Combining multiple normal maps?

ablaine

How do you combine multiple normal maps without using overlay? I noticed I lost a bit of the green channel when I overlaid a normal map. Suggestions?

Thanks!

kodde

http://wiki.polycount.com/NormalMap?action=show&redirect=Normal+Map#Blending_Normal_Maps_Together

ablaine

Many thanks!

BlackulaDZ

I find this helpful: