petsc-3.12.5 2020-03-29
DMCoarsenHierarchy
Coarsens a DM object, all levels at once
Synopsis
#include "petscdm.h"
#include "petscdmlabel.h"
#include "petscds.h"
PetscErrorCode DMCoarsenHierarchy(DM dm, PetscInt nlevels, DM dmc[])
Collective on dm
Input Parameter
| dm | - the DM object
|
| nlevels | - the number of levels of coarsening
|
Output Parameter
dmc -the coarsened DM hierarchy
See Also
DMRefineHierarchy(), DMDestroy(), DMView(), DMCreateGlobalVector(), DMCreateInterpolation()
Level
developer
Location
src/dm/interface/dm.c
Examples
src/ksp/ksp/examples/tutorials/ex42.c.html
Implementations
DMCoarsenHierarchy_DA in src/dm/impls/da/da.c
DMCoarsenHierarchy_Moab in src/dm/impls/moab/dmmbmg.cxx
DMCoarsenHierarchy_Plex in src/dm/impls/plex/plexcoarsen.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages