{
  "params": {
    "kind": {
      "type": "choice",
      "options": [
        "sulcata",
        "galapagos",
        "leopard",
        "star",
        "hermann"
      ],
      "default": "sulcata",
      "label": "Kind",
      "describe": "Species: sulcata (sandy tan shell with deep growth rings, 50 cm), galapagos (giant slate-grey tortoise, 1.2 m), leopard (cream shell with black flecks), star (black plates with radiating yellow star rays), hermann (small yellow-and-black garden tortoise)."
    },
    "dome": {
      "type": "range",
      "min": 0.6,
      "max": 1.5,
      "step": 0.05,
      "default": 1,
      "label": "Dome",
      "describe": "Shell height. 0.6 is a flat pancake-like shell; 1.5 is a tall bubble dome."
    },
    "plates": {
      "type": "range",
      "min": 0,
      "max": 1,
      "step": 0.05,
      "default": 0.6,
      "label": "Plate relief",
      "describe": "How much each shell plate bulges between the grooves. 0 is a smooth dome; 1 is knobbly pyramids."
    },
    "seed": {
      "type": "range",
      "min": 1,
      "max": 30,
      "step": 1,
      "default": 8,
      "label": "Markings",
      "describe": "Seed for the flecks, blotches and scale shading; every number is a different tortoise."
    },
    "size": {
      "type": "range",
      "min": 0.15,
      "max": 6,
      "step": 0.05,
      "default": 1,
      "label": "Size",
      "describe": "Uniform scale on top of the species size. 1 is real size; 0.15 is a hatchling; 6 is a giant fantasy tortoise big enough to carry a house."
    }
  },
  "presets": {
    "galapagos giant": {
      "kind": "galapagos"
    },
    "star tortoise": {
      "kind": "star",
      "plates": 1
    },
    "world turtle": {
      "kind": "galapagos",
      "size": 6,
      "plates": 0.9,
      "seed": 21
    }
  },
  "night": null
}