PoleMass.h

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/*  YAP - Yet another PWA toolkit
    Copyright 2015, Technische Universitaet Muenchen,
    Authors: Daniel Greenwald, Johannes Rauch

    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.

    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */


#ifndef yap_PoleMass_h
#define yap_PoleMass_h

#include "fwd/DataPoint.h"
#include "fwd/Parameter.h"
#include "fwd/ParticleCombination.h"

#include "MassShape.h"

#include <complex>
#include <memory>

namespace yap {


class PoleMass : public MassShape
{
public:

    PoleMass(std::complex<double> mass = std::complex<double>(-1, -1));

    virtual void setParameters(const ParticleTableEntry& entry) override;

    std::shared_ptr<ComplexParameter> mass() const
    { return Mass_; }

    virtual bool consistent() const override;

protected:

    virtual void calculateT(DataPartition& D, const std::shared_ptr<ParticleCombination>& pc, unsigned si) const override;

    std::shared_ptr<ComplexParameter> Mass_;

};

}

#endif