ArcEngine可视分析

 

ArcEngine可视分析

IRasterLayer pRasterLayer = new RasterLayerClass();

pRasterLayer = (IRasterLayer)SC1.Scene.get_Layer(1);//Raster图层

IRaster pRaster = pRasterLayer.Raster;

ISurfaceOp pSurfaceOp = new RasterSurfaceOpClass(); 

ILayer pLayer = SC1.Scene.get_Layer(0);             //点图层

IFeatureLayer pFeatureLayer = (IFeatureLayer)pLayer;

IGeoDataset pObservers = (IGeoDataset)pFeatureLayer .FeatureClass;

IGeoDataset pGeoDataset = pSurfaceOp.Visibility((IGeoDataset)pRaster,pObservers, esriGeoAnalysisVisibilityEnum.esriGeoAnalysisVisibilityFrequency);

IRasterLayer pNewRasterLayer = new RasterLayerClass();

IRaster pNewRaster = new ESRI.ArcGIS.DataSourcesRaster.Raster();

pNewRaster = (IRaster)pGeoDataset;

pNewRasterLayer.CreateFromRaster(pNewRaster);

pNewRasterLayer.Name = "透视图";

SC1.Scene.AddLayer(pNewRasterLayer, false);