DMSetBlockingType#

set the blocking granularity to be used for variable block size DMCreateMatrix() is called

Synopsis#

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMSetBlockingType(DM dm, DMBlockingType btype)

Logically Collective

Input Parameters#

dm - the DM
btype - block by topological point or field node

Options Database Key#

-dm_blocking_type [topological_point, field_node] - use topological point blocking or field node blocking

See Also#

DM Basics, DM, DMCreateMatrix(), MatSetVariableBlockSizes()

Level#

advanced

Location#

src/dm/interface/dm.c

Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages