petsc-3.13.6 2020-09-29
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PetscSFSetRankOrder

 sort multi-points for gathers and scatters by rank order

Synopsis

#include "petscsf.h" 
PetscErrorCode PetscSFSetRankOrder(PetscSF sf,PetscBool flg)
Logically Collective

Input Arguments

sf - star forest
flg - PETSC_TRUE to sort, PETSC_FALSE to skip sorting (lower setup cost, but non-deterministic)

See Also

PetscSFGatherBegin(), PetscSFScatterBegin()

Level

advanced

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