Here's some explanation on a similar effect and the surprisingly short shader code: https://www.patreon.com/posts/18245226 https://www.patreon.com/posts/1824522

Here's some explanation on a similar effect and the surprisingly short shader code: https://www.patreon.com/posts/18245226 https://www.patreon.com/posts/18245226 It was referenced by Matthew here: https://twitter.com/skilful/status/1266494606847340544 https://twitter.com/skilful/status/1266494606847340544