dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Tue, Sep 20, 2011 at 09:17:25AM +0100, Garth N. Wells wrote:
> On 20 September 2011 07:10, Anders Logg <logg@xxxxxxxxx> wrote:
> > MeshFunctions? I think MeshValueCollection works but not yet
> > MeshFunctions.
> >
> > My suggestion is to either store MeshFunctions as MeshValueCollections:
> >
> >  <mesh_function>
> >    <mesh_value_collection>
> >    </mesh_value_collection>
> >  </mesh_function>
> >
> > (when dim is not 0 or D) or to say that parallel I/O for MeshFunction
> > is not supported and make the conversion between MeshFunction and
> > MeshValueCollection easy (constructors).
> >
>
> I think that the suggestion to store MeshFunctions as
> MeshValueCollections is the best solution. To keep it simple, I would
> use MeshValueCollection for entities of any dimension with a tweak of
> the tags for vertices.
>
> The tools are in place to read MeshValueCollections from a separate
> file. Just a few small additions are required to make it
> work (right now the domain data needs to be in the mesh file). Once
> this is in place reading MeshFunctions should be easy. I'll add the
> code today.

How is the <domain> tag related to reading of MeshValueCollection? It
is implemented separately so one should only need to call

   XMLMeshValueCollection::read(dim, type, node)

--
Anders


> Garth
>
> >
> >
> > On Tue, Sep 20, 2011 at 07:58:31AM +0200, Kent-Andre Mardal wrote:
> >> It seems to work now!
> >>
> >> Kent
> >>
> >> On 20 September 2011 01:06, Johan Hake <johan.hake@xxxxxxxxx> wrote:
> >>      How far are we from a functional reading of MeshFunctions in
> >>      parallel?
> >>
> >>      Johan
> >>
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