版本：9.1.0
三维飞行定位

根据三维坐标点飞行定位。
   <!DOCTYPE html>
   <html>
   <head>
       <meta charset="utf-8"/>
       <title>三维飞行定位</title>
       <meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no"/>
       <style>
           body {
               margin: 0;
               padding: 0;
           }
   
           #map {
               position: absolute;
               top: 0;
               bottom: 0;
               width: 100%;
           }
  
            .btn-group {
                   position: absolute;
                   top: 20px;
                   left: 20px;
               }
       </style>
       <script src="https://delivery.mapmost.com/cdn/sdk/webgl/v9.1.0/mapmost-webgl-min.js"></script>
   </head>
   <body>
   <div id="map"></div>
   <script>
      var map = new mapmost.Map({
       container: 'map',  
       style: "<your style url>", 
       center: [120.74603465203592, 31.30605899929158], 
       zoom: 17, 
       pitch: 60,
       userId: '***', // 授权码 
        env3D: {
            exposure: 1,
            envMap: '../example_data/hdr/WhiteBG_Ref_1K.hdr'
        } 
     });
   
    let Cube, modelLayer;
    map.on('load', function () {
        let models_obj = ["../example_data/Olympic.glb"].map(item => ({
            type: 'glb',
            url: item
        }));

        let options = {
            id: 'model_id',
            type: 'model',
            models: models_obj,
            center: [120.74603465203592, 31.30605899929158, 0.0],
            callback: function (group, layer) {
                modelLayer = layer;
            }
        };
        map.addLayer(options);
    })

    function changeViewer() {
        let coordinate = [120.74603465203592, 31.30605899929158, 80.0]
        if (!Cube) {
            // 创建小方块
            Cube = modelLayer.addPoints({
                type: "cube",
                size: 1,
                color: 0x0000ff,
                opacity: 0.9,
                data: [{
                    coordinate: coordinate
                }]
            });
        }

        map.flyTo({
            center: coordinate,
            zoom: 18,
            bearing: 40,
            pitch: 60,
            speed: 1,
            curve: 1,
            easing(t) {
                return t;
            }
        });
    }

   
   </script>
   </body>
   </html>