DMDAGetRefinementFactor#

Gets the ratios that the DMDA grid is refined

Synopsis#

#include "petscdmda.h"   
PetscErrorCode DMDAGetRefinementFactor(DM da, PetscInt *refine_x, PetscInt *refine_y, PetscInt *refine_z)

Not Collective

Input Parameter#

  • da - the DMDA object

Output Parameters#

  • refine_x - ratio of fine grid to coarse in x direction (2 by default)

  • refine_y - ratio of fine grid to coarse in y direction (2 by default)

  • refine_z - ratio of fine grid to coarse in z direction (2 by default)

Note#

Pass NULL for values you do not need

See Also#

DMDA - Creating vectors for structured grids, DM, DMDA, DMRefine(), DMDASetRefinementFactor()

Level#

intermediate

Location#

src/dm/impls/da/da.c

Index of all DMDA routines
Table of Contents for all manual pages
Index of all manual pages