DMGetRegionNumDS#

Get the PetscDS for a given mesh region, defined by the region number

Synopsis#

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMGetRegionNumDS(DM dm, PetscInt num, DMLabel *label, IS *fields, PetscDS *ds, PetscDS *dsIn)

Not Collective

Input Parameters#

dm - The DM
num - The region number, in [0, Nds)

Output Parameters#

label - The region label, or NULL
fields - The IS containing the DM field numbers for the fields in this PetscDS, or NULL
ds - The PetscDS defined on the given region, or NULL
dsIn - The PetscDS for input in the given region, or NULL

See Also#

DM Basics, DM, DMGetRegionDS(), DMSetRegionDS(), DMGetDS(), DMGetCellDS()

Level#

advanced

Location#

src/dm/interface/dm.c

Examples#

src/snes/tutorials/ex23.c
src/ts/tutorials/ex53.c

Index of all DM routines
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Index of all manual pages