);const g=u!==void 0?u.texture.pmremVersion:0;if(l.isRenderTargetTexture&&l.pmremVersion!==g)return t===null&&(t=new gh(n)),u=h?t.fromEquirectangular(l,u):t.fromCubemap(l,u),u.texture.pmremVersion=l.pmremVersion,e.set(l,u),u.texture;if(u!==void 0)return u.texture;{const v=l.image;return h&&v&&v.height>0||m&&v&&r(v)?(t===null&&(t=new gh(n)),u=h?t.fromEquirectangular(l):t.fromCubemap(l),u.texture.pmremVersion=l.pmremVersion,e.set(l,u),l.addEventListener("dispose",s),u.texture):null}}}return l}function r(l){let d=0;const h=6;for(let m=0;m<h;m++)l[m]!==void 0&&d++;return d===h}function s(l){const d=l.target;d.removeEventListener("dispose",s);const h=e.get(d);h!==void 0&&(e.delete(d),h.dispose())}function a(){e=new WeakMap,t!==null&&(t.dispose(),t=null)}return{get:i,dispose:a}}function ZF(n){const e={};function t(i){if(e[i]!==void 0)return e[i];let r;switch(i){case"WEBGL_depth_texture":r=n.getExtension("WEBGL_depth_texture")||n.getExtension("MOZ_WEBGL_depth_texture")||n.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=n.getExtension("EXT_texture_filter_anisotropic")||n.getExtension("MOZ_EXT_texture_filter_anisotropic")||n.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=n.getExtension("WEBGL_compressed_texture_s3tc")||n.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||n.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=n.getExtension("WEBGL_compressed_texture_pvrtc")||n.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=n.getExtension(i)}return e[i]=r,r}return{has:function(i){return 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r(){t.calls=0,t.triangles=0,t.points=0,t.lines=0}return{memory:e,render:t,programs:null,autoReset:!0,reset:r,update:i}}function tU(n,e,t){const i=new WeakMap,r=new $t;function s(a,l,d){const h=a.morphTargetInfluences,m=l.morphAttributes.position||l.morphAttributes.normal||l.morphAttributes.color,u=m!==void 0?m.length:0;let g=i.get(l);if(g===void 0||g.count!==u){let L=function(){F.dispose(),i.delete(l),l.removeEventListener("dispose",L)};var v=L;g!==void 0&&g.texture.dispose();const w=l.morphAttributes.position!==void 0,T=l.morphAttributes.normal!==void 0,M=l.morphAttributes.color!==void 0,b=l.morphAttributes.position||[],A=l.morphAttributes.normal||[],E=l.morphAttributes.color||[];let P=0;w===!0&&(P=1),T===!0&&(P=2),M===!0&&(P=3);let G=l.attributes.position.count*P,O=1;G>e.maxTextureSize&&(O=Math.ceil(G/e.maxTextureSize),G=e.maxTextureSize);const B=new Float32Array(G*O*4*u),F=new SE(B,G,O,u);F.type=Un,F.needsUpdate=!0;const D=P*4;for(let V=0;V<u;V++){const 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Material Type: `+V.type+`

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Me=n.getRenderTarget(),Ye=re.isInstancedMesh===!0,ht=re.isBatchedMesh===!0,ft=!!D.map,Wt=!!D.matcap,Z=!!ue,Jt=!!D.aoMap,Ut=!!D.lightMap,jt=!!D.bumpMap,ut=!!D.normalMap,yn=!!D.displacementMap,yt=!!D.emissiveMap,wt=!!D.metalnessMap,X=!!D.roughnessMap,N=D.anisotropy>0,ve=D.clearcoat>0,De=D.dispersion>0,ke=D.iridescence>0,Le=D.sheen>0,lt=D.transmission>0,Qe=N&&!!D.anisotropyMap,tt=ve&&!!D.clearcoatMap,vt=ve&&!!D.clearcoatNormalMap,Ne=ve&&!!D.clearcoatRoughnessMap,nt=ke&&!!D.iridescenceMap,Rt=ke&&!!D.iridescenceThicknessMap,ct=Le&&!!D.sheenColorMap,$e=Le&&!!D.sheenRoughnessMap,bt=!!D.specularMap,Ie=!!D.specularColorMap,it=!!D.specularIntensityMap,ee=lt&&!!D.transmissionMap,He=lt&&!!D.thicknessMap,oe=!!D.gradientMap,Ce=!!D.alphaMap,Ge=D.alphaTest>0,gt=!!D.alphaHash,Pt=!!D.extensions;let un=$s;D.toneMapped&&(Me===null||Me.isXRRenderTarget===!0)&&(un=n.toneMapping);const Ln={shaderID:pe,shaderType:D.type,shaderName:D.name,vertexShader:Ue,fragmentShader:ae,defines:D.defines,customVertexShaderID:ge,customFragmentShaderID:ce,isRawShaderMaterial:D.isRawShaderMaterial===!0,glslVersion:D.glslVersion,precision:v,batching:ht,batchingColor:ht&&re._colorsTexture!==null,instancing:Ye,instancingColor:Ye&&re.instanceColor!==null,instancingMorph:Ye&&re.morphTexture!==null,supportsVertexTextures:g,outputColorSpace:Me===null?n.outputColorSpace:Me.isXRRenderTarget===!0?Me.texture.colorSpace:Sn,alphaToCoverage:!!D.alphaToCoverage,map:ft,matcap:Wt,envMap:Z,envMapMode:Z&&ue.mapping,envMapCubeUVHeight:Y,aoMap:Jt,lightMap:Ut,bumpMap:jt,normalMap:ut,displacementMap:g&&yn,emissiveMap:yt,normalMapObjectSpace:ut&&D.normalMapType===dD,normalMapTangentSpace:ut&&D.normalMapType===cl,metalnessMap:wt,roughnessMap:X,anisotropy:N,anisotropyMap:Qe,clearcoat:ve,clearcoatMap:tt,clearcoatNormalMap:vt,clearcoatRoughnessMap:Ne,dispersion:De,iridescence:ke,iridescenceMap:nt,iridescenceThicknessMap:Rt,sheen:Le,sheenColorMap:ct,sheenRoughnessMap:$e,specularMap:bt,specularColorMap:Ie,specularIntensityMap:it,transmission:lt,transmissionMap:ee,thicknessMap:He,gradientMap:oe,opaque:D.transparent===!1&&D.blending===No&&D.alphaToCoverage===!1,alphaMap:Ce,alphaTest:Ge,alphaHash:gt,combine:D.combine,mapUv:ft&&T(D.map.channel),aoMapUv:Jt&&T(D.aoMap.channel),lightMapUv:Ut&&T(D.lightMap.channel),bumpMapUv:jt&&T(D.bumpMap.channel),normalMapUv:ut&&T(D.normalMap.channel),displacementMapUv:yn&&T(D.displacementMap.channel),emissiveMapUv:yt&&T(D.emissiveMap.channel),metalnessMapUv:wt&&T(D.metalnessMap.channel),roughnessMapUv:X&&T(D.roughnessMap.channel),anisotropyMapUv:Qe&&T(D.anisotropyMap.channel),clearcoatMapUv:tt&&T(D.clearcoatMap.channel),clearcoatNormalMapUv:vt&&T(D.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:Ne&&T(D.clearcoatRoughnessMap.channel),iridescenceMapUv:nt&&T(D.iridescenceMap.channel),iridescenceThicknessMapUv:Rt&&T(D.iridescenceThicknessMap.channel),sheenColorMapUv:ct&&T(D.sheenColorMap.channel),sheenRoughnessMapUv:$e&&T(D.sheenRoughnessMap.channel),specularMapUv:bt&&T(D.specularMap.channel),specularColorMapUv:Ie&&T(D.specularColorMap.channel),specularIntensityMapUv:it&&T(D.specularIntensityMap.channel),transmissionMapUv:ee&&T(D.transmissionMap.channel),thicknessMapUv:He&&T(D.thicknessMap.channel),alphaMapUv:Ce&&T(D.alphaMap.channel),vertexTangents:!!me.attributes.tangent&&(ut||N),vertexColors:D.vertexColors,vertexAlphas:D.vertexColors===!0&&!!me.attributes.color&&me.attributes.color.itemSize===4,pointsUvs:re.isPoints===!0&&!!me.attributes.uv&&(ft||Ce),fog:!!de,useFog:D.fog===!0,fogExp2:!!de&&de.isFogExp2,flatShading:D.flatShading===!0,sizeAttenuation:D.sizeAttenuation===!0,logarithmicDepthBuffer:u,skinning:re.isSkinnedMesh===!0,morphTargets:me.morphAttributes.position!==void 0,morphNormals:me.morphAttributes.normal!==void 0,morphColors:me.morphAttributes.color!==void 0,morphTargetsCount:Ae,morphTextureStride:Pe,numDirLights:L.directional.length,numPointLights:L.point.length,numSpotLights:L.spot.length,numSpotLightMaps:L.spotLightMap.length,numRectAreaLights:L.rectArea.length,numHemiLights:L.hemi.length,numDirLightShadows:L.directionalShadowMap.length,numPointLightShadows:L.pointShadowMap.length,numSpotLightShadows:L.spotShadowMap.length,numSpotLightShadowsWithMaps:L.numSpotLightShadowsWithMaps,numLightProbes:L.numLightProbes,numClippingPlanes:a.numPlanes,numClipIntersection:a.numIntersection,dithering:D.dithering,shadowMapEnabled:n.shadowMap.enabled&&V.length>0,shadowMapType:n.shadowMap.type,toneMapping:un,decodeVideoTexture:ft&&D.map.isVideoTexture===!0&&Kt.getTransfer(D.map.colorSpace)===pn,premultipliedAlpha:D.premultipliedAlpha,doubleSided:D.side===Si,flipSided:D.side===Ei,useDepthPacking:D.depthPacking>=0,depthPacking:D.depthPacking||0,index0AttributeName:D.index0AttributeName,extensionClipCullDistance:Pt&&D.extensions.clipCullDistance===!0&&i.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(Pt&&D.extensions.multiDraw===!0||ht)&&i.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:i.has("KHR_parallel_shader_compile"),customProgramCacheKey:D.customProgramCacheKey()};return Ln.vertexUv1s=h.has(1),Ln.vertexUv2s=h.has(2),Ln.vertexUv3s=h.has(3),h.clear(),Ln}function b(D){const L=[];if(D.shaderID?L.push(D.shaderID):(L.push(D.customVertexShaderID),L.push(D.customFragmentShaderID)),D.defines!==void 0)for(const V in D.defines)L.push(V),L.push(D.defines[V]);return D.isRawShaderMaterial===!1&&(A(L,D),E(L,D),L.push(n.outputColorSpace)),L.push(D.customProgramCacheKey),L.join()}function A(D,L){D.push(L.precision),D.push(L.outputColorSpace),D.push(L.envMapMode),D.push(L.envMapCubeUVHeight),D.push(L.mapUv),D.push(L.alphaMapUv),D.push(L.lightMapUv),D.push(L.aoMapUv),D.push(L.bumpMapUv),D.push(L.normalMapUv),D.push(L.displacementMapUv),D.push(L.emissiveMapUv),D.push(L.metalnessMapUv),D.push(L.roughnessMapUv),D.push(L.anisotropyMapUv),D.push(L.clearcoatMapUv),D.push(L.clearcoatNormalMapUv),D.push(L.clearcoatRoughnessMapUv),D.push(L.iridescenceMapUv),D.push(L.iridescenceThicknessMapUv),D.push(L.sheenColorMapUv),D.push(L.sheenRoughnessMapUv),D.push(L.specularMapUv),D.push(L.specularColorMapUv),D.push(L.specularIntensityMapUv),D.push(L.transmissionMapUv),D.push(L.thicknessMapUv),D.push(L.combine),D.push(L.fogExp2),D.push(L.sizeAttenuation),D.push(L.morphTargetsCount),D.push(L.morphAttributeCount),D.push(L.numDirLights),D.push(L.numPointLights),D.push(L.numSpotLights),D.push(L.numSpotLightMaps),D.push(L.numHemiLights),D.push(L.numRectAreaLights),D.push(L.numDirLightShadows),D.push(L.numPointLightShadows),D.push(L.numSpotLightShadows),D.push(L.numSpotLightShadowsWithMaps),D.push(L.numLightProbes),D.push(L.shadowMapType),D.push(L.toneMapping),D.push(L.numClippingPlanes),D.push(L.numClipIntersection),D.push(L.depthPacking)}function E(D,L){l.disableAll(),L.supportsVertexTextures&&l.enable(0),L.instancing&&l.enable(1),L.instancingColor&&l.enable(2),L.instancingMorph&&l.enable(3),L.matcap&&l.enable(4),L.envMap&&l.enable(5),L.normalMapObjectSpace&&l.enable(6),L.normalMapTangentSpace&&l.enable(7),L.clearcoat&&l.enable(8),L.iridescence&&l.enable(9),L.alphaTest&&l.enable(10),L.vertexColors&&l.enable(11),L.vertexAlphas&&l.enable(12),L.vertexUv1s&&l.enable(13),L.vertexUv2s&&l.enable(14),L.vertexUv3s&&l.enable(15),L.vertexTangents&&l.enable(16),L.anisotropy&&l.enable(17),L.alphaHash&&l.enable(18),L.batching&&l.enable(19),L.dispersion&&l.enable(20),L.batchingColor&&l.enable(21),D.push(l.mask),l.disableAll(),L.fog&&l.enable(0),L.useFog&&l.enable(1),L.flatShading&&l.enable(2),L.logarithmicDepthBuffer&&l.enable(3),L.skinning&&l.enable(4),L.morphTargets&&l.enable(5),L.morphNormals&&l.enable(6),L.morphColors&&l.enable(7),L.premultipliedAlpha&&l.enable(8),L.shadowMapEnabled&&l.enable(9),L.doubleSided&&l.enable(10),L.flipSided&&l.enable(11),L.useDepthPacking&&l.enable(12),L.dithering&&l.enable(13),L.transmission&&l.enable(14),L.sheen&&l.enable(15),L.opaque&&l.enable(16),L.pointsUvs&&l.enable(17),L.decodeVideoTexture&&l.enable(18),L.alphaToCoverage&&l.enable(19),D.push(l.mask)}function P(D){const L=w[D.type];let V;if(L){const ie=ki[L];V=AE.clone(ie.uniforms)}else V=D.uniforms;return V}function G(D,L){let V;for(let ie=0,re=m.length;ie<re;ie++){const de=m[ie];if(de.cacheKey===L){V=de,++V.usedTimes;break}}return V===void 0&&(V=new hO(n,L,D,s),m.push(V)),V}function O(D){if(--D.usedTimes===0){const L=m.indexOf(D);m[L]=m[m.length-1],m.pop(),D.destroy()}}function B(D){d.remove(D)}function F(){d.dispose()}return{getParameters:M,getProgramCacheKey:b,getUniforms:P,acquireProgram:G,releaseProgram:O,releaseShaderCache:B,programs:m,dispose:F}}function _O(){let n=new WeakMap;function e(s){let a=n.get(s);return a===void 0&&(a={},n.set(s,a)),a}function t(s){n.delete(s)}function i(s,a,l){n.get(s)[a]=l}function r(){n=new WeakMap}return{get:e,remove:t,update:i,dispose:r}}function vO(n,e){return n.groupOrder!==e.groupOrder?n.groupOrder-e.groupOrder:n.renderOrder!==e.renderOrder?n.renderOrder-e.renderOrder:n.material.id!==e.material.id?n.material.id-e.material.id:n.z!==e.z?n.z-e.z:n.id-e.id}function Yw(n,e){return n.groupOrder!==e.groupOrder?n.groupOrder-e.groupOrder:n.renderOrder!==e.renderOrder?n.renderOrder-e.renderOrder:n.z!==e.z?e.z-n.z:n.id-e.id}function $w(){const n=[];let e=0;const t=[],i=[],r=[];function s(){e=0,t.length=0,i.length=0,r.length=0}function a(u,g,v,w,T,M){let b=n[e];return b===void 0?(b={id:u.id,object:u,geometry:g,material:v,groupOrder:w,renderOrder:u.renderOrder,z:T,group:M},n[e]=b):(b.id=u.id,b.object=u,b.geometry=g,b.material=v,b.groupOrder=w,b.renderOrder=u.renderOrder,b.z=T,b.group=M),e++,b}function l(u,g,v,w,T,M){const b=a(u,g,v,w,T,M);v.transmission>0?i.push(b):v.transparent===!0?r.push(b):t.push(b)}function d(u,g,v,w,T,M){const b=a(u,g,v,w,T,M);v.transmission>0?i.unshift(b):v.transparent===!0?r.unshift(b):t.unshift(b)}function h(u,g){t.length>1&&t.sort(u||vO),i.length>1&&i.sort(g||Yw),r.length>1&&r.sort(g||Yw)}function m(){for(let u=e,g=n.length;u<g;u++){const v=n[u];if(v.id===null)break;v.id=null,v.object=null,v.geometry=null,v.material=null,v.group=null}}return{opaque:t,transmissive:i,transparent:r,init:s,push:l,unshift:d,finish:m,sort:h}}function yO(){let n=new WeakMap;function e(i,r){const s=n.get(i);let a;return s===void 0?(a=new $w,n.set(i,[a])):r>=s.length?(a=new $w,s.push(a)):a=s[r],a}function t(){n=new WeakMap}return{get:e,dispose:t}}function bO(){const n={};return{get:function(e){if(n[e.id]!==void 0)return n[e.id];let t;switch(e.type){case"DirectionalLight":t={direction:new j,color:new Je};break;case"SpotLight":t={position:new j,direction:new j,color:new Je,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":t={position:new j,color:new Je,distance:0,decay:0};break;case"HemisphereLight":t={direction:new j,skyColor:new Je,groundColor:new Je};break;case"RectAreaLight":t={color:new Je,position:new j,halfWidth:new j,halfHeight:new j};break}return n[e.id]=t,t}}}function xO(){const n={};return{get:function(e){if(n[e.id]!==void 0)return n[e.id];let t;switch(e.type){case"DirectionalLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new et};break;case"SpotLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new et};break;case"PointLight":t={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new et,shadowCameraNear:1,shadowCameraFar:1e3};break}return n[e.id]=t,t}}}let wO=0;function SO(n,e){return(e.castShadow?2:0)-(n.castShadow?2:0)+(e.map?1:0)-(n.map?1:0)}function MO(n){const e=new bO,t=xO(),i={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let h=0;h<9;h++)i.probe.push(new j);const r=new j,s=new ot,a=new ot;function l(h){let m=0,u=0,g=0;for(let D=0;D<9;D++)i.probe[D].set(0,0,0);let v=0,w=0,T=0,M=0,b=0,A=0,E=0,P=0,G=0,O=0,B=0;h.sort(SO);for(let D=0,L=h.length;D<L;D++){const V=h[D],ie=V.color,re=V.intensity,de=V.distance,me=V.shadow&&V.shadow.map?V.shadow.map.texture:null;if(V.isAmbientLight)m+=ie.r*re,u+=ie.g*re,g+=ie.b*re;else if(V.isLightProbe){for(let $=0;$<9;$++)i.probe[$].addScaledVector(V.sh.coefficients[$],re);B++}else if(V.isDirectionalLight){const $=e.get(V);if($.color.copy(V.color).multiplyScalar(V.intensity),V.castShadow){const ue=V.shadow,Y=t.get(V);Y.shadowIntensity=ue.intensity,Y.shadowBias=ue.bias,Y.shadowNormalBias=ue.normalBias,Y.shadowRadius=ue.radius,Y.shadowMapSize=ue.mapSize,i.directionalShadow[v]=Y,i.directionalShadowMap[v]=me,i.directionalShadowMatrix[v]=V.shadow.matrix,A++}i.directional[v]=$,v++}else if(V.isSpotLight){const $=e.get(V);$.position.setFromMatrixPosition(V.matrixWorld),$.color.copy(ie).multiplyScalar(re),$.distance=de,$.coneCos=Math.cos(V.angle),$.penumbraCos=Math.cos(V.angle*(1-V.penumbra)),$.decay=V.decay,i.spot[T]=$;const ue=V.shadow;if(V.map&&(i.spotLightMap[G]=V.map,G++,ue.updateMatrices(V),V.castShadow&&O++),i.spotLightMatrix[T]=ue.matrix,V.castShadow){const Y=t.get(V);Y.shadowIntensity=ue.intensity,Y.shadowBias=ue.bias,Y.shadowNormalBias=ue.normalBias,Y.shadowRadius=ue.radius,Y.shadowMapSize=ue.mapSize,i.spotShadow[T]=Y,i.spotShadowMap[T]=me,P++}T++}else if(V.isRectAreaLight){const $=e.get(V);$.color.copy(ie).multiplyScalar(re),$.halfWidth.set(V.width*.5,0,0),$.halfHeight.set(0,V.height*.5,0),i.rectArea[M]=$,M++}else if(V.isPointLight){const $=e.get(V);if($.color.copy(V.color).multiplyScalar(V.intensity),$.distance=V.distance,$.decay=V.decay,V.castShadow){const ue=V.shadow,Y=t.get(V);Y.shadowIntensity=ue.intensity,Y.shadowBias=ue.bias,Y.shadowNormalBias=ue.normalBias,Y.shadowRadius=ue.radius,Y.shadowMapSize=ue.mapSize,Y.shadowCameraNear=ue.camera.near,Y.shadowCameraFar=ue.camera.far,i.pointShadow[w]=Y,i.pointShadowMap[w]=me,i.pointShadowMatrix[w]=V.shadow.matrix,E++}i.point[w]=$,w++}else if(V.isHemisphereLight){const $=e.get(V);$.skyColor.copy(V.color).multiplyScalar(re),$.groundColor.copy(V.groundColor).multiplyScalar(re),i.hemi[b]=$,b++}}M>0&&(n.has("OES_texture_float_linear")===!0?(i.rectAreaLTC1=Ze.LTC_FLOAT_1,i.rectAreaLTC2=Ze.LTC_FLOAT_2):(i.rectAreaLTC1=Ze.LTC_HALF_1,i.rectAreaLTC2=Ze.LTC_HALF_2)),i.ambient[0]=m,i.ambient[1]=u,i.ambient[2]=g;const F=i.hash;(F.directionalLength!==v||F.pointLength!==w||F.spotLength!==T||F.rectAreaLength!==M||F.hemiLength!==b||F.numDirectionalShadows!==A||F.numPointShadows!==E||F.numSpotShadows!==P||F.numSpotMaps!==G||F.numLightProbes!==B)&&(i.directional.length=v,i.spot.length=T,i.rectArea.length=M,i.point.length=w,i.hemi.length=b,i.directionalShadow.length=A,i.directionalShadowMap.length=A,i.pointShadow.length=E,i.pointShadowMap.length=E,i.spotShadow.length=P,i.spotShadowMap.length=P,i.directionalShadowMatrix.length=A,i.pointShadowMatrix.length=E,i.spotLightMatrix.length=P+G-O,i.spotLightMap.length=G,i.numSpotLightShadowsWithMaps=O,i.numLightProbes=B,F.directionalLength=v,F.pointLength=w,F.spotLength=T,F.rectAreaLength=M,F.hemiLength=b,F.numDirectionalShadows=A,F.numPointShadows=E,F.numSpotShadows=P,F.numSpotMaps=G,F.numLightProbes=B,i.version=wO++)}function d(h,m){let u=0,g=0,v=0,w=0,T=0;const M=m.matrixWorldInverse;for(let b=0,A=h.length;b<A;b++){const E=h[b];if(E.isDirectionalLight){const P=i.directional[u];P.direction.setFromMatrixPosition(E.matrixWorld),r.setFromMatrixPosition(E.target.matrixWorld),P.direction.sub(r),P.direction.transformDirection(M),u++}else if(E.isSpotLight){const P=i.spot[v];P.position.setFromMatrixPosition(E.matrixWorld),P.position.applyMatrix4(M),P.direction.setFromMatrixPosition(E.matrixWorld),r.setFromMatrixPosition(E.target.matrixWorld),P.direction.sub(r),P.direction.transformDirection(M),v++}else if(E.isRectAreaLight){const P=i.rectArea[w];P.position.setFromMatrixPosition(E.matrixWorld),P.position.applyMatrix4(M),a.identity(),s.copy(E.matrixWorld),s.premultiply(M),a.extractRotation(s),P.halfWidth.set(E.width*.5,0,0),P.halfHeight.set(0,E.height*.5,0),P.halfWidth.applyMatrix4(a),P.halfHeight.applyMatrix4(a),w++}else if(E.isPointLight){const P=i.point[g];P.position.setFromMatrixPosition(E.matrixWorld),P.position.applyMatrix4(M),g++}else if(E.isHemisphereLight){const P=i.hemi[T];P.direction.setFromMatrixPosition(E.matrixWorld),P.direction.transformDirection(M),T++}}}return{setup:l,setupView:d,state:i}}function qw(n){const e=new MO(n),t=[],i=[];function r(m){h.camera=m,t.length=0,i.length=0}function s(m){t.push(m)}function a(m){i.push(m)}function l(){e.setup(t)}function d(m){e.setupView(t,m)}const h={lightsArray:t,shadowsArray:i,camera:null,lights:e,transmissionRenderTarget:{}};return{init:r,state:h,setupLights:l,setupLightsView:d,pushLight:s,pushShadow:a}}function EO(n){let e=new WeakMap;function t(r,s=0){const a=e.get(r);let l;return a===void 0?(l=new qw(n),e.set(r,[l])):s>=a.length?(l=new qw(n),a.push(l)):l=a[s],l}function i(){e=new WeakMap}return{get:t,dispose:i}}class TO extends _i{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=cD,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 AO extends _i{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}}const CO=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,RO=`uniform sampler2D shadow_pass;
uniform vec2 resolution;
uniform float radius;
#include <packing>
void main() {
	const float samples = float( VSM_SAMPLES );
	float mean = 0.0;
	float squared_mean = 0.0;
	float uvStride = samples <= 1.0 ? 0.0 : 2.0 / ( samples - 1.0 );
	float uvStart = samples <= 1.0 ? 0.0 : - 1.0;
	for ( float i = 0.0; i < samples; i ++ ) {
		float uvOffset = uvStart + i * uvStride;
		#ifdef HORIZONTAL_PASS
			vec2 distribution = unpackRGBATo2Half( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( uvOffset, 0.0 ) * radius ) / resolution ) );
			mean += distribution.x;
			squared_mean += distribution.y * distribution.y + distribution.x * distribution.x;
		#else
			float depth = unpackRGBAToDepth( texture2D( shadow_pass, ( gl_FragCoord.xy + vec2( 0.0, uvOffset ) * radius ) / resolution ) );
			mean += depth;
			squared_mean += depth * depth;
		#endif
	}
	mean = mean / samples;
	squared_mean = squared_mean / samples;
	float std_dev = sqrt( squared_mean - mean * mean );
	gl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );
}`;function PO(n,e,t){let i=new R_;const r=new et,s=new et,a=new $t,l=new TO({depthPacking:uD}),d=new AO,h={},m=t.maxTextureSize,u={[gs]:Ei,[Ei]:gs,[Si]:Si},g=new zi({defines:{VSM_SAMPLES:8},uniforms:{shadow_pass:{value:null},resolution:{value:new et},radius:{value:4}},vertexShader:CO,fragmentShader:RO}),v=g.clone();v.defines.HORIZONTAL_PASS=1;const w=new On;w.setAttribute("position",new _n(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const T=new wn(w,g),M=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=aE;let b=this.type;this.render=function(O,B,F){if(M.enabled===!1||M.autoUpdate===!1&&M.needsUpdate===!1||O.length===0)return;const D=n.getRenderTarget(),L=n.getActiveCubeFace(),V=n.getActiveMipmapLevel(),ie=n.state;ie.setBlending(Gr),ie.buffers.color.setClear(1,1,1,1),ie.buffers.depth.setTest(!0),ie.setScissorTest(!1);const re=b!==ts&&this.type===ts,de=b===ts&&this.type!==ts;for(let me=0,$=O.length;me<$;me++){const ue=O[me],Y=ue.shadow;if(Y===void 0){console.warn("THREE.WebGLShadowMap:",ue,"has no shadow.");continue}if(Y.autoUpdate===!1&&Y.needsUpdate===!1)continue;r.copy(Y.mapSize);const pe=Y.getFrameExtents();if(r.multiply(pe),s.copy(Y.mapSize),(r.x>m||r.y>m)&&(r.x>m&&(s.x=Math.floor(m/pe.x),r.x=s.x*pe.x,Y.mapSize.x=s.x),r.y>m&&(s.y=Math.floor(m/pe.y),r.y=s.y*pe.y,Y.mapSize.y=s.y)),Y.map===null||re===!0||de===!0){const Ae=this.type!==ts?{minFilter:Fn,magFilter:Fn}:{};Y.map!==null&&Y.map.dispose(),Y.map=new Zs(r.x,r.y,Ae),Y.map.texture.name=ue.name+".shadowMap",Y.camera.updateProjectionMatrix()}n.setRenderTarget(Y.map),n.clear();const _e=Y.getViewportCount();for(let Ae=0;Ae<_e;Ae++){const Pe=Y.getViewport(Ae);a.set(s.x*Pe.x,s.y*Pe.y,s.x*Pe.z,s.y*Pe.w),ie.viewport(a),Y.updateMatrices(ue,Ae),i=Y.getFrustum(),P(B,F,Y.camera,ue,this.type)}Y.isPointLightShadow!==!0&&this.type===ts&&A(Y,F),Y.needsUpdate=!1}b=this.type,M.needsUpdate=!1,n.setRenderTarget(D,L,V)};function A(O,B){const F=e.update(T);g.defines.VSM_SAMPLES!==O.blurSamples&&(g.defines.VSM_SAMPLES=O.blurSamples,v.defines.VSM_SAMPLES=O.blurSamples,g.needsUpdate=!0,v.needsUpdate=!0),O.mapPass===null&&(O.mapPass=new Zs(r.x,r.y)),g.uniforms.shadow_pass.value=O.map.texture,g.uniforms.resolution.value=O.mapSize,g.uniforms.radius.value=O.radius,n.setRenderTarget(O.mapPass),n.clear(),n.renderBufferDirect(B,null,F,g,T,null),v.uniforms.shadow_pass.value=O.mapPass.texture,v.uniforms.resolution.value=O.mapSize,v.uniforms.radius.value=O.radius,n.setRenderTarget(O.map),n.clear(),n.renderBufferDirect(B,null,F,v,T,null)}function E(O,B,F,D){let L=null;const V=F.isPointLight===!0?O.customDistanceMaterial:O.customDepthMaterial;if(V!==void 0)L=V;else if(L=F.isPointLight===!0?d:l,n.localClippingEnabled&&B.clipShadows===!0&&Array.isArray(B.clippingPlanes)&&B.clippingPlanes.length!==0||B.displacementMap&&B.displacementScale!==0||B.alphaMap&&B.alphaTest>0||B.map&&B.alphaTest>0){const ie=L.uuid,re=B.uuid;let de=h[ie];de===void 0&&(de={},h[ie]=de);let me=de[re];me===void 0&&(me=L.clone(),de[re]=me,B.addEventListener("dispose",G)),L=me}if(L.visible=B.visible,L.wireframe=B.wireframe,D===ts?L.side=B.shadowSide!==null?B.shadowSide:B.side:L.side=B.shadowSide!==null?B.shadowSide:u[B.side],L.alphaMap=B.alphaMap,L.alphaTest=B.alphaTest,L.map=B.map,L.clipShadows=B.clipShadows,L.clippingPlanes=B.clippingPlanes,L.clipIntersection=B.clipIntersection,L.displacementMap=B.displacementMap,L.displacementScale=B.displacementScale,L.displacementBias=B.displacementBias,L.wireframeLinewidth=B.wireframeLinewidth,L.linewidth=B.linewidth,F.isPointLight===!0&&L.isMeshDistanceMaterial===!0){const ie=n.properties.get(L);ie.light=F}return L}function P(O,B,F,D,L){if(O.visible===!1)return;if(O.layers.test(B.layers)&&(O.isMesh||O.isLine||O.isPoints)&&(O.castShadow||O.receiveShadow&&L===ts)&&(!O.frustumCulled||i.intersectsObject(O))){O.modelViewMatrix.multiplyMatrices(F.matrixWorldInverse,O.matrixWorld);const re=e.update(O),de=O.material;if(Array.isArray(de)){const me=re.groups;for(let $=0,ue=me.length;$<ue;$++){const Y=me[$],pe=de[Y.materialIndex];if(pe&&pe.visible){const _e=E(O,pe,D,L);O.onBeforeShadow(n,O,B,F,re,_e,Y),n.renderBufferDirect(F,null,re,_e,O,Y),O.onAfterShadow(n,O,B,F,re,_e,Y)}}}else if(de.visible){const me=E(O,de,D,L);O.onBeforeShadow(n,O,B,F,re,me,null),n.renderBufferDirect(F,null,re,me,O,null),O.onAfterShadow(n,O,B,F,re,me,null)}}const ie=O.children;for(let re=0,de=ie.length;re<de;re++)P(ie[re],B,F,D,L)}function G(O){O.target.removeEventListener("dispose",G);for(const F in h){const D=h[F],L=O.target.uuid;L in D&&(D[L].dispose(),delete D[L])}}}function LO(n){function e(){let ee=!1;const He=new $t;let oe=null;const Ce=new 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Je(0,0,0),B=0,F=!1,D=null,L=null,V=null,ie=null,re=null;const de=n.getParameter(n.MAX_COMBINED_TEXTURE_IMAGE_UNITS);let me=!1,$=0;const ue=n.getParameter(n.VERSION);ue.indexOf("WebGL")!==-1?($=parseFloat(/^WebGL (\d)/.exec(ue)[1]),me=$>=1):ue.indexOf("OpenGL ES")!==-1&&($=parseFloat(/^OpenGL ES (\d)/.exec(ue)[1]),me=$>=2);let Y=null,pe={};const _e=n.getParameter(n.SCISSOR_BOX),Ae=n.getParameter(n.VIEWPORT),Pe=new $t().fromArray(_e),Ue=new $t().fromArray(Ae);function ae(ee,He,oe,Ce){const Ge=new Uint8Array(4),gt=n.createTexture();n.bindTexture(ee,gt),n.texParameteri(ee,n.TEXTURE_MIN_FILTER,n.NEAREST),n.texParameteri(ee,n.TEXTURE_MAG_FILTER,n.NEAREST);for(let Pt=0;Pt<oe;Pt++)ee===n.TEXTURE_3D||ee===n.TEXTURE_2D_ARRAY?n.texImage3D(He,0,n.RGBA,1,1,Ce,0,n.RGBA,n.UNSIGNED_BYTE,Ge):n.texImage2D(He+Pt,0,n.RGBA,1,1,0,n.RGBA,n.UNSIGNED_BYTE,Ge);return gt}const ge={};ge[n.TEXTURE_2D]=ae(n.TEXTURE_2D,n.TEXTURE_2D,1),ge[n.TEXTURE_CUBE_MAP]=ae(n.TEXTURE_CUBE_MAP,n.TEXTURE_CUBE_MAP_POSITIVE_X,6),ge[n.TEXTURE_2D_ARRAY]=ae(n.TEXTURE_2D_ARRAY,n.TEXTURE_2D_ARRAY,1,1),ge[n.TEXTURE_3D]=ae(n.TEXTURE_3D,n.TEXTURE_3D,1,1),r.setClear(0,0,0,1),s.setClear(1),a.setClear(0),ce(n.DEPTH_TEST),s.setFunc(uh),jt(!1),ut(Qx),ce(n.CULL_FACE),Jt(Gr);function ce(ee){h[ee]!==!0&&(n.enable(ee),h[ee]=!0)}function Me(ee){h[ee]!==!1&&(n.disable(ee),h[ee]=!1)}function Ye(ee,He){return m[ee]!==He?(n.bindFramebuffer(ee,He),m[ee]=He,ee===n.DRAW_FRAMEBUFFER&&(m[n.FRAMEBUFFER]=He),ee===n.FRAMEBUFFER&&(m[n.DRAW_FRAMEBUFFER]=He),!0):!1}function ht(ee,He){let oe=g,Ce=!1;if(ee){oe=u.get(He),oe===void 0&&(oe=[],u.set(He,oe));const Ge=ee.textures;if(oe.length!==Ge.length||oe[0]!==n.COLOR_ATTACHMENT0){for(let gt=0,Pt=Ge.length;gt<Pt;gt++)oe[gt]=n.COLOR_ATTACHMENT0+gt;oe.length=Ge.length,Ce=!0}}else oe[0]!==n.BACK&&(oe[0]=n.BACK,Ce=!0);Ce&&n.drawBuffers(oe)}function ft(ee){return v!==ee?(n.useProgram(ee),v=ee,!0):!1}const Wt={[ya]:n.FUNC_ADD,[CI]:n.FUNC_SUBTRACT,[RI]:n.FUNC_REVERSE_SUBTRACT};Wt[PI]=n.MIN,Wt[LI]=n.MAX;const Z={[II]:n.ZERO,[DI]:n.ONE,[kI]:n.SRC_COLOR,[Pm]:n.SRC_ALPHA,[zI]:n.SRC_ALPHA_SATURATE,[NI]:n.DST_COLOR,[UI]:n.DST_ALPHA,[FI]:n.ONE_MINUS_SRC_COLOR,[Lm]:n.ONE_MINUS_SRC_ALPHA,[BI]:n.ONE_MINUS_DST_COLOR,[OI]:n.ONE_MINUS_DST_ALPHA,[HI]:n.CONSTANT_COLOR,[GI]:n.ONE_MINUS_CONSTANT_COLOR,[VI]:n.CONSTANT_ALPHA,[WI]:n.ONE_MINUS_CONSTANT_ALPHA};function Jt(ee,He,oe,Ce,Ge,gt,Pt,un,Ln,Ot){if(ee===Gr){w===!0&&(Me(n.BLEND),w=!1);return}if(w===!1&&(ce(n.BLEND),w=!0),ee!==AI){if(ee!==T||Ot!==F){if((M!==ya||E!==ya)&&(n.blendEquation(n.FUNC_ADD),M=ya,E=ya),Ot)switch(ee){case No:n.blendFuncSeparate(n.ONE,n.ONE_MINUS_SRC_ALPHA,n.ONE,n.ONE_MINUS_SRC_ALPHA);break;case ch:n.blendFunc(n.ONE,n.ONE);break;case Jx:n.blendFuncSeparate(n.ZERO,n.ONE_MINUS_SRC_COLOR,n.ZERO,n.ONE);break;case 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yt(ee,He,oe){ee?(ce(n.POLYGON_OFFSET_FILL),(ie!==He||re!==oe)&&(n.polygonOffset(He,oe),ie=He,re=oe)):Me(n.POLYGON_OFFSET_FILL)}function wt(ee){ee?ce(n.SCISSOR_TEST):Me(n.SCISSOR_TEST)}function X(ee){ee===void 0&&(ee=n.TEXTURE0+de-1),Y!==ee&&(n.activeTexture(ee),Y=ee)}function N(ee,He,oe){oe===void 0&&(Y===null?oe=n.TEXTURE0+de-1:oe=Y);let Ce=pe[oe];Ce===void 0&&(Ce={type:void 0,texture:void 0},pe[oe]=Ce),(Ce.type!==ee||Ce.texture!==He)&&(Y!==oe&&(n.activeTexture(oe),Y=oe),n.bindTexture(ee,He||ge[ee]),Ce.type=ee,Ce.texture=He)}function ve(){const ee=pe[Y];ee!==void 0&&ee.type!==void 0&&(n.bindTexture(ee.type,null),ee.type=void 0,ee.texture=void 0)}function De(){try{n.compressedTexImage2D.apply(n,arguments)}catch(ee){console.error("THREE.WebGLState:",ee)}}function ke(){try{n.compressedTexImage3D.apply(n,arguments)}catch(ee){console.error("THREE.WebGLState:",ee)}}function Le(){try{n.texSubImage2D.apply(n,arguments)}catch(ee){console.error("THREE.WebGLState:",ee)}}function 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Je(0,0,0),B=0,F=!1,D=null,L=null,V=null,ie=null,re=null,Pe.set(0,0,n.canvas.width,n.canvas.height),Ue.set(0,0,n.canvas.width,n.canvas.height),r.reset(),s.reset(),a.reset()}return{buffers:{color:r,depth:s,stencil:a},enable:ce,disable:Me,bindFramebuffer:Ye,drawBuffers:ht,useProgram:ft,setBlending:Jt,setMaterial:Ut,setFlipSided:jt,setCullFace:ut,setLineWidth:yn,setPolygonOffset:yt,setScissorTest:wt,activeTexture:X,bindTexture:N,unbindTexture:ve,compressedTexImage2D:De,compressedTexImage3D:ke,texImage2D:nt,texImage3D:Rt,updateUBOMapping:bt,uniformBlockBinding:Ie,texStorage2D:vt,texStorage3D:Ne,texSubImage2D:Le,texSubImage3D:lt,compressedTexSubImage2D:Qe,compressedTexSubImage3D:tt,scissor:ct,viewport:$e,reset:it}}function Kw(n,e,t,i){const r=IO(i);switch(t){case fE:return n*e;case mE:return n*e;case gE:return n*e*2;case Wc:return n*e/r.components*r.byteLength;case x_:return n*e/r.components*r.byteLength;case _E:return n*e*2/r.components*r.byteLength;case w_:return n*e*2/r.components*r.byteLength;case pE:return n*e*3/r.components*r.byteLength;case Vn:return n*e*4/r.components*r.byteLength;case S_:return n*e*4/r.components*r.byteLength;case Pd:case Ld:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*8;case Id:case Dd:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*16;case km:case Um:return Math.max(n,16)*Math.max(e,8)/4;case Dm:case Fm:return Math.max(n,8)*Math.max(e,8)/2;case Om:case Nm:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*8;case Bm:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*16;case zm:return Math.floor((n+3)/4)*Math.floor((e+3)/4)*16;case Hm:return Math.floor((n+4)/5)*Math.floor((e+3)/4)*16;case Gm:return Math.floor((n+4)/5)*Math.floor((e+4)/5)*16;case Vm:return Math.floor((n+5)/6)*Math.floor((e+4)/5)*16;case Wm:return Math.floor((n+5)/6)*Math.floor((e+5)/6)*16;case jm:return Math.floor((n+7)/8)*Math.floor((e+4)/5)*16;case Xm:return Math.floor((n+7)/8)*Math.floor((e+5)/6)*16;case Ym:return Math.floor((n+7)/8)*Math.floor((e+7)/8)*16;case $m:return Math.floor((n+9)/10)*Math.floor((e+4)/5)*16;case qm:return Math.floor((n+9)/10)*Math.floor((e+5)/6)*16;case Km:return Math.floor((n+9)/10)*Math.floor((e+7)/8)*16;case Zm:return Math.floor((n+9)/10)*Math.floor((e+9)/10)*16;case Qm:return Math.floor((n+11)/12)*Math.floor((e+9)/10)*16;case Jm:return Math.floor((n+11)/12)*Math.floor((e+11)/12)*16;case kd:case eg:case tg:return Math.ceil(n/4)*Math.ceil(e/4)*16;case vE:case ng:return Math.ceil(n/4)*Math.ceil(e/4)*8;case ig:case rg:return Math.ceil(n/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${t} format.`)}function IO(n){switch(n){case Bi:case uE:return{byteLength:1,components:1};case Pc:case dE:case gi:return{byteLength:2,components:1};case y_:case b_:return{byteLength:2,components:4};case Da:case v_:case Un:return{byteLength:4,components:1};case hE:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${n}.`)}function DO(n,e,t,i,r,s,a){const l=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,d=typeof navigator>"u"?!1:/OculusBrowser/g.test(navigator.userAgent),h=new et,m=new WeakMap;let u;const g=new WeakMap;let v=!1;try{v=typeof OffscreenCanvas<"u"&&new OffscreenCanvas(1,1).getContext("2d")!==null}catch{}function w(X,N){return v?new OffscreenCanvas(X,N):Dc("canvas")}function T(X,N,ve){let De=1;const ke=wt(X);if((ke.width>ve||ke.height>ve)&&(De=ve/Math.max(ke.width,ke.height)),De<1)if(typeof HTMLImageElement<"u"&&X instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&X instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&X instanceof ImageBitmap||typeof VideoFrame<"u"&&X instanceof VideoFrame){const Le=Math.floor(De*ke.width),lt=Math.floor(De*ke.height);u===void 0&&(u=w(Le,lt));const Qe=N?w(Le,lt):u;return Qe.width=Le,Qe.height=lt,Qe.getContext("2d").drawImage(X,0,0,Le,lt),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+ke.width+"x"+ke.height+") to ("+Le+"x"+lt+")."),Qe}else return"data"in X&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+ke.width+"x"+ke.height+")."),X;return X}function M(X){return X.generateMipmaps&&X.minFilter!==Fn&&X.minFilter!==ln}function b(X){n.generateMipmap(X)}function A(X,N,ve,De,ke=!1){if(X!==null){if(n[X]!==void 0)return n[X];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+X+"'")}let Le=N;if(N===n.RED&&(ve===n.FLOAT&&(Le=n.R32F),ve===n.HALF_FLOAT&&(Le=n.R16F),ve===n.UNSIGNED_BYTE&&(Le=n.R8)),N===n.RED_INTEGER&&(ve===n.UNSIGNED_BYTE&&(Le=n.R8UI),ve===n.UNSIGNED_SHORT&&(Le=n.R16UI),ve===n.UNSIGNED_INT&&(Le=n.R32UI),ve===n.BYTE&&(Le=n.R8I),ve===n.SHORT&&(Le=n.R16I),ve===n.INT&&(Le=n.R32I)),N===n.RG&&(ve===n.FLOAT&&(Le=n.RG32F),ve===n.HALF_FLOAT&&(Le=n.RG16F),ve===n.UNSIGNED_BYTE&&(Le=n.RG8)),N===n.RG_INTEGER&&(ve===n.UNSIGNED_BYTE&&(Le=n.RG8UI),ve===n.UNSIGNED_SHORT&&(Le=n.RG16UI),ve===n.UNSIGNED_INT&&(Le=n.RG32UI),ve===n.BYTE&&(Le=n.RG8I),ve===n.SHORT&&(Le=n.RG16I),ve===n.INT&&(Le=n.RG32I)),N===n.RGB&&ve===n.UNSIGNED_INT_5_9_9_9_REV&&(Le=n.RGB9_E5),N===n.RGBA){const lt=ke?hh:Kt.getTransfer(De);ve===n.FLOAT&&(Le=n.RGBA32F),ve===n.HALF_FLOAT&&(Le=n.RGBA16F),ve===n.UNSIGNED_BYTE&&(Le=lt===pn?n.SRGB8_ALPHA8:n.RGBA8),ve===n.UNSIGNED_SHORT_4_4_4_4&&(Le=n.RGBA4),ve===n.UNSIGNED_SHORT_5_5_5_1&&(Le=n.RGB5_A1)}return(Le===n.R16F||Le===n.R32F||Le===n.RG16F||Le===n.RG32F||Le===n.RGBA16F||Le===n.RGBA32F)&&e.get("EXT_color_buffer_float"),Le}function E(X,N){let ve;return X?N===null||N===Da||N===tl?ve=n.DEPTH24_STENCIL8:N===Un?ve=n.DEPTH32F_STENCIL8:N===Pc&&(ve=n.DEPTH24_STENCIL8,console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. Using 24-bit attachment.")):N===null||N===Da||N===tl?ve=n.DEPTH_COMPONENT24:N===Un?ve=n.DEPTH_COMPONENT32F:N===Pc&&(ve=n.DEPTH_COMPONENT16),ve}function P(X,N){return M(X)===!0||X.isFramebufferTexture&&X.minFilter!==Fn&&X.minFilter!==ln?Math.log2(Math.max(N.width,N.height))+1:X.mipmaps!==void 0&&X.mipmaps.length>0?X.mipmaps.length:X.isCompressedTexture&&Array.isArray(X.image)?N.mipmaps.length:1}function G(X){const N=X.target;N.removeEventListener("dispose",G),B(N),N.isVideoTexture&&m.delete(N)}function O(X){const N=X.target;N.removeEventListener("dispose",O),D(N)}function B(X){const N=i.get(X);if(N.__webglInit===void 0)return;const ve=X.source,De=g.get(ve);if(De){const ke=De[N.__cacheKey];ke.usedTimes--,ke.usedTimes===0&&F(X),Object.keys(De).length===0&&g.delete(ve)}i.remove(X)}function F(X){const N=i.get(X);n.deleteTexture(N.__webglTexture);const ve=X.source,De=g.get(ve);delete De[N.__cacheKey],a.memory.textures--}function D(X){const N=i.get(X);if(X.depthTexture&&X.depthTexture.dispose(),X.isWebGLCubeRenderTarget)for(let De=0;De<6;De++){if(Array.isArray(N.__webglFramebuffer[De]))for(let ke=0;ke<N.__webglFramebuffer[De].length;ke++)n.deleteFramebuffer(N.__webglFramebuffer[De][ke]);else n.deleteFramebuffer(N.__webglFramebuffer[De]);N.__webglDepthbuffer&&n.deleteRenderbuffer(N.__webglDepthbuffer[De])}else{if(Array.isArray(N.__webglFramebuffer))for(let De=0;De<N.__webglFramebuffer.length;De++)n.deleteFramebuffer(N.__webglFramebuffer[De]);else n.deleteFramebuffer(N.__webglFramebuffer);if(N.__webglDepthbuffer&&n.deleteRenderbuffer(N.__webglDepthbuffer),N.__webglMultisampledFramebuffer&&n.deleteFramebuffer(N.__webglMultisampledFramebuffer),N.__webglColorRenderbuffer)for(let De=0;De<N.__webglColorRenderbuffer.length;De++)N.__webglColorRenderbuffer[De]&&n.deleteRenderbuffer(N.__webglColorRenderbuffer[De]);N.__webglDepthRenderbuffer&&n.deleteRenderbuffer(N.__webglDepthRenderbuffer)}const ve=X.textures;for(let De=0,ke=ve.length;De<ke;De++){const Le=i.get(ve[De]);Le.__webglTexture&&(n.deleteTexture(Le.__webglTexture),a.memory.textures--),i.remove(ve[De])}i.remove(X)}let L=0;function V(){L=0}function ie(){const X=L;return X>=r.maxTextures&&console.warn("THREE.WebGLTextures: Trying to use "+X+" texture units while this GPU supports only "+r.maxTextures),L+=1,X}function re(X){const N=[];return N.push(X.wrapS),N.push(X.wrapT),N.push(X.wrapR||0),N.push(X.magFilter),N.push(X.minFilter),N.push(X.anisotropy),N.push(X.internalFormat),N.push(X.format),N.push(X.type),N.push(X.generateMipmaps),N.push(X.premultiplyAlpha),N.push(X.flipY),N.push(X.unpackAlignment),N.push(X.colorSpace),N.join()}function de(X,N){const ve=i.get(X);if(X.isVideoTexture&&yn(X),X.isRenderTargetTexture===!1&&X.version>0&&ve.__version!==X.version){const De=X.image;if(De===null)console.warn("THREE.WebGLRenderer: Texture marked for update but no image data found.");else if(De.complete===!1)console.warn("THREE.WebGLRenderer: Texture marked for update but image is incomplete");else{Ue(ve,X,N);return}}t.bindTexture(n.TEXTURE_2D,ve.__webglTexture,n.TEXTURE0+N)}function me(X,N){const ve=i.get(X);if(X.version>0&&ve.__version!==X.version){Ue(ve,X,N);return}t.bindTexture(n.TEXTURE_2D_ARRAY,ve.__webglTexture,n.TEXTURE0+N)}function $(X,N){const ve=i.get(X);if(X.version>0&&ve.__version!==X.version){Ue(ve,X,N);return}t.bindTexture(n.TEXTURE_3D,ve.__webglTexture,n.TEXTURE0+N)}function ue(X,N){const ve=i.get(X);if(X.version>0&&ve.__version!==X.version){ae(ve,X,N);return}t.bindTexture(n.TEXTURE_CUBE_MAP,ve.__webglTexture,n.TEXTURE0+N)}const Y={[Vr]:n.REPEAT,[ti]:n.CLAMP_TO_EDGE,[dh]:n.MIRRORED_REPEAT},pe={[Fn]:n.NEAREST,[cE]:n.NEAREST_MIPMAP_NEAREST,[ql]:n.NEAREST_MIPMAP_LINEAR,[ln]:n.LINEAR,[Rd]:n.LINEAR_MIPMAP_NEAREST,[Er]:n.LINEAR_MIPMAP_LINEAR},_e={[hD]:n.NEVER,[vD]:n.ALWAYS,[fD]:n.LESS,[bE]:n.LEQUAL,[pD]:n.EQUAL,[_D]:n.GEQUAL,[mD]:n.GREATER,[gD]:n.NOTEQUAL};function Ae(X,N){if(N.type===Un&&e.has("OES_texture_float_linear")===!1&&(N.magFilter===ln||N.magFilter===Rd||N.magFilter===ql||N.magFilter===Er||N.minFilter===ln||N.minFilter===Rd||N.minFilter===ql||N.minFilter===Er)&&console.warn("THREE.WebGLRenderer: Unable to use linear filtering with floating point textures. OES_texture_float_linear not supported on this device."),n.texParameteri(X,n.TEXTURE_WRAP_S,Y[N.wrapS]),n.texParameteri(X,n.TEXTURE_WRAP_T,Y[N.wrapT]),(X===n.TEXTURE_3D||X===n.TEXTURE_2D_ARRAY)&&n.texParameteri(X,n.TEXTURE_WRAP_R,Y[N.wrapR]),n.texParameteri(X,n.TEXTURE_MAG_FILTER,pe[N.magFilter]),n.texParameteri(X,n.TEXTURE_MIN_FILTER,pe[N.minFilter]),N.compareFunction&&(n.texParameteri(X,n.TEXTURE_COMPARE_MODE,n.COMPARE_REF_TO_TEXTURE),n.texParameteri(X,n.TEXTURE_COMPARE_FUNC,_e[N.compareFunction])),e.has("EXT_texture_filter_anisotropic")===!0){if(N.magFilter===Fn||N.minFilter!==ql&&N.minFilter!==Er||N.type===Un&&e.has("OES_texture_float_linear")===!1)return;if(N.anisotropy>1||i.get(N).__currentAnisotropy){const ve=e.get("EXT_texture_filter_anisotropic");n.texParameterf(X,ve.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(N.anisotropy,r.getMaxAnisotropy())),i.get(N).__currentAnisotropy=N.anisotropy}}}function Pe(X,N){let ve=!1;X.__webglInit===void 0&&(X.__webglInit=!0,N.addEventListener("dispose",G));const De=N.source;let ke=g.get(De);ke===void 0&&(ke={},g.set(De,ke));const Le=re(N);if(Le!==X.__cacheKey){ke[Le]===void 0&&(ke[Le]={texture:n.createTexture(),usedTimes:0},a.memory.textures++,ve=!0),ke[Le].usedTimes++;const lt=ke[X.__cacheKey];lt!==void 0&&(ke[X.__cacheKey].usedTimes--,lt.usedTimes===0&&F(N)),X.__cacheKey=Le,X.__webglTexture=ke[Le].texture}return ve}function Ue(X,N,ve){let De=n.TEXTURE_2D;(N.isDataArrayTexture||N.isCompressedArrayTexture)&&(De=n.TEXTURE_2D_ARRAY),N.isData3DTexture&&(De=n.TEXTURE_3D);const ke=Pe(X,N),Le=N.source;t.bindTexture(De,X.__webglTexture,n.TEXTURE0+ve);const lt=i.get(Le);if(Le.version!==lt.__version||ke===!0){t.activeTexture(n.TEXTURE0+ve);const Qe=Kt.getPrimaries(Kt.workingColorSpace),tt=N.colorSpace===ss?null:Kt.getPrimaries(N.colorSpace),vt=N.colorSpace===ss||Qe===tt?n.NONE:n.BROWSER_DEFAULT_WEBGL;n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,N.flipY),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,N.premultiplyAlpha),n.pixelStorei(n.UNPACK_ALIGNMENT,N.unpackAlignment),n.pixelStorei(n.UNPACK_COLORSPACE_CONVERSION_WEBGL,vt);let Ne=T(N.image,!1,r.maxTextureSize);Ne=yt(N,Ne);const nt=s.convert(N.format,N.colorSpace),Rt=s.convert(N.type);let ct=A(N.internalFormat,nt,Rt,N.colorSpace,N.isVideoTexture);Ae(De,N);let $e;const bt=N.mipmaps,Ie=N.isVideoTexture!==!0,it=lt.__version===void 0||ke===!0,ee=Le.dataReady,He=P(N,Ne);if(N.isDepthTexture)ct=E(N.format===nl,N.type),it&&(Ie?t.texStorage2D(n.TEXTURE_2D,1,ct,Ne.width,Ne.height):t.texImage2D(n.TEXTURE_2D,0,ct,Ne.width,Ne.height,0,nt,Rt,null));else if(N.isDataTexture)if(bt.length>0){Ie&&it&&t.texStorage2D(n.TEXTURE_2D,He,ct,bt[0].width,bt[0].height);for(let oe=0,Ce=bt.length;oe<Ce;oe++)$e=bt[oe],Ie?ee&&t.texSubImage2D(n.TEXTURE_2D,oe,0,0,$e.width,$e.height,nt,Rt,$e.data):t.texImage2D(n.TEXTURE_2D,oe,ct,$e.width,$e.height,0,nt,Rt,$e.data);N.generateMipmaps=!1}else Ie?(it&&t.texStorage2D(n.TEXTURE_2D,He,ct,Ne.width,Ne.height),ee&&t.texSubImage2D(n.TEXTURE_2D,0,0,0,Ne.width,Ne.height,nt,Rt,Ne.data)):t.texImage2D(n.TEXTURE_2D,0,ct,Ne.width,Ne.height,0,nt,Rt,Ne.data);else if(N.isCompressedTexture)if(N.isCompressedArrayTexture){Ie&&it&&t.texStorage3D(n.TEXTURE_2D_ARRAY,He,ct,bt[0].width,bt[0].height,Ne.depth);for(let oe=0,Ce=bt.length;oe<Ce;oe++)if($e=bt[oe],N.format!==Vn)if(nt!==null)if(Ie){if(ee)if(N.layerUpdates.size>0){const Ge=Kw($e.width,$e.height,N.format,N.type);for(const gt of N.layerUpdates){const Pt=$e.data.subarray(gt*Ge/$e.data.BYTES_PER_ELEMENT,(gt+1)*Ge/$e.data.BYTES_PER_ELEMENT);t.compressedTexSubImage3D(n.TEXTURE_2D_ARRAY,oe,0,0,gt,$e.width,$e.height,1,nt,Pt,0,0)}N.clearLayerUpdates()}else t.compressedTexSubImage3D(n.TEXTURE_2D_ARRAY,oe,0,0,0,$e.width,$e.height,Ne.depth,nt,$e.data,0,0)}else t.compressedTexImage3D(n.TEXTURE_2D_ARRAY,oe,ct,$e.width,$e.height,Ne.depth,0,$e.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else Ie?ee&&t.texSubImage3D(n.TEXTURE_2D_ARRAY,oe,0,0,0,$e.width,$e.height,Ne.depth,nt,Rt,$e.data):t.texImage3D(n.TEXTURE_2D_ARRAY,oe,ct,$e.width,$e.height,Ne.depth,0,nt,Rt,$e.data)}else{Ie&&it&&t.texStorage2D(n.TEXTURE_2D,He,ct,bt[0].width,bt[0].height);for(let oe=0,Ce=bt.length;oe<Ce;oe++)$e=bt[oe],N.format!==Vn?nt!==null?Ie?ee&&t.compressedTexSubImage2D(n.TEXTURE_2D,oe,0,0,$e.width,$e.height,nt,$e.data):t.compressedTexImage2D(n.TEXTURE_2D,oe,ct,$e.width,$e.height,0,$e.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):Ie?ee&&t.texSubImage2D(n.TEXTURE_2D,oe,0,0,$e.width,$e.height,nt,Rt,$e.data):t.texImage2D(n.TEXTURE_2D,oe,ct,$e.width,$e.height,0,nt,Rt,$e.data)}else if(N.isDataArrayTexture)if(Ie){if(it&&t.texStorage3D(n.TEXTURE_2D_ARRAY,He,ct,Ne.width,Ne.height,Ne.depth),ee)if(N.layerUpdates.size>0){const oe=Kw(Ne.width,Ne.height,N.format,N.type);for(const Ce of N.layerUpdates){const Ge=Ne.data.subarray(Ce*oe/Ne.data.BYTES_PER_ELEMENT,(Ce+1)*oe/Ne.data.BYTES_PER_ELEMENT);t.texSubImage3D(n.TEXTURE_2D_ARRAY,0,0,0,Ce,Ne.width,Ne.height,1,nt,Rt,Ge)}N.clearLayerUpdates()}else t.texSubImage3D(n.TEXTURE_2D_ARRAY,0,0,0,0,Ne.width,Ne.height,Ne.depth,nt,Rt,Ne.data)}else t.texImage3D(n.TEXTURE_2D_ARRAY,0,ct,Ne.width,Ne.height,Ne.depth,0,nt,Rt,Ne.data);else if(N.isData3DTexture)Ie?(it&&t.texStorage3D(n.TEXTURE_3D,He,ct,Ne.width,Ne.height,Ne.depth),ee&&t.texSubImage3D(n.TEXTURE_3D,0,0,0,0,Ne.width,Ne.height,Ne.depth,nt,Rt,Ne.data)):t.texImage3D(n.TEXTURE_3D,0,ct,Ne.width,Ne.height,Ne.depth,0,nt,Rt,Ne.data);else if(N.isFramebufferTexture){if(it)if(Ie)t.texStorage2D(n.TEXTURE_2D,He,ct,Ne.width,Ne.height);else{let oe=Ne.width,Ce=Ne.height;for(let Ge=0;Ge<He;Ge++)t.texImage2D(n.TEXTURE_2D,Ge,ct,oe,Ce,0,nt,Rt,null),oe>>=1,Ce>>=1}}else if(bt.length>0){if(Ie&&it){const oe=wt(bt[0]);t.texStorage2D(n.TEXTURE_2D,He,ct,oe.width,oe.height)}for(let oe=0,Ce=bt.length;oe<Ce;oe++)$e=bt[oe],Ie?ee&&t.texSubImage2D(n.TEXTURE_2D,oe,0,0,nt,Rt,$e):t.texImage2D(n.TEXTURE_2D,oe,ct,nt,Rt,$e);N.generateMipmaps=!1}else if(Ie){if(it){const oe=wt(Ne);t.texStorage2D(n.TEXTURE_2D,He,ct,oe.width,oe.height)}ee&&t.texSubImage2D(n.TEXTURE_2D,0,0,0,nt,Rt,Ne)}else t.texImage2D(n.TEXTURE_2D,0,ct,nt,Rt,Ne);M(N)&&b(De),lt.__version=Le.version,N.onUpdate&&N.onUpdate(N)}X.__version=N.version}function ae(X,N,ve){if(N.image.length!==6)return;const De=Pe(X,N),ke=N.source;t.bindTexture(n.TEXTURE_CUBE_MAP,X.__webglTexture,n.TEXTURE0+ve);const Le=i.get(ke);if(ke.version!==Le.__version||De===!0){t.activeTexture(n.TEXTURE0+ve);const lt=Kt.getPrimaries(Kt.workingColorSpace),Qe=N.colorSpace===ss?null:Kt.getPrimaries(N.colorSpace),tt=N.colorSpace===ss||lt===Qe?n.NONE:n.BROWSER_DEFAULT_WEBGL;n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,N.flipY),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,N.premultiplyAlpha),n.pixelStorei(n.UNPACK_ALIGNMENT,N.unpackAlignment),n.pixelStorei(n.UNPACK_COLORSPACE_CONVERSION_WEBGL,tt);const vt=N.isCompressedTexture||N.image[0].isCompressedTexture,Ne=N.image[0]&&N.image[0].isDataTexture,nt=[];for(let Ce=0;Ce<6;Ce++)!vt&&!Ne?nt[Ce]=T(N.image[Ce],!0,r.maxCubemapSize):nt[Ce]=Ne?N.image[Ce].image:N.image[Ce],nt[Ce]=yt(N,nt[Ce]);const Rt=nt[0],ct=s.convert(N.format,N.colorSpace),$e=s.convert(N.type),bt=A(N.internalFormat,ct,$e,N.colorSpace),Ie=N.isVideoTexture!==!0,it=Le.__version===void 0||De===!0,ee=ke.dataReady;let He=P(N,Rt);Ae(n.TEXTURE_CUBE_MAP,N);let oe;if(vt){Ie&&it&&t.texStorage2D(n.TEXTURE_CUBE_MAP,He,bt,Rt.width,Rt.height);for(let Ce=0;Ce<6;Ce++){oe=nt[Ce].mipmaps;for(let Ge=0;Ge<oe.length;Ge++){const gt=oe[Ge];N.format!==Vn?ct!==null?Ie?ee&&t.compressedTexSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge,0,0,gt.width,gt.height,ct,gt.data):t.compressedTexImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge,bt,gt.width,gt.height,0,gt.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):Ie?ee&&t.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge,0,0,gt.width,gt.height,ct,$e,gt.data):t.texImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge,bt,gt.width,gt.height,0,ct,$e,gt.data)}}}else{if(oe=N.mipmaps,Ie&&it){oe.length>0&&He++;const Ce=wt(nt[0]);t.texStorage2D(n.TEXTURE_CUBE_MAP,He,bt,Ce.width,Ce.height)}for(let Ce=0;Ce<6;Ce++)if(Ne){Ie?ee&&t.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,0,0,0,nt[Ce].width,nt[Ce].height,ct,$e,nt[Ce].data):t.texImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,0,bt,nt[Ce].width,nt[Ce].height,0,ct,$e,nt[Ce].data);for(let Ge=0;Ge<oe.length;Ge++){const Pt=oe[Ge].image[Ce].image;Ie?ee&&t.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge+1,0,0,Pt.width,Pt.height,ct,$e,Pt.data):t.texImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge+1,bt,Pt.width,Pt.height,0,ct,$e,Pt.data)}}else{Ie?ee&&t.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,0,0,0,ct,$e,nt[Ce]):t.texImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,0,bt,ct,$e,nt[Ce]);for(let Ge=0;Ge<oe.length;Ge++){const gt=oe[Ge];Ie?ee&&t.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge+1,0,0,ct,$e,gt.image[Ce]):t.texImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+Ce,Ge+1,bt,ct,$e,gt.image[Ce])}}}M(N)&&b(n.TEXTURE_CUBE_MAP),Le.__version=ke.version,N.onUpdate&&N.onUpdate(N)}X.__version=N.version}function ge(X,N,ve,De,ke,Le){const lt=s.convert(ve.format,ve.colorSpace),Qe=s.convert(ve.type),tt=A(ve.internalFormat,lt,Qe,ve.colorSpace);if(!i.get(N).__hasExternalTextures){const Ne=Math.max(1,N.width>>Le),nt=Math.max(1,N.height>>Le);ke===n.TEXTURE_3D||ke===n.TEXTURE_2D_ARRAY?t.texImage3D(ke,Le,tt,Ne,nt,N.depth,0,lt,Qe,null):t.texImage2D(ke,Le,tt,Ne,nt,0,lt,Qe,null)}t.bindFramebuffer(n.FRAMEBUFFER,X),ut(N)?l.framebufferTexture2DMultisampleEXT(n.FRAMEBUFFER,De,ke,i.get(ve).__webglTexture,0,jt(N)):(ke===n.TEXTURE_2D||ke>=n.TEXTURE_CUBE_MAP_POSITIVE_X&&ke<=n.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&n.framebufferTexture2D(n.FRAMEBUFFER,De,ke,i.get(ve).__webglTexture,Le),t.bindFramebuffer(n.FRAMEBUFFER,null)}function ce(X,N,ve){if(n.bindRenderbuffer(n.RENDERBUFFER,X),N.depthBuffer){const De=N.depthTexture,ke=De&&De.isDepthTexture?De.type:null,Le=E(N.stencilBuffer,ke),lt=N.stencilBuffer?n.DEPTH_STENCIL_ATTACHMENT:n.DEPTH_ATTACHMENT,Qe=jt(N);ut(N)?l.renderbufferStorageMultisampleEXT(n.RENDERBUFFER,Qe,Le,N.width,N.height):ve?n.renderbufferStorageMultisample(n.RENDERBUFFER,Qe,Le,N.width,N.height):n.renderbufferStorage(n.RENDERBUFFER,Le,N.width,N.height),n.framebufferRenderbuffer(n.FRAMEBUFFER,lt,n.RENDERBUFFER,X)}else{const De=N.textures;for(let ke=0;ke<De.length;ke++){const Le=De[ke],lt=s.convert(Le.format,Le.colorSpace),Qe=s.convert(Le.type),tt=A(Le.internalFormat,lt,Qe,Le.colorSpace),vt=jt(N);ve&&ut(N)===!1?n.renderbufferStorageMultisample(n.RENDERBUFFER,vt,tt,N.width,N.height):ut(N)?l.renderbufferStorageMultisampleEXT(n.RENDERBUFFER,vt,tt,N.width,N.height):n.renderbufferStorage(n.RENDERBUFFER,tt,N.width,N.height)}}n.bindRenderbuffer(n.RENDERBUFFER,null)}function Me(X,N){if(N&&N.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(t.bindFramebuffer(n.FRAMEBUFFER,X),!(N.depthTexture&&N.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");(!i.get(N.depthTexture).__webglTexture||N.depthTexture.image.width!==N.width||N.depthTexture.image.height!==N.height)&&(N.depthTexture.image.width=N.width,N.depthTexture.image.height=N.height,N.depthTexture.needsUpdate=!0),de(N.depthTexture,0);const De=i.get(N.depthTexture).__webglTexture,ke=jt(N);if(N.depthTexture.format===Bo)ut(N)?l.framebufferTexture2DMultisampleEXT(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.TEXTURE_2D,De,0,ke):n.framebufferTexture2D(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.TEXTURE_2D,De,0);else if(N.depthTexture.format===nl)ut(N)?l.framebufferTexture2DMultisampleEXT(n.FRAMEBUFFER,n.DEPTH_STENCIL_ATTACHMENT,n.TEXTURE_2D,De,0,ke):n.framebufferTexture2D(n.FRAMEBUFFER,n.DEPTH_STENCIL_ATTACHMENT,n.TEXTURE_2D,De,0);else throw new Error("Unknown depthTexture format")}function Ye(X){const N=i.get(X),ve=X.isWebGLCubeRenderTarget===!0;if(X.depthTexture&&!N.__autoAllocateDepthBuffer){if(ve)throw new Error("target.depthTexture not supported in Cube render targets");Me(N.__webglFramebuffer,X)}else if(ve){N.__webglDepthbuffer=[];for(let De=0;De<6;De++)t.bindFramebuffer(n.FRAMEBUFFER,N.__webglFramebuffer[De]),N.__webglDepthbuffer[De]=n.createRenderbuffer(),ce(N.__webglDepthbuffer[De],X,!1)}else t.bindFramebuffer(n.FRAMEBUFFER,N.__webglFramebuffer),N.__webglDepthbuffer=n.createRenderbuffer(),ce(N.__webglDepthbuffer,X,!1);t.bindFramebuffer(n.FRAMEBUFFER,null)}function ht(X,N,ve){const De=i.get(X);N!==void 0&&ge(De.__webglFramebuffer,X,X.texture,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,0),ve!==void 0&&Ye(X)}function ft(X){const N=X.texture,ve=i.get(X),De=i.get(N);X.addEventListener("dispose",O);const ke=X.textures,Le=X.isWebGLCubeRenderTarget===!0,lt=ke.length>1;if(lt||(De.__webglTexture===void 0&&(De.__webglTexture=n.createTexture()),De.__version=N.version,a.memory.textures++),Le){ve.__webglFramebuffer=[];for(let Qe=0;Qe<6;Qe++)if(N.mipmaps&&N.mipmaps.length>0){ve.__webglFramebuffer[Qe]=[];for(let tt=0;tt<N.mipmaps.length;tt++)ve.__webglFramebuffer[Qe][tt]=n.createFramebuffer()}else ve.__webglFramebuffer[Qe]=n.createFramebuffer()}else{if(N.mipmaps&&N.mipmaps.length>0){ve.__webglFramebuffer=[];for(let Qe=0;Qe<N.mipmaps.length;Qe++)ve.__webglFramebuffer[Qe]=n.createFramebuffer()}else ve.__webglFramebuffer=n.createFramebuffer();if(lt)for(let Qe=0,tt=ke.length;Qe<tt;Qe++){const vt=i.get(ke[Qe]);vt.__webglTexture===void 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vt=s.convert(tt.format,tt.colorSpace),Ne=s.convert(tt.type),nt=A(tt.internalFormat,vt,Ne,tt.colorSpace,X.isXRRenderTarget===!0),Rt=jt(X);n.renderbufferStorageMultisample(n.RENDERBUFFER,Rt,nt,X.width,X.height),n.framebufferRenderbuffer(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0+Qe,n.RENDERBUFFER,ve.__webglColorRenderbuffer[Qe])}n.bindRenderbuffer(n.RENDERBUFFER,null),X.depthBuffer&&(ve.__webglDepthRenderbuffer=n.createRenderbuffer(),ce(ve.__webglDepthRenderbuffer,X,!0)),t.bindFramebuffer(n.FRAMEBUFFER,null)}}if(Le){t.bindTexture(n.TEXTURE_CUBE_MAP,De.__webglTexture),Ae(n.TEXTURE_CUBE_MAP,N);for(let Qe=0;Qe<6;Qe++)if(N.mipmaps&&N.mipmaps.length>0)for(let tt=0;tt<N.mipmaps.length;tt++)ge(ve.__webglFramebuffer[Qe][tt],X,N,n.COLOR_ATTACHMENT0,n.TEXTURE_CUBE_MAP_POSITIVE_X+Qe,tt);else ge(ve.__webglFramebuffer[Qe],X,N,n.COLOR_ATTACHMENT0,n.TEXTURE_CUBE_MAP_POSITIVE_X+Qe,0);M(N)&&b(n.TEXTURE_CUBE_MAP),t.unbindTexture()}else if(lt){for(let Qe=0,tt=ke.length;Qe<tt;Qe++){const vt=ke[Qe],Ne=i.get(vt);t.bindTexture(n.TEXTURE_2D,Ne.__webglTexture),Ae(n.TEXTURE_2D,vt),ge(ve.__webglFramebuffer,X,vt,n.COLOR_ATTACHMENT0+Qe,n.TEXTURE_2D,0),M(vt)&&b(n.TEXTURE_2D)}t.unbindTexture()}else{let Qe=n.TEXTURE_2D;if((X.isWebGL3DRenderTarget||X.isWebGLArrayRenderTarget)&&(Qe=X.isWebGL3DRenderTarget?n.TEXTURE_3D:n.TEXTURE_2D_ARRAY),t.bindTexture(Qe,De.__webglTexture),Ae(Qe,N),N.mipmaps&&N.mipmaps.length>0)for(let tt=0;tt<N.mipmaps.length;tt++)ge(ve.__webglFramebuffer[tt],X,N,n.COLOR_ATTACHMENT0,Qe,tt);else ge(ve.__webglFramebuffer,X,N,n.COLOR_ATTACHMENT0,Qe,0);M(N)&&b(Qe),t.unbindTexture()}X.depthBuffer&&Ye(X)}function Wt(X){const N=X.textures;for(let ve=0,De=N.length;ve<De;ve++){const ke=N[ve];if(M(ke)){const Le=X.isWebGLCubeRenderTarget?n.TEXTURE_CUBE_MAP:n.TEXTURE_2D,lt=i.get(ke).__webglTexture;t.bindTexture(Le,lt),b(Le),t.unbindTexture()}}}const Z=[],Jt=[];function Ut(X){if(X.samples>0){if(ut(X)===!1){const N=X.textures,ve=X.width,De=X.height;let ke=n.COLOR_BUFFER_BIT;const Le=X.stencilBuffer?n.DEPTH_STENCIL_ATTACHMENT:n.DEPTH_ATTACHMENT,lt=i.get(X),Qe=N.length>1;if(Qe)for(let tt=0;tt<N.length;tt++)t.bindFramebuffer(n.FRAMEBUFFER,lt.__webglMultisampledFramebuffer),n.framebufferRenderbuffer(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0+tt,n.RENDERBUFFER,null),t.bindFramebuffer(n.FRAMEBUFFER,lt.__webglFramebuffer),n.framebufferTexture2D(n.DRAW_FRAMEBUFFER,n.COLOR_ATTACHMENT0+tt,n.TEXTURE_2D,null,0);t.bindFramebuffer(n.READ_FRAMEBUFFER,lt.__webglMultisampledFramebuffer),t.bindFramebuffer(n.DRAW_FRAMEBUFFER,lt.__webglFramebuffer);for(let tt=0;tt<N.length;tt++){if(X.resolveDepthBuffer&&(X.depthBuffer&&(ke|=n.DEPTH_BUFFER_BIT),X.stencilBuffer&&X.resolveStencilBuffer&&(ke|=n.STENCIL_BUFFER_BIT)),Qe){n.framebufferRenderbuffer(n.READ_FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.RENDERBUFFER,lt.__webglColorRenderbuffer[tt]);const vt=i.get(N[tt]).__webglTexture;n.framebufferTexture2D(n.DRAW_FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,vt,0)}n.blitFramebuffer(0,0,ve,De,0,0,ve,De,ke,n.NEAREST),d===!0&&(Z.length=0,Jt.length=0,Z.push(n.COLOR_ATTACHMENT0+tt),X.depthBuffer&&X.resolveDepthBuffer===!1&&(Z.push(Le),Jt.push(Le),n.invalidateFramebuffer(n.DRAW_FRAMEBUFFER,Jt)),n.invalidateFramebuffer(n.READ_FRAMEBUFFER,Z))}if(t.bindFramebuffer(n.READ_FRAMEBUFFER,null),t.bindFramebuffer(n.DRAW_FRAMEBUFFER,null),Qe)for(let tt=0;tt<N.length;tt++){t.bindFramebuffer(n.FRAMEBUFFER,lt.__webglMultisampledFramebuffer),n.framebufferRenderbuffer(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0+tt,n.RENDERBUFFER,lt.__webglColorRenderbuffer[tt]);const vt=i.get(N[tt]).__webglTexture;t.bindFramebuffer(n.FRAMEBUFFER,lt.__webglFramebuffer),n.framebufferTexture2D(n.DRAW_FRAMEBUFFER,n.COLOR_ATTACHMENT0+tt,n.TEXTURE_2D,vt,0)}t.bindFramebuffer(n.DRAW_FRAMEBUFFER,lt.__webglMultisampledFramebuffer)}else if(X.depthBuffer&&X.resolveDepthBuffer===!1&&d){const N=X.stencilBuffer?n.DEPTH_STENCIL_ATTACHMENT:n.DEPTH_ATTACHMENT;n.invalidateFramebuffer(n.DRAW_FRAMEBUFFER,[N])}}}function jt(X){return Math.min(r.maxSamples,X.samples)}function ut(X){const N=i.get(X);return X.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&N.__useRenderToTexture!==!1}function yn(X){const N=a.render.frame;m.get(X)!==N&&(m.set(X,N),X.update())}function yt(X,N){const ve=X.colorSpace,De=X.format,ke=X.type;return X.isCompressedTexture===!0||X.isVideoTexture===!0||ve!==Sn&&ve!==ss&&(Kt.getTransfer(ve)===pn?(De!==Vn||ke!==Bi)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",ve)),N}function wt(X){return typeof HTMLImageElement<"u"&&X instanceof HTMLImageElement?(h.width=X.naturalWidth||X.width,h.height=X.naturalHeight||X.height):typeof VideoFrame<"u"&&X instanceof VideoFrame?(h.width=X.displayWidth,h.height=X.displayHeight):(h.width=X.width,h.height=X.height),h}this.allocateTextureUnit=ie,this.resetTextureUnits=V,this.setTexture2D=de,this.setTexture2DArray=me,this.setTexture3D=$,this.setTextureCube=ue,this.rebindTextures=ht,this.setupRenderTarget=ft,this.updateRenderTargetMipmap=Wt,this.updateMultisampleRenderTarget=Ut,this.setupDepthRenderbuffer=Ye,this.setupFrameBufferTexture=ge,this.useMultisampledRTT=ut}function kO(n,e){function t(i,r=ss){let s;const a=Kt.getTransfer(r);if(i===Bi)return n.UNSIGNED_BYTE;if(i===y_)return n.UNSIGNED_SHORT_4_4_4_4;if(i===b_)return n.UNSIGNED_SHORT_5_5_5_1;if(i===hE)return n.UNSIGNED_INT_5_9_9_9_REV;if(i===uE)return n.BYTE;if(i===dE)return n.SHORT;if(i===Pc)return n.UNSIGNED_SHORT;if(i===v_)return n.INT;if(i===Da)return n.UNSIGNED_INT;if(i===Un)return n.FLOAT;if(i===gi)return n.HALF_FLOAT;if(i===fE)return n.ALPHA;if(i===pE)return n.RGB;if(i===Vn)return n.RGBA;if(i===mE)return n.LUMINANCE;if(i===gE)return n.LUMINANCE_ALPHA;if(i===Bo)return n.DEPTH_COMPONENT;if(i===nl)return n.DEPTH_STENCIL;if(i===Wc)return n.RED;if(i===x_)return n.RED_INTEGER;if(i===_E)return n.RG;if(i===w_)return n.RG_INTEGER;if(i===S_)return n.RGBA_INTEGER;if(i===Pd||i===Ld||i===Id||i===Dd)if(a===pn)if(s=e.get("WEBGL_compressed_texture_s3tc_srgb"),s!==null){if(i===Pd)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(i===Ld)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(i===Id)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(i===Dd)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(s=e.get("WEBGL_compressed_texture_s3tc"),s!==null){if(i===Pd)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(i===Ld)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(i===Id)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(i===Dd)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(i===Dm||i===km||i===Fm||i===Um)if(s=e.get("WEBGL_compressed_texture_pvrtc"),s!==null){if(i===Dm)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(i===km)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(i===Fm)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(i===Um)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(i===Om||i===Nm||i===Bm)if(s=e.get("WEBGL_compressed_texture_etc"),s!==null){if(i===Om||i===Nm)return a===pn?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(i===Bm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(i===zm||i===Hm||i===Gm||i===Vm||i===Wm||i===jm||i===Xm||i===Ym||i===$m||i===qm||i===Km||i===Zm||i===Qm||i===Jm)if(s=e.get("WEBGL_compressed_texture_astc"),s!==null){if(i===zm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(i===Hm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(i===Gm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(i===Vm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(i===Wm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(i===jm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(i===Xm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(i===Ym)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(i===$m)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(i===qm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(i===Km)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(i===Zm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(i===Qm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(i===Jm)return a===pn?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(i===kd||i===eg||i===tg)if(s=e.get("EXT_texture_compression_bptc"),s!==null){if(i===kd)return a===pn?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(i===eg)return s.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(i===tg)return s.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(i===vE||i===ng||i===ig||i===rg)if(s=e.get("EXT_texture_compression_rgtc"),s!==null){if(i===kd)return s.COMPRESSED_RED_RGTC1_EXT;if(i===ng)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(i===ig)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(i===rg)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return i===tl?n.UNSIGNED_INT_24_8:n[i]!==void 0?n[i]:null}return{convert:t}}class FO extends mi{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}let Nr=class extends sn{constructor(){super(),this.isGroup=!0,this.type="Group"}};const UO={type:"move"};class _p{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new Nr,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return this._targetRay===null&&(this._targetRay=new Nr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new j,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new j),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new Nr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new j,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new j),this._grip}dispatchEvent(e){return this._targetRay!==null&&this._targetRay.dispatchEvent(e),this._grip!==null&&this._grip.dispatchEvent(e),this._hand!==null&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const i of e.hand.values())this._getHandJoint(t,i)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),this._targetRay!==null&&(this._targetRay.visible=!1),this._grip!==null&&(this._grip.visible=!1),this._hand!==null&&(this._hand.visible=!1),this}update(e,t,i){let r=null,s=null,a=null;const l=this._targetRay,d=this._grip,h=this._hand;if(e&&t.session.visibilityState!=="visible-blurred"){if(h&&e.hand){a=!0;for(const T of e.hand.values()){const M=t.getJointPose(T,i),b=this._getHandJoint(h,T);M!==null&&(b.matrix.fromArray(M.transform.matrix),b.matrix.decompose(b.position,b.rotation,b.scale),b.matrixWorldNeedsUpdate=!0,b.jointRadius=M.radius),b.visible=M!==null}const m=h.joints["index-finger-tip"],u=h.joints["thumb-tip"],g=m.position.distanceTo(u.position),v=.02,w=.005;h.inputState.pinching&&g>v+w?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!h.inputState.pinching&&g<=v-w&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else d!==null&&e.gripSpace&&(s=t.getPose(e.gripSpace,i),s!==null&&(d.matrix.fromArray(s.transform.matrix),d.matrix.decompose(d.position,d.rotation,d.scale),d.matrixWorldNeedsUpdate=!0,s.linearVelocity?(d.hasLinearVelocity=!0,d.linearVelocity.copy(s.linearVelocity)):d.hasLinearVelocity=!1,s.angularVelocity?(d.hasAngularVelocity=!0,d.angularVelocity.copy(s.angularVelocity)):d.hasAngularVelocity=!1));l!==null&&(r=t.getPose(e.targetRaySpace,i),r===null&&s!==null&&(r=s),r!==null&&(l.matrix.fromArray(r.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,r.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(r.linearVelocity)):l.hasLinearVelocity=!1,r.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(r.angularVelocity)):l.hasAngularVelocity=!1,this.dispatchEvent(UO)))}return l!==null&&(l.visible=r!==null),d!==null&&(d.visible=s!==null),h!==null&&(h.visible=a!==null),this}_getHandJoint(e,t){if(e.joints[t.jointName]===void 0){const i=new Nr;i.matrixAutoUpdate=!1,i.visible=!1,e.joints[t.jointName]=i,e.add(i)}return e.joints[t.jointName]}}const OO=`
void main() {

	gl_Position = vec4( position, 1.0 );

}`,NO=`
uniform sampler2DArray depthColor;
uniform float depthWidth;
uniform float depthHeight;

void main() {

	vec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );

	if ( coord.x >= 1.0 ) {

		gl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;

	} else {

		gl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;

	}

}`;class BO{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t,i){if(this.texture===null){const r=new qn,s=e.properties.get(r);s.__webglTexture=t.texture,(t.depthNear!=i.depthNear||t.depthFar!=i.depthFar)&&(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=r}}getMesh(e){if(this.texture!==null&&this.mesh===null){const t=e.cameras[0].viewport,i=new zi({vertexShader:OO,fragmentShader:NO,uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new wn(new Yc(20,20),i)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class zO extends ul{constructor(e,t){super();const i=this;let r=null,s=1,a=null,l="local-floor",d=1,h=null,m=null,u=null,g=null,v=null,w=null;const T=new BO,M=t.getContextAttributes();let b=null,A=null;const E=[],P=[],G=new et;let O=null;const B=new mi;B.layers.enable(1),B.viewport=new $t;const F=new mi;F.layers.enable(2),F.viewport=new $t;const D=[B,F],L=new FO;L.layers.enable(1),L.layers.enable(2);let V=null,ie=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(ae){let ge=E[ae];return ge===void 0&&(ge=new _p,E[ae]=ge),ge.getTargetRaySpace()},this.getControllerGrip=function(ae){let ge=E[ae];return ge===void 0&&(ge=new _p,E[ae]=ge),ge.getGripSpace()},this.getHand=function(ae){let ge=E[ae];return ge===void 0&&(ge=new _p,E[ae]=ge),ge.getHandSpace()};function re(ae){const ge=P.indexOf(ae.inputSource);if(ge===-1)return;const ce=E[ge];ce!==void 0&&(ce.update(ae.inputSource,ae.frame,h||a),ce.dispatchEvent({type:ae.type,data:ae.inputSource}))}function de(){r.removeEventListener("select",re),r.removeEventListener("selectstart",re),r.removeEventListener("selectend",re),r.removeEventListener("squeeze",re),r.removeEventListener("squeezestart",re),r.removeEventListener("squeezeend",re),r.removeEventListener("end",de),r.removeEventListener("inputsourceschange",me);for(let ae=0;ae<E.length;ae++){const ge=P[ae];ge!==null&&(P[ae]=null,E[ae].disconnect(ge))}V=null,ie=null,T.reset(),e.setRenderTarget(b),v=null,g=null,u=null,r=null,A=null,Ue.stop(),i.isPresenting=!1,e.setPixelRatio(O),e.setSize(G.width,G.height,!1),i.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function(ae){s=ae,i.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(ae){l=ae,i.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return h||a},this.setReferenceSpace=function(ae){h=ae},this.getBaseLayer=function(){return g!==null?g:v},this.getBinding=function(){return u},this.getFrame=function(){return w},this.getSession=function(){return r},this.setSession=async function(ae){if(r=ae,r!==null){if(b=e.getRenderTarget(),r.addEventListener("select",re),r.addEventListener("selectstart",re),r.addEventListener("selectend",re),r.addEventListener("squeeze",re),r.addEventListener("squeezestart",re),r.addEventListener("squeezeend",re),r.addEventListener("end",de),r.addEventListener("inputsourceschange",me),M.xrCompatible!==!0&&await t.makeXRCompatible(),O=e.getPixelRatio(),e.getSize(G),r.renderState.layers===void 0){const ge={antialias:M.antialias,alpha:!0,depth:M.depth,stencil:M.stencil,framebufferScaleFactor:s};v=new XRWebGLLayer(r,t,ge),r.updateRenderState({baseLayer:v}),e.setPixelRatio(1),e.setSize(v.framebufferWidth,v.framebufferHeight,!1),A=new Zs(v.framebufferWidth,v.framebufferHeight,{format:Vn,type:Bi,colorSpace:e.outputColorSpace,stencilBuffer:M.stencil})}else{let ge=null,ce=null,Me=null;M.depth&&(Me=M.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,ge=M.stencil?nl:Bo,ce=M.stencil?tl:Da);const Ye={colorFormat:t.RGBA8,depthFormat:Me,scaleFactor:s};u=new XRWebGLBinding(r,t),g=u.createProjectionLayer(Ye),r.updateRenderState({layers:[g]}),e.setPixelRatio(1),e.setSize(g.textureWidth,g.textureHeight,!1),A=new Zs(g.textureWidth,g.textureHeight,{format:Vn,type:Bi,depthTexture:new DE(g.textureWidth,g.textureHeight,ce,void 0,void 0,void 0,void 0,void 0,void 0,ge),stencilBuffer:M.stencil,colorSpace:e.outputColorSpace,samples:M.antialias?4:0,resolveDepthBuffer:g.ignoreDepthValues===!1})}A.isXRRenderTarget=!0,this.setFoveation(d),h=null,a=await r.requestReferenceSpace(l),Ue.setContext(r),Ue.start(),i.isPresenting=!0,i.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(r!==null)return r.environmentBlendMode},this.getDepthTexture=function(){return T.getDepthTexture()};function me(ae){for(let ge=0;ge<ae.removed.length;ge++){const ce=ae.removed[ge],Me=P.indexOf(ce);Me>=0&&(P[Me]=null,E[Me].disconnect(ce))}for(let ge=0;ge<ae.added.length;ge++){const ce=ae.added[ge];let Me=P.indexOf(ce);if(Me===-1){for(let ht=0;ht<E.length;ht++)if(ht>=P.length){P.push(ce),Me=ht;break}else if(P[ht]===null){P[ht]=ce,Me=ht;break}if(Me===-1)break}const Ye=E[Me];Ye&&Ye.connect(ce)}}const $=new j,ue=new j;function Y(ae,ge,ce){$.setFromMatrixPosition(ge.matrixWorld),ue.setFromMatrixPosition(ce.matrixWorld);const Me=$.distanceTo(ue),Ye=ge.projectionMatrix.elements,ht=ce.projectionMatrix.elements,ft=Ye[14]/(Ye[10]-1),Wt=Ye[14]/(Ye[10]+1),Z=(Ye[9]+1)/Ye[5],Jt=(Ye[9]-1)/Ye[5],Ut=(Ye[8]-1)/Ye[0],jt=(ht[8]+1)/ht[0],ut=ft*Ut,yn=ft*jt,yt=Me/(-Ut+jt),wt=yt*-Ut;ge.matrixWorld.decompose(ae.position,ae.quaternion,ae.scale),ae.translateX(wt),ae.translateZ(yt),ae.matrixWorld.compose(ae.position,ae.quaternion,ae.scale),ae.matrixWorldInverse.copy(ae.matrixWorld).invert();const X=ft+yt,N=Wt+yt,ve=ut-wt,De=yn+(Me-wt),ke=Z*Wt/N*X,Le=Jt*Wt/N*X;ae.projectionMatrix.makePerspective(ve,De,ke,Le,X,N),ae.projectionMatrixInverse.copy(ae.projectionMatrix).invert()}function pe(ae,ge){ge===null?ae.matrixWorld.copy(ae.matrix):ae.matrixWorld.multiplyMatrices(ge.matrixWorld,ae.matrix),ae.matrixWorldInverse.copy(ae.matrixWorld).invert()}this.updateCamera=function(ae){if(r===null)return;T.texture!==null&&(ae.near=T.depthNear,ae.far=T.depthFar),L.near=F.near=B.near=ae.near,L.far=F.far=B.far=ae.far,(V!==L.near||ie!==L.far)&&(r.updateRenderState({depthNear:L.near,depthFar:L.far}),V=L.near,ie=L.far,B.near=V,B.far=ie,F.near=V,F.far=ie,B.updateProjectionMatrix(),F.updateProjectionMatrix(),ae.updateProjectionMatrix());const ge=ae.parent,ce=L.cameras;pe(L,ge);for(let Me=0;Me<ce.length;Me++)pe(ce[Me],ge);ce.length===2?Y(L,B,F):L.projectionMatrix.copy(B.projectionMatrix),_e(ae,L,ge)};function _e(ae,ge,ce){ce===null?ae.matrix.copy(ge.matrixWorld):(ae.matrix.copy(ce.matrixWorld),ae.matrix.invert(),ae.matrix.multiply(ge.matrixWorld)),ae.matrix.decompose(ae.position,ae.quaternion,ae.scale),ae.updateMatrixWorld(!0),ae.projectionMatrix.copy(ge.projectionMatrix),ae.projectionMatrixInverse.copy(ge.projectionMatrixInverse),ae.isPerspectiveCamera&&(ae.fov=il*2*Math.atan(1/ae.projectionMatrix.elements[5]),ae.zoom=1)}this.getCamera=function(){return L},this.getFoveation=function(){if(!(g===null&&v===null))return d},this.setFoveation=function(ae){d=ae,g!==null&&(g.fixedFoveation=ae),v!==null&&v.fixedFoveation!==void 0&&(v.fixedFoveation=ae)},this.hasDepthSensing=function(){return T.texture!==null},this.getDepthSensingMesh=function(){return T.getMesh(L)};let Ae=null;function Pe(ae,ge){if(m=ge.getViewerPose(h||a),w=ge,m!==null){const ce=m.views;v!==null&&(e.setRenderTargetFramebuffer(A,v.framebuffer),e.setRenderTarget(A));let Me=!1;ce.length!==L.cameras.length&&(L.cameras.length=0,Me=!0);for(let ht=0;ht<ce.length;ht++){const ft=ce[ht];let Wt=null;if(v!==null)Wt=v.getViewport(ft);else{const Jt=u.getViewSubImage(g,ft);Wt=Jt.viewport,ht===0&&(e.setRenderTargetTextures(A,Jt.colorTexture,g.ignoreDepthValues?void 0:Jt.depthStencilTexture),e.setRenderTarget(A))}let Z=D[ht];Z===void 0&&(Z=new mi,Z.layers.enable(ht),Z.viewport=new $t,D[ht]=Z),Z.matrix.fromArray(ft.transform.matrix),Z.matrix.decompose(Z.position,Z.quaternion,Z.scale),Z.projectionMatrix.fromArray(ft.projectionMatrix),Z.projectionMatrixInverse.copy(Z.projectionMatrix).invert(),Z.viewport.set(Wt.x,Wt.y,Wt.width,Wt.height),ht===0&&(L.matrix.copy(Z.matrix),L.matrix.decompose(L.position,L.quaternion,L.scale)),Me===!0&&L.cameras.push(Z)}const Ye=r.enabledFeatures;if(Ye&&Ye.includes("depth-sensing")){const ht=u.getDepthInformation(ce[0]);ht&&ht.isValid&&ht.texture&&T.init(e,ht,r.renderState)}}for(let ce=0;ce<E.length;ce++){const Me=P[ce],Ye=E[ce];Me!==null&&Ye!==void 0&&Ye.update(Me,ge,h||a)}Ae&&Ae(ae,ge),ge.detectedPlanes&&i.dispatchEvent({type:"planesdetected",data:ge}),w=null}const Ue=new IE;Ue.setAnimationLoop(Pe),this.setAnimationLoop=function(ae){Ae=ae},this.dispose=function(){}}}const ha=new Pn,HO=new ot;function GO(n,e){function t(M,b){M.matrixAutoUpdate===!0&&M.updateMatrix(),b.value.copy(M.matrix)}function i(M,b){b.color.getRGB(M.fogColor.value,TE(n)),b.isFog?(M.fogNear.value=b.near,M.fogFar.value=b.far):b.isFogExp2&&(M.fogDensity.value=b.density)}function r(M,b,A,E,P){b.isMeshBasicMaterial||b.isMeshLambertMaterial?s(M,b):b.isMeshToonMaterial?(s(M,b),u(M,b)):b.isMeshPhongMaterial?(s(M,b),m(M,b)):b.isMeshStandardMaterial?(s(M,b),g(M,b),b.isMeshPhysicalMaterial&&v(M,b,P)):b.isMeshMatcapMaterial?(s(M,b),w(M,b)):b.isMeshDepthMaterial?s(M,b):b.isMeshDistanceMaterial?(s(M,b),T(M,b)):b.isMeshNormalMaterial?s(M,b):b.isLineBasicMaterial?(a(M,b),b.isLineDashedMaterial&&l(M,b)):b.isPointsMaterial?d(M,b,A,E):b.isSpriteMaterial?h(M,b):b.isShadowMaterial?(M.color.value.copy(b.color),M.opacity.value=b.opacity):b.isShaderMaterial&&(b.uniformsNeedUpdate=!1)}function s(M,b){M.opacity.value=b.opacity,b.color&&M.diffuse.value.copy(b.color),b.emissive&&M.emissive.value.copy(b.emissive).multiplyScalar(b.emissiveIntensity),b.map&&(M.map.value=b.map,t(b.map,M.mapTransform)),b.alphaMap&&(M.alphaMap.value=b.alphaMap,t(b.alphaMap,M.alphaMapTransform)),b.bumpMap&&(M.bumpMap.value=b.bumpMap,t(b.bumpMap,M.bumpMapTransform),M.bumpScale.value=b.bumpScale,b.side===Ei&&(M.bumpScale.value*=-1)),b.normalMap&&(M.normalMap.value=b.normalMap,t(b.normalMap,M.normalMapTransform),M.normalScale.value.copy(b.normalScale),b.side===Ei&&M.normalScale.value.negate()),b.displacementMap&&(M.displacementMap.value=b.displacementMap,t(b.displacementMap,M.displacementMapTransform),M.displacementScale.value=b.displacementScale,M.displacementBias.value=b.displacementBias),b.emissiveMap&&(M.emissiveMap.value=b.emissiveMap,t(b.emissiveMap,M.emissiveMapTransform)),b.specularMap&&(M.specularMap.value=b.specularMap,t(b.specularMap,M.specularMapTransform)),b.alphaTest>0&&(M.alphaTest.value=b.alphaTest);const A=e.get(b),E=A.envMap,P=A.envMapRotation;E&&(M.envMap.value=E,ha.copy(P),ha.x*=-1,ha.y*=-1,ha.z*=-1,E.isCubeTexture&&E.isRenderTargetTexture===!1&&(ha.y*=-1,ha.z*=-1),M.envMapRotation.value.setFromMatrix4(HO.makeRotationFromEuler(ha)),M.flipEnvMap.value=E.isCubeTexture&&E.isRenderTargetTexture===!1?-1:1,M.reflectivity.value=b.reflectivity,M.ior.value=b.ior,M.refractionRatio.value=b.refractionRatio),b.lightMap&&(M.lightMap.value=b.lightMap,M.lightMapIntensity.value=b.lightMapIntensity,t(b.lightMap,M.lightMapTransform)),b.aoMap&&(M.aoMap.value=b.aoMap,M.aoMapIntensity.value=b.aoMapIntensity,t(b.aoMap,M.aoMapTransform))}function a(M,b){M.diffuse.value.copy(b.color),M.opacity.value=b.opacity,b.map&&(M.map.value=b.map,t(b.map,M.mapTransform))}function l(M,b){M.dashSize.value=b.dashSize,M.totalSize.value=b.dashSize+b.gapSize,M.scale.value=b.scale}function d(M,b,A,E){M.diffuse.value.copy(b.color),M.opacity.value=b.opacity,M.size.value=b.size*A,M.scale.value=E*.5,b.map&&(M.map.value=b.map,t(b.map,M.uvTransform)),b.alphaMap&&(M.alphaMap.value=b.alphaMap,t(b.alphaMap,M.alphaMapTransform)),b.alphaTest>0&&(M.alphaTest.value=b.alphaTest)}function h(M,b){M.diffuse.value.copy(b.color),M.opacity.value=b.opacity,M.rotation.value=b.rotation,b.map&&(M.map.value=b.map,t(b.map,M.mapTransform)),b.alphaMap&&(M.alphaMap.value=b.alphaMap,t(b.alphaMap,M.alphaMapTransform)),b.alphaTest>0&&(M.alphaTest.value=b.alphaTest)}function m(M,b){M.specular.value.copy(b.specular),M.shininess.value=Math.max(b.shininess,1e-4)}function u(M,b){b.gradientMap&&(M.gradientMap.value=b.gradientMap)}function g(M,b){M.metalness.value=b.metalness,b.metalnessMap&&(M.metalnessMap.value=b.metalnessMap,t(b.metalnessMap,M.metalnessMapTransform)),M.roughness.value=b.roughness,b.roughnessMap&&(M.roughnessMap.value=b.roughnessMap,t(b.roughnessMap,M.roughnessMapTransform)),b.envMap&&(M.envMapIntensity.value=b.envMapIntensity)}function v(M,b,A){M.ior.value=b.ior,b.sheen>0&&(M.sheenColor.value.copy(b.sheenColor).multiplyScalar(b.sheen),M.sheenRoughness.value=b.sheenRoughness,b.sheenColorMap&&(M.sheenColorMap.value=b.sheenColorMap,t(b.sheenColorMap,M.sheenColorMapTransform)),b.sheenRoughnessMap&&(M.sheenRoughnessMap.value=b.sheenRoughnessMap,t(b.sheenRoughnessMap,M.sheenRoughnessMapTransform))),b.clearcoat>0&&(M.clearcoat.value=b.clearcoat,M.clearcoatRoughness.value=b.clearcoatRoughness,b.clearcoatMap&&(M.clearcoatMap.value=b.clearcoatMap,t(b.clearcoatMap,M.clearcoatMapTransform)),b.clearcoatRoughnessMap&&(M.clearcoatRoughnessMap.value=b.clearcoatRoughnessMap,t(b.clearcoatRoughnessMap,M.clearcoatRoughnessMapTransform)),b.clearcoatNormalMap&&(M.clearcoatNormalMap.value=b.clearcoatNormalMap,t(b.clearcoatNormalMap,M.clearcoatNormalMapTransform),M.clearcoatNormalScale.value.copy(b.clearcoatNormalScale),b.side===Ei&&M.clearcoatNormalScale.value.negate())),b.dispersion>0&&(M.dispersion.value=b.dispersion),b.iridescence>0&&(M.iridescence.value=b.iridescence,M.iridescenceIOR.value=b.iridescenceIOR,M.iridescenceThicknessMinimum.value=b.iridescenceThicknessRange[0],M.iridescenceThicknessMaximum.value=b.iridescenceThicknessRange[1],b.iridescenceMap&&(M.iridescenceMap.value=b.iridescenceMap,t(b.iridescenceMap,M.iridescenceMapTransform)),b.iridescenceThicknessMap&&(M.iridescenceThicknessMap.value=b.iridescenceThicknessMap,t(b.iridescenceThicknessMap,M.iridescenceThicknessMapTransform))),b.transmission>0&&(M.transmission.value=b.transmission,M.transmissionSamplerMap.value=A.texture,M.transmissionSamplerSize.value.set(A.width,A.height),b.transmissionMap&&(M.transmissionMap.value=b.transmissionMap,t(b.transmissionMap,M.transmissionMapTransform)),M.thickness.value=b.thickness,b.thicknessMap&&(M.thicknessMap.value=b.thicknessMap,t(b.thicknessMap,M.thicknessMapTransform)),M.attenuationDistance.value=b.attenuationDistance,M.attenuationColor.value.copy(b.attenuationColor)),b.anisotropy>0&&(M.anisotropyVector.value.set(b.anisotropy*Math.cos(b.anisotropyRotation),b.anisotropy*Math.sin(b.anisotropyRotation)),b.anisotropyMap&&(M.anisotropyMap.value=b.anisotropyMap,t(b.anisotropyMap,M.anisotropyMapTransform))),M.specularIntensity.value=b.specularIntensity,M.specularColor.value.copy(b.specularColor),b.specularColorMap&&(M.specularColorMap.value=b.specularColorMap,t(b.specularColorMap,M.specularColorMapTransform)),b.specularIntensityMap&&(M.specularIntensityMap.value=b.specularIntensityMap,t(b.specularIntensityMap,M.specularIntensityMapTransform))}function 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I=T.opaque,k=T.transmissive;if(M.setupLights(),q.isArrayCamera){const W=q.cameras;if(k.length>0)for(let te=0,Q=W.length;te<Q;te++){const le=W[te];ra(I,k,z,le)}ft&&nt.render(z);for(let te=0,Q=W.length;te<Q;te++){const le=W[te];Ci(T,z,le,le.viewport)}}else k.length>0&&ra(I,k,z,q),ft&&nt.render(z),Ci(T,z,q);B!==null&&(wt.updateMultisampleRenderTarget(B),wt.updateRenderTargetMipmap(B)),z.isScene===!0&&z.onAfterRender(E,z,q),Ie.resetDefaultState(),F=-1,D=null,A.pop(),A.length>0?(M=A[A.length-1],ae===!0&&vt.setGlobalState(E.clippingPlanes,M.state.camera)):M=null,b.pop(),b.length>0?T=b[b.length-1]:T=null};function ys(z,q,S,I){if(z.visible===!1)return;if(z.layers.test(q.layers)){if(z.isGroup)S=z.renderOrder;else if(z.isLOD)z.autoUpdate===!0&&z.update(q);else if(z.isLight)M.pushLight(z),z.castShadow&&M.pushShadow(z);else if(z.isSprite){if(!z.frustumCulled||Ue.intersectsSprite(z)){I&&Ye.setFromMatrixPosition(z.matrixWorld).applyMatrix4(ce);const te=ke.update(z),Q=z.material;Q.visible&&T.push(z,te,Q,S,Ye.z,null)}}else if((z.isMesh||z.isLine||z.isPoints)&&(!z.frustumCulled||Ue.intersectsObject(z))){const te=ke.update(z),Q=z.material;if(I&&(z.boundingSphere!==void 0?(z.boundingSphere===null&&z.computeBoundingSphere(),Ye.copy(z.boundingSphere.center)):(te.boundingSphere===null&&te.computeBoundingSphere(),Ye.copy(te.boundingSphere.center)),Ye.applyMatrix4(z.matrixWorld).applyMatrix4(ce)),Array.isArray(Q)){const le=te.groups;for(let R=0,fe=le.length;R<fe;R++){const J=le[R],be=Q[J.materialIndex];be&&be.visible&&T.push(z,te,be,S,Ye.z,J)}}else Q.visible&&T.push(z,te,Q,S,Ye.z,null)}}const W=z.children;for(let te=0,Q=W.length;te<Q;te++)ys(W[te],q,S,I)}function Ci(z,q,S,I){const k=z.opaque,W=z.transmissive,te=z.transparent;M.setupLightsView(S),ae===!0&&vt.setGlobalState(E.clippingPlanes,S),I&&ut.viewport(L.copy(I)),k.length>0&&Ri(k,q,S),W.length>0&&Ri(W,q,S),te.length>0&&Ri(te,q,S),ut.buffers.depth.setTest(!0),ut.buffers.depth.setMask(!0),ut.buffers.color.setMask(!0),ut.setPolygonOffset(!1)}function ra(z,q,S,I){if((S.isScene===!0?S.overrideMaterial:null)!==null)return;M.state.transmissionRenderTarget[I.id]===void 0&&(M.state.transmissionRenderTarget[I.id]=new Zs(1,1,{generateMipmaps:!0,type:Ut.has("EXT_color_buffer_half_float")||Ut.has("EXT_color_buffer_float")?gi:Bi,minFilter:Er,samples:4,stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Kt.workingColorSpace}));const W=M.state.transmissionRenderTarget[I.id],te=I.viewport||L;W.setSize(te.z,te.w);const Q=E.getRenderTarget();E.setRenderTarget(W),E.getClearColor(re),de=E.getClearAlpha(),de<1&&E.setClearColor(16777215,.5),ft?nt.render(S):E.clear();const le=E.toneMapping;E.toneMapping=$s;const R=I.viewport;if(I.viewport!==void 0&&(I.viewport=void 0),M.setupLightsView(I),ae===!0&&vt.setGlobalState(E.clippingPlanes,I),Ri(z,S,I),wt.updateMultisampleRenderTarget(W),wt.updateRenderTargetMipmap(W),Ut.has("WEBGL_multisampled_render_to_texture")===!1){let fe=!1;for(let J=0,be=q.length;J<be;J++){const Fe=q[J],Oe=Fe.object,We=Fe.geometry,Ee=Fe.material,Te=Fe.group;if(Ee.side===Si&&Oe.layers.test(I.layers)){const Xe=Ee.side;Ee.side=Ei,Ee.needsUpdate=!0,bs(Oe,S,I,We,Ee,Te),Ee.side=Xe,Ee.needsUpdate=!0,fe=!0}}fe===!0&&(wt.updateMultisampleRenderTarget(W),wt.updateRenderTargetMipmap(W))}E.setRenderTarget(Q),E.setClearColor(re,de),R!==void 0&&(I.viewport=R),E.toneMapping=le}function Ri(z,q,S){const I=q.isScene===!0?q.overrideMaterial:null;for(let k=0,W=z.length;k<W;k++){const te=z[k],Q=te.object,le=te.geometry,R=I===null?te.material:I,fe=te.group;Q.layers.test(S.layers)&&bs(Q,q,S,le,R,fe)}}function bs(z,q,S,I,k,W){z.onBeforeRender(E,q,S,I,k,W),z.modelViewMatrix.multiplyMatrices(S.matrixWorldInverse,z.matrixWorld),z.normalMatrix.getNormalMatrix(z.modelViewMatrix),k.transparent===!0&&k.side===Si&&k.forceSinglePass===!1?(k.side=Ei,k.needsUpdate=!0,E.renderBufferDirect(S,q,I,k,z,W),k.side=gs,k.needsUpdate=!0,E.renderBufferDirect(S,q,I,k,z,W),k.side=Si):E.renderBufferDirect(S,q,I,k,z,W),z.onAfterRender(E,q,S,I,k,W)}function Qi(z,q,S){q.isScene!==!0&&(q=ht);const I=yt.get(z),k=M.state.lights,W=M.state.shadowsArray,te=k.state.version,Q=Le.getParameters(z,k.state,W,q,S),le=Le.getProgramCacheKey(Q);let R=I.programs;I.environment=z.isMeshStandardMaterial?q.environment:null,I.fog=q.fog,I.envMap=(z.isMeshStandardMaterial?N:X).get(z.envMap||I.environment),I.envMapRotation=I.environment!==null&&z.envMap===null?q.environmentRotation:z.envMapRotation,R===void 0&&(z.addEventListener("dispose",gt),R=new Map,I.programs=R);let fe=R.get(le);if(fe!==void 0){if(I.currentProgram===fe&&I.lightsStateVersion===te)return Xr(z,Q),fe}else Q.uniforms=Le.getUniforms(z),z.onBeforeCompile(Q,E),fe=Le.acquireProgram(Q,le),R.set(le,fe),I.uniforms=Q.uniforms;const J=I.uniforms;return(!z.isShaderMaterial&&!z.isRawShaderMaterial||z.clipping===!0)&&(J.clippingPlanes=vt.uniform),Xr(z,Q),I.needsLights=gl(z),I.lightsStateVersion=te,I.needsLights&&(J.ambientLightColor.value=k.state.ambient,J.lightProbe.value=k.state.probe,J.directionalLights.value=k.state.directional,J.directionalLightShadows.value=k.state.directionalShadow,J.spotLights.value=k.state.spot,J.spotLightShadows.value=k.state.spotShadow,J.rectAreaLights.value=k.state.rectArea,J.ltc_1.value=k.state.rectAreaLTC1,J.ltc_2.value=k.state.rectAreaLTC2,J.pointLights.value=k.state.point,J.pointLightShadows.value=k.state.pointShadow,J.hemisphereLights.value=k.state.hemi,J.directionalShadowMap.value=k.state.directionalShadowMap,J.directionalShadowMatrix.value=k.state.directionalShadowMatrix,J.spotShadowMap.value=k.state.spotShadowMap,J.spotLightMatrix.value=k.state.spotLightMatrix,J.spotLightMap.value=k.state.spotLightMap,J.pointShadowMap.value=k.state.pointShadowMap,J.pointShadowMatrix.value=k.state.pointShadowMatrix),I.currentProgram=fe,I.uniformsList=null,fe}function xs(z){if(z.uniformsList===null){const q=z.currentProgram.getUniforms();z.uniformsList=Fd.seqWithValue(q.seq,z.uniforms)}return z.uniformsList}function Xr(z,q){const S=yt.get(z);S.outputColorSpace=q.outputColorSpace,S.batching=q.batching,S.batchingColor=q.batchingColor,S.instancing=q.instancing,S.instancingColor=q.instancingColor,S.instancingMorph=q.instancingMorph,S.skinning=q.skinning,S.morphTargets=q.morphTargets,S.morphNormals=q.morphNormals,S.morphColors=q.morphColors,S.morphTargetsCount=q.morphTargetsCount,S.numClippingPlanes=q.numClippingPlanes,S.numIntersection=q.numClipIntersection,S.vertexAlphas=q.vertexAlphas,S.vertexTangents=q.vertexTangents,S.toneMapping=q.toneMapping}function Ba(z,q,S,I,k){q.isScene!==!0&&(q=ht),wt.resetTextureUnits();const W=q.fog,te=I.isMeshStandardMaterial?q.environment:null,Q=B===null?E.outputColorSpace:B.isXRRenderTarget===!0?B.texture.colorSpace:Sn,le=(I.isMeshStandardMaterial?N:X).get(I.envMap||te),R=I.vertexColors===!0&&!!S.attributes.color&&S.attributes.color.itemSize===4,fe=!!S.attributes.tangent&&(!!I.normalMap||I.anisotropy>0),J=!!S.morphAttributes.position,be=!!S.morphAttributes.normal,Fe=!!S.morphAttributes.color;let Oe=$s;I.toneMapped&&(B===null||B.isXRRenderTarget===!0)&&(Oe=E.toneMapping);const We=S.morphAttributes.position||S.morphAttributes.normal||S.morphAttributes.color,Ee=We!==void 0?We.length:0,Te=yt.get(I),Xe=M.state.lights;if(ae===!0&&(ge===!0||z!==D)){const Xt=z===D&&I.id===F;vt.setState(I,z,Xt)}let qe=!1;I.version===Te.__version?(Te.needsLights&&Te.lightsStateVersion!==Xe.state.version||Te.outputColorSpace!==Q||k.isBatchedMesh&&Te.batching===!1||!k.isBatchedMesh&&Te.batching===!0||k.isBatchedMesh&&Te.batchingColor===!0&&k.colorTexture===null||k.isBatchedMesh&&Te.batchingColor===!1&&k.colorTexture!==null||k.isInstancedMesh&&Te.instancing===!1||!k.isInstancedMesh&&Te.instancing===!0||k.isSkinnedMesh&&Te.skinning===!1||!k.isSkinnedMesh&&Te.skinning===!0||k.isInstancedMesh&&Te.instancingColor===!0&&k.instanceColor===null||k.isInstancedMesh&&Te.instancingColor===!1&&k.instanceColor!==null||k.isInstancedMesh&&Te.instancingMorph===!0&&k.morphTexture===null||k.isInstancedMesh&&Te.instancingMorph===!1&&k.morphTexture!==null||Te.envMap!==le||I.fog===!0&&Te.fog!==W||Te.numClippingPlanes!==void 0&&(Te.numClippingPlanes!==vt.numPlanes||Te.numIntersection!==vt.numIntersection)||Te.vertexAlphas!==R||Te.vertexTangents!==fe||Te.morphTargets!==J||Te.morphNormals!==be||Te.morphColors!==Fe||Te.toneMapping!==Oe||Te.morphTargetsCount!==Ee)&&(qe=!0):(qe=!0,Te.__version=I.version);let Tt=Te.currentProgram;qe===!0&&(Tt=Qi(I,q,k));let Ht=!1,en=!1,Bt=!1;const pt=Tt.getUniforms(),Gt=Te.uniforms;if(ut.useProgram(Tt.program)&&(Ht=!0,en=!0,Bt=!0),I.id!==F&&(F=I.id,en=!0),Ht||D!==z){pt.setValue(Z,"projectionMatrix",z.projectionMatrix),pt.setValue(Z,"viewMatrix",z.matrixWorldInverse);const Xt=pt.map.cameraPosition;Xt!==void 0&&Xt.setValue(Z,Me.setFromMatrixPosition(z.matrixWorld)),jt.logarithmicDepthBuffer&&pt.setValue(Z,"logDepthBufFC",2/(Math.log(z.far+1)/Math.LN2)),(I.isMeshPhongMaterial||I.isMeshToonMaterial||I.isMeshLambertMaterial||I.isMeshBasicMaterial||I.isMeshStandardMaterial||I.isShaderMaterial)&&pt.setValue(Z,"isOrthographic",z.isOrthographicCamera===!0),D!==z&&(D=z,en=!0,Bt=!0)}if(k.isSkinnedMesh){pt.setOptional(Z,k,"bindMatrix"),pt.setOptional(Z,k,"bindMatrixInverse");const Xt=k.skeleton;Xt&&(Xt.boneTexture===null&&Xt.computeBoneTexture(),pt.setValue(Z,"boneTexture",Xt.boneTexture,wt))}k.isBatchedMesh&&(pt.setOptional(Z,k,"batchingTexture"),pt.setValue(Z,"batchingTexture",k._matricesTexture,wt),pt.setOptional(Z,k,"batchingIdTexture"),pt.setValue(Z,"batchingIdTexture",k._indirectTexture,wt),pt.setOptional(Z,k,"batchingColorTexture"),k._colorsTexture!==null&&pt.setValue(Z,"batchingColorTexture",k._colorsTexture,wt));const In=S.morphAttributes;if((In.position!==void 0||In.normal!==void 0||In.color!==void 0)&&Rt.update(k,S,Tt),(en||Te.receiveShadow!==k.receiveShadow)&&(Te.receiveShadow=k.receiveShadow,pt.setValue(Z,"receiveShadow",k.receiveShadow)),I.isMeshGouraudMaterial&&I.envMap!==null&&(Gt.envMap.value=le,Gt.flipEnvMap.value=le.isCubeTexture&&le.isRenderTargetTexture===!1?-1:1),I.isMeshStandardMaterial&&I.envMap===null&&q.environment!==null&&(Gt.envMapIntensity.value=q.environmentIntensity),en&&(pt.setValue(Z,"toneMappingExposure",E.toneMappingExposure),Te.needsLights&&Ji(Gt,Bt),W&&I.fog===!0&&lt.refreshFogUniforms(Gt,W),lt.refreshMaterialUniforms(Gt,I,ue,$,M.state.transmissionRenderTarget[z.id]),Fd.upload(Z,xs(Te),Gt,wt)),I.isShaderMaterial&&I.uniformsNeedUpdate===!0&&(Fd.upload(Z,xs(Te),Gt,wt),I.uniformsNeedUpdate=!1),I.isSpriteMaterial&&pt.setValue(Z,"center",k.center),pt.setValue(Z,"modelViewMatrix",k.modelViewMatrix),pt.setValue(Z,"normalMatrix",k.normalMatrix),pt.setValue(Z,"modelMatrix",k.matrixWorld),I.isShaderMaterial||I.isRawShaderMaterial){const Xt=I.uniformsGroups;for(let St=0,Zt=Xt.length;St<Zt;St++){const Qn=Xt[St];it.update(Qn,Tt),it.bind(Qn,Tt)}}return Tt}function Ji(z,q){z.ambientLightColor.needsUpdate=q,z.lightProbe.needsUpdate=q,z.directionalLights.needsUpdate=q,z.directionalLightShadows.needsUpdate=q,z.pointLights.needsUpdate=q,z.pointLightShadows.needsUpdate=q,z.spotLights.needsUpdate=q,z.spotLightShadows.needsUpdate=q,z.rectAreaLights.needsUpdate=q,z.hemisphereLights.needsUpdate=q}function gl(z){return z.isMeshLambertMaterial||z.isMeshToonMaterial||z.isMeshPhongMaterial||z.isMeshStandardMaterial||z.isShadowMaterial||z.isShaderMaterial&&z.lights===!0}this.getActiveCubeFace=function(){return G},this.getActiveMipmapLevel=function(){return O},this.getRenderTarget=function(){return B},this.setRenderTargetTextures=function(z,q,S){yt.get(z.texture).__webglTexture=q,yt.get(z.depthTexture).__webglTexture=S;const I=yt.get(z);I.__hasExternalTextures=!0,I.__autoAllocateDepthBuffer=S===void 0,I.__autoAllocateDepthBuffer||Ut.has("WEBGL_multisampled_render_to_texture")===!0&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),I.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(z,q){const S=yt.get(z);S.__webglFramebuffer=q,S.__useDefaultFramebuffer=q===void 0},this.setRenderTarget=function(z,q=0,S=0){B=z,G=q,O=S;let I=!0,k=null,W=!1,te=!1;if(z){const le=yt.get(z);le.__useDefaultFramebuffer!==void 0?(ut.bindFramebuffer(Z.FRAMEBUFFER,null),I=!1):le.__webglFramebuffer===void 0?wt.setupRenderTarget(z):le.__hasExternalTextures&&wt.rebindTextures(z,yt.get(z.texture).__webglTexture,yt.get(z.depthTexture).__webglTexture);const R=z.texture;(R.isData3DTexture||R.isDataArrayTexture||R.isCompressedArrayTexture)&&(te=!0);const fe=yt.get(z).__webglFramebuffer;z.isWebGLCubeRenderTarget?(Array.isArray(fe[q])?k=fe[q][S]:k=fe[q],W=!0):z.samples>0&&wt.useMultisampledRTT(z)===!1?k=yt.get(z).__webglMultisampledFramebuffer:Array.isArray(fe)?k=fe[S]:k=fe,L.copy(z.viewport),V.copy(z.scissor),ie=z.scissorTest}else L.copy(_e).multiplyScalar(ue).floor(),V.copy(Ae).multiplyScalar(ue).floor(),ie=Pe;if(ut.bindFramebuffer(Z.FRAMEBUFFER,k)&&I&&ut.drawBuffers(z,k),ut.viewport(L),ut.scissor(V),ut.setScissorTest(ie),W){const le=yt.get(z.texture);Z.framebufferTexture2D(Z.FRAMEBUFFER,Z.COLOR_ATTACHMENT0,Z.TEXTURE_CUBE_MAP_POSITIVE_X+q,le.__webglTexture,S)}else if(te){const le=yt.get(z.texture),R=q||0;Z.framebufferTextureLayer(Z.FRAMEBUFFER,Z.COLOR_ATTACHMENT0,le.__webglTexture,S||0,R)}F=-1},this.readRenderTargetPixels=function(z,q,S,I,k,W,te){if(!(z&&z.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let Q=yt.get(z).__webglFramebuffer;if(z.isWebGLCubeRenderTarget&&te!==void 0&&(Q=Q[te]),Q){ut.bindFramebuffer(Z.FRAMEBUFFER,Q);try{const le=z.texture,R=le.format,fe=le.type;if(!jt.textureFormatReadable(R)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}if(!jt.textureTypeReadable(fe)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}q>=0&&q<=z.width-I&&S>=0&&S<=z.height-k&&Z.readPixels(q,S,I,k,bt.convert(R),bt.convert(fe),W)}finally{const le=B!==null?yt.get(B).__webglFramebuffer:null;ut.bindFramebuffer(Z.FRAMEBUFFER,le)}}},this.readRenderTargetPixelsAsync=async function(z,q,S,I,k,W,te){if(!(z&&z.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let Q=yt.get(z).__webglFramebuffer;if(z.isWebGLCubeRenderTarget&&te!==void 0&&(Q=Q[te]),Q){ut.bindFramebuffer(Z.FRAMEBUFFER,Q);try{const le=z.texture,R=le.format,fe=le.type;if(!jt.textureFormatReadable(R))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!jt.textureTypeReadable(fe))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(q>=0&&q<=z.width-I&&S>=0&&S<=z.height-k){const J=Z.createBuffer();Z.bindBuffer(Z.PIXEL_PACK_BUFFER,J),Z.bufferData(Z.PIXEL_PACK_BUFFER,W.byteLength,Z.STREAM_READ),Z.readPixels(q,S,I,k,bt.convert(R),bt.convert(fe),0),Z.flush();const be=Z.fenceSync(Z.SYNC_GPU_COMMANDS_COMPLETE,0);await UD(Z,be,4);try{Z.bindBuffer(Z.PIXEL_PACK_BUFFER,J),Z.getBufferSubData(Z.PIXEL_PACK_BUFFER,0,W)}finally{Z.deleteBuffer(J),Z.deleteSync(be)}return W}}finally{const le=B!==null?yt.get(B).__webglFramebuffer:null;ut.bindFramebuffer(Z.FRAMEBUFFER,le)}}},this.copyFramebufferToTexture=function(z,q=null,S=0){z.isTexture!==!0&&(console.warn("WebGLRenderer: copyFramebufferToTexture function signature has changed."),q=arguments[0]||null,z=arguments[1]);const I=Math.pow(2,-S),k=Math.floor(z.image.width*I),W=Math.floor(z.image.height*I),te=q!==null?q.x:0,Q=q!==null?q.y:0;wt.setTexture2D(z,0),Z.copyTexSubImage2D(Z.TEXTURE_2D,S,0,0,te,Q,k,W),ut.unbindTexture()},this.copyTextureToTexture=function(z,q,S=null,I=null,k=0){z.isTexture!==!0&&(console.warn("WebGLRenderer: copyTextureToTexture function signature has changed."),I=arguments[0]||null,z=arguments[1],q=arguments[2],k=arguments[3]||0,S=null);let W,te,Q,le,R,fe;S!==null?(W=S.max.x-S.min.x,te=S.max.y-S.min.y,Q=S.min.x,le=S.min.y):(W=z.image.width,te=z.image.height,Q=0,le=0),I!==null?(R=I.x,fe=I.y):(R=0,fe=0);const J=bt.convert(q.format),be=bt.convert(q.type);wt.setTexture2D(q,0),Z.pixelStorei(Z.UNPACK_FLIP_Y_WEBGL,q.flipY),Z.pixelStorei(Z.UNPACK_PREMULTIPLY_ALPHA_WEBGL,q.premultiplyAlpha),Z.pixelStorei(Z.UNPACK_ALIGNMENT,q.unpackAlignment);const Fe=Z.getParameter(Z.UNPACK_ROW_LENGTH),Oe=Z.getParameter(Z.UNPACK_IMAGE_HEIGHT),We=Z.getParameter(Z.UNPACK_SKIP_PIXELS),Ee=Z.getParameter(Z.UNPACK_SKIP_ROWS),Te=Z.getParameter(Z.UNPACK_SKIP_IMAGES),Xe=z.isCompressedTexture?z.mipmaps[k]:z.image;Z.pixelStorei(Z.UNPACK_ROW_LENGTH,Xe.width),Z.pixelStorei(Z.UNPACK_IMAGE_HEIGHT,Xe.height),Z.pixelStorei(Z.UNPACK_SKIP_PIXELS,Q),Z.pixelStorei(Z.UNPACK_SKIP_ROWS,le),z.isDataTexture?Z.texSubImage2D(Z.TEXTURE_2D,k,R,fe,W,te,J,be,Xe.data):z.isCompressedTexture?Z.compressedTexSubImage2D(Z.TEXTURE_2D,k,R,fe,Xe.width,Xe.height,J,Xe.data):Z.texSubImage2D(Z.TEXTURE_2D,k,R,fe,W,te,J,be,Xe),Z.pixelStorei(Z.UNPACK_ROW_LENGTH,Fe),Z.pixelStorei(Z.UNPACK_IMAGE_HEIGHT,Oe),Z.pixelStorei(Z.UNPACK_SKIP_PIXELS,We),Z.pixelStorei(Z.UNPACK_SKIP_ROWS,Ee),Z.pixelStorei(Z.UNPACK_SKIP_IMAGES,Te),k===0&&q.generateMipmaps&&Z.generateMipmap(Z.TEXTURE_2D),ut.unbindTexture()},this.copyTextureToTexture3D=function(z,q,S=null,I=null,k=0){z.isTexture!==!0&&(console.warn("WebGLRenderer: copyTextureToTexture3D function signature has changed."),S=arguments[0]||null,I=arguments[1]||null,z=arguments[2],q=arguments[3],k=arguments[4]||0);let W,te,Q,le,R,fe,J,be,Fe;const Oe=z.isCompressedTexture?z.mipmaps[k]:z.image;S!==null?(W=S.max.x-S.min.x,te=S.max.y-S.min.y,Q=S.max.z-S.min.z,le=S.min.x,R=S.min.y,fe=S.min.z):(W=Oe.width,te=Oe.height,Q=Oe.depth,le=0,R=0,fe=0),I!==null?(J=I.x,be=I.y,Fe=I.z):(J=0,be=0,Fe=0);const We=bt.convert(q.format),Ee=bt.convert(q.type);let Te;if(q.isData3DTexture)wt.setTexture3D(q,0),Te=Z.TEXTURE_3D;else if(q.isDataArrayTexture||q.isCompressedArrayTexture)wt.setTexture2DArray(q,0),Te=Z.TEXTURE_2D_ARRAY;else{console.warn("THREE.WebGLRenderer.copyTextureToTexture3D: only supports THREE.DataTexture3D and THREE.DataTexture2DArray.");return}Z.pixelStorei(Z.UNPACK_FLIP_Y_WEBGL,q.flipY),Z.pixelStorei(Z.UNPACK_PREMULTIPLY_ALPHA_WEBGL,q.premultiplyAlpha),Z.pixelStorei(Z.UNPACK_ALIGNMENT,q.unpackAlignment);const Xe=Z.getParameter(Z.UNPACK_ROW_LENGTH),qe=Z.getParameter(Z.UNPACK_IMAGE_HEIGHT),Tt=Z.getParameter(Z.UNPACK_SKIP_PIXELS),Ht=Z.getParameter(Z.UNPACK_SKIP_ROWS),en=Z.getParameter(Z.UNPACK_SKIP_IMAGES);Z.pixelStorei(Z.UNPACK_ROW_LENGTH,Oe.width),Z.pixelStorei(Z.UNPACK_IMAGE_HEIGHT,Oe.height),Z.pixelStorei(Z.UNPACK_SKIP_PIXELS,le),Z.pixelStorei(Z.UNPACK_SKIP_ROWS,R),Z.pixelStorei(Z.UNPACK_SKIP_IMAGES,fe),z.isDataTexture||z.isData3DTexture?Z.texSubImage3D(Te,k,J,be,Fe,W,te,Q,We,Ee,Oe.data):q.isCompressedArrayTexture?Z.compressedTexSubImage3D(Te,k,J,be,Fe,W,te,Q,We,Oe.data):Z.texSubImage3D(Te,k,J,be,Fe,W,te,Q,We,Ee,Oe),Z.pixelStorei(Z.UNPACK_ROW_LENGTH,Xe),Z.pixelStorei(Z.UNPACK_IMAGE_HEIGHT,qe),Z.pixelStorei(Z.UNPACK_SKIP_PIXELS,Tt),Z.pixelStorei(Z.UNPACK_SKIP_ROWS,Ht),Z.pixelStorei(Z.UNPACK_SKIP_IMAGES,en),k===0&&q.generateMipmaps&&Z.generateMipmap(Te),ut.unbindTexture()},this.initRenderTarget=function(z){yt.get(z).__webglFramebuffer===void 0&&wt.setupRenderTarget(z)},this.initTexture=function(z){z.isCubeTexture?wt.setTextureCube(z,0):z.isData3DTexture?wt.setTexture3D(z,0):z.isDataArrayTexture||z.isCompressedArrayTexture?wt.setTexture2DArray(z,0):wt.setTexture2D(z,0),ut.unbindTexture()},this.resetState=function(){G=0,O=0,B=null,ut.reset(),Ie.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return cs}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=e===M_?"display-p3":"srgb",t.unpackColorSpace=Kt.workingColorSpace===Hh?"display-p3":"srgb"}}class kc extends sn{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 Pn,this.environmentIntensity=1,this.environmentRotation=new Pn,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),e.background!==null&&(this.background=e.background.clone()),e.environment!==null&&(this.environment=e.environment.clone()),e.fog!==null&&(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),e.overrideMaterial!==null&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return this.fog!==null&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class jO{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=e!==void 0?e.length/t:0,this.usage=ag,this._updateRange={offset:0,count:-1},this.updateRanges=[],this.version=0,this.uuid=Cr()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}get updateRange(){return T_("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,i){e*=this.stride,i*=t.stride;for(let r=0,s=this.stride;r<s;r++)this.array[e+r]=t.array[i+r];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=Cr()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(t,this.stride);return i.setUsage(this.usage),i}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=Cr()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const yi=new j;class L_{constructor(e,t,i,r=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=i,this.normalized=r}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,i=this.data.count;t<i;t++)yi.fromBufferAttribute(this,t),yi.applyMatrix4(e),this.setXYZ(t,yi.x,yi.y,yi.z);return this}applyNormalMatrix(e){for(let t=0,i=this.count;t<i;t++)yi.fromBufferAttribute(this,t),yi.applyNormalMatrix(e),this.setXYZ(t,yi.x,yi.y,yi.z);return this}transformDirection(e){for(let t=0,i=this.count;t<i;t++)yi.fromBufferAttribute(this,t),yi.transformDirection(e),this.setXYZ(t,yi.x,yi.y,yi.z);return this}getComponent(e,t){let i=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(i=Mr(i,this.array)),i}setComponent(e,t,i){return this.normalized&&(i=tn(i,this.array)),this.data.array[e*this.data.stride+this.offset+t]=i,this}setX(e,t){return this.normalized&&(t=tn(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=tn(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=tn(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=tn(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=Mr(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=Mr(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=Mr(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=Mr(t,this.array)),t}setXY(e,t,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=tn(t,this.array),i=tn(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this}setXYZ(e,t,i,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=tn(t,this.array),i=tn(i,this.array),r=tn(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=r,this}setXYZW(e,t,i,r,s){return e=e*this.data.stride+this.offset,this.normalized&&(t=tn(t,this.array),i=tn(i,this.array),r=tn(r,this.array),s=tn(s,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=i,this.data.array[e+2]=r,this.data.array[e+3]=s,this}clone(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let i=0;i<this.count;i++){const r=i*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[r+s])}return new _n(new this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new L_(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const t=[];for(let i=0;i<this.count;i++){const r=i*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)t.push(this.data.array[r+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}const Zw=new j,Qw=new $t,Jw=new $t,XO=new j,eS=new ot,ed=new j,vp=new Wr,tS=new ot,yp=new jc;class NE extends wn{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=tw,this.bindMatrix=new ot,this.bindMatrixInverse=new ot,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new Pr),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let i=0;i<t.count;i++)this.getVertexPosition(i,ed),this.boundingBox.expandByPoint(ed)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new Wr),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let i=0;i<t.count;i++)this.getVertexPosition(i,ed),this.boundingSphere.expandByPoint(ed)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const i=this.material,r=this.matrixWorld;i!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),vp.copy(this.boundingSphere),vp.applyMatrix4(r),e.ray.intersectsSphere(vp)!==!1&&(tS.copy(r).invert(),yp.copy(e.ray).applyMatrix4(tS),!(this.boundingBox!==null&&yp.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,t,yp)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,t===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new $t,t=this.geometry.attributes.skinWeight;for(let i=0,r=t.count;i<r;i++){e.fromBufferAttribute(t,i);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),t.setXYZW(i,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===tw?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===aD?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const i=this.skeleton,r=this.geometry;Qw.fromBufferAttribute(r.attributes.skinIndex,e),Jw.fromBufferAttribute(r.attributes.skinWeight,e),Zw.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let s=0;s<4;s++){const a=Jw.getComponent(s);if(a!==0){const l=Qw.getComponent(s);eS.multiplyMatrices(i.bones[l].matrixWorld,i.boneInverses[l]),t.addScaledVector(XO.copy(Zw).applyMatrix4(eS),a)}}return t.applyMatrix4(this.bindMatrixInverse)}}class _h extends sn{constructor(){super(),this.isBone=!0,this.type="Bone"}}class $c extends qn{constructor(e=null,t=1,i=1,r,s,a,l,d,h=Fn,m=Fn,u,g){super(null,a,l,d,h,m,r,s,u,g),this.isDataTexture=!0,this.image={data:e,width:t,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const nS=new ot,YO=new ot;class Vh{constructor(e=[],t=[]){this.uuid=Cr(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),t.length===0)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let i=0,r=this.bones.length;i<r;i++)this.boneInverses.push(new ot)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const i=new ot;this.bones[e]&&i.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(i)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const i=this.bones[e];i&&i.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const i=this.bones[e];i&&(i.parent&&i.parent.isBone?(i.matrix.copy(i.parent.matrixWorld).invert(),i.matrix.multiply(i.matrixWorld)):i.matrix.copy(i.matrixWorld),i.matrix.decompose(i.position,i.quaternion,i.scale))}}update(){const e=this.bones,t=this.boneInverses,i=this.boneMatrices,r=this.boneTexture;for(let s=0,a=e.length;s<a;s++){const l=e[s]?e[s].matrixWorld:YO;nS.multiplyMatrices(l,t[s]),nS.toArray(i,s*16)}r!==null&&(r.needsUpdate=!0)}clone(){return new Vh(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(this.bones.length*4);e=Math.ceil(e/4)*4,e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const i=new $c(t,e,e,Vn,Un);return i.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=i,this}getBoneByName(e){for(let t=0,i=this.bones.length;t<i;t++){const r=this.bones[t];if(r.name===e)return r}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let i=0,r=e.bones.length;i<r;i++){const s=e.bones[i];let a=t[s];a===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),a=new _h),this.bones.push(a),this.boneInverses.push(new ot().fromArray(e.boneInverses[i]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,i=this.boneInverses;for(let r=0,s=t.length;r<s;r++){const a=t[r];e.bones.push(a.uuid);const l=i[r];e.boneInverses.push(l.toArray())}return e}}class lg extends _n{constructor(e,t,i,r=1){super(e,t,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=r}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const lo=new ot,iS=new ot,td=[],rS=new Pr,$O=new ot,Nl=new wn,Bl=new Wr;class qO extends wn{constructor(e,t,i){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new lg(new Float32Array(i*16),16),this.instanceColor=null,this.morphTexture=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let r=0;r<i;r++)this.setMatrixAt(r,$O)}computeBoundingBox(){const e=this.geometry,t=this.count;this.boundingBox===null&&(this.boundingBox=new Pr),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,lo),rS.copy(e.boundingBox).applyMatrix4(lo),this.boundingBox.union(rS)}computeBoundingSphere(){const e=this.geometry,t=this.count;this.boundingSphere===null&&(this.boundingSphere=new Wr),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<t;i++)this.getMatrixAt(i,lo),Bl.copy(e.boundingSphere).applyMatrix4(lo),this.boundingSphere.union(Bl)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),e.morphTexture!==null&&(this.morphTexture=e.morphTexture.clone()),e.instanceColor!==null&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,e.boundingBox!==null&&(this.boundingBox=e.boundingBox.clone()),e.boundingSphere!==null&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,t){const i=t.morphTargetInfluences,r=this.morphTexture.source.data.data,s=i.length+1,a=e*s+1;for(let l=0;l<i.length;l++)i[l]=r[a+l]}raycast(e,t){const i=this.matrixWorld,r=this.count;if(Nl.geometry=this.geometry,Nl.material=this.material,Nl.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),Bl.copy(this.boundingSphere),Bl.applyMatrix4(i),e.ray.intersectsSphere(Bl)!==!1))for(let s=0;s<r;s++){this.getMatrixAt(s,lo),iS.multiplyMatrices(i,lo),Nl.matrixWorld=iS,Nl.raycast(e,td);for(let a=0,l=td.length;a<l;a++){const d=td[a];d.instanceId=s,d.object=this,t.push(d)}td.length=0}}setColorAt(e,t){this.instanceColor===null&&(this.instanceColor=new lg(new Float32Array(this.instanceMatrix.count*3),3)),t.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,t){const i=t.morphTargetInfluences,r=i.length+1;this.morphTexture===null&&(this.morphTexture=new $c(new Float32Array(r*this.count),r,this.count,Wc,Un));const s=this.morphTexture.source.data.data;let a=0;for(let h=0;h<i.length;h++)a+=i[h];const l=this.geometry.morphTargetsRelative?1:1-a,d=r*e;s[d]=l,s.set(i,d+1)}updateMorphTargets(){}dispose(){return this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null),this}}class Aa extends _i{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Je(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const vh=new j,yh=new j,sS=new ot,zl=new jc,nd=new Wr,bp=new j,aS=new j;class Wh extends sn{constructor(e=new On,t=new Aa){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[0];for(let r=1,s=t.count;r<s;r++)vh.fromBufferAttribute(t,r-1),yh.fromBufferAttribute(t,r),i[r]=i[r-1],i[r]+=vh.distanceTo(yh);e.setAttribute("lineDistance",new nn(i,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const i=this.geometry,r=this.matrixWorld,s=e.params.Line.threshold,a=i.drawRange;if(i.boundingSphere===null&&i.computeBoundingSphere(),nd.copy(i.boundingSphere),nd.applyMatrix4(r),nd.radius+=s,e.ray.intersectsSphere(nd)===!1)return;sS.copy(r).invert(),zl.copy(e.ray).applyMatrix4(sS);const l=s/((this.scale.x+this.scale.y+this.scale.z)/3),d=l*l,h=this.isLineSegments?2:1,m=i.index,g=i.attributes.position;if(m!==null){const v=Math.max(0,a.start),w=Math.min(m.count,a.start+a.count);for(let T=v,M=w-1;T<M;T+=h){const b=m.getX(T),A=m.getX(T+1),E=id(this,e,zl,d,b,A);E&&t.push(E)}if(this.isLineLoop){const T=m.getX(w-1),M=m.getX(v),b=id(this,e,zl,d,T,M);b&&t.push(b)}}else{const v=Math.max(0,a.start),w=Math.min(g.count,a.start+a.count);for(let T=v,M=w-1;T<M;T+=h){const b=id(this,e,zl,d,T,T+1);b&&t.push(b)}if(this.isLineLoop){const T=id(this,e,zl,d,w-1,v);T&&t.push(T)}}}updateMorphTargets(){const t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const r=t[i[0]];if(r!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=r.length;s<a;s++){const l=r[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[l]=s}}}}}function id(n,e,t,i,r,s){const a=n.geometry.attributes.position;if(vh.fromBufferAttribute(a,r),yh.fromBufferAttribute(a,s),t.distanceSqToSegment(vh,yh,bp,aS)>i)return;bp.applyMatrix4(n.matrixWorld);const d=e.ray.origin.distanceTo(bp);if(!(d<e.near||d>e.far))return{distance:d,point:aS.clone().applyMatrix4(n.matrixWorld),index:r,face:null,faceIndex:null,object:n}}const oS=new j,lS=new j;class bh extends Wh{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const t=e.attributes.position,i=[];for(let r=0,s=t.count;r<s;r+=2)oS.fromBufferAttribute(t,r),lS.fromBufferAttribute(t,r+1),i[r]=r===0?0:i[r-1],i[r+1]=i[r]+oS.distanceTo(lS);e.setAttribute("lineDistance",new nn(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class KO extends Wh{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class Ao extends _i{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Je(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const cS=new ot,cg=new jc,rd=new Wr,sd=new j;class Ud extends sn{constructor(e=new On,t=new Ao){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const i=this.geometry,r=this.matrixWorld,s=e.params.Points.threshold,a=i.drawRange;if(i.boundingSphere===null&&i.computeBoundingSphere(),rd.copy(i.boundingSphere),rd.applyMatrix4(r),rd.radius+=s,e.ray.intersectsSphere(rd)===!1)return;cS.copy(r).invert(),cg.copy(e.ray).applyMatrix4(cS);const l=s/((this.scale.x+this.scale.y+this.scale.z)/3),d=l*l,h=i.index,u=i.attributes.position;if(h!==null){const g=Math.max(0,a.start),v=Math.min(h.count,a.start+a.count);for(let w=g,T=v;w<T;w++){const M=h.getX(w);sd.fromBufferAttribute(u,M),uS(sd,M,d,r,e,t,this)}}else{const g=Math.max(0,a.start),v=Math.min(u.count,a.start+a.count);for(let w=g,T=v;w<T;w++)sd.fromBufferAttribute(u,w),uS(sd,w,d,r,e,t,this)}}updateMorphTargets(){const t=this.geometry.morphAttributes,i=Object.keys(t);if(i.length>0){const r=t[i[0]];if(r!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,a=r.length;s<a;s++){const l=r[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[l]=s}}}}}function uS(n,e,t,i,r,s,a){const l=cg.distanceSqToPoint(n);if(l<t){const d=new j;cg.closestPointToPoint(n,d),d.applyMatrix4(i);const h=r.ray.origin.distanceTo(d);if(h<r.near||h>r.far)return;s.push({distance:h,distanceToRay:Math.sqrt(l),point:d,index:e,face:null,object:a})}}class ZO{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,t){const i=this.getUtoTmapping(e);return this.getPoint(i,t)}getPoints(e=5){const t=[];for(let i=0;i<=e;i++)t.push(this.getPoint(i/e));return t}getSpacedPoints(e=5){const t=[];for(let i=0;i<=e;i++)t.push(this.getPointAt(i/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 i,r=this.getPoint(0),s=0;t.push(0);for(let a=1;a<=e;a++)i=this.getPoint(a/e),s+=i.distanceTo(r),t.push(s),r=i;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t){const i=this.getLengths();let r=0;const s=i.length;let a;t?a=t:a=e*i[s-1];let l=0,d=s-1,h;for(;l<=d;)if(r=Math.floor(l+(d-l)/2),h=i[r]-a,h<0)l=r+1;else 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n.next.i!==e.i&&n.prev.i!==e.i&&!hN(n,e)&&(Uc(n,e)&&Uc(e,n)&&fN(n,e)&&(Tn(n.prev,n,e.prev)||Tn(n,e.prev,e))||jh(n,e)&&Tn(n.prev,n,n.next)>0&&Tn(e.prev,e,e.next)>0)}function Tn(n,e,t){return(e.y-n.y)*(t.x-e.x)-(e.x-n.x)*(t.y-e.y)}function jh(n,e){return n.x===e.x&&n.y===e.y}function zE(n,e,t,i){const r=od(Tn(n,e,t)),s=od(Tn(n,e,i)),a=od(Tn(t,i,n)),l=od(Tn(t,i,e));return!!(r!==s&&a!==l||r===0&&ad(n,t,e)||s===0&&ad(n,i,e)||a===0&&ad(t,n,i)||l===0&&ad(t,e,i))}function ad(n,e,t){return e.x<=Math.max(n.x,t.x)&&e.x>=Math.min(n.x,t.x)&&e.y<=Math.max(n.y,t.y)&&e.y>=Math.min(n.y,t.y)}function od(n){return n>0?1:n<0?-1:0}function hN(n,e){let t=n;do{if(t.i!==n.i&&t.next.i!==n.i&&t.i!==e.i&&t.next.i!==e.i&&zE(t,t.next,n,e))return!0;t=t.next}while(t!==n);return!1}function Uc(n,e){return Tn(n.prev,n,n.next)<0?Tn(n,e,n.next)>=0&&Tn(n,n.prev,e)>=0:Tn(n,e,n.prev)<0||Tn(n,n.next,e)<0}function fN(n,e){let t=n,i=!1;const r=(n.x+e.x)/2,s=(n.y+e.y)/2;do t.y>s!=t.next.y>s&&t.next.y!==t.y&&r<(t.next.x-t.x)*(s-t.y)/(t.next.y-t.y)+t.x&&(i=!i),t=t.next;while(t!==n);return i}function HE(n,e){const t=new dg(n.i,n.x,n.y),i=new dg(e.i,e.x,e.y),r=n.next,s=e.prev;return n.next=e,e.prev=n,t.next=r,r.prev=t,i.next=t,t.prev=i,s.next=i,i.prev=s,i}function dS(n,e,t,i){const r=new dg(n,e,t);return i?(r.next=i.next,r.prev=i,i.next.prev=r,i.next=r):(r.prev=r,r.next=r),r}function Oc(n){n.next.prev=n.prev,n.prev.next=n.next,n.prevZ&&(n.prevZ.nextZ=n.nextZ),n.nextZ&&(n.nextZ.prevZ=n.prevZ)}function dg(n,e,t){this.i=n,this.x=e,this.y=t,this.prev=null,this.next=null,this.z=0,this.prevZ=null,this.nextZ=null,this.steiner=!1}function pN(n,e,t,i){let r=0;for(let s=e,a=t-i;s<t;s+=i)r+=(n[a]-n[s])*(n[s+1]+n[a+1]),a=s;return r}class I_{static area(e){const t=e.length;let i=0;for(let r=t-1,s=0;s<t;r=s++)i+=e[r].x*e[s].y-e[s].x*e[r].y;return i*.5}static isClockWise(e){return I_.area(e)<0}static triangulateShape(e,t){const i=[],r=[],s=[];hS(e),fS(i,e);let a=e.length;t.forEach(hS);for(let d=0;d<t.length;d++)r.push(a),a+=t[d].length,fS(i,t[d]);const l=QO.triangulate(i,r);for(let d=0;d<l.length;d+=3)s.push(l.slice(d,d+3));return s}}function hS(n){const e=n.length;e>2&&n[e-1].equals(n[0])&&n.pop()}function fS(n,e){for(let t=0;t<e.length;t++)n.push(e[t].x),n.push(e[t].y)}class na extends _i{constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.type="MeshStandardMaterial",this.color=new Je(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cl,this.normalScale=new et(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Pn,this.envMapIntensity=1,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.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,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.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,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 qi extends na{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new et(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return Wn(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Je(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Je(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Je(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=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 Od extends _i{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Je(16777215),this.specular=new Je(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cl,this.normalScale=new et(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Pn,this.combine=Bh,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 mN extends _i{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Je(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cl,this.normalScale=new et(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 gN extends _i{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Je(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Je(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cl,this.normalScale=new et(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Pn,this.combine=Bh,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 _N extends _i{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Je(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=cl,this.normalScale=new et(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}}function ld(n,e,t){return!n||!t&&n.constructor===e?n:typeof e.BYTES_PER_ELEMENT=="number"?new e(n):Array.prototype.slice.call(n)}function vN(n){return ArrayBuffer.isView(n)&&!(n instanceof DataView)}function yN(n){function e(r,s){return n[r]-n[s]}const t=n.length,i=new Array(t);for(let r=0;r!==t;++r)i[r]=r;return i.sort(e),i}function pS(n,e,t){const i=n.length,r=new n.constructor(i);for(let s=0,a=0;a!==i;++s){const l=t[s]*e;for(let d=0;d!==e;++d)r[a++]=n[l+d]}return r}function GE(n,e,t,i){let r=1,s=n[0];for(;s!==void 0&&s[i]===void 0;)s=n[r++];if(s===void 0)return;let a=s[i];if(a!==void 0)if(Array.isArray(a))do a=s[i],a!==void 0&&(e.push(s.time),t.push.apply(t,a)),s=n[r++];while(s!==void 0);else if(a.toArray!==void 0)do a=s[i],a!==void 0&&(e.push(s.time),a.toArray(t,t.length)),s=n[r++];while(s!==void 0);else do a=s[i],a!==void 0&&(e.push(s.time),t.push(a)),s=n[r++];while(s!==void 0)}class qc{constructor(e,t,i,r){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=r!==void 0?r:new t.constructor(i),this.sampleValues=t,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let i=this._cachedIndex,r=t[i],s=t[i-1];e:{t:{let a;n:{i:if(!(e<r)){for(let l=i+2;;){if(r===void 0){if(e<s)break i;return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===l)break;if(s=r,r=t[++i],e<r)break t}a=t.length;break n}if(!(e>=s)){const l=t[1];e<l&&(i=2,s=l);for(let d=i-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===d)break;if(r=s,s=t[--i-1],e>=s)break t}a=i,i=0;break n}break e}for(;i<a;){const l=i+a>>>1;e<t[l]?a=l:i=l+1}if(r=t[i],s=t[i-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(r===void 0)return i=t.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,s,r)}return this.interpolate_(i,s,e,r)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,i=this.sampleValues,r=this.valueSize,s=e*r;for(let a=0;a!==r;++a)t[a]=i[s+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class bN extends qc{constructor(e,t,i,r){super(e,t,i,r),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:iw,endingEnd:iw}}intervalChanged_(e,t,i){const r=this.parameterPositions;let s=e-2,a=e+1,l=r[s],d=r[a];if(l===void 0)switch(this.getSettings_().endingStart){case rw:s=e,l=2*t-i;break;case sw:s=r.length-2,l=t+r[s]-r[s+1];break;default:s=e,l=i}if(d===void 0)switch(this.getSettings_().endingEnd){case rw:a=e,d=2*i-t;break;case sw:a=1,d=i+r[1]-r[0];break;default:a=e-1,d=t}const h=(i-t)*.5,m=this.valueSize;this._weightPrev=h/(t-l),this._weightNext=h/(d-i),this._offsetPrev=s*m,this._offsetNext=a*m}interpolate_(e,t,i,r){const s=this.resultBuffer,a=this.sampleValues,l=this.valueSize,d=e*l,h=d-l,m=this._offsetPrev,u=this._offsetNext,g=this._weightPrev,v=this._weightNext,w=(i-t)/(r-t),T=w*w,M=T*w,b=-g*M+2*g*T-g*w,A=(1+g)*M+(-1.5-2*g)*T+(-.5+g)*w+1,E=(-1-v)*M+(1.5+v)*T+.5*w,P=v*M-v*T;for(let G=0;G!==l;++G)s[G]=b*a[m+G]+A*a[h+G]+E*a[d+G]+P*a[u+G];return s}}class xN extends qc{constructor(e,t,i,r){super(e,t,i,r)}interpolate_(e,t,i,r){const s=this.resultBuffer,a=this.sampleValues,l=this.valueSize,d=e*l,h=d-l,m=(i-t)/(r-t),u=1-m;for(let g=0;g!==l;++g)s[g]=a[h+g]*u+a[d+g]*m;return s}}class wN extends qc{constructor(e,t,i,r){super(e,t,i,r)}interpolate_(e){return this.copySampleValue_(e-1)}}class jr{constructor(e,t,i,r){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(t===void 0||t.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=ld(t,this.TimeBufferType),this.values=ld(i,this.ValueBufferType),this.setInterpolation(r||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let i;if(t.toJSON!==this.toJSON)i=t.toJSON(e);else{i={name:e.name,times:ld(e.times,Array),values:ld(e.values,Array)};const r=e.getInterpolation();r!==e.DefaultInterpolation&&(i.interpolation=r)}return i.type=e.ValueTypeName,i}InterpolantFactoryMethodDiscrete(e){return new wN(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new xN(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new bN(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case Lc:t=this.InterpolantFactoryMethodDiscrete;break;case Ic:t=this.InterpolantFactoryMethodLinear;break;case Xf:t=this.InterpolantFactoryMethodSmooth;break}if(t===void 0){const i="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(this.createInterpolant===void 0)if(e!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw new Error(i);return console.warn("THREE.KeyframeTrack:",i),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Lc;case this.InterpolantFactoryMethodLinear:return Ic;case this.InterpolantFactoryMethodSmooth:return Xf}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const t=this.times;for(let i=0,r=t.length;i!==r;++i)t[i]+=e}return this}scale(e){if(e!==1){const t=this.times;for(let i=0,r=t.length;i!==r;++i)t[i]*=e}return this}trim(e,t){const i=this.times,r=i.length;let s=0,a=r-1;for(;s!==r&&i[s]<e;)++s;for(;a!==-1&&i[a]>t;)--a;if(++a,s!==0||a!==r){s>=a&&(a=Math.max(a,1),s=a-1);const l=this.getValueSize();this.times=i.slice(s,a),this.values=this.values.slice(s*l,a*l)}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 i=this.times,r=this.values,s=i.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let l=0;l!==s;l++){const d=i[l];if(typeof d=="number"&&isNaN(d)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,l,d),e=!1;break}if(a!==null&&a>d){console.error("THREE.KeyframeTrack: Out of order keys.",this,l,d,a),e=!1;break}a=d}if(r!==void 0&&vN(r))for(let l=0,d=r.length;l!==d;++l){const h=r[l];if(isNaN(h)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,l,h),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),i=this.getValueSize(),r=this.getInterpolation()===Xf,s=e.length-1;let a=1;for(let l=1;l<s;++l){let d=!1;const h=e[l],m=e[l+1];if(h!==m&&(l!==1||h!==e[0]))if(r)d=!0;else{const u=l*i,g=u-i,v=u+i;for(let w=0;w!==i;++w){const T=t[u+w];if(T!==t[g+w]||T!==t[v+w]){d=!0;break}}}if(d){if(l!==a){e[a]=e[l];const u=l*i,g=a*i;for(let v=0;v!==i;++v)t[g+v]=t[u+v]}++a}}if(s>0){e[a]=e[s];for(let l=s*i,d=a*i,h=0;h!==i;++h)t[d+h]=t[l+h];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*i)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),i=this.constructor,r=new i(this.name,e,t);return r.createInterpolant=this.createInterpolant,r}}jr.prototype.TimeBufferType=Float32Array;jr.prototype.ValueBufferType=Float32Array;jr.prototype.DefaultInterpolation=Ic;class fl extends jr{constructor(e,t,i){super(e,t,i)}}fl.prototype.ValueTypeName="bool";fl.prototype.ValueBufferType=Array;fl.prototype.DefaultInterpolation=Lc;fl.prototype.InterpolantFactoryMethodLinear=void 0;fl.prototype.InterpolantFactoryMethodSmooth=void 0;class VE extends jr{}VE.prototype.ValueTypeName="color";class Fa extends jr{}Fa.prototype.ValueTypeName="number";class SN extends qc{constructor(e,t,i,r){super(e,t,i,r)}interpolate_(e,t,i,r){const s=this.resultBuffer,a=this.sampleValues,l=this.valueSize,d=(i-t)/(r-t);let h=e*l;for(let m=h+l;h!==m;h+=4)Gn.slerpFlat(s,0,a,h-l,a,h,d);return s}}class Qs extends jr{InterpolantFactoryMethodLinear(e){return new SN(this.times,this.values,this.getValueSize(),e)}}Qs.prototype.ValueTypeName="quaternion";Qs.prototype.InterpolantFactoryMethodSmooth=void 0;class pl extends jr{constructor(e,t,i){super(e,t,i)}}pl.prototype.ValueTypeName="string";pl.prototype.ValueBufferType=Array;pl.prototype.DefaultInterpolation=Lc;pl.prototype.InterpolantFactoryMethodLinear=void 0;pl.prototype.InterpolantFactoryMethodSmooth=void 0;class Ua extends jr{}Ua.prototype.ValueTypeName="vector";class WE{constructor(e="",t=-1,i=[],r=oD){this.name=e,this.tracks=i,this.duration=t,this.blendMode=r,this.uuid=Cr(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],i=e.tracks,r=1/(e.fps||1);for(let a=0,l=i.length;a!==l;++a)t.push(EN(i[a]).scale(r));const s=new this(e.name,e.duration,t,e.blendMode);return s.uuid=e.uuid,s}static toJSON(e){const t=[],i=e.tracks,r={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let s=0,a=i.length;s!==a;++s)t.push(jr.toJSON(i[s]));return r}static CreateFromMorphTargetSequence(e,t,i,r){const s=t.length,a=[];for(let l=0;l<s;l++){let d=[],h=[];d.push((l+s-1)%s,l,(l+1)%s),h.push(0,1,0);const m=yN(d);d=pS(d,1,m),h=pS(h,1,m),!r&&d[0]===0&&(d.push(s),h.push(h[0])),a.push(new Fa(".morphTargetInfluences["+t[l].name+"]",d,h).scale(1/i))}return new this(e,-1,a)}static findByName(e,t){let i=e;if(!Array.isArray(e)){const r=e;i=r.geometry&&r.geometry.animations||r.animations}for(let r=0;r<i.length;r++)if(i[r].name===t)return i[r];return null}static CreateClipsFromMorphTargetSequences(e,t,i){const r={},s=/^([\w-]*?)([\d]+)$/;for(let l=0,d=e.length;l<d;l++){const h=e[l],m=h.name.match(s);if(m&&m.length>1){const u=m[1];let g=r[u];g||(r[u]=g=[]),g.push(h)}}const a=[];for(const l in r)a.push(this.CreateFromMorphTargetSequence(l,r[l],t,i));return a}static parseAnimation(e,t){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const i=function(u,g,v,w,T){if(v.length!==0){const M=[],b=[];GE(v,M,b,w),M.length!==0&&T.push(new u(g,M,b))}},r=[],s=e.name||"default",a=e.fps||30,l=e.blendMode;let d=e.length||-1;const h=e.hierarchy||[];for(let u=0;u<h.length;u++){const g=h[u].keys;if(!(!g||g.length===0))if(g[0].morphTargets){const v={};let w;for(w=0;w<g.length;w++)if(g[w].morphTargets)for(let T=0;T<g[w].morphTargets.length;T++)v[g[w].morphTargets[T]]=-1;for(const T in v){const M=[],b=[];for(let A=0;A!==g[w].morphTargets.length;++A){const E=g[w];M.push(E.time),b.push(E.morphTarget===T?1:0)}r.push(new Fa(".morphTargetInfluence["+T+"]",M,b))}d=v.length*a}else{const v=".bones["+t[u].name+"]";i(Ua,v+".position",g,"pos",r),i(Qs,v+".quaternion",g,"rot",r),i(Ua,v+".scale",g,"scl",r)}}return r.length===0?null:new this(s,d,r,l)}resetDuration(){const e=this.tracks;let t=0;for(let i=0,r=e.length;i!==r;++i){const s=this.tracks[i];t=Math.max(t,s.times[s.times.length-1])}return this.duration=t,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function MN(n){switch(n.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Fa;case"vector":case"vector2":case"vector3":case"vector4":return Ua;case"color":return VE;case"quaternion":return Qs;case"bool":case"boolean":return fl;case"string":return pl}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+n)}function EN(n){if(n.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=MN(n.type);if(n.times===void 0){const t=[],i=[];GE(n.keys,t,i,"value"),n.times=t,n.values=i}return e.parse!==void 0?e.parse(n):new e(n.name,n.times,n.values,n.interpolation)}const Bs={enabled:!1,files:{},add:function(n,e){this.enabled!==!1&&(this.files[n]=e)},get:function(n){if(this.enabled!==!1)return this.files[n]},remove:function(n){delete this.files[n]},clear:function(){this.files={}}};class jE{constructor(e,t,i){const r=this;let s=!1,a=0,l=0,d;const h=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=i,this.itemStart=function(m){l++,s===!1&&r.onStart!==void 0&&r.onStart(m,a,l),s=!0},this.itemEnd=function(m){a++,r.onProgress!==void 0&&r.onProgress(m,a,l),a===l&&(s=!1,r.onLoad!==void 0&&r.onLoad())},this.itemError=function(m){r.onError!==void 0&&r.onError(m)},this.resolveURL=function(m){return d?d(m):m},this.setURLModifier=function(m){return d=m,this},this.addHandler=function(m,u){return h.push(m,u),this},this.removeHandler=function(m){const u=h.indexOf(m);return u!==-1&&h.splice(u,2),this},this.getHandler=function(m){for(let u=0,g=h.length;u<g;u+=2){const v=h[u],w=h[u+1];if(v.global&&(v.lastIndex=0),v.test(m))return w}return null}}}const TN=new jE;class Hi{constructor(e){this.manager=e!==void 0?e:TN,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const i=this;return new Promise(function(r,s){i.load(e,r,t,s)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}}Hi.DEFAULT_MATERIAL_NAME="__DEFAULT";const es={};class AN extends Error{constructor(e,t){super(e),this.response=t}}class _s extends Hi{constructor(e){super(e)}load(e,t,i,r){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=Bs.get(e);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{t&&t(s),this.manager.itemEnd(e)},0),s;if(es[e]!==void 0){es[e].push({onLoad:t,onProgress:i,onError:r});return}es[e]=[],es[e].push({onLoad:t,onProgress:i,onError:r});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),l=this.mimeType,d=this.responseType;fetch(a).then(h=>{if(h.status===200||h.status===0){if(h.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||h.body===void 0||h.body.getReader===void 0)return h;const m=es[e],u=h.body.getReader(),g=h.headers.get("X-File-Size")||h.headers.get("Content-Length"),v=g?parseInt(g):0,w=v!==0;let T=0;const M=new ReadableStream({start(b){A();function A(){u.read().then(({done:E,value:P})=>{if(E)b.close();else{T+=P.byteLength;const G=new ProgressEvent("progress",{lengthComputable:w,loaded:T,total:v});for(let O=0,B=m.length;O<B;O++){const F=m[O];F.onProgress&&F.onProgress(G)}b.enqueue(P),A()}},E=>{b.error(E)})}}});return new Response(M)}else throw new AN(`fetch for "${h.url}" responded with ${h.status}: ${h.statusText}`,h)}).then(h=>{switch(d){case"arraybuffer":return h.arrayBuffer();case"blob":return h.blob();case"document":return h.text().then(m=>new DOMParser().parseFromString(m,l));case"json":return h.json();default:if(l===void 0)return h.text();{const u=/charset="?([^;"\s]*)"?/i.exec(l),g=u&&u[1]?u[1].toLowerCase():void 0,v=new TextDecoder(g);return h.arrayBuffer().then(w=>v.decode(w))}}}).then(h=>{Bs.add(e,h);const m=es[e];delete es[e];for(let u=0,g=m.length;u<g;u++){const v=m[u];v.onLoad&&v.onLoad(h)}}).catch(h=>{const m=es[e];if(m===void 0)throw this.manager.itemError(e),h;delete es[e];for(let u=0,g=m.length;u<g;u++){const v=m[u];v.onError&&v.onError(h)}this.manager.itemError(e)}).finally(()=>{this.manager.itemEnd(e)}),this.manager.itemStart(e)}setResponseType(e){return this.responseType=e,this}setMimeType(e){return this.mimeType=e,this}}class CN extends Hi{constructor(e){super(e)}load(e,t,i,r){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Bs.get(e);if(a!==void 0)return s.manager.itemStart(e),setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a;const l=Dc("img");function d(){m(),Bs.add(e,this),t&&t(this),s.manager.itemEnd(e)}function h(u){m(),r&&r(u),s.manager.itemError(e),s.manager.itemEnd(e)}function m(){l.removeEventListener("load",d,!1),l.removeEventListener("error",h,!1)}return l.addEventListener("load",d,!1),l.addEventListener("error",h,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(l.crossOrigin=this.crossOrigin),s.manager.itemStart(e),l.src=e,l}}class D_ extends Hi{constructor(e){super(e)}load(e,t,i,r){const s=this,a=new $c,l=new _s(this.manager);return l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setPath(this.path),l.setWithCredentials(s.withCredentials),l.load(e,function(d){let h;try{h=s.parse(d)}catch(m){if(r!==void 0)r(m);else{console.error(m);return}}h.image!==void 0?a.image=h.image:h.data!==void 0&&(a.image.width=h.width,a.image.height=h.height,a.image.data=h.data),a.wrapS=h.wrapS!==void 0?h.wrapS:ti,a.wrapT=h.wrapT!==void 0?h.wrapT:ti,a.magFilter=h.magFilter!==void 0?h.magFilter:ln,a.minFilter=h.minFilter!==void 0?h.minFilter:ln,a.anisotropy=h.anisotropy!==void 0?h.anisotropy:1,h.colorSpace!==void 0&&(a.colorSpace=h.colorSpace),h.flipY!==void 0&&(a.flipY=h.flipY),h.format!==void 0&&(a.format=h.format),h.type!==void 0&&(a.type=h.type),h.mipmaps!==void 0&&(a.mipmaps=h.mipmaps,a.minFilter=Er),h.mipmapCount===1&&(a.minFilter=ln),h.generateMipmaps!==void 0&&(a.generateMipmaps=h.generateMipmaps),a.needsUpdate=!0,t&&t(a,h)},i,r),a}}class Xh extends Hi{constructor(e){super(e)}load(e,t,i,r){const s=new qn,a=new CN(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,function(l){s.image=l,s.needsUpdate=!0,t!==void 0&&t(s)},i,r),s}}class Yh extends sn{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Je(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,this.groundColor!==void 0&&(t.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(t.object.distance=this.distance),this.angle!==void 0&&(t.object.angle=this.angle),this.decay!==void 0&&(t.object.decay=this.decay),this.penumbra!==void 0&&(t.object.penumbra=this.penumbra),this.shadow!==void 0&&(t.object.shadow=this.shadow.toJSON()),this.target!==void 0&&(t.object.target=this.target.uuid),t}}const xp=new ot,mS=new j,gS=new j;class k_{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new et(512,512),this.map=null,this.mapPass=null,this.matrix=new ot,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new R_,this._frameExtents=new et(1,1),this._viewportCount=1,this._viewports=[new $t(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,i=this.matrix;mS.setFromMatrixPosition(e.matrixWorld),t.position.copy(mS),gS.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(gS),t.updateMatrixWorld(),xp.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(xp),i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(xp)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.mapSize.copy(e.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){const e={};return this.intensity!==1&&(e.intensity=this.intensity),this.bias!==0&&(e.bias=this.bias),this.normalBias!==0&&(e.normalBias=this.normalBias),this.radius!==1&&(e.radius=this.radius),(this.mapSize.x!==512||this.mapSize.y!==512)&&(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class RN extends k_{constructor(){super(new mi(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,i=il*2*e.angle*this.focus,r=this.mapSize.width/this.mapSize.height,s=e.distance||t.far;(i!==t.fov||r!==t.aspect||s!==t.far)&&(t.fov=i,t.aspect=r,t.far=s,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class XE extends Yh{constructor(e,t,i=0,r=Math.PI/3,s=0,a=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(sn.DEFAULT_UP),this.updateMatrix(),this.target=new sn,this.distance=i,this.angle=r,this.penumbra=s,this.decay=a,this.map=null,this.shadow=new RN}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const _S=new ot,Hl=new j,wp=new j;class PN extends k_{constructor(){super(new mi(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new et(4,2),this._viewportCount=6,this._viewports=[new $t(2,1,1,1),new $t(0,1,1,1),new $t(3,1,1,1),new $t(1,1,1,1),new $t(3,0,1,1),new $t(1,0,1,1)],this._cubeDirections=[new j(1,0,0),new j(-1,0,0),new j(0,0,1),new j(0,0,-1),new j(0,1,0),new j(0,-1,0)],this._cubeUps=[new j(0,1,0),new j(0,1,0),new j(0,1,0),new j(0,1,0),new j(0,0,1),new j(0,0,-1)]}updateMatrices(e,t=0){const i=this.camera,r=this.matrix,s=e.distance||i.far;s!==i.far&&(i.far=s,i.updateProjectionMatrix()),Hl.setFromMatrixPosition(e.matrixWorld),i.position.copy(Hl),wp.copy(i.position),wp.add(this._cubeDirections[t]),i.up.copy(this._cubeUps[t]),i.lookAt(wp),i.updateMatrixWorld(),r.makeTranslation(-Hl.x,-Hl.y,-Hl.z),_S.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(_S)}}class hg extends Yh{constructor(e,t,i=0,r=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=r,this.shadow=new PN}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class LN extends k_{constructor(){super(new dl(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class F_ extends Yh{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(sn.DEFAULT_UP),this.updateMatrix(),this.target=new sn,this.shadow=new LN}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class YE extends Yh{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Ho{static decodeText(e){if(console.warn("THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead."),typeof TextDecoder<"u")return new TextDecoder().decode(e);let t="";for(let i=0,r=e.length;i<r;i++)t+=String.fromCharCode(e[i]);try{return decodeURIComponent(escape(t))}catch{return t}}static extractUrlBase(e){const t=e.lastIndexOf("/");return t===-1?"./":e.slice(0,t+1)}static resolveURL(e,t){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class IN extends Hi{constructor(e){super(e),this.isImageBitmapLoader=!0,typeof createImageBitmap>"u"&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),typeof fetch>"u"&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,i,r){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,a=Bs.get(e);if(a!==void 0){if(s.manager.itemStart(e),a.then){a.then(h=>{t&&t(h),s.manager.itemEnd(e)}).catch(h=>{r&&r(h)});return}return setTimeout(function(){t&&t(a),s.manager.itemEnd(e)},0),a}const l={};l.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",l.headers=this.requestHeader;const d=fetch(e,l).then(function(h){return h.blob()}).then(function(h){return createImageBitmap(h,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(h){return Bs.add(e,h),t&&t(h),s.manager.itemEnd(e),h}).catch(function(h){r&&r(h),Bs.remove(e),s.manager.itemError(e),s.manager.itemEnd(e)});Bs.add(e,d),s.manager.itemStart(e)}}const U_="\\[\\]\\.:\\/",DN=new RegExp("["+U_+"]","g"),O_="[^"+U_+"]",kN="[^"+U_.replace("\\.","")+"]",FN=/((?:WC+[\/:])*)/.source.replace("WC",O_),UN=/(WCOD+)?/.source.replace("WCOD",kN),ON=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",O_),NN=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",O_),BN=new RegExp("^"+FN+UN+ON+NN+"$"),zN=["material","materials","bones","map"];class HN{constructor(e,t,i){const r=i||Yt.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,r)}getValue(e,t){this.bind();const i=this._targetGroup.nCachedObjects_,r=this._bindings[i];r!==void 0&&r.getValue(e,t)}setValue(e,t){const i=this._bindings;for(let r=this._targetGroup.nCachedObjects_,s=i.length;r!==s;++r)i[r].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,i=e.length;t!==i;++t)e[t].unbind()}}class Yt{constructor(e,t,i){this.path=t,this.parsedPath=i||Yt.parseTrackName(t),this.node=Yt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,i){return e&&e.isAnimationObjectGroup?new Yt.Composite(e,t,i):new Yt(e,t,i)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(DN,"")}static parseTrackName(e){const t=BN.exec(e);if(t===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const i={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},r=i.nodeName&&i.nodeName.lastIndexOf(".");if(r!==void 0&&r!==-1){const s=i.nodeName.substring(r+1);zN.indexOf(s)!==-1&&(i.nodeName=i.nodeName.substring(0,r),i.objectName=s)}if(i.propertyName===null||i.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return i}static findNode(e,t){if(t===void 0||t===""||t==="."||t===-1||t===e.name||t===e.uuid)return e;if(e.skeleton){const i=e.skeleton.getBoneByName(t);if(i!==void 0)return i}if(e.children){const i=function(s){for(let a=0;a<s.length;a++){const l=s[a];if(l.name===t||l.uuid===t)return l;const d=i(l.children);if(d)return d}return null},r=i(e.children);if(r)return r}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const i=this.resolvedProperty;for(let r=0,s=i.length;r!==s;++r)e[t++]=i[r]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const i=this.resolvedProperty;for(let r=0,s=i.length;r!==s;++r)i[r]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const i=this.resolvedProperty;for(let r=0,s=i.length;r!==s;++r)i[r]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const i=this.resolvedProperty;for(let r=0,s=i.length;r!==s;++r)i[r]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,i=t.objectName,r=t.propertyName;let s=t.propertyIndex;if(e||(e=Yt.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e){console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");return}if(i){let h=t.objectIndex;switch(i){case"materials":if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.materials){console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);return}e=e.material.materials;break;case"bones":if(!e.skeleton){console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);return}e=e.skeleton.bones;for(let m=0;m<e.length;m++)if(e[m].name===h){h=m;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material){console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);return}if(!e.material.map){console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);return}e=e.material.map;break;default:if(e[i]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[i]}if(h!==void 0){if(e[h]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[h]}}const a=e[r];if(a===void 0){const h=t.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+h+"."+r+" but it wasn't found.",e);return}let l=this.Versioning.None;this.targetObject=e,e.needsUpdate!==void 0?l=this.Versioning.NeedsUpdate:e.matrixWorldNeedsUpdate!==void 0&&(l=this.Versioning.MatrixWorldNeedsUpdate);let d=this.BindingType.Direct;if(s!==void 0){if(r==="morphTargetInfluences"){if(!e.geometry){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);return}if(!e.geometry.morphAttributes){console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);return}e.morphTargetDictionary[s]!==void 0&&(s=e.morphTargetDictionary[s])}d=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=s}else a.fromArray!==void 0&&a.toArray!==void 0?(d=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(d=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=r;this.getValue=this.GetterByBindingType[d],this.setValue=this.SetterByBindingTypeAndVersioning[d][l]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}Yt.Composite=HN;Yt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};Yt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};Yt.prototype.GetterByBindingType=[Yt.prototype._getValue_direct,Yt.prototype._getValue_array,Yt.prototype._getValue_arrayElement,Yt.prototype._getValue_toArray];Yt.prototype.SetterByBindingTypeAndVersioning=[[Yt.prototype._setValue_direct,Yt.prototype._setValue_direct_setNeedsUpdate,Yt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Yt.prototype._setValue_array,Yt.prototype._setValue_array_setNeedsUpdate,Yt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[Yt.prototype._setValue_arrayElement,Yt.prototype._setValue_arrayElement_setNeedsUpdate,Yt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Yt.prototype._setValue_fromArray,Yt.prototype._setValue_fromArray_setNeedsUpdate,Yt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];const vS=new ot;class GN{constructor(e,t,i=0,r=1/0){this.ray=new jc(e,t),this.near=i,this.far=r,this.camera=null,this.layers=new A_,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return vS.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(vS),this}intersectObject(e,t=!0,i=[]){return fg(e,this,i,t),i.sort(yS),i}intersectObjects(e,t=!0,i=[]){for(let r=0,s=e.length;r<s;r++)fg(e[r],this,i,t);return i.sort(yS),i}}function yS(n,e){return n.distance-e.distance}function fg(n,e,t,i){let r=!0;if(n.layers.test(e.layers)&&n.raycast(e,t)===!1&&(r=!1),r===!0&&i===!0){const s=n.children;for(let a=0,l=s.length;a<l;a++)fg(s[a],e,t,!0)}}class N_{constructor(e=1,t=0,i=0){return this.radius=e,this.phi=t,this.theta=i,this}set(e,t,i){return this.radius=e,this.phi=t,this.theta=i,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){return this.phi=Math.max(1e-6,Math.min(Math.PI-1e-6,this.phi)),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,i){return this.radius=Math.sqrt(e*e+t*t+i*i),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,i),this.phi=Math.acos(Wn(t/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class VN extends bh{constructor(e,t=16776960){const i=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=[1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],s=new On;s.setIndex(new _n(i,1)),s.setAttribute("position",new nn(r,3)),super(s,new Aa({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:g_}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=g_);/*!
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0&&(Q.channelByteOffsets[be.name]=J),J+=be.pixelType*2;if(Q.totalBytes=J,Q.outLineWidth=Q.width*Q.outputChannels,S.lineOrder==="INCREASING_Y"?Q.scanOrder=be=>be:Q.scanOrder=be=>Q.height-1-be,Q.outputChannels==4?(Q.format=Vn,Q.colorSpace=Sn):(Q.format=Wc,Q.colorSpace=ss),S.spec.singleTile){Q.blockHeight=S.tiles.ySize,Q.blockWidth=S.tiles.xSize;const be=ra(S.tiles,Q.width,Q.height),Fe=Ri(be,Q.width,S.tiles.xSize,S.tiles.roundingMode),Oe=Ri(be,Q.height,S.tiles.ySize,S.tiles.roundingMode);Q.tileCount=Fe[0]*Oe[0];for(let We=0;We<be;We++)for(let Ee=0;Ee<Oe[We];Ee++)for(let Te=0;Te<Fe[We];Te++)it(I,W);Q.decode=bs.bind(Q)}else{Q.blockWidth=Q.width;const be=Math.ceil(Q.height/Q.blockHeight);for(let Fe=0;Fe<be;Fe++)it(I,W);Q.decode=Qi.bind(Q)}return Q}const Ba={value:0},Ji=new DataView(e),gl=new Uint8Array(e),z=xs(Ji,e,Ba),q=Xr(z,Ji,gl,Ba,this.type);return q.decode(),{header:z,width:q.width,height:q.height,data:q.byteArray,format:q.format,colorSpace:q.colorSpace,type:this.type}}setDataType(e){return this.type=e,this}load(e,t,i,r){function s(a,l){a.colorSpace=l.colorSpace,a.minFilter=ln,a.magFilter=ln,a.generateMipmaps=!1,a.flipY=!1,t&&t(a,l)}return super.load(e,s,i,r)}}function tT(n,e,t){const i=t.length-n-1;if(e>=t[i])return i-1;if(e<=t[n])return n;let r=n,s=i,a=Math.floor((r+s)/2);for(;e<t[a]||e>=t[a+1];)e<t[a]?s=a:r=a,a=Math.floor((r+s)/2);return a}function sB(n,e,t,i){const r=[],s=[],a=[];r[0]=1;for(let l=1;l<=t;++l){s[l]=e-i[n+1-l],a[l]=i[n+l]-e;let d=0;for(let h=0;h<l;++h){const m=a[h+1],u=s[l-h],g=r[h]/(m+u);r[h]=d+m*g,d=u*g}r[l]=d}return r}function aB(n,e,t,i){const r=tT(n,i,e),s=sB(r,i,n,e),a=new $t(0,0,0,0);for(let l=0;l<=n;++l){const d=t[r-n+l],h=s[l],m=d.w*h;a.x+=d.x*m,a.y+=d.y*m,a.z+=d.z*m,a.w+=d.w*h}return a}function oB(n,e,t,i,r){const s=[];for(let u=0;u<=t;++u)s[u]=0;const a=[];for(let u=0;u<=i;++u)a[u]=s.slice(0);const l=[];for(let u=0;u<=t;++u)l[u]=s.slice(0);l[0][0]=1;const d=s.slice(0),h=s.slice(0);for(let u=1;u<=t;++u){d[u]=e-r[n+1-u],h[u]=r[n+u]-e;let g=0;for(let v=0;v<u;++v){const w=h[v+1],T=d[u-v];l[u][v]=w+T;const M=l[v][u-1]/l[u][v];l[v][u]=g+w*M,g=T*M}l[u][u]=g}for(let u=0;u<=t;++u)a[0][u]=l[u][t];for(let u=0;u<=t;++u){let g=0,v=1;const w=[];for(let T=0;T<=t;++T)w[T]=s.slice(0);w[0][0]=1;for(let T=1;T<=i;++T){let M=0;const b=u-T,A=t-T;u>=T&&(w[v][0]=w[g][0]/l[A+1][b],M=w[v][0]*l[b][A]);const E=b>=-1?1:-b,P=u-1<=A?T-1:t-u;for(let O=E;O<=P;++O)w[v][O]=(w[g][O]-w[g][O-1])/l[A+1][b+O],M+=w[v][O]*l[b+O][A];u<=A&&(w[v][T]=-w[g][T-1]/l[A+1][u],M+=w[v][T]*l[u][A]),a[T][u]=M;const G=g;g=v,v=G}}let m=t;for(let u=1;u<=i;++u){for(let g=0;g<=t;++g)a[u][g]*=m;m*=t-u}return a}function lB(n,e,t,i,r){const s=r<n?r:n,a=[],l=tT(n,i,e),d=oB(l,i,n,s,e),h=[];for(let m=0;m<t.length;++m){const u=t[m].clone(),g=u.w;u.x*=g,u.y*=g,u.z*=g,h[m]=u}for(let m=0;m<=s;++m){const u=h[l-n].clone().multiplyScalar(d[m][0]);for(let g=1;g<=n;++g)u.add(h[l-n+g].clone().multiplyScalar(d[m][g]));a[m]=u}for(let m=s+1;m<=r+1;++m)a[m]=new $t(0,0,0);return a}function cB(n,e){let t=1;for(let r=2;r<=n;++r)t*=r;let i=1;for(let r=2;r<=e;++r)i*=r;for(let r=2;r<=n-e;++r)i*=r;return t/i}function uB(n){const e=n.length,t=[],i=[];for(let s=0;s<e;++s){const a=n[s];t[s]=new j(a.x,a.y,a.z),i[s]=a.w}const r=[];for(let s=0;s<e;++s){const a=t[s].clone();for(let l=1;l<=s;++l)a.sub(r[s-l].clone().multiplyScalar(cB(s,l)*i[l]));r[s]=a.divideScalar(i[0])}return r}function dB(n,e,t,i,r){const s=lB(n,e,t,i,r);return uB(s)}class hB extends ZO{constructor(e,t,i,r,s){super(),this.degree=e,this.knots=t,this.controlPoints=[],this.startKnot=r||0,this.endKnot=s||this.knots.length-1;for(let a=0;a<i.length;++a){const l=i[a];this.controlPoints[a]=new $t(l.x,l.y,l.z,l.w)}}getPoint(e,t=new j){const i=t,r=this.knots[this.startKnot]+e*(this.knots[this.endKnot]-this.knots[this.startKnot]),s=aB(this.degree,this.knots,this.controlPoints,r);return s.w!==1&&s.divideScalar(s.w),i.set(s.x,s.y,s.z)}getTangent(e,t=new j){const i=t,r=this.knots[0]+e*(this.knots[this.knots.length-1]-this.knots[0]),s=dB(this.degree,this.knots,this.controlPoints,r,1);return i.copy(s[1]).normalize(),i}}let Ct,Dn,xi;class fB extends Hi{constructor(e){super(e)}load(e,t,i,r){const s=this,a=s.path===""?Ho.extractUrlBase(e):s.path,l=new _s(this.manager);l.setPath(s.path),l.setResponseType("arraybuffer"),l.setRequestHeader(s.requestHeader),l.setWithCredentials(s.withCredentials),l.load(e,function(d){try{t(s.parse(d,a))}catch(h){r?r(h):console.error(h),s.manager.itemError(e)}},i,r)}parse(e,t){if(yB(e))Ct=new vB().parse(e);else{const r=sT(e);if(!bB(r))throw new Error("THREE.FBXLoader: Unknown format.");if(xS(r)<7e3)throw new Error("THREE.FBXLoader: FBX version not supported, FileVersion: "+xS(r));Ct=new _B().parse(r)}const i=new Xh(this.manager).setPath(this.resourcePath||t).setCrossOrigin(this.crossOrigin);return new pB(i,this.manager).parse(Ct)}}class pB{constructor(e,t){this.textureLoader=e,this.manager=t}parse(){Dn=this.parseConnections();const e=this.parseImages(),t=this.parseTextures(e),i=this.parseMaterials(t),r=this.parseDeformers(),s=new mB().parse(r);return this.parseScene(r,s,i),xi}parseConnections(){const e=new Map;return"Connections"in Ct&&Ct.Connections.connections.forEach(function(i){const r=i[0],s=i[1],a=i[2];e.has(r)||e.set(r,{parents:[],children:[]});const l={ID:s,relationship:a};e.get(r).parents.push(l),e.has(s)||e.set(s,{parents:[],children:[]});const d={ID:r,relationship:a};e.get(s).children.push(d)}),e}parseImages(){const e={},t={};if("Video"in Ct.Objects){const i=Ct.Objects.Video;for(const r in i){const s=i[r],a=parseInt(r);if(e[a]=s.RelativeFilename||s.Filename,"Content"in s){const l=s.Content instanceof ArrayBuffer&&s.Content.byteLength>0,d=typeof s.Content=="string"&&s.Content!=="";if(l||d){const h=this.parseImage(i[r]);t[s.RelativeFilename||s.Filename]=h}}}}for(const i in e){const r=e[i];t[r]!==void 0?e[i]=t[r]:e[i]=e[i].split("\\").pop()}return e}parseImage(e){const t=e.Content,i=e.RelativeFilename||e.Filename,r=i.slice(i.lastIndexOf(".")+1).toLowerCase();let s;switch(r){case"bmp":s="image/bmp";break;case"jpg":case"jpeg":s="image/jpeg";break;case"png":s="image/png";break;case"tif":s="image/tiff";break;case"tga":this.manager.getHandler(".tga")===null&&console.warn("FBXLoader: TGA loader not found, skipping ",i),s="image/tga";break;default:console.warn('FBXLoader: Image type "'+r+'" is not supported.');return}if(typeof t=="string")return"data:"+s+";base64,"+t;{const a=new Uint8Array(t);return window.URL.createObjectURL(new Blob([a],{type:s}))}}parseTextures(e){const t=new Map;if("Texture"in Ct.Objects){const i=Ct.Objects.Texture;for(const r in i){const s=this.parseTexture(i[r],e);t.set(parseInt(r),s)}}return t}parseTexture(e,t){const i=this.loadTexture(e,t);i.ID=e.id,i.name=e.attrName;const r=e.WrapModeU,s=e.WrapModeV,a=r!==void 0?r.value:0,l=s!==void 0?s.value:0;if(i.wrapS=a===0?Vr:ti,i.wrapT=l===0?Vr:ti,"Scaling"in e){const d=e.Scaling.value;i.repeat.x=d[0],i.repeat.y=d[1]}if("Translation"in e){const d=e.Translation.value;i.offset.x=d[0],i.offset.y=d[1]}return i}loadTexture(e,t){const i=new Set(["tga","tif","tiff","exr","dds","hdr","ktx2"]),r=e.FileName.split(".").pop().toLowerCase(),s=i.has(r)?this.manager.getHandler(`.${r}`):this.textureLoader;if(!s)return console.warn(`FBXLoader: ${r.toUpperCase()} loader not found, creating placeholder texture for`,e.RelativeFilename),new qn;const a=s.path;a||s.setPath(this.textureLoader.path);const l=Dn.get(e.id).children;let d;l!==void 0&&l.length>0&&t[l[0].ID]!==void 0&&(d=t[l[0].ID],(d.indexOf("blob:")===0||d.indexOf("data:")===0)&&s.setPath(void 0));const h=s.load(d);return s.setPath(a),h}parseMaterials(e){const t=new Map;if("Material"in Ct.Objects){const i=Ct.Objects.Material;for(const r in i){const s=this.parseMaterial(i[r],e);s!==null&&t.set(parseInt(r),s)}}return t}parseMaterial(e,t){const i=e.id,r=e.attrName;let s=e.ShadingModel;if(typeof s=="object"&&(s=s.value),!Dn.has(i))return null;const a=this.parseParameters(e,t,i);let l;switch(s.toLowerCase()){case"phong":l=new Od;break;case"lambert":l=new gN;break;default:console.warn('THREE.FBXLoader: unknown material type "%s". Defaulting to MeshPhongMaterial.',s),l=new Od;break}return l.setValues(a),l.name=r,l}parseParameters(e,t,i){const r={};e.BumpFactor&&(r.bumpScale=e.BumpFactor.value),e.Diffuse?r.color=new Je().fromArray(e.Diffuse.value).convertSRGBToLinear():e.DiffuseColor&&(e.DiffuseColor.type==="Color"||e.DiffuseColor.type==="ColorRGB")&&(r.color=new Je().fromArray(e.DiffuseColor.value).convertSRGBToLinear()),e.DisplacementFactor&&(r.displacementScale=e.DisplacementFactor.value),e.Emissive?r.emissive=new Je().fromArray(e.Emissive.value).convertSRGBToLinear():e.EmissiveColor&&(e.EmissiveColor.type==="Color"||e.EmissiveColor.type==="ColorRGB")&&(r.emissive=new Je().fromArray(e.EmissiveColor.value).convertSRGBToLinear()),e.EmissiveFactor&&(r.emissiveIntensity=parseFloat(e.EmissiveFactor.value)),e.Opacity&&(r.opacity=parseFloat(e.Opacity.value)),r.opacity<1&&(r.transparent=!0),e.ReflectionFactor&&(r.reflectivity=e.ReflectionFactor.value),e.Shininess&&(r.shininess=e.Shininess.value),e.Specular?r.specular=new Je().fromArray(e.Specular.value).convertSRGBToLinear():e.SpecularColor&&e.SpecularColor.type==="Color"&&(r.specular=new Je().fromArray(e.SpecularColor.value).convertSRGBToLinear());const s=this;return Dn.get(i).children.forEach(function(a){const l=a.relationship;switch(l){case"Bump":r.bumpMap=s.getTexture(t,a.ID);break;case"Maya|TEX_ao_map":r.aoMap=s.getTexture(t,a.ID);break;case"DiffuseColor":case"Maya|TEX_color_map":r.map=s.getTexture(t,a.ID),r.map!==void 0&&(r.map.colorSpace=on);break;case"DisplacementColor":r.displacementMap=s.getTexture(t,a.ID);break;case"EmissiveColor":r.emissiveMap=s.getTexture(t,a.ID),r.emissiveMap!==void 0&&(r.emissiveMap.colorSpace=on);break;case"NormalMap":case"Maya|TEX_normal_map":r.normalMap=s.getTexture(t,a.ID);break;case"ReflectionColor":r.envMap=s.getTexture(t,a.ID),r.envMap!==void 0&&(r.envMap.mapping=el,r.envMap.colorSpace=on);break;case"SpecularColor":r.specularMap=s.getTexture(t,a.ID),r.specularMap!==void 0&&(r.specularMap.colorSpace=on);break;case"TransparentColor":case"TransparencyFactor":r.alphaMap=s.getTexture(t,a.ID),r.transparent=!0;break;case"AmbientColor":case"ShininessExponent":case"SpecularFactor":case"VectorDisplacementColor":default:console.warn("THREE.FBXLoader: %s map is not supported in three.js, skipping texture.",l);break}}),r}getTexture(e,t){return"LayeredTexture"in Ct.Objects&&t in Ct.Objects.LayeredTexture&&(console.warn("THREE.FBXLoader: layered textures are not supported in three.js. Discarding all but first layer."),t=Dn.get(t).children[0].ID),e.get(t)}parseDeformers(){const e={},t={};if("Deformer"in Ct.Objects){const i=Ct.Objects.Deformer;for(const r in i){const s=i[r],a=Dn.get(parseInt(r));if(s.attrType==="Skin"){const l=this.parseSkeleton(a,i);l.ID=r,a.parents.length>1&&console.warn("THREE.FBXLoader: skeleton attached to more than one geometry is not supported."),l.geometryID=a.parents[0].ID,e[r]=l}else if(s.attrType==="BlendShape"){const l={id:r};l.rawTargets=this.parseMorphTargets(a,i),l.id=r,a.parents.length>1&&console.warn("THREE.FBXLoader: morph target attached to more than one geometry is not supported."),t[r]=l}}}return{skeletons:e,morphTargets:t}}parseSkeleton(e,t){const i=[];return e.children.forEach(function(r){const s=t[r.ID];if(s.attrType!=="Cluster")return;const a={ID:r.ID,indices:[],weights:[],transformLink:new ot().fromArray(s.TransformLink.a)};"Indexes"in s&&(a.indices=s.Indexes.a,a.weights=s.Weights.a),i.push(a)}),{rawBones:i,bones:[]}}parseMorphTargets(e,t){const i=[];for(let r=0;r<e.children.length;r++){const s=e.children[r],a=t[s.ID],l={name:a.attrName,initialWeight:a.DeformPercent,id:a.id,fullWeights:a.FullWeights.a};if(a.attrType!=="BlendShapeChannel")return;l.geoID=Dn.get(parseInt(s.ID)).children.filter(function(d){return d.relationship===void 0})[0].ID,i.push(l)}return i}parseScene(e,t,i){xi=new Nr;const r=this.parseModels(e.skeletons,t,i),s=Ct.Objects.Model,a=this;r.forEach(function(d){const h=s[d.ID];a.setLookAtProperties(d,h),Dn.get(d.ID).parents.forEach(function(u){const g=r.get(u.ID);g!==void 0&&g.add(d)}),d.parent===null&&xi.add(d)}),this.bindSkeleton(e.skeletons,t,r),this.addGlobalSceneSettings(),xi.traverse(function(d){if(d.userData.transformData){d.parent&&(d.userData.transformData.parentMatrix=d.parent.matrix,d.userData.transformData.parentMatrixWorld=d.parent.matrixWorld);const h=iT(d.userData.transformData);d.applyMatrix4(h),d.updateWorldMatrix()}});const l=new gB().parse();xi.children.length===1&&xi.children[0].isGroup&&(xi.children[0].animations=l,xi=xi.children[0]),xi.animations=l}parseModels(e,t,i){const r=new Map,s=Ct.Objects.Model;for(const a in s){const l=parseInt(a),d=s[a],h=Dn.get(l);let m=this.buildSkeleton(h,e,l,d.attrName);if(!m){switch(d.attrType){case"Camera":m=this.createCamera(h);break;case"Light":m=this.createLight(h);break;case"Mesh":m=this.createMesh(h,t,i);break;case"NurbsCurve":m=this.createCurve(h,t);break;case"LimbNode":case"Root":m=new _h;break;case"Null":default:m=new Nr;break}m.name=d.attrName?Yt.sanitizeNodeName(d.attrName):"",m.userData.originalName=d.attrName,m.ID=l}this.getTransformData(m,d),r.set(l,m)}return r}buildSkeleton(e,t,i,r){let s=null;return e.parents.forEach(function(a){for(const l in t){const d=t[l];d.rawBones.forEach(function(h,m){if(h.ID===a.ID){const u=s;s=new _h,s.matrixWorld.copy(h.transformLink),s.name=r?Yt.sanitizeNodeName(r):"",s.userData.originalName=r,s.ID=i,d.bones[m]=s,u!==null&&s.add(u)}})}}),s}createCamera(e){let t,i;if(e.children.forEach(function(r){const s=Ct.Objects.NodeAttribute[r.ID];s!==void 0&&(i=s)}),i===void 0)t=new sn;else{let r=0;i.CameraProjectionType!==void 0&&i.CameraProjectionType.value===1&&(r=1);let s=1;i.NearPlane!==void 0&&(s=i.NearPlane.value/1e3);let a=1e3;i.FarPlane!==void 0&&(a=i.FarPlane.value/1e3);let l=window.innerWidth,d=window.innerHeight;i.AspectWidth!==void 0&&i.AspectHeight!==void 0&&(l=i.AspectWidth.value,d=i.AspectHeight.value);const h=l/d;let m=45;i.FieldOfView!==void 0&&(m=i.FieldOfView.value);const u=i.FocalLength?i.FocalLength.value:null;switch(r){case 0:t=new mi(m,h,s,a),u!==null&&t.setFocalLength(u);break;case 1:t=new dl(-l/2,l/2,d/2,-d/2,s,a);break;default:console.warn("THREE.FBXLoader: Unknown camera type "+r+"."),t=new sn;break}}return t}createLight(e){let t,i;if(e.children.forEach(function(r){const s=Ct.Objects.NodeAttribute[r.ID];s!==void 0&&(i=s)}),i===void 0)t=new sn;else{let r;i.LightType===void 0?r=0:r=i.LightType.value;let s=16777215;i.Color!==void 0&&(s=new Je().fromArray(i.Color.value).convertSRGBToLinear());let a=i.Intensity===void 0?1:i.Intensity.value/100;i.CastLightOnObject!==void 0&&i.CastLightOnObject.value===0&&(a=0);let l=0;i.FarAttenuationEnd!==void 0&&(i.EnableFarAttenuation!==void 0&&i.EnableFarAttenuation.value===0?l=0:l=i.FarAttenuationEnd.value);const d=1;switch(r){case 0:t=new hg(s,a,l,d);break;case 1:t=new F_(s,a);break;case 2:let h=Math.PI/3;i.InnerAngle!==void 0&&(h=bn.degToRad(i.InnerAngle.value));let m=0;i.OuterAngle!==void 0&&(m=bn.degToRad(i.OuterAngle.value),m=Math.max(m,1)),t=new XE(s,a,l,h,m,d);break;default:console.warn("THREE.FBXLoader: Unknown light type "+i.LightType.value+", defaulting to a PointLight."),t=new hg(s,a);break}i.CastShadows!==void 0&&i.CastShadows.value===1&&(t.castShadow=!0)}return t}createMesh(e,t,i){let r,s=null,a=null;const l=[];return e.children.forEach(function(d){t.has(d.ID)&&(s=t.get(d.ID)),i.has(d.ID)&&l.push(i.get(d.ID))}),l.length>1?a=l:l.length>0?a=l[0]:(a=new Od({name:Hi.DEFAULT_MATERIAL_NAME,color:13421772}),l.push(a)),"color"in s.attributes&&l.forEach(function(d){d.vertexColors=!0}),s.FBX_Deformer?(r=new NE(s,a),r.normalizeSkinWeights()):r=new wn(s,a),r}createCurve(e,t){const i=e.children.reduce(function(s,a){return t.has(a.ID)&&(s=t.get(a.ID)),s},null),r=new Aa({name:Hi.DEFAULT_MATERIAL_NAME,color:3342591,linewidth:1});return new Wh(i,r)}getTransformData(e,t){const i={};"InheritType"in t&&(i.inheritType=parseInt(t.InheritType.value)),"RotationOrder"in t?i.eulerOrder=rT(t.RotationOrder.value):i.eulerOrder="ZYX","Lcl_Translation"in t&&(i.translation=t.Lcl_Translation.value),"PreRotation"in t&&(i.preRotation=t.PreRotation.value),"Lcl_Rotation"in t&&(i.rotation=t.Lcl_Rotation.value),"PostRotation"in t&&(i.postRotation=t.PostRotation.value),"Lcl_Scaling"in t&&(i.scale=t.Lcl_Scaling.value),"ScalingOffset"in t&&(i.scalingOffset=t.ScalingOffset.value),"ScalingPivot"in t&&(i.scalingPivot=t.ScalingPivot.value),"RotationOffset"in t&&(i.rotationOffset=t.RotationOffset.value),"RotationPivot"in t&&(i.rotationPivot=t.RotationPivot.value),e.userData.transformData=i}setLookAtProperties(e,t){"LookAtProperty"in t&&Dn.get(e.ID).children.forEach(function(r){if(r.relationship==="LookAtProperty"){const s=Ct.Objects.Model[r.ID];if("Lcl_Translation"in s){const a=s.Lcl_Translation.value;e.target!==void 0?(e.target.position.fromArray(a),xi.add(e.target)):e.lookAt(new j().fromArray(a))}}})}bindSkeleton(e,t,i){const r=this.parsePoseNodes();for(const s in e){const a=e[s];Dn.get(parseInt(a.ID)).parents.forEach(function(d){if(t.has(d.ID)){const h=d.ID;Dn.get(h).parents.forEach(function(u){i.has(u.ID)&&i.get(u.ID).bind(new Vh(a.bones),r[u.ID])})}})}}parsePoseNodes(){const e={};if("Pose"in Ct.Objects){const t=Ct.Objects.Pose;for(const i in t)if(t[i].attrType==="BindPose"&&t[i].NbPoseNodes>0){const r=t[i].PoseNode;Array.isArray(r)?r.forEach(function(s){e[s.Node]=new ot().fromArray(s.Matrix.a)}):e[r.Node]=new ot().fromArray(r.Matrix.a)}}return e}addGlobalSceneSettings(){if("GlobalSettings"in Ct){if("AmbientColor"in Ct.GlobalSettings){const e=Ct.GlobalSettings.AmbientColor.value,t=e[0],i=e[1],r=e[2];if(t!==0||i!==0||r!==0){const s=new Je(t,i,r).convertSRGBToLinear();xi.add(new YE(s,1))}}"UnitScaleFactor"in Ct.GlobalSettings&&(xi.userData.unitScaleFactor=Ct.GlobalSettings.UnitScaleFactor.value)}}}class mB{constructor(){this.negativeMaterialIndices=!1}parse(e){const t=new Map;if("Geometry"in Ct.Objects){const i=Ct.Objects.Geometry;for(const r in i){const s=Dn.get(parseInt(r)),a=this.parseGeometry(s,i[r],e);t.set(parseInt(r),a)}}return this.negativeMaterialIndices===!0&&console.warn("THREE.FBXLoader: The FBX file contains invalid (negative) material indices. The asset might not render as expected."),t}parseGeometry(e,t,i){switch(t.attrType){case"Mesh":return this.parseMeshGeometry(e,t,i);case"NurbsCurve":return this.parseNurbsGeometry(t)}}parseMeshGeometry(e,t,i){const r=i.skeletons,s=[],a=e.parents.map(function(u){return Ct.Objects.Model[u.ID]});if(a.length===0)return;const l=e.children.reduce(function(u,g){return r[g.ID]!==void 0&&(u=r[g.ID]),u},null);e.children.forEach(function(u){i.morphTargets[u.ID]!==void 0&&s.push(i.morphTargets[u.ID])});const d=a[0],h={};"RotationOrder"in d&&(h.eulerOrder=rT(d.RotationOrder.value)),"InheritType"in d&&(h.inheritType=parseInt(d.InheritType.value)),"GeometricTranslation"in d&&(h.translation=d.GeometricTranslation.value),"GeometricRotation"in d&&(h.rotation=d.GeometricRotation.value),"GeometricScaling"in d&&(h.scale=d.GeometricScaling.value);const m=iT(h);return this.genGeometry(t,l,s,m)}genGeometry(e,t,i,r){const s=new On;e.attrName&&(s.name=e.attrName);const a=this.parseGeoNode(e,t),l=this.genBuffers(a),d=new nn(l.vertex,3);if(d.applyMatrix4(r),s.setAttribute("position",d),l.colors.length>0&&s.setAttribute("color",new nn(l.colors,3)),t&&(s.setAttribute("skinIndex",new C_(l.weightsIndices,4)),s.setAttribute("skinWeight",new nn(l.vertexWeights,4)),s.FBX_Deformer=t),l.normal.length>0){const h=new At().getNormalMatrix(r),m=new nn(l.normal,3);m.applyNormalMatrix(h),s.setAttribute("normal",m)}if(l.uvs.forEach(function(h,m){const u=m===0?"uv":`uv${m}`;s.setAttribute(u,new nn(l.uvs[m],2))}),a.material&&a.material.mappingType!=="AllSame"){let h=l.materialIndex[0],m=0;if(l.materialIndex.forEach(function(u,g){u!==h&&(s.addGroup(m,g-m,h),h=u,m=g)}),s.groups.length>0){const u=s.groups[s.groups.length-1],g=u.start+u.count;g!==l.materialIndex.length&&s.addGroup(g,l.materialIndex.length-g,h)}s.groups.length===0&&s.addGroup(0,l.materialIndex.length,l.materialIndex[0])}return this.addMorphTargets(s,e,i,r),s}parseGeoNode(e,t){const i={};if(i.vertexPositions=e.Vertices!==void 0?e.Vertices.a:[],i.vertexIndices=e.PolygonVertexIndex!==void 0?e.PolygonVertexIndex.a:[],e.LayerElementColor&&(i.color=this.parseVertexColors(e.LayerElementColor[0])),e.LayerElementMaterial&&(i.material=this.parseMaterialIndices(e.LayerElementMaterial[0])),e.LayerElementNormal&&(i.normal=this.parseNormals(e.LayerElementNormal[0])),e.LayerElementUV){i.uv=[];let r=0;for(;e.LayerElementUV[r];)e.LayerElementUV[r].UV&&i.uv.push(this.parseUVs(e.LayerElementUV[r])),r++}return i.weightTable={},t!==null&&(i.skeleton=t,t.rawBones.forEach(function(r,s){r.indices.forEach(function(a,l){i.weightTable[a]===void 0&&(i.weightTable[a]=[]),i.weightTable[a].push({id:s,weight:r.weights[l]})})})),i}genBuffers(e){const t={vertex:[],normal:[],colors:[],uvs:[],materialIndex:[],vertexWeights:[],weightsIndices:[]};let i=0,r=0,s=!1,a=[],l=[],d=[],h=[],m=[],u=[];const g=this;return e.vertexIndices.forEach(function(v,w){let T,M=!1;v<0&&(v=v^-1,M=!0);let b=[],A=[];if(a.push(v*3,v*3+1,v*3+2),e.color){const E=cd(w,i,v,e.color);d.push(E[0],E[1],E[2])}if(e.skeleton){if(e.weightTable[v]!==void 0&&e.weightTable[v].forEach(function(E){A.push(E.weight),b.push(E.id)}),A.length>4){s||(console.warn("THREE.FBXLoader: Vertex has more than 4 skinning weights assigned to vertex. Deleting additional weights."),s=!0);const E=[0,0,0,0],P=[0,0,0,0];A.forEach(function(G,O){let B=G,F=b[O];P.forEach(function(D,L,V){if(B>D){V[L]=B,B=D;const ie=E[L];E[L]=F,F=ie}})}),b=E,A=P}for(;A.length<4;)A.push(0),b.push(0);for(let E=0;E<4;++E)m.push(A[E]),u.push(b[E])}if(e.normal){const E=cd(w,i,v,e.normal);l.push(E[0],E[1],E[2])}e.material&&e.material.mappingType!=="AllSame"&&(T=cd(w,i,v,e.material)[0],T<0&&(g.negativeMaterialIndices=!0,T=0)),e.uv&&e.uv.forEach(function(E,P){const G=cd(w,i,v,E);h[P]===void 0&&(h[P]=[]),h[P].push(G[0]),h[P].push(G[1])}),r++,M&&(g.genFace(t,e,a,T,l,d,h,m,u,r),i++,r=0,a=[],l=[],d=[],h=[],m=[],u=[])}),t}getNormalNewell(e){const t=new j(0,0,0);for(let i=0;i<e.length;i++){const r=e[i],s=e[(i+1)%e.length];t.x+=(r.y-s.y)*(r.z+s.z),t.y+=(r.z-s.z)*(r.x+s.x),t.z+=(r.x-s.x)*(r.y+s.y)}return t.normalize(),t}getNormalTangentAndBitangent(e){const t=this.getNormalNewell(e),r=(Math.abs(t.z)>.5?new j(0,1,0):new j(0,0,1)).cross(t).normalize(),s=t.clone().cross(r).normalize();return{normal:t,tangent:r,bitangent:s}}flattenVertex(e,t,i){return new et(e.dot(t),e.dot(i))}genFace(e,t,i,r,s,a,l,d,h,m){let u;if(m>3){const g=[],v=t.baseVertexPositions||t.vertexPositions;for(let b=0;b<i.length;b+=3)g.push(new j(v[i[b]],v[i[b+1]],v[i[b+2]]));const{tangent:w,bitangent:T}=this.getNormalTangentAndBitangent(g),M=[];for(const b of g)M.push(this.flattenVertex(b,w,T));u=I_.triangulateShape(M,[])}else u=[[0,1,2]];for(const[g,v,w]of u)e.vertex.push(t.vertexPositions[i[g*3]]),e.vertex.push(t.vertexPositions[i[g*3+1]]),e.vertex.push(t.vertexPositions[i[g*3+2]]),e.vertex.push(t.vertexPositions[i[v*3]]),e.vertex.push(t.vertexPositions[i[v*3+1]]),e.vertex.push(t.vertexPositions[i[v*3+2]]),e.vertex.push(t.vertexPositions[i[w*3]]),e.vertex.push(t.vertexPositions[i[w*3+1]]),e.vertex.push(t.vertexPositions[i[w*3+2]]),t.skeleton&&(e.vertexWeights.push(d[g*4]),e.vertexWeights.push(d[g*4+1]),e.vertexWeights.push(d[g*4+2]),e.vertexWeights.push(d[g*4+3]),e.vertexWeights.push(d[v*4]),e.vertexWeights.push(d[v*4+1]),e.vertexWeights.push(d[v*4+2]),e.vertexWeights.push(d[v*4+3]),e.vertexWeights.push(d[w*4]),e.vertexWeights.push(d[w*4+1]),e.vertexWeights.push(d[w*4+2]),e.vertexWeights.push(d[w*4+3]),e.weightsIndices.push(h[g*4]),e.weightsIndices.push(h[g*4+1]),e.weightsIndices.push(h[g*4+2]),e.weightsIndices.push(h[g*4+3]),e.weightsIndices.push(h[v*4]),e.weightsIndices.push(h[v*4+1]),e.weightsIndices.push(h[v*4+2]),e.weightsIndices.push(h[v*4+3]),e.weightsIndices.push(h[w*4]),e.weightsIndices.push(h[w*4+1]),e.weightsIndices.push(h[w*4+2]),e.weightsIndices.push(h[w*4+3])),t.color&&(e.colors.push(a[g*3]),e.colors.push(a[g*3+1]),e.colors.push(a[g*3+2]),e.colors.push(a[v*3]),e.colors.push(a[v*3+1]),e.colors.push(a[v*3+2]),e.colors.push(a[w*3]),e.colors.push(a[w*3+1]),e.colors.push(a[w*3+2])),t.material&&t.material.mappingType!=="AllSame"&&(e.materialIndex.push(r),e.materialIndex.push(r),e.materialIndex.push(r)),t.normal&&(e.normal.push(s[g*3]),e.normal.push(s[g*3+1]),e.normal.push(s[g*3+2]),e.normal.push(s[v*3]),e.normal.push(s[v*3+1]),e.normal.push(s[v*3+2]),e.normal.push(s[w*3]),e.normal.push(s[w*3+1]),e.normal.push(s[w*3+2])),t.uv&&t.uv.forEach(function(T,M){e.uvs[M]===void 0&&(e.uvs[M]=[]),e.uvs[M].push(l[M][g*2]),e.uvs[M].push(l[M][g*2+1]),e.uvs[M].push(l[M][v*2]),e.uvs[M].push(l[M][v*2+1]),e.uvs[M].push(l[M][w*2]),e.uvs[M].push(l[M][w*2+1])})}addMorphTargets(e,t,i,r){if(i.length===0)return;e.morphTargetsRelative=!0,e.morphAttributes.position=[];const s=this;i.forEach(function(a){a.rawTargets.forEach(function(l){const d=Ct.Objects.Geometry[l.geoID];d!==void 0&&s.genMorphGeometry(e,t,d,r,l.name)})})}genMorphGeometry(e,t,i,r,s){const a=t.Vertices!==void 0?t.Vertices.a:[],l=t.PolygonVertexIndex!==void 0?t.PolygonVertexIndex.a:[],d=i.Vertices!==void 0?i.Vertices.a:[],h=i.Indexes!==void 0?i.Indexes.a:[],m=e.attributes.position.count*3,u=new Float32Array(m);for(let T=0;T<h.length;T++){const M=h[T]*3;u[M]=d[T*3],u[M+1]=d[T*3+1],u[M+2]=d[T*3+2]}const g={vertexIndices:l,vertexPositions:u,baseVertexPositions:a},v=this.genBuffers(g),w=new nn(v.vertex,3);w.name=s||i.attrName,w.applyMatrix4(r),e.morphAttributes.position.push(w)}parseNormals(e){const t=e.MappingInformationType,i=e.ReferenceInformationType,r=e.Normals.a;let s=[];return i==="IndexToDirect"&&("NormalIndex"in e?s=e.NormalIndex.a:"NormalsIndex"in e&&(s=e.NormalsIndex.a)),{dataSize:3,buffer:r,indices:s,mappingType:t,referenceType:i}}parseUVs(e){const t=e.MappingInformationType,i=e.ReferenceInformationType,r=e.UV.a;let s=[];return i==="IndexToDirect"&&(s=e.UVIndex.a),{dataSize:2,buffer:r,indices:s,mappingType:t,referenceType:i}}parseVertexColors(e){const t=e.MappingInformationType,i=e.ReferenceInformationType,r=e.Colors.a;let s=[];i==="IndexToDirect"&&(s=e.ColorIndex.a);for(let a=0,l=new Je;a<r.length;a+=4)l.fromArray(r,a).convertSRGBToLinear().toArray(r,a);return{dataSize:4,buffer:r,indices:s,mappingType:t,referenceType:i}}parseMaterialIndices(e){const t=e.MappingInformationType,i=e.ReferenceInformationType;if(t==="NoMappingInformation")return{dataSize:1,buffer:[0],indices:[0],mappingType:"AllSame",referenceType:i};const r=e.Materials.a,s=[];for(let a=0;a<r.length;++a)s.push(a);return{dataSize:1,buffer:r,indices:s,mappingType:t,referenceType:i}}parseNurbsGeometry(e){const t=parseInt(e.Order);if(isNaN(t))return console.error("THREE.FBXLoader: Invalid Order %s given for geometry ID: %s",e.Order,e.id),new On;const i=t-1,r=e.KnotVector.a,s=[],a=e.Points.a;for(let u=0,g=a.length;u<g;u+=4)s.push(new $t().fromArray(a,u));let l,d;if(e.Form==="Closed")s.push(s[0]);else if(e.Form==="Periodic"){l=i,d=r.length-1-l;for(let u=0;u<i;++u)s.push(s[u])}const m=new hB(i,r,s,l,d).getPoints(s.length*12);return new On().setFromPoints(m)}}class gB{parse(){const e=[],t=this.parseClips();if(t!==void 0)for(const i in t){const r=t[i],s=this.addClip(r);e.push(s)}return e}parseClips(){if(Ct.Objects.AnimationCurve===void 0)return;const e=this.parseAnimationCurveNodes();this.parseAnimationCurves(e);const t=this.parseAnimationLayers(e);return this.parseAnimStacks(t)}parseAnimationCurveNodes(){const e=Ct.Objects.AnimationCurveNode,t=new Map;for(const i in e){const r=e[i];if(r.attrName.match(/S|R|T|DeformPercent/)!==null){const s={id:r.id,attr:r.attrName,curves:{}};t.set(s.id,s)}}return t}parseAnimationCurves(e){const t=Ct.Objects.AnimationCurve;for(const i in t){const r={id:t[i].id,times:t[i].KeyTime.a.map(xB),values:t[i].KeyValueFloat.a},s=Dn.get(r.id);if(s!==void 0){const a=s.parents[0].ID,l=s.parents[0].relationship;l.match(/X/)?e.get(a).curves.x=r:l.match(/Y/)?e.get(a).curves.y=r:l.match(/Z/)?e.get(a).curves.z=r:l.match(/DeformPercent/)&&e.has(a)&&(e.get(a).curves.morph=r)}}}parseAnimationLayers(e){const t=Ct.Objects.AnimationLayer,i=new Map;for(const r in t){const s=[],a=Dn.get(parseInt(r));a!==void 0&&(a.children.forEach(function(d,h){if(e.has(d.ID)){const m=e.get(d.ID);if(m.curves.x!==void 0||m.curves.y!==void 0||m.curves.z!==void 0){if(s[h]===void 0){const u=Dn.get(d.ID).parents.filter(function(g){return g.relationship!==void 0})[0].ID;if(u!==void 0){const g=Ct.Objects.Model[u.toString()];if(g===void 0){console.warn("THREE.FBXLoader: Encountered a unused curve.",d);return}const v={modelName:g.attrName?Yt.sanitizeNodeName(g.attrName):"",ID:g.id,initialPosition:[0,0,0],initialRotation:[0,0,0],initialScale:[1,1,1]};xi.traverse(function(w){w.ID===g.id&&(v.transform=w.matrix,w.userData.transformData&&(v.eulerOrder=w.userData.transformData.eulerOrder))}),v.transform||(v.transform=new ot),"PreRotation"in g&&(v.preRotation=g.PreRotation.value),"PostRotation"in g&&(v.postRotation=g.PostRotation.value),s[h]=v}}s[h]&&(s[h][m.attr]=m)}else if(m.curves.morph!==void 0){if(s[h]===void 0){const u=Dn.get(d.ID).parents.filter(function(b){return b.relationship!==void 0})[0].ID,g=Dn.get(u).parents[0].ID,v=Dn.get(g).parents[0].ID,w=Dn.get(v).parents[0].ID,T=Ct.Objects.Model[w],M={modelName:T.attrName?Yt.sanitizeNodeName(T.attrName):"",morphName:Ct.Objects.Deformer[u].attrName};s[h]=M}s[h][m.attr]=m}}}),i.set(parseInt(r),s))}return i}parseAnimStacks(e){const t=Ct.Objects.AnimationStack,i={};for(const r in t){const s=Dn.get(parseInt(r)).children;s.length>1&&console.warn("THREE.FBXLoader: Encountered an animation stack with multiple layers, this is currently not supported. Ignoring subsequent layers.");const a=e.get(s[0].ID);i[r]={name:t[r].attrName,layer:a}}return i}addClip(e){let t=[];const i=this;return e.layer.forEach(function(r){t=t.concat(i.generateTracks(r))}),new WE(e.name,-1,t)}generateTracks(e){const t=[];let i=new j,r=new j;if(e.transform&&e.transform.decompose(i,new Gn,r),i=i.toArray(),r=r.toArray(),e.T!==void 0&&Object.keys(e.T.curves).length>0){const s=this.generateVectorTrack(e.modelName,e.T.curves,i,"position");s!==void 0&&t.push(s)}if(e.R!==void 0&&Object.keys(e.R.curves).length>0){const s=this.generateRotationTrack(e.modelName,e.R.curves,e.preRotation,e.postRotation,e.eulerOrder);s!==void 0&&t.push(s)}if(e.S!==void 0&&Object.keys(e.S.curves).length>0){const s=this.generateVectorTrack(e.modelName,e.S.curves,r,"scale");s!==void 0&&t.push(s)}if(e.DeformPercent!==void 0){const s=this.generateMorphTrack(e);s!==void 0&&t.push(s)}return t}generateVectorTrack(e,t,i,r){const s=this.getTimesForAllAxes(t),a=this.getKeyframeTrackValues(s,t,i);return new Ua(e+"."+r,s,a)}generateRotationTrack(e,t,i,r,s){let a,l;if(t.x!==void 0&&t.y!==void 0&&t.z!==void 0){const u=this.interpolateRotations(t.x,t.y,t.z,s);a=u[0],l=u[1]}i!==void 0&&(i=i.map(bn.degToRad),i.push(s),i=new Pn().fromArray(i),i=new Gn().setFromEuler(i)),r!==void 0&&(r=r.map(bn.degToRad),r.push(s),r=new Pn().fromArray(r),r=new Gn().setFromEuler(r).invert());const d=new Gn,h=new Pn,m=[];if(!l||!a)return new Qs(e+".quaternion",[0],[0]);for(let u=0;u<l.length;u+=3)h.set(l[u],l[u+1],l[u+2],s),d.setFromEuler(h),i!==void 0&&d.premultiply(i),r!==void 0&&d.multiply(r),u>2&&new Gn().fromArray(m,(u-3)/3*4).dot(d)<0&&d.set(-d.x,-d.y,-d.z,-d.w),d.toArray(m,u/3*4);return new Qs(e+".quaternion",a,m)}generateMorphTrack(e){const t=e.DeformPercent.curves.morph,i=t.values.map(function(s){return s/100}),r=xi.getObjectByName(e.modelName).morphTargetDictionary[e.morphName];return new Fa(e.modelName+".morphTargetInfluences["+r+"]",t.times,i)}getTimesForAllAxes(e){let t=[];if(e.x!==void 0&&(t=t.concat(e.x.times)),e.y!==void 0&&(t=t.concat(e.y.times)),e.z!==void 0&&(t=t.concat(e.z.times)),t=t.sort(function(i,r){return i-r}),t.length>1){let i=1,r=t[0];for(let s=1;s<t.length;s++){const a=t[s];a!==r&&(t[i]=a,r=a,i++)}t=t.slice(0,i)}return t}getKeyframeTrackValues(e,t,i){const r=i,s=[];let a=-1,l=-1,d=-1;return e.forEach(function(h){if(t.x&&(a=t.x.times.indexOf(h)),t.y&&(l=t.y.times.indexOf(h)),t.z&&(d=t.z.times.indexOf(h)),a!==-1){const m=t.x.values[a];s.push(m),r[0]=m}else s.push(r[0]);if(l!==-1){const m=t.y.values[l];s.push(m),r[1]=m}else s.push(r[1]);if(d!==-1){const m=t.z.values[d];s.push(m),r[2]=m}else s.push(r[2])}),s}interpolateRotations(e,t,i,r){const s=[],a=[];s.push(e.times[0]),a.push(bn.degToRad(e.values[0])),a.push(bn.degToRad(t.values[0])),a.push(bn.degToRad(i.values[0]));for(let l=1;l<e.values.length;l++){const d=[e.values[l-1],t.values[l-1],i.values[l-1]];if(isNaN(d[0])||isNaN(d[1])||isNaN(d[2]))continue;const h=d.map(bn.degToRad),m=[e.values[l],t.values[l],i.values[l]];if(isNaN(m[0])||isNaN(m[1])||isNaN(m[2]))continue;const u=m.map(bn.degToRad),g=[m[0]-d[0],m[1]-d[1],m[2]-d[2]],v=[Math.abs(g[0]),Math.abs(g[1]),Math.abs(g[2])];if(v[0]>=180||v[1]>=180||v[2]>=180){const T=Math.max(...v)/180,M=new Pn(...h,r),b=new Pn(...u,r),A=new Gn().setFromEuler(M),E=new Gn().setFromEuler(b);A.dot(E)&&E.set(-E.x,-E.y,-E.z,-E.w);const P=e.times[l-1],G=e.times[l]-P,O=new Gn,B=new Pn;for(let F=0;F<1;F+=1/T)O.copy(A.clone().slerp(E.clone(),F)),s.push(P+F*G),B.setFromQuaternion(O,r),a.push(B.x),a.push(B.y),a.push(B.z)}else s.push(e.times[l]),a.push(bn.degToRad(e.values[l])),a.push(bn.degToRad(t.values[l])),a.push(bn.degToRad(i.values[l]))}return[s,a]}}class _B{getPrevNode(){return this.nodeStack[this.currentIndent-2]}getCurrentNode(){return this.nodeStack[this.currentIndent-1]}getCurrentProp(){return this.currentProp}pushStack(e){this.nodeStack.push(e),this.currentIndent+=1}popStack(){this.nodeStack.pop(),this.currentIndent-=1}setCurrentProp(e,t){this.currentProp=e,this.currentPropName=t}parse(e){this.currentIndent=0,this.allNodes=new nT,this.nodeStack=[],this.currentProp=[],this.currentPropName="";const t=this,i=e.split(/[\r\n]+/);return i.forEach(function(r,s){const a=r.match(/^[\s\t]*;/),l=r.match(/^[\s\t]*$/);if(a||l)return;const d=r.match("^\\t{"+t.currentIndent+"}(\\w+):(.*){",""),h=r.match("^\\t{"+t.currentIndent+"}(\\w+):[\\s\\t\\r\\n](.*)"),m=r.match("^\\t{"+(t.currentIndent-1)+"}}");d?t.parseNodeBegin(r,d):h?t.parseNodeProperty(r,h,i[++s]):m?t.popStack():r.match(/^[^\s\t}]/)&&t.parseNodePropertyContinued(r)}),this.allNodes}parseNodeBegin(e,t){const i=t[1].trim().replace(/^"/,"").replace(/"$/,""),r=t[2].split(",").map(function(d){return d.trim().replace(/^"/,"").replace(/"$/,"")}),s={name:i},a=this.parseNodeAttr(r),l=this.getCurrentNode();this.currentIndent===0?this.allNodes.add(i,s):i in l?(i==="PoseNode"?l.PoseNode.push(s):l[i].id!==void 0&&(l[i]={},l[i][l[i].id]=l[i]),a.id!==""&&(l[i][a.id]=s)):typeof a.id=="number"?(l[i]={},l[i][a.id]=s):i!=="Properties70"&&(i==="PoseNode"?l[i]=[s]:l[i]=s),typeof a.id=="number"&&(s.id=a.id),a.name!==""&&(s.attrName=a.name),a.type!==""&&(s.attrType=a.type),this.pushStack(s)}parseNodeAttr(e){let t=e[0];e[0]!==""&&(t=parseInt(e[0]),isNaN(t)&&(t=e[0]));let i="",r="";return e.length>1&&(i=e[1].replace(/^(\w+)::/,""),r=e[2]),{id:t,name:i,type:r}}parseNodeProperty(e,t,i){let r=t[1].replace(/^"/,"").replace(/"$/,"").trim(),s=t[2].replace(/^"/,"").replace(/"$/,"").trim();r==="Content"&&s===","&&(s=i.replace(/"/g,"").replace(/,$/,"").trim());const a=this.getCurrentNode();if(a.name==="Properties70"){this.parseNodeSpecialProperty(e,r,s);return}if(r==="C"){const d=s.split(",").slice(1),h=parseInt(d[0]),m=parseInt(d[1]);let u=s.split(",").slice(3);u=u.map(function(g){return g.trim().replace(/^"/,"")}),r="connections",s=[h,m],SB(s,u),a[r]===void 0&&(a[r]=[])}r==="Node"&&(a.id=s),r in a&&Array.isArray(a[r])?a[r].push(s):r!=="a"?a[r]=s:a.a=s,this.setCurrentProp(a,r),r==="a"&&s.slice(-1)!==","&&(a.a=Tp(s))}parseNodePropertyContinued(e){const t=this.getCurrentNode();t.a+=e,e.slice(-1)!==","&&(t.a=Tp(t.a))}parseNodeSpecialProperty(e,t,i){const r=i.split('",').map(function(m){return m.trim().replace(/^\"/,"").replace(/\s/,"_")}),s=r[0],a=r[1],l=r[2],d=r[3];let h=r[4];switch(a){case"int":case"enum":case"bool":case"ULongLong":case"double":case"Number":case"FieldOfView":h=parseFloat(h);break;case"Color":case"ColorRGB":case"Vector3D":case"Lcl_Translation":case"Lcl_Rotation":case"Lcl_Scaling":h=Tp(h);break}this.getPrevNode()[s]={type:a,type2:l,flag:d,value:h},this.setCurrentProp(this.getPrevNode(),s)}}class vB{parse(e){const t=new bS(e);t.skip(23);const i=t.getUint32();if(i<6400)throw new Error("THREE.FBXLoader: FBX version not supported, FileVersion: "+i);const r=new nT;for(;!this.endOfContent(t);){const s=this.parseNode(t,i);s!==null&&r.add(s.name,s)}return r}endOfContent(e){return e.size()%16===0?(e.getOffset()+160+16&-16)>=e.size():e.getOffset()+160+16>=e.size()}parseNode(e,t){const i={},r=t>=7500?e.getUint64():e.getUint32(),s=t>=7500?e.getUint64():e.getUint32();t>=7500?e.getUint64():e.getUint32();const a=e.getUint8(),l=e.getString(a);if(r===0)return null;const d=[];for(let g=0;g<s;g++)d.push(this.parseProperty(e));const h=d.length>0?d[0]:"",m=d.length>1?d[1]:"",u=d.length>2?d[2]:"";for(i.singleProperty=s===1&&e.getOffset()===r;r>e.getOffset();){const g=this.parseNode(e,t);g!==null&&this.parseSubNode(l,i,g)}return i.propertyList=d,typeof h=="number"&&(i.id=h),m!==""&&(i.attrName=m),u!==""&&(i.attrType=u),l!==""&&(i.name=l),i}parseSubNode(e,t,i){if(i.singleProperty===!0){const r=i.propertyList[0];Array.isArray(r)?(t[i.name]=i,i.a=r):t[i.name]=r}else if(e==="Connections"&&i.name==="C"){const r=[];i.propertyList.forEach(function(s,a){a!==0&&r.push(s)}),t.connections===void 0&&(t.connections=[]),t.connections.push(r)}else if(i.name==="Properties70")Object.keys(i).forEach(function(s){t[s]=i[s]});else if(e==="Properties70"&&i.name==="P"){let r=i.propertyList[0],s=i.propertyList[1];const a=i.propertyList[2],l=i.propertyList[3];let d;r.indexOf("Lcl ")===0&&(r=r.replace("Lcl ","Lcl_")),s.indexOf("Lcl ")===0&&(s=s.replace("Lcl ","Lcl_")),s==="Color"||s==="ColorRGB"||s==="Vector"||s==="Vector3D"||s.indexOf("Lcl_")===0?d=[i.propertyList[4],i.propertyList[5],i.propertyList[6]]:d=i.propertyList[4],t[r]={type:s,type2:a,flag:l,value:d}}else t[i.name]===void 0?typeof i.id=="number"?(t[i.name]={},t[i.name][i.id]=i):t[i.name]=i:i.name==="PoseNode"?(Array.isArray(t[i.name])||(t[i.name]=[t[i.name]]),t[i.name].push(i)):t[i.name][i.id]===void 0&&(t[i.name][i.id]=i)}parseProperty(e){const t=e.getString(1);let i;switch(t){case"C":return e.getBoolean();case"D":return e.getFloat64();case"F":return e.getFloat32();case"I":return e.getInt32();case"L":return e.getInt64();case"R":return i=e.getUint32(),e.getArrayBuffer(i);case"S":return i=e.getUint32(),e.getString(i);case"Y":return e.getInt16();case"b":case"c":case"d":case"f":case"i":case"l":const r=e.getUint32(),s=e.getUint32(),a=e.getUint32();if(s===0)switch(t){case"b":case"c":return e.getBooleanArray(r);case"d":return e.getFloat64Array(r);case"f":return e.getFloat32Array(r);case"i":return e.getInt32Array(r);case"l":return e.getInt64Array(r)}const l=Zl(new Uint8Array(e.getArrayBuffer(a))),d=new bS(l.buffer);switch(t){case"b":case"c":return d.getBooleanArray(r);case"d":return d.getFloat64Array(r);case"f":return d.getFloat32Array(r);case"i":return d.getInt32Array(r);case"l":return d.getInt64Array(r)}break;default:throw new Error("THREE.FBXLoader: Unknown property type "+t)}}}class bS{constructor(e,t){this.dv=new DataView(e),this.offset=0,this.littleEndian=t!==void 0?t:!0,this._textDecoder=new TextDecoder}getOffset(){return this.offset}size(){return this.dv.buffer.byteLength}skip(e){this.offset+=e}getBoolean(){return(this.getUint8()&1)===1}getBooleanArray(e){const t=[];for(let i=0;i<e;i++)t.push(this.getBoolean());return t}getUint8(){const e=this.dv.getUint8(this.offset);return this.offset+=1,e}getInt16(){const e=this.dv.getInt16(this.offset,this.littleEndian);return this.offset+=2,e}getInt32(){const e=this.dv.getInt32(this.offset,this.littleEndian);return this.offset+=4,e}getInt32Array(e){const t=[];for(let i=0;i<e;i++)t.push(this.getInt32());return t}getUint32(){const e=this.dv.getUint32(this.offset,this.littleEndian);return this.offset+=4,e}getInt64(){let e,t;return this.littleEndian?(e=this.getUint32(),t=this.getUint32()):(t=this.getUint32(),e=this.getUint32()),t&2147483648?(t=~t&4294967295,e=~e&4294967295,e===4294967295&&(t=t+1&4294967295),e=e+1&4294967295,-(t*4294967296+e)):t*4294967296+e}getInt64Array(e){const t=[];for(let i=0;i<e;i++)t.push(this.getInt64());return t}getUint64(){let e,t;return this.littleEndian?(e=this.getUint32(),t=this.getUint32()):(t=this.getUint32(),e=this.getUint32()),t*4294967296+e}getFloat32(){const e=this.dv.getFloat32(this.offset,this.littleEndian);return this.offset+=4,e}getFloat32Array(e){const t=[];for(let i=0;i<e;i++)t.push(this.getFloat32());return t}getFloat64(){const e=this.dv.getFloat64(this.offset,this.littleEndian);return this.offset+=8,e}getFloat64Array(e){const t=[];for(let i=0;i<e;i++)t.push(this.getFloat64());return t}getArrayBuffer(e){const t=this.dv.buffer.slice(this.offset,this.offset+e);return this.offset+=e,t}getString(e){const t=this.offset;let i=new Uint8Array(this.dv.buffer,t,e);this.skip(e);const r=i.indexOf(0);return r>=0&&(i=new Uint8Array(this.dv.buffer,t,r)),this._textDecoder.decode(i)}}class nT{add(e,t){this[e]=t}}function yB(n){const e="Kaydara FBX Binary  \0";return n.byteLength>=e.length&&e===sT(n,0,e.length)}function bB(n){const e=["K","a","y","d","a","r","a","\\","F","B","X","\\","B","i","n","a","r","y","\\","\\"];let t=0;function i(r){const s=n[r-1];return n=n.slice(t+r),t++,s}for(let r=0;r<e.length;++r)if(i(1)===e[r])return!1;return!0}function xS(n){const e=/FBXVersion: (\d+)/,t=n.match(e);if(t)return parseInt(t[1]);throw new Error("THREE.FBXLoader: Cannot find the version number for the file given.")}function xB(n){return n/46186158e3}const wB=[];function cd(n,e,t,i){let r;switch(i.mappingType){case"ByPolygonVertex":r=n;break;case"ByPolygon":r=e;break;case"ByVertice":r=t;break;case"AllSame":r=i.indices[0];break;default:console.warn("THREE.FBXLoader: unknown attribute mapping type 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L=n.postRotation.map(bn.degToRad);L.push(n.eulerOrder||Pn.DEFAULT_ORDER),r.makeRotationFromEuler(Ep.fromArray(L)),r.invert()}n.scale&&s.scale(co.fromArray(n.scale)),n.scalingOffset&&l.setPosition(co.fromArray(n.scalingOffset)),n.scalingPivot&&a.setPosition(co.fromArray(n.scalingPivot)),n.rotationOffset&&d.setPosition(co.fromArray(n.rotationOffset)),n.rotationPivot&&h.setPosition(co.fromArray(n.rotationPivot)),n.parentMatrixWorld&&(u.copy(n.parentMatrix),m.copy(n.parentMatrixWorld));const w=t.clone().multiply(i).multiply(r),T=new ot;T.extractRotation(m);const M=new ot;M.copyPosition(m);const b=M.clone().invert().multiply(m),A=T.clone().invert().multiply(b),E=s,P=new ot;if(v===0)P.copy(T).multiply(w).multiply(A).multiply(E);else if(v===1)P.copy(T).multiply(A).multiply(w).multiply(E);else{const V=new ot().scale(new j().setFromMatrixScale(u)).clone().invert(),ie=A.clone().multiply(V);P.copy(T).multiply(w).multiply(ie).multiply(E)}const G=h.clone().invert(),O=a.clone().invert();let B=e.clone().multiply(d).multiply(h).multiply(t).multiply(i).multiply(r).multiply(G).multiply(l).multiply(a).multiply(s).multiply(O);const F=new ot().copyPosition(B),D=m.clone().multiply(F);return g.copyPosition(D),B=g.clone().multiply(P),B.premultiply(m.invert()),B}function rT(n){n=n||0;const e=["ZYX","YZX","XZY","ZXY","YXZ","XYZ"];return n===6?(console.warn("THREE.FBXLoader: unsupported Euler Order: Spherical XYZ. 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i4(s,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});h.fileLoader.setRequestHeader(this.requestHeader);for(let m=0;m<this.pluginCallbacks.length;m++){const u=this.pluginCallbacks[m](h);u.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),l[u.name]=u,a[u.name]=!0}if(s.extensionsUsed)for(let m=0;m<s.extensionsUsed.length;++m){const u=s.extensionsUsed[m],g=s.extensionsRequired||[];switch(u){case It.KHR_MATERIALS_UNLIT:a[u]=new AB;break;case It.KHR_DRACO_MESH_COMPRESSION:a[u]=new jB(s,this.dracoLoader);break;case It.KHR_TEXTURE_TRANSFORM:a[u]=new XB;break;case It.KHR_MESH_QUANTIZATION:a[u]=new YB;break;default:g.indexOf(u)>=0&&l[u]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+u+'".')}}h.setExtensions(a),h.setPlugins(l),h.parse(i,r)}parseAsync(e,t){const i=this;return new Promise(function(r,s){i.parse(e,t,r,s)})}}function EB(){let n={};return{get:function(e){return n[e]},add:function(e,t){n[e]=t},remove:function(e){delete n[e]},removeAll:function(){n={}}}}const It={KHR_BINARY_GLTF:"KHR_binary_glTF",KHR_DRACO_MESH_COMPRESSION:"KHR_draco_mesh_compression",KHR_LIGHTS_PUNCTUAL:"KHR_lights_punctual",KHR_MATERIALS_CLEARCOAT:"KHR_materials_clearcoat",KHR_MATERIALS_DISPERSION:"KHR_materials_dispersion",KHR_MATERIALS_IOR:"KHR_materials_ior",KHR_MATERIALS_SHEEN:"KHR_materials_sheen",KHR_MATERIALS_SPECULAR:"KHR_materials_specular",KHR_MATERIALS_TRANSMISSION:"KHR_materials_transmission",KHR_MATERIALS_IRIDESCENCE:"KHR_materials_iridescence",KHR_MATERIALS_ANISOTROPY:"KHR_materials_anisotropy",KHR_MATERIALS_UNLIT:"KHR_materials_unlit",KHR_MATERIALS_VOLUME:"KHR_materials_volume",KHR_TEXTURE_BASISU:"KHR_texture_basisu",KHR_TEXTURE_TRANSFORM:"KHR_texture_transform",KHR_MESH_QUANTIZATION:"KHR_mesh_quantization",KHR_MATERIALS_EMISSIVE_STRENGTH:"KHR_materials_emissive_strength",EXT_MATERIALS_BUMP:"EXT_materials_bump",EXT_TEXTURE_WEBP:"EXT_texture_webp",EXT_TEXTURE_AVIF:"EXT_texture_avif",EXT_MESHOPT_COMPRESSION:"EXT_meshopt_compression",EXT_MESH_GPU_INSTANCING:"EXT_mesh_gpu_instancing"};class TB{constructor(e){this.parser=e,this.name=It.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let i=0,r=t.length;i<r;i++){const s=t[i];s.extensions&&s.extensions[this.name]&&s.extensions[this.name].light!==void 0&&e._addNodeRef(this.cache,s.extensions[this.name].light)}}_loadLight(e){const t=this.parser,i="light:"+e;let r=t.cache.get(i);if(r)return r;const s=t.json,d=((s.extensions&&s.extensions[this.name]||{}).lights||[])[e];let h;const m=new Je(16777215);d.color!==void 0&&m.setRGB(d.color[0],d.color[1],d.color[2],Sn);const u=d.range!==void 0?d.range:0;switch(d.type){case"directional":h=new F_(m),h.target.position.set(0,0,-1),h.add(h.target);break;case"point":h=new hg(m),h.distance=u;break;case"spot":h=new XE(m),h.distance=u,d.spot=d.spot||{},d.spot.innerConeAngle=d.spot.innerConeAngle!==void 0?d.spot.innerConeAngle:0,d.spot.outerConeAngle=d.spot.outerConeAngle!==void 0?d.spot.outerConeAngle:Math.PI/4,h.angle=d.spot.outerConeAngle,h.penumbra=1-d.spot.innerConeAngle/d.spot.outerConeAngle,h.target.position.set(0,0,-1),h.add(h.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+d.type)}return h.position.set(0,0,0),h.decay=2,is(h,d),d.intensity!==void 0&&(h.intensity=d.intensity),h.name=t.createUniqueName(d.name||"light_"+e),r=Promise.resolve(h),t.cache.add(i,r),r}getDependency(e,t){if(e==="light")return this._loadLight(t)}createNodeAttachment(e){const t=this,i=this.parser,s=i.json.nodes[e],l=(s.extensions&&s.extensions[this.name]||{}).light;return l===void 0?null:this._loadLight(l).then(function(d){return i._getNodeRef(t.cache,l,d)})}}class AB{constructor(){this.name=It.KHR_MATERIALS_UNLIT}getMaterialType(){return Or}extendParams(e,t,i){const r=[];e.color=new Je(1,1,1),e.opacity=1;const s=t.pbrMetallicRoughness;if(s){if(Array.isArray(s.baseColorFactor)){const a=s.baseColorFactor;e.color.setRGB(a[0],a[1],a[2],Sn),e.opacity=a[3]}s.baseColorTexture!==void 0&&r.push(i.assignTexture(e,"map",s.baseColorTexture,on))}return Promise.all(r)}}class CB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const r=this.parser.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=r.extensions[this.name].emissiveStrength;return s!==void 0&&(t.emissiveIntensity=s),Promise.resolve()}}class RB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];if(a.clearcoatFactor!==void 0&&(t.clearcoat=a.clearcoatFactor),a.clearcoatTexture!==void 0&&s.push(i.assignTexture(t,"clearcoatMap",a.clearcoatTexture)),a.clearcoatRoughnessFactor!==void 0&&(t.clearcoatRoughness=a.clearcoatRoughnessFactor),a.clearcoatRoughnessTexture!==void 0&&s.push(i.assignTexture(t,"clearcoatRoughnessMap",a.clearcoatRoughnessTexture)),a.clearcoatNormalTexture!==void 0&&(s.push(i.assignTexture(t,"clearcoatNormalMap",a.clearcoatNormalTexture)),a.clearcoatNormalTexture.scale!==void 0)){const l=a.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new et(l,l)}return Promise.all(s)}}class PB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_DISPERSION}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const r=this.parser.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=r.extensions[this.name];return t.dispersion=s.dispersion!==void 0?s.dispersion:0,Promise.resolve()}}class LB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];return a.iridescenceFactor!==void 0&&(t.iridescence=a.iridescenceFactor),a.iridescenceTexture!==void 0&&s.push(i.assignTexture(t,"iridescenceMap",a.iridescenceTexture)),a.iridescenceIor!==void 0&&(t.iridescenceIOR=a.iridescenceIor),t.iridescenceThicknessRange===void 0&&(t.iridescenceThicknessRange=[100,400]),a.iridescenceThicknessMinimum!==void 0&&(t.iridescenceThicknessRange[0]=a.iridescenceThicknessMinimum),a.iridescenceThicknessMaximum!==void 0&&(t.iridescenceThicknessRange[1]=a.iridescenceThicknessMaximum),a.iridescenceThicknessTexture!==void 0&&s.push(i.assignTexture(t,"iridescenceThicknessMap",a.iridescenceThicknessTexture)),Promise.all(s)}}class IB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_SHEEN}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[];t.sheenColor=new Je(0,0,0),t.sheenRoughness=0,t.sheen=1;const a=r.extensions[this.name];if(a.sheenColorFactor!==void 0){const l=a.sheenColorFactor;t.sheenColor.setRGB(l[0],l[1],l[2],Sn)}return a.sheenRoughnessFactor!==void 0&&(t.sheenRoughness=a.sheenRoughnessFactor),a.sheenColorTexture!==void 0&&s.push(i.assignTexture(t,"sheenColorMap",a.sheenColorTexture,on)),a.sheenRoughnessTexture!==void 0&&s.push(i.assignTexture(t,"sheenRoughnessMap",a.sheenRoughnessTexture)),Promise.all(s)}}class DB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];return a.transmissionFactor!==void 0&&(t.transmission=a.transmissionFactor),a.transmissionTexture!==void 0&&s.push(i.assignTexture(t,"transmissionMap",a.transmissionTexture)),Promise.all(s)}}class kB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_VOLUME}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];t.thickness=a.thicknessFactor!==void 0?a.thicknessFactor:0,a.thicknessTexture!==void 0&&s.push(i.assignTexture(t,"thicknessMap",a.thicknessTexture)),t.attenuationDistance=a.attenuationDistance||1/0;const l=a.attenuationColor||[1,1,1];return t.attenuationColor=new Je().setRGB(l[0],l[1],l[2],Sn),Promise.all(s)}}class FB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_IOR}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const r=this.parser.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=r.extensions[this.name];return t.ior=s.ior!==void 0?s.ior:1.5,Promise.resolve()}}class UB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_SPECULAR}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];t.specularIntensity=a.specularFactor!==void 0?a.specularFactor:1,a.specularTexture!==void 0&&s.push(i.assignTexture(t,"specularIntensityMap",a.specularTexture));const l=a.specularColorFactor||[1,1,1];return t.specularColor=new Je().setRGB(l[0],l[1],l[2],Sn),a.specularColorTexture!==void 0&&s.push(i.assignTexture(t,"specularColorMap",a.specularColorTexture,on)),Promise.all(s)}}class OB{constructor(e){this.parser=e,this.name=It.EXT_MATERIALS_BUMP}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];return t.bumpScale=a.bumpFactor!==void 0?a.bumpFactor:1,a.bumpTexture!==void 0&&s.push(i.assignTexture(t,"bumpMap",a.bumpTexture)),Promise.all(s)}}class NB{constructor(e){this.parser=e,this.name=It.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const i=this.parser.json.materials[e];return!i.extensions||!i.extensions[this.name]?null:qi}extendMaterialParams(e,t){const i=this.parser,r=i.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const s=[],a=r.extensions[this.name];return a.anisotropyStrength!==void 0&&(t.anisotropy=a.anisotropyStrength),a.anisotropyRotation!==void 0&&(t.anisotropyRotation=a.anisotropyRotation),a.anisotropyTexture!==void 0&&s.push(i.assignTexture(t,"anisotropyMap",a.anisotropyTexture)),Promise.all(s)}}class BB{constructor(e){this.parser=e,this.name=It.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,i=t.json,r=i.textures[e];if(!r.extensions||!r.extensions[this.name])return null;const s=r.extensions[this.name],a=t.options.ktx2Loader;if(!a){if(i.extensionsRequired&&i.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,s.source,a)}}class zB{constructor(e){this.parser=e,this.name=It.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,i=this.parser,r=i.json,s=r.textures[e];if(!s.extensions||!s.extensions[t])return null;const a=s.extensions[t],l=r.images[a.source];let d=i.textureLoader;if(l.uri){const h=i.options.manager.getHandler(l.uri);h!==null&&(d=h)}return this.detectSupport().then(function(h){if(h)return i.loadTextureImage(e,a.source,d);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return i.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(t.height===1)}})),this.isSupported}}class HB{constructor(e){this.parser=e,this.name=It.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const t=this.name,i=this.parser,r=i.json,s=r.textures[e];if(!s.extensions||!s.extensions[t])return null;const a=s.extensions[t],l=r.images[a.source];let d=i.textureLoader;if(l.uri){const h=i.options.manager.getHandler(l.uri);h!==null&&(d=h)}return this.detectSupport().then(function(h){if(h)return i.loadTextureImage(e,a.source,d);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return i.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(t.height===1)}})),this.isSupported}}class GB{constructor(e){this.name=It.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,i=t.bufferViews[e];if(i.extensions&&i.extensions[this.name]){const r=i.extensions[this.name],s=this.parser.getDependency("buffer",r.buffer),a=this.parser.options.meshoptDecoder;if(!a||!a.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return s.then(function(l){const d=r.byteOffset||0,h=r.byteLength||0,m=r.count,u=r.byteStride,g=new Uint8Array(l,d,h);return a.decodeGltfBufferAsync?a.decodeGltfBufferAsync(m,u,g,r.mode,r.filter).then(function(v){return v.buffer}):a.ready.then(function(){const v=new ArrayBuffer(m*u);return a.decodeGltfBuffer(new Uint8Array(v),m,u,g,r.mode,r.filter),v})})}else return null}}class VB{constructor(e){this.name=It.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,i=t.nodes[e];if(!i.extensions||!i.extensions[this.name]||i.mesh===void 0)return null;const r=t.meshes[i.mesh];for(const h of r.primitives)if(h.mode!==ir.TRIANGLES&&h.mode!==ir.TRIANGLE_STRIP&&h.mode!==ir.TRIANGLE_FAN&&h.mode!==void 0)return null;const a=i.extensions[this.name].attributes,l=[],d={};for(const h in a)l.push(this.parser.getDependency("accessor",a[h]).then(m=>(d[h]=m,d[h])));return l.length<1?null:(l.push(this.parser.createNodeMesh(e)),Promise.all(l).then(h=>{const m=h.pop(),u=m.isGroup?m.children:[m],g=h[0].count,v=[];for(const w of u){const T=new ot,M=new j,b=new Gn,A=new j(1,1,1),E=new qO(w.geometry,w.material,g);for(let P=0;P<g;P++)d.TRANSLATION&&M.fromBufferAttribute(d.TRANSLATION,P),d.ROTATION&&b.fromBufferAttribute(d.ROTATION,P),d.SCALE&&A.fromBufferAttribute(d.SCALE,P),E.setMatrixAt(P,T.compose(M,b,A));for(const P in d)if(P==="_COLOR_0"){const G=d[P];E.instanceColor=new lg(G.array,G.itemSize,G.normalized)}else P!=="TRANSLATION"&&P!=="ROTATION"&&P!=="SCALE"&&w.geometry.setAttribute(P,d[P]);sn.prototype.copy.call(E,w),this.parser.assignFinalMaterial(E),v.push(E)}return m.isGroup?(m.clear(),m.add(...v),m):v[0]}))}}const aT="glTF",Gl=12,SS={JSON:1313821514,BIN:5130562};class WB{constructor(e){this.name=It.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,Gl),i=new TextDecoder;if(this.header={magic:i.decode(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==aT)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const r=this.header.length-Gl,s=new DataView(e,Gl);let a=0;for(;a<r;){const l=s.getUint32(a,!0);a+=4;const d=s.getUint32(a,!0);if(a+=4,d===SS.JSON){const h=new Uint8Array(e,Gl+a,l);this.content=i.decode(h)}else if(d===SS.BIN){const h=Gl+a;this.body=e.slice(h,h+l)}a+=l}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class jB{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=It.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const i=this.json,r=this.dracoLoader,s=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,l={},d={},h={};for(const m in a){const u=mg[m]||m.toLowerCase();l[u]=a[m]}for(const m in e.attributes){const u=mg[m]||m.toLowerCase();if(a[m]!==void 0){const g=i.accessors[e.attributes[m]],v=Go[g.componentType];h[u]=v.name,d[u]=g.normalized===!0}}return t.getDependency("bufferView",s).then(function(m){return new Promise(function(u,g){r.decodeDracoFile(m,function(v){for(const w in v.attributes){const T=v.attributes[w],M=d[w];M!==void 0&&(T.normalized=M)}u(v)},l,h,Sn,g)})})}}class XB{constructor(){this.name=It.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return(t.texCoord===void 0||t.texCoord===e.channel)&&t.offset===void 0&&t.rotation===void 0&&t.scale===void 0||(e=e.clone(),t.texCoord!==void 0&&(e.channel=t.texCoord),t.offset!==void 0&&e.offset.fromArray(t.offset),t.rotation!==void 0&&(e.rotation=t.rotation),t.scale!==void 0&&e.repeat.fromArray(t.scale),e.needsUpdate=!0),e}}class YB{constructor(){this.name=It.KHR_MESH_QUANTIZATION}}class oT extends qc{constructor(e,t,i,r){super(e,t,i,r)}copySampleValue_(e){const t=this.resultBuffer,i=this.sampleValues,r=this.valueSize,s=e*r*3+r;for(let a=0;a!==r;a++)t[a]=i[s+a];return t}interpolate_(e,t,i,r){const s=this.resultBuffer,a=this.sampleValues,l=this.valueSize,d=l*2,h=l*3,m=r-t,u=(i-t)/m,g=u*u,v=g*u,w=e*h,T=w-h,M=-2*v+3*g,b=v-g,A=1-M,E=b-g+u;for(let P=0;P!==l;P++){const G=a[T+P+l],O=a[T+P+d]*m,B=a[w+P+l],F=a[w+P]*m;s[P]=A*G+E*O+M*B+b*F}return s}}const $B=new Gn;class qB extends oT{interpolate_(e,t,i,r){const s=super.interpolate_(e,t,i,r);return $B.fromArray(s).normalize().toArray(s),s}}const ir={FLOAT:5126,FLOAT_MAT3:35675,FLOAT_MAT4:35676,FLOAT_VEC2:35664,FLOAT_VEC3:35665,FLOAT_VEC4:35666,LINEAR:9729,REPEAT:10497,SAMPLER_2D:35678,POINTS:0,LINES:1,LINE_LOOP:2,LINE_STRIP:3,TRIANGLES:4,TRIANGLE_STRIP:5,TRIANGLE_FAN:6,UNSIGNED_BYTE:5121,UNSIGNED_SHORT:5123},Go={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},MS={9728:Fn,9729:ln,9984:cE,9985:Rd,9986:ql,9987:Er},ES={33071:ti,33648:dh,10497:Vr},Ap={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},mg={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3",COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},Ps={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},KB={CUBICSPLINE:void 0,LINEAR:Ic,STEP:Lc},Cp={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function ZB(n){return n.DefaultMaterial===void 0&&(n.DefaultMaterial=new na({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:gs})),n.DefaultMaterial}function fa(n,e,t){for(const i in t.extensions)n[i]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[i]=t.extensions[i])}function is(n,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(n.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function QB(n,e,t){let i=!1,r=!1,s=!1;for(let h=0,m=e.length;h<m;h++){const u=e[h];if(u.POSITION!==void 0&&(i=!0),u.NORMAL!==void 0&&(r=!0),u.COLOR_0!==void 0&&(s=!0),i&&r&&s)break}if(!i&&!r&&!s)return Promise.resolve(n);const a=[],l=[],d=[];for(let h=0,m=e.length;h<m;h++){const u=e[h];if(i){const g=u.POSITION!==void 0?t.getDependency("accessor",u.POSITION):n.attributes.position;a.push(g)}if(r){const g=u.NORMAL!==void 0?t.getDependency("accessor",u.NORMAL):n.attributes.normal;l.push(g)}if(s){const g=u.COLOR_0!==void 0?t.getDependency("accessor",u.COLOR_0):n.attributes.color;d.push(g)}}return Promise.all([Promise.all(a),Promise.all(l),Promise.all(d)]).then(function(h){const m=h[0],u=h[1],g=h[2];return i&&(n.morphAttributes.position=m),r&&(n.morphAttributes.normal=u),s&&(n.morphAttributes.color=g),n.morphTargetsRelative=!0,n})}function JB(n,e){if(n.updateMorphTargets(),e.weights!==void 0)for(let t=0,i=e.weights.length;t<i;t++)n.morphTargetInfluences[t]=e.weights[t];if(e.extras&&Array.isArray(e.extras.targetNames)){const t=e.extras.targetNames;if(n.morphTargetInfluences.length===t.length){n.morphTargetDictionary={};for(let i=0,r=t.length;i<r;i++)n.morphTargetDictionary[t[i]]=i}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function e4(n){let e;const t=n.extensions&&n.extensions[It.KHR_DRACO_MESH_COMPRESSION];if(t?e="draco:"+t.bufferView+":"+t.indices+":"+Rp(t.attributes):e=n.indices+":"+Rp(n.attributes)+":"+n.mode,n.targets!==void 0)for(let i=0,r=n.targets.length;i<r;i++)e+=":"+Rp(n.targets[i]);return e}function Rp(n){let e="";const t=Object.keys(n).sort();for(let i=0,r=t.length;i<r;i++)e+=t[i]+":"+n[t[i]]+";";return e}function gg(n){switch(n){case Int8Array:return 1/127;case Uint8Array:return 1/255;case Int16Array:return 1/32767;case Uint16Array:return 1/65535;default:throw new Error("THREE.GLTFLoader: Unsupported normalized accessor component type.")}}function t4(n){return n.search(/\.jpe?g($|\?)/i)>0||n.search(/^data\:image\/jpeg/)===0?"image/jpeg":n.search(/\.webp($|\?)/i)>0||n.search(/^data\:image\/webp/)===0?"image/webp":"image/png"}const n4=new ot;class i4{constructor(e={},t={}){this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new EB,this.associations=new Map,this.primitiveCache={},this.nodeCache={},this.meshCache={refs:{},uses:{}},this.cameraCache={refs:{},uses:{}},this.lightCache={refs:{},uses:{}},this.sourceCache={},this.textureCache={},this.nodeNamesUsed={};let i=!1,r=-1,s=!1,a=-1;if(typeof navigator<"u"){const l=navigator.userAgent;i=/^((?!chrome|android).)*safari/i.test(l)===!0;const d=l.match(/Version\/(\d+)/);r=i&&d?parseInt(d[1],10):-1,s=l.indexOf("Firefox")>-1,a=s?l.match(/Firefox\/([0-9]+)\./)[1]:-1}typeof createImageBitmap>"u"||i&&r<17||s&&a<98?this.textureLoader=new Xh(this.options.manager):this.textureLoader=new IN(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new _s(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),this.options.crossOrigin==="use-credentials"&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const i=this,r=this.json,s=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(a){return a._markDefs&&a._markDefs()}),Promise.all(this._invokeAll(function(a){return a.beforeRoot&&a.beforeRoot()})).then(function(){return Promise.all([i.getDependencies("scene"),i.getDependencies("animation"),i.getDependencies("camera")])}).then(function(a){const l={scene:a[0][r.scene||0],scenes:a[0],animations:a[1],cameras:a[2],asset:r.asset,parser:i,userData:{}};return fa(s,l,r),is(l,r),Promise.all(i._invokeAll(function(d){return d.afterRoot&&d.afterRoot(l)})).then(function(){for(const d of l.scenes)d.updateMatrixWorld();e(l)})}).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],i=this.json.meshes||[];for(let r=0,s=t.length;r<s;r++){const a=t[r].joints;for(let l=0,d=a.length;l<d;l++)e[a[l]].isBone=!0}for(let r=0,s=e.length;r<s;r++){const a=e[r];a.mesh!==void 0&&(this._addNodeRef(this.meshCache,a.mesh),a.skin!==void 0&&(i[a.mesh].isSkinnedMesh=!0)),a.camera!==void 0&&this._addNodeRef(this.cameraCache,a.camera)}}_addNodeRef(e,t){t!==void 0&&(e.refs[t]===void 0&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,i){if(e.refs[t]<=1)return i;const r=i.clone(),s=(a,l)=>{const d=this.associations.get(a);d!=null&&this.associations.set(l,d);for(const[h,m]of a.children.entries())s(m,l.children[h])};return s(i,r),r.name+="_instance_"+e.uses[t]++,r}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let i=0;i<t.length;i++){const r=e(t[i]);if(r)return r}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const i=[];for(let r=0;r<t.length;r++){const s=e(t[r]);s&&i.push(s)}return i}getDependency(e,t){const i=e+":"+t;let r=this.cache.get(i);if(!r){switch(e){case"scene":r=this.loadScene(t);break;case"node":r=this._invokeOne(function(s){return s.loadNode&&s.loadNode(t)});break;case"mesh":r=this._invokeOne(function(s){return s.loadMesh&&s.loadMesh(t)});break;case"accessor":r=this.loadAccessor(t);break;case"bufferView":r=this._invokeOne(function(s){return s.loadBufferView&&s.loadBufferView(t)});break;case"buffer":r=this.loadBuffer(t);break;case"material":r=this._invokeOne(function(s){return s.loadMaterial&&s.loadMaterial(t)});break;case"texture":r=this._invokeOne(function(s){return s.loadTexture&&s.loadTexture(t)});break;case"skin":r=this.loadSkin(t);break;case"animation":r=this._invokeOne(function(s){return s.loadAnimation&&s.loadAnimation(t)});break;case"camera":r=this.loadCamera(t);break;default:if(r=this._invokeOne(function(s){return s!=this&&s.getDependency&&s.getDependency(e,t)}),!r)throw new Error("Unknown type: "+e);break}this.cache.add(i,r)}return r}getDependencies(e){let t=this.cache.get(e);if(!t){const i=this,r=this.json[e+(e==="mesh"?"es":"s")]||[];t=Promise.all(r.map(function(s,a){return i.getDependency(e,a)})),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],i=this.fileLoader;if(t.type&&t.type!=="arraybuffer")throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(t.uri===void 0&&e===0)return Promise.resolve(this.extensions[It.KHR_BINARY_GLTF].body);const r=this.options;return new Promise(function(s,a){i.load(Ho.resolveURL(t.uri,r.path),s,void 0,function(){a(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))})})}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then(function(i){const r=t.byteLength||0,s=t.byteOffset||0;return i.slice(s,s+r)})}loadAccessor(e){const t=this,i=this.json,r=this.json.accessors[e];if(r.bufferView===void 0&&r.sparse===void 0){const a=Ap[r.type],l=Go[r.componentType],d=r.normalized===!0,h=new l(r.count*a);return Promise.resolve(new _n(h,a,d))}const s=[];return r.bufferView!==void 0?s.push(this.getDependency("bufferView",r.bufferView)):s.push(null),r.sparse!==void 0&&(s.push(this.getDependency("bufferView",r.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",r.sparse.values.bufferView))),Promise.all(s).then(function(a){const l=a[0],d=Ap[r.type],h=Go[r.componentType],m=h.BYTES_PER_ELEMENT,u=m*d,g=r.byteOffset||0,v=r.bufferView!==void 0?i.bufferViews[r.bufferView].byteStride:void 0,w=r.normalized===!0;let T,M;if(v&&v!==u){const b=Math.floor(g/v),A="InterleavedBuffer:"+r.bufferView+":"+r.componentType+":"+b+":"+r.count;let E=t.cache.get(A);E||(T=new h(l,b*v,r.count*v/m),E=new jO(T,v/m),t.cache.add(A,E)),M=new L_(E,d,g%v/m,w)}else l===null?T=new h(r.count*d):T=new h(l,g,r.count*d),M=new _n(T,d,w);if(r.sparse!==void 0){const b=Ap.SCALAR,A=Go[r.sparse.indices.componentType],E=r.sparse.indices.byteOffset||0,P=r.sparse.values.byteOffset||0,G=new A(a[1],E,r.sparse.count*b),O=new h(a[2],P,r.sparse.count*d);l!==null&&(M=new _n(M.array.slice(),M.itemSize,M.normalized));for(let B=0,F=G.length;B<F;B++){const D=G[B];if(M.setX(D,O[B*d]),d>=2&&M.setY(D,O[B*d+1]),d>=3&&M.setZ(D,O[B*d+2]),d>=4&&M.setW(D,O[B*d+3]),d>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return M})}loadTexture(e){const t=this.json,i=this.options,s=t.textures[e].source,a=t.images[s];let l=this.textureLoader;if(a.uri){const d=i.manager.getHandler(a.uri);d!==null&&(l=d)}return this.loadTextureImage(e,s,l)}loadTextureImage(e,t,i){const r=this,s=this.json,a=s.textures[e],l=s.images[t],d=(l.uri||l.bufferView)+":"+a.sampler;if(this.textureCache[d])return this.textureCache[d];const h=this.loadImageSource(t,i).then(function(m){m.flipY=!1,m.name=a.name||l.name||"",m.name===""&&typeof l.uri=="string"&&l.uri.startsWith("data:image/")===!1&&(m.name=l.uri);const g=(s.samplers||{})[a.sampler]||{};return m.magFilter=MS[g.magFilter]||ln,m.minFilter=MS[g.minFilter]||Er,m.wrapS=ES[g.wrapS]||Vr,m.wrapT=ES[g.wrapT]||Vr,r.associations.set(m,{textures:e}),m}).catch(function(){return null});return this.textureCache[d]=h,h}loadImageSource(e,t){const i=this,r=this.json,s=this.options;if(this.sourceCache[e]!==void 0)return this.sourceCache[e].then(u=>u.clone());const a=r.images[e],l=self.URL||self.webkitURL;let d=a.uri||"",h=!1;if(a.bufferView!==void 0)d=i.getDependency("bufferView",a.bufferView).then(function(u){h=!0;const g=new Blob([u],{type:a.mimeType});return d=l.createObjectURL(g),d});else if(a.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const m=Promise.resolve(d).then(function(u){return new Promise(function(g,v){let w=g;t.isImageBitmapLoader===!0&&(w=function(T){const M=new qn(T);M.needsUpdate=!0,g(M)}),t.load(Ho.resolveURL(u,s.path),w,void 0,v)})}).then(function(u){return h===!0&&l.revokeObjectURL(d),is(u,a),u.userData.mimeType=a.mimeType||t4(a.uri),u}).catch(function(u){throw console.error("THREE.GLTFLoader: Couldn't load texture",d),u});return this.sourceCache[e]=m,m}assignTexture(e,t,i,r){const s=this;return this.getDependency("texture",i.index).then(function(a){if(!a)return null;if(i.texCoord!==void 0&&i.texCoord>0&&(a=a.clone(),a.channel=i.texCoord),s.extensions[It.KHR_TEXTURE_TRANSFORM]){const l=i.extensions!==void 0?i.extensions[It.KHR_TEXTURE_TRANSFORM]:void 0;if(l){const d=s.associations.get(a);a=s.extensions[It.KHR_TEXTURE_TRANSFORM].extendTexture(a,l),s.associations.set(a,d)}}return r!==void 0&&(a.colorSpace=r),e[t]=a,a})}assignFinalMaterial(e){const t=e.geometry;let i=e.material;const r=t.attributes.tangent===void 0,s=t.attributes.color!==void 0,a=t.attributes.normal===void 0;if(e.isPoints){const l="PointsMaterial:"+i.uuid;let d=this.cache.get(l);d||(d=new Ao,_i.prototype.copy.call(d,i),d.color.copy(i.color),d.map=i.map,d.sizeAttenuation=!1,this.cache.add(l,d)),i=d}else if(e.isLine){const l="LineBasicMaterial:"+i.uuid;let d=this.cache.get(l);d||(d=new Aa,_i.prototype.copy.call(d,i),d.color.copy(i.color),d.map=i.map,this.cache.add(l,d)),i=d}if(r||s||a){let l="ClonedMaterial:"+i.uuid+":";r&&(l+="derivative-tangents:"),s&&(l+="vertex-colors:"),a&&(l+="flat-shading:");let d=this.cache.get(l);d||(d=i.clone(),s&&(d.vertexColors=!0),a&&(d.flatShading=!0),r&&(d.normalScale&&(d.normalScale.y*=-1),d.clearcoatNormalScale&&(d.clearcoatNormalScale.y*=-1)),this.cache.add(l,d),this.associations.set(d,this.associations.get(i))),i=d}e.material=i}getMaterialType(){return na}loadMaterial(e){const t=this,i=this.json,r=this.extensions,s=i.materials[e];let a;const l={},d=s.extensions||{},h=[];if(d[It.KHR_MATERIALS_UNLIT]){const u=r[It.KHR_MATERIALS_UNLIT];a=u.getMaterialType(),h.push(u.extendParams(l,s,t))}else{const u=s.pbrMetallicRoughness||{};if(l.color=new Je(1,1,1),l.opacity=1,Array.isArray(u.baseColorFactor)){const g=u.baseColorFactor;l.color.setRGB(g[0],g[1],g[2],Sn),l.opacity=g[3]}u.baseColorTexture!==void 0&&h.push(t.assignTexture(l,"map",u.baseColorTexture,on)),l.metalness=u.metallicFactor!==void 0?u.metallicFactor:1,l.roughness=u.roughnessFactor!==void 0?u.roughnessFactor:1,u.metallicRoughnessTexture!==void 0&&(h.push(t.assignTexture(l,"metalnessMap",u.metallicRoughnessTexture)),h.push(t.assignTexture(l,"roughnessMap",u.metallicRoughnessTexture))),a=this._invokeOne(function(g){return g.getMaterialType&&g.getMaterialType(e)}),h.push(Promise.all(this._invokeAll(function(g){return g.extendMaterialParams&&g.extendMaterialParams(e,l)})))}s.doubleSided===!0&&(l.side=Si);const m=s.alphaMode||Cp.OPAQUE;if(m===Cp.BLEND?(l.transparent=!0,l.depthWrite=!1):(l.transparent=!1,m===Cp.MASK&&(l.alphaTest=s.alphaCutoff!==void 0?s.alphaCutoff:.5)),s.normalTexture!==void 0&&a!==Or&&(h.push(t.assignTexture(l,"normalMap",s.normalTexture)),l.normalScale=new et(1,1),s.normalTexture.scale!==void 0)){const u=s.normalTexture.scale;l.normalScale.set(u,u)}if(s.occlusionTexture!==void 0&&a!==Or&&(h.push(t.assignTexture(l,"aoMap",s.occlusionTexture)),s.occlusionTexture.strength!==void 0&&(l.aoMapIntensity=s.occlusionTexture.strength)),s.emissiveFactor!==void 0&&a!==Or){const u=s.emissiveFactor;l.emissive=new Je().setRGB(u[0],u[1],u[2],Sn)}return s.emissiveTexture!==void 0&&a!==Or&&h.push(t.assignTexture(l,"emissiveMap",s.emissiveTexture,on)),Promise.all(h).then(function(){const u=new a(l);return s.name&&(u.name=s.name),is(u,s),t.associations.set(u,{materials:e}),s.extensions&&fa(r,u,s),u})}createUniqueName(e){const t=Yt.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,i=this.extensions,r=this.primitiveCache;function s(l){return i[It.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(l,t).then(function(d){return TS(d,l,t)})}const a=[];for(let l=0,d=e.length;l<d;l++){const h=e[l],m=e4(h),u=r[m];if(u)a.push(u.promise);else{let g;h.extensions&&h.extensions[It.KHR_DRACO_MESH_COMPRESSION]?g=s(h):g=TS(new On,h,t),r[m]={primitive:h,promise:g},a.push(g)}}return Promise.all(a)}loadMesh(e){const t=this,i=this.json,r=this.extensions,s=i.meshes[e],a=s.primitives,l=[];for(let d=0,h=a.length;d<h;d++){const m=a[d].material===void 0?ZB(this.cache):this.getDependency("material",a[d].material);l.push(m)}return l.push(t.loadGeometries(a)),Promise.all(l).then(function(d){const h=d.slice(0,d.length-1),m=d[d.length-1],u=[];for(let v=0,w=m.length;v<w;v++){const T=m[v],M=a[v];let b;const A=h[v];if(M.mode===ir.TRIANGLES||M.mode===ir.TRIANGLE_STRIP||M.mode===ir.TRIANGLE_FAN||M.mode===void 0)b=s.isSkinnedMesh===!0?new NE(T,A):new wn(T,A),b.isSkinnedMesh===!0&&b.normalizeSkinWeights(),M.mode===ir.TRIANGLE_STRIP?b.geometry=wS(b.geometry,yE):M.mode===ir.TRIANGLE_FAN&&(b.geometry=wS(b.geometry,sg));else if(M.mode===ir.LINES)b=new bh(T,A);else if(M.mode===ir.LINE_STRIP)b=new Wh(T,A);else if(M.mode===ir.LINE_LOOP)b=new KO(T,A);else if(M.mode===ir.POINTS)b=new Ud(T,A);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+M.mode);Object.keys(b.geometry.morphAttributes).length>0&&JB(b,s),b.name=t.createUniqueName(s.name||"mesh_"+e),is(b,s),M.extensions&&fa(r,b,M),t.assignFinalMaterial(b),u.push(b)}for(let v=0,w=u.length;v<w;v++)t.associations.set(u[v],{meshes:e,primitives:v});if(u.length===1)return s.extensions&&fa(r,u[0],s),u[0];const g=new Nr;s.extensions&&fa(r,g,s),t.associations.set(g,{meshes:e});for(let v=0,w=u.length;v<w;v++)g.add(u[v]);return g})}loadCamera(e){let t;const i=this.json.cameras[e],r=i[i.type];if(!r){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return i.type==="perspective"?t=new mi(bn.radToDeg(r.yfov),r.aspectRatio||1,r.znear||1,r.zfar||2e6):i.type==="orthographic"&&(t=new dl(-r.xmag,r.xmag,r.ymag,-r.ymag,r.znear,r.zfar)),i.name&&(t.name=this.createUniqueName(i.name)),is(t,i),Promise.resolve(t)}loadSkin(e){const t=this.json.skins[e],i=[];for(let r=0,s=t.joints.length;r<s;r++)i.push(this._loadNodeShallow(t.joints[r]));return t.inverseBindMatrices!==void 0?i.push(this.getDependency("accessor",t.inverseBindMatrices)):i.push(null),Promise.all(i).then(function(r){const s=r.pop(),a=r,l=[],d=[];for(let h=0,m=a.length;h<m;h++){const u=a[h];if(u){l.push(u);const g=new ot;s!==null&&g.fromArray(s.array,h*16),d.push(g)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',t.joints[h])}return new Vh(l,d)})}loadAnimation(e){const t=this.json,i=this,r=t.animations[e],s=r.name?r.name:"animation_"+e,a=[],l=[],d=[],h=[],m=[];for(let u=0,g=r.channels.length;u<g;u++){const v=r.channels[u],w=r.samplers[v.sampler],T=v.target,M=T.node,b=r.parameters!==void 0?r.parameters[w.input]:w.input,A=r.parameters!==void 0?r.parameters[w.output]:w.output;T.node!==void 0&&(a.push(this.getDependency("node",M)),l.push(this.getDependency("accessor",b)),d.push(this.getDependency("accessor",A)),h.push(w),m.push(T))}return Promise.all([Promise.all(a),Promise.all(l),Promise.all(d),Promise.all(h),Promise.all(m)]).then(function(u){const g=u[0],v=u[1],w=u[2],T=u[3],M=u[4],b=[];for(let A=0,E=g.length;A<E;A++){const P=g[A],G=v[A],O=w[A],B=T[A],F=M[A];if(P===void 0)continue;P.updateMatrix&&P.updateMatrix();const D=i._createAnimationTracks(P,G,O,B,F);if(D)for(let L=0;L<D.length;L++)b.push(D[L])}return new WE(s,void 0,b)})}createNodeMesh(e){const t=this.json,i=this,r=t.nodes[e];return r.mesh===void 0?null:i.getDependency("mesh",r.mesh).then(function(s){const a=i._getNodeRef(i.meshCache,r.mesh,s);return r.weights!==void 0&&a.traverse(function(l){if(l.isMesh)for(let d=0,h=r.weights.length;d<h;d++)l.morphTargetInfluences[d]=r.weights[d]}),a})}loadNode(e){const t=this.json,i=this,r=t.nodes[e],s=i._loadNodeShallow(e),a=[],l=r.children||[];for(let h=0,m=l.length;h<m;h++)a.push(i.getDependency("node",l[h]));const d=r.skin===void 0?Promise.resolve(null):i.getDependency("skin",r.skin);return Promise.all([s,Promise.all(a),d]).then(function(h){const m=h[0],u=h[1],g=h[2];g!==null&&m.traverse(function(v){v.isSkinnedMesh&&v.bind(g,n4)});for(let v=0,w=u.length;v<w;v++)m.add(u[v]);return m})}_loadNodeShallow(e){const t=this.json,i=this.extensions,r=this;if(this.nodeCache[e]!==void 0)return this.nodeCache[e];const s=t.nodes[e],a=s.name?r.createUniqueName(s.name):"",l=[],d=r._invokeOne(function(h){return h.createNodeMesh&&h.createNodeMesh(e)});return d&&l.push(d),s.camera!==void 0&&l.push(r.getDependency("camera",s.camera).then(function(h){return r._getNodeRef(r.cameraCache,s.camera,h)})),r._invokeAll(function(h){return h.createNodeAttachment&&h.createNodeAttachment(e)}).forEach(function(h){l.push(h)}),this.nodeCache[e]=Promise.all(l).then(function(h){let m;if(s.isBone===!0?m=new _h:h.length>1?m=new Nr:h.length===1?m=h[0]:m=new sn,m!==h[0])for(let u=0,g=h.length;u<g;u++)m.add(h[u]);if(s.name&&(m.userData.name=s.name,m.name=a),is(m,s),s.extensions&&fa(i,m,s),s.matrix!==void 0){const u=new ot;u.fromArray(s.matrix),m.applyMatrix4(u)}else s.translation!==void 0&&m.position.fromArray(s.translation),s.rotation!==void 0&&m.quaternion.fromArray(s.rotation),s.scale!==void 0&&m.scale.fromArray(s.scale);return r.associations.has(m)||r.associations.set(m,{}),r.associations.get(m).nodes=e,m}),this.nodeCache[e]}loadScene(e){const t=this.extensions,i=this.json.scenes[e],r=this,s=new Nr;i.name&&(s.name=r.createUniqueName(i.name)),is(s,i),i.extensions&&fa(t,s,i);const a=i.nodes||[],l=[];for(let d=0,h=a.length;d<h;d++)l.push(r.getDependency("node",a[d]));return Promise.all(l).then(function(d){for(let m=0,u=d.length;m<u;m++)s.add(d[m]);const h=m=>{const u=new Map;for(const[g,v]of r.associations)(g instanceof _i||g instanceof qn)&&u.set(g,v);return m.traverse(g=>{const v=r.associations.get(g);v!=null&&u.set(g,v)}),u};return r.associations=h(s),s})}_createAnimationTracks(e,t,i,r,s){const a=[],l=e.name?e.name:e.uuid,d=[];Ps[s.path]===Ps.weights?e.traverse(function(g){g.morphTargetInfluences&&d.push(g.name?g.name:g.uuid)}):d.push(l);let h;switch(Ps[s.path]){case Ps.weights:h=Fa;break;case Ps.rotation:h=Qs;break;case Ps.position:case Ps.scale:h=Ua;break;default:switch(i.itemSize){case 1:h=Fa;break;case 2:case 3:default:h=Ua;break}break}const m=r.interpolation!==void 0?KB[r.interpolation]:Ic,u=this._getArrayFromAccessor(i);for(let g=0,v=d.length;g<v;g++){const w=new h(d[g]+"."+Ps[s.path],t.array,u,m);r.interpolation==="CUBICSPLINE"&&this._createCubicSplineTrackInterpolant(w),a.push(w)}return a}_getArrayFromAccessor(e){let t=e.array;if(e.normalized){const i=gg(t.constructor),r=new Float32Array(t.length);for(let s=0,a=t.length;s<a;s++)r[s]=t[s]*i;t=r}return t}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(i){const r=this instanceof Qs?qB:oT;return new r(this.times,this.values,this.getValueSize()/3,i)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function r4(n,e,t){const i=e.attributes,r=new Pr;if(i.POSITION!==void 0){const l=t.json.accessors[i.POSITION],d=l.min,h=l.max;if(d!==void 0&&h!==void 0){if(r.set(new j(d[0],d[1],d[2]),new j(h[0],h[1],h[2])),l.normalized){const m=gg(Go[l.componentType]);r.min.multiplyScalar(m),r.max.multiplyScalar(m)}}else{console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");return}}else return;const s=e.targets;if(s!==void 0){const l=new j,d=new j;for(let h=0,m=s.length;h<m;h++){const u=s[h];if(u.POSITION!==void 0){const g=t.json.accessors[u.POSITION],v=g.min,w=g.max;if(v!==void 0&&w!==void 0){if(d.setX(Math.max(Math.abs(v[0]),Math.abs(w[0]))),d.setY(Math.max(Math.abs(v[1]),Math.abs(w[1]))),d.setZ(Math.max(Math.abs(v[2]),Math.abs(w[2]))),g.normalized){const T=gg(Go[g.componentType]);d.multiplyScalar(T)}l.max(d)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}r.expandByVector(l)}n.boundingBox=r;const a=new Wr;r.getCenter(a.center),a.radius=r.min.distanceTo(r.max)/2,n.boundingSphere=a}function TS(n,e,t){const i=e.attributes,r=[];function s(a,l){return t.getDependency("accessor",a).then(function(d){n.setAttribute(l,d)})}for(const a in i){const l=mg[a]||a.toLowerCase();l in n.attributes||r.push(s(i[a],l))}if(e.indices!==void 0&&!n.index){const a=t.getDependency("accessor",e.indices).then(function(l){n.setIndex(l)});r.push(a)}return Kt.workingColorSpace!==Sn&&"COLOR_0"in i&&console.warn(`THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "${Kt.workingColorSpace}" not supported.`),is(n,e),r4(n,e,t),Promise.all(r).then(function(){return e.targets!==void 0?QB(n,e.targets,t):n})}const Pp=new WeakMap;class z_ extends Hi{constructor(e){super(e),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(e){return this.decoderPath=e,this}setDecoderConfig(e){return this.decoderConfig=e,this}setWorkerLimit(e){return this.workerLimit=e,this}load(e,t,i,r){const s=new _s(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,a=>{this.parse(a,t,r)},i,r)}parse(e,t,i=()=>{}){this.decodeDracoFile(e,t,null,null,on,i).catch(i)}decodeDracoFile(e,t,i,r,s=Sn,a=()=>{}){const l={attributeIDs:i||this.defaultAttributeIDs,attributeTypes:r||this.defaultAttributeTypes,useUniqueIDs:!!i,vertexColorSpace:s};return this.decodeGeometry(e,l).then(t).catch(a)}decodeGeometry(e,t){const i=JSON.stringify(t);if(Pp.has(e)){const d=Pp.get(e);if(d.key===i)return d.promise;if(e.byteLength===0)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let r;const s=this.workerNextTaskID++,a=e.byteLength,l=this._getWorker(s,a).then(d=>(r=d,new Promise((h,m)=>{r._callbacks[s]={resolve:h,reject:m},r.postMessage({type:"decode",id:s,taskConfig:t,buffer:e},[e])}))).then(d=>this._createGeometry(d.geometry));return l.catch(()=>!0).then(()=>{r&&s&&this._releaseTask(r,s)}),Pp.set(e,{key:i,promise:l}),l}_createGeometry(e){const t=new On;e.index&&t.setIndex(new _n(e.index.array,1));for(let i=0;i<e.attributes.length;i++){const r=e.attributes[i],s=r.name,a=r.array,l=r.itemSize,d=new _n(a,l);s==="color"&&(this._assignVertexColorSpace(d,r.vertexColorSpace),d.normalized=!(a instanceof Float32Array)),t.setAttribute(s,d)}return t}_assignVertexColorSpace(e,t){if(t!==on)return;const i=new Je;for(let r=0,s=e.count;r<s;r++)i.fromBufferAttribute(e,r).convertSRGBToLinear(),e.setXYZ(r,i.r,i.g,i.b)}_loadLibrary(e,t){const i=new _s(this.manager);return i.setPath(this.decoderPath),i.setResponseType(t),i.setWithCredentials(this.withCredentials),new Promise((r,s)=>{i.load(e,r,void 0,s)})}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const e=typeof WebAssembly!="object"||this.decoderConfig.type==="js",t=[];return e?t.push(this._loadLibrary("draco_decoder.js","text")):(t.push(this._loadLibrary("draco_wasm_wrapper.js","text")),t.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(t).then(i=>{const r=i[0];e||(this.decoderConfig.wasmBinary=i[1]);const s=s4.toString(),a=["/* draco decoder */",r,"","/* worker */",s.substring(s.indexOf("{")+1,s.lastIndexOf("}"))].join(`
`);this.workerSourceURL=URL.createObjectURL(new Blob([a]))}),this.decoderPending}_getWorker(e,t){return this._initDecoder().then(()=>{if(this.workerPool.length<this.workerLimit){const r=new Worker(this.workerSourceURL);r._callbacks={},r._taskCosts={},r._taskLoad=0,r.postMessage({type:"init",decoderConfig:this.decoderConfig}),r.onmessage=function(s){const a=s.data;switch(a.type){case"decode":r._callbacks[a.id].resolve(a);break;case"error":r._callbacks[a.id].reject(a);break;default:console.error('THREE.DRACOLoader: Unexpected message, "'+a.type+'"')}},this.workerPool.push(r)}else this.workerPool.sort(function(r,s){return r._taskLoad>s._taskLoad?-1:1});const i=this.workerPool[this.workerPool.length-1];return i._taskCosts[e]=t,i._taskLoad+=t,i})}_releaseTask(e,t){e._taskLoad-=e._taskCosts[t],delete e._callbacks[t],delete e._taskCosts[t]}debug(){console.log("Task load: ",this.workerPool.map(e=>e._taskLoad))}dispose(){for(let e=0;e<this.workerPool.length;++e)this.workerPool[e].terminate();return this.workerPool.length=0,this.workerSourceURL!==""&&URL.revokeObjectURL(this.workerSourceURL),this}}function s4(){let n,e;onmessage=function(a){const l=a.data;switch(l.type){case"init":n=l.decoderConfig,e=new Promise(function(m){n.onModuleLoaded=function(u){m({draco:u})},DracoDecoderModule(n)});break;case"decode":const d=l.buffer,h=l.taskConfig;e.then(m=>{const u=m.draco,g=new u.Decoder;try{const v=t(u,g,new Int8Array(d),h),w=v.attributes.map(T=>T.array.buffer);v.index&&w.push(v.index.array.buffer),self.postMessage({type:"decode",id:l.id,geometry:v},w)}catch(v){console.error(v),self.postMessage({type:"error",id:l.id,error:v.message})}finally{u.destroy(g)}});break}};function t(a,l,d,h){const m=h.attributeIDs,u=h.attributeTypes;let g,v;const w=l.GetEncodedGeometryType(d);if(w===a.TRIANGULAR_MESH)g=new a.Mesh,v=l.DecodeArrayToMesh(d,d.byteLength,g);else if(w===a.POINT_CLOUD)g=new a.PointCloud,v=l.DecodeArrayToPointCloud(d,d.byteLength,g);else throw new Error("THREE.DRACOLoader: Unexpected geometry type.");if(!v.ok()||g.ptr===0)throw new Error("THREE.DRACOLoader: Decoding failed: "+v.error_msg());const T={index:null,attributes:[]};for(const M in m){const b=self[u[M]];let A,E;if(h.useUniqueIDs)E=m[M],A=l.GetAttributeByUniqueId(g,E);else{if(E=l.GetAttributeId(g,a[m[M]]),E===-1)continue;A=l.GetAttribute(g,E)}const P=r(a,l,g,M,b,A);M==="color"&&(P.vertexColorSpace=h.vertexColorSpace),T.attributes.push(P)}return w===a.TRIANGULAR_MESH&&(T.index=i(a,l,g)),a.destroy(g),T}function i(a,l,d){const m=d.num_faces()*3,u=m*4,g=a._malloc(u);l.GetTrianglesUInt32Array(d,u,g);const v=new Uint32Array(a.HEAPF32.buffer,g,m).slice();return a._free(g),{array:v,itemSize:1}}function r(a,l,d,h,m,u){const g=u.num_components(),w=d.num_points()*g,T=w*m.BYTES_PER_ELEMENT,M=s(a,m),b=a._malloc(T);l.GetAttributeDataArrayForAllPoints(d,u,M,T,b);const A=new m(a.HEAPF32.buffer,b,w).slice();return a._free(b),{name:h,array:A,itemSize:g}}function s(a,l){switch(l){case Float32Array:return a.DT_FLOAT32;case Int8Array:return a.DT_INT8;case Int16Array:return a.DT_INT16;case Int32Array:return a.DT_INT32;case Uint8Array:return a.DT_UINT8;case Uint16Array:return a.DT_UINT16;case Uint32Array:return a.DT_UINT32}}}var H_=function(){var 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t=Nn._texKeys,i=[],r={},s={},a=[e];for(;a.length!==0;){let l=a.shift();if(l.isMesh){i.push(l);const d=l.material;Array.isArray(d)?d.forEach(h=>s[h.uuid]=h):s[d.uuid]=d}a.push(...l.children)}return Object.values(s).forEach(l=>{t.forEach(d=>{let h=l[d];h&&(r[h.uuid]=h)})}),Object.assign(e.userData,{meshes:i,materials:s,textures:r}),e}constructor(e){this.manager=e}}Nn._texKeys=["map","alphaMap","aoMap","bumpMap","displacementMap","emissiveMap","envMap","lightMap","metalnessMap","normalMap","roughnessMap","specularMap","alphaMap"];class c4 extends Nn{load({url:e,path:t,resourcePath:i,manager:r,texSettings:s,onLoad:a,onProgress:l,onError:d}){let h=this._loader;h===void 0&&(h=this._loader=new eT),h.manager=r,h.setPath(t),h.setResourcePath(i),h.load(e,m=>a(Object.assign(m,s)),l,d)}constructor(...e){super(...e),this.extension=["exr"]}}class u4 extends Nn{load({url:e,buffer:t,path:i,resourcePath:r,manager:s,onLoad:a,onProgress:l,onError:d}){let h=this._loader;h===void 0&&(h=this._loader=new fB),h.manager=s,h.setPath(i),h.setResourcePath(r);const m=u=>{a(Nn._setUserData(u))};t?m(h.parse(t,r)):h.load(e,m,l,d)}constructor(...e){super(...e),this.extension=["fbx"]}}class d4 extends Nn{load({url:e,buffer:t,path:i,resourcePath:r,dracoPath:s,manager:a,onLoad:l,onProgress:d,onError:h}){let m=this._dracoLoader;m===void 0&&(m=this._dracoLoader=new z_),m.manager=a,m.setDecoderPath(s);let u=this._loader;u===void 0&&(u=this._loader=new B_,u.setDRACOLoader(m),u.setMeshoptDecoder(H_)),u.manager=a,u.setPath(i),u.setResourcePath(r);const g=v=>{const w=v.scene;w.animations.push(...v.animations),l(Nn._setUserData(w))};t?u.parse(t,r,g,h):u.load(e,g,d,h)}constructor(...e){super(...e),this.extension=["gltf","glb"]}}class h4 extends Nn{load({url:e,path:t,resourcePath:i,manager:r,texSettings:s,onLoad:a,onProgress:l,onError:d}){let h=this._loader;h===void 0&&(h=this._loader=new a4),h.manager=r,h.setPath(t),h.setResourcePath(i);const m=Object.assign({mapping:el},s);h.load(e,u=>a(Object.assign(u,m)),l,d)}constructor(...e){super(...e),this.extension=["hdr"]}}class f4 extends Nn{load({url:e,path:t,resourcePath:i,manager:r,onLoad:s,onProgress:a,onError:l}){let d=this._loader;d===void 0&&(d=this._loader=new _s),d.manager=r,d.setPath(t),d.setResourcePath(i),d.load(e,h=>s(JSON.parse(h)),a,l)}constructor(...e){super(...e),this.extension=["json"]}}class p4 extends Nn{load({url:e,path:t,resourcePath:i,manager:r,texSettings:s,onLoad:a,onProgress:l,onError:d}){let h=this._loader;h===void 0&&(h=this._loader=new Xh),h.manager=r,h.setPath(t),h.setResourcePath(i);const m=u=>{u.colorSpace=on,a(Object.assign(u,s))};h.load(e,m,l,d)}constructor(...e){super(...e),this.extension=["png","jpg","webp","avif"]}}function Et(n,e,t,i){var r=arguments.length,s=r<3?e:i===null?i=Object.getOwnPropertyDescriptor(e,t):i,a;if(typeof Reflect=="object"&&typeof Reflect.decorate=="function")s=Reflect.decorate(n,e,t,i);else for(var l=n.length-1;l>=0;l--)(a=n[l])&&(s=(r<3?a(s):r>3?a(e,t,s):a(e,t))||s);return r>3&&s&&Object.defineProperty(e,t,s),s}class m4{property(e,t={}){return this._properties[e]=t,this}applyProperties(e){return Object.assign(e,this._properties),e}constructor(e){this.clsName=e,this._properties=Object.create(null)}}class Ii{static _hasProperties(e){return Ii._propertyMap.has(e)}static _getProperties(e,t=!0){let i=Ii._propertyMap.get(e);return i===void 0&&t&&(i=Object.create(null),Ii._propertyMap.set(e,i)),i}static _getMergedProperties(e){let t=null;for(;e!==Object.constructor.prototype;){let i=Ii._getProperties(e,!1);i&&(t===null&&(t=Object.create(null)),Object.assign(t,i)),e=Object.getPrototypeOf(e)}return t}static _getClassProperties(e,t=!0){let i=Ii._classMap.get(e);return i===void 0&&t&&(i=new m4(e),Ii._classMap.set(e,i)),i}static _applyClassProperties(e,t){let i=Ii._getClassProperties(e,!1);return i?i.applyProperties(Ii._getProperties(t)):Ii._getProperties(t,!1)}}Ii._classMap=new Map;Ii._propertyMap=new Map;function rt(n,e){let t=null;function i(r,s){Ii._getProperties(r.constructor)[s]=t}if(n===void 0)return rt({});if(typeof e>"u")return t=n,i;t={},i(n,e)}const uT={Linear:Br.Linear.None,QuadraticIn:Br.Quadratic.In,QuadraticOut:Br.Quadratic.Out,QuadraticInOut:Br.Quadratic.InOut};class V_{constructor(){this.style=uT.QuadraticInOut,this.time=4}}Et([rt({value:uT})],V_.prototype,"style",void 0);Et([rt],V_.prototype,"time",void 0);class Zc{constructor(){this.instanceId=Zc._instanceCount++,this.uuid=bn.generateUUID(),this.name="",this.type="ObjectInstance"}}Zc._instanceCount=0;class sl extends Zc{get enabled(){return this._enabled}set enabled(e){this._enabled!==e&&(this._enabled=e,this.manager.componentScheduler.enableComponent(this,e))}_onPreDestroy(){this.unscheduleAll(),this.manager.removeComponent(this.node,this),this._enabled&&this.manager.componentScheduler.enableComponent(this,!1),this.onDestroy&&this.flags.OnLoadCalled&&this.onDestroy()}schedule(e,t,i=-1){this.manager.scheduler.schedule(this,e,t,i)}unshedule(e){this.manager.scheduler.unshedule(this,e)}unscheduleAll(){this.manager.scheduler.unscheduleAll(this)}destroy(){return this.flags.Destroyed?!1:(this.destroyImmediate(),!0)}destroyImmediate(){this._onPreDestroy&&this._onPreDestroy(),this.flags.Destroyed=!0}constructor(...e){super(...e),this._enabled=!0,this.type="Component",this.flags={}}}const{clamp:g4,lerp:_4}=bn;class dT extends sl{get vcam(){return this._vcam}get vcams(){return this._vcams}lastUpdate(e){let t=this.getActiveCamera();if(t!=null)if(this._vcams.forEach(i=>{i.locked||(i.enabled=i===t)}),this._lerpTime<this.brainBlend.time){this._lerpTime+=e;let i=g4(this._lerpTime/this.brainBlend.time,0,1);this._lerpToMainCamera(t,this.brainBlend.style(i))}else this._lerpToMainCamera(t,1)}activeCamera(e,t=4){this._vcamSolo!==e&&(this._vcamSolo=e,this._lerpTime=0,this.brainBlend.time=t)}addCamera(e){this._vcams.indexOf(e)===-1&&this._vcams.push(e)}removeCamera(e){let t=this._vcams.indexOf(e);t!==-1&&this._vcams.splice(t,1)}getActiveCamera(){return this._vcamSolo||this._vcams.filter(e=>e.enabled||e.locked).sort((e,t)=>t.priority-e.priority)[0]}_lerpToMainCamera(e,t){const i=this.node,r=e,{lens:s,finalPosition:a,finalRotation:l}=r,d=i.fov!=s.fov||i.near!=s.near||i.far!=s.far;i.position.lerp(a,t),i.quaternion.slerp(l,t),i.fov=_4(i.fov,s.fov,t),i.near=s.near,i.far=s.far,d&&i.updateProjectionMatrix()}constructor(...e){super(...e),this._vcam=null,this._vcamSolo=null,this._vcams=[],this._lerpTime=4,this.brainBlend=new V_}}Et([rt],dT.prototype,"brainBlend",void 0);class qh{constructor(){this.fov=45,this.near=.1,this.far=1e3}}Et([rt],qh.prototype,"fov",void 0);Et([rt],qh.prototype,"near",void 0);Et([rt],qh.prototype,"far",void 0);class W_ extends sl{get finalPosition(){return this._finalPosition.copy(this.node.position).add(this.correctPosition)}get finalRotation(){return this._finalRotation.copy(this.node.quaternion).multiply(this.correctRotation)}onLoad(){const e=this.viewer.camera;this.node.isCamera=!0,this.lens.fov=e.fov,this.lens.near=e.near,this.lens.far=e.far,this.brain=this.viewer.getComponent(e,dT,!0),this.brain.addCamera(this)}onDestroy(){this.brain.removeCamera(this)}constructor(...e){super(...e),this._finalPosition=new j,this._finalRotation=new Gn,this.locked=!1,this.priority=10,this.lens=new qh,this.correctPosition=new j,this.correctRotation=new Gn}}Et([rt],W_.prototype,"lens",void 0);const Ls={NONE:1,SELECTED:2,IN:4};class v4{connect(e){let t=this._connectors.find(i=>i.target===e);t===void 0&&(t={target:e,state:Ls.NONE},this._connectors.push(t))}disconnect(e){let t=this._connectors.findIndex(i=>i.target===e);t!==-1&&this._connectors.splice(t,1)}pointerDown(e,t){if(this._connectors.length!==0){this._raycaster.setFromCamera(e,t);for(let i of this._connectors)if(i.target.has("click")||i.target.has("pointerdown")){let r=this._raycaster.intersectObject(i.target.node,!0);r.length&&(i.state|=Ls.SELECTED,i.target.emit("pointerdown",{intersects:r}))}}}pointerUp(e,t){if(this._connectors.length!==0){this._raycaster.setFromCamera(e,t);for(let i of this._connectors)if(i.target.has("click")||i.target.has("pointerup")){let r=this._raycaster.intersectObject(i.target.node,!0);r.length&&(i.state&Ls.SELECTED&&(i.state&=~Ls.SELECTED,i.target.emit("click",{intersects:r})),i.target.emit("pointerup",{intersects:r}))}}}pointerMove(e,t){if(this._connectors.length!==0){this._raycaster.setFromCamera(e,t);for(let i of this._connectors)if(i.target.has("pointerover")||i.target.has("pointerout")){let r=this._raycaster.intersectObject(i.target.node,!0);r.length?i.state&Ls.IN||(i.state|=Ls.IN,i.target.emit("pointerover",{intersects:r})):i.state&Ls.IN&&(i.state&=~Ls.IN,i.target.emit("pointerout",{intersects:r}))}}}constructor(){this._raycaster=new GN,this._connectors=[]}}class mt{get pointerButton(){return this._pointerButton}get pointer(){return this._pointer}get pointerPosition(){return this._pointerPosition}get mouseWheel(){return this._mouseWheel}get touchCount(){return this._touchCount}get touches(){return this._touches}get keys(){return this._keys}addEventListeners(){const e=this.viewer.canvas;e.style.touchAction="none",this._addEventListener(e,"contextmenu",t=>t.preventDefault()),this._addEventListener(e,"pointerdown",t=>this._onPointerDown(t),{passive:!1}),this._addEventListener(e,"pointerup",t=>this._onPointerUp(t),{passive:!1}),this._addEventListener(e,"pointercancel",t=>this._onPointerUp(t),{passive:!1}),this._addEventListener(e,"pointerout",t=>this._onPointerUp(t),{passive:!1}),this._addEventListener(e,"pointermove",t=>this._onPointerMove(t),{passive:!0}),this._addEventListener(e,"wheel",t=>this._onMouseWheel(t),{passive:!1}),this._addEventListener(e,"touchstart",t=>this._onTouchStart(t),{passive:!0}),this._addEventListener(e,"touchend",t=>this._onTouchEnd(t),{passive:!0}),this._addEventListener(e,"touchmove",t=>this._onTouchMove(t),{passive:!0}),this._addEventListener(window,"keydown",t=>this._onKeyDown(t),{passive:!1}),this._addEventListener(window,"keypress",t=>this._onKeyPress(t),{passive:!1}),this._addEventListener(window,"keyup",t=>this._onKeyUp(t),{passive:!1})}removeAllListeners(){for(let{target:e,type:t,callback:i}of this._listeners)e.removeEventListener?e.removeEventListener(t,i):e.off&&e.off(t,i,e);this._listeners=[]}connect(e,t){switch(t){case mt.CLICK:case mt.POINTER_DOWN:case mt.POINTER_UP:case mt.POINTER_OVER:case mt.POINTER_OUT:this._pressability.connect(e);break}}disconnect(e){this._pressability.disconnect(e)}_addEventListener(e,t,i,r){e.addEventListener?e.addEventListener(t,i,r):e.on&&e.on(t,i,e),this._listeners.push({target:e,type:t,callback:i})}_remapPointer(e){const t=this.viewer.width;return this.viewer.rootRotated?{button:e.button,buttons:e.buttons,clientX:e.clientY,clientY:t-e.clientX,offsetX:e.offsetY,offsetY:t-e.offsetX,pageX:e.pageY,pageY:t-e.pageX,screenX:e.screenY,screenY:t-e.screenX,movementX:e.movementY,movementY:e.movementX}:e}_remapTouch(e){const t=this.viewer.width;return this.viewer.rootRotated?{touches:Array.from(e.touches).map(i=>({identifier:i.identifier,clientX:i.clientY,clientY:t-i.clientX,pageX:i.pageY,pageY:t-i.pageX,screenX:i.screenY,screenY:t-i.screenX}))}:e}_computePointer(e){this._pointer.x=e.offsetX/this.viewer.width*2-1,this._pointer.y=1-e.offsetY/this.viewer.height*2,this._pointerPosition.set(e.offsetX,e.offsetY)}_onPointerDown(e){e.preventDefault(),e=this._remapPointer(e),this._pointerButton=e.button,this._computePointer(e),this._pressability.pointerDown(this._pointer,this.viewer.camera),this.viewer.emit(mt.POINTER_DOWN,e)}_onPointerUp(e){e.preventDefault(),e=this._remapPointer(e),this._pointerButton=-1,this._computePointer(e),this._pressability.pointerUp(this._pointer,this.viewer.camera),this.viewer.emit(mt.POINTER_UP,e)}_onPointerMove(e){e=this._remapPointer(e),this._computePointer(e),this._pressability.pointerMove(this._pointer,this.viewer.camera),this.viewer.emit(mt.POINTER_MOVE,e)}_onMouseWheel(e){e.preventDefault(),this._mouseWheel=e.deltaY||e.wheelDelta,this.viewer.emit(mt.MOUSE_WHEEL,e)}_onTouchStart(e){e=this._remapTouch(e),this.viewer.emit(mt.TOUCH_START,e)}_onTouchEnd(e){e=this._remapTouch(e),this.viewer.emit(mt.TOUCH_END,e)}_onTouchMove(e){e=this._remapTouch(e);let t=e.touches,i=this._touches;for(let r=t.length;r--;){i[r]==null&&(i[r]={id:-1,position:new et});const s=t[r];i[r].id=s.identifier,i[r].position.set(s.pageX,s.pageY)}this._touchCount=t.length,this.viewer.emit(mt.TOUCH_MOVE,e)}_onKeyDown(e){this._keys[e.key]=!0,this.viewer.emit(mt.KEYDOWN,e)}_onKeyPress(e){this._keys[e.key]=!0,this.viewer.emit(mt.KEYPRESS,e)}_onKeyUp(e){this._keys[e.key]=!1,this.viewer.emit(mt.KEYUP,e)}constructor(e){this.viewer=e,this._listeners=[],this._mouseWheel=0,this._touches=[],this._touchCount=0,this._pointerButton=-1,this._pointerPosition=new et,this._pointer=new et,this._keys={},this._pressability=new v4}}mt.CLICK="click";mt.MOUSE_WHEEL="mousewheel";mt.TOUCH_START="touchstart";mt.TOUCH_END="touchend";mt.TOUCH_MOVE="touchmove";mt.POINTER_DOWN="pointerdown";mt.POINTER_UP="pointerup";mt.POINTER_MOVE="pointermove";mt.POINTER_OVER="pointerover";mt.POINTER_OUT="pointerout";mt.KEYDOWN="keydown";mt.KEYPRESS="keypress";mt.KEYUP="keyup";mt.RESIZE="resize";const CS=typeof window>"u";class y4{match(e,t){const i=this.userAgent.match(t);return i&&i.length>1&&i[e]||""}get isMobile(){return!this.isTablet&&(/[^-]mobi/i.test(this.userAgent)||this.iOSDevice==="iphone"||this.iOSDevice==="ipod"||this.isAndroidDevice||/nexus\s*[0-6]\s*/i.test(this.userAgent))}get isTablet(){return/tablet/i.test(this.userAgent)&&!/tablet pc/i.test(this.userAgent)||this.iOSDevice==="ipad"||this.isAndroidDevice&&!/[^-]mobi/i.test(this.userAgent)||!/nexus\s*[0-6]\s*/i.test(this.userAgent)&&/nexus\s*[0-9]+/i.test(this.userAgent)}get isDesktop(){return!this.isMobile&&!this.isTablet}get isMacOS(){return/macintosh/i.test(this.userAgent)&&{version:this.match(1,/mac os x (\d+(\.?_?\d+)+)/i).replace(/[_\s]/g,".").split(".").map(e=>e)[1]}}get isWindows(){return/windows /i.test(this.userAgent)&&{version:this.match(1,/Windows ((NT|XP)( \d\d?.\d)?)/i)}}get isiOS(){return!!this.iOSDevice&&{version:this.match(1,/os (\d+([_\s]\d+)*) like mac os x/i).replace(/[_\s]/g,".")||this.match(1,/version\/(\d+(\.\d+)?)/i)}}get isAndroid(){return this.isAndroidDevice&&{version:this.match(1,/android[ \/-](\d+(\.\d+)*)/i)}}get browser(){const e=this.match(1,/version\/(\d+(\.\d+)?)/i);return/opera/i.test(this.userAgent)?{name:"Opera",version:e||this.match(1,/(?:opera|opr|opios)[\s\/](\d+(\.\d+)?)/i)}:/opr\/|opios/i.test(this.userAgent)?{name:"Opera",version:this.match(1,/(?:opr|opios)[\s\/](\d+(\.\d+)?)/i)||e}:/SamsungBrowser/i.test(this.userAgent)?{name:"Samsung Internet for Android",version:e||this.match(1,/(?:SamsungBrowser)[\s\/](\d+(\.\d+)?)/i)}:/yabrowser/i.test(this.userAgent)?{name:"Yandex Browser",version:e||this.match(1,/(?:yabrowser)[\s\/](\d+(\.\d+)?)/i)}:/ucbrowser/i.test(this.userAgent)?{name:"UC Browser",version:this.match(1,/(?:ucbrowser)[\s\/](\d+(\.\d+)?)/i)}:/msie|trident/i.test(this.userAgent)?{name:"Internet Explorer",version:this.match(1,/(?:msie |rv:)(\d+(\.\d+)?)/i)}:/(edge|edgios|edga|edg)/i.test(this.userAgent)?{name:"Microsoft Edge",version:this.match(2,/(edge|edgios|edga|edg)\/(\d+(\.\d+)?)/i)}:/firefox|iceweasel|fxios/i.test(this.userAgent)?{name:"Firefox",version:this.match(1,/(?:firefox|iceweasel|fxios)[ \/](\d+(\.\d+)?)/i)}:/chromium/i.test(this.userAgent)?{name:"Chromium",version:this.match(1,/(?:chromium)[\s\/](\d+(?:\.\d+)?)/i)||e}:/chrome|crios|crmo/i.test(this.userAgent)?{name:"Chrome",version:this.match(1,/(?:chrome|crios|crmo)\/(\d+(\.\d+)?)/i)}:/safari|applewebkit/i.test(this.userAgent)?{name:"Safari",version:e}:{name:this.match(1,/^(.*)\/(.*) /),version:this.match(2,/^(.*)\/(.*) /)}}constructor(e){this.userAgent=e||(!CS&&window.navigator?window.navigator.userAgent:""),this.isAndroidDevice=!/like android/i.test(this.userAgent)&&/android/i.test(this.userAgent),this.iOSDevice=this.match(1,/(iphone|ipod|ipad)/i).toLowerCase(),!CS&&navigator.platform==="MacIntel"&&navigator.maxTouchPoints>2&&!window.MSStream&&(this.iOSDevice="ipad")}}const ur=new y4,j_=(navigator.userAgent||navigator.vendor).toLowerCase(),ml=typeof ur.browser=="boolean"?"":ur.browser.name,b4=document.createElement("audio");class Mt{}Mt.isTablet=ur.isTablet;Mt.isMobile=ur.isMobile||ur.isTablet;Mt.isDesktop=ur.isDesktop;Mt.device=Mt.isMobile?"mobile":"desktop";Mt.isAndroid=!!ur.isAndroid;Mt.isIOS=!!ur.isiOS;Mt.isMacOS=!!ur.isMacOS;Mt.isWindows=typeof ur.isWindows=="boolean"?ur.isWindows:ur.isWindows.version!==null;Mt.isLinux=j_.indexOf("linux")!=-1;Mt.ua=j_;Mt.isEdge=ml==="Microsoft Edge";Mt.isIE=ml==="Internet Explorer";Mt.isFirefox=ml==="Firefox";Mt.isChrome=ml==="Chrome";Mt.isOpera=ml==="Opera";Mt.isSafari=ml==="Safari";Mt.isSupportMSAA=!j_.match("version/15.4 ");Mt.isSupportOgg=!!b4.canPlayType("audio/ogg");Mt.isRetina=window.devicePixelRatio&&window.devicePixelRatio>=1.5;Mt.devicePixelRatio=window.devicePixelRatio||1;Mt.cpuCoreCount=navigator.hardwareConcurrency||1;Mt.baseUrl=document.location.origin;Mt.isIFrame=window.self!==window.top;Object.freeze(new j(1,0,0));Object.freeze(new j(0,1,0));Object.freeze(new j(0,0,1));Object.freeze(new j(1,0,0));Object.freeze(new j(0,1,0));Object.freeze(new j(0,0,0));Object.freeze(new j(1,1,1));Object.freeze(new j(-1,-1,-1));const{clamp:hT}=bn,{max:u8,abs:x4,acos:d8}=Math,fT=1e-6,w4=new j;function pT(n,e,t,i,r=n){if(i<=0)return r.copy(e);let s=w4.copy(e).sub(n);return s.lengthSq()<fT?r.copy(e):r.copy(n).add(s.multiplyScalar(hT(t*i,0,1)))}function ud(n,e,t,i){if(i<=0)return e;let r=e-n;return x4(r)<fT?e:n+r*hT(i*t,0,1)}const{clamp:Ip,degToRad:S4}=bn,{abs:M4,tan:E4,PI:T4}=Math,dd=T4*2,Dp=.001;class Ft extends W_{get lookAt(){return this._lookAt}set lookAt(e){this._lookAt.copy(e),this._targetLookAt.copy(e)}get springLength(){return this._spherical.radius}set springLength(e){this._spherical.radius=this._targetSpringLength=e}get theta(){return this._spherical.theta}set theta(e){this._spherical.theta=this._targetTheta=e}get phi(){return this._spherical.phi}set phi(e){this._spherical.phi=this._targetPhi=e}get fov(){return this.lens.fov}set fov(e){this.lens.fov=this._targetFov=e}onEnable(){this.viewer.on(mt.POINTER_DOWN,this._onPointerDown,this),this.viewer.on(mt.POINTER_UP,this._onPointerUp,this),this.viewer.on(mt.POINTER_MOVE,this._onPointerMove,this),this.viewer.on(mt.MOUSE_WHEEL,this._onMouseWheel,this),this.viewer.on(mt.TOUCH_START,this._onTouchStart,this),this.viewer.on(mt.TOUCH_MOVE,this._onTouchMove,this),this.reset()}onDisable(){this.viewer.off(mt.POINTER_DOWN,this._onPointerDown,this),this.viewer.off(mt.POINTER_UP,this._onPointerUp,this),this.viewer.off(mt.POINTER_MOVE,this._onPointerMove,this),this.viewer.off(mt.MOUSE_WHEEL,this._onMouseWheel,this),this.viewer.off(mt.TOUCH_START,this._onTouchStart,this),this.viewer.off(mt.TOUCH_MOVE,this._onTouchMove,this)}reset(){this._button=-1,this._touchID=-1,this._targetTheta=this.theta,this._targetPhi=this.phi,this._targetSpringLength=this.springLength,this._targetLookAt.copy(this._lookAt),this._targetFov=this.lens.fov}_onPointerDown(e){Mt.isMobile||(this._button=e.button,this._preLoc0.set(e.pageX,e.pageY))}_onPointerUp(e){Mt.isMobile||(this._button=-1)}_onPointerMove(e){if(Mt.isMobile)return;const{__loc0:t,__panDelta:i,__rotateDelta:r}=Ft;switch(t.set(e.pageX,e.pageY),this._button){case 0:this._calculateRotatelDelta(r,this._preLoc0,t),this._calculateTargetSpringArm(r);break;case 1:case 2:this._calculatePanDelta(i,this._preLoc0,t),this._calculateTargetLookAt(i);break}this._preLoc0.copy(t)}_onMouseWheel(e){e.deltaY>0?this._targetSpringLength*=this._calculateDistanceScale(1/.85):e.deltaY<0&&(this._targetSpringLength*=this._calculateDistanceScale(.85)),this._calculateTargetSpringArm()}_onTouchStart(e){if(!Mt.isMobile)return;let t=e.touches;t.length>1?(this._preLoc0.set(t[0].pageX,t[0].pageY),this._preLoc1.set(t[1].pageX,t[1].pageY)):t.length>0&&(this._touchID=t[0].identifier,this._preLoc0.set(t[0].pageX,t[0].pageY))}_onTouchMove(e){if(!Mt.isMobile)return;const{__loc0:t,__loc1:i,__panDelta:r,__rotateDelta:s,__preCenter:a,__center:l}=Ft;let d=e.touches;d.length>1?(t.set(d[0].pageX,d[0].pageY),i.set(d[1].pageX,d[1].pageY),this.lookAt&&(this._targetSpringLength*=this._calculateDistanceScale(this._preLoc0.distanceTo(this._preLoc1)/t.distanceTo(i))),a.copy(this._preLoc0).add(this._preLoc1).multiplyScalar(.5),l.copy(t).add(i).multiplyScalar(.5),this._calculatePanDelta(r,a,l),this._calculateTargetLookAt(r),this._calculateTargetSpringArm(),this._preLoc0.copy(t),this._preLoc1.copy(i)):d.length>0&&this._touchID===d[0].identifier&&(t.set(d[0].pageX,d[0].pageY),this._calculateRotatelDelta(s,this._preLoc0,t),this._calculateTargetSpringArm(s),this._preLoc0.copy(t))}_calculateDistanceScale(e){return this._tempRotateSmoothing=this.rotateSmoothing,this.forbidZ&&(e=1),e}_calculateRotatelDelta(e,t,i){this._tempRotateSmoothing=this.rotateSmoothing;const r=this.viewer.canvas;return e.copy(i).sub(t).multiplyScalar(this.rotateSpeed*2*Math.PI/r.clientHeight),e.y=-e.y,this.forbidX&&(e.x=0),this.forbidY&&(e.y=0),e}_calculatePanDelta(e,t,i){this._tempRotateSmoothing=this.rotateSmoothing;const r=this.viewer.canvas;return e.copy(i).sub(t).multiplyScalar(this.panSpeed/r.clientHeight),this.forbidPanX&&(e.x=0),this.forbidPanY&&(e.y=0),e}_calculateTargetLookAt(e){const{__xAxis:t,__yAxis:i,__posDelta:r}=Ft;t.setFromMatrixColumn(this.node.matrix,0),i.setFromMatrixColumn(this.node.matrix,1),this.forbitPanOffsetY&&(i.y=0,i.normalize()),r.copy(this.node.position).sub(this.lookAt);const s=r.length()*2*E4(S4(this.fov*.5));this._targetLookAt.sub(t.multiplyScalar(e.x*s)).add(i.multiplyScalar(e.y*s))}_calculateTargetSpringArm(e,t){e&&(this._targetTheta-=e.x,this._targetPhi+=e.y),t&&(this._targetSpringLength=t),this._targetTheta=Ip(this._targetTheta,this.thetaMin,this.thetaMax),this._targetPhi=Ip(this._targetPhi,this.phiMin,this.phiMax),this._targetSpringLength=Ip(this._targetSpringLength,this.distanceMin,this.distanceMax)}gotoPOI({duration:e=-1,easing:t=Br.Cubic.InOut,springLength:i=this._targetSpringLength,theta:r=this._targetTheta,phi:s=this._targetPhi,lookAt:a=this._lookAt,fov:l=this.lens.fov,smoothing:d=this.smoothing,rotateSmoothing:h=d}){this._targetFov=l,this._tempSmoothing=d,this._tempRotateSmoothing=h,this._targetLookAt.copy(a);const m=r%dd,u=this._spherical.theta=this._spherical.theta%dd,g=[m,m-dd,m+dd],v=g.map(T=>M4(u-T)),w=Math.min(...v);this._targetTheta=g[v.findIndex(T=>T===w)],this._targetSpringLength=i,this._targetPhi=s,this._calculateTargetSpringArm(),e>0&&(this.locked=!0,this.enabled=!1,this.viewer.killTweensOf(this),this.viewer.timeline(this).to({springLength:i,theta:r,phi:s,lookAt:a,fov:l},e,{easing:t,onUpdate:()=>{this.node.position.setFromSpherical(this._spherical).add(this._lookAt),this.node.lookAt(this._lookAt)}}).call(()=>{this.locked=!1,this.enabled=!0}).start())}update(e){const t=this._tempSmoothing,i=this._tempRotateSmoothing;this._spherical.theta=ud(this._spherical.theta,this._targetTheta,e,i),this._spherical.phi=ud(this._spherical.phi,this._targetPhi,e,i),this._spherical.radius=ud(this._spherical.radius,this._targetSpringLength,e,t),this.lens.fov=ud(this.lens.fov,this._targetFov,e,t),pT(this._lookAt,this._targetLookAt,e,t),this.node.position.setFromSpherical(this._spherical).add(this._lookAt),this.node.lookAt(this._lookAt)}constructor(...e){super(...e),this._button=-1,this._touchID=-1,this._preLoc0=new et,this._preLoc1=new et,this._spherical=new N_(4,Math.PI/2),this._lookAt=new j,this._tempSmoothing=6,this._tempRotateSmoothing=8,this._targetTheta=0,this._targetPhi=0,this._targetSpringLength=4,this._targetFov=this.fov,this._targetLookAt=new j,this.forbidX=!1,this.forbidY=!1,this.forbidZ=!1,this.forbidPanX=!1,this.forbidPanY=!1,this.forbitPanOffsetY=!1,this.panSpeed=1,this.rotateSpeed=1,this.smoothing=5,this.rotateSmoothing=8,this.phiMin=Dp,this.phiMax=Math.PI-Dp,this.thetaMin=-1/0,this.thetaMax=1/0,this.distanceMin=Dp,this.distanceMax=1/0}}Ft.__loc0=new et;Ft.__loc1=new et;Ft.__center=new et;Ft.__preCenter=new et;Ft.__panDelta=new et;Ft.__panTarget=new et;Ft.__rotateDelta=new et;Ft.__posDelta=new j;Ft.__xAxis=new j;Ft.__yAxis=new j;Ft.__quat=new Gn;Et([rt({dir:"set"})],Ft.prototype,"forbidX",void 0);Et([rt({dir:"set"})],Ft.prototype,"forbidY",void 0);Et([rt({dir:"set"})],Ft.prototype,"forbidZ",void 0);Et([rt({dir:"set"})],Ft.prototype,"forbidPanX",void 0);Et([rt({dir:"set"})],Ft.prototype,"forbidPanY",void 0);Et([rt({dir:"set"})],Ft.prototype,"forbitPanOffsetY",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"panSpeed",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"rotateSpeed",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"smoothing",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"rotateSmoothing",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"phiMin",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"phiMax",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"thetaMin",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"thetaMax",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"distanceMin",void 0);Et([rt({dir:"set",step:.01})],Ft.prototype,"distanceMax",void 0);Et([rt({step:.01})],Ft.prototype,"lookAt",null);Et([rt({step:.01})],Ft.prototype,"springLength",null);Et([rt({step:.01})],Ft.prototype,"theta",null);Et([rt({step:.01})],Ft.prototype,"phi",null);Et([rt],Ft.prototype,"fov",null);class RS extends wn{constructor(...e){super(new Yc(...e))}}const A4=`
varying vec2 vUv;
void main() {
	vUv = position.xy * 0.5 + 0.5;
	gl_Position = vec4(position.xy, 1.0, 1.0);
}
`,C4=`
uniform mat4 textureMatrix;
varying vec4 vUv4;
varying vec2 vUv;
varying vec3 vPositionWS;

#ifdef USE_UV1
    varying vec2 vUv1;
#endif

#ifdef USE_UV2
    varying vec2 vUv2;
#endif

#ifdef USE_UV3
    varying vec2 vUv3;
#endif

varying vec3 vViewPosition;

#include <common>
#include <normal_pars_vertex>
#include <logdepthbuf_pars_vertex>

void main() {
    #include <beginnormal_vertex>
    #include <defaultnormal_vertex>

    vec4 transformed = vec4(position, 1.);

#ifdef USE_INSTANCING
    transformed = instanceMatrix * transformed;
#endif

    vUv = uv;

#ifdef USE_UV1   
    vUv1 = uv1;
#endif

#ifdef USE_UV2   
    vUv2 = uv2;
#endif

#ifdef USE_UV3   
    vUv3 = uv2;
#endif

    vec4 positionWS = modelMatrix * transformed;
    vec4 mvPosition = viewMatrix * positionWS;

    vUv4 = textureMatrix * positionWS;
    vPositionWS = positionWS.xyz;
    vViewPosition = -mvPosition.xyz;
    vNormal = normalize(transformedNormal);

    gl_Position = projectionMatrix * mvPosition;

    #include <logdepthbuf_vertex>
}
`,R4=`
uniform vec3      color;
uniform float     alpha;
uniform float     roughness;
uniform float     metalness;
uniform sampler2D map;
uniform sampler2D normalMap;
uniform sampler2D roughnessMap;
uniform sampler2D aoMap;
uniform float     aoMapIntensity;
uniform sampler2D lightMap;
uniform float     lightMapIntensity;
uniform sampler2D reflectMap;
uniform float     reflectIntensity;
varying vec3      vPositionWS;

varying vec2 vUv;

#ifdef USE_UV1
    varying vec2 vUv1;
#endif

#ifdef USE_UV2
    varying vec2 vUv2;
#endif

#ifdef USE_UV3
    varying vec2 vUv3;
#endif

varying vec4 vUv4;
varying vec3 vViewPosition;
varying vec3 vNormal;

#include <common>
#include <lights_physical_pars_fragment>
#include <logdepthbuf_pars_fragment>

void main() {
    #include <logdepthbuf_fragment>

    vec3 coord = vUv4.xyz / vUv4.w;
    vec2 reflectUv = coord.xy;

#ifdef USE_NORMALMAP
    vec4 texelNormal = texture2D(normalMap, UV_NORMAL);
    vec3 normal = normalize(vec3(texelNormal.r * 2.0 - 1.0, texelNormal.b,  texelNormal.g * 2.0 - 1.0));
    reflectUv += coord.z * normal.xz * 0.05;
#endif

    vec3 geometryNormal = normalize(vNormal);
    vec3 geometryViewDir = normalize(vViewPosition);

    vec3 singleScattering = vec3( 0.0 );
	vec3 multiScattering = vec3( 0.0 );

    float metalnessFactor = metalness;

    vec4 diffuseColor = vec4(color, alpha);

#ifdef USE_MAP
    diffuseColor *= texture2D(map, vUv);
#endif

    diffuseColor.rgb = diffuseColor.rgb * ( 1.0 - metalnessFactor );

    vec3  specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );
    float specularF90 = 1.0;

    float roughnessFactor = roughness;

#ifdef USE_ROUGHNESSMAP
    roughnessFactor *= texture2D(roughnessMap, UV_ROUGHNESS).g * roughness;
#endif

    computeMultiscattering( geometryNormal, geometryViewDir, specularColor, specularF90, roughnessFactor, singleScattering, multiScattering );

    vec3 totalScattering = singleScattering + multiScattering;
	vec3 diffuse = diffuseColor.rgb * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );

    vec3 irradiance = vec3(0.);

#ifdef USE_LIGHTMAP
    irradiance += texture2D(lightMap, UV_LIGHTMAP).rgb * lightMapIntensity;
#endif

    float lod = roughnessFactor * (1.7 - 0.7 * roughnessFactor) * 6.;
    vec4  reflectColor = textureLod(reflectMap, reflectUv, lod) * reflectIntensity;

    vec3 f_specular = vec3(0.);
    vec3 f_diffuse = vec3(0.);

    f_specular += reflectColor.rgb * (1.0 - roughnessFactor * roughnessFactor) + multiScattering * irradiance;
    f_diffuse += diffuse * irradiance;

#ifdef USE_AOMAP
    float ambientOcclusion = mix(1., texture2D(aoMap, UV_AO).r, aoMapIntensity);

    float dotNV = saturate( dot( geometryNormal, geometryViewDir ) );
    f_specular *= computeSpecularOcclusion(dotNV, ambientOcclusion, roughnessFactor);
    f_diffuse *= ambientOcclusion;
#endif

    gl_FragColor = vec4(f_specular + f_diffuse, diffuseColor.a);

    #include <tonemapping_fragment>
    #include <colorspace_fragment>
}
`;class Kh extends zi{onBeforeCompile(e){const t=[];this.aoMap&&this.aoMap.channel&&t.push(["UV_AO",this.aoMap.channel]),this.lightMap&&this.lightMap.channel&&t.push(["UV_LIGHTMAP",this.lightMap.channel]),this.roughnessMap&&this.roughnessMap.channel&&t.push(["UV_ROUGHNESS",this.roughnessMap.channel]),this.normalMap&&this.normalMap.channel&&t.push(["UV_NORMAL",this.normalMap.channel]),t.forEach(([i,r])=>{e.defines[i]="vUv"+r})}get color(){return this.uniforms.color.value}set color(e){this.uniforms.color.value=e}get alpha(){return this.uniforms.alpha.value}set alpha(e){this.uniforms.alpha.value=e}get metalness(){return this.uniforms.metalness.value}set metalness(e){this.uniforms.metalness.value=e}get roughness(){return this.uniforms.roughness.value}set roughness(e){this.uniforms.roughness.value=e}get map(){return this.uniforms.map.value}set map(e){this.uniforms.map.value=e}get roughnessMap(){return this.uniforms.roughnessMap.value}set roughnessMap(e){this.uniforms.roughnessMap.value=e}get normalMap(){return this.uniforms.normalMap.value}set normalMap(e){this.uniforms.normalMap.value=e}get aoMap(){return this.uniforms.aoMap.value}set aoMap(e){this.uniforms.aoMap.value=e}get lightMap(){return this.uniforms.lightMap.value}set lightMap(e){this.uniforms.lightMap.value=e}get lightMapIntensity(){return this.uniforms.lightMapIntensity.value}set lightMapIntensity(e){this.uniforms.lightMapIntensity.value=e}get reflectIntensity(){return this.uniforms.reflectIntensity.value}set reflectIntensity(e){this.uniforms.reflectIntensity.value=e}constructor(...e){super(...e),this.vertexShader=C4,this.fragmentShader=R4,this.defines={UV_AO:"vUv",UV_LIGHTMAP:"vUv",UV_ROUGHNESS:"vUv",UV_NORMAL:"vUv"},this.uniforms={color:{value:new Je},alpha:{value:1},map:{value:null},reflectMap:{value:null},reflectIntensity:{value:1},textureMatrix:{value:new ot},metalness:{value:0},roughness:{value:1},roughnessMap:{value:null},normalMap:{value:null},aoMap:{value:null},aoMapIntensity:{value:1},lightMap:{value:null},lightMapIntensity:{value:1}}}}Et([rt],Kh.prototype,"color",null);Et([rt({min:0,max:1,step:.01})],Kh.prototype,"alpha",null);Et([rt({min:0,max:1,step:.01})],Kh.prototype,"metalness",null);Et([rt({min:0,max:1,step:.01})],Kh.prototype,"roughness",null);class X_ extends Zc{constructor(...e){super(...e),this.type="Plugin"}}class Nc extends X_{static Instance(e){return e.getPlugin(Nc,!0)}add(e){return this.scene.add(e),e}remove(e){return this.scene.remove(e),e}onRender(e){const{renderer:t,camera:i}=this.viewer,r=t.autoClear;t.autoClear=!1,t.render(this.scene,i),t.autoClear=r}constructor(...e){super(...e),this.scene=new kc}}const xh=4,_g=new dl,va=(1+Math.sqrt(5))/2,uo=1/va,PS=[new j(1,1,1),new j(-1,1,1),new j(1,1,-1),new j(-1,1,-1),new j(0,va,uo),new j(0,va,-uo),new j(uo,0,va),new j(-uo,0,va),new j(va,uo,0),new j(-va,uo,0)],us={LOW:0,MEDIUM:1,HIGH:2,ULTRA:3};function Vo(n,e,t,i,r){n.viewport.set(e,t,i,r),n.scissor.set(e,t,i,r)}function Y_(){return`
		precision mediump float;
		precision mediump int;

		attribute float faceIndex;

		varying vec3 vOutputDirection;

		// RH coordinate system; PMREM face-indexing convention
		vec3 getDirection( vec2 uv, float face ) {

			uv = 2.0 * uv - 1.0;
			vec3 direction = vec3( uv, 1.0 );

			if ( face == 0.0 ) {
				direction = direction.zyx; // ( 1, v, u ) pos x
			} else if ( face == 1.0 ) {
				direction = direction.xzy;
				direction.xz *= -1.0; // ( -u, 1, -v ) pos y
			} else if ( face == 2.0 ) {
				direction.x *= -1.0; // ( -u, v, 1 ) pos z
			} else if ( face == 3.0 ) {
				direction = direction.zyx;
				direction.xz *= -1.0; // ( -1, v, -u ) neg x
			} else if ( face == 4.0 ) {
				direction = direction.xzy;
				direction.xy *= -1.0; // ( -u, -1, v ) neg y
			} else if ( face == 5.0 ) {
				direction.z *= -1.0; // ( u, v, -1 ) neg z
			}

			return direction;

		}

		void main() {
			vOutputDirection = getDirection( uv, faceIndex );
			gl_Position = vec4( position, 1.0 );
		}
	`}function P4(){return new zi({name:"Clear",uniforms:{map:{value:null},intensity:{value:1}},vertexShader:A4,fragmentShader:`
                uniform sampler2D map;
                uniform float     intensity;
                varying vec2 vUv;
                void main() {
                    vec4 col = texture2D(map, vUv);
                    gl_FragColor = vec4(col.rgb * intensity, col.a);
                }
            `,blending:Gr,depthWrite:!1,depthTest:!1})}function L4(){return new zi({name:"CubeMapToCubeUV",uniforms:{envMap:{value:null},lod:{value:0},exposure:{value:1}},vertexShader:Y_(),fragmentShader:`
            precision mediump float;
            precision mediump int;

            varying vec3 vOutputDirection;
            uniform samplerCube envMap;
            uniform float       lod;
            uniform float       exposure;

            void main() {
                gl_FragColor = textureCubeLodEXT(envMap, vOutputDirection, lod);
                gl_FragColor.rgb *= exposure;
            }
        `,blending:ch,depthWrite:!1,depthTest:!1})}function I4(n,e,t){return new zi({name:"MipBlurToCubeUV",defines:{CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${n}.0`},uniforms:{cubeUVMap:{value:null},lod:{value:0}},vertexShader:Y_(),fragmentShader:`
            precision mediump float;
            precision mediump int;

            #define ENVMAP_TYPE_CUBE_UV
            #include <cube_uv_reflection_fragment>

            varying vec3  vOutputDirection;

            uniform sampler2D   cubeUVMap;
            uniform float       lod;

            void main() {
                vec3 col = bilinearCubeUV(cubeUVMap, vOutputDirection, CUBEUV_MAX_MIP - lod);
                gl_FragColor = vec4(col, 1.);
            }
        `,blending:ch,depthWrite:!1,depthTest:!1})}function D4(n,e,t){return new zi({name:"MipBlurToCubeUV",defines:{CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/t,CUBEUV_MAX_MIP:`${n}.0`},uniforms:{envMap:{value:null},cubeUVMap:{value:null},weight:{value:1},lod:{value:0},exposure:{value:1}},vertexShader:Y_(),fragmentShader:`
            precision mediump float;
            precision mediump int;

            #define ENVMAP_TYPE_CUBE_UV
            #include <cube_uv_reflection_fragment>

            varying vec3  vOutputDirection;

            uniform sampler2D   cubeUVMap;
            uniform samplerCube envMap;
            uniform float       weight;
            uniform float       lod;
            uniform float       exposure;

            void main() {
                vec3 col0 = bilinearCubeUV(cubeUVMap, vOutputDirection, CUBEUV_MAX_MIP - (lod + 1.));
                vec3 col1 = textureCubeLodEXT(envMap, vOutputDirection, lod).rgb * exposure;
                gl_FragColor = vec4(mix(col0, col1, weight), 1.);
            }
        `,blending:Gr,depthWrite:!1,depthTest:!1})}class k4{get pause(){return this._pause}set pause(e){this._pause=e}get target(){return this._target}get callback(){return this._callback}get lived(){return this._repeat>0||this._repeatForever}update(e){this._pause||(this._repeat>0||this._repeatForever)&&(this._elapsed+=e,this._elapsed>=this._interval&&(this.trigger(this._elapsed-this._lastTime),this._elapsed-=this._interval,this._lastTime=this._elapsed,this._repeat--))}trigger(e){this._target&&this._callback&&this._callback.call(this._target,e,this._elapsed)}constructor(e,t,i,r){this._target=null,this._callback=null,this._interval=0,this._repeat=0,this._elapsed=0,this._lastTime=0,this._repeatForever=!1,this._pause=!1,this._target=e,this._callback=t,this._interval=i,this._repeat=r,this._repeatForever=r===-1}}class F4{get target(){return this._target}get callers(){return this._callers}constructor(e,t){this._target=e,this._callers=t}}class U4{pause(e){let t=this._callers[e.uuid];t&&t.forEach(i=>i.pause=!0)}resume(e){let t=this._callers[e.uuid];t&&t.forEach(i=>i.pause=!1)}schedule(e,t,i,r){let s=this._callers[e.uuid];s===void 0&&(s=this._callers[e.uuid]=[],this._callersArray.push(new F4(e,s))),s.push(new k4(e,t,i,r))}unshedule(e,t){let i=this._callers[e.uuid];if(i){let r=i.findIndex(s=>s.callback===t);r!==-1&&i.splice(r,1)}}unscheduleAll(e){delete this._callers[e.uuid];let t=this._callersArray.findIndex(i=>i.target===e);t!==-1&&this._callersArray.splice(t,1)}update(e){let t,i=this._callersArray;for(let r=i.length;r--;){t=i[r].callers;for(let s=t.length;s--;)t[s].lived?t[s].update(e):t.splice(s,1)}}constructor(){this._callers={},this._callersArray=[]}}class vg{add(e){this._targets.push(e)}remove(e){let t=this._targets.indexOf(e);t!==-1&&this._targets.splice(t,1)}invoke(e){let t=this._callback;for(let i of this._targets)t(i,e)}constructor(e){this._targets=[],this._callback=e}}class O4 extends vg{invoke(e){if(this._targets.length>0){let t=this._callback;for(let i of this._targets)t(i,e);this._targets.length=0}}}class N4{start(){this.startInvoker.invoke(0)}update(e){this.updateInvoker.invoke(e)}lastUpdate(e){this.lastUpdateInvoker.invoke(e)}enableComponent(e,t){t?e.flags.OnEnableCalled||(e.flags.OnEnableCalled=!0,e.onEnable&&e.onEnable(),typeof e.start=="function"&&!e.flags.IsStartCalled&&(e.flags.IsStartCalled=!0,this.startInvoker.add(e)),typeof e.update=="function"&&this.updateInvoker.add(e),typeof e.lastUpdate=="function"&&this.lastUpdateInvoker.add(e)):e.flags.OnEnableCalled&&(e.flags.OnEnableCalled=!1,e.onDisable&&e.onDisable(),typeof e.start=="function"&&!e.flags.IsStartCalled&&this.startInvoker.remove(e),typeof e.update=="function"&&this.updateInvoker.remove(e),typeof e.lastUpdate=="function"&&this.lastUpdateInvoker.remove(e))}constructor(){this.startInvoker=new O4(e=>e.start()),this.updateInvoker=new vg((e,t)=>e.update(t)),this.lastUpdateInvoker=new vg((e,t)=>e.lastUpdate(t))}}var LS;(function(n){n[n.CheckOnly=0]="CheckOnly",n[n.AutoAdd=1]="AutoAdd"})(LS||(LS={}));class Zh{get viewer(){return this._viewer}get scheduler(){return this._scheduler}get componentScheduler(){return this._componentScheduler}destroy(){this._componentsMap.forEach(e=>e.forEach(t=>t.destroy())),this._componentsMap.clear()}update(e){this._scheduler.update(e),this._componentScheduler.start(),this._componentScheduler.update(e),this._componentScheduler.lastUpdate(e)}destroyComponents(e){let t=this._componentsMap.get(e);t&&(t.forEach(i=>i.destroy()),this._componentsMap.delete(e));for(let i of e.children)this.destroyComponents(i)}activeComponents(e){let t=this._componentsMap.get(e);t&&t.forEach(i=>this._activeComponent(i,e.visible));for(let i of e.children)this.activeComponents(i)}addComponent(e,t){let i=e instanceof sl?e.node:e,r=typeof t=="function",s=this._findComponent(i,r?t:t.constructor);if(s===void 0){s=r?new t:t,s.node=i,s.manager=this,s.viewer=this._viewer,this._addDendencies(i,s.constructor),s.flags.OnLoadCalled||(s.flags.OnLoadCalled=!0,s.onLoad&&s.onLoad());let a=this._componentsMap.get(i);a===void 0?this._componentsMap.set(i,[s]):a.push(s),this._activeComponent(s,s.enabled)}return s}removeComponent(e,t){let i=this._componentsMap.get(e);return i&&i.splice(i.indexOf(t),1),this}getComponent(e,t,i=!1){let r=this._findComponent(e,t);return r===void 0&&i&&(r=this.addComponent(e,t)),r}getComponentsInChidren(e,t,i=[]){let r=this._componentsMap.get(e);if(r){for(let s=r.length;s--;)r[s]instanceof t&&i.push(r[s]);for(let s of e.children)this.getComponentsInChidren(s,t,i)}return i}traverseComponents(e){this._componentsMap.forEach(t=>t.forEach(e))}_addDendencies(e,t){for(;t!==sl;){let i=Zh._dependenciesMap.get(t);if(i){const{components:r,mode:s}=i;for(const a of r)if(!this.getComponent(e,a))if(s===1)this.addComponent(e,a);else throw`Should add ${a.name} before adding ${t.name}`}t=Object.getPrototypeOf(t)}}_findComponent(e,t){let i=this._componentsMap.get(e);if(i)for(let r=i.length;r--;){let s=i[r];if(s instanceof t)return s}}_activeComponent(e,t){this._componentScheduler.enableComponent(e,t)}constructor(e){this._scheduler=new U4,this._componentScheduler=new N4,this._componentsMap=new Map,this._viewer=e}}Zh._dependenciesMap=new Map;class B4 extends G_{get percent(){return this._percent}destroy(){this._tasks.length=0,this._taskIndex=0,this._percent=0}add(e){this._tasks.push(e)}update(){let e=this._tasks[this._taskIndex];if(e){try{e.excute()}catch(t){console.error(t),this.onError&&this.onError(e)}this._percent=++this._taskIndex/this._tasks.length,this.onProgress&&this.onProgress(e,this._taskIndex,this._tasks.length),this._taskIndex===this._tasks.length&&(this._percent=1,this.onComplete&&this.onComplete())}}constructor(e,t,i){super(),this.onComplete=e,this.onProgress=t,this.onError=i,this._tasks=[],this._taskIndex=0,this._percent=0}}function z4(n,e){if(!((Mt.isChrome||Mt.isSafari||Mt.isEdge||Mt.isFirefox||Mt.isOpera)&&!Mt.isIE)||!(n instanceof HTMLCanvasElement))return null;let i=Object.assign({alpha:!1,depth:!0,stencil:!0,antialias:!1,premultipliedAlpha:!0,preserveDrawingBuffer:!1,powerPreference:"high-performance",failIfMajorPerformanceCaveat:!1},e);if(window.WebGL2RenderingContext)try{return{gl:n.getContext("webgl2",i),RENDER_TARGET_FLOAT_TYPE:gi,DATA_FLOAT_TYPE:Un}}catch{return null}else if(window.WebGLRenderingContext){const r=n.getContext("webgl",i)||n.getContext("webgl2",i)||n.getContext("experimental-webgl",i);return(r.getExtension("OES_texture_float")||r.getExtension("OES_texture_half_float"))&&r.getParameter(r.MAX_VERTEX_TEXTURE_IMAGE_UNITS)?{gl:r,RENDER_TARGET_FLOAT_TYPE:Mt.isIOS||r.getExtension("OES_texture_half_float")?gi:Un,DATA_FLOAT_TYPE:Un}:this._floatPacking?{gl:r,RENDER_TARGET_FLOAT_TYPE:Bi,DATA_FLOAT_TYPE:Bi}:null}return null}var Lo;(function(n){n[n.AUTO=0]="AUTO",n[n.LANDSCAPE=1]="LANDSCAPE",n[n.PORTRAIT=2]="PORTRAIT"})(Lo||(Lo={}));class Wo{static extension(e){let t=e.split(".");return t.length>1?t.pop().toLowerCase():""}static dirname(e){let t=e.lastIndexOf("/");return t!==-1?e.substring(0,t):""}static basename(e,t){let i=e.split("/").pop();return t?i.replace("."+t,""):i}static _splitTextureSettings(e){let t={};for(let i of Wo._texSettingKeys)e[i]!==void 0&&(i==="dataType"?t.type=e[i]:t[i]=e[i]);return t}destroy(){this._loaders.clear()}getLoader(e){return this._loaders.get(e)}addLoader(e){let t=new e(this);for(let i of t.extension)this._loaders.set(i,t)}loadAsset({url:e,buffer:t,ext:i,path:r,resourcePath:s,dracoPath:a,manager:l,onProgress:d,...h}){return new Promise((m,u)=>{const g=i||e&&Wo.extension(e)||"",v=Wo._splitTextureSettings(h);this._loaders.has(g)?this._loaders.get(g).load({url:e,buffer:t,texSettings:v,path:r,resourcePath:s,dracoPath:a,manager:l,onProgress:d,onLoad:m,onError:w=>{console.error(`${e} not exist`,w),u(w)}}):u("ResourceManager.loadAsset: missing loader for "+g)})}constructor(){this._loaders=new Map}}Wo._texSettingKeys=["flipY","mapping","wrapS","wrapT","dataType","magFilter","minFilter","format","anisotropy","repeat","colorSpace","channel"];function hd(n,e){for(let t in e){let i=e[t];if(i!==void 0&&n[t]!==void 0){let r=Object.getOwnPropertyDescriptor(n,t);if(!r||r.writable||r.set)n[t]=i;else{let s=n[t];s&&s.copy&&s.copy(i)}}}return n}class H4{get viewer(){return this._viewer}destroy(){this._plugins.forEach(e=>e.uninstall&&e.uninstall()),this._plugins.length=0,this._pluginsMap.clear()}update(e){this._plugins.forEach(t=>t.onUpdate&&t.onUpdate(e))}render(e){this._plugins.forEach(t=>t.onRender&&t.onRender(e))}traversePlugins(e){this._plugins.forEach(e)}getPlugin(e,t=!1){let i=this._pluginsMap.get(e);return i===void 0&&t&&(i=this.addPlugin(e)),i}addPlugin(e){const t=lT(e);return this._pluginsMap.has(t.constructor)||(t.viewer=this._viewer,t.install&&t.install(),this._plugins.push(t),this._pluginsMap.set(t.constructor,t),Ii._applyClassProperties(t.type,t.constructor)),t}removePlugin(e){const t=typeof e=="function"?e:e.constructor,i=this._pluginsMap.get(t);i&&(i.uninstall&&i.uninstall(),this._plugins.splice(this._plugins.indexOf(i),1),this._pluginsMap.delete(t))}constructor(e){this._plugins=[],this._pluginsMap=new Map,this._viewer=e}}class kt extends G_{static _setDirectLightShadow(e,t){const i=e.camera;for(let r=0;r<t.length&&r<6;r++)i[kt._shadowCameraKeys[r]]=t[r];return t.length>6&&(e.bias=t[6]),t.length>8&&e.mapSize.set(t[7],t[8]),e}static compileMaterial(e,t,i,r){kt.fullscreenMesh.material=r,e.compile(kt.fullscreenMesh,i,t)}static compileObject3D(e,t,i,r){e.compile(r,i,t)}static compileTexture(e,t){if(Array.isArray(t))for(let i of t)e.initTexture(i);else e.initTexture(t)}static Blit(e,t,i,r,s){kt.fullscreenMesh.material=i;const a=e.getRenderTarget();e.setRenderTarget(t,s,r),e.render(kt.fullscreenMesh,kt.fullscreenCamera),e.setRenderTarget(a)}static createFullscreenTriangle(){let e=new On;return e.setAttribute("position",new nn([-1,3,0,-1,-1,0,3,-1,0],3)),e.setAttribute("uv",new nn([0,2,0,0,2,0],2)),e}static findChild(e,t){let i=null,r=t.split("/"),s=e.children;for(let a of r)if(i=s.find(l=>l.name===a),i)s=i.children;else return null;return i}static getChildByName(e,t){return kt.getObject(e,i=>i.name===t&&i)}static getObject(e,t,i=!1){const r=[e],s=[];for(;r.length!==0;){let a=r.shift();if(t(a)&&(s.push(a),!i))break;a.children.forEach(d=>r.push(d))}return i?s:s[0]}static _getObjectValue(e,t,i=!1){return t?i?Object.values(e||kt.__emtpyObject).filter(r=>r.name===t):Object.values(e||kt.__emtpyObject).find(r=>r.name===t):Object.values(e)}static getMaterial(e,t,i=!1){return kt._getObjectValue(e.userData.materials,t,i)}static getTexture(e,t,i=!1){return kt._getObjectValue(e.userData.textures,t,i)}static getMesh(e,t,i=!1){return kt._getObjectValue(e.userData.meshes,t,i)}get root(){return this._root}get time(){return this._time}get scene(){return this._scene}get camera(){return this._camera}get renderer(){return this._renderer}get canvas(){return this._canvas}get gl(){return this._gl}get RENDER_TARGET_FLOAT_TYPE(){return this._RENDER_TARGET_FLOAT_TYPE}get DATA_FLOAT_TYPE(){return this._DATA_FLOAT_TYPE}get dpr(){return this._dpr}get width(){return this._width}get height(){return this._height}get viewport(){return this._viewport}get rootRotated(){return this._rootRotated}get input(){return this._input}get targetFrameRate(){return this._targetFrameRate}set targetFrameRate(e){this._targetFrameRate=Math.max(.001,e)}get instanceId(){return this._instanceId}get loadingManager(){return this._loadingManager}get resourceManager(){return this._resourceManager}get taskManager(){return this._taskManager}destroy(){this.stop(),this._renderer.dispose(),this._taskManager.destroy(),this._resourceManager.destroy(),this._componentManager.destroy(),this._pluginManager.destroy(),this._tweenManager.destroy(),this._input.removeAllListeners()}_addDefaultLoaders(){this.addLoader(d4),this.addLoader(h4),this.addLoader(p4),this.addLoader(f4)}_frame(e){if(this._time=e,this._targetFrameRate>-1){const t=1/this._targetFrameRate,i=this._time-this._lastFrameTime;i>=t&&(this.loop(this._fixedFrameTime?t:this._time-this._lastTime),this._lastTime=this._time,this._lastFrameTime=this._time-i%t)}else this.loop(this._time-this._lastTime),this._lastTime=this._time}loop(e){this._autoResize&&this.resize(),e=Math.min(e,.067),this.update(e),this.render(e)}update(e){this._taskManager.update(),this._tweenManager.update(this._time),this._componentManager.update(e),this._pluginManager.update(e)}render(e){this._renderer.info.reset(),this._onRender(e),this._pluginManager.render(e)}_onRender(e){this._renderer.render(this._scene,this._camera)}_onResize(e,t){this._renderer.setSize(e,t)}start(){if(this._running==!1){this._running=!0;const e=t=>{this._running&&this._frame(t*.001)};this._renderer.setAnimationLoop(e)}return this}stop(){return this._running=!1,this._time=this._lastTime=0,this}resize(e=window.innerWidth,t=window.innerHeight){if(this._rootRotated=this._orientation===Lo.LANDSCAPE?e<t:this._orientation===Lo.PORTRAIT?e>t:!1,this._rootRotated){let i=e;e=t,t=i}if(this._width!==e||this._height!==t){this._width=e,this._height=t;let i=this._root;this._rootRotated?(i.style["-webkit-transform"]="rotate(90deg)",i.style.transform="rotate(90deg)",i.style["-webkit-transform-origin"]="0px 0px 0px",i.style.transformOrigin="0px 0px 0px",i.style.margin=`0 0 0 ${t}px`,i.style.width=`${e}px`,i.style.height=`${t}px`):(i.style["-webkit-transform"]="rotate(0deg)",i.style.transform="rotate(0deg)",i.style.margin="0px auto",i.style.width=`${e}px`,i.style.height=`${t}px`);let r=this._camera;if(r.isOrthographicCamera)this._viewport={width:e/r.zoom,height:t/r.zoom,factor:1};else if(r.isPerspectiveCamera){r.manual||(r.aspect=e/t,r.updateProjectionMatrix());let s=r.getWorldPosition(kt.__worldPos).distanceTo(kt.__target),a=2*Math.tan(bn.degToRad(r.fov*.5))*s,l=a*e/t;this._viewport={width:l,height:a,factor:e/l}}this._onResize(e,t),this.emit(mt.RESIZE,e,t)}}loadAsset(e){return this._resourceManager.loadAsset(Object.assign(Object.assign({},this._defaultProps),e))}getLoader(e){return this._resourceManager.getLoader(e)}addLoader(e){this._resourceManager.addLoader(e)}timeline(e){return this._tweenManager.timeline(e)}killTweensOf(e){this._tweenManager.killTweensOf(e)}traverseMaterials(e){kt.getObject(this._scene,t=>{t.material&&(Array.isArray(t.material)?t.material.forEach(e):e(t.material))},!0)}traversePlugins(e){return this._pluginManager.traversePlugins(e)}getPlugin(e,t){return this._pluginManager.getPlugin(e,t)}addPlugin(e,t){const i=this._pluginManager.addPlugin(e);return hd(i,t),i}removePlugin(e){this._pluginManager.removePlugin(e)}getComponent(e,t,i){return this._componentManager.getComponent(e,t,i)}traverseComponents(e){return this._componentManager.traverseComponents(e)}addComponent(e,t){return this._componentManager.addComponent(e,t)}removeComponent(e,t){return this._componentManager.removeComponent(e,t)}addTask(e){this._taskManager.add(e)}addNode(e,{args:t,debug:i,scale:r,position:s,rotation:a,layer:l,shadowArgs:d,makeDefault:h,component:m,parent:u=this._scene,...g}={}){let v=null,w=lT(e,t);if(w.isObject3D)v=w,u.add(w);else if(w instanceof sl)v=w.node||new sn,u.add(v),this._componentManager.addComponent(v,w);else throw Error("Viewer.addNode: unsuport object");if(m){const T=Array.isArray(m)?m:[m];for(let M of T)this._componentManager.addComponent(v,M)}return l&&(v.layers.mask=l),(r||s||a)&&hd(v,{scale:r,position:s,rotation:a}),g&&hd(w,g),w.isCamera&&h&&(w.manual=w.aspect!==this._camera.aspect,this._camera=w),d&&v.isDirectionalLight&&kt._setDirectLightShadow(v.shadow,d),w}removeNode(e){this._componentManager.destroyComponents(e),e.removeFromParent()}activeNode(e,t){return this._componentManager.activeComponents(e),e.visible=t,e}createRenderTarget(e,t,i=!1,r=!1,s=0,a=!1,l=!1){return new Zs(e,t,{wrapS:ti,wrapT:ti,magFilter:i?Fn:ln,minFilter:i?Fn:a?nw:ln,type:typeof r=="boolean"?r?this.DATA_FLOAT_TYPE:Bi:r,anisotropy:0,colorSpace:Sn,depthBuffer:l,stencilBuffer:!1,samples:Mt.isSupportMSAA?s:0,generateMipmaps:a})}createCubeRenderTarget(e,t=!1,i=!1,r=0,s=!1,a=!1){return new LE(e,{wrapS:ti,wrapT:ti,magFilter:t?Fn:ln,minFilter:t?Fn:s?nw:ln,type:typeof i=="boolean"?i?this.DATA_FLOAT_TYPE:Bi:i,anisotropy:0,colorSpace:Sn,depthBuffer:a,stencilBuffer:!1,samples:Mt.isSupportMSAA?r:0,generateMipmaps:s})}createDataTexture(e,t,i,r=!1,s=!0){return new $c(e,t,i,Vn,r?Un:Bi,__,ti,ti,s?Fn:ln,s?Fn:ln,0)}portal(e){const t=this._scene,i=this._camera;this._scene=new kc;const r=e();return this._scene=t,this._camera=i,r}blit(e,t,i,r){kt.Blit(this._renderer,e,t,i,r)}compile(e){if(Array.isArray(e))if(e.every(t=>t.isMaterial))kt.compileMaterial(this._renderer,this._scene,this._camera,e);else throw Error("Viewer.compile: unsuport material");else typeof e=="object"?e.isMaterial?kt.compileMaterial(this._renderer,this._scene,this._camera,e):e.isObject3D?(e.meshData.materials&&kt.compileMaterial(this._renderer,this._scene,this._camera,Object.values(e.meshData.materials)),e.meshData.textures&&kt.compileTexture(this._renderer,Object.values(e.meshData.textures)),e.meshData.meshes||kt.compileObject3D(this._renderer,this._scene,this._camera,e)):e.isTexture&&kt.compileTexture(this._renderer,e):kt.compileObject3D(this._renderer,this._scene,this._camera,this._scene)}constructor({root:e,canvas:t,autoStart:i=!0,autoResize:r=!0,shadows:s=!1,camera:a={fov:45,near:.1,far:1e3,position:new j(0,0,4)},targetFrameRate:l=-1,fixedFrameTime:d=!1,colorSpace:h=on,toneMapping:m=lE,toneMappingExposure:u=1,maxDPR:g=1.5,path:v="",resourcePath:w="",dracoPath:T="https://www.gstatic.com/draco/v1/decoders/",orientation:M=Lo.AUTO,loader:b={},tasker:A={},...E}={}){super(),this._instanceId=kt._instanceCount++,this._dpr=1,this._width=1,this._height=1,this._viewport={width:1,height:1,factor:1},this._orientation=Lo.AUTO,this._defaultProps={},this._running=!1,this._rootRotated=!1,this._time=0,this._lastTime=0,this._lastFrameTime=0,this._targetFrameRate=-1,this._fixedFrameTime=!1,this._autoResize=!0;const P=t||document.getElementById("canvas"),G=z4(P,E);if(!G)throw Error("Unsupport WebGL in current platform");this._root=e||P,this._canvas=P,this._gl=G.gl,this._RENDER_TARGET_FLOAT_TYPE=G.RENDER_TARGET_FLOAT_TYPE,this._DATA_FLOAT_TYPE=G.DATA_FLOAT_TYPE,this._dpr=Math.min(g,window.devicePixelRatio),this._orientation=M,this._scene=new kc,this._camera=hd(new mi,a),this._renderer=new WO({canvas:P,context:G.gl}),this._renderer.setPixelRatio(this._dpr),this._renderer.outputColorSpace=h,this._renderer.toneMapping=m,this._renderer.toneMappingExposure=u,this._renderer.shadowMap.enabled=!!s,this._renderer.shadowMap.type=typeof s=="boolean"?oE:s,this._renderer.info.autoReset=!1,this._resourceManager=new Wo,this._loadingManager=new jE(b.onLoad,b.onProgress,b.onError),this._taskManager=new B4(A.onComplete,A.onProgress,A.onError),this._componentManager=new Zh(this),this._pluginManager=new H4(this),this._tweenManager=new l4,this._defaultProps={path:v,resourcePath:w,dracoPath:T,manager:this._loadingManager},this._autoResize=r,this._targetFrameRate=l,this._input=new mt(this),this._input.addEventListeners(),this._addDefaultLoaders(),i&&this.start(),this.resize()}}kt.__target=new j;kt.__worldPos=new j;kt._shadowCameraKeys=["top","bottom","left","right","near","far"];kt.__emtpyObject={};kt.fullscreenMesh=new wn(kt.createFullscreenTriangle());kt.fullscreenCamera=new dl(-1,1,1,-1,0,1);kt._instanceCount=0;class G4{get envMapTarget(){return this._envMapTarget}dispose(){this._sourceTarget.dispose(),this._envMapTarget.dispose(),this._pmremGenerator.dispose()}mergeReflect(e){this._pmremGenerator._copyTexture(this._envMapTarget,this._sourceTarget.texture,e.envMapIntensity),this._pmremGenerator._mergeReflect(this._envMapTarget,this._reflectMap,e.quality),e.envMapTarget=this._envMapTarget,e.lodMax=this._pmremGenerator._lodMeshes.length-1}_getPMREMExtension(e){const t=new gh(e);return t._fromTextureExtension=function(i,r){const s=r?this._fromTexture(r):this._fromCubeTexture(i);return this._cubeMapMaterial=L4(),this._copyTexMaterial=P4(),this._copyMesh=new wn(kt.fullscreenMesh.geometry,this._copyTexMaterial),this._lodMeshes=this._lodPlanes.map(a=>new wn(a,this._cubeMapMaterial)),this._sourceInit=!1,s},t._fromCubeTexture=function(i){return this._setSize(i.image.length===0?16:i.image[0].width||i.image[0].image.width),this._allocateTargets()},t._copyTexture=function(i,r,s=1){const a=this._copyTexMaterial.uniforms;a.map.value=r,a.intensity.value=s,i.scissorTest=!1,Vo(i,0,0,i.width,i.height);const l=this._renderer;l.autoClear=!0,l.setRenderTarget(i),l.render(this._copyMesh,_g),l.setRenderTarget(null)},t._clearTexture=function(i,r){this._copyTexture(i,this._sourceTarget.texture,r)},t._mergeReflect=function(i,r,s){const a=this._renderer,l=a.autoClear,d=this._cubeMapMaterial,h=this._cubeMapMaterial.uniforms;if(h.envMap.value=r,a.autoClear=!1,s===us.HIGH)for(let m=0;m<this._lodMeshes.length-1;m++)h.lod.value=m<5?0:m,this._blit(i,m,d);else if(s===us.MEDIUM)for(let m=0;m<this._lodMeshes.length;m++)m<4?(h.lod.value=0,this._blit(i,m,d)):this._pmremblur(i,m-1,m);else if(s===us.ULTRA){h.lod.value=0,this._blit(i,0,d);for(let m=1;m<this._lodMeshes.length;m++)this._pmremblur(i,m-1,m)}i.scissorTest=!1,Vo(i,0,0,i.width,i.height),a.autoClear=l},t._pmremblur=function(i,r,s){const a=Math.sqrt(this._sigmas[s]*this._sigmas[s]-this._sigmas[r]*this._sigmas[r]),l=PS[r%PS.length];this._blur(i,r,s,a,l)},t._blit=function(i,r,s){const a=this._renderer,l=this._lodMax,d=this._sizeLods[r],h=3*d*(r>l-xh?r-l+xh:0),m=4*(this._cubeSize-d);Vo(i,h,m,3*d,2*d);const u=this._lodMeshes[r];u.material=s,a.autoClear=!1,a.setRenderTarget(i),a.render(u,_g)},t}constructor({envMap:e,reflectMap:t,viewer:i}){this._reflectMap=t,this._pmremGenerator=this._getPMREMExtension(i.renderer),this._envMapTarget=this._pmremGenerator._fromTextureExtension(t,e),this._sourceTarget=this._envMapTarget.clone(),this._pmremGenerator._copyTexture(this._sourceTarget,this._envMapTarget.texture),i.scene.environment=this._envMapTarget.texture}}function IS(n,e){let t=n*n,i=2*Math.PI*t,r=Math.pow(16,e)*1.386294361,s=i*(Math.pow(4,e)+i);return bn.clamp(r/s,0,1)}const DS=10;class V4{get envMapTarget(){return this._envMapTarget}dispose(){this._envMapTarget.dispose(),this._pmremGenerator.dispose()}mergeMipBlur(e){this._setBlurIntensity(e.blurIntensity);const t=this._pmremGenerator._applyMipBlur(this._envMapTarget,this._reflectMap,this._blurMinLod,this._blurMaxLod,this._sigma,e.exposure);this._pmremGenerator._mipCopy(e.envMapTarget,t,e.lodMax,this._blurMinLod)}_setBlurIntensity(e){if(this._blurIntensity!==e){this._blurIntensity=e,this._sigma=bn.lerp(1,40,this._blurIntensity/10);for(let t=0;t<=DS;t++){let i=IS(this._sigma,t);if(i<.002&&(this._blurMinLod=t),i>=1){this._blurMaxLod=t;break}}}}_getPMREMExtension(e){const t=new gh(e);return t._fromTextureExtension=function(i){this._setSize(i.image.length===0?16:i.image[0].width||i.image[0].image.width);const r=this._allocateTargets();return this._mipBlurMaterial=D4(this._lodMax,r.width,r.height),this._mipCopyMaterial=I4(this._lodMax,r.width,r.height),this._lodMeshes=this._lodPlanes.map(s=>new wn(s,this._mipBlurMaterial)),r},t._applyMipBlur=function(i,r,s,a,l,d=1){const h=this._pingPongRenderTarget,m=this._mipBlurMaterial.uniforms;m.envMap.value=r,m.exposure.value=d;let u=a,g=i,v=h;this._mipBlur(i,h,u,1);for(let w=0;u-- >s;w++)g=w&1?i:h,v=(w&1)===1?h:i,this._mipBlur(g,v,u,IS(l,u));return i.scissorTest=!1,Vo(i,0,0,i.width,i.height),g},t._mipBlur=function(i,r,s,a){const l=this._mipBlurMaterial.uniforms;l.cubeUVMap.value=r.texture,l.weight.value=a,l.lod.value=s,this._blit(i,s,this._mipBlurMaterial)},t._mipCopy=function(i,r,s,a=s){const l=this._mipCopyMaterial.uniforms;l.cubeUVMap.value=r.texture,l.lod.value=a,this._blit(i,s,this._mipCopyMaterial),i.scissorTest=!1,Vo(i,0,0,i.width,i.height)},t._blit=function(i,r,s){const a=this._renderer,l=this._lodMax,d=this._sizeLods[r],h=3*d*(r>l-xh?r-l+xh:0),m=4*(this._cubeSize-d);Vo(i,h,m,3*d,2*d);const u=this._lodMeshes[r];u.material=s,a.autoClear=!1,a.setRenderTarget(i),a.render(u,_g)},t}constructor({viewer:e,reflectMap:t}){this._sigma=2,this._blurMinLod=0,this._blurMaxLod=DS,this._blurIntensity=-1,this._reflectMap=t,this._pmremGenerator=this._getPMREMExtension(e.renderer),this._envMapTarget=this._pmremGenerator._fromTextureExtension(t)}}class ia extends X_{get debug(){return this._debug}set debug(e){if(this._debug!==e){if(this._debug=e,e&&this._debugNode===null){const t=this.viewer,i=Nc.Instance(t).scene;this._debugNode=t.addNode(sn,{parent:i}),t.addNode(RS,{parent:this._debugNode,material:new Or({map:this._reflectPass.envMapTarget.texture}),position:new j(1.1,3,0)}),this._mipBlurPass&&t.addNode(RS,{parent:this._debugNode,material:new Or({map:this._mipBlurPass.envMapTarget.texture}),position:new j(0,3,0)})}this._debugNode&&(this._debugNode.visible=e)}}onRender(e){this.manual||((this._elapsed>=this.interval||this._elapsed===0)&&(this._elapsed=0,this._renderFrame()),this._elapsed+=e)}manualFrame(){this.manual&&this._renderFrame()}_renderFrame(){const{renderer:e}=this.viewer,t=e.autoClear,i=e.getRenderTarget(),r=e.getActiveCubeFace(),s=e.getActiveMipmapLevel();e.autoClear=!0,this._mergeInfo.quality=this.quality,this._mergeInfo.exposure=this.reflectExposure,this._mergeInfo.envMapIntensity=this.envMapIntensity,this._mergeInfo.blurIntensity=this.reflectBlurIntensity,this.quality!==us.LOW&&this._cubeCamera.update(e,this._scene),this._reflectPass.mergeReflect(this._mergeInfo),this.quality===us.HIGH&&(this._mipBlurPass===void 0&&(this._mipBlurPass=new V4({viewer:this.viewer,reflectMap:this._cubeCamera.renderTarget.texture})),this._mipBlurPass.mergeMipBlur(this._mergeInfo)),e.autoClear=t,e.setRenderTarget(i,r,s)}constructor({envMap:e,scene:t,near:i,far:r,layer:s=0,resolution:a=256,floatType:l=gi,position:d=new j(0,1,0)}={}){super(),this._mergeInfo={quality:us.HIGH,envMapTarget:null,envMapIntensity:1,blurIntensity:1,lodMax:0,exposure:1},this._debug=!1,this._debugNode=null,this._elapsed=0,this.quality=us.HIGH,this.envMapIntensity=1,this.reflectExposure=1,this.reflectBlurIntensity=5,this.interval=0,this.manual=!1,this.install=()=>{const h=this.viewer;this._scene=t||h.scene;const m=h.createCubeRenderTarget(a,!1,l,0,!0,!0);this._cubeCamera=new RE(i||h.camera.near,r||h.camera.far,m),this._cubeCamera.position.copy(d),this._cubeCamera.layers.mask=s;const u=m.texture;this._reflectPass=new G4({viewer:h,reflectMap:u,envMap:e})},this.uninstall=()=>{this._reflectPass.dispose(),this._mipBlurPass&&this._mipBlurPass.dispose()}}}ia.Quality=us;Et([rt],ia.prototype,"debug",null);Et([rt({value:us})],ia.prototype,"quality",void 0);Et([rt({min:0,max:1,step:.01})],ia.prototype,"envMapIntensity",void 0);Et([rt({min:0,max:10,step:.01})],ia.prototype,"reflectExposure",void 0);Et([rt({min:0,max:10,step:.1})],ia.prototype,"reflectBlurIntensity",void 0);Et([rt],ia.prototype,"interval",void 0);Et([rt],ia.prototype,"manual",void 0);class Qh extends X_{get debug(){return this._debug}set debug(e){this._debug!==e&&(this._debug=e,e&&this._helper===null&&(this._helper=new VN(new Pr(this._boxMin,this._boxMax)),Nc.Instance(this.viewer).add(this._helper)),this._helper&&(this._helper.visible=e))}get center(){return this._center}set center(e){this._center.copy(e)}get boxMin(){return this._boxMin}set boxMin(e){this._boxMin.copy(e)}get boxMax(){return this._boxMax}set boxMax(e){this._boxMax.copy(e)}onUpdate(e){this._debug&&this._helper.updateMatrixWorld()}useBoxProjection(e){e.defines.USE_BOX_PROJECTION=!0,e.uniforms.probePos={value:this._center},e.uniforms.probeBoxMin={value:this._boxMin},e.uniforms.probeBoxMax={value:this._boxMax}}constructor(){super(),this._center=new $t(0,.5,0,1),this._boxMin=new j(0,0,0),this._boxMax=new j(1,1,1),this._helper=null,this._debug=!1,this.install=()=>{ki.physical.vertexShader=ki.physical.vertexShader.replace(/#ifdef USE_TRANSMISSION/g,`
            #if defined(USE_TRANSMISSION) || defined(USE_BOX_PROJECTION)
            `),ki.physical.fragmentShader=ki.physical.fragmentShader.replace("varying vec3 vViewPosition;",`
            varying vec3 vViewPosition;
            #if defined(USE_BOX_PROJECTION)
            varying vec3 vWorldPosition;
            #endif
            `),xt.worldpos_vertex=xt.worldpos_vertex.replace("#if defined( USE_ENVMAP )","#if defined( USE_ENVMAP ) || defined( USE_BOX_PROJECTION )"),xt.envmap_physical_pars_fragment=xt.envmap_physical_pars_fragment.replace("#ifdef USE_ENVMAP",`
            #ifdef USE_ENVMAP

            #if defined(USE_BOX_PROJECTION)
            uniform vec4 probePos;
            uniform vec3 probeBoxMin;
            uniform vec3 probeBoxMax;
            
            vec3 boxProjection(vec3 nrdir, vec3 worldPos, vec3 probePos, vec3 boxMin, vec3 boxMax) {
                vec3 tbot = boxMin - worldPos;
                vec3 ttop = boxMax - worldPos;
                vec3 tmax = mix(tbot, ttop, step(vec3(0), nrdir));
                tmax /= nrdir;
                float t = min(min(tmax.x, tmax.y), tmax.z);
                return worldPos + nrdir * t - probePos;
            }
            #endif

            `).replace("reflectVec = inverseTransformDirection( reflectVec, viewMatrix );",`
            reflectVec = inverseTransformDirection( reflectVec, viewMatrix );
            
            #if defined(USE_BOX_PROJECTION)
            if (probePos.w > 0.001) {
                reflectVec = boxProjection(reflectVec, vWorldPosition, probePos.xyz, probeBoxMin.xyz, probeBoxMax.xyz);
            }
            #endif

            `).replace("vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );",`
            vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );

            #if defined(USE_BOX_PROJECTION)
            if (probePos.w > 0.001) {
                worldNormal = boxProjection(worldNormal, vWorldPosition, probePos.xyz, probeBoxMin.xyz, probeBoxMax.xyz);
            }
            #endif

            `)},this.uninstall=()=>{Nc.Instance(this.viewer).remove(this._helper)}}}Et([rt],Qh.prototype,"debug",null);Et([rt],Qh.prototype,"center",null);Et([rt],Qh.prototype,"boxMin",null);Et([rt],Qh.prototype,"boxMax",null);class W4 extends Nn{constructor(){super(...arguments);Ve(this,"extension",["bin"]);Ve(this,"_loader");Ve(this,"_dracoLoader")}load({url:t,buffer:i,path:r,resourcePath:s,dracoPath:a,manager:l,onLoad:d,onProgress:h,onError:m}){let u=this._dracoLoader;u===void 0&&(u=this._dracoLoader=new z_),u.manager=l,u.setDecoderPath(a);let g=this._loader;g===void 0&&(g=this._loader=new $4,g.setDRACOLoader(u),g.setMeshoptDecoder(H_)),g.manager=l,g.setPath(r),g.setResourcePath(s);const v=w=>{const T=w.scene;T.animations.push(...w.animations),d(Nn._setUserData(T))};i?g.parse(i,s,v,m):g.load(t,v,h,m)}}const j4=255,X4="glTF",fd=12;function kS(n,e){for(let t=0,i=n.length;t<i;t++)n[t]^=e;return n}function Y4(n,e=j4){kS(new Uint8Array(n,0,4),e);const t=new DataView(n,0,fd),r={magic:new TextDecoder().decode(new Uint8Array(n.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)};if(r.magic!==X4)throw new Error("Unsupported glTF-Binary header.");if(r.version<2)throw new Error("Legacy binary file detected.");const s=r.length-fd,a=new DataView(n,fd);let l=0;for(;l<s;){const d=a.getUint32(l,!0);l+=4,kS(new Uint8Array(n,fd+l,d+4),e),l+=4,l+=d}return n}class $4 extends B_{parse(e,t,i,r){super.parse(Y4(e),t,i,r)}}class q4 extends EventTarget{constructor(){super();Ve(this,"api_base");this.api_base=location.host}apiURL(t){return this.api_base+t}}const K4=new q4,xa=class xa{static loadAsset(e,t,i=t.url){const r=t.url;if(!r)return Promise.resolve("");if(t.ext==="mtl"){t.ext="mtl";const s=r.substring(0,Math.max(r.lastIndexOf("/"),r.lastIndexOf("\\")))+"/",d=r.split(".").join(".").replace(/^.*[\\\/]/,"")+".mtl";t.path=K4.apiURL("/viewfile?"+new URLSearchParams({filepath:s})),t.url=d}else/\.obj/.test(t.url)?t.ext="obj":/\.glb/.test(t.url)?(t.ext="glb",t.dracoPath="https://unpkg.com/three@latest/examples/jsm/libs/draco/gltf/"):/\.jpg/.test(t.url)?t.ext="jpg":/\.stl/.test(t.url)?t.ext="stl":/\.fbx/.test(t.url)?t.ext="fbx":/\.usdz/.test(t.url)?t.ext="usdz":/\.png/.test(t.url)&&(t.ext="png");return e.loadAsset(t).then(s=>(xa.resource.set(i,s),s))}static getRes(e){const t=e.split("?")[0];return xa.resource.get(t)}static clear(){xa.resource.clear()}static setRes(e,t){xa.resource.set(e,t)}};Ve(xa,"resource",new Map);let wh=xa;const Z4=wh.clear,ho=wh.loadAsset;class Q4{constructor(e){Ve(this,"flags",{});this.viewer=e}}var J4=Object.defineProperty,ez=Object.getOwnPropertyDescriptor,Mn=(n,e,t,i)=>{for(var r=i>1?void 0:i?ez(e,t):e,s=n.length-1,a;s>=0;s--)(a=n[s])&&(r=(i?a(e,t,r):a(r))||r);return i&&r&&J4(e,t,r),r};const{clamp:hc,degToRad:tz}=bn,{abs:nz,tan:iz,PI:rz}=Math,pd=rz*2,kp=.001;function Vl(n,e,t,i,r=.001){if(i<=0)return e;let s=e-n;if(s>0){const a=(s+r)*hc(i*t,0,1);return a>s?e:n+a}else if(s<0){const a=(s-r)*hc(i*t,0,1);return a<s?e:n+a}else return e}var Hn;const vn=(Hn=class extends W_{constructor(){super();Ve(this,"_button",-1);Ve(this,"_touchID",-1);Ve(this,"_preLoc0",new et);Ve(this,"_preLoc1",new et);Ve(this,"_spherical",new N_(4,Math.PI/2));Ve(this,"_lookAt",new j);Ve(this,"_autoRotate",0);Ve(this,"_tempSmoothing",6);Ve(this,"_tempRotateSmoothing",8);Ve(this,"_targetTheta",0);Ve(this,"_targetPhi",0);Ve(this,"_targetSpringLength",4);Ve(this,"_handlerId",0);Ve(this,"_targetFov",this.fov);Ve(this,"_targetLookAt",new j);Ve(this,"forbidX",!1);Ve(this,"forbidY",!1);Ve(this,"forbidZ",!1);Ve(this,"forbidPanX",!1);Ve(this,"forbidPanY",!1);Ve(this,"forbitPanOffsetY",!1);Ve(this,"panSpeed",1);Ve(this,"rotateSpeed",1);Ve(this,"scaleSpeed",1);Ve(this,"smoothing",5);Ve(this,"rotateSmoothing",5);Ve(this,"phiMin",kp);Ve(this,"phiMax",Math.PI-kp);Ve(this,"thetaMin",-1/0);Ve(this,"thetaMax",1/0);Ve(this,"distanceMin",kp);Ve(this,"distanceMax",1/0);Ve(this,"dom",null)}get autoRotate(){return this._autoRotate}set autoRotate(t){this._autoRotate=t,cancelAnimationFrame(this._handlerId),t&&this._calculateAutoRotate()}get lookAt(){return this._lookAt}set lookAt(t){this._lookAt.copy(t),this._targetLookAt.copy(t)}get springLength(){return this._spherical.radius}set springLength(t){this._spherical.radius=this._targetSpringLength=t}get theta(){return this._spherical.theta}set theta(t){this._spherical.theta=this._targetTheta=t}get phi(){return this._spherical.phi}set phi(t){this._spherical.phi=this._targetPhi=t}get fov(){return this.lens.fov}set fov(t){this.lens.fov=this._targetFov=t}onEnable(){this.viewer.on(mt.POINTER_DOWN,this._onPointerDown,this),this.viewer.on(mt.MOUSE_WHEEL,this._onMouseWheel,this),this.viewer.on(mt.TOUCH_START,this._onTouchStart,this),this.viewer.on(mt.TOUCH_MOVE,this._onTouchMove,this),window.addEventListener(mt.POINTER_MOVE,this._onPointerMove.bind(this),{passive:!1}),window.addEventListener(mt.POINTER_UP,this._onPointerUp.bind(this),{passive:!1}),this.reset()}onDisable(){this.viewer.off(mt.POINTER_DOWN,this._onPointerDown,this),this.viewer.off(mt.MOUSE_WHEEL,this._onMouseWheel,this),this.viewer.off(mt.TOUCH_START,this._onTouchStart,this),this.viewer.off(mt.TOUCH_MOVE,this._onTouchMove,this),window.removeEventListener(mt.POINTER_MOVE,this._onPointerMove.bind(this)),window.removeEventListener(mt.POINTER_UP,this._onPointerUp.bind(this))}reset(){this._button=-1,this._touchID=-1,this._targetTheta=this.theta,this._targetPhi=this.phi,this._targetSpringLength=this.springLength,this._targetLookAt.copy(this._lookAt),this._targetFov=this.lens.fov}_onPointerDown(t){Mt.isMobile||(this._button=t.button,this._preLoc0.set(t.pageX,t.pageY))}_onPointerUp(t){Mt.isMobile||(this._button=-1)}_onPointerMove(t){if(Mt.isMobile||!this._preLoc0)return;const{__loc0:i,__panDelta:r,__rotateDelta:s}=Hn;switch(i.set(t.pageX,t.pageY),this._button){case 0:this._calculateRotatelDelta(s,this._preLoc0,i),this._calculateTargetSpringArm(s);break;case 1:case 2:this._calculatePanDelta(r,this._preLoc0,i),this._calculateTargetLookAt(r);break}this._preLoc0.copy(i)}_onMouseWheel(t){t.preventDefault(),this._handleMouseWheel(this._customWheelEvent(t)),this._calculateTargetSpringArm()}_getZoomScale(t){const i=Math.abs(t*.01);return Math.pow(.95,this.scaleSpeed*i)}_dollyOut(t){this._targetSpringLength*=this._calculateDistanceScale(1/t)}_dollyIn(t){this._targetSpringLength*=this._calculateDistanceScale(t)}_handleMouseWheel(t){t.deltaY<0?this._dollyIn(this._getZoomScale(t.deltaY)):t.deltaY>0&&this._dollyOut(this._getZoomScale(t.deltaY))}_customWheelEvent(t){const i=t.deltaMode,r={clientX:t.clientX,clientY:t.clientY,deltaY:t.deltaY};switch(i){case 1:r.deltaY*=16;break;case 2:r.deltaY*=100;break}return t.ctrlKey&&(r.deltaY*=10),r}_onTouchStart(t){if(!Mt.isMobile)return;let i=t.touches;i.length>1?(this._preLoc0.set(i[0].pageX,i[0].pageY),this._preLoc1.set(i[1].pageX,i[1].pageY)):i.length>0&&(this._touchID=i[0].identifier,this._preLoc0.set(i[0].pageX,i[0].pageY))}_onTouchMove(t){if(!Mt.isMobile)return;const{__loc0:i,__loc1:r,__panDelta:s,__rotateDelta:a,__preCenter:l,__center:d}=Hn;let h=t.touches;h.length>1?(i.set(h[0].pageX,h[0].pageY),r.set(h[1].pageX,h[1].pageY),this.lookAt&&(this._targetSpringLength*=this._calculateDistanceScale(this._preLoc0.distanceTo(this._preLoc1)/i.distanceTo(r))),l.copy(this._preLoc0).add(this._preLoc1).multiplyScalar(.5),d.copy(i).add(r).multiplyScalar(.5),this._calculatePanDelta(s,l,d),this._calculateTargetLookAt(s),this._calculateTargetSpringArm(),this._preLoc0.copy(i),this._preLoc1.copy(r)):h.length>0&&this._touchID===h[0].identifier&&(i.set(h[0].pageX,h[0].pageY),this._calculateRotatelDelta(a,this._preLoc0,i),this._calculateTargetSpringArm(a),this._preLoc0.copy(i))}_calculateDistanceScale(t){return this._tempRotateSmoothing=this.rotateSmoothing,this.forbidZ&&(t=1),t}_calculateAutoRotate(){const{__rotateDelta:t}=Hn;t.y=0,t.x=this._autoRotate,this._calculateTargetSpringArm(t),this._handlerId=requestAnimationFrame(this._calculateAutoRotate.bind(this))}_calculateRotatelDelta(t,i,r){this._tempRotateSmoothing=this.rotateSmoothing;const s=this.viewer.canvas;return t.copy(r).sub(i).multiplyScalar(this.rotateSpeed*2*Math.PI/s.clientHeight),t.y=-t.y,this.forbidX&&(t.x=0),this.forbidY&&(t.y=0),t}_calculatePanDelta(t,i,r){this._tempRotateSmoothing=this.rotateSmoothing;const s=this.viewer.canvas;return t.copy(r).sub(i).multiplyScalar(this.panSpeed/s.clientHeight),this.forbidPanX&&(t.x=0),this.forbidPanY&&(t.y=0),t}_calculateTargetLookAt(t){const{__xAxis:i,__yAxis:r,__posDelta:s}=Hn;i.setFromMatrixColumn(this.node.matrix,0),r.setFromMatrixColumn(this.node.matrix,1),this.forbitPanOffsetY&&(r.y=0,r.normalize()),s.copy(this.node.position).sub(this.lookAt);const a=s.length()*2*iz(tz(this.fov*.5));this._targetLookAt.sub(i.multiplyScalar(t.x*a)).add(r.multiplyScalar(t.y*a))}_calculateTargetSpringArm(t,i){t&&(this._targetTheta-=t.x,this._targetPhi+=t.y),i&&(this._targetSpringLength=i),this._targetTheta=hc(this._targetTheta,this.thetaMin,this.thetaMax),this._targetPhi=hc(this._targetPhi,this.phiMin,this.phiMax),this._targetSpringLength=hc(this._targetSpringLength,this.distanceMin,this.distanceMax)}gotoPOI({springLength:t=this._targetSpringLength,theta:i=this._targetTheta,phi:r=this._targetPhi,lookAt:s=this._lookAt,fov:a=this.lens.fov,smoothing:l=this.smoothing,rotateSmoothing:d=l}){this._targetFov=a,this._tempSmoothing=l,this._tempRotateSmoothing=d,this._targetLookAt.copy(s);const h=i%pd,m=this._spherical.theta=this._spherical.theta%pd,u=[h,h-pd,h+pd],g=u.map(w=>nz(m-w)),v=Math.min(...g);this._targetTheta=u[g.findIndex(w=>w===v)],this._targetSpringLength=t,this._targetPhi=r,this._calculateTargetSpringArm()}update(t){const i=this._tempSmoothing,r=this._tempRotateSmoothing;if(this._autoRotate&&this._spherical.theta===this._targetTheta){this._targetTheta-=this._autoRotate,this._targetTheta<-Math.PI?this._targetTheta+=2*Math.PI:this._targetTheta>Math.PI&&(this._targetTheta-=2*Math.PI),this._spherical.theta=Vl(this._spherical.theta,this._targetTheta,t,0),this.node.position.setFromSpherical(this._spherical).add(this._lookAt);return}this._spherical.theta=Vl(this._spherical.theta,this._targetTheta,t,r),this._spherical.phi=Vl(this._spherical.phi,this._targetPhi,t,r),this._spherical.radius=Vl(this._spherical.radius,this._targetSpringLength,t,i,.01),this.lens.fov=Vl(this.lens.fov,this._targetFov,t,i),pT(this._lookAt,this._targetLookAt,t,i),this.node.position.setFromSpherical(this._spherical).add(this._lookAt),this.node.lookAt(this._lookAt)}},Ve(Hn,"__loc0",new et),Ve(Hn,"__loc1",new et),Ve(Hn,"__center",new et),Ve(Hn,"__preCenter",new et),Ve(Hn,"__panDelta",new et),Ve(Hn,"__panTarget",new et),Ve(Hn,"__rotateDelta",new et),Ve(Hn,"__posDelta",new j),Ve(Hn,"__xAxis",new j),Ve(Hn,"__yAxis",new j),Ve(Hn,"__quat",new Gn),Hn);Mn([rt()],vn.prototype,"autoRotate",1);Mn([rt({dir:"set"})],vn.prototype,"forbidX",2);Mn([rt({dir:"set"})],vn.prototype,"forbidY",2);Mn([rt({dir:"set"})],vn.prototype,"forbidZ",2);Mn([rt({dir:"set"})],vn.prototype,"forbidPanX",2);Mn([rt({dir:"set"})],vn.prototype,"forbidPanY",2);Mn([rt({dir:"set"})],vn.prototype,"forbitPanOffsetY",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"panSpeed",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"rotateSpeed",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"scaleSpeed",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"smoothing",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"rotateSmoothing",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"phiMin",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"phiMax",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"thetaMin",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"thetaMax",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"distanceMin",2);Mn([rt({dir:"set",step:.01})],vn.prototype,"distanceMax",2);Mn([rt({dir:"set"})],vn.prototype,"dom",2);Mn([rt({step:.01})],vn.prototype,"lookAt",1);Mn([rt({step:.01})],vn.prototype,"springLength",1);Mn([rt({step:.01})],vn.prototype,"theta",1);Mn([rt({step:.01})],vn.prototype,"phi",1);Mn([rt],vn.prototype,"fov",1);let sz=vn;function mT(n,e){n.uniforms.uEdge=e,n.vertexShader=n.vertexShader.replace("void main() {",`
    attribute vec3 center;
    attribute vec2 edgeUv;
    varying vec2 vEdgeUv;

    void main() {
        vEdgeUv = edgeUv;
    `),n.fragmentShader=n.fragmentShader.replace("void main() {",`
    uniform float uEdge;
    varying vec3 vCenter;
    varying vec2 vEdgeUv;

   float smoothedge(float v) {
        float th = 0.03;
        float w = fwidth(v) * 0.5;
        return (1. - smoothstep(th - w, th + w, v)) + smoothstep(1. - th - w, 1. - th + w, v);
   }

    void main() {
    `).replace("#include <opaque_fragment>",`
    
    float edge = smoothedge(vEdgeUv.x) + smoothedge(vEdgeUv.y);
    outgoingLight = mix(outgoingLight, outgoingLight * vec3(0.3), edge * uEdge);

    #include <opaque_fragment>
    `)}function FS(n,e){xt.normal_fragment_begin.indexOf("USE_FLAT")===-1&&(xt.normal_fragment_begin=xt.normal_fragment_begin.replace("vec3 normal = normalize( vNormal );",`
#ifdef USE_FLAT
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	vec3 fdy = dFdy( vViewPosition );
	vec3 flatNormal = normalize( cross( fdx, fdy ) );
    vec3 normal = mix(normalize( vNormal ), flatNormal, uFlat);
#else 
    vec3 normal = normalize( vNormal );
#endif
    `)),n.uniforms.uFlat=e,n.fragmentShader=n.fragmentShader.replace("void main() {",`
    #define USE_FLAT
    uniform float uFlat;

    void main() {
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`),v=["#include <common>","#include <fog_pars_fragment>","#include <logdepthbuf_pars_fragment>","#include <clipping_planes_pars_fragment>","uniform vec3 outlineColor;","uniform float outlineAlpha;","void main() {","	#include <clipping_planes_fragment>","	#include <logdepthbuf_fragment>","	gl_FragColor = vec4( outlineColor, outlineAlpha );","	#include <tonemapping_fragment>","	#include <colorspace_fragment>","	#include <fog_fragment>","	#include <premultiplied_alpha_fragment>","}"].join(`
`);function w(){return new zi({type:"OutlineEffect",uniforms:AE.merge([Ze.fog,Ze.displacementmap,u]),vertexShader:g,fragmentShader:v,side:Ei})}function T(F){let D=l[F.uuid];return D===void 0&&(D={material:w(),used:!0,keepAlive:a,count:0},l[F.uuid]=D),D.used=!0,D.material}function M(F){const D=T(F);return h[D.uuid]=F,O(D,F),D}function b(F){const D=F.geometry,L=D!==void 0&&D.attributes.normal!==void 0;return F.isMesh===!0&&F.material!==void 0&&L===!0}function A(F){if(b(F)!==!1){if(Array.isArray(F.material))for(let D=0,L=F.material.length;D<L;D++)F.material[D]=M(F.material[D]);else F.material=M(F.material);m[F.uuid]=F.onBeforeRender,F.onBeforeRender=P}}function E(F){if(b(F)!==!1){if(Array.isArray(F.material))for(let D=0,L=F.material.length;D<L;D++)F.material[D]=h[F.material[D].uuid];else F.material=h[F.material.uuid];F.onBeforeRender=m[F.uuid]}}function P(F,D,L,V,ie){const re=h[ie.uuid];re!==void 0&&G(ie,re)}function G(F,D){const L=D.userData.outlineParameters;F.uniforms.outlineAlpha.value=D.opacity,L!==void 0&&(L.thickness!==void 0&&(F.uniforms.outlineThickness.value=L.thickness),L.color!==void 0&&F.uniforms.outlineColor.value.fromArray(L.color),L.alpha!==void 0&&(F.uniforms.outlineAlpha.value=L.alpha)),D.displacementMap&&(F.uniforms.displacementMap.value=D.displacementMap,F.uniforms.displacementScale.value=D.displacementScale,F.uniforms.displacementBias.value=D.displacementBias)}function O(F,D){if(F.name==="invisible")return;const L=D.userData.outlineParameters;F.fog=D.fog,F.toneMapped=D.toneMapped,F.premultipliedAlpha=D.premultipliedAlpha,F.displacementMap=D.displacementMap,L!==void 0?(D.visible===!1?F.visible=!1:F.visible=L.visible!==void 0?L.visible:!0,F.transparent=L.alpha!==void 0&&L.alpha<1?!0:D.transparent,L.keepAlive!==void 0&&(l[D.uuid].keepAlive=L.keepAlive)):(F.transparent=D.transparent,F.visible=D.visible),(D.wireframe===!0||D.depthTest===!1)&&(F.visible=!1),D.clippingPlanes&&(F.clipping=!0,F.clippingPlanes=D.clippingPlanes,F.clipIntersection=D.clipIntersection,F.clipShadows=D.clipShadows),F.version=D.version}function B(){let F;F=Object.keys(h);for(let D=0,L=F.length;D<L;D++)h[F[D]]=void 0;F=Object.keys(m);for(let D=0,L=F.length;D<L;D++)m[F[D]]=void 0;F=Object.keys(l);for(let D=0,L=F.length;D<L;D++){const V=F[D];l[V].used===!1?(l[V].count++,l[V].keepAlive===!1&&l[V].count>d&&delete l[V]):(l[V].used=!1,l[V].count=0)}}this.render=function(F,D){if(this.enabled===!1){e.render(F,D);return}const L=e.autoClear;e.autoClear=this.autoClear,e.render(F,D),e.autoClear=L,this.renderOutline(F,D)},this.renderOutline=function(F,D){const L=e.autoClear,V=F.matrixWorldAutoUpdate,ie=F.background,re=e.shadowMap.enabled;F.matrixWorldAutoUpdate=!1,F.background=null,e.autoClear=!1,e.shadowMap.enabled=!1,F.traverse(A),e.render(F,D),F.traverse(E),B(),F.matrixWorldAutoUpdate=V,F.background=ie,e.autoClear=L,e.shadowMap.enabled=re},this.autoClear=e.autoClear,this.domElement=e.domElement,this.shadowMap=e.shadowMap,this.clear=function(F,D,L){e.clear(F,D,L)},this.getPixelRatio=function(){return e.getPixelRatio()},this.setPixelRatio=function(F){e.setPixelRatio(F)},this.getSize=function(F){return e.getSize(F)},this.setSize=function(F,D,L){e.setSize(F,D,L)},this.setViewport=function(F,D,L,V){e.setViewport(F,D,L,V)},this.setScissor=function(F,D,L,V){e.setScissor(F,D,L,V)},this.setScissorTest=function(F){e.setScissorTest(F)},this.setRenderTarget=function(F){e.setRenderTarget(F)}}}class uz extends D_{constructor(e){super(e)}parse(e){function t($){switch($.image_type){case g:case 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n={objects:[],object:{},vertices:[],normals:[],colors:[],uvs:[],materials:{},materialLibraries:[],startObject:function(e,t){if(this.object&&this.object.fromDeclaration===!1){this.object.name=e,this.object.fromDeclaration=t!==!1;return}const i=this.object&&typeof this.object.currentMaterial=="function"?this.object.currentMaterial():void 0;if(this.object&&typeof this.object._finalize=="function"&&this.object._finalize(!0),this.object={name:e||"",fromDeclaration:t!==!1,geometry:{vertices:[],normals:[],colors:[],uvs:[],hasUVIndices:!1},materials:[],smooth:!0,startMaterial:function(r,s){const a=this._finalize(!1);a&&(a.inherited||a.groupCount<=0)&&this.materials.splice(a.index,1);const l={index:this.materials.length,name:r||"",mtllib:Array.isArray(s)&&s.length>0?s[s.length-1]:"",smooth:a!==void 0?a.smooth:this.smooth,groupStart:a!==void 0?a.groupEnd:0,groupEnd:-1,groupCount:-1,inherited:!1,clone:function(d){const h={index:typeof d=="number"?d:this.index,name:this.name,mtllib:this.mtllib,smooth:this.smooth,groupStart:0,groupEnd:-1,groupCount:-1,inherited:!1};return h.clone=this.clone.bind(h),h}};return this.materials.push(l),l},currentMaterial:function(){if(this.materials.length>0)return this.materials[this.materials.length-1]},_finalize:function(r){const s=this.currentMaterial();if(s&&s.groupEnd===-1&&(s.groupEnd=this.geometry.vertices.length/3,s.groupCount=s.groupEnd-s.groupStart,s.inherited=!1),r&&this.materials.length>1)for(let a=this.materials.length-1;a>=0;a--)this.materials[a].groupCount<=0&&this.materials.splice(a,1);return r&&this.materials.length===0&&this.materials.push({name:"",smooth:this.smooth}),s}},i&&i.name&&typeof i.clone=="function"){const r=i.clone(0);r.inherited=!0,this.object.materials.push(r)}this.objects.push(this.object)},finalize:function(){this.object&&typeof this.object._finalize=="function"&&this.object._finalize(!0)},parseVertexIndex:function(e,t){const i=parseInt(e,10);return(i>=0?i-1:i+t/3)*3},parseNormalIndex:function(e,t){const i=parseInt(e,10);return(i>=0?i-1:i+t/3)*3},parseUVIndex:function(e,t){const i=parseInt(e,10);return(i>=0?i-1:i+t/2)*2},addVertex:function(e,t,i){const r=this.vertices,s=this.object.geometry.vertices;s.push(r[e+0],r[e+1],r[e+2]),s.push(r[t+0],r[t+1],r[t+2]),s.push(r[i+0],r[i+1],r[i+2])},addVertexPoint:function(e){const t=this.vertices;this.object.geometry.vertices.push(t[e+0],t[e+1],t[e+2])},addVertexLine:function(e){const t=this.vertices;this.object.geometry.vertices.push(t[e+0],t[e+1],t[e+2])},addNormal:function(e,t,i){const r=this.normals,s=this.object.geometry.normals;s.push(r[e+0],r[e+1],r[e+2]),s.push(r[t+0],r[t+1],r[t+2]),s.push(r[i+0],r[i+1],r[i+2])},addFaceNormal:function(e,t,i){const r=this.vertices,s=this.object.geometry.normals;OS.fromArray(r,e),Up.fromArray(r,t),NS.fromArray(r,i),nr.subVectors(NS,Up),BS.subVectors(OS,Up),nr.cross(BS),nr.normalize(),s.push(nr.x,nr.y,nr.z),s.push(nr.x,nr.y,nr.z),s.push(nr.x,nr.y,nr.z)},addColor:function(e,t,i){const r=this.colors,s=this.object.geometry.colors;r[e]!==void 0&&s.push(r[e+0],r[e+1],r[e+2]),r[t]!==void 0&&s.push(r[t+0],r[t+1],r[t+2]),r[i]!==void 0&&s.push(r[i+0],r[i+1],r[i+2])},addUV:function(e,t,i){const r=this.uvs,s=this.object.geometry.uvs;s.push(r[e+0],r[e+1]),s.push(r[t+0],r[t+1]),s.push(r[i+0],r[i+1])},addDefaultUV:function(){const e=this.object.geometry.uvs;e.push(0,0),e.push(0,0),e.push(0,0)},addUVLine:function(e){const t=this.uvs;this.object.geometry.uvs.push(t[e+0],t[e+1])},addFace:function(e,t,i,r,s,a,l,d,h){const m=this.vertices.length;let u=this.parseVertexIndex(e,m),g=this.parseVertexIndex(t,m),v=this.parseVertexIndex(i,m);if(this.addVertex(u,g,v),this.addColor(u,g,v),l!==void 0&&l!==""){const w=this.normals.length;u=this.parseNormalIndex(l,w),g=this.parseNormalIndex(d,w),v=this.parseNormalIndex(h,w),this.addNormal(u,g,v)}else this.addFaceNormal(u,g,v);if(r!==void 0&&r!==""){const w=this.uvs.length;u=this.parseUVIndex(r,w),g=this.parseUVIndex(s,w),v=this.parseUVIndex(a,w),this.addUV(u,g,v),this.object.geometry.hasUVIndices=!0}else this.addDefaultUV()},addPointGeometry:function(e){this.object.geometry.type="Points";const t=this.vertices.length;for(let i=0,r=e.length;i<r;i++){const s=this.parseVertexIndex(e[i],t);this.addVertexPoint(s),this.addColor(s)}},addLineGeometry:function(e,t){this.object.geometry.type="Line";const i=this.vertices.length,r=this.uvs.length;for(let s=0,a=e.length;s<a;s++)this.addVertexLine(this.parseVertexIndex(e[s],i));for(let s=0,a=t.length;s<a;s++)this.addUVLine(this.parseUVIndex(t[s],r))}};return n.startObject("",!1),n}class gz extends Hi{constructor(e){super(e),this.materials=null}load(e,t,i,r){const s=this,a=new _s(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(l){try{t(s.parse(l))}catch(d){r?r(d):console.error(d),s.manager.itemError(e)}},i,r)}setMaterials(e){return this.materials=e,this}parse(e){const t=new mz;e.indexOf(`\r
`)!==-1&&(e=e.replace(/\r\n/g,`
`)),e.indexOf(`\\
`)!==-1&&(e=e.replace(/\\\n/g,""));const i=e.split(`
`);let r=[];for(let l=0,d=i.length;l<d;l++){const h=i[l].trimStart();if(h.length===0)continue;const m=h.charAt(0);if(m!=="#")if(m==="v"){const u=h.split(US);switch(u[0]){case"v":t.vertices.push(parseFloat(u[1]),parseFloat(u[2]),parseFloat(u[3])),u.length>=7?(md.setRGB(parseFloat(u[4]),parseFloat(u[5]),parseFloat(u[6])).convertSRGBToLinear(),t.colors.push(md.r,md.g,md.b)):t.colors.push(void 0,void 0,void 0);break;case"vn":t.normals.push(parseFloat(u[1]),parseFloat(u[2]),parseFloat(u[3]));break;case"vt":t.uvs.push(parseFloat(u[1]),parseFloat(u[2]));break}}else if(m==="f"){const g=h.slice(1).trim().split(US),v=[];for(let T=0,M=g.length;T<M;T++){const b=g[T];if(b.length>0){const A=b.split("/");v.push(A)}}const w=v[0];for(let T=1,M=v.length-1;T<M;T++){const b=v[T],A=v[T+1];t.addFace(w[0],b[0],A[0],w[1],b[1],A[1],w[2],b[2],A[2])}}else if(m==="l"){const u=h.substring(1).trim().split(" ");let g=[];const v=[];if(h.indexOf("/")===-1)g=u;else for(let w=0,T=u.length;w<T;w++){const M=u[w].split("/");M[0]!==""&&g.push(M[0]),M[1]!==""&&v.push(M[1])}t.addLineGeometry(g,v)}else if(m==="p"){const g=h.slice(1).trim().split(" ");t.addPointGeometry(g)}else if((r=dz.exec(h))!==null){const u=(" "+r[0].slice(1).trim()).slice(1);t.startObject(u)}else if(fz.test(h))t.object.startMaterial(h.substring(7).trim(),t.materialLibraries);else if(hz.test(h))t.materialLibraries.push(h.substring(7).trim());else if(pz.test(h))console.warn('THREE.OBJLoader: Rendering identifier "usemap" not supported. Textures must be defined in MTL files.');else if(m==="s"){if(r=h.split(" "),r.length>1){const g=r[1].trim().toLowerCase();t.object.smooth=g!=="0"&&g!=="off"}else t.object.smooth=!0;const u=t.object.currentMaterial();u&&(u.smooth=t.object.smooth)}else{if(h==="\0")continue;console.warn('THREE.OBJLoader: Unexpected line: "'+h+'"')}}t.finalize();const s=new Nr;if(s.materialLibraries=[].concat(t.materialLibraries),!(t.objects.length===1&&t.objects[0].geometry.vertices.length===0)===!0)for(let l=0,d=t.objects.length;l<d;l++){const h=t.objects[l],m=h.geometry,u=h.materials,g=m.type==="Line",v=m.type==="Points";let w=!1;if(m.vertices.length===0)continue;const T=new On;T.setAttribute("position",new nn(m.vertices,3)),m.normals.length>0&&T.setAttribute("normal",new nn(m.normals,3)),m.colors.length>0&&(w=!0,T.setAttribute("color",new nn(m.colors,3))),m.hasUVIndices===!0&&T.setAttribute("uv",new nn(m.uvs,2));const M=[];for(let A=0,E=u.length;A<E;A++){const P=u[A],G=P.name+"_"+P.smooth+"_"+w;let O=t.materials[G];if(this.materials!==null){if(O=this.materials.create(P.name),g&&O&&!(O instanceof Aa)){const B=new Aa;_i.prototype.copy.call(B,O),B.color.copy(O.color),O=B}else if(v&&O&&!(O instanceof Ao)){const B=new Ao({size:10,sizeAttenuation:!1});_i.prototype.copy.call(B,O),B.color.copy(O.color),B.map=O.map,O=B}}O===void 0&&(g?O=new Aa:v?O=new Ao({size:1,sizeAttenuation:!1}):O=new Od,O.name=P.name,O.flatShading=!P.smooth,O.vertexColors=w,t.materials[G]=O),M.push(O)}let b;if(M.length>1){for(let A=0,E=u.length;A<E;A++){const P=u[A];T.addGroup(P.groupStart,P.groupCount,A)}g?b=new bh(T,M):v?b=new Ud(T,M):b=new wn(T,M)}else g?b=new bh(T,M[0]):v?b=new Ud(T,M[0]):b=new wn(T,M[0]);b.name=h.name,s.add(b)}else if(t.vertices.length>0){const l=new Ao({size:1,sizeAttenuation:!1}),d=new On;d.setAttribute("position",new nn(t.vertices,3)),t.colors.length>0&&t.colors[0]!==void 0&&(d.setAttribute("color",new nn(t.colors,3)),l.vertexColors=!0);const h=new Ud(d,l);s.add(h)}return s}}class _z extends Hi{constructor(e){super(e)}load(e,t,i,r){const s=this,a=new _s(this.manager);a.setPath(this.path),a.setResponseType("arraybuffer"),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,function(l){try{t(s.parse(l))}catch(d){r?r(d):console.error(d),s.manager.itemError(e)}},i,r)}parse(e){function t(h){const m=new DataView(h),u=32/8*3+32/8*3*3+16/8,g=m.getUint32(80,!0);if(80+32/8+g*u===m.byteLength)return!0;const w=[115,111,108,105,100];for(let T=0;T<5;T++)if(i(w,m,T))return!1;return!0}function i(h,m,u){for(let g=0,v=h.length;g<v;g++)if(h[g]!==m.getUint8(u+g))return!1;return!0}function r(h){const m=new DataView(h),u=m.getUint32(80,!0);let g,v,w,T=!1,M,b,A,E,P;for(let V=0;V<70;V++)m.getUint32(V,!1)==1129270351&&m.getUint8(V+4)==82&&m.getUint8(V+5)==61&&(T=!0,M=new Float32Array(u*3*3),b=m.getUint8(V+6)/255,A=m.getUint8(V+7)/255,E=m.getUint8(V+8)/255,P=m.getUint8(V+9)/255);const G=84,O=12*4+2,B=new On,F=new Float32Array(u*3*3),D=new Float32Array(u*3*3),L=new Je;for(let V=0;V<u;V++){const ie=G+V*O,re=m.getFloat32(ie,!0),de=m.getFloat32(ie+4,!0),me=m.getFloat32(ie+8,!0);if(T){const $=m.getUint16(ie+48,!0);$&32768?(g=b,v=A,w=E):(g=($&31)/31,v=($>>5&31)/31,w=($>>10&31)/31)}for(let $=1;$<=3;$++){const ue=ie+$*12,Y=V*3*3+($-1)*3;F[Y]=m.getFloat32(ue,!0),F[Y+1]=m.getFloat32(ue+4,!0),F[Y+2]=m.getFloat32(ue+8,!0),D[Y]=re,D[Y+1]=de,D[Y+2]=me,T&&(L.set(g,v,w).convertSRGBToLinear(),M[Y]=L.r,M[Y+1]=L.g,M[Y+2]=L.b)}}return B.setAttribute("position",new _n(F,3)),B.setAttribute("normal",new _n(D,3)),T&&(B.setAttribute("color",new _n(M,3)),B.hasColors=!0,B.alpha=P),B}function s(h){const m=new On,u=/solid([\s\S]*?)endsolid/g,g=/facet([\s\S]*?)endfacet/g,v=/solid\s(.+)/;let w=0;const T=/[\s]+([+-]?(?:\d*)(?:\.\d*)?(?:[eE][+-]?\d+)?)/.source,M=new RegExp("vertex"+T+T+T,"g"),b=new RegExp("normal"+T+T+T,"g"),A=[],E=[],P=[],G=new j;let O,B=0,F=0,D=0;for(;(O=u.exec(h))!==null;){F=D;const L=O[0],V=(O=v.exec(L))!==null?O[1]:"";for(P.push(V);(O=g.exec(L))!==null;){let de=0,me=0;const $=O[0];for(;(O=b.exec($))!==null;)G.x=parseFloat(O[1]),G.y=parseFloat(O[2]),G.z=parseFloat(O[3]),me++;for(;(O=M.exec($))!==null;)A.push(parseFloat(O[1]),parseFloat(O[2]),parseFloat(O[3])),E.push(G.x,G.y,G.z),de++,D++;me!==1&&console.error("THREE.STLLoader: Something isn't right with the normal of face number "+w),de!==3&&console.error("THREE.STLLoader: Something isn't right with the vertices of face number "+w),w++}const ie=F,re=D-F;m.userData.groupNames=P,m.addGroup(ie,re,B),B++}return m.setAttribute("position",new nn(A,3)),m.setAttribute("normal",new nn(E,3)),m}function a(h){return typeof h!="string"?new TextDecoder().decode(h):h}function l(h){if(typeof h=="string"){const m=new Uint8Array(h.length);for(let u=0;u<h.length;u++)m[u]=h.charCodeAt(u)&255;return m.buffer||m}else return h}const d=l(e);return t(d)?r(d):s(a(e))}}class vz extends Q4{constructor(t,i){super(t);Ve(this,"_index");Ve(this,"originNormals");Ve(this,"flatNormals");Ve(this,"_uEdge",{value:0});Ve(this,"_uFlat",{value:0});Ve(this,"_model");Ve(this,"_freelookCamera");Ve(this,"_directionalLight");Ve(this,"_ambientLight");Ve(this,"_matcap");Ve(this,"_standard");Ve(this,"_texture");Ve(this,"_environment");Ve(this,"_onChanged",(t,i)=>{const r=this.viewer;t==="ModelAssets"&&(rr[this._index].loading(!0),Promise.allSettled([ho(r,{url:i.model}),ho(r,{url:i.texture_diffuse}),ho(r,{url:i.texture_normal,colorSpace:""}),ho(r,{url:i.texture_pbr,colorSpace:""}),ho(r,{url:i.shaded})]).then(s=>{rr[this._index].loading(!1);const[a,l,d,h,m]=s.map(u=>u.status==="fulfilled"?u.value:"");(a||this._model)&&(this._texture={diffuse:l,normal:d,pbr:h,shaded:m},this.viewer.scene.background=new Je().fromArray([.12941176470588237,.2,.2823529411764706].map(u=>u+.1)),this._addModel(a))}).catch(s=>{console.error(s)})),t==="renderMode"&&this._onRenderMode(i)});this._index=i}onExit(){this.originNormals=null,this.flatNormals=null,this._environment=null,this.viewer.scene.environment=null}onPre(){const t=this.viewer;return Promise.all([ho(t,{url:"/extensions/ComfyUI-Rodin/threeVisualizer/environments/interior.exr",mapping:el,flipY:!0})]).then(([i])=>{this._environment=i,t.scene.environment=i})}onInit(){const t=this.viewer;t.scene.environmentIntensity=2,this._freelookCamera=t.addNode(sz,{rotateSpeed:.8,scaleSpeed:.8}),this._directionalLight=t.addNode(F_,{position:new j(0,1,1),intensity:3}),this._ambientLight=t.addNode(YE,{color:new Je(16777215),intensity:.5});let i=this._directionalLight;i.castShadow=!0,i.shadow.mapSize.width=4096,i.shadow.mapSize.height=4096,i.shadow.camera.near=-1,i.shadow.camera.far=10,i.shadow.bias=-.005,i.shadow.normalBias=.01,t.renderer.shadowMap.enabled=!0,t.renderer.shadowMap.type=2,this._addMaterials(),this._addOutline(),rr[this._index].onTracerToWebGLCameraPosition(this._onSyncCameraPosition.bind(this)),rr[this._index].onChanged(this._onChanged),rr[this._index].init()}_onSyncCameraPosition(t){const i=this._freelookCamera,r=new N_().setFromVector3(t);i.gotoPOI({theta:r.theta,phi:r.phi,springLength:r.radius,smoothing:0})}_addMaterials(){const t=this._matcap=new _N;t.side=Si,t.onBeforeCompile=r=>{FS(r,this._uFlat)};const i=this._standard=new na;i.side=Si,i.onBeforeCompile=r=>{FS(r,this._uFlat)}}_addOutline(){const t=this.viewer;let i=new cz(t.renderer),r=!1;t.scene.onAfterRender=()=>{rr[this._index].states.renderMode==="Toon"&&(r||(r=!0,i.renderOutline(t.scene,t.camera),r=!1))}}_addModel(t){const i=t.userData.meshes,r=i.map(T=>gT(T.material,this._standard)),s=r.map(T=>Array.isArray(T)?T.map(M=>GS(M,this._texture)):GS(T,this._texture)),a=r.map(T=>Array.isArray(T)?T.map(M=>zS(M,this._texture)):zS(T,this._texture)),l=r.map(T=>Array.isArray(T)?T.map(M=>WS(M)):WS(T));t.userData.pbrMaterials=s,t.userData.unlitMaterials=a,t.userData.toonMaterials=l;const d=r.map(T=>Array.isArray(T)?T.map(()=>HS()):HS()),h=r.map(T=>Array.isArray(T)?T.map(()=>VS()):VS());t.userData.geometryMaterials=d,t.userData.wireframeMaterials=h;const u=new Pr().setFromObject(t).getSize(new j),g=Math.max(Math.max(u.x,u.y),u.z);i.forEach(T=>{T.geometry=this.setGeometryBaryCenter(T.geometry)});const v=this._freelookCamera;v.lens.near=g*.1,v.lens.far=g*8,v.distanceMin=g*1.2,v.distanceMax=g*4,v.forbidPanX=!0,v.forbidPanY=!0,v.gotoPOI({springLength:g*2,theta:0,phi:1.37,smoothing:0}),Object.values(t.userData.materials).forEach(T=>{T.onBeforeCompile=M=>{mT(M,this._uEdge)}});const w=this.viewer;t.traverse(T=>{T.isObject3D&&(T.castShadow=!0,T.receiveShadow=!0)}),this._model&&w.removeNode(this._model),this._model=w.addNode(t),this._onRenderMode(rr[this._index].states.renderMode),rr[this._index].states.renderMode==="Tracer"&&w.stop()}_onRenderMode(t){t==="Tracer"&&rr[this._index].syncCameraPosition(this._freelookCamera.node.position);let i=this._model;if(i){const r=this._matcap,s=this.viewer;i.userData.meshes.forEach((a,l)=>{t==="Preview"?(a.material=r,this._uFlat.value=1):t==="Wireframe"?(a.geometry.attributes.normal=this.flatNormals,a.material=i.userData.wireframeMaterials[l]):t==="Geometry"&&(a.geometry.attributes.normal=this.originNormals,a.material=i.userData.geometryMaterials[l]),["PBR","Tracer"].includes(t)&&(a.geometry.attributes.normal=this.originNormals,a.material=i.userData.pbrMaterials[l]),t==="Shaded"&&(a.geometry.attributes.normal=this.originNormals,a.material=i.userData.unlitMaterials[l]),t==="Toon"?(a.geometry.attributes.normal=this.originNormals,a.material=i.userData.toonMaterials[l],s.scene.environment=null):s.scene.environment||(s.scene.environment=this._environment),this._directionalLight.visible=this._ambientLight.visible=t==="Toon"})}}onUpdate(t){}setGeometryBaryCenter(t){t.index&&(t.copy(t.toNonIndexed()),t.setIndex(null));const i=[new et(0,0),new et(1,0),new j(1,1),new et(0,0),new j(1,1),new 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Qv=(o,c)=>(Qv=ne.Id)(o,c),Jv=o=>(Jv=ne.Jd)(o);u.__embind_initialize_bindings=()=>(u.__embind_initialize_bindings=ne.Kd)();var e0=u.__emscripten_thread_init=(o,c,f,p,_,y)=>(e0=u.__emscripten_thread_init=ne.Ld)(o,c,f,p,_,y);u.__emscripten_thread_crashed=()=>(u.__emscripten_thread_crashed=ne.Md)();var t0=(o,c,f,p)=>(t0=ne.Nd)(o,c,f,p),gf=o=>(gf=ne.Od)(o),_f=u.__emscripten_thread_exit=o=>(_f=u.__emscripten_thread_exit=ne.Pd)(o),n0=(o,c)=>(n0=ne.Qd)(o,c),i0=u.__emscripten_check_mailbox=()=>(i0=u.__emscripten_check_mailbox=ne.Rd)(),we=(o,c)=>(we=ne.Sd)(o,c),El=o=>(El=ne.Td)(o),r0=(o,c)=>(r0=ne.Ud)(o,c),Se=()=>(Se=ne.Vd)(),xe=o=>(xe=ne.Wd)(o),s0=o=>(s0=ne.Xd)(o),a0=o=>(a0=ne.Yd)(o),o0=o=>(o0=ne.Zd)(o),l0=(o,c,f)=>(l0=ne._d)(o,c,f),c0=o=>(c0=ne.$d)(o),u0=u.dynCall_iii=(o,c,f)=>(u0=u.dynCall_iii=ne.ae)(o,c,f),d0=u.dynCall_iiii=(o,c,f,p)=>(d0=u.dynCall_iiii=ne.be)(o,c,f,p),vf=u.dynCall_vi=(o,c)=>(vf=u.dynCall_vi=ne.ce)(o,c),yf=u.dynCall_ii=(o,c)=>(yf=u.dynCall_ii=ne.de)(o,c),h0=u.dynCall_iiiiii=(o,c,f,p,_,y)=>(h0=u.dynCall_iiiiii=ne.ee)(o,c,f,p,_,y),f0=u.dynCall_vii=(o,c,f)=>(f0=u.dynCall_vii=ne.fe)(o,c,f),p0=u.dynCall_i=o=>(p0=u.dynCall_i=ne.ge)(o),m0=u.dynCall_viiiii=(o,c,f,p,_,y)=>(m0=u.dynCall_viiiii=ne.he)(o,c,f,p,_,y),g0=u.dynCall_v=o=>(g0=u.dynCall_v=ne.ie)(o),_0=u.dynCall_viii=(o,c,f,p)=>(_0=u.dynCall_viii=ne.je)(o,c,f,p),v0=u.dynCall_vid=(o,c,f)=>(v0=u.dynCall_vid=ne.ke)(o,c,f),y0=u.dynCall_di=(o,c)=>(y0=u.dynCall_di=ne.le)(o,c),b0=u.dynCall_iiiii=(o,c,f,p,_)=>(b0=u.dynCall_iiiii=ne.me)(o,c,f,p,_),x0=u.dynCall_viiii=(o,c,f,p,_)=>(x0=u.dynCall_viiii=ne.ne)(o,c,f,p,_),w0=u.dynCall_viid=(o,c,f,p)=>(w0=u.dynCall_viid=ne.oe)(o,c,f,p),S0=u.dynCall_dii=(o,c,f)=>(S0=u.dynCall_dii=ne.pe)(o,c,f),M0=u.dynCall_viiid=(o,c,f,p,_)=>(M0=u.dynCall_viiid=ne.qe)(o,c,f,p,_),E0=u.dynCall_iiiid=(o,c,f,p,_)=>(E0=u.dynCall_iiiid=ne.re)(o,c,f,p,_),T0=u.dynCall_iiiiiiii=(o,c,f,p,_,y,x,C)=>(T0=u.dynCall_iiiiiiii=ne.se)(o,c,f,p,_,y,x,C),A0=u.dynCall_viiiiii=(o,c,f,p,_,y,x)=>(A0=u.dynCall_viiiiii=ne.te)(o,c,f,p,_,y,x),C0=u.dynCall_iiiiiii=(o,c,f,p,_,y,x)=>(C0=u.dynCall_iiiiiii=ne.ue)(o,c,f,p,_,y,x),R0=u.dynCall_diii=(o,c,f,p)=>(R0=u.dynCall_diii=ne.ve)(o,c,f,p),P0=u.dynCall_j=o=>(P0=u.dynCall_j=ne.we)(o),L0=u.dynCall_iiid=(o,c,f,p)=>(L0=u.dynCall_iiid=ne.xe)(o,c,f,p),I0=u.dynCall_iiiiid=(o,c,f,p,_,y)=>(I0=u.dynCall_iiiiid=ne.ye)(o,c,f,p,_,y),D0=u.dynCall_vd=(o,c)=>(D0=u.dynCall_vd=ne.ze)(o,c),k0=u.dynCall_iiiiiiiiiiii=(o,c,f,p,_,y,x,C,U,H,K,se)=>(k0=u.dynCall_iiiiiiiiiiii=ne.Ae)(o,c,f,p,_,y,x,C,U,H,K,se),F0=u.dynCall_iid=(o,c,f)=>(F0=u.dynCall_iid=ne.Be)(o,c,f),U0=u.dynCall_viidi=(o,c,f,p,_)=>(U0=u.dynCall_viidi=ne.Ce)(o,c,f,p,_),O0=u.dynCall_iidiii=(o,c,f,p,_,y)=>(O0=u.dynCall_iidiii=ne.De)(o,c,f,p,_,y),N0=u.dynCall_iiiiiiiii=(o,c,f,p,_,y,x,C,U)=>(N0=u.dynCall_iiiiiiiii=ne.Ee)(o,c,f,p,_,y,x,C,U),B0=u.dynCall_iiiiiiiiii=(o,c,f,p,_,y,x,C,U,H)=>(B0=u.dynCall_iiiiiiiiii=ne.Fe)(o,c,f,p,_,y,x,C,U,H),z0=u.dynCall_iiidi=(o,c,f,p,_)=>(z0=u.dynCall_iiidi=ne.Ge)(o,c,f,p,_),H0=u.dynCall_fiii=(o,c,f,p)=>(H0=u.dynCall_fiii=ne.He)(o,c,f,p),G0=u.dynCall_iiifi=(o,c,f,p,_)=>(G0=u.dynCall_iiifi=ne.Ie)(o,c,f,p,_),V0=u.dynCall_viif=(o,c,f,p)=>(V0=u.dynCall_viif=ne.Je)(o,c,f,p),W0=u.dynCall_iiffi=(o,c,f,p,_)=>(W0=u.dynCall_iiffi=ne.Ke)(o,c,f,p,_),j0=u.dynCall_fif=(o,c,f)=>(j0=u.dynCall_fif=ne.Le)(o,c,f),X0=u.dynCall_iif=(o,c,f)=>(X0=u.dynCall_iif=ne.Me)(o,c,f),Y0=u.dynCall_dif=(o,c,f)=>(Y0=u.dynCall_dif=ne.Ne)(o,c,f),$0=u.dynCall_viiiiiii=(o,c,f,p,_,y,x,C)=>($0=u.dynCall_viiiiiii=ne.Oe)(o,c,f,p,_,y,x,C),q0=u.dynCall_viiiiiiii=(o,c,f,p,_,y,x,C,U)=>(q0=u.dynCall_viiiiiiii=ne.Pe)(o,c,f,p,_,y,x,C,U),K0=u.dynCall_iidii=(o,c,f,p,_)=>(K0=u.dynCall_iidii=ne.Qe)(o,c,f,p,_),Z0=u.dynCall_viiidiiiii=(o,c,f,p,_,y,x,C,U,H)=>(Z0=u.dynCall_viiidiiiii=ne.Re)(o,c,f,p,_,y,x,C,U,H),Q0=u.dynCall_viiiidi=(o,c,f,p,_,y,x)=>(Q0=u.dynCall_viiiidi=ne.Se)(o,c,f,p,_,y,x),J0=u.dynCall_viiidii=(o,c,f,p,_,y,x)=>(J0=u.dynCall_viiidii=ne.Te)(o,c,f,p,_,y,x),ey=u.dynCall_viiiid=(o,c,f,p,_,y)=>(ey=u.dynCall_viiiid=ne.Ue)(o,c,f,p,_,y),ty=u.dynCall_iiiidiii=(o,c,f,p,_,y,x,C)=>(ty=u.dynCall_iiiidiii=ne.Ve)(o,c,f,p,_,y,x,C),ny=u.dynCall_iiiiidiiii=(o,c,f,p,_,y,x,C,U,H)=>(ny=u.dynCall_iiiiidiiii=ne.We)(o,c,f,p,_,y,x,C,U,H),iy=u.dynCall_viiiiid=(o,c,f,p,_,y,x)=>(iy=u.dynCall_viiiiid=ne.Xe)(o,c,f,p,_,y,x),ry=u.dynCall_viiiiidi=(o,c,f,p,_,y,x,C)=>(ry=u.dynCall_viiiiidi=ne.Ye)(o,c,f,p,_,y,x,C),sy=u.dynCall_viiiddddi=(o,c,f,p,_,y,x,C,U)=>(sy=u.dynCall_viiiddddi=ne.Ze)(o,c,f,p,_,y,x,C,U),ay=u.dynCall_viiddi=(o,c,f,p,_,y)=>(ay=u.dynCall_viiddi=ne._e)(o,c,f,p,_,y),oy=u.dynCall_vidddi=(o,c,f,p,_,y)=>(oy=u.dynCall_vidddi=ne.$e)(o,c,f,p,_,y),ly=u.dynCall_viiddddi=(o,c,f,p,_,y,x,C)=>(ly=u.dynCall_viiddddi=ne.af)(o,c,f,p,_,y,x,C),cy=u.dynCall_fid=(o,c,f)=>(cy=u.dynCall_fid=ne.bf)(o,c,f),uy=u.dynCall_iiiiiid=(o,c,f,p,_,y,x)=>(uy=u.dynCall_iiiiiid=ne.cf)(o,c,f,p,_,y,x),dy=u.dynCall_vif=(o,c,f)=>(dy=u.dynCall_vif=ne.df)(o,c,f),hy=u.dynCall_viiidi=(o,c,f,p,_,y)=>(hy=u.dynCall_viiidi=ne.ef)(o,c,f,p,_,y),fy=u.dynCall_viddi=(o,c,f,p,_)=>(fy=u.dynCall_viddi=ne.ff)(o,c,f,p,_),py=u.dynCall_viiiiiiid=(o,c,f,p,_,y,x,C,U)=>(py=u.dynCall_viiiiiiid=ne.gf)(o,c,f,p,_,y,x,C,U),my=u.dynCall_jiij=(o,c,f,p,_)=>(my=u.dynCall_jiij=ne.hf)(o,c,f,p,_),gy=u.dynCall_ji=(o,c)=>(gy=u.dynCall_ji=ne.jf)(o,c),_y=u.dynCall_iiiifffffiiff=(o,c,f,p,_,y,x,C,U,H,K,se,he)=>(_y=u.dynCall_iiiifffffiiff=ne.kf)(o,c,f,p,_,y,x,C,U,H,K,se,he);u.dynCall_jif=(o,c,f)=>(u.dynCall_jif=ne.lf)(o,c,f);var vy=u.dynCall_vifii=(o,c,f,p,_)=>(vy=u.dynCall_vifii=ne.mf)(o,c,f,p,_),yy=u.dynCall_vfiiii=(o,c,f,p,_,y)=>(yy=u.dynCall_vfiiii=ne.nf)(o,c,f,p,_,y),by=u.dynCall_ifii=(o,c,f,p)=>(by=u.dynCall_ifii=ne.of)(o,c,f,p);u.dynCall_jiiijji=(o,c,f,p,_,y,x,C,U)=>(u.dynCall_jiiijji=ne.pf)(o,c,f,p,_,y,x,C,U);var xy=u.dynCall_viiif=(o,c,f,p,_)=>(xy=u.dynCall_viiif=ne.qf)(o,c,f,p,_),wy=u.dynCall_iiiiiiiiiiiiiiiiiiii=(o,c,f,p,_,y,x,C,U,H,K,se,he,ye,ze,Ke,at,dt,Re,je)=>(wy=u.dynCall_iiiiiiiiiiiiiiiiiiii=ne.rf)(o,c,f,p,_,y,x,C,U,H,K,se,he,ye,ze,Ke,at,dt,Re,je),Sy=u.dynCall_viiiiiiiiii=(o,c,f,p,_,y,x,C,U,H,K)=>(Sy=u.dynCall_viiiiiiiiii=ne.sf)(o,c,f,p,_,y,x,C,U,H,K),My=u.dynCall_viiiiiiiii=(o,c,f,p,_,y,x,C,U,H)=>(My=u.dynCall_viiiiiiiii=ne.tf)(o,c,f,p,_,y,x,C,U,H),Ey=u.dynCall_iiiiiiiiiiiii=(o,c,f,p,_,y,x,C,U,H,K,se,he)=>(Ey=u.dynCall_iiiiiiiiiiiii=ne.uf)(o,c,f,p,_,y,x,C,U,H,K,se,he);u.dynCall_ff=(o,c)=>(u.dynCall_ff=ne.vf)(o,c),u.dynCall_fff=(o,c,f)=>(u.dynCall_fff=ne.wf)(o,c,f),u.dynCall_iiijiii=(o,c,f,p,_,y,x,C)=>(u.dynCall_iiijiii=ne.xf)(o,c,f,p,_,y,x,C);var Ty=u.dynCall_jii=(o,c,f)=>(Ty=u.dynCall_jii=ne.yf)(o,c,f);u.dynCall_iiij=(o,c,f,p,_)=>(u.dynCall_iiij=ne.zf)(o,c,f,p,_),u.dynCall_iiiji=(o,c,f,p,_,y)=>(u.dynCall_iiiji=ne.Af)(o,c,f,p,_,y);var Ay=u.dynCall_iiiiiiiiiiiiii=(o,c,f,p,_,y,x,C,U,H,K,se,he,ye)=>(Ay=u.dynCall_iiiiiiiiiiiiii=ne.Bf)(o,c,f,p,_,y,x,C,U,H,K,se,he,ye),Cy=u.dynCall_iiddddddiiii=(o,c,f,p,_,y,x,C,U,H,K,se)=>(Cy=u.dynCall_iiddddddiiii=ne.Cf)(o,c,f,p,_,y,x,C,U,H,K,se),Ry=u.dynCall_iidiiiii=(o,c,f,p,_,y,x,C)=>(Ry=u.dynCall_iidiiiii=ne.Df)(o,c,f,p,_,y,x,C),Py=u.dynCall_iddiii=(o,c,f,p,_,y)=>(Py=u.dynCall_iddiii=ne.Ef)(o,c,f,p,_,y),Ly=u.dynCall_iddii=(o,c,f,p,_)=>(Ly=u.dynCall_iddii=ne.Ff)(o,c,f,p,_),Iy=u.dynCall_idddiii=(o,c,f,p,_,y,x)=>(Iy=u.dynCall_idddiii=ne.Gf)(o,c,f,p,_,y,x),Dy=u.dynCall_idddii=(o,c,f,p,_,y)=>(Dy=u.dynCall_idddii=ne.Hf)(o,c,f,p,_,y),ky=u.dynCall_idii=(o,c,f,p)=>(ky=u.dynCall_idii=ne.If)(o,c,f,p),Fy=u.dynCall_idi=(o,c,f)=>(Fy=u.dynCall_idi=ne.Jf)(o,c,f),Uy=u.dynCall_fiiid=(o,c,f,p,_)=>(Uy=u.dynCall_fiiid=ne.Kf)(o,c,f,p,_),Oy=u.dynCall_iidi=(o,c,f,p)=>(Oy=u.dynCall_iidi=ne.Lf)(o,c,f,p),Ny=u.dynCall_iiiidii=(o,c,f,p,_,y,x)=>(Ny=u.dynCall_iiiidii=ne.Mf)(o,c,f,p,_,y,x),By=u.dynCall_iiiidiiiiii=(o,c,f,p,_,y,x,C,U,H,K)=>(By=u.dynCall_iiiidiiiiii=ne.Nf)(o,c,f,p,_,y,x,C,U,H,K),zy=u.dynCall_iiidiiiii=(o,c,f,p,_,y,x,C,U)=>(zy=u.dynCall_iiidiiiii=ne.Of)(o,c,f,p,_,y,x,C,U),Hy=u.dynCall_iiidiiidiiiidiif=(o,c,f,p,_,y,x,C,U,H,K,se,he,ye,ze,Ke)=>(Hy=u.dynCall_iiidiiidiiiidiif=ne.Pf)(o,c,f,p,_,y,x,C,U,H,K,se,he,ye,ze,Ke),Gy=u.dynCall_dddd=(o,c,f,p)=>(Gy=u.dynCall_dddd=ne.Qf)(o,c,f,p),Vy=u.dynCall_iidiiii=(o,c,f,p,_,y,x)=>(Vy=u.dynCall_iidiiii=ne.Rf)(o,c,f,p,_,y,x),Wy=u.dynCall_iiiddii=(o,c,f,p,_,y,x)=>(Wy=u.dynCall_iiiddii=ne.Sf)(o,c,f,p,_,y,x),jy=u.dynCall_iiiiiiiidi=(o,c,f,p,_,y,x,C,U,H)=>(jy=u.dynCall_iiiiiiiidi=ne.Tf)(o,c,f,p,_,y,x,C,U,H),Xy=u.dynCall_iiiddi=(o,c,f,p,_,y)=>(Xy=u.dynCall_iiiddi=ne.Uf)(o,c,f,p,_,y),Yy=u.dynCall_iiidd=(o,c,f,p,_)=>(Yy=u.dynCall_iiidd=ne.Vf)(o,c,f,p,_);u.dynCall_iiiif=(o,c,f,p,_)=>(u.dynCall_iiiif=ne.Wf)(o,c,f,p,_);var 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${r.default}`);return null}})}const Cz=!1;class Rz{constructor(e,t){this.basename=e,this.config=t,this.allPaths=t.paths,this.textures=[],this.loader=new Xh,this.tgaLoader=new uz,this.exrLoader=new eT;let r=new URLSearchParams(window.location.search).get("file");if(r){let s=r.lastIndexOf("/");s>=0&&(r=r.substring(0,s)),this.baseUrl=r}}getTexture(e){if(this.textures[e])return this.textures[e];let t,i;if(this.textures[e]=new Promise((a,l)=>{t=a,i=l}),!e)return Promise.reject(new Error("Empty resource path for file: "+e+" at "+this.basename));let r,s=e.toLowerCase();return s.indexOf(".png")>=s.length-5?r="image/png":s.indexOf(".jpg")>=s.length-5||s.indexOf(".jpeg")>=s.length-5?r="image/jpeg":s.indexOf(".exr")>=s.length-4?(console.warn("EXR textures are not fully supported yet",e),r="image/x-exr"):s.indexOf(".tga")>=s.length-4?(console.warn("TGA textures are not fully supported yet",e),r="image/tga"):console.error("Error when loading texture: unknown filetype",e),this.config.driver().getFile(e,async a=>{let l=this.loader;r==="image/tga"?l=this.tgaLoader:r==="image/x-exr"&&(l=this.exrLoader);const d=this.baseUrl;function h(m){let u;if(m){let g=new Blob([m.slice(0)],{type:r});u=URL.createObjectURL(g)}else d?u=d+"/"+e:u=e;l.load(u,g=>{g.name=e,t(g)},void 0,g=>{i(g)})}if(!a)if(d)console.log("File not found in filesystem, trying to fetch",e);else{i(new Error("Unknown file: "+e));return}h(a)}),this.textures[e]}}class Pz{constructor(e,t){this._geometry=new On,this._id=e,this._interface=t,this._points=void 0,this._normals=void 0,this._colors=void 0,this._uvs=void 0,this._indices=void 0,this._materials=[];let i=new qi({side:Si,color:new Je(11842740)});this._materials.push(i),this._mesh=new wn(this._geometry,i),this._mesh.castShadow=!0,this._mesh.receiveShadow=!0;let r=e,s=r.lastIndexOf("/");s>=0&&(r=r.substring(s+1)),this._mesh.name=r,t.config.usdRoot.add(this._mesh)}updateOrder(e,t,i=3){if(e&&this._indices){let r=[];for(let s=0;s<this._indices.length;s++){let a=this._indices[s];for(let l=0;l<i;++l)r.push(e[i*a+l])}this._geometry.setAttribute(t,new nn(r,i))}}updateIndices(e){this._indices=[];for(let t=0;t<e.length;t++)this._indices.push(e[t]);this.updateOrder(this._points,"position"),this.updateOrder(this._normals,"normal"),this._colors&&this.updateOrder(this._colors,"color"),this._uvs&&(this.updateOrder(this._uvs,"uv",2),this._geometry.attributes.uv2=this._geometry.attributes.uv)}setTransform(e){this._mesh.matrix.set(...e),this._mesh.matrix.transpose(),this._mesh.matrixAutoUpdate=!1}updateNormals(e){this._geometry.hasAttribute("normal")||(this._normals=e.slice(0),this.updateOrder(this._normals,"normal"))}setNormals(e,t){t==="facevarying"?this._geometry.setAttribute("normal",new nn(e,3)):t==="vertex"&&(this._normals=e.slice(0),this.updateOrder(this._normals,"normal"))}setMaterial(e){this._interface.materials[e]?this._mesh.material=this._interface.materials[e]._material:console.error("Material not found",e,this._interface.materials)}setGeomSubsetMaterial(e){for(let t=0;t<e.length;t++){const i=e[t];this._interface.materials[i.materialId]&&(this._materials.push(this._interface.materials[i.materialId]._material),this._geometry.addGroup(i.start,i.length,t+1))}this._mesh=new wn(this._geometry,this._materials),this._interface.config.usdRoot.add(this._mesh)}setDisplayColor(e,t){let i=!1;this._mesh.material===Jl&&(this._mesh.material=this._mesh.material.clone(),i=!0),this._colors=null,t==="constant"?this._mesh.material.color=new Je().fromArray(e):t==="vertex"?(this._mesh.material.vertexColors=!0,i&&(this._mesh.material.color=new Je(16777215)),this._colors=e.slice(0),this.updateOrder(this._colors,"color")):Is.has(t)?Is.set(t,Is.get(t)+1):(Is.set(t,1),console.warn(`Unsupported displayColor interpolation type '${t}'.`))}setUV(e,t,i){this._uvs=null,i==="facevarying"?this._geometry.setAttribute("uv",new nn(e,t)):i==="vertex"&&(this._uvs=e.slice(0),this.updateOrder(this._uvs,"uv",2)),this._geometry.hasAttribute("uv")&&(this._geometry.attributes.uv2=this._geometry.attributes.uv)}updatePrimvar(e,t,i,r){if(e&&e!=="points")switch(e.startsWith("st")&&(e="uv"),e){case"displayColor":this.setDisplayColor(t,r);break;case"uv":case"UVMap":case"uvmap":case"uv0":case"UVW":case"uvw":case"map1":this.setUV(t,i,r);break;case"normals":this.setNormals(t,r);break;default:Is.has(e)?Is.set(e,Is.get(e)+1):(Is.set(e,1),console.warn("Unsupported primvar: ",e))}}updatePoints(e){this._points=e.slice(0),this.updateOrder(this._points,"position")}commit(){}}let Is=new Map,Jl;const Li=class Li{constructor(e,t){this._id=e,this._nodes={},this._interface=t,Jl||(Jl=new qi({side:Si,color:new Je(16722327),name:"DefaultMaterial"})),this._material=Jl}updateNode(e,t,i){this._nodes[t]=i}convertWrap(e){if(e===void 0)return Vr;const t={repeat:1e3,clamp:1001,mirror:1002};return t[e]?t[e]:Vr}assignTexture(e,t){return new Promise((i,r)=>{var a;const s=Li.usdPreviewToMeshPhysicalTextureMap[t];if(s===void 0){console.warn(`Unsupported material texture parameter '${t}'.`),i();return}if(e[t]&&e[t].nodeIn){const l=e[t].nodeIn;l.resolvedPath||console.warn("Texture node has no file!",l);const d=(a=l.resolvedPath)==null?void 0:a.replace("./",""),h=e[t].inputName;Object.keys(this._nodes).find(m=>this._nodes[m]===e),this._interface.registry.getTexture(d).then(m=>{var v,w,T,M;if(this._material||(console.error("Material not set when trying to assign texture, this is likely a bug"),i()),s==="alphaMap"){l.file===((w=(v=e.diffuseColor)==null?void 0:v.nodeIn)==null?void 0:w.file)&&h==="a"?this._material.map.format=Vn:console.warn("Separate alpha channel is currently not supported.",l.file,(M=(T=e.diffuseColor)==null?void 0:T.nodeIn)==null?void 0:M.file,h),this._material.alphaClip||(this._material.transparent=!0),this._material.needsUpdate=!0,i();return}else if(s==="metalnessMap")this._material.metalness=1;else if(s==="roughnessMap")this._material.roughness=1;else if(s==="emissiveMap")this._material.emissive=new Je(16777215);else if(!Li.channelMap[h]){console.warn(`Unsupported texture channel '${h}'!`),i();return}const u=m.clone();let g="rgba";if(s=="roughnessMap"&&h!="g"&&(g="0"+h+"11"),s=="metalnessMap"&&h!="b"&&(g="01"+h+"1"),s=="occlusionMap"&&h!="r"&&(g=h+"111"),s=="opacityMap"&&h!="a"&&(g=h+h+h+h),u.colorSpace=Li.usdPreviewToColorSpaceMap[t]||Sn,g!="rgba"&&(u.image=Li._swizzleImageChannels(u.image,g)),u.format=Li.channelMap[h],u.needsUpdate=!0,l.st&&l.st.nodeIn){const b=l.st.nodeIn,A=b.rotation?b.rotation/180*Math.PI:0,E=b.translation?new et(b.translation[0],b.translation[1]):new et(0,0),P=b.scale?new et(b.scale[0],b.scale[1]):new et(1,1),G=Math.sin(A),O=Math.cos(A);E.y=E.y-(1-O)*P.y,E.x=E.x-G*P.x,u.repeat.set(P.x,P.y),u.offset.set(E.x,E.y),u.rotation=A}u.wrapS=this.convertWrap(l.wrapS),u.wrapT=this.convertWrap(l.wrapT),this._material[s]=u,this._material.needsUpdate=!0,i()}).catch(m=>{console.warn("Error when loading texture",m),i()})}else{this._material[s]=void 0,i();return}})}static SRGBToLinear(e){return e<.04045?e*.0773993808:Math.pow(e*.9478672986+.0521327014,2.4)}static LinearToSRGB(e){return e<.0031308?e*12.92:1.055*Math.pow(e,.41666)-.055}static _swizzleImageChannels(e,t){if(typeof HTMLImageElement<"u"&&e instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&e instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&e instanceof ImageBitmap){const i=document.createElementNS("http://www.w3.org/1999/xhtml","canvas");i.width=e.width,i.height=e.height;const r=i.getContext("2d");r.drawImage(e,0,0,e.width,e.height);const s=r.getImageData(0,0,e.width,e.height),a=s.data,l={r:0,g:1,b:2,a:3,x:0,y:1,z:2,w:3,0:4,1:5,"-":-1},d=[4,4,4,4];for(let m=0;m<t.length;m++)d[m]=l[t[m]];const h=a.slice(0);for(let m=0;m<a.length;m+=4){h[0]=a[m],h[1]=a[m+1],h[2]=a[m+2],h[3]=a[m+3],h[4]=0,h[5]=1;const u=d[0],g=d[1],v=d[2],w=d[3];u!==-1&&(a[m]=h[u]),g!==-1&&(a[m+1]=h[g]),v!==-1&&(a[m+2]=h[v]),w!==-1&&(a[m+3]=h[w])}return r.putImageData(s,0,0),i}else if(e.data){const i=e.data.slice(0);for(let r=0;r<i.length;r++)i instanceof Uint8Array||i instanceof Uint8ClampedArray?i[r]=Math.floor(this.SRGBToLinear(i[r]/255)*255):i[r]=this.SRGBToLinear(i[r]);return{data:i,width:e.width,height:e.height}}else return console.warn("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}assignProperty(e,t){const i=Li.usdPreviewToMeshPhysicalMap[t];if(i===void 0){console.warn(`Unsupported material parameter '${t}'.`);return}e[t]!==void 0&&!e[t].nodeIn&&(Array.isArray(e[t])?this._material[i]=new Je().fromArray(e[t]):(this._material[i]=e[t],i==="opacity"&&e[t]<1&&(this._material.transparent=!0),t=="opacityThreshold"&&e[t]>0&&(this._material.transparent=!1,this._material.alphaClip=!0)))}async updateFinished(e,t){for(let d of t)d.nodeIn=this._nodes[d.inputId],d.nodeOut=this._nodes[d.outputId],d.nodeIn[d.inputName]=d,d.nodeOut[d.outputName]=d;let i;for(let d of Object.values(this._nodes))if(d.diffuseColor){i=d;break}if(!i||Cz){this._material=Jl;return}this._material=new qi({}),this._material.side=Si;let r=this._id,s=r.lastIndexOf("/");s>=0&&(r=r.substring(s+1)),this._material.name=r;const a=!!(i.roughness&&i.roughness.nodeIn),l=!!(i.metallic&&i.metallic.nodeIn);i.occlusion&&i.occlusion.nodeIn;{const d=[];for(let h in Li.usdPreviewToMeshPhysicalTextureMap)d.push(this.assignTexture(i,h));await Promise.all(d),a&&!l?(this._material.metalnessMap=this._material.roughnessMap,this._material.metalnessMap?this._material.metalnessMap.needsUpdate=!0:console.error("Something went wrong with the texture promise; haveRoughnessMap is true but no roughnessMap was loaded.")):l&&!a?(this._material.roughnessMap=this._material.metalnessMap,this._material.roughnessMap?this._material.roughnessMap.needsUpdate=!0:console.error("Something went wrong with the texture promise; haveMetalnessMap is true but no metalnessMap was loaded.")):l&&a&&console.warn("TODO: [Three USD] separate metalness and roughness textures need to be merged")}for(let d in Li.usdPreviewToMeshPhysicalMap)this.assignProperty(i,d)}};Ve(Li,"usdPreviewToMeshPhysicalTextureMap",{diffuseColor:"map",clearcoat:"clearcoatMap",clearcoatRoughness:"clearcoatRoughnessMap",emissiveColor:"emissiveMap",occlusion:"aoMap",roughness:"roughnessMap",metallic:"metalnessMap",normal:"normalMap",opacity:"alphaMap"}),Ve(Li,"usdPreviewToColorSpaceMap",{diffuseColor:on,emissiveColor:on,opacity:on}),Ve(Li,"channelMap",{r:Vn,g:Vn,b:Vn,rgb:Vn,rgba:Vn}),Ve(Li,"usdPreviewToMeshPhysicalMap",{clearcoat:"clearcoat",clearcoatRoughness:"clearcoatRoughness",diffuseColor:"color",emissiveColor:"emissive",ior:"ior",metallic:"metalness",opacity:"opacity",roughness:"roughness",opacityThreshold:"alphaTest"});let bg=Li;class Lz{constructor(e,t){this.config=t,this.registry=new Rz(e,t),this.materials={},this.meshes={}}createRPrim(e,t,i){let r=new Pz(t,this);return this.meshes[t]=r,r}createBPrim(e,t){}createSPrim(e,t){if(e==="material"){let i=new bg(t,this);return this.materials[t]=i,i}else return}CommitResources(){for(const e in this.meshes)this.meshes[e].commit()}}function Iz(n){const e=new Uint8Array(n,0,16);return e[0]==80&&e[1]==75&&e[2]==3&&e[3]==4?"usdz":e[0]==80&&e[1]==88&&e[2]==82&&e[3]==45&&e[4]==85&&e[5]==83&&e[6]==68&&e[7]==67?"usd":"unknown"}async function Dz(n){if(typeof n.filepath!="string")throw new Error("Filepath must be a string");let e=n.filepath,t=n.buffer;t||(t=await(await fetch(e)).arrayBuffer()),e=e.replaceAll(/\\/g,"/").replaceAll("/","_");const i=Iz(t),r=e.split(".").pop();return r!=="usdz"&&r!=="usd"&&r!=="usda"?i==="usdz"||i==="usd"||i==="usda"?e+="."+i:(console.warn("Unknown file format - assuming .usdz"),e+=".usdz"):i!==r&&console.warn("File extension does not match file format",{ext:r,format:i}),n.USD.FS_createDataFile("",e,new Uint8Array(t),!0,!0,!0),e}async function kz(n){const e=n.debug||!1;n.USD.debug=e,e&&console.log("USD",n.USD),await n.USD.ready.catch(console.error);const{usdz:t,buffer:i,USD:r}=n,s=await Dz({USD:r,filepath:t,buffer:i});let a=null;const l={usdRoot:n.scene,paths:new Array,driver:()=>a},d=new Lz(s,l);a=new n.USD.HdWebSyncDriver(d,s),a instanceof Promise&&(a=await a);const h=a;e&&console.log("DRIVER",h);let m=h.GetStage();h.Draw();let u=0;return e&&console.log("STAGE",m),{driver:a,update:g=>{if(h.isDeleted()){e&&(n["debug:delete"]===void 0&&console.error("Called update for three hydra after it was deleted!"),n["debug:delete"]=!0);return}u+=g;let v=u*m.GetTimeCodesPerSecond();v=v%(m.GetEndTimeCode()-m.GetStartTimeCode()),h.SetTime(v),h.Draw()},dispose:()=>{e&&console.warn("Disposing Three Hydra"),a=null,n.USD.FS_unlink(s),h.delete(),e&&console.warn("Disposed Three Hydra")}}}class Fz extends Nn{constructor(){super(...arguments);Ve(this,"extension",["usdz"])}load({url:t,onLoad:i}){Az({mainScriptUrlOrBlob:"/extensions/ComfyUI-Rodin/threeVisualizer/external/emHdBindings.js"}).then(async r=>{const s=t,a=new kc;await kz({USD:r,usdz:s,scene:a}).catch(l=>{console.error("unsupport usd",l)}),setTimeout(()=>{var d;const l=(d=a.children)==null?void 0:d[0];l.updateMatrix(),i(Nn._setUserData(l))},1e3)})}}class Uz extends sl{constructor(t){super();Ve(this,"_sceneManager",new xz);Ve(this,"_index");this._index=t}async start(){try{await this._init(),await this._prepareScene(),await this._enterScene()}catch(t){console.error(t)}}async _init(){const t=this.viewer;t.addLoader(u4),t.addLoader(W4),t.addLoader(c4),t.addLoader(wz),t.addLoader(Sz),t.addLoader(Mz),t.addLoader(Fz)}async _prepareScene(){const t=this.viewer;this._sceneManager.registerScene("HomeScene",new vz(t,this._index)),await this._sceneManager.prepareScene()}async _enterScene(){this._sceneManager.runScene("HomeScene")}update(t){this._sceneManager.updateScene(t)}onDestroy(){this._sceneManager.clear()}}const Oz="_categorySelection_xm8rv_1",Nz="_dragging_xm8rv_1",Bz="_categoryContent_xm8rv_21",zz="_categoryItem_xm8rv_26",Hz="_bottomSDFPreview_xm8rv_40",Gz="_active_xm8rv_51",Vz="_container_xm8rv_61",Wz={categorySelection:Oz,dragging:Nz,categoryContent:Bz,categoryItem:zz,bottomSDFPreview:Hz,active:Gz,container:Vz},jz="_loadingContainer_ebap8_42",Xz="_rodinBg_ebap8_50",Yz="_loadingBox_ebap8_55",$z="_loading_ebap8_42",qz="_white_ebap8_75",Kz="_loadingText_ebap8_93",yr={loadingContainer:jz,rodinBg:Xz,loadingBox:Yz,loading:$z,"rotate-loading":"_rotate-loading_ebap8_1",white:qz,loadingText:Kz,"loading-text-opacity":"_loading-text-opacity_ebap8_1"},Zz=({color:n,type:e="defalut"})=>({defalut:an.jsx("div",{className:`${yr.loadingContainer} ${n?yr.white:""}`,children:an.jsxs("div",{className:yr.loadingBox,children:[an.jsx("div",{className:yr.loading}),an.jsx("div",{className:yr.loadingText,children:"Deemos"})]})}),rodin:an.jsx("div",{className:`${yr.loadingContainer} ${yr.rodinBg} 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