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IApplication app = null;
Scene scene = null;
SceneControl sceneCtrl = null;
Document doc = null;

this.app.WorkSpaceEngine.BeginUpdateTree();
this.doc = this.app.Document;
this.scene = new Scene();
//doc.GetScenes().RemoveAll();

Server svr = new Server();
svr.Connect("MapGISLocalPlus", "", "");

RasterDataSet rasSet = new RasterDataSet();
bool rst = rasSet.Open(@"gdbp://MapGISLocalPlus/sample/ras/n08e116", RasAccessType.RasAccessType_ReadOnly);

if (rst)
{
    TerrainLayer terrainLayer = new TerrainLayer();
    terrainLayer.URL = rasSet.URL;
    terrainLayer.Name = rasSet.ClsName;
    terrainLayer.ConnectData();
    scene.Name = "三维动态";
    scene.Append(terrainLayer);
    scene.ActiveLayer = terrainLayer;
    scene.Mode = SceneMode.GLOBE;
}
doc.GetScenes().Append(scene);

this.app.WorkSpaceEngine.EndUpdateTree();

//打开场景 —— MapGIS.WorkSpace.Style.dll
PreviewScene ps = new PreviewScene();
ps.OnCreate(app.WorkSpaceEngine);
ps.OnClick(scene);

sceneCtrl = app.WorkSpaceEngine.GetSceneControl(scene);

rasSet.Close();
svr.DisConnect();