Hi Anders, I can iterate over all the faces on say the exterior but how do I get to a neighbour facet from the current facet so I can mark it?
Thanks, Gennadiy On 15 April 2013 17:49, Gennadiy Rishkin <[email protected]> wrote: > Thanks. I'll try this. > > Gennadiy > > > > On 15 April 2013 16:33, Anders Logg <[email protected]> wrote: > >> ok, so it has a thickness? >> >> My suggestion would be to: >> >> 1. mark boundary facets with a number, say 0 >> >> 2. manually identify *one* facet on either the interior or exterior >> boundary >> >> 3. recursively iterate outward from that facet (neigbors of neighbors >> etc) and mark by 1 >> >> This can be done fairly easily with mesh iterators, but there's no >> built-in functionality for it. >> >> -- >> Anders >> >> >> On Mon, Apr 15, 2013 at 04:28:12PM +0100, Gennadiy Rishkin wrote: >> > So, if we assume the rugby ball wasn't deformed, it would be shaped >> > like a hollow ellipsoid. The outer surface would be the external >> > surface that is kicked by the foot, while the inner surface would be >> > inner lining. Unfortunately, the mesh is not a perfect ellipsoid. >> > Gennadiy >> > >> > On 15 April 2013 16:23, Anders Logg <[1][email protected]> wrote: >> > >> > On Mon, Apr 15, 2013 at 04:08:50PM +0100, Gennadiy Rishkin wrote: >> > > Hello, >> > > I have a mesh of a slightly or somewhat deformed rugby ball >> after >> > being >> > > pummelled during a game. I do not have marked surfaces but I >> would >> > like >> > > to enumerate the inner surface and the outer surface separately. >> > Is >> > > there a way I can do this in FEniCS? >> > > Thanks in advance, >> > > Gennadiy >> > >> > What do you mean by inner and outer surface? >> > >> > Referenser >> > >> > 1. mailto:[email protected] >> > >
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