RelativisticBreitWigner.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_RelativisticBreitWigner_h
#define yap_RelativisticBreitWigner_h

#include "fwd/BlattWeisskopf.h"
#include "fwd/DataPartition.h"
#include "fwd/DecayChannel.h"
#include "fwd/ParticleCombination.h"

#include "BreitWigner.h"
#include "RequiresMeasuredBreakupMomenta.h"

#include <memory>

namespace yap {

class RelativisticBreitWigner :
    public BreitWigner,
    public RequiresMeasuredBreakupMomenta

{
public:

    RelativisticBreitWigner(double m = -1, double w = -1) :
    BreitWigner(m, w), RequiresMeasuredBreakupMomenta(true) {}

    virtual void checkDecayChannel(const DecayChannel& c) const override;

protected:

    virtual void addDecayChannel(std::shared_ptr<DecayChannel> c) override;

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

private:

    std::shared_ptr<BlattWeisskopf> BlattWeisskopf_;

};

}

#endif