Lesson 18: Normalizing Normals

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In this lesson, you will learn how to speed up a program by eliminating the call to glEnable(GL_NORMALIZE).

This lesson is in "Part 4: Improving Speed and Appearance". After this is "Lesson 19: Mipmapping".

Skipping around? That's okay. Just make sure you know the material from "Lesson 6: Putting It All Together".