Laviola jr 3 the wiimote motion data data from 3 axis

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Unformatted text preview: a Jr. 3 The Wiimote – Motion Data Data from 3-axis accelerometer senses instantaneous acceleration on device (i.e., force) along each axis arbitrary units (+/- 3g) always sensing gravity at rest acceleration is g (upward) freefall acceleration is 0 finding position and orientation at rest – roll and pitch can be calculated easily in motion – math gets more complex error accumulation causes problems often not needed – gestures sufficient Advantages easily detect course motions mimic many natural actions Disadvantages ambiguity issues player cheating not precise (not a 6 DOF tracker) Spring 2009 CAP6938 – 3D User Interfaces for Games and Virtual Reality ©Joseph J. L...
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This note was uploaded on 06/13/2011 for the course CAP 6938 taught by Professor Staff during the Spring '08 term at University of Central Florida.

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