@poopipe Thanks for this suggestion, haven't tried ordered dither yet. I came across this effect before, but didn't know what it was called. I'm currently rendering the loops with Blender (Eevee), but I assume the approach is similar. I shall try it :+1: Edit: Here some results, following this Pixel Perfect Dithering…
http://www.brameulaers.com/tutorials/generic_wall_tutorial/generic_wall_tutorial.html I thought you might of found this tutorial informative and inspirational.