PetscSFDirection

Direction in which a PetscSF communication is performed

Synopsis

typedef enum {
  PETSCSF_ROOT2LEAF = 0,
  PETSCSF_LEAF2ROOT = 1
} PetscSFDirection;

Values

• PETSCSF_ROOT2LEAF - data flows from roots to leaves (broadcast direction)

• PETSCSF_LEAF2ROOT - data flows from leaves to roots (reduce/fetch direction)

See Also

PetscSF - an alternative to low-level MPI calls for data communication, PetscSF, PetscSFOperation, PetscSFBcastBegin(), PetscSFReduceBegin()

Level

developer

Location

include/petscsftypes.h

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Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages