`proto.resource`

[originalfoo]

Example from Homeworld mod:

data:extend({
    {
        type = "resource-category",
        name = "sand"
    },

    {
        type = "resource",
        name = "sand-source",
        icon = "__homeworld__/graphics/icons/sand.png",
        flags = {"placeable-neutral"},
        order="a-b-a",
        category = "sand",
        --infinite = true,
        --minimum = 75,
        --normal = 76,
        minable =
        {
          hardness = 1,
          mining_particle = "copper-ore-particle",
          mining_time = 1,
          result = "sand"
        },
        collision_box = {{ -0.1, -0.1}, {0.1, 0.1}},
        selection_box = {{ -0.5, -0.5}, {0.5, 0.5}},
        autoplace =
        {
          control = "sand",
          sharpness = 0.5,
          richness_multiplier = 300,
          richness_base = 10,
          size_control_multiplier = 0.06,
          tile_restriction = {"sand", "sand-dark"},
          peaks = {
            {
              influence = 0.95
            }
          },
        },
        stage_counts = {0},
        stages = { 
          sheet = {
            filename = "__homeworld__/graphics/empty.png",
             priority = "extra-high",
            width = 16,
            height = 16,
            frame_count = 1,
            direction_count = 1,
            variation_count = 1
          }
        },
        map_color = {r=0.48, g=0.36, b=0.128}
    },

    {
        type = "autoplace-control",
        name = "sand",
        richness = true,
        frequency = false,
        size = false,
        order = "b-c-s"
    },
})