local changeAmount = {}
local playerInZone = {}

function lightzoneambient_init_name(e,name)
	changeAmount[ e ] = tonumber( name )
	playerInZone[ e ] = 'out'
end
  
function lightzoneambient_main(e)
	if g_Entity[ e ].plrinzone == 1 then
		if playerInZone[ e ] == 'out' then
			playerInZone[ e ] = 'in'
			ActivateIfUsed( e )
			
		elseif 
		   playerInZone[ e ] == 'in' then
			local currentLevel = GetAmbienceIntensity()
			if currentLevel < changeAmount[ e ]  then
				SetAmbienceIntensity( currentLevel + 0.5 )
				
			elseif 
			   currentLevel > changeAmount[ e ] then
				SetAmbienceIntensity( currentLevel - 0.5 )
			else
				playerInZone[ e ] = 'finished'
			end
		end
	else
		playerInZone[e] = 'out'
	end
end