DMSetRegionDS

Set the PetscDS for a given mesh region, defined by a DMLabel

Synopsis

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

Collective

Input Parameters

• dm - The DM

• label - The DMLabel defining the mesh region, or NULL for the entire mesh

• fields - The IS containing the DM field numbers for the fields in this PetscDS, or NULL for all fields

• ds - The PetscDS defined on the given region

• dsIn - The PetscDS for input on the given cell, or NULL if it is the same PetscDS

Note

If the label has a PetscDS defined, it will be replaced. Otherwise, it will be added to the DM. If the PetscDS is replaced, the fields argument is ignored.

See Also

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

Level

advanced

Location

src/dm/interface/dm.c

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Index of all DM routines
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