DMPlexGetSupport#

Return the points on the out-edges for this point in the DAG

Synopsis#

#include "petscdmplex.h"   
PetscErrorCode DMPlexGetSupport(DM dm, PetscInt p, const PetscInt *support[])

Not Collective

Input Parameters#

mesh - The DMPLEX
p - The point, which must lie in the chart set with DMPlexSetChart()

Output Parameter#

support - An array of points which are on the out-edges for point p

Fortran Note#

You must also call DMPlexRestoreSupport() after you finish using the returned array. DMPlexRestoreSupport() is not needed/available in C.

See Also#

DMPlex: Unstructured Grids, DM, DMPLEX, DMPlexGetSupportSize(), DMPlexSetSupport(), DMPlexGetCone(), DMPlexSetChart()

Level#

beginner

Location#

src/dm/impls/plex/plex.c

Examples#

src/snes/tutorials/ex7.c
src/ts/tutorials/ex11.c
src/ts/tutorials/ex11_sa.c
src/ts/tutorials/ex52.c

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