Susy/RPV/RPVFFWVertex.h

0001 // -*- C++ -*-
0002 #ifndef Herwig_RPVFFWVertex_H
0003 #define Herwig_RPVFFWVertex_H
0004 //
0005 // This is the declaration of the RPVFFWVertex class.
0006 //
0007
0008 #include "ThePEG/Helicity/Vertex/Vector/FFVVertex.h"
0009 #include "Herwig/Models/Susy/SusyBase.h"
0010 #include "Herwig/Models/Susy/MixingMatrix.fh"
0011
0012 namespace Herwig {
0013
0014 using namespace ThePEG;
0015
0016 /**
0017  * Here is the documentation of the RPVFFWVertex class.
0018  *
0019  * @see \ref RPVFFWVertexInterfaces "The interfaces"
0020  * defined for RPVFFWVertex.
0021  */
0022 class RPVFFWVertex: public Helicity::FFVVertex {
0023
0024 public:
0025
0026   /**
0027    * The default constructor.
0028    */
0029   RPVFFWVertex();
0030
0031   /**
0032    * Calculate the couplings.
0033    * @param q2 The scale \f$q^2\f$ for the coupling at the vertex.
0034    * @param part1 The ParticleData pointer for the first  particle.
0035    * @param part2 The ParticleData pointer for the second particle.
0036    * @param part3 The ParticleData pointer for the third  particle.
0037    */
0038   virtual void setCoupling(Energy2 q2, tcPDPtr part1,
0039                            tcPDPtr part2, tcPDPtr part3);
0040
0041 public:
0042
0043   /** @name Functions used by the persistent I/O system. */
0044   //@{
0045   /**
0046    * Function used to write out object persistently.
0047    * @param os the persistent output stream written to.
0048    */
0049   void persistentOutput(PersistentOStream & os) const;
0050
0051   /**
0052    * Function used to read in object persistently.
0053    * @param is the persistent input stream read from.
0054    * @param version the version number of the object when written.
0055    */
0056   void persistentInput(PersistentIStream & is, int version);
0057   //@}
0058
0059   /**
0060    * The standard Init function used to initialize the interfaces.
0061    * Called exactly once for each class by the class description system
0062    * before the main function starts or
0063    * when this class is dynamically loaded.
0064    */
0065   static void Init();
0066
0067 protected:
0068
0069   /** @name Clone Methods. */
0070   //@{
0071   /**
0072    * Make a simple clone of this object.
0073    * @return a pointer to the new object.
0074    */
0075   virtual IBPtr clone() const;
0076
0077   /** Make a clone of this object, possibly modifying the cloned object
0078    * to make it sane.
0079    * @return a pointer to the new object.
0080    */
0081   virtual IBPtr fullclone() const;
0082   //@}
0083
0084 protected:
0085
0086   /** @name Standard Interfaced functions. */
0087   //@{
0088   /**
0089    * Initialize this object after the setup phase before saving an
0090    * EventGenerator to disk.
0091    * @throws InitException if object could not be initialized properly.
0092    */
0093   virtual void doinit();
0094   //@}
0095
0096 private:
0097
0098   /**
0099    * The assignment operator is private and must never be called.
0100    * In fact, it should not even be implemented.
0101    */
0102   RPVFFWVertex & operator=(const RPVFFWVertex &) = delete;
0103
0104 private:
0105
0106   /** @name Quark flavour parameters */
0107   //@{
0108   /**
0109    * True, if a diagonal CKM matrix should be assumed. This ignores
0110    * the CKM object of the StandardModel.
0111    */
0112   bool _diagonal;
0113
0114   /**
0115    *  The elements of the CKM matrix.
0116    */
0117   vector<vector<Complex> > _ckm;
0118   //@}
0119
0120   /**
0121    * Store \f$sin(\theta_W)\f$
0122    */
0123   double _sw;
0124
0125   /**
0126    * Store the neutralino mixing matrix
0127    */
0128   tMixingMatrixPtr _theN;
0129
0130   /**
0131    * Store the U-type chargino mixing matrix
0132    */
0133   tMixingMatrixPtr _theU;
0134
0135   /**
0136    * Store the V-type chargino mixing matrix
0137    */
0138   tMixingMatrixPtr _theV;
0139
0140  /**
0141    * The value of the coupling when it was last evaluated
0142    */
0143   Complex _couplast;
0144
0145   /**
0146    * The scale at which the coupling was last evaluated
0147    */
0148   Energy2 _q2last;
0149
0150   /**
0151    * The id of the first chargino the last time the vertex was evaluated
0152    */
0153   long _id1last;
0154
0155   /**
0156    * The id of the second chargino the last time the vertex was evaluated
0157    */
0158   long _id2last;
0159
0160   /**
0161    * The value of the left coupling when it was last evaluated
0162    */
0163   Complex _leftlast;
0164
0165   /**
0166    * The value of the right coupling when it was last evaluated
0167    */
0168   Complex _rightlast;
0169
0170   /**
0171    *  Which interactions to include
0172    */
0173   unsigned int _interactions;
0174 };
0175
0176 }
0177
0178 #endif /* Herwig_RPVFFWVertex_H */