learning_cesium/Build168/Cesium/Workers/PolylinePipeline-3852f7d2.js

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2024-03-19 18:06:25 +08:00
define(["exports","./when-c2e8ef35","./Check-c4f3a3fc","./Math-d30358ed","./Cartesian2-e875d9d2","./Transforms-44592b02","./IntersectionTests-ef7d18d8","./Plane-2d882f9f","./EllipsoidRhumbLine-5134246a","./EllipsoidGeodesic-19bdf744"],function(a,T,e,w,P,v,m,y,A,r){"use strict";var E={numberOfPoints:function(a,e,r){var t=P.Cartesian3.distance(a,e);return Math.ceil(t/r)},numberOfPointsRhumbLine:function(a,e,r){var t=Math.pow(a.longitude-e.longitude,2)+Math.pow(a.latitude-e.latitude,2);return Math.ceil(Math.sqrt(t/(r*r)))}},o=new P.Cartographic;E.extractHeights=function(a,e){for(var r=a.length,t=new Array(r),i=0;i<r;i++){var n=a[i];t[i]=e.cartesianToCartographic(n,o).height}return t};var S=new v.Matrix4,b=new P.Cartesian3,R=new P.Cartesian3,M=new y.Plane(P.Cartesian3.UNIT_X,0),D=new P.Cartesian3,G=new y.Plane(P.Cartesian3.UNIT_X,0),x=new P.Cartesian3,N=new P.Cartesian3,I=[];function k(a,e,r){var t,i=I;if(i.length=a,e===r){for(t=0;t<a;t++)i[t]=e;return i}var n=(r-e)/a;for(t=0;t<a;t++){var o=e+t*n;i[t]=o}return i}var V=new P.Cartographic,L=new P.Cartographic,_=new P.Cartesian3,O=new P.Cartesian3,B=new P.Cartesian3,U=new r.EllipsoidGeodesic,z=new A.EllipsoidRhumbLine;function X(a,e,r,t,i,n,o,s){var c=t.scaleToGeodeticSurface(a,O),l=t.scaleToGeodeticSurface(e,B),u=E.numberOfPoints(a,e,r),h=t.cartesianToCartographic(c,V),f=t.cartesianToCartographic(l,L),d=k(u,i,n);U.setEndPoints(h,f);var C=U.surfaceDistance/u,g=s;h.height=i;var p=t.cartographicToCartesian(h,_);P.Cartesian3.pack(p,o,g),g+=3;for(var v=1;v<u;v++){var m=U.interpolateUsingSurfaceDistance(v*C,L);m.height=d[v],p=t.cartographicToCartesian(m,_),P.Cartesian3.pack(p,o,g),g+=3}return g}function q(a,e,r,t,i,n,o,s){var c=t.scaleToGeodeticSurface(a,O),l=t.scaleToGeodeticSurface(e,B),u=t.cartesianToCartographic(c,V),h=t.cartesianToCartographic(l,L),f=E.numberOfPointsRhumbLine(u,h,r),d=k(f,i,n);z.ellipsoid.equals(t)||(z=new A.EllipsoidRhumbLine(void 0,void 0,t)),z.setEndPoints(u,h);var C=z.surfaceDistance/f,g=s;u.height=i;var p=t.cartographicToCartesian(u,_);P.Cartesian3.pack(p,o,g),g+=3;for(var v=1;v<f;v++){var m=z.interpolateUsingSurfaceDistance(v*C,L);m.height=d[v],p=t.cartographicToCartesian(m,_),P.Cartesian3.pack(p,o,g),g+=3}return g}E.wrapLongitude=function(a,e){var r=[],t=[];if(T.defined(a)&&0<a.length){e=T.defaultValue(e,v.Matrix4.IDENTITY);var i=v.Matrix4.inverseTransformation(e,S),n=v.Matrix4.multiplyByPoint(i,P.Cartesian3.ZERO,b),o=P.Cartesian3.normalize(v.Matrix4.multiplyByPointAsVector(i,P.Cartesian3.UNIT_Y,R),R),s=y.Plane.fromPointNormal(n,o,M),c=P.Cartesian3.normalize(v.Matrix4.multiplyByPointAsVector(i,P.Cartesian3.UNIT_X,D),D),l=y.Plane.fromPointNormal(n,c,G),u=1;r.push(P.Cartesian3.clone(a[0]));for(var h=r[0],f=a.length,d=1;d<f;++d){var C=a[d];if(y.Plane.getPointDistance(l,h)<0||y.Plane.getPointDistance(l,C)<0){var g=m.IntersectionTests.lineSegmentPlane(h,C,s,x);if(T.defined(g)){var p=P.Cartesian3.multiplyByScalar(o,5e-9,N);y.Plane.getPointDistance(s,h)<0&&P.Cartesian3.negate(p,p),r.push(P.Cartesian3.add(g,p,new P.Cartesian3)),t.push(u+1),P.Cartesian3.negate(p,p),r.push(P.Cartesian3.add(g,p,new P.Cartesian3)),u=1}}r.push(P.Cartesian3.clone(a[d])),u++,h=C}t.push(u)}return{positions:r,lengths:t}},E.generateArc=function(a){T.defined(a)||(a={});var e=a.positions,r=e.length,t=T.defaultValue(a.ellipsoid,P.Ellipsoid.WGS84),i=T.defaultValue(a.height,0),n=Array.isArray(i);if(r<1)return[];if(1===r){var o=t.scaleToGeodeticSurface(e[0],O);if(0!==(i=n?i[0]:i)){var s=t.geodeticSurfaceNormal(o,_);P.Cartesian3.multiplyByScalar(s,i,s),P.Cartesian3.add(o,s,o)}return[o.x,o.y,o.z]}var c=a.minDistance;if(!T.defined(c)){var l=T.defaultValue(a.granularity,w.CesiumMath.RADIANS_PER_DEGREE);c=w.CesiumMath.chordLength(l,t.maximumRadius)}var u,h=0;for(u=0;u<r-1;u++)h+=E.numberOfPoints(e[u],e[u+1],c);var f=3*(h+1),d=new Array(f),C=0;for(u=0;u<r-1;u++){C=X(e[u],e[u+1],c,t,n?i[u]:i,n?i[u+1]:i,d,C)}I.length=0;var g=e[r-1],p=t.cartesianToCartographic(g,V);p.height=n?i[r-1]:i;var v=t.cartographicToCartesian(p,_);return P.Cartesian3.pack(v,d,f-3),d};var W=new P.Cartographic,Y=new P.Cartographic