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this.x-=t,this.y-=t,this.z-=t,this},subVectors:function(t,e){return this.x=t.x-e.x,this.y=t.y-e.y,this.z=t.z-e.z,this},multiply:function(t,e){return void 0!==e?this.multiplyVectors(t,e):(this.x*=t.x,this.y*=t.y,this.z*=t.z,this)},multiplyScalar:function(t){return isFinite(t)?(this.x*=t,this.y*=t,this.z*=t):(this.x=0,this.y=0,this.z=0),this},multiplyVectors:function(t,e){return this.x=t.x*e.x,this.y=t.y*e.y,this.z=t.z*e.z,this},applyEuler:function(t){return void 0===L&&(L=new me.Quaternion),this.applyQuaternion(L.setFromEuler(t)),this},applyAxisAngle:function(t,e){return void 0===A&&(A=new me.Quaternion),this.applyQuaternion(A.setFromAxisAngle(t,e)),this},applyMatrix3:function(t){var e=this.x,i=this.y,r=this.z,n=t.elements;return this.x=n[0]*e+n[3]*i+n[6]*r,this.y=n[1]*e+n[4]*i+n[7]*r,this.z=n[2]*e+n[5]*i+n[8]*r,this},applyMatrix4:function(t){var e=this.x,i=this.y,r=this.z,n=t.elements;return 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b=Math.sqrt((d-c)*(d-c)+(h-p)*(h-p)+(l-s)*(l-s));return Math.abs(b)<.001&&(b=1),this.x=(d-c)/b,this.y=(h-p)/b,this.z=(l-s)/b,this.w=Math.acos((o+u+f-1)/2),this},min:function(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:function(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:function(t,e){return this.x=Math.max(t.x,Math.min(e.x,this.x)),this.y=Math.max(t.y,Math.min(e.y,this.y)),this.z=Math.max(t.z,Math.min(e.z,this.z)),this.w=Math.max(t.w,Math.min(e.w,this.w)),this},clampScalar:function(t,e){return void 0===R&&(R=new me.Vector4,C=new me.Vector4),R.set(t,t,t,t),C.set(e,e,e,e),this.clamp(R,C)},floor:function(){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:function(){return 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this.divideScalar(this.length())},setLength:function(t){return this.multiplyScalar(t/this.length())},lerp:function(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:function(t,e,i){return this.subVectors(e,t).multiplyScalar(i).add(t),this},equals:function(t){return t.x===this.x&&t.y===this.y&&t.z===this.z&&t.w===this.w},fromArray:function(t,e){return void 0===e&&(e=0),this.x=t[e],this.y=t[e+1],this.z=t[e+2],this.w=t[e+3],this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this.x,t[e+1]=this.y,t[e+2]=this.z,t[e+3]=this.w,t},fromAttribute:function(t,e,i){return void 0===i&&(i=0),e=e*t.itemSize+i,this.x=t.array[e],this.y=t.array[e+1],this.z=t.array[e+2],this.w=t.array[e+3],this}},me.Matrix3=function(){this.elements=new Float32Array([1,0,0,0,1,0,0,0,1])},me.Matrix3.prototype={constructor:me.Matrix3,set:function(t,e,i,r,n,a,o,s,h){var l=this.elements;return l[0]=t,l[1]=r,l[2]=o,l[3]=e,l[4]=n,l[5]=s,l[6]=i,l[7]=a,l[8]=h,this},identity:function(){return this.set(1,0,0,0,1,0,0,0,1),this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(t){var e=t.elements;return this.set(e[0],e[3],e[6],e[1],e[4],e[7],e[2],e[5],e[8]),this},setFromMatrix4:function(t){var 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},applyToVector3Array:function(t,e,i){void 0===F&&(F=new me.Vector3),void 0===e&&(e=0),void 0===i&&(i=t.length);for(var r=0,n=e;r<i;r+=3,n+=3)F.fromArray(t,n),F.applyMatrix3(this),F.toArray(t,n);return t},applyToBuffer:function(t,e,i){void 0===U&&(U=new me.Vector3),void 0===e&&(e=0),void 0===i&&(i=t.length/t.itemSize);for(var r=0,n=e;r<i;r++,n++)U.x=t.getX(n),U.y=t.getY(n),U.z=t.getZ(n),U.applyMatrix3(this),t.setXYZ(U.x,U.y,U.z);return t},multiplyScalar:function(t){var 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:function(){var t=this.elements,e=t[0],i=t[1],r=t[2],n=t[3],a=t[4],o=t[5],s=t[6],h=t[7],l=t[8];return e*a*l-e*o*h-i*n*l+i*o*s+r*n*h-r*a*s},getInverse:function(t,e){var i=t.elements,r=this.elements,n=i[0],a=i[1],o=i[2],s=i[3],h=i[4],l=i[5],u=i[6],c=i[7],p=i[8],d=p*h-l*c,f=l*u-p*s,m=c*s-h*u,v=n*d+a*f+o*m;if(0!==v)return r[0]=d,r[1]=o*c-p*a,r[2]=l*a-o*h,r[3]=f,r[4]=p*n-o*u,r[5]=o*s-l*n,r[6]=m,r[7]=a*u-c*n,r[8]=h*n-a*s,this.multiplyScalar(1/v);if(e)throw new Error("THREE.Matrix3.getInverse(): can't invert matrix, determinant is 0");return this.identity()},transpose:function(){var 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},flattenToArrayOffset:function(t,e){var 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},getNormalMatrix:function(t){return this.setFromMatrix4(t).getInverse(this).transpose()},transposeIntoArray:function(t){var 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},fromArray:function(t){return this.elements.set(t),this},toArray:function(){var t=this.elements;return[t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8]]}},me.Matrix4=function(){this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])},me.Matrix4.prototype={constructor:me.Matrix4,set:function(t,e,i,r,n,a,o,s,h,l,u,c,p,d,f,m){var v=this.elements;return v[0]=t,v[4]=e,v[8]=i,v[12]=r,v[1]=n,v[5]=a,v[9]=o,v[13]=s,v[2]=h,v[6]=l,v[10]=u,v[14]=c,v[3]=p,v[7]=d,v[11]=f,v[15]=m,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},clone:function(){return(new me.Matrix4).fromArray(this.elements)},copy:function(t){return this.elements.set(t.elements),this},copyPosition:function(t){var e=this.elements,i=t.elements;return e[12]=i[12],e[13]=i[13],e[14]=i[14],this},extractBasis:function(t,e,i){return t.setFromMatrixColumn(this,0),e.setFromMatrixColumn(this,1),i.setFromMatrixColumn(this,2),this},makeBasis:function(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:function(t){void 0===G&&(G=new me.Vector3);var e=this.elements,i=t.elements,r=1/G.setFromMatrixColumn(t,0).length(),n=1/G.setFromMatrixColumn(t,1).length(),a=1/G.setFromMatrixColumn(t,2).length();return e[0]=i[0]*r,e[1]=i[1]*r,e[2]=i[2]*r,e[4]=i[4]*n,e[5]=i[5]*n,e[6]=i[6]*n,e[8]=i[8]*a,e[9]=i[9]*a,e[10]=i[10]*a,this},makeRotationFromEuler:function(t){var e=this.elements,i=t.x,r=t.y,n=t.z,a=Math.cos(i),o=Math.sin(i),s=Math.cos(r),h=Math.sin(r),l=Math.cos(n),u=Math.sin(n);if("XYZ"===t.order){var c=a*l,p=a*u,d=o*l,f=o*u;e[0]=s*l,e[4]=-s*u,e[8]=h,e[1]=p+d*h,e[5]=c-f*h,e[9]=-o*s,e[2]=f-c*h,e[6]=d+p*h,e[10]=a*s}else if("YXZ"===t.order){var m=s*l,v=s*u,g=h*l,y=h*u;e[0]=m+y*o,e[4]=g*o-v,e[8]=a*h,e[1]=a*u,e[5]=a*l,e[9]=-o,e[2]=v*o-g,e[6]=y+m*o,e[10]=a*s}else if("ZXY"===t.order){m=s*l,v=s*u,g=h*l,y=h*u;e[0]=m-y*o,e[4]=-a*u,e[8]=g+v*o,e[1]=v+g*o,e[5]=a*l,e[9]=y-m*o,e[2]=-a*h,e[6]=o,e[10]=a*s}else if("ZYX"===t.order){c=a*l,p=a*u,d=o*l,f=o*u;e[0]=s*l,e[4]=d*h-p,e[8]=c*h+f,e[1]=s*u,e[5]=f*h+c,e[9]=p*h-d,e[2]=-h,e[6]=o*s,e[10]=a*s}else if("YZX"===t.order){var x=a*s,M=a*h,b=o*s,_=o*h;e[0]=s*l,e[4]=_-x*u,e[8]=b*u+M,e[1]=u,e[5]=a*l,e[9]=-o*l,e[2]=-h*l,e[6]=M*u+b,e[10]=x-_*u}else if("XZY"===t.order){x=a*s,M=a*h,b=o*s,_=o*h;e[0]=s*l,e[4]=-u,e[8]=h*l,e[1]=x*u+_,e[5]=a*l,e[9]=M*u-b,e[2]=b*u-M,e[6]=o*l,e[10]=_*u+x}return e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},makeRotationFromQuaternion:function(t){var e=this.elements,i=t.x,r=t.y,n=t.z,a=t.w,o=i+i,s=r+r,h=n+n,l=i*o,u=i*s,c=i*h,p=r*s,d=r*h,f=n*h,m=a*o,v=a*s,g=a*h;return e[0]=1-(p+f),e[4]=u-g,e[8]=c+v,e[1]=u+g,e[5]=1-(l+f),e[9]=d-m,e[2]=c-v,e[6]=d+m,e[10]=1-(l+p),e[3]=0,e[7]=0,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,this},lookAt:function(t,e,i){void 0===O&&(O=new me.Vector3),void 0===V&&(V=new me.Vector3),void 0===z&&(z=new me.Vector3);var r=this.elements;return z.subVectors(t,e).normalize(),0===z.lengthSq()&&(z.z=1),O.crossVectors(i,z).normalize(),0===O.lengthSq()&&(z.x+=1e-4,O.crossVectors(i,z).normalize()),V.crossVectors(z,O),r[0]=O.x,r[4]=V.x,r[8]=z.x,r[1]=O.y,r[5]=V.y,r[9]=z.y,r[2]=O.z,r[6]=V.z,r[10]=z.z,this},multiply:function(t,e){return void 0!==e?this.multiplyMatrices(t,e):this.multiplyMatrices(this,t)},multiplyMatrices:function(t,e){var i=t.elements,r=e.elements,n=this.elements,a=i[0],o=i[4],s=i[8],h=i[12],l=i[1],u=i[5],c=i[9],p=i[13],d=i[2],f=i[6],m=i[10],v=i[14],g=i[3],y=i[7],x=i[11],M=i[15],b=r[0],_=r[4],S=r[8],w=r[12],E=r[1],T=r[5],A=r[9],L=r[13],R=r[2],C=r[6],U=r[10],F=r[14],P=r[3],N=r[7],D=r[11],B=r[15];return n[0]=a*b+o*E+s*R+h*P,n[4]=a*_+o*T+s*C+h*N,n[8]=a*S+o*A+s*U+h*D,n[12]=a*w+o*L+s*F+h*B,n[1]=l*b+u*E+c*R+p*P,n[5]=l*_+u*T+c*C+p*N,n[9]=l*S+u*A+c*U+p*D,n[13]=l*w+u*L+c*F+p*B,n[2]=d*b+f*E+m*R+v*P,n[6]=d*_+f*T+m*C+v*N,n[10]=d*S+f*A+m*U+v*D,n[14]=d*w+f*L+m*F+v*B,n[3]=g*b+y*E+x*R+M*P,n[7]=g*_+y*T+x*C+M*N,n[11]=g*S+y*A+x*U+M*D,n[15]=g*w+y*L+x*F+M*B,this},multiplyToArray:function(t,e,i){var r=this.elements;return this.multiplyMatrices(t,e),i[0]=r[0],i[1]=r[1],i[2]=r[2],i[3]=r[3],i[4]=r[4],i[5]=r[5],i[6]=r[6],i[7]=r[7],i[8]=r[8],i[9]=r[9],i[10]=r[10],i[11]=r[11],i[12]=r[12],i[13]=r[13],i[14]=r[14],i[15]=r[15],this},multiplyScalar:function(t){var 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},applyToVector3Array:function(t,e,i){void 0===I&&(I=new me.Vector3),void 0===e&&(e=0),void 0===i&&(i=t.length);for(var r=0,n=e;r<i;r+=3,n+=3)I.fromArray(t,n),I.applyMatrix4(this),I.toArray(t,n);return t},applyToBuffer:function(t,e,i){void 0===B&&(B=new me.Vector3),void 0===e&&(e=0),void 0===i&&(i=t.length/t.itemSize);for(var r=0,n=e;r<i;r++,n++)B.x=t.getX(n),B.y=t.getY(n),B.z=t.getZ(n),B.applyMatrix4(this),t.setXYZ(B.x,B.y,B.z);return t},determinant:function(){var t=this.elements,e=t[0],i=t[4],r=t[8],n=t[12],a=t[1],o=t[5],s=t[9],h=t[13],l=t[2],u=t[6],c=t[10],p=t[14];return t[3]*(+n*s*u-r*h*u-n*o*c+i*h*c+r*o*p-i*s*p)+t[7]*(+e*s*p-e*h*c+n*a*c-r*a*p+r*h*l-n*s*l)+t[11]*(+e*h*u-e*o*p-n*a*u+i*a*p+n*o*l-i*h*l)+t[15]*(-r*o*l-e*s*u+e*o*c+r*a*u-i*a*c+i*s*l)},transpose:function(){var 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},flattenToArrayOffset:function(t,e){var 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},getPosition:function(){return void 0===D&&(D=new me.Vector3),D.setFromMatrixColumn(this,3)},setPosition:function(t){var e=this.elements;return e[12]=t.x,e[13]=t.y,e[14]=t.z,this},getInverse:function(t,e){var i=this.elements,r=t.elements,n=r[0],a=r[1],o=r[2],s=r[3],h=r[4],l=r[5],u=r[6],c=r[7],p=r[8],d=r[9],f=r[10],m=r[11],v=r[12],g=r[13],y=r[14],x=r[15],M=d*y*c-g*f*c+g*u*m-l*y*m-d*u*x+l*f*x,b=v*f*c-p*y*c-v*u*m+h*y*m+p*u*x-h*f*x,_=p*g*c-v*d*c+v*l*m-h*g*m-p*l*x+h*d*x,S=v*d*u-p*g*u-v*l*f+h*g*f+p*l*y-h*d*y,w=n*M+a*b+o*_+s*S;if(0!==w)return i[0]=M,i[1]=g*f*s-d*y*s-g*o*m+a*y*m+d*o*x-a*f*x,i[2]=l*y*s-g*u*s+g*o*c-a*y*c-l*o*x+a*u*x,i[3]=d*u*s-l*f*s-d*o*c+a*f*c+l*o*m-a*u*m,i[4]=b,i[5]=p*y*s-v*f*s+v*o*m-n*y*m-p*o*x+n*f*x,i[6]=v*u*s-h*y*s-v*o*c+n*y*c+h*o*x-n*u*x,i[7]=h*f*s-p*u*s+p*o*c-n*f*c-h*o*m+n*u*m,i[8]=_,i[9]=v*d*s-p*g*s-v*a*m+n*g*m+p*a*x-n*d*x,i[10]=h*g*s-v*l*s+v*a*c-n*g*c-h*a*x+n*l*x,i[11]=p*l*s-h*d*s-p*a*c+n*d*c+h*a*m-n*l*m,i[12]=S,i[13]=p*g*o-v*d*o+v*a*f-n*g*f-p*a*y+n*d*y,i[14]=v*l*o-h*g*o-v*a*u+n*g*u+h*a*y-n*l*y,i[15]=h*d*o-p*l*o+p*a*u-n*d*u-h*a*f+n*l*f,this.multiplyScalar(1/w);if(e)throw new Error("THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0");return this.identity()},scale:function(t){var e=this.elements,i=t.x,r=t.y,n=t.z;return e[0]*=i,e[4]*=r,e[8]*=n,e[1]*=i,e[5]*=r,e[9]*=n,e[2]*=i,e[6]*=r,e[10]*=n,e[3]*=i,e[7]*=r,e[11]*=n,this},getMaxScaleOnAxis:function(){var t=this.elements,e=t[0]*t[0]+t[1]*t[1]+t[2]*t[2],i=t[4]*t[4]+t[5]*t[5]+t[6]*t[6],r=t[8]*t[8]+t[9]*t[9]+t[10]*t[10];return Math.sqrt(Math.max(e,i,r))},makeTranslation:function(t,e,i){return this.set(1,0,0,t,0,1,0,e,0,0,1,i,0,0,0,1),this},makeRotationX:function(t){var 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:function(t){var 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:function(t){var 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:function(t,e){var i=Math.cos(e),r=Math.sin(e),n=1-i,a=t.x,o=t.y,s=t.z,h=n*a,l=n*o;return this.set(h*a+i,h*o-r*s,h*s+r*o,0,h*o+r*s,l*o+i,l*s-r*a,0,h*s-r*o,l*s+r*a,n*s*s+i,0,0,0,0,1),this},makeScale:function(t,e,i){return this.set(t,0,0,0,0,e,0,0,0,0,i,0,0,0,0,1),this},compose:function(t,e,i){return this.makeRotationFromQuaternion(e),this.scale(i),this.setPosition(t),this},decompose:function(t,e,i){void 0===P&&(P=new me.Vector3),void 0===N&&(N=new me.Matrix4);var r=this.elements,n=P.set(r[0],r[1],r[2]).length(),a=P.set(r[4],r[5],r[6]).length(),o=P.set(r[8],r[9],r[10]).length();this.determinant()<0&&(n=-n),t.x=r[12],t.y=r[13],t.z=r[14],N.elements.set(this.elements);var s=1/n,h=1/a,l=1/o;return N.elements[0]*=s,N.elements[1]*=s,N.elements[2]*=s,N.elements[4]*=h,N.elements[5]*=h,N.elements[6]*=h,N.elements[8]*=l,N.elements[9]*=l,N.elements[10]*=l,e.setFromRotationMatrix(N),i.x=n,i.y=a,i.z=o,this},makeFrustum:function(t,e,i,r,n,a){var o=this.elements,s=2*n/(e-t),h=2*n/(r-i),l=(e+t)/(e-t),u=(r+i)/(r-i),c=-(a+n)/(a-n),p=-2*a*n/(a-n);return o[0]=s,o[4]=0,o[8]=l,o[12]=0,o[1]=0,o[5]=h,o[9]=u,o[13]=0,o[2]=0,o[6]=0,o[10]=c,o[14]=p,o[3]=0,o[7]=0,o[11]=-1,o[15]=0,this},makePerspective:function(t,e,i,r){var n=i*Math.tan(me.Math.degToRad(.5*t)),a=-n,o=a*e,s=n*e;return this.makeFrustum(o,s,a,n,i,r)},makeOrthographic:function(t,e,i,r,n,a){var o=this.elements,s=1/(e-t),h=1/(i-r),l=1/(a-n),u=(e+t)*s,c=(i+r)*h,p=(a+n)*l;return o[0]=2*s,o[4]=0,o[8]=0,o[12]=-u,o[1]=0,o[5]=2*h,o[9]=0,o[13]=-c,o[2]=0,o[6]=0,o[10]=-2*l,o[14]=-p,o[3]=0,o[7]=0,o[11]=0,o[15]=1,this},equals:function(t){for(var e=this.elements,i=t.elements,r=0;r<16;r++)if(e[r]!==i[r])return!1;return!0},fromArray:function(t){return this.elements.set(t),this},toArray:function(){var t=this.elements;return[t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8],t[9],t[10],t[11],t[12],t[13],t[14],t[15]]}},me.Plane=function(t,e){this.normal=void 0!==t?t:new me.Vector3(1,0,0),this.constant=void 0!==e?e:0},me.Plane.prototype={constructor:me.Plane,set:function(t,e){return this.normal.copy(t),this.constant=e,this},setComponents:function(t,e,i,r){return this.normal.set(t,e,i),this.constant=r,this},setFromNormalAndCoplanarPoint:function(t,e){return this.normal.copy(t),this.constant=-e.dot(this.normal),this},setFromCoplanarPoints:(H=new me.Vector3,q=new me.Vector3,function(t,e,i){var r=H.subVectors(i,e).cross(q.subVectors(t,e)).normalize();return this.setFromNormalAndCoplanarPoint(r,t),this}),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.normal.copy(t.normal),this.constant=t.constant,this},normalize:function(){var t=1/this.normal.length();return this.normal.multiplyScalar(t),this.constant*=t,this},negate:function(){return this.constant*=-1,this.normal.negate(),this},distanceToPoint:function(t){return this.normal.dot(t)+this.constant},distanceToSphere:function(t){return this.distanceToPoint(t.center)-t.radius},projectPoint:function(t,e){return this.orthoPoint(t,e).sub(t).negate()},orthoPoint:function(t,e){var i=this.distanceToPoint(t);return(e||new me.Vector3).copy(this.normal).multiplyScalar(i)},intersectLine:(X=new me.Vector3,function(t,e){var i=e||new me.Vector3,r=t.delta(X),n=this.normal.dot(r);if(0===n)return 0===this.distanceToPoint(t.start)?i.copy(t.start):void 0;var a=-(t.start.dot(this.normal)+this.constant)/n;return a<0||1<a?void 0:i.copy(r).multiplyScalar(a).add(t.start)}),intersectsLine:function(t){var e=this.distanceToPoint(t.start),i=this.distanceToPoint(t.end);return e<0&&0<i||i<0&&0<e},intersectsBox:function(t){return t.intersectsPlane(this)},intersectsSphere:function(t){return t.intersectsPlane(this)},coplanarPoint:function(t){return(t||new me.Vector3).copy(this.normal).multiplyScalar(-this.constant)},applyMatrix4:(k=new me.Vector3,W=new me.Vector3,j=new me.Matrix3,function(t,e){var i=e||j.getNormalMatrix(t),r=k.copy(this.normal).applyMatrix3(i),n=this.coplanarPoint(W);return n.applyMatrix4(t),this.setFromNormalAndCoplanarPoint(r,n),this}),translate:function(t){return this.constant=this.constant-t.dot(this.normal),this},equals:function(t){return t.normal.equals(this.normal)&&t.constant===this.constant}},me.Quaternion=function(t,e,i,r){this._x=t||0,this._y=e||0,this._z=i||0,this._w=void 0!==r?r:1},me.Quaternion.prototype={constructor:me.Quaternion,get x(){return this._x},set 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i=Math.cos(t._x/2),r=Math.cos(t._y/2),n=Math.cos(t._z/2),a=Math.sin(t._x/2),o=Math.sin(t._y/2),s=Math.sin(t._z/2),h=t.order;return"XYZ"===h?(this._x=a*r*n+i*o*s,this._y=i*o*n-a*r*s,this._z=i*r*s+a*o*n,this._w=i*r*n-a*o*s):"YXZ"===h?(this._x=a*r*n+i*o*s,this._y=i*o*n-a*r*s,this._z=i*r*s-a*o*n,this._w=i*r*n+a*o*s):"ZXY"===h?(this._x=a*r*n-i*o*s,this._y=i*o*n+a*r*s,this._z=i*r*s+a*o*n,this._w=i*r*n-a*o*s):"ZYX"===h?(this._x=a*r*n-i*o*s,this._y=i*o*n+a*r*s,this._z=i*r*s-a*o*n,this._w=i*r*n+a*o*s):"YZX"===h?(this._x=a*r*n+i*o*s,this._y=i*o*n+a*r*s,this._z=i*r*s-a*o*n,this._w=i*r*n-a*o*s):"XZY"===h&&(this._x=a*r*n-i*o*s,this._y=i*o*n-a*r*s,this._z=i*r*s+a*o*n,this._w=i*r*n+a*o*s),!1!==e&&this.onChangeCallback(),this},setFromAxisAngle:function(t,e){var i=e/2,r=Math.sin(i);return this._x=t.x*r,this._y=t.y*r,this._z=t.z*r,this._w=Math.cos(i),this.onChangeCallback(),this},setFromRotationMatrix:function(t){var e,i=t.elements,r=i[0],n=i[4],a=i[8],o=i[1],s=i[5],h=i[9],l=i[2],u=i[6],c=i[10],p=r+s+c;return this._z=0<p?(e=.5/Math.sqrt(p+1),this._w=.25/e,this._x=(u-h)*e,this._y=(a-l)*e,(o-n)*e):s<r&&c<r?(e=2*Math.sqrt(1+r-s-c),this._w=(u-h)/e,this._x=.25*e,this._y=(n+o)/e,(a+l)/e):c<s?(e=2*Math.sqrt(1+s-r-c),this._w=(a-l)/e,this._x=(n+o)/e,this._y=.25*e,(h+u)/e):(e=2*Math.sqrt(1+c-r-s),this._w=(o-n)/e,this._x=(a+l)/e,this._y=(h+u)/e,.25*e),this.onChangeCallback(),this},setFromUnitVectors:function(t,e){return void 0===Y&&(Y=new me.Vector3),(Z=t.dot(e)+1)<1e-6?(Z=0,Math.abs(t.x)>Math.abs(t.z)?Y.set(-t.y,t.x,0):Y.set(0,-t.z,t.y)):Y.crossVectors(t,e),this._x=Y.x,this._y=Y.y,this._z=Y.z,this._w=Z,this.normalize(),this},inverse:function(){return this.conjugate().normalize(),this},conjugate:function(){return this._x*=-1,this._y*=-1,this._z*=-1,this.onChangeCallback(),this},dot:function(t){return this._x*t._x+this._y*t._y+this._z*t._z+this._w*t._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var t=this.length();return this._w=0===t?(this._x=0,this._y=0,this._z=0,1):(t=1/t,this._x=this._x*t,this._y=this._y*t,this._z=this._z*t,this._w*t),this.onChangeCallback(),this},multiply:function(t,e){return void 0!==e?this.multiplyQuaternions(t,e):this.multiplyQuaternions(this,t)},multiplyQuaternions:function(t,e){var i=t._x,r=t._y,n=t._z,a=t._w,o=e._x,s=e._y,h=e._z,l=e._w;return this._x=i*l+a*o+r*h-n*s,this._y=r*l+a*s+n*o-i*h,this._z=n*l+a*h+i*s-r*o,this._w=a*l-i*o-r*s-n*h,this.onChangeCallback(),this},slerp:function(t,e){if(0===e)return this;if(1===e)return this.copy(t);var i=this._x,r=this._y,n=this._z,a=this._w,o=a*t._w+i*t._x+r*t._y+n*t._z;if(o<0?(this._w=-t._w,this._x=-t._x,this._y=-t._y,this._z=-t._z,o=-o):this.copy(t),1<=o)return this._w=a,this._x=i,this._y=r,this._z=n,this;var s=Math.sqrt(1-o*o);if(Math.abs(s)<.001)return this._w=.5*(a+this._w),this._x=.5*(i+this._x),this._y=.5*(r+this._y),this._z=.5*(n+this._z),this;var h=Math.atan2(s,o),l=Math.sin((1-e)*h)/s,u=Math.sin(e*h)/s;return this._w=a*l+this._w*u,this._x=i*l+this._x*u,this._y=r*l+this._y*u,this._z=n*l+this._z*u,this.onChangeCallback(),this},equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._w===this._w},fromArray:function(t,e){return void 0===e&&(e=0),this._x=t[e],this._y=t[e+1],this._z=t[e+2],this._w=t[e+3],this.onChangeCallback(),this},toArray:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._w,t},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}},Object.assign(me.Quaternion,{slerp:function(t,e,i,r){return i.copy(t).slerp(e,r)},slerpFlat:function(t,e,i,r,n,a,o){var s=i[r+0],h=i[r+1],l=i[r+2],u=i[r+3],c=n[a+0],p=n[a+1],d=n[a+2],f=n[a+3];if(u!==f||s!==c||h!==p||l!==d){var m=1-o,v=s*c+h*p+l*d+u*f,g=0<=v?1:-1,y=1-v*v;if(y>Number.EPSILON){var x=Math.sqrt(y),M=Math.atan2(x,v*g);m=Math.sin(m*M)/x,o=Math.sin(o*M)/x}var b=o*g;if(s=s*m+c*b,h=h*m+p*b,l=l*m+d*b,u=u*m+f*b,m===1-o){var _=1/Math.sqrt(s*s+h*h+l*l+u*u);s*=_,h*=_,l*=_,u*=_}}t[e]=s,t[e+1]=h,t[e+2]=l,t[e+3]=u}}),me.Triangle=function(t,e,i){this.a=void 0!