Also, ex10 may be useful for you... it does 25 time steps with adaptivity, writes out the mesh and solution, then reads it in and continues...
- Dave Vijay S. Mahadevan wrote: >> Write the final mesh of the eigenvalue solution in xda format as well >> as gmsh. Then you should be able to read it back in and do different >> calculations on it. I'm assuming that you solved the eigenproblem in >> Libmesh as well... or was it using some other adaptive library? >> > > Yes. The eigenvalue calculation is performed using Libmesh/slepc interface. > > >> I won't say this is impossible but it would be very difficult (and the >> result might be non-unique) even if you could do it. Short answer: >> once you've lost the tree data structure of the grid there's no easy >> way to get it back. >> > > I'll try the xda route to see if that gives me better reusability. If > not, I might then just do the eigenvalue/transient in one calculation > to avoid this pitfall. Thanks for the help John ! > > On Fri, Aug 7, 2009 at 4:01 PM, John > Peterson<[email protected]> wrote: > >> On Fri, Aug 7, 2009 at 4:49 PM, Vijay S. Mahadevan<[email protected]> wrote: >> >>> hmm well thanks for the quick reply John. I haven't has enough time to >>> play around too much with the AMR capabilities but I've been playing >>> around with it for an eigenvalue problem. It would be useful for me to >>> reuse the same mesh as the eigenproblem because the mesh resolves the >>> discontinuities in the solution decently and the transient solution >>> does not change much spatially. I currently just wrote the final mesh >>> in eigenvalue simulation to a file and re-read that for my transient >>> and proceeded. Of course, things don't quite look the same because now >>> I've lost all information about the constraints. >>> >> Write the final mesh of the eigenvalue solution in xda format as well >> as gmsh. Then you should be able to read it back in and do different >> calculations on it. I'm assuming that you solved the eigenproblem in >> Libmesh as well... or was it using some other adaptive library? >> >> >>> Anyway, I have another question based on your answer though. Is there >>> a routine to make a given non-conforming mesh to level-0 conforming >>> mesh so that it can be read correctly ? >>> >> I won't say this is impossible but it would be very difficult (and the >> result might be non-unique) even if you could do it. Short answer: >> once you've lost the tree data structure of the grid there's no easy >> way to get it back. >> >> -- >> John >> >> > > ------------------------------------------------------------------------------ > Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day > trial. Simplify your report design, integration and deployment - and focus on > what you do best, core application coding. Discover what's new with > Crystal Reports now. http://p.sf.net/sfu/bobj-july > _______________________________________________ > Libmesh-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/libmesh-users > ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
