mirror of
https://github.com/t-affeldt/climate_api.git
synced 2024-11-13 22:20:26 +01:00
98 lines
2.6 KiB
Lua
98 lines
2.6 KiB
Lua
local world = {}
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local WIND_SPREAD = 600
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local WIND_SCALE = 2
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local HEAT_SPREAD = 400
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local HEAT_SCALE = 0.3
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local HUMIDITY_SPREAD = 150
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local HUMIDITY_SCALE = 0.5
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local HUMIDITY_BASE_SPREAD = 800
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local HUMIDITY_BASE_SCALE = 40
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local nobj_wind_x
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local nobj_wind_z
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local nobj_heat
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local nobj_humidity
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local nobj_humidity_base
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local pn_wind_speed_x = {
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offset = 0,
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scale = WIND_SCALE * climate_mod.settings.time_spread,
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spread = {x = WIND_SPREAD, y = WIND_SPREAD, z = WIND_SPREAD},
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seed = 31441,
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octaves = 2,
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persist = 0.5,
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lacunarity = 2
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}
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local pn_wind_speed_z = {
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offset = 0,
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scale = WIND_SCALE * climate_mod.settings.time_spread,
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spread = {x = WIND_SPREAD, y = WIND_SPREAD, z = WIND_SPREAD},
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seed = 938402,
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octaves = 2,
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persist = 0.5,
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lacunarity = 2
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}
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local pn_heat = {
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offset = 1,
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scale = HEAT_SCALE * climate_mod.settings.time_spread,
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spread = {x = HEAT_SPREAD, y = HEAT_SPREAD, z = HEAT_SPREAD},
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seed = 24,
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octaves = 2,
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persist = 0.5,
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lacunarity = 2
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}
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local pn_humidity = {
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offset = 1,
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scale = HUMIDITY_SCALE * climate_mod.settings.time_spread,
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spread = {x = HUMIDITY_SPREAD, y = HUMIDITY_SPREAD, z = HUMIDITY_SPREAD},
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seed = 8374061,
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octaves = 3,
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persist = 0.5,
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lacunarity = 2
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}
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local pn_humidity_base = {
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offset = 50,
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scale = HUMIDITY_BASE_SCALE * climate_mod.settings.time_spread,
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spread = {x = HUMIDITY_BASE_SPREAD, y = HUMIDITY_BASE_SPREAD, z = HUMIDITY_BASE_SPREAD},
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seed = 3803465,
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octaves = 2,
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persist = 0.5,
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lacunarity = 2
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}
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local function update_wind(timer)
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nobj_wind_x = nobj_wind_x or minetest.get_perlin(pn_wind_speed_x)
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nobj_wind_z = nobj_wind_z or minetest.get_perlin(pn_wind_speed_z)
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local n_wind_x = nobj_wind_x:get_2d({x = timer, y = 0})
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local n_wind_z = nobj_wind_z:get_2d({x = timer, y = 0})
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climate_mod.state:set_float("wind_x", n_wind_x)
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climate_mod.state:set_float("wind_z", n_wind_z)
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end
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local function update_heat(timer)
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nobj_heat = nobj_heat or minetest.get_perlin(pn_heat)
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local n_heat = nobj_heat:get_2d({x = timer, y = 0})
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climate_mod.state:set_float("heat_random", n_heat)
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end
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local function update_humidity(timer)
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nobj_humidity = nobj_humidity or minetest.get_perlin(pn_humidity)
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local n_humidity = nobj_humidity:get_2d({x = timer, y = 0})
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climate_mod.state:set_float("humidity_random", n_humidity)
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nobj_humidity_base = nobj_humidity_base or minetest.get_perlin(pn_humidity_base)
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local n_humidity_base = nobj_humidity_base:get_2d({x = timer, y = 0})
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climate_mod.state:set_float("humidity_base", n_humidity_base)
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end
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function world.update_status(timer)
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update_wind(timer)
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update_heat(timer)
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update_humidity(timer)
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end
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return world |