SAGA 9.4.2 | Tool Library Documentation

Wind Shelter Index


Description

This tool reimplements the Wind Shelter Index proposed by Plattner et al. (2004), that has originally been implemented within the RSAGA package.


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevationgrid, inputELEVATION--
OutputWind Shelter Indexgrid, outputSHELTER--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
UnitchoiceUNIT-Available Choices: [0] degree [1] radians Default: 0
Wind Directionfloating point numberDIRECTIONThe direction [degree] into which the wind blows.Default: 135.000000
Tolerancefloating point numberTOLERANCEThe tolerance angle [degree] to the left and right of the direction angle.Minimum: 0.000000 Maximum: 90.000000 Default: 5.000000
Distancefloating point numberDISTANCE[cells]Minimum: 1.000000 Default: 5.000000
Quantilefloating point numberQUANTILESet quantile to one to get the maximum slope angle.Minimum: 0.000000 Maximum: 1.000000 Default: 1.000000
Include Negative SlopesbooleanNEGATIVES-Default: 0
MethodchoiceMETHOD-Available Choices: [0] windward [1] leeward Default: 0

Command Line


Usage: saga_cmd ta_morphometry 29 [-ELEVATION ] [-SHELTER ] [-UNIT ] [-DIRECTION ] [-TOLERANCE ] [-DISTANCE ] [-QUANTILE ] [-NEGATIVES ] [-METHOD ]
  -ELEVATION:   	Elevation
	grid, input
  -SHELTER:     	Wind Shelter Index
	grid, output
  -UNIT:        	Unit
	choice
	Available Choices:
	[0] degree
	[1] radians
	Default: 0
  -DIRECTION:	Wind Direction
	floating point number
	Default: 135.000000
  -TOLERANCE:	Tolerance
	floating point number
	Minimum: 0.000000
	Maximum: 90.000000
	Default: 5.000000
  -DISTANCE: 	Distance
	floating point number
	Minimum: 1.000000
	Default: 5.000000
  -QUANTILE: 	Quantile
	floating point number
	Minimum: 0.000000
	Maximum: 1.000000
	Default: 1.000000
  -NEGATIVES:   	Include Negative Slopes
	boolean
	Default: 0
  -METHOD:      	Method
	choice
	Available Choices:
	[0] windward
	[1] leeward
	Default: 0