petsc-3.7.7 2017-09-25

PetscObjectQuery

Gets a PETSc object associated with a given object.

#include "petscsys.h"    
PetscErrorCode  PetscObjectQuery(PetscObject obj,const char name[],PetscObject *ptr)

Not Collective

	obj	- the PETSc object Thus must be cast with a (PetscObject), for example, PetscObjectCompose((PetscObject)mat,...);
	name	- name associated with child object
	ptr	- the other PETSc object associated with the PETSc object, this must be cast with (PetscObject*)

The reference count of neither object is increased in this call