capturetheflag/mods/default/mapgen.lua

--
-- Aliases for map generator outputs
--


minetest.register_alias("mapgen_stone", "default:stone")
minetest.register_alias("mapgen_dirt", "default:dirt")
minetest.register_alias("mapgen_dirt_with_grass", "default:dirt_with_grass")
minetest.register_alias("mapgen_sand", "default:sand")
minetest.register_alias("mapgen_water_source", "default:water_source")
minetest.register_alias("mapgen_river_water_source", "default:river_water_source")
minetest.register_alias("mapgen_lava_source", "air")
minetest.register_alias("mapgen_gravel", "default:gravel")
minetest.register_alias("mapgen_desert_stone", "default:desert_stone")
minetest.register_alias("mapgen_desert_sand", "default:desert_sand")
minetest.register_alias("mapgen_dirt_with_snow", "default:dirt_with_snow")
minetest.register_alias("mapgen_snowblock", "default:snowblock")
minetest.register_alias("mapgen_snow", "default:snow")
minetest.register_alias("mapgen_ice", "default:ice")
minetest.register_alias("mapgen_sandstone", "default:sandstone")

minetest.register_alias("mapgen_tree", "default:tree")
minetest.register_alias("mapgen_leaves", "default:leaves")
minetest.register_alias("mapgen_apple", "default:apple")
minetest.register_alias("mapgen_jungletree", "default:jungletree")
minetest.register_alias("mapgen_jungleleaves", "default:jungleleaves")
minetest.register_alias("mapgen_junglegrass", "default:junglegrass")
minetest.register_alias("mapgen_pinetree", "default:pinetree")
minetest.register_alias("mapgen_pine_needles", "default:pine_needles")

minetest.register_alias("mapgen_cobble", "default:cobble")
minetest.register_alias("mapgen_stair_cobble", "stairs:stair_cobble")
minetest.register_alias("mapgen_mossycobble", "default:mossycobble")
minetest.register_alias("mapgen_sandstonebrick", "default:sandstonebrick")
minetest.register_alias("mapgen_stair_sandstonebrick", "stairs:stair_sandstonebrick")


--
-- Register ores
--


-- Blob ore first to avoid other ores inside blobs

function default.register_ores()
	minetest.register_ore({
		ore_type         = "blob",
		ore              = "default:sand",
		wherein          = {"default:stone"},
		clust_scarcity   = 24 * 24 * 24,
		clust_size       = 7,
		y_min            = -63,
		y_max            = 4,
		noise_threshhold = 0,
		noise_params     = {
			offset = 0.35,
			scale = 0.2,
			spread = {x = 5, y = 5, z = 5},
			seed = 2316,
			octaves = 1,
			persist = 0.5
		},
	})

	minetest.register_ore({
		ore_type         = "blob",
		ore              = "default:dirt",
		wherein          = {"default:stone"},
		clust_scarcity   = 24 * 24 * 24,
		clust_size       = 7,
		y_min            = -63,
		y_max            = 31000,
		noise_threshhold = 0,
		noise_params     = {
			offset = 0.35,
			scale = 0.2,
			spread = {x = 5, y = 5, z = 5},
			seed = 17676,
			octaves = 1,
			persist = 0.5
		},
	})

