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C++ API

dbleQRP.h

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/*

Copyright (C) 1994, 1995, 1996, 1997, 2000, 2002, 2004, 2005, 2006,
              2007, 2008 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 3 of the License, 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, see
<http://www.gnu.org/licenses/>.

*/

#if !defined (octave_QRP_h)
#define octave_QRP_h 1

#include <iosfwd>

#include "dbleQR.h"
#include "PermMatrix.h"
#include "dColVector.h"

class
OCTAVE_API
QRP : public QR
{
public:

  QRP (void) : QR (), p () { }

  QRP (const Matrix&, qr_type_t = qr_type_std);

  QRP (const QRP& a) : QR (a), p (a.p) { }

  QRP& operator = (const QRP& a)
    {
      if (this != &a)
        {
          QR::operator = (a);
          p = a.p;
        }

      return *this;
    }

  ~QRP (void) { }

  void init (const Matrix&, qr_type_t = qr_type_std);

  PermMatrix P (void) const { return p; }

  ColumnVector Pvec (void) const;

  friend std::ostream&  operator << (std::ostream&, const QRP&);

protected:

  PermMatrix p;
};

#endif

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