petsc-3.11.4 2019-09-28
MatGetDM
Gets the DM defining the data layout of the matrix
Synopsis
#include "petscdm.h"
#include "petscdmlabel.h"
#include "petscds.h"
PetscErrorCode MatGetDM(Mat A, DM *dm)
Not collective
Input Parameter
A -The Mat
Output Parameter
dm -The DM
Developer Note: Since the Mat class doesn't know about the DM class the DM object is associated with
the Mat through a PetscObjectCompose() operation
See Also
MatSetDM(), DMCreateMatrix(), DMSetMatType()
Level
intermediate
Location
src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages