petsc-3.11.4 2019-09-28
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PetscObjectQueryFunction

Gets a function associated with a given object.

Synopsis

#include <petscsys.h>
PetscErrorCode PetscObjectQueryFunction(PetscObject obj,const char name[],void (**fptr)(void))
Logically Collective on PetscObject

Input Parameters

obj - the PETSc object; this must be cast with (PetscObject), for example, PetscObjectQueryFunction((PetscObject)ksp,...);
name - name associated with the child function

Output Parameter

fptr -function pointer

See Also

PetscObjectComposeFunction(), PetscFunctionListFind()

Level

advanced

Location

src/sys/objects/inherit.c

Examples

src/mat/examples/tutorials/ex8.c.html

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