Recently I have been using this workflow and I created a write up on how its used. The high level of it involves converting a tile-able photo source to normal map, then creating a pattern of the normal map. These patterns are then able to be quickly applied as an overlay normal map onto an already existing normal map. As…
Great write up Josh. Some great tips on how to use nDo's powerful Normal map tools. I see a lot of people messing up normal maps by layering them wrong, this should help a lot. Easy to do.