Hah, was going to suggest other colors, but you're already on it! Love this.

I feel like I'm watching a little boat drive around in circles! 🚤

Also drew the theoretical wake angle. Most importantly though it's viridis so it's certified Science!

I hear it’s cividis nowadays!

Ah yes, the fabled Lissajous Mallard

...

I know it's a bit cryptic. This module contains an implementation and a bit more motivation and explanation about usage and how the list of passes is fed into a GPU command: https://github.com/rreusser/glsl-fft Glad to answer questions you might have!