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a=t.type._context,r=t.pendingProps.children,Bn(t),r=r(a=In(a)),t.flags|=1,tn(e,t,r,n),t.child;case 14:return rn(e,t,t.type,t.pendingProps,n);case 15:return an(e,t,t.type,t.pendingProps,n);case 19:return xn(e,t,n);case 22:return on(e,t,n);case 24:return Bn(t),r=In(sc),null===e?(null===(a=kn())&&(a=Rc,s=Fn(),a.pooledCache=s,s.refCount++,null!==s&&(a.pooledCacheLanes|=n),a=s),t.memoizedState={parent:r,cache:a},oe(t),Mn(t,sc,a)):(0!==(e.lanes&n)&&(se(e,t),pe(t,null,null,n),de()),a=e.memoizedState,s=t.memoizedState,a.parent!==r?(a={parent:r,cache:r},t.memoizedState=a,0===t.lanes&&(t.memoizedState=t.updateQueue.baseState=a),Mn(t,sc,r)):(r=s.cache,Mn(t,sc,r),r!==a.cache&&Tn(t,[sc],n,!0))),tn(e,t,t.pendingProps.children,n),t.child;case 29:throw t.pendingProps}throw Error(i(156,t.tag))}function Mn(e,t,n){Ra?(y(tc,t._currentValue),t._currentValue=n):(y(tc,t._currentValue2),t._currentValue2=n)}function En(e){var t=tc.current;Ra?e._currentValue=t:e._currentValue2=t,v(tc)}function 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r=null;null!==n;)null!==n.alternate&&(r=n),n=n.sibling;null===r?t||null===e.tail?e.tail=null:e.tail.sibling=null:r.sibling=null}}function Kn(e){var t=null!==e.alternate&&e.alternate.child===e.child,n=0,r=0;if(t)for(var i=e.child;null!==i;)n|=i.lanes|i.childLanes,r|=31457280&i.subtreeFlags,r|=31457280&i.flags,i.return=e,i=i.sibling;else for(i=e.child;null!==i;)n|=i.lanes|i.childLanes,r|=i.subtreeFlags,r|=i.flags,i.return=e,i=i.sibling;return e.subtreeFlags|=r,e.childLanes=n,t}function Qn(e,t,n){var r=t.pendingProps;switch(F(t),t.tag){case 16:case 15:case 0:case 11:case 7:case 8:case 12:case 9:case 14:case 1:return Kn(t),null;case 3:return n=t.stateNode,r=null,null!==e&&(r=e.memoizedState.cache),t.memoizedState.cache!==r&&(t.flags|=2048),En(sc),k(),n.pendingContext&&(n.context=n.pendingContext,n.pendingContext=null),null!==e&&null!==e.child||(V(t)?zn(t):null===e||e.memoizedState.isDehydrated&&0===(256&t.flags)||(t.flags|=1024,null!==nl&&(Yr(nl),nl=null))),jn(e,t),Kn(t),null;case 26:if(Qo){n=t.type;var a=t.memoizedState;return null===e?(zn(t),null!==a?(Kn(t),Jn(t,a)):(Kn(t),Xn(t,n,r))):a?a!==e.memoizedState?(zn(t),Kn(t),Jn(t,a)):(Kn(t),t.flags&=-16777217):(Pa?e.memoizedProps!==r&&zn(t):Wn(e,t,n,r),Kn(t),Xn(t,n,r)),null}case 27:if(hs){if(O(t),n=Qs.current,a=t.type,null!==e&&null!=t.stateNode)Pa?e.memoizedProps!==r&&zn(t):Wn(e,t,a,r);else{if(!r){if(null===t.stateNode)throw Error(i(166));return Kn(t),null}e=qs.current,V(t)?H(t,e):(e=ds(a,r,n,e,!0),t.stateNode=e,zn(t))}return Kn(t),null}case 5:if(O(t),n=t.type,null!==e&&null!=t.stateNode)Wn(e,t,n,r);else{if(!r){if(null===t.stateNode)throw Error(i(166));return Kn(t),null}e=qs.current,V(t)?H(t,e):(Gn(a=xa(n,r,Qs.current,e,t),t,!1,!1),t.stateNode=a,wa(a,n,r,e)&&zn(t))}return Kn(t),Xn(t,t.type,t.pendingProps),null;case 6:if(e&&null!=t.stateNode)n=e.memoizedProps,Pa?n!==r&&zn(t):Ba&&(n!==r?(t.stateNode=Ma(r,Qs.current,qs.current,t),zn(t)):t.stateNode=e.stateNode);else{if("string"!==typeof r&&null===t.stateNode)throw 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o=null;null!==r.memoizedState&&null!==r.memoizedState.cachePool&&(o=r.memoizedState.cachePool.pool),o!==a&&(r.flags|=2048)}return n!==e&&n&&(t.child.flags|=8192),Yn(t,t.updateQueue),Kn(t),null;case 4:return k(),jn(e,t),null===e&&Da(t.stateNode.containerInfo),Kn(t),null;case 10:return En(t.type),Kn(t),null;case 19:if(v(Ll),null===(a=t.memoizedState))return Kn(t),null;if(r=0!==(128&t.flags),null===(o=a.rendering))if(r)qn(a,!1);else{if(0!==Uc||null!==e&&0!==(128&e.flags))for(e=t.child;null!==e;){if(null!==(o=Le(e))){for(t.flags|=128,qn(a,!1),e=o.updateQueue,t.updateQueue=e,Yn(t,e),t.subtreeFlags=0,e=n,n=t.child;null!==n;)Ci(n,e),n=n.sibling;return y(Ll,1&Ll.current|2),t.child}e=e.sibling}null!==a.tail&&Rs()>Yc&&(t.flags|=128,r=!0,qn(a,!1),t.lanes=4194304)}else{if(!r)if(null!==(e=Le(o))){if(t.flags|=128,r=!0,e=e.updateQueue,t.updateQueue=e,Yn(t,e),qn(a,!0),null===a.tail&&"hidden"===a.tailMode&&!o.alternate&&!tl)return Kn(t),null}else 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r=e.tag;if(5===r||6===r)e=e.stateNode,t?co(n,e,t):io(n,e);else if(!(4===r||hs&&27===r)&&null!==(e=e.child))for(hr(e,t,n),e=e.sibling;null!==e;)hr(e,t,n),e=e.sibling}function dr(e,t,n){e=e.containerInfo;try{Ao(e,n)}catch(r){yi(t,t.return,r)}}function pr(e,t,n){var r=n.flags;switch(n.tag){case 0:case 11:case 15:wr(e,n),4&r&&er(5,n);break;case 1:if(wr(e,n),4&r)if(e=n.stateNode,null===t)try{e.componentDidMount()}catch(s){yi(n,n.return,s)}else{var i=qt(n.type,t.memoizedProps);t=t.memoizedState;try{e.componentDidUpdate(i,t,e.__reactInternalSnapshotBeforeUpdate)}catch(l){yi(n,n.return,l)}}64&r&&nr(n),512&r&&ir(n,n.return);break;case 3:if(wr(e,n),64&r&&null!==(r=n.updateQueue)){if(e=null,null!==n.child)switch(n.child.tag){case 27:case 5:e=ga(n.child.stateNode);break;case 1:e=n.child.stateNode}try{me(r,e)}catch(s){yi(n,n.return,s)}}break;case 26:if(Qo){wr(e,n),512&r&&ir(n,n.return);break}case 27:case 5:wr(e,n),null===t&&4&r&&or(n),512&r&&ir(n,n.return);break;case 12:wr(e,n);break;case 13:wr(e,n),4&r&&vr(e,n);break;case 22:if(!(i=null!==n.memoizedState||uc)){t=null!==t&&null!==t.memoizedState||hc;var a=uc,o=hc;uc=i,(hc=t)&&!o?Mr(e,n,0!==(8772&n.subtreeFlags)):wr(e,n),uc=a,hc=o}512&r&&("manual"===n.memoizedProps.mode?ir(n,n.return):ar(n,n.return));break;default:wr(e,n)}}function fr(e){var t=e.alternate;null!==t&&(e.alternate=null,fr(t)),e.child=null,e.deletions=null,e.sibling=null,5===e.tag&&(null!==(t=e.stateNode)&&Oa(t)),e.stateNode=null,e.return=null,e.dependencies=null,e.memoizedProps=null,e.memoizedState=null,e.pendingProps=null,e.stateNode=null,e.updateQueue=null}function mr(e,t,n){for(n=n.child;null!==n;)gr(e,t,n),n=n.sibling}function gr(e,t,n){if(ks&&"function"===typeof ks.onCommitFiberUnmount)try{ks.onCommitFiberUnmount(Ns,n)}catch(a){}switch(n.tag){case 26:if(Qo){hc||ar(n,t),mr(e,t,n),n.memoizedState?ns(n.memoizedState):n.stateNode&&as(n.stateNode);break}case 27:if(hs){hc||ar(n,t);var r=gc,i=vc;gc=n.stateNode,mr(e,t,n),ms(n.stateNode),gc=r,vc=i;break}case 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null===(t=(e=e.stateNode)._retryCache)&&(t=e._retryCache=new pc),t;default:throw Error(i(435,e.tag))}}(e);t.forEach((function(t){var r=wi.bind(null,e,t);n.has(t)||(n.add(t),t.then(r,r))}))}function br(e,t){var n=t.deletions;if(null!==n)for(var r=0;r<n.length;r++){var a=n[r],o=e,s=t;if(Pa){var l=s;e:for(;null!==l;){switch(l.tag){case 27:case 5:gc=l.stateNode,vc=!1;break e;case 3:case 4:gc=l.stateNode.containerInfo,vc=!0;break e}l=l.return}if(null===gc)throw Error(i(160));gr(o,s,a),gc=null,vc=!1}else gr(o,s,a);null!==(o=a.alternate)&&(o.return=null),a.return=null}if(13878&t.subtreeFlags)for(t=t.child;null!==t;)_r(t,e),t=t.sibling}function _r(e,t){var n=e.alternate,r=e.flags;switch(e.tag){case 0:case 11:case 14:case 15:br(t,e),xr(e),4&r&&(tr(3,e,e.return),er(3,e),tr(5,e,e.return));break;case 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e*(.5-Math.random())},seededRandom:function(e){void 0!==e&&(Qi=e);let t=Qi+=1831565813;return t=Math.imul(t^t>>>15,1|t),t^=t+Math.imul(t^t>>>7,61|t),((t^t>>>14)>>>0)/4294967296},degToRad:function(e){return e*Zi},radToDeg:function(e){return e*$i},isPowerOfTwo:function(e){return 0===(e&e-1)&&0!==e},ceilPowerOfTwo:function(e){return Math.pow(2,Math.ceil(Math.log(e)/Math.LN2))},floorPowerOfTwo:function(e){return Math.pow(2,Math.floor(Math.log(e)/Math.LN2))},setQuaternionFromProperEuler:function(e,t,n,r,i){const a=Math.cos,o=Math.sin,s=a(n/2),l=o(n/2),c=a((t+r)/2),u=o((t+r)/2),h=a((t-r)/2),d=o((t-r)/2),p=a((r-t)/2),f=o((r-t)/2);switch(i){case"XYX":e.set(s*u,l*h,l*d,s*c);break;case"YZY":e.set(l*d,s*u,l*h,s*c);break;case"ZXZ":e.set(l*h,l*d,s*u,s*c);break;case"XZX":e.set(s*u,l*f,l*p,s*c);break;case"YXY":e.set(l*p,s*u,l*f,s*c);break;case"ZYZ":e.set(l*f,l*p,s*u,s*c);break;default:console.warn("THREE.MathUtils: .setQuaternionFromProperEuler() encountered an unknown order: "+i)}},normalize:aa,denormalize:ia};class sa{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;sa.prototype.isVector2=!0,this.x=e,this.y=t}get width(){return this.x}set width(e){this.x=e}get height(){return this.y}set height(e){this.y=e}set(e,t){return this.x=e,this.y=t,this}setScalar(e){return this.x=e,this.y=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y)}copy(e){return this.x=e.x,this.y=e.y,this}add(e){return this.x+=e.x,this.y+=e.y,this}addScalar(e){return this.x+=e,this.y+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this}subScalar(e){return this.x-=e,this.y-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this}multiply(e){return this.x*=e.x,this.y*=e.y,this}multiplyScalar(e){return this.x*=e,this.y*=e,this}divide(e){return this.x/=e.x,this.y/=e.y,this}divideScalar(e){return this.multiplyScalar(1/e)}applyMatrix3(e){const t=this.x,n=this.y,r=e.elements;return this.x=r[0]*t+r[3]*n+r[6],this.y=r[1]*t+r[4]*n+r[7],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this}clamp(e,t){return this.x=ta(this.x,e.x,t.x),this.y=ta(this.y,e.y,t.y),this}clampScalar(e,t){return this.x=ta(this.x,e,t),this.y=ta(this.y,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(ta(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this}negate(){return this.x=-this.x,this.y=-this.y,this}dot(e){return this.x*e.x+this.y*e.y}cross(e){return this.x*e.y-this.y*e.x}lengthSq(){return this.x*this.x+this.y*this.y}length(){return Math.sqrt(this.x*this.x+this.y*this.y)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)}normalize(){return this.divideScalar(this.length()||1)}angle(){return Math.atan2(-this.y,-this.x)+Math.PI}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(ta(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y;return t*t+n*n}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this}equals(e){return e.x===this.x&&e.y===this.y}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this}rotateAround(e,t){const n=Math.cos(t),r=Math.sin(t),i=this.x-e.x,a=this.y-e.y;return this.x=i*n-a*r+e.x,this.y=i*r+a*n+e.y,this}random(){return this.x=Math.random(),this.y=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y}}class la{constructor(e,t,n,r,i,a,o,s,l){la.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,n,r,i,a,o,s,l)}set(e,t,n,r,i,a,o,s,l){const c=this.elements;return c[0]=e,c[1]=r,c[2]=o,c[3]=t,c[4]=i,c[5]=s,c[6]=n,c[7]=a,c[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,i=this.elements,a=n[0],o=n[3],s=n[6],l=n[1],c=n[4],u=n[7],h=n[2],d=n[5],p=n[8],f=r[0],m=r[3],g=r[6],v=r[1],y=r[4],b=r[7],_=r[2],x=r[5],S=r[8];return i[0]=a*f+o*v+s*_,i[3]=a*m+o*y+s*x,i[6]=a*g+o*b+s*S,i[1]=l*f+c*v+u*_,i[4]=l*m+c*y+u*x,i[7]=l*g+c*b+u*S,i[2]=h*f+d*v+p*_,i[5]=h*m+d*y+p*x,i[8]=h*g+d*b+p*S,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8];return t*a*c-t*o*l-n*i*c+n*o*s+r*i*l-r*a*s}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8],u=c*a-o*l,h=o*s-c*i,d=l*i-a*s,p=t*u+n*h+r*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);const f=1/p;return e[0]=u*f,e[1]=(r*l-c*n)*f,e[2]=(o*n-r*a)*f,e[3]=h*f,e[4]=(c*t-r*s)*f,e[5]=(r*i-o*t)*f,e[6]=d*f,e[7]=(n*s-l*t)*f,e[8]=(a*t-n*i)*f,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,r,i,a,o){const s=Math.cos(i),l=Math.sin(i);return this.set(n*s,n*l,-n*(s*a+l*o)+a+e,-r*l,r*s,-r*(-l*a+s*o)+o+t,0,0,1),this}scale(e,t){return this.premultiply(ca.makeScale(e,t)),this}rotate(e){return this.premultiply(ca.makeRotation(-e)),this}translate(e,t){return this.premultiply(ca.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let r=0;r<9;r++)if(t[r]!==n[r])return!1;return!0}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const ca=new la;function ua(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}const ha={Int8Array:Int8Array,Uint8Array:Uint8Array,Uint8ClampedArray:Uint8ClampedArray,Int16Array:Int16Array,Uint16Array:Uint16Array,Int32Array:Int32Array,Uint32Array:Uint32Array,Float32Array:Float32Array,Float64Array:Float64Array};function da(e,t){return new ha[e](t)}function pa(e){return document.createElementNS("http://www.w3.org/1999/xhtml",e)}function fa(){const e=pa("canvas");return e.style.display="block",e}const ma={};function ga(e){e in ma||(ma[e]=!0,console.warn(e))}const va=(new la).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),ya=(new la).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function ba(){const e={enabled:!0,workingColorSpace:li,spaces:{},convert:function(e,t,n){return!1!==this.enabled&&t!==n&&t&&n?(this.spaces[t].transfer===ui&&(e.r=xa(e.r),e.g=xa(e.g),e.b=xa(e.b)),this.spaces[t].primaries!==this.spaces[n].primaries&&(e.applyMatrix3(this.spaces[t].toXYZ),e.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===ui&&(e.r=Sa(e.r),e.g=Sa(e.g),e.b=Sa(e.b)),e):e},fromWorkingColorSpace:function(e,t){return this.convert(e,this.workingColorSpace,t)},toWorkingColorSpace:function(e,t){return this.convert(e,t,this.workingColorSpace)},getPrimaries:function(e){return this.spaces[e].primaries},getTransfer:function(e){return e===oi?ci:this.spaces[e].transfer},getLuminanceCoefficients:function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.workingColorSpace;return e.fromArray(this.spaces[t].luminanceCoefficients)},define:function(e){Object.assign(this.spaces,e)},_getMatrix:function(e,t,n){return e.copy(this.spaces[t].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(e){return this.spaces[e].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.workingColorSpace;return this.spaces[e].workingColorSpaceConfig.unpackColorSpace}},t=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],r=[.3127,.329];return e.define({[li]:{primaries:t,whitePoint:r,transfer:ci,toXYZ:va,fromXYZ:ya,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:si},outputColorSpaceConfig:{drawingBufferColorSpace:si}},[si]:{primaries:t,whitePoint:r,transfer:ui,toXYZ:va,fromXYZ:ya,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:si}}}),e}const _a=ba();function xa(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function Sa(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}let wa;class Aa{static getDataURL(e){let t,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"image/png";if(/^data:/i.test(e.src))return e.src;if("undefined"===typeof HTMLCanvasElement)return e.src;if(e instanceof HTMLCanvasElement)t=e;else{void 0===wa&&(wa=pa("canvas")),wa.width=e.width,wa.height=e.height;const n=wa.getContext("2d");e instanceof ImageData?n.putImageData(e,0,0):n.drawImage(e,0,0,e.width,e.height),t=wa}return t.toDataURL(n)}static sRGBToLinear(e){if("undefined"!==typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&e instanceof ImageBitmap){const t=pa("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const r=n.getImageData(0,0,e.width,e.height),i=r.data;for(let e=0;e<i.length;e++)i[e]=255*xa(i[e]/255);return n.putImageData(r,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*xa(t[e]/255)):t[e]=xa(t[e]);return{data:t,width:e.width,height:e.height}}return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Ma=0;class Ea{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;this.isSource=!0,Object.defineProperty(this,"id",{value:Ma++}),this.uuid=ea(),this.data=e,this.dataReady=!0,this.version=0}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"===typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const n={uuid:this.uuid,url:""},r=this.data;if(null!==r){let e;if(Array.isArray(r)){e=[];for(let t=0,n=r.length;t<n;t++)r[t].isDataTexture?e.push(Ca(r[t].image)):e.push(Ca(r[t]))}else e=Ca(r);n.url=e}return t||(e.images[this.uuid]=n),n}}function Ca(e){return"undefined"!==typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!==typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!==typeof ImageBitmap&&e instanceof ImageBitmap?Aa.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let Ta=0;class Ra extends qi{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:Ra.DEFAULT_IMAGE,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Ra.DEFAULT_MAPPING,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Mn,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Mn,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:In,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:Fn,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Qn,s=arguments.length>7&&void 0!==arguments[7]?arguments[7]:kn,l=arguments.length>8&&void 0!==arguments[8]?arguments[8]:Ra.DEFAULT_ANISOTROPY,c=arguments.length>9&&void 0!==arguments[9]?arguments[9]:oi;super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:Ta++}),this.uuid=ea(),this.name="",this.source=new Ea(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=r,this.magFilter=i,this.minFilter=a,this.anisotropy=l,this.format=o,this.internalFormat=null,this.type=s,this.offset=new sa(0,0),this.repeat=new sa(1,1),this.center=new sa(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new la,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=c,this.userData={},this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.pmremVersion=0}get image(){return this.source.data}set image(e){void 0===e&&(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.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}toJSON(e){const t=void 0===e||"string"===typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={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&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(this.mapping!==yn)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case An:e.x=e.x-Math.floor(e.x);break;case Mn:e.x=e.x<0?0:1;break;case En:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case An:e.y=e.y-Math.floor(e.y);break;case Mn:e.y=e.y<0?0:1;break;case En:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){!0===e&&this.pmremVersion++}}Ra.DEFAULT_IMAGE=null,Ra.DEFAULT_MAPPING=yn,Ra.DEFAULT_ANISOTROPY=1;class Pa{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;Pa.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=r}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,i=this.w,a=e.elements;return this.x=a[0]*t+a[4]*n+a[8]*r+a[12]*i,this.y=a[1]*t+a[5]*n+a[9]*r+a[13]*i,this.z=a[2]*t+a[6]*n+a[10]*r+a[14]*i,this.w=a[3]*t+a[7]*n+a[11]*r+a[15]*i,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 t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,r,i;const a=.01,o=.1,s=e.elements,l=s[0],c=s[4],u=s[8],h=s[1],d=s[5],p=s[9],f=s[2],m=s[6],g=s[10];if(Math.abs(c-h)<a&&Math.abs(u-f)<a&&Math.abs(p-m)<a){if(Math.abs(c+h)<o&&Math.abs(u+f)<o&&Math.abs(p+m)<o&&Math.abs(l+d+g-3)<o)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,s=(d+1)/2,v=(g+1)/2,y=(c+h)/4,b=(u+f)/4,_=(p+m)/4;return e>s&&e>v?e<a?(n=0,r=.707106781,i=.707106781):(n=Math.sqrt(e),r=y/n,i=b/n):s>v?s<a?(n=.707106781,r=0,i=.707106781):(r=Math.sqrt(s),n=y/r,i=_/r):v<a?(n=.707106781,r=.707106781,i=0):(i=Math.sqrt(v),n=b/i,r=_/i),this.set(n,r,i,t),this}let v=Math.sqrt((m-p)*(m-p)+(u-f)*(u-f)+(h-c)*(h-c));return Math.abs(v)<.001&&(v=1),this.x=(m-p)/v,this.y=(u-f)/v,this.z=(h-c)/v,this.w=Math.acos((l+d+g-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=ta(this.x,e.x,t.x),this.y=ta(this.y,e.y,t.y),this.z=ta(this.z,e.z,t.z),this.w=ta(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=ta(this.x,e,t),this.y=ta(this.y,e,t),this.z=ta(this.z,e,t),this.w=ta(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(ta(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Ba extends qi{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};super(),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=1,this.scissor=new Pa(0,0,e,t),this.scissorTest=!1,this.viewport=new Pa(0,0,e,t);const r={width:e,height:t,depth:1};n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:In,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1},n);const i=new Ra(r,n.mapping,n.wrapS,n.wrapT,n.magFilter,n.minFilter,n.format,n.type,n.anisotropy,n.colorSpace);i.flipY=!1,i.generateMipmaps=n.generateMipmaps,i.internalFormat=n.internalFormat,this.textures=[];const a=n.count;for(let o=0;o<a;o++)this.textures[o]=i.clone(),this.textures[o].isRenderTargetTexture=!0,this.textures[o].renderTarget=this;this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=n.depthTexture,this.samples=n.samples}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){null!==this._depthTexture&&(this._depthTexture.renderTarget=null),null!==e&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let r=0,i=this.textures.length;r<i;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=n;this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const n=Object.assign({},e.textures[t].image);this.textures[t].source=new Ea(n)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class Ia extends Ba{constructor(){super(arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,arguments.length>2&&void 0!==arguments[2]?arguments[2]:{}),this.isWebGLRenderTarget=!0}}class La extends Ra{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=Cn,this.minFilter=Cn,this.wrapR=Mn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Da extends Ia{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t,arguments.length>3&&void 0!==arguments[3]?arguments[3]:{}),this.isWebGLArrayRenderTarget=!0,this.depth=n,this.texture=new La(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Fa extends Ra{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=Cn,this.minFilter=Cn,this.wrapR=Mn,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class Na extends Ia{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t,arguments.length>3&&void 0!==arguments[3]?arguments[3]:{}),this.isWebGL3DRenderTarget=!0,this.depth=n,this.texture=new Fa(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class ka{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;this.isQuaternion=!0,this._x=e,this._y=t,this._z=n,this._w=r}static slerpFlat(e,t,n,r,i,a,o){let s=n[r+0],l=n[r+1],c=n[r+2],u=n[r+3];const h=i[a+0],d=i[a+1],p=i[a+2],f=i[a+3];if(0===o)return e[t+0]=s,e[t+1]=l,e[t+2]=c,void(e[t+3]=u);if(1===o)return e[t+0]=h,e[t+1]=d,e[t+2]=p,void(e[t+3]=f);if(u!==f||s!==h||l!==d||c!==p){let e=1-o;const t=s*h+l*d+c*p+u*f,n=t>=0?1:-1,r=1-t*t;if(r>Number.EPSILON){const i=Math.sqrt(r),a=Math.atan2(i,t*n);e=Math.sin(e*a)/i,o=Math.sin(o*a)/i}const i=o*n;if(s=s*e+h*i,l=l*e+d*i,c=c*e+p*i,u=u*e+f*i,e===1-o){const e=1/Math.sqrt(s*s+l*l+c*c+u*u);s*=e,l*=e,c*=e,u*=e}}e[t]=s,e[t+1]=l,e[t+2]=c,e[t+3]=u}static multiplyQuaternionsFlat(e,t,n,r,i,a){const o=n[r],s=n[r+1],l=n[r+2],c=n[r+3],u=i[a],h=i[a+1],d=i[a+2],p=i[a+3];return e[t]=o*p+c*u+s*d-l*h,e[t+1]=s*p+c*h+l*u-o*d,e[t+2]=l*p+c*d+o*h-s*u,e[t+3]=c*p-o*u-s*h-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];const n=e._x,r=e._y,i=e._z,a=e._order,o=Math.cos,s=Math.sin,l=o(n/2),c=o(r/2),u=o(i/2),h=s(n/2),d=s(r/2),p=s(i/2);switch(a){case"XYZ":this._x=h*c*u+l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u-h*d*p;break;case"YXZ":this._x=h*c*u+l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u+h*d*p;break;case"ZXY":this._x=h*c*u-l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u-h*d*p;break;case"ZYX":this._x=h*c*u-l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u+h*d*p;break;case"YZX":this._x=h*c*u+l*d*p,this._y=l*d*u+h*c*p,this._z=l*c*p-h*d*u,this._w=l*c*u-h*d*p;break;case"XZY":this._x=h*c*u-l*d*p,this._y=l*d*u-h*c*p,this._z=l*c*p+h*d*u,this._w=l*c*u+h*d*p;break;default:console.warn("THREE.Quaternion: .setFromEuler() encountered an unknown order: "+a)}return!0===t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],r=t[4],i=t[8],a=t[1],o=t[5],s=t[9],l=t[2],c=t[6],u=t[10],h=n+o+u;if(h>0){const e=.5/Math.sqrt(h+1);this._w=.25/e,this._x=(c-s)*e,this._y=(i-l)*e,this._z=(a-r)*e}else if(n>o&&n>u){const e=2*Math.sqrt(1+n-o-u);this._w=(c-s)/e,this._x=.25*e,this._y=(r+a)/e,this._z=(i+l)/e}else if(o>u){const e=2*Math.sqrt(1+o-n-u);this._w=(i-l)/e,this._x=(r+a)/e,this._y=.25*e,this._z=(s+c)/e}else{const e=2*Math.sqrt(1+u-n-o);this._w=(a-r)/e,this._x=(i+l)/e,this._y=(s+c)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<Number.EPSILON?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(ta(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const r=Math.min(1,t/n);return this.slerp(e,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,r=e._y,i=e._z,a=e._w,o=t._x,s=t._y,l=t._z,c=t._w;return this._x=n*c+a*o+r*l-i*s,this._y=r*c+a*s+i*o-n*l,this._z=i*c+a*l+n*s-r*o,this._w=a*c-n*o-r*s-i*l,this._onChangeCallback(),this}slerp(e,t){if(0===t)return this;if(1===t)return this.copy(e);const n=this._x,r=this._y,i=this._z,a=this._w;let o=a*e._w+n*e._x+r*e._y+i*e._z;if(o<0?(this._w=-e._w,this._x=-e._x,this._y=-e._y,this._z=-e._z,o=-o):this.copy(e),o>=1)return this._w=a,this._x=n,this._y=r,this._z=i,this;const s=1-o*o;if(s<=Number.EPSILON){const e=1-t;return this._w=e*a+t*this._w,this._x=e*n+t*this._x,this._y=e*r+t*this._y,this._z=e*i+t*this._z,this.normalize(),this}const l=Math.sqrt(s),c=Math.atan2(l,o),u=Math.sin((1-t)*c)/l,h=Math.sin(t*c)/l;return this._w=a*u+this._w*h,this._x=n*u+this._x*h,this._y=r*u+this._y*h,this._z=i*u+this._z*h,this._onChangeCallback(),this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),r=Math.sqrt(1-n),i=Math.sqrt(n);return this.set(r*Math.sin(e),r*Math.cos(e),i*Math.sin(t),i*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class Ua{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;Ua.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(za.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(za.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6]*r,this.y=i[1]*t+i[4]*n+i[7]*r,this.z=i[2]*t+i[5]*n+i[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,i=e.elements,a=1/(i[3]*t+i[7]*n+i[11]*r+i[15]);return this.x=(i[0]*t+i[4]*n+i[8]*r+i[12])*a,this.y=(i[1]*t+i[5]*n+i[9]*r+i[13])*a,this.z=(i[2]*t+i[6]*n+i[10]*r+i[14])*a,this}applyQuaternion(e){const t=this.x,n=this.y,r=this.z,i=e.x,a=e.y,o=e.z,s=e.w,l=2*(a*r-o*n),c=2*(o*t-i*r),u=2*(i*n-a*t);return this.x=t+s*l+a*u-o*c,this.y=n+s*c+o*l-i*u,this.z=r+s*u+i*c-a*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[4]*n+i[8]*r,this.y=i[1]*t+i[5]*n+i[9]*r,this.z=i[2]*t+i[6]*n+i[10]*r,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=ta(this.x,e.x,t.x),this.y=ta(this.y,e.y,t.y),this.z=ta(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=ta(this.x,e,t),this.y=ta(this.y,e,t),this.z=ta(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(ta(n,e,t))}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 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Math.acos(ta(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=2*Math.random()-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const Oa=new Ua,za=new ka;class Ha{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua(1/0,1/0,1/0),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua(-1/0,-1/0,-1/0);this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(Va.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(Va.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Va.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return this.makeEmpty(),this.expandByObject(e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e.updateWorldMatrix(!1,!1);const n=e.geometry;if(void 0!==n){const r=n.getAttribute("position");if(!0===t&&void 0!==r&&!0!==e.isInstancedMesh)for(let t=0,n=r.count;t<n;t++)!0===e.isMesh?e.getVertexPosition(t,Va):Va.fromBufferAttribute(r,t),Va.applyMatrix4(e.matrixWorld),this.expandByPoint(Va);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),ja.copy(e.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),ja.copy(n.boundingBox)),ja.applyMatrix4(e.matrixWorld),this.union(ja)}const r=e.children;for(let i=0,a=r.length;i<a;i++)this.expandByObject(r[i],t);return this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,Va),Va.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Qa),Za.subVectors(this.max,Qa),Wa.subVectors(e.a,Qa),Xa.subVectors(e.b,Qa),Ja.subVectors(e.c,Qa),Ya.subVectors(Xa,Wa),qa.subVectors(Ja,Xa),Ka.subVectors(Wa,Ja);let t=[0,-Ya.z,Ya.y,0,-qa.z,qa.y,0,-Ka.z,Ka.y,Ya.z,0,-Ya.x,qa.z,0,-qa.x,Ka.z,0,-Ka.x,-Ya.y,Ya.x,0,-qa.y,qa.x,0,-Ka.y,Ka.x,0];return!!to(t,Wa,Xa,Ja,Za)&&(t=[1,0,0,0,1,0,0,0,1],!!to(t,Wa,Xa,Ja,Za)&&($a.crossVectors(Ya,qa),t=[$a.x,$a.y,$a.z],to(t,Wa,Xa,Ja,Za)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Va).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(Va).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(Ga[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Ga[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Ga[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Ga[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Ga[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Ga[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Ga[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Ga[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Ga)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Ga=[new Ua,new Ua,new Ua,new Ua,new Ua,new Ua,new Ua,new Ua],Va=new Ua,ja=new Ha,Wa=new Ua,Xa=new Ua,Ja=new Ua,Ya=new Ua,qa=new Ua,Ka=new Ua,Qa=new Ua,Za=new Ua,$a=new Ua,eo=new Ua;function to(e,t,n,r,i){for(let a=0,o=e.length-3;a<=o;a+=3){eo.fromArray(e,a);const o=i.x*Math.abs(eo.x)+i.y*Math.abs(eo.y)+i.z*Math.abs(eo.z),s=t.dot(eo),l=n.dot(eo),c=r.dot(eo);if(Math.max(-Math.max(s,l,c),Math.min(s,l,c))>o)return!1}return!0}const no=new Ha,ro=new Ua,io=new Ua;class ao{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1;this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):no.setFromPoints(e).getCenter(n);let r=0;for(let i=0,a=e.length;i<a;i++)r=Math.max(r,n.distanceToSquared(e[i]));return this.radius=Math.sqrt(r),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;ro.subVectors(e,this.center);const t=ro.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.addScaledVector(ro,n/e),this.radius+=n}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(io.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(ro.copy(e.center).add(io)),this.expandByPoint(ro.copy(e.center).sub(io))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}}const oo=new Ua,so=new Ua,lo=new Ua,co=new Ua,uo=new Ua,ho=new Ua,po=new Ua;class fo{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua(0,0,-1);this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,oo)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=oo.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(oo.copy(this.origin).addScaledVector(this.direction,t),oo.distanceToSquared(e))}distanceSqToSegment(e,t,n,r){so.copy(e).add(t).multiplyScalar(.5),lo.copy(t).sub(e).normalize(),co.copy(this.origin).sub(so);const i=.5*e.distanceTo(t),a=-this.direction.dot(lo),o=co.dot(this.direction),s=-co.dot(lo),l=co.lengthSq(),c=Math.abs(1-a*a);let u,h,d,p;if(c>0)if(u=a*s-o,h=a*o-s,p=i*c,u>=0)if(h>=-p)if(h<=p){const e=1/c;u*=e,h*=e,d=u*(u+a*h+2*o)+h*(a*u+h+2*s)+l}else h=i,u=Math.max(0,-(a*h+o)),d=-u*u+h*(h+2*s)+l;else h=-i,u=Math.max(0,-(a*h+o)),d=-u*u+h*(h+2*s)+l;else h<=-p?(u=Math.max(0,-(-a*i+o)),h=u>0?-i:Math.min(Math.max(-i,-s),i),d=-u*u+h*(h+2*s)+l):h<=p?(u=0,h=Math.min(Math.max(-i,-s),i),d=h*(h+2*s)+l):(u=Math.max(0,-(a*i+o)),h=u>0?i:Math.min(Math.max(-i,-s),i),d=-u*u+h*(h+2*s)+l);else h=a>0?-i:i,u=Math.max(0,-(a*h+o)),d=-u*u+h*(h+2*s)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,u),r&&r.copy(so).addScaledVector(lo,h),d}intersectSphere(e,t){oo.subVectors(e.center,this.origin);const n=oo.dot(this.direction),r=oo.dot(oo)-n*n,i=e.radius*e.radius;if(r>i)return null;const a=Math.sqrt(i-r),o=n-a,s=n+a;return s<0?null:o<0?this.at(s,t):this.at(o,t)}intersectsSphere(e){return this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,r,i,a,o,s;const l=1/this.direction.x,c=1/this.direction.y,u=1/this.direction.z,h=this.origin;return l>=0?(n=(e.min.x-h.x)*l,r=(e.max.x-h.x)*l):(n=(e.max.x-h.x)*l,r=(e.min.x-h.x)*l),c>=0?(i=(e.min.y-h.y)*c,a=(e.max.y-h.y)*c):(i=(e.max.y-h.y)*c,a=(e.min.y-h.y)*c),n>a||i>r?null:((i>n||isNaN(n))&&(n=i),(a<r||isNaN(r))&&(r=a),u>=0?(o=(e.min.z-h.z)*u,s=(e.max.z-h.z)*u):(o=(e.max.z-h.z)*u,s=(e.min.z-h.z)*u),n>s||o>r?null:((o>n||n!==n)&&(n=o),(s<r||r!==r)&&(r=s),r<0?null:this.at(n>=0?n:r,t)))}intersectsBox(e){return null!==this.intersectBox(e,oo)}intersectTriangle(e,t,n,r,i){uo.subVectors(t,e),ho.subVectors(n,e),po.crossVectors(uo,ho);let a,o=this.direction.dot(po);if(o>0){if(r)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}co.subVectors(this.origin,e);const s=a*this.direction.dot(ho.crossVectors(co,ho));if(s<0)return null;const l=a*this.direction.dot(uo.cross(co));if(l<0)return null;if(s+l>o)return null;const c=-a*co.dot(po);return c<0?null:this.at(c/o,i)}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 mo{constructor(e,t,n,r,i,a,o,s,l,c,u,h,d,p,f,m){mo.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,n,r,i,a,o,s,l,c,u,h,d,p,f,m)}set(e,t,n,r,i,a,o,s,l,c,u,h,d,p,f,m){const g=this.elements;return g[0]=e,g[4]=t,g[8]=n,g[12]=r,g[1]=i,g[5]=a,g[9]=o,g[13]=s,g[2]=l,g[6]=c,g[10]=u,g[14]=h,g[3]=d,g[7]=p,g[11]=f,g[15]=m,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new mo).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){const t=this.elements,n=e.elements,r=1/go.setFromMatrixColumn(e,0).length(),i=1/go.setFromMatrixColumn(e,1).length(),a=1/go.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*i,t[5]=n[5]*i,t[6]=n[6]*i,t[7]=0,t[8]=n[8]*a,t[9]=n[9]*a,t[10]=n[10]*a,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,r=e.y,i=e.z,a=Math.cos(n),o=Math.sin(n),s=Math.cos(r),l=Math.sin(r),c=Math.cos(i),u=Math.sin(i);if("XYZ"===e.order){const e=a*c,n=a*u,r=o*c,i=o*u;t[0]=s*c,t[4]=-s*u,t[8]=l,t[1]=n+r*l,t[5]=e-i*l,t[9]=-o*s,t[2]=i-e*l,t[6]=r+n*l,t[10]=a*s}else if("YXZ"===e.order){const e=s*c,n=s*u,r=l*c,i=l*u;t[0]=e+i*o,t[4]=r*o-n,t[8]=a*l,t[1]=a*u,t[5]=a*c,t[9]=-o,t[2]=n*o-r,t[6]=i+e*o,t[10]=a*s}else if("ZXY"===e.order){const e=s*c,n=s*u,r=l*c,i=l*u;t[0]=e-i*o,t[4]=-a*u,t[8]=r+n*o,t[1]=n+r*o,t[5]=a*c,t[9]=i-e*o,t[2]=-a*l,t[6]=o,t[10]=a*s}else if("ZYX"===e.order){const e=a*c,n=a*u,r=o*c,i=o*u;t[0]=s*c,t[4]=r*l-n,t[8]=e*l+i,t[1]=s*u,t[5]=i*l+e,t[9]=n*l-r,t[2]=-l,t[6]=o*s,t[10]=a*s}else if("YZX"===e.order){const e=a*s,n=a*l,r=o*s,i=o*l;t[0]=s*c,t[4]=i-e*u,t[8]=r*u+n,t[1]=u,t[5]=a*c,t[9]=-o*c,t[2]=-l*c,t[6]=n*u+r,t[10]=e-i*u}else if("XZY"===e.order){const e=a*s,n=a*l,r=o*s,i=o*l;t[0]=s*c,t[4]=-u,t[8]=l*c,t[1]=e*u+i,t[5]=a*c,t[9]=n*u-r,t[2]=r*u-n,t[6]=o*c,t[10]=i*u+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(yo,e,bo)}lookAt(e,t,n){const r=this.elements;return So.subVectors(e,t),0===So.lengthSq()&&(So.z=1),So.normalize(),_o.crossVectors(n,So),0===_o.lengthSq()&&(1===Math.abs(n.z)?So.x+=1e-4:So.z+=1e-4,So.normalize(),_o.crossVectors(n,So)),_o.normalize(),xo.crossVectors(So,_o),r[0]=_o.x,r[4]=xo.x,r[8]=So.x,r[1]=_o.y,r[5]=xo.y,r[9]=So.y,r[2]=_o.z,r[6]=xo.z,r[10]=So.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,i=this.elements,a=n[0],o=n[4],s=n[8],l=n[12],c=n[1],u=n[5],h=n[9],d=n[13],p=n[2],f=n[6],m=n[10],g=n[14],v=n[3],y=n[7],b=n[11],_=n[15],x=r[0],S=r[4],w=r[8],A=r[12],M=r[1],E=r[5],C=r[9],T=r[13],R=r[2],P=r[6],B=r[10],I=r[14],L=r[3],D=r[7],F=r[11],N=r[15];return i[0]=a*x+o*M+s*R+l*L,i[4]=a*S+o*E+s*P+l*D,i[8]=a*w+o*C+s*B+l*F,i[12]=a*A+o*T+s*I+l*N,i[1]=c*x+u*M+h*R+d*L,i[5]=c*S+u*E+h*P+d*D,i[9]=c*w+u*C+h*B+d*F,i[13]=c*A+u*T+h*I+d*N,i[2]=p*x+f*M+m*R+g*L,i[6]=p*S+f*E+m*P+g*D,i[10]=p*w+f*C+m*B+g*F,i[14]=p*A+f*T+m*I+g*N,i[3]=v*x+y*M+b*R+_*L,i[7]=v*S+y*E+b*P+_*D,i[11]=v*w+y*C+b*B+_*F,i[15]=v*A+y*T+b*I+_*N,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],r=e[8],i=e[12],a=e[1],o=e[5],s=e[9],l=e[13],c=e[2],u=e[6],h=e[10],d=e[14];return e[3]*(+i*s*u-r*l*u-i*o*h+n*l*h+r*o*d-n*s*d)+e[7]*(+t*s*d-t*l*h+i*a*h-r*a*d+r*l*c-i*s*c)+e[11]*(+t*l*u-t*o*d-i*a*u+n*a*d+i*o*c-n*l*c)+e[15]*(-r*o*c-t*s*u+t*o*h+r*a*u-n*a*h+n*s*c)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],a=e[4],o=e[5],s=e[6],l=e[7],c=e[8],u=e[9],h=e[10],d=e[11],p=e[12],f=e[13],m=e[14],g=e[15],v=u*m*l-f*h*l+f*s*d-o*m*d-u*s*g+o*h*g,y=p*h*l-c*m*l-p*s*d+a*m*d+c*s*g-a*h*g,b=c*f*l-p*u*l+p*o*d-a*f*d-c*o*g+a*u*g,_=p*u*s-c*f*s-p*o*h+a*f*h+c*o*m-a*u*m,x=t*v+n*y+r*b+i*_;if(0===x)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const S=1/x;return e[0]=v*S,e[1]=(f*h*i-u*m*i-f*r*d+n*m*d+u*r*g-n*h*g)*S,e[2]=(o*m*i-f*s*i+f*r*l-n*m*l-o*r*g+n*s*g)*S,e[3]=(u*s*i-o*h*i-u*r*l+n*h*l+o*r*d-n*s*d)*S,e[4]=y*S,e[5]=(c*m*i-p*h*i+p*r*d-t*m*d-c*r*g+t*h*g)*S,e[6]=(p*s*i-a*m*i-p*r*l+t*m*l+a*r*g-t*s*g)*S,e[7]=(a*h*i-c*s*i+c*r*l-t*h*l-a*r*d+t*s*d)*S,e[8]=b*S,e[9]=(p*u*i-c*f*i-p*n*d+t*f*d+c*n*g-t*u*g)*S,e[10]=(a*f*i-p*o*i+p*n*l-t*f*l-a*n*g+t*o*g)*S,e[11]=(c*o*i-a*u*i-c*n*l+t*u*l+a*n*d-t*o*d)*S,e[12]=_*S,e[13]=(c*f*r-p*u*r+p*n*h-t*f*h-c*n*m+t*u*m)*S,e[14]=(p*o*r-a*f*r-p*n*s+t*f*s+a*n*m-t*o*m)*S,e[15]=(a*u*r-c*o*r+c*n*s-t*u*s-a*n*h+t*o*h)*S,this}scale(e){const t=this.elements,n=e.x,r=e.y,i=e.z;return t[0]*=n,t[4]*=r,t[8]*=i,t[1]*=n,t[5]*=r,t[9]*=i,t[2]*=n,t[6]*=r,t[10]*=i,t[3]*=n,t[7]*=r,t[11]*=i,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),r=Math.sin(t),i=1-n,a=e.x,o=e.y,s=e.z,l=i*a,c=i*o;return this.set(l*a+n,l*o-r*s,l*s+r*o,0,l*o+r*s,c*o+n,c*s-r*a,0,l*s-r*o,c*s+r*a,i*s*s+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,r,i,a){return this.set(1,n,i,0,e,1,a,0,t,r,1,0,0,0,0,1),this}compose(e,t,n){const r=this.elements,i=t._x,a=t._y,o=t._z,s=t._w,l=i+i,c=a+a,u=o+o,h=i*l,d=i*c,p=i*u,f=a*c,m=a*u,g=o*u,v=s*l,y=s*c,b=s*u,_=n.x,x=n.y,S=n.z;return r[0]=(1-(f+g))*_,r[1]=(d+b)*_,r[2]=(p-y)*_,r[3]=0,r[4]=(d-b)*x,r[5]=(1-(h+g))*x,r[6]=(m+v)*x,r[7]=0,r[8]=(p+y)*S,r[9]=(m-v)*S,r[10]=(1-(h+f))*S,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,n){const r=this.elements;let i=go.set(r[0],r[1],r[2]).length();const a=go.set(r[4],r[5],r[6]).length(),o=go.set(r[8],r[9],r[10]).length();this.determinant()<0&&(i=-i),e.x=r[12],e.y=r[13],e.z=r[14],vo.copy(this);const s=1/i,l=1/a,c=1/o;return vo.elements[0]*=s,vo.elements[1]*=s,vo.elements[2]*=s,vo.elements[4]*=l,vo.elements[5]*=l,vo.elements[6]*=l,vo.elements[8]*=c,vo.elements[9]*=c,vo.elements[10]*=c,t.setFromRotationMatrix(vo),n.x=i,n.y=a,n.z=o,this}makePerspective(e,t,n,r,i,a){let o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Xi;const s=this.elements,l=2*i/(t-e),c=2*i/(n-r),u=(t+e)/(t-e),h=(n+r)/(n-r);let d,p;if(o===Xi)d=-(a+i)/(a-i),p=-2*a*i/(a-i);else{if(o!==Ji)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);d=-a/(a-i),p=-a*i/(a-i)}return s[0]=l,s[4]=0,s[8]=u,s[12]=0,s[1]=0,s[5]=c,s[9]=h,s[13]=0,s[2]=0,s[6]=0,s[10]=d,s[14]=p,s[3]=0,s[7]=0,s[11]=-1,s[15]=0,this}makeOrthographic(e,t,n,r,i,a){let o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Xi;const s=this.elements,l=1/(t-e),c=1/(n-r),u=1/(a-i),h=(t+e)*l,d=(n+r)*c;let p,f;if(o===Xi)p=(a+i)*u,f=-2*u;else{if(o!==Ji)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);p=i*u,f=-1*u}return s[0]=2*l,s[4]=0,s[8]=0,s[12]=-h,s[1]=0,s[5]=2*c,s[9]=0,s[13]=-d,s[2]=0,s[6]=0,s[10]=f,s[14]=-p,s[3]=0,s[7]=0,s[11]=0,s[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let r=0;r<16;r++)if(t[r]!==n[r])return!1;return!0}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const go=new Ua,vo=new mo,yo=new Ua(0,0,0),bo=new Ua(1,1,1),_o=new Ua,xo=new Ua,So=new Ua,wo=new mo,Ao=new ka;class Mo{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Mo.DEFAULT_ORDER;this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=r}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:this._order;return this._x=e,this._y=t,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order,n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];const r=e.elements,i=r[0],a=r[4],o=r[8],s=r[1],l=r[5],c=r[9],u=r[2],h=r[6],d=r[10];switch(t){case"XYZ":this._y=Math.asin(ta(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-c,d),this._z=Math.atan2(-a,i)):(this._x=Math.atan2(h,l),this._z=0);break;case"YXZ":this._x=Math.asin(-ta(c,-1,1)),Math.abs(c)<.9999999?(this._y=Math.atan2(o,d),this._z=Math.atan2(s,l)):(this._y=Math.atan2(-u,i),this._z=0);break;case"ZXY":this._x=Math.asin(ta(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-a,l)):(this._y=0,this._z=Math.atan2(s,i));break;case"ZYX":this._y=Math.asin(-ta(u,-1,1)),Math.abs(u)<.9999999?(this._x=Math.atan2(h,d),this._z=Math.atan2(s,i)):(this._x=0,this._z=Math.atan2(-a,l));break;case"YZX":this._z=Math.asin(ta(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(-c,l),this._y=Math.atan2(-u,i)):(this._x=0,this._y=Math.atan2(o,d));break;case"XZY":this._z=Math.asin(-ta(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(h,l),this._y=Math.atan2(o,i)):(this._x=Math.atan2(-c,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return wo.makeRotationFromQuaternion(e),this.setFromRotationMatrix(wo,t,n)}setFromVector3(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order;return this.set(e.x,e.y,e.z,t)}reorder(e){return Ao.setFromEuler(this),this.setFromQuaternion(Ao,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Mo.DEFAULT_ORDER="XYZ";class Eo{constructor(){this.mask=1}set(e){this.mask=1<<e>>>0}enable(e){this.mask|=1<<e}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e}disable(e){this.mask&=~(1<<e)}disableAll(){this.mask=0}test(e){return 0!==(this.mask&e.mask)}isEnabled(e){return 0!==(this.mask&1<<e)}}let Co=0;const To=new Ua,Ro=new ka,Po=new mo,Bo=new Ua,Io=new Ua,Lo=new Ua,Do=new ka,Fo=new Ua(1,0,0),No=new Ua(0,1,0),ko=new Ua(0,0,1),Uo={type:"added"},Oo={type:"removed"},zo={type:"childadded",child:null},Ho={type:"childremoved",child:null};class Go extends qi{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:Co++}),this.uuid=ea(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=Go.DEFAULT_UP.clone();const e=new Ua,t=new Mo,n=new ka,r=new Ua(1,1,1);t._onChange((function(){n.setFromEuler(t,!1)})),n._onChange((function(){t.setFromQuaternion(n,void 0,!1)})),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new mo},normalMatrix:{value:new la}}),this.matrix=new mo,this.matrixWorld=new mo,this.matrixAutoUpdate=Go.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=Go.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Eo,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.userData={}}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return Ro.setFromAxisAngle(e,t),this.quaternion.multiply(Ro),this}rotateOnWorldAxis(e,t){return Ro.setFromAxisAngle(e,t),this.quaternion.premultiply(Ro),this}rotateX(e){return this.rotateOnAxis(Fo,e)}rotateY(e){return this.rotateOnAxis(No,e)}rotateZ(e){return this.rotateOnAxis(ko,e)}translateOnAxis(e,t){return To.copy(e).applyQuaternion(this.quaternion),this.position.add(To.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(Fo,e)}translateY(e){return this.translateOnAxis(No,e)}translateZ(e){return this.translateOnAxis(ko,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(Po.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?Bo.copy(e):Bo.set(e,t,n);const r=this.parent;this.updateWorldMatrix(!0,!1),Io.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?Po.lookAt(Io,Bo,this.up):Po.lookAt(Bo,Io,this.up),this.quaternion.setFromRotationMatrix(Po),r&&(Po.extractRotation(r.matrixWorld),Ro.setFromRotationMatrix(Po),this.quaternion.premultiply(Ro.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);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(Uo),zo.child=e,this.dispatchEvent(zo),zo.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(Oo),Ho.child=e,this.dispatchEvent(Ho),Ho.child=null),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),Po.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),Po.multiply(e.parent.matrixWorld)),e.applyMatrix4(Po),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(Uo),zo.child=e,this.dispatchEvent(zo),zo.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,r=this.children.length;n<r;n++){const r=this.children[n].getObjectByProperty(e,t);if(void 0!==r)return r}}getObjectsByProperty(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];this[e]===t&&n.push(this);const r=this.children;for(let i=0,a=r.length;i<a;i++)r[i].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Io,e,Lo),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(Io,Do,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,r=t.length;n<r;n++){t[n].updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++){e[t].updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"===typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.6,type:"Object",generator:"Object3D.toJSON"});const r={};function i(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),!0===this.castShadow&&(r.castShadow=!0),!0===this.receiveShadow&&(r.receiveShadow=!0),!1===this.visible&&(r.visible=!1),!1===this.frustumCulled&&(r.frustumCulled=!1),0!==this.renderOrder&&(r.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(r.matrixAutoUpdate=!1),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.visibility=this._visibility,r.active=this._active,r.bounds=this._bounds.map((e=>({boxInitialized:e.boxInitialized,boxMin:e.box.min.toArray(),boxMax:e.box.max.toArray(),sphereInitialized:e.sphereInitialized,sphereRadius:e.sphere.radius,sphereCenter:e.sphere.center.toArray()}))),r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.geometryCount=this._geometryCount,r.matricesTexture=this._matricesTexture.toJSON(e),null!==this._colorsTexture&&(r.colorsTexture=this._colorsTexture.toJSON(e)),null!==this.boundingSphere&&(r.boundingSphere={center:r.boundingSphere.center.toArray(),radius:r.boundingSphere.radius}),null!==this.boundingBox&&(r.boundingBox={min:r.boundingBox.min.toArray(),max:r.boundingBox.max.toArray()})),this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=i(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,r=n.length;t<r;t++){const r=n[t];i(e.shapes,r)}else i(e.shapes,n)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(i(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,r=this.material.length;n<r;n++)t.push(i(e.materials,this.material[n]));r.material=t}else r.material=i(e.materials,this.material);if(this.children.length>0){r.children=[];for(let t=0;t<this.children.length;t++)r.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];r.animations.push(i(e.animations,n))}}if(t){const t=a(e.geometries),r=a(e.materials),i=a(e.textures),o=a(e.images),s=a(e.shapes),l=a(e.skeletons),c=a(e.animations),u=a(e.nodes);t.length>0&&(n.geometries=t),r.length>0&&(n.materials=r),i.length>0&&(n.textures=i),o.length>0&&(n.images=o),s.length>0&&(n.shapes=s),l.length>0&&(n.skeletons=l),c.length>0&&(n.animations=c),u.length>0&&(n.nodes=u)}return n.object=r,n;function a(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let n=0;n<e.children.length;n++){const t=e.children[n];this.add(t.clone())}return this}}Go.DEFAULT_UP=new Ua(0,1,0),Go.DEFAULT_MATRIX_AUTO_UPDATE=!0,Go.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;const Vo=new Ua,jo=new Ua,Wo=new Ua,Xo=new Ua,Jo=new Ua,Yo=new Ua,qo=new Ua,Ko=new Ua,Qo=new Ua,Zo=new Ua,$o=new Pa,es=new Pa,ts=new Pa;class ns{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Ua;this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,r){r.subVectors(n,t),Vo.subVectors(e,t),r.cross(Vo);const i=r.lengthSq();return i>0?r.multiplyScalar(1/Math.sqrt(i)):r.set(0,0,0)}static getBarycoord(e,t,n,r,i){Vo.subVectors(r,t),jo.subVectors(n,t),Wo.subVectors(e,t);const a=Vo.dot(Vo),o=Vo.dot(jo),s=Vo.dot(Wo),l=jo.dot(jo),c=jo.dot(Wo),u=a*l-o*o;if(0===u)return i.set(0,0,0),null;const h=1/u,d=(l*s-o*c)*h,p=(a*c-o*s)*h;return i.set(1-d-p,p,d)}static containsPoint(e,t,n,r){return null!==this.getBarycoord(e,t,n,r,Xo)&&(Xo.x>=0&&Xo.y>=0&&Xo.x+Xo.y<=1)}static getInterpolation(e,t,n,r,i,a,o,s){return null===this.getBarycoord(e,t,n,r,Xo)?(s.x=0,s.y=0,"z"in s&&(s.z=0),"w"in s&&(s.w=0),null):(s.setScalar(0),s.addScaledVector(i,Xo.x),s.addScaledVector(a,Xo.y),s.addScaledVector(o,Xo.z),s)}static getInterpolatedAttribute(e,t,n,r,i,a){return $o.setScalar(0),es.setScalar(0),ts.setScalar(0),$o.fromBufferAttribute(e,t),es.fromBufferAttribute(e,n),ts.fromBufferAttribute(e,r),a.setScalar(0),a.addScaledVector($o,i.x),a.addScaledVector(es,i.y),a.addScaledVector(ts,i.z),a}static isFrontFacing(e,t,n,r){return Vo.subVectors(n,t),jo.subVectors(e,t),Vo.cross(jo).dot(r)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,n,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,r),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Vo.subVectors(this.c,this.b),jo.subVectors(this.a,this.b),.5*Vo.cross(jo).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return ns.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return ns.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,r,i){return ns.getInterpolation(e,this.a,this.b,this.c,t,n,r,i)}containsPoint(e){return ns.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return ns.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,r=this.b,i=this.c;let a,o;Jo.subVectors(r,n),Yo.subVectors(i,n),Ko.subVectors(e,n);const s=Jo.dot(Ko),l=Yo.dot(Ko);if(s<=0&&l<=0)return t.copy(n);Qo.subVectors(e,r);const c=Jo.dot(Qo),u=Yo.dot(Qo);if(c>=0&&u<=c)return t.copy(r);const h=s*u-c*l;if(h<=0&&s>=0&&c<=0)return a=s/(s-c),t.copy(n).addScaledVector(Jo,a);Zo.subVectors(e,i);const d=Jo.dot(Zo),p=Yo.dot(Zo);if(p>=0&&d<=p)return t.copy(i);const f=d*l-s*p;if(f<=0&&l>=0&&p<=0)return o=l/(l-p),t.copy(n).addScaledVector(Yo,o);const m=c*p-d*u;if(m<=0&&u-c>=0&&d-p>=0)return qo.subVectors(i,r),o=(u-c)/(u-c+(d-p)),t.copy(r).addScaledVector(qo,o);const g=1/(m+f+h);return a=f*g,o=h*g,t.copy(n).addScaledVector(Jo,a).addScaledVector(Yo,o)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}const rs={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},is={h:0,s:0,l:0},as={h:0,s:0,l:0};function os(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}class ss{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(void 0===t&&void 0===n){const t=e;t&&t.isColor?this.copy(t):"number"===typeof t?this.setHex(t):"string"===typeof t&&this.setStyle(t)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:si;return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,_a.toWorkingColorSpace(this,t),this}setRGB(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:_a.workingColorSpace;return this.r=e,this.g=t,this.b=n,_a.toWorkingColorSpace(this,r),this}setHSL(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:_a.workingColorSpace;if(e=na(e,1),t=ta(t,0,1),n=ta(n,0,1),0===t)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+t):n+t-n*t,i=2*n-r;this.r=os(i,r,e+1/3),this.g=os(i,r,e),this.b=os(i,r,e-1/3)}return _a.toWorkingColorSpace(this,r),this}setStyle(e){let t,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:si;function r(t){void 0!==t&&parseFloat(t)<1&&console.warn("THREE.Color: Alpha component of "+e+" will be ignored.")}if(t=/^(\w+)\(([^\)]*)\)/.exec(e)){let i;const a=t[1],o=t[2];switch(a){case"rgb":case"rgba":if(i=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(i[4]),this.setRGB(Math.min(255,parseInt(i[1],10))/255,Math.min(255,parseInt(i[2],10))/255,Math.min(255,parseInt(i[3],10))/255,n);if(i=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(i[4]),this.setRGB(Math.min(100,parseInt(i[1],10))/100,Math.min(100,parseInt(i[2],10))/100,Math.min(100,parseInt(i[3],10))/100,n);break;case"hsl":case"hsla":if(i=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(o))return r(i[4]),this.setHSL(parseFloat(i[1])/360,parseFloat(i[2])/100,parseFloat(i[3])/100,n);break;default:console.warn("THREE.Color: Unknown color model "+e)}}else if(t=/^\#([A-Fa-f\d]+)$/.exec(e)){const r=t[1],i=r.length;if(3===i)return this.setRGB(parseInt(r.charAt(0),16)/15,parseInt(r.charAt(1),16)/15,parseInt(r.charAt(2),16)/15,n);if(6===i)return this.setHex(parseInt(r,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){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:si;const n=rs[e.toLowerCase()];return void 0!==n?this.setHex(n,t):console.warn("THREE.Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=xa(e.r),this.g=xa(e.g),this.b=xa(e.b),this}copyLinearToSRGB(e){return this.r=Sa(e.r),this.g=Sa(e.g),this.b=Sa(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:si;return _a.fromWorkingColorSpace(ls.copy(this),e),65536*Math.round(ta(255*ls.r,0,255))+256*Math.round(ta(255*ls.g,0,255))+Math.round(ta(255*ls.b,0,255))}getHexString(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:si;return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:_a.workingColorSpace;_a.fromWorkingColorSpace(ls.copy(this),t);const n=ls.r,r=ls.g,i=ls.b,a=Math.max(n,r,i),o=Math.min(n,r,i);let s,l;const c=(o+a)/2;if(o===a)s=0,l=0;else{const e=a-o;switch(l=c<=.5?e/(a+o):e/(2-a-o),a){case n:s=(r-i)/e+(r<i?6:0);break;case r:s=(i-n)/e+2;break;case i:s=(n-r)/e+4}s/=6}return e.h=s,e.s=l,e.l=c,e}getRGB(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:_a.workingColorSpace;return _a.fromWorkingColorSpace(ls.copy(this),t),e.r=ls.r,e.g=ls.g,e.b=ls.b,e}getStyle(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:si;_a.fromWorkingColorSpace(ls.copy(this),e);const t=ls.r,n=ls.g,r=ls.b;return e!==si?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${r.toFixed(3)})`:`rgb(${Math.round(255*t)},${Math.round(255*n)},${Math.round(255*r)})`}offsetHSL(e,t,n){return this.getHSL(is),this.setHSL(is.h+e,is.s+t,is.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(is),e.getHSL(as);const n=ra(is.h,as.h,t),r=ra(is.s,as.s,t),i=ra(is.l,as.l,t);return this.setHSL(n,r,i),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,r=this.b,i=e.elements;return this.r=i[0]*t+i[3]*n+i[6]*r,this.g=i[1]*t+i[4]*n+i[7]*r,this.b=i[2]*t+i[5]*n+i[8]*r,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}}const ls=new ss;ss.NAMES=rs;let cs=0;class us extends qi{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:cs++}),this.uuid=ea(),this.name="",this.type="Material",this.blending=Mt,this.side=xt,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=Ot,this.blendDst=zt,this.blendEquation=Pt,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new ss(0,0,0),this.blendAlpha=0,this.depthFunc=$t,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Ei,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=di,this.stencilZFail=di,this.stencilZPass=di,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!==e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){console.warn(`THREE.Material: parameter '${t}' has value of undefined.`);continue}const r=this[t];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n:console.warn(`THREE.Material: '${t}' is not a property of THREE.${this.type}.`)}}toJSON(e){const t=void 0===e||"string"===typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.6,type:"Material",generator:"Material.toJSON"}};function r(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),this.blending!==Mt&&(n.blending=this.blending),this.side!==xt&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),this.blendSrc!==Ot&&(n.blendSrc=this.blendSrc),this.blendDst!==zt&&(n.blendDst=this.blendDst),this.blendEquation!==Pt&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),this.depthFunc!==$t&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),this.stencilFunc!==Ei&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==di&&(n.stencilFail=this.stencilFail),this.stencilZFail!==di&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==di&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),t){const t=r(e.textures),i=r(e.images);t.length>0&&(n.textures=t),i.length>0&&(n.images=i)}return n}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let r=0;r!==e;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}onBuild(){console.warn("Material: onBuild() has been removed.")}}class hs extends us{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new ss(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 Mo,this.combine=an,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 ds=ps();function ps(){const e=new ArrayBuffer(4),t=new Float32Array(e),n=new Uint32Array(e),r=new Uint32Array(512),i=new Uint32Array(512);for(let l=0;l<256;++l){const e=l-127;e<-27?(r[l]=0,r[256|l]=32768,i[l]=24,i[256|l]=24):e<-14?(r[l]=1024>>-e-14,r[256|l]=1024>>-e-14|32768,i[l]=-e-1,i[256|l]=-e-1):e<=15?(r[l]=e+15<<10,r[256|l]=e+15<<10|32768,i[l]=13,i[256|l]=13):e<128?(r[l]=31744,r[256|l]=64512,i[l]=24,i[256|l]=24):(r[l]=31744,r[256|l]=64512,i[l]=13,i[256|l]=13)}const a=new Uint32Array(2048),o=new Uint32Array(64),s=new Uint32Array(64);for(let l=1;l<1024;++l){let e=l<<13,t=0;for(;0===(8388608&e);)e<<=1,t-=8388608;e&=-8388609,t+=947912704,a[l]=e|t}for(let l=1024;l<2048;++l)a[l]=939524096+(l-1024<<13);for(let l=1;l<31;++l)o[l]=l<<23;o[31]=1199570944,o[32]=2147483648;for(let l=33;l<63;++l)o[l]=2147483648+(l-32<<23);o[63]=3347054592;for(let l=1;l<64;++l)32!==l&&(s[l]=1024);return{floatView:t,uint32View:n,baseTable:r,shiftTable:i,mantissaTable:a,exponentTable:o,offsetTable:s}}function fs(e){Math.abs(e)>65504&&console.warn("THREE.DataUtils.toHalfFloat(): Value out of range."),e=ta(e,-65504,65504),ds.floatView[0]=e;const t=ds.uint32View[0],n=t>>23&511;return ds.baseTable[n]+((8388607&t)>>ds.shiftTable[n])}function ms(e){const t=e>>10;return ds.uint32View[0]=ds.mantissaTable[ds.offsetTable[t]+(1023&e)]+ds.exponentTable[t],ds.floatView[0]}class gs{static toHalfFloat(e){return fs(e)}static fromHalfFloat(e){return ms(e)}}const vs=new Ua,ys=new sa;let bs=0;class _s{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:bs++}),this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=n,this.usage=Fi,this.updateRanges=[],this.gpuType=Vn,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let r=0,i=this.itemSize;r<i;r++)this.array[e+r]=t.array[n+r];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)ys.fromBufferAttribute(this,t),ys.applyMatrix3(e),this.setXY(t,ys.x,ys.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)vs.fromBufferAttribute(this,t),vs.applyMatrix3(e),this.setXYZ(t,vs.x,vs.y,vs.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)vs.fromBufferAttribute(this,t),vs.applyMatrix4(e),this.setXYZ(t,vs.x,vs.y,vs.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)vs.fromBufferAttribute(this,t),vs.applyNormalMatrix(e),this.setXYZ(t,vs.x,vs.y,vs.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)vs.fromBufferAttribute(this,t),vs.transformDirection(e),this.setXYZ(t,vs.x,vs.y,vs.z);return this}set(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=ia(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=aa(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=ia(t,this.array)),t}setX(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=ia(t,this.array)),t}setY(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=ia(t,this.array)),t}setZ(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=ia(t,this.array)),t}setW(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array),r=aa(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this}setXYZW(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array),r=aa(r,this.array),i=aa(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=i,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!==Fi&&(e.usage=this.usage),e}}class xs extends _s{constructor(e,t,n){super(new Int8Array(e),t,n)}}class Ss extends _s{constructor(e,t,n){super(new Uint8Array(e),t,n)}}class ws extends _s{constructor(e,t,n){super(new Uint8ClampedArray(e),t,n)}}class As extends _s{constructor(e,t,n){super(new Int16Array(e),t,n)}}class Ms extends _s{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class Es extends _s{constructor(e,t,n){super(new Int32Array(e),t,n)}}class Cs extends _s{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class Ts extends _s{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=ms(this.array[e*this.itemSize]);return this.normalized&&(t=ia(t,this.array)),t}setX(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize]=fs(t),this}getY(e){let t=ms(this.array[e*this.itemSize+1]);return this.normalized&&(t=ia(t,this.array)),t}setY(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize+1]=fs(t),this}getZ(e){let t=ms(this.array[e*this.itemSize+2]);return this.normalized&&(t=ia(t,this.array)),t}setZ(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize+2]=fs(t),this}getW(e){let t=ms(this.array[e*this.itemSize+3]);return this.normalized&&(t=ia(t,this.array)),t}setW(e,t){return this.normalized&&(t=aa(t,this.array)),this.array[e*this.itemSize+3]=fs(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array)),this.array[e+0]=fs(t),this.array[e+1]=fs(n),this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array),r=aa(r,this.array)),this.array[e+0]=fs(t),this.array[e+1]=fs(n),this.array[e+2]=fs(r),this}setXYZW(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array),r=aa(r,this.array),i=aa(i,this.array)),this.array[e+0]=fs(t),this.array[e+1]=fs(n),this.array[e+2]=fs(r),this.array[e+3]=fs(i),this}}class Rs extends _s{constructor(e,t,n){super(new Float32Array(e),t,n)}}let Ps=0;const Bs=new mo,Is=new Go,Ls=new Ua,Ds=new Ha,Fs=new Ha,Ns=new Ua;class ks extends qi{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:Ps++}),this.uuid=ea(),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(ua(e)?Cs:Ms)(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,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new la).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return Bs.makeRotationFromQuaternion(e),this.applyMatrix4(Bs),this}rotateX(e){return Bs.makeRotationX(e),this.applyMatrix4(Bs),this}rotateY(e){return Bs.makeRotationY(e),this.applyMatrix4(Bs),this}rotateZ(e){return Bs.makeRotationZ(e),this.applyMatrix4(Bs),this}translate(e,t,n){return Bs.makeTranslation(e,t,n),this.applyMatrix4(Bs),this}scale(e,t,n){return Bs.makeScale(e,t,n),this.applyMatrix4(Bs),this}lookAt(e){return Is.lookAt(e),Is.updateMatrix(),this.applyMatrix4(Is.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(Ls).negate(),this.translate(Ls.x,Ls.y,Ls.z),this}setFromPoints(e){const t=this.getAttribute("position");if(void 0===t){const t=[];for(let n=0,r=e.length;n<r;n++){const r=e[n];t.push(r.x,r.y,r.z||0)}this.setAttribute("position",new Rs(t,3))}else{const n=Math.min(e.length,t.count);for(let r=0;r<n;r++){const n=e[r];t.setXYZ(r,n.x,n.y,n.z||0)}e.length>t.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Ha);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new Ua(-1/0,-1/0,-1/0),new Ua(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let n=0,r=t.length;n<r;n++){const e=t[n];Ds.setFromBufferAttribute(e),this.morphTargetsRelative?(Ns.addVectors(this.boundingBox.min,Ds.min),this.boundingBox.expandByPoint(Ns),Ns.addVectors(this.boundingBox.max,Ds.max),this.boundingBox.expandByPoint(Ns)):(this.boundingBox.expandByPoint(Ds.min),this.boundingBox.expandByPoint(Ds.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(){null===this.boundingSphere&&(this.boundingSphere=new ao);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new Ua,1/0);if(e){const n=this.boundingSphere.center;if(Ds.setFromBufferAttribute(e),t)for(let e=0,i=t.length;e<i;e++){const n=t[e];Fs.setFromBufferAttribute(n),this.morphTargetsRelative?(Ns.addVectors(Ds.min,Fs.min),Ds.expandByPoint(Ns),Ns.addVectors(Ds.max,Fs.max),Ds.expandByPoint(Ns)):(Ds.expandByPoint(Fs.min),Ds.expandByPoint(Fs.max))}Ds.getCenter(n);let r=0;for(let t=0,i=e.count;t<i;t++)Ns.fromBufferAttribute(e,t),r=Math.max(r,n.distanceToSquared(Ns));if(t)for(let i=0,a=t.length;i<a;i++){const a=t[i],o=this.morphTargetsRelative;for(let t=0,i=a.count;t<i;t++)Ns.fromBufferAttribute(a,t),o&&(Ls.fromBufferAttribute(e,t),Ns.add(Ls)),r=Math.max(r,n.distanceToSquared(Ns))}this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=t.position,r=t.normal,i=t.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new _s(new Float32Array(4*n.count),4));const a=this.getAttribute("tangent"),o=[],s=[];for(let w=0;w<n.count;w++)o[w]=new Ua,s[w]=new Ua;const l=new Ua,c=new Ua,u=new Ua,h=new sa,d=new sa,p=new sa,f=new Ua,m=new Ua;function g(e,t,r){l.fromBufferAttribute(n,e),c.fromBufferAttribute(n,t),u.fromBufferAttribute(n,r),h.fromBufferAttribute(i,e),d.fromBufferAttribute(i,t),p.fromBufferAttribute(i,r),c.sub(l),u.sub(l),d.sub(h),p.sub(h);const a=1/(d.x*p.y-p.x*d.y);isFinite(a)&&(f.copy(c).multiplyScalar(p.y).addScaledVector(u,-d.y).multiplyScalar(a),m.copy(u).multiplyScalar(d.x).addScaledVector(c,-p.x).multiplyScalar(a),o[e].add(f),o[t].add(f),o[r].add(f),s[e].add(m),s[t].add(m),s[r].add(m))}let v=this.groups;0===v.length&&(v=[{start:0,count:e.count}]);for(let w=0,A=v.length;w<A;++w){const t=v[w],n=t.start;for(let r=n,i=n+t.count;r<i;r+=3)g(e.getX(r+0),e.getX(r+1),e.getX(r+2))}const y=new Ua,b=new Ua,_=new Ua,x=new Ua;function S(e){_.fromBufferAttribute(r,e),x.copy(_);const t=o[e];y.copy(t),y.sub(_.multiplyScalar(_.dot(t))).normalize(),b.crossVectors(x,t);const n=b.dot(s[e])<0?-1:1;a.setXYZW(e,y.x,y.y,y.z,n)}for(let w=0,A=v.length;w<A;++w){const t=v[w],n=t.start;for(let r=n,i=n+t.count;r<i;r+=3)S(e.getX(r+0)),S(e.getX(r+1)),S(e.getX(r+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new _s(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const r=new Ua,i=new Ua,a=new Ua,o=new Ua,s=new Ua,l=new Ua,c=new Ua,u=new Ua;if(e)for(let h=0,d=e.count;h<d;h+=3){const d=e.getX(h+0),p=e.getX(h+1),f=e.getX(h+2);r.fromBufferAttribute(t,d),i.fromBufferAttribute(t,p),a.fromBufferAttribute(t,f),c.subVectors(a,i),u.subVectors(r,i),c.cross(u),o.fromBufferAttribute(n,d),s.fromBufferAttribute(n,p),l.fromBufferAttribute(n,f),o.add(c),s.add(c),l.add(c),n.setXYZ(d,o.x,o.y,o.z),n.setXYZ(p,s.x,s.y,s.z),n.setXYZ(f,l.x,l.y,l.z)}else for(let e=0,h=t.count;e<h;e+=3)r.fromBufferAttribute(t,e+0),i.fromBufferAttribute(t,e+1),a.fromBufferAttribute(t,e+2),c.subVectors(a,i),u.subVectors(r,i),c.cross(u),n.setXYZ(e+0,c.x,c.y,c.z),n.setXYZ(e+1,c.x,c.y,c.z),n.setXYZ(e+2,c.x,c.y,c.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Ns.fromBufferAttribute(e,t),Ns.normalize(),e.setXYZ(t,Ns.x,Ns.y,Ns.z)}toNonIndexed(){function e(e,t){const n=e.array,r=e.itemSize,i=e.normalized,a=new n.constructor(t.length*r);let o=0,s=0;for(let l=0,c=t.length;l<c;l++){o=e.isInterleavedBufferAttribute?t[l]*e.data.stride+e.offset:t[l]*r;for(let e=0;e<r;e++)a[s++]=n[o++]}return new _s(a,r,i)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new ks,n=this.index.array,r=this.attributes;for(const o in r){const i=e(r[o],n);t.setAttribute(o,i)}const i=this.morphAttributes;for(const o in i){const r=[],a=i[o];for(let t=0,i=a.length;t<i;t++){const i=e(a[t],n);r.push(i)}t.morphAttributes[o]=r}t.morphTargetsRelative=this.morphTargetsRelative;const a=this.groups;for(let o=0,s=a.length;o<s;o++){const e=a[o];t.addGroup(e.start,e.count,e.materialIndex)}return t}toJSON(){const e={metadata:{version:4.6,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const s in n){const t=n[s];e.data.attributes[s]=t.toJSON(e.data)}const r={};let i=!1;for(const s in this.morphAttributes){const t=this.morphAttributes[s],n=[];for(let r=0,i=t.length;r<i;r++){const i=t[r];n.push(i.toJSON(e.data))}n.length>0&&(r[s]=n,i=!0)}i&&(e.data.morphAttributes=r,e.data.morphTargetsRelative=this.morphTargetsRelative);const a=this.groups;a.length>0&&(e.data.groups=JSON.parse(JSON.stringify(a)));const o=this.boundingSphere;return null!==o&&(e.data.boundingSphere={center:o.center.toArray(),radius:o.radius}),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone());const r=e.attributes;for(const l in r){const e=r[l];this.setAttribute(l,e.clone(t))}const i=e.morphAttributes;for(const l in i){const e=[],n=i[l];for(let r=0,i=n.length;r<i;r++)e.push(n[r].clone(t));this.morphAttributes[l]=e}this.morphTargetsRelative=e.morphTargetsRelative;const a=e.groups;for(let l=0,c=a.length;l<c;l++){const e=a[l];this.addGroup(e.start,e.count,e.materialIndex)}const o=e.boundingBox;null!==o&&(this.boundingBox=o.clone());const s=e.boundingSphere;return null!==s&&(this.boundingSphere=s.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}const Us=new mo,Os=new fo,zs=new ao,Hs=new Ua,Gs=new Ua,Vs=new Ua,js=new Ua,Ws=new Ua,Xs=new Ua,Js=new Ua,Ys=new Ua;class qs extends Go{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ks,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new hs;super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){const n=this.geometry,r=n.attributes.position,i=n.morphAttributes.position,a=n.morphTargetsRelative;t.fromBufferAttribute(r,e);const o=this.morphTargetInfluences;if(i&&o){Xs.set(0,0,0);for(let n=0,r=i.length;n<r;n++){const r=o[n],s=i[n];0!==r&&(Ws.fromBufferAttribute(s,e),a?Xs.addScaledVector(Ws,r):Xs.addScaledVector(Ws.sub(t),r))}t.add(Xs)}return t}raycast(e,t){const n=this.geometry,r=this.material,i=this.matrixWorld;if(void 0!==r){if(null===n.boundingSphere&&n.computeBoundingSphere(),zs.copy(n.boundingSphere),zs.applyMatrix4(i),Os.copy(e.ray).recast(e.near),!1===zs.containsPoint(Os.origin)){if(null===Os.intersectSphere(zs,Hs))return;if(Os.origin.distanceToSquared(Hs)>(e.far-e.near)**2)return}Us.copy(i).invert(),Os.copy(e.ray).applyMatrix4(Us),null!==n.boundingBox&&!1===Os.intersectsBox(n.boundingBox)||this._computeIntersections(e,t,Os)}}_computeIntersections(e,t,n){let r;const i=this.geometry,a=this.material,o=i.index,s=i.attributes.position,l=i.attributes.uv,c=i.attributes.uv1,u=i.attributes.normal,h=i.groups,d=i.drawRange;if(null!==o)if(Array.isArray(a))for(let p=0,f=h.length;p<f;p++){const i=h[p],s=a[i.materialIndex];for(let a=Math.max(i.start,d.start),h=Math.min(o.count,Math.min(i.start+i.count,d.start+d.count));a<h;a+=3){r=Ks(this,s,e,n,l,c,u,o.getX(a),o.getX(a+1),o.getX(a+2)),r&&(r.faceIndex=Math.floor(a/3),r.face.materialIndex=i.materialIndex,t.push(r))}}else{for(let i=Math.max(0,d.start),s=Math.min(o.count,d.start+d.count);i<s;i+=3){r=Ks(this,a,e,n,l,c,u,o.getX(i),o.getX(i+1),o.getX(i+2)),r&&(r.faceIndex=Math.floor(i/3),t.push(r))}}else if(void 0!==s)if(Array.isArray(a))for(let p=0,f=h.length;p<f;p++){const i=h[p],o=a[i.materialIndex];for(let a=Math.max(i.start,d.start),h=Math.min(s.count,Math.min(i.start+i.count,d.start+d.count));a<h;a+=3){r=Ks(this,o,e,n,l,c,u,a,a+1,a+2),r&&(r.faceIndex=Math.floor(a/3),r.face.materialIndex=i.materialIndex,t.push(r))}}else{for(let i=Math.max(0,d.start),o=Math.min(s.count,d.start+d.count);i<o;i+=3){r=Ks(this,a,e,n,l,c,u,i,i+1,i+2),r&&(r.faceIndex=Math.floor(i/3),t.push(r))}}}}function Ks(e,t,n,r,i,a,o,s,l,c){e.getVertexPosition(s,Gs),e.getVertexPosition(l,Vs),e.getVertexPosition(c,js);const u=function(e,t,n,r,i,a,o,s){let l;if(l=t.side===St?r.intersectTriangle(o,a,i,!0,s):r.intersectTriangle(i,a,o,t.side===xt,s),null===l)return null;Ys.copy(s),Ys.applyMatrix4(e.matrixWorld);const c=n.ray.origin.distanceTo(Ys);return c<n.near||c>n.far?null:{distance:c,point:Ys.clone(),object:e}}(e,t,n,r,Gs,Vs,js,Js);if(u){const e=new Ua;ns.getBarycoord(Js,Gs,Vs,js,e),i&&(u.uv=ns.getInterpolatedAttribute(i,s,l,c,e,new sa)),a&&(u.uv1=ns.getInterpolatedAttribute(a,s,l,c,e,new sa)),o&&(u.normal=ns.getInterpolatedAttribute(o,s,l,c,e,new Ua),u.normal.dot(r.direction)>0&&u.normal.multiplyScalar(-1));const t={a:s,b:l,c:c,normal:new Ua,materialIndex:0};ns.getNormal(Gs,Vs,js,t.normal),u.face=t,u.barycoord=e}return u}class Qs extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:1;super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:r,heightSegments:i,depthSegments:a};const o=this;r=Math.floor(r),i=Math.floor(i),a=Math.floor(a);const s=[],l=[],c=[],u=[];let h=0,d=0;function p(e,t,n,r,i,a,p,f,m,g,v){const y=a/m,b=p/g,_=a/2,x=p/2,S=f/2,w=m+1,A=g+1;let M=0,E=0;const C=new Ua;for(let o=0;o<A;o++){const a=o*b-x;for(let s=0;s<w;s++){const h=s*y-_;C[e]=h*r,C[t]=a*i,C[n]=S,l.push(C.x,C.y,C.z),C[e]=0,C[t]=0,C[n]=f>0?1:-1,c.push(C.x,C.y,C.z),u.push(s/m),u.push(1-o/g),M+=1}}for(let o=0;o<g;o++)for(let e=0;e<m;e++){const t=h+e+w*o,n=h+e+w*(o+1),r=h+(e+1)+w*(o+1),i=h+(e+1)+w*o;s.push(t,n,i),s.push(n,r,i),E+=6}o.addGroup(d,E,v),d+=E,h+=M}p("z","y","x",-1,-1,n,t,e,a,i,0),p("z","y","x",1,-1,n,t,-e,a,i,1),p("x","z","y",1,1,e,n,t,r,a,2),p("x","z","y",1,-1,e,n,-t,r,a,3),p("x","y","z",1,-1,e,t,n,r,i,4),p("x","y","z",-1,-1,e,t,-n,r,i,5),this.setIndex(s),this.setAttribute("position",new Rs(l,3)),this.setAttribute("normal",new Rs(c,3)),this.setAttribute("uv",new Rs(u,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Qs(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}function Zs(e){const t={};for(const n in e){t[n]={};for(const r in e[n]){const i=e[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()."),t[n][r]=null):t[n][r]=i.clone():Array.isArray(i)?t[n][r]=i.slice():t[n][r]=i}}return t}function $s(e){const t={};for(let n=0;n<e.length;n++){const r=Zs(e[n]);for(const e in r)t[e]=r[e]}return t}function el(e){const t=e.getRenderTarget();return null===t?e.outputColorSpace:!0===t.isXRRenderTarget?t.texture.colorSpace:_a.workingColorSpace}const tl={clone:Zs,merge:$s};class nl extends us{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",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,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Zs(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const r in this.uniforms){const n=this.uniforms[r].value;n&&n.isTexture?t.uniforms[r]={type:"t",value:n.toJSON(e).uuid}:n&&n.isColor?t.uniforms[r]={type:"c",value:n.getHex()}:n&&n.isVector2?t.uniforms[r]={type:"v2",value:n.toArray()}:n&&n.isVector3?t.uniforms[r]={type:"v3",value:n.toArray()}:n&&n.isVector4?t.uniforms[r]={type:"v4",value:n.toArray()}:n&&n.isMatrix3?t.uniforms[r]={type:"m3",value:n.toArray()}:n&&n.isMatrix4?t.uniforms[r]={type:"m4",value:n.toArray()}:t.uniforms[r]={value:n}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const r in this.extensions)!0===this.extensions[r]&&(n[r]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class rl extends Go{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new mo,this.projectionMatrix=new mo,this.projectionMatrixInverse=new mo,this.coordinateSystem=Xi}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return(new this.constructor).copy(this)}}const il=new Ua,al=new sa,ol=new sa;class sl extends rl{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:50,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2e3;super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=r,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*$i*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*Zi*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*$i*Math.atan(Math.tan(.5*Zi*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){il.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(il.x,il.y).multiplyScalar(-e/il.z),il.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(il.x,il.y).multiplyScalar(-e/il.z)}getViewSize(e,t){return this.getViewBounds(e,al,ol),t.subVectors(ol,al)}setViewOffset(e,t,n,r,i,a){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*Zi*this.fov)/this.zoom,n=2*t,r=this.aspect*n,i=-.5*r;const a=this.view;if(null!==this.view&&this.view.enabled){const e=a.fullWidth,o=a.fullHeight;i+=a.offsetX*r/e,t-=a.offsetY*n/o,r*=a.width/e,n*=a.height/o}const o=this.filmOffset;0!==o&&(i+=e*o/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+r,t,t-n,e,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}const ll=-90;class cl extends Go{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new sl(ll,1,e,t);r.layers=this.layers,this.add(r);const i=new sl(ll,1,e,t);i.layers=this.layers,this.add(i);const a=new sl(ll,1,e,t);a.layers=this.layers,this.add(a);const o=new sl(ll,1,e,t);o.layers=this.layers,this.add(o);const s=new sl(ll,1,e,t);s.layers=this.layers,this.add(s);const l=new sl(ll,1,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,r,i,a,o,s]=t;for(const l of t)this.remove(l);if(e===Xi)n.up.set(0,1,0),n.lookAt(1,0,0),r.up.set(0,1,0),r.lookAt(-1,0,0),i.up.set(0,0,-1),i.lookAt(0,1,0),a.up.set(0,0,1),a.lookAt(0,-1,0),o.up.set(0,1,0),o.lookAt(0,0,1),s.up.set(0,1,0),s.lookAt(0,0,-1);else{if(e!==Ji)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);n.up.set(0,-1,0),n.lookAt(-1,0,0),r.up.set(0,-1,0),r.lookAt(1,0,0),i.up.set(0,0,1),i.lookAt(0,1,0),a.up.set(0,0,-1),a.lookAt(0,-1,0),o.up.set(0,-1,0),o.lookAt(0,0,1),s.up.set(0,-1,0),s.lookAt(0,0,-1)}for(const l of t)this.add(l),l.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[i,a,o,s,l,c]=this.children,u=e.getRenderTarget(),h=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),p=e.xr.enabled;e.xr.enabled=!1;const f=n.texture.generateMipmaps;n.texture.generateMipmaps=!1,e.setRenderTarget(n,0,r),e.render(t,i),e.setRenderTarget(n,1,r),e.render(t,a),e.setRenderTarget(n,2,r),e.render(t,o),e.setRenderTarget(n,3,r),e.render(t,s),e.setRenderTarget(n,4,r),e.render(t,l),n.texture.generateMipmaps=f,e.setRenderTarget(n,5,r),e.render(t,c),e.setRenderTarget(u,h,d),e.xr.enabled=p,n.texture.needsPMREMUpdate=!0}}class ul extends Ra{constructor(){super(arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],arguments.length>1&&void 0!==arguments[1]?arguments[1]:bn,arguments.length>2?arguments[2]:void 0,arguments.length>3?arguments[3]:void 0,arguments.length>4?arguments[4]:void 0,arguments.length>5?arguments[5]:void 0,arguments.length>6?arguments[6]:void 0,arguments.length>7?arguments[7]:void 0,arguments.length>8?arguments[8]:void 0,arguments.length>9?arguments[9]:void 0),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class hl extends Ia{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},r=[n,n,n,n,n,n];this.texture=new ul(r,t.mapping,t.wrapS,t.wrapT,t.magFilter,t.minFilter,t.format,t.type,t.anisotropy,t.colorSpace),this.texture.isRenderTargetTexture=!0,this.texture.generateMipmaps=void 0!==t.generateMipmaps&&t.generateMipmaps,this.texture.minFilter=void 0!==t.minFilter?t.minFilter:In}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},r=new Qs(5,5,5),i=new nl({name:"CubemapFromEquirect",uniforms:Zs(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:St,blending:At});i.uniforms.tEquirect.value=t;const a=new qs(r,i),o=t.minFilter;t.minFilter===Fn&&(t.minFilter=In);return new cl(1,10,this).update(e,a),t.minFilter=o,a.geometry.dispose(),a.material.dispose(),this}clear(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],r=!(arguments.length>3&&void 0!==arguments[3])||arguments[3];const i=e.getRenderTarget();for(let a=0;a<6;a++)e.setRenderTarget(this,a),e.clear(t,n,r);e.setRenderTarget(i)}}class dl extends Go{constructor(){super(),this.isGroup=!0,this.type="Group"}}const pl={type:"move"};class fl{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new dl,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new dl,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new Ua,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new Ua),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new dl,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new Ua,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new Ua),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,n){let r=null,i=null,a=null;const o=this._targetRay,s=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){a=!0;for(const a of e.hand.values()){const e=t.getJointPose(a,n),r=this._getHandJoint(l,a);null!==e&&(r.matrix.fromArray(e.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=e.radius),r.visible=null!==e}const r=l.joints["index-finger-tip"],i=l.joints["thumb-tip"],o=r.position.distanceTo(i.position),s=.02,c=.005;l.inputState.pinching&&o>s+c?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&o<=s-c&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==s&&e.gripSpace&&(i=t.getPose(e.gripSpace,n),null!==i&&(s.matrix.fromArray(i.transform.matrix),s.matrix.decompose(s.position,s.rotation,s.scale),s.matrixWorldNeedsUpdate=!0,i.linearVelocity?(s.hasLinearVelocity=!0,s.linearVelocity.copy(i.linearVelocity)):s.hasLinearVelocity=!1,i.angularVelocity?(s.hasAngularVelocity=!0,s.angularVelocity.copy(i.angularVelocity)):s.hasAngularVelocity=!1));null!==o&&(r=t.getPose(e.targetRaySpace,n),null===r&&null!==i&&(r=i),null!==r&&(o.matrix.fromArray(r.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,r.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(r.linearVelocity)):o.hasLinearVelocity=!1,r.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(r.angularVelocity)):o.hasAngularVelocity=!1,this.dispatchEvent(pl)))}return null!==o&&(o.visible=null!==r),null!==s&&(s.visible=null!==i),null!==l&&(l.visible=null!==a),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){const n=new dl;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}class ml{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:25e-5;this.isFogExp2=!0,this.name="",this.color=new ss(e),this.density=t}clone(){return new ml(this.color,this.density)}toJSON(){return{type:"FogExp2",name:this.name,color:this.color.getHex(),density:this.density}}}class gl{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1e3;this.isFog=!0,this.name="",this.color=new ss(e),this.near=t,this.far=n}clone(){return new gl(this.color,this.near,this.far)}toJSON(){return{type:"Fog",name:this.name,color:this.color.getHex(),near:this.near,far:this.far}}}class vl extends Go{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 Mo,this.environmentIntensity=1,this.environmentRotation=new Mo,this.overrideMaterial=null,"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}class yl{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=Fi,this.updateRanges=[],this.version=0,this.uuid=ea()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let r=0,i=this.stride;r<i;r++)this.array[e+r]=t.array[n+r];return this}set(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=ea()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=ea()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(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 bl=new Ua;class _l{constructor(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]&&arguments[3];this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=r}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)bl.fromBufferAttribute(this,t),bl.applyMatrix4(e),this.setXYZ(t,bl.x,bl.y,bl.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)bl.fromBufferAttribute(this,t),bl.applyNormalMatrix(e),this.setXYZ(t,bl.x,bl.y,bl.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)bl.fromBufferAttribute(this,t),bl.transformDirection(e),this.setXYZ(t,bl.x,bl.y,bl.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=ia(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=aa(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=aa(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=aa(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=aa(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=aa(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=ia(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=ia(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=ia(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=ia(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array),r=aa(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this}setXYZW(e,t,n,r,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=aa(t,this.array),n=aa(n,this.array),r=aa(r,this.array),i=aa(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this.data.array[e+3]=i,this}clone(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new _s(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new _l(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}class xl extends us{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new ss(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!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.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}let Sl;const wl=new Ua,Al=new Ua,Ml=new Ua,El=new sa,Cl=new sa,Tl=new mo,Rl=new Ua,Pl=new Ua,Bl=new Ua,Il=new sa,Ll=new sa,Dl=new sa;class Fl extends Go{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new xl;if(super(),this.isSprite=!0,this.type="Sprite",void 0===Sl){Sl=new ks;const e=new Float32Array([-.5,-.5,0,0,0,.5,-.5,0,1,0,.5,.5,0,1,1,-.5,.5,0,0,1]),t=new yl(e,5);Sl.setIndex([0,1,2,0,2,3]),Sl.setAttribute("position",new _l(t,3,0,!1)),Sl.setAttribute("uv",new _l(t,2,3,!1))}this.geometry=Sl,this.material=e,this.center=new sa(.5,.5)}raycast(e,t){null===e.camera&&console.error('THREE.Sprite: "Raycaster.camera" needs to be set in order to raycast against sprites.'),Al.setFromMatrixScale(this.matrixWorld),Tl.copy(e.camera.matrixWorld),this.modelViewMatrix.multiplyMatrices(e.camera.matrixWorldInverse,this.matrixWorld),Ml.setFromMatrixPosition(this.modelViewMatrix),e.camera.isPerspectiveCamera&&!1===this.material.sizeAttenuation&&Al.multiplyScalar(-Ml.z);const n=this.material.rotation;let r,i;0!==n&&(i=Math.cos(n),r=Math.sin(n));const a=this.center;Nl(Rl.set(-.5,-.5,0),Ml,a,Al,r,i),Nl(Pl.set(.5,-.5,0),Ml,a,Al,r,i),Nl(Bl.set(.5,.5,0),Ml,a,Al,r,i),Il.set(0,0),Ll.set(1,0),Dl.set(1,1);let o=e.ray.intersectTriangle(Rl,Pl,Bl,!1,wl);if(null===o&&(Nl(Pl.set(-.5,.5,0),Ml,a,Al,r,i),Ll.set(0,1),o=e.ray.intersectTriangle(Rl,Bl,Pl,!1,wl),null===o))return;const s=e.ray.origin.distanceTo(wl);s<e.near||s>e.far||t.push({distance:s,point:wl.clone(),uv:ns.getInterpolation(wl,Rl,Pl,Bl,Il,Ll,Dl,new sa),face:null,object:this})}copy(e,t){return super.copy(e,t),void 0!==e.center&&this.center.copy(e.center),this.material=e.material,this}}function Nl(e,t,n,r,i,a){El.subVectors(e,n).addScalar(.5).multiply(r),void 0!==i?(Cl.x=a*El.x-i*El.y,Cl.y=i*El.x+a*El.y):Cl.copy(El),e.copy(t),e.x+=Cl.x,e.y+=Cl.y,e.applyMatrix4(Tl)}const kl=new Ua,Ul=new Ua;class Ol extends Go{constructor(){super(),this.isLOD=!0,this._currentLevel=0,this.type="LOD",Object.defineProperties(this,{levels:{enumerable:!0,value:[]}}),this.autoUpdate=!0}copy(e){super.copy(e,!1);const t=e.levels;for(let n=0,r=t.length;n<r;n++){const e=t[n];this.addLevel(e.object.clone(),e.distance,e.hysteresis)}return this.autoUpdate=e.autoUpdate,this}addLevel(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;t=Math.abs(t);const r=this.levels;let i;for(i=0;i<r.length&&!(t<r[i].distance);i++);return r.splice(i,0,{distance:t,hysteresis:n,object:e}),this.add(e),this}removeLevel(e){const t=this.levels;for(let n=0;n<t.length;n++)if(t[n].distance===e){const e=t.splice(n,1);return this.remove(e[0].object),!0}return!1}getCurrentLevel(){return this._currentLevel}getObjectForDistance(e){const t=this.levels;if(t.length>0){let n,r;for(n=1,r=t.length;n<r;n++){let r=t[n].distance;if(t[n].object.visible&&(r-=r*t[n].hysteresis),e<r)break}return t[n-1].object}return null}raycast(e,t){if(this.levels.length>0){kl.setFromMatrixPosition(this.matrixWorld);const n=e.ray.origin.distanceTo(kl);this.getObjectForDistance(n).raycast(e,t)}}update(e){const t=this.levels;if(t.length>1){kl.setFromMatrixPosition(e.matrixWorld),Ul.setFromMatrixPosition(this.matrixWorld);const n=kl.distanceTo(Ul)/e.zoom;let r,i;for(t[0].object.visible=!0,r=1,i=t.length;r<i;r++){let e=t[r].distance;if(t[r].object.visible&&(e-=e*t[r].hysteresis),!(n>=e))break;t[r-1].object.visible=!1,t[r].object.visible=!0}for(this._currentLevel=r-1;r<i;r++)t[r].object.visible=!1}}toJSON(e){const t=super.toJSON(e);!1===this.autoUpdate&&(t.object.autoUpdate=!1),t.object.levels=[];const n=this.levels;for(let r=0,i=n.length;r<i;r++){const e=n[r];t.object.levels.push({object:e.object.uuid,distance:e.distance,hysteresis:e.hysteresis})}return t}}const zl=new Ua,Hl=new Pa,Gl=new Pa,Vl=new Ua,jl=new mo,Wl=new Ua,Xl=new ao,Jl=new mo,Yl=new fo;class ql extends qs{constructor(e,t){super(e,t),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=gn,this.bindMatrix=new mo,this.bindMatrixInverse=new mo,this.boundingBox=null,this.boundingSphere=null}computeBoundingBox(){const e=this.geometry;null===this.boundingBox&&(this.boundingBox=new Ha),this.boundingBox.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Wl),this.boundingBox.expandByPoint(Wl)}computeBoundingSphere(){const e=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new ao),this.boundingSphere.makeEmpty();const t=e.getAttribute("position");for(let n=0;n<t.count;n++)this.getVertexPosition(n,Wl),this.boundingSphere.expandByPoint(Wl)}copy(e,t){return super.copy(e,t),this.bindMode=e.bindMode,this.bindMatrix.copy(e.bindMatrix),this.bindMatrixInverse.copy(e.bindMatrixInverse),this.skeleton=e.skeleton,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}raycast(e,t){const n=this.material,r=this.matrixWorld;void 0!==n&&(null===this.boundingSphere&&this.computeBoundingSphere(),Xl.copy(this.boundingSphere),Xl.applyMatrix4(r),!1!==e.ray.intersectsSphere(Xl)&&(Jl.copy(r).invert(),Yl.copy(e.ray).applyMatrix4(Jl),null!==this.boundingBox&&!1===Yl.intersectsBox(this.boundingBox)||this._computeIntersections(e,t,Yl)))}getVertexPosition(e,t){return super.getVertexPosition(e,t),this.applyBoneTransform(e,t),t}bind(e,t){this.skeleton=e,void 0===t&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),t=this.matrixWorld),this.bindMatrix.copy(t),this.bindMatrixInverse.copy(t).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){const e=new Pa,t=this.geometry.attributes.skinWeight;for(let n=0,r=t.count;n<r;n++){e.fromBufferAttribute(t,n);const r=1/e.manhattanLength();r!==1/0?e.multiplyScalar(r):e.set(1,0,0,0),t.setXYZW(n,e.x,e.y,e.z,e.w)}}updateMatrixWorld(e){super.updateMatrixWorld(e),this.bindMode===gn?this.bindMatrixInverse.copy(this.matrixWorld).invert():this.bindMode===vn?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(e,t){const n=this.skeleton,r=this.geometry;Hl.fromBufferAttribute(r.attributes.skinIndex,e),Gl.fromBufferAttribute(r.attributes.skinWeight,e),zl.copy(t).applyMatrix4(this.bindMatrix),t.set(0,0,0);for(let i=0;i<4;i++){const e=Gl.getComponent(i);if(0!==e){const r=Hl.getComponent(i);jl.multiplyMatrices(n.bones[r].matrixWorld,n.boneInverses[r]),t.addScaledVector(Vl.copy(zl).applyMatrix4(jl),e)}}return t.applyMatrix4(this.bindMatrixInverse)}}class Kl extends Go{constructor(){super(),this.isBone=!0,this.type="Bone"}}class Ql extends Ra{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(null,arguments.length>5?arguments[5]:void 0,arguments.length>6?arguments[6]:void 0,arguments.length>7?arguments[7]:void 0,arguments.length>8&&void 0!==arguments[8]?arguments[8]:Cn,arguments.length>9&&void 0!==arguments[9]?arguments[9]:Cn,arguments.length>3?arguments[3]:void 0,arguments.length>4?arguments[4]:void 0,arguments.length>10?arguments[10]:void 0,arguments.length>11?arguments[11]:void 0),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}const Zl=new mo,$l=new mo;class ec{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[];this.uuid=ea(),this.bones=e.slice(0),this.boneInverses=t,this.boneMatrices=null,this.boneTexture=null,this.init()}init(){const e=this.bones,t=this.boneInverses;if(this.boneMatrices=new Float32Array(16*e.length),0===t.length)this.calculateInverses();else if(e.length!==t.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let e=0,t=this.bones.length;e<t;e++)this.boneInverses.push(new mo)}}calculateInverses(){this.boneInverses.length=0;for(let e=0,t=this.bones.length;e<t;e++){const t=new mo;this.bones[e]&&t.copy(this.bones[e].matrixWorld).invert(),this.boneInverses.push(t)}}pose(){for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&t.matrixWorld.copy(this.boneInverses[e]).invert()}for(let e=0,t=this.bones.length;e<t;e++){const t=this.bones[e];t&&(t.parent&&t.parent.isBone?(t.matrix.copy(t.parent.matrixWorld).invert(),t.matrix.multiply(t.matrixWorld)):t.matrix.copy(t.matrixWorld),t.matrix.decompose(t.position,t.quaternion,t.scale))}}update(){const e=this.bones,t=this.boneInverses,n=this.boneMatrices,r=this.boneTexture;for(let i=0,a=e.length;i<a;i++){const r=e[i]?e[i].matrixWorld:$l;Zl.multiplyMatrices(r,t[i]),Zl.toArray(n,16*i)}null!==r&&(r.needsUpdate=!0)}clone(){return new ec(this.bones,this.boneInverses)}computeBoneTexture(){let e=Math.sqrt(4*this.bones.length);e=4*Math.ceil(e/4),e=Math.max(e,4);const t=new Float32Array(e*e*4);t.set(this.boneMatrices);const n=new Ql(t,e,e,Qn,Vn);return n.needsUpdate=!0,this.boneMatrices=t,this.boneTexture=n,this}getBoneByName(e){for(let t=0,n=this.bones.length;t<n;t++){const n=this.bones[t];if(n.name===e)return n}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(e,t){this.uuid=e.uuid;for(let n=0,r=e.bones.length;n<r;n++){const r=e.bones[n];let i=t[r];void 0===i&&(console.warn("THREE.Skeleton: No bone found with UUID:",r),i=new Kl),this.bones.push(i),this.boneInverses.push((new mo).fromArray(e.boneInverses[n]))}return this.init(),this}toJSON(){const e={metadata:{version:4.6,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};e.uuid=this.uuid;const t=this.bones,n=this.boneInverses;for(let r=0,i=t.length;r<i;r++){const i=t[r];e.bones.push(i.uuid);const a=n[r];e.boneInverses.push(a.toArray())}return e}}class tc extends _s{constructor(e,t,n){let r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1;super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=r}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const nc=new mo,rc=new mo,ic=[],ac=new Ha,oc=new mo,sc=new qs,lc=new ao;class cc extends qs{constructor(e,t,n){super(e,t),this.isInstancedMesh=!0,this.instanceMatrix=new tc(new Float32Array(16*n),16),this.instanceColor=null,this.morphTexture=null,this.count=n,this.boundingBox=null,this.boundingSphere=null;for(let r=0;r<n;r++)this.setMatrixAt(r,oc)}computeBoundingBox(){const e=this.geometry,t=this.count;null===this.boundingBox&&(this.boundingBox=new Ha),null===e.boundingBox&&e.computeBoundingBox(),this.boundingBox.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,nc),ac.copy(e.boundingBox).applyMatrix4(nc),this.boundingBox.union(ac)}computeBoundingSphere(){const e=this.geometry,t=this.count;null===this.boundingSphere&&(this.boundingSphere=new ao),null===e.boundingSphere&&e.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let n=0;n<t;n++)this.getMatrixAt(n,nc),lc.copy(e.boundingSphere).applyMatrix4(nc),this.boundingSphere.union(lc)}copy(e,t){return super.copy(e,t),this.instanceMatrix.copy(e.instanceMatrix),null!==e.morphTexture&&(this.morphTexture=e.morphTexture.clone()),null!==e.instanceColor&&(this.instanceColor=e.instanceColor.clone()),this.count=e.count,null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone()),null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),this}getColorAt(e,t){t.fromArray(this.instanceColor.array,3*e)}getMatrixAt(e,t){t.fromArray(this.instanceMatrix.array,16*e)}getMorphAt(e,t){const n=t.morphTargetInfluences,r=this.morphTexture.source.data.data,i=e*(n.length+1)+1;for(let a=0;a<n.length;a++)n[a]=r[i+a]}raycast(e,t){const n=this.matrixWorld,r=this.count;if(sc.geometry=this.geometry,sc.material=this.material,void 0!==sc.material&&(null===this.boundingSphere&&this.computeBoundingSphere(),lc.copy(this.boundingSphere),lc.applyMatrix4(n),!1!==e.ray.intersectsSphere(lc)))for(let i=0;i<r;i++){this.getMatrixAt(i,nc),rc.multiplyMatrices(n,nc),sc.matrixWorld=rc,sc.raycast(e,ic);for(let e=0,n=ic.length;e<n;e++){const n=ic[e];n.instanceId=i,n.object=this,t.push(n)}ic.length=0}}setColorAt(e,t){null===this.instanceColor&&(this.instanceColor=new tc(new Float32Array(3*this.instanceMatrix.count).fill(1),3)),t.toArray(this.instanceColor.array,3*e)}setMatrixAt(e,t){t.toArray(this.instanceMatrix.array,16*e)}setMorphAt(e,t){const n=t.morphTargetInfluences,r=n.length+1;null===this.morphTexture&&(this.morphTexture=new Ql(new Float32Array(r*this.count),r,this.count,nr,Vn));const i=this.morphTexture.source.data.data;let a=0;for(let l=0;l<n.length;l++)a+=n[l];const o=this.geometry.morphTargetsRelative?1:1-a,s=r*e;i[s]=o,i.set(n,s+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),null!==this.morphTexture&&(this.morphTexture.dispose(),this.morphTexture=null)}}const uc=new Ua,hc=new Ua,dc=new la;class pc{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua(1,0,0),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const r=uc.subVectors(n,t).cross(hc.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(uc),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const i=-(e.start.dot(this.normal)+this.constant)/r;return i<0||i>1?null:t.copy(e.start).addScaledVector(n,i)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||dc.getNormalMatrix(e),r=this.coplanarPoint(uc).applyMatrix4(e),i=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(i),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 fc=new ao,mc=new Ua;class gc{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new pc,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new pc,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new pc,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new pc,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:new pc,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:new pc;this.planes=[e,t,n,r,i,a]}set(e,t,n,r,i,a){const o=this.planes;return o[0].copy(e),o[1].copy(t),o[2].copy(n),o[3].copy(r),o[4].copy(i),o[5].copy(a),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:Xi;const n=this.planes,r=e.elements,i=r[0],a=r[1],o=r[2],s=r[3],l=r[4],c=r[5],u=r[6],h=r[7],d=r[8],p=r[9],f=r[10],m=r[11],g=r[12],v=r[13],y=r[14],b=r[15];if(n[0].setComponents(s-i,h-l,m-d,b-g).normalize(),n[1].setComponents(s+i,h+l,m+d,b+g).normalize(),n[2].setComponents(s+a,h+c,m+p,b+v).normalize(),n[3].setComponents(s-a,h-c,m-p,b-v).normalize(),n[4].setComponents(s-o,h-u,m-f,b-y).normalize(),t===Xi)n[5].setComponents(s+o,h+u,m+f,b+y).normalize();else{if(t!==Ji)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);n[5].setComponents(o,u,f,y).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),fc.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),fc.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(fc)}intersectsSprite(e){return fc.center.set(0,0,0),fc.radius=.7071067811865476,fc.applyMatrix4(e.matrixWorld),this.intersectsSphere(fc)}intersectsSphere(e){const t=this.planes,n=e.center,r=-e.radius;for(let i=0;i<6;i++){if(t[i].distanceToPoint(n)<r)return!1}return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const r=t[n];if(mc.x=r.normal.x>0?e.max.x:e.min.x,mc.y=r.normal.y>0?e.max.y:e.min.y,mc.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(mc)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}function vc(e,t){return e-t}function yc(e,t){return e.z-t.z}function bc(e,t){return t.z-e.z}class _c{constructor(){this.index=0,this.pool=[],this.list=[]}push(e,t,n,r){const i=this.pool,a=this.list;this.index>=i.length&&i.push({start:-1,count:-1,z:-1,index:-1});const o=i[this.index];a.push(o),this.index++,o.start=e,o.count=t,o.z=n,o.index=r}reset(){this.list.length=0,this.index=0}}const xc=new mo,Sc=new ss(1,1,1),wc=new gc,Ac=new Ha,Mc=new ao,Ec=new Ua,Cc=new Ua,Tc=new Ua,Rc=new _c,Pc=new qs,Bc=[];function Ic(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;const r=t.itemSize;if(e.isInterleavedBufferAttribute||e.array.constructor!==t.array.constructor){const i=e.count;for(let a=0;a<i;a++)for(let i=0;i<r;i++)t.setComponent(a+n,i,e.getComponent(a,i))}else t.array.set(e.array,n*r);t.needsUpdate=!0}function Lc(e,t){if(e.constructor!==t.constructor){const n=Math.min(e.length,t.length);for(let r=0;r<n;r++)t[r]=e[r]}else{const n=Math.min(e.length,t.length);t.set(new e.constructor(e.buffer,0,n))}}class Dc extends qs{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:2*t,r=arguments.length>3?arguments[3]:void 0;super(new ks,r),this.isBatchedMesh=!0,this.perObjectFrustumCulled=!0,this.sortObjects=!0,this.boundingBox=null,this.boundingSphere=null,this.customSort=null,this._instanceInfo=[],this._geometryInfo=[],this._availableInstanceIds=[],this._availableGeometryIds=[],this._nextIndexStart=0,this._nextVertexStart=0,this._geometryCount=0,this._visibilityChanged=!0,this._geometryInitialized=!1,this._maxInstanceCount=e,this._maxVertexCount=t,this._maxIndexCount=n,this._multiDrawCounts=new Int32Array(e),this._multiDrawStarts=new Int32Array(e),this._multiDrawCount=0,this._multiDrawInstances=null,this._matricesTexture=null,this._indirectTexture=null,this._colorsTexture=null,this._initMatricesTexture(),this._initIndirectTexture()}get maxInstanceCount(){return this._maxInstanceCount}get instanceCount(){return this._instanceInfo.length-this._availableInstanceIds.length}get unusedVertexCount(){return this._maxVertexCount-this._nextVertexStart}get unusedIndexCount(){return this._maxIndexCount-this._nextIndexStart}_initMatricesTexture(){let e=Math.sqrt(4*this._maxInstanceCount);e=4*Math.ceil(e/4),e=Math.max(e,4);const t=new Float32Array(e*e*4),n=new Ql(t,e,e,Qn,Vn);this._matricesTexture=n}_initIndirectTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Uint32Array(e*e),n=new Ql(t,e,e,rr,Gn);this._indirectTexture=n}_initColorsTexture(){let e=Math.sqrt(this._maxInstanceCount);e=Math.ceil(e);const t=new Float32Array(e*e*4).fill(1),n=new Ql(t,e,e,Qn,Vn);n.colorSpace=_a.workingColorSpace,this._colorsTexture=n}_initializeGeometry(e){const t=this.geometry,n=this._maxVertexCount,r=this._maxIndexCount;if(!1===this._geometryInitialized){for(const r in e.attributes){const i=e.getAttribute(r),{array:a,itemSize:o,normalized:s}=i,l=new a.constructor(n*o),c=new _s(l,o,s);t.setAttribute(r,c)}if(null!==e.getIndex()){const e=n>65535?new Uint32Array(r):new Uint16Array(r);t.setIndex(new _s(e,1))}this._geometryInitialized=!0}}_validateGeometry(e){const t=this.geometry;if(Boolean(e.getIndex())!==Boolean(t.getIndex()))throw new Error('THREE.BatchedMesh: All geometries must consistently have "index".');for(const n in t.attributes){if(!e.hasAttribute(n))throw new Error(`THREE.BatchedMesh: Added geometry missing "${n}". All geometries must have consistent attributes.`);const r=e.getAttribute(n),i=t.getAttribute(n);if(r.itemSize!==i.itemSize||r.normalized!==i.normalized)throw new Error("THREE.BatchedMesh: All attributes must have a consistent itemSize and normalized value.")}}validateInstanceId(e){const t=this._instanceInfo;if(e<0||e>=t.length||!1===t[e].active)throw new Error(`THREE.BatchedMesh: Invalid instanceId ${e}. Instance is either out of range or has been deleted.`)}validateGeometryId(e){const t=this._geometryInfo;if(e<0||e>=t.length||!1===t[e].active)throw new Error(`THREE.BatchedMesh: Invalid geometryId ${e}. Geometry is either out of range or has been deleted.`)}setCustomSort(e){return this.customSort=e,this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Ha);const e=this.boundingBox,t=this._instanceInfo;e.makeEmpty();for(let n=0,r=t.length;n<r;n++){if(!1===t[n].active)continue;const r=t[n].geometryIndex;this.getMatrixAt(n,xc),this.getBoundingBoxAt(r,Ac).applyMatrix4(xc),e.union(Ac)}}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ao);const e=this.boundingSphere,t=this._instanceInfo;e.makeEmpty();for(let n=0,r=t.length;n<r;n++){if(!1===t[n].active)continue;const r=t[n].geometryIndex;this.getMatrixAt(n,xc),this.getBoundingSphereAt(r,Mc).applyMatrix4(xc),e.union(Mc)}}addInstance(e){if(this._instanceInfo.length>=this.maxInstanceCount&&0===this._availableInstanceIds.length)throw new Error("THREE.BatchedMesh: Maximum item count reached.");const t={visible:!0,active:!0,geometryIndex:e};let n=null;this._availableInstanceIds.length>0?(this._availableInstanceIds.sort(vc),n=this._availableInstanceIds.shift(),this._instanceInfo[n]=t):(n=this._instanceInfo.length,this._instanceInfo.push(t));const r=this._matricesTexture;xc.identity().toArray(r.image.data,16*n),r.needsUpdate=!0;const i=this._colorsTexture;return i&&(Sc.toArray(i.image.data,4*n),i.needsUpdate=!0),this._visibilityChanged=!0,n}addGeometry(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:-1;this._initializeGeometry(e),this._validateGeometry(e);const r={vertexStart:-1,vertexCount:-1,reservedVertexCount:-1,indexStart:-1,indexCount:-1,reservedIndexCount:-1,start:-1,count:-1,boundingBox:null,boundingSphere:null,active:!0},i=this._geometryInfo;r.vertexStart=this._nextVertexStart,r.reservedVertexCount=-1===t?e.getAttribute("position").count:t;const a=e.getIndex();if(null!==a&&(r.indexStart=this._nextIndexStart,r.reservedIndexCount=-1===n?a.count:n),-1!==r.indexStart&&r.indexStart+r.reservedIndexCount>this._maxIndexCount||r.vertexStart+r.reservedVertexCount>this._maxVertexCount)throw new Error("THREE.BatchedMesh: Reserved space request exceeds the maximum buffer size.");let o;return this._availableGeometryIds.length>0?(this._availableGeometryIds.sort(vc),o=this._availableGeometryIds.shift(),i[o]=r):(o=this._geometryCount,this._geometryCount++,i.push(r)),this.setGeometryAt(o,e),this._nextIndexStart=r.indexStart+r.reservedIndexCount,this._nextVertexStart=r.vertexStart+r.reservedVertexCount,o}setGeometryAt(e,t){if(e>=this._geometryCount)throw new Error("THREE.BatchedMesh: Maximum geometry count reached.");this._validateGeometry(t);const n=this.geometry,r=null!==n.getIndex(),i=n.getIndex(),a=t.getIndex(),o=this._geometryInfo[e];if(r&&a.count>o.reservedIndexCount||t.attributes.position.count>o.reservedVertexCount)throw new Error("THREE.BatchedMesh: Reserved space not large enough for provided geometry.");const s=o.vertexStart,l=o.reservedVertexCount;o.vertexCount=t.getAttribute("position").count;for(const c in n.attributes){const e=t.getAttribute(c),r=n.getAttribute(c);Ic(e,r,s);const i=e.itemSize;for(let t=e.count,n=l;t<n;t++){const e=s+t;for(let t=0;t<i;t++)r.setComponent(e,t,0)}r.needsUpdate=!0,r.addUpdateRange(s*i,l*i)}if(r){const e=o.indexStart,n=o.reservedIndexCount;o.indexCount=t.getIndex().count;for(let t=0;t<a.count;t++)i.setX(e+t,s+a.getX(t));for(let t=a.count,r=n;t<r;t++)i.setX(e+t,s);i.needsUpdate=!0,i.addUpdateRange(e,o.reservedIndexCount)}return o.start=r?o.indexStart:o.vertexStart,o.count=r?o.indexCount:o.vertexCount,o.boundingBox=null,null!==t.boundingBox&&(o.boundingBox=t.boundingBox.clone()),o.boundingSphere=null,null!==t.boundingSphere&&(o.boundingSphere=t.boundingSphere.clone()),this._visibilityChanged=!0,e}deleteGeometry(e){const t=this._geometryInfo;if(e>=t.length||!1===t[e].active)return this;const n=this._instanceInfo;for(let r=0,i=n.length;r<i;r++)n[r].active&&n[r].geometryIndex===e&&this.deleteInstance(r);return t[e].active=!1,this._availableGeometryIds.push(e),this._visibilityChanged=!0,this}deleteInstance(e){return this.validateInstanceId(e),this._instanceInfo[e].active=!1,this._availableInstanceIds.push(e),this._visibilityChanged=!0,this}optimize(){let e=0,t=0;const n=this._geometryInfo,r=n.map(((e,t)=>t)).sort(((e,t)=>n[e].vertexStart-n[t].vertexStart)),i=this.geometry;for(let a=0,o=n.length;a<o;a++){const o=r[a],s=n[o];if(!1!==s.active){if(null!==i.index){if(s.indexStart!==t){const{indexStart:n,vertexStart:r,reservedIndexCount:a}=s,o=i.index,l=o.array,c=e-r;for(let e=n;e<n+a;e++)l[e]=l[e]+c;o.array.copyWithin(t,n,n+a),o.addUpdateRange(t,a),s.indexStart=t}t+=s.reservedIndexCount}if(s.vertexStart!==e){const{vertexStart:t,reservedVertexCount:n}=s,r=i.attributes;for(const i in r){const a=r[i],{array:o,itemSize:s}=a;o.copyWithin(e*s,t*s,(t+n)*s),a.addUpdateRange(e*s,n*s)}s.vertexStart=e}e+=s.reservedVertexCount,s.start=i.index?s.indexStart:s.vertexStart,this._nextIndexStart=i.index?s.indexStart+s.reservedIndexCount:0,this._nextVertexStart=s.vertexStart+s.reservedVertexCount}}return this}getBoundingBoxAt(e,t){if(e>=this._geometryCount)return null;const n=this.geometry,r=this._geometryInfo[e];if(null===r.boundingBox){const e=new Ha,t=n.index,i=n.attributes.position;for(let n=r.start,a=r.start+r.count;n<a;n++){let r=n;t&&(r=t.getX(r)),e.expandByPoint(Ec.fromBufferAttribute(i,r))}r.boundingBox=e}return t.copy(r.boundingBox),t}getBoundingSphereAt(e,t){if(e>=this._geometryCount)return null;const n=this.geometry,r=this._geometryInfo[e];if(null===r.boundingSphere){const t=new ao;this.getBoundingBoxAt(e,Ac),Ac.getCenter(t.center);const i=n.index,a=n.attributes.position;let o=0;for(let e=r.start,n=r.start+r.count;e<n;e++){let n=e;i&&(n=i.getX(n)),Ec.fromBufferAttribute(a,n),o=Math.max(o,t.center.distanceToSquared(Ec))}t.radius=Math.sqrt(o),r.boundingSphere=t}return t.copy(r.boundingSphere),t}setMatrixAt(e,t){this.validateInstanceId(e);const n=this._matricesTexture,r=this._matricesTexture.image.data;return t.toArray(r,16*e),n.needsUpdate=!0,this}getMatrixAt(e,t){return this.validateInstanceId(e),t.fromArray(this._matricesTexture.image.data,16*e)}setColorAt(e,t){return this.validateInstanceId(e),null===this._colorsTexture&&this._initColorsTexture(),t.toArray(this._colorsTexture.image.data,4*e),this._colorsTexture.needsUpdate=!0,this}getColorAt(e,t){return this.validateInstanceId(e),t.fromArray(this._colorsTexture.image.data,4*e)}setVisibleAt(e,t){return this.validateInstanceId(e),this._instanceInfo[e].visible===t||(this._instanceInfo[e].visible=t,this._visibilityChanged=!0),this}getVisibleAt(e){return this.validateInstanceId(e),this._instanceInfo[e].visible}setGeometryIdAt(e,t){return this.validateInstanceId(e),this.validateGeometryId(t),this._instanceInfo[e].geometryIndex=t,this}getGeometryIdAt(e){return this.validateInstanceId(e),this._instanceInfo[e].geometryIndex}getGeometryRangeAt(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.validateGeometryId(e);const n=this._geometryInfo[e];return t.vertexStart=n.vertexStart,t.vertexCount=n.vertexCount,t.reservedVertexCount=n.reservedVertexCount,t.indexStart=n.indexStart,t.indexCount=n.indexCount,t.reservedIndexCount=n.reservedIndexCount,t.start=n.start,t.count=n.count,t}setInstanceCount(e){const t=this._availableInstanceIds,n=this._instanceInfo;for(t.sort(vc);t[t.length-1]===n.length;)n.pop(),t.pop();if(e<n.length)throw new Error(`BatchedMesh: Instance ids outside the range ${e} are being used. Cannot shrink instance count.`);const r=new Int32Array(e),i=new Int32Array(e);Lc(this._multiDrawCounts,r),Lc(this._multiDrawStarts,i),this._multiDrawCounts=r,this._multiDrawStarts=i,this._maxInstanceCount=e;const a=this._indirectTexture,o=this._matricesTexture,s=this._colorsTexture;a.dispose(),this._initIndirectTexture(),Lc(a.image.data,this._indirectTexture.image.data),o.dispose(),this._initMatricesTexture(),Lc(o.image.data,this._matricesTexture.image.data),s&&(s.dispose(),this._initColorsTexture(),Lc(s.image.data,this._colorsTexture.image.data))}setGeometrySize(e,t){const n=[...this._geometryInfo].filter((e=>e.active));if(Math.max(...n.map((e=>e.vertexStart+e.reservedVertexCount)))>e)throw new Error(`BatchedMesh: Geometry vertex values are being used outside the range ${t}. Cannot shrink further.`);if(this.geometry.index){if(Math.max(...n.map((e=>e.indexStart+e.reservedIndexCount)))>t)throw new Error(`BatchedMesh: Geometry index values are being used outside the range ${t}. Cannot shrink further.`)}const r=this.geometry;r.dispose(),this._maxVertexCount=e,this._maxIndexCount=t,this._geometryInitialized&&(this._geometryInitialized=!1,this.geometry=new ks,this._initializeGeometry(r));const i=this.geometry;r.index&&Lc(r.index.array,i.index.array);for(const a in r.attributes)Lc(r.attributes[a].array,i.attributes[a].array)}raycast(e,t){const n=this._instanceInfo,r=this._geometryInfo,i=this.matrixWorld,a=this.geometry;Pc.material=this.material,Pc.geometry.index=a.index,Pc.geometry.attributes=a.attributes,null===Pc.geometry.boundingBox&&(Pc.geometry.boundingBox=new Ha),null===Pc.geometry.boundingSphere&&(Pc.geometry.boundingSphere=new ao);for(let o=0,s=n.length;o<s;o++){if(!n[o].visible||!n[o].active)continue;const a=n[o].geometryIndex,s=r[a];Pc.geometry.setDrawRange(s.start,s.count),this.getMatrixAt(o,Pc.matrixWorld).premultiply(i),this.getBoundingBoxAt(a,Pc.geometry.boundingBox),this.getBoundingSphereAt(a,Pc.geometry.boundingSphere),Pc.raycast(e,Bc);for(let e=0,n=Bc.length;e<n;e++){const n=Bc[e];n.object=this,n.batchId=o,t.push(n)}Bc.length=0}Pc.material=null,Pc.geometry.index=null,Pc.geometry.attributes={},Pc.geometry.setDrawRange(0,1/0)}copy(e){return super.copy(e),this.geometry=e.geometry.clone(),this.perObjectFrustumCulled=e.perObjectFrustumCulled,this.sortObjects=e.sortObjects,this.boundingBox=null!==e.boundingBox?e.boundingBox.clone():null,this.boundingSphere=null!==e.boundingSphere?e.boundingSphere.clone():null,this._geometryInfo=e._geometryInfo.map((e=>({...e,boundingBox:null!==e.boundingBox?e.boundingBox.clone():null,boundingSphere:null!==e.boundingSphere?e.boundingSphere.clone():null}))),this._instanceInfo=e._instanceInfo.map((e=>({...e}))),this._maxInstanceCount=e._maxInstanceCount,this._maxVertexCount=e._maxVertexCount,this._maxIndexCount=e._maxIndexCount,this._geometryInitialized=e._geometryInitialized,this._geometryCount=e._geometryCount,this._multiDrawCounts=e._multiDrawCounts.slice(),this._multiDrawStarts=e._multiDrawStarts.slice(),this._matricesTexture=e._matricesTexture.clone(),this._matricesTexture.image.data=this._matricesTexture.image.data.slice(),null!==this._colorsTexture&&(this._colorsTexture=e._colorsTexture.clone(),this._colorsTexture.image.data=this._colorsTexture.image.data.slice()),this}dispose(){this.geometry.dispose(),this._matricesTexture.dispose(),this._matricesTexture=null,this._indirectTexture.dispose(),this._indirectTexture=null,null!==this._colorsTexture&&(this._colorsTexture.dispose(),this._colorsTexture=null)}onBeforeRender(e,t,n,r,i){if(!this._visibilityChanged&&!this.perObjectFrustumCulled&&!this.sortObjects)return;const a=r.getIndex(),o=null===a?1:a.array.BYTES_PER_ELEMENT,s=this._instanceInfo,l=this._multiDrawStarts,c=this._multiDrawCounts,u=this._geometryInfo,h=this.perObjectFrustumCulled,d=this._indirectTexture,p=d.image.data;h&&(xc.