[petsc-users] PetscSF Fortran interface

[Junchao Zhang]

On Sat, Nov 19, 2022 at 8:05 PM Nicholas Arnold-Medabalimi <
narnoldm at umich.edu> wrote:

> Hi
>
> Thanks, this is awesome. Thanks for the very prompt fix. Just one
> question: will the array outputs on the fortran side copies (and need to be
> deallocated) or direct access to the dmplex?
>
Direct access to internal data;  no need to deallocate


>
> Sincerely
> Nicholas
>
> On Sat, Nov 19, 2022 at 8:21 PM Junchao Zhang <junchao.zhang at gmail.com>
> wrote:
>
>> Hi, Nicholas,
>>   See this MR, https://gitlab.com/petsc/petsc/-/merge_requests/5860
>>   It is in testing, but you can try branch jczhang/add-petscsf-fortran to
>> see if it works for you.
>>
>>   Thanks.
>> --Junchao Zhang
>>
>> On Sat, Nov 19, 2022 at 4:16 PM Nicholas Arnold-Medabalimi <
>> narnoldm at umich.edu> wrote:
>>
>>> Hi Junchao
>>>
>>> Thanks. I was wondering if there is any update on this. I may write a
>>> small interface for those two routines myself in the interim but I'd
>>> appreciate any insight you have.
>>>
>>> Sincerely
>>> Nicholas
>>>
>>> On Wed, Nov 16, 2022 at 10:39 PM Junchao Zhang <junchao.zhang at gmail.com>
>>> wrote:
>>>
>>>> Hi, Nicholas,
>>>>   I will have a look and get back to you.
>>>>   Thanks.
>>>> --Junchao Zhang
>>>>
>>>>
>>>> On Wed, Nov 16, 2022 at 9:27 PM Nicholas Arnold-Medabalimi <
>>>> narnoldm at umich.edu> wrote:
>>>>
>>>>> Hi Petsc Users
>>>>>
>>>>> I'm in the process of adding some Petsc for mesh management into an
>>>>> existing Fortran Solver. It has been relatively straightforward so far but
>>>>> I am running into an issue with using PetscSF routines. Some like the
>>>>> PetscSFGetGraph work no problem but a few of my routines require the use of
>>>>> PetscSFGetLeafRanks and PetscSFGetRootRanks and those don't seem to be in
>>>>> the fortran interface and I just get a linking error. I also don't seem to
>>>>> see a PetscSF file in the finclude. Any clarification or assistance would
>>>>> be appreciated.
>>>>>
>>>>>
>>>>> Sincerely
>>>>> Nicholas
>>>>>
>>>>> --
>>>>> Nicholas Arnold-Medabalimi
>>>>>
>>>>> Ph.D. Candidate
>>>>> Computational Aeroscience Lab
>>>>> University of Michigan
>>>>>
>>>>
>>>
>>> --
>>> Nicholas Arnold-Medabalimi
>>>
>>> Ph.D. Candidate
>>> Computational Aeroscience Lab
>>> University of Michigan
>>>
>>
>
> --
> Nicholas Arnold-Medabalimi
>
> Ph.D. Candidate
> Computational Aeroscience Lab
> University of Michigan
>
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