petsc-3.11.4 2019-09-28

DMPlexGetClosureIndices

Get the global indices in a vector v for all points in the closure of the given point

Synopsis

#include "petscdmplex.h"   
PetscErrorCode DMPlexGetClosureIndices(DM dm, PetscSection section, PetscSection globalSection, PetscInt point, PetscInt *numIndices, PetscInt **indices, PetscInt *outOffsets)

Not collective

Input Parameters

	dm	- The DM
	section	- The section describing the layout in v, or NULL to use the default section
	globalSection	- The section describing the parallel layout in v, or NULL to use the default section
	point	- The mesh point

Output parameters

	numIndices	- The number of indices
	indices	- The indices
	outOffsets	- Field offset if not NULL

Note: Must call DMPlexRestoreClosureIndices() to free allocated memory

Level

advanced

Location