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e.flags&256?(e.flags&=-257,r=Rp(Error(ce(422))),$u(t,e,o,r)):e.memoizedState!==null?(e.child=t.child,e.flags|=128,null):(s=r.fallback,i=e.mode,r=vh({mode:"visible",children:r.children},i,0,null),s=ko(s,i,o,null),s.flags|=2,r.return=e,s.return=e,r.sibling=s,e.child=r,e.mode&1&&gl(e,t.child,null,o),e.child.memoizedState=Eg(o),e.memoizedState=bg,s);if(!(e.mode&1))return $u(t,e,o,null);if(i.data==="$!"){if(r=i.nextSibling&&i.nextSibling.dataset,r)var a=r.dgst;return r=a,s=Error(ce(419)),r=Rp(s,r,void 0),$u(t,e,o,r)}if(a=(o&t.childLanes)!==0,Zn||a){if(r=fn,r!==null){switch(o&-o){case 4:i=2;break;case 16:i=8;break;case 64:case 128:case 256:case 512:case 1024:case 2048:case 4096:case 8192:case 16384:case 32768:case 65536:case 131072:case 262144:case 524288:case 1048576:case 2097152:case 4194304:case 8388608:case 16777216:case 33554432:case 67108864:i=32;break;case 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if(t.tag===19)E_(t,n,e);else if(t.child!==null){t.child.return=t,t=t.child;continue}if(t===e)break e;for(;t.sibling===null;){if(t.return===null||t.return===e)break e;t=t.return}t.sibling.return=t.return,t=t.sibling}r&=1}if(Ct(Ft,r),!(e.mode&1))e.memoizedState=null;else switch(i){case"forwards":for(n=e.child,i=null;n!==null;)t=n.alternate,t!==null&&Df(t)===null&&(i=n),n=n.sibling;n=i,n===null?(i=e.child,e.child=null):(i=n.sibling,n.sibling=null),Pp(e,!1,i,n,s);break;case"backwards":for(n=null,i=e.child,e.child=null;i!==null;){if(t=i.alternate,t!==null&&Df(t)===null){e.child=i;break}t=i.sibling,i.sibling=n,n=i,i=t}Pp(e,!0,n,null,s);break;case"together":Pp(e,!1,null,null,void 0);break;default:e.memoizedState=null}return e.child}function Zd(t,e){!(e.mode&1)&&t!==null&&(t.alternate=null,e.alternate=null,e.flags|=2)}function Ji(t,e,n){if(t!==null&&(e.dependencies=t.dependencies),Ho|=e.lanes,!(n&e.childLanes))return null;if(t!==null&&e.child!==t.child)throw Error(ce(153));if(e.child!==null){for(t=e.child,n=Vs(t,t.pendingProps),e.child=n,n.return=e;t.sibling!==null;)t=t.sibling,n=n.sibling=Vs(t,t.pendingProps),n.return=e;n.sibling=null}return e.child}function sN(t,e,n){switch(e.tag){case 3:EE(e),ml();break;case 5:Jb(e);break;case 1:Jn(e.type)&&Tf(e);break;case 4:G0(e,e.stateNode.containerInfo);break;case 10:var r=e.type._context,i=e.memoizedProps.value;Ct(Rf,r._currentValue),r._currentValue=i;break;case 13:if(r=e.memoizedState,r!==null)return r.dehydrated!==null?(Ct(Ft,Ft.current&1),e.flags|=128,null):n&e.child.childLanes?TE(t,e,n):(Ct(Ft,Ft.current&1),t=Ji(t,e,n),t!==null?t.sibling:null);Ct(Ft,Ft.current&1);break;case 19:if(r=(n&e.childLanes)!==0,t.flags&128){if(r)return AE(t,e,n);e.flags|=128}if(i=e.memoizedState,i!==null&&(i.rendering=null,i.tail=null,i.lastEffect=null),Ct(Ft,Ft.current),r)break;return null;case 22:case 23:return e.lanes=0,ME(t,e,n)}return Ji(t,e,n)}var CE,Tg,RE,PE;CE=function(t,e){for(var n=e.child;n!==null;){if(n.tag===5||n.tag===6)t.appendChild(n.stateNode);else if(n.tag!==4&&n.child!==null){n.child.return=n,n=n.child;continue}if(n===e)break;for(;n.sibling===null;){if(n.return===null||n.return===e)return;n=n.return}n.sibling.return=n.return,n=n.sibling}};Tg=function(){};RE=function(t,e,n,r){var i=t.memoizedProps;if(i!==r){t=e.stateNode,Ro(xi.current);var s=null;switch(n){case"input":i=Ym(t,i),r=Ym(t,r),s=[];break;case"select":i=zt({},i,{value:void 0}),r=zt({},r,{value:void 0}),s=[];break;case"textarea":i=Zm(t,i),r=Zm(t,r),s=[];break;default:typeof i.onClick!="function"&&typeof r.onClick=="function"&&(t.onclick=bf)}Jm(n,r);var o;n=null;for(c in i)if(!r.hasOwnProperty(c)&&i.hasOwnProperty(c)&&i[c]!=null)if(c==="style"){var a=i[c];for(o in a)a.hasOwnProperty(o)&&(n||(n={}),n[o]="")}else 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tc(t,e){if(!Ot)switch(t.tailMode){case"hidden":e=t.tail;for(var n=null;e!==null;)e.alternate!==null&&(n=e),e=e.sibling;n===null?t.tail=null:n.sibling=null;break;case"collapsed":n=t.tail;for(var r=null;n!==null;)n.alternate!==null&&(r=n),n=n.sibling;r===null?e||t.tail===null?t.tail=null:t.tail.sibling=null:r.sibling=null}}function bn(t){var e=t.alternate!==null&&t.alternate.child===t.child,n=0,r=0;if(e)for(var i=t.child;i!==null;)n|=i.lanes|i.childLanes,r|=i.subtreeFlags&14680064,r|=i.flags&14680064,i.return=t,i=i.sibling;else for(i=t.child;i!==null;)n|=i.lanes|i.childLanes,r|=i.subtreeFlags,r|=i.flags,i.return=t,i=i.sibling;return t.subtreeFlags|=r,t.childLanes=n,e}function oN(t,e,n){var r=e.pendingProps;switch(F0(e),e.tag){case 2:case 16:case 15:case 0:case 11:case 7:case 8:case 12:case 9:case 14:return bn(e),null;case 1:return Jn(e.type)&&Ef(),bn(e),null;case 3:return r=e.stateNode,vl(),It(Qn),It(Dn),X0(),r.pendingContext&&(r.context=r.pendingContext,r.pendingContext=null),(t===null||t.child===null)&&(Wu(e)?e.flags|=4:t===null||t.memoizedState.isDehydrated&&!(e.flags&256)||(e.flags|=1024,Yr!==null&&(Ig(Yr),Yr=null))),Tg(t,e),bn(e),null;case 5:W0(e);var i=Ro(Yc.current);if(n=e.type,t!==null&&e.stateNode!=null)RE(t,e,n,r,i),t.ref!==e.ref&&(e.flags|=512,e.flags|=2097152);else{if(!r){if(e.stateNode===null)throw Error(ce(166));return bn(e),null}if(t=Ro(xi.current),Wu(e)){r=e.stateNode,n=e.type;var s=e.memoizedProps;switch(r[hi]=e,r[Xc]=s,t=(e.mode&1)!==0,n){case"dialog":Dt("cancel",r),Dt("close",r);break;case"iframe":case"object":case"embed":Dt("load",r);break;case"video":case"audio":for(i=0;i<xc.length;i++)Dt(xc[i],r);break;case"source":Dt("error",r);break;case"img":case"image":case"link":Dt("error",r),Dt("load",r);break;case"details":Dt("toggle",r);break;case"input":Ix(r,s),Dt("invalid",r);break;case"select":r._wrapperState={wasMultiple:!!s.multiple},Dt("invalid",r);break;case"textarea":Ox(r,s),Dt("invalid",r)}Jm(n,s),i=null;for(var o in s)if(s.hasOwnProperty(o)){var a=s[o];o==="children"?typeof a=="string"?r.textContent!==a&&(s.suppressHydrationWarning!==!0&&Gu(r.textContent,a,t),i=["children",a]):typeof 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r.is=="string"?t=o.createElement(n,{is:r.is}):(t=o.createElement(n),n==="select"&&(o=t,r.multiple?o.multiple=!0:r.size&&(o.size=r.size))):t=o.createElementNS(t,n),t[hi]=e,t[Xc]=r,CE(t,e,!1,!1),e.stateNode=t;e:{switch(o=eg(n,r),n){case"dialog":Dt("cancel",t),Dt("close",t),i=r;break;case"iframe":case"object":case"embed":Dt("load",t),i=r;break;case"video":case"audio":for(i=0;i<xc.length;i++)Dt(xc[i],t);i=r;break;case"source":Dt("error",t),i=r;break;case"img":case"image":case"link":Dt("error",t),Dt("load",t),i=r;break;case"details":Dt("toggle",t),i=r;break;case"input":Ix(t,r),i=Ym(t,r),Dt("invalid",t);break;case"option":i=r;break;case"select":t._wrapperState={wasMultiple:!!r.multiple},i=zt({},r,{value:void 0}),Dt("invalid",t);break;case"textarea":Ox(t,r),i=Zm(t,r),Dt("invalid",t);break;default:i=r}Jm(n,i),a=i;for(s in a)if(a.hasOwnProperty(s)){var l=a[s];s==="style"?ab(t,l):s==="dangerouslySetInnerHTML"?(l=l?l.__html:void 0,l!=null&&sb(t,l)):s==="children"?typeof 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Error(ce(166));if(n=Ro(Yc.current),Ro(xi.current),Wu(e)){if(r=e.stateNode,n=e.memoizedProps,r[hi]=e,(s=r.nodeValue!==n)&&(t=pr,t!==null))switch(t.tag){case 3:Gu(r.nodeValue,n,(t.mode&1)!==0);break;case 5:t.memoizedProps.suppressHydrationWarning!==!0&&Gu(r.nodeValue,n,(t.mode&1)!==0)}s&&(e.flags|=4)}else r=(n.nodeType===9?n:n.ownerDocument).createTextNode(r),r[hi]=e,e.stateNode=r}return bn(e),null;case 13:if(It(Ft),r=e.memoizedState,t===null||t.memoizedState!==null&&t.memoizedState.dehydrated!==null){if(Ot&&fr!==null&&e.mode&1&&!(e.flags&128))Yb(),ml(),e.flags|=98560,s=!1;else if(s=Wu(e),r!==null&&r.dehydrated!==null){if(t===null){if(!s)throw Error(ce(318));if(s=e.memoizedState,s=s!==null?s.dehydrated:null,!s)throw Error(ce(317));s[hi]=e}else ml(),!(e.flags&128)&&(e.memoizedState=null),e.flags|=4;bn(e),s=!1}else Yr!==null&&(Ig(Yr),Yr=null),s=!0;if(!s)return e.flags&65536?e:null}return e.flags&128?(e.lanes=n,e):(r=r!==null,r!==(t!==null&&t.memoizedState!==null)&&r&&(e.child.flags|=8192,e.mode&1&&(t===null||Ft.current&1?sn===0&&(sn=3):iy())),e.updateQueue!==null&&(e.flags|=4),bn(e),null);case 4:return vl(),Tg(t,e),t===null&&Gc(e.stateNode.containerInfo),bn(e),null;case 10:return H0(e.type._context),bn(e),null;case 17:return Jn(e.type)&&Ef(),bn(e),null;case 19:if(It(Ft),s=e.memoizedState,s===null)return bn(e),null;if(r=(e.flags&128)!==0,o=s.rendering,o===null)if(r)tc(s,!1);else{if(sn!==0||t!==null&&t.flags&128)for(t=e.child;t!==null;){if(o=Df(t),o!==null){for(e.flags|=128,tc(s,!1),r=o.updateQueue,r!==null&&(e.updateQueue=r,e.flags|=4),e.subtreeFlags=0,r=n,n=e.child;n!==null;)s=n,t=r,s.flags&=14680066,o=s.alternate,o===null?(s.childLanes=0,s.lanes=t,s.child=null,s.subtreeFlags=0,s.memoizedProps=null,s.memoizedState=null,s.updateQueue=null,s.dependencies=null,s.stateNode=null):(s.childLanes=o.childLanes,s.lanes=o.lanes,s.child=o.child,s.subtreeFlags=0,s.deletions=null,s.memoizedProps=o.memoizedProps,s.memoizedState=o.memoizedState,s.updateQueue=o.updateQueue,s.type=o.type,t=o.dependencies,s.dependencies=t===null?null:{lanes:t.lanes,firstContext:t.firstContext}),n=n.sibling;return 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s=n.lanes|n.childLanes;if(KP(t,s),t===fn&&(Jt=fn=null,yn=0),!(n.subtreeFlags&2064)&&!(n.flags&2064)||Ku||(Ku=!0,VE(xf,function(){return Wa(),null})),s=(n.flags&15990)!==0,n.subtreeFlags&15990||s){s=Rr.transition,Rr.transition=null;var o=St;St=1;var a=mt;mt|=4,J0.current=null,cN(t,n),IE(n,t),k2(dg),wf=!!ug,dg=ug=null,t.current=n,uN(n),zP(),mt=a,St=o,Rr.transition=s}else t.current=n;if(Ku&&(Ku=!1,Ls=t,Ff=i),s=t.pendingLanes,s===0&&(Hs=null),VP(n.stateNode),er(t,Yt()),e!==null)for(r=t.onRecoverableError,n=0;n<e.length;n++)i=e[n],r(i.value,{componentStack:i.stack,digest:i.digest});if(Of)throw Of=!1,t=Ng,Ng=null,t;return Ff&1&&t.tag!==0&&Wa(),s=t.pendingLanes,s&1?t===Dg?Dc++:(Dc=0,Dg=t):Dc=0,so(),null}function Wa(){if(Ls!==null){var t=_b(Ff),e=Rr.transition,n=St;try{if(Rr.transition=null,St=16>t?16:t,Ls===null)var r=!1;else{if(t=Ls,Ls=null,Ff=0,mt&6)throw Error(ce(331));var i=mt;for(mt|=4,Ae=t.current;Ae!==null;){var s=Ae,o=s.child;if(Ae.flags&16){var a=s.deletions;if(a!==null){for(var 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 *
 * This source code is licensed under the MIT license found in the
 * LICENSE.md file in the root directory of this source tree.
 *
 * @license MIT
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 *
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 *
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 * LICENSE.md file in the root directory of this source tree.
 *
 * @license MIT
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 * Copyright 2010-2024 Three.js Authors
 * SPDX-License-Identifier: MIT
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Math.acos(rn(r,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const n=this.x-e.x,r=this.y-e.y;return n*n+r*r}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,n){return this.x+=(e.x-this.x)*n,this.y+=(e.y-this.y)*n,this}lerpVectors(e,n,r){return this.x=e.x+(n.x-e.x)*r,this.y=e.y+(n.y-e.y)*r,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e,n=0){return this.x=e[n],this.y=e[n+1],this}toArray(e=[],n=0){return e[n]=this.x,e[n+1]=this.y,e}fromBufferAttribute(e,n){return this.x=e.getX(n),this.y=e.getY(n),this}rotateAround(e,n){const r=Math.cos(n),i=Math.sin(n),s=this.x-e.x,o=this.y-e.y;return this.x=s*r-o*i+e.x,this.y=s*i+o*r+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class Qe{constructor(e,n,r,i,s,o,a,l,c){Qe.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],e!==void 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s[0]=o*v+a*x+l*M,s[3]=o*g+a*_+l*T,s[6]=o*p+a*w+l*b,s[1]=c*v+f*x+u*M,s[4]=c*g+f*_+u*T,s[7]=c*p+f*w+u*b,s[2]=d*v+h*x+m*M,s[5]=d*g+h*_+m*T,s[8]=d*p+h*w+m*b,this}multiplyScalar(e){const n=this.elements;return n[0]*=e,n[3]*=e,n[6]*=e,n[1]*=e,n[4]*=e,n[7]*=e,n[2]*=e,n[5]*=e,n[8]*=e,this}determinant(){const e=this.elements,n=e[0],r=e[1],i=e[2],s=e[3],o=e[4],a=e[5],l=e[6],c=e[7],f=e[8];return n*o*f-n*a*c-r*s*f+r*a*l+i*s*c-i*o*l}invert(){const e=this.elements,n=e[0],r=e[1],i=e[2],s=e[3],o=e[4],a=e[5],l=e[6],c=e[7],f=e[8],u=f*o-a*c,d=a*l-f*s,h=c*s-o*l,m=n*u+r*d+i*h;if(m===0)return this.set(0,0,0,0,0,0,0,0,0);const v=1/m;return e[0]=u*v,e[1]=(i*c-f*r)*v,e[2]=(a*r-i*o)*v,e[3]=d*v,e[4]=(f*n-i*l)*v,e[5]=(i*s-a*n)*v,e[6]=h*v,e[7]=(r*l-c*n)*v,e[8]=(o*n-r*s)*v,this}transpose(){let e;const n=this.elements;return e=n[1],n[1]=n[3],n[3]=e,e=n[2],n[2]=n[6],n[6]=e,e=n[5],n[5]=n[7],n[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const n=this.elements;return e[0]=n[0],e[1]=n[3],e[2]=n[6],e[3]=n[1],e[4]=n[4],e[5]=n[7],e[6]=n[2],e[7]=n[5],e[8]=n[8],this}setUvTransform(e,n,r,i,s,o,a){const l=Math.cos(s),c=Math.sin(s);return this.set(r*l,r*c,-r*(l*o+c*a)+o+e,-i*c,i*l,-i*(-c*o+l*a)+a+n,0,0,1),this}scale(e,n){return this.premultiply(jp.makeScale(e,n)),this}rotate(e){return this.premultiply(jp.makeRotation(-e)),this}translate(e,n){return this.premultiply(jp.makeTranslation(e,n)),this}makeTranslation(e,n){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,n,0,0,1),this}makeRotation(e){const n=Math.cos(e),r=Math.sin(e);return this.set(n,-r,0,r,n,0,0,0,1),this}makeScale(e,n){return this.set(e,0,0,0,n,0,0,0,1),this}equals(e){const n=this.elements,r=e.elements;for(let i=0;i<9;i++)if(n[i]!==r[i])return!1;return!0}fromArray(e,n=0){for(let r=0;r<9;r++)this.elements[r]=e[r+n];return this}toArray(e=[],n=0){const r=this.elements;return e[n]=r[0],e[n+1]=r[1],e[n+2]=r[2],e[n+3]=r[3],e[n+4]=r[4],e[n+5]=r[5],e[n+6]=r[6],e[n+7]=r[7],e[n+8]=r[8],e}clone(){return new this.constructor().fromArray(this.elements)}}const jp=new Qe;function nA(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function lu(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function fF(){const t=lu("canvas");return t.style.display="block",t}const Iw={};function wc(t){t in Iw||(Iw[t]=!0,console.warn(t))}function hF(t,e,n){return new Promise(function(r,i){function s(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:i();break;case t.TIMEOUT_EXPIRED:setTimeout(s,n);break;default:r()}}setTimeout(s,n)})}function pF(t){const e=t.elements;e[2]=.5*e[2]+.5*e[3],e[6]=.5*e[6]+.5*e[7],e[10]=.5*e[10]+.5*e[11],e[14]=.5*e[14]+.5*e[15]}function mF(t){const e=t.elements;e[11]===-1?(e[10]=-e[10]-1,e[14]=-e[14]):(e[10]=-e[10],e[14]=-e[14]+1)}const $e={enabled:!0,workingColorSpace:Ln,spaces:{},convert:function(t,e,n){return this.enabled===!1||e===n||!e||!n||(this.spaces[e].transfer===Mt&&(t.r=Ki(t.r),t.g=Ki(t.g),t.b=Ki(t.b)),this.spaces[e].primaries!==this.spaces[n].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===Mt&&(t.r=Ja(t.r),t.g=Ja(t.g),t.b=Ja(t.b))),t},fromWorkingColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},toWorkingColorSpace:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===Ts?Xh:this.spaces[t].transfer},getLuminanceCoefficients:function(t,e=this.workingColorSpace){return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,n){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(t=this.workingColorSpace){return this.spaces[t].workingColorSpaceConfig.unpackColorSpace}};function Ki(t){return t<.04045?t*.0773993808:Math.pow(t*.9478672986+.0521327014,2.4)}function Ja(t){return t<.0031308?t*12.92:1.055*Math.pow(t,.41666)-.055}const kw=[.64,.33,.3,.6,.15,.06],Ow=[.2126,.7152,.0722],Fw=[.3127,.329],Uw=new Qe().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Bw=new Qe().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);$e.define({[Ln]:{primaries:kw,whitePoint:Fw,transfer:Xh,toXYZ:Uw,fromXYZ:Bw,luminanceCoefficients:Ow,workingColorSpaceConfig:{unpackColorSpace:ft},outputColorSpaceConfig:{drawingBufferColorSpace:ft}},[ft]:{primaries:kw,whitePoint:Fw,transfer:Mt,toXYZ:Uw,fromXYZ:Bw,luminanceCoefficients:Ow,outputColorSpaceConfig:{drawingBufferColorSpace:ft}}});let sa;class gF{static getDataURL(e){if(/^data:/i.test(e.src)||typeof HTMLCanvasElement>"u")return e.src;let n;if(e instanceof HTMLCanvasElement)n=e;else{sa===void 0&&(sa=lu("canvas")),sa.width=e.width,sa.height=e.height;const r=sa.getContext("2d");e instanceof ImageData?r.putImageData(e,0,0):r.drawImage(e,0,0,e.width,e.height),n=sa}return n.width>2048||n.height>2048?(console.warn("THREE.ImageUtils.getDataURL: Image converted to jpg for performance reasons",e),n.toDataURL("image/jpeg",.6)):n.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 n=lu("canvas");n.width=e.width,n.height=e.height;const r=n.getContext("2d");r.drawImage(e,0,0,e.width,e.height);const i=r.getImageData(0,0,e.width,e.height),s=i.data;for(let o=0;o<s.length;o++)s[o]=Ki(s[o]/255)*255;return r.putImageData(i,0,0),n}else if(e.data){const n=e.data.slice(0);for(let r=0;r<n.length;r++)n instanceof Uint8Array||n instanceof Uint8ClampedArray?n[r]=Math.floor(Ki(n[r]/255)*255):n[r]=Ki(n[r]);return{data:n,width:e.width,height:e.height}}else return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let vF=0;class rA{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:vF++}),this.uuid=ei(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){e===!0&&this.version++}toJSON(e){const n=e===void 0||typeof e=="string";if(!n&&e.images[this.uuid]!==void 0)return e.images[this.uuid];const r={uuid:this.uuid,url:""},i=this.data;if(i!==null){let s;if(Array.isArray(i)){s=[];for(let o=0,a=i.length;o<a;o++)i[o].isDataTexture?s.push(Vp(i[o].image)):s.push(Vp(i[o]))}else s=Vp(i);r.url=s}return n||(e.images[this.uuid]=r),r}}function Vp(t){return typeof HTMLImageElement<"u"&&t instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&t instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&t instanceof ImageBitmap?gF.getDataURL(t):t.data?{data:Array.from(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let yF=0;class on extends ta{constructor(e=on.DEFAULT_IMAGE,n=on.DEFAULT_MAPPING,r=vi,i=vi,s=hr,o=Gi,a=Cr,l=rs,c=on.DEFAULT_ANISOTROPY,f=Ts){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:yF++}),this.uuid=ei(),this.name="",this.source=new rA(e),this.mipmaps=[],this.mapping=n,this.channel=0,this.wrapS=r,this.wrapT=i,this.magFilter=s,this.minFilter=o,this.anisotropy=c,this.format=a,this.internalFormat=null,this.type=l,this.offset=new ze(0,0),this.repeat=new ze(1,1),this.center=new ze(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new Qe,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=f,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 n=e===void 0||typeof e=="string";if(!n&&e.textures[this.uuid]!==void 0)return e.textures[this.uuid];const r={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&&(r.userData=this.userData),n||(e.textures[this.uuid]=r),r}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==VT)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case Js:e.x=e.x-Math.floor(e.x);break;case vi:e.x=e.x<0?0:1;break;case Zf: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 Js:e.y=e.y-Math.floor(e.y);break;case vi:e.y=e.y<0?0:1;break;case Zf: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++}}on.DEFAULT_IMAGE=null;on.DEFAULT_MAPPING=VT;on.DEFAULT_ANISOTROPY=1;class ut{constructor(e=0,n=0,r=0,i=1){ut.prototype.isVector4=!0,this.x=e,this.y=n,this.z=r,this.w=i}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,n,r,i){return this.x=e,this.y=n,this.z=r,this.w=i,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,n){switch(e){case 0:this.x=n;break;case 1:this.y=n;break;case 2:this.z=n;break;case 3:this.w=n;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,n){return this.x=e.x+n.x,this.y=e.y+n.y,this.z=e.z+n.z,this.w=e.w+n.w,this}addScaledVector(e,n){return this.x+=e.x*n,this.y+=e.y*n,this.z+=e.z*n,this.w+=e.w*n,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,n){return this.x=e.x-n.x,this.y=e.y-n.y,this.z=e.z-n.z,this.w=e.w-n.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 n=this.x,r=this.y,i=this.z,s=this.w,o=e.elements;return this.x=o[0]*n+o[4]*r+o[8]*i+o[12]*s,this.y=o[1]*n+o[5]*r+o[9]*i+o[13]*s,this.z=o[2]*n+o[6]*r+o[10]*i+o[14]*s,this.w=o[3]*n+o[7]*r+o[11]*i+o[15]*s,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const n=Math.sqrt(1-e.w*e.w);return n<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/n,this.y=e.y/n,this.z=e.z/n),this}setAxisAngleFromRotationMatrix(e){let n,r,i,s;const l=e.elements,c=l[0],f=l[4],u=l[8],d=l[1],h=l[5],m=l[9],v=l[2],g=l[6],p=l[10];if(Math.abs(f-d)<.01&&Math.abs(u-v)<.01&&Math.abs(m-g)<.01){if(Math.abs(f+d)<.1&&Math.abs(u+v)<.1&&Math.abs(m+g)<.1&&Math.abs(c+h+p-3)<.1)return this.set(1,0,0,0),this;n=Math.PI;const _=(c+1)/2,w=(h+1)/2,M=(p+1)/2,T=(f+d)/4,b=(u+v)/4,C=(m+g)/4;return _>w&&_>M?_<.01?(r=0,i=.707106781,s=.707106781):(r=Math.sqrt(_),i=T/r,s=b/r):w>M?w<.01?(r=.707106781,i=0,s=.707106781):(i=Math.sqrt(w),r=T/i,s=C/i):M<.01?(r=.707106781,i=.707106781,s=0):(s=Math.sqrt(M),r=b/s,i=C/s),this.set(r,i,s,n),this}let x=Math.sqrt((g-m)*(g-m)+(u-v)*(u-v)+(d-f)*(d-f));return Math.abs(x)<.001&&(x=1),this.x=(g-m)/x,this.y=(u-v)/x,this.z=(d-f)/x,this.w=Math.acos((c+h+p-1)/2),this}setFromMatrixPosition(e){const n=e.elements;return this.x=n[12],this.y=n[13],this.z=n[14],this.w=n[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,n){return this.x=Math.max(e.x,Math.min(n.x,this.x)),this.y=Math.max(e.y,Math.min(n.y,this.y)),this.z=Math.max(e.z,Math.min(n.z,this.z)),this.w=Math.max(e.w,Math.min(n.w,this.w)),this}clampScalar(e,n){return this.x=Math.max(e,Math.min(n,this.x)),this.y=Math.max(e,Math.min(n,this.y)),this.z=Math.max(e,Math.min(n,this.z)),this.w=Math.max(e,Math.min(n,this.w)),this}clampLength(e,n){const r=this.length();return this.divideScalar(r||1).multiplyScalar(Math.max(e,Math.min(n,r)))}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,n){return this.x+=(e.x-this.x)*n,this.y+=(e.y-this.y)*n,this.z+=(e.z-this.z)*n,this.w+=(e.w-this.w)*n,this}lerpVectors(e,n,r){return this.x=e.x+(n.x-e.x)*r,this.y=e.y+(n.y-e.y)*r,this.z=e.z+(n.z-e.z)*r,this.w=e.w+(n.w-e.w)*r,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,n=0){return this.x=e[n],this.y=e[n+1],this.z=e[n+2],this.w=e[n+3],this}toArray(e=[],n=0){return e[n]=this.x,e[n+1]=this.y,e[n+2]=this.z,e[n+3]=this.w,e}fromBufferAttribute(e,n){return this.x=e.getX(n),this.y=e.getY(n),this.z=e.getZ(n),this.w=e.getW(n),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 xF extends ta{constructor(e=1,n=1,r={}){super(),this.isRenderTarget=!0,this.width=e,this.height=n,this.depth=1,this.scissor=new ut(0,0,e,n),this.scissorTest=!1,this.viewport=new ut(0,0,e,n);const i={width:e,height:n,depth:1};r=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:hr,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},r);const s=new on(i,r.mapping,r.wrapS,r.wrapT,r.magFilter,r.minFilter,r.format,r.type,r.anisotropy,r.colorSpace);s.flipY=!1,s.generateMipmaps=r.generateMipmaps,s.internalFormat=r.internalFormat,this.textures=[];const o=r.count;for(let a=0;a<o;a++)this.textures[a]=s.clone(),this.textures[a].isRenderTargetTexture=!0;this.depthBuffer=r.depthBuffer,this.stencilBuffer=r.stencilBuffer,this.resolveDepthBuffer=r.resolveDepthBuffer,this.resolveStencilBuffer=r.resolveStencilBuffer,this.depthTexture=r.depthTexture,this.samples=r.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}setSize(e,n,r=1){if(this.width!==e||this.height!==n||this.depth!==r){this.width=e,this.height=n,this.depth=r;for(let i=0,s=this.textures.length;i<s;i++)this.textures[i].image.width=e,this.textures[i].image.height=n,this.textures[i].image.depth=r;this.dispose()}this.viewport.set(0,0,e,n),this.scissor.set(0,0,e,n)}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 r=0,i=e.textures.length;r<i;r++)this.textures[r]=e.textures[r].clone(),this.textures[r].isRenderTargetTexture=!0;const n=Object.assign({},e.texture.image);return this.texture.source=new rA(n),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 Wo extends xF{constructor(e=1,n=1,r={}){super(e,n,r),this.isWebGLRenderTarget=!0}}class iA extends on{constructor(e=null,n=1,r=1,i=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:n,height:r,depth:i},this.magFilter=Hn,this.minFilter=Hn,this.wrapR=vi,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class _F extends on{constructor(e=null,n=1,r=1,i=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:n,height:r,depth:i},this.magFilter=Hn,this.minFilter=Hn,this.wrapR=vi,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class nn{constructor(e=0,n=0,r=0,i=1){this.isQuaternion=!0,this._x=e,this._y=n,this._z=r,this._w=i}static slerpFlat(e,n,r,i,s,o,a){let l=r[i+0],c=r[i+1],f=r[i+2],u=r[i+3];const d=s[o+0],h=s[o+1],m=s[o+2],v=s[o+3];if(a===0){e[n+0]=l,e[n+1]=c,e[n+2]=f,e[n+3]=u;return}if(a===1){e[n+0]=d,e[n+1]=h,e[n+2]=m,e[n+3]=v;return}if(u!==v||l!==d||c!==h||f!==m){let g=1-a;const p=l*d+c*h+f*m+u*v,x=p>=0?1:-1,_=1-p*p;if(_>Number.EPSILON){const M=Math.sqrt(_),T=Math.atan2(M,p*x);g=Math.sin(g*T)/M,a=Math.sin(a*T)/M}const w=a*x;if(l=l*g+d*w,c=c*g+h*w,f=f*g+m*w,u=u*g+v*w,g===1-a){const M=1/Math.sqrt(l*l+c*c+f*f+u*u);l*=M,c*=M,f*=M,u*=M}}e[n]=l,e[n+1]=c,e[n+2]=f,e[n+3]=u}static multiplyQuaternionsFlat(e,n,r,i,s,o){const a=r[i],l=r[i+1],c=r[i+2],f=r[i+3],u=s[o],d=s[o+1],h=s[o+2],m=s[o+3];return e[n]=a*m+f*u+l*h-c*d,e[n+1]=l*m+f*d+c*u-a*h,e[n+2]=c*m+f*h+a*d-l*u,e[n+3]=f*m-a*u-l*d-c*h,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,n,r,i){return this._x=e,this._y=n,this._z=r,this._w=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,n=!0){const r=e._x,i=e._y,s=e._z,o=e._order,a=Math.cos,l=Math.sin,c=a(r/2),f=a(i/2),u=a(s/2),d=l(r/2),h=l(i/2),m=l(s/2);switch(o){case"XYZ":this._x=d*f*u+c*h*m,this._y=c*h*u-d*f*m,this._z=c*f*m+d*h*u,this._w=c*f*u-d*h*m;break;case"YXZ":this._x=d*f*u+c*h*m,this._y=c*h*u-d*f*m,this._z=c*f*m-d*h*u,this._w=c*f*u+d*h*m;break;case"ZXY":this._x=d*f*u-c*h*m,this._y=c*h*u+d*f*m,this._z=c*f*m+d*h*u,this._w=c*f*u-d*h*m;break;case"ZYX":this._x=d*f*u-c*h*m,this._y=c*h*u+d*f*m,this._z=c*f*m-d*h*u,this._w=c*f*u+d*h*m;break;case"YZX":this._x=d*f*u+c*h*m,this._y=c*h*u+d*f*m,this._z=c*f*m-d*h*u,this._w=c*f*u-d*h*m;break;case"XZY":this._x=d*f*u-c*h*m,this._y=c*h*u-d*f*m,this._z=c*f*m+d*h*u,this._w=c*f*u+d*h*m;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+o)}return n===!0&&this._onChangeCallback(),this}setFromAxisAngle(e,n){const r=n/2,i=Math.sin(r);return this._x=e.x*i,this._y=e.y*i,this._z=e.z*i,this._w=Math.cos(r),this._onChangeCallback(),this}setFromRotationMatrix(e){const n=e.elements,r=n[0],i=n[4],s=n[8],o=n[1],a=n[5],l=n[9],c=n[2],f=n[6],u=n[10],d=r+a+u;if(d>0){const h=.5/Math.sqrt(d+1);this._w=.25/h,this._x=(f-l)*h,this._y=(s-c)*h,this._z=(o-i)*h}else if(r>a&&r>u){const h=2*Math.sqrt(1+r-a-u);this._w=(f-l)/h,this._x=.25*h,this._y=(i+o)/h,this._z=(s+c)/h}else if(a>u){const h=2*Math.sqrt(1+a-r-u);this._w=(s-c)/h,this._x=(i+o)/h,this._y=.25*h,this._z=(l+f)/h}else{const h=2*Math.sqrt(1+u-r-a);this._w=(o-i)/h,this._x=(s+c)/h,this._y=(l+f)/h,this._z=.25*h}return this._onChangeCallback(),this}setFromUnitVectors(e,n){let r=e.dot(n)+1;return r<Number.EPSILON?(r=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=r):(this._x=0,this._y=-e.z,this._z=e.y,this._w=r)):(this._x=e.y*n.z-e.z*n.y,this._y=e.z*n.x-e.x*n.z,this._z=e.x*n.y-e.y*n.x,this._w=r),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(rn(this.dot(e),-1,1)))}rotateTowards(e,n){const r=this.angleTo(e);if(r===0)return this;const i=Math.min(1,n/r);return this.slerp(e,i),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 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,n){const r=e._x,i=e._y,s=e._z,o=e._w,a=n._x,l=n._y,c=n._z,f=n._w;return this._x=r*f+o*a+i*c-s*l,this._y=i*f+o*l+s*a-r*c,this._z=s*f+o*c+r*l-i*a,this._w=o*f-r*a-i*l-s*c,this._onChangeCallback(),this}slerp(e,n){if(n===0)return this;if(n===1)return this.copy(e);const r=this._x,i=this._y,s=this._z,o=this._w;let a=o*e._w+r*e._x+i*e._y+s*e._z;if(a<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,a=-a):this.copy(e),a>=1)return this._w=o,this._x=r,this._y=i,this._z=s,this;const l=1-a*a;if(l<=Number.EPSILON){const h=1-n;return this._w=h*o+n*this._w,this._x=h*r+n*this._x,this._y=h*i+n*this._y,this._z=h*s+n*this._z,this.normalize(),this}const c=Math.sqrt(l),f=Math.atan2(c,a),u=Math.sin((1-n)*f)/c,d=Math.sin(n*f)/c;return this._w=o*u+this._w*d,this._x=r*u+this._x*d,this._y=i*u+this._y*d,this._z=s*u+this._z*d,this._onChangeCallback(),this}slerpQuaternions(e,n,r){return this.copy(e).slerp(n,r)}random(){const e=2*Math.PI*Math.random(),n=2*Math.PI*Math.random(),r=Math.random(),i=Math.sqrt(1-r),s=Math.sqrt(r);return this.set(i*Math.sin(e),i*Math.cos(e),s*Math.sin(n),s*Math.cos(n))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,n=0){return this._x=e[n],this._y=e[n+1],this._z=e[n+2],this._w=e[n+3],this._onChangeCallback(),this}toArray(e=[],n=0){return e[n]=this._x,e[n+1]=this._y,e[n+2]=this._z,e[n+3]=this._w,e}fromBufferAttribute(e,n){return this._x=e.getX(n),this._y=e.getY(n),this._z=e.getZ(n),this._w=e.getW(n),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 k{constructor(e=0,n=0,r=0){k.prototype.isVector3=!0,this.x=e,this.y=n,this.z=r}set(e,n,r){return r===void 0&&(r=this.z),this.x=e,this.y=n,this.z=r,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,n){switch(e){case 0:this.x=n;break;case 1:this.y=n;break;case 2:this.z=n;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,n){return this.x=e.x+n.x,this.y=e.y+n.y,this.z=e.z+n.z,this}addScaledVector(e,n){return this.x+=e.x*n,this.y+=e.y*n,this.z+=e.z*n,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,n){return this.x=e.x-n.x,this.y=e.y-n.y,this.z=e.z-n.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,n){return this.x=e.x*n.x,this.y=e.y*n.y,this.z=e.z*n.z,this}applyEuler(e){return this.applyQuaternion(zw.setFromEuler(e))}applyAxisAngle(e,n){return this.applyQuaternion(zw.setFromAxisAngle(e,n))}applyMatrix3(e){const n=this.x,r=this.y,i=this.z,s=e.elements;return this.x=s[0]*n+s[3]*r+s[6]*i,this.y=s[1]*n+s[4]*r+s[7]*i,this.z=s[2]*n+s[5]*r+s[8]*i,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const n=this.x,r=this.y,i=this.z,s=e.elements,o=1/(s[3]*n+s[7]*r+s[11]*i+s[15]);return this.x=(s[0]*n+s[4]*r+s[8]*i+s[12])*o,this.y=(s[1]*n+s[5]*r+s[9]*i+s[13])*o,this.z=(s[2]*n+s[6]*r+s[10]*i+s[14])*o,this}applyQuaternion(e){const n=this.x,r=this.y,i=this.z,s=e.x,o=e.y,a=e.z,l=e.w,c=2*(o*i-a*r),f=2*(a*n-s*i),u=2*(s*r-o*n);return this.x=n+l*c+o*u-a*f,this.y=r+l*f+a*c-s*u,this.z=i+l*u+s*f-o*c,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const n=this.x,r=this.y,i=this.z,s=e.elements;return this.x=s[0]*n+s[4]*r+s[8]*i,this.y=s[1]*n+s[5]*r+s[9]*i,this.z=s[2]*n+s[6]*r+s[10]*i,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,n){return this.x=Math.max(e.x,Math.min(n.x,this.x)),this.y=Math.max(e.y,Math.min(n.y,this.y)),this.z=Math.max(e.z,Math.min(n.z,this.z)),this}clampScalar(e,n){return this.x=Math.max(e,Math.min(n,this.x)),this.y=Math.max(e,Math.min(n,this.y)),this.z=Math.max(e,Math.min(n,this.z)),this}clampLength(e,n){const r=this.length();return this.divideScalar(r||1).multiplyScalar(Math.max(e,Math.min(n,r)))}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,n){return this.x+=(e.x-this.x)*n,this.y+=(e.y-this.y)*n,this.z+=(e.z-this.z)*n,this}lerpVectors(e,n,r){return this.x=e.x+(n.x-e.x)*r,this.y=e.y+(n.y-e.y)*r,this.z=e.z+(n.z-e.z)*r,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,n){const r=e.x,i=e.y,s=e.z,o=n.x,a=n.y,l=n.z;return this.x=i*l-s*a,this.y=s*o-r*l,this.z=r*a-i*o,this}projectOnVector(e){const n=e.lengthSq();if(n===0)return this.set(0,0,0);const r=e.dot(this)/n;return this.copy(e).multiplyScalar(r)}projectOnPlane(e){return Gp.copy(this).projectOnVector(e),this.sub(Gp)}reflect(e){return this.sub(Gp.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const n=Math.sqrt(this.lengthSq()*e.lengthSq());if(n===0)return Math.PI/2;const r=this.dot(e)/n;return Math.acos(rn(r,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const n=this.x-e.x,r=this.y-e.y,i=this.z-e.z;return n*n+r*r+i*i}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,n,r){const i=Math.sin(n)*e;return this.x=i*Math.sin(r),this.y=Math.cos(n)*e,this.z=i*Math.cos(r),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,n,r){return this.x=e*Math.sin(n),this.y=r,this.z=e*Math.cos(n),this}setFromMatrixPosition(e){const n=e.elements;return this.x=n[12],this.y=n[13],this.z=n[14],this}setFromMatrixScale(e){const n=this.setFromMatrixColumn(e,0).length(),r=this.setFromMatrixColumn(e,1).length(),i=this.setFromMatrixColumn(e,2).length();return this.x=n,this.y=r,this.z=i,this}setFromMatrixColumn(e,n){return this.fromArray(e.elements,n*4)}setFromMatrix3Column(e,n){return this.fromArray(e.elements,n*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,n=0){return this.x=e[n],this.y=e[n+1],this.z=e[n+2],this}toArray(e=[],n=0){return e[n]=this.x,e[n+1]=this.y,e[n+2]=this.z,e}fromBufferAttribute(e,n){return this.x=e.getX(n),this.y=e.getY(n),this.z=e.getZ(n),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,n=Math.random()*2-1,r=Math.sqrt(1-n*n);return this.x=r*Math.cos(e),this.y=n,this.z=r*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Gp=new k,zw=new nn;class Gt{constructor(e=new k(1/0,1/0,1/0),n=new k(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=n}set(e,n){return this.min.copy(e),this.max.copy(n),this}setFromArray(e){this.makeEmpty();for(let n=0,r=e.length;n<r;n+=3)this.expandByPoint(Ur.fromArray(e,n));return this}setFromBufferAttribute(e){this.makeEmpty();for(let n=0,r=e.count;n<r;n++)this.expandByPoint(Ur.fromBufferAttribute(e,n));return this}setFromPoints(e){this.makeEmpty();for(let n=0,r=e.length;n<r;n++)this.expandByPoint(e[n]);return this}setFromCenterAndSize(e,n){const r=Ur.copy(n).multiplyScalar(.5);return this.min.copy(e).sub(r),this.max.copy(e).add(r),this}setFromObject(e,n=!1){return this.makeEmpty(),this.expandByObject(e,n)}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,n=!1){e.updateWorldMatrix(!1,!1);const r=e.geometry;if(r!==void 0){const s=r.getAttribute("position");if(n===!0&&s!==void 0&&e.isInstancedMesh!==!0)for(let o=0,a=s.count;o<a;o++)e.isMesh===!0?e.getVertexPosition(o,Ur):Ur.fromBufferAttribute(s,o),Ur.applyMatrix4(e.matrixWorld),this.expandByPoint(Ur);else e.boundingBox!==void 0?(e.boundingBox===null&&e.computeBoundingBox(),rd.copy(e.boundingBox)):(r.boundingBox===null&&r.computeBoundingBox(),rd.copy(r.boundingBox)),rd.applyMatrix4(e.matrixWorld),this.union(rd)}const i=e.children;for(let s=0,o=i.length;s<o;s++)this.expandByObject(i[s],n);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,n){return n.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,Ur),Ur.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let n,r;return e.normal.x>0?(n=e.normal.x*this.min.x,r=e.normal.x*this.max.x):(n=e.normal.x*this.max.x,r=e.normal.x*this.min.x),e.normal.y>0?(n+=e.normal.y*this.min.y,r+=e.normal.y*this.max.y):(n+=e.normal.y*this.max.y,r+=e.normal.y*this.min.y),e.normal.z>0?(n+=e.normal.z*this.min.z,r+=e.normal.z*this.max.z):(n+=e.normal.z*this.max.z,r+=e.normal.z*this.min.z),n<=-e.constant&&r>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(sc),id.subVectors(this.max,sc),oa.subVectors(e.a,sc),aa.subVectors(e.b,sc),la.subVectors(e.c,sc),us.subVectors(aa,oa),ds.subVectors(la,aa),fo.subVectors(oa,la);let n=[0,-us.z,us.y,0,-ds.z,ds.y,0,-fo.z,fo.y,us.z,0,-us.x,ds.z,0,-ds.x,fo.z,0,-fo.x,-us.y,us.x,0,-ds.y,ds.x,0,-fo.y,fo.x,0];return!Wp(n,oa,aa,la,id)||(n=[1,0,0,0,1,0,0,0,1],!Wp(n,oa,aa,la,id))?!1:(sd.crossVectors(us,ds),n=[sd.x,sd.y,sd.z],Wp(n,oa,aa,la,id))}clampPoint(e,n){return n.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Ur).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=this.getSize(Ur).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:(Pi[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Pi[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Pi[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Pi[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Pi[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Pi[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Pi[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Pi[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Pi),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 Pi=[new k,new k,new k,new k,new k,new k,new k,new k],Ur=new k,rd=new Gt,oa=new k,aa=new k,la=new k,us=new k,ds=new k,fo=new k,sc=new k,id=new k,sd=new k,ho=new k;function Wp(t,e,n,r,i){for(let s=0,o=t.length-3;s<=o;s+=3){ho.fromArray(t,s);const a=i.x*Math.abs(ho.x)+i.y*Math.abs(ho.y)+i.z*Math.abs(ho.z),l=e.dot(ho),c=n.dot(ho),f=r.dot(ho);if(Math.max(-Math.max(l,c,f),Math.min(l,c,f))>a)return!1}return!0}const wF=new Gt,oc=new k,Xp=new k;class bi{constructor(e=new k,n=-1){this.isSphere=!0,this.center=e,this.radius=n}set(e,n){return this.center.copy(e),this.radius=n,this}setFromPoints(e,n){const r=this.center;n!==void 0?r.copy(n):wF.setFromPoints(e).getCenter(r);let i=0;for(let s=0,o=e.length;s<o;s++)i=Math.max(i,r.distanceToSquared(e[s]));return this.radius=Math.sqrt(i),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 n=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=n*n}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,n){const r=this.center.distanceToSquared(e);return n.copy(e),r>this.radius*this.radius&&(n.sub(this.center).normalize(),n.multiplyScalar(this.radius).add(this.center)),n}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;oc.subVectors(e,this.center);const n=oc.lengthSq();if(n>this.radius*this.radius){const r=Math.sqrt(n),i=(r-this.radius)*.5;this.center.addScaledVector(oc,i/r),this.radius+=i}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):(Xp.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(oc.copy(e.center).add(Xp)),this.expandByPoint(oc.copy(e.center).sub(Xp))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return new this.constructor().copy(this)}}const Ni=new k,$p=new k,od=new k,fs=new k,Yp=new k,ad=new k,Kp=new k;class zl{constructor(e=new k,n=new k(0,0,-1)){this.origin=e,this.direction=n}set(e,n){return this.origin.copy(e),this.direction.copy(n),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,n){return n.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Ni)),this}closestPointToPoint(e,n){n.subVectors(e,this.origin);const r=n.dot(this.direction);return r<0?n.copy(this.origin):n.copy(this.origin).addScaledVector(this.direction,r)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const n=Ni.subVectors(e,this.origin).dot(this.direction);return n<0?this.origin.distanceToSquared(e):(Ni.copy(this.origin).addScaledVector(this.direction,n),Ni.distanceToSquared(e))}distanceSqToSegment(e,n,r,i){$p.copy(e).add(n).multiplyScalar(.5),od.copy(n).sub(e).normalize(),fs.copy(this.origin).sub($p);const s=e.distanceTo(n)*.5,o=-this.direction.dot(od),a=fs.dot(this.direction),l=-fs.dot(od),c=fs.lengthSq(),f=Math.abs(1-o*o);let u,d,h,m;if(f>0)if(u=o*l-a,d=o*a-l,m=s*f,u>=0)if(d>=-m)if(d<=m){const v=1/f;u*=v,d*=v,h=u*(u+o*d+2*a)+d*(o*u+d+2*l)+c}else d=s,u=Math.max(0,-(o*d+a)),h=-u*u+d*(d+2*l)+c;else d=-s,u=Math.max(0,-(o*d+a)),h=-u*u+d*(d+2*l)+c;else d<=-m?(u=Math.max(0,-(-o*s+a)),d=u>0?-s:Math.min(Math.max(-s,-l),s),h=-u*u+d*(d+2*l)+c):d<=m?(u=0,d=Math.min(Math.max(-s,-l),s),h=d*(d+2*l)+c):(u=Math.max(0,-(o*s+a)),d=u>0?s:Math.min(Math.max(-s,-l),s),h=-u*u+d*(d+2*l)+c);else d=o>0?-s:s,u=Math.max(0,-(o*d+a)),h=-u*u+d*(d+2*l)+c;return r&&r.copy(this.origin).addScaledVector(this.direction,u),i&&i.copy($p).addScaledVector(od,d),h}intersectSphere(e,n){Ni.subVectors(e.center,this.origin);const r=Ni.dot(this.direction),i=Ni.dot(Ni)-r*r,s=e.radius*e.radius;if(i>s)return null;const o=Math.sqrt(s-i),a=r-o,l=r+o;return l<0?null:a<0?this.at(l,n):this.at(a,n)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const n=e.normal.dot(this.direction);if(n===0)return e.distanceToPoint(this.origin)===0?0:null;const r=-(this.origin.dot(e.normal)+e.constant)/n;return r>=0?r:null}intersectPlane(e,n){const r=this.distanceToPlane(e);return r===null?null:this.at(r,n)}intersectsPlane(e){const n=e.distanceToPoint(this.origin);return n===0||e.normal.dot(this.direction)*n<0}intersectBox(e,n){let r,i,s,o,a,l;const c=1/this.direction.x,f=1/this.direction.y,u=1/this.direction.z,d=this.origin;return c>=0?(r=(e.min.x-d.x)*c,i=(e.max.x-d.x)*c):(r=(e.max.x-d.x)*c,i=(e.min.x-d.x)*c),f>=0?(s=(e.min.y-d.y)*f,o=(e.max.y-d.y)*f):(s=(e.max.y-d.y)*f,o=(e.min.y-d.y)*f),r>o||s>i||((s>r||isNaN(r))&&(r=s),(o<i||isNaN(i))&&(i=o),u>=0?(a=(e.min.z-d.z)*u,l=(e.max.z-d.z)*u):(a=(e.max.z-d.z)*u,l=(e.min.z-d.z)*u),r>l||a>i)||((a>r||r!==r)&&(r=a),(l<i||i!==i)&&(i=l),i<0)?null:this.at(r>=0?r:i,n)}intersectsBox(e){return this.intersectBox(e,Ni)!==null}intersectTriangle(e,n,r,i,s){Yp.subVectors(n,e),ad.subVectors(r,e),Kp.crossVectors(Yp,ad);let o=this.direction.dot(Kp),a;if(o>0){if(i)return null;a=1}else if(o<0)a=-1,o=-o;else return null;fs.subVectors(this.origin,e);const l=a*this.direction.dot(ad.crossVectors(fs,ad));if(l<0)return null;const c=a*this.direction.dot(Yp.cross(fs));if(c<0||l+c>o)return null;const f=-a*fs.dot(Kp);return f<0?null:this.at(f/o,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 Ce{constructor(e,n,r,i,s,o,a,l,c,f,u,d,h,m,v,g){Ce.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,n,r,i,s,o,a,l,c,f,u,d,h,m,v,g)}set(e,n,r,i,s,o,a,l,c,f,u,d,h,m,v,g){const p=this.elements;return p[0]=e,p[4]=n,p[8]=r,p[12]=i,p[1]=s,p[5]=o,p[9]=a,p[13]=l,p[2]=c,p[6]=f,p[10]=u,p[14]=d,p[3]=h,p[7]=m,p[11]=v,p[15]=g,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return new Ce().fromArray(this.elements)}copy(e){const n=this.elements,r=e.elements;return n[0]=r[0],n[1]=r[1],n[2]=r[2],n[3]=r[3],n[4]=r[4],n[5]=r[5],n[6]=r[6],n[7]=r[7],n[8]=r[8],n[9]=r[9],n[10]=r[10],n[11]=r[11],n[12]=r[12],n[13]=r[13],n[14]=r[14],n[15]=r[15],this}copyPosition(e){const n=this.elements,r=e.elements;return n[12]=r[12],n[13]=r[13],n[14]=r[14],this}setFromMatrix3(e){const n=e.elements;return this.set(n[0],n[3],n[6],0,n[1],n[4],n[7],0,n[2],n[5],n[8],0,0,0,0,1),this}extractBasis(e,n,r){return e.setFromMatrixColumn(this,0),n.setFromMatrixColumn(this,1),r.setFromMatrixColumn(this,2),this}makeBasis(e,n,r){return this.set(e.x,n.x,r.x,0,e.y,n.y,r.y,0,e.z,n.z,r.z,0,0,0,0,1),this}extractRotation(e){const n=this.elements,r=e.elements,i=1/ca.setFromMatrixColumn(e,0).length(),s=1/ca.setFromMatrixColumn(e,1).length(),o=1/ca.setFromMatrixColumn(e,2).length();return n[0]=r[0]*i,n[1]=r[1]*i,n[2]=r[2]*i,n[3]=0,n[4]=r[4]*s,n[5]=r[5]*s,n[6]=r[6]*s,n[7]=0,n[8]=r[8]*o,n[9]=r[9]*o,n[10]=r[10]*o,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,this}makeRotationFromEuler(e){const n=this.elements,r=e.x,i=e.y,s=e.z,o=Math.cos(r),a=Math.sin(r),l=Math.cos(i),c=Math.sin(i),f=Math.cos(s),u=Math.sin(s);if(e.order==="XYZ"){const d=o*f,h=o*u,m=a*f,v=a*u;n[0]=l*f,n[4]=-l*u,n[8]=c,n[1]=h+m*c,n[5]=d-v*c,n[9]=-a*l,n[2]=v-d*c,n[6]=m+h*c,n[10]=o*l}else if(e.order==="YXZ"){const d=l*f,h=l*u,m=c*f,v=c*u;n[0]=d+v*a,n[4]=m*a-h,n[8]=o*c,n[1]=o*u,n[5]=o*f,n[9]=-a,n[2]=h*a-m,n[6]=v+d*a,n[10]=o*l}else if(e.order==="ZXY"){const d=l*f,h=l*u,m=c*f,v=c*u;n[0]=d-v*a,n[4]=-o*u,n[8]=m+h*a,n[1]=h+m*a,n[5]=o*f,n[9]=v-d*a,n[2]=-o*c,n[6]=a,n[10]=o*l}else if(e.order==="ZYX"){const d=o*f,h=o*u,m=a*f,v=a*u;n[0]=l*f,n[4]=m*c-h,n[8]=d*c+v,n[1]=l*u,n[5]=v*c+d,n[9]=h*c-m,n[2]=-c,n[6]=a*l,n[10]=o*l}else if(e.order==="YZX"){const d=o*l,h=o*c,m=a*l,v=a*c;n[0]=l*f,n[4]=v-d*u,n[8]=m*u+h,n[1]=u,n[5]=o*f,n[9]=-a*f,n[2]=-c*f,n[6]=h*u+m,n[10]=d-v*u}else if(e.order==="XZY"){const d=o*l,h=o*c,m=a*l,v=a*c;n[0]=l*f,n[4]=-u,n[8]=c*f,n[1]=d*u+v,n[5]=o*f,n[9]=h*u-m,n[2]=m*u-h,n[6]=a*f,n[10]=v*u+d}return n[3]=0,n[7]=0,n[11]=0,n[12]=0,n[13]=0,n[14]=0,n[15]=1,this}makeRotationFromQuaternion(e){return this.compose(SF,e,MF)}lookAt(e,n,r){const i=this.elements;return ir.subVectors(e,n),ir.lengthSq()===0&&(ir.z=1),ir.normalize(),hs.crossVectors(r,ir),hs.lengthSq()===0&&(Math.abs(r.z)===1?ir.x+=1e-4:ir.z+=1e-4,ir.normalize(),hs.crossVectors(r,ir)),hs.normalize(),ld.crossVectors(ir,hs),i[0]=hs.x,i[4]=ld.x,i[8]=ir.x,i[1]=hs.y,i[5]=ld.y,i[9]=ir.y,i[2]=hs.z,i[6]=ld.z,i[10]=ir.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,n){const r=e.elements,i=n.elements,s=this.elements,o=r[0],a=r[4],l=r[8],c=r[12],f=r[1],u=r[5],d=r[9],h=r[13],m=r[2],v=r[6],g=r[10],p=r[14],x=r[3],_=r[7],w=r[11],M=r[15],T=i[0],b=i[4],C=i[8],A=i[12],E=i[1],N=i[5],F=i[9],I=i[13],U=i[2],z=i[6],O=i[10],j=i[14],D=i[3],V=i[7],Q=i[11],J=i[15];return s[0]=o*T+a*E+l*U+c*D,s[4]=o*b+a*N+l*z+c*V,s[8]=o*C+a*F+l*O+c*Q,s[12]=o*A+a*I+l*j+c*J,s[1]=f*T+u*E+d*U+h*D,s[5]=f*b+u*N+d*z+h*V,s[9]=f*C+u*F+d*O+h*Q,s[13]=f*A+u*I+d*j+h*J,s[2]=m*T+v*E+g*U+p*D,s[6]=m*b+v*N+g*z+p*V,s[10]=m*C+v*F+g*O+p*Q,s[14]=m*A+v*I+g*j+p*J,s[3]=x*T+_*E+w*U+M*D,s[7]=x*b+_*N+w*z+M*V,s[11]=x*C+_*F+w*O+M*Q,s[15]=x*A+_*I+w*j+M*J,this}multiplyScalar(e){const n=this.elements;return n[0]*=e,n[4]*=e,n[8]*=e,n[12]*=e,n[1]*=e,n[5]*=e,n[9]*=e,n[13]*=e,n[2]*=e,n[6]*=e,n[10]*=e,n[14]*=e,n[3]*=e,n[7]*=e,n[11]*=e,n[15]*=e,this}determinant(){const e=this.elements,n=e[0],r=e[4],i=e[8],s=e[12],o=e[1],a=e[5],l=e[9],c=e[13],f=e[2],u=e[6],d=e[10],h=e[14],m=e[3],v=e[7],g=e[11],p=e[15];return m*(+s*l*u-i*c*u-s*a*d+r*c*d+i*a*h-r*l*h)+v*(+n*l*h-n*c*d+s*o*d-i*o*h+i*c*f-s*l*f)+g*(+n*c*u-n*a*h-s*o*u+r*o*h+s*a*f-r*c*f)+p*(-i*a*f-n*l*u+n*a*d+i*o*u-r*o*d+r*l*f)}transpose(){const e=this.elements;let n;return n=e[1],e[1]=e[4],e[4]=n,n=e[2],e[2]=e[8],e[8]=n,n=e[6],e[6]=e[9],e[9]=n,n=e[3],e[3]=e[12],e[12]=n,n=e[7],e[7]=e[13],e[13]=n,n=e[11],e[11]=e[14],e[14]=n,this}setPosition(e,n,r){const i=this.elements;return e.isVector3?(i[12]=e.x,i[13]=e.y,i[14]=e.z):(i[12]=e,i[13]=n,i[14]=r),this}invert(){const e=this.elements,n=e[0],r=e[1],i=e[2],s=e[3],o=e[4],a=e[5],l=e[6],c=e[7],f=e[8],u=e[9],d=e[10],h=e[11],m=e[12],v=e[13],g=e[14],p=e[15],x=u*g*c-v*d*c+v*l*h-a*g*h-u*l*p+a*d*p,_=m*d*c-f*g*c-m*l*h+o*g*h+f*l*p-o*d*p,w=f*v*c-m*u*c+m*a*h-o*v*h-f*a*p+o*u*p,M=m*u*l-f*v*l-m*a*d+o*v*d+f*a*g-o*u*g,T=n*x+r*_+i*w+s*M;if(T===0)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const b=1/T;return e[0]=x*b,e[1]=(v*d*s-u*g*s-v*i*h+r*g*h+u*i*p-r*d*p)*b,e[2]=(a*g*s-v*l*s+v*i*c-r*g*c-a*i*p+r*l*p)*b,e[3]=(u*l*s-a*d*s-u*i*c+r*d*c+a*i*h-r*l*h)*b,e[4]=_*b,e[5]=(f*g*s-m*d*s+m*i*h-n*g*h-f*i*p+n*d*p)*b,e[6]=(m*l*s-o*g*s-m*i*c+n*g*c+o*i*p-n*l*p)*b,e[7]=(o*d*s-f*l*s+f*i*c-n*d*c-o*i*h+n*l*h)*b,e[8]=w*b,e[9]=(m*u*s-f*v*s-m*r*h+n*v*h+f*r*p-n*u*p)*b,e[10]=(o*v*s-m*a*s+m*r*c-n*v*c-o*r*p+n*a*p)*b,e[11]=(f*a*s-o*u*s-f*r*c+n*u*c+o*r*h-n*a*h)*b,e[12]=M*b,e[13]=(f*v*i-m*u*i+m*r*d-n*v*d-f*r*g+n*u*g)*b,e[14]=(m*a*i-o*v*i-m*r*l+n*v*l+o*r*g-n*a*g)*b,e[15]=(o*u*i-f*a*i+f*r*l-n*u*l-o*r*d+n*a*d)*b,this}scale(e){const n=this.elements,r=e.x,i=e.y,s=e.z;return n[0]*=r,n[4]*=i,n[8]*=s,n[1]*=r,n[5]*=i,n[9]*=s,n[2]*=r,n[6]*=i,n[10]*=s,n[3]*=r,n[7]*=i,n[11]*=s,this}getMaxScaleOnAxis(){const e=this.elements,n=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],r=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],i=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(n,r,i))}makeTranslation(e,n,r){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,n,0,0,1,r,0,0,0,1),this}makeRotationX(e){const n=Math.cos(e),r=Math.sin(e);return this.set(1,0,0,0,0,n,-r,0,0,r,n,0,0,0,0,1),this}makeRotationY(e){const n=Math.cos(e),r=Math.sin(e);return this.set(n,0,r,0,0,1,0,0,-r,0,n,0,0,0,0,1),this}makeRotationZ(e){const n=Math.cos(e),r=Math.sin(e);return this.set(n,-r,0,0,r,n,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,n){const r=Math.cos(n),i=Math.sin(n),s=1-r,o=e.x,a=e.y,l=e.z,c=s*o,f=s*a;return this.set(c*o+r,c*a-i*l,c*l+i*a,0,c*a+i*l,f*a+r,f*l-i*o,0,c*l-i*a,f*l+i*o,s*l*l+r,0,0,0,0,1),this}makeScale(e,n,r){return this.set(e,0,0,0,0,n,0,0,0,0,r,0,0,0,0,1),this}makeShear(e,n,r,i,s,o){return this.set(1,r,s,0,e,1,o,0,n,i,1,0,0,0,0,1),this}compose(e,n,r){const i=this.elements,s=n._x,o=n._y,a=n._z,l=n._w,c=s+s,f=o+o,u=a+a,d=s*c,h=s*f,m=s*u,v=o*f,g=o*u,p=a*u,x=l*c,_=l*f,w=l*u,M=r.x,T=r.y,b=r.z;return i[0]=(1-(v+p))*M,i[1]=(h+w)*M,i[2]=(m-_)*M,i[3]=0,i[4]=(h-w)*T,i[5]=(1-(d+p))*T,i[6]=(g+x)*T,i[7]=0,i[8]=(m+_)*b,i[9]=(g-x)*b,i[10]=(1-(d+v))*b,i[11]=0,i[12]=e.x,i[13]=e.y,i[14]=e.z,i[15]=1,this}decompose(e,n,r){const i=this.elements;let s=ca.set(i[0],i[1],i[2]).length();const o=ca.set(i[4],i[5],i[6]).length(),a=ca.set(i[8],i[9],i[10]).length();this.determinant()<0&&(s=-s),e.x=i[12],e.y=i[13],e.z=i[14],Br.copy(this);const c=1/s,f=1/o,u=1/a;return Br.elements[0]*=c,Br.elements[1]*=c,Br.elements[2]*=c,Br.elements[4]*=f,Br.elements[5]*=f,Br.elements[6]*=f,Br.elements[8]*=u,Br.elements[9]*=u,Br.elements[10]*=u,n.setFromRotationMatrix(Br),r.x=s,r.y=o,r.z=a,this}makePerspective(e,n,r,i,s,o,a=Wi){const l=this.elements,c=2*s/(n-e),f=2*s/(r-i),u=(n+e)/(n-e),d=(r+i)/(r-i);let h,m;if(a===Wi)h=-(o+s)/(o-s),m=-2*o*s/(o-s);else if(a===Qf)h=-o/(o-s),m=-o*s/(o-s);else throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);return l[0]=c,l[4]=0,l[8]=u,l[12]=0,l[1]=0,l[5]=f,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=h,l[14]=m,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,n,r,i,s,o,a=Wi){const l=this.elements,c=1/(n-e),f=1/(r-i),u=1/(o-s),d=(n+e)*c,h=(r+i)*f;let m,v;if(a===Wi)m=(o+s)*u,v=-2*u;else if(a===Qf)m=s*u,v=-1*u;else throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);return l[0]=2*c,l[4]=0,l[8]=0,l[12]=-d,l[1]=0,l[5]=2*f,l[9]=0,l[13]=-h,l[2]=0,l[6]=0,l[10]=v,l[14]=-m,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const n=this.elements,r=e.elements;for(let i=0;i<16;i++)if(n[i]!==r[i])return!1;return!0}fromArray(e,n=0){for(let r=0;r<16;r++)this.elements[r]=e[r+n];return this}toArray(e=[],n=0){const r=this.elements;return e[n]=r[0],e[n+1]=r[1],e[n+2]=r[2],e[n+3]=r[3],e[n+4]=r[4],e[n+5]=r[5],e[n+6]=r[6],e[n+7]=r[7],e[n+8]=r[8],e[n+9]=r[9],e[n+10]=r[10],e[n+11]=r[11],e[n+12]=r[12],e[n+13]=r[13],e[n+14]=r[14],e[n+15]=r[15],e}}const ca=new k,Br=new Ce,SF=new k(0,0,0),MF=new k(1,1,1),hs=new k,ld=new k,ir=new k,Hw=new Ce,jw=new nn;class Qt{constructor(e=0,n=0,r=0,i=Qt.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=n,this._z=r,this._order=i}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,n,r,i=this._order){return this._x=e,this._y=n,this._z=r,this._order=i,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,n=this._order,r=!0){const i=e.elements,s=i[0],o=i[4],a=i[8],l=i[1],c=i[5],f=i[9],u=i[2],d=i[6],h=i[10];switch(n){case"XYZ":this._y=Math.asin(rn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-f,h),this._z=Math.atan2(-o,s)):(this._x=Math.atan2(d,c),this._z=0);break;case"YXZ":this._x=Math.asin(-rn(f,-1,1)),Math.abs(f)<.9999999?(this._y=Math.atan2(a,h),this._z=Math.atan2(l,c)):(this._y=Math.atan2(-u,s),this._z=0);break;case"ZXY":this._x=Math.asin(rn(d,-1,1)),Math.abs(d)<.9999999?(this._y=Math.atan2(-u,h),this._z=Math.atan2(-o,c)):(this._y=0,this._z=Math.atan2(l,s));break;case"ZYX":this._y=Math.asin(-rn(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(d,h),this._z=Math.atan2(l,s)):(this._x=0,this._z=Math.atan2(-o,c));break;case"YZX":this._z=Math.asin(rn(l,-1,1)),Math.abs(l)<.9999999?(this._x=Math.atan2(-f,c),this._y=Math.atan2(-u,s)):(this._x=0,this._y=Math.atan2(a,h));break;case"XZY":this._z=Math.asin(-rn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(d,c),this._y=Math.atan2(a,s)):(this._x=Math.atan2(-f,h),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+n)}return this._order=n,r===!0&&this._onChangeCallback(),this}setFromQuaternion(e,n,r){return Hw.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Hw,n,r)}setFromVector3(e,n=this._order){return this.set(e.x,e.y,e.z,n)}reorder(e){return jw.setFromEuler(this),this.setFromQuaternion(jw,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=[],n=0){return e[n]=this._x,e[n+1]=this._y,e[n+2]=this._z,e[n+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}}Qt.DEFAULT_ORDER="XYZ";class qy{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 bF=0;const Vw=new k,ua=new nn,Di=new Ce,cd=new k,ac=new k,EF=new k,TF=new nn,Gw=new k(1,0,0),Ww=new k(0,1,0),Xw=new k(0,0,1),$w={type:"added"},AF={type:"removed"},da={type:"childadded",child:null},qp={type:"childremoved",child:null};class Et extends ta{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:bF++}),this.uuid=ei(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Et.DEFAULT_UP.clone();const e=new k,n=new Qt,r=new nn,i=new k(1,1,1);function s(){r.setFromEuler(n,!1)}function o(){n.setFromQuaternion(r,void 0,!1)}n._onChange(s),r._onChange(o),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:n},quaternion:{configurable:!0,enumerable:!0,value:r},scale:{configurable:!0,enumerable:!0,value:i},modelViewMatrix:{value:new Ce},normalMatrix:{value:new Qe}}),this.matrix=new Ce,this.matrixWorld=new Ce,this.matrixAutoUpdate=Et.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=Et.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new qy,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,n){this.quaternion.setFromAxisAngle(e,n)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,n){return ua.setFromAxisAngle(e,n),this.quaternion.multiply(ua),this}rotateOnWorldAxis(e,n){return ua.setFromAxisAngle(e,n),this.quaternion.premultiply(ua),this}rotateX(e){return this.rotateOnAxis(Gw,e)}rotateY(e){return this.rotateOnAxis(Ww,e)}rotateZ(e){return this.rotateOnAxis(Xw,e)}translateOnAxis(e,n){return Vw.copy(e).applyQuaternion(this.quaternion),this.position.add(Vw.multiplyScalar(n)),this}translateX(e){return this.translateOnAxis(Gw,e)}translateY(e){return this.translateOnAxis(Ww,e)}translateZ(e){return this.translateOnAxis(Xw,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Di.copy(this.matrixWorld).invert())}lookAt(e,n,r){e.isVector3?cd.copy(e):cd.set(e,n,r);const i=this.parent;this.updateWorldMatrix(!0,!1),ac.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Di.lookAt(ac,cd,this.up):Di.lookAt(cd,ac,this.up),this.quaternion.setFromRotationMatrix(Di),i&&(Di.extractRotation(i.matrixWorld),ua.setFromRotationMatrix(Di),this.quaternion.premultiply(ua.invert()))}add(e){if(arguments.length>1){for(let n=0;n<arguments.length;n++)this.add(arguments[n]);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($w),da.child=e,this.dispatchEvent(da),da.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let r=0;r<arguments.length;r++)this.remove(arguments[r]);return this}const n=this.children.indexOf(e);return n!==-1&&(e.parent=null,this.children.splice(n,1),e.dispatchEvent(AF),qp.child=e,this.dispatchEvent(qp),qp.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),Di.copy(this.matrixWorld).invert(),e.parent!==null&&(e.parent.updateWorldMatrix(!0,!1),Di.multiply(e.parent.matrixWorld)),e.applyMatrix4(Di),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent($w),da.child=e,this.dispatchEvent(da),da.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,n){if(this[e]===n)return this;for(let r=0,i=this.children.length;r<i;r++){const o=this.children[r].getObjectByProperty(e,n);if(o!==void 0)return o}}getObjectsByProperty(e,n,r=[]){this[e]===n&&r.push(this);const i=this.children;for(let s=0,o=i.length;s<o;s++)i[s].getObjectsByProperty(e,n,r);return r}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ac,e,EF),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(ac,TF,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const n=this.matrixWorld.elements;return e.set(n[8],n[9],n[10]).normalize()}raycast(){}traverse(e){e(this);const n=this.children;for(let r=0,i=n.length;r<i;r++)n[r].traverse(e)}traverseVisible(e){if(this.visible===!1)return;e(this);const n=this.children;for(let r=0,i=n.length;r<i;r++)n[r].traverseVisible(e)}traverseAncestors(e){const n=this.parent;n!==null&&(e(n),n.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 n=this.children;for(let r=0,i=n.length;r<i;r++)n[r].updateMatrixWorld(e)}updateWorldMatrix(e,n){const r=this.parent;if(e===!0&&r!==null&&r.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)),n===!0){const i=this.children;for(let s=0,o=i.length;s<o;s++)i[s].updateWorldMatrix(!1,!0)}}toJSON(e){const n=e===void 0||typeof e=="string",r={};n&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},r.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const i={};i.uuid=this.uuid,i.type=this.type,this.name!==""&&(i.name=this.name),this.castShadow===!0&&(i.castShadow=!0),this.receiveShadow===!0&&(i.receiveShadow=!0),this.visible===!1&&(i.visible=!1),this.frustumCulled===!1&&(i.frustumCulled=!1),this.renderOrder!==0&&(i.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(i.userData=this.userData),i.layers=this.layers.mask,i.matrix=this.matrix.toArray(),i.up=this.up.toArray(),this.matrixAutoUpdate===!1&&(i.matrixAutoUpdate=!1),this.isInstancedMesh&&(i.type="InstancedMesh",i.count=this.count,i.instanceMatrix=this.instanceMatrix.toJSON(),this.instanceColor!==null&&(i.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(i.type="BatchedMesh",i.perObjectFrustumCulled=this.perObjectFrustumCulled,i.sortObjects=this.sortObjects,i.drawRanges=this._drawRanges,i.reservedRanges=this._reservedRanges,i.visibility=this._visibility,i.active=this._active,i.bounds=this._bounds.map(a=>({boxInitialized:a.boxInitialized,boxMin:a.box.min.toArray(),boxMax:a.box.max.toArray(),sphereInitialized:a.sphereInitialized,sphereRadius:a.sphere.radius,sphereCenter:a.sphere.center.toArray()})),i.maxInstanceCount=this._maxInstanceCount,i.maxVertexCount=this._maxVertexCount,i.maxIndexCount=this._maxIndexCount,i.geometryInitialized=this._geometryInitialized,i.geometryCount=this._geometryCount,i.matricesTexture=this._matricesTexture.toJSON(e),this._colorsTexture!==null&&(i.colorsTexture=this._colorsTexture.toJSON(e)),this.boundingSphere!==null&&(i.boundingSphere={center:i.boundingSphere.center.toArray(),radius:i.boundingSphere.radius}),this.boundingBox!==null&&(i.boundingBox={min:i.boundingBox.min.toArray(),max:i.boundingBox.max.toArray()}));function s(a,l){return a[l.uuid]===void 0&&(a[l.uuid]=l.toJSON(e)),l.uuid}if(this.isScene)this.background&&(this.background.isColor?i.background=this.background.toJSON():this.background.isTexture&&(i.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&this.environment.isRenderTargetTexture!==!0&&(i.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){i.geometry=s(e.geometries,this.geometry);const a=this.geometry.parameters;if(a!==void 0&&a.shapes!==void 0){const l=a.shapes;if(Array.isArray(l))for(let c=0,f=l.length;c<f;c++){const u=l[c];s(e.shapes,u)}else s(e.shapes,l)}}if(this.isSkinnedMesh&&(i.bindMode=this.bindMode,i.bindMatrix=this.bindMatrix.toArray(),this.skeleton!==void 0&&(s(e.skeletons,this.skeleton),i.skeleton=this.skeleton.uuid)),this.material!==void 0)if(Array.isArray(this.material)){const a=[];for(let l=0,c=this.material.length;l<c;l++)a.push(s(e.materials,this.material[l]));i.material=a}else i.material=s(e.materials,this.material);if(this.children.length>0){i.children=[];for(let a=0;a<this.children.length;a++)i.children.push(this.children[a].toJSON(e).object)}if(this.animations.length>0){i.animations=[];for(let a=0;a<this.animations.length;a++){const l=this.animations[a];i.animations.push(s(e.animations,l))}}if(n){const a=o(e.geometries),l=o(e.materials),c=o(e.textures),f=o(e.images),u=o(e.shapes),d=o(e.skeletons),h=o(e.animations),m=o(e.nodes);a.length>0&&(r.geometries=a),l.length>0&&(r.materials=l),c.length>0&&(r.textures=c),f.length>0&&(r.images=f),u.length>0&&(r.shapes=u),d.length>0&&(r.skeletons=d),h.length>0&&(r.animations=h),m.length>0&&(r.nodes=m)}return r.object=i,r;function o(a){const l=[];for(const c in a){const f=a[c];delete f.metadata,l.push(f)}return l}}clone(e){return new this.constructor().copy(this,e)}copy(e,n=!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)),n===!0)for(let r=0;r<e.children.length;r++){const i=e.children[r];this.add(i.clone())}return this}}Et.DEFAULT_UP=new k(0,1,0);Et.DEFAULT_MATRIX_AUTO_UPDATE=!0;Et.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const zr=new k,Li=new k,Zp=new k,Ii=new k,fa=new k,ha=new k,Yw=new k,Qp=new k,Jp=new k,em=new k,tm=new ut,nm=new ut,rm=new ut;class Er{constructor(e=new k,n=new k,r=new k){this.a=e,this.b=n,this.c=r}static getNormal(e,n,r,i){i.subVectors(r,n),zr.subVectors(e,n),i.cross(zr);const s=i.lengthSq();return s>0?i.multiplyScalar(1/Math.sqrt(s)):i.set(0,0,0)}static getBarycoord(e,n,r,i,s){zr.subVectors(i,n),Li.subVectors(r,n),Zp.subVectors(e,n);const o=zr.dot(zr),a=zr.dot(Li),l=zr.dot(Zp),c=Li.dot(Li),f=Li.dot(Zp),u=o*c-a*a;if(u===0)return s.set(0,0,0),null;const d=1/u,h=(c*l-a*f)*d,m=(o*f-a*l)*d;return s.set(1-h-m,m,h)}static containsPoint(e,n,r,i){return this.getBarycoord(e,n,r,i,Ii)===null?!1:Ii.x>=0&&Ii.y>=0&&Ii.x+Ii.y<=1}static getInterpolation(e,n,r,i,s,o,a,l){return this.getBarycoord(e,n,r,i,Ii)===null?(l.x=0,l.y=0,"z"in l&&(l.z=0),"w"in l&&(l.w=0),null):(l.setScalar(0),l.addScaledVector(s,Ii.x),l.addScaledVector(o,Ii.y),l.addScaledVector(a,Ii.z),l)}static getInterpolatedAttribute(e,n,r,i,s,o){return tm.setScalar(0),nm.setScalar(0),rm.setScalar(0),tm.fromBufferAttribute(e,n),nm.fromBufferAttribute(e,r),rm.fromBufferAttribute(e,i),o.setScalar(0),o.addScaledVector(tm,s.x),o.addScaledVector(nm,s.y),o.addScaledVector(rm,s.z),o}static isFrontFacing(e,n,r,i){return zr.subVectors(r,n),Li.subVectors(e,n),zr.cross(Li).dot(i)<0}set(e,n,r){return this.a.copy(e),this.b.copy(n),this.c.copy(r),this}setFromPointsAndIndices(e,n,r,i){return this.a.copy(e[n]),this.b.copy(e[r]),this.c.copy(e[i]),this}setFromAttributeAndIndices(e,n,r,i){return this.a.fromBufferAttribute(e,n),this.b.fromBufferAttribute(e,r),this.c.fromBufferAttribute(e,i),this}clone(){return new this.constructor().copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return zr.subVectors(this.c,this.b),Li.subVectors(this.a,this.b),zr.cross(Li).length()*.5}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return Er.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,n){return Er.getBarycoord(e,this.a,this.b,this.c,n)}getInterpolation(e,n,r,i,s){return Er.getInterpolation(e,this.a,this.b,this.c,n,r,i,s)}containsPoint(e){return Er.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return Er.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,n){const r=this.a,i=this.b,s=this.c;let o,a;fa.subVectors(i,r),ha.subVectors(s,r),Qp.subVectors(e,r);const l=fa.dot(Qp),c=ha.dot(Qp);if(l<=0&&c<=0)return n.copy(r);Jp.subVectors(e,i);const f=fa.dot(Jp),u=ha.dot(Jp);if(f>=0&&u<=f)return n.copy(i);const d=l*u-f*c;if(d<=0&&l>=0&&f<=0)return o=l/(l-f),n.copy(r).addScaledVector(fa,o);em.subVectors(e,s);const h=fa.dot(em),m=ha.dot(em);if(m>=0&&h<=m)return n.copy(s);const v=h*c-l*m;if(v<=0&&c>=0&&m<=0)return a=c/(c-m),n.copy(r).addScaledVector(ha,a);const g=f*m-h*u;if(g<=0&&u-f>=0&&h-m>=0)return Yw.subVectors(s,i),a=(u-f)/(u-f+(h-m)),n.copy(i).addScaledVector(Yw,a);const p=1/(g+v+d);return o=v*p,a=d*p,n.copy(r).addScaledVector(fa,o).addScaledVector(ha,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const sA={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},ps={h:0,s:0,l:0},ud={h:0,s:0,l:0};function im(t,e,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?t+(e-t)*6*n:n<1/2?e:n<2/3?t+(e-t)*6*(2/3-n):t}class Pe{constructor(e,n,r){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,n,r)}set(e,n,r){if(n===void 0&&r===void 0){const i=e;i&&i.isColor?this.copy(i):typeof i=="number"?this.setHex(i):typeof i=="string"&&this.setStyle(i)}else this.setRGB(e,n,r);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,n=ft){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(e&255)/255,$e.toWorkingColorSpace(this,n),this}setRGB(e,n,r,i=$e.workingColorSpace){return this.r=e,this.g=n,this.b=r,$e.toWorkingColorSpace(this,i),this}setHSL(e,n,r,i=$e.workingColorSpace){if(e=Ky(e,1),n=rn(n,0,1),r=rn(r,0,1),n===0)this.r=this.g=this.b=r;else{const s=r<=.5?r*(1+n):r+n-r*n,o=2*r-s;this.r=im(o,s,e+1/3),this.g=im(o,s,e),this.b=im(o,s,e-1/3)}return $e.toWorkingColorSpace(this,i),this}setStyle(e,n=ft){function r(s){s!==void 0&&parseFloat(s)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}let i;if(i=/^(\w+)\(([^\)]*)\)/.exec(e)){let s;const o=i[1],a=i[2];switch(o){case"rgb":case"rgba":if(s=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return r(s[4]),this.setRGB(Math.min(255,parseInt(s[1],10))/255,Math.min(255,parseInt(s[2],10))/255,Math.min(255,parseInt(s[3],10))/255,n);if(s=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return r(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,n);break;case"hsl":case"hsla":if(s=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return r(s[4]),this.setHSL(parseFloat(s[1])/360,parseFloat(s[2])/100,parseFloat(s[3])/100,n);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(i=/^\#([A-Fa-f\d]+)$/.exec(e)){const s=i[1],o=s.length;if(o===3)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,n);if(o===6)return this.setHex(parseInt(s,16),n);console.warn("THREE.Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,n);return this}setColorName(e,n=ft){const r=sA[e.toLowerCase()];return r!==void 0?this.setHex(r,n):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=Ki(e.r),this.g=Ki(e.g),this.b=Ki(e.b),this}copyLinearToSRGB(e){return this.r=Ja(e.r),this.g=Ja(e.g),this.b=Ja(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=ft){return $e.fromWorkingColorSpace(Tn.copy(this),e),Math.round(rn(Tn.r*255,0,255))*65536+Math.round(rn(Tn.g*255,0,255))*256+Math.round(rn(Tn.b*255,0,255))}getHexString(e=ft){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,n=$e.workingColorSpace){$e.fromWorkingColorSpace(Tn.copy(this),n);const r=Tn.r,i=Tn.g,s=Tn.b,o=Math.max(r,i,s),a=Math.min(r,i,s);let l,c;const f=(a+o)/2;if(a===o)l=0,c=0;else{const u=o-a;switch(c=f<=.5?u/(o+a):u/(2-o-a),o){case r:l=(i-s)/u+(i<s?6:0);break;case i:l=(s-r)/u+2;break;case s:l=(r-i)/u+4;break}l/=6}return e.h=l,e.s=c,e.l=f,e}getRGB(e,n=$e.workingColorSpace){return $e.fromWorkingColorSpace(Tn.copy(this),n),e.r=Tn.r,e.g=Tn.g,e.b=Tn.b,e}getStyle(e=ft){$e.fromWorkingColorSpace(Tn.copy(this),e);const n=Tn.r,r=Tn.g,i=Tn.b;return e!==ft?`color(${e} ${n.toFixed(3)} ${r.toFixed(3)} ${i.toFixed(3)})`:`rgb(${Math.round(n*255)},${Math.round(r*255)},${Math.round(i*255)})`}offsetHSL(e,n,r){return this.getHSL(ps),this.setHSL(ps.h+e,ps.s+n,ps.l+r)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,n){return this.r=e.r+n.r,this.g=e.g+n.g,this.b=e.b+n.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,n){return this.r+=(e.r-this.r)*n,this.g+=(e.g-this.g)*n,this.b+=(e.b-this.b)*n,this}lerpColors(e,n,r){return this.r=e.r+(n.r-e.r)*r,this.g=e.g+(n.g-e.g)*r,this.b=e.b+(n.b-e.b)*r,this}lerpHSL(e,n){this.getHSL(ps),e.getHSL(ud);const r=Ic(ps.h,ud.h,n),i=Ic(ps.s,ud.s,n),s=Ic(ps.l,ud.l,n);return this.setHSL(r,i,s),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const n=this.r,r=this.g,i=this.b,s=e.elements;return this.r=s[0]*n+s[3]*r+s[6]*i,this.g=s[1]*n+s[4]*r+s[7]*i,this.b=s[2]*n+s[5]*r+s[8]*i,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,n=0){return this.r=e[n],this.g=e[n+1],this.b=e[n+2],this}toArray(e=[],n=0){return e[n]=this.r,e[n+1]=this.g,e[n+2]=this.b,e}fromBufferAttribute(e,n){return this.r=e.getX(n),this.g=e.getY(n),this.b=e.getZ(n),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const Tn=new Pe;Pe.NAMES=sA;let CF=0;class Nr extends ta{static get type(){return"Material"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:CF++}),this.uuid=ei(),this.name="",this.blending=qa,this.side=ns,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=ev,this.blendDst=tv,this.blendEquation=So,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Pe(0,0,0),this.blendAlpha=0,this.depthFunc=Ml,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Nw,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ia,this.stencilZFail=ia,this.stencilZPass=ia,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}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(const n in e){const r=e[n];if(r===void 0){console.warn(`THREE.Material: parameter '${n}' has value of undefined.`);continue}const i=this[n];if(i===void 0){console.warn(`THREE.Material: '${n}' is not a property of THREE.${this.type}.`);continue}i&&i.isColor?i.set(r):i&&i.isVector3&&r&&r.isVector3?i.copy(r):this[n]=r}}toJSON(e){const n=e===void 0||typeof e=="string";n&&(e={textures:{},images:{}});const r={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};r.uuid=this.uuid,r.type=this.type,this.name!==""&&(r.name=this.name),this.color&&this.color.isColor&&(r.color=this.color.getHex()),this.roughness!==void 0&&(r.roughness=this.roughness),this.metalness!==void 0&&(r.metalness=this.metalness),this.sheen!==void 0&&(r.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(r.sheenColor=this.sheenColor.getHex()),this.sheenRoughness!==void 0&&(r.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(r.emissive=this.emissive.getHex()),this.emissiveIntensity!==void 0&&this.emissiveIntensity!==1&&(r.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(r.specular=this.specular.getHex()),this.specularIntensity!==void 0&&(r.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(r.specularColor=this.specularColor.getHex()),this.shininess!==void 0&&(r.shininess=this.shininess),this.clearcoat!==void 0&&(r.clearcoat=this.clearcoat),this.clearcoatRoughness!==void 0&&(r.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(r.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(r.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(r.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,r.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.dispersion!==void 0&&(r.dispersion=this.dispersion),this.iridescence!==void 0&&(r.iridescence=this.iridescence),this.iridescenceIOR!==void 0&&(r.iridescenceIOR=this.iridescenceIOR),this.iridescenceThicknessRange!==void 0&&(r.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(r.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(r.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),this.anisotropy!==void 0&&(r.anisotropy=this.anisotropy),this.anisotropyRotation!==void 0&&(r.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(r.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(r.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(r.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(r.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(r.lightMap=this.lightMap.toJSON(e).uuid,r.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(r.aoMap=this.aoMap.toJSON(e).uuid,r.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(r.bumpMap=this.bumpMap.toJSON(e).uuid,r.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(r.normalMap=this.normalMap.toJSON(e).uuid,r.normalMapType=this.normalMapType,r.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(r.displacementMap=this.displacementMap.toJSON(e).uuid,r.displacementScale=this.displacementScale,r.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(r.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(r.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(r.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(r.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(r.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(r.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(r.envMap=this.envMap.toJSON(e).uuid,this.combine!==void 0&&(r.combine=this.combine)),this.envMapRotation!==void 0&&(r.envMapRotation=this.envMapRotation.toArray()),this.envMapIntensity!==void 0&&(r.envMapIntensity=this.envMapIntensity),this.reflectivity!==void 0&&(r.reflectivity=this.reflectivity),this.refractionRatio!==void 0&&(r.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(r.gradientMap=this.gradientMap.toJSON(e).uuid),this.transmission!==void 0&&(r.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(r.transmissionMap=this.transmissionMap.toJSON(e).uuid),this.thickness!==void 0&&(r.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(r.thicknessMap=this.thicknessMap.toJSON(e).uuid),this.attenuationDistance!==void 0&&this.attenuationDistance!==1/0&&(r.attenuationDistance=this.attenuationDistance),this.attenuationColor!==void 0&&(r.attenuationColor=this.attenuationColor.getHex()),this.size!==void 0&&(r.size=this.size),this.shadowSide!==null&&(r.shadowSide=this.shadowSide),this.sizeAttenuation!==void 0&&(r.sizeAttenuation=this.sizeAttenuation),this.blending!==qa&&(r.blending=this.blending),this.side!==ns&&(r.side=this.side),this.vertexColors===!0&&(r.vertexColors=!0),this.opacity<1&&(r.opacity=this.opacity),this.transparent===!0&&(r.transparent=!0),this.blendSrc!==ev&&(r.blendSrc=this.blendSrc),this.blendDst!==tv&&(r.blendDst=this.blendDst),this.blendEquation!==So&&(r.blendEquation=this.blendEquation),this.blendSrcAlpha!==null&&(r.blendSrcAlpha=this.blendSrcAlpha),this.blendDstAlpha!==null&&(r.blendDstAlpha=this.blendDstAlpha),this.blendEquationAlpha!==null&&(r.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(r.blendColor=this.blendColor.getHex()),this.blendAlpha!==0&&(r.blendAlpha=this.blendAlpha),this.depthFunc!==Ml&&(r.depthFunc=this.depthFunc),this.depthTest===!1&&(r.depthTest=this.depthTest),this.depthWrite===!1&&(r.depthWrite=this.depthWrite),this.colorWrite===!1&&(r.colorWrite=this.colorWrite),this.stencilWriteMask!==255&&(r.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Nw&&(r.stencilFunc=this.stencilFunc),this.stencilRef!==0&&(r.stencilRef=this.stencilRef),this.stencilFuncMask!==255&&(r.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==ia&&(r.stencilFail=this.stencilFail),this.stencilZFail!==ia&&(r.stencilZFail=this.stencilZFail),this.stencilZPass!==ia&&(r.stencilZPass=this.stencilZPass),this.stencilWrite===!0&&(r.stencilWrite=this.stencilWrite),this.rotation!==void 0&&this.rotation!==0&&(r.rotation=this.rotation),this.polygonOffset===!0&&(r.polygonOffset=!0),this.polygonOffsetFactor!==0&&(r.polygonOffsetFactor=this.polygonOffsetFactor),this.polygonOffsetUnits!==0&&(r.polygonOffsetUnits=this.polygonOffsetUnits),this.linewidth!==void 0&&this.linewidth!==1&&(r.linewidth=this.linewidth),this.dashSize!==void 0&&(r.dashSize=this.dashSize),this.gapSize!==void 0&&(r.gapSize=this.gapSize),this.scale!==void 0&&(r.scale=this.scale),this.dithering===!0&&(r.dithering=!0),this.alphaTest>0&&(r.alphaTest=this.alphaTest),this.alphaHash===!0&&(r.alphaHash=!0),this.alphaToCoverage===!0&&(r.alphaToCoverage=!0),this.premultipliedAlpha===!0&&(r.premultipliedAlpha=!0),this.forceSinglePass===!0&&(r.forceSinglePass=!0),this.wireframe===!0&&(r.wireframe=!0),this.wireframeLinewidth>1&&(r.wireframeLinewidth=this.wireframeLinewidth),this.wireframeLinecap!=="round"&&(r.wireframeLinecap=this.wireframeLinecap),this.wireframeLinejoin!=="round"&&(r.wireframeLinejoin=this.wireframeLinejoin),this.flatShading===!0&&(r.flatShading=!0),this.visible===!1&&(r.visible=!1),this.toneMapped===!1&&(r.toneMapped=!1),this.fog===!1&&(r.fog=!1),Object.keys(this.userData).length>0&&(r.userData=this.userData);function i(s){const o=[];for(const a in s){const l=s[a];delete l.metadata,o.push(l)}return o}if(n){const s=i(e.textures),o=i(e.images);s.length>0&&(r.textures=s),o.length>0&&(r.images=o)}return r}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 n=e.clippingPlanes;let r=null;if(n!==null){const i=n.length;r=new Array(i);for(let s=0;s!==i;++s)r[s]=n[s].clone()}return this.clippingPlanes=r,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.")}}class Xi extends Nr{static get type(){return"MeshBasicMaterial"}constructor(e){super(),this.isMeshBasicMaterial=!0,this.color=new Pe(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 Qt,this.combine=Vh,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 Zt=new k,dd=new ze;class hn{constructor(e,n,r=!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=n,this.count=e!==void 0?e.length/n:0,this.normalized=r,this.usage=Fv,this.updateRanges=[],this.gpuType=qr,this.version=0}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,n){this.updateRanges.push({start:e,count:n})}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,n,r){e*=this.itemSize,r*=n.itemSize;for(let i=0,s=this.itemSize;i<s;i++)this.array[e+i]=n.array[r+i];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(this.itemSize===2)for(let n=0,r=this.count;n<r;n++)dd.fromBufferAttribute(this,n),dd.applyMatrix3(e),this.setXY(n,dd.x,dd.y);else if(this.itemSize===3)for(let n=0,r=this.count;n<r;n++)Zt.fromBufferAttribute(this,n),Zt.applyMatrix3(e),this.setXYZ(n,Zt.x,Zt.y,Zt.z);return this}applyMatrix4(e){for(let n=0,r=this.count;n<r;n++)Zt.fromBufferAttribute(this,n),Zt.applyMatrix4(e),this.setXYZ(n,Zt.x,Zt.y,Zt.z);return this}applyNormalMatrix(e){for(let n=0,r=this.count;n<r;n++)Zt.fromBufferAttribute(this,n),Zt.applyNormalMatrix(e),this.setXYZ(n,Zt.x,Zt.y,Zt.z);return this}transformDirection(e){for(let n=0,r=this.count;n<r;n++)Zt.fromBufferAttribute(this,n),Zt.transformDirection(e),this.setXYZ(n,Zt.x,Zt.y,Zt.z);return this}set(e,n=0){return this.array.set(e,n),this}getComponent(e,n){let r=this.array[e*this.itemSize+n];return this.normalized&&(r=Kr(r,this.array)),r}setComponent(e,n,r){return this.normalized&&(r=wt(r,this.array)),this.array[e*this.itemSize+n]=r,this}getX(e){let n=this.array[e*this.itemSize];return this.normalized&&(n=Kr(n,this.array)),n}setX(e,n){return this.normalized&&(n=wt(n,this.array)),this.array[e*this.itemSize]=n,this}getY(e){let n=this.array[e*this.itemSize+1];return this.normalized&&(n=Kr(n,this.array)),n}setY(e,n){return this.normalized&&(n=wt(n,this.array)),this.array[e*this.itemSize+1]=n,this}getZ(e){let n=this.array[e*this.itemSize+2];return this.normalized&&(n=Kr(n,this.array)),n}setZ(e,n){return this.normalized&&(n=wt(n,this.array)),this.array[e*this.itemSize+2]=n,this}getW(e){let n=this.array[e*this.itemSize+3];return this.normalized&&(n=Kr(n,this.array)),n}setW(e,n){return this.normalized&&(n=wt(n,this.array)),this.array[e*this.itemSize+3]=n,this}setXY(e,n,r){return e*=this.itemSize,this.normalized&&(n=wt(n,this.array),r=wt(r,this.array)),this.array[e+0]=n,this.array[e+1]=r,this}setXYZ(e,n,r,i){return e*=this.itemSize,this.normalized&&(n=wt(n,this.array),r=wt(r,this.array),i=wt(i,this.array)),this.array[e+0]=n,this.array[e+1]=r,this.array[e+2]=i,this}setXYZW(e,n,r,i,s){return e*=this.itemSize,this.normalized&&(n=wt(n,this.array),r=wt(r,this.array),i=wt(i,this.array),s=wt(s,this.array)),this.array[e+0]=n,this.array[e+1]=r,this.array[e+2]=i,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!==Fv&&(e.usage=this.usage),e}}class Zy extends hn{constructor(e,n,r){super(new Uint16Array(e),n,r)}}class oA extends hn{constructor(e,n,r){super(new Uint32Array(e),n,r)}}class At extends hn{constructor(e,n,r){super(new Float32Array(e),n,r)}}let RF=0;const _r=new Ce,sm=new Et,pa=new k,sr=new Gt,lc=new Gt,cn=new k;class Wt extends ta{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:RF++}),this.uuid=ei(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=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(nA(e)?oA:Zy)(e,1):this.index=e,this}setIndirect(e){return this.indirect=e,this}getIndirect(){return this.indirect}getAttribute(e){return this.attributes[e]}setAttribute(e,n){return this.attributes[e]=n,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return this.attributes[e]!==void 0}addGroup(e,n,r=0){this.groups.push({start:e,count:n,materialIndex:r})}clearGroups(){this.groups=[]}setDrawRange(e,n){this.drawRange.start=e,this.drawRange.count=n}applyMatrix4(e){const n=this.attributes.position;n!==void 0&&(n.applyMatrix4(e),n.needsUpdate=!0);const r=this.attributes.normal;if(r!==void 0){const s=new Qe().getNormalMatrix(e);r.applyNormalMatrix(s),r.needsUpdate=!0}const i=this.attributes.tangent;return i!==void 0&&(i.transformDirection(e),i.needsUpdate=!0),this.boundingBox!==null&&this.computeBoundingBox(),this.boundingSphere!==null&&this.computeBoundingSphere(),this}applyQuaternion(e){return _r.makeRotationFromQuaternion(e),this.applyMatrix4(_r),this}rotateX(e){return _r.makeRotationX(e),this.applyMatrix4(_r),this}rotateY(e){return _r.makeRotationY(e),this.applyMatrix4(_r),this}rotateZ(e){return _r.makeRotationZ(e),this.applyMatrix4(_r),this}translate(e,n,r){return _r.makeTranslation(e,n,r),this.applyMatrix4(_r),this}scale(e,n,r){return _r.makeScale(e,n,r),this.applyMatrix4(_r),this}lookAt(e){return sm.lookAt(e),sm.updateMatrix(),this.applyMatrix4(sm.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(pa).negate(),this.translate(pa.x,pa.y,pa.z),this}setFromPoints(e){const n=this.getAttribute("position");if(n===void 0){const r=[];for(let i=0,s=e.length;i<s;i++){const o=e[i];r.push(o.x,o.y,o.z||0)}this.setAttribute("position",new At(r,3))}else{for(let r=0,i=n.count;r<i;r++){const s=e[r];n.setXYZ(r,s.x,s.y,s.z||0)}e.length>n.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),n.needsUpdate=!0}return this}computeBoundingBox(){this.boundingBox===null&&(this.boundingBox=new Gt);const e=this.attributes.position,n=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new k(-1/0,-1/0,-1/0),new k(1/0,1/0,1/0));return}if(e!==void 0){if(this.boundingBox.setFromBufferAttribute(e),n)for(let r=0,i=n.length;r<i;r++){const s=n[r];sr.setFromBufferAttribute(s),this.morphTargetsRelative?(cn.addVectors(this.boundingBox.min,sr.min),this.boundingBox.expandByPoint(cn),cn.addVectors(this.boundingBox.max,sr.max),this.boundingBox.expandByPoint(cn)):(this.boundingBox.expandByPoint(sr.min),this.boundingBox.expandByPoint(sr.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 bi);const e=this.attributes.position,n=this.morphAttributes.position;if(e&&e.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new k,1/0);return}if(e){const r=this.boundingSphere.center;if(sr.setFromBufferAttribute(e),n)for(let s=0,o=n.length;s<o;s++){const a=n[s];lc.setFromBufferAttribute(a),this.morphTargetsRelative?(cn.addVectors(sr.min,lc.min),sr.expandByPoint(cn),cn.addVectors(sr.max,lc.max),sr.expandByPoint(cn)):(sr.expandByPoint(lc.min),sr.expandByPoint(lc.max))}sr.getCenter(r);let i=0;for(let s=0,o=e.count;s<o;s++)cn.fromBufferAttribute(e,s),i=Math.max(i,r.distanceToSquared(cn));if(n)for(let s=0,o=n.length;s<o;s++){const a=n[s],l=this.morphTargetsRelative;for(let c=0,f=a.count;c<f;c++)cn.fromBufferAttribute(a,c),l&&(pa.fromBufferAttribute(e,c),cn.add(pa)),i=Math.max(i,r.distanceToSquared(cn))}this.boundingSphere.radius=Math.sqrt(i),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,n=this.attributes;if(e===null||n.position===void 0||n.normal===void 0||n.uv===void 0){console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");return}const r=n.position,i=n.normal,s=n.uv;this.hasAttribute("tangent")===!1&&this.setAttribute("tangent",new hn(new Float32Array(4*r.count),4));const o=this.getAttribute("tangent"),a=[],l=[];for(let C=0;C<r.count;C++)a[C]=new k,l[C]=new k;const c=new k,f=new k,u=new k,d=new ze,h=new ze,m=new ze,v=new k,g=new k;function p(C,A,E){c.fromBufferAttribute(r,C),f.fromBufferAttribute(r,A),u.fromBufferAttribute(r,E),d.fromBufferAttribute(s,C),h.fromBufferAttribute(s,A),m.fromBufferAttribute(s,E),f.sub(c),u.sub(c),h.sub(d),m.sub(d);const N=1/(h.x*m.y-m.x*h.y);isFinite(N)&&(v.copy(f).multiplyScalar(m.y).addScaledVector(u,-h.y).multiplyScalar(N),g.copy(u).multiplyScalar(h.x).addScaledVector(f,-m.x).multiplyScalar(N),a[C].add(v),a[A].add(v),a[E].add(v),l[C].add(g),l[A].add(g),l[E].add(g))}let x=this.groups;x.length===0&&(x=[{start:0,count:e.count}]);for(let C=0,A=x.length;C<A;++C){const E=x[C],N=E.start,F=E.count;for(let I=N,U=N+F;I<U;I+=3)p(e.getX(I+0),e.getX(I+1),e.getX(I+2))}const _=new k,w=new k,M=new k,T=new k;function b(C){M.fromBufferAttribute(i,C),T.copy(M);const A=a[C];_.copy(A),_.sub(M.multiplyScalar(M.dot(A))).normalize(),w.crossVectors(T,A);const N=w.dot(l[C])<0?-1:1;o.setXYZW(C,_.x,_.y,_.z,N)}for(let C=0,A=x.length;C<A;++C){const E=x[C],N=E.start,F=E.count;for(let I=N,U=N+F;I<U;I+=3)b(e.getX(I+0)),b(e.getX(I+1)),b(e.getX(I+2))}}computeVertexNormals(){const e=this.index,n=this.getAttribute("position");if(n!==void 0){let r=this.getAttribute("normal");if(r===void 0)r=new hn(new Float32Array(n.count*3),3),this.setAttribute("normal",r);else for(let d=0,h=r.count;d<h;d++)r.setXYZ(d,0,0,0);const i=new k,s=new k,o=new k,a=new k,l=new k,c=new k,f=new k,u=new k;if(e)for(let d=0,h=e.count;d<h;d+=3){const m=e.getX(d+0),v=e.getX(d+1),g=e.getX(d+2);i.fromBufferAttribute(n,m),s.fromBufferAttribute(n,v),o.fromBufferAttribute(n,g),f.subVectors(o,s),u.subVectors(i,s),f.cross(u),a.fromBufferAttribute(r,m),l.fromBufferAttribute(r,v),c.fromBufferAttribute(r,g),a.add(f),l.add(f),c.add(f),r.setXYZ(m,a.x,a.y,a.z),r.setXYZ(v,l.x,l.y,l.z),r.setXYZ(g,c.x,c.y,c.z)}else for(let d=0,h=n.count;d<h;d+=3)i.fromBufferAttribute(n,d+0),s.fromBufferAttribute(n,d+1),o.fromBufferAttribute(n,d+2),f.subVectors(o,s),u.subVectors(i,s),f.cross(u),r.setXYZ(d+0,f.x,f.y,f.z),r.setXYZ(d+1,f.x,f.y,f.z),r.setXYZ(d+2,f.x,f.y,f.z);this.normalizeNormals(),r.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let n=0,r=e.count;n<r;n++)cn.fromBufferAttribute(e,n),cn.normalize(),e.setXYZ(n,cn.x,cn.y,cn.z)}toNonIndexed(){function e(a,l){const c=a.array,f=a.itemSize,u=a.normalized,d=new c.constructor(l.length*f);let h=0,m=0;for(let v=0,g=l.length;v<g;v++){a.isInterleavedBufferAttribute?h=l[v]*a.data.stride+a.offset:h=l[v]*f;for(let p=0;p<f;p++)d[m++]=c[h++]}return new hn(d,f,u)}if(this.index===null)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const n=new Wt,r=this.index.array,i=this.attributes;for(const a in i){const l=i[a],c=e(l,r);n.setAttribute(a,c)}const s=this.morphAttributes;for(const a in s){const l=[],c=s[a];for(let f=0,u=c.length;f<u;f++){const d=c[f],h=e(d,r);l.push(h)}n.morphAttributes[a]=l}n.morphTargetsRelative=this.morphTargetsRelative;const o=this.groups;for(let a=0,l=o.length;a<l;a++){const c=o[a];n.addGroup(c.start,c.count,c.materialIndex)}return n}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 l=this.parameters;for(const c in l)l[c]!==void 0&&(e[c]=l[c]);return e}e.data={attributes:{}};const n=this.index;n!==null&&(e.data.index={type:n.array.constructor.name,array:Array.prototype.slice.call(n.array)});const r=this.attributes;for(const l in r){const c=r[l];e.data.attributes[l]=c.toJSON(e.data)}const i={};let s=!1;for(const l in this.morphAttributes){const c=this.morphAttributes[l],f=[];for(let u=0,d=c.length;u<d;u++){const h=c[u];f.push(h.toJSON(e.data))}f.length>0&&(i[l]=f,s=!0)}s&&(e.data.morphAttributes=i,e.data.morphTargetsRelative=this.morphTargetsRelative);const o=this.groups;o.length>0&&(e.data.groups=JSON.parse(JSON.stringify(o)));const a=this.boundingSphere;return a!==null&&(e.data.boundingSphere={center:a.center.toArray(),radius:a.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 n={};this.name=e.name;const r=e.index;r!==null&&this.setIndex(r.clone(n));const i=e.attributes;for(const c in i){const f=i[c];this.setAttribute(c,f.clone(n))}const s=e.morphAttributes;for(const c in s){const f=[],u=s[c];for(let d=0,h=u.length;d<h;d++)f.push(u[d].clone(n));this.morphAttributes[c]=f}this.morphTargetsRelative=e.morphTargetsRelative;const o=e.groups;for(let c=0,f=o.length;c<f;c++){const u=o[c];this.addGroup(u.start,u.count,u.materialIndex)}const a=e.boundingBox;a!==null&&(this.boundingBox=a.clone());const l=e.boundingSphere;return l!==null&&(this.boundingSphere=l.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Kw=new Ce,po=new zl,fd=new bi,qw=new k,hd=new k,pd=new k,md=new k,om=new k,gd=new k,Zw=new k,vd=new k;class je extends Et{constructor(e=new Wt,n=new Xi){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=n,this.updateMorphTargets()}copy(e,n){return super.copy(e,n),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 n=this.geometry.morphAttributes,r=Object.keys(n);if(r.length>0){const i=n[r[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}getVertexPosition(e,n){const r=this.geometry,i=r.attributes.position,s=r.morphAttributes.position,o=r.morphTargetsRelative;n.fromBufferAttribute(i,e);const a=this.morphTargetInfluences;if(s&&a){gd.set(0,0,0);for(let l=0,c=s.length;l<c;l++){const f=a[l],u=s[l];f!==0&&(om.fromBufferAttribute(u,e),o?gd.addScaledVector(om,f):gd.addScaledVector(om.sub(n),f))}n.add(gd)}return n}raycast(e,n){const r=this.geometry,i=this.material,s=this.matrixWorld;i!==void 0&&(r.boundingSphere===null&&r.computeBoundingSphere(),fd.copy(r.boundingSphere),fd.applyMatrix4(s),po.copy(e.ray).recast(e.near),!(fd.containsPoint(po.origin)===!1&&(po.intersectSphere(fd,qw)===null||po.origin.distanceToSquared(qw)>(e.far-e.near)**2))&&(Kw.copy(s).invert(),po.copy(e.ray).applyMatrix4(Kw),!(r.boundingBox!==null&&po.intersectsBox(r.boundingBox)===!1)&&this._computeIntersections(e,n,po)))}_computeIntersections(e,n,r){let i;const s=this.geometry,o=this.material,a=s.index,l=s.attributes.position,c=s.attributes.uv,f=s.attributes.uv1,u=s.attributes.normal,d=s.groups,h=s.drawRange;if(a!==null)if(Array.isArray(o))for(let m=0,v=d.length;m<v;m++){const g=d[m],p=o[g.materialIndex],x=Math.max(g.start,h.start),_=Math.min(a.count,Math.min(g.start+g.count,h.start+h.count));for(let w=x,M=_;w<M;w+=3){const T=a.getX(w),b=a.getX(w+1),C=a.getX(w+2);i=yd(this,p,e,r,c,f,u,T,b,C),i&&(i.faceIndex=Math.floor(w/3),i.face.materialIndex=g.materialIndex,n.push(i))}}else{const m=Math.max(0,h.start),v=Math.min(a.count,h.start+h.count);for(let g=m,p=v;g<p;g+=3){const x=a.getX(g),_=a.getX(g+1),w=a.getX(g+2);i=yd(this,o,e,r,c,f,u,x,_,w),i&&(i.faceIndex=Math.floor(g/3),n.push(i))}}else if(l!==void 0)if(Array.isArray(o))for(let m=0,v=d.length;m<v;m++){const g=d[m],p=o[g.materialIndex],x=Math.max(g.start,h.start),_=Math.min(l.count,Math.min(g.start+g.count,h.start+h.count));for(let w=x,M=_;w<M;w+=3){const T=w,b=w+1,C=w+2;i=yd(this,p,e,r,c,f,u,T,b,C),i&&(i.faceIndex=Math.floor(w/3),i.face.materialIndex=g.materialIndex,n.push(i))}}else{const m=Math.max(0,h.start),v=Math.min(l.count,h.start+h.count);for(let g=m,p=v;g<p;g+=3){const x=g,_=g+1,w=g+2;i=yd(this,o,e,r,c,f,u,x,_,w),i&&(i.faceIndex=Math.floor(g/3),n.push(i))}}}}function PF(t,e,n,r,i,s,o,a){let l;if(e.side===tr?l=r.intersectTriangle(o,s,i,!0,a):l=r.intersectTriangle(i,s,o,e.side===ns,a),l===null)return null;vd.copy(a),vd.applyMatrix4(t.matrixWorld);const c=n.ray.origin.distanceTo(vd);return c<n.near||c>n.far?null:{distance:c,point:vd.clone(),object:t}}function yd(t,e,n,r,i,s,o,a,l,c){t.getVertexPosition(a,hd),t.getVertexPosition(l,pd),t.getVertexPosition(c,md);const f=PF(t,e,n,r,hd,pd,md,Zw);if(f){const u=new k;Er.getBarycoord(Zw,hd,pd,md,u),i&&(f.uv=Er.getInterpolatedAttribute(i,a,l,c,u,new ze)),s&&(f.uv1=Er.getInterpolatedAttribute(s,a,l,c,u,new ze)),o&&(f.normal=Er.getInterpolatedAttribute(o,a,l,c,u,new k),f.normal.dot(r.direction)>0&&f.normal.multiplyScalar(-1));const d={a,b:l,c,normal:new k,materialIndex:0};Er.getNormal(hd,pd,md,d.normal),f.face=d,f.barycoord=u}return f}class Hl extends Wt{constructor(e=1,n=1,r=1,i=1,s=1,o=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:n,depth:r,widthSegments:i,heightSegments:s,depthSegments:o};const a=this;i=Math.floor(i),s=Math.floor(s),o=Math.floor(o);const l=[],c=[],f=[],u=[];let d=0,h=0;m("z","y","x",-1,-1,r,n,e,o,s,0),m("z","y","x",1,-1,r,n,-e,o,s,1),m("x","z","y",1,1,e,r,n,i,o,2),m("x","z","y",1,-1,e,r,-n,i,o,3),m("x","y","z",1,-1,e,n,r,i,s,4),m("x","y","z",-1,-1,e,n,-r,i,s,5),this.setIndex(l),this.setAttribute("position",new At(c,3)),this.setAttribute("normal",new At(f,3)),this.setAttribute("uv",new At(u,2));function m(v,g,p,x,_,w,M,T,b,C,A){const E=w/b,N=M/C,F=w/2,I=M/2,U=T/2,z=b+1,O=C+1;let j=0,D=0;const V=new k;for(let Q=0;Q<O;Q++){const J=Q*N-I;for(let le=0;le<z;le++){const pe=le*E-F;V[v]=pe*x,V[g]=J*_,V[p]=U,c.push(V.x,V.y,V.z),V[v]=0,V[g]=0,V[p]=T>0?1:-1,f.push(V.x,V.y,V.z),u.push(le/b),u.push(1-Q/C),j+=1}}for(let Q=0;Q<C;Q++)for(let J=0;J<b;J++){const le=d+J+z*Q,pe=d+J+z*(Q+1),$=d+(J+1)+z*(Q+1),ee=d+(J+1)+z*Q;l.push(le,pe,ee),l.push(pe,$,ee),D+=6}a.addGroup(h,D,A),h+=D,d+=j}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Hl(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Rl(t){const e={};for(const n in t){e[n]={};for(const r in t[n]){const i=t[n][r];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[n][r]=null):e[n][r]=i.clone():Array.isArray(i)?e[n][r]=i.slice():e[n][r]=i}}return e}function kn(t){const e={};for(let n=0;n<t.length;n++){const r=Rl(t[n]);for(const i in r)e[i]=r[i]}return e}function NF(t){const e=[];for(let n=0;n<t.length;n++)e.push(t[n].clone());return e}function aA(t){const e=t.getRenderTarget();return e===null?t.outputColorSpace:e.isXRRenderTarget===!0?e.texture.colorSpace:$e.workingColorSpace}const DF={clone:Rl,merge:kn};var LF=`void main() {
	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
}`,IF=`void main() {
	gl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );
}`;class eo extends Nr{static get type(){return"ShaderMaterial"}constructor(e){super(),this.isShaderMaterial=!0,this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader=LF,this.fragmentShader=IF,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=NF(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 n=super.toJSON(e);n.glslVersion=this.glslVersion,n.uniforms={};for(const i in this.uniforms){const o=this.uniforms[i].value;o&&o.isTexture?n.uniforms[i]={type:"t",value:o.toJSON(e).uuid}:o&&o.isColor?n.uniforms[i]={type:"c",value:o.getHex()}:o&&o.isVector2?n.uniforms[i]={type:"v2",value:o.toArray()}:o&&o.isVector3?n.uniforms[i]={type:"v3",value:o.toArray()}:o&&o.isVector4?n.uniforms[i]={type:"v4",value:o.toArray()}:o&&o.isMatrix3?n.uniforms[i]={type:"m3",value:o.toArray()}:o&&o.isMatrix4?n.uniforms[i]={type:"m4",value:o.toArray()}:n.uniforms[i]={value:o}}Object.keys(this.defines).length>0&&(n.defines=this.defines),n.vertexShader=this.vertexShader,n.fragmentShader=this.fragmentShader,n.lights=this.lights,n.clipping=this.clipping;const r={};for(const i in this.extensions)this.extensions[i]===!0&&(r[i]=!0);return Object.keys(r).length>0&&(n.extensions=r),n}}class lA extends Et{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new Ce,this.projectionMatrix=new Ce,this.projectionMatrixInverse=new Ce,this.coordinateSystem=Wi}copy(e,n){return super.copy(e,n),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,n){super.updateWorldMatrix(e,n),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}}const ms=new k,Qw=new ze,Jw=new ze;class dn extends lA{constructor(e=50,n=1,r=.1,i=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=r,this.far=i,this.focus=10,this.aspect=n,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,n){return super.copy(e,n),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 n=.5*this.getFilmHeight()/e;this.fov=Cl*2*Math.atan(n),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(Qa*.5*this.fov);return .5*this.getFilmHeight()/e}getEffectiveFOV(){return Cl*2*Math.atan(Math.tan(Qa*.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,n,r){ms.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(ms.x,ms.y).multiplyScalar(-e/ms.z),ms.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),r.set(ms.x,ms.y).multiplyScalar(-e/ms.z)}getViewSize(e,n){return this.getViewBounds(e,Qw,Jw),n.subVectors(Jw,Qw)}setViewOffset(e,n,r,i,s,o){this.aspect=e/n,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=n,this.view.offsetX=r,this.view.offsetY=i,this.view.width=s,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let n=e*Math.tan(Qa*.5*this.fov)/this.zoom,r=2*n,i=this.aspect*r,s=-.5*i;const o=this.view;if(this.view!==null&&this.view.enabled){const l=o.fullWidth,c=o.fullHeight;s+=o.offsetX*i/l,n-=o.offsetY*r/c,i*=o.width/l,r*=o.height/c}const a=this.filmOffset;a!==0&&(s+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(s,s+i,n,n-r,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const n=super.toJSON(e);return n.object.fov=this.fov,n.object.zoom=this.zoom,n.object.near=this.near,n.object.far=this.far,n.object.focus=this.focus,n.object.aspect=this.aspect,this.view!==null&&(n.object.view=Object.assign({},this.view)),n.object.filmGauge=this.filmGauge,n.object.filmOffset=this.filmOffset,n}}const ma=-90,ga=1;class kF extends Et{constructor(e,n,r){super(),this.type="CubeCamera",this.renderTarget=r,this.coordinateSystem=null,this.activeMipmapLevel=0;const i=new dn(ma,ga,e,n);i.layers=this.layers,this.add(i);const s=new dn(ma,ga,e,n);s.layers=this.layers,this.add(s);const o=new dn(ma,ga,e,n);o.layers=this.layers,this.add(o);const a=new dn(ma,ga,e,n);a.layers=this.layers,this.add(a);const l=new dn(ma,ga,e,n);l.layers=this.layers,this.add(l);const c=new dn(ma,ga,e,n);c.layers=this.layers,this.add(c)}updateCoordinateSystem(){const e=this.coordinateSystem,n=this.children.concat(),[r,i,s,o,a,l]=n;for(const c of n)this.remove(c);if(e===Wi)r.up.set(0,1,0),r.lookAt(1,0,0),i.up.set(0,1,0),i.lookAt(-1,0,0),s.up.set(0,0,-1),s.lookAt(0,1,0),o.up.set(0,0,1),o.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),l.up.set(0,1,0),l.lookAt(0,0,-1);else if(e===Qf)r.up.set(0,-1,0),r.lookAt(-1,0,0),i.up.set(0,-1,0),i.lookAt(1,0,0),s.up.set(0,0,1),s.lookAt(0,1,0),o.up.set(0,0,-1),o.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),l.up.set(0,-1,0),l.lookAt(0,0,-1);else throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);for(const c of n)this.add(c),c.updateMatrixWorld()}update(e,n){this.parent===null&&this.updateMatrixWorld();const{renderTarget:r,activeMipmapLevel:i}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[s,o,a,l,c,f]=this.children,u=e.getRenderTarget(),d=e.getActiveCubeFace(),h=e.getActiveMipmapLevel(),m=e.xr.enabled;e.xr.enabled=!1;const v=r.texture.generateMipmaps;r.texture.generateMipmaps=!1,e.setRenderTarget(r,0,i),e.render(n,s),e.setRenderTarget(r,1,i),e.render(n,o),e.setRenderTarget(r,2,i),e.render(n,a),e.setRenderTarget(r,3,i),e.render(n,l),e.setRenderTarget(r,4,i),e.render(n,c),r.texture.generateMipmaps=v,e.setRenderTarget(r,5,i),e.render(n,f),e.setRenderTarget(u,d,h),e.xr.enabled=m,r.texture.needsPMREMUpdate=!0}}class cA extends on{constructor(e,n,r,i,s,o,a,l,c,f){e=e!==void 0?e:[],n=n!==void 0?n:bl,super(e,n,r,i,s,o,a,l,c,f),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class OF extends Wo{constructor(e=1,n={}){super(e,e,n),this.isWebGLCubeRenderTarget=!0;const r={width:e,height:e,depth:1},i=[r,r,r,r,r,r];this.texture=new cA(i,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=n.generateMipmaps!==void 0?n.generateMipmaps:!1,this.texture.minFilter=n.minFilter!==void 0?n.minFilter:hr}fromEquirectangularTexture(e,n){this.texture.type=n.type,this.texture.colorSpace=n.colorSpace,this.texture.generateMipmaps=n.generateMipmaps,this.texture.minFilter=n.minFilter,this.texture.magFilter=n.magFilter;const r={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 );

				}
			`},i=new Hl(5,5,5),s=new eo({name:"CubemapFromEquirect",uniforms:Rl(r.uniforms),vertexShader:r.vertexShader,fragmentShader:r.fragmentShader,side:tr,blending:Gs});s.uniforms.tEquirect.value=n;const o=new je(i,s),a=n.minFilter;return n.minFilter===Gi&&(n.minFilter=hr),new kF(1,10,this).update(e,o),n.minFilter=a,o.geometry.dispose(),o.material.dispose(),this}clear(e,n,r,i){const s=e.getRenderTarget();for(let o=0;o<6;o++)e.setRenderTarget(this,o),e.clear(n,r,i);e.setRenderTarget(s)}}const am=new k,FF=new k,UF=new Qe;class Ms{constructor(e=new k(1,0,0),n=0){this.isPlane=!0,this.normal=e,this.constant=n}set(e,n){return this.normal.copy(e),this.constant=n,this}setComponents(e,n,r,i){return this.normal.set(e,n,r),this.constant=i,this}setFromNormalAndCoplanarPoint(e,n){return this.normal.copy(e),this.constant=-n.dot(this.normal),this}setFromCoplanarPoints(e,n,r){const i=am.subVectors(r,n).cross(FF.subVectors(e,n)).normalize();return this.setFromNormalAndCoplanarPoint(i,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,n){return n.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,n){const r=e.delta(am),i=this.normal.dot(r);if(i===0)return this.distanceToPoint(e.start)===0?n.copy(e.start):null;const s=-(e.start.dot(this.normal)+this.constant)/i;return s<0||s>1?null:n.copy(e.start).addScaledVector(r,s)}intersectsLine(e){const n=this.distanceToPoint(e.start),r=this.distanceToPoint(e.end);return n<0&&r>0||r<0&&n>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,n){const r=n||UF.getNormalMatrix(e),i=this.coplanarPoint(am).applyMatrix4(e),s=this.normal.applyMatrix3(r).normalize();return this.constant=-i.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 mo=new bi,xd=new k;class Qy{constructor(e=new Ms,n=new Ms,r=new Ms,i=new Ms,s=new Ms,o=new Ms){this.planes=[e,n,r,i,s,o]}set(e,n,r,i,s,o){const a=this.planes;return a[0].copy(e),a[1].copy(n),a[2].copy(r),a[3].copy(i),a[4].copy(s),a[5].copy(o),this}copy(e){const n=this.planes;for(let r=0;r<6;r++)n[r].copy(e.planes[r]);return this}setFromProjectionMatrix(e,n=Wi){const r=this.planes,i=e.elements,s=i[0],o=i[1],a=i[2],l=i[3],c=i[4],f=i[5],u=i[6],d=i[7],h=i[8],m=i[9],v=i[10],g=i[11],p=i[12],x=i[13],_=i[14],w=i[15];if(r[0].setComponents(l-s,d-c,g-h,w-p).normalize(),r[1].setComponents(l+s,d+c,g+h,w+p).normalize(),r[2].setComponents(l+o,d+f,g+m,w+x).normalize(),r[3].setComponents(l-o,d-f,g-m,w-x).normalize(),r[4].setComponents(l-a,d-u,g-v,w-_).normalize(),n===Wi)r[5].setComponents(l+a,d+u,g+v,w+_).normalize();else if(n===Qf)r[5].setComponents(a,u,v,_).normalize();else throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+n);return this}intersectsObject(e){if(e.boundingSphere!==void 0)e.boundingSphere===null&&e.computeBoundingSphere(),mo.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const n=e.geometry;n.boundingSphere===null&&n.computeBoundingSphere(),mo.copy(n.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(mo)}intersectsSprite(e){return mo.center.set(0,0,0),mo.radius=.7071067811865476,mo.applyMatrix4(e.matrixWorld),this.intersectsSphere(mo)}intersectsSphere(e){const n=this.planes,r=e.center,i=-e.radius;for(let s=0;s<6;s++)if(n[s].distanceToPoint(r)<i)return!1;return!0}intersectsBox(e){const n=this.planes;for(let r=0;r<6;r++){const i=n[r];if(xd.x=i.normal.x>0?e.max.x:e.min.x,xd.y=i.normal.y>0?e.max.y:e.min.y,xd.z=i.normal.z>0?e.max.z:e.min.z,i.distanceToPoint(xd)<0)return!1}return!0}containsPoint(e){const n=this.planes;for(let r=0;r<6;r++)if(n[r].distanceToPoint(e)<0)return!1;return!0}clone(){return new this.constructor().copy(this)}}function uA(){let t=null,e=!1,n=null,r=null;function i(s,o){n(s,o),r=t.requestAnimationFrame(i)}return{start:function(){e!==!0&&n!==null&&(r=t.requestAnimationFrame(i),e=!0)},stop:function(){t.cancelAnimationFrame(r),e=!1},setAnimationLoop:function(s){n=s},setContext:function(s){t=s}}}function BF(t){const e=new WeakMap;function n(a,l){const c=a.array,f=a.usage,u=c.byteLength,d=t.createBuffer();t.bindBuffer(l,d),t.bufferData(l,c,f),a.onUploadCallback();let h;if(c instanceof Float32Array)h=t.FLOAT;else if(c instanceof Uint16Array)a.isFloat16BufferAttribute?h=t.HALF_FLOAT:h=t.UNSIGNED_SHORT;else if(c instanceof Int16Array)h=t.SHORT;else if(c instanceof Uint32Array)h=t.UNSIGNED_INT;else if(c instanceof Int32Array)h=t.INT;else if(c instanceof Int8Array)h=t.BYTE;else if(c instanceof Uint8Array)h=t.UNSIGNED_BYTE;else if(c instanceof Uint8ClampedArray)h=t.UNSIGNED_BYTE;else throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+c);return{buffer:d,type:h,bytesPerElement:c.BYTES_PER_ELEMENT,version:a.version,size:u}}function r(a,l,c){const f=l.array,u=l.updateRanges;if(t.bindBuffer(c,a),u.length===0)t.bufferSubData(c,0,f);else{u.sort((h,m)=>h.start-m.start);let d=0;for(let h=1;h<u.length;h++){const m=u[d],v=u[h];v.start<=m.start+m.count+1?m.count=Math.max(m.count,v.start+v.count-m.start):(++d,u[d]=v)}u.length=d+1;for(let h=0,m=u.length;h<m;h++){const v=u[h];t.bufferSubData(c,v.start*f.BYTES_PER_ELEMENT,f,v.start,v.count)}l.clearUpdateRanges()}l.onUploadCallback()}function i(a){return a.isInterleavedBufferAttribute&&(a=a.data),e.get(a)}function s(a){a.isInterleavedBufferAttribute&&(a=a.data);const l=e.get(a);l&&(t.deleteBuffer(l.buffer),e.delete(a))}function o(a,l){if(a.isInterleavedBufferAttribute&&(a=a.data),a.isGLBufferAttribute){const f=e.get(a);(!f||f.version<a.version)&&e.set(a,{buffer:a.buffer,type:a.type,bytesPerElement:a.elementSize,version:a.version});return}const c=e.get(a);if(c===void 0)e.set(a,n(a,l));else if(c.version<a.version){if(c.size!==a.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.");r(c.buffer,a,l),c.version=a.version}}return{get:i,remove:s,update:o}}class $h extends Wt{constructor(e=1,n=1,r=1,i=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:n,widthSegments:r,heightSegments:i};const s=e/2,o=n/2,a=Math.floor(r),l=Math.floor(i),c=a+1,f=l+1,u=e/a,d=n/l,h=[],m=[],v=[],g=[];for(let p=0;p<f;p++){const x=p*d-o;for(let _=0;_<c;_++){const w=_*u-s;m.push(w,-x,0),v.push(0,0,1),g.push(_/a),g.push(1-p/l)}}for(let p=0;p<l;p++)for(let x=0;x<a;x++){const _=x+c*p,w=x+c*(p+1),M=x+1+c*(p+1),T=x+1+c*p;h.push(_,w,T),h.push(w,M,T)}this.setIndex(h),this.setAttribute("position",new At(m,3)),this.setAttribute("normal",new At(v,3)),this.setAttribute("uv",new At(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new $h(e.width,e.height,e.widthSegments,e.heightSegments)}}var zF=`#ifdef USE_ALPHAHASH
	if ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;
#endif`,HF=`#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`,jF=`#ifdef USE_ALPHAMAP
	diffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;
#endif`,VF=`#ifdef USE_ALPHAMAP
	uniform sampler2D alphaMap;
#endif`,GF=`#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`,WF=`#ifdef USE_ALPHATEST
	uniform float alphaTest;
#endif`,XF=`#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`,$F=`#ifdef USE_AOMAP
	uniform sampler2D aoMap;
	uniform float aoMapIntensity;
#endif`,YF=`#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`,KF=`#ifdef USE_BATCHING
	mat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );
#endif`,qF=`vec3 transformed = vec3( position );
#ifdef USE_ALPHAHASH
	vPosition = vec3( position );
#endif`,ZF=`vec3 objectNormal = vec3( normal );
#ifdef USE_TANGENT
	vec3 objectTangent = vec3( tangent.xyz );
#endif`,QF=`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`,JF=`#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`,eU=`#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`,tU=`#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`,nU=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
	uniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];
#endif`,rU=`#if NUM_CLIPPING_PLANES > 0
	varying vec3 vClipPosition;
#endif`,iU=`#if NUM_CLIPPING_PLANES > 0
	vClipPosition = - mvPosition.xyz;
#endif`,sU=`#if defined( USE_COLOR_ALPHA )
	diffuseColor *= vColor;
#elif defined( USE_COLOR )
	diffuseColor.rgb *= vColor;
#endif`,oU=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR )
	varying vec3 vColor;
#endif`,aU=`#if defined( USE_COLOR_ALPHA )
	varying vec4 vColor;
#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )
	varying vec3 vColor;
#endif`,lU=`#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`,cU=`#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;
}
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`,uU=`#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`,dU=`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`,fU=`#ifdef USE_DISPLACEMENTMAP
	uniform sampler2D displacementMap;
	uniform float displacementScale;
	uniform float displacementBias;
#endif`,hU=`#ifdef USE_DISPLACEMENTMAP
	transformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );
#endif`,pU=`#ifdef USE_EMISSIVEMAP
	vec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );
	#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE
		emissiveColor = sRGBTransferEOTF( emissiveColor );
	#endif
	totalEmissiveRadiance *= emissiveColor.rgb;
#endif`,mU=`#ifdef USE_EMISSIVEMAP
	uniform sampler2D emissiveMap;
#endif`,gU="gl_FragColor = linearToOutputTexel( gl_FragColor );",vU=`vec4 LinearTransferOETF( in vec4 value ) {
	return value;
}
vec4 sRGBTransferEOTF( in vec4 value ) {
	return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );
}
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 );
}`,yU=`#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`,xU=`#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`,_U=`#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`,wU=`#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`,SU=`#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`,MU=`#ifdef USE_FOG
	vFogDepth = - mvPosition.z;
#endif`,bU=`#ifdef USE_FOG
	varying float vFogDepth;
#endif`,EU=`#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`,TU=`#ifdef USE_FOG
	uniform vec3 fogColor;
	varying float vFogDepth;
	#ifdef FOG_EXP2
		uniform float fogDensity;
	#else
		uniform float fogNear;
		uniform float fogFar;
	#endif
#endif`,AU=`#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
}`,CU=`#ifdef USE_LIGHTMAP
	uniform sampler2D lightMap;
	uniform float lightMapIntensity;
#endif`,RU=`LambertMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularStrength = specularStrength;`,PU=`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`,NU=`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`,DU=`#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`,LU=`ToonMaterial material;
material.diffuseColor = diffuseColor.rgb;`,IU=`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`,kU=`BlinnPhongMaterial material;
material.diffuseColor = diffuseColor.rgb;
material.specularColor = specular;
material.specularShininess = shininess;
material.specularStrength = specularStrength;`,OU=`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`,FU=`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`,UU=`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 );
}`,BU=`
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`,zU=`#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`,HU=`#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`,jU=`#if defined( USE_LOGDEPTHBUF )
	gl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;
#endif`,VU=`#if defined( USE_LOGDEPTHBUF )
	uniform float logDepthBufFC;
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,GU=`#ifdef USE_LOGDEPTHBUF
	varying float vFragDepth;
	varying float vIsPerspective;
#endif`,WU=`#ifdef USE_LOGDEPTHBUF
	vFragDepth = 1.0 + gl_Position.w;
	vIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );
#endif`,XU=`#ifdef USE_MAP
	vec4 sampledDiffuseColor = texture2D( map, vMapUv );
	#ifdef DECODE_VIDEO_TEXTURE
		sampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );
	#endif
	diffuseColor *= sampledDiffuseColor;
#endif`,$U=`#ifdef USE_MAP
	uniform sampler2D map;
#endif`,YU=`#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`,KU=`#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`,qU=`float metalnessFactor = metalness;
#ifdef USE_METALNESSMAP
	vec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );
	metalnessFactor *= texelMetalness.b;
#endif`,ZU=`#ifdef USE_METALNESSMAP
	uniform sampler2D metalnessMap;
#endif`,QU=`#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`,JU=`#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`,eB=`#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`,tB=`#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`,nB=`#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`,rB=`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;`,iB=`#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`,sB=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,oB=`#ifndef FLAT_SHADED
	varying vec3 vNormal;
	#ifdef USE_TANGENT
		varying vec3 vTangent;
		varying vec3 vBitangent;
	#endif
#endif`,aB=`#ifndef FLAT_SHADED
	vNormal = normalize( transformedNormal );
	#ifdef USE_TANGENT
		vTangent = normalize( transformedTangent );
		vBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );
	#endif
#endif`,lB=`#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`,cB=`#ifdef USE_CLEARCOAT
	vec3 clearcoatNormal = nonPerturbedNormal;
#endif`,uB=`#ifdef USE_CLEARCOAT_NORMALMAP
	vec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;
	clearcoatMapN.xy *= clearcoatNormalScale;
	clearcoatNormal = normalize( tbn2 * clearcoatMapN );
#endif`,dB=`#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`,fB=`#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif`,hB=`#ifdef OPAQUE
diffuseColor.a = 1.0;
#endif
#ifdef USE_TRANSMISSION
diffuseColor.a *= material.transmissionAlpha;
#endif
gl_FragColor = vec4( outgoingLight, diffuseColor.a );`,pB=`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 float ShiftRight8 = 1. / 256.;
const float Inv255 = 1. / 255.;
const vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );
const vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );
const vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );
const vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );
vec4 packDepthToRGBA( const in float v ) {
	if( v <= 0.0 )
		return vec4( 0., 0., 0., 0. );
	if( v >= 1.0 )
		return vec4( 1., 1., 1., 1. );
	float vuf;
	float af = modf( v * PackFactors.a, vuf );
	float bf = modf( vuf * ShiftRight8, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );
}
vec3 packDepthToRGB( const in float v ) {
	if( v <= 0.0 )
		return vec3( 0., 0., 0. );
	if( v >= 1.0 )
		return vec3( 1., 1., 1. );
	float vuf;
	float bf = modf( v * PackFactors.b, vuf );
	float gf = modf( vuf * ShiftRight8, vuf );
	return vec3( vuf * Inv255, gf * PackUpscale, bf );
}
vec2 packDepthToRG( const in float v ) {
	if( v <= 0.0 )
		return vec2( 0., 0. );
	if( v >= 1.0 )
		return vec2( 1., 1. );
	float vuf;
	float gf = modf( v * 256., vuf );
	return vec2( vuf * Inv255, gf );
}
float unpackRGBAToDepth( const in vec4 v ) {
	return dot( v, UnpackFactors4 );
}
float unpackRGBToDepth( const in vec3 v ) {
	return dot( v, UnpackFactors3 );
}
float unpackRGToDepth( const in vec2 v ) {
	return v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;
}
vec4 pack2HalfToRGBA( const in 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( const in 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 );
}`,mB=`#ifdef PREMULTIPLIED_ALPHA
	gl_FragColor.rgb *= gl_FragColor.a;
#endif`,gB=`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;`,vB=`#ifdef DITHERING
	gl_FragColor.rgb = dithering( gl_FragColor.rgb );
#endif`,yB=`#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`,xB=`float roughnessFactor = roughness;
#ifdef USE_ROUGHNESSMAP
	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );
	roughnessFactor *= texelRoughness.g;
#endif`,_B=`#ifdef USE_ROUGHNESSMAP
	uniform sampler2D roughnessMap;
#endif`,wB=`#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`,SB=`#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`,MB=`#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`,bB=`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;
}`,EB=`#ifdef USE_SKINNING
	mat4 boneMatX = getBoneMatrix( skinIndex.x );
	mat4 boneMatY = getBoneMatrix( skinIndex.y );
	mat4 boneMatZ = getBoneMatrix( skinIndex.z );
	mat4 boneMatW = getBoneMatrix( skinIndex.w );
#endif`,TB=`#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`,AB=`#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`,CB=`#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`,RB=`float specularStrength;
#ifdef USE_SPECULARMAP
	vec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );
	specularStrength = texelSpecular.r;
#else
	specularStrength = 1.0;
#endif`,PB=`#ifdef USE_SPECULARMAP
	uniform sampler2D specularMap;
#endif`,NB=`#if defined( TONE_MAPPING )
	gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );
#endif`,DB=`#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 CineonToneMapping( 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; }`,LB=`#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`,IB=`#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`,kB=`#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`,OB=`#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`,FB=`#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`,UB=`#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 BB=`varying vec2 vUv;
uniform mat3 uvTransform;
void main() {
	vUv = ( uvTransform * vec3( uv, 1 ) ).xy;
	gl_Position = vec4( position.xy, 1.0, 1.0 );
}`,zB=`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>
}`,HB=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,jB=`#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>
}`,VB=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
	gl_Position.z = gl_Position.w;
}`,GB=`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>
}`,WB=`#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;
}`,XB=`#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 );
	#elif DEPTH_PACKING == 3202
		gl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );
	#elif DEPTH_PACKING == 3203
		gl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );
	#endif
}`,$B=`#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;
}`,YB=`#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 );
}`,KB=`varying vec3 vWorldDirection;
#include <common>
void main() {
	vWorldDirection = transformDirection( position, modelMatrix );
	#include <begin_vertex>
	#include <project_vertex>
}`,qB=`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>
}`,ZB=`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>
}`,QB=`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>
}`,JB=`#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>
}`,ez=`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>
}`,tz=`#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>
}`,nz=`#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>
}`,rz=`#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;
}`,iz=`#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>
}`,sz=`#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
}`,oz=`#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
}`,az=`#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>
}`,lz=`#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>
}`,cz=`#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
}`,uz=`#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>
}`,dz=`#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>
}`,fz=`#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>
}`,hz=`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>
}`,pz=`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>
}`,mz=`#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>
}`,gz=`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>
}`,vz=`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[ 3 ];
	vec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );
	#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>
}`,yz=`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>
}`,it={alphahash_fragment:zF,alphahash_pars_fragment:HF,alphamap_fragment:jF,alphamap_pars_fragment:VF,alphatest_fragment:GF,alphatest_pars_fragment:WF,aomap_fragment:XF,aomap_pars_fragment:$F,batching_pars_vertex:YF,batching_vertex:KF,begin_vertex:qF,beginnormal_vertex:ZF,bsdfs:QF,iridescence_fragment:JF,bumpmap_pars_fragment:eU,clipping_planes_fragment:tU,clipping_planes_pars_fragment:nU,clipping_planes_pars_vertex:rU,clipping_planes_vertex:iU,color_fragment:sU,color_pars_fragment:oU,color_pars_vertex:aU,color_vertex:lU,common:cU,cube_uv_reflection_fragment:uU,defaultnormal_vertex:dU,displacementmap_pars_vertex:fU,displacementmap_vertex:hU,emissivemap_fragment:pU,emissivemap_pars_fragment:mU,colorspace_fragment:gU,colorspace_pars_fragment:vU,envmap_fragment:yU,envmap_common_pars_fragment:xU,envmap_pars_fragment:_U,envmap_pars_vertex:wU,envmap_physical_pars_fragment:DU,envmap_vertex:SU,fog_vertex:MU,fog_pars_vertex:bU,fog_fragment:EU,fog_pars_fragment:TU,gradientmap_pars_fragment:AU,lightmap_pars_fragment:CU,lights_lambert_fragment:RU,lights_lambert_pars_fragment:PU,lights_pars_begin:NU,lights_toon_fragment:LU,lights_toon_pars_fragment:IU,lights_phong_fragment:kU,lights_phong_pars_fragment:OU,lights_physical_fragment:FU,lights_physical_pars_fragment:UU,lights_fragment_begin:BU,lights_fragment_maps:zU,lights_fragment_end:HU,logdepthbuf_fragment:jU,logdepthbuf_pars_fragment:VU,logdepthbuf_pars_vertex:GU,logdepthbuf_vertex:WU,map_fragment:XU,map_pars_fragment:$U,map_particle_fragment:YU,map_particle_pars_fragment:KU,metalnessmap_fragment:qU,metalnessmap_pars_fragment:ZU,morphinstance_vertex:QU,morphcolor_vertex:JU,morphnormal_vertex:eB,morphtarget_pars_vertex:tB,morphtarget_vertex:nB,normal_fragment_begin:rB,normal_fragment_maps:iB,normal_pars_fragment:sB,normal_pars_vertex:oB,normal_vertex:aB,normalmap_pars_fragment:lB,clearcoat_normal_fragment_begin:cB,clearcoat_normal_fragment_maps:uB,clearcoat_pars_fragment:dB,iridescence_pars_fragment:fB,opaque_fragment:hB,packing:pB,premultiplied_alpha_fragment:mB,project_vertex:gB,dithering_fragment:vB,dithering_pars_fragment:yB,roughnessmap_fragment:xB,roughnessmap_pars_fragment:_B,shadowmap_pars_fragment:wB,shadowmap_pars_vertex:SB,shadowmap_vertex:MB,shadowmask_pars_fragment:bB,skinbase_vertex:EB,skinning_pars_vertex:TB,skinning_vertex:AB,skinnormal_vertex:CB,specularmap_fragment:RB,specularmap_pars_fragment:PB,tonemapping_fragment:NB,tonemapping_pars_fragment:DB,transmission_fragment:LB,transmission_pars_fragment:IB,uv_pars_fragment:kB,uv_pars_vertex:OB,uv_vertex:FB,worldpos_vertex:UB,background_vert:BB,background_frag:zB,backgroundCube_vert:HB,backgroundCube_frag:jB,cube_vert:VB,cube_frag:GB,depth_vert:WB,depth_frag:XB,distanceRGBA_vert:$B,distanceRGBA_frag:YB,equirect_vert:KB,equirect_frag:qB,linedashed_vert:ZB,linedashed_frag:QB,meshbasic_vert:JB,meshbasic_frag:ez,meshlambert_vert:tz,meshlambert_frag:nz,meshmatcap_vert:rz,meshmatcap_frag:iz,meshnormal_vert:sz,meshnormal_frag:oz,meshphong_vert:az,meshphong_frag:lz,meshphysical_vert:cz,meshphysical_frag:uz,meshtoon_vert:dz,meshtoon_frag:fz,points_vert:hz,points_frag:pz,shadow_vert:mz,shadow_frag:gz,sprite_vert:vz,sprite_frag:yz},me={common:{diffuse:{value:new Pe(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new Qe},alphaMap:{value:null},alphaMapTransform:{value:new Qe},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new Qe}},envmap:{envMap:{value:null},envMapRotation:{value:new Qe},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new Qe}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new Qe}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new Qe},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new Qe},normalScale:{value:new ze(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new Qe},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new Qe}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new Qe}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new Qe}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Pe(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMap:{value:[]},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotShadowMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMap:{value:[]},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new 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Qe},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:it.background_vert,fragmentShader:it.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new Qe}},vertexShader:it.backgroundCube_vert,fragmentShader:it.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:it.cube_vert,fragmentShader:it.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:it.equirect_vert,fragmentShader:it.equirect_frag},distanceRGBA:{uniforms:kn([me.common,me.displacementmap,{referencePosition:{value:new k},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:it.distanceRGBA_vert,fragmentShader:it.distanceRGBA_frag},shadow:{uniforms:kn([me.lights,me.fog,{color:{value:new Pe(0)},opacity:{value:1}}]),vertexShader:it.shadow_vert,fragmentShader:it.shadow_frag}};fi.physical={uniforms:kn([fi.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new Qe},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new Qe},clearcoatNormalScale:{value:new ze(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new Qe},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new Qe},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new Qe},sheen:{value:0},sheenColor:{value:new Pe(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new Qe},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new 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w=m(x);w===null?p(a,l):w&&w.isColor&&(p(w,1),_=!0);const M=t.xr.getEnvironmentBlendMode();M==="additive"?r.buffers.color.setClear(0,0,0,1,o):M==="alpha-blend"&&r.buffers.color.setClear(0,0,0,0,o),(t.autoClear||_)&&(r.buffers.depth.setTest(!0),r.buffers.depth.setMask(!0),r.buffers.color.setMask(!0),t.clear(t.autoClearColor,t.autoClearDepth,t.autoClearStencil))}function g(x,_){const w=m(_);w&&(w.isCubeTexture||w.mapping===Gh)?(f===void 0&&(f=new je(new Hl(1,1,1),new eo({name:"BackgroundCubeMaterial",uniforms:Rl(fi.backgroundCube.uniforms),vertexShader:fi.backgroundCube.vertexShader,fragmentShader:fi.backgroundCube.fragmentShader,side:tr,depthTest:!1,depthWrite:!1,fog:!1})),f.geometry.deleteAttribute("normal"),f.geometry.deleteAttribute("uv"),f.onBeforeRender=function(M,T,b){this.matrixWorld.copyPosition(b.matrixWorld)},Object.defineProperty(f.material,"envMap",{get:function(){return 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b==="mediump"&&t.getShaderPrecisionFormat(t.VERTEX_SHADER,t.MEDIUM_FLOAT).precision>0&&t.getShaderPrecisionFormat(t.FRAGMENT_SHADER,t.MEDIUM_FLOAT).precision>0?"mediump":"lowp"}let c=n.precision!==void 0?n.precision:"highp";const f=l(c);f!==c&&(console.warn("THREE.WebGLRenderer:",c,"not supported, using",f,"instead."),c=f);const u=n.logarithmicDepthBuffer===!0,d=n.reverseDepthBuffer===!0&&e.has("EXT_clip_control"),h=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),m=t.getParameter(t.MAX_VERTEX_TEXTURE_IMAGE_UNITS),v=t.getParameter(t.MAX_TEXTURE_SIZE),g=t.getParameter(t.MAX_CUBE_MAP_TEXTURE_SIZE),p=t.getParameter(t.MAX_VERTEX_ATTRIBS),x=t.getParameter(t.MAX_VERTEX_UNIFORM_VECTORS),_=t.getParameter(t.MAX_VARYING_VECTORS),w=t.getParameter(t.MAX_FRAGMENT_UNIFORM_VECTORS),M=m>0,T=t.getParameter(t.MAX_SAMPLES);return{isWebGL2:!0,getMaxAnisotropy:s,getMaxPrecision:l,textureFormatReadable:o,textureTypeReadable:a,precision:c,logarithmicDepthBuffer:u,reverseDepthBuffer:d,maxTextures:h,maxVertexTextures:m,maxTextureSize:v,maxCubemapSize:g,maxAttributes:p,maxVertexUniforms:x,maxVaryings:_,maxFragmentUniforms:w,vertexTextures:M,maxSamples:T}}function bz(t){const e=this;let n=null,r=0,i=!1,s=!1;const o=new Ms,a=new Qe,l={value:null,needsUpdate:!1};this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(u,d){const h=u.length!==0||d||r!==0||i;return i=d,r=u.length,h},this.beginShadows=function(){s=!0,f(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(u,d){n=f(u,d,0)},this.setState=function(u,d,h){const m=u.clippingPlanes,v=u.clipIntersection,g=u.clipShadows,p=t.get(u);if(!i||m===null||m.length===0||s&&!g)s?f(null):c();else{const x=s?0:r,_=x*4;let w=p.clippingState||null;l.value=w,w=f(m,d,_,h);for(let M=0;M!==_;++M)w[M]=n[M];p.clippingState=w,this.numIntersection=v?this.numPlanes:0,this.numPlanes+=x}};function c(){l.value!==n&&(l.value=n,l.needsUpdate=r>0),e.numPlanes=r,e.numIntersection=0}function f(u,d,h,m){const v=u!==null?u.length:0;let g=null;if(v!==0){if(g=l.value,m!==!0||g===null){const p=h+v*4,x=d.matrixWorldInverse;a.getNormalMatrix(x),(g===null||g.length<p)&&(g=new Float32Array(p));for(let _=0,w=h;_!==v;++_,w+=4)o.copy(u[_]).applyMatrix4(x,a),o.normal.toArray(g,w),g[w+3]=o.constant}l.value=g,l.needsUpdate=!0}return e.numPlanes=v,e.numIntersection=0,g}}function Ez(t){let e=new WeakMap;function n(o,a){return a===qf?o.mapping=bl:a===cv&&(o.mapping=El),o}function r(o){if(o&&o.isTexture){const a=o.mapping;if(a===qf||a===cv)if(e.has(o)){const l=e.get(o).texture;return n(l,o.mapping)}else{const l=o.image;if(l&&l.height>0){const c=new OF(l.height);return c.fromEquirectangularTexture(t,o),e.set(o,c),o.addEventListener("dispose",i),n(c.texture,o.mapping)}else return null}}return o}function i(o){const a=o.target;a.removeEventListener("dispose",i);const l=e.get(a);l!==void 0&&(e.delete(a),l.dispose())}function s(){e=new WeakMap}return{get:r,dispose:s}}class Hi extends lA{constructor(e=-1,n=1,r=1,i=-1,s=.1,o=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=n,this.top=r,this.bottom=i,this.near=s,this.far=o,this.updateProjectionMatrix()}copy(e,n){return super.copy(e,n),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,n,r,i,s,o){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=n,this.view.offsetX=r,this.view.offsetY=i,this.view.width=s,this.view.height=o,this.updateProjectionMatrix()}clearViewOffset(){this.view!==null&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),n=(this.top-this.bottom)/(2*this.zoom),r=(this.right+this.left)/2,i=(this.top+this.bottom)/2;let s=r-e,o=r+e,a=i+n,l=i-n;if(this.view!==null&&this.view.enabled){const c=(this.right-this.left)/this.view.fullWidth/this.zoom,f=(this.top-this.bottom)/this.view.fullHeight/this.zoom;s+=c*this.view.offsetX,o=s+c*this.view.width,a-=f*this.view.offsetY,l=a-f*this.view.height}this.projectionMatrix.makeOrthographic(s,o,a,l,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const n=super.toJSON(e);return n.object.zoom=this.zoom,n.object.left=this.left,n.object.right=this.right,n.object.top=this.top,n.object.bottom=this.bottom,n.object.near=this.near,n.object.far=this.far,this.view!==null&&(n.object.view=Object.assign({},this.view)),n}}const Fa=4,eS=[.125,.215,.35,.446,.526,.582],Mo=20,lm=new Hi,tS=new Pe;let cm=null,um=0,dm=0,fm=!1;const wo=(1+Math.sqrt(5))/2,va=1/wo,nS=[new k(-wo,va,0),new k(wo,va,0),new k(-va,0,wo),new k(va,0,wo),new k(0,wo,-va),new k(0,wo,va),new k(-1,1,-1),new k(1,1,-1),new k(-1,1,1),new k(1,1,1)];class rS{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,n=0,r=.1,i=100){cm=this._renderer.getRenderTarget(),um=this._renderer.getActiveCubeFace(),dm=this._renderer.getActiveMipmapLevel(),fm=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(256);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,r,i,s),n>0&&this._blur(s,0,0,n),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e,n=null){return this._fromTexture(e,n)}fromCubemap(e,n=null){return this._fromTexture(e,n)}compileCubemapShader(){this._cubemapMaterial===null&&(this._cubemapMaterial=oS(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){this._equirectMaterial===null&&(this._equirectMaterial=sS(),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(cm,um,dm),this._renderer.xr.enabled=fm,e.scissorTest=!1,wd(e,0,0,e.width,e.height)}_fromTexture(e,n){e.mapping===bl||e.mapping===El?this._setSize(e.image.length===0?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),cm=this._renderer.getRenderTarget(),um=this._renderer.getActiveCubeFace(),dm=this._renderer.getActiveMipmapLevel(),fm=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const r=n||this._allocateTargets();return this._textureToCubeUV(e,r),this._applyPMREM(r),this._cleanup(r),r}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),n=4*this._cubeSize,r={magFilter:hr,minFilter:hr,generateMipmaps:!1,type:Tu,format:Cr,colorSpace:Ln,depthBuffer:!1},i=iS(e,n,r);if(this._pingPongRenderTarget===null||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==n){this._pingPongRenderTarget!==null&&this._dispose(),this._pingPongRenderTarget=iS(e,n,r);const{_lodMax:s}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=Tz(s)),this._blurMaterial=Az(s,e,n)}return i}_compileMaterial(e){const n=new je(this._lodPlanes[0],e);this._renderer.compile(n,lm)}_sceneToCubeUV(e,n,r,i){const a=new dn(90,1,n,r),l=[1,-1,1,1,1,1],c=[1,1,1,-1,-1,-1],f=this._renderer,u=f.autoClear,d=f.toneMapping;f.getClearColor(tS),f.toneMapping=Ws,f.autoClear=!1;const h=new Xi({name:"PMREM.Background",side:tr,depthWrite:!1,depthTest:!1}),m=new je(new Hl,h);let v=!1;const g=e.background;g?g.isColor&&(h.color.copy(g),e.background=null,v=!0):(h.color.copy(tS),v=!0);for(let p=0;p<6;p++){const x=p%3;x===0?(a.up.set(0,l[p],0),a.lookAt(c[p],0,0)):x===1?(a.up.set(0,0,l[p]),a.lookAt(0,c[p],0)):(a.up.set(0,l[p],0),a.lookAt(0,0,c[p]));const _=this._cubeSize;wd(i,x*_,p>2?_:0,_,_),f.setRenderTarget(i),v&&f.render(m,a),f.render(e,a)}m.geometry.dispose(),m.material.dispose(),f.toneMapping=d,f.autoClear=u,e.background=g}_textureToCubeUV(e,n){const r=this._renderer,i=e.mapping===bl||e.mapping===El;i?(this._cubemapMaterial===null&&(this._cubemapMaterial=oS()),this._cubemapMaterial.uniforms.flipEnvMap.value=e.isRenderTargetTexture===!1?-1:1):this._equirectMaterial===null&&(this._equirectMaterial=sS());const s=i?this._cubemapMaterial:this._equirectMaterial,o=new je(this._lodPlanes[0],s),a=s.uniforms;a.envMap.value=e;const l=this._cubeSize;wd(n,0,0,3*l,2*l),r.setRenderTarget(n),r.render(o,lm)}_applyPMREM(e){const n=this._renderer,r=n.autoClear;n.autoClear=!1;const i=this._lodPlanes.length;for(let s=1;s<i;s++){const o=Math.sqrt(this._sigmas[s]*this._sigmas[s]-this._sigmas[s-1]*this._sigmas[s-1]),a=nS[(i-s-1)%nS.length];this._blur(e,s-1,s,o,a)}n.autoClear=r}_blur(e,n,r,i,s){const o=this._pingPongRenderTarget;this._halfBlur(e,o,n,r,i,"latitudinal",s),this._halfBlur(o,e,r,r,i,"longitudinal",s)}_halfBlur(e,n,r,i,s,o,a){const l=this._renderer,c=this._blurMaterial;o!=="latitudinal"&&o!=="longitudinal"&&console.error("blur direction must be either latitudinal or longitudinal!");const f=3,u=new je(this._lodPlanes[i],c),d=c.uniforms,h=this._sizeLods[r]-1,m=isFinite(s)?Math.PI/(2*h):2*Math.PI/(2*Mo-1),v=s/m,g=isFinite(s)?1+Math.floor(f*v):Mo;g>Mo&&console.warn(`sigmaRadians, ${s}, is too large and will clip, as it requested ${g} samples when the maximum is set to ${Mo}`);const p=[];let x=0;for(let b=0;b<Mo;++b){const C=b/v,A=Math.exp(-C*C/2);p.push(A),b===0?x+=A:b<g&&(x+=2*A)}for(let b=0;b<p.length;b++)p[b]=p[b]/x;d.envMap.value=e.texture,d.samples.value=g,d.weights.value=p,d.latitudinal.value=o==="latitudinal",a&&(d.poleAxis.value=a);const{_lodMax:_}=this;d.dTheta.value=m,d.mipInt.value=_-r;const w=this._sizeLods[i],M=3*w*(i>_-Fa?i-_+Fa:0),T=4*(this._cubeSize-w);wd(n,M,T,3*w,2*w),l.setRenderTarget(n),l.render(u,lm)}}function Tz(t){const e=[],n=[],r=[];let i=t;const s=t-Fa+1+eS.length;for(let o=0;o<s;o++){const a=Math.pow(2,i);n.push(a);let l=1/a;o>t-Fa?l=eS[o-t+Fa-1]:o===0&&(l=0),r.push(l);const c=1/(a-2),f=-c,u=1+c,d=[f,f,u,f,u,u,f,f,u,u,f,u],h=6,m=6,v=3,g=2,p=1,x=new Float32Array(v*m*h),_=new Float32Array(g*m*h),w=new Float32Array(p*m*h);for(let T=0;T<h;T++){const b=T%3*2/3-1,C=T>2?0:-1,A=[b,C,0,b+2/3,C,0,b+2/3,C+1,0,b,C,0,b+2/3,C+1,0,b,C+1,0];x.set(A,v*m*T),_.set(d,g*m*T);const E=[T,T,T,T,T,T];w.set(E,p*m*T)}const M=new Wt;M.setAttribute("position",new hn(x,v)),M.setAttribute("uv",new hn(_,g)),M.setAttribute("faceIndex",new hn(w,p)),e.push(M),i>Fa&&i--}return{lodPlanes:e,sizeLods:n,sigmas:r}}function iS(t,e,n){const r=new Wo(t,e,n);return r.texture.mapping=Gh,r.texture.name="PMREM.cubeUv",r.scissorTest=!0,r}function wd(t,e,n,r,i){t.viewport.set(e,n,r,i),t.scissor.set(e,n,r,i)}function Az(t,e,n){const r=new Float32Array(Mo),i=new k(0,1,0);return new eo({name:"SphericalGaussianBlur",defines:{n:Mo,CUBEUV_TEXEL_WIDTH:1/e,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${t}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:Jy(),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:Gs,depthTest:!1,depthWrite:!1})}function sS(){return new eo({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Jy(),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:Gs,depthTest:!1,depthWrite:!1})}function oS(){return new eo({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Jy(),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:Gs,depthTest:!1,depthWrite:!1})}function Jy(){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 Cz(t){let e=new WeakMap,n=null;function r(a){if(a&&a.isTexture){const l=a.mapping,c=l===qf||l===cv,f=l===bl||l===El;if(c||f){let u=e.get(a);const d=u!==void 0?u.texture.pmremVersion:0;if(a.isRenderTargetTexture&&a.pmremVersion!==d)return n===null&&(n=new rS(t)),u=c?n.fromEquirectangular(a,u):n.fromCubemap(a,u),u.texture.pmremVersion=a.pmremVersion,e.set(a,u),u.texture;if(u!==void 0)return u.texture;{const h=a.image;return c&&h&&h.height>0||f&&h&&i(h)?(n===null&&(n=new rS(t)),u=c?n.fromEquirectangular(a):n.fromCubemap(a),u.texture.pmremVersion=a.pmremVersion,e.set(a,u),a.addEventListener("dispose",s),u.texture):null}}}return a}function i(a){let l=0;const c=6;for(let f=0;f<c;f++)a[f]!==void 0&&l++;return l===c}function s(a){const l=a.target;l.removeEventListener("dispose",s);const c=e.get(l);c!==void 0&&(e.delete(l),c.dispose())}function o(){e=new WeakMap,n!==null&&(n.dispose(),n=null)}return{get:r,dispose:o}}function Rz(t){const e={};function n(r){if(e[r]!==void 0)return e[r];let i;switch(r){case"WEBGL_depth_texture":i=t.getExtension("WEBGL_depth_texture")||t.getExtension("MOZ_WEBGL_depth_texture")||t.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":i=t.getExtension("EXT_texture_filter_anisotropic")||t.getExtension("MOZ_EXT_texture_filter_anisotropic")||t.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":i=t.getExtension("WEBGL_compressed_texture_s3tc")||t.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":i=t.getExtension("WEBGL_compressed_texture_pvrtc")||t.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:i=t.getExtension(r)}return e[r]=i,i}return{has:function(r){return n(r)!==null},init:function(){n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance"),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture"),n("WEBGL_render_shared_exponent")},get:function(r){const i=n(r);return i===null&&wc("THREE.WebGLRenderer: "+r+" extension not supported."),i}}}function Pz(t,e,n,r){const i={},s=new WeakMap;function o(u){const d=u.target;d.index!==null&&e.remove(d.index);for(const m in d.attributes)e.remove(d.attributes[m]);for(const m in d.morphAttributes){const v=d.morphAttributes[m];for(let g=0,p=v.length;g<p;g++)e.remove(v[g])}d.removeEventListener("dispose",o),delete i[d.id];const h=s.get(d);h&&(e.remove(h),s.delete(d)),r.releaseStatesOfGeometry(d),d.isInstancedBufferGeometry===!0&&delete d._maxInstanceCount,n.memory.geometries--}function a(u,d){return i[d.id]===!0||(d.addEventListener("dispose",o),i[d.id]=!0,n.memory.geometries++),d}function l(u){const d=u.attributes;for(const m in 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`].filter(Sc).join(`
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Material Name: `+N.name+`
Material Type: `+N.type+`

Program Info Log: `+F+`
`+j+`
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le=0;z.morphAttributes.position!==void 0&&(le=1),z.morphAttributes.normal!==void 0&&(le=2),z.morphAttributes.color!==void 0&&(le=3);let pe,$,ee,se;if(V){const _t=fi[V];pe=_t.vertexShader,$=_t.fragmentShader}else pe=A.vertexShader,$=A.fragmentShader,l.update(A),ee=l.getVertexShaderID(A),se=l.getFragmentShaderID(A);const Z=t.getRenderTarget(),ue=t.state.buffers.depth.getReversed(),Me=I.isInstancedMesh===!0,ye=I.isBatchedMesh===!0,ke=!!A.map,Se=!!A.matcap,nt=!!j,H=!!A.aoMap,Xt=!!A.lightMap,Ve=!!A.bumpMap,qe=!!A.normalMap,Ue=!!A.displacementMap,Ye=!!A.emissiveMap,Oe=!!A.metalnessMap,L=!!A.roughnessMap,R=A.anisotropy>0,X=A.clearcoat>0,ie=A.dispersion>0,oe=A.iridescence>0,ne=A.sheen>0,Re=A.transmission>0,ge=R&&!!A.anisotropyMap,_e=X&&!!A.clearcoatMap,ct=X&&!!A.clearcoatNormalMap,de=X&&!!A.clearcoatRoughnessMap,Te=oe&&!!A.iridescenceMap,Be=oe&&!!A.iridescenceThicknessMap,Ge=ne&&!!A.sheenColorMap,Ee=ne&&!!A.sheenRoughnessMap,Ke=!!A.specularMap,Ze=!!A.specularColorMap,be=!!A.specularIntensityMap,B=Re&&!!A.transmissionMap,ae=Re&&!!A.thicknessMap,q=!!A.gradientMap,te=!!A.alphaMap,ve=A.alphaTest>0,xe=!!A.alphaHash,Je=!!A.extensions;let Ht=Ws;A.toneMapped&&(Z===null||Z.isXRRenderTarget===!0)&&(Ht=t.toneMapping);const wn={shaderID:V,shaderType:A.type,shaderName:A.name,vertexShader:pe,fragmentShader:$,defines:A.defines,customVertexShaderID:ee,customFragmentShaderID:se,isRawShaderMaterial:A.isRawShaderMaterial===!0,glslVersion:A.glslVersion,precision:h,batching:ye,batchingColor:ye&&I._colorsTexture!==null,instancing:Me,instancingColor:Me&&I.instanceColor!==null,instancingMorph:Me&&I.morphTexture!==null,supportsVertexTextures:d,outputColorSpace:Z===null?t.outputColorSpace:Z.isXRRenderTarget===!0?Z.texture.colorSpace:Ln,alphaToCoverage:!!A.alphaToCoverage,map:ke,matcap:Se,envMap:nt,envMapMode:nt&&j.mapping,envMapCubeUVHeight:D,aoMap:H,lightMap:Xt,bumpMap:Ve,normalMap:qe,displacementMap:d&&Ue,emissiveMap:Ye,normalMapObjectSpace:qe&&A.normalMapType===jO,normalMapTangentSpace:qe&&A.normalMapType===Wh,metalnessMap:Oe,roughnessMap:L,anisotropy:R,anisotropyMap:ge,clearcoat:X,clearcoatMap:_e,clearcoatNormalMap:ct,clearcoatRoughnessMap:de,dispersion:ie,iridescence:oe,iridescenceMap:Te,iridescenceThicknessMap:Be,sheen:ne,sheenColorMap:Ge,sheenRoughnessMap:Ee,specularMap:Ke,specularColorMap:Ze,specularIntensityMap:be,transmission:Re,transmissionMap:B,thicknessMap:ae,gradientMap:q,opaque:A.transparent===!1&&A.blending===qa&&A.alphaToCoverage===!1,alphaMap:te,alphaTest:ve,alphaHash:xe,combine:A.combine,mapUv:ke&&v(A.map.channel),aoMapUv:H&&v(A.aoMap.channel),lightMapUv:Xt&&v(A.lightMap.channel),bumpMapUv:Ve&&v(A.bumpMap.channel),normalMapUv:qe&&v(A.normalMap.channel),displacementMapUv:Ue&&v(A.displacementMap.channel),emissiveMapUv:Ye&&v(A.emissiveMap.channel),metalnessMapUv:Oe&&v(A.metalnessMap.channel),roughnessMapUv:L&&v(A.roughnessMap.channel),anisotropyMapUv:ge&&v(A.anisotropyMap.channel),clearcoatMapUv:_e&&v(A.clearcoatMap.channel),clearcoatNormalMapUv:ct&&v(A.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:de&&v(A.clearcoatRoughnessMap.channel),iridescenceMapUv:Te&&v(A.iridescenceMap.channel),iridescenceThicknessMapUv:Be&&v(A.iridescenceThicknessMap.channel),sheenColorMapUv:Ge&&v(A.sheenColorMap.channel),sheenRoughnessMapUv:Ee&&v(A.sheenRoughnessMap.channel),specularMapUv:Ke&&v(A.specularMap.channel),specularColorMapUv:Ze&&v(A.specularColorMap.channel),specularIntensityMapUv:be&&v(A.specularIntensityMap.channel),transmissionMapUv:B&&v(A.transmissionMap.channel),thicknessMapUv:ae&&v(A.thicknessMap.channel),alphaMapUv:te&&v(A.alphaMap.channel),vertexTangents:!!z.attributes.tangent&&(qe||R),vertexColors:A.vertexColors,vertexAlphas:A.vertexColors===!0&&!!z.attributes.color&&z.attributes.color.itemSize===4,pointsUvs:I.isPoints===!0&&!!z.attributes.uv&&(ke||te),fog:!!U,useFog:A.fog===!0,fogExp2:!!U&&U.isFogExp2,flatShading:A.flatShading===!0,sizeAttenuation:A.sizeAttenuation===!0,logarithmicDepthBuffer:u,reverseDepthBuffer:ue,skinning:I.isSkinnedMesh===!0,morphTargets:z.morphAttributes.position!==void 0,morphNormals:z.morphAttributes.normal!==void 0,morphColors:z.morphAttributes.color!==void 0,morphTargetsCount:J,morphTextureStride:le,numDirLights:E.directional.length,numPointLights:E.point.length,numSpotLights:E.spot.length,numSpotLightMaps:E.spotLightMap.length,numRectAreaLights:E.rectArea.length,numHemiLights:E.hemi.length,numDirLightShadows:E.directionalShadowMap.length,numPointLightShadows:E.pointShadowMap.length,numSpotLightShadows:E.spotShadowMap.length,numSpotLightShadowsWithMaps:E.numSpotLightShadowsWithMaps,numLightProbes:E.numLightProbes,numClippingPlanes:o.numPlanes,numClipIntersection:o.numIntersection,dithering:A.dithering,shadowMapEnabled:t.shadowMap.enabled&&N.length>0,shadowMapType:t.shadowMap.type,toneMapping:Ht,decodeVideoTexture:ke&&A.map.isVideoTexture===!0&&$e.getTransfer(A.map.colorSpace)===Mt,decodeVideoTextureEmissive:Ye&&A.emissiveMap.isVideoTexture===!0&&$e.getTransfer(A.emissiveMap.colorSpace)===Mt,premultipliedAlpha:A.premultipliedAlpha,doubleSided:A.side===pi,flipSided:A.side===tr,useDepthPacking:A.depthPacking>=0,depthPacking:A.depthPacking||0,index0AttributeName:A.index0AttributeName,extensionClipCullDistance:Je&&A.extensions.clipCullDistance===!0&&r.has("WEBGL_clip_cull_distance"),extensionMultiDraw:(Je&&A.extensions.multiDraw===!0||ye)&&r.has("WEBGL_multi_draw"),rendererExtensionParallelShaderCompile:r.has("KHR_parallel_shader_compile"),customProgramCacheKey:A.customProgramCacheKey()};return wn.vertexUv1s=c.has(1),wn.vertexUv2s=c.has(2),wn.vertexUv3s=c.has(3),c.clear(),wn}function p(A){const E=[];if(A.shaderID?E.push(A.shaderID):(E.push(A.customVertexShaderID),E.push(A.customFragmentShaderID)),A.defines!==void 0)for(const N in A.defines)E.push(N),E.push(A.defines[N]);return A.isRawShaderMaterial===!1&&(x(E,A),_(E,A),E.push(t.outputColorSpace)),E.push(A.customProgramCacheKey),E.join()}function x(A,E){A.push(E.precision),A.push(E.outputColorSpace),A.push(E.envMapMode),A.push(E.envMapCubeUVHeight),A.push(E.mapUv),A.push(E.alphaMapUv),A.push(E.lightMapUv),A.push(E.aoMapUv),A.push(E.bumpMapUv),A.push(E.normalMapUv),A.push(E.displacementMapUv),A.push(E.emissiveMapUv),A.push(E.metalnessMapUv),A.push(E.roughnessMapUv),A.push(E.anisotropyMapUv),A.push(E.clearcoatMapUv),A.push(E.clearcoatNormalMapUv),A.push(E.clearcoatRoughnessMapUv),A.push(E.iridescenceMapUv),A.push(E.iridescenceThicknessMapUv),A.push(E.sheenColorMapUv),A.push(E.sheenRoughnessMapUv),A.push(E.specularMapUv),A.push(E.specularColorMapUv),A.push(E.specularIntensityMapUv),A.push(E.transmissionMapUv),A.push(E.thicknessMapUv),A.push(E.combine),A.push(E.fogExp2),A.push(E.sizeAttenuation),A.push(E.morphTargetsCount),A.push(E.morphAttributeCount),A.push(E.numDirLights),A.push(E.numPointLights),A.push(E.numSpotLights),A.push(E.numSpotLightMaps),A.push(E.numHemiLights),A.push(E.numRectAreaLights),A.push(E.numDirLightShadows),A.push(E.numPointLightShadows),A.push(E.numSpotLightShadows),A.push(E.numSpotLightShadowsWithMaps),A.push(E.numLightProbes),A.push(E.shadowMapType),A.push(E.toneMapping),A.push(E.numClippingPlanes),A.push(E.numClipIntersection),A.push(E.depthPacking)}function _(A,E){a.disableAll(),E.supportsVertexTextures&&a.enable(0),E.instancing&&a.enable(1),E.instancingColor&&a.enable(2),E.instancingMorph&&a.enable(3),E.matcap&&a.enable(4),E.envMap&&a.enable(5),E.normalMapObjectSpace&&a.enable(6),E.normalMapTangentSpace&&a.enable(7),E.clearcoat&&a.enable(8),E.iridescence&&a.enable(9),E.alphaTest&&a.enable(10),E.vertexColors&&a.enable(11),E.vertexAlphas&&a.enable(12),E.vertexUv1s&&a.enable(13),E.vertexUv2s&&a.enable(14),E.vertexUv3s&&a.enable(15),E.vertexTangents&&a.enable(16),E.anisotropy&&a.enable(17),E.alphaHash&&a.enable(18),E.batching&&a.enable(19),E.dispersion&&a.enable(20),E.batchingColor&&a.enable(21),A.push(a.mask),a.disableAll(),E.fog&&a.enable(0),E.useFog&&a.enable(1),E.flatShading&&a.enable(2),E.logarithmicDepthBuffer&&a.enable(3),E.reverseDepthBuffer&&a.enable(4),E.skinning&&a.enable(5),E.morphTargets&&a.enable(6),E.morphNormals&&a.enable(7),E.morphColors&&a.enable(8),E.premultipliedAlpha&&a.enable(9),E.shadowMapEnabled&&a.enable(10),E.doubleSided&&a.enable(11),E.flipSided&&a.enable(12),E.useDepthPacking&&a.enable(13),E.dithering&&a.enable(14),E.transmission&&a.enable(15),E.sheen&&a.enable(16),E.opaque&&a.enable(17),E.pointsUvs&&a.enable(18),E.decodeVideoTexture&&a.enable(19),E.decodeVideoTextureEmissive&&a.enable(20),E.alphaToCoverage&&a.enable(21),A.push(a.mask)}function w(A){const E=m[A.type];let N;if(E){const F=fi[E];N=DF.clone(F.uniforms)}else N=A.uniforms;return N}function M(A,E){let N;for(let F=0,I=f.length;F<I;F++){const U=f[F];if(U.cacheKey===E){N=U,++N.usedTimes;break}}return N===void 0&&(N=new W4(t,E,A,s),f.push(N)),N}function T(A){if(--A.usedTimes===0){const E=f.indexOf(A);f[E]=f[f.length-1],f.pop(),A.destroy()}}function b(A){l.remove(A)}function C(){l.dispose()}return{getParameters:g,getProgramCacheKey:p,getUniforms:w,acquireProgram:M,releaseProgram:T,releaseShaderCache:b,programs:f,dispose:C}}function q4(){let t=new WeakMap;function e(o){return t.has(o)}function n(o){let a=t.get(o);return a===void 0&&(a={},t.set(o,a)),a}function r(o){t.delete(o)}function i(o,a,l){t.get(o)[a]=l}function s(){t=new WeakMap}return{has:e,get:n,remove:r,update:i,dispose:s}}function Z4(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.material.id!==e.material.id?t.material.id-e.material.id:t.z!==e.z?t.z-e.z:t.id-e.id}function wS(t,e){return t.groupOrder!==e.groupOrder?t.groupOrder-e.groupOrder:t.renderOrder!==e.renderOrder?t.renderOrder-e.renderOrder:t.z!==e.z?e.z-t.z:t.id-e.id}function SS(){const t=[];let e=0;const n=[],r=[],i=[];function s(){e=0,n.length=0,r.length=0,i.length=0}function o(u,d,h,m,v,g){let p=t[e];return p===void 0?(p={id:u.id,object:u,geometry:d,material:h,groupOrder:m,renderOrder:u.renderOrder,z:v,group:g},t[e]=p):(p.id=u.id,p.object=u,p.geometry=d,p.material=h,p.groupOrder=m,p.renderOrder=u.renderOrder,p.z=v,p.group=g),e++,p}function a(u,d,h,m,v,g){const p=o(u,d,h,m,v,g);h.transmission>0?r.push(p):h.transparent===!0?i.push(p):n.push(p)}function l(u,d,h,m,v,g){const p=o(u,d,h,m,v,g);h.transmission>0?r.unshift(p):h.transparent===!0?i.unshift(p):n.unshift(p)}function c(u,d){n.length>1&&n.sort(u||Z4),r.length>1&&r.sort(d||wS),i.length>1&&i.sort(d||wS)}function f(){for(let u=e,d=t.length;u<d;u++){const h=t[u];if(h.id===null)break;h.id=null,h.object=null,h.geometry=null,h.material=null,h.group=null}}return{opaque:n,transmissive:r,transparent:i,init:s,push:a,unshift:l,finish:f,sort:c}}function Q4(){let t=new WeakMap;function e(r,i){const s=t.get(r);let o;return s===void 0?(o=new SS,t.set(r,[o])):i>=s.length?(o=new SS,s.push(o)):o=s[i],o}function n(){t=new WeakMap}return{get:e,dispose:n}}function J4(){const t={};return{get:function(e){if(t[e.id]!==void 0)return t[e.id];let n;switch(e.type){case"DirectionalLight":n={direction:new k,color:new Pe};break;case"SpotLight":n={position:new k,direction:new k,color:new Pe,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new k,color:new Pe,distance:0,decay:0};break;case"HemisphereLight":n={direction:new k,skyColor:new Pe,groundColor:new Pe};break;case"RectAreaLight":n={color:new Pe,position:new k,halfWidth:new k,halfHeight:new k};break}return t[e.id]=n,n}}}function eH(){const t={};return{get:function(e){if(t[e.id]!==void 0)return t[e.id];let n;switch(e.type){case"DirectionalLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ze};break;case"SpotLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ze};break;case"PointLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new ze,shadowCameraNear:1,shadowCameraFar:1e3};break}return t[e.id]=n,n}}}let tH=0;function nH(t,e){return(e.castShadow?2:0)-(t.castShadow?2:0)+(e.map?1:0)-(t.map?1:0)}function rH(t){const e=new J4,n=eH(),r={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 c=0;c<9;c++)r.probe.push(new k);const i=new k,s=new Ce,o=new Ce;function a(c){let f=0,u=0,d=0;for(let A=0;A<9;A++)r.probe[A].set(0,0,0);let h=0,m=0,v=0,g=0,p=0,x=0,_=0,w=0,M=0,T=0,b=0;c.sort(nH);for(let A=0,E=c.length;A<E;A++){const N=c[A],F=N.color,I=N.intensity,U=N.distance,z=N.shadow&&N.shadow.map?N.shadow.map.texture:null;if(N.isAmbientLight)f+=F.r*I,u+=F.g*I,d+=F.b*I;else if(N.isLightProbe){for(let O=0;O<9;O++)r.probe[O].addScaledVector(N.sh.coefficients[O],I);b++}else if(N.isDirectionalLight){const O=e.get(N);if(O.color.copy(N.color).multiplyScalar(N.intensity),N.castShadow){const j=N.shadow,D=n.get(N);D.shadowIntensity=j.intensity,D.shadowBias=j.bias,D.shadowNormalBias=j.normalBias,D.shadowRadius=j.radius,D.shadowMapSize=j.mapSize,r.directionalShadow[h]=D,r.directionalShadowMap[h]=z,r.directionalShadowMatrix[h]=N.shadow.matrix,x++}r.directional[h]=O,h++}else if(N.isSpotLight){const O=e.get(N);O.position.setFromMatrixPosition(N.matrixWorld),O.color.copy(F).multiplyScalar(I),O.distance=U,O.coneCos=Math.cos(N.angle),O.penumbraCos=Math.cos(N.angle*(1-N.penumbra)),O.decay=N.decay,r.spot[v]=O;const j=N.shadow;if(N.map&&(r.spotLightMap[M]=N.map,M++,j.updateMatrices(N),N.castShadow&&T++),r.spotLightMatrix[v]=j.matrix,N.castShadow){const D=n.get(N);D.shadowIntensity=j.intensity,D.shadowBias=j.bias,D.shadowNormalBias=j.normalBias,D.shadowRadius=j.radius,D.shadowMapSize=j.mapSize,r.spotShadow[v]=D,r.spotShadowMap[v]=z,w++}v++}else if(N.isRectAreaLight){const O=e.get(N);O.color.copy(F).multiplyScalar(I),O.halfWidth.set(N.width*.5,0,0),O.halfHeight.set(0,N.height*.5,0),r.rectArea[g]=O,g++}else if(N.isPointLight){const O=e.get(N);if(O.color.copy(N.color).multiplyScalar(N.intensity),O.distance=N.distance,O.decay=N.decay,N.castShadow){const j=N.shadow,D=n.get(N);D.shadowIntensity=j.intensity,D.shadowBias=j.bias,D.shadowNormalBias=j.normalBias,D.shadowRadius=j.radius,D.shadowMapSize=j.mapSize,D.shadowCameraNear=j.camera.near,D.shadowCameraFar=j.camera.far,r.pointShadow[m]=D,r.pointShadowMap[m]=z,r.pointShadowMatrix[m]=N.shadow.matrix,_++}r.point[m]=O,m++}else if(N.isHemisphereLight){const O=e.get(N);O.skyColor.copy(N.color).multiplyScalar(I),O.groundColor.copy(N.groundColor).multiplyScalar(I),r.hemi[p]=O,p++}}g>0&&(t.has("OES_texture_float_linear")===!0?(r.rectAreaLTC1=me.LTC_FLOAT_1,r.rectAreaLTC2=me.LTC_FLOAT_2):(r.rectAreaLTC1=me.LTC_HALF_1,r.rectAreaLTC2=me.LTC_HALF_2)),r.ambient[0]=f,r.ambient[1]=u,r.ambient[2]=d;const C=r.hash;(C.directionalLength!==h||C.pointLength!==m||C.spotLength!==v||C.rectAreaLength!==g||C.hemiLength!==p||C.numDirectionalShadows!==x||C.numPointShadows!==_||C.numSpotShadows!==w||C.numSpotMaps!==M||C.numLightProbes!==b)&&(r.directional.length=h,r.spot.length=v,r.rectArea.length=g,r.point.length=m,r.hemi.length=p,r.directionalShadow.length=x,r.directionalShadowMap.length=x,r.pointShadow.length=_,r.pointShadowMap.length=_,r.spotShadow.length=w,r.spotShadowMap.length=w,r.directionalShadowMatrix.length=x,r.pointShadowMatrix.length=_,r.spotLightMatrix.length=w+M-T,r.spotLightMap.length=M,r.numSpotLightShadowsWithMaps=T,r.numLightProbes=b,C.directionalLength=h,C.pointLength=m,C.spotLength=v,C.rectAreaLength=g,C.hemiLength=p,C.numDirectionalShadows=x,C.numPointShadows=_,C.numSpotShadows=w,C.numSpotMaps=M,C.numLightProbes=b,r.version=tH++)}function l(c,f){let u=0,d=0,h=0,m=0,v=0;const g=f.matrixWorldInverse;for(let p=0,x=c.length;p<x;p++){const _=c[p];if(_.isDirectionalLight){const w=r.directional[u];w.direction.setFromMatrixPosition(_.matrixWorld),i.setFromMatrixPosition(_.target.matrixWorld),w.direction.sub(i),w.direction.transformDirection(g),u++}else if(_.isSpotLight){const w=r.spot[h];w.position.setFromMatrixPosition(_.matrixWorld),w.position.applyMatrix4(g),w.direction.setFromMatrixPosition(_.matrixWorld),i.setFromMatrixPosition(_.target.matrixWorld),w.direction.sub(i),w.direction.transformDirection(g),h++}else if(_.isRectAreaLight){const w=r.rectArea[m];w.position.setFromMatrixPosition(_.matrixWorld),w.position.applyMatrix4(g),o.identity(),s.copy(_.matrixWorld),s.premultiply(g),o.extractRotation(s),w.halfWidth.set(_.width*.5,0,0),w.halfHeight.set(0,_.height*.5,0),w.halfWidth.applyMatrix4(o),w.halfHeight.applyMatrix4(o),m++}else if(_.isPointLight){const w=r.point[d];w.position.setFromMatrixPosition(_.matrixWorld),w.position.applyMatrix4(g),d++}else if(_.isHemisphereLight){const w=r.hemi[v];w.direction.setFromMatrixPosition(_.matrixWorld),w.direction.transformDirection(g),v++}}}return{setup:a,setupView:l,state:r}}function MS(t){const e=new rH(t),n=[],r=[];function i(f){c.camera=f,n.length=0,r.length=0}function s(f){n.push(f)}function o(f){r.push(f)}function a(){e.setup(n)}function l(f){e.setupView(n,f)}const c={lightsArray:n,shadowsArray:r,camera:null,lights:e,transmissionRenderTarget:{}};return{init:i,state:c,setupLights:a,setupLightsView:l,pushLight:s,pushShadow:o}}function iH(t){let e=new WeakMap;function n(i,s=0){const o=e.get(i);let a;return o===void 0?(a=new MS(t),e.set(i,[a])):s>=o.length?(a=new MS(t),o.push(a)):a=o[s],a}function r(){e=new WeakMap}return{get:n,dispose:r}}class sH extends Nr{static get type(){return"MeshDepthMaterial"}constructor(e){super(),this.isMeshDepthMaterial=!0,this.depthPacking=zO,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 oH extends Nr{static get type(){return"MeshDistanceMaterial"}constructor(e){super(),this.isMeshDistanceMaterial=!0,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 aH=`void main() {
