createVerticesFromHeightmap.js
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/**
* Cesium - https://github.com/AnalyticalGraphicsInc/cesium
*
* Copyright 2011-2015 Cesium Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Columbus View (Pat. Pend.)
*
* Portions licensed separately.
* See https://github.com/AnalyticalGraphicsInc/cesium/blob/master/LICENSE.md for full licensing details.
*/
/**
@license
mersenne-twister.js - https://gist.github.com/banksean/300494
Copyright (C) 1997 - 2002, Makoto Matsumoto and Takuji Nishimura,
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. The names of its contributors may not be used to endorse or promote
products derived from this software without specific prior written
permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
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n[0]=t[0]*e,n[1]=t[1]*e,n[2]=t[2]*e,n[3]=t[3]*e,n[4]=t[4]*e,n[5]=t[5]*e,n[6]=t[6]*e,n[7]=t[7]*e,n[8]=t[8]*e,n},c.negate=function(t,e){return e[0]=-t[0],e[1]=-t[1],e[2]=-t[2],e[3]=-t[3],e[4]=-t[4],e[5]=-t[5],e[6]=-t[6],e[7]=-t[7],e[8]=-t[8],e},c.transpose=function(t,e){var n=t[0],r=t[3],i=t[6],a=t[1],o=t[4],u=t[7],s=t[2],c=t[5],h=t[8];return e[0]=n,e[1]=r,e[2]=i,e[3]=a,e[4]=o,e[5]=u,e[6]=s,e[7]=c,e[8]=h,e};var d=[1,0,0],f=[2,2,1],m=new c,p=new c;return c.computeEigenDecomposition=function(t,e){var r=a.EPSILON20,i=10,h=0,l=0;n(e)||(e={});for(var d=e.unitary=c.clone(c.IDENTITY,e.unitary),f=e.diagonal=c.clone(t,e.diagonal),y=r*o(f);i>l&&u(f)>y;)s(f,m),c.transpose(m,p),c.multiply(f,m,f),c.multiply(p,f,f),c.multiply(d,m,d),++h>2&&(++l,h=0);return e},c.abs=function(t,e){return e[0]=Math.abs(t[0]),e[1]=Math.abs(t[1]),e[2]=Math.abs(t[2]),e[3]=Math.abs(t[3]),e[4]=Math.abs(t[4]),e[5]=Math.abs(t[5]),e[6]=Math.abs(t[6]),e[7]=Math.abs(t[7]),e[8]=Math.abs(t[8]),e},c.determinant=function(t){var e=t[0],n=t[3],r=t[6],i=t[1],a=t[4],o=t[7],u=t[2],s=t[5],c=t[8];return e*(a*c-s*o)+i*(s*r-n*c)+u*(n*o-a*r)},c.inverse=function(t,e){var n=t[0],i=t[1],o=t[2],u=t[3],s=t[4],h=t[5],l=t[6],d=t[7],f=t[8],m=c.determinant(t);if(Math.abs(m)<=a.EPSILON15)throw new r("matrix is not invertible");e[0]=s*f-d*h,e[1]=d*o-i*f,e[2]=i*h-s*o,e[3]=l*h-u*f,e[4]=n*f-l*o,e[5]=u*o-n*h,e[6]=u*d-l*s,e[7]=l*i-n*d,e[8]=n*s-u*i;var p=1/m;return c.multiplyByScalar(e,p,e)},c.equals=function(t,e){return t===e||n(t)&&n(e)&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]&&t[4]===e[4]&&t[5]===e[5]&&t[6]===e[6]&&t[7]===e[7]&&t[8]===e[8]},c.equalsEpsilon=function(t,e,r){return t===e||n(t)&&n(e)&&Math.abs(t[0]-e[0])<=r&&Math.abs(t[1]-e[1])<=r&&Math.abs(t[2]-e[2])<=r&&Math.abs(t[3]-e[3])<=r&&Math.abs(t[4]-e[4])<=r&&Math.abs(t[5]-e[5])<=r&&Math.abs(t[6]-e[6])<=r&&Math.abs(t[7]-e[7])<=r&&Math.abs(t[8]-e[8])<=r},c.IDENTITY=i(new c(1,0,0,0,1,0,0,0,1)),c.COLUMN0ROW0=0,c.COLUMN0ROW1=1,c.COLUMN0ROW2=2,c.COLUMN1ROW0=3,c.COLUMN1ROW1=4,c.COLUMN1ROW2=5,c.COLUMN2ROW0=6,c.COLUMN2ROW1=7,c.COLUMN2ROW2=8,c.prototype.clone=function(t){return c.clone(this,t)},c.prototype.equals=function(t){return c.equals(this,t)},c.equalsArray=function(t,e,n){return t[0]===e[n]&&t[1]===e[n+1]&&t[2]===e[n+2]&&t[3]===e[n+3]&&t[4]===e[n+4]&&t[5]===e[n+5]&&t[6]===e[n+6]&&t[7]===e[n+7]&&t[8]===e[n+8]},c.prototype.equalsEpsilon=function(t,e){return c.equalsEpsilon(this,t,e)},c.prototype.toString=function(){return"("+this[0]+", "+this[3]+", "+this[6]+")\n"+"("+this[1]+", "+this[4]+", "+this[7]+")\n"+"("+this[2]+", "+this[5]+", "+this[8]+")"},c}),define("Core/RuntimeError",["./defined"],function(t){"use strict";var e=function(t){this.name="RuntimeError",this.message=t;var e;try{throw new Error}catch(n){e=n.stack}this.stack=e};return e.prototype.toString=function(){var e=this.name+": "+this.message;return t(this.stack)&&(e+="\n"+this.stack.toString()),e},e}),define("Core/Matrix4",["./Cartesian3","./Cartesian4","./defaultValue","./defined","./DeveloperError","./freezeObject","./Math","./Matrix3","./RuntimeError"],function(t,e,n,r,i,a,o,u,s){"use strict";var c=function(t,e,r,i,a,o,u,s,c,h,l,d,f,m,p,y){this[0]=n(t,0),this[1]=n(a,0),this[2]=n(c,0),this[3]=n(f,0),this[4]=n(e,0),this[5]=n(o,0),this[6]=n(h,0),this[7]=n(m,0),this[8]=n(r,0),this[9]=n(u,0),this[10]=n(l,0),this[11]=n(p,0),this[12]=n(i,0),this[13]=n(s,0),this[14]=n(d,0),this[15]=n(y,0)};c.packedLength=16,c.pack=function(t,e,r){r=n(r,0),e[r++]=t[0],e[r++]=t[1],e[r++]=t[2],e[r++]=t[3],e[r++]=t[4],e[r++]=t[5],e[r++]=t[6],e[r++]=t[7],e[r++]=t[8],e[r++]=t[9],e[r++]=t[10],e[r++]=t[11],e[r++]=t[12],e[r++]=t[13],e[r++]=t[14],e[r]=t[15]},c.unpack=function(t,e,i){return e=n(e,0),r(i)||(i=new c),i[0]=t[e++],i[1]=t[e++],i[2]=t[e++],i[3]=t[e++],i[4]=t[e++],i[5]=t[e++],i[6]=t[e++],i[7]=t[e++],i[8]=t[e++],i[9]=t[e++],i[10]=t[e++],i[11]=t[e++],i[12]=t[e++],i[13]=t[e++],i[14]=t[e++],i[15]=t[e],i},c.clone=function(t,e){return r(t)?r(e)?