[petsc-users] Simple question

Mohammad Mirzadeh mirzadeh at gmail.com
Tue Nov 29 13:52:28 CST 2011


Alright. Thanks Matt :)

On Tue, Nov 29, 2011 at 11:50 AM, Matthew Knepley <knepley at gmail.com> wrote:

> On Tue, Nov 29, 2011 at 1:47 PM, Mohammad Mirzadeh <mirzadeh at gmail.com>wrote:
>
>> Hi guys,
>>
>> This is rather a simple question. For objects that have both sequential
>> and parallel versions (like Vec, Mat, etc), is there any benefit in
>> directly calling to the sequential version instead of calling to the
>> generic version (like VecCreateSeq instead of VecCreate) and running the
>> code with 1 proc? I've always thought that PETSc would directly call the
>> appropriate function at run time. Is this not the case?
>>
>
> Yes, this is the case. There is no benefit.
>
>    Matt
>
> I'm writing some wrappers for my code and i'm thinking if I need to
>> consider different classes for seq and parallel or if I could get away by
>> just working with the generic functions.
>>
>> Thanks a lot,
>> Mohammad
>>
>
>
>
> --
> 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
>
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