On Jun 14, 2011, at 7:59 PM, Jed Brown wrote: > On Wed, Jun 15, 2011 at 02:53, Barry Smith <bsmith at mcs.anl.gov> wrote: > It seems we should provide a DMSDA that is built specifically for staggered > grids, with the correct number of "slots" in the correct "locations", it > would have appropriate grid hierarchies and interpolation/restriction. Not > terribly hard but a bit of basic plumbing code. I would rather have this then > try to "tack on" the current DA a bunch more stuff. > > Yeah, though there are many different staggered discretizations so this could > end up being a big project. Not conceptually hard, just a lot of code. DMDA > is already not especially small.
DMDA started out small. DMSDA will start out small :-) Actually before we do DMSDA we probably should do a code review of DM, then of DMDA and slim down DMDA a good amount. Barry
