PETSc version 3.16.4
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DMPlexPartitionLabelCreateSF

Create a star forest from a label that assigns ranks to points

Synopsis

#include "petscdmplex.h"   
PetscErrorCode DMPlexPartitionLabelCreateSF(DM dm, DMLabel label, PetscSF *sf)

Input Parameters

dm - The DM
label - DMLabel assigning ranks to remote roots

Output Parameter

sf - The star forest communication context encapsulating the defined mapping

Note: The incoming label is a receiver mapping of remote points to their parent rank.

See Also

DMPlexDistribute(), DMPlexCreateOverlap()

Level

developer

Location

src/dm/impls/plex/plexpartition.c
Index of all DMPLEX routines
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Index of all manual pages