User Tools

Site Tools


api:dk11:net:tatukgis.ndk.tgis_demoperationflowdir

TGIS_DemOperationFlowDir class

DK11 for .NET | TatukGIS.NDK.TGIS_DemOperationFlowDir | Classes | Constructors | Fields | Methods

Generate a flow directions map from elevation raster.

Available also on: Delphi | Java | ActiveX.

Syntax

// C#
public class TGIS_DemOperationFlowDir : TGIS_DemOperation
{
}
' VisualBasic
Public Class TGIS_DemOperationFlowDir
  Inherits TGIS_DemOperation
End Class
// Oxygene
type
  TGIS_DemOperationFlowDir = public class( TGIS_DemOperation )
  end;

Inheritance

Constructors

Inherited Overrides Protected
Name Visibility Description
TGIS_DemOperationFlowDir() public Constructor.
(Overrides TGIS_DemOperation.TGIS_DemOperation())

Fields

Inherited Protected
Name Visibility Description
DWindow protected Data window to process.
(Inherited from TGIS_DemOperation)
NoDataValue protected Value for no data.
(Inherited from TGIS_DemOperation)
Scale protected The ratio of vertical units to horizontal.
(Inherited from TGIS_DemOperation)
XRes protected Width resolution.
(Inherited from TGIS_DemOperation)
YRes protected Height resolution.
(Inherited from TGIS_DemOperation)

Methods

Inherited Overrides Protected
Name Visibility Description
Description public Get operation description.
(Inherited from TGIS_DemOperation)
Prepare public Prepare operation.
(Inherited from TGIS_DemOperation)
Run public Run operation.
(Overrides TGIS_DemOperation.Run)

Remarks

All 8 adjacent directions at a given point can be described using the eight-direction pour point model. Values are coded : 32 64 128 16 x 1 8 4 2

References

2019/01/25 17:01