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Computer Animation Complete by Steve Worley, Nicholas Woolridge, Martin Wicke, Mark R. Wilkins, Jason Sharpe, Hanspeter Pfister, Ken Perlin, Darwyn Peachey, Mark V. Pauly, F. Kenton Musgrave, Matthias Müller, Alberto Menache, Richard Keiser, Charles John Lumsden, Chris Kazmier, Markus Gross, David Gould, David S. Ebert, Rick Parent

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CHAPTER 3 Motion Capture Primer

Alberto Menache

3.1 Motion Capture and Performance Animation

Motion capture is the process of recording a live motion event and translating it into usable mathematical terms by tracking a number of key points in space over time and combining them to obtain a single three-dimensional (3D) representation of the performance. In brief, it is the technology that enables the process of translating a live performance into a digital performance. The captured subject could be anything that exists in the real world and has motion; the key points are the areas that best represent the motion of the subject’s different moving parts. These points should be pivot points or connections between rigid parts of the subject. ...

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