mirror of
https://github.com/exogen/t2-mapper.git
synced 2026-01-19 20:25:01 +00:00
1 line
180 KiB
JavaScript
1 line
180 KiB
JavaScript
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t=1/Math.sqrt(h*h+o*o+l*l+u*u);h*=t,o*=t,l*=t,u*=t}}t[e]=h,t[e+1]=o,t[e+2]=l,t[e+3]=u}static multiplyQuaternionsFlat(t,e,i,s,r,n){let a=i[s],h=i[s+1],o=i[s+2],l=i[s+3],u=r[n],c=r[n+1],d=r[n+2],p=r[n+3];return t[e]=a*p+l*u+h*d-o*c,t[e+1]=h*p+l*c+o*u-a*d,t[e+2]=o*p+l*d+a*c-h*u,t[e+3]=l*p-a*u-h*c-o*d,t}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 w(){return this._w}set w(t){this._w=t,this._onChangeCallback()}set(t,e,i,s){return this._x=t,this._y=e,this._z=i,this._w=s,this._onChangeCallback(),this}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=t.w,this._onChangeCallback(),this}setFromEuler(t){let e=!(arguments.length>1)||void 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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],h=e[9],o=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-h)*t,this._y=(r-o)*t,this._z=(n-s)*t}else if(i>a&&i>u){let t=2*Math.sqrt(1+i-a-u);this._w=(l-h)/t,this._x=.25*t,this._y=(s+n)/t,this._z=(r+o)/t}else if(a>u){let t=2*Math.sqrt(1+a-i-u);this._w=(r-o)/t,this._x=(s+n)/t,this._y=.25*t,this._z=(h+l)/t}else{let t=2*Math.sqrt(1+u-i-a);this._w=(n-s)/t,this._x=(r+o)/t,this._y=(h+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(eI(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,h=e._y,o=e._z,l=e._w;return this._x=i*l+n*a+s*o-r*h,this._y=s*l+n*h+r*a-i*o,this._z=r*l+n*o+i*h-s*a,this._w=n*l-i*a-s*h-r*o,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 h=1-a*a;if(h<=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 o=Math.sqrt(h),l=Math.atan2(o,a),u=Math.sin((1-e)*l)/o,c=Math.sin(e*l)/o;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 eq{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(eJ.setFromEuler(t))}applyAxisAngle(t,e){return this.applyQuaternion(eJ.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,h=t.w,o=2*(n*s-a*i),l=2*(a*e-r*s),u=2*(r*i-n*e);return this.x=e+h*o+n*u-a*l,this.y=i+h*l+a*o-r*u,this.z=s+h*u+r*l-n*o,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=eI(this.x,t.x,e.x),this.y=eI(this.y,t.y,e.y),this.z=eI(this.z,t.z,e.z),this}clampScalar(t,e){return this.x=eI(this.x,t,e),this.y=eI(this.y,t,e),this.z=eI(this.z,t,e),this}clampLength(t,e){let i=this.length();return this.divideScalar(i||1).multiplyScalar(eI(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,h=e.z;return this.x=s*h-r*a,this.y=r*n-i*h,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 eH.copy(this).projectOnVector(t),this.sub(eH)}reflect(t){return this.sub(eH.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(eI(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){eq.prototype.isVector3=!0,this.x=t,this.y=e,this.z=i}}let eH=new eq,eJ=new eW;class eX{set(t,e,i,s,r,n,a,h,o){let l=this.elements;return l[0]=t,l[1]=s,l[2]=a,l[3]=e,l[4]=r,l[5]=h,l[6]=i,l[7]=n,l[8]=o,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],h=i[6],o=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+h*v,r[3]=n*y+a*x+h*M,r[6]=n*f+a*b+h*w,r[1]=o*m+l*g+u*v,r[4]=o*y+l*x+u*M,r[7]=o*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],h=t[6],o=t[7],l=t[8];return e*n*l-e*a*o-i*r*l+i*a*h+s*r*o-s*n*h}invert(){let t=this.elements,e=t[0],i=t[1],s=t[2],r=t[3],n=t[4],a=t[5],h=t[6],o=t[7],l=t[8],u=l*n-a*o,c=a*h-l*r,d=o*r-n*h,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*o-l*i)*m,t[2]=(a*i-s*n)*m,t[3]=c*m,t[4]=(l*e-s*h)*m,t[5]=(s*r-a*e)*m,t[6]=d*m,t[7]=(i*h-o*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 h=Math.cos(r),o=Math.sin(r);return this.set(i*h,i*o,-i*(h*n+o*a)+n+t,-s*o,s*h,-s*(-o*n+h*a)+a+e,0,0,1),this}scale(t,e){return this.premultiply(eY.makeScale(t,e)),this}rotate(t){return this.premultiply(eY.makeRotation(-t)),this}translate(t,e){return 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eX;function eZ(t){for(let e=t.length-1;e>=0;--e)if(t[e]>=65535)return!0;return!1}function eG(t){return document.createElementNS("http://www.w3.org/1999/xhtml",t)}function eQ(){let t=eG("canvas");return t.style.display="block",t}Int8Array,Uint8Array,Uint8ClampedArray,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array;let eK={};function e$(t){t in eK||(eK[t]=!0,console.warn(t))}function e0(t,e,i){return new Promise(function(s,r){setTimeout(function n(){switch(t.clientWaitSync(e,t.SYNC_FLUSH_COMMANDS_BIT,0)){case t.WAIT_FAILED:r();break;case t.TIMEOUT_EXPIRED:setTimeout(n,i);break;default:s()}},i)})}let e1=new eX().set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),e2=new eX().set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715),e3=function(){let t={enabled:!0,workingColorSpace:eg,spaces:{},convert:function(t,e,i){return!1!==this.enabled&&e!==i&&e&&i&&(this.spaces[e].transfer===eb&&(t.r=e5(t.r),t.g=e5(t.g),t.b=e5(t.b)),this.spaces[e].primaries!==this.spaces[i].primaries&&(t.applyMatrix3(this.spaces[e].toXYZ),t.applyMatrix3(this.spaces[i].fromXYZ)),this.spaces[i].transfer===eb&&(t.r=e4(t.r),t.g=e4(t.g),t.b=e4(t.b))),t},workingToColorSpace:function(t,e){return this.convert(t,this.workingColorSpace,e)},colorSpaceToWorking:function(t,e){return this.convert(t,e,this.workingColorSpace)},getPrimaries:function(t){return this.spaces[t].primaries},getTransfer:function(t){return t===ey?ex:this.spaces[t].transfer},getToneMappingMode:function(t){return this.spaces[t].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:this.workingColorSpace;return t.fromArray(this.spaces[e].luminanceCoefficients)},define:function(t){Object.assign(this.spaces,t)},_getMatrix:function(t,e,i){return t.copy(this.spaces[e].toXYZ).multiply(this.spaces[i].fromXYZ)},_getDrawingBufferColorSpace:function(t){return this.spaces[t].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.workingColorSpace;return this.spaces[t].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(e,i){return e$("THREE.ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),t.workingToColorSpace(e,i)},toWorkingColorSpace:function(e,i){return e$("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 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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 td:t.x=t.x-Math.floor(t.x);break;case tp:t.x=t.x<0?0:1;break;case 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eX,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}}ii.DEFAULT_IMAGE=null,ii.DEFAULT_MAPPING=300,ii.DEFAULT_ANISOTROPY=1;class is{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 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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)+(o-d)*(o-d)+(l-h)*(l-h));return .001>Math.abs(y)&&(y=1),this.x=(p-c)/y,this.y=(o-d)/y,this.z=(l-h)/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=eI(this.x,t.x,e.x),this.y=eI(this.y,t.y,e.y),this.z=eI(this.z,t.z,e.z),this.w=eI(this.w,t.w,e.w),this}clampScalar(t,e){return this.x=eI(this.x,t,e),this.y=eI(this.y,t,e),this.z=eI(this.z,t,e),this.w=eI(this.w,t,e),this}clampLength(t,e){let i=this.length();return this.divideScalar(i||1).multiplyScalar(eI(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){is.prototype.isVector4=!0,this.x=t,this.y=e,this.z=i,this.w=s}}class ir extends eE{_setTextureOptions(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},e={minFilter:tx,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 e9(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:tx,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 is(0,0,t,e),this.scissorTest=!1,this.viewport=new is(0,0,t,e);let s=new ii({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 ia extends ir{constructor(t=1,e=1,i={}){super(t,e,i),this.isWebGLRenderTarget=!0}}class ih extends ii{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=ty,this.minFilter=ty,this.wrapR=tp,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}}class io extends ii{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=ty,this.minFilter=ty,this.wrapR=tp,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class il{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(ic.fromArray(t,e));return this}setFromBufferAttribute(t){this.makeEmpty();for(let e=0,i=t.count;e<i;e++)this.expandByPoint(ic.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=ic.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,ic):ic.fromBufferAttribute(s,e),ic.applyMatrix4(t.matrixWorld),this.expandByPoint(ic);else void 0!==t.boundingBox?(null===t.boundingBox&&t.computeBoundingBox(),id.copy(t.boundingBox)):(null===i.boundingBox&&i.computeBoundingBox(),id.copy(i.boundingBox)),id.applyMatrix4(t.matrixWorld),this.union(id)}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,ic),ic.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(iv),iM.subVectors(this.max,iv),ip.subVectors(t.a,iv),im.subVectors(t.b,iv),iy.subVectors(t.c,iv),ig.subVectors(im,ip),ix.subVectors(iy,im),ib.subVectors(ip,iy);let e=[0,-ig.z,ig.y,0,-ix.z,ix.y,0,-ib.z,ib.y,ig.z,0,-ig.x,ix.z,0,-ix.x,ib.z,0,-ib.x,-ig.y,ig.x,0,-ix.y,ix.x,0,-ib.y,ib.x,0];return!!i_(e,ip,im,iy,iM)&&!!i_(e=[1,0,0,0,1,0,0,0,1],ip,im,iy,iM)&&(iw.crossVectors(ig,ix),i_(e=[iw.x,iw.y,iw.z],ip,im,iy,iM))}clampPoint(t,e){return e.copy(t).clamp(this.min,this.max)}distanceToPoint(t){return this.clampPoint(t,ic).distanceTo(t)}getBoundingSphere(t){return this.isEmpty()?t.makeEmpty():(this.getCenter(t.center),t.radius=.5*this.getSize(ic).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()||(iu[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),iu[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),iu[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),iu[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),iu[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),iu[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),iu[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),iu[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.setFromPoints(iu)),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 eq(Infinity,Infinity,Infinity),e=new eq(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=t,this.max=e}}let iu=[new eq,new eq,new eq,new eq,new eq,new eq,new eq,new eq],ic=new eq,id=new il,ip=new eq,im=new eq,iy=new eq,ig=new eq,ix=new eq,ib=new eq,iv=new eq,iM=new eq,iw=new eq,iS=new eq;function i_(t,e,i,s,r){for(let n=0,a=t.length-3;n<=a;n+=3){iS.fromArray(t,n);let a=r.x*Math.abs(iS.x)+r.y*Math.abs(iS.y)+r.z*Math.abs(iS.z),h=e.dot(iS),o=i.dot(iS),l=s.dot(iS);if(Math.max(-Math.max(h,o,l),Math.min(h,o,l))>a)return!1}return!0}let iz=new il,iA=new eq,iT=new eq;class iC{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):iz.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;iA.subVectors(t,this.center);let e=iA.lengthSq();if(e>this.radius*this.radius){let t=Math.sqrt(e),i=(t-this.radius)*.5;this.center.addScaledVector(iA,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):(iT.subVectors(t.center,this.center).setLength(t.radius),this.expandByPoint(iA.copy(t.center).add(iT)),this.expandByPoint(iA.copy(t.center).sub(iT)))),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 eq,e=-1){this.isSphere=!0,this.center=t,this.radius=e}}let ik=new eq,iE=new eq,iR=new eq,iO=new eq,iN=new eq,iV=new eq,iB=new eq;class iI{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,ik)),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=ik.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(ik.copy(this.origin).addScaledVector(this.direction,e),ik.distanceToSquared(t))}distanceSqToSegment(t,e,i,s){let r,n,a,h;iE.copy(t).add(e).multiplyScalar(.5),iR.copy(e).sub(t).normalize(),iO.copy(this.origin).sub(iE);let o=.5*t.distanceTo(e),l=-this.direction.dot(iR),u=iO.dot(this.direction),c=-iO.dot(iR),d=iO.lengthSq(),p=Math.abs(1-l*l);if(p>0)if(r=l*c-u,n=l*u-c,h=o*p,r>=0)if(n>=-h)if(n<=h){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=o)+u)))*r+n*(n+2*c)+d;else a=-(r=Math.max(0,-(l*(n=-o)+u)))*r+n*(n+2*c)+d;else n<=-h?(n=(r=Math.max(0,-(-l*o+u)))>0?-o:Math.min(Math.max(-o,-c),o),a=-r*r+n*(n+2*c)+d):n<=h?(r=0,a=(n=Math.min(Math.max(-o,-c),o))*(n+2*c)+d):(n=(r=Math.max(0,-(l*o+u)))>0?o:Math.min(Math.max(-o,-c),o),a=-r*r+n*(n+2*c)+d);else n=l>0?-o:o,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(iE).addScaledVector(iR,n),a}intersectSphere(t,e){ik.subVectors(t.center,this.origin);let i=ik.dot(this.direction),s=ik.dot(ik)-i*i,r=t.radius*t.radius;if(s>r)return null;let n=Math.sqrt(r-s),a=i-n,h=i+n;return h<0?null:a<0?this.at(h,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,h,o=1/this.direction.x,l=1/this.direction.y,u=1/this.direction.z,c=this.origin;return(o>=0?(i=(t.min.x-c.x)*o,s=(t.max.x-c.x)*o):(i=(t.max.x-c.x)*o,s=(t.min.x-c.x)*o),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,h=(t.max.z-c.z)*u):(a=(t.max.z-c.z)*u,h=(t.min.z-c.z)*u),i>h||a>s||((a>i||i!=i)&&(i=a),(h<s||s!=s)&&(s=h),s<0)))?null:this.at(i>=0?i:s,e)}intersectsBox(t){return null!==this.intersectBox(t,ik)}intersectTriangle(t,e,i,s,r){let n;iN.subVectors(e,t),iV.subVectors(i,t),iB.crossVectors(iN,iV);let a=this.direction.dot(iB);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 h=n*this.direction.dot(iV.crossVectors(iO,iV));if(h<0)return null;let o=n*this.direction.dot(iN.cross(iO));if(o<0||h+o>a)return null;let l=-n*iO.dot(iB);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 eq,e=new eq(0,0,-1)){this.origin=t,this.direction=e}}class iF{set(t,e,i,s,r,n,a,h,o,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]=h,f[2]=o,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 iF().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/iP.setFromMatrixColumn(t,0).length(),r=1/iP.setFromMatrixColumn(t,1).length(),n=1/iP.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),h=Math.cos(s),o=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]=h*l,e[4]=-h*u,e[8]=o,e[1]=i+s*o,e[5]=t-r*o,e[9]=-a*h,e[2]=r-t*o,e[6]=s+i*o,e[10]=n*h}else if("YXZ"===t.order){let t=h*l,i=h*u,s=o*l,r=o*u;e[0]=t+r*a,e[4]=s*a-i,e[8]=n*o,e[1]=n*u,e[5]=n*l,e[9]=-a,e[2]=i*a-s,e[6]=r+t*a,e[10]=n*h}else if("ZXY"===t.order){let t=h*l,i=h*u,s=o*l,r=o*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*o,e[6]=a,e[10]=n*h}else if("ZYX"===t.order){let t=n*l,i=n*u,s=a*l,r=a*u;e[0]=h*l,e[4]=s*o-i,e[8]=t*o+r,e[1]=h*u,e[5]=r*o+t,e[9]=i*o-s,e[2]=-o,e[6]=a*h,e[10]=n*h}else if("YZX"===t.order){let t=n*h,i=n*o,s=a*h,r=a*o;e[0]=h*l,e[4]=r-t*u,e[8]=s*u+i,e[1]=u,e[5]=n*l,e[9]=-a*l,e[2]=-o*l,e[6]=i*u+s,e[10]=t-r*u}else if("XZY"===t.order){let t=n*h,i=n*o,s=a*h,r=a*o;e[0]=h*l,e[4]=-u,e[8]=o*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(iD,t,ij)}lookAt(t,e,i){let s=this.elements;return iq.subVectors(t,e),0===iq.lengthSq()&&(iq.z=1),iq.normalize(),iU.crossVectors(i,iq),0===iU.lengthSq()&&(1===Math.abs(i.z)?iq.x+=1e-4:iq.z+=1e-4,iq.normalize(),iU.crossVectors(i,iq)),iU.normalize(),iW.crossVectors(iq,iU),s[0]=iU.x,s[4]=iW.x,s[8]=iq.x,s[1]=iU.y,s[5]=iW.y,s[9]=iq.y,s[2]=iU.z,s[6]=iW.z,s[10]=iq.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],h=i[8],o=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],E=s[6],R=s[10],O=s[14],N=s[3],V=s[7],B=s[11],I=s[15];return r[0]=n*M+a*z+h*k+o*N,r[4]=n*w+a*A+h*E+o*V,r[8]=n*S+a*T+h*R+o*B,r[12]=n*_+a*C+h*O+o*I,r[1]=l*M+u*z+c*k+d*N,r[5]=l*w+u*A+c*E+d*V,r[9]=l*S+u*T+c*R+d*B,r[13]=l*_+u*C+c*O+d*I,r[2]=p*M+m*z+y*k+f*N,r[6]=p*w+m*A+y*E+f*V,r[10]=p*S+m*T+y*R+f*B,r[14]=p*_+m*C+y*O+f*I,r[3]=g*M+x*z+b*k+v*N,r[7]=g*w+x*A+b*E+v*V,r[11]=g*S+x*T+b*R+v*B,r[15]=g*_+x*C+b*O+v*I,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],h=t[9],o=t[13],l=t[2],u=t[6],c=t[10],d=t[14],p=t[3],m=t[7];return p*(r*h*u-s*o*u-r*a*c+i*o*c+s*a*d-i*h*d)+m*(e*h*d-e*o*c+r*n*c-s*n*d+s*o*l-r*h*l)+t[11]*(e*o*u-e*a*d-r*n*u+i*n*d+r*a*l-i*o*l)+t[15]*(-s*a*l-e*h*u+e*a*c+s*n*u-i*n*c+i*h*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],h=t[6],o=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*o-m*c*o+m*h*d-a*y*d-u*h*f+a*c*f,x=p*c*o-l*y*o-p*h*d+n*y*d+l*h*f-n*c*f,b=l*m*o-p*u*o+p*a*d-n*m*d-l*a*f+n*u*f,v=p*u*h-l*m*h-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*h*r+m*s*o-i*y*o-a*s*f+i*h*f)*w,t[3]=(u*h*r-a*c*r-u*s*o+i*c*o+a*s*d-i*h*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*h*r-n*y*r-p*s*o+e*y*o+n*s*f-e*h*f)*w,t[7]=(n*c*r-l*h*r+l*s*o-e*c*o-n*s*d+e*h*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*o-e*m*o-n*i*f+e*a*f)*w,t[11]=(l*a*r-n*u*r-l*i*o+e*u*o+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*h+e*m*h+n*i*y-e*a*y)*w,t[15]=(n*u*s-l*a*s+l*i*h-e*u*h-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,h=t.z,o=r*n,l=r*a;return this.set(o*n+i,o*a-s*h,o*h+s*a,0,o*a+s*h,l*a+i,l*h-s*n,0,o*h-s*a,l*h+s*n,r*h*h+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,h=e._w,o=r+r,l=n+n,u=a+a,c=r*o,d=r*l,p=r*u,m=n*l,y=n*u,f=a*u,g=h*o,x=h*l,b=h*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=iP.set(s[0],s[1],s[2]).length(),n=iP.set(s[4],s[5],s[6]).length(),a=iP.