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Cesium
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EllipsoidGeometry-539fb9e2.js

EllipsoidGeometry-539fb9e2.js 7.8 KB
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  1. /**
    2. 

  2.  * @license
    3. 

  3.  * Cesium - https://github.com/CesiumGS/cesium
    4. 

  4.  * Version 1.95
    5. 

  5.  *
    6. 

  6.  * Copyright 2011-2022 Cesium Contributors
    7. 

  7.  *
    8. 

  8.  * Licensed under the Apache License, Version 2.0 (the "License");
    9. 

  9.  * you may not use this file except in compliance with the License.
    10. 

  10.  * You may obtain a copy of the License at
    11. 

  11.  *
    12. 

  12.  * http://www.apache.org/licenses/LICENSE-2.0
    13. 

  13.  *
    14. 

  14.  * Unless required by applicable law or agreed to in writing, software
    15. 

  15.  * distributed under the License is distributed on an "AS IS" BASIS,
    16. 

  16.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    17. 

  17.  * See the License for the specific language governing permissions and
    18. 

  18.  * limitations under the License.
    19. 

  19.  *
    20. 

  20.  * Columbus View (Pat. Pend.)
    21. 

  21.  *
    22. 

  22.  * Portions licensed separately.
    23. 

  23.  * See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
    24. 

  24.  */
    25. 

