dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Tue, Sep 29, 2009 at 10:37:51PM +0100, Garth N. Wells wrote:
>
>
> Anders Logg wrote:
> > On Tue, Sep 29, 2009 at 08:55:03PM +0100, Garth N. Wells wrote:
> >> I'm looking forward to seeing the new code. Is all the old functionality
> >> still in place?
> >
> > Yes and no. Everything except the generated CoefficientSet stuff
> > should still work in the C++ interface, but the Python interface won't
> > work until the corresponding changes have been made on the Python side.
> >
>
> Will CoefficientSet come back? I was using it, but I forgot the
> important reason why. If I do
>
>     Form* a = new Poisson::BilinearForm(V, V);
>
> I can't do
>
>    a->g g;
>
> but I could do
>
>     Form* a = new Poisson::BilinearForm(V, V, coefficient_set);
>
> I can of course use dynamic cast and then attach functions.

We could easily add functionality for doing

  a->set_coefficient("g", g);

Would that be enough? This would be a simple function implemented in
the C++ Form class. It's better if we can avoid generating code if
something can be implemented directly in the C++ class.

--
Anders

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