dolfin team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

Anders Logg wrote:
> On Tue, Jun 09, 2009 at 01:56:05PM +0200, Johan Hake wrote:
> > > It would be nice to move towards a release in the not too distant
> > > future. Can we try and knock a few points off the TODO list? The stand
> > > out TODO items are:
> > >
> > > - Parsing of command-line arguments
> > This one should be in place. But we need to sort out how we should combine
> > command line parsing with the PETSc options. Refering to what was
> > discussed in a previous thread.
>
> Yes, this is done. And I think we agreed that we prefix PETSc options
> with "petsc." so
>
>  --petsc.foo=bar

Yes.

> results in passing foo=bar to PETSc. Just needs to be implemented.
>
> > > - Move to new parameter system
>
> I will try to get to this soon but other things are more pressing at
> the moment.

Is there much to do or is it just renaming files?

> > > - Move to new XML format/implementation
> > >
> > > Are these largely in place already?
>
> I think so. Ola?
>
> Then there's also the parallelization which is close to
> finished. Depending on how it goes, it might just need a few more
> hours of work to get an initial version going. Everything should be
> ready up to actually initializing the (PETSc) matrix, which is also
> mostly prepared.

I expect that this will require a lot of testing and quite some small 
and not so small tweaks, so I wouldn't hold off the next release for 
parallelisation.

Garth

> If anyone's interested, look at the else {} clause in
>
> void PETScMatrix::init(const GenericSparsityPattern& sparsity_pattern)
>
> This needs to call num_nonzeros_diagonal() and num_nonzeros_off_diagonal()
> for the sparsity pattern. We also need to finish the insertion
> (commented out now) in SparsityPattern.cpp.
>
>
>
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