FFRCTBase.hh

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///
/// @file  FFRCTBase.hh
/// @brief Hammer base class for RCT form factors
///

//**** This file is a part of the HAMMER library
//**** Copyright (C) 2016 - 2020 The HAMMER Collaboration
//**** HAMMER is licensed under version 3 of the GPL; see COPYING for details
//**** Please note the MCnet academic guidelines; see GUIDELINES for details

// -*- C++ -*-
#ifndef HAMMER_FF_RCT_BASE
#define HAMMER_FF_RCT_BASE

#include "Hammer/FormFactorBase.hh"

namespace Hammer {

    /// @brief Base class for RCT form factors
    /// See Pervin, Roberst, and Capstick, Phys. Rev. C72, 035201 (2005)
    /// Implementation matched to EvtGen
    ///
    /// @ingroup FormFactors
    class FFRCTBase : public FormFactorBase {

    public:
        FFRCTBase();

        FFRCTBase(const FFRCTBase& other) = default;
        FFRCTBase& operator=(const FFRCTBase& other) = delete;
        FFRCTBase(FFRCTBase&& other) = delete;
        FFRCTBase& operator=(FFRCTBase&& other) = delete;
        virtual ~FFRCTBase() = default;

    protected:

        /// @brief
        /// @param[in] point
        /// @param[in] masses
        /// @return
        virtual void evalAtPSPoint(const std::vector<double>& point, const std::vector<double>& masses = {}) = 0;

        /// @brief
        virtual void defineSettings() = 0;
    
    protected:
        void addRefs() const;
    };

} // namespace Hammer

#endif