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// -*- C++ -*-
//
// UEDBase.h is a part of Herwig++ - A multi-purpose Monte Carlo event generator
// Copyright (C) 2002-2007 The Herwig Collaboration
//
// Herwig++ is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef HERWIG_UEDBase_H
#define HERWIG_UEDBase_H
//
// This is the declaration of the UEDBase class.
//
#include "Herwig++/Models/StandardModel/StandardModel.h"
#include "ThePEG/Helicity/Vertex/AbstractFFVVertex.h"
#include "ThePEG/Helicity/Vertex/AbstractFFSVertex.h"
#include "ThePEG/Helicity/Vertex/AbstractVVVVertex.h"
#include "ThePEG/Helicity/Vertex/AbstractVSSVertex.h"
#include "UEDBase.fh"
namespace Herwig {
using namespace ThePEG;
/**
* This class serves as a base class for all UED models. It stores the
* values of the inverse radius and the product \f$\Lambda R \f$ and has functions
* to calculate the radiative corrections to the nth level KK excitations.
*
* To use this class for n > 1 simply inherit off it, calculate the necessary masses
* using the provided functions for the new excitations and add the
* appropriate vertices.
*
* @see \ref UEDBaseInterfaces "The interfaces"
* defined for UEDBase.
*/
class UEDBase: public StandardModel {
public:
/** Typedef for ID-Mass pair. */
typedef pair<long, Energy> IDMassPair;
/** Typedef for unsigned int/double map to store Weinburg angles.*/
typedef map<unsigned int, double> WAMap;
public:
/**
* The default constructor.
*/
UEDBase();
/** @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);
//@}
/**
* 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();
public:
/** @name Public Access Functions.*/
//@{
/**
* Return the compactification radius
*/
inline InvEnergy compactRadius() const;
/**
* Return the Weinburg mixing angle for any level.
*/
double sinThetaN(const unsigned int n) const;
/**
* Return the Weinburg mixing angle for \f$n = 1\f$
*/
inline double sinThetaOne() const;
//@}
protected:
/**
* Add a new ID,mass pair to the mass storage
* @param elem The element to add in to storage
*/
inline void addMassElement(IDMassPair elem);
/**
* Add a new mixing angle to the storage
* @param n The level
* @param val The value
*/
inline void addMixingAngle(const unsigned int n,
const double val);
private:
/** @name Utility Functions for calculating masses. */
//@{
/**
* Calculate the radiative corrections to the masses of the KK excitations
* @param n The KK-level for which to calculate the masses.
*/
void calculateKKMasses(const unsigned int n) throw(InitException);
/**
* Calculate the radiative corrections to the spin-0 and spin-1
* masses of the KK excitations
* @param n The KK-level for which to calculate the masses.
*/
void bosonMasses(const unsigned int n);
/**
* Calculate the radiative corrections to the spin-1/2
* masses of the KK excitations.
* @param n The KK-level for which to calculate the masses.
*/
void fermionMasses(const unsigned int n);
/**
* Reset the mass of the ParticleData object
*@param id The id of the particles mass to reset
*@param value The new mass
*/
void resetMass(long id, Energy value) throw(InitException);
/**
* Calculate the Weinburg Mixing angle for the appropriate level.
* @param n The KK-level for which to calculate the mixing angle.
*/
double calculateMixingAngle(const unsigned int n);
//@}
/**
* Write out a spectrum file ordered in mass (name can be set by an interface).
*/
void writeSpectrum();
/**
* A predicate for sorting the list of masses.
*/
static inline bool lowerMass(const pair<long, Energy> & p1,
const pair<long, Energy> & p2);
protected:
/** @name Clone Methods. */
//@{
/**
* Make a simple clone of this object.
* @return a pointer to the new object.
*/
inline 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.
*/
inline virtual IBPtr fullclone() const;
//@}
protected:
/** @name Standard Interfaced functions. */
//@{
virtual void doinit() throw(InitException);
//@}
private:
/**
* The static object used to initialize the description of this class.
* Indicates that this is a concrete class with persistent data.
*/
static ClassDescription<UEDBase> initUEDBase;
/**
* The assignment operator is private and must never be called.
* In fact, it should not even be implemented.
