petsc-3.12.5 2020-03-29
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DMAdaptLabel

 Adapt a dm based on a label with values interpreted as coarsening and refining flags. Specific implementations of DM maybe have specialized flags, but all implementations should accept flag values DM_ADAPT_DETERMINE, DM_ADAPT_KEEP, DM_ADAPT_REFINE, and DM_ADAPT_COARSEN.

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMAdaptLabel(DM dm, DMLabel label, DM *dmAdapt)
Collective on dm

Input parameters

dm - the pre-adaptation DM object
label - label with the flags

Output parameters

dmAdapt -the adapted DM object: may be NULL if an adapted DM could not be produced.

See Also

DMAdaptMetric(), DMCoarsen(), DMRefine()

Level

intermediate

Location

src/dm/interface/dm.c

Examples

src/ts/examples/tutorials/ex11.c.html

Implementations

DMAdaptLabel_Forest in src/dm/impls/forest/forest.c
DMAdaptLabel_Plex in src/dm/impls/plex/plexadapt.c

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