PetscSubcommSetType#

Set the way the original MPI communicator is divided up in the PetscSubcomm

Synopsis#

#include "petscsys.h"    
PetscErrorCode PetscSubcommSetType(PetscSubcomm psubcomm, PetscSubcommType subcommtype)

Collective

Input Parameters#

  • psubcomm - PetscSubcomm context

  • subcommtype - PetscSubcommType PETSC_SUBCOMM_CONTIGUOUS or PETSC_SUBCOMM_INTERLACED

See Also#

PetscSubcommType, PETSC_SUBCOMM_CONTIGUOUS, PETSC_SUBCOMM_INTERLACED, PetscSubcommCreate(), PetscSubcommDestroy(), PetscSubcommSetNumber(), PetscSubcommSetTypeGeneral()

Level#

advanced

Location#

src/sys/objects/subcomm.c

Examples#

src/ksp/ksp/tutorials/ex73.c

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