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ThePEG  2.2.1
AbstractVVTVertex.h
1 // -*- C++ -*-
2 #ifndef HELICITY_AbstractVVTVertex_H
3 #define HELICITY_AbstractVVTVertex_H
4 //
5 // This is the declaration of the AbstractVVTVertex class.
6 //
7 
8 #include "VertexBase.h"
9 #include "ThePEG/Helicity/WaveFunction/VectorWaveFunction.h"
10 #include "ThePEG/Helicity/WaveFunction/TensorWaveFunction.h"
11 #include "AbstractVVTVertex.fh"
12 
13 namespace ThePEG {
14 namespace Helicity {
15 
20 
21 public:
22 
23 
27  AbstractVVTVertex() : VertexBase(VertexType::VVT) {}
28 
42  virtual Complex evaluate(Energy2 q2,const VectorWaveFunction & vec1,
43  const VectorWaveFunction & vec2,
44  const TensorWaveFunction & ten3,
45  Energy vmass=-GeV) = 0;
46 
60  virtual TensorWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
61  const VectorWaveFunction & vec1,
62  const VectorWaveFunction & vec2,
63  Energy vmass=-GeV,
64  complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
65 
78  virtual VectorWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
79  const VectorWaveFunction & vec1,
80  const TensorWaveFunction & ten3,
81  complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
83 
84 public:
85 
92  static void Init();
93 
94 private:
95 
100  AbstractVVTVertex & operator=(const AbstractVVTVertex &) = delete;
101 
102 };
103 
104 }
105 }
106 
107 
108 namespace ThePEG {
109 
110 }
111 #endif /* HELICITY_AbstractVVTVertex_H */
std::complex< double > Complex
ThePEG code should use Complex for all complex scalars.
Definition: Complex.h:23
TransientConstRCPtr is a simple wrapper around a bare const pointer which can be assigned to and from...
Definition: RCPtr.h:696
This is the main namespace within which all identifiers in ThePEG are declared.
Definition: FactoryBase.h:28
The VertexBase class is the base class for all helicity amplitude vertices.
Definition: VertexBase.h:83
virtual Complex evaluate(Energy2 q2, const VectorWaveFunction &vec1, const VectorWaveFunction &vec2, const TensorWaveFunction &ten3, Energy vmass=-GeV)=0
Members to calculate the helicity amplitude expressions for vertices and off-shell particles...
static void Init()
The standard Init function used to initialize the interfaces.
Here is the documentation of the AbstractVVTVertex class.
AbstractVVTVertex & operator=(const AbstractVVTVertex &)=delete
The assignment operator is private and must never be called.
AbstractVVTVertex()
Default constructor.