SGMatrixList.h

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/*
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * Written (W) 2012 Fernando José Iglesias García
 * Copyright (C) 2012 Fernando José Iglesias García
 */

#ifndef __SGMATRIX_LIST_H__
#define __SGMATRIX_LIST_H__

#include <shogun/lib/SGReferencedData.h>
#include <shogun/lib/SGMatrix.h>

namespace shogun
{
    template<class T> class SGMatrix;

template<class T> class SGMatrixList : public SGReferencedData
{
    public:
        SGMatrixList();

        SGMatrixList(SGMatrix<T>* ml, int32_t nmats, bool ref_counting = true);

        SGMatrixList(int32_t nmats, bool ref_counting = true);

        SGMatrixList(SGMatrixList const & orig);

        virtual ~SGMatrixList();

        SGMatrix<T> get_matrix(index_t index) const;

        SGMatrix<T> operator[](index_t index) const;

        void set_matrix(index_t index, const SGMatrix<T> matrix);

        static SGMatrixList<T> split(SGMatrix<T> matrix, int32_t num_components);

    protected:
        virtual void copy_data(const SGReferencedData &orig);

        virtual void init_data();

        virtual void free_data();
    
    public:
        SGMatrix<T>* matrix_list;

        int32_t num_matrices;

}; /* class SGMatrixList */

} /* namespace shogun */

#endif /* define __SGMATRIX_LIST_H__ */