SSSSVertex.h

// -*- C++ -*-
//
// SSSSVertex.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 2003-2019 Peter Richardson, Leif Lonnblad
//
// ThePEG is licenced under version 3 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef ThePEG_SSSSVertex_H
#define ThePEG_SSSSVertex_H
//
// This is the declaration of the SSSSVertex class.
//
#include "ThePEG/Helicity/Vertex/AbstractSSSSVertex.h"
#include "ThePEG/Helicity/WaveFunction/ScalarWaveFunction.h"
#include "SSSSVertex.fh"

namespace ThePEG {
namespace Helicity {

class SSSSVertex: public AbstractSSSSVertex {
  
public:
  
  static void Init();

public:

  Complex evaluate(Energy2 q2, const ScalarWaveFunction & sca1,
                   const ScalarWaveFunction & sca2, const ScalarWaveFunction & sca3,
                   const ScalarWaveFunction & sca4);

  ScalarWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
                              const ScalarWaveFunction & sca1,
                              const ScalarWaveFunction & sca2,
                              const ScalarWaveFunction & sca3);

  virtual void setCoupling(Energy2,tcPDPtr,tcPDPtr,tcPDPtr) {
    assert(false);
  }

  virtual void setCoupling(Energy2 q2,tcPDPtr part1,tcPDPtr part2,tcPDPtr part3,
                           tcPDPtr part4)=0;

private:
  
  SSSSVertex & operator=(const SSSSVertex &) = delete;
  
};
}

}
#endif /* ThePEG_SSSSVertex_H */