r.fill.dir
How GRASS runs Flow Direction: r.fill.dir.
| Engine | GRASS |
|---|---|
| Tool name | r.fill.dir |
| Interface | cli |
| Implements | Flow Direction |
| Variant of | grass-r-fill-dir |
| Preset | {"output":"filled"} |
| Documentation | Not stated |
| Effects | modifies input: no, network: no |
| Notes | Not stated |
| Status | active |
Parameters
| Name | Type | Required | Default | Choices | Note |
|---|---|---|---|---|---|
input | string | yes | Not stated | Not stated | cell name |
output | string | yes | Not stated | Not stated | output cell |
direction | string | yes | Not stated | Not stated | output cell |
areas | string | no | Not stated | Not stated | output cell |
format | string | no | grass | agnps, answers, grass | Not stated |
flag_f | boolean | no | Not stated | Not stated | flag -f |
flag_overwrite | boolean | no | Not stated | Not stated | flag --overwrite |
How it maps to the operation
| Operation parameter | Parameter here | Note |
|---|---|---|
raster | input | Not stated |
output | direction | Not stated |
encoding | Not stated | always degrees |
Differences from the operation
- Also writes the filled elevation (output, required; set by this mapping) and problem areas (areas).
- With format = grass (the default) directions are in degrees counter-clockwise from east (west is 180), not r.watershed's 1 to 8; format also offers the AGNPS and ANSWERS codings.
Harvested by the grass harvester from engine version
8.5.0. Names can change when an engine is harvested again.