Tool Contour Lines from Grid
Derive contour lines (isolines) from a grid.
- Author: O.Conrad (c) 2001
- Menu: Shapes|Shapes-Grid Tools|Vectorization
Parameters
| Name | Type | Identifier | Description | Constraints | |
|---|---|---|---|---|---|
| Input | Grid | grid, input | GRID | - | - |
| Output | Contour | shapes, output | CONTOUR | - | - |
| Polygons (*) | shapes, output, optional | POLYGONS | - | - | |
| Options | Grid system | grid system | GRID_GRIDSYSTEM | - | - |
| Vertex Type | choice | VERTEX | - | Available Choices: [0] x, y [1] x, y, z Default: 0 | |
| Split Parts | boolean | LINE_PARTS | - | Default: 1 | |
| Split Polygon Parts | boolean | POLY_PARTS | - | Default: 0 | |
| Interpolation Scale | floating point number | SCALE | set greater one for line smoothing | Minimum: 0.000000 Default: 1.000000 | |
| Interval Definition | choice | INTERVALS | - | Available Choices: [0] single value [1] equal intervals [2] from list Default: 1 | |
| Base Contour Value | floating point number | ZMIN | - | Default: 0.000000 | |
| Maximum Contour Value | floating point number | ZMAX | - | Default: 1000.000000 | |
| Contour Interval | floating point number | ZSTEP | - | Minimum: 0.000000 Default: 100.000000 | |
| Contour Values | text | ZLIST | List of comma separated values. | Default: 0, 10, 20, 50, 100, 200, 500, 1000 | |
| (*) optional | |||||
Command-line
Usage: saga_cmd shapes_grid 5 [-GRID <str>] [-CONTOUR <str>] [-VERTEX <str>] [-LINE_PARTS <str>] [-POLYGONS <str>] [-POLY_PARTS <str>] [-SCALE <double>] [-INTERVALS <str>] [-ZMIN <double>] [-ZMAX <double>] [-ZSTEP <double>] [-ZLIST <str>] -GRID:<str> Grid grid, input -CONTOUR:<str> Contour shapes, output -VERTEX:<str> Vertex Type choice Available Choices: [0] x, y [1] x, y, z Default: 0 -LINE_PARTS:<str> Split Parts boolean Default: 1 -POLYGONS:<str> Polygons shapes, output, optional -POLY_PARTS:<str> Split Polygon Parts boolean Default: 0 -SCALE:<double> Interpolation Scale floating point number Minimum: 0.000000 Default: 1.000000 -INTERVALS:<str> Interval Definition choice Available Choices: [0] single value [1] equal intervals [2] from list Default: 1 -ZMIN:<double> Base Contour Value floating point number Default: 0.000000 -ZMAX:<double> Maximum Contour Value floating point number Default: 1000.000000 -ZSTEP:<double> Contour Interval floating point number Minimum: 0.000000 Default: 100.000000 -ZLIST:<str> Contour Values text Default: 0, 10, 20, 50, 100, 200, 500, 1000