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createWallOutlineGeometry.js

createWallOutlineGeometry.js 4.7 KB
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  1. /**
    2. 

  2.  * @license
    3. 

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

  4.  * Version 1.96
    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(["./defaultValue-6ed27e8d","./Matrix2-735f0ea9","./Transforms-b683baff","./ComponentDatatype-6ff7d2c3","./RuntimeError-17a7ed3d","./GeometryAttribute-29ed65a7","./GeometryAttributes-cb1bf806","./IndexDatatype-d42fd89c","./WallGeometryLibrary-135603d8","./_commonjsHelpers-c27c962c","./combine-c04aaa26","./WebGLConstants-d878ea52","./arrayRemoveDuplicates-d332a3bf","./PolylinePipeline-4244f016","./EllipsoidGeodesic-84738e5f","./EllipsoidRhumbLine-c3b11f35","./IntersectionTests-1cdbb657","./Plane-6c77dfaf"],(function(e,i,t,n,o,a,s,r,l,d,m,u,c,p,f,h,g,y){"use strict";const _=new i.Cartesian3,E=new i.Cartesian3;function b(t){const o=(t=e.defaultValue(t,e.defaultValue.EMPTY_OBJECT)).positions,a=t.maximumHeights,s=t.minimumHeights,r=e.defaultValue(t.granularity,n.CesiumMath.RADIANS_PER_DEGREE),l=e.defaultValue(t.ellipsoid,i.Ellipsoid.WGS84);this._positions=o,this._minimumHeights=s,this._maximumHeights=a,this._granularity=r,this._ellipsoid=i.Ellipsoid.clone(l),this._workerName="createWallOutlineGeometry";let d=1+o.length*i.Cartesian3.packedLength+2;e.defined(s)&&(d+=s.length),e.defined(a)&&(d+=a.length),this.packedLength=d+i.Ellipsoid.packedLength+1}b.pack=function(t,n,o){let a;o=e.defaultValue(o,0);const s=t._positions;let r=s.length;for(n[o++]=r,a=0;a<r;++a,o+=i.Cartesian3.packedLength)i.Cartesian3.pack(s[a],n,o);const l=t._minimumHeights;if(r=e.defined(l)?l.length:0,n[o++]=r,e.defined(l))for(a=0;a<r;++a)n[o++]=l[a];const d=t._maximumHeights;if(r=e.defined(d)?d.length:0,n[o++]=r,e.defined(d))for(a=0;a<r;++a)n[o++]=d[a];return i.Ellipsoid.pack(t._ellipsoid,n,o),n[o+=i.Ellipsoid.packedLength]=t._granularity,n};const H=i.Ellipsoid.clone(i.Ellipsoid.UNIT_SPHERE),C={positions:void 0,minimumHeights:void 0,maximumHeights:void 0,ellipsoid:H,granularity:void 0};return b.unpack=function(t,n,o){let a;n=e.defaultValue(n,0);let s=t[n++];const r=new Array(s);for(a=0;a<s;++a,n+=i.Cartesian3.packedLength)r[a]=i.Cartesian3.unpack(t,n);let l,d;if(s=t[n++],s>0)for(l=new Array(s),a=0;a<s;++a)l[a]=t[n++];if(s=t[n++],s>0)for(d=new Array(s),a=0;a<s;++a)d[a]=t[n++];const m=i.Ellipsoid.unpack(t,n,H),u=t[n+=i.Ellipsoid.packedLength];return e.defined(o)?(o._positions=r,o._minimumHeights=l,o._maximumHeights=d,o._ellipsoid=i.Ellipsoid.clone(m,o._ellipsoid),o._granularity=u,o):(C.positions=r,C.minimumHeights=l,C.maximumHeights=d,C.granularity=u,new b(C))},b.fromConstantHeights=function(i){const t=(i=e.defaultValue(i,e.defaultValue.EMPTY_OBJECT)).positions;let n,o;const a=i.minimumHeight,s=i.maximumHeight,r=e.defined(a),l=e.defined(s);if(r||l){const e=t.length;n=r?new Array(e):void 0,o=l?new Array(e):void 0;for(let i=0;i<e;++i)r&&(n[i]=a),l&&(o[i]=s)}return new b({positions:t,maximumHeights:o,minimumHeights:n,ellipsoid:i.ellipsoid})},b.createGeometry=function(o){const d=o._positions,m=o._minimumHeights,u=o._maximumHeights,c=o._granularity,p=o._ellipsoid,f=l.WallGeometryLibrary.computePositions(p,d,u,m,c,!1);if(!e.defined(f))return;const h=f.bottomPositions,g=f.topPositions;let y=g.length,b=2*y;const H=new Float64Array(b);let C,A=0;for(y/=3,C=0;C<y;++C){const e=3*C,t=i.Cartesian3.fromArray(g,e,_),n=i.Cartesian3.fromArray(h,e,E);H[A++]=n.x,H[A++]=n.y,H[A++]=n.z,H[A++]=t.x,H[A++]=t.y,H[A++]=t.z}const k=new s.GeometryAttributes({position:new a.GeometryAttribute({componentDatatype:n.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:H})}),w=b/3;b=2*w-4+w;const x=r.IndexDatatype.createTypedArray(w,b);let G=0;for(C=0;C<w-2;C+=2){const e=C,t=C+2,o=i.Cartesian3.fromArray(H,3*e,_),a=i.Cartesian3.fromArray(H,3*t,E);if(i.Cartesian3.equalsEpsilon(o,a,n.CesiumMath.EPSILON10))continue;const s=C+1,r=C+3;x[G++]=s,x[G++]=e,x[G++]=s,x[G++]=r,x[G++]=e,x[G++]=t}return x[G++]=w-2,x[G++]=w-1,new a.Geometry({attributes:k,indices:x,primitiveType:a.PrimitiveType.LINES,boundingSphere:new t.BoundingSphere.fromVertices(H)})},function(t,n){return e.defined(n)&&(t=b.unpack(t,n)),t._ellipsoid=i.Ellipsoid.clone(t._ellipsoid),b.createGeometry(t)}}));
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