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse).multiply(this.matrixWorld),wc.setFromProjectionMatrix(xc,e.coordinateSystem));let f=0;if(this.sortObjects){xc.copy(this.matrixWorld).invert(),Ec.setFromMatrixPosition(n.matrixWorld).applyMatrix4(xc),Cc.set(0,0,-1).transformDirection(n.matrixWorld).transformDirection(xc);for(let n=0,r=s.length;n<r;n++)if(s[n].visible&&s[n].active){const e=s[n].geometryIndex;this.getMatrixAt(n,xc),this.getBoundingSphereAt(e,Mc).applyMatrix4(xc);let t=!1;if(h&&(t=!wc.intersectsSphere(Mc)),!t){const t=u[e],r=Tc.subVectors(Mc.center,Ec).dot(Cc);Rc.push(t.start,t.count,r,n)}}const e=Rc.list,t=this.customSort;null===t?e.sort(i.transparent?bc:yc):t.call(this,e,n);for(let n=0,r=e.length;n<r;n++){const t=e[n];l[f]=t.start*o,c[f]=t.count,p[f]=t.index,f++}Rc.reset()}else for(let m=0,g=s.length;m<g;m++)if(s[m].visible&&s[m].active){const e=s[m].geometryIndex;let t=!1;if(h&&(this.getMatrixAt(m,xc),this.getBoundingSphereAt(e,Mc).applyMatrix4(xc),t=!wc.intersectsSphere(Mc)),!t){const t=u[e];l[f]=t.start*o,c[f]=t.count,p[f]=m,f++}}d.needsUpdate=!0,this._multiDrawCount=f,this._visibilityChanged=!1}onBeforeShadow(e,t,n,r,i,a){this.onBeforeRender(e,null,r,i,a)}}class Fc extends us{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new ss(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 Nc=new Ua,kc=new Ua,Uc=new mo,Oc=new fo,zc=new ao,Hc=new Ua,Gc=new Ua;class Vc extends Go{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ks,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Fc;super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,r=t.count;e<r;e++)Nc.fromBufferAttribute(t,e-1),kc.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=Nc.distanceTo(kc);e.setAttribute("lineDistance",new Rs(n,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,r=this.matrixWorld,i=e.params.Line.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),zc.copy(n.boundingSphere),zc.applyMatrix4(r),zc.radius+=i,!1===e.ray.intersectsSphere(zc))return;Uc.copy(r).invert(),Oc.copy(e.ray).applyMatrix4(Uc);const o=i/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o,l=this.isLineSegments?2:1,c=n.index,u=n.attributes.position;if(null!==c){const n=Math.max(0,a.start),r=Math.min(c.count,a.start+a.count);for(let i=n,a=r-1;i<a;i+=l){const n=c.getX(i),r=c.getX(i+1),a=jc(this,e,Oc,s,n,r,i);a&&t.push(a)}if(this.isLineLoop){const i=c.getX(r-1),a=c.getX(n),o=jc(this,e,Oc,s,i,a,r-1);o&&t.push(o)}}else{const n=Math.max(0,a.start),r=Math.min(u.count,a.start+a.count);for(let i=n,a=r-1;i<a;i+=l){const n=jc(this,e,Oc,s,i,i+1,i);n&&t.push(n)}if(this.isLineLoop){const i=jc(this,e,Oc,s,r-1,n,r-1);i&&t.push(i)}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function jc(e,t,n,r,i,a,o){const s=e.geometry.attributes.position;Nc.fromBufferAttribute(s,i),kc.fromBufferAttribute(s,a);if(n.distanceSqToSegment(Nc,kc,Hc,Gc)>r)return;Hc.applyMatrix4(e.matrixWorld);const l=t.ray.origin.distanceTo(Hc);return l<t.near||l>t.far?void 0:{distance:l,point:Gc.clone().applyMatrix4(e.matrixWorld),index:o,face:null,faceIndex:null,barycoord:null,object:e}}const Wc=new Ua,Xc=new Ua;class Jc extends Vc{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,r=t.count;e<r;e+=2)Wc.fromBufferAttribute(t,e),Xc.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+Wc.distanceTo(Xc);e.setAttribute("lineDistance",new Rs(n,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class Yc extends Vc{constructor(e,t){super(e,t),this.isLineLoop=!0,this.type="LineLoop"}}class qc extends us{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new ss(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 Kc=new mo,Qc=new fo,Zc=new ao,$c=new Ua;class eu extends Go{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ks,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new qc;super(),this.isPoints=!0,this.type="Points",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}raycast(e,t){const n=this.geometry,r=this.matrixWorld,i=e.params.Points.threshold,a=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),Zc.copy(n.boundingSphere),Zc.applyMatrix4(r),Zc.radius+=i,!1===e.ray.intersectsSphere(Zc))return;Kc.copy(r).invert(),Qc.copy(e.ray).applyMatrix4(Kc);const o=i/((this.scale.x+this.scale.y+this.scale.z)/3),s=o*o,l=n.index,c=n.attributes.position;if(null!==l){for(let n=Math.max(0,a.start),i=Math.min(l.count,a.start+a.count);n<i;n++){const i=l.getX(n);$c.fromBufferAttribute(c,i),tu($c,i,s,r,e,t,this)}}else{for(let n=Math.max(0,a.start),i=Math.min(c.count,a.start+a.count);n<i;n++)$c.fromBufferAttribute(c,n),tu($c,n,s,r,e,t,this)}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function tu(e,t,n,r,i,a,o){const s=Qc.distanceSqToPoint(e);if(s<n){const n=new Ua;Qc.closestPointToPoint(e,n),n.applyMatrix4(r);const l=i.ray.origin.distanceTo(n);if(l<i.near||l>i.far)return;a.push({distance:l,distanceToRay:Math.sqrt(s),point:n,index:t,face:null,faceIndex:null,barycoord:null,object:o})}}class nu extends Ra{constructor(e,t,n,r){super(e,t,n,r,arguments.length>4&&void 0!==arguments[4]?arguments[4]:In,arguments.length>5&&void 0!==arguments[5]?arguments[5]:In,arguments.length>6?arguments[6]:void 0,arguments.length>7?arguments[7]:void 0,arguments.length>8?arguments[8]:void 0),this.isVideoTexture=!0,this.generateMipmaps=!1;const i=this;"requestVideoFrameCallback"in e&&e.requestVideoFrameCallback((function t(){i.needsUpdate=!0,e.requestVideoFrameCallback(t)}))}clone(){return new this.constructor(this.image).copy(this)}update(){const e=this.image;!1==="requestVideoFrameCallback"in e&&e.readyState>=e.HAVE_CURRENT_DATA&&(this.needsUpdate=!0)}}class ru extends nu{constructor(e,t,n,r,i,a,o,s){super({},e,t,n,r,i,a,o,s),this.isVideoFrameTexture=!0}update(){}clone(){return(new this.constructor).copy(this)}setFrame(e){this.image=e,this.needsUpdate=!0}}class iu extends Ra{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=Cn,this.minFilter=Cn,this.generateMipmaps=!1,this.needsUpdate=!0}}class au extends Ra{constructor(e,t,n,r,i,a,o,s,l,c,u,h){super(null,a,o,s,l,c,r,i,u,h),this.isCompressedTexture=!0,this.image={width:t,height:n},this.mipmaps=e,this.flipY=!1,this.generateMipmaps=!1}}class ou extends au{constructor(e,t,n,r,i,a){super(e,t,n,i,a),this.isCompressedArrayTexture=!0,this.image.depth=r,this.wrapR=Mn,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class su extends au{constructor(e,t,n){super(void 0,e[0].width,e[0].height,t,n,bn),this.isCompressedCubeTexture=!0,this.isCubeTexture=!0,this.image=e}}class lu extends Ra{constructor(e,t,n,r,i,a,o,s,l){super(e,t,n,r,i,a,o,s,l),this.isCanvasTexture=!0,this.needsUpdate=!0}}class cu extends Ra{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:Gn,r=arguments.length>3?arguments[3]:void 0,i=arguments.length>4?arguments[4]:void 0,a=arguments.length>5?arguments[5]:void 0,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Cn,s=arguments.length>7&&void 0!==arguments[7]?arguments[7]:Cn,l=arguments.length>8?arguments[8]:void 0,c=arguments.length>9&&void 0!==arguments[9]?arguments[9]:er;if(c!==er&&c!==tr)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super(null,r,i,a,o,s,c,n,l),this.isDepthTexture=!0,this.image={width:e,height:t},this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new Ea(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return null!==this.compareFunction&&(t.compareFunction=this.compareFunction),t}}class uu{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){console.warn("THREE.Curve: .getPoint() not implemented.")}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5;const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5;const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.arcLengthDivisions;if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,r=this.getPoint(0),i=0;t.push(0);for(let a=1;a<=e;a++)n=this.getPoint(a/e),i+=n.distanceTo(r),t.push(i),r=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;const n=this.getLengths();let r=0;const i=n.length;let a;a=t||e*n[i-1];let o,s=0,l=i-1;for(;s<=l;)if(r=Math.floor(s+(l-s)/2),o=n[r]-a,o<0)s=r+1;else{if(!(o>0)){l=r;break}l=r-1}if(r=l,n[r]===a)return r/(i-1);const c=n[r];return(r+(a-c)/(n[r+1]-c))/(i-1)}getTangent(e,t){const n=1e-4;let r=e-n,i=e+n;r<0&&(r=0),i>1&&(i=1);const a=this.getPoint(r),o=this.getPoint(i),s=t||(a.isVector2?new sa:new Ua);return s.copy(o).sub(a).normalize(),s}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];const n=new Ua,r=[],i=[],a=[],o=new Ua,s=new mo;for(let d=0;d<=e;d++){const t=d/e;r[d]=this.getTangentAt(t,new Ua)}i[0]=new Ua,a[0]=new Ua;let l=Number.MAX_VALUE;const c=Math.abs(r[0].x),u=Math.abs(r[0].y),h=Math.abs(r[0].z);c<=l&&(l=c,n.set(1,0,0)),u<=l&&(l=u,n.set(0,1,0)),h<=l&&n.set(0,0,1),o.crossVectors(r[0],n).normalize(),i[0].crossVectors(r[0],o),a[0].crossVectors(r[0],i[0]);for(let d=1;d<=e;d++){if(i[d]=i[d-1].clone(),a[d]=a[d-1].clone(),o.crossVectors(r[d-1],r[d]),o.length()>Number.EPSILON){o.normalize();const e=Math.acos(ta(r[d-1].dot(r[d]),-1,1));i[d].applyMatrix4(s.makeRotationAxis(o,e))}a[d].crossVectors(r[d],i[d])}if(!0===t){let t=Math.acos(ta(i[0].dot(i[e]),-1,1));t/=e,r[0].dot(o.crossVectors(i[0],i[e]))>0&&(t=-t);for(let n=1;n<=e;n++)i[n].applyMatrix4(s.makeRotationAxis(r[n],t*n)),a[n].crossVectors(r[n],i[n])}return{tangents:r,normals:i,binormals:a}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.6,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class hu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2*Math.PI,o=arguments.length>6&&void 0!==arguments[6]&&arguments[6],s=arguments.length>7&&void 0!==arguments[7]?arguments[7]:0;super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=r,this.aStartAngle=i,this.aEndAngle=a,this.aClockwise=o,this.aRotation=s}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa,n=2*Math.PI;let r=this.aEndAngle-this.aStartAngle;const i=Math.abs(r)<Number.EPSILON;for(;r<0;)r+=n;for(;r>n;)r-=n;r<Number.EPSILON&&(r=i?0:n),!0!==this.aClockwise||i||(r===n?r=-n:r-=n);const a=this.aStartAngle+e*r;let o=this.aX+this.xRadius*Math.cos(a),s=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),n=o-this.aX,r=s-this.aY;o=n*e-r*t+this.aX,s=n*t+r*e+this.aY}return t.set(o,s)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}class du extends hu{constructor(e,t,n,r,i,a){super(e,t,n,n,r,i,a),this.isArcCurve=!0,this.type="ArcCurve"}}function pu(){let e=0,t=0,n=0,r=0;function i(i,a,o,s){e=i,t=o,n=-3*i+3*a-2*o-s,r=2*i-2*a+o+s}return{initCatmullRom:function(e,t,n,r,a){i(t,n,a*(n-e),a*(r-t))},initNonuniformCatmullRom:function(e,t,n,r,a,o,s){let l=(t-e)/a-(n-e)/(a+o)+(n-t)/o,c=(n-t)/o-(r-t)/(o+s)+(r-n)/s;l*=o,c*=o,i(t,n,l,c)},calc:function(i){const a=i*i;return e+t*i+n*a+r*(a*i)}}}const fu=new Ua,mu=new pu,gu=new pu,vu=new pu;class yu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:"centripetal",r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:.5;super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=r}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua,n=this.points,r=n.length,i=(r-(this.closed?0:1))*e;let a,o,s=Math.floor(i),l=i-s;this.closed?s+=s>0?0:(Math.floor(Math.abs(s)/r)+1)*r:0===l&&s===r-1&&(s=r-2,l=1),this.closed||s>0?a=n[(s-1)%r]:(fu.subVectors(n[0],n[1]).add(n[0]),a=fu);const c=n[s%r],u=n[(s+1)%r];if(this.closed||s+2<r?o=n[(s+2)%r]:(fu.subVectors(n[r-1],n[r-2]).add(n[r-1]),o=fu),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(a.distanceToSquared(c),e),n=Math.pow(c.distanceToSquared(u),e),r=Math.pow(u.distanceToSquared(o),e);n<1e-4&&(n=1),t<1e-4&&(t=n),r<1e-4&&(r=n),mu.initNonuniformCatmullRom(a.x,c.x,u.x,o.x,t,n,r),gu.initNonuniformCatmullRom(a.y,c.y,u.y,o.y,t,n,r),vu.initNonuniformCatmullRom(a.z,c.z,u.z,o.z,t,n,r)}else"catmullrom"===this.curveType&&(mu.initCatmullRom(a.x,c.x,u.x,o.x,this.tension),gu.initCatmullRom(a.y,c.y,u.y,o.y,this.tension),vu.initCatmullRom(a.z,c.z,u.z,o.z,this.tension));return t.set(mu.calc(l),gu.calc(l),vu.calc(l)),t}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new Ua).fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}}function bu(e,t,n,r,i){const a=.5*(r-t),o=.5*(i-n),s=e*e;return(2*n-2*r+a+o)*(e*s)+(-3*n+3*r-2*a-o)*s+a*e+n}function _u(e,t,n,r){return function(e,t){const n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,r)}function xu(e,t,n,r,i){return function(e,t){const n=1-e;return n*n*n*t}(e,t)+function(e,t){const n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,r)+function(e,t){return e*e*e*t}(e,i)}class Su extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new sa,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new sa,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new sa;super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa,n=this.v0,r=this.v1,i=this.v2,a=this.v3;return t.set(xu(e,n.x,r.x,i.x,a.x),xu(e,n.y,r.y,i.y,a.y)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class wu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Ua,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:new Ua;super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua,n=this.v0,r=this.v1,i=this.v2,a=this.v3;return t.set(xu(e,n.x,r.x,i.x,a.x),xu(e,n.y,r.y,i.y,a.y),xu(e,n.z,r.z,i.z,a.z)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Au extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new sa,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa;super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa;return 1===e?t.copy(this.v2):(t.copy(this.v2).sub(this.v1),t.multiplyScalar(e).add(this.v1)),t}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e){return(arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa).subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Mu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua;super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua;return 1===e?t.copy(this.v2):(t.copy(this.v2).sub(this.v1),t.multiplyScalar(e).add(this.v1)),t}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e){return(arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua).subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Eu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new sa,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new sa;super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa,n=this.v0,r=this.v1,i=this.v2;return t.set(_u(e,n.x,r.x,i.x),_u(e,n.y,r.y,i.y)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Cu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:new Ua;super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua,n=this.v0,r=this.v1,i=this.v2;return t.set(_u(e,n.x,r.x,i.x),_u(e,n.y,r.y,i.y),_u(e,n.z,r.z,i.z)),t}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Tu extends uu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e){const t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa,n=this.points,r=(n.length-1)*e,i=Math.floor(r),a=r-i,o=n[0===i?i:i-1],s=n[i],l=n[i>n.length-2?n.length-1:i+1],c=n[i>n.length-3?n.length-1:i+2];return t.set(bu(a,o.x,s.x,l.x,c.x),bu(a,o.y,s.y,l.y,c.y)),t}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new sa).fromArray(n))}return this}}var Ru=Object.freeze({__proto__:null,ArcCurve:du,CatmullRomCurve3:yu,CubicBezierCurve:Su,CubicBezierCurve3:wu,EllipseCurve:hu,LineCurve:Au,LineCurve3:Mu,QuadraticBezierCurve:Eu,QuadraticBezierCurve3:Cu,SplineCurve:Tu});class Pu extends uu{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){const n=!0===e.isVector2?"LineCurve":"LineCurve3";this.curves.push(new Ru[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),r=this.getCurveLengths();let i=0;for(;i<r.length;){if(r[i]>=n){const e=r[i]-n,a=this.curves[i],o=a.getLength(),s=0===o?0:1-e/o;return a.getPointAt(s,t)}i++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,r=this.curves.length;n<r;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:40;const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:12;const t=[];let n;for(let r=0,i=this.curves;r<i.length;r++){const a=i[r],o=a.isEllipseCurve?2*e:a.isLineCurve||a.isLineCurve3?1:a.isSplineCurve?e*a.points.length:e,s=a.getPoints(o);for(let e=0;e<s.length;e++){const r=s[e];n&&n.equals(r)||(t.push(r),n=r)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push((new Ru[n.type]).fromJSON(n))}return this}}class Bu extends Pu{constructor(e){super(),this.type="Path",this.currentPoint=new sa,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new Au(this.currentPoint.clone(),new sa(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,r){const i=new Eu(this.currentPoint.clone(),new sa(e,t),new sa(n,r));return this.curves.push(i),this.currentPoint.set(n,r),this}bezierCurveTo(e,t,n,r,i,a){const o=new Su(this.currentPoint.clone(),new sa(e,t),new sa(n,r),new sa(i,a));return this.curves.push(o),this.currentPoint.set(i,a),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new Tu(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,r,i,a){const o=this.currentPoint.x,s=this.currentPoint.y;return this.absarc(e+o,t+s,n,r,i,a),this}absarc(e,t,n,r,i,a){return this.absellipse(e,t,n,n,r,i,a),this}ellipse(e,t,n,r,i,a,o,s){const l=this.currentPoint.x,c=this.currentPoint.y;return this.absellipse(e+l,t+c,n,r,i,a,o,s),this}absellipse(e,t,n,r,i,a,o,s){const l=new hu(e,t,n,r,i,a,o,s);if(this.curves.length>0){const e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);const c=l.getPoint(1);return this.currentPoint.copy(c),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}}class Iu extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[new sa(0,-.5),new sa(.5,0),new sa(0,.5)],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:12,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2*Math.PI;super(),this.type="LatheGeometry",this.parameters={points:e,segments:t,phiStart:n,phiLength:r},t=Math.floor(t),r=ta(r,0,2*Math.PI);const i=[],a=[],o=[],s=[],l=[],c=1/t,u=new Ua,h=new sa,d=new Ua,p=new Ua,f=new Ua;let m=0,g=0;for(let v=0;v<=e.length-1;v++)switch(v){case 0:m=e[v+1].x-e[v].x,g=e[v+1].y-e[v].y,d.x=1*g,d.y=-m,d.z=0*g,f.copy(d),d.normalize(),s.push(d.x,d.y,d.z);break;case e.length-1:s.push(f.x,f.y,f.z);break;default:m=e[v+1].x-e[v].x,g=e[v+1].y-e[v].y,d.x=1*g,d.y=-m,d.z=0*g,p.copy(d),d.x+=f.x,d.y+=f.y,d.z+=f.z,d.normalize(),s.push(d.x,d.y,d.z),f.copy(p)}for(let v=0;v<=t;v++){const i=n+v*c*r,d=Math.sin(i),p=Math.cos(i);for(let n=0;n<=e.length-1;n++){u.x=e[n].x*d,u.y=e[n].y,u.z=e[n].x*p,a.push(u.x,u.y,u.z),h.x=v/t,h.y=n/(e.length-1),o.push(h.x,h.y);const r=s[3*n+0]*d,i=s[3*n+1],c=s[3*n+0]*p;l.push(r,i,c)}}for(let v=0;v<t;v++)for(let t=0;t<e.length-1;t++){const n=t+v*e.length,r=n,a=n+e.length,o=n+e.length+1,s=n+1;i.push(r,a,s),i.push(o,s,a)}this.setIndex(i),this.setAttribute("position",new Rs(a,3)),this.setAttribute("uv",new Rs(o,2)),this.setAttribute("normal",new Rs(l,3))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Iu(e.points,e.segments,e.phiStart,e.phiLength)}}class Lu extends Iu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:4,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8;const i=new Bu;i.absarc(0,-t/2,e,1.5*Math.PI,0),i.absarc(0,t/2,e,0,.5*Math.PI),super(i.getPoints(n),r),this.type="CapsuleGeometry",this.parameters={radius:e,length:t,capSegments:n,radialSegments:r}}static fromJSON(e){return new Lu(e.radius,e.length,e.capSegments,e.radialSegments)}}class Du extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:32,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2*Math.PI;super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:r},t=Math.max(3,t);const i=[],a=[],o=[],s=[],l=new Ua,c=new sa;a.push(0,0,0),o.push(0,0,1),s.push(.5,.5);for(let u=0,h=3;u<=t;u++,h+=3){const i=n+u/t*r;l.x=e*Math.cos(i),l.y=e*Math.sin(i),a.push(l.x,l.y,l.z),o.push(0,0,1),c.x=(a[h]/e+1)/2,c.y=(a[h+1]/e+1)/2,s.push(c.x,c.y)}for(let u=1;u<=t;u++)i.push(u,u+1,0);this.setIndex(i),this.setAttribute("position",new Rs(a,3)),this.setAttribute("normal",new Rs(o,3)),this.setAttribute("uv",new Rs(s,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Du(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Fu extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:32,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:1,a=arguments.length>5&&void 0!==arguments[5]&&arguments[5],o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:0,s=arguments.length>7&&void 0!==arguments[7]?arguments[7]:2*Math.PI;super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:r,heightSegments:i,openEnded:a,thetaStart:o,thetaLength:s};const l=this;r=Math.floor(r),i=Math.floor(i);const c=[],u=[],h=[],d=[];let p=0;const f=[],m=n/2;let g=0;function v(n){const i=p,a=new sa,f=new Ua;let v=0;const y=!0===n?e:t,b=!0===n?1:-1;for(let e=1;e<=r;e++)u.push(0,m*b,0),h.push(0,b,0),d.push(.5,.5),p++;const _=p;for(let e=0;e<=r;e++){const t=e/r*s+o,n=Math.cos(t),i=Math.sin(t);f.x=y*i,f.y=m*b,f.z=y*n,u.push(f.x,f.y,f.z),h.push(0,b,0),a.x=.5*n+.5,a.y=.5*i*b+.5,d.push(a.x,a.y),p++}for(let e=0;e<r;e++){const t=i+e,r=_+e;!0===n?c.push(r,r+1,t):c.push(r+1,r,t),v+=3}l.addGroup(g,v,!0===n?1:2),g+=v}!function(){const a=new Ua,v=new Ua;let y=0;const b=(t-e)/n;for(let l=0;l<=i;l++){const c=[],g=l/i,y=g*(t-e)+e;for(let e=0;e<=r;e++){const t=e/r,i=t*s+o,l=Math.sin(i),f=Math.cos(i);v.x=y*l,v.y=-g*n+m,v.z=y*f,u.push(v.x,v.y,v.z),a.set(l,b,f).normalize(),h.push(a.x,a.y,a.z),d.push(t,1-g),c.push(p++)}f.push(c)}for(let n=0;n<r;n++)for(let r=0;r<i;r++){const a=f[r][n],o=f[r+1][n],s=f[r+1][n+1],l=f[r][n+1];(e>0||0!==r)&&(c.push(a,o,l),y+=3),(t>0||r!==i-1)&&(c.push(o,s,l),y+=3)}l.addGroup(g,y,0),g+=y}(),!1===a&&(e>0&&v(!0),t>0&&v(!1)),this.setIndex(c),this.setAttribute("position",new Rs(u,3)),this.setAttribute("normal",new Rs(h,3)),this.setAttribute("uv",new Rs(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Fu(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class Nu extends Fu{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:32,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]&&arguments[4],a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:2*Math.PI;super(0,e,t,n,r,i,a,o),this.type="ConeGeometry",this.parameters={radius:e,height:t,radialSegments:n,heightSegments:r,openEnded:i,thetaStart:a,thetaLength:o}}static fromJSON(e){return new Nu(e.radius,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class ku extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:[],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;super(),this.type="PolyhedronGeometry",this.parameters={vertices:e,indices:t,radius:n,detail:r};const i=[],a=[];function o(e,t,n,r){const i=r+1,a=[];for(let o=0;o<=i;o++){a[o]=[];const r=e.clone().lerp(n,o/i),s=t.clone().lerp(n,o/i),l=i-o;for(let e=0;e<=l;e++)a[o][e]=0===e&&o===i?r:r.clone().lerp(s,e/l)}for(let o=0;o<i;o++)for(let e=0;e<2*(i-o)-1;e++){const t=Math.floor(e/2);e%2===0?(s(a[o][t+1]),s(a[o+1][t]),s(a[o][t])):(s(a[o][t+1]),s(a[o+1][t+1]),s(a[o+1][t]))}}function s(e){i.push(e.x,e.y,e.z)}function l(t,n){const r=3*t;n.x=e[r+0],n.y=e[r+1],n.z=e[r+2]}function c(e,t,n,r){r<0&&1===e.x&&(a[t]=e.x-1),0===n.x&&0===n.z&&(a[t]=r/2/Math.PI+.5)}function u(e){return Math.atan2(e.z,-e.x)}!function(e){const n=new Ua,r=new Ua,i=new Ua;for(let a=0;a<t.length;a+=3)l(t[a+0],n),l(t[a+1],r),l(t[a+2],i),o(n,r,i,e)}(r),function(e){const t=new Ua;for(let n=0;n<i.length;n+=3)t.x=i[n+0],t.y=i[n+1],t.z=i[n+2],t.normalize().multiplyScalar(e),i[n+0]=t.x,i[n+1]=t.y,i[n+2]=t.z}(n),function(){const e=new Ua;for(let n=0;n<i.length;n+=3){e.x=i[n+0],e.y=i[n+1],e.z=i[n+2];const r=u(e)/2/Math.PI+.5,o=(t=e,Math.atan2(-t.y,Math.sqrt(t.x*t.x+t.z*t.z))/Math.PI+.5);a.push(r,1-o)}var t;(function(){const e=new Ua,t=new Ua,n=new Ua,r=new Ua,o=new sa,s=new sa,l=new sa;for(let h=0,d=0;h<i.length;h+=9,d+=6){e.set(i[h+0],i[h+1],i[h+2]),t.set(i[h+3],i[h+4],i[h+5]),n.set(i[h+6],i[h+7],i[h+8]),o.set(a[d+0],a[d+1]),s.set(a[d+2],a[d+3]),l.set(a[d+4],a[d+5]),r.copy(e).add(t).add(n).divideScalar(3);const p=u(r);c(o,d+0,e,p),c(s,d+2,t,p),c(l,d+4,n,p)}})(),function(){for(let e=0;e<a.length;e+=6){const t=a[e+0],n=a[e+2],r=a[e+4],i=Math.max(t,n,r),o=Math.min(t,n,r);i>.9&&o<.1&&(t<.2&&(a[e+0]+=1),n<.2&&(a[e+2]+=1),r<.2&&(a[e+4]+=1))}}()}(),this.setAttribute("position",new Rs(i,3)),this.setAttribute("normal",new Rs(i.slice(),3)),this.setAttribute("uv",new Rs(a,2)),0===r?this.computeVertexNormals():this.normalizeNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new ku(e.vertices,e.indices,e.radius,e.details)}}class Uu extends ku{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=(1+Math.sqrt(5))/2,r=1/n;super([-1,-1,-1,-1,-1,1,-1,1,-1,-1,1,1,1,-1,-1,1,-1,1,1,1,-1,1,1,1,0,-r,-n,0,-r,n,0,r,-n,0,r,n,-r,-n,0,-r,n,0,r,-n,0,r,n,0,-n,0,-r,n,0,-r,-n,0,r,n,0,r],[3,11,7,3,7,15,3,15,13,7,19,17,7,17,6,7,6,15,17,4,8,17,8,10,17,10,6,8,0,16,8,16,2,8,2,10,0,12,1,0,1,18,0,18,16,6,10,2,6,2,13,6,13,15,2,16,18,2,18,3,2,3,13,18,1,9,18,9,11,18,11,3,4,14,12,4,12,0,4,0,8,11,9,5,11,5,19,11,19,7,19,5,14,19,14,4,19,4,17,1,12,14,1,14,5,1,5,9],e,t),this.type="DodecahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Uu(e.radius,e.detail)}}const Ou=new Ua,zu=new Ua,Hu=new Ua,Gu=new ns;class Vu extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;if(super(),this.type="EdgesGeometry",this.parameters={geometry:e,thresholdAngle:t},null!==e){const n=4,r=Math.pow(10,n),i=Math.cos(Zi*t),a=e.getIndex(),o=e.getAttribute("position"),s=a?a.count:o.count,l=[0,0,0],c=["a","b","c"],u=new Array(3),h={},d=[];for(let e=0;e<s;e+=3){a?(l[0]=a.getX(e),l[1]=a.getX(e+1),l[2]=a.getX(e+2)):(l[0]=e,l[1]=e+1,l[2]=e+2);const{a:t,b:n,c:s}=Gu;if(t.fromBufferAttribute(o,l[0]),n.fromBufferAttribute(o,l[1]),s.fromBufferAttribute(o,l[2]),Gu.getNormal(Hu),u[0]=`${Math.round(t.x*r)},${Math.round(t.y*r)},${Math.round(t.z*r)}`,u[1]=`${Math.round(n.x*r)},${Math.round(n.y*r)},${Math.round(n.z*r)}`,u[2]=`${Math.round(s.x*r)},${Math.round(s.y*r)},${Math.round(s.z*r)}`,u[0]!==u[1]&&u[1]!==u[2]&&u[2]!==u[0])for(let e=0;e<3;e++){const t=(e+1)%3,n=u[e],r=u[t],a=Gu[c[e]],o=Gu[c[t]],s=`${n}_${r}`,p=`${r}_${n}`;p in h&&h[p]?(Hu.dot(h[p].normal)<=i&&(d.push(a.x,a.y,a.z),d.push(o.x,o.y,o.z)),h[p]=null):s in h||(h[s]={index0:l[e],index1:l[t],normal:Hu.clone()})}}for(const e in 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0!==arguments[3]?arguments[3]:1;super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r};const i=e/2,a=t/2,o=Math.floor(n),s=Math.floor(r),l=o+1,c=s+1,u=e/o,h=t/s,d=[],p=[],f=[],m=[];for(let g=0;g<c;g++){const e=g*h-a;for(let t=0;t<l;t++){const n=t*u-i;p.push(n,-e,0),f.push(0,0,1),m.push(t/o),m.push(1-g/s)}}for(let g=0;g<s;g++)for(let e=0;e<o;e++){const t=e+l*g,n=e+l*(g+1),r=e+1+l*(g+1),i=e+1+l*g;d.push(t,n,i),d.push(n,r,i)}this.setIndex(d),this.setAttribute("position",new Rs(p,3)),this.setAttribute("normal",new Rs(f,3)),this.setAttribute("uv",new Rs(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Mh(e.width,e.height,e.widthSegments,e.heightSegments)}}class Eh extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.5,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:32,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2*Math.PI;super(),this.type="RingGeometry",this.parameters={innerRadius:e,outerRadius:t,thetaSegments:n,phiSegments:r,thetaStart:i,thetaLength:a},n=Math.max(3,n),r=Math.max(1,r);const o=[],s=[],l=[],c=[];let u=e;const h=(t-e)/r,d=new Ua,p=new sa;for(let f=0;f<=r;f++){for(let e=0;e<=n;e++){const r=i+e/n*a;d.x=u*Math.cos(r),d.y=u*Math.sin(r),s.push(d.x,d.y,d.z),l.push(0,0,1),p.x=(d.x/t+1)/2,p.y=(d.y/t+1)/2,c.push(p.x,p.y)}u+=h}for(let f=0;f<r;f++){const e=f*(n+1);for(let t=0;t<n;t++){const r=t+e,i=r,a=r+n+1,s=r+n+2,l=r+1;o.push(i,a,l),o.push(a,s,l)}}this.setIndex(o),this.setAttribute("position",new Rs(s,3)),this.setAttribute("normal",new Rs(l,3)),this.setAttribute("uv",new Rs(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Eh(e.innerRadius,e.outerRadius,e.thetaSegments,e.phiSegments,e.thetaStart,e.thetaLength)}}class Ch extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new ju([new sa(0,.5),new sa(-.5,-.5),new sa(.5,-.5)]),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:12;super(),this.type="ShapeGeometry",this.parameters={shapes:e,curveSegments:t};const n=[],r=[],i=[],a=[];let o=0,s=0;if(!1===Array.isArray(e))l(e);else for(let c=0;c<e.length;c++)l(e[c]),this.addGroup(o,s,c),o+=s,s=0;function l(e){const o=r.length/3,l=e.extractPoints(t);let c=l.shape;const u=l.holes;!1===yh.isClockWise(c)&&(c=c.reverse());for(let t=0,n=u.length;t<n;t++){const e=u[t];!0===yh.isClockWise(e)&&(u[t]=e.reverse())}const h=yh.triangulateShape(c,u);for(let t=0,n=u.length;t<n;t++){const e=u[t];c=c.concat(e)}for(let t=0,n=c.length;t<n;t++){const e=c[t];r.push(e.x,e.y,0),i.push(0,0,1),a.push(e.x,e.y)}for(let t=0,r=h.length;t<r;t++){const e=h[t],r=e[0]+o,i=e[1]+o,a=e[2]+o;n.push(r,i,a),s+=3}}this.setIndex(n),this.setAttribute("position",new Rs(r,3)),this.setAttribute("normal",new Rs(i,3)),this.setAttribute("uv",new Rs(a,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t){if(t.shapes=[],Array.isArray(e))for(let n=0,r=e.length;n<r;n++){const r=e[n];t.shapes.push(r.uuid)}else t.shapes.push(e.uuid);return t}(this.parameters.shapes,e)}static fromJSON(e,t){const n=[];for(let r=0,i=e.shapes.length;r<i;r++){const i=t[e.shapes[r]];n.push(i)}return new Ch(n,e.curveSegments)}}class Th extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:32,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:16,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2*Math.PI,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:0,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:Math.PI;super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:r,phiLength:i,thetaStart:a,thetaLength:o},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const s=Math.min(a+o,Math.PI);let l=0;const c=[],u=new Ua,h=new Ua,d=[],p=[],f=[],m=[];for(let g=0;g<=n;g++){const d=[],v=g/n;let y=0;0===g&&0===a?y=.5/t:g===n&&s===Math.PI&&(y=-.5/t);for(let n=0;n<=t;n++){const s=n/t;u.x=-e*Math.cos(r+s*i)*Math.sin(a+v*o),u.y=e*Math.cos(a+v*o),u.z=e*Math.sin(r+s*i)*Math.sin(a+v*o),p.push(u.x,u.y,u.z),h.copy(u).normalize(),f.push(h.x,h.y,h.z),m.push(s+y,1-v),d.push(l++)}c.push(d)}for(let g=0;g<n;g++)for(let e=0;e<t;e++){const t=c[g][e+1],r=c[g][e],i=c[g+1][e],o=c[g+1][e+1];(0!==g||a>0)&&d.push(t,r,o),(g!==n-1||s<Math.PI)&&d.push(r,i,o)}this.setIndex(d),this.setAttribute("position",new Rs(p,3)),this.setAttribute("normal",new Rs(f,3)),this.setAttribute("uv",new Rs(m,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Th(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class Rh extends ku{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;super([1,1,1,-1,-1,1,-1,1,-1,1,-1,-1],[2,1,0,0,3,2,1,3,0,2,3,1],e,t),this.type="TetrahedronGeometry",this.parameters={radius:e,detail:t}}static fromJSON(e){return new Rh(e.radius,e.detail)}}class Ph extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.4,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:12,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:48,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2*Math.PI;super(),this.type="TorusGeometry",this.parameters={radius:e,tube:t,radialSegments:n,tubularSegments:r,arc:i},n=Math.floor(n),r=Math.floor(r);const a=[],o=[],s=[],l=[],c=new Ua,u=new Ua,h=new Ua;for(let d=0;d<=n;d++)for(let a=0;a<=r;a++){const p=a/r*i,f=d/n*Math.PI*2;u.x=(e+t*Math.cos(f))*Math.cos(p),u.y=(e+t*Math.cos(f))*Math.sin(p),u.z=t*Math.sin(f),o.push(u.x,u.y,u.z),c.x=e*Math.cos(p),c.y=e*Math.sin(p),h.subVectors(u,c).normalize(),s.push(h.x,h.y,h.z),l.push(a/r),l.push(d/n)}for(let d=1;d<=n;d++)for(let e=1;e<=r;e++){const t=(r+1)*d+e-1,n=(r+1)*(d-1)+e-1,i=(r+1)*(d-1)+e,o=(r+1)*d+e;a.push(t,n,o),a.push(n,i,o)}this.setIndex(a),this.setAttribute("position",new Rs(o,3)),this.setAttribute("normal",new Rs(s,3)),this.setAttribute("uv",new Rs(l,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ph(e.radius,e.tube,e.radialSegments,e.tubularSegments,e.arc)}}class Bh extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.4,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:64,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:2,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:3;super(),this.type="TorusKnotGeometry",this.parameters={radius:e,tube:t,tubularSegments:n,radialSegments:r,p:i,q:a},n=Math.floor(n),r=Math.floor(r);const o=[],s=[],l=[],c=[],u=new Ua,h=new Ua,d=new Ua,p=new Ua,f=new Ua,m=new Ua,g=new Ua;for(let y=0;y<=n;++y){const o=y/n*i*Math.PI*2;v(o,i,a,e,d),v(o+.01,i,a,e,p),m.subVectors(p,d),g.addVectors(p,d),f.crossVectors(m,g),g.crossVectors(f,m),f.normalize(),g.normalize();for(let e=0;e<=r;++e){const i=e/r*Math.PI*2,a=-t*Math.cos(i),o=t*Math.sin(i);u.x=d.x+(a*g.x+o*f.x),u.y=d.y+(a*g.y+o*f.y),u.z=d.z+(a*g.z+o*f.z),s.push(u.x,u.y,u.z),h.subVectors(u,d).normalize(),l.push(h.x,h.y,h.z),c.push(y/n),c.push(e/r)}}for(let y=1;y<=n;y++)for(let e=1;e<=r;e++){const t=(r+1)*(y-1)+(e-1),n=(r+1)*y+(e-1),i=(r+1)*y+e,a=(r+1)*(y-1)+e;o.push(t,n,a),o.push(n,i,a)}function v(e,t,n,r,i){const a=Math.cos(e),o=Math.sin(e),s=n/t*e,l=Math.cos(s);i.x=r*(2+l)*.5*a,i.y=r*(2+l)*o*.5,i.z=r*Math.sin(s)*.5}this.setIndex(o),this.setAttribute("position",new Rs(s,3)),this.setAttribute("normal",new Rs(l,3)),this.setAttribute("uv",new Rs(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Bh(e.radius,e.tube,e.tubularSegments,e.radialSegments,e.p,e.q)}}class Ih extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Cu(new Ua(-1,-1,0),new Ua(-1,1,0),new Ua(1,1,0)),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:64,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8,i=arguments.length>4&&void 0!==arguments[4]&&arguments[4];super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:r,closed:i};const a=e.computeFrenetFrames(t,i);this.tangents=a.tangents,this.normals=a.normals,this.binormals=a.binormals;const o=new Ua,s=new Ua,l=new sa;let c=new Ua;const u=[],h=[],d=[],p=[];function f(i){c=e.getPointAt(i/t,c);const l=a.normals[i],d=a.binormals[i];for(let e=0;e<=r;e++){const t=e/r*Math.PI*2,i=Math.sin(t),a=-Math.cos(t);s.x=a*l.x+i*d.x,s.y=a*l.y+i*d.y,s.z=a*l.z+i*d.z,s.normalize(),h.push(s.x,s.y,s.z),o.x=c.x+n*s.x,o.y=c.y+n*s.y,o.z=c.z+n*s.z,u.push(o.x,o.y,o.z)}}!function(){for(let e=0;e<t;e++)f(e);f(!1===i?t:0),function(){for(let e=0;e<=t;e++)for(let n=0;n<=r;n++)l.x=e/t,l.y=n/r,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=r;t++){const n=(r+1)*(e-1)+(t-1),i=(r+1)*e+(t-1),a=(r+1)*e+t,o=(r+1)*(e-1)+t;p.push(n,i,o),p.push(i,a,o)}}()}(),this.setIndex(p),this.setAttribute("position",new Rs(u,3)),this.setAttribute("normal",new Rs(h,3)),this.setAttribute("uv",new Rs(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new Ih((new Ru[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class Lh extends ks{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],n=new Set,r=new Ua,i=new Ua;if(null!==e.index){const a=e.attributes.position,o=e.index;let s=e.groups;0===s.length&&(s=[{start:0,count:o.count,materialIndex:0}]);for(let e=0,l=s.length;e<l;++e){const l=s[e],c=l.start;for(let e=c,s=c+l.count;e<s;e+=3)for(let l=0;l<3;l++){const s=o.getX(e+l),c=o.getX(e+(l+1)%3);r.fromBufferAttribute(a,s),i.fromBufferAttribute(a,c),!0===Dh(r,i,n)&&(t.push(r.x,r.y,r.z),t.push(i.x,i.y,i.z))}}}else{const a=e.attributes.position;for(let e=0,o=a.count/3;e<o;e++)for(let s=0;s<3;s++){const o=3*e+s,l=3*e+(s+1)%3;r.fromBufferAttribute(a,o),i.fromBufferAttribute(a,l),!0===Dh(r,i,n)&&(t.push(r.x,r.y,r.z),t.push(i.x,i.y,i.z))}}this.setAttribute("position",new Rs(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function Dh(e,t,n){const r=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,i=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==n.has(r)&&!0!==n.has(i)&&(n.add(r),n.add(i),!0)}var Fh=Object.freeze({__proto__:null,BoxGeometry:Qs,CapsuleGeometry:Lu,CircleGeometry:Du,ConeGeometry:Nu,CylinderGeometry:Fu,DodecahedronGeometry:Uu,EdgesGeometry:Vu,ExtrudeGeometry:xh,IcosahedronGeometry:wh,LatheGeometry:Iu,OctahedronGeometry:Ah,PlaneGeometry:Mh,PolyhedronGeometry:ku,RingGeometry:Eh,ShapeGeometry:Ch,SphereGeometry:Th,TetrahedronGeometry:Rh,TorusGeometry:Ph,TorusKnotGeometry:Bh,TubeGeometry:Ih,WireframeGeometry:Lh});class Nh extends us{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new ss(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}class kh extends nl{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Uh extends us{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new ss(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 ss(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ii,this.normalScale=new sa(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 Mo,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 Oh extends Uh{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new sa(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return ta(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new ss(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 ss(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new ss(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 zh extends us{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new ss(16777215),this.specular=new ss(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ss(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ii,this.normalScale=new sa(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Mo,this.combine=an,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 Hh extends us{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new ss(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ss(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ii,this.normalScale=new sa(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Gh extends us{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ii,this.normalScale=new sa(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class Vh extends us{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new ss(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new ss(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ii,this.normalScale=new sa(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Mo,this.combine=an,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 jh extends us{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=ei,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 Wh extends us{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}class Xh extends us{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new ss(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ii,this.normalScale=new sa(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Jh extends Fc{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}function Yh(e,t){return e&&e.constructor!==t?"number"===typeof t.BYTES_PER_ELEMENT?new t(e):Array.prototype.slice.call(e):e}function qh(e){return ArrayBuffer.isView(e)&&!(e instanceof DataView)}function Kh(e){const t=e.length,n=new Array(t);for(let r=0;r!==t;++r)n[r]=r;return n.sort((function(t,n){return e[t]-e[n]})),n}function Qh(e,t,n){const r=e.length,i=new e.constructor(r);for(let a=0,o=0;o!==r;++a){const r=n[a]*t;for(let n=0;n!==t;++n)i[o++]=e[r+n]}return i}function Zh(e,t,n,r){let i=1,a=e[0];for(;void 0!==a&&void 0===a[r];)a=e[i++];if(void 0===a)return;let o=a[r];if(void 0!==o)if(Array.isArray(o))do{o=a[r],void 0!==o&&(t.push(a.time),n.push(...o)),a=e[i++]}while(void 0!==a);else if(void 0!==o.toArray)do{o=a[r],void 0!==o&&(t.push(a.time),o.toArray(n,n.length)),a=e[i++]}while(void 0!==a);else do{o=a[r],void 0!==o&&(t.push(a.time),n.push(o)),a=e[i++]}while(void 0!==a)}class $h{static convertArray(e,t){return Yh(e,t)}static isTypedArray(e){return qh(e)}static getKeyframeOrder(e){return Kh(e)}static sortedArray(e,t,n){return Qh(e,t,n)}static flattenJSON(e,t,n,r){Zh(e,t,n,r)}static subclip(e,t,n,r){return function(e,t,n,r){let i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:30;const a=e.clone();a.name=t;const o=[];for(let l=0;l<a.tracks.length;++l){const e=a.tracks[l],t=e.getValueSize(),s=[],c=[];for(let a=0;a<e.times.length;++a){const o=e.times[a]*i;if(!(o<n||o>=r)){s.push(e.times[a]);for(let n=0;n<t;++n)c.push(e.values[a*t+n])}}0!==s.length&&(e.times=Yh(s,e.times.constructor),e.values=Yh(c,e.values.constructor),o.push(e))}a.tracks=o;let s=1/0;for(let l=0;l<a.tracks.length;++l)s>a.tracks[l].times[0]&&(s=a.tracks[l].times[0]);for(let l=0;l<a.tracks.length;++l)a.tracks[l].shift(-1*s);return a.resetDuration(),a}(e,t,n,r,arguments.length>4&&void 0!==arguments[4]?arguments[4]:30)}static makeClipAdditive(e){return function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:e,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:30;r<=0&&(r=30);const i=n.tracks.length,a=t/r;for(let o=0;o<i;++o){const t=n.tracks[o],r=t.ValueTypeName;if("bool"===r||"string"===r)continue;const i=e.tracks.find((function(e){return e.name===t.name&&e.ValueTypeName===r}));if(void 0===i)continue;let s=0;const l=t.getValueSize();t.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(s=l/3);let c=0;const u=i.getValueSize();i.createInterpolant.isInterpolantFactoryMethodGLTFCubicSpline&&(c=u/3);const h=t.times.length-1;let d;if(a<=t.times[0]){const e=s,n=l-s;d=t.values.slice(e,n)}else if(a>=t.times[h]){const e=h*l+s,n=e+l-s;d=t.values.slice(e,n)}else{const e=t.createInterpolant(),n=s,r=l-s;e.evaluate(a),d=e.resultBuffer.slice(n,r)}"quaternion"===r&&(new ka).fromArray(d).normalize().conjugate().toArray(d);const p=i.times.length;for(let e=0;e<p;++e){const t=e*u+c;if("quaternion"===r)ka.multiplyQuaternionsFlat(i.values,t,d,0,i.values,t);else{const e=u-2*c;for(let n=0;n<e;++n)i.values[t+n]-=d[n]}}}return e.blendMode=Kr,e}(e,arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,arguments.length>2&&void 0!==arguments[2]?arguments[2]:e,arguments.length>3&&void 0!==arguments[3]?arguments[3]:30)}}class ed{constructor(e,t,n,r){this.parameterPositions=e,this._cachedIndex=0,this.resultBuffer=void 0!==r?r:new t.constructor(n),this.sampleValues=t,this.valueSize=n,this.settings=null,this.DefaultSettings_={}}evaluate(e){const t=this.parameterPositions;let n=this._cachedIndex,r=t[n],i=t[n-1];e:{t:{let a;n:{r:if(!(e<r)){for(let a=n+2;;){if(void 0===r){if(e<i)break r;return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}if(n===a)break;if(i=r,r=t[++n],e<r)break t}a=t.length;break n}if(e>=i)break e;{const o=t[1];e<o&&(n=2,i=o);for(let a=n-2;;){if(void 0===i)return this._cachedIndex=0,this.copySampleValue_(0);if(n===a)break;if(r=i,i=t[--n-1],e>=i)break t}a=n,n=0}}for(;n<a;){const r=n+a>>>1;e<t[r]?a=r:n=r+1}if(r=t[n],i=t[n-1],void 0===i)return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===r)return n=t.length,this._cachedIndex=n,this.copySampleValue_(n-1)}this._cachedIndex=n,this.intervalChanged_(n,i,r)}return this.interpolate_(n,i,e,r)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=e*r;for(let a=0;a!==r;++a)t[a]=n[i+a];return t}interpolate_(){throw new Error("call to abstract method")}intervalChanged_(){}}class td extends ed{constructor(e,t,n,r){super(e,t,n,r),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:Xr,endingEnd:Xr}}intervalChanged_(e,t,n){const r=this.parameterPositions;let i=e-2,a=e+1,o=r[i],s=r[a];if(void 0===o)switch(this.getSettings_().endingStart){case Jr:i=e,o=2*t-n;break;case Yr:i=r.length-2,o=t+r[i]-r[i+1];break;default:i=e,o=n}if(void 0===s)switch(this.getSettings_().endingEnd){case Jr:a=e,s=2*n-t;break;case Yr:a=1,s=n+r[1]-r[0];break;default:a=e-1,s=t}const l=.5*(n-t),c=this.valueSize;this._weightPrev=l/(t-o),this._weightNext=l/(s-n),this._offsetPrev=i*c,this._offsetNext=a*c}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,l=s-o,c=this._offsetPrev,u=this._offsetNext,h=this._weightPrev,d=this._weightNext,p=(n-t)/(r-t),f=p*p,m=f*p,g=-h*m+2*h*f-h*p,v=(1+h)*m+(-1.5-2*h)*f+(-.5+h)*p+1,y=(-1-d)*m+(1.5+d)*f+.5*p,b=d*m-d*f;for(let _=0;_!==o;++_)i[_]=g*a[c+_]+v*a[l+_]+y*a[s+_]+b*a[u+_];return i}}class nd extends ed{constructor(e,t,n,r){super(e,t,n,r)}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=e*o,l=s-o,c=(n-t)/(r-t),u=1-c;for(let h=0;h!==o;++h)i[h]=a[l+h]*u+a[s+h]*c;return i}}class rd extends ed{constructor(e,t,n,r){super(e,t,n,r)}interpolate_(e){return this.copySampleValue_(e-1)}}class id{constructor(e,t,n,r){if(void 0===e)throw new Error("THREE.KeyframeTrack: track name is undefined");if(void 0===t||0===t.length)throw new Error("THREE.KeyframeTrack: no keyframes in track named "+e);this.name=e,this.times=Yh(t,this.TimeBufferType),this.values=Yh(n,this.ValueBufferType),this.setInterpolation(r||this.DefaultInterpolation)}static toJSON(e){const t=e.constructor;let n;if(t.toJSON!==this.toJSON)n=t.toJSON(e);else{n={name:e.name,times:Yh(e.times,Array),values:Yh(e.values,Array)};const t=e.getInterpolation();t!==e.DefaultInterpolation&&(n.interpolation=t)}return n.type=e.ValueTypeName,n}InterpolantFactoryMethodDiscrete(e){return new rd(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodLinear(e){return new nd(this.times,this.values,this.getValueSize(),e)}InterpolantFactoryMethodSmooth(e){return new td(this.times,this.values,this.getValueSize(),e)}setInterpolation(e){let t;switch(e){case Vr:t=this.InterpolantFactoryMethodDiscrete;break;case jr:t=this.InterpolantFactoryMethodLinear;break;case Wr:t=this.InterpolantFactoryMethodSmooth}if(void 0===t){const t="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant){if(e===this.DefaultInterpolation)throw new Error(t);this.setInterpolation(this.DefaultInterpolation)}return console.warn("THREE.KeyframeTrack:",t),this}return this.createInterpolant=t,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return Vr;case this.InterpolantFactoryMethodLinear:return jr;case this.InterpolantFactoryMethodSmooth:return Wr}}getValueSize(){return this.values.length/this.times.length}shift(e){if(0!==e){const t=this.times;for(let n=0,r=t.length;n!==r;++n)t[n]+=e}return this}scale(e){if(1!==e){const t=this.times;for(let n=0,r=t.length;n!==r;++n)t[n]*=e}return this}trim(e,t){const n=this.times,r=n.length;let i=0,a=r-1;for(;i!==r&&n[i]<e;)++i;for(;-1!==a&&n[a]>t;)--a;if(++a,0!==i||a!==r){i>=a&&(a=Math.max(a,1),i=a-1);const e=this.getValueSize();this.times=n.slice(i,a),this.values=this.values.slice(i*e,a*e)}return this}validate(){let e=!0;const t=this.getValueSize();t-Math.floor(t)!==0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);const n=this.times,r=this.values,i=n.length;0===i&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let o=0;o!==i;o++){const t=n[o];if("number"===typeof t&&isNaN(t)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,o,t),e=!1;break}if(null!==a&&a>t){console.error("THREE.KeyframeTrack: Out of order keys.",this,o,t,a),e=!1;break}a=t}if(void 0!==r&&qh(r))for(let o=0,s=r.length;o!==s;++o){const t=r[o];if(isNaN(t)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,o,t),e=!1;break}}return e}optimize(){const e=this.times.slice(),t=this.values.slice(),n=this.getValueSize(),r=this.getInterpolation()===Wr,i=e.length-1;let a=1;for(let o=1;o<i;++o){let i=!1;const s=e[o];if(s!==e[o+1]&&(1!==o||s!==e[0]))if(r)i=!0;else{const e=o*n,r=e-n,a=e+n;for(let o=0;o!==n;++o){const n=t[e+o];if(n!==t[r+o]||n!==t[a+o]){i=!0;break}}}if(i){if(o!==a){e[a]=e[o];const r=o*n,i=a*n;for(let e=0;e!==n;++e)t[i+e]=t[r+e]}++a}}if(i>0){e[a]=e[i];for(let e=i*n,r=a*n,o=0;o!==n;++o)t[r+o]=t[e+o];++a}return a!==e.length?(this.times=e.slice(0,a),this.values=t.slice(0,a*n)):(this.times=e,this.values=t),this}clone(){const e=this.times.slice(),t=this.values.slice(),n=new(0,this.constructor)(this.name,e,t);return n.createInterpolant=this.createInterpolant,n}}id.prototype.ValueTypeName="",id.prototype.TimeBufferType=Float32Array,id.prototype.ValueBufferType=Float32Array,id.prototype.DefaultInterpolation=jr;class ad extends id{constructor(e,t,n){super(e,t,n)}}ad.prototype.ValueTypeName="bool",ad.prototype.ValueBufferType=Array,ad.prototype.DefaultInterpolation=Vr,ad.prototype.InterpolantFactoryMethodLinear=void 0,ad.prototype.InterpolantFactoryMethodSmooth=void 0;class od extends id{constructor(e,t,n,r){super(e,t,n,r)}}od.prototype.ValueTypeName="color";class sd extends id{constructor(e,t,n,r){super(e,t,n,r)}}sd.prototype.ValueTypeName="number";class ld extends ed{constructor(e,t,n,r){super(e,t,n,r)}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=(n-t)/(r-t);let l=e*o;for(let c=l+o;l!==c;l+=4)ka.slerpFlat(i,0,a,l-o,a,l,s);return i}}class cd extends id{constructor(e,t,n,r){super(e,t,n,r)}InterpolantFactoryMethodLinear(e){return new ld(this.times,this.values,this.getValueSize(),e)}}cd.prototype.ValueTypeName="quaternion",cd.prototype.InterpolantFactoryMethodSmooth=void 0;class ud extends id{constructor(e,t,n){super(e,t,n)}}ud.prototype.ValueTypeName="string",ud.prototype.ValueBufferType=Array,ud.prototype.DefaultInterpolation=Vr,ud.prototype.InterpolantFactoryMethodLinear=void 0,ud.prototype.InterpolantFactoryMethodSmooth=void 0;class hd extends id{constructor(e,t,n,r){super(e,t,n,r)}}hd.prototype.ValueTypeName="vector";class dd{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"",t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:-1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[],r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:qr;this.name=e,this.tracks=n,this.duration=t,this.blendMode=r,this.uuid=ea(),this.duration<0&&this.resetDuration()}static parse(e){const t=[],n=e.tracks,r=1/(e.fps||1);for(let a=0,o=n.length;a!==o;++a)t.push(pd(n[a]).scale(r));const i=new this(e.name,e.duration,t,e.blendMode);return i.uuid=e.uuid,i}static toJSON(e){const t=[],n=e.tracks,r={name:e.name,duration:e.duration,tracks:t,uuid:e.uuid,blendMode:e.blendMode};for(let i=0,a=n.length;i!==a;++i)t.push(id.toJSON(n[i]));return r}static CreateFromMorphTargetSequence(e,t,n,r){const i=t.length,a=[];for(let o=0;o<i;o++){let e=[],s=[];e.push((o+i-1)%i,o,(o+1)%i),s.push(0,1,0);const l=Kh(e);e=Qh(e,1,l),s=Qh(s,1,l),r||0!==e[0]||(e.push(i),s.push(s[0])),a.push(new sd(".morphTargetInfluences["+t[o].name+"]",e,s).scale(1/n))}return new this(e,-1,a)}static findByName(e,t){let n=e;if(!Array.isArray(e)){const t=e;n=t.geometry&&t.geometry.animations||t.animations}for(let r=0;r<n.length;r++)if(n[r].name===t)return n[r];return null}static CreateClipsFromMorphTargetSequences(e,t,n){const r={},i=/^([\w-]*?)([\d]+)$/;for(let o=0,s=e.length;o<s;o++){const t=e[o],n=t.name.match(i);if(n&&n.length>1){const e=n[1];let i=r[e];i||(r[e]=i=[]),i.push(t)}}const a=[];for(const o in r)a.push(this.CreateFromMorphTargetSequence(o,r[o],t,n));return a}static parseAnimation(e,t){if(console.warn("THREE.AnimationClip: parseAnimation() is deprecated and will be removed with r185"),!e)return console.error("THREE.AnimationClip: No animation in JSONLoader data."),null;const n=function(e,t,n,r,i){if(0!==n.length){const a=[],o=[];Zh(n,a,o,r),0!==a.length&&i.push(new e(t,a,o))}},r=[],i=e.name||"default",a=e.fps||30,o=e.blendMode;let s=e.length||-1;const l=e.hierarchy||[];for(let c=0;c<l.length;c++){const e=l[c].keys;if(e&&0!==e.length)if(e[0].morphTargets){const t={};let n;for(n=0;n<e.length;n++)if(e[n].morphTargets)for(let r=0;r<e[n].morphTargets.length;r++)t[e[n].morphTargets[r]]=-1;for(const i in t){const t=[],a=[];for(let r=0;r!==e[n].morphTargets.length;++r){const r=e[n];t.push(r.time),a.push(r.morphTarget===i?1:0)}r.push(new sd(".morphTargetInfluence["+i+"]",t,a))}s=t.length*a}else{const i=".bones["+t[c].name+"]";n(hd,i+".position",e,"pos",r),n(cd,i+".quaternion",e,"rot",r),n(hd,i+".scale",e,"scl",r)}}if(0===r.length)return null;return new this(i,s,r,o)}resetDuration(){let e=0;for(let t=0,n=this.tracks.length;t!==n;++t){const n=this.tracks[t];e=Math.max(e,n.times[n.times.length-1])}return this.duration=e,this}trim(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].trim(0,this.duration);return this}validate(){let e=!0;for(let t=0;t<this.tracks.length;t++)e=e&&this.tracks[t].validate();return e}optimize(){for(let e=0;e<this.tracks.length;e++)this.tracks[e].optimize();return this}clone(){const e=[];for(let t=0;t<this.tracks.length;t++)e.push(this.tracks[t].clone());return new this.constructor(this.name,this.duration,e,this.blendMode)}toJSON(){return this.constructor.toJSON(this)}}function pd(e){if(void 0===e.type)throw new Error("THREE.KeyframeTrack: track type undefined, can not parse");const t=function(e){switch(e.toLowerCase()){case"scalar":case"double":case"float":case"number":case"integer":return sd;case"vector":case"vector2":case"vector3":case"vector4":return hd;case"color":return od;case"quaternion":return cd;case"bool":case"boolean":return ad;case"string":return ud}throw new Error("THREE.KeyframeTrack: Unsupported typeName: "+e)}(e.type);if(void 0===e.times){const t=[],n=[];Zh(e.keys,t,n,"value"),e.times=t,e.values=n}return void 0!==t.parse?t.parse(e):new t(e.name,e.times,e.values,e.interpolation)}const fd={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(this.files[e]=t)},get:function(e){if(!1!==this.enabled)return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};class md{constructor(e,t,n){const r=this;let i,a=!1,o=0,s=0;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this.itemStart=function(e){s++,!1===a&&void 0!==r.onStart&&r.onStart(e,o,s),a=!0},this.itemEnd=function(e){o++,void 0!==r.onProgress&&r.onProgress(e,o,s),o===s&&(a=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(e){void 0!==r.onError&&r.onError(e)},this.resolveURL=function(e){return i?i(e):e},this.setURLModifier=function(e){return i=e,this},this.addHandler=function(e,t){return l.push(e,t),this},this.removeHandler=function(e){const t=l.indexOf(e);return-1!==t&&l.splice(t,2),this},this.getHandler=function(e){for(let t=0,n=l.length;t<n;t+=2){const n=l[t],r=l[t+1];if(n.global&&(n.lastIndex=0),n.test(e))return r}return null}}}const gd=new md;class vd{constructor(e){this.manager=void 0!==e?e:gd,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}load(){}loadAsync(e,t){const n=this;return new Promise((function(r,i){n.load(e,r,t,i)}))}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}}vd.DEFAULT_MATERIAL_NAME="__DEFAULT";const yd={};class bd extends Error{constructor(e,t){super(e),this.response=t}}class _d extends vd{constructor(e){super(e),this.mimeType="",this.responseType=""}load(e,t,n,r){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=fd.get(e);if(void 0!==i)return this.manager.itemStart(e),setTimeout((()=>{t&&t(i),this.manager.itemEnd(e)}),0),i;if(void 0!==yd[e])return void yd[e].push({onLoad:t,onProgress:n,onError:r});yd[e]=[],yd[e].push({onLoad:t,onProgress:n,onError:r});const a=new Request(e,{headers:new Headers(this.requestHeader),credentials:this.withCredentials?"include":"same-origin"}),o=this.mimeType,s=this.responseType;fetch(a).then((t=>{if(200===t.status||0===t.status){if(0===t.status&&console.warn("THREE.FileLoader: HTTP Status 0 received."),"undefined"===typeof ReadableStream||void 0===t.body||void 0===t.body.getReader)return t;const n=yd[e],r=t.body.getReader(),i=t.headers.get("X-File-Size")||t.headers.get("Content-Length"),a=i?parseInt(i):0,o=0!==a;let s=0;const l=new ReadableStream({start(e){!function t(){r.read().then((r=>{let{done:i,value:l}=r;if(i)e.close();else{s+=l.byteLength;const r=new ProgressEvent("progress",{lengthComputable:o,loaded:s,total:a});for(let e=0,t=n.length;e<t;e++){const t=n[e];t.onProgress&&t.onProgress(r)}e.enqueue(l),t()}}),(t=>{e.error(t)}))}()}});return new Response(l)}throw new bd(`fetch for "${t.url}" responded with ${t.status}: ${t.statusText}`,t)})).then((e=>{switch(s){case"arraybuffer":return e.arrayBuffer();case"blob":return e.blob();case"document":return e.text().then((e=>(new DOMParser).parseFromString(e,o)));case"json":return e.json();default:if(""===o)return e.text();{const t=/charset="?([^;"\s]*)"?/i.exec(o),n=t&&t[1]?t[1].toLowerCase():void 0,r=new TextDecoder(n);return e.arrayBuffer().then((e=>r.decode(e)))}}})).then((t=>{fd.add(e,t);const n=yd[e];delete yd[e];for(let e=0,r=n.length;e<r;e++){const r=n[e];r.onLoad&&r.onLoad(t)}})).catch((t=>{const n=yd[e];if(void 0===n)throw this.manager.itemError(e),t;delete yd[e];for(let e=0,r=n.length;e<r;e++){const r=n[e];r.onError&&r.onError(t)}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 xd extends vd{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new _d(this.manager);a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(n){try{t(i.parse(JSON.parse(n)))}catch(qS){r?r(qS):console.error(qS),i.manager.itemError(e)}}),n,r)}parse(e){const t=[];for(let n=0;n<e.length;n++){const r=dd.parse(e[n]);t.push(r)}return t}}class Sd extends vd{constructor(e){super(e)}load(e,t,n,r){const i=this,a=[],o=new au,s=new _d(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(i.withCredentials);let l=0;function c(c){s.load(e[c],(function(e){const n=i.parse(e,!0);a[c]={width:n.width,height:n.height,format:n.format,mipmaps:n.mipmaps},l+=1,6===l&&(1===n.mipmapCount&&(o.minFilter=In),o.image=a,o.format=n.format,o.needsUpdate=!0,t&&t(o))}),n,r)}if(Array.isArray(e))for(let u=0,h=e.length;u<h;++u)c(u);else s.load(e,(function(e){const n=i.parse(e,!0);if(n.isCubemap){const e=n.mipmaps.length/n.mipmapCount;for(let t=0;t<e;t++){a[t]={mipmaps:[]};for(let e=0;e<n.mipmapCount;e++)a[t].mipmaps.push(n.mipmaps[t*n.mipmapCount+e]),a[t].format=n.format,a[t].width=n.width,a[t].height=n.height}o.image=a}else o.image.width=n.width,o.image.height=n.height,o.mipmaps=n.mipmaps;1===n.mipmapCount&&(o.minFilter=In),o.format=n.format,o.needsUpdate=!0,t&&t(o)}),n,r);return o}}class wd extends vd{constructor(e){super(e)}load(e,t,n,r){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=this,a=fd.get(e);if(void 0!==a)return i.manager.itemStart(e),setTimeout((function(){t&&t(a),i.manager.itemEnd(e)}),0),a;const o=pa("img");function s(){c(),fd.add(e,this),t&&t(this),i.manager.itemEnd(e)}function l(t){c(),r&&r(t),i.manager.itemError(e),i.manager.itemEnd(e)}function c(){o.removeEventListener("load",s,!1),o.removeEventListener("error",l,!1)}return o.addEventListener("load",s,!1),o.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(o.crossOrigin=this.crossOrigin),i.manager.itemStart(e),o.src=e,o}}class Ad extends vd{constructor(e){super(e)}load(e,t,n,r){const i=new ul;i.colorSpace=si;const a=new wd(this.manager);a.setCrossOrigin(this.crossOrigin),a.setPath(this.path);let o=0;function s(n){a.load(e[n],(function(e){i.images[n]=e,o++,6===o&&(i.needsUpdate=!0,t&&t(i))}),void 0,r)}for(let l=0;l<e.length;++l)s(l);return i}}class Md extends vd{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new Ql,o=new _d(this.manager);return o.setResponseType("arraybuffer"),o.setRequestHeader(this.requestHeader),o.setPath(this.path),o.setWithCredentials(i.withCredentials),o.load(e,(function(e){let n;try{n=i.parse(e)}catch(o){if(void 0===r)return void console.error(o);r(o)}void 0!==n.image?a.image=n.image:void 0!==n.data&&(a.image.width=n.width,a.image.height=n.height,a.image.data=n.data),a.wrapS=void 0!==n.wrapS?n.wrapS:Mn,a.wrapT=void 0!==n.wrapT?n.wrapT:Mn,a.magFilter=void 0!==n.magFilter?n.magFilter:In,a.minFilter=void 0!==n.minFilter?n.minFilter:In,a.anisotropy=void 0!==n.anisotropy?n.anisotropy:1,void 0!==n.colorSpace&&(a.colorSpace=n.colorSpace),void 0!==n.flipY&&(a.flipY=n.flipY),void 0!==n.format&&(a.format=n.format),void 0!==n.type&&(a.type=n.type),void 0!==n.mipmaps&&(a.mipmaps=n.mipmaps,a.minFilter=Fn),1===n.mipmapCount&&(a.minFilter=In),void 0!==n.generateMipmaps&&(a.generateMipmaps=n.generateMipmaps),a.needsUpdate=!0,t&&t(a,n)}),n,r),a}}class Ed extends vd{constructor(e){super(e)}load(e,t,n,r){const i=new Ra,a=new wd(this.manager);return a.setCrossOrigin(this.crossOrigin),a.setPath(this.path),a.load(e,(function(e){i.image=e,i.needsUpdate=!0,void 0!==t&&t(i)}),n,r),i}}class Cd extends Go{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;super(),this.isLight=!0,this.type="Light",this.color=new ss(e),this.intensity=t}dispose(){}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,void 0!==this.groundColor&&(t.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(t.object.distance=this.distance),void 0!==this.angle&&(t.object.angle=this.angle),void 0!==this.decay&&(t.object.decay=this.decay),void 0!==this.penumbra&&(t.object.penumbra=this.penumbra),void 0!==this.shadow&&(t.object.shadow=this.shadow.toJSON()),void 0!==this.target&&(t.object.target=this.target.uuid),t}}class Td extends Cd{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(Go.DEFAULT_UP),this.updateMatrix(),this.groundColor=new ss(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}}const Rd=new mo,Pd=new Ua,Bd=new Ua;class Id{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new sa(512,512),this.map=null,this.mapPass=null,this.matrix=new mo,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new gc,this._frameExtents=new sa(1,1),this._viewportCount=1,this._viewports=[new Pa(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;Pd.setFromMatrixPosition(e.matrixWorld),t.position.copy(Pd),Bd.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(Bd),t.updateMatrixWorld(),Rd.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Rd),n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(Rd)}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 1!==this.intensity&&(e.intensity=this.intensity),0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}class Ld extends Id{constructor(){super(new sl(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1}updateMatrices(e){const t=this.camera,n=2*$i*e.angle*this.focus,r=this.mapSize.width/this.mapSize.height,i=e.distance||t.far;n===t.fov&&r===t.aspect&&i===t.far||(t.fov=n,t.aspect=r,t.far=i,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Dd extends Cd{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:Math.PI/3,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:0,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2;super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(Go.DEFAULT_UP),this.updateMatrix(),this.target=new Go,this.distance=n,this.angle=r,this.penumbra=i,this.decay=a,this.map=null,this.shadow=new Ld}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}const Fd=new mo,Nd=new Ua,kd=new Ua;class Ud extends Id{constructor(){super(new sl(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new sa(4,2),this._viewportCount=6,this._viewports=[new Pa(2,1,1,1),new Pa(0,1,1,1),new Pa(3,1,1,1),new Pa(1,1,1,1),new Pa(3,0,1,1),new Pa(1,0,1,1)],this._cubeDirections=[new Ua(1,0,0),new Ua(-1,0,0),new Ua(0,0,1),new Ua(0,0,-1),new Ua(0,1,0),new Ua(0,-1,0)],this._cubeUps=[new Ua(0,1,0),new Ua(0,1,0),new Ua(0,1,0),new Ua(0,1,0),new Ua(0,0,1),new Ua(0,0,-1)]}updateMatrices(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.camera,r=this.matrix,i=e.distance||n.far;i!==n.far&&(n.far=i,n.updateProjectionMatrix()),Nd.setFromMatrixPosition(e.matrixWorld),n.position.copy(Nd),kd.copy(n.position),kd.add(this._cubeDirections[t]),n.up.copy(this._cubeUps[t]),n.lookAt(kd),n.updateMatrixWorld(),r.makeTranslation(-Nd.x,-Nd.y,-Nd.z),Fd.multiplyMatrices(n.projectionMatrix,n.matrixWorldInverse),this._frustum.setFromProjectionMatrix(Fd)}}class Od extends Cd{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:2;super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=r,this.shadow=new Ud}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}}class zd extends rl{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:-1,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.1,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:2e3;super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=r,this.near=i,this.far=a,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,r,i,a){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=a,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2;let i=n-e,a=n+e,o=r+t,s=r-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;i+=e*this.view.offsetX,a=i+e*this.view.width,o-=t*this.view.offsetY,s=o-t*this.view.height}this.projectionMatrix.makeOrthographic(i,a,o,s,this.near,this.far,this.coordinateSystem),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}class Hd extends Id{constructor(){super(new zd(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Gd extends Cd{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(Go.DEFAULT_UP),this.updateMatrix(),this.target=new Go,this.shadow=new Hd}dispose(){this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}}class Vd extends Cd{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class jd extends Cd{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:10,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:10;super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=r}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class Wd{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new Ua)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,r=e.y,i=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.282095),t.addScaledVector(a[1],.488603*r),t.addScaledVector(a[2],.488603*i),t.addScaledVector(a[3],.488603*n),t.addScaledVector(a[4],n*r*1.092548),t.addScaledVector(a[5],r*i*1.092548),t.addScaledVector(a[6],.315392*(3*i*i-1)),t.addScaledVector(a[7],n*i*1.092548),t.addScaledVector(a[8],.546274*(n*n-r*r)),t}getIrradianceAt(e,t){const n=e.x,r=e.y,i=e.z,a=this.coefficients;return t.copy(a[0]).multiplyScalar(.886227),t.addScaledVector(a[1],1.023328*r),t.addScaledVector(a[2],1.023328*i),t.addScaledVector(a[3],1.023328*n),t.addScaledVector(a[4],.858086*n*r),t.addScaledVector(a[5],.858086*r*i),t.addScaledVector(a[6],.743125*i*i-.247708),t.addScaledVector(a[7],.858086*n*i),t.addScaledVector(a[8],.429043*(n*n-r*r)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.coefficients;for(let r=0;r<9;r++)n[r].fromArray(e,t+3*r);return this}toArray(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;const n=this.coefficients;for(let r=0;r<9;r++)n[r].toArray(e,t+3*r);return e}static getBasisAt(e,t){const n=e.x,r=e.y,i=e.z;t[0]=.282095,t[1]=.488603*r,t[2]=.488603*i,t[3]=.488603*n,t[4]=1.092548*n*r,t[5]=1.092548*r*i,t[6]=.315392*(3*i*i-1),t[7]=1.092548*n*i,t[8]=.546274*(n*n-r*r)}}class Xd extends Cd{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Wd;super(void 0,arguments.length>1&&void 0!==arguments[1]?arguments[1]:1),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}fromJSON(e){return this.intensity=e.intensity,this.sh.fromArray(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class Jd extends vd{constructor(e){super(e),this.textures={}}load(e,t,n,r){const i=this,a=new _d(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.setWithCredentials(i.withCredentials),a.load(e,(function(n){try{t(i.parse(JSON.parse(n)))}catch(qS){r?r(qS):console.error(qS),i.manager.itemError(e)}}),n,r)}parse(e){const t=this.textures;function n(e){return void 0===t[e]&&console.warn("THREE.MaterialLoader: Undefined texture",e),t[e]}const r=this.createMaterialFromType(e.type);if(void 0!==e.uuid&&(r.uuid=e.uuid),void 0!==e.name&&(r.name=e.name),void 0!==e.color&&void 0!==r.color&&r.color.setHex(e.color),void 0!==e.roughness&&(r.roughness=e.roughness),void 0!==e.metalness&&(r.metalness=e.metalness),void 0!==e.sheen&&(r.sheen=e.sheen),void 0!==e.sheenColor&&(r.sheenColor=(new ss).setHex(e.sheenColor)),void 0!==e.sheenRoughness&&(r.sheenRoughness=e.sheenRoughness),void 0!==e.emissive&&void 0!==r.emissive&&r.emissive.setHex(e.emissive),void 0!==e.specular&&void 0!==r.specular&&r.specular.setHex(e.specular),void 0!==e.specularIntensity&&(r.specularIntensity=e.specularIntensity),void 0!==e.specularColor&&void 0!==r.specularColor&&r.specularColor.setHex(e.specularColor),void 0!==e.shininess&&(r.shininess=e.shininess),void 0!==e.clearcoat&&(r.clearcoat=e.clearcoat),void 0!==e.clearcoatRoughness&&(r.clearcoatRoughness=e.clearcoatRoughness),void 0!==e.dispersion&&(r.dispersion=e.dispersion),void 0!==e.iridescence&&(r.iridescence=e.iridescence),void 0!==e.iridescenceIOR&&(r.iridescenceIOR=e.iridescenceIOR),void 0!==e.iridescenceThicknessRange&&(r.iridescenceThicknessRange=e.iridescenceThicknessRange),void 0!==e.transmission&&(r.transmission=e.transmission),void 0!==e.thickness&&(r.thickness=e.thickness),void 0!==e.attenuationDistance&&(r.attenuationDistance=e.attenuationDistance),void 0!==e.attenuationColor&&void 0!==r.attenuationColor&&r.attenuationColor.setHex(e.attenuationColor),void 0!==e.anisotropy&&(r.anisotropy=e.anisotropy),void 0!==e.anisotropyRotation&&(r.anisotropyRotation=e.anisotropyRotation),void 0!==e.fog&&(r.fog=e.fog),void 0!==e.flatShading&&(r.flatShading=e.flatShading),void 0!==e.blending&&(r.blending=e.blending),void 0!==e.combine&&(r.combine=e.combine),void 0!==e.side&&(r.side=e.side),void 0!==e.shadowSide&&(r.shadowSide=e.shadowSide),void 0!==e.opacity&&(r.opacity=e.opacity),void 0!==e.transparent&&(r.transparent=e.transparent),void 0!==e.alphaTest&&(r.alphaTest=e.alphaTest),void 0!==e.alphaHash&&(r.alphaHash=e.alphaHash),void 0!==e.depthFunc&&(r.depthFunc=e.depthFunc),void 0!==e.depthTest&&(r.depthTest=e.depthTest),void 0!==e.depthWrite&&(r.depthWrite=e.depthWrite),void 0!==e.colorWrite&&(r.colorWrite=e.colorWrite),void 0!==e.blendSrc&&(r.blendSrc=e.blendSrc),void 0!==e.blendDst&&(r.blendDst=e.blendDst),void 0!==e.blendEquation&&(r.blendEquation=e.blendEquation),void 0!==e.blendSrcAlpha&&(r.blendSrcAlpha=e.blendSrcAlpha),void 0!==e.blendDstAlpha&&(r.blendDstAlpha=e.blendDstAlpha),void 0!==e.blendEquationAlpha&&(r.blendEquationAlpha=e.blendEquationAlpha),void 0!==e.blendColor&&void 0!==r.blendColor&&r.blendColor.setHex(e.blendColor),void 0!==e.blendAlpha&&(r.blendAlpha=e.blendAlpha),void 0!==e.stencilWriteMask&&(r.stencilWriteMask=e.stencilWriteMask),void 0!==e.stencilFunc&&(r.stencilFunc=e.stencilFunc),void 0!==e.stencilRef&&(r.stencilRef=e.stencilRef),void 0!==e.stencilFuncMask&&(r.stencilFuncMask=e.stencilFuncMask),void 0!==e.stencilFail&&(r.stencilFail=e.stencilFail),void 0!==e.stencilZFail&&(r.stencilZFail=e.stencilZFail),void 0!==e.stencilZPass&&(r.stencilZPass=e.stencilZPass),void 0!==e.stencilWrite&&(r.stencilWrite=e.stencilWrite),void 0!==e.wireframe&&(r.wireframe=e.wireframe),void 0!==e.wireframeLinewidth&&(r.wireframeLinewidth=e.wireframeLinewidth),void 0!==e.wireframeLinecap&&(r.wireframeLinecap=e.wireframeLinecap),void 0!==e.wireframeLinejoin&&(r.wireframeLinejoin=e.wireframeLinejoin),void 0!==e.rotation&&(r.rotation=e.rotation),void 0!==e.linewidth&&(r.linewidth=e.linewidth),void 0!==e.dashSize&&(r.dashSize=e.dashSize),void 0!==e.gapSize&&(r.gapSize=e.gapSize),void 0!==e.scale&&(r.scale=e.scale),void 0!==e.polygonOffset&&(r.polygonOffset=e.polygonOffset),void 0!==e.polygonOffsetFactor&&(r.polygonOffsetFactor=e.polygonOffsetFactor),void 0!==e.polygonOffsetUnits&&(r.polygonOffsetUnits=e.polygonOffsetUnits),void 0!==e.dithering&&(r.dithering=e.dithering),void 0!==e.alphaToCoverage&&(r.alphaToCoverage=e.alphaToCoverage),void 0!==e.premultipliedAlpha&&(r.premultipliedAlpha=e.premultipliedAlpha),void 0!==e.forceSinglePass&&(r.forceSinglePass=e.forceSinglePass),void 0!==e.visible&&(r.visible=e.visible),void 0!==e.toneMapped&&(r.toneMapped=e.toneMapped),void 0!==e.userData&&(r.userData=e.userData),void 0!==e.vertexColors&&("number"===typeof e.vertexColors?r.vertexColors=e.vertexColors>0:r.vertexColors=e.vertexColors),void 0!==e.uniforms)for(const i in e.uniforms){const t=e.uniforms[i];switch(r.uniforms[i]={},t.type){case"t":r.uniforms[i].value=n(t.value);break;case"c":r.uniforms[i].value=(new ss).setHex(t.value);break;case"v2":r.uniforms[i].value=(new sa).fromArray(t.value);break;case"v3":r.uniforms[i].value=(new Ua).fromArray(t.value);break;case"v4":r.uniforms[i].value=(new Pa).fromArray(t.value);break;case"m3":r.uniforms[i].value=(new la).fromArray(t.value);break;case"m4":r.uniforms[i].value=(new mo).fromArray(t.value);break;default:r.uniforms[i].value=t.value}}if(void 0!==e.defines&&(r.defines=e.defines),void 0!==e.vertexShader&&(r.vertexShader=e.vertexShader),void 0!==e.fragmentShader&&(r.fragmentShader=e.fragmentShader),void 0!==e.glslVersion&&(r.glslVersion=e.glslVersion),void 0!==e.extensions)for(const i in e.extensions)r.extensions[i]=e.extensions[i];if(void 0!==e.lights&&(r.lights=e.lights),void 0!==e.clipping&&(r.clipping=e.clipping),void 0!==e.size&&(r.size=e.size),void 0!==e.sizeAttenuation&&(r.sizeAttenuation=e.sizeAttenuation),void 0!==e.map&&(r.map=n(e.map)),void 0!==e.matcap&&(r.matcap=n(e.matcap)),void 0!==e.alphaMap&&(r.alphaMap=n(e.alphaMap)),void 0!==e.bumpMap&&(r.bumpMap=n(e.bumpMap)),void 0!==e.bumpScale&&(r.bumpScale=e.bumpScale),void 0!==e.normalMap&&(r.normalMap=n(e.normalMap)),void 0!==e.normalMapType&&(r.normalMapType=e.normalMapType),void 0!==e.normalScale){let t=e.normalScale;!1===Array.isArray(t)&&(t=[t,t]),r.normalScale=(new sa).fromArray(t)}return void 0!==e.displacementMap&&(r.displacementMap=n(e.displacementMap)),void 0!==e.displacementScale&&(r.displacementScale=e.displacementScale),void 0!==e.displacementBias&&(r.displacementBias=e.displacementBias),void 0!==e.roughnessMap&&(r.roughnessMap=n(e.roughnessMap)),void 0!==e.metalnessMap&&(r.metalnessMap=n(e.metalnessMap)),void 0!==e.emissiveMap&&(r.emissiveMap=n(e.emissiveMap)),void 0!==e.emissiveIntensity&&(r.emissiveIntensity=e.emissiveIntensity),void 0!==e.specularMap&&(r.specularMap=n(e.specularMap)),void 0!==e.specularIntensityMap&&(r.specularIntensityMap=n(e.specularIntensityMap)),void 0!==e.specularColorMap&&(r.specularColorMap=n(e.specularColorMap)),void 0!==e.envMap&&(r.envMap=n(e.envMap)),void 0!==e.envMapRotation&&r.envMapRotation.fromArray(e.envMapRotation),void 0!==e.envMapIntensity&&(r.envMapIntensity=e.envMapIntensity),void 0!==e.reflectivity&&(r.reflectivity=e.reflectivity),void 0!==e.refractionRatio&&(r.refractionRatio=e.refractionRatio),void 0!==e.lightMap&&(r.lightMap=n(e.lightMap)),void 0!==e.lightMapIntensity&&(r.lightMapIntensity=e.lightMapIntensity),void 0!==e.aoMap&&(r.aoMap=n(e.aoMap)),void 0!==e.aoMapIntensity&&(r.aoMapIntensity=e.aoMapIntensity),void 0!==e.gradientMap&&(r.gradientMap=n(e.gradientMap)),void 0!==e.clearcoatMap&&(r.clearcoatMap=n(e.clearcoatMap)),void 0!==e.clearcoatRoughnessMap&&(r.clearcoatRoughnessMap=n(e.clearcoatRoughnessMap)),void 0!==e.clearcoatNormalMap&&(r.clearcoatNormalMap=n(e.clearcoatNormalMap)),void 0!==e.clearcoatNormalScale&&(r.clearcoatNormalScale=(new sa).fromArray(e.clearcoatNormalScale)),void 0!==e.iridescenceMap&&(r.iridescenceMap=n(e.iridescenceMap)),void 0!==e.iridescenceThicknessMap&&(r.iridescenceThicknessMap=n(e.iridescenceThicknessMap)),void 0!==e.transmissionMap&&(r.transmissionMap=n(e.transmissionMap)),void 0!==e.thicknessMap&&(r.thicknessMap=n(e.thicknessMap)),void 0!==e.anisotropyMap&&(r.anisotropyMap=n(e.anisotropyMap)),void 0!==e.sheenColorMap&&(r.sheenColorMap=n(e.sheenColorMap)),void 0!==e.sheenRoughnessMap&&(r.sheenRoughnessMap=n(e.sheenRoughnessMap)),r}setTextures(e){return this.textures=e,this}createMaterialFromType(e){return Jd.createMaterialFromType(e)}static createMaterialFromType(e){return new{ShadowMaterial:Nh,SpriteMaterial:xl,RawShaderMaterial:kh,ShaderMaterial:nl,PointsMaterial:qc,MeshPhysicalMaterial:Oh,MeshStandardMaterial:Uh,MeshPhongMaterial:zh,MeshToonMaterial:Hh,MeshNormalMaterial:Gh,MeshLambertMaterial:Vh,MeshDepthMaterial:jh,MeshDistanceMaterial:Wh,MeshBasicMaterial:hs,MeshMatcapMaterial:Xh,LineDashedMaterial:Jh,LineBasicMaterial:Fc,Material:us}[e]}}class Yd{static extractUrlBase(e){const t=e.lastIndexOf("/");return-1===t?"./":e.slice(0,t+1)}static resolveURL(e,t){return"string"!==typeof e||""===e?"":(/^https?:\/\//i.test(t)&&/^\//.test(e)&&(t=t.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(e)||/^data:.*,.*$/i.test(e)||/^blob:.*$/i.test(e)?e:t+e)}}class qd extends ks{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}class Kd extends vd{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new _d(i.manager);a.setPath(i.path),a.setRequestHeader(i.requestHeader),a.setWithCredentials(i.withCredentials),a.load(e,(function(n){try{t(i.parse(JSON.parse(n)))}catch(qS){r?r(qS):console.error(qS),i.manager.itemError(e)}}),n,r)}parse(e){const t={},n={};function r(e,r){if(void 0!==t[r])return t[r];const i=e.interleavedBuffers[r],a=function(e,t){if(void 0!==n[t])return n[t];const r=e.arrayBuffers,i=r[t],a=new Uint32Array(i).buffer;return n[t]=a,a}(e,i.buffer),o=da(i.type,a),s=new yl(o,i.stride);return s.uuid=i.uuid,t[r]=s,s}const i=e.isInstancedBufferGeometry?new qd:new ks,a=e.data.index;if(void 0!==a){const e=da(a.type,a.array);i.setIndex(new _s(e,1))}const o=e.data.attributes;for(const u in o){const t=o[u];let n;if(t.isInterleavedBufferAttribute){const i=r(e.data,t.data);n=new _l(i,t.itemSize,t.offset,t.normalized)}else{const e=da(t.type,t.array);n=new(t.isInstancedBufferAttribute?tc:_s)(e,t.itemSize,t.normalized)}void 0!==t.name&&(n.name=t.name),void 0!==t.usage&&n.setUsage(t.usage),i.setAttribute(u,n)}const s=e.data.morphAttributes;if(s)for(const u in s){const t=s[u],n=[];for(let i=0,a=t.length;i<a;i++){const a=t[i];let o;if(a.isInterleavedBufferAttribute){const t=r(e.data,a.data);o=new _l(t,a.itemSize,a.offset,a.normalized)}else{const e=da(a.type,a.array);o=new _s(e,a.itemSize,a.normalized)}void 0!==a.name&&(o.name=a.name),n.push(o)}i.morphAttributes[u]=n}e.data.morphTargetsRelative&&(i.morphTargetsRelative=!0);const l=e.data.groups||e.data.drawcalls||e.data.offsets;if(void 0!==l)for(let u=0,h=l.length;u!==h;++u){const e=l[u];i.addGroup(e.start,e.count,e.materialIndex)}const c=e.data.boundingSphere;if(void 0!==c){const e=new Ua;void 0!==c.center&&e.fromArray(c.center),i.boundingSphere=new ao(e,c.radius)}return e.name&&(i.name=e.name),e.userData&&(i.userData=e.userData),i}}class Qd extends vd{constructor(e){super(e)}load(e,t,n,r){const i=this,a=""===this.path?Yd.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||a;const o=new _d(this.manager);o.setPath(this.path),o.setRequestHeader(this.requestHeader),o.setWithCredentials(this.withCredentials),o.load(e,(function(n){let a=null;try{a=JSON.parse(n)}catch(s){return void 0!==r&&r(s),void console.error("THREE:ObjectLoader: Can't parse "+e+".",s.message)}const o=a.metadata;if(void 0===o||void 0===o.type||"geometry"===o.type.toLowerCase())return void 0!==r&&r(new Error("THREE.ObjectLoader: Can't load "+e)),void console.error("THREE.ObjectLoader: Can't load "+e);i.parse(a,t)}),n,r)}async loadAsync(e,t){const n=""===this.path?Yd.extractUrlBase(e):this.path;this.resourcePath=this.resourcePath||n;const r=new _d(this.manager);r.setPath(this.path),r.setRequestHeader(this.requestHeader),r.setWithCredentials(this.withCredentials);const i=await r.loadAsync(e,t),a=JSON.parse(i),o=a.metadata;if(void 0===o||void 0===o.type||"geometry"===o.type.toLowerCase())throw new Error("THREE.ObjectLoader: Can't load "+e);return await this.parseAsync(a)}parse(e,t){const n=this.parseAnimations(e.animations),r=this.parseShapes(e.shapes),i=this.parseGeometries(e.geometries,r),a=this.parseImages(e.images,(function(){void 0!==t&&t(l)})),o=this.parseTextures(e.textures,a),s=this.parseMaterials(e.materials,o),l=this.parseObject(e.object,i,s,o,n),c=this.parseSkeletons(e.skeletons,l);if(this.bindSkeletons(l,c),this.bindLightTargets(l),void 0!==t){let e=!1;for(const t in a)if(a[t].data instanceof HTMLImageElement){e=!0;break}!1===e&&t(l)}return l}async parseAsync(e){const t=this.parseAnimations(e.animations),n=this.parseShapes(e.shapes),r=this.parseGeometries(e.geometries,n),i=await this.parseImagesAsync(e.images),a=this.parseTextures(e.textures,i),o=this.parseMaterials(e.materials,a),s=this.parseObject(e.object,r,o,a,t),l=this.parseSkeletons(e.skeletons,s);return this.bindSkeletons(s,l),this.bindLightTargets(s),s}parseShapes(e){const t={};if(void 0!==e)for(let n=0,r=e.length;n<r;n++){const r=(new ju).fromJSON(e[n]);t[r.uuid]=r}return t}parseSkeletons(e,t){const n={},r={};if(t.traverse((function(e){e.isBone&&(r[e.uuid]=e)})),void 0!==e)for(let i=0,a=e.length;i<a;i++){const t=(new ec).fromJSON(e[i],r);n[t.uuid]=t}return n}parseGeometries(e,t){const n={};if(void 0!==e){const r=new Kd;for(let i=0,a=e.length;i<a;i++){let a;const o=e[i];switch(o.type){case"BufferGeometry":case"InstancedBufferGeometry":a=r.parse(o);break;default:o.type in Fh?a=Fh[o.type].fromJSON(o,t):console.warn(`THREE.ObjectLoader: Unsupported geometry type "${o.type}"`)}a.uuid=o.uuid,void 0!==o.name&&(a.name=o.name),void 0!==o.userData&&(a.userData=o.userData),n[o.uuid]=a}}return n}parseMaterials(e,t){const n={},r={};if(void 0!==e){const i=new Jd;i.setTextures(t);for(let t=0,a=e.length;t<a;t++){const a=e[t];void 0===n[a.uuid]&&(n[a.uuid]=i.parse(a)),r[a.uuid]=n[a.uuid]}}return r}parseAnimations(e){const t={};if(void 0!==e)for(let n=0;n<e.length;n++){const r=e[n],i=dd.parse(r);t[i.uuid]=i}return t}parseImages(e,t){const n=this,r={};let i;function a(e){if("string"===typeof e){const t=e;return function(e){return n.manager.itemStart(e),i.load(e,(function(){n.manager.itemEnd(e)}),void 0,(function(){n.manager.itemError(e),n.manager.itemEnd(e)}))}(/^(\/\/)|([a-z]+:(\/\/)?)/i.test(t)?t:n.resourcePath+t)}return e.data?{data:da(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){const n=new md(t);i=new wd(n),i.setCrossOrigin(this.crossOrigin);for(let t=0,i=e.length;t<i;t++){const n=e[t],i=n.url;if(Array.isArray(i)){const e=[];for(let t=0,n=i.length;t<n;t++){const n=a(i[t]);null!==n&&(n instanceof HTMLImageElement?e.push(n):e.push(new Ql(n.data,n.width,n.height)))}r[n.uuid]=new Ea(e)}else{const e=a(n.url);r[n.uuid]=new Ea(e)}}}return r}async parseImagesAsync(e){const t=this,n={};let r;async function i(e){if("string"===typeof e){const n=e,i=/^(\/\/)|([a-z]+:(\/\/)?)/i.test(n)?n:t.resourcePath+n;return await r.loadAsync(i)}return e.data?{data:da(e.type,e.data),width:e.width,height:e.height}:null}if(void 0!==e&&e.length>0){r=new wd(this.manager),r.setCrossOrigin(this.crossOrigin);for(let t=0,r=e.length;t<r;t++){const r=e[t],a=r.url;if(Array.isArray(a)){const e=[];for(let t=0,n=a.length;t<n;t++){const n=a[t],r=await i(n);null!==r&&(r instanceof HTMLImageElement?e.push(r):e.push(new Ql(r.data,r.width,r.height)))}n[r.uuid]=new Ea(e)}else{const e=await i(r.url);n[r.uuid]=new Ea(e)}}}return n}parseTextures(e,t){function n(e,t){return"number"===typeof e?e:(console.warn("THREE.ObjectLoader.parseTexture: Constant should be in numeric form.",e),t[e])}const r={};if(void 0!==e)for(let i=0,a=e.length;i<a;i++){const a=e[i];void 0===a.image&&console.warn('THREE.ObjectLoader: No "image" specified for',a.uuid),void 0===t[a.image]&&console.warn("THREE.ObjectLoader: Undefined image",a.image);const o=t[a.image],s=o.data;let l;Array.isArray(s)?(l=new ul,6===s.length&&(l.needsUpdate=!0)):(l=s&&s.data?new Ql:new Ra,s&&(l.needsUpdate=!0)),l.source=o,l.uuid=a.uuid,void 0!==a.name&&(l.name=a.name),void 0!==a.mapping&&(l.mapping=n(a.mapping,Zd)),void 0!==a.channel&&(l.channel=a.channel),void 0!==a.offset&&l.offset.fromArray(a.offset),void 0!==a.repeat&&l.repeat.fromArray(a.repeat),void 0!==a.center&&l.center.fromArray(a.center),void 0!==a.rotation&&(l.rotation=a.rotation),void 0!==a.wrap&&(l.wrapS=n(a.wrap[0],$d),l.wrapT=n(a.wrap[1],$d)),void 0!==a.format&&(l.format=a.format),void 0!==a.internalFormat&&(l.internalFormat=a.internalFormat),void 0!==a.type&&(l.type=a.type),void 0!==a.colorSpace&&(l.colorSpace=a.colorSpace),void 0!==a.minFilter&&(l.minFilter=n(a.minFilter,ep)),void 0!==a.magFilter&&(l.magFilter=n(a.magFilter,ep)),void 0!==a.anisotropy&&(l.anisotropy=a.anisotropy),void 0!==a.flipY&&(l.flipY=a.flipY),void 0!==a.generateMipmaps&&(l.generateMipmaps=a.generateMipmaps),void 0!==a.premultiplyAlpha&&(l.premultiplyAlpha=a.premultiplyAlpha),void 0!==a.unpackAlignment&&(l.unpackAlignment=a.unpackAlignment),void 0!==a.compareFunction&&(l.compareFunction=a.compareFunction),void 0!==a.userData&&(l.userData=a.userData),r[a.uuid]=l}return r}parseObject(e,t,n,r,i){let a,o,s;function l(e){return void 0===t[e]&&console.warn("THREE.ObjectLoader: Undefined geometry",e),t[e]}function c(e){if(void 0!==e){if(Array.isArray(e)){const t=[];for(let r=0,i=e.length;r<i;r++){const i=e[r];void 0===n[i]&&console.warn("THREE.ObjectLoader: Undefined material",i),t.push(n[i])}return t}return void 0===n[e]&&console.warn("THREE.ObjectLoader: Undefined material",e),n[e]}}function u(e){return void 0===r[e]&&console.warn("THREE.ObjectLoader: Undefined texture",e),r[e]}switch(e.type){case"Scene":a=new vl,void 0!==e.background&&(Number.isInteger(e.background)?a.background=new ss(e.background):a.background=u(e.background)),void 0!==e.environment&&(a.environment=u(e.environment)),void 0!==e.fog&&("Fog"===e.fog.type?a.fog=new gl(e.fog.color,e.fog.near,e.fog.far):"FogExp2"===e.fog.type&&(a.fog=new ml(e.fog.color,e.fog.density)),""!==e.fog.name&&(a.fog.name=e.fog.name)),void 0!==e.backgroundBlurriness&&(a.backgroundBlurriness=e.backgroundBlurriness),void 0!==e.backgroundIntensity&&(a.backgroundIntensity=e.backgroundIntensity),void 0!==e.backgroundRotation&&a.backgroundRotation.fromArray(e.backgroundRotation),void 0!==e.environmentIntensity&&(a.environmentIntensity=e.environmentIntensity),void 0!==e.environmentRotation&&a.environmentRotation.fromArray(e.environmentRotation);break;case"PerspectiveCamera":a=new sl(e.fov,e.aspect,e.near,e.far),void 0!==e.focus&&(a.focus=e.focus),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.filmGauge&&(a.filmGauge=e.filmGauge),void 0!==e.filmOffset&&(a.filmOffset=e.filmOffset),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"OrthographicCamera":a=new zd(e.left,e.right,e.top,e.bottom,e.near,e.far),void 0!==e.zoom&&(a.zoom=e.zoom),void 0!==e.view&&(a.view=Object.assign({},e.view));break;case"AmbientLight":a=new Vd(e.color,e.intensity);break;case"DirectionalLight":a=new Gd(e.color,e.intensity),a.target=e.target||"";break;case"PointLight":a=new Od(e.color,e.intensity,e.distance,e.decay);break;case"RectAreaLight":a=new jd(e.color,e.intensity,e.width,e.height);break;case"SpotLight":a=new Dd(e.color,e.intensity,e.distance,e.angle,e.penumbra,e.decay),a.target=e.target||"";break;case"HemisphereLight":a=new Td(e.color,e.groundColor,e.intensity);break;case"LightProbe":a=(new Xd).fromJSON(e);break;case"SkinnedMesh":o=l(e.geometry),s=c(e.material),a=new ql(o,s),void 0!==e.bindMode&&(a.bindMode=e.bindMode),void 0!==e.bindMatrix&&a.bindMatrix.fromArray(e.bindMatrix),void 0!==e.skeleton&&(a.skeleton=e.skeleton);break;case"Mesh":o=l(e.geometry),s=c(e.material),a=new qs(o,s);break;case"InstancedMesh":o=l(e.geometry),s=c(e.material);const t=e.count,n=e.instanceMatrix,r=e.instanceColor;a=new cc(o,s,t),a.instanceMatrix=new tc(new Float32Array(n.array),16),void 0!==r&&(a.instanceColor=new tc(new Float32Array(r.array),r.itemSize));break;case"BatchedMesh":o=l(e.geometry),s=c(e.material),a=new Dc(e.maxInstanceCount,e.maxVertexCount,e.maxIndexCount,s),a.geometry=o,a.perObjectFrustumCulled=e.perObjectFrustumCulled,a.sortObjects=e.sortObjects,a._drawRanges=e.drawRanges,a._reservedRanges=e.reservedRanges,a._visibility=e.visibility,a._active=e.active,a._bounds=e.bounds.map((e=>{const t=new Ha;t.min.fromArray(e.boxMin),t.max.fromArray(e.boxMax);const n=new ao;return n.radius=e.sphereRadius,n.center.fromArray(e.sphereCenter),{boxInitialized:e.boxInitialized,box:t,sphereInitialized:e.sphereInitialized,sphere:n}})),a._maxInstanceCount=e.maxInstanceCount,a._maxVertexCount=e.maxVertexCount,a._maxIndexCount=e.maxIndexCount,a._geometryInitialized=e.geometryInitialized,a._geometryCount=e.geometryCount,a._matricesTexture=u(e.matricesTexture.uuid),void 0!==e.colorsTexture&&(a._colorsTexture=u(e.colorsTexture.uuid));break;case"LOD":a=new Ol;break;case"Line":a=new Vc(l(e.geometry),c(e.material));break;case"LineLoop":a=new Yc(l(e.geometry),c(e.material));break;case"LineSegments":a=new Jc(l(e.geometry),c(e.material));break;case"PointCloud":case"Points":a=new eu(l(e.geometry),c(e.material));break;case"Sprite":a=new Fl(c(e.material));break;case"Group":a=new dl;break;case"Bone":a=new Kl;break;default:a=new Go}if(a.uuid=e.uuid,void 0!==e.name&&(a.name=e.name),void 0!==e.matrix?(a.matrix.fromArray(e.matrix),void 0!==e.matrixAutoUpdate&&(a.matrixAutoUpdate=e.matrixAutoUpdate),a.matrixAutoUpdate&&a.matrix.decompose(a.position,a.quaternion,a.scale)):(void 0!==e.position&&a.position.fromArray(e.position),void 0!==e.rotation&&a.rotation.fromArray(e.rotation),void 0!==e.quaternion&&a.quaternion.fromArray(e.quaternion),void 0!==e.scale&&a.scale.fromArray(e.scale)),void 0!==e.up&&a.up.fromArray(e.up),void 0!==e.castShadow&&(a.castShadow=e.castShadow),void 0!==e.receiveShadow&&(a.receiveShadow=e.receiveShadow),e.shadow&&(void 0!==e.shadow.intensity&&(a.shadow.intensity=e.shadow.intensity),void 0!==e.shadow.bias&&(a.shadow.bias=e.shadow.bias),void 0!==e.shadow.normalBias&&(a.shadow.normalBias=e.shadow.normalBias),void 0!==e.shadow.radius&&(a.shadow.radius=e.shadow.radius),void 0!==e.shadow.mapSize&&a.shadow.mapSize.fromArray(e.shadow.mapSize),void 0!==e.shadow.camera&&(a.shadow.camera=this.parseObject(e.shadow.camera))),void 0!==e.visible&&(a.visible=e.visible),void 0!==e.frustumCulled&&(a.frustumCulled=e.frustumCulled),void 0!==e.renderOrder&&(a.renderOrder=e.renderOrder),void 0!==e.userData&&(a.userData=e.userData),void 0!==e.layers&&(a.layers.mask=e.layers),void 0!==e.children){const o=e.children;for(let e=0;e<o.length;e++)a.add(this.parseObject(o[e],t,n,r,i))}if(void 0!==e.animations){const t=e.animations;for(let e=0;e<t.length;e++){const n=t[e];a.animations.push(i[n])}}if("LOD"===e.type){void 0!==e.autoUpdate&&(a.autoUpdate=e.autoUpdate);const t=e.levels;for(let e=0;e<t.length;e++){const n=t[e],r=a.getObjectByProperty("uuid",n.object);void 0!==r&&a.addLevel(r,n.distance,n.hysteresis)}}return a}bindSkeletons(e,t){0!==Object.keys(t).length&&e.traverse((function(e){if(!0===e.isSkinnedMesh&&void 0!==e.skeleton){const n=t[e.skeleton];void 0===n?console.warn("THREE.ObjectLoader: No skeleton found with UUID:",e.skeleton):e.bind(n,e.bindMatrix)}}))}bindLightTargets(e){e.traverse((function(t){if(t.isDirectionalLight||t.isSpotLight){const n=t.target,r=e.getObjectByProperty("uuid",n);t.target=void 0!==r?r:new Go}}))}}const Zd={UVMapping:yn,CubeReflectionMapping:bn,CubeRefractionMapping:_n,EquirectangularReflectionMapping:xn,EquirectangularRefractionMapping:Sn,CubeUVReflectionMapping:wn},$d={RepeatWrapping:An,ClampToEdgeWrapping:Mn,MirroredRepeatWrapping:En},ep={NearestFilter:Cn,NearestMipmapNearestFilter:Tn,NearestMipmapLinearFilter:Pn,LinearFilter:In,LinearMipmapNearestFilter:Ln,LinearMipmapLinearFilter:Fn};class tp extends vd{constructor(e){super(e),this.isImageBitmapLoader=!0,"undefined"===typeof createImageBitmap&&console.warn("THREE.ImageBitmapLoader: createImageBitmap() not supported."),"undefined"===typeof fetch&&console.warn("THREE.ImageBitmapLoader: fetch() not supported."),this.options={premultiplyAlpha:"none"}}setOptions(e){return this.options=e,this}load(e,t,n,r){void 0===e&&(e=""),void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=this,a=fd.get(e);if(void 0!==a)return i.manager.itemStart(e),a.then?void a.then((n=>{t&&t(n),i.manager.itemEnd(e)})).catch((e=>{r&&r(e)})):(setTimeout((function(){t&&t(a),i.manager.itemEnd(e)}),0),a);const o={};o.credentials="anonymous"===this.crossOrigin?"same-origin":"include",o.headers=this.requestHeader;const s=fetch(e,o).then((function(e){return e.blob()})).then((function(e){return createImageBitmap(e,Object.assign(i.options,{colorSpaceConversion:"none"}))})).then((function(n){return fd.add(e,n),t&&t(n),i.manager.itemEnd(e),n})).catch((function(t){r&&r(t),fd.remove(e),i.manager.itemError(e),i.manager.itemEnd(e)}));fd.add(e,s),i.manager.itemStart(e)}}let np;class rp{static getContext(){return void 0===np&&(np=new(window.AudioContext||window.webkitAudioContext)),np}static setContext(e){np=e}}class ip extends vd{constructor(e){super(e)}load(e,t,n,r){const i=this,a=new _d(this.manager);function o(t){r?r(t):console.error(t),i.manager.itemError(e)}a.setResponseType("arraybuffer"),a.setPath(this.path),a.setRequestHeader(this.requestHeader),a.setWithCredentials(this.withCredentials),a.load(e,(function(e){try{const n=e.slice(0);rp.getContext().decodeAudioData(n,(function(e){t(e)})).catch(o)}catch(qS){o(qS)}}),n,r)}}const ap=new mo,op=new mo,sp=new mo;class lp{constructor(){this.type="StereoCamera",this.aspect=1,this.eyeSep=.064,this.cameraL=new sl,this.cameraL.layers.enable(1),this.cameraL.matrixAutoUpdate=!1,this.cameraR=new sl,this.cameraR.layers.enable(2),this.cameraR.matrixAutoUpdate=!1,this._cache={focus:null,fov:null,aspect:null,near:null,far:null,zoom:null,eyeSep:null}}update(e){const t=this._cache;if(t.focus!==e.focus||t.fov!==e.fov||t.aspect!==e.aspect*this.aspect||t.near!==e.near||t.far!==e.far||t.zoom!==e.zoom||t.eyeSep!==this.eyeSep){t.focus=e.focus,t.fov=e.fov,t.aspect=e.aspect*this.aspect,t.near=e.near,t.far=e.far,t.zoom=e.zoom,t.eyeSep=this.eyeSep,sp.copy(e.projectionMatrix);const n=t.eyeSep/2,r=n*t.near/t.focus,i=t.near*Math.tan(Zi*t.fov*.5)/t.zoom;let a,o;op.elements[12]=-n,ap.elements[12]=n,a=-i*t.aspect+r,o=i*t.aspect+r,sp.elements[0]=2*t.near/(o-a),sp.elements[8]=(o+a)/(o-a),this.cameraL.projectionMatrix.copy(sp),a=-i*t.aspect-r,o=i*t.aspect-r,sp.elements[0]=2*t.near/(o-a),sp.elements[8]=(o+a)/(o-a),this.cameraR.projectionMatrix.copy(sp)}this.cameraL.matrixWorld.copy(e.matrixWorld).multiply(op),this.cameraR.matrixWorld.copy(e.matrixWorld).multiply(ap)}}class cp extends sl{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];super(),this.isArrayCamera=!0,this.cameras=e,this.index=0}}class up{constructor(){let e=!(arguments.length>0&&void 0!==arguments[0])||arguments[0];this.autoStart=e,this.startTime=0,this.oldTime=0,this.elapsedTime=0,this.running=!1}start(){this.startTime=hp(),this.oldTime=this.startTime,this.elapsedTime=0,this.running=!0}stop(){this.getElapsedTime(),this.running=!1,this.autoStart=!1}getElapsedTime(){return this.getDelta(),this.elapsedTime}getDelta(){let e=0;if(this.autoStart&&!this.running)return this.start(),0;if(this.running){const t=hp();e=(t-this.oldTime)/1e3,this.oldTime=t,this.elapsedTime+=e}return e}}function hp(){return performance.now()}const dp=new Ua,pp=new ka,fp=new Ua,mp=new Ua;class gp extends Go{constructor(){super(),this.type="AudioListener",this.context=rp.getContext(),this.gain=this.context.createGain(),this.gain.connect(this.context.destination),this.filter=null,this.timeDelta=0,this._clock=new up}getInput(){return this.gain}removeFilter(){return null!==this.filter&&(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination),this.gain.connect(this.context.destination),this.filter=null),this}getFilter(){return this.filter}setFilter(e){return null!==this.filter?(this.gain.disconnect(this.filter),this.filter.disconnect(this.context.destination)):this.gain.disconnect(this.context.destination),this.filter=e,this.gain.connect(this.filter),this.filter.connect(this.context.destination),this}getMasterVolume(){return this.gain.gain.value}setMasterVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}updateMatrixWorld(e){super.updateMatrixWorld(e);const t=this.context.listener,n=this.up;if(this.timeDelta=this._clock.getDelta(),this.matrixWorld.decompose(dp,pp,fp),mp.set(0,0,-1).applyQuaternion(pp),t.positionX){const e=this.context.currentTime+this.timeDelta;t.positionX.linearRampToValueAtTime(dp.x,e),t.positionY.linearRampToValueAtTime(dp.y,e),t.positionZ.linearRampToValueAtTime(dp.z,e),t.forwardX.linearRampToValueAtTime(mp.x,e),t.forwardY.linearRampToValueAtTime(mp.y,e),t.forwardZ.linearRampToValueAtTime(mp.z,e),t.upX.linearRampToValueAtTime(n.x,e),t.upY.linearRampToValueAtTime(n.y,e),t.upZ.linearRampToValueAtTime(n.z,e)}else t.setPosition(dp.x,dp.y,dp.z),t.setOrientation(mp.x,mp.y,mp.z,n.x,n.y,n.z)}}class vp extends Go{constructor(e){super(),this.type="Audio",this.listener=e,this.context=e.context,this.gain=this.context.createGain(),this.gain.connect(e.getInput()),this.autoplay=!1,this.buffer=null,this.detune=0,this.loop=!1,this.loopStart=0,this.loopEnd=0,this.offset=0,this.duration=void 0,this.playbackRate=1,this.isPlaying=!1,this.hasPlaybackControl=!0,this.source=null,this.sourceType="empty",this._startedAt=0,this._progress=0,this._connected=!1,this.filters=[]}getOutput(){return this.gain}setNodeSource(e){return this.hasPlaybackControl=!1,this.sourceType="audioNode",this.source=e,this.connect(),this}setMediaElementSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaNode",this.source=this.context.createMediaElementSource(e),this.connect(),this}setMediaStreamSource(e){return this.hasPlaybackControl=!1,this.sourceType="mediaStreamNode",this.source=this.context.createMediaStreamSource(e),this.connect(),this}setBuffer(e){return this.buffer=e,this.sourceType="buffer",this.autoplay&&this.play(),this}play(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;if(!0===this.isPlaying)return void console.warn("THREE.Audio: Audio is already playing.");if(!1===this.hasPlaybackControl)return void console.warn("THREE.Audio: this Audio has no playback control.");this._startedAt=this.context.currentTime+e;const t=this.context.createBufferSource();return t.buffer=this.buffer,t.loop=this.loop,t.loopStart=this.loopStart,t.loopEnd=this.loopEnd,t.onended=this.onEnded.bind(this),t.start(this._startedAt,this._progress+this.offset,this.duration),this.isPlaying=!0,this.source=t,this.setDetune(this.detune),this.setPlaybackRate(this.playbackRate),this.connect()}pause(){if(!1!==this.hasPlaybackControl)return!0===this.isPlaying&&(this._progress+=Math.max(this.context.currentTime-this._startedAt,0)*this.playbackRate,!0===this.loop&&(this._progress=this._progress%(this.duration||this.buffer.duration)),this.source.stop(),this.source.onended=null,this.isPlaying=!1),this;console.warn("THREE.Audio: this Audio has no playback control.")}stop(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:0;if(!1!==this.hasPlaybackControl)return this._progress=0,null!==this.source&&(this.source.stop(this.context.currentTime+e),this.source.onended=null),this.isPlaying=!1,this;console.warn("THREE.Audio: this Audio has no playback control.")}connect(){if(this.filters.length>0){this.source.connect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].connect(this.filters[e]);this.filters[this.filters.length-1].connect(this.getOutput())}else this.source.connect(this.getOutput());return this._connected=!0,this}disconnect(){if(!1!==this._connected){if(this.filters.length>0){this.source.disconnect(this.filters[0]);for(let e=1,t=this.filters.length;e<t;e++)this.filters[e-1].disconnect(this.filters[e]);this.filters[this.filters.length-1].disconnect(this.getOutput())}else this.source.disconnect(this.getOutput());return this._connected=!1,this}}getFilters(){return this.filters}setFilters(e){return e||(e=[]),!0===this._connected?(this.disconnect(),this.filters=e.slice(),this.connect()):this.filters=e.slice(),this}setDetune(e){return this.detune=e,!0===this.isPlaying&&void 0!==this.source.detune&&this.source.detune.setTargetAtTime(this.detune,this.context.currentTime,.01),this}getDetune(){return this.detune}getFilter(){return this.getFilters()[0]}setFilter(e){return this.setFilters(e?[e]:[])}setPlaybackRate(e){if(!1!==this.hasPlaybackControl)return this.playbackRate=e,!0===this.isPlaying&&this.source.playbackRate.setTargetAtTime(this.playbackRate,this.context.currentTime,.01),this;console.warn("THREE.Audio: this Audio has no playback control.")}getPlaybackRate(){return this.playbackRate}onEnded(){this.isPlaying=!1,this._progress=0}getLoop(){return!1===this.hasPlaybackControl?(console.warn("THREE.Audio: this Audio has no playback control."),!1):this.loop}setLoop(e){if(!1!==this.hasPlaybackControl)return this.loop=e,!0===this.isPlaying&&(this.source.loop=this.loop),this;console.warn("THREE.Audio: this Audio has no playback control.")}setLoopStart(e){return this.loopStart=e,this}setLoopEnd(e){return this.loopEnd=e,this}getVolume(){return this.gain.gain.value}setVolume(e){return this.gain.gain.setTargetAtTime(e,this.context.currentTime,.01),this}copy(e,t){return super.copy(e,t),"buffer"!==e.sourceType?(console.warn("THREE.Audio: Audio source type cannot be copied."),this):(this.autoplay=e.autoplay,this.buffer=e.buffer,this.detune=e.detune,this.loop=e.loop,this.loopStart=e.loopStart,this.loopEnd=e.loopEnd,this.offset=e.offset,this.duration=e.duration,this.playbackRate=e.playbackRate,this.hasPlaybackControl=e.hasPlaybackControl,this.sourceType=e.sourceType,this.filters=e.filters.slice(),this)}clone(e){return new this.constructor(this.listener).copy(this,e)}}const yp=new Ua,bp=new ka,_p=new Ua,xp=new Ua;class Sp extends vp{constructor(e){super(e),this.panner=this.context.createPanner(),this.panner.panningModel="HRTF",this.panner.connect(this.gain)}connect(){return super.connect(),this.panner.connect(this.gain),this}disconnect(){return super.disconnect(),this.panner.disconnect(this.gain),this}getOutput(){return this.panner}getRefDistance(){return this.panner.refDistance}setRefDistance(e){return this.panner.refDistance=e,this}getRolloffFactor(){return this.panner.rolloffFactor}setRolloffFactor(e){return this.panner.rolloffFactor=e,this}getDistanceModel(){return this.panner.distanceModel}setDistanceModel(e){return this.panner.distanceModel=e,this}getMaxDistance(){return this.panner.maxDistance}setMaxDistance(e){return this.panner.maxDistance=e,this}setDirectionalCone(e,t,n){return this.panner.coneInnerAngle=e,this.panner.coneOuterAngle=t,this.panner.coneOuterGain=n,this}updateMatrixWorld(e){if(super.updateMatrixWorld(e),!0===this.hasPlaybackControl&&!1===this.isPlaying)return;this.matrixWorld.decompose(yp,bp,_p),xp.set(0,0,1).applyQuaternion(bp);const t=this.panner;if(t.positionX){const e=this.context.currentTime+this.listener.timeDelta;t.positionX.linearRampToValueAtTime(yp.x,e),t.positionY.linearRampToValueAtTime(yp.y,e),t.positionZ.linearRampToValueAtTime(yp.z,e),t.orientationX.linearRampToValueAtTime(xp.x,e),t.orientationY.linearRampToValueAtTime(xp.y,e),t.orientationZ.linearRampToValueAtTime(xp.z,e)}else t.setPosition(yp.x,yp.y,yp.z),t.setOrientation(xp.x,xp.y,xp.z)}}class wp{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:2048;this.analyser=e.context.createAnalyser(),this.analyser.fftSize=t,this.data=new Uint8Array(this.analyser.frequencyBinCount),e.getOutput().connect(this.analyser)}getFrequencyData(){return this.analyser.getByteFrequencyData(this.data),this.data}getAverageFrequency(){let e=0;const t=this.getFrequencyData();for(let n=0;n<t.length;n++)e+=t[n];return e/t.length}}class Ap{constructor(e,t,n){let r,i,a;switch(this.binding=e,this.valueSize=n,t){case"quaternion":r=this._slerp,i=this._slerpAdditive,a=this._setAdditiveIdentityQuaternion,this.buffer=new Float64Array(6*n),this._workIndex=5;break;case"string":case"bool":r=this._select,i=this._select,a=this._setAdditiveIdentityOther,this.buffer=new Array(5*n);break;default:r=this._lerp,i=this._lerpAdditive,a=this._setAdditiveIdentityNumeric,this.buffer=new Float64Array(5*n)}this._mixBufferRegion=r,this._mixBufferRegionAdditive=i,this._setIdentity=a,this._origIndex=3,this._addIndex=4,this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,this.useCount=0,this.referenceCount=0}accumulate(e,t){const n=this.buffer,r=this.valueSize,i=e*r+r;let a=this.cumulativeWeight;if(0===a){for(let e=0;e!==r;++e)n[i+e]=n[e];a=t}else{a+=t;const e=t/a;this._mixBufferRegion(n,i,0,e,r)}this.cumulativeWeight=a}accumulateAdditive(e){const t=this.buffer,n=this.valueSize,r=n*this._addIndex;0===this.cumulativeWeightAdditive&&this._setIdentity(),this._mixBufferRegionAdditive(t,r,0,e,n),this.cumulativeWeightAdditive+=e}apply(e){const t=this.valueSize,n=this.buffer,r=e*t+t,i=this.cumulativeWeight,a=this.cumulativeWeightAdditive,o=this.binding;if(this.cumulativeWeight=0,this.cumulativeWeightAdditive=0,i<1){const e=t*this._origIndex;this._mixBufferRegion(n,r,e,1-i,t)}a>0&&this._mixBufferRegionAdditive(n,r,this._addIndex*t,1,t);for(let s=t,l=t+t;s!==l;++s)if(n[s]!==n[s+t]){o.setValue(n,r);break}}saveOriginalState(){const e=this.binding,t=this.buffer,n=this.valueSize,r=n*this._origIndex;e.getValue(t,r);for(let i=n,a=r;i!==a;++i)t[i]=t[r+i%n];this._setIdentity(),this.cumulativeWeight=0,this.cumulativeWeightAdditive=0}restoreOriginalState(){const e=3*this.valueSize;this.binding.setValue(this.buffer,e)}_setAdditiveIdentityNumeric(){const e=this._addIndex*this.valueSize,t=e+this.valueSize;for(let n=e;n<t;n++)this.buffer[n]=0}_setAdditiveIdentityQuaternion(){this._setAdditiveIdentityNumeric(),this.buffer[this._addIndex*this.valueSize+3]=1}_setAdditiveIdentityOther(){const e=this._origIndex*this.valueSize,t=this._addIndex*this.valueSize;for(let n=0;n<this.valueSize;n++)this.buffer[t+n]=this.buffer[e+n]}_select(e,t,n,r,i){if(r>=.5)for(let a=0;a!==i;++a)e[t+a]=e[n+a]}_slerp(e,t,n,r){ka.slerpFlat(e,t,e,t,e,n,r)}_slerpAdditive(e,t,n,r,i){const a=this._workIndex*i;ka.multiplyQuaternionsFlat(e,a,e,t,e,n),ka.slerpFlat(e,t,e,t,e,a,r)}_lerp(e,t,n,r,i){const a=1-r;for(let o=0;o!==i;++o){const i=t+o;e[i]=e[i]*a+e[n+o]*r}}_lerpAdditive(e,t,n,r,i){for(let a=0;a!==i;++a){const i=t+a;e[i]=e[i]+e[n+a]*r}}}const Mp="\\[\\]\\.:\\/",Ep=new RegExp("["+Mp+"]","g"),Cp="[^"+Mp+"]",Tp="[^"+Mp.replace("\\.","")+"]",Rp=new RegExp("^"+/((?:WC+[\/:])*)/.source.replace("WC",Cp)+/(WCOD+)?/.source.replace("WCOD",Tp)+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",Cp)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",Cp)+"$"),Pp=["material","materials","bones","map"];class Bp{constructor(e,t,n){this.path=t,this.parsedPath=n||Bp.parseTrackName(t),this.node=Bp.findNode(e,this.parsedPath.nodeName),this.rootNode=e,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}static create(e,t,n){return e&&e.isAnimationObjectGroup?new Bp.Composite(e,t,n):new Bp(e,t,n)}static sanitizeNodeName(e){return e.replace(/\s/g,"_").replace(Ep,"")}static parseTrackName(e){const t=Rp.exec(e);if(null===t)throw new Error("PropertyBinding: Cannot parse trackName: "+e);const n={nodeName:t[2],objectName:t[3],objectIndex:t[4],propertyName:t[5],propertyIndex:t[6]},r=n.nodeName&&n.nodeName.lastIndexOf(".");if(void 0!==r&&-1!==r){const e=n.nodeName.substring(r+1);-1!==Pp.indexOf(e)&&(n.nodeName=n.nodeName.substring(0,r),n.objectName=e)}if(null===n.propertyName||0===n.propertyName.length)throw new Error("PropertyBinding: can not parse propertyName from trackName: "+e);return n}static findNode(e,t){if(void 0===t||""===t||"."===t||-1===t||t===e.name||t===e.uuid)return e;if(e.skeleton){const n=e.skeleton.getBoneByName(t);if(void 0!==n)return n}if(e.children){const n=function(e){for(let r=0;r<e.length;r++){const i=e[r];if(i.name===t||i.uuid===t)return i;const a=n(i.children);if(a)return a}return null},r=n(e.children);if(r)return r}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(e,t){e[t]=this.targetObject[this.propertyName]}_getValue_array(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)e[t++]=n[r]}_getValue_arrayElement(e,t){e[t]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(e,t){this.resolvedProperty.toArray(e,t)}_setValue_direct(e,t){this.targetObject[this.propertyName]=e[t]}_setValue_direct_setNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(e,t){this.targetObject[this.propertyName]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)n[r]=e[t++]}_setValue_array_setNeedsUpdate(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)n[r]=e[t++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(e,t){const n=this.resolvedProperty;for(let r=0,i=n.length;r!==i;++r)n[r]=e[t++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(e,t){this.resolvedProperty[this.propertyIndex]=e[t]}_setValue_arrayElement_setNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty[this.propertyIndex]=e[t],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(e,t){this.resolvedProperty.fromArray(e,t)}_setValue_fromArray_setNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(e,t){this.resolvedProperty.fromArray(e,t),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(e,t){this.bind(),this.getValue(e,t)}_setValue_unbound(e,t){this.bind(),this.setValue(e,t)}bind(){let e=this.node;const t=this.parsedPath,n=t.objectName,r=t.propertyName;let i=t.propertyIndex;if(e||(e=Bp.findNode(this.rootNode,t.nodeName),this.node=e),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!e)return void console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");if(n){let r=t.objectIndex;switch(n){case"materials":if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);e=e.material.materials;break;case"bones":if(!e.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);e=e.skeleton.bones;for(let t=0;t<e.length;t++)if(e[t].name===r){r=t;break}break;case"map":if("map"in e){e=e.map;break}if(!e.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!e.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);e=e.material.map;break;default:if(void 0===e[n])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);e=e[n]}if(void 0!==r){if(void 0===e[r])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,e);e=e[r]}}const a=e[r];if(void 0===a){const n=t.nodeName;return void console.error("THREE.PropertyBinding: Trying to update property for track: "+n+"."+r+" but it wasn't found.",e)}let o=this.Versioning.None;this.targetObject=e,!0===e.isMaterial?o=this.Versioning.NeedsUpdate:!0===e.isObject3D&&(o=this.Versioning.MatrixWorldNeedsUpdate);let s=this.BindingType.Direct;if(void 0!==i){if("morphTargetInfluences"===r){if(!e.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!e.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==e.morphTargetDictionary[i]&&(i=e.morphTargetDictionary[i])}s=this.BindingType.ArrayElement,this.resolvedProperty=a,this.propertyIndex=i}else void 0!==a.fromArray&&void 0!==a.toArray?(s=this.BindingType.HasFromToArray,this.resolvedProperty=a):Array.isArray(a)?(s=this.BindingType.EntireArray,this.resolvedProperty=a):this.propertyName=r;this.getValue=this.GetterByBindingType[s],this.setValue=this.SetterByBindingTypeAndVersioning[s][o]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}Bp.Composite=class{constructor(e,t,n){const r=n||Bp.parseTrackName(t);this._targetGroup=e,this._bindings=e.subscribe_(t,r)}getValue(e,t){this.bind();const n=this._targetGroup.nCachedObjects_,r=this._bindings[n];void 0!==r&&r.getValue(e,t)}setValue(e,t){const n=this._bindings;for(let r=this._targetGroup.nCachedObjects_,i=n.length;r!==i;++r)n[r].setValue(e,t)}bind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].bind()}unbind(){const e=this._bindings;for(let t=this._targetGroup.nCachedObjects_,n=e.length;t!==n;++t)e[t].unbind()}},Bp.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},Bp.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},Bp.prototype.GetterByBindingType=[Bp.prototype._getValue_direct,Bp.prototype._getValue_array,Bp.prototype._getValue_arrayElement,Bp.prototype._getValue_toArray],Bp.prototype.SetterByBindingTypeAndVersioning=[[Bp.prototype._setValue_direct,Bp.prototype._setValue_direct_setNeedsUpdate,Bp.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[Bp.prototype._setValue_array,Bp.prototype._setValue_array_setNeedsUpdate,Bp.prototype._setValue_array_setMatrixWorldNeedsUpdate],[Bp.prototype._setValue_arrayElement,Bp.prototype._setValue_arrayElement_setNeedsUpdate,Bp.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[Bp.prototype._setValue_fromArray,Bp.prototype._setValue_fromArray_setNeedsUpdate,Bp.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]];class Ip{constructor(){this.isAnimationObjectGroup=!0,this.uuid=ea(),this._objects=Array.prototype.slice.call(arguments),this.nCachedObjects_=0;const e={};this._indicesByUUID=e;for(let n=0,r=arguments.length;n!==r;++n)e[arguments[n].uuid]=n;this._paths=[],this._parsedPaths=[],this._bindings=[],this._bindingsIndicesByPath={};const t=this;this.stats={objects:{get total(){return t._objects.length},get inUse(){return this.total-t.nCachedObjects_}},get bindingsPerObject(){return t._bindings.length}}}add(){const e=this._objects,t=this._indicesByUUID,n=this._paths,r=this._parsedPaths,i=this._bindings,a=i.length;let o,s=e.length,l=this.nCachedObjects_;for(let c=0,u=arguments.length;c!==u;++c){const u=arguments[c],h=u.uuid;let d=t[h];if(void 0===d){d=s++,t[h]=d,e.push(u);for(let e=0,t=a;e!==t;++e)i[e].push(new Bp(u,n[e],r[e]))}else if(d<l){o=e[d];const s=--l,c=e[s];t[c.uuid]=d,e[d]=c,t[h]=s,e[s]=u;for(let e=0,t=a;e!==t;++e){const t=i[e],a=t[s];let o=t[d];t[d]=a,void 0===o&&(o=new Bp(u,n[e],r[e])),t[s]=o}}else e[d]!==o&&console.error("THREE.AnimationObjectGroup: Different objects with the same UUID detected. Clean the caches or recreate your infrastructure when reloading scenes.")}this.nCachedObjects_=l}remove(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,r=n.length;let i=this.nCachedObjects_;for(let a=0,o=arguments.length;a!==o;++a){const o=arguments[a],s=o.uuid,l=t[s];if(void 0!==l&&l>=i){const a=i++,c=e[a];t[c.uuid]=l,e[l]=c,t[s]=a,e[a]=o;for(let e=0,t=r;e!==t;++e){const t=n[e],r=t[a],i=t[l];t[l]=r,t[a]=i}}}this.nCachedObjects_=i}uncache(){const e=this._objects,t=this._indicesByUUID,n=this._bindings,r=n.length;let i=this.nCachedObjects_,a=e.length;for(let o=0,s=arguments.length;o!==s;++o){const s=arguments[o].uuid,l=t[s];if(void 0!==l)if(delete t[s],l<i){const o=--i,s=e[o],c=--a,u=e[c];t[s.uuid]=l,e[l]=s,t[u.uuid]=o,e[o]=u,e.pop();for(let e=0,t=r;e!==t;++e){const t=n[e],r=t[o],i=t[c];t[l]=r,t[o]=i,t.pop()}}else{const i=--a,o=e[i];i>0&&(t[o.uuid]=l),e[l]=o,e.pop();for(let e=0,t=r;e!==t;++e){const t=n[e];t[l]=t[i],t.pop()}}}this.nCachedObjects_=i}subscribe_(e,t){const n=this._bindingsIndicesByPath;let r=n[e];const i=this._bindings;if(void 0!==r)return i[r];const a=this._paths,o=this._parsedPaths,s=this._objects,l=s.length,c=this.nCachedObjects_,u=new Array(l);r=i.length,n[e]=r,a.push(e),o.push(t),i.push(u);for(let h=c,d=s.length;h!==d;++h){const n=s[h];u[h]=new Bp(n,e,t)}return u}unsubscribe_(e){const t=this._bindingsIndicesByPath,n=t[e];if(void 0!==n){const r=this._paths,i=this._parsedPaths,a=this._bindings,o=a.length-1,s=a[o];t[e[o]]=n,a[n]=s,a.pop(),i[n]=i[o],i.pop(),r[n]=r[o],r.pop()}}}class Lp{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:t.blendMode;this._mixer=e,this._clip=t,this._localRoot=n,this.blendMode=r;const i=t.tracks,a=i.length,o=new Array(a),s={endingStart:Xr,endingEnd:Xr};for(let l=0;l!==a;++l){const e=i[l].createInterpolant(null);o[l]=e,e.settings=s}this._interpolantSettings=s,this._interpolants=o,this._propertyBindings=new Array(a),this._cacheIndex=null,this._byClipCacheIndex=null,this._timeScaleInterpolant=null,this._weightInterpolant=null,this.loop=Hr,this._loopCount=-1,this._startTime=null,this.time=0,this.timeScale=1,this._effectiveTimeScale=1,this.weight=1,this._effectiveWeight=1,this.repetitions=1/0,this.paused=!1,this.enabled=!0,this.clampWhenFinished=!1,this.zeroSlopeAtStart=!0,this.zeroSlopeAtEnd=!0}play(){return this._mixer._activateAction(this),this}stop(){return this._mixer._deactivateAction(this),this.reset()}reset(){return this.paused=!1,this.enabled=!0,this.time=0,this._loopCount=-1,this._startTime=null,this.stopFading().stopWarping()}isRunning(){return this.enabled&&!this.paused&&0!==this.timeScale&&null===this._startTime&&this._mixer._isActiveAction(this)}isScheduled(){return this._mixer._isActiveAction(this)}startAt(e){return this._startTime=e,this}setLoop(e,t){return this.loop=e,this.repetitions=t,this}setEffectiveWeight(e){return this.weight=e,this._effectiveWeight=this.enabled?e:0,this.stopFading()}getEffectiveWeight(){return this._effectiveWeight}fadeIn(e){return this._scheduleFading(e,0,1)}fadeOut(e){return this._scheduleFading(e,1,0)}crossFadeFrom(e,t){let n=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(e.fadeOut(t),this.fadeIn(t),!0===n){const n=this._clip.duration,r=e._clip.duration,i=r/n,a=n/r;e.warp(1,i,t),this.warp(a,1,t)}return this}crossFadeTo(e,t){let n=arguments.length>2&&void 0!==arguments[2]&&arguments[2];return e.crossFadeFrom(this,t,n)}stopFading(){const e=this._weightInterpolant;return null!==e&&(this._weightInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}setEffectiveTimeScale(e){return this.timeScale=e,this._effectiveTimeScale=this.paused?0:e,this.stopWarping()}getEffectiveTimeScale(){return this._effectiveTimeScale}setDuration(e){return this.timeScale=this._clip.duration/e,this.stopWarping()}syncWith(e){return this.time=e.time,this.timeScale=e.timeScale,this.stopWarping()}halt(e){return this.warp(this._effectiveTimeScale,0,e)}warp(e,t,n){const r=this._mixer,i=r.time,a=this.timeScale;let o=this._timeScaleInterpolant;null===o&&(o=r._lendControlInterpolant(),this._timeScaleInterpolant=o);const s=o.parameterPositions,l=o.sampleValues;return s[0]=i,s[1]=i+n,l[0]=e/a,l[1]=t/a,this}stopWarping(){const e=this._timeScaleInterpolant;return null!==e&&(this._timeScaleInterpolant=null,this._mixer._takeBackControlInterpolant(e)),this}getMixer(){return this._mixer}getClip(){return this._clip}getRoot(){return this._localRoot||this._mixer._root}_update(e,t,n,r){if(!this.enabled)return void this._updateWeight(e);const i=this._startTime;if(null!==i){const r=(e-i)*n;r<0||0===n?t=0:(this._startTime=null,t=n*r)}t*=this._updateTimeScale(e);const a=this._updateTime(t),o=this._updateWeight(e);if(o>0){const e=this._interpolants,t=this._propertyBindings;if(this.blendMode===Kr)for(let n=0,r=e.length;n!==r;++n)e[n].evaluate(a),t[n].accumulateAdditive(o);else for(let n=0,i=e.length;n!==i;++n)e[n].evaluate(a),t[n].accumulate(r,o)}}_updateWeight(e){let t=0;if(this.enabled){t=this.weight;const n=this._weightInterpolant;if(null!==n){const r=n.evaluate(e)[0];t*=r,e>n.parameterPositions[1]&&(this.stopFading(),0===r&&(this.enabled=!1))}}return this._effectiveWeight=t,t}_updateTimeScale(e){let t=0;if(!this.paused){t=this.timeScale;const n=this._timeScaleInterpolant;if(null!==n){t*=n.evaluate(e)[0],e>n.parameterPositions[1]&&(this.stopWarping(),0===t?this.paused=!0:this.timeScale=t)}}return this._effectiveTimeScale=t,t}_updateTime(e){const t=this._clip.duration,n=this.loop;let r=this.time+e,i=this._loopCount;const a=n===Gr;if(0===e)return-1===i?r:a&&1===(1&i)?t-r:r;if(n===zr){-1===i&&(this._loopCount=0,this._setEndings(!0,!0,!1));e:{if(r>=t)r=t;else{if(!(r<0)){this.time=r;break e}r=0}this.clampWhenFinished?this.paused=!0:this.enabled=!1,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:e<0?-1:1})}}else{if(-1===i&&(e>=0?(i=0,this._setEndings(!0,0===this.repetitions,a)):this._setEndings(0===this.repetitions,!0,a)),r>=t||r<0){const n=Math.floor(r/t);r-=t*n,i+=Math.abs(n);const o=this.repetitions-i;if(o<=0)this.clampWhenFinished?this.paused=!0:this.enabled=!1,r=e>0?t:0,this.time=r,this._mixer.dispatchEvent({type:"finished",action:this,direction:e>0?1:-1});else{if(1===o){const t=e<0;this._setEndings(t,!t,a)}else this._setEndings(!1,!1,a);this._loopCount=i,this.time=r,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:n})}}else this.time=r;if(a&&1===(1&i))return t-r}return r}_setEndings(e,t,n){const r=this._interpolantSettings;n?(r.endingStart=Jr,r.endingEnd=Jr):(r.endingStart=e?this.zeroSlopeAtStart?Jr:Xr:Yr,r.endingEnd=t?this.zeroSlopeAtEnd?Jr:Xr:Yr)}_scheduleFading(e,t,n){const r=this._mixer,i=r.time;let a=this._weightInterpolant;null===a&&(a=r._lendControlInterpolant(),this._weightInterpolant=a);const o=a.parameterPositions,s=a.sampleValues;return o[0]=i,s[0]=t,o[1]=i+e,s[1]=n,this}}const Dp=new Float32Array(1);class Fp extends qi{constructor(e){super(),this._root=e,this._initMemoryManager(),this._accuIndex=0,this.time=0,this.timeScale=1}_bindAction(e,t){const n=e._localRoot||this._root,r=e._clip.tracks,i=r.length,a=e._propertyBindings,o=e._interpolants,s=n.uuid,l=this._bindingsByRootAndName;let c=l[s];void 0===c&&(c={},l[s]=c);for(let u=0;u!==i;++u){const e=r[u],i=e.name;let l=c[i];if(void 0!==l)++l.referenceCount,a[u]=l;else{if(l=a[u],void 0!==l){null===l._cacheIndex&&(++l.referenceCount,this._addInactiveBinding(l,s,i));continue}const r=t&&t._propertyBindings[u].binding.parsedPath;l=new Ap(Bp.create(n,i,r),e.ValueTypeName,e.getValueSize()),++l.referenceCount,this._addInactiveBinding(l,s,i),a[u]=l}o[u].resultBuffer=l.buffer}}_activateAction(e){if(!this._isActiveAction(e)){if(null===e._cacheIndex){const t=(e._localRoot||this._root).uuid,n=e._clip.uuid,r=this._actionsByClip[n];this._bindAction(e,r&&r.knownActions[0]),this._addInactiveAction(e,n,t)}const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0===n.useCount++&&(this._lendBinding(n),n.saveOriginalState())}this._lendAction(e)}}_deactivateAction(e){if(this._isActiveAction(e)){const t=e._propertyBindings;for(let e=0,n=t.length;e!==n;++e){const n=t[e];0===--n.useCount&&(n.restoreOriginalState(),this._takeBackBinding(n))}this._takeBackAction(e)}}_initMemoryManager(){this._actions=[],this._nActiveActions=0,this._actionsByClip={},this._bindings=[],this._nActiveBindings=0,this._bindingsByRootAndName={},this._controlInterpolants=[],this._nActiveControlInterpolants=0;const e=this;this.stats={actions:{get total(){return e._actions.length},get inUse(){return e._nActiveActions}},bindings:{get total(){return e._bindings.length},get inUse(){return e._nActiveBindings}},controlInterpolants:{get total(){return e._controlInterpolants.length},get inUse(){return e._nActiveControlInterpolants}}}}_isActiveAction(e){const t=e._cacheIndex;return null!==t&&t<this._nActiveActions}_addInactiveAction(e,t,n){const r=this._actions,i=this._actionsByClip;let a=i[t];if(void 0===a)a={knownActions:[e],actionByRoot:{}},e._byClipCacheIndex=0,i[t]=a;else{const t=a.knownActions;e._byClipCacheIndex=t.length,t.push(e)}e._cacheIndex=r.length,r.push(e),a.actionByRoot[n]=e}_removeInactiveAction(e){const t=this._actions,n=t[t.length-1],r=e._cacheIndex;n._cacheIndex=r,t[r]=n,t.pop(),e._cacheIndex=null;const i=e._clip.uuid,a=this._actionsByClip,o=a[i],s=o.knownActions,l=s[s.length-1],c=e._byClipCacheIndex;l._byClipCacheIndex=c,s[c]=l,s.pop(),e._byClipCacheIndex=null;delete o.actionByRoot[(e._localRoot||this._root).uuid],0===s.length&&delete a[i],this._removeInactiveBindingsForAction(e)}_removeInactiveBindingsForAction(e){const t=e._propertyBindings;for(let n=0,r=t.length;n!==r;++n){const e=t[n];0===--e.referenceCount&&this._removeInactiveBinding(e)}}_lendAction(e){const t=this._actions,n=e._cacheIndex,r=this._nActiveActions++,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_takeBackAction(e){const t=this._actions,n=e._cacheIndex,r=--this._nActiveActions,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_addInactiveBinding(e,t,n){const r=this._bindingsByRootAndName,i=this._bindings;let a=r[t];void 0===a&&(a={},r[t]=a),a[n]=e,e._cacheIndex=i.length,i.push(e)}_removeInactiveBinding(e){const t=this._bindings,n=e.binding,r=n.rootNode.uuid,i=n.path,a=this._bindingsByRootAndName,o=a[r],s=t[t.length-1],l=e._cacheIndex;s._cacheIndex=l,t[l]=s,t.pop(),delete o[i],0===Object.keys(o).length&&delete a[r]}_lendBinding(e){const t=this._bindings,n=e._cacheIndex,r=this._nActiveBindings++,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_takeBackBinding(e){const t=this._bindings,n=e._cacheIndex,r=--this._nActiveBindings,i=t[r];e._cacheIndex=r,t[r]=e,i._cacheIndex=n,t[n]=i}_lendControlInterpolant(){const e=this._controlInterpolants,t=this._nActiveControlInterpolants++;let n=e[t];return void 0===n&&(n=new nd(new Float32Array(2),new Float32Array(2),1,Dp),n.__cacheIndex=t,e[t]=n),n}_takeBackControlInterpolant(e){const t=this._controlInterpolants,n=e.__cacheIndex,r=--this._nActiveControlInterpolants,i=t[r];e.__cacheIndex=r,t[r]=e,i.__cacheIndex=n,t[n]=i}clipAction(e,t,n){const r=t||this._root,i=r.uuid;let a="string"===typeof e?dd.findByName(r,e):e;const o=null!==a?a.uuid:e,s=this._actionsByClip[o];let l=null;if(void 0===n&&(n=null!==a?a.blendMode:qr),void 0!==s){const e=s.actionByRoot[i];if(void 0!==e&&e.blendMode===n)return e;l=s.knownActions[0],null===a&&(a=l._clip)}if(null===a)return null;const c=new Lp(this,a,t,n);return this._bindAction(c,l),this._addInactiveAction(c,o,i),c}existingAction(e,t){const n=t||this._root,r=n.uuid,i="string"===typeof e?dd.findByName(n,e):e,a=i?i.uuid:e,o=this._actionsByClip[a];return void 0!==o&&o.actionByRoot[r]||null}stopAllAction(){const e=this._actions;for(let t=this._nActiveActions-1;t>=0;--t)e[t].stop();return this}update(e){e*=this.timeScale;const t=this._actions,n=this._nActiveActions,r=this.time+=e,i=Math.sign(e),a=this._accuIndex^=1;for(let l=0;l!==n;++l){t[l]._update(r,e,i,a)}const o=this._bindings,s=this._nActiveBindings;for(let l=0;l!==s;++l)o[l].apply(a);return this}setTime(e){this.time=0;for(let t=0;t<this._actions.length;t++)this._actions[t].time=0;return this.update(e)}getRoot(){return this._root}uncacheClip(e){const t=this._actions,n=e.uuid,r=this._actionsByClip,i=r[n];if(void 0!==i){const e=i.knownActions;for(let n=0,r=e.length;n!==r;++n){const r=e[n];this._deactivateAction(r);const i=r._cacheIndex,a=t[t.length-1];r._cacheIndex=null,r._byClipCacheIndex=null,a._cacheIndex=i,t[i]=a,t.pop(),this._removeInactiveBindingsForAction(r)}delete r[n]}}uncacheRoot(e){const t=e.uuid,n=this._actionsByClip;for(const i in n){const e=n[i].actionByRoot[t];void 0!==e&&(this._deactivateAction(e),this._removeInactiveAction(e))}const r=this._bindingsByRootAndName[t];if(void 0!==r)for(const i in r){const e=r[i];e.restoreOriginalState(),this._removeInactiveBinding(e)}}uncacheAction(e,t){const n=this.existingAction(e,t);null!==n&&(this._deactivateAction(n),this._removeInactiveAction(n))}}class Np extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t,arguments.length>3&&void 0!==arguments[3]?arguments[3]:{}),this.isRenderTarget3D=!0,this.depth=n,this.texture=new Fa(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class kp extends Ba{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t,arguments.length>3&&void 0!==arguments[3]?arguments[3]:{}),this.isRenderTargetArray=!0,this.depth=n,this.texture=new La(null,e,t,n),this.texture.isRenderTargetTexture=!0}}class Up{constructor(e){this.value=e}clone(){return new Up(void 0===this.value.clone?this.value:this.value.clone())}}let Op=0;class zp extends qi{constructor(){super(),this.isUniformsGroup=!0,Object.defineProperty(this,"id",{value:Op++}),this.name="",this.usage=Fi,this.uniforms=[]}add(e){return this.uniforms.push(e),this}remove(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}setName(e){return this.name=e,this}setUsage(e){return this.usage=e,this}dispose(){this.dispatchEvent({type:"dispose"})}copy(e){this.name=e.name,this.usage=e.usage;const t=e.uniforms;this.uniforms.length=0;for(let n=0,r=t.length;n<r;n++){const e=Array.isArray(t[n])?t[n]:[t[n]];for(let t=0;t<e.length;t++)this.uniforms.push(e[t].clone())}return this}clone(){return(new this.constructor).copy(this)}}class Hp extends yl{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}class Gp{constructor(e,t,n,r,i){this.isGLBufferAttribute=!0,this.name="",this.buffer=e,this.type=t,this.itemSize=n,this.elementSize=r,this.count=i,this.version=0}set needsUpdate(e){!0===e&&this.version++}setBuffer(e){return this.buffer=e,this}setType(e,t){return this.type=e,this.elementSize=t,this}setItemSize(e){return this.itemSize=e,this}setCount(e){return this.count=e,this}}const Vp=new mo;class jp{constructor(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:1/0;this.ray=new fo(e,t),this.near=n,this.far=r,this.camera=null,this.layers=new Eo,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):console.error("THREE.Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return Vp.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Vp),this}intersectObject(e){let t=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];return Xp(e,this,t,!(arguments.length>1&&void 0!==arguments[1])||arguments[1]),t.sort(Wp),t}intersectObjects(e){let t=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];for(let r=0,i=e.length;r<i;r++)Xp(e[r],this,n,t);return n.sort(Wp),n}}function Wp(e,t){return e.distance-t.distance}function Xp(e,t,n,r){let i=!0;if(e.layers.test(t.layers)){!1===e.raycast(t,n)&&(i=!1)}if(!0===i&&!0===r){const r=e.children;for(let e=0,i=r.length;e<i;e++)Xp(r[e],t,n,!0)}}class Jp{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.radius=e,this.phi=t,this.theta=n}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){const e=1e-6;return this.phi=ta(this.phi,e,Math.PI-e),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(ta(t/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}class Yp{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.radius=e,this.theta=t,this.y=n}set(e,t,n){return this.radius=e,this.theta=t,this.y=n,this}copy(e){return this.radius=e.radius,this.theta=e.theta,this.y=e.y,this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+n*n),this.theta=Math.atan2(e,n),this.y=t,this}clone(){return(new this.constructor).copy(this)}}class qp{constructor(e,t,n,r){qp.prototype.isMatrix2=!0,this.elements=[1,0,0,1],void 0!==e&&this.set(e,t,n,r)}identity(){return this.set(1,0,0,1),this}fromArray(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let n=0;n<4;n++)this.elements[n]=e[n+t];return this}set(e,t,n,r){const i=this.elements;return i[0]=e,i[2]=t,i[1]=n,i[3]=r,this}}const Kp=new sa;class Qp{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new sa(1/0,1/0),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new sa(-1/0,-1/0);this.isBox2=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=Kp.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}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=1/0,this.max.x=this.max.y=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y}getCenter(e){return this.isEmpty()?e.set(0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(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}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,Kp).distanceTo(e)}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}}const Zp=new Ua,$p=new Ua;class ef{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua;this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Zp.subVectors(e,this.start),$p.subVectors(this.end,this.start);const n=$p.dot($p);let r=$p.dot(Zp)/n;return t&&(r=ta(r,0,1)),r}closestPointToPoint(e,t,n){const r=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(r).add(this.start)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}}const tf=new Ua;class nf extends Go{constructor(e,t){super(),this.light=e,this.matrixAutoUpdate=!1,this.color=t,this.type="SpotLightHelper";const n=new ks,r=[0,0,0,0,0,1,0,0,0,1,0,1,0,0,0,-1,0,1,0,0,0,0,1,1,0,0,0,0,-1,1];for(let a=0,o=1,s=32;a<s;a++,o++){const e=a/s*Math.PI*2,t=o/s*Math.PI*2;r.push(Math.cos(e),Math.sin(e),1,Math.cos(t),Math.sin(t),1)}n.setAttribute("position",new Rs(r,3));const i=new Fc({fog:!1,toneMapped:!1});this.cone=new Jc(n,i),this.add(this.cone),this.update()}dispose(){this.cone.geometry.dispose(),this.cone.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),this.parent?(this.parent.updateWorldMatrix(!0),this.matrix.copy(this.parent.matrixWorld).invert().multiply(this.light.matrixWorld)):this.matrix.copy(this.light.matrixWorld),this.matrixWorld.copy(this.light.matrixWorld);const e=this.light.distance?this.light.distance:1e3,t=e*Math.tan(this.light.angle);this.cone.scale.set(t,t,e),tf.setFromMatrixPosition(this.light.target.matrixWorld),this.cone.lookAt(tf),void 0!==this.color?this.cone.material.color.set(this.color):this.cone.material.color.copy(this.light.color)}}const rf=new Ua,af=new mo,of=new mo;class sf extends Jc{constructor(e){const t=lf(e),n=new ks,r=[],i=[],a=new ss(0,0,1),o=new ss(0,1,0);for(let s=0;s<t.length;s++){const e=t[s];e.parent&&e.parent.isBone&&(r.push(0,0,0),r.push(0,0,0),i.push(a.r,a.g,a.b),i.push(o.r,o.g,o.b))}n.setAttribute("position",new Rs(r,3)),n.setAttribute("color",new Rs(i,3));super(n,new Fc({vertexColors:!0,depthTest:!1,depthWrite:!1,toneMapped:!1,transparent:!0})),this.isSkeletonHelper=!0,this.type="SkeletonHelper",this.root=e,this.bones=t,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1}updateMatrixWorld(e){const t=this.bones,n=this.geometry,r=n.getAttribute("position");of.copy(this.root.matrixWorld).invert();for(let i=0,a=0;i<t.length;i++){const e=t[i];e.parent&&e.parent.isBone&&(af.multiplyMatrices(of,e.matrixWorld),rf.setFromMatrixPosition(af),r.setXYZ(a,rf.x,rf.y,rf.z),af.multiplyMatrices(of,e.parent.matrixWorld),rf.setFromMatrixPosition(af),r.setXYZ(a+1,rf.x,rf.y,rf.z),a+=2)}n.getAttribute("position").needsUpdate=!0,super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose()}}function lf(e){const t=[];!0===e.isBone&&t.push(e);for(let n=0;n<e.children.length;n++)t.push(...lf(e.children[n]));return t}class cf extends qs{constructor(e,t,n){super(new Th(t,4,2),new hs({wireframe:!0,fog:!1,toneMapped:!1})),this.light=e,this.color=n,this.type="PointLightHelper",this.matrix=this.light.matrixWorld,this.matrixAutoUpdate=!1,this.update()}dispose(){this.geometry.dispose(),this.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),void 0!==this.color?this.material.color.set(this.color):this.material.color.copy(this.light.color)}}const uf=new Ua,hf=new ss,df=new ss;class pf extends Go{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="HemisphereLightHelper";const r=new Ah(t);r.rotateY(.5*Math.PI),this.material=new hs({wireframe:!0,fog:!1,toneMapped:!1}),void 0===this.color&&(this.material.vertexColors=!0);const i=r.getAttribute("position"),a=new Float32Array(3*i.count);r.setAttribute("color",new _s(a,3)),this.add(new qs(r,this.material)),this.update()}dispose(){this.children[0].geometry.dispose(),this.children[0].material.dispose()}update(){const e=this.children[0];if(void 0!==this.color)this.material.color.set(this.color);else{const t=e.geometry.getAttribute("color");hf.copy(this.light.color),df.copy(this.light.groundColor);for(let e=0,n=t.count;e<n;e++){const r=e<n/2?hf:df;t.setXYZ(e,r.r,r.g,r.b)}t.needsUpdate=!0}this.light.updateWorldMatrix(!0,!1),e.lookAt(uf.setFromMatrixPosition(this.light.matrixWorld).negate())}}class ff extends Jc{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:10,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:10,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:4473924,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:8947848;n=new ss(n),r=new ss(r);const i=t/2,a=e/t,o=e/2,s=[],l=[];for(let u=0,h=0,d=-o;u<=t;u++,d+=a){s.push(-o,0,d,o,0,d),s.push(d,0,-o,d,0,o);const e=u===i?n:r;e.toArray(l,h),h+=3,e.toArray(l,h),h+=3,e.toArray(l,h),h+=3,e.toArray(l,h),h+=3}const c=new ks;c.setAttribute("position",new Rs(s,3)),c.setAttribute("color",new Rs(l,3));super(c,new Fc({vertexColors:!0,toneMapped:!1})),this.type="GridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}class mf extends Jc{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:10,t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:16,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:8,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:64,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:4473924,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:8947848;i=new ss(i),a=new ss(a);const o=[],s=[];if(t>1)for(let c=0;c<t;c++){const n=c/t*(2*Math.PI),r=Math.sin(n)*e,l=Math.cos(n)*e;o.push(0,0,0),o.push(r,0,l);const u=1&c?i:a;s.push(u.r,u.g,u.b),s.push(u.r,u.g,u.b)}for(let c=0;c<n;c++){const t=1&c?i:a,l=e-e/n*c;for(let e=0;e<r;e++){let n=e/r*(2*Math.PI),i=Math.sin(n)*l,a=Math.cos(n)*l;o.push(i,0,a),s.push(t.r,t.g,t.b),n=(e+1)/r*(2*Math.PI),i=Math.sin(n)*l,a=Math.cos(n)*l,o.push(i,0,a),s.push(t.r,t.g,t.b)}}const l=new ks;l.setAttribute("position",new Rs(o,3)),l.setAttribute("color",new Rs(s,3));super(l,new Fc({vertexColors:!0,toneMapped:!1})),this.type="PolarGridHelper"}dispose(){this.geometry.dispose(),this.material.dispose()}}const gf=new Ua,vf=new Ua,yf=new Ua;class bf extends Go{constructor(e,t,n){super(),this.light=e,this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.color=n,this.type="DirectionalLightHelper",void 0===t&&(t=1);let r=new ks;r.setAttribute("position",new Rs([-t,t,0,t,t,0,t,-t,0,-t,-t,0,-t,t,0],3));const i=new Fc({fog:!1,toneMapped:!1});this.lightPlane=new Vc(r,i),this.add(this.lightPlane),r=new ks,r.setAttribute("position",new Rs([0,0,0,0,0,1],3)),this.targetLine=new Vc(r,i),this.add(this.targetLine),this.update()}dispose(){this.lightPlane.geometry.dispose(),this.lightPlane.material.dispose(),this.targetLine.geometry.dispose(),this.targetLine.material.dispose()}update(){this.light.updateWorldMatrix(!0,!1),this.light.target.updateWorldMatrix(!0,!1),gf.setFromMatrixPosition(this.light.matrixWorld),vf.setFromMatrixPosition(this.light.target.matrixWorld),yf.subVectors(vf,gf),this.lightPlane.lookAt(vf),void 0!==this.color?(this.lightPlane.material.color.set(this.color),this.targetLine.material.color.set(this.color)):(this.lightPlane.material.color.copy(this.light.color),this.targetLine.material.color.copy(this.light.color)),this.targetLine.lookAt(vf),this.targetLine.scale.z=yf.length()}}const _f=new Ua,xf=new rl;class Sf extends Jc{constructor(e){const t=new ks,n=new Fc({color:16777215,vertexColors:!0,toneMapped:!1}),r=[],i=[],a={};function o(e,t){s(e),s(t)}function s(e){r.push(0,0,0),i.push(0,0,0),void 0===a[e]&&(a[e]=[]),a[e].push(r.length/3-1)}o("n1","n2"),o("n2","n4"),o("n4","n3"),o("n3","n1"),o("f1","f2"),o("f2","f4"),o("f4","f3"),o("f3","f1"),o("n1","f1"),o("n2","f2"),o("n3","f3"),o("n4","f4"),o("p","n1"),o("p","n2"),o("p","n3"),o("p","n4"),o("u1","u2"),o("u2","u3"),o("u3","u1"),o("c","t"),o("p","c"),o("cn1","cn2"),o("cn3","cn4"),o("cf1","cf2"),o("cf3","cf4"),t.setAttribute("position",new Rs(r,3)),t.setAttribute("color",new Rs(i,3)),super(t,n),this.type="CameraHelper",this.camera=e,this.camera.updateProjectionMatrix&&this.camera.updateProjectionMatrix(),this.matrix=e.matrixWorld,this.matrixAutoUpdate=!1,this.pointMap=a,this.update();const l=new ss(16755200),c=new ss(16711680),u=new ss(43775),h=new ss(16777215),d=new ss(3355443);this.setColors(l,c,u,h,d)}setColors(e,t,n,r,i){const a=this.geometry.getAttribute("color");a.setXYZ(0,e.r,e.g,e.b),a.setXYZ(1,e.r,e.g,e.b),a.setXYZ(2,e.r,e.g,e.b),a.setXYZ(3,e.r,e.g,e.b),a.setXYZ(4,e.r,e.g,e.b),a.setXYZ(5,e.r,e.g,e.b),a.setXYZ(6,e.r,e.g,e.b),a.setXYZ(7,e.r,e.g,e.b),a.setXYZ(8,e.r,e.g,e.b),a.setXYZ(9,e.r,e.g,e.b),a.setXYZ(10,e.r,e.g,e.b),a.setXYZ(11,e.r,e.g,e.b),a.setXYZ(12,e.r,e.g,e.b),a.setXYZ(13,e.r,e.g,e.b),a.setXYZ(14,e.r,e.g,e.b),a.setXYZ(15,e.r,e.g,e.b),a.setXYZ(16,e.r,e.g,e.b),a.setXYZ(17,e.r,e.g,e.b),a.setXYZ(18,e.r,e.g,e.b),a.setXYZ(19,e.r,e.g,e.b),a.setXYZ(20,e.r,e.g,e.b),a.setXYZ(21,e.r,e.g,e.b),a.setXYZ(22,e.r,e.g,e.b),a.setXYZ(23,e.r,e.g,e.b),a.setXYZ(24,t.r,t.g,t.b),a.setXYZ(25,t.r,t.g,t.b),a.setXYZ(26,t.r,t.g,t.b),a.setXYZ(27,t.r,t.g,t.b),a.setXYZ(28,t.r,t.g,t.b),a.setXYZ(29,t.r,t.g,t.b),a.setXYZ(30,t.r,t.g,t.b),a.setXYZ(31,t.r,t.g,t.b),a.setXYZ(32,n.r,n.g,n.b),a.setXYZ(33,n.r,n.g,n.b),a.setXYZ(34,n.r,n.g,n.b),a.setXYZ(35,n.r,n.g,n.b),a.setXYZ(36,n.r,n.g,n.b),a.setXYZ(37,n.r,n.g,n.b),a.setXYZ(38,r.r,r.g,r.b),a.setXYZ(39,r.r,r.g,r.b),a.setXYZ(40,i.r,i.g,i.b),a.setXYZ(41,i.r,i.g,i.b),a.setXYZ(42,i.r,i.g,i.b),a.setXYZ(43,i.r,i.g,i.b),a.setXYZ(44,i.r,i.g,i.b),a.setXYZ(45,i.r,i.g,i.b),a.setXYZ(46,i.r,i.g,i.b),a.setXYZ(47,i.r,i.g,i.b),a.setXYZ(48,i.r,i.g,i.b),a.setXYZ(49,i.r,i.g,i.b),a.needsUpdate=!0}update(){const e=this.geometry,t=this.pointMap;xf.projectionMatrixInverse.copy(this.camera.projectionMatrixInverse);const n=this.camera.coordinateSystem===Xi?-1:0;wf("c",t,e,xf,0,0,n),wf("t",t,e,xf,0,0,1),wf("n1",t,e,xf,-1,-1,n),wf("n2",t,e,xf,1,-1,n),wf("n3",t,e,xf,-1,1,n),wf("n4",t,e,xf,1,1,n),wf("f1",t,e,xf,-1,-1,1),wf("f2",t,e,xf,1,-1,1),wf("f3",t,e,xf,-1,1,1),wf("f4",t,e,xf,1,1,1),wf("u1",t,e,xf,.7,1.1,n),wf("u2",t,e,xf,-.7,1.1,n),wf("u3",t,e,xf,0,2,n),wf("cf1",t,e,xf,-1,0,1),wf("cf2",t,e,xf,1,0,1),wf("cf3",t,e,xf,0,-1,1),wf("cf4",t,e,xf,0,1,1),wf("cn1",t,e,xf,-1,0,n),wf("cn2",t,e,xf,1,0,n),wf("cn3",t,e,xf,0,-1,n),wf("cn4",t,e,xf,0,1,n),e.getAttribute("position").needsUpdate=!0}dispose(){this.geometry.dispose(),this.material.dispose()}}function wf(e,t,n,r,i,a,o){_f.set(i,a,o).unproject(r);const s=t[e];if(void 0!==s){const e=n.getAttribute("position");for(let t=0,n=s.length;t<n;t++)e.setXYZ(s[t],_f.x,_f.y,_f.z)}}const Af=new Ha;class Mf extends Jc{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:16776960;const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=new Float32Array(24),i=new ks;i.setIndex(new _s(n,1)),i.setAttribute("position",new _s(r,3)),super(i,new Fc({color:t,toneMapped:!1})),this.object=e,this.type="BoxHelper",this.matrixAutoUpdate=!1,this.update()}update(){if(void 0!==this.object&&Af.setFromObject(this.object),Af.isEmpty())return;const e=Af.min,t=Af.max,n=this.geometry.attributes.position,r=n.array;r[0]=t.x,r[1]=t.y,r[2]=t.z,r[3]=e.x,r[4]=t.y,r[5]=t.z,r[6]=e.x,r[7]=e.y,r[8]=t.z,r[9]=t.x,r[10]=e.y,r[11]=t.z,r[12]=t.x,r[13]=t.y,r[14]=e.z,r[15]=e.x,r[16]=t.y,r[17]=e.z,r[18]=e.x,r[19]=e.y,r[20]=e.z,r[21]=t.x,r[22]=e.y,r[23]=e.z,n.needsUpdate=!0,this.geometry.computeBoundingSphere()}setFromObject(e){return this.object=e,this.update(),this}copy(e,t){return super.copy(e,t),this.object=e.object,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class Ef extends Jc{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:16776960;const n=new Uint16Array([0,1,1,2,2,3,3,0,4,5,5,6,6,7,7,4,0,4,1,5,2,6,3,7]),r=new ks;r.setIndex(new _s(n,1)),r.setAttribute("position",new Rs([1,1,1,-1,1,1,-1,-1,1,1,-1,1,1,1,-1,-1,1,-1,-1,-1,-1,1,-1,-1],3)),super(r,new Fc({color:t,toneMapped:!1})),this.box=e,this.type="Box3Helper",this.geometry.computeBoundingSphere()}updateMatrixWorld(e){const t=this.box;t.isEmpty()||(t.getCenter(this.position),t.getSize(this.scale),this.scale.multiplyScalar(.5),super.updateMatrixWorld(e))}dispose(){this.geometry.dispose(),this.material.dispose()}}class Cf extends Vc{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:1;const n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:16776960,r=new ks;r.setAttribute("position",new Rs([1,-1,0,-1,1,0,-1,-1,0,1,1,0,-1,1,0,-1,-1,0,1,-1,0,1,1,0],3)),r.computeBoundingSphere(),super(r,new Fc({color:n,toneMapped:!1})),this.type="PlaneHelper",this.plane=e,this.size=t;const i=new ks;i.setAttribute("position",new Rs([1,1,0,-1,1,0,-1,-1,0,1,1,0,-1,-1,0,1,-1,0],3)),i.computeBoundingSphere(),this.add(new qs(i,new hs({color:n,opacity:.2,transparent:!0,depthWrite:!1,toneMapped:!1})))}updateMatrixWorld(e){this.position.set(0,0,0),this.scale.set(.5*this.size,.5*this.size,1),this.lookAt(this.plane.normal),this.translateZ(-this.plane.constant),super.updateMatrixWorld(e)}dispose(){this.geometry.dispose(),this.material.dispose(),this.children[0].geometry.dispose(),this.children[0].material.dispose()}}const Tf=new Ua;let Rf,Pf;class Bf extends Go{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:new Ua(0,0,1),t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new Ua(0,0,0),n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:16776960,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:.2*n,a=arguments.length>5&&void 0!==arguments[5]?arguments[5]:.2*i;super(),this.type="ArrowHelper",void 0===Rf&&(Rf=new ks,Rf.setAttribute("position",new Rs([0,0,0,0,1,0],3)),Pf=new Fu(0,.5,1,5,1),Pf.translate(0,-.5,0)),this.position.copy(t),this.line=new Vc(Rf,new Fc({color:r,toneMapped:!1})),this.line.matrixAutoUpdate=!1,this.add(this.line),this.cone=new qs(Pf,new hs({color:r,toneMapped:!1})),this.cone.matrixAutoUpdate=!1,this.add(this.cone),this.setDirection(e),this.setLength(n,i,a)}setDirection(e){if(e.y>.99999)this.quaternion.set(0,0,0,1);else if(e.y<-.99999)this.quaternion.set(1,0,0,0);else{Tf.set(e.z,0,-e.x).normalize();const t=Math.acos(e.y);this.quaternion.setFromAxisAngle(Tf,t)}}setLength(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.2*e,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.2*t;this.line.scale.set(1,Math.max(1e-4,e-t),1),this.line.updateMatrix(),this.cone.scale.set(n,t,n),this.cone.position.y=e,this.cone.updateMatrix()}setColor(e){this.line.material.color.set(e),this.cone.material.color.set(e)}copy(e){return super.copy(e,!1),this.line.copy(e.line),this.cone.copy(e.cone),this}dispose(){this.line.geometry.dispose(),this.line.material.dispose(),this.cone.geometry.dispose(),this.cone.material.dispose()}}class If extends Jc{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:1;const t=[0,0,0,e,0,0,0,0,0,0,e,0,0,0,0,0,0,e],n=new ks;n.setAttribute("position",new Rs(t,3)),n.setAttribute("color",new Rs([1,0,0,1,.6,0,0,1,0,.6,1,0,0,0,1,0,.6,1],3));super(n,new Fc({vertexColors:!0,toneMapped:!1})),this.type="AxesHelper"}setColors(e,t,n){const r=new ss,i=this.geometry.attributes.color.array;return r.set(e),r.toArray(i,0),r.toArray(i,3),r.set(t),r.toArray(i,6),r.toArray(i,9),r.set(n),r.toArray(i,12),r.toArray(i,15),this.geometry.attributes.color.needsUpdate=!0,this}dispose(){this.geometry.dispose(),this.material.dispose()}}class Lf{constructor(){this.type="ShapePath",this.color=new ss,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new Bu,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,r){return this.currentPath.quadraticCurveTo(e,t,n,r),this}bezierCurveTo(e,t,n,r,i,a){return this.currentPath.bezierCurveTo(e,t,n,r,i,a),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const n=t.length;let r=!1;for(let i=n-1,a=0;a<n;i=a++){let n=t[i],o=t[a],s=o.x-n.x,l=o.y-n.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(n=t[a],s=-s,o=t[i],l=-l),e.y<n.y||e.y>o.y)continue;if(e.y===n.y){if(e.x===n.x)return!0}else{const t=l*(e.x-n.x)-s*(e.y-n.y);if(0===t)return!0;if(t<0)continue;r=!r}}else{if(e.y!==n.y)continue;if(o.x<=e.x&&e.x<=n.x||n.x<=e.x&&e.x<=o.x)return!0}}return r}const n=yh.isClockWise,r=this.subPaths;if(0===r.length)return[];let i,a,o;const s=[];if(1===r.length)return a=r[0],o=new ju,o.curves=a.curves,s.push(o),s;let l=!n(r[0].getPoints());l=e?!l:l;const c=[],u=[];let h,d,p=[],f=0;u[f]=void 0,p[f]=[];for(let m=0,g=r.length;m<g;m++)a=r[m],h=a.getPoints(),i=n(h),i=e?!i:i,i?(!l&&u[f]&&f++,u[f]={s:new ju,p:h},u[f].s.curves=a.curves,l&&f++,p[f]=[]):p[f].push({h:a,p:h[0]});if(!u[0])return function(e){const t=[];for(let n=0,r=e.length;n<r;n++){const r=e[n],i=new ju;i.curves=r.curves,t.push(i)}return t}(r);if(u.length>1){let e=!1,n=0;for(let t=0,r=u.length;t<r;t++)c[t]=[];for(let r=0,i=u.length;r<i;r++){const i=p[r];for(let a=0;a<i.length;a++){const o=i[a];let s=!0;for(let i=0;i<u.length;i++)t(o.p,u[i].p)&&(r!==i&&n++,s?(s=!1,c[i].push(o)):e=!0);s&&c[r].push(o)}}n>0&&!1===e&&(p=c)}for(let m=0,g=u.length;m<g;m++){o=u[m].s,s.push(o),d=p[m];for(let e=0,t=d.length;e<t;e++)o.holes.push(d[e].h)}return s}}class Df extends qi{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;super(),this.object=e,this.domElement=t,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(e){void 0!==e?(null!==this.domElement&&this.disconnect(),this.domElement=e):console.warn("THREE.Controls: connect() now requires an element.")}disconnect(){}dispose(){}update(){}}function Ff(e,t,n,r){const i=function(e){switch(e){case kn:case Un:return{byteLength:1,components:1};case zn:case On:case jn:return{byteLength:2,components:1};case Wn:case Xn:return{byteLength:2,components:4};case Gn:case Hn:case Vn:return{byteLength:4,components:1};case Yn:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${e}.`)}(r);switch(n){case qn:case Zn:return e*t;case $n:return e*t*2;case nr:case rr:return e*t/i.components*i.byteLength;case ir:case ar:return e*t*2/i.components*i.byteLength;case Kn:return e*t*3/i.components*i.byteLength;case Qn:case sr:return e*t*4/i.components*i.byteLength;case lr:case cr:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*8;case ur:case hr:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*16;case pr:case mr:return Math.max(e,16)*Math.max(t,8)/4;case dr:case fr:return Math.max(e,8)*Math.max(t,8)/2;case gr:case vr:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*8;case yr:case br:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*16;case _r:return Math.floor((e+4)/5)*Math.floor((t+3)/4)*16;case xr:return Math.floor((e+4)/5)*Math.floor((t+4)/5)*16;case Sr:return Math.floor((e+5)/6)*Math.floor((t+4)/5)*16;case wr:return Math.floor((e+5)/6)*Math.floor((t+5)/6)*16;case Ar:return Math.floor((e+7)/8)*Math.floor((t+4)/5)*16;case Mr:return Math.floor((e+7)/8)*Math.floor((t+5)/6)*16;case Er:return Math.floor((e+7)/8)*Math.floor((t+7)/8)*16;case Cr:return Math.floor((e+9)/10)*Math.floor((t+4)/5)*16;case Tr:return Math.floor((e+9)/10)*Math.floor((t+5)/6)*16;case Rr:return Math.floor((e+9)/10)*Math.floor((t+7)/8)*16;case Pr:return Math.floor((e+9)/10)*Math.floor((t+9)/10)*16;case Br:return Math.floor((e+11)/12)*Math.floor((t+9)/10)*16;case Ir:return Math.floor((e+11)/12)*Math.floor((t+11)/12)*16;case Lr:case Dr:case Fr:return Math.ceil(e/4)*Math.ceil(t/4)*16;case Nr:case kr:return Math.ceil(e/4)*Math.ceil(t/4)*8;case Ur:case Or:return Math.ceil(e/4)*Math.ceil(t/4)*16}throw new Error(`Unable to determine texture byte length for ${n} format.`)}class Nf{static contain(e,t){return function(e,t){const n=e.image&&e.image.width?e.image.width/e.image.height:1;return n>t?(e.repeat.x=1,e.repeat.y=n/t,e.offset.x=0,e.offset.y=(1-e.repeat.y)/2):(e.repeat.x=t/n,e.repeat.y=1,e.offset.x=(1-e.repeat.x)/2,e.offset.y=0),e}(e,t)}static cover(e,t){return function(e,t){const n=e.image&&e.image.width?e.image.width/e.image.height:1;return n>t?(e.repeat.x=t/n,e.repeat.y=1,e.offset.x=(1-e.repeat.x)/2,e.offset.y=0):(e.repeat.x=1,e.repeat.y=n/t,e.offset.x=0,e.offset.y=(1-e.repeat.y)/2),e}(e,t)}static fill(e){return function(e){return e.repeat.x=1,e.repeat.y=1,e.offset.x=0,e.offset.y=0,e}(e)}static getByteLength(e,t,n,r){return Ff(e,t,n,r)}}function kf(){let e=null,t=!1,n=null,r=null;function i(t,a){n(t,a),r=e.requestAnimationFrame(i)}return{start:function(){!0!==t&&null!==n&&(r=e.requestAnimationFrame(i),t=!0)},stop:function(){e.cancelAnimationFrame(r),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function Uf(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const r=t.get(n);r&&(e.deleteBuffer(r.buffer),t.delete(n))},update:function(n,r){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.version<n.version)&&t.set(n,{buffer:n.buffer,type:n.type,bytesPerElement:n.elementSize,version:n.version}))}const i=t.get(n);if(void 0===i)t.set(n,function(t,n){const r=t.array,i=t.usage,a=r.byteLength,o=e.createBuffer();let s;if(e.bindBuffer(n,o),e.bufferData(n,r,i),t.onUploadCallback(),r instanceof Float32Array)s=e.FLOAT;else if(r instanceof Uint16Array)s=t.isFloat16BufferAttribute?e.HALF_FLOAT:e.UNSIGNED_SHORT;else if(r instanceof Int16Array)s=e.SHORT;else if(r instanceof Uint32Array)s=e.UNSIGNED_INT;else if(r instanceof Int32Array)s=e.INT;else if(r instanceof Int8Array)s=e.BYTE;else if(r instanceof Uint8Array)s=e.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);s=e.UNSIGNED_BYTE}return{buffer:o,type:s,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version,size:a}}(n,r));else if(i.version<n.version){if(i.size!==n.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.");!function(t,n,r){const i=n.array,a=n.updateRanges;if(e.bindBuffer(r,t),0===a.length)e.bufferSubData(r,0,i);else{a.sort(((e,t)=>e.start-t.start));let t=0;for(let e=1;e<a.length;e++){const n=a[t],r=a[e];r.start<=n.start+n.count+1?n.count=Math.max(n.count,r.start+r.count-n.start):(++t,a[t]=r)}a.length=t+1;for(let n=0,o=a.length;n<o;n++){const t=a[n];e.bufferSubData(r,t.start*i.BYTES_PER_ELEMENT,i,t.start,t.count)}n.clearUpdateRanges()}n.onUploadCallback()}(i.buffer,n,r),i.version=n.version}}}}"undefined"!==typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:ut}})),"undefined"!==typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=ut);const Of={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",batching_pars_vertex:"#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec3 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 ).rgb;\n\t}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#elif defined( USE_COLOR )\n\tdiffuseColor.rgb *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR )\n\tvarying vec3 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec3 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR_ALPHA )\n\tvColor = vec4( 1.0 );\n#elif defined( USE_COLOR ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec3( 1.0 );\n#endif\n#ifdef USE_COLOR\n\tvColor *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.xyz *= instanceColor.xyz;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvec3 batchingColor = getBatchingColor( getIndirectIndex( gl_DrawID ) );\n\tvColor.xyz *= batchingColor.xyz;\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nmat3 transposeMat3( const in mat3 m ) {\n\tmat3 tmp;\n\ttmp[ 0 ] = vec3( m[ 0 ].x, m[ 1 ].x, m[ 2 ].x );\n\ttmp[ 1 ] = vec3( m[ 0 ].y, m[ 1 ].y, m[ 2 ].y );\n\ttmp[ 2 ] = vec3( m[ 0 ].z, m[ 1 ].z, m[ 2 ].z );\n\treturn tmp;\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t#else\n\t\tvec4 envColor = vec4( 0.0 );\n\t#endif\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\t\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, roughness * roughness) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid 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 ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid 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 ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid 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 ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid 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 ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid 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 ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"struct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tfloat roughness;\n\tvec3 specularColor;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat 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 ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn saturate(v);\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColor;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transposeMat3( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat a = roughness < 0.25 ? -339.2 * r2 + 161.4 * roughness - 25.9 : -8.48 * r2 + 14.3 * roughness - 9.95;\n\tfloat b = roughness < 0.25 ? 44.0 * r2 - 23.7 * roughness + 3.26 : 1.97 * r2 - 3.27 * roughness + 0.72;\n\tfloat DG = exp( a * dotNV + b ) + ( roughness < 0.25 ? 0.0 : 0.1 * ( roughness - 0.25 ) );\n\treturn saturate( DG * RECIPROCAL_PI );\n}\nvec2 DFGApprox( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tconst vec4 c0 = vec4( - 1, - 0.0275, - 0.572, 0.022 );\n\tconst vec4 c1 = vec4( 1, 0.0425, 1.04, - 0.04 );\n\tvec4 r = roughness * c0 + c1;\n\tfloat a004 = min( r.x * r.x, exp2( - 9.28 * dotNV ) ) * r.x + r.y;\n\tvec2 fab = vec2( - 1.04, 1.04 ) * a004 + r.zw;\n\treturn fab;\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid 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 ) {\n#else\nvoid 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 ) {\n#endif\n\tvec2 fab = DFGApprox( normal, viewDir, roughness );\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid 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 ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColor * t2.x + ( vec3( 1.0 ) - material.specularColor ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseColor * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n\t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid 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 ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid 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) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t#endif\n\tvec3 singleScattering = vec3( 0.0 );\n\tvec3 multiScattering = vec3( 0.0 );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnel, material.roughness, singleScattering, multiScattering );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScattering, multiScattering );\n\t#endif\n\tvec3 totalScattering = singleScattering + multiScattering;\n\tvec3 diffuse = material.diffuseColor * ( 1.0 - max( max( totalScattering.r, totalScattering.g ), totalScattering.b ) );\n\treflectedLight.indirectSpecular += radiance * singleScattering;\n\treflectedLight.indirectSpecular += multiScattering * cosineWeightedIrradiance;\n\treflectedLight.indirectDiffuse += diffuse * cosineWeightedIrradiance;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnel = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGDEPTHBUF )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGDEPTHBUF\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn depth * ( near - far ) - near;\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\treturn ( near * far ) / ( ( far - near ) * depth - far );\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform sampler2D pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\tfloat texture2DCompare( sampler2D depths, vec2 uv, float compare ) {\n\t\treturn step( compare, unpackRGBAToDepth( texture2D( depths, uv ) ) );\n\t}\n\tvec2 texture2DDistribution( sampler2D shadow, vec2 uv ) {\n\t\treturn unpackRGBATo2Half( texture2D( shadow, uv ) );\n\t}\n\tfloat VSMShadow (sampler2D shadow, vec2 uv, float compare ){\n\t\tfloat occlusion = 1.0;\n\t\tvec2 distribution = texture2DDistribution( shadow, uv );\n\t\tfloat hard_shadow = step( compare , distribution.x );\n\t\tif (hard_shadow != 1.0 ) {\n\t\t\tfloat distance = compare - distribution.x ;\n\t\t\tfloat variance = max( 0.00000, distribution.y * distribution.y );\n\t\t\tfloat softness_probability = variance / (variance + distance * distance );\t\t\tsoftness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 );\t\t\tocclusion = clamp( max( hard_shadow, softness_probability ), 0.0, 1.0 );\n\t\t}\n\t\treturn occlusion;\n\t}\n\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\tfloat shadow = 1.0;\n\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\tshadowCoord.z += shadowBias;\n\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\tif ( frustumTest ) {\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx0 = - texelSize.x * shadowRadius;\n\t\t\tfloat dy0 = - texelSize.y * shadowRadius;\n\t\t\tfloat dx1 = + texelSize.x * shadowRadius;\n\t\t\tfloat dy1 = + texelSize.y * shadowRadius;\n\t\t\tfloat dx2 = dx0 / 2.0;\n\t\t\tfloat dy2 = dy0 / 2.0;\n\t\t\tfloat dx3 = dx1 / 2.0;\n\t\t\tfloat dy3 = dy1 / 2.0;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy2 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx2, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx3, dy3 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( 0.0, dy1 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, shadowCoord.xy + vec2( dx1, dy1 ), shadowCoord.z )\n\t\t\t) * ( 1.0 / 17.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\tfloat dx = texelSize.x;\n\t\t\tfloat dy = texelSize.y;\n\t\t\tvec2 uv = shadowCoord.xy;\n\t\t\tvec2 f = fract( uv * shadowMapSize + 0.5 );\n\t\t\tuv -= f * texelSize;\n\t\t\tshadow = (\n\t\t\t\ttexture2DCompare( shadowMap, uv, shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( dx, 0.0 ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + vec2( 0.0, dy ), shadowCoord.z ) +\n\t\t\t\ttexture2DCompare( shadowMap, uv + texelSize, shadowCoord.z ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 0.0 ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( -dx, dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, dy ), shadowCoord.z ),\n\t\t\t\t\t f.x ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( 0.0, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( 0.0, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( texture2DCompare( shadowMap, uv + vec2( dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t texture2DCompare( shadowMap, uv + vec2( dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t f.y ) +\n\t\t\t\tmix( mix( texture2DCompare( shadowMap, uv + vec2( -dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, -dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t mix( texture2DCompare( shadowMap, uv + vec2( -dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  texture2DCompare( shadowMap, uv + vec2( 2.0 * dx, 2.0 * dy ), shadowCoord.z ),\n\t\t\t\t\t\t  f.x ),\n\t\t\t\t\t f.y )\n\t\t\t) * ( 1.0 / 9.0 );\n\t\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\t\tshadow = VSMShadow( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#else\n\t\t\tshadow = texture2DCompare( shadowMap, shadowCoord.xy, shadowCoord.z );\n\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\tvec2 cubeToUV( vec3 v, float texelSizeY ) {\n\t\tvec3 absV = abs( v );\n\t\tfloat scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n\t\tabsV *= scaleToCube;\n\t\tv *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\t\tvec2 planar = v.xy;\n\t\tfloat almostATexel = 1.5 * texelSizeY;\n\t\tfloat almostOne = 1.0 - almostATexel;\n\t\tif ( absV.z >= almostOne ) {\n\t\t\tif ( v.z > 0.0 )\n\t\t\t\tplanar.x = 4.0 - v.x;\n\t\t} else if ( absV.x >= almostOne ) {\n\t\t\tfloat signX = sign( v.x );\n\t\t\tplanar.x = v.z * signX + 2.0 * signX;\n\t\t} else if ( absV.y >= almostOne ) {\n\t\t\tfloat signY = sign( v.y );\n\t\t\tplanar.x = v.x + 2.0 * signY + 2.0;\n\t\t\tplanar.y = v.z * signY - 2.0;\n\t\t}\n\t\treturn vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\t}\n\tfloat getPointShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\t\n\t\tfloat lightToPositionLength = length( lightToPosition );\n\t\tif ( lightToPositionLength - shadowCameraFar <= 0.0 && lightToPositionLength - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( lightToPositionLength - shadowCameraNear ) / ( shadowCameraFar - shadowCameraNear );\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tvec2 texelSize = vec2( 1.0 ) / ( shadowMapSize * vec2( 4.0, 2.0 ) );\n\t\t\t#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT ) || defined( SHADOWMAP_TYPE_VSM )\n\t\t\t\tvec2 offset = vec2( - 1, 1 ) * shadowRadius * texelSize.y;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yyx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxy, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.xxx, texelSize.y ), dp ) +\n\t\t\t\t\ttexture2DCompare( shadowMap, cubeToUV( bd3D + offset.yxx, texelSize.y ), dp )\n\t\t\t\t) * ( 1.0 / 9.0 );\n\t\t\t#else\n\t\t\t\tshadow = texture2DCompare( shadowMap, cubeToUV( bd3D, texelSize.y ), dp );\n\t\t\t#endif\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseColor, material.specularColor, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = 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 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[0] / vHighPrecisionZW[1] + 0.5;\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distanceRGBA_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distanceRGBA_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = packDepthToRGBA( dist );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <packing>\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( packNormalToRGB( normal ), diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor );\n\t\toutgoingLight = outgoingLight * sheenEnergyComp + sheenSpecularDirect + sheenSpecularIndirect;\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <packing>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},zf={common:{diffuse:{value:new ss(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new la},alphaMap:{value:null},alphaMapTransform:{value:new la},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new la}},envmap:{envMap:{value:null},envMapRotation:{value:new la},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new la}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new la}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new la},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new 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n=e.getParameter(e.MAX_VERTEX_ATTRIBS),r={},i=c(null);let a=i,o=!1;function s(t){return e.bindVertexArray(t)}function l(t){return e.deleteVertexArray(t)}function c(e){const t=[],r=[],i=[];for(let a=0;a<n;a++)t[a]=0,r[a]=0,i[a]=0;return{geometry:null,program:null,wireframe:!1,newAttributes:t,enabledAttributes:r,attributeDivisors:i,object:e,attributes:{},index:null}}function u(){const e=a.newAttributes;for(let t=0,n=e.length;t<n;t++)e[t]=0}function h(e){d(e,0)}function d(t,n){const r=a.newAttributes,i=a.enabledAttributes,o=a.attributeDivisors;r[t]=1,0===i[t]&&(e.enableVertexAttribArray(t),i[t]=1),o[t]!==n&&(e.vertexAttribDivisor(t,n),o[t]=n)}function p(){const t=a.newAttributes,n=a.enabledAttributes;for(let r=0,i=n.length;r<i;r++)n[r]!==t[r]&&(e.disableVertexAttribArray(r),n[r]=0)}function f(t,n,r,i,a,o,s){!0===s?e.vertexAttribIPointer(t,n,r,a,o):e.vertexAttribPointer(t,n,r,i,a,o)}function m(){g(),o=!0,a!==i&&(a=i,s(a.object))}function 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i},getMaxPrecision:a,textureFormatReadable:function(t){return t===Qn||r.convert(t)===e.getParameter(e.IMPLEMENTATION_COLOR_READ_FORMAT)},textureTypeReadable:function(n){const i=n===jn&&(t.has("EXT_color_buffer_half_float")||t.has("EXT_color_buffer_float"));return!(n!==kn&&r.convert(n)!==e.getParameter(e.IMPLEMENTATION_COLOR_READ_TYPE)&&n!==Vn&&!i)},precision:o,logarithmicDepthBuffer:l,reverseDepthBuffer:c,maxTextures:u,maxVertexTextures:h,maxTextureSize:e.getParameter(e.MAX_TEXTURE_SIZE),maxCubemapSize:e.getParameter(e.MAX_CUBE_MAP_TEXTURE_SIZE),maxAttributes:e.getParameter(e.MAX_VERTEX_ATTRIBS),maxVertexUniforms:e.getParameter(e.MAX_VERTEX_UNIFORM_VECTORS),maxVaryings:e.getParameter(e.MAX_VARYING_VECTORS),maxFragmentUniforms:e.getParameter(e.MAX_FRAGMENT_UNIFORM_VECTORS),vertexTextures:h>0,maxSamples:e.getParameter(e.MAX_SAMPLES)}}function qf(e){const t=this;let n=null,r=0,i=!1,a=!1;const o=new pc,s=new la,l={value:null,needsUpdate:!1};function c(e,n,r,i){const 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r=0;r!==t;++r)i[r]=n[r];f.clippingState=i,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=e}}}function Kf(e){let t=new WeakMap;function n(e,t){return t===xn?e.mapping=bn:t===Sn&&(e.mapping=_n),e}function r(e){const n=e.target;n.removeEventListener("dispose",r);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}return{get:function(i){if(i&&i.isTexture){const a=i.mapping;if(a===xn||a===Sn){if(t.has(i)){return n(t.get(i).texture,i.mapping)}{const a=i.image;if(a&&a.height>0){const o=new hl(a.height);return o.fromEquirectangularTexture(e,i),t.set(i,o),i.addEventListener("dispose",r),n(o.texture,i.mapping)}return null}}}return i},dispose:function(){t=new WeakMap}}}const Qf=[.125,.215,.35,.446,.526,.582],Zf=20,$f=new zd,em=new ss;let tm=null,nm=0,rm=0,im=!1;const am=(1+Math.sqrt(5))/2,om=1/am,sm=[new Ua(-am,om,0),new Ua(am,om,0),new Ua(-om,0,am),new Ua(om,0,am),new Ua(0,am,-om),new Ua(0,am,om),new Ua(-1,1,-1),new Ua(1,1,-1),new Ua(-1,1,1),new Ua(1,1,1)],lm=new Ua;class cm{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){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.1,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:100,i=arguments.length>4&&void 0!==arguments[4]?arguments[4]:{};const{size:a=256,position:o=lm}=i;tm=this._renderer.getRenderTarget(),nm=this._renderer.getActiveCubeFace(),rm=this._renderer.getActiveMipmapLevel(),im=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(a);const s=this._allocateTargets();return s.depthBuffer=!0,this._sceneToCubeUV(e,n,r,s,o),t>0&&this._blur(s,0,0,t),this._applyPMREM(s),this._cleanup(s),s}fromEquirectangular(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return this._fromTexture(e,t)}fromCubemap(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=pm(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=dm(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose()}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodPlanes.length;e++)this._lodPlanes[e].dispose()}_cleanup(e){this._renderer.setRenderTarget(tm,nm,rm),this._renderer.xr.enabled=im,e.scissorTest=!1,hm(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===bn||e.mapping===_n?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),tm=this._renderer.getRenderTarget(),nm=this._renderer.getActiveCubeFace(),rm=this._renderer.getActiveMipmapLevel(),im=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:In,minFilter:In,generateMipmaps:!1,type:jn,format:Qn,colorSpace:li,depthBuffer:!1},r=um(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=um(e,t,n);const{_lodMax:r}=this;({sizeLods:this._sizeLods,lodPlanes:this._lodPlanes,sigmas:this._sigmas}=function(e){const t=[],n=[],r=[];let i=e;const a=e-4+1+Qf.length;for(let o=0;o<a;o++){const a=Math.pow(2,i);n.push(a);let s=1/a;o>e-4?s=Qf[o-e+4-1]:0===o&&(s=0),r.push(s);const l=1/(a-2),c=-l,u=1+l,h=[c,c,u,c,u,u,c,c,u,u,c,u],d=6,p=6,f=3,m=2,g=1,v=new Float32Array(f*p*d),y=new Float32Array(m*p*d),b=new Float32Array(g*p*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,r=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];v.set(r,f*p*e),y.set(h,m*p*e);const i=[e,e,e,e,e,e];b.set(i,g*p*e)}const _=new ks;_.setAttribute("position",new _s(v,f)),_.setAttribute("uv",new _s(y,m)),_.setAttribute("faceIndex",new _s(b,g)),t.push(_),i>4&&i--}return{lodPlanes:t,sizeLods:n,sigmas:r}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(Zf),i=new Ua(0,1,0),a=new nl({name:"SphericalGaussianBlur",defines:{n:Zf,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:fm(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:At,depthTest:!1,depthWrite:!1});return a}(r,e,t)}return r}_compileMaterial(e){const t=new qs(this._lodPlanes[0],e);this._renderer.compile(t,$f)}_sceneToCubeUV(e,t,n,r,i){const a=new sl(90,1,t,n),o=[1,-1,1,1,1,1],s=[1,1,1,-1,-1,-1],l=this._renderer,c=l.autoClear,u=l.toneMapping;l.getClearColor(em),l.toneMapping=ln,l.autoClear=!1;const h=new hs({name:"PMREM.Background",side:St,depthWrite:!1,depthTest:!1}),d=new qs(new Qs,h);let p=!1;const f=e.background;f?f.isColor&&(h.color.copy(f),e.background=null,p=!0):(h.color.copy(em),p=!0);for(let m=0;m<6;m++){const t=m%3;0===t?(a.up.set(0,o[m],0),a.position.set(i.x,i.y,i.z),a.lookAt(i.x+s[m],i.y,i.z)):1===t?(a.up.set(0,0,o[m]),a.position.set(i.x,i.y,i.z),a.lookAt(i.x,i.y+s[m],i.z)):(a.up.set(0,o[m],0),a.position.set(i.x,i.y,i.z),a.lookAt(i.x,i.y,i.z+s[m]));const n=this._cubeSize;hm(r,t*n,m>2?n:0,n,n),l.setRenderTarget(r),p&&l.render(d,a),l.render(e,a)}d.geometry.dispose(),d.material.dispose(),l.toneMapping=u,l.autoClear=c,e.background=f}_textureToCubeUV(e,t){const n=this._renderer,r=e.mapping===bn||e.mapping===_n;r?(null===this._cubemapMaterial&&(this._cubemapMaterial=pm()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=dm());const i=r?this._cubemapMaterial:this._equirectMaterial,a=new qs(this._lodPlanes[0],i);i.uniforms.envMap.value=e;const o=this._cubeSize;hm(t,0,0,3*o,2*o),n.setRenderTarget(t),n.render(a,$f)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const r=this._lodPlanes.length;for(let i=1;i<r;i++){const t=Math.sqrt(this._sigmas[i]*this._sigmas[i]-this._sigmas[i-1]*this._sigmas[i-1]),n=sm[(r-i-1)%sm.length];this._blur(e,i-1,i,t,n)}t.autoClear=n}_blur(e,t,n,r,i){const a=this._pingPongRenderTarget;this._halfBlur(e,a,t,n,r,"latitudinal",i),this._halfBlur(a,e,n,n,r,"longitudinal",i)}_halfBlur(e,t,n,r,i,a,o){const s=this._renderer,l=this._blurMaterial;"latitudinal"!==a&&"longitudinal"!==a&&console.error("blur direction must be either latitudinal or longitudinal!");const c=new qs(this._lodPlanes[r],l),u=l.uniforms,h=this._sizeLods[n]-1,d=isFinite(i)?Math.PI/(2*h):2*Math.PI/39,p=i/d,f=isFinite(i)?1+Math.floor(3*p):Zf;f>Zf&&console.warn(`sigmaRadians, ${i}, is too large and will clip, as it requested ${f} samples when the maximum is set to 20`);const m=[];let g=0;for(let b=0;b<Zf;++b){const e=b/p,t=Math.exp(-e*e/2);m.push(t),0===b?g+=t:b<f&&(g+=2*t)}for(let b=0;b<m.length;b++)m[b]=m[b]/g;u.envMap.value=e.texture,u.samples.value=f,u.weights.value=m,u.latitudinal.value="latitudinal"===a,o&&(u.poleAxis.value=o);const{_lodMax:v}=this;u.dTheta.value=d,u.mipInt.value=v-n;const y=this._sizeLods[r];hm(t,3*y*(r>v-4?r-v+4:0),4*(this._cubeSize-y),3*y,2*y),s.setRenderTarget(t),s.render(c,$f)}}function um(e,t,n){const r=new Ia(e,t,n);return r.texture.mapping=wn,r.texture.name="PMREM.cubeUv",r.scissorTest=!0,r}function hm(e,t,n,r,i){e.viewport.set(t,n,r,i),e.scissor.set(t,n,r,i)}function dm(){return new nl({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:fm(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:At,depthTest:!1,depthWrite:!1})}function pm(){return new nl({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:fm(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:At,depthTest:!1,depthWrite:!1})}function fm(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}function mm(e){let t=new WeakMap,n=null;function r(e){const n=e.target;n.removeEventListener("dispose",r);const i=t.get(n);void 0!==i&&(t.delete(n),i.dispose())}return{get:function(i){if(i&&i.isTexture){const a=i.mapping,o=a===xn||a===Sn,s=a===bn||a===_n;if(o||s){let a=t.get(i);const l=void 0!==a?a.texture.pmremVersion:0;if(i.isRenderTargetTexture&&i.pmremVersion!==l)return null===n&&(n=new cm(e)),a=o?n.fromEquirectangular(i,a):n.fromCubemap(i,a),a.texture.pmremVersion=i.pmremVersion,t.set(i,a),a.texture;if(void 0!==a)return a.texture;{const l=i.image;return o&&l&&l.height>0||s&&l&&function(e){let t=0;const n=6;for(let r=0;r<n;r++)void 0!==e[r]&&t++;return t===n}(l)?(null===n&&(n=new cm(e)),a=o?n.fromEquirectangular(i):n.fromCubemap(i),a.texture.pmremVersion=i.pmremVersion,t.set(i,a),i.addEventListener("dispose",r),a.texture):null}}}return i},dispose:function(){t=new WeakMap,null!==n&&(n.dispose(),n=null)}}}function gm(e){const t={};function n(n){if(void 0!==t[n])return t[n];let r;switch(n){case"WEBGL_depth_texture":r=e.getExtension("WEBGL_depth_texture")||e.getExtension("MOZ_WEBGL_depth_texture")||e.getExtension("WEBKIT_WEBGL_depth_texture");break;case"EXT_texture_filter_anisotropic":r=e.getExtension("EXT_texture_filter_anisotropic")||e.getExtension("MOZ_EXT_texture_filter_anisotropic")||e.getExtension("WEBKIT_EXT_texture_filter_anisotropic");break;case"WEBGL_compressed_texture_s3tc":r=e.getExtension("WEBGL_compressed_texture_s3tc")||e.getExtension("MOZ_WEBGL_compressed_texture_s3tc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_s3tc");break;case"WEBGL_compressed_texture_pvrtc":r=e.getExtension("WEBGL_compressed_texture_pvrtc")||e.getExtension("WEBKIT_WEBGL_compressed_texture_pvrtc");break;default:r=e.getExtension(n)}return t[n]=r,r}return{has:function(e){return 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ve={shaderID:w,shaderType:a.type,shaderName:a.name,vertexShader:E,fragmentShader:C,defines:a.defines,customVertexShaderID:T,customFragmentShaderID:R,isRawShaderMaterial:!0===a.isRawShaderMaterial,glslVersion:a.glslVersion,precision:p,batching:D,batchingColor:D&&null!==v._colorsTexture,instancing:L,instancingColor:L&&null!==v.instanceColor,instancingMorph:L&&null!==v.morphTexture,supportsVertexTextures:d,outputColorSpace:null===B?e.outputColorSpace:!0===B.isXRRenderTarget?B.texture.colorSpace:li,alphaToCoverage:!!a.alphaToCoverage,map:F,matcap:N,envMap:k,envMapMode:k&&x.mapping,envMapCubeUVHeight:S,aoMap:U,lightMap:O,bumpMap:z,normalMap:H,displacementMap:d&&G,emissiveMap:V,normalMapObjectSpace:H&&a.normalMapType===ai,normalMapTangentSpace:H&&a.normalMapType===ii,metalnessMap:j,roughnessMap:W,anisotropy:X,anisotropyMap:Z,clearcoat:J,clearcoatMap:$,clearcoatNormalMap:ee,clearcoatRoughnessMap:te,dispersion:Y,iridescence:q,iridescenceMap:ne,iridescenceThicknessMap:re,sheen:K,sheenColorMap:ie,sheenRoughnessMap:ae,specularMap:oe,specularColorMap:se,specularIntensityMap:le,transmission:Q,transmissionMap:ce,thicknessMap:ue,gradientMap:he,opaque:!1===a.transparent&&a.blending===Mt&&!1===a.alphaToCoverage,alphaMap:de,alphaTest:pe,alphaHash:fe,combine:a.combine,mapUv:F&&m(a.map.channel),aoMapUv:U&&m(a.aoMap.channel),lightMapUv:O&&m(a.lightMap.channel),bumpMapUv:z&&m(a.bumpMap.channel),normalMapUv:H&&m(a.normalMap.channel),displacementMapUv:G&&m(a.displacementMap.channel),emissiveMapUv:V&&m(a.emissiveMap.channel),metalnessMapUv:j&&m(a.metalnessMap.channel),roughnessMapUv:W&&m(a.roughnessMap.channel),anisotropyMapUv:Z&&m(a.anisotropyMap.channel),clearcoatMapUv:$&&m(a.clearcoatMap.channel),clearcoatNormalMapUv:ee&&m(a.clearcoatNormalMap.channel),clearcoatRoughnessMapUv:te&&m(a.clearcoatRoughnessMap.channel),iridescenceMapUv:ne&&m(a.iridescenceMap.channel),iridescenceThicknessMapUv:re&&m(a.iridescenceThicknessMap.channel),sheenColorMapUv:ie&&m(a.sheenColorMap.channel),sheenRoughnessMapUv:ae&&m(a.sheenRoughnessMap.channel),specularMapUv:oe&&m(a.specularMap.channel),specularColorMapUv:se&&m(a.specularColorMap.channel),specularIntensityMapUv:le&&m(a.specularIntensityMap.channel),transmissionMapUv:ce&&m(a.transmissionMap.channel),thicknessMapUv:ue&&m(a.thicknessMap.channel),alphaMapUv:de&&m(a.alphaMap.channel),vertexTangents:!!b.attributes.tangent&&(H||X),vertexColors:a.vertexColors,vertexAlphas:!0===a.vertexColors&&!!b.attributes.color&&4===b.attributes.color.itemSize,pointsUvs:!0===v.isPoints&&!!b.attributes.uv&&(F||de),fog:!!y,useFog:!0===a.fog,fogExp2:!!y&&y.isFogExp2,flatShading:!0===a.flatShading,sizeAttenuation:!0===a.sizeAttenuation,logarithmicDepthBuffer:h,reverseDepthBuffer:I,skinning:!0===v.isSkinnedMesh,morphTargets:void 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ve.vertexUv1s=c.has(1),ve.vertexUv2s=c.has(2),ve.vertexUv3s=c.has(3),c.clear(),ve},getProgramCacheKey:function(t){const n=[];if(t.shaderID?n.push(t.shaderID):(n.push(t.customVertexShaderID),n.push(t.customFragmentShaderID)),void 0!==t.defines)for(const e in 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t=f[e.type];let n;if(t){const e=Hf[t];n=tl.clone(e.uniforms)}else n=e.uniforms;return n},acquireProgram:function(t,n){let r;for(let e=0,i=u.length;e<i;e++){const t=u[e];if(t.cacheKey===n){r=t,++r.usedTimes;break}}return void 0===r&&(r=new Xg(e,n,t,a),u.push(r)),r},releaseProgram:function(e){if(0===--e.usedTimes){const t=u.indexOf(e);u[t]=u[u.length-1],u.pop(),e.destroy()}},releaseShaderCache:function(e){l.remove(e)},programs:u,dispose:function(){l.dispose()}}}function Qg(){let e=new WeakMap;return{has:function(t){return e.has(t)},get:function(t){let n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,r){e.get(t)[n]=r},dispose:function(){e=new WeakMap}}}function Zg(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.z!==t.z?e.z-t.z:e.id-t.id}function $g(e,t){return 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t=e[n];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){n.length>1&&n.sort(e||Zg),r.length>1&&r.sort(t||$g),i.length>1&&i.sort(t||$g)}}}function tv(){let e=new WeakMap;return{get:function(t,n){const r=e.get(t);let i;return void 0===r?(i=new ev,e.set(t,[i])):n>=r.length?(i=new ev,r.push(i)):i=r[n],i},dispose:function(){e=new WeakMap}}}function nv(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new Ua,color:new ss};break;case"SpotLight":n={position:new Ua,direction:new Ua,color:new ss,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new Ua,color:new ss,distance:0,decay:0};break;case"HemisphereLight":n={direction:new Ua,skyColor:new ss,groundColor:new ss};break;case"RectAreaLight":n={color:new ss,position:new Ua,halfWidth:new Ua,halfHeight:new Ua}}return e[t.id]=n,n}}}let rv=0;function iv(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function av(e){const t=new nv,n=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new sa};break;case"PointLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new sa,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),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 s=0;s<9;s++)r.probe.push(new Ua);const i=new Ua,a=new mo,o=new mo;return{setup:function(i){let a=0,o=0,s=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let l=0,c=0,u=0,h=0,d=0,p=0,f=0,m=0,g=0,v=0,y=0;i.sort(iv);for(let e=0,_=i.length;e<_;e++){const b=i[e],_=b.color,x=b.intensity,S=b.distance,w=b.shadow&&b.shadow.map?b.shadow.map.texture:null;if(b.isAmbientLight)a+=_.r*x,o+=_.g*x,s+=_.b*x;else if(b.isLightProbe){for(let e=0;e<9;e++)r.probe[e].addScaledVector(b.sh.coefficients[e],x);y++}else if(b.isDirectionalLight){const e=t.get(b);if(e.color.copy(b.color).multiplyScalar(b.intensity),b.castShadow){const e=b.shadow,t=n.get(b);t.shadowIntensity=e.intensity,t.shadowBias=e.bias,t.shadowNormalBias=e.normalBias,t.shadowRadius=e.radius,t.shadowMapSize=e.mapSize,r.directionalShadow[l]=t,r.directionalShadowMap[l]=w,r.directionalShadowMatrix[l]=b.shadow.matrix,p++}r.directional[l]=e,l++}else if(b.isSpotLight){const e=t.get(b);e.position.setFromMatrixPosition(b.matrixWorld),e.color.copy(_).multiplyScalar(x),e.distance=S,e.coneCos=Math.cos(b.angle),e.penumbraCos=Math.cos(b.angle*(1-b.penumbra)),e.decay=b.decay,r.spot[u]=e;const i=b.shadow;if(b.map&&(r.spotLightMap[g]=b.map,g++,i.updateMatrices(b),b.castShadow&&v++),r.spotLightMatrix[u]=i.matrix,b.castShadow){const e=n.get(b);e.shadowIntensity=i.intensity,e.shadowBias=i.bias,e.shadowNormalBias=i.normalBias,e.shadowRadius=i.radius,e.shadowMapSize=i.mapSize,r.spotShadow[u]=e,r.spotShadowMap[u]=w,m++}u++}else if(b.isRectAreaLight){const e=t.get(b);e.color.copy(_).multiplyScalar(x),e.halfWidth.set(.5*b.width,0,0),e.halfHeight.set(0,.5*b.height,0),r.rectArea[h]=e,h++}else if(b.isPointLight){const e=t.get(b);if(e.color.copy(b.color).multiplyScalar(b.intensity),e.distance=b.distance,e.decay=b.decay,b.castShadow){const e=b.shadow,t=n.get(b);t.shadowIntensity=e.intensity,t.shadowBias=e.bias,t.shadowNormalBias=e.normalBias,t.shadowRadius=e.radius,t.shadowMapSize=e.mapSize,t.shadowCameraNear=e.camera.near,t.shadowCameraFar=e.camera.far,r.pointShadow[c]=t,r.pointShadowMap[c]=w,r.pointShadowMatrix[c]=b.shadow.matrix,f++}r.point[c]=e,c++}else if(b.isHemisphereLight){const e=t.get(b);e.skyColor.copy(b.color).multiplyScalar(x),e.groundColor.copy(b.groundColor).multiplyScalar(x),r.hemi[d]=e,d++}}h>0&&(!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=zf.LTC_FLOAT_1,r.rectAreaLTC2=zf.LTC_FLOAT_2):(r.rectAreaLTC1=zf.LTC_HALF_1,r.rectAreaLTC2=zf.LTC_HALF_2)),r.ambient[0]=a,r.ambient[1]=o,r.ambient[2]=s;const b=r.hash;b.directionalLength===l&&b.pointLength===c&&b.spotLength===u&&b.rectAreaLength===h&&b.hemiLength===d&&b.numDirectionalShadows===p&&b.numPointShadows===f&&b.numSpotShadows===m&&b.numSpotMaps===g&&b.numLightProbes===y||(r.directional.length=l,r.spot.length=u,r.rectArea.length=h,r.point.length=c,r.hemi.length=d,r.directionalShadow.length=p,r.directionalShadowMap.length=p,r.pointShadow.length=f,r.pointShadowMap.length=f,r.spotShadow.length=m,r.spotShadowMap.length=m,r.directionalShadowMatrix.length=p,r.pointShadowMatrix.length=f,r.spotLightMatrix.length=m+g-v,r.spotLightMap.length=g,r.numSpotLightShadowsWithMaps=v,r.numLightProbes=y,b.directionalLength=l,b.pointLength=c,b.spotLength=u,b.rectAreaLength=h,b.hemiLength=d,b.numDirectionalShadows=p,b.numPointShadows=f,b.numSpotShadows=m,b.numSpotMaps=g,b.numLightProbes=y,r.version=rv++)},setupView:function(e,t){let n=0,s=0,l=0,c=0,u=0;const h=t.matrixWorldInverse;for(let d=0,p=e.length;d<p;d++){const t=e[d];if(t.isDirectionalLight){const e=r.directional[n];e.direction.setFromMatrixPosition(t.matrixWorld),i.setFromMatrixPosition(t.target.matrixWorld),e.direction.sub(i),e.direction.transformDirection(h),n++}else if(t.isSpotLight){const e=r.spot[l];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(h),e.direction.setFromMatrixPosition(t.matrixWorld),i.setFromMatrixPosition(t.target.matrixWorld),e.direction.sub(i),e.direction.transformDirection(h),l++}else if(t.isRectAreaLight){const e=r.rectArea[c];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(h),o.identity(),a.copy(t.matrixWorld),a.premultiply(h),o.extractRotation(a),e.halfWidth.set(.5*t.width,0,0),e.halfHeight.set(0,.5*t.height,0),e.halfWidth.applyMatrix4(o),e.halfHeight.applyMatrix4(o),c++}else if(t.isPointLight){const e=r.point[s];e.position.setFromMatrixPosition(t.matrixWorld),e.position.applyMatrix4(h),s++}else if(t.isHemisphereLight){const 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depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( squared_mean - mean * mean );\n\tgl_FragColor = pack2HalfToRGBA( vec2( mean, std_dev ) );\n}"}),p=d.clone();p.defines.HORIZONTAL_PASS=1;const f=new ks;f.setAttribute("position",new _s(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const m=new qs(f,d),g=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=yt;let v=this.type;function y(n,r){const a=t.update(m);d.defines.VSM_SAMPLES!==n.blurSamples&&(d.defines.VSM_SAMPLES=n.blurSamples,p.defines.VSM_SAMPLES=n.blurSamples,d.needsUpdate=!0,p.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new Ia(i.x,i.y)),d.uniforms.shadow_pass.value=n.map.texture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(r,null,a,d,m,null),p.uniforms.shadow_pass.value=n.mapPass.texture,p.uniforms.resolution.value=n.mapSize,p.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(r,null,a,p,m,null)}function b(t,n,r,i){let a=null;const o=!0===r.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==o)a=o;else if(a=!0===r.isPointLight?l:s,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0){const e=a.uuid,t=n.uuid;let r=c[e];void 0===r&&(r={},c[e]=r);let i=r[t];void 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c=0,u=t.length;c<u;c++){const u=t[c],h=l[u.materialIndex];if(h&&h.visible){const t=b(n,h,o,s);n.onBeforeShadow(e,n,i,a,r,t,u),e.renderBufferDirect(a,null,r,t,n,u),n.onAfterShadow(e,n,i,a,r,t,u)}}}else if(l.visible){const t=b(n,l,o,s);n.onBeforeShadow(e,n,i,a,r,t,null),e.renderBufferDirect(a,null,r,t,n,null),n.onAfterShadow(e,n,i,a,r,t,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)_(l[e],i,a,o,s)}function x(e){e.target.removeEventListener("dispose",x);for(const t in c){const n=c[t],r=e.target.uuid;if(r in n){n[r].dispose(),delete n[r]}}}this.render=function(t,n,s){if(!1===g.enabled)return;if(!1===g.autoUpdate&&!1===g.needsUpdate)return;if(0===t.length)return;const l=e.getRenderTarget(),c=e.getActiveCubeFace(),h=e.getActiveMipmapLevel(),d=e.state;d.setBlending(At),d.buffers.color.setClear(1,1,1,1),d.buffers.depth.setTest(!0),d.setScissorTest(!1);const p=v!==_t&&this.type===_t,f=v===_t&&this.type!==_t;for(let m=0,g=t.length;m<g;m++){const l=t[m],c=l.shadow;if(void 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n=new function(){let t=!1;const n=new Pa;let r=null;const i=new Pa(0,0,0,0);return{setMask:function(n){r===n||t||(e.colorMask(n,n,n,n),r=n)},setLocked:function(e){t=e},setClear:function(t,r,a,o,s){!0===s&&(t*=o,r*=o,a*=o),n.set(t,r,a,o),!1===i.equals(n)&&(e.clearColor(t,r,a,o),i.copy(n))},reset:function(){t=!1,r=null,i.set(-1,0,0,0)}}},r=new function(){let n=!1,r=!1,i=null,a=null,o=null;return{setReversed:function(e){if(r!==e){const n=t.get("EXT_clip_control");e?n.clipControlEXT(n.LOWER_LEFT_EXT,n.ZERO_TO_ONE_EXT):n.clipControlEXT(n.LOWER_LEFT_EXT,n.NEGATIVE_ONE_TO_ONE_EXT),r=e;const i=o;o=null,this.setClear(i)}},getReversed:function(){return r},setTest:function(t){t?z(e.DEPTH_TEST):H(e.DEPTH_TEST)},setMask:function(t){i===t||n||(e.depthMask(t),i=t)},setFunc:function(t){if(r&&(t=cv[t]),a!==t){switch(t){case Kt:e.depthFunc(e.NEVER);break;case Qt:e.depthFunc(e.ALWAYS);break;case Zt:e.depthFunc(e.LESS);break;case $t:e.depthFunc(e.LEQUAL);break;case en:e.depthFunc(e.EQUAL);break;case 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r=c[n];s.__webglColorRenderbuffer[n]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,s.__webglColorRenderbuffer[n]);const i=a.convert(r.format,r.colorSpace),o=a.convert(r.type),l=b(r.internalFormat,i,o,r.colorSpace,!0===t.isXRRenderTarget),u=U(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,u,l,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+n,e.RENDERBUFFER,s.__webglColorRenderbuffer[n])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(s.__webglDepthRenderbuffer=e.createRenderbuffer(),D(s.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(e.FRAMEBUFFER,null)}}if(u){n.bindTexture(e.TEXTURE_CUBE_MAP,l.__webglTexture),P(e.TEXTURE_CUBE_MAP,i);for(let n=0;n<6;n++)if(i.mipmaps&&i.mipmaps.length>0)for(let r=0;r<i.mipmaps.length;r++)L(s.__webglFramebuffer[n][r],t,i,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r);else L(s.__webglFramebuffer[n],t,i,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0);g(i)&&v(e.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(h){for(let i=0,a=c.length;i<a;i++){const a=c[i],o=r.get(a);n.bindTexture(e.TEXTURE_2D,o.__webglTexture),P(e.TEXTURE_2D,a),L(s.__webglFramebuffer,t,a,e.COLOR_ATTACHMENT0+i,e.TEXTURE_2D,0),g(a)&&v(e.TEXTURE_2D)}n.unbindTexture()}else{let r=e.TEXTURE_2D;if((t.isWebGL3DRenderTarget||t.isWebGLArrayRenderTarget)&&(r=t.isWebGL3DRenderTarget?e.TEXTURE_3D:e.TEXTURE_2D_ARRAY),n.bindTexture(r,l.__webglTexture),P(r,i),i.mipmaps&&i.mipmaps.length>0)for(let n=0;n<i.mipmaps.length;n++)L(s.__webglFramebuffer[n],t,i,e.COLOR_ATTACHMENT0,r,n);else L(s.__webglFramebuffer,t,i,e.COLOR_ATTACHMENT0,r,0);g(i)&&v(r),n.unbindTexture()}t.depthBuffer&&F(t)},this.updateRenderTargetMipmap=function(e){const t=e.textures;for(let i=0,a=t.length;i<a;i++){const a=t[i];if(g(a)){const t=y(e),i=r.get(a).__webglTexture;n.bindTexture(t,i),v(t),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(t.samples>0)if(!1===O(t)){const i=t.textures,a=t.width,o=t.height;let s=e.COLOR_BUFFER_BIT;const c=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,u=r.get(t),h=i.length>1;if(h)for(let t=0;t<i.length;t++)n.bindFramebuffer(e.FRAMEBUFFER,u.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,null),n.bindFramebuffer(e.FRAMEBUFFER,u.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,null,0);n.bindFramebuffer(e.READ_FRAMEBUFFER,u.__webglMultisampledFramebuffer),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,u.__webglFramebuffer);for(let n=0;n<i.length;n++){if(t.resolveDepthBuffer&&(t.depthBuffer&&(s|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&t.resolveStencilBuffer&&(s|=e.STENCIL_BUFFER_BIT)),h){e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,u.__webglColorRenderbuffer[n]);const t=r.get(i[n]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0)}e.blitFramebuffer(0,0,a,o,0,0,a,o,s,e.NEAREST),!0===l&&(N.length=0,k.length=0,N.push(e.COLOR_ATTACHMENT0+n),t.depthBuffer&&!1===t.resolveDepthBuffer&&(N.push(c),k.push(c),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,k)),e.invalidateFramebuffer(e.READ_FRAMEBUFFER,N))}if(n.bindFramebuffer(e.READ_FRAMEBUFFER,null),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),h)for(let t=0;t<i.length;t++){n.bindFramebuffer(e.FRAMEBUFFER,u.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,u.__webglColorRenderbuffer[t]);const a=r.get(i[t]).__webglTexture;n.bindFramebuffer(e.FRAMEBUFFER,u.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,a,0)}n.bindFramebuffer(e.DRAW_FRAMEBUFFER,u.__webglMultisampledFramebuffer)}else if(t.depthBuffer&&!1===t.resolveDepthBuffer&&l){const n=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT;e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,[n])}},this.setupDepthRenderbuffer=F,this.setupFrameBufferTexture=L,this.useMultisampledRTT=O}function dv(e,t){return{convert:function(n){let r,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:oi;const a=_a.getTransfer(i);if(n===kn)return e.UNSIGNED_BYTE;if(n===Wn)return e.UNSIGNED_SHORT_4_4_4_4;if(n===Xn)return e.UNSIGNED_SHORT_5_5_5_1;if(n===Yn)return e.UNSIGNED_INT_5_9_9_9_REV;if(n===Un)return e.BYTE;if(n===On)return e.SHORT;if(n===zn)return e.UNSIGNED_SHORT;if(n===Hn)return e.INT;if(n===Gn)return e.UNSIGNED_INT;if(n===Vn)return e.FLOAT;if(n===jn)return e.HALF_FLOAT;if(n===qn)return e.ALPHA;if(n===Kn)return e.RGB;if(n===Qn)return e.RGBA;if(n===Zn)return e.LUMINANCE;if(n===$n)return e.LUMINANCE_ALPHA;if(n===er)return e.DEPTH_COMPONENT;if(n===tr)return e.DEPTH_STENCIL;if(n===nr)return e.RED;if(n===rr)return e.RED_INTEGER;if(n===ir)return e.RG;if(n===ar)return e.RG_INTEGER;if(n===sr)return e.RGBA_INTEGER;if(n===lr||n===cr||n===ur||n===hr)if(a===ui){if(r=t.get("WEBGL_compressed_texture_s3tc_srgb"),null===r)return null;if(n===lr)return r.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===cr)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===ur)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===hr)return r.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(r=t.get("WEBGL_compressed_texture_s3tc"),null===r)return null;if(n===lr)return r.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===cr)return r.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===ur)return r.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===hr)return r.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===dr||n===pr||n===fr||n===mr){if(r=t.get("WEBGL_compressed_texture_pvrtc"),null===r)return null;if(n===dr)return r.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===pr)return r.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===fr)return r.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===mr)return r.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===gr||n===vr||n===yr){if(r=t.get("WEBGL_compressed_texture_etc"),null===r)return null;if(n===gr||n===vr)return a===ui?r.COMPRESSED_SRGB8_ETC2:r.COMPRESSED_RGB8_ETC2;if(n===yr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:r.COMPRESSED_RGBA8_ETC2_EAC}if(n===br||n===_r||n===xr||n===Sr||n===wr||n===Ar||n===Mr||n===Er||n===Cr||n===Tr||n===Rr||n===Pr||n===Br||n===Ir){if(r=t.get("WEBGL_compressed_texture_astc"),null===r)return null;if(n===br)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:r.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===_r)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:r.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===xr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:r.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===Sr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:r.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===wr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:r.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===Ar)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:r.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===Mr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:r.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===Er)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:r.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===Cr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:r.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===Tr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:r.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===Rr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:r.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===Pr)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:r.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===Br)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:r.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===Ir)return a===ui?r.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:r.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===Lr||n===Dr||n===Fr){if(r=t.get("EXT_texture_compression_bptc"),null===r)return null;if(n===Lr)return a===ui?r.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:r.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===Dr)return r.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===Fr)return r.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(n===Nr||n===kr||n===Ur||n===Or){if(r=t.get("EXT_texture_compression_rgtc"),null===r)return null;if(n===Lr)return r.COMPRESSED_RED_RGTC1_EXT;if(n===kr)return r.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Ur)return r.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===Or)return r.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Jn?e.UNSIGNED_INT_24_8:void 0!==e[n]?e[n]:null}}}class pv{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t,n){if(null===this.texture){const r=new Ra;e.properties.get(r).__webglTexture=t.texture,t.depthNear===n.depthNear&&t.depthFar===n.depthFar||(this.depthNear=t.depthNear,this.depthFar=t.depthFar),this.texture=r}}getMesh(e){if(null!==this.texture&&null===this.mesh){const t=e.cameras[0].viewport,n=new nl({vertexShader:"\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}",fragmentShader:"\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n\tvec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n\tif ( coord.x >= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new qs(new Mh(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class fv extends qi{constructor(e,t){super();const n=this;let r=null,i=1,a=null,o="local-floor",s=1,l=null,c=null,u=null,h=null,d=null,p=null;const f=new pv,m=t.getContextAttributes();let g=null,v=null;const y=[],b=[],_=new sa;let x=null;const S=new sl;S.viewport=new Pa;const w=new sl;w.viewport=new Pa;const A=[S,w],M=new cp;let E=null,C=null;function T(e){const t=b.indexOf(e.inputSource);if(-1===t)return;const n=y[t];void 0!==n&&(n.update(e.inputSource,e.frame,l||a),n.dispatchEvent({type:e.type,data:e.inputSource}))}function R(){r.removeEventListener("select",T),r.removeEventListener("selectstart",T),r.removeEventListener("selectend",T),r.removeEventListener("squeeze",T),r.removeEventListener("squeezestart",T),r.removeEventListener("squeezeend",T),r.removeEventListener("end",R),r.removeEventListener("inputsourceschange",P);for(let e=0;e<y.length;e++){const t=b[e];null!==t&&(b[e]=null,y[e].disconnect(t))}E=null,C=null,f.reset(),e.setRenderTarget(g),d=null,h=null,u=null,r=null,v=null,F.stop(),n.isPresenting=!1,e.setPixelRatio(x),e.setSize(_.width,_.height,!1),n.dispatchEvent({type:"sessionend"})}function P(e){for(let t=0;t<e.removed.length;t++){const n=e.removed[t],r=b.indexOf(n);r>=0&&(b[r]=null,y[r].disconnect(n))}for(let t=0;t<e.added.length;t++){const n=e.added[t];let r=b.indexOf(n);if(-1===r){for(let e=0;e<y.length;e++){if(e>=b.length){b.push(n),r=e;break}if(null===b[e]){b[e]=n,r=e;break}}if(-1===r)break}const i=y[r];i&&i.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=y[e];return void 0===t&&(t=new fl,y[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=y[e];return void 0===t&&(t=new fl,y[e]=t),t.getGripSpace()},this.getHand=function(e){let t=y[e];return void 0===t&&(t=new fl,y[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){i=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){o=e,!0===n.isPresenting&&console.warn("THREE.WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||a},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==h?h:d},this.getBinding=function(){return u},this.getFrame=function(){return p},this.getSession=function(){return r},this.setSession=async function(c){if(r=c,null!==r){g=e.getRenderTarget(),r.addEventListener("select",T),r.addEventListener("selectstart",T),r.addEventListener("selectend",T),r.addEventListener("squeeze",T),r.addEventListener("squeezestart",T),r.addEventListener("squeezeend",T),r.addEventListener("end",R),r.addEventListener("inputsourceschange",P),!0!==m.xrCompatible&&await t.makeXRCompatible(),x=e.getPixelRatio(),e.getSize(_);if("undefined"!==typeof XRWebGLBinding&&"createProjectionLayer"in XRWebGLBinding.prototype){let n=null,a=null,o=null;m.depth&&(o=m.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,n=m.stencil?tr:er,a=m.stencil?Jn:Gn);const s={colorFormat:t.RGBA8,depthFormat:o,scaleFactor:i};u=new XRWebGLBinding(r,t),h=u.createProjectionLayer(s),r.updateRenderState({layers:[h]}),e.setPixelRatio(1),e.setSize(h.textureWidth,h.textureHeight,!1),v=new Ia(h.textureWidth,h.textureHeight,{format:Qn,type:kn,depthTexture:new cu(h.textureWidth,h.textureHeight,a,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:m.stencil,colorSpace:e.outputColorSpace,samples:m.antialias?4:0,resolveDepthBuffer:!1===h.ignoreDepthValues,resolveStencilBuffer:!1===h.ignoreDepthValues})}else{const n={antialias:m.antialias,alpha:!0,depth:m.depth,stencil:m.stencil,framebufferScaleFactor:i};d=new XRWebGLLayer(r,t,n),r.updateRenderState({baseLayer:d}),e.setPixelRatio(1),e.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new Ia(d.framebufferWidth,d.framebufferHeight,{format:Qn,type:kn,colorSpace:e.outputColorSpace,stencilBuffer:m.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(s),l=null,a=await r.requestReferenceSpace(o),F.setContext(r),F.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==r)return r.environmentBlendMode},this.getDepthTexture=function(){return f.getDepthTexture()};const B=new Ua,I=new Ua;function L(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===r)return;let t=e.near,n=e.far;null!==f.texture&&(f.depthNear>0&&(t=f.depthNear),f.depthFar>0&&(n=f.depthFar)),M.near=w.near=S.near=t,M.far=w.far=S.far=n,E===M.near&&C===M.far||(r.updateRenderState({depthNear:M.near,depthFar:M.far}),E=M.near,C=M.far),S.layers.mask=2|e.layers.mask,w.layers.mask=4|e.layers.mask,M.layers.mask=S.layers.mask|w.layers.mask;const i=e.parent,a=M.cameras;L(M,i);for(let r=0;r<a.length;r++)L(a[r],i);2===a.length?function(e,t,n){B.setFromMatrixPosition(t.matrixWorld),I.setFromMatrixPosition(n.matrixWorld);const r=B.distanceTo(I),i=t.projectionMatrix.elements,a=n.projectionMatrix.elements,o=i[14]/(i[10]-1),s=i[14]/(i[10]+1),l=(i[9]+1)/i[5],c=(i[9]-1)/i[5],u=(i[8]-1)/i[0],h=(a[8]+1)/a[0],d=o*u,p=o*h,f=r/(-u+h),m=f*-u;if(t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(m),e.translateZ(f),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert(),-1===i[10])e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse);else{const t=o+f,n=s+f,i=d-m,a=p+(r-m),u=l*s/n*t,h=c*s/n*t;e.projectionMatrix.makePerspective(i,a,u,h,t,n),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}}(M,S,w):M.projectionMatrix.copy(S.projectionMatrix),function(e,t,n){null===n?e.matrix.copy(t.matrixWorld):(e.matrix.copy(n.matrixWorld),e.matrix.invert(),e.matrix.multiply(t.matrixWorld));e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0),e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*$i*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)}(e,M,i)},this.getCamera=function(){return M},this.getFoveation=function(){if(null!==h||null!==d)return s},this.setFoveation=function(e){s=e,null!==h&&(h.fixedFoveation=e),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=e)},this.hasDepthSensing=function(){return null!==f.texture},this.getDepthSensingMesh=function(){return f.getMesh(M)};let D=null;const F=new kf;F.setAnimationLoop((function(t,i){if(c=i.getViewerPose(l||a),p=i,null!==c){const t=c.views;null!==d&&(e.setRenderTargetFramebuffer(v,d.framebuffer),e.setRenderTarget(v));let n=!1;t.length!==M.cameras.length&&(M.cameras.length=0,n=!0);for(let r=0;r<t.length;r++){const i=t[r];let a=null;if(null!==d)a=d.getViewport(i);else{const t=u.getViewSubImage(h,i);a=t.viewport,0===r&&(e.setRenderTargetTextures(v,t.colorTexture,t.depthStencilTexture),e.setRenderTarget(v))}let o=A[r];void 0===o&&(o=new sl,o.layers.enable(r),o.viewport=new Pa,A[r]=o),o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.quaternion,o.scale),o.projectionMatrix.fromArray(i.projectionMatrix),o.projectionMatrixInverse.copy(o.projectionMatrix).invert(),o.viewport.set(a.x,a.y,a.width,a.height),0===r&&(M.matrix.copy(o.matrix),M.matrix.decompose(M.position,M.quaternion,M.scale)),!0===n&&M.cameras.push(o)}const i=r.enabledFeatures;if(i&&i.includes("depth-sensing")&&"gpu-optimized"==r.depthUsage&&u){const n=u.getDepthInformation(t[0]);n&&n.isValid&&n.texture&&f.init(e,n,r.renderState)}}for(let e=0;e<y.length;e++){const t=b[e],n=y[e];null!==t&&void 0!==n&&n.update(t,i,l||a)}D&&D(t,i),i.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:i}),p=null})),this.setAnimationLoop=function(e){D=e},this.dispose=function(){}}}const mv=new Mo,gv=new mo;function vv(e,t){function n(e,t){!0===e.matrixAutoUpdate&&e.updateMatrix(),t.value.copy(e.matrix)}function r(e,r){e.opacity.value=r.opacity,r.color&&e.diffuse.value.copy(r.color),r.emissive&&e.emissive.value.copy(r.emissive).multiplyScalar(r.emissiveIntensity),r.map&&(e.map.value=r.map,n(r.map,e.mapTransform)),r.alphaMap&&(e.alphaMap.value=r.alphaMap,n(r.alphaMap,e.alphaMapTransform)),r.bumpMap&&(e.bumpMap.value=r.bumpMap,n(r.bumpMap,e.bumpMapTransform),e.bumpScale.value=r.bumpScale,r.side===St&&(e.bumpScale.value*=-1)),r.normalMap&&(e.normalMap.value=r.normalMap,n(r.normalMap,e.normalMapTransform),e.normalScale.value.copy(r.normalScale),r.side===St&&e.normalScale.value.negate()),r.displacementMap&&(e.displacementMap.value=r.displacementMap,n(r.displacementMap,e.displacementMapTransform),e.displacementScale.value=r.displacementScale,e.displacementBias.value=r.displacementBias),r.emissiveMap&&(e.emissiveMap.value=r.emissiveMap,n(r.emissiveMap,e.emissiveMapTransform)),r.specularMap&&(e.specularMap.value=r.specularMap,n(r.specularMap,e.specularMapTransform)),r.alphaTest>0&&(e.alphaTest.value=r.alphaTest);const 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0===y.numClippingPlanes||y.numClippingPlanes===ue.numPlanes&&y.numIntersection===ue.numIntersection?(y.vertexAlphas!==c||y.vertexTangents!==u||y.morphTargets!==h||y.morphNormals!==d||y.morphColors!==p||y.toneMapping!==f||y.morphTargetsCount!==v)&&(x=!0):x=!0:x=!0:x=!0:x=!0:(x=!0,y.__version=r.version);let S=y.currentProgram;!0===x&&(S=ke(r,t,i));let E=!1,C=!1,T=!1;const R=S.getUniforms(),P=y.uniforms;Q.useProgram(S.program)&&(E=!0,C=!0,T=!0);r.id!==A&&(A=r.id,C=!0);if(E||M!==e){Q.buffers.depth.getReversed()?(G.copy(e.projectionMatrix),function(e){const t=e.elements;t[2]=.5*t[2]+.5*t[3],t[6]=.5*t[6]+.5*t[7],t[10]=.5*t[10]+.5*t[11],t[14]=.5*t[14]+.5*t[15]}(G),function(e){const t=e.elements;-1===t[11]?(t[10]=-t[10]-1,t[14]=-t[14]):(t[10]=-t[10],t[14]=1-t[14])}(G),R.setValue(be,"projectionMatrix",G)):R.setValue(be,"projectionMatrix",e.projectionMatrix),R.setValue(be,"viewMatrix",e.matrixWorldInverse);const t=R.map.cameraPosition;void 0!==t&&t.setValue(be,j.setFromMatrixPosition(e.matrixWorld)),K.logarithmicDepthBuffer&&R.setValue(be,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(r.isMeshPhongMaterial||r.isMeshToonMaterial||r.isMeshLambertMaterial||r.isMeshBasicMaterial||r.isMeshStandardMaterial||r.isShaderMaterial)&&R.setValue(be,"isOrthographic",!0===e.isOrthographicCamera),M!==e&&(M=e,C=!0,T=!0)}if(i.isSkinnedMesh){R.setOptional(be,i,"bindMatrix"),R.setOptional(be,i,"bindMatrixInverse");const e=i.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),R.setValue(be,"boneTexture",e.boneTexture,ee))}i.isBatchedMesh&&(R.setOptional(be,i,"batchingTexture"),R.setValue(be,"batchingTexture",i._matricesTexture,ee),R.setOptional(be,i,"batchingIdTexture"),R.setValue(be,"batchingIdTexture",i._indirectTexture,ee),R.setOptional(be,i,"batchingColorTexture"),null!==i._colorsTexture&&R.setValue(be,"batchingColorTexture",i._colorsTexture,ee));const B=n.morphAttributes;void 0===B.position&&void 0===B.normal&&void 0===B.color||pe.update(i,n,S);(C||y.receiveShadow!==i.receiveShadow)&&(y.receiveShadow=i.receiveShadow,R.setValue(be,"receiveShadow",i.receiveShadow));r.isMeshGouraudMaterial&&null!==r.envMap&&(P.envMap.value=l,P.flipEnvMap.value=l.isCubeTexture&&!1===l.isRenderTargetTexture?-1:1);r.isMeshStandardMaterial&&null===r.envMap&&null!==t.environment&&(P.envMapIntensity.value=t.environmentIntensity);C&&(R.setValue(be,"toneMappingExposure",b.toneMappingExposure),y.needsLights&&(F=T,(D=P).ambientLightColor.needsUpdate=F,D.lightProbe.needsUpdate=F,D.directionalLights.needsUpdate=F,D.directionalLightShadows.needsUpdate=F,D.pointLights.needsUpdate=F,D.pointLightShadows.needsUpdate=F,D.spotLights.needsUpdate=F,D.spotLightShadows.needsUpdate=F,D.rectAreaLights.needsUpdate=F,D.hemisphereLights.needsUpdate=F),a&&!0===r.fog&&se.refreshFogUniforms(P,a),se.refreshMaterialUniforms(P,r,L,I,g.state.transmissionRenderTarget[e.id]),Eg.upload(be,Ue(y),P,ee));var D,F;r.isShaderMaterial&&!0===r.uniformsNeedUpdate&&(Eg.upload(be,Ue(y),P,ee),r.uniformsNeedUpdate=!1);r.isSpriteMaterial&&R.setValue(be,"center",i.center);if(R.setValue(be,"modelViewMatrix",i.modelViewMatrix),R.setValue(be,"normalMatrix",i.normalMatrix),R.setValue(be,"modelMatrix",i.matrixWorld),r.isShaderMaterial||r.isRawShaderMaterial){const e=r.uniformsGroups;for(let t=0,n=e.length;t<n;t++){const n=e[t];ye.update(n,S),ye.bind(n,S)}}return S}(e,t,n,r,i);Q.setMaterial(r,o);let l=n.index,c=1;if(!0===r.wireframe){if(l=ie.getWireframeAttribute(n),void 0===l)return;c=2}const u=n.drawRange,h=n.attributes.position;let d=u.start*c,p=(u.start+u.count)*c;null!==a&&(d=Math.max(d,a.start*c),p=Math.min(p,(a.start+a.count)*c)),null!==l?(d=Math.max(d,0),p=Math.min(p,l.count)):void 0!==h&&null!==h&&(d=Math.max(d,0),p=Math.min(p,h.count));const f=p-d;if(f<0||f===1/0)return;let m;ve.setup(i,r,s,n,l);let v=fe;if(null!==l&&(m=re.get(l),v=me,v.setIndex(m)),i.isMesh)!0===r.wireframe?(Q.setLineWidth(r.wireframeLinewidth*Y()),v.setMode(be.LINES)):v.setMode(be.TRIANGLES);else if(i.isLine){let e=r.linewidth;void 0===e&&(e=1),Q.setLineWidth(e*Y()),i.isLineSegments?v.setMode(be.LINES):i.isLineLoop?v.setMode(be.LINE_LOOP):v.setMode(be.LINE_STRIP)}else i.isPoints?v.setMode(be.POINTS):i.isSprite&&v.setMode(be.TRIANGLES);if(i.isBatchedMesh)if(null!==i._multiDrawInstances)ga("THREE.WebGLRenderer: renderMultiDrawInstances has been deprecated and will be removed in r184. 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0!==arguments[2]?arguments[2]:null;null===n&&(n=e),g=ce.get(n),g.init(t),y.push(g),n.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&(g.pushLight(e),e.castShadow&&g.pushShadow(e))})),e!==n&&e.traverseVisible((function(e){e.isLight&&e.layers.test(t.layers)&&(g.pushLight(e),e.castShadow&&g.pushShadow(e))})),g.setupLights();const r=new Set;return e.traverse((function(e){if(!(e.isMesh||e.isPoints||e.isLine||e.isSprite))return;const t=e.material;if(t)if(Array.isArray(t))for(let i=0;i<t.length;i++){const a=t[i];Ce(a,n,e),r.add(a)}else Ce(t,n,e),r.add(t)})),g=y.pop(),r},this.compileAsync=function(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null;const r=this.compile(e,t,n);return new Promise((t=>{function n(){r.forEach((function(e){$.get(e).currentProgram.isReady()&&r.delete(e)})),0!==r.size?setTimeout(n,10):t(e)}null!==q.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)}))};let Te=null;function Re(){Be.stop()}function Pe(){Be.start()}const Be=new kf;function Ie(e,t,n,r){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)g.pushLight(e),e.castShadow&&g.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||O.intersectsSprite(e)){r&&W.setFromMatrixPosition(e.matrixWorld).applyMatrix4(V);const t=ae.update(e),i=e.material;i.visible&&m.push(e,t,i,n,W.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||O.intersectsObject(e))){const t=ae.update(e),i=e.material;if(r&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),W.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),W.copy(t.boundingSphere.center)),W.applyMatrix4(e.matrixWorld).applyMatrix4(V)),Array.isArray(i)){const r=t.groups;for(let a=0,o=r.length;a<o;a++){const o=r[a],s=i[o.materialIndex];s&&s.visible&&m.push(e,t,s,n,W.z,o)}}else i.visible&&m.push(e,t,i,n,W.z,null)}const i=e.children;for(let 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s=b.getRenderTarget();b.setRenderTarget(a),b.getClearColor(R),P=b.getClearAlpha(),P<1&&b.setClearColor(16777215,.5),b.clear(),J&&de.render(n);const l=b.toneMapping;b.toneMapping=ln;const c=r.viewport;if(void 0!==r.viewport&&(r.viewport=void 0),g.setupLightsView(r),!0===z&&ue.setGlobalState(b.clippingPlanes,r),Fe(e,n,r),ee.updateMultisampleRenderTarget(a),ee.updateRenderTargetMipmap(a),!1===q.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let i=0,a=t.length;i<a;i++){const a=t[i],o=a.object,s=a.geometry,l=a.material,c=a.group;if(l.side===wt&&o.layers.test(r.layers)){const t=l.side;l.side=St,l.needsUpdate=!0,Ne(o,n,r,s,l,c),l.side=t,l.needsUpdate=!0,e=!0}}!0===e&&(ee.updateMultisampleRenderTarget(a),ee.updateRenderTargetMipmap(a))}b.setRenderTarget(s),b.setClearColor(R,P),void 0!==c&&(r.viewport=c),b.toneMapping=l}function Fe(e,t,n){const r=!0===t.isScene?t.overrideMaterial:null;for(let i=0,a=e.length;i<a;i++){const a=e[i],o=a.object,s=a.geometry,l=a.group;let 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0===c&&(e.addEventListener("dispose",Ee),c=new Map,r.programs=c);let u=c.get(l);if(void 0!==u){if(r.currentProgram===u&&r.lightsStateVersion===o)return Oe(e,s),u}else s.uniforms=oe.getUniforms(e),e.onBeforeCompile(s,b),u=oe.acquireProgram(s,l),c.set(l,u),r.uniforms=s.uniforms;const h=r.uniforms;return(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(h.clippingPlanes=ue.uniform),Oe(e,s),r.needsLights=function(e){return 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Ue(e){if(null===e.uniformsList){const t=e.currentProgram.getUniforms();e.uniformsList=Eg.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function Oe(e,t){const n=$.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}Be.setAnimationLoop((function(e){Te&&Te(e)})),"undefined"!==typeof self&&Be.setContext(self),this.setAnimationLoop=function(e){Te=e,Se.setAnimationLoop(e),null===e?Be.stop():Be.start()},Se.addEventListener("sessionstart",Re),Se.addEventListener("sessionend",Pe),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera)return void console.error("THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===_)return;if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===Se.enabled&&!0===Se.isPresenting&&(!0===Se.cameraAutoUpdate&&Se.updateCamera(t),t=Se.getCamera()),!0===e.isScene&&e.onBeforeRender(b,e,t,w),g=ce.get(e,y.length),g.init(t),y.push(g),V.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),O.setFromProjectionMatrix(V),H=this.localClippingEnabled,z=ue.init(this.clippingPlanes,H),m=le.get(e,v.length),m.init(),v.push(m),!0===Se.enabled&&!0===Se.isPresenting){const e=b.xr.getDepthSensingMesh();null!==e&&Ie(e,t,-1/0,b.sortObjects)}Ie(e,t,0,b.sortObjects),m.finish(),!0===b.sortObjects&&m.sort(D,F),J=!1===Se.enabled||!1===Se.isPresenting||!1===Se.hasDepthSensing(),J&&de.addToRenderList(m,e),this.info.render.frame++,!0===z&&ue.beginShadows();const 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r=$.get(e);r.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===r.__autoAllocateDepthBuffer&&(r.__useRenderToTexture=!1),$.get(e.texture).__webglTexture=t,$.get(e.depthTexture).__webglTexture=r.__autoAllocateDepthBuffer?void 0:n,r.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=$.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const ze=be.createFramebuffer();this.setRenderTarget=function(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;w=e,x=t,S=n;let r=!0,i=null,a=!1,o=!1;if(e){const s=$.get(e);if(void 0!==s.__useDefaultFramebuffer)Q.bindFramebuffer(be.FRAMEBUFFER,null),r=!1;else if(void 0===s.__webglFramebuffer)ee.setupRenderTarget(e);else if(s.__hasExternalTextures)ee.rebindTextures(e,$.get(e.texture).__webglTexture,$.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const 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float rayleighZenithLength = 8.4E3;\n      const float mieZenithLength = 1.25E3;\n      // 66 arc seconds -> degrees, and the cosine of that\n      const float sunAngularDiameterCos = 0.999956676946448443553574619906976478926848692873900859324;\n\n      // 3.0 / ( 16.0 * pi )\n      const float THREE_OVER_SIXTEENPI = 0.05968310365946075;\n      // 1.0 / ( 4.0 * pi )\n      const float ONE_OVER_FOURPI = 0.07957747154594767;\n\n      float rayleighPhase( float cosTheta ) {\n        return THREE_OVER_SIXTEENPI * ( 1.0 + pow( cosTheta, 2.0 ) );\n      }\n\n      float hgPhase( float cosTheta, float g ) {\n        float g2 = pow( g, 2.0 );\n        float inverse = 1.0 / pow( 1.0 - 2.0 * g * cosTheta + g2, 1.5 );\n        return ONE_OVER_FOURPI * ( ( 1.0 - g2 ) * inverse );\n      }\n\n      void main() {\n\n        vec3 direction = normalize( vWorldPosition - cameraPos );\n\n      // optical length\n      // cutoff angle at 90 to avoid singularity in next formula.\n        float zenithAngle = acos( max( 0.0, dot( up, direction ) ) );\n        float inverse = 1.0 / ( cos( zenithAngle ) + 0.15 * pow( 93.885 - ( ( zenithAngle * 180.0 ) / pi ), -1.253 ) );\n        float sR = rayleighZenithLength * inverse;\n        float sM = mieZenithLength * inverse;\n\n      // combined extinction factor\n        vec3 Fex = exp( -( vBetaR * sR + vBetaM * sM ) );\n\n      // in scattering\n        float cosTheta = dot( direction, vSunDirection );\n\n        float rPhase = rayleighPhase( cosTheta * 0.5 + 0.5 );\n        vec3 betaRTheta = vBetaR * rPhase;\n\n        float mPhase = hgPhase( cosTheta, mieDirectionalG );\n        vec3 betaMTheta = vBetaM * mPhase;\n\n        vec3 Lin = pow( vSunE * ( ( betaRTheta + betaMTheta ) / ( vBetaR + vBetaM ) ) * ( 1.0 - Fex ), vec3( 1.5 ) );\n        Lin *= mix( vec3( 1.0 ), pow( vSunE * ( ( betaRTheta + betaMTheta ) / ( vBetaR + vBetaM ) ) * Fex, vec3( 1.0 / 2.0 ) ), clamp( pow( 1.0 - dot( up, vSunDirection ), 5.0 ), 0.0, 1.0 ) );\n\n      // nightsky\n        float theta = acos( direction.y ); // elevation --\x3e y-axis, [-pi/2, pi/2]\n        float phi = atan( direction.z, direction.x ); // azimuth --\x3e x-axis [-pi/2, pi/2]\n        vec2 uv = vec2( phi, theta ) / vec2( 2.0 * pi, pi ) + vec2( 0.5, 0.0 );\n        vec3 L0 = vec3( 0.1 ) * Fex;\n\n      // composition + solar disc\n        float sundisk = smoothstep( sunAngularDiameterCos, sunAngularDiameterCos + 0.00002, cosTheta );\n        L0 += ( vSunE * 19000.0 * Fex ) * sundisk;\n\n        vec3 texColor = ( Lin + L0 ) * 0.04 + vec3( 0.0, 0.0003, 0.00075 );\n\n        vec3 retColor = pow( texColor, vec3( 1.0 / ( 1.2 + ( 1.2 * vSunfade ) ) ) );\n\n        gl_FragColor = vec4( retColor, 1.0 );\n\n      #include <tonemapping_fragment>\n      #include <${wb>=154?"colorspace_fragment":"encodings_fragment"}>\n\n      }\n    `},t=new nl({name:"SkyShader",fragmentShader:e.fragmentShader,vertexShader:e.vertexShader,uniforms:tl.clone(e.uniforms),side:St,depthWrite:!1});class n 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0:n.width:e.image.width)?r:1024)/4,s=Math.floor(Math.log2(o)),l=Math.pow(2,s),c=[i?"#define ENVMAP_TYPE_CUBE":"","#define CUBEUV_TEXEL_WIDTH "+1/(3*Math.max(l,112)),"#define CUBEUV_TEXEL_HEIGHT "+1/(4*l),`#define CUBEUV_MAX_MIP ${s}.0`].join("\n")+`\n        #define ENVMAP_TYPE_CUBE_UV\n        varying vec3 vWorldPosition;\n        uniform float radius;\n        uniform float height;\n        uniform float angle;\n        #ifdef ENVMAP_TYPE_CUBE\n            uniform samplerCube map;\n        #else\n            uniform sampler2D map;\n        #endif\n        // From: https://www.shadertoy.com/view/4tsBD7\n        float diskIntersectWithBackFaceCulling( vec3 ro, vec3 rd, vec3 c, vec3 n, float r ) \n        {\n            float d = dot ( rd, n );\n            \n            if( d > 0.0 ) { return 1e6; }\n            \n            vec3  o = ro - c;\n            float t = - dot( n, o ) / d;\n            vec3  q = o + rd * t;\n            \n            return ( dot( q, q ) < r * r ) ? t : 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Int8Array(t*n*4);break;case On:r=new Int16Array(t*n*4);break;case Hn:r=new Int32Array(t*n*4);break;case Vn:r=new Float32Array(t*n*4);break;default:throw new Error("Unsupported data type")}return r};let u_;class h_{constructor(e){var t,n,r,i,a,o,s,l,c,u,h,d,p,f,m,g;this._rendererIsDisposable=!1,this._supportsReadPixels=!0,this.render=()=>{this._renderer.setRenderTarget(this._renderTarget);try{this._renderer.render(this._scene,this._camera)}catch(qS){throw this._renderer.setRenderTarget(null),qS}this._renderer.setRenderTarget(null)},this._width=e.width,this._height=e.height,this._type=e.type,this._colorSpace=e.colorSpace;const v={format:Qn,depthBuffer:!1,stencilBuffer:!1,type:this._type,colorSpace:this._colorSpace,anisotropy:void 0!==(null===(t=e.renderTargetOptions)||void 0===t?void 0:t.anisotropy)?null===(n=e.renderTargetOptions)||void 0===n?void 0:n.anisotropy:1,generateMipmaps:void 0!==(null===(r=e.renderTargetOptions)||void 0===r?void 0:r.generateMipmaps)&&(null===(i=e.renderTargetOptions)||void 0===i?void 0:i.generateMipmaps),magFilter:void 0!==(null===(a=e.renderTargetOptions)||void 0===a?void 0:a.magFilter)?null===(o=e.renderTargetOptions)||void 0===o?void 0:o.magFilter:In,minFilter:void 0!==(null===(s=e.renderTargetOptions)||void 0===s?void 0:s.minFilter)?null===(l=e.renderTargetOptions)||void 0===l?void 0:l.minFilter:In,samples:void 0!==(null===(c=e.renderTargetOptions)||void 0===c?void 0:c.samples)?null===(u=e.renderTargetOptions)||void 0===u?void 0:u.samples:void 0,wrapS:void 0!==(null===(h=e.renderTargetOptions)||void 0===h?void 0:h.wrapS)?null===(d=e.renderTargetOptions)||void 0===d?void 0:d.wrapS:Mn,wrapT:void 0!==(null===(p=e.renderTargetOptions)||void 0===p?void 0:p.wrapT)?null===(f=e.renderTargetOptions)||void 0===f?void 0:f.wrapT:Mn};if(this._material=e.material,e.renderer?this._renderer=e.renderer:(this._renderer=h_.instantiateRenderer(),this._rendererIsDisposable=!0),this._scene=new vl,this._camera=new zd,this._camera.position.set(0,0,10),this._camera.left=-.5,this._camera.right=.5,this._camera.top=.5,this._camera.bottom=-.5,this._camera.updateProjectionMatrix(),!((e,t,n,r)=>{if(void 0!==u_)return u_;const i=new Ia(1,1,r);t.setRenderTarget(i);const a=new qs(new Mh,new hs({color:16777215}));t.render(a,n),t.setRenderTarget(null);const o=c_(e,i.width,i.height);return t.readRenderTargetPixels(i,0,0,i.width,i.height,o),i.dispose(),a.geometry.dispose(),a.material.dispose(),u_=0!==o[0],u_})(this._type,this._renderer,this._camera,v)){let e;if(this._type===jn)e=this._renderer.extensions.has("EXT_color_buffer_float")?Vn:void 0;void 0!==e?(console.warn(`This browser does not support reading pixels from ${this._type} RenderTargets, switching to ${Vn}`),this._type=e):(this._supportsReadPixels=!1,console.warn("This browser dos not support toArray or toDataTexture, calls to those methods will result in an error thrown"))}this._quad=new qs(new Mh,this._material),this._quad.geometry.computeBoundingBox(),this._scene.add(this._quad),this._renderTarget=new Ia(this.width,this.height,v),this._renderTarget.texture.mapping=void 0!==(null===(m=e.renderTargetOptions)||void 0===m?void 0:m.mapping)?null===(g=e.renderTargetOptions)||void 0===g?void 0:g.mapping:yn}static instantiateRenderer(){const e=new bv;return e.setSize(128,128),e}toArray(){if(!this._supportsReadPixels)throw new Error("Can't read pixels in this browser");const e=c_(this._type,this._width,this._height);return this._renderer.readRenderTargetPixels(this._renderTarget,0,0,this._width,this._height,e),e}toDataTexture(e){const t=new Ql(this.toArray(),this.width,this.height,Qn,this._type,(null===e||void 0===e?void 0:e.mapping)||yn,(null===e||void 0===e?void 0:e.wrapS)||Mn,(null===e||void 0===e?void 0:e.wrapT)||Mn,(null===e||void 0===e?void 0:e.magFilter)||In,(null===e||void 0===e?void 0:e.minFilter)||In,(null===e||void 0===e?void 0:e.anisotropy)||1,li);return t.generateMipmaps=void 0!==(null===e||void 0===e?void 0:e.generateMipmaps)&&(null===e||void 0===e?void 0:e.generateMipmaps),t}disposeOnDemandRenderer(){this._renderer.setRenderTarget(null),this._rendererIsDisposable&&(this._renderer.dispose(),this._renderer.forceContextLoss())}dispose(e){this.disposeOnDemandRenderer(),e&&this.renderTarget.dispose(),this.material instanceof nl&&Object.values(this.material.uniforms).forEach((e=>{e.value instanceof Ra&&e.value.dispose()})),Object.values(this.material).forEach((e=>{e instanceof Ra&&e.dispose()})),this.material.dispose(),this._quad.geometry.dispose()}get width(){return this._width}set width(e){this._width=e,this._renderTarget.setSize(this._width,this._height)}get height(){return this._height}set height(e){this._height=e,this._renderTarget.setSize(this._width,this._height)}get renderer(){return this._renderer}get renderTarget(){return this._renderTarget}set renderTarget(e){this._renderTarget=e,this._width=e.width,this._height=e.height}get material(){return this._material}get type(){return this._type}get colorSpace(){return this._colorSpace}}class d_ extends nl{constructor(e){let{gamma:t,offsetHdr:n,offsetSdr:r,gainMapMin:i,gainMapMax:a,maxDisplayBoost:o,hdrCapacityMin:s,hdrCapacityMax:l,sdr:c,gainMap:u}=e;super({name:"GainMapDecoderMaterial",vertexShader:"\nvarying vec2 vUv;\n\nvoid main() {\n  vUv = uv;\n  gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);\n}\n",fragmentShader:"\n// min half float value\n#define HALF_FLOAT_MIN vec3( -65504, -65504, -65504 )\n// max half float value\n#define HALF_FLOAT_MAX vec3( 65504, 65504, 65504 )\n\nuniform sampler2D sdr;\nuniform sampler2D gainMap;\nuniform vec3 gamma;\nuniform vec3 offsetHdr;\nuniform vec3 offsetSdr;\nuniform vec3 gainMapMin;\nuniform vec3 gainMapMax;\nuniform float weightFactor;\n\nvarying vec2 vUv;\n\nvoid main() {\n  vec3 rgb = texture2D( sdr, vUv ).rgb;\n  vec3 recovery = texture2D( gainMap, vUv ).rgb;\n  vec3 logRecovery = pow( recovery, gamma );\n  vec3 logBoost = gainMapMin * ( 1.0 - logRecovery ) + gainMapMax * logRecovery;\n  vec3 hdrColor = (rgb + offsetSdr) * exp2( logBoost * weightFactor ) - offsetHdr;\n  vec3 clampedHdrColor = max( HALF_FLOAT_MIN, min( HALF_FLOAT_MAX, hdrColor ));\n  gl_FragColor = vec4( clampedHdrColor , 1.0 );\n}\n",uniforms:{sdr:{value:c},gainMap:{value:u},gamma:{value:new Ua(1/t[0],1/t[1],1/t[2])},offsetHdr:{value:(new Ua).fromArray(n)},offsetSdr:{value:(new Ua).fromArray(r)},gainMapMin:{value:(new Ua).fromArray(i)},gainMapMax:{value:(new Ua).fromArray(a)},weightFactor:{value:(Math.log2(o)-s)/(l-s)}},blending:At,depthTest:!1,depthWrite:!1}),this._maxDisplayBoost=o,this._hdrCapacityMin=s,this._hdrCapacityMax=l,this.needsUpdate=!0,this.uniformsNeedUpdate=!0}get sdr(){return this.uniforms.sdr.value}set sdr(e){this.uniforms.sdr.value=e}get gainMap(){return this.uniforms.gainMap.value}set gainMap(e){this.uniforms.gainMap.value=e}get offsetHdr(){return this.uniforms.offsetHdr.value.toArray()}set offsetHdr(e){this.uniforms.offsetHdr.value.fromArray(e)}get offsetSdr(){return this.uniforms.offsetSdr.value.toArray()}set offsetSdr(e){this.uniforms.offsetSdr.value.fromArray(e)}get gainMapMin(){return this.uniforms.gainMapMin.value.toArray()}set gainMapMin(e){this.uniforms.gainMapMin.value.fromArray(e)}get gainMapMax(){return this.uniforms.gainMapMax.value.toArray()}set gainMapMax(e){this.uniforms.gainMapMax.value.fromArray(e)}get gamma(){const e=this.uniforms.gamma.value;return[1/e.x,1/e.y,1/e.z]}set gamma(e){const t=this.uniforms.gamma.value;t.x=1/e[0],t.y=1/e[1],t.z=1/e[2]}get hdrCapacityMin(){return this._hdrCapacityMin}set hdrCapacityMin(e){this._hdrCapacityMin=e,this.calculateWeight()}get hdrCapacityMax(){return this._hdrCapacityMax}set hdrCapacityMax(e){this._hdrCapacityMax=e,this.calculateWeight()}get maxDisplayBoost(){return this._maxDisplayBoost}set maxDisplayBoost(e){this._maxDisplayBoost=Math.max(1,Math.min(65504,e)),this.calculateWeight()}calculateWeight(){const e=(Math.log2(this._maxDisplayBoost)-this._hdrCapacityMin)/(this._hdrCapacityMax-this._hdrCapacityMin);this.uniforms.weightFactor.value=Math.max(0,Math.min(1,e))}}class p_ extends Error{}class f_ extends Error{}const m_=(e,t,n)=>{const r=new RegExp(`${t}="([^"]*)"`,"i").exec(e);if(r)return r[1];const i=new RegExp(`<${t}[^>]*>([\\s\\S]*?)</${t}>`,"i").exec(e);if(i){const e=i[1].match(/<rdf:li>([^<]*)<\/rdf:li>/g);return e&&3===e.length?e.map((e=>e.replace(/<\/?rdf:li>/g,""))):i[1].trim()}if(void 0!==n)return n;throw new Error(`Can't find ${t} in gainmap metadata`)};class g_{constructor(e){this.options={debug:!(!e||void 0===e.debug)&&e.debug,extractFII:!e||void 0===e.extractFII||e.extractFII,extractNonFII:!e||void 0===e.extractNonFII||e.extractNonFII}}extract(e){return new Promise(((t,n)=>{const r=this.options.debug,i=new DataView(e.buffer);if(65496!==i.getUint16(0))return void n(new Error("Not a valid jpeg"));const a=i.byteLength;let o,s=2,l=0;for(;s<a;){if(++l>250)return void n(new Error(`Found no marker after ${l} loops \ud83d\ude35`));if(255!==i.getUint8(s))return void n(new Error(`Not a valid marker at offset 0x${s.toString(16)}, found: 0x${i.getUint8(s).toString(16)}`));if(o=i.getUint8(s+1),r&&console.log(`Marker: ${o.toString(16)}`),226===o){r&&console.log("Found APP2 marker (0xffe2)");const e=s+4;if(1297106432===i.getUint32(e)){const r=e+4;let a;if(18761===i.getUint16(r))a=!1;else{if(19789!==i.getUint16(r))return void n(new Error("No valid endianness marker found in TIFF header"));a=!0}if(42!==i.getUint16(r+2,!a))return void n(new Error("Not valid TIFF data! (no 0x002A marker)"));const o=i.getUint32(r+4,!a);if(o<8)return void n(new Error("Not valid TIFF data! (First offset less than 8)"));const s=r+o,l=i.getUint16(s,!a),c=s+2;let u=0;for(let e=c;e<c+12*l;e+=12)45057===i.getUint16(e,!a)&&(u=i.getUint32(e+8,!a));const h=s+2+12*l+4,d=[];for(let e=h;e<h+16*u;e+=16){const t={MPType:i.getUint32(e,!a),size:i.getUint32(e+4,!a),dataOffset:i.getUint32(e+8,!a),dependantImages:i.getUint32(e+12,!a),start:-1,end:-1,isFII:!1};t.dataOffset?(t.start=r+t.dataOffset,t.isFII=!1):(t.start=0,t.isFII=!0),t.end=t.start+t.size,d.push(t)}if(this.options.extractNonFII&&d.length){const e=new Blob([i]),n=[];for(const t of d){if(t.isFII&&!this.options.extractFII)continue;const r=e.slice(t.start,t.end+1,"image/jpeg");n.push(r)}t(n)}}}s+=2+i.getUint16(s+2)}}))}}const v_=async e=>{const t=(e=>{let t;t="undefined"!==typeof TextDecoder?(new TextDecoder).decode(e):e.toString();let n=t.indexOf("<x:xmpmeta");for(;-1!==n;){const e=t.indexOf("x:xmpmeta>",n),r=t.slice(n,e+10);try{const e=m_(r,"hdrgm:GainMapMin","0"),t=m_(r,"hdrgm:GainMapMax"),n=m_(r,"hdrgm:Gamma","1"),i=m_(r,"hdrgm:OffsetSDR","0.015625"),a=m_(r,"hdrgm:OffsetHDR","0.015625"),o=/hdrgm:HDRCapacityMin="([^"]*)"/.exec(r),s=o?o[1]:"0",l=/hdrgm:HDRCapacityMax="([^"]*)"/.exec(r);if(!l)throw new Error("Incomplete gainmap metadata");const c=l[1];return{gainMapMin:Array.isArray(e)?e.map((e=>parseFloat(e))):[parseFloat(e),parseFloat(e),parseFloat(e)],gainMapMax:Array.isArray(t)?t.map((e=>parseFloat(e))):[parseFloat(t),parseFloat(t),parseFloat(t)],gamma:Array.isArray(n)?n.map((e=>parseFloat(e))):[parseFloat(n),parseFloat(n),parseFloat(n)],offsetSdr:Array.isArray(i)?i.map((e=>parseFloat(e))):[parseFloat(i),parseFloat(i),parseFloat(i)],offsetHdr:Array.isArray(a)?a.map((e=>parseFloat(e))):[parseFloat(a),parseFloat(a),parseFloat(a)],hdrCapacityMin:parseFloat(s),hdrCapacityMax:parseFloat(c)}}catch(qS){}n=t.indexOf("<x:xmpmeta",e)}})(e);if(!t)throw new f_("Gain map XMP metadata not found");const n=new g_({extractFII:!0,extractNonFII:!0}),r=await n.extract(e);if(2!==r.length)throw new p_("Gain map recovery image not found");return{sdr:new Uint8Array(await r[0].arrayBuffer()),gainMap:new Uint8Array(await r[1].arrayBuffer()),metadata:t}},y_=e=>new Promise(((t,n)=>{const r=document.createElement("img");r.onload=()=>{t(r)},r.onerror=e=>{n(e)},r.src=URL.createObjectURL(e)}));class b_ extends vd{constructor(e,t){super(t),e&&(this._renderer=e),this._internalLoadingManager=new md}setRenderer(e){return this._renderer=e,this}setRenderTargetOptions(e){return this._renderTargetOptions=e,this}prepareQuadRenderer(){this._renderer||console.warn("WARNING: An existing WebGL Renderer was not passed to this Loader constructor or in setRenderer, the result of this Loader will need to be converted to a Data Texture with toDataTexture() before you can use it in your renderer.");const e=new 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e,t,r,i,a,o;n.domElement&&(n.domElement.style.touchAction="auto"),null==(e=n.domElement)||e.removeEventListener("contextmenu",Q),null==(t=n.domElement)||t.removeEventListener("pointerdown",X),null==(r=n.domElement)||r.removeEventListener("pointercancel",Y),null==(i=n.domElement)||i.removeEventListener("wheel",q),null==(a=n.domElement)||a.ownerDocument.removeEventListener("pointermove",J),null==(o=n.domElement)||o.ownerDocument.removeEventListener("pointerup",Y),null!==n._domElementKeyEvents&&n._domElementKeyEvents.removeEventListener("keydown",K)};const n=this,r={type:"change"},i={type:"start"},a={type:"end"},o={NONE:-1,ROTATE:0,DOLLY:1,PAN:2,TOUCH_ROTATE:3,TOUCH_PAN:4,TOUCH_DOLLY_PAN:5,TOUCH_DOLLY_ROTATE:6};let s=o.NONE;const l=1e-6,c=new Jp,u=new Jp;let h=1;const d=new Ua,p=new sa,f=new sa,m=new sa,g=new sa,v=new sa,y=new sa,b=new sa,_=new sa,x=new sa,S=new Ua,w=new sa;let A=!1;const M=[],E={};function C(){return Math.pow(.95,n.zoomSpeed)}function T(e){n.reverseOrbit||n.reverseHorizontalOrbit?u.theta+=e:u.theta-=e}function R(e){n.reverseOrbit||n.reverseVerticalOrbit?u.phi+=e:u.phi-=e}const P=(()=>{const e=new Ua;return function(t,n){e.setFromMatrixColumn(n,0),e.multiplyScalar(-t),d.add(e)}})(),B=(()=>{const e=new Ua;return function(t,r){!0===n.screenSpacePanning?e.setFromMatrixColumn(r,1):(e.setFromMatrixColumn(r,0),e.crossVectors(n.object.up,e)),e.multiplyScalar(t),d.add(e)}})(),I=(()=>{const e=new Ua;return function(t,r){const i=n.domElement;if(i&&n.object instanceof sl&&n.object.isPerspectiveCamera){const a=n.object.position;e.copy(a).sub(n.target);let o=e.length();o*=Math.tan(n.object.fov/2*Math.PI/180),P(2*t*o/i.clientHeight,n.object.matrix),B(2*r*o/i.clientHeight,n.object.matrix)}else i&&n.object instanceof zd&&n.object.isOrthographicCamera?(P(t*(n.object.right-n.object.left)/n.object.zoom/i.clientWidth,n.object.matrix),B(r*(n.object.top-n.object.bottom)/n.object.zoom/i.clientHeight,n.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),n.enablePan=!1)}})();function L(e){n.object instanceof sl&&n.object.isPerspectiveCamera||n.object instanceof zd&&n.object.isOrthographicCamera?h=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),n.enableZoom=!1)}function D(e){L(h/e)}function F(e){L(h*e)}function N(e){if(!n.zoomToCursor||!n.domElement)return;A=!0;const t=n.domElement.getBoundingClientRect(),r=e.clientX-t.left,i=e.clientY-t.top,a=t.width,o=t.height;w.x=r/a*2-1,w.y=-i/o*2+1,S.set(w.x,w.y,1).unproject(n.object).sub(n.object.position).normalize()}function k(e){return Math.max(n.minDistance,Math.min(n.maxDistance,e))}function U(e){p.set(e.clientX,e.clientY)}function O(e){g.set(e.clientX,e.clientY)}function z(){if(1==M.length)p.set(M[0].pageX,M[0].pageY);else{const e=.5*(M[0].pageX+M[1].pageX),t=.5*(M[0].pageY+M[1].pageY);p.set(e,t)}}function H(){if(1==M.length)g.set(M[0].pageX,M[0].pageY);else{const e=.5*(M[0].pageX+M[1].pageX),t=.5*(M[0].pageY+M[1].pageY);g.set(e,t)}}function G(){const e=M[0].pageX-M[1].pageX,t=M[0].pageY-M[1].pageY,n=Math.sqrt(e*e+t*t);b.set(0,n)}function V(e){if(1==M.length)f.set(e.pageX,e.pageY);else{const t=$(e),n=.5*(e.pageX+t.x),r=.5*(e.pageY+t.y);f.set(n,r)}m.subVectors(f,p).multiplyScalar(n.rotateSpeed);const t=n.domElement;t&&(T(2*Math.PI*m.x/t.clientHeight),R(2*Math.PI*m.y/t.clientHeight)),p.copy(f)}function j(e){if(1==M.length)v.set(e.pageX,e.pageY);else{const t=$(e),n=.5*(e.pageX+t.x),r=.5*(e.pageY+t.y);v.set(n,r)}y.subVectors(v,g).multiplyScalar(n.panSpeed),I(y.x,y.y),g.copy(v)}function W(e){const t=$(e),r=e.pageX-t.x,i=e.pageY-t.y,a=Math.sqrt(r*r+i*i);_.set(0,a),x.set(0,Math.pow(_.y/b.y,n.zoomSpeed)),D(x.y),b.copy(_)}function X(e){var t,r;!1!==n.enabled&&(0===M.length&&(null==(t=n.domElement)||t.ownerDocument.addEventListener("pointermove",J),null==(r=n.domElement)||r.ownerDocument.addEventListener("pointerup",Y)),function(e){M.push(e)}(e),"touch"===e.pointerType?function(e){switch(Z(e),M.length){case 1:switch(n.touches.ONE){case dt.ROTATE:if(!1===n.enableRotate)return;z(),s=o.TOUCH_ROTATE;break;case dt.PAN:if(!1===n.enablePan)return;H(),s=o.TOUCH_PAN;break;default:s=o.NONE}break;case 2:switch(n.touches.TWO){case dt.DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;n.enableZoom&&G(),n.enablePan&&H(),s=o.TOUCH_DOLLY_PAN;break;case dt.DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;n.enableZoom&&G(),n.enableRotate&&z(),s=o.TOUCH_DOLLY_ROTATE;break;default:s=o.NONE}break;default:s=o.NONE}s!==o.NONE&&n.dispatchEvent(i)}(e):function(e){let t;switch(e.button){case 0:t=n.mouseButtons.LEFT;break;case 1:t=n.mouseButtons.MIDDLE;break;case 2:t=n.mouseButtons.RIGHT;break;default:t=-1}switch(t){case ht.DOLLY:if(!1===n.enableZoom)return;!function(e){N(e),b.set(e.clientX,e.clientY)}(e),s=o.DOLLY;break;case ht.ROTATE:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===n.enablePan)return;O(e),s=o.PAN}else{if(!1===n.enableRotate)return;U(e),s=o.ROTATE}break;case ht.PAN:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===n.enableRotate)return;U(e),s=o.ROTATE}else{if(!1===n.enablePan)return;O(e),s=o.PAN}break;default:s=o.NONE}s!==o.NONE&&n.dispatchEvent(i)}(e))}function J(e){!1!==n.enabled&&("touch"===e.pointerType?function(e){switch(Z(e),s){case o.TOUCH_ROTATE:if(!1===n.enableRotate)return;V(e),n.update();break;case o.TOUCH_PAN:if(!1===n.enablePan)return;j(e),n.update();break;case o.TOUCH_DOLLY_PAN:if(!1===n.enableZoom&&!1===n.enablePan)return;!function(e){n.enableZoom&&W(e),n.enablePan&&j(e)}(e),n.update();break;case o.TOUCH_DOLLY_ROTATE:if(!1===n.enableZoom&&!1===n.enableRotate)return;!function(e){n.enableZoom&&W(e),n.enableRotate&&V(e)}(e),n.update();break;default:s=o.NONE}}(e):function(e){if(!1===n.enabled)return;switch(s){case o.ROTATE:if(!1===n.enableRotate)return;!function(e){f.set(e.clientX,e.clientY),m.subVectors(f,p).multiplyScalar(n.rotateSpeed);const t=n.domElement;t&&(T(2*Math.PI*m.x/t.clientHeight),R(2*Math.PI*m.y/t.clientHeight)),p.copy(f),n.update()}(e);break;case o.DOLLY:if(!1===n.enableZoom)return;!function(e){_.set(e.clientX,e.clientY),x.subVectors(_,b),x.y>0?D(C()):x.y<0&&F(C()),b.copy(_),n.update()}(e);break;case o.PAN:if(!1===n.enablePan)return;!function(e){v.set(e.clientX,e.clientY),y.subVectors(v,g).multiplyScalar(n.panSpeed),I(y.x,y.y),g.copy(v),n.update()}(e)}}(e))}function Y(e){var t,r,i;!function(e){delete E[e.pointerId];for(let t=0;t<M.length;t++)if(M[t].pointerId==e.pointerId)return void M.splice(t,1)}(e),0===M.length&&(null==(t=n.domElement)||t.releasePointerCapture(e.pointerId),null==(r=n.domElement)||r.ownerDocument.removeEventListener("pointermove",J),null==(i=n.domElement)||i.ownerDocument.removeEventListener("pointerup",Y)),n.dispatchEvent(a),s=o.NONE}function q(e){!1===n.enabled||!1===n.enableZoom||s!==o.NONE&&s!==o.ROTATE||(e.preventDefault(),n.dispatchEvent(i),function(e){N(e),e.deltaY<0?F(C()):e.deltaY>0&&D(C()),n.update()}(e),n.dispatchEvent(a))}function K(e){!1!==n.enabled&&!1!==n.enablePan&&function(e){let t=!1;switch(e.code){case n.keys.UP:I(0,n.keyPanSpeed),t=!0;break;case n.keys.BOTTOM:I(0,-n.keyPanSpeed),t=!0;break;case n.keys.LEFT:I(n.keyPanSpeed,0),t=!0;break;case n.keys.RIGHT:I(-n.keyPanSpeed,0),t=!0}t&&(e.preventDefault(),n.update())}(e)}function Q(e){!1!==n.enabled&&e.preventDefault()}function Z(e){let t=E[e.pointerId];void 0===t&&(t=new sa,E[e.pointerId]=t),t.set(e.pageX,e.pageY)}function $(e){const t=e.pointerId===M[0].pointerId?M[1]:M[0];return E[t.pointerId]}this.dollyIn=function(){F(arguments.length>0&&void 0!==arguments[0]?arguments[0]:C()),n.update()},this.dollyOut=function(){D(arguments.length>0&&void 0!==arguments[0]?arguments[0]:C()),n.update()},this.getScale=()=>h,this.setScale=e=>{L(e),n.update()},this.getZoomScale=()=>C(),void 0!==t&&this.connect(t),this.update()}}const Y_=i.forwardRef(((e,t)=>{let{makeDefault:n,camera:r,regress:a,domElement:o,enableDamping:s=!0,keyEvents:l=!1,onChange:c,onStart:u,onEnd:h,...d}=e;const p=xy((e=>e.invalidate)),f=xy((e=>e.camera)),m=xy((e=>e.gl)),g=xy((e=>e.events)),v=xy((e=>e.setEvents)),y=xy((e=>e.set)),b=xy((e=>e.get)),_=xy((e=>e.performance)),x=r||f,S=o||g.connected||m.domElement,w=i.useMemo((()=>new J_(x)),[x]);return Sy((()=>{w.enabled&&w.update()}),-1),i.useEffect((()=>(l&&w.connect(!0===l?S:l),w.connect(S),()=>{w.dispose()})),[l,S,a,w,p]),i.useEffect((()=>{const e=e=>{p(),a&&_.regress(),c&&c(e)},t=e=>{u&&u(e)},n=e=>{h&&h(e)};return w.addEventListener("change",e),w.addEventListener("start",t),w.addEventListener("end",n),()=>{w.removeEventListener("start",t),w.removeEventListener("end",n),w.removeEventListener("change",e)}}),[c,u,h,w,p,v]),i.useEffect((()=>{if(n){const e=b().controls;return y({controls:w}),()=>y({controls:e})}}),[n,w]),i.createElement("primitive",Sb({ref:t,object:w,enableDamping:s},d))}));var q_=Object.defineProperty,K_=(e,t,n)=>(((e,t,n)=>{t in e?q_(e,t,{enumerable:!0,configurable:!0,writable:!0,value:n}):e[t]=n})(e,"symbol"!==typeof t?t+"":t,n),n);class Q_ extends Go{constructor(e,t){super(),K_(this,"isTransformControls",!0),K_(this,"visible",!1),K_(this,"domElement"),K_(this,"raycaster",new jp),K_(this,"gizmo"),K_(this,"plane"),K_(this,"tempVector",new Ua),K_(this,"tempVector2",new Ua),K_(this,"tempQuaternion",new ka),K_(this,"unit",{X:new Ua(1,0,0),Y:new Ua(0,1,0),Z:new Ua(0,0,1)}),K_(this,"pointStart",new Ua),K_(this,"pointEnd",new Ua),K_(this,"offset",new Ua),K_(this,"rotationAxis",new 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0!==this.object&&(this.object.position.copy(this.positionStart),this.object.quaternion.copy(this.quaternionStart),this.object.scale.copy(this.scaleStart),this.dispatchEvent(this.changeEvent),this.dispatchEvent(this.objectChangeEvent),this.pointStart.copy(this.pointEnd)),this):this)),K_(this,"updateMatrixWorld",(()=>{void 0!==this.object&&(this.object.updateMatrixWorld(),null===this.object.parent?console.error("TransformControls: The attached 3D object must be a part of the scene graph."):this.object.parent.matrixWorld.decompose(this.parentPosition,this.parentQuaternion,this.parentScale),this.object.matrixWorld.decompose(this.worldPosition,this.worldQuaternion,this.worldScale),this.parentQuaternionInv.copy(this.parentQuaternion).invert(),this.worldQuaternionInv.copy(this.worldQuaternion).invert()),this.camera.updateMatrixWorld(),this.camera.matrixWorld.decompose(this.cameraPosition,this.cameraQuaternion,this.cameraScale),this.eye.copy(this.cameraPosition).sub(this.worldPosition).normalize(),super.updateMatrixWorld()})),K_(this,"pointerHover",(e=>{if(void 0===this.object||!0===this.dragging)return;this.raycaster.setFromCamera(e,this.camera);const t=this.intersectObjectWithRay(this.gizmo.picker[this.mode],this.raycaster);this.axis=t?t.object.name:null})),K_(this,"pointerDown",(e=>{if(void 0!==this.object&&!0!==this.dragging&&0===e.button&&null!==this.axis){this.raycaster.setFromCamera(e,this.camera);const t=this.intersectObjectWithRay(this.plane,this.raycaster,!0);if(t){let e=this.space;if("scale"===this.mode?e="local":"E"!==this.axis&&"XYZE"!==this.axis&&"XYZ"!==this.axis||(e="world"),"local"===e&&"rotate"===this.mode){const e=this.rotationSnap;"X"===this.axis&&e&&(this.object.rotation.x=Math.round(this.object.rotation.x/e)*e),"Y"===this.axis&&e&&(this.object.rotation.y=Math.round(this.object.rotation.y/e)*e),"Z"===this.axis&&e&&(this.object.rotation.z=Math.round(this.object.rotation.z/e)*e)}this.object.updateMatrixWorld(),this.object.parent&&this.object.parent.updateMatrixWorld(),this.positionStart.copy(this.object.position),this.quaternionStart.copy(this.object.quaternion),this.scaleStart.copy(this.object.scale),this.object.matrixWorld.decompose(this.worldPositionStart,this.worldQuaternionStart,this.worldScaleStart),this.pointStart.copy(t.point).sub(this.worldPositionStart)}this.dragging=!0,this.mouseDownEvent.mode=this.mode,this.dispatchEvent(this.mouseDownEvent)}})),K_(this,"pointerMove",(e=>{const t=this.axis,n=this.mode,r=this.object;let i=this.space;if("scale"===n?i="local":"E"!==t&&"XYZE"!==t&&"XYZ"!==t||(i="world"),void 0===r||null===t||!1===this.dragging||-1!==e.button)return;this.raycaster.setFromCamera(e,this.camera);const a=this.intersectObjectWithRay(this.plane,this.raycaster,!0);if(a){if(this.pointEnd.copy(a.point).sub(this.worldPositionStart),"translate"===n)this.offset.copy(this.pointEnd).sub(this.pointStart),"local"===i&&"XYZ"!==t&&this.offset.applyQuaternion(this.worldQuaternionInv),-1===t.indexOf("X")&&(this.offset.x=0),-1===t.indexOf("Y")&&(this.offset.y=0),-1===t.indexOf("Z")&&(this.offset.z=0),"local"===i&&"XYZ"!==t?this.offset.applyQuaternion(this.quaternionStart).divide(this.parentScale):this.offset.applyQuaternion(this.parentQuaternionInv).divide(this.parentScale),r.position.copy(this.offset).add(this.positionStart),this.translationSnap&&("local"===i&&(r.position.applyQuaternion(this.tempQuaternion.copy(this.quaternionStart).invert()),-1!==t.search("X")&&(r.position.x=Math.round(r.position.x/this.translationSnap)*this.translationSnap),-1!==t.search("Y")&&(r.position.y=Math.round(r.position.y/this.translationSnap)*this.translationSnap),-1!==t.search("Z")&&(r.position.z=Math.round(r.position.z/this.translationSnap)*this.translationSnap),r.position.applyQuaternion(this.quaternionStart)),"world"===i&&(r.parent&&r.position.add(this.tempVector.setFromMatrixPosition(r.parent.matrixWorld)),-1!==t.search("X")&&(r.position.x=Math.round(r.position.x/this.translationSnap)*this.translationSnap),-1!==t.search("Y")&&(r.position.y=Math.round(r.position.y/this.translationSnap)*this.translationSnap),-1!==t.search("Z")&&(r.position.z=Math.round(r.position.z/this.translationSnap)*this.translationSnap),r.parent&&r.position.sub(this.tempVector.setFromMatrixPosition(r.parent.matrixWorld))));else if("scale"===n){if(-1!==t.search("XYZ")){let e=this.pointEnd.length()/this.pointStart.length();this.pointEnd.dot(this.pointStart)<0&&(e*=-1),this.tempVector2.set(e,e,e)}else this.tempVector.copy(this.pointStart),this.tempVector2.copy(this.pointEnd),this.tempVector.applyQuaternion(this.worldQuaternionInv),this.tempVector2.applyQuaternion(this.worldQuaternionInv),this.tempVector2.divide(this.tempVector),-1===t.search("X")&&(this.tempVector2.x=1),-1===t.search("Y")&&(this.tempVector2.y=1),-1===t.search("Z")&&(this.tempVector2.z=1);r.scale.copy(this.scaleStart).multiply(this.tempVector2),this.scaleSnap&&this.object&&(-1!==t.search("X")&&(this.object.scale.x=Math.round(r.scale.x/this.scaleSnap)*this.scaleSnap||this.scaleSnap),-1!==t.search("Y")&&(r.scale.y=Math.round(r.scale.y/this.scaleSnap)*this.scaleSnap||this.scaleSnap),-1!==t.search("Z")&&(r.scale.z=Math.round(r.scale.z/this.scaleSnap)*this.scaleSnap||this.scaleSnap))}else if("rotate"===n){this.offset.copy(this.pointEnd).sub(this.pointStart);const e=20/this.worldPosition.distanceTo(this.tempVector.setFromMatrixPosition(this.camera.matrixWorld));"E"===t?(this.rotationAxis.copy(this.eye),this.rotationAngle=this.pointEnd.angleTo(this.pointStart),this.startNorm.copy(this.pointStart).normalize(),this.endNorm.copy(this.pointEnd).normalize(),this.rotationAngle*=this.endNorm.cross(this.startNorm).dot(this.eye)<0?1:-1):"XYZE"===t?(this.rotationAxis.copy(this.offset).cross(this.eye).normalize(),this.rotationAngle=this.offset.dot(this.tempVector.copy(this.rotationAxis).cross(this.eye))*e):"X"!==t&&"Y"!==t&&"Z"!==t||(this.rotationAxis.copy(this.unit[t]),this.tempVector.copy(this.unit[t]),"local"===i&&this.tempVector.applyQuaternion(this.worldQuaternion),this.rotationAngle=this.offset.dot(this.tempVector.cross(this.eye).normalize())*e),this.rotationSnap&&(this.rotationAngle=Math.round(this.rotationAngle/this.rotationSnap)*this.rotationSnap),"local"===i&&"E"!==t&&"XYZE"!==t?(r.quaternion.copy(this.quaternionStart),r.quaternion.multiply(this.tempQuaternion.setFromAxisAngle(this.rotationAxis,this.rotationAngle)).normalize()):(this.rotationAxis.applyQuaternion(this.parentQuaternionInv),r.quaternion.copy(this.tempQuaternion.setFromAxisAngle(this.rotationAxis,this.rotationAngle)),r.quaternion.multiply(this.quaternionStart).normalize())}this.dispatchEvent(this.changeEvent),this.dispatchEvent(this.objectChangeEvent)}})),K_(this,"pointerUp",(e=>{0===e.button&&(this.dragging&&null!==this.axis&&(this.mouseUpEvent.mode=this.mode,this.dispatchEvent(this.mouseUpEvent)),this.dragging=!1,this.axis=null)})),K_(this,"getPointer",(e=>{var t;if(this.domElement&&(null==(t=this.domElement.ownerDocument)?void 0:t.pointerLockElement))return{x:0,y:0,button:e.button};{const t=e.changedTouches?e.changedTouches[0]:e,n=this.domElement.getBoundingClientRect();return{x:(t.clientX-n.left)/n.width*2-1,y:-(t.clientY-n.top)/n.height*2+1,button:e.button}}})),K_(this,"onPointerHover",(e=>{if(this.enabled)switch(e.pointerType){case"mouse":case"pen":this.pointerHover(this.getPointer(e))}})),K_(this,"onPointerDown",(e=>{this.enabled&&this.domElement&&(this.domElement.style.touchAction="none",this.domElement.ownerDocument.addEventListener("pointermove",this.onPointerMove),this.pointerHover(this.getPointer(e)),this.pointerDown(this.getPointer(e)))})),K_(this,"onPointerMove",(e=>{this.enabled&&this.pointerMove(this.getPointer(e))})),K_(this,"onPointerUp",(e=>{this.enabled&&this.domElement&&(this.domElement.style.touchAction="",this.domElement.ownerDocument.removeEventListener("pointermove",this.onPointerMove),this.pointerUp(this.getPointer(e)))})),K_(this,"getMode",(()=>this.mode)),K_(this,"setMode",(e=>{this.mode=e})),K_(this,"setTranslationSnap",(e=>{this.translationSnap=e})),K_(this,"setRotationSnap",(e=>{this.rotationSnap=e})),K_(this,"setScaleSnap",(e=>{this.scaleSnap=e})),K_(this,"setSize",(e=>{this.size=e})),K_(this,"setSpace",(e=>{this.space=e})),K_(this,"update",(()=>{console.warn("THREE.TransformControls: update function has no more functionality and therefore has been deprecated.")})),K_(this,"connect",(e=>{e===document&&console.error('THREE.OrbitControls: "document" should not be used as the target "domElement". Please use "renderer.domElement" instead.'),this.domElement=e,this.domElement.addEventListener("pointerdown",this.onPointerDown),this.domElement.addEventListener("pointermove",this.onPointerHover),this.domElement.ownerDocument.addEventListener("pointerup",this.onPointerUp)})),K_(this,"dispose",(()=>{var e,t,n,r,i,a;null==(e=this.domElement)||e.removeEventListener("pointerdown",this.onPointerDown),null==(t=this.domElement)||t.removeEventListener("pointermove",this.onPointerHover),null==(r=null==(n=this.domElement)?void 0:n.ownerDocument)||r.removeEventListener("pointermove",this.onPointerMove),null==(a=null==(i=this.domElement)?void 0:i.ownerDocument)||a.removeEventListener("pointerup",this.onPointerUp),this.traverse((e=>{const t=e;t.geometry&&t.geometry.dispose(),t.material&&t.material.dispose()}))})),this.domElement=t,this.camera=e,this.gizmo=new Z_,this.add(this.gizmo),this.plane=new $_,this.add(this.plane);const n=(e,t)=>{let n=t;Object.defineProperty(this,e,{get:function(){return void 0!==n?n:t},set:function(t){n!==t&&(n=t,this.plane[e]=t,this.gizmo[e]=t,this.dispatchEvent({type:e+"-changed",value:t}),this.dispatchEvent(this.changeEvent))}}),this[e]=t,this.plane[e]=t,this.gizmo[e]=t};n("camera",this.camera),n("object",this.object),n("enabled",this.enabled),n("axis",this.axis),n("mode",this.mode),n("translationSnap",this.translationSnap),n("rotationSnap",this.rotationSnap),n("scaleSnap",this.scaleSnap),n("space",this.space),n("size",this.size),n("dragging",this.dragging),n("showX",this.showX),n("showY",this.showY),n("showZ",this.showZ),n("worldPosition",this.worldPosition),n("worldPositionStart",this.worldPositionStart),n("worldQuaternion",this.worldQuaternion),n("worldQuaternionStart",this.worldQuaternionStart),n("cameraPosition",this.cameraPosition),n("cameraQuaternion",this.cameraQuaternion),n("pointStart",this.pointStart),n("pointEnd",this.pointEnd),n("rotationAxis",this.rotationAxis),n("rotationAngle",this.rotationAngle),n("eye",this.eye),void 0!==t&&this.connect(t)}}class Z_ extends Go{constructor(){super(),K_(this,"isTransformControlsGizmo",!0),K_(this,"type","TransformControlsGizmo"),K_(this,"tempVector",new Ua(0,0,0)),K_(this,"tempEuler",new Mo),K_(this,"alignVector",new Ua(0,1,0)),K_(this,"zeroVector",new Ua(0,0,0)),K_(this,"lookAtMatrix",new mo),K_(this,"tempQuaternion",new ka),K_(this,"tempQuaternion2",new ka),K_(this,"identityQuaternion",new ka),K_(this,"unitX",new Ua(1,0,0)),K_(this,"unitY",new Ua(0,1,0)),K_(this,"unitZ",new Ua(0,0,1)),K_(this,"gizmo"),K_(this,"picker"),K_(this,"helper"),K_(this,"rotationAxis",new Ua),K_(this,"cameraPosition",new Ua),K_(this,"worldPositionStart",new Ua),K_(this,"worldQuaternionStart",new ka),K_(this,"worldPosition",new Ua),K_(this,"worldQuaternion",new ka),K_(this,"eye",new Ua),K_(this,"camera",null),K_(this,"enabled",!0),K_(this,"axis",null),K_(this,"mode","translate"),K_(this,"space","world"),K_(this,"size",1),K_(this,"dragging",!1),K_(this,"showX",!0),K_(this,"showY",!0),K_(this,"showZ",!0),K_(this,"updateMatrixWorld",(()=>{let e=this.space;"scale"===this.mode&&(e="local");const t="local"===e?this.worldQuaternion:this.identityQuaternion;this.gizmo.translate.visible="translate"===this.mode,this.gizmo.rotate.visible="rotate"===this.mode,this.gizmo.scale.visible="scale"===this.mode,this.helper.translate.visible="translate"===this.mode,this.helper.rotate.visible="rotate"===this.mode,this.helper.scale.visible="scale"===this.mode;let n=[];n=n.concat(this.picker[this.mode].children),n=n.concat(this.gizmo[this.mode].children),n=n.concat(this.helper[this.mode].children);for(let r=0;r<n.length;r++){const e=n[r];let i;if(e.visible=!0,e.rotation.set(0,0,0),e.position.copy(this.worldPosition),i=this.camera.isOrthographicCamera?(this.camera.top-this.camera.bottom)/this.camera.zoom:this.worldPosition.distanceTo(this.cameraPosition)*Math.min(1.9*Math.tan(Math.PI*this.camera.fov/360)/this.camera.zoom,7),e.scale.set(1,1,1).multiplyScalar(i*this.size/7),"helper"!==e.tag){if(e.quaternion.copy(t),"translate"===this.mode||"scale"===this.mode){const n=.99,r=.2,i=0;"X"!==e.name&&"XYZX"!==e.name||Math.abs(this.alignVector.copy(this.unitX).applyQuaternion(t).dot(this.eye))>n&&(e.scale.set(1e-10,1e-10,1e-10),e.visible=!1),"Y"!==e.name&&"XYZY"!==e.name||Math.abs(this.alignVector.copy(this.unitY).applyQuaternion(t).dot(this.eye))>n&&(e.scale.set(1e-10,1e-10,1e-10),e.visible=!1),"Z"!==e.name&&"XYZZ"!==e.name||Math.abs(this.alignVector.copy(this.unitZ).applyQuaternion(t).dot(this.eye))>n&&(e.scale.set(1e-10,1e-10,1e-10),e.visible=!1),"XY"===e.name&&Math.abs(this.alignVector.copy(this.unitZ).applyQuaternion(t).dot(this.eye))<r&&(e.scale.set(1e-10,1e-10,1e-10),e.visible=!1),"YZ"===e.name&&Math.abs(this.alignVector.copy(this.unitX).applyQuaternion(t).dot(this.eye))<r&&(e.scale.set(1e-10,1e-10,1e-10),e.visible=!1),"XZ"===e.name&&Math.abs(this.alignVector.copy(this.unitY).applyQuaternion(t).dot(this.eye))<r&&(e.scale.set(1e-10,1e-10,1e-10),e.visible=!1),-1!==e.name.search("X")&&(this.alignVector.copy(this.unitX).applyQuaternion(t).dot(this.eye)<i?"fwd"===e.tag?e.visible=!1:e.scale.x*=-1:"bwd"===e.tag&&(e.visible=!1)),-1!==e.name.search("Y")&&(this.alignVector.copy(this.unitY).applyQuaternion(t).dot(this.eye)<i?"fwd"===e.tag?e.visible=!1:e.scale.y*=-1:"bwd"===e.tag&&(e.visible=!1)),-1!==e.name.search("Z")&&(this.alignVector.copy(this.unitZ).applyQuaternion(t).dot(this.eye)<i?"fwd"===e.tag?e.visible=!1:e.scale.z*=-1:"bwd"===e.tag&&(e.visible=!1))}else"rotate"===this.mode&&(this.tempQuaternion2.copy(t),this.alignVector.copy(this.eye).applyQuaternion(this.tempQuaternion.copy(t).invert()),-1!==e.name.search("E")&&e.quaternion.setFromRotationMatrix(this.lookAtMatrix.lookAt(this.eye,this.zeroVector,this.unitY)),"X"===e.name&&(this.tempQuaternion.setFromAxisAngle(this.unitX,Math.atan2(-this.alignVector.y,this.alignVector.z)),this.tempQuaternion.multiplyQuaternions(this.tempQuaternion2,this.tempQuaternion),e.quaternion.copy(this.tempQuaternion)),"Y"===e.name&&(this.tempQuaternion.setFromAxisAngle(this.unitY,Math.atan2(this.alignVector.x,this.alignVector.z)),this.tempQuaternion.multiplyQuaternions(this.tempQuaternion2,this.tempQuaternion),e.quaternion.copy(this.tempQuaternion)),"Z"===e.name&&(this.tempQuaternion.setFromAxisAngle(this.unitZ,Math.atan2(this.alignVector.y,this.alignVector.x)),this.tempQuaternion.multiplyQuaternions(this.tempQuaternion2,this.tempQuaternion),e.quaternion.copy(this.tempQuaternion)));e.visible=e.visible&&(-1===e.name.indexOf("X")||this.showX),e.visible=e.visible&&(-1===e.name.indexOf("Y")||this.showY),e.visible=e.visible&&(-1===e.name.indexOf("Z")||this.showZ),e.visible=e.visible&&(-1===e.name.indexOf("E")||this.showX&&this.showY&&this.showZ),e.material.tempOpacity=e.material.tempOpacity||e.material.opacity,e.material.tempColor=e.material.tempColor||e.material.color.clone(),e.material.color.copy(e.material.tempColor),e.material.opacity=e.material.tempOpacity,this.enabled?this.axis&&(e.name===this.axis||this.axis.split("").some((function(t){return e.name===t}))?(e.material.opacity=1,e.material.color.lerp(new ss(1,1,1),.5)):(e.material.opacity*=.25,e.material.color.lerp(new ss(1,1,1),.5))):(e.material.opacity*=.5,e.material.color.lerp(new ss(1,1,1),.5))}else e.visible=!1,"AXIS"===e.name?(e.position.copy(this.worldPositionStart),e.visible=!!this.axis,"X"===this.axis&&(this.tempQuaternion.setFromEuler(this.tempEuler.set(0,0,0)),e.quaternion.copy(t).multiply(this.tempQuaternion),Math.abs(this.alignVector.copy(this.unitX).applyQuaternion(t).dot(this.eye))>.9&&(e.visible=!1)),"Y"===this.axis&&(this.tempQuaternion.setFromEuler(this.tempEuler.set(0,0,Math.PI/2)),e.quaternion.copy(t).multiply(this.tempQuaternion),Math.abs(this.alignVector.copy(this.unitY).applyQuaternion(t).dot(this.eye))>.9&&(e.visible=!1)),"Z"===this.axis&&(this.tempQuaternion.setFromEuler(this.tempEuler.set(0,Math.PI/2,0)),e.quaternion.copy(t).multiply(this.tempQuaternion),Math.abs(this.alignVector.copy(this.unitZ).applyQuaternion(t).dot(this.eye))>.9&&(e.visible=!1)),"XYZE"===this.axis&&(this.tempQuaternion.setFromEuler(this.tempEuler.set(0,Math.PI/2,0)),this.alignVector.copy(this.rotationAxis),e.quaternion.setFromRotationMatrix(this.lookAtMatrix.lookAt(this.zeroVector,this.alignVector,this.unitY)),e.quaternion.multiply(this.tempQuaternion),e.visible=this.dragging),"E"===this.axis&&(e.visible=!1)):"START"===e.name?(e.position.copy(this.worldPositionStart),e.visible=this.dragging):"END"===e.name?(e.position.copy(this.worldPosition),e.visible=this.dragging):"DELTA"===e.name?(e.position.copy(this.worldPositionStart),e.quaternion.copy(this.worldQuaternionStart),this.tempVector.set(1e-10,1e-10,1e-10).add(this.worldPositionStart).sub(this.worldPosition).multiplyScalar(-1),this.tempVector.applyQuaternion(this.worldQuaternionStart.clone().invert()),e.scale.copy(this.tempVector),e.visible=this.dragging):(e.quaternion.copy(t),this.dragging?e.position.copy(this.worldPositionStart):e.position.copy(this.worldPosition),this.axis&&(e.visible=-1!==this.axis.search(e.name)))}super.updateMatrixWorld()}));const e=new hs({depthTest:!1,depthWrite:!1,transparent:!0,side:wt,fog:!1,toneMapped:!1}),t=new Fc({depthTest:!1,depthWrite:!1,transparent:!0,linewidth:1,fog:!1,toneMapped:!1}),n=e.clone();n.opacity=.15;const r=e.clone();r.opacity=.33;const i=e.clone();i.color.set(16711680);const a=e.clone();a.color.set(65280);const o=e.clone();o.color.set(255);const s=e.clone();s.opacity=.25;const l=s.clone();l.color.set(16776960);const c=s.clone();c.color.set(65535);const u=s.clone();u.color.set(16711935);e.clone().color.set(16776960);const h=t.clone();h.color.set(16711680);const d=t.clone();d.color.set(65280);const p=t.clone();p.color.set(255);const f=t.clone();f.color.set(65535);const m=t.clone();m.color.set(16711935);const g=t.clone();g.color.set(16776960);const v=t.clone();v.color.set(7895160);const y=g.clone();y.opacity=.25;const b=new Fu(0,.05,.2,12,1,!1),_=new Qs(.125,.125,.125),x=new ks;x.setAttribute("position",new Rs([0,0,0,1,0,0],3));const S=(e,t)=>{const n=new ks,r=[];for(let i=0;i<=64*t;++i)r.push(0,Math.cos(i/32*Math.PI)*e,Math.sin(i/32*Math.PI)*e);return n.setAttribute("position",new Rs(r,3)),n},w={X:[[new qs(b,i),[1,0,0],[0,0,-Math.PI/2],null,"fwd"],[new qs(b,i),[1,0,0],[0,0,Math.PI/2],null,"bwd"],[new Vc(x,h)]],Y:[[new qs(b,a),[0,1,0],null,null,"fwd"],[new qs(b,a),[0,1,0],[Math.PI,0,0],null,"bwd"],[new Vc(x,d),null,[0,0,Math.PI/2]]],Z:[[new qs(b,o),[0,0,1],[Math.PI/2,0,0],null,"fwd"],[new qs(b,o),[0,0,1],[-Math.PI/2,0,0],null,"bwd"],[new Vc(x,p),null,[0,-Math.PI/2,0]]],XYZ:[[new qs(new Ah(.1,0),s.clone()),[0,0,0],[0,0,0]]],XY:[[new qs(new Mh(.295,.295),l.clone()),[.15,.15,0]],[new Vc(x,g),[.18,.3,0],null,[.125,1,1]],[new Vc(x,g),[.3,.18,0],[0,0,Math.PI/2],[.125,1,1]]],YZ:[[new qs(new Mh(.295,.295),c.clone()),[0,.15,.15],[0,Math.PI/2,0]],[new Vc(x,f),[0,.18,.3],[0,0,Math.PI/2],[.125,1,1]],[new Vc(x,f),[0,.3,.18],[0,-Math.PI/2,0],[.125,1,1]]],XZ:[[new qs(new Mh(.295,.295),u.clone()),[.15,0,.15],[-Math.PI/2,0,0]],[new Vc(x,m),[.18,0,.3],null,[.125,1,1]],[new Vc(x,m),[.3,0,.18],[0,-Math.PI/2,0],[.125,1,1]]]},A={X:[[new qs(new Fu(.2,0,1,4,1,!1),n),[.6,0,0],[0,0,-Math.PI/2]]],Y:[[new qs(new Fu(.2,0,1,4,1,!1),n),[0,.6,0]]],Z:[[new qs(new Fu(.2,0,1,4,1,!1),n),[0,0,.6],[Math.PI/2,0,0]]],XYZ:[[new qs(new Ah(.2,0),n)]],XY:[[new qs(new Mh(.4,.4),n),[.2,.2,0]]],YZ:[[new qs(new Mh(.4,.4),n),[0,.2,.2],[0,Math.PI/2,0]]],XZ:[[new qs(new Mh(.4,.4),n),[.2,0,.2],[-Math.PI/2,0,0]]]},M={START:[[new qs(new Ah(.01,2),r),null,null,null,"helper"]],END:[[new qs(new Ah(.01,2),r),null,null,null,"helper"]],DELTA:[[new Vc((()=>{const e=new ks;return e.setAttribute("position",new Rs([0,0,0,1,1,1],3)),e})(),r),null,null,null,"helper"]],X:[[new Vc(x,r.clone()),[-1e3,0,0],null,[1e6,1,1],"helper"]],Y:[[new Vc(x,r.clone()),[0,-1e3,0],[0,0,Math.PI/2],[1e6,1,1],"helper"]],Z:[[new Vc(x,r.clone()),[0,0,-1e3],[0,-Math.PI/2,0],[1e6,1,1],"helper"]]},E={X:[[new Vc(S(1,.5),h)],[new qs(new Ah(.04,0),i),[0,0,.99],null,[1,3,1]]],Y:[[new Vc(S(1,.5),d),null,[0,0,-Math.PI/2]],[new qs(new Ah(.04,0),a),[0,0,.99],null,[3,1,1]]],Z:[[new Vc(S(1,.5),p),null,[0,Math.PI/2,0]],[new qs(new Ah(.04,0),o),[.99,0,0],null,[1,3,1]]],E:[[new Vc(S(1.25,1),y),null,[0,Math.PI/2,0]],[new qs(new Fu(.03,0,.15,4,1,!1),y),[1.17,0,0],[0,0,-Math.PI/2],[1,1,.001]],[new qs(new Fu(.03,0,.15,4,1,!1),y),[-1.17,0,0],[0,0,Math.PI/2],[1,1,.001]],[new qs(new Fu(.03,0,.15,4,1,!1),y),[0,-1.17,0],[Math.PI,0,0],[1,1,.001]],[new qs(new Fu(.03,0,.15,4,1,!1),y),[0,1.17,0],[0,0,0],[1,1,.001]]],XYZE:[[new Vc(S(1,1),v),null,[0,Math.PI/2,0]]]},C={AXIS:[[new Vc(x,r.clone()),[-1e3,0,0],null,[1e6,1,1],"helper"]]},T={X:[[new qs(new Ph(1,.1,4,24),n),[0,0,0],[0,-Math.PI/2,-Math.PI/2]]],Y:[[new qs(new Ph(1,.1,4,24),n),[0,0,0],[Math.PI/2,0,0]]],Z:[[new qs(new Ph(1,.1,4,24),n),[0,0,0],[0,0,-Math.PI/2]]],E:[[new qs(new Ph(1.25,.1,2,24),n)]],XYZE:[[new qs(new Th(.7,10,8),n)]]},R={X:[[new qs(_,i),[.8,0,0],[0,0,-Math.PI/2]],[new Vc(x,h),null,null,[.8,1,1]]],Y:[[new qs(_,a),[0,.8,0]],[new Vc(x,d),null,[0,0,Math.PI/2],[.8,1,1]]],Z:[[new qs(_,o),[0,0,.8],[Math.PI/2,0,0]],[new Vc(x,p),null,[0,-Math.PI/2,0],[.8,1,1]]],XY:[[new qs(_,l),[.85,.85,0],null,[2,2,.2]],[new Vc(x,g),[.855,.98,0],null,[.125,1,1]],[new Vc(x,g),[.98,.855,0],[0,0,Math.PI/2],[.125,1,1]]],YZ:[[new qs(_,c),[0,.85,.85],null,[.2,2,2]],[new Vc(x,f),[0,.855,.98],[0,0,Math.PI/2],[.125,1,1]],[new Vc(x,f),[0,.98,.855],[0,-Math.PI/2,0],[.125,1,1]]],XZ:[[new qs(_,u),[.85,0,.85],null,[2,.2,2]],[new Vc(x,m),[.855,0,.98],null,[.125,1,1]],[new Vc(x,m),[.98,0,.855],[0,-Math.PI/2,0],[.125,1,1]]],XYZX:[[new qs(new Qs(.125,.125,.125),s.clone()),[1.1,0,0]]],XYZY:[[new qs(new Qs(.125,.125,.125),s.clone()),[0,1.1,0]]],XYZZ:[[new qs(new Qs(.125,.125,.125),s.clone()),[0,0,1.1]]]},P={X:[[new qs(new Fu(.2,0,.8,4,1,!1),n),[.5,0,0],[0,0,-Math.PI/2]]],Y:[[new qs(new Fu(.2,0,.8,4,1,!1),n),[0,.5,0]]],Z:[[new qs(new Fu(.2,0,.8,4,1,!1),n),[0,0,.5],[Math.PI/2,0,0]]],XY:[[new qs(_,n),[.85,.85,0],null,[3,3,.2]]],YZ:[[new qs(_,n),[0,.85,.85],null,[.2,3,3]]],XZ:[[new qs(_,n),[.85,0,.85],null,[3,.2,3]]],XYZX:[[new qs(new Qs(.2,.2,.2),n),[1.1,0,0]]],XYZY:[[new qs(new Qs(.2,.2,.2),n),[0,1.1,0]]],XYZZ:[[new qs(new Qs(.2,.2,.2),n),[0,0,1.1]]]},B={X:[[new Vc(x,r.clone()),[-1e3,0,0],null,[1e6,1,1],"helper"]],Y:[[new Vc(x,r.clone()),[0,-1e3,0],[0,0,Math.PI/2],[1e6,1,1],"helper"]],Z:[[new Vc(x,r.clone()),[0,0,-1e3],[0,-Math.PI/2,0],[1e6,1,1],"helper"]]},I=e=>{const t=new Go;for(let n in e)for(let r=e[n].length;r--;){const i=e[n][r][0].clone(),a=e[n][r][1],o=e[n][r][2],s=e[n][r][3],l=e[n][r][4];i.name=n,i.tag=l,a&&i.position.set(a[0],a[1],a[2]),o&&i.rotation.set(o[0],o[1],o[2]),s&&i.scale.set(s[0],s[1],s[2]),i.updateMatrix();const c=i.geometry.clone();c.applyMatrix4(i.matrix),i.geometry=c,i.renderOrder=1/0,i.position.set(0,0,0),i.rotation.set(0,0,0),i.scale.set(1,1,1),t.add(i)}return t};this.gizmo={},this.picker={},this.helper={},this.add(this.gizmo.translate=I(w)),this.add(this.gizmo.rotate=I(E)),this.add(this.gizmo.scale=I(R)),this.add(this.picker.translate=I(A)),this.add(this.picker.rotate=I(T)),this.add(this.picker.scale=I(P)),this.add(this.helper.translate=I(M)),this.add(this.helper.rotate=I(C)),this.add(this.helper.scale=I(B)),this.picker.translate.visible=!1,this.picker.rotate.visible=!1,this.picker.scale.visible=!1}}class $_ extends qs{constructor(){super(new Mh(1e5,1e5,2,2),new hs({visible:!1,wireframe:!0,side:wt,transparent:!0,opacity:.1,toneMapped:!1})),K_(this,"isTransformControlsPlane",!0),K_(this,"type","TransformControlsPlane"),K_(this,"unitX",new Ua(1,0,0)),K_(this,"unitY",new Ua(0,1,0)),K_(this,"unitZ",new Ua(0,0,1)),K_(this,"tempVector",new Ua),K_(this,"dirVector",new Ua),K_(this,"alignVector",new Ua),K_(this,"tempMatrix",new mo),K_(this,"identityQuaternion",new ka),K_(this,"cameraQuaternion",new ka),K_(this,"worldPosition",new Ua),K_(this,"worldQuaternion",new ka),K_(this,"eye",new Ua),K_(this,"axis",null),K_(this,"mode","translate"),K_(this,"space","world"),K_(this,"updateMatrixWorld",(()=>{let e=this.space;switch(this.position.copy(this.worldPosition),"scale"===this.mode&&(e="local"),this.unitX.set(1,0,0).applyQuaternion("local"===e?this.worldQuaternion:this.identityQuaternion),this.unitY.set(0,1,0).applyQuaternion("local"===e?this.worldQuaternion:this.identityQuaternion),this.unitZ.set(0,0,1).applyQuaternion("local"===e?this.worldQuaternion:this.identityQuaternion),this.alignVector.copy(this.unitY),this.mode){case"translate":case"scale":switch(this.axis){case"X":this.alignVector.copy(this.eye).cross(this.unitX),this.dirVector.copy(this.unitX).cross(this.alignVector);break;case"Y":this.alignVector.copy(this.eye).cross(this.unitY),this.dirVector.copy(this.unitY).cross(this.alignVector);break;case"Z":this.alignVector.copy(this.eye).cross(this.unitZ),this.dirVector.copy(this.unitZ).cross(this.alignVector);break;case"XY":this.dirVector.copy(this.unitZ);break;case"YZ":this.dirVector.copy(this.unitX);break;case"XZ":this.alignVector.copy(this.unitZ),this.dirVector.copy(this.unitY);break;case"XYZ":case"E":this.dirVector.set(0,0,0)}break;default:this.dirVector.set(0,0,0)}0===this.dirVector.length()?this.quaternion.copy(this.cameraQuaternion):(this.tempMatrix.lookAt(this.tempVector.set(0,0,0),this.dirVector,this.alignVector),this.quaternion.setFromRotationMatrix(this.tempMatrix)),super.updateMatrixWorld()}))}}const ex=i.forwardRef(((e,t)=>{let{children:n,domElement:r,onChange:a,onMouseDown:o,onMouseUp:s,onObjectChange:l,object:c,makeDefault:u,camera:h,enabled:d,axis:p,mode:f,translationSnap:m,rotationSnap:g,scaleSnap:v,space:y,size:b,showX:_,showY:x,showZ:S,...w}=e;const A=xy((e=>e.controls)),M=xy((e=>e.gl)),E=xy((e=>e.events)),C=xy((e=>e.camera)),T=xy((e=>e.invalidate)),R=xy((e=>e.get)),P=xy((e=>e.set)),B=h||C,I=r||E.connected||M.domElement,L=i.useMemo((()=>new Q_(B,I)),[B,I]),D=i.useRef(null);i.useLayoutEffect((()=>(c?L.attach(c instanceof Go?c:c.current):D.current instanceof Go&&L.attach(D.current),()=>{L.detach()})),[c,n,L]),i.useEffect((()=>{if(A){const e=e=>A.enabled=!e.value;return L.addEventListener("dragging-changed",e),()=>L.removeEventListener("dragging-changed",e)}}),[L,A]);const F=i.useRef(void 0),N=i.useRef(void 0),k=i.useRef(void 0),U=i.useRef(void 0);return i.useLayoutEffect((()=>{F.current=a}),[a]),i.useLayoutEffect((()=>{N.current=o}),[o]),i.useLayoutEffect((()=>{k.current=s}),[s]),i.useLayoutEffect((()=>{U.current=l}),[l]),i.useEffect((()=>{const e=e=>{T(),null==F.current||F.current(e)},t=e=>null==N.current?void 0:N.current(e),n=e=>null==k.current?void 0:k.current(e),r=e=>null==U.current?void 0:U.current(e);return L.addEventListener("change",e),L.addEventListener("mouseDown",t),L.addEventListener("mouseUp",n),L.addEventListener("objectChange",r),()=>{L.removeEventListener("change",e),L.removeEventListener("mouseDown",t),L.removeEventListener("mouseUp",n),L.removeEventListener("objectChange",r)}}),[T,L]),i.useEffect((()=>{if(u){const e=R().controls;return P({controls:L}),()=>P({controls:e})}}),[u,L]),i.createElement(i.Fragment,null,i.createElement("primitive",{ref:t,object:L,enabled:d,axis:p,mode:f,translationSnap:m,rotationSnap:g,scaleSnap:v,space:y,size:b,showX:_,showY:x,showZ:S}),i.createElement("group",Sb({ref:D},w),n))})),tx=new Ha,nx=new Ua;class rx extends qd{constructor(){super(),this.isLineSegmentsGeometry=!0,this.type="LineSegmentsGeometry";this.setIndex([0,2,1,2,3,1,2,4,3,4,5,3,4,6,5,6,7,5]),this.setAttribute("position",new Rs([-1,2,0,1,2,0,-1,1,0,1,1,0,-1,0,0,1,0,0,-1,-1,0,1,-1,0],3)),this.setAttribute("uv",new Rs([-1,2,1,2,-1,1,1,1,-1,-1,1,-1,-1,-2,1,-2],2))}applyMatrix4(e){const t=this.attributes.instanceStart,n=this.attributes.instanceEnd;return void 0!==t&&(t.applyMatrix4(e),n.applyMatrix4(e),t.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}setPositions(e){let t;e instanceof Float32Array?t=e:Array.isArray(e)&&(t=new Float32Array(e));const n=new Hp(t,6,1);return this.setAttribute("instanceStart",new _l(n,3,0)),this.setAttribute("instanceEnd",new _l(n,3,3)),this.computeBoundingBox(),this.computeBoundingSphere(),this}setColors(e){let t,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:3;e instanceof Float32Array?t=e:Array.isArray(e)&&(t=new Float32Array(e));const r=new Hp(t,2*n,1);return this.setAttribute("instanceColorStart",new _l(r,n,0)),this.setAttribute("instanceColorEnd",new _l(r,n,n)),this}fromWireframeGeometry(e){return this.setPositions(e.attributes.position.array),this}fromEdgesGeometry(e){return this.setPositions(e.attributes.position.array),this}fromMesh(e){return this.fromWireframeGeometry(new Lh(e.geometry)),this}fromLineSegments(e){const t=e.geometry;return this.setPositions(t.attributes.position.array),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new Ha);const e=this.attributes.instanceStart,t=this.attributes.instanceEnd;void 0!==e&&void 0!==t&&(this.boundingBox.setFromBufferAttribute(e),tx.setFromBufferAttribute(t),this.boundingBox.union(tx))}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new ao),null===this.boundingBox&&this.computeBoundingBox();const e=this.attributes.instanceStart,t=this.attributes.instanceEnd;if(void 0!==e&&void 0!==t){const n=this.boundingSphere.center;this.boundingBox.getCenter(n);let r=0;for(let i=0,a=e.count;i<a;i++)nx.fromBufferAttribute(e,i),r=Math.max(r,n.distanceToSquared(nx)),nx.fromBufferAttribute(t,i),r=Math.max(r,n.distanceToSquared(nx));this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error("THREE.LineSegmentsGeometry.computeBoundingSphere(): Computed radius is NaN. The instanced position data is likely to have NaN values.",this)}}toJSON(){}applyMatrix(e){return console.warn("THREE.LineSegmentsGeometry: applyMatrix() has been renamed to applyMatrix4()."),this.applyMatrix4(e)}}class ix extends nl{constructor(e){super({type:"LineMaterial",uniforms:tl.clone(tl.merge([zf.common,zf.fog,{worldUnits:{value:1},linewidth:{value:1},resolution:{value:new sa(1,1)},dashOffset:{value:0},dashScale:{value:1},dashSize:{value:1},gapSize:{value:1}}])),vertexShader:"\n\t\t\t\t#include <common>\n\t\t\t\t#include <fog_pars_vertex>\n\t\t\t\t#include <logdepthbuf_pars_vertex>\n\t\t\t\t#include <clipping_planes_pars_vertex>\n\n\t\t\t\tuniform float linewidth;\n\t\t\t\tuniform vec2 resolution;\n\n\t\t\t\tattribute vec3 instanceStart;\n\t\t\t\tattribute vec3 instanceEnd;\n\n\t\t\t\t#ifdef USE_COLOR\n\t\t\t\t\t#ifdef USE_LINE_COLOR_ALPHA\n\t\t\t\t\t\tvarying vec4 vLineColor;\n\t\t\t\t\t\tattribute vec4 instanceColorStart;\n\t\t\t\t\t\tattribute vec4 instanceColorEnd;\n\t\t\t\t\t#else\n\t\t\t\t\t\tvarying vec3 vLineColor;\n\t\t\t\t\t\tattribute vec3 instanceColorStart;\n\t\t\t\t\t\tattribute vec3 instanceColorEnd;\n\t\t\t\t\t#endif\n\t\t\t\t#endif\n\n\t\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\t\tvarying vec4 worldPos;\n\t\t\t\t\tvarying vec3 worldStart;\n\t\t\t\t\tvarying vec3 worldEnd;\n\n\t\t\t\t\t#ifdef USE_DASH\n\n\t\t\t\t\t\tvarying vec2 vUv;\n\n\t\t\t\t\t#endif\n\n\t\t\t\t#else\n\n\t\t\t\t\tvarying vec2 vUv;\n\n\t\t\t\t#endif\n\n\t\t\t\t#ifdef USE_DASH\n\n\t\t\t\t\tuniform float dashScale;\n\t\t\t\t\tattribute float instanceDistanceStart;\n\t\t\t\t\tattribute float instanceDistanceEnd;\n\t\t\t\t\tvarying float vLineDistance;\n\n\t\t\t\t#endif\n\n\t\t\t\tvoid trimSegment( const in vec4 start, inout vec4 end ) {\n\n\t\t\t\t\t// trim end segment so it terminates between the camera plane and the near plane\n\n\t\t\t\t\t// conservative estimate of the near plane\n\t\t\t\t\tfloat a = projectionMatrix[ 2 ][ 2 ]; // 3nd entry in 3th column\n\t\t\t\t\tfloat b = projectionMatrix[ 3 ][ 2 ]; // 3nd entry in 4th column\n\t\t\t\t\tfloat nearEstimate = - 0.5 * b / a;\n\n\t\t\t\t\tfloat alpha = ( nearEstimate - start.z ) / ( end.z - start.z );\n\n\t\t\t\t\tend.xyz = mix( start.xyz, end.xyz, alpha );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\t#ifdef USE_COLOR\n\n\t\t\t\t\t\tvLineColor = ( position.y < 0.5 ) ? instanceColorStart : instanceColorEnd;\n\n\t\t\t\t\t#endif\n\n\t\t\t\t\t#ifdef USE_DASH\n\n\t\t\t\t\t\tvLineDistance = ( position.y < 0.5 ) ? dashScale * instanceDistanceStart : dashScale * instanceDistanceEnd;\n\t\t\t\t\t\tvUv = uv;\n\n\t\t\t\t\t#endif\n\n\t\t\t\t\tfloat aspect = resolution.x / resolution.y;\n\n\t\t\t\t\t// camera space\n\t\t\t\t\tvec4 start = modelViewMatrix * vec4( instanceStart, 1.0 );\n\t\t\t\t\tvec4 end = modelViewMatrix * vec4( instanceEnd, 1.0 );\n\n\t\t\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\t\t\tworldStart = start.xyz;\n\t\t\t\t\t\tworldEnd = end.xyz;\n\n\t\t\t\t\t#else\n\n\t\t\t\t\t\tvUv = uv;\n\n\t\t\t\t\t#endif\n\n\t\t\t\t\t// special case for perspective projection, and segments that terminate either in, or behind, the camera plane\n\t\t\t\t\t// clearly the gpu firmware has a way of addressing this issue when projecting into ndc space\n\t\t\t\t\t// but we need to perform ndc-space calculations in the shader, so we must address this issue directly\n\t\t\t\t\t// perhaps there is a more elegant solution -- WestLangley\n\n\t\t\t\t\tbool perspective = ( projectionMatrix[ 2 ][ 3 ] == - 1.0 ); // 4th entry in the 3rd column\n\n\t\t\t\t\tif ( perspective ) {\n\n\t\t\t\t\t\tif ( start.z < 0.0 && end.z >= 0.0 ) {\n\n\t\t\t\t\t\t\ttrimSegment( start, end );\n\n\t\t\t\t\t\t} else if ( end.z < 0.0 && start.z >= 0.0 ) {\n\n\t\t\t\t\t\t\ttrimSegment( end, start );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t}\n\n\t\t\t\t\t// clip space\n\t\t\t\t\tvec4 clipStart = projectionMatrix * start;\n\t\t\t\t\tvec4 clipEnd = projectionMatrix * end;\n\n\t\t\t\t\t// ndc space\n\t\t\t\t\tvec3 ndcStart = clipStart.xyz / clipStart.w;\n\t\t\t\t\tvec3 ndcEnd = clipEnd.xyz / clipEnd.w;\n\n\t\t\t\t\t// direction\n\t\t\t\t\tvec2 dir = ndcEnd.xy - ndcStart.xy;\n\n\t\t\t\t\t// account for clip-space aspect ratio\n\t\t\t\t\tdir.x *= aspect;\n\t\t\t\t\tdir = normalize( dir );\n\n\t\t\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\t\t\t// get the offset direction as perpendicular to the view vector\n\t\t\t\t\t\tvec3 worldDir = normalize( end.xyz - start.xyz );\n\t\t\t\t\t\tvec3 offset;\n\t\t\t\t\t\tif ( position.y < 0.5 ) {\n\n\t\t\t\t\t\t\toffset = normalize( cross( start.xyz, worldDir ) );\n\n\t\t\t\t\t\t} else {\n\n\t\t\t\t\t\t\toffset = normalize( cross( end.xyz, worldDir ) );\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// sign flip\n\t\t\t\t\t\tif ( position.x < 0.0 ) offset *= - 1.0;\n\n\t\t\t\t\t\tfloat forwardOffset = dot( worldDir, vec3( 0.0, 0.0, 1.0 ) );\n\n\t\t\t\t\t\t// don't extend the line if we're rendering dashes because we\n\t\t\t\t\t\t// won't be rendering the endcaps\n\t\t\t\t\t\t#ifndef USE_DASH\n\n\t\t\t\t\t\t\t// extend the line bounds to encompass  endcaps\n\t\t\t\t\t\t\tstart.xyz += - worldDir * linewidth * 0.5;\n\t\t\t\t\t\t\tend.xyz += worldDir * linewidth * 0.5;\n\n\t\t\t\t\t\t\t// shift the position of the quad so it hugs the forward edge of the line\n\t\t\t\t\t\t\toffset.xy -= dir * forwardOffset;\n\t\t\t\t\t\t\toffset.z += 0.5;\n\n\t\t\t\t\t\t#endif\n\n\t\t\t\t\t\t// endcaps\n\t\t\t\t\t\tif ( position.y > 1.0 || position.y < 0.0 ) {\n\n\t\t\t\t\t\t\toffset.xy += dir * 2.0 * forwardOffset;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// adjust for linewidth\n\t\t\t\t\t\toffset *= linewidth * 0.5;\n\n\t\t\t\t\t\t// set the world position\n\t\t\t\t\t\tworldPos = ( position.y < 0.5 ) ? start : end;\n\t\t\t\t\t\tworldPos.xyz += offset;\n\n\t\t\t\t\t\t// project the worldpos\n\t\t\t\t\t\tvec4 clip = projectionMatrix * worldPos;\n\n\t\t\t\t\t\t// shift the depth of the projected points so the line\n\t\t\t\t\t\t// segments overlap neatly\n\t\t\t\t\t\tvec3 clipPose = ( position.y < 0.5 ) ? ndcStart : ndcEnd;\n\t\t\t\t\t\tclip.z = clipPose.z * clip.w;\n\n\t\t\t\t\t#else\n\n\t\t\t\t\t\tvec2 offset = vec2( dir.y, - dir.x );\n\t\t\t\t\t\t// undo aspect ratio adjustment\n\t\t\t\t\t\tdir.x /= aspect;\n\t\t\t\t\t\toffset.x /= aspect;\n\n\t\t\t\t\t\t// sign flip\n\t\t\t\t\t\tif ( position.x < 0.0 ) offset *= - 1.0;\n\n\t\t\t\t\t\t// endcaps\n\t\t\t\t\t\tif ( position.y < 0.0 ) {\n\n\t\t\t\t\t\t\toffset += - dir;\n\n\t\t\t\t\t\t} else if ( position.y > 1.0 ) {\n\n\t\t\t\t\t\t\toffset += dir;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t\t// adjust for linewidth\n\t\t\t\t\t\toffset *= linewidth;\n\n\t\t\t\t\t\t// adjust for clip-space to screen-space conversion // maybe resolution should be based on viewport ...\n\t\t\t\t\t\toffset /= resolution.y;\n\n\t\t\t\t\t\t// select end\n\t\t\t\t\t\tvec4 clip = ( position.y < 0.5 ) ? clipStart : clipEnd;\n\n\t\t\t\t\t\t// back to clip space\n\t\t\t\t\t\toffset *= clip.w;\n\n\t\t\t\t\t\tclip.xy += offset;\n\n\t\t\t\t\t#endif\n\n\t\t\t\t\tgl_Position = clip;\n\n\t\t\t\t\tvec4 mvPosition = ( position.y < 0.5 ) ? start : end; // this is an approximation\n\n\t\t\t\t\t#include <logdepthbuf_vertex>\n\t\t\t\t\t#include <clipping_planes_vertex>\n\t\t\t\t\t#include <fog_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:`\n\t\t\t\tuniform vec3 diffuse;\n\t\t\t\tuniform float opacity;\n\t\t\t\tuniform float linewidth;\n\n\t\t\t\t#ifdef USE_DASH\n\n\t\t\t\t\tuniform float dashOffset;\n\t\t\t\t\tuniform float dashSize;\n\t\t\t\t\tuniform float gapSize;\n\n\t\t\t\t#endif\n\n\t\t\t\tvarying float vLineDistance;\n\n\t\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\t\tvarying vec4 worldPos;\n\t\t\t\t\tvarying vec3 worldStart;\n\t\t\t\t\tvarying vec3 worldEnd;\n\n\t\t\t\t\t#ifdef USE_DASH\n\n\t\t\t\t\t\tvarying vec2 vUv;\n\n\t\t\t\t\t#endif\n\n\t\t\t\t#else\n\n\t\t\t\t\tvarying vec2 vUv;\n\n\t\t\t\t#endif\n\n\t\t\t\t#include <common>\n\t\t\t\t#include <fog_pars_fragment>\n\t\t\t\t#include <logdepthbuf_pars_fragment>\n\t\t\t\t#include <clipping_planes_pars_fragment>\n\n\t\t\t\t#ifdef USE_COLOR\n\t\t\t\t\t#ifdef USE_LINE_COLOR_ALPHA\n\t\t\t\t\t\tvarying vec4 vLineColor;\n\t\t\t\t\t#else\n\t\t\t\t\t\tvarying vec3 vLineColor;\n\t\t\t\t\t#endif\n\t\t\t\t#endif\n\n\t\t\t\tvec2 closestLineToLine(vec3 p1, vec3 p2, vec3 p3, vec3 p4) {\n\n\t\t\t\t\tfloat mua;\n\t\t\t\t\tfloat mub;\n\n\t\t\t\t\tvec3 p13 = p1 - p3;\n\t\t\t\t\tvec3 p43 = p4 - p3;\n\n\t\t\t\t\tvec3 p21 = p2 - p1;\n\n\t\t\t\t\tfloat d1343 = dot( p13, p43 );\n\t\t\t\t\tfloat d4321 = dot( p43, p21 );\n\t\t\t\t\tfloat d1321 = dot( p13, p21 );\n\t\t\t\t\tfloat d4343 = dot( p43, p43 );\n\t\t\t\t\tfloat d2121 = dot( p21, p21 );\n\n\t\t\t\t\tfloat denom = d2121 * d4343 - d4321 * d4321;\n\n\t\t\t\t\tfloat numer = d1343 * d4321 - d1321 * d4343;\n\n\t\t\t\t\tmua = numer / denom;\n\t\t\t\t\tmua = clamp( mua, 0.0, 1.0 );\n\t\t\t\t\tmub = ( d1343 + d4321 * ( mua ) ) / d4343;\n\t\t\t\t\tmub = clamp( mub, 0.0, 1.0 );\n\n\t\t\t\t\treturn vec2( mua, mub );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\t#include <clipping_planes_fragment>\n\n\t\t\t\t\t#ifdef USE_DASH\n\n\t\t\t\t\t\tif ( vUv.y < - 1.0 || vUv.y > 1.0 ) discard; // discard endcaps\n\n\t\t\t\t\t\tif ( mod( vLineDistance + dashOffset, dashSize + gapSize ) > dashSize ) discard; // todo - FIX\n\n\t\t\t\t\t#endif\n\n\t\t\t\t\tfloat alpha = opacity;\n\n\t\t\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\t\t\t// Find the closest points on the view ray and the line segment\n\t\t\t\t\t\tvec3 rayEnd = normalize( worldPos.xyz ) * 1e5;\n\t\t\t\t\t\tvec3 lineDir = worldEnd - worldStart;\n\t\t\t\t\t\tvec2 params = closestLineToLine( worldStart, worldEnd, vec3( 0.0, 0.0, 0.0 ), rayEnd );\n\n\t\t\t\t\t\tvec3 p1 = worldStart + lineDir * params.x;\n\t\t\t\t\t\tvec3 p2 = rayEnd * params.y;\n\t\t\t\t\t\tvec3 delta = p1 - p2;\n\t\t\t\t\t\tfloat len = length( delta );\n\t\t\t\t\t\tfloat norm = len / linewidth;\n\n\t\t\t\t\t\t#ifndef USE_DASH\n\n\t\t\t\t\t\t\t#ifdef USE_ALPHA_TO_COVERAGE\n\n\t\t\t\t\t\t\t\tfloat dnorm = fwidth( norm );\n\t\t\t\t\t\t\t\talpha = 1.0 - smoothstep( 0.5 - dnorm, 0.5 + dnorm, norm );\n\n\t\t\t\t\t\t\t#else\n\n\t\t\t\t\t\t\t\tif ( norm > 0.5 ) {\n\n\t\t\t\t\t\t\t\t\tdiscard;\n\n\t\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t\t#endif\n\n\t\t\t\t\t\t#endif\n\n\t\t\t\t\t#else\n\n\t\t\t\t\t\t#ifdef USE_ALPHA_TO_COVERAGE\n\n\t\t\t\t\t\t\t// artifacts appear on some hardware if a derivative is taken within a conditional\n\t\t\t\t\t\t\tfloat a = vUv.x;\n\t\t\t\t\t\t\tfloat b = ( vUv.y > 0.0 ) ? vUv.y - 1.0 : vUv.y + 1.0;\n\t\t\t\t\t\t\tfloat len2 = a * a + b * b;\n\t\t\t\t\t\t\tfloat dlen = fwidth( len2 );\n\n\t\t\t\t\t\t\tif ( abs( vUv.y ) > 1.0 ) {\n\n\t\t\t\t\t\t\t\talpha = 1.0 - smoothstep( 1.0 - dlen, 1.0 + dlen, len2 );\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t#else\n\n\t\t\t\t\t\t\tif ( abs( vUv.y ) > 1.0 ) {\n\n\t\t\t\t\t\t\t\tfloat a = vUv.x;\n\t\t\t\t\t\t\t\tfloat b = ( vUv.y > 0.0 ) ? vUv.y - 1.0 : vUv.y + 1.0;\n\t\t\t\t\t\t\t\tfloat len2 = a * a + b * b;\n\n\t\t\t\t\t\t\t\tif ( len2 > 1.0 ) discard;\n\n\t\t\t\t\t\t\t}\n\n\t\t\t\t\t\t#endif\n\n\t\t\t\t\t#endif\n\n\t\t\t\t\tvec4 diffuseColor = vec4( diffuse, alpha );\n\t\t\t\t\t#ifdef USE_COLOR\n\t\t\t\t\t\t#ifdef USE_LINE_COLOR_ALPHA\n\t\t\t\t\t\t\tdiffuseColor *= vLineColor;\n\t\t\t\t\t\t#else\n\t\t\t\t\t\t\tdiffuseColor.rgb *= vLineColor;\n\t\t\t\t\t\t#endif\n\t\t\t\t\t#endif\n\n\t\t\t\t\t#include <logdepthbuf_fragment>\n\n\t\t\t\t\tgl_FragColor = diffuseColor;\n\n\t\t\t\t\t#include <tonemapping_fragment>\n\t\t\t\t\t#include <${wb>=154?"colorspace_fragment":"encodings_fragment"}>\n\t\t\t\t\t#include <fog_fragment>\n\t\t\t\t\t#include <premultiplied_alpha_fragment>\n\n\t\t\t\t}\n\t\t\t`,clipping:!0}),this.isLineMaterial=!0,this.onBeforeCompile=function(){this.transparent?this.defines.USE_LINE_COLOR_ALPHA="1":delete this.defines.USE_LINE_COLOR_ALPHA},Object.defineProperties(this,{color:{enumerable:!0,get:function(){return this.uniforms.diffuse.value},set:function(e){this.uniforms.diffuse.value=e}},worldUnits:{enumerable:!0,get:function(){return"WORLD_UNITS"in this.defines},set:function(e){!0===e?this.defines.WORLD_UNITS="":delete this.defines.WORLD_UNITS}},linewidth:{enumerable:!0,get:function(){return this.uniforms.linewidth.value},set:function(e){this.uniforms.linewidth.value=e}},dashed:{enumerable:!0,get:function(){return Boolean("USE_DASH"in this.defines)},set(e){Boolean(e)!==Boolean("USE_DASH"in this.defines)&&(this.needsUpdate=!0),!0===e?this.defines.USE_DASH="":delete this.defines.USE_DASH}},dashScale:{enumerable:!0,get:function(){return this.uniforms.dashScale.value},set:function(e){this.uniforms.dashScale.value=e}},dashSize:{enumerable:!0,get:function(){return this.uniforms.dashSize.value},set:function(e){this.uniforms.dashSize.value=e}},dashOffset:{enumerable:!0,get:function(){return this.uniforms.dashOffset.value},set:function(e){this.uniforms.dashOffset.value=e}},gapSize:{enumerable:!0,get:function(){return this.uniforms.gapSize.value},set:function(e){this.uniforms.gapSize.value=e}},opacity:{enumerable:!0,get:function(){return this.uniforms.opacity.value},set:function(e){this.uniforms.opacity.value=e}},resolution:{enumerable:!0,get:function(){return this.uniforms.resolution.value},set:function(e){this.uniforms.resolution.value.copy(e)}},alphaToCoverage:{enumerable:!0,get:function(){return Boolean("USE_ALPHA_TO_COVERAGE"in this.defines)},set:function(e){Boolean(e)!==Boolean("USE_ALPHA_TO_COVERAGE"in this.defines)&&(this.needsUpdate=!0),!0===e?(this.defines.USE_ALPHA_TO_COVERAGE="",this.extensions.derivatives=!0):(delete this.defines.USE_ALPHA_TO_COVERAGE,this.extensions.derivatives=!1)}}}),this.setValues(e)}}const ax=wb>=125?"uv1":"uv2",ox=new Pa,sx=new Ua,lx=new Ua,cx=new Pa,ux=new Pa,hx=new Pa,dx=new Ua,px=new mo,fx=new ef,mx=new Ua,gx=new Ha,vx=new ao,yx=new Pa;let bx,_x;function xx(e,t,n){return yx.set(0,0,-t,1).applyMatrix4(e.projectionMatrix),yx.multiplyScalar(1/yx.w),yx.x=_x/n.width,yx.y=_x/n.height,yx.applyMatrix4(e.projectionMatrixInverse),yx.multiplyScalar(1/yx.w),Math.abs(Math.max(yx.x,yx.y))}class Sx extends qs{constructor(){super(arguments.length>0&&void 0!==arguments[0]?arguments[0]:new rx,arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ix({color:16777215*Math.random()})),this.isLineSegments2=!0,this.type="LineSegments2"}computeLineDistances(){const e=this.geometry,t=e.attributes.instanceStart,n=e.attributes.instanceEnd,r=new Float32Array(2*t.count);for(let a=0,o=0,s=t.count;a<s;a++,o+=2)sx.fromBufferAttribute(t,a),lx.fromBufferAttribute(n,a),r[o]=0===o?0:r[o-1],r[o+1]=r[o]+sx.distanceTo(lx);const i=new Hp(r,2,1);return e.setAttribute("instanceDistanceStart",new _l(i,1,0)),e.setAttribute("instanceDistanceEnd",new _l(i,1,1)),this}raycast(e,t){const n=this.material.worldUnits,r=e.camera;null!==r||n||console.error('LineSegments2: "Raycaster.camera" needs to be set in order to raycast against LineSegments2 while worldUnits is set to false.');const i=void 0!==e.params.Line2&&e.params.Line2.threshold||0;bx=e.ray;const a=this.matrixWorld,o=this.geometry,s=this.material;let l,c;if(_x=s.linewidth+i,null===o.boundingSphere&&o.computeBoundingSphere(),vx.copy(o.boundingSphere).applyMatrix4(a),n)l=.5*_x;else{l=xx(r,Math.max(r.near,vx.distanceToPoint(bx.origin)),s.resolution)}if(vx.radius+=l,!1!==bx.intersectsSphere(vx)){if(null===o.boundingBox&&o.computeBoundingBox(),gx.copy(o.boundingBox).applyMatrix4(a),n)c=.5*_x;else{c=xx(r,Math.max(r.near,gx.distanceToPoint(bx.origin)),s.resolution)}gx.expandByScalar(c),!1!==bx.intersectsBox(gx)&&(n?function(e,t){const n=e.matrixWorld,r=e.geometry,i=r.attributes.instanceStart,a=r.attributes.instanceEnd;for(let o=0,s=Math.min(r.instanceCount,i.count);o<s;o++){fx.start.fromBufferAttribute(i,o),fx.end.fromBufferAttribute(a,o),fx.applyMatrix4(n);const r=new Ua,s=new Ua;bx.distanceSqToSegment(fx.start,fx.end,s,r),s.distanceTo(r)<.5*_x&&t.push({point:s,pointOnLine:r,distance:bx.origin.distanceTo(s),object:e,face:null,faceIndex:o,uv:null,[ax]:null})}}(this,t):function(e,t,n){const r=t.projectionMatrix,i=e.material.resolution,a=e.matrixWorld,o=e.geometry,s=o.attributes.instanceStart,l=o.attributes.instanceEnd,c=Math.min(o.instanceCount,s.count),u=-t.near;bx.at(1,hx),hx.w=1,hx.applyMatrix4(t.matrixWorldInverse),hx.applyMatrix4(r),hx.multiplyScalar(1/hx.w),hx.x*=i.x/2,hx.y*=i.y/2,hx.z=0,dx.copy(hx),px.multiplyMatrices(t.matrixWorldInverse,a);for(let h=0,d=c;h<d;h++){if(cx.fromBufferAttribute(s,h),ux.fromBufferAttribute(l,h),cx.w=1,ux.w=1,cx.applyMatrix4(px),ux.applyMatrix4(px),cx.z>u&&ux.z>u)continue;if(cx.z>u){const e=cx.z-ux.z,t=(cx.z-u)/e;cx.lerp(ux,t)}else if(ux.z>u){const e=ux.z-cx.z,t=(ux.z-u)/e;ux.lerp(cx,t)}cx.applyMatrix4(r),ux.applyMatrix4(r),cx.multiplyScalar(1/cx.w),ux.multiplyScalar(1/ux.w),cx.x*=i.x/2,cx.y*=i.y/2,ux.x*=i.x/2,ux.y*=i.y/2,fx.start.copy(cx),fx.start.z=0,fx.end.copy(ux),fx.end.z=0;const t=fx.closestPointToPointParameter(dx,!0);fx.at(t,mx);const o=oa.lerp(cx.z,ux.z,t),c=o>=-1&&o<=1,d=dx.distanceTo(mx)<.5*_x;if(c&&d){fx.start.fromBufferAttribute(s,h),fx.end.fromBufferAttribute(l,h),fx.start.applyMatrix4(a),fx.end.applyMatrix4(a);const t=new Ua,r=new Ua;bx.distanceSqToSegment(fx.start,fx.end,r,t),n.push({point:r,pointOnLine:t,distance:bx.origin.distanceTo(r),object:e,face:null,faceIndex:h,uv:null,[ax]:null})}}}(this,r,t))}}onBeforeRender(e){const t=this.material.uniforms;t&&t.resolution&&(e.getViewport(ox),this.material.uniforms.resolution.value.set(ox.z,ox.w))}}class wx extends rx{constructor(){super(),this.isLineGeometry=!0,this.type="LineGeometry"}setPositions(e){const t=e.length-3,n=new Float32Array(2*t);for(let r=0;r<t;r+=3)n[2*r]=e[r],n[2*r+1]=e[r+1],n[2*r+2]=e[r+2],n[2*r+3]=e[r+3],n[2*r+4]=e[r+4],n[2*r+5]=e[r+5];return super.setPositions(n),this}setColors(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:3;const n=e.length-t,r=new Float32Array(2*n);if(3===t)for(let i=0;i<n;i+=t)r[2*i]=e[i],r[2*i+1]=e[i+1],r[2*i+2]=e[i+2],r[2*i+3]=e[i+3],r[2*i+4]=e[i+4],r[2*i+5]=e[i+5];else for(let i=0;i<n;i+=t)r[2*i]=e[i],r[2*i+1]=e[i+1],r[2*i+2]=e[i+2],r[2*i+3]=e[i+3],r[2*i+4]=e[i+4],r[2*i+5]=e[i+5],r[2*i+6]=e[i+6],r[2*i+7]=e[i+7];return super.setColors(r,t),this}fromLine(e){const t=e.geometry;return this.setPositions(t.attributes.position.array),this}}class Ax extends Sx{constructor(){super(arguments.length>0&&void 0!==arguments[0]?arguments[0]:new wx,arguments.length>1&&void 0!==arguments[1]?arguments[1]:new ix({color:16777215*Math.random()})),this.isLine2=!0,this.type="Line2"}}const Mx=i.forwardRef((function(e,t){let{points:n,color:r=16777215,vertexColors:a,linewidth:o,lineWidth:s,segments:l,dashed:c,...u}=e;var h,d;const p=xy((e=>e.size)),f=i.useMemo((()=>l?new Sx:new Ax),[l]),[m]=i.useState((()=>new ix)),g=4===(null==a||null==(h=a[0])?void 0:h.length)?4:3,v=i.useMemo((()=>{const e=l?new rx:new wx,t=n.map((e=>{const t=Array.isArray(e);return e instanceof Ua||e instanceof Pa?[e.x,e.y,e.z]:e instanceof sa?[e.x,e.y,0]:t&&3===e.length?[e[0],e[1],e[2]]:t&&2===e.length?[e[0],e[1],0]:e}));if(e.setPositions(t.flat()),a){r=16777215;const t=a.map((e=>e instanceof ss?e.toArray():e));e.setColors(t.flat(),g)}return e}),[n,l,a,g]);return i.useLayoutEffect((()=>{f.computeLineDistances()}),[n,f]),i.useLayoutEffect((()=>{c?m.defines.USE_DASH="":delete m.defines.USE_DASH,m.needsUpdate=!0}),[c,m]),i.useEffect((()=>()=>{v.dispose(),m.dispose()}),[v]),i.createElement("primitive",Sb({object:f,ref:t},u),i.createElement("primitive",{object:v,attach:"geometry"}),i.createElement("primitive",Sb({object:m,attach:"material",color:r,vertexColors:Boolean(a),resolution:[p.width,p.height],linewidth:null!==(d=null!==o&&void 0!==o?o:s)&&void 0!==d?d:1,dashed:c,transparent:4===g},u)))}));function Ex(e){let{onAddGoal:t,onAddObstacle:n,onStart:r,speed:i,onSpeedChange:a}=e;const o={display:"block",width:"100%",margin:"6px 0",padding:"8px 12px",background:"rgba(100, 149, 237, 0.7)",color:"#fff",border:"none",borderRadius:"4px",cursor:"pointer"};return(0,Lv.jsxs)("div",{style:{position:"absolute",top:"10px",right:"10px",background:"rgba(173, 216, 230, 0.9)",padding:"12px",borderRadius:"8px",boxShadow:"0 2px 8px rgba(0, 0, 0, 0.2)",zIndex:100},children:[(0,Lv.jsx)("button",{onClick:t,style:o,children:"Add Goal"}),(0,Lv.jsx)("button",{onClick:n,style:o,children:"Add Obstacle"}),(0,Lv.jsx)("button",{onClick:r,style:o,children:"Start"}),(0,Lv.jsx)("div",{style:{marginTop:8},children:(0,Lv.jsxs)("label",{children:["Speed:",(0,Lv.jsx)("select",{value:i,onChange:e=>a(parseFloat(e.target.value)),style:{marginLeft:8,padding:"4px 6px",borderRadius:4},children:[.5,1,2,5].map((e=>(0,Lv.jsxs)("option",{value:e,children:[e,"\xd7"]},e)))})]})})]})}const Cx=new WeakMap;class Tx extends vd{constructor(e){super(e),this.decoderPath="",this.decoderConfig={},this.decoderBinary=null,this.decoderPending=null,this.workerLimit=4,this.workerPool=[],this.workerNextTaskID=1,this.workerSourceURL="",this.defaultAttributeIDs={position:"POSITION",normal:"NORMAL",color:"COLOR",uv:"TEX_COORD"},this.defaultAttributeTypes={position:"Float32Array",normal:"Float32Array",color:"Float32Array",uv:"Float32Array"}}setDecoderPath(e){return this.decoderPath=e,this}setDecoderConfig(e){return this.decoderConfig=e,this}setWorkerLimit(e){return this.workerLimit=e,this}load(e,t,n,r){const i=new _d(this.manager);i.setPath(this.path),i.setResponseType("arraybuffer"),i.setRequestHeader(this.requestHeader),i.setWithCredentials(this.withCredentials),i.load(e,(e=>{const n={attributeIDs:this.defaultAttributeIDs,attributeTypes:this.defaultAttributeTypes,useUniqueIDs:!1};this.decodeGeometry(e,n).then(t).catch(r)}),n,r)}decodeDracoFile(e,t,n,r){const i={attributeIDs:n||this.defaultAttributeIDs,attributeTypes:r||this.defaultAttributeTypes,useUniqueIDs:!!n};this.decodeGeometry(e,i).then(t)}decodeGeometry(e,t){for(const s in t.attributeTypes){const e=t.attributeTypes[s];void 0!==e.BYTES_PER_ELEMENT&&(t.attributeTypes[s]=e.name)}const n=JSON.stringify(t);if(Cx.has(e)){const t=Cx.get(e);if(t.key===n)return t.promise;if(0===e.byteLength)throw new Error("THREE.DRACOLoader: Unable to re-decode a buffer with different settings. Buffer has already been transferred.")}let r;const i=this.workerNextTaskID++,a=e.byteLength,o=this._getWorker(i,a).then((n=>(r=n,new Promise(((n,a)=>{r._callbacks[i]={resolve:n,reject:a},r.postMessage({type:"decode",id:i,taskConfig:t,buffer:e},[e])}))))).then((e=>this._createGeometry(e.geometry)));return o.catch((()=>!0)).then((()=>{r&&i&&this._releaseTask(r,i)})),Cx.set(e,{key:n,promise:o}),o}_createGeometry(e){const t=new ks;e.index&&t.setIndex(new _s(e.index.array,1));for(let n=0;n<e.attributes.length;n++){const r=e.attributes[n],i=r.name,a=r.array,o=r.itemSize;t.setAttribute(i,new _s(a,o))}return t}_loadLibrary(e,t){const n=new _d(this.manager);return n.setPath(this.decoderPath),n.setResponseType(t),n.setWithCredentials(this.withCredentials),new Promise(((t,r)=>{n.load(e,t,void 0,r)}))}preload(){return this._initDecoder(),this}_initDecoder(){if(this.decoderPending)return this.decoderPending;const e="object"!==typeof WebAssembly||"js"===this.decoderConfig.type,t=[];return e?t.push(this._loadLibrary("draco_decoder.js","text")):(t.push(this._loadLibrary("draco_wasm_wrapper.js","text")),t.push(this._loadLibrary("draco_decoder.wasm","arraybuffer"))),this.decoderPending=Promise.all(t).then((t=>{const n=t[0];e||(this.decoderConfig.wasmBinary=t[1]);const r=Rx.toString(),i=["/* draco decoder */",n,"","/* worker */",r.substring(r.indexOf("{")+1,r.lastIndexOf("}"))].join("\n");this.workerSourceURL=URL.createObjectURL(new Blob([i]))})),this.decoderPending}_getWorker(e,t){return this._initDecoder().then((()=>{if(this.workerPool.length<this.workerLimit){const e=new Worker(this.workerSourceURL);e._callbacks={},e._taskCosts={},e._taskLoad=0,e.postMessage({type:"init",decoderConfig:this.decoderConfig}),e.onmessage=function(t){const n=t.data;switch(n.type){case"decode":e._callbacks[n.id].resolve(n);break;case"error":e._callbacks[n.id].reject(n);break;default:console.error('THREE.DRACOLoader: Unexpected message, "'+n.type+'"')}},this.workerPool.push(e)}else this.workerPool.sort((function(e,t){return e._taskLoad>t._taskLoad?-1:1}));const n=this.workerPool[this.workerPool.length-1];return n._taskCosts[e]=t,n._taskLoad+=t,n}))}_releaseTask(e,t){e._taskLoad-=e._taskCosts[t],delete e._callbacks[t],delete e._taskCosts[t]}debug(){console.log("Task load: ",this.workerPool.map((e=>e._taskLoad)))}dispose(){for(let e=0;e<this.workerPool.length;++e)this.workerPool[e].terminate();return this.workerPool.length=0,this}}function Rx(){let e,t;function n(e,t,n,r,i,a){const o=a.num_components(),s=n.num_points()*o,l=s*i.BYTES_PER_ELEMENT,c=function(e,t){switch(t){case Float32Array:return e.DT_FLOAT32;case Int8Array:return e.DT_INT8;case Int16Array:return e.DT_INT16;case Int32Array:return e.DT_INT32;case Uint8Array:return e.DT_UINT8;case Uint16Array:return e.DT_UINT16;case Uint32Array:return e.DT_UINT32}}(e,i),u=e._malloc(l);t.GetAttributeDataArrayForAllPoints(n,a,c,l,u);const h=new i(e.HEAPF32.buffer,u,s).slice();return e._free(u),{name:r,array:h,itemSize:o}}onmessage=function(r){const i=r.data;switch(i.type){case"init":e=i.decoderConfig,t=new Promise((function(t){e.onModuleLoaded=function(e){t({draco:e})},DracoDecoderModule(e)}));break;case"decode":const r=i.buffer,a=i.taskConfig;t.then((e=>{const t=e.draco,o=new t.Decoder,s=new t.DecoderBuffer;s.Init(new Int8Array(r),r.byteLength);try{const e=function(e,t,r,i){const a=i.attributeIDs,o=i.attributeTypes;let s,l;const c=t.GetEncodedGeometryType(r);if(c===e.TRIANGULAR_MESH)s=new e.Mesh,l=t.DecodeBufferToMesh(r,s);else{if(c!==e.POINT_CLOUD)throw new Error("THREE.DRACOLoader: Unexpected geometry type.");s=new e.PointCloud,l=t.DecodeBufferToPointCloud(r,s)}if(!l.ok()||0===s.ptr)throw new Error("THREE.DRACOLoader: Decoding failed: "+l.error_msg());const u={index:null,attributes:[]};for(const h in a){const r=self[o[h]];let l,c;if(i.useUniqueIDs)c=a[h],l=t.GetAttributeByUniqueId(s,c);else{if(c=t.GetAttributeId(s,e[a[h]]),-1===c)continue;l=t.GetAttribute(s,c)}u.attributes.push(n(e,t,s,h,r,l))}c===e.TRIANGULAR_MESH&&(u.index=function(e,t,n){const r=n.num_faces(),i=3*r,a=4*i,o=e._malloc(a);t.GetTrianglesUInt32Array(n,a,o);const s=new Uint32Array(e.HEAPF32.buffer,o,i).slice();return e._free(o),{array:s,itemSize:1}}(e,t,s));return e.destroy(s),u}(t,o,s,a),r=e.attributes.map((e=>e.array.buffer));e.index&&r.push(e.index.array.buffer),self.postMessage({type:"decode",id:i.id,geometry:e},r)}catch(l){console.error(l),self.postMessage({type:"error",id:i.id,error:l.message})}finally{t.destroy(s),t.destroy(o)}}))}}}let Px;const Bx=()=>{if(Px)return Px;const e=new Uint8Array([0,97,115,109,1,0,0,0,1,4,1,96,0,0,3,3,2,0,0,5,3,1,0,1,12,1,0,10,22,2,12,0,65,0,65,0,65,0,252,10,0,0,11,7,0,65,0,253,15,26,11]),t=new 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";WebAssembly.validate(e)&&(r="B9h9z9tFBBBFiI9gBB9gLaaaaaFa9gEaaaB9gFaFaEMcBBFBFFGGGEILF9wFFFLEFBFKNFaFCx/aFMO/LFVK9tv9t9vq95GBt9f9f939h9z9t9f9j9h9s9s9f9jW9vq9zBBp9tv9z9o9v9wW9f9kv9j9v9kv9WvqWv94h919m9mvqBG8Z9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv94h919m9mvqBIy9tv9z9o9v9wW9f9kv9j9v9kv9J9u9kv949TvZ91v9u9jvBLn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9P9jWBKi9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9R919hWBOn9tv9z9o9v9wW9f9kv9j9v9kv69p9sWvq9F949wBNI9z9iqlBVc+N9IcIBTEM9+FLa8jUUUUBCTlRBCBRFEXCBRGCBREEXABCNJAGJAECUaAFAGrCFZHIy86BBAEAIJREAGCFJHGCN9HQBMAFCx+YUUBJAE86BBAFCEWCxkUUBJAB8pEN83EBAFCFJHFCUG9HQBMMk8lLbaE97F9+FaL978jUUUUBCU/KBlHL8kUUUUBC9+RKGXAGCFJAI9LQBCaRKAE2BBC+gF9HQBALAEAIJHOAGlAG/8cBBCUoBAG9uC/wgBZHKCUGAKCUG9JyRNAECFJRKCBRVGXEXAVAF9PQFANAFAVlAVANJAF9JyRcGXGXAG9FQBAcCbJHIC9wZHMCE9sRSAMCFWRQAICIrCEJCGrRfCBRbEXAKRTCBRtGXEXGXAOATlAf9PQBCBRKSLMALCU/CBJAtAM9sJRmATAfJRKCBREGXAMCoB9JQBAOAKlC/gB9JQBCBRIEXAmAIJREGXGXGXGXGXATAICKrJ2BBHYCEZfIBFGEBMAECBDtDMIBSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAEAKDBBBDMIBAKCTJRKMGXGXGXGXGXAYCGrCEZfIBFGEBMAECBDtDMITSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMITAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAEAKDBBBDMITAKCTJRKMGXGXGXGXGXAYCIrCEZfIBFGEBMAECBDtDMIASEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIAAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAEAKDBBBDMIAAKCTJRKMGXGXGXGXGXAYCKrfIBFGEBMAECBDtDMI8wSEMAEAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHYCEWCxkUUBJDBEBAYCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHYCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMI8wAKCIJAeDeBJAYCx+YUUBJ2BBJRKSGMAEAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHYCEWCxkUUBJDBEBAYCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHYCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMI8wAKCNJAeDeBJAYCx+YUUBJ2BBJRKSFMAEAKDBBBDMI8wAKCTJRKMAICoBJREAICUFJAM9LQFAERIAOAKlC/fB9LQBMMGXAEAM9PQBAECErRIEXGXAOAKlCi9PQBCBRKSOMAmAEJRYGXGXGXGXGXATAECKrJ2BBAICKZrCEZfIBFGEBMAYCBDtDMIBSEMAYAKDBBIAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnHPCGD+MFAPDQBTFtGmEYIPLdKeOnC0+G+MiDtD9OHdCEDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCIJAeDeBJAiCx+YUUBJ2BBJRKSGMAYAKDBBNAKDBBBHPCID+MFAPDQBTFtGmEYIPLdKeOnC+P+e+8/4BDtD9OHdCbDbD8jHPAPDQBFGENVcMILKOSQfbHeD8dBh+BsxoxoUwN0AeD8dFhxoUwkwk+gUa0sHnhTkAnsHnhNkAnsHn7CgFZHiCEWCxkUUBJDBEBAiCx+YUUBJDBBBHeAeDQBBBBBBBBBBBBBBBBAnhAk7CgFZHiCEWCxkUUBJDBEBD9uDQBFGEILKOTtmYPdenDfAdAPD9SDMIBAKCNJAeDeBJAiCx+YUUBJ2BBJRKSFMAYAKDBBBDMIBAKCTJRKMAICGJRIAECTJHEAM9JQBMMGXAK9FQBAKRTAtCFJHtCI6QGSFMMCBRKSEMGXAM9FQBALCUGJAbJREALAbJDBGBReCBRYEXAEALCU/CBJAYJHIDBIBHdCFD9tAdCFDbHPD9OD9hD9RHdAIAMJDBIBH8ZCFD9tA8ZAPD9OD9hD9RH8ZDQBTFtGmEYIPLdKeOnHpAIAQJDBIBHyCFD9tAyAPD9OD9hD9RHyAIASJDBIBH8cCFD9tA8cAPD9OD9hD9RH8cDQBTFtGmEYIPLdKeOnH8dDQBFTtGEmYILPdKOenHPAPDQBFGEBFGEBFGEBFGEAeD9uHeDyBjGBAEAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJHIAeApA8dDQNVi8ZcMpySQ8c8dfb8e8fHPAPDQBFGEBFGEBFGEBFGED9uHeDyBjGBAIAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJHIAeAdA8ZDQNiV8ZcpMyS8cQ8df8eb8fHdAyA8cDQNiV8ZcpMyS8cQ8df8eb8fH8ZDQBFTtGEmYILPdKOenHPAPDQBFGEBFGEBFGEBFGED9uHeDyBjGBAIAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJHIAeAdA8ZDQNVi8ZcMpySQ8c8dfb8e8fHPAPDQBFGEBFGEBFGEBFGED9uHeDyBjGBAIAGJHIAeAPAPDQILKOILKOILKOILKOD9uHeDyBjGBAIAGJHIAeAPAPDQNVcMNVcMNVcMNVcMD9uHeDyBjGBAIAGJHIAeAPAPDQSQfbSQfbSQfbSQfbD9uHeDyBjGBAIAGJREAYCTJHYAM9JQBMMAbCIJHbAG9JQBMMABAVAG9sJALCUGJAcAG9s/8cBBALALCUGJAcCaJAG9sJAG/8cBBMAcCBAKyAVJRVAKQBMC9+RKSFMCBC99AOAKlAGCAAGCA9Ly6yRKMALCU/KBJ8kUUUUBAKMNBT+BUUUBM+KmFTa8jUUUUBCoFlHL8kUUUUBC9+RKGXAFCE9uHOCtJAI9LQBCaRKAE2BBHNC/wFZC/gF9HQBANCbZHVCF9LQBALCoBJCgFCUF/8MBALC84Jha83EBALC8wJha83EBALC8oJha83EBALCAJha83EBALCiJha83EBALCTJha83EBALha83ENALha83EBAEAIJC9wJRcAECFJHNAOJRMGXAF9FQBCQCbAVCF6yRSABRECBRVCBRQCBRfCBRICBRKEXGXAMAcuQBC9+RKSEMGXGXAN2BBHOC/vF9LQBALCoBJAOCIrCa9zAKJCbZCEWJHb8oGIRTAb8oGBRtGXAOCbZHbAS9PQBALAOCa9zAIJCbZCGWJ8oGBAVAbyROAb9FRbGXGXAGCG9HQBABAt87FBABCIJAO87FBABCGJAT87FBSFMAEAtjGBAECNJAOjGBAECIJATjGBMAVAbJRVALCoBJAKCEWJHmAOjGBAmATjGIALAICGWJAOjGBALCoBJAKCFJCbZHKCEWJHTAtjGBATAOjGIAIAbJRIAKCFJRKSGMGXGXAbCb6QBAQAbJAbC989zJCFJRQSFMAM1BBHbCgFZROGXGXAbCa9MQBAMCFJRMSFMAM1BFHbCgBZCOWAOCgBZqROGXAbCa9MQBAMCGJRMSFMAM1BGHbCgBZCfWAOqROGXAbCa9MQBAMCEJRMSFMAM1BEHbCgBZCdWAOqROGXAbCa9MQBAMCIJRMSFMAM2BIC8cWAOqROAMCLJRMMAOCFrCBAOCFZl9zAQJRQMGXGXAGCG9HQBABAt87FBABCIJAQ87FBABCGJAT87FBSFMAEAtjGBAECNJAQjGBAECIJATjGBMALCoBJAKCEWJHOAQjGBAOATjGIALAICGWJAQjGBALCoBJAKCFJCbZHKCEWJHOAtjGBAOAQjGIAICFJRIAKCFJRKSFMGXAOCDF9LQBALAIAcAOCbZJ2BBHbCIrHTlCbZCGWJ8oGBAVCFJHtATyROALAIAblCbZCGWJ8oGBAtAT9FHmJHtAbCbZHTyRbAT9FRTGXGXAGCG9HQBABAV87FBABCIJAb87FBABCGJAO87FBSFMAEAVjGBAECNJAbjGBAECIJAOjGBMALAICGWJAVjGBALCoBJAKCEWJHYAOjGBAYAVjGIALAICFJHICbZCGWJAOjGBALCoBJAKCFJCbZCEWJHYAbjGBAYAOjGIALAIAmJCbZHICGWJAbjGBALCoBJAKCGJCbZHKCEWJHOAVjGBAOAbjGIAKCFJRKAIATJRIAtATJRVSFMAVCBAM2BBHYyHTAOC/+F6HPJROAYCbZRtGXGXAYCIrHmQBAOCFJRbSFMAORbALAIAmlCbZCGWJ8oGBROMGXGXAtQBAbCFJRVSFMAbRVALAIAYlCbZCGWJ8oGBRbMGXGXAP9FQBAMCFJRYSFMAM1BFHYCgFZRTGXGXAYCa9MQBAMCGJRYSFMAM1BGHYCgBZCOWATCgBZqRTGXAYCa9MQBAMCEJRYSFMAM1BEHYCgBZCfWATqRTGXAYCa9MQBAMCIJRYSFMAM1BIHYCgBZCdWATqRTGXAYCa9MQBAMCLJRYSFMAMCKJRYAM2BLC8cWATqRTMATCFrCBATCFZl9zAQJHQRTMGXGXAmCb6QBAYRPSFMAY1BBHMCgFZROGXGXAMCa9MQBAYCFJRPSFMAY1BFHMCgBZCOWAOCgBZqROGXAMCa9MQBAYCGJRPSFMAY1BGHMCgBZCfWAOqROGXAMCa9MQBAYCEJRPSFMAY1BEHMCgBZCdWAOqROGXAMCa9MQBAYCIJRPSFMAYCLJRPAY2BIC8cWAOqROMAOCFrCBAOCFZl9zAQJHQROMGXGXAtCb6QBAPRMSFMAP1BBHMCgFZRbGXGXAMCa9MQBAPCFJRMSFMAP1BFHMCgBZCOWAbCgBZqRbGXAMCa9MQBAPCGJRMSFMAP1BGHMCgBZCfWAbqRbGXAMCa9MQBAPCEJRMSFMAP1BEHMCgBZCdWAbqRbGXAMCa9MQBAPCIJRMSFMAPCLJRMAP2B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i=WebAssembly.instantiate(function(e){const n=new Uint8Array(e.length);for(let t=0;t<e.length;++t){const r=e.charCodeAt(t);n[t]=r>96?r-71:r>64?r-65:r>47?r+4:r>46?63:62}let r=0;for(let i=0;i<e.length;++i)n[r++]=n[i]<60?t[n[i]]:64*(n[i]-60)+n[++i];return n.buffer.slice(0,r)}(r),{}).then((e=>{n=e.instance,n.exports.__wasm_call_ctors()}));function a(e,t,r,i,a,o){const s=n.exports.sbrk,l=r+3&-4,c=s(l*i),u=s(a.length),h=new Uint8Array(n.exports.memory.buffer);h.set(a,u);const d=e(c,r,i,u,a.length);if(0===d&&o&&o(c,l,i),t.set(h.subarray(c,c+r*i)),s(c-s(0)),0!==d)throw new Error(`Malformed buffer data: ${d}`)}const o={0:"",1:"meshopt_decodeFilterOct",2:"meshopt_decodeFilterQuat",3:"meshopt_decodeFilterExp",NONE:"",OCTAHEDRAL:"meshopt_decodeFilterOct",QUATERNION:"meshopt_decodeFilterQuat",EXPONENTIAL:"meshopt_decodeFilterExp"},s={0:"meshopt_decodeVertexBuffer",1:"meshopt_decodeIndexBuffer",2:"meshopt_decodeIndexSequence",ATTRIBUTES:"meshopt_decodeVertexBuffer",TRIANGLES:"meshopt_decodeIndexBuffer",INDICES:"meshopt_decodeIndexSequence"};return Px={ready:i,supported:!0,decodeVertexBuffer(e,t,r,i,s){a(n.exports.meshopt_decodeVertexBuffer,e,t,r,i,n.exports[o[s]])},decodeIndexBuffer(e,t,r,i){a(n.exports.meshopt_decodeIndexBuffer,e,t,r,i)},decodeIndexSequence(e,t,r,i){a(n.exports.meshopt_decodeIndexSequence,e,t,r,i)},decodeGltfBuffer(e,t,r,i,l,c){a(n.exports[s[l]],e,t,r,i,n.exports[o[c]])}},Px};function Ix(e,t){if(t===Qr)return console.warn("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Geometry already defined as triangles."),e;if(t===$r||t===Zr){let n=e.getIndex();if(null===n){const t=[],r=e.getAttribute("position");if(void 0===r)return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Undefined position attribute. Processing not possible."),e;for(let e=0;e<r.count;e++)t.push(e);e.setIndex(t),n=e.getIndex()}const r=n.count-2,i=[];if(n)if(t===$r)for(let e=1;e<=r;e++)i.push(n.getX(0)),i.push(n.getX(e)),i.push(n.getX(e+1));else for(let e=0;e<r;e++)e%2===0?(i.push(n.getX(e)),i.push(n.getX(e+1)),i.push(n.getX(e+2))):(i.push(n.getX(e+2)),i.push(n.getX(e+1)),i.push(n.getX(e)));i.length/3!==r&&console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unable to generate correct amount of triangles.");const a=e.clone();return a.setIndex(i),a.clearGroups(),a}return console.error("THREE.BufferGeometryUtils.toTrianglesDrawMode(): Unknown draw mode:",t),e}function Lx(e){if("undefined"!==typeof TextDecoder)return(new TextDecoder).decode(e);let t="";for(let n=0,r=e.length;n<r;n++)t+=String.fromCharCode(e[n]);try{return decodeURIComponent(escape(t))}catch(qS){return t}}const Dx="srgb",Fx="srgb-linear";class Nx extends vd{constructor(e){super(e),this.dracoLoader=null,this.ktx2Loader=null,this.meshoptDecoder=null,this.pluginCallbacks=[],this.register((function(e){return new Gx(e)})),this.register((function(e){return new Vx(e)})),this.register((function(e){return new Zx(e)})),this.register((function(e){return new $x(e)})),this.register((function(e){return new eS(e)})),this.register((function(e){return new Wx(e)})),this.register((function(e){return new Xx(e)})),this.register((function(e){return new Jx(e)})),this.register((function(e){return new Yx(e)})),this.register((function(e){return new Hx(e)})),this.register((function(e){return new qx(e)})),this.register((function(e){return new jx(e)})),this.register((function(e){return new Qx(e)})),this.register((function(e){return new Kx(e)})),this.register((function(e){return new Ox(e)})),this.register((function(e){return new tS(e)})),this.register((function(e){return new nS(e)}))}load(e,t,n,r){const i=this;let a;if(""!==this.resourcePath)a=this.resourcePath;else if(""!==this.path){const t=Yd.extractUrlBase(e);a=Yd.resolveURL(t,this.path)}else a=Yd.extractUrlBase(e);this.manager.itemStart(e);const o=function(t){r?r(t):console.error(t),i.manager.itemError(e),i.manager.itemEnd(e)},s=new _d(this.manager);s.setPath(this.path),s.setResponseType("arraybuffer"),s.setRequestHeader(this.requestHeader),s.setWithCredentials(this.withCredentials),s.load(e,(function(n){try{i.parse(n,a,(function(n){t(n),i.manager.itemEnd(e)}),o)}catch(qS){o(qS)}}),n,o)}setDRACOLoader(e){return this.dracoLoader=e,this}setDDSLoader(){throw new Error('THREE.GLTFLoader: "MSFT_texture_dds" no longer supported. Please update to "KHR_texture_basisu".')}setKTX2Loader(e){return this.ktx2Loader=e,this}setMeshoptDecoder(e){return this.meshoptDecoder=e,this}register(e){return-1===this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.push(e),this}unregister(e){return-1!==this.pluginCallbacks.indexOf(e)&&this.pluginCallbacks.splice(this.pluginCallbacks.indexOf(e),1),this}parse(e,t,n,r){let i;const a={},o={};if("string"===typeof e)i=JSON.parse(e);else if(e instanceof ArrayBuffer){if(Lx(new Uint8Array(e.slice(0,4)))===rS){try{a[Ux.KHR_BINARY_GLTF]=new oS(e)}catch(l){return void(r&&r(l))}i=JSON.parse(a[Ux.KHR_BINARY_GLTF].content)}else i=JSON.parse(Lx(new Uint8Array(e)))}else i=e;if(void 0===i.asset||i.asset.version[0]<2)return void(r&&r(new Error("THREE.GLTFLoader: Unsupported asset. glTF versions >=2.0 are supported.")));const s=new BS(i,{path:t||this.resourcePath||"",crossOrigin:this.crossOrigin,requestHeader:this.requestHeader,manager:this.manager,ktx2Loader:this.ktx2Loader,meshoptDecoder:this.meshoptDecoder});s.fileLoader.setRequestHeader(this.requestHeader);for(let c=0;c<this.pluginCallbacks.length;c++){const e=this.pluginCallbacks[c](s);e.name||console.error("THREE.GLTFLoader: Invalid plugin found: missing name"),o[e.name]=e,a[e.name]=!0}if(i.extensionsUsed)for(let c=0;c<i.extensionsUsed.length;++c){const e=i.extensionsUsed[c],t=i.extensionsRequired||[];switch(e){case Ux.KHR_MATERIALS_UNLIT:a[e]=new zx;break;case Ux.KHR_DRACO_MESH_COMPRESSION:a[e]=new sS(i,this.dracoLoader);break;case Ux.KHR_TEXTURE_TRANSFORM:a[e]=new lS;break;case Ux.KHR_MESH_QUANTIZATION:a[e]=new cS;break;default:t.indexOf(e)>=0&&void 0===o[e]&&console.warn('THREE.GLTFLoader: Unknown extension "'+e+'".')}}s.setExtensions(a),s.setPlugins(o),s.parse(n,r)}parseAsync(e,t){const n=this;return new Promise((function(r,i){n.parse(e,t,r,i)}))}}function kx(){let e={};return{get:function(t){return e[t]},add:function(t,n){e[t]=n},remove:function(t){delete e[t]},removeAll:function(){e={}}}}const Ux={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 Ox{constructor(e){this.parser=e,this.name=Ux.KHR_LIGHTS_PUNCTUAL,this.cache={refs:{},uses:{}}}_markDefs(){const e=this.parser,t=this.parser.json.nodes||[];for(let n=0,r=t.length;n<r;n++){const r=t[n];r.extensions&&r.extensions[this.name]&&void 0!==r.extensions[this.name].light&&e._addNodeRef(this.cache,r.extensions[this.name].light)}}_loadLight(e){const t=this.parser,n="light:"+e;let r=t.cache.get(n);if(r)return r;const i=t.json,a=((i.extensions&&i.extensions[this.name]||{}).lights||[])[e];let o;const s=new ss(16777215);void 0!==a.color&&s.setRGB(a.color[0],a.color[1],a.color[2],Fx);const l=void 0!==a.range?a.range:0;switch(a.type){case"directional":o=new Gd(s),o.target.position.set(0,0,-1),o.add(o.target);break;case"point":o=new Od(s),o.distance=l;break;case"spot":o=new Dd(s),o.distance=l,a.spot=a.spot||{},a.spot.innerConeAngle=void 0!==a.spot.innerConeAngle?a.spot.innerConeAngle:0,a.spot.outerConeAngle=void 0!==a.spot.outerConeAngle?a.spot.outerConeAngle:Math.PI/4,o.angle=a.spot.outerConeAngle,o.penumbra=1-a.spot.innerConeAngle/a.spot.outerConeAngle,o.target.position.set(0,0,-1),o.add(o.target);break;default:throw new Error("THREE.GLTFLoader: Unexpected light type: "+a.type)}return o.position.set(0,0,0),o.decay=2,MS(o,a),void 0!==a.intensity&&(o.intensity=a.intensity),o.name=t.createUniqueName(a.name||"light_"+e),r=Promise.resolve(o),t.cache.add(n,r),r}getDependency(e,t){if("light"===e)return this._loadLight(t)}createNodeAttachment(e){const t=this,n=this.parser,r=n.json.nodes[e],i=(r.extensions&&r.extensions[this.name]||{}).light;return void 0===i?null:this._loadLight(i).then((function(e){return n._getNodeRef(t.cache,i,e)}))}}class zx{constructor(){this.name=Ux.KHR_MATERIALS_UNLIT}getMaterialType(){return hs}extendParams(e,t,n){const r=[];e.color=new ss(1,1,1),e.opacity=1;const i=t.pbrMetallicRoughness;if(i){if(Array.isArray(i.baseColorFactor)){const t=i.baseColorFactor;e.color.setRGB(t[0],t[1],t[2],Fx),e.opacity=t[3]}void 0!==i.baseColorTexture&&r.push(n.assignTexture(e,"map",i.baseColorTexture,Dx))}return Promise.all(r)}}class Hx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_EMISSIVE_STRENGTH}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name].emissiveStrength;return void 0!==r&&(t.emissiveIntensity=r),Promise.resolve()}}class Gx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_CLEARCOAT}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];if(void 0!==a.clearcoatFactor&&(t.clearcoat=a.clearcoatFactor),void 0!==a.clearcoatTexture&&i.push(n.assignTexture(t,"clearcoatMap",a.clearcoatTexture)),void 0!==a.clearcoatRoughnessFactor&&(t.clearcoatRoughness=a.clearcoatRoughnessFactor),void 0!==a.clearcoatRoughnessTexture&&i.push(n.assignTexture(t,"clearcoatRoughnessMap",a.clearcoatRoughnessTexture)),void 0!==a.clearcoatNormalTexture&&(i.push(n.assignTexture(t,"clearcoatNormalMap",a.clearcoatNormalTexture)),void 0!==a.clearcoatNormalTexture.scale)){const e=a.clearcoatNormalTexture.scale;t.clearcoatNormalScale=new sa(e,e)}return Promise.all(i)}}class Vx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_DISPERSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name];return t.dispersion=void 0!==r.dispersion?r.dispersion:0,Promise.resolve()}}class jx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_IRIDESCENCE}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return void 0!==a.iridescenceFactor&&(t.iridescence=a.iridescenceFactor),void 0!==a.iridescenceTexture&&i.push(n.assignTexture(t,"iridescenceMap",a.iridescenceTexture)),void 0!==a.iridescenceIor&&(t.iridescenceIOR=a.iridescenceIor),void 0===t.iridescenceThicknessRange&&(t.iridescenceThicknessRange=[100,400]),void 0!==a.iridescenceThicknessMinimum&&(t.iridescenceThicknessRange[0]=a.iridescenceThicknessMinimum),void 0!==a.iridescenceThicknessMaximum&&(t.iridescenceThicknessRange[1]=a.iridescenceThicknessMaximum),void 0!==a.iridescenceThicknessTexture&&i.push(n.assignTexture(t,"iridescenceThicknessMap",a.iridescenceThicknessTexture)),Promise.all(i)}}class Wx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_SHEEN}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[];t.sheenColor=new ss(0,0,0),t.sheenRoughness=0,t.sheen=1;const a=r.extensions[this.name];if(void 0!==a.sheenColorFactor){const e=a.sheenColorFactor;t.sheenColor.setRGB(e[0],e[1],e[2],Fx)}return void 0!==a.sheenRoughnessFactor&&(t.sheenRoughness=a.sheenRoughnessFactor),void 0!==a.sheenColorTexture&&i.push(n.assignTexture(t,"sheenColorMap",a.sheenColorTexture,Dx)),void 0!==a.sheenRoughnessTexture&&i.push(n.assignTexture(t,"sheenRoughnessMap",a.sheenRoughnessTexture)),Promise.all(i)}}class Xx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_TRANSMISSION}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return void 0!==a.transmissionFactor&&(t.transmission=a.transmissionFactor),void 0!==a.transmissionTexture&&i.push(n.assignTexture(t,"transmissionMap",a.transmissionTexture)),Promise.all(i)}}class Jx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_VOLUME}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];t.thickness=void 0!==a.thicknessFactor?a.thicknessFactor:0,void 0!==a.thicknessTexture&&i.push(n.assignTexture(t,"thicknessMap",a.thicknessTexture)),t.attenuationDistance=a.attenuationDistance||1/0;const o=a.attenuationColor||[1,1,1];return t.attenuationColor=(new ss).setRGB(o[0],o[1],o[2],Fx),Promise.all(i)}}class Yx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_IOR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser.json.materials[e];if(!n.extensions||!n.extensions[this.name])return Promise.resolve();const r=n.extensions[this.name];return t.ior=void 0!==r.ior?r.ior:1.5,Promise.resolve()}}class qx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_SPECULAR}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];t.specularIntensity=void 0!==a.specularFactor?a.specularFactor:1,void 0!==a.specularTexture&&i.push(n.assignTexture(t,"specularIntensityMap",a.specularTexture));const o=a.specularColorFactor||[1,1,1];return t.specularColor=(new ss).setRGB(o[0],o[1],o[2],Fx),void 0!==a.specularColorTexture&&i.push(n.assignTexture(t,"specularColorMap",a.specularColorTexture,Dx)),Promise.all(i)}}class Kx{constructor(e){this.parser=e,this.name=Ux.EXT_MATERIALS_BUMP}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return t.bumpScale=void 0!==a.bumpFactor?a.bumpFactor:1,void 0!==a.bumpTexture&&i.push(n.assignTexture(t,"bumpMap",a.bumpTexture)),Promise.all(i)}}class Qx{constructor(e){this.parser=e,this.name=Ux.KHR_MATERIALS_ANISOTROPY}getMaterialType(e){const t=this.parser.json.materials[e];return t.extensions&&t.extensions[this.name]?Oh:null}extendMaterialParams(e,t){const n=this.parser,r=n.json.materials[e];if(!r.extensions||!r.extensions[this.name])return Promise.resolve();const i=[],a=r.extensions[this.name];return void 0!==a.anisotropyStrength&&(t.anisotropy=a.anisotropyStrength),void 0!==a.anisotropyRotation&&(t.anisotropyRotation=a.anisotropyRotation),void 0!==a.anisotropyTexture&&i.push(n.assignTexture(t,"anisotropyMap",a.anisotropyTexture)),Promise.all(i)}}class Zx{constructor(e){this.parser=e,this.name=Ux.KHR_TEXTURE_BASISU}loadTexture(e){const t=this.parser,n=t.json,r=n.textures[e];if(!r.extensions||!r.extensions[this.name])return null;const i=r.extensions[this.name],a=t.options.ktx2Loader;if(!a){if(n.extensionsRequired&&n.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setKTX2Loader must be called before loading KTX2 textures");return null}return t.loadTextureImage(e,i.source,a)}}class $x{constructor(e){this.parser=e,this.name=Ux.EXT_TEXTURE_WEBP,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[t])return null;const a=i.extensions[t],o=r.images[a.source];let s=n.textureLoader;if(o.uri){const e=n.options.manager.getHandler(o.uri);null!==e&&(s=e)}return this.detectSupport().then((function(i){if(i)return n.loadTextureImage(e,a.source,s);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: WebP required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/webp;base64,UklGRiIAAABXRUJQVlA4IBYAAAAwAQCdASoBAAEADsD+JaQAA3AAAAAA",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class eS{constructor(e){this.parser=e,this.name=Ux.EXT_TEXTURE_AVIF,this.isSupported=null}loadTexture(e){const t=this.name,n=this.parser,r=n.json,i=r.textures[e];if(!i.extensions||!i.extensions[t])return null;const a=i.extensions[t],o=r.images[a.source];let s=n.textureLoader;if(o.uri){const e=n.options.manager.getHandler(o.uri);null!==e&&(s=e)}return this.detectSupport().then((function(i){if(i)return n.loadTextureImage(e,a.source,s);if(r.extensionsRequired&&r.extensionsRequired.indexOf(t)>=0)throw new Error("THREE.GLTFLoader: AVIF required by asset but unsupported.");return n.loadTexture(e)}))}detectSupport(){return this.isSupported||(this.isSupported=new Promise((function(e){const t=new Image;t.src="data:image/avif;base64,AAAAIGZ0eXBhdmlmAAAAAGF2aWZtaWYxbWlhZk1BMUIAAADybWV0YQAAAAAAAAAoaGRscgAAAAAAAAAAcGljdAAAAAAAAAAAAAAAAGxpYmF2aWYAAAAADnBpdG0AAAAAAAEAAAAeaWxvYwAAAABEAAABAAEAAAABAAABGgAAABcAAAAoaWluZgAAAAAAAQAAABppbmZlAgAAAAABAABhdjAxQ29sb3IAAAAAamlwcnAAAABLaXBjbwAAABRpc3BlAAAAAAAAAAEAAAABAAAAEHBpeGkAAAAAAwgICAAAAAxhdjFDgQAMAAAAABNjb2xybmNseAACAAIABoAAAAAXaXBtYQAAAAAAAAABAAEEAQKDBAAAAB9tZGF0EgAKCBgABogQEDQgMgkQAAAAB8dSLfI=",t.onload=t.onerror=function(){e(1===t.height)}}))),this.isSupported}}class tS{constructor(e){this.name=Ux.EXT_MESHOPT_COMPRESSION,this.parser=e}loadBufferView(e){const t=this.parser.json,n=t.bufferViews[e];if(n.extensions&&n.extensions[this.name]){const e=n.extensions[this.name],r=this.parser.getDependency("buffer",e.buffer),i=this.parser.options.meshoptDecoder;if(!i||!i.supported){if(t.extensionsRequired&&t.extensionsRequired.indexOf(this.name)>=0)throw new Error("THREE.GLTFLoader: setMeshoptDecoder must be called before loading compressed files");return null}return r.then((function(t){const n=e.byteOffset||0,r=e.byteLength||0,a=e.count,o=e.byteStride,s=new Uint8Array(t,n,r);return i.decodeGltfBufferAsync?i.decodeGltfBufferAsync(a,o,s,e.mode,e.filter).then((function(e){return e.buffer})):i.ready.then((function(){const t=new ArrayBuffer(a*o);return i.decodeGltfBuffer(new Uint8Array(t),a,o,s,e.mode,e.filter),t}))}))}return null}}class nS{constructor(e){this.name=Ux.EXT_MESH_GPU_INSTANCING,this.parser=e}createNodeMesh(e){const t=this.parser.json,n=t.nodes[e];if(!n.extensions||!n.extensions[this.name]||void 0===n.mesh)return null;const r=t.meshes[n.mesh];for(const s of r.primitives)if(s.mode!==pS.TRIANGLES&&s.mode!==pS.TRIANGLE_STRIP&&s.mode!==pS.TRIANGLE_FAN&&void 0!==s.mode)return null;const i=n.extensions[this.name].attributes,a=[],o={};for(const s in i)a.push(this.parser.getDependency("accessor",i[s]).then((e=>(o[s]=e,o[s]))));return a.length<1?null:(a.push(this.parser.createNodeMesh(e)),Promise.all(a).then((e=>{const t=e.pop(),n=t.isGroup?t.children:[t],r=e[0].count,i=[];for(const a of n){const e=new mo,t=new Ua,n=new ka,s=new Ua(1,1,1),l=new cc(a.geometry,a.material,r);for(let i=0;i<r;i++)o.TRANSLATION&&t.fromBufferAttribute(o.TRANSLATION,i),o.ROTATION&&n.fromBufferAttribute(o.ROTATION,i),o.SCALE&&s.fromBufferAttribute(o.SCALE,i),l.setMatrixAt(i,e.compose(t,n,s));for(const r in o)if("_COLOR_0"===r){const e=o[r];l.instanceColor=new tc(e.array,e.itemSize,e.normalized)}else"TRANSLATION"!==r&&"ROTATION"!==r&&"SCALE"!==r&&a.geometry.setAttribute(r,o[r]);Go.prototype.copy.call(l,a),this.parser.assignFinalMaterial(l),i.push(l)}return t.isGroup?(t.clear(),t.add(...i),t):i[0]})))}}const rS="glTF",iS=1313821514,aS=5130562;class oS{constructor(e){this.name=Ux.KHR_BINARY_GLTF,this.content=null,this.body=null;const t=new DataView(e,0,12);if(this.header={magic:Lx(new Uint8Array(e.slice(0,4))),version:t.getUint32(4,!0),length:t.getUint32(8,!0)},this.header.magic!==rS)throw new Error("THREE.GLTFLoader: Unsupported glTF-Binary header.");if(this.header.version<2)throw new Error("THREE.GLTFLoader: Legacy binary file detected.");const n=this.header.length-12,r=new DataView(e,12);let i=0;for(;i<n;){const t=r.getUint32(i,!0);i+=4;const n=r.getUint32(i,!0);if(i+=4,n===iS){const n=new Uint8Array(e,12+i,t);this.content=Lx(n)}else if(n===aS){const n=12+i;this.body=e.slice(n,n+t)}i+=t}if(null===this.content)throw new Error("THREE.GLTFLoader: JSON content not found.")}}class sS{constructor(e,t){if(!t)throw new Error("THREE.GLTFLoader: No DRACOLoader instance provided.");this.name=Ux.KHR_DRACO_MESH_COMPRESSION,this.json=e,this.dracoLoader=t,this.dracoLoader.preload()}decodePrimitive(e,t){const n=this.json,r=this.dracoLoader,i=e.extensions[this.name].bufferView,a=e.extensions[this.name].attributes,o={},s={},l={};for(const c in a){const e=yS[c]||c.toLowerCase();o[e]=a[c]}for(const c in e.attributes){const t=yS[c]||c.toLowerCase();if(void 0!==a[c]){const r=n.accessors[e.attributes[c]],i=fS[r.componentType];l[t]=i.name,s[t]=!0===r.normalized}}return t.getDependency("bufferView",i).then((function(e){return new Promise((function(t,n){r.decodeDracoFile(e,(function(e){for(const t in e.attributes){const n=e.attributes[t],r=s[t];void 0!==r&&(n.normalized=r)}t(e)}),o,l,Fx,n)}))}))}}class lS{constructor(){this.name=Ux.KHR_TEXTURE_TRANSFORM}extendTexture(e,t){return void 0!==t.texCoord&&t.texCoord!==e.channel||void 0!==t.offset||void 0!==t.rotation||void 0!==t.scale?(e=e.clone(),void 0!==t.texCoord&&(e.channel=t.texCoord),void 0!==t.offset&&e.offset.fromArray(t.offset),void 0!==t.rotation&&(e.rotation=t.rotation),void 0!==t.scale&&e.repeat.fromArray(t.scale),e.needsUpdate=!0,e):e}}class cS{constructor(){this.name=Ux.KHR_MESH_QUANTIZATION}}class uS extends ed{constructor(e,t,n,r){super(e,t,n,r)}copySampleValue_(e){const t=this.resultBuffer,n=this.sampleValues,r=this.valueSize,i=e*r*3+r;for(let a=0;a!==r;a++)t[a]=n[i+a];return t}interpolate_(e,t,n,r){const i=this.resultBuffer,a=this.sampleValues,o=this.valueSize,s=2*o,l=3*o,c=r-t,u=(n-t)/c,h=u*u,d=h*u,p=e*l,f=p-l,m=-2*d+3*h,g=d-h,v=1-m,y=g-h+u;for(let b=0;b!==o;b++){const e=a[f+b+o],t=a[f+b+s]*c,n=a[p+b+o],r=a[p+b]*c;i[b]=v*e+y*t+m*n+g*r}return i}}const hS=new ka;class dS extends uS{interpolate_(e,t,n,r){const i=super.interpolate_(e,t,n,r);return hS.fromArray(i).normalize().toArray(i),i}}const pS={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},fS={5120:Int8Array,5121:Uint8Array,5122:Int16Array,5123:Uint16Array,5125:Uint32Array,5126:Float32Array},mS={9728:Cn,9729:In,9984:Tn,9985:Ln,9986:Pn,9987:Fn},gS={33071:Mn,33648:En,10497:An},vS={SCALAR:1,VEC2:2,VEC3:3,VEC4:4,MAT2:4,MAT3:9,MAT4:16},yS={POSITION:"position",NORMAL:"normal",TANGENT:"tangent",...wb>=152?{TEXCOORD_0:"uv",TEXCOORD_1:"uv1",TEXCOORD_2:"uv2",TEXCOORD_3:"uv3"}:{TEXCOORD_0:"uv",TEXCOORD_1:"uv2"},COLOR_0:"color",WEIGHTS_0:"skinWeight",JOINTS_0:"skinIndex"},bS={scale:"scale",translation:"position",rotation:"quaternion",weights:"morphTargetInfluences"},_S={CUBICSPLINE:void 0,LINEAR:jr,STEP:Vr},xS="OPAQUE",SS="MASK",wS="BLEND";function AS(e,t,n){for(const r in n.extensions)void 0===e[r]&&(t.userData.gltfExtensions=t.userData.gltfExtensions||{},t.userData.gltfExtensions[r]=n.extensions[r])}function MS(e,t){void 0!==t.extras&&("object"===typeof t.extras?Object.assign(e.userData,t.extras):console.warn("THREE.GLTFLoader: Ignoring primitive type .extras, "+t.extras))}function ES(e,t){if(e.updateMorphTargets(),void 0!==t.weights)for(let n=0,r=t.weights.length;n<r;n++)e.morphTargetInfluences[n]=t.weights[n];if(t.extras&&Array.isArray(t.extras.targetNames)){const n=t.extras.targetNames;if(e.morphTargetInfluences.length===n.length){e.morphTargetDictionary={};for(let t=0,r=n.length;t<r;t++)e.morphTargetDictionary[n[t]]=t}else console.warn("THREE.GLTFLoader: Invalid extras.targetNames length. Ignoring names.")}}function CS(e){let t;const n=e.extensions&&e.extensions[Ux.KHR_DRACO_MESH_COMPRESSION];if(t=n?"draco:"+n.bufferView+":"+n.indices+":"+TS(n.attributes):e.indices+":"+TS(e.attributes)+":"+e.mode,void 0!==e.targets)for(let r=0,i=e.targets.length;r<i;r++)t+=":"+TS(e.targets[r]);return t}function TS(e){let t="";const n=Object.keys(e).sort();for(let r=0,i=n.length;r<i;r++)t+=n[r]+":"+e[n[r]]+";";return t}function RS(e){switch(e){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.")}}const PS=new mo;class BS{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};this.json=e,this.extensions={},this.plugins={},this.options=t,this.cache=new kx,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 n=!1,r=!1,i=-1;"undefined"!==typeof navigator&&"undefined"!==typeof navigator.userAgent&&(n=!0===/^((?!chrome|android).)*safari/i.test(navigator.userAgent),r=navigator.userAgent.indexOf("Firefox")>-1,i=r?navigator.userAgent.match(/Firefox\/([0-9]+)\./)[1]:-1),"undefined"===typeof createImageBitmap||n||r&&i<98?this.textureLoader=new Ed(this.options.manager):this.textureLoader=new tp(this.options.manager),this.textureLoader.setCrossOrigin(this.options.crossOrigin),this.textureLoader.setRequestHeader(this.options.requestHeader),this.fileLoader=new _d(this.options.manager),this.fileLoader.setResponseType("arraybuffer"),"use-credentials"===this.options.crossOrigin&&this.fileLoader.setWithCredentials(!0)}setExtensions(e){this.extensions=e}setPlugins(e){this.plugins=e}parse(e,t){const n=this,r=this.json,i=this.extensions;this.cache.removeAll(),this.nodeCache={},this._invokeAll((function(e){return e._markDefs&&e._markDefs()})),Promise.all(this._invokeAll((function(e){return e.beforeRoot&&e.beforeRoot()}))).then((function(){return Promise.all([n.getDependencies("scene"),n.getDependencies("animation"),n.getDependencies("camera")])})).then((function(t){const a={scene:t[0][r.scene||0],scenes:t[0],animations:t[1],cameras:t[2],asset:r.asset,parser:n,userData:{}};return AS(i,a,r),MS(a,r),Promise.all(n._invokeAll((function(e){return e.afterRoot&&e.afterRoot(a)}))).then((function(){for(const e of a.scenes)e.updateMatrixWorld();e(a)}))})).catch(t)}_markDefs(){const e=this.json.nodes||[],t=this.json.skins||[],n=this.json.meshes||[];for(let r=0,i=t.length;r<i;r++){const n=t[r].joints;for(let t=0,r=n.length;t<r;t++)e[n[t]].isBone=!0}for(let r=0,i=e.length;r<i;r++){const t=e[r];void 0!==t.mesh&&(this._addNodeRef(this.meshCache,t.mesh),void 0!==t.skin&&(n[t.mesh].isSkinnedMesh=!0)),void 0!==t.camera&&this._addNodeRef(this.cameraCache,t.camera)}}_addNodeRef(e,t){void 0!==t&&(void 0===e.refs[t]&&(e.refs[t]=e.uses[t]=0),e.refs[t]++)}_getNodeRef(e,t,n){if(e.refs[t]<=1)return n;const r=n.clone(),i=(e,t)=>{const n=this.associations.get(e);null!=n&&this.associations.set(t,n);for(const[r,a]of e.children.entries())i(a,t.children[r])};return i(n,r),r.name+="_instance_"+e.uses[t]++,r}_invokeOne(e){const t=Object.values(this.plugins);t.push(this);for(let n=0;n<t.length;n++){const r=e(t[n]);if(r)return r}return null}_invokeAll(e){const t=Object.values(this.plugins);t.unshift(this);const n=[];for(let r=0;r<t.length;r++){const i=e(t[r]);i&&n.push(i)}return n}getDependency(e,t){const n=e+":"+t;let r=this.cache.get(n);if(!r){switch(e){case"scene":r=this.loadScene(t);break;case"node":r=this._invokeOne((function(e){return e.loadNode&&e.loadNode(t)}));break;case"mesh":r=this._invokeOne((function(e){return e.loadMesh&&e.loadMesh(t)}));break;case"accessor":r=this.loadAccessor(t);break;case"bufferView":r=this._invokeOne((function(e){return e.loadBufferView&&e.loadBufferView(t)}));break;case"buffer":r=this.loadBuffer(t);break;case"material":r=this._invokeOne((function(e){return e.loadMaterial&&e.loadMaterial(t)}));break;case"texture":r=this._invokeOne((function(e){return e.loadTexture&&e.loadTexture(t)}));break;case"skin":r=this.loadSkin(t);break;case"animation":r=this._invokeOne((function(e){return e.loadAnimation&&e.loadAnimation(t)}));break;case"camera":r=this.loadCamera(t);break;default:if(r=this._invokeOne((function(n){return n!=this&&n.getDependency&&n.getDependency(e,t)})),!r)throw new Error("Unknown type: "+e)}this.cache.add(n,r)}return r}getDependencies(e){let t=this.cache.get(e);if(!t){const n=this,r=this.json[e+("mesh"===e?"es":"s")]||[];t=Promise.all(r.map((function(t,r){return n.getDependency(e,r)}))),this.cache.add(e,t)}return t}loadBuffer(e){const t=this.json.buffers[e],n=this.fileLoader;if(t.type&&"arraybuffer"!==t.type)throw new Error("THREE.GLTFLoader: "+t.type+" buffer type is not supported.");if(void 0===t.uri&&0===e)return Promise.resolve(this.extensions[Ux.KHR_BINARY_GLTF].body);const r=this.options;return new Promise((function(e,i){n.load(Yd.resolveURL(t.uri,r.path),e,void 0,(function(){i(new Error('THREE.GLTFLoader: Failed to load buffer "'+t.uri+'".'))}))}))}loadBufferView(e){const t=this.json.bufferViews[e];return this.getDependency("buffer",t.buffer).then((function(e){const n=t.byteLength||0,r=t.byteOffset||0;return e.slice(r,r+n)}))}loadAccessor(e){const t=this,n=this.json,r=this.json.accessors[e];if(void 0===r.bufferView&&void 0===r.sparse){const e=vS[r.type],t=fS[r.componentType],n=!0===r.normalized,i=new t(r.count*e);return Promise.resolve(new _s(i,e,n))}const i=[];return void 0!==r.bufferView?i.push(this.getDependency("bufferView",r.bufferView)):i.push(null),void 0!==r.sparse&&(i.push(this.getDependency("bufferView",r.sparse.indices.bufferView)),i.push(this.getDependency("bufferView",r.sparse.values.bufferView))),Promise.all(i).then((function(e){const i=e[0],a=vS[r.type],o=fS[r.componentType],s=o.BYTES_PER_ELEMENT,l=s*a,c=r.byteOffset||0,u=void 0!==r.bufferView?n.bufferViews[r.bufferView].byteStride:void 0,h=!0===r.normalized;let d,p;if(u&&u!==l){const e=Math.floor(c/u),n="InterleavedBuffer:"+r.bufferView+":"+r.componentType+":"+e+":"+r.count;let l=t.cache.get(n);l||(d=new o(i,e*u,r.count*u/s),l=new yl(d,u/s),t.cache.add(n,l)),p=new _l(l,a,c%u/s,h)}else d=null===i?new o(r.count*a):new o(i,c,r.count*a),p=new _s(d,a,h);if(void 0!==r.sparse){const t=vS.SCALAR,n=fS[r.sparse.indices.componentType],s=r.sparse.indices.byteOffset||0,l=r.sparse.values.byteOffset||0,c=new n(e[1],s,r.sparse.count*t),u=new o(e[2],l,r.sparse.count*a);null!==i&&(p=new _s(p.array.slice(),p.itemSize,p.normalized));for(let e=0,r=c.length;e<r;e++){const t=c[e];if(p.setX(t,u[e*a]),a>=2&&p.setY(t,u[e*a+1]),a>=3&&p.setZ(t,u[e*a+2]),a>=4&&p.setW(t,u[e*a+3]),a>=5)throw new Error("THREE.GLTFLoader: Unsupported itemSize in sparse BufferAttribute.")}}return p}))}loadTexture(e){const t=this.json,n=this.options,r=t.textures[e].source,i=t.images[r];let a=this.textureLoader;if(i.uri){const e=n.manager.getHandler(i.uri);null!==e&&(a=e)}return this.loadTextureImage(e,r,a)}loadTextureImage(e,t,n){const r=this,i=this.json,a=i.textures[e],o=i.images[t],s=(o.uri||o.bufferView)+":"+a.sampler;if(this.textureCache[s])return this.textureCache[s];const l=this.loadImageSource(t,n).then((function(t){t.flipY=!1,t.name=a.name||o.name||"",""===t.name&&"string"===typeof o.uri&&!1===o.uri.startsWith("data:image/")&&(t.name=o.uri);const n=(i.samplers||{})[a.sampler]||{};return t.magFilter=mS[n.magFilter]||In,t.minFilter=mS[n.minFilter]||Fn,t.wrapS=gS[n.wrapS]||An,t.wrapT=gS[n.wrapT]||An,r.associations.set(t,{textures:e}),t})).catch((function(){return null}));return this.textureCache[s]=l,l}loadImageSource(e,t){const n=this,r=this.json,i=this.options;if(void 0!==this.sourceCache[e])return this.sourceCache[e].then((e=>e.clone()));const a=r.images[e],o=self.URL||self.webkitURL;let s=a.uri||"",l=!1;if(void 0!==a.bufferView)s=n.getDependency("bufferView",a.bufferView).then((function(e){l=!0;const t=new Blob([e],{type:a.mimeType});return s=o.createObjectURL(t),s}));else if(void 0===a.uri)throw new Error("THREE.GLTFLoader: Image "+e+" is missing URI and bufferView");const c=Promise.resolve(s).then((function(e){return new Promise((function(n,r){let a=n;!0===t.isImageBitmapLoader&&(a=function(e){const t=new Ra(e);t.needsUpdate=!0,n(t)}),t.load(Yd.resolveURL(e,i.path),a,void 0,r)}))})).then((function(e){var t;return!0===l&&o.revokeObjectURL(s),MS(e,a),e.userData.mimeType=a.mimeType||((t=a.uri).search(/\.jpe?g($|\?)/i)>0||0===t.search(/^data\:image\/jpeg/)?"image/jpeg":t.search(/\.webp($|\?)/i)>0||0===t.search(/^data\:image\/webp/)?"image/webp":"image/png"),e})).catch((function(e){throw console.error("THREE.GLTFLoader: Couldn't load texture",s),e}));return this.sourceCache[e]=c,c}assignTexture(e,t,n,r){const i=this;return this.getDependency("texture",n.index).then((function(a){if(!a)return null;if(void 0!==n.texCoord&&n.texCoord>0&&((a=a.clone()).channel=n.texCoord),i.extensions[Ux.KHR_TEXTURE_TRANSFORM]){const e=void 0!==n.extensions?n.extensions[Ux.KHR_TEXTURE_TRANSFORM]:void 0;if(e){const t=i.associations.get(a);a=i.extensions[Ux.KHR_TEXTURE_TRANSFORM].extendTexture(a,e),i.associations.set(a,t)}}return void 0!==r&&("number"===typeof r&&(r=3001===r?Dx:Fx),"colorSpace"in a?a.colorSpace=r:a.encoding=r===Dx?3001:3e3),e[t]=a,a}))}assignFinalMaterial(e){const t=e.geometry;let n=e.material;const r=void 0===t.attributes.tangent,i=void 0!==t.attributes.color,a=void 0===t.attributes.normal;if(e.isPoints){const e="PointsMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new qc,us.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,t.sizeAttenuation=!1,this.cache.add(e,t)),n=t}else if(e.isLine){const e="LineBasicMaterial:"+n.uuid;let t=this.cache.get(e);t||(t=new Fc,us.prototype.copy.call(t,n),t.color.copy(n.color),t.map=n.map,this.cache.add(e,t)),n=t}if(r||i||a){let e="ClonedMaterial:"+n.uuid+":";r&&(e+="derivative-tangents:"),i&&(e+="vertex-colors:"),a&&(e+="flat-shading:");let t=this.cache.get(e);t||(t=n.clone(),i&&(t.vertexColors=!0),a&&(t.flatShading=!0),r&&(t.normalScale&&(t.normalScale.y*=-1),t.clearcoatNormalScale&&(t.clearcoatNormalScale.y*=-1)),this.cache.add(e,t),this.associations.set(t,this.associations.get(n))),n=t}e.material=n}getMaterialType(){return Uh}loadMaterial(e){const t=this,n=this.json,r=this.extensions,i=n.materials[e];let a;const o={},s=[];if((i.extensions||{})[Ux.KHR_MATERIALS_UNLIT]){const e=r[Ux.KHR_MATERIALS_UNLIT];a=e.getMaterialType(),s.push(e.extendParams(o,i,t))}else{const n=i.pbrMetallicRoughness||{};if(o.color=new ss(1,1,1),o.opacity=1,Array.isArray(n.baseColorFactor)){const e=n.baseColorFactor;o.color.setRGB(e[0],e[1],e[2],Fx),o.opacity=e[3]}void 0!==n.baseColorTexture&&s.push(t.assignTexture(o,"map",n.baseColorTexture,Dx)),o.metalness=void 0!==n.metallicFactor?n.metallicFactor:1,o.roughness=void 0!==n.roughnessFactor?n.roughnessFactor:1,void 0!==n.metallicRoughnessTexture&&(s.push(t.assignTexture(o,"metalnessMap",n.metallicRoughnessTexture)),s.push(t.assignTexture(o,"roughnessMap",n.metallicRoughnessTexture))),a=this._invokeOne((function(t){return t.getMaterialType&&t.getMaterialType(e)})),s.push(Promise.all(this._invokeAll((function(t){return t.extendMaterialParams&&t.extendMaterialParams(e,o)}))))}!0===i.doubleSided&&(o.side=wt);const l=i.alphaMode||xS;if(l===wS?(o.transparent=!0,o.depthWrite=!1):(o.transparent=!1,l===SS&&(o.alphaTest=void 0!==i.alphaCutoff?i.alphaCutoff:.5)),void 0!==i.normalTexture&&a!==hs&&(s.push(t.assignTexture(o,"normalMap",i.normalTexture)),o.normalScale=new sa(1,1),void 0!==i.normalTexture.scale)){const e=i.normalTexture.scale;o.normalScale.set(e,e)}if(void 0!==i.occlusionTexture&&a!==hs&&(s.push(t.assignTexture(o,"aoMap",i.occlusionTexture)),void 0!==i.occlusionTexture.strength&&(o.aoMapIntensity=i.occlusionTexture.strength)),void 0!==i.emissiveFactor&&a!==hs){const e=i.emissiveFactor;o.emissive=(new ss).setRGB(e[0],e[1],e[2],Fx)}return void 0!==i.emissiveTexture&&a!==hs&&s.push(t.assignTexture(o,"emissiveMap",i.emissiveTexture,Dx)),Promise.all(s).then((function(){const n=new a(o);return i.name&&(n.name=i.name),MS(n,i),t.associations.set(n,{materials:e}),i.extensions&&AS(r,n,i),n}))}createUniqueName(e){const t=Bp.sanitizeNodeName(e||"");return t in this.nodeNamesUsed?t+"_"+ ++this.nodeNamesUsed[t]:(this.nodeNamesUsed[t]=0,t)}loadGeometries(e){const t=this,n=this.extensions,r=this.primitiveCache;function i(e){return n[Ux.KHR_DRACO_MESH_COMPRESSION].decodePrimitive(e,t).then((function(n){return IS(n,e,t)}))}const a=[];for(let o=0,s=e.length;o<s;o++){const n=e[o],s=CS(n),l=r[s];if(l)a.push(l.promise);else{let e;e=n.extensions&&n.extensions[Ux.KHR_DRACO_MESH_COMPRESSION]?i(n):IS(new ks,n,t),r[s]={primitive:n,promise:e},a.push(e)}}return Promise.all(a)}loadMesh(e){const t=this,n=this.json,r=this.extensions,i=n.meshes[e],a=i.primitives,o=[];for(let l=0,c=a.length;l<c;l++){const e=void 0===a[l].material?(void 0===(s=this.cache).DefaultMaterial&&(s.DefaultMaterial=new Uh({color:16777215,emissive:0,metalness:1,roughness:1,transparent:!1,depthTest:!0,side:xt})),s.DefaultMaterial):this.getDependency("material",a[l].material);o.push(e)}var s;return o.push(t.loadGeometries(a)),Promise.all(o).then((function(n){const o=n.slice(0,n.length-1),s=n[n.length-1],l=[];for(let u=0,h=s.length;u<h;u++){const n=s[u],c=a[u];let h;const d=o[u];if(c.mode===pS.TRIANGLES||c.mode===pS.TRIANGLE_STRIP||c.mode===pS.TRIANGLE_FAN||void 0===c.mode)h=!0===i.isSkinnedMesh?new ql(n,d):new qs(n,d),!0===h.isSkinnedMesh&&h.normalizeSkinWeights(),c.mode===pS.TRIANGLE_STRIP?h.geometry=Ix(h.geometry,Zr):c.mode===pS.TRIANGLE_FAN&&(h.geometry=Ix(h.geometry,$r));else if(c.mode===pS.LINES)h=new Jc(n,d);else if(c.mode===pS.LINE_STRIP)h=new Vc(n,d);else if(c.mode===pS.LINE_LOOP)h=new Yc(n,d);else{if(c.mode!==pS.POINTS)throw new Error("THREE.GLTFLoader: Primitive mode unsupported: "+c.mode);h=new eu(n,d)}Object.keys(h.geometry.morphAttributes).length>0&&ES(h,i),h.name=t.createUniqueName(i.name||"mesh_"+e),MS(h,i),c.extensions&&AS(r,h,c),t.assignFinalMaterial(h),l.push(h)}for(let r=0,i=l.length;r<i;r++)t.associations.set(l[r],{meshes:e,primitives:r});if(1===l.length)return i.extensions&&AS(r,l[0],i),l[0];const c=new dl;i.extensions&&AS(r,c,i),t.associations.set(c,{meshes:e});for(let 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