  25. define(["exports","./Transforms-d3d3b2a9","./Matrix2-73789715","./ComponentDatatype-e7fbe225","./defaultValue-97284df2","./RuntimeError-4f8ec8a2","./GeometryAttribute-fd1d7e90","./GeometryAttributes-734a3446","./GeometryOffsetAttribute-59b14f45","./IndexDatatype-65271ba3","./VertexFormat-9886cb81"],(function(t,e,a,n,i,r,o,s,m,u,l){"use strict";const c=new a.Cartesian3,f=new a.Cartesian3,d=new a.Cartesian3,C=new a.Cartesian3,p=new a.Cartesian3,y=new a.Cartesian3(1,1,1),_=Math.cos,h=Math.sin;function x(t){t=i.defaultValue(t,i.defaultValue.EMPTY_OBJECT);const e=i.defaultValue(t.radii,y),r=i.defaultValue(t.innerRadii,e),o=i.defaultValue(t.minimumClock,0),s=i.defaultValue(t.maximumClock,n.CesiumMath.TWO_PI),m=i.defaultValue(t.minimumCone,0),u=i.defaultValue(t.maximumCone,n.CesiumMath.PI),c=Math.round(i.defaultValue(t.stackPartitions,64)),f=Math.round(i.defaultValue(t.slicePartitions,64)),d=i.defaultValue(t.vertexFormat,l.VertexFormat.DEFAULT);this._radii=a.Cartesian3.clone(e),this._innerRadii=a.Cartesian3.clone(r),this._minimumClock=o,this._maximumClock=s,this._minimumCone=m,this._maximumCone=u,this._stackPartitions=c,this._slicePartitions=f,this._vertexFormat=l.VertexFormat.clone(d),this._offsetAttribute=t.offsetAttribute,this._workerName="createEllipsoidGeometry"}x.packedLength=2*a.Cartesian3.packedLength+l.VertexFormat.packedLength+7,x.pack=function(t,e,n){return n=i.defaultValue(n,0),a.Cartesian3.pack(t._radii,e,n),n+=a.Cartesian3.packedLength,a.Cartesian3.pack(t._innerRadii,e,n),n+=a.Cartesian3.packedLength,l.VertexFormat.pack(t._vertexFormat,e,n),n+=l.VertexFormat.packedLength,e[n++]=t._minimumClock,e[n++]=t._maximumClock,e[n++]=t._minimumCone,e[n++]=t._maximumCone,e[n++]=t._stackPartitions,e[n++]=t._slicePartitions,e[n]=i.defaultValue(t._offsetAttribute,-1),e};const A=new a.Cartesian3,b=new a.Cartesian3,k=new l.VertexFormat,w={radii:A,innerRadii:b,vertexFormat:k,minimumClock:void 0,maximumClock:void 0,minimumCone:void 0,maximumCone:void 0,stackPartitions:void 0,slicePartitions:void 0,offsetAttribute:void 0};let P;x.unpack=function(t,e,n){e=i.defaultValue(e,0);const r=a.Cartesian3.unpack(t,e,A);e+=a.Cartesian3.packedLength;const o=a.Cartesian3.unpack(t,e,b);e+=a.Cartesian3.packedLength;const s=l.VertexFormat.unpack(t,e,k);e+=l.VertexFormat.packedLength;const m=t[e++],u=t[e++],c=t[e++],f=t[e++],d=t[e++],C=t[e++],p=t[e];return i.defined(n)?(n._radii=a.Cartesian3.clone(r,n._radii),n._innerRadii=a.Cartesian3.clone(o,n._innerRadii),n._vertexFormat=l.VertexFormat.clone(s,n._vertexFormat),n._minimumClock=m,n._maximumClock=u,n._minimumCone=c,n._maximumCone=f,n._stackPartitions=d,n._slicePartitions=C,n._offsetAttribute=-1===p?void 0:p,n):(w.minimumClock=m,w.maximumClock=u,w.minimumCone=c,w.maximumCone=f,w.stackPartitions=d,w.slicePartitions=C,w.offsetAttribute=-1===p?void 0:p,new x(w))},x.createGeometry=function(t){const r=t._radii;if(r.x<=0||r.y<=0||r.z<=0)return;const l=t._innerRadii;if(l.x<=0||l.y<=0||l.z<=0)return;const y=t._minimumClock,x=t._maximumClock,A=t._minimumCone,b=t._maximumCone,k=t._vertexFormat;let w,P,g=t._slicePartitions+1,v=t._stackPartitions+1;g=Math.round(g*Math.abs(x-y)/n.CesiumMath.TWO_PI),v=Math.round(v*Math.abs(b-A)/n.CesiumMath.PI),g<2&&(g=2),v<2&&(v=2);let F=0;const V=[A],M=[y];for(w=0;w<v;w++)V.push(A+w*(b-A)/(v-1));for(V.push(b),P=0;P<g;P++)M.push(y+P*(x-y)/(g-1));M.push(x);const T=V.length,D=M.length;let G=0,L=1;const O=l.x!==r.x||l.y!==r.y||l.z!==r.z;let I=!1,E=!1,z=!1;O&&(L=2,A>0&&(I=!0,G+=g-1),b<Math.PI&&(E=!0,G+=g-1),(x-y)%n.CesiumMath.TWO_PI?(z=!0,G+=2*(v-1)+1):G+=1);const N=D*T*L,R=new Float64Array(3*N),U=new Array(N).fill(!1),S=new Array(N).fill(!1),B=g*v*L,W=6*(B+G+1-(g+v)*L),Y=u.IndexDatatype.createTypedArray(B,W),J=k.normal?new Float32Array(3*N):void 0,X=k.tangent?new Float32Array(3*N):void 0,Z=k.bitangent?new Float32Array(3*N):void 0,j=k.st?new Float32Array(2*N):void 0,q=new Array(T),H=new Array(T);for(w=0;w<T;w++)q[w]=h(V[w]),H[w]=_(V[w]);const K=new Array(D),Q=new Array(D);for(P=0;P<D;P++)Q[P]=_(M[P]),K[P]=h(M[P]);for(w=0;w<T;w++)for(P=0;P<D;P++)R[F++]=r.x*q[w]*Q[P],R[F++]=r.y*q[w]*K[P],R[F++]=r.z*H[w];let $,tt,et,at,nt=N/2;if(O)for(w=0;w<T;w++)for(P=0;P<D;P++)R[F++]=l.x*q[w]*Q[P],R[F++]=l.y*q[w]*K[P],R[F++]=l.z*H[w],U[nt]=!0,w>0&&w!==T-1&&0!==P&&P!==D-1&&(S[nt]=!0),nt++;for(F=0,w=1;w<T-2;w++)for($=w*D,tt=(w+1)*D,P=1;P<D-2;P++)Y[F++]=tt+P,Y[F++]=tt+P+1,Y[F++]=$+P+1,Y[F++]=tt+P,Y[F++]=$+P+1,Y[F++]=$+P;if(O){const t=T*D;for(w=1;w<T-2;w++)for($=t+w*D,tt=t+(w+1)*D,P=1;P<D-2;P++)Y[F++]=tt+P,Y[F++]=$+P,Y[F++]=$+P+1,Y[F++]=tt+P,Y[F++]=$+P+1,Y[F++]=tt+P+1}if(O){if(I)for(at=T*D,w=1;w<D-2;w++)Y[F++]=w,Y[F++]=w+1,Y[F++]=at+w+1,Y[F++]=w,Y[F++]=at+w+1,Y[F++]=at+w;if(E)for(et=T*D-D,at=T*D*L-D,w=1;w<D-2;w++)Y[F++]=et+w+1,Y[F++]=et+w,Y[F++]=at+w,Y[F++]=et+w+1,Y[F++]=at+w,Y[F++]=at+w+1}if(z){for(w=1;w<T-2;w++)at=D*T+D*w,et=D*w,Y[F++]=at,Y[F++]=et+D,Y[F++]=et,Y[F++]=at,Y[F++]=at+D,Y[F++]=et+D;for(w=1;w<T-2;w++)at=D*T+D*(w+1)-1,et=D*(w+1)-1,Y[F++]=et+D,Y[F++]=at,Y[F++]=et,Y[F++]=et+D,Y[F++]=at+D,Y[F++]=at}const it=new s.GeometryAttributes;k.position&&(it.position=new o.GeometryAttribute({componentDatatype:n.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:R}));let rt=0,ot=0,st=0,mt=0;const ut=N/2;let lt;const ct=a.Ellipsoid.fromCartesian3(r),ft=a.Ellipsoid.fromCartesian3(l);if(k.st||k.normal||k.tangent||k.bitangent){for(w=0;w<N;w++){lt=U[w]?ft:ct;const t=a.Cartesian3.fromArray(R,3*w,c),e=lt.geodeticSurfaceNormal(t,f);if(S[w]&&a.Cartesian3.negate(e,e),k.st){const t=a.Cartesian2.negate(e,p);j[rt++]=Math.atan2(t.y,t.x)/n.CesiumMath.TWO_PI+.5,j[rt++]=Math.asin(e.z)/Math.PI+.5}if(k.normal&&(J[ot++]=e.x,J[ot++]=e.y,J[ot++]=e.z),k.tangent||k.bitangent){const t=d;let n,i=0;if(U[w]&&(i=ut),n=!I&&w>=i&&w<i+2*D?a.Cartesian3.UNIT_X:a.Cartesian3.UNIT_Z,a.Cartesian3.cross(n,e,t),a.Cartesian3.normalize(t,t),k.tangent&&(X[st++]=t.x,X[st++]=t.y,X[st++]=t.z),k.bitangent){const n=a.Cartesian3.cross(e,t,C);a.Cartesian3.normalize(n,n),Z[mt++]=n.x,Z[mt++]=n.y,Z[mt++]=n.z}}}k.st&&(it.st=new o.GeometryAttribute({componentDatatype:n.ComponentDatatype.FLOAT,componentsPerAttribute:2,values:j})),k.normal&&(it.normal=new o.GeometryAttribute({componentDatatype:n.ComponentDatatype.FLOAT,componentsPerAttribute:3,values:J})),k.tangent&&(it.tangent=new o.GeometryAttribute({componentDatatype:n.ComponentDatatype.FLOAT,componentsPerAttribute:3,values:X})),k.bitangent&&(it.bitangent=new o.GeometryAttribute({componentDatatype:n.ComponentDatatype.FLOAT,componentsPerAttribute:3,values:Z}))}if(i.defined(t._offsetAttribute)){const e=R.length,a=t._offsetAttribute===m.GeometryOffsetAttribute.NONE?0:1,i=new Uint8Array(e/3).fill(a);it.applyOffset=new o.GeometryAttribute({componentDatatype:n.ComponentDatatype.UNSIGNED_BYTE,componentsPerAttribute:1,values:i})}return new o.Geometry({attributes:it,indices:Y,primitiveType:o.PrimitiveType.TRIANGLES,boundingSphere:e.BoundingSphere.fromEllipsoid(ct),offsetAttribute:t._offsetAttribute})},x.getUnitEllipsoid=function(){return i.defined(P)||(P=x.createGeometry(new x({radii:new a.Cartesian3(1,1,1),vertexFormat:l.VertexFormat.POSITION_ONLY}))),P},t.EllipsoidGeometry=x}));
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