By Alberto Menache
Motion trap is likely one of the such a lot referred to and misunderstood applied sciences in laptop animation as a result of its rocketing recognition and ambiguous implementation. In Understanding movement seize for machine Animation and Video Games, insider Alberto Menache tells the total tale of movement trap, reading its technical info in addition to its progress as an undefined. Menache's narrative voice and in-depth technical discussions let the reader not to simply study movement seize, but additionally to appreciate the explanations in the back of its successes, disasters, and extending position in blockbuster movies, resembling Batman Forever and Batman and Robin. With its cautious stability among technical research and developments, Understanding movement catch for machine Animation and Video Games is the 1st ebook to discover the debatable paintings and perform of contemporary personality animation utilizing movement capture.
* presents descriptions of the entire mathematical rules linked to movement seize and 3D personality mechanics.
* deals nice rules for personality setup that may be used for any personality animation, even with no using captured movement data.
* contains resource code that would aid readers write conversion and movement information manipulation programs.
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Extra resources for Understanding motion capture for computer animation
Giger designed for the film Species. Digital armatures are not very popular any more. 13). This unit could be used as both a keyframe and real-time armature. It was modular, so it could be assembled in different joint configurations. The first-generation Monkey had a fixed configuration, which made it unusable for any nonhumanoid applications. The typical cost for a 39-joint Monkey 2 setup was approximately $15,000, which included all the necessary parts as well as driver software for most well-known animation packages.
Microsoft has demonstrated its Project Natal, which is an optical-based system. The device contains an RBG camera and a depth sensor, which is a monochrome camera working with an infrared projector to calculate 3D depth. Microsoft claims that the device will be capable of capturing movement, orientation, and gestures, but no specifications as far as accuracy, speed, or latency are available as of yet. Sony has demonstrated its PlayStation Move device, which is a motion-sensing wand not unlike the Wii Remote, except it also uses their existing Eye Toy technology to enhance the motion complexity capabilities of the device.
The benefit of using motion capture rather than video for this kind of sports application is that motion capture yields a 3D representation of the motion that can be examined from any possible angle. This is true even if the video could be recorded at higher speed than the normal 30 frames per second. To analyze a fast sports action such as a golf swing or a baseball pitch, it is required to have at least a few hundred frames or samples per second. 39 40 Chapter 1 MOTION CAPTURE PRIMER The future of motion capture in sports is very bright.