#include "petscdmda.h" PetscErrorCode DMDAGetRefinementFactor(DM da, PetscInt *refine_x, PetscInt *refine_y,PetscInt *refine_z)Not Collective
| 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