	minetest.register_ore({
		ore_type         = "blob",
		ore              = "default:gravel",
		wherein          = {"default:stone"},
		clust_scarcity   = 24 * 24 * 24,
		clust_size       = 7,
		y_min            = -31000,
		y_max            = 31000,
		noise_threshhold = 0,
		noise_params     = {
			offset = 0.35,
			scale = 0.2,
			spread = {x = 5, y = 5, z = 5},
			seed = 766,
			octaves = 1,
			persist = 0.5
		},
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_coal",
		wherein        = "default:stone",
		clust_scarcity = 8 * 8 * 8,
		clust_num_ores = 8,
		clust_size     = 3,
		y_min          = -31000,
		y_max          = 64,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_coal",
		wherein        = "default:stone",
		clust_scarcity = 24 * 24 * 24,
		clust_num_ores = 27,
		clust_size     = 6,
		y_min          = -31000,
		y_max          = 0,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_iron",
		wherein        = "default:stone",
		clust_scarcity = 12 * 12 * 12,
		clust_num_ores = 3,
		clust_size     = 2,
		y_min          = -15,
		y_max          = 2,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_iron",
		wherein        = "default:stone",
		clust_scarcity = 9 * 9 * 9,
		clust_num_ores = 5,
		clust_size     = 3,
		y_min          = -63,
		y_max          = -16,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_iron",
		wherein        = "default:stone",
		clust_scarcity = 7 * 7 * 7,
		clust_num_ores = 5,
		clust_size     = 3,
		y_min          = -31000,
		y_max          = -64,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_iron",
		wherein        = "default:stone",
		clust_scarcity = 24 * 24 * 24,
		clust_num_ores = 27,
		clust_size     = 6,
		y_min          = -31000,
		y_max          = -64,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_mese",
		wherein        = "default:stone",
		clust_scarcity = 18 * 18 * 18,
		clust_num_ores = 3,
		clust_size     = 2,
		y_min          = -255,
		y_max          = -64,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_mese",
		wherein        = "default:stone",
		clust_scarcity = 14 * 14 * 14,
		clust_num_ores = 5,
		clust_size     = 3,
		y_min          = -31000,
		y_max          = -256,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:mese",
		wherein        = "default:stone",
		clust_scarcity = 36 * 36 * 36,
		clust_num_ores = 3,
		clust_size     = 2,
		y_min          = -31000,
		y_max          = -1024,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_gold",
		wherein        = "default:stone",
		clust_scarcity = 15 * 15 * 15,
		clust_num_ores = 3,
		clust_size     = 2,
		y_min          = -255,
		y_max          = -64,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_gold",
		wherein        = "default:stone",
		clust_scarcity = 13 * 13 * 13,
		clust_num_ores = 5,
		clust_size     = 3,
		y_min          = -31000,
		y_max          = -256,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_diamond",
		wherein        = "default:stone",
		clust_scarcity = 17 * 17 * 17,
		clust_num_ores = 4,
		clust_size     = 3,
		y_min          = -255,
		y_max          = -128,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_diamond",
		wherein        = "default:stone",
		clust_scarcity = 15 * 15 * 15,
		clust_num_ores = 4,
		clust_size     = 3,
		y_min          = -31000,
		y_max          = -256,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_copper",
		wherein        = "default:stone",
		clust_scarcity = 12 * 12 * 12,
		clust_num_ores = 4,
		clust_size     = 3,
		y_min          = -63,
		y_max          = -16,
	})

	minetest.register_ore({
		ore_type       = "scatter",
		ore            = "default:stone_with_copper",
		wherein        = "default:stone",
		clust_scarcity = 9 * 9 * 9,
		clust_num_ores = 5,
		clust_size     = 3,
		y_min          = -31000,
		y_max          = -64,
	})
end


--
-- Register biomes
--


function default.register_biomes()
	minetest.clear_registered_biomes()

	minetest.register_biome({
		name = "default:grassland",
		--node_dust = "",
		node_top = "default:dirt_with_grass",
		depth_top = 1,
		node_filler = "default:dirt",
		depth_filler = 1,
		--node_stone = "",
		--node_water_top = "",
		--depth_water_top = ,
		--node_water = "",
		y_min = 5,
		y_max = 31000,
		heat_point = 50,
		humidity_point = 50,
	})

	minetest.register_biome({
		name = "default:grassland_ocean",
		--node_dust = "",
		node_top = "default:sand",
		depth_top = 1,
		node_filler = "default:sand",
		depth_filler = 2,
		--node_stone = "",
		--node_water_top = "",
		--depth_water_top = ,
		--node_water = "",
		y_min = -31000,
		y_max = 4,
		heat_point = 50,
		humidity_point = 50,
	})
end


--
-- Register mgv6 decorations
--


function default.register_mgv6_decorations()
	minetest.register_decoration({
		deco_type = "simple",
		place_on = {"default:desert_sand"},
		sidelen = 16,
		noise_params = {
			offset = -0.012,
			scale = 0.024,
			spread = {x = 100, y = 100, z = 100},
			seed = 230,
			octaves = 3,
			persist = 0.6
		},
		y_min = 1,
		y_max = 30,
		decoration = "default:cactus",
		height = 3,
	        height_max = 4,
	})
end


--
-- Register decorations
--


function default.register_decorations()

end


--
-- Detect mapgen to select functions
--


-- Mods using singlenode mapgen can call these functions to enable
-- the use of minetest.generate_ores or minetest.generate_decorations

local mg_params = minetest.get_mapgen_params()
if mg_params.mgname == "v6" then
	default.register_ores()
	default.register_mgv6_decorations()
elseif mg_params.mgname ~= "singlenode" then
	default.register_ores()
	default.register_biomes()
	default.register_decorations()
end