DMPlexCreateOverlapLabel#

Compute a label indicating what overlap points should be sent to new processes

Synopsis#

#include "petscdmplex.h"   
#include "petscdmlabel.h"  
PetscErrorCode DMPlexCreateOverlapLabel(DM dm, PetscInt levels, PetscSection rootSection, IS rootrank, PetscSection leafSection, IS leafrank, DMLabel *ovLabel)

Collective

Input Parameters#

  • dm - The DM

  • levels - Number of overlap levels

  • rootSection - The number of leaves for a given root point

  • rootrank - The rank of each edge into the root point

  • leafSection - The number of processes sharing a given leaf point

  • leafrank - The rank of each process sharing a leaf point

Output Parameter#

  • ovLabel - DMLabel containing remote overlap contributions as point/rank pairings

See Also#

DMPLEX, DMPlexCreateOverlapLabelFromLabels(), DMPlexGetAdjacency(), DMPlexDistributeOwnership(), DMPlexDistribute()

Level#

developer

Location#

src/dm/impls/plex/plexdistribute.c


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