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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: ***
*/
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