257 lines
7.9 KiB
Lua
257 lines
7.9 KiB
Lua
local mods_loaded = false
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local NIGHT_VISION_RATIO = 0.45
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mcl_weather.skycolor = {
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-- Should be activated before do any effect.
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active = true,
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-- To skip update interval
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force_update = true,
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-- Update interval.
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update_interval = 15,
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-- Main sky colors: starts from midnight to midnight.
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-- Please do not set directly. Use add_layer instead.
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colors = {},
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-- min value which will be used in color gradient, usualy its first user given color in 'pure' color.
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min_val = 0,
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-- number of colors while constructing gradient of user given colors
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max_val = 1000,
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-- Table for tracking layer order
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layer_names = {},
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-- To layer to colors table
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add_layer = function(layer_name, layer_color, instant_update)
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mcl_weather.skycolor.colors[layer_name] = layer_color
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table.insert(mcl_weather.skycolor.layer_names, layer_name)
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mcl_weather.skycolor.force_update = true
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end,
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current_layer_name = function()
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return mcl_weather.skycolor.layer_names[#mcl_weather.skycolor.layer_names]
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end,
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-- Retrieve layer from colors table
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retrieve_layer = function()
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local last_layer = mcl_weather.skycolor.current_layer_name()
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return mcl_weather.skycolor.colors[last_layer]
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end,
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-- Remove layer from colors table
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remove_layer = function(layer_name)
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for k, name in ipairs(mcl_weather.skycolor.layer_names) do
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if name == layer_name then
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table.remove(mcl_weather.skycolor.layer_names, k)
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mcl_weather.skycolor.force_update = true
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return
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end
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end
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end,
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-- Wrapper for updating day/night ratio that respects night vision
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override_day_night_ratio = function(player, ratio)
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local meta = player:get_meta()
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local has_night_vision = meta:get_int("night_vision") == 1
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local arg
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-- Apply night vision only for dark sky
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local is_dark = minetest.get_timeofday() > 0.8 or minetest.get_timeofday() < 0.2 or mcl_weather.state ~= "none"
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local pos = player:get_pos()
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local dim = mcl_worlds.pos_to_dimension(pos)
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if has_night_vision and is_dark and dim ~= "nether" and dim ~= "end" then
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if ratio == nil then
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arg = NIGHT_VISION_RATIO
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else
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arg = math.max(ratio, NIGHT_VISION_RATIO)
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end
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else
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arg = ratio
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end
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player:override_day_night_ratio(arg)
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end,
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-- Update sky color. If players not specified update sky for all players.
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update_sky_color = function(players)
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-- Override day/night ratio as well
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players = mcl_weather.skycolor.utils.get_players(players)
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for _, player in ipairs(players) do
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local pos = player:get_pos()
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local dim = mcl_worlds.pos_to_dimension(pos)
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if dim == "overworld" then
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if (mcl_weather.state == "none") then
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-- Clear weather
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player:set_sky({
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type = "regular",
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sky_color = {
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day_sky = "#92B9FF",
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day_horizon = "#B4D0FF",
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dawn_sky = "#B4BAFA",
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dawn_horizon = "#BAC1F0",
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night_sky = "#006AFF",
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night_horizon = "#4090FF",
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},
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clouds = true,
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})
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player:set_sun({visible = true, sunrise_visible = true})
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player:set_moon({visible = true})
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player:set_stars({visible = true})
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mcl_weather.skycolor.override_day_night_ratio(player, nil)
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else
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-- Weather skies
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local day_color = mcl_weather.skycolor.get_sky_layer_color(0.5)
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local dawn_color = mcl_weather.skycolor.get_sky_layer_color(0.75)
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local night_color = mcl_weather.skycolor.get_sky_layer_color(0)
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player:set_sky({ type = "regular",
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sky_color = {
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day_sky = day_color,
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day_horizon = day_color,
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dawn_sky = dawn_color,
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dawn_horizon = dawn_color,
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night_sky = night_color,
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night_horizon = night_color,
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},
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clouds = true,
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})
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player:set_sun({visible = false, sunrise_visible = false})
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player:set_moon({visible = false})
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player:set_stars({visible = false})
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local lf = mcl_weather.get_current_light_factor()
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if mcl_weather.skycolor.current_layer_name() == "lightning" then
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mcl_weather.skycolor.override_day_night_ratio(player, 1)
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elseif lf then
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local w = minetest.get_timeofday()
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local light = (w * (lf*2))
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if light > 1 then
