mirror of
https://git.minetest.land/VoxeLibre/VoxeLibre.git
synced 2024-08-24 02:47:24 +02:00
I discovered this when I attempted to register an lvm in a mod that was intended to run after "main", to modify clay that the main mapgen lvm adds to the world. It wasn't finding any clay because priority was being ignored and it was running before "main" was.
2237 lines
70 KiB
Lua
2237 lines
70 KiB
Lua
mcl_mapgen_core = {}
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local registered_generators = {}
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local lvm, nodes, param2 = 0, 0, 0
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local lvm_buffer = {}
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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:sprucetree")
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minetest.register_alias("mapgen_pine_needles", "mcl_core:spruceleaves")
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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_grass_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", "air") -- Built-in lava generator is too unpredictable, we generate lava on our own
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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_flowers:fern")
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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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if minetest.get_modpath("mclx_core") then
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minetest.register_alias("mapgen_river_water_source", "mclx_core:river_water_source")
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else
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minetest.register_alias("mapgen_river_water_source", "mcl_core:water_source")
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end
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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", "mcl_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", "mcl_stairs:stair_sandstone")
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minetest.register_alias("mapgen_stair_sandstone_block", "mcl_stairs:stair_sandstone")
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minetest.register_alias("mapgen_stair_desert_stone", "mcl_stairs:stair_sandstone")
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local mg_name = minetest.get_mapgen_setting("mg_name")
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local superflat = mg_name == "flat" and minetest.get_mapgen_setting("mcl_superflat_classic") == "true"
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local WITCH_HUT_HEIGHT = 3 -- Exact Y level to spawn witch huts at. This height refers to the height of the floor
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-- End exit portal position
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local END_EXIT_PORTAL_POS = vector.new(-3, -27003, -3)
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-- Content IDs
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local c_bedrock = minetest.get_content_id("mcl_core:bedrock")
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local c_obsidian = minetest.get_content_id("mcl_core:obsidian")
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local c_stone = minetest.get_content_id("mcl_core:stone")
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local c_dirt = minetest.get_content_id("mcl_core:dirt")
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local c_dirt_with_grass = minetest.get_content_id("mcl_core:dirt_with_grass")
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local c_dirt_with_grass_snow = minetest.get_content_id("mcl_core:dirt_with_grass_snow")
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local c_reeds = minetest.get_content_id("mcl_core:reeds")
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local c_sand = minetest.get_content_id("mcl_core:sand")
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--local c_sandstone = minetest.get_content_id("mcl_core:sandstone")
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local c_void = minetest.get_content_id("mcl_core:void")
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local c_lava = minetest.get_content_id("mcl_core:lava_source")
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local c_water = minetest.get_content_id("mcl_core:water_source")
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local c_soul_sand = minetest.get_content_id("mcl_nether:soul_sand")
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local c_netherrack = minetest.get_content_id("mcl_nether:netherrack")
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local c_nether_lava = minetest.get_content_id("mcl_nether:nether_lava_source")
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--local c_end_stone = minetest.get_content_id("mcl_end:end_stone")
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local c_realm_barrier = minetest.get_content_id("mcl_core:realm_barrier")
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local c_top_snow = minetest.get_content_id("mcl_core:snow")
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local c_snow_block = minetest.get_content_id("mcl_core:snowblock")
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local c_clay = minetest.get_content_id("mcl_core:clay")
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local c_leaves = minetest.get_content_id("mcl_core:leaves")
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local c_jungleleaves = minetest.get_content_id("mcl_core:jungleleaves")
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--local c_jungletree = minetest.get_content_id("mcl_core:jungletree")
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local c_cocoa_1 = minetest.get_content_id("mcl_cocoas:cocoa_1")
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local c_cocoa_2 = minetest.get_content_id("mcl_cocoas:cocoa_2")
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local c_cocoa_3 = minetest.get_content_id("mcl_cocoas:cocoa_3")
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local c_vine = minetest.get_content_id("mcl_core:vine")
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local c_air = minetest.CONTENT_AIR
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--
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-- Ore generation
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--
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-- Diorite, andesite and granite
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local specialstones = { "mcl_core:diorite", "mcl_core:andesite", "mcl_core:granite" }
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for s=1, #specialstones do
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local node = specialstones[s]
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minetest.register_ore({
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ore_type = "blob",
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ore = node,
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wherein = {"mcl_core:stone"},
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clust_scarcity = 15*15*15,
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clust_num_ores = 33,
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clust_size = 5,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_vars.mg_overworld_max,
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noise_params = {
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offset = 0,
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scale = 1,
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spread = {x=250, y=250, z=250},
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seed = 12345,
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octaves = 3,
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persist = 0.6,
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lacunarity = 2,
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flags = "defaults",
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}
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})
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minetest.register_ore({
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ore_type = "blob",
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ore = node,
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wherein = {"mcl_core:stone"},
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clust_scarcity = 10*10*10,
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clust_num_ores = 58,
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clust_size = 7,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_vars.mg_overworld_max,
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noise_params = {
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offset = 0,
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scale = 1,
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spread = {x=250, y=250, z=250},
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seed = 12345,
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octaves = 3,
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persist = 0.6,
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lacunarity = 2,
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flags = "defaults",
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}
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})
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end
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local stonelike = {"mcl_core:stone", "mcl_core:diorite", "mcl_core:andesite", "mcl_core:granite"}
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-- Dirt
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minetest.register_ore({
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ore_type = "blob",
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ore = "mcl_core:dirt",
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wherein = stonelike,
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clust_scarcity = 15*15*15,
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clust_num_ores = 33,
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clust_size = 4,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_vars.mg_overworld_max,
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noise_params = {
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offset = 0,
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scale = 1,
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spread = {x=250, y=250, z=250},
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seed = 12345,
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octaves = 3,
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persist = 0.6,
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lacunarity = 2,
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flags = "defaults",
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}
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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 = stonelike,
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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 = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(111),
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noise_params = {
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offset = 0,
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scale = 1,
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spread = {x=250, y=250, z=250},
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seed = 12345,
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octaves = 3,
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persist = 0.6,
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lacunarity = 2,
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flags = "defaults",
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}
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})
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if minetest.settings:get_bool("mcl_generate_ores", true) then
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--
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-- Coal
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--
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-- Common spawn
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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 = stonelike,
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clust_scarcity = 525*3,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(50),
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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 = stonelike,
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clust_scarcity = 510*3,
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clust_num_ores = 8,
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clust_size = 3,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(50),
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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 = stonelike,
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clust_scarcity = 500*3,
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clust_num_ores = 12,
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clust_size = 3,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(50),
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})
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-- Medium-rare spawn
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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 = stonelike,
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clust_scarcity = 550*3,
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clust_num_ores = 4,
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clust_size = 2,
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y_min = mcl_worlds.layer_to_y(51),
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y_max = mcl_worlds.layer_to_y(80),
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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 = stonelike,
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clust_scarcity = 525*3,
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clust_num_ores = 6,
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clust_size = 3,
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y_min = mcl_worlds.layer_to_y(51),
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y_max = mcl_worlds.layer_to_y(80),
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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 = stonelike,
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clust_scarcity = 500*3,
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clust_num_ores = 8,
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clust_size = 3,
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y_min = mcl_worlds.layer_to_y(51),
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y_max = mcl_worlds.layer_to_y(80),
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})
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-- Rare spawn
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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 = stonelike,
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clust_scarcity = 600*3,
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clust_num_ores = 3,
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clust_size = 2,
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y_min = mcl_worlds.layer_to_y(81),
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y_max = mcl_worlds.layer_to_y(128),
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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 = stonelike,
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clust_scarcity = 550*3,
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clust_num_ores = 4,
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clust_size = 3,
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y_min = mcl_worlds.layer_to_y(81),
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y_max = mcl_worlds.layer_to_y(128),
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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 = stonelike,
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clust_scarcity = 500*3,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = mcl_worlds.layer_to_y(81),
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y_max = mcl_worlds.layer_to_y(128),
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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 = stonelike,
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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 = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(39),
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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 = stonelike,
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clust_scarcity = 1660,
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clust_num_ores = 4,
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clust_size = 2,
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y_min = mcl_worlds.layer_to_y(40),
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y_max = mcl_worlds.layer_to_y(63),
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})
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--
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-- Gold
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--
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-- Common spawn
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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 = stonelike,
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clust_scarcity = 4775,
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clust_num_ores = 5,
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clust_size = 3,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(30),
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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 = stonelike,
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clust_scarcity = 6560,
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clust_num_ores = 7,
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clust_size = 3,
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y_min = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(30),
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})
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-- Rare spawn
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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 = stonelike,
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clust_scarcity = 13000,
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clust_num_ores = 4,
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clust_size = 2,
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y_min = mcl_worlds.layer_to_y(31),
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y_max = mcl_worlds.layer_to_y(33),
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})
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--
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-- Diamond
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--
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-- Common spawn
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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 = stonelike,
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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 = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(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_diamond",
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wherein = stonelike,
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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 = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(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_diamond",
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wherein = stonelike,
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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 = mcl_vars.mg_overworld_min,
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y_max = mcl_worlds.layer_to_y(12),
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})
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-- Rare spawn
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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 = stonelike,
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clust_scarcity = 20000,
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clust_num_ores = 1,
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clust_size = 1,
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y_min = mcl_worlds.layer_to_y(13),
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y_max = mcl_worlds.layer_to_y(15),
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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 = stonelike,
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clust_scarcity = 20000,
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clust_num_ores = 2,
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clust_size = 2,
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y_min = mcl_worlds.layer_to_y(13),
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y_max = mcl_worlds.layer_to_y(15),
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})
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--
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-- Ancient debris
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--
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local ancient_debris_wherein = {"mcl_nether:netherrack","mcl_blackstone:blackstone","mcl_blackstone:basalt"}
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-- Common spawn
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_nether:ancient_debris",
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wherein = ancient_debris_wherein,
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clust_scarcity = 25000, -- 0.004% chance
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clust_num_ores = 3,
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clust_size = 3,
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y_min = mcl_vars.mg_nether_min + 8,
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y_max = mcl_vars.mg_nether_min + 22,
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})
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-- Rare spawn (below)
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minetest.register_ore({
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ore_type = "scatter",
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ore = "mcl_nether:ancient_debris",
|
||
wherein = ancient_debris_wherein,
|
||
clust_scarcity = 32000,
|
||
clust_num_ores = 2,
|
||
clust_size = 3,
|
||
y_min = mcl_vars.mg_nether_min,
|
||
y_max = mcl_vars.mg_nether_min + 8,
|
||
})
|
||
|
||
-- Rare spawn (above)
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_nether:ancient_debris",
|
||
wherein = ancient_debris_wherein,
|
||
clust_scarcity = 32000,
|
||
clust_num_ores = 2,
|
||
clust_size = 3,
|
||
y_min = mcl_vars.mg_nether_min + 22,
|
||
y_max = mcl_vars.mg_nether_min + 119,
|
||
})
|
||
|
||
--
|
||
-- Redstone
|
||
--
|
||
|
||
-- Common spawn
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_redstone",
|
||
wherein = stonelike,
|
||
clust_scarcity = 500,
|
||
clust_num_ores = 4,
|
||
clust_size = 3,
|
||
y_min = mcl_vars.mg_overworld_min,
|
||
y_max = mcl_worlds.layer_to_y(13),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_redstone",
|
||
wherein = stonelike,
|
||
clust_scarcity = 800,
|
||
clust_num_ores = 7,
|
||
clust_size = 4,
|
||
y_min = mcl_vars.mg_overworld_min,
|
||
y_max = mcl_worlds.layer_to_y(13),
|
||
})
|
||
|
||
-- Rare spawn
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_redstone",
|
||
wherein = stonelike,
|
||
clust_scarcity = 1000,
|
||
clust_num_ores = 4,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(13),
|
||
y_max = mcl_worlds.layer_to_y(15),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_redstone",
|
||
wherein = stonelike,
|
||
clust_scarcity = 1600,
|
||
clust_num_ores = 7,
|
||
clust_size = 4,
|
||
y_min = mcl_worlds.layer_to_y(13),
|
||
y_max = mcl_worlds.layer_to_y(15),
|
||
})
|
||
|
||
--
|
||
-- Emerald
|
||
--
|
||
|
||
if mg_name == "v6" then
|
||
-- Generate everywhere in v6, but rarely.
|
||
|
||
-- Common spawn
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_emerald",
|
||
wherein = stonelike,
|
||
clust_scarcity = 14340,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_vars.mg_overworld_min,
|
||
y_max = mcl_worlds.layer_to_y(29),
|
||
})
|
||
-- Rare spawn
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_emerald",
|
||
wherein = stonelike,
|
||
clust_scarcity = 21510,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(30),
|
||
y_max = mcl_worlds.layer_to_y(32),
|
||
})
|
||
end
|
||
|
||
--
|
||
-- Lapis Lazuli
|
||
--
|
||
|
||
-- Common spawn (in the center)
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 10000,
|
||
clust_num_ores = 7,
|
||
clust_size = 4,
|
||
y_min = mcl_worlds.layer_to_y(14),
|
||
y_max = mcl_worlds.layer_to_y(16),
|
||
})
|
||
|
||
-- Rare spawn (below center)
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 12000,
|
||
clust_num_ores = 6,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(10),
|
||
y_max = mcl_worlds.layer_to_y(13),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 14000,
|
||
clust_num_ores = 5,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(6),
|
||
y_max = mcl_worlds.layer_to_y(9),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 16000,
|
||
clust_num_ores = 4,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(2),
|
||
y_max = mcl_worlds.layer_to_y(5),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 18000,
|
||
clust_num_ores = 3,
|
||
clust_size = 2,
|
||
y_min = mcl_worlds.layer_to_y(0),
|
||
y_max = mcl_worlds.layer_to_y(2),
|
||
})
|
||
|
||
-- Rare spawn (above center)
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 12000,
|
||
clust_num_ores = 6,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(17),
|
||
y_max = mcl_worlds.layer_to_y(20),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 14000,
|
||
clust_num_ores = 5,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(21),
|
||
y_max = mcl_worlds.layer_to_y(24),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 16000,
|
||
clust_num_ores = 4,
|
||
clust_size = 3,
|
||
y_min = mcl_worlds.layer_to_y(25),
|
||
y_max = mcl_worlds.layer_to_y(28),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 18000,
|
||
clust_num_ores = 3,
|
||
clust_size = 2,
|
||
y_min = mcl_worlds.layer_to_y(29),
|
||
y_max = mcl_worlds.layer_to_y(32),
|
||
})
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:stone_with_lapis",
|
||
wherein = stonelike,
|
||
clust_scarcity = 32000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(31),
|
||
y_max = mcl_worlds.layer_to_y(32),
|
||
})
|
||
end
|
||
|
||
if not superflat then
|
||
-- Water and lava springs (single blocks of lava/water source)
|
||
-- Water appears at nearly every height, but not near the bottom
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:water_source",
|
||
wherein = {"mcl_core:stone", "mcl_core:andesite", "mcl_core:diorite", "mcl_core:granite", "mcl_core:dirt"},
|
||
clust_scarcity = 9000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(5),
|
||
y_max = mcl_worlds.layer_to_y(128),
|
||
})
|
||
|
||
-- Lava springs are rather common at -31 and below
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:lava_source",
|
||
wherein = stonelike,
|
||
clust_scarcity = 2000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(1),
|
||
y_max = mcl_worlds.layer_to_y(10),
|
||
})
|
||
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:lava_source",
|
||
wherein = stonelike,
|
||
clust_scarcity = 9000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(11),
|
||
y_max = mcl_worlds.layer_to_y(31),
|
||
})
|
||
|
||
-- Lava springs will become gradually rarer with increasing height
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:lava_source",
|
||
wherein = stonelike,
|
||
clust_scarcity = 32000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(32),
|
||
y_max = mcl_worlds.layer_to_y(47),
|
||
})
|
||
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:lava_source",
|
||
wherein = stonelike,
|
||
clust_scarcity = 72000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(48),
|
||
y_max = mcl_worlds.layer_to_y(61),
|
||
})
|
||
|
||
-- Lava may even appear above surface, but this is very rare
|
||
minetest.register_ore({
|
||
ore_type = "scatter",
|
||
ore = "mcl_core:lava_source",
|
||
wherein = stonelike,
|
||
clust_scarcity = 96000,
|
||
clust_num_ores = 1,
|
||
clust_size = 1,
|
||
y_min = mcl_worlds.layer_to_y(62),
|
||
y_max = mcl_worlds.layer_to_y(127),
|
||
})
|
||
end
|
||
|
||
local function register_mgv6_decorations()
|
||
|
||
-- Cacti
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:sand"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = -0.012,
|
||
scale = 0.024,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 257,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
y_min = 4,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
decoration = "mcl_core:cactus",
|
||
height = 1,
|
||
height_max = 3,
|
||
})
|
||
|
||
-- Sugar canes
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"mcl_core:dirt", "mcl_core:coarse_dirt", "group:grass_block_no_snow", "group:sand", "mcl_core:podzol", "mcl_core:reeds"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = -0.3,
|
||
scale = 0.7,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 465,
|
||
octaves = 3,
|
||
persist = 0.7
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
decoration = "mcl_core:reeds",
|
||
height = 1,
|
||
height_max = 3,
|
||
spawn_by = { "mcl_core:water_source", "group:frosted_ice" },
|
||
num_spawn_by = 1,
|
||
})
|
||
|
||
-- Doubletall grass
|
||
minetest.register_decoration({
|
||
deco_type = "schematic",
|
||
schematic = {
|
||
size = { x=1, y=3, z=1 },
|
||
data = {
|
||
{ name = "air", prob = 0 },
|
||
{ name = "mcl_flowers:double_grass", param1 = 255, },
|
||
{ name = "mcl_flowers:double_grass_top", param1 = 255, },
|
||
},
|
||
},
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 8,
|
||
noise_params = {
|
||
offset = -0.0025,
|
||
scale = 0.03,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 420,
|
||
octaves = 3,
|
||
persist = 0.0,
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
})
|
||
|
||
-- Large ferns
|
||
minetest.register_decoration({
|
||
deco_type = "schematic",
|
||
schematic = {
|
||
size = { x=1, y=3, z=1 },
|
||
data = {
|
||
{ name = "air", prob = 0 },
|
||
{ name = "mcl_flowers:double_fern", param1=255, },
|
||
{ name = "mcl_flowers:double_fern_top", param1=255, },
|
||
},
|
||
},
|
||
-- v6 hack: This makes sure large ferns only appear in jungles
|
||
spawn_by = { "mcl_core:jungletree", "mcl_flowers:fern" },
|
||
num_spawn_by = 1,
|
||
place_on = {"group:grass_block_no_snow"},
|
||
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0,
|
||
scale = 0.01,
|
||
spread = {x = 250, y = 250, z = 250},
|
||
seed = 333,
|
||
octaves = 2,
|
||
persist = 0.66,
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
})
|
||
|
||
-- Large flowers
|
||
local function register_large_flower(name, seed, offset)
|
||
minetest.register_decoration({
|
||
deco_type = "schematic",
|
||
schematic = {
|
||
size = { x=1, y=3, z=1 },
|
||
data = {
|
||
{ name = "air", prob = 0 },
|
||
{ name = "mcl_flowers:"..name, param1=255, },
|
||
{ name = "mcl_flowers:"..name.."_top", param1=255, },
|
||
},
|
||
},
|
||
place_on = {"group:grass_block_no_snow"},
|
||
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = offset,
|
||
scale = 0.01,
|
||
spread = {x = 300, y = 300, z = 300},
|
||
seed = seed,
|
||
octaves = 5,
|
||
persist = 0.62,
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.overworld_max,
|
||
flags = "",
|
||
})
|
||
end
|
||
|
||
register_large_flower("rose_bush", 9350, -0.008)
|
||
register_large_flower("peony", 10450, -0.008)
|
||
register_large_flower("lilac", 10600, -0.007)
|
||
register_large_flower("sunflower", 2940, -0.005)
|
||
|
||
-- Lily pad
|
||
minetest.register_decoration({
|
||
deco_type = "schematic",
|
||
schematic = {
|
||
size = { x=1, y=3, z=1 },
|
||
data = {
|
||
{ name = "mcl_core:water_source", prob = 0 },
|
||
{ name = "mcl_core:water_source" },
|
||
{ name = "mcl_flowers:waterlily", param1 = 255 },
|
||
},
|
||
},
|
||
place_on = "mcl_core:dirt",
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = -0.12,
|
||
scale = 0.3,
|
||
spread = {x = 200, y = 200, z = 200},
|
||
seed = 503,
|
||
octaves = 6,
|
||
persist = 0.7,
|
||
},
|
||
y_min = 0,
|
||
y_max = 0,
|
||
rotation = "random",
|
||
})
|
||
|
||
-- Pumpkin
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
decoration = "mcl_farming:pumpkin",
|
||
param2 = 0,
|
||
param2_max = 3,
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = -0.008,
|
||
scale = 0.00666,
|
||
spread = {x = 250, y = 250, z = 250},
|
||
seed = 666,
|
||
octaves = 6,
|
||
persist = 0.666
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.overworld_max,
|
||
})
|
||
|
||
-- Melon
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0.002,
|
||
scale = 0.006,
|
||
spread = {x = 250, y = 250, z = 250},
|
||
seed = 333,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
-- Small trick to make sure melon spawn in jungles
|
||
spawn_by = { "mcl_core:jungletree", "mcl_flowers:fern" },
|
||
num_spawn_by = 1,
|
||
y_min = 1,
|
||
y_max = 40,
|
||
decoration = "mcl_farming:melon",
|
||
})
|
||
|
||
-- Tall grass
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 8,
|
||
noise_params = {
|
||
offset = 0.01,
|
||
scale = 0.3,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 420,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.overworld_max,
|
||
decoration = "mcl_flowers:tallgrass",
|
||
})
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 8,
|
||
noise_params = {
|
||
offset = 0.04,
|
||
scale = 0.03,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 420,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.overworld_max,
|
||
decoration = "mcl_flowers:tallgrass",
|
||
})
|
||
|
||
-- Seagrass and kelp
|
||
local materials = {"dirt","sand"}
|
||
for i=1, #materials do
|
||
local mat = materials[i]
|
||
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
spawn_by = {"group:water"},
|
||
num_spawn_by = 1,
|
||
place_on = {"mcl_core:"..mat},
|
||
sidelen = 8,
|
||
noise_params = {
|
||
offset = 0.04,
|
||
scale = 0.3,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 421,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
flags = "force_placement",
|
||
place_offset_y = -1,
|
||
y_min = mcl_vars.overworld_min,
|
||
y_max = 0,
|
||
decoration = "mcl_ocean:seagrass_"..mat,
|
||
})
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
spawn_by = {"group:water"},
|
||
num_spawn_by = 1,
|
||
place_on = {"mcl_core:mat"},
|
||
sidelen = 8,
|
||
noise_params = {
|
||
offset = 0.08,
|
||
scale = 0.03,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 421,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
flags = "force_placement",
|
||
place_offset_y = -1,
|
||
y_min = mcl_vars.overworld_min,
|
||
y_max = -5,
|
||
decoration = "mcl_ocean:seagrass_"..mat,
|
||
})
|
||
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
spawn_by = {"group:water"},
|
||
num_spawn_by = 1,
|
||
place_on = {"mcl_core:"..mat},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0.01,
|
||
scale = 0.01,
|
||
spread = {x = 300, y = 300, z = 300},
|
||
seed = 505,
|
||
octaves = 5,
|
||
persist = 0.62,
|
||
},
|
||
flags = "force_placement",
|
||
place_offset_y = -1,
|
||
y_min = mcl_vars.overworld_min,
|
||
y_max = -6,
|
||
decoration = "mcl_ocean:kelp_"..mat,
|
||
param2 = 16,
|
||
param2_max = 96,
|
||
})
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
spawn_by = {"group:water"},
|
||
num_spawn_by = 1,
|
||
place_on = {"mcl_core:"..mat},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0.01,
|
||
scale = 0.01,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 506,
|
||
octaves = 5,
|
||
persist = 0.62,
|
||
},
|
||
flags = "force_placement",
|
||
place_offset_y = -1,
|
||
y_min = mcl_vars.overworld_min,
|
||
y_max = -15,
|
||
decoration = "mcl_ocean:kelp_"..mat,
|
||
param2 = 32,
|
||
param2_max = 160,
|
||
})
|
||
|
||
end
|
||
|
||
-- Wet Sponge
|
||
-- TODO: Remove this when we got ocean monuments
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
decoration = "mcl_sponges:sponge_wet",
|
||
spawn_by = {"group:water"},
|
||
num_spawn_by = 1,
|
||
place_on = {"mcl_core:dirt","mcl_core:sand"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0.00295,
|
||
scale = 0.006,
|
||
spread = {x = 250, y = 250, z = 250},
|
||
seed = 999,
|
||
octaves = 3,
|
||
persist = 0.666
|
||
},
|
||
flags = "force_placement",
|
||
y_min = mcl_vars.mg_lava_overworld_max + 5,
|
||
y_max = -20,
|
||
})
|
||
|
||
-- Add a small amount of tall grass everywhere to avoid areas completely empty devoid of tall grass
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 8,
|
||
fill_ratio = 0.004,
|
||
y_min = 1,
|
||
y_max = mcl_vars.overworld_max,
|
||
decoration = "mcl_flowers:tallgrass",
|
||
})
|
||
|
||
local mushrooms = {"mcl_mushrooms:mushroom_red", "mcl_mushrooms:mushroom_brown"}
|
||
local mseeds = { 7133, 8244 }
|
||
for m=1, #mushrooms do
|
||
-- Mushrooms next to trees
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_no_snow", "mcl_core:dirt", "mcl_core:podzol", "mcl_core:mycelium", "mcl_core:stone", "mcl_core:andesite", "mcl_core:diorite", "mcl_core:granite"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0.04,
|
||
scale = 0.04,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = mseeds[m],
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
y_min = 1,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
decoration = mushrooms[m],
|
||
spawn_by = { "mcl_core:tree", "mcl_core:sprucetree", "mcl_core:darktree", "mcl_core:birchtree", },
|
||
num_spawn_by = 1,
|
||
})
|
||
end
|
||
|
||
-- Dead bushes
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:sand", "mcl_core:podzol", "mcl_core:dirt", "mcl_core:coarse_dirt", "group:hardened_clay"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = 0,
|
||
scale = 0.035,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = 1972,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
y_min = 4,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
decoration = "mcl_core:deadbush",
|
||
})
|
||
|
||
local function register_mgv6_flower(name, seed, offset, y_max)
|
||
if offset == nil then
|
||
offset = 0
|
||
end
|
||
if y_max == nil then
|
||
y_max = mcl_vars.mg_overworld_max
|
||
end
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_no_snow"},
|
||
sidelen = 16,
|
||
noise_params = {
|
||
offset = offset,
|
||
scale = 0.006,
|
||
spread = {x = 100, y = 100, z = 100},
|
||
seed = seed,
|
||
octaves = 3,
|
||
persist = 0.6
|
||
},
|
||
y_min = 1,
|
||
y_max = y_max,
|
||
decoration = "mcl_flowers:"..name,
|
||
})
|
||
end
|
||
|
||
register_mgv6_flower("tulip_red", 436)
|
||
register_mgv6_flower("tulip_orange", 536)
|
||
register_mgv6_flower("tulip_pink", 636)
|
||
register_mgv6_flower("tulip_white", 736)
|
||
register_mgv6_flower("azure_bluet", 800)
|
||
register_mgv6_flower("dandelion", 8)
|
||
-- Allium is supposed to only appear in flower forest in MC. There are no flower forests in v6.
|
||
-- We compensate by making it slightly rarer in v6.
|
||
register_mgv6_flower("allium", 0, -0.001)
|
||
--[[ Blue orchid is supposed to appear in swamplands. There are no swamplands in v6.
|
||
We emulate swamplands by limiting the height to 5 levels above sea level,
|
||
which should be close to the water. ]]
|
||
register_mgv6_flower("blue_orchid", 64500, nil, mcl_worlds.layer_to_y(67))
|
||
register_mgv6_flower("oxeye_daisy", 3490)
|
||
register_mgv6_flower("poppy", 9439)
|
||
|
||
-- Put top snow on snowy grass blocks. The v6 mapgen does not generate the top snow on its own.
|
||
minetest.register_decoration({
|
||
deco_type = "simple",
|
||
place_on = {"group:grass_block_snow"},
|
||
sidelen = 16,
|
||
fill_ratio = 11.0, -- complete coverage
|
||
y_min = 1,
|
||
y_max = mcl_vars.mg_overworld_max,
|
||
decoration = "mcl_core:snow",
|
||
})
|
||
|
||
end
|
||
|
||
local mg_flags = minetest.settings:get_flags("mg_flags")
|
||
|
||
-- Inform other mods of dungeon setting for MCL2-style dungeons
|
||
mcl_vars.mg_dungeons = mg_flags.dungeons and not superflat
|
||
|
||
-- Disable builtin dungeons, we provide our own dungeons
|
||
mg_flags.dungeons = false
|
||
|
||
-- Apply mapgen-specific mapgen code
|
||
if mg_name == "v6" then
|
||
register_mgv6_decorations()
|
||
elseif superflat then
|
||
-- Enforce superflat-like mapgen: no caves, decor, lakes and hills
|
||
mg_flags.caves = false
|
||
mg_flags.decorations = false
|
||
minetest.set_mapgen_setting("mgflat_spflags", "nolakes,nohills", true)
|
||
end
|
||
|
||
local mg_flags_str = ""
|
||
for k,v in pairs(mg_flags) do
|
||
if v == false then
|
||
k = "no" .. k
|
||
end
|
||
mg_flags_str = mg_flags_str .. k .. ","
|
||
end
|
||
if string.len(mg_flags_str) > 0 then
|
||
mg_flags_str = string.sub(mg_flags_str, 1, string.len(mg_flags_str)-1)
|
||
end
|
||
minetest.set_mapgen_setting("mg_flags", mg_flags_str, true)
|
||
|
||
-- Helper function for converting a MC probability to MT, with
|
||
-- regards to MapBlocks.
|
||
-- Some MC generated structures are generated on per-chunk
|
||
-- probability.
|
||
-- The MC probability is 1/x per Minecraft chunk (16×16).
|
||
|
||
-- x: The MC probability is 1/x.
|
||
-- minp, maxp: MapBlock limits
|
||
-- returns: Probability (1/return_value) for a single MT mapblock
|
||
local function minecraft_chunk_probability(x, minp, maxp)
|
||
-- 256 is the MC chunk height
|
||
return x * (((maxp.x-minp.x+1)*(maxp.z-minp.z+1)) / 256)
|
||
end
|
||
|
||
-- Takes an index of a biomemap table (from minetest.get_mapgen_object),
|
||
-- minp and maxp (from an on_generated callback) and returns the real world coordinates
|
||
-- as X, Z.
|
||
-- Inverse function of xz_to_biomemap
|
||
--[[local function biomemap_to_xz(index, minp, maxp)
|
||
local xwidth = maxp.x - minp.x + 1
|
||
local zwidth = maxp.z - minp.z + 1
|
||
local x = ((index-1) % xwidth) + minp.x
|
||
local z = ((index-1) / zwidth) + minp.z
|
||
return x, z
|
||
end]]
|
||
|
||
-- Takes x and z coordinates and minp and maxp of a generated chunk
|
||
-- (in on_generated callback) and returns a biomemap index)
|
||
-- Inverse function of biomemap_to_xz
|
||
local function xz_to_biomemap_index(x, z, minp, maxp)
|
||
local xwidth = maxp.x - minp.x + 1
|
||
local zwidth = maxp.z - minp.z + 1
|
||
local minix = x % xwidth
|
||
local miniz = z % zwidth
|
||
|
||
return (minix + miniz * zwidth) + 1
|
||
end
|
||
|
||
-- Perlin noise objects
|
||
local perlin_structures
|
||
local perlin_vines, perlin_vines_fine, perlin_vines_upwards, perlin_vines_length, perlin_vines_density
|
||
local perlin_clay
|
||
|
||
local function generate_clay(minp, maxp, blockseed, voxelmanip_data, voxelmanip_area, lvm_used)
|
||
-- TODO: Make clay generation reproducible for same seed.
|
||
if maxp.y < -5 or minp.y > 0 then
|
||
return lvm_used
|
||
end
|
||
|
||
local pr = PseudoRandom(blockseed)
|
||
|
||
perlin_clay = perlin_clay or minetest.get_perlin({
|
||
offset = 0.5,
|
||
scale = 0.2,
|
||
spread = {x = 5, y = 5, z = 5},
|
||
seed = -316,
|
||
octaves = 1,
|
||
persist = 0.0
|
||
})
|
||
|
||
for y=math.max(minp.y, 0), math.min(maxp.y, -8), -1 do
|
||
-- Assume X and Z lengths are equal
|
||
local divlen = 4
|
||
local divs = (maxp.x-minp.x)/divlen+1;
|
||
for divx=0+1,divs-2 do
|
||
for divz=0+1,divs-2 do
|
||
-- Get position and shift it a bit randomly so the clay do not obviously appear in a grid
|
||
local cx = minp.x + math.floor((divx+0.5)*divlen) + pr:next(-1,1)
|
||
local cz = minp.z + math.floor((divz+0.5)*divlen) + pr:next(-1,1)
|
||
|
||
local water_pos = voxelmanip_area:index(cx, y+1, cz)
|
||
local waternode = voxelmanip_data[water_pos]
|
||
local surface_pos = voxelmanip_area:index(cx, y, cz)
|
||
local surfacenode = voxelmanip_data[surface_pos]
|
||
|
||
local genrnd = pr:next(1, 20)
|
||
if genrnd == 1 and perlin_clay:get_3d({x=cx,y=y,z=cz}) > 0 and waternode == c_water and
|
||
(surfacenode == c_dirt or minetest.get_item_group(minetest.get_name_from_content_id(surfacenode), "sand") == 1) then
|
||
local diamondsize = pr:next(1, 3)
|
||
for x1 = -diamondsize, diamondsize do
|
||
for z1 = -(diamondsize - math.abs(x1)), diamondsize - math.abs(x1) do
|
||
local ccpos = voxelmanip_area:index(cx+x1, y, cz+z1)
|
||
local claycandidate = voxelmanip_data[ccpos]
|
||
if voxelmanip_data[ccpos] == c_dirt or minetest.get_item_group(minetest.get_name_from_content_id(claycandidate), "sand") == 1 then
|
||
voxelmanip_data[ccpos] = c_clay
|
||
lvm_used = true
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
return lvm_used
|
||
end
|
||
|
||
local function generate_end_exit_portal(pos)
|
||
local obj = minetest.add_entity(vector.add(pos, vector.new(3, 11, 3)), "mobs_mc:enderdragon")
|
||
if obj then
|
||
local dragon_entity = obj:get_luaentity()
|
||
dragon_entity._initial = true
|
||
dragon_entity._portal_pos = pos
|
||
else
|
||
minetest.log("error", "[mcl_mapgen_core] ERROR! Ender dragon doesn't want to spawn")
|
||
end
|
||
mcl_structures.call_struct(pos, "end_exit_portal")
|
||
end
|
||
|
||
-- TODO: Try to use more efficient structure generating code
|
||
local function generate_structures(minp, maxp, blockseed, biomemap)
|
||
local chunk_has_igloo = false
|
||
local struct_min, struct_max = -3, 111 --64
|
||
--except end exit portall all v6
|
||
if mg_name == "v6" and maxp.y >= struct_min and minp.y <= struct_max then
|
||
-- Generate structures
|
||
local pr = PcgRandom(blockseed)
|
||
perlin_structures = perlin_structures or minetest.get_perlin(329, 3, 0.6, 100)
|
||
-- Assume X and Z lengths are equal
|
||
local divlen = 5
|
||
for x0 = minp.x, maxp.x, divlen do for z0 = minp.z, maxp.z, divlen do
|
||
-- Determine amount from perlin noise
|
||
local amount = math.floor(perlin_structures:get_2d({x=x0, y=z0}) * 9)
|
||
-- Find random positions based on this random
|
||
local p, ground_y
|
||
for i=0, amount do
|
||
p = {x = pr:next(x0, x0+divlen-1), y = 0, z = pr:next(z0, z0+divlen-1)}
|
||
-- Find ground level
|
||
ground_y = nil
|
||
local nn
|
||
for y = struct_max, struct_min, -1 do
|
||
p.y = y
|
||
local checknode = minetest.get_node(p)
|
||
if checknode then
|
||
nn = checknode.name
|
||
local def = minetest.registered_nodes[nn]
|
||
if def and def.walkable then
|
||
ground_y = y
|
||
break
|
||
end
|
||
end
|
||
end
|
||
|
||
if ground_y then
|
||
p.y = ground_y+1
|
||
local nn0 = minetest.get_node(p).name
|
||
-- Check if the node can be replaced
|
||
if minetest.registered_nodes[nn0] and minetest.registered_nodes[nn0].buildable_to then
|
||
-- Igloos
|
||
if not chunk_has_igloo and (nn == "mcl_core:snowblock" or nn == "mcl_core:snow" or (minetest.get_item_group(nn, "grass_block_snow") == 1)) then
|
||
if pr:next(1, 4400) == 1 then
|
||
-- Check surface
|
||
local floor = {x=p.x+9, y=p.y-1, z=p.z+9}
|
||
local surface = minetest.find_nodes_in_area({x=p.x,y=p.y-1,z=p.z}, floor, "mcl_core:snowblock")
|
||
local surface2 = minetest.find_nodes_in_area({x=p.x,y=p.y-1,z=p.z}, floor, "mcl_core:dirt_with_grass_snow")
|
||
if #surface + #surface2 >= 63 then
|
||
mcl_structures.call_struct(p, "igloo", nil, pr)
|
||
chunk_has_igloo = true
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Fossil
|
||
if nn == "mcl_core:sandstone" or nn == "mcl_core:sand" and not chunk_has_desert_temple and ground_y > 3 then
|
||
local fossil_prob = minecraft_chunk_probability(64, minp, maxp)
|
||
|
||
if pr:next(1, fossil_prob) == 1 then
|
||
-- Spawn fossil below desert surface between layers 40 and 49
|
||
local p1 = {x=p.x, y=pr:next(mcl_worlds.layer_to_y(40), mcl_worlds.layer_to_y(49)), z=p.z}
|
||
-- Very rough check of the environment (we expect to have enough stonelike nodes).
|
||
-- Fossils may still appear partially exposed in caves, but this is O.K.
|
||
local p2 = vector.add(p1, 4)
|
||
local nodes = minetest.find_nodes_in_area(p1, p2, {"mcl_core:sandstone", "mcl_core:stone", "mcl_core:diorite", "mcl_core:andesite", "mcl_core:granite", "mcl_core:stone_with_coal", "mcl_core:dirt", "mcl_core:gravel"})
|
||
|
||
if #nodes >= 100 then -- >= 80%
|
||
mcl_structures.call_struct(p1, "fossil", nil, pr)
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Witch hut (v6)
|
||
if ground_y <= 0 and nn == "mcl_core:dirt" then
|
||
local prob = minecraft_chunk_probability(48, minp, maxp)
|
||
if pr:next(1, prob) == 1 then
|
||
|
||
local swampland = minetest.get_biome_id("Swampland")
|
||
local swampland_shore = minetest.get_biome_id("Swampland_shore")
|
||
|
||
-- Where do witches live?
|
||
-- v6: In Normal biome
|
||
if biomeinfo.get_v6_biome(p) == "Normal" then
|
||
here_be_witches = true
|
||
end
|
||
local here_be_witches = false
|
||
if here_be_witches then
|
||
|
||
local r = tostring(pr:next(0, 3) * 90) -- "0", "90", "180" or 270"
|
||
local p1 = {x=p.x-1, y=WITCH_HUT_HEIGHT+2, z=p.z-1}
|
||
local size
|
||
if r == "0" or r == "180" then
|
||
size = {x=10, y=4, z=8}
|
||
else
|
||
size = {x=8, y=4, z=10}
|
||
end
|
||
local p2 = vector.add(p1, size)
|
||
|
||
-- This checks free space at the “body” of the hut and a bit around.
|
||
-- ALL nodes must be free for the placement to succeed.
|
||
local free_nodes = minetest.find_nodes_in_area(p1, p2, {"air", "mcl_core:water_source", "mcl_flowers:waterlily"})
|
||
if #free_nodes >= ((size.x+1)*(size.y+1)*(size.z+1)) then
|
||
local place = {x=p.x, y=WITCH_HUT_HEIGHT-1, z=p.z}
|
||
|
||
-- FIXME: For some mysterious reason (black magic?) this
|
||
-- function does sometimes NOT spawn the witch hut. One can only see the
|
||
-- oak wood nodes in the water, but no hut. :-/
|
||
mcl_structures.place_structure(place,mcl_structures.registered_structures["witch_hut"],pr)
|
||
|
||
local function place_tree_if_free(pos, prev_result)
|
||
local nn = minetest.get_node(pos).name
|
||
if nn == "mcl_flowers:waterlily" or nn == "mcl_core:water_source" or nn == "mcl_core:water_flowing" or nn == "air" then
|
||
minetest.set_node(pos, {name="mcl_core:tree", param2=0})
|
||
return prev_result
|
||
else
|
||
return false
|
||
end
|
||
end
|
||
local offsets
|
||
if r == "0" then
|
||
offsets = {
|
||
{x=1, y=0, z=1},
|
||
{x=1, y=0, z=5},
|
||
{x=6, y=0, z=1},
|
||
{x=6, y=0, z=5},
|
||
}
|
||
elseif r == "180" then
|
||
offsets = {
|
||
{x=2, y=0, z=1},
|
||
{x=2, y=0, z=5},
|
||
{x=7, y=0, z=1},
|
||
{x=7, y=0, z=5},
|
||
}
|
||
elseif r == "270" then
|
||
offsets = {
|
||
{x=1, y=0, z=1},
|
||
{x=5, y=0, z=1},
|
||
{x=1, y=0, z=6},
|
||
{x=5, y=0, z=6},
|
||
}
|
||
elseif r == "90" then
|
||
offsets = {
|
||
{x=1, y=0, z=2},
|
||
{x=5, y=0, z=2},
|
||
{x=1, y=0, z=7},
|
||
{x=5, y=0, z=7},
|
||
}
|
||
end
|
||
for o=1, #offsets do
|
||
local ok = true
|
||
for y=place.y-1, place.y-64, -1 do
|
||
local tpos = vector.add(place, offsets[o])
|
||
tpos.y = y
|
||
ok = place_tree_if_free(tpos, ok)
|
||
if not ok then
|
||
break
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Ice spikes in v6
|
||
-- In other mapgens, ice spikes are generated as decorations.
|
||
if nn == "mcl_core:snowblock" then
|
||
local spike = pr:next(1,58000)
|
||
if spike < 3 then
|
||
-- Check surface
|
||
local floor = {x=p.x+4, y=p.y-1, z=p.z+4}
|
||
local surface = minetest.find_nodes_in_area({x=p.x+1,y=p.y-1,z=p.z+1}, floor, {"mcl_core:snowblock"})
|
||
-- Check for collision with spruce
|
||
local spruce_collisions = minetest.find_nodes_in_area({x=p.x+1,y=p.y+2,z=p.z+1}, {x=p.x+4, y=p.y+6, z=p.z+4}, {"mcl_core:sprucetree", "mcl_core:spruceleaves"})
|
||
|
||
if #surface >= 9 and #spruce_collisions == 0 then
|
||
mcl_structures.place_structure(p,mcl_structures.registered_structures["ice_spike_large"],pr)
|
||
end
|
||
elseif spike < 100 then
|
||
-- Check surface
|
||
local floor = {x=p.x+6, y=p.y-1, z=p.z+6}
|
||
local surface = minetest.find_nodes_in_area({x=p.x+1,y=p.y-1,z=p.z+1}, floor, {"mcl_core:snowblock", "mcl_core:dirt_with_grass_snow"})
|
||
|
||
-- Check for collision with spruce
|
||
local spruce_collisions = minetest.find_nodes_in_area({x=p.x+1,y=p.y+1,z=p.z+1}, {x=p.x+6, y=p.y+6, z=p.z+6}, {"mcl_core:sprucetree", "mcl_core:spruceleaves"})
|
||
|
||
if #surface >= 25 and #spruce_collisions == 0 then
|
||
mcl_structures.place_structure(p,mcl_structures.registered_structures["ice_spike_small"],pr)
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
|
||
end
|
||
end end
|
||
-- End exit portal
|
||
elseif minp.y <= END_EXIT_PORTAL_POS.y and maxp.y >= END_EXIT_PORTAL_POS.y and
|
||
minp.x <= END_EXIT_PORTAL_POS.x and maxp.x >= END_EXIT_PORTAL_POS.x and
|
||
minp.z <= END_EXIT_PORTAL_POS.z and maxp.z >= END_EXIT_PORTAL_POS.z then
|
||
for y=maxp.y, minp.y, -1 do
|
||
local p = {x=END_EXIT_PORTAL_POS.x, y=y, z=END_EXIT_PORTAL_POS.z}
|
||
if minetest.get_node(p).name == "mcl_end:end_stone" then
|
||
generate_end_exit_portal(p)
|
||
return
|
||
end
|
||
end
|
||
generate_end_exit_portal(END_EXIT_PORTAL_POS)
|
||
end
|
||
end
|
||
|
||
-- Buffers for LuaVoxelManip
|
||
-- local lvm_buffer = {}
|
||
-- local lvm_buffer_param2 = {}
|
||
|
||
-- Generate tree decorations in the bounding box. This adds:
|
||
-- * Cocoa at jungle trees
|
||
-- * Jungle tree vines
|
||
-- * Oak vines in swamplands
|
||
local function generate_tree_decorations(minp, maxp, seed, data, param2_data, area, biomemap, lvm_used, pr)
|
||
if maxp.y < 0 then
|
||
return lvm_used
|
||
end
|
||
|
||
local oaktree, oakleaves, jungletree, jungleleaves = {}, {}, {}, {}
|
||
local swampland = minetest.get_biome_id("Swampland")
|
||
local swampland_shore = minetest.get_biome_id("Swampland_shore")
|
||
local jungle = minetest.get_biome_id("Jungle")
|
||
local jungle_shore = minetest.get_biome_id("Jungle_shore")
|
||
local jungle_m = minetest.get_biome_id("JungleM")
|
||
local jungle_m_shore = minetest.get_biome_id("JungleM_shore")
|
||
local jungle_edge = minetest.get_biome_id("JungleEdge")
|
||
local jungle_edge_shore = minetest.get_biome_id("JungleEdge_shore")
|
||
local jungle_edge_m = minetest.get_biome_id("JungleEdgeM")
|
||
local jungle_edge_m_shore = minetest.get_biome_id("JungleEdgeM_shore")
|
||
|
||
-- Modifier for Jungle M biome: More vines and cocoas
|
||
local dense_vegetation = false
|
||
|
||
if biomemap then
|
||
-- Biome map available: Check if the required biome (jungle or swampland)
|
||
-- is in this mapchunk. We are only interested in trees in the correct biome.
|
||
-- The nodes are added if the correct biome is *anywhere* in the mapchunk.
|
||
-- TODO: Strictly generate vines in the correct biomes only.
|
||
local swamp_biome_found, jungle_biome_found = false, false
|
||
for b=1, #biomemap do
|
||
local id = biomemap[b]
|
||
|
||
if not swamp_biome_found and (id == swampland or id == swampland_shore) then
|
||
oaktree = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:tree"})
|
||
oakleaves = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:leaves"})
|
||
swamp_biome_found = true
|
||
end
|
||
if not jungle_biome_found and (id == jungle or id == jungle_shore or id == jungle_m or id == jungle_m_shore or id == jungle_edge or id == jungle_edge_shore or id == jungle_edge_m or id == jungle_edge_m_shore) then
|
||
jungletree = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:jungletree"})
|
||
jungleleaves = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:jungleleaves"})
|
||
jungle_biome_found = true
|
||
end
|
||
if not dense_vegetation and (id == jungle_m or id == jungle_m_shore) then
|
||
dense_vegetation = true
|
||
end
|
||
if swamp_biome_found and jungle_biome_found and dense_vegetation then
|
||
break
|
||
end
|
||
end
|
||
else
|
||
-- If there is no biome map, we just count all jungle things we can find.
|
||
-- Oak vines will not be generated.
|
||
jungletree = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:jungletree"})
|
||
jungleleaves = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:jungleleaves"})
|
||
end
|
||
|
||
local pos, treepos, dir
|
||
|
||
local cocoachance = 40
|
||
if dense_vegetation then
|
||
cocoachance = 32
|
||
end
|
||
|
||
-- Pass 1: Generate cocoas at jungle trees
|
||
for n = 1, #jungletree do
|
||
|
||
pos = table.copy(jungletree[n])
|
||
treepos = table.copy(pos)
|
||
|
||
if minetest.find_node_near(pos, 1, {"mcl_core:jungleleaves"}) then
|
||
|
||
dir = pr:next(1, cocoachance)
|
||
|
||
if dir == 1 then
|
||
pos.z = pos.z + 1
|
||
elseif dir == 2 then
|
||
pos.z = pos.z - 1
|
||
elseif dir == 3 then
|
||
pos.x = pos.x + 1
|
||
elseif dir == 4 then
|
||
pos.x = pos.x -1
|
||
end
|
||
|
||
local p_pos = area:index(pos.x, pos.y, pos.z)
|
||
local l = minetest.get_node_light(pos)
|
||
|
||
if dir < 5
|
||
and data[p_pos] == c_air
|
||
and l and l > 12 then
|
||
local c = pr:next(1, 3)
|
||
if c == 1 then
|
||
data[p_pos] = c_cocoa_1
|
||
elseif c == 2 then
|
||
data[p_pos] = c_cocoa_2
|
||
else
|
||
data[p_pos] = c_cocoa_3
|
||
end
|
||
param2_data[p_pos] = minetest.dir_to_facedir(vector.subtract(treepos, pos))
|
||
lvm_used = true
|
||
end
|
||
|
||
end
|
||
end
|
||
|
||
-- Pass 2: Generate vines at jungle wood, jungle leaves in jungle and oak wood, oak leaves in swampland
|
||
perlin_vines = perlin_vines or minetest.get_perlin(555, 4, 0.6, 500)
|
||
perlin_vines_fine = perlin_vines_fine or minetest.get_perlin(43000, 3, 0.6, 1)
|
||
perlin_vines_length = perlin_vines_length or minetest.get_perlin(435, 4, 0.6, 75)
|
||
perlin_vines_upwards = perlin_vines_upwards or minetest.get_perlin(436, 3, 0.6, 10)
|
||
perlin_vines_density = perlin_vines_density or minetest.get_perlin(436, 3, 0.6, 500)
|
||
|
||
-- Extra long vines in Jungle M
|
||
local maxvinelength = 7
|
||
if dense_vegetation then
|
||
maxvinelength = 14
|
||
end
|
||
local treething
|
||
for i=1, 4 do
|
||
if i==1 then
|
||
treething = jungletree
|
||
elseif i == 2 then
|
||
treething = jungleleaves
|
||
elseif i == 3 then
|
||
treething = oaktree
|
||
elseif i == 4 then
|
||
treething = oakleaves
|
||
end
|
||
|
||
for n = 1, #treething do
|
||
pos = treething[n]
|
||
|
||
treepos = table.copy(pos)
|
||
|
||
local dirs = {
|
||
{x=1,y=0,z=0},
|
||
{x=-1,y=0,z=0},
|
||
{x=0,y=0,z=1},
|
||
{x=0,y=0,z=-1},
|
||
}
|
||
|
||
for d = 1, #dirs do
|
||
local pos = vector.add(pos, dirs[d])
|
||
local p_pos = area:index(pos.x, pos.y, pos.z)
|
||
|
||
local vine_threshold = math.max(0.33333, perlin_vines_density:get_2d(pos))
|
||
if dense_vegetation then
|
||
vine_threshold = vine_threshold * (2/3)
|
||
end
|
||
|
||
if perlin_vines:get_2d(pos) > -1.0 and perlin_vines_fine:get_3d(pos) > vine_threshold and data[p_pos] == c_air then
|
||
|
||
local rdir = {}
|
||
rdir.x = -dirs[d].x
|
||
rdir.y = dirs[d].y
|
||
rdir.z = -dirs[d].z
|
||
local param2 = minetest.dir_to_wallmounted(rdir)
|
||
|
||
-- Determine growth direction
|
||
local grow_upwards = false
|
||
-- Only possible on the wood, not on the leaves
|
||
if i == 1 then
|
||
grow_upwards = perlin_vines_upwards:get_3d(pos) > 0.8
|
||
end
|
||
if grow_upwards then
|
||
-- Grow vines up 1-4 nodes, even through jungleleaves.
|
||
-- This may give climbing access all the way to the top of the tree :-)
|
||
-- But this will be fairly rare.
|
||
local length = math.ceil(math.abs(perlin_vines_length:get_3d(pos)) * 4)
|
||
for l=0, length-1 do
|
||
local t_pos = area:index(treepos.x, treepos.y, treepos.z)
|
||
|
||
if (data[p_pos] == c_air or data[p_pos] == c_jungleleaves or data[p_pos] == c_leaves) and mcl_core.supports_vines(minetest.get_name_from_content_id(data[t_pos])) then
|
||
data[p_pos] = c_vine
|
||
param2_data[p_pos] = param2
|
||
lvm_used = true
|
||
|
||
else
|
||
break
|
||
end
|
||
pos.y = pos.y + 1
|
||
p_pos = area:index(pos.x, pos.y, pos.z)
|
||
treepos.y = treepos.y + 1
|
||
end
|
||
else
|
||
-- Grow vines down, length between 1 and maxvinelength
|
||
local length = math.ceil(math.abs(perlin_vines_length:get_3d(pos)) * maxvinelength)
|
||
for l=0, length-1 do
|
||
if data[p_pos] == c_air then
|
||
data[p_pos] = c_vine
|
||
param2_data[p_pos] = param2
|
||
lvm_used = true
|
||
|
||
else
|
||
break
|
||
end
|
||
pos.y = pos.y - 1
|
||
p_pos = area:index(pos.x, pos.y, pos.z)
|
||
end
|
||
end
|
||
end
|
||
end
|
||
|
||
end
|
||
end
|
||
return lvm_used
|
||
end
|
||
|
||
-- Generate mushrooms in caves manually.
|
||
-- only v6. minetest supports cave decos via "all_floors" flag now
|
||
local function generate_underground_mushrooms(minp, maxp, seed)
|
||
local pr_shroom = PseudoRandom(seed-24359)
|
||
-- Generate rare underground mushrooms
|
||
-- TODO: Make them appear in groups, use Perlin noise
|
||
local min, max = mcl_vars.mg_lava_overworld_max + 4, 0
|
||
if minp.y > max or maxp.y < min then
|
||
return
|
||
end
|
||
|
||
local bpos
|
||
local stone = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_core:stone", "mcl_core:dirt", "mcl_core:mycelium", "mcl_core:podzol", "mcl_core:andesite", "mcl_core:diorite", "mcl_core:granite", "mcl_core:stone_with_coal", "mcl_core:stone_with_iron", "mcl_core:stone_with_gold"})
|
||
|
||
for n = 1, #stone do
|
||
bpos = {x = stone[n].x, y = stone[n].y + 1, z = stone[n].z }
|
||
|
||
local l = minetest.get_node_light(bpos, 0.5)
|
||
if bpos.y >= min and bpos.y <= max and l and l <= 12 and pr_shroom:next(1,1000) < 4 then
|
||
if pr_shroom:next(1,2) == 1 then
|
||
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
|
||
else
|
||
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
|
||
end
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Generate Nether decorations manually: Eternal fire, mushrooms, nether wart
|
||
-- (only v6)
|
||
local nether_wart_chance = 85
|
||
local function generate_nether_decorations(minp, maxp, seed)
|
||
local pr_nether = PseudoRandom(seed+667)
|
||
|
||
if minp.y > mcl_vars.mg_nether_max or maxp.y < mcl_vars.mg_nether_min then
|
||
return
|
||
end
|
||
|
||
minetest.log("action", "[mcl_mapgen_core] Nether decorations " .. minetest.pos_to_string(minp) .. " ... " .. minetest.pos_to_string(maxp))
|
||
|
||
-- TODO: Generate everything based on Perlin noise instead of PseudoRandom
|
||
|
||
local bpos
|
||
local rack = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:netherrack"})
|
||
local magma = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:magma"})
|
||
local ssand = minetest.find_nodes_in_area_under_air(minp, maxp, {"mcl_nether:soul_sand"})
|
||
|
||
-- Helper function to spawn “fake” decoration
|
||
local function special_deco(nodes, spawn_func)
|
||
for n = 1, #nodes do
|
||
bpos = {x = nodes[n].x, y = nodes[n].y + 1, z = nodes[n].z }
|
||
|
||
spawn_func(bpos)
|
||
end
|
||
end
|
||
-- Eternal fire on netherrack
|
||
special_deco(rack, function(bpos)
|
||
-- Eternal fire on netherrack
|
||
if pr_nether:next(1,100) <= 3 then
|
||
minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
|
||
end
|
||
end)
|
||
|
||
-- Eternal fire on magma cubes
|
||
special_deco(magma, function(bpos)
|
||
if pr_nether:next(1,150) == 1 then
|
||
minetest.set_node(bpos, {name = "mcl_fire:eternal_fire"})
|
||
end
|
||
end)
|
||
|
||
-- Mushrooms on netherrack
|
||
-- Note: Spawned *after* the fire because of light level checks
|
||
special_deco(rack, function(bpos)
|
||
local l = minetest.get_node_light(bpos, 0.5)
|
||
if bpos.y > mcl_vars.mg_lava_nether_max + 6 and l and l <= 12 and pr_nether:next(1,1000) <= 4 then
|
||
-- TODO: Make mushrooms appear in groups, use Perlin noise
|
||
if pr_nether:next(1,2) == 1 then
|
||
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_brown"})
|
||
else
|
||
minetest.set_node(bpos, {name = "mcl_mushrooms:mushroom_red"})
|
||
end
|
||
end
|
||
end)
|
||
|
||
-- Nether wart on soul sand
|
||
-- TODO: Spawn in Nether fortresses
|
||
special_deco(ssand, function(bpos)
|
||
if pr_nether:next(1, nether_wart_chance) == 1 then
|
||
minetest.set_node(bpos, {name = "mcl_nether:nether_wart"})
|
||
end
|
||
end)
|
||
end
|
||
|
||
minetest.register_on_generated(function(minp, maxp, blockseed)
|
||
minetest.log("action", "[mcl_mapgen_core] Generating chunk " .. minetest.pos_to_string(minp) .. " ... " .. minetest.pos_to_string(maxp))
|
||
local p1, p2 = {x=minp.x, y=minp.y, z=minp.z}, {x=maxp.x, y=maxp.y, z=maxp.z}
|
||
if lvm > 0 then
|
||
local lvm_used, shadow = false, false
|
||
local lb2 = {} -- param2
|
||
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
|
||
local e1, e2 = {x=emin.x, y=emin.y, z=emin.z}, {x=emax.x, y=emax.y, z=emax.z}
|
||
local data2
|
||
local data = vm:get_data(lvm_buffer)
|
||
if param2 > 0 then
|
||
data2 = vm:get_param2_data(lb2)
|
||
end
|
||
local area = VoxelArea:new({MinEdge=e1, MaxEdge=e2})
|
||
|
||
for _, rec in ipairs(registered_generators) do
|
||
if rec.vf then
|
||
local lvm_used0, shadow0 = rec.vf(vm, data, data2, e1, e2, area, p1, p2, blockseed)
|
||
if lvm_used0 then
|
||
lvm_used = true
|
||
end
|
||
if shadow0 then
|
||
shadow = true
|
||
end
|
||
end
|
||
end
|
||
|
||
if lvm_used then
|
||
-- Write stuff
|
||
vm:set_data(data)
|
||
if param2 > 0 then
|
||
vm:set_param2_data(data2)
|
||
end
|
||
vm:calc_lighting(p1, p2, shadow)
|
||
vm:write_to_map()
|
||
vm:update_liquids()
|
||
end
|
||
end
|
||
|
||
if nodes > 0 then
|
||
for _, rec in ipairs(registered_generators) do
|
||
if rec.nf then
|
||
rec.nf(p1, p2, blockseed)
|
||
end
|
||
end
|
||
end
|
||
|
||
mcl_vars.add_chunk(minp)
|
||
end)
|
||
|
||
function minetest.register_on_generated(node_function)
|
||
mcl_mapgen_core.register_generator("mod_"..minetest.get_current_modname().."_"..tostring(#registered_generators+1), nil, node_function)
|
||
end
|
||
|
||
function mcl_mapgen_core.register_generator(id, lvm_function, node_function, priority, needs_param2)
|
||
if not id then return end
|
||
|
||
local priority = priority or 5000
|
||
|
||
if lvm_function then lvm = lvm + 1 end
|
||
if node_function then nodes = nodes + 1 end
|
||
if needs_param2 then param2 = param2 + 1 end
|
||
|
||
local new_record = {
|
||
id = id,
|
||
i = priority,
|
||
vf = lvm_function,
|
||
nf = node_function,
|
||
needs_param2 = needs_param2,
|
||
}
|
||
|
||
table.insert(registered_generators, new_record)
|
||
table.sort(registered_generators, function(a, b)
|
||
return (a.i < b.i) or ((a.i == b.i) and a.vf and (b.vf == nil))
|
||
end)
|
||
end
|
||
|
||
function mcl_mapgen_core.unregister_generator(id)
|
||
local index
|
||
for i, gen in ipairs(registered_generators) do
|
||
if gen.id == id then
|
||
index = i
|
||
break
|
||
end
|
||
end
|
||
if not index then return end
|
||
local rec = registered_generators[index]
|
||
table.remove(registered_generators, index)
|
||
if rec.vf then lvm = lvm - 1 end
|
||
if rec.nf then nodes = nodes - 1 end
|
||
if rec.needs_param2 then param2 = param2 - 1 end
|
||
--if rec.needs_level0 then level0 = level0 - 1 end
|
||
end
|
||
|
||
-- Generate basic layer-based nodes: void, bedrock, realm barrier, lava seas, etc.
|
||
-- Also perform some basic node replacements.
|
||
|
||
local bedrock_check
|
||
if mcl_vars.mg_bedrock_is_rough then
|
||
function bedrock_check(pos, _, pr)
|
||
local y = pos.y
|
||
-- Bedrock layers with increasing levels of roughness, until a perfecly flat bedrock later at the bottom layer
|
||
-- This code assumes a bedrock height of 5 layers.
|
||
|
||
local diff = mcl_vars.mg_bedrock_overworld_max - y -- Overworld bedrock
|
||
local ndiff1 = mcl_vars.mg_bedrock_nether_bottom_max - y -- Nether bedrock, bottom
|
||
local ndiff2 = mcl_vars.mg_bedrock_nether_top_max - y -- Nether bedrock, ceiling
|
||
|
||
local top
|
||
if diff == 0 or ndiff1 == 0 or ndiff2 == 4 then
|
||
-- 50% bedrock chance
|
||
top = 2
|
||
elseif diff == 1 or ndiff1 == 1 or ndiff2 == 3 then
|
||
-- 66.666...%
|
||
top = 3
|
||
elseif diff == 2 or ndiff1 == 2 or ndiff2 == 2 then
|
||
-- 75%
|
||
top = 4
|
||
elseif diff == 3 or ndiff1 == 3 or ndiff2 == 1 then
|
||
-- 90%
|
||
top = 10
|
||
elseif diff == 4 or ndiff1 == 4 or ndiff2 == 0 then
|
||
-- 100%
|
||
return true
|
||
else
|
||
-- Not in bedrock layer
|
||
return false
|
||
end
|
||
|
||
return pr:next(1, top) <= top-1
|
||
end
|
||
end
|
||
|
||
|
||
-- Helper function to set all nodes in the layers between min and max.
|
||
-- content_id: Node to set
|
||
-- check: optional.
|
||
-- If content_id, node will be set only if it is equal to check.
|
||
-- If function(pos_to_check, content_id_at_this_pos), will set node only if returns true.
|
||
-- min, max: Minimum and maximum Y levels of the layers to set
|
||
-- minp, maxp: minp, maxp of the on_generated
|
||
-- lvm_used: Set to true if any node in this on_generated has been set before.
|
||
--
|
||
-- returns true if any node was set and lvm_used otherwise
|
||
local function set_layers(data, area, content_id, check, min, max, minp, maxp, lvm_used, pr)
|
||
if (maxp.y >= min and minp.y <= max) then
|
||
for y = math.max(min, minp.y), math.min(max, maxp.y) do
|
||
for x = minp.x, maxp.x do
|
||
for z = minp.z, maxp.z do
|
||
local p_pos = area:index(x, y, z)
|
||
if check then
|
||
if type(check) == "function" and check({x=x,y=y,z=z}, data[p_pos], pr) then
|
||
data[p_pos] = content_id
|
||
lvm_used = true
|
||
elseif check == data[p_pos] then
|
||
data[p_pos] = content_id
|
||
lvm_used = true
|
||
end
|
||
else
|
||
data[p_pos] = content_id
|
||
lvm_used = true
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end
|
||
return lvm_used
|
||
end
|
||
|
||
-- Below the bedrock, generate air/void
|
||
local function basic(vm, data, data2, emin, emax, area, minp, maxp, blockseed)
|
||
local biomemap --ymin, ymax
|
||
local lvm_used = false
|
||
local pr = PseudoRandom(blockseed)
|
||
|
||
-- The Void below the Nether:
|
||
lvm_used = set_layers(data, area, c_void , nil, mcl_vars.mapgen_edge_min , mcl_vars.mg_nether_min -1, minp, maxp, lvm_used, pr)
|
||
|
||
-- [[ THE NETHER: mcl_vars.mg_nether_min mcl_vars.mg_nether_max ]]
|
||
|
||
-- The Air on the Nether roof, https://git.minetest.land/MineClone2/MineClone2/issues/1186
|
||
lvm_used = set_layers(data, area, c_air , nil, mcl_vars.mg_nether_max +1, mcl_vars.mg_nether_max + 128 , minp, maxp, lvm_used, pr)
|
||
-- The Void above the Nether below the End:
|
||
lvm_used = set_layers(data, area, c_void , nil, mcl_vars.mg_nether_max + 128 +1, mcl_vars.mg_end_min -1, minp, maxp, lvm_used, pr)
|
||
|
||
-- [[ THE END: mcl_vars.mg_end_min mcl_vars.mg_end_max ]]
|
||
|
||
-- The Void above the End below the Realm barrier:
|
||
lvm_used = set_layers(data, area, c_void , nil, mcl_vars.mg_end_max +1, mcl_vars.mg_realm_barrier_overworld_end_min-1, minp, maxp, lvm_used, pr)
|
||
-- Realm barrier between the Overworld void and the End
|
||
lvm_used = set_layers(data, area, c_realm_barrier, nil, mcl_vars.mg_realm_barrier_overworld_end_min , mcl_vars.mg_realm_barrier_overworld_end_max , minp, maxp, lvm_used, pr)
|
||
-- The Void above Realm barrier below the Overworld:
|
||
lvm_used = set_layers(data, area, c_void , nil, mcl_vars.mg_realm_barrier_overworld_end_max+1, mcl_vars.mg_overworld_min -1, minp, maxp, lvm_used, pr)
|
||
|
||
|
||
if mg_name ~= "singlenode" then
|
||
-- Bedrock
|
||
lvm_used = set_layers(data, area, c_bedrock, bedrock_check, mcl_vars.mg_bedrock_overworld_min, mcl_vars.mg_bedrock_overworld_max, minp, maxp, lvm_used, pr)
|
||
lvm_used = set_layers(data, area, c_bedrock, bedrock_check, mcl_vars.mg_bedrock_nether_bottom_min, mcl_vars.mg_bedrock_nether_bottom_max, minp, maxp, lvm_used, pr)
|
||
lvm_used = set_layers(data, area, c_bedrock, bedrock_check, mcl_vars.mg_bedrock_nether_top_min, mcl_vars.mg_bedrock_nether_top_max, minp, maxp, lvm_used, pr)
|
||
|
||
-- Flat Nether
|
||
if mg_name == "flat" then
|
||
lvm_used = set_layers(data, area, c_air, nil, mcl_vars.mg_flat_nether_floor, mcl_vars.mg_flat_nether_ceiling, minp, maxp, lvm_used, pr)
|
||
end
|
||
|
||
-- Big lava seas by replacing air below a certain height
|
||
if mcl_vars.mg_lava then
|
||
lvm_used = set_layers(data, area, c_lava, c_air, mcl_vars.mg_overworld_min, mcl_vars.mg_lava_overworld_max, minp, maxp, lvm_used, pr)
|
||
lvm_used = set_layers(data, area, c_nether_lava, c_air, mcl_vars.mg_nether_min, mcl_vars.mg_lava_nether_max, minp, maxp, lvm_used, pr)
|
||
end
|
||
|
||
-- Clay, vines, cocoas
|
||
lvm_used = generate_clay(minp, maxp, blockseed, data, area, lvm_used)
|
||
|
||
biomemap = minetest.get_mapgen_object("biomemap")
|
||
lvm_used = generate_tree_decorations(minp, maxp, blockseed, data, data2, area, biomemap, lvm_used, pr)
|
||
|
||
----- Interactive block fixing section -----
|
||
----- The section to perform basic block overrides of the core mapgen generated world. -----
|
||
|
||
-- Snow and sand fixes. This code implements snow consistency
|
||
-- and fixes floating sand and cut plants.
|
||
-- A snowy grass block must be below a top snow or snow block at all times.
|
||
if minp.y <= mcl_vars.mg_overworld_max and maxp.y >= mcl_vars.mg_overworld_min then
|
||
-- v6 mapgen:
|
||
if mg_name == "v6" then
|
||
|
||
--[[ Remove broken double plants caused by v6 weirdness.
|
||
v6 might break the bottom part of double plants because of how it works.
|
||
There are 3 possibilities:
|
||
1) Jungle: Top part is placed on top of a jungle tree or fern (=v6 jungle grass).
|
||
This is because the schematic might be placed even if some nodes of it
|
||
could not be placed because the destination was already occupied.
|
||
TODO: A better fix for this would be if schematics could abort placement
|
||
altogether if ANY of their nodes could not be placed.
|
||
2) Cavegen: Removes the bottom part, the upper part floats
|
||
3) Mudflow: Same as 2) ]]
|
||
local plants = minetest.find_nodes_in_area(minp, maxp, "group:double_plant")
|
||
for n = 1, #plants do
|
||
local node = vm:get_node_at(plants[n])
|
||
local is_top = minetest.get_item_group(node.name, "double_plant") == 2
|
||
if is_top then
|
||
local p_pos = area:index(plants[n].x, plants[n].y-1, plants[n].z)
|
||
if p_pos then
|
||
node = vm:get_node_at({x=plants[n].x, y=plants[n].y-1, z=plants[n].z})
|
||
local is_bottom = minetest.get_item_group(node.name, "double_plant") == 1
|
||
if not is_bottom then
|
||
p_pos = area:index(plants[n].x, plants[n].y, plants[n].z)
|
||
data[p_pos] = c_air
|
||
lvm_used = true
|
||
end
|
||
end
|
||
end
|
||
end
|
||
|
||
|
||
-- Non-v6 mapgens:
|
||
else
|
||
-- Set param2 (=color) of grass blocks.
|
||
-- Clear snowy grass blocks without snow above to ensure consistency.
|
||
local nodes = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:dirt_with_grass", "mcl_core:dirt_with_grass_snow"})
|
||
|
||
-- Flat area at y=0 to read biome 3 times faster than 5.3.0.get_biome_data(pos).biome: 43us vs 125us per iteration:
|
||
local aream = VoxelArea:new({MinEdge={x=minp.x, y=0, z=minp.z}, MaxEdge={x=maxp.x, y=0, z=maxp.z}})
|
||
for n=1, #nodes do
|
||
local n = nodes[n]
|
||
local p_pos = area:index(n.x, n.y, n.z)
|
||
local p_pos_above = area:index(n.x, n.y+1, n.z)
|
||
--local p_pos_below = area:index(n.x, n.y-1, n.z)
|
||
local b_pos = aream:index(n.x, 0, n.z)
|
||
local bn = minetest.get_biome_name(biomemap[b_pos])
|
||
if bn then
|
||
local biome = minetest.registered_biomes[bn]
|
||
if biome and biome._mcl_biome_type then
|
||
data2[p_pos] = biome._mcl_palette_index
|
||
lvm_used = true
|
||
end
|
||
end
|
||
if data[p_pos] == c_dirt_with_grass_snow and p_pos_above and data[p_pos_above] ~= c_top_snow and data[p_pos_above] ~= c_snow_block then
|
||
data[p_pos] = c_dirt_with_grass
|
||
lvm_used = true
|
||
end
|
||
end
|
||
|
||
-- Set param2 (=color) of sugar cane
|
||
nodes = minetest.find_nodes_in_area(minp, maxp, {"mcl_core:reeds"})
|
||
for n=1, #nodes do
|
||
local n = nodes[n]
|
||
local p_pos = area:index(n.x, n.y, n.z)
|
||
local b_pos = aream:index(n.x, 0, n.z)
|
||
local bn = minetest.get_biome_name(biomemap[b_pos])
|
||
if bn then
|
||
local biome = minetest.registered_biomes[bn]
|
||
if biome and biome._mcl_biome_type then
|
||
data2[p_pos] = biome._mcl_palette_index
|
||
lvm_used = true
|
||
end
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Nether block fixes:
|
||
-- * Replace water with Nether lava.
|
||
-- * Replace stone, sand dirt in v6 so the Nether works in v6.
|
||
elseif emin.y <= mcl_vars.mg_nether_max and emax.y >= mcl_vars.mg_nether_min then
|
||
if mg_name == "v6" then
|
||
local nodes = minetest.find_nodes_in_area(emin, emax, {"mcl_core:water_source", "mcl_core:stone", "mcl_core:sand", "mcl_core:dirt"})
|
||
for n=1, #nodes do
|
||
local p_pos = area:index(nodes[n].x, nodes[n].y, nodes[n].z)
|
||
if data[p_pos] == c_water then
|
||
data[p_pos] = c_nether_lava
|
||
lvm_used = true
|
||
elseif data[p_pos] == c_stone then
|
||
data[p_pos] = c_netherrack
|
||
lvm_used = true
|
||
elseif data[p_pos] == c_sand or data[p_pos] == c_dirt then
|
||
data[p_pos] = c_soul_sand
|
||
lvm_used = true
|
||
end
|
||
end
|
||
else
|
||
local nodes = minetest.find_nodes_in_area(emin, emax, {"group:water"})
|
||
for _, n in pairs(nodes) do
|
||
data[area:index(n.x, n.y, n.z)] = c_nether_lava
|
||
end
|
||
end
|
||
|
||
-- End block fixes:
|
||
-- * Replace water with end stone or air (depending on height).
|
||
-- * Remove stone, sand, dirt in v6 so our End map generator works in v6.
|
||
-- * Generate spawn platform (End portal destination)
|
||
elseif minp.y <= mcl_vars.mg_end_max and maxp.y >= mcl_vars.mg_end_min then
|
||
local nodes
|
||
if mg_name == "v6" then
|
||
nodes = minetest.find_nodes_in_area(emin, emax, {"mcl_core:water_source", "mcl_core:stone", "mcl_core:sand", "mcl_core:dirt"})
|
||
else
|
||
nodes = minetest.find_nodes_in_area(emin, emax, {"mcl_core:water_source"})
|
||
end
|
||
if #nodes > 0 then
|
||
lvm_used = true
|
||
for _,n in pairs(nodes) do
|
||
data[area:index(n.x, n.y, n.z)] = c_air
|
||
end
|
||
end
|
||
|
||
-- Obsidian spawn platform
|
||
if minp.y <= mcl_vars.mg_end_platform_pos.y and maxp.y >= mcl_vars.mg_end_platform_pos.y and
|
||
minp.x <= mcl_vars.mg_end_platform_pos.x and maxp.x >= mcl_vars.mg_end_platform_pos.z and
|
||
minp.z <= mcl_vars.mg_end_platform_pos.z and maxp.z >= mcl_vars.mg_end_platform_pos.z then
|
||
|
||
--local pos1 = {x = math.max(minp.x, mcl_vars.mg_end_platform_pos.x-2), y = math.max(minp.y, mcl_vars.mg_end_platform_pos.y), z = math.max(minp.z, mcl_vars.mg_end_platform_pos.z-2)}
|
||
--local pos2 = {x = math.min(maxp.x, mcl_vars.mg_end_platform_pos.x+2), y = math.min(maxp.y, mcl_vars.mg_end_platform_pos.y+2), z = math.min(maxp.z, mcl_vars.mg_end_platform_pos.z+2)}
|
||
|
||
for x=math.max(minp.x, mcl_vars.mg_end_platform_pos.x-2), math.min(maxp.x, mcl_vars.mg_end_platform_pos.x+2) do
|
||
for z=math.max(minp.z, mcl_vars.mg_end_platform_pos.z-2), math.min(maxp.z, mcl_vars.mg_end_platform_pos.z+2) do
|
||
for y=math.max(minp.y, mcl_vars.mg_end_platform_pos.y), math.min(maxp.y, mcl_vars.mg_end_platform_pos.y+2) do
|
||
local p_pos = area:index(x, y, z)
|
||
if y == mcl_vars.mg_end_platform_pos.y then
|
||
data[p_pos] = c_obsidian
|
||
else
|
||
data[p_pos] = c_air
|
||
end
|
||
end
|
||
end
|
||
end
|
||
lvm_used = true
|
||
end
|
||
end
|
||
end
|
||
|
||
-- Final hackery: Set sun light level in the End.
|
||
-- -26912 is at a mapchunk border.
|
||
local shadow = true
|
||
if minp.y >= -26912 and maxp.y <= mcl_vars.mg_end_max then
|
||
vm:set_lighting({day=15, night=15})
|
||
lvm_used = true
|
||
end
|
||
if minp.y >= mcl_vars.mg_end_min and maxp.y <= -26911 then
|
||
shadow = false
|
||
lvm_used = true
|
||
end
|
||
|
||
return lvm_used, shadow
|
||
end
|
||
|
||
local function basic_node(minp, maxp, blockseed)
|
||
if mg_name ~= "singlenode" then
|
||
-- Generate special decorations
|
||
if mg_name == "v6" then
|
||
generate_underground_mushrooms(minp, maxp, blockseed)
|
||
generate_nether_decorations(minp, maxp, blockseed)
|
||
end
|
||
generate_structures(minp, maxp, blockseed, minetest.get_mapgen_object("biomemap"))
|
||
end
|
||
end
|
||
|
||
mcl_mapgen_core.register_generator("main", basic, basic_node, 1, true)
|
||
|
||
mcl_mapgen_core.register_generator("structures",nil, function(minp, maxp, blockseed)
|
||
local gennotify = minetest.get_mapgen_object("gennotify")
|
||
local has_struct = {}
|
||
local poshash = minetest.hash_node_position(minp)
|
||
for _,struct in pairs(mcl_structures.registered_structures) do
|
||
if struct.deco_id then
|
||
local pr = PseudoRandom(blockseed + 42)
|
||
local has = false
|
||
if has_struct[struct.name] == nil then has_struct[struct.name] = {} end
|
||
for _, pos in pairs(gennotify["decoration#"..struct.deco_id] or {}) do
|
||
local realpos = vector.offset(pos,0,1,0)
|
||
minetest.remove_node(realpos)
|
||
if struct.chunk_probability == nil or (not has and pr:next(1,struct.chunk_probability) == 1 ) then
|
||
mcl_structures.place_structure(realpos,struct,pr,blockseed)
|
||
has=true
|
||
end
|
||
end
|
||
end
|
||
end
|
||
end, 100, true)
|