[ODE] high accuracy cable physics

Anders Backman andersb at cs.umu.se
Tue Apr 17 04:29:25 MST 2007


Vortex?

Used in lots of heavy vehicle simulators.
It has a direct solver that is pretty accurate.

www.cm-labs.com

/Anders


On 4/17/07, Nguyen Binh <ngbinh at gmail.com> wrote:
>
> Here is an old copy of a 2D engine:
>
> http://www.cs.rpi.edu/~sberard/dvc/
>
> And here is a simple note from Jeff Trinkle himself:
>
> http://www.cs.rpi.edu/~nguyeb2/docs/rigid_body_lcp.pdf
>
> On 4/17/07, Gazi Alankus <alanic at gmail.com> wrote:
> > Having said all this, what are some simulation libraries that do more
> > or less what ODE does and are scientifically accurate? Of course they
> > don't have to be realtime at all.
> >
> > I searched for Stewart-Trinkle time stepper but didn't find anything
> > useful except this link:
> > http://www.cs.rpi.edu/~trink/sim_packages.html
> >
> > Could anybody recommend such libraries? I'll use it offline to verify
> > things I do in real time in ODE.
> >
> > -Gazi
> >
> >
> >
> > On 16/04/07, Nguyen Binh <ngbinh at gmail.com> wrote:
> > > ODE,Novodex physics models are not for accuracy. They all use a simple
> > > approximation in contact and friction model. A better (in term of
> > > accuracy) model can be found in Stewart-Trinkle time stepper. Also
> > > collision detection plays a major role in energy lost.
> > >
> > > On 4/16/07, Mateusz Kula <toczka at smorfland.uni.wroc.pl> wrote:
> > > > I have been doing some tests on ODE and NOVODEX and both of them
> have
> > > > problems with energy conservation.
> > > > They just aren't done for accuracy they are done for good looking in
> games
> > > > etc.
> > > >
> > > > Mathew Kula
> > > >
> > > > On Mon, 16 Apr 2007, François Bruneau wrote:
> > > >
> > > > > Hello everyone,
> > > > >
> > > > > I'm currently considering ODE to develop a realtime simulator
> focused
> > > > > on cable physics. The point is that ODE seems to be mainly used in
> the
> > > > > gaming field, whereas the application I'm preparing is targeted to
> the
> > > > > industry.
> > > > > So, my questions are : Did anyone make use of ODE in a context
> other
> > > > > than gaming (research, mechanical study...)? If so, was the
> accuracy
> > > > > of the simulator satisfactory?
> > > > >
> > > > > Thanks in advance,
> > > > >
> > > > > François.
> > > > >
> > > > > _______________________________________________
> > > > > ODE mailing list
> > > > > ODE at ode.org
> > > > > http://ode.org/mailman/listinfo/ode
> > > > >
> > > > _______________________________________________
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> > > > ODE at ode.org
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> > > >
> > >
> > >
> > > --
> > > --------------------------------------------------
> > > Binh Nguyen
> > > Computer Science Department
> > > Rensselaer Polytechnic Institute
> > > Troy, NY, 12180
> > > --------------------------------------------------
> > >
> > > _______________________________________________
> > > ODE mailing list
> > > ODE at ode.org
> > > http://ode.org/mailman/listinfo/ode
> > >
> >
>
>
> --
> --------------------------------------------------
> Binh Nguyen
> Computer Science Department
> Rensselaer Polytechnic Institute
> Troy, NY, 12180
> --------------------------------------------------
>
> _______________________________________________
> ODE mailing list
> ODE at ode.org
> http://ode.org/mailman/listinfo/ode
>



-- 


________________________________________________________________
Anders Backman               Email:    andersb at cs.umu.se
HPC2N/VRlab                  Phone:    +46 (0)90-786 9936
Umea university              Cellular: +46 (0)70-392 64 67
S-901 87 UMEA SWEDEN         Fax:      +46 90-786 6126
                               http://www.cs.umu.se/~andersb
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