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this._x=t.x*s,this._y=t.y*s,this._z=t.z*s,this._w=Math.cos(i),this._onChangeCallback(),this}setFromRotationMatrix(t){let e=t.elements,i=e[0],s=e[4],r=e[8],n=e[1],a=e[5],o=e[9],h=e[2],l=e[6],u=e[10],c=i+a+u;if(c>0){let t=.5/Math.sqrt(c+1);this._w=.25/t,this._x=(l-o)*t,this._y=(r-h)*t,this._z=(n-s)*t}else if(i>a&&i>u){let t=2*Math.sqrt(1+i-a-u);this._w=(l-o)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+h)/t}else if(a>u){let t=2*Math.sqrt(1+a-i-u);this._w=(r-h)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(o+l)/t}else{let t=2*Math.sqrt(1+u-i-a);this._w=(n-s)/t,this._x=(r+h)/t,this._y=(o+l)/t,this._z=.25*t}return this._onChangeCallback(),this}setFromUnitVectors(t,e){let i=t.dot(e)+1;return i<1e-8?(i=0,Math.abs(t.x)>Math.abs(t.z)?(this._x=-t.y,this._y=t.x,this._z=0):(this._x=0,this._y=-t.z,this._z=t.y)):(this._x=t.y*e.z-t.z*e.y,this._y=t.z*e.x-t.x*e.z,this._z=t.x*e.y-t.y*e.x),this._w=i,this.normalize()}angleTo(t){return 2*Math.acos(Math.abs(eL(this.dot(t),-1,1)))}rotateTowards(t,e){let i=this.angleTo(t);if(0===i)return this;let s=Math.min(1,e/i);return this.slerp(t,s),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let t=this.length();return 0===t?(this._x=0,this._y=0,this._z=0,this._w=1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w=this._w*t),this._onChangeCallback(),this}multiply(t){return this.multiplyQuaternions(this,t)}premultiply(t){return this.multiplyQuaternions(t,this)}multiplyQuaternions(t,e){let i=t._x,s=t._y,r=t._z,n=t._w,a=e._x,o=e._y,h=e._z,l=e._w;return this._x=i*l+n*a+s*h-r*o,this._y=s*l+n*o+r*a-i*h,this._z=r*l+n*h+i*o-s*a,this._w=n*l-i*a-s*o-r*h,this._onChangeCallback(),this}slerp(t,e){if(0===e)return this;if(1===e)return this.copy(t);let i=this._x,s=this._y,r=this._z,n=this._w,a=n*t._w+i*t._x+s*t._y+r*t._z;if(a<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,a=-a):this.copy(t),a>=1)return this._w=n,this._x=i,this._y=s,this._z=r,this;let o=1-a*a;if(o<=Number.EPSILON){let t=1-e;return this._w=t*n+e*this._w,this._x=t*i+e*this._x,this._y=t*s+e*this._y,this._z=t*r+e*this._z,this.normalize(),this}let h=Math.sqrt(o),l=Math.atan2(h,a),u=Math.sin((1-e)*l)/h,c=Math.sin(e*l)/h;return this._w=n*u+this._w*c,this._x=i*u+this._x*c,this._y=s*u+this._y*c,this._z=r*u+this._z*c,this._onChangeCallback(),this}slerpQuaternions(t,e,i){return this.copy(t).slerp(e,i)}random(){let t=2*Math.PI*Math.random(),e=2*Math.PI*Math.random(),i=Math.random(),s=Math.sqrt(1-i),r=Math.sqrt(i);return this.set(s*Math.sin(t),s*Math.cos(t),r*Math.sin(e),r*Math.cos(e))}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w}fromArray(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this._onChangeCallback(),this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t}fromBufferAttribute(t,e){return this._x=t.getX(e),this._y=t.getY(e),this._z=t.getZ(e),this._w=t.getW(e),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}constructor(t=0,e=0,i=0,s=1){this.isQuaternion=!0,this._x=t,this._y=e,this._z=i,this._w=s}}class eX{set(t,e,i){return void 0===i&&(i=this.z),this.x=t,this.y=e,this.z=i,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;default:throw Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this}multiplyVectors(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this}applyEuler(t){return this.applyQuaternion(eZ.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(eZ.setFromAxisAngle(t,e))}applyMatrix3(t){let e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[3]*i+r[6]*s,this.y=r[1]*e+r[4]*i+r[7]*s,this.z=r[2]*e+r[5]*i+r[8]*s,this}applyNormalMatrix(t){return this.applyMatrix3(t).normalize()}applyMatrix4(t){let e=this.x,i=this.y,s=this.z,r=t.elements,n=1/(r[3]*e+r[7]*i+r[11]*s+r[15]);return this.x=(r[0]*e+r[4]*i+r[8]*s+r[12])*n,this.y=(r[1]*e+r[5]*i+r[9]*s+r[13])*n,this.z=(r[2]*e+r[6]*i+r[10]*s+r[14])*n,this}applyQuaternion(t){let e=this.x,i=this.y,s=this.z,r=t.x,n=t.y,a=t.z,o=t.w,h=2*(n*s-a*i),l=2*(a*e-r*s),u=2*(r*i-n*e);return this.x=e+o*h+n*u-a*l,this.y=i+o*l+a*h-r*u,this.z=s+o*u+r*l-n*h,this}project(t){return this.applyMatrix4(t.matrixWorldInverse).applyMatrix4(t.projectionMatrix)}unproject(t){return this.applyMatrix4(t.projectionMatrixInverse).applyMatrix4(t.matrixWorld)}transformDirection(t){let e=this.x,i=this.y,s=this.z,r=t.elements;return this.x=r[0]*e+r[4]*i+r[8]*s,this.y=r[1]*e+r[5]*i+r[9]*s,this.z=r[2]*e+r[6]*i+r[10]*s,this.normalize()}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this}divideScalar(t){return this.multiplyScalar(1/t)}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this}clamp(t,e){return this.x=eL(this.x,t.x,e.x),this.y=eL(this.y,t.y,e.y),this.z=eL(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=eL(this.x,t,e),this.y=eL(this.y,t,e),this.z=eL(this.z,t,e),this}clampLength(t,e){let i=this.length();return this.divideScalar(i||1).multiplyScalar(eL(i,t,e))}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(t){return this.x*t.x+this.y*t.y+this.z*t.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this}cross(t){return this.crossVectors(this,t)}crossVectors(t,e){let i=t.x,s=t.y,r=t.z,n=e.x,a=e.y,o=e.z;return this.x=s*o-r*a,this.y=r*n-i*o,this.z=i*a-s*n,this}projectOnVector(t){let e=t.lengthSq();if(0===e)return this.set(0,0,0);let i=t.dot(this)/e;return this.copy(t).multiplyScalar(i)}projectOnPlane(t){return eY.copy(this).projectOnVector(t),this.sub(eY)}reflect(t){return this.sub(eY.copy(t).multiplyScalar(2*this.dot(t)))}angleTo(t){let e=Math.sqrt(this.lengthSq()*t.lengthSq());return 0===e?Math.PI/2:Math.acos(eL(this.dot(t)/e,-1,1))}distanceTo(t){return Math.sqrt(this.distanceToSquared(t))}distanceToSquared(t){let e=this.x-t.x,i=this.y-t.y,s=this.z-t.z;return e*e+i*i+s*s}manhattanDistanceTo(t){return Math.abs(this.x-t.x)+Math.abs(this.y-t.y)+Math.abs(this.z-t.z)}setFromSpherical(t){return this.setFromSphericalCoords(t.radius,t.phi,t.theta)}setFromSphericalCoords(t,e,i){let s=Math.sin(e)*t;return this.x=s*Math.sin(i),this.y=Math.cos(e)*t,this.z=s*Math.cos(i),this}setFromCylindrical(t){return this.setFromCylindricalCoords(t.radius,t.theta,t.y)}setFromCylindricalCoords(t,e,i){return this.x=t*Math.sin(e),this.y=i,this.z=t*Math.cos(e),this}setFromMatrixPosition(t){let e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this}setFromMatrixScale(t){let e=this.setFromMatrixColumn(t,0).length(),i=this.setFromMatrixColumn(t,1).length(),s=this.setFromMatrixColumn(t,2).length();return this.x=e,this.y=i,this.z=s,this}setFromMatrixColumn(t,e){return this.fromArray(t.elements,4*e)}setFromMatrix3Column(t,e){return this.fromArray(t.elements,3*e)}setFromEuler(t){return this.x=t._x,this.y=t._y,this.z=t._z,this}setFromColor(t){return this.x=t.r,this.y=t.g,this.z=t.b,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z}fromArray(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){let t=Math.random()*Math.PI*2,e=2*Math.random()-1,i=Math.sqrt(1-e*e);return this.x=i*Math.cos(t),this.y=e,this.z=i*Math.sin(t),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}constructor(t=0,e=0,i=0){eX.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}}let eY=new eX,eZ=new eJ;class eG{set(t,e,i,s,r,n,a,o,h){let l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=o,l[6]=i,l[7]=n,l[8]=h,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(t){let e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],this}extractBasis(t,e,i){return t.setFromMatrix3Column(this,0),e.setFromMatrix3Column(this,1),i.setFromMatrix3Column(this,2),this}setFromMatrix4(t){let e=t.elements;return this.set(e[0],e[4],e[8],e[1],e[5],e[9],e[2],e[6],e[10]),this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){let i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[3],o=i[6],h=i[1],l=i[4],u=i[7],c=i[2],d=i[5],p=i[8],m=s[0],y=s[3],f=s[6],g=s[1],x=s[4],b=s[7],v=s[2],M=s[5],w=s[8];return r[0]=n*m+a*g+o*v,r[3]=n*y+a*x+o*M,r[6]=n*f+a*b+o*w,r[1]=h*m+l*g+u*v,r[4]=h*y+l*x+u*M,r[7]=h*f+l*b+u*w,r[2]=c*m+d*g+p*v,r[5]=c*y+d*x+p*M,r[8]=c*f+d*b+p*w,this}multiplyScalar(t){let e=this.elements;return e[0]*=t,e[3]*=t,e[6]*=t,e[1]*=t,e[4]*=t,e[7]*=t,e[2]*=t,e[5]*=t,e[8]*=t,this}determinant(){let t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8];return e*n*l-e*a*h-i*r*l+i*a*o+s*r*h-s*n*o}invert(){let t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],u=l*n-a*h,c=a*o-l*r,d=h*r-n*o,p=e*u+i*c+s*d;if(0===p)return this.set(0,0,0,0,0,0,0,0,0);let m=1/p;return t[0]=u*m,t[1]=(s*h-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=c*m,t[4]=(l*e-s*o)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*o-h*e)*m,t[8]=(n*e-i*r)*m,this}transpose(){let t,e=this.elements;return t=e[1],e[1]=e[3],e[3]=t,t=e[2],e[2]=e[6],e[6]=t,t=e[5],e[5]=e[7],e[7]=t,this}getNormalMatrix(t){return this.setFromMatrix4(t).invert().transpose()}transposeIntoArray(t){let e=this.elements;return t[0]=e[0],t[1]=e[3],t[2]=e[6],t[3]=e[1],t[4]=e[4],t[5]=e[7],t[6]=e[2],t[7]=e[5],t[8]=e[8],this}setUvTransform(t,e,i,s,r,n,a){let o=Math.cos(r),h=Math.sin(r);return this.set(i*o,i*h,-i*(o*n+h*a)+n+t,-s*h,s*o,-s*(-h*n+o*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(eQ.makeScale(t,e)),this}rotate(t){return this.premultiply(eQ.makeRotation(-t)),this}translate(t,e){return this.premultiply(eQ.makeTranslation(t,e)),this}makeTranslation(t,e){return t.isVector2?this.set(1,0,t.x,0,1,t.y,0,0,1):this.set(1,0,t,0,1,e,0,0,1),this}makeRotation(t){let e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,i,e,0,0,0,1),this}makeScale(t,e){return this.set(t,0,0,0,e,0,0,0,1),this}equals(t){let e=this.elements,i=t.elements;for(let t=0;t<9;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let i=0;i<9;i++)this.elements[i]=t[i+e];return this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t}clone(){return new this.constructor().fromArray(this.elements)}constructor(t,e,i,s,r,n,a,o,h){eG.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h)}}let eQ=new eG;function eK(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function e$(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function e0(){let t=e$("canvas");return t.style.display="block",t}Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array;let e1={};function e2(t){t in e1||(e1[t]=!0,console.warn(t))}function e3(t,e,i){return new Promise(function(s,r){setTimeout(function n(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:r();break;case t.TIMEOUT_EXPIRED:setTimeout(n,i);break;default:s()}},i)})}let e5=new eG().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),e4=new eG().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715),e6=function(){let t={enabled:!0,workingColorSpace:ev,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i&&(this.spaces[e].transfer===ew&&(t.r=e8(t.r),t.g=e8(t.g),t.b=e8(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===ew&&(t.r=e9(t.r),t.g=e9(t.g),t.b=e9(t.b))),t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===ex?eM:this.spaces[t].transfer},getLuminanceCoefficients:function(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.workingColorSpace;return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.workingColorSpace;return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return e2("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return e2("THREE.ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),t.colorSpaceToWorking(e,i)}},e=[.64,.33,.3,.6,.15,.06],i=[.2126,.7152,.0722],s=[.3127,.329];return t.define({[ev]:{primaries:e,whitePoint:s,transfer:eM,toXYZ:e5,fromXYZ:e4,luminanceCoefficients:i,workingColorSpaceConfig:{unpackColorSpace:eb},outputColorSpaceConfig:{drawingBufferColorSpace:eb}},[eb]:{primaries:e,whitePoint:s,transfer:ew,toXYZ:e5,fromXYZ:e4,luminanceCoefficients:i,outputColorSpaceConfig:{drawingBufferColorSpace:eb}}}),t}();function e8(t){return t<.04045?.0773993808*t:Math.pow(.9478672986*t+.0521327014,2.4)}function e9(t){return t<.0031308?12.92*t:1.055*Math.pow(t,.41666)-.055}class e7{static getDataURL(t){let e,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"image/png";if(/^data:/i.test(t.src)||"undefined"==typeof HTMLCanvasElement)return t.src;if(t instanceof HTMLCanvasElement)e=t;else{void 0===s&&(s=e$("canvas")),s.width=t.width,s.height=t.height;let i=s.getContext("2d");t instanceof ImageData?i.putImageData(t,0,0):i.drawImage(t,0,0,t.width,t.height),e=s}return e.toDataURL(i)}static sRGBToLinear(t){if("undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap){let e=e$("canvas");e.width=t.width,e.height=t.height;let i=e.getContext("2d");i.drawImage(t,0,0,t.width,t.height);let s=i.getImageData(0,0,t.width,t.height),r=s.data;for(let t=0;t<r.length;t++)r[t]=255*e8(r[t]/255);return i.putImageData(s,0,0),e}if(!t.data)return console.warn("THREE.ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),t;{let e=t.data.slice(0);for(let t=0;t<e.length;t++)e instanceof Uint8Array||e instanceof Uint8ClampedArray?e[t]=Math.floor(255*e8(e[t]/255)):e[t]=e8(e[t]);return{data:e,width:t.width,height:t.height}}}}let it=0;class ie{getSize(t){let e=this.data;return e instanceof HTMLVideoElement?t.set(e.videoWidth,e.videoHeight,0):e instanceof VideoFrame?t.set(e.displayHeight,e.displayWidth,0):null!==e?t.set(e.width,e.height,e.depth||0):t.set(0,0,0),t}set needsUpdate(t){!0===t&&this.version++}toJSON(t){let e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.images[this.uuid])return t.images[this.uuid];let i={uuid:this.uuid,url:""},s=this.data;if(null!==s){let t;if(Array.isArray(s)){t=[];for(let e=0,i=s.length;e<i;e++)s[e].isDataTexture?t.push(ii(s[e].image)):t.push(ii(s[e]))}else t=ii(s);i.url=t}return e||(t.images[this.uuid]=i),i}constructor(t=null){this.isSource=!0,Object.defineProperty(this,"id",{value:it++}),this.uuid=eF(),this.data=t,this.dataReady=!0,this.version=0}}function ii(t){return"undefined"!=typeof HTMLImageElement&&t instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&t instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&t instanceof ImageBitmap?e7.getDataURL(t):t.data?{data:Array.from(t.data),width:t.width,height:t.height,type:t.data.constructor.name}:(console.warn("THREE.Texture: Unable to serialize Texture."),{})}let is=0,ir=new eX;class ia extends eI{get width(){return this.source.getSize(ir).x}get height(){return this.source.getSize(ir).y}get depth(){return this.source.getSize(ir).z}get image(){return this.source.data}set image(t){void 0===t&&(t=null),this.source.data=t}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return new this.constructor().copy(this)}copy(t){return this.name=t.name,this.source=t.source,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.channel=t.channel,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.internalFormat=t.internalFormat,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.center.copy(t.center),this.rotation=t.rotation,this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrix.copy(t.matrix),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.colorSpace=t.colorSpace,this.renderTarget=t.renderTarget,this.isRenderTargetTexture=t.isRenderTargetTexture,this.isArrayTexture=t.isArrayTexture,this.userData=JSON.parse(JSON.stringify(t.userData)),this.needsUpdate=!0,this}setValues(t){for(let e in t){let i=t[e];if(void 0===i){console.warn("THREE.Texture.setValues(): parameter '".concat(e,"' has value of undefined."));continue}let s=this[e];if(void 0===s){console.warn("THREE.Texture.setValues(): property '".concat(e,"' does not exist."));continue}s&&i&&s.isVector2&&i.isVector2||s&&i&&s.isVector3&&i.isVector3||s&&i&&s.isMatrix3&&i.isMatrix3?s.copy(i):this[e]=i}}toJSON(t){let e=void 0===t||"string"==typeof t;if(!e&&void 0!==t.textures[this.uuid])return t.textures[this.uuid];let i={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(t).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(i.userData=this.userData),e||(t.textures[this.uuid]=i),i}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(t){if(300!==this.mapping)return t;if(t.applyMatrix3(this.matrix),t.x<0||t.x>1)switch(this.wrapS){case tc:t.x=t.x-Math.floor(t.x);break;case td:t.x=t.x<0?0:1;break;case tp:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||t.y>1)switch(this.wrapT){case tc:t.y=t.y-Math.floor(t.y);break;case td:t.y=t.y<0?0:1;break;case tp:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}return this.flipY&&(t.y=1-t.y),t}set needsUpdate(t){!0===t&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(t){!0===t&&this.pmremVersion++}constructor(t=ia.DEFAULT_IMAGE,e=ia.DEFAULT_MAPPING,i=td,s=td,r=tg,n=tb,a=tN,o=tv,h=ia.DEFAULT_ANISOTROPY,l=ex){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:is++}),this.uuid=eF(),this.name="",this.source=new ie(t),this.mipmaps=[],this.mapping=e,this.channel=0,this.wrapS=i,this.wrapT=s,this.magFilter=r,this.minFilter=n,this.anisotropy=h,this.format=a,this.internalFormat=null,this.type=o,this.offset=new eq(0,0),this.repeat=new eq(1,1),this.center=new eq(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new eG,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=l,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!t&&!!t.depth&&t.depth>1,this.pmremVersion=0}}ia.DEFAULT_IMAGE=null,ia.DEFAULT_MAPPING=300,ia.DEFAULT_ANISOTROPY=1;class io{get width(){return this.z}set width(t){this.z=t}get height(){return this.w}set height(t){this.w=t}set(t,e,i,s){return this.x=t,this.y=e,this.z=i,this.w=s,this}setScalar(t){return this.x=t,this.y=t,this.z=t,this.w=t,this}setX(t){return this.x=t,this}setY(t){return this.y=t,this}setZ(t){return this.z=t,this}setW(t){return this.w=t,this}setComponent(t,e){switch(t){case 0:this.x=e;break;case 1:this.y=e;break;case 2:this.z=e;break;case 3:this.w=e;break;default:throw Error("index is out of range: "+t)}return this}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw Error("index is out of range: "+t)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(t){return this.x=t.x,this.y=t.y,this.z=t.z,this.w=void 0!==t.w?t.w:1,this}add(t){return this.x+=t.x,this.y+=t.y,this.z+=t.z,this.w+=t.w,this}addScalar(t){return this.x+=t,this.y+=t,this.z+=t,this.w+=t,this}addVectors(t,e){return this.x=t.x+e.x,this.y=t.y+e.y,this.z=t.z+e.z,this.w=t.w+e.w,this}addScaledVector(t,e){return this.x+=t.x*e,this.y+=t.y*e,this.z+=t.z*e,this.w+=t.w*e,this}sub(t){return this.x-=t.x,this.y-=t.y,this.z-=t.z,this.w-=t.w,this}subScalar(t){return this.x-=t,this.y-=t,this.z-=t,this.w-=t,this}subVectors(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this.w=t.w-e.w,this}multiply(t){return this.x*=t.x,this.y*=t.y,this.z*=t.z,this.w*=t.w,this}multiplyScalar(t){return this.x*=t,this.y*=t,this.z*=t,this.w*=t,this}applyMatrix4(t){let e=this.x,i=this.y,s=this.z,r=this.w,n=t.elements;return this.x=n[0]*e+n[4]*i+n[8]*s+n[12]*r,this.y=n[1]*e+n[5]*i+n[9]*s+n[13]*r,this.z=n[2]*e+n[6]*i+n[10]*s+n[14]*r,this.w=n[3]*e+n[7]*i+n[11]*s+n[15]*r,this}divide(t){return this.x/=t.x,this.y/=t.y,this.z/=t.z,this.w/=t.w,this}divideScalar(t){return this.multiplyScalar(1/t)}setAxisAngleFromQuaternion(t){this.w=2*Math.acos(t.w);let e=Math.sqrt(1-t.w*t.w);return e<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=t.x/e,this.y=t.y/e,this.z=t.z/e),this}setAxisAngleFromRotationMatrix(t){let e,i,s,r,n=t.elements,a=n[0],o=n[4],h=n[8],l=n[1],u=n[5],c=n[9],d=n[2],p=n[6],m=n[10];if(.01>Math.abs(o-l)&&.01>Math.abs(h-d)&&.01>Math.abs(c-p)){if(.1>Math.abs(o+l)&&.1>Math.abs(h+d)&&.1>Math.abs(c+p)&&.1>Math.abs(a+u+m-3))return this.set(1,0,0,0),this;e=Math.PI;let t=(a+1)/2,n=(u+1)/2,y=(m+1)/2,f=(o+l)/4,g=(h+d)/4,x=(c+p)/4;return t>n&&t>y?t<.01?(i=0,s=.707106781,r=.707106781):(s=f/(i=Math.sqrt(t)),r=g/i):n>y?n<.01?(i=.707106781,s=0,r=.707106781):(i=f/(s=Math.sqrt(n)),r=x/s):y<.01?(i=.707106781,s=.707106781,r=0):(i=g/(r=Math.sqrt(y)),s=x/r),this.set(i,s,r,e),this}let y=Math.sqrt((p-c)*(p-c)+(h-d)*(h-d)+(l-o)*(l-o));return .001>Math.abs(y)&&(y=1),this.x=(p-c)/y,this.y=(h-d)/y,this.z=(l-o)/y,this.w=Math.acos((a+u+m-1)/2),this}setFromMatrixPosition(t){let e=t.elements;return this.x=e[12],this.y=e[13],this.z=e[14],this.w=e[15],this}min(t){return this.x=Math.min(this.x,t.x),this.y=Math.min(this.y,t.y),this.z=Math.min(this.z,t.z),this.w=Math.min(this.w,t.w),this}max(t){return this.x=Math.max(this.x,t.x),this.y=Math.max(this.y,t.y),this.z=Math.max(this.z,t.z),this.w=Math.max(this.w,t.w),this}clamp(t,e){return this.x=eL(this.x,t.x,e.x),this.y=eL(this.y,t.y,e.y),this.z=eL(this.z,t.z,e.z),this.w=eL(this.w,t.w,e.w),this}clampScalar(t,e){return this.x=eL(this.x,t,e),this.y=eL(this.y,t,e),this.z=eL(this.z,t,e),this.w=eL(this.w,t,e),this}clampLength(t,e){let i=this.length();return this.divideScalar(i||1).multiplyScalar(eL(i,t,e))}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(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}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(t){return this.normalize().multiplyScalar(t)}lerp(t,e){return this.x+=(t.x-this.x)*e,this.y+=(t.y-this.y)*e,this.z+=(t.z-this.z)*e,this.w+=(t.w-this.w)*e,this}lerpVectors(t,e,i){return this.x=t.x+(e.x-t.x)*i,this.y=t.y+(e.y-t.y)*i,this.z=t.z+(e.z-t.z)*i,this.w=t.w+(e.w-t.w)*i,this}equals(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w}fromArray(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t}fromBufferAttribute(t,e){return this.x=t.getX(e),this.y=t.getY(e),this.z=t.getZ(e),this.w=t.getW(e),this}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}constructor(t=0,e=0,i=0,s=1){io.