minetest.register_alias("mapgen_stone", "main:stone")
minetest.register_alias("mapgen_dirt", "main:dirt")
minetest.register_alias("mapgen_dirt_with_grass", "main:grass")
minetest.register_alias("mapgen_water_source", "main:water")
minetest.register_alias("mapgen_river_water_source", "main:water")
minetest.register_alias("mapgen_sand", "main:sand")
minetest.register_alias("mapgen_tree", "main:tree")
minetest.register_alias("mapgen_leaves", "main:leaves")
minetest.register_alias("mapgen_apple", "main:leaves")

--[[
minetest.register_biome({
		name = "greenhills",
		node_top = " main:grass",
		depth_top = 1,
		node_filler = "main:grass",
		depth_filler = 3,
		--node_riverbed = "default:sand",
		--depth_riverbed = 2,
		--node_dungeon = "default:cobble",
		--node_dungeon_alt = "default:mossycobble",
		--node_dungeon_stair = "stairs:stair_cobble",
		y_max = 31000,
		y_min = -31000,
		--heat_point = 50,
		--humidity_point = 35,
	})
]]--

minetest.register_biome({
	name = "grassland",
	node_top = "main:grass",
	depth_top = 1,
	node_filler = "main:dirt",
	depth_filler = 3,
	node_riverbed = "main:dirt",
	depth_riverbed = 2,
	node_dungeon = "main:cobble",
	node_dungeon_alt = "main:mossy_cobble",
	node_dungeon_stair = "stairs:mossy_cobble_stair",
	y_max = 256,
	y_min = 6,
	heat_point = 50,
	humidity_point = 35,
})
--[[
minetest.register_biome({
		name = "snowland",
		node_dust = "weather:snow",
		node_top = "weather:snow_block",
		depth_top = 4,
		node_stone = "main:ice_mapgen",
		node_filler = "main:dirt",
		depth_filler = 0,
		node_riverbed = "main:sand",
		depth_riverbed = 2,
		node_dungeon = "main:cobble",
		node_dungeon_alt = "main:mossy_cobble",
		node_dungeon_stair = "stairs:mossy_cobble_stair",
		y_max = 31000,
		y_min = 4,
		heat_point = 25,
		humidity_point = 70,
	})

minetest.register_biome({
		name = "snowcean",
		node_dust = "main:snow",
		node_top = "main:sand",
		depth_top = 1,
		node_stone = "main:ice_mapgen",
		node_filler = "main:sand",
		depth_filler = 3,
		node_riverbed = "main:sand",
		depth_riverbed = 2,
		node_cave_liquid = "main:water",
		node_dungeon = "main:cobble",
		node_dungeon_alt = "main:mossy_cobble",
		node_dungeon_stair = "main:mossy_cobble_stair",
		vertical_blend = 1,
		y_max = 3,
		y_min = -255,
		heat_point = 25,
		humidity_point = 70,
	})
minetest.register_biome({
		name = "icesheet",
		node_dust = "weather:snow",
		node_top = "weather:snow_block",
		depth_top = 1,
		node_filler = "weather:snow_block",
		depth_filler = 3,
		node_stone = "main:ice_mapgen",
		node_water_top = "main:ice_mapgen",
		depth_water_top = 10,
		node_river_water = "main:ice_mapgen",
		node_riverbed = "main:gravel",
		depth_riverbed = 2,
		node_dungeon = "main:ice_mapgen",
		node_dungeon_stair = "stairs:glass_stair",
		y_max = 31000,
		y_min = -8,
		heat_point = 0,
		humidity_point = 73,
	})
]]--
minetest.register_biome({
	name = "sandDunes",
	node_top = "main:sand",
	depth_top = 1,
	node_filler = "main:sand",
	depth_filler = 2,
	node_riverbed = "main:sand",
	depth_riverbed = 2,
	node_dungeon = "main:cobble",
	node_dungeon_alt = "main:mossy_cobble",
	node_dungeon_stair = "stairs:mossy_cobble_stair",
	vertical_blend = 1,
	y_max = 5,
	y_min = 4,
	heat_point = 50,
	humidity_point = 35,
})

minetest.register_biome({
	name = "beach",
	node_top = "main:sand",
	depth_top = 1,
	node_filler = "main:sand",
	depth_filler = 3,
	node_riverbed = "main:sand",
	depth_riverbed = 2,
	node_cave_liquid = "main:water",
	node_dungeon = "main:cobble",
	node_dungeon_alt = "main:mossy_cobble",
	node_dungeon_stair = "stairs:mossy_cobble_stair",
	y_max = 3,
	y_min = -255,
	heat_point = 50,
	humidity_point = 35,
})

--[[
minetest.register_decoration({
	name = "main:tree",
	deco_type = "simple",
	place_on = {"main:grass"},
	sidelen = 16,
	fill_ratio = 0.005,
	biomes = {"grassland"},
	y_max = 31000,
	y_min = 0,
	--schematic = treeSchematic,
	--flags = "place_center_x, place_center_z, force_placement",
	--rotation = "random",
	decoration = "main:tree",
	height = 4,
	height_max = 6,
})
]]--
minetest.register_decoration({
	name = "main:tree_big",
	deco_type = "schematic",
	place_on = {"main:grass"},
	sidelen = 16,
	fill_ratio = 0.0025,
	biomes = {"grassland"},
	y_max = 31000,
	y_min = 0,
	schematic = tree_big,
	flags = "place_center_x, place_center_z",
	rotation = "random",
	place_offset_y = 1,
})
minetest.register_decoration({
	name = "main:tree_small",
	deco_type = "schematic",
	place_on = {"main:grass"},
	sidelen = 16,
	fill_ratio = 0.0025,
	biomes = {"grassland"},
	y_max = 31000,
	y_min = 0,
	schematic = tree_small,
	flags = "place_center_x, place_center_z",
	rotation = "random",
	place_offset_y = 1,
})