Creating light shafts and sunbeams

…Image effects in Unity, provide a powerful way to, add…some over all polish to your scene, and unify the look.…What I've done so far, is to tune up some of the lighting in building A here.…Moving the point lights closer to the ceiling.…Making sure every thing was marked for the correct layer.…Putting a light over the Emmas, and turning only…the spots and the points for this building to Important.…This way, they hit just what they need to, and…I've added one more light in to hit the ceiling,…that way the ceiling isn't being hit by five or…six lights and trying to figure out whose the most important.…

I'll scroll out and show whats going on here.…This light, underneath building A is a building A ceiling light.…It's got a big range and a fairly low intensity.…And all it does is hit that roof object…which is now on its own layer called roof AB.…I made two new layers called roof AB and roof C.…What these do then, is let me say, this ceiling light can only hit this piece.…This roof will be hit underneath from that point light, and from the top by the suns.…