AbstractVVSVertex.h

// -*- C++ -*-
#ifndef HELICITY_AbstractVVSVertex_H
#define HELICITY_AbstractVVSVertex_H
//
// This is the declaration of the AbstractVVSVertex class.
//

#include "VertexBase.h"
#include "ThePEG/Helicity/WaveFunction/ScalarWaveFunction.h"
#include "ThePEG/Helicity/WaveFunction/VectorWaveFunction.h"
#include "AbstractVVSVertex.fh"

namespace ThePEG {
namespace Helicity {

class AbstractVVSVertex: public VertexBase {

public:


  AbstractVVSVertex() : VertexBase(VertexType::VVS) {}
 
  virtual Complex evaluate(Energy2 q2,const VectorWaveFunction & vec1,
                           const VectorWaveFunction & vec2,
                           const ScalarWaveFunction & sca3) = 0;

  virtual VectorWaveFunction evaluate(Energy2 q2,int iopt,tcPDPtr out,
                                      const VectorWaveFunction & vec2,
                                      const ScalarWaveFunction & sca3,
                                      Energy mass=-GeV, Energy width=-GeV) = 0;

  virtual ScalarWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
                                      const VectorWaveFunction & vec1,
                                      const VectorWaveFunction & vec2,
                                      Energy mass=-GeV, Energy width=-GeV) = 0;

public:

  static void Init();

private:

  static AbstractNoPIOClassDescription<AbstractVVSVertex> initAbstractVVSVertex;

  AbstractVVSVertex & operator=(const AbstractVVSVertex &);

};

}
}

#include "ThePEG/Utilities/ClassTraits.h"

namespace ThePEG {

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

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

}

#endif /* HELICITY_AbstractVVSVertex_H */

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