DMRefine#
Refines a DM object using a standard nonadaptive refinement of the underlying mesh
Synopsis#
#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMRefine(DM dm, MPI_Comm comm, DM *dmf)
Collective
Input Parameters#
Output Parameter#
- dmf - the refined - DM, or- NULL
Options Database Key#
- -dm_plex_cell_refiner - - chooses the refinement strategy, e.g. regular, tohex
Note#
If no refinement was done, the return value is NULL
See Also#
DM Basics, DM, DMCoarsen(), DMDestroy(), DMView(), DMCreateGlobalVector(), DMCreateInterpolation(), DMCreateDomainDecomposition(),
DMRefineHookAdd(), DMRefineHookRemove()
Level#
developer
Location#
Examples#
src/ksp/ksp/tutorials/ex35.cxx
src/ksp/ksp/tutorials/ex36.cxx
src/ts/tutorials/ex30.c
src/ksp/ksp/tutorials/ex73.c
src/dm/tutorials/ex3.c
src/ksp/ksp/tutorials/ex65.c
src/snes/tutorials/ex56.c
src/dm/impls/plex/tutorials/ex11.c
Implementations#
DMRefine_Composite() in src/dm/impls/composite/pack.c
DMRefine_DA() in src/dm/impls/da/da.c
DMRefine_Forest() in src/dm/impls/forest/forest.c
DMRefine_Moab() in src/dm/impls/moab/dmmbmg.cxx
DMRefine_Plex() in src/dm/impls/plex/plexrefine.c
DMRefine_Redundant() in src/dm/impls/redundant/dmredundant.c
DMRefine_Stag() in src/dm/impls/stag/stag.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages