RasterData.hpp

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/****************************************************************************\
 *                                 VRVis                                    *
 *                      http://vrvis.sourceforge.net                        *
 *                       (C) 2004 by Alex Loeffler                          *
 *                 mailto:aloeffler@users.sourceforge.net                   *
 ****************************************************************************
 *                                License                                   *
 *                                                                          *
 * This library is free software; you can redistribute it and/or modify it  *
 * under the terms of the GNU Library General Public License as published   *
 * by the Free Software Foundation, version 2.                              *
 *                                                                          *
 * This library 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        *
 * Library General Public License for more details.                         *
 *                                                                          *
 * You should have received a copy of the GNU Library General Public        *
 * License along with this library; if not, write to the Free Software      *
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                *
\****************************************************************************/

#ifndef RASTERDATA_HPP
#define RASTERDATA_HPP

#include "Common.hpp"

namespace vrvis
{

class RasterData
{
  // ================================================================== PUBLIC

  public:

  // ------------------------------------------------------------- Destructor.

  virtual ~RasterData(void) { return; }

  // ------------------------------------------------- Data Loading/Unloading.

  virtual void load(void) = 0;

  virtual void unload(void) = 0;

  // --------------------------------------------------------------- Geometry.

  virtual void getSizeInPixels(int& rPixelsX, int& rPixelsY) const = 0;

  // ---------------------------------------------------------------- Texture.

  virtual double* getValues(void) const = 0;

  // =============================================================== PROTECTED

  protected:

  // ------------------------------------------------------------ Constructor.

  RasterData(void) { DBG_MSG1("RasterData::RasterData()") }
};

}  // End namespace.

#endif // RASTERDATA_HPP

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