Last week we’ve been visited by our good friend Fritz “Frizz the Whizz” Kemmler – a most talented developer. And while pondering some other algorithms, we needed a bit of distraction. So we ended up throwing together this one: A very straightforward and not so fast caustics generator. In essence it is a special case of Photon Mapping. Not too performant but the results are nice and it is easy on your VEX skills.
If you’re interested in some of the topics I mentioned at the end of the video, please let us know in the comments!