text: /**
   * Cesium - https://github.com/AnalyticalGraphicsInc/cesium
   *
   * Copyright 2011-2017 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]=v,n[1]=b,n[2]=A,n[3]=0,n[4]=w,n[5]=g,n[6]=N,n[7]=0,n[8]=S,n[9]=I,n[10]=M,n[11]=0,n[12]=e[12],n[13]=e[13],n[14]=e[14],n[15]=e[15],n},f.multiplyByTranslation=function(e,t,n){r.typeOf.object("matrix",e),r.typeOf.object("translation",t),r.typeOf.object("result",n);var i=t.x,a=t.y,o=t.z,u=i*e[0]+a*e[4]+o*e[8]+e[12],s=i*e[1]+a*e[5]+o*e[9]+e[13],c=i*e[2]+a*e[6]+o*e[10]+e[14];return n[0]=e[0],n[1]=e[1],n[2]=e[2],n[3]=e[3],n[4]=e[4],n[5]=e[5],n[6]=e[6],n[7]=e[7],n[8]=e[8],n[9]=e[9],n[10]=e[10],n[11]=e[11],n[12]=u,n[13]=s,n[14]=c,n[15]=e[15],n};var E=new e;f.multiplyByUniformScale=function(e,t,n){return r.typeOf.object("matrix",e),r.typeOf.number("scale",t),r.typeOf.object("result",n),E.x=t,E.y=t,E.z=t,f.multiplyByScale(e,E,n)},f.multiplyByScale=function(e,t,n){r.typeOf.object("matrix",e),r.typeOf.object("scale",t),r.typeOf.object("result",n);var i=t.x,a=t.y,o=t.z;return 1===i&&1===a&&1===o?f.clone(e,n):(n[0]=i*e[0],n[1]=i*e[1],n[2]=i*e[2],n[3]=0,n[4]=a*e[4],n[5]=a*e[5],n[6]=a*e[6],n[7]=0,n[8]=o*e[8],n[9]=o*e[9],n[10]=o*e[10],n[11]=0,n[12]=e[12],n[13]=e[13],n[14]=e[14],n[15]=1,n)},f.multiplyByVector=function(e,t,n){r.typeOf.object("matrix",e),r.typeOf.object("cartesian",t),r.typeOf.object("result",n);var i=t.x,a=t.y,o=t.z,u=t.w,s=e[0]*i+e[4]*a+e[8]*o+e[12]*u,c=e[1]*i+e[5]*a+e[9]*o+e[13]*u,f=e[2]*i+e[6]*a+e[10]*o+e[14]*u,l=e[3]*i+e[7]*a+e[11]*o+e[15]*u;return n.x=s,n.y=c,n.z=f,n.w=l,n},f.multiplyByPointAsVector=function(e,t,n){r.typeOf.object("matrix",e),r.typeOf.object("cartesian",t),r.typeOf.object("result",n);var i=t.x,a=t.y,o=t.z,u=e[0]*i+e[4]*a+e[8]*o,s=e[1]*i+e[5]*a+e[9]*o,c=e[2]*i+e[6]*a+e[10]*o;return n.x=u,n.y=s,n.z=c,n},f.multiplyByPoint=function(e,t,n){r.typeOf.object("matrix",e),r.typeOf.object("cartesian",t),r.typeOf.object("result",n);var i=t.x,a=t.y,o=t.z,u=e[0]*i+e[4]*a+e[8]*o+e[12],s=e[1]*i+e[5]*a+e[9]*o+e[13],c=e[2]*i+e[6]*a+e[10]*o+e[14];return n.x=u,n.y=s,n.z=c,n},f.multiplyByScalar=function(e,t,n){return r.typeOf.object("matrix",e),r.typeOf.number("scalar",t),r.typeOf.object("result",n),n[0]=e[0]*t,n[1]=e[1]*t,n[2]=e[2]*t,n[3]=e[3]*t,n[4]=e[4]*t,n[5]=e[5]*t,n[6]=e[6]*t,n[7]=e[7]*t,n[8]=e[8]*t,n[9]=e[9]*t,n[10]=e[10]*t,n[11]=e[11]*t,n[12]=e[12]*t,n[13]=e[13]*t,n[14]=e[14]*t,n[15]=e[15]*t,n},f.multiplyByPlane=function(n,i,a){r.typeOf.object("matrix",n),r.typeOf.object("plane",i),r.typeOf.object("result",a);var o=new f,u=new f;f.inverse(n,o),f.transpose(o,u);var s=new t(i.normal.x,i.normal.y,i.normal.z,i.distance);f.multiplyByVector(u,s,s),a.normal.x=s.x,a.normal.y=s.y,a.normal.z=s.z;var c=e.magnitude(a.normal);return e.normalize(a.normal,a.normal),a.distance=s.w/c,a},f.negate=function(e,t){return r.typeOf.object("matrix",e),r.typeOf.object("result",t),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],t[9]=-e[9],t[10]=-e[10],t[11]=-e[11],t[12]=-e[12],t[13]=-e[13],t[14]=-e[14],t[15]=-e[15],t},f.transpose=function(e,t){r.typeOf.object("matrix",e),r.typeOf.object("result",t);var n=e[1],i=e[2],a=e[3],o=e[6],u=e[7],s=e[11];return t[0]=e[0],t[1]=e[4],t[2]=e[8],t[3]=e[12],t[4]=n,t[5]=e[5],t[6]=e[9],t[7]=e[13],t[8]=i,t[9]=o,t[10]=e[10],t[11]=e[14],t[12]=a,t[13]=u,t[14]=s,t[15]=e[15],t},f.abs=function(e,t){return r.typeOf.object("matrix",e),r.typeOf.object("result",t),t[0]=Math.abs(e[0]),t[1]=Math.abs(e[1]),t[2]=Math.abs(e[2]),t[3]=Math.abs(e[3]),t[4]=Math.abs(e[4]),t[5]=Math.abs(e[5]),t[6]=Math.abs(e[6]),t[7]=Math.abs(e[7]),t[8]=Math.abs(e[8]),t[9]=Math.abs(e[9]),t[10]=Math.abs(e[10]),t[11]=Math.abs(e[11]),t[12]=Math.abs(e[12]),t[13]=Math.abs(e[13]),t[14]=Math.abs(e[14]),t[15]=Math.abs(e[15]),t},f.equals=function(e,t){return e===t||i(e)&&i(t)&&e[12]===t[12]&&e[13]===t[13]&&e[14]===t[14]&&e[0]===t[0]&&e[1]===t[1]&&e[2]===t[2]&&e[4]===t[4]&&e[5]===t[5]&&e[6]===t[6]&&e[8]===t[8]&&e[9]===t[9]&&e[10]===t[10]&&e[3]===t[3]&&e[7]===t[7]&&e[11]===t[11]&&e[15]===t[15]},f.equalsEpsilon=function(e,t,n){return r.typeOf.number("epsilon",n),e===t||i(e)&&i(t)&&Math.abs(e[0]-t[0])<=n&&Math.abs(e[1]-t[1])<=n&&Math.abs(e[2]-t[2])<=n&&Math.abs(e[3]-t[3])<=n&&Math.abs(e[4]-t[4])<=n&&Math.abs(e[5]-t[5])<=n&&Math.abs(e[6]-t[6])<=n&&Math.abs(e[7]-t[7])<=n&&Math.abs(e[8]-t[8])<=n&&Math.abs(e[9]-t[9])<=n&&Math.abs(e[10]-t[10])<=n&&Math.abs(e[11]-t[11])<=n&&Math.abs(e[12]-t[12])<=n&&Math.abs(e[13]-t[13])<=n&&Math.abs(e[14]-t[14])<=n&&Math.abs(e[15]-t[15])<=n},f.getTranslation=function(e,t){return r.typeOf.object("matrix",e),r.typeOf.object("result",t),t.x=e[12],t.y=e[13],t.z=e[14],t},f.getRotation=function(e,t){return r.typeOf.object("matrix",e),r.typeOf.object("result",t),t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[4],t[4]=e[5],t[5]=e[6],t[6]=e[8],t[7]=e[9],t[8]=e[10],t};var m=new s,O=new s,T=new t,_=new t(0,0,0,1);return f.inverse=function(e,n){if(r.typeOf.object("matrix",e),r.typeOf.object("result",n),s.equalsEpsilon(f.getRotation(e,m),O,u.EPSILON7)&&t.equals(f.getRow(e,3,T),_))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]=-e[12],n[13]=-e[13],n[14]=-e[14],n[15]=1,n;var i=e[0],a=e[4],o=e[8],l=e[12],p=e[1],d=e[5],y=e[9],h=e[13],E=e[2],R=e[6],v=e[10],b=e[14],A=e[3],w=e[7],g=e[11],N=e[15],S=v*N,I=b*g,M=R*N,x=b*w,C=R*g,P=v*w,L=E*N,U=b*A,D=E*g,F=v*A,B=E*w,z=R*A,q=S*d+x*y+C*h-(I*d+M*y+P*h),j=I*p+L*y+F*h-(S*p+U*y+D*h),G=M*p+U*d+B*h-(x*p+L*d+z*h),V=P*p+D*d+z*y-(C*p+F*d+B*y),X=I*a+M*o+P*l-(S*a+x*o+C*l),W=S*i+U*o+D*l-(I*i+L*o+F*l),H=x*i+L*a+z*l-(M*i+U*a+B*l),k=C*i+F*a+B*o-(P*i+D*a+z*o);S=o*h,I=l*y,M=a*h,x=l*d,C=a*y,P=o*d,L=i*h,U=l*p,D=i*y,F=o*p,B=i*d,z=a*p;var Y=S*w+x*g+C*N-(I*w+M*g+P*N),Z=I*A+L*g+F*N-(S*A+U*g+D*N),K=M*A+U*w+B*N-(x*A+L*w+z*N),Q=P*A+D*w+z*g-(C*A+F*w+B*g),J=M*v+P*b+I*R-(C*b+S*R+x*v),$=D*b+S*E+U*v-(L*v+F*b+I*E),ee=L*R+z*b+x*E-(B*b+M*E+U*R),te=B*v+C*E+F*R-(D*R+z*v+P*E),re=i*q+a*j+o*G+l*V;if(Math.abs(re)<u.EPSILON20)throw new c("matrix is not invertible because its determinate is zero.");return re=1/re,n[0]=q*re,n[1]=j*re,n[2]=G*re,n[3]=V*re,n[4]=X*re,n[5]=W*re,n[6]=H*re,n[7]=k*re,n[8]=Y*re,n[9]=Z*re,n[10]=K*re,n[11]=Q*re,n[12]=J*re,n[13]=$*re,n[14]=ee*re,n[15]=te*re,n},f.inverseTransformation=function(e,t){r.typeOf.object("matrix",e),r.typeOf.object("result",t);var n=e[0],i=e[1],a=e[2],o=e[4],u=e[5],s=e[6],c=e[8],f=e[9],l=e[10],p=e[12],d=e[13],y=e[14],h=-n*p-i*d-a*y,E=-o*p-u*d-s*y,m=-c*p-f*d-l*y;return t[0]=n,t[1]=o,t[2]=c,t[3]=0,t[4]=i,t[5]=u,t[6]=f,t[7]=0,t[8]=a,t[9]=s,t[10]=l,t[11]=0,t[12]=h,t[13]=E,t[14]=m,t[15]=1,t},f.IDENTITY=o(new f(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1)),f.ZERO=o(new f(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)),f.COLUMN0ROW0=0,f.COLUMN0ROW1=1,f.COLUMN0ROW2=2,f.COLUMN0ROW3=3,f.COLUMN1ROW0=4,f.COLUMN1ROW1=5,f.COLUMN1ROW2=6,f.COLUMN1ROW3=7,f.COLUMN2ROW0=8,f.COLUMN2ROW1=9,f.COLUMN2ROW2=10,f.COLUMN2ROW3=11,f.COLUMN3ROW0=12,f.COLUMN3ROW1=13,f.COLUMN3ROW2=14,f.COLUMN3ROW3=15,a(f.prototype,{length:{get:function(){return f.packedLength}}}),f.prototype.clone=function(e){return f.clone(this,e)},f.prototype.equals=function(e){return f.equals(this,e)},f.equalsArray=function(e,t,r){return e[0]===t[r]&&e[1]===t[r+1]&&e[2]===t[r+2]&&e[3]===t[r+3]&&e[4]===t[r+4]&&e[5]===t[r+5]&&e[6]===t[r+6]&&e[7]===t[r+7]&&e[8]===t[r+8]&&e[9]===t[r+9]&&e[10]===t[r+10]&&e[11]===t[r+11]&&e[12]===t[r+12]&&e[13]===t[r+13]&&e[14]===t[r+14]&&e[15]===t[r+15]},f.prototype.equalsEpsilon=function(e,t){return f.equalsEpsilon(this,e,t)},f.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]+")"},f}),define("Core/Rectangle",["./Cartographic","./Check","./defaultValue","./defined","./defineProperties","./Ellipsoid","./freezeObject","./Math"],function(e,t,r,n,i,a,o,u){"use strict";function s(e,t,n,i){this.west=r(e,0),this.south=r(t,0),this.east=r(n,0),this.north=r(i,0)}i(s.prototype,{width:{get:function(){return s.computeWidth(this)}},height:{get:function(){return s.computeHeight(this)}}}),s.packedLength=4,s.pack=function(e,n,i){return t.typeOf.object("value",e),t.defined("array",n),i=r(i,0),n[i++]=e.west,n[i++]=e.south,n[i++]=e.east,n[i]=e.north,n},s.unpack=function(e,i,a){return t.defined("array",e),i=r(i,0),n(a)||(a=new s),a.west=e[i++],a.south=e[i++],a.east=e[i++],a.north=e[i],a},s.computeWidth=function(e){t.typeOf.object("rectangle",e);var r=e.east,n=e.west;return n>r&&(r+=u.TWO_PI),r-n},s.computeHeight=function(e){return t.typeOf.object("rectangle",e),e.north-e.south},s.fromDegrees=function(e,t,i,a,o){return e=u.toRadians(r(e,0)),t=u.toRadians(r(t,0)),i=u.toRadians(r(i,0)),a=u.toRadians(r(a,0)),n(o)?(o.west=e,o.south=t,o.east=i,o.north=a,o):new s(e,t,i,a)},s.fromRadians=function(e,t,i,a,o){return n(o)?(o.west=r(e,0),o.south=r(t,0),o.east=r(i,0),o.north=r(a,0),o):new s(e,t,i,a)},s.fromCartographicArray=function(e,r){t.defined("cartographics",e);for(var i=Number.MAX_VALUE,a=-Number.MAX_VALUE,o=Number.MAX_VALUE,c=-Number.MAX_VALUE,f=Number.MAX_VALUE,l=-Number.MAX_VALUE,p=0,d=e.length;d>p;p++){var y=e[p];i=Math.min(i,y.longitude),a=Math.max(a,y.longitude),f=Math.min(f,y.latitude),l=Math.max(l,y.latitude);var h=y.longitude>=0?y.longitude:y.longitude+u.TWO_PI;o=Math.min(o,h),c=Math.max(c,h)}return a-i>c-o&&(i=o,a=c,a>u.PI&&(a-=u.TWO_PI),i>u.PI&&(i-=u.TWO_PI)),n(r)?(r.west=i,r.south=f,r.east=a,r.north=l,r):new s(i,f,a,l)},s.fromCartesianArray=function(e,i,o){t.defined("cartesians",e),i=r(i,a.WGS84);for(var c=Number.MAX_VALUE,f=-Number.MAX_VALUE,l=Number.MAX_VALUE,p=-Number.MAX_VALUE,d=Number.MAX_VALUE,y=-Number.MAX_VALUE,h=0,E=e.length;E>h;h++){var m=i.cartesianToCartographic(e[h]);c=Math.min(c,m.longitude),f=Math.max(f,m.longitude),d=Math.min(d,m.latitude),y=Math.max(y,m.latitude);var O=m.longitude>=0?m.longitude:m.longitude+u.TWO_PI;l=Math.min(l,O),p=Math.max(p,O)}return f-c>p-l&&(c=l,f=p,f>u.PI&&(f-=u.TWO_PI),c>u.PI&&(c-=u.TWO_PI)),n(o)?(o.west=c,o.south=d,o.east=f,o.north=y,o):new s(c,d,f,y)},s.clone=function(e,t){return n(e)?n(t)?(t.west=e.west,t.south=e.south,t.east=e.east,t.north=e.north,t):new s(e.west,e.south,e.east,e.north):void 0},s.prototype.clone=function(e){return s.clone(this,e)},s.prototype.equals=function(e){return s.equals(this,e)},s.equals=function(e,t){return e===t||n(e)&&n(t)&&e.west===t.west&&e.south===t.south&&e.east===t.east&&e.north===t.north},s.prototype.equalsEpsilon=function(e,r){return t.typeOf.number("epsilon",r),n(e)&&Math.abs(this.west-e.west)<=r&&Math.abs(this.south-e.south)<=r&&Math.abs(this.east-e.east)<=r&&Math.abs(this.north-e.north)<=r},s.validate=function(e){t.typeOf.object("rectangle",e);var r=e.north;t.typeOf.number.greaterThanOrEquals("north",r,-u.PI_OVER_TWO),t.typeOf.number.lessThanOrEquals("north",r,u.PI_OVER_TWO);var n=e.south;t.typeOf.number.greaterThanOrEquals("south",n,-u.PI_OVER_TWO),t.typeOf.number.lessThanOrEquals("south",n,u.PI_OVER_TWO);var i=e.west;t.typeOf.number.greaterThanOrEquals("west",i,-Math.PI),t.typeOf.number.lessThanOrEquals("west",i,Math.PI);var a=e.east;t.typeOf.number.greaterThanOrEquals("east",a,-Math.PI),t.typeOf.number.lessThanOrEquals("east",a,Math.PI)},s.southwest=function(r,i){return t.typeOf.object("rectangle",r),n(i)?(i.longitude=r.west,i.latitude=r.south,i.height=0,i):new e(r.west,r.south)},s.northwest=function(r,i){return t.typeOf.object("rectangle",r),n(i)?(i.longitude=r.west,i.latitude=r.north,i.height=0,i):new e(r.west,r.north)},s.northeast=function(r,i){return t.typeOf.object("rectangle",r),n(i)?(i.longitude=r.east,i.latitude=r.north,i.height=0,i):new e(r.east,r.north)},s.southeast=function(r,i){return t.typeOf.object("rectangle",r),n(i)?(i.longitude=r.east,
  i.latitude=r.south,i.height=0,i):new e(r.east,r.south)},s.center=function(r,i){t.typeOf.object("rectangle",r);var a=r.east,o=r.west;o>a&&(a+=u.TWO_PI);var s=u.negativePiToPi(.5*(o+a)),c=.5*(r.south+r.north);return n(i)?(i.longitude=s,i.latitude=c,i.height=0,i):new e(s,c)},s.intersection=function(e,r,i){t.typeOf.object("rectangle",e),t.typeOf.object("otherRectangle",r);var a=e.east,o=e.west,c=r.east,f=r.west;o>a&&c>0?a+=u.TWO_PI:f>c&&a>0&&(c+=u.TWO_PI),o>a&&0>f?f+=u.TWO_PI:f>c&&0>o&&(o+=u.TWO_PI);var l=u.negativePiToPi(Math.max(o,f)),p=u.negativePiToPi(Math.min(a,c));if(!((e.west<e.east||r.west<r.east)&&l>=p)){var d=Math.max(e.south,r.south),y=Math.min(e.north,r.north);if(!(d>=y))return n(i)?(i.west=l,i.south=d,i.east=p,i.north=y,i):new s(l,d,p,y)}},s.simpleIntersection=function(e,r,i){t.typeOf.object("rectangle",e),t.typeOf.object("otherRectangle",r);var a=Math.max(e.west,r.west),o=Math.max(e.south,r.south),u=Math.min(e.east,r.east),c=Math.min(e.north,r.north);return o>=c||a>=u?void 0:n(i)?(i.west=a,i.south=o,i.east=u,i.north=c,i):new s(a,o,u,c)},s.union=function(e,r,i){t.typeOf.object("rectangle",e),t.typeOf.object("otherRectangle",r),n(i)||(i=new s);var a=e.east,o=e.west,c=r.east,f=r.west;o>a&&c>0?a+=u.TWO_PI:f>c&&a>0&&(c+=u.TWO_PI),o>a&&0>f?f+=u.TWO_PI:f>c&&0>o&&(o+=u.TWO_PI);var l=u.convertLongitudeRange(Math.min(o,f)),p=u.convertLongitudeRange(Math.max(a,c));return i.west=l,i.south=Math.min(e.south,r.south),i.east=p,i.north=Math.max(e.north,r.north),i},s.expand=function(e,r,i){return t.typeOf.object("rectangle",e),t.typeOf.object("cartographic",r),n(i)||(i=new s),i.west=Math.min(e.west,r.longitude),i.south=Math.min(e.south,r.latitude),i.east=Math.max(e.east,r.longitude),i.north=Math.max(e.north,r.latitude),i},s.contains=function(e,r){t.typeOf.object("rectangle",e),t.typeOf.object("cartographic",r);var n=r.longitude,i=r.latitude,a=e.west,o=e.east;return a>o&&(o+=u.TWO_PI,0>n&&(n+=u.TWO_PI)),(n>a||u.equalsEpsilon(n,a,u.EPSILON14))&&(o>n||u.equalsEpsilon(n,o,u.EPSILON14))&&i>=e.south&&i<=e.north};var c=new e;return s.subsample=function(e,i,o,f){t.typeOf.object("rectangle",e),i=r(i,a.WGS84),o=r(o,0),n(f)||(f=[]);var l=0,p=e.north,d=e.south,y=e.east,h=e.west,E=c;E.height=o,E.longitude=h,E.latitude=p,f[l]=i.cartographicToCartesian(E,f[l]),l++,E.longitude=y,f[l]=i.cartographicToCartesian(E,f[l]),l++,E.latitude=d,f[l]=i.cartographicToCartesian(E,f[l]),l++,E.longitude=h,f[l]=i.cartographicToCartesian(E,f[l]),l++,0>p?E.latitude=p:d>0?E.latitude=d:E.latitude=0;for(var m=1;8>m;++m)E.longitude=-Math.PI+m*u.PI_OVER_TWO,s.contains(e,E)&&(f[l]=i.cartographicToCartesian(E,f[l]),l++);return 0===E.latitude&&(E.longitude=h,f[l]=i.cartographicToCartesian(E,f[l]),l++,E.longitude=y,f[l]=i.cartographicToCartesian(E,f[l]),l++),f.length=l,f},s.MAX_VALUE=o(new s(-Math.PI,-u.PI_OVER_TWO,Math.PI,u.PI_OVER_TWO)),s}),define("Core/BoundingSphere",["./Cartesian3","./Cartographic","./Check","./defaultValue","./defined","./Ellipsoid","./GeographicProjection","./Intersect","./Interval","./Matrix3","./Matrix4","./Rectangle"],function(e,t,r,n,i,a,o,u,s,c,f,l){"use strict";function p(t,r){this.center=e.clone(n(t,e.ZERO)),this.radius=n(r,0)}var d=new e,y=new e,h=new e,E=new e,m=new e,O=new e,T=new e,_=new e,R=new e,v=new e,b=new e,A=new e;p.fromPoints=function(t,r){if(i(r)||(r=new p),!i(t)||0===t.length)return r.center=e.clone(e.ZERO,r.center),r.radius=0,r;var n,a=e.clone(t[0],T),o=e.clone(a,d),u=e.clone(a,y),s=e.clone(a,h),c=e.clone(a,E),f=e.clone(a,m),l=e.clone(a,O),w=t.length;for(n=1;w>n;n++){e.clone(t[n],a);var g=a.x,N=a.y,S=a.z;g<o.x&&e.clone(a,o),g>c.x&&e.clone(a,c),N<u.y&&e.clone(a,u),N>f.y&&e.clone(a,f),S<s.z&&e.clone(a,s),S>l.z&&e.clone(a,l)}var I=e.magnitudeSquared(e.subtract(c,o,_)),M=e.magnitudeSquared(e.subtract(f,u,_)),x=e.magnitudeSquared(e.subtract(l,s,_)),C=o,P=c,L=I;M>L&&(L=M,C=u,P=f),x>L&&(L=x,C=s,P=l);var U=R;U.x=.5*(C.x+P.x),U.y=.5*(C.y+P.y),U.z=.5*(C.z+P.z);var D=e.magnitudeSquared(e.subtract(P,U,_)),F=Math.sqrt(D),B=v;B.x=o.x,B.y=u.y,B.z=s.z;var z=b;z.x=c.x,z.y=f.y,z.z=l.z;var q=e.multiplyByScalar(e.add(B,z,_),.5,A),j=0;for(n=0;w>n;n++){e.clone(t[n],a);var G=e.magnitude(e.subtract(a,q,_));G>j&&(j=G);var V=e.magnitudeSquared(e.subtract(a,U,_));if(V>D){var X=Math.sqrt(V);F=.5*(F+X),D=F*F;var W=X-F;U.x=(F*U.x+W*a.x)/X,U.y=(F*U.y+W*a.y)/X,U.z=(F*U.z+W*a.z)/X}}return j>F?(e.clone(U,r.center),r.radius=F):(e.clone(q,r.center),r.radius=j),r};var w=new o,g=new e,N=new e,S=new t,I=new t;p.fromRectangle2D=function(e,t,r){return p.fromRectangleWithHeights2D(e,t,0,0,r)},p.fromRectangleWithHeights2D=function(t,r,a,o,u){if(i(u)||(u=new p),!i(t))return u.center=e.clone(e.ZERO,u.center),u.radius=0,u;r=n(r,w),l.southwest(t,S),S.height=a,l.northeast(t,I),I.height=o;var s=r.project(S,g),c=r.project(I,N),f=c.x-s.x,d=c.y-s.y,y=c.z-s.z;u.radius=.5*Math.sqrt(f*f+d*d+y*y);var h=u.center;return h.x=s.x+.5*f,h.y=s.y+.5*d,h.z=s.z+.5*y,u};var M=[];p.fromRectangle3D=function(t,r,o,u){if(r=n(r,a.WGS84),o=n(o,0),i(u)||(u=new p),!i(t))return u.center=e.clone(e.ZERO,u.center),u.radius=0,u;var s=l.subsample(t,r,o,M);return p.fromPoints(s,u)},p.fromVertices=function(t,a,o,u){if(i(u)||(u=new p),!i(t)||0===t.length)return u.center=e.clone(e.ZERO,u.center),u.radius=0,u;a=n(a,e.ZERO),o=n(o,3),r.typeOf.number.greaterThanOrEquals("stride",o,3);var s=T;s.x=t[0]+a.x,s.y=t[1]+a.y,s.z=t[2]+a.z;var c,f=e.clone(s,d),l=e.clone(s,y),w=e.clone(s,h),g=e.clone(s,E),N=e.clone(s,m),S=e.clone(s,O),I=t.length;for(c=0;I>c;c+=o){var M=t[c]+a.x,x=t[c+1]+a.y,C=t[c+2]+a.z;s.x=M,s.y=x,s.z=C,M<f.x&&e.clone(s,f),M>g.x&&e.clone(s,g),x<l.y&&e.clone(s,l),x>N.y&&e.clone(s,N),C<w.z&&e.clone(s,w),C>S.z&&e.clone(s,S)}var P=e.magnitudeSquared(e.subtract(g,f,_)),L=e.magnitudeSquared(e.subtract(N,l,_)),U=e.magnitudeSquared(e.subtract(S,w,_)),D=f,F=g,B=P;L>B&&(B=L,D=l,F=N),U>B&&(B=U,D=w,F=S);var z=R;z.x=.5*(D.x+F.x),z.y=.5*(D.y+F.y),z.z=.5*(D.z+F.z);var q=e.magnitudeSquared(e.subtract(F,z,_)),j=Math.sqrt(q),G=v;G.x=f.x,G.y=l.y,G.z=w.z;var V=b;V.x=g.x,V.y=N.y,V.z=S.z;var X=e.multiplyByScalar(e.add(G,V,_),.5,A),W=0;for(c=0;I>c;c+=o){s.x=t[c]+a.x,s.y=t[c+1]+a.y,s.z=t[c+2]+a.z;var H=e.magnitude(e.subtract(s,X,_));H>W&&(W=H);var k=e.magnitudeSquared(e.subtract(s,z,_));if(k>q){var Y=Math.sqrt(k);j=.5*(j+Y),q=j*j;var Z=Y-j;z.x=(j*z.x+Z*s.x)/Y,z.y=(j*z.y+Z*s.y)/Y,z.z=(j*z.z+Z*s.z)/Y}}return W>j?(e.clone(z,u.center),u.radius=j):(e.clone(X,u.center),u.radius=W),u},p.fromEncodedCartesianVertices=function(t,r,n){if(i(n)||(n=new p),!i(t)||!i(r)||t.length!==r.length||0===t.length)return n.center=e.clone(e.ZERO,n.center),n.radius=0,n;var a=T;a.x=t[0]+r[0],a.y=t[1]+r[1],a.z=t[2]+r[2];var o,u=e.clone(a,d),s=e.clone(a,y),c=e.clone(a,h),f=e.clone(a,E),l=e.clone(a,m),w=e.clone(a,O),g=t.length;for(o=0;g>o;o+=3){var N=t[o]+r[o],S=t[o+1]+r[o+1],I=t[o+2]+r[o+2];a.x=N,a.y=S,a.z=I,N<u.x&&e.clone(a,u),N>f.x&&e.clone(a,f),S<s.y&&e.clone(a,s),S>l.y&&e.clone(a,l),I<c.z&&e.clone(a,c),I>w.z&&e.clone(a,w)}var M=e.magnitudeSquared(e.subtract(f,u,_)),x=e.magnitudeSquared(e.subtract(l,s,_)),C=e.magnitudeSquared(e.subtract(w,c,_)),P=u,L=f,U=M;x>U&&(U=x,P=s,L=l),C>U&&(U=C,P=c,L=w);var D=R;D.x=.5*(P.x+L.x),D.y=.5*(P.y+L.y),D.z=.5*(P.z+L.z);var F=e.magnitudeSquared(e.subtract(L,D,_)),B=Math.sqrt(F),z=v;z.x=u.x,z.y=s.y,z.z=c.z;var q=b;q.x=f.x,q.y=l.y,q.z=w.z;var j=e.multiplyByScalar(e.add(z,q,_),.5,A),G=0;for(o=0;g>o;o+=3){a.x=t[o]+r[o],a.y=t[o+1]+r[o+1],a.z=t[o+2]+r[o+2];var V=e.magnitude(e.subtract(a,j,_));V>G&&(G=V);var X=e.magnitudeSquared(e.subtract(a,D,_));if(X>F){var W=Math.sqrt(X);B=.5*(B+W),F=B*B;var H=W-B;D.x=(B*D.x+H*a.x)/W,D.y=(B*D.y+H*a.y)/W,D.z=(B*D.z+H*a.z)/W}}return G>B?