==t?t:new me.Vector3,this.b=void 0!==e?e:new me.Vector3,this.c=void 0!==i?i:new me.Vector3},me.Triangle.normal=(Q=new me.Vector3,function(t,e,i,r){var n=r||new me.Vector3;n.subVectors(i,e),Q.subVectors(t,e),n.cross(Q);var a=n.lengthSq();return 0<a?n.multiplyScalar(1/Math.sqrt(a)):n.set(0,0,0)}),me.Triangle.barycoordFromPoint=(J=new me.Vector3,K=new me.Vector3,$=new me.Vector3,function(t,e,i,r,n){J.subVectors(r,e),K.subVectors(i,e),$.subVectors(t,e);var a=J.dot(J),o=J.dot(K),s=J.dot($),h=K.dot(K),l=K.dot($),u=a*h-o*o,c=n||new me.Vector3;if(0===u)return c.set(-2,-1,-1);var p=1/u,d=(h*s-o*l)*p,f=(a*l-o*s)*p;return c.set(1-d-f,f,d)}),me.Triangle.containsPoint=(tt=new me.Vector3,function(t,e,i,r){var n=me.Triangle.barycoordFromPoint(t,e,i,r,tt);return 0<=n.x&&0<=n.y&&n.x+n.y<=1}),me.Triangle.prototype={constructor:me.Triangle,set:function(t,e,i){return this.a.copy(t),this.b.copy(e),this.c.copy(i),this},setFromPointsAndIndices:function(t,e,i,r){return this.a.copy(t[e]),this.b.copy(t[i]),this.c.copy(t[r]),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.a.copy(t.a),this.b.copy(t.b),this.c.copy(t.c),this},area:(et=new me.Vector3,it=new me.Vector3,function(){return et.subVectors(this.c,this.b),it.subVectors(this.a,this.b),.5*et.cross(it).length()}),midpoint:function(t){return(t||new me.Vector3).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(t){return me.Triangle.normal(this.a,this.b,this.c,t)},plane:function(t){return(t||new me.Plane).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(t,e){return me.Triangle.barycoordFromPoint(t,this.a,this.b,this.c,e)},containsPoint:function(t){return me.Triangle.containsPoint(t,this.a,this.b,this.c)},equals:function(t){return t.a.equals(this.a)&&t.b.equals(this.b)&&t.c.equals(this.c)}},me.Box3=function(t,e){this.min=void 0!==t?t:new me.Vector3(1/0,1/0,1/0),this.max=void 0!==e?e:new me.Vector3(-1/0,-1/0,-1/0)},me.Box3.prototype={constructor:me.Box3,set:function(t,e){return this.min.copy(t),this.max.copy(e),this},setFromArray:function(t){this.makeEmpty();for(var e=1/0,i=1/0,r=1/0,n=-1/0,a=-1/0,o=-1/0,s=0,h=t.length;s<h;s+=3){var l=t[s],u=t[s+1],c=t[s+2];l<e&&(e=l),u<i&&(i=u),c<r&&(r=c),n<l&&(n=l),a<u&&(a=u),o<c&&(o=c)}this.min.set(e,i,r),this.max.set(n,a,o)},setFromPoints:function(t){this.makeEmpty();for(var e=0,i=t.length;e<i;e++)this.expandByPoint(t[e]);return this},setFromCenterAndSize:(ht=new me.Vector3,function(t,e){var i=ht.copy(e).multiplyScalar(.5);return this.min.copy(t).sub(i),this.max.copy(t).add(i),this}),setFromObject:function(t){void 0===st&&(st=new me.Box3);var i=this;return this.makeEmpty(),t.updateMatrixWorld(!0),t.traverse(function(t){var e=t.geometry;void 0!==e&&(null===e.boundingBox&&e.computeBoundingBox(),!1===e.boundingBox.isEmpty()&&(st.copy(e.boundingBox),st.applyMatrix4(t.matrixWorld),i.union(st)))}),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.min.copy(t.min),this.max.copy(t.max),this},makeEmpty:function(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this},isEmpty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},center:function(t){return(t||new me.Vector3).addVectors(this.min,this.max).multiplyScalar(.5)},size:function(t){return(t||new me.Vector3).subVectors(this.max,this.min)},expandByPoint:function(t){return this.min.min(t),this.max.max(t),this},expandByVector:function(t){return this.min.sub(t),this.max.add(t),this},expandByScalar:function(t){return this.min.addScalar(-t),this.max.addScalar(t),this},containsPoint:function(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:function(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:function(t,e){return(e||new me.Vector3).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:function(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:function(t){return void 0===ot&&(ot=new me.Vector3),this.clampPoint(t.center,ot),ot.distanceToSquared(t.center)<=t.radius*t.radius},intersectsPlane:function(t){var e,i;return i=0<t.normal.x?(e=t.normal.x*this.min.x,t.normal.x*this.max.x):(e=t.normal.x*this.max.x,t.normal.x*this.min.x),0<t.normal.y?(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),0<t.normal.z?(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},clampPoint:function(t,e){return(e||new me.Vector3).copy(t).clamp(this.min,this.max)},distanceToPoint:(at=new me.Vector3,function(t){return at.copy(t).clamp(this.min,this.max).sub(t).length()}),getBoundingSphere:(nt=new me.Vector3,function(t){var e=t||new me.Sphere;return e.center=this.center(),e.radius=.5*this.size(nt).length(),e}),intersect:function(t){return this.min.max(t.min),this.max.min(t.max),this},union:function(t){return this.min.min(t.min),this.max.max(t.max),this},applyMatrix4:(rt=[new me.Vector3,new me.Vector3,new me.Vector3,new me.Vector3,new me.Vector3,new me.Vector3,new me.Vector3,new me.Vector3],function(t){return rt[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(t),rt[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(t),rt[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(t),rt[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(t),rt[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(t),rt[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(t),rt[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(t),rt[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(t),this.makeEmpty(),this.setFromPoints(rt),this}),translate:function(t){return this.min.add(t),this.max.add(t),this},equals:function(t){return t.min.equals(this.min)&&t.max.equals(this.max)}},me.Euler=function(t,e,i,r){this._x=t||0,this._y=e||0,this._z=i||0,this._order=r||me.Euler.DefaultOrder},me.Euler.RotationOrders=["XYZ","YZX","ZXY","XZY","YXZ","ZYX"],me.Euler.DefaultOrder="XYZ",me.Euler.prototype={constructor:me.Euler,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:function(t,e,i,r){return this._x=t,this._y=e,this._z=i,this._order=r||this._order,this.onChangeCallback(),this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(t){return this._x=t._x,this._y=t._y,this._z=t._z,this._order=t._order,this.onChangeCallback(),this},setFromRotationMatrix:function(t,e,i){var r=me.Math.clamp,n=t.elements,a=n[0],o=n[4],s=n[8],h=n[1],l=n[5],u=n[9],c=n[2],p=n[6],d=n[10];return"XYZ"===(e=e||this._order)?(this._y=Math.asin(r(s,-1,1)),Math.abs(s)<.99999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-o,a)):(this._x=Math.atan2(p,l),this._z=0)):"YXZ"===e?(this._x=Math.asin(-r(u,-1,1)),Math.abs(u)<.99999?(this._y=Math.atan2(s,d),this._z=Math.atan2(h,l)):(this._y=Math.atan2(-c,a),this._z=0)):"ZXY"===e?(this._x=Math.asin(r(p,-1,1)),Math.abs(p)<.99999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-o,l)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===e?(this._y=Math.asin(-r(c,-1,1)),Math.abs(c)<.99999?(this._x=Math.atan2(p,d),this._z=Math.atan2(h,a)):(this._x=0,this._z=Math.atan2(-o,l))):"YZX"===e?(this._z=Math.asin(r(h,-1,1)),Math.abs(h)<.99999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-c,a)):(this._x=0,this._y=Math.atan2(s,d))):"XZY"===e&&(this._z=Math.asin(-r(o,-1,1)),Math.abs(o)<.99999?(this._x=Math.atan2(p,l),this._y=Math.atan2(s,a)):(this._x=Math.atan2(-u,d),this._y=0)),this._order=e,!1!==i&&this.onChangeCallback(),this},setFromQuaternion:function(t,e,i){return void 0===ut&&(ut=new me.Matrix4),ut.makeRotationFromQuaternion(t),this.setFromRotationMatrix(ut,e,i),this},setFromVector3:function(t,e){return this.set(t.x,t.y,t.z,e||this._order)},reorder:(lt=new me.Quaternion,function(t){lt.setFromEuler(this),this.setFromQuaternion(lt,t)}),equals:function(t){return t._x===this._x&&t._y===this._y&&t._z===this._z&&t._order===this._order},fromArray:function(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:function(t,e){return void 0===t&&(t=[]),void 0===e&&(e=0),t[e]=this._x,t[e+1]=this._y,t[e+2]=this._z,t[e+3]=this._order,t},toVector3:function(t){return t?t.set(this._x,this._y,this._z):new me.Vector3(this._x,this._y,this._z)},onChange:function(t){return this.onChangeCallback=t,this},onChangeCallback:function(){}},me.Ray=function(t,e){this.origin=void 0!==t?t:new me.Vector3,this.direction=void 0!==e?e:new me.Vector3},me.Ray.prototype={constructor:me.Ray,set:function(t,e){return this.origin.copy(t),this.direction.copy(e),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.origin.copy(t.origin),this.direction.copy(t.direction),this},at:function(t,e){return(e||new me.Vector3).copy(this.direction).multiplyScalar(t).add(this.origin)},lookAt:function(t){this.direction.copy(t).sub(this.origin).normalize()},recast:(bt=new me.Vector3,function(t){return this.origin.copy(this.at(t,bt)),this}),closestPointToPoint:function(t,e){var i=e||new me.Vector3;i.subVectors(t,this.origin);var r=i.dot(this.direction);return r<0?i.copy(this.origin):i.copy(this.direction).multiplyScalar(r).add(this.origin)},distanceToPoint:function(t){return Math.sqrt(this.distanceSqToPoint(t))},distanceSqToPoint:(Mt=new me.Vector3,function(t){var e=Mt.subVectors(t,this.origin).dot(this.direction);return e<0?this.origin.distanceToSquared(t):(Mt.copy(this.direction).multiplyScalar(e).add(this.origin),Mt.distanceToSquared(t))}),distanceSqToSegment:(gt=new me.Vector3,yt=new me.Vector3,xt=new me.Vector3,function(t,e,i,r){gt.copy(t).add(e).multiplyScalar(.5),yt.copy(e).sub(t).normalize(),xt.copy(this.origin).sub(gt);var n,a,o,s,h=.5*t.distanceTo(e),l=-this.direction.dot(yt),u=xt.dot(this.direction),c=-xt.dot(yt),p=xt.lengthSq(),d=Math.abs(1-l*l);if(0<d)if(a=l*u-c,s=h*d,0<=(n=l*c-u))if(-s<=a)if(a<=s){var f=1/d;o=(n*=f)*(n+l*(a*=f)+2*u)+a*(l*n+a+2*c)+p}else a=h,o=-(n=Math.max(0,-(l*a+u)))*n+a*(a+2*c)+p;else a=-h,o=-(n=Math.max(0,-(l*a+u)))*n+a*(a+2*c)+p;else o=a<=-s?-(n=Math.max(0,-(-l*h+u)))*n+(a=0<n?-h:Math.min(Math.max(-h,-c),h))*(a+2*c)+p:a<=s?(n=0,(a=Math.min(Math.max(-h,-c),h))*(a+2*c)+p):-(n=Math.max(0,-(l*h+u)))*n+(a=0<n?h:Math.min(Math.max(-h,-c),h))*(a+2*c)+p;else a=0<l?-h:h,o=-(n=Math.max(0,-(l*a+u)))*n+a*(a+2*c)+p;return i&&i.copy(this.direction).multiplyScalar(n).add(this.origin),r&&r.copy(yt).multiplyScalar(a).add(gt),o}),intersectSphere:(vt=new me.Vector3,function(t,e){vt.subVectors(t.center,this.origin);var i=vt.dot(this.direction),r=vt.dot(vt)-i*i,n=t.radius*t.radius;if(n<r)return null;var a=Math.sqrt(n-r),o=i-a,s=i+a;return o<0&&s<0?null:o<0?this.at(s,e):this.at(o,e)}),intersectsSphere:function(t){return this.distanceToPoint(t.center)<=t.radius},distanceToPlane:function(t){var e=t.normal.dot(this.direction);if(0===e)return 0===t.distanceToPoint(this.origin)?0:null;var i=-(this.origin.dot(t.normal)+t.constant)/e;return 0<=i?i:null},intersectPlane:function(t,e){var i=this.distanceToPlane(t);return null===i?null:this.at(i,e)},intersectsPlane:function(t){var e=t.distanceToPoint(this.origin);return 0===e||t.normal.dot(this.direction)*e<0},intersectBox:function(t,e){var i,r,n,a,o,s,h=1/this.direction.x,l=1/this.direction.y,u=1/this.direction.z,c=this.origin;return r=0<=h?(i=(t.min.x-c.x)*h,(t.max.x-c.x)*h):(i=(t.max.x-c.x)*h,(t.min.x-c.x)*h),(a=0<=l?(n=(t.min.y-c.y)*l,(t.max.y-c.y)*l):(n=(t.max.y-c.y)*l,(t.min.y-c.y)*l))<i||r<n?null:((i<n||i!=i)&&(i=n),(a<r||r!=r)&&(r=a),(s=0<=u?(o=(t.min.z-c.z)*u,(t.max.z-c.z)*u):(o=(t.max.z-c.z)*u,(t.min.z-c.z)*u))<i||r<o?null:((i<o||i!=i)&&(i=o),(s<r||r!=r)&&(r=s),r<0?null:this.at(0<=i?i:r,e)))},intersectsBox:(mt=new me.Vector3,function(t){return null!==this.intersectBox(t,mt)}),intersectTriangle:(ct=new me.Vector3,pt=new me.Vector3,dt=new me.Vector3,ft=new me.Vector3,function(t,e,i,r,n){pt.subVectors(e,t),dt.subVectors(i,t),ft.crossVectors(pt,dt);var a,o=this.direction.dot(ft);if(0<o){if(r)return null;a=1}else{if(!(o<0))return null;a=-1,o=-o}ct.subVectors(this.origin,t);var s=a*this.direction.dot(dt.crossVectors(ct,dt));if(s<0)return null;var h=a*this.direction.dot(pt.cross(ct));if(h<0)return null;if(o<s+h)return null;var l=-a*ct.dot(ft);return l<0?null:this.at(l/o,n)}),applyMatrix4:function(t){return this.direction.add(this.origin).applyMatrix4(t),this.origin.applyMatrix4(t),this.direction.sub(this.origin),this.direction.normalize(),this},equals:function(t){return t.origin.equals(this.origin)&&t.direction.equals(this.direction)}},me.Sphere=function(t,e){this.center=void 0!==t?t:new me.Vector3,this.radius=void 0!==e?e:0},me.Sphere.prototype={constructor:me.Sphere,set:function(t,e){return this.center.copy(t),this.radius=e,this},setFromPoints:(_t=new me.Box3,function(t,e){var i=this.center;void 0!==e?i.copy(e):_t.setFromPoints(t).center(i);for(var r=0,n=0,a=t.length;n<a;n++)r=Math.max(r,i.distanceToSquared(t[n]));return this.radius=Math.sqrt(r),this}),clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.center.copy(t.center),this.radius=t.radius,this},empty:function(){return this.radius<=0},containsPoint:function(t){return t.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(t){return t.distanceTo(this.center)-this.radius},intersectsSphere:function(t){var e=this.radius+t.radius;return t.center.distanceToSquared(this.center)<=e*e},intersectsBox:function(t){return t.intersectsSphere(this)},intersectsPlane:function(t){return Math.abs(this.center.dot(t.normal)-t.constant)<=this.radius},clampPoint:function(t,e){var i=this.center.distanceToSquared(t),r=e||new me.Vector3;return r.copy(t),i>this.radius*this.radius&&(r.sub(this.center).normalize(),r.multiplyScalar(this.radius).add(this.center)),r},getBoundingBox:function(t){var e=t||new me.Box3;return e.set(this.center,this.center),e.expandByScalar(this.radius),e},applyMatrix4:function(t){return this.center.applyMatrix4(t),this.radius=this.radius*t.getMaxScaleOnAxis(),this},translate:function(t){return this.center.add(t),this},equals:function(t){return t.center.equals(this.center)&&t.radius===this.radius}},me.Frustum=function(t,e,i,r,n,a){this.planes=[void 0!==t?t:new me.Plane,void 0!==e?e:new me.Plane,void 0!==i?i:new me.Plane,void 0!==r?r:new me.Plane,void 0!==n?n:new me.Plane,void 0!==a?a:new me.Plane]},me.Frustum.prototype={constructor:me.Frustum,set:function(t,e,i,r,n,a){var o=this.planes;return o[0].copy(t),o[1].copy(e),o[2].copy(i),o[3].copy(r),o[4].copy(n),o[5].copy(a),this},clone:function(){return(new this.constructor).copy(this)},copy:function(t){for(var e=this.planes,i=0;i<6;i++)e[i].copy(t.planes[i]);return this},setFromMatrix:function(t){var e=this.planes,i=t.elements,r=i[0],n=i[1],a=i[2],o=i[3],s=i[4],h=i[5],l=i[6],u=i[7],c=i[8],p=i[9],d=i[10],f=i[11],m=i[12],v=i[13],g=i[14],y=i[15];return e[0].setComponents(o-r,u-s,f-c,y-m).normalize(),e[1].setComponents(o+r,u+s,f+c,y+m).normalize(),e[2].setComponents(o+n,u+h,f+p,y+v).normalize(),e[3].setComponents(o-n,u-h,f-p,y-v).normalize(),e[4].setComponents(o-a,u-l,f-d,y-g).normalize(),e[5].setComponents(o+a,u+l,f+d,y+g).normalize(),this},intersectsObject:(Et=new me.Sphere,function(t){var e=t.geometry;return null===e.boundingSphere&&e.computeBoundingSphere(),Et.copy(e.boundingSphere),Et.applyMatrix4(t.matrixWorld),this.intersectsSphere(Et)}),intersectsSphere:function(t){for(var e=this.planes,i=t.center,r=-t.radius,n=0;n<6;n++){if(e[n].distanceToPoint(i)<r)return!1}return!0},intersectsBox:(St=new me.Vector3,wt=new me.Vector3,function(t){for(var e=this.planes,i=0;i<6;i++){var r=e[i];St.x=0<r.normal.x?t.min.x:t.max.x,wt.x=0<r.normal.x?t.max.x:t.min.x,St.y=0<r.normal.y?t.min.y:t.max.y,wt.y=0<r.normal.y?t.max.y:t.min.y,St.z=0<r.normal.z?t.min.z:t.max.z,wt.z=0<r.normal.z?t.max.z:t.min.z;var n=r.distanceToPoint(St),a=r.distanceToPoint(wt);if(n<0&&a<0)return!1}return!0}),containsPoint:function(t){for(var e=this.planes,i=0;i<6;i++)if(e[i].distanceToPoint(t)<0)return!1;return!0}},me.EventDispatcher=function(){},me.EventDispatcher.prototype={constructor:me.EventDispatcher,apply:function(t){t.addEventListener=me.EventDispatcher.prototype.addEventListener,t.hasEventListener=me.EventDispatcher.prototype.hasEventListener,t.removeEventListener=me.EventDispatcher.prototype.removeEventListener,t.dispatchEvent=me.EventDispatcher.prototype.dispatchEvent},addEventListener:function(t,e){void 0===this._listeners&&(this._listeners={});var i=this._listeners;void 0===i[t]&&(i[t]=[]),-1===i[t].indexOf(e)&&i[t].push(e)},hasEventListener:function(t,e){if(void 0===this._listeners)return!1;var i=this._listeners;return void 0!==i[t]&&-1!==i[t].indexOf(e)},removeEventListener:function(t,e){if(void 0!==this._listeners){var i=this._listeners[t];if(void 0!==i){var r=i.indexOf(e);-1!==r&&i.splice(r,1)}}},dispatchEvent:function(t){if(void 0!==this._listeners){var e=this._listeners[t.type];if(void 0!==e){t.target=this;for(var i=[],r=e.length,n=0;n<r;n++)i[n]=e[n];for(n=0;n<r;n++)i[n].call(this,t)}}}},me.Layers=function(){this.mask=1},me.Layers.prototype={constructor:me.Layers,set:function(t){this.mask=1<<t},enable:function(t){this.mask|=1<<t},toggle:function(t){this.mask^=1<<t},disable:function(t){this.mask&=~(1<<t)},test:function(t){return 0!=(this.mask&t.mask)}},me.Object3D=function(){Object.defineProperty(this,"id",{value:me.Object3DIdCount++}),this.uuid=me.Math.generateUUID(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=me.Object3D.DefaultUp.clone();var t=new me.Vector3,e=new me.Euler,i=new me.Quaternion,r=new me.Vector3(1,1,1);e.onChange(function(){i.setFromEuler(e,!1)}),i.onChange(function(){e.setFromQuaternion(i,void 0,!1)}),Object.defineProperties(this,{position:{enumerable:!0,value:t},rotation:{enumerable:!0,value:e},quaternion:{enumerable:!0,value:i},scale:{enumerable:!0,value:r},modelViewMatrix:{value:new me.Matrix4},normalMatrix:{value:new me.Matrix3}}),this.rotationAutoUpdate=!0,this.matrix=new me.Matrix4,this.matrixWorld=new me.Matrix4,this.matrixAutoUpdate=me.Object3D.DefaultMatrixAutoUpdate,this.matrixWorldNeedsUpdate=!1,this.layers=new me.Layers,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.userData={}},me.Object3D.DefaultUp=new me.Vector3(0,1,0),me.Object3D.DefaultMatrixAutoUpdate=!0,me.Object3D.prototype={constructor:me.Object3D,applyMatrix:function(t){this.matrix.multiplyMatrices(t,this.matrix),this.matrix.decompose(this.position,this.quaternion,this.scale)},setRotationFromAxisAngle:function(t,e){this.quaternion.setFromAxisAngle(t,e)},setRotationFromEuler:function(t){this.quaternion.setFromEuler(t,!0)},setRotationFromMatrix:function(t){this.quaternion.setFromRotationMatrix(t)},setRotationFromQuaternion:function(t){this.quaternion.copy(t)},rotateOnAxis:(Gt=new me.Quaternion,function(t,e){return Gt.setFromAxisAngle(t,e),this.quaternion.multiply(Gt),this}),rotateX:(zt=new me.Vector3(1,0,0),function(t){return this.rotateOnAxis(zt,t)}),rotateY:(Vt=new me.Vector3(0,1,0),function(t){return this.rotateOnAxis(Vt,t)}),rotateZ:(Ot=new me.Vector3(0,0,1),function(t){return this.rotateOnAxis(Ot,t)}),translateOnAxis:(It=new me.Vector3,function(t,e){return It.copy(t).applyQuaternion(this.quaternion),this.position.add(It.multiplyScalar(e)),this}),translateX:(Bt=new me.Vector3(1,0,0),function(t){return this.translateOnAxis(Bt,t)}),translateY:(Dt=new me.Vector3(0,1,0),function(t){return this.translateOnAxis(Dt,t)}),translateZ:(Nt=new me.Vector3(0,0,1),function(t){return this.translateOnAxis(Nt,t)}),localToWorld:function(t){return t.applyMatrix4(this.matrixWorld)},worldToLocal:(Pt=new me.Matrix4,function(t){return t.applyMatrix4(Pt.getInverse(this.matrixWorld))}),lookAt:(Ft=new me.Matrix4,function(t){Ft.lookAt(t,this.position,this.up),this.quaternion.setFromRotationMatrix(Ft)}),add:function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return t===this||t instanceof me.Object3D&&(null!