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PolylinePipeline-f9c3fc71.js

PolylinePipeline-f9c3fc71.js 6.1 KB
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  1. /**
    2. 

  2.  * @license
    3. 

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

  4.  * Version 1.97
    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","./Matrix2-276d97d2","./defaultValue-a6eb9f34","./EllipsoidGeodesic-3107c30b","./EllipsoidRhumbLine-f1dbc710","./IntersectionTests-fbcff83c","./ComponentDatatype-7f6d9570","./Plane-17fe9d66"],(function(e,t,a,n,i,r,o,s){"use strict";const c={numberOfPoints:function(e,a,n){const i=t.Cartesian3.distance(e,a);return Math.ceil(i/n)},numberOfPointsRhumbLine:function(e,t,a){const n=Math.pow(e.longitude-t.longitude,2)+Math.pow(e.latitude-t.latitude,2);return Math.max(1,Math.ceil(Math.sqrt(n/(a*a))))}},l=new t.Cartographic;c.extractHeights=function(e,t){const a=e.length,n=new Array(a);for(let i=0;i<a;i++){const a=e[i];n[i]=t.cartesianToCartographic(a,l).height}return n};const u=new t.Matrix4,h=new t.Cartesian3,f=new t.Cartesian3,g=new s.Plane(t.Cartesian3.UNIT_X,0),C=new t.Cartesian3,p=new s.Plane(t.Cartesian3.UNIT_X,0),d=new t.Cartesian3,m=new t.Cartesian3,w=[];function P(e,t,a){const n=w;let i;if(n.length=e,t===a){for(i=0;i<e;i++)n[i]=t;return n}const r=(a-t)/e;for(i=0;i<e;i++){const e=t+i*r;n[i]=e}return n}const T=new t.Cartographic,y=new t.Cartographic,A=new t.Cartesian3,b=new t.Cartesian3,E=new t.Cartesian3,R=new n.EllipsoidGeodesic;let M=new i.EllipsoidRhumbLine;function S(e,a,n,i,r,o,s,l){const u=i.scaleToGeodeticSurface(e,b),h=i.scaleToGeodeticSurface(a,E),f=c.numberOfPoints(e,a,n),g=i.cartesianToCartographic(u,T),C=i.cartesianToCartographic(h,y),p=P(f,r,o);R.setEndPoints(g,C);const d=R.surfaceDistance/f;let m=l;g.height=r;let w=i.cartographicToCartesian(g,A);t.Cartesian3.pack(w,s,m),m+=3;for(let e=1;e<f;e++){const a=R.interpolateUsingSurfaceDistance(e*d,y);a.height=p[e],w=i.cartographicToCartesian(a,A),t.Cartesian3.pack(w,s,m),m+=3}return m}function D(e,a,n,r,o,s,l,u){const h=r.cartesianToCartographic(e,T),f=r.cartesianToCartographic(a,y),g=c.numberOfPointsRhumbLine(h,f,n);h.height=0,f.height=0;const C=P(g,o,s);M.ellipsoid.equals(r)||(M=new i.EllipsoidRhumbLine(void 0,void 0,r)),M.setEndPoints(h,f);const p=M.surfaceDistance/g;let d=u;h.height=o;let m=r.cartographicToCartesian(h,A);t.Cartesian3.pack(m,l,d),d+=3;for(let e=1;e<g;e++){const a=M.interpolateUsingSurfaceDistance(e*p,y);a.height=C[e],m=r.cartographicToCartesian(a,A),t.Cartesian3.pack(m,l,d),d+=3}return d}c.wrapLongitude=function(e,n){const i=[],o=[];if(a.defined(e)&&e.length>0){n=a.defaultValue(n,t.Matrix4.IDENTITY);const c=t.Matrix4.inverseTransformation(n,u),l=t.Matrix4.multiplyByPoint(c,t.Cartesian3.ZERO,h),w=t.Cartesian3.normalize(t.Matrix4.multiplyByPointAsVector(c,t.Cartesian3.UNIT_Y,f),f),P=s.Plane.fromPointNormal(l,w,g),T=t.Cartesian3.normalize(t.Matrix4.multiplyByPointAsVector(c,t.Cartesian3.UNIT_X,C),C),y=s.Plane.fromPointNormal(l,T,p);let