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=s}}class ih extends eI{_setTextureOptions(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},e={minFilter:tg,generateMipmaps:!1,flipY:!1,internalFormat:null};void 0!==t.mapping&&(e.mapping=t.mapping),void 0!==t.wrapS&&(e.wrapS=t.wrapS),void 0!==t.wrapT&&(e.wrapT=t.wrapT),void 0!==t.wrapR&&(e.wrapR=t.wrapR),void 0!==t.magFilter&&(e.magFilter=t.magFilter),void 0!==t.minFilter&&(e.minFilter=t.minFilter),void 0!==t.format&&(e.format=t.format),void 0!==t.type&&(e.type=t.type),void 0!==t.anisotropy&&(e.anisotropy=t.anisotropy),void 0!==t.colorSpace&&(e.colorSpace=t.colorSpace),void 0!==t.flipY&&(e.flipY=t.flipY),void 0!==t.generateMipmaps&&(e.generateMipmaps=t.generateMipmaps),void 0!==t.internalFormat&&(e.internalFormat=t.internalFormat);for(let t=0;t<this.textures.length;t++)this.textures[t].setValues(e)}get texture(){return this.textures[0]}set texture(t){this.textures[0]=t}set depthTexture(t){null!==this._depthTexture&&(this._depthTexture.renderTarget=null),null!==t&&(t.renderTarget=this),this._depthTexture=t}get depthTexture(){return this._depthTexture}setSize(t,e){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:1;if(this.width!==t||this.height!==e||this.depth!==i){this.width=t,this.height=e,this.depth=i;for(let s=0,r=this.textures.length;s<r;s++)this.textures[s].image.width=t,this.textures[s].image.height=e,this.textures[s].image.depth=i,this.textures[s].isArrayTexture=this.textures[s].image.depth>1;this.dispose()}this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)}clone(){return new this.constructor().copy(this)}copy(t){this.width=t.width,this.height=t.height,this.depth=t.depth,this.scissor.copy(t.scissor),this.scissorTest=t.scissorTest,this.viewport.copy(t.viewport),this.textures.length=0;for(let e=0,i=t.textures.length;e<i;e++){this.textures[e]=t.textures[e].clone(),this.textures[e].isRenderTargetTexture=!0,this.textures[e].renderTarget=this;let i=Object.assign({},t.textures[e].image);this.textures[e].source=new ie(i)}return this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this.resolveDepthBuffer=t.resolveDepthBuffer,this.resolveStencilBuffer=t.resolveStencilBuffer,null!==t.depthTexture&&(this.depthTexture=t.depthTexture.clone()),this.samples=t.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}constructor(t=1,e=1,i={}){super(),i=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:tg,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},i),this.isRenderTarget=!0,this.width=t,this.height=e,this.depth=i.depth,this.scissor=new io(0,0,t,e),this.scissorTest=!1,this.viewport=new io(0,0,t,e);let s=new ia({width:t,height:e,depth:i.depth});this.textures=[];let r=i.count;for(let t=0;t<r;t++)this.textures[t]=s.clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;this._setTextureOptions(i),this.depthBuffer=i.depthBuffer,this.stencilBuffer=i.stencilBuffer,this.resolveDepthBuffer=i.resolveDepthBuffer,this.resolveStencilBuffer=i.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=i.depthTexture,this.samples=i.samples,this.multiview=i.multiview}}class il extends ih{constructor(t=1,e=1,i={}){super(t,e,i),this.isWebGLRenderTarget=!0}}class iu extends ia{addLayerUpdate(t){this.layerUpdates.add(t)}clearLayerUpdates(){this.layerUpdates.clear()}constructor(t=null,e=1,i=1,s=1){super(null),this.isDataArrayTexture=!0,this.image={data:t,width:e,height:i,depth:s},this.magFilter=tm,this.minFilter=tm,this.wrapR=td,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}}class ic extends ia{constructor(t=null,e=1,i=1,s=1){super(null),this.isData3DTexture=!0,this.image={data:t,width:e,height:i,depth:s},this.magFilter=tm,this.minFilter=tm,this.wrapR=td,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class id{set(t,e){return this.min.copy(t),this.max.copy(e),this}setFromArray(t){this.makeEmpty();for(let e=0,i=t.length;e<i;e+=3)this.expandByPoint(im.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,i=t.count;e<i;e++)this.expandByPoint(im.fromBufferAttribute(t,e));return this}setFromPoints(t){this.makeEmpty();for(let e=0,i=t.length;e<i;e++)this.expandByPoint(t[e]);return this}setFromCenterAndSize(t,e){let i=im.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(i),this.max.copy(t).add(i),this}setFromObject(t){let e=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return this.makeEmpty(),this.expandByObject(t,e)}clone(){return new this.constructor().copy(this)}copy(t){return this.min.copy(t.min),this.max.copy(t.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=Infinity,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(t){return this.isEmpty()?t.set(0,0,0):t.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(t){return this.isEmpty()?t.set(0,0,0):t.subVectors(this.max,this.min)}expandByPoint(t){return this.min.min(t),this.max.max(t),this}expandByVector(t){return this.min.sub(t),this.max.add(t),this}expandByScalar(t){return this.min.addScalar(-t),this.max.addScalar(t),this}expandByObject(t){let e=arguments.length>1&&void 0!==arguments[1]&&arguments[1];t.updateWorldMatrix(!1,!1);let i=t.geometry;if(void 0!==i){let s=i.getAttribute("position");if(!0===e&&void 0!==s&&!0!==t.isInstancedMesh)for(let e=0,i=s.count;e<i;e++)!0===t.isMesh?t.getVertexPosition(e,im):im.fromBufferAttribute(s,e),im.applyMatrix4(t.matrixWorld),this.expandByPoint(im);else void 0!==t.boundingBox?(null===t.boundingBox&&t.computeBoundingBox(),iy.copy(t.boundingBox)):(null===i.boundingBox&&i.computeBoundingBox(),iy.copy(i.boundingBox)),iy.applyMatrix4(t.matrixWorld),this.union(iy)}let s=t.children;for(let t=0,i=s.length;t<i;t++)this.expandByObject(s[t],e);return this}containsPoint(t){return t.x>=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}containsBox(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y&&this.min.z<=t.min.z&&t.max.z<=this.max.z}getParameter(t,e){return e.set((t.x-this.min.x)/(this.max.x-this.min.x),(t.y-this.min.y)/(this.max.y-this.min.y),(t.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(t){return t.max.x>=this.min.x&&t.min.x<=this.max.x&&t.max.y>=this.min.y&&t.min.y<=this.max.y&&t.max.z>=this.min.z&&t.min.z<=this.max.z}intersectsSphere(t){return this.clampPoint(t.center,im),im.distanceToSquared(t.center)<=t.radius*t.radius}intersectsPlane(t){let e,i;return t.normal.x>0?(e=t.normal.x*this.min.x,i=t.normal.x*this.max.x):(e=t.normal.x*this.max.x,i=t.normal.x*this.min.x),t.normal.y>0?(e+=t.normal.y*this.min.y,i+=t.normal.y*this.max.y):(e+=t.normal.y*this.max.y,i+=t.normal.y*this.min.y),t.normal.z>0?(e+=t.normal.z*this.min.z,i+=t.normal.z*this.max.z):(e+=t.normal.z*this.max.z,i+=t.normal.z*this.min.z),e<=-t.constant&&i>=-t.constant}intersectsTriangle(t){if(this.isEmpty())return!1;this.getCenter(iS),i_.subVectors(this.max,iS),ig.subVectors(t.a,iS),ix.subVectors(t.b,iS),ib.subVectors(t.c,iS),iv.subVectors(ix,ig),iM.subVectors(ib,ix),iw.subVectors(ig,ib);let e=[0,-iv.z,iv.y,0,-iM.z,iM.y,0,-iw.z,iw.y,iv.z,0,-iv.x,iM.z,0,-iM.x,iw.z,0,-iw.x,-iv.y,iv.x,0,-iM.y,iM.x,0,-iw.y,iw.x,0];return!!iT(e,ig,ix,ib,i_)&&!!iT(e=[1,0,0,0,1,0,0,0,1],ig,ix,ib,i_)&&(iz.crossVectors(iv,iM),iT(e=[iz.x,iz.y,iz.z],ig,ix,ib,i_))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,im).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(im).length()),t}intersect(t){return this.min.max(t.min),this.max.min(t.max),this.isEmpty()&&this.makeEmpty(),this}union(t){return this.min.min(t.min),this.max.max(t.max),this}applyMatrix4(t){return this.isEmpty()||(ip[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),ip[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),ip[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),ip[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),ip[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),ip[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),ip[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),ip[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(ip)),this}translate(t){return this.min.add(t),this.max.add(t),this}equals(t){return t.min.equals(this.min)&&t.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(t){return this.min.fromArray(t.min),this.max.fromArray(t.max),this}constructor(t=new eX(Infinity,Infinity,Infinity),e=new eX(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}}let ip=[new eX,new eX,new eX,new eX,new eX,new eX,new eX,new eX],im=new eX,iy=new id,ig=new eX,ix=new eX,ib=new eX,iv=new eX,iM=new eX,iw=new eX,iS=new eX,i_=new eX,iz=new eX,iA=new eX;function iT(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){iA.fromArray(t,n);let a=r.x*Math.abs(iA.x)+r.y*Math.abs(iA.y)+r.z*Math.abs(iA.z),o=e.dot(iA),h=i.dot(iA),l=s.dot(iA);if(Math.max(-Math.max(o,h,l),Math.min(o,h,l))>a)return!1}return!0}let iC=new id,ik=new eX,iB=new eX;class iE{set(t,e){return this.center.copy(t),this.radius=e,this}setFromPoints(t,e){let i=this.center;void 0!==e?i.copy(e):iC.setFromPoints(t).getCenter(i);let s=0;for(let e=0,r=t.length;e<r;e++)s=Math.max(s,i.distanceToSquared(t[e]));return this.radius=Math.sqrt(s),this}copy(t){return this.center.copy(t.center),this.radius=t.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(t){return t.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(t){return t.distanceTo(this.center)-this.radius}intersectsSphere(t){let e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e}intersectsBox(t){return t.intersectsSphere(this)}intersectsPlane(t){return Math.abs(t.distanceToPoint(this.center))<=this.radius}clampPoint(t,e){let i=this.center.distanceToSquared(t);return e.copy(t),i>this.radius*this.radius&&(e.sub(this.center).normalize(),e.multiplyScalar(this.radius).add(this.center)),e}getBoundingBox(t){return this.isEmpty()?t.makeEmpty():(t.set(this.center,this.center),t.expandByScalar(this.radius)),t}applyMatrix4(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this}translate(t){return this.center.add(t),this}expandByPoint(t){if(this.isEmpty())return this.center.copy(t),this.radius=0,this;ik.subVectors(t,this.center);let e=ik.lengthSq();if(e>this.radius*this.radius){let t=Math.sqrt(e),i=(t-this.radius)*.5;this.center.addScaledVector(ik,i/t),this.radius+=i}return this}union(t){return t.isEmpty()||(this.isEmpty()?this.copy(t):!0===this.center.equals(t.center)?this.radius=Math.max(this.radius,t.radius):(iB.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(ik.copy(t.center).add(iB)),this.expandByPoint(ik.copy(t.center).sub(iB)))),this}equals(t){return t.center.equals(this.center)&&t.radius===this.radius}clone(){return new this.constructor().copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(t){return this.radius=t.radius,this.center.fromArray(t.center),this}constructor(t=new eX,e=-1){this.isSphere=!0,this.center=t,this.radius=e}}let iR=new eX,iI=new eX,iN=new eX,iO=new eX,iV=new eX,iP=new eX,iF=new eX;class iL{set(t,e){return this.origin.copy(t),this.direction.copy(e),this}copy(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this}at(t,e){return e.copy(this.origin).addScaledVector(this.direction,t)}lookAt(t){return this.direction.copy(t).sub(this.origin).normalize(),this}recast(t){return this.origin.copy(this.at(t,iR)),this}closestPointToPoint(t,e){e.subVectors(t,this.origin);let i=e.dot(this.direction);return i<0?e.copy(this.origin):e.copy(this.origin).addScaledVector(this.direction,i)}distanceToPoint(t){return Math.sqrt(this.distanceSqToPoint(t))}distanceSqToPoint(t){let e=iR.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(iR.copy(this.origin).addScaledVector(this.direction,e),iR.distanceToSquared(t))}distanceSqToSegment(t,e,i,s){let r,n,a,o;iI.copy(t).add(e).multiplyScalar(.5),iN.copy(e).sub(t).normalize(),iO.copy(this.origin).sub(iI);let h=.5*t.distanceTo(e),l=-this.direction.dot(iN),u=iO.dot(this.direction),c=-iO.dot(iN),d=iO.lengthSq(),p=Math.abs(1-l*l);if(p>0)if(r=l*c-u,n=l*u-c,o=h*p,r>=0)if(n>=-o)if(n<=o){let t=1/p;r*=t,n*=t,a=r*(r+l*n+2*u)+n*(l*r+n+2*c)+d}else a=-(r=Math.max(0,-(l*(n=h)+u)))*r+n*(n+2*c)+d;else a=-(r=Math.max(0,-(l*(n=-h)+u)))*r+n*(n+2*c)+d;else n<=-o?(n=(r=Math.max(0,-(-l*h+u)))>0?-h:Math.min(Math.max(-h,-c),h),a=-r*r+n*(n+2*c)+d):n<=o?(r=0,a=(n=Math.min(Math.max(-h,-c),h))*(n+2*c)+d):(n=(r=Math.max(0,-(l*h+u)))>0?h:Math.min(Math.max(-h,-c),h),a=-r*r+n*(n+2*c)+d);else n=l>0?-h:h,a=-(r=Math.max(0,-(l*n+u)))*r+n*(n+2*c)+d;return i&&i.copy(this.origin).addScaledVector(this.direction,r),s&&s.copy(iI).addScaledVector(iN,n),a}intersectSphere(t,e){iR.subVectors(t.center,this.origin);let i=iR.dot(this.direction),s=iR.dot(iR)-i*i,r=t.radius*t.radius;if(s>r)return null;let n=Math.sqrt(r-s),a=i-n,o=i+n;return o<0?null:a<0?this.at(o,e):this.at(a,e)}intersectsSphere(t){return!(t.radius<0)&&this.distanceSqToPoint(t.center)<=t.radius*t.radius}distanceToPlane(t){let e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;let i=-(this.origin.dot(t.normal)+t.constant)/e;return i>=0?i:null}intersectPlane(t,e){let i=this.distanceToPlane(t);return null===i?null:this.at(i,e)}intersectsPlane(t){let e=t.distanceToPoint(this.origin);return!!(0===e||t.normal.dot(this.direction)*e<0)}intersectBox(t,e){let i,s,r,n,a,o,h=1/this.direction.x,l=1/this.direction.y,u=1/this.direction.z,c=this.origin;return(h>=0?(i=(t.min.x-c.x)*h,s=(t.max.x-c.x)*h):(i=(t.max.x-c.x)*h,s=(t.min.x-c.x)*h),l>=0?(r=(t.min.y-c.y)*l,n=(t.max.y-c.y)*l):(r=(t.max.y-c.y)*l,n=(t.min.y-c.y)*l),i>n||r>s||((r>i||isNaN(i))&&(i=r),(n<s||isNaN(s))&&(s=n),u>=0?(a=(t.min.z-c.z)*u,o=(t.max.z-c.z)*u):(a=(t.max.z-c.z)*u,o=(t.min.z-c.z)*u),i>o||a>s||((a>i||i!=i)&&(i=a),(o<s||s!=s)&&(s=o),s<0)))?null:this.at(i>=0?i:s,e)}intersectsBox(t){return null!==this.intersectBox(t,iR)}intersectTriangle(t,e,i,s,r){let n;iV.subVectors(e,t),iP.subVectors(i,t),iF.crossVectors(iV,iP);let a=this.direction.dot(iF);if(a>0){if(s)return null;n=1}else{if(!(a<0))return null;n=-1,a=-a}iO.subVectors(this.origin,t);let o=n*this.direction.dot(iP.crossVectors(iO,iP));if(o<0)return null;let h=n*this.direction.dot(iV.cross(iO));if(h<0||o+h>a)return null;let l=-n*iO.dot(iF);return l<0?null:this.at(l/a,r)}applyMatrix4(t){return this.origin.applyMatrix4(t),this.direction.transformDirection(t),this}equals(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}clone(){return new this.constructor().copy(this)}constructor(t=new eX,e=new eX(0,0,-1)){this.origin=t,this.direction=e}}class iD{set(t,e,i,s,r,n,a,o,h,l,u,c,d,p,m,y){let f=this.elements;return f[0]=t,f[4]=e,f[8]=i,f[12]=s,f[1]=r,f[5]=n,f[9]=a,f[13]=o,f[2]=h,f[6]=l,f[10]=u,f[14]=c,f[3]=d,f[7]=p,f[11]=m,f[15]=y,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 iD().fromArray(this.elements)}copy(t){let e=this.elements,i=t.elements;return e[0]=i[0],e[1]=i[1],e[2]=i[2],e[3]=i[3],e[4]=i[4],e[5]=i[5],e[6]=i[6],e[7]=i[7],e[8]=i[8],e[9]=i[9],e[10]=i[10],e[11]=i[11],e[12]=i[12],e[13]=i[13],e[14]=i[14],e[15]=i[15],this}copyPosition(t){let e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this}setFromMatrix3(t){let e=t.elements;return this.set(e[0],e[3],e[6],0,e[1],e[4],e[7],0,e[2],e[5],e[8],0,0,0,0,1),this}extractBasis(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this}makeBasis(t,e,i){return this.set(t.x,e.x,i.x,0,t.y,e.y,i.y,0,t.z,e.z,i.z,0,0,0,0,1),this}extractRotation(t){let e=this.elements,i=t.elements,s=1/iU.setFromMatrixColumn(t,0).length(),r=1/iU.setFromMatrixColumn(t,1).length(),n=1/iU.setFromMatrixColumn(t,2).length();return e[0]=i[0]*s,e[1]=i[1]*s,e[2]=i[2]*s,e[3]=0,e[4]=i[4]*r,e[5]=i[5]*r,e[6]=i[6]*r,e[7]=0,e[8]=i[8]*n,e[9]=i[9]*n,e[10]=i[10]*n,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromEuler(t){let e=this.elements,i=t.x,s=t.y,r=t.z,n=Math.cos(i),a=Math.sin(i),o=Math.cos(s),h=Math.sin(s),l=Math.cos(r),u=Math.sin(r);if("XYZ"===t.order){let t=n*l,i=n*u,s=a*l,r=a*u;e[0]=o*l,e[4]=-o*u,e[8]=h,e[1]=i+s*h,e[5]=t-r*h,e[9]=-a*o,e[2]=r-t*h,e[6]=s+i*h,e[10]=n*o}else if("YXZ"===t.order){let t=o*l,i=o*u,s=h*l,r=h*u;e[0]=t+r*a,e[4]=s*a-i,e[8]=n*h,e[1]=n*u,e[5]=n*l,e[9]=-a,e[2]=i*a-s,e[6]=r+t*a,e[10]=n*o}else if("ZXY"===t.order){let t=o*l,i=o*u,s=h*l,r=h*u;e[0]=t-r*a,e[4]=-n*u,e[8]=s+i*a,e[1]=i+s*a,e[5]=n*l,e[9]=r-t*a,e[2]=-n*h,e[6]=a,e[10]=n*o}else if("ZYX"===t.order){let t=n*l,i=n*u,s=a*l,r=a*u;e[0]=o*l,e[4]=s*h-i,e[8]=t*h+r,e[1]=o*u,e[5]=r*h+t,e[9]=i*h-s,e[2]=-h,e[6]=a*o,e[10]=n*o}else if("YZX"===t.order){let t=n*o,i=n*h,s=a*o,r=a*h;e[0]=o*l,e[4]=r-t*u,e[8]=s*u+i,e[1]=u,e[5]=n*l,e[9]=-a*l,e[2]=-h*l,e[6]=i*u+s,e[10]=t-r*u}else if("XZY"===t.order){let t=n*o,i=n*h,s=a*o,r=a*h;e[0]=o*l,e[4]=-u,e[8]=h*l,e[1]=t*u+r,e[5]=n*l,e[9]=i*u-s,e[2]=s*u-i,e[6]=a*l,e[10]=r*u+t}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this}makeRotationFromQuaternion(t){return this.compose(ij,t,iH)}lookAt(t,e,i){let s=this.elements;return iX.subVectors(t,e),0===iX.lengthSq()&&(iX.z=1),iX.normalize(),iq.crossVectors(i,iX),0===iq.lengthSq()&&(1===Math.abs(i.z)?iX.x+=1e-4:iX.z+=1e-4,iX.normalize(),iq.crossVectors(i,iX)),iq.normalize(),iJ.crossVectors(iX,iq),s[0]=iq.x,s[4]=iJ.x,s[8]=iX.x,s[1]=iq.y,s[5]=iJ.y,s[9]=iX.y,s[2]=iq.z,s[6]=iJ.z,s[10]=iX.z,this}multiply(t){return this.multiplyMatrices(this,t)}premultiply(t){return this.multiplyMatrices(t,this)}multiplyMatrices(t,e){let i=t.elements,s=e.elements,r=this.elements,n=i[0],a=i[4],o=i[8],h=i[12],l=i[1],u=i[5],c=i[9],d=i[13],p=i[2],m=i[6],y=i[10],f=i[14],g=i[3],x=i[7],b=i[11],v=i[15],M=s[0],w=s[4],S=s[8],_=s[12],z=s[1],A=s[5],T=s[9],C=s[13],k=s[2],B=s[6],E=s[10],R=s[14],I=s[3],N=s[7],O=s[11],V=s[15];return r[0]=n*M+a*z+o*k+h*I,r[4]=n*w+a*A+o*B+h*N,r[8]=n*S+a*T+o*E+h*O,r[12]=n*_+a*C+o*R+h*V,r[1]=l*M+u*z+c*k+d*I,r[5]=l*w+u*A+c*B+d*N,r[9]=l*S+u*T+c*E+d*O,r[13]=l*_+u*C+c*R+d*V,r[2]=p*M+m*z+y*k+f*I,r[6]=p*w+m*A+y*B+f*N,r[10]=p*S+m*T+y*E+f*O,r[14]=p*_+m*C+y*R+f*V,r[3]=g*M+x*z+b*k+v*I,r[7]=g*w+x*A+b*B+v*N,r[11]=g*S+x*T+b*E+v*O,r[15]=g*_+x*C+b*R+v*V,this}multiplyScalar(t){let e=this.elements;return e[0]*=t,e[4]*=t,e[8]*=t,e[12]*=t,e[1]*=t,e[5]*=t,e[9]*=t,e[13]*=t,e[2]*=t,e[6]*=t,e[10]*=t,e[14]*=t,e[3]*=t,e[7]*=t,e[11]*=t,e[15]*=t,this}determinant(){let t=this.elements,e=t[0],i=t[4],s=t[8],r=t[12],n=t[1],a=t[5],o=t[9],h=t[13],l=t[2],u=t[6],c=t[10],d=t[14],p=t[3],m=t[7];return p*(r*o*u-s*h*u-r*a*c+i*h*c+s*a*d-i*o*d)+m*(e*o*d-e*h*c+r*n*c-s*n*d+s*h*l-r*o*l)+t[11]*(e*h*u-e*a*d-r*n*u+i*n*d+r*a*l-i*h*l)+t[15]*(-s*a*l-e*o*u+e*a*c+s*n*u-i*n*c+i*o*l)}transpose(){let t,e=this.elements;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(t,e,i){let s=this.elements;return t.isVector3?(s[12]=t.x,s[13]=t.y,s[14]=t.z):(s[12]=t,s[13]=e,s[14]=i),this}invert(){let t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],o=t[6],h=t[7],l=t[8],u=t[9],c=t[10],d=t[11],p=t[12],m=t[13],y=t[14],f=t[15],g=u*y*h-m*c*h+m*o*d-a*y*d-u*o*f+a*c*f,x=p*c*h-l*y*h-p*o*d+n*y*d+l*o*f-n*c*f,b=l*m*h-p*u*h+p*a*d-n*m*d-l*a*f+n*u*f,v=p*u*o-l*m*o-p*a*c+n*m*c+l*a*y-n*u*y,M=e*g+i*x+s*b+r*v;if(0===M)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);let w=1/M;return t[0]=g*w,t[1]=(m*c*r-u*y*r-m*s*d+i*y*d+u*s*f-i*c*f)*w,t[2]=(a*y*r-m*o*r+m*s*h-i*y*h-a*s*f+i*o*f)*w,t[3]=(u*o*r-a*c*r-u*s*h+i*c*h+a*s*d-i*o*d)*w,t[4]=x*w,t[5]=(l*y*r-p*c*r+p*s*d-e*y*d-l*s*f+e*c*f)*w,t[6]=(p*o*r-n*y*r-p*s*h+e*y*h+n*s*f-e*o*f)*w,t[7]=(n*c*r-l*o*r+l*s*h-e*c*h-n*s*d+e*o*d)*w,t[8]=b*w,t[9]=(p*u*r-l*m*r-p*i*d+e*m*d+l*i*f-e*u*f)*w,t[10]=(n*m*r-p*a*r+p*i*h-e*m*h-n*i*f+e*a*f)*w,t[11]=(l*a*r-n*u*r-l*i*h+e*u*h+n*i*d-e*a*d)*w,t[12]=v*w,t[13]=(l*m*s-p*u*s+p*i*c-e*m*c-l*i*y+e*u*y)*w,t[14]=(p*a*s-n*m*s-p*i*o+e*m*o+n*i*y-e*a*y)*w,t[15]=(n*u*s-l*a*s+l*i*o-e*u*o-n*i*c+e*a*c)*w,this}scale(t){let e=this.elements,i=t.x,s=t.y,r=t.z;return e[0]*=i,e[4]*=s,e[8]*=r,e[1]*=i,e[5]*=s,e[9]*=r,e[2]*=i,e[6]*=s,e[10]*=r,e[3]*=i,e[7]*=s,e[11]*=r,this}getMaxScaleOnAxis(){let t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2];return Math.sqrt(Math.max(e,t[4]*t[4]+t[5]*t[5]+t[6]*t[6],t[8]*t[8]+t[9]*t[9]+t[10]*t[10]))}makeTranslation(t,e,i){return t.isVector3?this.set(1,0,0,t.x,0,1,0,t.y,0,0,1,t.z,0,0,0,1):this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this}makeRotationX(t){let e=Math.cos(t),i=Math.sin(t);return this.set(1,0,0,0,0,e,-i,0,0,i,e,0,0,0,0,1),this}makeRotationY(t){let e=Math.cos(t),i=Math.sin(t);return this.set(e,0,i,0,0,1,0,0,-i,0,e,0,0,0,0,1),this}makeRotationZ(t){let e=Math.cos(t),i=Math.sin(t);return this.set(e,-i,0,0,i,e,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(t,e){let i=Math.cos(e),s=Math.sin(e),r=1-i,n=t.x,a=t.y,o=t.z,h=r*n,l=r*a;return this.set(h*n+i,h*a-s*o,h*o+s*a,0,h*a+s*o,l*a+i,l*o-s*n,0,h*o-s*a,l*o+s*n,r*o*o+i,0,0,0,0,1),this}makeScale(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this}makeShear(t,e,i,s,r,n){return this.set(1,i,r,0,t,1,n,0,e,s,1,0,0,0,0,1),this}compose(t,e,i){let s=this.elements,r=e._x,n=e._y,a=e._z,o=e._w,h=r+r,l=n+n,u=a+a,c=r*h,d=r*l,p=r*u,m=n*l,y=n*u,f=a*u,g=o*h,x=o*l,b=o*u,v=i.x,M=i.y,w=i.z;return s[0]=(1-(m+f))*v,s[1]=(d+b)*v,s[2]=(p-x)*v,s[3]=0,s[4]=(d-b)*M,s[5]=(1-(c+f))*M,s[6]=(y+g)*M,s[7]=0,s[8]=(p+x)*w,s[9]=(y-g)*w,s[10]=(1-(c+m))*w,s[11]=0,s[12]=t.x,s[13]=t.y,s[14]=t.z,s[15]=1,this}decompose(t,e,i){let s=this.elements,r=iU.set(s[0],s[1],s[2]).length(),n=iU.set(s[4],s[5],s[6]).length(),a=iU.set(s[8],s[9],s[10]).length();0>this.determinant()&&(r=-r),t.x=s[12],t.y=s[13],t.z=s[14],iW.copy(this);let o=1/r,h=1/n,l=1/a;return iW.elements[0]*=o,iW.elements[1]*=o,iW.elements[2]*=o,iW.elements[4]*=h,iW.elements[5]*=h,iW.elements[6]*=h,iW.elements[8]*=l,iW.elements[9]*=l,iW.elements[10]*=l,e.setFromRotationMatrix(iW),i.x=r,i.y=n,i.z=a,this}makePerspective(t,e,i,s,r,n){let a,o,h=arguments.length>6&&void 0!==arguments[6]?arguments[6]:eR,l=arguments.length>7&&void 0!==arguments[7]&&arguments[7],u=this.elements;if(l)a=r/(n-r),o=n*r/(n-r);else if(h===eR)a=-(n+r)/(n-r),o=-2*n*r/(n-r);else if(2001===h)a=-n/(n-r),o=-n*r/(n-r);else throw Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+h);return u[0]=2*r/(e-t),u[4]=0,u[8]=(e+t)/(e-t),u[12]=0,u[1]=0,u[5]=2*r/(i-s),u[9]=(i+s)/(i-s),u[13]=0,u[2]=0,u[6]=0,u[10]=a,u[14]=o,u[3]=0,u[7]=0,u[11]=-1,u[15]=0,this}makeOrthographic(t,e,i,s,r,n){let a,o,h=arguments.length>6&&void 0!==arguments[6]?arguments[6]:eR,l=arguments.length>7&&void 0!==arguments[7]&&arguments[7],u=this.elements;if(l)a=1/(n-r),o=n/(n-r);else if(h===eR)a=-2/(n-r),o=-(n+r)/(n-r);else if(2001===h)a=-1/(n-r),o=-r/(n-r);else throw Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+h);return u[0]=2/(e-t),u[4]=0,u[8]=0,u[12]=-(e+t)/(e-t),u[1]=0,u[5]=2/(i-s),u[9]=0,u[13]=-(i+s)/(i-s),u[2]=0,u[6]=0,u[10]=a,u[14]=o,u[3]=0,u[7]=0,u[11]=0,u[15]=1,this}equals(t){let e=this.elements,i=t.elements;for(let t=0;t<16;t++)if(e[t]!==i[t])return!1;return!0}fromArray(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;for(let i=0;i<16;i++)this.elements[i]=t[i+e];return this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.elements;return t[e]=i[0],t[e+1]=i[1],t[e+2]=i[2],t[e+3]=i[3],t[e+4]=i[4],t[e+5]=i[5],t[e+6]=i[6],t[e+7]=i[7],t[e+8]=i[8],t[e+9]=i[9],t[e+10]=i[10],t[e+11]=i[11],t[e+12]=i[12],t[e+13]=i[13],t[e+14]=i[14],t[e+15]=i[15],t}constructor(t,e,i,s,r,n,a,o,h,l,u,c,d,p,m,y){iD.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==t&&this.set(t,e,i,s,r,n,a,o,h,l,u,c,d,p,m,y)}}let iU=new eX,iW=new iD,ij=new eX(0,0,0),iH=new eX(1,1,1),iq=new eX,iJ=new eX,iX=new eX,iY=new iD,iZ=new eJ;class iG{get x(){return this._x}set x(t){this._x=t,this._onChangeCallback()}get y(){return this._y}set y(t){this._y=t,this._onChangeCallback()}get z(){return this._z}set z(t){this._z=t,this._onChangeCallback()}get order(){return this._order}set order(t){this._order=t,this._onChangeCallback()}set(t,e,i){let s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:this._order;return this._x=t,this._y=e,this._z=i,this._order=s,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this._onChangeCallback(),this}setFromRotationMatrix(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order,i=!(arguments.length>2)||void 0===arguments[2]||arguments[2],s=t.elements,r=s[0],n=s[4],a=s[8],o=s[1],h=s[5],l=s[9],u=s[2],c=s[6],d=s[10];switch(e){case"XYZ":this._y=Math.asin(eL(a,-1,1)),.9999999>Math.abs(a)?(this._x=Math.atan2(-l,d),this._z=Math.atan2(-n,r)):(this._x=Math.atan2(c,h),this._z=0);break;case"YXZ":this._x=Math.asin(-eL(l,-1,1)),.9999999>Math.abs(l)?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,h)):(this._y=Math.atan2(-u,r),this._z=0);break;case"ZXY":this._x=Math.asin(eL(c,-1,1)),.9999999>Math.abs(c)?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-n,h)):(this._y=0,this._z=Math.atan2(o,r));break;case"ZYX":this._y=Math.asin(-eL(u,-1,1)),.9999999>Math.abs(u)?(this._x=Math.atan2(c,d),this._z=Math.atan2(o,r)):(this._x=0,this._z=Math.atan2(-n,h));break;case"YZX":this._z=Math.asin(eL(o,-1,1)),.9999999>Math.abs(o)?(this._x=Math.atan2(-l,h),this._y=Math.atan2(-u,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-eL(n,-1,1)),.9999999>Math.abs(n)?(this._x=Math.atan2(c,h),this._y=Math.atan2(a,r)):(this._x=Math.atan2(-l,d),this._y=0);break;default:console.warn("THREE.Euler: .setFromRotationMatrix() encountered an unknown order: "+e)}return this._order=e,!0===i&&this._onChangeCallback(),this}setFromQuaternion(t,e,i){return iY.makeRotationFromQuaternion(t),this.setFromRotationMatrix(iY,e,i)}setFromVector3(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this._order;return this.set(t.x,t.y,t.z,e)}reorder(t){return iZ.setFromEuler(this),this.setFromQuaternion(iZ,t)}equals(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order}fromArray(t){return this._x=t[0],this._y=t[1],this._z=t[2],void 0!==t[3]&&(this._order=t[3]),this._onChangeCallback(),this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t}_onChange(t){return this._onChangeCallback=t,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}constructor(t=0,e=0,i=0,s=iG.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=s}}iG.DEFAULT_ORDER="XYZ";class iQ{set(t){this.mask=1<<t>>>0}enable(t){this.mask|=1<<t}enableAll(){this.mask=-1}toggle(t){this.mask^=1<<t}disable(t){this.mask&=~(1<<t)}disableAll(){this.mask=0}test(t){return(this.mask&t.mask)!=0}isEnabled(t){return(this.mask&1<<t)!=0}constructor(){this.mask=1}}let iK=0,i$=new eX,i0=new eJ,i1=new iD,i2=new eX,i3=new eX,i5=new eX,i4=new eJ,i6=new eX(1,0,0),i8=new eX(0,1,0),i9=new eX(0,0,1),i7={type:"added"},st={type:"removed"},se={type:"childadded",child:null},si={type:"childremoved",child:null};class ss extends eI{onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(t){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(t),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(t){return this.quaternion.premultiply(t),this}setRotationFromAxisAngle(t,e){this.quaternion.setFromAxisAngle(t,e)}setRotationFromEuler(t){this.quaternion.setFromEuler(t,!0)}setRotationFromMatrix(t){this.quaternion.setFromRotationMatrix(t)}setRotationFromQuaternion(t){this.quaternion.copy(t)}rotateOnAxis(t,e){return i0.setFromAxisAngle(t,e),this.quaternion.multiply(i0),this}rotateOnWorldAxis(t,e){return i0.setFromAxisAngle(t,e),this.quaternion.premultiply(i0),this}rotateX(t){return this.rotateOnAxis(i6,t)}rotateY(t){return this.rotateOnAxis(i8,t)}rotateZ(t){return this.rotateOnAxis(i9,t)}translateOnAxis(t,e){return i$.copy(t).applyQuaternion(this.quaternion),this.position.add(i$.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(i6,t)}translateY(t){return this.translateOnAxis(i8,t)}translateZ(t){return this.translateOnAxis(i9,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(i1.copy(this.matrixWorld).invert())}lookAt(t,e,i){t.isVector3?i2.copy(t):i2.set(t,e,i);let s=this.parent;this.updateWorldMatrix(!0,!1),i3.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?i1.lookAt(i3,i2,this.up):i1.lookAt(i2,i3,this.up),this.quaternion.setFromRotationMatrix(i1),s&&(i1.extractRotation(s.matrixWorld),i0.setFromRotationMatrix(i1),this.quaternion.premultiply(i0.invert()))}add(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}return t===this?console.error("THREE.Object3D.add: object can't be added as a child of itself.",t):t&&t.isObject3D?(t.removeFromParent(),t.parent=this,this.children.push(t),t.dispatchEvent(i7),se.child=t,this.dispatchEvent(se),se.child=null):console.error("THREE.Object3D.add: object not an instance of THREE.Object3D.",t),this}remove(t){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.remove(arguments[t]);return this}let e=this.children.indexOf(t);return -1!==e&&(t.parent=null,this.children.splice(e,1),t.dispatchEvent(st),si.child=t,this.dispatchEvent(si),si.child=null),this}removeFromParent(){let t=this.parent;return null!==t&&t.remove(this),this}clear(){return this.remove(...this.children)}attach(t){return this.updateWorldMatrix(!0,!1),i1.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),i1.multiply(t.parent.matrixWorld)),t.applyMatrix4(i1),t.removeFromParent(),t.parent=this,this.children.push(t),t.updateWorldMatrix(!1,!0),t.dispatchEvent(i7),se.child=t,this.dispatchEvent(se),se.child=null,this}getObjectById(t){return this.getObjectByProperty("id",t)}getObjectByName(t){return this.getObjectByProperty("name",t)}getObjectByProperty(t,e){if(this[t]===e)return this;for(let i=0,s=this.children.length;i<s;i++){let s=this.children[i].getObjectByProperty(t,e);if(void 0!==s)return s}}getObjectsByProperty(t,e){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:[];this[t]===e&&i.push(this);let s=this.children;for(let r=0,n=s.length;r<n;r++)s[r].getObjectsByProperty(t,e,i);return i}getWorldPosition(t){return this.updateWorldMatrix(!0,!1),t.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(i3,t,i5),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(i3,i4,t),t}getWorldDirection(t){this.updateWorldMatrix(!0,!1);let e=this.matrixWorld.elements;return t.set(e[8],e[9],e[10]).normalize()}raycast(){}traverse(t){t(this);let e=this.children;for(let i=0,s=e.length;i<s;i++)e[i].traverse(t)}traverseVisible(t){if(!1===this.visible)return;t(this);let e=this.children;for(let i=0,s=e.length;i<s;i++)e[i].traverseVisible(t)}traverseAncestors(t){let e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(t){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||t)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,t=!0);let e=this.children;for(let i=0,s=e.length;i<s;i++)e[i].updateMatrixWorld(t)}updateWorldMatrix(t,e){let i=this.parent;if(!0===t&&null!==i&&i.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===e){let t=this.children;for(let e=0,i=t.length;e<i;e++)t[e].updateWorldMatrix(!1,!0)}}toJSON(t){let e=void 0===t||"string"==typeof t,i={};e&&(t={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},i.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});let s={};function r(e,i){return void 0===e[i.uuid]&&(e[i.uuid]=i.toJSON(t)),i.uuid}if(s.uuid=this.uuid,s.type=this.type,""!==this.name&&(s.name=this.name),!0===this.castShadow&&(s.castShadow=!0),!0===this.receiveShadow&&(s.receiveShadow=!0),!1===this.visible&&(s.visible=!1),!1===this.frustumCulled&&(s.frustumCulled=!1),0!==this.renderOrder&&(s.renderOrder=this.renderOrder),Object.keys(this.userData).length>0&&(s.userData=this.userData),s.layers=this.layers.mask,s.matrix=this.matrix.toArray(),s.up=this.up.toArray(),!1===this.matrixAutoUpdate&&(s.matrixAutoUpdate=!1),this.isInstancedMesh&&(s.type="InstancedMesh",s.count=this.count,s.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(s.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(s.type="BatchedMesh",s.perObjectFrustumCulled=this.perObjectFrustumCulled,s.sortObjects=this.sortObjects,s.drawRanges=this._drawRanges,s.reservedRanges=this._reservedRanges,s.geometryInfo=this._geometryInfo.map(t=>({...t,boundingBox:t.boundingBox?t.boundingBox.toJSON():void 0,boundingSphere:t.boundingSphere?t.boundingSphere.toJSON():void 0})),s.instanceInfo=this._instanceInfo.map(t=>({...t})),s.availableInstanceIds=this._availableInstanceIds.slice(),s.availableGeometryIds=this._availableGeometryIds.slice(),s.nextIndexStart=this._nextIndexStart,s.nextVertexStart=this._nextVertexStart,s.geometryCount=this._geometryCount,s.maxInstanceCount=this._maxInstanceCount,s.maxVertexCount=this._maxVertexCount,s.maxIndexCount=this._maxIndexCount,s.geometryInitialized=this._geometryInitialized,s.matricesTexture=this._matricesTexture.toJSON(t),s.indirectTexture=this._indirectTexture.toJSON(t),null!==this._colorsTexture&&(s.colorsTexture=this._colorsTexture.toJSON(t)),null!==this.boundingSphere&&(s.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(s.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?s.background=this.background.toJSON():this.background.isTexture&&(s.background=this.background.toJSON(t).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(s.environment=this.environment.toJSON(t).uuid);else if(this.isMesh||this.isLine||this.isPoints){s.geometry=r(t.geometries,this.geometry);let e=this.geometry.parameters;if(void 0!==e&&void 0!==e.shapes){let i=e.shapes;if(Array.isArray(i))for(let e=0,s=i.length;e<s;e++){let s=i[e];r(t.shapes,s)}else r(t.shapes,i)}}if(this.isSkinnedMesh&&(s.bindMode=this.bindMode,s.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(r(t.skeletons,this.skeleton),s.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){let e=[];for(let i=0,s=this.material.length;i<s;i++)e.push(r(t.materials,this.material[i]));s.material=e}else s.material=r(t.materials,this.material);if(this.children.length>0){s.children=[];for(let e=0;e<this.children.length;e++)s.children.push(this.children[e].toJSON(t).object)}if(this.animations.length>0){s.animations=[];for(let e=0;e<this.animations.length;e++){let i=this.animations[e];s.animations.push(r(t.animations,i))}}if(e){let e=n(t.geometries),s=n(t.materials),r=n(t.textures),a=n(t.images),o=n(t.shapes),h=n(t.skeletons),l=n(t.animations),u=n(t.nodes);e.length>0&&(i.geometries=e),s.length>0&&(i.materials=s),r.length>0&&(i.textures=r),a.length>0&&(i.images=a),o.length>0&&(i.shapes=o),h.length>0&&(i.skeletons=h),l.length>0&&(i.animations=l),u.length>0&&(i.nodes=u)}return i.object=s,i;function n(t){let e=[];for(let i in t){let s=t[i];delete s.metadata,e.push(s)}return e}}clone(t){return new this.constructor().copy(this,t)}copy(t){let e=!(arguments.length>1)||void 0===arguments[1]||arguments[1];if(this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.rotation.order=t.rotation.order,this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldAutoUpdate=t.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.layers.mask=t.layers.mask,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.animations=t.animations.slice(),this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(let e=0;e<t.children.length;e++){let i=t.children[e];this.add(i.clone())}return this}constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:iK++}),this.uuid=eF(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=ss.DEFAULT_UP.clone();let t=new eX,e=new iG,i=new eJ,s=new eX(1,1,1);e._onChange(function(){i.setFromEuler(e,!1)}),i._onChange(function(){e.setFromQuaternion(i,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:t},rotation:{configurable:!0,enumerable:!0,value:e},quaternion:{configurable:!0,enumerable:!0,value:i},scale:{configurable:!0,enumerable:!0,value:s},modelViewMatrix:{value:new iD},normalMatrix:{value:new eG}}),this.matrix=new iD,this.matrixWorld=new iD,this.matrixAutoUpdate=ss.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=ss.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new iQ,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={}}}ss.DEFAULT_UP=new eX(0,1,0),ss.DEFAULT_MATRIX_AUTO_UPDATE=!0,ss.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;let sr=new eX,sn=new eX,sa=new eX,so=new eX,sh=new eX,sl=new eX,su=new eX,sc=new eX,sd=new eX,sp=new eX,sm=new io,sy=new io,sf=new io;class sg{static getNormal(t,e,i,s){s.subVectors(i,e),sr.subVectors(t,e),s.cross(sr);let r=s.lengthSq();return r>0?s.multiplyScalar(1/Math.sqrt(r)):s.set(0,0,0)}static getBarycoord(t,e,i,s,r){sr.subVectors(s,e),sn.subVectors(i,e),sa.subVectors(t,e);let n=sr.dot(sr),a=sr.dot(sn),o=sr.dot(sa),h=sn.dot(sn),l=sn.dot(sa),u=n*h-a*a;if(0===u)return r.set(0,0,0),null;let c=1/u,d=(h*o-a*l)*c,p=(n*l-a*o)*c;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,so)&&so.x>=0&&so.y>=0&&so.x+so.y<=1}static getInterpolation(t,e,i,s,r,n,a,o){return null===this.getBarycoord(t,e,i,s,so)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(r,so.x),o.addScaledVector(n,so.y),o.addScaledVector(a,so.z),o)}static getInterpolatedAttribute(t,e,i,s,r,n){return sm.setScalar(0),sy.setScalar(0),sf.setScalar(0),sm.fromBufferAttribute(t,e),sy.fromBufferAttribute(t,i),sf.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(sm,r.x),n.addScaledVector(sy,r.y),n.addScaledVector(sf,r.z),n}static isFrontFacing(t,e,i,s){return sr.subVectors(i,e),sn.subVectors(t,e),0>sr.cross(sn).dot(s)}set(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this}setFromPointsAndIndices(t,e,i,s){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[s]),this}setFromAttributeAndIndices(t,e,i,s){return this.a.fromBufferAttribute(t,e),this.b.fromBufferAttribute(t,i),this.c.fromBufferAttribute(t,s),this}clone(){return new this.constructor().copy(this)}copy(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this}getArea(){return sr.subVectors(this.c,this.b),sn.subVectors(this.a,this.b),.5*sr.cross(sn).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return sg.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return sg.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return sg.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return sg.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return sg.isFrontFacing(this.a,this.b,this.c,t)}intersectsBox(t){return t.intersectsTriangle(this)}closestPointToPoint(t,e){let i,s,r=this.a,n=this.b,a=this.c;sh.subVectors(n,r),sl.subVectors(a,r),sc.subVectors(t,r);let o=sh.dot(sc),h=sl.dot(sc);if(o<=0&&h<=0)return e.copy(r);sd.subVectors(t,n);let l=sh.dot(sd),u=sl.dot(sd);if(l>=0&&u<=l)return e.copy(n);let c=o*u-l*h;if(c<=0&&o>=0&&l<=0)return i=o/(o-l),e.copy(r).addScaledVector(sh,i);sp.subVectors(t,a);let d=sh.dot(sp),p=sl.dot(sp);if(p>=0&&d<=p)return e.copy(a);let m=d*h-o*p;if(m<=0&&h>=0&&p<=0)return s=h/(h-p),e.copy(r).addScaledVector(sl,s);let y=l*p-d*u;if(y<=0&&u-l>=0&&d-p>=0)return su.subVectors(a,n),s=(u-l)/(u-l+(d-p)),e.copy(n).addScaledVector(su,s);let f=1/(y+m+c);return i=m*f,s=c*f,e.copy(r).addScaledVector(sh,i).addScaledVector(sl,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}constructor(t=new eX,e=new eX,i=new eX){this.a=t,this.b=e,this.c=i}}let sx={aliceblue:0xf0f8ff,antiquewhite:0xfaebd7,aqua:65535,aquamarine:8388564,azure:0xf0ffff,beige:0xf5f5dc,bisque:0xffe4c4,black:0,blanchedalmond:0xffebcd,blue:255,blueviolet:9055202,brown:0xa52a2a,burlywood:0xdeb887,cadetblue:6266528,chartreuse:8388352,chocolate:0xd2691e,coral:0xff7f50,cornflowerblue:6591981,cornsilk:0xfff8dc,crimson:0xdc143c,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:0xb8860b,darkgray:0xa9a9a9,darkgreen:25600,darkgrey:0xa9a9a9,darkkhaki:0xbdb76b,darkmagenta:9109643,darkolivegreen:5597999,darkorange:0xff8c00,darkorchid:0x9932cc,darkred:9109504,darksalmon:0xe9967a,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:0xff1493,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:0xb22222,floralwhite:0xfffaf0,forestgreen:2263842,fuchsia:0xff00ff,gainsboro:0xdcdcdc,ghostwhite:0xf8f8ff,gold:0xffd700,goldenrod:0xdaa520,gray:8421504,green:32768,greenyellow:0xadff2f,grey:8421504,honeydew:0xf0fff0,hotpink:0xff69b4,indianred:0xcd5c5c,indigo:4915330,ivory:0xfffff0,khaki:0xf0e68c,lavender:0xe6e6fa,lavenderblush:0xfff0f5,lawngreen:8190976,lemonchiffon:0xfffacd,lightblue:0xadd8e6,lightcoral:0xf08080,lightcyan:0xe0ffff,lightgoldenrodyellow:0xfafad2,lightgray:0xd3d3d3,lightgreen:9498256,lightgrey:0xd3d3d3,lightpink:0xffb6c1,lightsalmon:0xffa07a,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:0xb0c4de,lightyellow:0xffffe0,lime:65280,limegreen:3329330,linen:0xfaf0e6,magenta:0xff00ff,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:0xba55d3,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:0xc71585,midnightblue:1644912,mintcream:0xf5fffa,mistyrose:0xffe4e1,moccasin:0xffe4b5,navajowhite:0xffdead,navy:128,oldlace:0xfdf5e6,olive:8421376,olivedrab:7048739,orange:0xffa500,orangered:0xff4500,orchid:0xda70d6,palegoldenrod:0xeee8aa,palegreen:0x98fb98,paleturquoise:0xafeeee,palevioletred:0xdb7093,papayawhip:0xffefd5,peachpuff:0xffdab9,peru:0xcd853f,pink:0xffc0cb,plum:0xdda0dd,powderblue:0xb0e0e6,purple:8388736,rebeccapurple:6697881,red:0xff0000,rosybrown:0xbc8f8f,royalblue:4286945,saddlebrown:9127187,salmon:0xfa8072,sandybrown:0xf4a460,seagreen:3050327,seashell:0xfff5ee,sienna:0xa0522d,silver:0xc0c0c0,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:0xfffafa,springgreen:65407,steelblue:4620980,tan:0xd2b48c,teal:32896,thistle:0xd8bfd8,tomato:0xff6347,turquoise:4251856,violet:0xee82ee,wheat:0xf5deb3,white:0xffffff,whitesmoke:0xf5f5f5,yellow:0xffff00,yellowgreen:0x9acd32},sb={h:0,s:0,l:0},sv={h:0,s:0,l:0};function sM(t,e,i){return(i<0&&(i+=1),i>1&&(i-=1),i<1/6)?t+(e-t)*6*i:i<.5?e:i<2/3?t+(e-t)*6*(2/3-i):t}class sw{set(t,e,i){return void 0===e&&void 0===i?t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t):this.setRGB(t,e,i),this}setScalar(t){return this.r=t,this.g=t,this.b=t,this}setHex(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:eb;return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,e6.colorSpaceToWorking(this,e),this}setRGB(t,e,i){let s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e6.workingColorSpace;return this.r=t,this.g=e,this.b=i,e6.colorSpaceToWorking(this,s),this}setHSL(t,e,i){let s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e6.workingColorSpace;if(t=eD(t,1),e=eL(e,0,1),i=eL(i,0,1),0===e)this.r=this.g=this.b=i;else{let s=i<=.5?i*(1+e):i+e-i*e,r=2*i-s;this.r=sM(r,s,t+1/3),this.g=sM(r,s,t),this.b=sM(r,s,t-1/3)}return e6.colorSpaceToWorking(this,s),this}setStyle(t){let e,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:eb;function s(e){void 0!