Baking signals into textures

Whenever you’re baking signals into texture maps, there’s quite some issues to watch out for, regardless of the signal you’re baking. This post will try to explain issues I ran into while implementing a baking framework.

A multitude of ray-tracers to choose from

I’ve recently had the need for a simple ray-tracer since I started working on a precomputed radiance transfer (PRT) baking tool. There’s multitudes of sample code, implementations and SDKs available, so I wanted to share my findings after a bit of research.