Johan Hoffman wrote: >> >> Anders Logg wrote: >>> On Tue, Jun 17, 2008 at 02:45:41PM +0100, Garth N. Wells wrote: >>>> It would be useful to lay out a plan for tackling DofMaps. Getting this >>>> right is the key to parallel assembly, assembly optimisations and >>>> applying Dirichlet boundary conditions by eliminating Dirichlet dofs >>>> from the global system. >>>> >>>> I'm happy to take a look, but I'll need some time because I've lost my >>>> overview of DofMaps. If someone else is already on top of it, I'd be >>>> happy to provide feedback. >>>> >>>> Garth >>> I won't have time to look at it until after the summer and I haven't >>> started. >>> >>> Anyway, I think we should wait until after the next release until we >>> start messing with the dof maps. >>> >>> Are there any issues we need to sort out before releasing 0.8? I'm >>> thinking about a new release some time this or next week. >>> >>> One is to fix the bug in DirichletBC, but other than that? >>> >> Now would be a good time for a release so I can start messing with >> DofMaps. >> >> Garth > > Has anything more been done about the DofMap design? During the summer > Niclas has extended to general elements his adaptive algorithm for > distributed parallel computing, so we are now ready to start messing with > the DofMaps in order to implement his algorithm in DOLFIN. >
It has been given some thought, but no changes have been made in the code yet. If you have something already, I would suggest making it publicly available somewhere for feedback before starting work on DOLFIN. Garth > I see Anders report referenced in the code, where the mapping scheme > described is fairly close to what Niclas has implemented, although there > are some differences. We will sit down today to sum up what we think needs > to be done, and then we can discuss this on the mailing list. > > /Johan > > > > > > > > _______________________________________________ DOLFIN-dev mailing list [email protected] http://www.fenics.org/mailman/listinfo/dolfin-dev
