petsc-3.12.5 2020-03-29
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 on da
Input Parameters
| da | - the DMDA object
|
| 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)
|
Options Database
| -da_refine_x | - refinement ratio in x direction
|
| -da_refine_y | - refinement ratio in y direction
|
| -da_refine_z | - refinement ratio in z direction
|
Notes
Pass PETSC_IGNORE to leave a value unchanged
See Also
DMRefine(), DMDAGetRefinementFactor()
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