LeptonLeptonRemnant.h

// -*- C++ -*-
//
// LeptonLeptonRemnant.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2007 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef ThePEG_LeptonLeptonRemnant_H
#define ThePEG_LeptonLeptonRemnant_H

#include "ThePEG/PDF/RemnantHandler.h"

namespace ThePEG {

class LeptonLeptonRemnant: public RemnantHandler {

public:

  LeptonLeptonRemnant();

public:

  virtual bool canHandle(tcPDPtr particle, const cPDVector & partons) const;

  virtual int nDim(const PartonBin & pb, bool doScale) const;

  virtual bool recreateRemnants(PartonBinInstance & pb, tPPtr oldp, tPPtr newp,
                                double newl, Energy2 scale,
                                const LorentzMomentum & p,
                                const PVector & prev = PVector()) const;
  virtual bool recreateRemnants(PartonBinInstance & pb, tPPtr oldp, tPPtr newp,
                                double newl, Energy2 scale,
                                Energy2 shat, const LorentzMomentum & p,
                                const PVector & prev = PVector()) const;

  virtual Lorentz5Momentum generate(PartonBinInstance & pb, const double * r,
                                    Energy2 scale,
                                    const LorentzMomentum & p) const;

  virtual Lorentz5Momentum generate(PartonBinInstance & pb, const double * r,
                                    Energy2 scale, Energy2 shat,
                                    const LorentzMomentum & parent) const;

public:

  void persistentOutput(PersistentOStream & os) const;

  void persistentInput(PersistentIStream & is, int version);

  static void Init();

protected:

  virtual IBPtr clone() const;

  virtual IBPtr fullclone() const;

  virtual void doinit();

private:

  double minX;

  tPDPtr photon;

private:

  static ClassDescription<LeptonLeptonRemnant> initLeptonLeptonRemnant;

  LeptonLeptonRemnant & operator=(const LeptonLeptonRemnant &);

};

template <>
struct BaseClassTrait<LeptonLeptonRemnant,1>: public ClassTraitsType {
  typedef RemnantHandler NthBase;
};

template <>
struct ClassTraits<LeptonLeptonRemnant>:
    public ClassTraitsBase<LeptonLeptonRemnant> {
  static string className() { return "ThePEG::LeptonLeptonRemnant"; }
  static string library() { return "LeptonLeptonRemnant.so"; }
};

}

#endif /* ThePEG_LeptonLeptonRemnant_H */

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