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558 lines
16 KiB
Lua
558 lines
16 KiB
Lua
-- mods/default/mapgen.lua
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--
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-- Aliases for map generator outputs
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--
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minetest.register_alias("mapgen_air", "air")
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minetest.register_alias("mapgen_stone", "mcl_core:stone")
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minetest.register_alias("mapgen_tree", "mcl_core:tree")
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minetest.register_alias("mapgen_leaves", "mcl_core:leaves")
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minetest.register_alias("mapgen_jungletree", "mcl_core:jungletree")
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minetest.register_alias("mapgen_jungleleaves", "mcl_core:jungleleaves")
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minetest.register_alias("mapgen_pine_tree", "mcl_core:darktree")
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minetest.register_alias("mapgen_pine_needles", "mcl_core:darkleaves")
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minetest.register_alias("mapgen_apple", "mcl_core:leaves")
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minetest.register_alias("mapgen_water_source", "mcl_core:water_source")
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minetest.register_alias("mapgen_dirt", "mcl_core:dirt")
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minetest.register_alias("mapgen_dirt_with_grass", "mcl_core:dirt_with_grass")
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minetest.register_alias("mapgen_dirt_with_snow", "mcl_core:dirt_with_snow")
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minetest.register_alias("mapgen_sand", "mcl_core:sand")
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minetest.register_alias("mapgen_gravel", "mcl_core:gravel")
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minetest.register_alias("mapgen_clay", "mcl_core:clay")
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minetest.register_alias("mapgen_lava_source", "mcl_core:lava_source")
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minetest.register_alias("mapgen_cobble", "mcl_core:cobble")
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minetest.register_alias("mapgen_mossycobble", "mcl_core:mossycobble")
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minetest.register_alias("mapgen_junglegrass", "mcl_core:junglegrass")
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minetest.register_alias("mapgen_stone_with_coal", "mcl_core:stone_with_coal")
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minetest.register_alias("mapgen_stone_with_iron", "mcl_core:stone_with_iron")
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minetest.register_alias("mapgen_desert_sand", "mcl_core:sand")
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minetest.register_alias("mapgen_desert_stone", "mcl_core:sandstone")
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minetest.register_alias("mapgen_sandstone", "mcl_core:sandstone")
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minetest.register_alias("mapgen_river_water_source", "mcl_core:water_source")
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minetest.register_alias("mapgen_snow", "mcl_core:snow")
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minetest.register_alias("mapgen_snowblock", "mcl_core:snowblock")
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minetest.register_alias("mapgen_ice", "mcl_core:ice")
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minetest.register_alias("mapgen_stair_cobble", "stairs:stair_cobble")
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minetest.register_alias("mapgen_sandstonebrick", "mcl_core:sandstonesmooth")
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minetest.register_alias("mapgen_stair_sandstonebrick", "stairs:stair_sandstone")
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--
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-- Ore generation
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--
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-- Gravel
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minetest.register_ore({
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ore_type = "blob",
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ore = "mcl_core:gravel",
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wherein = {"mcl_core:stone"},
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clust_scarcity = 14*14*14,
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clust_num_ores = 33,
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clust_size = 5,
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y_min = -90,
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y_max = 90,
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})
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--
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-- Coal
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_coal",
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wherein = "mcl_core:stone",
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clust_scarcity = 500,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = 13,
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y_max = 31000,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_coal",
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wherein = "mcl_core:stone",
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clust_scarcity = 500,
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clust_num_ores = 8,
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clust_size = 3,
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y_min = 12,
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y_max = -12,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_coal",
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wherein = "mcl_core:stone",
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clust_scarcity = 1000,
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clust_num_ores = 6,
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clust_size = 3,
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y_min = -11,
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y_max = 64,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_coal",
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wherein = "mcl_core:stone",
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clust_scarcity = 5000,
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clust_num_ores = 4,
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clust_size = 2,
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y_min = 65,
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y_max = 67,
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})
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--
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-- Iron
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_iron",
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wherein = "mcl_core:stone",
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clust_scarcity = 830,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = -127,
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y_max = -10,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_iron",
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wherein = "mcl_core:stone",
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clust_scarcity = 1660,
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clust_num_ores = 3,
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clust_size = 2,
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y_min = -9,
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y_max = 1,
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})
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--
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-- Gold
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_gold",
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wherein = "mcl_core:stone",
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clust_scarcity = 5000,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = -59,
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y_max = -35,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_gold",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 3,
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clust_size = 2,
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y_min = -35,
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y_max = -33,
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})
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--
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-- Diamond
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_diamond",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 4,
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clust_size = 3,
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y_min = -59,
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y_max = -48,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_diamond",
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wherein = "mcl_core:stone",
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clust_scarcity = 5000,
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clust_num_ores = 2,
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clust_size = 2,
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y_min = -59,
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y_max = -48,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_diamond",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 8,
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clust_size = 3,
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y_min = -55,
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y_max = -52,
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})
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--
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-- Redstone
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_redstone",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = -59,
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y_max = -48,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_redstone",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 10,
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clust_size = 4,
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y_min = -59,
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y_max = -48,
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})
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--
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-- Emerald
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_emerald",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 1,
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clust_size = 2,
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y_min = -59,
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y_max = -35,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_emerald",
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wherein = "mcl_core:stone",
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clust_scarcity = 50000,
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clust_num_ores = 3,
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clust_size = 2,
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y_min = -59,
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y_max = -35,
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})
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--
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-- Lapis Lazuli
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_lapis",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 7,
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clust_size = 4,
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y_min = -50,
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y_max = -46,
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})
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:stone_with_lapis",
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wherein = "mcl_core:stone",
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clust_scarcity = 10000,
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clust_num_ores = 5,
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clust_size = 4,
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y_min = -59,
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y_max = -50,
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})
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--
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-- Glowstone
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--
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_core:glowstone",
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wherein = "mcl_core:stone",
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clust_scarcity = 50000,
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clust_num_ores = 10,
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clust_size = 5,
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y_min = -59,
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y_max = -0,
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})
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function mcl_core.generate_ore(name, wherein, minp, maxp, seed, chunks_per_volume, chunk_size, ore_per_chunk, y_min, y_max)
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minetest.log('action', "WARNING: mcl_core.generate_ore is deprecated")
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if maxp.y < y_min or minp.y > y_max then
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return
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end
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y_min = math.max(minp.y, y_min)
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y_max = math.min(maxp.y, y_max)
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if chunk_size >= y_max - y_min + 1 then
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return
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end
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local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1)
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local pr = PseudoRandom(seed)
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local num_chunks = math.floor(chunks_per_volume * volume)
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local inverse_chance = math.floor(chunk_size*chunk_size*chunk_size / ore_per_chunk)
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--print("generate_ore num_chunks: "..dump(num_chunks))
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for i=1,num_chunks do
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local y0 = pr:next(y_min, y_max-chunk_size+1)
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if y0 >= y_min and y0 <= y_max then
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local x0 = pr:next(minp.x, maxp.x-chunk_size+1)
