PetscSectionCreateSubdomainSection#
Create a new, smaller section with support on a subdomain of the mesh
Synopsis#
#include "petscsection.h"
PetscErrorCode PetscSectionCreateSubdomainSection(PetscSection s, IS subpointMap, PetscSection *subs)
Collective
Input Parameters#
s - the
PetscSection
subpointMap - a sorted list of points in the original mesh which are in the subdomain
Output Parameter#
subs - the subsection
Note#
The point numbers remain the same, but the section offsets now refer to a new, smaller vector.
Developer Notes#
It is unclear what the difference with PetscSectionCreateSubmeshSection()
is.
The use of the term Subdomain is unneeded and confusing
See Also#
PetscSection, PetscSection
, PetscSectionCreateSubmeshSection()
, PetscSectionCreateSubsection()
, DMPlexGetSubpointMap()
, PetscSectionCreate()
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