[petsc-dev] PetscSF in Fortran

[Matthew Knepley]

On Sun, Oct 15, 2017 at 9:13 PM, Adrian Croucher <a.croucher at auckland.ac.nz>
wrote:

> On 16/10/17 13:12, Matthew Knepley wrote:
>
>
> Okay, I was wrong about what gets produced. Barry rewrote the Fortran
> bindings last, and I did not understand how everything
> was put together. You will need to make some modifications. Here is the
> idea: we build an F90 module for each class, and your
> stuff will go in the Vec module here:
>
>   https://bitbucket.org/petsc/petsc/src/c99b676fdc4d0978b5621d138ceee2
> e1b7869aa6/src/vec/f90-mod/petscvecmod.F?at=master&
> fileviewer=file-view-default
>
> You will need to make a module in this file petscsf. It should look about
> like the petscao module. That means making
> a petscsf.h90 with your new interfaces, like this one
>
>   https://bitbucket.org/petsc/petsc/src/c99b676fdc4d0978b5621d138ceee2
> e1b7869aa6/src/vec/f90-mod/petscis.h90?at=master&
> fileviewer=file-view-default
>
> and also a generic petscsf.h, like this one
>
>   https://bitbucket.org/petsc/petsc/src/c99b676fdc4d0978b5621d138ceee2
> e1b7869aa6/src/vec/f90-mod/petscao.h?at=master&
> fileviewer=file-view-default
>
>
> This last file petscao.h is including a "petsc/finclude/petscao.h", which
> contains various definitions including the definition of AO. Do I need to
> make some sort of similar "petsc/finclude/petscsf.h"?
>
> It looks like PetscSF is already defined inside petsc/finclude/petscis.h.
> It's not clear to me which bits of the SF interface need to be in their own
> files and which are lumped in with the IS interface.
>

If SF is already in the IS part then we do not technically need to move it
out. It just seems to me that it would be cleaner to do so.

  Thanks,

     Matt


>
> - Adrian
>
> --
> Dr Adrian Croucher
> Senior Research Fellow
> Department of Engineering Science
> University of Auckland, New Zealand
> email: a.croucher at auckland.ac.nz
> tel: +64 (0)9 923 4611 <+64%209-923%204611>
>
>


-- 
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.caam.rice.edu/~mk51/>
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