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light = 1 - (light - 1)
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end
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light = (light * lf) + 0.15
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mcl_weather.skycolor.override_day_night_ratio(player, light)
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else
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mcl_weather.skycolor.override_day_night_ratio(player, nil)
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end
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end
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elseif dim == "end" then
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local t = "mcl_playerplus_end_sky.png"
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player:set_sky({ type = "skybox",
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base_color = "#000000",
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textures = {t,t,t,t,t,t},
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clouds = false,
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})
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player:set_sun({visible = false , sunrise_visible = false})
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player:set_moon({visible = false})
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player:set_stars({visible = false})
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mcl_weather.skycolor.override_day_night_ratio(player, 0.5)
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elseif dim == "nether" then
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player:set_sky({ type = "plain",
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base_color = "#300808",
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clouds = false,
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})
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player:set_sun({visible = false , sunrise_visible = false})
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player:set_moon({visible = false})
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player:set_stars({visible = false})
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mcl_weather.skycolor.override_day_night_ratio(player, nil)
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elseif dim == "void" then
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player:set_sky({ type = "plain",
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base_color = "#000000",
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clouds = false,
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})
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player:set_sun({visible = false, sunrise_visible = false})
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player:set_moon({visible = false})
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player:set_stars({visible = false})
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end
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end
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end,
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-- Returns current layer color in {r, g, b} format
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get_sky_layer_color = function(timeofday)
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if #mcl_weather.skycolor.layer_names == 0 then
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return nil
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end
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-- min timeofday value 0; max timeofday value 1. So sky color gradient range will be between 0 and 1 * mcl_weather.skycolor.max_val.
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local rounded_time = math.floor(timeofday * mcl_weather.skycolor.max_val)
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local color = mcl_weather.skycolor.utils.convert_to_rgb(mcl_weather.skycolor.min_val, mcl_weather.skycolor.max_val, rounded_time, mcl_weather.skycolor.retrieve_layer())
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return color
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end,
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utils = {
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convert_to_rgb = function(minval, maxval, current_val, colors)
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local max_index = #colors - 1
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local val = (current_val-minval) / (maxval-minval) * max_index + 1.0
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local index1 = math.floor(val)
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local index2 = math.min(math.floor(val)+1, max_index + 1)
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local f = val - index1
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local c1 = colors[index1]
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local c2 = colors[index2]
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return {r=math.floor(c1.r + f*(c2.r - c1.r)), g=math.floor(c1.g + f*(c2.g-c1.g)), b=math.floor(c1.b + f*(c2.b - c1.b))}
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end,
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-- Simply getter. Ether returns user given players list or get all connected players if none provided
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get_players = function(players)
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if players == nil or #players == 0 then
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if mods_loaded then
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players = minetest.get_connected_players()
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elseif players == nil then
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players = {}
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end
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end
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return players
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end,
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-- Returns first player sky color. I assume that all players are in same color layout.
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get_current_bg_color = function()
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local players = mcl_weather.skycolor.utils.get_players(nil)
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for _, player in ipairs(players) do
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return player:get_sky()
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end
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return nil
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end
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},
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}
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local timer = 0
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minetest.register_globalstep(function(dtime)
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if mcl_weather.skycolor.active ~= true or #minetest.get_connected_players() == 0 then
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return
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end
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if mcl_weather.skycolor.force_update then
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mcl_weather.skycolor.update_sky_color()
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mcl_weather.skycolor.force_update = false
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return
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end
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-- regular updates based on iterval
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timer = timer + dtime;
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if timer >= mcl_weather.skycolor.update_interval then
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mcl_weather.skycolor.update_sky_color()
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timer = 0
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end
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end)
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local initsky = function(player)
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if (mcl_weather.skycolor.active) then
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mcl_weather.skycolor.force_update = true
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end
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-- MC-style clouds: Layer 127, thickness 4, fly to the “West”
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player:set_clouds({height=mcl_worlds.layer_to_y(127), speed={x=-2, z=0}, thickness=4, color="#FFF0FEF"})
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end
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minetest.register_on_joinplayer(initsky)
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minetest.register_on_respawnplayer(initsky)
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mcl_worlds.register_on_dimension_change(function(player)
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mcl_weather.skycolor.update_sky_color({player})
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end)
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minetest.register_on_mods_loaded(function()
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mods_loaded = true
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end)
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