Oh.. I see. That's why I am looking at the deal.II code. Thank you reply me
On Sun, September 27, 2009 11:51 pm, Wolfgang Bangerth wrote: > > Sungho, > >> In deal.II, I know that "DoFTools::make_sparsity_pattern" can be used >> for the parallel computation that it gives to distribute the sparsity >> pattern. It works very well even in 3D. >> >> I wonder if "DoFTools::make_flux_sparsity_pattern" also can give a >> distribution of sparisity pattern? >> >> In my test on the cluster, it takes relatively a very very long time to >> do this one for DG system on the parallel computing environment than >> doing the job for "DoFTools::make_sparsity_pattern". >> >> And, >> >> In this function, why not given the augument "const unsigned int >> subdomain_id = numbers::invalid_unsigned_int" in deal.II svn version? > > The answer is as always: Nobody has had the time to implement this so far. > If you want to do it: it shouldn't be hard to understand what needs to be > done by looking at make_sparsity_pattern and applying the same principles > to the make_flux_sparsity_pattern function. Feel free to try that. > > Best > W. > > ------------------------------------------------------------------------- > Wolfgang Bangerth email: [email protected] > www: http://www.math.tamu.edu/~bangerth/ > _______________________________________________ dealii mailing list http://poisson.dealii.org/mailman/listinfo/dealii
