Normal maps and how to not make them

source

How to create a normal map

Created by James O’Hare. Click to enlarge.

Exercises

  • Normalize the vectors in indexVBO_TBN before the addition and see what it does.
  • Visualize other vectors (for instance, EyeDirection_tangentspace) in color mode, and try to make sense of what you see

Tools & Links

References