local function autoplace_settings(name, coverage)
  local ret = {
    control = name,
    sharpness = 1,
    richness_multiplier = 1000,
    richness_multiplier_distance_bonus = 20,
    richness_base = 200,
    coverage = coverage,
    peaks = {
      {
        noise_layer = name,
        noise_octaves_difference = -1.5,
        noise_persistence = 0.3,
      },
    }
  }
  for i, resource in ipairs({ "uraninite", "fluorite" }) do
    if resource ~= name then
      ret.starting_area_size = 600 * coverage
      ret.starting_area_amount = 1500
    end
  end
  return ret
end

local function resource(name, map_color, hardness, coverage)
  if hardness == nil then hardness = 0.4 end
  if coverage == nil then coverage = 0.01 end
  return {
    type = "resource",
    name = name,
    icon = "__UraniumPower__/graphics/icons/" .. name .. ".png",
    flags = {"placeable-neutral"},
    order="a-b-e",
    minable =
    {
      hardness = hardness,
      --mining_particle = name .. "-particle",
	  mining_particle = "stone-particle",
      mining_time = 2,
      result = name
    },
    collision_box = {{ -0.1, -0.1}, {0.1, 0.1}},
    selection_box = {{ -0.5, -0.5}, {0.5, 0.5}},
    autoplace = autoplace_settings(name, coverage),
    stage_counts = {1000, 600, 400, 200, 100, 50, 20, 1},
    stages =
    {
      sheet =
      {
        filename = "__UraniumPower__/graphics/entity/" .. name .. "/" .. name .. ".png",
        priority = "extra-high",
        width = 38,
        height = 38,
        frame_count = 4,
        variation_count = 8
      }
    },
    map_color = map_color
  }
end

data:extend(
{
  resource("uraninite", {r=0.000, g=0.238, b=0.118}),
  resource("fluorite", {r=0.205, g=0.000, b=0.205}),
}
)