Over at mindhacks.com, an introduction to chromosteopsis. Here: how I made some of those images. Github repo: chromo
It turns out that you get the nice speckled pattern just by randomly colouring pixels with 0.3 probability. I thought you could probably combine with other depth cues (such as a texture gradient) to enhance the illusion, but didn’t get to this.
I thought the effect might interact with motion and/or eccentricity so I made a gif