LinearOperator.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) 2013 Soumyajit De
 */

#ifndef LINEAR_OPERATOR_H_
#define LINEAR_OPERATOR_H_

#include <shogun/lib/config.h>
#include <shogun/base/SGObject.h>

namespace shogun
{

template<class T>
class CLinearOperator : public CSGObject
{
public:
    CLinearOperator();

    CLinearOperator(index_t dimension);

    virtual ~CLinearOperator();

    const index_t get_dimension() const;

    virtual SGVector<T> apply(SGVector<T> b) const=0;

    virtual const char* get_name() const
    {
        return "LinearOperator";
    }

protected:
    index_t m_dimension;

private:
    void init();

};

}

#endif // LINEAR_OPERATOR_H_