yade-dev team mailing list archive

[Bruno Chareyre <bruno.chareyre@xxxxxxxxxxx>]

Václav Šmilauer a écrit :
> > Today, I found myself trying to get velocities of interacting body1 and 
> > body2(*), and I realized I couldn't make it, because the metabody is not 
> > a parameter of InteractionGeometryEngineUnit::go().
> >
> > Does someone have a simple solution in mind?
> >
> > Does the new class "state" affect this problem (will we pass "state" to 
> > IGUnits?)? I feel like it will, but I still need a solution without 
> > "state" because the Yade/snow code Alsidqi is working with has not been 
> > updated for a while and will not be updated anytime soon (yes, I know...).
> >     
>
> We might pass 2 x State* instead of 2 x Se3r to the functor, no problem
> at all. It would make sense, since e.g. incremental shear could be
> pre-computed there, instead of in the constitutive law. Agree?
>
>   
Yes.

>   
> > So why do we pass this "ncb"  all the time to, e.g., 
> > NewtonsDampedLaw::action(MetaBody * ncb)?
> >     
>
> Better suggestion where to store it? In the engine?
>
>   
That, or ncb could be just a static pointer in each Yade instance (in 
Omega?). Just suggestions, passing ncb is not a big problem.

Bruno




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