==t.parent&&t.parent.remove(t),t.parent=this,t.dispatchEvent({type:"added"}),this.children.push(t)),this},remove:function(t){if(1<arguments.length)for(var e=0;e<arguments.length;e++)this.remove(arguments[e]);var i=this.children.indexOf(t);-1!==i&&(t.parent=null,t.dispatchEvent({type:"removed"}),this.children.splice(i,1))},getObjectById:function(t){return this.getObjectByProperty("id",t)},getObjectByName:function(t){return this.getObjectByProperty("name",t)},getObjectByProperty:function(t,e){if(this[t]===e)return this;for(var i=0,r=this.children.length;i<r;i++){var n=this.children[i].getObjectByProperty(t,e);if(void 0!==n)return n}},getWorldPosition:function(t){var e=t||new me.Vector3;return this.updateMatrixWorld(!0),e.setFromMatrixPosition(this.matrixWorld)},getWorldQuaternion:(Ct=new me.Vector3,Ut=new me.Vector3,function(t){var e=t||new me.Quaternion;return this.updateMatrixWorld(!0),this.matrixWorld.decompose(Ct,e,Ut),e}),getWorldRotation:(Rt=new me.Quaternion,function(t){var e=t||new me.Euler;return this.getWorldQuaternion(Rt),e.setFromQuaternion(Rt,this.rotation.order,!1)}),getWorldScale:(At=new me.Vector3,Lt=new me.Quaternion,function(t){var e=t||new me.Vector3;return this.updateMatrixWorld(!0),this.matrixWorld.decompose(At,Lt,e),e}),getWorldDirection:(Tt=new me.Quaternion,function(t){var e=t||new me.Vector3;return this.getWorldQuaternion(Tt),e.set(0,0,1).applyQuaternion(Tt)}),raycast:function(){},traverse:function(t){t(this);for(var e=this.children,i=0,r=e.length;i<r;i++)e[i].traverse(t)},traverseVisible:function(t){if(!1!==this.visible){t(this);for(var e=this.children,i=0,r=e.length;i<r;i++)e[i].traverseVisible(t)}},traverseAncestors:function(t){var e=this.parent;null!==e&&(t(e),e.traverseAncestors(t))},updateMatrix:function(){this.matrix.compose(this.position,this.quaternion,this.scale),this.matrixWorldNeedsUpdate=!0},updateMatrixWorld:function(t){!0===this.matrixAutoUpdate&&this.updateMatrix(),!0!==this.matrixWorldNeedsUpdate&&!0!==t||(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix),t=!(this.matrixWorldNeedsUpdate=!1));for(var e=0,i=this.children.length;e<i;e++)this.children[e].updateMatrixWorld(t)},toJSON:function(t){var e=void 0===t,i={};e&&(t={geometries:{},materials:{},textures:{},images:{}},i.metadata={version:4.4,type:"Object",generator:"Object3D.toJSON"});var r={};if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),"{}"!==JSON.stringify(this.userData)&&(r.userData=this.userData),!0===this.castShadow&&(r.castShadow=!0),!0===this.receiveShadow&&(r.receiveShadow=!0),!1===this.visible&&(r.visible=!1),r.matrix=this.matrix.toArray(),void 0!==this.geometry&&(void 0===t.geometries[this.geometry.uuid]&&(t.geometries[this.geometry.uuid]=this.geometry.toJSON(t)),r.geometry=this.geometry.uuid),void 0!==this.material&&(void 0===t.materials[this.material.uuid]&&(t.materials[this.material.uuid]=this.material.toJSON(t)),r.material=this.material.uuid),0<this.children.length){r.children=[];for(var n=0;n<this.children.length;n++)r.children.push(this.children[n].toJSON(t).object)}if(e){var a=l(t.geometries),o=l(t.materials),s=l(t.textures),h=l(t.images);0<a.length&&(i.geometries=a),0<o.length&&(i.materials=o),0<s.length&&(i.textures=s),0<h.length&&(i.images=h)}return i.object=r,i;function l(t){var e=[];for(var i in t){var r=t[i];delete r.metadata,e.push(r)}return e}},clone:function(t){return(new this.constructor).copy(this,t)},copy:function(t,e){if(void 0===e&&(e=!0),this.name=t.name,this.up.copy(t.up),this.position.copy(t.position),this.quaternion.copy(t.quaternion),this.scale.copy(t.scale),this.rotationAutoUpdate=t.rotationAutoUpdate,this.matrix.copy(t.matrix),this.matrixWorld.copy(t.matrixWorld),this.matrixAutoUpdate=t.matrixAutoUpdate,this.matrixWorldNeedsUpdate=t.matrixWorldNeedsUpdate,this.visible=t.visible,this.castShadow=t.castShadow,this.receiveShadow=t.receiveShadow,this.frustumCulled=t.frustumCulled,this.renderOrder=t.renderOrder,this.userData=JSON.parse(JSON.stringify(t.userData)),!0===e)for(var i=0;i<t.children.length;i++){var r=t.children[i];this.add(r.clone())}return this}},me.EventDispatcher.prototype.apply(me.Object3D.prototype),me.Object3DIdCount=0,me.Face3=function(t,e,i,r,n,a){this.a=t,this.b=e,this.c=i,this.normal=r instanceof me.Vector3?r:new me.Vector3,this.vertexNormals=Array.isArray(r)?r:[],this.color=n instanceof me.Color?n:new me.Color,this.vertexColors=Array.isArray(n)?n:[],this.materialIndex=void 0!==a?a:0},me.Face3.prototype={constructor:me.Face3,clone:function(){return(new this.constructor).copy(this)},copy:function(t){this.a=t.a,this.b=t.b,this.c=t.c,this.normal.copy(t.normal),this.color.copy(t.color),this.materialIndex=t.materialIndex;for(var e=0,i=t.vertexNormals.length;e<i;e++)this.vertexNormals[e]=t.vertexNormals[e].clone();for(e=0,i=t.vertexColors.length;e<i;e++)this.vertexColors[e]=t.vertexColors[e].clone();return this}},me.BufferAttribute=function(t,e){this.uuid=me.Math.generateUUID(),this.array=t,this.itemSize=e,this.dynamic=!1,this.updateRange={offset:0,count:-1},this.version=0},me.BufferAttribute.prototype={constructor:me.BufferAttribute,get count(){return this.array.length/this.itemSize},set needsUpdate(t){!0===t&&this.version++},setDynamic:function(t){return this.dynamic=t,this},copy:function(t){return this.array=new t.array.constructor(t.array),this.itemSize=t.itemSize,this.dynamic=t.dynamic,this},copyAt:function(t,e,i){t*=this.itemSize,i*=e.itemSize;for(var r=0,n=this.itemSize;r<n;r++)this.array[t+r]=e.array[i+r];return this},copyArray:function(t){return this.array.set(t),this},copyColorsArray:function(t){for(var e=this.array,i=0,r=0,n=t.length;r<n;r++){var a=t[r];void 0===a&&(a=new me.Color),e[i++]=a.r,e[i++]=a.g,e[i++]=a.b}return this},copyIndicesArray:function(t){for(var e=this.array,i=0,r=0,n=t.length;r<n;r++){var a=t[r];e[i++]=a.a,e[i++]=a.b,e[i++]=a.c}return this},copyVector2sArray:function(t){for(var e=this.array,i=0,r=0,n=t.length;r<n;r++){var a=t[r];void 0===a&&(a=new me.Vector2),e[i++]=a.x,e[i++]=a.y}return this},copyVector3sArray:function(t){for(var e=this.array,i=0,r=0,n=t.length;r<n;r++){var a=t[r];void 0===a&&(a=new me.Vector3),e[i++]=a.x,e[i++]=a.y,e[i++]=a.z}return this},copyVector4sArray:function(t){for(var e=this.array,i=0,r=0,n=t.length;r<n;r++){var a=t[r];void 0===a&&(a=new me.Vector4),e[i++]=a.x,e[i++]=a.y,e[i++]=a.z,e[i++]=a.w}return this},set:function(t,e){return void 0===e&&(e=0),this.array.set(t,e),this},getX:function(t){return this.array[t*this.itemSize]},setX:function(t,e){return this.array[t*this.itemSize]=e,this},getY:function(t){return this.array[t*this.itemSize+1]},setY:function(t,e){return this.array[t*this.itemSize+1]=e,this},getZ:function(t){return this.array[t*this.itemSize+2]},setZ:function(t,e){return this.array[t*this.itemSize+2]=e,this},getW:function(t){return this.array[t*this.itemSize+3]},setW:function(t,e){return this.array[t*this.itemSize+3]=e,this},setXY:function(t,e,i){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this},setXYZ:function(t,e,i,r){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=r,this},setXYZW:function(t,e,i,r,n){return t*=this.itemSize,this.array[t+0]=e,this.array[t+1]=i,this.array[t+2]=r,this.array[t+3]=n,this},clone:function(){return(new this.constructor).copy(this)}},me.Int8Attribute=function(t,e){return new me.BufferAttribute(new Int8Array(t),e)},me.Uint8Attribute=function(t,e){return new me.BufferAttribute(new Uint8Array(t),e)},me.Uint8ClampedAttribute=function(t,e){return new me.BufferAttribute(new Uint8ClampedArray(t),e)},me.Int16Attribute=function(t,e){return new me.BufferAttribute(new Int16Array(t),e)},me.Uint16Attribute=function(t,e){return new me.BufferAttribute(new Uint16Array(t),e)},me.Int32Attribute=function(t,e){return new me.BufferAttribute(new Int32Array(t),e)},me.Uint32Attribute=function(t,e){return new me.BufferAttribute(new Uint32Array(t),e)},me.Float32Attribute=function(t,e){return new me.BufferAttribute(new Float32Array(t),e)},me.Float64Attribute=function(t,e){return new me.BufferAttribute(new Float64Array(t),e)},me.DynamicBufferAttribute=function(t,e){return new me.BufferAttribute(t,e).setDynamic(!0)},me.InstancedBufferAttribute=function(t,e,i){me.BufferAttribute.call(this,t,e),this.meshPerAttribute=i||1},me.InstancedBufferAttribute.prototype=Object.create(me.BufferAttribute.prototype),me.InstancedBufferAttribute.prototype.constructor=me.InstancedBufferAttribute,me.InstancedBufferAttribute.prototype.copy=function(t){return me.BufferAttribute.prototype.copy.call(this,t),this.meshPerAttribute=t.meshPerAttribute,this},me.BufferGeometry=function(){Object.defineProperty(this,"id",{value:me.GeometryIdCount++}),this.uuid=me.Math.generateUUID(),this.name="",this.type="BufferGeometry",this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0}},me.BufferGeometry.prototype={constructor:me.BufferGeometry,getIndex:function(){return this.index},setIndex:function(t){this.index=t},addAttribute:function(t,e){if(e instanceof me.BufferAttribute!=!1||e instanceof me.InterleavedBufferAttribute!=!1){if("index"!==t)return this.attributes[t]=e,this;this.setIndex(e)}else this.addAttribute(t,new me.BufferAttribute(e,arguments[2]))},getAttribute:function(t){return this.attributes[t]},removeAttribute:function(t){return delete this.attributes[t],this},addGroup:function(t,e,i){this.groups.push({start:t,count:e,materialIndex:void 0!==i?i:0})},clearGroups:function(){this.groups=[]},setDrawRange:function(t,e){this.drawRange.start=t,this.drawRange.count=e},applyMatrix:function(t){var e=this.attributes.position;void 0!==e&&(t.applyToVector3Array(e.array),e.needsUpdate=!0);var i=this.attributes.normal;void 0!==i&&((new me.Matrix3).getNormalMatrix(t).applyToVector3Array(i.array),i.needsUpdate=!0);return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this},rotateX:function(t){return void 0===Zt&&(Zt=new me.Matrix4),Zt.makeRotationX(t),this.applyMatrix(Zt),this},rotateY:function(t){return void 0===Yt&&(Yt=new me.Matrix4),Yt.makeRotationY(t),this.applyMatrix(Yt),this},rotateZ:function(t){return void 0===qt&&(qt=new me.Matrix4),qt.makeRotationZ(t),this.applyMatrix(qt),this},translate:function(t,e,i){return void 0===Ht&&(Ht=new me.Matrix4),Ht.makeTranslation(t,e,i),this.applyMatrix(Ht),this},scale:function(t,e,i){return void 0===Xt&&(Xt=new me.Matrix4),Xt.makeScale(t,e,i),this.applyMatrix(Xt),this},lookAt:function(t){void 0===jt&&(jt=new me.Object3D),jt.lookAt(t),jt.updateMatrix(),this.applyMatrix(jt.matrix)},center:function(){this.computeBoundingBox();var t=this.boundingBox.center().negate();return this.translate(t.x,t.y,t.z),t},setFromObject:function(t){var e=t.geometry;if(t instanceof me.Points||t instanceof me.Line){var i=new me.Float32Attribute(3*e.vertices.length,3),r=new me.Float32Attribute(3*e.colors.length,3);if(this.addAttribute("position",i.copyVector3sArray(e.vertices)),this.addAttribute("color",r.copyColorsArray(e.colors)),e.lineDistances&&e.lineDistances.length===e.vertices.length){var n=new me.Float32Attribute(e.lineDistances.length,1);this.addAttribute("lineDistance",n.copyArray(e.lineDistances))}null!==e.boundingSphere&&(this.boundingSphere=e.boundingSphere.clone()),null!==e.boundingBox&&(this.boundingBox=e.boundingBox.clone())}else t instanceof me.Mesh&&e instanceof me.Geometry&&this.fromGeometry(e);return this},updateFromObject:function(t){var e,i=t.geometry;if(t instanceof me.Mesh){var r=i.__directGeometry;if(void 0===r)return this.fromGeometry(i);r.verticesNeedUpdate=i.verticesNeedUpdate,r.normalsNeedUpdate=i.normalsNeedUpdate,r.colorsNeedUpdate=i.colorsNeedUpdate,r.uvsNeedUpdate=i.uvsNeedUpdate,r.groupsNeedUpdate=i.groupsNeedUpdate,i.verticesNeedUpdate=!1,i.normalsNeedUpdate=!1,i.colorsNeedUpdate=!1,i.uvsNeedUpdate=!1,i.groupsNeedUpdate=!1,i=r}!0===i.verticesNeedUpdate&&(void 0!==(e=this.attributes.position)&&(e.copyVector3sArray(i.vertices),e.needsUpdate=!0),i.verticesNeedUpdate=!1);!0===i.normalsNeedUpdate&&(void 0!==(e=this.attributes.normal)&&(e.copyVector3sArray(i.normals),e.needsUpdate=!0),i.normalsNeedUpdate=!1);!0===i.colorsNeedUpdate&&(void 0!==(e=this.attributes.color)&&(e.copyColorsArray(i.colors),e.needsUpdate=!0),i.colorsNeedUpdate=!1);i.uvsNeedUpdate&&(void 0!==(e=this.attributes.uv)&&(e.copyVector2sArray(i.uvs),e.needsUpdate=!0),i.uvsNeedUpdate=!1);i.lineDistancesNeedUpdate&&(void 0!==(e=this.attributes.lineDistance)&&(e.copyArray(i.lineDistances),e.needsUpdate=!0),i.lineDistancesNeedUpdate=!1);return i.groupsNeedUpdate&&(i.computeGroups(t.geometry),this.groups=i.groups,i.groupsNeedUpdate=!1),this},fromGeometry:function(t){return t.__directGeometry=(new me.DirectGeometry).fromGeometry(t),this.fromDirectGeometry(t.__directGeometry)},fromDirectGeometry:function(t){var e=new Float32Array(3*t.vertices.length);if(this.addAttribute("position",new me.BufferAttribute(e,3).copyVector3sArray(t.vertices)),0<t.normals.length){var i=new Float32Array(3*t.normals.length);this.addAttribute("normal",new me.BufferAttribute(i,3).copyVector3sArray(t.normals))}if(0<t.colors.length){var r=new Float32Array(3*t.colors.length);this.addAttribute("color",new me.BufferAttribute(r,3).copyColorsArray(t.colors))}if(0<t.uvs.length){var n=new Float32Array(2*t.uvs.length);this.addAttribute("uv",new me.BufferAttribute(n,2).copyVector2sArray(t.uvs))}if(0<t.uvs2.length){var a=new Float32Array(2*t.uvs2.length);this.addAttribute("uv2",new me.BufferAttribute(a,2).copyVector2sArray(t.uvs2))}if(0<t.indices.length){var o=new(65535<t.vertices.length?Uint32Array:Uint16Array)(3*t.indices.length);this.setIndex(new me.BufferAttribute(o,1).copyIndicesArray(t.indices))}for(var s in this.groups=t.groups,t.morphTargets){for(var h=[],l=t.morphTargets[s],u=0,c=l.length;u<c;u++){var p=l[u],d=new me.Float32Attribute(3*p.length,3);h.push(d.copyVector3sArray(p))}this.morphAttributes[s]=h}if(0<t.skinIndices.length){var f=new me.Float32Attribute(4*t.skinIndices.length,4);this.addAttribute("skinIndex",f.copyVector4sArray(t.skinIndices))}if(0<t.skinWeights.length){var m=new me.Float32Attribute(4*t.skinWeights.length,4);this.addAttribute("skinWeight",m.copyVector4sArray(t.skinWeights))}return null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),this},computeBoundingBox:function(){new me.Vector3;return function(){null===this.boundingBox&&(this.boundingBox=new me.Box3);var t=this.attributes.position.array;t&&this.boundingBox.setFromArray(t),void 0!==t&&0!==t.length||(this.boundingBox.min.set(0,0,0),this.boundingBox.max.set(0,0,0)),isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z)}}(),computeBoundingSphere:(kt=new me.Box3,Wt=new me.Vector3,function(){null===this.boundingSphere&&(this.boundingSphere=new me.Sphere);var t=this.attributes.position.array;if(t){var e=this.boundingSphere.center;kt.setFromArray(t),kt.center(e);for(var i=0,r=0,n=t.length;r<n;r+=3)Wt.fromArray(t,r),i=Math.max(i,e.distanceToSquared(Wt));this.boundingSphere.radius=Math.sqrt(i),isNaN(this.boundingSphere.radius)}}),computeFaceNormals:function(){},computeVertexNormals:function(){var t=this.index,e=this.attributes,i=this.groups;if(e.position){var r=e.position.array;if(void 0===e.normal)this.addAttribute("normal",new me.BufferAttribute(new Float32Array(r.length),3));else for(var n=e.normal.array,a=0,o=n.length;a<o;a++)n[a]=0;var s,h,l,u=e.normal.array,c=new me.Vector3,p=new me.Vector3,d=new me.Vector3,f=new me.Vector3,m=new me.Vector3;if(t){var v=t.array;0===i.length&&this.addGroup(0,v.length);for(var g=0,y=i.length;g<y;++g){var x=i[g],M=x.start;for(a=M,o=M+x.count;a<o;a+=3)s=3*v[a+0],h=3*v[a+1],l=3*v[a+2],c.fromArray(r,s),p.fromArray(r,h),d.fromArray(r,l),f.subVectors(d,p),m.subVectors(c,p),f.cross(m),u[s]+=f.x,u[s+1]+=f.y,u[s+2]+=f.z,u[h]+=f.x,u[h+1]+=f.y,u[h+2]+=f.z,u[l]+=f.x,u[l+1]+=f.y,u[l+2]+=f.z}}else for(a=0,o=r.length;a<o;a+=9)c.fromArray(r,a),p.fromArray(r,a+3),d.fromArray(r,a+6),f.subVectors(d,p),m.subVectors(c,p),f.cross(m),u[a]=f.x,u[a+1]=f.y,u[a+2]=f.z,u[a+3]=f.x,u[a+4]=f.y,u[a+5]=f.z,u[a+6]=f.x,u[a+7]=f.y,u[a+8]=f.z;this.normalizeNormals(),e.normal.needsUpdate=!0}},merge:function(t,e){if(t instanceof me.BufferGeometry!=!1){void 0===e&&(e=0);var i=this.attributes;for(var r in i)if(void 0!==t.attributes[r])for(var n=i[r].array,a=t.attributes[r],o=a.array,s=0,h=a.itemSize*e;s<o.length;s++,h++)n[h]=o[s];return this}},normalizeNormals:function(){for(var t,e,i,r,n=this.attributes.normal.array,a=0,o=n.length;a<o;a+=3)t=n[a],e=n[a+1],i=n[a+2],r=1/Math.sqrt(t*t+e*e+i*i),n[a]*=r,n[a+1]*=r,n[a+2]*=r},toNonIndexed:function(){if(null===this.index)return this;var t=new me.BufferGeometry,e=this.index.array,i=this.attributes;for(var r in i){for(var n=i[r],a=n.array,o=n.itemSize,s=new a.constructor(e.length*o),h=0,l=0,u=0,c=e.length;u<c;u++){h=e[u]*o;for(var p=0;p<o;p++)s[l++]=a[h++]}t.addAttribute(r,new me.BufferAttribute(s,o))}return t},toJSON:function(){var t={metadata:{version:4.4,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var i in e)void 0!==e[i]&&(t[i]=e[i]);return t}t.data={attributes:{}};var r=this.index;if(null!==r){var n=Array.prototype.slice.call(r.array);t.data.index={type:r.array.constructor.name,array:n}}var a=this.attributes;for(var i in a){var o=a[i];n=Array.prototype.slice.call(o.array);t.data.attributes[i]={itemSize:o.itemSize,type:o.array.constructor.name,array:n}}var s=this.groups;0<s.length&&(t.data.groups=JSON.parse(JSON.stringify(s)));var h=this.boundingSphere;return null!==h&&(t.data.boundingSphere={center:h.center.toArray(),radius:h.radius}),t},clone:function(){return(new me.BufferGeometry).copy(this)},copy:function(t){var e=t.index;null!==e&&this.setIndex(e.clone());var i=t.attributes;for(var r in i){var n=i[r];this.addAttribute(r,n.clone())}for(var a=t.groups,o=0,s=a.length;o<s;o++){var h=a[o];this.addGroup(h.start,h.count)}return this},dispose:function(){this.dispatchEvent({type:"dispose"})}},me.EventDispatcher.prototype.apply(me.BufferGeometry.prototype),me.BufferGeometry.MaxIndex=65535,me.InterleavedBufferAttribute=function(t,e,i){this.uuid=me.Math.generateUUID(),this.data=t,this.itemSize=e,this.offset=i},me.InterleavedBufferAttribute.prototype={constructor:me.InterleavedBufferAttribute,get length(){return this.array.length},get count(){return this.data.count},setX:function(t,e){return this.data.array[t*this.data.stride+this.offset]=e,this},setY:function(t,e){return this.data.array[t*this.data.stride+this.offset+1]=e,this},setZ:function(t,e){return this.data.array[t*this.data.stride+this.offset+2]=e,this},setW:function(t,e){return this.data.array[t*this.data.stride+this.offset+3]=e,this},getX:function(t){return this.data.array[t*this.data.stride+this.offset]},getY:function(t){return this.data.array[t*this.data.stride+this.offset+1]},getZ:function(t){return this.data.array[t*this.data.stride+this.offset+2]},getW:function(t){return this.data.array[t*this.data.stride+this.offset+3]},setXY:function(t,e,i){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=i,this},setXYZ:function(t,e,i,r){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=r,this},setXYZW:function(t,e,i,r,n){return t=t*this.data.stride+this.offset,this.data.array[t+0]=e,this.data.array[t+1]=i,this.data.array[t+2]=r,this.data.array[t+3]=n,this}},me.InstancedBufferGeometry=function(){me.BufferGeometry.call(this),this.type="InstancedBufferGeometry",this.maxInstancedCount=void 0},me.InstancedBufferGeometry.prototype=Object.create(me.BufferGeometry.prototype),me.InstancedBufferGeometry.prototype.constructor=me.InstancedBufferGeometry,me.InstancedBufferGeometry.prototype.addGroup=function(t,e,i){this.groups.push({start:t,count:e,instances:i})},me.InstancedBufferGeometry.prototype.copy=function(t){var e=t.index;null!==e&&this.setIndex(e.clone());var i=t.attributes;for(var r in i){var n=i[r];this.addAttribute(r,n.clone())}for(var a=t.groups,o=0,s=a.length;o<s;o++){var h=a[o];this.addGroup(h.start,h.count,h.instances)}return this},me.EventDispatcher.prototype.apply(me.InstancedBufferGeometry.prototype),me.Geometry=function(){Object.defineProperty(this,"id",{value:me.GeometryIdCount++}),this.uuid=me.Math.generateUUID(),this.name="",this.type="Geometry",this.vertices=[],this.colors=[],this.faces=[],this.faceVertexUvs=[[]],this.morphTargets=[],this.morphNormals=[],this.skinWeights=[],this.skinIndices=[],this.lineDistances=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.elementsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.lineDistancesNeedUpdate=!1,this.groupsNeedUpdate=!1},me.Geometry.prototype={constructor:me.Geometry,applyMatrix:function(t){for(var e=(new me.Matrix3).getNormalMatrix(t),i=0,r=this.vertices.length;i<r;i++){this.vertices[i].applyMatrix4(t)}for(i=0,r=this.faces.length;i<r;i++){var n=this.faces[i];n.normal.applyMatrix3(e).normalize();for(var a=0,o=n.vertexNormals.length;a<o;a++)n.vertexNormals[a].applyMatrix3(e).normalize()}return null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this.verticesNeedUpdate=!0,this.normalsNeedUpdate=!0,this},rotateX:function(t){return void 0===ee&&(ee=new me.Matrix4),ee.makeRotationX(t),this.applyMatrix(ee),this},rotateY:function(t){return void 0===te&&(te=new me.Matrix4),te.makeRotationY(t),this.applyMatrix(te),this},rotateZ:function(t){return void 0===$t&&($t=new me.Matrix4),$t.makeRotationZ(t),this.applyMatrix($t),this},translate:function(t,e,i){return void 0===Kt&&(Kt=new me.Matrix4),Kt.makeTranslation(t,e,i),this.applyMatrix(Kt),this},scale:function(t,e,i){return void 0===Jt&&(Jt=new me.Matrix4),Jt.makeScale(t,e,i),this.applyMatrix(Jt),this},lookAt:function(t){void 0===Qt&&(Qt=new me.Object3D),Qt.lookAt(t),Qt.updateMatrix(),this.applyMatrix(Qt.matrix)},fromBufferGeometry:function(t){var s=this,e=null!==t.index?t.index.array:void 0,i=t.attributes,r=i.position.array,h=void 0!==i.normal?i.normal.array:void 0,l=void 0!==i.color?i.color.array:void 0,u=void 0!==i.uv?i.uv.array:void 0,c=void 0!==i.uv2?i.uv2.array:void 0;void 0!==c&&(this.faceVertexUvs[1]=[]);for(var p=[],d=[],f=[],n=0,a=0;n<r.length;n+=3,a+=2)s.vertices.push(new me.Vector3(r[n],r[n+1],r[n+2])),void 0!==h&&p.push(new me.Vector3(h[n],h[n+1],h[n+2])),void 0!==l&&s.colors.push(new me.Color(l[n],l[n+1],l[n+2])),void 0!==u&&d.push(new me.Vector2(u[a],u[a+1])),void 0!==c&&f.push(new me.Vector2(c[a],c[a+1]));function o(t,e,i,r){var n=void 0!==h?[p[t].clone(),p[e].clone(),p[i].clone()]:[],a=void 0!==l?[s.colors[t].clone(),s.colors[e].clone(),s.colors[i].clone()]:[],o=new me.Face3(t,e,i,n,a,r);s.faces.push(o),void 0!==u&&s.faceVertexUvs[0].push([d[t].clone(),d[e].clone(),d[i].clone()]),void 0!==c&&s.faceVertexUvs[1].push([f[t].clone(),f[e].clone(),f[i].clone()])}if(void 0!==e){var m=t.groups;if(0<m.length)for(n=0;n<m.length;n++)for(var v=m[n],g=v.start,y=(a=g,g+v.count);a<y;a+=3)o(e[a],e[a+1],e[a+2],v.materialIndex);else for(n=0;n<e.length;n+=3)o(e[n],e[n+1],e[n+2])}else for(n=0;n<r.length/3;n+=3)o(n,n+1,n+2);return this.computeFaceNormals(),null!==t.boundingBox&&(this.boundingBox=t.boundingBox.clone()),null!==t.boundingSphere&&(this.boundingSphere=t.boundingSphere.clone()),this},center:function(){this.computeBoundingBox();var t=this.boundingBox.center().negate();return this.translate(t.x,t.y,t.z),t},normalize:function(){this.computeBoundingSphere();var t=this.boundingSphere.center,e=this.boundingSphere.radius,i=0===e?1:1/e,r=new me.Matrix4;return r.set(i,0,0,-i*t.x,0,i,0,-i*t.y,0,0,i,-i*t.z,0,0,0,1),this.applyMatrix(r),this},computeFaceNormals:function(){for(var t=new me.Vector3,e=new me.Vector3,i=0,r=this.faces.length;i<r;i++){var n=this.faces[i],a=this.vertices[n.a],o=this.vertices[n.b],s=this.vertices[n.c];t.subVectors(s,o),e.subVectors(a,o),t.cross(e),t.normalize(),n.normal.copy(t)}},computeVertexNormals:function(t){var e,i,r,n,a,o;for(void 0===t&&(t=!0),o=new Array(this.vertices.length),e=0,i=this.vertices.length;e<i;e++)o[e]=new me.Vector3;if(t){var s,h,l,u=new me.Vector3,c=new me.Vector3;for(r=0,n=this.faces.length;r<n;r++)a=this.faces[r],s=this.vertices[a.a],h=this.vertices[a.b],l=this.vertices[a.c],u.subVectors(l,h),c.subVectors(s,h),u.cross(c),o[a.a].add(u),o[a.b].add(u),o[a.c].add(u)}else for(r=0,n=this.faces.length;r<n;r++)o[(a=this.faces[r]).a].add(a.normal),o[a.b].add(a.normal),o[a.c].add(a.normal);for(e=0,i=this.vertices.length;e<i;e++)o[e].normalize();for(r=0,n=this.faces.length;r<n;r++){var p=(a=this.faces[r]).vertexNormals;3===p.length?(p[0].copy(o[a.a]),p[1].copy(o[a.b]),p[2].copy(o[a.c])):(p[0]=o[a.a].clone(),p[1]=o[a.b].clone(),p[2]=o[a.c].clone())}0<this.faces.length&&(this.normalsNeedUpdate=!0)},computeMorphNormals:function(){var t,e,i,r,n;for(i=0,r=this.faces.length;i<r;i++)for((n=this.faces[i]).__originalFaceNormal?n.__originalFaceNormal.copy(n.normal):n.__originalFaceNormal=n.normal.clone(),n.__originalVertexNormals||(n.__originalVertexNormals=[]),t=0,e=n.vertexNormals.length;t<e;t++)n.__originalVertexNormals[t]?n.__originalVertexNormals[t].copy(n.vertexNormals[t]):n.__originalVertexNormals[t]=n.vertexNormals[t].clone();var a=new me.Geometry;for(a.faces=this.faces,t=0,e=this.morphTargets.length;t<e;t++){if(!this.morphNormals[t]){this.morphNormals[t]={},this.morphNormals[t].faceNormals=[],this.morphNormals[t].vertexNormals=[];var o=this.morphNormals[t].faceNormals,s=this.morphNormals[t].vertexNormals;for(i=0,r=this.faces.length;i<r;i++)h=new me.Vector3,l={a:new me.Vector3,b:new me.Vector3,c:new me.Vector3},o.push(h),s.push(l)}var h,l,u=this.morphNormals[t];for(a.vertices=this.morphTargets[t].vertices,a.computeFaceNormals(),a.computeVertexNormals(),i=0,r=this.faces.length;i<r;i++)n=this.faces[i],h=u.faceNormals[i],l=u.vertexNormals[i],h.copy(n.normal),l.a.copy(n.vertexNormals[0]),l.b.copy(n.vertexNormals[1]),l.c.copy(n.vertexNormals[2])}for(i=0,r=this.faces.length;i<r;i++)(n=this.faces[i]).normal=n.__originalFaceNormal,n.vertexNormals=n.__originalVertexNormals},computeTangents:function(){},computeLineDistances:function(){for(var t=0,e=this.vertices,i=0,r=e.length;i<r;i++)0<i&&(t+=e[i].distanceTo(e[i-1])),this.lineDistances[i]=t},computeBoundingBox:function(){null===this.boundingBox&&(this.boundingBox=new me.Box3),this.boundingBox.setFromPoints(this.vertices)},computeBoundingSphere:function(){null===this.boundingSphere&&(this.boundingSphere=new me.Sphere),this.boundingSphere.setFromPoints(this.vertices)},merge:function(t,e,i){if(t instanceof me.Geometry!=!1){var r,n=this.vertices.length,a=this.vertices,o=t.vertices,s=this.faces,h=t.faces,l=this.faceVertexUvs[0],u=t.faceVertexUvs[0];void 0===i&&(i=0),void 0!==e&&(r=(new me.Matrix3).getNormalMatrix(e));for(var c=0,p=o.length;c<p;c++){var d=o[c].clone();void 0!==e&&d.applyMatrix4(e),a.push(d)}for(c=0,p=h.length;c<p;c++){var f,m,v,g=h[c],y=g.vertexNormals,x=g.vertexColors;(f=new me.Face3(g.a+n,g.b+n,g.c+n)).normal.copy(g.normal),void 0!==r&&f.normal.applyMatrix3(r).normalize();for(var M=0,b=y.length;M<b;M++)m=y[M].clone(),void 0!==r&&m.applyMatrix3(r).normalize(),f.vertexNormals.push(m);f.color.copy(g.color);for(M=0,b=x.length;M<b;M++)v=x[M],f.vertexColors.push(v.clone());f.materialIndex=g.materialIndex+i,s.push(f)}for(c=0,p=u.length;c<p;c++){var _=u[c],S=[];if(void 0!==_){for(M=0,b=_.length;M<b;M++)S.push(_[M].clone());l.push(S)}}}},mergeMesh:function(t){t instanceof me.Mesh!=!1&&(t.matrixAutoUpdate&&t.updateMatrix(),this.merge(t.geometry,t.matrix))},mergeVertices:function(){var t,e,i,r,n,a,o,s,h={},l=[],u=[],c=Math.pow(10,4);for(i=0,r=this.vertices.length;i<r;i++)t=this.vertices[i],void 0===h[e=Math.round(t.x*c)+"_"+Math.round(t.y*c)+"_"+Math.round(t.z*c)]?(h[e]=i,l.push(this.vertices[i]),u[i]=l.length-1):u[i]=u[h[e]];var p=[];for(i=0,r=this.faces.length;i<r;i++){(n=this.faces[i]).a=u[n.a],n.b=u[n.b],n.c=u[n.c],a=[n.a,n.b,n.c];for(var d=0;d<3;d++)if(a[d]===a[(d+1)%3]){p.push(i);break}}for(i=p.length-1;0<=i;i--){var f=p[i];for(this.faces.splice(f,1),o=0,s=this.faceVertexUvs.length;o<s;o++)this.faceVertexUvs[o].splice(f,1)}var m=this.vertices.length-l.length;return this.vertices=l,m},sortFacesByMaterialIndex:function(){for(var t=this.faces,e=t.length,i=0;i<e;i++)t[i]._id=i;t.sort(function(t,e){return t.materialIndex-e.materialIndex});var r,n,a=this.faceVertexUvs[0],o=this.faceVertexUvs[1];a&&a.length===e&&(r=[]),o&&o.length===e&&(n=[]);for(i=0;i<e;i++){var s=t[i]._id;r&&r.push(a[s]),n&&n.push(o[s])}r&&(this.faceVertexUvs[0]=r),n&&(this.faceVertexUvs[1]=n)},toJSON:function(){var t={metadata:{version:4.4,type:"Geometry",generator:"Geometry.toJSON"}};if(t.uuid=this.uuid,t.type=this.type,""!==this.name&&(t.name=this.name),void 0!==this.parameters){var e=this.parameters;for(var i in e)void 0!==e[i]&&(t[i]=e[i]);return t}for(var r=[],n=0;n<this.vertices.length;n++){var a=this.vertices[n];r.push(a.x,a.y,a.z)}var o=[],s=[],h={},l=[],u={},c=[],p={};for(n=0;n<this.faces.length;n++){var d=this.faces[n],f=void 0!==this.faceVertexUvs[0][n],m=0<d.normal.length(),v=0<d.vertexNormals.length,g=1!==d.color.r||1!==d.color.g||1!==d.color.b,y=0<d.vertexColors.length,x=0;if(x=S(x=S(x=S(x=S(x=S(x=S(x=S(x=S(x,0,0),1,!0),2,!1),3,f),4,m),5,v),6,g),7,y),o.push(x),o.push(d.a,d.b,d.c),o.push(d.materialIndex),f){var M=this.faceVertexUvs[0][n];o.push(T(M[0]),T(M[1]),T(M[2]))}if(m&&o.push(w(d.normal)),v){var b=d.vertexNormals;o.push(w(b[0]),w(b[1]),w(b[2]))}if(g&&o.push(E(d.color)),y){var _=d.vertexColors;o.push(E(_[0]),E(_[1]),E(_[2]))}}function S(t,e,i){return i?t|1<<e:t&~(1<<e)}function w(t){var e=t.x.toString()+t.y.toString()+t.z.toString();return void 0!==h[e]||(h[e]=s.length/3,s.push(t.x,t.y,t.z)),h[e]}function E(t){var e=t.r.toString()+t.g.toString()+t.b.toString();return void 0!==u[e]||(u[e]=l.length,l.push(t.getHex())),u[e]}function T(t){var e=t.x.toString()+t.y.toString();return void 0!==p[e]||(p[e]=c.length/2,c.push(t.x,t.y)),p[e]}return t.data={},t.data.vertices=r,t.data.normals=s,0<l.length&&(t.data.colors=l),0<c.length&&(t.data.uvs=[c]),t.data.faces=o,t},clone:function(){return(new me.Geometry).copy(this)},copy:function(t){this.vertices=[],this.faces=[],this.faceVertexUvs=[[]];for(var e=t.vertices,i=0,r=e.length;i<r;i++)this.vertices.push(e[i].clone());var n=t.faces;for(i=0,r=n.length;i<r;i++)this.faces.push(n[i].clone());for(i=0,r=t.faceVertexUvs.length;i<r;i++){var a=t.faceVertexUvs[i];void 0===this.faceVertexUvs[i]&&(this.faceVertexUvs[i]=[]);for(var o=0,s=a.length;o<s;o++){for(var h=a[o],l=[],u=0,c=h.length;u<c;u++){var p=h[u];l.push(p.clone())}this.faceVertexUvs[i].push(l)}}return this},dispose:function(){this.dispatchEvent({type:"dispose"})}},me.EventDispatcher.prototype.apply(me.Geometry.prototype),me.GeometryIdCount=0,me.DirectGeometry=function(){Object.defineProperty(this,"id",{value:me.GeometryIdCount++}),this.uuid=me.Math.generateUUID(),this.name="",this.type="DirectGeometry",this.indices=[],this.vertices=[],this.normals=[],this.colors=[],this.uvs=[],this.uvs2=[],this.groups=[],this.morphTargets={},this.skinWeights=[],this.skinIndices=[],this.boundingBox=null,this.boundingSphere=null,this.verticesNeedUpdate=!1,this.normalsNeedUpdate=!1,this.colorsNeedUpdate=!1,this.uvsNeedUpdate=!1,this.groupsNeedUpdate=!1},me.DirectGeometry.prototype={constructor:me.DirectGeometry,computeBoundingBox:me.Geometry.prototype.computeBoundingBox,computeBoundingSphere:me.Geometry.prototype.computeBoundingSphere,computeFaceNormals:function(){},computeVertexNormals:function(){},computeGroups:function(t){for(var e,i,r=[],n=t.faces,a=0;a<n.length;a++){var o=n[a];o.materialIndex!==i&&(i=o.materialIndex,void 0!==e&&(e.count=3*a-e.start,r.push(e)),e={start:3*a,materialIndex:i})}void 0!==e&&(e.count=3*a-e.start,r.push(e)),this.groups=r},fromGeometry:function(t){var e,i=t.faces,r=t.vertices,n=t.faceVertexUvs,a=n[0]&&0<n[0].length,o=n[1]&&0<n[1].length,s=t.morphTargets,h=s.length;if(0<h){e=[];for(var l=0;l<h;l++)e[l]=[];this.morphTargets.position=e}var u,c=t.morphNormals,p=c.length;if(0<p){u=[];for(l=0;l<p;l++)u[l]=[];this.morphTargets.normal=u}var d=t.skinIndices,f=t.skinWeights,m=d.length===r.length,v=f.length===r.length;for(l=0;l<i.length;l++){var g=i[l];this.vertices.push(r[g.a],r[g.b],r[g.c]);var y=g.vertexNormals;if(3===y.length)this.normals.push(y[0],y[1],y[2]);else{var x=g.normal;this.normals.push(x,x,x)}var M,b=g.vertexColors;if(3===b.length)this.colors.push(b[0],b[1],b[2]);else{var _=g.color;this.colors.push(_,_,_)}if(!0===a)void 0!==(M=n[0][l])?this.uvs.push(M[0],M[1],M[2]):this.uvs.push(new me.Vector2,new me.Vector2,new me.Vector2);if(!0===o)void 0!==(M=n[1][l])?this.uvs2.push(M[0],M[1],M[2]):this.uvs2.push(new me.Vector2,new me.Vector2,new me.Vector2);for(var S=0;S<h;S++){var w=s[S].vertices;e[S].push(w[g.a],w[g.b],w[g.c])}for(S=0;S<p;S++){var E=c[S].vertexNormals[l];u[S].push(E.a,E.b,E.c)}m&&this.skinIndices.push(d[g.a],d[g.b],d[g.c]),v&&this.skinWeights.push(f[g.a],f[g.b],f[g.c])}return this.computeGroups(t),this.verticesNeedUpdate=t.verticesNeedUpdate,this.normalsNeedUpdate=t.normalsNeedUpdate,this.colorsNeedUpdate=t.colorsNeedUpdate,this.uvsNeedUpdate=t.uvsNeedUpdate,this.groupsNeedUpdate=t.groupsNeedUpdate,this},dispose:function(){this.dispatchEvent({type:"dispose"})}},me.EventDispatcher.prototype.apply(me.DirectGeometry.prototype),me.Camera=function(){me.Object3D.call(this),this.type="Camera",this.matrixWorldInverse=new me.Matrix4,this.projectionMatrix=new me.Matrix4},me.Camera.prototype=Object.create(me.Object3D.prototype),me.Camera.prototype.constructor=me.Camera,me.Camera.prototype.getWorldDirection=(ie=new me.Quaternion,function(t){var e=t||new me.Vector3;return this.getWorldQuaternion(ie),e.set(0,0,-1).applyQuaternion(ie)}),me.Camera.prototype.lookAt=(re=new me.Matrix4,function(t){re.lookAt(this.position,t,this.up),this.quaternion.setFromRotationMatrix(re)}),me.Camera.prototype.clone=function(){return(new this.constructor).copy(this)},me.Camera.prototype.copy=function(t){return me.Object3D.prototype.copy.call(this,t),this.matrixWorldInverse.copy(t.matrixWorldInverse),this.projectionMatrix.copy(t.projectionMatrix),this},me.PerspectiveCamera=function(t,e,i,r){me.Camera.call(this),this.type="PerspectiveCamera",this.focalLength=10,this.zoom=1,this.fov=void 0!==t?t:50,this.aspect=void 0!==e?e:1,this.near=void 0!==i?i:.1,this.far=void 0!==r?r:2e3,this.updateProjectionMatrix()},me.PerspectiveCamera.prototype=Object.create(me.Camera.prototype),me.PerspectiveCamera.prototype.constructor=me.PerspectiveCamera,me.PerspectiveCamera.prototype.setLens=function(t,e){void 0===e&&(e=24),this.fov=2*me.Math.radToDeg(Math.atan(e/(2*t))),this.updateProjectionMatrix()},me.PerspectiveCamera.prototype.setViewOffset=function(t,e,i,r,n,a){this.fullWidth=t,this.fullHeight=e,this.x=i,this.y=r,this.width=n,this.height=a,this.updateProjectionMatrix()},me.PerspectiveCamera.prototype.updateProjectionMatrix=function(){var t=me.Math.radToDeg(2*Math.atan(Math.tan(.5*me.Math.degToRad(this.fov))/this.zoom));if(this.fullWidth){var e=this.fullWidth/this.fullHeight,i=Math.tan(me.Math.degToRad(.5*t))*this.near,r=-i,n=e*r,a=e*i,o=Math.abs(a-n),s=Math.abs(i-r);this.projectionMatrix.makeFrustum(n+this.x*o/this.fullWidth,n+(this.x+this.width)*o/this.fullWidth,i-(this.y+this.height)*s/this.fullHeight,i-this.y*s/this.fullHeight,this.near,this.far)}else this.projectionMatrix.makePerspective(t,this.aspect,this.near,this.far)},me.PerspectiveCamera.prototype.copy=function(t){return me.Camera.prototype.copy.call(this,t),this.focalLength=t.focalLength,this.zoom=t.zoom,this.fov=t.fov,this.aspect=t.aspect,this.near=t.near,this.far=t.far,this},me.PerspectiveCamera.prototype.toJSON=function(t){var e=me.Object3D.prototype.toJSON.call(this,t);return e.object.focalLength=this.focalLength,e.object.zoom=this.zoom,e.object.fov=this.fov,e.object.aspect=this.aspect,e.object.near=this.near,e.object.far=this.far,e},me.Light=function(t,e){me.Object3D.call(this),this.type="Light",this.color=new me.Color(t),this.intensity=void 0!==e?e:1,this.receiveShadow=void 0},me.Light.prototype=Object.create(me.Object3D.prototype),me.Light.prototype.constructor=me.Light,me.Light.prototype.copy=function(t){return me.Object3D.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},me.Light.prototype.toJSON=function(t){var e=me.Object3D.prototype.toJSON.call(this,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),e},me.Scene=function(){me.Object3D.call(this),this.type="Scene",this.fog=null,this.overrideMaterial=null,this.autoUpdate=!0},me.Scene.prototype=Object.create(me.Object3D.prototype),me.Scene.prototype.constructor=me.Scene,me.Scene.prototype.copy=function(t,e){return me.Object3D.prototype.copy.call(this,t,e),null!==t.fog&&(this.fog=t.fog.clone()),null!==t.overrideMaterial&&(this.overrideMaterial=t.overrideMaterial.clone()),this.autoUpdate=t.autoUpdate,this.matrixAutoUpdate=t.matrixAutoUpdate,this},me.FogExp2=function(t,e){this.name="",this.color=new me.Color(t),this.density=void 0!==e?e:25e-5},me.FogExp2.prototype.clone=function(){return new me.FogExp2(this.color.getHex(),this.density)},me.ImmediateRenderObject=function(t){me.Object3D.call(this),this.material=t,this.render=function(t){}},me.ImmediateRenderObject.prototype=Object.create(me.Object3D.prototype),me.ImmediateRenderObject.prototype.constructor=me.ImmediateRenderObject,me.SphereBufferGeometry=function(t,e,i,r,n,a,o){me.BufferGeometry.call(this),this.type="SphereBufferGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:i,phiStart:r,phiLength:n,thetaStart:a,thetaLength:o},t=t||50,e=Math.max(3,Math.floor(e)||8),i=Math.max(2,Math.floor(i)||6),r=void 0!==r?r:0,n=void 0!==n?n:2*Math.PI;for(var s=(a=void 0!==a?a:0)+(o=void 0!==o?o:Math.PI),h=(e+1)*(i+1),l=new me.BufferAttribute(new Float32Array(3*h),3),u=new me.BufferAttribute(new Float32Array(3*h),3),c=new me.BufferAttribute(new Float32Array(2*h),2),p=0,d=[],f=new me.Vector3,m=0;m<=i;m++){for(var v=[],g=m/i,y=0;y<=e;y++){var x=y/e,M=-t*Math.cos(r+x*n)*Math.sin(a+g*o),b=t*Math.cos(a+g*o),_=t*Math.sin(r+x*n)*Math.sin(a+g*o);f.set(M,b,_).normalize(),l.setXYZ(p,M,b,_),u.setXYZ(p,f.x,f.y,f.z),c.setXY(p,x,1-g),v.push(p),p++}d.push(v)}var S=[];for(m=0;m<i;m++)for(y=0;y<e;y++){var w=d[m][y+1],E=d[m][y],T=d[m+1][y],A=d[m+1][y+1];(0!==m||0<a)&&S.push(w,E,A),(m!==i-1||s<Math.PI)&&S.push(E,T,A)}this.setIndex(new(65535<l.count?me.Uint32Attribute:me.Uint16Attribute)(S,1)),this.addAttribute("position",l),this.addAttribute("normal",u),this.addAttribute("uv",c),this.boundingSphere=new me.Sphere(new me.Vector3,t)},me.SphereBufferGeometry.prototype=Object.create(me.BufferGeometry.prototype),me.SphereBufferGeometry.prototype.constructor=me.SphereBufferGeometry,me.SphereGeometry=function(t,e,i,r,n,a,o){me.Geometry.call(this),this.type="SphereGeometry",this.parameters={radius:t,widthSegments:e,heightSegments:i,phiStart:r,phiLength:n,thetaStart:a,thetaLength:o},this.fromBufferGeometry(new me.SphereBufferGeometry(t,e,i,r,n,a,o))},me.SphereGeometry.prototype=Object.create(me.Geometry.prototype),me.SphereGeometry.prototype.constructor=me.SphereGeometry,me.Material=function(){Object.defineProperty(this,"id",{value:me.MaterialIdCount++}),this.uuid=me.Math.generateUUID(),this.name="",this.type="Material",this.side=me.FrontSide,this.opacity=1,this.transparent=!1,this.blending=me.NormalBlending,this.blendSrc=me.SrcAlphaFactor,this.blendDst=me.OneMinusSrcAlphaFactor,this.blendEquation=me.AddEquation,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.depthFunc=me.LessEqualDepth,this.depthTest=!0,this.depthWrite=!0,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.alphaTest=0,this.premultipliedAlpha=!1,this.overdraw=0,this.visible=!0,this._needsUpdate=!0},me.Material.prototype={constructor:me.Material,get needsUpdate(){return this._needsUpdate},set needsUpdate(t){!0===t&&this.update(),this._needsUpdate=t},setValues:function(t){if(void 0!==t)for(var e in t){var i=t[e];if(void 0!==i){var r=this[e];void 0!==r&&(r instanceof me.Color?r.set(i):r instanceof me.Vector3&&i instanceof me.Vector3?r.copy(i):this[e]="overdraw"===e?Number(i):i)}}},toJSON:function(t){var e=void 0===t;e&&(t={textures:{},images:{}});var i={metadata:{version:4.4,type:"Material",generator:"Material.toJSON"}};function r(t){var e=[];for(var i in t){var r=t[i];delete r.metadata,e.push(r)}return e}if(i.uuid=this.uuid,i.type=this.type,""!==this.name&&(i.name=this.name),this.color instanceof me.Color&&(i.color=this.color.getHex()),.5!==this.roughness&&(i.roughness=this.roughness),.5!==this.metalness&&(i.metalness=this.metalness),this.emissive instanceof me.Color&&(i.emissive=this.emissive.getHex()),this.specular instanceof me.Color&&(i.specular=this.specular.getHex()),void 0!==this.shininess&&(i.shininess=this.shininess),this.map instanceof me.Texture&&(i.map=this.map.toJSON(t).uuid),this.alphaMap instanceof me.Texture&&(i.alphaMap=this.alphaMap.toJSON(t).uuid),this.lightMap instanceof me.Texture&&(i.lightMap=this.lightMap.toJSON(t).uuid),this.bumpMap instanceof me.Texture&&(i.bumpMap=this.bumpMap.toJSON(t).uuid,i.bumpScale=this.bumpScale),this.normalMap instanceof me.Texture&&(i.normalMap=this.normalMap.toJSON(t).uuid,i.normalScale=this.normalScale.toArray()),this.displacementMap instanceof me.Texture&&(i.displacementMap=this.displacementMap.toJSON(t).uuid,i.displacementScale=this.displacementScale,i.displacementBias=this.displacementBias),this.roughnessMap instanceof me.Texture&&(i.roughnessMap=this.roughnessMap.toJSON(t).uuid),this.metalnessMap instanceof me.Texture&&(i.metalnessMap=this.metalnessMap.toJSON(t).uuid),this.emissiveMap instanceof me.Texture&&(i.emissiveMap=this.emissiveMap.toJSON(t).uuid),this.specularMap instanceof me.Texture&&(i.specularMap=this.specularMap.toJSON(t).uuid),this.envMap instanceof me.Texture&&(i.envMap=this.envMap.toJSON(t).uuid,i.reflectivity=this.reflectivity),void 0!==this.size&&(i.size=this.size),void 0!==this.sizeAttenuation&&(i.sizeAttenuation=this.sizeAttenuation),void 0!==this.vertexColors&&this.vertexColors!==me.NoColors&&(i.vertexColors=this.vertexColors),void 0!==this.shading&&this.shading!==me.SmoothShading&&(i.shading=this.shading),void 0!==this.blending&&this.blending!==me.NormalBlending&&(i.blending=this.blending),void 0!==this.side&&this.side!==me.FrontSide&&(i.side=this.side),this.opacity<1&&(i.opacity=this.opacity),!0===this.transparent&&(i.transparent=this.transparent),0<this.alphaTest&&(i.alphaTest=this.alphaTest),!0===this.premultipliedAlpha&&(i.premultipliedAlpha=this.premultipliedAlpha),!0===this.wireframe&&(i.wireframe=this.wireframe),1<this.wireframeLinewidth&&(i.wireframeLinewidth=this.wireframeLinewidth),e){var n=r(t.textures),a=r(t.images);0<n.length&&(i.textures=n),0<a.length&&(i.images=a)}return i},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.name=t.name,this.side=t.side,this.opacity=t.opacity,this.transparent=t.transparent,this.blending=t.blending,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.depthFunc=t.depthFunc,this.depthTest=t.depthTest,this.depthWrite=t.depthWrite,this.colorWrite=t.colorWrite,this.precision=t.precision,this.polygonOffset=t.polygonOffset,this.polygonOffsetFactor=t.polygonOffsetFactor,this.polygonOffsetUnits=t.polygonOffsetUnits,this.alphaTest=t.alphaTest,this.premultipliedAlpha=t.premultipliedAlpha,this.overdraw=t.overdraw,this.visible=t.visible,this},update:function(){this.dispatchEvent({type:"update"})},dispose:function(){this.dispatchEvent({type:"dispose"})}},me.EventDispatcher.prototype.apply(me.Material.prototype),me.MaterialIdCount=0,me.LineBasicMaterial=function(t){me.Material.call(this),this.type="LineBasicMaterial",this.color=new me.Color(16777215),this.linewidth=1,this.linecap="round",this.linejoin="round",this.blending=me.NormalBlending,this.vertexColors=me.NoColors,this.fog=!0,this.setValues(t)},me.LineBasicMaterial.prototype=Object.create(me.Material.prototype),me.LineBasicMaterial.prototype.constructor=me.LineBasicMaterial,me.LineBasicMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.linecap=t.linecap,this.linejoin=t.linejoin,this.vertexColors=t.vertexColors,this.fog=t.fog,this},me.LineDashedMaterial=function(t){me.Material.call(this),this.type="LineDashedMaterial",this.color=new me.Color(16777215),this.linewidth=1,this.scale=1,this.dashSize=3,this.gapSize=1,this.blending=me.NormalBlending,this.vertexColors=me.NoColors,this.fog=!0,this.setValues(t)},me.LineDashedMaterial.prototype=Object.create(me.Material.prototype),me.LineDashedMaterial.prototype.constructor=me.LineDashedMaterial,me.LineDashedMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.color.copy(t.color),this.linewidth=t.linewidth,this.scale=t.scale,this.dashSize=t.dashSize,this.gapSize=t.gapSize,this.vertexColors=t.vertexColors,this.fog=t.fog,this},me.PointsMaterial=function(t){me.Material.call(this),this.type="PointsMaterial",this.color=new me.Color(16777215),this.map=null,this.size=1,this.sizeAttenuation=!0,this.blending=me.NormalBlending,this.vertexColors=me.NoColors,this.fog=!0,this.setValues(t)},me.PointsMaterial.prototype=Object.create(me.Material.prototype),me.PointsMaterial.prototype.constructor=me.PointsMaterial,me.PointsMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.size=t.size,this.sizeAttenuation=t.sizeAttenuation,this.vertexColors=t.vertexColors,this.fog=t.fog,this},me.MeshDepthMaterial=function(t){me.Material.call(this),this.type="MeshDepthMaterial",this.morphTargets=!1,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(t)},me.MeshDepthMaterial.prototype=Object.create(me.Material.prototype),me.MeshDepthMaterial.prototype.constructor=me.MeshDepthMaterial,me.MeshDepthMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},me.MeshNormalMaterial=function(t){me.Material.call(this,t),this.type="MeshNormalMaterial",this.wireframe=!1,this.wireframeLinewidth=1,this.morphTargets=!1,this.setValues(t)},me.MeshNormalMaterial.prototype=Object.create(me.Material.prototype),me.MeshNormalMaterial.prototype.constructor=me.MeshNormalMaterial,me.MeshNormalMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this},me.ShaderMaterial=function(t){me.Material.call(this),this.type="ShaderMaterial",this.defines={},this.uniforms={},this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.shading=me.SmoothShading,this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.vertexColors=me.NoColors,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.extensions={derivatives:!1,fragDepth:!1,drawBuffers:!1,shaderTextureLOD:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv2:[0,0]},(this.index0AttributeName=void 0)!==t&&(t.attributes,this.setValues(t))},me.ShaderMaterial.prototype=Object.create(me.Material.prototype),me.ShaderMaterial.prototype.constructor=me.ShaderMaterial,me.ShaderMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.fragmentShader=t.fragmentShader,this.vertexShader=t.vertexShader,this.uniforms=me.UniformsUtils.clone(t.uniforms),this.defines=t.defines,this.shading=t.shading,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.fog=t.fog,this.lights=t.lights,this.vertexColors=t.vertexColors,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this.extensions=t.extensions,this},me.ShaderMaterial.prototype.toJSON=function(t){var e=me.Material.prototype.toJSON.call(this,t);return e.uniforms=this.uniforms,e.vertexShader=this.vertexShader,e.fragmentShader=this.fragmentShader,e},me.MeshBasicMaterial=function(t){me.Material.call(this),this.type="MeshBasicMaterial",this.color=new me.Color(16777215),this.map=null,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=me.MultiplyOperation,this.reflectivity=1,this.refractionRatio=.98,this.fog=!0,this.shading=me.SmoothShading,this.blending=me.NormalBlending,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.vertexColors=me.NoColors,this.skinning=!1,this.morphTargets=!1,this.setValues(t)},me.MeshBasicMaterial.prototype=Object.create(me.Material.prototype),me.MeshBasicMaterial.prototype.constructor=me.MeshBasicMaterial,me.MeshBasicMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.color.copy(t.color),this.map=t.map,this.aoMap=t.aoMap,this.aoMapIntensity=t.aoMapIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.fog=t.fog,this.shading=t.shading,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.vertexColors=t.vertexColors,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this},me.MeshLambertMaterial=function(t){me.Material.call(this),this.type="MeshLambertMaterial",this.color=new me.Color(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new me.Color(0),this.emissiveIntensity=1,this.emissiveMap=null,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=me.MultiplyOperation,this.reflectivity=1,this.refractionRatio=.98,this.fog=!0,this.blending=me.NormalBlending,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.vertexColors=me.NoColors,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)},me.MeshLambertMaterial.prototype=Object.create(me.Material.prototype),me.MeshLambertMaterial.prototype.constructor=me.MeshLambertMaterial,me.MeshLambertMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,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.emissive.copy(t.emissive),this.emissiveMap=t.emissiveMap,this.emissiveIntensity=t.emissiveIntensity,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.fog=t.fog,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.vertexColors=t.vertexColors,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},me.MeshStandardMaterial=function(t){me.Material.call(this),this.type="MeshStandardMaterial",this.color=new me.Color(16777215),this.roughness=.5,this.metalness=.5,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new me.Color(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalScale=new me.Vector2(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapIntensity=1,this.refractionRatio=.98,this.fog=!0,this.shading=me.SmoothShading,this.blending=me.NormalBlending,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.vertexColors=me.NoColors,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)},me.MeshStandardMaterial.prototype=Object.create(me.Material.prototype),me.MeshStandardMaterial.prototype.constructor=me.MeshStandardMaterial,me.MeshStandardMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),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.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.envMapIntensity=t.envMapIntensity,this.refractionRatio=t.refractionRatio,this.fog=t.fog,this.shading=t.shading,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.vertexColors=t.vertexColors,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},me.MeshPhongMaterial=function(t){me.Material.call(this),this.type="MeshPhongMaterial",this.color=new me.Color(16777215),this.specular=new me.Color(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new me.Color(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalScale=new me.Vector2(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.combine=me.MultiplyOperation,this.reflectivity=1,this.refractionRatio=.98,this.fog=!0,this.shading=me.SmoothShading,this.blending=me.NormalBlending,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.vertexColors=me.NoColors,this.skinning=!1,this.morphTargets=!1,this.morphNormals=!1,this.setValues(t)},me.MeshPhongMaterial.prototype=Object.create(me.Material.prototype),me.MeshPhongMaterial.prototype.constructor=me.MeshPhongMaterial,me.MeshPhongMaterial.prototype.copy=function(t){return me.Material.prototype.copy.call(this,t),this.color.copy(t.color),this.specular.copy(t.specular),this.shininess=t.shininess,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.normalScale.copy(t.normalScale),this.displacementMap=t.displacementMap,this.displacementScale=t.displacementScale,this.displacementBias=t.displacementBias,this.specularMap=t.specularMap,this.alphaMap=t.alphaMap,this.envMap=t.envMap,this.combine=t.combine,this.reflectivity=t.reflectivity,this.refractionRatio=t.refractionRatio,this.fog=t.fog,this.shading=t.shading,this.wireframe=t.wireframe,this.wireframeLinewidth=t.wireframeLinewidth,this.wireframeLinecap=t.wireframeLinecap,this.wireframeLinejoin=t.wireframeLinejoin,this.vertexColors=t.vertexColors,this.skinning=t.skinning,this.morphTargets=t.morphTargets,this.morphNormals=t.morphNormals,this},me.MultiMaterial=function(t){this.uuid=me.Math.generateUUID(),this.type="MultiMaterial",this.materials=t instanceof Array?t:[],this.visible=!0},me.MultiMaterial.prototype={constructor:me.MultiMaterial,toJSON:function(t){for(var e={metadata:{version:4.2,type:"material",generator:"MaterialExporter"},uuid:this.uuid,type:this.type,materials:[]},i=this.materials,r=0,n=i.length;r<n;r++){var a=i[r].toJSON(t);delete a.metadata,e.materials.push(a)}return e.visible=this.visible,e},clone:function(){for(var t=new this.constructor,e=0;e<this.materials.length;e++)t.materials.push(this.materials[e].clone());return t.visible=this.visible,t}},me.RawShaderMaterial=function(t){me.ShaderMaterial.call(this,t),this.type="RawShaderMaterial"},me.RawShaderMaterial.prototype=Object.create(me.ShaderMaterial.prototype),me.RawShaderMaterial.prototype.constructor=me.RawShaderMaterial,me.Texture=function(t,e,i,r,n,a,o,s,h){Object.defineProperty(this,"id",{value:me.TextureIdCount++}),this.uuid=me.Math.generateUUID(),this.name="",this.sourceFile="",this.image=void 0!==t?t:me.Texture.DEFAULT_IMAGE,this.mipmaps=[],this.mapping=void 0!==e?e:me.Texture.DEFAULT_MAPPING,this.wrapS=void 0!==i?i:me.ClampToEdgeWrapping,this.wrapT=void 0!==r?r:me.ClampToEdgeWrapping,this.magFilter=void 0!==n?n:me.LinearFilter,this.minFilter=void 0!==a?a:me.LinearMipMapLinearFilter,this.anisotropy=void 0!==h?h:1,this.format=void 0!==o?o:me.RGBAFormat,this.type=void 0!==s?s:me.UnsignedByteType,this.offset=new me.Vector2(0,0),this.repeat=new me.Vector2(1,1),this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.encoding=me.LinearEncoding,this.version=0,this.onUpdate=null},me.Texture.DEFAULT_IMAGE=void 0,me.Texture.DEFAULT_MAPPING=me.UVMapping,me.Texture.prototype={constructor:me.Texture,set needsUpdate(t){!0===t&&this.version++},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.image=t.image,this.mipmaps=t.mipmaps.slice(0),this.mapping=t.mapping,this.wrapS=t.wrapS,this.wrapT=t.wrapT,this.magFilter=t.magFilter,this.minFilter=t.minFilter,this.anisotropy=t.anisotropy,this.format=t.format,this.type=t.type,this.offset.copy(t.offset),this.repeat.copy(t.repeat),this.generateMipmaps=t.generateMipmaps,this.premultiplyAlpha=t.premultiplyAlpha,this.flipY=t.flipY,this.unpackAlignment=t.unpackAlignment,this.encoding=t.encoding,this},toJSON:function(t){if(void 0!==t.textures[this.uuid])return t.textures[this.uuid];var e,i,r={metadata:{version:4.4,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy};if(void 0!==this.image){var n=this.image;void 0===n.uuid&&(n.uuid=me.Math.generateUUID()),void 0===t.images[n.uuid]&&(t.images[n.uuid]={uuid:n.uuid,url:(e=n,void 0!==e.toDataURL?i=e:((i=document.createElement("canvas")).width=e.width,i.height=e.height,i.getContext("2d").drawImage(e,0,0,e.width,e.height)),2048<i.width||2048<i.height?i.toDataURL("image/jpeg",.6):i.toDataURL("image/png"))}),r.image=n.uuid}return t.textures[this.uuid]=r},dispose:function(){this.dispatchEvent({type:"dispose"})},transformUv:function(t){if(this.mapping===me.UVMapping){if(t.multiply(this.repeat),t.add(this.offset),t.x<0||1<t.x)switch(this.wrapS){case me.RepeatWrapping:t.x=t.x-Math.floor(t.x);break;case me.ClampToEdgeWrapping:t.x=t.x<0?0:1;break;case me.MirroredRepeatWrapping:1===Math.abs(Math.floor(t.x)%2)?t.x=Math.ceil(t.x)-t.x:t.x=t.x-Math.floor(t.x)}if(t.y<0||1<t.y)switch(this.wrapT){case me.RepeatWrapping:t.y=t.y-Math.floor(t.y);break;case me.ClampToEdgeWrapping:t.y=t.y<0?0:1;break;case me.MirroredRepeatWrapping:1===Math.abs(Math.floor(t.y)%2)?t.y=Math.ceil(t.y)-t.y:t.y=t.y-Math.floor(t.y)}this.flipY&&(t.y=1-t.y)}}},me.EventDispatcher.prototype.apply(me.Texture.prototype),me.TextureIdCount=0,me.DataTexture=function(t,e,i,r,n,a,o,s,h,l,u){me.Texture.call(this,null,a,o,s,h,l,r,n,u),this.image={data:t,width:e,height:i},this.magFilter=void 0!==h?h:me.NearestFilter,this.minFilter=void 0!==l?l:me.NearestFilter,this.flipY=!1,this.generateMipmaps=!1},me.DataTexture.prototype=Object.create(me.Texture.prototype),me.DataTexture.prototype.constructor=me.DataTexture,me.CompressedTexture=function(t,e,i,r,n,a,o,s,h,l,u){me.Texture.call(this,null,a,o,s,h,l,r,n,u),this.image={width:e,height:i},this.mipmaps=t,this.flipY=!1,this.generateMipmaps=!1},me.CompressedTexture.prototype=Object.create(me.Texture.prototype),me.CompressedTexture.prototype.constructor=me.CompressedTexture,me.CubeTexture=function(t,e,i,r,n,a,o,s,h){t=void 0!==t?t:[],e=void 0!==e?e:me.CubeReflectionMapping,me.Texture.call(this,t,e,i,r,n,a,o,s,h),this.flipY=!1},me.CubeTexture.prototype=Object.create(me.Texture.prototype),me.CubeTexture.prototype.constructor=me.CubeTexture,Object.defineProperty(me.CubeTexture.prototype,"images",{get:function(){return this.image},set:function(t){this.image=t}}),me.VideoTexture=function(e,t,i,r,n,a,o,s,h){me.Texture.call(this,e,t,i,r,n,a,o,s,h),this.generateMipmaps=!1;var l=this;!function t(){requestAnimationFrame(t),e.readyState>=e.HAVE_CURRENT_DATA&&(l.needsUpdate=!0)}()},me.VideoTexture.prototype=Object.create(me.Texture.prototype),me.VideoTexture.prototype.constructor=me.VideoTexture,me.Sprite=(ne=new Uint16Array([0,1,2,0,2,3]),ae=new Float32Array([-.5,-.5,0,.5,-.5,0,.5,.5,0,-.5,.5,0]),oe=new Float32Array([0,0,1,0,1,1,0,1]),(se=new me.BufferGeometry).setIndex(new me.BufferAttribute(ne,1)),se.addAttribute("position",new me.BufferAttribute(ae,3)),se.addAttribute("uv",new me.BufferAttribute(oe,2)),function(t){me.Object3D.call(this),this.type="Sprite",this.geometry=se,this.material=void 0!==t?t:new me.SpriteMaterial}),me.Sprite.prototype=Object.create(me.Object3D.prototype),me.Sprite.prototype.constructor=me.Sprite,me.Sprite.prototype.raycast=(he=new me.Vector3,function(t,e){he.setFromMatrixPosition(this.matrixWorld);var i=t.ray.distanceSqToPoint(he);this.scale.x*this.scale.y<i||e.push({distance:Math.sqrt(i),point:this.position,face:null,object:this})}),me.Sprite.prototype.clone=function(){return new this.constructor(this.material).copy(this)},me.Particle=me.Sprite,me.LensFlare=function(t,e,i,r,n){me.Object3D.call(this),this.lensFlares=[],this.positionScreen=new me.Vector3,(this.customUpdateCallback=void 0)!==t&&this.add(t,e,i,r,n)},me.LensFlare.prototype=Object.create(me.Object3D.prototype),me.LensFlare.prototype.constructor=me.LensFlare,me.LensFlare.prototype.add=function(t,e,i,r,n,a){void 0===e&&(e=-1),void 0===i&&(i=0),void 0===a&&(a=1),void 0===n&&(n=new me.Color(16777215)),void 0===r&&(r=me.NormalBlending),i=Math.min(i,Math.max(0,i)),this.lensFlares.push({texture:t,size:e,distance:i,x:0,y:0,z:0,scale:1,rotation:0,opacity:a,color:n,blending:r})},me.LensFlare.prototype.updateLensFlares=function(){var t,e,i=this.lensFlares.length,r=2*-this.positionScreen.x,n=2*-this.positionScreen.y;for(t=0;t<i;t++)(e=this.lensFlares[t]).x=this.positionScreen.x+r*e.distance,e.y=this.positionScreen.y+n*e.distance,e.wantedRotation=e.x*Math.PI*.25,e.rotation+=.25*(e.wantedRotation-e.rotation)},me.LensFlare.prototype.copy=function(t){me.Object3D.prototype.copy.call(this,t),this.positionScreen.copy(t.positionScreen),this.customUpdateCallback=t.customUpdateCallback;for(var e=0,i=t.lensFlares.length;e<i;e++)this.lensFlares.push(t.lensFlares[e]);return this},me.Line=function(t,e,i){if(1===i)return new me.LineSegments(t,e);me.Object3D.call(this),this.type="Line",this.geometry=void 0!==t?t:new me.Geometry,this.material=void 0!==e?e:new me.LineBasicMaterial({color:16777215*Math.random()})},me.Line.prototype=Object.create(me.Object3D.prototype),me.Line.prototype.constructor=me.Line,me.Line.prototype.raycast=(le=new me.Matrix4,ue=new me.Ray,ce=new me.Sphere,function(t,e){var i=t.linePrecision,r=i*i,n=this.geometry,a=this.matrixWorld;if(null===n.boundingSphere&&n.computeBoundingSphere(),ce.copy(n.boundingSphere),ce.applyMatrix4(a),!1!==t.ray.intersectsSphere(ce)){le.getInverse(a),ue.copy(t.ray).applyMatrix4(le);var o=new me.Vector3,s=new me.Vector3,h=new me.Vector3,l=new me.Vector3,u=this instanceof me.LineSegments?2:1;if(n instanceof me.BufferGeometry){var c=n.index,p=n.attributes.position.array;if(null!==c)for(var d=c.array,f=0,m=d.length-1;f<m;f+=u){var v=d[f],g=d[f+1];o.fromArray(p,3*v),s.fromArray(p,3*g),r<ue.distanceSqToSegment(o,s,l,h)||(l.applyMatrix4(this.matrixWorld),(M=t.ray.origin.distanceTo(l))<t.near||M>t.far||e.push({distance:M,point:h.clone().applyMatrix4(this.matrixWorld),index:f,face:null,faceIndex:null,object:this}))}else for(f=0,m=p.length/3-1;f<m;f+=u)o.fromArray(p,3*f),s.fromArray(p,3*f+3),r<ue.distanceSqToSegment(o,s,l,h)||(l.applyMatrix4(this.matrixWorld),(M=t.ray.origin.distanceTo(l))<t.near||M>t.far||e.push({distance:M,point:h.clone().applyMatrix4(this.matrixWorld),index:f,face:null,faceIndex:null,object:this}))}else if(n instanceof me.Geometry){var y=n.vertices,x=y.length;for(f=0;f<x-1;f+=u){var M;r<ue.distanceSqToSegment(y[f],y[f+1],l,h)||(l.applyMatrix4(this.matrixWorld),(M=t.ray.origin.distanceTo(l))<t.near||M>t.far||e.push({distance:M,point:h.clone().applyMatrix4(this.matrixWorld),index:f,face:null,faceIndex:null,object:this}))}}}}),me.Line.prototype.clone=function(){return new this.constructor(this.geometry,this.material).copy(this)},me.LineStrip=0,me.LinePieces=1,me.LineSegments=function(t,e){me.Line.call(this,t,e),this.type="LineSegments"},me.LineSegments.prototype=Object.create(me.Line.prototype),me.LineSegments.prototype.constructor=me.LineSegments,me.Mesh=function(t,e){me.Object3D.call(this),this.type="Mesh",this.geometry=void 0!==t?t:new me.Geometry,this.material=void 0!==e?e:new me.MeshBasicMaterial({color:16777215*Math.random()}),this.drawMode=me.TrianglesDrawMode,this.updateMorphTargets()},me.Mesh.prototype=Object.create(me.Object3D.prototype),me.Mesh.prototype.constructor=me.Mesh,me.Mesh.prototype.setDrawMode=function(t){this.drawMode=t},me.Mesh.prototype.updateMorphTargets=function(){if(void 0!==this.geometry.morphTargets&&0<this.geometry.morphTargets.length){this.morphTargetBase=-1,this.morphTargetInfluences=[],this.morphTargetDictionary={};for(var t=0,e=this.geometry.morphTargets.length;t<e;t++)this.morphTargetInfluences.push(0),this.morphTargetDictionary[this.geometry.morphTargets[t].name]=t}},me.Mesh.prototype.getMorphTargetIndexByName=function(t){return void 0!==this.morphTargetDictionary[t]?this.morphTargetDictionary[t]:0},me.Mesh.prototype.raycast=function(){var D=new me.Matrix4,B=new me.Ray,I=new me.Sphere,O=new me.Vector3,V=new me.Vector3,z=new me.Vector3,G=new me.Vector3,k=new me.Vector3,W=new me.Vector3,j=new me.Vector2,X=new me.Vector2,H=new me.Vector2,s=new me.Vector3,q=new me.Vector3,l=new me.Vector3;function Y(t,e,i,r,n,a,o){return me.Triangle.barycoordFromPoint(t,e,i,r,s),n.multiplyScalar(s.x),a.multiplyScalar(s.y),o.multiplyScalar(s.z),n.add(a).add(o),n.clone()}function Z(t,e,i,r,n,a,o){var s=t.material;if(null===(s.side===me.BackSide?i.intersectTriangle(a,n,r,!0,o):i.intersectTriangle(r,n,a,s.side!==me.DoubleSide,o)))return null;l.copy(o),l.applyMatrix4(t.matrixWorld);var h=e.ray.origin.distanceTo(l);return h<e.near||h>e.far?null:{distance:h,point:l.clone(),object:t}}function Q(t,e,i,r,n,a,o,s){O.fromArray(r,3*a),V.fromArray(r,3*o),z.fromArray(r,3*s);var h=Z(t,e,i,O,V,z,q);return h&&(n&&(j.fromArray(n,2*a),X.fromArray(n,2*o),H.fromArray(n,2*s),h.uv=Y(q,O,V,z,j,X,H)),h.face=new me.Face3(a,o,s,me.Triangle.normal(O,V,z)),h.faceIndex=a),h}return function(t,e){var i,r,n=this.geometry,a=this.material,o=this.matrixWorld;if(void 0!==a&&(null===n.boundingSphere&&n.computeBoundingSphere(),I.copy(n.boundingSphere),I.applyMatrix4(o),!1!==t.ray.intersectsSphere(I)&&(D.getInverse(o),B.copy(t.ray).applyMatrix4(D),null===n.boundingBox||!1!==B.intersectsBox(n.boundingBox))))if(n instanceof me.BufferGeometry){var s,h,l,u=n.index,c=n.attributes,p=c.position.array;if(void 0!==c.uv&&(i=c.uv.array),null!==u)for(var d=u.array,f=0,m=d.length;f<m;f+=3)s=d[f],h=d[f+1],l=d[f+2],(r=Q(this,t,B,p,i,s,h,l))&&(r.faceIndex=Math.floor(f/3),e.push(r));else for(f=0,m=p.length;f<m;f+=9)(r=Q(this,t,B,p,i,s=f/3,h=s+1,l=s+2))&&(r.index=s,e.push(r))}else if(n instanceof me.Geometry){var v,g,y,x=a instanceof me.MultiMaterial,M=!0===x?a.materials:null,b=n.vertices,_=n.faces,S=n.faceVertexUvs[0];0<S.length&&(i=S);for(var w=0,E=_.length;w<E;w++){var T=_[w],A=!0===x?M[T.materialIndex]:a;if(void 0!==A){if(v=b[T.a],g=b[T.b],y=b[T.c],!0===A.morphTargets){var L=n.morphTargets,R=this.morphTargetInfluences;O.set(0,0,0),V.set(0,0,0),z.set(0,0,0);for(var C=0,U=L.length;C<U;C++){var F=R[C];if(0!==F){var P=L[C].vertices;O.addScaledVector(G.subVectors(P[T.a],v),F),V.addScaledVector(k.subVectors(P[T.b],g),F),z.addScaledVector(W.subVectors(P[T.c],y),F)}}O.add(v),V.add(g),z.add(y),v=O,g=V,y=z}if(r=Z(this,t,B,v,g,y,q)){if(i){var N=i[w];j.copy(N[0]),X.copy(N[1]),H.copy(N[2]),r.uv=Y(q,v,g,y,j,X,H)}r.face=T,r.faceIndex=w,e.push(r)}}}}}}(),me.Mesh.prototype.clone=function(){return new this.constructor(this.geometry,this.material).copy(this)},me.SkinnedMesh=function(t,e,i){me.Mesh.call(this,t,e),this.type="SkinnedMesh",this.bindMode="attached",this.bindMatrix=new me.Matrix4,this.bindMatrixInverse=new me.Matrix4;var r=[];if(this.geometry&&void 0!==this.geometry.bones){for(var n,a,o=0,s=this.geometry.bones.length;o<s;++o)a=this.geometry.bones[o],n=new me.Bone(this),r.push(n),n.name=a.name,n.position.fromArray(a.pos),n.quaternion.fromArray(a.rotq),void 0!==a.scl&&n.scale.fromArray(a.scl);for(o=0,s=this.geometry.bones.length;o<s;++o)-1!==(a=this.geometry.bones[o]).parent&&null!==a.parent?r[a.parent].add(r[o]):this.add(r[o])}this.normalizeSkinWeights(),this.updateMatrixWorld(!0),this.bind(new me.Skeleton(r,void 0,i),this.matrixWorld)},me.SkinnedMesh.prototype=Object.create(me.Mesh.prototype),me.SkinnedMesh.prototype.constructor=me.SkinnedMesh,me.SkinnedMesh.prototype.bind=function(t,e){this.skeleton=t,void 0===e&&(this.updateMatrixWorld(!0),this.skeleton.calculateInverses(),e=this.matrixWorld),this.bindMatrix.copy(e),this.bindMatrixInverse.getInverse(e)},me.SkinnedMesh.prototype.pose=function(){this.skeleton.pose()},me.SkinnedMesh.prototype.normalizeSkinWeights=function(){if(this.geometry instanceof me.Geometry)for(var t=0;t<this.geometry.skinWeights.length;t++){var e=this.geometry.skinWeights[t];(n=1/e.lengthManhattan())!==1/0?e.multiplyScalar(n):e.set(1,0,0,0)}else if(this.geometry instanceof me.BufferGeometry){var i=new me.Vector4,r=this.geometry.attributes.skinWeight;for(t=0;t<r.count;t++){var n;i.x=r.getX(t),i.y=r.getY(t),i.z=r.getZ(t),i.w=r.getW(t),(n=1/i.lengthManhattan())!==1/0?i.multiplyScalar(n):i.set(1,0,0,0),r.setXYZW(t,i.x,i.y,i.z,i.w)}}},me.SkinnedMesh.prototype.updateMatrixWorld=function(t){me.Mesh.prototype.updateMatrixWorld.call(this,!0),"attached"===this.bindMode?this.bindMatrixInverse.getInverse(this.matrixWorld):"detached"===this.bindMode&&this.bindMatrixInverse.getInverse(this.bindMatrix)},me.SkinnedMesh.prototype.clone=function(){return new this.constructor(this.geometry,this.material,this.useVertexTexture).copy(this)},me.Points=function(t,e){me.Object3D.call(this),this.type="Points",this.geometry=void 0!==t?t:new me.Geometry,this.material=void 0!==e?e:new me.PointsMaterial({color:16777215*Math.random()})},me.Points.prototype=Object.create(me.Object3D.prototype),me.Points.prototype.constructor=me.Points,me.Points.prototype.raycast=(pe=new me.Matrix4,de=new me.Ray,fe=new me.Sphere,function(a,o){var s=this,t=this.geometry,h=this.matrixWorld,e=a.params.Points.threshold;if(null===t.boundingSphere&&t.computeBoundingSphere(),fe.copy(t.boundingSphere),fe.applyMatrix4(h),!1!==a.ray.intersectsSphere(fe)){pe.getInverse(h),de.copy(a.ray).applyMatrix4(pe);var i=e/((this.scale.x+this.scale.y+this.scale.z)/3),l=i*i,r=new me.Vector3;if(t instanceof me.BufferGeometry){var n=t.index,u=t.attributes.position.array;if(null!==n)for(var c=n.array,p=0,d=c.length;p<d;p++){var f=c[p];r.fromArray(u,3*f),g(r,f)}else{p=0;for(var m=u.length/3;p<m;p++)r.fromArray(u,3*p),g(r,p)}}else{var v=t.vertices;for(p=0,m=v.length;p<m;p++)g(v[p],p)}}function g(t,e){var i=de.distanceSqToPoint(t);if(i<l){var r=de.closestPointToPoint(t);r.applyMatrix4(h);var n=a.ray.origin.distanceTo(r);if(n<a.near||n>a.far)return;o.push({distance:n,distanceToRay:Math.sqrt(i),point:r.clone(),index:e,face:null,object:s})}}}),me.Points.prototype.clone=function(){return new this.constructor(this.geometry,this.material).copy(this)},me.Light=function(t,e){me.Object3D.call(this),this.type="Light",this.color=new me.Color(t),this.intensity=void 0!==e?e:1,this.receiveShadow=void 0},me.Light.prototype=Object.create(me.Object3D.prototype),me.Light.prototype.constructor=me.Light,me.Light.prototype.copy=function(t){return me.Object3D.prototype.copy.call(this,t),this.color.copy(t.color),this.intensity=t.intensity,this},me.Light.prototype.toJSON=function(t){var e=me.Object3D.prototype.toJSON.call(this,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),e},me.ShaderChunk={},me.ShaderChunk.alphamap_fragment="#ifdef USE_ALPHAMAP\n\n\tdiffuseColor.a *= texture2D( alphaMap, vUv ).g;\n\n#endif\n",me.ShaderChunk.alphamap_pars_fragment="#ifdef USE_ALPHAMAP\n\n\tuniform sampler2D alphaMap;\n\n#endif\n",me.ShaderChunk.alphatest_fragment="#ifdef ALPHATEST\n\n\tif ( diffuseColor.a < ALPHATEST ) discard;\n\n#endif\n",me.ShaderChunk.aomap_fragment="#ifdef USE_AOMAP\n\n\tfloat ambientOcclusion = ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\n\t\tfloat dotNV = saturate( dot( geometry.normal, geometry.viewDir ) );\n\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.specularRoughness );\n\n\t#endif\n\n#endif\n",me.ShaderChunk.aomap_pars_fragment="#ifdef USE_AOMAP\n\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n\n#endif",me.ShaderChunk.begin_vertex="\nvec3 transformed = vec3( position );\n",me.ShaderChunk.beginnormal_vertex="\nvec3 objectNormal = vec3( normal );\n",me.ShaderChunk.color_fragment="#ifdef USE_COLOR\n\n\tdiffuseColor.rgb *= vColor;\n\n#endif",me.ShaderChunk.color_pars_fragment="#ifdef USE_COLOR\n\n\tvarying vec3 vColor;\n\n#endif\n",me.ShaderChunk.color_pars_vertex="#ifdef USE_COLOR\n\n\tvarying vec3 vColor;\n\n#endif",me.ShaderChunk.color_vertex="#ifdef USE_COLOR\n\n\tvColor.xyz = color.xyz;\n\n#endif",me.ShaderChunk.common="#define PI 3.14159\n#define PI2 6.28318\n#define RECIPROCAL_PI 0.31830988618\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\n\nfloat pow2( const in float x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat average( const in vec3 color ) { return dot( color, vec3( 0.3333 ) ); }\n\n\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\n\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n\nstruct GeometricContext {\n\tvec3 position;\n\tvec3 normal;\n\tvec3 viewDir;\n};\n\n\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n}\n\n// http://en.wikibooks.org/wiki/GLSL_Programming/Applying_Matrix_Transformations\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n\n}\n\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n\tfloat distance = dot( planeNormal, point - pointOnPlane );\n\n\treturn - distance * planeNormal + point;\n\n}\n\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n\treturn sign( dot( point - pointOnPlane, planeNormal ) );\n\n}\n\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n\treturn lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n\n}\n",me.ShaderChunk.defaultnormal_vertex="#ifdef FLIP_SIDED\n\n\tobjectNormal = -objectNormal;\n\n#endif\n\nvec3 transformedNormal = normalMatrix * objectNormal;\n",me.ShaderChunk.encodings_fragment="  gl_FragColor = linearToOutputTexel( gl_FragColor );\n",me.ShaderChunk.encodings_pars_fragment="// For a discussion of what this is, please read this: http://lousodrome.net/blog/light/2013/05/26/gamma-correct-and-hdr-rendering-in-a-32-bits-buffer/\n\nvec4 LinearToLinear( in vec4 value ) {\n  return value;\n}\n\nvec4 GammaToLinear( in vec4 value, in float gammaFactor ) {\n  return vec4( pow( value.xyz, vec3( gammaFactor ) ), value.w );\n}\nvec4 LinearToGamma( in vec4 value, in float gammaFactor ) {\n  return vec4( pow( value.xyz, vec3( 1.0 / gammaFactor ) ), value.w );\n}\n\nvec4 sRGBToLinear( in vec4 value ) {\n  return vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.w );\n}\nvec4 LinearTosRGB( in vec4 value ) {\n  return vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.w );\n}\n\nvec4 RGBEToLinear( in vec4 value ) {\n  return vec4( value.rgb * exp2( value.a * 255.0 - 128.0 ), 1.0 );\n}\nvec4 LinearToRGBE( in vec4 value ) {\n  float maxComponent = max( max( value.r, value.g ), value.b );\n  float fExp = clamp( ceil( log2( maxComponent ) ), -128.0, 127.0 );\n  return vec4( value.rgb / exp2( fExp ), ( fExp + 128.0 ) / 255.0 );\n//  return vec4( value.brg, ( 3.0 + 128.0 ) / 256.0 );\n}\n\n// reference: http://iwasbeingirony.blogspot.ca/2010/06/difference-between-rgbm-and-rgbd.html\nvec4 RGBMToLinear( in vec4 value, in float maxRange ) {\n  return vec4( value.xyz * value.w * maxRange, 1.0 );\n}\nvec4 LinearToRGBM( in vec4 value, in float maxRange ) {\n  float maxRGB = max( value.x, max( value.g, value.b ) );\n  float M      = clamp( maxRGB / maxRange, 0.0, 1.0 );\n  M            = ceil( M * 255.0 ) / 255.0;\n  return vec4( value.rgb / ( M * maxRange ), M );\n}\n\n// reference: http://iwasbeingirony.blogspot.ca/2010/06/difference-between-rgbm-and-rgbd.html\nvec4 RGBDToLinear( in vec4 value, in float maxRange ) {\n    return vec4( value.rgb * ( ( maxRange / 255.0 ) / value.a ), 1.0 );\n}\nvec4 LinearToRGBD( in vec4 value, in float maxRange ) {\n    float maxRGB = max( value.x, max( value.g, value.b ) );\n    float D      = max( maxRange / maxRGB, 1.0 );\n    D            = min( floor( D ) / 255.0, 1.0 );\n    return vec4( value.rgb * ( D * ( 255.0 / maxRange ) ), D );\n}\n\n// LogLuv reference: http://graphicrants.blogspot.ca/2009/04/rgbm-color-encoding.html\n\n// M matrix, for encoding\nconst mat3 cLogLuvM = mat3( 0.2209, 0.3390, 0.4184, 0.1138, 0.6780, 0.7319, 0.0102, 0.1130, 0.2969 );\nvec4 LinearToLogLuv( in vec4 value )  {\n  vec3 Xp_Y_XYZp = value.rgb * cLogLuvM;\n  Xp_Y_XYZp = max(Xp_Y_XYZp, vec3(1e-6, 1e-6, 1e-6));\n  vec4 vResult;\n  vResult.xy = Xp_Y_XYZp.xy / Xp_Y_XYZp.z;\n  float Le = 2.0 * log2(Xp_Y_XYZp.y) + 127.0;\n  vResult.w = fract(Le);\n  vResult.z = (Le - (floor(vResult.w*255.0))/255.0)/255.0;\n  return vResult;\n}\n\n// Inverse M matrix, for decoding\nconst mat3 cLogLuvInverseM = mat3( 6.0014, -2.7008, -1.7996, -1.3320, 3.1029, -5.7721, 0.3008, -1.0882, 5.6268 );\nvec4 LogLuvToLinear( in vec4 value ) {\n  float Le = value.z * 255.0 + value.w;\n  vec3 Xp_Y_XYZp;\n  Xp_Y_XYZp.y = exp2((Le - 127.0) / 2.0);\n  Xp_Y_XYZp.z = Xp_Y_XYZp.y / value.y;\n  Xp_Y_XYZp.x = value.x * Xp_Y_XYZp.z;\n  vec3 vRGB = Xp_Y_XYZp.rgb * cLogLuvInverseM;\n  return vec4( max(vRGB, 0.0), 1.0 );\n}\n",me.ShaderChunk.envmap_fragment="#ifdef USE_ENVMAP\n\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\n\t\tvec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\n\t\t// Transforming Normal Vectors with the Inverse Transformation\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\n\t\t\tvec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\n\t\t#else\n\n\t\t\tvec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\n\t\t#endif\n\n\t#else\n\n\t\tvec3 reflectVec = vReflect;\n\n\t#endif\n\n\t#ifdef DOUBLE_SIDED\n\t\tfloat flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n\t#else\n\t\tfloat flipNormal = 1.0;\n\t#endif\n\n\t#ifdef ENVMAP_TYPE_CUBE\n\n\t\tvec4 envColor = textureCube( envMap, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\n\t#elif defined( ENVMAP_TYPE_EQUIREC )\n\n\t\tvec2 sampleUV;\n\t\tsampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n\t\tsampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n\t\tvec4 envColor = texture2D( envMap, sampleUV );\n\n\t#elif defined( ENVMAP_TYPE_SPHERE )\n\n\t\tvec3 reflectView = flipNormal * normalize((viewMatrix * vec4( reflectVec, 0.0 )).xyz + vec3(0.0,0.0,1.0));\n\t\tvec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n\n\t#endif\n\n\tenvColor = envMapTexelToLinear( envColor );\n\n\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\n\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\n\t#elif defined( ENVMAP_BLENDING_MIX )\n\n\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\n\t#elif defined( ENVMAP_BLENDING_ADD )\n\n\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\n\t#endif\n\n#endif\n",me.ShaderChunk.envmap_pars_fragment="#if defined( USE_ENVMAP ) || defined( STANDARD )\n\tuniform float reflectivity;\n\tuniform float envMapIntenstiy;\n#endif\n\n#ifdef USE_ENVMAP\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n\tuniform float flipEnvMap;\n\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( STANDARD )\n\n\t\tuniform float refractionRatio;\n\n\t#else\n\n\t\tvarying vec3 vReflect;\n\n\t#endif\n\n#endif\n",me.ShaderChunk.envmap_pars_vertex="#if defined( USE_ENVMAP ) && ! defined( USE_BUMPMAP ) && ! defined( USE_NORMALMAP ) && ! defined( PHONG ) && ! defined( STANDARD )\n\n\tvarying vec3 vReflect;\n\n\tuniform float refractionRatio;\n\n#endif\n",me.ShaderChunk.envmap_vertex="#if defined( USE_ENVMAP ) && ! defined( USE_BUMPMAP ) && ! defined( USE_NORMALMAP ) && ! defined( PHONG ) && ! defined( STANDARD )\n\n\tvec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\n\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\n\t#ifdef ENVMAP_MODE_REFLECTION\n\n\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\n\t#else\n\n\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\n\t#endif\n\n#endif\n",me.ShaderChunk.fog_fragment="#ifdef USE_FOG\n\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\n\t\tfloat depth = gl_FragDepthEXT / gl_FragCoord.w;\n\n\t#else\n\n\t\tfloat depth = gl_FragCoord.z / gl_FragCoord.w;\n\n\t#endif\n\n\t#ifdef FOG_EXP2\n\n\t\tfloat fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * depth * depth * LOG2 ) );\n\n\t#else\n\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, depth );\n\n\t#endif\n\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n\n#endif\n",me.ShaderChunk.fog_pars_fragment="#ifdef USE_FOG\n\n\tuniform vec3 fogColor;\n\n\t#ifdef FOG_EXP2\n\n\t\tuniform float fogDensity;\n\n\t#else\n\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n\n#endif",me.ShaderChunk.logdepthbuf_fragment="#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\n\tgl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n\n#endif",me.ShaderChunk.logdepthbuf_pars_fragment="#ifdef USE_LOGDEPTHBUF\n\n\tuniform float logDepthBufFC;\n\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\n\t\tvarying float vFragDepth;\n\n\t#endif\n\n#endif\n",me.ShaderChunk.logdepthbuf_pars_vertex="#ifdef USE_LOGDEPTHBUF\n\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\n\t\tvarying float vFragDepth;\n\n\t#endif\n\n\tuniform float logDepthBufFC;\n\n#endif",me.ShaderChunk.logdepthbuf_vertex="#ifdef USE_LOGDEPTHBUF\n\n\tgl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\n\t#ifdef USE_LOGDEPTHBUF_EXT\n\n\t\tvFragDepth = 1.0 + gl_Position.w;\n\n\t#else\n\n\t\tgl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\n\t#endif\n\n#endif\n",me.ShaderChunk.map_fragment="#ifdef USE_MAP\n\n\tvec4 texelColor = texture2D( map, vUv );\n\n\ttexelColor = mapTexelToLinear( texelColor );\n\tdiffuseColor *= texelColor;\n\n#endif\n",me.ShaderChunk.map_pars_fragment="#ifdef USE_MAP\n\n\tuniform sampler2D map;\n\n#endif\n",me.ShaderChunk.morphnormal_vertex="#ifdef USE_MORPHNORMALS\n\n\tobjectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n\tobjectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n\tobjectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n\tobjectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n\n#endif\n",me.ShaderChunk.morphtarget_pars_vertex="#ifdef USE_MORPHTARGETS\n\n\t#ifndef USE_MORPHNORMALS\n\n\tuniform float morphTargetInfluences[ 8 ];\n\n\t#else\n\n\tuniform float morphTargetInfluences[ 4 ];\n\n\t#endif\n\n#endif",me.ShaderChunk.morphtarget_vertex="#ifdef USE_MORPHTARGETS\n\n\ttransformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n\ttransformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n\ttransformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n\ttransformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\n\t#ifndef USE_MORPHNORMALS\n\n\ttransformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n\ttransformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n\ttransformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n\ttransformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\n\t#endif\n\n#endif\n",me.ShaderChunk.premultiplied_alpha_fragment="#ifdef PREMULTIPLIED_ALPHA\n\n\t// Get get normal blending with premultipled, use with CustomBlending, OneFactor, OneMinusSrcAlphaFactor, AddEquation.\n\tgl_FragColor.rgb *= gl_FragColor.a;\n\n#endif\n",me.ShaderChunk.project_vertex="#ifdef USE_SKINNING\n\n\tvec4 mvPosition = modelViewMatrix * skinned;\n\n#else\n\n\tvec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n\n#endif\n\ngl_Position = projectionMatrix * mvPosition;\n",me.ShaderChunk.skinbase_vertex="#ifdef USE_SKINNING\n\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n\n#endif",me.ShaderChunk.skinning_pars_vertex="#ifdef USE_SKINNING\n\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\n\t#ifdef BONE_TEXTURE\n\n\t\tuniform sampler2D boneTexture;\n\t\tuniform int boneTextureWidth;\n\t\tuniform int boneTextureHeight;\n\n\t\tmat4 getBoneMatrix( const in float i ) {\n\n\t\t\tfloat j = i * 4.0;\n\t\t\tfloat x = mod( j, float( boneTextureWidth ) );\n\t\t\tfloat y = floor( j / float( boneTextureWidth ) );\n\n\t\t\tfloat dx = 1.0 / float( boneTextureWidth );\n\t\t\tfloat dy = 1.0 / float( boneTextureHeight );\n\n\t\t\ty = dy * ( y + 0.5 );\n\n\t\t\tvec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n\t\t\tvec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n\t\t\tvec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n\t\t\tvec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\n\t\t\tmat4 bone = mat4( v1, v2, v3, v4 );\n\n\t\t\treturn bone;\n\n\t\t}\n\n\t#else\n\n\t\tuniform mat4 boneGlobalMatrices[ MAX_BONES ];\n\n\t\tmat4 getBoneMatrix( const in float i ) {\n\n\t\t\tmat4 bone = boneGlobalMatrices[ int(i) ];\n\t\t\treturn bone;\n\n\t\t}\n\n\t#endif\n\n#endif\n",me.ShaderChunk.skinning_vertex="#ifdef USE_SKINNING\n\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\tskinned  = bindMatrixInverse * skinned;\n\n#endif\n",me.ShaderChunk.skinnormal_vertex="#ifdef USE_SKINNING\n\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\n#endif\n",me.ShaderChunk.specularmap_fragment="float specularStrength;\n\n#ifdef USE_SPECULARMAP\n\n\tvec4 texelSpecular = texture2D( specularMap, vUv );\n\tspecularStrength = texelSpecular.r;\n\n#else\n\n\tspecularStrength = 1.0;\n\n#endif",me.ShaderChunk.specularmap_pars_fragment="#ifdef USE_SPECULARMAP\n\n\tuniform sampler2D specularMap;\n\n#endif",me.ShaderChunk.tonemapping_fragment="#if defined( TONE_MAPPING )\n\n  gl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n\n#endif\n",me.ShaderChunk.tonemapping_pars_fragment="#define saturate(a) clamp( a, 0.0, 1.0 )\n\nuniform float toneMappingExposure;\nuniform float toneMappingWhitePoint;\n\n// exposure only\nvec3 LinearToneMapping( vec3 color ) {\n\n  return toneMappingExposure * color;\n\n}\n\n// source: https://www.cs.utah.edu/~reinhard/cdrom/\nvec3 ReinhardToneMapping( vec3 color ) {\n\n  color *= toneMappingExposure;\n  return saturate( color / ( vec3( 1.0 ) + color ) );\n\n}\n\n// source: http://filmicgames.com/archives/75\n#define Uncharted2Helper( x ) max( ( ( x * ( 0.15 * x + 0.10 * 0.50 ) + 0.20 * 0.02 ) / ( x * ( 0.15 * x + 0.50 ) + 0.20 * 0.30 ) ) - 0.02 / 0.30, vec3( 0.0 ) )\nvec3 Uncharted2ToneMapping( vec3 color ) {\n\n  // John Hable's filmic operator from Uncharted 2 video game\n  color *= toneMappingExposure;\n  return saturate( Uncharted2Helper( color ) / Uncharted2Helper( vec3( toneMappingWhitePoint ) ) );\n\n}\n\n// source: http://filmicgames.com/archives/75\nvec3 OptimizedCineonToneMapping( vec3 color ) {\n\n  // optimized filmic operator by Jim Hejl and Richard Burgess-Dawson\n  color *= toneMappingExposure;\n  color = max( vec3( 0.0 ), color - 0.004 );\n  return pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n\n}\n",me.ShaderChunk.uv2_pars_fragment="#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n\tvarying vec2 vUv2;\n\n#endif",me.ShaderChunk.uv2_pars_vertex="#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n\tattribute vec2 uv2;\n\tvarying vec2 vUv2;\n\n#endif",me.ShaderChunk.uv2_vertex="#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n\tvUv2 = uv2;\n\n#endif",me.ShaderChunk.uv_pars_fragment="#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\n\tvarying vec2 vUv;\n\n#endif",me.ShaderChunk.uv_pars_vertex="#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\n\tvarying vec2 vUv;\n\tuniform vec4 offsetRepeat;\n\n#endif\n",me.ShaderChunk.uv_vertex="#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP ) || defined( USE_ROUGHNESSMAP ) || defined( USE_METALNESSMAP )\n\n\tvUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n\n#endif",me.ShaderChunk.worldpos_vertex="#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( STANDARD ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\n\t#ifdef USE_SKINNING\n\n\t\tvec4 worldPosition = modelMatrix * skinned;\n\n\t#else\n\n\t\tvec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\n\t#endif\n\n#endif\n",me.ShaderChunk.meshbasic_frag="uniform vec3 diffuse;\nuniform float opacity;\n\n#ifndef FLAT_SHADED\n\n\tvarying vec3 vNormal;\n\n#endif\n\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <uv2_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <aomap_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n\nvoid main() {\n\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <specularmap_fragment>\n\n\tReflectedLight reflectedLight;\n\treflectedLight.directDiffuse = vec3( 0.0 );\n\treflectedLight.directSpecular = vec3( 0.0 );\n\treflectedLight.indirectDiffuse = diffuseColor.rgb;\n\treflectedLight.indirectSpecular = vec3( 0.0 );\n\n\t#include <aomap_fragment>\n\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\n\t#include <envmap_fragment>\n\n\tgl_FragColor = vec4( outgoingLight, diffuseColor.a );\n\n\t#include <premultiplied_alpha_fragment>\n\t#include <tonemapping_fragment>\n\t#include <encodings_fragment>\n\t#include <fog_fragment>\n\n}\n",me.ShaderChunk.meshbasic_vert="#include <common>\n#include <uv_pars_vertex>\n#include <uv2_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n\nvoid main() {\n\n\t#include <uv_vertex>\n\t#include <uv2_vertex>\n\t#include <color_vertex>\n\t#include <skinbase_vertex>\n\n\t#ifdef USE_ENVMAP\n\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\n\t#endif\n\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\n}\n",me.UniformsUtils={merge:function(t){for(var e={},i=0;i<t.length;i++){var r=this.clone(t[i]);for(var n in r)e[n]=r[n]}return e},clone:function(t){var e={};for(var i in t)for(var r in e[i]={},t[i]){var n=t[i][r];n instanceof me.Color||n instanceof me.Vector2||n instanceof me.Vector3||n instanceof me.Vector4||n instanceof me.Matrix3||n instanceof me.Matrix4||n instanceof 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me.Vector2(1,1)}},displacementmap:{displacementMap:{type:"t",value:null},displacementScale:{type:"f",value:1},displacementBias:{type:"f",value:0}},roughnessmap:{roughnessMap:{type:"t",value:null}},metalnessmap:{metalnessMap:{type:"t",value:null}},fog:{fogDensity:{type:"f",value:25e-5},fogNear:{type:"f",value:1},fogFar:{type:"f",value:2e3},fogColor:{type:"c",value:new me.Color(16777215)}},lights:{ambientLightColor:{type:"fv",value:[]},directionalLights:{type:"sa",value:[],properties:{direction:{type:"v3"},color:{type:"c"},shadow:{type:"i"},shadowBias:{type:"f"},shadowRadius:{type:"f"},shadowMapSize:{type:"v2"}}},directionalShadowMap:{type:"tv",value:[]},directionalShadowMatrix:{type:"m4v",value:[]},spotLights:{type:"sa",value:[],properties:{color:{type:"c"},position:{type:"v3"},direction:{type:"v3"},distance:{type:"f"},coneCos:{type:"f"},penumbraCos:{type:"f"},decay:{type:"f"},shadow:{type:"i"},shadowBias:{type:"f"},shadowRadius:{type:"f"},shadowMapSize:{type:"v2"}}},spotShadowMap:{type:"tv",value:[]},spotShadowMatrix:{type:"m4v",value:[]},pointLights:{type:"sa",value:[],properties:{color:{type:"c"},position:{type:"v3"},decay:{type:"f"},distance:{type:"f"},shadow:{type:"i"},shadowBias:{type:"f"},shadowRadius:{type:"f"},shadowMapSize:{type:"v2"}}},pointShadowMap:{type:"tv",value:[]},pointShadowMatrix:{type:"m4v",value:[]},hemisphereLights:{type:"sa",value:[],properties:{direction:{type:"v3"},skyColor:{type:"c"},groundColor:{type:"c"}}}},points:{diffuse:{type:"c",value:new me.Color(15658734)},opacity:{type:"f",value:1},size:{type:"f",value:1},scale:{type:"f",value:1},map:{type:"t",value:null},offsetRepeat:{type:"v4",value:new me.Vector4(0,0,1,1)}}},me.ShaderLib={basic:{uniforms:me.UniformsUtils.merge([me.UniformsLib.common,me.UniformsLib.aomap,me.UniformsLib.fog]),vertexShader:me.ShaderChunk.meshbasic_vert,fragmentShader:me.ShaderChunk.meshbasic_frag},lambert:{uniforms:me.UniformsUtils.merge([me.UniformsLib.common,me.UniformsLib.aomap,me.UniformsLib.lightmap,me.UniformsLib.emissivemap,me.UniformsLib.fog,me.UniformsLib.lights,{emissive:{type:"c",value:new me.Color(0)}}]),vertexShader:me.ShaderChunk.meshlambert_vert,fragmentShader:me.ShaderChunk.meshlambert_frag},phong:{uniforms:me.UniformsUtils.merge([me.UniformsLib.common,me.UniformsLib.aomap,me.UniformsLib.lightmap,me.UniformsLib.emissivemap,me.UniformsLib.bumpmap,me.UniformsLib.normalmap,me.UniformsLib.displacementmap,me.UniformsLib.fog,me.UniformsLib.lights,{emissive:{type:"c",value:new me.Color(0)},specular:{type:"c",value:new me.Color(1118481)},shininess:{type:"f",value:30}}]),vertexShader:me.ShaderChunk.meshphong_vert,fragmentShader:me.ShaderChunk.meshphong_frag},standard:{uniforms:me.UniformsUtils.merge([me.UniformsLib.common,me.UniformsLib.aomap,me.UniformsLib.lightmap,me.UniformsLib.emissivemap,me.UniformsLib.bumpmap,me.UniformsLib.normalmap,me.UniformsLib.displacementmap,me.UniformsLib.roughnessmap,me.UniformsLib.metalnessmap,me.UniformsLib.fog,me.UniformsLib.lights,{emissive:{type:"c",value:new me.Color(0)},roughness:{type:"f",value:.5},metalness:{type:"f",value:0},envMapIntensity:{type:"f",value:1}}]),vertexShader:me.ShaderChunk.meshstandard_vert,fragmentShader:me.ShaderChunk.meshstandard_frag},points:{uniforms:me.UniformsUtils.merge([me.UniformsLib.points,me.UniformsLib.fog]),vertexShader:me.ShaderChunk.points_vert,fragmentShader:me.ShaderChunk.points_frag},dashed:{uniforms:me.UniformsUtils.merge([me.UniformsLib.common,me.UniformsLib.fog,{scale:{type:"f",value:1},dashSize:{type:"f",value:1},totalSize:{type:"f",value:2}}]),vertexShader:me.ShaderChunk.linedashed_vert,fragmentShader:me.ShaderChunk.linedashed_frag},depth:{uniforms:{mNear:{type:"f",value:1},mFar:{type:"f",value:2e3},opacity:{type:"f",value:1}},vertexShader:me.ShaderChunk.depth_vert,fragmentShader:me.ShaderChunk.depth_frag},normal:{uniforms:{opacity:{type:"f",value:1}},vertexShader:me.ShaderChunk.normal_vert,fragmentShader:me.ShaderChunk.normal_frag},cube:{uniforms:{tCube:{type:"t",value:null},tFlip:{type:"f",value:-1}},vertexShader:me.ShaderChunk.cube_vert,fragmentShader:me.ShaderChunk.cube_frag},equirect:{uniforms:{tEquirect:{type:"t",value:null},tFlip:{type:"f",value:-1}},vertexShader:me.ShaderChunk.equirect_vert,fragmentShader:me.ShaderChunk.equirect_frag},depthRGBA:{uniforms:{},vertexShader:me.ShaderChunk.depthRGBA_vert,fragmentShader:me.ShaderChunk.depthRGBA_frag},distanceRGBA:{uniforms:{lightPos:{type:"v3",value:new 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0===R.getShaderPrecisionFormat&&(R.getShaderPrecisionFormat=function(){return{rangeMin:1,rangeMax:1,precision:1}}),M.addEventListener("webglcontextlost",st,!1)}catch(t){}var j=new me.WebGLExtensions(R);j.get("OES_texture_float"),j.get("OES_texture_float_linear"),j.get("OES_texture_half_float"),j.get("OES_texture_half_float_linear"),j.get("OES_standard_derivatives"),j.get("ANGLE_instanced_arrays"),j.get("OES_element_index_uint")&&(me.BufferGeometry.MaxIndex=4294967296);var X=new me.WebGLCapabilities(R,j,t),H=new me.WebGLState(R,j,Pt),q=new me.WebGLProperties,Y=new me.WebGLObjects(R,q,this.info),Z=new me.WebGLPrograms(this,X),Q=new me.WebGLLights;this.info.programs=Z.programs;var J=new me.WebGLBufferRenderer(R,j,k),K=new me.WebGLIndexedBufferRenderer(R,j,k);function $(){return null===h?P:1}function tt(t,e,i,r){!0===o&&(t*=r,e*=r,i*=r),H.clearColor(t,e,i,r)}function et(){H.init(),H.scissor(g.copy(N).multiplyScalar(P)),H.viewport(x.copy(B).multiplyScalar(P)),tt(T.r,T.g,T.b,A)}function 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i;e.map?i=e.map:e.specularMap?i=e.specularMap:e.displacementMap?i=e.displacementMap:e.normalMap?i=e.normalMap:e.bumpMap?i=e.bumpMap:e.roughnessMap?i=e.roughnessMap:e.metalnessMap?i=e.metalnessMap:e.alphaMap?i=e.alphaMap:e.emissiveMap&&(i=e.emissiveMap);if(void 0!==i){i instanceof me.WebGLRenderTarget&&(i=i.texture);var r=i.offset,n=i.repeat;t.offsetRepeat.value.set(r.x,r.y,n.x,n.y)}t.envMap.value=e.envMap,t.flipEnvMap.value=e.envMap instanceof me.WebGLRenderTargetCube?1:-1,t.reflectivity.value=e.reflectivity,t.refractionRatio.value=e.refractionRatio}(y,i),i instanceof me.LineBasicMaterial?xt(y,i):i instanceof me.LineDashedMaterial?(xt(y,i),o=i,(a=y).dashSize.value=o.dashSize,a.totalSize.value=o.dashSize+o.gapSize,a.scale.value=o.scale):i instanceof me.PointsMaterial?function(t,e){if(t.diffuse.value=e.color,t.opacity.value=e.opacity,t.size.value=e.size*P,t.scale.value=M.clientHeight/2,t.map.value=e.map,null!==e.map){var 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n,a,o,s=t.fog;if(C="",S=-1,!(w=null)===t.autoUpdate&&t.updateMatrixWorld(),null===e.parent&&e.updateMatrixWorld(),e.matrixWorldInverse.getInverse(e.matrixWorld),O.multiplyMatrices(e.projectionMatrix,e.matrixWorldInverse),I.setFromMatrix(O),p.length=0,f=c=-1,m.length=0,v.length=0,function t(e,i){if(!1===e.visible)return;if(e.layers.test(i.layers))if(e instanceof me.Light)p.push(e);else if(e instanceof me.Sprite)!1!==e.frustumCulled&&!0!==I.intersectsObject(e)||m.push(e);else if(e instanceof me.LensFlare)v.push(e);else if(e instanceof me.ImmediateRenderObject)!0===b.sortObjects&&(V.setFromMatrixPosition(e.matrixWorld),V.applyProjection(O)),mt(e,null,e.material,V.z,null);else if((e instanceof me.Mesh||e instanceof me.Line||e instanceof me.Points)&&(e instanceof me.SkinnedMesh&&e.skeleton.update(),!1===e.frustumCulled||!0===I.intersectsObject(e))){var r=e.material;if(!0===r.visible){!0===b.sortObjects&&(V.setFromMatrixPosition(e.matrixWorld),V.applyProjection(O));var n=Y.update(e);if(r 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g=Q.get(n);g.color.copy(n.color).multiplyScalar(n.intensity),g.direction.setFromMatrixPosition(n.matrixWorld),V.setFromMatrixPosition(n.target.matrixWorld),g.direction.sub(V),g.direction.transformDirection(c),g.shadow=n.castShadow,n.castShadow&&(g.shadowBias=n.shadow.bias,g.shadowRadius=n.shadow.radius,g.shadowMapSize=n.shadow.mapSize,z.shadows[v++]=n),z.directionalShadowMap[p]=n.shadow.map,z.directionalShadowMatrix[p]=n.shadow.matrix,z.directional[p++]=g}else if(n instanceof me.SpotLight){var g=Q.get(n);g.position.setFromMatrixPosition(n.matrixWorld),g.position.applyMatrix4(c),g.color.copy(a).multiplyScalar(o),g.distance=s,g.direction.setFromMatrixPosition(n.matrixWorld),V.setFromMatrixPosition(n.target.matrixWorld),g.direction.sub(V),g.direction.transformDirection(c),g.coneCos=Math.cos(n.angle),g.penumbraCos=Math.cos(n.angle*(1-n.penumbra)),g.decay=0===n.distance?0:n.decay,g.shadow=n.castShadow,n.castShadow&&(g.shadowBias=n.shadow.bias,g.shadowRadius=n.shadow.radius,g.shadowMapSize=n.shadow.mapSize,z.shadows[v++]=n),z.spotShadowMap[f]=n.shadow.map,z.spotShadowMatrix[f]=n.shadow.matrix,z.spot[f++]=g}else if(n instanceof me.PointLight){var g=Q.get(n);g.position.setFromMatrixPosition(n.matrixWorld),g.position.applyMatrix4(c),g.color.copy(n.color).multiplyScalar(n.intensity),g.distance=n.distance,g.decay=0===n.distance?0:n.decay,g.shadow=n.castShadow,n.castShadow&&(g.shadowBias=n.shadow.bias,g.shadowRadius=n.shadow.radius,g.shadowMapSize=n.shadow.mapSize,z.shadows[v++]=n),z.pointShadowMap[d]=n.shadow.map,void 0===z.pointShadowMatrix[d]&&(z.pointShadowMatrix[d]=new me.Matrix4),V.setFromMatrixPosition(n.matrixWorld).negate(),z.pointShadowMatrix[d].identity().setPosition(V),z.point[d++]=g}else if(n instanceof me.HemisphereLight){var g=Q.get(n);g.direction.setFromMatrixPosition(n.matrixWorld),g.direction.transformDirection(c),g.direction.normalize(),g.skyColor.copy(n.color).multiplyScalar(o),g.groundColor.copy(n.groundColor).multiplyScalar(o),z.hemi[m++]=g}z.ambient[0]=h,z.ambient[1]=l,z.ambient[2]=u,z.directional.length=p,z.spot.length=f,z.point.length=d,z.hemi.length=m,z.shadows.length=v,z.hash=p+","+d+","+f+","+m+","+v}(p,e),rt.render(t,e),k.calls=0,k.vertices=0,k.faces=0,void(k.points=0)===i&&(i=null),this.setRenderTarget(i),(this.autoClear||r)&&this.clear(this.autoClearColor,this.autoClearDepth,this.autoClearStencil),t.overrideMaterial){var h=t.overrideMaterial;vt(u,e,s,h),vt(d,e,s,h)}else H.setBlending(me.NoBlending),vt(u,e,s),vt(d,e,s);if(at.render(t,e),ot.render(t,e,x),i){var l=i.texture;l.generateMipmaps&&Tt(i)&&l.minFilter!==me.NearestFilter&&l.minFilter!==me.LinearFilter&&(a=(n=i)instanceof 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0!==i.index0AttributeName?n.bindAttribLocation(w,0,i.index0AttributeName):!0===r.morphTargets&&n.bindAttribLocation(w,0,"position"),n.linkProgram(w);var R,C,U=n.getProgramInfoLog(w),F=n.getShaderInfoLog(A),P=n.getShaderInfoLog(L),N=!0,D=!0;return!1===n.getProgramParameter(w,n.LINK_STATUS)?N=!1:""!==U||""!==F&&""!==P||(D=!1),D&&(this.diagnostics={runnable:N,material:i,programLog:U,vertexShader:{log:F,prefix:v},fragmentShader:{log:P,prefix:g}}),n.deleteShader(A),n.deleteShader(L),this.getUniforms=function(){return void 0===R&&(R=function(t,e,i){for(var r={},n=t.getProgramParameter(e,t.ACTIVE_UNIFORMS),a=0;a<n;a++){var o=t.getActiveUniform(e,a).name,s=t.getUniformLocation(e,o),h=I.exec(o);if(h){var l=h[1],u=h[2],c=r[l];c||(c=r[l]={}),c[u]=s}else if(h=O.exec(o)){var p=h[1],d=h[2],f=h[3],m=r[p];m||(m=r[p]=[]);var v=m[d];v||(v=m[d]={}),v[f]=s}else(h=V.exec(o))?r[p=h[1]]=s:r[o]=s}return r}(n,w)),R},this.getAttributes=function(){return void 0===C&&(C=function(t,e,i){for(var r={},n=t.getProgramParameter(e,t.ACTIVE_ATTRIBUTES),a=0;a<n;a++){var o=t.getActiveAttrib(e,a).name;r[o]=t.getAttribLocation(e,o)}return r}(n,w)),C},this.destroy=function(){n.deleteProgram(w),this.program=void 0},Object.defineProperties(this,{uniforms:{get:function(){return this.getUniforms()}},attributes:{get:function(){return this.getAttributes()}}}),this.id=B++,this.code=e,this.usedTimes=1,this.program=w,this.vertexShader=A,this.fragmentShader=L,this}}(),me.WebGLRenderTarget=function(t,e,i){this.uuid=me.Math.generateUUID(),this.width=t,this.height=e,this.scissor=new me.Vector4(0,0,t,e),this.scissorTest=!1,this.viewport=new me.Vector4(0,0,t,e),void 0===(i=i||{}).minFilter&&(i.minFilter=me.LinearFilter),this.texture=new me.Texture(void 0,void 0,i.wrapS,i.wrapT,i.magFilter,i.minFilter,i.format,i.type,i.anisotropy),this.depthBuffer=void 0===i.depthBuffer||i.depthBuffer,this.stencilBuffer=void 0===i.stencilBuffer||i.stencilBuffer},me.WebGLRenderTarget.prototype={constructor:me.WebGLRenderTarget,setSize:function(t,e){this.width===t&&this.height===e||(this.width=t,this.height=e,this.dispose()),this.viewport.set(0,0,t,e),this.scissor.set(0,0,t,e)},clone:function(){return(new this.constructor).copy(this)},copy:function(t){return this.width=t.width,this.height=t.height,this.viewport.copy(t.viewport),this.texture=t.texture.clone(),this.depthBuffer=t.depthBuffer,this.stencilBuffer=t.stencilBuffer,this},dispose:function(){this.dispatchEvent({type:"dispose"})}},me.EventDispatcher.prototype.apply(me.WebGLRenderTarget.prototype),me.WebGLRenderTargetCube=function(t,e,i){me.WebGLRenderTarget.call(this,t,e,i),this.activeCubeFace=0,this.activeMipMapLevel=0},me.WebGLRenderTargetCube.prototype=Object.create(me.WebGLRenderTarget.prototype),me.WebGLRenderTargetCube.prototype.constructor=me.WebGLRenderTargetCube,me.WebGLPrograms=function(s,h){var l=[],u={MeshDepthMaterial:"depth",MeshNormalMaterial:"normal",MeshBasicMaterial:"basic",MeshLambertMaterial:"lambert",MeshPhongMaterial:"phong",MeshStandardMaterial:"standard",LineBasicMaterial:"basic",LineDashedMaterial:"dashed",PointsMaterial:"points"},o=["precision","supportsVertexTextures","map","mapEncoding","envMap","envMapMode","envMapEncoding","lightMap","aoMap","emissiveMap","emissiveMapEncoding","bumpMap","normalMap","displacementMap","specularMap","roughnessMap","metalnessMap","alphaMap","combine","vertexColors","fog","useFog","fogExp","flatShading","sizeAttenuation","logarithmicDepthBuffer","skinning","maxBones","useVertexTexture","morphTargets","morphNormals","maxMorphTargets","maxMorphNormals","premultipliedAlpha","numDirLights","numPointLights","numSpotLights","numHemiLights","shadowMapEnabled","pointLightShadows","toneMapping","physicallyCorrectLights","shadowMapType","alphaTest","doubleSided","flipSided"];function c(t,e){var i;return t?t instanceof me.Texture?i=t.encoding:t instanceof me.WebGLRenderTarget&&(i=t.texture.encoding):i=me.LinearEncoding,i===me.LinearEncoding&&e&&(i=me.GammaEncoding),i}this.getParameters=function(t,e,i,r){var n=u[t.type],a=function(t){if(h.floatVertexTextures&&t&&t.skeleton&&t.skeleton.useVertexTexture)return 1024;var e=h.maxVertexUniforms,i=Math.floor((e-20)/4);return void 0!==t&&t instanceof me.SkinnedMesh&&(i=Math.min(t.skeleton.bones.length,i),t.skeleton.bones.length),i}(r),o=s.getPrecision();return null!==t.precision&&(o=h.getMaxPrecision(t.precision),t.precision),{shaderID:n,precision:o,supportsVertexTextures:h.vertexTextures,outputEncoding:c(s.getCurrentRenderTarget(),s.gammaOutput),map:!!t.map,mapEncoding:c(t.map,s.gammaInput),envMap:!!t.envMap,envMapMode:t.envMap&&t.envMap.mapping,envMapEncoding:c(t.envMap,s.gammaInput),envMapCubeUV:!!t.envMap&&(t.envMap.mapping===me.CubeUVReflectionMapping||t.envMap.mapping===me.CubeUVRefractionMapping),lightMap:!!t.lightMap,aoMap:!!t.aoMap,emissiveMap:!!t.emissiveMap,emissiveMapEncoding:c(t.emissiveMap,s.gammaInput),bumpMap:!!t.bumpMap,normalMap:!!t.normalMap,displacementMap:!!t.displacementMap,roughnessMap:!!t.roughnessMap,metalnessMap:!!t.metalnessMap,specularMap:!!t.specularMap,alphaMap:!!t.alphaMap,combine:t.combine,vertexColors:t.vertexColors,fog:i,useFog:t.fog,fogExp:i instanceof me.FogExp2,flatShading:t.shading===me.FlatShading,sizeAttenuation:t.sizeAttenuation,logarithmicDepthBuffer:h.logarithmicDepthBuffer,skinning:t.skinning,maxBones:a,useVertexTexture:h.floatVertexTextures&&r&&r.skeleton&&r.skeleton.useVertexTexture,morphTargets:t.morphTargets,morphNormals:t.morphNormals,maxMorphTargets:s.maxMorphTargets,maxMorphNormals:s.maxMorphNormals,numDirLights:e.directional.length,numPointLights:e.point.length,numSpotLights:e.spot.length,numHemiLights:e.hemi.length,pointLightShadows:e.shadowsPointLight,shadowMapEnabled:s.shadowMap.enabled&&r.receiveShadow&&0<e.shadows.length,shadowMapType:s.shadowMap.type,toneMapping:s.toneMapping,physicallyCorrectLights:s.physicallyCorrectLights,premultipliedAlpha:t.premultipliedAlpha,alphaTest:t.alphaTest,doubleSided:t.side===me.DoubleSide,flipSided:t.side===me.BackSide}},this.getProgramCode=function(t,e){var i=[];if(e.shaderID?i.push(e.shaderID):(i.push(t.fragmentShader),i.push(t.vertexShader)),void 0!==t.defines)for(var r in t.defines)i.push(r),i.push(t.defines[r]);for(var n=0;n<o.length;n++){var a=o[n];i.push(a),i.push(e[a])}return i.join()},this.acquireProgram=function(t,e,i){for(var r,n=0,a=l.length;n<a;n++){var o=l[n];if(o.code===i){++(r=o).usedTimes;break}}return void 0===r&&(r=new me.WebGLProgram(s,i,t,e),l.push(r)),r},this.releaseProgram=function(t){if(0==--t.usedTimes){var e=l.indexOf(t);l[e]=l[l.length-1],l.pop(),t.destroy()}},this.programs=l};var ge=function(){function e(t){h(this,e),Object.assign(this,t),this.renderer=new ve.WebGLRenderer,this.renderer.setClearColor(0,0),this.renderer.setSize(this.width,this.height),this.renderer.setPixelRatio(window.devicePixelRatio),this.el=this.renderer.domElement}return n(e,[{key:"setTexture",value:function(t){this.texture=t,this.mesh=this.createMesh()}},{key:"setSize",value:function(t){var e=t.height,i=t.width;this.height=e,this.width=i,this.renderer.setSize(i,e)}},{key:"createMesh",value:function(){return this.material=new ve.MeshBasicMaterial({map:this.texture}),this.geometry=new ve.SphereGeometry(1,50,50),this.geometry.scale(-1,1,1),new ve.Mesh(this.geometry,this.material)}},{key:"destroy",value:function(){this.geometry.dispose(),this.material.dispose(),this.renderer.dispose()}},{key:"render",value:function(t,e,i){i&&this.renderer.render(t,e)}}]),e}(),ye=function(t){return--t*t*(2.70158*t+1.70158)+1},xe=function(){var l=Math.PI;function i(t){var e=this;h(this,i),Object.assign(this,t),this.el=this.renderer.el,this.theta=this.initialYaw*l/180,this.phi=0,this.velo=.02,this.rotateStart=new ve.Vector2,this.rotateEnd=new ve.Vector2,this.rotateDelta=new ve.Vector2,this.orientation=new ve.Quaternion,this.euler=new ve.Euler,this.momentum=!1,this.isUserInteracting=!1,this.addDraggableStyle(),this.onMouseMove=this.onMouseMove.bind(this),this.onMouseDown=this.onMouseDown.bind(this),this.onMouseUp=this.onMouseUp.bind(this),this.onTouchStart=function(t){return e.onMouseDown({clientX:t.touches[0].pageX,clientY:t.touches[0].pageY})},this.onTouchMove=function(t){return e.onMouseMove({clientX:t.touches[0].pageX,clientY:t.touches[0].pageY})},this.onTouchEnd=function(){return e.onMouseUp()},this.onDeviceMotion=this.onDeviceMotion.bind(this),this.onMessage=this.onMessage.bind(this),this.bindEvents()}return n(i,[{key:"bindEvents",value:function(){this.el.addEventListener("mouseleave",this.onMouseUp),this.el.addEventListener("mousemove",this.onMouseMove),this.el.addEventListener("mousedown",this.onMouseDown),this.el.addEventListener("mouseup",this.onMouseUp),this.el.addEventListener("touchstart",this.onTouchStart),this.el.addEventListener("touchmove",this.onTouchMove),this.el.addEventListener("touchend",this.onTouchEnd),this.isInIframe()||window.addEventListener("devicemotion",this.onDeviceMotion),window.addEventListener("message",this.onMessage)}},{key:"centralize",value:function(){var i=this,r=this.initialYaw*l/180,n=this.theta,a=this.phi,o=Date.now(),s=function(){var t=Date.now()-o,e=t/750;return e=1<e?1:e,750<=t?cancelAnimationFrame(h):(i.theta=n+(r-n)*ye(e),i.phi=a+(0-a)*ye(e),requestAnimationFrame(s))},h=s()}},{key:"isInIframe",value:function(){try{return window.self!==window.top}catch(t){return!0}}},{key:"destroy",value:function(){this.el.removeEventListener("mouseleave",this.onMouseUp),this.el.removeEventListener("mousemove",this.onMouseMove),this.el.removeEventListener("mousedown",this.onMouseDown),this.el.removeEventListener("mouseup",this.onMouseUp),this.el.removeEventListener("touchstart",this.onTouchStart),this.el.removeEventListener("touchmove",this.onTouchMove),this.el.removeEventListener("touchend",this.onTouchEnd),window.removeEventListener("devicemotion",this.onDeviceMotion),window.removeEventListener("message",this.onMessage)}},{key:"getCurrentStyle",value:function(){return"height: ".concat(parseInt(this.el.style.height,10),"px; width: ").concat(parseInt(this.el.style.width,10),"px; user-select: none; -webkit-user-select: none; -webkit-touch-callout: none; -webkit-tap-highlight-color: rgba(0,0,0,0);")}},{key:"addDraggingStyle",value:function(){this.el.setAttribute("style","".concat(this.getCurrentStyle()," cursor: -webkit-grabbing; cursor: -moz-grabbing; cursor: grabbing;"))}},{key:"addDraggableStyle",value:function(){this.el.setAttribute("style","".concat(this.getCurrentStyle()," cursor: -webkit-grab; cursor: -moz-grab; cursor: grab;"))}},{key:"onMessage",value:function(t){var e=t.data,i=e.orientation,r=e.portrait,n=e.rotationRate;n&&this.onDeviceMotion({orientation:i,portrait:r,rotationRate:n})}},{key:"onDeviceMotion",value:function(t){var e,i=void 0===t.portrait?window.matchMedia("(orientation: portrait)").matches:t.portrait;e=void 0===t.orientation?void 0===window.orientation?-90:window.orientation:t.orientation;var r=ve.Math.degToRad(t.rotationRate.alpha),n=ve.Math.degToRad(t.rotationRate.beta);i?(this.phi=this.verticalPanning?this.phi+r*this.velo:this.phi,this.theta-=n*this.velo*-1):(this.verticalPanning&&(this.phi=-90===e?this.phi+n*this.velo:this.phi-n*this.velo),this.theta=-90===e?this.theta-r*this.velo:this.theta+r*this.velo),this.adjustPhi()}},{key:"onMouseMove",value:function(t){this.isUserInteracting&&(this.rotateEnd.set(t.clientX,t.clientY),this.rotateDelta.subVectors(this.rotateEnd,this.rotateStart),this.rotateStart.copy(this.rotateEnd),this.phi=this.verticalPanning?this.phi+2*l*this.rotateDelta.y/this.renderer.height*.3:this.phi,this.theta+=2*l*this.rotateDelta.x/this.renderer.width*.5,this.adjustPhi())}},{key:"adjustPhi",value:function(){this.phi=ve.Math.clamp(this.phi,-l/1.95,l/1.95)}},{key:"onMouseDown",value:function(t){this.addDraggingStyle(),this.rotateStart.set(t.clientX,t.clientY),this.isUserInteracting=!0,this.momentum=!1,this.onDragStart&&this.onDragStart()}},{key:"inertia",value:function(){this.momentum&&(this.rotateDelta.y*=.9,this.rotateDelta.x*=.9,this.theta+=.005*this.rotateDelta.x,this.phi=this.verticalPanning?this.phi+.005*this.rotateDelta.y:this.phi,this.adjustPhi())}},{key:"onMouseUp",value:function(){this.isUserInteracting&&this.onDragStop&&this.onDragStop(),this.addDraggableStyle(),this.isUserInteracting=!1,this.momentum=!0,this.inertia()}},{key:"update",value:function(){return(this.phi!==this.previousPhi||this.theta!==this.previousTheta)&&(this.previousPhi=this.phi,this.previousTheta=this.theta,this.euler.set(this.phi,this.theta,0,"YXZ"),this.orientation.setFromEuler(this.euler),this.camera.quaternion.copy(this.orientation),this.inertia(),!0)}}]),i}(),Me=function(){function s(){var t=0<arguments.length&&void 0!==arguments[0]?arguments[0]:{};h(this,s),Object.assign(this,{height:360,width:640,initialYaw:90,verticalPanning:!0},t);var e=this.height,i=this.width,r=(this.container,this.containerId,this.initialYaw),n=this.verticalPanning,a=this.onDragStart,o=this.onDragStop;this.renderer=new ge({height:e,width:i}),this.camera=new ve.PerspectiveCamera(80,this.width/this.height,.1,100),this.controls=new xe({camera:this.camera,renderer:this.renderer,initialYaw:r,verticalPanning:n,onDragStart:a,onDragStop:o}),this.stopVideoLoop=this.stopVideoLoop.bind(this),this.onError=this.onError.bind(this),this.startVideoLoop=this.startVideoLoop.bind(this),this.needsUpdate=!1,this.scene=this.createScene(),this.scene.add(this.camera),this.element=this.getElement(),this.elementReady=!1,this.element.addEventListener("playing",this.startVideoLoop),this.element.addEventListener("pause",this.stopVideoLoop),this.element.addEventListener("ended",this.stopVideoLoop),this.element.addEventListener("loadedmetadata",this.initAfterLoadedMetadata.bind(this)),this.target=this.container?this.container:document.querySelector(this.containerId)}return n(s,[{key:"initAfterLoadedMetadata",value:function(){1<=this.element.readyState&&!this.elementReady&&(this.texture=this.createTexture(),this.renderer.setTexture(this.texture),this.scene.getObjectByName("photo").children=[this.renderer.mesh],this.elementReady=!0)}},{key:"play",value:function(){this.element.play&&this.element.play()}},{key:"pause",value:function(){this.element.pause&&this.element.pause()}},{key:"centralize",value:function(){this.controls.centralize()}},{key:"stopVideoLoop",value:function(){clearTimeout(this.videoLoopId),this.videoLoopId=null,this.needsUpdate=!1}},{key:"destroy",value:function(){this.element.style.display="",clearTimeout(this.videoLoopId),cancelAnimationFrame(this.animationFrameId),this.element.pause&&this.element.pause(),this.target.removeChild(this.renderer.el),this.controls.destroy(),this.renderer.destroy()}},{key:"setSize",value:function(t){var e=t.height,i=t.width;this.camera.aspect=i/e,this.camera.updateProjectionMatrix(),this.renderer.setSize({height:e,width:i})}},{key:"getElement",value:function(){if(this.source&&this.source.tagName)return this.source;var t=document.createElement("video");return t.loop=this.loop||!1,t.muted=this.muted||!1,t.setAttribute("crossorigin","anonymous"),t.setAttribute("webkit-playsinline","true"),t.setAttribute("playsinline","true"),t.setAttribute("src",this.source),t.autoplay=void 0===this.autoplay||this.autoplay,t.addEventListener("error",this.onError),t}},{key:"createTexture",value:function(){var t=new ve.Texture(this.element);return t.minFilter=ve.LinearFilter,t.magFilter=ve.LinearFilter,t.format=ve.RGBFormat,t.generateMipmaps=!1,t.needsUpdate=!0,t}},{key:"createScene",value:function(){var t=new ve.Scene,e=new ve.Object3D;return e.name="photo",t.add(e),t}},{key:"onError",value:function(){}},{key:"startVideoLoop",value:function(){var t=this;this.videoLoopId&&(clearTimeout(this.videoLoopId),this.videoLoopId=null);var e=function(){t.needsUpdate=!0,t.videoLoopId=setTimeout(e,40)};e()}},{key:"render",value:function(){var e=this;this.target.appendChild(this.renderer.el),this.element.style.display="none";var i=function(){e.animationFrameId=requestAnimationFrame(i);var t=e.controls.update();e.renderer.render(e.scene,e.camera,e.needsUpdate||t),e.needsUpdate=!1};this.startVideoLoop(),i()}}]),s}(),be=function(t){function e(t){return h(this,e),l(this,o(e).call(this,t))}return a(e,Me),n(e,[{key:"createTexture",value:function(){var t=new ve.VideoTexture(this.element);return t.minFilter=ve.LinearFilter,t.magFilter=ve.LinearFilter,t.format=ve.RGBFormat,t.generateMipmaps=!1,t.needsUpdate=!0,t}}]),e}(),_e=function(t){function e(t){return h(this,e),l(this,o(e).call(this,t))}return a(e,Me),n(e,[{key:"getElement",value:function(){if(this.source&&this.source.tagName)return this.source;var t=document.createElement("img");return t.setAttribute("crossorigin","anonymous"),t.src=this.source,t}}]),e}(),Se=function(t){function i(t){var e;return h(this,i),(e=l(this,o(i).call(this,t))).context=e.element.getContext("2d"),e}return a(i,Me),n(i,[{key:"play",value:function(){this.video.play&&this.video.play()}},{key:"pause",value:function(){this.video.pause&&this.video.pause()}},{key:"destroy",value:function(){this.video.style.display="",u(o(i.prototype),"destroy",this).call(this)}},{key:"getElement",value:function(){this.video=u(o(i.prototype),"getElement",this).call(this),this.video.addEventListener("playing",this.startVideoLoop),this.video.addEventListener("pause",this.stopVideoLoop),this.video.addEventListener("ended",this.stopVideoLoop);var t=document.createElement("canvas");return t.height=this.video.videoHeight,t.width=this.video.videoWidth,t}},{key:"render",value:function(){var r=this;this.target.appendChild(this.renderer.el),this.video.style.display="none";var n=function(){r.animationFrameId=requestAnimationFrame(n);var t=r.video.videoHeight,e=r.video.videoWidth;r.element.height!=t&&(r.element.height=t),r.element.width!=e&&(r.element.width=e),r.context.clearRect(0,0,e,t),r.context.drawImage(r.video,0,0,e,t);var i=r.controls.update();r.renderer.render(r.scene,r.camera,r.needsUpdate||i),r.renderer.mesh.material.map.needsUpdate=!0,r.needsUpdate=!1};this.startVideoLoop(),n()}}]),i}(),we=function(t){function i(t){var e;return h(this,i),(e=l(this,o(i).call(this,t))).driver.addEventListener("playing",e.startVideoLoop),e.driver.addEventListener("pause",e.stopVideoLoop),e.driver.addEventListener("ended",e.stopVideoLoop),e.driver.addEventListener("stalled",e.stopVideoLoop),e.driverInitialized=!1,e}return a(i,Me),n(i,[{key:"play",value:function(){this.driver.play()}},{key:"pause",value:function(){this.driver.pause()}},{key:"getElement",value:function(){this.source&&this.source.tagName?this.driver=this.source:(this.driver=document.createElement("audio"),this.driver.src=this.source,this.driver.loop=this.loop||!1,this.driver.muted=this.muted||!1,this.driver.setAttribute("crossorigin","anonymous"),this.driver.autoplay=this.autoplay||!0),this.source=this.driver.src,this.driver.src="",this.driver.load();var t=document.createElement("video");return t.setAttribute("crossorigin","anonymous"),t.src=this.source,t.load(),t.addEventListener("error",this.onError),t}},{key:"createTexture",value:function(){var t=new ve.VideoTexture(this.element);return t.minFilter=ve.LinearFilter,t.magFilter=ve.LinearFilter,t.format=ve.RGBFormat,t.generateMipmaps=!1,t.needsUpdate=!0,t}},{key:"startVideoLoop",value:function(){var t=this;this.videoLoopId&&(clearTimeout(this.videoLoopId),this.videoLoopId=null);var e=function(){t.element.currentTime=t.driver.currentTime,t.needsUpdate=!0,t.videoLoopId=setTimeout(e,40)};e()}},{key:"destroy",value:function(){this.driver.style.display="",u(o(i.prototype),"destroy",this).call(this)}},{key:"render",value:function(){var e=this;this.target.appendChild(this.renderer.el),this.element.style.display="none",this.driver.style.display="none";var i=function(){var t=e.controls.update();e.renderer.render(e.scene,e.camera,e.needsUpdate||t),e.needsUpdate=!1,e.animationFrameId=requestAnimationFrame(i),e.element.readyState>=e.element.HAVE_FUTURE_DATA&&!e.driverInitialized&&(e.driver.src=e.source,e.driver.load(),e.onDriverReady&&e.onDriverReady(),e.driverInitialized=!0)};i()}}]),i}();return t.Video=function(t){return e()?new we(t):i()?new Se(t):new be(t)},t.Image=_e,t}({});