Voxelis/mods/MAPGEN/vox_overworld/registry.lua

---------------------------------------------------------------------------
-- Voxelis - Voxel survival sandbox for Luanti
-- Copyright (C) 2024 Mad Star Studio LLC
-- 
-- You should have received a copy of the GNU General Public License along
-- with this program; if not, see <http://www.gnu.org/licenses/>.
---------------------------------------------------------------------------

-- -------------------------------------------------------------- --
-- BIOMES
-- -------------------------------------------------------------- --

-- Helper Function: Register Default Biome Properties
local function register_biome(params)
    -- Set defaults for biome parameters
    params.node_river_water = params.node_river_water or "vox_worldblocks:water_source"
    params.depth_riverbed = params.depth_riverbed or 2
    params.height_min = params.height_min or 1
    params.height_max = params.height_max or 256
    params.node_stone = params.node_stone or "vox_worldblocks:stone"

    core.register_biome(params)
end

-- Grasslands
register_biome({
    name = "grassland",
    node_top = "vox_worldblocks:grass",
    depth_top = 1,
    node_filler = "vox_worldblocks:dirt",
    depth_filler = 3,
    heat_point = 35,
    humidity_point = 50,
})

-- Desert
register_biome({
    name = "desert",
    node_top = "vox_worldblocks:sand",
    depth_top = 2,
    node_filler = "vox_worldblocks:sandstone",
    depth_filler = 5,
    heat_point = 80,
    humidity_point = 20,
})

-- Boreal Forest
register_biome({
    name = "boreal_forest",
    node_top = "vox_worldblocks:grass",
    depth_top = 1,
    node_filler = "vox_worldblocks:dirt",
    depth_filler = 4,
    heat_point = 20,
    humidity_point = 60,
})

-- Frozen Tundra
register_biome({
    name = "frozen_tundra",
    node_top = "vox_worldblocks:snow",
    depth_top = 1,
    node_filler = "vox_worldblocks:packed_snow",
    depth_filler = 3,
    node_riverbed = "vox_worldblocks:ice",
    heat_point = 5,
    humidity_point = 40,
    height_max = 150,
})

-- Rocky Badlands
register_biome({
    name = "rocky_badlands",
    node_top = "vox_worldblocks:stone",
    depth_top = 2,
    node_filler = "vox_worldblocks:gravel",
    depth_filler = 4,
    heat_point = 50,
    humidity_point = 30,
    height_min = 50,
    height_max = 180,
})

-- Savannah
register_biome({
    name = "savannah",
    node_top = "vox_worldblocks:grass",
    depth_top = 1,
    node_filler = "vox_worldblocks:dirt",
    depth_filler = 3,
    heat_point = 70,
    humidity_point = 30,
    height_max = 512,
})

-- Mangrove Forest
register_biome({
    name = "mangrove_forest",
    node_top = "vox_worldblocks:grass",
    depth_top = 1,
    node_filler = "vox_worldblocks:mud",
    depth_filler = 3,
    node_riverbed = "vox_worldblocks:mud",
    heat_point = 75,
    humidity_point = 80,
    height_min = -5,
    height_max = 100,
})

-- Volcanic Fields
register_biome({
    name = "volcanic_fields",
    node_top = "vox_worldblocks:volcanic_rock",
    depth_top = 1,
    node_filler = "vox_worldblocks:basalt",
    depth_filler = 5,
    node_riverbed = "vox_worldblocks:lava_source",
    node_river_water = "vox_worldblocks:lava_source",
    heat_point = 90,
    humidity_point = 10,
    height_min = 50,
    height_max = 512,
})

-- Salt Flats
register_biome({
    name = "salt_flats",
    node_top = "vox_worldblocks:salt_crystal",
    depth_top = 2,
    node_filler = "vox_worldblocks:sand",
    depth_filler = 3,
    heat_point = 80,
    humidity_point = 20,
    height_max = 100,
})

-- Jade Cliffs
register_biome({
    name = "jade_cliffs",
    node_top = "vox_worldblocks:grass",
    depth_top = 1,
    node_filler = "vox_worldblocks:stone",
    depth_filler = 5,
    node_stone = "vox_worldblocks:granite",
    node_riverbed = "vox_worldblocks:gravel",
    heat_point = 55,
    humidity_point = 65,
    height_min = 128,
    height_max = 1024,
})

-- Painted Canyons
register_biome({
    name = "painted_canyons",
    node_top = "vox_worldblocks:terracotta_red",
    depth_top = 1,
    node_filler = "vox_worldblocks:terracotta_orange",
    depth_filler = 4,
    node_riverbed = "vox_worldblocks:terracotta_yellow",
    heat_point = 65,
    humidity_point = 25,
    height_min = 10,
    height_max = 256,
})

-- Iceberg Fields
register_biome({
    name = "iceberg_fields",
    node_top = "vox_worldblocks:ice",
    depth_top = 1,
    node_filler = "vox_worldblocks:snow",
    depth_filler = 3,
    node_riverbed = "vox_worldblocks:ice",
    heat_point = -10,
    humidity_point = 50,
    height_min = -100,
    height_max = 100,
})

-- Black Sand Beach
register_biome({
    name = "black_sand_beach",
    node_top = "vox_worldblocks:basalt",
    depth_top = 2,
    node_filler = "vox_worldblocks:sand",
    depth_filler = 3,
    heat_point = 65,
    humidity_point = 80,
    height_min = -5,
    height_max = 5,
})