paper on new realtime lighting methods

http://advances.realtimerendering.com/s2017/Precomputed%20Lighting%20in%20CoD%20IW_20_PPS.pdf

this looks like a way to make blender realtime eevee lighting far better and faster than the current methods and also make it suitable for game development for the game engine.

some of the shader changes could be applied to blender internal as well,