petsc-3.14.6 2021-03-30
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DMDAGetRefinementFactor

Gets the ratios that the DMDA grid is refined

Synopsis

#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()

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