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