1: #pragma once

  3: #include <petscpf.h>
  4: #include <petsc/private/petscimpl.h>
  5: #include <petscviewer.h>

  7: PETSC_EXTERN PetscBool      PFRegisterAllCalled;
  8: PETSC_EXTERN PetscErrorCode PFRegisterAll(void);

 10: typedef struct _PFOps *PFOps;
 11: struct _PFOps {
 12:   PetscErrorCode (*apply)(void *, PetscInt, const PetscScalar *, PetscScalar *);
 13:   PetscErrorCode (*applyvec)(void *, Vec, Vec);
 14:   PetscErrorCode (*destroy)(void *);
 15:   PetscErrorCode (*view)(void *, PetscViewer);
 16:   PetscErrorCode (*setfromoptions)(PF, PetscOptionItems *);
 17: };

 19: struct _p_PF {
 20:   PETSCHEADER(struct _PFOps);
 21:   PetscInt dimin, dimout; /* dimension of input and output spaces */
 22:   void    *data;
 23: };