/*

Copyright (C) 1996, 1997 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_LSODE_h)
#define octave_LSODE_h 1

#if defined (__GNUG__)
#pragma interface
#endif

#include <cfloat>
#include <cmath>

#include "ODE.h"

#include "LSODE-opts.h"

class
LSODE : public ODE, public LSODE_options
{
public:

  LSODE (void);

  LSODE (int n);
  
  LSODE (const ColumnVector& state, double time, const ODEFunc& f);

  ~LSODE (void) { }

  ColumnVector do_integrate (double t);

  Matrix do_integrate (const ColumnVector& tout);

  Matrix do_integrate (const ColumnVector& tout, const ColumnVector& tcrit);

  std::string error_message (void) const;

private:

  int n;
  int method_flag;
  Array<int> iwork;
  Array<double> rwork;
  int itask;
  int iopt;
  int liw;
  int lrw;
  bool sanity_checked;

  friend int lsode_f (int *neq, double *t, double *y, double *ydot);

  friend int lsode_j (int *neq, double *t, double *y, int *ml, int *mu,
		      double *pd, int *nrowpd);
};

#endif

/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/