climate_api/lib/environment.lua
2020-04-09 09:59:40 +02:00

62 lines
1.9 KiB
Lua

function weather_mod.get_heat(pos)
local base = weather_mod.settings.heat;
local biome = minetest.get_heat(pos)
local height = math.min(math.max(-pos.y / 15, -10), 10)
local random = weather_mod.state.heat;
return (base + biome + height) * random
end
function weather_mod.get_humidity(pos)
local base = weather_mod.settings.humidity
local biome = minetest.get_humidity(pos)
local random = weather_mod.state.humidity;
return (base + biome) * random
end
local function is_acceptable_weather_param(value, attr, config)
local min = config.conditions["min_" .. attr] or -10000
local max = config.conditions["max_" .. attr] or math.huge
minetest.log(attr .. ": " .. value .. " <=> " .. min .. "," .. max)
return value > min and value <= max
end
function weather_mod.get_weather(pos, wind)
local params = {}
params.heat = weather_mod.get_heat(pos)
params.humidity = weather_mod.get_humidity(pos)
params.windspeed = vector.length(wind)
minetest.log(params.heat .. ", " .. params.humidity .. ", " .. params.windspeed)
local weather
local priority = -1
local attributes = { "heat", "humidity", "windspeed" }
for name, config in pairs(weather_mod.weathers) do
minetest.log(dump2(priority, "p"))
if type(priority) ~= "nil" and config.priority < priority then
minetest.log("skipped " .. name)
elseif type(config.conditions) == "nil" then
weather = name
priority = config.priority
minetest.log("selected (nil) " .. name)
else
local check = true
for _, attr in ipairs(attributes) do
if not is_acceptable_weather_param(params[attr], attr, config) then
check = false
end
end
if check then
weather = name
priority = config.priority
minetest.log("selected " .. name)
end
end
end
if type(weather) == "nil" then
minetest.log("error", "[Believable Weather] No default weather registered")
end
minetest.log(weather)
return weather
end