petsc-3.7.5 2017-01-01

DMConvert

Converts a DM to another DM, either of the same or different type.

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
PetscErrorCode DMConvert(DM dm, DMType newtype, DM *M)

Collective on DM

Input Parameters

	dm	- the DM
	newtype	- new DM type (use "same" for the same type)

Output Parameter

M -pointer to new DM

Notes

Cannot be used to convert a sequential DM to parallel or parallel to sequential, the MPI communicator of the generated DM is always the same as the communicator of the input DM.

Examples