92 lines
2.9 KiB
Lua
92 lines
2.9 KiB
Lua
--
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-- Register lib_materials ecosystems
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--
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-- Define constants that can be used in csv
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local heights = {
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ocean_depth = lib_materials.ocean_depth,
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beach_depth = lib_materials.beach_depth,
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sea_level = lib_materials.sea_level,
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beach = lib_materials.maxheight_beach,
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coastal = lib_materials.maxheight_coastal,
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lowland = lib_materials.maxheight_lowland,
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shelf = lib_materials.maxheight_shelf,
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highland = lib_materials.maxheight_highland,
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mountain = lib_materials.maxheight_mountain,
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snow_min = lib_materials.minheight_snow,
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snow_max = lib_materials.maxheight_snow,
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strato = lib_materials.maxheight_strato,
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}
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local function read_node_str(node_str)
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if #node_str > 0 then
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local node, count = node_str:match("([^%s]+)%s*(%d*)")
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return node, tonumber(count) or 1
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end
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end
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for i, ecosystem in ipairs(lib_materials.read_csv("|", lib_materials.path .. "/" .. lib_materials.ecosystem_data_file .. ".csv")) do
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local oretype, orename, wherein, threshold, ymin, ymax, biome = unpack(ecosystem)
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--minetest.log(oretype .. ", " .. orename .. ", " .. wherein .. ", " .. threshold .. ", " .. ymin .. ", " .. ymax .. ", " .. biome)
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-- Parse node names: transform empty strings into nil and separate node and count
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--b = read_node_str(b)
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--local c1, c2 = read_node_str(c)
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local spread_val = 2^(tonumber(threshold) * 10)
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local ore_seed = math.random(1, spread_val)
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--lib_materials.add_oredef(orename, ore_seed)
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if oretype == "dirt" then
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minetest.register_ore({
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ore_type = "sheet",
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ore = "lib_materials:" .. orename,
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wherein = "lib_materials:" .. wherein,
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clust_size = 8,
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y_min = tonumber(ymin) or (heights[ymin] - lib_materials.biome_vertical_blend),
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y_max = tonumber(ymax) or (heights[ymax] + lib_materials.biome_vertical_blend),
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noise_threshold = tonumber(threshold),
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noise_params = {
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offset = 0,
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scale = 1,
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spread = {x = 128, y = 128, z = 128},
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seed = ore_seed,
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octaves = 5,
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persist = 0.60
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},
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column_height_min = (lib_materials.biome_altitude_range / 2) + lib_materials.biome_vertical_blend, --1
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column_height_max = lib_materials.biome_altitude_range + (lib_materials.biome_vertical_blend * 2),
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column_midpoint_factor = 0.5,
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biomes = biome or nil
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})
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elseif oretype == "fungi" then
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minetest.register_ore({
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ore_type = "sheet",
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ore = "lib_materials:" .. orename,
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wherein = "lib_materials:" .. wherein,
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clust_size = (tonumber(threshold) * 10),
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y_min = tonumber(ymin),
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y_max = tonumber(ymax),
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noise_threshold = tonumber(threshold),
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noise_params = {
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offset = 0,
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scale = 1,
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spread = {x = spread_val, y = spread_val, z = spread_val},
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seed = ore_seed,
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octaves = 5,
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persist = 0.60
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},
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column_height_min = 1,
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column_height_max = lib_materials.biome_altitude_range,
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column_midpoint_factor = 0.5,
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biomes = biome or nil
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})
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elseif oretype == "" then
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else
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end
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end
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