minetest-mod-snow/src/util.lua

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--Global config and function table.
snow = {
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snowball_gravity = tonumber(minetest.settings:get("snowball_gravity")) or 0.91,
snowball_velocity = tonumber(minetest.settings:get("snowball_velocity")) or 19,
sleds = minetest.settings:get_bool("sleds"),
enable_snowfall = minetest.settings:get_bool("enable_snowfall"),
lighter_snowfall = minetest.settings:get_bool("lighter_snowfall"),
debug = minetest.settings:get_bool("debug"),
smooth_biomes = minetest.settings:get_bool("smooth_biomes"),
christmas_content = minetest.settings:get_bool("christmas_content"),
smooth_snow = minetest.settings:get_bool("smooth_snow"),
min_height = tonumber(minetest.settings:get("min_height")) or 3,
mapgen_rarity = tonumber(minetest.settings:get("mapgen_rarity")) or 18,
mapgen_size = tonumber(minetest.settings:get("mapgen_size")) or 210,
disable_mapgen = minetest.settings:get_bool("disable_mapgen"),
}
if snow.sleds == nil then
snow.sleds = true
end
if snow.debug == nil then
snow.debug = false
end
if snow.disable_mapgen == nil then
snow.disable_mapgen = true
end
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if snow.enable_snowfall == nil then
snow.enable_snowfall = true
end
-- functions for dynamically changing settings
local on_configurings,n = {},1
function snow.register_on_configuring(func)
on_configurings[n] = func
n = n+1
end
local function change_setting(name, value)
if snow[name] == value then
return
end
for i = 1,n-1 do
if on_configurings[i](name, value) == false then
return
end
end
snow[name] = value
end
local function value_from_string(v)
if v == "true" then
v = true
elseif v == "false" then
v = false
else
local a_number = tonumber(v)
if a_number then
v = a_number
end
end
return v
end