createVectorTilePoints.js 1.9 KB

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  1. /**
  2. * @license
  3. * Cesium - https://github.com/CesiumGS/cesium
  4. * Version 1.110.1
  5. *
  6. * Copyright 2011-2022 Cesium Contributors
  7. *
  8. * Licensed under the Apache License, Version 2.0 (the "License");
  9. * you may not use this file except in compliance with the License.
  10. * You may obtain a copy of the License at
  11. *
  12. * http://www.apache.org/licenses/LICENSE-2.0
  13. *
  14. * Unless required by applicable law or agreed to in writing, software
  15. * distributed under the License is distributed on an "AS IS" BASIS,
  16. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17. * See the License for the specific language governing permissions and
  18. * limitations under the License.
  19. *
  20. * Columbus View (Pat. Pend.)
  21. *
  22. * Portions licensed separately.
  23. * See https://github.com/CesiumGS/cesium/blob/main/LICENSE.md for full licensing details.
  24. */
  25. import{a as x}from"./chunk-N6UO7CHL.js";import{a as w}from"./chunk-CAKU43HZ.js";import{c}from"./chunk-GMFQULD7.js";import"./chunk-IS523WNE.js";import{a as h,b as l,c as p}from"./chunk-4ZQSV4FU.js";import{a as i}from"./chunk-CLQ5X6HS.js";import"./chunk-6Y3U6IMI.js";import"./chunk-7DENS74L.js";import"./chunk-FOJGNIAW.js";import"./chunk-UGI536VH.js";import"./chunk-BQUQ5TPM.js";var u=32767,F=new l,L=new h,b=new c,y=new p,a={min:void 0,max:void 0};function V(t){t=new Float64Array(t);let o=0;a.min=t[o++],a.max=t[o++],c.unpack(t,o,b),o+=c.packedLength,p.unpack(t,o,y)}function z(t,o){let s=new Uint16Array(t.positions);V(t.packedBuffer);let e=b,C=y,A=a.min,P=a.max,n=s.length/3,f=s.subarray(0,n),g=s.subarray(n,2*n),d=s.subarray(2*n,3*n);w.zigZagDeltaDecode(f,g,d);let m=new Float64Array(s.length);for(let r=0;r<n;++r){let k=f[r],E=g[r],H=d[r],M=i.lerp(e.west,e.east,k/u),R=i.lerp(e.south,e.north,E/u),T=i.lerp(A,P,H/u),v=l.fromRadians(M,R,T,F),D=C.cartographicToCartesian(v,L);h.pack(D,m,r*3)}return o.push(m.buffer),{positions:m.buffer}}var G=x(z);export{G as default};