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local z0 = pr:next(minp.z, maxp.z-chunk_size+1)
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local p0 = {x=x0, y=y0, z=z0}
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for x1=0,chunk_size-1 do
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for y1=0,chunk_size-1 do
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for z1=0,chunk_size-1 do
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if pr:next(1,inverse_chance) == 1 then
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local x2 = x0+x1
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local y2 = y0+y1
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local z2 = z0+z1
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local p2 = {x=x2, y=y2, z=z2}
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if minetest.get_node(p2).name == wherein then
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minetest.set_node(p2, {name=name})
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end
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end
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end
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end
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end
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end
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end
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--print("generate_ore done")
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end
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function mcl_core.make_reeds(pos, size)
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for y=0,size-1 do
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local p = {x=pos.x, y=pos.y+y, z=pos.z}
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local nn = minetest.get_node(p).name
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if minetest.registered_nodes[nn] and
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minetest.registered_nodes[nn].buildable_to then
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minetest.set_node(p, {name="mcl_core:reeds"})
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else
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return
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end
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end
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end
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function mcl_core.make_cactus(pos, size)
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for y=0,size-1 do
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local p = {x=pos.x, y=pos.y+y, z=pos.z}
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local nn = minetest.get_node(p).name
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if minetest.registered_nodes[nn] and
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minetest.registered_nodes[nn].buildable_to then
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minetest.set_node(p, {name="mcl_core:cactus"})
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else
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return
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end
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end
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end
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minetest.register_on_generated(function(minp, maxp, seed)
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if maxp.y >= 2 and minp.y <= 0 then
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-- Generate clay
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-- Assume X and Z lengths are equal
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local divlen = 4
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local divs = (maxp.x-minp.x)/divlen+1;
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for divx=0+1,divs-1-1 do
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for divz=0+1,divs-1-1 do
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local cx = minp.x + math.floor((divx+0.5)*divlen)
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local cz = minp.z + math.floor((divz+0.5)*divlen)
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if minetest.get_node({x=cx,y=1,z=cz}).name == "mcl_core:water_source" and
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minetest.get_node({x=cx,y=0,z=cz}).name == "mcl_core:sand" then
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local is_shallow = true
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local num_water_around = 0
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if minetest.get_node({x=cx-divlen*2,y=1,z=cz+0}).name == "mcl_core:water_source" then
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num_water_around = num_water_around + 1 end
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if minetest.get_node({x=cx+divlen*2,y=1,z=cz+0}).name == "mcl_core:water_source" then
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num_water_around = num_water_around + 1 end
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if minetest.get_node({x=cx+0,y=1,z=cz-divlen*2}).name == "mcl_core:water_source" then
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num_water_around = num_water_around + 1 end
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if minetest.get_node({x=cx+0,y=1,z=cz+divlen*2}).name == "mcl_core:water_source" then
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num_water_around = num_water_around + 1 end
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if num_water_around >= 2 then
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is_shallow = false
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end
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if is_shallow then
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for x1=-divlen,divlen do
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for z1=-divlen,divlen do
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if minetest.get_node({x=cx+x1,y=0,z=cz+z1}).name == "mcl_core:sand" or minetest.get_node({x=cx+x1,y=0,z=cz+z1}).name == "mcl_core:sandstone" then
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minetest.set_node({x=cx+x1,y=0,z=cz+z1}, {name="mcl_core:clay"})
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end
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end
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end
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end
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end
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end
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end
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-- Generate reeds
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local perlin1 = minetest.get_perlin(354, 3, 0.7, 100)
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-- Assume X and Z lengths are equal
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local divlen = 8
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local divs = (maxp.x-minp.x)/divlen+1;
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for divx=0,divs-1 do
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for divz=0,divs-1 do
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local x0 = minp.x + math.floor((divx+0)*divlen)
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local z0 = minp.z + math.floor((divz+0)*divlen)
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local x1 = minp.x + math.floor((divx+1)*divlen)
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local z1 = minp.z + math.floor((divz+1)*divlen)
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-- Determine reeds amount from perlin noise
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local reeds_amount = math.floor(perlin1:get2d({x=x0, y=z0}) * 45 - 20)
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-- Find random positions for reeds based on this random
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local pr = PseudoRandom(seed+1)
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for i=0,reeds_amount do
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local x = pr:next(x0, x1)
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local z = pr:next(z0, z1)
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if minetest.get_node({x=x,y=1,z=z}).name == "mcl_core:dirt_with_grass" and
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minetest.find_node_near({x=x,y=1,z=z}, 1, "mcl_core:water_source") then
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mcl_core.make_reeds({x=x,y=2,z=z}, pr:next(2, 4))
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end
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local p = {x=x,y=1,z=z}
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if minetest.get_node(p).name == "mcl_core:sand" then
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if math.random(0,1000) == 1 then -- 0,12000
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-- TODO: Re-enable random_struct
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--random_struct.call_struct(p,2)
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end
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end
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end
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end
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end
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-- Generate cactuses
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local perlin1 = minetest.get_perlin(230, 3, 0.6, 100)
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-- Assume X and Z lengths are equal
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local divlen = 16
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local divs = (maxp.x-minp.x)/divlen+1;
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for divx=0,divs-1 do
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for divz=0,divs-1 do
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local x0 = minp.x + math.floor((divx+0)*divlen)
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local z0 = minp.z + math.floor((divz+0)*divlen)
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local x1 = minp.x + math.floor((divx+1)*divlen)
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local z1 = minp.z + math.floor((divz+1)*divlen)
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-- Determine cactus amount from perlin noise
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local cactus_amount = math.floor(perlin1:get2d({x=x0, y=z0}) * 6 - 3)
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-- Find random positions for cactus based on this random
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local pr = PseudoRandom(seed+1)
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for i=0,cactus_amount do
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local x = pr:next(x0, x1)
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local z = pr:next(z0, z1)
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-- Find ground level (0...15)
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local ground_y = nil
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for y=30,0,-1 do
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if minetest.get_node({x=x,y=y,z=z}).name ~= "air" then
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ground_y = y
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break
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end
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end
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-- If sand, make cactus
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if ground_y and minetest.get_node({x=x,y=ground_y,z=z}).name == "mcl_core:sand" then
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mcl_core.make_cactus({x=x,y=ground_y+1,z=z}, pr:next(3, 4))
|
|
end
|
|
end
|
|
end
|
|
end
|
|
-- Generate grass
|
|
local perlin1 = minetest.get_perlin(329, 3, 0.6, 100)
|
|
-- Assume X and Z lengths are equal
|
|
local divlen = 5
|
|
local divs = (maxp.x-minp.x)/divlen+1;
|
|
for divx=0,divs-1 do
|
|
for divz=0,divs-1 do
|
|
local x0 = minp.x + math.floor((divx+0)*divlen)
|
|
local z0 = minp.z + math.floor((divz+0)*divlen)
|
|
local x1 = minp.x + math.floor((divx+1)*divlen)
|
|
local z1 = minp.z + math.floor((divz+1)*divlen)
|
|
-- Determine grass amount from perlin noise
|
|
local grass_amount = math.floor(perlin1:get2d({x=x0, y=z0}) * 9)
|
|
-- Find random positions for grass based on this random
|
|
local pr = PseudoRandom(seed+1)
|
|
for i=0,grass_amount do
|
|
local x = pr:next(x0, x1)
|
|
local z = pr:next(z0, z1)
|
|
-- Find ground level (0...15)
|
|
local ground_y = nil
|
|
for y=30,0,-1 do
|
|
if minetest.get_node({x=x,y=y,z=z}).name ~= "air" then
|
|
ground_y = y
|
|
break
|
|
end
|
|
end
|
|
|
|
if ground_y then
|
|
local p = {x=x,y=ground_y+1,z=z}
|
|
local nn = minetest.get_node(p).name
|
|
-- Check if the node can be replaced
|
|
if minetest.registered_nodes[nn] and
|
|
minetest.registered_nodes[nn].buildable_to then
|
|
nn = minetest.get_node({x=x,y=ground_y,z=z}).name
|
|
-- If sand, add dry shrub
|
|
if nn == "mcl_core:sand" then
|
|
minetest.set_node(p,{name="mcl_core:dry_shrub"})
|
|
|
|
-- If dirt with grass, add grass
|
|
elseif nn == "mcl_core:dirt_with_grass" then
|
|
minetest.set_node(p,{name="mcl_core:grass"})
|
|
if math.random(0,12000) == 1 then
|
|
-- TODO: Re-enable random_struct
|
|
--random_struct.call_struct(p,1)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
-- Generate nyan cats
|
|
--generate_nyancats(seed, minp, maxp)
|
|
end)
|
|
|
|
local function replace(old, new, min, max)
|
|
minetest.register_ore({
|
|
ore_type = "scatter",
|
|
ore = new,
|
|
wherein = old,
|
|
clust_scarcity = 1,
|
|
clust_num_ores = 1,
|
|
clust_size = 1,
|
|
y_min = min,
|
|
y_max = max,
|
|
})
|
|
end
|
|
replace("air", "mcl_core:bedrock", -90, -80)
|
|
replace("air", "mcl_core:lava_source", -80, -70)
|
|
replace("mcl_core:stone", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:gravel", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:dirt", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:sand", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:cobble", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:mossycobble", "mcl_core:bedrock", -90, -80)
|
|
replace("stairs:stair_cobble", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:lava_source", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:lava_flowing", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:water_source", "mcl_core:bedrock", -90, -80)
|
|
replace("mcl_core:water_flowing", "mcl_core:bedrock", -90, -80)
|
|
|
|
local function bedrock(old)
|
|
minetest.register_ore({
|
|
ore_type = "scatter",
|
|
ore = "mcl_core:bedrock",
|
|
wherein = old,
|
|
clust_scarcity = 5,
|
|
clust_num_ores = 3,
|
|
clust_size = 2,
|
|
y_min = -64,
|
|
y_max = -60,
|
|
})
|
|
end
|
|
bedrock("air")
|
|
bedrock("mcl_core:stone")
|
|
bedrock("mcl_core:gravel")
|
|
bedrock("mcl_core:dirt")
|
|
bedrock("mcl_core:sand")
|
|
bedrock("mcl_core:cobble")
|
|
bedrock("mcl_core:mossycobble")
|
|
bedrock("stairs:stair_cobble")
|
|
bedrock("mcl_core:lava_source")
|
|
bedrock("mcl_core:lava_flowing")
|
|
bedrock("mcl_core:water_source")
|
|
bedrock("mcl_core:water_flowing")
|
|
|