On the first and last processes along each partitioned direction, I have some extra operations to do. Currently I test the global indices (using DAGetCorners) to achieve a similar effect, but was wondering if there is already some one-shot function call available.
Thanks, Shao-Ching On Wed, Nov 12, 2008 at 06:28:39PM -0600, Matthew Knepley wrote: > On Wed, Nov 12, 2008 at 6:24 PM, Shao-Ching Huang <schuang at ats.ucla.edu> > wrote: > > Hi, > > > > Is there a PETSc call to obtain the "process coordinates" in a process > > grid, partitioned by a DA? (Something like what MPI_Cart_coords does.) > > No, I don't think it has what you want. Why do you want it? > > Thanks, > > Matt > > > Thanks, > > > > Shao-Ching
