petsc-3.7.5 2017-01-01

PetscSectionSetClosureIndex

Set a cache of points in the closure of each point in the section

#include "petscvec.h"   
PetscErrorCode PetscSectionSetClosureIndex(PetscSection section, PetscObject obj, PetscSection clSection, IS clPoints)

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