DDVCS/cross_section/DDVCSCrossSectionUUMinus.h

0001 #ifndef DDVCSCROSSSECTIONUUMINUS_H
0002 #define DDVCSCROSSSECTIONUUMINUS_H
0003
0004 /**
0005  * @file DDVCSCrossSectionUUMinus.h
0006  * @author Pawel Sznajder (IPNO)
0007  * @date November 25, 2016
0008  * @version 1.0
0009  */
0010
0011 #include <string>
0012
0013 #include "../../../../beans/gpd/GPDType.h"
0014 #include "../../../../beans/List.h"
0015 #include "../../../../utils/type/PhysicalType.h"
0016 #include "../DDVCSObservable.h"
0017
0018 namespace PARTONS {
0019
0020 /**
0021  * @class DDVCSCrossSectionUUMinus
0022  * @brief Unpolarized cross-section for negative beam charge.
0023  *
0024  * Unit: \f$\mathrm{nbarn}/\mathrm{GeV}^4\f$.
0025  */
0026 class DDVCSCrossSectionUUMinus: public DDVCSObservable {
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     DDVCSCrossSectionUUMinus(const std::string &className);
0040
0041     /**
0042      * Destructor.
0043      */
0044     virtual ~DDVCSCrossSectionUUMinus();
0045
0046     virtual DDVCSCrossSectionUUMinus* clone() const;
0047
0048 protected:
0049
0050     /**
0051      * Copy constructor.
0052      * @param other Object to be copied.
0053      */
0054     DDVCSCrossSectionUUMinus(const DDVCSCrossSectionUUMinus &other);
0055
0056     virtual PhysicalType<double> computeObservable(
0057             const DDVCSObservableKinematic& kinematic,
0058             const List<GPDType>& gpdType);
0059 };
0060
0061 } /* namespace PARTONS */
0062
0063 #endif /* DDVCSCROSSSECTIONUUMINUS_H */