technic/technic_worldgen/oregen.lua
2023-12-21 07:59:12 +00:00

204 lines
5.4 KiB
Lua

local uranium_params = {
offset = 0,
scale = 1,
spread = {x = 100, y = 100, z = 100},
seed = 420,
octaves = 3,
persist = 0.7
}
local uranium_threshold = 0.55
local chromium_params = {
offset = 0,
scale = 1,
spread = {x = 100, y = 100, z = 100},
seed = 421,
octaves = 3,
persist = 0.7
}
local chromium_threshold = 0.55
local zinc_params = {
offset = 0,
scale = 1,
spread = {x = 100, y = 100, z = 100},
seed = 422,
octaves = 3,
persist = 0.7
}
local zinc_threshold = 0.5
local lead_params = {
offset = 0,
scale = 1,
spread = {x = 100, y = 100, z = 100},
seed = 423,
octaves = 3,
persist = 0.7
}
local lead_threshold = 0.3
local mcl_core_modpath = minetest.get_modpath("mcl_core")
local stone_id = mcl_core_modpath and "mcl_core:stone" or "default:stone"
local lava_source_id = mcl_core_modpath and "mcl_core:lava_source" or "default:lava_source"
local lava_flowing_id = mcl_core_modpath and "mcl_core:lava_flowing" or "default:lava_flowing"
-- Define default values for y_min and y_max
local uranium_y_min = -300
local uranium_y_max = -80
local chromium_y_min = -200
local chromium_y_max = -100
local zinc_y_min = -32
local zinc_y_max = 2
local lead_y_min = -16
local lead_y_max = 16
-- Update values if MineClone2 is detected
if mcl_core_modpath then
uranium_y_min = -57
uranium_y_max = 100
chromium_y_min = -57
chromium_y_max = 100
zinc_y_min = -57
zinc_y_max = 100
lead_y_min = -57
lead_y_max = 100
end
-- Uranium
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_uranium",
wherein = stone_id,
clust_scarcity = 8*8*8,
clust_num_ores = 4,
clust_size = 3,
y_min = uranium_y_min,
y_max = uranium_y_max,
noise_params = uranium_params,
noise_threshold = uranium_threshold,
})
-- Chromium
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_chromium",
wherein = stone_id,
clust_scarcity = 8*8*8,
clust_num_ores = 2,
clust_size = 3,
y_min = chromium_y_min,
y_max = chromium_y_max,
noise_params = chromium_params,
noise_threshold = chromium_threshold,
})
-- Zinc
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_zinc",
wherein = stone_id,
clust_scarcity = 8*8*8,
clust_num_ores = 5,
clust_size = 7,
y_min = zinc_y_min,
y_max = zinc_y_max,
noise_params = zinc_params,
noise_threshold = zinc_threshold,
})
-- Lead
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_lead",
wherein = stone_id,
clust_scarcity = 9*9*9,
clust_num_ores = 5,
clust_size = 3,
y_min = lead_y_min,
y_max = lead_y_max,
noise_params = lead_params,
noise_threshold = lead_threshold,
})
-- Sulfur
local sulfur_buf = {}
local sulfur_noise
minetest.register_on_generated(function(minp, maxp)
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local a = VoxelArea:new({MinEdge=emin, MaxEdge=emax})
local data = vm:get_data(sulfur_buf)
local pr = PseudoRandom(17 * minp.x + 42 * minp.y + 101 * minp.z)
sulfur_noise = sulfur_noise or minetest.get_perlin(9876, 3, 0.5, 100)
local c_lava = minetest.get_content_id(lava_source_id)
local c_lava_flowing = minetest.get_content_id(lava_flowing_id)
local c_stone = minetest.get_content_id(stone_id)
local c_sulfur = minetest.get_content_id("technic:mineral_sulfur")
local grid_size = 5
for x = minp.x + math.floor(grid_size / 2), maxp.x, grid_size do
for y = minp.y + math.floor(grid_size / 2), maxp.y, grid_size do
for z = minp.z + math.floor(grid_size / 2), maxp.z, grid_size do
local c = data[a:index(x, y, z)]
if (c == c_lava or c == c_lava_flowing)
and sulfur_noise:get3d({x = x, y = z, z = z}) >= 0.4 then
for i in a:iter(
math.max(minp.x, x - grid_size),
math.max(minp.y, y - grid_size),
math.max(minp.z, z - grid_size),
math.min(maxp.x, x + grid_size),
math.min(maxp.y, y + grid_size),
math.min(maxp.z, z + grid_size)
) do
if data[i] == c_stone and pr:next(1, 10) <= 7 then
data[i] = c_sulfur
end
end
end
end
end
end
vm:set_data(data)
vm:write_to_map(data)
end)
-- Marble and Granite (if enabled)
if technic.config:get_bool("enable_marble_generation") then
minetest.register_ore({
ore_type = "sheet",
ore = "technic:marble",
wherein = stone_id,
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 3,
y_min = -31000,
y_max = -50,
noise_threshold = 0.4,
noise_params = {
offset = 0, scale = 15, spread = {x = 150, y = 150, z = 150},
seed = 23, octaves = 3, persist = 0.70
}
})
end
if not minetest.get_modpath("mcl_core") then
if technic.config:get_bool("enable_granite_generation") then
minetest.register_ore({
ore_type = "sheet",
ore = "technic:granite",
wherein = stone_id,
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 4,
y_min = -31000,
y_max = -150,
noise_threshold = 0.4,
noise_params = {
offset = 0, scale = 15, spread = {x = 130, y = 130, z = 130},
seed = 24, octaves = 3, persist = 0.70
}
})
end
end