petsc-3.11.4 2019-09-28
PCBJacobiGetLocalBlocks
Gets the local number of blocks for the block Jacobi preconditioner.
Synopsis
#include "petscpc.h"
PetscErrorCode PCBJacobiGetLocalBlocks(PC pc, PetscInt *blocks, const PetscInt *lens[])
Not Collective
Input Parameters
| pc | - the preconditioner context
|
| blocks | - the number of blocks
|
| lens | - [optional] integer array containing size of each block
|
Note
Currently only a limited number of blocking configurations are supported.
Keywords
PC, get, number, Jacobi, local, blocks
See Also
PCSetUseAmat(), PCBJacobiGetTotalBlocks()
Level
intermediate
Location
src/ksp/pc/impls/bjacobi/bjacobi.c
Implementations
PCBJacobiGetLocalBlocks_BJacobi in src/ksp/pc/impls/bjacobi/bjacobi.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages