MatGetBlockSize
Returns the matrix block size; useful especially for the block row and block diagonal formats.
Synopsis
#include "petscmat.h"
int MatGetBlockSize(Mat mat,int *bs)
Not Collective
Input Parameter
mat -the matrix
Output Parameter
bs -block size
Notes
Block diagonal formats are MATSEQBDIAG, MATMPIBDIAG.
Block row formats are MATSEQBAIJ, MATMPIBAIJ
See Also
MatCreateSeqBAIJ(), MatCreateMPIBAIJ(), MatCreateSeqBDiag(), MatCreateMPIBDiag()
Level:intermediate
Location:src/mat/interface/matrix.c
Index of all Mat routines
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Index of all manual pages