petsc-3.7.1 2016-05-15
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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 DMDA Many br

Input Parameters

da - the DMDA object Many br
refine_x - ratio of fine grid to coarse in x direction (2 by default) Many br
refine_y - ratio of fine grid to coarse in y direction (2 by default) Many br
refine_z - ratio of fine grid to coarse in z direction (2 by default) Many br

Options Database

-da_refine_x - refinement ratio in x direction Many br
-da_refine_y - refinement ratio in y direction Many br
-da_refine_z - refinement ratio in z direction Many br

Many br

Notes: Pass PETSC_IGNORE to leave a value unchanged Many br

See Also

DMRefine(), DMDAGetRefinementFactor()

Level:intermediate
Location:
src/dm/impls/da/da.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages