摘要： ISceneGraph scenegraph = SC1.SceneGraph; IScene scene = scenegraph.Scene; ILayer layer = scene.get_Layer(1); IRasterLayer rlayer = layer as IRasterLayer; IRasterSurface rsurface = new RasterSurface(); IRaster raster = (IRaster)rlayer.Raster; IRasterBandCollection rasterbands = raster as IRasterBandC 阅读全文