(e.clone(D,n.center),n.radius=B):(e.clone(j,n.center),n.radius=G),n},p.fromCornerPoints=function(t,n,a){r.typeOf.object("corner",t),r.typeOf.object("oppositeCorner",n),i(a)||(a=new p);var o=a.center;return e.add(t,n,o),e.multiplyByScalar(o,.5,o),a.radius=e.distance(o,n),a},p.fromEllipsoid=function(t,n){return r.typeOf.object("ellipsoid",t),i(n)||(n=new p),e.clone(e.ZERO,n.center),n.radius=t.maximumRadius,n};var x=new e;p.fromBoundingSpheres=function(t,r){if(i(r)||(r=new p),!i(t)||0===t.length)return r.center=e.clone(e.ZERO,r.center),r.radius=0,r;var n=t.length;if(1===n)return p.clone(t[0],r);if(2===n)return p.union(t[0],t[1],r);var a,o=[];for(a=0;n>a;a++)o.push(t[a].center);r=p.fromPoints(o,r);var u=r.center,s=r.radius;for(a=0;n>a;a++){var c=t[a];s=Math.max(s,e.distance(u,c.center,x)+c.radius)}return r.radius=s,r};var C=new e,P=new e,L=new e;p.fromOrientedBoundingBox=function(t,n){r.defined("orientedBoundingBox",t),i(n)||(n=new p);var a=t.halfAxes,o=c.getColumn(a,0,C),u=c.getColumn(a,1,P),s=c.getColumn(a,2,L);return e.add(o,u,o),e.add(o,s,o),n.center=e.clone(t.center,n.center),n.radius=e.magnitude(o),n},p.clone=function(t,r){return i(t)?i(r)?(r.center=e.clone(t.center,r.center),r.radius=t.radius,r):new p(t.center,t.radius):void 0},p.packedLength=4,p.pack=function(e,t,i){r.typeOf.object("value",e),r.defined("array",t),i=n(i,0);var a=e.center;return t[i++]=a.x,t[i++]=a.y,t[i++]=a.z,t[i]=e.radius,t},p.unpack=function(e,t,a){r.defined("array",e),t=n(t,0),i(a)||(a=new p);var o=a.center;return o.x=e[t++],o.y=e[t++],o.z=e[t++],a.radius=e[t],a};var U=new e,D=new e;p.union=function(t,n,a){r.typeOf.object("left",t),r.typeOf.object("right",n),i(a)||(a=new p);var o=t.center,u=t.radius,s=n.center,c=n.radius,f=e.subtract(s,o,U),l=e.magnitude(f);if(u>=l+c)return t.clone(a),a;if(c>=l+u)return n.clone(a),a;var d=.5*(u+l+c),y=e.multiplyByScalar(f,(-u+d)/l,D);return e.add(y,o,y),e.clone(y,a.center),a.radius=d,a};var F=new e;p.expand=function(t,n,i){r.typeOf.object("sphere",t),r.typeOf.object("point",n),i=p.clone(t,i);var a=e.magnitude(e.subtract(n,i.center,F));return a>i.radius&&(i.radius=a),i},p.intersectPlane=function(t,n){r.typeOf.object("sphere",t),r.typeOf.object("plane",n);var i=t.center,a=t.radius,o=n.normal,s=e.dot(o,i)+n.distance;return-a>s?u.OUTSIDE:a>s?u.INTERSECTING:u.INSIDE},p.transform=function(e,t,n){return r.typeOf.object("sphere",e),r.typeOf.object("transform",t),i(n)||(n=new p),n.center=f.multiplyByPoint(t,e.center,n.center),n.radius=f.getMaximumScale(t)*e.radius,n};var B=new e;p.distanceSquaredTo=function(t,n){r.typeOf.object("sphere",t),r.typeOf.object("cartesian",n);var i=e.subtract(t.center,n,B);return e.magnitudeSquared(i)-t.radius*t.radius},p.transformWithoutScale=function(e,t,n){return r.typeOf.object("sphere",e),r.typeOf.object("transform",t),i(n)||(n=new p),n.center=f.multiplyByPoint(t,e.center,n.center),n.radius=e.radius,n};var z=new e;p.computePlaneDistances=function(t,n,a,o){r.typeOf.object("sphere",t),r.typeOf.object("position",n),r.typeOf.object("direction",a),i(o)||(o=new s);var u=e.subtract(t.center,n,z),c=e.dot(a,u);return o.start=c-t.radius,o.stop=c+t.radius,o};for(var q=new e,j=new e,G=new e,V=new e,X=new e,W=new t,H=new Array(8),k=0;8>k;++k)H[k]=new e;var Y=new o;return p.projectTo2D=function(t,i,a){r.typeOf.object("sphere",t),i=n(i,Y);var o=i.ellipsoid,u=t.center,s=t.radius,c=o.geodeticSurfaceNormal(u,q),f=e.cross(e.UNIT_Z,c,j);e.normalize(f,f);var l=e.cross(c,f,G);e.normalize(l,l),e.multiplyByScalar(c,s,c),e.multiplyByScalar(l,s,l),e.multiplyByScalar(f,s,f);var d=e.negate(l,X),y=e.negate(f,V),h=H,E=h[0];e.add(c,l,E),e.add(E,f,E),E=h[1],e.add(c,l,E),e.add(E,y,E),E=h[2],e.add(c,d,E),e.add(E,y,E),E=h[3],e.add(c,d,E),e.add(E,f,E),e.negate(c,c),E=h[4],e.add(c,l,E),e.add(E,f,E),E=h[5],e.add(c,l,E),e.add(E,y,E),E=h[6],e.add(c,d,E),e.add(E,y,E),E=h[7],e.add(c,d,E),e.add(E,f,E);for(var m=h.length,O=0;m>O;++O){var T=h[O];e.add(u,T,T);var _=o.cartesianToCartographic(T,W);i.project(_,T)}a=p.fromPoints(h,a),u=a.center;var R=u.x,v=u.y,b=u.z;return u.x=b,u.y=R,u.z=v,a},p.isOccluded=function(e,t){return r.typeOf.object("sphere",e),r.typeOf.object("occluder",t),!t.isBoundingSphereVisible(e)},p.equals=function(t,r){return t===r||i(t)&&i(r)&&e.equals(t.center,r.center)&&t.radius===r.radius},p.prototype.intersectPlane=function(e){return p.intersectPlane(this,e)},p.prototype.distanceSquaredTo=function(e){return p.distanceSquaredTo(this,e)},p.prototype.computePlaneDistances=function(e,t,r){return 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t=document.body;if("function"==typeof t.requestFullscreen)return n.requestFullscreen="requestFullscreen",n.exitFullscreen="exitFullscreen",n.fullscreenEnabled="fullscreenEnabled",n.fullscreenElement="fullscreenElement",n.fullscreenchange="fullscreenchange",n.fullscreenerror="fullscreenerror",r=!0;for(var i,a=["webkit","moz","o","ms","khtml"],o=0,u=a.length;u>o;++o){var s=a[o];i=s+"RequestFullscreen","function"==typeof t[i]?(n.requestFullscreen=i,r=!0):(i=s+"RequestFullScreen","function"==typeof t[i]&&(n.requestFullscreen=i,r=!0)),i=s+"ExitFullscreen","function"==typeof document[i]?n.exitFullscreen=i:(i=s+"CancelFullScreen","function"==typeof document[i]&&(n.exitFullscreen=i)),i=s+"FullscreenEnabled",void 0!==document[i]?n.fullscreenEnabled=i:(i=s+"FullScreenEnabled",void 0!==document[i]&&(n.fullscreenEnabled=i)),i=s+"FullscreenElement",void 0!==document[i]?n.fullscreenElement=i:(i=s+"FullScreenElement",void 0!==document[i]&&(n.fullscreenElement=i)),i=s+"fullscreenchange",void 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5713,LOW_FLOAT:36336,MEDIUM_FLOAT:36337,HIGH_FLOAT:36338,LOW_INT:36339,MEDIUM_INT:36340,HIGH_INT:36341,FRAMEBUFFER:36160,RENDERBUFFER:36161,RGBA4:32854,RGB5_A1:32855,RGB565:36194,DEPTH_COMPONENT16:33189,STENCIL_INDEX:6401,STENCIL_INDEX8:36168,DEPTH_STENCIL:34041,RENDERBUFFER_WIDTH:36162,RENDERBUFFER_HEIGHT:36163,RENDERBUFFER_INTERNAL_FORMAT:36164,RENDERBUFFER_RED_SIZE:36176,RENDERBUFFER_GREEN_SIZE:36177,RENDERBUFFER_BLUE_SIZE:36178,RENDERBUFFER_ALPHA_SIZE:36179,RENDERBUFFER_DEPTH_SIZE:36180,RENDERBUFFER_STENCIL_SIZE:36181,FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE:36048,FRAMEBUFFER_ATTACHMENT_OBJECT_NAME:36049,FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL:36050,FRAMEBUFFER_ATTACHMENT_TEXTURE_CUBE_MAP_FACE:36051,COLOR_ATTACHMENT0:36064,DEPTH_ATTACHMENT:36096,STENCIL_ATTACHMENT:36128,DEPTH_STENCIL_ATTACHMENT:33306,NONE:0,FRAMEBUFFER_COMPLETE:36053,FRAMEBUFFER_INCOMPLETE_ATTACHMENT:36054,FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:36055,FRAMEBUFFER_INCOMPLETE_DIMENSIONS:36057,FRAMEBUFFER_UNSUPPORTED:36061,FRAMEBUFFER_BINDING:36006,RENDERBUFFER_BINDING:36007,MAX_RENDERBUFFER_SIZE:34024,INVALID_FRAMEBUFFER_OPERATION:1286,UNPACK_FLIP_Y_WEBGL:37440,UNPACK_PREMULTIPLY_ALPHA_WEBGL:37441,CONTEXT_LOST_WEBGL:37442,UNPACK_COLORSPACE_CONVERSION_WEBGL:37443,BROWSER_DEFAULT_WEBGL:37444,COMPRESSED_RGB_S3TC_DXT1_EXT:33776,COMPRESSED_RGBA_S3TC_DXT1_EXT:33777,COMPRESSED_RGBA_S3TC_DXT3_EXT:33778,COMPRESSED_RGBA_S3TC_DXT5_EXT:33779,COMPRESSED_RGB_PVRTC_4BPPV1_IMG:35840,COMPRESSED_RGB_PVRTC_2BPPV1_IMG:35841,COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:35842,COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:35843,COMPRESSED_RGB_ETC1_WEBGL:36196,DOUBLE:5130,READ_BUFFER:3074,UNPACK_ROW_LENGTH:3314,UNPACK_SKIP_ROWS:3315,UNPACK_SKIP_PIXELS:3316,PACK_ROW_LENGTH:3330,PACK_SKIP_ROWS:3331,PACK_SKIP_PIXELS:3332,COLOR:6144,DEPTH:6145,STENCIL:6146,RED:6403,RGB8:32849,RGBA8:32856,RGB10_A2:32857,TEXTURE_BINDING_3D:32874,UNPACK_SKIP_IMAGES:32877,UNPACK_IMAGE_HEIGHT:32878,TEXTURE_3D:32879,TEXTURE_WRAP_R:32882,MAX_3D_TEXTURE_SIZE:32883,UNSIGNED_INT_2_10_10_10_REV:33640,MAX_ELEMENTS_VERTICES:33e3,MAX_ELEMENTS_INDICES:33001,TEXTURE_MIN_LOD:33082,TEXTURE_MAX_LOD:33083,TEXTURE_BASE_LEVEL:33084,TEXTURE_MAX_LEVEL:33085,MIN:32775,MAX:32776,DEPTH_COMPONENT24:33190,MAX_TEXTURE_LOD_BIAS:34045,TEXTURE_COMPARE_MODE:34892,TEXTURE_COMPARE_FUNC:34893,CURRENT_QUERY:34917,QUERY_RESULT:34918,QUERY_RESULT_AVAILABLE:34919,STREAM_READ:35041,STREAM_COPY:35042,STATIC_READ:35045,STATIC_COPY:35046,DYNAMIC_READ:35049,DYNAMIC_COPY:35050,MAX_DRAW_BUFFERS:34852,DRAW_BUFFER0:34853,DRAW_BUFFER1:34854,DRAW_BUFFER2:34855,DRAW_BUFFER3:34856,DRAW_BUFFER4:34857,DRAW_BUFFER5:34858,DRAW_BUFFER6:34859,DRAW_BUFFER7:34860,DRAW_BUFFER8:34861,DRAW_BUFFER9:34862,DRAW_BUFFER10:34863,DRAW_BUFFER11:34864,DRAW_BUFFER12:34865,DRAW_BUFFER13:34866,DRAW_BUFFER14:34867,DRAW_BUFFER15:34868,MAX_FRAGMENT_UNIFORM_COMPONENTS:35657,MAX_VERTEX_UNIFORM_COMPONENTS:35658,SAMPLER_3D:35679,SAMPLER_2D_SHADOW:35682,FRAGMENT_SHADER_DERIVATIVE_HINT:35723,PIXEL_PACK_BUFFER:35051,PIXEL_UNPACK_BUFFER:35052,PIXEL_PACK_BUFFER_BINDING:35053,PIXEL_UNPACK_BUFFER_BINDING:35055,FLOAT_MAT2x3:35685,FLOAT_MAT2x4:35686,FLOAT_MAT3x2:35687,FLOAT_MAT3x4:35688,FLOAT_MAT4x2:35689,FLOAT_MAT4x3:35690,SRGB:35904,SRGB8:35905,SRGB8_ALPHA8:35907,COMPARE_REF_TO_TEXTURE:34894,RGBA32F:34836,RGB32F:34837,RGBA16F:34842,RGB16F:34843,VERTEX_ATTRIB_ARRAY_INTEGER:35069,MAX_ARRAY_TEXTURE_LAYERS:35071,MIN_PROGRAM_TEXEL_OFFSET:35076,MAX_PROGRAM_TEXEL_OFFSET:35077,MAX_VARYING_COMPONENTS:35659,TEXTURE_2D_ARRAY:35866,TEXTURE_BINDING_2D_ARRAY:35869,R11F_G11F_B10F:35898,UNSIGNED_INT_10F_11F_11F_REV:35899,RGB9_E5:35901,UNSIGNED_INT_5_9_9_9_REV:35902,TRANSFORM_FEEDBACK_BUFFER_MODE:35967,MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS:35968,TRANSFORM_FEEDBACK_VARYINGS:35971,TRANSFORM_FEEDBACK_BUFFER_START:35972,TRANSFORM_FEEDBACK_BUFFER_SIZE:35973,TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN:35976,RASTERIZER_DISCARD:35977,MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS:35978,MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS:35979,INTERLEAVED_ATTRIBS:35980,SEPARATE_ATTRIBS:35981,TRANSFORM_FEEDBACK_BUFFER:35982,TRANSFORM_FEEDBACK_BUFFER_BINDING:35983,RGBA32UI:36208,RGB32UI:36209,RGBA16UI:36214,RGB16UI:36215,RGBA8UI:36220,RGB8UI:36221,RGBA32I:36226,RGB32I:36227,RGBA16I:36232,RGB16I:36233,RGBA8I:36238,RGB8I:36239,RED_INTEGER:36244,RGB_INTEGER:36248,RGBA_INTEGER:36249,SAMPLER_2D_ARRAY:36289,SAMPLER_2D_ARRAY_SHADOW:36292,SAMPLER_CUBE_SHADOW:36293,UNSIGNED_INT_VEC2:36294,UNSIGNED_INT_VEC3:36295,UNSIGNED_INT_VEC4:36296,INT_SAMPLER_2D:36298,INT_SAMPLER_3D:36299,INT_SAMPLER_CUBE:36300,INT_SAMPLER_2D_ARRAY:36303,UNSIGNED_INT_SAMPLER_2D:36306,UNSIGNED_INT_SAMPLER_3D:36307,UNSIGNED_INT_SAMPLER_CUBE:36308,UNSIGNED_INT_SAMPLER_2D_ARRAY:36311,DEPTH_COMPONENT32F:36012,DEPTH32F_STENCIL8:36013,FLOAT_32_UNSIGNED_INT_24_8_REV:36269,FRAMEBUFFER_ATTACHMENT_COLOR_ENCODING:33296,FRAMEBUFFER_ATTACHMENT_COMPONENT_TYPE:33297,FRAMEBUFFER_ATTACHMENT_RED_SIZE:33298,FRAMEBUFFER_ATTACHMENT_GREEN_SIZE:33299,FRAMEBUFFER_ATTACHMENT_BLUE_SIZE:33300,FRAMEBUFFER_ATTACHMENT_ALPHA_SIZE:33301,FRAMEBUFFER_ATTACHMENT_DEPTH_SIZE:33302,FRAMEBUFFER_ATTACHMENT_STENCIL_SIZE:33303,FRAMEBUFFER_DEFAULT:33304,UNSIGNED_INT_24_8:34042,DEPTH24_STENCIL8:35056,UNSIGNED_NORMALIZED:35863,DRAW_FRAMEBUFFER_BINDING:36006,READ_FRAMEBUFFER:36008,DRAW_FRAMEBUFFER:36009,READ_FRAMEBUFFER_BINDING:36010,RENDERBUFFER_SAMPLES:36011,FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER:36052,MAX_COLOR_ATTACHMENTS:36063,COLOR_ATTACHMENT1:36065,COLOR_ATTACHMENT2:36066,COLOR_ATTACHMENT3:36067,COLOR_ATTACHMENT4:36068,COLOR_ATTACHMENT5:36069,COLOR_ATTACHMENT6:36070,COLOR_ATTACHMENT7:36071,COLOR_ATTACHMENT8:36072,COLOR_ATTACHMENT9:36073,COLOR_ATTACHMENT10:36074,COLOR_ATTACHMENT11:36075,COLOR_ATTACHMENT12:36076,COLOR_ATTACHMENT13:36077,COLOR_ATTACHMENT14:36078,COLOR_ATTACHMENT15:36079,FRAMEBUFFER_INCOMPLETE_MULTISAMPLE:36182,MAX_SAMPLES:36183,HALF_FLOAT:5131,RG:33319,RG_INTEGER:33320,R8:33321,RG8:33323,R16F:33325,R32F:33326,RG16F:33327,RG32F:33328,R8I:33329,R8UI:33330,R16I:33331,R16UI:33332,R32I:33333,R32UI:33334,RG8I:33335,RG8UI:33336,RG16I:33337,RG16UI:33338,RG32I:33339,RG32UI:33340,VERTEX_ARRAY_BINDING:34229,R8_SNORM:36756,RG8_SNORM:36757,RGB8_SNORM:36758,RGBA8_SNORM:36759,SIGNED_NORMALIZED:36764,COPY_READ_BUFFER:36662,COPY_WRITE_BUFFER:36663,COPY_READ_BUFFER_BINDING:36662,COPY_WRITE_BUFFER_BINDING:36663,UNIFORM_BUFFER:35345,UNIFORM_BUFFER_BINDING:35368,UNIFORM_BUFFER_START:35369,UNIFORM_BUFFER_SIZE:35370,MAX_VERTEX_UNIFORM_BLOCKS:35371,MAX_FRAGMENT_UNIFORM_BLOCKS:35373,MAX_COMBINED_UNIFORM_BLOCKS:35374,MAX_UNIFORM_BUFFER_BINDINGS:35375,MAX_UNIFORM_BLOCK_SIZE:35376,MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS:35377,MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS:35379,UNIFORM_BUFFER_OFFSET_ALIGNMENT:35380,ACTIVE_UNIFORM_BLOCKS:35382,UNIFORM_TYPE:35383,UNIFORM_SIZE:35384,UNIFORM_BLOCK_INDEX:35386,UNIFORM_OFFSET:35387,UNIFORM_ARRAY_STRIDE:35388,UNIFORM_MATRIX_STRIDE:35389,UNIFORM_IS_ROW_MAJOR:35390,UNIFORM_BLOCK_BINDING:35391,UNIFORM_BLOCK_DATA_SIZE:35392,UNIFORM_BLOCK_ACTIVE_UNIFORMS:35394,UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES:35395,UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER:35396,UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER:35398,INVALID_INDEX:4294967295,MAX_VERTEX_OUTPUT_COMPONENTS:37154,MAX_FRAGMENT_INPUT_COMPONENTS:37157,MAX_SERVER_WAIT_TIMEOUT:37137,OBJECT_TYPE:37138,SYNC_CONDITION:37139,SYNC_STATUS:37140,SYNC_FLAGS:37141,SYNC_FENCE:37142,SYNC_GPU_COMMANDS_COMPLETE:37143,UNSIGNALED:37144,SIGNALED:37145,ALREADY_SIGNALED:37146,TIMEOUT_EXPIRED:37147,CONDITION_SATISFIED:37148,WAIT_FAILED:37149,SYNC_FLUSH_COMMANDS_BIT:1,VERTEX_ATTRIB_ARRAY_DIVISOR:35070,ANY_SAMPLES_PASSED:35887,ANY_SAMPLES_PASSED_CONSERVATIVE:36202,SAMPLER_BINDING:35097,RGB10_A2UI:36975,INT_2_10_10_10_REV:36255,TRANSFORM_FEEDBACK:36386,TRANSFORM_FEEDBACK_PAUSED:36387,TRANSFORM_FEEDBACK_ACTIVE:36388,TRANSFORM_FEEDBACK_BINDING:36389,COMPRESSED_R11_EAC:37488,COMPRESSED_SIGNED_R11_EAC:37489,COMPRESSED_RG11_EAC:37490,COMPRESSED_SIGNED_RG11_EAC:37491,COMPRESSED_RGB8_ETC2:37492,COMPRESSED_SRGB8_ETC2:37493,COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:37494,COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:37495,COMPRESSED_RGBA8_ETC2_EAC:37496,COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:37497,TEXTURE_IMMUTABLE_FORMAT:37167,MAX_ELEMENT_INDEX:36203,TEXTURE_IMMUTABLE_LEVELS:33503,MAX_TEXTURE_MAX_ANISOTROPY_EXT:34047};return e(t)}),define("Core/ComponentDatatype",["./defaultValue","./defined","./DeveloperError","./FeatureDetection","./freezeObject","./WebGLConstants"],function(e,t,r,n,i,a){"use strict";if(!n.supportsTypedArrays())return{};var o={BYTE:a.BYTE,UNSIGNED_BYTE:a.UNSIGNED_BYTE,SHORT:a.SHORT,UNSIGNED_SHORT:a.UNSIGNED_SHORT,INT:a.INT,UNSIGNED_INT:a.UNSIGNED_INT,FLOAT:a.FLOAT,DOUBLE:a.DOUBLE};return o.getSizeInBytes=function(e){if(!t(e))throw new r("value is required.");switch(e){case o.BYTE:return Int8Array.BYTES_PER_ELEMENT;case o.UNSIGNED_BYTE:return Uint8Array.BYTES_PER_ELEMENT;case o.SHORT:return Int16Array.BYTES_PER_ELEMENT;case o.UNSIGNED_SHORT:return Uint16Array.BYTES_PER_ELEMENT;case o.INT:return Int32Array.BYTES_PER_ELEMENT;case o.UNSIGNED_INT:return Uint32Array.BYTES_PER_ELEMENT;case o.FLOAT:return Float32Array.BYTES_PER_ELEMENT;case o.DOUBLE:return Float64Array.BYTES_PER_ELEMENT;default:throw new r("componentDatatype is not a valid value.")}},o.fromTypedArray=function(e){return e instanceof Int8Array?o.BYTE:e instanceof Uint8Array?o.UNSIGNED_BYTE:e instanceof Int16Array?o.SHORT:e instanceof Uint16Array?o.UNSIGNED_SHORT:e instanceof Int32Array?o.INT:e instanceof Uint32Array?o.UNSIGNED_INT:e instanceof Float32Array?o.FLOAT:e instanceof Float64Array?o.DOUBLE:void 0;
  },o.validate=function(e){return t(e)&&(e===o.BYTE||e===o.UNSIGNED_BYTE||e===o.SHORT||e===o.UNSIGNED_SHORT||e===o.INT||e===o.UNSIGNED_INT||e===o.FLOAT||e===o.DOUBLE)},o.createTypedArray=function(e,n){if(!t(e))throw new r("componentDatatype is required.");if(!t(n))throw new r("valuesOrLength is required.");switch(e){case o.BYTE:return new Int8Array(n);case o.UNSIGNED_BYTE:return new Uint8Array(n);case o.SHORT:return new Int16Array(n);case o.UNSIGNED_SHORT:return new Uint16Array(n);case o.INT:return new Int32Array(n);case o.UNSIGNED_INT:return new Uint32Array(n);case o.FLOAT:return new Float32Array(n);case o.DOUBLE:return new Float64Array(n);default:throw new r("componentDatatype is not a valid value.")}},o.createArrayBufferView=function(n,i,a,u){if(!t(n))throw new r("componentDatatype is required.");if(!t(i))throw new r("buffer is required.");switch(a=e(a,0),u=e(u,(i.byteLength-a)/o.getSizeInBytes(n)),n){case o.BYTE:return new Int8Array(i,a,u);case o.UNSIGNED_BYTE:return new Uint8Array(i,a,u);case o.SHORT:return new Int16Array(i,a,u);case o.UNSIGNED_SHORT:return new Uint16Array(i,a,u);case o.INT:return new Int32Array(i,a,u);case o.UNSIGNED_INT:return new Uint32Array(i,a,u);case o.FLOAT:return new Float32Array(i,a,u);case o.DOUBLE:return new Float64Array(i,a,u);default:throw new r("componentDatatype is not a valid value.")}},o.fromName=function(e){switch(e){case"BYTE":return o.BYTE;case"UNSIGNED_BYTE":return o.UNSIGNED_BYTE;case"SHORT":return o.SHORT;case"UNSIGNED_SHORT":return o.UNSIGNED_SHORT;case"INT":return o.INT;case"UNSIGNED_INT":return o.UNSIGNED_INT;case"FLOAT":return o.FLOAT;case"DOUBLE":return o.DOUBLE;default:throw new r("name is not a valid value.")}},i(o)}),define("Core/GeometryType",["./freezeObject"],function(e){"use strict";var t={NONE:0,TRIANGLES:1,LINES:2,POLYLINES:3};return e(t)}),define("Core/PrimitiveType",["./freezeObject","./WebGLConstants"],function(e,t){"use strict";var r={POINTS:t.POINTS,LINES:t.LINES,LINE_LOOP:t.LINE_LOOP,LINE_STRIP:t.LINE_STRIP,TRIANGLES:t.TRIANGLES,TRIANGLE_STRIP:t.TRIANGLE_STRIP,TRIANGLE_FAN:t.TRIANGLE_FAN,validate:function(e){return e===r.POINTS||e===r.LINES||e===r.LINE_LOOP||e===r.LINE_STRIP||e===r.TRIANGLES||e===r.TRIANGLE_STRIP||e===r.TRIANGLE_FAN}};return e(r)}),define("Core/Geometry",["./Check","./defaultValue","./defined","./DeveloperError","./GeometryType","./PrimitiveType"],function(e,t,r,n,i,a){"use strict";function o(r){r=t(r,t.EMPTY_OBJECT),e.typeOf.object("options.attributes",r.attributes),this.attributes=r.attributes,this.indices=r.indices,this.primitiveType=t(r.primitiveType,a.TRIANGLES),this.boundingSphere=r.boundingSphere,this.geometryType=t(r.geometryType,i.NONE),this.boundingSphereCV=r.boundingSphereCV}return o.computeNumberOfVertices=function(t){e.typeOf.object("geometry",t);var i=-1;for(var a in t.attributes)if(t.attributes.hasOwnProperty(a)&&r(t.attributes[a])&&r(t.attributes[a].values)){var o=t.attributes[a],u=o.values.length/o.componentsPerAttribute;if(i!==u&&-1!==i)throw new n("All attribute lists must have the same number of attributes.");i=u}return i},o}),define("Core/GeometryAttribute",["./defaultValue","./defined","./DeveloperError"],function(e,t,r){"use strict";function n(n){if(n=e(n,e.EMPTY_OBJECT),!t(n.componentDatatype))throw new r("options.componentDatatype is required.");if(!t(n.componentsPerAttribute))throw new r("options.componentsPerAttribute is required.");if(n.componentsPerAttribute<1||n.componentsPerAttribute>4)throw new r("options.componentsPerAttribute must be between 1 and 4.");if(!t(n.values))throw new r("options.values is required.");this.componentDatatype=n.componentDatatype,this.componentsPerAttribute=n.componentsPerAttribute,this.normalize=e(n.normalize,!1),this.values=n.values}return n}),define("Core/GeometryAttributes",["./defaultValue"],function(e){"use strict";function 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N,S;0===T&&0===y?