/*
    Copyright (C) 2012 Bartosz Broda, Jacek Bochenek, Łukasz Biłeńkij, 
    Damian Jaworski, Wojciech Mazur, Dominik Piasecki, Maciej Piasecki, 
    Radosław Ramocki
    
    This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 3 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 LICENSE and COPYING files for more details.
*/

#ifndef COMPARATOR_SIMFUN_MCF_SIM
#define COMPARATOR_SIMFUN_MCF_SIM
#include "../comparator_stdheaders.h"
#include "SimilarityFunction.h"
#include "../weights/WeightFeature.h"
namespace smartcomparator
{
	namespace simfunctions
	{
		class MCFSim : public SimilarityFunction
		{
		public:
			MCFSim(Matrices::SuperMatrixPtr m, SimilarityFunctionPtr pSimInner, weights::WeightFeaturePtr pWeight,
				   double threshold = 0.14);
			virtual ~MCFSim();
			virtual double MinValue() const;
			virtual double CountSimilarity(Matrices::CompressedVector& v1, Matrices::CompressedVector& v2,
				size_t v1ind, size_t v2ind,	const std::set<size_t> &v1Ind, const std::set<size_t> &v2Ind);

			virtual bool IsSymmetrical() const;
		protected:
			void CountSums();
		private:
			double CountSum(const std::set<size_t> &ind);

			std::string m_sMdir;
			double m_dThreshold;
			std::vector<double> m_vSums;
			boost::shared_ptr<SimilarityFunction> m_pSimilarity;
			boost::shared_ptr<smartcomparator::weights::WeightFeature> m_pWeight;

		};

	}//namespace simfunctions

}//namespace smartcomparator

#endif //COMPARATOR_SIMFUN_MCF_SIM
