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GlobalEventData_singleton.h

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// GlobalEventData.h sigleton version
#ifndef _Atlfast_GlobalEventData_H
#define _Atlfast_GlobalEventData_H

// Normal STL and physical vectors

// Gaudi

namespace HepMC_helper{
  class IMCselector;
}

namespace Atlfast {
  class GlobalEventDataMaker;
  class GlobalEventData {
  public:

    friend GlobalEventDataMaker;
    int lumi()                                  {return m_lumi;}
    bool fieldOn()                              {return m_fieldOn;}
    double barrelForwardEta()                   {return m_barrelForwardEta;}
    int randSeed()                              {return m_randSeed;}
    HepMC_helper::IMCselector* visibleToCal()   {return m_visibleToCal;}
    HepMC_helper::IMCselector* visibleToAtlas() {return m_visibleToAtlas;}
    static GlobalEventData* Instance();
  private:
    void setValues(int,bool,double,int,std::vector<int>);
    GlobalEventData(){};
    int m_lumi;
    bool        m_fieldOn;
    double      m_barrelForwardEta;
    int         m_randSeed;
    HepMC_helper::IMCselector*  m_visibleToCal;
    HepMC_helper::IMCselector*  m_visibleToAtlas;
    std::vector<int> m_invisibles; 
    static GlobalEventData* m_instance;

  };
} // end of namespace bracket
#endif

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