Tool Contour Lines from Grid
Derive contour lines (isolines) from 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 (optional output) | POLYGONS | - | - |
| Options | Grid system | Grid system | GRID_GRIDSYSTEM | - | - |
| Vertex Type | Choice | VERTEX | choose vertex type for resulting contours | Available Choices:
[0] x, y
[1] x, y, z
Default: 0 |
| Interpolation Scale | Floating point | SCALE | set greater one for line smoothing | Minimum: 0.000000
Default: 1.000000 |
| Split Parts | Boolean | LINE_PARTS | - | Default: 1 |
| Split Polygon Parts | Boolean | POLY_PARTS | - | Default: 0 |
| Minimum Contour Value | Floating point | ZMIN | - | Default: 0.000000 |
| Maximum Contour Value | Floating point | ZMAX | - | Default: 10000.000000 |
| Equidistance | Floating point | ZSTEP | - | Minimum: 0.000000
Default: 10.000000 |
| (*) optional |
Command-line
Usage: saga_cmd shapes_grid 5 [-GRID <str>] [-CONTOUR <str>] [-POLYGONS <str>] [-VERTEX <str>] [-SCALE <double>] [-LINE_PARTS <str>] [-POLY_PARTS <str>] [-ZMIN <double>] [-ZMAX <double>] [-ZSTEP <double>]
-GRID:<str> Grid
Grid (input)
-CONTOUR:<str> Contour
Shapes (output)
-POLYGONS:<str> Polygons
Shapes (optional output)
-VERTEX:<str> Vertex Type
Choice
Available Choices:
[0] x, y
[1] x, y, z
Default: 0
-SCALE:<double> Interpolation Scale
Floating point
Minimum: 0.000000
Default: 1.000000
-LINE_PARTS:<str> Split Parts
Boolean
Default: 1
-POLY_PARTS:<str> Split Polygon Parts
Boolean
Default: 0
-ZMIN:<double> Minimum Contour Value
Floating point
Default: 0.000000
-ZMAX:<double> Maximum Contour Value
Floating point
Default: 10000.000000
-ZSTEP:<double> Equidistance
Floating point
Minimum: 0.000000
Default: 10.000000