{
  "$id": "https://github.com/mikedh/trimesh/blob/main/trimesh/resources/schema/primitive/extrusion.schema.json",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "description": "A 2D polygon extruded from Z=0 along positive Z by `height` then transformed by the `transform` matrix.",
  "properties": {
    "height": {
      "type": "number"
    },
    "kind": {
      "pattern": "(^extrusion$)",
      "type": "string"
    },
    "polygon": {
      "$ref": "wkt.polygon.schema.json"
    },
    "transform": {
      "$ref": "transform.schema.json"
    }
  },
  "required": [
    "kind",
    "polygon",
    "height"
  ],
  "type": "object"
}