- It makes things easier for level designers by not requiring them to bake light maps and then spend a lot of time looking for & fix light leaks. - It isn't ju

- It makes things easier for level designers by not requiring them to bake light maps and then spend a lot of time looking for & fix light leaks. - It isn't just visual, ray tracing can be used for collision detection. Anyone interested should take a look at the free, 600+ page Ray Tracing Gems book: http://www.realtimerendering.com/raytracinggems/unofficial_RayTracingGems_v1.4.pdf http://www.realtimerendering.com/raytracinggems/unofficial_R...