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1. Re: Separate UV for Normal map

   

   Reply by Scruples · Mar 2012 · Home› Technical Talk

   Crysis 1 did this for their nano-suit iirc, as long as the amount of tiling is similar I don't see any way it would affect performance discernibly. I assume 3d painting programs like 3dcoat and bodypaint would have issues displaying the normal map and diffuse map for painting at the same time, and painting would be a…

2. Separate UV for Normal map

   

   Topic by unstoppablex · Mar 2012 · Home› Technical Talk

   I was just wondering if there is any disadvantage to creating a whole new UVW for a normal map? example. UVW 1 is diffuse, UVW 2 is lightmap, UVW 3 is normal map. The reason i think this is very useful is because some objects you create may need a normal map in some areas, but most areas of it is smooth or flat, and…