This article describes how I implemented a PBR renderer with image based lighting in Nodes.io. The article focuses on structure and the unique challenges faced as well as the advantages of building in Nodes.
A generative art experiment in which we take photographs and sort the rows by their luminosity. We end up with stunning abstract palates, shadowing their original photos to bring new perspective.
Any advanced user looking at this probably thinks it simple, and in a lot of ways it is, but the implementation is as important as the theory and I wish to cover both.
This is once again the tutorial for after you have learned the basics and want to learn a bit more. The initial foci of this tutorial are pseudo random number generation as well as passing a uniform to a post processing shader.