Herwig7Interface.h

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#ifndef GeneratorInterface_Herwig7Interface_Herwig7Interface_h
#define GeneratorInterface_Herwig7Interface_Herwig7Interface_h



#include <memory>
#include <string>

#include <boost/shared_ptr.hpp>

#include <HepMC/GenEvent.h>
#include <HepMC/PdfInfo.h>
#include <HepMC/IO_BaseClass.h>

#include <ThePEG/Repository/EventGenerator.h>
#include <ThePEG/EventRecord/Event.h>

#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "GeneratorInterface/Herwig7Interface/interface/RandomEngineGlue.h"
#include "GeneratorInterface/Herwig7Interface/interface/HepMCTemplate.h"
#include "GeneratorInterface/Herwig7Interface/interface/HerwigUIProvider.h"

namespace CLHEP {
  class HepRandomEngine;
}

class Herwig7Interface {
    public:
    Herwig7Interface(const edm::ParameterSet &params);
    ~Herwig7Interface();

        void setPEGRandomEngine(CLHEP::HepRandomEngine*);

    ThePEG::EGPtr               eg_;



    protected:
    void initRepository(const edm::ParameterSet &params);
    bool initGenerator();
    void flushRandomNumberGenerator();

    static std::auto_ptr<HepMC::GenEvent>
                convert(const ThePEG::EventPtr &event);

    static double pthat(const ThePEG::EventPtr &event);

    

    std::auto_ptr<HepMC::IO_BaseClass>  iobc_;

    // HerwigUi contains settings piped to Herwig7
    Herwig::HerwigUIProvider* HwUI_;

    void callHerwigGenerator();


    // The Inputfile ist created according to the parameter set
    void createInputFile(const edm::ParameterSet &params);



    private:
    boost::shared_ptr<ThePEG::RandomEngineGlue::Proxy>
                        randomEngineGlueProxy_;

    const std::string           dataLocation_;
    const std::string           generator_;
    const std::string           run_;
    // File name containing Herwig input config 
    std::string             dumpConfig_;
    const unsigned int          skipEvents_;
};







#endif // GeneratorInterface_Herwig7Interface_Herwig7Interface_h