METTranslatorBase.h

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//
//     $Id: METTranslatorBase.h,v 1.1 2011/05/26 09:46:53 mseidel Exp $
//
// File   : interface/METTranslatorBase.h
// Author : Haryo Sumowidagdo <Suharyo.Sumowidagdo@cern.ch>
// Purpose: Template class of function object to translate missing transverse
//          energy physics object to HitFit's Fourvec object.
//

#ifndef HitFit_METTranslatorBase_h
#define HitFit_METTranslatorBase_h

#include "TopQuarkAnalysis/TopHitFit/interface/EtaDepResolution.h"
#include "TopQuarkAnalysis/TopHitFit/interface/fourvec.h"

namespace hitfit{


    template <class AMet>
    class METTranslatorBase {

    public:

        METTranslatorBase();

        METTranslatorBase(const std::string& ifile);

        ~METTranslatorBase();

        Fourvec operator() (const AMet& met,
                            bool useObjEmbRes = false);

        Resolution KtResolution(const AMet& met,
                                bool useObjEmbRes = false) const;

        Resolution METResolution(const AMet& met,
                                 bool useObjEmbRes = false) const;


    private:

        Resolution resolution_;

    };

} // namespace hitfit

#endif // #ifndef HitFit_METTranslatorBase_h