PetscSFGetGroups#
gets incoming and outgoing process groups
Synopsis#
#include "petscsf.h" 
PetscErrorCode PetscSFGetGroups(PetscSF sf, MPI_Group *incoming, MPI_Group *outgoing)
Collective
Input Parameter#
- sf - star forest 
Output Parameters#
- incoming - group of origin processes for incoming edges (leaves that reference my roots) 
- outgoing - group of destination processes for outgoing edges (roots that I reference) 
See Also#
PetscSF, PetscSFGetWindow(), PetscSFRestoreWindow()
Level#
developer
Location#
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages