petsc-3.6.2 2015-10-02
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# DMGetDefaultSF

Get the PetscSF encoding the parallel dof overlap for the DM. If it has not been set, it is created from the default PetscSection layouts in the DM.

### Synopsis

    #include "petscdm.h"
    PetscErrorCode DMGetDefaultSF(DM dm, PetscSF *sf)

### Input Parameter

dm -The DM

### Output Parameter

sf -The PetscSF

Note: This gets a borrowed reference, so the user should not destroy this PetscSF.

### See Also

DMSetDefaultSF(), DMCreateDefaultSF()

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