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- /*
-
- Copyright (C) 1996 John W. Eaton
-
- This file is part of Octave.
-
- Octave is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; either version 2, or (at your option) any
- later version.
-
- Octave is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- for more details.
-
- You should have received a copy of the GNU General Public License
- along with Octave; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- */
-
- #if !defined (octave_Objective_h)
- #define octave_Objective_h 1
-
- #include "dColVector.h"
-
- class
- Objective
- {
- public:
-
- typedef double (*objective_fcn) (const ColumnVector&);
- typedef ColumnVector (*gradient_fcn) (const ColumnVector&);
-
- Objective (void)
- : phi (0), grad (0) { }
-
- Objective (const objective_fcn obj)
- : phi (obj), grad (0) { }
-
- Objective (const objective_fcn obj, const gradient_fcn g)
- : phi (obj), grad (g) { }
-
- Objective (const Objective& a)
- : phi (a.phi), grad (a.grad) { }
-
- Objective& operator = (const Objective& a)
- {
- if (this != &a)
- {
- phi = a.phi;
- grad = a.grad;
- }
- return *this;
- }
-
- ~Objective (void) { }
-
- objective_fcn objective_function (void) const { return phi; }
-
- Objective& set_objective_function (const objective_fcn obj)
- {
- phi = obj;
- return *this;
- }
-
- gradient_fcn gradient_function (void) const { return grad; }
-
- Objective& set_gradient_function (const gradient_fcn g)
- {
- grad = g;
- return *this;
- }
-
- private:
-
- objective_fcn phi;
- gradient_fcn grad;
-
- };
-
- #endif
-
- /*
- ;;; Local Variables: ***
- ;;; mode: C++ ***
- ;;; End: ***
- */
-