petsc-3.7.1 2016-05-15
Report Typos and Errors

PetscSFGetGroups

gets incoming and outgoing process groups

Synopsis

#include "petscsf.h" 
PetscErrorCode PetscSFGetGroups(PetscSF sf,MPI_Group *incoming,MPI_Group *outgoing)
Collective Many br

Input Argument

sf -star forest Many br

Output Arguments

incoming - group of origin processes for incoming edges (leaves that reference my roots) Many br
outgoing - group of destination processes for outgoing edges (roots that I reference) Many br

Many br

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