xi_converter/TCS/TCSXiConverterTauToXi.h

0001 #ifndef TCS_XI_CONVERTER_TAU_TO_XI_H
0002 #define TCS_XI_CONVERTER_TAU_TO_XI_H
0003
0004 /**
0005  * @file TCSXiConverterTauToXi.h
0006  * @author Bryan BERTHOU (SPhN / CEA Saclay)
0007  * @date 28 October 2015
0008  * @version 1.0
0009  */
0010
0011 #include <string>
0012
0013 #include "../../../utils/type/PhysicalType.h"
0014 #include "TCSXiConverterModule.h"
0015
0016 namespace PARTONS {
0017
0018 /**
0019  * @class TCSXiConverterTauToXi
0020  *
0021  * @brief Evaluation of GPD variable xi from \f$\tau\f$ for TCS.
0022  *
0023  * \f$\tau = Q'^{2}/(s-M^{2})\f$
0024  * \f$\xi = \tau/(2 - \tau)\f$
0025  */
0026 class TCSXiConverterTauToXi: public TCSXiConverterModule {
0027
0028 public:
0029
0030     /**
0031      * Unique ID to automatically register the class in the registry.
0032      */
0033     static const unsigned int classId;
0034
0035     /**
0036      * Constructor.
0037      * @param className Name of class.
0038      */
0039     TCSXiConverterTauToXi(const std::string &className);
0040
0041     /**
0042      * Copy constructor.
0043      * @param other Object to be copied.
0044      */
0045     TCSXiConverterTauToXi(const TCSXiConverterTauToXi &other);
0046
0047     /**
0048      * Destructor.
0049      */
0050     virtual ~TCSXiConverterTauToXi();
0051
0052     virtual TCSXiConverterTauToXi* clone() const;
0053     virtual PhysicalType<double> compute(
0054             const TCSObservableKinematic& kinematic);
0055 };
0056
0057 } /* namespace PARTONS */
0058
0059 #endif /* TCS_XI_CONVERTER_TAU_TO_XI_H */