petsc-3.7.3 2016-07-24
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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 assinging 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 DM routines
Table of Contents for all manual pages
Index of all manual pages