SAGA 9.4.2 | Tool Library Documentation

Basic Terrain Analysis


Description

A selection of basic parameters and objects to be derived from a Digital Terrain Model using standard settings.


Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevationgrid, inputELEVATION--
OutputAnalytical Hillshadinggrid, outputSHADE--
Slopegrid, outputSLOPE--
Aspectgrid, outputASPECT--
Plan Curvaturegrid, outputHCURV--
Profile Curvaturegrid, outputVCURV--
Convergence Indexgrid, outputCONVERGENCE--
Closed Depressionsgrid, outputSINKS--
Total Catchment Areagrid, outputFLOW--
Topographic Wetness Indexgrid, outputWETNESS--
LS-Factorgrid, outputLSFACTOR--
Channel Networkshapes, outputCHANNELS--
Drainage Basinsshapes, outputBASINS--
Channel Network Base Levelgrid, outputCHNL_BASE--
Channel Network Distancegrid, outputCHNL_DIST--
Valley Depthgrid, outputVALL_DEPTH--
Relative Slope Positiongrid, outputRSP--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
Channel Densityinteger numberTHRESHOLDStrahler order to begin a channel.Minimum: 1 Default: 5

Command Line


Usage: saga_cmd ta_compound 0 [-ELEVATION ] [-SHADE ] [-SLOPE ] [-ASPECT ] [-HCURV ] [-VCURV ] [-CONVERGENCE ] [-SINKS ] [-FLOW ] [-WETNESS ] [-LSFACTOR ] [-CHANNELS ] [-BASINS ] [-CHNL_BASE ] [-CHNL_DIST ] [-VALL_DEPTH ] [-RSP ] [-THRESHOLD ]
  -ELEVATION:  	Elevation
	grid, input
  -SHADE:      	Analytical Hillshading
	grid, output
  -SLOPE:      	Slope
	grid, output
  -ASPECT:     	Aspect
	grid, output
  -HCURV:      	Plan Curvature
	grid, output
  -VCURV:      	Profile Curvature
	grid, output
  -CONVERGENCE:	Convergence Index
	grid, output
  -SINKS:      	Closed Depressions
	grid, output
  -FLOW:       	Total Catchment Area
	grid, output
  -WETNESS:    	Topographic Wetness Index
	grid, output
  -LSFACTOR:   	LS-Factor
	grid, output
  -CHANNELS:   	Channel Network
	shapes, output
  -BASINS:     	Drainage Basins
	shapes, output
  -CHNL_BASE:  	Channel Network Base Level
	grid, output
  -CHNL_DIST:  	Channel Network Distance
	grid, output
  -VALL_DEPTH: 	Valley Depth
	grid, output
  -RSP:        	Relative Slope Position
	grid, output
  -THRESHOLD:  	Channel Density
	integer number
	Minimum: 1
	Default: 5