On Tue, Sep 20, 2011 at 09:17:06AM -0700, Johan Hake wrote: > On Tuesday September 20 2011 09:12:36 Anders Logg wrote: > > B11;rgb:0000/0000/0000On Tue, Sep 20, 2011 at 08:49:13AM -0700, Johan Hake > wrote: > > > On Tuesday September 20 2011 08:45:01 Garth N. Wells wrote: > > > > On 20 September 2011 16:37, Johan Hake <[email protected]> wrote: > > > > > Ok, sounds promising! > > > > > > > > > > Just to get it straight: > > > > > 1) The old MeshFunction file format will not be supported in > > > > > parallel > > > > > > > > Even better - your old file won't work in serial! The MeshFunction > > > > output is flawed (for edges and faces) because the edge and facet > > > > numbering is not specified by the mesh file. Edge and face numbering > > > > is determined by the library that constructs a mesh. The new format > > > > will be the same in serial and parallel. > > > > > > Well, if you use the library (DOLFIN) to generate your MeshFunction you > > > are safe. > > > > Not really, since it may break if we make some optimizations in > > TopologyComputation that happen to change the order in which we > > create edges and faces. > > I have heard this now for 4 years, but the optimization has not been > done :) But get me correct, I like the new solution!
It might happen, I keep hearing that mesh.init(d) is slow. :-) It has actually already been optimized once but that didn't have any effect on the numbering. I think it would be relatively easy to speed it up a bit using OpenMP. -- Anders > Johan > > wrote: > > > > >> >> How far are we from a functional reading of MeshFunctions in > > > > >> >> parallel? > > > > >> >> > > > > >> >> Johan > > > > >> >> > > > > >> >> _______________________________________________ > > > > >> >> Mailing list: https://launchpad.net/~dolfin > > > > >> >> Post to : [email protected] > > > > >> >> Unsubscribe : https://launchpad.net/~dolfin > > > > >> >> More help : https://help.launchpad.net/ListHelp > > > > >> >> > > > > >> >> _______________________________________________ > > > > >> >> Mailing list: https://launchpad.net/~dolfin > > > > >> >> Post to : [email protected] > > > > >> >> Unsubscribe : https://launchpad.net/~dolfin > > > > >> >> More help : https://help.launchpad.net/ListHelp > > > > >> > > > > > >> > _______________________________________________ > > > > >> > Mailing list: https://launchpad.net/~dolfin > > > > >> > Post to : [email protected] > > > > >> > Unsubscribe : https://launchpad.net/~dolfin > > > > >> > More help : https://help.launchpad.net/ListHelp > > > > >> > > > > >> _______________________________________________ > > > > >> Mailing list: https://launchpad.net/~dolfin > > > > >> Post to : [email protected] > > > > >> Unsubscribe : https://launchpad.net/~dolfin > > > > >> More help : https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~dolfin Post to : [email protected] Unsubscribe : https://launchpad.net/~dolfin More help : https://help.launchpad.net/ListHelp