A=1;i.push(t.Cartesian3.clone(e[0]));let b=i[0];const E=e.length;for(let n=1;n<E;++n){const c=e[n];if(s.Plane.getPointDistance(y,b)<0||s.Plane.getPointDistance(y,c)<0){const e=r.IntersectionTests.lineSegmentPlane(b,c,P,d);if(a.defined(e)){const a=t.Cartesian3.multiplyByScalar(w,5e-9,m);s.Plane.getPointDistance(P,b)<0&&t.Cartesian3.negate(a,a),i.push(t.Cartesian3.add(e,a,new t.Cartesian3)),o.push(A+1),t.Cartesian3.negate(a,a),i.push(t.Cartesian3.add(e,a,new t.Cartesian3)),A=1}}i.push(t.Cartesian3.clone(e[n])),A++,b=c}o.push(A)}return{positions:i,lengths:o}},c.generateArc=function(e){a.defined(e)||(e={});const n=e.positions,i=n.length,r=a.defaultValue(e.ellipsoid,t.Ellipsoid.WGS84);let s=a.defaultValue(e.height,0);const l=Array.isArray(s);if(i<1)return[];if(1===i){const e=r.scaleToGeodeticSurface(n[0],b);if(s=l?s[0]:s,0!==s){const a=r.geodeticSurfaceNormal(e,A);t.Cartesian3.multiplyByScalar(a,s,a),t.Cartesian3.add(e,a,e)}return[e.x,e.y,e.z]}let u=e.minDistance;if(!a.defined(u)){const t=a.defaultValue(e.granularity,o.CesiumMath.RADIANS_PER_DEGREE);u=o.CesiumMath.chordLength(t,r.maximumRadius)}let h,f=0;for(h=0;h<i-1;h++)f+=c.numberOfPoints(n[h],n[h+1],u);const g=3*(f+1),C=new Array(g);let p=0;for(h=0;h<i-1;h++){p=S(n[h],n[h+1],u,r,l?s[h]:s,l?s[h+1]:s,C,p)}w.length=0;const d=n[i-1],m=r.cartesianToCartographic(d,T);m.height=l?s[i-1]:s;const P=r.cartographicToCartesian(m,A);return t.Cartesian3.pack(P,C,g-3),C};const x=new t.Cartographic,N=new t.Cartographic;c.generateRhumbArc=function(e){a.defined(e)||(e={});const n=e.positions,i=n.length,r=a.defaultValue(e.ellipsoid,t.Ellipsoid.WGS84);let s=a.defaultValue(e.height,0);const l=Array.isArray(s);if(i<1)return[];if(1===i){const e=r.scaleToGeodeticSurface(n[0],b);if(s=l?s[0]:s,0!==s){const a=r.geodeticSurfaceNormal(e,A);t.Cartesian3.multiplyByScalar(a,s,a),t.Cartesian3.add(e,a,e)}return[e.x,e.y,e.z]}const u=a.defaultValue(e.granularity,o.CesiumMath.RADIANS_PER_DEGREE);let h,f,g=0,C=r.cartesianToCartographic(n[0],x);for(h=0;h<i-1;h++)f=r.cartesianToCartographic(n[h+1],N),g+=c.numberOfPointsRhumbLine(C,f,u),C=t.Cartographic.clone(f,x);const p=3*(g+1),d=new Array(p);let m=0;for(h=0;h<i-1;h++){m=D(n[h],n[h+1],u,r,l?s[h]:s,l?s[h+1]:s,d,m)}w.length=0;const P=n[i-1],y=r.cartesianToCartographic(P,T);y.height=l?s[i-1]:s;const E=r.cartographicToCartesian(y,A);return t.Cartesian3.pack(E,d,p-3),d},c.generateCartesianArc=function(e){const a=c.generateArc(e),n=a.length/3,i=new Array(n);for(let e=0;e<n;e++)i[e]=t.Cartesian3.unpack(a,3*e);return i},c.generateCartesianRhumbArc=function(e){const a=c.generateRhumbArc(e),n=a.length/3,i=new Array(n);for(let e=0;e<n;e++)i[e]=t.Cartesian3.unpack(a,3*e);return i};var G=c;e.PolylinePipeline=G}));
    26.