v.2.0
Tumbler
Tumbler is a practice native app for iPhone, that combine “reading the accelerometer” and “OpenGL ES” together. The tumbler will always head up, no matter how you move your iPhone.
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v.2.0
Tumbler is a practice native app for iPhone, that combine “reading the accelerometer” and “OpenGL ES” together. The tumbler will always head up, no matter how you move your iPhone. 
