On 29/08/11 10:43, Anders Logg wrote: > On Mon, Aug 29, 2011 at 07:17:27AM -0700, Garth N. Wells wrote: > >> I had in mind that where you have 'uint subdomain' that this should >> be templated so that any data can be attached. > > I thought of it but couldn't think of any good use for it
Is that a good reason? ;) > so I decided > to go with 'uint'. Is there a compelling reason for it or can we add > it later if we should need it? > I don't think that it would be too difficult. I've used MeshFunctions with non-primitive data types, so I imagine that it could also be useful on subsets of entities. Garth >> Also, since objects could >> be attached to only a very small subset of mesh entities, is it >> necessary to create mesh functions? What about just a map/vector of tuples? > > The conversion to MeshFunctions is practical since it means we can > plug it directly into the assembler which relies on MeshFunctions for > checking the subdomain number of the current cell or facet. It might > be possible to do it the other way around, iterate over subdomains and > assemble on each, but that requires a rewrite of the assembler. > > For boundary conditions, the conversion is not necessary. > > -- > Anders > > > >> Garth >> >> >> >> On 29/08/11 06:27, nore...@launchpad.net wrote: >>> ------------------------------------------------------------ >>> revno: 6145 >>> committer: Anders Logg <l...@simula.no> >>> branch nick: work >>> timestamp: Mon 2011-08-29 15:25:38 +0200 >>> message: >>> Add missing files >>> added: >>> dolfin/mesh/MeshDomains.cpp >>> dolfin/mesh/MeshDomains.h >>> >>> >> >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~dolfin >> Post to : dolfin@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~dolfin >> More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~dolfin Post to : dolfin@lists.launchpad.net Unsubscribe : https://launchpad.net/~dolfin More help : https://help.launchpad.net/ListHelp
