/usr/include/ThePEG/PDF/GRV94L.h is in libthepeg-dev 1.8.0-1.1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 | // -*- C++ -*-
//
// GRV94L.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2011 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef ThePEG_GRV94L_H
#define ThePEG_GRV94L_H
// This is the declaration of the GRV94L class.
#include "ThePEG/PDF/GRVBase.h"
namespace ThePEG {
/**
* GRV94L inherits from PDFBase via the GRVBase class and implements
* the GRV94L parton densities for (anti) protons and neutrons.
*
* @see \ref GRV94LInterfaces "The interfaces"
* defined for GRV94L.
*/
class GRV94L: public GRVBase {
/**
* Return the cutoff scale.
*/
Energy2 mu2() const { return 0.23*GeV2; }
/**
* Return the square of \f$\Lambda_{QCD}\f$ used.
*/
Energy2 lam2() const { return sqr(0.2322*GeV); }
protected:
/**
* Setup the \a l\f$=\log{1/x}\f$ and \a scale \f$Q^2\f$ to be used
* in the following call to uv(), dv)=, etc.
*/
virtual void setup(double l, Energy2 scale) const;
/**
* Return the value of the u valens density for the values previously given
* by setup().
*/
virtual double uv() const;
/**
* Return the value of the d valens density for the values previously given
* by setup().
*/
virtual double dv() const;
/**
* Return the value of the difference between the u and d sea
* densities for the values previously given by setup().
*/
virtual double del() const;
/**
* Return the value of the average u and d sea densities for the
* values previously given by setup().
*/
virtual double udb() const;
/**
* Return the value of the s density for the values previously given by
* setup().
*/
virtual double sb() const;
/**
* Return the value of the c density for the values previously given by
* setup().
*/
virtual double cb() const;
/**
* Return the value of the b density for the values previously given by
* setup().
*/
virtual double bb() const;
/**
* Return the value of the gluon densities for the values previously
* given by setup().
*/
virtual double gl() const;
public:
/**
* Standard Init function used to initialize the interface.
*/
static void Init();
protected:
/** @name Clone Methods. */
//@{
/**
* Make a simple clone of this object.
* @return a pointer to the new object.
*/
virtual IBPtr clone() const;
/** Make a clone of this object, possibly modifying the cloned object
* to make it sane.
* @return a pointer to the new object.
*/
virtual IBPtr fullclone() const;
//@}
private:
/**
* Describe a concrete class without persistent data.
*/
static NoPIOClassDescription<GRV94L> initGRV94L;
/**
* Private and non-existent assignment operator.
*/
GRV94L & operator=(const GRV94L &);
};
/** @cond TRAITSPECIALIZATIONS */
/** This template specialization informs ThePEG about the
* base classes of GRV94L. */
template <>
struct BaseClassTrait<GRV94L,1>: public ClassTraitsType {
/** Typedef of the first base class of GRV94L. */
typedef GRVBase NthBase;
};
/** This template specialization informs ThePEG about the name of the
* GRV94L class and the shared object where it is defined. */
template <>
struct ClassTraits<GRV94L>: public ClassTraitsBase<GRV94L> {
/** Return a platform-independent class name */
static string className() { return "ThePEG::GRV94L"; }
/** Return the name of the shared library be loaded to get access to
* the GRV94L class and every other class it uses (except
* the base class). */
static string library() { return "GRV94L.so"; }
};
/** @endcond */
}
#endif /* ThePEG_GRV94L_H */
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