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],iL.copy(this);let h=1/r,o=1/n,l=1/a;return iL.elements[0]*=h,iL.elements[1]*=h,iL.elements[2]*=h,iL.elements[4]*=o,iL.elements[5]*=o,iL.elements[6]*=o,iL.elements[8]*=l,iL.elements[9]*=l,iL.elements[10]*=l,e.setFromRotationMatrix(iL),i.x=r,i.y=n,i.z=a,this}makePerspective(t,e,i,s,r,n){let a,h,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:ek,l=arguments.length>7&&void 0!==arguments[7]&&arguments[7],u=this.elements;if(l)a=r/(n-r),h=n*r/(n-r);else if(o===ek)a=-(n+r)/(n-r),h=-2*n*r/(n-r);else if(2001===o)a=-n/(n-r),h=-n*r/(n-r);else throw Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+o);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]=h,u[3]=0,u[7]=0,u[11]=-1,u[15]=0,this}makeOrthographic(t,e,i,s,r,n){let a,h,o=arguments.length>6&&void 0!==arguments[6]?arguments[6]:ek,l=arguments.length>7&&void 0!==arguments[7]&&arguments[7],u=this.elements;if(l)a=1/(n-r),h=n/(n-r);else if(o===ek)a=-2/(n-r),h=-(n+r)/(n-r);else if(2001===o)a=-1/(n-r),h=-r/(n-r);else throw Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+o);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]=h,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,h,o,l,u,c,d,p,m,y){iF.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,h,o,l,u,c,d,p,m,y)}}let iP=new eq,iL=new iF,iD=new eq(0,0,0),ij=new eq(1,1,1),iU=new eq,iW=new eq,iq=new eq,iH=new iF,iJ=new eW;class iX{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],h=s[1],o=s[5],l=s[9],u=s[2],c=s[6],d=s[10];switch(e){case"XYZ":this._y=Math.asin(eI(a,-1,1)),.9999999>Math.abs(a)?(this._x=Math.atan2(-l,d),this._z=Math.atan2(-n,r)):(this._x=Math.atan2(c,o),this._z=0);break;case"YXZ":this._x=Math.asin(-eI(l,-1,1)),.9999999>Math.abs(l)?(this._y=Math.atan2(a,d),this._z=Math.atan2(h,o)):(this._y=Math.atan2(-u,r),this._z=0);break;case"ZXY":this._x=Math.asin(eI(c,-1,1)),.9999999>Math.abs(c)?(this._y=Math.atan2(-u,d),this._z=Math.atan2(-n,o)):(this._y=0,this._z=Math.atan2(h,r));break;case"ZYX":this._y=Math.asin(-eI(u,-1,1)),.9999999>Math.abs(u)?(this._x=Math.atan2(c,d),this._z=Math.atan2(h,r)):(this._x=0,this._z=Math.atan2(-n,o));break;case"YZX":this._z=Math.asin(eI(h,-1,1)),.9999999>Math.abs(h)?(this._x=Math.atan2(-l,o),this._y=Math.atan2(-u,r)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-eI(n,-1,1)),.9999999>Math.abs(n)?(this._x=Math.atan2(c,o),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 iH.makeRotationFromQuaternion(t),this.setFromRotationMatrix(iH,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 iJ.setFromEuler(this),this.setFromQuaternion(iJ,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=iX.DEFAULT_ORDER){this.isEuler=!0,this._x=t,this._y=e,this._z=i,this._order=s}}iX.DEFAULT_ORDER="XYZ";class iY{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 iZ=0,iG=new eq,iQ=new eW,iK=new iF,i$=new eq,i0=new eq,i1=new eq,i2=new eW,i3=new eq(1,0,0),i5=new eq(0,1,0),i4=new eq(0,0,1),i6={type:"added"},i8={type:"removed"},i9={type:"childadded",child:null},i7={type:"childremoved",child:null};class st extends eE{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 iQ.setFromAxisAngle(t,e),this.quaternion.multiply(iQ),this}rotateOnWorldAxis(t,e){return iQ.setFromAxisAngle(t,e),this.quaternion.premultiply(iQ),this}rotateX(t){return this.rotateOnAxis(i3,t)}rotateY(t){return this.rotateOnAxis(i5,t)}rotateZ(t){return this.rotateOnAxis(i4,t)}translateOnAxis(t,e){return iG.copy(t).applyQuaternion(this.quaternion),this.position.add(iG.multiplyScalar(e)),this}translateX(t){return this.translateOnAxis(i3,t)}translateY(t){return this.translateOnAxis(i5,t)}translateZ(t){return this.translateOnAxis(i4,t)}localToWorld(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(this.matrixWorld)}worldToLocal(t){return this.updateWorldMatrix(!0,!1),t.applyMatrix4(iK.copy(this.matrixWorld).invert())}lookAt(t,e,i){t.isVector3?i$.copy(t):i$.set(t,e,i);let s=this.parent;this.updateWorldMatrix(!0,!1),i0.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?iK.lookAt(i0,i$,this.up):iK.lookAt(i$,i0,this.up),this.quaternion.setFromRotationMatrix(iK),s&&(iK.extractRotation(s.matrixWorld),iQ.setFromRotationMatrix(iK),this.quaternion.premultiply(iQ.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(i6),i9.child=t,this.dispatchEvent(i9),i9.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(i8),i7.child=t,this.dispatchEvent(i7),i7.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),iK.copy(this.matrixWorld).invert(),null!==t.parent&&(t.parent.updateWorldMatrix(!0,!1),iK.multiply(t.parent.matrixWorld)),t.applyMatrix4(iK),t.removeFromParent(),t.parent=this,this.children.push(t),t.updateWorldMatrix(!1,!0),t.dispatchEvent(i6),i9.child=t,this.dispatchEvent(i9),i9.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(i0,t,i1),t}getWorldScale(t){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(i0,i2,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),h=n(t.shapes),o=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),h.length>0&&(i.shapes=h),o.length>0&&(i.skeletons=o),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:iZ++}),this.uuid=eB(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=st.DEFAULT_UP.clone();let t=new eq,e=new iX,i=new eW,s=new eq(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 iF},normalMatrix:{value:new eX}}),this.matrix=new iF,this.matrixWorld=new iF,this.matrixAutoUpdate=st.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=st.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new iY,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={}}}st.DEFAULT_UP=new eq(0,1,0),st.DEFAULT_MATRIX_AUTO_UPDATE=!0,st.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;let se=new eq,si=new eq,ss=new eq,sr=new eq,sn=new eq,sa=new eq,sh=new eq,so=new eq,sl=new eq,su=new eq,sc=new is,sd=new is,sp=new is;class sm{static getNormal(t,e,i,s){s.subVectors(i,e),se.subVectors(t,e),s.cross(se);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){se.subVectors(s,e),si.subVectors(i,e),ss.subVectors(t,e);let n=se.dot(se),a=se.dot(si),h=se.dot(ss),o=si.dot(si),l=si.dot(ss),u=n*o-a*a;if(0===u)return r.set(0,0,0),null;let c=1/u,d=(o*h-a*l)*c,p=(n*l-a*h)*c;return r.set(1-d-p,p,d)}static containsPoint(t,e,i,s){return null!==this.getBarycoord(t,e,i,s,sr)&&sr.x>=0&&sr.y>=0&&sr.x+sr.y<=1}static getInterpolation(t,e,i,s,r,n,a,h){return null===this.getBarycoord(t,e,i,s,sr)?(h.x=0,h.y=0,"z"in h&&(h.z=0),"w"in h&&(h.w=0),null):(h.setScalar(0),h.addScaledVector(r,sr.x),h.addScaledVector(n,sr.y),h.addScaledVector(a,sr.z),h)}static getInterpolatedAttribute(t,e,i,s,r,n){return sc.setScalar(0),sd.setScalar(0),sp.setScalar(0),sc.fromBufferAttribute(t,e),sd.fromBufferAttribute(t,i),sp.fromBufferAttribute(t,s),n.setScalar(0),n.addScaledVector(sc,r.x),n.addScaledVector(sd,r.y),n.addScaledVector(sp,r.z),n}static isFrontFacing(t,e,i,s){return se.subVectors(i,e),si.subVectors(t,e),0>se.cross(si).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 se.subVectors(this.c,this.b),si.subVectors(this.a,this.b),.5*se.cross(si).length()}getMidpoint(t){return t.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(t){return sm.getNormal(this.a,this.b,this.c,t)}getPlane(t){return t.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(t,e){return sm.getBarycoord(t,this.a,this.b,this.c,e)}getInterpolation(t,e,i,s,r){return sm.getInterpolation(t,this.a,this.b,this.c,e,i,s,r)}containsPoint(t){return sm.containsPoint(t,this.a,this.b,this.c)}isFrontFacing(t){return sm.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;sn.subVectors(n,r),sa.subVectors(a,r),so.subVectors(t,r);let h=sn.dot(so),o=sa.dot(so);if(h<=0&&o<=0)return e.copy(r);sl.subVectors(t,n);let l=sn.dot(sl),u=sa.dot(sl);if(l>=0&&u<=l)return e.copy(n);let c=h*u-l*o;if(c<=0&&h>=0&&l<=0)return i=h/(h-l),e.copy(r).addScaledVector(sn,i);su.subVectors(t,a);let d=sn.dot(su),p=sa.dot(su);if(p>=0&&d<=p)return e.copy(a);let m=d*o-h*p;if(m<=0&&o>=0&&p<=0)return s=o/(o-p),e.copy(r).addScaledVector(sa,s);let y=l*p-d*u;if(y<=0&&u-l>=0&&d-p>=0)return sh.subVectors(a,n),s=(u-l)/(u-l+(d-p)),e.copy(n).addScaledVector(sh,s);let f=1/(y+m+c);return i=m*f,s=c*f,e.copy(r).addScaledVector(sn,i).addScaledVector(sa,s)}equals(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}constructor(t=new eq,e=new eq,i=new eq){this.a=t,this.b=e,this.c=i}}let sy={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},sf={h:0,s:0,l:0},sg={h:0,s:0,l:0};function sx(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 sb{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]:ef;return t=Math.floor(t),this.r=(t>>16&255)/255,this.g=(t>>8&255)/255,this.b=(255&t)/255,e3.colorSpaceToWorking(this,e),this}setRGB(t,e,i){let s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e3.workingColorSpace;return this.r=t,this.g=e,this.b=i,e3.colorSpaceToWorking(this,s),this}setHSL(t,e,i){let s=arguments.length>3&&void 0!==arguments[3]?arguments[3]:e3.workingColorSpace;if(t=eF(t,1),e=eI(e,0,1),i=eI(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=sx(r,s,t+1/3),this.g=sx(r,s,t),this.b=sx(r,s,t-1/3)}return e3.colorSpaceToWorking(this,s),this}setStyle(t){let e,i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:ef;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]:ef,i=sy[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=e5(t.r),this.g=e5(t.g),this.b=e5(t.b),this}copyLinearToSRGB(t){return this.r=e4(t.r),this.g=e4(t.g),this.b=e4(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]:ef;return e3.workingToColorSpace(sv.copy(this),t),65536*Math.round(eI(255*sv.r,0,255))+256*Math.round(eI(255*sv.g,0,255))+Math.round(eI(255*sv.b,0,255))}getHexString(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:ef;return("000000"+this.getHex(t).toString(16)).slice(-6)}getHSL(t){let e,i,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:e3.workingColorSpace;e3.workingToColorSpace(sv.copy(this),s);let r=sv.r,n=sv.g,a=sv.b,h=Math.max(r,n,a),o=Math.min(r,n,a),l=(o+h)/2;if(o===h)e=0,i=0;else{let t=h-o;switch(i=l<=.5?t/(h+o):t/(2-h-o),h){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]:e3.workingColorSpace;return e3.workingToColorSpace(sv.copy(this),e),t.r=sv.r,t.g=sv.g,t.b=sv.b,t}getStyle(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:ef;e3.workingToColorSpace(sv.copy(this),t);let e=sv.r,i=sv.g,s=sv.b;return t!==ef?"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(sf),this.setHSL(sf.h+t,sf.s+e,sf.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(sf),t.getHSL(sg);let i=eP(sf.h,sg.h,e),s=eP(sf.s,sg.s,e),r=eP(sf.l,sg.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 sv=new sb;sb.NAMES=sy;let sM=0;class sw extends eE{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()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(i.sheenColorMap=this.sheenColorMap.toJSON(t).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(i.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(t).uuid),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!==g&&(i.blending=this.blending),this.side!==p&&(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!==R&&(i.blendSrc=this.blendSrc),this.blendDst!==O&&(i.blendDst=this.blendDst),this.blendEquation!==w&&(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!==H&&(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:sM++}),this.uuid=eB(),this.name="",this.type="Material",this.blending=g,this.side=p,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=R,this.blendDst=O,this.blendEquation=w,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new sb(0,0,0),this.blendAlpha=0,this.depthFunc=H,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 sS extends sw{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 sb(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 iX,this.combine=G,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 s_=new eq,sz=new eU,sA=0;class sT{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++)sz.fromBufferAttribute(this,e),sz.applyMatrix3(t),this.setXY(e,sz.x,sz.y);else if(3===this.itemSize)for(let e=0,i=this.count;e<i;e++)s_.fromBufferAttribute(this,e),s_.applyMatrix3(t),this.setXYZ(e,s_.x,s_.y,s_.z);return this}applyMatrix4(t){for(let e=0,i=this.count;e<i;e++)s_.fromBufferAttribute(this,e),s_.applyMatrix4(t),this.setXYZ(e,s_.x,s_.y,s_.z);return this}applyNormalMatrix(t){for(let e=0,i=this.count;e<i;e++)s_.fromBufferAttribute(this,e),s_.applyNormalMatrix(t),this.setXYZ(e,s_.x,s_.y,s_.z);return this}transformDirection(t){for(let e=0,i=this.count;e<i;e++)s_.fromBufferAttribute(this,e),s_.transformDirection(t),this.setXYZ(e,s_.x,s_.y,s_.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=eL(i,this.array)),i}setComponent(t,e,i){return this.normalized&&(i=eD(i,this.array)),this.array[t*this.itemSize+e]=i,this}getX(t){let e=this.array[t*this.itemSize];return this.normalized&&(e=eL(e,this.array)),e}setX(t,e){return this.normalized&&(e=eD(e,this.array)),this.array[t*this.itemSize]=e,this}getY(t){let e=this.array[t*this.itemSize+1];return this.normalized&&(e=eL(e,this.array)),e}setY(t,e){return this.normalized&&(e=eD(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=eL(e,this.array)),e}setZ(t,e){return this.normalized&&(e=eD(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=eL(e,this.array)),e}setW(t,e){return this.normalized&&(e=eD(e,this.array)),this.array[t*this.itemSize+3]=e,this}setXY(t,e,i){return t*=this.itemSize,this.normalized&&(e=eD(e,this.array),i=eD(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=eD(e,this.array),i=eD(i,this.array),s=eD(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=eD(e,this.array),i=eD(i,this.array),s=eD(s,this.array),r=eD(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:sA++}),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=tT,this.version=0}}class sC extends sT{constructor(t,e,i){super(new Uint16Array(t),e,i)}}class sk extends sT{constructor(t,e,i){super(new Uint32Array(t),e,i)}}class sE extends sT{constructor(t,e,i){super(new Float32Array(t),e,i)}}let sR=0,sO=new iF,sN=new st,sV=new eq,sB=new il,sI=new il,sF=new eq;class sP extends eE{getIndex(){return this.index}setIndex(t){return Array.isArray(t)?this.index=new(eZ(t)?sk:sC)(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 eX().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 sN.lookAt(t),sN.updateMatrix(),this.applyMatrix4(sN.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(sV).negate(),this.translate(sV.x,sV.y,sV.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 sE(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 il);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 eq(-1/0,-1/0,-1/0),new eq(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];sB.setFromBufferAttribute(i),this.morphTargetsRelative?(sF.addVectors(this.boundingBox.min,sB.min),this.boundingBox.expandByPoint(sF),sF.addVectors(this.boundingBox.max,sB.max),this.boundingBox.expandByPoint(sF)):(this.boundingBox.expandByPoint(sB.min),this.boundingBox.expandByPoint(sB.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 iC);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 eq,1/0);return}if(t){let i=this.boundingSphere.center;if(sB.setFromBufferAttribute(t),e)for(let t=0,i=e.length;t<i;t++){let i=e[t];sI.setFromBufferAttribute(i),this.morphTargetsRelative?(sF.addVectors(sB.min,sI.min),sB.expandByPoint(sF),sF.addVectors(sB.max,sI.max),sB.expandByPoint(sF)):(sB.expandByPoint(sI.min),sB.expandByPoint(sI.max))}sB.getCenter(i);let s=0;for(let e=0,r=t.count;e<r;e++)sF.fromBufferAttribute(t,e),s=Math.max(s,i.distanceToSquared(sF));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++)sF.fromBufferAttribute(n,e),a&&(sV.fromBufferAttribute(t,e),sF.add(sV)),s=Math.max(s,i.distanceToSquared(sF))}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 sT(new Float32Array(4*i.count),4));let n=this.getAttribute("tangent"),a=[],h=[];for(let t=0;t<i.count;t++)a[t]=new eq,h[t]=new eq;let o=new eq,l=new eq,u=new eq,c=new eU,d=new eU,p=new eU,m=new eq,y=new eq,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){o.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(o),u.sub(o),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),h[t].add(y),h[e].add(y),h[s].add(y))}(t.getX(e+0),t.getX(e+1),t.getX(e+2))}let g=new eq,x=new eq,b=new eq,v=new eq;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(h[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 sT(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 eq,r=new eq,n=new eq,a=new eq,h=new eq,o=new eq,l=new eq,u=new eq;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),h.fromBufferAttribute(i,p),o.fromBufferAttribute(i,m),a.add(l),h.add(l),o.add(l),i.setXYZ(d,a.x,a.y,a.z),i.setXYZ(p,h.x,h.y,h.z),i.setXYZ(m,o.x,o.y,o.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++)sF.fromBufferAttribute(t,e),sF.normalize(),t.setXYZ(e,sF.x,sF.y,sF.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,h=0;for(let r=0,o=e.length;r<o;r++){a=t.isInterleavedBufferAttribute?e[r]*t.data.stride+t.offset:e[r]*s;for(let t=0;t<s;t++)n[h++]=i[a++]}return new sT(n,s,r)}if(null===this.index)return console.warn("THREE.BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;let e=new sP,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 h=t.boundingSphere;return null!==h&&(this.boundingSphere=h.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:sR++}),this.uuid=eB(),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 sL=new iF,sD=new iI,sj=new iC,sU=new eq,sW=new eq,sq=new eq,sH=new eq,sJ=new eq,sX=new eq,sY=new eq,sZ=new eq;class sG extends st{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){sX.set(0,0,0);for(let i=0,s=r.length;i<s;i++){let s=a[i],h=r[i];0!==s&&(sJ.fromBufferAttribute(h,t),n?sX.addScaledVector(sJ,s):sX.addScaledVector(sJ.sub(e),s))}e.add(sX)}return e}raycast(t,e){let i=this.geometry,s=this.material,r=this.matrixWorld;if(void 0!==s)null===i.boundingSphere&&i.computeBoundingSphere(),sj.copy(i.boundingSphere),sj.applyMatrix4(r),sD.copy(t.ray).recast(t.near),!1===sj.containsPoint(sD.origin)&&(null===sD.intersectSphere(sj,sU)||sD.origin.distanceToSquared(sU)>(t.far-t.near)**2)||(sL.copy(r).invert(),sD.copy(t.ray).applyMatrix4(sL),(null===i.boundingBox||!1!==sD.intersectsBox(i.boundingBox))&&this._computeIntersections(t,e,sD))}_computeIntersections(t,e,i){let s,r=this.geometry,n=this.material,a=r.index,h=r.attributes.position,o=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,h=c.length;r<h;r++){let h=c[r],p=n[h.materialIndex],m=Math.max(h.start,d.start),y=Math.min(a.count,Math.min(h.start+h.count,d.start+d.count));for(let r=m;r<y;r+=3){let n=a.getX(r);(s=sQ(this,p,t,i,o,l,u,n,a.getX(r+1),a.getX(r+2)))&&(s.faceIndex=Math.floor(r/3),s.face.materialIndex=h.materialIndex,e.push(s))}}else{let r=Math.max(0,d.start),h=Math.min(a.count,d.start+d.count);for(let c=r;c<h;c+=3){let r=a.getX(c);(s=sQ(this,n,t,i,o,l,u,r,a.getX(c+1),a.getX(c+2)))&&(s.faceIndex=Math.floor(c/3),e.push(s))}}else if(void 0!==h)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(h.count,Math.min(a.start+a.count,d.start+d.count));for(let r=m;r<y;r+=3)(s=sQ(this,p,t,i,o,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(h.count,d.start+d.count);for(let h=r;h<a;h+=3)(s=sQ(this,n,t,i,o,l,u,h,h+1,h+2))&&(s.faceIndex=Math.floor(h/3),e.push(s))}}constructor(t=new sP,e=new sS){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 sQ(t,e,i,s,r,n,a,h,o,l){t.getVertexPosition(h,sW),t.getVertexPosition(o,sq),t.getVertexPosition(l,sH);let u=function(t,e,i,s,r,n,a,h){if(null===(e.side===m?s.intersectTriangle(a,n,r,!0,h):s.intersectTriangle(r,n,a,e.side===p,h)))return null;sZ.copy(h),sZ.applyMatrix4(t.matrixWorld);let o=i.ray.origin.distanceTo(sZ);return o<i.near||o>i.far?null:{distance:o,point:sZ.clone(),object:t}}(t,e,i,s,sW,sq,sH,sY);if(u){let t=new eq;sm.getBarycoord(sY,sW,sq,sH,t),r&&(u.uv=sm.getInterpolatedAttribute(r,h,o,l,t,new eU)),n&&(u.uv1=sm.getInterpolatedAttribute(n,h,o,l,t,new eU)),a&&(u.normal=sm.getInterpolatedAttribute(a,h,o,l,t,new eq),u.normal.dot(s.direction)>0&&u.normal.multiplyScalar(-1));let e={a:h,b:o,c:l,normal:new eq,materialIndex:0};sm.getNormal(sW,sq,sH,e.normal),u.face=e,u.barycoord=t}return u}class sK extends sP{copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new sK(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 h=[],o=[],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 eq;for(let n=0;n<_;n++){let a=n*b-M;for(let h=0;h<S;h++){let c=h*x-v;T[t]=c*s,T[e]=a*r,T[i]=w,o.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(h/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;h.push(i,s,n),h.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(h),this.setAttribute("position",new sE(o,3)),this.setAttribute("normal",new sE(l,3)),this.setAttribute("uv",new sE(u,2))}}function s$(t){let e={};for(let i in t)for(let s in e[i]={},t[i]){let r=t[i][s];r&&(r.isColor||r.isMatrix3||r.isMatrix4||r.isVector2||r.isVector3||r.isVector4||r.isTexture||r.isQuaternion)?r.isRenderTargetTexture?(console.warn("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),e[i][s]=null):e[i][s]=r.clone():Array.isArray(r)?e[i][s]=r.slice():e[i][s]=r}return e}function s0(t){let e={};for(let i=0;i<t.length;i++){let s=s$(t[i]);for(let t in s)e[t]=s[t]}return e}function s1(t){let e=t.getRenderTarget();return null===e?t.outputColorSpace:!0===e.isXRRenderTarget?e.texture.colorSpace:e3.workingColorSpace}let s2={clone:s$,merge:s0};class s3 extends sw{copy(t){return super.copy(t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=s$(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 s5 extends st{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 iF,this.projectionMatrix=new iF,this.projectionMatrixInverse=new iF,this.coordinateSystem=ek,this._reversedDepth=!1}}let s4=new eq,s6=new eU,s8=new eU;class s9 extends s5{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*eV*Math.atan(e),this.updateProjectionMatrix()}getFocalLength(){let t=Math.tan(.5*eN*this.fov);return .5*this.getFilmHeight()/t}getEffectiveFOV(){return 2*eV*Math.atan(Math.tan(.5*eN*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){s4.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),e.set(s4.x,s4.y).multiplyScalar(-t/s4.z),s4.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),i.set(s4.x,s4.y).multiplyScalar(-t/s4.z)}getViewSize(t,e){return this.getViewBounds(t,s6,s8),e.subVectors(s8,s6)}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*eN*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 s7 extends st{updateCoordinateSystem(){let t=this.coordinateSystem,e=this.children.concat(),[i,s,r,n,a,h]=e;for(let t of e)this.remove(t);if(t===ek)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),h.up.set(0,1,0),h.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),h.up.set(0,-1,0),h.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,h,o,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,h),t.setRenderTarget(i,4,s),t.render(e,o),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 s9(-90,1,t,e);s.layers=this.layers,this.add(s);let r=new s9(-90,1,t,e);r.layers=this.layers,this.add(r);let n=new s9(-90,1,t,e);n.layers=this.layers,this.add(n);let a=new s9(-90,1,t,e);a.layers=this.layers,this.add(a);let h=new s9(-90,1,t,e);h.layers=this.layers,this.add(h);let o=new s9(-90,1,t,e);o.layers=this.layers,this.add(o)}}class rt extends ii{get images(){return this.image}set images(t){this.image=t}constructor(t=[],e=th,i,s,r,n,a,h,o,l){super(t,e,i,s,r,n,a,h,o,l),this.isCubeTexture=!0,this.flipY=!1}}class re extends ia{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 sK(5,5,5),s=new s3({name:"CubemapFromEquirect",uniforms:s$({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:m,blending:f});s.uniforms.tEquirect.value=e;let r=new sG(i,s),n=e.minFilter;return e.minFilter===tv&&(e.minFilter=tx),new s7(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 rt([i,i,i,i,i,i]),this._setTextureOptions(e),this.texture.isRenderTargetTexture=!0}}class ri extends st{constructor(){super(),this.isGroup=!0,this.type="Group"}}let rs={type:"move"};class rr{getHandSpace(){return null===this._hand&&(this._hand=new ri,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 ri,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new eq,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new eq),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new ri,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new eq,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new eq),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,h=this._grip,o=this._hand;if(t&&"visible-blurred"!==e.session.visibilityState){if(o&&t.hand){for(let s of(n=!0,t.hand.values())){let t=e.getJointPose(s,i),r=this._getHandJoint(o,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=o.joints["index-finger-tip"],r=o.joints["thumb-tip"],a=s.position.distanceTo(r.position);o.inputState.pinching&&a>.025?(o.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:t.handedness,target:this})):!o.inputState.pinching&&a<=.015&&(o.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:t.handedness,target:this}))}else null!==h&&t.gripSpace&&null!==(r=e.getPose(t.gripSpace,i))&&(h.matrix.fromArray(r.transform.matrix),h.matrix.decompose(h.position,h.rotation,h.scale),h.matrixWorldNeedsUpdate=!0,r.linearVelocity?(h.hasLinearVelocity=!0,h.linearVelocity.copy(r.linearVelocity)):h.hasLinearVelocity=!1,r.angularVelocity?(h.hasAngularVelocity=!0,h.angularVelocity.copy(r.angularVelocity)):h.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(rs)))}return null!==a&&(a.visible=null!==s),null!==h&&(h.visible=null!==r),null!==o&&(o.visible=null!==n),this}_getHandJoint(t,e){if(void 0===t.joints[e.jointName]){let i=new ri;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 rn extends st{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 iX,this.environmentIntensity=1,this.environmentRotation=new iX,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}class ra extends ii{constructor(t=null,e=1,i=1,s,r,n,a,h,o=ty,l=ty,u,c){super(null,n,a,h,o,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 rh=new eq,ro=new eq,rl=new eX;class ru{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=rh.subVectors(i,e).cross(ro.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(rh),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||rl.getNormalMatrix(t),s=this.coplanarPoint(rh).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 eq(1,0,0),e=0){this.isPlane=!0,this.normal=t,this.constant=e}}let rc=new iC,rd=new eU(.5,.5),rp=new eq;class rm{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]:ek,i=arguments.length>2&&void 0!==arguments[2]&&arguments[2],s=this.planes,r=t.elements,n=r[0],a=r[1],h=r[2],o=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(o-n,d-l,f-p,v-g).normalize(),s[1].setComponents(o+n,d+l,f+p,v+g).normalize(),s[2].setComponents(o+a,d+u,f+m,v+x).normalize(),s[3].setComponents(o-a,d-u,f-m,v-x).normalize(),i)s[4].setComponents(h,c,y,b).normalize(),s[5].setComponents(o-h,d-c,f-y,v-b).normalize();else if(s[4].setComponents(o-h,d-c,f-y,v-b).normalize(),e===ek)s[5].setComponents(o+h,d+c,f+y,v+b).normalize();else if(2001===e)s[5].setComponents(h,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(),rc.copy(t.boundingSphere).applyMatrix4(t.matrixWorld);else{let e=t.geometry;null===e.boundingSphere&&e.computeBoundingSphere(),rc.copy(e.boundingSphere).applyMatrix4(t.matrixWorld)}return this.intersectsSphere(rc)}intersectsSprite(t){return rc.center.set(0,0,0),rc.radius=.7071067811865476+rd.distanceTo(t.center),rc.applyMatrix4(t.matrixWorld),this.intersectsSphere(rc)}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(rp.x=s.normal.x>0?t.max.x:t.min.x,rp.y=s.normal.y>0?t.max.y:t.min.y,rp.z=s.normal.z>0?t.max.z:t.min.z,0>s.distanceToPoint(rp))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 ru,e=new ru,i=new ru,s=new ru,r=new ru,n=new ru){this.planes=[t,e,i,s,r,n]}}class ry extends ii{copy(t){return super.copy(t),this.source=new e9(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=tA,s,r,n,a=ty,h=ty,o,l=tF,u=1){if(l!==tF&&l!==tP)throw Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:t,height:e,depth:u},s,r,n,a,h,l,i,o),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}}class rf extends ii{copy(t){return super.copy(t),this.sourceTexture=t.sourceTexture,this}constructor(t=null){super(),this.sourceTexture=t,this.isExternalTexture=!0}}class rg{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,h=n-1,o;for(;a<=h;)if((o=s[r=Math.floor(a+(h-a)/2)]-e)<0)a=r+1;else if(o>0)h=r-1;else{h=r;break}if(s[r=h]===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 eU:new eq);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 eq,s=[],r=[],n=[],a=new eq,h=new iF;for(let e=0;e<=t;e++){let i=e/t;s[e]=this.getTangentAt(i,new eq)}r[0]=new eq,n[0]=new eq;let o=Number.MAX_VALUE,l=Math.abs(s[0].x),u=Math.abs(s[0].y),c=Math.abs(s[0].z);l<=o&&(o=l,i.set(1,0,0)),u<=o&&(o=u,i.set(0,1,0)),c<=o&&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(eI(s[e-1].dot(s[e]),-1,1));r[e].applyMatrix4(h.makeRotationAxis(a,t))}n[e].crossVectors(s[e],r[e])}if(!0===e){let e=Math.acos(eI(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(h.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 rx extends rg{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eU,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),h=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=h-this.aY;a=i*t-s*e+this.aX,h=i*e+s*t+this.aY}return e.set(a,h)}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,h=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=h}}class rb extends rx{constructor(t,e,i,s,r,n){super(t,e,i,i,s,r,n),this.isArcCurve=!0,this.type="ArcCurve"}}function rv(){let t=0,e=0,i=0,s=0;function r(r,n,a,h){t=r,e=a,i=-3*r+3*n-2*a-h,s=2*r-2*n+a+h}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,h){let o=(e-t)/n-(i-t)/(n+a)+(i-e)/a,l=(i-e)/a-(s-e)/(a+h)+(s-i)/h;r(e,i,o*=a,l*=a)},calc:function(r){let n=r*r;return t+e*r+i*n+n*r*s}}}let rM=new eq,rw=new rv,rS=new rv,r_=new rv;class rz extends rg{getPoint(t){let e,i,s=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eq,r=this.points,n=r.length,a=(n-!this.closed)*t,h=Math.floor(a),o=a-h;this.closed?h+=h>0?0:(Math.floor(Math.abs(h)/n)+1)*n:0===o&&h===n-1&&(h=n-2,o=1),this.closed||h>0?e=r[(h-1)%n]:(rM.subVectors(r[0],r[1]).add(r[0]),e=rM);let l=r[h%n],u=r[(h+1)%n];if(this.closed||h+2<n?i=r[(h+2)%n]:(rM.subVectors(r[n-1],r[n-2]).add(r[n-1]),i=rM),"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),rw.initNonuniformCatmullRom(e.x,l.x,u.x,i.x,s,r,n),rS.initNonuniformCatmullRom(e.y,l.y,u.y,i.y,s,r,n),r_.initNonuniformCatmullRom(e.z,l.z,u.z,i.z,s,r,n)}else"catmullrom"===this.curveType&&(rw.initCatmullRom(e.x,l.x,u.x,i.x,this.tension),rS.initCatmullRom(e.y,l.y,u.y,i.y,this.tension),r_.initCatmullRom(e.z,l.z,u.z,i.z,this.tension));return s.set(rw.calc(o),rS.calc(o),r_.calc(o)),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 eq().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 rA(t,e,i,s,r){let n=(s-e)*.5,a=(r-i)*.5,h=t*t;return t*h*(2*i-2*s+n+a)+(-3*i+3*s-2*n-a)*h+n*t+i}function rT(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 rC(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 rk extends rg{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eU,i=this.v0,s=this.v1,r=this.v2,n=this.v3;return e.set(rC(t,i.x,s.x,r.x,n.x),rC(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 eU,e=new eU,i=new eU,s=new eU){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=t,this.v1=e,this.v2=i,this.v3=s}}class rE extends rg{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(rC(t,i.x,s.x,r.x,n.x),rC(t,i.y,s.y,r.y,n.y),rC(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 eq,e=new eq,i=new eq,s=new eq){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=t,this.v1=e,this.v2=i,this.v3=s}}class rR extends rg{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eU;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 eU;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 eU,e=new eU){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=t,this.v2=e}}class rO extends rg{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.isLineCurve3=!0,this.type="LineCurve3",this.v1=t,this.v2=e}}class rN extends rg{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eU,i=this.v0,s=this.v1,r=this.v2;return e.set(rT(t,i.x,s.x,r.x),rT(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 eU,e=new eU,i=new eU){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=t,this.v1=e,this.v2=i}}class rV extends rg{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(rT(t,i.x,s.x,r.x),rT(t,i.y,s.y,r.y),rT(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 eq,e=new eq,i=new eq){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=t,this.v1=e,this.v2=i}}class rB extends rg{getPoint(t){let e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:new eU,i=this.points,s=(i.length-1)*t,r=Math.floor(s),n=s-r,a=i[0===r?r:r-1],h=i[r],o=i[r>i.length-2?i.length-1:r+1],l=i[r>i.length-3?i.length-1:r+2];return e.set(rA(n,a.x,h.x,o.x,l.x),rA(n,a.y,h.y,o.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 eU().fromArray(i))}return this}constructor(t=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=t}}class rI extends sP{copy(t){return super.copy(t),this.parameters=Object.assign({},t.parameters),this}static fromJSON(t){return new rI(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),h=Math.floor(s),o=a+1,l=h+1,u=t/a,c=e/h,d=[],p=[],m=[],y=[];for(let t=0;t<l;t++){let e=t*c-n;for(let i=0;i<o;i++){let s=i*u-r;p.push(s,-e,0),m.push(0,0,1),y.push(i/a),y.push(1-t/h)}}for(let t=0;t<h;t++)for(let e=0;e<a;e++){let i=e+o*t,s=e+o*(t+1),r=e+1+o*(t+1),n=e+1+o*t;d.push(i,s,n),d.push(s,r,n)}this.setIndex(d),this.setAttribute("position",new sE(p,3)),this.setAttribute("normal",new sE(m,3)),this.setAttribute("uv",new sE(y,2))}}class rF extends sw{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 sb(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 sb(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=ep,this.normalScale=new eU(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 iX,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 rP extends sw{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 rL extends sw{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 rD(t,e){return t&&t.constructor!==e?"number"==typeof e.BYTES_PER_ELEMENT?new e(t):Array.prototype.slice.call(t):t}class rj{evaluate(t){let e=this.parameterPositions,i=this._cachedIndex,s=e[i],r=e[i-1];t:{e:{let n;i:{s:if(!(t<s)){for(let n=i+2;;){if(void 0===s){if(t<r)break s;return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}if(i===n)break;if(r=s,t<(s=e[++i]))break e}n=e.length;break i}if(!(t>=r)){let a=e[1];t<a&&(i=2,r=a);for(let n=i-2;;){if(void 0===r)return this._cachedIndex=0,this.copySampleValue_(0);if(i===n)break;if(s=r,t>=(r=e[--i-1]))break e}n=i,i=0;break i}break t}for(;i<n;){let s=i+n>>>1;t<e[s]?n=s:i=s+1}if(s=e[i],void 0===(r=e[i-1]))return this._cachedIndex=0,this.copySampleValue_(0);if(void 0===s)return i=e.length,this._cachedIndex=i,this.copySampleValue_(i-1)}this._cachedIndex=i,this.intervalChanged_(i,r,s)}return this.interpolate_(i,r,t,s)}getSettings_(){return this.settings||this.DefaultSettings_}copySampleValue_(t){let 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 rU extends rj{intervalChanged_(t,e,i){let s=this.parameterPositions,r=t-2,n=t+1,a=s[r],h=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===h)switch(this.getSettings_().endingEnd){case 2401:n=t,h=2*i-e;break;case 2402:n=1,h=i+s[1]-s[0];break;default:n=t-1,h=e}let o=(i-e)*.5,l=this.valueSize;this._weightPrev=o/(e-a),this._weightNext=o/(h-i),this._offsetPrev=r*l,this._offsetNext=n*l}interpolate_(t,e,i,s){let r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,h=t*a,o=h-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[o+t]+x*n[h+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 rW extends rj{interpolate_(t,e,i,s){let r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,h=t*a,o=h-a,l=(i-e)/(s-e),u=1-l;for(let t=0;t!==a;++t)r[t]=n[o+t]*u+n[h+t]*l;return r}constructor(t,e,i,s){super(t,e,i,s)}}class rq extends rj{interpolate_(t){return this.copySampleValue_(t-1)}constructor(t,e,i,s){super(t,e,i,s)}}class rH{static toJSON(t){let e,i=t.constructor;if(i.toJSON!==this.toJSON)e=i.toJSON(t);else{e={name:t.name,times:rD(t.times,Array),values:rD(t.values,Array)};let i=t.getInterpolation();i!==t.DefaultInterpolation&&(e.interpolation=i)}return e.type=t.ValueTypeName,e}InterpolantFactoryMethodDiscrete(t){return new rq(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodLinear(t){return new rW(this.times,this.values,this.getValueSize(),t)}InterpolantFactoryMethodSmooth(t){return new rU(this.times,this.values,this.getValueSize(),t)}setInterpolation(t){let e;switch(t){case 2300:e=this.InterpolantFactoryMethodDiscrete;break;case 2301:e=this.InterpolantFactoryMethodLinear;break;case 2302:e=this.InterpolantFactoryMethodSmooth}if(void 0===e){let e="unsupported interpolation for "+this.ValueTypeName+" keyframe track named "+this.name;if(void 0===this.createInterpolant)if(t!==this.DefaultInterpolation)this.setInterpolation(this.DefaultInterpolation);else throw Error(e);return console.warn("THREE.KeyframeTrack:",e),this}return this.createInterpolant=e,this}getInterpolation(){switch(this.createInterpolant){case this.InterpolantFactoryMethodDiscrete:return 2300;case this.InterpolantFactoryMethodLinear:return 2301;case this.InterpolantFactoryMethodSmooth:return 2302}}getValueSize(){return this.values.length/this.times.length}shift(t){if(0!==t){let e=this.times;for(let i=0,s=e.length;i!==s;++i)e[i]+=t}return this}scale(t){if(1!==t){let e=this.times;for(let i=0,s=e.length;i!==s;++i)e[i]*=t}return this}trim(t,e){let i=this.times,s=i.length,r=0,n=s-1;for(;r!==s&&i[r]<t;)++r;for(;-1!==n&&i[n]>e;)--n;if(++n,0!==r||n!==s){r>=n&&(r=(n=Math.max(n,1))-1);let t=this.getValueSize();this.times=i.slice(r,n),this.values=this.values.slice(r*t,n*t)}return this}validate(){var t;let e=!0,i=this.getValueSize();i-Math.floor(i)!=0&&(console.error("THREE.KeyframeTrack: Invalid value size in track.",this),e=!1);let s=this.times,r=this.values,n=s.length;0===n&&(console.error("THREE.KeyframeTrack: Track is empty.",this),e=!1);let a=null;for(let t=0;t!==n;t++){let i=s[t];if("number"==typeof i&&isNaN(i)){console.error("THREE.KeyframeTrack: Time is not a valid number.",this,t,i),e=!1;break}if(null!==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,h=t[a];if(h!==t[a+1]&&(1!==a||h!==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 n!==t.length?(this.times=t.slice(0,n),this.values=e.slice(0,n*i)):(this.times=t,this.values=e),this}clone(){let t=this.times.slice(),e=this.values.slice(),i=new this.constructor(this.name,t,e);return i.createInterpolant=this.createInterpolant,i}constructor(t,e,i,s){if(void 0===t)throw Error("THREE.KeyframeTrack: track name is undefined");if(void 0===e||0===e.length)throw Error("THREE.KeyframeTrack: no keyframes in track named "+t);this.name=t,this.times=rD(e,this.TimeBufferType),this.values=rD(i,this.ValueBufferType),this.setInterpolation(s||this.DefaultInterpolation)}}rH.prototype.ValueTypeName="",rH.prototype.TimeBufferType=Float32Array,rH.prototype.ValueBufferType=Float32Array,rH.prototype.DefaultInterpolation=2301;class rJ extends rH{constructor(t,e,i){super(t,e,i)}}rJ.prototype.ValueTypeName="bool",rJ.prototype.ValueBufferType=Array,rJ.prototype.DefaultInterpolation=2300,rJ.prototype.InterpolantFactoryMethodLinear=void 0,rJ.prototype.InterpolantFactoryMethodSmooth=void 0;class rX extends rH{constructor(t,e,i,s){super(t,e,i,s)}}rX.prototype.ValueTypeName="color";class rY extends rH{constructor(t,e,i,s){super(t,e,i,s)}}rY.prototype.ValueTypeName="number";class rZ extends rj{interpolate_(t,e,i,s){let r=this.resultBuffer,n=this.sampleValues,a=this.valueSize,h=(i-e)/(s-e),o=t*a;for(let t=o+a;o!==t;o+=4)eW.slerpFlat(r,0,n,o-a,n,o,h);return r}constructor(t,e,i,s){super(t,e,i,s)}}class rG extends rH{InterpolantFactoryMethodLinear(t){return new rZ(this.times,this.values,this.getValueSize(),t)}constructor(t,e,i,s){super(t,e,i,s)}}rG.prototype.ValueTypeName="quaternion",rG.prototype.InterpolantFactoryMethodSmooth=void 0;class rQ extends rH{constructor(t,e,i){super(t,e,i)}}rQ.prototype.ValueTypeName="string",rQ.prototype.ValueBufferType=Array,rQ.prototype.DefaultInterpolation=2300,rQ.prototype.InterpolantFactoryMethodLinear=void 0,rQ.prototype.InterpolantFactoryMethodSmooth=void 0;class rK extends rH{constructor(t,e,i,s){super(t,e,i,s)}}rK.prototype.ValueTypeName="vector";let r$={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 r0{constructor(t,e,i){let s,r=this,n=!1,a=0,h=0,o=[];this.onStart=void 0,this.onLoad=t,this.onProgress=e,this.onError=i,this.abortController=new AbortController,this.itemStart=function(t){h++,!1===n&&void 0!==r.onStart&&r.onStart(t,a,h),n=!0},this.itemEnd=function(t){a++,void 0!==r.onProgress&&r.onProgress(t,a,h),a===h&&(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 o.push(t,e),this},this.removeHandler=function(t){let e=o.indexOf(t);return -1!==e&&o.splice(e,2),this},this.getHandler=function(t){for(let e=0,i=o.length;e<i;e+=2){let i=o[e],s=o[e+1];if(i.global&&(i.lastIndex=0),i.test(t))return s}return null},this.abort=function(){return this.abortController.abort(),this.abortController=new AbortController,this}}}let r1=new r0;class r2{load(){}loadAsync(t,e){let i=this;return new Promise(function(s,r){i.load(t,s,e,r)})}parse(){}setCrossOrigin(t){return this.crossOrigin=t,this}setWithCredentials(t){return this.withCredentials=t,this}setPath(t){return this.path=t,this}setResourcePath(t){return this.resourcePath=t,this}setRequestHeader(t){return this.requestHeader=t,this}abort(){return this}constructor(t){this.manager=void 0!==t?t:r1,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={}}}r2.DEFAULT_MATERIAL_NAME="__DEFAULT";let r3=new WeakMap;class r5 extends r2{load(t,e,i,s){void 0!==this.path&&(t=this.path+t),t=this.manager.resolveURL(t);let r=this,n=r$.get("image:".concat(t));if(void 0!==n){if(!0===n.complete)r.manager.itemStart(t),setTimeout(function(){e&&e(n),r.manager.itemEnd(t)},0);else{let t=r3.get(n);void 0===t&&(t=[],r3.set(n,t)),t.push({onLoad:e,onError:s})}return n}let a=eG("img");function h(){l(),e&&e(this);let i=r3.get(this)||[];for(let t=0;t<i.length;t++){let e=i[t];e.onLoad&&e.onLoad(this)}r3.delete(this),r.manager.itemEnd(t)}function o(e){l(),s&&s(e),r$.remove("image:".concat(t));let i=r3.get(this)||[];for(let t=0;t<i.length;t++){let s=i[t];s.onError&&s.onError(e)}r3.delete(this),r.manager.itemError(t),r.manager.itemEnd(t)}function l(){a.removeEventListener("load",h,!1),a.removeEventListener("error",o,!1)}return a.addEventListener("load",h,!1),a.addEventListener("error",o,!1),"data:"!==t.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),r$.add("image:".concat(t),a),r.manager.itemStart(t),a.src=t,a}constructor(t){super(t)}}class r4 extends r2{load(t,e,i,s){let r=new ii,n=new r5(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 r6 extends st{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 sb(t),this.intensity=e}}class r8 extends r6{copy(t,e){return super.copy(t,e),this.groundColor.copy(t.groundColor),this}constructor(t,e,i){super(t,i),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(st.DEFAULT_UP),this.updateMatrix(),this.groundColor=new sb(e)}}class r9 extends s5{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,h=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,h=a-e*this.view.height}this.projectionMatrix.makeOrthographic(r,n,a,h,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()}}new WeakMap;class r7 extends s9{constructor(t=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=t}}let nt="\\[\\]\\.:\\/",ne=RegExp("["+nt+"]","g"),ni="[^"+nt+"]",ns="[^"+nt.replace("\\.","")+"]",nr=/((?:WC+[\/:])*)/.source.replace("WC",ni),nn=/(WCOD+)?/.source.replace("WCOD",ns),na=RegExp("^"+nr+nn+/(?:\.(WC+)(?:\[(.+)\])?)?/.source.replace("WC",ni)+/\.(WC+)(?:\[(.+)\])?/.source.replace("WC",ni)+"$"),nh=["material","materials","bones","map"];class no{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||nl.parseTrackName(e);this._targetGroup=t,this._bindings=t.subscribe_(e,s)}}class nl{static create(t,e,i){return t&&t.isAnimationObjectGroup?new nl.Composite(t,e,i):new nl(t,e,i)}static sanitizeNodeName(t){return t.replace(/\s/g,"_").replace(ne,"")}static parseTrackName(t){let e=na.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!==nh.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=nl.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 h=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])}h=this.BindingType.ArrayElement,this.resolvedProperty=n,this.propertyIndex=r}else void 0!==n.fromArray&&void 0!==n.toArray?(h=this.BindingType.HasFromToArray,this.resolvedProperty=n):Array.isArray(n)?(h=this.BindingType.EntireArray,this.resolvedProperty=n):this.propertyName=s;this.getValue=this.GetterByBindingType[h],this.setValue=this.SetterByBindingTypeAndVersioning[h][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||nl.parseTrackName(e),this.node=nl.findNode(t,this.parsedPath.nodeName),this.rootNode=t,this.getValue=this._getValue_unbound,this.setValue=this._setValue_unbound}}nl.Composite=no,nl.prototype.BindingType={Direct:0,EntireArray:1,ArrayElement:2,HasFromToArray:3},nl.prototype.Versioning={None:0,NeedsUpdate:1,MatrixWorldNeedsUpdate:2},nl.prototype.GetterByBindingType=[nl.prototype._getValue_direct,nl.prototype._getValue_array,nl.prototype._getValue_arrayElement,nl.prototype._getValue_toArray],nl.prototype.SetterByBindingTypeAndVersioning=[[nl.prototype._setValue_direct,nl.prototype._setValue_direct_setNeedsUpdate,nl.prototype._setValue_direct_setMatrixWorldNeedsUpdate],[nl.prototype._setValue_array,nl.prototype._setValue_array_setNeedsUpdate,nl.prototype._setValue_array_setMatrixWorldNeedsUpdate],[nl.prototype._setValue_arrayElement,nl.prototype._setValue_arrayElement_setNeedsUpdate,nl.prototype._setValue_arrayElement_setMatrixWorldNeedsUpdate],[nl.prototype._setValue_fromArray,nl.prototype._setValue_fromArray_setNeedsUpdate,nl.prototype._setValue_fromArray_setMatrixWorldNeedsUpdate]],new Float32Array(1);class nu{set(t,e,i){return this.radius=t,this.phi=e,this.theta=i,this}copy(t){return this.radius=t.radius,this.phi=t.phi,this.theta=t.theta,this}makeSafe(){return this.phi=eI(this.phi,1e-6,Math.PI-1e-6),this}setFromVector3(t){return this.setFromCartesianCoords(t.x,t.y,t.z)}setFromCartesianCoords(t,e,i){return this.radius=Math.sqrt(t*t+e*e+i*i),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(t,i),this.phi=Math.acos(eI(e/this.radius,-1,1))),this}clone(){return new this.constructor().copy(this)}constructor(t=1,e=0,i=0){this.radius=t,this.phi=e,this.theta=i}}class nc extends eE{connect(t){if(void 0===t)return void console.warn("THREE.Controls: connect() now requires an element.");null!==this.domElement&&this.disconnect(),this.domElement=t}disconnect(){}dispose(){}update(){}constructor(t,e=null){super(),this.object=t,this.domElement=e,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}}function nd(t,e,i,s){let r=function(t){switch(t){case tM:case tw:return{byteLength:1,components:1};case t_:case tS:case tC:return{byteLength:2,components:1};case tk:case tE:return{byteLength:2,components:4};case tA:case tz:case tT:return{byteLength:4,components:1};case tO:case tN:return{byteLength:4,components:3}}throw Error("Unknown texture type ".concat(t,"."))}(s);switch(i){case tV:return t*e;case tL:case tD:return t*e/r.components*r.byteLength;case tj:case tU:return t*e*2/r.components*r.byteLength;case tB:return t*e*3/r.components*r.byteLength;case tI:case tW:return t*e*4/r.components*r.byteLength;case tq:case tH:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case tJ:case tX:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case tZ:case tQ:return Math.max(t,16)*Math.max(e,8)/4;case tY:case tG:return Math.max(t,8)*Math.max(e,8)/2;case tK:case t$:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*8;case t0:case t1:return Math.floor((t+3)/4)*Math.floor((e+3)/4)*16;case t2:return Math.floor((t+4)/5)*Math.floor((e+3)/4)*16;case t3:return Math.floor((t+4)/5)*Math.floor((e+4)/5)*16;case t5:return Math.floor((t+5)/6)*Math.floor((e+4)/5)*16;case t4:return Math.floor((t+5)/6)*Math.floor((e+5)/6)*16;case t6:return Math.floor((t+7)/8)*Math.floor((e+4)/5)*16;case t8:return Math.floor((t+7)/8)*Math.floor((e+5)/6)*16;case t9:return Math.floor((t+7)/8)*Math.floor((e+7)/8)*16;case t7:return Math.floor((t+9)/10)*Math.floor((e+4)/5)*16;case et:return Math.floor((t+9)/10)*Math.floor((e+5)/6)*16;case ee:return Math.floor((t+9)/10)*Math.floor((e+7)/8)*16;case ei:return Math.floor((t+9)/10)*Math.floor((e+9)/10)*16;case es:return Math.floor((t+11)/12)*Math.floor((e+9)/10)*16;case er:return Math.floor((t+11)/12)*Math.floor((e+11)/12)*16;case en:case ea:case eh:return Math.ceil(t/4)*Math.ceil(e/4)*16;case eo:case el:return Math.ceil(t/4)*Math.ceil(e/4)*8;case eu:case ec:return Math.ceil(t/4)*Math.ceil(e/4)*16}throw Error("Unable to determine texture byte length for ".concat(i," format."))}"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)}}]); |