FBX-glTF/lmv/lmvworker.min.js at dev · lengkujiaai/FBX-glTF

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this},multiplyVectors:function(a,b){return this.x=a.x*b.x,this.y=a.y*b.y,this.z=a.z*b.z,this},applyMatrix3:function(a){var b=this.x,c=this.y,d=this.z,e=a.elements;return this.x=e[0]*b+e[3]*c+e[6]*d,this.y=e[1]*b+e[4]*c+e[7]*d,this.z=e[2]*b+e[5]*c+e[8]*d,this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z,e=a.elements;return this.x=e[0]*b+e[4]*c+e[8]*d+e[12],this.y=e[1]*b+e[5]*c+e[9]*d+e[13],this.z=e[2]*b+e[6]*c+e[10]*d+e[14],this},applyProjection:function(a){var b=this.x,c=this.y,d=this.z,e=a.elements,f=1/(e[3]*b+e[7]*c+e[11]*d+e[15]);return this.x=(e[0]*b+e[4]*c+e[8]*d+e[12])*f,this.y=(e[1]*b+e[5]*c+e[9]*d+e[13])*f,this.z=(e[2]*b+e[6]*c+e[10]*d+e[14])*f,this},applyQuaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z,h=a.w,i=h*b+f*d-g*c,j=h*c+g*b-e*d,k=h*d+e*c-f*b,l=-e*b-f*c-g*d;return this.x=i*h+l*-e+j*-g-k*-f,this.y=j*h+l*-f+k*-e-i*-g,this.z=k*h+l*-g+i*-f-j*-e,this},transformDirection:function(a){var b=this.x,c=this.y,d=this.z,e=a.elements;return this.x=e[0]*b+e[4]*c+e[8]*d,this.y=e[1]*b+e[5]*c+e[9]*d,this.z=e[2]*b+e[6]*c+e[10]*d,this.normalize(),this},divide:function(a){return this.x/=a.x,this.y/=a.y,this.z/=a.z,this},divideScalar:function(a){if(0!==a){var b=1/a;this.x*=b,this.y*=b,this.z*=b}else this.x=0,this.y=0,this.z=0;return this},min:function(a){return this.x>a.x&&(this.x=a.x),this.y>a.y&&(this.y=a.y),this.z>a.z&&(this.z=a.z),this},max:function(a){return this.x<a.x&&(this.x=a.x),this.y<a.y&&(this.y=a.y),this.z<a.z&&(this.z=a.z),this},clamp:function(a,b){return this.x<a.x?this.x=a.x:this.x>b.x&&(this.x=b.x),this.y<a.y?this.y=a.y:this.y>b.y&&(this.y=b.y),this.z<a.z?this.z=a.z:this.z>b.z&&(this.z=b.z),this},clampScalar:function(){var a,b;return function(c,d){return void 0===a&&(a=new LmvVector3,b=new LmvVector3),a.set(c,c,c),b.set(d,d,d),this.clamp(a,b)}}(),floor:function(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this},ceil:function(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this},round:function(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this},roundToZero:function(){return this.x=this.x<0?Math.ceil(this.x):Math.floor(this.x),this.y=this.y<0?Math.ceil(this.y):Math.floor(this.y),this.z=this.z<0?Math.ceil(this.z):Math.floor(this.z),this},negate:function(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(a){var b=this.length();return 0!==b&&a!==b&&this.mu 10000 ltiplyScalar(a/b),this},lerp:function(a,b){return this.x+=(a.x-this.x)*b,this.y+=(a.y-this.y)*b,this.z+=(a.z-this.z)*b,this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a),this},cross:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,b);var c=this.x,d=this.y,e=this.z;return this.x=d*a.z-e*a.y,this.y=e*a.x-c*a.z,this.z=c*a.y-d*a.x,this},crossVectors:function(a,b){var c=a.x,d=a.y,e=a.z,f=b.x,g=b.y,h=b.z;return this.x=d*h-e*g,this.y=e*f-c*h,this.z=c*g-d*f,this},projectOnVector:function(){var a,b;return function(c){return void 0===a&&(a=new LmvVector3),a.copy(c).normalize(),b=this.dot(a),this.copy(a).multiplyScalar(b)}}(),projectOnPlane:function(){var a;return function(b){return void 0===a&&(a=new LmvVector3),a.copy(this).projectOnVector(b),this.sub(a)}}(),reflect:function(){var a;return function(b){return void 0===a&&(a=new LmvVector3),this.sub(a.copy(b).multiplyScalar(2*this.dot(b)))}}(),distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,c=this.y-a.y,d=this.z-a.z;return b*b+c*c+d*d},setEulerFromRotationMatrix:function(a,b){console.error("THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.")},setEulerFromQuaternion:function(a,b){console.error("THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.")},getPositionFromMatrix:function(a){return console.warn("THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition()."),this.setFromMatrixPosition(a)},getScaleFromMatrix:function(a){return console.warn("THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale()."),this.setFromMatrixScale(a)},getColumnFromMatrix:function(a,b){return console.warn("THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn()."),this.setFromMatrixColumn(a,b)},setFromMatrixPosition:function(a){return this.x=a.elements[12],this.y=a.elements[13],this.z=a.elements[14],this},setFromMatrixScale:function(a){var b=this.set(a.elements[0],a.elements[1],a.elements[2]).length(),c=this.set(a.elements[4],a.elements[5],a.elements[6]).length(),d=this.set(a.elements[8],a.elements[9],a.elements[10]).length();return this.x=b,this.y=c,this.z=d,this},setFromMatrixColumn:function(a,b){var c=4*a,d=b.elements;return this.x=d[c],this.y=d[c+1],this.z=d[c+2],this},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromArray:function(a,b){return void 0===b&&(b=0),this.x=a[b],this.y=a[b+1],this.z=a[b+2],this},toArray:function(a,b){return void 0===a&&(a=[]),void 0===b&&(b=0),a[b]=this.x,a[b+1]=this.y,a[b+2]=this.z,a},fromAttribute:function(a,b,c){return void 0===c&&(c=0),b=b*a.itemSize+c,this.x=a.array[b],this.y=a.array[b+1],this.z=a.array[b+2],this}};var LmvBox3=function(a,b){this.min=void 0!==a?a:new LmvVector3(1/0,1/0,1/0),this.max=void 0!==b?b:new LmvVector3(-(1/0),-(1/0),-(1/0))};LmvBox3.prototype={constructor:LmvBox3,set:function(a,b){return this.min.copy(a),this.max.copy(b),this},setFromPoints:function(a){this.makeEmpty();for(var b=0,c=a.length;c>b;b++)this.expandByPoint(a[b]);return this},setFromArray:function(a,b){return this.min.x=a[b],this.min.y=a[b+1],this.min.z=a[b+2],this.max.x=a[b+3],this.max.y=a[b+4],this.max.z=a[b+5],this},copyToArray:function(a,b){a[b]=this.min.x,a[b+1]=this.min.y,a[b+2]=this.min.z,a[b+3]=this.max.x,a[b+4]=this.max.y,a[b+5]=this.max.z},setFromCenterAndSize:function(){var a=new LmvVector3;return function(b,c){var d=a.copy(c).multiplyScalar(.5);return this.min.copy(b).sub(d),this.max.copy(b).add(d),this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){return this.min.copy(a.min),this.max.copy(a.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},empty:function(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z},center:function(a){var b=a||new LmvVector3;return b.addVectors(this.min,this.max).multiplyScalar(.5)},size:function(a){var b=a||new LmvVector3;return b.subVectors(this.max,this.min)},expandByPoint:function(a){return this.min.min(a),this.max.max(a),this},expandByVector:function(a){return this.min.sub(a),this.max.add(a),this},expandByScalar:function(a){return this.min.addScalar(-a),this.max.addScalar(a),this},containsPoint:function(a){return a.x<this.min.x||a.x>this.max.x||a.y<this.min.y||a.y>this.max.y||a.z<this.min.z||a.z>this.max.z?!1:!0},containsBox:function(a){return this.min.x<=a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y&&this.min.z<=a.min.z&&a.max.z<=this.max.z?!0:!1},getParameter:function(a,b){var c=b||new LmvVector3;return c.set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y),(a.z-this.min.z)/(this.max.z-this.min.z))},isIntersectionBox:function(a){return a.max.x<this.min.x||a.min.x>this.max.x||a.max.y<this.min.y||a.min.y>this.max.y||a.max.z<this.min.z||a.min.z>this.max.z?!1:!0},clampPoint:function(a,b){var c=b||new LmvVector3;return c.copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new LmvVector3;return function(b){var c=a.copy(b).clamp(this.min,this.max);return c.sub(b).length()}}(),intersect:function(a){return this.min.max(a.min),this.max.min(a.max),this},union:function(a){return this.min.min(a.min),this.max.max(a.max),this},applyMatrix4:function(){var a=[new LmvVector3,new LmvVector3,new LmvVector3,new LmvVector3,new LmvVector3,new LmvVector3,new LmvVector3,new LmvVector3];return function(b){return