Tool Gradient Vectors from Direction and Length
Create lines indicating the gradient.
- Author: O.Conrad (c) 2006
- Menu: Shapes|Shapes-Grid Tools|Vectorization
Parameters
| Name | Type | Identifier | Description | Constraints |
Input | Direction | Grid, input | DIR | - | - |
Length | Grid, input | LEN | - | - |
Output | Gradient Vectors | Shapes, output | VECTORS | - | - |
Options | Grid System | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
Step | Integer | 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 16 [-DIR <str>] [-LEN <str>] [-VECTORS <str>] [-STEP <num>] [-SIZE_MIN <double>] [-SIZE_MAX <double>] [-AGGR <str>] [-STYLE <str>]
-DIR:<str> Direction
Grid, input
-LEN:<str> Length
Grid, input
-VECTORS:<str> Gradient Vectors
Shapes, output
-STEP:<num> Step
Integer
Minimum: 1
Default: 1
-SIZE_MIN:<double> Size Range
Value range
-SIZE_MAX:<double> Size Range
Value range
-AGGR:<str> Aggregation
Choice
Available Choices:
[0] nearest neighbour
[1] mean value
Default: 1
-STYLE:<str> Style
Choice
Available Choices:
[0] simple line
[1] arrow
[2] arrow (centered to cell)
Default: 2