Gradient Vectors from Directional Components
- Author: O.Conrad (c) 2006
- Menu: Shapes | Shapes-Grid Tools | Vectorization
Description
Create lines indicating the gradient.
Parameters
| | Name | Type | Identifier | Description | Constraints |
|---|
| Input | X Component | grid, input | X | - | - |
| Y Component | grid, input | Y | - | - |
| Output | Gradient Vectors | shapes, output | VECTORS | - | - |
| Options | Grid System | grid system | PARAMETERS_GRID_SYSTEM | - | - |
| Step | integer number | STEP | - | Minimum: 1
Default: 1 |
| Size Range | value range | SIZE | size range as percentage of step | - |
| Aggregation | choice | AGGR | how to request values if step size is more than one cell | Available Choices:
[0] nearest neighbour
[1] mean value
Default: 1 |
| Style | choice | STYLE | - | Available Choices:
[0] simple line
[1] arrow
[2] arrow (centered to cell)
Default: 2 |
Command Line
Usage: saga_cmd shapes_grid 17 [-X ] [-Y ] [-VECTORS ] [-STEP ] [-SIZE_MIN ] [-SIZE_MAX ] [-AGGR ] [-STYLE ]
-X: X Component
grid, input
-Y: Y Component
grid, input
-VECTORS: Gradient Vectors
shapes, output
-STEP: Step
integer number
Minimum: 1
Default: 1
-SIZE_MIN: Size Range
value range
-SIZE_MAX: Size Range
value range
-AGGR: Aggregation
choice
Available Choices:
[0] nearest neighbour
[1] mean value
Default: 1
-STYLE: Style
choice
Available Choices:
[0] simple line
[1] arrow
[2] arrow (centered to cell)
Default: 2