This example demonstrates how to use oblique perspective projections to create red-blue 
stereograms, i.e. images that appear 3D if you wear glasses with a blue left lens and 
a red right lens.  Implementation details can be found in the header of Game.cpp.

Controls
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ESC: quit
I,K: move camera forward or backward
J,L: turn camera left or right
Q,A: decrease, increase field of view
W,S: move near plane out and in
E,D: move far plane out and in
SPACE: reset
