[Dune] Mapping between 1D and 2D grid

[Oliver Sander]

Hi Alasdair,
to me it sounds like what you need is dune-grid-glue.
Check it out at 
http://www.dune-project.org/modules/dune-grid-glue/index.html
And don't hesitate to ask further questions.
cheers,
Oliver

Am 31.08.2012 14:30, schrieb Alasdair James McLeay:
> Hi,
>
> I have a 2D grid, for which I am using Dune::ALUConformGrid. I also have
> a 1D grid (in a way, the 1D grid represents one of the boundaries of the
> 2D grid, but I am solving a different problem on this boundary - I have
> a 1D problem that requires me to perform an integral over the 2D grid on
> the right hand side). For the 1D grid I am using Dune::OneDGrid.
>
> I am discretising my 2D grid so that each triangle projects onto a
> single section of the 1D grid. I am doing this manually by ensuring
> refining 1D and 2D grids to the appropriate level.
>
> I want to map between each triangle in my 2D grid and the equivalent
> section of my 1D grid. I was thinking I could create a C++ map that
> stores these references, as I will need to use it frequently.
>
> Does this make sense? Perhaps there is a much better way to do all of
> this already provided by Dune? Unfortunately I can't find anything to
> read on the subject - although I see on:
> http://users.dune-project.org/projects/main-wiki/wiki/Grid-Manager_Features
>
> ...that some grid managers offer 'communicate()' features. Perhaps this
> is what I'm after? Is there anything I can read on the subject?
>
> Thanks,
> Ali
>
>
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