DMPlexGetAnchors

Get the layout of the anchor (point-to-point) constraints. Typically, the user will not have to call DMPlexGetAnchors() directly: if there are anchors, then DMPlexGetAnchors() is called during DMGetDefaultConstraints().

Synopsis

#include "petscdmplex.h"   
PetscErrorCode DMPlexGetAnchors(DM dm, PetscSection *anchorSection, IS *anchorIS)

Not Collective

Input Parameter

• dm - The DMPLEX object

Output Parameters

• anchorSection - If not NULL, set to the section describing which points anchor the constrained points.

• anchorIS - If not NULL, set to the list of anchors indexed by anchorSection

See Also

DMPlex: Unstructured Grids, DM, DMPLEX, DMPlexSetAnchors(), DMGetDefaultConstraints(), DMSetDefaultConstraints(), IS, PetscSection

Level

intermediate

Location

src/dm/impls/plex/plex.c

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