learning_cesium/Build168/Cesium/Workers/createVectorTilePoints.js

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2024-03-19 18:06:25 +08:00
define(["./when-c2e8ef35","./Check-c4f3a3fc","./Math-d30358ed","./Cartesian2-e875d9d2","./AttributeCompression-6cb5b251","./createTaskProcessorWorker"],function(e,a,v,y,A,r){"use strict";var M=32767,R=new y.Cartographic,x=new y.Cartesian3,D=new y.Rectangle,E=new y.Ellipsoid,F={min:void 0,max:void 0};return r(function(e,a){var r=new Uint16Array(e.positions);!function(e){e=new Float64Array(e);var a=0;F.min=e[a++],F.max=e[a++],y.Rectangle.unpack(e,a,D),a+=y.Rectangle.packedLength,y.Ellipsoid.unpack(e,a,E)}(e.packedBuffer);var t=D,n=E,i=F.min,s=F.max,o=r.length/3,c=r.subarray(0,o),u=r.subarray(o,2*o),p=r.subarray(2*o,3*o);A.AttributeCompression.zigZagDeltaDecode(c,u,p);for(var f=new Float64Array(r.length),h=0;h<o;++h){var l=c[h],d=u[h],m=p[h],C=v.CesiumMath.lerp(t.west,t.east,l/M),g=v.CesiumMath.lerp(t.south,t.north,d/M),b=v.CesiumMath.lerp(i,s,m/M),w=y.Cartographic.fromRadians(C,g,b,R),k=n.cartographicToCartesian(w,x);y.Cartesian3.pack(k,f,3*h)}return a.push(f.buffer),{positions:f.buffer}})});