scalarField.h

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// This file is part of MARTY.
// 
// MARTY 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.
// 
// MARTY 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
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with MARTY. If not, see <https://www.gnu.org/licenses/>.

#ifndef SCALARFIELD_H_INCLUDED
#define SCALARFIELD_H_INCLUDED

#include "quantumField.h"

namespace mty {

class Model;

class ScalarBoson: public QuantumFieldParent {

    public:

    ScalarBoson() = default;

    ScalarBoson(ScalarBoson const& other) = default;

    ScalarBoson(const std::string& t_name,
                Gauge*             t_gauge);

    ScalarBoson(const std::string& t_name,
                Model const&       t_model);

    ScalarBoson(const std::string& t_name,
                const GaugeIrrep&  irrep);

    ScalarBoson(const std::string& t_name,
                Gauge*             t_gauge,
                bool               t_isSelfConjugate);

    ScalarBoson(const std::string& t_name,
                const GaugeIrrep&  irrep,
                bool               t_isSelfConjugate);

    ScalarBoson(const std::string& t_name,
                const GaugeIrrep&  irrep,
                const FlavorIrrep& flavorRep);

    ScalarBoson(const std::string& t_name,
                const ScalarBoson* other);

    void printDefinition(
            std::ostream &out = std::cout,
            int           indentSize = 4,
            bool          header = false
            ) const override;

    ParticleType getParticleType() const override {
        return ParticleType::ScalarBoson;
    }

    Particle generateSimilar(std::string const& t_name) const override;

    csl::Expr getEnergyDimension() const override;

    int getNDegreesOfFreedom() const override;

    csl::Expr getKineticTerm(csl::Tensor & X) override;

    protected:

    void initPropagator() override;
};

template<class ...Args>
inline Particle scalarboson_s(Args&& ...args)
{
    return csl::make_shared<ScalarBoson>(std::forward<Args>(args)...);
}

}

#endif