[petsc-users] dm_view of high-order geometry/solution

[Matthew Knepley]

On Mon, Jun 12, 2023 at 6:01 AM Duan Junming <junming.duan at epfl.ch> wrote:

> Dear Matt,
>
> Thank you for the reply. I have a more specific question about the
> spectral element example. Do you have any suggestions that how to write
> all the nodes in each cell to .vtu?
>
It is the same procedure. VTU is not a great format for this. It wants
everything at first order.

  Thanks,

    Matt

> Thanks!
>
> Junming
> ------------------------------
> *From:* knepley at gmail.com <knepley at gmail.com>
> *Sent:* Monday, June 12, 2023 1:34:24 PM
> *To:* Duan Junming
> *Cc:* petsc-users at mcs.anl.gov
> *Subject:* Re: [petsc-users] dm_view of high-order geometry/solution
>
> On Mon, Jun 12, 2023 at 4:13 AM Duan Junming via petsc-users <
> petsc-users at mcs.anl.gov> wrote:
>
>> Dear all,
>>
>>
>> I am playing with dm/impls/plex/tests/ex33.c and know how to set
>> high-order geometry.
>>
>> Is it possible to output the final mesh to vtu, e.g. annulus example?
>>
>
> The problem is that VTK has no nice, standard way to talk about higher
> order polynomials. Thus, the
> best way to do this is to call DMRefine() once or twice and output that
> mesh.
>
>   Thanks,
>
>     Matt
>
>
>> Thanks!
>>
>> Junming
>>
>>
>
> --
> 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/>
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