January 2012
Intermediate to advanced
308 pages
8h 6m
English
Content preview from Pro OpenGL ES for Android
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Chapter 3
From 2D to 3D: Adding One Extra Dimension
In the first two chapters, we covered the cool stuff and the math stuff (which could be either cool or boring). Here in Chapter 3 we'll move the bouncing cube example beyond a mere 2D version to a 3D version (4D hypercubes are beyond the scope of this work). And during the process, more 3D theory about projections, rotations, and the like will be slipped in for good measure. However, note that OpenGL is not just for 3D but can easily be used to place 2D controls in front of your 3D visualization.
First, a Little More Theory
Remember that OpenGL ES objects are a collection of points in 3D space; that is, their location is defined by three values. These values are joined together to form faces, ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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