Tool Spherical Harmonic Synthesis
Synthesis of a completely normalized spherical harmonic expansion. The coefficients are read from the input file (ASCII file, columns separated by space).
- Author: HfT Stuttgart (c) 2013
- Menu: Grid|Calculus|Grid Generation
Parameters
| | Name | Type | Identifier | Description | Constraints |
|---|
| Output | Synthesized Grid (*) | data object Grid, output, optional | OUTPUT_GRID | Synthesized Grid | - |
| Options | File with Coefficients | file path | FILE | ASCII file with columns degree, order, c_lm, s_lm (separated by space) | - |
| Start Degree | integer number | MINDEGREE | Start Degree | Default: 0 |
| Expansion Degree | integer number | MAXDEGREE | Expansion Degree | Default: 180 |
| Start Latitude | floating point number | LAT_START | Start Latitude | Default: -90.000000 |
| End Latitude | floating point number | END_LAT | End Latitude | Default: 90.000000 |
| Start Longitude | floating point number | LONG_START | Start Longitude | Default: -180.000000 |
| End Longitude | floating point number | END_LONG | End Longitude | Default: 180.000000 |
| Latitude / Longitude Increment | floating point number | INC | Latitude / Longitude Increment | Default: 1.000000 |
| (*) optional |
Command-line
Usage: saga_cmd grid_calculus 19 [-OUTPUT_GRID <str>] [-FILE <str>] [-MINDEGREE <num>] [-MAXDEGREE <num>] [-LAT_START <double>] [-END_LAT <double>] [-LONG_START <double>] [-END_LONG <double>] [-INC <double>]
-OUTPUT_GRID:<str> Synthesized Grid
data object Grid, output, optional
-FILE:<str> File with Coefficients
file path
-MINDEGREE:<num> Start Degree
integer number
Default: 0
-MAXDEGREE:<num> Expansion Degree
integer number
Default: 180
-LAT_START:<double> Start Latitude
floating point number
Default: -90.000000
-END_LAT:<double> End Latitude
floating point number
Default: 90.000000
-LONG_START:<double> Start Longitude
floating point number
Default: -180.000000
-END_LONG:<double> End Longitude
floating point number
Default: 180.000000
-INC:<double> Latitude / Longitude Increment
floating point number
Default: 1.000000