(e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e):new c(t[0],t[4],t[8],t[12],t[1],t[5],t[9],t[13],t[2],t[6],t[10],t[14],t[3],t[7],t[11],t[15]):void 0},c.fromArray=c.unpack,c.fromColumnMajorArray=function(t,e){return c.clone(t,e)},c.fromRowMajorArray=function(t,e){return r(e)?(e[0]=t[0],e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=t[1],e[5]=t[5],e[6]=t[9],e[7]=t[13],e[8]=t[2],e[9]=t[6],e[10]=t[10],e[11]=t[14],e[12]=t[3],e[13]=t[7],e[14]=t[11],e[15]=t[15],e):new c(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])},c.fromRotationTranslation=function(e,i,a){return i=n(i,t.ZERO),r(a)?(a[0]=e[0],a[1]=e[1],a[2]=e[2],a[3]=0,a[4]=e[3],a[5]=e[4],a[6]=e[5],a[7]=0,a[8]=e[6],a[9]=e[7],a[10]=e[8],a[11]=0,a[12]=i.x,a[13]=i.y,a[14]=i.z,a[15]=1,a):new c(e[0],e[3],e[6],i.x,e[1],e[4],e[7],i.y,e[2],e[5],e[8],i.z,0,0,0,1)},c.fromTranslationQuaternionRotationScale=function(t,e,n,i){r(i)||(i=new c);var a=n.x,o=n.y,u=n.z,s=e.x*e.x,h=e.x*e.y,l=e.x*e.z,d=e.x*e.w,f=e.y*e.y,m=e.y*e.z,p=e.y*e.w,y=e.z*e.z,v=e.z*e.w,g=e.w*e.w,w=s-f-y+g,x=2*(h-v),M=2*(l+p),z=2*(h+v),S=-s+f-y+g,E=2*(m-d),R=2*(l-p),O=2*(m+d),_=-s-f+y+g;return i[0]=w*a,i[1]=z*a,i[2]=R*a,i[3]=0,i[4]=x*o,i[5]=S*o,i[6]=O*o,i[7]=0,i[8]=M*u,i[9]=E*u,i[10]=_*u,i[11]=0,i[12]=t.x,i[13]=t.y,i[14]=t.z,i[15]=1,i},c.fromTranslation=function(t,e){return c.fromRotationTranslation(u.IDENTITY,t,e)},c.fromScale=function(t,e){return r(e)?(e[0]=t.x,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=t.y,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=t.z,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e):new c(t.x,0,0,0,0,t.y,0,0,0,0,t.z,0,0,0,0,1)},c.fromUniformScale=function(t,e){return r(e)?(e[0]=t,e[1]=0,e[2]=0,e[3]=0,e[4]=0,e[5]=t,e[6]=0,e[7]=0,e[8]=0,e[9]=0,e[10]=t,e[11]=0,e[12]=0,e[13]=0,e[14]=0,e[15]=1,e):new c(t,0,0,0,0,t,0,0,0,0,t,0,0,0,0,1)};var h=new t,l=new t,d=new t;c.fromCamera=function(e,n){var i=e.eye,a=e.target,o=e.up;t.normalize(t.subtract(a,i,h),h),t.normalize(t.cross(h,o,l),l),t.normalize(t.cross(l,h,d),d);var u=l.x,s=l.y,f=l.z,m=h.x,p=h.y,y=h.z,v=d.x,g=d.y,w=d.z,x=i.x,M=i.y,z=i.z,S=u*-x+s*-M+f*-z,E=v*-x+g*-M+w*-z,R=m*x+p*M+y*z;return r(n)?(n[0]=u,n[1]=v,n[2]=-m,n[3]=0,n[4]=s,n[5]=g,n[6]=-p,n[7]=0,n[8]=f,n[9]=w,n[10]=-y,n[11]=0,n[12]=S,n[13]=E,n[14]=R,n[15]=1,n):new c(u,s,f,S,v,g,w,E,-m,-p,-y,R,0,0,0,1)},c.computePerspectiveFieldOfView=function(t,e,n,r,i){var a=Math.tan(.5*t),o=1/a,u=o/e,s=(r+n)/(n-r),c=2*r*n/(n-r);return i[0]=u,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=o,i[6]=0,i[7]=0,i[8]=0,i[9]=0,i[10]=s,i[11]=-1,i[12]=0,i[13]=0,i[14]=c,i[15]=0,i},c.computeOrthographicOffCenter=function(t,e,n,r,i,a,o){var u=1/(e-t),s=1/(r-n),c=1/(a-i),h=-(e+t)*u,l=-(r+n)*s,d=-(a+i)*c;return u*=2,s*=2,c*=-2,o[0]=u,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=s,o[6]=0,o[7]=0,o[8]=0,o[9]=0,o[10]=c,o[11]=0,o[12]=h,o[13]=l,o[14]=d,o[15]=1,o},c.computePerspectiveOffCenter=function(t,e,n,r,i,a,o){var u=2*i/(e-t),s=2*i/(r-n),c=(e+t)/(e-t),h=(r+n)/(r-n),l=-(a+i)/(a-i),d=-1,f=-2*a*i/(a-i);return o[0]=u,o[1]=0,o[2]=0,o[3]=0,o[4]=0,o[5]=s,o[6]=0,o[7]=0,o[8]=c,o[9]=h,o[10]=l,o[11]=d,o[12]=0,o[13]=0,o[14]=f,o[15]=0,o},c.computeInfinitePerspectiveOffCenter=function(t,e,n,r,i,a){var o=2*i/(e-t),u=2*i/(r-n),s=(e+t)/(e-t),c=(r+n)/(r-n),h=-1,l=-1,d=-2*i;
return a[0]=o,a[1]=0,a[2]=0,a[3]=0,a[4]=0,a[5]=u,a[6]=0,a[7]=0,a[8]=s,a[9]=c,a[10]=h,a[11]=l,a[12]=0,a[13]=0,a[14]=d,a[15]=0,a},c.computeViewportTransformation=function(t,e,r,i){t=n(t,n.EMPTY_OBJECT);var a=n(t.x,0),o=n(t.y,0),u=n(t.width,0),s=n(t.height,0);e=n(e,0),r=n(r,1);var c=.5*u,h=.5*s,l=.5*(r-e),d=c,f=h,m=l,p=a+c,y=o+h,v=e+l,g=1;return i[0]=d,i[1]=0,i[2]=0,i[3]=0,i[4]=0,i[5]=f,i[6]=0,i[7]=0,i[8]=0,i[9]=0,i[10]=m,i[11]=0,i[12]=p,i[13]=y,i[14]=v,i[15]=g,i},c.toArray=function(t,e){return r(e)?(e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[3],e[4]=t[4],e[5]=t[5],e[6]=t[6],e[7]=t[7],e[8]=t[8],e[9]=t[9],e[10]=t[10],e[11]=t[11],e[12]=t[12],e[13]=t[13],e[14]=t[14],e[15]=t[15],e):[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]]},c.getElementIndex=function(t,e){return 4*t+e},c.getColumn=function(t,e,n){var r=4*e,i=t[r],a=t[r+1],o=t[r+2],u=t[r+3];return n.x=i,n.y=a,n.z=o,n.w=u,n},c.setColumn=function(t,e,n,r){r=c.clone(t,r);var i=4*e;return r[i]=n.x,r[i+1]=n.y,r[i+2]=n.z,r[i+3]=n.w,r},c.getRow=function(t,e,n){var r=t[e],i=t[e+4],a=t[e+8],o=t[e+12];return n.x=r,n.y=i,n.z=a,n.w=o,n},c.setRow=function(t,e,n,r){return r=c.clone(t,r),r[e]=n.x,r[e+4]=n.y,r[e+8]=n.z,r[e+12]=n.w,r};var f=new t;c.getScale=function(e,n){return n.x=t.magnitude(t.fromElements(e[0],e[1],e[2],f)),n.y=t.magnitude(t.fromElements(e[4],e[5],e[6],f)),n.z=t.magnitude(t.fromElements(e[8],e[9],e[10],f)),n};var m=new t;c.getMaximumScale=function(e){return c.getScale(e,m),t.maximumComponent(m)},c.multiply=function(t,e,n){var r=t[0],i=t[1],a=t[2],o=t[3],u=t[4],s=t[5],c=t[6],h=t[7],l=t[8],d=t[9],f=t[10],m=t[11],p=t[12],y=t[13],v=t[14],g=t[15],w=e[0],x=e[1],M=e[2],z=e[3],S=e[4],E=e[5],R=e[6],O=e[7],_=e[8],T=e[9],P=e[10],I=e[11],b=e[12],C=e[13],N=e[14],q=e[15],A=r*w+u*x+l*M+p*z,U=i*w+s*x+d*M+y*z,L=a*w+c*x+f*M+v*z,W=o*w+h*x+m*M+g*z,D=r*S+u*E+l*R+p*O,B=i*S+s*E+d*R+y*O,k=a*S+c*E+f*R+v*O,V=o*S+h*E+m*R+g*O,j=r*_+u*T+l*P+p*I,H=i*_+s*T+d*P+y*I,F=a*_+c*T+f*P+v*I,Z=o*_+h*T+m*P+g*I,G=r*b+u*C+l*N+p*q,X=i*b+s*C+d*N+y*q,Y=a*b+c*C+f*N+v*q,K=o*b+h*C+m*N+g*q;return n[0]=A,n[1]=U,n[2]=L,n[3]=W,n[4]=D,n[5]=B,n[6]=k,n[7]=V,n[8]=j,n[9]=H,n[10]=F,n[11]=Z,n[12]=G,n[13]=X,n[14]=Y,n[15]=K,n},c.add=function(t,e,n){return n[0]=t[0]+e[0],n[1]=t[1]+e[1],n[2]=t[2]+e[2],n[3]=t[3]+e[3],n[4]=t[4]+e[4],n[5]=t[5]+e[5],n[6]=t[6]+e[6],n[7]=t[7]+e[7],n[8]=t[8]+e[8],n[9]=t[9]+e[9],n[10]=t[10]+e[10],n[11]=t[11]+e[11],n[12]=t[12]+e[12],n[13]=t[13]+e[13],n[14]=t[14]+e[14],n[15]=t[15]+e[15],n},c.subtract=function(t,e,n){return n[0]=t[0]-e[0],n[1]=t[1]-e[1],n[2]=t[2]-e[2],n[3]=t[3]-e[3],n[4]=t[4]-e[4],n[5]=t[5]-e[5],n[6]=t[6]-e[6],n[7]=t[7]-e[7],n[8]=t[8]-e[8],n[9]=t[9]-e[9],n[10]=t[10]-e[10],n[11]=t[11]-e[11],n[12]=t[12]-e[12],n[13]=t[13]-e[13],n[14]=t[14]-e[14],n[15]=t[15]-e[15],n},c.multiplyTransformation=function(t,e,n){var r=t[0],i=t[1],a=t[2],o=t[4],u=t[5],s=t[6],c=t[8],h=t[9],l=t[10],d=t[12],f=t[13],m=t[14],p=e[0],y=e[1],v=e[2],g=e[4],w=e[5],x=e[6],M=e[8],z=e[9],S=e[10],E=e[12],R=e[13],O=e[14],_=r*p+o*y+c*v,T=i*p+u*y+h*v,P=a*p+s*y+l*v,I=r*g+o*w+c*x,b=i*g+u*w+h*x,C=a*g+s*w+l*x,N=r*M+o*z+c*S,q=i*M+u*z+h*S,A=a*M+s*z+l*S,U=r*E+o*R+c*O+d,L=i*E+u*R+h*O+f,W=a*E+s*R+l*O+m;return n[0]=_,n[1]=T,n[2]=P,n[3]=0,n[4]=I,n[5]=b,n[6]=C,n[7]=0,n[8]=N,n[9]=q,n[10]=A,n[11]=0,n[12]=U,n[13]=L,n[14]=W,n[15]=1,n},c.multiplyByMatrix3=function(t,e,n){var r=t[0],i=t[1],a=t[2],o=t[4],u=t[5],s=t[6],c=t[8],h=t[9],l=t[10],d=e[0],f=e[1],m=e[2],p=e[3],y=e[4],v=e[5],g=e[6],w=e[7],x=e[8],M=r*d+o*f+c*m,z=i*d+u*f+h*m,S=a*d+s*f+l*m,E=r*p+o*y+c*v,R=i*p+u*y+h*v,O=a*p+s*y+l*v,_=r*g+o*w+c*x,T=i*g+u*w+h*x,P=a*g+s*w+l*x;return n[0]=M,n[1]=z,n[2]=S,n[3]=0,n[4]=E,n[5]=R,n[6]=O,n[7]=0,n[8]=_,n[9]=T,n[10]=P,n[11]=0,n[12]=t[12],n[13]=t[13],n[14]=t[14],n[15]=t[15],n},c.multiplyByTranslation=function(t,e,n){var r=e.x,i=e.y,a=e.z,o=r*t[0]+i*t[4]+a*t[8]+t[12],u=r*t[1]+i*t[5]+a*t[9]+t[13],s=r*t[2]+i*t[6]+a*t[10]+t[14];return n[0]=t[0],n[1]=t[1],n[2]=t[2],n[3]=t[3],n[4]=t[4],n[5]=t[5],n[6]=t[6],n[7]=t[7],n[8]=t[8],n[9]=t[9],n[10]=t[10],n[11]=t[11],n[12]=o,n[13]=u,n[14]=s,n[15]=t[15],n};var p=new t;c.multiplyByUniformScale=function(t,e,n){return p.x=e,p.y=e,p.z=e,c.multiplyByScale(t,p,n)},c.multiplyByScale=function(t,e,n){var r=e.x,i=e.y,a=e.z;return 1===r&&1===i&&1===a?c.clone(t,n):(n[0]=r*t[0],n[1]=r*t[1],n[2]=r*t[2],n[3]=0,n[4]=i*t[4],n[5]=i*t[5],n[6]=i*t[6],n[7]=0,n[8]=a*t[8],n[9]=a*t[9],n[10]=a*t[10],n[11]=0,n[12]=t[12],n[13]=t[13],n[14]=t[14],n[15]=1,n)},c.multiplyByVector=function(t,e,n){var r=e.x,i=e.y,a=e.z,o=e.w,u=t[0]*r+t[4]*i+t[8]*a+t[12]*o,s=t[1]*r+t[5]*i+t[9]*a+t[13]*o,c=t[2]*r+t[6]*i+t[10]*a+t[14]*o,h=t[3]*r+t[7]*i+t[11]*a+t[15]*o;return n.x=u,n.y=s,n.z=c,n.w=h,n},c.multiplyByPointAsVector=function(t,e,n){var r=e.x,i=e.y,a=e.z,o=t[0]*r+t[4]*i+t[8]*a,u=t[1]*r+t[5]*i+t[9]*a,s=t[2]*r+t[6]*i+t[10]*a;return n.x=o,n.y=u,n.z=s,n},c.multiplyByPoint=function(t,e,n){var