On Wed, Dec 18, 2013 at 05:51:34PM +0000, Garth N. Wells wrote: > On 2013-12-18 17:43, Anders Logg wrote: > >On Wed, Dec 18, 2013 at 01:03:19PM +0000, Garth N. Wells wrote: > >>Chris has been working on adding a layer of ghost cells/mesh > >>entities to a DOLFIN Mesh when running in parallel. The branch > >>is at: > >> > >>https://bitbucket.org/fenics-project/dolfin/branch/chris/ghost-mesh > >> > >>The motivations for this are: > >> > >> 1. Support DG methods in parallel. > >> 2. Communication-less assembly in parallel with MPI > >>(GenericTensor::apply() will involve no communication). > >> 3. Simpler construction of dofmaps (less MPI communication). > >> 4. Simple detection of entities on a domain boundary. > >> 5. Eliminates the need for a boundary mesh to build a > >>distributed mesh. > > > >Wow. Sounds great! > > > > To get this working, it would be helpful if we could remove the > random access from MeshEntityIterator, see > https://bitbucket.org/fenics-project/dolfin/issue/178. I don't think > it is needed.
Yes, definitely. I don't understand why it is there. -- Anders _______________________________________________ fenics mailing list [email protected] http://fenicsproject.org/mailman/listinfo/fenics
