All posts tagged “pattern

A Procedural Polka Dot Shader with Analytic Normals

Today we’ll build a procedural shader that produces a polka dot pattern. While this is quite informative, as we learn how to tile the uv space, the interesting part is creating the normal map. We want to use the implicit sphere equation to derive z […]

A Bit Of VEX : Easy Caustics Generator

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 […]