ScalarSpinInfo.h

// -*- C++ -*-
//
// ScalarSpinInfo.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 2003-2007 Peter Richardson, 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_ScalarSpinInfo_H
#define ThePEG_ScalarSpinInfo_H
// This is the declaration of the ScalarSpinInfo class.

#include "SpinInfo.h"
#include "ScalarSpinInfo.fh"

namespace ThePEG {
namespace Helicity {

class ScalarSpinInfo: public SpinInfo {

public:

  ScalarSpinInfo() : SpinInfo(PDT::Spin0) {}

  ScalarSpinInfo(const Lorentz5Momentum & p, bool time) 
    : SpinInfo(PDT::Spin0, p, time) {}

public:

  static void Init();

  virtual EIPtr clone() const
  {
    tcSpinPtr temp = this;
    return const_ptr_cast<SpinPtr>(temp);
  }
  
  virtual void transform(const LorentzMomentum &,const LorentzRotation &);

private:

  static NoPIOClassDescription<ScalarSpinInfo> initScalarSpinInfo;

  ScalarSpinInfo & operator=(const ScalarSpinInfo &);

};

}
}


namespace ThePEG {

template <>
struct BaseClassTrait<ThePEG::Helicity::ScalarSpinInfo,1>
  : public ClassTraitsType {
  typedef ThePEG::Helicity::SpinInfo NthBase;
};

template <>
struct ClassTraits<ThePEG::Helicity::ScalarSpinInfo>
  : public ClassTraitsBase<ThePEG::Helicity::ScalarSpinInfo> {
  static string className() { return "ThePEG::Helicity::ScalarSpinInfo"; }
};

}

#endif /* ThePEG_ScalarSpinInfo_H */

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