Doom 3 - Particle illumination HD

Testing particles in Doom 3 that react to real-time lighting. This is very buggy and unoptimized, but when it works properly it is stunning and particles are incredibly life like. Video is best seen in HD. Details can be read at the link below. http://www.doom3world.org/phpbb2/viewtopic.php?f=26&t=24150 Download the map here http://www.doom3world.org/phpbb2/download/file.php?id=534