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created: 08/17/00; revised 07/28/03, 10/20/05, 07/25/09, 10/10/09, 01/25/15

CHAPTER 12 — Vector Cross Product

Shining Sun

The cross product is another operation that takes two vectors as operands. The most important use of the cross product in computer graphics is to find a vector perpendicular to a plane. This is needed when calculating how light reflects off the surface.

Chapter Topics:


(Review: ) What type of object are the operands of a dot product? What is the type of the result?