We need a richer field interface. Some way for a client of DM to discover vector and tensor structure. Possibly also (eventually) a way to solve equations of state so that we can formulate reduced problems in non-conservative variables. On Feb 24, 2012 2:19 PM, "Matthew Knepley" <knepley at gmail.com> wrote:
> On Fri, Feb 24, 2012 at 1:58 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote: > >> http://petsc.cs.iit.edu/petsc/petsc-dev/rev/518ff70e8a0a >> >> Matt, I want to get rid of these conditionals, not add more. We should >> have a DM base interface for getting fields on which to split, that common >> interface should _replace_ the DMComposite specialization. >> > > I agree. However, I won't put anything in until I do it by hand once. > > Also, I was tempted to just promote DMGetGlobalISes(), but its not quite > right. I am planning > to put the IS method in PetscSection. I am hoping eventually DMDA uses > PetscSection for > layout. > > Matt > > -- > What most experimenters take for granted before they begin their > experiments is infinitely more interesting than any results to which their > experiments lead. > -- Norbert Wiener > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120224/23f35d2d/attachment.html>
