Mastodawn

My erosion filter is out! Video, blog post, and shader source.

It emulates erosion without simulation, so it's fast, GPU friendly, and trivial to generate in chunks.

@runevision Brilliant. That's exactly what I was pondering about a week or so ago: https://tglad.blogspot.com/2026/03/fluvial-landscapes.html

I didn't get far, but this looks great so I'll enjoy reading about it.

A topic I return to from time to time is fluvial landscapes. These are common in nature but don't seem to fit naturally into any of the stan...