June 2004
Intermediate to advanced
1200 pages
24h 40m
English
Content preview from OpenGL® SuperBible, Third Edition
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Chapter 17. Occlusion Queries: Why Do More Work Than You Need To?
by Benjamin Lipchak
WHAT YOU'LL LEARN IN THIS CHAPTER:
How To | Functions You'll Use |
|---|---|
Create and delete query objects |
|
Define bounding box occlusion queries |
|
Retrieve the results from an occlusion query |
|
Complex scenes contain hundreds of objects and thousands upon thousands of polygons. Consider the room you're in now, reading this book. Look at all the furniture, objects, other people or pets and think of the rendering power needed to accurately represent their complexity. Several readers will find themselves happily sitting on a crate near a computer in an empty studio apartment, but the rest will envision a significant ...
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