petsc-3.4.4 2014-03-13

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