petsc-3.7.7 2017-09-25
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Gets the ratios that the DMDA grid is refined


#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)

Notes: Pass NULL for values you do not need

See Also

DMRefine(), DMDASetRefinementFactor()

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