PETSc version 3.15.5
PetscSFReduceEnd
end a reduction operation started with PetscSFReduceBegin() 
Synopsis
#include "petscsf.h" 
PetscErrorCode PetscSFReduceEnd(PetscSF sf,MPI_Datatype unit,const void *leafdata,void *rootdata,MPI_Op op)
Collective
Input Arguments
|  | sf | - star forest | 
|  | unit | - data type | 
|  | leafdata | - values to reduce | 
|  | op | - reduction operation | 
Output Arguments
|  | rootdata | - result of reduction of values from all leaves of each root | 
See Also
 PetscSFSetGraph(), PetscSFBcastEnd()
Level
intermediate
Location
src/vec/is/sf/interface/sf.c
Examples
src/vec/is/sf/tutorials/ex1.c.html
Implementations
PetscSFReduceEnd_Basic in src/vec/is/sf/impls/basic/sfbasic.c
PetscSFReduceEnd_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