	gl_Position = vec4( position, 1.0 );
}`,lH=`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 ) );
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t*e*2/i.components*i.byteLength;case KT:return t*e*3/i.components*i.byteLength;case Cr:return t*e*4/i.components*i.byteLength;case Yy:return t*e*4/i.components*i.byteLength;case af:case lf:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case cf:case uf:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case dv:case hv:return Math.max(t,16)*Math.max(e,8)/4;case uv:case fv:return Math.max(t,8)*Math.max(e,8)/2;case pv:case mv:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case gv:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case vv:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case yv:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case xv:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case _v:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case wv:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case Sv:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case Mv:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case bv:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case Ev:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case Tv:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case Av:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case Cv:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case Rv:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case Pv:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case df:case Nv:case Dv:return Math.ceil(t/4)*Math.ceil(e/4)*16;case JT:case Lv:return Math.ceil(t/4)*Math.ceil(e/4)*8;case Iv:case kv:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw new Error(`Unable to determine texture byte length for ${n} format.`)}function fH(t){switch(t){case rs:case WT:return{byteLength:1,components:1};case su:case XT:case Tu:return{byteLength:2,components:1};case Vy:case Gy:return{byteLength:2,components:4};case Go:case jy:case qr:return{byteLength:4,components:1};case $T:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${t}.`)}function hH(t,e,n,r,i,s,o){const a=e.has("WEBGL_multisampled_render_to_texture")?e.get("WEBGL_multisampled_render_to_texture"):null,l=typeof navigator>"u"?!1:/OculusBrowser/g.test(navigator.userAgent),c=new ze,f=new WeakMap;let u;const d=new WeakMap;let h=!1;try{h=typeof OffscreenCanvas<"u"&&new OffscreenCanvas(1,1).getContext("2d")!==null}catch{}function m(L,R){return h?new OffscreenCanvas(L,R):lu("canvas")}function v(L,R,X){let ie=1;const oe=Oe(L);if((oe.width>X||oe.height>X)&&(ie=X/Math.max(oe.width,oe.height)),ie<1)if(typeof HTMLImageElement<"u"&&L instanceof HTMLImageElement||typeof HTMLCanvasElement<"u"&&L instanceof HTMLCanvasElement||typeof ImageBitmap<"u"&&L instanceof ImageBitmap||typeof VideoFrame<"u"&&L instanceof VideoFrame){const ne=Math.floor(ie*oe.width),Re=Math.floor(ie*oe.height);u===void 0&&(u=m(ne,Re));const ge=R?m(ne,Re):u;return ge.width=ne,ge.height=Re,ge.getContext("2d").drawImage(L,0,0,ne,Re),console.warn("THREE.WebGLRenderer: Texture has been resized from ("+oe.width+"x"+oe.height+") to ("+ne+"x"+Re+")."),ge}else return"data"in L&&console.warn("THREE.WebGLRenderer: Image in DataTexture is too big ("+oe.width+"x"+oe.height+")."),L;return L}function g(L){return L.generateMipmaps}function p(L){t.generateMipmap(L)}function x(L){return L.isWebGLCubeRenderTarget?t.TEXTURE_CUBE_MAP:L.isWebGL3DRenderTarget?t.TEXTURE_3D:L.isWebGLArrayRenderTarget||L.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:t.TEXTURE_2D}function _(L,R,X,ie,oe=!1){if(L!==null){if(t[L]!==void 0)return t[L];console.warn("THREE.WebGLRenderer: Attempt to use non-existing WebGL internal format '"+L+"'")}let ne=R;if(R===t.RED&&(X===t.FLOAT&&(ne=t.R32F),X===t.HALF_FLOAT&&(ne=t.R16F),X===t.UNSIGNED_BYTE&&(ne=t.R8)),R===t.RED_INTEGER&&(X===t.UNSIGNED_BYTE&&(ne=t.R8UI),X===t.UNSIGNED_SHORT&&(ne=t.R16UI),X===t.UNSIGNED_INT&&(ne=t.R32UI),X===t.BYTE&&(ne=t.R8I),X===t.SHORT&&(ne=t.R16I),X===t.INT&&(ne=t.R32I)),R===t.RG&&(X===t.FLOAT&&(ne=t.RG32F),X===t.HALF_FLOAT&&(ne=t.RG16F),X===t.UNSIGNED_BYTE&&(ne=t.RG8)),R===t.RG_INTEGER&&(X===t.UNSIGNED_BYTE&&(ne=t.RG8UI),X===t.UNSIGNED_SHORT&&(ne=t.RG16UI),X===t.UNSIGNED_INT&&(ne=t.RG32UI),X===t.BYTE&&(ne=t.RG8I),X===t.SHORT&&(ne=t.RG16I),X===t.INT&&(ne=t.RG32I)),R===t.RGB_INTEGER&&(X===t.UNSIGNED_BYTE&&(ne=t.RGB8UI),X===t.UNSIGNED_SHORT&&(ne=t.RGB16UI),X===t.UNSIGNED_INT&&(ne=t.RGB32UI),X===t.BYTE&&(ne=t.RGB8I),X===t.SHORT&&(ne=t.RGB16I),X===t.INT&&(ne=t.RGB32I)),R===t.RGBA_INTEGER&&(X===t.UNSIGNED_BYTE&&(ne=t.RGBA8UI),X===t.UNSIGNED_SHORT&&(ne=t.RGBA16UI),X===t.UNSIGNED_INT&&(ne=t.RGBA32UI),X===t.BYTE&&(ne=t.RGBA8I),X===t.SHORT&&(ne=t.RGBA16I),X===t.INT&&(ne=t.RGBA32I)),R===t.RGB&&X===t.UNSIGNED_INT_5_9_9_9_REV&&(ne=t.RGB9_E5),R===t.RGBA){const Re=oe?Xh:$e.getTransfer(ie);X===t.FLOAT&&(ne=t.RGBA32F),X===t.HALF_FLOAT&&(ne=t.RGBA16F),X===t.UNSIGNED_BYTE&&(ne=Re===Mt?t.SRGB8_ALPHA8:t.RGBA8),X===t.UNSIGNED_SHORT_4_4_4_4&&(ne=t.RGBA4),X===t.UNSIGNED_SHORT_5_5_5_1&&(ne=t.RGB5_A1)}return(ne===t.R16F||ne===t.R32F||ne===t.RG16F||ne===t.RG32F||ne===t.RGBA16F||ne===t.RGBA32F)&&e.get("EXT_color_buffer_float"),ne}function w(L,R){let X;return L?R===null||R===Go||R===Tl?X=t.DEPTH24_STENCIL8:R===qr?X=t.DEPTH32F_STENCIL8:R===su&&(X=t.DEPTH24_STENCIL8,console.warn("DepthTexture: 16 bit depth attachment is not supported with stencil. 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OES_texture_float_linear not supported on this device."),t.texParameteri(L,t.TEXTURE_WRAP_S,V[R.wrapS]),t.texParameteri(L,t.TEXTURE_WRAP_T,V[R.wrapT]),(L===t.TEXTURE_3D||L===t.TEXTURE_2D_ARRAY)&&t.texParameteri(L,t.TEXTURE_WRAP_R,V[R.wrapR]),t.texParameteri(L,t.TEXTURE_MAG_FILTER,Q[R.magFilter]),t.texParameteri(L,t.TEXTURE_MIN_FILTER,Q[R.minFilter]),R.compareFunction&&(t.texParameteri(L,t.TEXTURE_COMPARE_MODE,t.COMPARE_REF_TO_TEXTURE),t.texParameteri(L,t.TEXTURE_COMPARE_FUNC,J[R.compareFunction])),e.has("EXT_texture_filter_anisotropic")===!0){if(R.magFilter===Hn||R.minFilter!==_c&&R.minFilter!==Gi||R.type===qr&&e.has("OES_texture_float_linear")===!1)return;if(R.anisotropy>1||r.get(R).__currentAnisotropy){const X=e.get("EXT_texture_filter_anisotropic");t.texParameterf(L,X.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(R.anisotropy,i.getMaxAnisotropy())),r.get(R).__currentAnisotropy=R.anisotropy}}}function pe(L,R){let X=!1;L.__webglInit===void 0&&(L.__webglInit=!0,R.addEventListener("dispose",T));const ie=R.source;let oe=d.get(ie);oe===void 0&&(oe={},d.set(ie,oe));const ne=U(R);if(ne!==L.__cacheKey){oe[ne]===void 0&&(oe[ne]={texture:t.createTexture(),usedTimes:0},o.memory.textures++,X=!0),oe[ne].usedTimes++;const Re=oe[L.__cacheKey];Re!==void 0&&(oe[L.__cacheKey].usedTimes--,Re.usedTimes===0&&A(R)),L.__cacheKey=ne,L.__webglTexture=oe[ne].texture}return X}function $(L,R,X){let ie=t.TEXTURE_2D;(R.isDataArrayTexture||R.isCompressedArrayTexture)&&(ie=t.TEXTURE_2D_ARRAY),R.isData3DTexture&&(ie=t.TEXTURE_3D);const oe=pe(L,R),ne=R.source;n.bindTexture(ie,L.__webglTexture,t.TEXTURE0+X);const Re=r.get(ne);if(ne.version!==Re.__version||oe===!0){n.activeTexture(t.TEXTURE0+X);const ge=$e.getPrimaries($e.workingColorSpace),_e=R.colorSpace===Ts?null:$e.getPrimaries(R.colorSpace),ct=R.colorSpace===Ts||ge===_e?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,R.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,R.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,R.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,ct);let de=v(R.image,!1,i.maxTextureSize);de=Ye(R,de);const Te=s.convert(R.format,R.colorSpace),Be=s.convert(R.type);let Ge=_(R.internalFormat,Te,Be,R.colorSpace,R.isVideoTexture);le(ie,R);let Ee;const Ke=R.mipmaps,Ze=R.isVideoTexture!==!0,be=Re.__version===void 0||oe===!0,B=ne.dataReady,ae=M(R,de);if(R.isDepthTexture)Ge=w(R.format===Al,R.type),be&&(Ze?n.texStorage2D(t.TEXTURE_2D,1,Ge,de.width,de.height):n.texImage2D(t.TEXTURE_2D,0,Ge,de.width,de.height,0,Te,Be,null));else if(R.isDataTexture)if(Ke.length>0){Ze&&be&&n.texStorage2D(t.TEXTURE_2D,ae,Ge,Ke[0].width,Ke[0].height);for(let q=0,te=Ke.length;q<te;q++)Ee=Ke[q],Ze?B&&n.texSubImage2D(t.TEXTURE_2D,q,0,0,Ee.width,Ee.height,Te,Be,Ee.data):n.texImage2D(t.TEXTURE_2D,q,Ge,Ee.width,Ee.height,0,Te,Be,Ee.data);R.generateMipmaps=!1}else Ze?(be&&n.texStorage2D(t.TEXTURE_2D,ae,Ge,de.width,de.height),B&&n.texSubImage2D(t.TEXTURE_2D,0,0,0,de.width,de.height,Te,Be,de.data)):n.texImage2D(t.TEXTURE_2D,0,Ge,de.width,de.height,0,Te,Be,de.data);else if(R.isCompressedTexture)if(R.isCompressedArrayTexture){Ze&&be&&n.texStorage3D(t.TEXTURE_2D_ARRAY,ae,Ge,Ke[0].width,Ke[0].height,de.depth);for(let q=0,te=Ke.length;q<te;q++)if(Ee=Ke[q],R.format!==Cr)if(Te!==null)if(Ze){if(B)if(R.layerUpdates.size>0){const ve=bS(Ee.width,Ee.height,R.format,R.type);for(const xe of R.layerUpdates){const Je=Ee.data.subarray(xe*ve/Ee.data.BYTES_PER_ELEMENT,(xe+1)*ve/Ee.data.BYTES_PER_ELEMENT);n.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,q,0,0,xe,Ee.width,Ee.height,1,Te,Je)}R.clearLayerUpdates()}else n.compressedTexSubImage3D(t.TEXTURE_2D_ARRAY,q,0,0,0,Ee.width,Ee.height,de.depth,Te,Ee.data)}else n.compressedTexImage3D(t.TEXTURE_2D_ARRAY,q,Ge,Ee.width,Ee.height,de.depth,0,Ee.data,0,0);else console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else Ze?B&&n.texSubImage3D(t.TEXTURE_2D_ARRAY,q,0,0,0,Ee.width,Ee.height,de.depth,Te,Be,Ee.data):n.texImage3D(t.TEXTURE_2D_ARRAY,q,Ge,Ee.width,Ee.height,de.depth,0,Te,Be,Ee.data)}else{Ze&&be&&n.texStorage2D(t.TEXTURE_2D,ae,Ge,Ke[0].width,Ke[0].height);for(let q=0,te=Ke.length;q<te;q++)Ee=Ke[q],R.format!==Cr?Te!==null?Ze?B&&n.compressedTexSubImage2D(t.TEXTURE_2D,q,0,0,Ee.width,Ee.height,Te,Ee.data):n.compressedTexImage2D(t.TEXTURE_2D,q,Ge,Ee.width,Ee.height,0,Ee.data):console.warn("THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):Ze?B&&n.texSubImage2D(t.TEXTURE_2D,q,0,0,Ee.width,Ee.height,Te,Be,Ee.data):n.texImage2D(t.TEXTURE_2D,q,Ge,Ee.width,Ee.height,0,Te,Be,Ee.data)}else if(R.isDataArrayTexture)if(Ze){if(be&&n.texStorage3D(t.TEXTURE_2D_ARRAY,ae,Ge,de.width,de.height,de.depth),B)if(R.layerUpdates.size>0){const q=bS(de.width,de.height,R.format,R.type);for(const te of R.layerUpdates){const ve=de.data.subarray(te*q/de.data.BYTES_PER_ELEMENT,(te+1)*q/de.data.BYTES_PER_ELEMENT);n.texSubImage3D(t.TEXTURE_2D_ARRAY,0,0,0,te,de.width,de.height,1,Te,Be,ve)}R.clearLayerUpdates()}else n.texSubImage3D(t.TEXTURE_2D_ARRAY,0,0,0,0,de.width,de.height,de.depth,Te,Be,de.data)}else n.texImage3D(t.TEXTURE_2D_ARRAY,0,Ge,de.width,de.height,de.depth,0,Te,Be,de.data);else if(R.isData3DTexture)Ze?(be&&n.texStorage3D(t.TEXTURE_3D,ae,Ge,de.width,de.height,de.depth),B&&n.texSubImage3D(t.TEXTURE_3D,0,0,0,0,de.width,de.height,de.depth,Te,Be,de.data)):n.texImage3D(t.TEXTURE_3D,0,Ge,de.width,de.height,de.depth,0,Te,Be,de.data);else if(R.isFramebufferTexture){if(be)if(Ze)n.texStorage2D(t.TEXTURE_2D,ae,Ge,de.width,de.height);else{let q=de.width,te=de.height;for(let ve=0;ve<ae;ve++)n.texImage2D(t.TEXTURE_2D,ve,Ge,q,te,0,Te,Be,null),q>>=1,te>>=1}}else if(Ke.length>0){if(Ze&&be){const q=Oe(Ke[0]);n.texStorage2D(t.TEXTURE_2D,ae,Ge,q.width,q.height)}for(let q=0,te=Ke.length;q<te;q++)Ee=Ke[q],Ze?B&&n.texSubImage2D(t.TEXTURE_2D,q,0,0,Te,Be,Ee):n.texImage2D(t.TEXTURE_2D,q,Ge,Te,Be,Ee);R.generateMipmaps=!1}else if(Ze){if(be){const q=Oe(de);n.texStorage2D(t.TEXTURE_2D,ae,Ge,q.width,q.height)}B&&n.texSubImage2D(t.TEXTURE_2D,0,0,0,Te,Be,de)}else n.texImage2D(t.TEXTURE_2D,0,Ge,Te,Be,de);g(R)&&p(ie),Re.__version=ne.version,R.onUpdate&&R.onUpdate(R)}L.__version=R.version}function ee(L,R,X){if(R.image.length!==6)return;const ie=pe(L,R),oe=R.source;n.bindTexture(t.TEXTURE_CUBE_MAP,L.__webglTexture,t.TEXTURE0+X);const ne=r.get(oe);if(oe.version!==ne.__version||ie===!0){n.activeTexture(t.TEXTURE0+X);const Re=$e.getPrimaries($e.workingColorSpace),ge=R.colorSpace===Ts?null:$e.getPrimaries(R.colorSpace),_e=R.colorSpace===Ts||Re===ge?t.NONE:t.BROWSER_DEFAULT_WEBGL;t.pixelStorei(t.UNPACK_FLIP_Y_WEBGL,R.flipY),t.pixelStorei(t.UNPACK_PREMULTIPLY_ALPHA_WEBGL,R.premultiplyAlpha),t.pixelStorei(t.UNPACK_ALIGNMENT,R.unpackAlignment),t.pixelStorei(t.UNPACK_COLORSPACE_CONVERSION_WEBGL,_e);const ct=R.isCompressedTexture||R.image[0].isCompressedTexture,de=R.image[0]&&R.image[0].isDataTexture,Te=[];for(let te=0;te<6;te++)!ct&&!de?Te[te]=v(R.image[te],!0,i.maxCubemapSize):Te[te]=de?R.image[te].image:R.image[te],Te[te]=Ye(R,Te[te]);const 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xe=q[ve];Ze?B&&n.texSubImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+te,ve+1,0,0,Ge,Ee,xe.image[te]):n.texImage2D(t.TEXTURE_CUBE_MAP_POSITIVE_X+te,ve+1,Ke,Ge,Ee,xe.image[te])}}}g(R)&&p(t.TEXTURE_CUBE_MAP),ne.__version=oe.version,R.onUpdate&&R.onUpdate(R)}L.__version=R.version}function se(L,R,X,ie,oe,ne){const Re=s.convert(X.format,X.colorSpace),ge=s.convert(X.type),_e=_(X.internalFormat,Re,ge,X.colorSpace),ct=r.get(R),de=r.get(X);if(de.__renderTarget=R,!ct.__hasExternalTextures){const Te=Math.max(1,R.width>>ne),Be=Math.max(1,R.height>>ne);oe===t.TEXTURE_3D||oe===t.TEXTURE_2D_ARRAY?n.texImage3D(oe,ne,_e,Te,Be,R.depth,0,Re,ge,null):n.texImage2D(oe,ne,_e,Te,Be,0,Re,ge,null)}n.bindFramebuffer(t.FRAMEBUFFER,L),qe(R)?a.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,ie,oe,de.__webglTexture,0,Ve(R)):(oe===t.TEXTURE_2D||oe>=t.TEXTURE_CUBE_MAP_POSITIVE_X&&oe<=t.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&t.framebufferTexture2D(t.FRAMEBUFFER,ie,oe,de.__webglTexture,ne),n.bindFramebuffer(t.FRAMEBUFFER,null)}function Z(L,R,X){if(t.bindRenderbuffer(t.RENDERBUFFER,L),R.depthBuffer){const ie=R.depthTexture,oe=ie&&ie.isDepthTexture?ie.type:null,ne=w(R.stencilBuffer,oe),Re=R.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,ge=Ve(R);qe(R)?a.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,ge,ne,R.width,R.height):X?t.renderbufferStorageMultisample(t.RENDERBUFFER,ge,ne,R.width,R.height):t.renderbufferStorage(t.RENDERBUFFER,ne,R.width,R.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,Re,t.RENDERBUFFER,L)}else{const ie=R.textures;for(let oe=0;oe<ie.length;oe++){const ne=ie[oe],Re=s.convert(ne.format,ne.colorSpace),ge=s.convert(ne.type),_e=_(ne.internalFormat,Re,ge,ne.colorSpace),ct=Ve(R);X&&qe(R)===!1?t.renderbufferStorageMultisample(t.RENDERBUFFER,ct,_e,R.width,R.height):qe(R)?a.renderbufferStorageMultisampleEXT(t.RENDERBUFFER,ct,_e,R.width,R.height):t.renderbufferStorage(t.RENDERBUFFER,_e,R.width,R.height)}}t.bindRenderbuffer(t.RENDERBUFFER,null)}function ue(L,R){if(R&&R.isWebGLCubeRenderTarget)throw new Error("Depth Texture with cube render targets is not supported");if(n.bindFramebuffer(t.FRAMEBUFFER,L),!(R.depthTexture&&R.depthTexture.isDepthTexture))throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");const ie=r.get(R.depthTexture);ie.__renderTarget=R,(!ie.__webglTexture||R.depthTexture.image.width!==R.width||R.depthTexture.image.height!==R.height)&&(R.depthTexture.image.width=R.width,R.depthTexture.image.height=R.height,R.depthTexture.needsUpdate=!0),z(R.depthTexture,0);const oe=ie.__webglTexture,ne=Ve(R);if(R.depthTexture.format===Za)qe(R)?a.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,oe,0,ne):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_ATTACHMENT,t.TEXTURE_2D,oe,0);else if(R.depthTexture.format===Al)qe(R)?a.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,oe,0,ne):t.framebufferTexture2D(t.FRAMEBUFFER,t.DEPTH_STENCIL_ATTACHMENT,t.TEXTURE_2D,oe,0);else throw new Error("Unknown depthTexture format")}function Me(L){const R=r.get(L),X=L.isWebGLCubeRenderTarget===!0;if(R.__boundDepthTexture!==L.depthTexture){const ie=L.depthTexture;if(R.__depthDisposeCallback&&R.__depthDisposeCallback(),ie){const oe=()=>{delete R.__boundDepthTexture,delete R.__depthDisposeCallback,ie.removeEventListener("dispose",oe)};ie.addEventListener("dispose",oe),R.__depthDisposeCallback=oe}R.__boundDepthTexture=ie}if(L.depthTexture&&!R.__autoAllocateDepthBuffer){if(X)throw new Error("target.depthTexture not supported in Cube render targets");ue(R.__webglFramebuffer,L)}else if(X){R.__webglDepthbuffer=[];for(let ie=0;ie<6;ie++)if(n.bindFramebuffer(t.FRAMEBUFFER,R.__webglFramebuffer[ie]),R.__webglDepthbuffer[ie]===void 0)R.__webglDepthbuffer[ie]=t.createRenderbuffer(),Z(R.__webglDepthbuffer[ie],L,!1);else{const oe=L.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,ne=R.__webglDepthbuffer[ie];t.bindRenderbuffer(t.RENDERBUFFER,ne),t.framebufferRenderbuffer(t.FRAMEBUFFER,oe,t.RENDERBUFFER,ne)}}else if(n.bindFramebuffer(t.FRAMEBUFFER,R.__webglFramebuffer),R.__webglDepthbuffer===void 0)R.__webglDepthbuffer=t.createRenderbuffer(),Z(R.__webglDepthbuffer,L,!1);else{const ie=L.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,oe=R.__webglDepthbuffer;t.bindRenderbuffer(t.RENDERBUFFER,oe),t.framebufferRenderbuffer(t.FRAMEBUFFER,ie,t.RENDERBUFFER,oe)}n.bindFramebuffer(t.FRAMEBUFFER,null)}function ye(L,R,X){const ie=r.get(L);R!==void 0&&se(ie.__webglFramebuffer,L,L.texture,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,0),X!==void 0&&Me(L)}function ke(L){const R=L.texture,X=r.get(L),ie=r.get(R);L.addEventListener("dispose",b);const oe=L.textures,ne=L.isWebGLCubeRenderTarget===!0,Re=oe.length>1;if(Re||(ie.__webglTexture===void 0&&(ie.__webglTexture=t.createTexture()),ie.__version=R.version,o.memory.textures++),ne){X.__webglFramebuffer=[];for(let ge=0;ge<6;ge++)if(R.mipmaps&&R.mipmaps.length>0){X.__webglFramebuffer[ge]=[];for(let _e=0;_e<R.mipmaps.length;_e++)X.__webglFramebuffer[ge][_e]=t.createFramebuffer()}else X.__webglFramebuffer[ge]=t.createFramebuffer()}else{if(R.mipmaps&&R.mipmaps.length>0){X.__webglFramebuffer=[];for(let ge=0;ge<R.mipmaps.length;ge++)X.__webglFramebuffer[ge]=t.createFramebuffer()}else X.__webglFramebuffer=t.createFramebuffer();if(Re)for(let ge=0,_e=oe.length;ge<_e;ge++){const ct=r.get(oe[ge]);ct.__webglTexture===void 0&&(ct.__webglTexture=t.createTexture(),o.memory.textures++)}if(L.samples>0&&qe(L)===!1){X.__webglMultisampledFramebuffer=t.createFramebuffer(),X.__webglColorRenderbuffer=[],n.bindFramebuffer(t.FRAMEBUFFER,X.__webglMultisampledFramebuffer);for(let ge=0;ge<oe.length;ge++){const _e=oe[ge];X.__webglColorRenderbuffer[ge]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,X.__webglColorRenderbuffer[ge]);const ct=s.convert(_e.format,_e.colorSpace),de=s.convert(_e.type),Te=_(_e.internalFormat,ct,de,_e.colorSpace,L.isXRRenderTarget===!0),Be=Ve(L);t.renderbufferStorageMultisample(t.RENDERBUFFER,Be,Te,L.width,L.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+ge,t.RENDERBUFFER,X.__webglColorRenderbuffer[ge])}t.bindRenderbuffer(t.RENDERBUFFER,null),L.depthBuffer&&(X.__webglDepthRenderbuffer=t.createRenderbuffer(),Z(X.__webglDepthRenderbuffer,L,!0)),n.bindFramebuffer(t.FRAMEBUFFER,null)}}if(ne){n.bindTexture(t.TEXTURE_CUBE_MAP,ie.__webglTexture),le(t.TEXTURE_CUBE_MAP,R);for(let ge=0;ge<6;ge++)if(R.mipmaps&&R.mipmaps.length>0)for(let _e=0;_e<R.mipmaps.length;_e++)se(X.__webglFramebuffer[ge][_e],L,R,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+ge,_e);else se(X.__webglFramebuffer[ge],L,R,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+ge,0);g(R)&&p(t.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(Re){for(let ge=0,_e=oe.length;ge<_e;ge++){const ct=oe[ge],de=r.get(ct);n.bindTexture(t.TEXTURE_2D,de.__webglTexture),le(t.TEXTURE_2D,ct),se(X.__webglFramebuffer,L,ct,t.COLOR_ATTACHMENT0+ge,t.TEXTURE_2D,0),g(ct)&&p(t.TEXTURE_2D)}n.unbindTexture()}else{let ge=t.TEXTURE_2D;if((L.isWebGL3DRenderTarget||L.isWebGLArrayRenderTarget)&&(ge=L.isWebGL3DRenderTarget?t.TEXTURE_3D:t.TEXTURE_2D_ARRAY),n.bindTexture(ge,ie.__webglTexture),le(ge,R),R.mipmaps&&R.mipmaps.length>0)for(let _e=0;_e<R.mipmaps.length;_e++)se(X.__webglFramebuffer[_e],L,R,t.COLOR_ATTACHMENT0,ge,_e);else se(X.__webglFramebuffer,L,R,t.COLOR_ATTACHMENT0,ge,0);g(R)&&p(ge),n.unbindTexture()}L.depthBuffer&&Me(L)}function Se(L){const R=L.textures;for(let X=0,ie=R.length;X<ie;X++){const oe=R[X];if(g(oe)){const ne=x(L),Re=r.get(oe).__webglTexture;n.bindTexture(ne,Re),p(ne),n.unbindTexture()}}}const nt=[],H=[];function Xt(L){if(L.samples>0){if(qe(L)===!1){const R=L.textures,X=L.width,ie=L.height;let oe=t.COLOR_BUFFER_BIT;const ne=L.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT,Re=r.get(L),ge=R.length>1;if(ge)for(let _e=0;_e<R.length;_e++)n.bindFramebuffer(t.FRAMEBUFFER,Re.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+_e,t.RENDERBUFFER,null),n.bindFramebuffer(t.FRAMEBUFFER,Re.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+_e,t.TEXTURE_2D,null,0);n.bindFramebuffer(t.READ_FRAMEBUFFER,Re.__webglMultisampledFramebuffer),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,Re.__webglFramebuffer);for(let _e=0;_e<R.length;_e++){if(L.resolveDepthBuffer&&(L.depthBuffer&&(oe|=t.DEPTH_BUFFER_BIT),L.stencilBuffer&&L.resolveStencilBuffer&&(oe|=t.STENCIL_BUFFER_BIT)),ge){t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,Re.__webglColorRenderbuffer[_e]);const ct=r.get(R[_e]).__webglTexture;t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,ct,0)}t.blitFramebuffer(0,0,X,ie,0,0,X,ie,oe,t.NEAREST),l===!0&&(nt.length=0,H.length=0,nt.push(t.COLOR_ATTACHMENT0+_e),L.depthBuffer&&L.resolveDepthBuffer===!1&&(nt.push(ne),H.push(ne),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,H)),t.invalidateFramebuffer(t.READ_FRAMEBUFFER,nt))}if(n.bindFramebuffer(t.READ_FRAMEBUFFER,null),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,null),ge)for(let _e=0;_e<R.length;_e++){n.bindFramebuffer(t.FRAMEBUFFER,Re.__webglMultisampledFramebuffer),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+_e,t.RENDERBUFFER,Re.__webglColorRenderbuffer[_e]);const ct=r.get(R[_e]).__webglTexture;n.bindFramebuffer(t.FRAMEBUFFER,Re.__webglFramebuffer),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+_e,t.TEXTURE_2D,ct,0)}n.bindFramebuffer(t.DRAW_FRAMEBUFFER,Re.__webglMultisampledFramebuffer)}else if(L.depthBuffer&&L.resolveDepthBuffer===!1&&l){const R=L.stencilBuffer?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,[R])}}}function Ve(L){return Math.min(i.maxSamples,L.samples)}function qe(L){const R=r.get(L);return L.samples>0&&e.has("WEBGL_multisampled_render_to_texture")===!0&&R.__useRenderToTexture!==!1}function Ue(L){const R=o.render.frame;f.get(L)!==R&&(f.set(L,R),L.update())}function Ye(L,R){const X=L.colorSpace,ie=L.format,oe=L.type;return L.isCompressedTexture===!0||L.isVideoTexture===!0||X!==Ln&&X!==Ts&&($e.getTransfer(X)===Mt?(ie!==Cr||oe!==rs)&&console.warn("THREE.WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):console.error("THREE.WebGLTextures: Unsupported texture color space:",X)),R}function Oe(L){return typeof HTMLImageElement<"u"&&L instanceof HTMLImageElement?(c.width=L.naturalWidth||L.width,c.height=L.naturalHeight||L.height):typeof VideoFrame<"u"&&L instanceof VideoFrame?(c.width=L.displayWidth,c.height=L.displayHeight):(c.width=L.width,c.height=L.height),c}this.allocateTextureUnit=I,this.resetTextureUnits=F,this.setTexture2D=z,this.setTexture2DArray=O,this.setTexture3D=j,this.setTextureCube=D,this.rebindTextures=ye,this.setupRenderTarget=ke,this.updateRenderTargetMipmap=Se,this.updateMultisampleRenderTarget=Xt,this.setupDepthRenderbuffer=Me,this.setupFrameBufferTexture=se,this.useMultisampledRTT=qe}function pH(t,e){function n(r,i=Ts){let s;const o=$e.getTransfer(i);if(r===rs)return t.UNSIGNED_BYTE;if(r===Vy)return t.UNSIGNED_SHORT_4_4_4_4;if(r===Gy)return t.UNSIGNED_SHORT_5_5_5_1;if(r===$T)return t.UNSIGNED_INT_5_9_9_9_REV;if(r===WT)return t.BYTE;if(r===XT)return t.SHORT;if(r===su)return t.UNSIGNED_SHORT;if(r===jy)return t.INT;if(r===Go)return t.UNSIGNED_INT;if(r===qr)return t.FLOAT;if(r===Tu)return t.HALF_FLOAT;if(r===YT)return t.ALPHA;if(r===KT)return t.RGB;if(r===Cr)return t.RGBA;if(r===qT)return t.LUMINANCE;if(r===ZT)return t.LUMINANCE_ALPHA;if(r===Za)return t.DEPTH_COMPONENT;if(r===Al)return t.DEPTH_STENCIL;if(r===Wy)return t.RED;if(r===Xy)return t.RED_INTEGER;if(r===QT)return t.RG;if(r===$y)return t.RG_INTEGER;if(r===Yy)return t.RGBA_INTEGER;if(r===af||r===lf||r===cf||r===uf)if(o===Mt)if(s=e.get("WEBGL_compressed_texture_s3tc_srgb"),s!==null){if(r===af)return s.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(r===lf)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(r===cf)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(r===uf)return s.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else return null;else if(s=e.get("WEBGL_compressed_texture_s3tc"),s!==null){if(r===af)return s.COMPRESSED_RGB_S3TC_DXT1_EXT;if(r===lf)return s.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(r===cf)return s.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(r===uf)return s.COMPRESSED_RGBA_S3TC_DXT5_EXT}else return null;if(r===uv||r===dv||r===fv||r===hv)if(s=e.get("WEBGL_compressed_texture_pvrtc"),s!==null){if(r===uv)return s.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(r===dv)return s.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(r===fv)return s.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(r===hv)return s.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}else return null;if(r===pv||r===mv||r===gv)if(s=e.get("WEBGL_compressed_texture_etc"),s!==null){if(r===pv||r===mv)return o===Mt?s.COMPRESSED_SRGB8_ETC2:s.COMPRESSED_RGB8_ETC2;if(r===gv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:s.COMPRESSED_RGBA8_ETC2_EAC}else return null;if(r===vv||r===yv||r===xv||r===_v||r===wv||r===Sv||r===Mv||r===bv||r===Ev||r===Tv||r===Av||r===Cv||r===Rv||r===Pv)if(s=e.get("WEBGL_compressed_texture_astc"),s!==null){if(r===vv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:s.COMPRESSED_RGBA_ASTC_4x4_KHR;if(r===yv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:s.COMPRESSED_RGBA_ASTC_5x4_KHR;if(r===xv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:s.COMPRESSED_RGBA_ASTC_5x5_KHR;if(r===_v)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:s.COMPRESSED_RGBA_ASTC_6x5_KHR;if(r===wv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:s.COMPRESSED_RGBA_ASTC_6x6_KHR;if(r===Sv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:s.COMPRESSED_RGBA_ASTC_8x5_KHR;if(r===Mv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:s.COMPRESSED_RGBA_ASTC_8x6_KHR;if(r===bv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:s.COMPRESSED_RGBA_ASTC_8x8_KHR;if(r===Ev)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:s.COMPRESSED_RGBA_ASTC_10x5_KHR;if(r===Tv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:s.COMPRESSED_RGBA_ASTC_10x6_KHR;if(r===Av)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:s.COMPRESSED_RGBA_ASTC_10x8_KHR;if(r===Cv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:s.COMPRESSED_RGBA_ASTC_10x10_KHR;if(r===Rv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:s.COMPRESSED_RGBA_ASTC_12x10_KHR;if(r===Pv)return o===Mt?s.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:s.COMPRESSED_RGBA_ASTC_12x12_KHR}else return null;if(r===df||r===Nv||r===Dv)if(s=e.get("EXT_texture_compression_bptc"),s!==null){if(r===df)return o===Mt?s.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:s.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(r===Nv)return s.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(r===Dv)return s.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}else return null;if(r===JT||r===Lv||r===Iv||r===kv)if(s=e.get("EXT_texture_compression_rgtc"),s!==null){if(r===df)return s.COMPRESSED_RED_RGTC1_EXT;if(r===Lv)return s.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(r===Iv)return s.COMPRESSED_RED_GREEN_RGTC2_EXT;if(r===kv)return s.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}else return null;return r===Tl?t.UNSIGNED_INT_24_8:t[r]!==void 0?t[r]:null}return{convert:n}}class mH extends dn{constructor(e=[]){super(),this.isArrayCamera=!0,this.cameras=e}}class qt extends Et{constructor(){super(),this.isGroup=!0,this.type="Group"}}const gH={type:"move"};class pm{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return this._hand===null&&(this._hand=new qt,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 qt,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new k,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new k),this._targetRay}getGripSpace(){return this._grip===null&&(this._grip=new qt,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new k,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new k),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 n=this._hand;if(n)for(const r of e.hand.values())this._getHandJoint(n,r)}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,n,r){let i=null,s=null,o=null;const a=this._targetRay,l=this._grip,c=this._hand;if(e&&n.session.visibilityState!=="visible-blurred"){if(c&&e.hand){o=!0;for(const v of e.hand.values()){const g=n.getJointPose(v,r),p=this._getHandJoint(c,v);g!==null&&(p.matrix.fromArray(g.transform.matrix),p.matrix.decompose(p.position,p.rotation,p.scale),p.matrixWorldNeedsUpdate=!0,p.jointRadius=g.radius),p.visible=g!==null}const f=c.joints["index-finger-tip"],u=c.joints["thumb-tip"],d=f.position.distanceTo(u.position),h=.02,m=.005;c.inputState.pinching&&d>h+m?(c.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!c.inputState.pinching&&d<=h-m&&(c.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else l!==null&&e.gripSpace&&(s=n.getPose(e.gripSpace,r),s!==null&&(l.matrix.fromArray(s.transform.matrix),l.matrix.decompose(l.position,l.rotation,l.scale),l.matrixWorldNeedsUpdate=!0,s.linearVelocity?(l.hasLinearVelocity=!0,l.linearVelocity.copy(s.linearVelocity)):l.hasLinearVelocity=!1,s.angularVelocity?(l.hasAngularVelocity=!0,l.angularVelocity.copy(s.angularVelocity)):l.hasAngularVelocity=!1));a!==null&&(i=n.getPose(e.targetRaySpace,r),i===null&&s!==null&&(i=s),i!==null&&(a.matrix.fromArray(i.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,i.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(i.linearVelocity)):a.hasLinearVelocity=!1,i.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(i.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(gH)))}return a!==null&&(a.visible=i!==null),l!==null&&(l.visible=s!==null),c!==null&&(c.visible=o!==null),this}_getHandJoint(e,n){if(e.joints[n.jointName]===void 0){const r=new qt;r.matrixAutoUpdate=!1,r.visible=!1,e.joints[n.jointName]=r,e.add(r)}return e.joints[n.jointName]}}const vH=`
void main() {

	gl_Position = vec4( position, 1.0 );

}`,yH=`
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 xH{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,n,r){if(this.texture===null){const i=new on,s=e.properties.get(i);s.__webglTexture=n.texture,(n.depthNear!=r.depthNear||n.depthFar!=r.depthFar)&&(this.depthNear=n.depthNear,this.depthFar=n.depthFar),this.texture=i}}getMesh(e){if(this.texture!==null&&this.mesh===null){const n=e.cameras[0].viewport,r=new eo({vertexShader:vH,fragmentShader:yH,uniforms:{depthColor:{value:this.texture},depthWidth:{value:n.z},depthHeight:{value:n.w}}});this.mesh=new je(new $h(20,20),r)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class _H extends ta{constructor(e,n){super();const r=this;let i=null,s=1,o=null,a="local-floor",l=1,c=null,f=null,u=null,d=null,h=null,m=null;const v=new xH,g=n.getContextAttributes();let p=null,x=null;const _=[],w=[],M=new ze;let T=null;const b=new dn;b.viewport=new ut;const C=new dn;C.viewport=new ut;const A=[b,C],E=new mH;let N=null,F=null;this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function($){let ee=_[$];return ee===void 0&&(ee=new pm,_[$]=ee),ee.getTargetRaySpace()},this.getControllerGrip=function($){let ee=_[$];return ee===void 0&&(ee=new pm,_[$]=ee),ee.getGripSpace()},this.getHand=function($){let ee=_[$];return ee===void 0&&(ee=new pm,_[$]=ee),ee.getHandSpace()};function I($){const ee=w.indexOf($.inputSource);if(ee===-1)return;const se=_[ee];se!==void 0&&(se.update($.inputSource,$.frame,c||o),se.dispatchEvent({type:$.type,data:$.inputSource}))}function U(){i.removeEventListener("select",I),i.removeEventListener("selectstart",I),i.removeEventListener("selectend",I),i.removeEventListener("squeeze",I),i.removeEventListener("squeezestart",I),i.removeEventListener("squeezeend",I),i.removeEventListener("end",U),i.removeEventListener("inputsourceschange",z);for(let $=0;$<_.length;$++){const ee=w[$];ee!==null&&(w[$]=null,_[$].disconnect(ee))}N=null,F=null,v.reset(),e.setRenderTarget(p),h=null,d=null,u=null,i=null,x=null,pe.stop(),r.isPresenting=!1,e.setPixelRatio(T),e.setSize(M.width,M.height,!1),r.dispatchEvent({type:"sessionend"})}this.setFramebufferScaleFactor=function($){s=$,r.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function($){a=$,r.isPresenting===!0&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return c||o},this.setReferenceSpace=function($){c=$},this.getBaseLayer=function(){return d!==null?d:h},this.getBinding=function(){return u},this.getFrame=function(){return m},this.getSession=function(){return i},this.setSession=async function($){if(i=$,i!==null){if(p=e.getRenderTarget(),i.addEventListener("select",I),i.addEventListener("selectstart",I),i.addEventListener("selectend",I),i.addEventListener("squeeze",I),i.addEventListener("squeezestart",I),i.addEventListener("squeezeend",I),i.addEventListener("end",U),i.addEventListener("inputsourceschange",z),g.xrCompatible!==!0&&await n.makeXRCompatible(),T=e.getPixelRatio(),e.getSize(M),i.renderState.layers===void 0){const ee={antialias:g.antialias,alpha:!0,depth:g.depth,stencil:g.stencil,framebufferScaleFactor:s};h=new XRWebGLLayer(i,n,ee),i.updateRenderState({baseLayer:h}),e.setPixelRatio(1),e.setSize(h.framebufferWidth,h.framebufferHeight,!1),x=new Wo(h.framebufferWidth,h.framebufferHeight,{format:Cr,type:rs,colorSpace:e.outputColorSpace,stencilBuffer:g.stencil})}else{let ee=null,se=null,Z=null;g.depth&&(Z=g.stencil?n.DEPTH24_STENCIL8:n.DEPTH_COMPONENT24,ee=g.stencil?Al:Za,se=g.stencil?Tl:Go);const ue={colorFormat:n.RGBA8,depthFormat:Z,scaleFactor:s};u=new XRWebGLBinding(i,n),d=u.createProjectionLayer(ue),i.updateRenderState({layers:[d]}),e.setPixelRatio(1),e.setSize(d.textureWidth,d.textureHeight,!1),x=new Wo(d.textureWidth,d.textureHeight,{format:Cr,type:rs,depthTexture:new dA(d.textureWidth,d.textureHeight,se,void 0,void 0,void 0,void 0,void 0,void 0,ee),stencilBuffer:g.stencil,colorSpace:e.outputColorSpace,samples:g.antialias?4:0,resolveDepthBuffer:d.ignoreDepthValues===!1})}x.isXRRenderTarget=!0,this.setFoveation(l),c=null,o=await i.requestReferenceSpace(a),pe.setContext(i),pe.start(),r.isPresenting=!0,r.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(i!==null)return i.environmentBlendMode},this.getDepthTexture=function(){return v.getDepthTexture()};function z($){for(let ee=0;ee<$.removed.length;ee++){const se=$.removed[ee],Z=w.indexOf(se);Z>=0&&(w[Z]=null,_[Z].disconnect(se))}for(let ee=0;ee<$.added.length;ee++){const se=$.added[ee];let Z=w.indexOf(se);if(Z===-1){for(let Me=0;Me<_.length;Me++)if(Me>=w.length){w.push(se),Z=Me;break}else if(w[Me]===null){w[Me]=se,Z=Me;break}if(Z===-1)break}const ue=_[Z];ue&&ue.connect(se)}}const O=new k,j=new k;function D($,ee,se){O.setFromMatrixPosition(ee.matrixWorld),j.setFromMatrixPosition(se.matrixWorld);const Z=O.distanceTo(j),ue=ee.projectionMatrix.elements,Me=se.projectionMatrix.elements,ye=ue[14]/(ue[10]-1),ke=ue[14]/(ue[10]+1),Se=(ue[9]+1)/ue[5],nt=(ue[9]-1)/ue[5],H=(ue[8]-1)/ue[0],Xt=(Me[8]+1)/Me[0],Ve=ye*H,qe=ye*Xt,Ue=Z/(-H+Xt),Ye=Ue*-H;if(ee.matrixWorld.decompose($.position,$.quaternion,$.scale),$.translateX(Ye),$.translateZ(Ue),$.matrixWorld.compose($.position,$.quaternion,$.scale),$.matrixWorldInverse.copy($.matrixWorld).invert(),ue[10]===-1)$.projectionMatrix.copy(ee.projectionMatrix),$.projectionMatrixInverse.copy(ee.projectionMatrixInverse);else{const Oe=ye+Ue,L=ke+Ue,R=Ve-Ye,X=qe+(Z-Ye),ie=Se*ke/L*Oe,oe=nt*ke/L*Oe;$.projectionMatrix.makePerspective(R,X,ie,oe,Oe,L),$.projectionMatrixInverse.copy($.projectionMatrix).invert()}}function V($,ee){ee===null?$.matrixWorld.copy($.matrix):$.matrixWorld.multiplyMatrices(ee.matrixWorld,$.matrix),$.matrixWorldInverse.copy($.matrixWorld).invert()}this.updateCamera=function($){if(i===null)return;let ee=$.near,se=$.far;v.texture!==null&&(v.depthNear>0&&(ee=v.depthNear),v.depthFar>0&&(se=v.depthFar)),E.near=C.near=b.near=ee,E.far=C.far=b.far=se,(N!==E.near||F!==E.far)&&(i.updateRenderState({depthNear:E.near,depthFar:E.far}),N=E.near,F=E.far),b.layers.mask=$.layers.mask|2,C.layers.mask=$.layers.mask|4,E.layers.mask=b.layers.mask|C.layers.mask;const Z=$.parent,ue=E.cameras;V(E,Z);for(let Me=0;Me<ue.length;Me++)V(ue[Me],Z);ue.length===2?D(E,b,C):E.projectionMatrix.copy(b.projectionMatrix),Q($,E,Z)};function Q($,ee,se){se===null?$.matrix.copy(ee.matrixWorld):($.matrix.copy(se.matrixWorld),$.matrix.invert(),$.matrix.multiply(ee.matrixWorld)),$.matrix.decompose($.position,$.quaternion,$.scale),$.updateMatrixWorld(!0),$.projectionMatrix.copy(ee.projectionMatrix),$.projectionMatrixInverse.copy(ee.projectionMatrixInverse),$.isPerspectiveCamera&&($.fov=Cl*2*Math.atan(1/$.projectionMatrix.elements[5]),$.zoom=1)}this.getCamera=function(){return E},this.getFoveation=function(){if(!(d===null&&h===null))return l},this.setFoveation=function($){l=$,d!==null&&(d.fixedFoveation=$),h!==null&&h.fixedFoveation!==void 0&&(h.fixedFoveation=$)},this.hasDepthSensing=function(){return v.texture!==null},this.getDepthSensingMesh=function(){return v.getMesh(E)};let J=null;function le($,ee){if(f=ee.getViewerPose(c||o),m=ee,f!==null){const se=f.views;h!==null&&(e.setRenderTargetFramebuffer(x,h.framebuffer),e.setRenderTarget(x));let Z=!1;se.length!==E.cameras.length&&(E.cameras.length=0,Z=!0);for(let Me=0;Me<se.length;Me++){const ye=se[Me];let ke=null;if(h!==null)ke=h.getViewport(ye);else{const nt=u.getViewSubImage(d,ye);ke=nt.viewport,Me===0&&(e.setRenderTargetTextures(x,nt.colorTexture,d.ignoreDepthValues?void 0:nt.depthStencilTexture),e.setRenderTarget(x))}let Se=A[Me];Se===void 0&&(Se=new dn,Se.layers.enable(Me),Se.viewport=new ut,A[Me]=Se),Se.matrix.fromArray(ye.transform.matrix),Se.matrix.decompose(Se.position,Se.quaternion,Se.scale),Se.projectionMatrix.fromArray(ye.projectionMatrix),Se.projectionMatrixInverse.copy(Se.projectionMatrix).invert(),Se.viewport.set(ke.x,ke.y,ke.width,ke.height),Me===0&&(E.matrix.copy(Se.matrix),E.matrix.decompose(E.position,E.quaternion,E.scale)),Z===!0&&E.cameras.push(Se)}const ue=i.enabledFeatures;if(ue&&ue.includes("depth-sensing")){const Me=u.getDepthInformation(se[0]);Me&&Me.isValid&&Me.texture&&v.init(e,Me,i.renderState)}}for(let se=0;se<_.length;se++){const Z=w[se],ue=_[se];Z!==null&&ue!==void 0&&ue.update(Z,ee,c||o)}J&&J($,ee),ee.detectedPlanes&&r.dispatchEvent({type:"planesdetected",data:ee}),m=null}const pe=new uA;pe.setAnimationLoop(le),this.setAnimationLoop=function($){J=$},this.dispose=function(){}}}const vo=new Qt,wH=new Ce;function SH(t,e){function n(g,p){g.matrixAutoUpdate===!0&&g.updateMatrix(),p.value.copy(g.matrix)}function r(g,p){p.color.getRGB(g.fogColor.value,aA(t)),p.isFog?(g.fogNear.value=p.near,g.fogFar.value=p.far):p.isFogExp2&&(g.fogDensity.value=p.density)}function i(g,p,x,_,w){p.isMeshBasicMaterial||p.isMeshLambertMaterial?s(g,p):p.isMeshToonMaterial?(s(g,p),u(g,p)):p.isMeshPhongMaterial?(s(g,p),f(g,p)):p.isMeshStandardMaterial?(s(g,p),d(g,p),p.isMeshPhysicalMaterial&&h(g,p,w)):p.isMeshMatcapMaterial?(s(g,p),m(g,p)):p.isMeshDepthMaterial?s(g,p):p.isMeshDistanceMaterial?(s(g,p),v(g,p)):p.isMeshNormalMaterial?s(g,p):p.isLineBasicMaterial?(o(g,p),p.isLineDashedMaterial&&a(g,p)):p.isPointsMaterial?l(g,p,x,_):p.isSpriteMaterial?c(g,p):p.isShadowMaterial?(g.color.value.copy(p.color),g.opacity.value=p.opacity):p.isShaderMaterial&&(p.uniformsNeedUpdate=!1)}function s(g,p){g.opacity.value=p.opacity,p.color&&g.diffuse.value.copy(p.color),p.emissive&&g.emissive.value.copy(p.emissive).multiplyScalar(p.emissiveIntensity),p.map&&(g.map.value=p.map,n(p.map,g.mapTransform)),p.alphaMap&&(g.alphaMap.value=p.alphaMap,n(p.alphaMap,g.alphaMapTransform)),p.bumpMap&&(g.bumpMap.value=p.bumpMap,n(p.bumpMap,g.bumpMapTransform),g.bumpScale.value=p.bumpScale,p.side===tr&&(g.bumpScale.value*=-1)),p.normalMap&&(g.normalMap.value=p.normalMap,n(p.normalMap,g.normalMapTransform),g.normalScale.value.copy(p.normalScale),p.side===tr&&g.normalScale.value.negate()),p.displacementMap&&(g.displacementMap.value=p.displacementMap,n(p.displacementMap,g.displacementMapTransform),g.displacementScale.value=p.displacementScale,g.displacementBias.value=p.displacementBias),p.emissiveMap&&(g.emissiveMap.value=p.emissiveMap,n(p.emissiveMap,g.emissiveMapTransform)),p.specularMap&&(g.specularMap.value=p.specularMap,n(p.specularMap,g.specularMapTransform)),p.alphaTest>0&&(g.alphaTest.value=p.alphaTest);const x=e.get(p),_=x.envMap,w=x.envMapRotation;_&&(g.envMap.value=_,vo.copy(w),vo.x*=-1,vo.y*=-1,vo.z*=-1,_.isCubeTexture&&_.isRenderTargetTexture===!1&&(vo.y*=-1,vo.z*=-1),g.envMapRotation.value.setFromMatrix4(wH.makeRotationFromEuler(vo)),g.flipEnvMap.value=_.isCubeTexture&&_.isRenderTargetTexture===!1?-1:1,g.reflectivity.value=p.reflectivity,g.ior.value=p.ior,g.refractionRatio.value=p.refractionRatio),p.lightMap&&(g.lightMap.value=p.lightMap,g.lightMapIntensity.value=p.lightMapIntensity,n(p.lightMap,g.lightMapTransform)),p.aoMap&&(g.aoMap.value=p.aoMap,g.aoMapIntensity.value=p.aoMapIntensity,n(p.aoMap,g.aoMapTransform))}function o(g,p){g.diffuse.value.copy(p.color),g.opacity.value=p.opacity,p.map&&(g.map.value=p.map,n(p.map,g.mapTransform))}function a(g,p){g.dashSize.value=p.dashSize,g.totalSize.value=p.dashSize+p.gapSize,g.scale.value=p.scale}function l(g,p,x,_){g.diffuse.value.copy(p.color),g.opacity.value=p.opacity,g.size.value=p.size*x,g.scale.value=_*.5,p.map&&(g.map.value=p.map,n(p.map,g.uvTransform)),p.alphaMap&&(g.alphaMap.value=p.alphaMap,n(p.alphaMap,g.alphaMapTransform)),p.alphaTest>0&&(g.alphaTest.value=p.alphaTest)}function c(g,p){g.diffuse.value.copy(p.color),g.opacity.value=p.opacity,g.rotation.value=p.rotation,p.map&&(g.map.value=p.map,n(p.map,g.mapTransform)),p.alphaMap&&(g.alphaMap.value=p.alphaMap,n(p.alphaMap,g.alphaMapTransform)),p.alphaTest>0&&(g.alphaTest.value=p.alphaTest)}function f(g,p){g.specular.value.copy(p.specular),g.shininess.value=Math.max(p.shininess,1e-4)}function u(g,p){p.gradientMap&&(g.gradientMap.value=p.gradientMap)}function d(g,p){g.metalness.value=p.metalness,p.metalnessMap&&(g.metalnessMap.value=p.metalnessMap,n(p.metalnessMap,g.metalnessMapTransform)),g.roughness.value=p.roughness,p.roughnessMap&&(g.roughnessMap.value=p.roughnessMap,n(p.roughnessMap,g.roughnessMapTransform)),p.envMap&&(g.envMapIntensity.value=p.envMapIntensity)}function 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THREE.Camera.");return}if(M===!0)return;if(P.matrixWorldAutoUpdate===!0&&P.updateMatrixWorld(),G.parent===null&&G.matrixWorldAutoUpdate===!0&&G.updateMatrixWorld(),q.enabled===!0&&q.isPresenting===!0&&(q.cameraAutoUpdate===!0&&q.updateCamera(G),G=q.getCamera()),P.isScene===!0&&P.onBeforeRender(w,P,G,C),p=ct.get(P,_.length),p.init(G),_.push(p),ue.multiplyMatrices(G.projectionMatrix,G.matrixWorldInverse),$.setFromProjectionMatrix(ue),se=this.localClippingEnabled,ee=de.init(this.clippingPlanes,se),g=_e.get(P,x.length),g.init(),x.push(g),q.enabled===!0&&q.isPresenting===!0){const fe=w.xr.getDepthSensingMesh();fe!==null&&sp(fe,G,-1/0,w.sortObjects)}sp(P,G,0,w.sortObjects),g.finish(),w.sortObjects===!0&&g.sort(V,Q),Se=q.enabled===!1||q.isPresenting===!1||q.hasDepthSensing()===!1,Se&&Be.addToRenderList(g,P),this.info.render.frame++,ee===!0&&de.beginShadows();const Y=p.state.shadowsArray;Te.render(Y,P,G),ee===!0&&de.endShadows(),this.info.autoReset===!0&&this.info.reset();const K=g.opaque,W=g.transmissive;if(p.setupLights(),G.isArrayCamera){const fe=G.cameras;if(W.length>0)for(let we=0,De=fe.length;we<De;we++){const Le=fe[we];Sx(K,W,P,Le)}Se&&Be.render(P);for(let we=0,De=fe.length;we<De;we++){const Le=fe[we];wx(g,P,Le,Le.viewport)}}else W.length>0&&Sx(K,W,P,G),Se&&Be.render(P),wx(g,P,G);C!==null&&(L.updateMultisampleRenderTarget(C),L.updateRenderTargetMipmap(C)),P.isScene===!0&&P.onAfterRender(w,P,G),be.resetDefaultState(),A=-1,E=null,_.pop(),_.length>0?(p=_[_.length-1],ee===!0&&de.setGlobalState(w.clippingPlanes,p.state.camera)):p=null,x.pop(),x.length>0?g=x[x.length-1]:g=null};function sp(P,G,Y,K){if(P.visible===!1)return;if(P.layers.test(G.layers)){if(P.isGroup)Y=P.renderOrder;else if(P.isLOD)P.autoUpdate===!0&&P.update(G);else if(P.isLight)p.pushLight(P),P.castShadow&&p.pushShadow(P);else if(P.isSprite){if(!P.frustumCulled||$.intersectsSprite(P)){K&&ye.setFromMatrixPosition(P.matrixWorld).applyMatrix4(ue);const we=ne.update(P),De=P.material;De.visible&&g.push(P,we,De,Y,ye.z,null)}}else if((P.isMesh||P.isLine||P.isPoints)&&(!P.frustumCulled||$.intersectsObject(P))){const we=ne.update(P),De=P.material;if(K&&(P.boundingSphere!==void 0?(P.boundingSphere===null&&P.computeBoundingSphere(),ye.copy(P.boundingSphere.center)):(we.boundingSphere===null&&we.computeBoundingSphere(),ye.copy(we.boundingSphere.center)),ye.applyMatrix4(P.matrixWorld).applyMatrix4(ue)),Array.isArray(De)){const Le=we.groups;for(let Xe=0,et=Le.length;Xe<et;Xe++){const Ie=Le[Xe],gt=De[Ie.materialIndex];gt&&gt.visible&&g.push(P,we,gt,Y,ye.z,Ie)}}else De.visible&&g.push(P,we,De,Y,ye.z,null)}}const fe=P.children;for(let we=0,De=fe.length;we<De;we++)sp(fe[we],G,Y,K)}function wx(P,G,Y,K){const W=P.opaque,fe=P.transmissive,we=P.transparent;p.setupLightsView(Y),ee===!0&&de.setGlobalState(w.clippingPlanes,Y),K&&Ue.viewport(N.copy(K)),W.length>0&&Nu(W,G,Y),fe.length>0&&Nu(fe,G,Y),we.length>0&&Nu(we,G,Y),Ue.buffers.depth.setTest(!0),Ue.buffers.depth.setMask(!0),Ue.buffers.color.setMask(!0),Ue.setPolygonOffset(!1)}function Sx(P,G,Y,K){if((Y.isScene===!0?Y.overrideMaterial:null)!==null)return;p.state.transmissionRenderTarget[K.id]===void 0&&(p.state.transmissionRenderTarget[K.id]=new Wo(1,1,{generateMipmaps:!0,type:Ve.has("EXT_color_buffer_half_float")||Ve.has("EXT_color_buffer_float")?Tu:rs,minFilter:Gi,samples:4,stencilBuffer:s,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:$e.workingColorSpace}));const fe=p.state.transmissionRenderTarget[K.id],we=K.viewport||N;fe.setSize(we.z,we.w);const De=w.getRenderTarget();w.setRenderTarget(fe),w.getClearColor(U),z=w.getClearAlpha(),z<1&&w.setClearColor(16777215,.5),w.clear(),Se&&Be.render(Y);const Le=w.toneMapping;w.toneMapping=Ws;const Xe=K.viewport;if(K.viewport!==void 0&&(K.viewport=void 0),p.setupLightsView(K),ee===!0&&de.setGlobalState(w.clippingPlanes,K),Nu(P,Y,K),L.updateMultisampleRenderTarget(fe),L.updateRenderTargetMipmap(fe),Ve.has("WEBGL_multisampled_render_to_texture")===!1){let et=!1;for(let Ie=0,gt=G.length;Ie<gt;Ie++){const Tt=G[Ie],Rt=Tt.object,Gn=Tt.geometry,vt=Tt.material,Fe=Tt.group;if(vt.side===pi&&Rt.layers.test(K.layers)){const Ci=vt.side;vt.side=tr,vt.needsUpdate=!0,Mx(Rt,Y,K,Gn,vt,Fe),vt.side=Ci,vt.needsUpdate=!0,et=!0}}et===!0&&(L.updateMultisampleRenderTarget(fe),L.updateRenderTargetMipmap(fe))}w.setRenderTarget(De),w.setClearColor(U,z),Xe!==void 0&&(K.viewport=Xe),w.toneMapping=Le}function Nu(P,G,Y){const K=G.isScene===!0?G.overrideMaterial:null;for(let W=0,fe=P.length;W<fe;W++){const we=P[W],De=we.object,Le=we.geometry,Xe=K===null?we.material:K,et=we.group;De.layers.test(Y.layers)&&Mx(De,G,Y,Le,Xe,et)}}function Mx(P,G,Y,K,W,fe){P.onBeforeRender(w,G,Y,K,W,fe),P.modelViewMatrix.multiplyMatrices(Y.matrixWorldInverse,P.matrixWorld),P.normalMatrix.getNormalMatrix(P.modelViewMatrix),W.onBeforeRender(w,G,Y,K,P,fe),W.transparent===!0&&W.side===pi&&W.forceSinglePass===!1?(W.side=tr,W.needsUpdate=!0,w.renderBufferDirect(Y,G,K,W,P,fe),W.side=ns,W.needsUpdate=!0,w.renderBufferDirect(Y,G,K,W,P,fe),W.side=pi):w.renderBufferDirect(Y,G,K,W,P,fe),P.onAfterRender(w,G,Y,K,W,fe)}function Du(P,G,Y){G.isScene!==!0&&(G=ke);const K=Oe.get(P),W=p.state.lights,fe=p.state.shadowsArray,we=W.state.version,De=Re.getParameters(P,W.state,fe,G,Y),Le=Re.getProgramCacheKey(De);let Xe=K.programs;K.environment=P.isMeshStandardMaterial?G.environment:null,K.fog=G.fog,K.envMap=(P.isMeshStandardMaterial?X:R).get(P.envMap||K.environment),K.envMapRotation=K.environment!==null&&P.envMap===null?G.environmentRotation:P.envMapRotation,Xe===void 0&&(P.addEventListener("dispose",Je),Xe=new Map,K.programs=Xe);let et=Xe.get(Le);if(et!==void 0){if(K.currentProgram===et&&K.lightsStateVersion===we)return Ex(P,De),et}else De.uniforms=Re.getUniforms(P),P.onBeforeCompile(De,w),et=Re.acquireProgram(De,Le),Xe.set(Le,et),K.uniforms=De.uniforms;const Ie=K.uniforms;return(!P.isShaderMaterial&&!P.isRawShaderMaterial||P.clipping===!0)&&(Ie.clippingPlanes=de.uniform),Ex(P,De),K.needsLights=QR(P),K.lightsStateVersion=we,K.needsLights&&(Ie.ambientLightColor.value=W.state.ambient,Ie.lightProbe.value=W.state.probe,Ie.directionalLights.value=W.state.directional,Ie.directionalLightShadows.value=W.state.directionalShadow,Ie.spotLights.value=W.state.spot,Ie.spotLightShadows.value=W.state.spotShadow,Ie.rectAreaLights.value=W.state.rectArea,Ie.ltc_1.value=W.state.rectAreaLTC1,Ie.ltc_2.value=W.state.rectAreaLTC2,Ie.pointLights.value=W.state.point,Ie.pointLightShadows.value=W.state.pointShadow,Ie.hemisphereLights.value=W.state.hemi,Ie.directionalShadowMap.value=W.state.directionalShadowMap,Ie.directionalShadowMatrix.value=W.state.directionalShadowMatrix,Ie.spotShadowMap.value=W.state.spotShadowMap,Ie.spotLightMatrix.value=W.state.spotLightMatrix,Ie.spotLightMap.value=W.state.spotLightMap,Ie.pointShadowMap.value=W.state.pointShadowMap,Ie.pointShadowMatrix.value=W.state.pointShadowMatrix),K.currentProgram=et,K.uniformsList=null,et}function bx(P){if(P.uniformsList===null){const G=P.currentProgram.getUniforms();P.uniformsList=ff.seqWithValue(G.seq,P.uniforms)}return P.uniformsList}function Ex(P,G){const Y=Oe.get(P);Y.outputColorSpace=G.outputColorSpace,Y.batching=G.batching,Y.batchingColor=G.batchingColor,Y.instancing=G.instancing,Y.instancingColor=G.instancingColor,Y.instancingMorph=G.instancingMorph,Y.skinning=G.skinning,Y.morphTargets=G.morphTargets,Y.morphNormals=G.morphNormals,Y.morphColors=G.morphColors,Y.morphTargetsCount=G.morphTargetsCount,Y.numClippingPlanes=G.numClippingPlanes,Y.numIntersection=G.numClipIntersection,Y.vertexAlphas=G.vertexAlphas,Y.vertexTangents=G.vertexTangents,Y.toneMapping=G.toneMapping}function qR(P,G,Y,K,W){G.isScene!==!0&&(G=ke),L.resetTextureUnits();const fe=G.fog,we=K.isMeshStandardMaterial?G.environment:null,De=C===null?w.outputColorSpace:C.isXRRenderTarget===!0?C.texture.colorSpace:Ln,Le=(K.isMeshStandardMaterial?X:R).get(K.envMap||we),Xe=K.vertexColors===!0&&!!Y.attributes.color&&Y.attributes.color.itemSize===4,et=!!Y.attributes.tangent&&(!!K.normalMap||K.anisotropy>0),Ie=!!Y.morphAttributes.position,gt=!!Y.morphAttributes.normal,Tt=!!Y.morphAttributes.color;let Rt=Ws;K.toneMapped&&(C===null||C.isXRRenderTarget===!0)&&(Rt=w.toneMapping);const Gn=Y.morphAttributes.position||Y.morphAttributes.normal||Y.morphAttributes.color,vt=Gn!==void 0?Gn.length:0,Fe=Oe.get(K),Ci=p.state.lights;if(ee===!0&&(se===!0||P!==E)){const xr=P===E&&K.id===A;de.setState(K,P,xr)}let yt=!1;K.version===Fe.__version?(Fe.needsLights&&Fe.lightsStateVersion!==Ci.state.version||Fe.outputColorSpace!==De||W.isBatchedMesh&&Fe.batching===!1||!W.isBatchedMesh&&Fe.batching===!0||W.isBatchedMesh&&Fe.batchingColor===!0&&W.colorTexture===null||W.isBatchedMesh&&Fe.batchingColor===!1&&W.colorTexture!==null||W.isInstancedMesh&&Fe.instancing===!1||!W.isInstancedMesh&&Fe.instancing===!0||W.isSkinnedMesh&&Fe.skinning===!1||!W.isSkinnedMesh&&Fe.skinning===!0||W.isInstancedMesh&&Fe.instancingColor===!0&&W.instanceColor===null||W.isInstancedMesh&&Fe.instancingColor===!1&&W.instanceColor!==null||W.isInstancedMesh&&Fe.instancingMorph===!0&&W.morphTexture===null||W.isInstancedMesh&&Fe.instancingMorph===!1&&W.morphTexture!==null||Fe.envMap!==Le||K.fog===!0&&Fe.fog!==fe||Fe.numClippingPlanes!==void 0&&(Fe.numClippingPlanes!==de.numPlanes||Fe.numIntersection!==de.numIntersection)||Fe.vertexAlphas!==Xe||Fe.vertexTangents!==et||Fe.morphTargets!==Ie||Fe.morphNormals!==gt||Fe.morphColors!==Tt||Fe.toneMapping!==Rt||Fe.morphTargetsCount!==vt)&&(yt=!0):(yt=!0,Fe.__version=K.version);let Or=Fe.currentProgram;yt===!0&&(Or=Du(K,G,W));let na=!1,rr=!1,$l=!1;const Pt=Or.getUniforms(),oi=Fe.uniforms;if(Ue.useProgram(Or.program)&&(na=!0,rr=!0,$l=!0),K.id!==A&&(A=K.id,rr=!0),na||E!==P){Ue.buffers.depth.getReversed()?(Z.copy(P.projectionMatrix),pF(Z),mF(Z),Pt.setValue(H,"projectionMatrix",Z)):Pt.setValue(H,"projectionMatrix",P.projectionMatrix),Pt.setValue(H,"viewMatrix",P.matrixWorldInverse);const ss=Pt.map.cameraPosition;ss!==void 0&&ss.setValue(H,Me.setFromMatrixPosition(P.matrixWorld)),qe.logarithmicDepthBuffer&&Pt.setValue(H,"logDepthBufFC",2/(Math.log(P.far+1)/Math.LN2)),(K.isMeshPhongMaterial||K.isMeshToonMaterial||K.isMeshLambertMaterial||K.isMeshBasicMaterial||K.isMeshStandardMaterial||K.isShaderMaterial)&&Pt.setValue(H,"isOrthographic",P.isOrthographicCamera===!0),E!==P&&(E=P,rr=!0,$l=!0)}if(W.isSkinnedMesh){Pt.setOptional(H,W,"bindMatrix"),Pt.setOptional(H,W,"bindMatrixInverse");const xr=W.skeleton;xr&&(xr.boneTexture===null&&xr.computeBoneTexture(),Pt.setValue(H,"boneTexture",xr.boneTexture,L))}W.isBatchedMesh&&(Pt.setOptional(H,W,"batchingTexture"),Pt.setValue(H,"batchingTexture",W._matricesTexture,L),Pt.setOptional(H,W,"batchingIdTexture"),Pt.setValue(H,"batchingIdTexture",W._indirectTexture,L),Pt.setOptional(H,W,"batchingColorTexture"),W._colorsTexture!==null&&Pt.setValue(H,"batchingColorTexture",W._colorsTexture,L));const Yl=Y.morphAttributes;if((Yl.position!==void 0||Yl.normal!==void 0||Yl.color!==void 0)&&Ge.update(W,Y,Or),(rr||Fe.receiveShadow!==W.receiveShadow)&&(Fe.receiveShadow=W.receiveShadow,Pt.setValue(H,"receiveShadow",W.receiveShadow)),K.isMeshGouraudMaterial&&K.envMap!==null&&(oi.envMap.value=Le,oi.flipEnvMap.value=Le.isCubeTexture&&Le.isRenderTargetTexture===!1?-1:1),K.isMeshStandardMaterial&&K.envMap===null&&G.environment!==null&&(oi.envMapIntensity.value=G.environmentIntensity),rr&&(Pt.setValue(H,"toneMappingExposure",w.toneMappingExposure),Fe.needsLights&&ZR(oi,$l),fe&&K.fog===!0&&ge.refreshFogUniforms(oi,fe),ge.refreshMaterialUniforms(oi,K,D,j,p.state.transmissionRenderTarget[P.id]),ff.upload(H,bx(Fe),oi,L)),K.isShaderMaterial&&K.uniformsNeedUpdate===!0&&(ff.upload(H,bx(Fe),oi,L),K.uniformsNeedUpdate=!1),K.isSpriteMaterial&&Pt.setValue(H,"center",W.center),Pt.setValue(H,"modelViewMatrix",W.modelViewMatrix),Pt.setValue(H,"normalMatrix",W.normalMatrix),Pt.setValue(H,"modelMatrix",W.matrixWorld),K.isShaderMaterial||K.isRawShaderMaterial){const xr=K.uniformsGroups;for(let ss=0,os=xr.length;ss<os;ss++){const Tx=xr[ss];B.update(Tx,Or),B.bind(Tx,Or)}}return Or}function ZR(P,G){P.ambientLightColor.needsUpdate=G,P.lightProbe.needsUpdate=G,P.directionalLights.needsUpdate=G,P.directionalLightShadows.needsUpdate=G,P.pointLights.needsUpdate=G,P.pointLightShadows.needsUpdate=G,P.spotLights.needsUpdate=G,P.spotLightShadows.needsUpdate=G,P.rectAreaLights.needsUpdate=G,P.hemisphereLights.needsUpdate=G}function QR(P){return P.isMeshLambertMaterial||P.isMeshToonMaterial||P.isMeshPhongMaterial||P.isMeshStandardMaterial||P.isShadowMaterial||P.isShaderMaterial&&P.lights===!0}this.getActiveCubeFace=function(){return T},this.getActiveMipmapLevel=function(){return b},this.getRenderTarget=function(){return C},this.setRenderTargetTextures=function(P,G,Y){Oe.get(P.texture).__webglTexture=G,Oe.get(P.depthTexture).__webglTexture=Y;const K=Oe.get(P);K.__hasExternalTextures=!0,K.__autoAllocateDepthBuffer=Y===void 0,K.__autoAllocateDepthBuffer||Ve.has("WEBGL_multisampled_render_to_texture")===!0&&(console.warn("THREE.WebGLRenderer: Render-to-texture extension was disabled because an external texture was provided"),K.__useRenderToTexture=!1)},this.setRenderTargetFramebuffer=function(P,G){const Y=Oe.get(P);Y.__webglFramebuffer=G,Y.__useDefaultFramebuffer=G===void 0},this.setRenderTarget=function(P,G=0,Y=0){C=P,T=G,b=Y;let K=!0,W=null,fe=!1,we=!1;if(P){const Le=Oe.get(P);if(Le.__useDefaultFramebuffer!==void 0)Ue.bindFramebuffer(H.FRAMEBUFFER,null),K=!1;else if(Le.__webglFramebuffer===void 0)L.setupRenderTarget(P);else if(Le.__hasExternalTextures)L.rebindTextures(P,Oe.get(P.texture).__webglTexture,Oe.get(P.depthTexture).__webglTexture);else if(P.depthBuffer){const Ie=P.depthTexture;if(Le.__boundDepthTexture!==Ie){if(Ie!==null&&Oe.has(Ie)&&(P.width!==Ie.image.width||P.height!==Ie.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");L.setupDepthRenderbuffer(P)}}const Xe=P.texture;(Xe.isData3DTexture||Xe.isDataArrayTexture||Xe.isCompressedArrayTexture)&&(we=!0);const et=Oe.get(P).__webglFramebuffer;P.isWebGLCubeRenderTarget?(Array.isArray(et[G])?W=et[G][Y]:W=et[G],fe=!0):P.samples>0&&L.useMultisampledRTT(P)===!1?W=Oe.get(P).__webglMultisampledFramebuffer:Array.isArray(et)?W=et[Y]:W=et,N.copy(P.viewport),F.copy(P.scissor),I=P.scissorTest}else N.copy(J).multiplyScalar(D).floor(),F.copy(le).multiplyScalar(D).floor(),I=pe;if(Ue.bindFramebuffer(H.FRAMEBUFFER,W)&&K&&Ue.drawBuffers(P,W),Ue.viewport(N),Ue.scissor(F),Ue.setScissorTest(I),fe){const Le=Oe.get(P.texture);H.framebufferTexture2D(H.FRAMEBUFFER,H.COLOR_ATTACHMENT0,H.TEXTURE_CUBE_MAP_POSITIVE_X+G,Le.__webglTexture,Y)}else if(we){const Le=Oe.get(P.texture),Xe=G||0;H.framebufferTextureLayer(H.FRAMEBUFFER,H.COLOR_ATTACHMENT0,Le.__webglTexture,Y||0,Xe)}A=-1},this.readRenderTargetPixels=function(P,G,Y,K,W,fe,we){if(!(P&&P.isWebGLRenderTarget)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");return}let De=Oe.get(P).__webglFramebuffer;if(P.isWebGLCubeRenderTarget&&we!==void 0&&(De=De[we]),De){Ue.bindFramebuffer(H.FRAMEBUFFER,De);try{const Le=P.texture,Xe=Le.format,et=Le.type;if(!qe.textureFormatReadable(Xe)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");return}if(!qe.textureTypeReadable(et)){console.error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");return}G>=0&&G<=P.width-K&&Y>=0&&Y<=P.height-W&&H.readPixels(G,Y,K,W,Ze.convert(Xe),Ze.convert(et),fe)}finally{const Le=C!==null?Oe.get(C).__webglFramebuffer:null;Ue.bindFramebuffer(H.FRAMEBUFFER,Le)}}},this.readRenderTargetPixelsAsync=async function(P,G,Y,K,W,fe,we){if(!(P&&P.isWebGLRenderTarget))throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let De=Oe.get(P).__webglFramebuffer;if(P.isWebGLCubeRenderTarget&&we!==void 0&&(De=De[we]),De){const Le=P.texture,Xe=Le.format,et=Le.type;if(!qe.textureFormatReadable(Xe))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!qe.textureTypeReadable(et))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");if(G>=0&&G<=P.width-K&&Y>=0&&Y<=P.height-W){Ue.bindFramebuffer(H.FRAMEBUFFER,De);const Ie=H.createBuffer();H.bindBuffer(H.PIXEL_PACK_BUFFER,Ie),H.bufferData(H.PIXEL_PACK_BUFFER,fe.byteLength,H.STREAM_READ),H.readPixels(G,Y,K,W,Ze.convert(Xe),Ze.convert(et),0);const gt=C!==null?Oe.get(C).__webglFramebuffer:null;Ue.bindFramebuffer(H.FRAMEBUFFER,gt);const Tt=H.fenceSync(H.SYNC_GPU_COMMANDS_COMPLETE,0);return H.flush(),await hF(H,Tt,4),H.bindBuffer(H.PIXEL_PACK_BUFFER,Ie),H.getBufferSubData(H.PIXEL_PACK_BUFFER,0,fe),H.deleteBuffer(Ie),H.deleteSync(Tt),fe}else throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(P,G=null,Y=0){P.isTexture!==!0&&(wc("WebGLRenderer: copyFramebufferToTexture function signature has changed."),G=arguments[0]||null,P=arguments[1]);const K=Math.pow(2,-Y),W=Math.floor(P.image.width*K),fe=Math.floor(P.image.height*K),we=G!==null?G.x:0,De=G!==null?G.y:0;L.setTexture2D(P,0),H.copyTexSubImage2D(H.TEXTURE_2D,Y,0,0,we,De,W,fe),Ue.unbindTexture()},this.copyTextureToTexture=function(P,G,Y=null,K=null,W=0){P.isTexture!==!0&&(wc("WebGLRenderer: copyTextureToTexture function signature has changed."),K=arguments[0]||null,P=arguments[1],G=arguments[2],W=arguments[3]||0,Y=null);let fe,we,De,Le,Xe,et,Ie,gt,Tt;const Rt=P.isCompressedTexture?P.mipmaps[W]:P.image;Y!==null?(fe=Y.max.x-Y.min.x,we=Y.max.y-Y.min.y,De=Y.isBox3?Y.max.z-Y.min.z:1,Le=Y.min.x,Xe=Y.min.y,et=Y.isBox3?Y.min.z:0):(fe=Rt.width,we=Rt.height,De=Rt.depth||1,Le=0,Xe=0,et=0),K!==null?(Ie=K.x,gt=K.y,Tt=K.z):(Ie=0,gt=0,Tt=0);const Gn=Ze.convert(G.format),vt=Ze.convert(G.type);let Fe;G.isData3DTexture?(L.setTexture3D(G,0),Fe=H.TEXTURE_3D):G.isDataArrayTexture||G.isCompressedArrayTexture?(L.setTexture2DArray(G,0),Fe=H.TEXTURE_2D_ARRAY):(L.setTexture2D(G,0),Fe=H.TEXTURE_2D),H.pixelStorei(H.UNPACK_FLIP_Y_WEBGL,G.flipY),H.pixelStorei(H.UNPACK_PREMULTIPLY_ALPHA_WEBGL,G.premultiplyAlpha),H.pixelStorei(H.UNPACK_ALIGNMENT,G.unpackAlignment);const Ci=H.getParameter(H.UNPACK_ROW_LENGTH),yt=H.getParameter(H.UNPACK_IMAGE_HEIGHT),Or=H.getParameter(H.UNPACK_SKIP_PIXELS),na=H.getParameter(H.UNPACK_SKIP_ROWS),rr=H.getParameter(H.UNPACK_SKIP_IMAGES);H.pixelStorei(H.UNPACK_ROW_LENGTH,Rt.width),H.pixelStorei(H.UNPACK_IMAGE_HEIGHT,Rt.height),H.pixelStorei(H.UNPACK_SKIP_PIXELS,Le),H.pixelStorei(H.UNPACK_SKIP_ROWS,Xe),H.pixelStorei(H.UNPACK_SKIP_IMAGES,et);const $l=P.isDataArrayTexture||P.isData3DTexture,Pt=G.isDataArrayTexture||G.isData3DTexture;if(P.isRenderTargetTexture||P.isDepthTexture){const oi=Oe.get(P),Yl=Oe.get(G),xr=Oe.get(oi.__renderTarget),ss=Oe.get(Yl.__renderTarget);Ue.bindFramebuffer(H.READ_FRAMEBUFFER,xr.__webglFramebuffer),Ue.bindFramebuffer(H.DRAW_FRAMEBUFFER,ss.__webglFramebuffer);for(let os=0;os<De;os++)$l&&H.framebufferTextureLayer(H.READ_FRAMEBUFFER,H.COLOR_ATTACHMENT0,Oe.get(P).__webglTexture,W,et+os),P.isDepthTexture?(Pt&&H.framebufferTextureLayer(H.DRAW_FRAMEBUFFER,H.COLOR_ATTACHMENT0,Oe.get(G).__webglTexture,W,Tt+os),H.blitFramebuffer(Le,Xe,fe,we,Ie,gt,fe,we,H.DEPTH_BUFFER_BIT,H.NEAREST)):Pt?H.copyTexSubImage3D(Fe,W,Ie,gt,Tt+os,Le,Xe,fe,we):H.copyTexSubImage2D(Fe,W,Ie,gt,Tt+os,Le,Xe,fe,we);Ue.bindFramebuffer(H.READ_FRAMEBUFFER,null),Ue.bindFramebuffer(H.DRAW_FRAMEBUFFER,null)}else Pt?P.isDataTexture||P.isData3DTexture?H.texSubImage3D(Fe,W,Ie,gt,Tt,fe,we,De,Gn,vt,Rt.data):G.isCompressedArrayTexture?H.compressedTexSubImage3D(Fe,W,Ie,gt,Tt,fe,we,De,Gn,Rt.data):H.texSubImage3D(Fe,W,Ie,gt,Tt,fe,we,De,Gn,vt,Rt):P.isDataTexture?H.texSubImage2D(H.TEXTURE_2D,W,Ie,gt,fe,we,Gn,vt,Rt.data):P.isCompressedTexture?H.compressedTexSubImage2D(H.TEXTURE_2D,W,Ie,gt,Rt.width,Rt.height,Gn,Rt.data):H.texSubImage2D(H.TEXTURE_2D,W,Ie,gt,fe,we,Gn,vt,Rt);H.pixelStorei(H.UNPACK_ROW_LENGTH,Ci),H.pixelStorei(H.UNPACK_IMAGE_HEIGHT,yt),H.pixelStorei(H.UNPACK_SKIP_PIXELS,Or),H.pixelStorei(H.UNPACK_SKIP_ROWS,na),H.pixelStorei(H.UNPACK_SKIP_IMAGES,rr),W===0&&G.generateMipmaps&&H.generateMipmap(Fe),Ue.unbindTexture()},this.copyTextureToTexture3D=function(P,G,Y=null,K=null,W=0){return P.isTexture!==!0&&(wc("WebGLRenderer: copyTextureToTexture3D function signature has changed."),Y=arguments[0]||null,K=arguments[1]||null,P=arguments[2],G=arguments[3],W=arguments[4]||0),wc('WebGLRenderer: copyTextureToTexture3D function has been deprecated. Use "copyTextureToTexture" instead.'),this.copyTextureToTexture(P,G,Y,K,W)},this.initRenderTarget=function(P){Oe.get(P).__webglFramebuffer===void 0&&L.setupRenderTarget(P)},this.initTexture=function(P){P.isCubeTexture?L.setTextureCube(P,0):P.isData3DTexture?L.setTexture3D(P,0):P.isDataArrayTexture||P.isCompressedArrayTexture?L.setTexture2DArray(P,0):L.setTexture2D(P,0),Ue.unbindTexture()},this.resetState=function(){T=0,b=0,C=null,Ue.reset(),be.reset()},typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return Wi}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const n=this.getContext();n.drawingBufferColorspace=$e._getDrawingBufferColorSpace(e),n.unpackColorSpace=$e._getUnpackColorSpace()}}class EH extends Et{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 Qt,this.environmentIntensity=1,this.environmentRotation=new Qt,this.overrideMaterial=null,typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,n){return super.copy(e,n),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 n=super.toJSON(e);return this.fog!==null&&(n.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(n.object.backgroundBlurriness=this.backgroundBlurriness),this.backgroundIntensity!==1&&(n.object.backgroundIntensity=this.backgroundIntensity),n.object.backgroundRotation=this.backgroundRotation.toArray(),this.environmentIntensity!==1&&(n.object.environmentIntensity=this.environmentIntensity),n.object.environmentRotation=this.environmentRotation.toArray(),n}}class TH{constructor(e,n){this.isInterleavedBuffer=!0,this.array=e,this.stride=n,this.count=e!==void 0?e.length/n:0,this.usage=Fv,this.updateRanges=[],this.version=0,this.uuid=ei()}onUploadCallback(){}set needsUpdate(e){e===!0&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,n){this.updateRanges.push({start:e,count:n})}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,n,r){e*=this.stride,r*=n.stride;for(let i=0,s=this.stride;i<s;i++)this.array[e+i]=n.array[r+i];return this}set(e,n=0){return this.array.set(e,n),this}clone(e){e.arrayBuffers===void 0&&(e.arrayBuffers={}),this.array.buffer._uuid===void 0&&(this.array.buffer._uuid=ei()),e.arrayBuffers[this.array.buffer._uuid]===void 0&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const n=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),r=new this.constructor(n,this.stride);return r.setUsage(this.usage),r}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=ei()),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 In=new k;class ex{constructor(e,n,r,i=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=n,this.offset=r,this.normalized=i}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let n=0,r=this.data.count;n<r;n++)In.fromBufferAttribute(this,n),In.applyMatrix4(e),this.setXYZ(n,In.x,In.y,In.z);return this}applyNormalMatrix(e){for(let n=0,r=this.count;n<r;n++)In.fromBufferAttribute(this,n),In.applyNormalMatrix(e),this.setXYZ(n,In.x,In.y,In.z);return this}transformDirection(e){for(let n=0,r=this.count;n<r;n++)In.fromBufferAttribute(this,n),In.transformDirection(e),this.setXYZ(n,In.x,In.y,In.z);return this}getComponent(e,n){let r=this.array[e*this.data.stride+this.offset+n];return this.normalized&&(r=Kr(r,this.array)),r}setComponent(e,n,r){return this.normalized&&(r=wt(r,this.array)),this.data.array[e*this.data.stride+this.offset+n]=r,this}setX(e,n){return this.normalized&&(n=wt(n,this.array)),this.data.array[e*this.data.stride+this.offset]=n,this}setY(e,n){return this.normalized&&(n=wt(n,this.array)),this.data.array[e*this.data.stride+this.offset+1]=n,this}setZ(e,n){return this.normalized&&(n=wt(n,this.array)),this.data.array[e*this.data.stride+this.offset+2]=n,this}setW(e,n){return this.normalized&&(n=wt(n,this.array)),this.data.array[e*this.data.stride+this.offset+3]=n,this}getX(e){let n=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(n=Kr(n,this.array)),n}getY(e){let n=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(n=Kr(n,this.array)),n}getZ(e){let n=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(n=Kr(n,this.array)),n}getW(e){let n=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(n=Kr(n,this.array)),n}setXY(e,n,r){return e=e*this.data.stride+this.offset,this.normalized&&(n=wt(n,this.array),r=wt(r,this.array)),this.data.array[e+0]=n,this.data.array[e+1]=r,this}setXYZ(e,n,r,i){return e=e*this.data.stride+this.offset,this.normalized&&(n=wt(n,this.array),r=wt(r,this.array),i=wt(i,this.array)),this.data.array[e+0]=n,this.data.array[e+1]=r,this.data.array[e+2]=i,this}setXYZW(e,n,r,i,s){return e=e*this.data.stride+this.offset,this.normalized&&(n=wt(n,this.array),r=wt(r,this.array),i=wt(i,this.array),s=wt(s,this.array)),this.data.array[e+0]=n,this.data.array[e+1]=r,this.data.array[e+2]=i,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 n=[];for(let r=0;r<this.count;r++){const i=r*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)n.push(this.data.array[i+s])}return new hn(new this.array.constructor(n),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 ex(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 n=[];for(let r=0;r<this.count;r++){const i=r*this.data.stride+this.offset;for(let s=0;s<this.itemSize;s++)n.push(this.data.array[i+s])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:n,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 ES=new k,TS=new ut,AS=new ut,AH=new k,CS=new Ce,Md=new k,mm=new bi,RS=new Ce,gm=new zl;class gA extends je{constructor(e,n){super(e,n),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=Aw,this.bindMatrix=new Ce,this.bindMatrixInverse=new Ce,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;this.boundingBox===null&&(this.boundingBox=new Gt),this.boundingBox.makeEmpty();const n=e.getAttribute("position");for(let r=0;r<n.count;r++)this.getVertexPosition(r,Md),this.boundingBox.expandByPoint(Md)}computeBoundingSphere(){const e=this.geometry;this.boundingSphere===null&&(this.boundingSphere=new bi),this.boundingSphere.makeEmpty();const n=e.getAttribute("position");for(let r=0;r<n.count;r++)this.getVertexPosition(r,Md),this.boundingSphere.expandByPoint(Md)}copy(e,n){return super.copy(e,n),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,n){const r=this.material,i=this.matrixWorld;r!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),mm.copy(this.boundingSphere),mm.applyMatrix4(i),e.ray.intersectsSphere(mm)!==!1&&(RS.copy(i).invert(),gm.copy(e.ray).applyMatrix4(RS),!(this.boundingBox!==null&&gm.intersectsBox(this.boundingBox)===!1)&&this._computeIntersections(e,n,gm)))}getVertexPosition(e,n){return super.getVertexPosition(e,n),this.applyBoneTransform(e,n),n}bind(e,n){this.skeleton=e,n===void 0&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),n=this.matrixWorld),this.bindMatrix.copy(n),this.bindMatrixInverse.copy(n).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new ut,n=this.geometry.attributes.skinWeight;for(let r=0,i=n.count;r<i;r++){e.fromBufferAttribute(n,r);const s=1/e.manhattanLength();s!==1/0?e.multiplyScalar(s):e.set(1,0,0,0),n.setXYZW(r,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===Aw?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===FO?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,n){const r=this.skeleton,i=this.geometry;TS.fromBufferAttribute(i.attributes.skinIndex,e),AS.fromBufferAttribute(i.attributes.skinWeight,e),ES.copy(n).applyMatrix4(this.bindMatrix),n.set(0,0,0);for(let s=0;s<4;s++){const o=AS.getComponent(s);if(o!==0){const a=TS.getComponent(s);CS.multiplyMatrices(r.bones[a].matrixWorld,r.boneInverses[a]),n.addScaledVector(AH.copy(ES).applyMatrix4(CS),o)}}return n.applyMatrix4(this.bindMatrixInverse)}}class Jf extends Et{constructor(){super(),this.isBone=!0,this.type="Bone"}}class vA extends on{constructor(e=null,n=1,r=1,i,s,o,a,l,c=Hn,f=Hn,u,d){super(null,o,a,l,c,f,i,s,u,d),this.isDataTexture=!0,this.image={data:e,width:n,height:r},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const PS=new Ce,CH=new Ce;class Kh{constructor(e=[],n=[]){this.uuid=ei(),this.bones=e.slice(0),this.boneInverses=n,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,n=this.boneInverses;if(this.boneMatrices=new Float32Array(e.length*16),n.length===0)this.calculateInverses();else if(e.length!==n.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let r=0,i=this.bones.length;r<i;r++)this.boneInverses.push(new Ce)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,n=this.bones.length;e<n;e++){const r=new Ce;this.bones[e]&&r.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(r)}}pose(){for(let e=0,n=this.bones.length;e<n;e++){const r=this.bones[e];r&&r.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,n=this.bones.length;e<n;e++){const r=this.bones[e];r&&(r.parent&&r.parent.isBone?(r.matrix.copy(r.parent.matrixWorld).invert(),r.matrix.multiply(r.matrixWorld)):r.matrix.copy(r.matrixWorld),r.matrix.decompose(r.position,r.quaternion,r.scale))}}update(){const e=this.bones,n=this.boneInverses,r=this.boneMatrices,i=this.boneTexture;for(let s=0,o=e.length;s<o;s++){const a=e[s]?e[s].matrixWorld:CH;PS.multiplyMatrices(a,n[s]),PS.toArray(r,s*16)}i!==null&&(i.needsUpdate=!0)}clone(){return new Kh(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 n=new Float32Array(e*e*4);n.set(this.boneMatrices);const r=new vA(n,e,e,Cr,qr);return r.needsUpdate=!0,this.boneMatrices=n,this.boneTexture=r,this}getBoneByName(e){for(let n=0,r=this.bones.length;n<r;n++){const i=this.bones[n];if(i.name===e)return i}}dispose(){this.boneTexture!==null&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,n){this.uuid=e.uuid;for(let r=0,i=e.bones.length;r<i;r++){const s=e.bones[r];let o=n[s];o===void 0&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),o=new Jf),this.bones.push(o),this.boneInverses.push(new Ce().fromArray(e.boneInverses[r]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const n=this.bones,r=this.boneInverses;for(let i=0,s=n.length;i<s;i++){const o=n[i];e.bones.push(o.uuid);const a=r[i];e.boneInverses.push(a.toArray())}return e}}class Bv extends hn{constructor(e,n,r,i=1){super(e,n,r),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=i}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 ya=new Ce,NS=new Ce,bd=[],DS=new Gt,RH=new Ce,cc=new je,uc=new bi;class PH extends je{constructor(e,n,r){super(e,n),this.isInstancedMesh=!0,this.instanceMatrix=new Bv(new Float32Array(r*16),16),this.instanceColor=null,this.morphTexture=null,this.count=r,this.boundingBox=null,this.boundingSphere=null;for(let i=0;i<r;i++)this.setMatrixAt(i,RH)}computeBoundingBox(){const e=this.geometry,n=this.count;this.boundingBox===null&&(this.boundingBox=new Gt),e.boundingBox===null&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let r=0;r<n;r++)this.getMatrixAt(r,ya),DS.copy(e.boundingBox).applyMatrix4(ya),this.boundingBox.union(DS)}computeBoundingSphere(){const e=this.geometry,n=this.count;this.boundingSphere===null&&(this.boundingSphere=new bi),e.boundingSphere===null&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let r=0;r<n;r++)this.getMatrixAt(r,ya),uc.copy(e.boundingSphere).applyMatrix4(ya),this.boundingSphere.union(uc)}copy(e,n){return super.copy(e,n),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,n){n.fromArray(this.instanceColor.array,e*3)}getMatrixAt(e,n){n.fromArray(this.instanceMatrix.array,e*16)}getMorphAt(e,n){const r=n.morphTargetInfluences,i=this.morphTexture.source.data.data,s=r.length+1,o=e*s+1;for(let a=0;a<r.length;a++)r[a]=i[o+a]}raycast(e,n){const r=this.matrixWorld,i=this.count;if(cc.geometry=this.geometry,cc.material=this.material,cc.material!==void 0&&(this.boundingSphere===null&&this.computeBoundingSphere(),uc.copy(this.boundingSphere),uc.applyMatrix4(r),e.ray.intersectsSphere(uc)!==!1))for(let s=0;s<i;s++){this.getMatrixAt(s,ya),NS.multiplyMatrices(r,ya),cc.matrixWorld=NS,cc.raycast(e,bd);for(let o=0,a=bd.length;o<a;o++){const l=bd[o];l.instanceId=s,l.object=this,n.push(l)}bd.length=0}}setColorAt(e,n){this.instanceColor===null&&(this.instanceColor=new Bv(new Float32Array(this.instanceMatrix.count*3).fill(1),3)),n.toArray(this.instanceColor.array,e*3)}setMatrixAt(e,n){n.toArray(this.instanceMatrix.array,e*16)}setMorphAt(e,n){const r=n.morphTargetInfluences,i=r.length+1;this.morphTexture===null&&(this.morphTexture=new vA(new Float32Array(i*this.count),i,this.count,Wy,qr));const s=this.morphTexture.source.data.data;let o=0;for(let c=0;c<r.length;c++)o+=r[c];const a=this.geometry.morphTargetsRelative?1:1-o,l=i*e;s[l]=a,s.set(r,l+1)}updateMorphTargets(){}dispose(){return this.dispatchEvent({type:"dispose"}),this.morphTexture!==null&&(this.morphTexture.dispose(),this.morphTexture=null),this}}class ii extends Nr{static get type(){return"LineBasicMaterial"}constructor(e){super(),this.isLineBasicMaterial=!0,this.color=new Pe(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 eh=new k,th=new k,LS=new Ce,dc=new zl,Ed=new bi,vm=new k,IS=new k;class wi extends Et{constructor(e=new Wt,n=new ii){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=n,this.updateMorphTargets()}copy(e,n){return super.copy(e,n),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 n=e.attributes.position,r=[0];for(let i=1,s=n.count;i<s;i++)eh.fromBufferAttribute(n,i-1),th.fromBufferAttribute(n,i),r[i]=r[i-1],r[i]+=eh.distanceTo(th);e.setAttribute("lineDistance",new At(r,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,n){const r=this.geometry,i=this.matrixWorld,s=e.params.Line.threshold,o=r.drawRange;if(r.boundingSphere===null&&r.computeBoundingSphere(),Ed.copy(r.boundingSphere),Ed.applyMatrix4(i),Ed.radius+=s,e.ray.intersectsSphere(Ed)===!1)return;LS.copy(i).invert(),dc.copy(e.ray).applyMatrix4(LS);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),l=a*a,c=this.isLineSegments?2:1,f=r.index,d=r.attributes.position;if(f!==null){const h=Math.max(0,o.start),m=Math.min(f.count,o.start+o.count);for(let v=h,g=m-1;v<g;v+=c){const p=f.getX(v),x=f.getX(v+1),_=Td(this,e,dc,l,p,x);_&&n.push(_)}if(this.isLineLoop){const v=f.getX(m-1),g=f.getX(h),p=Td(this,e,dc,l,v,g);p&&n.push(p)}}else{const h=Math.max(0,o.start),m=Math.min(d.count,o.start+o.count);for(let v=h,g=m-1;v<g;v+=c){const p=Td(this,e,dc,l,v,v+1);p&&n.push(p)}if(this.isLineLoop){const v=Td(this,e,dc,l,m-1,h);v&&n.push(v)}}}updateMorphTargets(){const n=this.geometry.morphAttributes,r=Object.keys(n);if(r.length>0){const i=n[r[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}}function Td(t,e,n,r,i,s){const o=t.geometry.attributes.position;if(eh.fromBufferAttribute(o,i),th.fromBufferAttribute(o,s),n.distanceSqToSegment(eh,th,vm,IS)>r)return;vm.applyMatrix4(t.matrixWorld);const l=e.ray.origin.distanceTo(vm);if(!(l<e.near||l>e.far))return{distance:l,point:IS.clone().applyMatrix4(t.matrixWorld),index:i,face:null,faceIndex:null,barycoord:null,object:t}}const kS=new k,OS=new k;class to extends wi{constructor(e,n){super(e,n),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(e.index===null){const n=e.attributes.position,r=[];for(let i=0,s=n.count;i<s;i+=2)kS.fromBufferAttribute(n,i),OS.fromBufferAttribute(n,i+1),r[i]=i===0?0:r[i-1],r[i+1]=r[i]+kS.distanceTo(OS);e.setAttribute("lineDistance",new At(r,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class NH extends wi{constructor(e,n){super(e,n),this.isLineLoop=!0,this.type="LineLoop"}}class yA extends Nr{static get type(){return"PointsMaterial"}constructor(e){super(),this.isPointsMaterial=!0,this.color=new Pe(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 FS=new Ce,zv=new zl,Ad=new bi,Cd=new k;class DH extends Et{constructor(e=new Wt,n=new yA){super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=n,this.updateMorphTargets()}copy(e,n){return super.copy(e,n),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,n){const r=this.geometry,i=this.matrixWorld,s=e.params.Points.threshold,o=r.drawRange;if(r.boundingSphere===null&&r.computeBoundingSphere(),Ad.copy(r.boundingSphere),Ad.applyMatrix4(i),Ad.radius+=s,e.ray.intersectsSphere(Ad)===!1)return;FS.copy(i).invert(),zv.copy(e.ray).applyMatrix4(FS);const a=s/((this.scale.x+this.scale.y+this.scale.z)/3),l=a*a,c=r.index,u=r.attributes.position;if(c!==null){const d=Math.max(0,o.start),h=Math.min(c.count,o.start+o.count);for(let m=d,v=h;m<v;m++){const g=c.getX(m);Cd.fromBufferAttribute(u,g),US(Cd,g,l,i,e,n,this)}}else{const d=Math.max(0,o.start),h=Math.min(u.count,o.start+o.count);for(let m=d,v=h;m<v;m++)Cd.fromBufferAttribute(u,m),US(Cd,m,l,i,e,n,this)}}updateMorphTargets(){const n=this.geometry.morphAttributes,r=Object.keys(n);if(r.length>0){const i=n[r[0]];if(i!==void 0){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let s=0,o=i.length;s<o;s++){const a=i[s].name||String(s);this.morphTargetInfluences.push(0),this.morphTargetDictionary[a]=s}}}}}function US(t,e,n,r,i,s,o){const a=zv.distanceSqToPoint(t);if(a<n){const l=new k;zv.closestPointToPoint(t,l),l.applyMatrix4(r);const c=i.ray.origin.distanceTo(l);if(c<i.near||c>i.far)return;s.push({distance:c,distanceToRay:Math.sqrt(a),point:l,index:e,face:null,faceIndex:null,barycoord:null,object:o})}}class LH{constructor(){this.type="Curve",this.arcLengthDivisions=200}getPoint(){return console.warn("THREE.Curve: .getPoint() not implemented."),null}getPointAt(e,n){const r=this.getUtoTmapping(e);return this.getPoint(r,n)}getPoints(e=5){const n=[];for(let r=0;r<=e;r++)n.push(this.getPoint(r/e));return n}getSpacedPoints(e=5){const n=[];for(let r=0;r<=e;r++)n.push(this.getPointAt(r/e));return n}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 n=[];let r,i=this.getPoint(0),s=0;n.push(0);for(let o=1;o<=e;o++)r=this.getPoint(o/e),s+=r.distanceTo(i),n.push(s),i=r;return this.cacheArcLengths=n,n}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,n){const r=this.getLengths();let i=0;const s=r.length;let o;n?o=n:o=e*r[s-1];let a=0,l=s-1,c;for(;a<=l;)if(i=Math.floor(a+(l-a)/2),c=r[i]-o,c<0)a=i+1;else if(c>0)l=i-1;else{l=i;break}if(i=l,r[i]===o)return i/(s-1);const f=r[i],d=r[i+1]-f,h=(o-f)/d;return(i+h)/(s-1)}getTangent(e,n){let i=e-1e-4,s=e+1e-4;i<0&&(i=0),s>1&&(s=1);const o=this.getPoint(i),a=this.getPoint(s),l=n||(o.isVector2?new ze:new k);return l.copy(a).sub(o).normalize(),l}getTangentAt(e,n){const r=this.getUtoTmapping(e);return this.getTangent(r,n)}computeFrenetFrames(e,n){const r=new k,i=[],s=[],o=[],a=new k,l=new Ce;for(let h=0;h<=e;h++){const m=h/e;i[h]=this.getTangentAt(m,new k)}s[0]=new k,o[0]=new k;let c=Number.MAX_VALUE;const f=Math.abs(i[0].x),u=Math.abs(i[0].y),d=Math.abs(i[0].z);f<=c&&(c=f,r.set(1,0,0)),u<=c&&(c=u,r.set(0,1,0)),d<=c&&r.set(0,0,1),a.crossVectors(i[0],r).normalize(),s[0].crossVectors(i[0],a),o[0].crossVectors(i[0],s[0]);for(let h=1;h<=e;h++){if(s[h]=s[h-1].clone(),o[h]=o[h-1].clone(),a.crossVectors(i[h-1],i[h]),a.length()>Number.EPSILON){a.normalize();const m=Math.acos(rn(i[h-1].dot(i[h]),-1,1));s[h].applyMatrix4(l.makeRotationAxis(a,m))}o[h].crossVectors(i[h],s[h])}if(n===!0){let h=Math.acos(rn(s[0].dot(s[e]),-1,1));h/=e,i[0].dot(a.crossVectors(s[0],s[e]))>0&&(h=-h);for(let m=1;m<=e;m++)s[m].applyMatrix4(l.makeRotationAxis(i[m],h*m)),o[m].crossVectors(i[m],s[m])}return{tangents:i,normals:s,binormals:o}}clone(){return new this.constructor().copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return 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t.next.i!==e.i&&t.prev.i!==e.i&&!YH(t,e)&&(du(t,e)&&du(e,t)&&KH(t,e)&&(Ut(t.prev,t,e.prev)||Ut(t,e.prev,e))||qh(t,e)&&Ut(t.prev,t,t.next)>0&&Ut(e.prev,e,e.next)>0)}function Ut(t,e,n){return(e.y-t.y)*(n.x-e.x)-(e.x-t.x)*(n.y-e.y)}function qh(t,e){return t.x===e.x&&t.y===e.y}function _A(t,e,n,r){const i=Ld(Ut(t,e,n)),s=Ld(Ut(t,e,r)),o=Ld(Ut(n,r,t)),a=Ld(Ut(n,r,e));return!!(i!==s&&o!==a||i===0&&Dd(t,n,e)||s===0&&Dd(t,r,e)||o===0&&Dd(n,t,r)||a===0&&Dd(n,e,r))}function Dd(t,e,n){return e.x<=Math.max(t.x,n.x)&&e.x>=Math.min(t.x,n.x)&&e.y<=Math.max(t.y,n.y)&&e.y>=Math.min(t.y,n.y)}function Ld(t){return t>0?1:t<0?-1:0}function YH(t,e){let n=t;do{if(n.i!==t.i&&n.next.i!==t.i&&n.i!==e.i&&n.next.i!==e.i&&_A(n,n.next,t,e))return!0;n=n.next}while(n!==t);return!1}function du(t,e){return Ut(t.prev,t,t.next)<0?Ut(t,e,t.next)>=0&&Ut(t,t.prev,e)>=0:Ut(t,e,t.prev)<0||Ut(t,t.next,e)<0}function KH(t,e){let n=t,r=!1;const i=(t.x+e.x)/2,s=(t.y+e.y)/2;do 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o=e.length;n.forEach(zS);for(let l=0;l<n.length;l++)i.push(o),o+=n[l].length,HS(r,n[l]);const a=IH.triangulate(r,i);for(let l=0;l<a.length;l+=3)s.push(a.slice(l,l+3));return s}}function zS(t){const e=t.length;e>2&&t[e-1].equals(t[0])&&t.pop()}function HS(t,e){for(let n=0;n<e.length;n++)t.push(e[n].x),t.push(e[n].y)}class $o extends Wt{constructor(e=1,n=32,r=16,i=0,s=Math.PI*2,o=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:n,heightSegments:r,phiStart:i,phiLength:s,thetaStart:o,thetaLength:a},n=Math.max(3,Math.floor(n)),r=Math.max(2,Math.floor(r));const l=Math.min(o+a,Math.PI);let c=0;const f=[],u=new k,d=new k,h=[],m=[],v=[],g=[];for(let p=0;p<=r;p++){const x=[],_=p/r;let w=0;p===0&&o===0?w=.5/n:p===r&&l===Math.PI&&(w=-.5/n);for(let M=0;M<=n;M++){const T=M/n;u.x=-e*Math.cos(i+T*s)*Math.sin(o+_*a),u.y=e*Math.cos(o+_*a),u.z=e*Math.sin(i+T*s)*Math.sin(o+_*a),m.push(u.x,u.y,u.z),d.copy(u).normalize(),v.push(d.x,d.y,d.z),g.push(T+w,1-_),x.push(c++)}f.push(x)}for(let p=0;p<r;p++)for(let x=0;x<n;x++){const _=f[p][x+1],w=f[p][x],M=f[p+1][x],T=f[p+1][x+1];(p!==0||o>0)&&h.push(_,w,T),(p!==r-1||l<Math.PI)&&h.push(w,M,T)}this.setIndex(h),this.setAttribute("position",new At(m,3)),this.setAttribute("normal",new At(v,3)),this.setAttribute("uv",new At(g,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new $o(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Pn extends Nr{static get type(){return"MeshStandardMaterial"}constructor(e){super(),this.isMeshStandardMaterial=!0,this.defines={STANDARD:""},this.color=new Pe(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 Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wh,this.normalScale=new ze(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 Qt,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 si extends Pn{static get type(){return"MeshPhysicalMaterial"}constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new ze(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return rn(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(n){this.ior=(1+.4*n)/(1-.4*n)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Pe(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 Pe(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Pe(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 el extends Nr{static get type(){return"MeshPhongMaterial"}constructor(e){super(),this.isMeshPhongMaterial=!0,this.color=new Pe(16777215),this.specular=new Pe(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wh,this.normalScale=new ze(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Qt,this.combine=Vh,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 nx extends Nr{static get type(){return"MeshLambertMaterial"}constructor(e){super(),this.isMeshLambertMaterial=!0,this.color=new Pe(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Pe(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=Wh,this.normalScale=new ze(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Qt,this.combine=Vh,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 rx extends ii{static get type(){return"LineDashedMaterial"}constructor(e){super(),this.isLineDashedMaterial=!0,this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Id(t,e,n){return!t||!n&&t.constructor===e?t:typeof e.BYTES_PER_ELEMENT=="number"?new e(t):Array.prototype.slice.call(t)}function ZH(t){return ArrayBuffer.isView(t)&&!(t instanceof DataView)}function QH(t){function e(i,s){return t[i]-t[s]}const n=t.length,r=new Array(n);for(let i=0;i!==n;++i)r[i]=i;return r.sort(e),r}function jS(t,e,n){const r=t.length,i=new t.constructor(r);for(let s=0,o=0;o!==r;++s){const a=n[s]*e;for(let l=0;l!==e;++l)i[o++]=t[a+l]}return i}function SA(t,e,n,r){let i=1,s=t[0];for(;s!==void 0&&s[r]===void 0;)s=t[i++];if(s===void 0)return;let o=s[r];if(o!==void 0)if(Array.isArray(o))do o=s[r],o!==void 0&&(e.push(s.time),n.push.apply(n,o)),s=t[i++];while(s!==void 0);else if(o.toArray!==void 0)do o=s[r],o!==void 0&&(e.push(s.time),o.toArray(n,n.length)),s=t[i++];while(s!==void 0);else do o=s[r],o!==void 0&&(e.push(s.time),n.push(o)),s=t[i++];while(s!==void 0)}class Au{constructor(e,n,r,i){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=i!==void 0?i:new n.constructor(r),this.sampleValues=n,this.valueSize=r,this.settings=null,this.DefaultSettings_={}}evaluate(e){const n=this.parameterPositions;let r=this._cachedIndex,i=n[r],s=n[r-1];e:{t:{let o;n:{r:if(!(e<i)){for(let a=r+2;;){if(i===void 0){if(e<s)break r;return r=n.length,this._cachedIndex=r,this.copySampleValue_(r-1)}if(r===a)break;if(s=i,i=n[++r],e<i)break t}o=n.length;break n}if(!(e>=s)){const a=n[1];e<a&&(r=2,s=a);for(let l=r-2;;){if(s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(r===l)break;if(i=s,s=n[--r-1],e>=s)break t}o=r,r=0;break n}break e}for(;r<o;){const a=r+o>>>1;e<n[a]?o=a:r=a+1}if(i=n[r],s=n[r-1],s===void 0)return this._cachedIndex=0,this.copySampleValue_(0);if(i===void 0)return r=n.length,this._cachedIndex=r,this.copySampleValue_(r-1)}this._cachedIndex=r,this.intervalChanged_(r,s,i)}return this.interpolate_(r,s,e,i)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const n=this.resultBuffer,r=this.sampleValues,i=this.valueSize,s=e*i;for(let o=0;o!==i;++o)n[o]=r[s+o];return n}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class JH extends Au{constructor(e,n,r,i){super(e,n,r,i),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Cw,endingEnd:Cw}}intervalChanged_(e,n,r){const i=this.parameterPositions;let s=e-2,o=e+1,a=i[s],l=i[o];if(a===void 0)switch(this.getSettings_().endingStart){case Rw:s=e,a=2*n-r;break;case Pw:s=i.length-2,a=n+i[s]-i[s+1];break;default:s=e,a=r}if(l===void 0)switch(this.getSettings_().endingEnd){case Rw:o=e,l=2*r-n;break;case Pw:o=1,l=r+i[1]-i[0];break;default:o=e-1,l=n}const c=(r-n)*.5,f=this.valueSize;this._weightPrev=c/(n-a),this._weightNext=c/(l-r),this._offsetPrev=s*f,this._offsetNext=o*f}interpolate_(e,n,r,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=e*a,c=l-a,f=this._offsetPrev,u=this._offsetNext,d=this._weightPrev,h=this._weightNext,m=(r-n)/(i-n),v=m*m,g=v*m,p=-d*g+2*d*v-d*m,x=(1+d)*g+(-1.5-2*d)*v+(-.5+d)*m+1,_=(-1-h)*g+(1.5+h)*v+.5*m,w=h*g-h*v;for(let M=0;M!==a;++M)s[M]=p*o[f+M]+x*o[c+M]+_*o[l+M]+w*o[u+M];return s}}class ej extends Au{constructor(e,n,r,i){super(e,n,r,i)}interpolate_(e,n,r,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=e*a,c=l-a,f=(r-n)/(i-n),u=1-f;for(let d=0;d!==a;++d)s[d]=o[c+d]*u+o[l+d]*f;return s}}class tj extends Au{constructor(e,n,r,i){super(e,n,r,i)}interpolate_(e){return this.copySampleValue_(e-1)}}class Ei{constructor(e,n,r,i){if(e===void 0)throw new Error("THREE.KeyframeTrack: track name is undefined");if(n===void 0||n.length===0)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Id(n,this.TimeBufferType),this.values=Id(r,this.ValueBufferType),this.setInterpolation(i||this.DefaultInterpolation)}static toJSON(e){const n=e.constructor;let r;if(n.toJSON!==this.toJSON)r=n.toJSON(e);else{r={name:e.name,times:Id(e.times,Array),values:Id(e.values,Array)};const i=e.getInterpolation();i!==e.DefaultInterpolation&&(r.interpolation=i)}return r.type=e.ValueTypeName,r}InterpolantFactoryMethodDiscrete(e){return new tj(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new ej(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new JH(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let n;switch(e){case ou:n=this.InterpolantFactoryMethodDiscrete;break;case au:n=this.InterpolantFactoryMethodLinear;break;case Hp:n=this.InterpolantFactoryMethodSmooth;break}if(n===void 0){const r="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(r);return console.warn("THREE.KeyframeTrack:",r),this}return this.createInterpolant=n,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return ou;case this.InterpolantFactoryMethodLinear:return au;case this.InterpolantFactoryMethodSmooth:return Hp}}getValueSize(){return this.values.length/this.times.length}shift(e){if(e!==0){const n=this.times;for(let r=0,i=n.length;r!==i;++r)n[r]+=e}return this}scale(e){if(e!==1){const n=this.times;for(let r=0,i=n.length;r!==i;++r)n[r]*=e}return this}trim(e,n){const r=this.times,i=r.length;let s=0,o=i-1;for(;s!==i&&r[s]<e;)++s;for(;o!==-1&&r[o]>n;)--o;if(++o,s!==0||o!==i){s>=o&&(o=Math.max(o,1),s=o-1);const a=this.getValueSize();this.times=r.slice(s,o),this.values=this.values.slice(s*a,o*a)}return this}validate(){let e=!0;const n=this.getValueSize();n-Math.floor(n)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const r=this.times,i=this.values,s=r.length;s===0&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let o=null;for(let a=0;a!==s;a++){const l=r[a];if(typeof l=="number"&&isNaN(l)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,a,l),e=!1;break}if(o!==null&&o>l){console.error("THREE.KeyframeTrack: Out of order keys.",this,a,l,o),e=!1;break}o=l}if(i!==void 0&&ZH(i))for(let a=0,l=i.length;a!==l;++a){const c=i[a];if(isNaN(c)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,a,c),e=!1;break}}return e}optimize(){const e=this.times.slice(),n=this.values.slice(),r=this.getValueSize(),i=this.getInterpolation()===Hp,s=e.length-1;let o=1;for(let a=1;a<s;++a){let l=!1;const c=e[a],f=e[a+1];if(c!==f&&(a!==1||c!==e[0]))if(i)l=!0;else{const u=a*r,d=u-r,h=u+r;for(let m=0;m!==r;++m){const v=n[u+m];if(v!==n[d+m]||v!==n[h+m]){l=!0;break}}}if(l){if(a!==o){e[o]=e[a];const u=a*r,d=o*r;for(let h=0;h!==r;++h)n[d+h]=n[u+h]}++o}}if(s>0){e[o]=e[s];for(let a=s*r,l=o*r,c=0;c!==r;++c)n[l+c]=n[a+c];++o}return o!==e.length?(this.times=e.slice(0,o),this.values=n.slice(0,o*r)):(this.times=e,this.values=n),this}clone(){const e=this.times.slice(),n=this.values.slice(),r=this.constructor,i=new r(this.name,e,n);return i.createInterpolant=this.createInterpolant,i}}Ei.prototype.TimeBufferType=Float32Array;Ei.prototype.ValueBufferType=Float32Array;Ei.prototype.DefaultInterpolation=au;class Vl extends Ei{constructor(e,n,r){super(e,n,r)}}Vl.prototype.ValueTypeName="bool";Vl.prototype.ValueBufferType=Array;Vl.prototype.DefaultInterpolation=ou;Vl.prototype.InterpolantFactoryMethodLinear=void 0;Vl.prototype.InterpolantFactoryMethodSmooth=void 0;class MA extends Ei{}MA.prototype.ValueTypeName="color";class Yo extends Ei{}Yo.prototype.ValueTypeName="number";class nj extends Au{constructor(e,n,r,i){super(e,n,r,i)}interpolate_(e,n,r,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=(r-n)/(i-n);let c=e*a;for(let f=c+a;c!==f;c+=4)nn.slerpFlat(s,0,o,c-a,o,c,l);return s}}class no extends Ei{InterpolantFactoryMethodLinear(e){return new nj(this.times,this.values,this.getValueSize(),e)}}no.prototype.ValueTypeName="quaternion";no.prototype.InterpolantFactoryMethodSmooth=void 0;class Gl extends Ei{constructor(e,n,r){super(e,n,r)}}Gl.prototype.ValueTypeName="string";Gl.prototype.ValueBufferType=Array;Gl.prototype.DefaultInterpolation=ou;Gl.prototype.InterpolantFactoryMethodLinear=void 0;Gl.prototype.InterpolantFactoryMethodSmooth=void 0;class Ko extends Ei{}Ko.prototype.ValueTypeName="vector";class bA{constructor(e="",n=-1,r=[],i=UO){this.name=e,this.tracks=r,this.duration=n,this.blendMode=i,this.uuid=ei(),this.duration<0&&this.resetDuration()}static parse(e){const n=[],r=e.tracks,i=1/(e.fps||1);for(let o=0,a=r.length;o!==a;++o)n.push(ij(r[o]).scale(i));const s=new this(e.name,e.duration,n,e.blendMode);return s.uuid=e.uuid,s}static toJSON(e){const n=[],r=e.tracks,i={name:e.name,duration:e.duration,tracks:n,uuid:e.uuid,blendMode:e.blendMode};for(let s=0,o=r.length;s!==o;++s)n.push(Ei.toJSON(r[s]));return i}static CreateFromMorphTargetSequence(e,n,r,i){const s=n.length,o=[];for(let a=0;a<s;a++){let l=[],c=[];l.push((a+s-1)%s,a,(a+1)%s),c.push(0,1,0);const f=QH(l);l=jS(l,1,f),c=jS(c,1,f),!i&&l[0]===0&&(l.push(s),c.push(c[0])),o.push(new Yo(".morphTargetInfluences["+n[a].name+"]",l,c).scale(1/r))}return new this(e,-1,o)}static findByName(e,n){let r=e;if(!Array.isArray(e)){const i=e;r=i.geometry&&i.geometry.animations||i.animations}for(let i=0;i<r.length;i++)if(r[i].name===n)return r[i];return null}static CreateClipsFromMorphTargetSequences(e,n,r){const i={},s=/^([\w-]*?)([\d]+)$/;for(let a=0,l=e.length;a<l;a++){const c=e[a],f=c.name.match(s);if(f&&f.length>1){const u=f[1];let d=i[u];d||(i[u]=d=[]),d.push(c)}}const o=[];for(const a in i)o.push(this.CreateFromMorphTargetSequence(a,i[a],n,r));return o}static parseAnimation(e,n){if(!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const r=function(u,d,h,m,v){if(h.length!==0){const g=[],p=[];SA(h,g,p,m),g.length!==0&&v.push(new u(d,g,p))}},i=[],s=e.name||"default",o=e.fps||30,a=e.blendMode;let l=e.length||-1;const c=e.hierarchy||[];for(let u=0;u<c.length;u++){const d=c[u].keys;if(!(!d||d.length===0))if(d[0].morphTargets){const h={};let m;for(m=0;m<d.length;m++)if(d[m].morphTargets)for(let v=0;v<d[m].morphTargets.length;v++)h[d[m].morphTargets[v]]=-1;for(const v in h){const g=[],p=[];for(let x=0;x!==d[m].morphTargets.length;++x){const _=d[m];g.push(_.time),p.push(_.morphTarget===v?1:0)}i.push(new Yo(".morphTargetInfluence["+v+"]",g,p))}l=h.length*o}else{const h=".bones["+n[u].name+"]";r(Ko,h+".position",d,"pos",i),r(no,h+".quaternion",d,"rot",i),r(Ko,h+".scale",d,"scl",i)}}return i.length===0?null:new this(s,l,i,a)}resetDuration(){const e=this.tracks;let n=0;for(let r=0,i=e.length;r!==i;++r){const s=this.tracks[r];n=Math.max(n,s.times[s.times.length-1])}return this.duration=n,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 n=0;n<this.tracks.length;n++)e=e&&this.tracks[n].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let n=0;n<this.tracks.length;n++)e.push(this.tracks[n].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function rj(t){switch(t.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return Yo;case"vector":case"vector2":case"vector3":case"vector4":return Ko;case"color":return MA;case"quaternion":return no;case"bool":case"boolean":return Vl;case"string":return Gl}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+t)}function ij(t){if(t.type===void 0)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const e=rj(t.type);if(t.times===void 0){const n=[],r=[];SA(t.keys,n,r,"value"),t.times=n,t.values=r}return e.parse!==void 0?e.parse(t):new e(t.name,t.times,t.values,t.interpolation)}const ks={enabled:!1,files:{},add:function(t,e){this.enabled!==!1&&(this.files[t]=e)},get:function(t){if(this.enabled!==!1)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};class sj{constructor(e,n,r){const i=this;let s=!1,o=0,a=0,l;const c=[];this.onStart=void 0,this.onLoad=e,this.onProgress=n,this.onError=r,this.itemStart=function(f){a++,s===!1&&i.onStart!==void 0&&i.onStart(f,o,a),s=!0},this.itemEnd=function(f){o++,i.onProgress!==void 0&&i.onProgress(f,o,a),o===a&&(s=!1,i.onLoad!==void 0&&i.onLoad())},this.itemError=function(f){i.onError!==void 0&&i.onError(f)},this.resolveURL=function(f){return l?l(f):f},this.setURLModifier=function(f){return l=f,this},this.addHandler=function(f,u){return c.push(f,u),this},this.removeHandler=function(f){const u=c.indexOf(f);return u!==-1&&c.splice(u,2),this},this.getHandler=function(f){for(let u=0,d=c.length;u<d;u+=2){const h=c[u],m=c[u+1];if(h.global&&(h.lastIndex=0),h.test(f))return m}return null}}}const oj=new sj;class Si{constructor(e){this.manager=e!==void 0?e:oj,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,n){const r=this;return new Promise(function(i,s){r.load(e,i,n,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}}Si.DEFAULT_MATERIAL_NAME="__DEFAULT";const ki={};class aj extends Error{constructor(e,n){super(e),this.response=n}}class hu extends Si{constructor(e){super(e)}load(e,n,r,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=ks.get(e);if(s!==void 0)return this.manager.itemStart(e),setTimeout(()=>{n&&n(s),this.manager.itemEnd(e)},0),s;if(ki[e]!==void 0){ki[e].push({onLoad:n,onProgress:r,onError:i});return}ki[e]=[],ki[e].push({onLoad:n,onProgress:r,onError:i});const o=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),a=this.mimeType,l=this.responseType;fetch(o).then(c=>{if(c.status===200||c.status===0){if(c.status===0&&console.warn("THREE.FileLoader: HTTP Status 0 received."),typeof ReadableStream>"u"||c.body===void 0||c.body.getReader===void 0)return c;const f=ki[e],u=c.body.getReader(),d=c.headers.get("X-File-Size")||c.headers.get("Content-Length"),h=d?parseInt(d):0,m=h!==0;let v=0;const g=new ReadableStream({start(p){x();function x(){u.read().then(({done:_,value:w})=>{if(_)p.close();else{v+=w.byteLength;const M=new ProgressEvent("progress",{lengthComputable:m,loaded:v,total:h});for(let T=0,b=f.length;T<b;T++){const C=f[T];C.onProgress&&C.onProgress(M)}p.enqueue(w),x()}},_=>{p.error(_)})}}});return new Response(g)}else throw new aj(`fetch for "${c.url}" responded with ${c.status}: ${c.statusText}`,c)}).then(c=>{switch(l){case"arraybuffer":return c.arrayBuffer();case"blob":return c.blob();case"document":return c.text().then(f=>new DOMParser().parseFromString(f,a));case"json":return c.json();default:if(a===void 0)return c.text();{const u=/charset="?([^;"\s]*)"?/i.exec(a),d=u&&u[1]?u[1].toLowerCase():void 0,h=new TextDecoder(d);return c.arrayBuffer().then(m=>h.decode(m))}}}).then(c=>{ks.add(e,c);const f=ki[e];delete ki[e];for(let u=0,d=f.length;u<d;u++){const h=f[u];h.onLoad&&h.onLoad(c)}}).catch(c=>{const f=ki[e];if(f===void 0)throw this.manager.itemError(e),c;delete ki[e];for(let u=0,d=f.length;u<d;u++){const h=f[u];h.onError&&h.onError(c)}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 lj extends Si{constructor(e){super(e)}load(e,n,r,i){this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=ks.get(e);if(o!==void 0)return s.manager.itemStart(e),setTimeout(function(){n&&n(o),s.manager.itemEnd(e)},0),o;const a=lu("img");function l(){f(),ks.add(e,this),n&&n(this),s.manager.itemEnd(e)}function c(u){f(),i&&i(u),s.manager.itemError(e),s.manager.itemEnd(e)}function f(){a.removeEventListener("load",l,!1),a.removeEventListener("error",c,!1)}return a.addEventListener("load",l,!1),a.addEventListener("error",c,!1),e.slice(0,5)!=="data:"&&this.crossOrigin!==void 0&&(a.crossOrigin=this.crossOrigin),s.manager.itemStart(e),a.src=e,a}}class EA extends Si{constructor(e){super(e)}load(e,n,r,i){const s=new on,o=new lj(this.manager);return o.setCrossOrigin(this.crossOrigin),o.setPath(this.path),o.load(e,function(a){s.image=a,s.needsUpdate=!0,n!==void 0&&n(s)},r,i),s}}class ao extends Et{constructor(e,n=1){super(),this.isLight=!0,this.type="Light",this.color=new Pe(e),this.intensity=n}dispose(){}copy(e,n){return super.copy(e,n),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const n=super.toJSON(e);return n.object.color=this.color.getHex(),n.object.intensity=this.intensity,this.groundColor!==void 0&&(n.object.groundColor=this.groundColor.getHex()),this.distance!==void 0&&(n.object.distance=this.distance),this.angle!==void 0&&(n.object.angle=this.angle),this.decay!==void 0&&(n.object.decay=this.decay),this.penumbra!==void 0&&(n.object.penumbra=this.penumbra),this.shadow!==void 0&&(n.object.shadow=this.shadow.toJSON()),this.target!==void 0&&(n.object.target=this.target.uuid),n}}const xm=new Ce,VS=new k,GS=new k;class ix{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new ze(512,512),this.map=null,this.mapPass=null,this.matrix=new Ce,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new Qy,this._frameExtents=new ze(1,1),this._viewportCount=1,this._viewports=[new ut(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const n=this.camera,r=this.matrix;VS.setFromMatrixPosition(e.matrixWorld),n.position.copy(VS),GS.setFromMatrixPosition(e.target.matrixWorld),n.lookAt(GS),n.updateMatrixWorld(),xm.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(xm),r.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),r.multiply(xm)}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 cj extends ix{constructor(){super(new dn(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const n=this.camera,r=Cl*2*e.angle*this.focus,i=this.mapSize.width/this.mapSize.height,s=e.distance||n.far;(r!==n.fov||i!==n.aspect||s!==n.far)&&(n.fov=r,n.aspect=i,n.far=s,n.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class TA extends ao{constructor(e,n,r=0,i=Math.PI/3,s=0,o=2){super(e,n),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Et.DEFAULT_UP),this.updateMatrix(),this.target=new Et,this.distance=r,this.angle=i,this.penumbra=s,this.decay=o,this.map=null,this.shadow=new cj}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,n){return super.copy(e,n),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 WS=new Ce,fc=new k,_m=new k;class uj extends ix{constructor(){super(new dn(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new ze(4,2),this._viewportCount=6,this._viewports=[new ut(2,1,1,1),new ut(0,1,1,1),new ut(3,1,1,1),new ut(1,1,1,1),new ut(3,0,1,1),new ut(1,0,1,1)],this._cubeDirections=[new k(1,0,0),new k(-1,0,0),new k(0,0,1),new k(0,0,-1),new k(0,1,0),new k(0,-1,0)],this._cubeUps=[new k(0,1,0),new k(0,1,0),new k(0,1,0),new k(0,1,0),new k(0,0,1),new k(0,0,-1)]}updateMatrices(e,n=0){const r=this.camera,i=this.matrix,s=e.distance||r.far;s!==r.far&&(r.far=s,r.updateProjectionMatrix()),fc.setFromMatrixPosition(e.matrixWorld),r.position.copy(fc),_m.copy(r.position),_m.add(this._cubeDirections[n]),r.up.copy(this._cubeUps[n]),r.lookAt(_m),r.updateMatrixWorld(),i.makeTranslation(-fc.x,-fc.y,-fc.z),WS.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),this._frustum.setFromProjectionMatrix(WS)}}class Vv extends ao{constructor(e,n,r=0,i=2){super(e,n),this.isPointLight=!0,this.type="PointLight",this.distance=r,this.decay=i,this.shadow=new uj}get power(){return this.intensity*4*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,n){return super.copy(e,n),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class dj extends ix{constructor(){super(new Hi(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class sx extends ao{constructor(e,n){super(e,n),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Et.DEFAULT_UP),this.updateMatrix(),this.target=new Et,this.shadow=new dj}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class AA extends ao{constructor(e,n){super(e,n),this.isAmbientLight=!0,this.type="AmbientLight"}}class tl{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 n="";for(let r=0,i=e.length;r<i;r++)n+=String.fromCharCode(e[r]);try{return decodeURIComponent(escape(n))}catch{return n}}static extractUrlBase(e){const n=e.lastIndexOf("/");return n===-1?"./":e.slice(0,n+1)}static resolveURL(e,n){return typeof e!="string"||e===""?"":(/^https?:\/\//i.test(n)&&/^\//.test(e)&&(n=n.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:n+e)}}class fj extends Si{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,n,r,i){e===void 0&&(e=""),this.path!==void 0&&(e=this.path+e),e=this.manager.resolveURL(e);const s=this,o=ks.get(e);if(o!==void 0){if(s.manager.itemStart(e),o.then){o.then(c=>{n&&n(c),s.manager.itemEnd(e)}).catch(c=>{i&&i(c)});return}return setTimeout(function(){n&&n(o),s.manager.itemEnd(e)},0),o}const a={};a.credentials=this.crossOrigin==="anonymous"?"same-origin":"include",a.headers=this.requestHeader;const l=fetch(e,a).then(function(c){return c.blob()}).then(function(c){return createImageBitmap(c,Object.assign(s.options,{colorSpaceConversion:"none"}))}).then(function(c){return ks.add(e,c),n&&n(c),s.manager.itemEnd(e),c}).catch(function(c){i&&i(c),ks.remove(e),s.manager.itemError(e),s.manager.itemEnd(e)});ks.add(e,l),s.manager.itemStart(e)}}const ox="\\[\\]\\.:\\/",hj=new RegExp("["+ox+"]","g"),ax="[^"+ox+"]",pj="[^"+ox.replace("\\.","")+"]",mj=/((?:WC+[\/:])*)/.source.replace("WC",ax),gj=/(WCOD+)?/.source.replace("WCOD",pj),vj=/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",ax),yj=/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",ax),xj=new RegExp("^"+mj+gj+vj+yj+"$"),_j=["material","materials","bones","map"];class wj{constructor(e,n,r){const i=r||pt.parseTrackName(n);this._targetGroup=e,this._bindings=e.subscribe_(n,i)}getValue(e,n){this.bind();const r=this._targetGroup.nCachedObjects_,i=this._bindings[r];i!==void 0&&i.getValue(e,n)}setValue(e,n){const r=this._bindings;for(let i=this._targetGroup.nCachedObjects_,s=r.length;i!==s;++i)r[i].setValue(e,n)}bind(){const e=this._bindings;for(let n=this._targetGroup.nCachedObjects_,r=e.length;n!==r;++n)e[n].bind()}unbind(){const e=this._bindings;for(let n=this._targetGroup.nCachedObjects_,r=e.length;n!==r;++n)e[n].unbind()}}class pt{constructor(e,n,r){this.path=n,this.parsedPath=r||pt.parseTrackName(n),this.node=pt.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,n,r){return e&&e.isAnimationObjectGroup?new pt.Composite(e,n,r):new pt(e,n,r)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(hj,"")}static parseTrackName(e){const n=xj.exec(e);if(n===null)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const r={nodeName:n[2],objectName:n[3],objectIndex:n[4],propertyName:n[5],propertyIndex:n[6]},i=r.nodeName&&r.nodeName.lastIndexOf(".");if(i!==void 0&&i!==-1){const s=r.nodeName.substring(i+1);_j.indexOf(s)!==-1&&(r.nodeName=r.nodeName.substring(0,i),r.objectName=s)}if(r.propertyName===null||r.propertyName.length===0)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return r}static findNode(e,n){if(n===void 0||n===""||n==="."||n===-1||n===e.name||n===e.uuid)return e;if(e.skeleton){const r=e.skeleton.getBoneByName(n);if(r!==void 0)return r}if(e.children){const r=function(s){for(let o=0;o<s.length;o++){const a=s[o];if(a.name===n||a.uuid===n)return a;const l=r(a.children);if(l)return l}return null},i=r(e.children);if(i)return i}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,n){e[n]=this.targetObject[this.propertyName]}_getValue_array(e,n){const r=this.resolvedProperty;for(let i=0,s=r.length;i!==s;++i)e[n++]=r[i]}_getValue_arrayElement(e,n){e[n]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,n){this.resolvedProperty.toArray(e,n)}_setValue_direct(e,n){this.targetObject[this.propertyName]=e[n]}_setValue_direct_setNeedsUpdate(e,n){this.targetObject[this.propertyName]=e[n],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,n){this.targetObject[this.propertyName]=e[n],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,n){const r=this.resolvedProperty;for(let i=0,s=r.length;i!==s;++i)r[i]=e[n++]}_setValue_array_setNeedsUpdate(e,n){const r=this.resolvedProperty;for(let i=0,s=r.length;i!==s;++i)r[i]=e[n++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,n){const r=this.resolvedProperty;for(let i=0,s=r.length;i!==s;++i)r[i]=e[n++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,n){this.resolvedProperty[this.propertyIndex]=e[n]}_setValue_arrayElement_setNeedsUpdate(e,n){this.resolvedProperty[this.propertyIndex]=e[n],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,n){this.resolvedProperty[this.propertyIndex]=e[n],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,n){this.resolvedProperty.fromArray(e,n)}_setValue_fromArray_setNeedsUpdate(e,n){this.resolvedProperty.fromArray(e,n),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,n){this.resolvedProperty.fromArray(e,n),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,n){this.bind(),this.getValue(e,n)}_setValue_unbound(e,n){this.bind(),this.setValue(e,n)}bind(){let e=this.node;const n=this.parsedPath,r=n.objectName,i=n.propertyName;let s=n.propertyIndex;if(e||(e=pt.findNode(this.rootNode,n.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(r){let c=n.objectIndex;switch(r){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 f=0;f<e.length;f++)if(e[f].name===c){c=f;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[r]===void 0){console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);return}e=e[r]}if(c!==void 0){if(e[c]===void 0){console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);return}e=e[c]}}const o=e[i];if(o===void 0){const c=n.nodeName;console.error("THREE.PropertyBinding: Trying to update property for track: "+c+"."+i+" but it wasn't found.",e);return}let a=this.Versioning.None;this.targetObject=e,e.needsUpdate!==void 0?a=this.Versioning.NeedsUpdate:e.matrixWorldNeedsUpdate!==void 0&&(a=this.Versioning.MatrixWorldNeedsUpdate);let l=this.BindingType.Direct;if(s!==void 0){if(i==="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])}l=this.BindingType.ArrayElement,this.resolvedProperty=o,this.propertyIndex=s}else o.fromArray!==void 0&&o.toArray!==void 0?(l=this.BindingType.HasFromToArray,this.resolvedProperty=o):Array.isArray(o)?(l=this.BindingType.EntireArray,this.resolvedProperty=o):this.propertyName=i;this.getValue=this.GetterByBindingType[l],this.setValue=this.SetterByBindingTypeAndVersioning[l][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}pt.Composite=wj;pt.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3};pt.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2};pt.prototype.GetterByBindingType=[pt.prototype._getValue_direct,pt.prototype._getValue_array,pt.prototype._getValue_arrayElement,pt.prototype._getValue_toArray];pt.prototype.SetterByBindingTypeAndVersioning=[[pt.prototype._setValue_direct,pt.prototype._setValue_direct_setNeedsUpdate,pt.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[pt.prototype._setValue_array,pt.prototype._setValue_array_setNeedsUpdate,pt.prototype._setValue_array_setMatrixWorldNeedsUpdate],[pt.prototype._setValue_arrayElement,pt.prototype._setValue_arrayElement_setNeedsUpdate,pt.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[pt.prototype._setValue_fromArray,pt.prototype._setValue_fromArray_setNeedsUpdate,pt.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];const XS=new Ce;class Sj{constructor(e,n,r=0,i=1/0){this.ray=new zl(e,n),this.near=r,this.far=i,this.camera=null,this.layers=new qy,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,n){this.ray.set(e,n)}setFromCamera(e,n){n.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(n.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(n).sub(this.ray.origin).normalize(),this.camera=n):n.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(n.near+n.far)/(n.near-n.far)).unproject(n),this.ray.direction.set(0,0,-1).transformDirection(n.matrixWorld),this.camera=n):console.error("THREE.Raycaster: Unsupported camera type: "+n.type)}setFromXRController(e){return XS.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(XS),this}intersectObject(e,n=!0,r=[]){return Gv(e,this,r,n),r.sort($S),r}intersectObjects(e,n=!0,r=[]){for(let i=0,s=e.length;i<s;i++)Gv(e[i],this,r,n);return r.sort($S),r}}function $S(t,e){return t.distance-e.distance}function Gv(t,e,n,r){let i=!0;if(t.layers.test(e.layers)&&t.raycast(e,n)===!1&&(i=!1),i===!0&&r===!0){const s=t.children;for(let o=0,a=s.length;o<a;o++)Gv(s[o],e,n,!0)}}class YS{constructor(e=1,n=0,r=0){return this.radius=e,this.phi=n,this.theta=r,this}set(e,n,r){return this.radius=e,this.phi=n,this.theta=r,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,n,r){return this.radius=Math.sqrt(e*e+n*n+r*r),this.radius===0?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,r),this.phi=Math.acos(rn(n/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}}class KS extends to{constructor(e=10,n=10,r=4473924,i=8947848){r=new Pe(r),i=new Pe(i);const s=n/2,o=e/n,a=e/2,l=[],c=[];for(let d=0,h=0,m=-a;d<=n;d++,m+=o){l.push(-a,0,m,a,0,m),l.push(m,0,-a,m,0,a);const v=d===s?r:i;v.toArray(c,h),h+=3,v.toArray(c,h),h+=3,v.toArray(c,h),h+=3,v.toArray(c,h),h+=3}const f=new Wt;f.setAttribute("position",new At(l,3)),f.setAttribute("color",new At(c,3));const u=new ii({vertexColors:!0,toneMapped:!1});super(f,u),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class Mj extends to{constructor(e=1){const n=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],r=[1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],i=new Wt;i.setAttribute("position",new At(n,3)),i.setAttribute("color",new At(r,3));const s=new ii({vertexColors:!0,toneMapped:!1});super(i,s),this.type="AxesHelper"}setColors(e,n,r){const i=new Pe,s=this.geometry.attributes.color.array;return i.set(e),i.toArray(s,0),i.toArray(s,3),i.set(n),i.toArray(s,6),i.toArray(s,9),i.set(r),i.toArray(s,12),i.toArray(s,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class bj extends ta{constructor(e,n=null){super(),this.object=e,this.domElement=n,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(){}disconnect(){}dispose(){}update(){}}typeof __THREE_DEVTOOLS__<"u"&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:By}}));typeof window<"u"&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=By);const Ej=()=>{const t=S.useRef(null),e=S.useRef(null),n=S.useRef(null),r=S.useRef(null),i=S.useCallback(()=>{if(!t.current||!n.current)return;const s=new Gt,o=[];t.current.traverse(d=>{d instanceof je&&!d.userData.isHelper&&d.type!=="GridHelper"&&d.type!=="AxesHelper"&&!d.userData.isPrimitive&&!d.userData.isPoint&&!d.userData.isMeasurementGroup&&o.push(d)}),o.length>0&&o.forEach(d=>{s.expandByObject(d)});const a=s.getSize(new k),l=Math.max(a.x,a.z),c=o.length>0?Math.max(l*2,10):10,f=Math.ceil(c);console.log("🔄 Updating adaptive grid:",{boundingBox:{x:a.x,y:a.y,z:a.z},maxDimension:l,gridSize:c,divisions:f,meshCount:o.length}),t.current.remove(n.current);const u=new KS(c,f,11397364,11590369);n.current=u,u.position.set(0,0,0),t.current.add(u)},[]);return S.useEffect(()=>{const s=new EH;t.current=s;const o=new Mj(2);e.current=o,o.position.set(0,0,0),s.add(o);const a=new KS(10,10,11397364,11590369);return n.current=a,a.position.set(0,0,0),a.visible=!0,s.add(a),()=>{}},[]),{sceneRef:t,ucsHelperRef:e,gridHelperRef:n,workplaneRef:r,updateAdaptiveGrid:i}},Tj=t=>{const e=S.useRef(null),n=S.useRef(null),r=S.useRef(null),[i,s]=S.useState(!1),o=S.useCallback((a,l)=>{if(!t.current||!(l!=null&&l.current))return;const c=l.current,f=c.object.position.clone(),u=c.target.clone();if(a&&n.current){const d=n.current;d.position.copy(f),d.lookAt(u),c.object=d,r.current=d,s(!0)}else if(!a&&e.current){const d=e.current;d.position.copy(f),d.lookAt(u),c.object=d,r.current=d,s(!1)}c.target.copy(u),c.update()},[t]);return S.useEffect(()=>{if(!t.current)return;const a=t.current.clientWidth,l=t.current.clientHeight,c=a/l,f=new dn(60,c,.01,2e3);e.current=f,f.position.set(7,7,7),f.lookAt(0,0,0);const u=10,d=new Hi(-u*c/2,u*c/2,u/2,-u/2,.01,2e3);n.current=d,d.position.set(7,7,7),d.lookAt(0,0,0),r.current=f},[t]),{perspectiveCameraRef:e,orthographicCameraRef:n,activeCameraRef:r,isOrthographic:i,switchCamera:o}};class Aj extends Et{constructor(e=document.createElement("div")){super(),this.isCSS2DObject=!0,this.element=e,this.element.style.position="absolute",this.element.style.userSelect="none",this.element.setAttribute("draggable",!1),this.center=new ze(.5,.5),this.addEventListener("removed",function(){this.traverse(function(n){n.element instanceof n.element.ownerDocument.defaultView.Element&&n.element.parentNode!==null&&n.element.remove()})})}copy(e,n){return super.copy(e,n),this.element=e.element.cloneNode(!0),this.center=e.center,this}}const xa=new k,qS=new Ce,ZS=new Ce,QS=new k,JS=new k;class Cj{constructor(e={}){const n=this;let r,i,s,o;const a={objects:new WeakMap},l=e.element!==void 0?e.element:document.createElement("div");l.style.overflow="hidden",this.domElement=l,this.getSize=function(){return{width:r,height:i}},this.render=function(m,v){m.matrixWorldAutoUpdate===!0&&m.updateMatrixWorld(),v.parent===null&&v.matrixWorldAutoUpdate===!0&&v.updateMatrixWorld(),qS.copy(v.matrixWorldInverse),ZS.multiplyMatrices(v.projectionMatrix,qS),f(m,m,v),h(m)},this.setSize=function(m,v){r=m,i=v,s=r/2,o=i/2,l.style.width=m+"px",l.style.height=v+"px"};function c(m){m.isCSS2DObject&&(m.element.style.display="none");for(let v=0,g=m.children.length;v<g;v++)c(m.children[v])}function f(m,v,g){if(m.visible===!1){c(m);return}if(m.isCSS2DObject){xa.setFromMatrixPosition(m.matrixWorld),xa.applyMatrix4(ZS);const p=xa.z>=-1&&xa.z<=1&&m.layers.test(g.layers)===!0,x=m.element;x.style.display=p===!0?"":"none",p===!0&&(m.onBeforeRender(n,v,g),x.style.transform="translate("+-100*m.center.x+"%,"+-100*m.center.y+"%)translate("+(xa.x*s+s)+"px,"+(-xa.y*o+o)+"px)",x.parentNode!==l&&l.appendChild(x),m.onAfterRender(n,v,g));const _={distanceToCameraSquared:u(g,m)};a.objects.set(m,_)}for(let p=0,x=m.children.length;p<x;p++)f(m.children[p],v,g)}function u(m,v){return QS.setFromMatrixPosition(m.matrixWorld),JS.setFromMatrixPosition(v.matrixWorld),QS.distanceToSquared(JS)}function d(m){const v=[];return m.traverseVisible(function(g){g.isCSS2DObject&&v.push(g)}),v}function h(m){const v=d(m).sort(function(p,x){if(p.renderOrder!==x.renderOrder)return x.renderOrder-p.renderOrder;const _=a.objects.get(p).distanceToCameraSquared,w=a.objects.get(x).distanceToCameraSquared;return _-w}),g=v.length;for(let p=0,x=v.length;p<x;p++)v[p].element.style.zIndex=g-p}}}const Rj=()=>/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)||navigator.maxTouchPoints&&navigator.maxTouchPoints>1,Pj=t=>{const e=S.useRef(null),n=S.useRef(null);return S.useEffect(()=>{if(!t.current)return;const r=t.current.clientWidth,i=t.current.clientHeight,s=Rj(),o=new bH({antialias:!s,alpha:!0,logarithmicDepthBuffer:!0,powerPreference:s?"default":"high-performance",stencil:!1,depth:!0,preserveDrawingBuffer:!1});e.current=o,o.setSize(r,i);const a=Math.min(window.devicePixelRatio,2);if(o.setPixelRatio(a),o.shadowMap.enabled=!0,o.shadowMap.type=s?uO:zy,o.shadowMap.autoUpdate=!0,o.toneMapping=Hy,o.toneMappingExposure=1.2,o.outputColorSpace=ft,o.sortObjects=!0,o.info.autoReset=!1,o.setScissorTest(!1),s){const c=o.capabilities.maxTextures,f=o.capabilities.precision;console.log("Mobile capabilities:",{maxTextures:c,precision:f})}t.current.appendChild(o.domElement);const l=new Cj;return n.current=l,l.setSize(r,i),l.domElement.style.position="absolute",l.domElement.style.top="0",l.domElement.style.pointerEvents="none",l.domElement.style.zIndex="1",s&&(l.domElement.style.webkitTransform="translate3d(0,0,0)",l.domElement.style.transform="translate3d(0,0,0)"),t.current.appendChild(l.domElement),()=>{t.current&&(o.domElement.parentNode&&t.current.removeChild(o.domElement),l.domElement.parentNode&&t.current.removeChild(l.domElement)),o.dispose(),o.forceContextLoss()}},[t]),{rendererRef:e,labelRendererRef:n}},eM={type:"change"},lx={type:"start"},CA={type:"end"},kd=new zl,tM=new Ms,Nj=Math.cos(70*gn.DEG2RAD),en=new k,Wn=2*Math.PI,bt={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6},wm=1e-6;class Dj extends bj{constructor(e,n=null){super(e,n),this.state=bt.NONE,this.enabled=!0,this.target=new k,this.cursor=new k,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:Yi.ROTATE,MIDDLE:Yi.DOLLY,RIGHT:Yi.PAN},this.touches={ONE:gi.ROTATE,TWO:gi.DOLLY_PAN},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._domElementKeyEvents=null,this._lastPosition=new k,this._lastQuaternion=new nn,this._lastTargetPosition=new k,this._quat=new nn().setFromUnitVectors(e.up,new k(0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new YS,this._sphericalDelta=new YS,this._scale=1,this._panOffset=new k,this._rotateStart=new ze,this._rotateEnd=new ze,this._rotateDelta=new ze,this._panStart=new ze,this._panEnd=new ze,this._panDelta=new ze,this._dollyStart=new ze,this._dollyEnd=new ze,this._dollyDelta=new ze,this._dollyDirection=new k,this._mouse=new ze,this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=Ij.bind(this),this._onPointerDown=Lj.bind(this),this._onPointerUp=kj.bind(this),this._onContextMenu=jj.bind(this),this._onMouseWheel=Uj.bind(this),this._onKeyDown=Bj.bind(this),this._onTouchStart=zj.bind(this),this._onTouchMove=Hj.bind(this),this._onMouseDown=Oj.bind(this),this._onMouseMove=Fj.bind(this),this._interceptControlDown=Vj.bind(this),this._interceptControlUp=Gj.bind(this),this.domElement!==null&&this.connect(),this.update()}connect(){this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1}),this.domElement.getRootNode().addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents(),this.domElement.getRootNode().removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(e){e.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=e}stopListenToKeyEvents(){this._domElementKeyEvents!==null&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(eM),this.update(),this.state=bt.NONE}update(e=null){const n=this.object.position;en.copy(n).sub(this.target),en.applyQuaternion(this._quat),this._spherical.setFromVector3(en),this.autoRotate&&this.state===bt.NONE&&this._rotateLeft(this._getAutoRotationAngle(e)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let r=this.minAzimuthAngle,i=this.maxAzimuthAngle;isFinite(r)&&isFinite(i)&&(r<-Math.PI?r+=Wn:r>Math.PI&&(r-=Wn),i<-Math.PI?i+=Wn:i>Math.PI&&(i-=Wn),r<=i?this._spherical.theta=Math.max(r,Math.min(i,this._spherical.theta)):this._spherical.theta=this._spherical.theta>(r+i)/2?Math.max(r,this._spherical.theta):Math.min(i,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),this.enableDamping===!0?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let s=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const o=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),s=o!=this._spherical.radius}if(en.setFromSpherical(this._spherical),en.applyQuaternion(this._quatInverse),n.copy(this.target).add(en),this.object.lookAt(this.target),this.enableDamping===!0?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let o=null;if(this.object.isPerspectiveCamera){const a=en.length();o=this._clampDistance(a*this._scale);const l=a-o;this.object.position.addScaledVector(this._dollyDirection,l),this.object.updateMatrixWorld(),s=!!l}else if(this.object.isOrthographicCamera){const a=new k(this._mouse.x,this._mouse.y,0);a.unproject(this.object);const l=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),s=l!==this.object.zoom;const c=new k(this._mouse.x,this._mouse.y,0);c.unproject(this.object),this.object.position.sub(c).add(a),this.object.updateMatrixWorld(),o=en.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;o!==null&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(o).add(this.object.position):(kd.origin.copy(this.object.position),kd.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(kd.direction))<Nj?this.object.lookAt(this.target):(tM.setFromNormalAndCoplanarPoint(this.object.up,this.target),kd.intersectPlane(tM,this.target))))}else if(this.object.isOrthographicCamera){const o=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),o!==this.object.zoom&&(this.object.updateProjectionMatrix(),s=!0)}return this._scale=1,this._performCursorZoom=!1,s||this._lastPosition.distanceToSquared(this.object.position)>wm||8*(1-this._lastQuaternion.dot(this.object.quaternion))>wm||this._lastTargetPosition.distanceToSquared(this.target)>wm?(this.dispatchEvent(eM),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0):!1}_getAutoRotationAngle(e){return e!==null?Wn/60*this.autoRotateSpeed*e:Wn/60/60*this.autoRotateSpeed}_getZoomScale(e){const n=Math.abs(e*.01);return Math.pow(.95,this.zoomSpeed*n)}_rotateLeft(e){this._sphericalDelta.theta-=e}_rotateUp(e){this._sphericalDelta.phi-=e}_panLeft(e,n){en.setFromMatrixColumn(n,0),en.multiplyScalar(-e),this._panOffset.add(en)}_panUp(e,n){this.screenSpacePanning===!0?en.setFromMatrixColumn(n,1):(en.setFromMatrixColumn(n,0),en.crossVectors(this.object.up,en)),en.multiplyScalar(e),this._panOffset.add(en)}_pan(e,n){const r=this.domElement;if(this.object.isPerspectiveCamera){const i=this.object.position;en.copy(i).sub(this.target);let s=en.length();s*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*e*s/r.clientHeight,this.object.matrix),this._panUp(2*n*s/r.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(e*(this.object.right-this.object.left)/this.object.zoom/r.clientWidth,this.object.matrix),this._panUp(n*(this.object.top-this.object.bottom)/this.object.zoom/r.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(e,n){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const r=this.domElement.getBoundingClientRect(),i=e-r.left,s=n-r.top,o=r.width,a=r.height;this._mouse.x=i/o*2-1,this._mouse.y=-(s/a)*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(e){return Math.max(this.minDistance,Math.min(this.maxDistance,e))}_handleMouseDownRotate(e){this._rotateStart.set(e.clientX,e.clientY)}_handleMouseDownDolly(e){this._updateZoomParameters(e.clientX,e.clientX),this._dollyStart.set(e.clientX,e.clientY)}_handleMouseDownPan(e){this._panStart.set(e.clientX,e.clientY)}_handleMouseMoveRotate(e){this._rotateEnd.set(e.clientX,e.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const n=this.domElement;this._rotateLeft(Wn*this._rotateDelta.x/n.clientHeight),this._rotateUp(Wn*this._rotateDelta.y/n.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(e){this._dollyEnd.set(e.clientX,e.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(e){this._panEnd.set(e.clientX,e.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(e){this._updateZoomParameters(e.clientX,e.clientY),e.deltaY<0?this._dollyIn(this._getZoomScale(e.deltaY)):e.deltaY>0&&this._dollyOut(this._getZoomScale(e.deltaY)),this.update()}_handleKeyDown(e){let n=!1;switch(e.code){case this.keys.UP:e.ctrlKey||e.metaKey||e.shiftKey?this._rotateUp(Wn*this.rotateSpeed/this.domElement.clientHeight):this._pan(0,this.keyPanSpeed),n=!0;break;case this.keys.BOTTOM:e.ctrlKey||e.metaKey||e.shiftKey?this._rotateUp(-Wn*this.rotateSpeed/this.domElement.clientHeight):this._pan(0,-this.keyPanSpeed),n=!0;break;case this.keys.LEFT:e.ctrlKey||e.metaKey||e.shiftKey?this._rotateLeft(Wn*this.rotateSpeed/this.domElement.clientHeight):this._pan(this.keyPanSpeed,0),n=!0;break;case this.keys.RIGHT:e.ctrlKey||e.metaKey||e.shiftKey?this._rotateLeft(-Wn*this.rotateSpeed/this.domElement.clientHeight):this._pan(-this.keyPanSpeed,0),n=!0;break}n&&(e.preventDefault(),this.update())}_handleTouchStartRotate(e){if(this._pointers.length===1)this._rotateStart.set(e.pageX,e.pageY);else{const n=this._getSecondPointerPosition(e),r=.5*(e.pageX+n.x),i=.5*(e.pageY+n.y);this._rotateStart.set(r,i)}}_handleTouchStartPan(e){if(this._pointers.length===1)this._panStart.set(e.pageX,e.pageY);else{const n=this._getSecondPointerPosition(e),r=.5*(e.pageX+n.x),i=.5*(e.pageY+n.y);this._panStart.set(r,i)}}_handleTouchStartDolly(e){const n=this._getSecondPointerPosition(e),r=e.pageX-n.x,i=e.pageY-n.y,s=Math.sqrt(r*r+i*i);this._dollyStart.set(0,s)}_handleTouchStartDollyPan(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enablePan&&this._handleTouchStartPan(e)}_handleTouchStartDollyRotate(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enableRotate&&this._handleTouchStartRotate(e)}_handleTouchMoveRotate(e){if(this._pointers.length==1)this._rotateEnd.set(e.pageX,e.pageY);else{const r=this._getSecondPointerPosition(e),i=.5*(e.pageX+r.x),s=.5*(e.pageY+r.y);this._rotateEnd.set(i,s)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const n=this.domElement;this._rotateLeft(Wn*this._rotateDelta.x/n.clientHeight),this._rotateUp(Wn*this._rotateDelta.y/n.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(e){if(this._pointers.length===1)this._panEnd.set(e.pageX,e.pageY);else{const n=this._getSecondPointerPosition(e),r=.5*(e.pageX+n.x),i=.5*(e.pageY+n.y);this._panEnd.set(r,i)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(e){const n=this._getSecondPointerPosition(e),r=e.pageX-n.x,i=e.pageY-n.y,s=Math.sqrt(r*r+i*i);this._dollyEnd.set(0,s),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const o=(e.pageX+n.x)*.5,a=(e.pageY+n.y)*.5;this._updateZoomParameters(o,a)}_handleTouchMoveDollyPan(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enablePan&&this._handleTouchMovePan(e)}_handleTouchMoveDollyRotate(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enableRotate&&this._handleTouchMoveRotate(e)}_addPointer(e){this._pointers.push(e.pointerId)}_removePointer(e){delete this._pointerPositions[e.pointerId];for(let n=0;n<this._pointers.length;n++)if(this._pointers[n]==e.pointerId){this._pointers.splice(n,1);return}}_isTrackingPointer(e){for(let n=0;n<this._pointers.length;n++)if(this._pointers[n]==e.pointerId)return!0;return!1}_trackPointer(e){let n=this._pointerPositions[e.pointerId];n===void 0&&(n=new ze,this._pointerPositions[e.pointerId]=n),n.set(e.pageX,e.pageY)}_getSecondPointerPosition(e){const n=e.pointerId===this._pointers[0]?this._pointers[1]:this._pointers[0];return this._pointerPositions[n]}_customWheelEvent(e){const n=e.deltaMode,r={clientX:e.clientX,clientY:e.clientY,deltaY:e.deltaY};switch(n){case 1:r.deltaY*=16;break;case 2:r.deltaY*=100;break}return e.ctrlKey&&!this._controlActive&&(r.deltaY*=10),r}}function Lj(t){this.enabled!==!1&&(this._pointers.length===0&&(this.domElement.setPointerCapture(t.pointerId),this.domElement.addEventListener("pointermove",this._onPointerMove),this.domElement.addEventListener("pointerup",this._onPointerUp)),!this._isTrackingPointer(t)&&(this._addPointer(t),t.pointerType==="touch"?this._onTouchStart(t):this._onMouseDown(t)))}function Ij(t){this.enabled!==!1&&(t.pointerType==="touch"?this._onTouchMove(t):this._onMouseMove(t))}function kj(t){switch(this._removePointer(t),this._pointers.length){case 0:this.domElement.releasePointerCapture(t.pointerId),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.dispatchEvent(CA),this.state=bt.NONE;break;case 1:const 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f=s+1;f<=i+1;++f)o[f]=new ut(0,0,0);return o}function wV(t,e){let n=1;for(let i=2;i<=t;++i)n*=i;let r=1;for(let i=2;i<=e;++i)r*=i;for(let i=2;i<=t-e;++i)r*=i;return n/r}function SV(t){const e=t.length,n=[],r=[];for(let s=0;s<e;++s){const o=t[s];n[s]=new k(o.x,o.y,o.z),r[s]=o.w}const i=[];for(let s=0;s<e;++s){const o=n[s].clone();for(let a=1;a<=s;++a)o.sub(i[s-a].clone().multiplyScalar(wV(s,a)*r[a]));i[s]=o.divideScalar(r[0])}return i}function MV(t,e,n,r,i){const s=_V(t,e,n,r,i);return SV(s)}class bV extends LH{constructor(e,n,r,i,s){super();const o=n?n.length-1:0,a=r?r.length:0;this.degree=e,this.knots=n,this.controlPoints=[],this.startKnot=i||0,this.endKnot=s||o;for(let l=0;l<a;++l){const c=r[l];this.controlPoints[l]=new ut(c.x,c.y,c.z,c.w)}}getPoint(e,n=new k){const r=n,i=this.knots[this.startKnot]+e*(this.knots[this.endKnot]-this.knots[this.startKnot]),s=yV(this.degree,this.knots,this.controlPoints,i);return s.w!==1&&s.divideScalar(s.w),r.set(s.x,s.y,s.z)}getTangent(e,n=new k){const r=n,i=this.knots[0]+e*(this.knots[this.knots.length-1]-this.knots[0]),s=MV(this.degree,this.knots,this.controlPoints,i,1);return r.copy(s[1]).normalize(),r}toJSON(){const e=super.toJSON();return e.degree=this.degree,e.knots=[...this.knots],e.controlPoints=this.controlPoints.map(n=>n.toArray()),e.startKnot=this.startKnot,e.endKnot=this.endKnot,e}fromJSON(e){return super.fromJSON(e),this.degree=e.degree,this.knots=[...e.knots],this.controlPoints=e.controlPoints.map(n=>new ut(n[0],n[1],n[2],n[3])),this.startKnot=e.startKnot,this.endKnot=e.endKnot,this}}let st,$t,On;class EV extends Si{constructor(e){super(e)}load(e,n,r,i){const s=this,o=s.path===""?tl.extractUrlBase(e):s.path,a=new hu(this.manager);a.setPath(s.path),a.setResponseType("arraybuffer"),a.setRequestHeader(s.requestHeader),a.setWithCredentials(s.withCredentials),a.load(e,function(l){try{n(s.parse(l,o))}catch(c){i?i(c):console.error(c),s.manager.itemError(e)}},r,i)}parse(e,n){if(NV(e))st=new PV().parse(e);else{const i=UA(e);if(!DV(i))throw new Error("THREE.FBXLoader: Unknown format.");if(iM(i)<7e3)throw new Error("THREE.FBXLoader: FBX version not supported, FileVersion: "+iM(i));st=new RV().parse(i)}const r=new EA(this.manager).setPath(this.resourcePath||n).setCrossOrigin(this.crossOrigin);return new TV(r,this.manager).parse(st)}}class TV{constructor(e,n){this.textureLoader=e,this.manager=n}parse(){$t=this.parseConnections();const e=this.parseImages(),n=this.parseTextures(e),r=this.parseMaterials(n),i=this.parseDeformers(),s=new AV().parse(i);return this.parseScene(i,s,r),On}parseConnections(){const e=new Map;return"Connections"in st&&st.Connections.connections.forEach(function(r){const i=r[0],s=r[1],o=r[2];e.has(i)||e.set(i,{parents:[],children:[]});const a={ID:s,relationship:o};e.get(i).parents.push(a),e.has(s)||e.set(s,{parents:[],children:[]});const l={ID:i,relationship:o};e.get(s).children.push(l)}),e}parseImages(){const e={},n={};if("Video"in st.Objects){const r=st.Objects.Video;for(const i in r){const s=r[i],o=parseInt(i);if(e[o]=s.RelativeFilename||s.Filename,"Content"in s){const a=s.Content instanceof ArrayBuffer&&s.Content.byteLength>0,l=typeof s.Content=="string"&&s.Content!=="";if(a||l){const c=this.parseImage(r[i]);n[s.RelativeFilename||s.Filename]=c}}}}for(const r in e){const i=e[r];n[i]!==void 0?e[r]=n[i]:e[r]=e[r].split("\\").pop()}return e}parseImage(e){const n=e.Content,r=e.RelativeFilename||e.Filename,i=r.slice(r.lastIndexOf(".")+1).toLowerCase();let s;switch(i){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 ",r),s="image/tga";break;default:console.warn('FBXLoader: Image type "'+i+'" is not supported.');return}if(typeof n=="string")return"data:"+s+";base64,"+n;{const o=new Uint8Array(n);return window.URL.createObjectURL(new Blob([o],{type:s}))}}parseTextures(e){const n=new Map;if("Texture"in st.Objects){const r=st.Objects.Texture;for(const i in r){const s=this.parseTexture(r[i],e);n.set(parseInt(i),s)}}return n}parseTexture(e,n){const r=this.loadTexture(e,n);r.ID=e.id,r.name=e.attrName;const i=e.WrapModeU,s=e.WrapModeV,o=i!==void 0?i.value:0,a=s!==void 0?s.value:0;if(r.wrapS=o===0?Js:vi,r.wrapT=a===0?Js:vi,"Scaling"in e){const l=e.Scaling.value;r.repeat.x=l[0],r.repeat.y=l[1]}if("Translation"in e){const l=e.Translation.value;r.offset.x=l[0],r.offset.y=l[1]}return r}loadTexture(e,n){const r=new Set(["tga","tif","tiff","exr","dds","hdr","ktx2"]),i=e.FileName.split(".").pop().toLowerCase(),s=r.has(i)?this.manager.getHandler(`.${i}`):this.textureLoader;if(!s)return console.warn(`FBXLoader: ${i.toUpperCase()} loader not found, creating placeholder texture for`,e.RelativeFilename),new on;const o=s.path;o||s.setPath(this.textureLoader.path);const a=$t.get(e.id).children;let l;a!==void 0&&a.length>0&&n[a[0].ID]!==void 0&&(l=n[a[0].ID],(l.indexOf("blob:")===0||l.indexOf("data:")===0)&&s.setPath(void 0));const c=s.load(l);return s.setPath(o),c}parseMaterials(e){const n=new Map;if("Material"in st.Objects){const r=st.Objects.Material;for(const i in r){const s=this.parseMaterial(r[i],e);s!==null&&n.set(parseInt(i),s)}}return n}parseMaterial(e,n){const r=e.id,i=e.attrName;let s=e.ShadingModel;if(typeof s=="object"&&(s=s.value),!$t.has(r))return null;const o=this.parseParameters(e,n,r);let a;switch(s.toLowerCase()){case"phong":a=new el;break;case"lambert":a=new nx;break;default:console.warn('THREE.FBXLoader: unknown material type "%s". Defaulting to MeshPhongMaterial.',s),a=new el;break}return a.setValues(o),a.name=i,a}parseParameters(e,n,r){const i={};e.BumpFactor&&(i.bumpScale=e.BumpFactor.value),e.Diffuse?i.color=$e.toWorkingColorSpace(new Pe().fromArray(e.Diffuse.value),ft):e.DiffuseColor&&(e.DiffuseColor.type==="Color"||e.DiffuseColor.type==="ColorRGB")&&(i.color=$e.toWorkingColorSpace(new Pe().fromArray(e.DiffuseColor.value),ft)),e.DisplacementFactor&&(i.displacementScale=e.DisplacementFactor.value),e.Emissive?i.emissive=$e.toWorkingColorSpace(new Pe().fromArray(e.Emissive.value),ft):e.EmissiveColor&&(e.EmissiveColor.type==="Color"||e.EmissiveColor.type==="ColorRGB")&&(i.emissive=$e.toWorkingColorSpace(new Pe().fromArray(e.EmissiveColor.value),ft)),e.EmissiveFactor&&(i.emissiveIntensity=parseFloat(e.EmissiveFactor.value)),i.opacity=1-(e.TransparencyFactor?parseFloat(e.TransparencyFactor.value):0),(i.opacity===1||i.opacity===0)&&(i.opacity=e.Opacity?parseFloat(e.Opacity.value):null,i.opacity===null&&(i.opacity=1-(e.TransparentColor?parseFloat(e.TransparentColor.value[0]):0))),i.opacity<1&&(i.transparent=!0),e.ReflectionFactor&&(i.reflectivity=e.ReflectionFactor.value),e.Shininess&&(i.shininess=e.Shininess.value),e.Specular?i.specular=$e.toWorkingColorSpace(new Pe().fromArray(e.Specular.value),ft):e.SpecularColor&&e.SpecularColor.type==="Color"&&(i.specular=$e.toWorkingColorSpace(new Pe().fromArray(e.SpecularColor.value),ft));const s=this;return $t.get(r).children.forEach(function(o){const a=o.relationship;switch(a){case"Bump":i.bumpMap=s.getTexture(n,o.ID);break;case"Maya|TEX_ao_map":i.aoMap=s.getTexture(n,o.ID);break;case"DiffuseColor":case"Maya|TEX_color_map":i.map=s.getTexture(n,o.ID),i.map!==void 0&&(i.map.colorSpace=ft);break;case"DisplacementColor":i.displacementMap=s.getTexture(n,o.ID);break;case"EmissiveColor":i.emissiveMap=s.getTexture(n,o.ID),i.emissiveMap!==void 0&&(i.emissiveMap.colorSpace=ft);break;case"NormalMap":case"Maya|TEX_normal_map":i.normalMap=s.getTexture(n,o.ID);break;case"ReflectionColor":i.envMap=s.getTexture(n,o.ID),i.envMap!==void 0&&(i.envMap.mapping=qf,i.envMap.colorSpace=ft);break;case"SpecularColor":i.specularMap=s.getTexture(n,o.ID),i.specularMap!==void 0&&(i.specularMap.colorSpace=ft);break;case"TransparentColor":case"TransparencyFactor":i.alphaMap=s.getTexture(n,o.ID),i.transparent=!0;break;case"AmbientColor":case"ShininessExponent":case"SpecularFactor":case"VectorDisplacementColor":default:console.warn("THREE.FBXLoader: %s map is not supported in three.js, skipping texture.",a);break}}),i}getTexture(e,n){return"LayeredTexture"in st.Objects&&n in st.Objects.LayeredTexture&&(console.warn("THREE.FBXLoader: layered textures are not supported in three.js. Discarding all but first layer."),n=$t.get(n).children[0].ID),e.get(n)}parseDeformers(){const e={},n={};if("Deformer"in st.Objects){const r=st.Objects.Deformer;for(const i in r){const s=r[i],o=$t.get(parseInt(i));if(s.attrType==="Skin"){const a=this.parseSkeleton(o,r);a.ID=i,o.parents.length>1&&console.warn("THREE.FBXLoader: skeleton attached to more than one geometry is not supported."),a.geometryID=o.parents[0].ID,e[i]=a}else if(s.attrType==="BlendShape"){const a={id:i};a.rawTargets=this.parseMorphTargets(o,r),a.id=i,o.parents.length>1&&console.warn("THREE.FBXLoader: morph target attached to more than one geometry is not supported."),n[i]=a}}}return{skeletons:e,morphTargets:n}}parseSkeleton(e,n){const r=[];return e.children.forEach(function(i){const s=n[i.ID];if(s.attrType!=="Cluster")return;const o={ID:i.ID,indices:[],weights:[],transformLink:new Ce().fromArray(s.TransformLink.a)};"Indexes"in s&&(o.indices=s.Indexes.a,o.weights=s.Weights.a),r.push(o)}),{rawBones:r,bones:[]}}parseMorphTargets(e,n){const r=[];for(let i=0;i<e.children.length;i++){const s=e.children[i],o=n[s.ID],a={name:o.attrName,initialWeight:o.DeformPercent,id:o.id,fullWeights:o.FullWeights.a};if(o.attrType!=="BlendShapeChannel")return;a.geoID=$t.get(parseInt(s.ID)).children.filter(function(l){return l.relationship===void 0})[0].ID,r.push(a)}return r}parseScene(e,n,r){On=new qt;const i=this.parseModels(e.skeletons,n,r),s=st.Objects.Model,o=this;i.forEach(function(l){const c=s[l.ID];o.setLookAtProperties(l,c),$t.get(l.ID).parents.forEach(function(u){const d=i.get(u.ID);d!==void 0&&d.add(l)}),l.parent===null&&On.add(l)}),this.bindSkeleton(e.skeletons,n,i),this.addGlobalSceneSettings(),On.traverse(function(l){if(l.userData.transformData){l.parent&&(l.userData.transformData.parentMatrix=l.parent.matrix,l.userData.transformData.parentMatrixWorld=l.parent.matrixWorld);const c=FA(l.userData.transformData);l.applyMatrix4(c),l.updateWorldMatrix()}});const a=new CV().parse();On.children.length===1&&On.children[0].isGroup&&(On.children[0].animations=a,On=On.children[0]),On.animations=a}parseModels(e,n,r){const i=new Map,s=st.Objects.Model;for(const o in s){const a=parseInt(o),l=s[o],c=$t.get(a);let f=this.buildSkeleton(c,e,a,l.attrName);if(!f){switch(l.attrType){case"Camera":f=this.createCamera(c);break;case"Light":f=this.createLight(c);break;case"Mesh":f=this.createMesh(c,n,r);break;case"NurbsCurve":f=this.createCurve(c,n);break;case"LimbNode":case"Root":f=new Jf;break;case"Null":default:f=new qt;break}f.name=l.attrName?pt.sanitizeNodeName(l.attrName):"",f.userData.originalName=l.attrName,f.ID=a}this.getTransformData(f,l),i.set(a,f)}return i}buildSkeleton(e,n,r,i){let s=null;return e.parents.forEach(function(o){for(const a in n){const l=n[a];l.rawBones.forEach(function(c,f){if(c.ID===o.ID){const u=s;s=new Jf,s.matrixWorld.copy(c.transformLink),s.name=i?pt.sanitizeNodeName(i):"",s.userData.originalName=i,s.ID=r,l.bones[f]=s,u!==null&&s.add(u)}})}}),s}createCamera(e){let n,r;if(e.children.forEach(function(i){const s=st.Objects.NodeAttribute[i.ID];s!==void 0&&(r=s)}),r===void 0)n=new Et;else{let i=0;r.CameraProjectionType!==void 0&&r.CameraProjectionType.value===1&&(i=1);let s=1;r.NearPlane!==void 0&&(s=r.NearPlane.value/1e3);let o=1e3;r.FarPlane!==void 0&&(o=r.FarPlane.value/1e3);let a=window.innerWidth,l=window.innerHeight;r.AspectWidth!==void 0&&r.AspectHeight!==void 0&&(a=r.AspectWidth.value,l=r.AspectHeight.value);const c=a/l;let f=45;r.FieldOfView!==void 0&&(f=r.FieldOfView.value);const u=r.FocalLength?r.FocalLength.value:null;switch(i){case 0:n=new dn(f,c,s,o),u!==null&&n.setFocalLength(u);break;case 1:console.warn("THREE.FBXLoader: Orthographic cameras not supported yet."),n=new Et;break;default:console.warn("THREE.FBXLoader: Unknown camera type "+i+"."),n=new Et;break}}return n}createLight(e){let n,r;if(e.children.forEach(function(i){const s=st.Objects.NodeAttribute[i.ID];s!==void 0&&(r=s)}),r===void 0)n=new Et;else{let i;r.LightType===void 0?i=0:i=r.LightType.value;let s=16777215;r.Color!==void 0&&(s=$e.toWorkingColorSpace(new Pe().fromArray(r.Color.value),ft));let o=r.Intensity===void 0?1:r.Intensity.value/100;r.CastLightOnObject!==void 0&&r.CastLightOnObject.value===0&&(o=0);let a=0;r.FarAttenuationEnd!==void 0&&(r.EnableFarAttenuation!==void 0&&r.EnableFarAttenuation.value===0?a=0:a=r.FarAttenuationEnd.value);const l=1;switch(i){case 0:n=new Vv(s,o,a,l);break;case 1:n=new sx(s,o);break;case 2:let c=Math.PI/3;r.InnerAngle!==void 0&&(c=gn.degToRad(r.InnerAngle.value));let f=0;r.OuterAngle!==void 0&&(f=gn.degToRad(r.OuterAngle.value),f=Math.max(f,1)),n=new TA(s,o,a,c,f,l);break;default:console.warn("THREE.FBXLoader: Unknown light type "+r.LightType.value+", defaulting to a PointLight."),n=new Vv(s,o);break}r.CastShadows!==void 0&&r.CastShadows.value===1&&(n.castShadow=!0)}return n}createMesh(e,n,r){let i,s=null,o=null;const a=[];return e.children.forEach(function(l){n.has(l.ID)&&(s=n.get(l.ID)),r.has(l.ID)&&a.push(r.get(l.ID))}),a.length>1?o=a:a.length>0?o=a[0]:(o=new el({name:Si.DEFAULT_MATERIAL_NAME,color:13421772}),a.push(o)),"color"in s.attributes&&a.forEach(function(l){l.vertexColors=!0}),s.FBX_Deformer?(i=new gA(s,o),i.normalizeSkinWeights()):i=new je(s,o),i}createCurve(e,n){const r=e.children.reduce(function(s,o){return n.has(o.ID)&&(s=n.get(o.ID)),s},null),i=new ii({name:Si.DEFAULT_MATERIAL_NAME,color:3342591,linewidth:1});return new wi(r,i)}getTransformData(e,n){const r={};"InheritType"in n&&(r.inheritType=parseInt(n.InheritType.value)),"RotationOrder"in n?r.eulerOrder=pu(n.RotationOrder.value):r.eulerOrder=pu(0),"Lcl_Translation"in n&&(r.translation=n.Lcl_Translation.value),"PreRotation"in n&&(r.preRotation=n.PreRotation.value),"Lcl_Rotation"in n&&(r.rotation=n.Lcl_Rotation.value),"PostRotation"in n&&(r.postRotation=n.PostRotation.value),"Lcl_Scaling"in n&&(r.scale=n.Lcl_Scaling.value),"ScalingOffset"in n&&(r.scalingOffset=n.ScalingOffset.value),"ScalingPivot"in n&&(r.scalingPivot=n.ScalingPivot.value),"RotationOffset"in n&&(r.rotationOffset=n.RotationOffset.value),"RotationPivot"in n&&(r.rotationPivot=n.RotationPivot.value),e.userData.transformData=r}setLookAtProperties(e,n){"LookAtProperty"in n&&$t.get(e.ID).children.forEach(function(i){if(i.relationship==="LookAtProperty"){const s=st.Objects.Model[i.ID];if("Lcl_Translation"in s){const o=s.Lcl_Translation.value;e.target!==void 0?(e.target.position.fromArray(o),On.add(e.target)):e.lookAt(new k().fromArray(o))}}})}bindSkeleton(e,n,r){const i=this.parsePoseNodes();for(const s in e){const o=e[s];$t.get(parseInt(o.ID)).parents.forEach(function(l){if(n.has(l.ID)){const c=l.ID;$t.get(c).parents.forEach(function(u){r.has(u.ID)&&r.get(u.ID).bind(new Kh(o.bones),i[u.ID])})}})}}parsePoseNodes(){const e={};if("Pose"in st.Objects){const n=st.Objects.Pose;for(const r in n)if(n[r].attrType==="BindPose"&&n[r].NbPoseNodes>0){const i=n[r].PoseNode;Array.isArray(i)?i.forEach(function(s){e[s.Node]=new Ce().fromArray(s.Matrix.a)}):e[i.Node]=new Ce().fromArray(i.Matrix.a)}}return e}addGlobalSceneSettings(){if("GlobalSettings"in st){if("AmbientColor"in st.GlobalSettings){const e=st.GlobalSettings.AmbientColor.value,n=e[0],r=e[1],i=e[2];if(n!==0||r!==0||i!==0){const s=new Pe().setRGB(n,r,i,ft);On.add(new AA(s,1))}}"UnitScaleFactor"in st.GlobalSettings&&(On.userData.unitScaleFactor=st.GlobalSettings.UnitScaleFactor.value)}}}class AV{constructor(){this.negativeMaterialIndices=!1}parse(e){const n=new Map;if("Geometry"in st.Objects){const r=st.Objects.Geometry;for(const i in r){const s=$t.get(parseInt(i)),o=this.parseGeometry(s,r[i],e);n.set(parseInt(i),o)}}return this.negativeMaterialIndices===!0&&console.warn("THREE.FBXLoader: The FBX file contains invalid (negative) material indices. The asset might not render as expected."),n}parseGeometry(e,n,r){switch(n.attrType){case"Mesh":return this.parseMeshGeometry(e,n,r);case"NurbsCurve":return this.parseNurbsGeometry(n)}}parseMeshGeometry(e,n,r){const i=r.skeletons,s=[],o=e.parents.map(function(u){return st.Objects.Model[u.ID]});if(o.length===0)return;const a=e.children.reduce(function(u,d){return i[d.ID]!==void 0&&(u=i[d.ID]),u},null);e.children.forEach(function(u){r.morphTargets[u.ID]!==void 0&&s.push(r.morphTargets[u.ID])});const l=o[0],c={};"RotationOrder"in l&&(c.eulerOrder=pu(l.RotationOrder.value)),"InheritType"in l&&(c.inheritType=parseInt(l.InheritType.value)),"GeometricTranslation"in l&&(c.translation=l.GeometricTranslation.value),"GeometricRotation"in l&&(c.rotation=l.GeometricRotation.value),"GeometricScaling"in l&&(c.scale=l.GeometricScaling.value);const f=FA(c);return this.genGeometry(n,a,s,f)}genGeometry(e,n,r,i){const s=new Wt;e.attrName&&(s.name=e.attrName);const o=this.parseGeoNode(e,n),a=this.genBuffers(o),l=new At(a.vertex,3);if(l.applyMatrix4(i),s.setAttribute("position",l),a.colors.length>0&&s.setAttribute("color",new At(a.colors,3)),n&&(s.setAttribute("skinIndex",new Zy(a.weightsIndices,4)),s.setAttribute("skinWeight",new At(a.vertexWeights,4)),s.FBX_Deformer=n),a.normal.length>0){const c=new Qe().getNormalMatrix(i),f=new At(a.normal,3);f.applyNormalMatrix(c),s.setAttribute("normal",f)}if(a.uvs.forEach(function(c,f){const u=f===0?"uv":`uv${f}`;s.setAttribute(u,new At(a.uvs[f],2))}),o.material&&o.material.mappingType!=="AllSame"){let c=a.materialIndex[0],f=0;if(a.materialIndex.forEach(function(u,d){u!==c&&(s.addGroup(f,d-f,c),c=u,f=d)}),s.groups.length>0){const u=s.groups[s.groups.length-1],d=u.start+u.count;d!==a.materialIndex.length&&s.addGroup(d,a.materialIndex.length-d,c)}s.groups.length===0&&s.addGroup(0,a.materialIndex.length,a.materialIndex[0])}return this.addMorphTargets(s,e,r,i),s}parseGeoNode(e,n){const r={};if(r.vertexPositions=e.Vertices!==void 0?e.Vertices.a:[],r.vertexIndices=e.PolygonVertexIndex!==void 0?e.PolygonVertexIndex.a:[],e.LayerElementColor&&(r.color=this.parseVertexColors(e.LayerElementColor[0])),e.LayerElementMaterial&&(r.material=this.parseMaterialIndices(e.LayerElementMaterial[0])),e.LayerElementNormal&&(r.normal=this.parseNormals(e.LayerElementNormal[0])),e.LayerElementUV){r.uv=[];let i=0;for(;e.LayerElementUV[i];)e.LayerElementUV[i].UV&&r.uv.push(this.parseUVs(e.LayerElementUV[i])),i++}return r.weightTable={},n!==null&&(r.skeleton=n,n.rawBones.forEach(function(i,s){i.indices.forEach(function(o,a){r.weightTable[o]===void 0&&(r.weightTable[o]=[]),r.weightTable[o].push({id:s,weight:i.weights[a]})})})),r}genBuffers(e){const n={vertex:[],normal:[],colors:[],uvs:[],materialIndex:[],vertexWeights:[],weightsIndices:[]};let r=0,i=0,s=!1,o=[],a=[],l=[],c=[],f=[],u=[];const d=this;return e.vertexIndices.forEach(function(h,m){let v,g=!1;h<0&&(h=h^-1,g=!0);let p=[],x=[];if(o.push(h*3,h*3+1,h*3+2),e.color){const _=Od(m,r,h,e.color);l.push(_[0],_[1],_[2])}if(e.skeleton){if(e.weightTable[h]!==void 0&&e.weightTable[h].forEach(function(_){x.push(_.weight),p.push(_.id)}),x.length>4){s||(console.warn("THREE.FBXLoader: Vertex has more than 4 skinning weights assigned to vertex. Deleting additional weights."),s=!0);const _=[0,0,0,0],w=[0,0,0,0];x.forEach(function(M,T){let b=M,C=p[T];w.forEach(function(A,E,N){if(b>A){N[E]=b,b=A;const F=_[E];_[E]=C,C=F}})}),p=_,x=w}for(;x.length<4;)x.push(0),p.push(0);for(let _=0;_<4;++_)f.push(x[_]),u.push(p[_])}if(e.normal){const _=Od(m,r,h,e.normal);a.push(_[0],_[1],_[2])}e.material&&e.material.mappingType!=="AllSame"&&(v=Od(m,r,h,e.material)[0],v<0&&(d.negativeMaterialIndices=!0,v=0)),e.uv&&e.uv.forEach(function(_,w){const M=Od(m,r,h,_);c[w]===void 0&&(c[w]=[]),c[w].push(M[0]),c[w].push(M[1])}),i++,g&&(d.genFace(n,e,o,v,a,l,c,f,u,i),r++,i=0,o=[],a=[],l=[],c=[],f=[],u=[])}),n}getNormalNewell(e){const n=new k(0,0,0);for(let r=0;r<e.length;r++){const i=e[r],s=e[(r+1)%e.length];n.x+=(i.y-s.y)*(i.z+s.z),n.y+=(i.z-s.z)*(i.x+s.x),n.z+=(i.x-s.x)*(i.y+s.y)}return n.normalize(),n}getNormalTangentAndBitangent(e){const n=this.getNormalNewell(e),i=(Math.abs(n.z)>.5?new k(0,1,0):new k(0,0,1)).cross(n).normalize(),s=n.clone().cross(i).normalize();return{normal:n,tangent:i,bitangent:s}}flattenVertex(e,n,r){return new ze(e.dot(n),e.dot(r))}genFace(e,n,r,i,s,o,a,l,c,f){let u;if(f>3){const d=[],h=n.baseVertexPositions||n.vertexPositions;for(let p=0;p<r.length;p+=3)d.push(new k(h[r[p]],h[r[p+1]],h[r[p+2]]));const{tangent:m,bitangent:v}=this.getNormalTangentAndBitangent(d),g=[];for(const p of d)g.push(this.flattenVertex(p,m,v));u=tx.triangulateShape(g,[])}else u=[[0,1,2]];for(const[d,h,m]of u)e.vertex.push(n.vertexPositions[r[d*3]]),e.vertex.push(n.vertexPositions[r[d*3+1]]),e.vertex.push(n.vertexPositions[r[d*3+2]]),e.vertex.push(n.vertexPositions[r[h*3]]),e.vertex.push(n.vertexPositions[r[h*3+1]]),e.vertex.push(n.vertexPositions[r[h*3+2]]),e.vertex.push(n.vertexPositions[r[m*3]]),e.vertex.push(n.vertexPositions[r[m*3+1]]),e.vertex.push(n.vertexPositions[r[m*3+2]]),n.skeleton&&(e.vertexWeights.push(l[d*4]),e.vertexWeights.push(l[d*4+1]),e.vertexWeights.push(l[d*4+2]),e.vertexWeights.push(l[d*4+3]),e.vertexWeights.push(l[h*4]),e.vertexWeights.push(l[h*4+1]),e.vertexWeights.push(l[h*4+2]),e.vertexWeights.push(l[h*4+3]),e.vertexWeights.push(l[m*4]),e.vertexWeights.push(l[m*4+1]),e.vertexWeights.push(l[m*4+2]),e.vertexWeights.push(l[m*4+3]),e.weightsIndices.push(c[d*4]),e.weightsIndices.push(c[d*4+1]),e.weightsIndices.push(c[d*4+2]),e.weightsIndices.push(c[d*4+3]),e.weightsIndices.push(c[h*4]),e.weightsIndices.push(c[h*4+1]),e.weightsIndices.push(c[h*4+2]),e.weightsIndices.push(c[h*4+3]),e.weightsIndices.push(c[m*4]),e.weightsIndices.push(c[m*4+1]),e.weightsIndices.push(c[m*4+2]),e.weightsIndices.push(c[m*4+3])),n.color&&(e.colors.push(o[d*3]),e.colors.push(o[d*3+1]),e.colors.push(o[d*3+2]),e.colors.push(o[h*3]),e.colors.push(o[h*3+1]),e.colors.push(o[h*3+2]),e.colors.push(o[m*3]),e.colors.push(o[m*3+1]),e.colors.push(o[m*3+2])),n.material&&n.material.mappingType!=="AllSame"&&(e.materialIndex.push(i),e.materialIndex.push(i),e.materialIndex.push(i)),n.normal&&(e.normal.push(s[d*3]),e.normal.push(s[d*3+1]),e.normal.push(s[d*3+2]),e.normal.push(s[h*3]),e.normal.push(s[h*3+1]),e.normal.push(s[h*3+2]),e.normal.push(s[m*3]),e.normal.push(s[m*3+1]),e.normal.push(s[m*3+2])),n.uv&&n.uv.forEach(function(v,g){e.uvs[g]===void 0&&(e.uvs[g]=[]),e.uvs[g].push(a[g][d*2]),e.uvs[g].push(a[g][d*2+1]),e.uvs[g].push(a[g][h*2]),e.uvs[g].push(a[g][h*2+1]),e.uvs[g].push(a[g][m*2]),e.uvs[g].push(a[g][m*2+1])})}addMorphTargets(e,n,r,i){if(r.length===0)return;e.morphTargetsRelative=!0,e.morphAttributes.position=[];const s=this;r.forEach(function(o){o.rawTargets.forEach(function(a){const l=st.Objects.Geometry[a.geoID];l!==void 0&&s.genMorphGeometry(e,n,l,i,a.name)})})}genMorphGeometry(e,n,r,i,s){const o=n.Vertices!==void 0?n.Vertices.a:[],a=n.PolygonVertexIndex!==void 0?n.PolygonVertexIndex.a:[],l=r.Vertices!==void 0?r.Vertices.a:[],c=r.Indexes!==void 0?r.Indexes.a:[],f=e.attributes.position.count*3,u=new Float32Array(f);for(let v=0;v<c.length;v++){const g=c[v]*3;u[g]=l[v*3],u[g+1]=l[v*3+1],u[g+2]=l[v*3+2]}const d={vertexIndices:a,vertexPositions:u,baseVertexPositions:o},h=this.genBuffers(d),m=new At(h.vertex,3);m.name=s||r.attrName,m.applyMatrix4(i),e.morphAttributes.position.push(m)}parseNormals(e){const n=e.MappingInformationType,r=e.ReferenceInformationType,i=e.Normals.a;let s=[];return r==="IndexToDirect"&&("NormalIndex"in e?s=e.NormalIndex.a:"NormalsIndex"in e&&(s=e.NormalsIndex.a)),{dataSize:3,buffer:i,indices:s,mappingType:n,referenceType:r}}parseUVs(e){const n=e.MappingInformationType,r=e.ReferenceInformationType,i=e.UV.a;let s=[];return r==="IndexToDirect"&&(s=e.UVIndex.a),{dataSize:2,buffer:i,indices:s,mappingType:n,referenceType:r}}parseVertexColors(e){const n=e.MappingInformationType,r=e.ReferenceInformationType,i=e.Colors.a;let s=[];r==="IndexToDirect"&&(s=e.ColorIndex.a);for(let o=0,a=new Pe;o<i.length;o+=4)a.fromArray(i,o),$e.toWorkingColorSpace(a,ft),a.toArray(i,o);return{dataSize:4,buffer:i,indices:s,mappingType:n,referenceType:r}}parseMaterialIndices(e){const n=e.MappingInformationType,r=e.ReferenceInformationType;if(n==="NoMappingInformation")return{dataSize:1,buffer:[0],indices:[0],mappingType:"AllSame",referenceType:r};const i=e.Materials.a,s=[];for(let o=0;o<i.length;++o)s.push(o);return{dataSize:1,buffer:i,indices:s,mappingType:n,referenceType:r}}parseNurbsGeometry(e){const n=parseInt(e.Order);if(isNaN(n))return console.error("THREE.FBXLoader: Invalid Order %s given for geometry ID: %s",e.Order,e.id),new Wt;const r=n-1,i=e.KnotVector.a,s=[],o=e.Points.a;for(let u=0,d=o.length;u<d;u+=4)s.push(new ut().fromArray(o,u));let a,l;if(e.Form==="Closed")s.push(s[0]);else if(e.Form==="Periodic"){a=r,l=i.length-1-a;for(let u=0;u<r;++u)s.push(s[u])}const f=new bV(r,i,s,a,l).getPoints(s.length*12);return new Wt().setFromPoints(f)}}class CV{parse(){const e=[],n=this.parseClips();if(n!==void 0)for(const r in n){const i=n[r],s=this.addClip(i);e.push(s)}return e}parseClips(){if(st.Objects.AnimationCurve===void 0)return;const e=this.parseAnimationCurveNodes();this.parseAnimationCurves(e);const n=this.parseAnimationLayers(e);return this.parseAnimStacks(n)}parseAnimationCurveNodes(){const e=st.Objects.AnimationCurveNode,n=new Map;for(const r in e){const i=e[r];if(i.attrName.match(/S|R|T|DeformPercent/)!==null){const s={id:i.id,attr:i.attrName,curves:{}};n.set(s.id,s)}}return n}parseAnimationCurves(e){const n=st.Objects.AnimationCurve;for(const r in n){const i={id:n[r].id,times:n[r].KeyTime.a.map(LV),values:n[r].KeyValueFloat.a},s=$t.get(i.id);if(s!==void 0){const o=s.parents[0].ID,a=s.parents[0].relationship;a.match(/X/)?e.get(o).curves.x=i:a.match(/Y/)?e.get(o).curves.y=i:a.match(/Z/)?e.get(o).curves.z=i:a.match(/DeformPercent/)&&e.has(o)&&(e.get(o).curves.morph=i)}}}parseAnimationLayers(e){const n=st.Objects.AnimationLayer,r=new Map;for(const i in n){const s=[],o=$t.get(parseInt(i));o!==void 0&&(o.children.forEach(function(l,c){if(e.has(l.ID)){const f=e.get(l.ID);if(f.curves.x!==void 0||f.curves.y!==void 0||f.curves.z!==void 0){if(s[c]===void 0){const u=$t.get(l.ID).parents.filter(function(d){return d.relationship!==void 0})[0].ID;if(u!==void 0){const d=st.Objects.Model[u.toString()];if(d===void 0){console.warn("THREE.FBXLoader: Encountered a unused curve.",l);return}const h={modelName:d.attrName?pt.sanitizeNodeName(d.attrName):"",ID:d.id,initialPosition:[0,0,0],initialRotation:[0,0,0],initialScale:[1,1,1]};On.traverse(function(m){m.ID===d.id&&(h.transform=m.matrix,m.userData.transformData&&(h.eulerOrder=m.userData.transformData.eulerOrder))}),h.transform||(h.transform=new Ce),"PreRotation"in d&&(h.preRotation=d.PreRotation.value),"PostRotation"in d&&(h.postRotation=d.PostRotation.value),s[c]=h}}s[c]&&(s[c][f.attr]=f)}else if(f.curves.morph!==void 0){if(s[c]===void 0){const u=$t.get(l.ID).parents.filter(function(p){return p.relationship!==void 0})[0].ID,d=$t.get(u).parents[0].ID,h=$t.get(d).parents[0].ID,m=$t.get(h).parents[0].ID,v=st.Objects.Model[m],g={modelName:v.attrName?pt.sanitizeNodeName(v.attrName):"",morphName:st.Objects.Deformer[u].attrName};s[c]=g}s[c][f.attr]=f}}}),r.set(parseInt(i),s))}return r}parseAnimStacks(e){const n=st.Objects.AnimationStack,r={};for(const i in n){const s=$t.get(parseInt(i)).children;s.length>1&&console.warn("THREE.FBXLoader: Encountered an animation stack with multiple layers, this is currently not supported. Ignoring subsequent layers.");const o=e.get(s[0].ID);r[i]={name:n[i].attrName,layer:o}}return r}addClip(e){let n=[];const r=this;return e.layer.forEach(function(i){n=n.concat(r.generateTracks(i))}),new bA(e.name,-1,n)}generateTracks(e){const n=[];let r=new k,i=new k;if(e.transform&&e.transform.decompose(r,new nn,i),r=r.toArray(),i=i.toArray(),e.T!==void 0&&Object.keys(e.T.curves).length>0){const s=this.generateVectorTrack(e.modelName,e.T.curves,r,"position");s!==void 0&&n.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&&n.push(s)}if(e.S!==void 0&&Object.keys(e.S.curves).length>0){const s=this.generateVectorTrack(e.modelName,e.S.curves,i,"scale");s!==void 0&&n.push(s)}if(e.DeformPercent!==void 0){const s=this.generateMorphTrack(e);s!==void 0&&n.push(s)}return n}generateVectorTrack(e,n,r,i){const s=this.getTimesForAllAxes(n),o=this.getKeyframeTrackValues(s,n,r);return new Ko(e+"."+i,s,o)}generateRotationTrack(e,n,r,i,s){let o,a;if(n.x!==void 0&&n.y!==void 0&&n.z!==void 0){const d=this.interpolateRotations(n.x,n.y,n.z,s);o=d[0],a=d[1]}const l=pu(0);r!==void 0&&(r=r.map(gn.degToRad),r.push(l),r=new Qt().fromArray(r),r=new nn().setFromEuler(r)),i!==void 0&&(i=i.map(gn.degToRad),i.push(l),i=new Qt().fromArray(i),i=new nn().setFromEuler(i).invert());const c=new nn,f=new Qt,u=[];if(!a||!o)return new no(e+".quaternion",[0],[0]);for(let d=0;d<a.length;d+=3)f.set(a[d],a[d+1],a[d+2],s),c.setFromEuler(f),r!==void 0&&c.premultiply(r),i!==void 0&&c.multiply(i),d>2&&new nn().fromArray(u,(d-3)/3*4).dot(c)<0&&c.set(-c.x,-c.y,-c.z,-c.w),c.toArray(u,d/3*4);return new no(e+".quaternion",o,u)}generateMorphTrack(e){const n=e.DeformPercent.curves.morph,r=n.values.map(function(s){return s/100}),i=On.getObjectByName(e.modelName).morphTargetDictionary[e.morphName];return new Yo(e.modelName+".morphTargetInfluences["+i+"]",n.times,r)}getTimesForAllAxes(e){let n=[];if(e.x!==void 0&&(n=n.concat(e.x.times)),e.y!==void 0&&(n=n.concat(e.y.times)),e.z!==void 0&&(n=n.concat(e.z.times)),n=n.sort(function(r,i){return r-i}),n.length>1){let r=1,i=n[0];for(let s=1;s<n.length;s++){const o=n[s];o!==i&&(n[r]=o,i=o,r++)}n=n.slice(0,r)}return n}getKeyframeTrackValues(e,n,r){const i=r,s=[];let o=-1,a=-1,l=-1;return e.forEach(function(c){if(n.x&&(o=n.x.times.indexOf(c)),n.y&&(a=n.y.times.indexOf(c)),n.z&&(l=n.z.times.indexOf(c)),o!==-1){const f=n.x.values[o];s.push(f),i[0]=f}else s.push(i[0]);if(a!==-1){const f=n.y.values[a];s.push(f),i[1]=f}else s.push(i[1]);if(l!==-1){const f=n.z.values[l];s.push(f),i[2]=f}else s.push(i[2])}),s}interpolateRotations(e,n,r,i){const s=[],o=[];s.push(e.times[0]),o.push(gn.degToRad(e.values[0])),o.push(gn.degToRad(n.values[0])),o.push(gn.degToRad(r.values[0]));for(let a=1;a<e.values.length;a++){const l=[e.values[a-1],n.values[a-1],r.values[a-1]];if(isNaN(l[0])||isNaN(l[1])||isNaN(l[2]))continue;const c=l.map(gn.degToRad),f=[e.values[a],n.values[a],r.values[a]];if(isNaN(f[0])||isNaN(f[1])||isNaN(f[2]))continue;const u=f.map(gn.degToRad),d=[f[0]-l[0],f[1]-l[1],f[2]-l[2]],h=[Math.abs(d[0]),Math.abs(d[1]),Math.abs(d[2])];if(h[0]>=180||h[1]>=180||h[2]>=180){const v=Math.max(...h)/180,g=new Qt(...c,i),p=new Qt(...u,i),x=new nn().setFromEuler(g),_=new nn().setFromEuler(p);x.dot(_)&&_.set(-_.x,-_.y,-_.z,-_.w);const w=e.times[a-1],M=e.times[a]-w,T=new nn,b=new Qt;for(let C=0;C<1;C+=1/v)T.copy(x.clone().slerp(_.clone(),C)),s.push(w+C*M),b.setFromQuaternion(T,i),o.push(b.x),o.push(b.y),o.push(b.z)}else s.push(e.times[a]),o.push(gn.degToRad(e.values[a])),o.push(gn.degToRad(n.values[a])),o.push(gn.degToRad(r.values[a]))}return[s,o]}}class RV{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,n){this.currentProp=e,this.currentPropName=n}parse(e){this.currentIndent=0,this.allNodes=new OA,this.nodeStack=[],this.currentProp=[],this.currentPropName="";const n=this,r=e.split(/[\r\n]+/);return r.forEach(function(i,s){const o=i.match(/^[\s\t]*;/),a=i.match(/^[\s\t]*$/);if(o||a)return;const l=i.match("^\\t{"+n.currentIndent+"}(\\w+):(.*){",""),c=i.match("^\\t{"+n.currentIndent+"}(\\w+):[\\s\\t\\r\\n](.*)"),f=i.match("^\\t{"+(n.currentIndent-1)+"}}");l?n.parseNodeBegin(i,l):c?n.parseNodeProperty(i,c,r[++s]):f?n.popStack():i.match(/^[^\s\t}]/)&&n.parseNodePropertyContinued(i)}),this.allNodes}parseNodeBegin(e,n){const r=n[1].trim().replace(/^"/,"").replace(/"$/,""),i=n[2].split(",").map(function(l){return l.trim().replace(/^"/,"").replace(/"$/,"")}),s={name:r},o=this.parseNodeAttr(i),a=this.getCurrentNode();this.currentIndent===0?this.allNodes.add(r,s):r in a?(r==="PoseNode"?a.PoseNode.push(s):a[r].id!==void 0&&(a[r]={},a[r][a[r].id]=a[r]),o.id!==""&&(a[r][o.id]=s)):typeof o.id=="number"?(a[r]={},a[r][o.id]=s):r!=="Properties70"&&(r==="PoseNode"?a[r]=[s]:a[r]=s),typeof o.id=="number"&&(s.id=o.id),o.name!==""&&(s.attrName=o.name),o.type!==""&&(s.attrType=o.type),this.pushStack(s)}parseNodeAttr(e){let n=e[0];e[0]!==""&&(n=parseInt(e[0]),isNaN(n)&&(n=e[0]));let r="",i="";return e.length>1&&(r=e[1].replace(/^(\w+)::/,""),i=e[2]),{id:n,name:r,type:i}}parseNodeProperty(e,n,r){let i=n[1].replace(/^"/,"").replace(/"$/,"").trim(),s=n[2].replace(/^"/,"").replace(/"$/,"").trim();i==="Content"&&s===","&&(s=r.replace(/"/g,"").replace(/,$/,"").trim());const o=this.getCurrentNode();if(o.name==="Properties70"){this.parseNodeSpecialProperty(e,i,s);return}if(i==="C"){const l=s.split(",").slice(1),c=parseInt(l[0]),f=parseInt(l[1]);let u=s.split(",").slice(3);u=u.map(function(d){return d.trim().replace(/^"/,"")}),i="connections",s=[c,f],kV(s,u),o[i]===void 0&&(o[i]=[])}i==="Node"&&(o.id=s),i in o&&Array.isArray(o[i])?o[i].push(s):i!=="a"?o[i]=s:o.a=s,this.setCurrentProp(o,i),i==="a"&&s.slice(-1)!==","&&(o.a=Em(s))}parseNodePropertyContinued(e){const n=this.getCurrentNode();n.a+=e,e.slice(-1)!==","&&(n.a=Em(n.a))}parseNodeSpecialProperty(e,n,r){const i=r.split('",').map(function(f){return f.trim().replace(/^\"/,"").replace(/\s/,"_")}),s=i[0],o=i[1],a=i[2],l=i[3];let c=i[4];switch(o){case"int":case"enum":case"bool":case"ULongLong":case"double":case"Number":case"FieldOfView":c=parseFloat(c);break;case"Color":case"ColorRGB":case"Vector3D":case"Lcl_Translation":case"Lcl_Rotation":case"Lcl_Scaling":c=Em(c);break}this.getPrevNode()[s]={type:o,type2:a,flag:l,value:c},this.setCurrentProp(this.getPrevNode(),s)}}class PV{parse(e){const n=new rM(e);n.skip(23);const r=n.getUint32();if(r<6400)throw new Error("THREE.FBXLoader: FBX version not supported, FileVersion: "+r);const i=new OA;for(;!this.endOfContent(n);){const s=this.parseNode(n,r);s!==null&&i.add(s.name,s)}return i}endOfContent(e){return e.size()%16===0?(e.getOffset()+160+16&-16)>=e.size():e.getOffset()+160+16>=e.size()}parseNode(e,n){const r={},i=n>=7500?e.getUint64():e.getUint32(),s=n>=7500?e.getUint64():e.getUint32();n>=7500?e.getUint64():e.getUint32();const o=e.getUint8(),a=e.getString(o);if(i===0)return null;const l=[];for(let d=0;d<s;d++)l.push(this.parseProperty(e));const c=l.length>0?l[0]:"",f=l.length>1?l[1]:"",u=l.length>2?l[2]:"";for(r.singleProperty=s===1&&e.getOffset()===i;i>e.getOffset();){const d=this.parseNode(e,n);d!==null&&this.parseSubNode(a,r,d)}return r.propertyList=l,typeof c=="number"&&(r.id=c),f!==""&&(r.attrName=f),u!==""&&(r.attrType=u),a!==""&&(r.name=a),r}parseSubNode(e,n,r){if(r.singleProperty===!0){const i=r.propertyList[0];Array.isArray(i)?(n[r.name]=r,r.a=i):n[r.name]=i}else if(e==="Connections"&&r.name==="C"){const i=[];r.propertyList.forEach(function(s,o){o!==0&&i.push(s)}),n.connections===void 0&&(n.connections=[]),n.connections.push(i)}else if(r.name==="Properties70")Object.keys(r).forEach(function(s){n[s]=r[s]});else if(e==="Properties70"&&r.name==="P"){let i=r.propertyList[0],s=r.propertyList[1];const o=r.propertyList[2],a=r.propertyList[3];let l;i.indexOf("Lcl ")===0&&(i=i.replace("Lcl ","Lcl_")),s.indexOf("Lcl ")===0&&(s=s.replace("Lcl ","Lcl_")),s==="Color"||s==="ColorRGB"||s==="Vector"||s==="Vector3D"||s.indexOf("Lcl_")===0?l=[r.propertyList[4],r.propertyList[5],r.propertyList[6]]:l=r.propertyList[4],n[i]={type:s,type2:o,flag:a,value:l}}else n[r.name]===void 0?typeof r.id=="number"?(n[r.name]={},n[r.name][r.id]=r):n[r.name]=r:r.name==="PoseNode"?(Array.isArray(n[r.name])||(n[r.name]=[n[r.name]]),n[r.name].push(r)):n[r.name][r.id]===void 0&&(n[r.name][r.id]=r)}parseProperty(e){const n=e.getString(1);let r;switch(n){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 r=e.getUint32(),e.getArrayBuffer(r);case"S":return r=e.getUint32(),e.getString(r);case"Y":return e.getInt16();case"b":case"c":case"d":case"f":case"i":case"l":const i=e.getUint32(),s=e.getUint32(),o=e.getUint32();if(s===0)switch(n){case"b":case"c":return e.getBooleanArray(i);case"d":return e.getFloat64Array(i);case"f":return e.getFloat32Array(i);case"i":return e.getInt32Array(i);case"l":return e.getInt64Array(i)}const a=pV(new Uint8Array(e.getArrayBuffer(o))),l=new rM(a.buffer);switch(n){case"b":case"c":return l.getBooleanArray(i);case"d":return l.getFloat64Array(i);case"f":return l.getFloat32Array(i);case"i":return l.getInt32Array(i);case"l":return l.getInt64Array(i)}break;default:throw new Error("THREE.FBXLoader: Unknown property type "+n)}}}class rM{constructor(e,n){this.dv=new DataView(e),this.offset=0,this.littleEndian=n!==void 0?n:!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 n=[];for(let r=0;r<e;r++)n.push(this.getBoolean());return n}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 n=[];for(let r=0;r<e;r++)n.push(this.getInt32());return n}getUint32(){const e=this.dv.getUint32(this.offset,this.littleEndian);return this.offset+=4,e}getInt64(){let e,n;return this.littleEndian?(e=this.getUint32(),n=this.getUint32()):(n=this.getUint32(),e=this.getUint32()),n&2147483648?(n=~n&4294967295,e=~e&4294967295,e===4294967295&&(n=n+1&4294967295),e=e+1&4294967295,-(n*4294967296+e)):n*4294967296+e}getInt64Array(e){const n=[];for(let r=0;r<e;r++)n.push(this.getInt64());return n}getUint64(){let e,n;return this.littleEndian?(e=this.getUint32(),n=this.getUint32()):(n=this.getUint32(),e=this.getUint32()),n*4294967296+e}getFloat32(){const e=this.dv.getFloat32(this.offset,this.littleEndian);return this.offset+=4,e}getFloat32Array(e){const n=[];for(let r=0;r<e;r++)n.push(this.getFloat32());return n}getFloat64(){const e=this.dv.getFloat64(this.offset,this.littleEndian);return this.offset+=8,e}getFloat64Array(e){const n=[];for(let r=0;r<e;r++)n.push(this.getFloat64());return n}getArrayBuffer(e){const n=this.dv.buffer.slice(this.offset,this.offset+e);return this.offset+=e,n}getString(e){const n=this.offset;let r=new Uint8Array(this.dv.buffer,n,e);this.skip(e);const i=r.indexOf(0);return i>=0&&(r=new Uint8Array(this.dv.buffer,n,i)),this._textDecoder.decode(r)}}class OA{add(e,n){this[e]=n}}function NV(t){const e="Kaydara FBX Binary  \0";return t.byteLength>=e.length&&e===UA(t,0,e.length)}function DV(t){const e=["K","a","y","d","a","r","a","\\","F","B","X","\\","B","i","n","a","r","y","\\","\\"];let n=0;function r(i){const s=t[i-1];return t=t.slice(n+i),n++,s}for(let i=0;i<e.length;++i)if(r(1)===e[i])return!1;return!0}function iM(t){const e=/FBXVersion: (\d+)/,n=t.match(e);if(n)return parseInt(n[1]);throw new Error("THREE.FBXLoader: Cannot find the version number for the file given.")}function LV(t){return t/46186158e3}const IV=[];function Od(t,e,n,r){let i;switch(r.mappingType){case"ByPolygonVertex":i=t;break;case"ByPolygon":i=e;break;case"ByVertice":i=n;break;case"AllSame":i=r.indices[0];break;default:console.warn("THREE.FBXLoader: unknown attribute mapping type "+r.mappingType)}r.referenceType==="IndexToDirect"&&(i=r.indices[i]);const s=i*r.dataSize,o=s+r.dataSize;return OV(IV,r.buffer,s,o)}const bm=new Qt,_a=new k;function FA(t){const e=new Ce,n=new Ce,r=new Ce,i=new Ce,s=new Ce,o=new Ce,a=new Ce,l=new Ce,c=new Ce,f=new Ce,u=new Ce,d=new Ce,h=t.inheritType?t.inheritType:0;t.translation&&e.setPosition(_a.fromArray(t.translation));const m=pu(0);if(t.preRotation){const N=t.preRotation.map(gn.degToRad);N.push(m),n.makeRotationFromEuler(bm.fromArray(N))}if(t.rotation){const N=t.rotation.map(gn.degToRad);N.push(t.eulerOrder||m),r.makeRotationFromEuler(bm.fromArray(N))}if(t.postRotation){const N=t.postRotation.map(gn.degToRad);N.push(m),i.makeRotationFromEuler(bm.fromArray(N)),i.invert()}t.scale&&s.scale(_a.fromArray(t.scale)),t.scalingOffset&&a.setPosition(_a.fromArray(t.scalingOffset)),t.scalingPivot&&o.setPosition(_a.fromArray(t.scalingPivot)),t.rotationOffset&&l.setPosition(_a.fromArray(t.rotationOffset)),t.rotationPivot&&c.setPosition(_a.fromArray(t.rotationPivot)),t.parentMatrixWorld&&(u.copy(t.parentMatrix),f.copy(t.parentMatrixWorld));const v=n.clone().multiply(r).multiply(i),g=new Ce;g.extractRotation(f);const p=new Ce;p.copyPosition(f);const x=p.clone().invert().multiply(f),_=g.clone().invert().multiply(x),w=s,M=new Ce;if(h===0)M.copy(g).multiply(v).multiply(_).multiply(w);else if(h===1)M.copy(g).multiply(_).multiply(v).multiply(w);else{const F=new Ce().scale(new k().setFromMatrixScale(u)).clone().invert(),I=_.clone().multiply(F);M.copy(g).multiply(v).multiply(I).multiply(w)}const T=c.clone().invert(),b=o.clone().invert();let C=e.clone().multiply(l).multiply(c).multiply(n).multiply(r).multiply(i).multiply(T).multiply(a).multiply(o).multiply(s).multiply(b);const A=new Ce().copyPosition(C),E=f.clone().multiply(A);return d.copyPosition(E),C=d.clone().multiply(M),C.premultiply(f.invert()),C}function pu(t){t=t||0;const e=["ZYX","YZX","XZY","ZXY","YXZ","XYZ"];return t===6?(console.warn("THREE.FBXLoader: unsupported Euler Order: Spherical XYZ. Animations and rotations may be incorrect."),e[0]):e[t]}function Em(t){return t.split(",").map(function(n){return parseFloat(n)})}function UA(t,e,n){return e===void 0&&(e=0),n===void 0&&(n=t.byteLength),new TextDecoder().decode(new Uint8Array(t,e,n))}function kV(t,e){for(let n=0,r=t.length,i=e.length;n<i;n++,r++)t[r]=e[n]}function OV(t,e,n,r){for(let i=n,s=0;i<r;i++,s++)t[s]=e[i];return t}const FV=t=>{const e=S.useRef(null),[n,r]=S.useState([]),[i,s]=S.useState(null),[o,a]=S.useState(!1),[l,c]=S.useState(null),f=S.useRef(null),u=S.useCallback(g=>{try{g.traverse(p=>{p instanceof je&&(p.geometry&&p.geometry.dispose(),p.material&&(Array.isArray(p.material)?p.material.forEach(x=>{x.map&&x.map.dispose(),x.normalMap&&x.normalMap.dispose(),x.bumpMap&&x.bumpMap.dispose(),x.dispose()}):(p.material.map&&p.material.map.dispose(),p.material.normalMap&&p.material.normalMap.dispose(),p.material.bumpMap&&p.material.bumpMap.dispose(),p.material.dispose())))})}catch(p){console.error("Error disposing object:",p)}},[]),d=S.useCallback(async g=>{try{const p=[],x=[];if(g.traverse(T=>{if(T instanceof je&&T.geometry){const b=T.geometry.clone();b.applyMatrix4(T.matrixWorld),p.push(b),Array.isArray(T.material)?x.push(...T.material):x.push(T.material)}}),p.length===0)return console.warn("No geometries found to merge"),g;let _;try{const{mergeGeometries:T}=await eV(async()=>{const{mergeGeometries:C}=await Promise.resolve().then(()=>BV);return{mergeGeometries:C}},void 0),b=T(p);if(b)_=b;else throw new Error("BufferGeometryUtils merge failed")}catch(T){console.warn("BufferGeometryUtils not available or failed, using basic merge:",T),_=new Wt;const b=[],C=[],A=[];p.forEach(E=>{const N=E.getAttribute("position"),F=E.getAttribute("normal"),I=E.getAttribute("uv");N&&b.push(...Array.from(N.array)),F&&C.push(...Array.from(F.array)),I&&A.push(...Array.from(I.array))}),b.length>0&&_.setAttribute("position",new At(b,3)),C.length>0&&_.setAttribute("normal",new At(C,3)),A.length>0&&_.setAttribute("uv",new At(A,2))}_.getAttribute("normal")||_.computeVertexNormals();let w=x.find(T=>!(T instanceof Xi))||x[0];w?w instanceof Xi&&(w=new el({color:w.color,map:w.map})):w=new el({color:8947848});const M=new je(_,w);return M.name=g.name||"Merged Object",M.castShadow=!0,M.receiveShadow=!0,p.forEach(T=>{try{T.dispose()}catch(b){console.warn("Error disposing geometry:",b)}}),M}catch(p){return console.error("Error in mergeGeometries:",p),g}},[]),h=S.useCallback(async g=>{if(console.log("Starting FBX load process:",g.name),!t){console.error("Scene not available for FBX loading"),c("3D scene not ready. Please try again.");return}f.current&&f.current.abort();const p=new AbortController;f.current=p,a(!0),c(null);try{if(!g.name.toLowerCase().endsWith(".fbx"))throw new Error("Invalid file format. Please select an FBX file.");if(g.size>50*1024*1024)throw new Error("File too large. Please select a file smaller than 50MB.");e.current||(e.current=new EV,console.log("FBX loader initialized")),console.log("Reading file as array buffer...");const x=await g.arrayBuffer();if(p.signal.aborted){console.log("FBX loading aborted");return}console.log("Parsing FBX data...");const _=e.current.parse(x,"");if(p.signal.aborted){console.log("FBX loading aborted after parsing"),u(_);return}console.log("FBX parsed successfully:",_),_.rotateX(-Math.PI/2),_.updateMatrixWorld(!0),console.log("Merging geometries...");const w=await d(_);if(p.signal.aborted){console.log("FBX loading aborted after merging"),u(w);return}const M=new Gt().setFromObject(w),T=M.getCenter(new k),b=M.getSize(new k);w.position.sub(T);const C=Math.max(b.x,b.y,b.z),A=C>4?4/C:1;w.scale.setScalar(A),w.traverse(F=>{F instanceof je&&(F.castShadow=!0,F.receiveShadow=!0)});const E=new qt;E.add(w),E.name=g.name.replace(".fbx","");const N={id:Date.now().toString(),name:g.name.replace(".fbx",""),object:E,boundingBox:new Gt().setFromObject(E),size:g.size};i&&(console.log("Removing previous model from scene"),t.remove(i.object),u(i.object)),console.log("Adding merged model to scene"),t.add(E),r(F=>[...F,N]),s(N),_!==w&&u(_)}catch(x){if(!p.signal.aborted){console.error("Failed to load FBX model:",x);const _=x instanceof Error?x.message:"Failed to load model. Please check the file format.";c(_)}}finally{p.signal.aborted||a(!1),f.current=null}},[t,i,d,u]),m=S.useCallback(g=>{if(!t)return;const p=n.find(x=>x.id===g);p&&(i&&t.remove(i.object),t.add(p.object),s(p))},[t,n,i]),v=S.useCallback(g=>{if(!t)return;const p=n.find(x=>x.id===g);p&&((i==null?void 0:i.id)===g&&(t.remove(p.object),s(null)),u(p.object),r(x=>x.filter(_=>_.id!==g)))},[t,n,i,u]);return S.useEffect(()=>()=>{f.current&&f.current.abort(),n.forEach(g=>{try{u(g.object)}catch(p){console.warn("Error disposing model on cleanup:",p)}})},[n,u]),{loadedModels:n,currentModel:i,isLoading:o,error:l,loadFBXModel:h,switchToModel:m,removeModel:v}};function UV(t,e=!1){const n=t[0].index!==null,r=new Set(Object.keys(t[0].attributes)),i=new Set(Object.keys(t[0].morphAttributes)),s={},o={},a=t[0].morphTargetsRelative,l=new Wt;let c=0;for(let f=0;f<t.length;++f){const u=t[f];let d=0;if(n!==(u.index!==null))return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed with geometry at index "+f+". All geometries must have compatible attributes; make sure index attribute exists among all geometries, or in none of them."),null;for(const h in u.attributes){if(!r.has(h))return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed with geometry at index "+f+'. All geometries must have compatible attributes; make sure "'+h+'" attribute exists among all geometries, or in none of them.'),null;s[h]===void 0&&(s[h]=[]),s[h].push(u.attributes[h]),d++}if(d!==r.size)return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed with geometry at index "+f+". Make sure all geometries have the same number of attributes."),null;if(a!==u.morphTargetsRelative)return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed with geometry at index "+f+". .morphTargetsRelative must be consistent throughout all geometries."),null;for(const h in u.morphAttributes){if(!i.has(h))return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed with geometry at index "+f+".  .morphAttributes must be consistent throughout all geometries."),null;o[h]===void 0&&(o[h]=[]),o[h].push(u.morphAttributes[h])}if(e){let h;if(n)h=u.index.count;else if(u.attributes.position!==void 0)h=u.attributes.position.count;else return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed with geometry at index "+f+". The geometry must have either an index or a position attribute"),null;l.addGroup(c,h,f),c+=h}}if(n){let f=0;const u=[];for(let d=0;d<t.length;++d){const h=t[d].index;for(let m=0;m<h.count;++m)u.push(h.getX(m)+f);f+=t[d].attributes.position.count}l.setIndex(u)}for(const f in s){const u=Xv(s[f]);if(!u)return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed while trying to merge the "+f+" attribute."),null;l.setAttribute(f,u)}for(const f in o){const u=o[f][0].length;if(u===0)break;l.morphAttributes=l.morphAttributes||{},l.morphAttributes[f]=[];for(let d=0;d<u;++d){const h=[];for(let v=0;v<o[f].length;++v)h.push(o[f][v][d]);const m=Xv(h);if(!m)return console.error("THREE.BufferGeometryUtils: .mergeGeometries() failed while trying to merge the "+f+" morphAttribute."),null;l.morphAttributes[f].push(m)}}return l}function Xv(t){let e,n,r,i=-1,s=0;for(let c=0;c<t.length;++c){const f=t[c];if(e===void 0&&(e=f.array.constructor),e!==f.array.constructor)return console.error("THREE.BufferGeometryUtils: .mergeAttributes() failed. BufferAttribute.array must be of consistent array types across matching attributes."),null;if(n===void 0&&(n=f.itemSize),n!==f.itemSize)return console.error("THREE.BufferGeometryUtils: .mergeAttributes() failed. BufferAttribute.itemSize must be consistent across matching attributes."),null;if(r===void 0&&(r=f.normalized),r!==f.normalized)return console.error("THREE.BufferGeometryUtils: .mergeAttributes() failed. BufferAttribute.normalized must be consistent across matching attributes."),null;if(i===-1&&(i=f.gpuType),i!==f.gpuType)return console.error("THREE.BufferGeometryUtils: .mergeAttributes() failed. BufferAttribute.gpuType must be consistent across matching attributes."),null;s+=f.count*n}const o=new e(s),a=new hn(o,n,r);let l=0;for(let c=0;c<t.length;++c){const f=t[c];if(f.isInterleavedBufferAttribute){const u=l/n;for(let d=0,h=f.count;d<h;d++)for(let m=0;m<n;m++){const v=f.getComponent(d,m);a.setComponent(d+u,m,v)}}else o.set(f.array,l);l+=f.count*n}return i!==void 0&&(a.gpuType=i),a}function $v(t,e){if(e===BO)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),t;if(e===Ov||e===eA){let n=t.getIndex();if(n===null){const o=[],a=t.getAttribute("position");if(a!==void 0){for(let l=0;l<a.count;l++)o.push(l);t.setIndex(o),n=t.getIndex()}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),t}const r=n.count-2,i=[];if(e===Ov)for(let o=1;o<=r;o++)i.push(n.getX(0)),i.push(n.getX(o)),i.push(n.getX(o+1));else for(let o=0;o<r;o++)o%2===0?(i.push(n.getX(o)),i.push(n.getX(o+1)),i.push(n.getX(o+2))):(i.push(n.getX(o+2)),i.push(n.getX(o+1)),i.push(n.getX(o)));i.length/3!==r&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const s=t.clone();return s.setIndex(i),s.clearGroups(),s}else return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",e),t}const BV=Object.freeze(Object.defineProperty({__proto__:null,mergeAttributes:Xv,mergeGeometries:UV,toTrianglesDrawMode:$v},Symbol.toStringTag,{value:"Module"}));class zV extends Si{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register(function(n){return new WV(n)}),this.register(function(n){return new XV(n)}),this.register(function(n){return new t5(n)}),this.register(function(n){return new n5(n)}),this.register(function(n){return new r5(n)}),this.register(function(n){return new YV(n)}),this.register(function(n){return new KV(n)}),this.register(function(n){return new qV(n)}),this.register(function(n){return new ZV(n)}),this.register(function(n){return new GV(n)}),this.register(function(n){return new QV(n)}),this.register(function(n){return new $V(n)}),this.register(function(n){return new e5(n)}),this.register(function(n){return new JV(n)}),this.register(function(n){return new jV(n)}),this.register(function(n){return new i5(n)}),this.register(function(n){return new s5(n)})}load(e,n,r,i){const s=this;let o;if(this.resourcePath!=="")o=this.resourcePath;else if(this.path!==""){const c=tl.extractUrlBase(e);o=tl.resolveURL(c,this.path)}else o=tl.extractUrlBase(e);this.manager.itemStart(e);const a=function(c){i?i(c):console.error(c),s.manager.itemError(e),s.manager.itemEnd(e)},l=new hu(this.manager);l.setPath(this.path),l.setResponseType("arraybuffer"),l.setRequestHeader(this.requestHeader),l.setWithCredentials(this.withCredentials),l.load(e,function(c){try{s.parse(c,o,function(f){n(f),s.manager.itemEnd(e)},a)}catch(f){a(f)}},r,a)}setDRACOLoader(e){return this.dracoLoader=e,this}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return this.pluginCallbacks.indexOf(e)===-1&&this.pluginCallbacks.push(e),this}unregister(e){return this.pluginCallbacks.indexOf(e)!==-1&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,n,r,i){let s;const o={},a={},l=new TextDecoder;if(typeof e=="string")s=JSON.parse(e);else if(e instanceof ArrayBuffer)if(l.decode(new Uint8Array(e,0,4))===BA){try{o[at.KHR_BINARY_GLTF]=new o5(e)}catch(u){i&&i(u);return}s=JSON.parse(o[at.KHR_BINARY_GLTF].content)}else s=JSON.parse(l.decode(e));else s=e;if(s.asset===void 0||s.asset.version[0]<2){i&&i(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported."));return}const c=new x5(s,{path:n||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});c.fileLoader.setRequestHeader(this.requestHeader);for(let f=0;f<this.pluginCallbacks.length;f++){const u=this.pluginCallbacks[f](c);u.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),a[u.name]=u,o[u.name]=!0}if(s.extensionsUsed)for(let f=0;f<s.extensionsUsed.length;++f){const u=s.extensionsUsed[f],d=s.extensionsRequired||[];switch(u){case at.KHR_MATERIALS_UNLIT:o[u]=new VV;break;case at.KHR_DRACO_MESH_COMPRESSION:o[u]=new a5(s,this.dracoLoader);break;case at.KHR_TEXTURE_TRANSFORM:o[u]=new l5;break;case at.KHR_MESH_QUANTIZATION:o[u]=new c5;break;default:d.indexOf(u)>=0&&a[u]===void 0&&console.warn('THREE.GLTFLoader: Unknown extension "'+u+'".')}}c.setExtensions(o),c.setPlugins(a),c.parse(r,i)}parseAsync(e,n){const r=this;return new Promise(function(i,s){r.parse(e,n,i,s)})}}function HV(){let t={};return{get:function(e){return t[e]},add:function(e,n){t[e]=n},remove:function(e){delete t[e]},removeAll:function(){t={}}}}const at={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 jV{constructor(e){this.parser=e,this.name=at.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,n=this.parser.json.nodes||[];for(let r=0,i=n.length;r<i;r++){const s=n[r];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 n=this.parser,r="light:"+e;let i=n.cache.get(r);if(i)return i;const s=n.json,l=((s.extensions&&s.extensions[this.name]||{}).lights||[])[e];let c;const f=new Pe(16777215);l.color!==void 0&&f.setRGB(l.color[0],l.color[1],l.color[2],Ln);const u=l.range!==void 0?l.range:0;switch(l.type){case"directional":c=new sx(f),c.target.position.set(0,0,-1),c.add(c.target);break;case"point":c=new Vv(f),c.distance=u;break;case"spot":c=new TA(f),c.distance=u,l.spot=l.spot||{},l.spot.innerConeAngle=l.spot.innerConeAngle!==void 0?l.spot.innerConeAngle:0,l.spot.outerConeAngle=l.spot.outerConeAngle!==void 0?l.spot.outerConeAngle:Math.PI/4,c.angle=l.spot.outerConeAngle,c.penumbra=1-l.spot.innerConeAngle/l.spot.outerConeAngle,c.target.position.set(0,0,-1),c.add(c.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+l.type)}return c.position.set(0,0,0),c.decay=2,Bi(c,l),l.intensity!==void 0&&(c.intensity=l.intensity),c.name=n.createUniqueName(l.name||"light_"+e),i=Promise.resolve(c),n.cache.add(r,i),i}getDependency(e,n){if(e==="light")return this._loadLight(n)}createNodeAttachment(e){const n=this,r=this.parser,s=r.json.nodes[e],a=(s.extensions&&s.extensions[this.name]||{}).light;return a===void 0?null:this._loadLight(a).then(function(l){return r._getNodeRef(n.cache,a,l)})}}class VV{constructor(){this.name=at.KHR_MATERIALS_UNLIT}getMaterialType(){return Xi}extendParams(e,n,r){const i=[];e.color=new Pe(1,1,1),e.opacity=1;const s=n.pbrMetallicRoughness;if(s){if(Array.isArray(s.baseColorFactor)){const o=s.baseColorFactor;e.color.setRGB(o[0],o[1],o[2],Ln),e.opacity=o[3]}s.baseColorTexture!==void 0&&i.push(r.assignTexture(e,"map",s.baseColorTexture,ft))}return Promise.all(i)}}class GV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,n){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name].emissiveStrength;return s!==void 0&&(n.emissiveIntensity=s),Promise.resolve()}}class WV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];if(o.clearcoatFactor!==void 0&&(n.clearcoat=o.clearcoatFactor),o.clearcoatTexture!==void 0&&s.push(r.assignTexture(n,"clearcoatMap",o.clearcoatTexture)),o.clearcoatRoughnessFactor!==void 0&&(n.clearcoatRoughness=o.clearcoatRoughnessFactor),o.clearcoatRoughnessTexture!==void 0&&s.push(r.assignTexture(n,"clearcoatRoughnessMap",o.clearcoatRoughnessTexture)),o.clearcoatNormalTexture!==void 0&&(s.push(r.assignTexture(n,"clearcoatNormalMap",o.clearcoatNormalTexture)),o.clearcoatNormalTexture.scale!==void 0)){const a=o.clearcoatNormalTexture.scale;n.clearcoatNormalScale=new ze(a,a)}return Promise.all(s)}}class XV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_DISPERSION}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name];return n.dispersion=s.dispersion!==void 0?s.dispersion:0,Promise.resolve()}}class $V{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];return o.iridescenceFactor!==void 0&&(n.iridescence=o.iridescenceFactor),o.iridescenceTexture!==void 0&&s.push(r.assignTexture(n,"iridescenceMap",o.iridescenceTexture)),o.iridescenceIor!==void 0&&(n.iridescenceIOR=o.iridescenceIor),n.iridescenceThicknessRange===void 0&&(n.iridescenceThicknessRange=[100,400]),o.iridescenceThicknessMinimum!==void 0&&(n.iridescenceThicknessRange[0]=o.iridescenceThicknessMinimum),o.iridescenceThicknessMaximum!==void 0&&(n.iridescenceThicknessRange[1]=o.iridescenceThicknessMaximum),o.iridescenceThicknessTexture!==void 0&&s.push(r.assignTexture(n,"iridescenceThicknessMap",o.iridescenceThicknessTexture)),Promise.all(s)}}class YV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_SHEEN}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[];n.sheenColor=new Pe(0,0,0),n.sheenRoughness=0,n.sheen=1;const o=i.extensions[this.name];if(o.sheenColorFactor!==void 0){const a=o.sheenColorFactor;n.sheenColor.setRGB(a[0],a[1],a[2],Ln)}return o.sheenRoughnessFactor!==void 0&&(n.sheenRoughness=o.sheenRoughnessFactor),o.sheenColorTexture!==void 0&&s.push(r.assignTexture(n,"sheenColorMap",o.sheenColorTexture,ft)),o.sheenRoughnessTexture!==void 0&&s.push(r.assignTexture(n,"sheenRoughnessMap",o.sheenRoughnessTexture)),Promise.all(s)}}class KV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];return o.transmissionFactor!==void 0&&(n.transmission=o.transmissionFactor),o.transmissionTexture!==void 0&&s.push(r.assignTexture(n,"transmissionMap",o.transmissionTexture)),Promise.all(s)}}class qV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_VOLUME}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];n.thickness=o.thicknessFactor!==void 0?o.thicknessFactor:0,o.thicknessTexture!==void 0&&s.push(r.assignTexture(n,"thicknessMap",o.thicknessTexture)),n.attenuationDistance=o.attenuationDistance||1/0;const a=o.attenuationColor||[1,1,1];return n.attenuationColor=new Pe().setRGB(a[0],a[1],a[2],Ln),Promise.all(s)}}class ZV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_IOR}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const i=this.parser.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=i.extensions[this.name];return n.ior=s.ior!==void 0?s.ior:1.5,Promise.resolve()}}class QV{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_SPECULAR}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];n.specularIntensity=o.specularFactor!==void 0?o.specularFactor:1,o.specularTexture!==void 0&&s.push(r.assignTexture(n,"specularIntensityMap",o.specularTexture));const a=o.specularColorFactor||[1,1,1];return n.specularColor=new Pe().setRGB(a[0],a[1],a[2],Ln),o.specularColorTexture!==void 0&&s.push(r.assignTexture(n,"specularColorMap",o.specularColorTexture,ft)),Promise.all(s)}}class JV{constructor(e){this.parser=e,this.name=at.EXT_MATERIALS_BUMP}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];return n.bumpScale=o.bumpFactor!==void 0?o.bumpFactor:1,o.bumpTexture!==void 0&&s.push(r.assignTexture(n,"bumpMap",o.bumpTexture)),Promise.all(s)}}class e5{constructor(e){this.parser=e,this.name=at.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const r=this.parser.json.materials[e];return!r.extensions||!r.extensions[this.name]?null:si}extendMaterialParams(e,n){const r=this.parser,i=r.json.materials[e];if(!i.extensions||!i.extensions[this.name])return Promise.resolve();const s=[],o=i.extensions[this.name];return o.anisotropyStrength!==void 0&&(n.anisotropy=o.anisotropyStrength),o.anisotropyRotation!==void 0&&(n.anisotropyRotation=o.anisotropyRotation),o.anisotropyTexture!==void 0&&s.push(r.assignTexture(n,"anisotropyMap",o.anisotropyTexture)),Promise.all(s)}}class t5{constructor(e){this.parser=e,this.name=at.KHR_TEXTURE_BASISU}loadTexture(e){const n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[this.name])return null;const s=i.extensions[this.name],o=n.options.ktx2Loader;if(!o){if(r.extensionsRequired&&r.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return n.loadTextureImage(e,s.source,o)}}class n5{constructor(e){this.parser=e,this.name=at.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const n=this.name,r=this.parser,i=r.json,s=i.textures[e];if(!s.extensions||!s.extensions[n])return null;const o=s.extensions[n],a=i.images[o.source];let l=r.textureLoader;if(a.uri){const c=r.options.manager.getHandler(a.uri);c!==null&&(l=c)}return this.detectSupport().then(function(c){if(c)return r.loadTextureImage(e,o.source,l);if(i.extensionsRequired&&i.extensionsRequired.indexOf(n)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return r.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const n=new Image;n.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",n.onload=n.onerror=function(){e(n.height===1)}})),this.isSupported}}class r5{constructor(e){this.parser=e,this.name=at.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const n=this.name,r=this.parser,i=r.json,s=i.textures[e];if(!s.extensions||!s.extensions[n])return null;const o=s.extensions[n],a=i.images[o.source];let l=r.textureLoader;if(a.uri){const c=r.options.manager.getHandler(a.uri);c!==null&&(l=c)}return this.detectSupport().then(function(c){if(c)return r.loadTextureImage(e,o.source,l);if(i.extensionsRequired&&i.extensionsRequired.indexOf(n)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return r.loadTexture(e)})}detectSupport(){return this.isSupported||(this.isSupported=new Promise(function(e){const n=new Image;n.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",n.onload=n.onerror=function(){e(n.height===1)}})),this.isSupported}}class i5{constructor(e){this.name=at.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const n=this.parser.json,r=n.bufferViews[e];if(r.extensions&&r.extensions[this.name]){const i=r.extensions[this.name],s=this.parser.getDependency("buffer",i.buffer),o=this.parser.options.meshoptDecoder;if(!o||!o.supported){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return s.then(function(a){const l=i.byteOffset||0,c=i.byteLength||0,f=i.count,u=i.byteStride,d=new Uint8Array(a,l,c);return o.decodeGltfBufferAsync?o.decodeGltfBufferAsync(f,u,d,i.mode,i.filter).then(function(h){return h.buffer}):o.ready.then(function(){const h=new ArrayBuffer(f*u);return o.decodeGltfBuffer(new Uint8Array(h),f,u,d,i.mode,i.filter),h})})}else return null}}class s5{constructor(e){this.name=at.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const n=this.parser.json,r=n.nodes[e];if(!r.extensions||!r.extensions[this.name]||r.mesh===void 0)return null;const i=n.meshes[r.mesh];for(const c of i.primitives)if(c.mode!==wr.TRIANGLES&&c.mode!==wr.TRIANGLE_STRIP&&c.mode!==wr.TRIANGLE_FAN&&c.mode!==void 0)return null;const o=r.extensions[this.name].attributes,a=[],l={};for(const c in o)a.push(this.parser.getDependency("accessor",o[c]).then(f=>(l[c]=f,l[c])));return a.length<1?null:(a.push(this.parser.createNodeMesh(e)),Promise.all(a).then(c=>{const f=c.pop(),u=f.isGroup?f.children:[f],d=c[0].count,h=[];for(const m of u){const v=new Ce,g=new k,p=new nn,x=new k(1,1,1),_=new PH(m.geometry,m.material,d);for(let w=0;w<d;w++)l.TRANSLATION&&g.fromBufferAttribute(l.TRANSLATION,w),l.ROTATION&&p.fromBufferAttribute(l.ROTATION,w),l.SCALE&&x.fromBufferAttribute(l.SCALE,w),_.setMatrixAt(w,v.compose(g,p,x));for(const w in l)if(w==="_COLOR_0"){const M=l[w];_.instanceColor=new Bv(M.array,M.itemSize,M.normalized)}else w!=="TRANSLATION"&&w!=="ROTATION"&&w!=="SCALE"&&m.geometry.setAttribute(w,l[w]);Et.prototype.copy.call(_,m),this.parser.assignFinalMaterial(_),h.push(_)}return f.isGroup?(f.clear(),f.add(...h),f):h[0]}))}}const BA="glTF",hc=12,sM={JSON:1313821514,BIN:5130562};class o5{constructor(e){this.name=at.KHR_BINARY_GLTF,this.content=null,this.body=null;const n=new DataView(e,0,hc),r=new TextDecoder;if(this.header={magic:r.decode(new Uint8Array(e.slice(0,4))),version:n.getUint32(4,!0),length:n.getUint32(8,!0)},this.header.magic!==BA)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const i=this.header.length-hc,s=new DataView(e,hc);let o=0;for(;o<i;){const a=s.getUint32(o,!0);o+=4;const l=s.getUint32(o,!0);if(o+=4,l===sM.JSON){const c=new Uint8Array(e,hc+o,a);this.content=r.decode(c)}else if(l===sM.BIN){const c=hc+o;this.body=e.slice(c,c+a)}o+=a}if(this.content===null)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class a5{constructor(e,n){if(!n)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=at.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=n,this.dracoLoader.preload()}decodePrimitive(e,n){const r=this.json,i=this.dracoLoader,s=e.extensions[this.name].bufferView,o=e.extensions[this.name].attributes,a={},l={},c={};for(const f in o){const u=Yv[f]||f.toLowerCase();a[u]=o[f]}for(const f in e.attributes){const u=Yv[f]||f.toLowerCase();if(o[f]!==void 0){const d=r.accessors[e.attributes[f]],h=nl[d.componentType];c[u]=h.name,l[u]=d.normalized===!0}}return n.getDependency("bufferView",s).then(function(f){return new Promise(function(u,d){i.decodeDracoFile(f,function(h){for(const m in h.attributes){const v=h.attributes[m],g=l[m];g!==void 0&&(v.normalized=g)}u(h)},a,c,Ln,d)})})}}class l5{constructor(){this.name=at.KHR_TEXTURE_TRANSFORM}extendTexture(e,n){return(n.texCoord===void 0||n.texCoord===e.channel)&&n.offset===void 0&&n.rotation===void 0&&n.scale===void 0||(e=e.clone(),n.texCoord!==void 0&&(e.channel=n.texCoord),n.offset!==void 0&&e.offset.fromArray(n.offset),n.rotation!==void 0&&(e.rotation=n.rotation),n.scale!==void 0&&e.repeat.fromArray(n.scale),e.needsUpdate=!0),e}}class c5{constructor(){this.name=at.KHR_MESH_QUANTIZATION}}class zA extends Au{constructor(e,n,r,i){super(e,n,r,i)}copySampleValue_(e){const n=this.resultBuffer,r=this.sampleValues,i=this.valueSize,s=e*i*3+i;for(let o=0;o!==i;o++)n[o]=r[s+o];return n}interpolate_(e,n,r,i){const s=this.resultBuffer,o=this.sampleValues,a=this.valueSize,l=a*2,c=a*3,f=i-n,u=(r-n)/f,d=u*u,h=d*u,m=e*c,v=m-c,g=-2*h+3*d,p=h-d,x=1-g,_=p-d+u;for(let w=0;w!==a;w++){const M=o[v+w+a],T=o[v+w+l]*f,b=o[m+w+a],C=o[m+w]*f;s[w]=x*M+_*T+g*b+p*C}return s}}const u5=new nn;class d5 extends zA{interpolate_(e,n,r,i){const s=super.interpolate_(e,n,r,i);return u5.fromArray(s).normalize().toArray(s),s}}const wr={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},nl={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},oM={9728:Hn,9729:hr,9984:GT,9985:of,9986:_c,9987:Gi},aM={33071:vi,33648:Zf,10497:Js},Tm={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},Yv={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"},vs={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},f5={CUBICSPLINE:void 0,LINEAR:au,STEP:ou},Am={OPAQUE:"OPAQUE",MASK:"MASK",BLEND:"BLEND"};function h5(t){return t.DefaultMaterial===void 0&&(t.DefaultMaterial=new Pn({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:ns})),t.DefaultMaterial}function yo(t,e,n){for(const r in n.extensions)t[r]===void 0&&(e.userData.gltfExtensions=e.userData.gltfExtensions||{},e.userData.gltfExtensions[r]=n.extensions[r])}function Bi(t,e){e.extras!==void 0&&(typeof e.extras=="object"?Object.assign(t.userData,e.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+e.extras))}function p5(t,e,n){let r=!1,i=!1,s=!1;for(let c=0,f=e.length;c<f;c++){const u=e[c];if(u.POSITION!==void 0&&(r=!0),u.NORMAL!==void 0&&(i=!0),u.COLOR_0!==void 0&&(s=!0),r&&i&&s)break}if(!r&&!i&&!s)return Promise.resolve(t);const o=[],a=[],l=[];for(let c=0,f=e.length;c<f;c++){const u=e[c];if(r){const d=u.POSITION!==void 0?n.getDependency("accessor",u.POSITION):t.attributes.position;o.push(d)}if(i){const d=u.NORMAL!==void 0?n.getDependency("accessor",u.NORMAL):t.attributes.normal;a.push(d)}if(s){const d=u.COLOR_0!==void 0?n.getDependency("accessor",u.COLOR_0):t.attributes.color;l.push(d)}}return Promise.all([Promise.all(o),Promise.all(a),Promise.all(l)]).then(function(c){const f=c[0],u=c[1],d=c[2];return r&&(t.morphAttributes.position=f),i&&(t.morphAttributes.normal=u),s&&(t.morphAttributes.color=d),t.morphTargetsRelative=!0,t})}function m5(t,e){if(t.updateMorphTargets(),e.weights!==void 0)for(let n=0,r=e.weights.length;n<r;n++)t.morphTargetInfluences[n]=e.weights[n];if(e.extras&&Array.isArray(e.extras.targetNames)){const n=e.extras.targetNames;if(t.morphTargetInfluences.length===n.length){t.morphTargetDictionary={};for(let r=0,i=n.length;r<i;r++)t.morphTargetDictionary[n[r]]=r}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function g5(t){let e;const n=t.extensions&&t.extensions[at.KHR_DRACO_MESH_COMPRESSION];if(n?e="draco:"+n.bufferView+":"+n.indices+":"+Cm(n.attributes):e=t.indices+":"+Cm(t.attributes)+":"+t.mode,t.targets!==void 0)for(let r=0,i=t.targets.length;r<i;r++)e+=":"+Cm(t.targets[r]);return e}function Cm(t){let e="";const n=Object.keys(t).sort();for(let r=0,i=n.length;r<i;r++)e+=n[r]+":"+t[n[r]]+";";return e}function Kv(t){switch(t){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 v5(t){return t.search(/\.jpe?g($|\?)/i)>0||t.search(/^data\:image\/jpeg/)===0?"image/jpeg":t.search(/\.webp($|\?)/i)>0||t.search(/^data\:image\/webp/)===0?"image/webp":t.search(/\.ktx2($|\?)/i)>0||t.search(/^data\:image\/ktx2/)===0?"image/ktx2":"image/png"}const y5=new Ce;class x5{constructor(e={},n={}){this.json=e,this.extensions={},this.plugins={},this.options=n,this.cache=new HV,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 r=!1,i=-1,s=!1,o=-1;if(typeof navigator<"u"){const a=navigator.userAgent;r=/^((?!chrome|android).)*safari/i.test(a)===!0;const l=a.match(/Version\/(\d+)/);i=r&&l?parseInt(l[1],10):-1,s=a.indexOf("Firefox")>-1,o=s?a.match(/Firefox\/([0-9]+)\./)[1]:-1}typeof createImageBitmap>"u"||r&&i<17||s&&o<98?this.textureLoader=new EA(this.options.manager):this.textureLoader=new fj(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new hu(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,n){const r=this,i=this.json,s=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll(function(o){return o._markDefs&&o._markDefs()}),Promise.all(this._invokeAll(function(o){return o.beforeRoot&&o.beforeRoot()})).then(function(){return Promise.all([r.getDependencies("scene"),r.getDependencies("animation"),r.getDependencies("camera")])}).then(function(o){const a={scene:o[0][i.scene||0],scenes:o[0],animations:o[1],cameras:o[2],asset:i.asset,parser:r,userData:{}};return yo(s,a,i),Bi(a,i),Promise.all(r._invokeAll(function(l){return l.afterRoot&&l.afterRoot(a)})).then(function(){for(const l of a.scenes)l.updateMatrixWorld();e(a)})}).catch(n)}_markDefs(){const e=this.json.nodes||[],n=this.json.skins||[],r=this.json.meshes||[];for(let i=0,s=n.length;i<s;i++){const o=n[i].joints;for(let a=0,l=o.length;a<l;a++)e[o[a]].isBone=!0}for(let i=0,s=e.length;i<s;i++){const o=e[i];o.mesh!==void 0&&(this._addNodeRef(this.meshCache,o.mesh),o.skin!==void 0&&(r[o.mesh].isSkinnedMesh=!0)),o.camera!==void 0&&this._addNodeRef(this.cameraCache,o.camera)}}_addNodeRef(e,n){n!==void 0&&(e.refs[n]===void 0&&(e.refs[n]=e.uses[n]=0),e.refs[n]++)}_getNodeRef(e,n,r){if(e.refs[n]<=1)return r;const i=r.clone(),s=(o,a)=>{const l=this.associations.get(o);l!=null&&this.associations.set(a,l);for(const[c,f]of o.children.entries())s(f,a.children[c])};return s(r,i),i.name+="_instance_"+e.uses[n]++,i}_invokeOne(e){const n=Object.values(this.plugins);n.push(this);for(let r=0;r<n.length;r++){const i=e(n[r]);if(i)return i}return null}_invokeAll(e){const n=Object.values(this.plugins);n.unshift(this);const r=[];for(let i=0;i<n.length;i++){const s=e(n[i]);s&&r.push(s)}return r}getDependency(e,n){const r=e+":"+n;let i=this.cache.get(r);if(!i){switch(e){case"scene":i=this.loadScene(n);break;case"node":i=this._invokeOne(function(s){return s.loadNode&&s.loadNode(n)});break;case"mesh":i=this._invokeOne(function(s){return s.loadMesh&&s.loadMesh(n)});break;case"accessor":i=this.loadAccessor(n);break;case"bufferView":i=this._invokeOne(function(s){return s.loadBufferView&&s.loadBufferView(n)});break;case"buffer":i=this.loadBuffer(n);break;case"material":i=this._invokeOne(function(s){return s.loadMaterial&&s.loadMaterial(n)});break;case"texture":i=this._invokeOne(function(s){return s.loadTexture&&s.loadTexture(n)});break;case"skin":i=this.loadSkin(n);break;case"animation":i=this._invokeOne(function(s){return s.loadAnimation&&s.loadAnimation(n)});break;case"camera":i=this.loadCamera(n);break;default:if(i=this._invokeOne(function(s){return s!=this&&s.getDependency&&s.getDependency(e,n)}),!i)throw new Error("Unknown type: "+e);break}this.cache.add(r,i)}return i}getDependencies(e){let n=this.cache.get(e);if(!n){const r=this,i=this.json[e+(e==="mesh"?"es":"s")]||[];n=Promise.all(i.map(function(s,o){return r.getDependency(e,o)})),this.cache.add(e,n)}return n}loadBuffer(e){const n=this.json.buffers[e],r=this.fileLoader;if(n.type&&n.type!=="arraybuffer")throw new Error("THREE.GLTFLoader: "+n.type+" buffer type is not supported.");if(n.uri===void 0&&e===0)return Promise.resolve(this.extensions[at.KHR_BINARY_GLTF].body);const i=this.options;return new Promise(function(s,o){r.load(tl.resolveURL(n.uri,i.path),s,void 0,function(){o(new Error('THREE.GLTFLoader: Failed to load buffer "'+n.uri+'".'))})})}loadBufferView(e){const n=this.json.bufferViews[e];return this.getDependency("buffer",n.buffer).then(function(r){const i=n.byteLength||0,s=n.byteOffset||0;return r.slice(s,s+i)})}loadAccessor(e){const n=this,r=this.json,i=this.json.accessors[e];if(i.bufferView===void 0&&i.sparse===void 0){const o=Tm[i.type],a=nl[i.componentType],l=i.normalized===!0,c=new a(i.count*o);return Promise.resolve(new hn(c,o,l))}const s=[];return i.bufferView!==void 0?s.push(this.getDependency("bufferView",i.bufferView)):s.push(null),i.sparse!==void 0&&(s.push(this.getDependency("bufferView",i.sparse.indices.bufferView)),s.push(this.getDependency("bufferView",i.sparse.values.bufferView))),Promise.all(s).then(function(o){const a=o[0],l=Tm[i.type],c=nl[i.componentType],f=c.BYTES_PER_ELEMENT,u=f*l,d=i.byteOffset||0,h=i.bufferView!==void 0?r.bufferViews[i.bufferView].byteStride:void 0,m=i.normalized===!0;let v,g;if(h&&h!==u){const p=Math.floor(d/h),x="InterleavedBuffer:"+i.bufferView+":"+i.componentType+":"+p+":"+i.count;let _=n.cache.get(x);_||(v=new c(a,p*h,i.count*h/f),_=new TH(v,h/f),n.cache.add(x,_)),g=new ex(_,l,d%h/f,m)}else a===null?v=new c(i.count*l):v=new c(a,d,i.count*l),g=new hn(v,l,m);if(i.sparse!==void 0){const p=Tm.SCALAR,x=nl[i.sparse.indices.componentType],_=i.sparse.indices.byteOffset||0,w=i.sparse.values.byteOffset||0,M=new x(o[1],_,i.sparse.count*p),T=new c(o[2],w,i.sparse.count*l);a!==null&&(g=new hn(g.array.slice(),g.itemSize,g.normalized)),g.normalized=!1;for(let b=0,C=M.length;b<C;b++){const A=M[b];if(g.setX(A,T[b*l]),l>=2&&g.setY(A,T[b*l+1]),l>=3&&g.setZ(A,T[b*l+2]),l>=4&&g.setW(A,T[b*l+3]),l>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}g.normalized=m}return g})}loadTexture(e){const n=this.json,r=this.options,s=n.textures[e].source,o=n.images[s];let a=this.textureLoader;if(o.uri){const l=r.manager.getHandler(o.uri);l!==null&&(a=l)}return this.loadTextureImage(e,s,a)}loadTextureImage(e,n,r){const i=this,s=this.json,o=s.textures[e],a=s.images[n],l=(a.uri||a.bufferView)+":"+o.sampler;if(this.textureCache[l])return this.textureCache[l];const c=this.loadImageSource(n,r).then(function(f){f.flipY=!1,f.name=o.name||a.name||"",f.name===""&&typeof a.uri=="string"&&a.uri.startsWith("data:image/")===!1&&(f.name=a.uri);const d=(s.samplers||{})[o.sampler]||{};return f.magFilter=oM[d.magFilter]||hr,f.minFilter=oM[d.minFilter]||Gi,f.wrapS=aM[d.wrapS]||Js,f.wrapT=aM[d.wrapT]||Js,f.generateMipmaps=!f.isCompressedTexture&&f.minFilter!==Hn&&f.minFilter!==hr,i.associations.set(f,{textures:e}),f}).catch(function(){return null});return this.textureCache[l]=c,c}loadImageSource(e,n){const r=this,i=this.json,s=this.options;if(this.sourceCache[e]!==void 0)return this.sourceCache[e].then(u=>u.clone());const o=i.images[e],a=self.URL||self.webkitURL;let l=o.uri||"",c=!1;if(o.bufferView!==void 0)l=r.getDependency("bufferView",o.bufferView).then(function(u){c=!0;const d=new Blob([u],{type:o.mimeType});return l=a.createObjectURL(d),l});else if(o.uri===void 0)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const f=Promise.resolve(l).then(function(u){return new Promise(function(d,h){let m=d;n.isImageBitmapLoader===!0&&(m=function(v){const g=new on(v);g.needsUpdate=!0,d(g)}),n.load(tl.resolveURL(u,s.path),m,void 0,h)})}).then(function(u){return c===!0&&a.revokeObjectURL(l),Bi(u,o),u.userData.mimeType=o.mimeType||v5(o.uri),u}).catch(function(u){throw console.error("THREE.GLTFLoader: Couldn't load texture",l),u});return this.sourceCache[e]=f,f}assignTexture(e,n,r,i){const s=this;return this.getDependency("texture",r.index).then(function(o){if(!o)return null;if(r.texCoord!==void 0&&r.texCoord>0&&(o=o.clone(),o.channel=r.texCoord),s.extensions[at.KHR_TEXTURE_TRANSFORM]){const a=r.extensions!==void 0?r.extensions[at.KHR_TEXTURE_TRANSFORM]:void 0;if(a){const l=s.associations.get(o);o=s.extensions[at.KHR_TEXTURE_TRANSFORM].extendTexture(o,a),s.associations.set(o,l)}}return i!==void 0&&(o.colorSpace=i),e[n]=o,o})}assignFinalMaterial(e){const n=e.geometry;let r=e.material;const i=n.attributes.tangent===void 0,s=n.attributes.color!==void 0,o=n.attributes.normal===void 0;if(e.isPoints){const a="PointsMaterial:"+r.uuid;let l=this.cache.get(a);l||(l=new yA,Nr.prototype.copy.call(l,r),l.color.copy(r.color),l.map=r.map,l.sizeAttenuation=!1,this.cache.add(a,l)),r=l}else if(e.isLine){const a="LineBasicMaterial:"+r.uuid;let l=this.cache.get(a);l||(l=new ii,Nr.prototype.copy.call(l,r),l.color.copy(r.color),l.map=r.map,this.cache.add(a,l)),r=l}if(i||s||o){let a="ClonedMaterial:"+r.uuid+":";i&&(a+="derivative-tangents:"),s&&(a+="vertex-colors:"),o&&(a+="flat-shading:");let l=this.cache.get(a);l||(l=r.clone(),s&&(l.vertexColors=!0),o&&(l.flatShading=!0),i&&(l.normalScale&&(l.normalScale.y*=-1),l.clearcoatNormalScale&&(l.clearcoatNormalScale.y*=-1)),this.cache.add(a,l),this.associations.set(l,this.associations.get(r))),r=l}e.material=r}getMaterialType(){return Pn}loadMaterial(e){const n=this,r=this.json,i=this.extensions,s=r.materials[e];let o;const a={},l=s.extensions||{},c=[];if(l[at.KHR_MATERIALS_UNLIT]){const u=i[at.KHR_MATERIALS_UNLIT];o=u.getMaterialType(),c.push(u.extendParams(a,s,n))}else{const u=s.pbrMetallicRoughness||{};if(a.color=new Pe(1,1,1),a.opacity=1,Array.isArray(u.baseColorFactor)){const d=u.baseColorFactor;a.color.setRGB(d[0],d[1],d[2],Ln),a.opacity=d[3]}u.baseColorTexture!==void 0&&c.push(n.assignTexture(a,"map",u.baseColorTexture,ft)),a.metalness=u.metallicFactor!==void 0?u.metallicFactor:1,a.roughness=u.roughnessFactor!==void 0?u.roughnessFactor:1,u.metallicRoughnessTexture!==void 0&&(c.push(n.assignTexture(a,"metalnessMap",u.metallicRoughnessTexture)),c.push(n.assignTexture(a,"roughnessMap",u.metallicRoughnessTexture))),o=this._invokeOne(function(d){return d.getMaterialType&&d.getMaterialType(e)}),c.push(Promise.all(this._invokeAll(function(d){return d.extendMaterialParams&&d.extendMaterialParams(e,a)})))}s.doubleSided===!0&&(a.side=pi);const f=s.alphaMode||Am.OPAQUE;if(f===Am.BLEND?(a.transparent=!0,a.depthWrite=!1):(a.transparent=!1,f===Am.MASK&&(a.alphaTest=s.alphaCutoff!==void 0?s.alphaCutoff:.5)),s.normalTexture!==void 0&&o!==Xi&&(c.push(n.assignTexture(a,"normalMap",s.normalTexture)),a.normalScale=new ze(1,1),s.normalTexture.scale!==void 0)){const u=s.normalTexture.scale;a.normalScale.set(u,u)}if(s.occlusionTexture!==void 0&&o!==Xi&&(c.push(n.assignTexture(a,"aoMap",s.occlusionTexture)),s.occlusionTexture.strength!==void 0&&(a.aoMapIntensity=s.occlusionTexture.strength)),s.emissiveFactor!==void 0&&o!==Xi){const u=s.emissiveFactor;a.emissive=new Pe().setRGB(u[0],u[1],u[2],Ln)}return s.emissiveTexture!==void 0&&o!==Xi&&c.push(n.assignTexture(a,"emissiveMap",s.emissiveTexture,ft)),Promise.all(c).then(function(){const u=new o(a);return s.name&&(u.name=s.name),Bi(u,s),n.associations.set(u,{materials:e}),s.extensions&&yo(i,u,s),u})}createUniqueName(e){const n=pt.sanitizeNodeName(e||"");return n in this.nodeNamesUsed?n+"_"+ ++this.nodeNamesUsed[n]:(this.nodeNamesUsed[n]=0,n)}loadGeometries(e){const n=this,r=this.extensions,i=this.primitiveCache;function s(a){return r[at.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(a,n).then(function(l){return lM(l,a,n)})}const o=[];for(let a=0,l=e.length;a<l;a++){const c=e[a],f=g5(c),u=i[f];if(u)o.push(u.promise);else{let d;c.extensions&&c.extensions[at.KHR_DRACO_MESH_COMPRESSION]?d=s(c):d=lM(new Wt,c,n),i[f]={primitive:c,promise:d},o.push(d)}}return Promise.all(o)}loadMesh(e){const n=this,r=this.json,i=this.extensions,s=r.meshes[e],o=s.primitives,a=[];for(let l=0,c=o.length;l<c;l++){const f=o[l].material===void 0?h5(this.cache):this.getDependency("material",o[l].material);a.push(f)}return a.push(n.loadGeometries(o)),Promise.all(a).then(function(l){const c=l.slice(0,l.length-1),f=l[l.length-1],u=[];for(let h=0,m=f.length;h<m;h++){const v=f[h],g=o[h];let p;const x=c[h];if(g.mode===wr.TRIANGLES||g.mode===wr.TRIANGLE_STRIP||g.mode===wr.TRIANGLE_FAN||g.mode===void 0)p=s.isSkinnedMesh===!0?new gA(v,x):new je(v,x),p.isSkinnedMesh===!0&&p.normalizeSkinWeights(),g.mode===wr.TRIANGLE_STRIP?p.geometry=$v(p.geometry,eA):g.mode===wr.TRIANGLE_FAN&&(p.geometry=$v(p.geometry,Ov));else if(g.mode===wr.LINES)p=new to(v,x);else if(g.mode===wr.LINE_STRIP)p=new wi(v,x);else if(g.mode===wr.LINE_LOOP)p=new NH(v,x);else if(g.mode===wr.POINTS)p=new DH(v,x);else throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+g.mode);Object.keys(p.geometry.morphAttributes).length>0&&m5(p,s),p.name=n.createUniqueName(s.name||"mesh_"+e),Bi(p,s),g.extensions&&yo(i,p,g),n.assignFinalMaterial(p),u.push(p)}for(let h=0,m=u.length;h<m;h++)n.associations.set(u[h],{meshes:e,primitives:h});if(u.length===1)return s.extensions&&yo(i,u[0],s),u[0];const d=new qt;s.extensions&&yo(i,d,s),n.associations.set(d,{meshes:e});for(let h=0,m=u.length;h<m;h++)d.add(u[h]);return d})}loadCamera(e){let n;const r=this.json.cameras[e],i=r[r.type];if(!i){console.warn("THREE.GLTFLoader: Missing camera parameters.");return}return r.type==="perspective"?n=new dn(gn.radToDeg(i.yfov),i.aspectRatio||1,i.znear||1,i.zfar||2e6):r.type==="orthographic"&&(n=new Hi(-i.xmag,i.xmag,i.ymag,-i.ymag,i.znear,i.zfar)),r.name&&(n.name=this.createUniqueName(r.name)),Bi(n,r),Promise.resolve(n)}loadSkin(e){const n=this.json.skins[e],r=[];for(let i=0,s=n.joints.length;i<s;i++)r.push(this._loadNodeShallow(n.joints[i]));return n.inverseBindMatrices!==void 0?r.push(this.getDependency("accessor",n.inverseBindMatrices)):r.push(null),Promise.all(r).then(function(i){const s=i.pop(),o=i,a=[],l=[];for(let c=0,f=o.length;c<f;c++){const u=o[c];if(u){a.push(u);const d=new Ce;s!==null&&d.fromArray(s.array,c*16),l.push(d)}else console.warn('THREE.GLTFLoader: Joint "%s" could not be found.',n.joints[c])}return new Kh(a,l)})}loadAnimation(e){const n=this.json,r=this,i=n.animations[e],s=i.name?i.name:"animation_"+e,o=[],a=[],l=[],c=[],f=[];for(let u=0,d=i.channels.length;u<d;u++){const h=i.channels[u],m=i.samplers[h.sampler],v=h.target,g=v.node,p=i.parameters!==void 0?i.parameters[m.input]:m.input,x=i.parameters!==void 0?i.parameters[m.output]:m.output;v.node!==void 0&&(o.push(this.getDependency("node",g)),a.push(this.getDependency("accessor",p)),l.push(this.getDependency("accessor",x)),c.push(m),f.push(v))}return Promise.all([Promise.all(o),Promise.all(a),Promise.all(l),Promise.all(c),Promise.all(f)]).then(function(u){const d=u[0],h=u[1],m=u[2],v=u[3],g=u[4],p=[];for(let x=0,_=d.length;x<_;x++){const w=d[x],M=h[x],T=m[x],b=v[x],C=g[x];if(w===void 0)continue;w.updateMatrix&&w.updateMatrix();const A=r._createAnimationTracks(w,M,T,b,C);if(A)for(let E=0;E<A.length;E++)p.push(A[E])}return new bA(s,void 0,p)})}createNodeMesh(e){const n=this.json,r=this,i=n.nodes[e];return i.mesh===void 0?null:r.getDependency("mesh",i.mesh).then(function(s){const o=r._getNodeRef(r.meshCache,i.mesh,s);return i.weights!==void 0&&o.traverse(function(a){if(a.isMesh)for(let l=0,c=i.weights.length;l<c;l++)a.morphTargetInfluences[l]=i.weights[l]}),o})}loadNode(e){const n=this.json,r=this,i=n.nodes[e],s=r._loadNodeShallow(e),o=[],a=i.children||[];for(let c=0,f=a.length;c<f;c++)o.push(r.getDependency("node",a[c]));const l=i.skin===void 0?Promise.resolve(null):r.getDependency("skin",i.skin);return Promise.all([s,Promise.all(o),l]).then(function(c){const f=c[0],u=c[1],d=c[2];d!==null&&f.traverse(function(h){h.isSkinnedMesh&&h.bind(d,y5)});for(let h=0,m=u.length;h<m;h++)f.add(u[h]);return f})}_loadNodeShallow(e){const n=this.json,r=this.extensions,i=this;if(this.nodeCache[e]!==void 0)return this.nodeCache[e];const s=n.nodes[e],o=s.name?i.createUniqueName(s.name):"",a=[],l=i._invokeOne(function(c){return c.createNodeMesh&&c.createNodeMesh(e)});return l&&a.push(l),s.camera!==void 0&&a.push(i.getDependency("camera",s.camera).then(function(c){return i._getNodeRef(i.cameraCache,s.camera,c)})),i._invokeAll(function(c){return c.createNodeAttachment&&c.createNodeAttachment(e)}).forEach(function(c){a.push(c)}),this.nodeCache[e]=Promise.all(a).then(function(c){let f;if(s.isBone===!0?f=new Jf:c.length>1?f=new qt:c.length===1?f=c[0]:f=new Et,f!==c[0])for(let u=0,d=c.length;u<d;u++)f.add(c[u]);if(s.name&&(f.userData.name=s.name,f.name=o),Bi(f,s),s.extensions&&yo(r,f,s),s.matrix!==void 0){const u=new Ce;u.fromArray(s.matrix),f.applyMatrix4(u)}else s.translation!==void 0&&f.position.fromArray(s.translation),s.rotation!==void 0&&f.quaternion.fromArray(s.rotation),s.scale!==void 0&&f.scale.fromArray(s.scale);return i.associations.has(f)||i.associations.set(f,{}),i.associations.get(f).nodes=e,f}),this.nodeCache[e]}loadScene(e){const n=this.extensions,r=this.json.scenes[e],i=this,s=new qt;r.name&&(s.name=i.createUniqueName(r.name)),Bi(s,r),r.extensions&&yo(n,s,r);const o=r.nodes||[],a=[];for(let l=0,c=o.length;l<c;l++)a.push(i.getDependency("node",o[l]));return Promise.all(a).then(function(l){for(let f=0,u=l.length;f<u;f++)s.add(l[f]);const c=f=>{const u=new Map;for(const[d,h]of i.associations)(d instanceof Nr||d instanceof on)&&u.set(d,h);return f.traverse(d=>{const h=i.associations.get(d);h!=null&&u.set(d,h)}),u};return i.associations=c(s),s})}_createAnimationTracks(e,n,r,i,s){const o=[],a=e.name?e.name:e.uuid,l=[];vs[s.path]===vs.weights?e.traverse(function(d){d.morphTargetInfluences&&l.push(d.name?d.name:d.uuid)}):l.push(a);let c;switch(vs[s.path]){case vs.weights:c=Yo;break;case vs.rotation:c=no;break;case vs.position:case vs.scale:c=Ko;break;default:switch(r.itemSize){case 1:c=Yo;break;case 2:case 3:default:c=Ko;break}break}const f=i.interpolation!==void 0?f5[i.interpolation]:au,u=this._getArrayFromAccessor(r);for(let d=0,h=l.length;d<h;d++){const m=new c(l[d]+"."+vs[s.path],n.array,u,f);i.interpolation==="CUBICSPLINE"&&this._createCubicSplineTrackInterpolant(m),o.push(m)}return o}_getArrayFromAccessor(e){let n=e.array;if(e.normalized){const r=Kv(n.constructor),i=new Float32Array(n.length);for(let s=0,o=n.length;s<o;s++)i[s]=n[s]*r;n=i}return n}_createCubicSplineTrackInterpolant(e){e.createInterpolant=function(r){const i=this instanceof no?d5:zA;return new i(this.times,this.values,this.getValueSize()/3,r)},e.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline=!0}}function _5(t,e,n){const r=e.attributes,i=new Gt;if(r.POSITION!==void 0){const a=n.json.accessors[r.POSITION],l=a.min,c=a.max;if(l!==void 0&&c!==void 0){if(i.set(new k(l[0],l[1],l[2]),new k(c[0],c[1],c[2])),a.normalized){const f=Kv(nl[a.componentType]);i.min.multiplyScalar(f),i.max.multiplyScalar(f)}}else{console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.");return}}else return;const s=e.targets;if(s!==void 0){const a=new k,l=new k;for(let c=0,f=s.length;c<f;c++){const u=s[c];if(u.POSITION!==void 0){const d=n.json.accessors[u.POSITION],h=d.min,m=d.max;if(h!==void 0&&m!==void 0){if(l.setX(Math.max(Math.abs(h[0]),Math.abs(m[0]))),l.setY(Math.max(Math.abs(h[1]),Math.abs(m[1]))),l.setZ(Math.max(Math.abs(h[2]),Math.abs(m[2]))),d.normalized){const v=Kv(nl[d.componentType]);l.multiplyScalar(v)}a.max(l)}else console.warn("THREE.GLTFLoader: Missing min/max properties for accessor POSITION.")}}i.expandByVector(a)}t.boundingBox=i;const o=new bi;i.getCenter(o.center),o.radius=i.min.distanceTo(i.max)/2,t.boundingSphere=o}function lM(t,e,n){const r=e.attributes,i=[];function s(o,a){return n.getDependency("accessor",o).then(function(l){t.setAttribute(a,l)})}for(const o in r){const a=Yv[o]||o.toLowerCase();a in t.attributes||i.push(s(r[o],a))}if(e.indices!==void 0&&!t.index){const o=n.getDependency("accessor",e.indices).then(function(a){t.setIndex(a)});i.push(o)}return $e.workingColorSpace!==Ln&&"COLOR_0"in r&&console.warn(`THREE.GLTFLoader: Converting vertex colors from "srgb-linear" to "${$e.workingColorSpace}" not supported.`),Bi(t,e),_5(t,e,n),Promise.all(i).then(function(){return e.targets!==void 0?p5(t,e.targets,n):t})}const Rm=new WeakMap;class w5 extends Si{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,n,r,i){const s=new hu(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,o=>{this.parse(o,n,i)},r,i)}parse(e,n,r=()=>{}){this.decodeDracoFile(e,n,null,null,ft,r).catch(r)}decodeDracoFile(e,n,r,i,s=Ln,o=()=>{}){const a={attributeIDs:r||this.defaultAttributeIDs,attributeTypes:i||this.defaultAttributeTypes,useUniqueIDs:!!r,vertexColorSpace:s};return this.decodeGeometry(e,a).then(n).catch(o)}decodeGeometry(e,n){const r=JSON.stringify(n);if(Rm.has(e)){const l=Rm.get(e);if(l.key===r)return l.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 i;const s=this.workerNextTaskID++,o=e.byteLength,a=this._getWorker(s,o).then(l=>(i=l,new Promise((c,f)=>{i._callbacks[s]={resolve:c,reject:f},i.postMessage({type:"decode",id:s,taskConfig:n,buffer:e},[e])}))).then(l=>this._createGeometry(l.geometry));return a.catch(()=>!0).then(()=>{i&&s&&this._releaseTask(i,s)}),Rm.set(e,{key:r,promise:a}),a}_createGeometry(e){const n=new Wt;e.index&&n.setIndex(new hn(e.index.array,1));for(let r=0;r<e.attributes.length;r++){const i=e.attributes[r],s=i.name,o=i.array,a=i.itemSize,l=new hn(o,a);s==="color"&&(this._assignVertexColorSpace(l,i.vertexColorSpace),l.normalized=!(o instanceof Float32Array)),n.setAttribute(s,l)}return n}_assignVertexColorSpace(e,n){if(n!==ft)return;const r=new Pe;for(let i=0,s=e.count;i<s;i++)r.fromBufferAttribute(e,i),$e.toWorkingColorSpace(r,ft),e.setXYZ(i,r.r,r.g,r.b)}_loadLibrary(e,n){const r=new hu(this.manager);return r.setPath(this.decoderPath),r.setResponseType(n),r.setWithCredentials(this.withCredentials),new Promise((i,s)=>{r.load(e,i,void 0,s)})}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const e=typeof WebAssembly!="object"||this.decoderConfig.type==="js",n=[];return e?n.push(this._loadLibrary("draco_decoder.js","text")):(n.push(this._loadLibrary("draco_wasm_wrapper.js","text")),n.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(n).then(r=>{const i=r[0];e||(this.decoderConfig.wasmBinary=r[1]);const s=S5.toString(),o=["/* draco decoder */",i,"","/* worker */",s.substring(s.indexOf("{")+1,s.lastIndexOf("}"))].join(`
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e=0;e<this.workerPool.length;++e)this.workerPool[e].terminate();return this.workerPool.length=0,this.workerSourceURL!==""&&URL.revokeObjectURL(this.workerSourceURL),this}}function S5(){let t,e;onmessage=function(o){const a=o.data;switch(a.type){case"init":t=a.decoderConfig,e=new Promise(function(f){t.onModuleLoaded=function(u){f({draco:u})},DracoDecoderModule(t)});break;case"decode":const l=a.buffer,c=a.taskConfig;e.then(f=>{const u=f.draco,d=new u.Decoder;try{const h=n(u,d,new Int8Array(l),c),m=h.attributes.map(v=>v.array.buffer);h.index&&m.push(h.index.array.buffer),self.postMessage({type:"decode",id:a.id,geometry:h},m)}catch(h){console.error(h),self.postMessage({type:"error",id:a.id,error:h.message})}finally{u.destroy(d)}});break}};function n(o,a,l,c){const f=c.attributeIDs,u=c.attributeTypes;let d,h;const m=a.GetEncodedGeometryType(l);if(m===o.TRIANGULAR_MESH)d=new o.Mesh,h=a.DecodeArrayToMesh(l,l.byteLength,d);else if(m===o.POINT_CLOUD)d=new 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ao?"light":t.type==="GridHelper"||t.type==="AxesHelper"?"environment":"mesh",R5=()=>{const{selectObject:t,selectedObjects:e,clearSelection:n,toggleSelection:r}=Bl(),i=S.useMemo(()=>(s,o=!1)=>{var a,l,c;if(s){const f=A5(s),u=C5(s);let d="";(a=s.userData)!=null&&a.name?d=s.userData.name:(l=s.userData)!=null&&l.id?d=s.userData.id:s.name?d=s.name:d=`${((c=s.userData)==null?void 0:c.type)||s.type}_${s.uuid.slice(0,8)}`;const h={id:f,name:d,type:u,object:s,children:[],visible:s.visible,selected:!0};console.log("Selecting object:",h.name,"Type:",h.type,"Multi:",o),o?r(h):t(h)}else o||(console.log("Clearing selection"),n())},[t,n,r]);return{selectedObjects:e,clearSelection:n,handleObjectSelect:i}};class P5{constructor(){kt(this,"overlayMaterial",null)}getOverlayMaterial(){return this.overlayMaterial||(this.overlayMaterial=new Pn({color:16711680,transparent:!0,opacity:.3,depthTest:!1,depthWrite:!1})),this.overlayMaterial}dispose(){this.overlayMaterial&&(this.overlayMaterial.dispose(),this.overlayMaterial=null)}}const N5=t=>{if(t instanceof je){const e=new cu(t.geometry),n=new ii({color:35071,linewidth:60,transparent:!0,opacity:.8}),r=new to(e,n);return r.position.copy(t.position),r.rotation.copy(t.rotation),r.scale.copy(t.scale),r.userData.isHelper=!0,r}return null},D5=t=>{if(t instanceof je){const e=new $o(.12,16,16),n=new Pn({color:35071,transparent:!0,opacity:.5,depthTest:!1}),r=new je(e,n);return r.position.copy(t.position),r.userData.isHelper=!0,r}return null},L5=t=>{const e=new qt;return e.userData.isHelper=!0,t.children.forEach(n=>{if(n instanceof je){const r=new $o(.12,16,16),i=new Pn({color:35071,transparent:!0,opacity:.5,depthTest:!1}),s=new je(r,i);s.position.copy(n.position),e.add(s)}else if(n instanceof wi){const r=n.geometry.clone(),i=new rx({color:35071,linewidth:5,dashSize:.1,gapSize:.05,transparent:!0,opacity:.8}),s=new wi(r,i);s.computeLineDistances(),s.position.copy(n.position),s.rotation.copy(n.rotation),s.scale.copy(n.scale),e.add(s)}}),e},I5=t=>{if(t instanceof je){const e=new cu(t.geometry),n=new ii({color:16755200,linewidth:2,transparent:!0,opacity:.8}),r=new to(e,n);return r.position.copy(t.position),r.rotation.copy(t.rotation),r.scale.copy(t.scale),r.userData.isHelper=!0,r}return null},k5=t=>{if(t instanceof je){const e=new Gt().setFromObject(t),n=e.getSize(new k),r=e.getCenter(new k),i=new Hl(n.x,n.y,n.z),s=new cu(i),o=new ii({color:65535,linewidth:1,transparent:!0,opacity:.6}),a=new to(s,o);return a.position.copy(r),a.userData.isHelper=!0,a}return null},O5=t=>({outline:N5(t),boundingBox:k5(t)}),F5=()=>{const t=S.useRef(new Map);return{applyPointSelection:(n,r)=>{var s,o;const i=t.current;if(r){if(!i.has(n)){const a=D5(n);a&&(i.set(n,a),(s=n.parent)==null||s.add(a))}}else{const a=i.get(n);a&&((o=a.parent)==null||o.remove(a),a.geometry.dispose(),a.material.dispose(),i.delete(n))}}}},U5=()=>{const t=S.useRef(new Map);return{applyMeasurementSelection:(n,r)=>{var s,o;if(!(n instanceof qt))return;const i=t.current;if(r){if(n.userData.label&&(n.userData.label.visible=!0),!i.has(n)){const a=L5(n);a&&(i.set(n,a),(s=n.parent)==null||s.add(a))}}else{const a=i.get(n);a&&((o=a.parent)==null||o.remove(a),a.children.forEach(l=>{(l instanceof je||l instanceof wi)&&(l.geometry.dispose(),l.material.dispose())}),i.delete(n)),n.userData.label&&(n.userData.label.visible=!1)}}}},B5=()=>{const t=S.useRef(new Map),e=S.useRef(new Map);return{applyMeshSelection:(r,i)=>{var a,l,c,f;console.log(`useMeshSelection: ${i?"SELECTING":"DESELECTING"} object:`,r.name||r.type);const s=t.current,o=e.current;if(i)if(s.has(r)){console.log("Selection effects already exist for object:",r.name||r.type);const u=s.get(r),d=o.get(r);u&&(u.visible=!0),d&&(d.visible=!0)}else{console.log("Creating new selection effects for object:",r.name||r.type);const{outline:u,boundingBox:d}=O5(r);if(u){s.set(r,u);const h=((a=r.parent)==null?void 0:a.parent)||r.parent;h?(h.add(u),console.log("Added outline to scene")):console.warn("No scene found for outline")}if(d){o.set(r,d);const h=((l=r.parent)==null?void 0:l.parent)||r.parent;h?(h.add(d),console.log("Added bounding box to scene")):console.warn("No scene found for bounding box")}}else{console.log("Removing selection effects for object:",r.name||r.type);const u=s.get(r);u&&((c=u.parent)==null||c.remove(u),u.geometry.dispose(),u.material.dispose(),s.delete(r),console.log("Removed outline"));const d=o.get(r);d&&((f=d.parent)==null||f.remove(d),d.geometry.dispose(),d.material.dispose(),o.delete(r),console.log("Removed bounding box"))}}}},z5=t=>{const{applyPointSelection:e}=F5(),{applyMeasurementSelection:n}=U5(),{applyMeshSelection:r}=B5(),i=S.useRef(null),s=S.useRef([]);i.current||(i.current=new P5);const o=(a,l,c)=>{if(console.log(`Applying selection effects: ${l?"SELECT":"DESELECT"} for object type: ${c}, object:`,a.name||a.type),c==="point"){e(a,l);return}if(c==="measurement"){n(a,l);return}r(a,l)};S.useEffect(()=>{console.log("Selection effects: selectedObjects changed",t.length,"objects");const a=s.current;a.forEach(l=>{!t.some(f=>f.id===l.id)&&(l!=null&&l.object)&&(console.log("Removing selection effects from deselected object:",l.name),o(l.object,!1,l.type))}),t.forEach(l=>{l!=null&&l.object&&(a.some(f=>f.id===l.id)||(console.log("Applying selection effects to newly selected object:",l.name),o(l.object,!0,l.type)))}),s.current=[...t]},[t]),S.useEffect(()=>()=>{console.log("Selection effects: cleanup on unmount"),i.current&&(i.current.dispose(),i.current=null)},[])};class Pm{constructor(e,n,r=5){kt(this,"objects",[]);kt(this,"createFn");kt(this,"resetFn");this.createFn=e,this.resetFn=n;for(let i=0;i<r;i++)this.objects.push(this.createFn())}get(){return this.objects.length>0?this.objects.pop():this.createFn()}release(e){this.resetFn&&this.resetFn(e),this.objects.push(e)}clear(){this.objects.length=0}}const To=class To{constructor(){kt(this,"raycasterPool");kt(this,"vector3Pool");kt(this,"vector2Pool");this.raycasterPool=new Pm(()=>new Sj,e=>{e.ray.origin.set(0,0,0),e.ray.direction.set(0,0,-1),e.near=0,e.far=1/0}),this.vector3Pool=new Pm(()=>new k,e=>e.set(0,0,0)),this.vector2Pool=new Pm(()=>new ze,e=>e.set(0,0))}static getInstance(){return To.instance||(To.instance=new To),To.instance}getRaycaster(){return this.raycasterPool.get()}releaseRaycaster(e){this.raycasterPool.release(e)}getVector3(){return this.vector3Pool.get()}releaseVector3(e){this.vector3Pool.release(e)}getVector2(){return this.vector2Pool.get()}releaseVector2(e){this.vector2Pool.release(e)}clear(){this.raycasterPool.clear(),this.vector3Pool.clear(),this.vector2Pool.clear()}};kt(To,"instance");let Zv=To;const Fd=Zv.getInstance(),nh=()=>{const t=Fd.getRaycaster(),e=Fd.getVector2();return{raycaster:t,mouse:e,dispose:()=>{Fd.releaseRaycaster(t),Fd.releaseVector2(e)}}},Qv=(t,e,n,r,i)=>{const{raycaster:s,mouse:o,dispose:a}=nh(),l=n.domElement.getBoundingClientRect();o.x=(t-l.left)/l.width*2-1,o.y=-((e-l.top)/l.height)*2+1,s.setFromCamera(o,r);const c=[];i.traverse(d=>{d instanceof je&&d.visible&&c.push(d)});const f=s.intersectObjects(c,!0),u=f.length>0?f[0].point.clone():null;return a(),u};let ba=[],Jv=0;const e0=(t,e=!1)=>{const n=t.children.length;return(e||n!==Jv||ba.length===0)&&(ba=[],t.traverse(r=>{r instanceof je&&r.visible&&!r.userData.isHelper&&ba.push(r),(r.userData.isPoint||r.userData.isMeasurementGroup)&&r.visible&&ba.push(r)}),Jv=n),ba},H5=()=>{ba=[],Jv=0},j5=(t,e,n,r)=>{const i=S.useCallback(a=>{if(a.parent&&a.parent.userData.isMeasurementGroup)return a.parent;if(a.userData.isPartOfLoadedModel&&a.userData.loadedModelRoot)return a.userData.loadedModelRoot;if(a.userData.isLoadedModel||a.parent&&a.parent.userData.isLoadedModel){let l=a;for(;l.parent&&!l.userData.isLoadedModel;)if(l=l.parent,l.userData.isLoadedModel)return l}return a},[]),s=S.useCallback(a=>{if(!t||!e||!n||a.button!==0)return;a.stopPropagation(),a.preventDefault();const l=a.ctrlKey||a.metaKey,{raycaster:c,mouse:f}=nh(),u=t.domElement.getBoundingClientRect();f.x=(a.clientX-u.left)/u.width*2-1,f.y=-((a.clientY-u.top)/u.height)*2+1,c.setFromCamera(f,e);const d=e0(n),h=c.intersectObjects(d,!0);if(h.length>0&&r){const m=h[0].object,v=i(m);console.log("Object selected:",v.name||v.type,"from hit:",m.name||m.type),r(v,l)}else r&&!l&&(console.log("Selection cleared"),r(null,!1))},[t,e,n,r,i]),o=S.useCallback(a=>{if(!t||!e||!n||a.touches.length!==1)return;a.preventDefault(),a.stopPropagation();const l=a.touches[0],{raycaster:c,mouse:f}=nh(),u=t.domElement.getBoundingClientRect();f.x=(l.clientX-u.left)/u.width*2-1,f.y=-((l.clientY-u.top)/u.height)*2+1,c.setFromCamera(f,e);const d=e0(n),h=c.intersectObjects(d,!0);if(h.length>0&&r){const m=h[0].object,v=i(m);console.log("Object selected via touch:",v.name||v.type,"from hit:",m.name||m.type),r(v,!1)}else r&&(console.log("Selection cleared via touch"),r(null,!1))},[t,e,n,r,i]);return{handleClick:s,handleTouch:o}},V5=(t,e)=>{const n=new $o(.05,12,12),r=new Pn({color:16729156,emissive:2228224,emissiveIntensity:.3,metalness:.1,roughness:.4}),i=new je(n,r);return i.position.copy(t),i.userData.isPoint=!0,i.userData.isHelper=!0,i.name=`Point_${Date.now()}`,e.add(i),i},G5=(t,e,n)=>{const r=new qt;r.userData.isMeasurementGroup=!0,r.userData.isHelper=!0,r.name=`Measurement_${Date.now()}`;const i=new $o(.04,12,12),s=new Pn({color:16711680,emissive:4456448,emissiveIntensity:.4,metalness:.2,roughness:.3}),o=new je(i,s);o.position.copy(t),r.add(o);const a=new $o(.04,12,12),l=new je(a,s.clone());l.position.copy(e),r.add(l);const c=t.distanceTo(e),f=[t,e],u=new Wt().setFromPoints(f),d=new rx({color:16724787,linewidth:3,dashSize:.08,gapSize:.04,transparent:!0,opacity:.9}),h=new wi(u,d);h.computeLineDistances(),r.add(h);const m=document.createElement("div");m.className="measurement-label",m.textContent=`${c.toFixed(3)}m`,m.style.cssText=`
    background: rgba(0, 0, 0, 0.8);
    color: #ffffff;
    font-size: 11px;
    font-family: 'Monaco', 'Menlo', monospace;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid #ff3333;
    pointer-events: none;
    white-space: nowrap;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
  `;const v=new Aj(m),g=t.clone().add(e).multiplyScalar(.5);return g.y+=.1,v.position.copy(g),v.visible=!0,r.add(v),r.userData.label=v,r.userData.measurementData={startPoint:t,endPoint:e,distance:c},n.add(r),r},W5=(t,e,n,r)=>{r&&(n.remove(r),r.geometry.dispose(),r.material.dispose());const i=[t,e],s=new Wt().setFromPoints(i),o=new rx({color:8947848,linewidth:2,dashSize:.04,gapSize:.02,transparent:!0,opacity:.6}),a=new wi(s,o);return a.computeLineDistances(),a.userData.isHelper=!0,a.name="PreviewLine",n.add(a),a},Nm=(t,e)=>t&&(e.remove(t),t.geometry.dispose(),t.material.dispose(),null),X5=(t,e,n,r,i)=>({handleClick:S.useCallback(o=>{if(!t||!e||!n||o.button!==0)return;const a=Qv(o.clientX,o.clientY,t,e,n);if(a){const l=V5(a,n);r&&r({x:a.x,y:a.y,z:a.z}),i&&i(l)}},[t,e,n,r,i])}),$5=(t,e,n,r,i)=>{const s=S.useRef(null),o=S.useRef(null),a=S.useCallback(u=>{if(!t||!e||!n||u.button!==0)return;const d=Qv(u.clientX,u.clientY,t,e,n);if(d)if(!s.current)s.current=d.clone();else{const h=s.current,m=d,v=G5(h,m,n);o.current=Nm(o.current,n),r&&r(h,m),i&&i(v),s.current=null}},[t,e,n,r,i]),l=S.useCallback(u=>{if(!t||!e||!n||!s.current)return;const d=Qv(u.clientX,u.clientY,t,e,n);d&&(o.current=W5(s.current,d,n,o.current))},[t,e,n]),c=S.useCallback(()=>{s.current&&n&&(s.current=null,o.current=Nm(o.current,n))},[n]),f=S.useCallback(()=>{n&&o.current&&(o.current=Nm(o.current,n))},[n]);return{handleClick:a,handleMouseMove:l,handleRightClick:c,cleanup:f}},Y5=()=>{const[t,e]=S.useState({x:0,y:0}),n=S.useRef({x:0,y:0}),r=S.useCallback(s=>{let o=!1;return a=>{o||(s(a),o=!0,requestAnimationFrame(()=>{o=!1}))}},[]),i=S.useCallback((s,o)=>{const a={x:s,y:o};e(a),n.current=a},[]);return{mousePosition:t,mousePositionRef:n,throttledMouseMove:r,updateMousePosition:i}},K5=()=>{const[t,e]=S.useState(null),n=S.useRef(!1);S.useEffect(()=>(n.current=!0,()=>{n.current=!1}),[]);const r=S.useCallback(s=>{var l,c,f,u,d;if(!n.current)return{name:"Loading...",id:"loading",type:"Object3D",position:new k};let o="";return(l=s.userData)!=null&&l.id?o=s.userData.id:(c=s.userData)!=null&&c.isPrimitive?o=`primitive_${s.uuid.slice(0,8)}`:(f=s.userData)!=null&&f.isPoint?o=`point_${s.uuid.slice(0,8)}`:o=`${s.type}_${s.uuid.slice(0,8)}`,{name:((u=s.userData)==null?void 0:u.name)||s.name||`${s.type}_${s.uuid.slice(0,8)}`,id:o,type:((d=s.userData)==null?void 0:d.type)||s.type,position:s.position.clone()}},[]),i=S.useCallback(s=>{n.current&&e(s)},[]);return{objectData:t,setObjectData:i,extractObjectData:r}};class HA{constructor(){kt(this,"originalMaterials",new WeakMap);kt(this,"objectStates",new WeakMap);kt(this,"resourceManager",Kf.getInstance());kt(this,"hoverMaterial");kt(this,"selectionMaterial");kt(this,"trackedObjects",new Set);kt(this,"isDisposed",!1);try{this.hoverMaterial=this.resourceManager.getMaterial("hover",()=>new Pn({color:16755200,emissive:4465152,emissiveIntensity:.4,transparent:!1})),this.selectionMaterial=this.resourceManager.getMaterial("selection",()=>new Pn({color:65280,emissive:17408,emissiveIntensity:.3,transparent:!1}))}catch(e){console.error("Error initializing EnhancedMaterialManager:",e),this.hoverMaterial=new Pn({color:16755200}),this.selectionMaterial=new Pn({color:65280})}}setObjectState(e,n){if(this.isDisposed||!e){console.warn("Material manager is disposed or object is null");return}try{this.originalMaterials.has(e)||this.storeOriginalMaterial(e),this.trackedObjects.add(e);const i={...this.objectStates.get(e)||{type:"default",parameters:this.getDefaultParameters(),isHovered:!1,isSelected:!1},...n};this.objectStates.set(e,i),this.applyMaterialByPriority(e,i)}catch(r){console.error("Error setting object state:",r)}}setHoverEffect(e,n){if(!(this.isDisposed||!e))try{const r=this.objectStates.get(e)||{type:"default",parameters:this.getDefaultParameters(),isHovered:!1,isSelected:!1};this.objectStates.set(e,{...r,isHovered:n})}catch(r){console.error("Error setting hover effect:",r)}}setSelectionEffect(e,n){if(!(this.isDisposed||!e))try{const r=this.objectStates.get(e)||{type:"default",parameters:this.getDefaultParameters(),isHovered:!1,isSelected:!1};this.objectStates.set(e,{...r,isSelected:n})}catch(r){console.error("Error setting selection effect:",r)}}setMaterialType(e,n,r){if(!(this.isDisposed||!e))try{const i={...this.getDefaultParameters(),...r};this.setObjectState(e,{type:n,parameters:i})}catch(i){console.error("Error setting material type:",i)}}updateMaterialParameters(e,n){if(!(this.isDisposed||!e))try{const r=this.objectStates.get(e);if(r){const i={...r.parameters,...n};this.setObjectState(e,{parameters:i})}}catch(r){console.error("Error updating material parameters:",r)}}storeOriginalMaterial(e){try{e instanceof je&&e.material&&this.originalMaterials.set(e,e.material),e.children.forEach(n=>{n instanceof je&&!n.userData.isHelper&&n.material&&this.originalMaterials.set(n,n.material)})}catch(n){console.error("Error storing original material:",n)}}applyMaterialByPriority(e,n){try{let r;n.type!=="default"?(r=this.createCustomMaterial(n.type,n.parameters),this.applyMaterialToObject(e,r)):this.restoreOriginalMaterial(e)}catch(r){console.error("Error applying material by priority:",r)}}createCustomMaterial(e,n){const r=`${e}_${JSON.stringify(n)}`;try{return this.resourceManager.getMaterial(r,()=>{switch(e){case"wood":return new Pn({color:9127187,roughness:Math.max(0,Math.min(1,.8-n.reflection*.5)),metalness:.1,transparent:n.opacity<1,opacity:Math.max(0,Math.min(1,n.opacity)),emissiveIntensity:Math.max(0,n.edge*.2)});case"matPaint":return new nx({color:6710886,transparent:n.opacity<1,opacity:Math.max(0,Math.min(1,n.opacity)),reflectivity:Math.max(0,Math.min(1,n.reflection*.3))});case"metal":return new Pn({color:12632256,roughness:Math.max(0,Math.min(1,.2-n.reflection*.15)),metalness:.9,transparent:n.opacity<1,opacity:Math.max(0,Math.min(1,n.opacity)),emissiveIntensity:Math.max(0,n.edge*.1)});case"plastic":return new el({color:16777215,shininess:Math.max(0,100*n.reflection),transparent:n.opacity<1,opacity:Math.max(0,Math.min(1,n.opacity)),specular:2236962});case"glass":return new si({color:16777215,metalness:0,roughness:.1,transparent:!0,opacity:Math.max(0,Math.min(1,n.opacity*.3)),transmission:.9,ior:Math.max(1,Math.min(2.5,n.refraction)),thickness:Math.max(0,n.thickness)});default:return new Pn({color:8947848})}})}catch(i){return console.error("Error creating custom material:",i),new Pn({color:8947848})}}applyMaterialToObject(e,n){try{e instanceof je&&(e.material=n),e.children.forEach(r=>{r instanceof je&&!r.userData.isHelper&&(r.material=n)})}catch(r){console.error("Error applying material to object:",r)}}restoreOriginalMaterial(e){try{if(e instanceof je){const n=this.originalMaterials.get(e);n&&(e.material=n)}e.children.forEach(n=>{if(n instanceof je&&!n.userData.isHelper){const r=this.originalMaterials.get(n);r&&(n.material=r)}})}catch(n){console.error("Error restoring original material:",n)}}getDefaultParameters(){return{diffusion:.5,opacity:1,reflection:.3,refraction:1.4,edge:.1,thickness:1,edgeLinePipe:0}}clearAllEffects(){if(!this.isDisposed)try{this.trackedObjects.forEach(e=>{try{this.restoreOriginalMaterial(e)}catch(n){console.warn("Error restoring material during clear:",n)}}),this.objectStates=new WeakMap,this.trackedObjects.clear()}catch(e){console.error("Error clearing all effects:",e)}}getObjectState(e){return this.isDisposed||!e?null:this.objectStates.get(e)||null}dispose(){try{this.isDisposed=!0,this.clearAllEffects(),this.originalMaterials=new WeakMap}catch(e){console.error("Error disposing material manager:",e)}}}class q5 extends HA{constructor(){super()}}const 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y.jsx(u7,{activeTool:n.activeTool,onToolSelect:c,activeControlTab:n.activeControlTab,showControlPanel:n.showControlPanel,onTabChange:I,onCloseControlPanel:()=>n.setShowControlPanel(!1),controlsPanelProps:z,showMeasurePanel:n.showMeasurePanel,onCloseMeasurePanel:()=>n.setShowMeasurePanel(!1),measurements:s,onClearAllMeasurements:l,onRemoveMeasurement:a,onZoomAll:p,onZoomToSelected:x,onZoomIn:_,onZoomOut:w,onResetView:M,onViewFront:T,onViewBack:b,onViewLeft:C,onViewRight:A,onViewIsometric:E,onGridToggle:N,gridEnabled:n.gridEnabled,groundPlaneEnabled:n.groundPlaneEnabled,onGroundPlaneToggle:F,isOrthographic:n.isOrthographic,onCameraToggle:U,shadeType:r,onShadeTypeChange:i,modelCount:e.loadedModels.length})};class jm extends S.Component{constructor(){super(...arguments);kt(this,"state",{hasError:!1})}static getDerivedStateFromError(n){return{hasError:!0,error:n}}componentDidCatch(n,r){console.error("ErrorBoundary caught an error:",n,r)}render(){var n;return 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