On Fri, 16 Apr 2010, Boyce Griffith wrote: > On 4/16/10 12:45 PM, Roy Stogner wrote: >> >> On Fri, 16 Apr 2010, Boyce Griffith wrote: >> >>> What is the mapping from the libMesh DOF indexing scheme to the global >>> PETSc indexing scheme? >> >> libMesh index i -> PETSc global index i. :-) >> >> Not the most efficient thing to do with ghosted vectors, but any >> future change would be by adding a new API, not changing the behavior >> of the old. > > Thanks! Another hopefully quick question --- what is the argument i to > Mesh::point()? Is i supposed to be a dof index? (I am trying to extract the > values and spatial locations of each of the local DOFs.)
No, a node index. There can be multiple DoFs on each node, as well as DoFs that are associated with elements instead of nodes. --- Roy ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
