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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8">
  5. <meta name="viewport" content="width=device-width,initial-scale=1.0">
  6. <title>dc-example</title>
  7. <script src='/libs/dc-sdk/dc.min.js'></script>
  8. <script src="../dat.gui.min.js"></script>
  9. <link href='/libs/dc-sdk/dc.min.css' type='text/css' rel='stylesheet'>
  10. <link href='../index.css' type='text/css' rel='stylesheet'>
  11. </head>
  12. <body>
  13. <div id="viewer-container" class="viewer-container"></div>
  14. <script>
  15. let viewer = undefined
  16. function generatePosition(num) {
  17. let list = []
  18. for (let i = 0; i < num; i++) {
  19. let lng = 121.48339987478337 + Math.random() * 0.05
  20. let lat = 31.220954026657488 + Math.random() * 0.05
  21. list.push(new DC.Position(lng, lat))
  22. }
  23. return list
  24. }
  25. function initViewer() {
  26. viewer = new DC.Viewer('viewer-container')
  27. let baseLayer = DC.ImageryLayerFactory.createAmapImageryLayer()
  28. baseLayer.defaultBrightness= 0.2
  29. viewer.addBaseLayer( baseLayer)
  30. let buildingLayer = new DC.TilesetLayer('building-layer').addTo(viewer)
  31. let tileset = new DC.Tileset(
  32. '//resource.dvgis.cn/data/3dtiles/ljz/tileset.json'
  33. )
  34. buildingLayer.addOverlay(tileset)
  35. setTimeout(()=>{
  36. let layer = new DC.HeatLayer('layer',{
  37. useGround: true
  38. })
  39. viewer.addLayer(layer)
  40. layer.setPositions(generatePosition(10000))
  41. })
  42. viewer.flyToPosition("121.45765915248303,31.202070402003816,2301.94,44.95,-23.06")
  43. }
  44. DC.ready({
  45. baseUrl:'../libs/dc-sdk/resources/'
  46. }).then(initViewer)
  47. </script>
  48. </body>
  49. </html>