forked from mad-star-studio/Voxelis
More work being done. And... bugs.
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0242488c9e
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a260c4a33a
20 changed files with 1102 additions and 80 deletions
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@ -11,58 +11,145 @@
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-- with this program; if not, see <http://www.gnu.org/licenses/>.
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---------------------------------------------------------------------------
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vox_mapgen_core = { }
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vox_mapgen_core = {}
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-- Also run...
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dofile(minetest.get_modpath("vox_mapgen_core").."/ores.lua")
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-- -------------------------------------------------------------- --
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-- Configuration: Noise Parameters
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-- -------------------------------------------------------------- --
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local noise_heat = {
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offset = 50,
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scale = 50,
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spread = {x = 1000, y = 1000, z = 1000},
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seed = 1234,
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octaves = 3,
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persistence = 0.5,
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lacunarity = 2.0,
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}
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-- Disable minetest dungeons. We're making our own with blackjack and hookers.
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minetest.set_mapgen_setting("mg_flags", "dungeons", false)
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local noise_humidity = {
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offset = 50,
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scale = 50,
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spread = {x = 1000, y = 1000, z = 1000},
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seed = 5678,
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octaves = 3,
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persistence = 0.5,
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lacunarity = 2.0,
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}
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-- Some adjustments based on different generators.
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-- For now we allow v7, and haven't looked at the other generators.
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if mg_name == "v7" then
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minetest.set_mapgen_setting("mg7_cavern_threshold", 0.2, true)
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minetest.set_mapgen_setting("mg_flags", "dungeons", false)
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end
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local noise_altitude = {
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offset = 50,
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scale = 50,
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spread = {x = 1000, y = 1000, z = 1000},
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seed = 91011,
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octaves = 3,
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persistence = 0.5,
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lacunarity = 2.0,
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}
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-- And some superflat tweaks.
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if superflat then
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-- Disable caves
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minetest.set_mapgen_setting("mg_flags", "caves", false)
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-- Disable dungeons
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minetest.set_mapgen_setting("mg_flags", "dungeons", false)
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-- Disable decorations
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minetest.set_mapgen_setting("mg_flags", "decoration", false)
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minetest.set_mapgen_setting("mgflat_spflags", "nocaves,nohills", true)
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end
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local biome_size_noise = {
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offset = 0,
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scale = 10,
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spread = {x = 2000, y = 2000, z = 2000},
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seed = 78910,
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octaves = 2,
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persistence = 0.4,
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lacunarity = 2.0,
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}
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-- Generate flat bedrock at the lowest point of the world, -10000.
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local function generate_bedrock(minp, maxp, data)
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local vi = 0
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for z = minp.z, maxp.z do
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for x = minp.x, maxp.x do
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for y = -10000, -10000 do
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local c_air = minetest.get_content_id("air")
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data[vi] = c_air
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vi = vi + 1
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end
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-- Apply noise parameters to the map generator
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minetest.register_on_mapgen_init(function(mapgen_params)
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minetest.set_mapgen_setting_noiseparams("heat", noise_heat, true)
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minetest.set_mapgen_setting_noiseparams("humidity", noise_humidity, true)
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minetest.set_mapgen_setting_noiseparams("altitude", noise_altitude, true)
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end)
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-- -------------------------------------------------------------- --
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-- Biome Assignment Logic
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-- -------------------------------------------------------------- --
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local function get_biome(heat, humidity, altitude)
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if heat > 70 and humidity < 30 then
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return "desert"
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elseif heat > 70 and humidity > 50 then
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if altitude > 100 then
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return "volcanic_fields"
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end
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return "savannah"
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elseif heat > 50 and humidity > 70 then
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return "tropical_rainforest"
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elseif heat < 30 and humidity > 60 then
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return "boreal_forest"
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elseif heat < 10 and humidity > 40 then
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return "frozen_tundra"
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elseif altitude > 256 then
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return "jade_cliffs"
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else
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return "grassland" -- Default biome
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end
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end
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-- Put air/void beneath bedrock
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local function generate_void(minp, maxp, data)
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local vi = 0
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local function blend_biomes(current_biome, neighbor_biome, distance)
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if distance < 10 and math.random() < 0.5 then
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return neighbor_biome
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end
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return current_biome
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end
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-- -------------------------------------------------------------- --
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-- Map Generation Logic
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-- -------------------------------------------------------------- --
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minetest.register_on_generated(function(minp, maxp, seed)
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local vm, emin, emax = minetest.get_mapgen_object("voxelmanip")
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local area = VoxelArea:new{MinEdge = emin, MaxEdge = emax}
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local data = vm:get_data()
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-- Generate noise maps
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local heat_map = minetest.get_perlin_map(noise_heat, {x = maxp.x - minp.x + 1, y = maxp.z - minp.z + 1})
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local humidity_map = minetest.get_perlin_map(noise_humidity, {x = maxp.x - minp.x + 1, y = maxp.z - minp.z + 1})
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local altitude_map = minetest.get_perlin_map(noise_altitude, {x = maxp.x - minp.x + 1, y = maxp.z - minp.z + 1})
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local biome_size_map = minetest.get_perlin_map(biome_size_noise, {x = maxp.x - minp.x + 1, y = maxp.z - minp.z + 1})
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local heat = heat_map:get_2d_map_flat({x = minp.x, y = minp.z})
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local humidity = humidity_map:get_2d_map_flat({x = minp.x, y = minp.z})
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local altitude = altitude_map:get_2d_map_flat({x = minp.x, y = minp.z})
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local biome_sizes = biome_size_map:get_2d_map_flat({x = minp.x, y = minp.z})
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for z = minp.z, maxp.z do
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for x = minp.x, maxp.x do
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for y = -10001, -31000 do
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local c_air = minetest.get_content_id("air")
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data[vi] = c_air
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vi = vi + 1
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local index2d = (z - minp.z) * (maxp.x - minp.x + 1) + (x - minp.x + 1)
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local h = heat[index2d]
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local hum = humidity[index2d]
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local alt = altitude[index2d]
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local biome_size = biome_sizes[index2d]
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local current_biome = get_biome(h, hum, alt)
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local neighbor_biome = get_biome(h + 5, hum + 5, alt)
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current_biome = blend_biomes(current_biome, neighbor_biome, biome_size)
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-- Fetch biome properties
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local node_top = core.get_biome_top_node(current_biome) or "vox_worldblocks:grass"
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local node_filler = core.get_biome_filler_node(current_biome) or "vox_worldblocks:dirt"
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local depth_top = core.get_biome_depth_top(current_biome) or 1
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local depth_filler = core.get_biome_depth_filler(current_biome) or 3
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for y = minp.y, maxp.y do
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local vi = area:index(x, y, z)
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if y == minp.y then
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data[vi] = minetest.get_content_id("vox_worldblocks:bedrock")
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elseif y < -10001 then
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data[vi] = minetest.get_content_id("air")
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elseif y <= minp.y + depth_top then
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data[vi] = minetest.get_content_id(node_top)
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elseif y <= minp.y + depth_top + depth_filler then
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data[vi] = minetest.get_content_id(node_filler)
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else
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data[vi] = minetest.get_content_id("air")
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end
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end
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end
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end
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end
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vm:set_data(data)
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vm:write_to_map()
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end)
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42
mods/MAPGEN/vox_overworld/README.md
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42
mods/MAPGEN/vox_overworld/README.md
Normal file
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@ -0,0 +1,42 @@
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# Biome Registry Template
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```lua
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core.register_biome({
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name = "temperate_forest",
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node_top = "vox_worldblocks:grass", -- Top surface block
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depth_top = 1, -- Depth of the top block
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node_filler = "vox_worldblocks:dirt", -- Subsurface block
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depth_filler = 3, -- Depth of filler layer
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node_stone = "vox_worldblocks:stone", -- Base stone layer
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node_riverbed = "vox_worldblocks:sand", -- Riverbed material
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depth_riverbed = 2, -- Depth of riverbed material
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node_river_water = "vox_worldblocks:water_source", -- Water source
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heat_point = 45, -- Climate heat level
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humidity_point = 70, -- Climate humidity level
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height_min = 1, -- Minimum height for the biome
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height_max = 128, -- Maximum height for the biome
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decorations = {"flowers:rose", "flowers:tulip"}, -- Decoration nodes
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biome_group = "temperate", -- Biome category (for climate/weather)
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})
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```
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OLD:
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```lua
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core.register_biome({
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name = "grassland",
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node_top = "grass",
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depth_top = 1,
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node_filler = "vox_main:dirt",
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node_stone = "vox_main:stone",
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depth_filler = 3,
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node_riverbed = "vox_main:sand",
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node_river_water = "vox_main:water_source",
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depth_riverbed = 2,
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height_min = 1,
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height_max = 256,
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heat_point = 35,
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humidity_point = 50
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})
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```
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@ -15,4 +15,5 @@ vox_overworld = {}
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dofile(core.get_modpath(core.get_current_modname()) .. "/registry.lua")
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-- Ensure vox_mapgen_core is loaded
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--local mapgen_core = assert(vox_mapgen_core, "vox_mapgen_core must be loaded before vox_overworld")
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@ -2,27 +2,190 @@
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-- Voxelis - Voxel survival sandbox for Luanti
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-- Copyright (C) 2024 Mad Star Studio LLC
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- You should have received a copy of the GNU General Public License along
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-- with this program; if not, see <http://www.gnu.org/licenses/>.
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---------------------------------------------------------------------------
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core.register_biome({
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-- -------------------------------------------------------------- --
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-- BIOMES
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-- -------------------------------------------------------------- --
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-- Helper Function: Register Default Biome Properties
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local function register_biome(params)
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-- Set defaults for biome parameters
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params.node_river_water = params.node_river_water or "vox_worldblocks:water_source"
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params.depth_riverbed = params.depth_riverbed or 2
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params.height_min = params.height_min or 1
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params.height_max = params.height_max or 256
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params.node_stone = params.node_stone or "vox_worldblocks:stone"
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core.register_biome(params)
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end
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-- Grasslands
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register_biome({
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name = "grassland",
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node_top = "grass",
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node_top = "vox_worldblocks:grass",
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depth_top = 1,
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node_filler = "vox_main:dirt",
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node_stone = "vox_main:stone",
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node_filler = "vox_worldblocks:dirt",
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depth_filler = 3,
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node_riverbed = "vox_main:sand",
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node_river_water = "vox_main:water_source",
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depth_riverbed = 2,
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height_min = 1,
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height_max = 256,
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heat_point = 35,
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humidity_point = 50
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humidity_point = 50,
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})
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-- Desert
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register_biome({
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name = "desert",
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node_top = "vox_worldblocks:sand",
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depth_top = 2,
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node_filler = "vox_worldblocks:sandstone",
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depth_filler = 5,
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heat_point = 80,
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humidity_point = 20,
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})
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-- Boreal Forest
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register_biome({
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name = "boreal_forest",
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node_top = "vox_worldblocks:grass",
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depth_top = 1,
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node_filler = "vox_worldblocks:dirt",
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depth_filler = 4,
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heat_point = 20,
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humidity_point = 60,
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})
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-- Frozen Tundra
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register_biome({
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name = "frozen_tundra",
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node_top = "vox_worldblocks:snow",
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depth_top = 1,
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node_filler = "vox_worldblocks:packed_snow",
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depth_filler = 3,
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node_riverbed = "vox_worldblocks:ice",
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heat_point = 5,
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humidity_point = 40,
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height_max = 150,
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})
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-- Rocky Badlands
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register_biome({
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name = "rocky_badlands",
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node_top = "vox_worldblocks:stone",
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depth_top = 2,
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node_filler = "vox_worldblocks:gravel",
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depth_filler = 4,
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heat_point = 50,
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humidity_point = 30,
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height_min = 50,
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height_max = 180,
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})
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-- Savannah
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register_biome({
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name = "savannah",
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node_top = "vox_worldblocks:grass",
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depth_top = 1,
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node_filler = "vox_worldblocks:dirt",
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depth_filler = 3,
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heat_point = 70,
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humidity_point = 30,
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height_max = 512,
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})
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-- Mangrove Forest
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register_biome({
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name = "mangrove_forest",
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node_top = "vox_worldblocks:grass",
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depth_top = 1,
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node_filler = "vox_worldblocks:mud",
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depth_filler = 3,
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node_riverbed = "vox_worldblocks:mud",
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heat_point = 75,
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humidity_point = 80,
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height_min = -5,
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height_max = 100,
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})
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-- Volcanic Fields
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register_biome({
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name = "volcanic_fields",
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node_top = "vox_worldblocks:volcanic_rock",
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depth_top = 1,
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node_filler = "vox_worldblocks:basalt",
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depth_filler = 5,
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node_riverbed = "vox_worldblocks:lava_source",
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node_river_water = "vox_worldblocks:lava_source",
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heat_point = 90,
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humidity_point = 10,
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height_min = 50,
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height_max = 512,
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})
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-- Salt Flats
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register_biome({
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name = "salt_flats",
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node_top = "vox_worldblocks:salt_crystal",
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depth_top = 2,
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node_filler = "vox_worldblocks:sand",
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depth_filler = 3,
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heat_point = 80,
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humidity_point = 20,
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height_max = 100,
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})
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-- Jade Cliffs
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register_biome({
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name = "jade_cliffs",
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node_top = "vox_worldblocks:grass",
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depth_top = 1,
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node_filler = "vox_worldblocks:stone",
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depth_filler = 5,
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node_stone = "vox_worldblocks:granite",
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node_riverbed = "vox_worldblocks:gravel",
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heat_point = 55,
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humidity_point = 65,
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height_min = 128,
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height_max = 1024,
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})
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-- Painted Canyons
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register_biome({
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name = "painted_canyons",
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node_top = "vox_worldblocks:terracotta_red",
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depth_top = 1,
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node_filler = "vox_worldblocks:terracotta_orange",
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depth_filler = 4,
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node_riverbed = "vox_worldblocks:terracotta_yellow",
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heat_point = 65,
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humidity_point = 25,
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height_min = 10,
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height_max = 256,
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})
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-- Iceberg Fields
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register_biome({
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name = "iceberg_fields",
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node_top = "vox_worldblocks:ice",
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depth_top = 1,
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node_filler = "vox_worldblocks:snow",
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depth_filler = 3,
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node_riverbed = "vox_worldblocks:ice",
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heat_point = -10,
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humidity_point = 50,
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height_min = -100,
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height_max = 100,
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})
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-- Black Sand Beach
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register_biome({
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name = "black_sand_beach",
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node_top = "vox_worldblocks:basalt",
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depth_top = 2,
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node_filler = "vox_worldblocks:sand",
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depth_filler = 3,
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heat_point = 65,
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humidity_point = 80,
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height_min = -5,
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height_max = 5,
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})
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