climate_api/lib/influences.lua
2023-02-22 05:21:52 +01:00

80 lines
2.3 KiB
Lua

climate_api.register_influence("heat",
climate_api.environment.get_heat
)
climate_api.register_influence("base_heat",
minetest.get_heat
)
climate_api.register_influence("humidity",
climate_api.environment.get_humidity
)
climate_api.register_influence("base_humidity",
minetest.get_humidity
)
-- see https://en.wikipedia.org/wiki/Dew_point#Simple_approximation
climate_api.register_influence("dewpoint", function(pos)
local heat = climate_api.environment.get_heat(pos)
local humidity = climate_api.environment.get_humidity(pos)
return heat - (9/25 * (100 - humidity))
end)
climate_api.register_influence("base_dewpoint", function(pos)
local heat = minetest.get_heat(pos)
local humidity = minetest.get_humidity(pos)
return heat - (9/25 * (100 - humidity))
end)
climate_api.register_influence("biome", function(pos)
local data = minetest.get_biome_data(pos)
local biome = minetest.get_biome_name(data.biome)
return biome
end)
climate_api.register_influence("windspeed", function(pos)
local wind = climate_api.environment.get_wind(pos)
return vector.length(wind)
end)
climate_api.register_global_influence("wind_yaw", function()
local wind = climate_api.environment.get_wind({x = 0, y = 0, z = 0})
if vector.length(wind) == 0 then return 0 end
return minetest.dir_to_yaw(wind)
end)
climate_api.register_influence("height", function(pos)
return pos.y
end)
climate_api.register_influence("light", function(pos)
pos = vector.add(pos, {x = 0, y = 1, z = 0})
return minetest.get_node_light(pos) or 0
end)
climate_api.register_influence("daylight", function(pos)
pos = vector.add(pos, {x = 0, y = 1, z = 0})
return minetest.get_natural_light(pos, 0.5) or 0
end)
climate_api.register_influence("indoors", function(pos)
pos = vector.add(pos, {x = 0, y = 1, z = 0})
local daylight = minetest.get_natural_light(pos, 0.5) or 0
-- max light is 15 but allow adjacent nodes to still be outdoors
-- to reduce effect switching on and off when walking underneath single nodes
if daylight < 14 then return true end
for i = 1, climate_mod.settings.ceiling_checks do
local lpos = vector.add(pos, {x = 0, y = i, z = 0})
local node = minetest.get_node_or_nil(lpos)
if node ~= nil and node.name ~= "air" and node.name ~= "ignore" then
return true
end
end
return false
end)
climate_api.register_global_influence("time",
minetest.get_timeofday
)