/home/marsyas/marsyas/src/marsyas/SelfSimilarityMatrix.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_SELFSIMILARITYMATRIX_H
#define MARSYAS_SELFSIMILARITYMATRIX_H

#include "MarSystem.h"
#include "Metric.h"

namespace Marsyas
{
  class SelfSimilarityMatrix: public MarSystem
  {
  private:
        realvec i_featVec_;
        realvec j_featVec_;
        realvec stackedFeatVecs_;
        realvec metricResult_;

        realvec vars_;
        realvec covMatrix_;

        MarControlPtr ctrl_stdDev_;
        MarControlPtr ctrl_covMatrix_;
        MarControlPtr ctrl_calcCovMatrix_;
        MarControlPtr ctrl_normalize_;
        
        MarControlPtr ctrl_mode_;
        MarControlPtr ctrl_instanceIndexes_;
        MarControlPtr ctrl_nInstances_;
        MarControlPtr ctrl_done_;

    void addControls();
    void myUpdate(MarControlPtr sender);
    
  public:
        enum covMatrixType {
            noCovMatrix = 0,
            fixedStdDev = 1,
            diagCovMatrix = 2,
            fullCovMatrix = 3
        };
        
        enum mode {
            outputDistanceMatrix = 0,
            outputPairDistance = 1
        };
    
        SelfSimilarityMatrix(std::string name);
        SelfSimilarityMatrix(const SelfSimilarityMatrix& a);
    ~SelfSimilarityMatrix();

    MarSystem* clone() const; 

    void myProcess(realvec& in, realvec& out);
  };
}

#endif

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