PetscSectionCreateSubsection#
Create a new, smaller section composed of only the selected fields
Synopsis#
#include "petscsection.h"
PetscErrorCode PetscSectionCreateSubsection(PetscSection s, PetscInt len, const PetscInt fields[], PetscSection *subs)
Collective
Input Parameters#
s - the
PetscSection
len - the number of subfields
fields - the subfield numbers
Output Parameter#
subs - the subsection
Notes#
The section offsets now refer to a new, smaller vector.
This will error if a fieldnumber is out of range
See Also#
PetscSection, PetscSection
, PetscSectionCreateSupersection()
, 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