a[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(b),a[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(b),a[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(b),a[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(b),a[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(b),a[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(b),a[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(b),a[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(b),this.makeEmpty(),this.setFromPoints(a),this}}(),translate:function(a){return this.min.add(a),this.max.add(a),this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}},LmvMatrix4=function(a){a?this.elements=new Float64Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1]):this.elements=new Float32Array([1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1])},LmvMatrix4.prototype={constructor:LmvMatrix4,set:function(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p){var q=this.elements;return q[0]=a,q[4]=b,q[8]=c,q[12]=d,q[1]=e,q[5]=f,q[9]=g,q[13]=h,q[2]=i,q[6]=j,q[10]=k,q[14]=l,q[3]=m,q[7]=n,q[11]=o,q[15]=p,this},identity:function(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this},copy:function(a){return this.elements.set(a.elements),this},makeRotationFromQuaternion:function(a){var b=this.elements,c=a.x,d=a.y,e=a.z,f=a.w,g=c+c,h=d+d,i=e+e,j=c*g,k=c*h,l=c*i,m=d*h,n=d*i,o=e*i,p=f*g,q=f*h,r=f*i;return b[0]=1-(m+o),b[4]=k-r,b[8]=l+q,b[1]=k+r,b[5]=1-(j+o),b[9]=n-p,b[2]=l-q,b[6]=n+p,b[10]=1-(j+m),b[3]=0,b[7]=0,b[11]=0,b[12]=0,b[13]=0,b[14]=0,b[15]=1,this},multiply:function(a){return this.multiplyMatrices(this,a)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[4],h=c[8],i=c[12],j=c[1],k=c[5],l=c[9],m=c[13],n=c[2],o=c[6],p=c[10],q=c[14],r=c[3],s=c[7],t=c[11],u=c[15],v=d[0],w=d[4],x=d[8],y=d[12],z=d[1],A=d[5],B=d[9],C=d[13],D=d[2],E=d[6],F=d[10],G=d[14],H=d[3],I=d[7],J=d[11],K=d[15];return e[0]=f*v+g*z+h*D+i*H,e[4]=f*w+g*A+h*E+i*I,e[8]=f*x+g*B+h*F+i*J,e[12]=f*y+g*C+h*G+i*K,e[1]=j*v+k*z+l*D+m*H,e[5]=j*w+k*A+l*E+m*I,e[9]=j*x+k*B+l*F+m*J,e[13]=j*y+k*C+l*G+m*K,e[2]=n*v+o*z+p*D+q*H,e[6]=n*w+o*A+p*E+q*I,e[10]=n*x+o*B+p*F+q*J,e[14]=n*y+o*C+p*G+q*K,e[3]=r*v+s*z+t*D+u*H,e[7]=r*w+s*A+t*E+u*I,e[11]=r*x+s*B+t*F+u*J,e[15]=r*y+s*C+t*G+u*K,this},multiplyToArray:function(a,b,c){var d=this.elements;return this.multiplyMatrices(a,b),c[0]=d[0],c[1]=d[1],c[2]=d[2],c[3]=d[3],c[4]=d[4],c[5]=d[5],c[6]=d[6],c[7]=d[7],c[8]=d[8],c[9]=d[9],c[10]=d[10],c[11]=d[11],c[12]=d[12],c[13]=d[13],c[14]=d[14],c[15]=d[15],this},multiplyScalar:function(a){var b=this.elements;return b[0]*=a,b[4]*=a,b[8]*=a,b[12]*=a,b[1]*=a,b[5]*=a,b[9]*=a,b[13]*=a,b[2]*=a,b[6]*=a,b[10]*=a,b[14]*=a,b[3]*=a,b[7]*=a,b[11]*=a,b[15]*=a,this},determinant:function(){var a=this.elements,b=a[0],c=a[4],d=a[8],e=a[12],f=a[1],g=a[5],h=a[9],i=a[13],j=a[2],k=a[6],l=a[10],m=a[14],n=a[3],o=a[7],p=a[11],q=a[15];return n*(+e*h*k-d*i*k-e*g*l+c*i*l+d*g*m-c*h*m)+o*(+b*h*m-b*i*l+e*f*l-d*f*m+d*i*j-e*h*j)+p*(+b*i*k-b*g*m-e*f*k+c*f*m+e*g*j-c*i*j)+q*(-d*g*j-b*h*k+b*g*l+d*f*k-c*f*l+c*h*j)},transpose:function(){var a,b=this.elements;return a=b[1],b[1]=b[4],b[4]=a,a=b[2],b[2]=b[8],b[8]=a,a=b[6],b[6]=b[9],b[9]=a,a=b[3],b[3]=b[12],b[12]=a,a=b[7],b[7]=b[13],b[13]=a,a=b[11],b[11]=b[14],b[14]=a,this},flattenToArrayOffset:function(a,b){var c=this.elements;return a[b]=c[0],a[b+1]=c[1],a[b+2]=c[2],a[b+3]=c[3],a[b+4]=c[4],a[b+5]=c[5],a[b+6]=c[6],a[b+7]=c[7],a[b+8]=c[8],a[b+9]=c[9],a[b+10]=c[10],a[b+11]=c[11],a[b+12]=c[12],a[b+13]=c[13],a[b+14]=c[14],a[b+15]=c[15],a},setPosition:function(a){var b=this.elements;return b[12]=a.x,b[13]=a.y,b[14]=a.z,this},getInverse:function(a,b){var c=this.elements,d=a.elements,e=d[0],f=d[4],g=d[8],h=d[12],i=d[1],j=d[5],k=d[9],l=d[13],m=d[2],n=d[6],o=d[10],p=d[14],q=d[3],r=d[7],s=d[11],t=d[15];c[0]=k*p*r-l*o*r+l*n*s-j*p*s-k*n*t+j*o*t,c[4]=h*o*r-g*p*r-h*n*s+f*p*s+g*n*t-f*o*t,c[8]=g*l*r-h*k*r+h*j*s-f*l*s-g*j*t+f*k*t,c[12]=h*k*n-g*l*n-h*j*o+f*l*o+g*j*p-f*k*p,c[1]=l*o*q-k*p*q-l*m*s+i*p*s+k*m*t-i*o*t,c[5]=g*p*q-h*o*q+h*m*s-e*p*s-g*m*t+e*o*t,c[9]=h*k*q-g*l*q-h*i*s+e*l*s+g*i*t-e*k*t,c[13]=g*l*m-h*k*m+h*i*o-e*l*o-g*i*p+e*k*p,c[2]=j*p*q-l*n*q+l*m*r-i*p*r-j*m*t+i*n*t,c[6]=h*n*q-f*p*q-h*m*r+e*p*r+f*m*t-e*n*t,c[10]=f*l*q-h*j*q+h*i*r-e*l*r-f*i*t+e*j*t,c[14]=h*j*m-f*l*m-h*i*n+e*l*n+f*i*p-e*j*p,c[3]=k*n*q-j*o*q-k*m*r+i*o*r+j*m*s-i*n*s,c[7]=f*o*q-g*n*q+g*m*r-e*o*r-f*m*s+e*n*s,c[11]=g*j*q-f*k*q-g*i*r+e*k*r+f*i*s-e*j*s,c[15]=f*k*m-g*j*m+g*i*n-e*k*n-f*i*o+e*j*o;var u=e*c[0]+i*c[4]+m*c[8]+q*c[12];if(0==u){var v="Matrix4.getInverse(): can't invert matrix, determinant is 0";if(b)throw new Error(v);return console.warn(v),this.identity(),this}return this.multiplyScalar(1/u),this},scale:function(a){var b=this.elements,c=a.x,d=a.y,e=a.z;return b[0]*=c,b[4]*=d,b[8]*=e,b[1]*=c,b[5]*=d,b[9]*=e,b[2]*=c,b[6]*=d,b[10]*=e,b[3]*=c,b[7]*=d,b[11]*=e,this},makeTranslation:function(a,b,c){return this.set(1,0,0,a,0,1,0,b,0,0,1,c,0,0,0,1),this},makeRotationX:function(a){var b=Math.cos(a),c=Math.sin(a);return this.set(1,0,0,0,0,b,-c,0,0,c,b,0,0,0,0,1),this},makeRotationY:function(a){var b=Math.cos(a),c=Math.sin(a);return this.set(b,0,c,0,0,1,0,0,-c,0,b,0,0,0,0,1),this},makeRotationZ:function(a){var b=Math.cos(a),c=Math.sin(a);return this.set(b,-c,0,0,c,b,0,0,0,0,1,0,0,0,0,1),this},makeRotationAxis:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=1-c,f=a.x,g=a.y,h=a.z,i=e*f,j=e*g;return this.set(i*f+c,i*g-d*h,i*h+d*g,0,i*g+d*h,j*g+c,j*h-d*f,0,i*h-d*g,j*h+d*f,e*h*h+c,0,0,0,0,1),this},makeScale:function(a,b,c){return this.set(a,0,0,0,0,b,0,0,0,0,c,0,0,0,0,1),this},compose:function(a,b,c){return this.makeRotationFromQuaternion(b),this.scale(c),this.setPosition(a),this},transformPoint:function(a){var b=a.x,c=a.y,d=a.z,e=this.elements;return a.x=e[0]*b+e[4]*c+e[8]*d+e[12],a.y=e[1]*b+e[5]*c+e[9]*d+e[13],a.z=e[2]*b+e[6]*c+e[10]*d+e[14],a},transformDirection:function(a){var b=a.x,c=a.y,d=a.z,e=this.elements;a.x=e[0]*b+e[4]*c+e[8]*d,a.y=e[1]*b+e[5]*c+e[9]*d,a.z=e[2]*b+e[6]*c+e[10]*d;var f=Math.sqrt(a.x*a.x+a.y*a.y+a.z*a.z);if(f>0){var g=1/f;a.x*=g,a.y*=g,a.z*=g}return a},fromArray:function(a){return this.elements.set(a),this},toArray:function(){var a=this.elements;return[a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],a[10],a[11],a[12],a[13],a[14],a[15]]},clone:function(){return(new LmvMatrix4).fromArray(this.elements)}},function(){"use strict";function a(a){throw a}function b(a,b){var c=a.split("."),d=l;!(c[0]in d)&&d.execScript&&d.execScript("var "+c[0]);for(var 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Uint8Array(b):b,this.o=!1,this.k=w,this.w=!1,(c||!(c={}))&&(c.index&&(this.c=c.index),c.bufferSize&&(this.j=c.bufferSize),c.bufferType&&(this.k=c.bufferType),c.resize&&(this.w=c.resize)),this.k){case v:this.a=32768,this.b=new(m?Uint8Array:Array)(32768+this.j+258);break;case w:this.a=0,this.b=new(m?Uint8Array:Array)(this.j),this.e=this.D,this.q=this.A,this.l=this.C;break;default:a(Error("invalid inflate mode"))}}function g(b,c){for(var d,e=b.f,f=b.d,g=b.input,h=b.c;c>f;)d=g[h++],d===k&&a(Error("input buffer is broken")),e|=d<<f,f+=8;return d=e&(1<<c)-1,b.f=e>>>c,b.d=f-c,b.c=h,d}function h(a,b){for(var c,d,e,f=a.f,g=a.d,h=a.input,i=a.c,j=b[0],l=b[1];l>g&&(c=h[i++],c!==k);)f|=c<<g,g+=8;return d=j[f&(1<<l)-1],e=d>>>16,a.f=f>>e,a.d=g-e,a.c=i,65535&d}function i(a){function b(a,b,c){var d,e,f,i;for(i=0;a>i;)switch(d=h(this,b)){case 16:for(f=3+g(this,2);f--;)c[i++]=e;break;case 17:for(f=3+g(this,3);f--;)c[i++]=0;e=0;break;case 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Uint32Array(q):q;d.prototype.getName=function(){return this.name},d.prototype.getData=function(){return this.data},d.prototype.G=function(){return this.H},b("Zlib.GunzipMember",d),b("Zlib.GunzipMember.prototype.getName",d.prototype.getName),b("Zlib.GunzipMember.prototype.getData",d.prototype.getData),b("Zlib.GunzipMember.prototype.getMtime",d.prototype.G);var s,t=[];for(s=0;288>s;s++)switch(!0){case 143>=s:t.push([s+48,8]);break;case 255>=s:t.push([s-144+400,9]);break;case 279>=s:t.push([s-256+0,7]);break;case 287>=s:t.push([s-280+192,8]);break;default:a("invalid literal: "+s)}var u=function(){function b(b){switch(!0){case 3===b:return[257,b-3,0];case 4===b:return[258,b-4,0];case 5===b:return[259,b-5,0];case 6===b:return[260,b-6,0];case 7===b:return[261,b-7,0];case 8===b:return[262,b-8,0];case 9===b:return[263,b-9,0];case 10===b:return[264,b-10,0];case 12>=b:return[265,b-11,1];case 14>=b:return[266,b-13,1];case 16>=b:return[267,b-15,1];case 18>=b:return[268,b-17,1];case 22>=b:return[269,b-19,2];case 26>=b:return[270,b-23,2];case 30>=b:return[271,b-27,2];case 34>=b:return[272,b-31,2];case 42>=b:return[273,b-35,3];case 50>=b:return[274,b-43,3];case 58>=b:return[275,b-51,3];case 66>=b:return[276,b-59,3];case 82>=b:return[277,b-67,4];case 98>=b:return[278,b-83,4];case 114>=b:return[279,b-99,4];case 130>=b:return[280,b-115,4];case 162>=b:return[281,b-131,5];case 194>=b:return[282,b-163,5];case 226>=b:return[283,b-195,5];case 257>=b:return[284,b-227,5];case 258===b:return[285,b-258,0];default:a("invalid length: "+b)}}var c,d,e=[];for(c=3;258>=c;c++)d=b(c),e[c]=d[2]<<24|d[1]<<16|d[0];return e}();m&&new Uint32Array(u);var v=0,w=1;f.prototype.g=function(){for(;!this.o;){var b=g(this,3);switch(1&b&&(this.o=!0),b>>>=1){case 0:var c=this.input,d=this.c,e=this.b,f=this.a,h=k,j=k,l=k,n=e.length,o=k;switch(this.d=this.f=0,h=c[d++],h===k&&a(Error("invalid uncompressed block header: LEN (first byte)")),j=h,h=c[d++],h===k&&a(Error("invalid uncompressed block header: 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a,b,c,d,e,f=0,g=this.b,h=this.i,i=new(m?Uint8Array:Array)(this.n+(this.a-32768));if(0===h.length)return m?this.b.subarray(32768,this.a):this.b.slice(32768,this.a);for(b=0,c=h.length;c>b;++b)for(a=h[b],d=0,e=a.length;e>d;++d)i[f++]=a[d];for(b=32768,c=this.a;c>b;++b)i[f++]=g[b];return this.i=[],this.buffer=i},f.prototype.A=function(){var a,b=this.a;return m?this.w?(a=new Uint8Array(b),a.set(this.b.subarray(0,b))):a=this.b.subarray(0,b):(this.b.length>b&&(this.b.length=b),a=this.b),this.buffer=a},j.prototype.F=function(){return this.s||this.g(),this.m.slice()},j.prototype.g=function(){for(var b=this.input.length;this.c<b;){var e=new d,g=k,h=k,i=k,j=k,l=k,n=k,o=k,p=k,q=k,r=this.input,s=this.c;switch(e.u=r[s++],e.v=r[s++],(31!==e.u||139!==e.v)&&a(Error("invalid file signature:"+e.u+","+e.v)),e.p=r[s++],e.p){case 8:break;default:a(Error("unknown compression method: "+e.p))}if(e.h=r[s++],p=r[s++]|r[s++]<<8|r[s++]<<16|r[s++]<<24,e.H=new 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this.n()};var o,p,q=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],r=k?new Uint16Array(q):q,s=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,258,258],t=k?new Uint16Array(s):s,u=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0],v=k?new Uint8Array(u):u,w=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577],x=k?new Uint16Array(w):w,y=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],z=k?new Uint8Array(y):y,A=new(k?Uint8Array:Array)(288);for(o=0,p=A.length;p>o;++o)A[o]=143>=o?8:255>=o?9:279>=o?7:8;var B,C,D=c(A),E=new(k?Uint8Array:Array)(30);for(B=0,C=E.length;C>B;++B)E[B]=5;var F=c(E);d.prototype.j=function(a,b){var c=this.c,d=this.b;this.o=a;for(var g,h,i,j,k=c.length-258;256!==(g=f(this,a));)if(256>g)d>=k&&(this.b=d,c=this.e(),d=this.b),c[d++]=g;else 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a.u&&(f+=a.u)),2>f?(c=(g.length-this.a)/this.o[2],e=258*(c/2)|0,d=e<h.length?h.length+e:h.length<<1):d=h.length*f,k?(b=new Uint8Array(d),b.set(h)):b=h,this.c=b},d.prototype.n=function(){var a,b,c,d,e,f=0,g=this.c,h=this.g,i=new(k?Uint8Array:Array)(this.l+(this.b-32768));if(0===h.length)return k?this.c.subarray(32768,this.b):this.c.slice(32768,this.b);for(b=0,c=h.length;c>b;++b)for(a=h[b],d=0,e=a.length;e>d;++d)i[f++]=a[d];for(b=32768,c=this.b;c>b;++b)i[f++]=g[b];return this.g=[],this.buffer=i},d.prototype.v=function(){var a,b=this.b;return k?this.r?(a=new Uint8Array(b),a.set(this.c.subarray(0,b))):a=this.c.subarray(0,b):(this.c.length>b&&(this.c.length=b),a=this.c),this.buffer=a},h.prototype.k=function(){var b,c,d=this.input;if(b=this.q.k(),this.a=this.q.a,this.A){c=(d[this.a++]<<24|d[this.a++]<<16|d[this.a++]<<8|d[this.a++])>>>0;var e=b;if("string"==typeof e){var f,g,h=e.split("");for(f=0,g=h.length;g>f;f++)h[f]=(255&h[f].charCodeAt(0))>>>0;e=h}for(var i,j=1,k=0,l=e.length,m=0;l>0;){i=l>1024?1024:l,l-=i;do j+=e[m++],k+=j;while(--i);j%=65521,k%=65521}c!==(k<<16|j)>>>0&&a(Error("invalid adler-32 checksum"))}return b};var G=8;b("Zlib.Inflate",h),b("Zlib.Inflate.prototype.decompress",h.prototype.k);var H,I,J,K,L={ADAPTIVE:n.s,BLOCK:n.t};if(Object.keys)H=Object.keys(L);else for(I in H=[],J=0,L)H[J++]=I;for(J=0,K=H.length;K>J;++J)I=H[J],b("Zlib.Inflate.BufferType."+I,L[I])}.call(this),function(a){var b="object"==typeof exports&&exports,c="object"==typeof module&&module&&module.exports==b&&module,d="object"==typeof global&&global;(d.global===d||d.window===d)&&(a=d);var e=function(a){this.message=a};e.prototype=new Error,e.prototype.name="InvalidCharacterError";var f=function(a){throw new e(a)},g="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/",h=/<%= spaceCharacters %>/g,i=function(a){a=String(a).replace(h,"");var b=a.length;b%4==0&&(a=a.replace(/==?$/,""),b=a.length),(b%4==1||/[^+a-zA-Z0-9\/]/.test(a))&&f("Invalid character: the string to be decoded is not correctly encoded.");for(var c,d,e=0,i="",j=-1;++j<b;)d=g.indexOf(a.charAt(j)),c=e%4?64*c+d:d,e++%4&&(i+=String.fromCharCode(255&c>>(-2*e&6)));return i},j=function(a){a=String(a),/[^\0-\xFF]/.test(a)&&f("The string to be encoded contains characters outside of the Latin1 range.");for(var b,c,d,e,h=a.length%3,i="",j=-1,k=a.length-h;++j<k;)b=a.charCodeAt(j)<<16,c=a.charCodeAt(++j)<<8,d=a.charCodeAt(++j),e=b+c+d,i+=g.charAt(e>>18&63)+g.charAt(e>>12&63)+g.charAt(e>>6&63)+g.charAt(63&e);return 2==h?(b=a.charCodeAt(j)<<8,c=a.charCodeAt(++j),e=b+c,i+=g.charAt(e>>10)+g.charAt(e>>4&63)+g.charAt(e<<2&63)+"="):1==h&&(e=a.charCodeAt(j),i+=g.charAt(e>>2)+g.charAt(e<<4&63)+"=="),i},k={encode:j,decode:i,version:"<%= version %>"};if("function"==typeof define&&"object"==typeof define.amd&&define.amd)define(function(){return k});else if(b&&!b.nodeType)if(c)c.exports=k;else for(var l in k)k.hasOwnProperty(l)&&(b[l]=k[l]);else a.base64=k}(this),InputStream.prototype.seek=function(a){this.offset=a},InputStream.prototype.getBytes=function(a){var b=new Uint8Array(this.buffer.buffer,this.offset,a);return this.offset+=a,b},InputStream.prototype.getVarints=function(){var a,b=0,c=0;do a=this.buffer[this.offset++],b|=(127&a)<<c,c+=7;while(128&a);return b},InputStream.prototype.getUint8=function(){return this.buffer[this.offset++]},InputStream.prototype.getUint16=function(){return this.convUint8[0]=this.buffer[this.offset++],this.convUint8[1]=this.buffer[this.offset++],this.convUint16[0]},InputStream.prototype.getInt16=function(){var a=this.getUint16();return a>32767&&(a=4294901760|a),a},InputStream.prototype.getInt32=function(){var a=this.buffer,b=this.convUint8,c=this.offset;return b[0]=a[c],b[1]=a[c+1],b[2]=a[c+2],b[3]=a[c+3],this.offset+=4,this.convInt32[0]},InputStream.prototype.getUint32=function(){var a=this.buffer,b=this.convUint8,c=this.offset;return b[0]=a[c],b[1]=a[c+1],b[2]=a[c+2],b[3]=a[c+3],this.offset+=4,this.convUint32[0]},InputStream.prototype.getFloat32=function(){var a=this.buffer,b=this.convUint8,c=this.offset;return b[0]=a[c],b[1]=a[c+1],b[2]=a[c+2],b[3]=a[c+3],this.offset+=4,this.convFloat32[0]},InputStream.prototype.getFloat64=function(){for(var a=this.buffer,b=this.convUint8,c=this.offset,d=0;8>d;d++)b[d]=a[c+d];return this.offset+=8,this.convFloat64[0]},InputStream.prototype.getString=function(a){for(var b=this.buffer,c="",d=this.offset,e=this.offset+a;e>d;d++)c+=String.fromCharCode(b[d]);this.offset+=a;var f;try{f=decodeURIComponent(escape(c))}catch(g){f=c,debug("Failed to decode string "+f)}return f},InputStream.prototype.reset=function(a){this.buffer=a,this.offset=0,this.byteLength=a.length},VBUtils={deduceUVRepetition:function(a){for(var b in a.vblayout)if(0==b.indexOf("uv")&&0!=b.indexOf("uvw"))for(var c=a.vblayout[b].offset,d=a.vbstride,e=a.vb,f=a.vb.length/d,g=0,h=c;f>g;g++,h+=d){var i=e[h],j=e[h+1];if(i>2||0>i||j>2||0>j){a.vblayout[b].isPattern=!0;break}}},computeBounds3D:function(a){var b,c,d,e,f,g=1/0,h=1/0,i=1/0,j=-(1/0),k=-(1/0),l=-(1/0),m=a.vbstride,n=a.vblayout.position.offset,o=a.vb,p=a.vb.length/m;for(b=0,c=n;p>b;b++,c+=m)d=o[c],e=o[c+1],f=o[c+2],g>d&&(g=d),h>e&&(h=e),i>f&&(i=f),d>j&&(j=d),e>k&&(k=e),f>l&&(l=f);var q=(a.boundingBox={min:{x:g,y:h,z:i},max:{x:j,y:k,z:l}},.5*(g+j)),r=.5*(h+k),s=.5*(i+l),t=a.boundingSphere={};t.center={x:q,y:r,z:s};var u=0;for(b=0,c=n;p>b;b++,c+=m){d=o[c],e=o[c+1],f=o[c+2];var v=d-q,w=e-r,x=f-s,y=v*v+w*w+x*x;y>u&&(u=y)}t.radius=Math.sqrt(u)},bboxUnion:function(a,b){b.min.x<a.min.x&&(a.min.x=b.min.x),b.min.y<a.min.y&&(a.min.y=b.min.y),b.min.z<a.min.z&&(a.min.z=b.min.z),b.max.x>a.max.x&&(a.max.x=b.max.x),b.max.y>a.max.y&&(a.max.y=b.max.y),b.max.z>a.max.z&&(a.max.z=b.max.z)}},function(a){"use strict";function b(a,b){var c=b||65536;this.useInstancing=a,this.stride=12,this.vb=new ArrayBuffer(4*this.stride*(this.useInstancing?c/4:c)),this.vbf=new Float32Array(this.vb),this.vbi=new Int32Array(this.vb),this.vcount=0,this.ib=this.useInstancing?null:new Uint16Array(c),this.icount=0,this.minx=this.miny=1/0,this.maxx=this.maxy=-(1/0),this.dbIds={},this.numEllipticals=0,this.numCirculars=0,this.numTriangleGeoms=0}var c=2*Math.PI,d=0,e=1,f=2,g=3,h=4,i=5,j=0,k=1,l=2,m=3,n=6,o=7,p=8,q=9,r=[0,1,3,0,3,2];b.prototype.expandStride=function(){},b.prototype.addToBounds=function(a,b){a<this.minx&&(this.minx=a),a>this.maxx&&(this.maxx=a),b<this.miny&&(this.miny=b),b>this.maxy&&(this.maxy=b)},b.prototype.setCommonVertexAttribs=function(a,b,c,d,e,f,g,h){b=255&b,c=255&c,h=255&h,f=65535&f,g=65535&g,this.vbi[a+p]=b|c<<8|h<<16,this.vbi[a+n]=d,this.vbi[a+o]=e,this.vbi[a+q]=f|g<<16,this.dbIds[e]=1},b.prototype.addVertexTriangleGeom=function(a,b,c,d,e,f,g,h,k,l){for(var m=this.vcount,n=this.vbf,o=this.useInstancing?1:4,p=0;o>p;p++){var q=(m+p)*this.stride;n[q]=a,n[q+1]=b,n[q+2]=c,n[q+3]=d,n[q+4]=e,n[q+5]=f,this.setCommonVertexAttribs(q,j+p,i,g,h,k,l,0),this.vcount++}return m},b.prototype.addVertexLine=function(a,b,c,d,f,g,h,i,k,l,m){for(var n=this.vcount,o=this.vbf,p=this.useInstancing?1:4,q=0;p>q;q++){var r=(n+q)*this.stride;o[r]=a,o[r+1]=b,o[r+2]=c,o[r+3]=d,o[r+4]=.5*g,o[r+5]=f,this.setCommonVertexAttribs(r,j+q,e,h,i,k,l,m),this.vcount++}return n},b.prototype.addVertexTexQuad=function(a,b,c,d,e,f,g,i,k){for(var l=this.vcount,m=this.vbf,n=this.useInstancing?1:4,o=0;n>o;o++){var p=(l+o)*this.stride;m[p]=a,m[p+1]=b,m[p+2]=e,m[p+3]=c,m[p+4]=d,this.setCommonVertexAttribs(p,j+o,h,f,g,i,k,0),this.vcount++}return l},b.prototype.addVertexArc=function(a,b,c,d,e,h,i,k,l,m,n,o){for(var p=this.vcount,q=this.vbf,r=e==h?f:g,s=this.useInstancing?1:4,t=0;s>t;t++){var u=(p+t)*this.stride;q[u]=a,q[u+1]=b,q[u+2]=c,q[u+3]=d,q[u+4]=.5*k,q[u+5]=e,r===g&&(q[u+10]=h,q[u+11]=i),this.setCommonVertexAttribs(u,j+t,r,l,m,n,o,0),this.vcount++}return p},b.prototype.addVertex=function(a,b,c,e,f,g){if(!this.useInstancing){var h=this.vcount,i=this.stride*h,j=this.vbf;return j[i]=a,j[i+1]=b,this.setCommonVertexAttribs(i,0,d,c,e,f,g,0),this.vcount++,h}},b.prototype.addVertexPolytriangle=function(a,b,c,d,e,f){this.useInstancing||(this.addVertex(a,b,c,d,e,f),this.addToBounds(a,b))},b.prototype.addIndices=function(a,b){if(!this.useInstancing){var c=this.ib,d=this.icount;if(d+a.length>=c.length){for(var e=new Uint16Array(2*c.length),f=0;d>f;++f)e[f]=c[f];this.ib=c=e}for(var f=0;f<a.length;++f)c[d+f]=b+a[f];this.icount+=a.length}},b.prototype.finalizeQuad=function(a){this.useInstancing||this.addIndices(r,a)},b.prototype.addSegment=function(a,b,c,d,e,f,g,h,i,j,k){var l=c-a,m=d-b,n=l||m?Math.atan2(m,l):0,o=l||m?Math.sqrt(l*l+m*m):0,p=this.addVertexLine(a,b,n,o,e,f,g,h,i,j,k);this.finalizeQuad(p),this.addToBounds(a,b),this.addToBounds(c,d)},b.prototype.addTriangleGeom=function(a,b,c,d,e,f,g,h,i,j){this.numTriangleGeoms++;var k=this.addVertexTriangleGeom(a,b,c,d,e,f,g,h,i,j);this.finalizeQuad(k),this.addToBounds(a,b),this.addToBounds(c,d),this.addToBounds(e,f)},b.prototype.addArc=function(a,b,d,e,f,g,h,i,j,k,l,m){f==g?this.numCirculars++:this.numEllipticals++;var n=s(d,e);d=n.start,e=n.end,0==d&&0==e&&(e=c);var o=Math.abs(d-e);if(o>1e-4&&Math.abs(o-c)>1e-4){var p=a+f*Math.cos(d),q=b+g*Math.sin(d);this.addSegment(p,q,p,q,0,i,j,k,l,m);var r=a+f*Math.cos(e),t=b+g*Math.sin(e);this.addSegment(r,t,r,t,0,i,j,k,l,m)}else this.addToBounds(a-f,b-g),this.addToBounds(a+f,b+g);var u=this.addVertexArc(a,b,d,e,f,g,h,i,j,k,l,m);this.finalizeQuad(u);var o,p,q,r,t},b.prototype.addTexturedQuad=function(a,b,c,d,e,f,g,h,i){var j=this.addVertexTexQuad(a,b,c,d,e,f,g,h,i);this.finalizeQuad(j);var k=.5*Math.cos(e),l=.5*Math.sin(e),m=Math.abs(c*k)+Math.abs(d*l),n=Math.abs(c*l)+Math.abs(d*k);this.addToBounds(a-m,b-n),this.addToBounds(a+m,b+n)},b.prototype.isFull=function(a){a=a||3;var b=this.useInstancing?4:1;return this.vcount*b+a>32767},b.prototype.toMesh=function(){var a={};a.vb=new Float32Array(this.vb.slice(0,this.vcount*this.stride*4)),a.vbstride=this.stride;var b=this.useInstancing?1:0;if(a.vblayout={fields1:{offset:0,itemSize:3,bytesPerItem:4,divisor:b,normalize:!1},fields2:{offset:3,itemSize:3,bytesPerItem:4,divisor:b,normalize:!1},color4b:{offset:n,itemSize:4,bytesPerItem:1,divisor:b,normalize:!0},dbId4b:{offset:o,itemSize:4,bytesPerItem:1,divisor:b,normalize:!1},flags4b:{offset:p,itemSize:4,bytesPerItem:1,divisor:b,normalize:!1},layerVp4b:{offset:q,itemSize:4,bytesPerItem:1,divisor:b,normalize:!1}},this.stride>10&&(a.vblayout.extraParams={offset:10,itemSize:2,bytesPerItem:4,divisor:b,normalize:!1}),this.useInstancing){a.numInstances=this.vcount;var c=new Int32Array([j,k,l,m]);a.vblayout.instFlags4b={offset:0,itemSize:4,bytesPerItem:1,divisor:0,normalize:!1},a.vblayout.instFlags4b.array=c.buffer;a.indices=new Uint16Array(r)}else a.indices=new Uint16Array(this.ib.buffer.slice(0,2*this.icount));a.dbIds=this.dbIds;var d=this.maxx-this.minx,e=this.maxy-this.miny,f=Math.max(d,e);a.boundingBox={min:{x:this.minx,y:this.miny,z:.001*-f},max:{x:this.maxx,y:this.maxy,z:.001*f}};a.boundingSphere={center:{x:.5*(this.minx+this.maxx),y:.5*(this.miny+this.maxy),z:0},radius:.5*Math.sqrt(d*d+e*e)};return a};var s=function(a,b){function d(){function d(a,b){return Math.abs(a-b)<.001}d(a,0)&&(a=0),d(b,0)&&(b=0),d(a,c)&&(a=c),d(b,c)&&(b=c)}if(d(),a>b)for(;a>c;)a-=c,b-=c;else for(;b>c;)a-=c,b-=c;return d(),0>a&&b>0&&(a+=c),{start:a,end:b}};a.VertexBufferBuilder=b}(Autodesk.Viewing.Private),PackFileReader.prototype.readVarint=function(){var a,b=0,c=0;do a=this.stream.getUint8(),b|=(127&a)<<c,c+=7;while(128&a);return b},PackFileReader.prototype.readU32V=PackFileReader.prototype.readVarint,PackFileReader.prototype.readU16=function(){return this.stream.getUint16()},PackFileReader.prototype.readU8=function(){return this.stream.getUint8()},PackFileReader.prototype.readString=function(){return this.stream.getString(this.readU32V())},PackFileReader.prototype.readVector3f=function(){var a=this.stream;return{x:a.getFloat32(),y:a.getFloat32(),z:a.getFloat32()}},PackFileReader.prototype.readVector3d=function(){var a={x:0,y:0,z:0};return function(b){var c=this.stream;return a.x=c.getFloat64(),a.y=c.getFloat64(),a.z=c.getFloat64(),b&&(a.x-=b.x,a.y-=b.y,a.z-=b.z),a}}(),PackFileReader.prototype.readQuaternionf=function(){var a={x:0,y:0,z:0,w:0};return function(){var b=this.stream;return a.x=b.getFloat32(),a.y=b.getFloat32(),a.z=b.getFloat32(),a.w=b.getFloat32(),a}}(),PackFileReader.prototype.readMatrix3f=function(){var a=new LmvMatrix4;return function(b){b||(b=a);var c=this.stream;b.identity();for(var d=0;3>d;++d)for(var e=0;3>e;++e)b.elements[4*d+e]=c.getFloat32();return b}}(),PackFileReader.prototype.readTransform=function(){var a={x:1,y:1,z:1},b=new LmvMatrix4;return function(c,d,e,f){var g,h,i=this.stream,j=i.getUint8();switch(j){case 4:b.identity(),f&&(b.elements[12]-=f.x,b.elements[13]-=f.y,b.elements[14]-=f.z);break;case 0:g=this.readVector3d(f),b.makeTranslation(g.x,g.y,g.z);break;case 1:h=this.readQuaternionf(),g=this.readVector3d(f),a.x=1,a.y=1,a.z=1,b.compose(g,h,a);break;case 2:var k=i.getFloat32();h=this.readQuaternionf(),g=this.readVector3d(f),a.x=k,a.y=k,a.z=k,b.compose(g,h,a);break;case 3:this.readMatrix3f(b),g=this.readVector3d(f),b.setPosition(g)}if(void 0===c)return(new LmvMatrix4).copy(b);var l=b.elements;d&&(d[e+0]=l[0],d[e+1]=l[1],d[e+2]=l[2],d[e+3]=l[4],d[e+4]=l[5],d[e+5]=l[6],d[e+6]=l[8],d[e+7]=l[9],d[e+8]=l[10],d[e+9]=l[12],d[e+10]=l[13],d[e+11]=l[14])}}(),PackFileReader.prototype.getEntryCounts=function(){return this.entryOffsets.length},PackFileReader.prototype.seekToEntry=function(a){var b=this.getEntryCounts();if(a>=b)return null;this.stream.seek(this.entryOffsets[a]);var c=this.stream.getUint32();return c>=this.types.length?null:this.types[c]},PackFileReader.prototype.readPathID=function(){var a=this.stream;if(this.version<2){var b=a.getUint16();if(!b)return null;if(a.getUint16(),1==b)return"";for(var c=a.getUint16(),d=2;b>d;++d)c+="/"+a.getUint16()}else{var b=this.readU32V();if(!b)return null;if(this.readU32V(),1==b)return"";for(var c=this.readU32V(),d=2;b>d;++d)c+="/"+this.readU32V()}return c};var readOpenCTM=function(a){var b=function(){return a.getString(a.getInt32())},c=a.getString(4);if("OCTM"!=c)return null;var d=a.getInt32();if(5!=d)return null;var e=a.getString(3);a.getUint8();var f={stream:null,vertices:null,indices:null,normals:null,colors:null,uvs:[],attrs:[]};f.vertexCount=a.getInt32(),f.triangleCount=a.getInt32(),f.texMapCount=a.getInt32(),f.attribMapCount=a.getInt32(),f.flags=a.getInt32(),f.comment=b();var g=!0;f.vbstride=3,1&f.flags&&(f.vbstride+=g?1:3),f.vbstride+=2*(f.texMapCount||0),f.vbstride+=3*(f.attribMapCount||0),f.vblayout={};var h=0;if(f.vblayout.position={offset:h,itemSize:3},h+=3,1&f.flags&&(f.vblayout.normal={offset:h,itemSize:g?2:3,bytesPerItem:g?2:4,normalize:g},h+=g?1:3),f.texMapCount)for(var i=0;i<f.texMapCount;i++){var j="uv";i&&(j+=(i+1).toString()),f.vblayout[j]={offset:h,itemSize:2},h+=2}return f.vb=new Float32Array(f.vertexCount*f.vbstride),"RAW"==e?(readOpenCTM_RAW(a,f),VBUtils.deduceUVRepetition(f),VBUtils.computeBounds3D(f),f):"MG2"==e?(readOpenCTM_MG2(a,f),VBUtils.deduceUVRepetition(f),VBUtils.computeBounds3D(f),f):null},readLines=function(a,b){var c,d,e={isLines:!0,vertices:null,indices:null,colors:null,normals:null,uvs:[],attrs:[]};b.version>1?(e.vertexCount=a.readU16(),c=a.readU16(),d=a.readU16()):(e.vertexCount=a.readU32V(),c=a.readU32V(),d=a.readU32V());var f=0!=a.stream.getUint8();e.vbstride=3,f&&(e.vbstride+=3),e.vblayout={};var g=0;e.vblayout.position={offset:g,itemSize:3},g+=3,f&&(e.vblayout.color={offset:g,itemSize:3}),e.vb=new Float32Array(e.vertexCount*e.vbstride);for(var h=e.vb,i=e.vbstride,j=a.stream,k=0,g=e.vblayout.position.offset,l=e.vertexCount;l>k;k++,g+=i)h[g]=j.getFloat32(),h[g+1]=j.getFloat32(),h[g+2]=j.getFloat32();if(f)for(var m=0,g=e.vblayout.color.offset,n=e.vertexCount;n>m;m++,g+=i)h[g]=j.getFloat32(),h[g+1]=j.getFloat32(),h[g+2]=j.getFloat32(),j.getFloat32();var o,p,q=function(a){return a.buffer.slice(a.byteOffset,a BD0 .byteOffset+a.length)};b.version>1?(o=new Uint16Array(q(j.getBytes(2*c))),p=new Uint16Array(q(j.getBytes(2*d)))):(o=new Int32Array(q(j.getBytes(4*c))),p=new Int32Array(q(j.getBytes(4*d))));var r=p[d-1]-d+1;e.indices=new Uint16Array(2*r);for(var s=0,k=0;d>k+1;k++)for(var t=p[k];t+1<p[k+1];t++)e.indices[s++]=o[t],e.indices[s++]=o[t+1];return VBUtils.computeBounds3D(e),e},NUM_FRAGMENT_LIMITS=(isAndroidDevice()||isIOSDevice(),null),MAX_FRAGMENT_PACK_SIZE=isAndroidDevice()||isIOSDevice()?6291456:33554432;Package.prototype.loadAsyncResource=function(a,b,c,d){function e(b){if(f.pendingRequests--,b){var c=new Uint8Array(b);if(31==c[0]&&139==c[1]){var e=new Zlib.Gunzip(c);c=e.decompress()}d(c)}0==f.pendingRequests&&f.postLoad(a)}if(c)return void d(c);var f=this;this.pendingRequests++,Autodesk.Viewing.Private.ViewingService.get(a.viewing_url,"items",a.basePath+b,e,a.onFailureCallback,{withCredentials:!!a.auth,responseType:"arraybuffer",asynchronous:!0,headers:a.headers,queryParams:a.queryParams,oss_url:a.oss_url})},Package.prototype.loadManifest=function(a){var b=this.unzip.decompress("manifest.json");if(!b)return!1;var c=new InputStream(b);this.manifest=JSON.parse(c.getString(b.byteLength))},Package.prototype.loadRemainingSvf=function(a){var b=this,c=this.unzip;this.manifest=a.manifest;var d=this.manifest,e=d.assets,f=c.decompress("metadata.json"),g=new InputStream(f);if(f.byteLength>3&&0!==f[3]&&(this.metadata=JSON.parse(g.getString(f.byteLength)).metadata,this.metadata)){var h=this.metadata["world bounding box"],i={x:h.minXYZ[0],y:h.minXYZ[1],z:h.minXYZ[2]},j={x:h.maxXYZ[0],y:h.maxXYZ[1],z:h.maxXYZ[2]};this.bbox={min:i,max:j},this.globalOffset=a.globalOffset||{x:.5*(i.x+j.x),y:.5*(i.y+j.y),z:.5*(i.z+j.z)},i.x-=this.globalOffset.x,i.y-=this.globalOffset.y,i.z-=this.globalOffset.z,j.x-=this.globalOffset.x,j.y-=this.globalOffset.y,j.z-=this.globalOffset.z,this.metadata.hasOwnProperty("double sided geometry")&&this.metadata["double sided geometry"].value&&(this.doubleSided=!0)}d.manifestversion;this.packFileTotalSize=0,this.primitiveCount=0;for(var k=d.typesets,l={},m=0;m<k.length;m++){var n=k[m];l[n.id]=n.types}for(var o={},m=0;m<e.length;m++){var p=e[m],q=p.type;0==q.indexOf("Autodesk.CloudPlatform.")&&(q=q.substr(23));

b.prototype.loadManifest=function(a){var b={name:"LMV Manifest",toolkitversion:"LMVTK 2.6.4",manifestversion:2,adskID:{sourceSystem:"",type:"",id:"",version:""},assets:[],typesets:[]};this.manifest=b;var c=this.gltf.buffers;for(var d in c)if("binary_glTF"!==d){var e=c[d];if(0!==e.uri.indexOf(g)){var h={id:d,URI:e.uri,uri:e.uri,usize:e.byteLength,type:e.type};this.manifest.assets.push(h)}else this.loadedBuffers[d]=f(e.uri.slice(g.length)),e.uri="embed://"+d}var i=this.gltf.images;for(var j in i){var k=i[j],h={id:j,URI:k.uri,uri:k.uri,name:k.name,type:"image"};this.manifest.assets.push(h)}},b.prototype.loadRemainingSvf=function(a){a.manifest&&(this.manifest=a.manifest),this.manifest.assetMap={};for(var b=0;b<this.manifest.assets.length;b++){var c=this.manifest.assets[b];this.manifest.assetMap[c.id]=c}this.processMeshesList(),this.processMaterialsList(),this.deriveInstanceTree(),a.loadDoneCB("svf");for(var d in this.loadedBuffers)this.loadGeometry(a,d);this.loadBuffers(a)},b.prototype.loadBuffers=function(a){function b(e){if(g<d.length-1){var f=d[g+1];Autodesk.Viewing.Private.ViewingService.get(a.viewing_url,"items",a.basePath+f.URI,b,a.onFailureCallback,{withCredentials:!!a.auth,responseType:f.type||"arraybuffer",asynchronous:!0,headers:a.headers,queryParams:a.queryParams,oss_url:a.oss_url})}if(e){var h=d[g];c.loadedBuffers[h.id]=e,c.loadGeometry(a,h.id)}g++}for(var c=this,d=[],e=this.manifest.assets,f=0;f<e.length;f++)"image"!==e[f].type&&d.push(e[f]);var g=-1;b(null)};var h={5120:1,5121:1,5122:2,5123:2,5126:4},i={SCALAR:1,VEC2:2,VEC3:3,VEC4:4};return b.prototype.loadGeometry=function(a,b){function c(a){var b=f.gltf.accessors[a],c=b.bufferView;if(c){var d=f.gltf.bufferViews[c].buffer;if(d)return!!f.loadedBuffers[d]}return!1}for(var d=this.gltf.buffers[b],e=d.meshes,f=this,g=0;g<e.length;g++)for(var j=this.gltf.meshes[e[g]],k=j.primitives,l=!0,m=0;m<k.length;m++){var n=k[m],j={vblayout:{},vbstride:0,packedNormals:l},o=!0;if(n.indices&&(o=o&&c(n.indices))){var p=f.gltf.accessors[n.indices];j.triangleCount=p.count/3;var q,r,s=p.byteStride,t=2,u=f.gltf.bufferViews[p.bufferView],v=p.byteOffset+u.byteOffset,d=f.loadedBuffers[u.buffer];5123===p.componentType?(r=j.indices=new Uint16Array(p.count),t=2,q=new Uint16Array(d)):debug("Unimplemented component type for index buffer");var w=v/t;0===s?s=1:s/=t;for(var x=0;x<p.count;x++)r[x]=q[w+x*s]}var y=0;for(var z in n.attributes){o=o&&c(n.attributes[z]);var A=f.gltf.accessors[n.attributes[z]];if(o)if("NORMAL"===z)j.vbstride+=l?1:3,j.vblayout.normal={offset:y,itemSize:l?2:3,bytesPerItem:l?2:4,normalize:l},y+=l?1:3;else{var B=z;if("POSITION"===z)B="position",j.vertexCount=A.count;else if(0===z.indexOf("TEXCOORD")){var C=parseInt(z.split("_")[1]);B="uv"+(C||"")}else 0===z.indexOf("COLOR")&&(B="color");var D=h[A.componentType]*i[A.type];j.vbstride+=D/4,j.vblayout[B]={offset:y,itemSize:i[A.type],bytesPerItem:h[A.componentType],normalize:!1},y+=D/4}}if(o){var E,F=j.vb=new Float32Array(j.vertexCount*j.vbstride);l&&(E=new Uint16Array(j.vb.buffer));for(var z in n.attributes){var A=f.gltf.accessors[n.attributes[z]],u=f.gltf.bufferViews[A.bufferView],v=A.byteOffset+u.byteOffset,G=f.loadedBuffers[u.buffer];if("NORMAL"===z){var H=j.vblayout.normal;A.count!=j.vertexCount&&debug("Normals count does not equal vertex count");for(var q=new Float32Array(G),I=v/4,y=H.offset,x=0;x<j.vertexCount;x++,y+=j.vbstride){var J=q[I],K=q[I+1],L=q[I+2];if(E){var M=.5*(Math.atan2(K,J)/Math.PI+1),N=.5*(L+1);E[2*y]=65535*M|0,E[2*y+1]=65535*N|0}else F[y]=J,F[y+1]=K,F[y+2]=L;I+=A.byteStride/4}}else{var B=z;if("POSITION"===z)B="position",j.vertexCount=A.count;else if(0===z.indexOf("TEXCOORD")){var C=parseInt(z.split("_")[1]);B="uv"+(C||"")}else 0===z.indexOf("COLOR")&&(B="color");var H=j.vblayout[B];4!==h[A.componentType]&&debug("Unimplemented size for vertex attribute.");for(var q=new Float32Array(G),I=v/4,y=H.offset,x=0;x<j.vertexCount;x++,y+=j.vbstride){for(var O=0;O<H.itemSize;O++)F[y+O]=q[I+O];I+=A.byteStride/4}}var P=f.gltf.buffers[u.buffer];P.refCount--,0===P.refCount&&delete f.loadedBuffers[u.buffer]}f.geomsLoaded++,VBUtils.computeBounds3D(j),a.loadDoneCB("mesh",{mesh:j,packId:e[g],meshIndex:m,progress:f.geomsLoaded/f.geomList.length})}}d.meshes=null},b.prototype.processMaterialsList=function(){var a=this.gltf.materials;for(var b in a){var c=this.materialList.length;this.materialToIndex[b]=c,this.gltfMaterials.materials[c]=a[b],this.materialList.push(b)}},b.prototype.processMeshesList=function(){function a(a){var b=c.gltf.accessors[a],e=b.bufferView;if(e){var g=c.gltf.bufferViews[e].buffer;if(g){var h=c.gltf.buffers[g];h.refCount?h.refCount++:h.refCount=1,h.meshes||(h.meshes=[]),f||(h.meshes.push(d),f=!0)}}}var b=this.gltf.meshes,c=this;for(var d in b)for(var e=b[d],f=!1,g=0;g<e.primitives.length;g++){var h=d+":"+g;this.geomToIndex[h]=this.geomList.length,this.geomList.push(h);var i=e.primitives[g];i.indices&&a(i.indices);for(var j in i.attributes)a(i.attributes[j])}},b.prototype.countFragments=function(){function a(b){var c=b.meshes;if(b.meshes)for(var g=0;g<c.length;g++)for(var h=f.gltf.meshes[c[g]].primitives,i=0;i<h.length;i++)e++;var j=b.children||b.nodes;if(j)for(var k=0;k<j.length;k++){var l=d[j[k]];a(l)}}var b=this.gltf.scene,c=this.gltf.scenes[b],d=this.gltf.nodes,e=0,f=this;a(c),this.fragments.length=e,this.fragments.boxes=new Float32Array(6*e),this.fragments.transforms=new Float32Array(12*e),this.fragments.materials=new Int32Array(e),this.fragments.entityIndexes=new Int32Array(e),this.fragments.fragId2dbId=new Int32Array(e),this.fragments.packIds=new Int32Array(e)},b.prototype.deriveInstanceTree=function(){function a(b,c,j,k){k>f&&(f=k);var l=j.clone();if(c.matrix){var m=new LmvMatrix4(!0);m.fromArray(c.matrix),l.multiply(m)}var n=new LmvBox3,o=c.meshes;if(c.meshes){b.fragIds=[];for(var p=0;p<o.length;p++)for(var q=g.gltf.meshes[o[p]].primitives,r=0;r<q.length;r++){var s=o[p]+":"+r,t=g.nextFragId++;b.fragIds.push(t),h.fragId2dbId[t]=b.dbId,h.entityIndexes[t]=g.geomToIndex[s],h.mesh2frag[s]?h.mesh2frag[s].push(t):h.mesh2frag[s]=[t],h.materials[t]=g.materialToIndex[q[r].material];var u=12*t,v=l.elements,w=h.transforms;w[u]=v[0],w[u+1]=v[1],w[u+2]=v[2],w[u+3]=v[4],w[u+4]=v[5],w[u+5]=v[6],w[u+6]=v[8],w[u+7]=v[9],w[u+8]=v[10],w[u+9]=v[12],w[u+10]=v[13],w[u+11]=v[14];var x=q[r].attributes.POSITION;if(x){var y=g.gltf.accessors[x];if(y.min&&y.max){i.min.x=y.min[0],i.min.y=y.min[1],i.min.z=y.min[2],i.max.x=y.max[0],i.max.y=y.max[1],i.max.z=y.max[2],i.applyMatrix4(l),u=6*t;var z=h.boxes;z[u]=i.min.x,z[u+1]=i.min.y,z[u+2]=i.min.z,z[u+3]=i.max.x,z[u+4]=i.max.y,z[u+5]=i.max.z,n.union(i)}else debug("unknown bbox for mesh",o[p])}}}var A=c.children||c.nodes;if(A){b.children=[];for(var B=0;B<A.length;B++){var C=d[A[B]],D={name:C.name||A[B],dbId:g.nextDbId++};g.nodeToDbId[A[B]]=D.dbId,b.children.push(D);var E=a(D,C,l,k+1);n.union(E)}}var F=6*b.dbId,z=e;return z[F]=n.min.x,z[F+1]=n.min.y,z[F+2]=n.min.z,z[F+3]=n.max.x,z[F+4]=n.max.y,z[F+5]=n.max.z,n}this.countFragments();var b=this.gltf.scene,c=this.gltf.scenes[b],d=this.gltf.nodes;this.instanceTree={name:b,dbId:this.nextDbId++,children:[]},this.nodeToDbId[b]=this.instanceTree.dbId;var e=[],f=1,g=this,h=this.fragments,i=new LmvBox3,j=a(this.instanceTree,c,new LmvMatrix4(!0),1);g.bbox.union(j),this.instanceBoxes=new Float32Array(e.length),this.instanceBoxes.set(e),this.objectCount=this.nextDbId,this.maxTreeDepth=f},b}();NodeArray.prototype.setLeftChild=function(a,b){this.nodesI[a*this.node_stride+6]=b},NodeArray.prototype.getLeftChild=function(a){return this.nodesI[a*this.node_stride+6]},NodeArray.prototype.setPrimStart=function(a,b){this.is_lean_node?this.nodesI[a*this.node_stride+6]=b:this.nodesI[a*this.node_stride+8]=b},NodeArray.prototype.getPrimStart=function(a){return this.is_lean_node?this.nodesI[a*this.node_stride+6]:this.nodesI[a*this.node_stride+8]},NodeArray.prototype.setPrimCount=function(a,b){this.nodesS[a*this.node_stride_short+14]=b},NodeArray.prototype.getPrimCount=function(a){return this.nodesS[a*this.node_stride_short+14]},NodeArray.prototype.setFlags=function(a,b,c,d){this.nodesS[a*this.node_stride_short+15]=d<<3|c<<2|3&b},NodeArray.prototype.getFlags=function(a){return this.nodesS[a*this.node_stride_short+15]},NodeArray.prototype.setBox0=function(a,b){var c=a*this.node_stride,d=this.nodesF;d[c]=b[0],d[c+1]=b[1],d[c+2]=b[2],d[c+3]=b[3],d[c+4]=b[4],d[c+5]=b[5]},NodeArray.prototype.getBoxThree=function(a,b){var c=a*this.node_stride,d=this.nodesF;b.min.x=d[c],b.min.y=d[c+1],b.min.z=d[c+2],b.max.x=d[c+3],b.max.y=d[c+4],b.max.z=d[c+5]},NodeArray.prototype.setBoxThree=function(a,b){var c=a*this.node_stride,d=this.nodesF;d[c]=b.min.x,d[c+1]=b.min.y,d[c+2]=b.min.z,d[c+3]=b.max.x,d[c+4]=b.max.y,d[c+5]=b.max.z},NodeArray.prototype.makeEmpty=function(a){var b=a*this.node_stride,c=this.nodesI;c[b+6]=-1,c[b+7]=0,this.is_lean_node||(c[b+8]=-1)},NodeArray.prototype.realloc=function(a){if(this.nodeCount+a>this.nodeCapacity){var b=0|3*this.nodeCapacity/2;b<this.nodeCount+a&&(b=this.nodeCount+a);var c=new ArrayBuffer(b*this.bytes_per_node),d=new Int32Array(c);d.set(this.nodesI),this.nodeCapacity=b,this.nodesRaw=c,this.nodesF=new Float32Array(c),this.nodesI=d,this.nodesS=new Uint16Array(c)}},NodeArray.prototype.nextNodes=function(a){this.realloc(a);var b=this.nodeCount;this.nodeCount+=a;for(var c=0;a>c;c++)this.makeEmpty(b+c);return b},NodeArray.prototype.getRawData=function(){return this.nodesRaw.slice(0,this.nodeCount*this.bytes_per_node)};var BOX_STRIDE=6,POINT_STRIDE=3,BOX_EPSILON=1e-5,BOX_SCALE_EPSILON=1e-5,MAX_DEPTH=15,MAX_BINS=16,BVHModule=function(){"use strict";function a(a,b,c,d){a[b]=.5*(c[d]+c[d+3]),a[b+1]=.5*(c[d+1]+c[d+4]),a[b+2]=.5*(c[d+2]+c[d+5])}function b(a,b,c){a[0]>b[c]&&(a[0]=b[c]),a[3]<b[c]&&(a[3]=b[c]),a[1]>b[c+1]&&(a[1]=b[c+1]),a[4]<b[c+1]&&(a[4]=b[c+1]),a[2]>b[c+2]&&(a[2]=b[c+2]),a[5]<b[c+2]&&(a[5]=b[c+2])}function c(a,b,c){a[0]>b[c]&&(a[0]=b[c]),a[1]>b[c+1]&&(a[1]=b[c+1]),a[2]>b[c+2]&&(a[2]=b[c+2]),a[3]<b[c+3]&&(a[3]=b[c+3]),a[4]<b[c+4]&&(a[4]=b[c+4]),a[5]<b[c+5]&&(a[5]=b[c+5])}function d(a,b){a[0]>b[0]&&(a[0]=b[0]),a[1]>b[1]&&(a[1]=b[1]),a[2]>b[2]&&(a[2]=b[2]),a[3]<b[3]&&(a[3]=b[3]),a[4]<b[4]&&(a[4]=b[4]),a[5]<b[5]&&(a[5]=b[5])}function e(a,b,c,d){for(var e=0;3>e;e++)a[b+e]=c[d+3+e]-c[d+e]}function f(a,b){a[0]=b[0],a[1]=b[1],a[2]=b[2],a[3]=b[3],a[4]=b[4],a[5]=b[5]}function g(a){a[0]=s,a[1]=s,a[2]=s,a[3]=-s,a[4]=-s,a[5]=-s}function h(a,b){var c=a[b+3]-a[b],d=a[b+4]-a[b+1],e=a[b+5]-a[b+2];return 0>c||0>d||0>e?0:2*(c*d+d*e+e*c)}function i(a){var b=a[3]-a[0],c=a[4]-a[1],d=a[5]-a[2];return 0>b||0>c||0>d?0:2*(b*c+c*d+d*b)}function j(){this.vb_left=new Float32Array(6),this.vb_right=new Float32Array(6),this.cb_left=new Float32Array(6),this.cb_right=new Float32Array(6),this.num_left=0,this.best_split=-1,this.best_cost=-1,this.num_bins=-1}function k(){this.box_bbox=new Float32Array(6),this.box_centroid=new Float32Array(6),this.num_prims=0}function l(){this.BL=new Float32Array(6),this.CL=new Float32Array(6),this.NL=0,this.AL=0}function m(a,d,e,f,g,h,i){for(var j=a.centroids,k=a.primitives,l=a.boxes,m=i*(1-BOX_SCALE_EPSILON)/h[f],n=g[f],o=a.sort_prims,p=d;e>=p;p++){var q=0|k[p],r=m*(j[3*q+f]-n),s=0|r;0>s?s=0:s>=i&&(s=i-1),o[p]=s,t[s].num_prims++,c(t[s].box_bbox,l,6*q),b(t[s].box_centroid,j,3*q)}}function n(a,b,c,e,g,h,j){if(h[e]<a.scene_epsilon)return void(j.best_cost=1/0);var k=MAX_BINS;k>c-b+1&&(k=c-b+1);for(var l=0;k>l;l++)t[l].reset();for(var l=0;k-1>l;l++)v[l].reset();for(j.num_bins=k,m(a,b,c,e,g,h,k),f(v[0].BL,t[0].box_bbox),f(v[0].CL,t[0].box_centroid),v[0].AL=i(v[0].BL),v[0].NL=t[0].num_prims,l=1;k-1>l;l++){var n=t[l],o=v[l];f(o.BL,v[l-1].BL),d(o.BL,n.box_bbox),o.AL=i(o.BL),f(o.CL,v[l-1].CL),d(o.CL,n.box_centroid),o.NL=v[l-1].NL+n.num_prims}l=k-1,f(w,t[l].box_bbox),f(x,t[l].box_centroid);var p=i(w),q=t[l].num_prims,r=l,s=p*q+v[l-1].AL*v[l-1].NL;for(f(j.vb_right,w),f(j.cb_right,t[l].box_centroid),f(j.vb_left,v[l-1].BL),f(j.cb_left,v[l-1].CL),j.num_left=v[l-1].NL,l-=1;l>=1;l--){var n=t[l];d(w,n.box_bbox),d(x,n.box_centroid),p=i(w),q+=n.num_prims;var u=p*q+v[l-1].AL*v[l-1].NL;s>=u&&(s=u,r=l,f(j.vb_right,w),f(j.cb_right,x),f(j.vb_left,v[l-1].BL),f(j.cb_left,v[l-1].CL),j.num_left=v[l-1].NL)}j.best_split=r,j.best_cost=s}function o(a,b,c,d,e,f,g){var h,i,j=a.primitives,k=a.sort_prims,l=0,m=0|b,n=0|g.best_split;for(h=b;c>=h;h++){var o=0|j[h],p=k[h];n>p?j[m++]=o:k[l++]=o}for(i=0;l>i;i++)j[m+i]=k[i]}function p(a,c,d,f,h,i,j,k){var l=a.primitives,m=a.centroids,n=h-f+1;n>a.frags_per_inner_node&&(n=a.frags_per_inner_node),n>k&&(n=k),c.setPrimStart(d,f),c.setPrimCount(d,n),f+=n,g(i);for(var o=f;h>=o;o++)b(i,m,3*l[o]);e(j,0,i,0);var p=0;return j[1]>j[0]&&(p=1),j[2]>j[p]&&(p=2),p}function q(a,b,c,d,f,g,h,i){e(y,0,g,0);var k=a.nodes,l=h?a.frags_per_leaf_node_transparent:a.frags_per_leaf_node,m=h?a.frags_per_inner_node_transparent:a.frags_per_inner_node,q=a.max_polys_per_node,r=0;y[1]>y[0]&&(r=1),y[2]>y[r]&&(r=2),k.setBox0(b,f);var s=0,t=0;if(a.polygonCounts)for(var u=c;d>=u&&(s+=a.polygonCounts[a.primitives[u]],t++,!(s>q));u++);var v=d-c+1,w=l>=v&&q>s||1===v;if(w||i>MAX_DEPTH||y[r]<a.scene_epsilon)return k.setLeftChild(b,-1),k.setPrimStart(b,c),k.setPrimCount(b,d-c+1),void k.setFlags(b,0,0,h?1:0);m&&(r=p(a,k,b,c,d,g,y,t),c+=k.getPrimCount(b));var x=new j;if(n(a,c,d,r,g,y,x),x.num_bins<0)return void k.setPrimCount(b,k.getPrimCount(b)+d-c+1);o(a,c,d,r,g,y,x);var z=k.nextNodes(2),A=.5*(x.vb_left[3+r]+x.vb_left[r]),B=.5*(x.vb_right[3+r]+x.vb_right[r]);k.setFlags(b,r,B>A?0:1,h?1:0),k.setLeftChild(b,z),a.recursion_stack.push([a,z+1,c+x.num_left,d,x.vb_right,x.cb_right,h,i+1]),a.recursion_stack.push([a,z,c,c+x.num_left-1,x.vb_left,x.cb_left,h,i+1])}function r(d){var f=d.boxv_o,h=d.boxc_o,i=d.boxv_t,j=d.boxc_t;g(f),g(h),g(i),g(j);for(var k=d.centroids,l=d.boxes,m=0,n=d.prim_count;n>m;m++)a(k,3*m,l,6*m),m>=d.first_transparent?(b(j,k,3*m),c(i,l,6*m)):(b(h,k,3*m),c(f,l,6*m));e(y,0,d.boxv_o,0);var o=Math.max(y[0],y[1],y[2]);d.scene_epsilon=BOX_EPSILON*o}var s=1/0;j.prototype.reset=function(){this.num_left=0,this.best_split=-1,this.best_cost=-1,this.num_bins=-1},k.prototype.reset=function(){this.num_prims=0,g(this.box_bbox),g(this.box_centroid)},l.prototype.reset=function(){this.NL=0,this.AL=0,g(this.BL),g(this.CL)};for(var t=[],u=0;MAX_BINS>u;u++)t.push(new k);for(var v=[],u=0;MAX_BINS-1>u;u++)v.push(new l);var w=new Float32Array(6),x=new Float32Array(6),y=new Float32Array(3);return{bvh_subdivide:q,compute_boxes:r,box_area:h}}();BVHBuilder.prototype.sortPrimitives=function(){for(var a=new Float32Array(this.work_buf),b=this.materialDefs,c=this.materials,d=this.primitives,e=0,f=0,g=this.prim_count;g>f;f++){d[f]=f;var h=b&&b[c[f]]?b[c[f]].transparent:!1;h&&e++,i?(a[f]=BVHModule.box_area(this.boxes,BOX_STRIDE*f),h&&(a[f]=-a[f])):a[f]=h?-1:1}var i=!1;if(i)Array.prototype.sort.call(this.primitives,function(b,c){return a[c]-a[b]});else if(e&&e<this.prim_count){for(var j=new Int32Array(e),k=0,l=0,f=0,g=this.prim_count;g>f;f++)a[f]>=0?d[k++]=d[f]:j[l++]=d[f];d.set(j,this.prim_count-e)}this.first_transparent=this.prim_count-e},BVHBuilder.prototype.build=function(a){function b(b,c){a.hasOwnProperty(b)?d[b]=a[b]:d[b]=c}var c=a&&!!a.useSlimNodes,d=this;if(c)b("frags_per_leaf_node",1),b("frags_per_inner_node",0),b("frags_per_leaf_node_transparent",1),b("frags_per_inner_node_transparent",0),b("max_polys_per_node",1/0);else{var e=a.isWeakDevice?.5:1;b("frags_per_leaf_node",0|32*e),b("frags_per_inner_node",0|this.frags_per_leaf_node),b("frags_per_leaf_node_transparent",this.frags_per_leaf_node),b("frags_per_inner_node_transparent",0),b("max_polys_per_node",0|1e4*e)}if(this.nodes&&this.nodes.is_lean_node==c)this.nodes.nodeCount=0;else{for(var f=this.prim_count/this.frags_per_leaf_node,g=1;f>g;)g*=2;this.nodes=new NodeArray(g,a?a.useSlimNodes:!1)}this.sortPrimitives(),BVHModule.compute_boxes(this);var h=this.nodes.nextNodes(2);for(BVHModule.bvh_subdivide(this,h,0,this.first_transparent-1,this.boxv_o,this.boxc_o,!1,0);this.recursion_stack.length;){var i=this.recursion_stack.pop();BVHModule.bvh_subdivide(i[0],i[1],i[2],i[3],i[4],i[5],i[6],i[7])}for(BVHModule.bvh_subdivide(this,h+1,this.first_transparent,this.prim_count-1,this.boxv_t,this.boxc_t,!0,0);this.recursion_stack.length;){var i=this.recursion_stack.pop();BVHModule.bvh_subdivide(i[0],i[1],i[2],i[3],i[4],i[5],i[6],i[7])}},AutodeskNamespace("Autodesk.Viewing.Private"),function(){var a=Autodesk.Viewing.Private;a.inWorkerThread="undefined"!=typeof self&&"undefined"==typeof window,a.ViewingService={},a.ViewingService.generateUrl=function(b,c,d,e){if(0!==d.indexOf("urn:"))return d;var f=b+"/";return"items"!==c&&(d=d.substr(4)),f+="bubbles"===c&&0==a.env.indexOf("Autodesk")?d:c+"/"+d},a.ViewingService.get=function(b,c,d,e,f,g){function h(a){f(j.status,j.statusText,{url:d})}function i(a){200===j.status?e(j.response?j.response:j.responseText):h(a)}var g=g?g:{},d=a.ViewingService.generateUrl(b,c,d,g);g.queryParams&&(d=d+"?"+g.queryParams);var j=new XMLHttpRequest;try{var k=g.hasOwnProperty("asynchronous")?g.asynchronous:!0;if(j.open(g.noBody?"HEAD":"GET",d,k),g.hasOwnProperty("responseType")&&(j.responseType=g.responseType),j.withCredentials=!0,g.hasOwnProperty("withCredentials")&&(j.withCredentials=g.withCredentials),g.headers)for(var l in g.headers)j.setRequestHeader(l,g.headers[l]);k&&(j. Xhr=function(){var a=function(a,b,c){this.xhr=new XMLHttpRequest,this.errorHandler=a,this.success=!1,this.viewing_url=c,this.auth=b};return a.prototype.generateUrl=function(a,b,c){var d=a.indexOf("urn:");if(0===d&&this.viewing_url){var e=c&&c.feature?c.feature:null;e?"render"==e?(a=a.substr(4),a=this.viewing_url+"/"+e+"/"+encodeURIComponent(a)):"bubbles"==e?(a=a.substr(4),a=this.viewing_url+"/"+e+"/"+encodeURIComponent(a)):"comments"==e?(a=a.substr(4),a=this.viewing_url+"/"+e+"/file/"+encodeURIComponent(a)):a=this.viewing_url+"/"+e+"/"+encodeURIComponent(a.substr(d)):a=this.viewing_url+"/items/"+encodeURIComponent(a.substr(d))}return b&&(a=a+"?"+b),a},a.prototype.addHeaders=function(a){for(var b in a)this.xhr.setRequestHeader(b,a[b])},a.prototype.get=function(a,b,c,d,e,f,g){var h=this.generateUrl(a,f,{feature:e,oss_url:g});try{this.xhr.open("GET",h,!!d),this.xhr.responseType=c,this.success=!1,this.auth&&(this.xhr.withCredentials=!0),d&&(this.xhr. this.errorHandler&&this.errorHandler.networkFailure(h,i),null}return this.errorCheck(h,200),this.xhr.response},a.prototype.post=function(a,b,c,d,e,f){var g=this.generateUrl(a,null,{feature:f});b["Content-Type"]||(b["Content-Type"]="application/json");try{this.xhr.open("POST",g,!!e),this.xhr.responseType=d,this.success=!1,this.auth&&(this.xhr.withCredentials=!0),e&&(this.xhr. this.errorHandler&&this.errorHandler.networkFailure(g,h),null}return this.errorCheck(g,200,201),this.xhr.response},a.prototype.getRange=function(a,b,c,d,e,f){var a=this.generateUrl(path);b.Range="bytes="+d+"-"+e;try{this.xhr.open("GET",a,!!f),this.xhr.responseType=c,this.success=!1,this.auth&&(this.xhr.withCredentials=!0),f&&(this.xhr. this.errorHandler&&this.errorHandler.networkFailure(a,g),null}return this.errorCheck(a,206),this.xhr.response},a.prototype.head=function(a){var a=this.generateUrl(path);try{this.xhr.open("GET",a,!1),this.success=!1,this.auth&&(this.xhr.withCredentials=!0),this.addHeaders([]),this.xhr.send()}catch(b){return this.errorHandler&&this.errorHandler.networkFailure(a,b),null}this.errorCheck(a,200);var c=[];return c["Accept-Ranges"]=this.xhr.getResponseHeader("Accept-Ranges"),c["Content-Length"]=this.xhr.getResponseHeader("Content-Length"),c},a.prototype.errorCheck=function(a,b){if(4===this.xhr.readyState&&this.xhr.status){var c;for(c=1;c<arguments.length&&this.xhr.status!==arguments[c];c++);c===arguments.length&&this.errorHandler?this.errorHandler.unsuccessfulResponse(a,this.xhr.status,this.xhr.statusText):this.success=!0}else this.success=!0},a}(),XhrErrorHandler=function(){var a=function(a){this.host=a,this.ignoreFileNotFound=!1};return a.prototype.networkFailure=function(a,b){this.host.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_FAILURE,"Network failure",{url:a,exception:b.toString(),stack:b.stack})},a.prototype.unsuccessfulResponse=function(a,b,c){403==b?this.host.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_ACCESS_DENIED,"Access denied to remote resource",{url:a,httpStatus:b,httpStatusText:c}):404==b?this.ignoreFileNotFound||this.host.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_FILE_NOT_FOUND,"Remote resource not found",{url:a,httpStatus:b,httpStatusText:c}):b>=500&&600>b?this.host.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_SERVER_ERROR,"Server error when accessing resource",{url:a,httpStatus:b,httpStatusText:c}):this.host.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_UNHANDLED_RESPONSE_CODE,"Unhandled response code from server",{url:a,httpStatus:b,httpStatusText:c})},a}(),propdb=null,propdbFailed=!1,propdbURL="",ENABLE_F2D_STREAMING_MODE=!0;Autodesk.Viewing.ErrorCodes={UNKNOWN_FAILURE:1,BAD_DATA:2,NETWORK_FAILURE:3,NETWORK_ACCESS_DENIED:4,NETWORK_FILE_NOT_FOUND:5,NETWORK_SERVER_ERROR:6,NETWORK_UNHANDLED_RESPONSE_CODE:7,BROWSER_WEBGL_NOT_SUPPORTED:8,BAD_DATA_NO_VIEWABLE_CONTENT:9,BROWSER_WEBGL_DISABLED:10,RTC_ERROR:11};var ENABLE_OCTM_MG2=!1,IS_WORKER="undefined"!=typeof self&&"undefined"==typeof window;if(IS_WORKER){var IS_CONCAT_BUILD,f2d=null;IS_CONCAT_BUILD||(importScripts("../AutodeskNamespace.js"),importScripts("../compatibility.js"),importScripts("../../thirdparty/three.js/LmvVector3.js"),importScripts("../../thirdparty/three.js/LmvBox3.js"),importScripts("../../thirdparty/three.js/LmvMatrix4.js"),importScripts("../lmvtk/zlib/gunzip.min.js"),importScripts("../lmvtk/zlib/unzip.min.js"),importScripts("../lmvtk/zlib/inflate.min.js"),importScripts("../lmvtk/fusion/base64.js"),ENABLE_OCTM_MG2&&(importScripts("../lmvtk/zlib/inflate.min.js"),importScripts("../lmvtk/svf/octm_mg2.js")),importScripts("../scene/BVHBuilder.js"),importScripts("../lmvtk/common/InputStream.js"),importScripts("../lmvtk/common/VbUtils.js"),importScripts("../lmvtk/common/VertexBufferBuilder.js"),importScripts("../lmvtk/svf/PackReader.js"),importScripts("../lmvtk/svf/Geoms.js"),importScripts("../lmvtk/svf/Lights.js"),importScripts("../lmvtk/svf/Cameras.js"),importScripts("../lmvtk/svf/Fragments.js"),importScripts("../lmvtk/svf/Instances.js"),importScripts("../lmvtk/svf/Package.js"),importScripts("../lmvtk/svf/PackReader.js"),importScripts("../lmvtk/common/Propdb.js"),importScripts("../lmvtk/f2d/F2d.js"),importScripts("../lmvtk/f2d/F2dProbe.js"),importScripts("../lmvtk/f2d/CheckedInputStream.js"),importScripts("../lmvtk/gltf/Gltf.js"),importScripts("../net/Xhr.js"),importScripts("GeomWorker.js"),importScripts("SvfWorker.js"),importScripts("PropWorker.js"),importScripts("DecompressWorker.js"),importScripts("F2dParseWorker.js"),importScripts("F2dStreamWorker.js"),importScripts("PopulateCacheWorker.js"),importScripts("../ErrorCodes.js")),self.addEventListener("message",function(a){var b=a.data;if(b.hasOwnProperty("operation")){if(b.basePath="",b.url){var c=b.url.lastIndexOf("/");-1!=c&&(b.basePath=b.url.substr(0,c+1))}b. denied to remote resource",{url:c.url,httpStatus:a,httpStatusText:b}):404==a?self.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_FILE_NOT_FOUND,"Remote resource not found",{url:c.url,httpStatus:a,httpStatusText:b}):a>=500&&600>a?self.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_SERVER_ERROR,"Server error when accessing resource",{url:c.url,httpStatus:a,httpStatusText:b}):c.exception?self.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_FAILURE,"Network failure",{url:c.url,exception:c.exception.toString(),stack:c.exception.stack}):self.raiseError(Autodesk.Viewing.ErrorCodes.NETWORK_UNHANDLED_RESPONSE_CODE,"Unhandled response code from server",{url:c.url,httpStatus:a,httpStatusText:b})},b.errorHandler=new XhrErrorHandler(self);var d=a.data.operation;switch(d){case"LOAD_GEOMETRY":doGeomLoad(self,b);break;case"LOAD_SVF":doLoadSvf(self,b);break;case"LOAD_SVF_CONTD":doLoadSvfContinued(self,b);break;case"GET_PROPERTIES":doPropertyGet(self,b);break;case"SEARCH_PROPERTIES":doPropertySearch(self,b);break;case"BUILD_EXTERNAL_ID_MAPPING":doBuildExternalIdMapping(self,b);break;case"GET_OBJECT_TREE":doObjectTreeParse(self,b);break;case"PARSE_F2D":doParseF2D(self,b);break;case"PARSE_F2D_FRAME":doParseF2DFrame(self,b);break;case"STREAM_F2D":doStreamF2D(self,b);break;case"DECOMPRESS_DELTA":doDecompressDelta(self,b);break;case"ATTRIBUTES_MAP":doAttributeToIdMap(self,b);break;case"POPULATE_CACHE":doPopulateCache(self,b)}}},!1),self.raiseError=function(a,b,c){self.postMessage({error:{code:a,msg:b,args:c}})}}

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