petsc-3.8.4 2018-03-24
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DMHasLabel

Determine whether the mesh has a label of a given name

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMHasLabel(DM dm, const char name[], PetscBool *hasLabel)
Not Collective

Input Parameters

dm - The DM object
name - The label name

Output Parameter

hasLabel -PETSC_TRUE if the label is present

Keywords

mesh

See Also

DMCreateLabel(), DMGetLabelValue(), DMSetLabelValue(), DMGetStratumIS()

Level:intermediate
Location:
src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/snes/examples/tutorials/ex12.c.html
src/ts/examples/tutorials/ex11.c.html