[petsc-dev] removing DMRefine/CoarsenHierarchy?

[Jed Brown]

On Sun, Nov 13, 2011 at 18:58, Barry Smith <bsmith at mcs.anl.gov> wrote:

> Does anyone object if I remove DMRefine/CoarsenHierarchy() and just have
> DMRefine/Coarsen() take a number of levels argument?
>

So: remove DMRefine/Coarsen and then rename the Hierarchy versions? Sounds
fine to me, you can just pass one level.


> The comm argument would be removed from the calling sequence, doesn't work
> anyways.
>

The need to use the same communicator on coarse grids is pretty limiting,
in my opinion. It may be tricky to implement, but I'm not sure we should
remove it from the interface.
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