DMSetGlobalSection#

Set the PetscSection encoding the global data layout for the DM.

Synopsis#

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMSetGlobalSection(DM dm, PetscSection section)

Input Parameters#

dm - The DM
section - The PetscSection, or NULL

Note#

Any existing PetscSection will be destroyed. The section PetscSF and any local-to-global mapping previously derived from the sections are invalidated and will be rebuilt on their next access. A mapping built by the DM implementation itself, such as by DMDA in DMSetUp(), is kept.

Level#

intermediate

Location#

src/dm/interface/dm.c

Index of all DM routines
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Index of all manual pages