diff --git a/technic/ores.lua b/technic/ores.lua index 9baac9e..cfd5d2a 100644 --- a/technic/ores.lua +++ b/technic/ores.lua @@ -248,54 +248,67 @@ minetest.register_craft({ recipe = "technic:zinc_lump" }) - -local function generate_ore(name, wherein, minp, maxp, seed, chunks_per_volume, ore_per_chunk, height_min, height_max) - if maxp.y < height_min or minp.y > height_max then - return - end - local y_min = math.max(minp.y, height_min) - local y_max = math.min(maxp.y, height_max) - local volume = (maxp.x-minp.x+1)*(y_max-y_min+1)*(maxp.z-minp.z+1) - local pr = PseudoRandom(seed) - local num_chunks = math.floor(chunks_per_volume * volume) - local chunk_size = 3 - if ore_per_chunk <= 4 then - chunk_size = 2 - end - local inverse_chance = math.floor(chunk_size*chunk_size*chunk_size / ore_per_chunk) - --print("generate_ore num_chunks: "..dump(num_chunks)) - for i=1,num_chunks do - if (y_max-chunk_size+1 <= y_min) then return end - local y0 = pr:next(y_min, y_max-chunk_size+1) - if y0 >= height_min and y0 <= height_max then - local x0 = pr:next(minp.x, maxp.x-chunk_size+1) - local z0 = pr:next(minp.z, maxp.z-chunk_size+1) - local p0 = {x=x0, y=y0, z=z0} - for x1=0,chunk_size-1 do - for y1=0,chunk_size-1 do - for z1=0,chunk_size-1 do - if pr:next(1,inverse_chance) == 1 then - local x2 = x0+x1 - local y2 = y0+y1 - local z2 = z0+z1 - local p2 = {x=x2, y=y2, z=z2} - if minetest.env:get_node(p2).name == wherein then - minetest.env:set_node(p2, {name=name}) - end - end - end - end - end - end - end - --print("generate_ore done") -end - -minetest.register_on_generated(function(minp, maxp, seed) -generate_ore("technic:mineral_diamond", "default:stone", minp, maxp, seed+21, 1/11/11/11, 4, -31000, -450) -generate_ore("technic:mineral_uranium", "default:stone", minp, maxp, seed+22, 1/10/10/10, 3, -300, -80) -generate_ore("technic:mineral_chromium", "default:stone", minp, maxp, seed+23, 1/10/10/10, 2, -31000, -100) -generate_ore("technic:mineral_zinc", "default:stone", minp, maxp, seed+24, 1/9/9/9, 4, -31000, 2) -generate_ore("technic:marble", "default:stone", minp, maxp, seed+25, 1/128, 20, -100, -32) -generate_ore("technic:granite", "default:stone", minp, maxp, seed+25, 1/128, 15, -190, -90) -end) +minetest.register_ore({ + ore_type = "scatter", + ore = "technic:mineral_diamond", + wherein = "default:stone", + clust_scarcity = 11*11*11, + clust_num_ores = 4, + clust_size = 3, + height_min = -31000, + height_max = -450, +}) +minetest.register_ore({ + ore_type = "scatter", + ore = "technic:mineral_uranium", + wherein = "default:stone", + clust_scarcity = 10*10*10, + clust_num_ores = 4, + clust_size = 3, + height_min = -300, + height_max = -80, +}) +minetest.register_ore({ + ore_type = "scatter", + ore = "technic:mineral_chromium", + wherein = "default:stone", + clust_scarcity = 10*10*10, + clust_num_ores = 2, + clust_size = 3, + height_min = -31000, + height_max = -100, +}) +minetest.register_ore({ + ore_type = "scatter", + ore = "technic:mineral_zinc", + wherein = "default:stone", + clust_scarcity = 9*9*9, + clust_num_ores = 4, + clust_size = 3, + height_min = -31000, + height_max = 2, +}) +minetest.register_ore({ + ore_type = "sheet", + ore = "technic:marble", + wherein = "default:stone", + clust_scarcity = 1, + clust_num_ores = 1, + clust_size = 3, + height_min = -150, + height_max = -50, + noise_threshhold = 0.5, + noise_params = {offset=0, scale=15, spread={x=150, y=150, z=150}, seed=23, octaves=3, persist=0.70} +}) +minetest.register_ore({ + ore_type = "sheet", + ore = "technic:granite", + wherein = "default:stone", + clust_scarcity = 1, + clust_num_ores = 1, + clust_size = 4, + height_min = -100, + height_max = -250, + noise_threshhold = 0.5, + noise_params = {offset=0, scale=15, spread={x=130, y=130, z=130}, seed=24, octaves=3, persist=0.70} +})