{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://getgroomlab.com/schemas/groom.schema.json",
  "title": "GroomLab groom file (.groom)",
  "description": "A groom's graph, guides and scalp in one JSON file (version 1). The top level only: https://getgroomlab.com/docs/groom-format describes every field.",
  "type": "object",
  "required": ["format", "version", "graph"],
  "properties": {
    "format": { "const": "groomlab.groom" },
    "version": { "const": 1 },
    "framesPerSecond": { "type": "number", "exclusiveMinimum": 0 },
    "units": { "type": "string", "description": "The scene unit of the points: cm, m, in..." },
    "upAxis": { "enum": ["Y", "Z"] },
    "source": { "type": "string" },
    "graph": { "$ref": "graph.schema.json" },
    "hierarchy": { "type": ["object", "null"], "description": "The guide hierarchy: groups, guides, tubes." },
    "scalp": {
      "type": "object",
      "required": ["points", "triangles"],
      "properties": {
        "points": { "type": "array", "items": { "type": "number" }, "description": "x, y, z, ... world space." },
        "triangles": { "type": "array", "items": { "type": "integer", "minimum": 0 } },
        "topology": { "type": "string" },
        "polygons": { "type": "array", "items": { "type": "integer" } },
        "subdivision": { "type": "integer" },
        "restPoints": { "type": "array", "items": { "type": "number" } },
        "uvs": { "type": "array", "items": { "type": "number" } },
        "colorSets": { "type": "object" }
      }
    },
    "scalps": { "type": "array" },
    "guides": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "id": { "type": "integer" },
          "root": { "type": "array", "items": { "type": "number" }, "minItems": 3, "maxItems": 3 },
          "points": { "type": "array", "items": { "type": "number" } }
        }
      }
    },
    "parts": { "type": "object" },
    "correctives": { "type": "object" },
    "flow": { "type": "object" },
    "sculpts": { "type": "object" },
    "controls": { "type": "object" },
    "maps": { "type": "object" },
    "scalpCache": { "type": ["object", "null"], "properties": { "file": { "type": "string" }, "object": { "type": "string" } } },
    "guideCache": { "type": ["object", "null"], "properties": { "file": { "type": "string" }, "object": { "type": "string" } } },
    "searchPaths": { "type": "array", "items": { "type": "string" } },
    "followScalp": { "type": "boolean" },
    "scaleSource": { "enum": ["area", "transform", "off"] },
    "scaleReference": { "type": "number" },
    "scaleTransformReference": { "type": "number" },
    "cardBake": { "type": "object" },
    "simCaches": { "type": "object" },
    "prototypes": { "type": "object" },
    "colliders": { "type": "object" },
    "transferMarkers": { "type": "array" },
    "referencePhotos": { "type": "array" },
    "guideGroupColors": { "type": "string", "description": "The guide groups' own viewport colors: \"name:#rrggbb ...\" (sRGB, Maya's guideGroupColors)" },
    "hiddenGuideGroups": { "type": "string", "description": "The guide groups hidden in the viewport: \"name name\" (Maya's hiddenGuideGroups)" }
  }
}