Command · terrain

terrain.erode

Apply bounded deterministic thermal erosion.

scope edit:scenenot idempotentnon-destructive

Params

Typed as TerrainStrokeParams. Fields marked * are required.

option<string>

Optional concrete or symbolic stroke ID for reproducible authoring.

default null

layer*

string

Existing layer ID.

required

dabs*

list<TerrainDab>

Ordered gesture samples.

required

channel

option<u32>

Material channel for paint; defaults to zero.

default null

iterations

option<u32>

Thermal iterations, default eight.

default null

stamp

option<string>

Immutable height stamp hash.

default null

angle

option<f32>

Stamp rotation in radians.

default null

Examples

JSON (MCP ara_apply, batches)

{
  "cmd": "terrain.erode",
  "args": {
    "layer": "l_base",
    "dabs": [
      {
        "center": [
          0,
          0
        ],
        "radius": 8,
        "amount": 1
      }
    ]
  }
}

CLI

ara do terrain.erode --args '{"layer":"l_base","dabs":[{"center":[0,0],"radius":8,"amount":1}]}' --why "…"