/usr/include/ThePEG/Helicity/Vertex/AbstractSSSSVertex.h is in libthepeg-dev 1.8.0-3build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | // -*- C++ -*-
#ifndef HELICITY_AbstractSSSSVertex_H
#define HELICITY_AbstractSSSSVertex_H
//
// This is the declaration of the AbstractSSSSVertex class.
//
#include "VertexBase.h"
#include "ThePEG/Helicity/WaveFunction/ScalarWaveFunction.h"
#include "AbstractSSSSVertex.fh"
namespace ThePEG {
namespace Helicity {
/**
* The AbstractSSSSVertex class is the base class for all scalar-scalar-scalar
* interactions in ThePEG
*/
class AbstractSSSSVertex: public VertexBase {
public:
/**
* Default constructor
*/
AbstractSSSSVertex() : VertexBase(VertexType::SSSS) {}
/**
* Members to calculate the helicity amplitude expressions for vertices
* and off-shell particles.
*/
//@{
/**
* Evaluate the vertex.
* @param q2 The scale \f$q^2\f$ for the coupling at the vertex.
* @param sca1 The wavefunction for the first scalar.
* @param sca2 The wavefunction for the second scalar.
* @param sca3 The wavefunction for the third scalar.
* @param sca4 The wavefunction for the fourth scalar.
*/
virtual Complex evaluate(Energy2 q2,const ScalarWaveFunction & sca1,
const ScalarWaveFunction & sca2,
const ScalarWaveFunction & sca3,
const ScalarWaveFunction & sca4) = 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 sca1 The wavefunction for the first scalar.
* @param sca2 The wavefunction for the second scalar.
* @param sca3 The wavefunction for the third scalar.
*/
virtual ScalarWaveFunction evaluate(Energy2 q2,int iopt, tcPDPtr out,
const ScalarWaveFunction & sca1,
const ScalarWaveFunction & sca2,
const ScalarWaveFunction & sca3) = 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<AbstractSSSSVertex> initAbstractSSSSVertex;
/**
* The assignment operator is private and must never be called.
* In fact, it should not even be implemented.
*/
AbstractSSSSVertex & operator=(const AbstractSSSSVertex &);
};
}
}
#include "ThePEG/Utilities/ClassTraits.h"
namespace ThePEG {
/** @cond TRAITSPECIALIZATIONS */
/** This template specialization informs ThePEG about the
* base classes of AbstractSSSSVertex. */
template <>
struct BaseClassTrait<Helicity::AbstractSSSSVertex,1> {
/** Typedef of the first base class of AbstractSSSSVertex. */
typedef Helicity::VertexBase NthBase;
};
/** This template specialization informs ThePEG about the name of
* the AbstractSSSSVertex class and the shared object where it is defined. */
template <>
struct ClassTraits<Helicity::AbstractSSSSVertex>
: public ClassTraitsBase<Helicity::AbstractSSSSVertex> {
/** Return a platform-independent class name */
static string className() { return "Helicity::AbstractSSSSVertex"; }
};
/** @endcond */
}
#endif /* HELICITY_AbstractSSSSVertex_H */
|