yade-users team mailing list archive

[Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx>]

> Defining an initial orientation is not difficult, but how do you account
> for arbitrary rotation of the contact due to motion of particles? The
> problem is actually how to define the orientation consistently: contact
> only defines normal (and shear plane), but not orientation of that
> plane.
>
> (I am not sure that we are talking about the same issue here)
>
>   
Probably different problems in mind indeed. I understand the problem for 
a beam (and the rotation of axis is just the rotation of the beam 
itself), but I still don't understand what the rotation of the contact 
plane would be used for.

B.