petsc-3.3-p7 2013-05-11

PetscSFGetGroups

 gets incoming and outgoing process groups

Synopsis

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/sys/sf/sf.c
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages