Tool Basic Terrain Analysis
A selection of basic parameters and objects to be derived from a Digital Terrain Model using standard settings.
- Author: O.Conrad (c) 2005
- Menu: Terrain Analysis
Parameters
Name | Type | Identifier | Description | Constraints | |
---|---|---|---|---|---|
Input | Elevation | Grid, input | ELEVATION | - | - |
Output | Analytical Hillshading | Grid, output | SHADE | - | - |
Slope | Grid, output | SLOPE | - | - | |
Aspect | Grid, output | ASPECT | - | - | |
Plan Curvature | Grid, output | HCURV | - | - | |
Profile Curvature | Grid, output | VCURV | - | - | |
Convergence Index | Grid, output | CONVERGENCE | - | - | |
Closed Depressions | Grid, output | SINKS | - | - | |
Total Catchment Area | Grid, output | FLOW | - | - | |
Topographic Wetness Index | Grid, output | WETNESS | - | - | |
LS-Factor | Grid, output | LSFACTOR | - | - | |
Channel Network | Shapes, output | CHANNELS | - | - | |
Drainage Basins | Shapes, output | BASINS | - | - | |
Channel Network Base Level | Grid, output | CHNL_BASE | - | - | |
Channel Network Distance | Grid, output | CHNL_DIST | - | - | |
Valley Depth | Grid, output | VALL_DEPTH | - | - | |
Relative Slope Position | Grid, output | RSP | - | - | |
Options | Grid System | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
Channel Density | Integer | THRESHOLD | Strahler order to begin a channel. | Minimum: 1 Default: 5 |
Command-line
Usage: saga_cmd ta_compound 0 [-ELEVATION <str>] [-SHADE <str>] [-SLOPE <str>] [-ASPECT <str>] [-HCURV <str>] [-VCURV <str>] [-CONVERGENCE <str>] [-SINKS <str>] [-FLOW <str>] [-WETNESS <str>] [-LSFACTOR <str>] [-CHANNELS <str>] [-BASINS <str>] [-CHNL_BASE <str>] [-CHNL_DIST <str>] [-VALL_DEPTH <str>] [-RSP <str>] [-THRESHOLD <num>] -ELEVATION:<str> Elevation Grid, input -SHADE:<str> Analytical Hillshading Grid, output -SLOPE:<str> Slope Grid, output -ASPECT:<str> Aspect Grid, output -HCURV:<str> Plan Curvature Grid, output -VCURV:<str> Profile Curvature Grid, output -CONVERGENCE:<str> Convergence Index Grid, output -SINKS:<str> Closed Depressions Grid, output -FLOW:<str> Total Catchment Area Grid, output -WETNESS:<str> Topographic Wetness Index Grid, output -LSFACTOR:<str> LS-Factor Grid, output -CHANNELS:<str> Channel Network Shapes, output -BASINS:<str> Drainage Basins Shapes, output -CHNL_BASE:<str> Channel Network Base Level Grid, output -CHNL_DIST:<str> Channel Network Distance Grid, output -VALL_DEPTH:<str> Valley Depth Grid, output -RSP:<str> Relative Slope Position Grid, output -THRESHOLD:<num> Channel Density Integer Minimum: 1 Default: 5