/usr/include/ThePEG/Helicity/Vertex/AbstractFFSVertex.h is in libthepeg-dev 1.8.0-3build1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 | // -*- C++ -*-
#ifndef HELICITY_AbstractFFSVertex_H
#define HELICITY_AbstractFFSVertex_H
//
// This is the declaration of the AbstractFFSVertex class.
//
#include "VertexBase.h"
#include "ThePEG/Helicity/WaveFunction/SpinorWaveFunction.h"
#include "ThePEG/Helicity/WaveFunction/SpinorBarWaveFunction.h"
#include "ThePEG/Helicity/WaveFunction/ScalarWaveFunction.h"
#include "AbstractFFSVertex.fh"
namespace ThePEG {
namespace Helicity {
/**
* The AbstractFFSVertex class provides a base class for all
* fermion-fermion-scalar vertices in ThePEG.
*/
class AbstractFFSVertex: public VertexBase {
public:
/**
* Default constructor
*/
AbstractFFSVertex() : VertexBase(VertexType::FFS) {}
/**
* Members to calculate the helicity amplitude expressions for vertices
* and off-shell particles.
*/
//@{
/**
* Evalulate the vertex.
* @param q2 The scale \f$q^2\f$ for the coupling at the vertex.
* @param sp1 The wavefunction for the ferimon.
* @param sbar2 The wavefunction for the antifermion.
* @param sca3 The wavefunction for the scalar.
*/
virtual Complex evaluate(Energy2 q2,const SpinorWaveFunction & sp1,
const SpinorBarWaveFunction & sbar2,
const ScalarWaveFunction & sca3) = 0;
/**
* Evaluate the off-shell spinor coming from the vertex.
* @param q2 The scale \f$q^2\f$ for the coupling at the vertex.
* @param iopt Option of the shape of the Breit-Wigner for the off-shell spinor.
* @param out The ParticleData pointer for the off-shell spinor.
* @param sp1 The wavefunction for the ferimon.
* @param sca3 The wavefunction for the scalar.
* @param mass The mass of the off-shell particle if not taken from the ParticleData
* object
* @param width The width of the off-shell particle if not taken from the ParticleData
* object
*/
virtual SpinorWaveFunction evaluate(Energy2 q2,int iopt,tcPDPtr out,
const SpinorWaveFunction & sp1,
const ScalarWaveFunction & sca3,
complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
/**
* Evaluate the off-shell barred spinor coming from the vertex.
* @param q2 The scale \f$q^2\f$ for the coupling at the vertex.
* @param iopt Option of the shape of the Breit-Wigner for the off-shell barred spinor.
* @param out The ParticleData pointer for the off-shell barred spinor.
* @param sbar2 The wavefunction for the antifermion.
* @param sca3 The wavefunction for the scalar.
* @param mass The mass of the off-shell particle if not taken from the ParticleData
* object
* @param width The width of the off-shell particle if not taken from the ParticleData
* object
*/
virtual SpinorBarWaveFunction evaluate(Energy2 q2,int iopt,tcPDPtr out,
const SpinorBarWaveFunction & sbar2,
const ScalarWaveFunction & sca3,
complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
/**
* Evaluate the off-shell scalar coming from the vertex.
* @param q2 The scale \f$q^2\f$ for the coupling at the vertex.
* @param iopt Option of the shape of the Breit-Wigner for the off-shell scalar.
* @param out The ParticleData pointer for the off-shell scalar.
* @param sp1 The wavefunction for the ferimon.
* @param sbar2 The wavefunction for the antifermion.
* @param mass The mass of the off-shell particle if not taken from the ParticleData
* object
* @param width The width of the off-shell particle if not taken from the ParticleData
* object
*/
virtual ScalarWaveFunction evaluate(Energy2 q2,int iopt,tcPDPtr out,
const SpinorWaveFunction & sp1,
const SpinorBarWaveFunction & sbar2,
complex<Energy> mass=-GeV, complex<Energy> width=-GeV) = 0;
//@}
public:
/**
* The standard Init function used to initialize the interfaces.
* Called exactly once for each class by the class description system
* before the main function starts or
* when this class is dynamically loaded.
*/
static void Init();
private:
/**
* The static object used to initialize the description of this class.
* Indicates that this is an abstract class without persistent data.
*/
static AbstractNoPIOClassDescription<AbstractFFSVertex> initAbstractFFSVertex;
/**
* The assignment operator is private and must never be called.
* In fact, it should not even be implemented.
*/
AbstractFFSVertex & operator=(const AbstractFFSVertex &);
};
}
}
#include "ThePEG/Utilities/ClassTraits.h"
namespace ThePEG {
/** @cond TRAITSPECIALIZATIONS */
/** This template specialization informs ThePEG about the
* base classes of AbstractFFSVertex. */
template <>
struct BaseClassTrait<Helicity::AbstractFFSVertex,1> {
/** Typedef of the first base class of AbstractFFSVertex. */
typedef VertexBase NthBase;
};
/** This template specialization informs ThePEG about the name of
* the AbstractFFSVertex class and the shared object where it is defined. */
template <>
struct ClassTraits<Helicity::AbstractFFSVertex>
: public ClassTraitsBase<Helicity::AbstractFFSVertex> {
/** Return a platform-independent class name */
static string className() { return "Helicity::AbstractFFSVertex"; }
};
/** @endcond */
}
#endif /* HELICITY_AbstractFFSVertex_H */
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