DMCreateSectionPermutation#

Create a permutation of the PetscSection chart and optionally a block structure.

Synopsis#

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMCreateSectionPermutation(DM dm, IS *perm, PetscBT *blockStarts)

Input Parameter#

  • dm - The DM

Output Parameters#

  • perm - A permutation of the mesh points in the chart

  • blockStarts - A high bit is set for the point that begins every block, or NULL for default blocking

See Also#

DM Basics, DM, PetscSection, DMGetLocalSection(), DMGetGlobalSection()

Level#

developer

Location#

src/dm/interface/dm.c

Implementations#

DMCreateSectionPermutation_Plex() in src/dm/impls/plex/plexreorder.c

Index of all DM routines
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Index of all manual pages