cesium-study
/
12.修改3dtiles在天上飘的问题.html

<!DOCTYPE html>
<html lang="en">
<head>
    <!-- Use correct character set. -->
    <meta charset="utf-8" />
    <!-- Tell IE to use the latest, best version. -->
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <!-- Make the application on mobile take up the full browser screen and disable user scaling. -->
    <meta name="viewport"
          content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no" />
    <title>Hello World!</title>
    <script src="Build/Cesium/Cesium.js"></script>
    <script src="js/jquery.min.js"></script>
    <style>
        @import url(Build/Cesium/Widgets/widgets.css);

        html,
        body,
        #cesiumContainer {
            width: 100%;
            height: 100%;
            margin: 0;
            padding: 0;
            overflow: hidden;
        }
    </style>
</head>
<body>
    <div id="cesiumContainer"></div>
    <script>

        //创建一个基本地球
        viewer = new Cesium.Viewer("cesiumContainer", {
            imageryProvider: new Cesium.OpenStreetMapImageryProvider({
                url: 'https://a.tile.openstreetmap.org/'
            }),
            animation: false, //动画控制，默认true （图中1）
            baseLayerPicker: false,//地图切换控件(底图以及地形图)是否显示,默认显示true  （图中6）
            fullscreenButton: true,//全屏按钮,默认显示true  （图中4）
            geocoder: false,//地名查找,默认true  （图中9）
            timeline: false,//时间线,默认true  （图中3）
            vrButton: false,//双屏模式,默认不显示false
            homeButton: true,//主页按钮，默认true  （图中8）
            infoBox: false,//点击要素之后显示的信息,默认true
            selectionIndicator: true//选中元素显示,默认true
        });
        viewer.cesiumWidget.creditContainer.style.display = "none";//去cesium logo水印


        //添加数据

        //添加文字
        viewer.entities.add({
            name: '文字',
            position: Cesium.Cartesian3.fromDegrees(111.5652101, 38.70350851),
            label: {
                text: '看这里',
                font: '19px Helvetica',
                style: Cesium.LabelStyle.FILL_AND_OUTLINE,
                fillColor: Cesium.Color.AZURE,
                outlineColor: Cesium.Color.BLACK,
                outlineWidth: 3,
                verticalOrigin: Cesium.VerticalOrigin.BOTTOM, //垂直方向以底部来计算标签的位置
            }
        });


        //添加3dtiles
        var tileset = viewer.scene.primitives.add(new Cesium.Cesium3DTileset({
            url: '测试辅助文件/体育场瓦片模型/3dTiles.json', //数据路径
            maximumScreenSpaceError: 2, //最大的屏幕空间误差
            maximumNumberOfLoadedTiles: 1000, //最大加载瓦片个数
            //modelMatrix: m //形状矩阵
        }));


        var x = -234;
        var y = -1387;
        var z = -590;
        //  创建平移矩阵方法一
        var m = Cesium.Matrix4.fromArray([
            1.0, 0.0, 0.0, 0.0,
            0.0, 1.0, 0.0, 0.0,
            0.0, 0.0, 1.0, 0.0,
            x, y, z, 1.0
        ]);

        //创建平移矩阵方法二
        var translation = Cesium.Cartesian3.fromArray([x, y, z]);
        m = Cesium.Matrix4.fromTranslation(translation);

        //生效
        tileset.modelMatrix = m;


        var boundingSphere = new Cesium.BoundingSphere(Cesium.Cartesian3.fromDegrees(111.5652101, 38.70350851, 1297.500143), 143.6271004);

        viewer.camera.flyToBoundingSphere(boundingSphere, { duration: 0 });


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