petsc-3.11.4 2019-09-28
PetscSFBcastAndOpEnd
end a broadcast & reduce operation started with PetscSFBcastAndOpBegin()
Synopsis
#include "petscsf.h"
PetscErrorCode PetscSFBcastAndOpEnd(PetscSF sf,MPI_Datatype unit,const void *rootdata,void *leafdata,MPI_Op op)
Collective
Input Arguments
| sf | - star forest
|
| unit | - data type
|
| rootdata | - buffer to broadcast
|
| op | - operation to use for reduction
|
Output Arguments
leafdata -buffer to be reduced with values from each leaf's respective root
See Also
PetscSFSetGraph(), PetscSFReduceEnd()
Level
intermediate
Location
src/vec/is/sf/interface/sf.c
Examples
src/vec/is/sf/examples/tutorials/ex1.c.html
Implementations
PetscSFBcastAndOpEnd_Basic in src/vec/is/sf/impls/basic/sfbasic.c
PetscSFBcastAndOpEnd_Window in src/vec/is/sf/impls/window/sfwindow.c
Index of all PetscSF routines
Table of Contents for all manual pages
Index of all manual pages