r=e.x,i=e.y,a=e.z,o=t[0]*r+t[4]*i+t[8]*a+t[12],u=t[1]*r+t[5]*i+t[9]*a+t[13],s=t[2]*r+t[6]*i+t[10]*a+t[14];return n.x=o,n.y=u,n.z=s,n},c.multiplyByScalar=function(t,e,n){return n[0]=t[0]*e,n[1]=t[1]*e,n[2]=t[2]*e,n[3]=t[3]*e,n[4]=t[4]*e,n[5]=t[5]*e,n[6]=t[6]*e,n[7]=t[7]*e,n[8]=t[8]*e,n[9]=t[9]*e,n[10]=t[10]*e,n[11]=t[11]*e,n[12]=t[12]*e,n[13]=t[13]*e,n[14]=t[14]*e,n[15]=t[15]*e,n},c.negate=function(t,e){return e[0]=-t[0],e[1]=-t[1],e[2]=-t[2],e[3]=-t[3],e[4]=-t[4],e[5]=-t[5],e[6]=-t[6],e[7]=-t[7],e[8]=-t[8],e[9]=-t[9],e[10]=-t[10],e[11]=-t[11],e[12]=-t[12],e[13]=-t[13],e[14]=-t[14],e[15]=-t[15],e},c.transpose=function(t,e){var n=t[1],r=t[2],i=t[3],a=t[6],o=t[7],u=t[11];return e[0]=t[0],e[1]=t[4],e[2]=t[8],e[3]=t[12],e[4]=n,e[5]=t[5],e[6]=t[9],e[7]=t[13],e[8]=r,e[9]=a,e[10]=t[10],e[11]=t[14],e[12]=i,e[13]=o,e[14]=u,e[15]=t[15],e},c.abs=function(t,e){return e[0]=Math.abs(t[0]),e[1]=Math.abs(t[1]),e[2]=Math.abs(t[2]),e[3]=Math.abs(t[3]),e[4]=Math.abs(t[4]),e[5]=Math.abs(t[5]),e[6]=Math.abs(t[6]),e[7]=Math.abs(t[7]),e[8]=Math.abs(t[8]),e[9]=Math.abs(t[9]),e[10]=Math.abs(t[10]),e[11]=Math.abs(t[11]),e[12]=Math.abs(t[12]),e[13]=Math.abs(t[13]),e[14]=Math.abs(t[14]),e[15]=Math.abs(t[15]),e},c.equals=function(t,e){return t===e||r(t)&&r(e)&&t[12]===e[12]&&t[13]===e[13]&&t[14]===e[14]&&t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[4]===e[4]&&t[5]===e[5]&&t[6]===e[6]&&t[8]===e[8]&&t[9]===e[9]&&t[10]===e[10]&&t[3]===e[3]&&t[7]===e[7]&&t[11]===e[11]&&t[15]===e[15]},c.equalsEpsilon=function(t,e,n){return t===e||r(t)&&r(e)&&Math.abs(t[0]-e[0])<=n&&Math.abs(t[1]-e[1])<=n&&Math.abs(t[2]-e[2])<=n&&Math.abs(t[3]-e[3])<=n&&Math.abs(t[4]-e[4])<=n&&Math.abs(t[5]-e[5])<=n&&Math.abs(t[6]-e[6])<=n&&Math.abs(t[7]-e[7])<=n&&Math.abs(t[8]-e[8])<=n&&Math.abs(t[9]-e[9])<=n&&Math.abs(t[10]-e[10])<=n&&Math.abs(t[11]-e[11])<=n&&Math.abs(t[12]-e[12])<=n&&Math.abs(t[13]-e[13])<=n&&Math.abs(t[14]-e[14])<=n&&Math.abs(t[15]-e[15])<=n},c.getTranslation=function(t,e){return e.x=t[12],e.y=t[13],e.z=t[14],e},c.getRotation=function(t,e){return e[0]=t[0],e[1]=t[1],e[2]=t[2],e[3]=t[4],e[4]=t[5],e[5]=t[6],e[6]=t[8],e[7]=t[9],e[8]=t[10],e};var y=new u,v=new u,g=new e,w=new e(0,0,0,1);return c.inverse=function(t,n){if(u.equalsEpsilon(c.getRotation(t,y),v,o.EPSILON7)&&e.equals(c.getRow(t,3,g),w))return n[0]=0,n[1]=0,n[2]=0,n[3]=0,n[4]=0,n[5]=0,n[6]=0,n[7]=0,n[8]=0,n[9]=0,n[10]=0,n[11]=0,n[12]=-t[12],n[13]=-t[13],n[14]=-t[14],n[15]=1,n;var r=t[0],i=t[4],a=t[8],h=t[12],l=t[1],d=t[5],f=t[9],m=t[13],p=t[2],x=t[6],M=t[10],z=t[14],S=t[3],E=t[7],R=t[11],O=t[15],_=M*O,T=z*R,P=x*O,I=z*E,b=x*R,C=M*E,N=p*O,q=z*S,A=p*R,U=M*S,L=p*E,W=x*S,D=_*d+I*f+b*m-(T*d+P*f+C*m),B=T*l+N*f+U*m-(_*l+q*f+A*m),k=P*l+q*d+L*m-(I*l+N*d+W*m),V=C*l+A*d+W*f-(b*l+U*d+L*f),j=T*i+P*a+C*h-(_*i+I*a+b*h),H=_*r+q*a+A*h-(T*r+N*a+U*h),F=I*r+N*i+W*h-(P*r+q*i+L*h),Z=b*r+U*i+L*a-(C*r+A*i+W*a);_=a*m,T=h*f,P=i*m,I=h*d,b=i*f,C=a*d,N=r*m,q=h*l,A=r*f,U=a*l,L=r*d,W=i*l;var G=_*E+I*R+b*O-(T*E+P*R+C*O),X=T*S+N*R+U*O-(_*S+q*R+A*O),Y=P*S+q*E+L*O-(I*S+N*E+W*O),K=C*S+A*E+W*R-(b*S+U*E+L*R),J=P*M+C*z+T*x-(b*z+_*x+I*M),Q=A*z+_*p+q*M-(N*M+U*z+T*p),$=N*x+W*z+I*p-(L*z+P*p+q*x),te=L*M+b*p+U*x-(A*x+W*M+C*p),ee=r*D+i*B+a*k+h*V;if(Math.abs(ee)<o.EPSILON20)throw new s("matrix is not invertible because its determinate is zero.");return ee=1/ee,n[0]=D*ee,n[1]=B*ee,n[2]=k*ee,n[3]=V*ee,n[4]=j*ee,n[5]=H*ee,n[6]=F*ee,n[7]=Z*ee,n[8]=G*ee,n[9]=X*ee,n[10]=Y*ee,n[11]=K*ee,n[12]=J*ee,n[13]=Q*ee,n[14]=$*ee,n[15]=te*ee,n},c.inverseTransformation=function(t,e){var n=t[0],r=t[1],i=t[2],a=t[4],o=t[5],u=t[6],s=t[8],c=t[9],h=t[10],l=t[12],d=t[13],f=t[14],m=-n*l-r*d-i*f,p=-a*l-o*d-u*f,y=-s*l-c*d-h*f;return e[0]=n,e[1]=a,e[2]=s,e[3]=0,e[4]=r,e[5]=o,e[6]=c,e[7]=0,e[8]=i,e[9]=u,e[10]=h,e[11]=0,e[12]=m,e[13]=p,e[14]=y,e[15]=1,e},c.IDENTITY=a(new c(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1)),c.COLUMN0ROW0=0,c.COLUMN0ROW1=1,c.COLUMN0ROW2=2,c.COLUMN0ROW3=3,c.COLUMN1ROW0=4,c.COLUMN1ROW1=5,c.COLUMN1ROW2=6,c.COLUMN1ROW3=7,c.COLUMN2ROW0=8,c.COLUMN2ROW1=9,c.COLUMN2ROW2=10,c.COLUMN2ROW3=11,c.COLUMN3ROW0=12,c.COLUMN3ROW1=13,c.COLUMN3ROW2=14,c.COLUMN3ROW3=15,c.prototype.clone=function(t){return c.clone(this,t)},c.prototype.equals=function(t){return c.equals(this,t)},c.equalsArray=function(t,e,n){return t[0]===e[n]&&t[1]===e[n+1]&&t[2]===e[n+2]&&t[3]===e[n+3]&&t[4]===e[n+4]&&t[5]===e[n+5]&&t[6]===e[n+6]&&t[7]===e[n+7]&&t[8]===e[n+8]&&t[9]===e[n+9]&&t[10]===e[n+10]&&t[11]===e[n+11]&&t[12]===e[n+12]&&t[13]===e[n+13]&&t[14]===e[n+14]&&t[15]===e[n+15]},c.prototype.equalsEpsilon=function(t,e){return c.equalsEpsilon(this,t,e)},c.prototype.toString=function(){return"("+this[0]+", "+this[4]+", "+this[8]+", "+this[12]+")\n"+"("+this[1]+", "+this[5]+", "+this[9]+", "+this[13]+")\n"+"("+this[2]+", "+this[6]+", "+this[10]+", "+this[14]+")\n"+"("+this[3]+", "+this[7]+", "+this[11]+", "+this[15]+")"},c}),define("Core/Rectangle",["./Cartographic","./defaultValue","./defined","./defineProperties","./DeveloperError","./Ellipsoid","./freezeObject","./Math"],function(t,e,n,r,i,a,o,u){"use strict";var s=function(t,n,r,i){this.west=e(t,0),this.south=e(n,0),this.east=e(r,0),this.north=e(i,0)};r(s.prototype,{width:{get:function(){return s.computeWidth(this)}},height:{get:function(){return s.computeHeight(this)}}}),s.packedLength=4,s.pack=function(t,n,r){r=e(r,0),n[r++]=t.west,n[r++]=t.south,n[r++]=t.east,n[r]=t.north},s.unpack=function(t,r,i){return r=e(r,0),n(i)||(i=new s),i.west=t[r++],i.south=t[r++],i.east=t[r++],i.north=t[r],i},s.computeWidth=function(t){var e=t.east,n=t.west;return n>e&&(e+=u.TWO_PI),e-n},s.computeHeight=function(t){return t.north-t.south},s.fromDegrees=function(t,r,i,a,o){return t=u.toRadians(e(t,0)),r=u.toRadians(e(r,0)),i=u.toRadians(e(i,0)),a=u.toRadians(e(a,0)),n(o)?(o.west=t,o.south=r,o.east=i,o.north=a,o):new s(t,r,i,a)},s.fromCartographicArray=function(t,e){for(var r=Number.MAX_VALUE,i=-Number.MAX_VALUE,a=Number.MAX_VALUE,o=-Number.MAX_VALUE,u=0,c=t.length;c>u;u++){var h=t[u];r=Math.min(r,h.longitude),i=Math.max(i,h.longitude),a=Math.min(a,h.latitude),o=Math.max(o,h.latitude)}return n(e)?(e.west=r,e.south=a,e.east=i,e.north=o,e):new s(r,a,i,o)},s.packedLength=4,s.pack=function(t,n,r){r=e(r,0),n[r++]=t.west,n[r++]=t.south,n[r++]=t.east,n[r]=t.north},s.unpack=function(t,r,i){return r=e(r,0),n(i)||(i=new s),i.west=t[r++],i.south=t[r++],i.east=t[r++],i.north=t[r],i},s.clone=function(t,e){return n(t)?n(e)?(e.west=t.west,e.south=t.south,e.east=t.east,e.north=t.north,e):new s(t.west,t.south,t.east,t.north):void 0},s.prototype.clone=function(t){return s.clone(this,t)},s.prototype.equals=function(t){return s.equals(this,t)},s.equals=function(t,e){return t===e||n(t)&&n(e)&&t.west===e.west&&t.south===e.south&&t.east===e.east&&t.north===e.north},s.prototype.equalsEpsilon=function(t,e){return n(t)&&Math.abs(this.west-t.west)<=e&&Math.abs(this.south-t.south)<=e&&Math.abs(this.east-t.east)<=e&&Math.abs(this.north-t.north)<=e},s.validate=function(){},s.southwest=function(e,r){return n(r)?(r.longitude=e.west,r.latitude=e.south,r.height=0,r):new t(e.west,e.south)},s.northwest=function(e,r){return n(r)?(r.longitude=e.west,r.latitude=e.north,r.height=0,r):new t(e.west,e.north)},s.northeast=function(e,r){return n(r)?(r.longitude=e.east,r.latitude=e.north,r.height=0,r):new t(e.east,e.north)},s.southeast=function(e,r){return n(r)?(r.longitude=e.east,r.latitude=e.south,r.height=0,r):new t(e.east,e.south)},s.center=function(e,r){var i=e.east,a=e.west;a>i&&(i+=u.TWO_PI);var o=u.negativePiToPi(.5*(a+i)),s=.5*(e.south+e.north);return n(r)?(r.longitude=o,r.latitude=s,r.height=0,r):new t(o,s)},s.intersection=function(t,e,r){var i=t.east,a=t.west,o=e.east,c=e.west;a>i&&o>0?i+=u.TWO_PI:c>o&&i>0&&(o+=u.TWO_PI),a>i&&0>c?c+=u.TWO_PI:c>o&&0>a&&(a+=u.TWO_PI);var h=u.negativePiToPi(Math.max(a,c)),l=u.negativePiToPi(Math.min(i,o));if((t.west<t.east||e.west<e.east)&&h>=l)return void 0;var d=Math.max(t.south,e.south),f=Math.min(t.north,e.north);return d>=f?void 0:n(r)?(r.west=h,r.south=d,r.east=l,r.north=f,r):new s(h,d,l,f)},s.contains=function(t,e){var n=e.longitude,r=e.latitude,i=t.west,a=t.east;return i>a&&(a+=u.TWO_PI,0>n&&(n+=u.TWO_PI)),(n>i||u.equalsEpsilon(n,i,u.EPSILON14))&&(a>n||u.equalsEpsilon(n,a,u.EPSILON14))&&r>=t.south&&r<=t.north};var c=new t;return s.subsample=function(t,r,i,o){r=e(r,a.WGS84),i=e(i,0),n(o)||(o=[]);var h=0,l=t.north,d=t.south,f=t.east,m=t.west,p=c;p.height=i,p.longitude=m,p.latitude=l,o[h]=r.cartographicToCartesian(p,o[h]),h++,p.longitude=f,o[h]=r.cartographicToCartesian(p,o[h]),h++,p.latitude=d,o[h]=r.cartographicToCartesian(p,o[h]),h++,p.longitude=m,o[h]=r.cartographicToCartesian(p,o[h]),h++,p.latitude=0>l?l:d>0?d:0;for(var