I stumbled upon this thread recently, wondering if I can use such effect as a post-fx over some 3D stuff I’m currently working on, and I managed to port @Yann 's code for current OPENRNDR version. So far - just static image generation for now, but I’m looking to generate some videos from moving 3D art.
Here’s the Gist of current version, someone might find it useful: Port of @ylegall stipple portraits · GitHub