petsc-3.5.4 2015-05-23
MatSetBlockSize
Sets the matrix block size.
Synopsis
#include "petscmat.h"
PetscErrorCode MatSetBlockSize(Mat mat,PetscInt bs)
Logically Collective on Mat
Input Parameters
| mat | - the matrix
|
| bs | - block size
|
Notes
This must be called before MatSetUp() or MatXXXSetPreallocation() (or will default to 1) and the block size cannot be changed later
See Also
MatCreateSeqBAIJ(), MatCreateBAIJ(), MatGetBlockSize()
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
Examples
src/ksp/ksp/examples/tutorials/ex55.c.html
src/ksp/ksp/examples/tutorials/ex56.c.html