jumpjack

var viewer = new Cesium.Viewer('cesiumContainer', {
    selectionIndicator : false,
    infoBox : false,
    sceneMode : Cesium.SceneMode.SCENE2D
});
var scene = viewer.scene;
var ellipsoid = scene.globe.ellipsoid;
var geodesic = new Cesium.EllipsoidGeodesic();