PetscSubcommGetContiguousParent#

Gets a communicator that that is a duplicate of the parent but has the ranks reordered by the order they are in the children

Synopsis#

#include "petscsys.h"    
PetscErrorCode PetscSubcommGetContiguousParent(PetscSubcomm scomm, MPI_Comm *pcomm)

Collective

Input Parameter#

scomm - the PetscSubcomm

Output Parameter#

pcomm - location to store the parent communicator

See Also#

PetscSubcommDestroy(), PetscSubcommSetTypeGeneral(), PetscSubcommSetFromOptions(), PetscSubcommSetType(), PetscSubcommSetNumber(), PetscSubcommGetChild(), PetscSubcommContiguousParent()

Level#

intermediate

Location#

src/sys/objects/subcomm.c

Index of all Sys routines
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