cylinder.h

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/**********************************************************************
  Cylinder - Class for drawing cylinders in OpenGL

  Copyright (C) 2007-2009 Jean Brefort <jean.brefort@normalesup.org>
  Copyright (C) 2006,2007 Benoit Jacob <jacob@math.jussieu.fr>

  This file is part of the Avogadro molecular editor project.
  For more information, see <http://avogadro.sourceforge.net/>

  Avogadro 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.

  Avogadro 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 this program; if not, write to the Free Software
  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  02110-1301, USA.
 **********************************************************************/

#ifndef GCU_CYLINDER_H
#define GCU_CYLINDER_H

#include "vector.h"

namespace gcu {

  class Vector;
  class CylinderPrivate;
  class Cylinder
  {
    private:
      void initialize ();
      void freeBuffers ();

    public:
      Cylinder (int faces=0);
      ~Cylinder ();
                  void setup (int faces);
      void draw (const Vector &end1, const Vector &end2,
          double radius) const;
      void drawMulti (const Vector &end1, const Vector &end2,
          double radius, int order, double shift,
          const Vector &planeNormalVector) const;

    private:
      CylinderPrivate * const d;
  };

}

#endif  //      GCU_CYLINDER_H