petsc-3.3-p7 2013-05-11
MatGetBlockSize
Returns the matrix block size; useful especially for the block row and block diagonal formats.
Synopsis
#include "petscmat.h"
PetscErrorCode MatGetBlockSize(Mat mat,PetscInt *bs)
Not Collective
Input Parameter
mat -the matrix
Output Parameter
bs -block size
Notes
Block row formats are MATSEQBAIJ, MATMPIBAIJ, MATSEQSBAIJ, MATMPISBAIJ
See Also
MatCreateSeqBAIJ(), MatCreateBAIJ(), MatGetBlockSizes()
Level:intermediate
Location:src/mat/interface/matrix.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages