DMStagSetRefinementFactor#

set refinement ratios in each direction

Synopsis#

#include "petscdmstag.h"   
#include "petscdmproduct.h"   
PetscErrorCode DMStagSetRefinementFactor(DM dm, PetscInt refine_x, PetscInt refine_y, PetscInt refine_z)

Logically Collective

Input Parameters#

  • dm - the DMSTAG 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)

Note#

Pass PETSC_IGNORE to leave a value unchanged

See Also#

DMSTAG: Staggered, Structured Grid, DMSTAG, DMRefine(), DMCoarsen(), DMStagGetRefinementFactor(), DMDAGetRefinementFactor()

Level#

intermediate

Location#

src/dm/impls/stag/stagutils.c

Index of all DMStag routines
Table of Contents for all manual pages
Index of all manual pages