y=1;8>y;++y)p.longitude=-Math.PI+y*u.PI_OVER_TWO,s.contains(t,p)&&(o[h]=r.cartographicToCartesian(p,o[h]),h++);return 0===p.latitude&&(p.longitude=m,o[h]=r.cartographicToCartesian(p,o[h]),h++,p.longitude=f,o[h]=r.cartographicToCartesian(p,o[h]),h++),o.length=h,o},s.MAX_VALUE=o(new s(-Math.PI,-u.PI_OVER_TWO,Math.PI,u.PI_OVER_TWO)),s}),define("Core/BoundingSphere",["./Cartesian3","./Cartographic","./defaultValue","./defined","./DeveloperError","./Ellipsoid","./GeographicProjection","./Intersect","./Interval","./Matrix4","./Rectangle"],function(t,e,n,r,i,a,o,u,s,c,h){"use strict";var l=function(e,r){this.center=t.clone(n(e,t.ZERO)),this.radius=n(r,0)},d=new t,f=new t,m=new t,p=new t,y=new t,v=new t,g=new t,w=new t,x=new t,M=new t,z=new t,S=new t;l.fromPoints=function(e,n){if(r(n)||(n=new l),!r(e)||0===e.length)return n.center=t.clone(t.ZERO,n.center),n.radius=0,n;for(var i=t.clone(e[0],g),a=t.clone(i,d),o=t.clone(i,f),u=t.clone(i,m),s=t.clone(i,p),c=t.clone(i,y),h=t.clone(i,v),E=e.length,R=1;E>R;R++){t.clone(e[R],i);var O=i.x,_=i.y,T=i.z;O<a.x&&t.clone(i,a),O>s.x&&t.clone(i,s),_<o.y&&t.clone(i,o),_>c.y&&t.clone(i,c),T<u.z&&t.clone(i,u),T>h.z&&t.clone(i,h)}var P=t.magnitudeSquared(t.subtract(s,a,w)),I=t.magnitudeSquared(t.subtract(c,o,w)),b=t.magnitudeSquared(t.subtract(h,u,w)),C=a,N=s,q=P;I>q&&(q=I,C=o,N=c),b>q&&(q=b,C=u,N=h);var A=x;A.x=.5*(C.x+N.x),A.y=.5*(C.y+N.y),A.z=.5*(C.z+N.z);var U=t.magnitudeSquared(t.subtract(N,A,w)),L=Math.sqrt(U),W=M;W.x=a.x,W.y=o.y,W.z=u.z;var D=z;D.x=s.x,D.y=c.y,D.z=h.z;var B=t.multiplyByScalar(t.add(W,D,w),.5,S),k=0;for(R=0;E>R;R++){t.clone(e[R],i);var V=t.magnitude(t.subtract(i,B,w));V>k&&(k=V);var j=t.magnitudeSquared(t.subtract(i,A,w));if(j>U){var H=Math.sqrt(j);L=.5*(L+H),U=L*L;var F=H-L;A.x=(L*A.x+F*i.x)/H,A.y=(L*A.y+F*i.y)/H,A.z=(L*A.z+F*i.z)/H}}return k>L?(t.clone(A,n.center),n.radius=L):(t.clone(B,n.center),n.radius=k),n};var E=new o,R=new t,O=new t,_=new e,T=new e;l.fromRectangle2D=function(t,e,n){return l.fromRectangleWithHeights2D(t,e,0,0,n)},l.fromRectangleWithHeights2D=function(e,i,a,o,u){if(r(u)||(u=new l),!r(e))return u.center=t.clone(t.ZERO,u.center),u.radius=0,u;i=n(i,E),h.southwest(e,_),_.height=a,h.northeast(e,T),T.height=o;var s=i.project(_,R),c=i.project(T,O),d=c.x-s.x,f=c.y-s.y,m=c.z-s.z;u.radius=.5*Math.sqrt(d*d+f*f+m*m);var p=u.center;return p.x=s.x+.5*d,p.y=s.y+.5*f,p.z=s.z+.5*m,u};var P=[];l.fromRectangle3D=function(t,e,i,o){e=n(e,a.WGS84),i=n(i,0);var u;return r(t)&&(u=h.subsample(t,e,i,P)),l.fromPoints(u,o)},l.fromVertices=function(e,i,a,o){if(r(o)||(o=new l),!r(e)||0===e.length)return o.center=t.clone(t.ZERO,o.center),o.radius=0,o;i=n(i,t.ZERO),a=n(a,3);var u=g;u.x=e[0]+i.x,u.y=e[1]+i.y,u.z=e[2]+i.z;for(var s=t.clone(u,d),c=t.clone(u,f),h=t.clone(u,m),E=t.clone(u,p),R=t.clone(u,y),O=t.clone(u,v),_=e.length,T=0;_>T;T+=a){var P=e[T]+i.x,I=e[T+1]+i.y,b=e[T+2]+i.z;u.x=P,u.y=I,u.z=b,P<s.x&&t.clone(u,s),P>E.x&&t.clone(u,E),I<c.y&&t.clone(u,c),I>R.y&&t.clone(u,R),b<h.z&&t.clone(u,h),b>O.z&&t.clone(u,O)}var C=t.magnitudeSquared(t.subtract(E,s,w)),N=t.magnitudeSquared(t.subtract(R,c,w)),q=t.magnitudeSquared(t.subtract(O,h,w)),A=s,U=E,L=C;N>L&&(L=N,A=c,U=R),q>L&&(L=q,A=h,U=O);var W=x;W.x=.5*(A.x+U.x),W.y=.5*(A.y+U.y),W.z=.5*(A.z+U.z);var D=t.magnitudeSquared(t.subtract(U,W,w)),B=Math.sqrt(D),k=M;k.x=s.x,k.y=c.y,k.z=h.z;var V=z;V.x=E.x,V.y=R.y,V.z=O.z;var j=t.multiplyByScalar(t.add(k,V,w),.5,S),H=0;for(T=0;_>T;T+=a){u.x=e[T]+i.x,u.y=e[T+1]+i.y,u.z=e[T+2]+i.z;var F=t.magnitude(t.subtract(u,j,w));F>H&&(H=F);var Z=t.magnitudeSquared(t.subtract(u,W,w));if(Z>D){var G=Math.sqrt(Z);B=.5*(B+G),D=B*B;var X=G-B;W.x=(B*W.x+X*u.x)/G,W.y=(B*W.y+X*u.y)/G,W.z=(B*W.z+X*u.z)/G}}return H>B?(t.clone(W,o.center),o.radius=B):(t.clone(j,o.center),o.radius=H),o},l.fromCornerPoints=function(e,n,i){r(i)||(i=new l);var a=i.center;return t.add(e,n,a),t.multiplyByScalar(a,.5,a),i.radius=t.distance(a,n),i},l.fromEllipsoid=function(e,n){return r(n)||(n=new l),t.clone(t.ZERO,n.center),n.radius=e.maximumRadius,n};var I=new t;l.fromBoundingSpheres=function(e,n){if(r(n)||(n=new l),!r(e)||0===e.length)return n.center=t.clone(t.ZERO,n.center),n.radius=0,n;var i=e.length;if(1===i)return l.clone(e[0],n);if(2===i)return l.union(e[0],e[1],n);for(var a=[],o=0;i>o;o++)a.push(e[o].center);n=l.fromPoints(a,n);var u=n.center,s=n.radius;for(o=0;i>o;o++){var c=e[o];s=Math.max(s,t.distance(u,c.center,I)+c.radius)}return n.radius=s,n},l.clone=function(e,n){return r(e)?r(n)?(n.center=t.clone(e.center,n.center),n.radius=e.radius,n):new l(e.center,e.radius):void 0},l.packedLength=4,l.pack=function(t,e,r){r=n(r,0);var i=t.center;e[r++]=i.x,e[r++]=i.y,e[r++]=i.z,e[r]=t.radius},l.unpack=function(t,e,i){e=n(e,0),r(i)||(i=new l);var a=i.center;return a.x=t[e++],a.y=t[e++],a.z=t[e++],i.radius=t[e],i};var b=new t,C=new t;l.union=function(e,n,i){r(i)||(i=new l);var a=e.center,o=n.center;t.add(a,o,C);var u=t.multiplyByScalar(C,.5,C),s=t.magnitude(t.subtract(a,u,b))+e.radius,c=t.magnitude(t.subtract(o,u,b))+n.radius;return i.radius=Math.max(s,c),t.clone(u,i.center),i};var N=new t;l.expand=function(e,n,r){r=l.clone(e,r);var i=t.magnitude(t.subtract(n,r.center,N));return i>r.radius&&(r.radius=i),r},l.intersect=function(e,n){var r=e.center,i=e.radius,a=t.dot(n,r)+n.w;return-i>a?u.OUTSIDE:i>a?u.INTERSECTING:u.INSIDE},l.transform=function(t,e,n){return r(n)||(n=new l),n.center=c.multiplyByPoint(e,t.center,n.center),n.radius=c.getMaximumScale(e)*t.radius,n};var q=new t;l.distanceSquaredTo=function(e,n){var r=t.subtract(e.center,n,q);return t.magnitudeSquared(r)-e.radius*e.radius},l.transformWithoutScale=function(t,e,n){return r(n)||(n=new l),n.center=c.multiplyByPoint(e,t.center,n.center),n.radius=t.radius,n};var A=new t;l.computePlaneDistances=function(e,n,i,a){r(a)||(a=new s);var o=t.subtract(e.center,n,A),u=t.multiplyByScalar(i,t.dot(i,o),A),c=t.magnitude(u);return a.start=c-e.radius,a.stop=c+e.radius,a};for(var U=new t,L=new t,W=new t,D=new t,B=new t,k=new e,V=new Array(8),j=0;8>j;++j)V[j]=new t;var H=new o;return l.projectTo2D=function(e,r,i){r=n(r,H);var a=r.ellipsoid,o=e.center,u=e.radius,s=a.geodeticSurfaceNormal(o,U),c=t.cross(t.UNIT_Z,s,L);t.normalize(c,c);var h=t.cross(s,c,W);t.normalize(h,h),t.multiplyByScalar(s,u,s),t.multiplyByScalar(h,u,h),t.multiplyByScalar(c,u,c);var d=t.negate(h,B),f=t.negate(c,D),m=V,p=m[0];t.add(s,h,p),t.add(p,c,p),p=m[1],t.add(s,h,p),t.add(p,f,p),p=m[2],t.add(s,d,p),t.add(p,f,p),p=m[3],t.add(s,d,p),t.add(p,c,p),t.negate(s,s),p=m[4],t.add(s,h,p),t.add(p,c,p),p=m[5],t.add(s,h,p),t.add(p,f,p),p=m[6],t.add(s,d,p),t.add(p,f,p),p=m[7],t.add(s,d,p),t.add(p,c,p);for(var y=m.length,v=0;y>v;++v){var g=m[v];t.add(o,g,g);var w=a.cartesianToCartographic(g,k);r.project(w,g)}i=l.fromPoints(m,i),o=i.center;var x=o.x,M=o.y,z=o.z;return o.x=z,o.y=x,o.z=M,i},l.equals=function(e,n){return e===n||r(e)&&r(n)&&t.equals(e.center,n.center)&&e.radius===n.radius},l.prototype.intersect=function(t){return l.intersect(this,t)},l.prototype.equals=function(t){return l.equals(this,t)},l.prototype.clone=function(t){return l.clone(this,t)},l}),define("Core/EllipsoidalOccluder",["./BoundingSphere","./Cartesian3","./defaultValue","./defined","./defineProperties","./DeveloperError","./Rectangle"],function(t,e,n,r,i,a,o){"use strict";function u(t,n,r){var i=t.transformPositionToScaledSpace(n,m),a=e.magnitudeSquared(i),o=Math.sqrt(a),u=e.divideByScalar(i,o,p);a=Math.max(1,a),o=Math.max(1,o);var s=e.dot(u,r),c=e.magnitude(e.cross(u,r,u)),h=1/o,l=Math.sqrt(a-1)*h;return 1/(s*h-c*l)}function s(t,n,r){return 0>=n||n===1/0||n!==n?void 0:e.multiplyByScalar(t,n,r)}function c(t,n){return t.transformPositionToScaledSpace(n,y),e.normalize(y,y)}var h=function(t,n){this._ellipsoid=t,this._cameraPosition=new e,this._cameraPositionInScaledSpace=new e,this._distanceToLimbInScaledSpaceSquared=0,r(n)&&(this.cameraPosition=n)};i(h.prototype,{ellipsoid:{get:function(){return this._ellipsoid}},cameraPosition:{get:function(){return this._cameraPosition},set:function(t){var n=this._ellipsoid,r=n.transformPositionToScaledSpace(t,this._cameraPositionInScaledSpace),i=e.magnitudeSquared(r)-1;e.clone(t,this._cameraPosition),this._cameraPositionInScaledSpace=r,this._distanceToLimbInScaledSpaceSquared=i}}});var l=new e;h.prototype.isPointVisible=function(t){var e=this._ellipsoid,n=e.transformPositionToScaledSpace(t,l);return this.isScaledSpacePointVisible(n)},h.prototype.isScaledSpacePointVisible=function(t){var n=this._cameraPositionInScaledSpace,r=this._distanceToLimbInScaledSpaceSquared,i=e.subtract(t,n,l),a=-e.dot(i,n),o=a>r&&a*a/e.magnitudeSquared(i)>r;return!o},h.prototype.computeHorizonCullingPoint=function(t,n,i){r(i)||(i=new e);for(var