DMDAGetArray#

Gets a work array for a DMDA

Synopsis#

#include "petscdmda.h"   
PetscErrorCode DMDAGetArray(DM da, PetscBool ghosted, void *vptr)

Input Parameters#

  • da - a DMDA

  • ghosted - do you want arrays for the ghosted or nonghosted patch

Output Parameter#

  • vptr - array data structured

Notes#

The vector values are NOT initialized and may have garbage in them, so you may need to zero them.

Use DMDARestoreArray() to return the array

See Also#

DMDA - Creating vectors for structured grids, DM, DMDA, DMDARestoreArray()

Level#

advanced

Location#

src/dm/impls/da/dalocal.c

Examples#

src/ts/tutorials/ex9.c

Index of all DMDA routines
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Index of all manual pages