{
  "params": {
    "mix": {
      "type": "choice",
      "options": [
        "mixed",
        "sandbags",
        "planks",
        "tyres",
        "sheet metal"
      ],
      "default": "mixed",
      "label": "Material",
      "describe": "What it is built from: mixed (a patchwork of every kind, section by section), sandbags (military sandbag wall), planks (boarded wooden fence on posts), tyres (stacked tyre columns filled with dirt), sheet metal (leaning rusty corrugated sheets)."
    },
    "length": {
      "type": "range",
      "min": 2,
      "max": 8,
      "step": 0.5,
      "default": 5,
      "label": "Length",
      "describe": "Length along x in metres. 2 is a short gun nest, 8 blocks a two-lane road."
    },
    "height": {
      "type": "range",
      "min": 0.8,
      "max": 2,
      "step": 0.1,
      "default": 1.3,
      "label": "Height",
      "describe": "Wall height in metres. 0.8 to 1.3 is cover to crouch or lean behind, 2 is a full wall you cannot see over."
    },
    "wire": {
      "type": "toggle",
      "default": true,
      "label": "Barbed wire",
      "describe": "A concertina coil of barbed wire on steel pickets lying on the ground in front of the wall."
    },
    "seed": {
      "type": "range",
      "min": 1,
      "max": 50,
      "step": 1,
      "default": 4,
      "label": "Seed",
      "describe": "Shuffles the section order, stacking, tilts and colours. Line up several with different seeds."
    }
  },
  "presets": {
    "sandbag nest": {
      "mix": "sandbags",
      "length": 3,
      "height": 1.1,
      "wire": true
    },
    "tyre wall": {
      "mix": "tyres",
      "length": 6,
      "height": 1.4,
      "wire": false,
      "seed": 9
    },
    "scrap fence": {
      "mix": "sheet metal",
      "length": 7,
      "height": 2,
      "wire": false
    }
  },
  "night": null
}