petsc-master 2019-12-13
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PetscSectionGetClosureIndex

Get the cache of points in the closure of each point in the section

Synopsis

#include "petscsection.h"   
PetscErrorCode PetscSectionGetClosureIndex(PetscSection section, PetscObject obj, PetscSection *clSection, IS *clPoints)
Collective on section

Input Parameters

section - The PetscSection
obj - A PetscObject which serves as the key for this index

Output Parameters

clSection - Section giving the size of the closure of each point
clPoints - IS giving the points in each closure

Note: We compress out closure points with no dofs in this section

See Also

PetscSectionSetClosureIndex(), DMPlexCreateClosureIndex()

Level

advanced

Location

src/vec/is/section/interface/section.c
Index of all PetscSection routines
Table of Contents for all manual pages
Index of all manual pages