{
  "params": {
    "material": {
      "type": "choice",
      "options": [
        "stone",
        "dark wood",
        "gilded",
        "obsidian"
      ],
      "default": "stone",
      "label": "Material",
      "describe": "stone (grey carved granite, an old dungeon king), dark wood (oak with gold trim), gilded (all gold, a rich court), obsidian (black glassy stone with violet trim, a dark lord)."
    },
    "cushion": {
      "type": "choice",
      "options": [
        "crimson",
        "royal blue",
        "emerald",
        "purple"
      ],
      "default": "crimson",
      "label": "Cushion",
      "describe": "Colour of the seat and back cushions: crimson, royal blue, emerald or purple."
    },
    "size": {
      "type": "range",
      "min": 0.8,
      "max": 1.5,
      "step": 0.05,
      "default": 1,
      "label": "Size",
      "describe": "Uniform scale. 1 is a life-size throne (2.1 m back); 1.5 is a giant or ogre king."
    },
    "dais": {
      "type": "toggle",
      "default": true,
      "label": "Dais",
      "describe": "Raise the throne on a two-step stone platform (2.2 x 1.9 m)."
    }
  },
  "presets": {
    "dark lord": {
      "material": "obsidian",
      "cushion": "purple",
      "size": 1.3
    },
    "golden court": {
      "material": "gilded",
      "cushion": "royal blue"
    },
    "ogre king": {
      "material": "dark wood",
      "cushion": "emerald",
      "size": 1.5,
      "dais": false
    }
  },
  "night": {
    "jewel": {
      "zone": "jewel",
      "intensity": 1.2,
      "describe": "The crest jewel above the back glows after dark."
    }
  }
}