DMPlexFilter#
Extract a subset of mesh cells defined by a label as a separate mesh
Synopsis#
#include "petscdmplex.h"
#include "petscdmlabel.h"
PetscErrorCode DMPlexFilter(DM dm, DMLabel cellLabel, PetscInt value, DM *subdm)
Input Parameters#
dm - The original mesh
cellLabel - The
DMLabelmarking cells contained in the new meshvalue - The label value to use
Output Parameter#
subdm - The new mesh
Note#
This function produces a DMLabel mapping original points in the submesh to their depth. This can be obtained using DMPlexGetSubpointMap().
See Also#
DMPlex: Unstructured Grids, DM, DMPLEX, DMPlexGetSubpointMap(), DMGetLabel(), DMLabelSetValue(), DMPlexCreateSubmesh()
Level#
developer
Location#
src/dm/impls/plex/plexsubmesh.c
Index of all DMPlex routines
Table of Contents for all manual pages
Index of all manual pages