EveIdCalculator.h

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#ifndef SIM_EveIdCalculator_H
#define SIM_EveIdCalculator_H

#include <map>

namespace sim {

  // Forward declaration
  class ParticleList;

  class EveIdCalculator
  {
  public:

    EveIdCalculator();
    virtual ~EveIdCalculator();

    void Init( const sim::ParticleList* list );

    const sim::ParticleList* ParticleList() const { return m_particleList; }


    int CalculateEveId( const int trackID );

  protected:
    virtual int DoCalculateEveId( const int trackID );

    const sim::ParticleList* m_particleList; 

  private:
    typedef std::map< int, int >             m_previousList_t;
    typedef m_previousList_t::const_iterator m_previousList_ptr;
    m_previousList_t                         m_previousList; 
  };

} // namespace sim

#endif // SIM_EveIdCalculator_H