AbstractFFVTVertex.h

// -*- C++ -*-
#ifndef HELICITY_AbstractFFVTVertex_H
#define HELICITY_AbstractFFVTVertex_H
//
// This is the declaration of the AbstractFFVTVertex class.
//

#include "VertexBase.h"
#include "ThePEG/Helicity/WaveFunction/VectorWaveFunction.h"
#include "ThePEG/Helicity/WaveFunction/TensorWaveFunction.h"
#include "ThePEG/Helicity/WaveFunction/SpinorWaveFunction.h"
#include "ThePEG/Helicity/WaveFunction/SpinorBarWaveFunction.h"
#include "AbstractFFVTVertex.fh"

namespace ThePEG {
namespace Helicity {

class AbstractFFVTVertex: public VertexBase {

public:
  

  AbstractFFVTVertex() : VertexBase(VertexType::FFVT) {}

  virtual Complex evaluate(Energy2 q2,const SpinorWaveFunction & sp1,
                           const SpinorBarWaveFunction & sbar2,
                           const VectorWaveFunction & vec3,
                           const TensorWaveFunction & ten4) = 0;

  virtual TensorWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
                                      const SpinorWaveFunction & sp1,
                                      const SpinorBarWaveFunction & sbar2,
                                      const VectorWaveFunction & vec3,
                                      Energy mass=-GeV, Energy width=-GeV) = 0;

  virtual VectorWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
                                      const SpinorWaveFunction & sp1,
                                      const SpinorBarWaveFunction & sbar2, 
                                      const TensorWaveFunction & ten4,
                                      Energy mass=-GeV, Energy width=-GeV) = 0;

  virtual SpinorWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
                                      const SpinorWaveFunction & sp1,
                                      const VectorWaveFunction & vec3,
                                      const TensorWaveFunction & ten4,
                                      Energy mass=-GeV, Energy width=-GeV) = 0;

  virtual SpinorBarWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
                                         const SpinorBarWaveFunction & sbar2,
                                         const VectorWaveFunction & vec3,
                                         const TensorWaveFunction & ten4,
                                         Energy mass=-GeV, Energy width=-GeV) = 0;

public:

  static void Init();

private:

  static AbstractNoPIOClassDescription<AbstractFFVTVertex> initAbstractFFVTVertex;

  AbstractFFVTVertex & operator=(const AbstractFFVTVertex &);

};

}
}

#include "ThePEG/Utilities/ClassTraits.h"

namespace ThePEG {

template <>
struct BaseClassTrait<Helicity::AbstractFFVTVertex,1> {
  typedef Helicity::VertexBase NthBase;
};

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

}

#endif /* HELICITY_AbstractFFVTVertex_H */

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