==e&&1>parseFloat(e)&&console.warn("THREE.Color: Alpha component of "+t+" will be ignored.")}if(e=/^(\w+)\(([^\)]*)\)/.exec(t)){let r,n=e[1],a=e[2];switch(n){case"rgb":case"rgba":if(r=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return s(r[4]),this.setRGB(Math.min(255,parseInt(r[1],10))/255,Math.min(255,parseInt(r[2],10))/255,Math.min(255,parseInt(r[3],10))/255,i);if(r=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return s(r[4]),this.setRGB(Math.min(100,parseInt(r[1],10))/100,Math.min(100,parseInt(r[2],10))/100,Math.min(100,parseInt(r[3],10))/100,i);break;case"hsl":case"hsla":if(r=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return s(r[4]),this.setHSL(parseFloat(r[1])/360,parseFloat(r[2])/100,parseFloat(r[3])/100,i);break;default:console.warn("THREE.Color: Unknown color model "+t)}}else if(e=/^\#([A-Fa-f\d]+)$/.exec(t)){let s=e[1],r=s.length;if(3===r)return this.setRGB(parseInt(s.charAt(0),16)/15,parseInt(s.charAt(1),16)/15,parseInt(s.charAt(2),16)/15,i);if(6===r)return this.setHex(parseInt(s,16),i);console.warn("THREE.Color: Invalid hex color "+t)}else if(t&&t.length>0)return this.setColorName(t,i);return this}setColorName(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:eb,i=sx[t.toLowerCase()];return void 0!==i?this.setHex(i,e):console.warn("THREE.Color: Unknown color "+t),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(t){return this.r=t.r,this.g=t.g,this.b=t.b,this}copySRGBToLinear(t){return this.r=e8(t.r),this.g=e8(t.g),this.b=e8(t.b),this}copyLinearToSRGB(t){return this.r=e9(t.r),this.g=e9(t.g),this.b=e9(t.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:eb;return e6.workingToColorSpace(sS.copy(this),t),65536*Math.round(eL(255*sS.r,0,255))+256*Math.round(eL(255*sS.g,0,255))+Math.round(eL(255*sS.b,0,255))}getHexString(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:eb;return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t){let e,i,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e6.workingColorSpace;e6.workingToColorSpace(sS.copy(this),s);let r=sS.r,n=sS.g,a=sS.b,o=Math.max(r,n,a),h=Math.min(r,n,a),l=(h+o)/2;if(h===o)e=0,i=0;else{let t=o-h;switch(i=l<=.5?t/(o+h):t/(2-o-h),o){case r:e=(n-a)/t+6*(n<a);break;case n:e=(a-r)/t+2;break;case a:e=(r-n)/t+4}e/=6}return t.h=e,t.s=i,t.l=l,t}getRGB(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e6.workingColorSpace;return e6.workingToColorSpace(sS.copy(this),e),t.r=sS.r,t.g=sS.g,t.b=sS.b,t}getStyle(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:eb;e6.workingToColorSpace(sS.copy(this),t);let e=sS.r,i=sS.g,s=sS.b;return t!==eb?"color(".concat(t," ").concat(e.toFixed(3)," ").concat(i.toFixed(3)," ").concat(s.toFixed(3),")"):"rgb(".concat(Math.round(255*e),",").concat(Math.round(255*i),",").concat(Math.round(255*s),")")}offsetHSL(t,e,i){return this.getHSL(sb),this.setHSL(sb.h+t,sb.s+e,sb.l+i)}add(t){return this.r+=t.r,this.g+=t.g,this.b+=t.b,this}addColors(t,e){return this.r=t.r+e.r,this.g=t.g+e.g,this.b=t.b+e.b,this}addScalar(t){return this.r+=t,this.g+=t,this.b+=t,this}sub(t){return this.r=Math.max(0,this.r-t.r),this.g=Math.max(0,this.g-t.g),this.b=Math.max(0,this.b-t.b),this}multiply(t){return this.r*=t.r,this.g*=t.g,this.b*=t.b,this}multiplyScalar(t){return this.r*=t,this.g*=t,this.b*=t,this}lerp(t,e){return this.r+=(t.r-this.r)*e,this.g+=(t.g-this.g)*e,this.b+=(t.b-this.b)*e,this}lerpColors(t,e,i){return this.r=t.r+(e.r-t.r)*i,this.g=t.g+(e.g-t.g)*i,this.b=t.b+(e.b-t.b)*i,this}lerpHSL(t,e){this.getHSL(sb),t.getHSL(sv);let i=eU(sb.h,sv.h,e),s=eU(sb.s,sv.s,e),r=eU(sb.l,sv.l,e);return this.setHSL(i,s,r),this}setFromVector3(t){return this.r=t.x,this.g=t.y,this.b=t.z,this}applyMatrix3(t){let e=this.r,i=this.g,s=this.b,r=t.elements;return this.r=r[0]*e+r[3]*i+r[6]*s,this.g=r[1]*e+r[4]*i+r[7]*s,this.b=r[2]*e+r[5]*i+r[8]*s,this}equals(t){return t.r===this.r&&t.g===this.g&&t.b===this.b}fromArray(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.r=t[e],this.g=t[e+1],this.b=t[e+2],this}toArray(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return t[e]=this.r,t[e+1]=this.g,t[e+2]=this.b,t}fromBufferAttribute(t,e){return this.r=t.getX(e),this.g=t.getY(e),this.b=t.getZ(e),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}constructor(t,e,i){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(t,e,i)}}let sS=new sw;sw.NAMES=sx;let s_=0;class sz extends eI{get alphaTest(){return this._alphaTest}set alphaTest(t){this._alphaTest>0!=t>0&&this.version++,this._alphaTest=t}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(t){if(void 0!==t)for(let e in t){let i=t[e];if(void 0===i){console.warn("THREE.Material: parameter '".concat(e,"' has value of undefined."));continue}let s=this[e];if(void 0===s){console.warn("THREE.Material: '".concat(e,"' is not a property of THREE.").concat(this.type,"."));continue}s&&s.isColor?s.set(i):s&&s.isVector3&&i&&i.isVector3?s.copy(i):this[e]=i}}toJSON(t){let e=void 0===t||"string"==typeof t;e&&(t={textures:{},images:{}});let i={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function s(t){let e=[];for(let i in t){let s=t[i];delete s.metadata,e.push(s)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color&&this.color.isColor&&(i.color=this.color.getHex()),void 0!==this.roughness&&(i.roughness=this.roughness),void 0!==this.metalness&&(i.metalness=this.metalness),void 0!==this.sheen&&(i.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(i.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(i.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(i.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(i.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(i.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(i.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(i.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),void 0!==this.clearcoat&&(i.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(i.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(i.clearcoatMap=this.clearcoatMap.toJSON(t).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(i.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(t).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(i.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(t).uuid,i.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),void 0!==this.dispersion&&(i.dispersion=this.dispersion),void 0!==this.iridescence&&(i.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(i.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(i.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(i.iridescenceMap=this.iridescenceMap.toJSON(t).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(i.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(t).uuid),void 0!==this.anisotropy&&(i.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(i.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(i.anisotropyMap=this.anisotropyMap.toJSON(t).uuid),this.map&&this.map.isTexture&&(i.map=this.map.toJSON(t).uuid),this.matcap&&this.matcap.isTexture&&(i.matcap=this.matcap.toJSON(t).uuid),this.alphaMap&&this.alphaMap.isTexture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap&&this.lightMap.isTexture&&(i.lightMap=this.lightMap.toJSON(t).uuid,i.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(i.aoMap=this.aoMap.toJSON(t).uuid,i.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalMapType=this.normalMapType,i.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap&&this.specularMap.isTexture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(i.specularIntensityMap=this.specularIntensityMap.toJSON(t).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(i.specularColorMap=this.specularColorMap.toJSON(t).uuid),this.envMap&&this.envMap.isTexture&&(i.envMap=this.envMap.toJSON(t).uuid,void 0!==this.combine&&(i.combine=this.combine)),void 0!==this.envMapRotation&&(i.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(i.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(i.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(i.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(i.gradientMap=this.gradientMap.toJSON(t).uuid),void 0!==this.transmission&&(i.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(i.transmissionMap=this.transmissionMap.toJSON(t).uuid),void 0!==this.thickness&&(i.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(i.thicknessMap=this.thicknessMap.toJSON(t).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(i.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(i.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(i.size=this.size),null!==this.shadowSide&&(i.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),this.blending!==y&&(i.blending=this.blending),this.side!==c&&(i.side=this.side),!0===this.vertexColors&&(i.vertexColors=!0),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=!0),this.blendSrc!==k&&(i.blendSrc=this.blendSrc),this.blendDst!==B&&(i.blendDst=this.blendDst),this.blendEquation!==v&&(i.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(i.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(i.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(i.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(i.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(i.blendAlpha=this.blendAlpha),this.depthFunc!==j&&(i.depthFunc=this.depthFunc),!1===this.depthTest&&(i.depthTest=this.depthTest),!1===this.depthWrite&&(i.depthWrite=this.depthWrite),!1===this.colorWrite&&(i.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(i.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(i.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(i.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(i.stencilFuncMask=this.stencilFuncMask),7680!==this.stencilFail&&(i.stencilFail=this.stencilFail),7680!==this.stencilZFail&&(i.stencilZFail=this.stencilZFail),7680!==this.stencilZPass&&(i.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(i.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(i.rotation=this.rotation),!0===this.polygonOffset&&(i.polygonOffset=!0),0!==this.polygonOffsetFactor&&(i.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(i.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(i.linewidth=this.linewidth),void 0!==this.dashSize&&(i.dashSize=this.dashSize),void 0!==this.gapSize&&(i.gapSize=this.gapSize),void 0!==this.scale&&(i.scale=this.scale),!0===this.dithering&&(i.dithering=!0),this.alphaTest>0&&(i.alphaTest=this.alphaTest),!0===this.alphaHash&&(i.alphaHash=!0),!0===this.alphaToCoverage&&(i.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=!0),!0===this.forceSinglePass&&(i.forceSinglePass=!0),!0===this.wireframe&&(i.wireframe=!0),this.wireframeLinewidth>1&&(i.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(i.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(i.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(i.flatShading=!0),!1===this.visible&&(i.visible=!1),!1===this.toneMapped&&(i.toneMapped=!1),!1===this.fog&&(i.fog=!1),Object.keys(this.userData).length>0&&(i.userData=this.userData),e){let e=s(t.textures),r=s(t.images);e.length>0&&(i.textures=e),r.length>0&&(i.images=r)}return i}clone(){return new this.constructor().copy(this)}copy(t){this.name=t.name,this.blending=t.blending,this.side=t.side,this.vertexColors=t.vertexColors,this.opacity=t.opacity,this.transparent=t.transparent,this.blendSrc=t.blendSrc,this.blendDst=t.blendDst,this.blendEquation=t.blendEquation,this.blendSrcAlpha=t.blendSrcAlpha,this.blendDstAlpha=t.blendDstAlpha,this.blendEquationAlpha=t.blendEquationAlpha,this.blendColor.copy(t.blendColor),this.blendAlpha=t.blendAlpha,this.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.stencilWriteMask=t.stencilWriteMask,this.stencilFunc=t.stencilFunc,this.stencilRef=t.stencilRef,this.stencilFuncMask=t.stencilFuncMask,this.stencilFail=t.stencilFail,this.stencilZFail=t.stencilZFail,this.stencilZPass=t.stencilZPass,this.stencilWrite=t.stencilWrite;let e=t.clippingPlanes,i=null;if(null!==e){let t=e.length;i=Array(t);for(let s=0;s!==t;++s)i[s]=e[s].clone()}return this.clippingPlanes=i,this.clipIntersection=t.clipIntersection,this.clipShadows=t.clipShadows,this.shadowSide=t.shadowSide,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.dithering=t.dithering,this.alphaTest=t.alphaTest,this.alphaHash=t.alphaHash,this.alphaToCoverage=t.alphaToCoverage,this.premultipliedAlpha=t.premultipliedAlpha,this.forceSinglePass=t.forceSinglePass,this.visible=t.visible,this.toneMapped=t.toneMapped,this.userData=JSON.parse(JSON.stringify(t.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(t){!0===t&&this.version++}constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:s_++}),this.uuid=eF(),this.name="",this.type="Material",this.blending=y,this.side=c,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=k,this.blendDst=B,this.blendEquation=v,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new sw(0,0,0),this.blendAlpha=0,this.depthFunc=j,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=7680,this.stencilZFail=7680,this.stencilZPass=7680,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}}class sA extends sz{copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.fog=t.fog,this}constructor(t){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new sw(0xffffff),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 iG,this.combine=Y,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(t)}}let sT=new eX,sC=new eq,sk=0;class sB{onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.name=t.name,this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.count=t.count,this.normalized=t.normalized,this.usage=t.usage,this.gpuType=t.gpuType,this}copyAt(t,e,i){t*=this.itemSize,i*=e.itemSize;for(let s=0,r=this.itemSize;s<r;s++)this.array[t+s]=e.array[i+s];return this}copyArray(t){return this.array.set(t),this}applyMatrix3(t){if(2===this.itemSize)for(let e=0,i=this.count;e<i;e++)sC.fromBufferAttribute(this,e),sC.applyMatrix3(t),this.setXY(e,sC.x,sC.y);else if(3===this.itemSize)for(let e=0,i=this.count;e<i;e++)sT.fromBufferAttribute(this,e),sT.applyMatrix3(t),this.setXYZ(e,sT.x,sT.y,sT.z);return this}applyMatrix4(t){for(let e=0,i=this.count;e<i;e++)sT.fromBufferAttribute(this,e),sT.applyMatrix4(t),this.setXYZ(e,sT.x,sT.y,sT.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)sT.fromBufferAttribute(this,e),sT.applyNormalMatrix(t),this.setXYZ(e,sT.x,sT.y,sT.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)sT.fromBufferAttribute(this,e),sT.transformDirection(t),this.setXYZ(e,sT.x,sT.y,sT.z);return this}set(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(t,e),this}getComponent(t,e){let i=this.array[t*this.itemSize+e];return this.normalized&&(i=eW(i,this.array)),i}setComponent(t,e,i){return this.normalized&&(i=ej(i,this.array)),this.array[t*this.itemSize+e]=i,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=eW(e,this.array)),e}setX(t,e){return this.normalized&&(e=ej(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=eW(e,this.array)),e}setY(t,e){return this.normalized&&(e=ej(e,this.array)),this.array[t*this.itemSize+1]=e,this}getZ(t){let e=this.array[t*this.itemSize+2];return this.normalized&&(e=eW(e,this.array)),e}setZ(t,e){return this.normalized&&(e=ej(e,this.array)),this.array[t*this.itemSize+2]=e,this}getW(t){let e=this.array[t*this.itemSize+3];return this.normalized&&(e=eW(e,this.array)),e}setW(t,e){return this.normalized&&(e=ej(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,i){return t*=this.itemSize,this.normalized&&(e=ej(e,this.array),i=ej(i,this.array)),this.array[t+0]=e,this.array[t+1]=i,this}setXYZ(t,e,i,s){return t*=this.itemSize,this.normalized&&(e=ej(e,this.array),i=ej(i,this.array),s=ej(s,this.array)),this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=s,this}setXYZW(t,e,i,s,r){return t*=this.itemSize,this.normalized&&(e=ej(e,this.array),i=ej(i,this.array),s=ej(s,this.array),r=ej(r,this.array)),this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=s,this.array[t+3]=r,this}onUpload(t){return this.onUploadCallback=t,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){let t={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(t.name=this.name),35044!==this.usage&&(t.usage=this.usage),t}constructor(t,e,i=!1){if(Array.isArray(t))throw TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:sk++}),this.name="",this.array=t,this.itemSize=e,this.count=void 0!==t?t.length/e:0,this.normalized=i,this.usage=35044,this.updateRanges=[],this.gpuType=tA,this.version=0}}class sE extends sB{constructor(t,e,i){super(new Uint16Array(t),e,i)}}class sR extends sB{constructor(t,e,i){super(new Uint32Array(t),e,i)}}class sI extends sB{constructor(t,e,i){super(new Float32Array(t),e,i)}}let sN=0,sO=new iD,sV=new ss,sP=new eX,sF=new id,sL=new id,sD=new eX;class sU extends eI{getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(eK(t)?sR:sE)(t,1):this.index=t,this}setIndirect(t){return this.indirect=t,this}getIndirect(){return this.indirect}getAttribute(t){return this.attributes[t]}setAttribute(t,e){return this.attributes[t]=e,this}deleteAttribute(t){return delete this.attributes[t],this}hasAttribute(t){return void 0!==this.attributes[t]}addGroup(t,e){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;this.groups.push({start:t,count:e,materialIndex:i})}clearGroups(){this.groups=[]}setDrawRange(t,e){this.drawRange.start=t,this.drawRange.count=e}applyMatrix4(t){let e=this.attributes.position;void 0!==e&&(e.applyMatrix4(t),e.needsUpdate=!0);let i=this.attributes.normal;if(void 0!==i){let e=new eG().getNormalMatrix(t);i.applyNormalMatrix(e),i.needsUpdate=!0}let s=this.attributes.tangent;return void 0!==s&&(s.transformDirection(t),s.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(t){return sO.makeRotationFromQuaternion(t),this.applyMatrix4(sO),this}rotateX(t){return sO.makeRotationX(t),this.applyMatrix4(sO),this}rotateY(t){return sO.makeRotationY(t),this.applyMatrix4(sO),this}rotateZ(t){return sO.makeRotationZ(t),this.applyMatrix4(sO),this}translate(t,e,i){return sO.makeTranslation(t,e,i),this.applyMatrix4(sO),this}scale(t,e,i){return sO.makeScale(t,e,i),this.applyMatrix4(sO),this}lookAt(t){return sV.lookAt(t),sV.updateMatrix(),this.applyMatrix4(sV.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(sP).negate(),this.translate(sP.x,sP.y,sP.z),this}setFromPoints(t){let e=this.getAttribute("position");if(void 0===e){let e=[];for(let i=0,s=t.length;i<s;i++){let s=t[i];e.push(s.x,s.y,s.z||0)}this.setAttribute("position",new sI(e,3))}else{let i=Math.min(t.length,e.count);for(let s=0;s<i;s++){let i=t[s];e.setXYZ(s,i.x,i.y,i.z||0)}t.length>e.count&&console.warn("THREE.BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),e.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new id);let t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),this.boundingBox.set(new eX(-1/0,-1/0,-1/0),new eX(Infinity,Infinity,Infinity));return}if(void 0!==t){if(this.boundingBox.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){let i=e[t];sF.setFromBufferAttribute(i),this.morphTargetsRelative?(sD.addVectors(this.boundingBox.min,sF.min),this.boundingBox.expandByPoint(sD),sD.addVectors(this.boundingBox.max,sF.max),this.boundingBox.expandByPoint(sD)):(this.boundingBox.expandByPoint(sF.min),this.boundingBox.expandByPoint(sF.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 iE);let t=this.attributes.position,e=this.morphAttributes.position;if(t&&t.isGLBufferAttribute){console.error("THREE.BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),this.boundingSphere.set(new eX,1/0);return}if(t){let i=this.boundingSphere.center;if(sF.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){let i=e[t];sL.setFromBufferAttribute(i),this.morphTargetsRelative?(sD.addVectors(sF.min,sL.min),sF.expandByPoint(sD),sD.addVectors(sF.max,sL.max),sF.expandByPoint(sD)):(sF.expandByPoint(sL.min),sF.expandByPoint(sL.max))}sF.getCenter(i);let s=0;for(let e=0,r=t.count;e<r;e++)sD.fromBufferAttribute(t,e),s=Math.max(s,i.distanceToSquared(sD));if(e)for(let r=0,n=e.length;r<n;r++){let n=e[r],a=this.morphTargetsRelative;for(let e=0,r=n.count;e<r;e++)sD.fromBufferAttribute(n,e),a&&(sP.fromBufferAttribute(t,e),sD.add(sP)),s=Math.max(s,i.distanceToSquared(sD))}this.boundingSphere.radius=Math.sqrt(s),isNaN(this.boundingSphere.radius)&&console.error('THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){let t=this.index,e=this.attributes;if(null===t||void 0===e.position||void 0===e.normal||void 0===e.uv)return void console.error("THREE.BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");let i=e.position,s=e.normal,r=e.