rviz isn't a simulator, it just does visualization.  Do you mean gazebo?

Josh

On Tue, Jul 6, 2010 at 11:35 AM, Gavin McCarter <gmccarter88@gmail.com>wrote:

> Hey Everyone,
> I was wondering if there was a way to accurately simulate a spring in
> RViz.  I'm currently writing a urdf and it would be nice to know if there is
> some shortcut that would be more efficient/easier than making a lot of small
> cylinders and joints to make a spring.
>
> Thanks a lot!
> Gavin
>
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