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    • 37-Issue 8
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    Cable Joints

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    Date
    2018
    Author
    Müller, Matthias ORCID
    Chentanez, Nuttapong
    Jeschke, Stefan
    Macklin, Miles
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    Abstract
    Robustly and efficiently simulating cables and ropes that are part of a larger system such as cable driven machines, cable cars or tendons in a human or robot is a challenging task. To be able to adapt to the environment, cables are typically modeled as a large number of small segments that are connected via joints. The two main difficulties with this approach are to satisfy the inextensibility constraint and to handle the typically large mass ratio between the small segments and the larger objects they connect. In this paper we present a new approach which solves these problems in a simple and effective way. Our method is based on the idea to simulate the effect of the cables instead of the cables themselves. To this end we propose a new special type of distance constraint we call cable joint that changes both its attachment points and its rest length dynamically. A cable connecting a series of objects is then modeled as a sequence of cable joints which reduces the complexity of the simulation from the order of the number of segments to just the number of connected objects. This makes simulations both faster and more robust as we will demonstrate on a variety of examples.
    BibTeX
    @article {10.1111:cgf.13507,
    journal = {Computer Graphics Forum},
    title = {{Cable Joints}},
    author = {Müller, Matthias and Chentanez, Nuttapong and Jeschke, Stefan and Macklin, Miles},
    year = {2018},
    publisher = {The Eurographics Association and John Wiley & Sons Ltd.},
    ISSN = {1467-8659},
    DOI = {10.1111/cgf.13507}
    }
    URI
    https://doi.org/10.1111/cgf.13507
    https://diglib.eg.org:443/handle/10.1111/cgf13507
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    • 37-Issue 8

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    Eurographics Association copyright © 2013 - 2023 
    Send Feedback | Contact - Imprint | Data Privacy Policy | Disable Google Analytics
    Theme by @mire NV
    System hosted at  Graz University of Technology.
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