[petsc-dev] Copy *SNES-struct deeply

[Johannes Lotz]

On 02/28/2013 11:22 AM, Matthew Knepley wrote:
> On Thu, Feb 28, 2013 at 4:21 AM, Johannes Lotz 
> <lotz at stce.rwth-aachen.de <mailto:lotz at stce.rwth-aachen.de>> wrote:
>
>     Hi, -- I'm new here
>
>     and I have a somehow seemingly simple task:
>
>     We need to get an exact copy of a previously set up SNES including
>     all function pointers, all options and especially the DM (also in
>     deep copy -- except the ApplicationContext struct).
>
>     is there a showstopper -- or maybe already functionality there?
>
>
> I am not opposed to making a shallow SNES copy, and we already have a 
> DMClone(), so how about
>
>   SNESClone(snes, &snesB);
>   DMClone(dm, &dmB);
-- I do not find a DMClone().

>   SNESSetDM(snesB, dmB);
>
>       Matt
>
>     Regards,
>       J.
>
>
>
>
> -- 
> 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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