Re: [Libmesh-users] Obtaining interior element of a side.

[Vijay S. M. <vi...@gm...>]

That helps ! I could just iterate the boundary mesh belonging to a
certain subdomain and use the parent to get the necessary information.

Vijay

On Fri, May 28, 2010 at 7:05 PM, Kirk, Benjamin (JSC-EG311)
<ben...@na...> wrote:
> On 5/28/10 7:02 PM, "Vijay S. Mahadevan" <vi...@gm...> wrote:
>
>> I was thinking that it would provide the interior element for the
>> side. But maybe this does not happen in my case due to the fact that I
>> iterate over the elements belonging to a particular subdomain and do
>> not explicitly get a side from the parent element itself. Is this
>> correct ?
>
>
> When we construct the boundary mesh we build elements coincident with the
> boundary directly from the interior elements.  At that time the boundary
> element's 'parent' is set to the interior element it came from.
>
> So you should be safe iterating over the elements in the boundary mesh and
> querying their parent - that should return the element from the original
> mesh with no searching.
>
> -Ben
>
>
>