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local uranium_params = {offset = 0, scale = 1, spread = {x = 100, y = 100, z = 100}, seed = 420, octaves = 3, persist = 0.7}
local uranium_threshhold = 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_threshhold = 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_threshhold = 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_threshhold = 0.3
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_uranium",
wherein = "default:stone",
clust_scarcity = 8*8*8,
clust_num_ores = 4,
clust_size = 3,
y_min = -300,
y_max = -80,
noise_params = uranium_params,
noise_threshhold = uranium_threshhold,
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_chromium",
wherein = "default:stone",
clust_scarcity = 8*8*8,
clust_num_ores = 2,
clust_size = 3,
y_min = -200,
y_max = -100,
noise_params = chromium_params,
noise_threshhold = chromium_threshhold,
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_chromium",
wherein = "default:stone",
clust_scarcity = 6*6*6,
clust_num_ores = 2,
clust_size = 3,
y_min = -31000,
y_max = -200,
flags = "absheight",
noise_params = chromium_params,
noise_threshhold = chromium_threshhold,
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_zinc",
wherein = "default:stone",
clust_scarcity = 8*8*8,
clust_num_ores = 5,
clust_size = 7,
y_min = -32,
y_max = 2
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_zinc",
wherein = "default:stone",
clust_scarcity = 6*6*6,
clust_num_ores = 4,
clust_size = 3,
y_min = -31000,
y_max = -32,
flags = "absheight",
noise_params = zinc_params,
noise_threshhold = zinc_threshhold,
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_lead",
wherein = "default:stone",
clust_scarcity = 9*9*9,
clust_num_ores = 5,
clust_size = 3,
y_min = -16,
y_max = 16,
noise_params = lead_params,
noise_threshhold = lead_threshhold,
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_lead",
wherein = "default:stone",
clust_scarcity = 8*8*8,
clust_num_ores = 5,
clust_size = 3,
y_min = -128,
y_max = -16,
noise_params = lead_params,
noise_threshhold = lead_threshhold,
})
minetest.register_ore({
ore_type = "scatter",
ore = "technic:mineral_lead",
wherein = "default:stone",
clust_scarcity = 6*6*6,
clust_num_ores = 5,
clust_size = 3,
y_min = -31000,
y_max = -128,
flags = "absheight",
noise_params = lead_params,
noise_threshhold = lead_threshhold,
})
-- Sulfur
local sulfur_buf = nil
local sulfur_noise= nil
minetest.register_on_generated(function(minp, maxp, seed)
local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
local a = VoxelArea:new{
MinEdge = {x = emin.x, y = emin.y, z = emin.z},
MaxEdge = {x = emax.x, y = emax.y, z = emax.z},
}
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("default:lava_source")
local c_lava_flowing = minetest.get_content_id("default:lava_flowing")
local c_stone = minetest.get_content_id("default:stone")
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 xx = math.max(minp.x, x - grid_size), math.min(maxp.x, x + grid_size) do
for yy = math.max(minp.y, y - grid_size), math.min(maxp.y, y + grid_size) do
for zz = math.max(minp.z, z - grid_size), math.min(maxp.z, z + grid_size) do
local i = a:index(xx, yy, zz)
if data[i] == c_stone and pr:next(1, 10) <= 7 then
data[i] = c_sulfur
end
end
end
end
end
end
end
end
vm:set_data(data)
vm:write_to_map(data)
end)
if technic.config:get_bool("enable_marble_generation") then
minetest.register_ore({
ore_type = "sheet",
ore = "technic:marble",
wherein = "default:stone",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 3,
y_min = -31000,
y_max = -50,
noise_threshhold = 0.4,
noise_params = {offset=0, scale=15, spread={x=150, y=150, z=150}, seed=23, octaves=3, persist=0.70}
})
end
if technic.config:get_bool("enable_granite_generation") then
minetest.register_ore({
ore_type = "sheet",
ore = "technic:granite",
wherein = "default:stone",
clust_scarcity = 1,
clust_num_ores = 1,
clust_size = 4,
y_min = -31000,
y_max = -150,
noise_threshhold = 0.4,
noise_params = {offset=0, scale=15, spread={x=130, y=130, z=130}, seed=24, octaves=3, persist=0.70}
})
end
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