/usr/include/ThePEG/PDT/ConstituentParticleData.h is in libthepeg-dev 1.8.0-1.1.
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//
// ConstituentParticleData.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_ConstituentParticleData_H
#define ThePEG_ConstituentParticleData_H
// This is the declaration of the ConstituentParticleData class.
#include "ThePEG/PDT/ParticleData.h"
namespace ThePEG {
/**
* ConstituentParticleData inherits from the ParticleData class and is
* used for quarks, diquarks and gluons to store information about
* their constituent mass.
*
* @see \ref ConstituentParticleDataInterfaces "The interfaces"
* defined for ConstituentParticleData.
*/
class ConstituentParticleData: public virtual ParticleData {
public:
/** @name Standard constructors and destructors. */
//@{
/**
* Default constructor.
*/
ConstituentParticleData()
: theConstituentMass(ZERO), theDefaultConstituentMass(ZERO) {}
//@}
/** @name The Create methods are special interfaces for ParticleData
classes. */
//@{
/**
* Create a Particle which is its own anti-particle.
*/
static PDPtr Create(long newId, string newPDGName);
/**
* Create a particle - anti particle pair.
*/
static PDPair Create(long newId, string newPDGName, string newAntiPDGName);
//@}
public:
/**
* Return the constituent mass of this parton.
*/
virtual Energy constituentMass() const { return theConstituentMass; }
public:
/** @name Functions used by the persistent I/O system. */
//@{
/**
* Function used to write out object persistently.
* @param os the persistent output stream written to.
*/
void persistentOutput(PersistentOStream & os) const;
/**
* Function used to read in object persistently.
* @param is the persistent input stream read from.
* @param version the version number of the object when written.
*/
void persistentInput(PersistentIStream & is, int version);
//@}
/**
* Standard Init function used to initialize the interface.
*/
static void Init();
protected:
/**
* Protected constructor only to be used by subclasses or by the
* Create method.
*/
ConstituentParticleData(long newId, string newPDGName);
/**
* Read setup info from a standard stream. The information that must
* be supplied is the same as for ParticleData::readSetup with an
* additional constituent mass (in GeV) added in the end.
*/
virtual void readSetup(istream & is);
/**
* ParticleData clone method
*/
virtual PDPtr pdclone() const;
private:
/**
* Utility function for the interface.
*/
void setConstituentMass(Energy m);
/**
* Utility function for the interface.
*/
Energy defConstituentMass() const;
private:
/**
* The constituent mass of this parton.
*/
Energy theConstituentMass;
/**
* The default constituent mass of this parton.
*/
Energy theDefaultConstituentMass;
private:
/**
* Describe a concrete class with persistent data.
*/
static ClassDescription<ConstituentParticleData> initConstituentParticleData;
/**
* Private and non-existent assignment operator.
*/
ConstituentParticleData & operator=(const ConstituentParticleData &);
};
/** @cond TRAITSPECIALIZATIONS */
/** This template specialization informs ThePEG about the
* base classes of ConstituentParticleData. */
template <>
struct BaseClassTrait<ConstituentParticleData,1>: public ClassTraitsType {
/** Typedef of the first base class of ConstituentParticleData. */
typedef ParticleData NthBase;
};
/** This template specialization informs ThePEG about the name of the
* ConstituentParticleData class. */
template <>
struct ClassTraits<ConstituentParticleData>:
public ClassTraitsBase<ConstituentParticleData> {
/** Return a platform-independent class name */
static string className() { return "ThePEG::ConstituentParticleData"; }
};
/** @endcond */
}
#endif /* ThePEG_ConstituentParticleData_H */
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