/home/marsyas/marsyas/src/marsyas/PeakClusterSelect.h

/*
** Copyright (C) 1998-2006 George Tzanetakis <gtzan@cs.uvic.ca>
**  
** This program 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 of the License, or
** (at your option) any later version.
** 
** This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#ifndef MARSYAS_PECLUSTERSELECT_H
#define MARSYAS_PECLUSTERSELECT_H

#include "MarSystem.h"  

#include <cstdlib>

namespace Marsyas
{
  class PeakClusterSelect: public MarSystem
  {
  private:    
    MarControlPtr ctrl_numClustersToKeep_;

       // Driver method for quick sort
    void sort(realvec& rv, mrs_natural dimension, mrs_natural left, mrs_natural right, mrs_bool sortColumns=true);
    // Helper methods for quick sort
    int partition(realvec& rv, mrs_natural dimension, mrs_natural left, mrs_natural right, mrs_bool sortColumns=true);
    void swap(realvec& rv, mrs_natural sample1, mrs_natural sample2, mrs_bool swapColumns=true);

        void addControls();    
        void myUpdate(MarControlPtr sender);
    
  public:
    PeakClusterSelect(std::string name);
    PeakClusterSelect(const PeakClusterSelect& a);
    ~PeakClusterSelect();
    MarSystem* clone() const;  
    
    void myProcess(realvec& in, realvec& out);
  };
  
}

#endif // MARSYAS_PECLUSTERSELECT_H

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