No book on 3D programming would be complete without at least one chapter on the mathematics behind 3D transformations. If you care nothing about this, move on—there’s nothing to see here. After all, doesn’t OpenGL take care of this stuff automatically? Certainly. But it is helpful to be familiar with what’s going on inside, if nothing more but to understand the lingo of 3D-speak.
KeywordsPerspective Projection High Heel Similar Triangle Star Trek Vanishing Point
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