petsc-master 2020-07-14
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PetscSectionGetClosurePermutation

Get the dof permutation for the closure of each cell in the section, meaning clPerm[newIndex] = oldIndex.

Synopsis

#include "petscsection.h"   
PetscErrorCode PetscSectionGetClosurePermutation(PetscSection section, PetscObject obj, PetscInt depth, PetscInt clSize, IS *perm)
Not collective

Input Parameters

section - The PetscSection
obj - A PetscObject which serves as the key for this index (usually a DM)
depth - Depth stratum on which to obtain closure permutation
clSize - Closure size to be permuted (e.g., may vary with element topology and degree)

Output Parameter

perm -The dof closure permutation

Note

The user must destroy the IS that is returned.

See Also

PetscSectionSetClosurePermutation(), PetscSectionGetClosureInversePermutation(), PetscSectionGetClosureIndex(), PetscSectionSetClosureIndex(), DMPlexCreateClosureIndex()

Level

intermediate

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