{
  "params": {
    "height": {
      "type": "range",
      "min": 60,
      "max": 120,
      "step": 5,
      "default": 80,
      "label": "Hub height",
      "describe": "Height of the rotor hub above the ground in metres. 60 is an older onshore machine, 120 a big modern one."
    },
    "bladeLength": {
      "type": "range",
      "min": 25,
      "max": 55,
      "step": 1,
      "default": 40,
      "label": "Blade length",
      "describe": "Length of each blade in metres. Clipped so the tips always clear the ground or the platform by at least 12 m."
    },
    "towerColor": {
      "type": "choice",
      "options": [
        "white",
        "grey",
        "green",
        "blue"
      ],
      "default": "white",
      "label": "Tower colour",
      "describe": "Paint of the tower and nacelle: white (standard), grey, green (landscape-blended base fading to white), blue (base fading to white)."
    },
    "site": {
      "type": "choice",
      "options": [
        "onshore",
        "offshore"
      ],
      "default": "onshore",
      "label": "Site",
      "describe": "onshore (concrete foundation, door, small transformer kiosk) or offshore (dark monopile and yellow transition piece with a railed platform; y=0 is the water line)."
    },
    "tipStripes": {
      "type": "toggle",
      "default": true,
      "label": "Red tips",
      "describe": "Red warning bands near the blade tips, as on turbines near airfields."
    }
  },
  "presets": {
    "wind farm": {
      "height": 85,
      "bladeLength": 42,
      "towerColor": "green"
    },
    "offshore giant": {
      "site": "offshore",
      "height": 115,
      "bladeLength": 55,
      "towerColor": "grey"
    },
    "old turbine": {
      "height": 60,
      "bladeLength": 26,
      "towerColor": "grey",
      "tipStripes": false
    }
  },
  "night": {
    "beacon": {
      "zone": "beacon",
      "color": "#ff2a1f",
      "intensity": 2,
      "describe": "Red aviation beacons on top of the nacelle and a ring of red lights half way up the tower."
    },
    "door": {
      "zone": "lamp",
      "color": "#ffd9a0",
      "intensity": 1,
      "describe": "Small lamp over the tower door."
    }
  }
}