SAGA-GIS Tool Library Documentation (v7.2.0)

Tool 07: Extended neighbourhoods - catchment areas (trace flow)

Extended Neighbourhoods - Catchment areas.
(c) 2003 by Olaf Conrad, Goettingen
email: oconrad@gwdg.de

Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevation gridGrid (input)ELEVATIONThis must be your input data of type grid.-
OutputCatchment areaGrid (output)AREAThis will contain your output data of type grid.-
Flow Path LengthGrid (output)LENGTHThis will contain your output data of type grid.-
OptionsGrid systemGrid systemPARAMETERS_GRID_SYSTEM--
StepIntegerSTEPSkip cells (step value).Minimum: 1
Default: 1
MethodChoiceMETHODChoose a methodAvailable Choices:
[0] Needs less memory, but is slow
[1] Needs more memory, but is quicker
Default: 0
Single CellBooleanONECELLSet 'false' to execute the calculation for each point in grid. Set 'true' tu calculate the flow of one single cell.Default: 0
X PositionIntegerXCELL-Default: 0
Y PositionIntegerYCELL-Default: 0

Command-line

Usage: saga_cmd garden_learn_to_program 6 [-ELEVATION <str>] [-AREA <str>] [-LENGTH <str>] [-STEP <num>] [-METHOD <str>] [-ONECELL <str>] [-XCELL <num>] [-YCELL <num>]
  -ELEVATION:<str>	Elevation grid
	Grid (input)
  -AREA:<str>     	Catchment area
	Grid (output)
  -LENGTH:<str>   	Flow Path Length
	Grid (output)
  -STEP:<num>     	Step
	Integer
	Minimum: 1
	Default: 1
  -METHOD:<str>   	Method
	Choice
	Available Choices:
	[0] Needs less memory, but is slow
	[1] Needs more memory, but is quicker
	Default: 0
  -ONECELL:<str>  	Single Cell
	Boolean
	Default: 0
  -XCELL:<num>    	X Position
	Integer
	Default: 0
  -YCELL:<num>    	Y Position
	Integer
	Default: 0