Run.hh

// -*- C++ -*-
#ifndef RIVET_Run_HH
#define RIVET_Run_HH
 
#include "Rivet/Tools/Logging.hh"
#include "Rivet/Tools/RivetHepMC.hh"
#include "Rivet/Tools/RivetSTL.hh"
 
namespace Rivet {
 
 
  // Forward declaration
  class AnalysisHandler;
 

  class Run {
  public:
 
    // /// Default constructor, makes its own default AnalysisHandler.
    // /// @todo Allowing this requires the AnalysisHandler to be stored by value/ptr...
    // Run();

    Run(AnalysisHandler& ah);

    ~Run();
 


    AnalysisHandler& handler() {
      return _ah;
    }

    const AnalysisHandler& handler() const {
      return _ah;
    }

 


    Run& setCrossSection(double xs);

    Run& setListAnalyses(bool dolist);

 


    bool init(const std::string& evtfile, double weight = 1.0);

    bool openFile(const std::string& evtfile, double weight = 1.0);

    bool readEvent();

    bool readEvents(const std::string& evtfile, int nmax = -1, double weight = 1.0);

    //bool skipEvent();

    size_t numEvents() const {
      return _evtcount;
    }

    bool processEvent();

    bool finalize();

 
 
  private:

    Log& getLog() const;

    AnalysisHandler& _ah;


    double _fileweight = 1.0;

    double _xs = NAN;

    size_t _evtcount = 0;

    int _evtnumber = -1;

 

    bool _listAnalyses = false;
 


    std::shared_ptr<GenEvent> _evt;

    std::shared_ptr<std::istream> _istr;

    std::shared_ptr<HepMC_IO_type> _hepmcReader;

  };
 
 
}
 
#endif