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EllipseOutlineGeometry-418492dc.js

EllipseOutlineGeometry-418492dc.js 6.3 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","./EllipseGeometryLibrary-0adcaeed","./GeometryAttribute-fd1d7e90","./GeometryAttributes-734a3446","./GeometryOffsetAttribute-59b14f45","./IndexDatatype-65271ba3"],(function(e,t,i,r,n,a,o,s,l,u,d){"use strict";const c=new i.Cartesian3;let f=new i.Cartesian3;const p=new t.BoundingSphere,m=new t.BoundingSphere;function h(e){const t=(e=n.defaultValue(e,n.defaultValue.EMPTY_OBJECT)).center,a=n.defaultValue(e.ellipsoid,i.Ellipsoid.WGS84),o=e.semiMajorAxis,s=e.semiMinorAxis,l=n.defaultValue(e.granularity,r.CesiumMath.RADIANS_PER_DEGREE),u=n.defaultValue(e.height,0),d=n.defaultValue(e.extrudedHeight,u);this._center=i.Cartesian3.clone(t),this._semiMajorAxis=o,this._semiMinorAxis=s,this._ellipsoid=i.Ellipsoid.clone(a),this._rotation=n.defaultValue(e.rotation,0),this._height=Math.max(d,u),this._granularity=l,this._extrudedHeight=Math.min(d,u),this._numberOfVerticalLines=Math.max(n.defaultValue(e.numberOfVerticalLines,16),0),this._offsetAttribute=e.offsetAttribute,this._workerName="createEllipseOutlineGeometry"}h.packedLength=i.Cartesian3.packedLength+i.Ellipsoid.packedLength+8,h.pack=function(e,t,r){return r=n.defaultValue(r,0),i.Cartesian3.pack(e._center,t,r),r+=i.Cartesian3.packedLength,i.Ellipsoid.pack(e._ellipsoid,t,r),r+=i.Ellipsoid.packedLength,t[r++]=e._semiMajorAxis,t[r++]=e._semiMinorAxis,t[r++]=e._rotation,t[r++]=e._height,t[r++]=e._granularity,t[r++]=e._extrudedHeight,t[r++]=e._numberOfVerticalLines,t[r]=n.defaultValue(e._offsetAttribute,-1),t};const y=new i.Cartesian3,b=new i.Ellipsoid,A={center:y,ellipsoid:b,semiMajorAxis:void 0,semiMinorAxis:void 0,rotation:void 0,height:void 0,granularity:void 0,extrudedHeight:void 0,numberOfVerticalLines:void 0,offsetAttribute:void 0};h.unpack=function(e,t,r){t=n.defaultValue(t,0);const a=i.Cartesian3.unpack(e,t,y);t+=i.Cartesian3.packedLength;const o=i.Ellipsoid.unpack(e,t,b);t+=i.Ellipsoid.packedLength;const s=e[t++],l=e[t++],u=e[t++],d=e[t++],c=e[t++],f=e[t++],p=e[t++],m=e[t];return n.defined(r)?(r._center=i.Cartesian3.clone(a,r._center),r._ellipsoid=i.Ellipsoid.clone(o,r._ellipsoid),r._semiMajorAxis=s,r._semiMinorAxis=l,r._rotation=u,r._height=d,r._granularity=c,r._extrudedHeight=f,r._numberOfVerticalLines=p,r._offsetAttribute=-1===m?void 0:m,r):(A.height=d,A.extrudedHeight=f,A.granularity=c,A.rotation=u,A.semiMajorAxis=s,A.semiMinorAxis=l,A.numberOfVerticalLines=p,A.offsetAttribute=-1===m?void 0:m,new h(A))},h.createGeometry=function(e){if(e._semiMajorAxis<=0||e._semiMinorAxis<=0)return;const a=e._height,h=e._extrudedHeight,y=!r.CesiumMath.equalsEpsilon(a,h,0,r.CesiumMath.EPSILON2);e._center=e._ellipsoid.scaleToGeodeticSurface(e._center,e._center);const b={center:e._center,semiMajorAxis:e._semiMajorAxis,semiMinorAxis:e._semiMinorAxis,ellipsoid:e._ellipsoid,rotation:e._rotation,height:a,granularity:e._granularity,numberOfVerticalLines:e._numberOfVerticalLines};let A;if(y)b.extrudedHeight=h,b.offsetAttribute=e._offsetAttribute,A=function(e){const a=e.center,f=e.ellipsoid,h=e.semiMajorAxis;let y=i.Cartesian3.multiplyByScalar(f.geodeticSurfaceNormal(a,c),e.height,c);p.center=i.Cartesian3.add(a,y,p.center),p.radius=h,y=i.Cartesian3.multiplyByScalar(f.geodeticSurfaceNormal(a,y),e.extrudedHeight,y),m.center=i.Cartesian3.add(a,y,m.center),m.radius=h;let b=o.EllipseGeometryLibrary.computeEllipsePositions(e,!1,!0).outerPositions;const A=new l.GeometryAttributes({position:new s.GeometryAttribute({componentDatatype:r.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:o.EllipseGeometryLibrary.raisePositionsToHeight(b,e,!0)})});b=A.position.values;const _=t.BoundingSphere.union(p,m);let g=b.length/3;if(n.defined(e.offsetAttribute)){let t=new Uint8Array(g);if(e.offsetAttribute===u.GeometryOffsetAttribute.TOP)t=t.fill(1,0,g/2);else{const i=e.offsetAttribute===u.GeometryOffsetAttribute.NONE?0:1;t=t.fill(i)}A.applyOffset=new s.GeometryAttribute({componentDatatype:r.ComponentDatatype.UNSIGNED_BYTE,componentsPerAttribute:1,values:t})}let x=n.defaultValue(e.numberOfVerticalLines,16);x=r.CesiumMath.clamp(x,0,g/2);const E=d.IndexDatatype.createTypedArray(g,2*g+2*x);g/=2;let M,C,G=0;for(M=0;M<g;++M)E[G++]=M,E[G++]=(M+1)%g,E[G++]=M+g,E[G++]=(M+1)%g+g;if(x>0){const e=Math.min(x,g);C=Math.round(g/e);const t=Math.min(C*x,g);for(M=0;M<t;M+=C)E[G++]=M,E[G++]=M+g}return{boundingSphere:_,attributes:A,indices:E}}(b);else if(A=function(e){const n=e.center;f=i.Cartesian3.multiplyByScalar(e.ellipsoid.geodeticSurfaceNormal(n,f),e.height,f),f=i.Cartesian3.add(n,f,f);const a=new t.BoundingSphere(f,e.semiMajorAxis),u=o.EllipseGeometryLibrary.computeEllipsePositions(e,!1,!0).outerPositions,c=new l.GeometryAttributes({position:new s.GeometryAttribute({componentDatatype:r.ComponentDatatype.DOUBLE,componentsPerAttribute:3,values:o.EllipseGeometryLibrary.raisePositionsToHeight(u,e,!1)})}),p=u.length/3,m=d.IndexDatatype.createTypedArray(p,2*p);let h=0;for(let e=0;e<p;++e)m[h++]=e,m[h++]=(e+1)%p;return{boundingSphere:a,attributes:c,indices:m}}(b),n.defined(e._offsetAttribute)){const t=A.attributes.position.values.length,i=e._offsetAttribute===u.GeometryOffsetAttribute.NONE?0:1,n=new Uint8Array(t/3).fill(i);A.attributes.applyOffset=new s.GeometryAttribute({componentDatatype:r.ComponentDatatype.UNSIGNED_BYTE,componentsPerAttribute:1,values:n})}return new s.Geometry({attributes:A.attributes,indices:A.indices,primitiveType:s.PrimitiveType.LINES,boundingSphere:A.boundingSphere,offsetAttribute:e._offsetAttribute})},e.EllipseOutlineGeometry=h}));
    26.