DMDASetRefinementFactor#
Set the ratios that the DMDA grid is refined
Synopsis#
#include "petscdmda.h"
PetscErrorCode DMDASetRefinementFactor(DM da, PetscInt refine_x, PetscInt refine_y, PetscInt refine_z)
Logically Collective
Input Parameters#
da - the
DMDAobjectrefine_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)
Options Database Keys#
-da_refine_x refine_x - refinement ratio in x direction
-da_refine_y rafine_y - refinement ratio in y direction
-da_refine_z refine_z - refinement ratio in z direction
-da_refine
- refine the DMDA object n times when it is created.
Note#
Pass PETSC_IGNORE to leave a value unchanged
See Also#
DM, DMDA, DMRefine(), DMDAGetRefinementFactor()
Level#
intermediate
Location#
Index of all DMDA routines
Table of Contents for all manual pages
Index of all manual pages