minetest-mm/mods/biome_lib/init.lua
2021-12-11 12:24:24 +01:00

95 lines
3.5 KiB
Lua

-- Biome library mod by VanessaE
--
-- I got the temperature map idea from "hmmmm", values used for it came from
-- Splizard's snow mod.
--
biome_lib = {}
biome_lib.modpath = minetest.get_modpath("biome_lib")
local function tableize(s)
return string.split(string.trim(string.gsub(s, " ", "")))
end
local c1 = minetest.settings:get("biome_lib_default_grow_through_nodes")
biome_lib.default_grow_through_nodes = {["air"] = true}
if c1 then
for _, i in ipairs(tableize(c1)) do
biome_lib.default_grow_through_nodes[i] = true
end
else
biome_lib.default_grow_through_nodes["default:snow"] = true
end
local c2 = minetest.settings:get("biome_lib_default_water_nodes")
biome_lib.default_water_nodes = {}
if c2 then
for _, i in ipairs(tableize(c2)) do
biome_lib.default_water_nodes[i] = true
end
else
biome_lib.default_water_nodes["default:water_source"] = true
biome_lib.default_water_nodes["default:water_flowing"] = true
biome_lib.default_water_nodes["default:river_water_source"] = true
biome_lib.default_water_nodes["default:river_water_flowing"] = true
end
local c3 = minetest.settings:get("biome_lib_default_wet_surfaces")
local c4 = minetest.settings:get("biome_lib_default_ground_nodes")
local c5 = minetest.settings:get("biome_lib_default_grow_nodes")
biome_lib.default_wet_surfaces = c3 and tableize(c3) or {"default:dirt", "default:dirt_with_grass", "default:sand"}
biome_lib.default_ground_nodes = c4 and tableize(c4) or {"default:dirt_with_grass"}
biome_lib.default_grow_nodes = c5 and tableize(c5) or {"default:dirt_with_grass"}
biome_lib.debug_log_level = tonumber(minetest.settings:get("biome_lib_debug_log_level")) or 0
local rr = tonumber(minetest.settings:get("biome_lib_queue_ratio")) or -200
biome_lib.queue_ratio = 100 - rr
biome_lib.entries_per_step = math.max(-rr, 1)
-- the timer that manages the block timeout is in microseconds, but the timer
-- that manages the queue wakeup call has to be in seconds, and works best if
-- it takes a fraction of the block timeout interval.
local t = tonumber(minetest.settings:get("biome_lib_block_timeout")) or 300
biome_lib.block_timeout = t * 1000000
-- we don't want the wakeup function to trigger TOO often,
-- in case the user's block timeout setting is really low
biome_lib.block_queue_wakeup_time = math.min(t/2, math.max(20, t/10))
-- the actual important stuff starts here ;-)
dofile(biome_lib.modpath .. "/api.lua")
dofile(biome_lib.modpath .. "/search_functions.lua")
dofile(biome_lib.modpath .. "/growth.lua")
dofile(biome_lib.modpath .. "/compat.lua")
minetest.after(0.01, function()
-- report the final registration results and enable the active block queue stuff
local n = #biome_lib.actionslist_aircheck + #biome_lib.actionslist_no_aircheck
biome_lib.dbg("All mapgen registrations completed.", 0)
if n > 0 then
biome_lib.dbg("Total items/actions to handle manually: "..n..
" ("..#biome_lib.actionslist_no_aircheck.." without air checks)", 0)
biome_lib.dbg("Total surface types to handle manually: "
..#biome_lib.surfaceslist_aircheck + #biome_lib.surfaceslist_no_aircheck, 0)
else
biome_lib.dbg("There are no \"handle manually\" items/actions registered,", 0)
biome_lib.dbg("so the mapblock queue will not be not used this session.", 0)
end
biome_lib.dbg("Items sent to the engine's decorations handler: "..#biome_lib.registered_decorations, 0)
biome_lib.dbg("Elevation range: "..biome_lib.mapgen_elevation_limit.min.." to "..
string.format("%+d", biome_lib.mapgen_elevation_limit.max).." meters.", 0)
if n > 0 then
dofile(biome_lib.modpath .. "/block_queue_checks.lua")
end
end)