SamTherapy opened this issue on Sep 10, 2020 ยท 18 posts
NikKelly posted Thu, 10 September 2020 at 11:40 AM
Have you considered applying a free hi-res image to a plain disk ?? Use grey-scaled image as a bump/displacement map ??
I reckon many CAD packages could craft a disk with actual groove, per 'turning thread on a bolt', but result would be very, very high-poly, akin to a complex terrain model...