(Yesterday, 23:20)Chris Böhnke Wrote: Since you can't have it extruded correctly inwards due to collision (maybe it even works in your case, not sure) you would need to create a very thin cylinder extruded outwards to trick your algorithm/AI into seeing the shadows of those cavities.
If you are feeding the AI LDraw images with edges on, just the circular edge might be enough, but I'm guessing you just had those on in your example and don't have it on in the images you feed the AI.