| Tool Name | Gradient Vectors from Surface |
| Tool ID | 15 |
| Library ID | shapes_grid |
| Version | 1.0 |
| Author(s) | O.Conrad (c) 2006 |
Please cite SAGA whenever you use it for your publications:
| Name | Type | Identifier | Description | Constraints |
|---|---|---|---|---|
| Input | ||||
| Surface | grid, input | SURFACE | ||
| Output | ||||
| Gradient Vectors | shapes, output | VECTORS | ||
| Options | ||||
| Step | integer number | STEP | Minimum: 1 Default: 1 | |
| Size Range | value range | SIZE | size range as percentage of step | Default: 25; 100 |
| 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 | |