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  1. Normal mapping - Wikipedia

  2. NormalMap-Online - GitHub Pages

  3. LearnOpenGL - Normal Mapping

  4. What is Normal Mapping? - Adobe

  5. Tutorial 13 : Normal Mapping - opengl-tutorial.org

  6. This is normal 1: What normal maps are and how they work.

  7. Unity - Manual: Normal map (Bump mapping)

  8. Tutorial 26 - Normal Mapping

  9. Understanding Normal Maps for 3D Texture [Article] | Treehouse

  10. Understanding Normal Mapping: A Key Concept in 3D Graphics

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