Re: [Libmesh-users] output of a vector

[Michael P. <mpo...@pu...>]

Thank you!

Do you mean that I have to store the system solution in some copy, then 
do what you suggested and restore the solution back?


On 12/13/2018 04:54 PM, David Knezevic wrote:
> On Thu, Dec 13, 2018 at 4:35 PM Michael Povolotskyi 
> <mpo...@pu... <mailto:mpo...@pu...>> wrote:
>
>     Hello,
>
>     what is the recommended way to output a vector, previously added to a
>     system,  for visualization?
>
>     thank you!
>
>
> I normally do:
> *(system.solution) = system.get_vector("vec_name");
>
> and then write out the system as usual. This of course involves 
> copying the vector, I'm not sure if there's a way to avoid that copy 
> (usually the copy would be negligible compared to the rest of the 
> computations though...)
>
> David