petsc-3.13.6 2020-09-29
PetscSFGetGroups
gets incoming and outgoing process groups
Synopsis
#include "petscsf.h"
PetscErrorCode PetscSFGetGroups(PetscSF sf,MPI_Group *incoming,MPI_Group *outgoing)
Collective
Input Argument
sf -star forest
Output Arguments
| 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
PetscSFGetWindow(), PetscSFRestoreWindow()
Level
developer
Location
src/vec/is/sf/interface/sf.c
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages