[MOAB-dev] exchange tags over interface entities

[Jed Brown]

On Tue, Mar 6, 2012 at 15:06, Lorenzo Alessio Botti <ihabiamx at yahoo.it>wrote:

> What I need is to have two different global ids over each interface entity,
> one global id created by the owner and one created by the (unique) sharer,
> where the same intereface entity is not owned, and then communicated to
> the owner.
>

Is this because you are putting different data in those locations?


>
> I should be able to create an id (global_id_1) for interface entities,
> such that the interface entity has a different id on the owner and the
> sharer,
> modifying a bit the assign_global_ids function.
> Thats the easy part.
> Then I need to communicate global_id_1 (the owner communicates to the
> sharer and the sharer to the owner) and store it in global_id_2.
> I guess this is what you mean when you say "store in another tag on all
> sharers".
>
> This is what happens with ghost entities ids where global_id_2  is simply
> the global id of the ghost cell. Thats why I say that I'd need a ghost
> interface entity.  Might tag_reduce help me?
>

Tim, this is the operation I have mentioned to you before and that came up
again last week. I can explain in more detail tomorrow if you have time.
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