From the course: Game Art: Model & UV Map a Low Poly Character

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Fixing the normal map issue

Fixing the normal map issue

- [Instructor] At the conclusion of our previous exercise, the unresolved question that we were left with was the need to understand just what was causing our normal maps to look so nasty. And perhaps more importantly, how do we go about fixing them? Well the answer is actually quite straightforward. You see, as we've been working through the creation of our modes here, we have, and rightly so, been applying smoothing groups by means of the smooth modifier to some of our meshes. The problem with that is that it is, in fact, our smoothing groups that are causing this problem. Now, rather than unwrapping our meshes using UV seams, as we have been doing throughout this course, we could have taken the time to create our smoothing groups manually, and then simply explode the UVs by those same smoothing groups. Which, whilst brilliant for the creation of our normal maps, can create a lot of UV seams on a model if we're not careful. Something that not many texture artists will be…

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