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new sB(new Float32Array(4*i.count),4));let n=this.getAttribute("tangent"),a=[],o=[];for(let t=0;t<i.count;t++)a[t]=new eX,o[t]=new eX;let h=new eX,l=new eX,u=new eX,c=new eq,d=new eq,p=new eq,m=new eX,y=new eX,f=this.groups;0===f.length&&(f=[{start:0,count:t.count}]);for(let e=0,s=f.length;e<s;++e){let s=f[e],n=s.start,g=s.count;for(let e=n,s=n+g;e<s;e+=3)!function(t,e,s){h.fromBufferAttribute(i,t),l.fromBufferAttribute(i,e),u.fromBufferAttribute(i,s),c.fromBufferAttribute(r,t),d.fromBufferAttribute(r,e),p.fromBufferAttribute(r,s),l.sub(h),u.sub(h),d.sub(c),p.sub(c);let n=1/(d.x*p.y-p.x*d.y);isFinite(n)&&(m.copy(l).multiplyScalar(p.y).addScaledVector(u,-d.y).multiplyScalar(n),y.copy(u).multiplyScalar(d.x).addScaledVector(l,-p.x).multiplyScalar(n),a[t].add(m),a[e].add(m),a[s].add(m),o[t].add(y),o[e].add(y),o[s].add(y))}(t.getX(e+0),t.getX(e+1),t.getX(e+2))}let g=new eX,x=new eX,b=new eX,v=new eX;function M(t){b.fromBufferAttribute(s,t),v.copy(b);let e=a[t];g.copy(e),g.sub(b.multiplyScalar(b.dot(e))).normalize(),x.crossVectors(v,e);let i=x.dot(o[t]);n.setXYZW(t,g.x,g.y,g.z,i<0?-1:1)}for(let e=0,i=f.length;e<i;++e){let i=f[e],s=i.start,r=i.count;for(let e=s,i=s+r;e<i;e+=3)M(t.getX(e+0)),M(t.getX(e+1)),M(t.getX(e+2))}}computeVertexNormals(){let t=this.index,e=this.getAttribute("position");if(void 0!==e){let i=this.getAttribute("normal");if(void 0===i)i=new sB(new Float32Array(3*e.count),3),this.setAttribute("normal",i);else for(let t=0,e=i.count;t<e;t++)i.setXYZ(t,0,0,0);let s=new eX,r=new eX,n=new eX,a=new eX,o=new eX,h=new eX,l=new eX,u=new eX;if(t)for(let c=0,d=t.count;c<d;c+=3){let d=t.getX(c+0),p=t.getX(c+1),m=t.getX(c+2);s.fromBufferAttribute(e,d),r.fromBufferAttribute(e,p),n.fromBufferAttribute(e,m),l.subVectors(n,r),u.subVectors(s,r),l.cross(u),a.fromBufferAttribute(i,d),o.fromBufferAttribute(i,p),h.fromBufferAttribute(i,m),a.add(l),o.add(l),h.add(l),i.setXYZ(d,a.x,a.y,a.z),i.setXYZ(p,o.x,o.y,o.z),i.setXYZ(m,h.x,h.y,h.z)}else for(let t=0,a=e.count;t<a;t+=3)s.fromBufferAttribute(e,t+0),r.fromBufferAttribute(e,t+1),n.fromBufferAttribute(e,t+2),l.subVectors(n,r),u.subVectors(s,r),l.cross(u),i.setXYZ(t+0,l.x,l.y,l.z),i.setXYZ(t+1,l.x,l.y,l.z),i.setXYZ(t+2,l.x,l.y,l.z);this.normalizeNormals(),i.needsUpdate=!0}}normalizeNormals(){let t=this.attributes.normal;for(let e=0,i=t.count;e<i;e++)sD.fromBufferAttribute(t,e),sD.normalize(),t.setXYZ(e,sD.x,sD.y,sD.z)}toNonIndexed(){function t(t,e){let i=t.array,s=t.itemSize,r=t.normalized,n=new i.constructor(e.length*s),a=0,o=0;for(let r=0,h=e.length;r<h;r++){a=t.isInterleavedBufferAttribute?e[r]*t.data.stride+t.offset:e[r]*s;for(let t=0;t<s;t++)n[o++]=i[a++]}return new sB(n,s,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;let e=new sU,i=this.index.array,s=this.attributes;for(let r in s){let n=t(s[r],i);e.setAttribute(r,n)}let r=this.morphAttributes;for(let s in r){let n=[],a=r[s];for(let e=0,s=a.length;e<s;e++){let s=t(a[e],i);n.push(s)}e.morphAttributes[s]=n}e.morphTargetsRelative=this.morphTargetsRelative;let n=this.groups;for(let t=0,i=n.length;t<i;t++){let i=n[t];e.addGroup(i.start,i.count,i.materialIndex)}return e}toJSON(){let t={metadata:{version:4.7,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),Object.keys(this.userData).length>0&&(t.userData=this.userData),void 0!==this.parameters){let e=this.parameters;for(let i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};let e=this.index;null!==e&&(t.data.index={type:e.array.constructor.name,array:Array.prototype.slice.call(e.array)});let i=this.attributes;for(let e in i){let s=i[e];t.data.attributes[e]=s.toJSON(t.data)}let s={},r=!1;for(let e in this.morphAttributes){let i=this.morphAttributes[e],n=[];for(let e=0,s=i.length;e<s;e++){let s=i[e];n.push(s.toJSON(t.data))}n.length>0&&(s[e]=n,r=!0)}r&&(t.data.morphAttributes=s,t.data.morphTargetsRelative=this.morphTargetsRelative);let n=this.groups;n.length>0&&(t.data.groups=JSON.parse(JSON.stringify(n)));let a=this.boundingSphere;return null!==a&&(t.data.boundingSphere=a.toJSON()),t}clone(){return new this.constructor().copy(this)}copy(t){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;let e={};this.name=t.name;let i=t.index;null!==i&&this.setIndex(i.clone());let s=t.attributes;for(let t in s){let i=s[t];this.setAttribute(t,i.clone(e))}let r=t.morphAttributes;for(let t in r){let i=[],s=r[t];for(let t=0,r=s.length;t<r;t++)i.push(s[t].clone(e));this.morphAttributes[t]=i}this.morphTargetsRelative=t.morphTargetsRelative;let n=t.groups;for(let t=0,e=n.length;t<e;t++){let e=n[t];this.addGroup(e.start,e.count,e.materialIndex)}let a=t.boundingBox;null!==a&&(this.boundingBox=a.clone());let o=t.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=t.drawRange.start,this.drawRange.count=t.drawRange.count,this.userData=t.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:sN++}),this.uuid=eF(),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={}}}let sW=new iD,sj=new iL,sH=new iE,sq=new eX,sJ=new eX,sX=new eX,sY=new eX,sZ=new eX,sG=new eX,sQ=new eX,sK=new eX;class s$ extends ss{copy(t,e){return super.copy(t,e),void 0!==t.morphTargetInfluences&&(this.morphTargetInfluences=t.morphTargetInfluences.slice()),void 0!==t.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},t.morphTargetDictionary)),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}updateMorphTargets(){let t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){let i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){let e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}getVertexPosition(t,e){let i=this.geometry,s=i.attributes.position,r=i.morphAttributes.position,n=i.morphTargetsRelative;e.fromBufferAttribute(s,t);let a=this.morphTargetInfluences;if(r&&a){sG.set(0,0,0);for(let i=0,s=r.length;i<s;i++){let s=a[i],o=r[i];0!==s&&(sZ.fromBufferAttribute(o,t),n?sG.addScaledVector(sZ,s):sG.addScaledVector(sZ.sub(e),s))}e.add(sG)}return e}raycast(t,e){let i=this.geometry,s=this.material,r=this.matrixWorld;if(void 0!==s)null===i.boundingSphere&&i.computeBoundingSphere(),sH.copy(i.boundingSphere),sH.applyMatrix4(r),sj.copy(t.ray).recast(t.near),!1===sH.containsPoint(sj.origin)&&(null===sj.intersectSphere(sH,sq)||sj.origin.distanceToSquared(sq)>(t.far-t.near)**2)||(sW.copy(r).invert(),sj.copy(t.ray).applyMatrix4(sW),(null===i.boundingBox||!1!==sj.intersectsBox(i.boundingBox))&&this._computeIntersections(t,e,sj))}_computeIntersections(t,e,i){let s,r=this.geometry,n=this.material,a=r.index,o=r.attributes.position,h=r.attributes.uv,l=r.attributes.uv1,u=r.attributes.normal,c=r.groups,d=r.drawRange;if(null!==a)if(Array.isArray(n))for(let r=0,o=c.length;r<o;r++){let o=c[r],p=n[o.materialIndex],m=Math.max(o.start,d.start),y=Math.min(a.count,Math.min(o.start+o.count,d.start+d.count));for(let r=m;r<y;r+=3){let n=a.getX(r);(s=s0(this,p,t,i,h,l,u,n,a.getX(r+1),a.getX(r+2)))&&(s.faceIndex=Math.floor(r/3),s.face.materialIndex=o.materialIndex,e.push(s))}}else{let r=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);for(let c=r;c<o;c+=3){let r=a.getX(c);(s=s0(this,n,t,i,h,l,u,r,a.getX(c+1),a.getX(c+2)))&&(s.faceIndex=Math.floor(c/3),e.push(s))}}else if(void 0!==o)if(Array.isArray(n))for(let r=0,a=c.length;r<a;r++){let a=c[r],p=n[a.materialIndex],m=Math.max(a.start,d.start),y=Math.min(o.count,Math.min(a.start+a.count,d.start+d.count));for(let r=m;r<y;r+=3)(s=s0(this,p,t,i,h,l,u,r,r+1,r+2))&&(s.faceIndex=Math.floor(r/3),s.face.materialIndex=a.materialIndex,e.push(s))}else{let r=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);for(let o=r;o<a;o+=3)(s=s0(this,n,t,i,h,l,u,o,o+1,o+2))&&(s.faceIndex=Math.floor(o/3),e.push(s))}}constructor(t=new sU,e=new sA){super(),this.isMesh=!0,this.type="Mesh",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}}function s0(t,e,i,s,r,n,a,o,h,l){t.getVertexPosition(o,sJ),t.getVertexPosition(h,sX),t.getVertexPosition(l,sY);let u=function(t,e,i,s,r,n,a,o){if(null===(e.side===d?s.intersectTriangle(a,n,r,!0,o):s.intersectTriangle(r,n,a,e.side===c,o)))return null;sK.copy(o),sK.applyMatrix4(t.matrixWorld);let h=i.ray.origin.distanceTo(sK);return h<i.near||h>i.far?null:{distance:h,point:sK.clone(),object:t}}(t,e,i,s,sJ,sX,sY,sQ);if(u){let t=new eX;sg.getBarycoord(sQ,sJ,sX,sY,t),r&&(u.uv=sg.getInterpolatedAttribute(r,o,h,l,t,new eq)),n&&(u.uv1=sg.getInterpolatedAttribute(n,o,h,l,t,new eq)),a&&(u.normal=sg.getInterpolatedAttribute(a,o,h,l,t,new eX),u.normal.dot(s.direction)>0&&u.normal.multiplyScalar(-1));let e={a:o,b:h,c:l,normal:new eX,materialIndex:0};sg.getNormal(sJ,sX,sY,e.normal),u.face=e,u.barycoord=t}return u}class s1 extends sU{copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new s1(t.width,t.height,t.depth,t.widthSegments,t.heightSegments,t.depthSegments)}constructor(t=1,e=1,i=1,s=1,r=1,n=1){super(),this.type="BoxGeometry",this.parameters={width:t,height:e,depth:i,widthSegments:s,heightSegments:r,depthSegments:n};let a=this;s=Math.floor(s),r=Math.floor(r);let o=[],h=[],l=[],u=[],c=0,d=0;function p(t,e,i,s,r,n,p,m,y,f,g){let x=n/y,b=p/f,v=n/2,M=p/2,w=m/2,S=y+1,_=f+1,z=0,A=0,T=new eX;for(let n=0;n<_;n++){let a=n*b-M;for(let o=0;o<S;o++){let c=o*x-v;T[t]=c*s,T[e]=a*r,T[i]=w,h.push(T.x,T.y,T.z),T[t]=0,T[e]=0,T[i]=m>0?1:-1,l.push(T.x,T.y,T.z),u.push(o/y),u.push(1-n/f),z+=1}}for(let t=0;t<f;t++)for(let e=0;e<y;e++){let i=c+e+S*t,s=c+e+S*(t+1),r=c+(e+1)+S*(t+1),n=c+(e+1)+S*t;o.push(i,s,n),o.push(s,r,n),A+=6}a.addGroup(d,A,g),d+=A,c+=z}p("z","y","x",-1,-1,i,e,t,n=Math.floor(n),r,0),p("z","y","x",1,-1,i,e,-t,n,r,1),p("x","z","y",1,1,t,i,e,s,n,2),p("x","z","y",1,-1,t,i,-e,s,n,3),p("x","y","z",1,-1,t,e,i,s,r,4),p("x","y","z",-1,-1,t,e,-i,s,r,5),this.setIndex(o),this.setAttribute("position",new sI(h,3)),this.setAttribute("normal",new sI(l,3)),this.setAttribute("uv",new sI(u,2))}}function s2(t){let e={};for(let i in t)for(let s in e[i]={},t[i]){let r=t[i][s];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[i][s]=null):e[i][s]=r.clone():Array.isArray(r)?e[i][s]=r.slice():e[i][s]=r}return e}function s3(t){let e={};for(let i=0;i<t.length;i++){let s=s2(t[i]);for(let t in s)e[t]=s[t]}return e}function s5(t){let e=t.getRenderTarget();return null===e?t.outputColorSpace:!0===e.isXRRenderTarget?e.texture.colorSpace:e6.workingColorSpace}let s4={clone:s2,merge:s3};class s6 extends sz{copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=s2(t.uniforms),this.uniformsGroups=function(t){let e=[];for(let i=0;i<t.length;i++)e.push(t[i].clone());return e}(t.uniformsGroups),this.defines=Object.assign({},t.defines),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.clipping=t.clipping,this.extensions=Object.assign({},t.extensions),this.glslVersion=t.glslVersion,this}toJSON(t){let e=super.toJSON(t);for(let i in e.glslVersion=this.glslVersion,e.uniforms={},this.uniforms){let s=this.uniforms[i].value;s&&s.isTexture?e.uniforms[i]={type:"t",value:s.toJSON(t).uuid}:s&&s.isColor?e.uniforms[i]={type:"c",value:s.getHex()}:s&&s.isVector2?e.uniforms[i]={type:"v2",value:s.toArray()}:s&&s.isVector3?e.uniforms[i]={type:"v3",value:s.toArray()}:s&&s.isVector4?e.uniforms[i]={type:"v4",value:s.toArray()}:s&&s.isMatrix3?e.uniforms[i]={type:"m3",value:s.toArray()}:s&&s.isMatrix4?e.uniforms[i]={type:"m4",value:s.toArray()}:e.uniforms[i]={value:s}}Object.keys(this.defines).length>0&&(e.defines=this.defines),e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e.lights=this.lights,e.clipping=this.clipping;let i={};for(let t in this.extensions)!0===this.extensions[t]&&(i[t]=!0);return Object.keys(i).length>0&&(e.extensions=i),e}constructor(t){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n	gl_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!==t&&this.setValues(t)}}class s8 extends ss{get reversedDepth(){return this._reversedDepth}copy(t,e){return super.copy(t,e),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this.projectionMatrixInverse.copy(t.projectionMatrixInverse),this.coordinateSystem=t.coordinateSystem,this}getWorldDirection(t){return super.getWorldDirection(t).negate()}updateMatrixWorld(t){super.updateMatrixWorld(t),this.matrixWorldInverse.copy(this.matrixWorld).invert()}updateWorldMatrix(t,e){super.updateWorldMatrix(t,e),this.matrixWorldInverse.copy(this.matrixWorld).invert()}clone(){return new this.constructor().copy(this)}constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new iD,this.projectionMatrix=new iD,this.projectionMatrixInverse=new iD,this.coordinateSystem=eR,this._reversedDepth=!1}}let s9=new eX,s7=new eq,rt=new eq;class re extends s8{copy(t,e){return super.copy(t,e),this.fov=t.fov,this.zoom=t.zoom,this.near=t.near,this.far=t.far,this.focus=t.focus,this.aspect=t.aspect,this.view=null===t.view?null:Object.assign({},t.view),this.filmGauge=t.filmGauge,this.filmOffset=t.filmOffset,this}setFocalLength(t){let e=.5*this.getFilmHeight()/t;this.fov=2*eP*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){let t=Math.tan(.5*eV*this.fov);return .5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*eP*Math.atan(Math.tan(.5*eV*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(t,e,i){s9.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(s9.x,s9.y).multiplyScalar(-t/s9.z),s9.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(s9.x,s9.y).multiplyScalar(-t/s9.z)}getViewSize(t,e){return this.getViewBounds(t,s7,rt),e.subVectors(rt,s7)}setViewOffset(t,e,i,s,r,n){this.aspect=t/e,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=s,this.view.width=r,this.view.height=n,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){let t=this.near,e=t*Math.tan(.5*eV*this.fov)/this.zoom,i=2*e,s=this.aspect*i,r=-.5*s,n=this.view;if(null!==this.view&&this.view.enabled){let t=n.fullWidth,a=n.fullHeight;r+=n.offsetX*s/t,e-=n.offsetY*i/a,s*=n.width/t,i*=n.height/a}let a=this.filmOffset;0!==a&&(r+=t*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(r,r+s,e,e-i,t,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){let e=super.toJSON(t);return e.object.fov=this.fov,e.object.zoom=this.zoom,e.object.near=this.near,e.object.far=this.far,e.object.focus=this.focus,e.object.aspect=this.aspect,null!==this.view&&(e.object.view=Object.assign({},this.view)),e.object.filmGauge=this.filmGauge,e.object.filmOffset=this.filmOffset,e}constructor(t=50,e=1,i=.1,s=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=t,this.zoom=1,this.near=i,this.far=s,this.focus=10,this.aspect=e,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}}class ri extends ss{updateCoordinateSystem(){let t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,o]=e;for(let t of e)this.remove(t);if(t===eR)i.up.set(0,1,0),i.lookAt(1,0,0),s.up.set(0,1,0),s.lookAt(-1,0,0),r.up.set(0,0,-1),r.lookAt(0,1,0),n.up.set(0,0,1),n.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else if(2001===t)i.up.set(0,-1,0),i.lookAt(-1,0,0),s.up.set(0,-1,0),s.lookAt(1,0,0),r.up.set(0,0,1),r.lookAt(0,1,0),n.up.set(0,0,-1),n.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1);else throw Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+t);for(let t of e)this.add(t),t.updateMatrixWorld()}update(t,e){null===this.parent&&this.updateMatrixWorld();let{renderTarget:i,activeMipmapLevel:s}=this;this.coordinateSystem!==t.coordinateSystem&&(this.coordinateSystem=t.coordinateSystem,this.updateCoordinateSystem());let[r,n,a,o,h,l]=this.children,u=t.getRenderTarget(),c=t.getActiveCubeFace(),d=t.getActiveMipmapLevel(),p=t.xr.enabled;t.xr.enabled=!1;let m=i.texture.generateMipmaps;i.texture.generateMipmaps=!1,t.setRenderTarget(i,0,s),t.render(e,r),t.setRenderTarget(i,1,s),t.render(e,n),t.setRenderTarget(i,2,s),t.render(e,a),t.setRenderTarget(i,3,s),t.render(e,o),t.setRenderTarget(i,4,s),t.render(e,h),i.texture.generateMipmaps=m,t.setRenderTarget(i,5,s),t.render(e,l),t.setRenderTarget(u,c,d),t.xr.enabled=p,i.texture.needsPMREMUpdate=!0}constructor(t,e,i){super(),this.type="CubeCamera",this.renderTarget=i,this.coordinateSystem=null,this.activeMipmapLevel=0;let s=new re(-90,1,t,e);s.layers=this.layers,this.add(s);let r=new re(-90,1,t,e);r.layers=this.layers,this.add(r);let n=new re(-90,1,t,e);n.layers=this.layers,this.add(n);let a=new re(-90,1,t,e);a.layers=this.layers,this.add(a);let o=new re(-90,1,t,e);o.layers=this.layers,this.add(o);let h=new re(-90,1,t,e);h.layers=this.layers,this.add(h)}}class rs extends ia{get images(){return this.image}set images(t){this.image=t}constructor(t=[],e=ta,i,s,r,n,a,o,h,l){super(t,e,i,s,r,n,a,o,h,l),this.isCubeTexture=!0,this.flipY=!1}}class rr extends il{fromEquirectangularTexture(t,e){this.texture.type=e.type,this.texture.colorSpace=e.colorSpace,this.texture.generateMipmaps=e.generateMipmaps,this.texture.minFilter=e.minFilter,this.texture.magFilter=e.magFilter;let i=new s1(5,5,5),s=new s6({name:"CubemapFromEquirect",uniforms:s2({tEquirect:{value:null}}),vertexShader:"\n\n				varying vec3 vWorldDirection;\n\n				vec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n					return normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n				}\n\n				void main() {\n\n					vWorldDirection = transformDirection( position, modelMatrix );\n\n					#include <begin_vertex>\n					#include <project_vertex>\n\n				}\n			",fragmentShader:"\n\n				uniform sampler2D tEquirect;\n\n				varying vec3 vWorldDirection;\n\n				#include <common>\n\n				void main() {\n\n					vec3 direction = normalize( vWorldDirection );\n\n					vec2 sampleUV = equirectUv( direction );\n\n					gl_FragColor = texture2D( tEquirect, sampleUV );\n\n				}\n			",side:d,blending:m});s.uniforms.tEquirect.value=e;let r=new s$(i,s),n=e.minFilter;return e.minFilter===tb&&(e.minFilter=tg),new ri(1,10,this).update(t,r),e.minFilter=n,r.geometry.dispose(),r.material.dispose(),this}clear(t){let e=!(arguments.length>1)||void 0===arguments[1]||arguments[1],i=!(arguments.length>2)||void 0===arguments[2]||arguments[2],s=!(arguments.length>3)||void 0===arguments[3]||arguments[3],r=t.getRenderTarget();for(let r=0;r<6;r++)t.setRenderTarget(this,r),t.clear(e,i,s);t.setRenderTarget(r)}constructor(t=1,e={}){super(t,t,e),this.isWebGLCubeRenderTarget=!0;let i={width:t,height:t,depth:1};this.texture=new rs([i,i,i,i,i,i]),this._setTextureOptions(e),this.texture.isRenderTargetTexture=!0}}class rn extends ss{constructor(){super(),this.isGroup=!0,this.type="Group"}}let ra={type:"move"};class ro{getHandSpace(){return null===this._hand&&(this._hand=new rn,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 rn,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new eX,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new eX),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new rn,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new eX,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new eX),this._grip}dispatchEvent(t){return null!==this._targetRay&&this._targetRay.dispatchEvent(t),null!==this._grip&&this._grip.dispatchEvent(t),null!==this._hand&&this._hand.dispatchEvent(t),this}connect(t){if(t&&t.hand){let e=this._hand;if(e)for(let i of t.hand.values())this._getHandJoint(e,i)}return this.dispatchEvent({type:"connected",data:t}),this}disconnect(t){return this.dispatchEvent({type:"disconnected",data:t}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(t,e,i){let s=null,r=null,n=null,a=this._targetRay,o=this._grip,h=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(h&&t.hand){for(let s of(n=!0,t.hand.values())){let t=e.getJointPose(s,i),r=this._getHandJoint(h,s);null!==t&&(r.matrix.fromArray(t.transform.matrix),r.matrix.decompose(r.position,r.rotation,r.scale),r.matrixWorldNeedsUpdate=!0,r.jointRadius=t.radius),r.visible=null!==t}let s=h.joints["index-finger-tip"],r=h.joints["thumb-tip"],a=s.position.distanceTo(r.position);h.inputState.pinching&&a>.025?(h.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!h.inputState.pinching&&a<=.015&&(h.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==o&&t.gripSpace&&null!==(r=e.getPose(t.gripSpace,i))&&(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);null!==a&&(null===(s=e.getPose(t.targetRaySpace,i))&&null!==r&&(s=r),null!==s&&(a.matrix.fromArray(s.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,s.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(s.linearVelocity)):a.hasLinearVelocity=!1,s.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(s.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(ra)))}return null!==a&&(a.visible=null!==s),null!==o&&(o.visible=null!==r),null!==h&&(h.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){let i=new rn;i.matrixAutoUpdate=!1,i.visible=!1,t.joints[e.jointName]=i,t.add(i)}return t.joints[e.jointName]}constructor(){this._targetRay=null,this._grip=null,this._hand=null}}class rh extends ss{copy(t,e){return super.copy(t,e),null!==t.background&&(this.background=t.background.clone()),null!==t.environment&&(this.environment=t.environment.clone()),null!==t.fog&&(this.fog=t.fog.clone()),this.backgroundBlurriness=t.backgroundBlurriness,this.backgroundIntensity=t.backgroundIntensity,this.backgroundRotation.copy(t.backgroundRotation),this.environmentIntensity=t.environmentIntensity,this.environmentRotation.copy(t.environmentRotation),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.matrixAutoUpdate=t.matrixAutoUpdate,this}toJSON(t){let e=super.toJSON(t);return null!