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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 4 The Motion Data

Alberto Menache

4.1 Motion Data Types And Formats

Depending on the system you are using, you will have to deal with several different motion data file formats. Real-time systems usually generate a stream of data that can be used directly in the animation software with the help of special plug-ins. Optical systems’ data is not generated in real time, so it cannot be streamed into the animation software; instead, it is imported from a data file. Packages such as Softimage, Maya, and 3D Studio Max include converters that allow you to import data files in several file formats, but when performing character setup, it is important to know what data items these files contain. None of these file formats has any information ...

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