petsc-3.4.5 2014-06-29
DMGetLocalToGlobalMappingBlock
Accesses the blocked local-to-global mapping in a DM.
Synopsis
#include "petscdm.h"
PetscErrorCode DMGetLocalToGlobalMappingBlock(DM dm,ISLocalToGlobalMapping *ltog)
Collective on DM
Input Parameter
da -the distributed array that provides the mapping
Output Parameter
ltog -the block mapping
Notes
This mapping can then be used by VecSetLocalToGlobalMappingBlock() or
MatSetLocalToGlobalMappingBlock().
See Also
DMCreateLocalVector(), DMGetLocalToGlobalMapping(), DMGetBlockSize(), VecSetBlockSize(), MatSetBlockSize()
Level:intermediate
Location:src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages
Examples
src/snes/examples/tutorials/ex48.c.html