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Forum Archive › Same question as Josh really. Can you tell us a little more about how you created the grime texture? › Reply To: Same question as Josh really. Can you tell us a little more about how you created the grime texture?
It’s simply an AO bake with a generic grime texture on top set to “Overlay” blending mode.
I go over this kind of grime in depth in the Sci-Fi Helmet shading course: https://cgcookie.com/course/shading-the-sci-fi-helmet/