[ODE] Disabling axis of rotations on a body

Shaul Kedem shaul_kedem at yahoo.com
Fri Jul 11 09:39:02 2003


Alex,
 I am also sending this to the list since I am not
sure where the problem is,
 your three emails got to me with the dates 23 of
july, 24 of february and 23 of july.

 If it is how everybody else got it (I don't see why
not) I suggest you'll check it out.

Shaul

--- Alex Hetu <alexhetu@videotron.ca> wrote:
> Hm. yes i was thinking about doing that, I guess it
> would also require
> reseting the torque too.... it's not hard obviously,
> and i guess that's what
> i'll use for now, but it sure ain't clean. :)
> 
> Martin C.Martin suggested adding code to allow a
> AMotor joint to support the
> static environment as body2. It's a very good idea i
> think. But i wish ODE
> would provide a simple joint to do that though, or
> maybe just some
> parameters that could be set on the body maybe.
> 
> Thx guys
> 
> 
> -----Original Message-----
> From: ode-admin@q12.org [mailto:ode-admin@q12.org]On
> Behalf Of Erwin de
> Vries
> Sent: Wednesday, July 09, 2003 3:18 PM
> To: ode@q12.org
> Subject: Re: [ODE] Disabling axis of rotations on a
> body
> 
> 
> If you truly want to disable an axis of rotation you
> should just manually
> set it after each step. For car wheels its important
> that they are always in
> the right rotation, and i found no way other than
> forcing the rotation to be
> correct.
> 
> Erwin
> 
> ----- Original Message -----
> From: "Alex Hetu" <alexhetu@videotron.ca>
> To: <ode@q12.org>
> Sent: Wednesday, July 23, 2003 20:47
> Subject: [ODE] Disabling axis of rotations on a body
> 
> 
> > Hi,
> >
> > I'd like to know if it is possible to disable
> certain axis of rotation on
> a
> > body and still move it around in the world and
> make it collide with other
> > bodies without ever rotating around those disabled
> axis (ex: a tall box or
> > cylinder that can only rotate on itself around the
> Y-axis and which can
> > never fall on its sides...). Or maybe it could be
> possible to actually
> > disable all rotations of a body?
> >
> > I looked for joints or constraints, but joints
> don't really apply on
> single
> > bodies... and i wish to find a CLEAN solution. Am
> I missing something?
> >
> > thx!
> > Alex Hetu
> >
> > _______________________________________________
> > ODE mailing list
> > ODE@q12.org
> > http://q12.org/mailman/listinfo/ode
> >
> >
> 
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> 
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