PetscObjectReference

Indicates to a PetscObject that it is being referenced by another PetscObject. This increases the reference count for that object by one.

Synopsis

#include "petscsys.h"    
PetscErrorCode PetscObjectReference(PetscObject obj)

Logically Collective

Input Parameter

• obj - the PETSc object. This must be cast with (PetscObject), for example, PetscObjectReference((PetscObject)mat);

Note

If obj is NULL this function returns without doing anything.

See Also

PetscObjectCompose(), PetscObjectDereference(), PetscObject

Level

advanced

Location

src/sys/objects/inherit.c

Examples

src/ksp/ksp/tutorials/ex36.cxx
src/ksp/ksp/tutorials/ex42.c
src/ts/tutorials/ex3.c
src/ksp/ksp/tutorials/ex73.c
src/ts/tutorials/ex11.c
src/ts/tutorials/ex30.c
src/ksp/ksp/tutorials/ex35.cxx

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