(N=0,S=0):r.sign(T)===r.sign(y)?(N=T+y,S=E/N):(S=T-y,N=E/S);var I,M;0===_&&0===h?(I=0,M=0):r.sign(_)===r.sign(h)?(I=_+h,M=o/I):(M=_-h,I=o/M);var x=n.computeRealRoots(1,N,I),C=n.computeRealRoots(1,S,M);if(0!==x.length)return 0!==C.length?x[1]<=C[0]?[x[0],x[1],C[0],C[1]]:C[1]<=x[0]?[C[0],C[1],x[0],x[1]]:x[0]>=C[0]&&x[1]<=C[1]?[C[0],x[0],x[1],C[1]]:C[0]>=x[0]&&C[1]<=x[1]?[x[0],C[0],C[1],x[1]]:x[0]>C[0]&&x[0]<C[1]?[C[0],x[0],C[1],x[1]]:[x[0],C[0],x[1],C[1]]:x;if(0!==C.length)return C}return[]}var o={};return o.computeDiscriminant=function(e,r,n,i,a){if("number"!=typeof e)throw new t("a is a required number.");if("number"!=typeof r)throw new t("b is a required number.");if("number"!=typeof n)throw new t("c is a required number.");if("number"!=typeof i)throw new t("d is a required number.");if("number"!=typeof a)throw new t("e is a required number.");var o=e*e,u=o*e,s=r*r,c=s*r,f=n*n,l=f*n,p=i*i,d=p*i,y=a*a,h=y*a,E=s*f*p-4*c*d-4*e*l*p+18*e*r*n*d-27*o*p*p+256*u*h+a*(18*c*n*i-4*s*l+16*e*f*f-80*e*r*f*i-6*e*s*p+144*o*n*p)+y*(144*e*s*n-27*s*s-128*o*f-192*o*r*i);return E},o.computeRealRoots=function(n,o,u,s,c){if("number"!=typeof n)throw new t("a is a required number.");if("number"!=typeof o)throw new t("b is a required number.");if("number"!=typeof u)throw new t("c is a required number.");if("number"!=typeof s)throw new t("d is a required number.");if("number"!=typeof c)throw new t("e is a required number.");if(Math.abs(n)<r.EPSILON15)return e.computeRealRoots(o,u,s,c);var f=o/n,l=u/n,p=s/n,d=c/n,y=0>f?1:0;switch(y+=0>l?y+1:y,y+=0>p?y+1:y,y+=0>d?y+1:y){case 0:return i(f,l,p,d);case 1:return a(f,l,p,d);case 2:return a(f,l,p,d);case 3:return i(f,l,p,d);case 4:return i(f,l,p,d);case 5:return a(f,l,p,d);case 6:return i(f,l,p,d);case 7:return i(f,l,p,d);case 8:return a(f,l,p,d);case 9:return i(f,l,p,d);case 10:return i(f,l,p,d);case 11:return a(f,l,p,d);case 12:return i(f,l,p,d);case 13:return i(f,l,p,d);case 14:return i(f,l,p,d);case 15:return i(f,l,p,d);default:return}},o}),define("Core/Ray",["./Cartesian3","./defaultValue","./defined","./DeveloperError"],function(e,t,r,n){"use strict";function i(r,n){n=e.clone(t(n,e.ZERO)),e.equals(n,e.ZERO)||e.normalize(n,n),this.origin=e.clone(t(r,e.ZERO)),this.direction=n}return i.getPoint=function(t,i,a){if(!r(t))throw new n("ray is requred");if("number"!=typeof i)throw new n("t is a required number");return r(a)||(a=new e),a=e.multiplyByScalar(t.direction,i,a),e.add(t.origin,a,a)},i}),define("Core/IntersectionTests",["./Cartesian3","./Cartographic","./defaultValue","./defined","./DeveloperError","./Interval","./Math","./Matrix3","./QuadraticRealPolynomial","./QuarticRealPolynomial","./Ray"],function(e,t,r,n,i,a,o,u,s,c,f){"use strict";function l(e,t,r,n){var i=t*t-4*e*r;if(!(0>i)){if(i>0){var a=1/(2*e),o=Math.sqrt(i),u=(-t+o)*a,s=(-t-o)*a;return 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e(i,a*v,a*-b)),T.push(new e(i,a*v,a*b))}return T}var A=O*O,w=m*m,g=y*y,N=O*m,S=g+w,I=2*(h*y+N),M=2*E*y+h*h-w+A,x=2*(E*h-N),C=E*E-A;if(0===S&&0===I&&0===M&&0===x)return T;f=c.computeRealRoots(S,I,M,x,C);var P=f.length;if(0===P)return T;for(var L=0;P>L;++L){var U,D=f[L],F=D*D,B=Math.max(1-F,0),z=Math.sqrt(B);U=o.sign(y)===o.sign(E)?d(y*F+E,h*D,o.EPSILON12):o.sign(E)===o.sign(h*D)?d(y*F,h*D+E,o.EPSILON12):d(y*F+h*D,E,o.EPSILON12);var q=d(m*D,O,o.EPSILON15),j=U*q;0>j?T.push(new e(i,a*D,a*z)):j>0?T.push(new e(i,a*D,a*-z)):0!==z?(T.push(new e(i,a*D,a*-z)),T.push(new e(i,a*D,a*z)),++L):T.push(new e(i,a*D,a*z))}return T}var h={};h.rayPlane=function(t,r,a){if(!n(t))throw new i("ray is required.");if(!n(r))throw new i("plane is required.");n(a)||(a=new e);var u=t.origin,s=t.direction,c=r.normal,f=e.dot(c,s);if(!(Math.abs(f)<o.EPSILON15)){var l=(-r.distance-e.dot(c,u))/f;if(!(0>l))return a=e.multiplyByScalar(s,l,a),e.add(u,a,a)}};var E=new e,m=new e,O=new e,T=new e,_=new e;h.rayTriangleParametric=function(t,a,u,s,c){if(!n(t))throw new i("ray is required.");if(!n(a))throw new i("p0 is required.");if(!n(u))throw new i("p1 is required.");if(!n(s))throw new i("p2 is required.");c=r(c,!1);var f,l,p,d,y,h=t.origin,R=t.direction,v=e.subtract(u,a,E),b=e.subtract(s,a,m),A=e.cross(R,b,O),w=e.dot(v,A);if(c){if(w<o.EPSILON6)return;if(f=e.subtract(h,a,T),p=e.dot(f,A),0>p||p>w)return;if(l=e.cross(f,v,_),d=e.dot(R,l),0>d||p+d>w)return;y=e.dot(b,l)/w}else{if(Math.abs(w)<o.EPSILON6)return;var g=1/w;if(f=e.subtract(h,a,T),p=e.dot(f,A)*g,0>p||p>1)return;if(l=e.cross(f,v,_),d=e.dot(R,l)*g,0>d||p+d>1)return;y=e.dot(b,l)*g}return y},h.rayTriangle=function(t,r,i,a,o,u){var s=h.rayTriangleParametric(t,r,i,a,o);if(n(s)&&!(0>s))return n(u)||(u=new e),e.multiplyByScalar(t.direction,s,u),e.add(t.origin,u,u)};var R=new f;h.lineSegmentTriangle=function(t,r,a,o,u,s,c){if(!n(t))throw new i("v0 is required.");if(!n(r))throw new i("v1 is required.");if(!n(a))throw new i("p0 is required.");if(!n(o))throw new i("p1 is required.");if(!n(u))throw new i("p2 is required.");var f=R;e.clone(t,f.origin),e.subtract(r,t,f.direction),e.normalize(f.direction,f.direction);var l=h.rayTriangleParametric(f,a,o,u,s);return!n(l)||0>l||l>e.distance(t,r)?void 0:(n(c)||(c=new e),e.multiplyByScalar(f.direction,l,c),e.add(f.origin,c,c))};var v={root0:0,root1:0};h.raySphere=function(e,t,r){if(!n(e))throw new i("ray is required.");if(!n(t))throw new i("sphere is required.");return r=p(e,t,r),!n(r)||r.stop<0?void 0:(r.start=Math.max(r.start,0),r)};var b=new f;h.lineSegmentSphere=function(t,r,a,o){if(!n(t))throw new i("p0 is required.");if(!n(r))throw new i("p1 is required.");if(!n(a))throw new i("sphere is required.");var u=b;e.clone(t,u.origin);var s=e.subtract(r,t,u.direction),c=e.magnitude(s);return e.normalize(s,s),o=p(u,a,o),!n(o)||o.stop<0||o.start>c?void 0:(o.start=Math.max(o.start,0),o.stop=Math.min(o.stop,c),o)};var A=new e,w=new e;h.rayEllipsoid=function(t,r){if(!n(t))throw new i("ray is required.");if(!n(r))throw new i("ellipsoid is required.");var o,u,s,c,f,l=r.oneOverRadii,p=e.multiplyComponents(l,t.origin,A),d=e.multiplyComponents(l,t.direction,w),y=e.magnitudeSquared(p),h=e.dot(p,d);if(y>1){if(h>=0)return;var E=h*h;if(o=y-1,u=e.magnitudeSquared(d),s=u*o,s>E)return;if(E>s){c=h*h-s,f=-h+Math.sqrt(c);var m=f/u,O=o/f;return O>m?new a(m,O):{start:O,stop:m}}var T=Math.sqrt(o/u);return new a(T,T)}return 1>y?(o=y-1,u=e.magnitudeSquared(d),s=u*o,c=h*h-s,f=-h+Math.sqrt(c),new a(0,f/u)):0>h?(u=e.magnitudeSquared(d),new a(0,-h/u)):void 0};var g=new e,N=new e,S=new e,I=new e,M=new e,x=new u,C=new u,P=new u,L=new u,U=new u,D=new u,F=new u,B=new e,z=new e,q=new t;h.grazingAltitudeLocation=function(t,r){if(!n(t))throw new i("ray is required.");if(!n(r))throw new i("ellipsoid is required.");var a=t.origin,s=t.direction;if(!e.equals(a,e.ZERO)){var c=r.geodeticSurfaceNormal(a,g);if(e.dot(s,c)>=0)return a}var f=n(this.rayEllipsoid(t,r)),l=r.transformPositionToScaledSpace(s,g),p=e.normalize(l,l),d=e.mostOrthogonalAxis(l,I),h=e.normalize(e.cross(d,p,N),N),E=e.normalize(e.cross(p,h,S),S),m=x;m[0]=p.x,m[1]=p.y,m[2]=p.z,m[3]=h.x,m[4]=h.y,m[5]=h.z,m[6]=E.x,m[7]=E.y,m[8]=E.z;var O=u.transpose(m,C),T=u.fromScale(r.radii,P),_=u.fromScale(r.oneOverRadii,L),R=U;R[0]=0,R[1]=-s.z,R[2]=s.y,R[3]=s.z,R[4]=0,R[5]=-s.x,R[6]=-s.y,R[7]=s.x,R[8]=0;var v,b,A=u.multiply(u.multiply(O,_,D),R,D),w=u.multiply(u.multiply(A,T,F),m,F),j=u.multiplyByVector(A,a,M),G=y(w,e.negate(j,g),0,0,1),V=G.length;if(V>0){for(var X=e.clone(e.ZERO,z),W=Number.NEGATIVE_INFINITY,H=0;V>H;++H){v=u.multiplyByVector(T,u.multiplyByVector(m,G[H],B),B);var k=e.normalize(e.subtract(v,a,I),I),Y=e.dot(k,s);Y>W&&(W=Y,X=e.clone(v,X))}var Z=r.cartesianToCartographic(X,q);return W=o.clamp(W,0,1),b=e.magnitude(e.subtract(X,a,I))*Math.sqrt(1-W*W),b=f?-b:b,Z.height=b,r.cartographicToCartesian(Z,new e)}};var j=new e;return h.lineSegmentPlane=function(t,r,a,u){if(!n(t))throw new i("endPoint0 is required.");if(!n(r))throw new i("endPoint1 is required.");if(!n(a))throw new i("plane is required.");n(u)||(u=new e);var s=e.subtract(r,t,j),c=a.normal,f=e.dot(c,s);if(!(Math.abs(f)<o.EPSILON6)){var l=e.dot(c,t),p=-(a.distance+l)/f;if(!(0>p||p>1))return e.multiplyByScalar(s,p,u),e.add(t,u,u),u}},h.trianglePlaneIntersection=function(t,r,a,o){if(!(n(t)&&n(r)&&n(a)&&n(o)))throw new i("p0, p1, p2, and plane are required.");var u=o.normal,s=o.distance,c=e.dot(u,t)+s<0,f=e.dot(u,r)+s<0,l=e.dot(u,a)+s<0,p=0;p+=c?1:0,p+=f?1:0,p+=l?1:0;var d,y;if((1===p||2===p)&&(d=new e,y=new e),1===p){if(c)return h.lineSegmentPlane(t,r,o,d),h.lineSegmentPlane(t,a,o,y),{positions:[t,r,a,d,y],indices:[0,3,4,1,2,4,1,4,3]};if(f)return h.lineSegmentPlane(r,a,o,d),h.lineSegmentPlane(r,t,o,y),{positions:[t,r,a,d,y],indices:[1,3,4,2,0,4,2,4,3]};if(l)return h.lineSegmentPlane(a,t,o,d),h.lineSegmentPlane(a,r,o,y),{positions:[t,r,a,d,y],indices:[2,3,4,0,1,4,0,4,3]}}else if(2===p){if(!c)return h.lineSegmentPlane(r,t,o,d),h.lineSegmentPlane(a,t,o,y),{positions:[t,r,a,d,y],indices:[1,2,4,1,4,3,0,3,4]};if(!f)return h.lineSegmentPlane(a,r,o,d),h.lineSegmentPlane(t,r,o,y),{positions:[t,r,a,d,y],indices:[2,0,4,2,4,3,1,3,4]};if(!l)return h.lineSegmentPlane(t,a,o,d),h.lineSegmentPlane(r,a,o,y),{positions:[t,r,a,d,y],indices:[0,1,4,0,4,3,2,3,4]}}},h}),define("Core/Plane",["./Cartesian3","./defined","./DeveloperError","./freezeObject","./Math"],function(e,t,r,n,i){"use strict";function a(n,a){if(!t(n))throw new r("normal is required.");if(!i.equalsEpsilon(e.magnitude(n),1,i.EPSILON6))throw new r("normal must be normalized.");if(!t(a))throw new r("distance is required.");this.normal=e.clone(n),this.distance=a}a.fromPointNormal=function(n,o,u){if(!t(n))throw new r("point is required.");if(!t(o))throw new r("normal is 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v=E[o],b=E[o+1],A=E[o+2],w=i.fromArray(f,3*v),g=i.fromArray(f,3*b),N=i.fromArray(f,3*A),S=W(w,g,N);if(c(S)&&S.positions.length>3)for(var I=S.positions,M=S.indices,x=M.length,C=0;x>C;++C){var P=M[C],L=I[P];L.y<0?