petsc-3.14.6 2021-03-30
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DMPlexGetSubpointIS

 Returns an IS covering the entire subdm chart with the original points as data

Synopsis

#include "petscdmplex.h"    
#include "petscdmlabel.h"   
PetscErrorCode DMPlexGetSubpointIS(DM dm, IS *subpointIS)

Input Parameter

dm - The submesh DM

Output Parameter

subpointIS - The IS of all the points from the original mesh in this submesh, or NULL if this is not a submesh

Note: This IS is guaranteed to be sorted by the construction of the submesh

See Also

DMPlexCreateSubmesh(), DMPlexGetSubpointMap()

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