[ODE] Arbitrarily positioning bodies connected by joints

[dan miller]

I do this all the time, without resetting anchors.  Why would that be
necessary?  It's relative to the bodies, not global coords (unless you're
anchored to the world)


--- Ignacio Garc�a Fern�ndez <ignacio.garcia at uv.es> wrote:

> El Thursday 26 July 2007 05:08:05 Beau Albiston escribi�:
> >
> > BTW: You just need to move the joint anchor with the bodies and geoms. 
> I
> > think some joints will also require that you set the axes parameters
> again.
> >
> 
> You are right when you say that detachment of bodies is not necessary.
> Just an 
> anchor reset.
> 
> But if you move two bodies that are linked, and the joint does not match 
> exactly at that moment, then just setting the anchor again will introduce
> a 
> drift in the joints after successive translations. That's the reason for 
> previously setting the bodies in a way that matches the joints, and then 
> reset the anchor.
> 
> 
> -- 
> May the source be with you                                     
> ---------------------------------------------------------------
> Ignacio Garc�a Fern�ndez                  Instituto de Rob�tica
> ignacio.garcia_at_uv.es                 Universidad de Valencia
> http://robotica.uv.es/~ignacio/                Tlf. 96 354 3671
> 
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