spectators.lua

ctf_teams.team.spectator = {
	color = "#fff",
	color_hex = tonumber("0xfff"),
	irc_color = 0,
	not_playing = true
}

table.insert(ctf_teams.teamlist, "spectator")

minetest.register_on_player_hpchange(function(player, hp_change, reason)
	if ctf_modebase.match_started and ctf_teams.get(player) == "spectator" then
		return 0
	else
		return hp_change
	end
end, true)

local timer = 0
minetest.register_globalstep(function(dtime)
	timer = timer + dtime

	if timer >= 1 then
		timer = 0

		for _, p in pairs(minetest.get_connected_players()) do
			if not ctf_teams.get(p) or ctf_teams.get(p) == "spectator" then
				local time = minetest.get_timeofday()

				if time > 0.5 then
					time = 1 - time
				end

				-- Calculated with Graphing Calc app
				--[[
					input time (a): 0 <> 0.5 | set to autoplay
					input offset (o): -2 <0.05> 0
					input multiplier (m): 4 <0.1> 10
					func output (y): y = a * m + o
					func: y = 0.2m + o | color purple for ~end of night
					func: y = 0.3m + o | color orange for ~start of day
					highlight upper lim: y <= 1
					highlight lower lim: y >= 0.4
				]]
				p:override_day_night_ratio(math.max(0.4, math.min(1, (time*6) - 0.55)))

				minetest.log(p:get_day_night_ratio())
			end
		end

		-- minetest.log(minetest.get_timeofday()) -- 0.2, 0.8
	end
end)