==this.fog&&(e.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(e.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(e.object.backgroundIntensity=this.backgroundIntensity),e.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(e.object.environmentIntensity=this.environmentIntensity),e.object.environmentRotation=this.environmentRotation.toArray(),e}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 iG,this.environmentIntensity=1,this.environmentRotation=new iG,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class rl{onUploadCallback(){}set needsUpdate(t){!0===t&&this.version++}setUsage(t){return this.usage=t,this}addUpdateRange(t,e){this.updateRanges.push({start:t,count:e})}clearUpdateRanges(){this.updateRanges.length=0}copy(t){return this.array=new t.array.constructor(t.array),this.count=t.count,this.stride=t.stride,this.usage=t.usage,this}copyAt(t,e,i){t*=this.stride,i*=e.stride;for(let s=0,r=this.stride;s<r;s++)this.array[t+s]=e.array[i+s];return this}set(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return this.array.set(t,e),this}clone(t){void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=eF()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);let e=new this.array.constructor(t.arrayBuffers[this.array.buffer._uuid]),i=new this.constructor(e,this.stride);return i.setUsage(this.usage),i}onUpload(t){return this.onUploadCallback=t,this}toJSON(t){return void 0===t.arrayBuffers&&(t.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=eF()),void 0===t.arrayBuffers[this.array.buffer._uuid]&&(t.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}}constructor(t,e){this.isInterleavedBuffer=!0,this.array=t,this.stride=e,this.count=void 0!==t?t.length/e:0,this.usage=35044,this.updateRanges=[],this.version=0,this.uuid=eF()}}let ru=new eX;class rc{get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(t){this.data.needsUpdate=t}applyMatrix4(t){for(let e=0,i=this.data.count;e<i;e++)ru.fromBufferAttribute(this,e),ru.applyMatrix4(t),this.setXYZ(e,ru.x,ru.y,ru.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)ru.fromBufferAttribute(this,e),ru.applyNormalMatrix(t),this.setXYZ(e,ru.x,ru.y,ru.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)ru.fromBufferAttribute(this,e),ru.transformDirection(t),this.setXYZ(e,ru.x,ru.y,ru.z);return this}getComponent(t,e){let i=this.array[t*this.data.stride+this.offset+e];return this.normalized&&(i=eW(i,this.array)),i}setComponent(t,e,i){return this.normalized&&(i=ej(i,this.array)),this.data.array[t*this.data.stride+this.offset+e]=i,this}setX(t,e){return this.normalized&&(e=ej(e,this.array)),this.data.array[t*this.data.stride+this.offset]=e,this}setY(t,e){return this.normalized&&(e=ej(e,this.array)),this.data.array[t*this.data.stride+this.offset+1]=e,this}setZ(t,e){return this.normalized&&(e=ej(e,this.array)),this.data.array[t*this.data.stride+this.offset+2]=e,this}setW(t,e){return this.normalized&&(e=ej(e,this.array)),this.data.array[t*this.data.stride+this.offset+3]=e,this}getX(t){let e=this.data.array[t*this.data.stride+this.offset];return this.normalized&&(e=eW(e,this.array)),e}getY(t){let e=this.data.array[t*this.data.stride+this.offset+1];return this.normalized&&(e=eW(e,this.array)),e}getZ(t){let e=this.data.array[t*this.data.stride+this.offset+2];return this.normalized&&(e=eW(e,this.array)),e}getW(t){let e=this.data.array[t*this.data.stride+this.offset+3];return this.normalized&&(e=eW(e,this.array)),e}setXY(t,e,i){return t=t*this.data.stride+this.offset,this.normalized&&(e=ej(e,this.array),i=ej(i,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=i,this}setXYZ(t,e,i,s){return t=t*this.data.stride+this.offset,this.normalized&&(e=ej(e,this.array),i=ej(i,this.array),s=ej(s,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=s,this}setXYZW(t,e,i,s,r){return t=t*this.data.stride+this.offset,this.normalized&&(e=ej(e,this.array),i=ej(i,this.array),s=ej(s,this.array),r=ej(r,this.array)),this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=s,this.data.array[t+3]=r,this}clone(t){if(void 0!==t)return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.clone(t)),new rc(t.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized);{console.log("THREE.InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");let t=[];for(let e=0;e<this.count;e++){let i=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[i+e])}return new sB(new this.array.constructor(t),this.itemSize,this.normalized)}}toJSON(t){if(void 0!==t)return void 0===t.interleavedBuffers&&(t.interleavedBuffers={}),void 0===t.interleavedBuffers[this.data.uuid]&&(t.interleavedBuffers[this.data.uuid]=this.data.toJSON(t)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized};{console.log("THREE.InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");let t=[];for(let e=0;e<this.count;e++){let i=e*this.data.stride+this.offset;for(let e=0;e<this.itemSize;e++)t.push(this.data.array[i+e])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:t,normalized:this.normalized}}}constructor(t,e,i,s=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=t,this.itemSize=e,this.offset=i,this.normalized=s}}let rd=new eX,rp=new io,rm=new io,ry=new eX,rf=new iD,rg=new eX,rx=new iE,rb=new iD,rv=new iL;class rM extends s${computeBoundingBox(){let t=this.geometry;null===this.boundingBox&&(this.boundingBox=new id),this.boundingBox.makeEmpty();let e=t.getAttribute("position");for(let t=0;t<e.count;t++)this.getVertexPosition(t,rg),this.boundingBox.expandByPoint(rg)}computeBoundingSphere(){let t=this.geometry;null===this.boundingSphere&&(this.boundingSphere=new iE),this.boundingSphere.makeEmpty();let e=t.getAttribute("position");for(let t=0;t<e.count;t++)this.getVertexPosition(t,rg),this.boundingSphere.expandByPoint(rg)}copy(t,e){return super.copy(t,e),this.bindMode=t.bindMode,this.bindMatrix.copy(t.bindMatrix),this.bindMatrixInverse.copy(t.bindMatrixInverse),this.skeleton=t.skeleton,null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this}raycast(t,e){let i=this.material,s=this.matrixWorld;if(void 0!==i)null===this.boundingSphere&&this.computeBoundingSphere(),rx.copy(this.boundingSphere),rx.applyMatrix4(s),!1!==t.ray.intersectsSphere(rx)&&(rb.copy(s).invert(),rv.copy(t.ray).applyMatrix4(rb),(null===this.boundingBox||!1!==rv.intersectsBox(this.boundingBox))&&this._computeIntersections(t,e,rv))}getVertexPosition(t,e){return super.getVertexPosition(t,e),this.applyBoneTransform(t,e),e}bind(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.copy(e).invert()}pose(){this.skeleton.pose()}normalizeSkinWeights(){let t=new io,e=this.geometry.attributes.skinWeight;for(let i=0,s=e.count;i<s;i++){t.fromBufferAttribute(e,i);let s=1/t.manhattanLength();s!==1/0?t.multiplyScalar(s):t.set(1,0,0,0),e.setXYZW(i,t.x,t.y,t.z,t.w)}}updateMatrixWorld(t){super.updateMatrixWorld(t),this.bindMode===tn?this.bindMatrixInverse.copy(this.matrixWorld).invert():"detached"===this.bindMode?this.bindMatrixInverse.copy(this.bindMatrix).invert():console.warn("THREE.SkinnedMesh: Unrecognized bindMode: "+this.bindMode)}applyBoneTransform(t,e){let i=this.skeleton,s=this.geometry;rp.fromBufferAttribute(s.attributes.skinIndex,t),rm.fromBufferAttribute(s.attributes.skinWeight,t),rd.copy(e).applyMatrix4(this.bindMatrix),e.set(0,0,0);for(let t=0;t<4;t++){let s=rm.getComponent(t);if(0!==s){let r=rp.getComponent(t);rf.multiplyMatrices(i.bones[r].matrixWorld,i.boneInverses[r]),e.addScaledVector(ry.copy(rd).applyMatrix4(rf),s)}}return e.applyMatrix4(this.bindMatrixInverse)}constructor(t,e){super(t,e),this.isSkinnedMesh=!0,this.type="SkinnedMesh",this.bindMode=tn,this.bindMatrix=new iD,this.bindMatrixInverse=new iD,this.boundingBox=null,this.boundingSphere=null}}class rw extends ss{constructor(){super(),this.isBone=!0,this.type="Bone"}}class rS extends ia{constructor(t=null,e=1,i=1,s,r,n,a,o,h=tm,l=tm,u,c){super(null,n,a,o,h,l,s,r,u,c),this.isDataTexture=!0,this.image={data:t,width:e,height:i},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}let r_=new iD,rz=new iD;class rA{init(){let t=this.bones,e=this.boneInverses;if(this.boneMatrices=new Float32Array(16*t.length),0===e.length)this.calculateInverses();else if(t.length!==e.length){console.warn("THREE.Skeleton: Number of inverse bone matrices does not match amount of bones."),this.boneInverses=[];for(let t=0,e=this.bones.length;t<e;t++)this.boneInverses.push(new iD)}}calculateInverses(){this.boneInverses.length=0;for(let t=0,e=this.bones.length;t<e;t++){let e=new iD;this.bones[t]&&e.copy(this.bones[t].matrixWorld).invert(),this.boneInverses.push(e)}}pose(){for(let t=0,e=this.bones.length;t<e;t++){let e=this.bones[t];e&&e.matrixWorld.copy(this.boneInverses[t]).invert()}for(let t=0,e=this.bones.length;t<e;t++){let e=this.bones[t];e&&(e.parent&&e.parent.isBone?(e.matrix.copy(e.parent.matrixWorld).invert(),e.matrix.multiply(e.matrixWorld)):e.matrix.copy(e.matrixWorld),e.matrix.decompose(e.position,e.quaternion,e.scale))}}update(){let t=this.bones,e=this.boneInverses,i=this.boneMatrices,s=this.boneTexture;for(let s=0,r=t.length;s<r;s++){let r=t[s]?t[s].matrixWorld:rz;r_.multiplyMatrices(r,e[s]),r_.toArray(i,16*s)}null!==s&&(s.needsUpdate=!0)}clone(){return new rA(this.bones,this.boneInverses)}computeBoneTexture(){let t=Math.sqrt(4*this.bones.length),e=new Float32Array((t=Math.max(t=4*Math.ceil(t/4),4))*t*4);e.set(this.boneMatrices);let i=new rS(e,t,t,tN,tA);return i.needsUpdate=!0,this.boneMatrices=e,this.boneTexture=i,this}getBoneByName(t){for(let e=0,i=this.bones.length;e<i;e++){let i=this.bones[e];if(i.name===t)return i}}dispose(){null!==this.boneTexture&&(this.boneTexture.dispose(),this.boneTexture=null)}fromJSON(t,e){this.uuid=t.uuid;for(let i=0,s=t.bones.length;i<s;i++){let s=t.bones[i],r=e[s];void 0===r&&(console.warn("THREE.Skeleton: No bone found with UUID:",s),r=new rw),this.bones.push(r),this.boneInverses.push(new iD().fromArray(t.boneInverses[i]))}return this.init(),this}toJSON(){let t={metadata:{version:4.7,type:"Skeleton",generator:"Skeleton.toJSON"},bones:[],boneInverses:[]};t.uuid=this.uuid;let e=this.bones,i=this.boneInverses;for(let s=0,r=e.length;s<r;s++){let r=e[s];t.bones.push(r.uuid);let n=i[s];t.boneInverses.push(n.toArray())}return t}constructor(t=[],e=[]){this.uuid=eF(),this.bones=t.slice(0),this.boneInverses=e,this.boneMatrices=null,this.boneTexture=null,this.init()}}class rT extends sB{copy(t){return super.copy(t),this.meshPerAttribute=t.meshPerAttribute,this}toJSON(){let t=super.toJSON();return t.meshPerAttribute=this.meshPerAttribute,t.isInstancedBufferAttribute=!0,t}constructor(t,e,i,s=1){super(t,e,i),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=s}}let rC=new iD,rk=new iD,rB=[],rE=new id,rR=new iD,rI=new s$,rN=new iE;class rO extends s${computeBoundingBox(){let t=this.geometry,e=this.count;null===this.boundingBox&&(this.boundingBox=new id),null===t.boundingBox&&t.computeBoundingBox(),this.boundingBox.makeEmpty();for(let i=0;i<e;i++)this.getMatrixAt(i,rC),rE.copy(t.boundingBox).applyMatrix4(rC),this.boundingBox.union(rE)}computeBoundingSphere(){let t=this.geometry,e=this.count;null===this.boundingSphere&&(this.boundingSphere=new iE),null===t.boundingSphere&&t.computeBoundingSphere(),this.boundingSphere.makeEmpty();for(let i=0;i<e;i++)this.getMatrixAt(i,rC),rN.copy(t.boundingSphere).applyMatrix4(rC),this.boundingSphere.union(rN)}copy(t,e){return super.copy(t,e),this.instanceMatrix.copy(t.instanceMatrix),null!==t.morphTexture&&(this.morphTexture=t.morphTexture.clone()),null!==t.instanceColor&&(this.instanceColor=t.instanceColor.clone()),this.count=t.count,null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this}getColorAt(t,e){e.fromArray(this.instanceColor.array,3*t)}getMatrixAt(t,e){e.fromArray(this.instanceMatrix.array,16*t)}getMorphAt(t,e){let i=e.morphTargetInfluences,s=this.morphTexture.source.data.data,r=t*(i.length+1)+1;for(let t=0;t<i.length;t++)i[t]=s[r+t]}raycast(t,e){let i=this.matrixWorld,s=this.count;if((rI.geometry=this.geometry,rI.material=this.material,void 0!==rI.material)&&(null===this.boundingSphere&&this.computeBoundingSphere(),rN.copy(this.boundingSphere),rN.applyMatrix4(i),!1!==t.ray.intersectsSphere(rN)))for(let r=0;r<s;r++){this.getMatrixAt(r,rC),rk.multiplyMatrices(i,rC),rI.matrixWorld=rk,rI.raycast(t,rB);for(let t=0,i=rB.length;t<i;t++){let i=rB[t];i.instanceId=r,i.object=this,e.push(i)}rB.length=0}}setColorAt(t,e){null===this.instanceColor&&(this.instanceColor=new rT(new Float32Array(3*this.instanceMatrix.count).fill(1),3)),e.toArray(this.instanceColor.array,3*t)}setMatrixAt(t,e){e.toArray(this.instanceMatrix.array,16*t)}setMorphAt(t,e){let i=e.morphTargetInfluences,s=i.length+1;null===this.morphTexture&&(this.morphTexture=new rS(new Float32Array(s*this.count),s,this.count,tP,tA));let r=this.morphTexture.source.data.data,n=0;for(let t=0;t<i.length;t++)n+=i[t];let a=this.geometry.morphTargetsRelative?1:1-n,o=s*t;r[o]=a,r.set(i,o+1)}updateMorphTargets(){}dispose(){this.dispatchEvent({type:"dispose"}),null!==this.morphTexture&&(this.morphTexture.dispose(),this.morphTexture=null)}constructor(t,e,i){super(t,e),this.isInstancedMesh=!0,this.instanceMatrix=new rT(new Float32Array(16*i),16),this.instanceColor=null,this.morphTexture=null,this.count=i,this.boundingBox=null,this.boundingSphere=null;for(let t=0;t<i;t++)this.setMatrixAt(t,rR)}}let rV=new eX,rP=new eX,rF=new eG;class rL{set(t,e){return this.normal.copy(t),this.constant=e,this}setComponents(t,e,i,s){return this.normal.set(t,e,i),this.constant=s,this}setFromNormalAndCoplanarPoint(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this}setFromCoplanarPoints(t,e,i){let s=rV.subVectors(i,e).cross(rP.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(s,t),this}copy(t){return this.normal.copy(t.normal),this.constant=t.constant,this}normalize(){let t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(t){return this.normal.dot(t)+this.constant}distanceToSphere(t){return this.distanceToPoint(t.center)-t.radius}projectPoint(t,e){return e.copy(t).addScaledVector(this.normal,-this.distanceToPoint(t))}intersectLine(t,e){let i=t.delta(rV),s=this.normal.dot(i);if(0===s)return 0===this.distanceToPoint(t.start)?e.copy(t.start):null;let r=-(t.start.dot(this.normal)+this.constant)/s;return r<0||r>1?null:e.copy(t.start).addScaledVector(i,r)}intersectsLine(t){let e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&i>0||i<0&&e>0}intersectsBox(t){return t.intersectsPlane(this)}intersectsSphere(t){return t.intersectsPlane(this)}coplanarPoint(t){return t.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(t,e){let i=e||rF.getNormalMatrix(t),s=this.coplanarPoint(rV).applyMatrix4(t),r=this.normal.applyMatrix3(i).normalize();return this.constant=-s.dot(r),this}translate(t){return this.constant-=t.dot(this.normal),this}equals(t){return t.normal.equals(this.normal)&&t.constant===this.constant}clone(){return new this.constructor().copy(this)}constructor(t=new eX(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}}let rD=new iE,rU=new eq(.5,.5),rW=new eX;class rj{set(t,e,i,s,r,n){let a=this.planes;return a[0].copy(t),a[1].copy(e),a[2].copy(i),a[3].copy(s),a[4].copy(r),a[5].copy(n),this}copy(t){let e=this.planes;for(let i=0;i<6;i++)e[i].copy(t.planes[i]);return this}setFromProjectionMatrix(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:eR,i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=this.planes,r=t.elements,n=r[0],a=r[1],o=r[2],h=r[3],l=r[4],u=r[5],c=r[6],d=r[7],p=r[8],m=r[9],y=r[10],f=r[11],g=r[12],x=r[13],b=r[14],v=r[15];if(s[0].setComponents(h-n,d-l,f-p,v-g).normalize(),s[1].setComponents(h+n,d+l,f+p,v+g).normalize(),s[2].setComponents(h+a,d+u,f+m,v+x).normalize(),s[3].setComponents(h-a,d-u,f-m,v-x).normalize(),i)s[4].setComponents(o,c,y,b).normalize(),s[5].setComponents(h-o,d-c,f-y,v-b).normalize();else if(s[4].setComponents(h-o,d-c,f-y,v-b).normalize(),e===eR)s[5].setComponents(h+o,d+c,f+y,v+b).normalize();else if(2001===e)s[5].setComponents(o,c,y,b).normalize();else throw Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+e);return this}intersectsObject(t){if(void 0!==t.boundingSphere)null===t.boundingSphere&&t.computeBoundingSphere(),rD.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{let e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),rD.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(rD)}intersectsSprite(t){return rD.center.set(0,0,0),rD.radius=.7071067811865476+rU.distanceTo(t.center),rD.applyMatrix4(t.matrixWorld),this.intersectsSphere(rD)}intersectsSphere(t){let e=this.planes,i=t.center,s=-t.radius;for(let t=0;t<6;t++)if(e[t].distanceToPoint(i)<s)return!1;return!0}intersectsBox(t){let e=this.planes;for(let i=0;i<6;i++){let s=e[i];if(rW.x=s.normal.x>0?t.max.x:t.min.x,rW.y=s.normal.y>0?t.max.y:t.min.y,rW.z=s.normal.z>0?t.max.z:t.min.z,0>s.distanceToPoint(rW))return!1}return!0}containsPoint(t){let e=this.planes;for(let i=0;i<6;i++)if(0>e[i].distanceToPoint(t))return!1;return!0}clone(){return new this.constructor().copy(this)}constructor(t=new rL,e=new rL,i=new rL,s=new rL,r=new rL,n=new rL){this.planes=[t,e,i,s,r,n]}}class rH extends sz{copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.fog=t.fog,this}constructor(t){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new sw(0xffffff),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(t)}}let rq=new eX,rJ=new eX,rX=new iD,rY=new iL,rZ=new iE,rG=new eX,rQ=new eX;class rK extends ss{copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}computeLineDistances(){let t=this.geometry;if(null===t.index){let e=t.attributes.position,i=[0];for(let t=1,s=e.count;t<s;t++)rq.fromBufferAttribute(e,t-1),rJ.fromBufferAttribute(e,t),i[t]=i[t-1],i[t]+=rq.distanceTo(rJ);t.setAttribute("lineDistance",new sI(i,1))}else console.warn("THREE.Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(t,e){let i=this.geometry,s=this.matrixWorld,r=t.params.Line.threshold,n=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),rZ.copy(i.boundingSphere),rZ.applyMatrix4(s),rZ.radius+=r,!1===t.ray.intersectsSphere(rZ))return;rX.copy(s).invert(),rY.copy(t.ray).applyMatrix4(rX);let a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,h=this.isLineSegments?2:1,l=i.index,u=i.attributes.position;if(null!==l){let i=Math.max(0,n.start),s=Math.min(l.count,n.start+n.count);for(let r=i,n=s-1;r<n;r+=h){let i=r$(this,t,rY,o,l.getX(r),l.getX(r+1),r);i&&e.push(i)}if(this.isLineLoop){let r=r$(this,t,rY,o,l.getX(s-1),l.getX(i),s-1);r&&e.push(r)}}else{let i=Math.max(0,n.start),s=Math.min(u.count,n.start+n.count);for(let r=i,n=s-1;r<n;r+=h){let i=r$(this,t,rY,o,r,r+1,r);i&&e.push(i)}if(this.isLineLoop){let r=r$(this,t,rY,o,s-1,i,s-1);r&&e.push(r)}}}updateMorphTargets(){let t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){let i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){let e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}constructor(t=new sU,e=new rH){super(),this.isLine=!0,this.type="Line",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}}function r$(t,e,i,s,r,n,a){let o=t.geometry.attributes.position;if(rq.fromBufferAttribute(o,r),rJ.fromBufferAttribute(o,n),i.distanceSqToSegment(rq,rJ,rG,rQ)>s)return;rG.applyMatrix4(t.matrixWorld);let h=e.ray.origin.distanceTo(rG);if(!(h<e.near)&&!(h>e.far))return{distance:h,point:rQ.clone().applyMatrix4(t.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:t}}let r0=new eX,r1=new eX;class r2 extends rK{computeLineDistances(){let t=this.geometry;if(null===t.index){let e=t.attributes.position,i=[];for(let t=0,s=e.count;t<s;t+=2)r0.fromBufferAttribute(e,t),r1.fromBufferAttribute(e,t+1),i[t]=0===t?0:i[t-1],i[t+1]=i[t]+r0.distanceTo(r1);t.setAttribute("lineDistance",new sI(i,1))}else console.warn("THREE.LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}constructor(t,e){super(t,e),this.isLineSegments=!0,this.type="LineSegments"}}class r3 extends rK{constructor(t,e){super(t,e),this.isLineLoop=!0,this.type="LineLoop"}}class r5 extends sz{copy(t){return super.copy(t),this.color.copy(t.color),this.map=t.map,this.alphaMap=t.alphaMap,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.fog=t.fog,this}constructor(t){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new sw(0xffffff),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(t)}}let r4=new iD,r6=new iL,r8=new iE,r9=new eX;class r7 extends ss{copy(t,e){return super.copy(t,e),this.material=Array.isArray(t.material)?t.material.slice():t.material,this.geometry=t.geometry,this}raycast(t,e){let i=this.geometry,s=this.matrixWorld,r=t.params.Points.threshold,n=i.drawRange;if(null===i.boundingSphere&&i.computeBoundingSphere(),r8.copy(i.boundingSphere),r8.applyMatrix4(s),r8.radius+=r,!1===t.ray.intersectsSphere(r8))return;r4.copy(s).invert(),r6.copy(t.ray).applyMatrix4(r4);let a=r/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,h=i.index,l=i.attributes.position;if(null!==h){let i=Math.max(0,n.start),r=Math.min(h.count,n.start+n.count);for(let n=i;n<r;n++){let i=h.getX(n);r9.fromBufferAttribute(l,i),nt(r9,i,o,s,t,e,this)}}else{let i=Math.max(0,n.start),r=Math.min(l.count,n.start+n.count);for(let n=i;n<r;n++)r9.fromBufferAttribute(l,n),nt(r9,n,o,s,t,e,this)}}updateMorphTargets(){let t=this.geometry.morphAttributes,e=Object.keys(t);if(e.length>0){let i=t[e[0]];if(void 0!==i){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let t=0,e=i.length;t<e;t++){let e=i[t].name||String(t);this.morphTargetInfluences.push(0),this.morphTargetDictionary[e]=t}}}}constructor(t=new sU,e=new r5){super(),this.isPoints=!0,this.type="Points",this.geometry=t,this.material=e,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}}function nt(t,e,i,s,r,n,a){let o=r6.distanceSqToPoint(t);if(o<i){let i=new eX;r6.closestPointToPoint(t,i),i.applyMatrix4(s);let h=r.ray.origin.distanceTo(i);if(h<r.near||h>r.far)return;n.push({distance:h,distanceToRay:Math.sqrt(o),point:i,index:e,face:null,faceIndex:null,barycoord:null,object:a})}}class ne extends ia{constructor(t,e,i,s,r,n,a,o,h){super(t,e,i,s,r,n,a,o,h),this.isCanvasTexture=!0,this.needsUpdate=!0}}class ni extends ia{copy(t){return super.copy(t),this.source=new ie(Object.assign({},t.image)),this.compareFunction=t.compareFunction,this}toJSON(t){let e=super.toJSON(t);return null!==this.compareFunction&&(e.compareFunction=this.compareFunction),e}constructor(t,e,i=tz,s,r,n,a=tm,o=tm,h,l=tO,u=1){if(l!==tO&&l!==tV)throw Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:u},s,r,n,a,o,l,i,h),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}}class ns{getPoint(){console.warn("THREE.Curve: .getPoint() not implemented.")}getPointAt(t,e){let i=this.getUtoTmapping(t);return this.getPoint(i,e)}getPoints(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5,e=[];for(let i=0;i<=t;i++)e.push(this.getPoint(i/t));return e}getSpacedPoints(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:5,e=[];for(let i=0;i<=t;i++)e.push(this.getPointAt(i/t));return e}getLength(){let t=this.getLengths();return t[t.length-1]}getLengths(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.arcLengthDivisions;if(this.cacheArcLengths&&this.cacheArcLengths.length===t+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;let e=[],i,s=this.getPoint(0),r=0;e.push(0);for(let n=1;n<=t;n++)e.push(r+=(i=this.getPoint(n/t)).distanceTo(s)),s=i;return this.cacheArcLengths=e,e}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(t){let e,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,s=this.getLengths(),r=0,n=s.length;e=i||t*s[n-1];let a=0,o=n-1,h;for(;a<=o;)if((h=s[r=Math.floor(a+(o-a)/2)]-e)<0)a=r+1;else if(h>0)o=r-1;else{o=r;break}if(s[r=o]===e)return r/(n-1);let l=s[r],u=s[r+1];return(r+(e-l)/(u-l))/(n-1)}getTangent(t,e){let i=t-1e-4,s=t+1e-4;i<0&&(i=0),s>1&&(s=1);let r=this.getPoint(i),n=this.getPoint(s),a=e||(r.isVector2?new eq:new eX);return a.copy(n).sub(r).normalize(),a}getTangentAt(t,e){let i=this.getUtoTmapping(t);return this.getTangent(i,e)}computeFrenetFrames(t){let e=arguments.length>1&&void 0!==arguments[1]&&arguments[1],i=new eX,s=[],r=[],n=[],a=new eX,o=new iD;for(let e=0;e<=t;e++){let i=e/t;s[e]=this.getTangentAt(i,new eX)}r[0]=new eX,n[0]=new eX;let h=Number.MAX_VALUE,l=Math.abs(s[0].x),u=Math.abs(s[0].y),c=Math.abs(s[0].z);l<=h&&(h=l,i.set(1,0,0)),u<=h&&(h=u,i.set(0,1,0)),c<=h&&i.set(0,0,1),a.crossVectors(s[0],i).normalize(),r[0].crossVectors(s[0],a),n[0].crossVectors(s[0],r[0]);for(let e=1;e<=t;e++){if(r[e]=r[e-1].clone(),n[e]=n[e-1].clone(),a.crossVectors(s[e-1],s[e]),a.length()>Number.EPSILON){a.normalize();let t=Math.acos(eL(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(o.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(eL(r[0].dot(r[t]),-1,1));e/=t,s[0].dot(a.crossVectors(r[0],r[t]))>0&&(e=-e);for(let i=1;i<=t;i++)r[i].applyMatrix4(o.makeRotationAxis(s[i],e*i)),n[i].crossVectors(s[i],r[i])}return{tangents:s,normals:r,binormals:n}}clone(){return new this.constructor().copy(this)}copy(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}toJSON(){let t={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return t.arcLengthDivisions=this.arcLengthDivisions,t.type=this.type,t}fromJSON(t){return this.arcLengthDivisions=t.arcLengthDivisions,this}constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}}class nr extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq,i=2*Math.PI,s=this.aEndAngle-this.aStartAngle,r=Math.abs(s)<Number.EPSILON;for(;s<0;)s+=i;for(;s>i;)s-=i;s<Number.EPSILON&&(s=r?0:i),!0!==this.aClockwise||r||(s===i?s=-i:s-=i);let n=this.aStartAngle+t*s,a=this.aX+this.xRadius*Math.cos(n),o=this.aY+this.yRadius*Math.sin(n);if(0!==this.aRotation){let t=Math.cos(this.aRotation),e=Math.sin(this.aRotation),i=a-this.aX,s=o-this.aY;a=i*t-s*e+this.aX,o=i*e+s*t+this.aY}return e.set(a,o)}copy(t){return super.copy(t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this}toJSON(){let t=super.toJSON();return t.aX=this.aX,t.aY=this.aY,t.xRadius=this.xRadius,t.yRadius=this.yRadius,t.aStartAngle=this.aStartAngle,t.aEndAngle=this.aEndAngle,t.aClockwise=this.aClockwise,t.aRotation=this.aRotation,t}fromJSON(t){return super.fromJSON(t),this.aX=t.aX,this.aY=t.aY,this.xRadius=t.xRadius,this.yRadius=t.yRadius,this.aStartAngle=t.aStartAngle,this.aEndAngle=t.aEndAngle,this.aClockwise=t.aClockwise,this.aRotation=t.aRotation,this}constructor(t=0,e=0,i=1,s=1,r=0,n=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=t,this.aY=e,this.xRadius=i,this.yRadius=s,this.aStartAngle=r,this.aEndAngle=n,this.aClockwise=a,this.aRotation=o}}class nn extends nr{constructor(t,e,i,s,r,n){super(t,e,i,i,s,r,n),this.isArcCurve=!0,this.type="ArcCurve"}}function na(){let t=0,e=0,i=0,s=0;function r(r,n,a,o){t=r,e=a,i=-3*r+3*n-2*a-o,s=2*r-2*n+a+o}return{initCatmullRom:function(t,e,i,s,n){r(e,i,n*(i-t),n*(s-e))},initNonuniformCatmullRom:function(t,e,i,s,n,a,o){let h=(e-t)/n-(i-t)/(n+a)+(i-e)/a,l=(i-e)/a-(s-e)/(a+o)+(s-i)/o;r(e,i,h*=a,l*=a)},calc:function(r){let n=r*r;return t+e*r+i*n+n*r*s}}}let no=new eX,nh=new na,nl=new na,nu=new na;class nc extends ns{getPoint(t){let e,i,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eX,r=this.points,n=r.length,a=(n-!this.closed)*t,o=Math.floor(a),h=a-o;this.closed?o+=o>0?0:(Math.floor(Math.abs(o)/n)+1)*n:0===h&&o===n-1&&(o=n-2,h=1),this.closed||o>0?e=r[(o-1)%n]:(no.subVectors(r[0],r[1]).add(r[0]),e=no);let l=r[o%n],u=r[(o+1)%n];if(this.closed||o+2<n?i=r[(o+2)%n]:(no.subVectors(r[n-1],r[n-2]).add(r[n-1]),i=no),"centripetal"===this.curveType||"chordal"===this.curveType){let t="chordal"===this.curveType?.5:.25,s=Math.pow(e.distanceToSquared(l),t),r=Math.pow(l.distanceToSquared(u),t),n=Math.pow(u.distanceToSquared(i),t);r<1e-4&&(r=1),s<1e-4&&(s=r),n<1e-4&&(n=r),nh.initNonuniformCatmullRom(e.x,l.x,u.x,i.x,s,r,n),nl.initNonuniformCatmullRom(e.y,l.y,u.y,i.y,s,r,n),nu.initNonuniformCatmullRom(e.z,l.z,u.z,i.z,s,r,n)}else"catmullrom"===this.curveType&&(nh.initCatmullRom(e.x,l.x,u.x,i.x,this.tension),nl.initCatmullRom(e.y,l.y,u.y,i.y,this.tension),nu.initCatmullRom(e.z,l.z,u.z,i.z,this.tension));return s.set(nh.calc(h),nl.calc(h),nu.calc(h)),s}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){let i=t.points[e];this.points.push(i.clone())}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}toJSON(){let t=super.toJSON();t.points=[];for(let e=0,i=this.points.length;e<i;e++){let i=this.points[e];t.points.push(i.toArray())}return t.closed=this.closed,t.curveType=this.curveType,t.tension=this.tension,t}fromJSON(t){super.fromJSON(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){let i=t.points[e];this.points.push(new eX().fromArray(i))}return this.closed=t.closed,this.curveType=t.curveType,this.tension=t.tension,this}constructor(t=[],e=!1,i="centripetal",s=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=t,this.closed=e,this.curveType=i,this.tension=s}}function nd(t,e,i,s,r){let n=(s-e)*.5,a=(r-i)*.5,o=t*t;return t*o*(2*i-2*s+n+a)+(-3*i+3*s-2*n-a)*o+n*t+i}function np(t,e,i,s){return function(t,e){let i=1-t;return i*i*e}(t,e)+2*(1-t)*t*i+t*t*s}function nm(t,e,i,s,r){return function(t,e){let i=1-t;return i*i*i*e}(t,e)+function(t,e){let i=1-t;return 3*i*i*t*e}(t,i)+3*(1-t)*t*t*s+t*t*t*r}class ny extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq,i=this.v0,s=this.v1,r=this.v2,n=this.v3;return e.set(nm(t,i.x,s.x,r.x,n.x),nm(t,i.y,s.y,r.y,n.y)),e}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this}toJSON(){let t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}constructor(t=new eq,e=new eq,i=new eq,s=new eq){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=t,this.v1=e,this.v2=i,this.v3=s}}class nf extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eX,i=this.v0,s=this.v1,r=this.v2,n=this.v3;return e.set(nm(t,i.x,s.x,r.x,n.x),nm(t,i.y,s.y,r.y,n.y),nm(t,i.z,s.z,r.z,n.z)),e}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this.v3.copy(t.v3),this}toJSON(){let t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t.v3=this.v3.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this.v3.fromArray(t.v3),this}constructor(t=new eX,e=new eX,i=new eX,s=new eX){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=t,this.v1=e,this.v2=i,this.v3=s}}class ng extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq;return 1===t?e.copy(this.v2):(e.copy(this.v2).sub(this.v1),e.multiplyScalar(t).add(this.v1)),e}getPointAt(t,e){return this.getPoint(t,e)}getTangent(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq;return e.subVectors(this.v2,this.v1).normalize()}getTangentAt(t,e){return this.getTangent(t,e)}copy(t){return super.copy(t),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){let t=super.toJSON();return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}constructor(t=new eq,e=new eq){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=t,this.v2=e}}class nx extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eX;return 1===t?e.copy(this.v2):(e.copy(this.v2).sub(this.v1),e.multiplyScalar(t).add(this.v1)),e}getPointAt(t,e){return this.getPoint(t,e)}getTangent(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eX;return e.subVectors(this.v2,this.v1).normalize()}getTangentAt(t,e){return this.getTangent(t,e)}copy(t){return super.copy(t),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){let t=super.toJSON();return t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}constructor(t=new eX,e=new eX){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=t,this.v2=e}}class nb extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq,i=this.v0,s=this.v1,r=this.v2;return e.set(np(t,i.x,s.x,r.x),np(t,i.y,s.y,r.y)),e}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){let t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}constructor(t=new eq,e=new eq,i=new eq){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=t,this.v1=e,this.v2=i}}class nv extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eX,i=this.v0,s=this.v1,r=this.v2;return e.set(np(t,i.x,s.x,r.x),np(t,i.y,s.y,r.y),np(t,i.z,s.z,r.z)),e}copy(t){return super.copy(t),this.v0.copy(t.v0),this.v1.copy(t.v1),this.v2.copy(t.v2),this}toJSON(){let t=super.toJSON();return t.v0=this.v0.toArray(),t.v1=this.v1.toArray(),t.v2=this.v2.toArray(),t}fromJSON(t){return super.fromJSON(t),this.v0.fromArray(t.v0),this.v1.fromArray(t.v1),this.v2.fromArray(t.v2),this}constructor(t=new eX,e=new eX,i=new eX){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=t,this.v1=e,this.v2=i}}class nM extends ns{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq,i=this.points,s=(i.length-1)*t,r=Math.floor(s),n=s-r,a=i[0===r?r:r-1],o=i[r],h=i[r>i.length-2?i.length-1:r+1],l=i[r>i.length-3?i.length-1:r+2];return e.set(nd(n,a.x,o.x,h.x,l.x),nd(n,a.y,o.y,h.y,l.y)),e}copy(t){super.copy(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){let i=t.points[e];this.points.push(i.clone())}return this}toJSON(){let t=super.toJSON();t.points=[];for(let e=0,i=this.points.length;e<i;e++){let i=this.points[e];t.points.push(i.toArray())}return t}fromJSON(t){super.fromJSON(t),this.points=[];for(let e=0,i=t.points.length;e<i;e++){let i=t.points[e];this.points.push(new eq().fromArray(i))}return this}constructor(t=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=t}}class nw extends sU{copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new nw(t.width,t.height,t.widthSegments,t.heightSegments)}constructor(t=1,e=1,i=1,s=1){super(),this.type="PlaneGeometry",this.parameters={width:t,height:e,widthSegments:i,heightSegments:s};let r=t/2,n=e/2,a=Math.floor(i),o=Math.floor(s),h=a+1,l=o+1,u=t/a,c=e/o,d=[],p=[],m=[],y=[];for(let t=0;t<l;t++){let e=t*c-n;for(let i=0;i<h;i++){let s=i*u-r;p.push(s,-e,0),m.push(0,0,1),y.push(i/a),y.push(1-t/o)}}for(let t=0;t<o;t++)for(let e=0;e<a;e++){let i=e+h*t,s=e+h*(t+1),r=e+1+h*(t+1),n=e+1+h*t;d.push(i,s,n),d.push(s,r,n)}this.setIndex(d),this.setAttribute("position",new sI(p,3)),this.setAttribute("normal",new sI(m,3)),this.setAttribute("uv",new sI(y,2))}}class nS extends sU{copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new nS(t.radius,t.tube,t.radialSegments,t.tubularSegments,t.arc)}constructor(t=1,e=.4,i=12,s=48,r=2*Math.PI){super(),this.type="TorusGeometry",this.parameters={radius:t,tube:e,radialSegments:i,tubularSegments:s,arc:r},i=Math.floor(i),s=Math.floor(s);let n=[],a=[],o=[],h=[],l=new eX,u=new eX,c=new eX;for(let n=0;n<=i;n++)for(let d=0;d<=s;d++){let p=d/s*r,m=n/i*Math.PI*2;u.x=(t+e*Math.cos(m))*Math.cos(p),u.y=(t+e*Math.cos(m))*Math.sin(p),u.z=e*Math.sin(m),a.push(u.x,u.y,u.z),l.x=t*Math.cos(p),l.y=t*Math.sin(p),c.subVectors(u,l).normalize(),o.push(c.x,c.y,c.z),h.push(d/s),h.push(n/i)}for(let t=1;t<=i;t++)for(let e=1;e<=s;e++){let i=(s+1)*t+e-1,r=(s+1)*(t-1)+e-1,a=(s+1)*(t-1)+e,o=(s+1)*t+e;n.push(i,r,o),n.push(r,a,o)}this.setIndex(n),this.setAttribute("position",new sI(a,3)),this.setAttribute("normal",new sI(o,3)),this.setAttribute("uv",new sI(h,2))}}class n_ extends sz{copy(t){return super.copy(t),this.defines={STANDARD:""},this.color.copy(t.color),this.roughness=t.roughness,this.metalness=t.metalness,this.map=t.map,this.lightMap=t.lightMap,this.lightMapIntensity=t.lightMapIntensity,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.bumpMap=t.bumpMap,this.bumpScale=t.bumpScale,this.normalMap=t.normalMap,this.normalMapType=t.normalMapType,this.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.roughnessMap=t.roughnessMap,this.metalnessMap=t.metalnessMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.envMapRotation.copy(t.envMapRotation),this.envMapIntensity=t.envMapIntensity,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.flatShading=t.flatShading,this.fog=t.fog,this}constructor(t){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new sw(0xffffff),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new sw(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ef,this.normalScale=new eq(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 iG,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(t)}}class nz extends n_{get anisotropy(){return this._anisotropy}set anisotropy(t){this._anisotropy>0!=t>0&&this.version++,this._anisotropy=t}get clearcoat(){return this._clearcoat}set clearcoat(t){this._clearcoat>0!=t>0&&this.version++,this._clearcoat=t}get iridescence(){return this._iridescence}set iridescence(t){this._iridescence>0!=t>0&&this.version++,this._iridescence=t}get dispersion(){return this._dispersion}set dispersion(t){this._dispersion>0!=t>0&&this.version++,this._dispersion=t}get sheen(){return this._sheen}set sheen(t){this._sheen>0!=t>0&&this.version++,this._sheen=t}get transmission(){return this._transmission}set transmission(t){this._transmission>0!=t>0&&this.version++,this._transmission=t}copy(t){return super.copy(t),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=t.anisotropy,this.anisotropyRotation=t.anisotropyRotation,this.anisotropyMap=t.anisotropyMap,this.clearcoat=t.clearcoat,this.clearcoatMap=t.clearcoatMap,this.clearcoatRoughness=t.clearcoatRoughness,this.clearcoatRoughnessMap=t.clearcoatRoughnessMap,this.clearcoatNormalMap=t.clearcoatNormalMap,this.clearcoatNormalScale.copy(t.clearcoatNormalScale),this.dispersion=t.dispersion,this.ior=t.ior,this.iridescence=t.iridescence,this.iridescenceMap=t.iridescenceMap,this.iridescenceIOR=t.iridescenceIOR,this.iridescenceThicknessRange=[...t.iridescenceThicknessRange],this.iridescenceThicknessMap=t.iridescenceThicknessMap,this.sheen=t.sheen,this.sheenColor.copy(t.sheenColor),this.sheenColorMap=t.sheenColorMap,this.sheenRoughness=t.sheenRoughness,this.sheenRoughnessMap=t.sheenRoughnessMap,this.transmission=t.transmission,this.transmissionMap=t.transmissionMap,this.thickness=t.thickness,this.thicknessMap=t.thicknessMap,this.attenuationDistance=t.attenuationDistance,this.attenuationColor.copy(t.attenuationColor),this.specularIntensity=t.specularIntensity,this.specularIntensityMap=t.specularIntensityMap,this.specularColor.copy(t.specularColor),this.specularColorMap=t.specularColorMap,this}constructor(t){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 eq(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return eL(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(t){this.ior=(1+.4*t)/(1-.4*t)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new sw(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 sw(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new sw(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(t)}}class nA extends sz{copy(t){return super.copy(t),this.depthPacking=t.depthPacking,this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this}constructor(t){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)}}class nT extends sz{copy(t){return super.copy(t),this.map=t.map,this.alphaMap=t.alphaMap,this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this}constructor(t){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(t)}}function nC(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}function nk(t,e,i){let s=t.length,r=new t.constructor(s);for(let n=0,a=0;a!==s;++n){let s=i[n]*e;for(let i=0;i!==e;++i)r[a++]=t[s+i]}return r}function nB(t,e,i,s){let r=1,n=t[0];for(;void 0!==n&&void 0===n[s];)n=t[r++];if(void 0===n)return;let a=n[s];if(void 0!==a)if(Array.isArray(a))do void 0!==(a=n[s])&&(e.push(n.time),i.push(...a)),n=t[r++];while(void 0!==n);else if(void 0!==a.toArray)do void 0!==(a=n[s])&&(e.push(n.time),a.toArray(i,i.length)),n=t[r++];while(void 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e=this.resultBuffer,i=this.sampleValues,s=this.valueSize,r=t*s;for(let t=0;t!==s;++t)e[t]=i[r+t];return e}interpolate_(){throw Error("call to abstract method")}intervalChanged_(){}constructor(t,e,i,s){this.parameterPositions=t,this._cachedIndex=0,this.resultBuffer=void 0!==s?s:new e.constructor(i),this.sampleValues=e,this.valueSize=i,this.settings=null,this.DefaultSettings_={}}}class nR extends nE{intervalChanged_(t,e,i){let s=this.parameterPositions,r=t-2,n=t+1,a=s[r],o=s[n];if(void 0===a)switch(this.getSettings_().endingStart){case 2401:r=t,a=2*e-i;break;case 2402:r=s.length-2,a=e+s[r]-s[r+1];break;default:r=t,a=i}if(void 0===o)switch(this.getSettings_().endingEnd){case 2401:n=t,o=2*i-e;break;case 2402:n=1,o=i+s[1]-s[0];break;default:n=t-1,o=e}let h=(i-e)*.5,l=this.valueSize;this._weightPrev=h/(e-a),this._weightNext=h/(o-i),this._offsetPrev=r*l,this._offsetNext=n*l}interpolate_(t,e,i,s){let r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=t*a,h=o-a,l=this._offsetPrev,u=this._offsetNext,c=this._weightPrev,d=this._weightNext,p=(i-e)/(s-e),m=p*p,y=m*p,f=-c*y+2*c*m-c*p,g=(1+c)*y+(-1.5-2*c)*m+(-.5+c)*p+1,x=(-1-d)*y+(1.5+d)*m+.5*p,b=d*y-d*m;for(let t=0;t!==a;++t)r[t]=f*n[l+t]+g*n[h+t]+x*n[o+t]+b*n[u+t];return r}constructor(t,e,i,s){super(t,e,i,s),this._weightPrev=-0,this._offsetPrev=-0,this._weightNext=-0,this._offsetNext=-0,this.DefaultSettings_={endingStart:2400,endingEnd:2400}}}class nI extends nE{interpolate_(t,e,i,s){let r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,o=t*a,h=o-a,l=(i-e)/(s-e),u=1-l;for(let t=0;t!==a;++t)r[t]=n[h+t]*u+n[o+t]*l;return r}constructor(t,e,i,s){super(t,e,i,s)}}class nN extends nE{interpolate_(t){return this.copySampleValue_(t-1)}constructor(t,e,i,s){super(t,e,i,s)}}class nO{static toJSON(t){let e,i=t.constructor;if(i.toJSON!==this.toJSON)e=i.toJSON(t);else{e={name:t.name,times:nC(t.times,Array),values:nC(t.values,Array)};let 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i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==a&&a>i){console.error("THREE.KeyframeTrack: Out of order keys.",this,t,i,a),e=!1;break}a=i}if(void 0!==r&&ArrayBuffer.isView(t=r)&&!(t instanceof DataView))for(let t=0,i=r.length;t!==i;++t){let i=r[t];if(isNaN(i)){console.error("THREE.KeyframeTrack: Value is not a valid number.",this,t,i),e=!1;break}}return e}optimize(){let t=this.times.slice(),e=this.values.slice(),i=this.getValueSize(),s=2302===this.getInterpolation(),r=t.length-1,n=1;for(let a=1;a<r;++a){let r=!1,o=t[a];if(o!==t[a+1]&&(1!==a||o!==t[0]))if(s)r=!0;else{let t=a*i,s=t-i,n=t+i;for(let a=0;a!==i;++a){let i=e[t+a];if(i!==e[s+a]||i!==e[n+a]){r=!0;break}}}if(r){if(a!==n){t[n]=t[a];let s=a*i,r=n*i;for(let t=0;t!==i;++t)e[r+t]=e[s+t]}++n}}if(r>0){t[n]=t[r];for(let t=r*i,s=n*i,a=0;a!==i;++a)e[s+a]=e[t+a];++n}return 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nH={enabled:!1,files:{},add:function(t,e){!1!==this.enabled&&(this.files[t]=e)},get:function(t){if(!1!==this.enabled)return this.files[t]},remove:function(t){delete this.files[t]},clear:function(){this.files={}}};class nq{constructor(t,e,i){let s,r=this,n=!1,a=0,o=0,h=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=i,this.abortController=new AbortController,this.itemStart=function(t){o++,!1===n&&void 0!==r.onStart&&r.onStart(t,a,o),n=!0},this.itemEnd=function(t){a++,void 0!==r.onProgress&&r.onProgress(t,a,o),a===o&&(n=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(t){void 0!==r.onError&&r.onError(t)},this.resolveURL=function(t){return s?s(t):t},this.setURLModifier=function(t){return s=t,this},this.addHandler=function(t,e){return h.push(t,e),this},this.removeHandler=function(t){let e=h.indexOf(t);return -1!==e&&h.splice(e,2),this},this.getHandler=function(t){for(let e=0,i=h.length;e<i;e+=2){let i=h[e],s=h[e+1];if(i.global&&(i.lastIndex=0),i.test(t))return 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s=i[t];s.onError&&s.onError(e)}this.manager.itemError(t)}).finally(()=>{this.manager.itemEnd(t)}),this.manager.itemStart(t)}setResponseType(t){return this.responseType=t,this}setMimeType(t){return this.mimeType=t,this}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}constructor(t){super(t),this.mimeType="",this.responseType="",this._abortController=new AbortController}}let nQ=new WeakMap;class nK extends nX{load(t,e,i,s){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);let r=this,n=nH.get("image:".concat(t));if(void 0!==n){if(!0===n.complete)r.manager.itemStart(t),setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0);else{let t=nQ.get(n);void 0===t&&(t=[],nQ.set(n,t)),t.push({onLoad:e,onError:s})}return n}let a=e$("img");function o(){l(),e&&e(this);let i=nQ.get(this)||[];for(let t=0;t<i.length;t++){let e=i[t];e.onLoad&&e.onLoad(this)}nQ.delete(this),r.manager.itemEnd(t)}function h(e){l(),s&&s(e),nH.remove("image:".concat(t));let i=nQ.get(this)||[];for(let t=0;t<i.length;t++){let s=i[t];s.onError&&s.onError(e)}nQ.delete(this),r.manager.itemError(t),r.manager.itemEnd(t)}function l(){a.removeEventListener("load",o,!1),a.removeEventListener("error",h,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",h,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),nH.add("image:".concat(t),a),r.manager.itemStart(t),a.src=t,a}constructor(t){super(t)}}class n$ extends nX{load(t,e,i,s){let r=new ia,n=new nK(this.manager);return n.setCrossOrigin(this.crossOrigin),n.setPath(this.path),n.load(t,function(t){r.image=t,r.needsUpdate=!0,void 0!==e&&e(r)},i,s),r}constructor(t){super(t)}}class n0 extends ss{dispose(){}copy(t,e){return super.copy(t,e),this.color.copy(t.color),this.intensity=t.intensity,this}toJSON(t){let e=super.toJSON(t);return e.object.color=this.color.getHex(),e.object.intensity=this.intensity,void 0!==this.groundColor&&(e.object.groundColor=this.groundColor.getHex()),void 0!==this.distance&&(e.object.distance=this.distance),void 0!==this.angle&&(e.object.angle=this.angle),void 0!==this.decay&&(e.object.decay=this.decay),void 0!==this.penumbra&&(e.object.penumbra=this.penumbra),void 0!==this.shadow&&(e.object.shadow=this.shadow.toJSON()),void 0!==this.target&&(e.object.target=this.target.uuid),e}constructor(t,e=1){super(),this.isLight=!0,this.type="Light",this.color=new sw(t),this.intensity=e}}let n1=new iD,n2=new eX,n3=new eX;class n5{getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(t){let e=this.camera,i=this.matrix;n2.setFromMatrixPosition(t.matrixWorld),e.position.copy(n2),n3.setFromMatrixPosition(t.target.matrixWorld),e.lookAt(n3),e.updateMatrixWorld(),n1.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),this._frustum.setFromProjectionMatrix(n1,e.coordinateSystem,e.reversedDepth),e.reversedDepth?i.set(.5,0,0,.5,0,.5,0,.5,0,0,1,0,0,0,0,1):i.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),i.multiply(n1)}getViewport(t){return this._viewports[t]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(t){return this.camera=t.camera.clone(),this.intensity=t.intensity,this.bias=t.bias,this.radius=t.radius,this.autoUpdate=t.autoUpdate,this.needsUpdate=t.needsUpdate,this.normalBias=t.normalBias,this.blurSamples=t.blurSamples,this.mapSize.copy(t.mapSize),this}clone(){return new this.constructor().copy(this)}toJSON(){let t={};return 1!==this.intensity&&(t.intensity=this.intensity),0!==this.bias&&(t.bias=this.bias),0!==this.normalBias&&(t.normalBias=this.normalBias),1!==this.radius&&(t.radius=this.radius),(512!==this.mapSize.x||512!==this.mapSize.y)&&(t.mapSize=this.mapSize.toArray()),t.camera=this.camera.toJSON(!1).object,delete t.camera.matrix,t}constructor(t){this.camera=t,this.intensity=1,this.bias=0,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new eq(512,512),this.mapType=tv,this.map=null,this.mapPass=null,this.matrix=new iD,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new rj,this._frameExtents=new eq(1,1),this._viewportCount=1,this._viewports=[new io(0,0,1,1)]}}class n4 extends n5{updateMatrices(t){let e=this.camera,i=2*eP*t.angle*this.focus,s=this.mapSize.width/this.mapSize.height*this.aspect,r=t.distance||e.far;(i!==e.fov||s!==e.aspect||r!==e.far)&&(e.fov=i,e.aspect=s,e.far=r,e.updateProjectionMatrix()),super.updateMatrices(t)}copy(t){return super.copy(t),this.focus=t.focus,this}constructor(){super(new re(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}}class n6 extends n0{get power(){return this.intensity*Math.PI}set power(t){this.intensity=t/Math.PI}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.angle=t.angle,this.penumbra=t.penumbra,this.decay=t.decay,this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}constructor(t,e,i=0,s=Math.PI/3,r=0,n=2){super(t,e),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(ss.DEFAULT_UP),this.updateMatrix(),this.target=new ss,this.distance=i,this.angle=s,this.penumbra=r,this.decay=n,this.map=null,this.shadow=new n4}}let n8=new iD,n9=new eX,n7=new eX;class at extends n5{updateMatrices(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,i=this.camera,s=this.matrix,r=t.distance||i.far;r!==i.far&&(i.far=r,i.updateProjectionMatrix()),n9.setFromMatrixPosition(t.matrixWorld),i.position.copy(n9),n7.copy(i.position),n7.add(this._cubeDirections[e]),i.up.copy(this._cubeUps[e]),i.lookAt(n7),i.updateMatrixWorld(),s.makeTranslation(-n9.x,-n9.y,-n9.z),n8.multiplyMatrices(i.projectionMatrix,i.matrixWorldInverse),this._frustum.setFromProjectionMatrix(n8,i.coordinateSystem,i.reversedDepth)}constructor(){super(new re(90,1,.5,500)),this.isPointLightShadow=!0,this._frameExtents=new eq(4,2),this._viewportCount=6,this._viewports=[new io(2,1,1,1),new io(0,1,1,1),new io(3,1,1,1),new io(1,1,1,1),new io(3,0,1,1),new io(1,0,1,1)],this._cubeDirections=[new eX(1,0,0),new eX(-1,0,0),new eX(0,0,1),new eX(0,0,-1),new eX(0,1,0),new eX(0,-1,0)],this._cubeUps=[new eX(0,1,0),new eX(0,1,0),new eX(0,1,0),new eX(0,1,0),new eX(0,0,1),new eX(0,0,-1)]}}class ae extends n0{get power(){return 4*this.intensity*Math.PI}set power(t){this.intensity=t/(4*Math.PI)}dispose(){this.shadow.dispose()}copy(t,e){return super.copy(t,e),this.distance=t.distance,this.decay=t.decay,this.shadow=t.shadow.clone(),this}constructor(t,e,i=0,s=2){super(t,e),this.isPointLight=!0,this.type="PointLight",this.distance=i,this.decay=s,this.shadow=new at}}class ai extends s8{copy(t,e){return super.copy(t,e),this.left=t.left,this.right=t.right,this.top=t.top,this.bottom=t.bottom,this.near=t.near,this.far=t.far,this.zoom=t.zoom,this.view=null===t.view?null:Object.assign({},t.view),this}setViewOffset(t,e,i,s,r,n){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=t,this.view.fullHeight=e,this.view.offsetX=i,this.view.offsetY=s,this.view.width=r,this.view.height=n,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){let t=(this.right-this.left)/(2*this.zoom),e=(this.top-this.bottom)/(2*this.zoom),i=(this.right+this.left)/2,s=(this.top+this.bottom)/2,r=i-t,n=i+t,a=s+e,o=s-e;if(null!==this.view&&this.view.enabled){let t=(this.right-this.left)/this.view.fullWidth/this.zoom,e=(this.top-this.bottom)/this.view.fullHeight/this.zoom;r+=t*this.view.offsetX,n=r+t*this.view.width,a-=e*this.view.offsetY,o=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,n,a,o,this.near,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(t){let e=super.toJSON(t);return e.object.zoom=this.zoom,e.object.left=this.left,e.object.right=this.right,e.object.top=this.top,e.object.bottom=this.bottom,e.object.near=this.near,e.object.far=this.far,null!==this.view&&(e.object.view=Object.assign({},this.view)),e}constructor(t=-1,e=1,i=1,s=-1,r=.1,n=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=t,this.right=e,this.top=i,this.bottom=s,this.near=r,this.far=n,this.updateProjectionMatrix()}}class as extends n5{constructor(){super(new ai(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class ar extends n0{dispose(){this.shadow.dispose()}copy(t){return super.copy(t),this.target=t.target.clone(),this.shadow=t.shadow.clone(),this}constructor(t,e){super(t,e),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(ss.DEFAULT_UP),this.updateMatrix(),this.target=new ss,this.shadow=new as}}class an extends n0{constructor(t,e){super(t,e),this.isAmbientLight=!0,this.type="AmbientLight"}}class aa{static extractUrlBase(t){let e=t.lastIndexOf("/");return -1===e?"./":t.slice(0,e+1)}static resolveURL(t,e){return"string"!=typeof t||""===t?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^\/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t))?t:e+t}}let ao=new WeakMap;class ah extends nX{setOptions(t){return this.options=t,this}load(t,e,i,s){void 0===t&&(t=""),void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);let r=this,n=nH.get("image-bitmap:".concat(t));if(void 0!==n)return(r.manager.itemStart(t),n.then)?void n.then(i=>{if(!0!==ao.has(n))return e&&e(i),r.manager.itemEnd(t),i;s&&s(ao.get(n)),r.manager.itemError(t),r.manager.itemEnd(t)}):(setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0),n);let a={};a.credentials="anonymous"===this.crossOrigin?"same-origin":"include",a.headers=this.requestHeader,a.signal="function"==typeof AbortSignal.any?AbortSignal.any([this._abortController.signal,this.manager.abortController.signal]):this._abortController.signal;let o=fetch(t,a).then(function(t){return t.blob()}).then(function(t){return createImageBitmap(t,Object.assign(r.options,{colorSpaceConversion:"none"}))}).then(function(i){return nH.add("image-bitmap:".concat(t),i),e&&e(i),r.manager.itemEnd(t),i}).catch(function(e){s&&s(e),ao.set(o,e),nH.remove("image-bitmap:".concat(t)),r.manager.itemError(t),r.manager.itemEnd(t)});nH.add("image-bitmap:".concat(t),o),r.manager.itemStart(t)}abort(){return this._abortController.abort(),this._abortController=new AbortController,this}constructor(t){super(t),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"},this._abortController=new AbortController}}class al extends re{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}let au="\\[\\]\\.:\\/",ac=RegExp("["+au+"]","g"),ad="[^"+au+"]",ap="[^"+au.replace("\\.","")+"]",am=/((?:WC+[\/:])*)/.source.replace("WC",ad),ay=/(WCOD+)?/.source.replace("WCOD",ap),af=RegExp("^"+am+ay+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",ad)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",ad)+"$"),ag=["material","materials","bones","map"];class ax{getValue(t,e){this.bind();let i=this._targetGroup.nCachedObjects_,s=this._bindings[i];void 0!==s&&s.getValue(t,e)}setValue(t,e){let i=this._bindings;for(let s=this._targetGroup.nCachedObjects_,r=i.length;s!==r;++s)i[s].setValue(t,e)}bind(){let t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,i=t.length;e!==i;++e)t[e].bind()}unbind(){let t=this._bindings;for(let e=this._targetGroup.nCachedObjects_,i=t.length;e!==i;++e)t[e].unbind()}constructor(t,e,i){let s=i||ab.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,s)}}class ab{static create(t,e,i){return t&&t.isAnimationObjectGroup?new ab.Composite(t,e,i):new ab(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(ac,"")}static parseTrackName(t){let e=af.exec(t);if(null===e)throw Error("PropertyBinding: Cannot parse trackName: "+t);let i={nodeName:e[2],objectName:e[3],objectIndex:e[4],propertyName:e[5],propertyIndex:e[6]},s=i.nodeName&&i.nodeName.lastIndexOf(".");if(void 0!==s&&-1!==s){let t=i.nodeName.substring(s+1);-1!==ag.indexOf(t)&&(i.nodeName=i.nodeName.substring(0,s),i.objectName=t)}if(null===i.propertyName||0===i.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+t);return i}static findNode(t,e){if(void 0===e||""===e||"."===e||-1===e||e===t.name||e===t.uuid)return t;if(t.skeleton){let i=t.skeleton.getBoneByName(e);if(void 0!==i)return i}if(t.children){let i=function(t){for(let s=0;s<t.length;s++){let r=t[s];if(r.name===e||r.uuid===e)return r;let n=i(r.children);if(n)return n}return null},s=i(t.children);if(s)return s}return null}_getValue_unavailable(){}_setValue_unavailable(){}_getValue_direct(t,e){t[e]=this.targetObject[this.propertyName]}_getValue_array(t,e){let i=this.resolvedProperty;for(let s=0,r=i.length;s!==r;++s)t[e++]=i[s]}_getValue_arrayElement(t,e){t[e]=this.resolvedProperty[this.propertyIndex]}_getValue_toArray(t,e){this.resolvedProperty.toArray(t,e)}_setValue_direct(t,e){this.targetObject[this.propertyName]=t[e]}_setValue_direct_setNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.needsUpdate=!0}_setValue_direct_setMatrixWorldNeedsUpdate(t,e){this.targetObject[this.propertyName]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_array(t,e){let i=this.resolvedProperty;for(let s=0,r=i.length;s!==r;++s)i[s]=t[e++]}_setValue_array_setNeedsUpdate(t,e){let i=this.resolvedProperty;for(let s=0,r=i.length;s!==r;++s)i[s]=t[e++];this.targetObject.needsUpdate=!0}_setValue_array_setMatrixWorldNeedsUpdate(t,e){let i=this.resolvedProperty;for(let s=0,r=i.length;s!==r;++s)i[s]=t[e++];this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_arrayElement(t,e){this.resolvedProperty[this.propertyIndex]=t[e]}_setValue_arrayElement_setNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.needsUpdate=!0}_setValue_arrayElement_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty[this.propertyIndex]=t[e],this.targetObject.matrixWorldNeedsUpdate=!0}_setValue_fromArray(t,e){this.resolvedProperty.fromArray(t,e)}_setValue_fromArray_setNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.needsUpdate=!0}_setValue_fromArray_setMatrixWorldNeedsUpdate(t,e){this.resolvedProperty.fromArray(t,e),this.targetObject.matrixWorldNeedsUpdate=!0}_getValue_unbound(t,e){this.bind(),this.getValue(t,e)}_setValue_unbound(t,e){this.bind(),this.setValue(t,e)}bind(){let t=this.node,e=this.parsedPath,i=e.objectName,s=e.propertyName,r=e.propertyIndex;if(t||(t=ab.findNode(this.rootNode,e.nodeName),this.node=t),this.getValue=this._getValue_unavailable,this.setValue=this._setValue_unavailable,!t)return void console.warn("THREE.PropertyBinding: No target node found for track: "+this.path+".");if(i){let s=e.objectIndex;switch(i){case"materials":if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.materials)return void console.error("THREE.PropertyBinding: Can not bind to material.materials as node.material does not have a materials array.",this);t=t.material.materials;break;case"bones":if(!t.skeleton)return void console.error("THREE.PropertyBinding: Can not bind to bones as node does not have a skeleton.",this);t=t.skeleton.bones;for(let e=0;e<t.length;e++)if(t[e].name===s){s=e;break}break;case"map":if("map"in t){t=t.map;break}if(!t.material)return void console.error("THREE.PropertyBinding: Can not bind to material as node does not have a material.",this);if(!t.material.map)return void console.error("THREE.PropertyBinding: Can not bind to material.map as node.material does not have a map.",this);t=t.material.map;break;default:if(void 0===t[i])return void console.error("THREE.PropertyBinding: Can not bind to objectName of node undefined.",this);t=t[i]}if(void 0!==s){if(void 0===t[s])return void console.error("THREE.PropertyBinding: Trying to bind to objectIndex of objectName, but is undefined.",this,t);t=t[s]}}let n=t[s];if(void 0===n)return void console.error("THREE.PropertyBinding: Trying to update property for track: "+e.nodeName+"."+s+" but it wasn't found.",t);let a=this.Versioning.None;this.targetObject=t,!0===t.isMaterial?a=this.Versioning.NeedsUpdate:!0===t.isObject3D&&(a=this.Versioning.MatrixWorldNeedsUpdate);let o=this.BindingType.Direct;if(void 0!==r){if("morphTargetInfluences"===s){if(!t.geometry)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.",this);if(!t.geometry.morphAttributes)return void console.error("THREE.PropertyBinding: Can not bind to morphTargetInfluences because node does not have a geometry.morphAttributes.",this);void 0!==t.morphTargetDictionary[r]&&(r=t.morphTargetDictionary[r])}o=this.BindingType.ArrayElement,this.resolvedProperty=n,this.propertyIndex=r}else void 0!==n.fromArray&&void 0!==n.toArray?(o=this.BindingType.HasFromToArray,this.resolvedProperty=n):Array.isArray(n)?(o=this.BindingType.EntireArray,this.resolvedProperty=n):this.propertyName=s;this.getValue=this.GetterByBindingType[o],this.setValue=this.SetterByBindingTypeAndVersioning[o][a]}unbind(){this.node=null,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}constructor(t,e,i){this.path=e,this.parsedPath=i||ab.parseTrackName(e),this.node=ab.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}function av(t,e,i,s){let r=function(t){switch(t){case tv:case tM:return{byteLength:1,components:1};case tS:case tw:case tT:return{byteLength:2,components:1};case tC:case tk:return{byteLength:2,components:4};case tz:case t_:case tA:return{byteLength:4,components:1};case tE:return{byteLength:4,components:3}}throw Error("Unknown texture type ".concat(t,"."))}(s);switch(i){case tR:return t*e;case tP:case tF:return t*e/r.components*r.byteLength;case tL:case tD:return t*e*2/r.components*r.byteLength;case tI:return t*e*3/r.components*r.byteLength;case tN:case tU:return t*e*4/r.components*r.byteLength;case tW:case tj:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case tH:case tq:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case tX:case tZ:return Math.max(t,16)*Math.max(e,8)/4;case tJ:case tY:return Math.max(t,8)*Math.max(e,8)/2;case tG:case tQ:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case tK:case t$:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case t0:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case t1:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case t2:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case t3:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case t5:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case t4:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case t6:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case t8:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case t9:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case t7:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case et:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case ee:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case ei:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case es:case er:case en:return Math.ceil(t/4)*Math.ceil(e/4)*16;case ea:case eo:return Math.ceil(t/4)*Math.ceil(e/4)*8;case eh:case el:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw Error("Unable to determine texture byte length for ".concat(i," format."))}ab.Composite=ax,ab.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},ab.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},ab.prototype.GetterByBindingType=[ab.prototype._getValue_direct,ab.prototype._getValue_array,ab.prototype._getValue_arrayElement,ab.prototype._getValue_toArray],ab.prototype.SetterByBindingTypeAndVersioning=[[ab.prototype._setValue_direct,ab.prototype._setValue_direct_setNeedsUpdate,ab.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[ab.prototype._setValue_array,ab.prototype._setValue_array_setNeedsUpdate,ab.prototype._setValue_array_setMatrixWorldNeedsUpdate],[ab.prototype._setValue_arrayElement,ab.prototype._setValue_arrayElement_setNeedsUpdate,ab.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[ab.prototype._setValue_fromArray,ab.prototype._setValue_fromArray_setNeedsUpdate,ab.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]],new Float32Array(1),"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:r}})),"undefined"!=typeof window&&(window.__THREE__?console.warn("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=r)}}]);