petsc-3.14.6 2021-03-30
PetscSFBcastAndOpWithMemTypeBegin
begin pointwise broadcast with root value being reduced to leaf value with explicit memory types, to be concluded with call to PetscSFBcastAndOpEnd()
Synopsis
#include "petscsf.h"
PetscErrorCode PetscSFBcastAndOpWithMemTypeBegin(PetscSF sf,MPI_Datatype unit,PetscMemType rootmtype,const void *rootdata,PetscMemType leafmtype,void *leafdata,MPI_Op op)
Collective on PetscSF
Input Arguments
| sf | - star forest on which to communicate
|
| unit | - data type associated with each node
|
| rootmtype | - memory type of rootdata
|
| rootdata | - buffer to broadcast
|
| leafmtype | - memory type of leafdata
|
| op | - operation to use for reduction
|
Output Arguments
| leafdata | - buffer to be reduced with values from each leaf's respective root
|
See Also
PetscSFBcastAndOpEnd(), PetscSFBcastBegin(), PetscSFBcastEnd(),PetscSFBcastAndOpBegin()
Level
intermediate
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