PETSc version 3.15.5
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.
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