mirror of
https://github.com/FaceDeer/dfcaverns.git
synced 2024-11-15 07:00:26 +01:00
332 lines
10 KiB
Lua
332 lines
10 KiB
Lua
if not df_caverns.config.enable_primordial or not minetest.get_modpath("df_primordial_items") then
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return
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end
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local perlin_cave_primordial = {
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offset = 0,
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scale = 1,
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spread = {x=df_caverns.config.horizontal_cavern_scale, y=df_caverns.config.vertical_cavern_scale*0.5, z=df_caverns.config.horizontal_cavern_scale},
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seed = 14055553,
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octaves = 3,
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persist = 0.67
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}
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local perlin_wave_primordial = {
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offset = 0,
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scale = 1,
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spread = {x=df_caverns.config.horizontal_cavern_scale, y=df_caverns.config.vertical_cavern_scale*0.5, z=df_caverns.config.horizontal_cavern_scale},
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seed = 923444,
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octaves = 6,
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persist = 0.63
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}
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local c_air = minetest.get_content_id("air")
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-----------------------------------------------------------------------------------------
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-- Fungal biome
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local c_orb = minetest.get_content_id("df_primordial_items:glow_orb_hanging")
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local c_mycelial_dirt = minetest.get_content_id("df_primordial_items:dirt_with_mycelium")
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local c_dirt = minetest.get_content_id("default:dirt")
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local c_giant_mycelium = minetest.get_content_id("df_primordial_items:giant_hypha_apical_mapgen")
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local fungal_plants = {
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minetest.get_content_id("df_primordial_items:fungal_grass_1"),
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minetest.get_content_id("df_primordial_items:fungal_grass_2"),
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minetest.get_content_id("df_primordial_items:glow_orb"),
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minetest.get_content_id("df_primordial_items:glow_orb_stalks"),
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minetest.get_content_id("df_primordial_items:glow_pods"),
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}
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local mushroom_cavern_floor = function(abs_cracks, humidity, vi, area, data, data_param2)
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local ystride = area.ystride
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local humidityfactor = humidity/200 + 0.5
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abs_cracks = abs_cracks * humidityfactor
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if abs_cracks < 0.7 then
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data[vi] = c_mycelial_dirt
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elseif abs_cracks < 1 then
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data[vi] = c_dirt
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end
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local rand = math.random() * math.min(abs_cracks, 1) * humidityfactor
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if rand < 0.001 then
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data[vi+ystride] = c_giant_mycelium
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elseif rand < 0.005 then
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local schematic = df_primordial_items.get_primordial_mushroom()
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local rotation = (math.random(1,4)-1)*90
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mapgen_helper.place_schematic_on_data_if_it_fits(data, data_param2, area, area:position(vi+ystride), schematic, rotation)
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elseif rand < 0.05 then
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data[vi+ystride] = fungal_plants[math.random(1,5)]
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end
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end
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local mushroom_cavern_ceiling = function(abs_cracks, humidity, vi, area, data, data_param2)
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local ystride = area.ystride
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local humidityfactor = humidity/200 + 0.5
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abs_cracks = abs_cracks * humidityfactor
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if abs_cracks < 0.5 then
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data[vi] = c_mycelial_dirt
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if abs_cracks < 0.3 then
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local rand = math.random() * humidityfactor
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if rand < 0.002 then
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data[vi-ystride] = c_giant_mycelium
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elseif rand < 0.03 then
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df_primordial_items.spawn_ceiling_spire_vm(vi, area, data)
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elseif rand < 0.2 then
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data[vi-ystride] = c_orb
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data_param2[vi-ystride] = math.random(0,179)
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end
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end
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end
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end
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local mushroom_warren_ceiling = function(abs_cracks, vi, area, data, data_param2)
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local ystride = area.ystride
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if abs_cracks < 0.3 then
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data[vi] = c_mycelial_dirt
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if abs_cracks < 0.2 then
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local rand = math.random()
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if rand < 0.002 then
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data[vi-ystride] = c_giant_mycelium
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elseif rand < 0.2 then
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data[vi-ystride] = c_orb
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data_param2[vi-ystride] = math.random(0,179)
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end
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end
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end
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end
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local mushroom_warren_floor = function(abs_cracks, vi, area, data, data_param2)
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local ystride = area.ystride
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if abs_cracks < 0.7 then
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data[vi] = c_mycelial_dirt
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elseif abs_cracks < 1 then
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data[vi] = c_dirt
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end
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local rand = math.random() * math.min(abs_cracks, 1)
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if rand < 0.001 then
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data[vi+ystride] = c_giant_mycelium
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elseif rand < 0.03 then
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data[vi+ystride] = fungal_plants[math.random(1,5)]
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end
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end
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--------------------------------------------------------------------------------------------------
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-- Jungle biome
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local jungle_plants = {
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minetest.get_content_id("df_primordial_items:fern_1"),
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minetest.get_content_id("df_primordial_items:fern_2"),
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minetest.get_content_id("df_primordial_items:glow_plant_1"),
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minetest.get_content_id("df_primordial_items:glow_plant_2"),
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minetest.get_content_id("df_primordial_items:glow_plant_3"),
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minetest.get_content_id("df_primordial_items:jungle_grass_1"),
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minetest.get_content_id("df_primordial_items:jungle_grass_2"),
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minetest.get_content_id("df_primordial_items:jungle_grass_3"),
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minetest.get_content_id("df_primordial_items:jungle_mushroom_1"),
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minetest.get_content_id("df_primordial_items:jungle_mushroom_2"),
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}
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local c_jungle_dirt = minetest.get_content_id("df_primordial_items:dirt_with_jungle_grass")
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local c_plant_matter = minetest.get_content_id("df_primordial_items:plant_matter")
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local c_packed_roots = minetest.get_content_id("df_primordial_items:packed_roots")
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local c_glowstone = minetest.get_content_id("df_underworld_items:glowstone")
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local c_ivy = minetest.get_content_id("df_primordial_items:jungle_ivy")
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local c_root = minetest.get_content_id("df_primordial_items:jungle_roots_2")
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local jungle_cavern_floor = function(abs_cracks, humidity, vi, area, data, data_param2)
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local ystride = area.ystride
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local humidityfactor = humidity/100
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data[vi] = c_jungle_dirt
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local rand = math.random()
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if rand < 0.025 * humidityfactor then
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local fern_schematic = df_primordial_items.get_fern_schematic()
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local rotation = (math.random(1,4)-1)*90
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mapgen_helper.place_schematic_on_data_if_it_fits(data, data_param2, area, area:position(vi+ystride), fern_schematic, rotation)
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elseif rand < 0.05 * (1-humidityfactor) then
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df_primordial_items.spawn_jungle_mushroom_vm(vi+ystride, area, data)
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elseif rand < 0.1 * (1-humidityfactor) then
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df_primordial_items.spawn_jungle_tree_vm(math.random(8,14), vi+ystride, area, data)
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elseif rand < 0.3 then
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data[vi+ystride] = jungle_plants[math.random(1,#jungle_plants)]
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end
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end
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local jungle_cavern_ceiling = function(abs_cracks, vi, area, data, data_param2)
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if abs_cracks < 0.25 then
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data[vi] = c_glowstone
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elseif abs_cracks > 0.75 and math.random() < 0.1 then
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local ystride = area.ystride
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local index = vi - ystride
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local hanging_node
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if math.random() < 0.5 then
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hanging_node = c_ivy
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else
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hanging_node = c_root
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end
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for i = 1, math.random(16) do
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if data[index] == c_air then
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data[index] = hanging_node
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index = index - ystride
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else
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break
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end
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end
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end
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end
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local jungle_warren_ceiling = function(abs_cracks, vi, area, data, data_param2)
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if abs_cracks < 0.1 then
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data[vi] = c_glowstone
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end
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end
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local jungle_warren_floor = function(abs_cracks, vi, area, data, data_param2)
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local ystride = area.ystride
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if abs_cracks < 0.7 then
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data[vi] = c_jungle_dirt
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local rand = math.random() * abs_cracks
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if rand < 0.1 then
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data[vi+ystride] = jungle_plants[math.random(1,#jungle_plants)]
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end
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elseif abs_cracks < 1 then
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data[vi] = c_dirt
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end
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end
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---------------------------------------------------------------------------------------------------------
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local decorate_primordial = function(minp, maxp, seed, vm, node_arrays, area, data)
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math.randomseed(minp.x + minp.y*2^8 + minp.z*2^16 + seed) -- make decorations consistent between runs
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local data_param2 = df_caverns.data_param2
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vm:get_param2_data(data_param2)
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local nvals_cracks = mapgen_helper.perlin2d("df_cavern:cracks", minp, maxp, df_caverns.np_cracks)
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local cave_area = node_arrays.cave_area
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local nvals_cave = node_arrays.nvals_cave
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local humiditymap = minetest.get_mapgen_object("humiditymap")
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---------------------------------------------------------
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-- Cavern floors
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for _, vi in ipairs(node_arrays.cavern_floor_nodes) do
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local index2d = mapgen_helper.index2di(minp, maxp, area, vi)
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local cracks = nvals_cracks[index2d]
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local abs_cracks = math.abs(cracks)
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local humidity = humiditymap[index2d]
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local jungle = nvals_cave[vi] < 0
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if jungle then
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jungle_cavern_floor(abs_cracks, humidity, vi, area, data, data_param2)
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else
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mushroom_cavern_floor(abs_cracks, humidity, vi, area, data, data_param2)
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end
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end
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--------------------------------------
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-- Cavern ceilings
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for _, vi in ipairs(node_arrays.cavern_ceiling_nodes) do
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local index2d = mapgen_helper.index2di(minp, maxp, area, vi)
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local cracks = nvals_cracks[index2d]
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local abs_cracks = math.abs(cracks)
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local jungle = nvals_cave[vi] < 0
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local humidity = humiditymap[index2d]
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if jungle then
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jungle_cavern_ceiling(abs_cracks, vi, area, data, data_param2)
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else
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mushroom_cavern_ceiling(abs_cracks, humidity, vi, area, data, data_param2)
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end
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end
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----------------------------------------------
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-- Tunnel floors
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for _, vi in ipairs(node_arrays.tunnel_floor_nodes) do
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end
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------------------------------------------------------
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-- Tunnel ceiling
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for _, vi in ipairs(node_arrays.tunnel_ceiling_nodes) do
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end
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------------------------------------------------------
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-- Warren ceiling
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for _, vi in ipairs(node_arrays.warren_ceiling_nodes) do
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local index2d = mapgen_helper.index2di(minp, maxp, area, vi)
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local cracks = nvals_cracks[index2d]
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local abs_cracks = math.abs(cracks)
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local jungle = nvals_cave[vi] < 0
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if jungle then
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jungle_warren_ceiling(abs_cracks, vi, area, data, data_param2)
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else
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mushroom_warren_ceiling(abs_cracks, vi, area, data, data_param2)
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end
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end
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----------------------------------------------
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-- Warren floors
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for _, vi in ipairs(node_arrays.warren_floor_nodes) do
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local index2d = mapgen_helper.index2di(minp, maxp, area, vi)
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local cracks = nvals_cracks[index2d]
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local abs_cracks = math.abs(cracks)
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local jungle = nvals_cave[vi] < 0
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if jungle then
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jungle_warren_floor(abs_cracks, vi, area, data, data_param2)
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else
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mushroom_warren_floor(abs_cracks, vi, area, data, data_param2)
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end
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end
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-- columns
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-- no flowstone below the Sunless Sea, replace with something else
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for _, vi in ipairs(node_arrays.column_nodes) do
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local jungle = nvals_cave[vi] < 0
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if jungle then
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data[vi] = c_plant_matter
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minetest.get_node_timer(area:position(vi)):start(math.random(10, 60))
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else
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data[vi] = c_mycelial_dirt
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end
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end
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vm:set_param2_data(data_param2)
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end
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--Primordial Caverns
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subterrane.register_layer({
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name = "primordial",
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y_max = df_caverns.config.primordial_max,
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y_min = df_caverns.config.primordial_min,
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cave_threshold = df_caverns.config.sunless_sea_threshold, -- Make the caves a bit bigger than above
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perlin_cave = perlin_cave_primordial,
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perlin_wave = perlin_wave_primordial,
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solidify_lava = true,
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-- columns = {
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-- maximum_radius = 20,
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-- minimum_radius = 5,
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-- node = "df_mapitems:wet_flowstone", -- no flowstone below the Sunless Sea, replace with something else
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-- weight = 0.5,
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-- maximum_count = 60,
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-- minimum_count = 10,
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-- },
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decorate = decorate_primordial,
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double_frequency = true,
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is_ground_content = df_caverns.is_ground_content,
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})
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