OpenSource
/
dc-sdk
zrcadlo https://github.com/dvt3d/dc-sdk


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width,initial-scale=1.0">
  <title>dc-example</title>
  <script src='/libs/dc-sdk/dc.base.min.js'></script>
  <script src='/libs/dc-sdk/dc.core.min.js'></script>
  <script>DC.baseUrl='../libs/dc-sdk/resources/'</script>
  <link href='/libs/dc-sdk/dc.core.min.css' type='text/css' rel='stylesheet'>
  <link href='../index.css' type='text/css' rel='stylesheet'>
  <style>
    *{
      margin: 0;
      padding: 0;
    }
    html,body,#viewer-container{
      width: 100%;
      height: 100%;
      overflow: hidden;
    }
  </style>
</head>

<body>

<div id="viewer-container">
  <div class="btn-box">
    <ul>
      <li><button onclick="start()">开始</button></li>
      <li><button onclick="stop()">结束</button></li>
    </ul>
  </div>
</div>
<script>
  let viewer = undefined
  let circleScan =undefined

  function start(){
    circleScan.start()
  }

  function stop(){
    circleScan.stop()
  }

  function initViewer() {
    viewer = new DC.Viewer('viewer-container').setOptions({
      globe: {
        depthTestAgainstTerrain: true // 当前示例中的Shader渲染需要开启深度检测，并在无地形时效果好些。
      }
    })
    let baselayer = DC.ImageryLayerFactory.createAmapImageryLayer({
      style: 'img',
      crs:'WGS84'
    })
    viewer.addBaseLayer(baselayer)
    let layer = new DC.TilesetLayer('layer')
    viewer.addLayer(layer)
    let style = new DC.TilesetStyle()
    style.color = {
      conditions: [
        ['${Height} >= 300', 'rgba(45, 0, 75, 0.5)'],
        ['${Height} >= 200', 'rgb(102, 71, 151)'],
        ['${Height} >= 100', 'rgb(170, 162, 204)'],
        ['${Height} >= 50', 'rgb(224, 226, 238)'],
        ['${Height} >= 25', 'rgb(252, 230, 200)'],
        ['${Height} >= 10', 'rgb(248, 176, 87)'],
        ['${Height} >= 5', 'rgb(198, 106, 11)'],
        ['true', 'rgb(127, 59, 8)']
      ]
    }
    let tileset = new DC.Tileset(
      'http://resource.dvgis.cn/data/3dtiles/ljz/tileset.json'
    ).setStyle(style)
    layer.addOverlay(tileset)
    circleScan = new DC.CircleScan(viewer,'121.489206,31.241320', 1000,{
      speed: 3
    }) // 扫描圈
    viewer.flyToPosition(new DC.Position(121.491415, 31.208443, 1954.04, 0, -28))
  }
  DC.ready(initViewer)
</script>
</body>
</html>