[petsc-dev] DMPlexCreateNaturalVector

[Matthew Knepley]

On Mon, Nov 22, 2021 at 7:24 PM Matthew Knepley <knepley at gmail.com> wrote:

> On Mon, Nov 22, 2021 at 7:21 PM Alexis Marboeuf <
> alexis.marboeuf at hotmail.fr> wrote:
>
>> Dear PETSc Team,
>>
>> I am writing a DMPlexCreateNaturalVector routine in
>> src/dm/impls/plex/plexnatural.c. What is the way to properly interface the
>> call such as for DMCreateGlobalVector? In particular, do you want to unify
>> the call with its DMDA counterpart DMDACreateNaturalVector of
>> src/dm/impls/da/dadist.c?
>>
>
> This exists currently. However, we are debating how it should behave.
> Currently the natural vector has a global order that matches the
> original global order, but has the current partition. It could be that we
> want a vector that matches the original partition, so we are discussing
> this online.
>

I forgot to point you to the discussion:

  https://gitlab.com/petsc/petsc/-/merge_requests/4547

  Thanks,

     Matt


>   Thanks,
>
>      Matt
>
>
>> Thanks,
>> Alexis
>>
>
>
> --
> 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
>
> https://www.cse.buffalo.edu/~knepley/
> <http://www.cse.buffalo.edu/~knepley/>
>


-- 
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

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20211122/875e9580/attachment.html>