Create a raster of accumulative costs from two input accumulative cost GeoDataset's.
[C#]
/// <summary> /// Create a raster of accumulative costs from two input accumulative cost GeoDataset's. /// </summary> /// <param name="geoDataset_1">An IGeoDataset interface that has accumulated cost cells from IDistance.CostDistance or other cost methods.</param> /// <param name="geoDataset_2">An IGeoDataset interface that has accumulated cost cells from IDistance.CostDistance or other cost methods.</param> /// <returns>An IGeoDataset interface that is the sum of the two input accumulative cost rasters.</returns> /// <remarks> /// Note: the input geoDataset's must be of Type IRaster, IRasterDataset, IRasterBand, or IRasterDescriptor. /// /// For information about the IDistanceOp.Corridor Method see: /// http://edndoc.esri.com/arcobjects/9.2/ComponentHelp/esriSpatialAnalyst/IDistanceOp_Corridor.htm /// /// For more information on working with the ArcGIS Spatial Anaylst objects see: /// http://edndoc.esri.com/arcobjects/9.2/CPP_VB6_VBA_VCPP_Doc/COM/VB6/working/work_rasters/sptl_analyst_objs.htm /// </remarks> public ESRI.ArcGIS.Geodatabase.IGeoDataset CreateDistanceOpCorridorRaster(ESRI.ArcGIS.Geodatabase.IGeoDataset geoDataset_1, ESRI.ArcGIS.Geodatabase.IGeoDataset geoDataset_2) { if ((geoDataset_1 is ESRI.ArcGIS.Geodatabase.IRaster | geoDataset_1 is ESRI.ArcGIS.Geodatabase.IRasterDataset | geoDataset_1 is ESRI.ArcGIS.DataSourcesRaster.IRasterBand | geoDataset_1 is ESRI.ArcGIS.GeoAnalyst.IRasterDescriptor) & (geoDataset_2 is ESRI.ArcGIS.Geodatabase.IRaster | geoDataset_2 is ESRI.ArcGIS.Geodatabase.IRasterDataset | geoDataset_2 is ESRI.ArcGIS.DataSourcesRaster.IRasterBand | geoDataset_2 is ESRI.ArcGIS.GeoAnalyst.IRasterDescriptor)) { // Create the RasterDistanceOp object ESRI.ArcGIS.SpatialAnalyst.IDistanceOp distanceOp = new ESRI.ArcGIS.SpatialAnalyst.RasterDistanceOpClass(); // Declare the output raster object ESRI.ArcGIS.Geodatabase.IGeoDataset geoDataset_output = distanceOp.Corridor(geoDataset_1, geoDataset_2); return geoDataset_output; } else { //Invalid type of GeoDataset for this process return null; } }
[Visual Basic .NET]
''' <summary> ''' Create a raster of accumulative costs from two input accumulative cost GeoDataset's. ''' </summary> ''' <param name="geoDataset_1">An IGeoDataset interface that has accumulated cost cells from IDistance.CostDistance or other cost methods.</param> ''' <param name="geoDataset_2">An IGeoDataset interface that has accumulated cost cells from IDistance.CostDistance or other cost methods.</param> ''' <returns>An IGeoDataset interface that is the sum of the two input accumulative cost rasters.</returns> ''' <remarks> ''' Note: the input geoDataset's must be of Type IRaster, IRasterDataset, IRasterBand, or IRasterDescriptor. ''' ''' For information about the IDistanceOp.Corridor Method see: ''' http://edndoc.esri.com/arcobjects/9.2/ComponentHelp/esriSpatialAnalyst/IDistanceOp_Corridor.htm ''' ''' For more information on working with the ArcGIS Spatial Anaylst objects see: ''' http://edndoc.esri.com/arcobjects/9.2/CPP_VB6_VBA_VCPP_Doc/COM/VB6/working/work_rasters/sptl_analyst_objs.htm ''' </remarks> Public Function CreateDistanceOpCorridorRaster(ByVal geoDataset_1 As ESRI.ArcGIS.Geodatabase.IGeoDataset, ByVal geoDataset_2 As ESRI.ArcGIS.Geodatabase.IGeoDataset) As ESRI.ArcGIS.Geodatabase.IGeoDataset If (TypeOf geoDataset_1 Is ESRI.ArcGIS.Geodatabase.IRaster _ Or TypeOf geoDataset_1 Is ESRI.ArcGIS.Geodatabase.IRasterDataset _ Or TypeOf geoDataset_1 Is ESRI.ArcGIS.DataSourcesRaster.IRasterBand _ Or TypeOf geoDataset_1 Is ESRI.ArcGIS.GeoAnalyst.IRasterDescriptor) _ And (TypeOf geoDataset_2 Is ESRI.ArcGIS.Geodatabase.IRaster _ Or TypeOf geoDataset_2 Is ESRI.ArcGIS.Geodatabase.IRasterDataset _ Or TypeOf geoDataset_2 Is ESRI.ArcGIS.DataSourcesRaster.IRasterBand _ Or TypeOf geoDataset_2 Is ESRI.ArcGIS.GeoAnalyst.IRasterDescriptor) Then ' Create the RasterDistanceOp object Dim distanceOp As ESRI.ArcGIS.SpatialAnalyst.IDistanceOp = New ESRI.ArcGIS.SpatialAnalyst.RasterDistanceOpClass ' Declare the output raster object Dim geoDataset_output As ESRI.ArcGIS.Geodatabase.IGeoDataset = distanceOp.Corridor(geoDataset_1, geoDataset_2) Return geoDataset_output Else 'Invalid type of GeoDataset for this process Return Nothing End If End Function