--[[

	Quick Day Night Script
	~ Statement

]]

----------------
-- Time stuff --
----------------

function IncrTime( toIncr )

	theTime[ 3 ] = theTime[ 3 ] + toIncr[ 3 ]
	if ( theTime[ 3 ] >= 60 ) then theTime[ 2 ] = theTime[ 2 ] + 1 theTime[ 3 ] = 0 end
	
	theTime[ 2 ] = theTime[ 2 ] + toIncr[ 2 ]
	if ( theTime[ 2 ] >= 60 ) then theTime[ 1 ] = theTime[ 1 ] + 1 theTime[ 2 ] = 0 end
	
	theTime[ 1 ] = theTime[ 1 ] + toIncr[ 1 ]
	if ( theTime[ 1 ] > 24 ) then theTime[ 1 ] = 0 end

end

---------------
-- Day/Night --
---------------

local theTime = { 0, 0, 0 } -- hh:mm:ss
local nextIcr = CurTime( ) + 1

function DayNight( )

	if ( nextIcr <= CurTime( ) ) then
	
		nextIrc = CurTime( ) + 1

		IncrTime( { 0, 1, 0 } )
		
		DoLight( )
		
	end

end
hook.Add( "Think", "DayNight", DayNight )

function DoLight( )

	local EnvLight = ent.FindByClass( "light_environment" )
	if ( #EnvLight > 0 ) then
	
		local H = theTime[ 1 ]
		local D
		
		if ( H > 12 ) then H = 12 - ( H - 12 ) end
		D = math.floor( H / 12 + ( 60 / theTime[ 2 ] ) )
		
		local Light = math.floor( 255 * D / 100 )
		local LightStr = table.concat( { Light, Light, Light }, " " )
		
		EnvLight[ 1 ]:SetKeyValue( "_light", LightStr )
	
	end

end