*/
UEDBase & operator=(const UEDBase &);
private:
/**
* Whether to calculate the radiative corrections to the KK masses
*/
bool theRadCorr;
/**
* Store the radius of the compactified dimension.
*/
Energy theInvRadius;
/**
* The value of \f$\Lambda R \f$.
*/
double theLambdaR;
/**
* The boundary mass term for the Higgs.
*/
Energy theMbarH;
/**
* The values of \f$\sin\theta_N\f$
*/
WAMap theMixingAngles;
/**
* Store \f$\sin\theta_1\f$ for faster access
*/
double theSinThetaOne;
/**
* Store the masses of the new particles
*/
vector<IDMassPair> theMasses;
/**
* The value of the vacuum expectation value of the higgs field.
*/
Energy theVeV;
/** @name The level 1 UED vertices. */
//@{
/**
* The \f$\bar{f}^{(1)}f^{(1)}Z^{(0)}\f$
*/
AbstractFFVVertexPtr theF1F1Z0Vertex;
/**
* The \f$\bar{f}^{(1)}f^{(1)}g^{(0)}\f$
*/
AbstractFFVVertexPtr theF1F1G0Vertex;
/**
* The \f$\bar{f}^{(1)}f^{(0)}g^{(1)}\f$
*/
AbstractFFVVertexPtr theF1F0G1Vertex;
/**
* The \f$g^{(1)}g^{(1)}g\f$ vertex
*/
AbstractVVVVertexPtr theG1G1G0Vertex;
/**
* The \f$g\,g\,g^{(1)},g^{(1)}\f$ vertex
*/
AbstractVVVVVertexPtr theG0G0G1G1Vertex;
/**
* The \f$\bar{f}^{(1)}f^{(1)}\gamma\f$
*/
AbstractFFVVertexPtr theF1F1P0Vertex;
/**
* The \f$\bar{f}^{(1)}f^{(1)}W\f$
*/
AbstractFFVVertexPtr theF1F1W0Vertex;
/**
* The \f$\bar{f}^{(1)}f^{(0)}W^{(1)}\f$
*/
AbstractFFVVertexPtr theF1F0W1Vertex;
/**
* The \f$\bar{f}^{(1)}f^{(0)}H^{(1)}\f$
*/
AbstractFFSVertexPtr theF1F0H1Vertex;
/**
* The \f$ A^\mu_{(0)}H^+_{(1)}H-_{(1)}\f$
*/
AbstractVSSVertexPtr theP0H1H1Vertex;
/**
* The \f$ Z^\mu_{(0)}H^+_{(1)}H-_{(1)}\f$
*/
AbstractVSSVertexPtr theZ0H1H1Vertex;
/**
* The \f$ W^\pm_{\mu(0)}A_{(1)}H^\mp_{(1)}\f$
*/
AbstractVSSVertexPtr theW0A1H1Vertex;
/**
* The \f$ Z^\mu_{\mu(0)}A_{(1)}h_{(1)}\f$
*/
AbstractVSSVertexPtr theZ0A1h1Vertex;
/**
* The \f$W^{(1)}Z^{(1)}W_{(0)}\f$ vertex
*/
AbstractVVVVertexPtr theW0W1W1Vertex;
//@}
};
}
#include "ThePEG/Utilities/ClassTraits.h"
namespace ThePEG {
/** @cond TRAITSPECIALIZATIONS */
/** This template specialization informs ThePEG about the
* base classes of UEDBase. */
template <>
struct BaseClassTrait<Herwig::UEDBase,1> {
/** Typedef of the first base class of UEDBase. */
typedef Herwig::StandardModel NthBase;
};
/** This template specialization informs ThePEG about the name of
* the UEDBase class and the shared object where it is defined. */
template <>
struct ClassTraits<Herwig::UEDBase>
: public ClassTraitsBase<Herwig::UEDBase> {
/** Return a platform-independent class name */
static string className() { return "Herwig::UEDBase"; }
/**
* The name of a file containing the dynamic library where the class
* UEDBase is implemented. It may also include several, space-separated,
* libraries if the class UEDBase depends on other classes (base classes
* excepted). In this case the listed libraries will be dynamically
* linked in the order they are specified.
*/
static string library() { return "HwUED.so"; }
};
/** @endcond */
}
#include "UEDBase.icc"
#endif /* HERWIG_UEDBase_H */

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