petsc-3.12.5 2020-03-29

DMPlexGetAuxiliaryPoint

For a given point in the DM, return the matching point in the auxiliary DM.

Synopsis

#include "petscdmplex.h"    
#include "petscdmlabel.h"   
PetscErrorCode DMPlexGetAuxiliaryPoint(DM dm, DM dmAux, PetscInt p, PetscInt *subp)

Note collective

Input Parameters

	dm	- The DM
	dmAux	- The related auxiliary DM
	p	- The point in the original DM

Output Parameter

subp -The point in the auxiliary DM

Notes: If the DM is a submesh, we assume the dmAux is as well and just return the point. If only dmAux is a submesh, then we map the point back to the original space.

Level

developer

Location