(t=O.attributes,r=O.indices,n=T):(t=m.attributes,r=m.indices,n=_),a=K(t,r,n,E,3>P?o+P:-1,L),Z(v,b,A,L,f,l,d,p,y,h,t,a)}else c(S)&&(w=S.positions[0],g=S.positions[1],N=S.positions[2]),w.y<0?(t=O.attributes,r=O.indices,n=T):(t=m.attributes,r=m.indices,n=_),a=K(t,r,n,E,o,w),Z(v,b,A,w,f,l,d,p,y,h,t,a),a=K(t,r,n,E,o+1,g),Z(v,b,A,g,f,l,d,p,y,h,t,a),a=K(t,r,n,E,o+2,N),Z(v,b,A,N,f,l,d,p,y,h,t,a)}Y(e,O,m)}function J(e){var t,r=e.geometry,n=r.attributes,a=n.position.values,o=r.indices,u=k(r),s=k(r),f=o.length,l=[];l.length=a.length/3;var p=[];for(p.length=a.length/3,t=0;t<l.length;++t)l[t]=-1,p[t]=-1;for(t=0;f>t;t+=2){var d=o[t],y=o[t+1],h=i.fromArray(a,3*d,Ne),E=i.fromArray(a,3*y,Se);Math.abs(h.y)<T.EPSILON6&&(h.y<0?h.y=-T.EPSILON6:h.y=T.EPSILON6),Math.abs(E.y)<T.EPSILON6&&(E.y<0?E.y=-T.EPSILON6:E.y=T.EPSILON6);var m=u.attributes,_=u.indices,R=p,v=s.attributes,b=s.indices,A=l,w=O.lineSegmentPlane(h,E,Le,Ie);if(c(w)){var g=i.multiplyByScalar(i.UNIT_Y,5*T.EPSILON9,Ue);h.y<0&&(i.negate(g,g),m=s.attributes,_=s.indices,R=l,v=u.attributes,b=u.indices,A=p);var N=i.add(w,g,De);K(m,_,R,o,t,h),K(m,_,R,o,-1,N),i.negate(g,g),i.add(w,g,N),K(v,b,A,o,-1,N),K(v,b,A,o,t+1,E)}else{var S,I,M;h.y<0?(S=s.attributes,I=s.indices,M=l):(S=u.attributes,I=u.indices,M=p),K(S,I,M,o,t,h),K(S,I,M,o,t+1,E)}}Y(e,s,u)}function $(e){for(var t=e.attributes,r=t.position.values,n=t.prevPosition.values,a=t.nextPosition.values,o=r.length,u=0;o>u;u+=3){var s=i.unpack(r,u,ze);if(!(s.x>0)){var c=i.unpack(n,u,qe);(s.y<0&&c.y>0||s.y>0&&c.y<0)&&(u-3>0?(n[u]=r[u-3],n[u+1]=r[u-2],n[u+2]=r[u-1]):i.pack(s,n,u));var f=i.unpack(a,u,je);(s.y<0&&f.y>0||s.y>0&&f.y<0)&&(o>u+3?(a[u]=r[u+3],a[u+1]=r[u+4],a[u+2]=r[u+5]):i.pack(s,a,u))}}}function ee(e){var t,r,o,u=e.geometry,s=u.attributes,f=s.position.values,l=s.prevPosition.values,p=s.nextPosition.values,d=s.expandAndWidth.values,y=c(s.st)?s.st.values:void 0,h=c(s.color)?s.color.values:void 0,E=c(s.dist)?s.dist.values:void 0,m=k(u),_=k(u),R=!1,v=f.length/3;for(t=0;v>t;t+=4){var b=t,A=t+2,w=i.fromArray(f,3*b,ze),g=i.fromArray(f,3*A,qe);if(Math.abs(w.y)<Ye)for(w.y=Ye*(g.y<0?-1:1),f[3*t+1]=w.y,f[3*(t+1)+1]=w.y,r=3*b;3*b+12>r;r+=3)l[r]=f[3*t],l[r+1]=f[3*t+1],l[r+2]=f[3*t+2];if(Math.abs(g.y)<Ye)for(g.y=Ye*(w.y<0?-1:1),f[3*(t+2)+1]=g.y,f[3*(t+3)+1]=g.y,r=3*b;3*b+12>r;r+=3)p[r]=f[3*(t+2)],p[r+1]=f[3*(t+2)+1],p[r+2]=f[3*(t+2)+2];var N=m.attributes,S=m.indices,I=_.attributes,M=_.indices,x=O.lineSegmentPlane(w,g,Le,Ge);if(c(x)){R=!0;var C=i.multiplyByScalar(i.UNIT_Y,ke,Ve);w.y<0&&(i.negate(C,C),N=_.attributes,S=_.indices,I=m.attributes,M=m.indices);var P=i.add(x,C,Xe);N.position.values.push(w.x,w.y,w.z,w.x,w.y,w.z),N.position.values.push(P.x,P.y,P.z),N.position.values.push(P.x,P.y,P.z),N.prevPosition.values.push(l[3*b],l[3*b+1],l[3*b+2]),N.prevPosition.values.push(l[3*b+3],l[3*b+4],l[3*b+5]),N.prevPosition.values.push(w.x,w.y,w.z,w.x,w.y,w.z),N.nextPosition.values.push(P.x,P.y,P.z),N.nextPosition.values.push(P.x,P.y,P.z),N.nextPosition.values.push(P.x,P.y,P.z),N.nextPosition.values.push(P.x,P.y,P.z),i.negate(C,C),i.add(x,C,P),I.position.values.push(P.x,P.y,P.z),I.position.values.push(P.x,P.y,P.z),I.position.values.push(g.x,g.y,g.z,g.x,g.y,g.z),I.prevPosition.values.push(P.x,P.y,P.z),I.prevPosition.values.push(P.x,P.y,P.z),I.prevPosition.values.push(P.x,P.y,P.z),I.prevPosition.values.push(P.x,P.y,P.z),I.nextPosition.values.push(g.x,g.y,g.z,g.x,g.y,g.z),I.nextPosition.values.push(p[3*A],p[3*A+1],p[3*A+2]),I.nextPosition.values.push(p[3*A+3],p[3*A+4],p[3*A+5]);var L=n.fromArray(d,2*b,Fe),U=Math.abs(L.y);N.expandAndWidth.values.push(-1,U,1,U),N.expandAndWidth.values.push(-1,-U,1,-U),I.expandAndWidth.values.push(-1,U,1,U),I.expandAndWidth.values.push(-1,-U,1,-U);var D=i.magnitudeSquared(i.subtract(x,w,je));if(D/=i.magnitudeSquared(i.subtract(g,w,je)),c(h)){var F=a.fromArray(h,4*b,He),B=a.fromArray(h,4*A,He),z=T.lerp(F.x,B.x,D),q=T.lerp(F.y,B.y,D),j=T.lerp(F.z,B.z,D),G=T.lerp(F.w,B.w,D);for(r=4*b;4*b+8>r;++r)N.color.values.push(h[r]);for(N.color.values.push(z,q,j,G),N.color.values.push(z,q,j,G),I.color.values.push(z,q,j,G),I.color.values.push(z,q,j,G),r=4*A;4*A+8>r;++r)I.color.values.push(h[r])}if(c(y)){var V=n.fromArray(y,2*b,Fe),X=n.fromArray(y,2*(t+3),Be),W=T.lerp(V.x,X.x,D);for(r=2*b;2*b+4>r;++r)N.st.values.push(y[r]);for(N.st.values.push(W,V.y),N.st.values.push(W,X.y),I.st.values.push(W,V.y),I.st.values.push(W,X.y),r=2*A;2*A+4>r;++r)I.st.values.push(y[r])}if(c(E)){var H=i.fromArray(E,3*b,We),Z=i.fromArray(E,3*A,We),K=T.lerp(H.x,Z.x,D);for(r=3*b;3*b+6>r;++r)N.dist.values.push(E[r]);for(N.dist.values.push(K,H.y,H.z),N.dist.values.push(K,H.y,H.z),I.dist.values.push(K,Z.y,Z.z),I.dist.values.push(K,Z.y,Z.z),r=3*A;3*A+6>r;++r)I.dist.values.push(E[r])}o=N.position.values.length/3-4,S.push(o,o+2,o+1),S.push(o+1,o+2,o+3),o=I.position.values.length/3-4,M.push(o,o+2,o+1),M.push(o+1,o+2,o+3)}else{var Q,J;for(w.y<0?(Q=_.attributes,J=_.indices):(Q=m.attributes,J=m.indices),Q.position.values.push(w.x,w.y,w.z),Q.position.values.push(w.x,w.y,w.z),Q.position.values.push(g.x,g.y,g.z),Q.position.values.push(g.x,g.y,g.z),r=3*t;3*t+12>r;++r)Q.prevPosition.values.push(l[r]),Q.nextPosition.values.push(p[r]);for(r=2*t;2*t+8>r;++r)Q.expandAndWidth.values.push(d[r]),c(y)&&Q.st.values.push(y[r]);if(c(h))for(r=4*t;4*t+16>r;++r)Q.color.values.push(h[r]);if(c(E))for(r=3*t;3*t+12>r;++r)Q.dist.values.push(E[r]);o=Q.position.values.length/3-4,J.push(o,o+2,o+1),J.push(o+1,o+2,o+3)}}R&&($(_),$(m)),Y(e,_,m)}var te={};te.toWireframe=function(e){if(!c(e))throw new f("geometry is required.");var t=e.indices;if(c(t)){switch(e.primitiveType){case b.TRIANGLES:e.indices=g(t);break;case b.TRIANGLE_STRIP:e.indices=N(t);break;case b.TRIANGLE_FAN:e.indices=S(t);break;default:throw new f("geometry.primitiveType must be TRIANGLES, TRIANGLE_STRIP, or TRIANGLE_FAN.")}e.primitiveType=b.LINES}return e},te.createLineSegmentsForVectors=function(e,t,n){if(t=s(t,"normal"),!c(e))throw new f("geometry is required.");if(!c(e.attributes.position))throw new f("geometry.attributes.position is required.");if(!c(e.attributes[t]))throw new f("geometry.attributes must have an attribute with the same name as the attributeName parameter, "+t+".");n=s(n,1e4);for(var i=e.attributes.position.values,a=e.attributes[t].values,o=i.length,l=new Float64Array(2*o),p=0,h=0;o>h;h+=3)l[p++]=i[h],l[p++]=i[h+1],l[p++]=i[h+2],l[p++]=i[h]+a[h]*n,l[p++]=i[h+1]+a[h+1]*n,l[p++]=i[h+2]+a[h+2]*n;var E,m=e.boundingSphere;return c(m)&&(E=new r(m.center,m.radius+n)),new d({attributes:{position:new y({componentDatatype:u.DOUBLE,componentsPerAttribute:3,values:l})},primitiveType:b.LINES,boundingSphere:E})},te.createAttributeLocations=function(e){if(!c(e))throw new f("geometry is required.");var t,r=["position","positionHigh","positionLow","position3DHigh","position3DLow","position2DHigh","position2DLow","pickColor","normal","st","tangent","bitangent","extrudeDirection","compressedAttributes"],n=e.attributes,i={},a=0,o=r.length;for(t=0;o>t;++t){var u=r[t];c(n[u])&&(i[u]=a++)}for(var s in n)n.hasOwnProperty(s)&&!c(i[s])&&(i[s]=a++);return i},te.reorderForPreVertexCache=function(e){if(!c(e))throw new f("geometry is required.");var t=d.computeNumberOfVertices(e),r=e.indices;if(c(r)){for(var n=new Int32Array(t),i=0;t>i;i++)n[i]=-1;for(var a,o=r,s=o.length,l=E.createTypedArray(t,s),p=0,y=0,h=0;s>p;)a=n[o[p]],-1!==a?l[y]=a:(a=o[p],n[a]=h,l[y]=h,++h),++p,++y;e.indices=l;var m=e.attributes;for(var O in m)if(m.hasOwnProperty(O)&&c(m[O])&&c(m[O].values)){for(var T=m[O],_=T.values,R=0,v=T.componentsPerAttribute,b=u.createTypedArray(T.componentDatatype,h*v);t>R;){var A=n[R];if(-1!==A)for(var w=0;v>w;w++)b[v*A+w]=_[v*R+w];++R}T.values=b}}return e},te.reorderForPostVertexCache=function(e,t){if(!c(e))throw new f("geometry is required.");var r=e.indices;if(e.primitiveType===b.TRIANGLES&&c(r)){for(var n=r.length,i=0,a=0;n>a;a++)r[a]>i&&(i=r[a]);e.indices=A.tipsify({indices:r,maximumIndex:i,cacheSize:t})}return e},te.fitToUnsignedShortIndices=function(e){if(!c(e))throw new f("geometry is required.");if(c(e.indices)&&e.primitiveType!==b.TRIANGLES&&e.primitiveType!==b.LINES&&e.primitiveType!==b.POINTS)throw new f("geometry.primitiveType must equal to PrimitiveType.TRIANGLES, PrimitiveType.LINES, or PrimitiveType.POINTS.");var t=[],r=d.computeNumberOfVertices(e);if(c(e.indices)&&r>=T.SIXTY_FOUR_KILOBYTES){var n,i=[],a=[],o=0,u=I(e.attributes),s=e.indices,l=s.length;e.primitiveType===b.TRIANGLES?n=3:e.primitiveType===b.LINES?n=2:e.primitiveType===b.POINTS&&(n=1);for(var p=0;l>p;p+=n){for(var y=0;n>y;++y){var h=s[p+y],E=i[h];c(E)||(E=o++,i[h]=E,M(u,e.attributes,h)),a.push(E)}o+n>=T.SIXTY_FOUR_KILOBYTES&&(t.push(new d({attributes:u,indices:a,primitiveType:e.primitiveType,boundingSphere:e.boundingSphere,boundingSphereCV:e.boundingSphereCV})),i=[],a=[],o=0,u=I(e.attributes))}0!==a.length&&t.push(new d({attributes:u,indices:a,primitiveType:e.primitiveType,boundingSphere:e.boundingSphere,boundingSphereCV:e.boundingSphereCV}))}else t.push(e);return t};var re=new i,ne=new o;te.projectTo2D=function(e,t,r,n,a){if(!c(e))throw new f("geometry is required.");if(!c(t))throw new f("attributeName is required.");if(!c(r))throw new f("attributeName3D is required.");if(!c(n))throw new f("attributeName2D is required.");if(!c(e.attributes[t]))throw new f("geometry must have attribute matching the attributeName argument: "+t+".");if(e.attributes[t].componentDatatype!==u.DOUBLE)throw new f("The attribute componentDatatype must be ComponentDatatype.DOUBLE.");var o=e.attributes[t];a=c(a)?a:new p;for(var s=a.ellipsoid,l=o.values,d=new Float64Array(l.length),h=0,E=0;E<l.length;E+=3){var m=i.fromArray(l,E,re),O=s.cartesianToCartographic(m,ne);if(!c(O))throw new f("Could not project point ("+m.x+", "+m.y+", "+m.z+") to 2D.");var T=a.project(O,re);d[h++]=T.x,d[h++]=T.y,d[h++]=T.z}return e.attributes[r]=o,e.attributes[n]=new y({componentDatatype:u.DOUBLE,componentsPerAttribute:3,values:d}),delete e.attributes[t],e};var ie={high:0,low:0};te.encodeAttribute=function(e,t,r,n){if(!c(e))throw new f("geometry is required.");if(!c(t))throw new f("attributeName is required.");if(!c(r))throw new f("attributeHighName is required.");if(!c(n))throw new f("attributeLowName is required.");if(!c(e.attributes[t]))throw new f("geometry must have attribute matching the attributeName argument: "+t+".");if(e.attributes[t].componentDatatype!==u.DOUBLE)throw new f("The attribute componentDatatype must be ComponentDatatype.DOUBLE.");for(var i=e.attributes[t],a=i.values,o=a.length,s=new Float32Array(o),p=new Float32Array(o),d=0;o>d;++d)l.encode(a[d],ie),s[d]=ie.high,p[d]=ie.low;var h=i.componentsPerAttribute;return e.attributes[r]=new y({componentDatatype:u.FLOAT,componentsPerAttribute:h,values:s}),e.attributes[n]=new y({componentDatatype:u.FLOAT,componentsPerAttribute:h,values:p}),delete e.attributes[t],e};var ae=new i,oe=new R,ue=new _;te.transformToWorldCoordinates=function(e){if(!c(e))throw new f("instance is required.");var t=e.modelMatrix;if(R.equals(t,R.IDENTITY))return e;var n=e.geometry.attributes;x(t,n.position),x(t,n.prevPosition),x(t,n.nextPosition),(c(n.normal)||c(n.tangent)||c(n.bitangent))&&(R.inverse(t,oe),R.transpose(oe,oe),R.getRotation(oe,ue),C(ue,n.normal),C(ue,n.tangent),C(ue,n.bitangent));var i=e.geometry.boundingSphere;return c(i)&&(e.geometry.boundingSphere=r.transform(i,t,i)),e.modelMatrix=R.clone(R.IDENTITY),e};var se=new i;te.combineInstances=function(e){if(!c(e)||e.length<1)throw new f("instances is required and must have length greater than zero.");for(var t=[],r=[],n=e.length,i=0;n>i;++i){var a=e[i];c(a.geometry)?t.push(a):c(a.westHemisphereGeometry)&&c(a.eastHemisphereGeometry)&&r.push(a)}var o=[];return t.length>0&&o.push(L(t,"geometry")),r.length>0&&(o.push(L(r,"westHemisphereGeometry")),o.push(L(r,"eastHemisphereGeometry"))),o};var ce=new i,fe=new i,le=new i,pe=new i;te.computeNormal=function(e){if(!c(e))throw new f("geometry is required.");if(!c(e.attributes.position)||!c(e.attributes.position.values))throw new f("geometry.attributes.position.values is required.");if(!c(e.indices))throw new f("geometry.indices is required.");if(e.indices.length<2||e.indices.length%3!==0)throw new f("geometry.indices length must be greater than 0 and be a multiple of 3.");if(e.primitiveType!==b.TRIANGLES)throw new f("geometry.primitiveType must be PrimitiveType.TRIANGLES.");var t,r=e.indices,n=e.attributes,a=n.position.values,o=n.position.values.length/3,s=r.length,l=new Array(o),p=new Array(s/3),d=new Array(s);for(t=0;o>t;t++)l[t]={indexOffset:0,count:0,currentCount:0};var h=0;for(t=0;s>t;t+=3){var E=r[t],m=r[t+1],O=r[t+2],_=3*E,R=3*m,v=3*O;fe.x=a[_],fe.y=a[_+1],fe.z=a[_+2],le.x=a[R],le.y=a[R+1],le.z=a[R+2],pe.x=a[v],pe.y=a[v+1],pe.z=a[v+2],l[E].count++,l[m].count++,l[O].count++,i.subtract(le,fe,le),i.subtract(pe,fe,pe),p[h]=i.cross(le,pe,new i),h++}var A=0;for(t=0;o>t;t++)l[t].indexOffset+=A,A+=l[t].count;h=0;var w;for(t=0;s>t;t+=3){w=l[r[t]];var g=w.indexOffset+w.currentCount;d[g]=h,w.currentCount++,w=l[r[t+1]],g=w.indexOffset+w.currentCount,d[g]=h,w.currentCount++,w=l[r[t+2]],g=w.indexOffset+w.currentCount,d[g]=h,w.currentCount++,h++}var N=new Float32Array(3*o);for(t=0;o>t;t++){var S=3*t;if(w=l[t],i.clone(i.ZERO,ce),w.count>0){for(h=0;h<w.count;h++)i.add(ce,p[d[w.indexOffset+h]],ce);i.equalsEpsilon(i.ZERO,ce,T.EPSILON10)&&i.clone(p[d[w.indexOffset]],ce)}i.equalsEpsilon(i.ZERO,ce,T.EPSILON10)&&(ce.z=1),i.normalize(ce,ce),N[S]=ce.x,N[S+1]=ce.y,N[S+2]=ce.z}return e.attributes.normal=new y({componentDatatype:u.FLOAT,componentsPerAttribute:3,values:N}),e};var de=new i,ye=new i,he=new i;te.computeTangentAndBitangent=function(e){if(!c(e))throw new f("geometry is required.");var t=e.attributes,r=e.indices;if(!c(t.position)||!c(t.position.values))throw new f("geometry.attributes.position.values is required.");if(!c(t.normal)||!c(t.normal.values))throw new f("geometry.attributes.normal.values is required.");if(!c(t.st)||!c(t.st.values))throw new f("geometry.attributes.st.values is required.");if(!c(r))throw new f("geometry.indices is required.");if(r.length<2||r.length%3!==0)throw new f("geometry.indices length must be greater than 0 and be a multiple of 3.");if(e.primitiveType!==b.TRIANGLES)throw new f("geometry.primitiveType must be PrimitiveType.TRIANGLES.");var n,a=e.attributes.position.values,o=e.attributes.normal.values,s=e.attributes.st.values,l=e.attributes.position.values.length/3,p=r.length,d=new Array(3*l);for(n=0;n<d.length;n++)d[n]=0;var h,E,m;for(n=0;p>n;n+=3){var O=r[n],T=r[n+1],_=r[n+2];h=3*O,E=3*T,m=3*_;var R=2*O,v=2*T,A=2*_,w=a[h],g=a[h+1],N=a[h+2],S=s[R],I=s[R+1],M=s[v+1]-I,x=s[A+1]-I,C=1/((s[v]-S)*x-(s[A]-S)*M),P=(x*(a[E]-w)-M*(a[m]-w))*C,L=(x*(a[E+1]-g)-M*(a[m+1]-g))*C,U=(x*(a[E+2]-N)-M*(a[m+2]-N))*C;d[h]+=P,d[h+1]+=L,d[h+2]+=U,d[E]+=P,d[E+1]+=L,d[E+2]+=U,d[m]+=P,d[m+1]+=L,d[m+2]+=U}var D=new Float32Array(3*l),F=new Float32Array(3*l);for(n=0;l>n;n++){h=3*n,E=h+1,m=h+2;var B=i.fromArray(o,h,de),z=i.fromArray(d,h,he),q=i.dot(B,z);i.multiplyByScalar(B,q,ye),i.normalize(i.subtract(z,ye,z),z),D[h]=z.x,D[E]=z.y,D[m]=z.z,i.normalize(i.cross(B,z,z),z),F[h]=z.x,F[E]=z.y,F[m]=z.z}return e.attributes.tangent=new y({componentDatatype:u.FLOAT,componentsPerAttribute:3,values:D}),e.attributes.bitangent=new y({componentDatatype:u.FLOAT,componentsPerAttribute:3,values:F}),e};var Ee=new n,me=new i,Oe=new i,Te=new i,_e=new n;te.compressVertices=function(t){if(!c(t))throw new f("geometry is required.");var r,a,o=t.attributes.extrudeDirection;if(c(o)){var s=o.values;a=s.length/3;var l=new Float32Array(2*a),p=0;for(r=0;a>r;++r)i.fromArray(s,3*r,me),i.equals(me,i.ZERO)?p+=2:(_e=e.octEncodeInRange(me,65535,_e),l[p++]=_e.x,l[p++]=_e.y);return t.attributes.compressedAttributes=new y({componentDatatype:u.FLOAT,componentsPerAttribute:2,values:l}),delete t.attributes.extrudeDirection,t}var d=t.attributes.normal,h=t.attributes.st,E=c(d),m=c(h);if(!E&&!m)return t;var O,T,_,R,v=t.attributes.tangent,b=t.attributes.bitangent,A=c(v),w=c(b);E&&(O=d.values),m&&(T=h.values),A&&(_=v.values),w&&(R=b.values);var g=E?O.length:T.length,N=E?3:2;a=g/N;var S=a,I=m&&E?2:1;I+=A||w?1:0,S*=I;var M=new Float32Array(S),x=0;for(r=0;a>r;++r){m&&(n.fromArray(T,2*r,Ee),M[x++]=e.compressTextureCoordinates(Ee));var C=3*r;E&&c(_)&&c(R)?(i.fromArray(O,C,me),i.fromArray(_,C,Oe),i.fromArray(R,C,Te),e.octPack(me,Oe,Te,Ee),M[x++]=Ee.x,M[x++]=Ee.y):(E&&(i.fromArray(O,C,me),M[x++]=e.octEncodeFloat(me)),A&&(i.fromArray(_,C,me),M[x++]=e.octEncodeFloat(me)),w&&(i.fromArray(R,C,me),M[x++]=e.octEncodeFloat(me)))}return t.attributes.compressedAttributes=new y({componentDatatype:u.FLOAT,componentsPerAttribute:I,values:M}),E&&delete t.attributes.normal,m&&delete t.attributes.st,w&&delete t.attributes.bitangent,A&&delete t.attributes.tangent,t};var Re=new i,ve=new i,be=new i,Ae=new i,we=new i,ge={positions:new Array(7),indices:new Array(9)},Ne=new i,Se=new i,Ie=new i,Me=new i,xe=new n,Ce=new n,Pe=new n,Le=v.fromPointNormal(i.ZERO,i.UNIT_Y),Ue=new i,De=new i,Fe=new n,Be=new n,ze=new i,qe=new i,je=new i,Ge=new i,Ve=new i,Xe=new i,We=new i,He=new a,ke=5*T.EPSILON9,Ye=T.EPSILON6;return te.splitLongitude=function(e){if(!c(e))throw new f("instance is required.");var t=e.geometry,n=t.boundingSphere;if(c(n)){var i=n.center.x-n.radius;if(i>0||r.intersectPlane(n,v.ORIGIN_ZX_PLANE)!==m.INTERSECTING)return e}if(t.geometryType!==h.NONE)switch(t.geometryType){case h.POLYLINES:ee(e);break;case h.TRIANGLES:Q(e);break;case h.LINES:J(e)}else j(t),t.primitiveType===b.TRIANGLES?Q(e):t.primitiveType===b.LINES&&J(e);return e},te}),define("Core/WebMercatorProjection",["./Cartesian3","./Cartographic","./defaultValue","./defined","./defineProperties","./DeveloperError","./Ellipsoid","./Math"],function(e,t,r,n,i,a,o,u){"use strict";function s(e){this._ellipsoid=r(e,o.WGS84),this._semimajorAxis=this._ellipsoid.maximumRadius,this._oneOverSemimajorAxis=1/this._semimajorAxis}return i(s.prototype,{ellipsoid:{get:function(){return this._ellipsoid}}}),s.mercatorAngleToGeodeticLatitude=function(e){return u.PI_OVER_TWO-2*Math.atan(Math.exp(-e))},s.geodeticLatitudeToMercatorAngle=function(e){e>s.MaximumLatitude?e=s.MaximumLatitude:e<-s.MaximumLatitude&&(e=-s.MaximumLatitude);var t=Math.sin(e);return.5*Math.log((1+t)/(1-t))},s.MaximumLatitude=s.mercatorAngleToGeodeticLatitude(Math.PI),s.prototype.project=function(t,r){var i=this._semimajorAxis,a=t.longitude*i,o=s.geodeticLatitudeToMercatorAngle(t.latitude)*i,u=t.height;return n(r)?(r.x=a,r.y=o,r.z=u,r):new e(a,o,u)},s.prototype.unproject=function(e,r){if(!n(e))throw new a("cartesian is required");var i=this._oneOverSemimajorAxis,o=e.x*i,u=s.mercatorAngleToGeodeticLatitude(e.y*i),c=e.z;return n(r)?(r.longitude=o,r.latitude=u,r.height=c,r):new t(o,u,c)},s}),define("Scene/PrimitivePipeline",["../Core/BoundingSphere","../Core/ComponentDatatype","../Core/defined","../Core/DeveloperError","../Core/Ellipsoid","../Core/FeatureDetection","../Core/GeographicProjection","../Core/Geometry","../Core/GeometryAttribute","../Core/GeometryAttributes","../Core/GeometryPipeline","../Core/IndexDatatype","../Core/Matrix4","../Core/WebMercatorProjection"],function(e,t,r,n,i,a,o,u,s,c,f,l,p,d){"use strict";function y(e,t,n){var i,a=!n,o=e.length;if(!a&&o>1){var u=e[0].modelMatrix;for(i=1;o>i;++i)if(!p.equals(u,e[i].modelMatrix)){a=!0;break}}if(a)for(i=0;o>i;++i)r(e[i].geometry)&&f.transformToWorldCoordinates(e[i]);else p.multiplyTransformation(t,e[0].modelMatrix,t)}function h(e,r){var n=e.attributes,i=n.position,a=i.values.length/i.componentsPerAttribute;n.batchId=new s({componentDatatype:t.FLOAT,componentsPerAttribute:1,values:new Float32Array(a)});for(var o=n.batchId.values,u=0;a>u;++u)o[u]=r}function E(e){for(var t=e.length,n=0;t>n;++n){var i=e[n];r(i.geometry)?h(i.geometry,n):r(i.westHemisphereGeometry)&&r(i.eastHemisphereGeometry)&&(h(i.westHemisphereGeometry,n),h(i.eastHemisphereGeometry,n))}}function m(i){var a,o,u,s=i.instances,c=i.projection,l=i.elementIndexUintSupported,p=i.scene3DOnly,d=i.vertexCacheOptimize,h=i.compressVertices,m=i.modelMatrix,O=s.length;for(a=0;O>a;++a)if(r(s[a].geometry)){u=s[a].geometry.primitiveType;break}for(a=1;O>a;++a)if(r(s[a].geometry)&&s[a].geometry.primitiveType!==u)throw new n("All instance geometries must have the same primitiveType.");if(y(s,m,p),!p)for(a=0;O>a;++a)r(s[a].geometry)&&f.splitLongitude(s[a]);if(E(s),d)for(a=0;O>a;++a){var T=s[a];r(T.geometry)?(f.reorderForPostVertexCache(T.geometry),f.reorderForPreVertexCache(T.geometry)):r(T.westHemisphereGeometry)&&r(T.eastHemisphereGeometry)&&(f.reorderForPostVertexCache(T.westHemisphereGeometry),f.reorderForPreVertexCache(T.westHemisphereGeometry),f.reorderForPostVertexCache(T.eastHemisphereGeometry),f.reorderForPreVertexCache(T.eastHemisphereGeometry))}var _=f.combineInstances(s);for(O=_.length,a=0;O>a;++a){o=_[a];var R,v=o.attributes;if(p)for(R in v)v.hasOwnProperty(R)&&v[R].componentDatatype===t.DOUBLE&&f.encodeAttribute(o,R,R+"3DHigh",R+"3DLow");else for(R in v)if(v.hasOwnProperty(R)&&v[R].componentDatatype===t.DOUBLE){var b=R+"3D",A=R+"2D";f.projectTo2D(o,R,b,A,c),r(o.boundingSphere)&&"position"===R&&(o.boundingSphereCV=e.fromVertices(o.attributes.position2D.values)),f.encodeAttribute(o,b,b+"High",b+"Low"),f.encodeAttribute(o,A,A+"High",A+"Low")}h&&f.compressVertices(o)}if(!l){var w=[];for(O=_.length,a=0;O>a;++a)o=_[a],w=w.concat(f.fitToUnsignedShortIndices(o));_=w}return _}function O(e,t,n,i){var a,o,u,s=i.length-1;if(s>=0){var c=i[s];a=c.offset+c.count,u=c.index,o=n[u].indices.length}else a=0,u=0,o=n[u].indices.length;for(var f=e.length,l=0;f>l;++l){var p=e[l],d=p[t];if(r(d)){var y=d.indices.length;a+y>o&&(a=0,o=n[++u].indices.length),i.push({index:u,offset:a,count:y}),a+=y}}}function T(e,t){var r=[];return O(e,"geometry",t,r),O(e,"westHemisphereGeometry",t,r),O(e,"eastHemisphereGeometry",t,r),r}function _(e,t){var n=e.attributes;for(var i in n)if(n.hasOwnProperty(i)){var a=n[i];r(a)&&r(a.values)&&t.push(a.values.buffer)}r(e.indices)&&t.push(e.indices.buffer)}function R(e,t){for(var r=e.length,n=0;r>n;++n)_(e[n],t)}function v(t){for(var n=1,i=t.length,a=0;i>a;a++){var o=t[a];if(++n,r(o)){var u=o.attributes;n+=6+2*e.packedLength+(r(o.indices)?o.indices.length:0);for(var s in u)if(u.hasOwnProperty(s)&&r(u[s])){var c=u[s];n+=5+c.values.length}}}return n}function b(e,t){var r=e.length,n=new Float64Array(1+16*r),i=0;n[i++]=r;for(var a=0;r>a;a++){var o=e[a];p.pack(o.modelMatrix,n,i),i+=p.packedLength}return t.push(n.buffer),n}function A(e){for(var t=e,r=new Array(t[0]),n=0,i=1;i<t.length;){var a=p.unpack(t,i);i+=p.packedLength,r[n++]={modelMatrix:a}}return r}function w(t){var n=t.length,i=1+(e.packedLength+1)*n,a=new Float32Array(i),o=0;a[o++]=n;for(var u=0;n>u;++u){var s=t[u];r(s)?(a[o++]=1,e.pack(t[u],a,o)):a[o++]=0,
  o+=e.packedLength}return a}function g(t){for(var r=new Array(t[0]),n=0,i=1;i<t.length;)1===t[i++]&&(r[n]=e.unpack(t,i)),++n,i+=e.packedLength;return r}if(!a.supportsTypedArrays())return{};var N={};return N.combineGeometry=function(t){var n,i,a,o=t.instances,u=o.length;u>0&&(n=m(t),n.length>0&&(i=f.createAttributeLocations(n[0]),t.createPickOffsets&&(a=T(o,n))));for(var s=new Array(u),c=new Array(u),l=0;u>l;++l){var p=o[l],d=p.geometry;r(d)&&(s[l]=d.boundingSphere,c[l]=d.boundingSphereCV);var y=p.eastHemisphereGeometry,h=p.westHemisphereGeometry;r(y)&&r(h)&&(r(y.boundingSphere)&&r(h.boundingSphere)&&(s[l]=e.union(y.boundingSphere,h.boundingSphere)),r(y.boundingSphereCV)&&r(h.boundingSphereCV)&&(c[l]=e.union(y.boundingSphereCV,h.boundingSphereCV)))}return{geometries:n,modelMatrix:t.modelMatrix,attributeLocations:i,pickOffsets:a,boundingSpheres:s,boundingSpheresCV:c}},N.packCreateGeometryResults=function(t,n){var i=new Float64Array(v(t)),a=[],o={},u=t.length,s=0;i[s++]=u;for(var c=0;u>c;c++){var f=t[c],l=r(f);if(i[s++]=l?1:0,l){i[s++]=f.primitiveType,i[s++]=f.geometryType;var p=r(f.boundingSphere)?1:0;i[s++]=p,p&&e.pack(f.boundingSphere,i,s),s+=e.packedLength;var d=r(f.boundingSphereCV)?1:0;i[s++]=d,d&&e.pack(f.boundingSphereCV,i,s),s+=e.packedLength;var y=f.attributes,h=[];for(var E in y)y.hasOwnProperty(E)&&r(y[E])&&(h.push(E),r(o[E])||(o[E]=a.length,a.push(E)));i[s++]=h.length;for(var m=0;m<h.length;m++){var O=h[m],T=y[O];i[s++]=o[O],i[s++]=T.componentDatatype,i[s++]=T.componentsPerAttribute,i[s++]=T.normalize?1:0,i[s++]=T.values.length,i.set(T.values,s),s+=T.values.length}var _=r(f.indices)?f.indices.length:0;i[s++]=_,_>0&&(i.set(f.indices,s),s+=_)}}return n.push(i.buffer),{stringTable:a,packedData:i}},N.unpackCreateGeometryResults=function(r){for(var n,i=r.stringTable,a=r.packedData,o=new Array(a[0]),f=0,p=1;p<a.length;){var d=1===a[p++];if(d){var y,h,E=a[p++],m=a[p++],O=1===a[p++];O&&(y=e.unpack(a,p)),p+=e.packedLength;var T=1===a[p++];T&&(h=e.unpack(a,p)),p+=e.packedLength;var _,R,v,b=new c,A=a[p++];for(n=0;A>n;n++){var w=i[a[p++]],g=a[p++];v=a[p++];var N=0!==a[p++];_=a[p++],R=t.createTypedArray(g,_);for(var S=0;_>S;S++)R[S]=a[p++];b[w]=new s({componentDatatype:g,componentsPerAttribute:v,normalize:N,values:R})}var I;if(_=a[p++],_>0){var M=R.length/v;for(I=l.createTypedArray(M,_),n=0;_>n;n++)I[n]=a[p++]}o[f++]=new u({primitiveType:E,geometryType:m,boundingSphere:y,boundingSphereCV:h,indices:I,attributes:b})}else o[f++]=void 0}return o},N.packCombineGeometryParameters=function(e,t){for(var r=e.createGeometryResults,n=r.length,i=0;n>i;i++)t.push(r[i].packedData.buffer);return{createGeometryResults:e.createGeometryResults,packedInstances:b(e.instances,t),ellipsoid:e.ellipsoid,isGeographic:e.projection instanceof o,elementIndexUintSupported:e.elementIndexUintSupported,scene3DOnly:e.scene3DOnly,vertexCacheOptimize:e.vertexCacheOptimize,compressVertices:e.compressVertices,modelMatrix:e.modelMatrix,createPickOffsets:e.createPickOffsets}},N.unpackCombineGeometryParameters=function(e){for(var t=A(e.packedInstances),r=e.createGeometryResults,n=r.length,a=0,u=0;n>u;u++)for(var s=N.unpackCreateGeometryResults(r[u]),c=s.length,f=0;c>f;f++){var l=s[f],y=t[a];y.geometry=l,++a}var h=i.clone(e.ellipsoid),E=e.isGeographic?new o(h):new d(h);return{instances:t,ellipsoid:h,projection:E,elementIndexUintSupported:e.elementIndexUintSupported,scene3DOnly:e.scene3DOnly,vertexCacheOptimize:e.vertexCacheOptimize,compressVertices:e.compressVertices,modelMatrix:p.clone(e.modelMatrix),createPickOffsets:e.createPickOffsets}},N.packCombineGeometryResults=function(e,t){r(e.geometries)&&R(e.geometries,t);var n=w(e.boundingSpheres),i=w(e.boundingSpheresCV);return t.push(n.buffer,i.buffer),{geometries:e.geometries,attributeLocations:e.attributeLocations,modelMatrix:e.modelMatrix,pickOffsets:e.pickOffsets,boundingSpheres:n,boundingSpheresCV:i}},N.unpackCombineGeometryResults=function(e){return{geometries:e.geometries,attributeLocations:e.attributeLocations,modelMatrix:e.modelMatrix,pickOffsets:e.pickOffsets,boundingSpheres:g(e.boundingSpheres),boundingSpheresCV:g(e.boundingSpheresCV)}},N}),define("Core/formatError",["./defined"],function(e){"use strict";function t(t){var r,n=t.name,i=t.message;r=e(n)&&e(i)?n+": "+i:t.toString();var a=t.stack;return e(a)&&(r+="\n"+a),r}return t}),define("Workers/createTaskProcessorWorker",["../Core/defaultValue","../Core/defined","../Core/formatError"],function(e,t,r){"use strict";function n(n){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=n(s.parameters,a)}catch(c){c instanceof Error?o.error={name:c.name,message:c.message,stack:c.stack}:o.error=c}t(i)||(i=e(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: "+r(c)+"\n  with responseMessage: "+JSON.stringify(o),i(o)}}}return n}),define("Workers/createGeometry",["../Core/defined","../Scene/PrimitivePipeline","./createTaskProcessorWorker","require"],function(e,t,r,n){"use strict";function i(t){var r=o[t];return e(r)||("object"==typeof exports?o[r]=r=n("Workers/"+t):n(["./"+t],function(e){r=e,o[r]=e})),r}function a(r,n){for(var a=r.subTasks,o=a.length,u=new Array(o),s=0;o>s;s++){var c=a[s],f=c.geometry,l=c.moduleName;if(e(l)){var p=i(l);u[s]=p(f,c.offset)}else u[s]=f}return t.packCreateGeometryResults(u,n)}var o={};return r(a)})}();