a=this._ellipsoid,o=c(a,t),h=0,l=0,d=n.length;d>l;++l){var f=n[l],m=u(a,f,o);h=Math.max(h,m)}return s(o,h,i)};var d=new e;h.prototype.computeHorizonCullingPointFromVertices=function(t,i,a,o,h){r(h)||(h=new e),o=n(o,e.ZERO);for(var l=this._ellipsoid,f=c(l,t),m=0,p=0,y=i.length;y>p;p+=a){d.x=i[p]+o.x,d.y=i[p+1]+o.y,d.z=i[p+2]+o.z;var v=u(l,d,f);m=Math.max(m,v)}return s(f,m,h)};var f=[];h.prototype.computeHorizonCullingPointFromRectangle=function(n,r,i){var a=o.subsample(n,r,0,f),u=t.fromPoints(a);return e.magnitude(u.center)<.1*r.minimumRadius?void 0:this.computeHorizonCullingPoint(u.center,a,i)};var m=new e,p=new e,y=new e;return h}),define("Core/HeightmapTessellator",["./Cartesian3","./defaultValue","./defined","./DeveloperError","./Ellipsoid","./freezeObject","./Math","./Rectangle"],function(t,e,n,r,i,a,o,u){"use strict";var s={};return s.DEFAULT_STRUCTURE=a({heightScale:1,heightOffset:0,elementsPerHeight:1,stride:1,elementMultiplier:256,isBigEndian:!1}),s.computeVertices=function(r){var a,c,h,l,d=Math.cos,f=Math.sin,m=Math.sqrt,p=Math.atan,y=Math.exp,v=o.PI_OVER_TWO,g=o.toRadians,w=r.vertices,x=r.heightmap,M=r.width,z=r.height,S=r.skirtHeight,E=e(r.isGeographic,!0),R=e(r.ellipsoid,i.WGS84),O=1/R.maximumRadius,_=r.nativeRectangle,T=r.rectangle;n(T)?(a=T.west,c=T.south,h=T.east,l=T.north):E?(a=g(_.west),c=g(_.south),h=g(_.east),l=g(_.north)):(a=_.west*O,c=v-2*p(y(-_.south*O)),h=_.east*O,l=v-2*p(y(-_.north*O)));var P=e(r.relativeToCenter,t.ZERO),I=e(r.structure,s.DEFAULT_STRUCTURE),b=e(I.heightScale,s.DEFAULT_STRUCTURE.heightScale),C=e(I.heightOffset,s.DEFAULT_STRUCTURE.heightOffset),N=e(I.elementsPerHeight,s.DEFAULT_STRUCTURE.elementsPerHeight),q=e(I.stride,s.DEFAULT_STRUCTURE.stride),A=e(I.elementMultiplier,s.DEFAULT_STRUCTURE.elementMultiplier),U=e(I.isBigEndian,s.DEFAULT_STRUCTURE.isBigEndian),L=u.computeWidth(_)/(M-1),W=u.computeHeight(_)/(z-1),D=R.radiiSquared,B=D.x,k=D.y,V=D.z,j=0,H=65536,F=-65536,Z=0,G=z,X=0,Y=M;S>0&&(--Z,++G,--X,++Y);for(var K=Z;G>K;++K){var J=K;0>J&&(J=0),J>=z&&(J=z-1);var Q=_.north-W*J;Q=E?g(Q):v-2*p(y(-Q*O));for(var $=d(Q),te=f(Q),ee=V*te,ne=(Q-c)/(l-c),re=X;Y>re;++re){var ie=re;0>ie&&(ie=0),ie>=M&&(ie=M-1);var ae=_.west+L*ie;E?ae=g(ae):ae*=O;var oe,ue=J*M*q+ie*q;if(1===N)oe=x[ue];else{oe=0;var se;if(U)for(se=0;N>se;++se)oe=oe*A+x[ue+se];else for(se=N-1;se>=0;--se)oe=oe*A+x[ue+se]}oe=oe*b+C,F=Math.max(F,oe),H=Math.min(H,oe),(re!==ie||K!==J)&&(oe-=S);var ce=$*d(ae),he=$*f(ae),le=B*ce,de=k*he,fe=m(le*ce+de*he+ee*te),me=1/fe,pe=le*me,ye=de*me,ve=ee*me;w[j++]=pe+ce*oe-P.x,w[j++]=ye+he*oe-P.y,w[j++]=ve+te*oe-P.z,w[j++]=oe;var ge=(ae-a)/(h-a);w[j++]=ge,w[j++]=ne}}return{maximumHeight:F,minimumHeight:H}},s}),define("Core/formatError",["./defined"],function(t){"use strict";var e=function(e){var n,r=e.name,i=e.message;n=t(r)&&t(i)?r+": "+i:e.toString();var a=e.stack;return t(a)&&(n+="\n"+a),n};return e}),define("Workers/createTaskProcessorWorker",["../Core/defaultValue","../Core/defined","../Core/formatError"],function(t,e,n){"use strict";var r=function(r){var i,a=[],o={id:void 0,result:void 0,error:void 0};return function(u){var s=u.data;a.length=0,o.id=s.id,o.error=void 0,o.result=void 0;try{o.result=r(s.parameters,a)}catch(c){o.error=c instanceof Error?{name:c.name,message:c.message,stack:c.stack}:c}e(i)||(i=t(self.webkitPostMessage,self.postMessage)),s.canTransferArrayBuffer||(a.length=0);try{i(o,a)}catch(c){o.result=void 0,o.error="postMessage failed with error: "+n(c)+"\n with responseMessage: "+JSON.stringify(o),i(o)}}};return r}),define("Workers/createVerticesFromHeightmap",["../Core/BoundingSphere","../Core/Ellipsoid","../Core/EllipsoidalOccluder","../Core/HeightmapTessellator","../Core/Rectangle","./createTaskProcessorWorker"],function(t,e,n,r,i,a){"use strict";function o(a,o){var u=6,s=a.width,c=a.height;a.skirtHeight>0&&(s+=2,c+=2);var h=new Float32Array(s*c*u);o.push(h.buffer),a.ellipsoid=e.clone(a.ellipsoid),a.rectangle=i.clone(a.rectangle),a.vertices=h;var l=r.computeVertices(a),d=t.fromVertices(h,a.relativeToCenter,u),f=a.ellipsoid,m=new n(f),p=m.computeHorizonCullingPointFromVertices(a.relativeToCenter,h,u,a.relativeToCenter);return{vertices:h.buffer,numberOfAttributes:u,minimumHeight:l.minimumHeight,maximumHeight:l.maximumHeight,gridWidth:s,gridHeight:c,boundingSphere3D:d,occludeePointInScaledSpace:p}}return a(o)})}();