mirror of
https://github.com/FaceDeer/dfcaverns.git
synced 2024-11-09 20:11:47 +01:00
490 lines
16 KiB
Lua
490 lines
16 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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local giant_mycelium_timer_spread = tonumber(minetest.settings:get("dcaverns_giant_mycelium_timer_spread")) or 10
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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 fungal_plant_names = {}
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local fungal_plants = {}
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for node_name, node_def in pairs(minetest.registered_nodes) do
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if minetest.get_item_group(node_name, "primordial_fungal_plant") > 0 then
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table.insert(fungal_plant_names, node_name)
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table.insert(fungal_plants, minetest.get_content_id(node_name))
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end
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end
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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 < 0.0005 then
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local mycelium_index = vi+ystride
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data[mycelium_index] = c_giant_mycelium
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minetest.get_node_timer(area:position(mycelium_index)):start(math.random(1,giant_mycelium_timer_spread))
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elseif rand < 0.003 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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local mycelium_index = vi-ystride
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data[mycelium_index] = c_giant_mycelium
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minetest.get_node_timer(area:position(mycelium_index)):start(math.random(1,giant_mycelium_timer_spread))
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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 < 0.001 then
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local mycelium_index = vi-ystride
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data[mycelium_index] = c_giant_mycelium
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minetest.get_node_timer(area:position(mycelium_index)):start(math.random(1,giant_mycelium_timer_spread))
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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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local mycelium_index = vi+ystride
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data[mycelium_index] = c_giant_mycelium
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minetest.get_node_timer(area:position(mycelium_index)):start(math.random(1,giant_mycelium_timer_spread))
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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_plant_names = {}
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local jungle_plants = {}
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for node_name, node_def in pairs(minetest.registered_nodes) do
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if minetest.get_item_group(node_name, "primordial_jungle_plant") > 0 then
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table.insert(jungle_plant_names, node_name)
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table.insert(jungle_plants, minetest.get_content_id(node_name))
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end
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end
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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_2 = minetest.get_content_id("df_primordial_items:jungle_roots_2")
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local c_root_1 = minetest.get_content_id("df_primordial_items:jungle_roots_1")
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local c_fireflies
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if minetest.get_modpath("fireflies") then
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c_fireflies = minetest.get_content_id("fireflies:firefly")
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end
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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 < 0.025 * (1-humidityfactor) then
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df_primordial_items.spawn_jungle_mushroom_vm(vi+ystride, area, data)
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elseif rand < 0.05 * (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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if c_fireflies and math.random() < 0.01 then
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local firefly_vi = vi + ystride * math.random(1, 5)
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if data[firefly_vi] == c_air then
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data[firefly_vi] = c_fireflies
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end
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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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data[vi] = c_dirt
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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_2
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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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elseif abs_cracks > 0.75 and math.random() < 0.1 then
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local ystride = area.ystride
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data[vi] = c_dirt
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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_root_1
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else
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hanging_node = c_root_2
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end
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for i = 1, math.random(8) 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_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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if c_fireflies and math.random() < 0.005 then
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local firefly_vi = vi + ystride * math.random(1, 5)
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if data[firefly_vi] == c_air then
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data[firefly_vi] = c_fireflies
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end
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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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local random_dir = {1, -1, area.zstride, -area.zstride}
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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(30, 120))
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else
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data[vi] = c_mycelial_dirt
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if math.random() < 0.05 then
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local rand_vi = vi + random_dir[math.random(1,4)]
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if data[rand_vi] == c_air then
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data[rand_vi] = c_giant_mycelium
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minetest.get_node_timer(area:position(rand_vi)):start(math.random(1,giant_mycelium_timer_spread))
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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_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 = "default:stone", -- 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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minetest.register_ore({
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ore_type = "vein",
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ore = "df_underworld_items:glowstone",
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wherein = {
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"default:stone",
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"default:stone_with_coal",
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"default:stone_with_iron",
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"default:stone_with_copper",
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"default:stone_with_tin",
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"default:stone_with_gold",
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"default:stone_with_diamond",
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"default:dirt",
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"default:sand",
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"default:desert_sand",
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"default:silver_sand",
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"default:gravel",
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},
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column_height_min = 2,
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column_height_max = 6,
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y_min = df_caverns.config.primordial_min,
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y_max = df_caverns.config.primordial_max,
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noise_threshold = 0.9,
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noise_params = {
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offset = 0,
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scale = 3,
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spread = {x=400, y=400, z=400},
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seed = 25111,
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octaves = 4,
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persist = 0.5,
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flags = "eased",
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},
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random_factor = 0,
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})
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-- Rather than make plants farmable, have them randomly respawn in jungle soil. You can only get them down there.
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minetest.register_abm({
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label = "Primordial plant growth",
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nodenames = {"df_primordial_items:dirt_with_jungle_grass"},
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neighbors = {"air"},
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interval = 60.0,
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chance = 50,
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action = function(pos, node, active_object_count, active_object_count_wider)
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if minetest.find_node_near(pos, 2, {"group:primordial_jungle_plant"}) == nil then
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local pos_above = {x=pos.x, y=pos.y+1, z=pos.z}
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local node_above = minetest.get_node(pos_above)
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if node_above.name == "air" then
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minetest.set_node(pos_above, {name = jungle_plant_names[math.random(1,#jungle_plant_names)]})
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end
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end
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end,
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})
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minetest.register_abm({
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label = "Primordial fungus growth",
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nodenames = {"df_primordial_items:dirt_with_mycelium"},
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neighbors = {"air"},
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interval = 60.0,
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chance = 50,
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action = function(pos, node, active_object_count, active_object_count_wider)
|
|
if minetest.find_node_near(pos, 3, {"group:primordial_fungal_plant"}) == nil then
|
|
local pos_above = {x=pos.x, y=pos.y+1, z=pos.z}
|
|
local node_above = minetest.get_node(pos_above)
|
|
if node_above.name == "air" then
|
|
minetest.set_node(pos_above, {name = fungal_plant_names[math.random(1,#fungal_plant_names)]})
|
|
end
|
|
end
|
|
end,
|
|
})
|
|
|
|
-- an ABM to extinguish fires on the primordial layer. Glowstone next to plant life equals too much fire.
|
|
local fire_enabled = minetest.settings:get_bool("enable_fire")
|
|
if fire_enabled == nil then
|
|
-- enable_fire setting not specified, check for disable_fire
|
|
local fire_disabled = minetest.settings:get_bool("disable_fire")
|
|
if fire_disabled == nil then
|
|
-- Neither setting specified, check whether singleplayer
|
|
fire_enabled = minetest.is_singleplayer()
|
|
else
|
|
fire_enabled = not fire_disabled
|
|
end
|
|
end
|
|
if fire_enabled and minetest.get_modpath("fire") then
|
|
local primordial_min = df_caverns.config.primordial_min
|
|
local primordial_max = df_caverns.config.primordial_max
|
|
minetest.register_abm({
|
|
label = "Remove fire in the primordial layer",
|
|
nodenames = {"fire:basic_flame"},
|
|
--neighbors = {"fire:basic_flame"},
|
|
interval = 3,
|
|
chance = 3,
|
|
catch_up = false,
|
|
action = function(pos)
|
|
local pos_y = pos.y
|
|
if pos_y > primordial_min and pos_y < primordial_max then
|
|
minetest.remove_node(pos)
|
|
end
|
|
end
|
|
})
|
|
end |